Annotation of loncom/interface/loncommon.pm, revision 1.785
1.10 albertel 1: # The LearningOnline Network with CAPA
1.1 albertel 2: # a pile of common routines
1.10 albertel 3: #
1.785 ! tempelho 4: # $Id: loncommon.pm,v 1.784 2009/04/04 21:47:40 bisitz Exp $
1.10 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.1 albertel 28:
29: # Makes a table out of the previous attempts
1.2 albertel 30: # Inputs result_from_symbread, user, domain, course_id
1.16 harris41 31: # Reads in non-network-related .tab files
1.1 albertel 32:
1.35 matthew 33: # POD header:
34:
1.45 matthew 35: =pod
36:
1.35 matthew 37: =head1 NAME
38:
39: Apache::loncommon - pile of common routines
40:
41: =head1 SYNOPSIS
42:
1.112 bowersj2 43: Common routines for manipulating connections, student answers,
44: domains, common Javascript fragments, etc.
1.35 matthew 45:
1.112 bowersj2 46: =head1 OVERVIEW
1.35 matthew 47:
1.112 bowersj2 48: A collection of commonly used subroutines that don't have a natural
49: home anywhere else. This collection helps remove
1.35 matthew 50: redundancy from other modules and increase efficiency of memory usage.
51:
52: =cut
53:
54: # End of POD header
1.1 albertel 55: package Apache::loncommon;
56:
57: use strict;
1.258 albertel 58: use Apache::lonnet;
1.46 matthew 59: use GDBM_File;
1.51 www 60: use POSIX qw(strftime mktime);
1.82 www 61: use Apache::lonmenu();
1.498 albertel 62: use Apache::lonenc();
1.117 www 63: use Apache::lonlocal;
1.685 tempelho 64: use Apache::lonnet();
1.139 matthew 65: use HTML::Entities;
1.334 albertel 66: use Apache::lonhtmlcommon();
67: use Apache::loncoursedata();
1.344 albertel 68: use Apache::lontexconvert();
1.444 albertel 69: use Apache::lonclonecourse();
1.479 albertel 70: use LONCAPA qw(:DEFAULT :match);
1.657 raeburn 71: use DateTime::TimeZone;
1.687 raeburn 72: use DateTime::Locale::Catalog;
1.117 www 73:
1.517 raeburn 74: # ---------------------------------------------- Designs
75: use vars qw(%defaultdesign);
76:
1.22 www 77: my $readit;
78:
1.517 raeburn 79:
1.157 matthew 80: ##
81: ## Global Variables
82: ##
1.46 matthew 83:
1.643 foxr 84:
85: # ----------------------------------------------- SSI with retries:
86: #
87:
88: =pod
89:
1.648 raeburn 90: =head1 Server Side include with retries:
1.643 foxr 91:
92: =over 4
93:
1.648 raeburn 94: =item * &ssi_with_retries(resource,retries form)
1.643 foxr 95:
96: Performs an ssi with some number of retries. Retries continue either
97: until the result is ok or until the retry count supplied by the
98: caller is exhausted.
99:
100: Inputs:
1.648 raeburn 101:
102: =over 4
103:
1.643 foxr 104: resource - Identifies the resource to insert.
1.648 raeburn 105:
1.643 foxr 106: retries - Count of the number of retries allowed.
1.648 raeburn 107:
1.643 foxr 108: form - Hash that identifies the rendering options.
109:
1.648 raeburn 110: =back
111:
112: Returns:
113:
114: =over 4
115:
1.643 foxr 116: content - The content of the response. If retries were exhausted this is empty.
1.648 raeburn 117:
1.643 foxr 118: response - The response from the last attempt (which may or may not have been successful.
119:
1.648 raeburn 120: =back
121:
122: =back
123:
1.643 foxr 124: =cut
125:
126: sub ssi_with_retries {
127: my ($resource, $retries, %form) = @_;
128:
129:
130: my $ok = 0; # True if we got a good response.
131: my $content;
132: my $response;
133:
134: # Try to get the ssi done. within the retries count:
135:
136: do {
137: ($content, $response) = &Apache::lonnet::ssi($resource, %form);
138: $ok = $response->is_success;
1.650 www 139: if (!$ok) {
140: &Apache::lonnet::logthis("Failed ssi_with_retries on $resource: ".$response->is_success.', '.$response->code.', '.$response->message);
141: }
1.643 foxr 142: $retries--;
143: } while (!$ok && ($retries > 0));
144:
145: if (!$ok) {
146: $content = ''; # On error return an empty content.
147: }
148: return ($content, $response);
149:
150: }
151:
152:
153:
1.20 www 154: # ----------------------------------------------- Filetypes/Languages/Copyright
1.12 harris41 155: my %language;
1.124 www 156: my %supported_language;
1.12 harris41 157: my %cprtag;
1.192 taceyjo1 158: my %scprtag;
1.351 www 159: my %fe; my %fd; my %fm;
1.41 ng 160: my %category_extensions;
1.12 harris41 161:
1.46 matthew 162: # ---------------------------------------------- Thesaurus variables
1.144 matthew 163: #
164: # %Keywords:
165: # A hash used by &keyword to determine if a word is considered a keyword.
166: # $thesaurus_db_file
167: # Scalar containing the full path to the thesaurus database.
1.46 matthew 168:
169: my %Keywords;
170: my $thesaurus_db_file;
171:
1.144 matthew 172: #
173: # Initialize values from language.tab, copyright.tab, filetypes.tab,
174: # thesaurus.tab, and filecategories.tab.
175: #
1.18 www 176: BEGIN {
1.46 matthew 177: # Variable initialization
178: $thesaurus_db_file = $Apache::lonnet::perlvar{'lonTabDir'}."/thesaurus.db";
179: #
1.22 www 180: unless ($readit) {
1.12 harris41 181: # ------------------------------------------------------------------- languages
182: {
1.158 raeburn 183: my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
184: '/language.tab';
185: if ( open(my $fh,"<$langtabfile") ) {
1.356 albertel 186: while (my $line = <$fh>) {
187: next if ($line=~/^\#/);
188: chomp($line);
189: my ($key,$two,$country,$three,$enc,$val,$sup)=(split(/\t/,$line));
1.158 raeburn 190: $language{$key}=$val.' - '.$enc;
191: if ($sup) {
192: $supported_language{$key}=$sup;
193: }
194: }
195: close($fh);
196: }
1.12 harris41 197: }
198: # ------------------------------------------------------------------ copyrights
199: {
1.158 raeburn 200: my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
201: '/copyright.tab';
202: if ( open (my $fh,"<$copyrightfile") ) {
1.356 albertel 203: while (my $line = <$fh>) {
204: next if ($line=~/^\#/);
205: chomp($line);
206: my ($key,$val)=(split(/\s+/,$line,2));
1.158 raeburn 207: $cprtag{$key}=$val;
208: }
209: close($fh);
210: }
1.12 harris41 211: }
1.351 www 212: # ----------------------------------------------------------- source copyrights
1.192 taceyjo1 213: {
214: my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
215: '/source_copyright.tab';
216: if ( open (my $fh,"<$sourcecopyrightfile") ) {
1.356 albertel 217: while (my $line = <$fh>) {
218: next if ($line =~ /^\#/);
219: chomp($line);
220: my ($key,$val)=(split(/\s+/,$line,2));
1.192 taceyjo1 221: $scprtag{$key}=$val;
222: }
223: close($fh);
224: }
225: }
1.63 www 226:
1.517 raeburn 227: # -------------------------------------------------------------- default domain designs
1.63 www 228: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
1.517 raeburn 229: my $designfile = $designdir.'/default.tab';
230: if ( open (my $fh,"<$designfile") ) {
231: while (my $line = <$fh>) {
232: next if ($line =~ /^\#/);
233: chomp($line);
234: my ($key,$val)=(split(/\=/,$line));
235: if ($val) { $defaultdesign{$key}=$val; }
236: }
237: close($fh);
1.63 www 238: }
239:
1.15 harris41 240: # ------------------------------------------------------------- file categories
241: {
1.158 raeburn 242: my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}.
243: '/filecategories.tab';
244: if ( open (my $fh,"<$categoryfile") ) {
1.356 albertel 245: while (my $line = <$fh>) {
246: next if ($line =~ /^\#/);
247: chomp($line);
248: my ($extension,$category)=(split(/\s+/,$line,2));
1.158 raeburn 249: push @{$category_extensions{lc($category)}},$extension;
250: }
251: close($fh);
252: }
253:
1.15 harris41 254: }
1.12 harris41 255: # ------------------------------------------------------------------ file types
256: {
1.158 raeburn 257: my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}.
258: '/filetypes.tab';
259: if ( open (my $fh,"<$typesfile") ) {
1.356 albertel 260: while (my $line = <$fh>) {
261: next if ($line =~ /^\#/);
262: chomp($line);
263: my ($ending,$emb,$mime,$descr)=split(/\s+/,$line,4);
1.158 raeburn 264: if ($descr ne '') {
265: $fe{$ending}=lc($emb);
266: $fd{$ending}=$descr;
1.351 www 267: if ($mime ne 'unk') { $fm{$ending}=$mime; }
1.158 raeburn 268: }
269: }
270: close($fh);
271: }
1.12 harris41 272: }
1.22 www 273: &Apache::lonnet::logthis(
1.705 tempelho 274: "<span style='color:yellow;'>INFO: Read file types</span>");
1.22 www 275: $readit=1;
1.46 matthew 276: } # end of unless($readit)
1.32 matthew 277:
278: }
1.112 bowersj2 279:
1.42 matthew 280: ###############################################################
281: ## HTML and Javascript Helper Functions ##
282: ###############################################################
283:
284: =pod
285:
1.112 bowersj2 286: =head1 HTML and Javascript Functions
1.42 matthew 287:
1.112 bowersj2 288: =over 4
289:
1.648 raeburn 290: =item * &browser_and_searcher_javascript()
1.112 bowersj2 291:
292: X<browsing, javascript>X<searching, javascript>Returns a string
293: containing javascript with two functions, C<openbrowser> and
294: C<opensearcher>. Returned string does not contain E<lt>scriptE<gt>
295: tags.
1.42 matthew 296:
1.648 raeburn 297: =item * &openbrowser(formname,elementname,only,omit) [javascript]
1.42 matthew 298:
299: inputs: formname, elementname, only, omit
300:
301: formname and elementname indicate the name of the html form and name of
302: the element that the results of the browsing selection are to be placed in.
303:
304: Specifying 'only' will restrict the browser to displaying only files
1.185 www 305: with the given extension. Can be a comma separated list.
1.42 matthew 306:
307: Specifying 'omit' will restrict the browser to NOT displaying files
1.185 www 308: with the given extension. Can be a comma separated list.
1.42 matthew 309:
1.648 raeburn 310: =item * &opensearcher(formname,elementname) [javascript]
1.42 matthew 311:
312: Inputs: formname, elementname
313:
314: formname and elementname specify the name of the html form and the name
315: of the element the selection from the search results will be placed in.
1.542 raeburn 316:
1.42 matthew 317: =cut
318:
319: sub browser_and_searcher_javascript {
1.199 albertel 320: my ($mode)=@_;
321: if (!defined($mode)) { $mode='edit'; }
1.453 albertel 322: my $resurl=&escape_single(&lastresurl());
1.42 matthew 323: return <<END;
1.219 albertel 324: // <!-- BEGIN LON-CAPA Internal
1.50 matthew 325: var editbrowser = null;
1.135 albertel 326: function openbrowser(formname,elementname,only,omit,titleelement) {
1.170 www 327: var url = '$resurl/?';
1.42 matthew 328: if (editbrowser == null) {
329: url += 'launch=1&';
330: }
331: url += 'catalogmode=interactive&';
1.199 albertel 332: url += 'mode=$mode&';
1.611 albertel 333: url += 'inhibitmenu=yes&';
1.42 matthew 334: url += 'form=' + formname + '&';
335: if (only != null) {
336: url += 'only=' + only + '&';
1.217 albertel 337: } else {
338: url += 'only=&';
339: }
1.42 matthew 340: if (omit != null) {
341: url += 'omit=' + omit + '&';
1.217 albertel 342: } else {
343: url += 'omit=&';
344: }
1.135 albertel 345: if (titleelement != null) {
346: url += 'titleelement=' + titleelement + '&';
1.217 albertel 347: } else {
348: url += 'titleelement=&';
349: }
1.42 matthew 350: url += 'element=' + elementname + '';
351: var title = 'Browser';
1.435 albertel 352: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 353: options += ',width=700,height=600';
354: editbrowser = open(url,title,options,'1');
355: editbrowser.focus();
356: }
357: var editsearcher;
1.135 albertel 358: function opensearcher(formname,elementname,titleelement) {
1.42 matthew 359: var url = '/adm/searchcat?';
360: if (editsearcher == null) {
361: url += 'launch=1&';
362: }
363: url += 'catalogmode=interactive&';
1.199 albertel 364: url += 'mode=$mode&';
1.42 matthew 365: url += 'form=' + formname + '&';
1.135 albertel 366: if (titleelement != null) {
367: url += 'titleelement=' + titleelement + '&';
1.217 albertel 368: } else {
369: url += 'titleelement=&';
370: }
1.42 matthew 371: url += 'element=' + elementname + '';
372: var title = 'Search';
1.435 albertel 373: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 374: options += ',width=700,height=600';
375: editsearcher = open(url,title,options,'1');
376: editsearcher.focus();
377: }
1.219 albertel 378: // END LON-CAPA Internal -->
1.42 matthew 379: END
1.170 www 380: }
381:
382: sub lastresurl {
1.258 albertel 383: if ($env{'environment.lastresurl'}) {
384: return $env{'environment.lastresurl'}
1.170 www 385: } else {
386: return '/res';
387: }
388: }
389:
390: sub storeresurl {
391: my $resurl=&Apache::lonnet::clutter(shift);
392: unless ($resurl=~/^\/res/) { return 0; }
393: $resurl=~s/\/$//;
394: &Apache::lonnet::put('environment',{'lastresurl' => $resurl});
1.646 raeburn 395: &Apache::lonnet::appenv({'environment.lastresurl' => $resurl});
1.170 www 396: return 1;
1.42 matthew 397: }
398:
1.74 www 399: sub studentbrowser_javascript {
1.111 www 400: unless (
1.258 albertel 401: (($env{'request.course.id'}) &&
1.302 albertel 402: (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
403: || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
404: '/'.$env{'request.course.sec'})
405: ))
1.258 albertel 406: || ($env{'request.role'}=~/^(au|dc|su)/)
1.111 www 407: ) { return ''; }
1.74 www 408: return (<<'ENDSTDBRW');
1.776 bisitz 409: <script type="text/javascript" language="Javascript">
1.74 www 410: var stdeditbrowser;
1.558 albertel 411: function openstdbrowser(formname,uname,udom,roleflag,ignorefilter) {
1.74 www 412: var url = '/adm/pickstudent?';
413: var filter;
1.558 albertel 414: if (!ignorefilter) {
415: eval('filter=document.'+formname+'.'+uname+'.value;');
416: }
1.74 www 417: if (filter != null) {
418: if (filter != '') {
419: url += 'filter='+filter+'&';
420: }
421: }
422: url += 'form=' + formname + '&unameelement='+uname+
423: '&udomelement='+udom;
1.111 www 424: if (roleflag) { url+="&roles=1"; }
1.102 www 425: var title = 'Student_Browser';
1.74 www 426: var options = 'scrollbars=1,resizable=1,menubar=0';
427: options += ',width=700,height=600';
428: stdeditbrowser = open(url,title,options,'1');
429: stdeditbrowser.focus();
430: }
431: </script>
432: ENDSTDBRW
433: }
1.42 matthew 434:
1.74 www 435: sub selectstudent_link {
1.111 www 436: my ($form,$unameele,$udomele)=@_;
1.258 albertel 437: if ($env{'request.course.id'}) {
1.302 albertel 438: if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})
439: && !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.
440: '/'.$env{'request.course.sec'})) {
1.111 www 441: return '';
442: }
443: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.607 albertel 444: '","'.$udomele.'");'."'>".&mt('Select User')."</a>";
1.74 www 445: }
1.258 albertel 446: if ($env{'request.role'}=~/^(au|dc|su)/) {
1.111 www 447: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.119 www 448: '","'.$udomele.'",1);'."'>".&mt('Select User')."</a>";
1.111 www 449: }
450: return '';
1.91 www 451: }
452:
1.653 raeburn 453: sub authorbrowser_javascript {
454: return <<"ENDAUTHORBRW";
1.776 bisitz 455: <script type="text/javascript" language="JavaScript">
1.653 raeburn 456: var stdeditbrowser;
457:
458: function openauthorbrowser(formname,udom) {
459: var url = '/adm/pickauthor?';
460: url += 'form='+formname+'&roledom='+udom;
461: var title = 'Author_Browser';
462: var options = 'scrollbars=1,resizable=1,menubar=0';
463: options += ',width=700,height=600';
464: stdeditbrowser = open(url,title,options,'1');
465: stdeditbrowser.focus();
466: }
467:
468: </script>
469: ENDAUTHORBRW
470: }
471:
1.91 www 472: sub coursebrowser_javascript {
1.468 raeburn 473: my ($domainfilter,$sec_element,$formname)=@_;
1.377 raeburn 474: my $crs_or_grp_alert = &mt('Please select the type of LON-CAPA entity - Course or Group - for which you wish to add/modify a user role');
1.468 raeburn 475: my $output = '
1.776 bisitz 476: <script type="text/javascript" language="JavaScript">
1.468 raeburn 477: var stdeditbrowser;'."\n";
478: $output .= <<"ENDSTDBRW";
1.377 raeburn 479: function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
1.91 www 480: var url = '/adm/pickcourse?';
1.468 raeburn 481: var domainfilter = '';
482: var formid = getFormIdByName(formname);
483: if (formid > -1) {
484: var domid = getIndexByName(formid,udom);
485: if (domid > -1) {
486: if (document.forms[formid].elements[domid].type == 'select-one') {
487: domainfilter=document.forms[formid].elements[domid].options[document.forms[formid].elements[domid].selectedIndex].value;
488: }
489: if (document.forms[formid].elements[domid].type == 'hidden') {
490: domainfilter=document.forms[formid].elements[domid].value;
491: }
492: }
1.91 www 493: }
1.128 albertel 494: if (domainfilter != null) {
495: if (domainfilter != '') {
496: url += 'domainfilter='+domainfilter+'&';
497: }
498: }
1.91 www 499: url += 'form=' + formname + '&cnumelement='+uname+
1.187 albertel 500: '&cdomelement='+udom+
501: '&cnameelement='+desc;
1.468 raeburn 502: if (extra_element !=null && extra_element != '') {
1.594 raeburn 503: if (formname == 'rolechoice' || formname == 'studentform') {
1.468 raeburn 504: url += '&roleelement='+extra_element;
505: if (domainfilter == null || domainfilter == '') {
506: url += '&domainfilter='+extra_element;
507: }
1.234 raeburn 508: }
1.468 raeburn 509: else {
510: if (formname == 'portform') {
511: url += '&setroles='+extra_element;
512: }
513: }
1.230 raeburn 514: }
1.293 raeburn 515: if (multflag !=null && multflag != '') {
516: url += '&multiple='+multflag;
517: }
1.377 raeburn 518: if (crstype == 'Course/Group') {
519: if (formname == 'cu') {
520: crstype = document.cu.crstype.options[document.cu.crstype.selectedIndex].value;
521: if (crstype == "") {
522: alert("$crs_or_grp_alert");
523: return;
524: }
525: }
526: }
527: if (crstype !=null && crstype != '') {
528: url += '&type='+crstype;
529: }
1.102 www 530: var title = 'Course_Browser';
1.91 www 531: var options = 'scrollbars=1,resizable=1,menubar=0';
532: options += ',width=700,height=600';
533: stdeditbrowser = open(url,title,options,'1');
534: stdeditbrowser.focus();
535: }
1.468 raeburn 536:
537: function getFormIdByName(formname) {
538: for (var i=0;i<document.forms.length;i++) {
539: if (document.forms[i].name == formname) {
540: return i;
541: }
542: }
543: return -1;
544: }
545:
546: function getIndexByName(formid,item) {
547: for (var i=0;i<document.forms[formid].elements.length;i++) {
548: if (document.forms[formid].elements[i].name == item) {
549: return i;
550: }
551: }
552: return -1;
553: }
1.91 www 554: ENDSTDBRW
1.468 raeburn 555: if ($sec_element ne '') {
556: $output .= &setsec_javascript($sec_element,$formname);
557: }
558: $output .= '
559: </script>';
560: return $output;
561: }
562:
563: sub setsec_javascript {
564: my ($sec_element,$formname) = @_;
565: my $setsections = qq|
566: function setSect(sectionlist) {
1.629 raeburn 567: var sectionsArray = new Array();
568: if ((sectionlist != '') && (typeof sectionlist != "undefined")) {
569: sectionsArray = sectionlist.split(",");
570: }
1.468 raeburn 571: var numSections = sectionsArray.length;
572: document.$formname.$sec_element.length = 0;
573: if (numSections == 0) {
574: document.$formname.$sec_element.multiple=false;
575: document.$formname.$sec_element.size=1;
576: document.$formname.$sec_element.options[0] = new Option('No existing sections','',false,false)
577: } else {
578: if (numSections == 1) {
579: document.$formname.$sec_element.multiple=false;
580: document.$formname.$sec_element.size=1;
581: document.$formname.$sec_element.options[0] = new Option('Select','',true,true);
582: document.$formname.$sec_element.options[1] = new Option('No section','',false,false)
583: document.$formname.$sec_element.options[2] = new Option(sectionsArray[0],sectionsArray[0],false,false);
584: } else {
585: for (var i=0; i<numSections; i++) {
586: document.$formname.$sec_element.options[i] = new Option(sectionsArray[i],sectionsArray[i],false,false)
587: }
588: document.$formname.$sec_element.multiple=true
589: if (numSections < 3) {
590: document.$formname.$sec_element.size=numSections;
591: } else {
592: document.$formname.$sec_element.size=3;
593: }
594: document.$formname.$sec_element.options[0].selected = false
595: }
596: }
1.91 www 597: }
1.468 raeburn 598: |;
599: return $setsections;
600: }
601:
1.91 www 602:
603: sub selectcourse_link {
1.377 raeburn 604: my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
1.492 albertel 605: return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
606: '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";
1.74 www 607: }
1.42 matthew 608:
1.653 raeburn 609: sub selectauthor_link {
610: my ($form,$udom)=@_;
611: return '<a href="javascript:openauthorbrowser('."'$form','$udom'".');">'.
612: &mt('Select Author').'</a>';
613: }
614:
1.273 raeburn 615: sub check_uncheck_jscript {
616: my $jscript = <<"ENDSCRT";
617: function checkAll(field) {
618: if (field.length > 0) {
619: for (i = 0; i < field.length; i++) {
620: field[i].checked = true ;
621: }
622: } else {
623: field.checked = true
624: }
625: }
626:
627: function uncheckAll(field) {
628: if (field.length > 0) {
629: for (i = 0; i < field.length; i++) {
630: field[i].checked = false ;
1.543 albertel 631: }
632: } else {
1.273 raeburn 633: field.checked = false ;
634: }
635: }
636: ENDSCRT
637: return $jscript;
638: }
639:
1.656 www 640: sub select_timezone {
1.659 raeburn 641: my ($name,$selected,$onchange,$includeempty)=@_;
642: my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
643: if ($includeempty) {
644: $output .= '<option value=""';
645: if (($selected eq '') || ($selected eq 'local')) {
646: $output .= ' selected="selected" ';
647: }
648: $output .= '> </option>';
649: }
1.657 raeburn 650: my @timezones = DateTime::TimeZone->all_names;
651: foreach my $tzone (@timezones) {
652: $output.= '<option value="'.$tzone.'"';
653: if ($tzone eq $selected) {
654: $output.=' selected="selected"';
655: }
656: $output.=">$tzone</option>\n";
1.656 www 657: }
658: $output.="</select>";
659: return $output;
660: }
1.273 raeburn 661:
1.687 raeburn 662: sub select_datelocale {
663: my ($name,$selected,$onchange,$includeempty)=@_;
664: my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
665: if ($includeempty) {
666: $output .= '<option value=""';
667: if ($selected eq '') {
668: $output .= ' selected="selected" ';
669: }
670: $output .= '> </option>';
671: }
672: my (@possibles,%locale_names);
673: my @locales = DateTime::Locale::Catalog::Locales;
674: foreach my $locale (@locales) {
675: if (ref($locale) eq 'HASH') {
676: my $id = $locale->{'id'};
677: if ($id ne '') {
678: my $en_terr = $locale->{'en_territory'};
679: my $native_terr = $locale->{'native_territory'};
1.695 raeburn 680: my @languages = &Apache::lonlocal::preferred_languages();
1.687 raeburn 681: if (grep(/^en$/,@languages) || !@languages) {
682: if ($en_terr ne '') {
683: $locale_names{$id} = '('.$en_terr.')';
684: } elsif ($native_terr ne '') {
685: $locale_names{$id} = $native_terr;
686: }
687: } else {
688: if ($native_terr ne '') {
689: $locale_names{$id} = $native_terr.' ';
690: } elsif ($en_terr ne '') {
691: $locale_names{$id} = '('.$en_terr.')';
692: }
693: }
694: push (@possibles,$id);
695: }
696: }
697: }
698: foreach my $item (sort(@possibles)) {
699: $output.= '<option value="'.$item.'"';
700: if ($item eq $selected) {
701: $output.=' selected="selected"';
702: }
703: $output.=">$item";
704: if ($locale_names{$item} ne '') {
705: $output.=" $locale_names{$item}</option>\n";
706: }
707: $output.="</option>\n";
708: }
709: $output.="</select>";
710: return $output;
711: }
712:
1.42 matthew 713: =pod
1.36 matthew 714:
1.648 raeburn 715: =item * &linked_select_forms(...)
1.36 matthew 716:
717: linked_select_forms returns a string containing a <script></script> block
718: and html for two <select> menus. The select menus will be linked in that
719: changing the value of the first menu will result in new values being placed
720: in the second menu. The values in the select menu will appear in alphabetical
1.609 raeburn 721: order unless a defined order is provided.
1.36 matthew 722:
723: linked_select_forms takes the following ordered inputs:
724:
725: =over 4
726:
1.112 bowersj2 727: =item * $formname, the name of the <form> tag
1.36 matthew 728:
1.112 bowersj2 729: =item * $middletext, the text which appears between the <select> tags
1.36 matthew 730:
1.112 bowersj2 731: =item * $firstdefault, the default value for the first menu
1.36 matthew 732:
1.112 bowersj2 733: =item * $firstselectname, the name of the first <select> tag
1.36 matthew 734:
1.112 bowersj2 735: =item * $secondselectname, the name of the second <select> tag
1.36 matthew 736:
1.112 bowersj2 737: =item * $hashref, a reference to a hash containing the data for the menus.
1.36 matthew 738:
1.609 raeburn 739: =item * $menuorder, the order of values in the first menu
740:
1.41 ng 741: =back
742:
1.36 matthew 743: Below is an example of such a hash. Only the 'text', 'default', and
744: 'select2' keys must appear as stated. keys(%menu) are the possible
745: values for the first select menu. The text that coincides with the
1.41 ng 746: first menu value is given in $menu{$choice1}->{'text'}. The values
1.36 matthew 747: and text for the second menu are given in the hash pointed to by
748: $menu{$choice1}->{'select2'}.
749:
1.112 bowersj2 750: my %menu = ( A1 => { text =>"Choice A1" ,
751: default => "B3",
752: select2 => {
753: B1 => "Choice B1",
754: B2 => "Choice B2",
755: B3 => "Choice B3",
756: B4 => "Choice B4"
1.609 raeburn 757: },
758: order => ['B4','B3','B1','B2'],
1.112 bowersj2 759: },
760: A2 => { text =>"Choice A2" ,
761: default => "C2",
762: select2 => {
763: C1 => "Choice C1",
764: C2 => "Choice C2",
765: C3 => "Choice C3"
1.609 raeburn 766: },
767: order => ['C2','C1','C3'],
1.112 bowersj2 768: },
769: A3 => { text =>"Choice A3" ,
770: default => "D6",
771: select2 => {
772: D1 => "Choice D1",
773: D2 => "Choice D2",
774: D3 => "Choice D3",
775: D4 => "Choice D4",
776: D5 => "Choice D5",
777: D6 => "Choice D6",
778: D7 => "Choice D7"
1.609 raeburn 779: },
780: order => ['D4','D3','D2','D1','D7','D6','D5'],
1.112 bowersj2 781: }
782: );
1.36 matthew 783:
784: =cut
785:
786: sub linked_select_forms {
787: my ($formname,
788: $middletext,
789: $firstdefault,
790: $firstselectname,
791: $secondselectname,
1.609 raeburn 792: $hashref,
793: $menuorder,
1.36 matthew 794: ) = @_;
795: my $second = "document.$formname.$secondselectname";
796: my $first = "document.$formname.$firstselectname";
797: # output the javascript to do the changing
798: my $result = '';
1.776 bisitz 799: $result.='<script type="text/javascript" language="JavaScript">'."\n";
1.36 matthew 800: $result.="var select2data = new Object();\n";
801: $" = '","';
802: my $debug = '';
803: foreach my $s1 (sort(keys(%$hashref))) {
804: $result.="select2data.d_$s1 = new Object();\n";
805: $result.="select2data.d_$s1.def = new String('".
806: $hashref->{$s1}->{'default'}."');\n";
1.609 raeburn 807: $result.="select2data.d_$s1.values = new Array(";
1.36 matthew 808: my @s2values = sort(keys( %{ $hashref->{$s1}->{'select2'} } ));
1.609 raeburn 809: if (ref($hashref->{$s1}->{'order'}) eq 'ARRAY') {
810: @s2values = @{$hashref->{$s1}->{'order'}};
811: }
1.36 matthew 812: $result.="\"@s2values\");\n";
813: $result.="select2data.d_$s1.texts = new Array(";
814: my @s2texts;
815: foreach my $value (@s2values) {
816: push @s2texts, $hashref->{$s1}->{'select2'}->{$value};
817: }
818: $result.="\"@s2texts\");\n";
819: }
820: $"=' ';
821: $result.= <<"END";
822:
823: function select1_changed() {
824: // Determine new choice
825: var newvalue = "d_" + $first.value;
826: // update select2
827: var values = select2data[newvalue].values;
828: var texts = select2data[newvalue].texts;
829: var select2def = select2data[newvalue].def;
830: var i;
831: // out with the old
832: for (i = 0; i < $second.options.length; i++) {
833: $second.options[i] = null;
834: }
835: // in with the nuclear
836: for (i=0;i<values.length; i++) {
837: $second.options[i] = new Option(values[i]);
1.143 matthew 838: $second.options[i].value = values[i];
1.36 matthew 839: $second.options[i].text = texts[i];
840: if (values[i] == select2def) {
841: $second.options[i].selected = true;
842: }
843: }
844: }
845: </script>
846: END
847: # output the initial values for the selection lists
848: $result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed()\">\n";
1.609 raeburn 849: my @order = sort(keys(%{$hashref}));
850: if (ref($menuorder) eq 'ARRAY') {
851: @order = @{$menuorder};
852: }
853: foreach my $value (@order) {
1.36 matthew 854: $result.=" <option value=\"$value\" ";
1.253 albertel 855: $result.=" selected=\"selected\" " if ($value eq $firstdefault);
1.119 www 856: $result.=">".&mt($hashref->{$value}->{'text'})."</option>\n";
1.36 matthew 857: }
858: $result .= "</select>\n";
859: my %select2 = %{$hashref->{$firstdefault}->{'select2'}};
860: $result .= $middletext;
861: $result .= "<select size=\"1\" name=\"$secondselectname\">\n";
862: my $seconddefault = $hashref->{$firstdefault}->{'default'};
1.609 raeburn 863:
864: my @secondorder = sort(keys(%select2));
865: if (ref($hashref->{$firstdefault}->{'order'}) eq 'ARRAY') {
866: @secondorder = @{$hashref->{$firstdefault}->{'order'}};
867: }
868: foreach my $value (@secondorder) {
1.36 matthew 869: $result.=" <option value=\"$value\" ";
1.253 albertel 870: $result.=" selected=\"selected\" " if ($value eq $seconddefault);
1.119 www 871: $result.=">".&mt($select2{$value})."</option>\n";
1.36 matthew 872: }
873: $result .= "</select>\n";
874: # return $debug;
875: return $result;
876: } # end of sub linked_select_forms {
877:
1.45 matthew 878: =pod
1.44 bowersj2 879:
1.648 raeburn 880: =item * &help_open_topic($topic,$text,$stayOnPage,$width,$height)
1.44 bowersj2 881:
1.112 bowersj2 882: Returns a string corresponding to an HTML link to the given help
883: $topic, where $topic corresponds to the name of a .tex file in
884: /home/httpd/html/adm/help/tex, with underscores replaced by
885: spaces.
886:
887: $text will optionally be linked to the same topic, allowing you to
888: link text in addition to the graphic. If you do not want to link
889: text, but wish to specify one of the later parameters, pass an
890: empty string.
891:
892: $stayOnPage is a value that will be interpreted as a boolean. If true,
893: the link will not open a new window. If false, the link will open
894: a new window using Javascript. (Default is false.)
895:
896: $width and $height are optional numerical parameters that will
897: override the width and height of the popped up window, which may
898: be useful for certain help topics with big pictures included.
1.44 bowersj2 899:
900: =cut
901:
902: sub help_open_topic {
1.48 bowersj2 903: my ($topic, $text, $stayOnPage, $width, $height) = @_;
904: $text = "" if (not defined $text);
1.44 bowersj2 905: $stayOnPage = 0 if (not defined $stayOnPage);
1.552 banghart 906: if ($env{'browser.interface'} eq 'textual') {
1.79 www 907: $stayOnPage=1;
908: }
1.44 bowersj2 909: $width = 350 if (not defined $width);
910: $height = 400 if (not defined $height);
911: my $filename = $topic;
912: $filename =~ s/ /_/g;
913:
1.48 bowersj2 914: my $template = "";
915: my $link;
1.572 banghart 916:
1.159 www 917: $topic=~s/\W/\_/g;
1.44 bowersj2 918:
1.572 banghart 919: if (!$stayOnPage) {
1.72 bowersj2 920: $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1.572 banghart 921: } else {
1.48 bowersj2 922: $link = "/adm/help/${filename}.hlp";
923: }
924:
925: # Add the text
1.755 neumanie 926: if ($text ne "") {
1.763 bisitz 927: $template.='<span class="LC_help_open_topic">'
928: .'<a target="_top" href="'.$link.'">'
929: .$text.'</a>';
1.48 bowersj2 930: }
931:
1.763 bisitz 932: # (Always) Add the graphic
1.179 matthew 933: my $title = &mt('Online Help');
1.667 raeburn 934: my $helpicon=&lonhttpdurl("/adm/help/help.png");
1.763 bisitz 935: $template.=' <a target="_top" href="'.$link.'" title="'.$title.'">'
936: .'<img src="'.$helpicon.'" border="0"'
937: .' alt="'.&mt('Help: [_1]',$topic).'"'
1.783 amueller 938: .' title="'.$title.'"'
1.763 bisitz 939: .' /></a>';
940: if ($text ne "") {
941: $template.='</span>';
942: }
1.44 bowersj2 943: return $template;
944:
1.106 bowersj2 945: }
946:
947: # This is a quicky function for Latex cheatsheet editing, since it
948: # appears in at least four places
949: sub helpLatexCheatsheet {
1.732 raeburn 950: my ($topic,$text,$not_author) = @_;
951: my $out;
1.106 bowersj2 952: my $addOther = '';
1.732 raeburn 953: if ($topic) {
1.763 bisitz 954: $addOther = '<span>'.&Apache::loncommon::help_open_topic($topic,&mt($text),
955: undef, undef, 600).
956: '</span> ';
957: }
958: $out = '<span>' # Start cheatsheet
959: .$addOther
960: .'<span>'
961: .&Apache::loncommon::help_open_topic('Greek_Symbols',&mt('Greek Symbols'),
962: undef,undef,600)
963: .'</span> <span>'
964: .&Apache::loncommon::help_open_topic('Other_Symbols',&mt('Other Symbols'),
965: undef,undef,600)
966: .'</span>';
1.732 raeburn 967: unless ($not_author) {
1.763 bisitz 968: $out .= ' <span>'
969: .&Apache::loncommon::help_open_topic('Authoring_Output_Tags',&mt('Output Tags'),
970: undef,undef,600)
971: .'</span>';
1.732 raeburn 972: }
1.763 bisitz 973: $out .= '</span>'; # End cheatsheet
1.732 raeburn 974: return $out;
1.172 www 975: }
976:
1.430 albertel 977: sub general_help {
978: my $helptopic='Student_Intro';
979: if ($env{'request.role'}=~/^(ca|au)/) {
980: $helptopic='Authoring_Intro';
981: } elsif ($env{'request.role'}=~/^cc/) {
982: $helptopic='Course_Coordination_Intro';
1.672 raeburn 983: } elsif ($env{'request.role'}=~/^dc/) {
984: $helptopic='Domain_Coordination_Intro';
1.430 albertel 985: }
986: return $helptopic;
987: }
988:
989: sub update_help_link {
990: my ($topic,$component_help,$faq,$bug,$stayOnPage) = @_;
991: my $origurl = $ENV{'REQUEST_URI'};
992: $origurl=~s|^/~|/priv/|;
993: my $timestamp = time;
994: foreach my $datum (\$topic,\$component_help,\$faq,\$bug,\$origurl) {
995: $$datum = &escape($$datum);
996: }
997:
998: my $banner_link = "/adm/helpmenu?page=banner&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
999: my $output .= <<"ENDOUTPUT";
1000: <script type="text/javascript">
1001: banner_link = '$banner_link';
1002: </script>
1003: ENDOUTPUT
1004: return $output;
1005: }
1006:
1007: # now just updates the help link and generates a blue icon
1.193 raeburn 1008: sub help_open_menu {
1.430 albertel 1009: my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)
1.552 banghart 1010: = @_;
1.430 albertel 1011: $stayOnPage = 0 if (not defined $stayOnPage);
1.572 banghart 1012: # only use pop-up help (stayOnPage == 0)
1.552 banghart 1013: # if environment.remote is on (using remote control UI)
1.572 banghart 1014: if ($env{'browser.interface'} eq 'textual' ||
1015: $env{'environment.remote'} eq 'off' ) {
1.552 banghart 1016: $stayOnPage=1;
1.430 albertel 1017: }
1018: my $output;
1019: if ($component_help) {
1020: if (!$text) {
1021: $output=&help_open_topic($component_help,undef,$stayOnPage,
1022: $width,$height);
1023: } else {
1024: my $help_text;
1025: $help_text=&unescape($topic);
1026: $output='<table><tr><td>'.
1027: &help_open_topic($component_help,$help_text,$stayOnPage,
1028: $width,$height).'</td></tr></table>';
1029: }
1030: }
1031: my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
1032: return $output.$banner_link;
1033: }
1034:
1035: sub top_nav_help {
1036: my ($text) = @_;
1.436 albertel 1037: $text = &mt($text);
1.572 banghart 1038: my $stay_on_page =
1.436 albertel 1039: ($env{'browser.interface'} eq 'textual' ||
1040: $env{'environment.remote'} eq 'off' );
1.572 banghart 1041: my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
1.436 albertel 1042: : "javascript:helpMenu('open')";
1.572 banghart 1043: my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
1.436 albertel 1044:
1.201 raeburn 1045: my $title = &mt('Get help');
1.436 albertel 1046:
1047: return <<"END";
1048: $banner_link
1049: <a href="$link" title="$title">$text</a>
1050: END
1051: }
1052:
1053: sub help_menu_js {
1054: my ($text) = @_;
1055:
1056: my $stayOnPage =
1057: ($env{'browser.interface'} eq 'textual' ||
1058: $env{'environment.remote'} eq 'off' );
1059:
1060: my $width = 620;
1061: my $height = 600;
1.430 albertel 1062: my $helptopic=&general_help();
1063: my $details_link = '/adm/help/'.$helptopic.'.hlp';
1.261 albertel 1064: my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
1.331 albertel 1065: my $start_page =
1066: &Apache::loncommon::start_page('Help Menu', undef,
1067: {'frameset' => 1,
1068: 'js_ready' => 1,
1069: 'add_entries' => {
1070: 'border' => '0',
1.579 raeburn 1071: 'rows' => "110,*",},});
1.331 albertel 1072: my $end_page =
1073: &Apache::loncommon::end_page({'frameset' => 1,
1074: 'js_ready' => 1,});
1075:
1.436 albertel 1076: my $template .= <<"ENDTEMPLATE";
1077: <script type="text/javascript">
1.253 albertel 1078: // <!-- BEGIN LON-CAPA Internal
1079: // <![CDATA[
1.430 albertel 1080: var banner_link = '';
1.243 raeburn 1081: function helpMenu(target) {
1082: var caller = this;
1083: if (target == 'open') {
1084: var newWindow = null;
1085: try {
1.262 albertel 1086: newWindow = window.open($nothing,"helpmenu","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" )
1.243 raeburn 1087: }
1088: catch(error) {
1089: writeHelp(caller);
1090: return;
1091: }
1092: if (newWindow) {
1093: caller = newWindow;
1094: }
1.193 raeburn 1095: }
1.243 raeburn 1096: writeHelp(caller);
1097: return;
1098: }
1099: function writeHelp(caller) {
1.430 albertel 1100: caller.document.writeln('$start_page<frame name="bannerframe" src="'+banner_link+'" /><frame name="bodyframe" src="$details_link" /> $end_page')
1.243 raeburn 1101: caller.document.close()
1102: caller.focus()
1.193 raeburn 1103: }
1.253 albertel 1104: // ]]>
1.219 albertel 1105: // END LON-CAPA Internal -->
1.436 albertel 1106: </script>
1.193 raeburn 1107: ENDTEMPLATE
1108: return $template;
1109: }
1110:
1.172 www 1111: sub help_open_bug {
1112: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1113: unless ($env{'user.adv'}) { return ''; }
1.172 www 1114: unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
1115: $text = "" if (not defined $text);
1116: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1117: if ($env{'browser.interface'} eq 'textual' ||
1118: $env{'environment.remote'} eq 'off' ) {
1.172 www 1119: $stayOnPage=1;
1120: }
1.184 albertel 1121: $width = 600 if (not defined $width);
1122: $height = 600 if (not defined $height);
1.172 www 1123:
1124: $topic=~s/\W+/\+/g;
1125: my $link='';
1126: my $template='';
1.379 albertel 1127: my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
1128: &escape($ENV{'REQUEST_URI'}).'&component='.$topic;
1.172 www 1129: if (!$stayOnPage)
1130: {
1131: $link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1132: }
1133: else
1134: {
1135: $link = $url;
1136: }
1137: # Add the text
1138: if ($text ne "")
1139: {
1140: $template .=
1141: "<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1142: "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
1.172 www 1143: }
1144:
1145: # Add the graphic
1.179 matthew 1146: my $title = &mt('Report a Bug');
1.215 albertel 1147: my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
1.172 www 1148: $template .= <<"ENDTEMPLATE";
1.436 albertel 1149: <a target="_top" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
1.172 www 1150: ENDTEMPLATE
1151: if ($text ne '') { $template.='</td></tr></table>' };
1152: return $template;
1153:
1154: }
1155:
1156: sub help_open_faq {
1157: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1158: unless ($env{'user.adv'}) { return ''; }
1.172 www 1159: unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
1160: $text = "" if (not defined $text);
1161: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1162: if ($env{'browser.interface'} eq 'textual' ||
1163: $env{'environment.remote'} eq 'off' ) {
1.172 www 1164: $stayOnPage=1;
1165: }
1166: $width = 350 if (not defined $width);
1167: $height = 400 if (not defined $height);
1168:
1169: $topic=~s/\W+/\+/g;
1170: my $link='';
1171: my $template='';
1172: my $url=$Apache::lonnet::perlvar{'FAQHost'}.'/fom/cache/'.$topic.'.html';
1173: if (!$stayOnPage)
1174: {
1175: $link = "javascript:void(open('$url', 'FAQ-O-Matic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1176: }
1177: else
1178: {
1179: $link = $url;
1180: }
1181:
1182: # Add the text
1183: if ($text ne "")
1184: {
1185: $template .=
1.173 www 1186: "<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1187: "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF; font-size:10pt;\">$text</span></a>";
1.172 www 1188: }
1189:
1190: # Add the graphic
1.179 matthew 1191: my $title = &mt('View the FAQ');
1.215 albertel 1192: my $faqicon=&lonhttpdurl("/adm/lonMisc/smallFAQ.gif");
1.172 www 1193: $template .= <<"ENDTEMPLATE";
1.436 albertel 1194: <a target="_top" href="$link" title="$title"><img src="$faqicon" border="0" alt="(FAQ: $topic)" /></a>
1.172 www 1195: ENDTEMPLATE
1196: if ($text ne '') { $template.='</td></tr></table>' };
1197: return $template;
1198:
1.44 bowersj2 1199: }
1.37 matthew 1200:
1.180 matthew 1201: ###############################################################
1202: ###############################################################
1203:
1.45 matthew 1204: =pod
1205:
1.648 raeburn 1206: =item * &change_content_javascript():
1.256 matthew 1207:
1208: This and the next function allow you to create small sections of an
1209: otherwise static HTML page that you can update on the fly with
1210: Javascript, even in Netscape 4.
1211:
1212: The Javascript fragment returned by this function (no E<lt>scriptE<gt> tag)
1213: must be written to the HTML page once. It will prove the Javascript
1214: function "change(name, content)". Calling the change function with the
1215: name of the section
1216: you want to update, matching the name passed to C<changable_area>, and
1217: the new content you want to put in there, will put the content into
1218: that area.
1219:
1220: B<Note>: Netscape 4 only reserves enough space for the changable area
1221: to contain room for the original contents. You need to "make space"
1222: for whatever changes you wish to make, and be B<sure> to check your
1223: code in Netscape 4. This feature in Netscape 4 is B<not> powerful;
1224: it's adequate for updating a one-line status display, but little more.
1225: This script will set the space to 100% width, so you only need to
1226: worry about height in Netscape 4.
1227:
1228: Modern browsers are much less limiting, and if you can commit to the
1229: user not using Netscape 4, this feature may be used freely with
1230: pretty much any HTML.
1231:
1232: =cut
1233:
1234: sub change_content_javascript {
1235: # If we're on Netscape 4, we need to use Layer-based code
1.258 albertel 1236: if ($env{'browser.type'} eq 'netscape' &&
1237: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1238: return (<<NETSCAPE4);
1239: function change(name, content) {
1240: doc = document.layers[name+"___escape"].layers[0].document;
1241: doc.open();
1242: doc.write(content);
1243: doc.close();
1244: }
1245: NETSCAPE4
1246: } else {
1247: # Otherwise, we need to use semi-standards-compliant code
1248: # (technically, "innerHTML" isn't standard but the equivalent
1249: # is really scary, and every useful browser supports it
1250: return (<<DOMBASED);
1251: function change(name, content) {
1252: element = document.getElementById(name);
1253: element.innerHTML = content;
1254: }
1255: DOMBASED
1256: }
1257: }
1258:
1259: =pod
1260:
1.648 raeburn 1261: =item * &changable_area($name,$origContent):
1.256 matthew 1262:
1263: This provides a "changable area" that can be modified on the fly via
1264: the Javascript code provided in C<change_content_javascript>. $name is
1265: the name you will use to reference the area later; do not repeat the
1266: same name on a given HTML page more then once. $origContent is what
1267: the area will originally contain, which can be left blank.
1268:
1269: =cut
1270:
1271: sub changable_area {
1272: my ($name, $origContent) = @_;
1273:
1.258 albertel 1274: if ($env{'browser.type'} eq 'netscape' &&
1275: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1276: # If this is netscape 4, we need to use the Layer tag
1277: return "<ilayer width='100%' id='${name}___escape' overflow='none'><layer width='100%' id='$name' overflow='none'>$origContent</layer></ilayer>";
1278: } else {
1279: return "<span id='$name'>$origContent</span>";
1280: }
1281: }
1282:
1283: =pod
1284:
1.648 raeburn 1285: =item * &viewport_geometry_js
1.590 raeburn 1286:
1287: Provides javascript object (Geometry) which can provide information about the viewport geometry for the client browser.
