Annotation of loncom/interface/loncommon.pm, revision 1.735
1.10 albertel 1: # The LearningOnline Network with CAPA
1.1 albertel 2: # a pile of common routines
1.10 albertel 3: #
1.735 ! bisitz 4: # $Id: loncommon.pm,v 1.734 2009/01/20 16:38:38 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');
409: <script type="text/javascript" language="Javascript" >
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";
455: <script type="text/javascript">
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 = '
1.538 albertel 476: <script type="text/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 = '';
1.219 albertel 799: $result.="<script type=\"text/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
1.572 banghart 926: if ($text ne "") {
1.77 www 927: $template .=
1.572 banghart 928: "<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 929: "<td bgcolor='#5555FF'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
1.48 bowersj2 930: }
931:
932: # Add the graphic
1.179 matthew 933: my $title = &mt('Online Help');
1.667 raeburn 934: my $helpicon=&lonhttpdurl("/adm/help/help.png");
1.48 bowersj2 935: $template .= <<"ENDTEMPLATE";
1.436 albertel 936: <a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>
1.44 bowersj2 937: ENDTEMPLATE
1.705 tempelho 938: if ($text ne '') { $template.='</td></tr></table>' };
1.44 bowersj2 939: return $template;
940:
1.106 bowersj2 941: }
942:
943: # This is a quicky function for Latex cheatsheet editing, since it
944: # appears in at least four places
945: sub helpLatexCheatsheet {
1.732 raeburn 946: my ($topic,$text,$not_author) = @_;
947: my $out;
1.106 bowersj2 948: my $addOther = '';
1.732 raeburn 949: if ($topic) {
950: $addOther = &Apache::loncommon::help_open_topic($topic,$text,
951: undef, undef, 600).
1.106 bowersj2 952: '</td><td>';
953: }
1.732 raeburn 954: $out = '<table><tr><td>'.
955: $addOther .
956: &Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
957: undef,undef,600).
958: '</td><td>'.
959: &Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
960: undef,undef,600).
961: '</td>';
962: unless ($not_author) {
963: $out .= '<td>'.
964: &Apache::loncommon::help_open_topic("Authoring_Output_Tags",&mt('Output Tags'),
965: undef,undef,600).
966: '</td>';
967: }
968: $out .= '</tr></table>';
969: return $out;
1.172 www 970: }
971:
1.430 albertel 972: sub general_help {
973: my $helptopic='Student_Intro';
974: if ($env{'request.role'}=~/^(ca|au)/) {
975: $helptopic='Authoring_Intro';
976: } elsif ($env{'request.role'}=~/^cc/) {
977: $helptopic='Course_Coordination_Intro';
1.672 raeburn 978: } elsif ($env{'request.role'}=~/^dc/) {
979: $helptopic='Domain_Coordination_Intro';
1.430 albertel 980: }
981: return $helptopic;
982: }
983:
984: sub update_help_link {
985: my ($topic,$component_help,$faq,$bug,$stayOnPage) = @_;
986: my $origurl = $ENV{'REQUEST_URI'};
987: $origurl=~s|^/~|/priv/|;
988: my $timestamp = time;
989: foreach my $datum (\$topic,\$component_help,\$faq,\$bug,\$origurl) {
990: $$datum = &escape($$datum);
991: }
992:
993: my $banner_link = "/adm/helpmenu?page=banner&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
994: my $output .= <<"ENDOUTPUT";
995: <script type="text/javascript">
996: banner_link = '$banner_link';
997: </script>
998: ENDOUTPUT
999: return $output;
1000: }
1001:
1002: # now just updates the help link and generates a blue icon
1.193 raeburn 1003: sub help_open_menu {
1.430 albertel 1004: my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)
1.552 banghart 1005: = @_;
1.430 albertel 1006: $stayOnPage = 0 if (not defined $stayOnPage);
1.572 banghart 1007: # only use pop-up help (stayOnPage == 0)
1.552 banghart 1008: # if environment.remote is on (using remote control UI)
1.572 banghart 1009: if ($env{'browser.interface'} eq 'textual' ||
1010: $env{'environment.remote'} eq 'off' ) {
1.552 banghart 1011: $stayOnPage=1;
1.430 albertel 1012: }
1013: my $output;
1014: if ($component_help) {
1015: if (!$text) {
1016: $output=&help_open_topic($component_help,undef,$stayOnPage,
1017: $width,$height);
1018: } else {
1019: my $help_text;
1020: $help_text=&unescape($topic);
1021: $output='<table><tr><td>'.
1022: &help_open_topic($component_help,$help_text,$stayOnPage,
1023: $width,$height).'</td></tr></table>';
1024: }
1025: }
1026: my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
1027: return $output.$banner_link;
1028: }
1029:
1030: sub top_nav_help {
1031: my ($text) = @_;
1.436 albertel 1032: $text = &mt($text);
1.572 banghart 1033: my $stay_on_page =
1.436 albertel 1034: ($env{'browser.interface'} eq 'textual' ||
1035: $env{'environment.remote'} eq 'off' );
1.572 banghart 1036: my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
1.436 albertel 1037: : "javascript:helpMenu('open')";
1.572 banghart 1038: my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
1.436 albertel 1039:
1.201 raeburn 1040: my $title = &mt('Get help');
1.436 albertel 1041:
1042: return <<"END";
1043: $banner_link
1044: <a href="$link" title="$title">$text</a>
1045: END
1046: }
1047:
1048: sub help_menu_js {
1049: my ($text) = @_;
1050:
1051: my $stayOnPage =
1052: ($env{'browser.interface'} eq 'textual' ||
1053: $env{'environment.remote'} eq 'off' );
1054:
1055: my $width = 620;
1056: my $height = 600;
1.430 albertel 1057: my $helptopic=&general_help();
1058: my $details_link = '/adm/help/'.$helptopic.'.hlp';
1.261 albertel 1059: my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
1.331 albertel 1060: my $start_page =
1061: &Apache::loncommon::start_page('Help Menu', undef,
1062: {'frameset' => 1,
1063: 'js_ready' => 1,
1064: 'add_entries' => {
1065: 'border' => '0',
1.579 raeburn 1066: 'rows' => "110,*",},});
1.331 albertel 1067: my $end_page =
1068: &Apache::loncommon::end_page({'frameset' => 1,
1069: 'js_ready' => 1,});
1070:
1.436 albertel 1071: my $template .= <<"ENDTEMPLATE";
1072: <script type="text/javascript">
1.253 albertel 1073: // <!-- BEGIN LON-CAPA Internal
1074: // <![CDATA[
1.430 albertel 1075: var banner_link = '';
1.243 raeburn 1076: function helpMenu(target) {
1077: var caller = this;
1078: if (target == 'open') {
1079: var newWindow = null;
1080: try {
1.262 albertel 1081: newWindow = window.open($nothing,"helpmenu","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" )
1.243 raeburn 1082: }
1083: catch(error) {
1084: writeHelp(caller);
1085: return;
1086: }
1087: if (newWindow) {
1088: caller = newWindow;
1089: }
1.193 raeburn 1090: }
1.243 raeburn 1091: writeHelp(caller);
1092: return;
1093: }
1094: function writeHelp(caller) {
1.430 albertel 1095: caller.document.writeln('$start_page<frame name="bannerframe" src="'+banner_link+'" /><frame name="bodyframe" src="$details_link" /> $end_page')
1.243 raeburn 1096: caller.document.close()
1097: caller.focus()
1.193 raeburn 1098: }
1.253 albertel 1099: // ]]>
1.219 albertel 1100: // END LON-CAPA Internal -->
1.436 albertel 1101: </script>
1.193 raeburn 1102: ENDTEMPLATE
1103: return $template;
1104: }
1105:
1.172 www 1106: sub help_open_bug {
1107: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1108: unless ($env{'user.adv'}) { return ''; }
1.172 www 1109: unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
1110: $text = "" if (not defined $text);
1111: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1112: if ($env{'browser.interface'} eq 'textual' ||
1113: $env{'environment.remote'} eq 'off' ) {
1.172 www 1114: $stayOnPage=1;
1115: }
1.184 albertel 1116: $width = 600 if (not defined $width);
1117: $height = 600 if (not defined $height);
1.172 www 1118:
1119: $topic=~s/\W+/\+/g;
1120: my $link='';
1121: my $template='';
1.379 albertel 1122: my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
1123: &escape($ENV{'REQUEST_URI'}).'&component='.$topic;