1288:
1289: =cut
1290:
1291:
1292: sub viewport_geometry_js {
1293: return <<"GEOMETRY";
1294: var Geometry = {};
1295: function init_geometry() {
1296: if (Geometry.init) { return };
1297: Geometry.init=1;
1298: if (window.innerHeight) {
1299: Geometry.getViewportHeight = function() { return window.innerHeight; };
1300: Geometry.getViewportWidth = function() { return window.innerWidth; };
1301: Geometry.getHorizontalScroll = function() { return window.pageXOffset; };
1302: Geometry.getVerticalScroll = function() { return window.pageYOffset; };
1303: }
1304: else if (document.documentElement && document.documentElement.clientHeight) {
1305: Geometry.getViewportHeight =
1306: function() { return document.documentElement.clientHeight; };
1307: Geometry.getViewportWidth =
1308: function() { return document.documentElement.clientWidth; };
1309:
1310: Geometry.getHorizontalScroll =
1311: function() { return document.documentElement.scrollLeft; };
1312: Geometry.getVerticalScroll =
1313: function() { return document.documentElement.scrollTop; };
1314: }
1315: else if (document.body.clientHeight) {
1316: Geometry.getViewportHeight =
1317: function() { return document.body.clientHeight; };
1318: Geometry.getViewportWidth =
1319: function() { return document.body.clientWidth; };
1320: Geometry.getHorizontalScroll =
1321: function() { return document.body.scrollLeft; };
1322: Geometry.getVerticalScroll =
1323: function() { return document.body.scrollTop; };
1324: }
1325: }
1326:
1327: GEOMETRY
1328: }
1329:
1330: =pod
1331:
1.648 raeburn 1332: =item * &viewport_size_js()
1.590 raeburn 1333:
1334: Provides a javascript function to set values of two form elements - width and height (elements are passed in as arguments to the javascript function) to the dimensions of the user's browser window.
1335:
1336: =cut
1337:
1338: sub viewport_size_js {
1339: my $geometry = &viewport_geometry_js();
1340: return <<"DIMS";
1341:
1342: $geometry
1343:
1344: function getViewportDims(width,height) {
1345: init_geometry();
1346: width.value = Geometry.getViewportWidth();
1347: height.value = Geometry.getViewportHeight();
1348: return;
1349: }
1350:
1351: DIMS
1352: }
1353:
1354: =pod
1355:
1.648 raeburn 1356: =item * &resize_textarea_js()
1.565 albertel 1357:
1358: emits the needed javascript to resize a textarea to be as big as possible
1359:
1360: creates a function resize_textrea that takes two IDs first should be
1361: the id of the element to resize, second should be the id of a div that
1362: surrounds everything that comes after the textarea, this routine needs
1363: to be attached to the <body> for the onload and onresize events.
1364:
1.648 raeburn 1365: =back
1.565 albertel 1366:
1367: =cut
1368:
1369: sub resize_textarea_js {
1.590 raeburn 1370: my $geometry = &viewport_geometry_js();
1.565 albertel 1371: return <<"RESIZE";
1372: <script type="text/javascript">
1.590 raeburn 1373: $geometry
1.565 albertel 1374:
1.588 albertel 1375: function getX(element) {
1376: var x = 0;
1377: while (element) {
1378: x += element.offsetLeft;
1379: element = element.offsetParent;
1380: }
1381: return x;
1382: }
1383: function getY(element) {
1384: var y = 0;
1385: while (element) {
1386: y += element.offsetTop;
1387: element = element.offsetParent;
1388: }
1389: return y;
1390: }
1391:
1392:
1.565 albertel 1393: function resize_textarea(textarea_id,bottom_id) {
1394: init_geometry();
1395: var textarea = document.getElementById(textarea_id);
1396: //alert(textarea);
1397:
1.588 albertel 1398: var textarea_top = getY(textarea);
1.565 albertel 1399: var textarea_height = textarea.offsetHeight;
1400: var bottom = document.getElementById(bottom_id);
1.588 albertel 1401: var bottom_top = getY(bottom);
1.565 albertel 1402: var bottom_height = bottom.offsetHeight;
1403: var window_height = Geometry.getViewportHeight();
1.588 albertel 1404: var fudge = 23;
1.565 albertel 1405: var new_height = window_height-fudge-textarea_top-bottom_height;
1406: if (new_height < 300) {
1407: new_height = 300;
1408: }
1409: textarea.style.height=new_height+'px';
1410: }
1411: </script>
1412: RESIZE
1413:
1414: }
1415:
1416: =pod
1417:
1.256 matthew 1418: =head1 Excel and CSV file utility routines
1419:
1420: =over 4
1421:
1422: =cut
1423:
1424: ###############################################################
1425: ###############################################################
1426:
1427: =pod
1428:
1.648 raeburn 1429: =item * &csv_translate($text)
1.37 matthew 1430:
1.185 www 1431: Translate $text to allow it to be output as a 'comma separated values'
1.37 matthew 1432: format.
1433:
1434: =cut
1435:
1.180 matthew 1436: ###############################################################
1437: ###############################################################
1.37 matthew 1438: sub csv_translate {
1439: my $text = shift;
1440: $text =~ s/\"/\"\"/g;
1.209 albertel 1441: $text =~ s/\n/ /g;
1.37 matthew 1442: return $text;
1443: }
1.180 matthew 1444:
1445: ###############################################################
1446: ###############################################################
1447:
1448: =pod
1449:
1.648 raeburn 1450: =item * &define_excel_formats()
1.180 matthew 1451:
1452: Define some commonly used Excel cell formats.
1453:
1454: Currently supported formats:
1455:
1456: =over 4
1457:
1458: =item header
1459:
1460: =item bold
1461:
1462: =item h1
1463:
1464: =item h2
1465:
1466: =item h3
1467:
1.256 matthew 1468: =item h4
1469:
1470: =item i
1471:
1.180 matthew 1472: =item date
1473:
1474: =back
1475:
1476: Inputs: $workbook
1477:
1478: Returns: $format, a hash reference.
1479:
1480: =cut
1481:
1482: ###############################################################
1483: ###############################################################
1484: sub define_excel_formats {
1485: my ($workbook) = @_;
1486: my $format;
1487: $format->{'header'} = $workbook->add_format(bold => 1,
1488: bottom => 1,
1489: align => 'center');
1490: $format->{'bold'} = $workbook->add_format(bold=>1);
1491: $format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
1492: $format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
1493: $format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
1.255 matthew 1494: $format->{'h4'} = $workbook->add_format(bold=>1, size=>12);
1.246 matthew 1495: $format->{'i'} = $workbook->add_format(italic=>1);
1.180 matthew 1496: $format->{'date'} = $workbook->add_format(num_format=>
1.207 matthew 1497: 'mm/dd/yyyy hh:mm:ss');
1.180 matthew 1498: return $format;
1499: }
1500:
1501: ###############################################################
1502: ###############################################################
1.113 bowersj2 1503:
1504: =pod
1505:
1.648 raeburn 1506: =item * &create_workbook()
1.255 matthew 1507:
1508: Create an Excel worksheet. If it fails, output message on the
1509: request object and return undefs.
1510:
1511: Inputs: Apache request object
1512:
1513: Returns (undef) on failure,
1514: Excel worksheet object, scalar with filename, and formats
1515: from &Apache::loncommon::define_excel_formats on success
1516:
1517: =cut
1518:
1519: ###############################################################
1520: ###############################################################
1521: sub create_workbook {
1522: my ($r) = @_;
1523: #
1524: # Create the excel spreadsheet
1525: my $filename = '/prtspool/'.
1.258 albertel 1526: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.255 matthew 1527: time.'_'.rand(1000000000).'.xls';
1528: my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
1529: if (! defined($workbook)) {
1530: $r->log_error("Error creating excel spreadsheet $filename: $!");
1531: $r->print('<p>'.&mt("Unable to create new Excel file. ".
1532: "This error has been logged. ".
1533: "Please alert your LON-CAPA administrator").
1534: '</p>');
1535: return (undef);
1536: }
1537: #
1538: $workbook->set_tempdir('/home/httpd/perl/tmp');
1539: #
1540: my $format = &Apache::loncommon::define_excel_formats($workbook);
1541: return ($workbook,$filename,$format);
1542: }
1543:
1544: ###############################################################
1545: ###############################################################
1546:
1547: =pod
1548:
1.648 raeburn 1549: =item * &create_text_file()
1.113 bowersj2 1550:
1.542 raeburn 1551: Create a file to write to and eventually make available to the user.
1.256 matthew 1552: If file creation fails, outputs an error message on the request object and
1553: return undefs.
1.113 bowersj2 1554:
1.256 matthew 1555: Inputs: Apache request object, and file suffix
1.113 bowersj2 1556:
1.256 matthew 1557: Returns (undef) on failure,
1558: Filehandle and filename on success.
1.113 bowersj2 1559:
1560: =cut
1561:
1.256 matthew 1562: ###############################################################
1563: ###############################################################
1564: sub create_text_file {
1565: my ($r,$suffix) = @_;
1566: if (! defined($suffix)) { $suffix = 'txt'; };
1567: my $fh;
1568: my $filename = '/prtspool/'.
1.258 albertel 1569: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.256 matthew 1570: time.'_'.rand(1000000000).'.'.$suffix;
1571: $fh = Apache::File->new('>/home/httpd'.$filename);
1572: if (! defined($fh)) {
1573: $r->log_error("Couldn't open $filename for output $!");
1.683 bisitz 1574: $r->print(&mt('Problems occurred in creating the output file. '
1575: .'This error has been logged. '
1576: .'Please alert your LON-CAPA administrator.'));
1.113 bowersj2 1577: }
1.256 matthew 1578: return ($fh,$filename)
1.113 bowersj2 1579: }
1580:
1581:
1.256 matthew 1582: =pod
1.113 bowersj2 1583:
1584: =back
1585:
1586: =cut
1.37 matthew 1587:
1588: ###############################################################
1.33 matthew 1589: ## Home server <option> list generating code ##
1590: ###############################################################
1.35 matthew 1591:
1.169 www 1592: # ------------------------------------------
1593:
1594: sub domain_select {
1595: my ($name,$value,$multiple)=@_;
1596: my %domains=map {
1.514 albertel 1597: $_ => $_.' '. &Apache::lonnet::domain($_,'description')
1.512 albertel 1598: } &Apache::lonnet::all_domains();
1.169 www 1599: if ($multiple) {
1600: $domains{''}=&mt('Any domain');
1.550 albertel 1601: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.287 albertel 1602: return &multiple_select_form($name,$value,4,\%domains);
1.169 www 1603: } else {
1.550 albertel 1604: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.169 www 1605: return &select_form($name,$value,%domains);
1606: }
1607: }
1608:
1.282 albertel 1609: #-------------------------------------------
1610:
1611: =pod
1612:
1.519 raeburn 1613: =head1 Routines for form select boxes
1614:
1615: =over 4
1616:
1.648 raeburn 1617: =item * &multiple_select_form($name,$value,$size,$hash,$order)
1.282 albertel 1618:
1619: Returns a string containing a <select> element int multiple mode
1620:
1621:
1622: Args:
1623: $name - name of the <select> element
1.506 raeburn 1624: $value - scalar or array ref of values that should already be selected
1.282 albertel 1625: $size - number of rows long the select element is
1.283 albertel 1626: $hash - the elements should be 'option' => 'shown text'
1.282 albertel 1627: (shown text should already have been &mt())
1.506 raeburn 1628: $order - (optional) array ref of the order to show the elements in
1.283 albertel 1629:
1.282 albertel 1630: =cut
1631:
1632: #-------------------------------------------
1.169 www 1633: sub multiple_select_form {
1.284 albertel 1634: my ($name,$value,$size,$hash,$order)=@_;
1.169 www 1635: my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
1636: my $output='';
1.191 matthew 1637: if (! defined($size)) {
1638: $size = 4;
1.283 albertel 1639: if (scalar(keys(%$hash))<4) {
1640: $size = scalar(keys(%$hash));
1.191 matthew 1641: }
1642: }
1.734 bisitz 1643: $output.="\n".'<select name="'.$name.'" size="'.$size.'" multiple="multiple">';
1.501 banghart 1644: my @order;
1.506 raeburn 1645: if (ref($order) eq 'ARRAY') {
1646: @order = @{$order};
1647: } else {
1648: @order = sort(keys(%$hash));
1.501 banghart 1649: }
1650: if (exists($$hash{'select_form_order'})) {
1651: @order = @{$$hash{'select_form_order'}};
1652: }
1653:
1.284 albertel 1654: foreach my $key (@order) {
1.356 albertel 1655: $output.='<option value="'.&HTML::Entities::encode($key,'"<>&').'" ';
1.284 albertel 1656: $output.='selected="selected" ' if ($selected{$key});
1657: $output.='>'.$hash->{$key}."</option>\n";
1.169 www 1658: }
1659: $output.="</select>\n";
1660: return $output;
1661: }
1662:
1.88 www 1663: #-------------------------------------------
1664:
1665: =pod
1666:
1.648 raeburn 1667: =item * &select_form($defdom,$name,%hash)
1.88 www 1668:
1669: Returns a string containing a <select name='$name' size='1'> form to
1670: allow a user to select options from a hash option_name => displayed text.
1671: See lonrights.pm for an example invocation and use.
1672:
1673: =cut
1674:
1675: #-------------------------------------------
1676: sub select_form {
1677: my ($def,$name,%hash) = @_;
1678: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1.128 albertel 1679: my @keys;
1680: if (exists($hash{'select_form_order'})) {
1681: @keys=@{$hash{'select_form_order'}};
1682: } else {
1683: @keys=sort(keys(%hash));
1684: }
1.356 albertel 1685: foreach my $key (@keys) {
1686: $selectform.=
1687: '<option value="'.&HTML::Entities::encode($key,'"<>&').'" '.
1688: ($key eq $def ? 'selected="selected" ' : '').
1689: ">".&mt($hash{$key})."</option>\n";
1.88 www 1690: }
1691: $selectform.="</select>";
1692: return $selectform;
1693: }
1694:
1.475 www 1695: # For display filters
1696:
1697: sub display_filter {
1698: if (!$env{'form.show'}) { $env{'form.show'}=10; }
1.477 www 1699: if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
1.714 bisitz 1700: return '<span class="LC_nobreak"><label>'.&mt('Records [_1]',
1.475 www 1701: &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
1702: (&mt('all'),10,20,50,100,1000,10000))).
1.714 bisitz 1703: '</label></span> <span class="LC_nobreak">'.
1.475 www 1704: &mt('Filter [_1]',
1.477 www 1705: &select_form($env{'form.displayfilter'},
1706: 'displayfilter',
1707: ('currentfolder' => 'Current folder/page',
1708: 'containing' => 'Containing phrase',
1709: 'none' => 'None'))).
1.714 bisitz 1710: '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></span>';
1.475 www 1711: }
1712:
1.167 www 1713: sub gradeleveldescription {
1714: my $gradelevel=shift;
1715: my %gradelevels=(0 => 'Not specified',
1716: 1 => 'Grade 1',
1717: 2 => 'Grade 2',
1718: 3 => 'Grade 3',
1719: 4 => 'Grade 4',
1720: 5 => 'Grade 5',
1721: 6 => 'Grade 6',
1722: 7 => 'Grade 7',
1723: 8 => 'Grade 8',
1724: 9 => 'Grade 9',
1725: 10 => 'Grade 10',
1726: 11 => 'Grade 11',
1727: 12 => 'Grade 12',
1728: 13 => 'Grade 13',
1729: 14 => '100 Level',
1730: 15 => '200 Level',
1731: 16 => '300 Level',
1732: 17 => '400 Level',
1733: 18 => 'Graduate Level');
1734: return &mt($gradelevels{$gradelevel});
1735: }
1736:
1.163 www 1737: sub select_level_form {
1738: my ($deflevel,$name)=@_;
1739: unless ($deflevel) { $deflevel=0; }
1.167 www 1740: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1741: for (my $i=0; $i<=18; $i++) {
1742: $selectform.="<option value=\"$i\" ".
1.253 albertel 1743: ($i==$deflevel ? 'selected="selected" ' : '').
1.167 www 1744: ">".&gradeleveldescription($i)."</option>\n";
1745: }
1746: $selectform.="</select>";
1747: return $selectform;
1.163 www 1748: }
1.167 www 1749:
1.35 matthew 1750: #-------------------------------------------
1751:
1.45 matthew 1752: =pod
1753:
1.743 raeburn 1754: =item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$autosubmit)
1.35 matthew 1755:
1756: Returns a string containing a <select name='$name' size='1'> form to
1757: allow a user to select the domain to preform an operation in.
1758: See loncreateuser.pm for an example invocation and use.
1759:
1.90 www 1760: If the $includeempty flag is set, it also includes an empty choice ("no domain
1761: selected");
1762:
1.743 raeburn 1763: If the $showdomdesc flag is set, the domain name is followed by the domain description.
1764:
1765: If the $autosubmit flag is set, the form containing the domain selector will be auto-submitted by an onchange action.
1.563 raeburn 1766:
1.35 matthew 1767: =cut
1768:
1769: #-------------------------------------------
1.34 matthew 1770: sub select_dom_form {
1.743 raeburn 1771: my ($defdom,$name,$includeempty,$showdomdesc,$autosubmit) = @_;
1772: my $onchange;
1773: if ($autosubmit) {
1774: $onchange = ' onchange="this.form.submit()"';
1775: }
1.550 albertel 1776: my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
1.90 www 1777: if ($includeempty) { @domains=('',@domains); }
1.743 raeburn 1778: my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";
1.356 albertel 1779: foreach my $dom (@domains) {
1780: $selectdomain.="<option value=\"$dom\" ".
1.563 raeburn 1781: ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
1782: if ($showdomdesc) {
1783: if ($dom ne '') {
1784: my $domdesc = &Apache::lonnet::domain($dom,'description');
1785: if ($domdesc ne '') {
1786: $selectdomain .= ' ('.$domdesc.')';
1787: }
1788: }
1789: }
1790: $selectdomain .= "</option>\n";
1.34 matthew 1791: }
1792: $selectdomain.="</select>";
1793: return $selectdomain;
1794: }
1795:
1.35 matthew 1796: #-------------------------------------------
1797:
1.45 matthew 1798: =pod
1799:
1.648 raeburn 1800: =item * &home_server_form_item($domain,$name,$defaultflag)
1.35 matthew 1801:
1.586 raeburn 1802: input: 4 arguments (two required, two optional) -
1803: $domain - domain of new user
1804: $name - name of form element
1805: $default - Value of 'default' causes a default item to be first
1806: option, and selected by default.
1807: $hide - Value of 'hide' causes hiding of the name of the server,
1808: if 1 server found, or default, if 0 found.
1.594 raeburn 1809: output: returns 2 items:
1.586 raeburn 1810: (a) form element which contains either:
1811: (i) <select name="$name">
1812: <option value="$hostid1">$hostid $servers{$hostid}</option>
1813: <option value="$hostid2">$hostid $servers{$hostid}</option>
1814: </select>
1815: form item if there are multiple library servers in $domain, or
1816: (ii) an <input type="hidden" name="$name" value="$hostid" /> form item
1817: if there is only one library server in $domain.
1818:
1819: (b) number of library servers found.
1820:
1821: See loncreateuser.pm for example of use.
1.35 matthew 1822:
1823: =cut
1824:
1825: #-------------------------------------------
1.586 raeburn 1826: sub home_server_form_item {
1827: my ($domain,$name,$default,$hide) = @_;
1.513 albertel 1828: my %servers = &Apache::lonnet::get_servers($domain,'library');
1.586 raeburn 1829: my $result;
1830: my $numlib = keys(%servers);
1831: if ($numlib > 1) {
1832: $result .= '<select name="'.$name.'" />'."\n";
1833: if ($default) {
1834: $result .= '<option value="default" selected>'.&mt('default').
1835: '</option>'."\n";
1836: }
1837: foreach my $hostid (sort(keys(%servers))) {
1838: $result.= '<option value="'.$hostid.'">'.
1839: $hostid.' '.$servers{$hostid}."</option>\n";
1840: }
1841: $result .= '</select>'."\n";
1842: } elsif ($numlib == 1) {
1843: my $hostid;
1844: foreach my $item (keys(%servers)) {
1845: $hostid = $item;
1846: }
1847: $result .= '<input type="hidden" name="'.$name.'" value="'.
1848: $hostid.'" />';
1849: if (!$hide) {
1850: $result .= $hostid.' '.$servers{$hostid};
1851: }
1852: $result .= "\n";
1853: } elsif ($default) {
1854: $result .= '<input type="hidden" name="'.$name.
1855: '" value="default" />';
1856: if (!$hide) {
1857: $result .= &mt('default');
1858: }
1859: $result .= "\n";
1.33 matthew 1860: }
1.586 raeburn 1861: return ($result,$numlib);
1.33 matthew 1862: }
1.112 bowersj2 1863:
1864: =pod
1865:
1.534 albertel 1866: =back
1867:
1.112 bowersj2 1868: =cut
1.87 matthew 1869:
1870: ###############################################################
1.112 bowersj2 1871: ## Decoding User Agent ##
1.87 matthew 1872: ###############################################################
1873:
1874: =pod
1875:
1.112 bowersj2 1876: =head1 Decoding the User Agent
1877:
1878: =over 4
1879:
1880: =item * &decode_user_agent()
1.87 matthew 1881:
1882: Inputs: $r
1883:
1884: Outputs:
1885:
1886: =over 4
1887:
1.112 bowersj2 1888: =item * $httpbrowser
1.87 matthew 1889:
1.112 bowersj2 1890: =item * $clientbrowser
1.87 matthew 1891:
1.112 bowersj2 1892: =item * $clientversion
1.87 matthew 1893:
1.112 bowersj2 1894: =item * $clientmathml
1.87 matthew 1895:
1.112 bowersj2 1896: =item * $clientunicode
1.87 matthew 1897:
1.112 bowersj2 1898: =item * $clientos
1.87 matthew 1899:
1900: =back
1901:
1.157 matthew 1902: =back
1903:
1.87 matthew 1904: =cut
1905:
1906: ###############################################################
1907: ###############################################################
1908: sub decode_user_agent {
1.247 albertel 1909: my ($r)=@_;
1.87 matthew 1910: my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
1911: my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
1912: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
1.247 albertel 1913: if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
1.87 matthew 1914: my $clientbrowser='unknown';
1915: my $clientversion='0';
1916: my $clientmathml='';
1917: my $clientunicode='0';
1918: for (my $i=0;$i<=$#browsertype;$i++) {
1919: my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
1920: if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
1921: $clientbrowser=$bname;
1922: $httpbrowser=~/$vreg/i;
1923: $clientversion=$1;
1924: $clientmathml=($clientversion>=$minv);
1925: $clientunicode=($clientversion>=$univ);
1926: }
1927: }
1928: my $clientos='unknown';
1929: if (($httpbrowser=~/linux/i) ||
1930: ($httpbrowser=~/unix/i) ||
1931: ($httpbrowser=~/ux/i) ||
1932: ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
1933: if (($httpbrowser=~/vax/i) ||
1934: ($httpbrowser=~/vms/i)) { $clientos='vms'; }
1935: if ($httpbrowser=~/next/i) { $clientos='next'; }
1936: if (($httpbrowser=~/mac/i) ||
1937: ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
1938: if ($httpbrowser=~/win/i) { $clientos='win'; }
1939: if ($httpbrowser=~/embed/i) { $clientos='pda'; }
1940: return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
1941: $clientunicode,$clientos,);
1942: }
1943:
1.32 matthew 1944: ###############################################################
1945: ## Authentication changing form generation subroutines ##
1946: ###############################################################
1947: ##
1948: ## All of the authform_xxxxxxx subroutines take their inputs in a
1949: ## hash, and have reasonable default values.
1950: ##
1951: ## formname = the name given in the <form> tag.
1.35 matthew 1952: #-------------------------------------------
1953:
1.45 matthew 1954: =pod
1955:
1.112 bowersj2 1956: =head1 Authentication Routines
1957:
1958: =over 4
1959:
1.648 raeburn 1960: =item * &authform_xxxxxx()
1.35 matthew 1961:
1962: The authform_xxxxxx subroutines provide javascript and html forms which
1963: handle some of the conveniences required for authentication forms.
1964: This is not an optimal method, but it works.
1965:
1966: =over 4
1967:
1.112 bowersj2 1968: =item * authform_header
1.35 matthew 1969:
1.112 bowersj2 1970: =item * authform_authorwarning
1.35 matthew 1971:
1.112 bowersj2 1972: =item * authform_nochange
1.35 matthew 1973:
1.112 bowersj2 1974: =item * authform_kerberos
1.35 matthew 1975:
1.112 bowersj2 1976: =item * authform_internal
1.35 matthew 1977:
1.112 bowersj2 1978: =item * authform_filesystem
1.35 matthew 1979:
1980: =back
1981:
1.648 raeburn 1982: See loncreateuser.pm for invocation and use examples.
1.157 matthew 1983:
1.35 matthew 1984: =cut
1985:
1986: #-------------------------------------------
1.32 matthew 1987: sub authform_header{
1988: my %in = (
1989: formname => 'cu',
1.80 albertel 1990: kerb_def_dom => '',
1.32 matthew 1991: @_,
1992: );
1993: $in{'formname'} = 'document.' . $in{'formname'};
1994: my $result='';
1.80 albertel 1995:
1996: #---------------------------------------------- Code for upper case translation
1997: my $Javascript_toUpperCase;
1998: unless ($in{kerb_def_dom}) {
1999: $Javascript_toUpperCase =<<"END";
2000: switch (choice) {
2001: case 'krb': currentform.elements[choicearg].value =
2002: currentform.elements[choicearg].value.toUpperCase();
2003: break;
2004: default:
2005: }
2006: END
2007: } else {
2008: $Javascript_toUpperCase = "";
2009: }
2010:
1.165 raeburn 2011: my $radioval = "'nochange'";
1.591 raeburn 2012: if (defined($in{'curr_authtype'})) {
2013: if ($in{'curr_authtype'} ne '') {
2014: $radioval = "'".$in{'curr_authtype'}."arg'";
2015: }
1.174 matthew 2016: }
1.165 raeburn 2017: my $argfield = 'null';
1.591 raeburn 2018: if (defined($in{'mode'})) {
1.165 raeburn 2019: if ($in{'mode'} eq 'modifycourse') {
1.591 raeburn 2020: if (defined($in{'curr_autharg'})) {
2021: if ($in{'curr_autharg'} ne '') {
1.165 raeburn 2022: $argfield = "'$in{'curr_autharg'}'";
2023: }
2024: }
2025: }
2026: }
2027:
1.32 matthew 2028: $result.=<<"END";
2029: var current = new Object();
1.165 raeburn 2030: current.radiovalue = $radioval;
2031: current.argfield = $argfield;
1.32 matthew 2032:
2033: function changed_radio(choice,currentform) {
2034: var choicearg = choice + 'arg';
2035: // If a radio button in changed, we need to change the argfield
2036: if (current.radiovalue != choice) {
2037: current.radiovalue = choice;
2038: if (current.argfield != null) {
2039: currentform.elements[current.argfield].value = '';
2040: }
2041: if (choice == 'nochange') {
2042: current.argfield = null;
2043: } else {
2044: current.argfield = choicearg;
2045: switch(choice) {
2046: case 'krb':
2047: currentform.elements[current.argfield].value =
2048: "$in{'kerb_def_dom'}";
2049: break;
2050: default:
2051: break;
2052: }
2053: }
2054: }
2055: return;
2056: }
1.22 www 2057:
1.32 matthew 2058: function changed_text(choice,currentform) {
2059: var choicearg = choice + 'arg';
2060: if (currentform.elements[choicearg].value !='') {
1.80 albertel 2061: $Javascript_toUpperCase
1.32 matthew 2062: // clear old field
2063: if ((current.argfield != choicearg) && (current.argfield != null)) {
2064: currentform.elements[current.argfield].value = '';
2065: }
2066: current.argfield = choicearg;
2067: }
2068: set_auth_radio_buttons(choice,currentform);
2069: return;
1.20 www 2070: }
1.32 matthew 2071:
2072: function set_auth_radio_buttons(newvalue,currentform) {
2073: var i=0;
2074: while (i < currentform.login.length) {
2075: if (currentform.login[i].value == newvalue) { break; }
2076: i++;
2077: }
2078: if (i == currentform.login.length) {
2079: return;
2080: }
2081: current.radiovalue = newvalue;
2082: currentform.login[i].checked = true;
2083: return;
2084: }
2085: END
2086: return $result;
2087: }
2088:
2089: sub authform_authorwarning{
2090: my $result='';
1.144 matthew 2091: $result='<i>'.
2092: &mt('As a general rule, only authors or co-authors should be '.
2093: 'filesystem authenticated '.
2094: '(which allows access to the server filesystem).')."</i>\n";
1.32 matthew 2095: return $result;
2096: }
2097:
2098: sub authform_nochange{
2099: my %in = (
2100: formname => 'document.cu',
2101: kerb_def_dom => 'MSU.EDU',
2102: @_,
2103: );
1.586 raeburn 2104: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
2105: my $result;
2106: if (keys(%can_assign) == 0) {
2107: $result = &mt('Under you current role you are not permitted to change login settings for this user');
2108: } else {
2109: $result = '<label>'.&mt('[_1] Do not change login data',
2110: '<input type="radio" name="login" value="nochange" '.
2111: 'checked="checked" onclick="'.
1.281 albertel 2112: "javascript:changed_radio('nochange',$in{'formname'});".'" />').
2113: '</label>';
1.586 raeburn 2114: }
1.32 matthew 2115: return $result;
2116: }
2117:
1.591 raeburn 2118: sub authform_kerberos {
1.32 matthew 2119: my %in = (
2120: formname => 'document.cu',
2121: kerb_def_dom => 'MSU.EDU',
1.80 albertel 2122: kerb_def_auth => 'krb4',
1.32 matthew 2123: @_,
2124: );
1.586 raeburn 2125: my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
2126: $autharg,$jscall);
2127: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.80 albertel 2128: if ($in{'kerb_def_auth'} eq 'krb5') {
1.772 bisitz 2129: $check5 = ' checked="checked"';
1.80 albertel 2130: } else {
1.772 bisitz 2131: $check4 = ' checked="checked"';
1.80 albertel 2132: }
1.165 raeburn 2133: $krbarg = $in{'kerb_def_dom'};
1.591 raeburn 2134: if (defined($in{'curr_authtype'})) {
2135: if ($in{'curr_authtype'} eq 'krb') {
1.772 bisitz 2136: $krbcheck = ' checked="checked"';
1.623 raeburn 2137: if (defined($in{'mode'})) {
2138: if ($in{'mode'} eq 'modifyuser') {
2139: $krbcheck = '';
2140: }
2141: }
1.591 raeburn 2142: if (defined($in{'curr_kerb_ver'})) {
2143: if ($in{'curr_krb_ver'} eq '5') {
1.772 bisitz 2144: $check5 = ' checked="checked"';
1.591 raeburn 2145: $check4 = '';
2146: } else {
1.772 bisitz 2147: $check4 = ' checked="checked"';
1.591 raeburn 2148: $check5 = '';
2149: }
1.586 raeburn 2150: }
1.591 raeburn 2151: if (defined($in{'curr_autharg'})) {
1.165 raeburn 2152: $krbarg = $in{'curr_autharg'};
2153: }
1.586 raeburn 2154: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1.591 raeburn 2155: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2156: $result =
2157: &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
2158: $in{'curr_autharg'},$krbver);
2159: } else {
2160: $result =
2161: &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
2162: }
2163: return $result;
2164: }
2165: }
2166: } else {
2167: if ($authnum == 1) {
1.784 bisitz 2168: $authtype = '<input type="hidden" name="login" value="krb" />';
1.165 raeburn 2169: }
2170: }
1.586 raeburn 2171: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
2172: return;
1.587 raeburn 2173: } elsif ($authtype eq '') {
1.591 raeburn 2174: if (defined($in{'mode'})) {
1.587 raeburn 2175: if ($in{'mode'} eq 'modifycourse') {
2176: if ($authnum == 1) {
1.784 bisitz 2177: $authtype = '<input type="hidden" name="login" value="krb" />';
1.587 raeburn 2178: }
2179: }
2180: }
1.586 raeburn 2181: }
2182: $jscall = "javascript:changed_radio('krb',$in{'formname'});";
2183: if ($authtype eq '') {
2184: $authtype = '<input type="radio" name="login" value="krb" '.
2185: 'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
2186: $krbcheck.' />';
2187: }
2188: if (($can_assign{'krb4'} && $can_assign{'krb5'}) ||
2189: ($can_assign{'krb4'} && !$can_assign{'krb5'} &&
2190: $in{'curr_authtype'} eq 'krb5') ||
2191: (!$can_assign{'krb4'} && $can_assign{'krb5'} &&
2192: $in{'curr_authtype'} eq 'krb4')) {
2193: $result .= &mt
1.144 matthew 2194: ('[_1] Kerberos authenticated with domain [_2] '.
1.281 albertel 2195: '[_3] Version 4 [_4] Version 5 [_5]',
1.586 raeburn 2196: '<label>'.$authtype,
1.281 albertel 2197: '</label><input type="text" size="10" name="krbarg" '.
1.165 raeburn 2198: 'value="'.$krbarg.'" '.
1.144 matthew 2199: 'onchange="'.$jscall.'" />',
1.281 albertel 2200: '<label><input type="radio" name="krbver" value="4" '.$check4.' />',
2201: '</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
2202: '</label>');
1.586 raeburn 2203: } elsif ($can_assign{'krb4'}) {
2204: $result .= &mt
2205: ('[_1] Kerberos authenticated with domain [_2] '.
2206: '[_3] Version 4 [_4]',
2207: '<label>'.$authtype,
2208: '</label><input type="text" size="10" name="krbarg" '.
2209: 'value="'.$krbarg.'" '.
2210: 'onchange="'.$jscall.'" />',
2211: '<label><input type="hidden" name="krbver" value="4" />',
2212: '</label>');
2213: } elsif ($can_assign{'krb5'}) {
2214: $result .= &mt
2215: ('[_1] Kerberos authenticated with domain [_2] '.
2216: '[_3] Version 5 [_4]',
2217: '<label>'.$authtype,
2218: '</label><input type="text" size="10" name="krbarg" '.
2219: 'value="'.$krbarg.'" '.
2220: 'onchange="'.$jscall.'" />',
2221: '<label><input type="hidden" name="krbver" value="5" />',
2222: '</label>');
2223: }
1.32 matthew 2224: return $result;
2225: }
2226:
2227: sub authform_internal{
1.586 raeburn 2228: my %in = (
1.32 matthew 2229: formname => 'document.cu',
2230: kerb_def_dom => 'MSU.EDU',
2231: @_,
2232: );
1.586 raeburn 2233: my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
2234: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2235: if (defined($in{'curr_authtype'})) {
2236: if ($in{'curr_authtype'} eq 'int') {
1.586 raeburn 2237: if ($can_assign{'int'}) {
1.772 bisitz 2238: $intcheck = 'checked="checked" ';
1.623 raeburn 2239: if (defined($in{'mode'})) {
2240: if ($in{'mode'} eq 'modifyuser') {
2241: $intcheck = '';
2242: }
2243: }
1.591 raeburn 2244: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2245: $intarg = $in{'curr_autharg'};
2246: }
2247: } else {
2248: $result = &mt('Currently internally authenticated.');
2249: return $result;
1.165 raeburn 2250: }
2251: }
1.586 raeburn 2252: } else {
2253: if ($authnum == 1) {
1.784 bisitz 2254: $authtype = '<input type="hidden" name="login" value="int" />';
1.586 raeburn 2255: }
2256: }
2257: if (!$can_assign{'int'}) {
2258: return;
1.587 raeburn 2259: } elsif ($authtype eq '') {
1.591 raeburn 2260: if (defined($in{'mode'})) {
1.587 raeburn 2261: if ($in{'mode'} eq 'modifycourse') {
2262: if ($authnum == 1) {
1.784 bisitz 2263: $authtype = '<input type="hidden" name="login" value="int" />';
1.587 raeburn 2264: }
2265: }
2266: }
1.165 raeburn 2267: }
1.586 raeburn 2268: $jscall = "javascript:changed_radio('int',$in{'formname'});";
2269: if ($authtype eq '') {
2270: $authtype = '<input type="radio" name="login" value="int" '.$intcheck.
2271: ' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
2272: }
1.605 bisitz 2273: $autharg = '<input type="password" size="10" name="intarg" value="'.
1.586 raeburn 2274: $intarg.'" onchange="'.$jscall.'" />';
2275: $result = &mt
1.144 matthew 2276: ('[_1] Internally authenticated (with initial password [_2])',
1.586 raeburn 2277: '<label>'.$authtype,'</label>'.$autharg);
1.620 www 2278: $result.="<label><input type=\"checkbox\" name=\"visible\" onClick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
1.32 matthew 2279: return $result;
2280: }
2281:
2282: sub authform_local{
2283: my %in = (
2284: formname => 'document.cu',
2285: kerb_def_dom => 'MSU.EDU',
2286: @_,
2287: );
1.586 raeburn 2288: my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
2289: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2290: if (defined($in{'curr_authtype'})) {
2291: if ($in{'curr_authtype'} eq 'loc') {
1.586 raeburn 2292: if ($can_assign{'loc'}) {
1.772 bisitz 2293: $loccheck = 'checked="checked" ';
1.623 raeburn 2294: if (defined($in{'mode'})) {
2295: if ($in{'mode'} eq 'modifyuser') {
2296: $loccheck = '';
2297: }
2298: }
1.591 raeburn 2299: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2300: $locarg = $in{'curr_autharg'};
2301: }
2302: } else {
2303: $result = &mt('Currently using local (institutional) authentication.');
2304: return $result;
1.165 raeburn 2305: }
2306: }
1.586 raeburn 2307: } else {
2308: if ($authnum == 1) {
1.784 bisitz 2309: $authtype = '<input type="hidden" name="login" value="loc" />';
1.586 raeburn 2310: }
2311: }
2312: if (!$can_assign{'loc'}) {
2313: return;
1.587 raeburn 2314: } elsif ($authtype eq '') {
1.591 raeburn 2315: if (defined($in{'mode'})) {
1.587 raeburn 2316: if ($in{'mode'} eq 'modifycourse') {
2317: if ($authnum == 1) {
1.784 bisitz 2318: $authtype = '<input type="hidden" name="login" value="loc" />';
1.587 raeburn 2319: }
2320: }
2321: }
1.165 raeburn 2322: }
1.586 raeburn 2323: $jscall = "javascript:changed_radio('loc',$in{'formname'});";
2324: if ($authtype eq '') {
2325: $authtype = '<input type="radio" name="login" value="loc" '.
2326: $loccheck.' onchange="'.$jscall.'" onclick="'.
2327: $jscall.'" />';
2328: }
2329: $autharg = '<input type="text" size="10" name="locarg" value="'.
2330: $locarg.'" onchange="'.$jscall.'" />';
2331: $result = &mt('[_1] Local Authentication with argument [_2]',
2332: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2333: return $result;
2334: }
2335:
2336: sub authform_filesystem{
2337: my %in = (
2338: formname => 'document.cu',
2339: kerb_def_dom => 'MSU.EDU',
2340: @_,
2341: );
1.586 raeburn 2342: my ($fsyscheck,$result,$authtype,$autharg,$jscall);
2343: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2344: if (defined($in{'curr_authtype'})) {
2345: if ($in{'curr_authtype'} eq 'fsys') {
1.586 raeburn 2346: if ($can_assign{'fsys'}) {
1.772 bisitz 2347: $fsyscheck = 'checked="checked" ';
1.623 raeburn 2348: if (defined($in{'mode'})) {
2349: if ($in{'mode'} eq 'modifyuser') {
2350: $fsyscheck = '';
2351: }
2352: }
1.586 raeburn 2353: } else {
2354: $result = &mt('Currently Filesystem Authenticated.');
2355: return $result;
2356: }
2357: }
2358: } else {
2359: if ($authnum == 1) {
1.784 bisitz 2360: $authtype = '<input type="hidden" name="login" value="fsys" />';
1.586 raeburn 2361: }
2362: }
2363: if (!$can_assign{'fsys'}) {
2364: return;
1.587 raeburn 2365: } elsif ($authtype eq '') {
1.591 raeburn 2366: if (defined($in{'mode'})) {
1.587 raeburn 2367: if ($in{'mode'} eq 'modifycourse') {
2368: if ($authnum == 1) {
1.784 bisitz 2369: $authtype = '<input type="hidden" name="login" value="fsys" />';
1.587 raeburn 2370: }
2371: }
2372: }
1.586 raeburn 2373: }
2374: $jscall = "javascript:changed_radio('fsys',$in{'formname'});";
2375: if ($authtype eq '') {
2376: $authtype = '<input type="radio" name="login" value="fsys" '.
2377: $fsyscheck.' onchange="'.$jscall.'" onclick="'.
2378: $jscall.'" />';
2379: }
2380: $autharg = '<input type="text" size="10" name="fsysarg" value=""'.
2381: ' onchange="'.$jscall.'" />';
2382: $result = &mt
1.144 matthew 2383: ('[_1] Filesystem Authenticated (with initial password [_2])',
1.281 albertel 2384: '<label><input type="radio" name="login" value="fsys" '.
1.586 raeburn 2385: $fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
1.605 bisitz 2386: '</label><input type="password" size="10" name="fsysarg" value="" '.
1.144 matthew 2387: 'onchange="'.$jscall.'" />');
1.32 matthew 2388: return $result;
2389: }
2390:
1.586 raeburn 2391: sub get_assignable_auth {
2392: my ($dom) = @_;
2393: if ($dom eq '') {
2394: $dom = $env{'request.role.domain'};
2395: }
2396: my %can_assign = (
2397: krb4 => 1,
2398: krb5 => 1,
2399: int => 1,
2400: loc => 1,
2401: );
2402: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
2403: if (ref($domconfig{'usercreation'}) eq 'HASH') {
2404: if (ref($domconfig{'usercreation'}{'authtypes'}) eq 'HASH') {
2405: my $authhash = $domconfig{'usercreation'}{'authtypes'};
2406: my $context;
2407: if ($env{'request.role'} =~ /^au/) {
2408: $context = 'author';
2409: } elsif ($env{'request.role'} =~ /^dc/) {
2410: $context = 'domain';
2411: } elsif ($env{'request.course.id'}) {
2412: $context = 'course';
2413: }
2414: if ($context) {
2415: if (ref($authhash->{$context}) eq 'HASH') {
2416: %can_assign = %{$authhash->{$context}};
2417: }
2418: }
2419: }
2420: }
2421: my $authnum = 0;
2422: foreach my $key (keys(%can_assign)) {
2423: if ($can_assign{$key}) {
2424: $authnum ++;
2425: }
2426: }
2427: if ($can_assign{'krb4'} && $can_assign{'krb5'}) {
2428: $authnum --;
2429: }
2430: return ($authnum,%can_assign);
2431: }
2432:
1.80 albertel 2433: ###############################################################
2434: ## Get Kerberos Defaults for Domain ##
2435: ###############################################################
2436: ##
2437: ## Returns default kerberos version and an associated argument
2438: ## as listed in file domain.tab. If not listed, provides
2439: ## appropriate default domain and kerberos version.
2440: ##
2441: #-------------------------------------------
2442:
2443: =pod
2444:
1.648 raeburn 2445: =item * &get_kerberos_defaults()
1.80 albertel 2446:
2447: get_kerberos_defaults($target_domain) returns the default kerberos
1.641 raeburn 2448: version and domain. If not found, it defaults to version 4 and the
2449: domain of the server.
1.80 albertel 2450:
1.648 raeburn 2451: =over 4
2452:
1.80 albertel 2453: ($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
2454:
1.648 raeburn 2455: =back
2456:
2457: =back
2458:
1.80 albertel 2459: =cut
2460:
2461: #-------------------------------------------
2462: sub get_kerberos_defaults {
2463: my $domain=shift;
1.641 raeburn 2464: my ($krbdef,$krbdefdom);
2465: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
2466: if (($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) {
2467: $krbdef = $domdefaults{'auth_def'};
2468: $krbdefdom = $domdefaults{'auth_arg_def'};
2469: } else {
1.80 albertel 2470: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
2471: my $krbdefdom=$1;
2472: $krbdefdom=~tr/a-z/A-Z/;
2473: $krbdef = "krb4";
2474: }
2475: return ($krbdef,$krbdefdom);
2476: }
1.112 bowersj2 2477:
1.32 matthew 2478:
1.46 matthew 2479: ###############################################################
2480: ## Thesaurus Functions ##
2481: ###############################################################
1.20 www 2482:
1.46 matthew 2483: =pod
1.20 www 2484:
1.112 bowersj2 2485: =head1 Thesaurus Functions
2486:
2487: =over 4
2488:
1.648 raeburn 2489: =item * &initialize_keywords()
1.46 matthew 2490:
2491: Initializes the package variable %Keywords if it is empty. Uses the
2492: package variable $thesaurus_db_file.
2493:
2494: =cut
2495:
2496: ###################################################
2497:
2498: sub initialize_keywords {
2499: return 1 if (scalar keys(%Keywords));
2500: # If we are here, %Keywords is empty, so fill it up
2501: # Make sure the file we need exists...
2502: if (! -e $thesaurus_db_file) {
2503: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
2504: " failed because it does not exist");
2505: return 0;
2506: }
2507: # Set up the hash as a database
2508: my %thesaurus_db;
2509: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2510: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2511: &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
2512: $thesaurus_db_file);
2513: return 0;
2514: }
2515: # Get the average number of appearances of a word.
2516: my $avecount = $thesaurus_db{'average.count'};
2517: # Put keywords (those that appear > average) into %Keywords
2518: while (my ($word,$data)=each (%thesaurus_db)) {
2519: my ($count,undef) = split /:/,$data;
2520: $Keywords{$word}++ if ($count > $avecount);
2521: }
2522: untie %thesaurus_db;
2523: # Remove special values from %Keywords.
1.356 albertel 2524: foreach my $value ('total.count','average.count') {
2525: delete($Keywords{$value}) if (exists($Keywords{$value}));
1.586 raeburn 2526: }
1.46 matthew 2527: return 1;
2528: }
2529:
2530: ###################################################
2531:
2532: =pod
2533:
1.648 raeburn 2534: =item * &keyword($word)
1.46 matthew 2535:
2536: Returns true if $word is a keyword. A keyword is a word that appears more
2537: than the average number of times in the thesaurus database. Calls
2538: &initialize_keywords
2539:
2540: =cut
2541:
2542: ###################################################
1.20 www 2543:
2544: sub keyword {
1.46 matthew 2545: return if (!&initialize_keywords());
2546: my $word=lc(shift());
2547: $word=~s/\W//g;
2548: return exists($Keywords{$word});
1.20 www 2549: }
1.46 matthew 2550:
2551: ###############################################################
2552:
2553: =pod
1.20 www 2554:
1.648 raeburn 2555: =item * &get_related_words()
1.46 matthew 2556:
1.160 matthew 2557: Look up a word in the thesaurus. Takes a scalar argument and returns
1.46 matthew 2558: an array of words. If the keyword is not in the thesaurus, an empty array
2559: will be returned. The order of the words returned is determined by the
2560: database which holds them.
2561:
2562: Uses global $thesaurus_db_file.
2563:
2564: =cut
2565:
2566: ###############################################################
2567: sub get_related_words {
2568: my $keyword = shift;
2569: my %thesaurus_db;
2570: if (! -e $thesaurus_db_file) {
2571: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
2572: "failed because the file does not exist");
2573: return ();
2574: }
2575: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2576: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2577: return ();
2578: }
2579: my @Words=();
1.429 www 2580: my $count=0;
1.46 matthew 2581: if (exists($thesaurus_db{$keyword})) {
1.356 albertel 2582: # The first element is the number of times
2583: # the word appears. We do not need it now.
1.429 www 2584: my (undef,@RelatedWords) = (split(/:/,$thesaurus_db{$keyword}));
2585: my (undef,$mostfrequentcount)=split(/\,/,$RelatedWords[0]);
2586: my $threshold=$mostfrequentcount/10;
2587: foreach my $possibleword (@RelatedWords) {
2588: my ($word,$wordcount)=split(/\,/,$possibleword);
2589: if ($wordcount>$threshold) {
2590: push(@Words,$word);
2591: $count++;
2592: if ($count>10) { last; }
2593: }
1.20 www 2594: }
2595: }
1.46 matthew 2596: untie %thesaurus_db;
2597: return @Words;
1.14 harris41 2598: }
1.46 matthew 2599:
1.112 bowersj2 2600: =pod
2601:
2602: =back
2603:
2604: =cut
1.61 www 2605:
2606: # -------------------------------------------------------------- Plaintext name
1.81 albertel 2607: =pod
2608:
1.112 bowersj2 2609: =head1 User Name Functions
2610:
2611: =over 4
2612:
1.648 raeburn 2613: =item * &plainname($uname,$udom,$first)
1.81 albertel 2614:
1.112 bowersj2 2615: Takes a users logon name and returns it as a string in
1.226 albertel 2616: "first middle last generation" form
2617: if $first is set to 'lastname' then it returns it as
2618: 'lastname generation, firstname middlename' if their is a lastname
1.81 albertel 2619:
2620: =cut
1.61 www 2621:
1.295 www 2622:
1.81 albertel 2623: ###############################################################
1.61 www 2624: sub plainname {
1.226 albertel 2625: my ($uname,$udom,$first)=@_;
1.537 albertel 2626: return if (!defined($uname) || !defined($udom));
1.295 www 2627: my %names=&getnames($uname,$udom);
1.226 albertel 2628: my $name=&Apache::lonnet::format_name($names{'firstname'},
2629: $names{'middlename'},
2630: $names{'lastname'},
2631: $names{'generation'},$first);
2632: $name=~s/^\s+//;
1.62 www 2633: $name=~s/\s+$//;
2634: $name=~s/\s+/ /g;
1.353 albertel 2635: if ($name !~ /\S/) { $name=$uname.':'.$udom; }
1.62 www 2636: return $name;
1.61 www 2637: }
1.66 www 2638:
2639: # -------------------------------------------------------------------- Nickname
1.81 albertel 2640: =pod
2641:
1.648 raeburn 2642: =item * &nickname($uname,$udom)
1.81 albertel 2643:
2644: Gets a users name and returns it as a string as
2645:
2646: ""nickname""
1.66 www 2647:
1.81 albertel 2648: if the user has a nickname or
2649:
2650: "first middle last generation"
2651:
2652: if the user does not
2653:
2654: =cut
1.66 www 2655:
2656: sub nickname {
2657: my ($uname,$udom)=@_;
1.537 albertel 2658: return if (!defined($uname) || !defined($udom));
1.295 www 2659: my %names=&getnames($uname,$udom);
1.68 albertel 2660: my $name=$names{'nickname'};
1.66 www 2661: if ($name) {
2662: $name='"'.$name.'"';
2663: } else {
2664: $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
2665: $names{'lastname'}.' '.$names{'generation'};
2666: $name=~s/\s+$//;
2667: $name=~s/\s+/ /g;
2668: }
2669: return $name;
2670: }
2671:
1.295 www 2672: sub getnames {
2673: my ($uname,$udom)=@_;
1.537 albertel 2674: return if (!defined($uname) || !defined($udom));
1.433 albertel 2675: if ($udom eq 'public' && $uname eq 'public') {
2676: return ('lastname' => &mt('Public'));
2677: }
1.295 www 2678: my $id=$uname.':'.$udom;
2679: my ($names,$cached)=&Apache::lonnet::is_cached_new('namescache',$id);
2680: if ($cached) {
2681: return %{$names};
2682: } else {
2683: my %loadnames=&Apache::lonnet::get('environment',
2684: ['firstname','middlename','lastname','generation','nickname'],
2685: $udom,$uname);
2686: &Apache::lonnet::do_cache_new('namescache',$id,\%loadnames);
2687: return %loadnames;
2688: }
2689: }
1.61 www 2690:
1.542 raeburn 2691: # -------------------------------------------------------------------- getemails
1.648 raeburn 2692:
1.542 raeburn 2693: =pod
2694:
1.648 raeburn 2695: =item * &getemails($uname,$udom)
1.542 raeburn 2696:
2697: Gets a user's email information and returns it as a hash with keys:
2698: notification, critnotification, permanentemail
2699:
2700: For notification and critnotification, values are comma-separated lists
1.648 raeburn 2701: of e-mail addresses; for permanentemail, value is a single e-mail address.
1.542 raeburn 2702:
1.648 raeburn 2703:
1.542 raeburn 2704: =cut
2705:
1.648 raeburn 2706:
1.466 albertel 2707: sub getemails {
2708: my ($uname,$udom)=@_;
2709: if ($udom eq 'public' && $uname eq 'public') {
2710: return;
2711: }
1.467 www 2712: if (!$udom) { $udom=$env{'user.domain'}; }
2713: if (!$uname) { $uname=$env{'user.name'}; }
1.466 albertel 2714: my $id=$uname.':'.$udom;
2715: my ($names,$cached)=&Apache::lonnet::is_cached_new('emailscache',$id);
2716: if ($cached) {
2717: return %{$names};
2718: } else {
2719: my %loadnames=&Apache::lonnet::get('environment',
2720: ['notification','critnotification',
2721: 'permanentemail'],
2722: $udom,$uname);
2723: &Apache::lonnet::do_cache_new('emailscache',$id,\%loadnames);
2724: return %loadnames;
2725: }
2726: }
2727:
1.551 albertel 2728: sub flush_email_cache {
2729: my ($uname,$udom)=@_;
2730: if (!$udom) { $udom =$env{'user.domain'}; }
2731: if (!$uname) { $uname=$env{'user.name'}; }
2732: return if ($udom eq 'public' && $uname eq 'public');
2733: my $id=$uname.':'.$udom;
2734: &Apache::lonnet::devalidate_cache_new('emailscache',$id);
2735: }
2736:
1.728 raeburn 2737: # -------------------------------------------------------------------- getlangs
2738:
2739: =pod
2740:
2741: =item * &getlangs($uname,$udom)
2742:
2743: Gets a user's language preference and returns it as a hash with key:
2744: language.
2745:
2746: =cut
2747:
2748:
2749: sub getlangs {
2750: my ($uname,$udom) = @_;
2751: if (!$udom) { $udom =$env{'user.domain'}; }
2752: if (!$uname) { $uname=$env{'user.name'}; }
2753: my $id=$uname.':'.$udom;
2754: my ($langs,$cached)=&Apache::lonnet::is_cached_new('userlangs',$id);
2755: if ($cached) {
2756: return %{$langs};
2757: } else {
2758: my %loadlangs=&Apache::lonnet::get('environment',['languages'],
2759: $udom,$uname);
2760: &Apache::lonnet::do_cache_new('userlangs',$id,\%loadlangs);
2761: return %loadlangs;
2762: }
2763: }
2764:
2765: sub flush_langs_cache {
2766: my ($uname,$udom)=@_;
2767: if (!$udom) { $udom =$env{'user.domain'}; }
2768: if (!$uname) { $uname=$env{'user.name'}; }
2769: return if ($udom eq 'public' && $uname eq 'public');
2770: my $id=$uname.':'.$udom;
2771: &Apache::lonnet::devalidate_cache_new('userlangs',$id);
2772: }
2773:
1.61 www 2774: # ------------------------------------------------------------------ Screenname
1.81 albertel 2775:
2776: =pod
2777:
1.648 raeburn 2778: =item * &screenname($uname,$udom)
1.81 albertel 2779:
2780: Gets a users screenname and returns it as a string
2781:
2782: =cut
1.61 www 2783:
2784: sub screenname {
2785: my ($uname,$udom)=@_;
1.258 albertel 2786: if ($uname eq $env{'user.name'} &&
2787: $udom eq $env{'user.domain'}) {return $env{'environment.screenname'};}
1.212 albertel 2788: my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
1.68 albertel 2789: return $names{'screenname'};
1.62 www 2790: }
2791:
1.212 albertel 2792:
1.62 www 2793: # ------------------------------------------------------------- Message Wrapper
2794:
2795: sub messagewrapper {
1.369 www 2796: my ($link,$username,$domain,$subject,$text)=@_;
1.62 www 2797: return
1.441 albertel 2798: '<a href="/adm/email?compose=individual&'.
2799: 'recname='.$username.'&recdom='.$domain.
2800: '&subject='.&escape($subject).'&text='.&escape($text).'" '.
1.200 matthew 2801: 'title="'.&mt('Send message').'">'.$link.'</a>';
1.74 www 2802: }
2803: # --------------------------------------------------------------- Notes Wrapper
2804:
2805: sub noteswrapper {
2806: my ($link,$un,$do)=@_;
2807: return
2808: "<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
1.62 www 2809: }
2810: # ------------------------------------------------------------- Aboutme Wrapper
2811:
2812: sub aboutmewrapper {
1.166 www 2813: my ($link,$username,$domain,$target)=@_;
1.447 raeburn 2814: if (!defined($username) && !defined($domain)) {
2815: return;
2816: }
1.205 www 2817: return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
1.756 weissno 2818: ($target?' target="$target"':'').' title="'.&mt("View this user's personal information page").'">'.$link.'</a>';
1.62 www 2819: }
2820:
2821: # ------------------------------------------------------------ Syllabus Wrapper
2822:
2823:
2824: sub syllabuswrapper {
1.707 bisitz 2825: my ($linktext,$coursedir,$domain)=@_;
1.208 matthew 2826: return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
1.61 www 2827: }
1.14 harris41 2828:
1.208 matthew 2829: sub track_student_link {
1.268 albertel 2830: my ($linktext,$sname,$sdom,$target,$start) = @_;
2831: my $link ="/adm/trackstudent?";
1.208 matthew 2832: my $title = 'View recent activity';
2833: if (defined($sname) && $sname !~ /^\s*$/ &&
2834: defined($sdom) && $sdom !~ /^\s*$/) {
1.268 albertel 2835: $link .= "selected_student=$sname:$sdom";
1.208 matthew 2836: $title .= ' of this student';
1.268 albertel 2837: }
1.208 matthew 2838: if (defined($target) && $target !~ /^\s*$/) {
2839: $target = qq{target="$target"};
2840: } else {
2841: $target = '';
2842: }
1.268 albertel 2843: if ($start) { $link.='&start='.$start; }
1.554 albertel 2844: $title = &mt($title);
2845: $linktext = &mt($linktext);
1.448 albertel 2846: return qq{<a href="$link" title="$title" $target>$linktext</a>}.
2847: &help_open_topic('View_recent_activity');
1.208 matthew 2848: }
2849:
1.781 raeburn 2850: sub slot_reservations_link {
2851: my ($linktext,$sname,$sdom,$target) = @_;
2852: my $link ="/adm/slotrequest?command=showresv&origin=aboutme";
2853: my $title = 'View slot reservation history';
2854: if (defined($sname) && $sname !~ /^\s*$/ &&
2855: defined($sdom) && $sdom !~ /^\s*$/) {
2856: $link .= "&uname=$sname&udom=$sdom";
2857: $title .= ' of this student';
2858: }
2859: if (defined($target) && $target !~ /^\s*$/) {
2860: $target = qq{target="$target"};
2861: } else {
2862: $target = '';
2863: }
2864: $title = &mt($title);
2865: $linktext = &mt($linktext);
2866: return qq{<a href="$link" title="$title" $target>$linktext</a>};
2867: # FIXME uncomment when help item created: &help_open_topic('Slot_Reservation_History');
2868:
2869: }
2870:
1.508 www 2871: # ===================================================== Display a student photo
2872:
2873:
1.509 albertel 2874: sub student_image_tag {
1.508 www 2875: my ($domain,$user)=@_;
2876: my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
2877: if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
2878: return '<img src="'.$imgsrc.'" align="right" />';
2879: } else {
2880: return '';
2881: }
2882: }
2883:
1.112 bowersj2 2884: =pod
2885:
2886: =back
2887:
2888: =head1 Access .tab File Data
2889:
2890: =over 4
2891:
1.648 raeburn 2892: =item * &languageids()
1.112 bowersj2 2893:
2894: returns list of all language ids
2895:
2896: =cut
2897:
1.14 harris41 2898: sub languageids {
1.16 harris41 2899: return sort(keys(%language));
1.14 harris41 2900: }
2901:
1.112 bowersj2 2902: =pod
2903:
1.648 raeburn 2904: =item * &languagedescription()
1.112 bowersj2 2905:
2906: returns description of a specified language id
2907:
2908: =cut
2909:
1.14 harris41 2910: sub languagedescription {
1.125 www 2911: my $code=shift;
2912: return ($supported_language{$code}?'* ':'').
2913: $language{$code}.
1.126 www 2914: ($supported_language{$code}?' ('.&mt('interface available').')':'');
1.145 www 2915: }
2916:
2917: sub plainlanguagedescription {
2918: my $code=shift;
2919: return $language{$code};
2920: }
2921:
2922: sub supportedlanguagecode {
2923: my $code=shift;
2924: return $supported_language{$code};
1.97 www 2925: }
2926:
1.112 bowersj2 2927: =pod
2928:
1.648 raeburn 2929: =item * ©rightids()
1.112 bowersj2 2930:
2931: returns list of all copyrights
2932:
2933: =cut
2934:
2935: sub copyrightids {
2936: return sort(keys(%cprtag));
2937: }
2938:
2939: =pod
2940:
1.648 raeburn 2941: =item * ©rightdescription()
1.112 bowersj2 2942:
2943: returns description of a specified copyright id
2944:
2945: =cut
2946:
2947: sub copyrightdescription {
1.166 www 2948: return &mt($cprtag{shift(@_)});
1.112 bowersj2 2949: }
1.197 matthew 2950:
2951: =pod
2952:
1.648 raeburn 2953: =item * &source_copyrightids()
1.192 taceyjo1 2954:
2955: returns list of all source copyrights
2956:
2957: =cut
2958:
2959: sub source_copyrightids {
2960: return sort(keys(%scprtag));
2961: }
2962:
2963: =pod
2964:
1.648 raeburn 2965: =item * &source_copyrightdescription()
1.192 taceyjo1 2966:
2967: returns description of a specified source copyright id
2968:
2969: =cut
2970:
2971: sub source_copyrightdescription {
2972: return &mt($scprtag{shift(@_)});
2973: }
1.112 bowersj2 2974:
2975: =pod
2976:
1.648 raeburn 2977: =item * &filecategories()
1.112 bowersj2 2978:
2979: returns list of all file categories
2980:
2981: =cut
2982:
2983: sub filecategories {
2984: return sort(keys(%category_extensions));
2985: }
2986:
2987: =pod
2988:
1.648 raeburn 2989: =item * &filecategorytypes()
1.112 bowersj2 2990:
2991: returns list of file types belonging to a given file
2992: category
2993:
2994: =cut
2995:
2996: sub filecategorytypes {
1.356 albertel 2997: my ($cat) = @_;
2998: return @{$category_extensions{lc($cat)}};
1.112 bowersj2 2999: }
3000:
3001: =pod
3002:
1.648 raeburn 3003: =item * &fileembstyle()
1.112 bowersj2 3004:
3005: returns embedding style for a specified file type
3006:
3007: =cut
3008:
3009: sub fileembstyle {
3010: return $fe{lc(shift(@_))};
1.169 www 3011: }
3012:
1.351 www 3013: sub filemimetype {
3014: return $fm{lc(shift(@_))};
3015: }
3016:
1.169 www 3017:
3018: sub filecategoryselect {
3019: my ($name,$value)=@_;
1.189 matthew 3020: return &select_form($value,$name,
1.169 www 3021: '' => &mt('Any category'),
3022: map { $_,$_ } sort(keys(%category_extensions)));
1.112 bowersj2 3023: }
3024:
3025: =pod
3026:
1.648 raeburn 3027: =item * &filedescription()
1.112 bowersj2 3028:
3029: returns description for a specified file type
3030:
3031: =cut
3032:
3033: sub filedescription {
1.188 matthew 3034: my $file_description = $fd{lc(shift())};
3035: $file_description =~ s:([\[\]]):~$1:g;
3036: return &mt($file_description);
1.112 bowersj2 3037: }
3038:
3039: =pod
3040:
1.648 raeburn 3041: =item * &filedescriptionex()
1.112 bowersj2 3042:
3043: returns description for a specified file type with
3044: extra formatting
3045:
3046: =cut
3047:
3048: sub filedescriptionex {
3049: my $ex=shift;
1.188 matthew 3050: my $file_description = $fd{lc($ex)};
3051: $file_description =~ s:([\[\]]):~$1:g;
3052: return '.'.$ex.' '.&mt($file_description);
1.112 bowersj2 3053: }
3054:
3055: # End of .tab access
3056: =pod
3057:
3058: =back
3059:
3060: =cut
3061:
3062: # ------------------------------------------------------------------ File Types
3063: sub fileextensions {
3064: return sort(keys(%fe));
3065: }
3066:
1.97 www 3067: # ----------------------------------------------------------- Display Languages
3068: # returns a hash with all desired display languages
3069: #
3070:
3071: sub display_languages {
3072: my %languages=();
1.695 raeburn 3073: foreach my $lang (&Apache::lonlocal::preferred_languages()) {
1.356 albertel 3074: $languages{$lang}=1;
1.97 www 3075: }
3076: &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
1.258 albertel 3077: if ($env{'form.displaylanguage'}) {
1.356 albertel 3078: foreach my $lang (split(/\s*(\,|\;|\:)\s*/,$env{'form.displaylanguage'})) {
3079: $languages{$lang}=1;
1.97 www 3080: }
3081: }
3082: return %languages;
1.14 harris41 3083: }
3084:
1.582 albertel 3085: sub languages {
3086: my ($possible_langs) = @_;
1.695 raeburn 3087: my @preferred_langs = &Apache::lonlocal::preferred_languages();
1.582 albertel 3088: if (!ref($possible_langs)) {
3089: if( wantarray ) {
3090: return @preferred_langs;
3091: } else {
3092: return $preferred_langs[0];
3093: }
3094: }
3095: my %possibilities = map { $_ => 1 } (@$possible_langs);
3096: my @preferred_possibilities;
3097: foreach my $preferred_lang (@preferred_langs) {
3098: if (exists($possibilities{$preferred_lang})) {
3099: push(@preferred_possibilities, $preferred_lang);
3100: }
3101: }
3102: if( wantarray ) {
3103: return @preferred_possibilities;
3104: }
3105: return $preferred_possibilities[0];
3106: }
3107:
1.742 raeburn 3108: sub user_lang {
3109: my ($touname,$toudom,$fromcid) = @_;
3110: my @userlangs;
3111: if (($fromcid ne '') && ($env{'course.'.$fromcid.'.languages'} ne '')) {
3112: @userlangs=(@userlangs,split(/\s*(\,|\;|\:)\s*/,
3113: $env{'course.'.$fromcid.'.languages'}));
3114: } else {
3115: my %langhash = &getlangs($touname,$toudom);
3116: if ($langhash{'languages'} ne '') {
3117: @userlangs = split(/\s*(\,|\;|\:)\s*/,$langhash{'languages'});
3118: } else {
3119: my %domdefs = &Apache::lonnet::get_domain_defaults($toudom);
3120: if ($domdefs{'lang_def'} ne '') {
3121: @userlangs = ($domdefs{'lang_def'});
3122: }
3123: }
3124: }
3125: my @languages=&Apache::lonlocal::get_genlanguages(@userlangs);
3126: my $user_lh = Apache::localize->get_handle(@languages);
3127: return $user_lh;
3128: }
3129:
3130:
1.112 bowersj2 3131: ###############################################################
3132: ## Student Answer Attempts ##
3133: ###############################################################
3134:
3135: =pod
3136:
3137: =head1 Alternate Problem Views
3138:
3139: =over 4
3140:
1.648 raeburn 3141: =item * &get_previous_attempt($symb, $username, $domain, $course,
1.112 bowersj2 3142: $getattempt, $regexp, $gradesub)
3143:
3144: Return string with previous attempt on problem. Arguments:
3145:
3146: =over 4
3147:
3148: =item * $symb: Problem, including path
3149:
3150: =item * $username: username of the desired student
3151:
3152: =item * $domain: domain of the desired student
1.14 harris41 3153:
1.112 bowersj2 3154: =item * $course: Course ID
1.14 harris41 3155:
1.112 bowersj2 3156: =item * $getattempt: Leave blank for all attempts, otherwise put
3157: something
1.14 harris41 3158:
1.112 bowersj2 3159: =item * $regexp: if string matches this regexp, the string will be
3160: sent to $gradesub
1.14 harris41 3161:
1.112 bowersj2 3162: =item * $gradesub: routine that processes the string if it matches $regexp
1.14 harris41 3163:
1.112 bowersj2 3164: =back
1.14 harris41 3165:
1.112 bowersj2 3166: The output string is a table containing all desired attempts, if any.
1.16 harris41 3167:
1.112 bowersj2 3168: =cut
1.1 albertel 3169:
3170: sub get_previous_attempt {
1.43 ng 3171: my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
1.1 albertel 3172: my $prevattempts='';
1.43 ng 3173: no strict 'refs';
1.1 albertel 3174: if ($symb) {
1.3 albertel 3175: my (%returnhash)=
3176: &Apache::lonnet::restore($symb,$course,$domain,$username);
1.1 albertel 3177: if ($returnhash{'version'}) {
3178: my %lasthash=();
3179: my $version;
3180: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.356 albertel 3181: foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {
3182: $lasthash{$key}=$returnhash{$version.':'.$key};
1.19 harris41 3183: }
1.1 albertel 3184: }
1.596 albertel 3185: $prevattempts=&start_data_table().&start_data_table_header_row();
3186: $prevattempts.='<th>'.&mt('History').'</th>';
1.356 albertel 3187: foreach my $key (sort(keys(%lasthash))) {
3188: my ($ign,@parts) = split(/\./,$key);
1.41 ng 3189: if ($#parts > 0) {
1.31 albertel 3190: my $data=$parts[-1];
3191: pop(@parts);
1.596 albertel 3192: $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.' </th>';
1.31 albertel 3193: } else {
1.41 ng 3194: if ($#parts == 0) {
3195: $prevattempts.='<th>'.$parts[0].'</th>';
3196: } else {
3197: $prevattempts.='<th>'.$ign.'</th>';
3198: }
1.31 albertel 3199: }
1.16 harris41 3200: }
1.596 albertel 3201: $prevattempts.=&end_data_table_header_row();
1.40 ng 3202: if ($getattempt eq '') {
3203: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.596 albertel 3204: $prevattempts.=&start_data_table_row().
3205: '<td>'.&mt('Transaction [_1]',$version).'</td>';
1.356 albertel 3206: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3207: my $value = &format_previous_attempt_value($key,
3208: $returnhash{$version.':'.$key});
3209: $prevattempts.='<td>'.$value.' </td>';
1.40 ng 3210: }
1.596 albertel 3211: $prevattempts.=&end_data_table_row();
1.40 ng 3212: }
1.1 albertel 3213: }
1.596 albertel 3214: $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
1.356 albertel 3215: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3216: my $value = &format_previous_attempt_value($key,$lasthash{$key});
1.356 albertel 3217: if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
1.40 ng 3218: $prevattempts.='<td>'.$value.' </td>';
1.16 harris41 3219: }
1.596 albertel 3220: $prevattempts.= &end_data_table_row().&end_data_table();
1.1 albertel 3221: } else {
1.596 albertel 3222: $prevattempts=
3223: &start_data_table().&start_data_table_row().
3224: '<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
3225: &end_data_table_row().&end_data_table();
1.1 albertel 3226: }
3227: } else {
1.596 albertel 3228: $prevattempts=
3229: &start_data_table().&start_data_table_row().
3230: '<td>'.&mt('No data.').'</td>'.
3231: &end_data_table_row().&end_data_table();
1.1 albertel 3232: }
1.10 albertel 3233: }
3234:
1.581 albertel 3235: sub format_previous_attempt_value {
3236: my ($key,$value) = @_;
3237: if ($key =~ /timestamp/) {
3238: $value = &Apache::lonlocal::locallocaltime($value);
3239: } elsif (ref($value) eq 'ARRAY') {
3240: $value = '('.join(', ', @{ $value }).')';
3241: } else {
3242: $value = &unescape($value);
3243: }
3244: return $value;
3245: }
3246:
3247:
1.107 albertel 3248: sub relative_to_absolute {
3249: my ($url,$output)=@_;
3250: my $parser=HTML::TokeParser->new(\$output);
3251: my $token;
3252: my $thisdir=$url;
3253: my @rlinks=();
3254: while ($token=$parser->get_token) {
3255: if ($token->[0] eq 'S') {
3256: if ($token->[1] eq 'a') {
3257: if ($token->[2]->{'href'}) {
3258: $rlinks[$#rlinks+1]=$token->[2]->{'href'};
3259: }
3260: } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
3261: $rlinks[$#rlinks+1]=$token->[2]->{'src'};
3262: } elsif ($token->[1] eq 'base') {
3263: $thisdir=$token->[2]->{'href'};
3264: }
3265: }
3266: }
3267: $thisdir=~s-/[^/]*$--;
1.356 albertel 3268: foreach my $link (@rlinks) {
1.726 raeburn 3269: unless (($link=~/^https?\:\/\//i) ||
1.356 albertel 3270: ($link=~/^\//) ||
3271: ($link=~/^javascript:/i) ||
3272: ($link=~/^mailto:/i) ||
3273: ($link=~/^\#/)) {
3274: my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
3275: $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
1.107 albertel 3276: }
3277: }
3278: # -------------------------------------------------- Deal with Applet codebases
3279: $output=~s/(\<applet[^\>]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
3280: return $output;
3281: }
3282:
1.112 bowersj2 3283: =pod
3284:
1.648 raeburn 3285: =item * &get_student_view()
1.112 bowersj2 3286:
3287: show a snapshot of what student was looking at
3288:
3289: =cut
3290:
1.10 albertel 3291: sub get_student_view {
1.186 albertel 3292: my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
1.114 www 3293: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3294: my (%form);
1.10 albertel 3295: my @elements=('symb','courseid','domain','username');
3296: foreach my $element (@elements) {
1.186 albertel 3297: $form{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3298: }
1.186 albertel 3299: if (defined($moreenv)) {
3300: %form=(%form,%{$moreenv});
3301: }
1.236 albertel 3302: if (defined($target)) { $form{'grade_target'} = $target; }
1.107 albertel 3303: $feedurl=&Apache::lonnet::clutter($feedurl);
1.650 www 3304: my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
1.11 albertel 3305: $userview=~s/\<body[^\>]*\>//gi;
3306: $userview=~s/\<\/body\>//gi;
3307: $userview=~s/\<html\>//gi;
3308: $userview=~s/\<\/html\>//gi;
3309: $userview=~s/\<head\>//gi;
3310: $userview=~s/\<\/head\>//gi;
3311: $userview=~s/action\s*\=/would_be_action\=/gi;
1.107 albertel 3312: $userview=&relative_to_absolute($feedurl,$userview);
1.650 www 3313: if (wantarray) {
3314: return ($userview,$response);
3315: } else {
3316: return $userview;
3317: }
3318: }
3319:
3320: sub get_student_view_with_retries {
3321: my ($symb,$retries,$username,$domain,$courseid,$target,$moreenv) = @_;
3322:
3323: my $ok = 0; # True if we got a good response.
3324: my $content;
3325: my $response;
3326:
3327: # Try to get the student_view done. within the retries count:
3328:
3329: do {
3330: ($content, $response) = &get_student_view($symb,$username,$domain,$courseid,$target,$moreenv);
3331: $ok = $response->is_success;
3332: if (!$ok) {
3333: &Apache::lonnet::logthis("Failed get_student_view_with_retries on $symb: ".$response->is_success.', '.$response->code.', '.$response->message);
3334: }
3335: $retries--;
3336: } while (!$ok && ($retries > 0));
3337:
3338: if (!$ok) {
3339: $content = ''; # On error return an empty content.
3340: }
1.651 www 3341: if (wantarray) {
3342: return ($content, $response);
3343: } else {
3344: return $content;
3345: }
1.11 albertel 3346: }
3347:
1.112 bowersj2 3348: =pod
3349:
1.648 raeburn 3350: =item * &get_student_answers()
1.112 bowersj2 3351:
3352: show a snapshot of how student was answering problem
3353:
3354: =cut
3355:
1.11 albertel 3356: sub get_student_answers {
1.100 sakharuk 3357: my ($symb,$username,$domain,$courseid,%form) = @_;
1.114 www 3358: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3359: my (%moreenv);
1.11 albertel 3360: my @elements=('symb','courseid','domain','username');
3361: foreach my $element (@elements) {
1.186 albertel 3362: $moreenv{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3363: }
1.186 albertel 3364: $moreenv{'grade_target'}='answer';
3365: %moreenv=(%form,%moreenv);
1.497 raeburn 3366: $feedurl = &Apache::lonnet::clutter($feedurl);
3367: my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
1.10 albertel 3368: return $userview;
1.1 albertel 3369: }
1.116 albertel 3370:
3371: =pod
3372:
3373: =item * &submlink()
3374:
1.242 albertel 3375: Inputs: $text $uname $udom $symb $target
1.116 albertel 3376:
3377: Returns: A link to grades.pm such as to see the SUBM view of a student
3378:
3379: =cut
3380:
3381: ###############################################
3382: sub submlink {
1.242 albertel 3383: my ($text,$uname,$udom,$symb,$target)=@_;
1.116 albertel 3384: if (!($uname && $udom)) {
3385: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3386: &Apache::lonnet::whichuser($symb);
1.116 albertel 3387: if (!$symb) { $symb=$cursymb; }
3388: }
1.254 matthew 3389: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3390: $symb=&escape($symb);
1.242 albertel 3391: if ($target) { $target="target=\"$target\""; }
3392: return '<a href="/adm/grades?&command=submission&'.
3393: 'symb='.$symb.'&student='.$uname.
3394: '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
3395: }
3396: ##############################################
3397:
3398: =pod
3399:
3400: =item * &pgrdlink()
3401:
3402: Inputs: $text $uname $udom $symb $target
3403:
3404: Returns: A link to grades.pm such as to see the PGRD view of a student
3405:
3406: =cut
3407:
3408: ###############################################
3409: sub pgrdlink {
3410: my $link=&submlink(@_);
3411: $link=~s/(&command=submission)/$1&showgrading=yes/;
3412: return $link;
3413: }
3414: ##############################################
3415:
3416: =pod
3417:
3418: =item * &pprmlink()
3419:
3420: Inputs: $text $uname $udom $symb $target
3421:
3422: Returns: A link to parmset.pm such as to see the PPRM view of a
1.283 albertel 3423: student and a specific resource
1.242 albertel 3424:
3425: =cut
3426:
3427: ###############################################
3428: sub pprmlink {
3429: my ($text,$uname,$udom,$symb,$target)=@_;
3430: if (!($uname && $udom)) {
3431: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3432: &Apache::lonnet::whichuser($symb);
1.242 albertel 3433: if (!$symb) { $symb=$cursymb; }
3434: }
1.254 matthew 3435: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3436: $symb=&escape($symb);
1.242 albertel 3437: if ($target) { $target="target=\"$target\""; }
1.595 albertel 3438: return '<a href="/adm/parmset?command=set&'.
3439: 'symb='.$symb.'&uname='.$uname.
3440: '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
1.116 albertel 3441: }
3442: ##############################################
1.37 matthew 3443:
1.112 bowersj2 3444: =pod
3445:
3446: =back
3447:
3448: =cut
3449:
1.37 matthew 3450: ###############################################
1.51 www 3451:
3452:
3453: sub timehash {
1.687 raeburn 3454: my ($thistime) = @_;
3455: my $timezone = &Apache::lonlocal::gettimezone();
3456: my $dt = DateTime->from_epoch(epoch => $thistime)
3457: ->set_time_zone($timezone);
3458: my $wday = $dt->day_of_week();
3459: if ($wday == 7) { $wday = 0; }
3460: return ( 'second' => $dt->second(),
3461: 'minute' => $dt->minute(),
3462: 'hour' => $dt->hour(),
3463: 'day' => $dt->day_of_month(),
3464: 'month' => $dt->month(),
3465: 'year' => $dt->year(),
3466: 'weekday' => $wday,
3467: 'dayyear' => $dt->day_of_year(),
3468: 'dlsav' => $dt->is_dst() );
1.51 www 3469: }
3470:
1.370 www 3471: sub utc_string {
3472: my ($date)=@_;
1.371 www 3473: return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
1.370 www 3474: }
3475:
1.51 www 3476: sub maketime {
3477: my %th=@_;
1.687 raeburn 3478: my ($epoch_time,$timezone,$dt);
3479: $timezone = &Apache::lonlocal::gettimezone();
3480: eval {
3481: $dt = DateTime->new( year => $th{'year'},
3482: month => $th{'month'},
3483: day => $th{'day'},
3484: hour => $th{'hour'},
3485: minute => $th{'minute'},
3486: second => $th{'second'},
3487: time_zone => $timezone,
3488: );
3489: };
3490: if (!$@) {
3491: $epoch_time = $dt->epoch;
3492: if ($epoch_time) {
3493: return $epoch_time;
3494: }
3495: }
1.51 www 3496: return POSIX::mktime(
3497: ($th{'seconds'},$th{'minutes'},$th{'hours'},
1.210 www 3498: $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
1.70 www 3499: }
3500:
3501: #########################################
1.51 www 3502:
3503: sub findallcourses {
1.482 raeburn 3504: my ($roles,$uname,$udom) = @_;
1.355 albertel 3505: my %roles;
3506: if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
1.348 albertel 3507: my %courses;
1.51 www 3508: my $now=time;
1.482 raeburn 3509: if (!defined($uname)) {
3510: $uname = $env{'user.name'};
3511: }
3512: if (!defined($udom)) {
3513: $udom = $env{'user.domain'};
3514: }
3515: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
3516: my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
3517: if (!%roles) {
3518: %roles = (
3519: cc => 1,
3520: in => 1,
3521: ep => 1,
3522: ta => 1,
3523: cr => 1,
3524: st => 1,
3525: );
3526: }
3527: foreach my $entry (keys(%roleshash)) {
3528: my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry});
3529: if ($trole =~ /^cr/) {
3530: next if (!exists($roles{$trole}) && !exists($roles{'cr'}));
3531: } else {
3532: next if (!exists($roles{$trole}));
3533: }
3534: if ($tend) {
3535: next if ($tend < $now);
3536: }
3537: if ($tstart) {
3538: next if ($tstart > $now);
3539: }
3540: my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec);
3541: (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry);
3542: if ($secpart eq '') {
3543: ($cnum,$role) = split(/_/,$cnumpart);
3544: $sec = 'none';
3545: $realsec = '';
3546: } else {
3547: $cnum = $cnumpart;
3548: ($sec,$role) = split(/_/,$secpart);
3549: $realsec = $sec;
1.490 raeburn 3550: }
1.482 raeburn 3551: $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec;
3552: }
3553: } else {
3554: foreach my $key (keys(%env)) {
1.483 albertel 3555: if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} ||
3556: $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) {
1.482 raeburn 3557: my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4);
3558: next if ($role eq 'ca' || $role eq 'aa');
3559: next if (%roles && !exists($roles{$role}));
3560: my ($starttime,$endtime)=split(/\./,$env{$key});
3561: my $active=1;
3562: if ($starttime) {
3563: if ($now<$starttime) { $active=0; }
3564: }
3565: if ($endtime) {
3566: if ($now>$endtime) { $active=0; }
3567: }
3568: if ($active) {
3569: if ($sec eq '') {
3570: $sec = 'none';
3571: }
3572: $courses{$cdom.'_'.$cnum}{$sec} =
3573: $role.'/'.$cdom.'/'.$cnum.'/'.$sec;
1.474 raeburn 3574: }
3575: }
1.51 www 3576: }
3577: }
1.474 raeburn 3578: return %courses;
1.51 www 3579: }
1.37 matthew 3580:
1.54 www 3581: ###############################################
1.474 raeburn 3582:
3583: sub blockcheck {
1.482 raeburn 3584: my ($setters,$activity,$uname,$udom) = @_;
1.490 raeburn 3585:
3586: if (!defined($udom)) {
3587: $udom = $env{'user.domain'};
3588: }
3589: if (!defined($uname)) {
3590: $uname = $env{'user.name'};
3591: }
3592:
3593: # If uname and udom are for a course, check for blocks in the course.
3594:
3595: if (&Apache::lonnet::is_course($udom,$uname)) {
3596: my %records = &Apache::lonnet::dump('comm_block',$udom,$uname);
1.502 raeburn 3597: my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname);
1.490 raeburn 3598: return ($startblock,$endblock);
3599: }
1.474 raeburn 3600:
1.502 raeburn 3601: my $startblock = 0;
3602: my $endblock = 0;
1.482 raeburn 3603: my %live_courses = &findallcourses(undef,$uname,$udom);
1.474 raeburn 3604:
1.490 raeburn 3605: # If uname is for a user, and activity is course-specific, i.e.,
3606: # boards, chat or groups, check for blocking in current course only.
1.474 raeburn 3607:
1.490 raeburn 3608: if (($activity eq 'boards' || $activity eq 'chat' ||
3609: $activity eq 'groups') && ($env{'request.course.id'})) {
3610: foreach my $key (keys(%live_courses)) {
3611: if ($key ne $env{'request.course.id'}) {
3612: delete($live_courses{$key});
3613: }
3614: }
3615: }
3616:
3617: my $otheruser = 0;
3618: my %own_courses;
3619: if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) {
3620: # Resource belongs to user other than current user.
3621: $otheruser = 1;
3622: # Gather courses for current user
3623: %own_courses =
3624: &findallcourses(undef,$env{'user.name'},$env{'user.domain'});
3625: }
3626:
3627: # Gather active course roles - course coordinator, instructor,
3628: # exam proctor, ta, student, or custom role.
1.474 raeburn 3629:
3630: foreach my $course (keys(%live_courses)) {
1.482 raeburn 3631: my ($cdom,$cnum);
3632: if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) {
3633: $cdom = $env{'course.'.$course.'.domain'};
3634: $cnum = $env{'course.'.$course.'.num'};
3635: } else {
1.490 raeburn 3636: ($cdom,$cnum) = split(/_/,$course);
1.482 raeburn 3637: }
3638: my $no_ownblock = 0;
3639: my $no_userblock = 0;
1.533 raeburn 3640: if ($otheruser && $activity ne 'com') {
1.490 raeburn 3641: # Check if current user has 'evb' priv for this
3642: if (defined($own_courses{$course})) {
3643: foreach my $sec (keys(%{$own_courses{$course}})) {
3644: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
3645: if ($sec ne 'none') {
3646: $checkrole .= '/'.$sec;
3647: }
3648: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3649: $no_ownblock = 1;
3650: last;
3651: }
3652: }
3653: }
3654: # if they have 'evb' priv and are currently not playing student
3655: next if (($no_ownblock) &&
3656: ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));
3657: }
1.474 raeburn 3658: foreach my $sec (keys(%{$live_courses{$course}})) {
1.482 raeburn 3659: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
1.474 raeburn 3660: if ($sec ne 'none') {
1.482 raeburn 3661: $checkrole .= '/'.$sec;
1.474 raeburn 3662: }
1.490 raeburn 3663: if ($otheruser) {
3664: # Resource belongs to user other than current user.
3665: # Assemble privs for that user, and check for 'evb' priv.
1.482 raeburn 3666: my ($trole,$tdom,$tnum,$tsec);
3667: my $entry = $live_courses{$course}{$sec};
3668: if ($entry =~ /^cr/) {
3669: ($trole,$tdom,$tnum,$tsec) =
3670: ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|);
3671: } else {
3672: ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry);
3673: }
3674: my ($spec,$area,$trest,%allroles,%userroles);
3675: $area = '/'.$tdom.'/'.$tnum;
3676: $trest = $tnum;
3677: if ($tsec ne '') {
3678: $area .= '/'.$tsec;
3679: $trest .= '/'.$tsec;
3680: }
3681: $spec = $trole.'.'.$area;
3682: if ($trole =~ /^cr/) {
3683: &Apache::lonnet::custom_roleprivs(\%allroles,$trole,
3684: $tdom,$spec,$trest,$area);
3685: } else {
3686: &Apache::lonnet::standard_roleprivs(\%allroles,$trole,
3687: $tdom,$spec,$trest,$area);
3688: }
3689: my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
1.486 raeburn 3690: if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
3691: if ($1) {
3692: $no_userblock = 1;
3693: last;
3694: }
3695: }
1.490 raeburn 3696: } else {
3697: # Resource belongs to current user
3698: # Check for 'evb' priv via lonnet::allowed().
1.482 raeburn 3699: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3700: $no_ownblock = 1;
3701: last;
3702: }
1.474 raeburn 3703: }
3704: }
3705: # if they have the evb priv and are currently not playing student
1.482 raeburn 3706: next if (($no_ownblock) &&
1.491 albertel 3707: ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
1.482 raeburn 3708: next if ($no_userblock);
1.474 raeburn 3709:
1.490 raeburn 3710: # Retrieve blocking times and identity of blocker for course
3711: # of specified user, unless user has 'evb' privilege.
1.502 raeburn 3712:
3713: my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
3714: if (($start != 0) &&
3715: (($startblock == 0) || ($startblock > $start))) {
3716: $startblock = $start;
3717: }
3718: if (($end != 0) &&
3719: (($endblock == 0) || ($endblock < $end))) {
3720: $endblock = $end;
3721: }
1.490 raeburn 3722: }
3723: return ($startblock,$endblock);
3724: }
3725:
3726: sub get_blocks {
3727: my ($setters,$activity,$cdom,$cnum) = @_;
3728: my $startblock = 0;
3729: my $endblock = 0;
3730: my $course = $cdom.'_'.$cnum;
3731: $setters->{$course} = {};
3732: $setters->{$course}{'staff'} = [];
3733: $setters->{$course}{'times'} = [];
3734: my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
3735: foreach my $record (keys(%records)) {
3736: my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);
3737: if ($start <= time && $end >= time) {
3738: my ($staff_name,$staff_dom,$title,$blocks) =
3739: &parse_block_record($records{$record});
3740: if ($blocks->{$activity} eq 'on') {
3741: push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]);
3742: push(@{$$setters{$course}{'times'}}, [$start,$end]);
1.491 albertel 3743: if ( ($startblock == 0) || ($startblock > $start) ) {
3744: $startblock = $start;
1.490 raeburn 3745: }
1.491 albertel 3746: if ( ($endblock == 0) || ($endblock < $end) ) {
3747: $endblock = $end;
1.474 raeburn 3748: }
3749: }
3750: }
3751: }
3752: return ($startblock,$endblock);
3753: }
3754:
3755: sub parse_block_record {
3756: my ($record) = @_;
3757: my ($setuname,$setudom,$title,$blocks);
3758: if (ref($record) eq 'HASH') {
3759: ($setuname,$setudom) = split(/:/,$record->{'setter'});
3760: $title = &unescape($record->{'event'});
3761: $blocks = $record->{'blocks'};
3762: } else {
3763: my @data = split(/:/,$record,3);
3764: if (scalar(@data) eq 2) {
3765: $title = $data[1];
3766: ($setuname,$setudom) = split(/@/,$data[0]);
3767: } else {
3768: ($setuname,$setudom,$title) = @data;
3769: }
3770: $blocks = { 'com' => 'on' };
3771: }
3772: return ($setuname,$setudom,$title,$blocks);
3773: }
3774:
3775: sub build_block_table {
3776: my ($startblock,$endblock,$setters) = @_;
3777: my %lt = &Apache::lonlocal::texthash(
3778: 'cacb' => 'Currently active communication blocks',
3779: 'cour' => 'Course',
3780: 'dura' => 'Duration',
3781: 'blse' => 'Block set by'
3782: );
3783: my $output;
1.476 raeburn 3784: $output = '<br />'.$lt{'cacb'}.':<br />';
1.474 raeburn 3785: $output .= &start_data_table();
3786: $output .= '
3787: <tr>
3788: <th>'.$lt{'cour'}.'</th>
3789: <th>'.$lt{'dura'}.'</th>
3790: <th>'.$lt{'blse'}.'</th>
3791: </tr>
3792: ';
3793: foreach my $course (keys(%{$setters})) {
3794: my %courseinfo=&Apache::lonnet::coursedescription($course);
3795: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
3796: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
1.490 raeburn 3797: my $fullname = &plainname($uname,$udom);
3798: if (defined($env{'user.name'}) && defined($env{'user.domain'})
3799: && $env{'user.name'} ne 'public'
3800: && $env{'user.domain'} ne 'public') {
3801: $fullname = &aboutmewrapper($fullname,$uname,$udom);
3802: }
1.474 raeburn 3803: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
3804: $openblock = &Apache::lonlocal::locallocaltime($openblock);
3805: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
3806: $output .= &Apache::loncommon::start_data_table_row().
3807: '<td>'.$courseinfo{'description'}.'</td>'.
3808: '<td>'.$openblock.' to '.$closeblock.'</td>'.
1.490 raeburn 3809: '<td>'.$fullname.'</td>'.