1.172 www 1124: if (!$stayOnPage)
1125: {
1126: $link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1127: }
1128: else
1129: {
1130: $link = $url;
1131: }
1132: # Add the text
1133: if ($text ne "")
1134: {
1135: $template .=
1136: "<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1137: "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
1.172 www 1138: }
1139:
1140: # Add the graphic
1.179 matthew 1141: my $title = &mt('Report a Bug');
1.215 albertel 1142: my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
1.172 www 1143: $template .= <<"ENDTEMPLATE";
1.436 albertel 1144: <a target="_top" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
1.172 www 1145: ENDTEMPLATE
1146: if ($text ne '') { $template.='</td></tr></table>' };
1147: return $template;
1148:
1149: }
1150:
1151: sub help_open_faq {
1152: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1153: unless ($env{'user.adv'}) { return ''; }
1.172 www 1154: unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
1155: $text = "" if (not defined $text);
1156: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1157: if ($env{'browser.interface'} eq 'textual' ||
1158: $env{'environment.remote'} eq 'off' ) {
1.172 www 1159: $stayOnPage=1;
1160: }
1161: $width = 350 if (not defined $width);
1162: $height = 400 if (not defined $height);
1163:
1164: $topic=~s/\W+/\+/g;
1165: my $link='';
1166: my $template='';
1167: my $url=$Apache::lonnet::perlvar{'FAQHost'}.'/fom/cache/'.$topic.'.html';
1168: if (!$stayOnPage)
1169: {
1170: $link = "javascript:void(open('$url', 'FAQ-O-Matic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1171: }
1172: else
1173: {
1174: $link = $url;
1175: }
1176:
1177: # Add the text
1178: if ($text ne "")
1179: {
1180: $template .=
1.173 www 1181: "<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1182: "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF; font-size:10pt;\">$text</span></a>";
1.172 www 1183: }
1184:
1185: # Add the graphic
1.179 matthew 1186: my $title = &mt('View the FAQ');
1.215 albertel 1187: my $faqicon=&lonhttpdurl("/adm/lonMisc/smallFAQ.gif");
1.172 www 1188: $template .= <<"ENDTEMPLATE";
1.436 albertel 1189: <a target="_top" href="$link" title="$title"><img src="$faqicon" border="0" alt="(FAQ: $topic)" /></a>
1.172 www 1190: ENDTEMPLATE
1191: if ($text ne '') { $template.='</td></tr></table>' };
1192: return $template;
1193:
1.44 bowersj2 1194: }
1.37 matthew 1195:
1.180 matthew 1196: ###############################################################
1197: ###############################################################
1198:
1.45 matthew 1199: =pod
1200:
1.648 raeburn 1201: =item * &change_content_javascript():
1.256 matthew 1202:
1203: This and the next function allow you to create small sections of an
1204: otherwise static HTML page that you can update on the fly with
1205: Javascript, even in Netscape 4.
1206:
1207: The Javascript fragment returned by this function (no E<lt>scriptE<gt> tag)
1208: must be written to the HTML page once. It will prove the Javascript
1209: function "change(name, content)". Calling the change function with the
1210: name of the section
1211: you want to update, matching the name passed to C<changable_area>, and
1212: the new content you want to put in there, will put the content into
1213: that area.
1214:
1215: B<Note>: Netscape 4 only reserves enough space for the changable area
1216: to contain room for the original contents. You need to "make space"
1217: for whatever changes you wish to make, and be B<sure> to check your
1218: code in Netscape 4. This feature in Netscape 4 is B<not> powerful;
1219: it's adequate for updating a one-line status display, but little more.
1220: This script will set the space to 100% width, so you only need to
1221: worry about height in Netscape 4.
1222:
1223: Modern browsers are much less limiting, and if you can commit to the
1224: user not using Netscape 4, this feature may be used freely with
1225: pretty much any HTML.
1226:
1227: =cut
1228:
1229: sub change_content_javascript {
1230: # If we're on Netscape 4, we need to use Layer-based code
1.258 albertel 1231: if ($env{'browser.type'} eq 'netscape' &&
1232: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1233: return (<<NETSCAPE4);
1234: function change(name, content) {
1235: doc = document.layers[name+"___escape"].layers[0].document;
1236: doc.open();
1237: doc.write(content);
1238: doc.close();
1239: }
1240: NETSCAPE4
1241: } else {
1242: # Otherwise, we need to use semi-standards-compliant code
1243: # (technically, "innerHTML" isn't standard but the equivalent
1244: # is really scary, and every useful browser supports it
1245: return (<<DOMBASED);
1246: function change(name, content) {
1247: element = document.getElementById(name);
1248: element.innerHTML = content;
1249: }
1250: DOMBASED
1251: }
1252: }
1253:
1254: =pod
1255:
1.648 raeburn 1256: =item * &changable_area($name,$origContent):
1.256 matthew 1257:
1258: This provides a "changable area" that can be modified on the fly via
1259: the Javascript code provided in C<change_content_javascript>. $name is
1260: the name you will use to reference the area later; do not repeat the
1261: same name on a given HTML page more then once. $origContent is what
1262: the area will originally contain, which can be left blank.
1263:
1264: =cut
1265:
1266: sub changable_area {
1267: my ($name, $origContent) = @_;
1268:
1.258 albertel 1269: if ($env{'browser.type'} eq 'netscape' &&
1270: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1271: # If this is netscape 4, we need to use the Layer tag
1272: return "<ilayer width='100%' id='${name}___escape' overflow='none'><layer width='100%' id='$name' overflow='none'>$origContent</layer></ilayer>";
1273: } else {
1274: return "<span id='$name'>$origContent</span>";
1275: }
1276: }
1277:
1278: =pod
1279:
1.648 raeburn 1280: =item * &viewport_geometry_js
1.590 raeburn 1281:
1282: Provides javascript object (Geometry) which can provide information about the viewport geometry for the client browser.
1283:
1284: =cut
1285:
1286:
1287: sub viewport_geometry_js {
1288: return <<"GEOMETRY";
1289: var Geometry = {};
1290: function init_geometry() {
1291: if (Geometry.init) { return };
1292: Geometry.init=1;
1293: if (window.innerHeight) {
1294: Geometry.getViewportHeight = function() { return window.innerHeight; };
1295: Geometry.getViewportWidth = function() { return window.innerWidth; };
1296: Geometry.getHorizontalScroll = function() { return window.pageXOffset; };
1297: Geometry.getVerticalScroll = function() { return window.pageYOffset; };
1298: }
1299: else if (document.documentElement && document.documentElement.clientHeight) {
1300: Geometry.getViewportHeight =
1301: function() { return document.documentElement.clientHeight; };
1302: Geometry.getViewportWidth =
1303: function() { return document.documentElement.clientWidth; };
1304:
1305: Geometry.getHorizontalScroll =
1306: function() { return document.documentElement.scrollLeft; };
1307: Geometry.getVerticalScroll =
1308: function() { return document.documentElement.scrollTop; };
1309: }
1310: else if (document.body.clientHeight) {
1311: Geometry.getViewportHeight =
1312: function() { return document.body.clientHeight; };
1313: Geometry.getViewportWidth =
1314: function() { return document.body.clientWidth; };
1315: Geometry.getHorizontalScroll =
1316: function() { return document.body.scrollLeft; };
1317: Geometry.getVerticalScroll =
1318: function() { return document.body.scrollTop; };
1319: }
1320: }
1321:
1322: GEOMETRY
1323: }
1324:
1325: =pod
1326:
1.648 raeburn 1327: =item * &viewport_size_js()
1.590 raeburn 1328:
1329: 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.