1.474 raeburn 3810: &Apache::loncommon::end_data_table_row();
3811: }
3812: }
3813: $output .= &end_data_table();
3814: }
3815:
1.490 raeburn 3816: sub blocking_status {
3817: my ($activity,$uname,$udom) = @_;
3818: my %setters;
3819: my ($blocked,$output,$ownitem,$is_course);
3820: my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
3821: if ($startblock && $endblock) {
3822: $blocked = 1;
3823: if (wantarray) {
3824: my $category;
3825: if ($activity eq 'boards') {
3826: $category = 'Discussion posts in this course';
3827: } elsif ($activity eq 'blogs') {
3828: $category = 'Blogs';
3829: } elsif ($activity eq 'port') {
3830: if (defined($uname) && defined($udom)) {
3831: if ($uname eq $env{'user.name'} &&
3832: $udom eq $env{'user.domain'}) {
3833: $ownitem = 1;
3834: }
3835: }
3836: $is_course = &Apache::lonnet::is_course($udom,$uname);
3837: if ($ownitem) {
3838: $category = 'Your portfolio files';
3839: } elsif ($is_course) {
3840: my $coursedesc;
3841: foreach my $course (keys(%setters)) {
3842: my %courseinfo =
3843: &Apache::lonnet::coursedescription($course);
3844: $coursedesc = $courseinfo{'description'};
3845: }
1.764 weissno 3846: $category = "Group portfolio in the course '$coursedesc'";
1.490 raeburn 3847: } else {
3848: $category = 'Portfolio files belonging to ';
3849: if ($env{'user.name'} eq 'public' &&
3850: $env{'user.domain'} eq 'public') {
3851: $category .= &plainname($uname,$udom);
3852: } else {
3853: $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);
3854: }
3855: }
3856: } elsif ($activity eq 'groups') {
3857: $category = 'Groups in this course';
3858: }
3859: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
3860: my $showend = &Apache::lonlocal::locallocaltime($endblock);
3861: $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
3862: if (!($activity eq 'port' && !($ownitem) && !($is_course))) {
3863: $output .= &build_block_table($startblock,$endblock,\%setters);
3864: }
3865: }
3866: }
3867: if (wantarray) {
3868: return ($blocked,$output);
3869: } else {
3870: return $blocked;
3871: }
3872: }
3873:
1.60 matthew 3874: ###############################################
3875:
1.682 raeburn 3876: sub check_ip_acc {
3877: my ($acc)=@_;
3878: &Apache::lonxml::debug("acc is $acc");
3879: if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) {
3880: return 1;
3881: }
3882: my $allowed=0;
3883: my $ip=$env{'request.host'} || $ENV{'REMOTE_ADDR'};
3884:
3885: my $name;
3886: foreach my $pattern (split(',',$acc)) {
3887: $pattern =~ s/^\s*//;
3888: $pattern =~ s/\s*$//;
3889: if ($pattern =~ /\*$/) {
3890: #35.8.*
3891: $pattern=~s/\*//;
3892: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3893: } elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
3894: #35.8.3.[34-56]
3895: my $low=$2;
3896: my $high=$3;
3897: $pattern=$1;
3898: if ($ip =~ /^\Q$pattern\E/) {
3899: my $last=(split(/\./,$ip))[3];
3900: if ($last <=$high && $last >=$low) { $allowed=1; }
3901: }
3902: } elsif ($pattern =~ /^\*/) {
3903: #*.msu.edu
3904: $pattern=~s/\*//;
3905: if (!defined($name)) {
3906: use Socket;
3907: my $netaddr=inet_aton($ip);
3908: ($name)=gethostbyaddr($netaddr,AF_INET);
3909: }
3910: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3911: } elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
3912: #127.0.0.1
3913: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3914: } else {
3915: #some.name.com
3916: if (!defined($name)) {
3917: use Socket;
3918: my $netaddr=inet_aton($ip);
3919: ($name)=gethostbyaddr($netaddr,AF_INET);
3920: }
3921: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3922: }
3923: if ($allowed) { last; }
3924: }
3925: return $allowed;
3926: }
3927:
3928: ###############################################
3929:
1.60 matthew 3930: =pod
3931:
1.112 bowersj2 3932: =head1 Domain Template Functions
3933:
3934: =over 4
3935:
3936: =item * &determinedomain()
1.60 matthew 3937:
3938: Inputs: $domain (usually will be undef)
3939:
1.63 www 3940: Returns: Determines which domain should be used for designs
1.60 matthew 3941:
3942: =cut
1.54 www 3943:
1.60 matthew 3944: ###############################################
1.63 www 3945: sub determinedomain {
3946: my $domain=shift;
1.531 albertel 3947: if (! $domain) {
1.60 matthew 3948: # Determine domain if we have not been given one
3949: $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
1.258 albertel 3950: if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
3951: if ($env{'request.role.domain'}) {
3952: $domain=$env{'request.role.domain'};
1.60 matthew 3953: }
3954: }
1.63 www 3955: return $domain;
3956: }
3957: ###############################################
1.517 raeburn 3958:
1.518 albertel 3959: sub devalidate_domconfig_cache {
3960: my ($udom)=@_;
3961: &Apache::lonnet::devalidate_cache_new('domainconfig',$udom);
3962: }
3963:
3964: # ---------------------- Get domain configuration for a domain
3965: sub get_domainconf {
3966: my ($udom) = @_;
3967: my $cachetime=1800;
3968: my ($result,$cached)=&Apache::lonnet::is_cached_new('domainconfig',$udom);
3969: if (defined($cached)) { return %{$result}; }
3970:
3971: my %domconfig = &Apache::lonnet::get_dom('configuration',
3972: ['login','rolecolors'],$udom);
1.632 raeburn 3973: my (%designhash,%legacy);
1.518 albertel 3974: if (keys(%domconfig) > 0) {
3975: if (ref($domconfig{'login'}) eq 'HASH') {
1.632 raeburn 3976: if (keys(%{$domconfig{'login'}})) {
3977: foreach my $key (keys(%{$domconfig{'login'}})) {
1.699 raeburn 3978: if (ref($domconfig{'login'}{$key}) eq 'HASH') {
3979: foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
3980: $designhash{$udom.'.login.'.$key.'_'.$img} =
3981: $domconfig{'login'}{$key}{$img};
3982: }
3983: } else {
3984: $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
3985: }
1.632 raeburn 3986: }
3987: } else {
3988: $legacy{'login'} = 1;
1.518 albertel 3989: }
1.632 raeburn 3990: } else {
3991: $legacy{'login'} = 1;
1.518 albertel 3992: }
3993: if (ref($domconfig{'rolecolors'}) eq 'HASH') {
1.632 raeburn 3994: if (keys(%{$domconfig{'rolecolors'}})) {
3995: foreach my $role (keys(%{$domconfig{'rolecolors'}})) {
3996: if (ref($domconfig{'rolecolors'}{$role}) eq 'HASH') {
3997: foreach my $item (keys(%{$domconfig{'rolecolors'}{$role}})) {
3998: $designhash{$udom.'.'.$role.'.'.$item}=$domconfig{'rolecolors'}{$role}{$item};
3999: }
1.518 albertel 4000: }
4001: }
1.632 raeburn 4002: } else {
4003: $legacy{'rolecolors'} = 1;
1.518 albertel 4004: }
1.632 raeburn 4005: } else {
4006: $legacy{'rolecolors'} = 1;
1.518 albertel 4007: }
1.632 raeburn 4008: if (keys(%legacy) > 0) {
4009: my %legacyhash = &get_legacy_domconf($udom);
4010: foreach my $item (keys(%legacyhash)) {
4011: if ($item =~ /^\Q$udom\E\.login/) {
4012: if ($legacy{'login'}) {
4013: $designhash{$item} = $legacyhash{$item};
4014: }
4015: } else {
4016: if ($legacy{'rolecolors'}) {
4017: $designhash{$item} = $legacyhash{$item};
4018: }
1.518 albertel 4019: }
4020: }
4021: }
1.632 raeburn 4022: } else {
4023: %designhash = &get_legacy_domconf($udom);
1.518 albertel 4024: }
4025: &Apache::lonnet::do_cache_new('domainconfig',$udom,\%designhash,
4026: $cachetime);
4027: return %designhash;
4028: }
4029:
1.632 raeburn 4030: sub get_legacy_domconf {
4031: my ($udom) = @_;
4032: my %legacyhash;
4033: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
4034: my $designfile = $designdir.'/'.$udom.'.tab';
4035: if (-e $designfile) {
4036: if ( open (my $fh,"<$designfile") ) {
4037: while (my $line = <$fh>) {
4038: next if ($line =~ /^\#/);
4039: chomp($line);
4040: my ($key,$val)=(split(/\=/,$line));
4041: if ($val) { $legacyhash{$udom.'.'.$key}=$val; }
4042: }
4043: close($fh);
4044: }
4045: }
4046: if (-e '/home/httpd/html/adm/lonDomLogos/'.$udom.'.gif') {
4047: $legacyhash{$udom.'.login.domlogo'} = "/adm/lonDomLogos/$udom.gif";
4048: }
4049: return %legacyhash;
4050: }
4051:
1.63 www 4052: =pod
4053:
1.112 bowersj2 4054: =item * &domainlogo()
1.63 www 4055:
4056: Inputs: $domain (usually will be undef)
4057:
4058: Returns: A link to a domain logo, if the domain logo exists.
4059: If the domain logo does not exist, a description of the domain.
4060:
4061: =cut
1.112 bowersj2 4062:
1.63 www 4063: ###############################################
4064: sub domainlogo {
1.517 raeburn 4065: my $domain = &determinedomain(shift);
1.518 albertel 4066: my %designhash = &get_domainconf($domain);
1.517 raeburn 4067: # See if there is a logo
4068: if ($designhash{$domain.'.login.domlogo'} ne '') {
1.519 raeburn 4069: my $imgsrc = $designhash{$domain.'.login.domlogo'};
1.538 albertel 4070: if ($imgsrc =~ m{^/(adm|res)/}) {
4071: if ($imgsrc =~ m{^/res/}) {
4072: my $local_name = &Apache::lonnet::filelocation('',$imgsrc);
4073: &Apache::lonnet::repcopy($local_name);
4074: }
4075: $imgsrc = &lonhttpdurl($imgsrc);
1.519 raeburn 4076: }
4077: return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
1.514 albertel 4078: } elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
4079: return &Apache::lonnet::domain($domain,'description');
1.59 www 4080: } else {
1.60 matthew 4081: return '';
1.59 www 4082: }
4083: }
1.63 www 4084: ##############################################
4085:
4086: =pod
4087:
1.112 bowersj2 4088: =item * &designparm()
1.63 www 4089:
4090: Inputs: $which parameter; $domain (usually will be undef)
4091:
4092: Returns: value of designparamter $which
4093:
4094: =cut
1.112 bowersj2 4095:
1.397 albertel 4096:
1.400 albertel 4097: ##############################################
1.397 albertel 4098: sub designparm {
4099: my ($which,$domain)=@_;
1.258 albertel 4100: if ($env{'browser.blackwhite'} eq 'on') {
1.635 raeburn 4101: if ($which=~/\.(font|alink|vlink|link|textcol)$/) {
1.110 www 4102: return '#000000';
4103: }
1.635 raeburn 4104: if ($which=~/\.(pgbg|sidebg|bgcol)$/) {
1.110 www 4105: return '#FFFFFF';
4106: }
4107: if ($which=~/\.tabbg$/) {
4108: return '#CCCCCC';
4109: }
4110: }
1.397 albertel 4111: if (exists($env{'environment.color.'.$which})) {
1.258 albertel 4112: return $env{'environment.color.'.$which};
1.96 www 4113: }
1.63 www 4114: $domain=&determinedomain($domain);
1.518 albertel 4115: my %domdesign = &get_domainconf($domain);
1.520 raeburn 4116: my $output;
1.517 raeburn 4117: if ($domdesign{$domain.'.'.$which} ne '') {
1.520 raeburn 4118: $output = $domdesign{$domain.'.'.$which};
1.63 www 4119: } else {
1.520 raeburn 4120: $output = $defaultdesign{$which};
4121: }
4122: if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
1.635 raeburn 4123: ($which =~ /login\.(img|logo|domlogo|login)/)) {
1.538 albertel 4124: if ($output =~ m{^/(adm|res)/}) {
4125: if ($output =~ m{^/res/}) {
4126: my $local_name = &Apache::lonnet::filelocation('',$output);
4127: &Apache::lonnet::repcopy($local_name);
4128: }
1.520 raeburn 4129: $output = &lonhttpdurl($output);
4130: }
1.63 www 4131: }
1.520 raeburn 4132: return $output;
1.63 www 4133: }
1.59 www 4134:
1.60 matthew 4135: ###############################################
4136: ###############################################
4137:
4138: =pod
4139:
1.112 bowersj2 4140: =back
4141:
1.549 albertel 4142: =head1 HTML Helpers
1.112 bowersj2 4143:
4144: =over 4
4145:
4146: =item * &bodytag()
1.60 matthew 4147:
4148: Returns a uniform header for LON-CAPA web pages.
4149:
4150: Inputs:
4151:
1.112 bowersj2 4152: =over 4
4153:
4154: =item * $title, A title to be displayed on the page.
4155:
4156: =item * $function, the current role (can be undef).
4157:
4158: =item * $addentries, extra parameters for the <body> tag.
4159:
4160: =item * $bodyonly, if defined, only return the <body> tag.
4161:
4162: =item * $domain, if defined, force a given domain.
4163:
4164: =item * $forcereg, if page should register as content page (relevant for
1.86 www 4165: text interface only)
1.60 matthew 4166:
1.326 albertel 4167: =item * $customtitle, alternate text to use instead of $title
4168: in the title box that appears, this text
4169: is not auto translated like the $title is
1.309 albertel 4170:
4171: =item * $notopbar, if true, keep the 'what is this' info but remove the
4172: navigational links
1.317 albertel 4173:
1.338 albertel 4174: =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
4175:
4176: =item * $notitle, if true keep the nav controls, but remove the title bar
4177:
1.361 albertel 4178: =item * $no_inline_link, if true and in remote mode, don't show the
4179: 'Switch To Inline Menu' link
4180:
1.460 albertel 4181: =item * $args, optional argument valid values are
4182: no_auto_mt_title -> prevents &mt()ing the title arg
1.562 albertel 4183: inherit_jsmath -> when creating popup window in a page,
4184: should it have jsmath forced on by the
4185: current page
1.460 albertel 4186:
1.112 bowersj2 4187: =back
4188:
1.60 matthew 4189: Returns: A uniform header for LON-CAPA web pages.
4190: If $bodyonly is nonzero, a string containing a <body> tag will be returned.
4191: If $bodyonly is undef or zero, an html string containing a <body> tag and
4192: other decorations will be returned.
4193:
4194: =cut
4195:
1.54 www 4196: sub bodytag {
1.309 albertel 4197: my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
1.460 albertel 4198: $notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
1.339 albertel 4199:
1.460 albertel 4200: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
1.339 albertel 4201:
1.183 matthew 4202: $function = &get_users_function() if (!$function);
1.339 albertel 4203: my $img = &designparm($function.'.img',$domain);
4204: my $font = &designparm($function.'.font',$domain);
4205: my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain);
4206:
4207: my %design = ( 'style' => 'margin-top: 0px',
1.535 albertel 4208: 'bgcolor' => $pgbg,
1.339 albertel 4209: 'text' => $font,
4210: 'alink' => &designparm($function.'.alink',$domain),
4211: 'vlink' => &designparm($function.'.vlink',$domain),
4212: 'link' => &designparm($function.'.link',$domain),);
1.438 albertel 4213: @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
1.339 albertel 4214:
1.63 www 4215: # role and realm
1.378 raeburn 4216: my ($role,$realm) = split(/\./,$env{'request.role'},2);
4217: if ($role eq 'ca') {
1.479 albertel 4218: my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
1.500 albertel 4219: $realm = &plainname($rname,$rdom);
1.378 raeburn 4220: }
1.55 www 4221: # realm
1.258 albertel 4222: if ($env{'request.course.id'}) {
1.378 raeburn 4223: if ($env{'request.role'} !~ /^cr/) {
4224: $role = &Apache::lonnet::plaintext($role,&course_type());
4225: }
1.359 albertel 4226: $realm = $env{'course.'.$env{'request.course.id'}.'.description'};
1.378 raeburn 4227: } else {
4228: $role = &Apache::lonnet::plaintext($role);
1.54 www 4229: }
1.433 albertel 4230:
1.359 albertel 4231: if (!$realm) { $realm=' '; }
1.55 www 4232: # Set messages
1.60 matthew 4233: my $messages=&domainlogo($domain);
1.330 albertel 4234:
1.438 albertel 4235: my $extra_body_attr = &make_attr_string($forcereg,\%design);
1.329 albertel 4236:
1.101 www 4237: # construct main body tag
1.359 albertel 4238: my $bodytag = "<body $extra_body_attr>".
1.562 albertel 4239: &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
1.252 albertel 4240:
1.530 albertel 4241: if ($bodyonly) {
1.60 matthew 4242: return $bodytag;
1.258 albertel 4243: } elsif ($env{'browser.interface'} eq 'textual') {
1.95 www 4244: # Accessibility
1.224 raeburn 4245:
1.337 albertel 4246: $bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
1.338 albertel 4247: if (!$notitle) {
1.337 albertel 4248: $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
4249: }
4250: return $bodytag;
1.359 albertel 4251: }
4252:
1.410 albertel 4253: my $name = &plainname($env{'user.name'},$env{'user.domain'});
1.433 albertel 4254: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
4255: undef($role);
1.434 albertel 4256: } else {
4257: $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
1.433 albertel 4258: }
1.359 albertel 4259:
4260: my $roleinfo=(<<ENDROLE);
4261: <td class="LC_title_bar_who">
4262: <div class="LC_title_bar_name">
1.410 albertel 4263: $name
1.361 albertel 4264:
1.359 albertel 4265: </div>
4266: <div class="LC_title_bar_role">
1.361 albertel 4267: $role
1.359 albertel 4268: </div>
4269: <div class="LC_title_bar_realm">
1.361 albertel 4270: $realm
1.359 albertel 4271: </div>
1.206 albertel 4272: </td>
4273: ENDROLE
1.235 raeburn 4274:
1.762 bisitz 4275: my $titleinfo = '<h1>'.$title.'</h1>';
1.359 albertel 4276: if ($customtitle) {
4277: $titleinfo = $customtitle;
4278: }
4279: #
4280: # Extra info if you are the DC
4281: my $dc_info = '';
4282: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
4283: $env{'course.'.$env{'request.course.id'}.
4284: '.domain'}.'/'})) {
4285: my $cid = $env{'request.course.id'};
4286: $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
1.380 www 4287: $dc_info =~ s/\s+$//;
1.359 albertel 4288: $dc_info = '('.$dc_info.')';
4289: }
4290:
1.644 www 4291: if (($env{'environment.remote'} eq 'off') || ($args->{'suppress_header_logos'})) {
1.359 albertel 4292: # No Remote
1.258 albertel 4293: if ($env{'request.state'} eq 'construct') {
1.359 albertel 4294: $forcereg=1;
4295: }
4296:
4297: if (!$customtitle && $env{'request.state'} eq 'construct') {
4298: # this is for resources; directories have customtitle, and crumbs
4299: # and select recent are created in lonpubdir.pm
1.229 albertel 4300: my ($uname,$thisdisfn)=
1.258 albertel 4301: ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
1.229 albertel 4302: my $formaction='/priv/'.$uname.'/'.$thisdisfn;
4303: $formaction=~s/\/+/\//g;
4304:
1.359 albertel 4305: my $parentpath = '';
4306: my $lastitem = '';
4307: if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
4308: $parentpath = $1;
4309: $lastitem = $2;
4310: } else {
4311: $lastitem = $thisdisfn;
4312: }
4313: $titleinfo =
1.640 bisitz 4314: &Apache::loncommon::help_open_menu('','',3,'Authoring')
4315: .'<b>'.&mt('Construction Space').'</b>: '
4316: .'<form name="dirs" method="post" action="'.$formaction
1.359 albertel 4317: .'" target="_top"><tt><b>'
1.705 tempelho 4318: .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<span class=\"LC_fontsize_big\">$lastitem</span></b></tt><br />"
1.359 albertel 4319: .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
4320: .'</form>'
4321: .&Apache::lonmenu::constspaceform();
1.235 raeburn 4322: }
1.359 albertel 4323:
1.337 albertel 4324: my $titletable;
1.338 albertel 4325: if (!$notitle) {
1.337 albertel 4326: $titletable =
1.359 albertel 4327: '<table id="LC_title_bar">'.
4328: "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
4329: '</tr></table>';
1.337 albertel 4330: }
1.359 albertel 4331: if ($notopbar) {
4332: $bodytag .= $titletable;
4333: } else {
4334: if ($env{'request.state'} eq 'construct') {
1.337 albertel 4335: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
4336: $titletable);
1.272 raeburn 4337: } else {
1.336 albertel 4338: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
1.359 albertel 4339: $titletable;
1.272 raeburn 4340: }
1.235 raeburn 4341: }
4342: return $bodytag;
1.94 www 4343: }
1.95 www 4344:
1.93 www 4345: #
1.95 www 4346: # Top frame rendering, Remote is up
1.93 www 4347: #
1.359 albertel 4348:
1.517 raeburn 4349: my $imgsrc = $img;
4350: if ($img =~ /^\/adm/) {
1.575 albertel 4351: $imgsrc = &lonhttpdurl($img);
1.517 raeburn 4352: }
4353: my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
1.359 albertel 4354:
1.305 www 4355: # Explicit link to get inline menu
1.361 albertel 4356: my $menu= ($no_inline_link?''
4357: :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
1.245 matthew 4358: #
1.338 albertel 4359: if ($notitle) {
1.337 albertel 4360: return $bodytag;
4361: }
1.94 www 4362: return(<<ENDBODY);
1.60 matthew 4363: $bodytag
1.359 albertel 4364: <table id="LC_title_bar" class="LC_with_remote">
1.368 albertel 4365: <tr><td class="LC_title_bar_role_logo">$upperleft</td>
1.359 albertel 4366: <td class="LC_title_bar_domain_logo">$messages </td>
1.54 www 4367: </tr>
1.359 albertel 4368: <tr><td>$titleinfo $dc_info $menu</td>
4369: $roleinfo
1.368 albertel 4370: </tr>
1.356 albertel 4371: </table>
1.54 www 4372: ENDBODY
1.182 matthew 4373: }
4374:
1.330 albertel 4375: sub make_attr_string {
4376: my ($register,$attr_ref) = @_;
4377:
4378: if ($attr_ref && !ref($attr_ref)) {
4379: die("addentries Must be a hash ref ".
4380: join(':',caller(1))." ".
4381: join(':',caller(0))." ");
4382: }
4383:
4384: if ($register) {
1.339 albertel 4385: my ($on_load,$on_unload);
4386: foreach my $key (keys(%{$attr_ref})) {
4387: if (lc($key) eq 'onload') {
4388: $on_load.=$attr_ref->{$key}.';';
4389: delete($attr_ref->{$key});
4390:
4391: } elsif (lc($key) eq 'onunload') {
4392: $on_unload.=$attr_ref->{$key}.';';
4393: delete($attr_ref->{$key});
4394: }
4395: }
4396: $attr_ref->{'onload'} =
4397: &Apache::lonmenu::loadevents(). $on_load;
4398: $attr_ref->{'onunload'}=
4399: &Apache::lonmenu::unloadevents().$on_unload;
4400: }
4401:
4402: # Accessibility font enhance
4403: if ($env{'browser.fontenhance'} eq 'on') {
4404: my $style;
4405: foreach my $key (keys(%{$attr_ref})) {
4406: if (lc($key) eq 'style') {
4407: $style.=$attr_ref->{$key}.';';
4408: delete($attr_ref->{$key});
4409: }
4410: }
4411: $attr_ref->{'style'}=$style.'; font-size: x-large;';
1.330 albertel 4412: }
1.339 albertel 4413:
4414: if ($env{'browser.blackwhite'} eq 'on') {
4415: delete($attr_ref->{'font'});
4416: delete($attr_ref->{'link'});
4417: delete($attr_ref->{'alink'});
4418: delete($attr_ref->{'vlink'});
4419: delete($attr_ref->{'bgcolor'});
4420: delete($attr_ref->{'background'});
4421: }
4422:
1.330 albertel 4423: my $attr_string;
4424: foreach my $attr (keys(%$attr_ref)) {
4425: $attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
4426: }
4427: return $attr_string;
4428: }
4429:
4430:
1.182 matthew 4431: ###############################################
1.251 albertel 4432: ###############################################
4433:
4434: =pod
4435:
4436: =item * &endbodytag()
4437:
4438: Returns a uniform footer for LON-CAPA web pages.
4439:
1.635 raeburn 4440: Inputs: 1 - optional reference to an args hash
4441: If in the hash, key for noredirectlink has a value which evaluates to true,
4442: a 'Continue' link is not displayed if the page contains an
4443: internal redirect in the <head></head> section,
4444: i.e., $env{'internal.head.redirect'} exists
1.251 albertel 4445:
4446: =cut
4447:
4448: sub endbodytag {
1.635 raeburn 4449: my ($args) = @_;
1.251 albertel 4450: my $endbodytag='</body>';
1.269 albertel 4451: $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
1.315 albertel 4452: if ( exists( $env{'internal.head.redirect'} ) ) {
1.635 raeburn 4453: if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
4454: $endbodytag=
4455: "<br /><a href=\"$env{'internal.head.redirect'}\">".
4456: &mt('Continue').'</a>'.
4457: $endbodytag;
4458: }
1.315 albertel 4459: }
1.251 albertel 4460: return $endbodytag;
4461: }
4462:
1.352 albertel 4463: =pod
4464:
4465: =item * &standard_css()
4466:
4467: Returns a style sheet
4468:
4469: Inputs: (all optional)
4470: domain -> force to color decorate a page for a specific
4471: domain
4472: function -> force usage of a specific rolish color scheme
4473: bgcolor -> override the default page bgcolor
4474:
4475: =cut
4476:
1.343 albertel 4477: sub standard_css {
1.345 albertel 4478: my ($function,$domain,$bgcolor) = @_;
1.352 albertel 4479: $function = &get_users_function() if (!$function);
4480: my $img = &designparm($function.'.img', $domain);
4481: my $tabbg = &designparm($function.'.tabbg', $domain);
4482: my $font = &designparm($function.'.font', $domain);
1.345 albertel 4483: my $sidebg = &designparm($function.'.sidebg',$domain);
1.382 albertel 4484: my $pgbg_or_bgcolor =
4485: $bgcolor ||
1.352 albertel 4486: &designparm($function.'.pgbg', $domain);
1.382 albertel 4487: my $pgbg = &designparm($function.'.pgbg', $domain);
1.352 albertel 4488: my $alink = &designparm($function.'.alink', $domain);
4489: my $vlink = &designparm($function.'.vlink', $domain);
4490: my $link = &designparm($function.'.link', $domain);
4491:
1.704 muellerd 4492: my $loginbg = &designparm('login.sidebg',$domain);
1.712 muellerd 4493: my $bgcol = &designparm('login.bgcol',$domain);
4494: my $textcol = &designparm('login.textcol',$domain);
1.704 muellerd 4495:
1.602 albertel 4496: my $sans = 'Verdana,Arial,Helvetica,sans-serif';
1.395 albertel 4497: my $mono = 'monospace';
1.352 albertel 4498: my $data_table_head = $tabbg;
4499: my $data_table_light = '#EEEEEE';
1.470 banghart 4500: my $data_table_dark = '#DDDDDD';
4501: my $data_table_darker = '#CCCCCC';
1.349 albertel 4502: my $data_table_highlight = '#FFFF00';
1.352 albertel 4503: my $mail_new = '#FFBB77';
4504: my $mail_new_hover = '#DD9955';
4505: my $mail_read = '#BBBB77';
4506: my $mail_read_hover = '#999944';
4507: my $mail_replied = '#AAAA88';
4508: my $mail_replied_hover = '#888855';
4509: my $mail_other = '#99BBBB';
4510: my $mail_other_hover = '#669999';
1.391 albertel 4511: my $table_header = '#DDDDDD';
1.489 raeburn 4512: my $feedback_link_bg = '#BBBBBB';
1.701 harmsja 4513: my $lg_border_color = '#C8C8C8';
1.392 albertel 4514:
1.608 albertel 4515: my $border = ($env{'browser.type'} eq 'explorer' ||
4516: $env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'
4517: : '0px 3px 0px 4px';
1.448 albertel 4518:
1.523 albertel 4519:
1.343 albertel 4520: return <<END;
1.698 harmsja 4521: body{
4522: font-family: $sans;
4523: line-height:130%;
1.701 harmsja 4524: font-size:0.83em;
1.698 harmsja 4525: color:$font;
4526: }
1.701 harmsja 4527: a:link, a:visited { font-size:100%; }
1.698 harmsja 4528:
1.779 bisitz 4529: a:focus { color: red; background: yellow }
1.510 albertel 4530: table.thinborder,
4531: table.thinborder tr th {
4532: border-style: solid;
4533: border-width: 1px;
1.698 harmsja 4534: border-color: $lg_border_color;
1.510 albertel 4535: background: $tabbg;
4536: }
1.523 albertel 4537: table.thinborder tr td {
1.510 albertel 4538: border-style: solid;
1.698 harmsja 4539: border-width: 1px;
4540: border-color: $lg_border_color;
1.510 albertel 4541: }
1.426 albertel 4542:
1.343 albertel 4543: form, .inline { display: inline; }
1.721 harmsja 4544:
4545: .LC_right {text-align:right;}
4546: .LC_middle {vertical-align:middle;}
4547:
4548: /* just for tests */
1.754 droeschl 4549: .LC_400Box {width:400px; }
1.721 harmsja 4550: /* end */
4551:
1.778 bisitz 4552: .LC_filename {
4553: font-family: $mono;
4554: white-space:pre;
4555: }
4556:
4557: .LC_fileicon {
4558: border: none;
4559: height: 1.3em;
4560: vertical-align: text-bottom;
4561: margin-right: 0.3em;
4562: text-decoration:none;
4563: }
4564:
1.350 albertel 4565: .LC_error {
4566: color: red;
4567: font-size: larger;
4568: }
1.457 albertel 4569: .LC_warning,
4570: .LC_diff_removed {
1.733 bisitz 4571: color: red;
1.394 albertel 4572: }
1.532 albertel 4573:
4574: .LC_info,
1.457 albertel 4575: .LC_success,
4576: .LC_diff_added {
1.350 albertel 4577: color: green;
4578: }
1.543 albertel 4579: .LC_unknown {
4580: color: yellow;
4581: }
4582:
1.440 albertel 4583: .LC_icon {
1.771 droeschl 4584: border: none;
4585: }
4586:
1.539 albertel 4587: .LC_indexer_icon {
4588: border: 0px;
4589: height: 22px;
4590: }
1.543 albertel 4591: .LC_docs_spacer {
4592: width: 25px;
4593: height: 1px;
1.771 droeschl 4594: border: none;
1.543 albertel 4595: }
1.346 albertel 4596:
1.532 albertel 4597: .LC_internal_info {
1.735 bisitz 4598: color: #999999;
1.532 albertel 4599: }
4600:
1.458 albertel 4601: table.LC_pastsubmission {
4602: border: 1px solid black;
4603: margin: 2px;
4604: }
4605:
1.606 albertel 4606: table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
1.345 albertel 4607: width: 100%;
4608: background: $pgbg;
1.392 albertel 4609: border: 2px;
1.402 albertel 4610: border-collapse: separate;
1.403 albertel 4611: padding: 0px;
1.345 albertel 4612: }
1.392 albertel 4613:
1.779 bisitz 4614: table#LC_title_bar, table.LC_breadcrumbs,
1.393 albertel 4615: table#LC_title_bar.LC_with_remote {
1.359 albertel 4616: width: 100%;
1.392 albertel 4617: border-color: $pgbg;
4618: border-style: solid;
4619: border-width: $border;
4620:
1.379 albertel 4621: background: $pgbg;
4622: font-family: $sans;
1.392 albertel 4623: border-collapse: collapse;
1.403 albertel 4624: padding: 0px;
1.359 albertel 4625: }
1.409 albertel 4626: table.LC_docs_path {
4627: width: 100%;
4628: border: 0;
4629: background: $pgbg;
4630: font-family: $sans;
4631: border-collapse: collapse;
4632: padding: 0px;
4633: }
4634:
1.359 albertel 4635: table#LC_title_bar td {
4636: background: $tabbg;
4637: }
1.773 ehlerst 4638: table#LC_title_bar .LC_title_bar_who {
1.359 albertel 4639: background: $tabbg;
4640: color: $font;
1.427 albertel 4641: font: small $sans;
1.359 albertel 4642: text-align: right;
1.773 ehlerst 4643: margin: 0px;
4644: }
4645: table#LC_title_bar .LC_title_bar_name {
4646: margin: 0px;
4647: }
4648: table#LC_title_bar .LC_title_bar_role {
4649: margin: 0px;
4650: }
1.775 bisitz 4651: table#LC_title_bar .LC_title_bar_realm {
1.773 ehlerst 4652: margin: 0px;
1.359 albertel 4653: }
1.469 banghart 4654: span.LC_metadata {
4655: font-family: $sans;
4656: }
1.359 albertel 4657: table#LC_title_bar td.LC_title_bar_domain_logo {
4658: background: $sidebg;
4659: text-align: right;
1.368 albertel 4660: padding: 0px;
4661: }
4662: table#LC_title_bar td.LC_title_bar_role_logo {
4663: background: $sidebg;
4664: padding: 0px;
1.359 albertel 4665: }
4666:
1.706 harmsja 4667: table#LC_menubuttons img{
1.346 albertel 4668: border: 0px;
4669: }
1.345 albertel 4670: table#LC_top_nav td {
4671: background: $tabbg;
1.392 albertel 4672: border: 0px;
1.407 albertel 4673: font-size: small;
1.706 harmsja 4674: vertical-align:top;
4675: padding:2px 5px 2px 5px;
1.345 albertel 4676: }
4677: table#LC_top_nav td a, div#LC_top_nav a {
4678: color: $font;
4679: font-family: $sans;
4680: }
1.364 albertel 4681: table#LC_top_nav td.LC_top_nav_logo {
4682: background: $tabbg;
1.432 albertel 4683: text-align: left;
1.408 albertel 4684: white-space: nowrap;
1.432 albertel 4685: width: 31px;
1.408 albertel 4686: }
4687: table#LC_top_nav td.LC_top_nav_logo img {
1.432 albertel 4688: border: 0px;
1.408 albertel 4689: vertical-align: bottom;
1.364 albertel 4690: }
1.777 tempelho 4691: table#LC_top_nav td.LC_top_nav_exit,
1.779 bisitz 4692: table#LC_top_nav td.LC_top_nav_help {
1.777 tempelho 4693: width: 2.0em;
4694: }
1.442 albertel 4695: table#LC_top_nav td.LC_top_nav_login {
4696: width: 4.0em;
4697: text-align: center;
4698: }
1.409 albertel 4699: table.LC_breadcrumbs td, table.LC_docs_path td {
1.357 albertel 4700: background: $tabbg;
4701: color: $font;
4702: font-family: $sans;
1.358 albertel 4703: font-size: smaller;
1.357 albertel 4704: }
1.777 tempelho 4705: table.LC_breadcrumbs td.LC_breadcrumbs_component,
4706: table.LC_docs_path td.LC_docs_path_component {
1.779 bisitz 4707: background: $tabbg;
1.777 tempelho 4708: color: $font;
4709: font-family: $sans;
1.779 bisitz 4710: font-size: larger;
4711: text-align: right;
1.777 tempelho 4712: }
1.383 albertel 4713: td.LC_table_cell_checkbox {
4714: text-align: center;
4715: }
1.779 bisitz 4716: table#LC_mainmenu td.LC_mainmenu_column {
4717: vertical-align: top;
1.777 tempelho 4718: }
1.522 albertel 4719:
1.705 tempelho 4720: .LC_fontsize_small
4721: {
4722: font-size: 70%;
4723: }
4724:
4725: .LC_fontsize_medium
4726: {
4727: font-size: 85%;
4728: }
4729:
4730: .LC_fontsize_large
4731: {
4732: font-size: 120%;
4733: }
4734:
1.346 albertel 4735: .LC_menubuttons_inline_text {
4736: color: $font;
4737: font-family: $sans;
1.698 harmsja 4738: font-size: 90%;
1.701 harmsja 4739: padding-left:3px;
1.346 albertel 4740: }
4741:
1.526 www 4742: .LC_menubuttons_link {
4743: text-decoration: none;
4744: }
1.698 harmsja 4745: /*2008--9-5: new menu style sheet.Changed category*/
1.522 albertel 4746: .LC_menubuttons_category {
1.521 www 4747: color: $font;
1.526 www 4748: background: $pgbg;
1.521 www 4749: font-family: $sans;
4750: font-size: larger;
4751: font-weight: bold;
4752: }
4753:
1.346 albertel 4754: td.LC_menubuttons_text {
1.779 bisitz 4755: color: $font;
1.346 albertel 4756: }
1.706 harmsja 4757:
4758:
1.526 www 4759:
1.346 albertel 4760: .LC_current_location {
4761: font-family: $sans;
4762: background: $tabbg;
4763: }
4764: .LC_new_mail {
4765: font-family: $sans;
1.634 www 4766: background: $tabbg;
1.346 albertel 4767: font-weight: bold;
4768: }
1.347 albertel 4769:
1.526 www 4770:
1.527 www 4771: .LC_dropadd_labeltext {
4772: font-family: $sans;
4773: text-align: right;
4774: }
4775:
4776: .LC_preferences_labeltext {
4777: font-family: $sans;
4778: text-align: right;
4779: }
4780:
1.666 raeburn 4781: .LC_roleslog_note {
1.701 harmsja 4782: font-size: small;
1.666 raeburn 4783: }
4784:
1.715 raeburn 4785: .LC_mail_functions {
4786: font-weight: bold;
4787: }
4788:
1.440 albertel 4789: table.LC_aboutme_port {
4790: border: 0px;
4791: border-collapse: collapse;
4792: border-spacing: 0px;
4793: }
1.349 albertel 4794: table.LC_data_table, table.LC_mail_list {
1.347 albertel 4795: border: 1px solid #000000;
1.402 albertel 4796: border-collapse: separate;
1.426 albertel 4797: border-spacing: 1px;
1.610 albertel 4798: background: $pgbg;
1.347 albertel 4799: }
1.422 albertel 4800: .LC_data_table_dense {
4801: font-size: small;
4802: }
1.507 raeburn 4803: table.LC_nested_outer {
4804: border: 1px solid #000000;
1.589 raeburn 4805: border-collapse: collapse;
1.507 raeburn 4806: border-spacing: 0px;
4807: width: 100%;
4808: }
4809: table.LC_nested {
4810: border: 0px;
1.589 raeburn 4811: border-collapse: collapse;
1.507 raeburn 4812: border-spacing: 0px;
4813: width: 100%;
4814: }
1.523 albertel 4815: table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
4816: table.LC_prior_tries tr th {
1.349 albertel 4817: font-weight: bold;
4818: background-color: $data_table_head;
1.701 harmsja 4819: font-size:90%;
1.347 albertel 4820: }
1.711 raeburn 4821: table.LC_data_table tr.LC_info_row > td {
1.735 bisitz 4822: background-color: #CCCCCC;
1.711 raeburn 4823: font-weight: bold;
4824: text-align: left;
4825: }
1.779 bisitz 4826: table.LC_data_table tr.LC_odd_row > td,
1.709 bisitz 4827: table.LC_pick_box tr > td.LC_odd_row,
1.440 albertel 4828: table.LC_aboutme_port tr td {
1.349 albertel 4829: background-color: $data_table_light;
1.425 albertel 4830: padding: 2px;
1.347 albertel 4831: }
1.610 albertel 4832: table.LC_data_table tr.LC_even_row > td,
1.709 bisitz 4833: table.LC_pick_box tr > td.LC_even_row,
1.440 albertel 4834: table.LC_aboutme_port tr.LC_even_row td {
1.349 albertel 4835: background-color: $data_table_dark;
1.709 bisitz 4836: padding: 2px;
1.347 albertel 4837: }
1.425 albertel 4838: table.LC_data_table tr.LC_data_table_highlight td {
4839: background-color: $data_table_darker;
4840: }
1.639 raeburn 4841: table.LC_data_table tr td.LC_leftcol_header {
4842: background-color: $data_table_head;
4843: font-weight: bold;
4844: }
1.451 albertel 4845: table.LC_data_table tr.LC_empty_row td,
1.507 raeburn 4846: table.LC_nested tr.LC_empty_row td {
1.347 albertel 4847: background-color: #FFFFFF;
1.421 albertel 4848: font-weight: bold;
4849: font-style: italic;
4850: text-align: center;
4851: padding: 8px;
1.347 albertel 4852: }
1.507 raeburn 4853: table.LC_nested tr.LC_empty_row td {
1.465 albertel 4854: padding: 4ex
4855: }
1.507 raeburn 4856: table.LC_nested_outer tr th {
4857: font-weight: bold;
4858: background-color: $data_table_head;
1.701 harmsja 4859: font-size: small;
1.507 raeburn 4860: border-bottom: 1px solid #000000;
4861: }
4862: table.LC_nested_outer tr td.LC_subheader {
4863: background-color: $data_table_head;
4864: font-weight: bold;
4865: font-size: small;
4866: border-bottom: 1px solid #000000;
4867: text-align: right;
1.451 albertel 4868: }
1.507 raeburn 4869: table.LC_nested tr.LC_info_row td {
1.735 bisitz 4870: background-color: #CCCCCC;
1.451 albertel 4871: font-weight: bold;
4872: font-size: small;
1.507 raeburn 4873: text-align: center;
4874: }
1.589 raeburn 4875: table.LC_nested tr.LC_info_row td.LC_left_item,
4876: table.LC_nested_outer tr th.LC_left_item {
1.507 raeburn 4877: text-align: left;
1.451 albertel 4878: }
1.507 raeburn 4879: table.LC_nested td {
1.735 bisitz 4880: background-color: #FFFFFF;
1.451 albertel 4881: font-size: small;
1.507 raeburn 4882: }
4883: table.LC_nested_outer tr th.LC_right_item,
4884: table.LC_nested tr.LC_info_row td.LC_right_item,
4885: table.LC_nested tr.LC_odd_row td.LC_right_item,
4886: table.LC_nested tr td.LC_right_item {
1.451 albertel 4887: text-align: right;
4888: }
4889:
1.507 raeburn 4890: table.LC_nested tr.LC_odd_row td {
1.735 bisitz 4891: background-color: #EEEEEE;
1.451 albertel 4892: }
4893:
1.473 raeburn 4894: table.LC_createuser {
4895: }
4896:
4897: table.LC_createuser tr.LC_section_row td {
1.701 harmsja 4898: font-size: small;
1.473 raeburn 4899: }
4900:
4901: table.LC_createuser tr.LC_info_row td {
1.735 bisitz 4902: background-color: #CCCCCC;
1.473 raeburn 4903: font-weight: bold;
4904: text-align: center;
4905: }
4906:
1.349 albertel 4907: table.LC_calendar {
4908: border: 1px solid #000000;
4909: border-collapse: collapse;
4910: }
4911: table.LC_calendar_pickdate {
4912: font-size: xx-small;
4913: }
4914: table.LC_calendar tr td {
4915: border: 1px solid #000000;
4916: vertical-align: top;
4917: }
4918: table.LC_calendar tr td.LC_calendar_day_empty {
4919: background-color: $data_table_dark;
4920: }
1.779 bisitz 4921: table.LC_calendar tr td.LC_calendar_day_current {
4922: background-color: $data_table_highlight;
1.777 tempelho 4923: }
1.349 albertel 4924: table.LC_mail_list tr.LC_mail_new {
4925: background-color: $mail_new;
4926: }
4927: table.LC_mail_list tr.LC_mail_new:hover {
4928: background-color: $mail_new_hover;
4929: }
1.777 tempelho 4930: table.LC_mail_list tr.LC_mail_even{
4931: }
4932: table.LC_mail_list tr.LC_mail_odd{
4933: }
1.349 albertel 4934: table.LC_mail_list tr.LC_mail_read {
4935: background-color: $mail_read;
4936: }
4937: table.LC_mail_list tr.LC_mail_read:hover {
4938: background-color: $mail_read_hover;
4939: }
4940: table.LC_mail_list tr.LC_mail_replied {
4941: background-color: $mail_replied;
4942: }
4943: table.LC_mail_list tr.LC_mail_replied:hover {
4944: background-color: $mail_replied_hover;
4945: }
4946: table.LC_mail_list tr.LC_mail_other {
4947: background-color: $mail_other;
4948: }
4949: table.LC_mail_list tr.LC_mail_other:hover {
4950: background-color: $mail_other_hover;
4951: }
1.494 raeburn 4952:
1.777 tempelho 4953: table.LC_data_table tr > td.LC_browser_file,
4954: table.LC_data_table tr > td.LC_browser_file_published {
1.389 albertel 4955: background: #CCFF88;
4956: }
1.777 tempelho 4957: table.LC_data_table tr > td.LC_browser_file_locked,
4958: table.LC_data_table tr > td.LC_browser_file_unpublished {
1.389 albertel 4959: background: #FFAA99;
1.387 albertel 4960: }
1.777 tempelho 4961: table.LC_data_table tr > td.LC_browser_file_obsolete {
1.779 bisitz 4962: background: #AAAAAA;
4963: }
1.777 tempelho 4964: table.LC_data_table tr > td.LC_browser_file_modified,
1.779 bisitz 4965: table.LC_data_table tr > td.LC_browser_file_metamodified {
4966: background: #FFFF77;
1.777 tempelho 4967: }
1.696 bisitz 4968: table.LC_data_table tr.LC_browser_folder > td {
1.389 albertel 4969: background: #CCCCFF;
1.387 albertel 4970: }
1.696 bisitz 4971:
1.707 bisitz 4972: table.LC_data_table tr > td.LC_roles_is {
4973: /* background: #77FF77; */
4974: }
4975: table.LC_data_table tr > td.LC_roles_future {
4976: background: #FFFF77;
4977: }
4978: table.LC_data_table tr > td.LC_roles_will {
4979: background: #FFAA77;
4980: }
4981: table.LC_data_table tr > td.LC_roles_expired {
4982: background: #FF7777;
4983: }
4984: table.LC_data_table tr > td.LC_roles_will_not {
4985: background: #AAFF77;
4986: }
4987: table.LC_data_table tr > td.LC_roles_selected {
4988: background: #11CC55;
4989: }
4990:
1.388 albertel 4991: span.LC_current_location {
1.701 harmsja 4992: font-size:larger;
1.388 albertel 4993: background: $pgbg;
4994: }
1.387 albertel 4995:
1.395 albertel 4996: span.LC_parm_menu_item {
4997: font-size: larger;
4998: font-family: $sans;
4999: }
5000: span.LC_parm_scope_all {
5001: color: red;
5002: }
5003: span.LC_parm_scope_folder {
5004: color: green;
5005: }
5006: span.LC_parm_scope_resource {
5007: color: orange;
5008: }
5009: span.LC_parm_part {
5010: color: blue;
5011: }
5012: span.LC_parm_folder, span.LC_parm_symb {
5013: font-size: x-small;
5014: font-family: $mono;
5015: color: #AAAAAA;
5016: }
5017:
1.396 albertel 5018: td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
1.777 tempelho 5019: td.LC_parm_overview_parm_selectors,td.LC_parm_overview_restrictions {
1.396 albertel 5020: border: 1px solid black;
5021: border-collapse: collapse;
5022: }
5023: table.LC_parm_overview_restrictions td {
5024: border-width: 1px 4px 1px 4px;
5025: border-style: solid;
5026: border-color: $pgbg;
5027: text-align: center;
5028: }
5029: table.LC_parm_overview_restrictions th {
5030: background: $tabbg;
5031: border-width: 1px 4px 1px 4px;
5032: border-style: solid;
5033: border-color: $pgbg;
5034: }
1.398 albertel 5035: table#LC_helpmenu {
5036: border: 0px;
5037: height: 55px;
5038: border-spacing: 0px;
5039: }
5040:
5041: table#LC_helpmenu fieldset legend {
5042: font-size: larger;
5043: font-weight: bold;
5044: }
1.397 albertel 5045: table#LC_helpmenu_links {
5046: width: 100%;
5047: border: 1px solid black;
5048: background: $pgbg;
5049: padding: 0px;
5050: border-spacing: 1px;
5051: }
5052: table#LC_helpmenu_links tr td {
5053: padding: 1px;
5054: background: $tabbg;
1.399 albertel 5055: text-align: center;
5056: font-weight: bold;
1.397 albertel 5057: }
1.396 albertel 5058:
1.397 albertel 5059: table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
5060: table#LC_helpmenu_links a:active {
5061: text-decoration: none;
5062: color: $font;
5063: }
5064: table#LC_helpmenu_links a:hover {
5065: text-decoration: underline;
5066: color: $vlink;
5067: }
1.396 albertel 5068:
1.417 albertel 5069: .LC_chrt_popup_exists {
5070: border: 1px solid #339933;
5071: margin: -1px;
5072: }
5073: .LC_chrt_popup_up {
5074: border: 1px solid yellow;
5075: margin: -1px;
5076: }
5077: .LC_chrt_popup {
5078: border: 1px solid #8888FF;
5079: background: #CCCCFF;
5080: }
1.421 albertel 5081: table.LC_pick_box {
5082: border-collapse: separate;
5083: background: white;
5084: border: 1px solid black;
5085: border-spacing: 1px;
5086: }
5087: table.LC_pick_box td.LC_pick_box_title {
5088: background: $tabbg;
5089: font-weight: bold;
5090: text-align: right;
1.740 bisitz 5091: vertical-align: top;
1.421 albertel 5092: width: 184px;
5093: padding: 8px;
5094: }
1.645 raeburn 5095: table.LC_pick_box td.LC_selfenroll_pick_box_title {
5096: background: $tabbg;
5097: font-weight: bold;
5098: text-align: right;
5099: width: 350px;
5100: padding: 8px;
5101: }
5102:
1.579 raeburn 5103: table.LC_pick_box td.LC_pick_box_value {
5104: text-align: left;
5105: padding: 8px;
5106: }
5107: table.LC_pick_box td.LC_pick_box_select {
5108: text-align: left;
5109: padding: 8px;
5110: }
1.424 albertel 5111: table.LC_pick_box td.LC_pick_box_separator {
1.421 albertel 5112: padding: 0px;
5113: height: 1px;
5114: background: black;
5115: }
5116: table.LC_pick_box td.LC_pick_box_submit {
5117: text-align: right;
5118: }
1.579 raeburn 5119: table.LC_pick_box td.LC_evenrow_value {
5120: text-align: left;
5121: padding: 8px;
5122: background-color: $data_table_light;
5123: }
5124: table.LC_pick_box td.LC_oddrow_value {
5125: text-align: left;
5126: padding: 8px;
5127: background-color: $data_table_light;
5128: }
5129: table.LC_helpform_receipt {
5130: width: 620px;
5131: border-collapse: separate;
5132: background: white;
5133: border: 1px solid black;
5134: border-spacing: 1px;
5135: }
5136: table.LC_helpform_receipt td.LC_pick_box_title {
5137: background: $tabbg;
5138: font-weight: bold;
5139: text-align: right;
5140: width: 184px;
5141: padding: 8px;
5142: }
5143: table.LC_helpform_receipt td.LC_evenrow_value {
5144: text-align: left;
5145: padding: 8px;
5146: background-color: $data_table_light;
5147: }
5148: table.LC_helpform_receipt td.LC_oddrow_value {
5149: text-align: left;
5150: padding: 8px;
5151: background-color: $data_table_light;
5152: }
5153: table.LC_helpform_receipt td.LC_pick_box_separator {
5154: padding: 0px;
5155: height: 1px;
5156: background: black;
5157: }
5158: span.LC_helpform_receipt_cat {
5159: font-weight: bold;
5160: }
1.424 albertel 5161: table.LC_group_priv_box {
5162: background: white;
5163: border: 1px solid black;
5164: border-spacing: 1px;
5165: }
5166: table.LC_group_priv_box td.LC_pick_box_title {
5167: background: $tabbg;
5168: font-weight: bold;
5169: text-align: right;
5170: width: 184px;
5171: }
5172: table.LC_group_priv_box td.LC_groups_fixed {
5173: background: $data_table_light;
5174: text-align: center;
5175: }
5176: table.LC_group_priv_box td.LC_groups_optional {
5177: background: $data_table_dark;
5178: text-align: center;
5179: }
5180: table.LC_group_priv_box td.LC_groups_functionality {
5181: background: $data_table_darker;
5182: text-align: center;
5183: font-weight: bold;
5184: }
5185: table.LC_group_priv td {
5186: text-align: left;
5187: padding: 0px;
5188: }
5189:
1.421 albertel 5190: table.LC_notify_front_page {
5191: background: white;
5192: border: 1px solid black;
5193: padding: 8px;
5194: }
5195: table.LC_notify_front_page td {
5196: padding: 8px;
5197: }
1.424 albertel 5198: .LC_navbuttons {
5199: margin: 2ex 0ex 2ex 0ex;
5200: }
1.423 albertel 5201: .LC_topic_bar {
5202: font-family: $sans;
5203: font-weight: bold;
5204: width: 100%;
5205: background: $tabbg;
5206: vertical-align: middle;
5207: margin: 2ex 0ex 2ex 0ex;
5208: }
5209: .LC_topic_bar span {
5210: vertical-align: middle;
5211: }
5212: .LC_topic_bar img {
5213: vertical-align: bottom;
5214: }
5215: table.LC_course_group_status {
5216: margin: 20px;
5217: }
5218: table.LC_status_selector td {
5219: vertical-align: top;
5220: text-align: center;
1.424 albertel 5221: padding: 4px;
5222: }
5223: table.LC_descriptive_input td.LC_description {
5224: vertical-align: top;
5225: text-align: right;
5226: font-weight: bold;
1.423 albertel 5227: }
1.599 albertel 5228: div.LC_feedback_link {
1.616 albertel 5229: clear: both;
1.599 albertel 5230: background: white;
1.779 bisitz 5231: width: 100%;
1.489 raeburn 5232: }
5233: span.LC_feedback_link {
1.599 albertel 5234: background: $feedback_link_bg;
5235: font-size: larger;
5236: }
5237: span.LC_message_link {
5238: background: $feedback_link_bg;
5239: font-size: larger;
5240: position: absolute;
5241: right: 1em;
1.489 raeburn 5242: }
1.421 albertel 5243:
1.515 albertel 5244: table.LC_prior_tries {
1.524 albertel 5245: border: 1px solid #000000;
5246: border-collapse: separate;
5247: border-spacing: 1px;
1.515 albertel 5248: }
1.523 albertel 5249:
1.515 albertel 5250: table.LC_prior_tries td {
1.524 albertel 5251: padding: 2px;
1.515 albertel 5252: }
1.523 albertel 5253:
5254: .LC_answer_correct {
5255: background: #AAFFAA;
5256: color: black;
5257: }
5258: .LC_answer_charged_try {
5259: background: #FFAAAA ! important;
5260: color: black;
5261: }
1.779 bisitz 5262: .LC_answer_not_charged_try,
1.523 albertel 5263: .LC_answer_no_grade,
5264: .LC_answer_late {
5265: background: #FFFFAA;
5266: color: black;
5267: }
5268: .LC_answer_previous {
5269: background: #AAAAFF;
5270: color: black;
5271: }
1.779 bisitz 5272: .LC_answer_no_message {
1.777 tempelho 5273: background: #FFFFFF;
5274: color: black;
1.779 bisitz 5275: }
5276: .LC_answer_unknown {
5277: background: orange;
5278: color: black;
1.777 tempelho 5279: }
1.529 albertel 5280: span.LC_prior_numerical,
5281: span.LC_prior_string,
5282: span.LC_prior_custom,
5283: span.LC_prior_reaction,
5284: span.LC_prior_math {
1.523 albertel 5285: font-family: monospace;
5286: white-space: pre;
5287: }
5288:
1.525 albertel 5289: span.LC_prior_string {
5290: font-family: monospace;
5291: white-space: pre;
5292: }
5293:
1.523 albertel 5294: table.LC_prior_option {
5295: width: 100%;
5296: border-collapse: collapse;
5297: }
1.528 albertel 5298: table.LC_prior_rank, table.LC_prior_match {
5299: border-collapse: collapse;
5300: }
5301: table.LC_prior_option tr td,
5302: table.LC_prior_rank tr td,
5303: table.LC_prior_match tr td {
1.524 albertel 5304: border: 1px solid #000000;
1.515 albertel 5305: }
5306:
1.770 droeschl 5307: td.LC_nobreak,
1.519 raeburn 5308: span.LC_nobreak {
1.544 albertel 5309: white-space: nowrap;
1.519 raeburn 5310: }
5311:
1.576 raeburn 5312: span.LC_cusr_emph {
5313: font-style: italic;
5314: }
5315:
1.633 raeburn 5316: span.LC_cusr_subheading {
5317: font-weight: normal;
5318: font-size: 85%;
5319: }
5320:
1.545 albertel 5321: table.LC_docs_documents {
5322: background: #BBBBBB;
1.547 albertel 5323: border-width: 0px;
1.545 albertel 5324: border-collapse: collapse;
5325: }
1.777 tempelho 5326: table.LC_docs_documents td.LC_docs_document {
1.779 bisitz 5327: border: 2px solid black;
5328: padding: 4px;
1.777 tempelho 5329: }
1.545 albertel 5330: .LC_docs_entry_move {
5331: border: 0px;
5332: border-collapse: collapse;
1.544 albertel 5333: }
5334:
1.545 albertel 5335: .LC_docs_entry_move td {
5336: border: 2px solid #BBBBBB;
5337: background: #DDDDDD;
5338: }
5339:
5340: .LC_docs_editor td.LC_docs_entry_commands {
5341: background: #DDDDDD;
5342: font-size: x-small;
5343: }
1.544 albertel 5344: .LC_docs_copy {
1.545 albertel 5345: color: #000099;
1.544 albertel 5346: }
5347: .LC_docs_cut {
1.545 albertel 5348: color: #550044;
1.544 albertel 5349: }
5350: .LC_docs_rename {
1.545 albertel 5351: color: #009900;
1.544 albertel 5352: }
5353: .LC_docs_remove {
1.545 albertel 5354: color: #990000;
5355: }
5356:
1.547 albertel 5357: .LC_docs_reinit_warn,
5358: .LC_docs_ext_edit {
5359: font-size: x-small;
5360: }
5361:
1.545 albertel 5362: .LC_docs_editor td.LC_docs_entry_title,
5363: .LC_docs_editor td.LC_docs_entry_icon {
5364: background: #FFFFBB;
5365: }
5366: .LC_docs_editor td.LC_docs_entry_parameter {
5367: background: #BBBBFF;
5368: font-size: x-small;
5369: white-space: nowrap;
5370: }
5371:
5372: table.LC_docs_adddocs td,
5373: table.LC_docs_adddocs th {
5374: border: 1px solid #BBBBBB;
5375: padding: 4px;
5376: background: #DDDDDD;
1.543 albertel 5377: }
5378:
1.584 albertel 5379: table.LC_sty_begin {
5380: background: #BBFFBB;
5381: }
5382: table.LC_sty_end {
5383: background: #FFBBBB;
5384: }
5385:
1.589 raeburn 5386: table.LC_double_column {
5387: border-width: 0px;
5388: border-collapse: collapse;
5389: width: 100%;
5390: padding: 2px;
5391: }
5392:
5393: table.LC_double_column tr td.LC_left_col {
1.590 raeburn 5394: top: 2px;
1.589 raeburn 5395: left: 2px;
5396: width: 47%;
5397: vertical-align: top;
5398: }
5399:
5400: table.LC_double_column tr td.LC_right_col {
5401: top: 2px;
1.779 bisitz 5402: right: 2px;
1.589 raeburn 5403: width: 47%;
5404: vertical-align: top;
5405: }
5406:
1.594 raeburn 5407: span.LC_role_level {
5408: font-weight: bold;
5409: }
5410:
1.591 raeburn 5411: div.LC_left_float {
5412: float: left;
5413: padding-right: 5%;
1.597 albertel 5414: padding-bottom: 4px;
1.591 raeburn 5415: }
5416:
5417: div.LC_clear_float_header {
1.597 albertel 5418: padding-bottom: 2px;
1.591 raeburn 5419: }
5420:
5421: div.LC_clear_float_footer {
1.597 albertel 5422: padding-top: 10px;
1.591 raeburn 5423: clear: both;
5424: }
5425:
1.597 albertel 5426:
5427: div.LC_grade_show_user {
5428: margin-top: 20px;
5429: border: 1px solid black;
5430: }
5431: div.LC_grade_user_name {
5432: background: #DDDDEE;
5433: border-bottom: 1px solid black;
1.705 tempelho 5434: font-weight: bold;
5435: font-size: large;
1.597 albertel 5436: }
5437: div.LC_grade_show_user_odd_row div.LC_grade_user_name {
5438: background: #DDEEDD;
5439: }
5440:
5441: div.LC_grade_show_problem,
5442: div.LC_grade_submissions,
5443: div.LC_grade_message_center,
5444: div.LC_grade_info_links,
5445: div.LC_grade_assign {
5446: margin: 5px;
5447: width: 99%;
5448: background: #FFFFFF;
5449: }
5450: div.LC_grade_show_problem_header,
5451: div.LC_grade_submissions_header,
5452: div.LC_grade_message_center_header,
5453: div.LC_grade_assign_header {
1.705 tempelho 5454: font-weight: bold;
5455: font-size: large;
1.597 albertel 5456: }
5457: div.LC_grade_show_problem_problem,
5458: div.LC_grade_submissions_body,
5459: div.LC_grade_message_center_body,
5460: div.LC_grade_assign_body {
5461: border: 1px solid black;
5462: width: 99%;
5463: background: #FFFFFF;
5464: }
1.598 albertel 5465: span.LC_grade_check_note {
1.705 tempelho 5466: font-weight: normal;
5467: font-size: medium;
1.598 albertel 5468: display: inline;
5469: position: absolute;
5470: right: 1em;
5471: }
1.597 albertel 5472:
1.613 albertel 5473: table.LC_scantron_action {
5474: width: 100%;
5475: }
5476: table.LC_scantron_action tr th {
1.698 harmsja 5477: font-weight:bold;
5478: font-style:normal;
1.613 albertel 5479: }
1.779 bisitz 5480: .LC_edit_problem_header,
1.614 albertel 5481: div.LC_edit_problem_footer {
1.705 tempelho 5482: font-weight: normal;
5483: font-size: medium;
1.602 albertel 5484: margin: 2px;
1.600 albertel 5485: }
5486: div.LC_edit_problem_header,
1.602 albertel 5487: div.LC_edit_problem_header div,
1.614 albertel 5488: div.LC_edit_problem_footer,
5489: div.LC_edit_problem_footer div,
1.602 albertel 5490: div.LC_edit_problem_editxml_header,
5491: div.LC_edit_problem_editxml_header div {
1.600 albertel 5492: margin-top: 5px;
5493: }
1.602 albertel 5494: div.LC_edit_problem_header_edit_row {
5495: background: $tabbg;
5496: padding: 3px;
5497: margin-bottom: 5px;
5498: }
1.600 albertel 5499: div.LC_edit_problem_header_title {
1.705 tempelho 5500: font-weight: bold;
5501: font-size: larger;
1.602 albertel 5502: background: $tabbg;
5503: padding: 3px;
5504: }
5505: table.LC_edit_problem_header_title {
1.705 tempelho 5506: font-size: larger;
5507: font-weight: bold;
1.602 albertel 5508: width: 100%;
5509: border-color: $pgbg;
5510: border-style: solid;
5511: border-width: $border;
5512:
1.600 albertel 5513: background: $tabbg;
1.602 albertel 5514: border-collapse: collapse;
5515: padding: 0px
5516: }
5517:
5518: div.LC_edit_problem_discards {
5519: float: left;
5520: padding-bottom: 5px;
5521: }
5522: div.LC_edit_problem_saves {
5523: float: right;
5524: padding-bottom: 5px;
1.600 albertel 5525: }
5526: hr.LC_edit_problem_divide {
1.602 albertel 5527: clear: both;
1.600 albertel 5528: color: $tabbg;
5529: background-color: $tabbg;
5530: height: 3px;
5531: border: 0px;
5532: }
1.679 riegler 5533: img.stift{
1.678 riegler 5534: border-width:0;
1.679 riegler 5535: vertical-align:middle;
1.677 riegler 5536: }
1.680 riegler 5537:
1.681 riegler 5538: table#LC_mainmenu{
5539: margin-top:10px;
5540: width:80%;
5541:
5542: }
5543:
1.680 riegler 5544: table#LC_mainmenu td.LC_mainmenu_col_fieldset{
5545: vertical-align: top;
5546: width: 45%;
5547: }
1.779 bisitz 5548: .LC_mainmenu_fieldset_category {
5549: color: $font;
5550: background: $pgbg;
5551: font-family: $sans;
5552: font-size: small;
5553: font-weight: bold;
1.777 tempelho 5554: }
1.716 raeburn 5555: div.LC_createcourse {
5556: margin: 10px 10px 10px 10px;
5557: }
5558:
1.693 droeschl 5559: /* ---- Remove when done ----
5560: # The following styles is part of the redesign of LON-CAPA and are
5561: # subject to change during this project.
5562: # Don't rely on their current functionality as they might be
5563: # changed or removed.
5564: # --------------------------*/
5565:
1.698 harmsja 5566: a:hover,
1.721 harmsja 5567: ol.LC_smallMenu a:hover,
5568: ol#LC_MenuBreadcrumbs a:hover,
5569: ol#LC_PathBreadcrumbs a:hover,
5570: ul#LC_TabMainMenuContent a:hover,
5571: .LC_FormSectionClearButton input:hover
5572: ul.LC_TabContent li:hover a{
1.698 harmsja 5573: color:#BF2317;
5574: text-decoration:none;
1.693 droeschl 5575: }
5576:
1.779 bisitz 5577: h1 {
1.721 harmsja 5578: padding:5px 10px 5px 20px;
1.693 droeschl 5579: line-height:130%;
5580: }
1.698 harmsja 5581:
1.693 droeschl 5582: h2,h3,h4,h5,h6
5583: {
1.721 harmsja 5584: margin:5px 0px 5px 0px;
5585: padding:0px;
5586: line-height:130%;
1.693 droeschl 5587: }
1.721 harmsja 5588: .LC_hcell{
1.698 harmsja 5589: padding:3px 15px 3px 15px;
5590: margin:0px;
1.703 harmsja 5591: background-color:$tabbg;
1.779 bisitz 5592: border-bottom:solid 1px $lg_border_color;
1.693 droeschl 5593: }
1.721 harmsja 5594: .LC_noBorder {
1.698 harmsja 5595: border:0px;
5596: }
1.693 droeschl 5597:
5598:
1.698 harmsja 5599: /* Main Header with discription of Person, Course, etc. */
1.693 droeschl 5600:
1.761 tempelho 5601: .LC_Right {
5602: float: right;
5603: margin: 0px;
5604: padding: 0px;
5605: }
5606:
1.721 harmsja 5607: p, .LC_ContentBox {
1.698 harmsja 5608: padding: 10px;
5609:
5610: }
1.721 harmsja 5611: .LC_FormSectionClearButton input {
1.779 bisitz 5612: background-color:transparent;
1.698 harmsja 5613: border:0px;
5614: cursor:pointer;
5615: text-decoration:underline;
1.693 droeschl 5616: }
1.763 bisitz 5617:
5618: .LC_help_open_topic {
5619: color: #FFFFFF;
5620: background-color: #EEEEFF;
5621: margin: 1px;
5622: padding: 4px;
5623: border: 1px solid #000033;
5624: white-space: nowrap;
1.783 amueller 5625: /* vertical-align: middle; */
1.759 neumanie 5626: }
1.693 droeschl 5627:
1.698 harmsja 5628: dl,ul,div,fieldset {
5629: margin: 10px 10px 10px 0px;
1.693 droeschl 5630: overflow:hidden;
5631: }
1.721 harmsja 5632: ol.LC_smallMenu, ol#LC_PathBreadcrumbs {
1.698 harmsja 5633: margin: 0px;
1.693 droeschl 5634: }
5635:
1.721 harmsja 5636: ol.LC_smallMenu li {
1.693 droeschl 5637: display: inline;
5638: padding: 5px 5px 0px 10px;
5639: vertical-align: top;
5640: }
5641:
1.721 harmsja 5642: ol.LC_smallMenu li img {
1.693 droeschl 5643: vertical-align: bottom;
5644: }
5645:
1.721 harmsja 5646: ol.LC_smallMenu a {
1.693 droeschl 5647: font-size: 90%;
5648: color: RGB(80, 80, 80);
5649: text-decoration: none;
5650: }
1.760 harmsja 5651: ol#LC_TabMainMenuContent, ul.LC_TabContent ,
1.741 harmsja 5652: ul.LC_TabContentBigger {
1.721 harmsja 5653: display:block;
5654: list-style:none;
1.741 harmsja 5655: margin: 0px;
1.693 droeschl 5656: padding: 0px;
5657: }
5658:
1.744 ehlerst 5659: ol#LC_TabMainMenuContent li, ul.LC_TabContent li,
1.741 harmsja 5660: ul.LC_TabContentBigger li{
1.693 droeschl 5661: display: inline;
1.741 harmsja 5662: border-right: solid 1px $lg_border_color;
5663: float:left;
5664: line-height:140%;
5665: white-space:nowrap;
5666: }
5667: ol#LC_TabMainMenuContent li{
1.693 droeschl 5668: vertical-align: bottom;
5669: border-bottom: solid 1px RGB(175, 175, 175);
1.721 harmsja 5670: padding: 5px 10px 5px 10px;
1.741 harmsja 5671: margin-right:5px;
5672: margin-bottom:3px;
1.693 droeschl 5673: font-weight: bold;
1.723 riegler 5674: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5675: }
5676:
1.721 harmsja 5677: ol#LC_TabMainMenuContent li a{
1.693 droeschl 5678: color: RGB(47, 47, 47);
5679: text-decoration: none;
5680: }
1.721 harmsja 5681: ul.LC_TabContent {
1.741 harmsja 5682: min-height:1.6em;
1.721 harmsja 5683: }
5684: ul.LC_TabContent li{
1.741 harmsja 5685: vertical-align:middle;
5686: padding:0px 10px 0px 10px;
1.745 ehlerst 5687: background-color:$tabbg;
5688: border-bottom:solid 1px $lg_border_color;
1.721 harmsja 5689: }
1.779 bisitz 5690: ul.LC_TabContent li a, ul.LC_TabContent li{
1.721 harmsja 5691: color:rgb(47,47,47);
5692: text-decoration:none;
5693: font-size:95%;
5694: font-weight:bold;
1.761 tempelho 5695: padding-right: 16px;
1.721 harmsja 5696: }
1.744 ehlerst 5697: ul.LC_TabContent li:hover, ul.LC_TabContent li.active{
1.761 tempelho 5698: background:#FFFFFF url(/adm/lonIcons/open.gif) no-repeat scroll right center;
1.745 ehlerst 5699: border-bottom:solid 1px #FFFFFF;
1.761 tempelho 5700: padding-right: 16px;
1.744 ehlerst 5701: }
1.741 harmsja 5702: ul.LC_TabContentBigger li{
5703: vertical-align:bottom;
5704: border-top:solid 1px $lg_border_color;
5705: border-left:solid 1px $lg_border_color;
5706: padding:5px 10px 5px 10px;
5707: margin-left:2px;
5708: background:url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
5709: }
1.744 ehlerst 5710: ul.LC_TabContentBigger li:hover, ul.LC_TabContentBigger li.active{
5711: background:url(/adm/lonIcons/lightGreyBG.png) repeat-x right bottom;
5712: }
1.741 harmsja 5713: ul.LC_TabContentBigger li, ul.LC_TabContentBigger li a{
5714: font-size:110%;
5715: font-weight:bold;
5716: }
1.693 droeschl 5717:
1.783 amueller 5718: ol#LC_MenuBreadcrumbs, ol#LC_PathBreadcrumbs, ul.LC_CourseBreadcrumbs{
1.693 droeschl 5719: border-top: solid 1px RGB(255, 255, 255);
5720: height: 20px;
5721: line-height: 20px;
5722: vertical-align: bottom;
5723: margin: 0px 0px 30px 0px;
5724: padding-left: 10px;
5725: list-style-position: inside;
1.723 riegler 5726: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5727: }
5728:
1.783 amueller 5729: ol#LC_MenuBreadcrumbs li, ol#LC_PathBreadcrumbs li, ul.LC_CourseBreadcrumbs li {
1.741 harmsja 5730: /*
1.723 riegler 5731: background: url(/adm/lonIcons/arrow_white.png) no-repeat left center;
1.779 bisitz 5732: */
1.693 droeschl 5733: display: inline;
5734: padding: 0px 0px 0px 10px;
1.783 amueller 5735: /* vertical-align: bottom; */
1.693 droeschl 5736: overflow:hidden;
5737: }
5738:
1.783 amueller 5739: ol#LC_MenuBreadcrumbs li a, ul.LC_CourseBreadcrumbs li a {
1.693 droeschl 5740: text-decoration: none;
5741: font-size:90%;
5742: }
1.721 harmsja 5743: ol#LC_PathBreadcrumbs li a{
1.698 harmsja 5744: text-decoration:none;
5745: font-size:100%;
5746: font-weight:bold;
1.693 droeschl 5747: }
1.721 harmsja 5748: .LC_ContentBoxSpecial
1.693 droeschl 5749: {
1.701 harmsja 5750: border: solid 1px $lg_border_color;
1.746 neumanie 5751: }
5752: .LC_ContentBoxSpecialContactInfo
5753: {
5754: border: solid 1px $lg_border_color;
5755: max-width:25%;
5756: min-width:25%;
1.698 harmsja 5757: }
1.747 neumanie 5758: .LC_AboutMe_Image
5759: {
5760: float:left;
5761: margin-right:10px;
5762: }
5763: .LC_Clear_AboutMe_Image
5764: {
5765: clear:left;
5766: }
1.721 harmsja 5767: dl.LC_ListStyleClean dt {
1.693 droeschl 5768: padding-right: 5px;
5769: display: table-header-group;
5770: }
5771:
1.721 harmsja 5772: dl.LC_ListStyleClean dd {
1.693 droeschl 5773: display: table-row;
5774: }
5775:
1.721 harmsja 5776: .LC_ListStyleClean,
5777: .LC_ListStyleSimple,
5778: .LC_ListStyleNormal,
1.777 tempelho 5779: .LC_ListStyle_Border,
1.721 harmsja 5780: .LC_ListStyleSpecial
1.693 droeschl 5781: {
5782: /*display:block; */
5783: list-style-position: inside;
5784: list-style-type: none;
5785: overflow: hidden;
5786: padding: 0px;
5787: }
5788:
1.721 harmsja 5789: .LC_ListStyleSimple li,
5790: .LC_ListStyleSimple dd,
5791: .LC_ListStyleNormal li,
5792: .LC_ListStyleNormal dd,
5793: .LC_ListStyleSpecial li,
5794: .LC_ListStyleSpecial dd
1.693 droeschl 5795: {
5796: margin: 0px;
5797: padding: 5px 5px 5px 10px;
5798: clear: both;
5799: }
5800:
1.721 harmsja 5801: .LC_ListStyleClean li,
5802: .LC_ListStyleClean dd {
1.693 droeschl 5803: padding-top: 0px;
5804: padding-bottom: 0px;
5805: }
5806:
1.721 harmsja 5807: .LC_ListStyleSimple dd,
5808: .LC_ListStyleSimple li{
1.698 harmsja 5809: border-bottom: solid 1px $lg_border_color;
1.693 droeschl 5810: }
5811:
1.721 harmsja 5812: .LC_ListStyleSpecial li,
5813: .LC_ListStyleSpecial dd {
1.693 droeschl 5814: list-style-type: none;
5815: background-color: RGB(220, 220, 220);
5816: margin-bottom: 4px;
5817: }
5818:
1.721 harmsja 5819: table.LC_SimpleTable {
1.698 harmsja 5820: margin:5px;
5821: border:solid 1px $lg_border_color;
1.693 droeschl 5822: }
5823:
1.721 harmsja 5824: table.LC_SimpleTable tr {
1.698 harmsja 5825: padding:0px;
5826: border:solid 1px $lg_border_color;
1.693 droeschl 5827: }
1.721 harmsja 5828: table.LC_SimpleTable thead{
1.698 harmsja 5829: background:rgb(220,220,220);
1.693 droeschl 5830: }
5831:
1.721 harmsja 5832: div.LC_columnSection {
1.693 droeschl 5833: display: block;
5834: clear: both;
5835: overflow: hidden;
5836: margin:0px;
5837: }
5838:
1.721 harmsja 5839: div.LC_columnSection>* {
1.693 droeschl 5840: float: left;
5841: margin: 10px 20px 10px 0px;
1.747 neumanie 5842: overflow:hidden;
1.693 droeschl 5843: }
1.721 harmsja 5844:
1.719 ehlerst 5845: .ContentBoxSpecialTemplate
5846: {
1.747 neumanie 5847: border: solid 1px $lg_border_color;
1.719 ehlerst 5848: }
5849: .ContentBoxTemplate {
5850: padding:10px;
5851: }
5852:
1.721 harmsja 5853: div.LC_columnSection > .ContentBoxTemplate,
5854: div.LC_columnSection > .ContentBoxSpecialTemplate
1.719 ehlerst 5855: {
5856: width: 600px;
5857: }
1.753 droeschl 5858:
1.720 ehlerst 5859: .clear{
5860: clear: both;
5861: line-height: 0px;
5862: font-size: 0px;
5863: height: 0px;
5864: }
1.693 droeschl 5865:
1.694 tempelho 5866: .LC_loginpage_container {
5867: text-align:left;
5868: margin : 0 auto;
1.785 ! tempelho 5869: width:90%;
1.694 tempelho 5870: padding: 10px;
5871: height: auto;
1.712 muellerd 5872: background-color:#FFFFFF;
1.694 tempelho 5873: border:1px solid #CCCCCC;
5874: }
5875:
5876:
5877: .LC_loginpage_loginContainer {
5878: float:left;
1.712 muellerd 5879: width: 182px;
1.785 ! tempelho 5880: padding: 2px;
1.712 muellerd 5881: border:1px solid #CCCCCC;
5882: background-color:$loginbg;
1.694 tempelho 5883: }
5884:
1.717 tempelho 5885: .LC_loginpage_loginContainer h2{
1.712 muellerd 5886: margin-top:0;
5887: display:block;
5888: background:$bgcol;
5889: color:$textcol;
5890: padding-left:5px;
5891: }
1.785 ! tempelho 5892:
1.694 tempelho 5893: .LC_loginpage_loginInfo {
5894: float:left;
1.785 ! tempelho 5895: width:182px;
1.694 tempelho 5896: border:1px solid #CCCCCC;
1.785 ! tempelho 5897: padding:2px;
1.712 muellerd 5898: }
5899:
1.694 tempelho 5900: .LC_loginpage_space {
1.754 droeschl 5901: clear: both;
5902: margin-bottom: 20px;
1.694 tempelho 5903: border-bottom: 1px solid #CCCCCC;
5904: }
5905:
1.785 ! tempelho 5906: .LC_loginpage_floatLeft {
! 5907: float: left;
! 5908: width: 200px;
! 5909: margin: 0;
! 5910: }
! 5911:
1.748 schulted 5912: table em{
1.754 droeschl 5913: font-weight: bold;
5914: font-style: normal;
1.748 schulted 5915: }
1.779 bisitz 5916: table.LC_tableBrowseRes,
1.768 schulted 5917: table.LC_tableOfContent{
1.769 schulted 5918: border:none;
5919: border-spacing: 1;
1.754 droeschl 5920: padding: 3px;
5921: background-color: #FFFFFF;
5922: font-size: 90%;
1.753 droeschl 5923: }
1.771 droeschl 5924: table.LC_tableBrowseRes a,
1.768 schulted 5925: table.LC_tableOfContent a {
1.771 droeschl 5926: background-color: transparent;
1.753 droeschl 5927: text-decoration: none;
5928: }
5929:
1.771 droeschl 5930: table.LC_tableBrowseRes tr.LC_trOdd,
1.768 schulted 5931: table.LC_tableOfContent tr.LC_trOdd{
1.754 droeschl 5932: background-color: #EEEEEE;
1.753 droeschl 5933: }
5934:
1.768 schulted 5935: table.LC_tableOfContent img{
1.753 droeschl 5936: border: none;
5937: height: 1.3em;
5938: vertical-align: text-bottom;
5939: margin-right: 0.3em;
5940: }
1.757 schulted 5941:
1.774 ehlerst 5942: a#LC_content_toolbar_firsthomework{
5943: background-image:url(/res/adm/pages/open-first-problem.gif);
5944: }
5945:
5946: a#LC_content_toolbar_launchnav{
5947: background-image:url(/res/adm/pages/start-navigation.gif);
5948: }
5949:
5950: a#LC_content_toolbar_closenav{
5951: background-image:url(/res/adm/pages/close-navigation.gif);
5952: }
5953:
5954: a#LC_content_toolbar_everything{
5955: background-image:url(/res/adm/pages/show-all.gif);
5956: }
5957:
5958: a#LC_content_toolbar_uncompleted{
5959: background-image:url(/res/adm/pages/show-incomplete-problems.gif);
5960: }
5961:
5962: #LC_content_toolbar_clearbubbles{
5963: background-image:url(/res/adm/pages/mark-discussionentries-read.gif);
5964: }
5965:
1.757 schulted 5966: a#LC_content_toolbar_changefolder{
5967: background : url(/res/adm/pages/close-all-folders.gif) top center ;
5968: }
5969:
5970: a#LC_content_toolbar_changefolder_toggled{
5971: background-image:url(/res/adm/pages/open-all-folders.gif);
5972: }
5973:
5974: ul#LC_toolbar li a:hover{
5975: background-position: bottom center;
5976: }
5977:
5978: ul#LC_toolbar{
1.779 bisitz 5979: padding:0;
1.757 schulted 5980: margin: 2px;
5981: list-style:none;
5982: position:relative;
5983: background-color:white;
5984: }
5985:
5986: ul#LC_toolbar li{
5987: border:1px solid white;
5988: padding:0;
5989: margin: 0;
1.767 droeschl 5990: float: left;
5991: display:inline;
1.757 schulted 5992: vertical-align:middle;
5993: }
5994:
1.783 amueller 5995: /*
5996: This style is used for standard function lists, e.g. functions of Personal Information Page.
5997: It produces a horizontally aligned list with a bullet at the beginning of each function item.
5998: */
5999: .LC_fieldset_functions li {
6000: float: right;
6001: height: 35px;
6002: background-color: blue;
6003: white-space: nowrap;
6004: margin-left: 10px;
6005: }
6006:
1.757 schulted 6007: a.LC_toolbarItem{
1.767 droeschl 6008: display:block;
1.757 schulted 6009: padding:0;
6010: margin:0;
6011: height: 32px;
6012: width: 32px;
1.779 bisitz 6013: color:white;
6014: border:0 none;
1.757 schulted 6015: background-repeat:no-repeat;
6016: background-color:transparent;
6017: }
6018:
1.782 bisitz 6019: ul.LC_functionslist li {
6020: float: left;
6021: white-space: nowrap;
6022: height: 35px; /* at least as high as heighest list item */
6023: margin: 0px 15px 15px 10px;
6024: }
6025:
1.757 schulted 6026:
1.343 albertel 6027: END
6028: }
6029:
1.306 albertel 6030: =pod
6031:
6032: =item * &headtag()
6033:
6034: Returns a uniform footer for LON-CAPA web pages.
6035:
1.307 albertel 6036: Inputs: $title - optional title for the head
6037: $head_extra - optional extra HTML to put inside the <head>
1.315 albertel 6038: $args - optional arguments
1.319 albertel 6039: force_register - if is true call registerurl so the remote is
6040: informed
1.415 albertel 6041: redirect -> array ref of
6042: 1- seconds before redirect occurs
6043: 2- url to redirect to
6044: 3- whether the side effect should occur
1.315 albertel 6045: (side effect of setting
6046: $env{'internal.head.redirect'} to the url
6047: redirected too)
1.352 albertel 6048: domain -> force to color decorate a page for a specific
6049: domain
6050: function -> force usage of a specific rolish color scheme
6051: bgcolor -> override the default page bgcolor
1.460 albertel 6052: no_auto_mt_title
6053: -> prevent &mt()ing the title arg
1.464 albertel 6054:
1.306 albertel 6055: =cut
6056:
6057: sub headtag {
1.313 albertel 6058: my ($title,$head_extra,$args) = @_;
1.306 albertel 6059:
1.363 albertel 6060: my $function = $args->{'function'} || &get_users_function();
6061: my $domain = $args->{'domain'} || &determinedomain();
6062: my $bgcolor = $args->{'bgcolor'} || &designparm($function.'.pgbg',$domain);
1.418 albertel 6063: my $url = join(':',$env{'user.name'},$env{'user.domain'},
1.458 albertel 6064: $Apache::lonnet::perlvar{'lonVersion'},
1.531 albertel 6065: #time(),
1.418 albertel 6066: $env{'environment.color.timestamp'},
1.363 albertel 6067: $function,$domain,$bgcolor);
6068:
1.369 www 6069: $url = '/adm/css/'.&escape($url).'.css';
1.363 albertel 6070:
1.308 albertel 6071: my $result =
6072: '<head>'.
1.461 albertel 6073: &font_settings();
1.319 albertel 6074:
1.461 albertel 6075: if (!$args->{'frameset'}) {
6076: $result .= &Apache::lonhtmlcommon::htmlareaheaders();
6077: }
1.319 albertel 6078: if ($args->{'force_register'}) {
6079: $result .= &Apache::lonmenu::registerurl(1);
6080: }
1.436 albertel 6081: if (!$args->{'no_nav_bar'}
6082: && !$args->{'only_body'}
6083: && !$args->{'frameset'}) {
6084: $result .= &help_menu_js();
6085: }
1.319 albertel 6086:
1.314 albertel 6087: if (ref($args->{'redirect'})) {
1.414 albertel 6088: my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
1.315 albertel 6089: $url = &Apache::lonenc::check_encrypt($url);
1.414 albertel 6090: if (!$inhibit_continue) {
6091: $env{'internal.head.redirect'} = $url;
6092: }
1.313 albertel 6093: $result.=<<ADDMETA
6094: <meta http-equiv="pragma" content="no-cache" />
1.344 albertel 6095: <meta http-equiv="Refresh" content="$time; url=$url" />
1.313 albertel 6096: ADDMETA
6097: }
1.306 albertel 6098: if (!defined($title)) {
6099: $title = 'The LearningOnline Network with CAPA';
6100: }
1.460 albertel 6101: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
6102: $result .= '<title> LON-CAPA '.$title.'</title>'
1.414 albertel 6103: .'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
6104: .$head_extra;
1.306 albertel 6105: return $result;
6106: }
6107:
6108: =pod
6109:
1.340 albertel 6110: =item * &font_settings()
6111:
6112: Returns neccessary <meta> to set the proper encoding
6113:
6114: Inputs: none
6115:
6116: =cut
6117:
6118: sub font_settings {
6119: my $headerstring='';
1.647 www 6120: if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
1.340 albertel 6121: $headerstring.=
6122: '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
6123: }
6124: return $headerstring;
6125: }
6126:
1.341 albertel 6127: =pod
6128:
6129: =item * &xml_begin()
6130:
6131: Returns the needed doctype and <html>
6132:
6133: Inputs: none
6134:
6135: =cut
6136:
6137: sub xml_begin {
6138: my $output='';
6139:
1.592 albertel 6140: if ($env{'internal.start_page'}==1) {
6141: &Apache::lonhtmlcommon::init_htmlareafields();
6142: }
1.342 albertel 6143:
1.341 albertel 6144: if ($env{'browser.mathml'}) {
6145: $output='<?xml version="1.0"?>'
6146: #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
6147: # .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
6148:
6149: # .'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" [<!ENTITY mathns "http://www.w3.org/1998/Math/MathML">] >'
6150: .'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd">'
6151: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
6152: .'xmlns="http://www.w3.org/1999/xhtml">';
6153: } else {
6154: $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
6155: }
6156: return $output;
6157: }
1.340 albertel 6158:
6159: =pod
6160:
1.306 albertel 6161: =item * &endheadtag()
6162:
6163: Returns a uniform </head> for LON-CAPA web pages.
6164:
6165: Inputs: none
6166:
6167: =cut
6168:
6169: sub endheadtag {
6170: return '</head>';
6171: }
6172:
6173: =pod
6174:
6175: =item * &head()
6176:
6177: Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
6178:
1.648 raeburn 6179: Inputs:
6180:
6181: =over 4
6182:
6183: $title - optional title for the page
6184:
6185: $head_extra - optional extra HTML to put inside the <head>
6186:
6187: =back
1.405 albertel 6188:
1.306 albertel 6189: =cut
6190:
6191: sub head {
1.325 albertel 6192: my ($title,$head_extra,$args) = @_;
6193: return &headtag($title,$head_extra,$args).&endheadtag();
1.306 albertel 6194: }
6195:
6196: =pod
6197:
6198: =item * &start_page()
6199:
6200: Returns a complete <html> .. <body> section for LON-CAPA web pages.
6201:
1.648 raeburn 6202: Inputs:
6203:
6204: =over 4
6205:
6206: $title - optional title for the page
6207:
6208: $head_extra - optional extra HTML to incude inside the <head>
6209:
6210: $args - additional optional args supported are:
6211:
6212: =over 8
6213:
6214: only_body -> is true will set &bodytag() onlybodytag
1.317 albertel 6215: arg on
1.648 raeburn 6216: no_nav_bar -> is true will set &bodytag() notopbar arg on
6217: add_entries -> additional attributes to add to the <body>
6218: domain -> force to color decorate a page for a
1.317 albertel 6219: specific domain
1.648 raeburn 6220: function -> force usage of a specific rolish color
1.317 albertel 6221: scheme
1.648 raeburn 6222: redirect -> see &headtag()
6223: bgcolor -> override the default page bg color
6224: js_ready -> return a string ready for being used in
1.317 albertel 6225: a javascript writeln
1.648 raeburn 6226: html_encode -> return a string ready for being used in
1.320 albertel 6227: a html attribute
1.648 raeburn 6228: force_register -> if is true will turn on the &bodytag()
1.317 albertel 6229: $forcereg arg
1.648 raeburn 6230: body_title -> alternate text to use instead of $title
1.326 albertel 6231: in the title box that appears, this text
6232: is not auto translated like the $title is
1.648 raeburn 6233: frameset -> if true will start with a <frameset>
1.330 albertel 6234: rather than <body>
1.648 raeburn 6235: no_title -> if true the title bar won't be shown
6236: skip_phases -> hash ref of
1.338 albertel 6237: head -> skip the <html><head> generation
6238: body -> skip all <body> generation
1.648 raeburn 6239: no_inline_link -> if true and in remote mode, don't show the
1.361 albertel 6240: 'Switch To Inline Menu' link
1.648 raeburn 6241: no_auto_mt_title -> prevent &mt()ing the title arg
6242: inherit_jsmath -> when creating popup window in a page,
6243: should it have jsmath forced on by the
6244: current page
1.361 albertel 6245:
1.648 raeburn 6246: =back
1.460 albertel 6247:
1.648 raeburn 6248: =back
1.562 albertel 6249:
1.306 albertel 6250: =cut
6251:
6252: sub start_page {
1.309 albertel 6253: my ($title,$head_extra,$args) = @_;
1.318 albertel 6254: #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
1.313 albertel 6255: my %head_args;
1.352 albertel 6256: foreach my $arg ('redirect','force_register','domain','function',
1.460 albertel 6257: 'bgcolor','frameset','no_nav_bar','only_body',
6258: 'no_auto_mt_title') {
1.319 albertel 6259: if (defined($args->{$arg})) {
1.324 raeburn 6260: $head_args{$arg} = $args->{$arg};
1.319 albertel 6261: }
1.313 albertel 6262: }
1.319 albertel 6263:
1.315 albertel 6264: $env{'internal.start_page'}++;
1.338 albertel 6265: my $result;
6266: if (! exists($args->{'skip_phases'}{'head'}) ) {
6267: $result.=
1.341 albertel 6268: &xml_begin().
1.338 albertel 6269: &headtag($title,$head_extra,\%head_args).&endheadtag();
6270: }
6271:
6272: if (! exists($args->{'skip_phases'}{'body'}) ) {
6273: if ($args->{'frameset'}) {
6274: my $attr_string = &make_attr_string($args->{'force_register'},
6275: $args->{'add_entries'});
6276: $result .= "\n<frameset $attr_string>\n";
6277: } else {
6278: $result .=
6279: &bodytag($title,
6280: $args->{'function'}, $args->{'add_entries'},
6281: $args->{'only_body'}, $args->{'domain'},
6282: $args->{'force_register'}, $args->{'body_title'},
6283: $args->{'no_nav_bar'}, $args->{'bgcolor'},
1.460 albertel 6284: $args->{'no_title'}, $args->{'no_inline_link'},
6285: $args);
1.338 albertel 6286: }
1.330 albertel 6287: }
1.338 albertel 6288:
1.315 albertel 6289: if ($args->{'js_ready'}) {
1.713 kaisler 6290: $result = &js_ready($result);
1.315 albertel 6291: }
1.320 albertel 6292: if ($args->{'html_encode'}) {
1.713 kaisler 6293: $result = &html_encode($result);
6294: }
6295:
1.758 kaisler 6296: #Breadcrumbs
6297: if (exists($args->{'bread_crumbs'}) or exists($args->{'bread_crumbs_component'})) {
6298: &Apache::lonhtmlcommon::clear_breadcrumbs();
6299: #if any br links exists, add them to the breadcrumbs
6300: if (exists($args->{'bread_crumbs'}) and ref($args->{'bread_crumbs'}) eq 'ARRAY') {
6301: foreach my $crumb (@{$args->{'bread_crumbs'}}){
6302: &Apache::lonhtmlcommon::add_breadcrumb($crumb);
6303: }
6304: }
6305:
6306: #if bread_crumbs_component exists show it as headline else show only the breadcrumbs
6307: if(exists($args->{'bread_crumbs_component'})){
6308: $result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'});
6309: }else{
6310: $result .= &Apache::lonhtmlcommon::breadcrumbs();
6311: }
1.320 albertel 6312: }
1.315 albertel 6313: return $result;
1.306 albertel 6314: }
6315:
1.330 albertel 6316:
1.306 albertel 6317: =pod
6318:
6319: =item * &head()
6320:
6321: Returns a complete </body></html> section for LON-CAPA web pages.
6322:
1.315 albertel 6323: Inputs: $args - additional optional args supported are:
6324: js_ready -> return a string ready for being used in
6325: a javascript writeln
1.320 albertel 6326: html_encode -> return a string ready for being used in
6327: a html attribute
1.330 albertel 6328: frameset -> if true will start with a <frameset>
6329: rather than <body>
1.493 albertel 6330: dicsussion -> if true will get discussion from
6331: lonxml::xmlend
6332: (you can pass the target and parser arguments
6333: through optional 'target' and 'parser' args
6334: to this routine)
1.306 albertel 6335:
6336: =cut
6337:
6338: sub end_page {
1.315 albertel 6339: my ($args) = @_;
6340: $env{'internal.end_page'}++;
1.330 albertel 6341: my $result;
1.335 albertel 6342: if ($args->{'discussion'}) {
6343: my ($target,$parser);
6344: if (ref($args->{'discussion'})) {
6345: ($target,$parser) =($args->{'discussion'}{'target'},
6346: $args->{'discussion'}{'parser'});
6347: }
6348: $result .= &Apache::lonxml::xmlend($target,$parser);
6349: }
6350:
1.330 albertel 6351: if ($args->{'frameset'}) {
6352: $result .= '</frameset>';
6353: } else {
1.635 raeburn 6354: $result .= &endbodytag($args);
1.330 albertel 6355: }
6356: $result .= "\n</html>";
6357:
1.315 albertel 6358: if ($args->{'js_ready'}) {
1.317 albertel 6359: $result = &js_ready($result);
1.315 albertel 6360: }
1.335 albertel 6361:
1.320 albertel 6362: if ($args->{'html_encode'}) {
6363: $result = &html_encode($result);
6364: }
1.335 albertel 6365:
1.315 albertel 6366: return $result;
6367: }
6368:
1.320 albertel 6369: sub html_encode {
6370: my ($result) = @_;
6371:
1.322 albertel 6372: $result = &HTML::Entities::encode($result,'<>&"');
1.320 albertel 6373:
6374: return $result;
6375: }
1.317 albertel 6376: sub js_ready {
6377: my ($result) = @_;
6378:
1.323 albertel 6379: $result =~ s/[\n\r]/ /xmsg;
6380: $result =~ s/\\/\\\\/xmsg;
6381: $result =~ s/'/\\'/xmsg;
1.372 albertel 6382: $result =~ s{</}{<\\/}xmsg;
1.317 albertel 6383:
6384: return $result;
6385: }
6386:
1.315 albertel 6387: sub validate_page {
6388: if ( exists($env{'internal.start_page'})
1.316 albertel 6389: && $env{'internal.start_page'} > 1) {
6390: &Apache::lonnet::logthis('start_page called multiple times '.
1.318 albertel 6391: $env{'internal.start_page'}.' '.
1.316 albertel 6392: $ENV{'request.filename'});
1.315 albertel 6393: }
6394: if ( exists($env{'internal.end_page'})
1.316 albertel 6395: && $env{'internal.end_page'} > 1) {
6396: &Apache::lonnet::logthis('end_page called multiple times '.
1.318 albertel 6397: $env{'internal.end_page'}.' '.
1.316 albertel 6398: $env{'request.filename'});
1.315 albertel 6399: }
6400: if ( exists($env{'internal.start_page'})
6401: && ! exists($env{'internal.end_page'})) {
1.316 albertel 6402: &Apache::lonnet::logthis('start_page called without end_page '.
6403: $env{'request.filename'});
1.315 albertel 6404: }
6405: if ( ! exists($env{'internal.start_page'})
6406: && exists($env{'internal.end_page'})) {
1.316 albertel 6407: &Apache::lonnet::logthis('end_page called without start_page'.
6408: $env{'request.filename'});
1.315 albertel 6409: }
1.306 albertel 6410: }
1.315 albertel 6411:
1.318 albertel 6412: sub simple_error_page {
6413: my ($r,$title,$msg) = @_;
6414: my $page =
6415: &Apache::loncommon::start_page($title).
6416: &mt($msg).