1330:
1331: =cut
1332:
1333: sub viewport_size_js {
1334: my $geometry = &viewport_geometry_js();
1335: return <<"DIMS";
1336:
1337: $geometry
1338:
1339: function getViewportDims(width,height) {
1340: init_geometry();
1341: width.value = Geometry.getViewportWidth();
1342: height.value = Geometry.getViewportHeight();
1343: return;
1344: }
1345:
1346: DIMS
1347: }
1348:
1349: =pod
1350:
1.648 raeburn 1351: =item * &resize_textarea_js()
1.565 albertel 1352:
1353: emits the needed javascript to resize a textarea to be as big as possible
1354:
1355: creates a function resize_textrea that takes two IDs first should be
1356: the id of the element to resize, second should be the id of a div that
1357: surrounds everything that comes after the textarea, this routine needs
1358: to be attached to the <body> for the onload and onresize events.
1359:
1.648 raeburn 1360: =back
1.565 albertel 1361:
1362: =cut
1363:
1364: sub resize_textarea_js {
1.590 raeburn 1365: my $geometry = &viewport_geometry_js();
1.565 albertel 1366: return <<"RESIZE";
1367: <script type="text/javascript">
1.590 raeburn 1368: $geometry
1.565 albertel 1369:
1.588 albertel 1370: function getX(element) {
1371: var x = 0;
1372: while (element) {
1373: x += element.offsetLeft;
1374: element = element.offsetParent;
1375: }
1376: return x;
1377: }
1378: function getY(element) {
1379: var y = 0;
1380: while (element) {
1381: y += element.offsetTop;
1382: element = element.offsetParent;
1383: }
1384: return y;
1385: }
1386:
1387:
1.565 albertel 1388: function resize_textarea(textarea_id,bottom_id) {
1389: init_geometry();
1390: var textarea = document.getElementById(textarea_id);
1391: //alert(textarea);
1392:
1.588 albertel 1393: var textarea_top = getY(textarea);
1.565 albertel 1394: var textarea_height = textarea.offsetHeight;
1395: var bottom = document.getElementById(bottom_id);
1.588 albertel 1396: var bottom_top = getY(bottom);
1.565 albertel 1397: var bottom_height = bottom.offsetHeight;
1398: var window_height = Geometry.getViewportHeight();
1.588 albertel 1399: var fudge = 23;
1.565 albertel 1400: var new_height = window_height-fudge-textarea_top-bottom_height;
1401: if (new_height < 300) {
1402: new_height = 300;
1403: }
1404: textarea.style.height=new_height+'px';
1405: }
1406: </script>
1407: RESIZE
1408:
1409: }
1410:
1411: =pod
1412:
1.256 matthew 1413: =head1 Excel and CSV file utility routines
1414:
1415: =over 4
1416:
1417: =cut
1418:
1419: ###############################################################
1420: ###############################################################
1421:
1422: =pod
1423:
1.648 raeburn 1424: =item * &csv_translate($text)
1.37 matthew 1425:
1.185 www 1426: Translate $text to allow it to be output as a 'comma separated values'
1.37 matthew 1427: format.
1428:
1429: =cut
1430:
1.180 matthew 1431: ###############################################################
1432: ###############################################################
1.37 matthew 1433: sub csv_translate {
1434: my $text = shift;
1435: $text =~ s/\"/\"\"/g;
1.209 albertel 1436: $text =~ s/\n/ /g;
1.37 matthew 1437: return $text;
1438: }
1.180 matthew 1439:
1440: ###############################################################
1441: ###############################################################
1442:
1443: =pod
1444:
1.648 raeburn 1445: =item * &define_excel_formats()
1.180 matthew 1446:
1447: Define some commonly used Excel cell formats.
1448:
1449: Currently supported formats:
1450:
1451: =over 4
1452:
1453: =item header
1454:
1455: =item bold
1456:
1457: =item h1
1458:
1459: =item h2
1460:
1461: =item h3
1462:
1.256 matthew 1463: =item h4
1464:
1465: =item i
1466:
1.180 matthew 1467: =item date
1468:
1469: =back
1470:
1471: Inputs: $workbook
1472:
1473: Returns: $format, a hash reference.
1474:
1475: =cut
1476:
1477: ###############################################################
1478: ###############################################################
1479: sub define_excel_formats {
1480: my ($workbook) = @_;
1481: my $format;
1482: $format->{'header'} = $workbook->add_format(bold => 1,
1483: bottom => 1,
1484: align => 'center');
1485: $format->{'bold'} = $workbook->add_format(bold=>1);
1486: $format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
1487: $format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
1488: $format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
1.255 matthew 1489: $format->{'h4'} = $workbook->add_format(bold=>1, size=>12);
1.246 matthew 1490: $format->{'i'} = $workbook->add_format(italic=>1);
1.180 matthew 1491: $format->{'date'} = $workbook->add_format(num_format=>
1.207 matthew 1492: 'mm/dd/yyyy hh:mm:ss');
1.180 matthew 1493: return $format;
1494: }
1495:
1496: ###############################################################
1497: ###############################################################
1.113 bowersj2 1498:
1499: =pod
1500:
1.648 raeburn 1501: =item * &create_workbook()
1.255 matthew 1502:
1503: Create an Excel worksheet. If it fails, output message on the
1504: request object and return undefs.
1505:
1506: Inputs: Apache request object
1507:
1508: Returns (undef) on failure,
1509: Excel worksheet object, scalar with filename, and formats
1510: from &Apache::loncommon::define_excel_formats on success
1511:
1512: =cut
1513:
1514: ###############################################################
1515: ###############################################################
1516: sub create_workbook {
1517: my ($r) = @_;
1518: #
1519: # Create the excel spreadsheet
1520: my $filename = '/prtspool/'.
1.258 albertel 1521: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.255 matthew 1522: time.'_'.rand(1000000000).'.xls';
1523: my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
1524: if (! defined($workbook)) {
1525: $r->log_error("Error creating excel spreadsheet $filename: $!");
1526: $r->print('<p>'.&mt("Unable to create new Excel file. ".
1527: "This error has been logged. ".
1528: "Please alert your LON-CAPA administrator").
1529: '</p>');
1530: return (undef);
1531: }
1532: #
1533: $workbook->set_tempdir('/home/httpd/perl/tmp');
1534: #
1535: my $format = &Apache::loncommon::define_excel_formats($workbook);
1536: return ($workbook,$filename,$format);
1537: }
1538:
1539: ###############################################################
1540: ###############################################################
1541:
1542: =pod
1543:
1.648 raeburn 1544: =item * &create_text_file()
1.113 bowersj2 1545:
1.542 raeburn 1546: Create a file to write to and eventually make available to the user.
1.256 matthew 1547: If file creation fails, outputs an error message on the request object and
1548: return undefs.
1.113 bowersj2 1549:
1.256 matthew 1550: Inputs: Apache request object, and file suffix
1.113 bowersj2 1551:
1.256 matthew 1552: Returns (undef) on failure,
1553: Filehandle and filename on success.
1.113 bowersj2 1554:
1555: =cut
1556:
1.256 matthew 1557: ###############################################################
1558: ###############################################################
1559: sub create_text_file {
1560: my ($r,$suffix) = @_;
1561: if (! defined($suffix)) { $suffix = 'txt'; };
1562: my $fh;
1563: my $filename = '/prtspool/'.
1.258 albertel 1564: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.256 matthew 1565: time.'_'.rand(1000000000).'.'.$suffix;
1566: $fh = Apache::File->new('>/home/httpd'.$filename);
1567: if (! defined($fh)) {
1568: $r->log_error("Couldn't open $filename for output $!");
1.683 bisitz 1569: $r->print(&mt('Problems occurred in creating the output file. '
1570: .'This error has been logged. '
1571: .'Please alert your LON-CAPA administrator.'));
1.113 bowersj2 1572: }
1.256 matthew 1573: return ($fh,$filename)
1.113 bowersj2 1574: }
1575:
1576:
1.256 matthew 1577: =pod
1.113 bowersj2 1578:
1579: =back
1580:
1581: =cut
1.37 matthew 1582:
1583: ###############################################################
1.33 matthew 1584: ## Home server <option> list generating code ##
1585: ###############################################################
1.35 matthew 1586:
1.169 www 1587: # ------------------------------------------
1588:
1589: sub domain_select {
1590: my ($name,$value,$multiple)=@_;
1591: my %domains=map {
1.514 albertel 1592: $_ => $_.' '. &Apache::lonnet::domain($_,'description')
1.512 albertel 1593: } &Apache::lonnet::all_domains();
1.169 www 1594: if ($multiple) {
1595: $domains{''}=&mt('Any domain');
1.550 albertel 1596: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.287 albertel 1597: return &multiple_select_form($name,$value,4,\%domains);
1.169 www 1598: } else {
1.550 albertel 1599: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.169 www 1600: return &select_form($name,$value,%domains);
1601: }
1602: }
1603:
1.282 albertel 1604: #-------------------------------------------
1605:
1606: =pod
1607:
1.519 raeburn 1608: =head1 Routines for form select boxes
1609:
1610: =over 4
1611:
1.648 raeburn 1612: =item * &multiple_select_form($name,$value,$size,$hash,$order)
1.282 albertel 1613:
1614: Returns a string containing a <select> element int multiple mode
1615:
1616:
1617: Args:
1618: $name - name of the <select> element
1.506 raeburn 1619: $value - scalar or array ref of values that should already be selected
1.282 albertel 1620: $size - number of rows long the select element is
1.283 albertel 1621: $hash - the elements should be 'option' => 'shown text'
1.282 albertel 1622: (shown text should already have been &mt())
1.506 raeburn 1623: $order - (optional) array ref of the order to show the elements in
1.283 albertel 1624:
1.282 albertel 1625: =cut
1626:
1627: #-------------------------------------------
1.169 www 1628: sub multiple_select_form {
1.284 albertel 1629: my ($name,$value,$size,$hash,$order)=@_;
1.169 www 1630: my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
1631: my $output='';
1.191 matthew 1632: if (! defined($size)) {
1633: $size = 4;
1.283 albertel 1634: if (scalar(keys(%$hash))<4) {
1635: $size = scalar(keys(%$hash));
1.191 matthew 1636: }
1637: }
1.734 bisitz 1638: $output.="\n".'<select name="'.$name.'" size="'.$size.'" multiple="multiple">';
1.501 banghart 1639: my @order;
1.506 raeburn 1640: if (ref($order) eq 'ARRAY') {
1641: @order = @{$order};
1642: } else {
1643: @order = sort(keys(%$hash));
1.501 banghart 1644: }
1645: if (exists($$hash{'select_form_order'})) {
1646: @order = @{$$hash{'select_form_order'}};
1647: }
1648:
1.284 albertel 1649: foreach my $key (@order) {
1.356 albertel 1650: $output.='<option value="'.&HTML::Entities::encode($key,'"<>&').'" ';
1.284 albertel 1651: $output.='selected="selected" ' if ($selected{$key});
1652: $output.='>'.$hash->{$key}."</option>\n";
1.169 www 1653: }
1654: $output.="</select>\n";
1655: return $output;
1656: }
1657:
1.88 www 1658: #-------------------------------------------
1659:
1660: =pod
1661:
1.648 raeburn 1662: =item * &select_form($defdom,$name,%hash)
1.88 www 1663:
1664: Returns a string containing a <select name='$name' size='1'> form to
1665: allow a user to select options from a hash option_name => displayed text.
1666: See lonrights.pm for an example invocation and use.
1667:
1668: =cut
1669:
1670: #-------------------------------------------
1671: sub select_form {
1672: my ($def,$name,%hash) = @_;
1673: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1.128 albertel 1674: my @keys;
1675: if (exists($hash{'select_form_order'})) {
1676: @keys=@{$hash{'select_form_order'}};
1677: } else {
1678: @keys=sort(keys(%hash));
1679: }
1.356 albertel 1680: foreach my $key (@keys) {
1681: $selectform.=
1682: '<option value="'.&HTML::Entities::encode($key,'"<>&').'" '.
1683: ($key eq $def ? 'selected="selected" ' : '').
1684: ">".&mt($hash{$key})."</option>\n";
1.88 www 1685: }
1686: $selectform.="</select>";
1687: return $selectform;
1688: }
1689:
1.475 www 1690: # For display filters
1691:
1692: sub display_filter {
1693: if (!$env{'form.show'}) { $env{'form.show'}=10; }
1.477 www 1694: if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
1.714 bisitz 1695: return '<span class="LC_nobreak"><label>'.&mt('Records [_1]',
1.475 www 1696: &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
1697: (&mt('all'),10,20,50,100,1000,10000))).
1.714 bisitz 1698: '</label></span> <span class="LC_nobreak">'.
1.475 www 1699: &mt('Filter [_1]',
1.477 www 1700: &select_form($env{'form.displayfilter'},
1701: 'displayfilter',
1702: ('currentfolder' => 'Current folder/page',
1703: 'containing' => 'Containing phrase',
1704: 'none' => 'None'))).
1.714 bisitz 1705: '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></span>';
1.475 www 1706: }
1707:
1.167 www 1708: sub gradeleveldescription {
1709: my $gradelevel=shift;
1710: my %gradelevels=(0 => 'Not specified',
1711: 1 => 'Grade 1',
1712: 2 => 'Grade 2',
1713: 3 => 'Grade 3',
1714: 4 => 'Grade 4',
1715: 5 => 'Grade 5',
1716: 6 => 'Grade 6',
1717: 7 => 'Grade 7',
1718: 8 => 'Grade 8',
1719: 9 => 'Grade 9',
1720: 10 => 'Grade 10',
1721: 11 => 'Grade 11',
1722: 12 => 'Grade 12',
1723: 13 => 'Grade 13',
1724: 14 => '100 Level',
1725: 15 => '200 Level',
1726: 16 => '300 Level',
1727: 17 => '400 Level',
1728: 18 => 'Graduate Level');
1729: return &mt($gradelevels{$gradelevel});
1730: }
1731:
1.163 www 1732: sub select_level_form {
1733: my ($deflevel,$name)=@_;
1734: unless ($deflevel) { $deflevel=0; }
1.167 www 1735: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1736: for (my $i=0; $i<=18; $i++) {
1737: $selectform.="<option value=\"$i\" ".
1.253 albertel 1738: ($i==$deflevel ? 'selected="selected" ' : '').