6417: &Apache::loncommon::end_page();
6418: if (ref($r)) {
6419: $r->print($page);
1.327 albertel 6420: return;
1.318 albertel 6421: }
6422: return $page;
6423: }
1.347 albertel 6424:
6425: {
1.610 albertel 6426: my @row_count;
1.347 albertel 6427: sub start_data_table {
1.422 albertel 6428: my ($add_class) = @_;
6429: my $css_class = (join(' ','LC_data_table',$add_class));
1.610 albertel 6430: unshift(@row_count,0);
1.422 albertel 6431: return '<table class="'.$css_class.'">'."\n";
1.347 albertel 6432: }
6433:
6434: sub end_data_table {
1.610 albertel 6435: shift(@row_count);
1.389 albertel 6436: return '</table>'."\n";;
1.347 albertel 6437: }
6438:
6439: sub start_data_table_row {
1.422 albertel 6440: my ($add_class) = @_;
1.610 albertel 6441: $row_count[0]++;
6442: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.428 albertel 6443: $css_class = (join(' ',$css_class,$add_class));
1.422 albertel 6444: return '<tr class="'.$css_class.'">'."\n";;
1.347 albertel 6445: }
1.471 banghart 6446:
6447: sub continue_data_table_row {
6448: my ($add_class) = @_;
1.610 albertel 6449: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.471 banghart 6450: $css_class = (join(' ',$css_class,$add_class));
6451: return '<tr class="'.$css_class.'">'."\n";;
6452: }
1.347 albertel 6453:
6454: sub end_data_table_row {
1.389 albertel 6455: return '</tr>'."\n";;
1.347 albertel 6456: }
1.367 www 6457:
1.421 albertel 6458: sub start_data_table_empty_row {
1.707 bisitz 6459: # $row_count[0]++;
1.421 albertel 6460: return '<tr class="LC_empty_row" >'."\n";;
6461: }
6462:
6463: sub end_data_table_empty_row {
6464: return '</tr>'."\n";;
6465: }
6466:
1.367 www 6467: sub start_data_table_header_row {
1.389 albertel 6468: return '<tr class="LC_header_row">'."\n";;
1.367 www 6469: }
6470:
6471: sub end_data_table_header_row {
1.389 albertel 6472: return '</tr>'."\n";;
1.367 www 6473: }
1.347 albertel 6474: }
6475:
1.548 albertel 6476: =pod
6477:
6478: =item * &inhibit_menu_check($arg)
6479:
6480: Checks for a inhibitmenu state and generates output to preserve it
6481:
6482: Inputs: $arg - can be any of
6483: - undef - in which case the return value is a string
6484: to add into arguments list of a uri
6485: - 'input' - in which case the return value is a HTML
6486: <form> <input> field of type hidden to
6487: preserve the value
6488: - a url - in which case the return value is the url with
6489: the neccesary cgi args added to preserve the
6490: inhibitmenu state
6491: - a ref to a url - no return value, but the string is
6492: updated to include the neccessary cgi
6493: args to preserve the inhibitmenu state
6494:
6495: =cut
6496:
6497: sub inhibit_menu_check {
6498: my ($arg) = @_;
6499: &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
6500: if ($arg eq 'input') {
6501: if ($env{'form.inhibitmenu'}) {
6502: return '<input type="hidden" name="inhibitmenu" value="'.$env{'form.inhibitmenu'}.'" />';
6503: } else {
6504: return
6505: }
6506: }
6507: if ($env{'form.inhibitmenu'}) {
6508: if (ref($arg)) {
6509: $$arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6510: } elsif ($arg eq '') {
6511: $arg .= 'inhibitmenu='.$env{'form.inhibitmenu'};
6512: } else {
6513: $arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6514: }
6515: }
6516: if (!ref($arg)) {
6517: return $arg;
6518: }
6519: }
6520:
1.251 albertel 6521: ###############################################
1.182 matthew 6522:
6523: =pod
6524:
1.549 albertel 6525: =back
6526:
6527: =head1 User Information Routines
6528:
6529: =over 4
6530:
1.405 albertel 6531: =item * &get_users_function()
1.182 matthew 6532:
6533: Used by &bodytag to determine the current users primary role.
6534: Returns either 'student','coordinator','admin', or 'author'.
6535:
6536: =cut
6537:
6538: ###############################################
6539: sub get_users_function {
6540: my $function = 'student';
1.258 albertel 6541: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.182 matthew 6542: $function='coordinator';
6543: }
1.258 albertel 6544: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.182 matthew 6545: $function='admin';
6546: }
1.258 albertel 6547: if (($env{'request.role'}=~/^(au|ca)/) ||
1.182 matthew 6548: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
6549: $function='author';
6550: }
6551: return $function;
1.54 www 6552: }
1.99 www 6553:
6554: ###############################################
6555:
1.233 raeburn 6556: =pod
6557:
1.542 raeburn 6558: =item * &check_user_status()
1.274 raeburn 6559:
6560: Determines current status of supplied role for a
6561: specific user. Roles can be active, previous or future.
6562:
6563: Inputs:
6564: user's domain, user's username, course's domain,
1.375 raeburn 6565: course's number, optional section ID.
1.274 raeburn 6566:
6567: Outputs:
6568: role status: active, previous or future.
6569:
6570: =cut
6571:
6572: sub check_user_status {
1.412 raeburn 6573: my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
1.274 raeburn 6574: my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
6575: my @uroles = keys %userinfo;
6576: my $srchstr;
6577: my $active_chk = 'none';
1.412 raeburn 6578: my $now = time;
1.274 raeburn 6579: if (@uroles > 0) {
1.412 raeburn 6580: if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
1.274 raeburn 6581: $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
6582: } else {
1.412 raeburn 6583: $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
6584: }
6585: if (grep/^\Q$srchstr\E$/,@uroles) {
1.274 raeburn 6586: my $role_end = 0;
6587: my $role_start = 0;
6588: $active_chk = 'active';
1.412 raeburn 6589: if ($userinfo{$srchstr} =~ m/^\Q$role\E_(\d+)/) {
6590: $role_end = $1;
6591: if ($userinfo{$srchstr} =~ m/^\Q$role\E_\Q$role_end\E_(\d+)$/) {
6592: $role_start = $1;
1.274 raeburn 6593: }
6594: }
6595: if ($role_start > 0) {
1.412 raeburn 6596: if ($now < $role_start) {
1.274 raeburn 6597: $active_chk = 'future';
6598: }
6599: }
6600: if ($role_end > 0) {
1.412 raeburn 6601: if ($now > $role_end) {
1.274 raeburn 6602: $active_chk = 'previous';
6603: }
6604: }
6605: }
6606: }
6607: return $active_chk;
6608: }
6609:
6610: ###############################################
6611:
6612: =pod
6613:
1.405 albertel 6614: =item * &get_sections()
1.233 raeburn 6615:
6616: Determines all the sections for a course including
6617: sections with students and sections containing other roles.
1.419 raeburn 6618: Incoming parameters:
6619:
6620: 1. domain
6621: 2. course number
6622: 3. reference to array containing roles for which sections should
6623: be gathered (optional).
6624: 4. reference to array containing status types for which sections
6625: should be gathered (optional).
6626:
6627: If the third argument is undefined, sections are gathered for any role.
6628: If the fourth argument is undefined, sections are gathered for any status.
6629: Permissible values are 'active' or 'future' or 'previous'.
1.233 raeburn 6630:
1.374 raeburn 6631: Returns section hash (keys are section IDs, values are
6632: number of users in each section), subject to the
1.419 raeburn 6633: optional roles filter, optional status filter
1.233 raeburn 6634:
6635: =cut
6636:
6637: ###############################################
6638: sub get_sections {
1.419 raeburn 6639: my ($cdom,$cnum,$possible_roles,$possible_status) = @_;
1.366 albertel 6640: if (!defined($cdom) || !defined($cnum)) {
6641: my $cid = $env{'request.course.id'};
6642:
6643: return if (!defined($cid));
6644:
6645: $cdom = $env{'course.'.$cid.'.domain'};
6646: $cnum = $env{'course.'.$cid.'.num'};
6647: }
6648:
6649: my %sectioncount;
1.419 raeburn 6650: my $now = time;
1.240 albertel 6651:
1.366 albertel 6652: if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
1.276 albertel 6653: my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.240 albertel 6654: my $sec_index = &Apache::loncoursedata::CL_SECTION();
6655: my $status_index = &Apache::loncoursedata::CL_STATUS();
1.419 raeburn 6656: my $start_index = &Apache::loncoursedata::CL_START();
6657: my $end_index = &Apache::loncoursedata::CL_END();
6658: my $status;
1.366 albertel 6659: while (my ($student,$data) = each(%$classlist)) {
1.419 raeburn 6660: my ($section,$stu_status,$start,$end) = ($data->[$sec_index],
6661: $data->[$status_index],
6662: $data->[$start_index],
6663: $data->[$end_index]);
6664: if ($stu_status eq 'Active') {
6665: $status = 'active';
6666: } elsif ($end < $now) {
6667: $status = 'previous';
6668: } elsif ($start > $now) {
6669: $status = 'future';
6670: }
6671: if ($section ne '-1' && $section !~ /^\s*$/) {
6672: if ((!defined($possible_status)) || (($status ne '') &&
6673: (grep/^\Q$status\E$/,@{$possible_status}))) {
6674: $sectioncount{$section}++;
6675: }
1.240 albertel 6676: }
6677: }
6678: }
6679: my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6680: foreach my $user (sort(keys(%courseroles))) {
6681: if ($user !~ /^(\w{2})/) { next; }
6682: my ($role) = ($user =~ /^(\w{2})/);
6683: if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
1.419 raeburn 6684: my ($section,$status);
1.240 albertel 6685: if ($role eq 'cr' &&
6686: $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
6687: $section=$1;
6688: }
6689: if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
6690: if (!defined($section) || $section eq '-1') { next; }
1.419 raeburn 6691: my ($end,$start) = ($courseroles{$user} =~ /^([^:]*):([^:]*)$/);
6692: if ($end == -1 && $start == -1) {
6693: next; #deleted role
6694: }
6695: if (!defined($possible_status)) {
6696: $sectioncount{$section}++;
6697: } else {
6698: if ((!$end || $end >= $now) && (!$start || $start <= $now)) {
6699: $status = 'active';
6700: } elsif ($end < $now) {
6701: $status = 'future';
6702: } elsif ($start > $now) {
6703: $status = 'previous';
6704: }
6705: if (($status ne '') && (grep/^\Q$status\E$/,@{$possible_status})) {
6706: $sectioncount{$section}++;
6707: }
6708: }
1.233 raeburn 6709: }
1.366 albertel 6710: return %sectioncount;
1.233 raeburn 6711: }
6712:
1.274 raeburn 6713: ###############################################
1.294 raeburn 6714:
6715: =pod
1.405 albertel 6716:
6717: =item * &get_course_users()
6718:
1.275 raeburn 6719: Retrieves usernames:domains for users in the specified course
6720: with specific role(s), and access status.
6721:
6722: Incoming parameters:
1.277 albertel 6723: 1. course domain
6724: 2. course number
6725: 3. access status: users must have - either active,
1.275 raeburn 6726: previous, future, or all.
1.277 albertel 6727: 4. reference to array of permissible roles
1.288 raeburn 6728: 5. reference to array of section restrictions (optional)
6729: 6. reference to results object (hash of hashes).
6730: 7. reference to optional userdata hash
1.609 raeburn 6731: 8. reference to optional statushash
1.630 raeburn 6732: 9. flag if privileged users (except those set to unhide in
6733: course settings) should be excluded
1.609 raeburn 6734: Keys of top level results hash are roles.
1.275 raeburn 6735: Keys of inner hashes are username:domain, with
6736: values set to access type.
1.288 raeburn 6737: Optional userdata hash returns an array with arguments in the
6738: same order as loncoursedata::get_classlist() for student data.
6739:
1.609 raeburn 6740: Optional statushash returns
6741:
1.288 raeburn 6742: Entries for end, start, section and status are blank because
6743: of the possibility of multiple values for non-student roles.
6744:
1.275 raeburn 6745: =cut
1.405 albertel 6746:
1.275 raeburn 6747: ###############################################
1.405 albertel 6748:
1.275 raeburn 6749: sub get_course_users {
1.630 raeburn 6750: my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata,$statushash,$hidepriv) = @_;
1.288 raeburn 6751: my %idx = ();
1.419 raeburn 6752: my %seclists;
1.288 raeburn 6753:
6754: $idx{udom} = &Apache::loncoursedata::CL_SDOM();
6755: $idx{uname} = &Apache::loncoursedata::CL_SNAME();
6756: $idx{end} = &Apache::loncoursedata::CL_END();
6757: $idx{start} = &Apache::loncoursedata::CL_START();
6758: $idx{id} = &Apache::loncoursedata::CL_ID();
6759: $idx{section} = &Apache::loncoursedata::CL_SECTION();
6760: $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
6761: $idx{status} = &Apache::loncoursedata::CL_STATUS();
6762:
1.290 albertel 6763: if (grep(/^st$/,@{$roles})) {
1.276 albertel 6764: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist($cdom,$cnum);
1.278 raeburn 6765: my $now = time;
1.277 albertel 6766: foreach my $student (keys(%{$classlist})) {
1.288 raeburn 6767: my $match = 0;
1.412 raeburn 6768: my $secmatch = 0;
1.419 raeburn 6769: my $section = $$classlist{$student}[$idx{section}];
1.609 raeburn 6770: my $status = $$classlist{$student}[$idx{status}];
1.419 raeburn 6771: if ($section eq '') {
6772: $section = 'none';
6773: }
1.291 albertel 6774: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6775: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6776: $secmatch = 1;
6777: } elsif ($$classlist{$student}[$idx{section}] eq '') {
1.420 albertel 6778: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6779: $secmatch = 1;
6780: }
6781: } else {
1.419 raeburn 6782: if (grep(/^\Q$section\E$/,@{$sections})) {
1.412 raeburn 6783: $secmatch = 1;
6784: }
1.290 albertel 6785: }
1.412 raeburn 6786: if (!$secmatch) {
6787: next;
6788: }
1.419 raeburn 6789: }
1.275 raeburn 6790: if (defined($$types{'active'})) {
1.288 raeburn 6791: if ($$classlist{$student}[$idx{status}] eq 'Active') {
1.275 raeburn 6792: push(@{$$users{st}{$student}},'active');
1.288 raeburn 6793: $match = 1;
1.275 raeburn 6794: }
6795: }
6796: if (defined($$types{'previous'})) {
1.609 raeburn 6797: if ($$classlist{$student}[$idx{status}] eq 'Expired') {
1.275 raeburn 6798: push(@{$$users{st}{$student}},'previous');
1.288 raeburn 6799: $match = 1;
1.275 raeburn 6800: }
6801: }
6802: if (defined($$types{'future'})) {
1.609 raeburn 6803: if ($$classlist{$student}[$idx{status}] eq 'Future') {
1.275 raeburn 6804: push(@{$$users{st}{$student}},'future');
1.288 raeburn 6805: $match = 1;
1.275 raeburn 6806: }
6807: }
1.609 raeburn 6808: if ($match) {
6809: push(@{$seclists{$student}},$section);
6810: if (ref($userdata) eq 'HASH') {
6811: $$userdata{$student} = $$classlist{$student};
6812: }
6813: if (ref($statushash) eq 'HASH') {
6814: $statushash->{$student}{'st'}{$section} = $status;
6815: }
1.288 raeburn 6816: }
1.275 raeburn 6817: }
6818: }
1.412 raeburn 6819: if ((@{$roles} > 1) || ((@{$roles} == 1) && ($$roles[0] ne "st"))) {
1.439 raeburn 6820: my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6821: my $now = time;
1.609 raeburn 6822: my %displaystatus = ( previous => 'Expired',
6823: active => 'Active',
6824: future => 'Future',
6825: );
1.630 raeburn 6826: my %nothide;
6827: if ($hidepriv) {
6828: my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
6829: foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
6830: if ($user !~ /:/) {
6831: $nothide{join(':',split(/[\@]/,$user))}=1;
6832: } else {
6833: $nothide{$user} = 1;
6834: }
6835: }
6836: }
1.439 raeburn 6837: foreach my $person (sort(keys(%coursepersonnel))) {
1.288 raeburn 6838: my $match = 0;
1.412 raeburn 6839: my $secmatch = 0;
1.439 raeburn 6840: my $status;
1.412 raeburn 6841: my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
1.275 raeburn 6842: $user =~ s/:$//;
1.439 raeburn 6843: my ($end,$start) = split(/:/,$coursepersonnel{$person});
6844: if ($end == -1 || $start == -1) {
6845: next;
6846: }
6847: if (($role) && ((grep(/^\Q$role\E$/,@{$roles})) ||
6848: (grep(/^cr$/,@{$roles}) && $role =~ /^cr\//))) {
1.412 raeburn 6849: my ($uname,$udom) = split(/:/,$user);
6850: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6851: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6852: $secmatch = 1;
6853: } elsif ($usec eq '') {
1.420 albertel 6854: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6855: $secmatch = 1;
6856: }
6857: } else {
6858: if (grep(/^\Q$usec\E$/,@{$sections})) {
6859: $secmatch = 1;
6860: }
6861: }
6862: if (!$secmatch) {
6863: next;
6864: }
1.288 raeburn 6865: }
1.419 raeburn 6866: if ($usec eq '') {
6867: $usec = 'none';
6868: }
1.275 raeburn 6869: if ($uname ne '' && $udom ne '') {
1.630 raeburn 6870: if ($hidepriv) {
6871: if ((&Apache::lonnet::privileged($uname,$udom)) &&
6872: (!$nothide{$uname.':'.$udom})) {
6873: next;
6874: }
6875: }
1.503 raeburn 6876: if ($end > 0 && $end < $now) {
1.439 raeburn 6877: $status = 'previous';
6878: } elsif ($start > $now) {
6879: $status = 'future';
6880: } else {
6881: $status = 'active';
6882: }
1.277 albertel 6883: foreach my $type (keys(%{$types})) {
1.275 raeburn 6884: if ($status eq $type) {
1.420 albertel 6885: if (!grep(/^\Q$type\E$/,@{$$users{$role}{$user}})) {
1.419 raeburn 6886: push(@{$$users{$role}{$user}},$type);
6887: }
1.288 raeburn 6888: $match = 1;
6889: }
6890: }
1.419 raeburn 6891: if (($match) && (ref($userdata) eq 'HASH')) {
6892: if (!exists($$userdata{$uname.':'.$udom})) {
6893: &get_user_info($udom,$uname,\%idx,$userdata);
6894: }
1.420 albertel 6895: if (!grep(/^\Q$usec\E$/,@{$seclists{$uname.':'.$udom}})) {
1.419 raeburn 6896: push(@{$seclists{$uname.':'.$udom}},$usec);
6897: }
1.609 raeburn 6898: if (ref($statushash) eq 'HASH') {
6899: $statushash->{$uname.':'.$udom}{$role}{$usec} = $displaystatus{$status};
6900: }
1.275 raeburn 6901: }
6902: }
6903: }
6904: }
1.290 albertel 6905: if (grep(/^ow$/,@{$roles})) {
1.279 raeburn 6906: if ((defined($cdom)) && (defined($cnum))) {
6907: my %csettings = &Apache::lonnet::get('environment',['internal.courseowner'],$cdom,$cnum);
6908: if ( defined($csettings{'internal.courseowner'}) ) {
6909: my $owner = $csettings{'internal.courseowner'};
1.609 raeburn 6910: next if ($owner eq '');
6911: my ($ownername,$ownerdom);
6912: if ($owner =~ /^([^:]+):([^:]+)$/) {
6913: $ownername = $1;
6914: $ownerdom = $2;
6915: } else {
6916: $ownername = $owner;
6917: $ownerdom = $cdom;
6918: $owner = $ownername.':'.$ownerdom;
1.439 raeburn 6919: }
6920: @{$$users{'ow'}{$owner}} = 'any';
1.290 albertel 6921: if (defined($userdata) &&
1.609 raeburn 6922: !exists($$userdata{$owner})) {
6923: &get_user_info($ownerdom,$ownername,\%idx,$userdata);
6924: if (!grep(/^none$/,@{$seclists{$owner}})) {
6925: push(@{$seclists{$owner}},'none');
6926: }
6927: if (ref($statushash) eq 'HASH') {
6928: $statushash->{$owner}{'ow'}{'none'} = 'Any';
1.419 raeburn 6929: }
1.290 albertel 6930: }
1.279 raeburn 6931: }
6932: }
6933: }
1.419 raeburn 6934: foreach my $user (keys(%seclists)) {
6935: @{$seclists{$user}} = (sort {$a <=> $b} @{$seclists{$user}});
6936: $$userdata{$user}[$idx{section}] = join(',',@{$seclists{$user}});
6937: }
1.275 raeburn 6938: }
6939: return;
6940: }
6941:
1.288 raeburn 6942: sub get_user_info {
6943: my ($udom,$uname,$idx,$userdata) = @_;
1.289 albertel 6944: $$userdata{$uname.':'.$udom}[$$idx{fullname}] =
6945: &plainname($uname,$udom,'lastname');
1.291 albertel 6946: $$userdata{$uname.':'.$udom}[$$idx{uname}] = $uname;
1.297 raeburn 6947: $$userdata{$uname.':'.$udom}[$$idx{udom}] = $udom;
1.609 raeburn 6948: my %idhash = &Apache::lonnet::idrget($udom,($uname));
6949: $$userdata{$uname.':'.$udom}[$$idx{id}] = $idhash{$uname};
1.288 raeburn 6950: return;
6951: }
1.275 raeburn 6952:
1.472 raeburn 6953: ###############################################
6954:
6955: =pod
6956:
6957: =item * &get_user_quota()
6958:
6959: Retrieves quota assigned for storage of portfolio files for a user
6960:
6961: Incoming parameters:
6962: 1. user's username
6963: 2. user's domain
6964:
6965: Returns:
1.536 raeburn 6966: 1. Disk quota (in Mb) assigned to student.
6967: 2. (Optional) Type of setting: custom or default
6968: (individually assigned or default for user's
6969: institutional status).
6970: 3. (Optional) - User's institutional status (e.g., faculty, staff
6971: or student - types as defined in localenroll::inst_usertypes
6972: for user's domain, which determines default quota for user.
6973: 4. (Optional) - Default quota which would apply to the user.
1.472 raeburn 6974:
6975: If a value has been stored in the user's environment,
1.536 raeburn 6976: it will return that, otherwise it returns the maximal default
6977: defined for the user's instituional status(es) in the domain.
1.472 raeburn 6978:
6979: =cut
6980:
6981: ###############################################
6982:
6983:
6984: sub get_user_quota {
6985: my ($uname,$udom) = @_;
1.536 raeburn 6986: my ($quota,$quotatype,$settingstatus,$defquota);
1.472 raeburn 6987: if (!defined($udom)) {
6988: $udom = $env{'user.domain'};
6989: }
6990: if (!defined($uname)) {
6991: $uname = $env{'user.name'};
6992: }
6993: if (($udom eq '' || $uname eq '') ||
6994: ($udom eq 'public') && ($uname eq 'public')) {
6995: $quota = 0;
1.536 raeburn 6996: $quotatype = 'default';
6997: $defquota = 0;
1.472 raeburn 6998: } else {
1.536 raeburn 6999: my $inststatus;
1.472 raeburn 7000: if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
7001: $quota = $env{'environment.portfolioquota'};
1.536 raeburn 7002: $inststatus = $env{'environment.inststatus'};
1.472 raeburn 7003: } else {
1.536 raeburn 7004: my %userenv =
7005: &Apache::lonnet::get('environment',['portfolioquota',
7006: 'inststatus'],$udom,$uname);
1.472 raeburn 7007: my ($tmp) = keys(%userenv);
7008: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
7009: $quota = $userenv{'portfolioquota'};
1.536 raeburn 7010: $inststatus = $userenv{'inststatus'};
1.472 raeburn 7011: } else {
7012: undef(%userenv);
7013: }
7014: }
1.536 raeburn 7015: ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
1.472 raeburn 7016: if ($quota eq '') {
1.536 raeburn 7017: $quota = $defquota;
7018: $quotatype = 'default';
7019: } else {
7020: $quotatype = 'custom';
1.472 raeburn 7021: }
7022: }
1.536 raeburn 7023: if (wantarray) {
7024: return ($quota,$quotatype,$settingstatus,$defquota);
7025: } else {
7026: return $quota;
7027: }
1.472 raeburn 7028: }
7029:
7030: ###############################################
7031:
7032: =pod
7033:
7034: =item * &default_quota()
7035:
1.536 raeburn 7036: Retrieves default quota assigned for storage of user portfolio files,
7037: given an (optional) user's institutional status.
1.472 raeburn 7038:
7039: Incoming parameters:
7040: 1. domain
1.536 raeburn 7041: 2. (Optional) institutional status(es). This is a : separated list of
7042: status types (e.g., faculty, staff, student etc.)
7043: which apply to the user for whom the default is being retrieved.
7044: If the institutional status string in undefined, the domain
7045: default quota will be returned.
1.472 raeburn 7046:
7047: Returns:
7048: 1. Default disk quota (in Mb) for user portfolios in the domain.
1.536 raeburn 7049: 2. (Optional) institutional type which determined the value of the
7050: default quota.
1.472 raeburn 7051:
7052: If a value has been stored in the domain's configuration db,
7053: it will return that, otherwise it returns 20 (for backwards
7054: compatibility with domains which have not set up a configuration
7055: db file; the original statically defined portfolio quota was 20 Mb).
7056:
1.536 raeburn 7057: If the user's status includes multiple types (e.g., staff and student),
7058: the largest default quota which applies to the user determines the
7059: default quota returned.
7060:
1.780 raeburn 7061: =back
7062:
1.472 raeburn 7063: =cut
7064:
7065: ###############################################
7066:
7067:
7068: sub default_quota {
1.536 raeburn 7069: my ($udom,$inststatus) = @_;
7070: my ($defquota,$settingstatus);
7071: my %quotahash = &Apache::lonnet::get_dom('configuration',
1.622 raeburn 7072: ['quotas'],$udom);
7073: if (ref($quotahash{'quotas'}) eq 'HASH') {
1.536 raeburn 7074: if ($inststatus ne '') {
1.765 raeburn 7075: my @statuses = map { &unescape($_); } split(/:/,$inststatus);
1.536 raeburn 7076: foreach my $item (@statuses) {
1.711 raeburn 7077: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
7078: if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
7079: if ($defquota eq '') {
7080: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
7081: $settingstatus = $item;
7082: } elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
7083: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
7084: $settingstatus = $item;
7085: }
7086: }
7087: } else {
7088: if ($quotahash{'quotas'}{$item} ne '') {
7089: if ($defquota eq '') {
7090: $defquota = $quotahash{'quotas'}{$item};
7091: $settingstatus = $item;
7092: } elsif ($quotahash{'quotas'}{$item} > $defquota) {
7093: $defquota = $quotahash{'quotas'}{$item};
7094: $settingstatus = $item;
7095: }
1.536 raeburn 7096: }
7097: }
7098: }
7099: }
7100: if ($defquota eq '') {
1.711 raeburn 7101: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
7102: $defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
7103: } else {
7104: $defquota = $quotahash{'quotas'}{'default'};
7105: }
1.536 raeburn 7106: $settingstatus = 'default';
7107: }
7108: } else {
7109: $settingstatus = 'default';
7110: $defquota = 20;
7111: }
7112: if (wantarray) {
7113: return ($defquota,$settingstatus);
1.472 raeburn 7114: } else {
1.536 raeburn 7115: return $defquota;
1.472 raeburn 7116: }
7117: }
7118:
1.384 raeburn 7119: sub get_secgrprole_info {
7120: my ($cdom,$cnum,$needroles,$type) = @_;
7121: my %sections_count = &get_sections($cdom,$cnum);
7122: my @sections = (sort {$a <=> $b} keys(%sections_count));
7123: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
7124: my @groups = sort(keys(%curr_groups));
7125: my $allroles = [];
7126: my $rolehash;
7127: my $accesshash = {
7128: active => 'Currently has access',
7129: future => 'Will have future access',
7130: previous => 'Previously had access',
7131: };
7132: if ($needroles) {
7133: $rolehash = {'all' => 'all'};
1.385 albertel 7134: my %user_roles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
7135: if (&Apache::lonnet::error(%user_roles)) {
7136: undef(%user_roles);
7137: }
7138: foreach my $item (keys(%user_roles)) {
1.384 raeburn 7139: my ($role)=split(/\:/,$item,2);
7140: if ($role eq 'cr') { next; }
7141: if ($role =~ /^cr/) {
7142: $$rolehash{$role} = (split('/',$role))[3];
7143: } else {
7144: $$rolehash{$role} = &Apache::lonnet::plaintext($role,$type);
7145: }
7146: }
7147: foreach my $key (sort(keys(%{$rolehash}))) {
7148: push(@{$allroles},$key);
7149: }
7150: push (@{$allroles},'st');
7151: $$rolehash{'st'} = &Apache::lonnet::plaintext('st',$type);
7152: }
7153: return (\@sections,\@groups,$allroles,$rolehash,$accesshash);
7154: }
7155:
1.555 raeburn 7156: sub user_picker {
1.627 raeburn 7157: my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
1.555 raeburn 7158: my $currdom = $dom;
7159: my %curr_selected = (
7160: srchin => 'dom',
1.580 raeburn 7161: srchby => 'lastname',
1.555 raeburn 7162: );
7163: my $srchterm;
1.625 raeburn 7164: if ((ref($srch) eq 'HASH') && ($env{'form.origform'} ne 'crtusername')) {
1.555 raeburn 7165: if ($srch->{'srchby'} ne '') {
7166: $curr_selected{'srchby'} = $srch->{'srchby'};
7167: }
7168: if ($srch->{'srchin'} ne '') {
7169: $curr_selected{'srchin'} = $srch->{'srchin'};
7170: }
7171: if ($srch->{'srchtype'} ne '') {
7172: $curr_selected{'srchtype'} = $srch->{'srchtype'};
7173: }
7174: if ($srch->{'srchdomain'} ne '') {
7175: $currdom = $srch->{'srchdomain'};
7176: }
7177: $srchterm = $srch->{'srchterm'};
7178: }
7179: my %lt=&Apache::lonlocal::texthash(
1.573 raeburn 7180: 'usr' => 'Search criteria',
1.563 raeburn 7181: 'doma' => 'Domain/institution to search',
1.558 albertel 7182: 'uname' => 'username',
7183: 'lastname' => 'last name',
1.555 raeburn 7184: 'lastfirst' => 'last name, first name',
1.558 albertel 7185: 'crs' => 'in this course',
1.576 raeburn 7186: 'dom' => 'in selected LON-CAPA domain',
1.558 albertel 7187: 'alc' => 'all LON-CAPA',
1.573 raeburn 7188: 'instd' => 'in institutional directory for selected domain',
1.558 albertel 7189: 'exact' => 'is',
7190: 'contains' => 'contains',
1.569 raeburn 7191: 'begins' => 'begins with',
1.571 raeburn 7192: 'youm' => "You must include some text to search for.",
7193: 'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
7194: 'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
7195: 'yomc' => "You must choose a domain when using an institutional directory search.",
7196: 'ymcd' => "You must choose a domain when using a domain search.",
7197: 'whus' => "When using searching by last,first you must include a comma as separator between last name and first name.",
7198: 'whse' => "When searching by last,first you must include at least one character in the first name.",
7199: 'thfo' => "The following need to be corrected before the search can be run:",
1.555 raeburn 7200: );
1.563 raeburn 7201: my $domform = &select_dom_form($currdom,'srchdomain',1,1);
7202: my $srchinsel = ' <select name="srchin">';
1.555 raeburn 7203:
7204: my @srchins = ('crs','dom','alc','instd');
7205:
7206: foreach my $option (@srchins) {
7207: # FIXME 'alc' option unavailable until
7208: # loncreateuser::print_user_query_page()
7209: # has been completed.
7210: next if ($option eq 'alc');
7211: next if ($option eq 'crs' && !$env{'request.course.id'});
1.563 raeburn 7212: if ($curr_selected{'srchin'} eq $option) {
7213: $srchinsel .= '
7214: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7215: } else {
7216: $srchinsel .= '
7217: <option value="'.$option.'">'.$lt{$option}.'</option>';
7218: }
1.555 raeburn 7219: }
1.563 raeburn 7220: $srchinsel .= "\n </select>\n";
1.555 raeburn 7221:
7222: my $srchbysel = ' <select name="srchby">';
1.580 raeburn 7223: foreach my $option ('lastname','lastfirst','uname') {
1.555 raeburn 7224: if ($curr_selected{'srchby'} eq $option) {
7225: $srchbysel .= '
7226: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7227: } else {
7228: $srchbysel .= '
7229: <option value="'.$option.'">'.$lt{$option}.'</option>';
7230: }
7231: }
7232: $srchbysel .= "\n </select>\n";
7233:
7234: my $srchtypesel = ' <select name="srchtype">';
1.580 raeburn 7235: foreach my $option ('begins','contains','exact') {
1.555 raeburn 7236: if ($curr_selected{'srchtype'} eq $option) {
7237: $srchtypesel .= '
7238: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7239: } else {
7240: $srchtypesel .= '
7241: <option value="'.$option.'">'.$lt{$option}.'</option>';
7242: }
7243: }
7244: $srchtypesel .= "\n </select>\n";
7245:
1.558 albertel 7246: my ($newuserscript,$new_user_create);
1.556 raeburn 7247:
7248: if ($forcenewuser) {
1.576 raeburn 7249: if (ref($srch) eq 'HASH') {
7250: if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
1.627 raeburn 7251: if ($cancreate) {
7252: $new_user_create = '<p> <input type="submit" name="forcenew" value="'.&HTML::Entities::encode(&mt('Make new user "[_1]"',$srchterm),'<>&"').'" onclick="javascript:setSearch(\'1\','.$caller.');" /> </p>';
7253: } else {
7254: my $helplink = ' href="javascript:helpMenu('."'display'".')"';
7255: my %usertypetext = (
7256: official => 'institutional',
7257: unofficial => 'non-institutional',
7258: );
7259: $new_user_create = '<br /><span class="LC_warning">'.&mt("You are not authorized to create new $usertypetext{$usertype} users in this domain.").' '.&mt('Contact the <a[_1]>helpdesk</a> for assistance.',$helplink).'</span><br /><br />';
7260: }
1.576 raeburn 7261: }
7262: }
7263:
1.556 raeburn 7264: $newuserscript = <<"ENDSCRIPT";
7265:
1.570 raeburn 7266: function setSearch(createnew,callingForm) {
1.556 raeburn 7267: if (createnew == 1) {
1.570 raeburn 7268: for (var i=0; i<callingForm.srchby.length; i++) {
7269: if (callingForm.srchby.options[i].value == 'uname') {
7270: callingForm.srchby.selectedIndex = i;
1.556 raeburn 7271: }
7272: }
1.570 raeburn 7273: for (var i=0; i<callingForm.srchin.length; i++) {
7274: if ( callingForm.srchin.options[i].value == 'dom') {
7275: callingForm.srchin.selectedIndex = i;
1.556 raeburn 7276: }
7277: }
1.570 raeburn 7278: for (var i=0; i<callingForm.srchtype.length; i++) {
7279: if (callingForm.srchtype.options[i].value == 'exact') {
7280: callingForm.srchtype.selectedIndex = i;
1.556 raeburn 7281: }
7282: }
1.570 raeburn 7283: for (var i=0; i<callingForm.srchdomain.length; i++) {
7284: if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
7285: callingForm.srchdomain.selectedIndex = i;
1.556 raeburn 7286: }
7287: }
7288: }
7289: }
7290: ENDSCRIPT
1.558 albertel 7291:
1.556 raeburn 7292: }
7293:
1.555 raeburn 7294: my $output = <<"END_BLOCK";
1.556 raeburn 7295: <script type="text/javascript">
1.570 raeburn 7296: function validateEntry(callingForm) {
1.558 albertel 7297:
1.556 raeburn 7298: var checkok = 1;
1.558 albertel 7299: var srchin;
1.570 raeburn 7300: for (var i=0; i<callingForm.srchin.length; i++) {
7301: if ( callingForm.srchin[i].checked ) {
7302: srchin = callingForm.srchin[i].value;
1.558 albertel 7303: }
7304: }
7305:
1.570 raeburn 7306: var srchtype = callingForm.srchtype.options[callingForm.srchtype.selectedIndex].value;
7307: var srchby = callingForm.srchby.options[callingForm.srchby.selectedIndex].value;
7308: var srchdomain = callingForm.srchdomain.options[callingForm.srchdomain.selectedIndex].value;
7309: var srchterm = callingForm.srchterm.value;
7310: var srchin = callingForm.srchin.options[callingForm.srchin.selectedIndex].value;
1.556 raeburn 7311: var msg = "";
7312:
7313: if (srchterm == "") {
7314: checkok = 0;
1.571 raeburn 7315: msg += "$lt{'youm'}\\n";
1.556 raeburn 7316: }
7317:
1.569 raeburn 7318: if (srchtype== 'begins') {
7319: if (srchterm.length < 2) {
7320: checkok = 0;
1.571 raeburn 7321: msg += "$lt{'thte'}\\n";
1.569 raeburn 7322: }
7323: }
7324:
1.556 raeburn 7325: if (srchtype== 'contains') {
7326: if (srchterm.length < 3) {
7327: checkok = 0;
1.571 raeburn 7328: msg += "$lt{'thet'}\\n";
1.556 raeburn 7329: }
7330: }
7331: if (srchin == 'instd') {
7332: if (srchdomain == '') {
7333: checkok = 0;
1.571 raeburn 7334: msg += "$lt{'yomc'}\\n";
1.556 raeburn 7335: }
7336: }
7337: if (srchin == 'dom') {
7338: if (srchdomain == '') {
7339: checkok = 0;
1.571 raeburn 7340: msg += "$lt{'ymcd'}\\n";
1.556 raeburn 7341: }
7342: }
7343: if (srchby == 'lastfirst') {
7344: if (srchterm.indexOf(",") == -1) {
7345: checkok = 0;
1.571 raeburn 7346: msg += "$lt{'whus'}\\n";
1.556 raeburn 7347: }
7348: if (srchterm.indexOf(",") == srchterm.length -1) {
7349: checkok = 0;
1.571 raeburn 7350: msg += "$lt{'whse'}\\n";
1.556 raeburn 7351: }
7352: }
7353: if (checkok == 0) {
1.571 raeburn 7354: alert("$lt{'thfo'}\\n"+msg);
1.556 raeburn 7355: return;
7356: }
7357: if (checkok == 1) {
1.570 raeburn 7358: callingForm.submit();
1.556 raeburn 7359: }
7360: }
7361:
7362: $newuserscript
7363:
7364: </script>
1.558 albertel 7365:
7366: $new_user_create
7367:
1.555 raeburn 7368: <table>
1.558 albertel 7369: <tr>
1.573 raeburn 7370: <td>$lt{'doma'}:</td>
7371: <td>$domform</td>
7372: </td>
7373: </tr>
7374: <tr>
7375: <td>$lt{'usr'}:</td>
1.563 raeburn 7376: <td>$srchbysel
7377: $srchtypesel
7378: <input type="text" size="15" name="srchterm" value="$srchterm" />
1.564 albertel 7379: $srchinsel
1.563 raeburn 7380: </td>
7381: </tr>
1.555 raeburn 7382: </table>
7383: <br />
7384: END_BLOCK
1.558 albertel 7385:
1.555 raeburn 7386: return $output;
7387: }
7388:
1.612 raeburn 7389: sub user_rule_check {
1.615 raeburn 7390: my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;
1.612 raeburn 7391: my $response;
7392: if (ref($usershash) eq 'HASH') {
7393: foreach my $user (keys(%{$usershash})) {
7394: my ($uname,$udom) = split(/:/,$user);
7395: next if ($udom eq '' || $uname eq '');
1.615 raeburn 7396: my ($id,$newuser);
1.612 raeburn 7397: if (ref($usershash->{$user}) eq 'HASH') {
1.615 raeburn 7398: $newuser = $usershash->{$user}->{'newuser'};
1.612 raeburn 7399: $id = $usershash->{$user}->{'id'};
7400: }
7401: my $inst_response;
7402: if (ref($checks) eq 'HASH') {
7403: if (defined($checks->{'username'})) {
1.615 raeburn 7404: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7405: &Apache::lonnet::get_instuser($udom,$uname);
7406: } elsif (defined($checks->{'id'})) {
1.615 raeburn 7407: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7408: &Apache::lonnet::get_instuser($udom,undef,$id);
7409: }
1.615 raeburn 7410: } else {
7411: ($inst_response,%{$inst_results->{$user}}) =
7412: &Apache::lonnet::get_instuser($udom,$uname);
7413: return;
1.612 raeburn 7414: }
1.615 raeburn 7415: if (!$got_rules->{$udom}) {
1.612 raeburn 7416: my %domconfig = &Apache::lonnet::get_dom('configuration',
7417: ['usercreation'],$udom);
7418: if (ref($domconfig{'usercreation'}) eq 'HASH') {
1.615 raeburn 7419: foreach my $item ('username','id') {
1.612 raeburn 7420: if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
7421: $$curr_rules{$udom}{$item} =
7422: $domconfig{'usercreation'}{$item.'_rule'};
1.585 raeburn 7423: }
7424: }
7425: }
1.615 raeburn 7426: $got_rules->{$udom} = 1;
1.585 raeburn 7427: }
1.612 raeburn 7428: foreach my $item (keys(%{$checks})) {
7429: if (ref($$curr_rules{$udom}) eq 'HASH') {
7430: if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {
7431: if (@{$$curr_rules{$udom}{$item}} > 0) {
7432: my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,$$curr_rules{$udom}{$item});
7433: foreach my $rule (@{$$curr_rules{$udom}{$item}}) {
7434: if ($rule_check{$rule}) {
7435: $$rulematch{$user}{$item} = $rule;
7436: if ($inst_response eq 'ok') {
1.615 raeburn 7437: if (ref($inst_results) eq 'HASH') {
7438: if (ref($inst_results->{$user}) eq 'HASH') {
7439: if (keys(%{$inst_results->{$user}}) == 0) {
7440: $$alerts{$item}{$udom}{$uname} = 1;
7441: }
1.612 raeburn 7442: }
7443: }
1.615 raeburn 7444: }
7445: last;
1.585 raeburn 7446: }
7447: }
7448: }
7449: }
7450: }
7451: }
7452: }
7453: }
1.612 raeburn 7454: return;
7455: }
7456:
7457: sub user_rule_formats {
7458: my ($domain,$domdesc,$curr_rules,$check) = @_;
7459: my %text = (
7460: 'username' => 'Usernames',
7461: 'id' => 'IDs',
7462: );
7463: my $output;
7464: my ($rules,$ruleorder) = &Apache::lonnet::inst_userrules($domain,$check);
7465: if ((ref($rules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
7466: if (@{$ruleorder} > 0) {
7467: $output = '<br />'.&mt("$text{$check} with the following format(s) may <span class=\"LC_cusr_emph\">only</span> be used for verified users at [_1]:",$domdesc).' <ul>';
7468: foreach my $rule (@{$ruleorder}) {
7469: if (ref($curr_rules) eq 'ARRAY') {
7470: if (grep(/^\Q$rule\E$/,@{$curr_rules})) {
7471: if (ref($rules->{$rule}) eq 'HASH') {
7472: $output .= '<li>'.$rules->{$rule}{'name'}.': '.
7473: $rules->{$rule}{'desc'}.'</li>';
7474: }
7475: }
7476: }
7477: }
7478: $output .= '</ul>';
7479: }
7480: }
7481: return $output;
7482: }
7483:
7484: sub instrule_disallow_msg {
1.615 raeburn 7485: my ($checkitem,$domdesc,$count,$mode) = @_;
1.612 raeburn 7486: my $response;
7487: my %text = (
7488: item => 'username',
7489: items => 'usernames',
7490: match => 'matches',
7491: do => 'does',
7492: action => 'a username',
7493: one => 'one',
7494: );
7495: if ($count > 1) {
7496: $text{'item'} = 'usernames';
7497: $text{'match'} ='match';
7498: $text{'do'} = 'do';
7499: $text{'action'} = 'usernames',
7500: $text{'one'} = 'ones';
7501: }
7502: if ($checkitem eq 'id') {
7503: $text{'items'} = 'IDs';
7504: $text{'item'} = 'ID';
7505: $text{'action'} = 'an ID';
1.615 raeburn 7506: if ($count > 1) {
7507: $text{'item'} = 'IDs';
7508: $text{'action'} = 'IDs';
7509: }
1.612 raeburn 7510: }
1.674 bisitz 7511: $response = &mt("The $text{'item'} you chose $text{'match'} the format of $text{'items'} defined for [_1], but the $text{'item'} $text{'do'} not exist in the institutional directory.",'<span class="LC_cusr_emph">'.$domdesc.'</span>').'<br />';
1.615 raeburn 7512: if ($mode eq 'upload') {
7513: if ($checkitem eq 'username') {
7514: $response .= &mt("You will need to modify your upload file so it will include $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
7515: } elsif ($checkitem eq 'id') {
1.674 bisitz 7516: $response .= &mt("Either upload a file which includes $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or when associating fields with data columns, omit an association for the Student/Employee ID field.");
1.615 raeburn 7517: }
1.669 raeburn 7518: } elsif ($mode eq 'selfcreate') {
7519: if ($checkitem eq 'id') {
7520: $response .= &mt("You must either choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or leave the ID field blank.");
7521: }
1.615 raeburn 7522: } else {
7523: if ($checkitem eq 'username') {
7524: $response .= &mt("You must choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
7525: } elsif ($checkitem eq 'id') {
7526: $response .= &mt("You must either choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or leave the ID field blank.");
7527: }
1.612 raeburn 7528: }
7529: return $response;
1.585 raeburn 7530: }
7531:
1.624 raeburn 7532: sub personal_data_fieldtitles {
7533: my %fieldtitles = &Apache::lonlocal::texthash (
7534: id => 'Student/Employee ID',
7535: permanentemail => 'E-mail address',
7536: lastname => 'Last Name',
7537: firstname => 'First Name',
7538: middlename => 'Middle Name',
7539: generation => 'Generation',
7540: gen => 'Generation',
1.765 raeburn 7541: inststatus => 'Affiliation',
1.624 raeburn 7542: );
7543: return %fieldtitles;
7544: }
7545:
1.642 raeburn 7546: sub sorted_inst_types {
7547: my ($dom) = @_;
7548: my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
7549: my $othertitle = &mt('All users');
7550: if ($env{'request.course.id'}) {
1.668 raeburn 7551: $othertitle = &mt('Any users');
1.642 raeburn 7552: }
7553: my @types;
7554: if (ref($order) eq 'ARRAY') {
7555: @types = @{$order};
7556: }
7557: if (@types == 0) {
7558: if (ref($usertypes) eq 'HASH') {
7559: @types = sort(keys(%{$usertypes}));
7560: }
7561: }
7562: if (keys(%{$usertypes}) > 0) {
7563: $othertitle = &mt('Other users');
7564: }
7565: return ($othertitle,$usertypes,\@types);
7566: }
7567:
1.645 raeburn 7568: sub get_institutional_codes {
7569: my ($settings,$allcourses,$LC_code) = @_;
7570: # Get complete list of course sections to update
7571: my @currsections = ();
7572: my @currxlists = ();
7573: my $coursecode = $$settings{'internal.coursecode'};
7574:
7575: if ($$settings{'internal.sectionnums'} ne '') {
7576: @currsections = split(/,/,$$settings{'internal.sectionnums'});
7577: }
7578:
7579: if ($$settings{'internal.crosslistings'} ne '') {
7580: @currxlists = split(/,/,$$settings{'internal.crosslistings'});
7581: }
7582:
7583: if (@currxlists > 0) {
7584: foreach (@currxlists) {
7585: if (m/^([^:]+):(\w*)$/) {
7586: unless (grep/^$1$/,@{$allcourses}) {
7587: push @{$allcourses},$1;
7588: $$LC_code{$1} = $2;
7589: }
7590: }
7591: }
7592: }
7593:
7594: if (@currsections > 0) {
7595: foreach (@currsections) {
7596: if (m/^(\w+):(\w*)$/) {
7597: my $sec = $coursecode.$1;
7598: my $lc_sec = $2;
7599: unless (grep/^$sec$/,@{$allcourses}) {
7600: push @{$allcourses},$sec;
7601: $$LC_code{$sec} = $lc_sec;
7602: }
7603: }
7604: }
7605: }
7606: return;
7607: }
7608:
1.112 bowersj2 7609: =pod
7610:
1.780 raeburn 7611: =head1 Slot Helpers
7612:
7613: =over 4
7614:
7615: =item * sorted_slots()
7616:
7617: Sorts an array of slot names in order of slot start time (earliest first).
7618:
7619: Inputs:
7620:
7621: =over 4
7622:
7623: slotsarr - Reference to array of unsorted slot names.
7624:
7625: slots - Reference to hash of hash, where outer hash keys are slot names.
7626:
1.549 albertel 7627: =back
7628:
1.780 raeburn 7629: Returns:
7630:
7631: =over 4
7632:
7633: sorted - An array of slot names sorted by the start time of the slot.
7634:
7635: =back
7636:
7637: =back
7638:
7639: =cut
7640:
7641:
7642: sub sorted_slots {
7643: my ($slotsarr,$slots) = @_;
7644: my @sorted;
7645: if ((ref($slotsarr) eq 'ARRAY') && (ref($slots) eq 'HASH')) {
7646: @sorted =
7647: sort {
7648: if (ref($slots->{$a}) && ref($slots->{$b})) {
7649: return $slots->{$a}{'starttime'} <=> $slots->{$b}{'starttime'}
7650: }
7651: if (ref($slots->{$a})) { return -1;}
7652: if (ref($slots->{$b})) { return 1;}
7653: return 0;
7654: } @{$slotsarr};
7655: }
7656: return @sorted;
7657: }
7658:
7659:
7660: =pod
7661:
1.549 albertel 7662: =head1 HTTP Helpers
7663:
7664: =over 4
7665:
1.648 raeburn 7666: =item * &get_unprocessed_cgi($query,$possible_names)
1.112 bowersj2 7667:
1.258 albertel 7668: Modify the %env hash to contain unprocessed CGI form parameters held in
1.112 bowersj2 7669: $query. The parameters listed in $possible_names (an array reference),
1.258 albertel 7670: will be set in $env{'form.name'} if they do not already exist.