1.167 www 1739: ">".&gradeleveldescription($i)."</option>\n";
1740: }
1741: $selectform.="</select>";
1742: return $selectform;
1.163 www 1743: }
1.167 www 1744:
1.35 matthew 1745: #-------------------------------------------
1746:
1.45 matthew 1747: =pod
1748:
1.648 raeburn 1749: =item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc)
1.35 matthew 1750:
1751: Returns a string containing a <select name='$name' size='1'> form to
1752: allow a user to select the domain to preform an operation in.
1753: See loncreateuser.pm for an example invocation and use.
1754:
1.90 www 1755: If the $includeempty flag is set, it also includes an empty choice ("no domain
1756: selected");
1757:
1.563 raeburn 1758: If the $showdomdesc flag is set, the domain name is followed by the domain description.
1759:
1.35 matthew 1760: =cut
1761:
1762: #-------------------------------------------
1.34 matthew 1763: sub select_dom_form {
1.563 raeburn 1764: my ($defdom,$name,$includeempty,$showdomdesc) = @_;
1.550 albertel 1765: my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
1.90 www 1766: if ($includeempty) { @domains=('',@domains); }
1.34 matthew 1767: my $selectdomain = "<select name=\"$name\" size=\"1\">\n";
1.356 albertel 1768: foreach my $dom (@domains) {
1769: $selectdomain.="<option value=\"$dom\" ".
1.563 raeburn 1770: ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
1771: if ($showdomdesc) {
1772: if ($dom ne '') {
1773: my $domdesc = &Apache::lonnet::domain($dom,'description');
1774: if ($domdesc ne '') {
1775: $selectdomain .= ' ('.$domdesc.')';
1776: }
1777: }
1778: }
1779: $selectdomain .= "</option>\n";
1.34 matthew 1780: }
1781: $selectdomain.="</select>";
1782: return $selectdomain;
1783: }
1784:
1.35 matthew 1785: #-------------------------------------------
1786:
1.45 matthew 1787: =pod
1788:
1.648 raeburn 1789: =item * &home_server_form_item($domain,$name,$defaultflag)
1.35 matthew 1790:
1.586 raeburn 1791: input: 4 arguments (two required, two optional) -
1792: $domain - domain of new user
1793: $name - name of form element
1794: $default - Value of 'default' causes a default item to be first
1795: option, and selected by default.
1796: $hide - Value of 'hide' causes hiding of the name of the server,
1797: if 1 server found, or default, if 0 found.
1.594 raeburn 1798: output: returns 2 items:
1.586 raeburn 1799: (a) form element which contains either:
1800: (i) <select name="$name">
1801: <option value="$hostid1">$hostid $servers{$hostid}</option>
1802: <option value="$hostid2">$hostid $servers{$hostid}</option>
1803: </select>
1804: form item if there are multiple library servers in $domain, or
1805: (ii) an <input type="hidden" name="$name" value="$hostid" /> form item
1806: if there is only one library server in $domain.
1807:
1808: (b) number of library servers found.
1809:
1810: See loncreateuser.pm for example of use.
1.35 matthew 1811:
1812: =cut
1813:
1814: #-------------------------------------------
1.586 raeburn 1815: sub home_server_form_item {
1816: my ($domain,$name,$default,$hide) = @_;
1.513 albertel 1817: my %servers = &Apache::lonnet::get_servers($domain,'library');
1.586 raeburn 1818: my $result;
1819: my $numlib = keys(%servers);
1820: if ($numlib > 1) {
1821: $result .= '<select name="'.$name.'" />'."\n";
1822: if ($default) {
1823: $result .= '<option value="default" selected>'.&mt('default').
1824: '</option>'."\n";
1825: }
1826: foreach my $hostid (sort(keys(%servers))) {
1827: $result.= '<option value="'.$hostid.'">'.
1828: $hostid.' '.$servers{$hostid}."</option>\n";
1829: }
1830: $result .= '</select>'."\n";
1831: } elsif ($numlib == 1) {
1832: my $hostid;
1833: foreach my $item (keys(%servers)) {
1834: $hostid = $item;
1835: }
1836: $result .= '<input type="hidden" name="'.$name.'" value="'.
1837: $hostid.'" />';
1838: if (!$hide) {
1839: $result .= $hostid.' '.$servers{$hostid};
1840: }
1841: $result .= "\n";
1842: } elsif ($default) {
1843: $result .= '<input type="hidden" name="'.$name.
1844: '" value="default" />';
1845: if (!$hide) {
1846: $result .= &mt('default');
1847: }
1848: $result .= "\n";
1.33 matthew 1849: }
1.586 raeburn 1850: return ($result,$numlib);
1.33 matthew 1851: }
1.112 bowersj2 1852:
1853: =pod
1854:
1.534 albertel 1855: =back
1856:
1.112 bowersj2 1857: =cut
1.87 matthew 1858:
1859: ###############################################################
1.112 bowersj2 1860: ## Decoding User Agent ##
1.87 matthew 1861: ###############################################################
1862:
1863: =pod
1864:
1.112 bowersj2 1865: =head1 Decoding the User Agent
1866:
1867: =over 4
1868:
1869: =item * &decode_user_agent()
1.87 matthew 1870:
1871: Inputs: $r
1872:
1873: Outputs:
1874:
1875: =over 4
1876:
1.112 bowersj2 1877: =item * $httpbrowser
1.87 matthew 1878:
1.112 bowersj2 1879: =item * $clientbrowser
1.87 matthew 1880:
1.112 bowersj2 1881: =item * $clientversion
1.87 matthew 1882:
1.112 bowersj2 1883: =item * $clientmathml
1.87 matthew 1884:
1.112 bowersj2 1885: =item * $clientunicode
1.87 matthew 1886:
1.112 bowersj2 1887: =item * $clientos
1.87 matthew 1888:
1889: =back
1890:
1.157 matthew 1891: =back
1892:
1.87 matthew 1893: =cut
1894:
1895: ###############################################################
1896: ###############################################################
1897: sub decode_user_agent {
1.247 albertel 1898: my ($r)=@_;
1.87 matthew 1899: my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
1900: my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
1901: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
1.247 albertel 1902: if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
1.87 matthew 1903: my $clientbrowser='unknown';
1904: my $clientversion='0';
1905: my $clientmathml='';
1906: my $clientunicode='0';
1907: for (my $i=0;$i<=$#browsertype;$i++) {
1908: my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
1909: if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
1910: $clientbrowser=$bname;
1911: $httpbrowser=~/$vreg/i;
1912: $clientversion=$1;
1913: $clientmathml=($clientversion>=$minv);
1914: $clientunicode=($clientversion>=$univ);
1915: }
1916: }
1917: my $clientos='unknown';
1918: if (($httpbrowser=~/linux/i) ||
1919: ($httpbrowser=~/unix/i) ||
1920: ($httpbrowser=~/ux/i) ||
1921: ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
1922: if (($httpbrowser=~/vax/i) ||
1923: ($httpbrowser=~/vms/i)) { $clientos='vms'; }
1924: if ($httpbrowser=~/next/i) { $clientos='next'; }
1925: if (($httpbrowser=~/mac/i) ||
1926: ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
1927: if ($httpbrowser=~/win/i) { $clientos='win'; }
1928: if ($httpbrowser=~/embed/i) { $clientos='pda'; }
1929: return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
1930: $clientunicode,$clientos,);
1931: }
1932:
1.32 matthew 1933: ###############################################################
1934: ## Authentication changing form generation subroutines ##
1935: ###############################################################
1936: ##
1937: ## All of the authform_xxxxxxx subroutines take their inputs in a
1938: ## hash, and have reasonable default values.
1939: ##
1940: ## formname = the name given in the <form> tag.
1.35 matthew 1941: #-------------------------------------------
1942:
1.45 matthew 1943: =pod
1944:
1.112 bowersj2 1945: =head1 Authentication Routines
1946:
1947: =over 4
1948:
1.648 raeburn 1949: =item * &authform_xxxxxx()
1.35 matthew 1950:
1951: The authform_xxxxxx subroutines provide javascript and html forms which
1952: handle some of the conveniences required for authentication forms.
1953: This is not an optimal method, but it works.
1954:
1955: =over 4
1956:
1.112 bowersj2 1957: =item * authform_header
1.35 matthew 1958:
1.112 bowersj2 1959: =item * authform_authorwarning
1.35 matthew 1960:
1.112 bowersj2 1961: =item * authform_nochange
1.35 matthew 1962:
1.112 bowersj2 1963: =item * authform_kerberos
1.35 matthew 1964:
1.112 bowersj2 1965: =item * authform_internal
1.35 matthew 1966:
1.112 bowersj2 1967: =item * authform_filesystem
1.35 matthew 1968:
1969: =back
1970:
1.648 raeburn 1971: See loncreateuser.pm for invocation and use examples.
1.157 matthew 1972:
1.35 matthew 1973: =cut
1974:
1975: #-------------------------------------------
1.32 matthew 1976: sub authform_header{
1977: my %in = (
1978: formname => 'cu',
1.80 albertel 1979: kerb_def_dom => '',
1.32 matthew 1980: @_,
1981: );
1982: $in{'formname'} = 'document.' . $in{'formname'};
1983: my $result='';
1.80 albertel 1984:
1985: #---------------------------------------------- Code for upper case translation
1986: my $Javascript_toUpperCase;
1987: unless ($in{kerb_def_dom}) {
1988: $Javascript_toUpperCase =<<"END";
1989: switch (choice) {
1990: case 'krb': currentform.elements[choicearg].value =
1991: currentform.elements[choicearg].value.toUpperCase();
1992: break;
1993: default:
1994: }
1995: END
1996: } else {
1997: $Javascript_toUpperCase = "";
1998: }
1999:
1.165 raeburn 2000: my $radioval = "'nochange'";
1.591 raeburn 2001: if (defined($in{'curr_authtype'})) {
2002: if ($in{'curr_authtype'} ne '') {
2003: $radioval = "'".$in{'curr_authtype'}."arg'";
2004: }
1.174 matthew 2005: }
1.165 raeburn 2006: my $argfield = 'null';
1.591 raeburn 2007: if (defined($in{'mode'})) {
1.165 raeburn 2008: if ($in{'mode'} eq 'modifycourse') {
1.591 raeburn 2009: if (defined($in{'curr_autharg'})) {
2010: if ($in{'curr_autharg'} ne '') {
1.165 raeburn 2011: $argfield = "'$in{'curr_autharg'}'";
2012: }
2013: }
2014: }
2015: }
2016:
1.32 matthew 2017: $result.=<<"END";
2018: var current = new Object();
1.165 raeburn 2019: current.radiovalue = $radioval;
2020: current.argfield = $argfield;
1.32 matthew 2021:
2022: function changed_radio(choice,currentform) {
2023: var choicearg = choice + 'arg';
2024: // If a radio button in changed, we need to change the argfield
2025: if (current.radiovalue != choice) {
2026: current.radiovalue = choice;
2027: if (current.argfield != null) {
2028: currentform.elements[current.argfield].value = '';
2029: }
2030: if (choice == 'nochange') {
2031: current.argfield = null;
2032: } else {
2033: current.argfield = choicearg;
2034: switch(choice) {
2035: case 'krb':
2036: currentform.elements[current.argfield].value =
2037: "$in{'kerb_def_dom'}";
2038: break;
2039: default:
2040: break;
2041: }
2042: }
2043: }
2044: return;
2045: }
1.22 www 2046:
1.32 matthew 2047: function changed_text(choice,currentform) {
2048: var choicearg = choice + 'arg';
2049: if (currentform.elements[choicearg].value !='') {
1.80 albertel 2050: $Javascript_toUpperCase
1.32 matthew 2051: // clear old field
2052: if ((current.argfield != choicearg) && (current.argfield != null)) {
2053: currentform.elements[current.argfield].value = '';
2054: }
2055: current.argfield = choicearg;
2056: }
2057: set_auth_radio_buttons(choice,currentform);
2058: return;
1.20 www 2059: }
1.32 matthew 2060:
2061: function set_auth_radio_buttons(newvalue,currentform) {
2062: var i=0;
2063: while (i < currentform.login.length) {
2064: if (currentform.login[i].value == newvalue) { break; }
2065: i++;
2066: }
2067: if (i == currentform.login.length) {
2068: return;
2069: }
2070: current.radiovalue = newvalue;
2071: currentform.login[i].checked = true;
2072: return;
2073: }
2074: END
2075: return $result;
2076: }
2077:
2078: sub authform_authorwarning{
2079: my $result='';
1.144 matthew 2080: $result='<i>'.
2081: &mt('As a general rule, only authors or co-authors should be '.
2082: 'filesystem authenticated '.
2083: '(which allows access to the server filesystem).')."</i>\n";
1.32 matthew 2084: return $result;
2085: }
2086:
2087: sub authform_nochange{
2088: my %in = (
2089: formname => 'document.cu',
2090: kerb_def_dom => 'MSU.EDU',
2091: @_,
2092: );
1.586 raeburn 2093: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
2094: my $result;
2095: if (keys(%can_assign) == 0) {
2096: $result = &mt('Under you current role you are not permitted to change login settings for this user');
2097: } else {
2098: $result = '<label>'.&mt('[_1] Do not change login data',
2099: '<input type="radio" name="login" value="nochange" '.
2100: 'checked="checked" onclick="'.
1.281 albertel 2101: "javascript:changed_radio('nochange',$in{'formname'});".'" />').
2102: '</label>';
1.586 raeburn 2103: }
1.32 matthew 2104: return $result;
2105: }
2106:
1.591 raeburn 2107: sub authform_kerberos {
1.32 matthew 2108: my %in = (
2109: formname => 'document.cu',
2110: kerb_def_dom => 'MSU.EDU',
1.80 albertel 2111: kerb_def_auth => 'krb4',
1.32 matthew 2112: @_,
2113: );
1.586 raeburn 2114: my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
2115: $autharg,$jscall);
2116: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.80 albertel 2117: if ($in{'kerb_def_auth'} eq 'krb5') {
1.586 raeburn 2118: $check5 = ' checked="on"';
1.80 albertel 2119: } else {
1.586 raeburn 2120: $check4 = ' checked="on"';
1.80 albertel 2121: }
1.165 raeburn 2122: $krbarg = $in{'kerb_def_dom'};
1.591 raeburn 2123: if (defined($in{'curr_authtype'})) {
2124: if ($in{'curr_authtype'} eq 'krb') {
1.586 raeburn 2125: $krbcheck = ' checked="on"';
1.623 raeburn 2126: if (defined($in{'mode'})) {
2127: if ($in{'mode'} eq 'modifyuser') {
2128: $krbcheck = '';
2129: }
2130: }
1.591 raeburn 2131: if (defined($in{'curr_kerb_ver'})) {
2132: if ($in{'curr_krb_ver'} eq '5') {
2133: $check5 = ' checked="on"';
2134: $check4 = '';
2135: } else {
2136: $check4 = ' checked="on"';
2137: $check5 = '';
2138: }
1.586 raeburn 2139: }
1.591 raeburn 2140: if (defined($in{'curr_autharg'})) {
1.165 raeburn 2141: $krbarg = $in{'curr_autharg'};
2142: }
1.586 raeburn 2143: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1.591 raeburn 2144: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2145: $result =
2146: &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
2147: $in{'curr_autharg'},$krbver);
2148: } else {
2149: $result =
2150: &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
2151: }
2152: return $result;
2153: }
2154: }
2155: } else {
2156: if ($authnum == 1) {
2157: $authtype = '<input type="hidden" name="login" value="krb">';
1.165 raeburn 2158: }
2159: }
1.586 raeburn 2160: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
2161: return;
1.587 raeburn 2162: } elsif ($authtype eq '') {
1.591 raeburn 2163: if (defined($in{'mode'})) {
1.587 raeburn 2164: if ($in{'mode'} eq 'modifycourse') {
2165: if ($authnum == 1) {
2166: $authtype = '<input type="hidden" name="login" value="krb">';
2167: }
2168: }
2169: }
1.586 raeburn 2170: }
2171: $jscall = "javascript:changed_radio('krb',$in{'formname'});";
2172: if ($authtype eq '') {
2173: $authtype = '<input type="radio" name="login" value="krb" '.