1.112 bowersj2 7671:
7672: Typically called with $ENV{'QUERY_STRING'} as the first parameter.
7673: $possible_names is an ref to an array of form element names. As an example:
7674: get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']);
1.258 albertel 7675: will result in $env{'form.uname'} and $env{'form.udom'} being set.
1.112 bowersj2 7676:
7677: =cut
1.1 albertel 7678:
1.6 albertel 7679: sub get_unprocessed_cgi {
1.25 albertel 7680: my ($query,$possible_names)= @_;
1.26 matthew 7681: # $Apache::lonxml::debug=1;
1.356 albertel 7682: foreach my $pair (split(/&/,$query)) {
7683: my ($name, $value) = split(/=/,$pair);
1.369 www 7684: $name = &unescape($name);
1.25 albertel 7685: if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) {
7686: $value =~ tr/+/ /;
7687: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.258 albertel 7688: unless (defined($env{'form.'.$name})) { &add_to_env('form.'.$name,$value) };
1.25 albertel 7689: }
1.16 harris41 7690: }
1.6 albertel 7691: }
7692:
1.112 bowersj2 7693: =pod
7694:
1.648 raeburn 7695: =item * &cacheheader()
1.112 bowersj2 7696:
7697: returns cache-controlling header code
7698:
7699: =cut
7700:
1.7 albertel 7701: sub cacheheader {
1.258 albertel 7702: unless ($env{'request.method'} eq 'GET') { return ''; }
1.216 albertel 7703: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
7704: my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
1.7 albertel 7705: <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
7706: <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
1.216 albertel 7707: return $output;
1.7 albertel 7708: }
7709:
1.112 bowersj2 7710: =pod
7711:
1.648 raeburn 7712: =item * &no_cache($r)
1.112 bowersj2 7713:
7714: specifies header code to not have cache
7715:
7716: =cut
7717:
1.9 albertel 7718: sub no_cache {
1.216 albertel 7719: my ($r) = @_;
7720: if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
1.258 albertel 7721: $env{'request.method'} ne 'GET') { return ''; }
1.216 albertel 7722: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
7723: $r->no_cache(1);
7724: $r->header_out("Expires" => $date);
7725: $r->header_out("Pragma" => "no-cache");
1.123 www 7726: }
7727:
7728: sub content_type {
1.181 albertel 7729: my ($r,$type,$charset) = @_;
1.299 foxr 7730: if ($r) {
7731: # Note that printout.pl calls this with undef for $r.
7732: &no_cache($r);
7733: }
1.258 albertel 7734: if ($env{'browser.mathml'} && $type eq 'text/html') { $type='text/xml'; }
1.181 albertel 7735: unless ($charset) {
7736: $charset=&Apache::lonlocal::current_encoding;
7737: }
7738: if ($charset) { $type.='; charset='.$charset; }
7739: if ($r) {
7740: $r->content_type($type);
7741: } else {
7742: print("Content-type: $type\n\n");
7743: }
1.9 albertel 7744: }
1.25 albertel 7745:
1.112 bowersj2 7746: =pod
7747:
1.648 raeburn 7748: =item * &add_to_env($name,$value)
1.112 bowersj2 7749:
1.258 albertel 7750: adds $name to the %env hash with value
1.112 bowersj2 7751: $value, if $name already exists, the entry is converted to an array
7752: reference and $value is added to the array.
7753:
7754: =cut
7755:
1.25 albertel 7756: sub add_to_env {
7757: my ($name,$value)=@_;
1.258 albertel 7758: if (defined($env{$name})) {
7759: if (ref($env{$name})) {
1.25 albertel 7760: #already have multiple values
1.258 albertel 7761: push(@{ $env{$name} },$value);
1.25 albertel 7762: } else {
7763: #first time seeing multiple values, convert hash entry to an arrayref
1.258 albertel 7764: my $first=$env{$name};
7765: undef($env{$name});
7766: push(@{ $env{$name} },$first,$value);
1.25 albertel 7767: }
7768: } else {
1.258 albertel 7769: $env{$name}=$value;
1.25 albertel 7770: }
1.31 albertel 7771: }
1.149 albertel 7772:
7773: =pod
7774:
1.648 raeburn 7775: =item * &get_env_multiple($name)
1.149 albertel 7776:
1.258 albertel 7777: gets $name from the %env hash, it seemlessly handles the cases where multiple
1.149 albertel 7778: values may be defined and end up as an array ref.
7779:
7780: returns an array of values
7781:
7782: =cut
7783:
7784: sub get_env_multiple {
7785: my ($name) = @_;
7786: my @values;
1.258 albertel 7787: if (defined($env{$name})) {
1.149 albertel 7788: # exists is it an array
1.258 albertel 7789: if (ref($env{$name})) {
7790: @values=@{ $env{$name} };
1.149 albertel 7791: } else {
1.258 albertel 7792: $values[0]=$env{$name};
1.149 albertel 7793: }
7794: }
7795: return(@values);
7796: }
7797:
1.660 raeburn 7798: sub ask_for_embedded_content {
7799: my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
7800: my $upload_output = '
7801: <form name="upload_embedded" action="'.$actionurl.'"
7802: method="post" enctype="multipart/form-data">';
7803: $upload_output .= $state;
1.661 raeburn 7804: $upload_output .= '<b>Upload embedded files</b>:<br />'.&start_data_table();
1.660 raeburn 7805:
7806: my $num = 0;
7807: foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%{$allfiles})) {
7808: $upload_output .= &start_data_table_row().
7809: '<td>'.$embed_file.'</td><td>';
7810: if ($args->{'ignore_remote_references'}
7811: && $embed_file =~ m{^\w+://}) {
7812: $upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
7813: } elsif ($args->{'error_on_invalid_names'}
7814: && $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
7815:
7816: $upload_output.='<span class="LC_warning">'.&mt("Invalid characters").'</span>';
7817:
7818: } else {
7819: $upload_output .='
1.661 raeburn 7820: <input name="embedded_item_'.$num.'" type="file" value="" />
1.660 raeburn 7821: <input name="embedded_orig_'.$num.'" type="hidden" value="'.&escape($embed_file).'" />';
7822: my $attrib = join(':',@{$$allfiles{$embed_file}});
7823: $upload_output .=
7824: "\n\t\t".
7825: '<input name="embedded_attrib_'.$num.'" type="hidden" value="'.
7826: $attrib.'" />';
7827: if (exists($$codebase{$embed_file})) {
7828: $upload_output .=
7829: "\n\t\t".
7830: '<input name="codebase_'.$num.'" type="hidden" value="'.
7831: &escape($$codebase{$embed_file}).'" />';
7832: }
7833: }
7834: $upload_output .= '</td>'.&Apache::loncommon::end_data_table_row();
7835: $num++;
7836: }
7837: $upload_output .= &Apache::loncommon::end_data_table().'<br />
7838: <input type ="hidden" name="number_embedded_items" value="'.$num.'" />
7839: <input type ="submit" value="'.&mt('Upload Listed Files').'" />
7840: '.&mt('(only files for which a location has been provided will be uploaded)').'
7841: </form>';
7842: return $upload_output;
7843: }
7844:
1.661 raeburn 7845: sub upload_embedded {
7846: my ($context,$dirpath,$uname,$udom,$dir_root,$url_root,$group,$disk_quota,
7847: $current_disk_usage) = @_;
7848: my $output;
7849: for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) {
7850: next if (!exists($env{'form.embedded_item_'.$i.'.filename'}));
7851: my $orig_uploaded_filename =
7852: $env{'form.embedded_item_'.$i.'.filename'};
7853:
7854: $env{'form.embedded_orig_'.$i} =
7855: &unescape($env{'form.embedded_orig_'.$i});
7856: my ($path,$fname) =
7857: ($env{'form.embedded_orig_'.$i} =~ m{(.*/)([^/]*)});
7858: # no path, whole string is fname
7859: if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} };
7860:
7861: $path = $env{'form.currentpath'}.$path;
7862: $fname = &Apache::lonnet::clean_filename($fname);
7863: # See if there is anything left
7864: next if ($fname eq '');
7865:
7866: # Check if file already exists as a file or directory.
7867: my ($state,$msg);
7868: if ($context eq 'portfolio') {
7869: my $port_path = $dirpath;
7870: if ($group ne '') {
7871: $port_path = "groups/$group/$port_path";
7872: }
7873: ($state,$msg) = &check_for_upload($path,$fname,$group,'embedded_item_'.$i,
7874: $dir_root,$port_path,$disk_quota,
7875: $current_disk_usage,$uname,$udom);
7876: if ($state eq 'will_exceed_quota'
7877: || $state eq 'file_locked'
7878: || $state eq 'file_exists' ) {
7879: $output .= $msg;
7880: next;
7881: }
7882: } elsif (($context eq 'author') || ($context eq 'testbank')) {
7883: ($state,$msg) = &check_for_existing($path,$fname,'embedded_item_'.$i);
7884: if ($state eq 'exists') {
7885: $output .= $msg;
7886: next;
7887: }
7888: }
7889: # Check if extension is valid
7890: if (($fname =~ /\.(\w+)$/) &&
7891: (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
7892: $output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1);
7893: next;
7894: } elsif (($fname =~ /\.(\w+)$/) &&
7895: (!defined(&Apache::loncommon::fileembstyle($1)))) {
7896: $output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
7897: next;
7898: } elsif ($fname=~/\.(\d+)\.(\w+)$/) {
7899: $output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2);
7900: next;
7901: }
7902:
7903: $env{'form.embedded_item_'.$i.'.filename'}=$fname;
7904: if ($context eq 'portfolio') {
7905: my $result=
7906: &Apache::lonnet::userfileupload('embedded_item_'.$i,'',
7907: $dirpath.$path);
7908: if ($result !~ m|^/uploaded/|) {
7909: $output .= '<span class="LC_error">'
7910: .&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
7911: ,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
7912: .'</span><br />';
7913: next;
7914: } else {
7915: $output .= '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
7916: $path.$fname.'</span>').'</p>';
7917: }
7918: } else {
7919: # Save the file
7920: my $target = $env{'form.embedded_item_'.$i};
7921: my $fullpath = $dir_root.$dirpath.'/'.$path;
7922: my $dest = $fullpath.$fname;
7923: my $url = $url_root.$dirpath.'/'.$path.$fname;
7924: my @parts=split(/\//,$fullpath);
7925: my $count;
7926: my $filepath = $dir_root;
7927: for ($count=4;$count<=$#parts;$count++) {
7928: $filepath .= "/$parts[$count]";
7929: if ((-e $filepath)!=1) {
7930: mkdir($filepath,0770);
7931: }
7932: }
7933: my $fh;
7934: if (!open($fh,'>'.$dest)) {
7935: &Apache::lonnet::logthis('Failed to create '.$dest);
7936: $output .= '<span class="LC_error">'.
7937: &mt('An error occurred while trying to upload [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7938: '</span><br />';
7939: } else {
7940: if (!print $fh $env{'form.embedded_item_'.$i}) {
7941: &Apache::lonnet::logthis('Failed to write to '.$dest);
7942: $output .= '<span class="LC_error">'.
7943: &mt('An error occurred while writing the file [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7944: '</span><br />';
7945: } else {
7946: if ($context eq 'testbank') {
7947: $output .= &mt('Embedded file uploaded successfully:').
7948: ' <a href="'.$url.'">'.
7949: $orig_uploaded_filename.'</a><br />';
7950: } else {
1.705 tempelho 7951: $output .= '<span class=\"LC_fontsize_large\">'.
1.661 raeburn 7952: &mt('View embedded file: [_1]','<a href="'.$url.'">'.
1.705 tempelho 7953: $orig_uploaded_filename.'</a>').'</span><br />';
1.661 raeburn 7954: }
7955: }
7956: close($fh);
7957: }
7958: }
7959: }
7960: return $output;
7961: }
7962:
7963: sub check_for_existing {
7964: my ($path,$fname,$element) = @_;
7965: my ($state,$msg);
7966: if (-d $path.'/'.$fname) {
7967: $state = 'exists';
7968: $msg = &mt('Unable to upload [_1]. A directory by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7969: } elsif (-e $path.'/'.$fname) {
7970: $state = 'exists';
7971: $msg = &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7972: }
7973: if ($state eq 'exists') {
7974: $msg = '<span class="LC_error">'.$msg.'</span><br />';
7975: }
7976: return ($state,$msg);
7977: }
7978:
7979: sub check_for_upload {
7980: my ($path,$fname,$group,$element,$portfolio_root,$port_path,
7981: $disk_quota,$current_disk_usage,$uname,$udom) = @_;
7982: my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
7983: my $getpropath = 1;
7984: my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
7985: $getpropath);
7986: my $found_file = 0;
7987: my $locked_file = 0;
7988: foreach my $line (@dir_list) {
7989: my ($file_name)=split(/\&/,$line,2);
7990: if ($file_name eq $fname){
7991: $file_name = $path.$file_name;
7992: if ($group ne '') {
7993: $file_name = $group.$file_name;
7994: }
7995: $found_file = 1;
7996: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
7997: $locked_file = 1;
7998: }
7999: }
8000: }
8001: if (($current_disk_usage + $filesize) > $disk_quota){
8002: my $msg = '<span class="LC_error">'.
8003: &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
8004: '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
8005: return ('will_exceed_quota',$msg);
8006: } elsif ($found_file) {
8007: if ($locked_file) {
8008: my $msg = '<span class="LC_error">';
8009: $msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
8010: $msg .= '</span><br />';
8011: $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
8012: return ('file_locked',$msg);
8013: } else {
8014: my $msg = '<span class="LC_error">';
8015: $msg .= &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
8016: $msg .= '</span>';
8017: $msg .= '<br />';
8018: $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
8019: return ('file_exists',$msg);
8020: }
8021: }
8022: }
8023:
1.31 albertel 8024:
1.41 ng 8025: =pod
1.45 matthew 8026:
1.464 albertel 8027: =back
1.41 ng 8028:
1.112 bowersj2 8029: =head1 CSV Upload/Handling functions
1.38 albertel 8030:
1.41 ng 8031: =over 4
8032:
1.648 raeburn 8033: =item * &upfile_store($r)
1.41 ng 8034:
8035: Store uploaded file, $r should be the HTTP Request object,
1.258 albertel 8036: needs $env{'form.upfile'}
1.41 ng 8037: returns $datatoken to be put into hidden field
8038:
8039: =cut
1.31 albertel 8040:
8041: sub upfile_store {
8042: my $r=shift;
1.258 albertel 8043: $env{'form.upfile'}=~s/\r/\n/gs;
8044: $env{'form.upfile'}=~s/\f/\n/gs;
8045: $env{'form.upfile'}=~s/\n+/\n/gs;
8046: $env{'form.upfile'}=~s/\n+$//gs;
1.31 albertel 8047:
1.258 albertel 8048: my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
8049: '_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
1.31 albertel 8050: {
1.158 raeburn 8051: my $datafile = $r->dir_config('lonDaemons').
8052: '/tmp/'.$datatoken.'.tmp';
8053: if ( open(my $fh,">$datafile") ) {
1.258 albertel 8054: print $fh $env{'form.upfile'};
1.158 raeburn 8055: close($fh);
8056: }
1.31 albertel 8057: }
8058: return $datatoken;
8059: }
8060:
1.56 matthew 8061: =pod
8062:
1.648 raeburn 8063: =item * &load_tmp_file($r)
1.41 ng 8064:
8065: Load uploaded file from tmp, $r should be the HTTP Request object,
1.258 albertel 8066: needs $env{'form.datatoken'},
8067: sets $env{'form.upfile'} to the contents of the file
1.41 ng 8068:
8069: =cut
1.31 albertel 8070:
8071: sub load_tmp_file {
8072: my $r=shift;
8073: my @studentdata=();
8074: {
1.158 raeburn 8075: my $studentfile = $r->dir_config('lonDaemons').
1.258 albertel 8076: '/tmp/'.$env{'form.datatoken'}.'.tmp';
1.158 raeburn 8077: if ( open(my $fh,"<$studentfile") ) {
8078: @studentdata=<$fh>;
8079: close($fh);
8080: }
1.31 albertel 8081: }
1.258 albertel 8082: $env{'form.upfile'}=join('',@studentdata);
1.31 albertel 8083: }
8084:
1.56 matthew 8085: =pod
8086:
1.648 raeburn 8087: =item * &upfile_record_sep()
1.41 ng 8088:
8089: Separate uploaded file into records
8090: returns array of records,
1.258 albertel 8091: needs $env{'form.upfile'} and $env{'form.upfiletype'}
1.41 ng 8092:
8093: =cut
1.31 albertel 8094:
8095: sub upfile_record_sep {
1.258 albertel 8096: if ($env{'form.upfiletype'} eq 'xml') {
1.31 albertel 8097: } else {
1.248 albertel 8098: my @records;
1.258 albertel 8099: foreach my $line (split(/\n/,$env{'form.upfile'})) {
1.248 albertel 8100: if ($line=~/^\s*$/) { next; }
8101: push(@records,$line);
8102: }
8103: return @records;
1.31 albertel 8104: }
8105: }
8106:
1.56 matthew 8107: =pod
8108:
1.648 raeburn 8109: =item * &record_sep($record)
1.41 ng 8110:
1.258 albertel 8111: Separate a record into fields $record should be an item from the upfile_record_sep(), needs $env{'form.upfiletype'}
1.41 ng 8112:
8113: =cut
8114:
1.263 www 8115: sub takeleft {
8116: my $index=shift;
8117: return substr('0000'.$index,-4,4);
8118: }
8119:
1.31 albertel 8120: sub record_sep {
8121: my $record=shift;
8122: my %components=();
1.258 albertel 8123: if ($env{'form.upfiletype'} eq 'xml') {
8124: } elsif ($env{'form.upfiletype'} eq 'space') {
1.31 albertel 8125: my $i=0;
1.356 albertel 8126: foreach my $field (split(/\s+/,$record)) {
1.31 albertel 8127: $field=~s/^(\"|\')//;
8128: $field=~s/(\"|\')$//;
1.263 www 8129: $components{&takeleft($i)}=$field;
1.31 albertel 8130: $i++;
8131: }
1.258 albertel 8132: } elsif ($env{'form.upfiletype'} eq 'tab') {
1.31 albertel 8133: my $i=0;
1.356 albertel 8134: foreach my $field (split(/\t/,$record)) {
1.31 albertel 8135: $field=~s/^(\"|\')//;
8136: $field=~s/(\"|\')$//;
1.263 www 8137: $components{&takeleft($i)}=$field;
1.31 albertel 8138: $i++;
8139: }
8140: } else {
1.561 www 8141: my $separator=',';
1.480 banghart 8142: if ($env{'form.upfiletype'} eq 'semisv') {
1.561 www 8143: $separator=';';
1.480 banghart 8144: }
1.31 albertel 8145: my $i=0;
1.561 www 8146: # the character we are looking for to indicate the end of a quote or a record
8147: my $looking_for=$separator;
8148: # do not add the characters to the fields
8149: my $ignore=0;
8150: # we just encountered a separator (or the beginning of the record)
8151: my $just_found_separator=1;
8152: # store the field we are working on here
8153: my $field='';
8154: # work our way through all characters in record
8155: foreach my $character ($record=~/(.)/g) {
8156: if ($character eq $looking_for) {
8157: if ($character ne $separator) {
8158: # Found the end of a quote, again looking for separator
8159: $looking_for=$separator;
8160: $ignore=1;
8161: } else {
8162: # Found a separator, store away what we got
8163: $components{&takeleft($i)}=$field;
8164: $i++;
8165: $just_found_separator=1;
8166: $ignore=0;
8167: $field='';
8168: }
8169: next;
8170: }
8171: # single or double quotation marks after a separator indicate beginning of a quote
8172: # we are now looking for the end of the quote and need to ignore separators
8173: if ((($character eq '"') || ($character eq "'")) && ($just_found_separator)) {
8174: $looking_for=$character;
8175: next;
8176: }
8177: # ignore would be true after we reached the end of a quote
8178: if ($ignore) { next; }
8179: if (($just_found_separator) && ($character=~/\s/)) { next; }
8180: $field.=$character;
8181: $just_found_separator=0;
1.31 albertel 8182: }
1.561 www 8183: # catch the very last entry, since we never encountered the separator
8184: $components{&takeleft($i)}=$field;
1.31 albertel 8185: }
8186: return %components;
8187: }
8188:
1.144 matthew 8189: ######################################################
8190: ######################################################
8191:
1.56 matthew 8192: =pod
8193:
1.648 raeburn 8194: =item * &upfile_select_html()
1.41 ng 8195:
1.144 matthew 8196: Return HTML code to select a file from the users machine and specify
8197: the file type.
1.41 ng 8198:
8199: =cut
8200:
1.144 matthew 8201: ######################################################
8202: ######################################################
1.31 albertel 8203: sub upfile_select_html {
1.144 matthew 8204: my %Types = (
8205: csv => &mt('CSV (comma separated values, spreadsheet)'),
1.480 banghart 8206: semisv => &mt('Semicolon separated values'),
1.144 matthew 8207: space => &mt('Space separated'),
8208: tab => &mt('Tabulator separated'),
8209: # xml => &mt('HTML/XML'),
8210: );
8211: my $Str = '<input type="file" name="upfile" size="50" />'.
1.727 riegler 8212: '<br />'.&mt('Type').': <select name="upfiletype">';
1.144 matthew 8213: foreach my $type (sort(keys(%Types))) {
8214: $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
8215: }
8216: $Str .= "</select>\n";
8217: return $Str;
1.31 albertel 8218: }
8219:
1.301 albertel 8220: sub get_samples {
8221: my ($records,$toget) = @_;
8222: my @samples=({});
8223: my $got=0;
8224: foreach my $rec (@$records) {
8225: my %temp = &record_sep($rec);
8226: if (! grep(/\S/, values(%temp))) { next; }
8227: if (%temp) {
8228: $samples[$got]=\%temp;
8229: $got++;
8230: if ($got == $toget) { last; }
8231: }
8232: }
8233: return \@samples;
8234: }
8235:
1.144 matthew 8236: ######################################################
8237: ######################################################
8238:
1.56 matthew 8239: =pod
8240:
1.648 raeburn 8241: =item * &csv_print_samples($r,$records)
1.41 ng 8242:
8243: Prints a table of sample values from each column uploaded $r is an
8244: Apache Request ref, $records is an arrayref from
8245: &Apache::loncommon::upfile_record_sep
8246:
8247: =cut
8248:
1.144 matthew 8249: ######################################################
8250: ######################################################
1.31 albertel 8251: sub csv_print_samples {
8252: my ($r,$records) = @_;
1.662 bisitz 8253: my $samples = &get_samples($records,5);
1.301 albertel 8254:
1.594 raeburn 8255: $r->print(&mt('Samples').'<br />'.&start_data_table().
8256: &start_data_table_header_row());
1.356 albertel 8257: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8258: $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
1.594 raeburn 8259: $r->print(&end_data_table_header_row());
1.301 albertel 8260: foreach my $hash (@$samples) {
1.594 raeburn 8261: $r->print(&start_data_table_row());
1.356 albertel 8262: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
1.31 albertel 8263: $r->print('<td>');
1.356 albertel 8264: if (defined($$hash{$sample})) { $r->print($$hash{$sample}); }
1.31 albertel 8265: $r->print('</td>');
8266: }
1.594 raeburn 8267: $r->print(&end_data_table_row());
1.31 albertel 8268: }
1.594 raeburn 8269: $r->print(&end_data_table().'<br />'."\n");
1.31 albertel 8270: }
8271:
1.144 matthew 8272: ######################################################
8273: ######################################################
8274:
1.56 matthew 8275: =pod
8276:
1.648 raeburn 8277: =item * &csv_print_select_table($r,$records,$d)
1.41 ng 8278:
8279: Prints a table to create associations between values and table columns.
1.144 matthew 8280:
1.41 ng 8281: $r is an Apache Request ref,
8282: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
1.174 matthew 8283: $d is an array of 2 element arrays (internal name, displayed name,defaultcol)
1.41 ng 8284:
8285: =cut
8286:
1.144 matthew 8287: ######################################################
8288: ######################################################
1.31 albertel 8289: sub csv_print_select_table {
8290: my ($r,$records,$d) = @_;
1.301 albertel 8291: my $i=0;
8292: my $samples = &get_samples($records,1);
1.144 matthew 8293: $r->print(&mt('Associate columns with student attributes.')."\n".
1.594 raeburn 8294: &start_data_table().&start_data_table_header_row().
1.144 matthew 8295: '<th>'.&mt('Attribute').'</th>'.
1.594 raeburn 8296: '<th>'.&mt('Column').'</th>'.
8297: &end_data_table_header_row()."\n");
1.356 albertel 8298: foreach my $array_ref (@$d) {
8299: my ($value,$display,$defaultcol)=@{ $array_ref };
1.729 raeburn 8300: $r->print(&start_data_table_row().'<td>'.$display.'</td>');
1.31 albertel 8301:
8302: $r->print('<td><select name=f'.$i.
1.32 matthew 8303: ' onchange="javascript:flip(this.form,'.$i.');">');
1.31 albertel 8304: $r->print('<option value="none"></option>');
1.356 albertel 8305: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8306: $r->print('<option value="'.$sample.'"'.
8307: ($sample eq $defaultcol ? ' selected="selected" ' : '').
1.662 bisitz 8308: '>'.&mt('Column [_1]',($sample+1)).'</option>');
1.31 albertel 8309: }
1.594 raeburn 8310: $r->print('</select></td>'.&end_data_table_row()."\n");
1.31 albertel 8311: $i++;
8312: }
1.594 raeburn 8313: $r->print(&end_data_table());
1.31 albertel 8314: $i--;
8315: return $i;
8316: }
1.56 matthew 8317:
1.144 matthew 8318: ######################################################
8319: ######################################################
8320:
1.56 matthew 8321: =pod
1.31 albertel 8322:
1.648 raeburn 8323: =item * &csv_samples_select_table($r,$records,$d)
1.41 ng 8324:
8325: Prints a table of sample values from the upload and can make associate samples to internal names.
8326:
8327: $r is an Apache Request ref,
8328: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
8329: $d is an array of 2 element arrays (internal name, displayed name)
8330:
8331: =cut
8332:
1.144 matthew 8333: ######################################################
8334: ######################################################
1.31 albertel 8335: sub csv_samples_select_table {
8336: my ($r,$records,$d) = @_;
8337: my $i=0;
1.144 matthew 8338: #
1.662 bisitz 8339: my $max_samples = 5;
8340: my $samples = &get_samples($records,$max_samples);
1.594 raeburn 8341: $r->print(&start_data_table().
8342: &start_data_table_header_row().'<th>'.
8343: &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
8344: &end_data_table_header_row());
1.301 albertel 8345:
8346: foreach my $key (sort(keys(%{ $samples->[0] }))) {
1.594 raeburn 8347: $r->print(&start_data_table_row().'<td><select name="f'.$i.'"'.
1.32 matthew 8348: ' onchange="javascript:flip(this.form,'.$i.');">');
1.301 albertel 8349: foreach my $option (@$d) {
8350: my ($value,$display,$defaultcol)=@{ $option };
1.174 matthew 8351: $r->print('<option value="'.$value.'"'.
1.253 albertel 8352: ($i eq $defaultcol ? ' selected="selected" ':'').'>'.
1.174 matthew 8353: $display.'</option>');
1.31 albertel 8354: }
8355: $r->print('</select></td><td>');
1.662 bisitz 8356: foreach my $line (0..($max_samples-1)) {
1.301 albertel 8357: if (defined($samples->[$line]{$key})) {
8358: $r->print($samples->[$line]{$key}."<br />\n");
8359: }
8360: }
1.594 raeburn 8361: $r->print('</td>'.&end_data_table_row());
1.31 albertel 8362: $i++;
8363: }
1.594 raeburn 8364: $r->print(&end_data_table());
1.31 albertel 8365: $i--;
8366: return($i);
1.115 matthew 8367: }
8368:
1.144 matthew 8369: ######################################################
8370: ######################################################
8371:
1.115 matthew 8372: =pod
8373:
1.648 raeburn 8374: =item * &clean_excel_name($name)
1.115 matthew 8375:
8376: Returns a replacement for $name which does not contain any illegal characters.
8377:
8378: =cut
8379:
1.144 matthew 8380: ######################################################
8381: ######################################################
1.115 matthew 8382: sub clean_excel_name {
8383: my ($name) = @_;
8384: $name =~ s/[:\*\?\/\\]//g;
8385: if (length($name) > 31) {
8386: $name = substr($name,0,31);
8387: }
8388: return $name;
1.25 albertel 8389: }
1.84 albertel 8390:
1.85 albertel 8391: =pod
8392:
1.648 raeburn 8393: =item * &check_if_partid_hidden($id,$symb,$udom,$uname)
1.85 albertel 8394:
8395: Returns either 1 or undef
8396:
8397: 1 if the part is to be hidden, undef if it is to be shown
8398:
8399: Arguments are:
8400:
8401: $id the id of the part to be checked
8402: $symb, optional the symb of the resource to check
8403: $udom, optional the domain of the user to check for
8404: $uname, optional the username of the user to check for
8405:
8406: =cut
1.84 albertel 8407:
8408: sub check_if_partid_hidden {
8409: my ($id,$symb,$udom,$uname) = @_;
1.133 albertel 8410: my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts',
1.84 albertel 8411: $symb,$udom,$uname);
1.141 albertel 8412: my $truth=1;
8413: #if the string starts with !, then the list is the list to show not hide
8414: if ($hiddenparts=~s/^\s*!//) { $truth=undef; }
1.84 albertel 8415: my @hiddenlist=split(/,/,$hiddenparts);
8416: foreach my $checkid (@hiddenlist) {
1.141 albertel 8417: if ($checkid =~ /^\s*\Q$id\E\s*$/) { return $truth; }
1.84 albertel 8418: }
1.141 albertel 8419: return !$truth;
1.84 albertel 8420: }
1.127 matthew 8421:
1.138 matthew 8422:
8423: ############################################################
8424: ############################################################
8425:
8426: =pod
8427:
1.157 matthew 8428: =back
8429:
1.138 matthew 8430: =head1 cgi-bin script and graphing routines
8431:
1.157 matthew 8432: =over 4
8433:
1.648 raeburn 8434: =item * &get_cgi_id()
1.138 matthew 8435:
8436: Inputs: none
8437:
8438: Returns an id which can be used to pass environment variables
8439: to various cgi-bin scripts. These environment variables will
8440: be removed from the users environment after a given time by
8441: the routine &Apache::lonnet::transfer_profile_to_env.
8442:
8443: =cut
8444:
8445: ############################################################
8446: ############################################################
1.152 albertel 8447: my $uniq=0;
1.136 matthew 8448: sub get_cgi_id {
1.154 albertel 8449: $uniq=($uniq+1)%100000;
1.280 albertel 8450: return (time.'_'.$$.'_'.$uniq);
1.136 matthew 8451: }
8452:
1.127 matthew 8453: ############################################################
8454: ############################################################
8455:
8456: =pod
8457:
1.648 raeburn 8458: =item * &DrawBarGraph()
1.127 matthew 8459:
1.138 matthew 8460: Facilitates the plotting of data in a (stacked) bar graph.
8461: Puts plot definition data into the users environment in order for
8462: graph.png to plot it. Returns an <img> tag for the plot.
8463: The bars on the plot are labeled '1','2',...,'n'.
8464:
8465: Inputs:
8466:
8467: =over 4
8468:
8469: =item $Title: string, the title of the plot
8470:
8471: =item $xlabel: string, text describing the X-axis of the plot
8472:
8473: =item $ylabel: string, text describing the Y-axis of the plot
8474:
8475: =item $Max: scalar, the maximum Y value to use in the plot
8476: If $Max is < any data point, the graph will not be rendered.
8477:
1.140 matthew 8478: =item $colors: array ref holding the colors to be used for the data sets when
1.138 matthew 8479: they are plotted. If undefined, default values will be used.
8480:
1.178 matthew 8481: =item $labels: array ref holding the labels to use on the x-axis for the bars.
8482:
1.138 matthew 8483: =item @Values: An array of array references. Each array reference holds data
8484: to be plotted in a stacked bar chart.
8485:
1.239 matthew 8486: =item If the final element of @Values is a hash reference the key/value
8487: pairs will be added to the graph definition.
8488:
1.138 matthew 8489: =back
8490:
8491: Returns:
8492:
8493: An <img> tag which references graph.png and the appropriate identifying
8494: information for the plot.
8495:
1.127 matthew 8496: =cut
8497:
8498: ############################################################
8499: ############################################################
1.134 matthew 8500: sub DrawBarGraph {
1.178 matthew 8501: my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
1.134 matthew 8502: #
8503: if (! defined($colors)) {
8504: $colors = ['#33ff00',
8505: '#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
8506: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
8507: ];
8508: }
1.228 matthew 8509: my $extra_settings = {};
8510: if (ref($Values[-1]) eq 'HASH') {
8511: $extra_settings = pop(@Values);
8512: }
1.127 matthew 8513: #
1.136 matthew 8514: my $identifier = &get_cgi_id();
8515: my $id = 'cgi.'.$identifier;
1.129 matthew 8516: if (! @Values || ref($Values[0]) ne 'ARRAY') {
1.127 matthew 8517: return '';
8518: }
1.225 matthew 8519: #
8520: my @Labels;
8521: if (defined($labels)) {
8522: @Labels = @$labels;
8523: } else {
8524: for (my $i=0;$i<@{$Values[0]};$i++) {
8525: push (@Labels,$i+1);
8526: }
8527: }
8528: #
1.129 matthew 8529: my $NumBars = scalar(@{$Values[0]});
1.225 matthew 8530: if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
1.129 matthew 8531: my %ValuesHash;
8532: my $NumSets=1;
8533: foreach my $array (@Values) {
8534: next if (! ref($array));
1.136 matthew 8535: $ValuesHash{$id.'.data.'.$NumSets++} =
1.132 matthew 8536: join(',',@$array);
1.129 matthew 8537: }
1.127 matthew 8538: #
1.136 matthew 8539: my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
1.225 matthew 8540: if ($NumBars < 3) {
8541: $width = 120+$NumBars*32;
1.220 matthew 8542: $xskip = 1;
1.225 matthew 8543: $bar_width = 30;
8544: } elsif ($NumBars < 5) {
8545: $width = 120+$NumBars*20;
8546: $xskip = 1;
8547: $bar_width = 20;
1.220 matthew 8548: } elsif ($NumBars < 10) {
1.136 matthew 8549: $width = 120+$NumBars*15;
8550: $xskip = 1;
8551: $bar_width = 15;
8552: } elsif ($NumBars <= 25) {
8553: $width = 120+$NumBars*11;
8554: $xskip = 5;
8555: $bar_width = 8;
8556: } elsif ($NumBars <= 50) {
8557: $width = 120+$NumBars*8;
8558: $xskip = 5;
8559: $bar_width = 4;
8560: } else {
8561: $width = 120+$NumBars*8;
8562: $xskip = 5;
8563: $bar_width = 4;
8564: }
8565: #
1.137 matthew 8566: $Max = 1 if ($Max < 1);
8567: if ( int($Max) < $Max ) {
8568: $Max++;
8569: $Max = int($Max);
8570: }
1.127 matthew 8571: $Title = '' if (! defined($Title));
8572: $xlabel = '' if (! defined($xlabel));
8573: $ylabel = '' if (! defined($ylabel));
1.369 www 8574: $ValuesHash{$id.'.title'} = &escape($Title);
8575: $ValuesHash{$id.'.xlabel'} = &escape($xlabel);
8576: $ValuesHash{$id.'.ylabel'} = &escape($ylabel);
1.137 matthew 8577: $ValuesHash{$id.'.y_max_value'} = $Max;
1.136 matthew 8578: $ValuesHash{$id.'.NumBars'} = $NumBars;
8579: $ValuesHash{$id.'.NumSets'} = $NumSets;
8580: $ValuesHash{$id.'.PlotType'} = 'bar';
8581: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8582: $ValuesHash{$id.'.height'} = $height;
8583: $ValuesHash{$id.'.width'} = $width;
8584: $ValuesHash{$id.'.xskip'} = $xskip;
8585: $ValuesHash{$id.'.bar_width'} = $bar_width;
8586: $ValuesHash{$id.'.labels'} = join(',',@Labels);
1.127 matthew 8587: #
1.228 matthew 8588: # Deal with other parameters
8589: while (my ($key,$value) = each(%$extra_settings)) {
8590: $ValuesHash{$id.'.'.$key} = $value;
8591: }
8592: #
1.646 raeburn 8593: &Apache::lonnet::appenv(\%ValuesHash);
1.137 matthew 8594: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8595: }
8596:
8597: ############################################################
8598: ############################################################
8599:
8600: =pod
8601:
1.648 raeburn 8602: =item * &DrawXYGraph()
1.137 matthew 8603:
1.138 matthew 8604: Facilitates the plotting of data in an XY graph.
8605: Puts plot definition data into the users environment in order for
8606: graph.png to plot it. Returns an <img> tag for the plot.
8607:
8608: Inputs:
8609:
8610: =over 4
8611:
8612: =item $Title: string, the title of the plot
8613:
8614: =item $xlabel: string, text describing the X-axis of the plot
8615:
8616: =item $ylabel: string, text describing the Y-axis of the plot
8617:
8618: =item $Max: scalar, the maximum Y value to use in the plot
8619: If $Max is < any data point, the graph will not be rendered.
8620:
8621: =item $colors: Array ref containing the hex color codes for the data to be
8622: plotted in. If undefined, default values will be used.
8623:
8624: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8625:
8626: =item $Ydata: Array ref containing Array refs.
1.185 www 8627: Each of the contained arrays will be plotted as a separate curve.
1.138 matthew 8628:
8629: =item %Values: hash indicating or overriding any default values which are
8630: passed to graph.png.
8631: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8632:
8633: =back
8634:
8635: Returns:
8636:
8637: An <img> tag which references graph.png and the appropriate identifying
8638: information for the plot.
8639:
1.137 matthew 8640: =cut
8641:
8642: ############################################################
8643: ############################################################
8644: sub DrawXYGraph {
8645: my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_;
8646: #
8647: # Create the identifier for the graph
8648: my $identifier = &get_cgi_id();
8649: my $id = 'cgi.'.$identifier;
8650: #
8651: $Title = '' if (! defined($Title));
8652: $xlabel = '' if (! defined($xlabel));
8653: $ylabel = '' if (! defined($ylabel));
8654: my %ValuesHash =
8655: (
1.369 www 8656: $id.'.title' => &escape($Title),
8657: $id.'.xlabel' => &escape($xlabel),
8658: $id.'.ylabel' => &escape($ylabel),
1.137 matthew 8659: $id.'.y_max_value'=> $Max,
8660: $id.'.labels' => join(',',@$Xlabels),
8661: $id.'.PlotType' => 'XY',
8662: );
8663: #
8664: if (defined($colors) && ref($colors) eq 'ARRAY') {
8665: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8666: }
8667: #
8668: if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') {
8669: return '';
8670: }
8671: my $NumSets=1;
1.138 matthew 8672: foreach my $array (@{$Ydata}){
1.137 matthew 8673: next if (! ref($array));
8674: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
8675: }
1.138 matthew 8676: $ValuesHash{$id.'.NumSets'} = $NumSets-1;
1.137 matthew 8677: #
8678: # Deal with other parameters
8679: while (my ($key,$value) = each(%Values)) {
8680: $ValuesHash{$id.'.'.$key} = $value;
1.127 matthew 8681: }
8682: #
1.646 raeburn 8683: &Apache::lonnet::appenv(\%ValuesHash);
1.136 matthew 8684: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8685: }
8686:
8687: ############################################################
8688: ############################################################
8689:
8690: =pod
8691:
1.648 raeburn 8692: =item * &DrawXYYGraph()
1.138 matthew 8693:
8694: Facilitates the plotting of data in an XY graph with two Y axes.
8695: Puts plot definition data into the users environment in order for
8696: graph.png to plot it. Returns an <img> tag for the plot.
8697:
8698: Inputs:
8699:
8700: =over 4
8701:
8702: =item $Title: string, the title of the plot
8703:
8704: =item $xlabel: string, text describing the X-axis of the plot
8705:
8706: =item $ylabel: string, text describing the Y-axis of the plot
8707:
8708: =item $colors: Array ref containing the hex color codes for the data to be
8709: plotted in. If undefined, default values will be used.
8710:
8711: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8712:
8713: =item $Ydata1: The first data set
8714:
8715: =item $Min1: The minimum value of the left Y-axis
8716:
8717: =item $Max1: The maximum value of the left Y-axis
8718:
8719: =item $Ydata2: The second data set
8720:
8721: =item $Min2: The minimum value of the right Y-axis
8722:
8723: =item $Max2: The maximum value of the left Y-axis
8724:
8725: =item %Values: hash indicating or overriding any default values which are
8726: passed to graph.png.
8727: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8728:
8729: =back
8730:
8731: Returns:
8732:
8733: An <img> tag which references graph.png and the appropriate identifying
8734: information for the plot.
1.136 matthew 8735:
8736: =cut
8737:
8738: ############################################################
8739: ############################################################
1.137 matthew 8740: sub DrawXYYGraph {
8741: my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1,
8742: $Ydata2,$Min2,$Max2,%Values)=@_;
1.136 matthew 8743: #
8744: # Create the identifier for the graph
8745: my $identifier = &get_cgi_id();
8746: my $id = 'cgi.'.$identifier;
8747: #
8748: $Title = '' if (! defined($Title));
8749: $xlabel = '' if (! defined($xlabel));
8750: $ylabel = '' if (! defined($ylabel));
8751: my %ValuesHash =
8752: (
1.369 www 8753: $id.'.title' => &escape($Title),
8754: $id.'.xlabel' => &escape($xlabel),
8755: $id.'.ylabel' => &escape($ylabel),
1.136 matthew 8756: $id.'.labels' => join(',',@$Xlabels),
8757: $id.'.PlotType' => 'XY',
8758: $id.'.NumSets' => 2,
1.137 matthew 8759: $id.'.two_axes' => 1,
8760: $id.'.y1_max_value' => $Max1,
8761: $id.'.y1_min_value' => $Min1,
8762: $id.'.y2_max_value' => $Max2,
8763: $id.'.y2_min_value' => $Min2,
1.136 matthew 8764: );
8765: #
1.137 matthew 8766: if (defined($colors) && ref($colors) eq 'ARRAY') {
8767: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8768: }
8769: #
8770: if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' ||
8771: ! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){
1.136 matthew 8772: return '';
8773: }
8774: my $NumSets=1;
1.137 matthew 8775: foreach my $array ($Ydata1,$Ydata2){
1.136 matthew 8776: next if (! ref($array));
8777: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
1.137 matthew 8778: }
8779: #
8780: # Deal with other parameters
8781: while (my ($key,$value) = each(%Values)) {
8782: $ValuesHash{$id.'.'.$key} = $value;
1.136 matthew 8783: }
8784: #
1.646 raeburn 8785: &Apache::lonnet::appenv(\%ValuesHash);
1.130 albertel 8786: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
1.139 matthew 8787: }
8788:
8789: ############################################################
8790: ############################################################
8791:
8792: =pod
8793:
1.157 matthew 8794: =back
8795:
1.139 matthew 8796: =head1 Statistics helper routines?
8797:
8798: Bad place for them but what the hell.
8799:
1.157 matthew 8800: =over 4
8801:
1.648 raeburn 8802: =item * &chartlink()
1.139 matthew 8803:
8804: Returns a link to the chart for a specific student.
8805:
8806: Inputs:
8807:
8808: =over 4
8809:
8810: =item $linktext: The text of the link
8811:
8812: =item $sname: The students username
8813:
8814: =item $sdomain: The students domain
8815:
8816: =back
8817:
1.157 matthew 8818: =back
8819:
1.139 matthew 8820: =cut
8821:
8822: ############################################################
8823: ############################################################
8824: sub chartlink {
8825: my ($linktext, $sname, $sdomain) = @_;
8826: my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
1.369 www 8827: '&SelectedStudent='.&escape($sname.':'.$sdomain).
1.219 albertel 8828: '&chartoutputmode='.HTML::Entities::encode('html, with all links').
1.139 matthew 8829: '">'.$linktext.'</a>';
1.153 matthew 8830: }
8831:
8832: #######################################################
8833: #######################################################
8834:
8835: =pod
8836:
8837: =head1 Course Environment Routines
1.157 matthew 8838:
8839: =over 4
1.153 matthew 8840:
1.648 raeburn 8841: =item * &restore_course_settings()
1.153 matthew 8842:
1.648 raeburn 8843: =item * &store_course_settings()
1.153 matthew 8844:
8845: Restores/Store indicated form parameters from the course environment.
8846: Will not overwrite existing values of the form parameters.
8847:
8848: Inputs:
8849: a scalar describing the data (e.g. 'chart', 'problem_analysis')
8850:
8851: a hash ref describing the data to be stored. For example:
8852:
8853: %Save_Parameters = ('Status' => 'scalar',
8854: 'chartoutputmode' => 'scalar',
8855: 'chartoutputdata' => 'scalar',
8856: 'Section' => 'array',
1.373 raeburn 8857: 'Group' => 'array',
1.153 matthew 8858: 'StudentData' => 'array',
8859: 'Maps' => 'array');
8860:
8861: Returns: both routines return nothing
8862:
1.631 raeburn 8863: =back
8864:
1.153 matthew 8865: =cut
8866:
8867: #######################################################
8868: #######################################################
8869: sub store_course_settings {
1.496 albertel 8870: return &store_settings($env{'request.course.id'},@_);
8871: }
8872:
8873: sub store_settings {
1.153 matthew 8874: # save to the environment
8875: # appenv the same items, just to be safe
1.300 albertel 8876: my $udom = $env{'user.domain'};
8877: my $uname = $env{'user.name'};
1.496 albertel 8878: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8879: my %SaveHash;
8880: my %AppHash;
8881: while (my ($setting,$type) = each(%$Settings)) {
1.496 albertel 8882: my $basename = join('.','internal',$context,$prefix,$setting);
1.300 albertel 8883: my $envname = 'environment.'.$basename;
1.258 albertel 8884: if (exists($env{'form.'.$setting})) {
1.153 matthew 8885: # Save this value away
8886: if ($type eq 'scalar' &&
1.258 albertel 8887: (! exists($env{$envname}) ||
8888: $env{$envname} ne $env{'form.'.$setting})) {
8889: $SaveHash{$basename} = $env{'form.'.$setting};
8890: $AppHash{$envname} = $env{'form.'.$setting};
1.153 matthew 8891: } elsif ($type eq 'array') {
8892: my $stored_form;
1.258 albertel 8893: if (ref($env{'form.'.$setting})) {
1.153 matthew 8894: $stored_form = join(',',
8895: map {
1.369 www 8896: &escape($_);
1.258 albertel 8897: } sort(@{$env{'form.'.$setting}}));
1.153 matthew 8898: } else {
8899: $stored_form =
1.369 www 8900: &escape($env{'form.'.$setting});
1.153 matthew 8901: }
8902: # Determine if the array contents are the same.
1.258 albertel 8903: if ($stored_form ne $env{$envname}) {
1.153 matthew 8904: $SaveHash{$basename} = $stored_form;
8905: $AppHash{$envname} = $stored_form;
8906: }
8907: }
8908: }
8909: }
8910: my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
1.300 albertel 8911: $udom,$uname);
1.153 matthew 8912: if ($put_result !~ /^(ok|delayed)/) {
8913: &Apache::lonnet::logthis('unable to save form parameters, '.
8914: 'got error:'.$put_result);
8915: }
8916: # Make sure these settings stick around in this session, too
1.646 raeburn 8917: &Apache::lonnet::appenv(\%AppHash);
1.153 matthew 8918: return;
8919: }
8920:
8921: sub restore_course_settings {
1.499 albertel 8922: return &restore_settings($env{'request.course.id'},@_);
1.496 albertel 8923: }
8924:
8925: sub restore_settings {
8926: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8927: while (my ($setting,$type) = each(%$Settings)) {
1.258 albertel 8928: next if (exists($env{'form.'.$setting}));
1.496 albertel 8929: my $envname = 'environment.internal.'.$context.'.'.$prefix.