2174: 'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
2175: $krbcheck.' />';
2176: }
2177: if (($can_assign{'krb4'} && $can_assign{'krb5'}) ||
2178: ($can_assign{'krb4'} && !$can_assign{'krb5'} &&
2179: $in{'curr_authtype'} eq 'krb5') ||
2180: (!$can_assign{'krb4'} && $can_assign{'krb5'} &&
2181: $in{'curr_authtype'} eq 'krb4')) {
2182: $result .= &mt
1.144 matthew 2183: ('[_1] Kerberos authenticated with domain [_2] '.
1.281 albertel 2184: '[_3] Version 4 [_4] Version 5 [_5]',
1.586 raeburn 2185: '<label>'.$authtype,
1.281 albertel 2186: '</label><input type="text" size="10" name="krbarg" '.
1.165 raeburn 2187: 'value="'.$krbarg.'" '.
1.144 matthew 2188: 'onchange="'.$jscall.'" />',
1.281 albertel 2189: '<label><input type="radio" name="krbver" value="4" '.$check4.' />',
2190: '</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
2191: '</label>');
1.586 raeburn 2192: } elsif ($can_assign{'krb4'}) {
2193: $result .= &mt
2194: ('[_1] Kerberos authenticated with domain [_2] '.
2195: '[_3] Version 4 [_4]',
2196: '<label>'.$authtype,
2197: '</label><input type="text" size="10" name="krbarg" '.
2198: 'value="'.$krbarg.'" '.
2199: 'onchange="'.$jscall.'" />',
2200: '<label><input type="hidden" name="krbver" value="4" />',
2201: '</label>');
2202: } elsif ($can_assign{'krb5'}) {
2203: $result .= &mt
2204: ('[_1] Kerberos authenticated with domain [_2] '.
2205: '[_3] Version 5 [_4]',
2206: '<label>'.$authtype,
2207: '</label><input type="text" size="10" name="krbarg" '.
2208: 'value="'.$krbarg.'" '.
2209: 'onchange="'.$jscall.'" />',
2210: '<label><input type="hidden" name="krbver" value="5" />',
2211: '</label>');
2212: }
1.32 matthew 2213: return $result;
2214: }
2215:
2216: sub authform_internal{
1.586 raeburn 2217: my %in = (
1.32 matthew 2218: formname => 'document.cu',
2219: kerb_def_dom => 'MSU.EDU',
2220: @_,
2221: );
1.586 raeburn 2222: my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
2223: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2224: if (defined($in{'curr_authtype'})) {
2225: if ($in{'curr_authtype'} eq 'int') {
1.586 raeburn 2226: if ($can_assign{'int'}) {
2227: $intcheck = 'checked="on" ';
1.623 raeburn 2228: if (defined($in{'mode'})) {
2229: if ($in{'mode'} eq 'modifyuser') {
2230: $intcheck = '';
2231: }
2232: }
1.591 raeburn 2233: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2234: $intarg = $in{'curr_autharg'};
2235: }
2236: } else {
2237: $result = &mt('Currently internally authenticated.');
2238: return $result;
1.165 raeburn 2239: }
2240: }
1.586 raeburn 2241: } else {
2242: if ($authnum == 1) {
2243: $authtype = '<input type="hidden" name="login" value="int">';
2244: }
2245: }
2246: if (!$can_assign{'int'}) {
2247: return;
1.587 raeburn 2248: } elsif ($authtype eq '') {
1.591 raeburn 2249: if (defined($in{'mode'})) {
1.587 raeburn 2250: if ($in{'mode'} eq 'modifycourse') {
2251: if ($authnum == 1) {
2252: $authtype = '<input type="hidden" name="login" value="int">';
2253: }
2254: }
2255: }
1.165 raeburn 2256: }
1.586 raeburn 2257: $jscall = "javascript:changed_radio('int',$in{'formname'});";
2258: if ($authtype eq '') {
2259: $authtype = '<input type="radio" name="login" value="int" '.$intcheck.
2260: ' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
2261: }
1.605 bisitz 2262: $autharg = '<input type="password" size="10" name="intarg" value="'.
1.586 raeburn 2263: $intarg.'" onchange="'.$jscall.'" />';
2264: $result = &mt
1.144 matthew 2265: ('[_1] Internally authenticated (with initial password [_2])',
1.586 raeburn 2266: '<label>'.$authtype,'</label>'.$autharg);
1.620 www 2267: $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 2268: return $result;
2269: }
2270:
2271: sub authform_local{
2272: my %in = (
2273: formname => 'document.cu',
2274: kerb_def_dom => 'MSU.EDU',
2275: @_,
2276: );
1.586 raeburn 2277: my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
2278: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2279: if (defined($in{'curr_authtype'})) {
2280: if ($in{'curr_authtype'} eq 'loc') {
1.586 raeburn 2281: if ($can_assign{'loc'}) {
2282: $loccheck = 'checked="on" ';
1.623 raeburn 2283: if (defined($in{'mode'})) {
2284: if ($in{'mode'} eq 'modifyuser') {
2285: $loccheck = '';
2286: }
2287: }
1.591 raeburn 2288: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2289: $locarg = $in{'curr_autharg'};
2290: }
2291: } else {
2292: $result = &mt('Currently using local (institutional) authentication.');
2293: return $result;
1.165 raeburn 2294: }
2295: }
1.586 raeburn 2296: } else {
2297: if ($authnum == 1) {
2298: $authtype = '<input type="hidden" name="login" value="loc">';
2299: }
2300: }
2301: if (!$can_assign{'loc'}) {
2302: return;
1.587 raeburn 2303: } elsif ($authtype eq '') {
1.591 raeburn 2304: if (defined($in{'mode'})) {
1.587 raeburn 2305: if ($in{'mode'} eq 'modifycourse') {
2306: if ($authnum == 1) {
2307: $authtype = '<input type="hidden" name="login" value="loc">';
2308: }
2309: }
2310: }
1.165 raeburn 2311: }
1.586 raeburn 2312: $jscall = "javascript:changed_radio('loc',$in{'formname'});";
2313: if ($authtype eq '') {
2314: $authtype = '<input type="radio" name="login" value="loc" '.
2315: $loccheck.' onchange="'.$jscall.'" onclick="'.
2316: $jscall.'" />';
2317: }
2318: $autharg = '<input type="text" size="10" name="locarg" value="'.