1.153 matthew 8930: '.'.$setting;
1.258 albertel 8931: if (exists($env{$envname})) {
1.153 matthew 8932: if ($type eq 'scalar') {
1.258 albertel 8933: $env{'form.'.$setting} = $env{$envname};
1.153 matthew 8934: } elsif ($type eq 'array') {
1.258 albertel 8935: $env{'form.'.$setting} = [
1.153 matthew 8936: map {
1.369 www 8937: &unescape($_);
1.258 albertel 8938: } split(',',$env{$envname})
1.153 matthew 8939: ];
8940: }
8941: }
8942: }
1.127 matthew 8943: }
8944:
1.618 raeburn 8945: #######################################################
8946: #######################################################
8947:
8948: =pod
8949:
8950: =head1 Domain E-mail Routines
8951:
8952: =over 4
8953:
1.648 raeburn 8954: =item * &build_recipient_list()
1.618 raeburn 8955:
1.766 raeburn 8956: Build recipient lists for four types of e-mail:
8957: (a) Error Reports, (b) Package Updates, (c) lonstatus warnings/errors
8958: (d) Help requests, generated by
8959: lonerrorhandler.pm, CHECKRPMS, loncron, and lonsupportreq.pm respectively.
1.618 raeburn 8960:
8961: Inputs:
1.619 raeburn 8962: defmail (scalar - email address of default recipient),
1.618 raeburn 8963: mailing type (scalar - errormail, packagesmail, or helpdeskmail),
1.619 raeburn 8964: defdom (domain for which to retrieve configuration settings),
8965: origmail (scalar - email address of recipient from loncapa.conf,
8966: i.e., predates configuration by DC via domainprefs.pm
1.618 raeburn 8967:
1.655 raeburn 8968: Returns: comma separated list of addresses to which to send e-mail.
8969:
8970: =back
1.618 raeburn 8971:
8972: =cut
8973:
8974: ############################################################
8975: ############################################################
8976: sub build_recipient_list {
1.619 raeburn 8977: my ($defmail,$mailing,$defdom,$origmail) = @_;
1.618 raeburn 8978: my @recipients;
8979: my $otheremails;
8980: my %domconfig =
8981: &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
8982: if (ref($domconfig{'contacts'}) eq 'HASH') {
1.766 raeburn 8983: if (exists($domconfig{'contacts'}{$mailing})) {
8984: if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
8985: my @contacts = ('adminemail','supportemail');
8986: foreach my $item (@contacts) {
8987: if ($domconfig{'contacts'}{$mailing}{$item}) {
8988: my $addr = $domconfig{'contacts'}{$item};
8989: if (!grep(/^\Q$addr\E$/,@recipients)) {
8990: push(@recipients,$addr);
8991: }
1.619 raeburn 8992: }
1.766 raeburn 8993: $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
1.618 raeburn 8994: }
8995: }
1.766 raeburn 8996: } elsif ($origmail ne '') {
8997: push(@recipients,$origmail);
1.618 raeburn 8998: }
1.619 raeburn 8999: } elsif ($origmail ne '') {
9000: push(@recipients,$origmail);
1.618 raeburn 9001: }
1.688 raeburn 9002: if (defined($defmail)) {
9003: if ($defmail ne '') {
9004: push(@recipients,$defmail);
9005: }
1.618 raeburn 9006: }
9007: if ($otheremails) {
1.619 raeburn 9008: my @others;
9009: if ($otheremails =~ /,/) {
9010: @others = split(/,/,$otheremails);
1.618 raeburn 9011: } else {
1.619 raeburn 9012: push(@others,$otheremails);
9013: }
9014: foreach my $addr (@others) {
9015: if (!grep(/^\Q$addr\E$/,@recipients)) {
9016: push(@recipients,$addr);
9017: }
1.618 raeburn 9018: }
9019: }
1.619 raeburn 9020: my $recipientlist = join(',',@recipients);
1.618 raeburn 9021: return $recipientlist;
9022: }
9023:
1.127 matthew 9024: ############################################################
9025: ############################################################
1.154 albertel 9026:
1.655 raeburn 9027: =pod
9028:
9029: =head1 Course Catalog Routines
9030:
9031: =over 4
9032:
9033: =item * &gather_categories()
9034:
9035: Converts category definitions - keys of categories hash stored in
9036: coursecategories in configuration.db on the primary library server in a
9037: domain - to an array. Also generates javascript and idx hash used to
9038: generate Domain Coordinator interface for editing Course Categories.
9039:
9040: Inputs:
1.663 raeburn 9041:
1.655 raeburn 9042: categories (reference to hash of category definitions).
1.663 raeburn 9043:
1.655 raeburn 9044: cats (reference to array of arrays/hashes which encapsulates hierarchy of
9045: categories and subcategories).
1.663 raeburn 9046:
1.655 raeburn 9047: idx (reference to hash of counters used in Domain Coordinator interface for
9048: editing Course Categories).
1.663 raeburn 9049:
1.655 raeburn 9050: jsarray (reference to array of categories used to create Javascript arrays for
9051: Domain Coordinator interface for editing Course Categories).
9052:
9053: Returns: nothing
9054:
9055: Side effects: populates cats, idx and jsarray.
9056:
9057: =cut
9058:
9059: sub gather_categories {
9060: my ($categories,$cats,$idx,$jsarray) = @_;
9061: my %counters;
9062: my $num = 0;
9063: foreach my $item (keys(%{$categories})) {
9064: my ($cat,$container,$depth) = map { &unescape($_); } split(/:/,$item);
9065: if ($container eq '' && $depth == 0) {
9066: $cats->[$depth][$categories->{$item}] = $cat;
9067: } else {
9068: $cats->[$depth]{$container}[$categories->{$item}] = $cat;
9069: }
9070: my ($escitem,$tail) = split(/:/,$item,2);
9071: if ($counters{$tail} eq '') {
9072: $counters{$tail} = $num;
9073: $num ++;
9074: }
9075: if (ref($idx) eq 'HASH') {
9076: $idx->{$item} = $counters{$tail};
9077: }
9078: if (ref($jsarray) eq 'ARRAY') {
9079: push(@{$jsarray->[$counters{$tail}]},$item);
9080: }
9081: }
9082: return;
9083: }
9084:
9085: =pod
9086:
9087: =item * &extract_categories()
9088:
9089: Used to generate breadcrumb trails for course categories.
9090:
9091: Inputs:
1.663 raeburn 9092:
1.655 raeburn 9093: categories (reference to hash of category definitions).
1.663 raeburn 9094:
1.655 raeburn 9095: cats (reference to array of arrays/hashes which encapsulates hierarchy of
9096: categories and subcategories).
1.663 raeburn 9097:
1.655 raeburn 9098: trails (reference to array of breacrumb trails for each category).
1.663 raeburn 9099:
1.655 raeburn 9100: allitems (reference to hash - key is category key
9101: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 9102:
1.655 raeburn 9103: idx (reference to hash of counters used in Domain Coordinator interface for
9104: editing Course Categories).
1.663 raeburn 9105:
1.655 raeburn 9106: jsarray (reference to array of categories used to create Javascript arrays for
9107: Domain Coordinator interface for editing Course Categories).
9108:
1.665 raeburn 9109: subcats (reference to hash of arrays containing all subcategories within each
9110: category, -recursive)
9111:
1.655 raeburn 9112: Returns: nothing
9113:
9114: Side effects: populates trails and allitems hash references.
9115:
9116: =cut
9117:
9118: sub extract_categories {
1.665 raeburn 9119: my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
1.655 raeburn 9120: if (ref($categories) eq 'HASH') {
9121: &gather_categories($categories,$cats,$idx,$jsarray);
9122: if (ref($cats->[0]) eq 'ARRAY') {
9123: for (my $i=0; $i<@{$cats->[0]}; $i++) {
9124: my $name = $cats->[0][$i];
9125: my $item = &escape($name).'::0';
9126: my $trailstr;
9127: if ($name eq 'instcode') {
9128: $trailstr = &mt('Official courses (with institutional codes)');
9129: } else {
9130: $trailstr = $name;
9131: }
9132: if ($allitems->{$item} eq '') {
9133: push(@{$trails},$trailstr);
9134: $allitems->{$item} = scalar(@{$trails})-1;
9135: }
9136: my @parents = ($name);
9137: if (ref($cats->[1]{$name}) eq 'ARRAY') {
9138: for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {
9139: my $category = $cats->[1]{$name}[$j];
1.665 raeburn 9140: if (ref($subcats) eq 'HASH') {
9141: push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
9142: }
9143: &recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
9144: }
9145: } else {
9146: if (ref($subcats) eq 'HASH') {
9147: $subcats->{$item} = [];
1.655 raeburn 9148: }
9149: }
9150: }
9151: }
9152: }
9153: return;
9154: }
9155:
9156: =pod
9157:
9158: =item *&recurse_categories()
9159:
9160: Recursively used to generate breadcrumb trails for course categories.
9161:
9162: Inputs:
1.663 raeburn 9163:
1.655 raeburn 9164: cats (reference to array of arrays/hashes which encapsulates hierarchy of
9165: categories and subcategories).
1.663 raeburn 9166:
1.655 raeburn 9167: depth (current depth in hierarchy of categories and sub-categories - 0 indexed).
1.663 raeburn 9168:
9169: category (current course category, for which breadcrumb trail is being generated).
9170:
9171: trails (reference to array of breadcrumb trails for each category).
9172:
1.655 raeburn 9173: allitems (reference to hash - key is category key
9174: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 9175:
1.655 raeburn 9176: parents (array containing containers directories for current category,
9177: back to top level).
9178:
9179: Returns: nothing
9180:
9181: Side effects: populates trails and allitems hash references
9182:
9183: =cut
9184:
9185: sub recurse_categories {
1.665 raeburn 9186: my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
1.655 raeburn 9187: my $shallower = $depth - 1;
9188: if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
9189: for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
9190: my $name = $cats->[$depth]{$category}[$k];
9191: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
9192: my $trailstr = join(' -> ',(@{$parents},$category));
9193: if ($allitems->{$item} eq '') {
9194: push(@{$trails},$trailstr);
9195: $allitems->{$item} = scalar(@{$trails})-1;
9196: }
9197: my $deeper = $depth+1;
9198: push(@{$parents},$category);
1.665 raeburn 9199: if (ref($subcats) eq 'HASH') {
9200: my $subcat = &escape($name).':'.$category.':'.$depth;
9201: for (my $j=@{$parents}; $j>=0; $j--) {
9202: my $higher;
9203: if ($j > 0) {
9204: $higher = &escape($parents->[$j]).':'.
9205: &escape($parents->[$j-1]).':'.$j;
9206: } else {
9207: $higher = &escape($parents->[$j]).'::'.$j;
9208: }
9209: push(@{$subcats->{$higher}},$subcat);
9210: }
9211: }
9212: &recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
9213: $subcats);
1.655 raeburn 9214: pop(@{$parents});
9215: }
9216: } else {
9217: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
9218: my $trailstr = join(' -> ',(@{$parents},$category));
9219: if ($allitems->{$item} eq '') {
9220: push(@{$trails},$trailstr);
9221: $allitems->{$item} = scalar(@{$trails})-1;
9222: }
9223: }
9224: return;
9225: }
9226:
1.663 raeburn 9227: =pod
9228:
9229: =item *&assign_categories_table()
9230:
9231: Create a datatable for display of hierarchical categories in a domain,
9232: with checkboxes to allow a course to be categorized.
9233:
9234: Inputs:
9235:
9236: cathash - reference to hash of categories defined for the domain (from
9237: configuration.db)
9238:
9239: currcat - scalar with an & separated list of categories assigned to a course.
9240:
9241: Returns: $output (markup to be displayed)
9242:
9243: =cut
9244:
9245: sub assign_categories_table {
9246: my ($cathash,$currcat) = @_;
9247: my $output;
9248: if (ref($cathash) eq 'HASH') {
9249: my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
9250: &extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
9251: $maxdepth = scalar(@cats);
9252: if (@cats > 0) {
9253: my $itemcount = 0;
9254: if (ref($cats[0]) eq 'ARRAY') {
9255: $output = &Apache::loncommon::start_data_table();
9256: my @currcategories;
9257: if ($currcat ne '') {
9258: @currcategories = split('&',$currcat);
9259: }
9260: for (my $i=0; $i<@{$cats[0]}; $i++) {
9261: my $parent = $cats[0][$i];
9262: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9263: next if ($parent eq 'instcode');
9264: my $item = &escape($parent).'::0';
9265: my $checked = '';
9266: if (@currcategories > 0) {
9267: if (grep(/^\Q$item\E$/,@currcategories)) {
1.772 bisitz 9268: $checked = ' checked="checked"';
1.663 raeburn 9269: }
9270: }
1.675 raeburn 9271: $output .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
9272: '<input type="checkbox" name="usecategory" value="'.
9273: $item.'"'.$checked.' />'.$parent.'</span>'.
9274: '<input type="hidden" name="catname" value="'.$parent.'" /></td>';
1.663 raeburn 9275: my $depth = 1;
9276: push(@path,$parent);
9277: $output .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
9278: pop(@path);
9279: $output .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
9280: $itemcount ++;
9281: }
9282: $output .= &Apache::loncommon::end_data_table();
9283: }
9284: }
9285: }
9286: return $output;
9287: }
9288:
9289: =pod
9290:
9291: =item *&assign_category_rows()
9292:
9293: Create a datatable row for display of nested categories in a domain,
9294: with checkboxes to allow a course to be categorized,called recursively.
9295:
9296: Inputs:
9297:
9298: itemcount - track row number for alternating colors
9299:
9300: cats - reference to array of arrays/hashes which encapsulates hierarchy of
9301: categories and subcategories.
9302:
9303: depth - current depth in hierarchy of categories and sub-categories - 0 indexed.
9304:
9305: parent - parent of current category item
9306:
9307: path - Array containing all categories back up through the hierarchy from the
9308: current category to the top level.
9309:
9310: currcategories - reference to array of current categories assigned to the course
9311:
9312: Returns: $output (markup to be displayed).
9313:
9314: =cut
9315:
9316: sub assign_category_rows {
9317: my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
9318: my ($text,$name,$item,$chgstr);
9319: if (ref($cats) eq 'ARRAY') {
9320: my $maxdepth = scalar(@{$cats});
9321: if (ref($cats->[$depth]) eq 'HASH') {
9322: if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
9323: my $numchildren = @{$cats->[$depth]{$parent}};
9324: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9325: $text .= '<td><table class="LC_datatable">';
9326: for (my $j=0; $j<$numchildren; $j++) {
9327: $name = $cats->[$depth]{$parent}[$j];
9328: $item = &escape($name).':'.&escape($parent).':'.$depth;
9329: my $deeper = $depth+1;
9330: my $checked = '';
9331: if (ref($currcategories) eq 'ARRAY') {
9332: if (@{$currcategories} > 0) {
9333: if (grep(/^\Q$item\E$/,@{$currcategories})) {
1.772 bisitz 9334: $checked = ' checked="checked"';
1.663 raeburn 9335: }
9336: }
9337: }
1.664 raeburn 9338: $text .= '<tr><td><span class="LC_nobreak"><label>'.
9339: '<input type="checkbox" name="usecategory" value="'.
1.675 raeburn 9340: $item.'"'.$checked.' />'.$name.'</label></span>'.
9341: '<input type="hidden" name="catname" value="'.$name.'" />'.
9342: '</td><td>';
1.663 raeburn 9343: if (ref($path) eq 'ARRAY') {
9344: push(@{$path},$name);
9345: $text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
9346: pop(@{$path});
9347: }
9348: $text .= '</td></tr>';
9349: }
9350: $text .= '</table></td>';
9351: }
9352: }
9353: }
9354: return $text;
9355: }
9356:
1.655 raeburn 9357: ############################################################
9358: ############################################################
9359:
9360:
1.443 albertel 9361: sub commit_customrole {
1.664 raeburn 9362: my ($udom,$uname,$url,$three,$four,$five,$start,$end,$context) = @_;
1.630 raeburn 9363: my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
1.443 albertel 9364: ($start?', '.&mt('starting').' '.localtime($start):'').
9365: ($end?', ending '.localtime($end):'').': <b>'.
9366: &Apache::lonnet::assigncustomrole(
1.664 raeburn 9367: $udom,$uname,$url,$three,$four,$five,$end,$start,undef,undef,$context).
1.443 albertel 9368: '</b><br />';
9369: return $output;
9370: }
9371:
9372: sub commit_standardrole {
1.541 raeburn 9373: my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
9374: my ($output,$logmsg,$linefeed);
9375: if ($context eq 'auto') {
9376: $linefeed = "\n";
9377: } else {
9378: $linefeed = "<br />\n";
9379: }
1.443 albertel 9380: if ($three eq 'st') {
1.541 raeburn 9381: my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
9382: $one,$two,$sec,$context);
9383: if (($result =~ /^error/) || ($result eq 'not_in_class') ||
1.626 raeburn 9384: ($result eq 'unknown_course') || ($result eq 'refused')) {
9385: $output = $logmsg.' '.&mt('Error: ').$result."\n";
1.443 albertel 9386: } else {
1.541 raeburn 9387: $output = $logmsg.$linefeed.&mt('Assigning').' '.$three.' in '.$url.
1.443 albertel 9388: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9389: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
9390: if ($context eq 'auto') {
9391: $output .= $result.$linefeed.&mt('Add to classlist').': ok';
9392: } else {
9393: $output .= '<b>'.$result.'</b>'.$linefeed.
9394: &mt('Add to classlist').': <b>ok</b>';
9395: }
9396: $output .= $linefeed;
1.443 albertel 9397: }
9398: } else {
9399: $output = &mt('Assigning').' '.$three.' in '.$url.
9400: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9401: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
1.652 raeburn 9402: my $result = &Apache::lonnet::assignrole($udom,$uname,$url,$three,$end,$start,'','',$context);
1.541 raeburn 9403: if ($context eq 'auto') {
9404: $output .= $result.$linefeed;
9405: } else {
9406: $output .= '<b>'.$result.'</b>'.$linefeed;
9407: }
1.443 albertel 9408: }
9409: return $output;
9410: }
9411:
9412: sub commit_studentrole {
1.541 raeburn 9413: my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
1.626 raeburn 9414: my ($result,$linefeed,$oldsecurl,$newsecurl);
1.541 raeburn 9415: if ($context eq 'auto') {
9416: $linefeed = "\n";
9417: } else {
9418: $linefeed = '<br />'."\n";
9419: }
1.443 albertel 9420: if (defined($one) && defined($two)) {
9421: my $cid=$one.'_'.$two;
9422: my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
9423: my $secchange = 0;
9424: my $expire_role_result;
9425: my $modify_section_result;
1.628 raeburn 9426: if ($oldsec ne '-1') {
9427: if ($oldsec ne $sec) {
1.443 albertel 9428: $secchange = 1;
1.628 raeburn 9429: my $now = time;
1.443 albertel 9430: my $uurl='/'.$cid;
9431: $uurl=~s/\_/\//g;
9432: if ($oldsec) {
9433: $uurl.='/'.$oldsec;
9434: }
1.626 raeburn 9435: $oldsecurl = $uurl;
1.628 raeburn 9436: $expire_role_result =
1.652 raeburn 9437: &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now,'','',$context);
1.628 raeburn 9438: if ($env{'request.course.sec'} ne '') {
9439: if ($expire_role_result eq 'refused') {
9440: my @roles = ('st');
9441: my @statuses = ('previous');
9442: my @roledoms = ($one);
9443: my $withsec = 1;
9444: my %roleshash =
9445: &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
9446: \@statuses,\@roles,\@roledoms,$withsec);
9447: if (defined ($roleshash{$two.':'.$one.':st:'.$oldsec})) {
9448: my ($oldstart,$oldend) =
9449: split(':',$roleshash{$two.':'.$one.':st:'.$oldsec});
9450: if ($oldend > 0 && $oldend <= $now) {
9451: $expire_role_result = 'ok';
9452: }
9453: }
9454: }
9455: }
1.443 albertel 9456: $result = $expire_role_result;
9457: }
9458: }
9459: if (($expire_role_result eq 'ok') || ($secchange == 0)) {
1.652 raeburn 9460: $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid,'',$context);
1.443 albertel 9461: if ($modify_section_result =~ /^ok/) {
9462: if ($secchange == 1) {
1.628 raeburn 9463: if ($sec eq '') {
9464: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to student role without a section.',$uname,$oldsec).$linefeed;
9465: } else {
9466: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to new section: [_3].',$uname,$oldsec,$sec).$linefeed;
9467: }
1.443 albertel 9468: } elsif ($oldsec eq '-1') {
1.628 raeburn 9469: if ($sec eq '') {
9470: $$logmsg .= &mt('New student role without a section for [_1] in course [_2].',$uname,$cid).$linefeed;
9471: } else {
9472: $$logmsg .= &mt('New student role for [_1] in section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9473: }
1.443 albertel 9474: } else {
1.628 raeburn 9475: if ($sec eq '') {
9476: $$logmsg .= &mt('Student [_1] assigned to course [_2] without a section.',$uname,$cid).$linefeed;
9477: } else {
9478: $$logmsg .= &mt('Student [_1] assigned to section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9479: }
1.443 albertel 9480: }
9481: } else {
1.628 raeburn 9482: if ($secchange) {
9483: $$logmsg .= &mt('Error when attempting section change for [_1] from old section "[_2]" to new section: "[_3]" in course [_4] -error:',$uname,$oldsec,$sec,$cid).' '.$modify_section_result.$linefeed;
9484: } else {
9485: $$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
9486: }
1.443 albertel 9487: }
9488: $result = $modify_section_result;
9489: } elsif ($secchange == 1) {
1.628 raeburn 9490: if ($oldsec eq '') {
9491: $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_3] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
9492: } else {
9493: $$logmsg .= &mt('Error when attempting to expire existing role for [_1] in section [_2] in course [_3] -error: ',$uname,$oldsec,$cid).' '.$expire_role_result.$linefeed;
9494: }
1.626 raeburn 9495: if ($expire_role_result eq 'refused') {
9496: my $newsecurl = '/'.$cid;
9497: $newsecurl =~ s/\_/\//g;
9498: if ($sec ne '') {
9499: $newsecurl.='/'.$sec;
9500: }
9501: if (&Apache::lonnet::allowed('cst',$newsecurl) && !(&Apache::lonnet::allowed('cst',$oldsecurl))) {
9502: if ($sec eq '') {
9503: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments unaffiliated with any section.',$sec).$linefeed;
9504: } else {
9505: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments in other sections.',$sec).$linefeed;
9506: }
9507: }
9508: }
1.443 albertel 9509: }
9510: } else {
1.626 raeburn 9511: $$logmsg .= &mt('Incomplete course id defined.').$linefeed.&mt('Addition of user [_1] from domain [_2] to course [_3], section [_4] not completed.',$uname,$udom,$one.'_'.$two,$sec).$linefeed;
1.443 albertel 9512: $result = "error: incomplete course id\n";
9513: }
9514: return $result;
9515: }
9516:
9517: ############################################################
9518: ############################################################
9519:
1.566 albertel 9520: sub check_clone {
1.578 raeburn 9521: my ($args,$linefeed) = @_;
1.566 albertel 9522: my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
9523: my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
9524: my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
9525: my $clonemsg;
9526: my $can_clone = 0;
9527:
9528: if ($clonehome eq 'no_host') {
1.578 raeburn 9529: $clonemsg = &mt('No new course created.').$linefeed.&mt('A new course could not be cloned from the specified original - [_1] - because it is a non-existent course.',$args->{'clonecourse'}.':'.$args->{'clonedomain'});
1.566 albertel 9530: } else {
9531: my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
1.568 albertel 9532: if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
1.566 albertel 9533: $can_clone = 1;
9534: } else {
9535: my %clonehash = &Apache::lonnet::get('environment',['cloners'],
9536: $args->{'clonedomain'},$args->{'clonecourse'});
9537: my @cloners = split(/,/,$clonehash{'cloners'});
1.578 raeburn 9538: if (grep(/^\*$/,@cloners)) {
9539: $can_clone = 1;
9540: } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
9541: $can_clone = 1;
9542: } else {
9543: my %roleshash =
9544: &Apache::lonnet::get_my_roles($args->{'ccuname'},
9545: $args->{'ccdomain'},
9546: 'userroles',['active'],['cc'],
9547: [$args->{'clonedomain'}]);
9548: if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
9549: $can_clone = 1;
9550: } else {
9551: $clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
9552: }
1.566 albertel 9553: }
1.578 raeburn 9554: }
1.566 albertel 9555: }
9556: return ($can_clone, $clonemsg, $cloneid, $clonehome);
9557: }
9558:
1.444 albertel 9559: sub construct_course {
1.541 raeburn 9560: my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
1.444 albertel 9561: my $outcome;
1.541 raeburn 9562: my $linefeed = '<br />'."\n";
9563: if ($context eq 'auto') {
9564: $linefeed = "\n";
9565: }
1.566 albertel 9566:
9567: #
9568: # Are we cloning?
9569: #
9570: my ($can_clone, $clonemsg, $cloneid, $clonehome);
9571: if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
1.578 raeburn 9572: ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
1.566 albertel 9573: if ($context ne 'auto') {
1.578 raeburn 9574: if ($clonemsg ne '') {
9575: $clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
9576: }
1.566 albertel 9577: }
9578: $outcome .= $clonemsg.$linefeed;
9579:
9580: if (!$can_clone) {
9581: return (0,$outcome);
9582: }
9583: }
9584:
1.444 albertel 9585: #
9586: # Open course
9587: #
9588: my $crstype = lc($args->{'crstype'});
9589: my %cenv=();
9590: $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
9591: $args->{'cdescr'},
9592: $args->{'curl'},
9593: $args->{'course_home'},
9594: $args->{'nonstandard'},
9595: $args->{'crscode'},
9596: $args->{'ccuname'}.':'.
9597: $args->{'ccdomain'},
9598: $args->{'crstype'});
9599:
9600: # Note: The testing routines depend on this being output; see
9601: # Utils::Course. This needs to at least be output as a comment
9602: # if anyone ever decides to not show this, and Utils::Course::new
9603: # will need to be suitably modified.
1.541 raeburn 9604: $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
1.444 albertel 9605: #
9606: # Check if created correctly
9607: #
1.479 albertel 9608: ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
1.444 albertel 9609: my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
1.541 raeburn 9610: $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
1.566 albertel 9611:
1.444 albertel 9612: #
1.566 albertel 9613: # Do the cloning
9614: #
9615: if ($can_clone && $cloneid) {
9616: $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
9617: if ($context ne 'auto') {
9618: $clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
9619: }
9620: $outcome .= $clonemsg.$linefeed;
9621: my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
1.444 albertel 9622: # Copy all files
1.637 www 9623: &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
1.444 albertel 9624: # Restore URL
1.566 albertel 9625: $cenv{'url'}=$oldcenv{'url'};
1.444 albertel 9626: # Restore title
1.566 albertel 9627: $cenv{'description'}=$oldcenv{'description'};
1.444 albertel 9628: # Mark as cloned
1.566 albertel 9629: $cenv{'clonedfrom'}=$cloneid;
1.638 www 9630: # Need to clone grading mode
9631: my %newenv=&Apache::lonnet::get('environment',['grading'],$$crsudom,$$crsunum);
9632: $cenv{'grading'}=$newenv{'grading'};
9633: # Do not clone these environment entries
9634: &Apache::lonnet::del('environment',
9635: ['default_enrollment_start_date',
9636: 'default_enrollment_end_date',
9637: 'question.email',
9638: 'policy.email',
9639: 'comment.email',
9640: 'pch.users.denied',
1.725 raeburn 9641: 'plc.users.denied',
9642: 'hidefromcat',
9643: 'categories'],
1.638 www 9644: $$crsudom,$$crsunum);
1.444 albertel 9645: }
1.566 albertel 9646:
1.444 albertel 9647: #
9648: # Set environment (will override cloned, if existing)
9649: #
9650: my @sections = ();
9651: my @xlists = ();
9652: if ($args->{'crstype'}) {
9653: $cenv{'type'}=$args->{'crstype'};
9654: }
9655: if ($args->{'crsid'}) {
9656: $cenv{'courseid'}=$args->{'crsid'};
9657: }
9658: if ($args->{'crscode'}) {
9659: $cenv{'internal.coursecode'}=$args->{'crscode'};
9660: }
9661: if ($args->{'crsquota'} ne '') {
9662: $cenv{'internal.coursequota'}=$args->{'crsquota'};
9663: } else {
9664: $cenv{'internal.coursequota'}=$args->{'crsquota'} = 20;
9665: }
9666: if ($args->{'ccuname'}) {
9667: $cenv{'internal.courseowner'} = $args->{'ccuname'}.
9668: ':'.$args->{'ccdomain'};
9669: } else {
9670: $cenv{'internal.courseowner'} = $args->{'curruser'};
9671: }
9672: my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
9673: if ($args->{'crssections'}) {
9674: $cenv{'internal.sectionnums'} = '';
9675: if ($args->{'crssections'} =~ m/,/) {
9676: @sections = split/,/,$args->{'crssections'};
9677: } else {
9678: $sections[0] = $args->{'crssections'};
9679: }
9680: if (@sections > 0) {
9681: foreach my $item (@sections) {
9682: my ($sec,$gp) = split/:/,$item;
9683: my $class = $args->{'crscode'}.$sec;
9684: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
9685: $cenv{'internal.sectionnums'} .= $item.',';
9686: unless ($addcheck eq 'ok') {
9687: push @badclasses, $class;
9688: }
9689: }
9690: $cenv{'internal.sectionnums'} =~ s/,$//;
9691: }
9692: }
9693: # do not hide course coordinator from staff listing,
9694: # even if privileged
9695: $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9696: # add crosslistings
9697: if ($args->{'crsxlist'}) {
9698: $cenv{'internal.crosslistings'}='';
9699: if ($args->{'crsxlist'} =~ m/,/) {
9700: @xlists = split/,/,$args->{'crsxlist'};
9701: } else {
9702: $xlists[0] = $args->{'crsxlist'};
9703: }
9704: if (@xlists > 0) {
9705: foreach my $item (@xlists) {
9706: my ($xl,$gp) = split/:/,$item;
9707: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
9708: $cenv{'internal.crosslistings'} .= $item.',';
9709: unless ($addcheck eq 'ok') {
9710: push @badclasses, $xl;
9711: }
9712: }
9713: $cenv{'internal.crosslistings'} =~ s/,$//;
9714: }
9715: }
9716: if ($args->{'autoadds'}) {
9717: $cenv{'internal.autoadds'}=$args->{'autoadds'};
9718: }
9719: if ($args->{'autodrops'}) {
9720: $cenv{'internal.autodrops'}=$args->{'autodrops'};
9721: }
9722: # check for notification of enrollment changes
9723: my @notified = ();
9724: if ($args->{'notify_owner'}) {
9725: if ($args->{'ccuname'} ne '') {
9726: push(@notified,$args->{'ccuname'}.':'.$args->{'ccdomain'});
9727: }
9728: }
9729: if ($args->{'notify_dc'}) {
9730: if ($uname ne '') {
1.630 raeburn 9731: push(@notified,$uname.':'.$udom);
1.444 albertel 9732: }
9733: }
9734: if (@notified > 0) {
9735: my $notifylist;
9736: if (@notified > 1) {
9737: $notifylist = join(',',@notified);
9738: } else {
9739: $notifylist = $notified[0];
9740: }
9741: $cenv{'internal.notifylist'} = $notifylist;
9742: }
9743: if (@badclasses > 0) {
9744: my %lt=&Apache::lonlocal::texthash(
9745: 'tclb' => 'The courses listed below were included as sections or crosslistings affiliated with your new LON-CAPA course. However, if automated course roster updates are enabled for this class, these particular sections/crosslistings will not contribute towards enrollment, because the user identified as the course owner for this LON-CAPA course',
9746: 'dnhr' => 'does not have rights to access enrollment in these classes',
9747: 'adby' => 'as determined by the policies of your institution on access to official classlists'
9748: );
1.541 raeburn 9749: my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
9750: ' ('.$lt{'adby'}.')';
9751: if ($context eq 'auto') {
9752: $outcome .= $badclass_msg.$linefeed;
1.566 albertel 9753: $outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
1.541 raeburn 9754: foreach my $item (@badclasses) {
9755: if ($context eq 'auto') {
9756: $outcome .= " - $item\n";
9757: } else {
9758: $outcome .= "<li>$item</li>\n";
9759: }
9760: }
9761: if ($context eq 'auto') {
9762: $outcome .= $linefeed;
9763: } else {
1.566 albertel 9764: $outcome .= "</ul><br /><br /></div>\n";
1.541 raeburn 9765: }
9766: }
1.444 albertel 9767: }
9768: if ($args->{'no_end_date'}) {
9769: $args->{'endaccess'} = 0;
9770: }
9771: $cenv{'internal.autostart'}=$args->{'enrollstart'};
9772: $cenv{'internal.autoend'}=$args->{'enrollend'};
9773: $cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
9774: $cenv{'default_enrollment_end_date'}=$args->{'endaccess'};
9775: if ($args->{'showphotos'}) {
9776: $cenv{'internal.showphotos'}=$args->{'showphotos'};
9777: }
9778: $cenv{'internal.authtype'} = $args->{'authtype'};
9779: $cenv{'internal.autharg'} = $args->{'autharg'};
9780: if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
9781: if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'} eq '') {
1.541 raeburn 9782: my $krb_msg = &mt('As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student');
9783: if ($context eq 'auto') {
9784: $outcome .= $krb_msg;
9785: } else {
1.566 albertel 9786: $outcome .= '<span class="LC_error">'.$krb_msg.'</span>';
1.541 raeburn 9787: }
9788: $outcome .= $linefeed;
1.444 albertel 9789: }
9790: }
9791: if (($args->{'ccdomain'}) && ($args->{'ccuname'})) {
9792: if ($args->{'setpolicy'}) {
9793: $cenv{'policy.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9794: }
9795: if ($args->{'setcontent'}) {
9796: $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9797: }
9798: }
9799: if ($args->{'reshome'}) {
9800: $cenv{'reshome'}=$args->{'reshome'}.'/';
9801: $cenv{'reshome'}=~s/\/+$/\//;
9802: }
9803: #
9804: # course has keyed access
9805: #
9806: if ($args->{'setkeys'}) {
9807: $cenv{'keyaccess'}='yes';
9808: }
9809: # if specified, key authority is not course, but user
9810: # only active if keyaccess is yes
9811: if ($args->{'keyauth'}) {
1.487 albertel 9812: my ($user,$domain) = split(':',$args->{'keyauth'});
9813: $user = &LONCAPA::clean_username($user);
9814: $domain = &LONCAPA::clean_username($domain);
1.488 foxr 9815: if ($user ne '' && $domain ne '') {
1.487 albertel 9816: $cenv{'keyauth'}=$user.':'.$domain;
1.444 albertel 9817: }
9818: }
9819:
9820: if ($args->{'disresdis'}) {
9821: $cenv{'pch.roles.denied'}='st';
9822: }
9823: if ($args->{'disablechat'}) {
9824: $cenv{'plc.roles.denied'}='st';
9825: }
9826:
9827: # Record we've not yet viewed the Course Initialization Helper for this
9828: # course
9829: $cenv{'course.helper.not.run'} = 1;
9830: #
9831: # Use new Randomseed
9832: #
9833: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
9834: $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
9835: #
9836: # The encryption code and receipt prefix for this course
9837: #
9838: $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
9839: $cenv{'internal.encpref'}=100+int(9*rand(99));
9840: #
9841: # By default, use standard grading
9842: if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
9843:
1.541 raeburn 9844: $outcome .= $linefeed.&mt('Setting environment').': '.
9845: &Apache::lonnet::put('environment',\%cenv,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9846: #
9847: # Open all assignments
9848: #
9849: if ($args->{'openall'}) {
9850: my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
9851: my %storecontent = ($storeunder => time,
9852: $storeunder.'.type' => 'date_start');
9853:
9854: $outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
1.541 raeburn 9855: ('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9856: }
9857: #
9858: # Set first page
9859: #
9860: unless (($args->{'nonstandard'}) || ($args->{'firstres'} eq 'blank')
9861: || ($cloneid)) {
1.445 albertel 9862: use LONCAPA::map;
1.444 albertel 9863: $outcome .= &mt('Setting first resource').': ';
1.445 albertel 9864:
9865: my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
9866: my ($errtext,$fatal)=&LONCAPA::map::mapread($map);
9867:
1.444 albertel 9868: $outcome .= ($fatal?$errtext:'read ok').' - ';
9869: my $title; my $url;
9870: if ($args->{'firstres'} eq 'syl') {
1.690 bisitz 9871: $title=&mt('Syllabus');
1.444 albertel 9872: $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
9873: } else {
1.690 bisitz 9874: $title=&mt('Navigate Contents');
1.444 albertel 9875: $url='/adm/navmaps';
9876: }
1.445 albertel 9877:
9878: $LONCAPA::map::resources[1]=$title.':'.$url.':false:start:res';
9879: (my $outtext,$errtext) = &LONCAPA::map::storemap($map,1);
9880:
9881: if ($errtext) { $fatal=2; }
1.541 raeburn 9882: $outcome .= ($fatal?$errtext:'write ok').$linefeed;
1.444 albertel 9883: }
1.566 albertel 9884:
9885: return (1,$outcome);
1.444 albertel 9886: }
9887:
9888: ############################################################
9889: ############################################################
9890:
1.378 raeburn 9891: sub course_type {
9892: my ($cid) = @_;
9893: if (!defined($cid)) {
9894: $cid = $env{'request.course.id'};
9895: }
1.404 albertel 9896: if (defined($env{'course.'.$cid.'.type'})) {
9897: return $env{'course.'.$cid.'.type'};
1.378 raeburn 9898: } else {
9899: return 'Course';
1.377 raeburn 9900: }
9901: }
1.156 albertel 9902:
1.406 raeburn 9903: sub group_term {
9904: my $crstype = &course_type();
9905: my %names = (
9906: 'Course' => 'group',
9907: 'Group' => 'team',
9908: );
9909: return $names{$crstype};
9910: }
9911:
1.156 albertel 9912: sub icon {
9913: my ($file)=@_;
1.505 albertel 9914: my $curfext = lc((split(/\./,$file))[-1]);
1.168 albertel 9915: my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
1.156 albertel 9916: my $embstyle = &Apache::loncommon::fileembstyle($curfext);
1.168 albertel 9917: if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {
9918: if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
9919: $Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9920: $curfext.".gif") {
9921: $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9922: $curfext.".gif";
9923: }
9924: }
1.249 albertel 9925: return &lonhttpdurl($iconname);
1.154 albertel 9926: }
1.84 albertel 9927:
1.575 albertel 9928: sub lonhttpdurl {
1.692 www 9929: #
9930: # Had been used for "small fry" static images on separate port 8080.
9931: # Modify here if lightweight http functionality desired again.
9932: # Currently eliminated due to increasing firewall issues.
9933: #
1.575 albertel 9934: my ($url)=@_;
1.692 www 9935: return $url;
1.215 albertel 9936: }
9937:
1.213 albertel 9938: sub connection_aborted {
9939: my ($r)=@_;
9940: $r->print(" ");$r->rflush();
9941: my $c = $r->connection;
9942: return $c->aborted();
9943: }
9944:
1.221 foxr 9945: # Escapes strings that may have embedded 's that will be put into
1.222 foxr 9946: # strings as 'strings'.
9947: sub escape_single {
1.221 foxr 9948: my ($input) = @_;
1.223 albertel 9949: $input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
1.221 foxr 9950: $input =~ s/\'/\\\'/g; # Esacpe the 's....
9951: return $input;
9952: }
1.223 albertel 9953:
1.222 foxr 9954: # Same as escape_single, but escape's "'s This
9955: # can be used for "strings"
9956: sub escape_double {
9957: my ($input) = @_;
9958: $input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
9959: $input =~ s/\"/\\\"/g; # Esacpe the "s....
9960: return $input;
9961: }
1.223 albertel 9962:
1.222 foxr 9963: # Escapes the last element of a full URL.
9964: sub escape_url {
9965: my ($url) = @_;
1.238 raeburn 9966: my @urlslices = split(/\//, $url,-1);
1.369 www 9967: my $lastitem = &escape(pop(@urlslices));
1.223 albertel 9968: return join('/',@urlslices).'/'.$lastitem;
1.222 foxr 9969: }
1.462 albertel 9970:
9971: # -------------------------------------------------------- Initliaze user login
9972: sub init_user_environment {
1.463 albertel 9973: my ($r, $username, $domain, $authhost, $form, $args) = @_;
1.462 albertel 9974: my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
9975:
9976: my $public=($username eq 'public' && $domain eq 'public');
9977:
9978: # See if old ID present, if so, remove
9979:
9980: my ($filename,$cookie,$userroles);
9981: my $now=time;
9982:
9983: if ($public) {
9984: my $max_public=100;
9985: my $oldest;
9986: my $oldest_time=0;
9987: for(my $next=1;$next<=$max_public;$next++) {
9988: if (-e $lonids."/publicuser_$next.id") {
9989: my $mtime=(stat($lonids."/publicuser_$next.id"))[9];
9990: if ($mtime<$oldest_time || !$oldest_time) {
9991: $oldest_time=$mtime;
9992: $oldest=$next;
9993: }
9994: } else {
9995: $cookie="publicuser_$next";
9996: last;
9997: }
9998: }
9999: if (!$cookie) { $cookie="publicuser_$oldest"; }
10000: } else {
1.463 albertel 10001: # if this isn't a robot, kill any existing non-robot sessions
10002: if (!$args->{'robot'}) {
10003: opendir(DIR,$lonids);
10004: while ($filename=readdir(DIR)) {
10005: if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
10006: unlink($lonids.'/'.$filename);
10007: }
1.462 albertel 10008: }
1.463 albertel 10009: closedir(DIR);
1.462 albertel 10010: }
10011: # Give them a new cookie
1.463 albertel 10012: my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
1.684 www 10013: : $now.$$.int(rand(10000)));
1.463 albertel 10014: $cookie="$username\_$id\_$domain\_$authhost";
1.462 albertel 10015:
10016: # Initialize roles
10017:
10018: $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost);
10019: }
10020: # ------------------------------------ Check browser type and MathML capability
10021:
10022: my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
10023: $clientunicode,$clientos) = &decode_user_agent($r);
10024:
10025: # -------------------------------------- Any accessibility options to remember?
10026: if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
10027: foreach my $option ('imagesuppress','appletsuppress',
10028: 'embedsuppress','fontenhance','blackwhite') {
10029: if ($form->{$option} eq 'true') {
10030: &Apache::lonnet::put('environment',{$option => 'on'},
10031: $domain,$username);
10032: } else {
10033: &Apache::lonnet::del('environment',[$option],
10034: $domain,$username);
10035: }
10036: }
10037: }
10038: # ------------------------------------------------------------- Get environment
10039:
10040: my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
10041: my ($tmp) = keys(%userenv);
10042: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
10043: # default remote control to off
10044: if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
10045: } else {
10046: undef(%userenv);
10047: }
10048: if (($userenv{'interface'}) && (!$form->{'interface'})) {
10049: $form->{'interface'}=$userenv{'interface'};
10050: }
10051: $env{'environment.remote'}=$userenv{'remote'};
10052: if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
10053:
10054: # --------------- Do not trust query string to be put directly into environment
10055: foreach my $option ('imagesuppress','appletsuppress',
10056: 'embedsuppress','fontenhance','blackwhite',
10057: 'interface','localpath','localres') {
10058: $form->{$option}=~s/[\n\r\=]//gs;
10059: }
10060: # --------------------------------------------------------- Write first profile
10061:
10062: {
10063: my %initial_env =
10064: ("user.name" => $username,
10065: "user.domain" => $domain,
10066: "user.home" => $authhost,
10067: "browser.type" => $clientbrowser,
10068: "browser.version" => $clientversion,
10069: "browser.mathml" => $clientmathml,
10070: "browser.unicode" => $clientunicode,
10071: "browser.os" => $clientos,
10072: "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
10073: "request.course.fn" => '',
10074: "request.course.uri" => '',
10075: "request.course.sec" => '',
10076: "request.role" => 'cm',
10077: "request.role.adv" => $env{'user.adv'},
10078: "request.host" => $ENV{'REMOTE_ADDR'},);
10079:
10080: if ($form->{'localpath'}) {
10081: $initial_env{"browser.localpath"} = $form->{'localpath'};
10082: $initial_env{"browser.localres"} = $form->{'localres'};
10083: }
10084:
10085: if ($public) {
10086: $initial_env{"environment.remote"} = "off";
10087: }
10088: if ($form->{'interface'}) {
10089: $form->{'interface'}=~s/\W//gs;
10090: $initial_env{"browser.interface"} = $form->{'interface'};
10091: $env{'browser.interface'}=$form->{'interface'};
10092: foreach my $option ('imagesuppress','appletsuppress',
10093: 'embedsuppress','fontenhance','blackwhite') {
10094: if (($form->{$option} eq 'true') ||
10095: ($userenv{$option} eq 'on')) {
10096: $initial_env{"browser.$option"} = "on";
10097: }
10098: }
10099: }
10100:
1.724 raeburn 10101: foreach my $tool ('aboutme','blog','portfolio') {
10102: $userenv{'availabletools.'.$tool} =
10103: &Apache::lonnet::usertools_access($username,$domain,$tool,'reload');
10104: }
10105:
1.765 raeburn 10106: foreach my $crstype ('official','unofficial') {
10107: $userenv{'canrequest.'.$crstype} =
10108: &Apache::lonnet::usertools_access($username,$domain,$crstype,
10109: 'reload','requestcourses');
10110: }
10111:
1.462 albertel 10112: $env{'user.environment'} = "$lonids/$cookie.id";
10113:
10114: if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
10115: &GDBM_WRCREAT(),0640)) {
10116: &_add_to_env(\%disk_env,\%initial_env);
10117: &_add_to_env(\%disk_env,\%userenv,'environment.');
10118: &_add_to_env(\%disk_env,$userroles);
1.463 albertel 10119: if (ref($args->{'extra_env'})) {
10120: &_add_to_env(\%disk_env,$args->{'extra_env'});
10121: }
1.462 albertel 10122: untie(%disk_env);
10123: } else {
1.705 tempelho 10124: &Apache::lonnet::logthis("<span style=\"color:blue;\">WARNING: ".
10125: 'Could not create environment storage in lonauth: '.$!.'</span>');
1.462 albertel 10126: return 'error: '.$!;
10127: }
10128: }
10129: $env{'request.role'}='cm';
10130: $env{'request.role.adv'}=$env{'user.adv'};
10131: $env{'browser.type'}=$clientbrowser;
10132:
10133: return $cookie;
10134:
10135: }
10136:
10137: sub _add_to_env {
10138: my ($idf,$env_data,$prefix) = @_;
1.676 raeburn 10139: if (ref($env_data) eq 'HASH') {
10140: while (my ($key,$value) = each(%$env_data)) {
10141: $idf->{$prefix.$key} = $value;
10142: $env{$prefix.$key} = $value;
10143: }
1.462 albertel 10144: }
10145: }
10146:
1.685 tempelho 10147: # --- Get the symbolic name of a problem and the url
10148: sub get_symb {
10149: my ($request,$silent) = @_;
1.726 raeburn 10150: (my $url=$env{'form.url'}) =~ s-^https?\://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
1.685 tempelho 10151: my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
10152: if ($symb eq '') {
10153: if (!$silent) {
10154: $request->print("Unable to handle ambiguous references:$url:.");
10155: return ();
10156: }
10157: }
10158: &Apache::lonenc::check_decrypt(\$symb);
10159: return ($symb);
10160: }
10161:
10162: # --------------------------------------------------------------Get annotation
10163:
10164: sub get_annotation {
10165: my ($symb,$enc) = @_;
10166:
10167: my $key = $symb;
10168: if (!$enc) {
10169: $key =
10170: &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
10171: }
10172: my %annotation=&Apache::lonnet::get('nohist_annotations',[$key]);
10173: return $annotation{$key};
10174: }
10175:
10176: sub clean_symb {
1.731 raeburn 10177: my ($symb,$delete_enc) = @_;
1.685 tempelho 10178:
10179: &Apache::lonenc::check_decrypt(\$symb);
10180: my $enc = $env{'request.enc'};
1.731 raeburn 10181: if ($delete_enc) {
1.730 raeburn 10182: delete($env{'request.enc'});
10183: }
1.685 tempelho 10184:
10185: return ($symb,$enc);
10186: }
1.462 albertel 10187:
1.41 ng 10188: =pod
10189:
10190: =back
10191:
1.112 bowersj2 10192: =cut
1.41 ng 10193:
1.112 bowersj2 10194: 1;
10195: __END__;
1.41 ng 10196:
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