2319: $locarg.'" onchange="'.$jscall.'" />';
2320: $result = &mt('[_1] Local Authentication with argument [_2]',
2321: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2322: return $result;
2323: }
2324:
2325: sub authform_filesystem{
2326: my %in = (
2327: formname => 'document.cu',
2328: kerb_def_dom => 'MSU.EDU',
2329: @_,
2330: );
1.586 raeburn 2331: my ($fsyscheck,$result,$authtype,$autharg,$jscall);
2332: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2333: if (defined($in{'curr_authtype'})) {
2334: if ($in{'curr_authtype'} eq 'fsys') {
1.586 raeburn 2335: if ($can_assign{'fsys'}) {
2336: $fsyscheck = 'checked="on" ';
1.623 raeburn 2337: if (defined($in{'mode'})) {
2338: if ($in{'mode'} eq 'modifyuser') {
2339: $fsyscheck = '';
2340: }
2341: }
1.586 raeburn 2342: } else {
2343: $result = &mt('Currently Filesystem Authenticated.');
2344: return $result;
2345: }
2346: }
2347: } else {
2348: if ($authnum == 1) {
2349: $authtype = '<input type="hidden" name="login" value="fsys">';
2350: }
2351: }
2352: if (!$can_assign{'fsys'}) {
2353: return;
1.587 raeburn 2354: } elsif ($authtype eq '') {
1.591 raeburn 2355: if (defined($in{'mode'})) {
1.587 raeburn 2356: if ($in{'mode'} eq 'modifycourse') {
2357: if ($authnum == 1) {
2358: $authtype = '<input type="hidden" name="login" value="fsys">';
2359: }
2360: }
2361: }
1.586 raeburn 2362: }
2363: $jscall = "javascript:changed_radio('fsys',$in{'formname'});";
2364: if ($authtype eq '') {
2365: $authtype = '<input type="radio" name="login" value="fsys" '.
2366: $fsyscheck.' onchange="'.$jscall.'" onclick="'.
2367: $jscall.'" />';
2368: }
2369: $autharg = '<input type="text" size="10" name="fsysarg" value=""'.
2370: ' onchange="'.$jscall.'" />';
2371: $result = &mt
1.144 matthew 2372: ('[_1] Filesystem Authenticated (with initial password [_2])',
1.281 albertel 2373: '<label><input type="radio" name="login" value="fsys" '.
1.586 raeburn 2374: $fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
1.605 bisitz 2375: '</label><input type="password" size="10" name="fsysarg" value="" '.
1.144 matthew 2376: 'onchange="'.$jscall.'" />');
1.32 matthew 2377: return $result;
2378: }
2379:
1.586 raeburn 2380: sub get_assignable_auth {
2381: my ($dom) = @_;
2382: if ($dom eq '') {
2383: $dom = $env{'request.role.domain'};
2384: }
2385: my %can_assign = (
2386: krb4 => 1,
2387: krb5 => 1,
2388: int => 1,
2389: loc => 1,
2390: );
2391: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
2392: if (ref($domconfig{'usercreation'}) eq 'HASH') {
2393: if (ref($domconfig{'usercreation'}{'authtypes'}) eq 'HASH') {
2394: my $authhash = $domconfig{'usercreation'}{'authtypes'};
2395: my $context;
2396: if ($env{'request.role'} =~ /^au/) {
2397: $context = 'author';
2398: } elsif ($env{'request.role'} =~ /^dc/) {
2399: $context = 'domain';
2400: } elsif ($env{'request.course.id'}) {
2401: $context = 'course';
2402: }
2403: if ($context) {
2404: if (ref($authhash->{$context}) eq 'HASH') {
2405: %can_assign = %{$authhash->{$context}};
2406: }
2407: }
2408: }
2409: }
2410: my $authnum = 0;
2411: foreach my $key (keys(%can_assign)) {
2412: if ($can_assign{$key}) {
2413: $authnum ++;
2414: }
2415: }
2416: if ($can_assign{'krb4'} && $can_assign{'krb5'}) {
2417: $authnum --;
2418: }
2419: return ($authnum,%can_assign);
2420: }
2421:
1.80 albertel 2422: ###############################################################
2423: ## Get Kerberos Defaults for Domain ##
2424: ###############################################################
2425: ##
2426: ## Returns default kerberos version and an associated argument
2427: ## as listed in file domain.tab. If not listed, provides
2428: ## appropriate default domain and kerberos version.
2429: ##
2430: #-------------------------------------------
2431:
2432: =pod
2433:
1.648 raeburn 2434: =item * &get_kerberos_defaults()
1.80 albertel 2435:
2436: get_kerberos_defaults($target_domain) returns the default kerberos
1.641 raeburn 2437: version and domain. If not found, it defaults to version 4 and the
2438: domain of the server.
1.80 albertel 2439:
1.648 raeburn 2440: =over 4
2441:
1.80 albertel 2442: ($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
2443:
1.648 raeburn 2444: =back
2445:
2446: =back
2447:
1.80 albertel 2448: =cut
2449:
2450: #-------------------------------------------
2451: sub get_kerberos_defaults {
2452: my $domain=shift;
1.641 raeburn 2453: my ($krbdef,$krbdefdom);
2454: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
2455: if (($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) {
2456: $krbdef = $domdefaults{'auth_def'};
2457: $krbdefdom = $domdefaults{'auth_arg_def'};
2458: } else {
1.80 albertel 2459: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
2460: my $krbdefdom=$1;
2461: $krbdefdom=~tr/a-z/A-Z/;
2462: $krbdef = "krb4";
2463: }
2464: return ($krbdef,$krbdefdom);
2465: }
1.112 bowersj2 2466:
1.32 matthew 2467:
1.46 matthew 2468: ###############################################################
2469: ## Thesaurus Functions ##
2470: ###############################################################
1.20 www 2471:
1.46 matthew 2472: =pod
1.20 www 2473:
1.112 bowersj2 2474: =head1 Thesaurus Functions
2475:
2476: =over 4
2477:
1.648 raeburn 2478: =item * &initialize_keywords()
1.46 matthew 2479:
2480: Initializes the package variable %Keywords if it is empty. Uses the
2481: package variable $thesaurus_db_file.
2482:
2483: =cut
2484:
2485: ###################################################
2486:
2487: sub initialize_keywords {
2488: return 1 if (scalar keys(%Keywords));
2489: # If we are here, %Keywords is empty, so fill it up
2490: # Make sure the file we need exists...
2491: if (! -e $thesaurus_db_file) {
2492: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
2493: " failed because it does not exist");
2494: return 0;
2495: }
2496: # Set up the hash as a database
2497: my %thesaurus_db;
2498: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2499: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2500: &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
2501: $thesaurus_db_file);
2502: return 0;
2503: }
2504: # Get the average number of appearances of a word.
2505: my $avecount = $thesaurus_db{'average.count'};
2506: # Put keywords (those that appear > average) into %Keywords
2507: while (my ($word,$data)=each (%thesaurus_db)) {
2508: my ($count,undef) = split /:/,$data;
2509: $Keywords{$word}++ if ($count > $avecount);
2510: }
2511: untie %thesaurus_db;
2512: # Remove special values from %Keywords.
1.356 albertel 2513: foreach my $value ('total.count','average.count') {
2514: delete($Keywords{$value}) if (exists($Keywords{$value}));
1.586 raeburn 2515: }
1.46 matthew 2516: return 1;
2517: }
2518:
2519: ###################################################
2520:
2521: =pod
2522:
1.648 raeburn 2523: =item * &keyword($word)
1.46 matthew 2524:
2525: Returns true if $word is a keyword. A keyword is a word that appears more
2526: than the average number of times in the thesaurus database. Calls
2527: &initialize_keywords
2528:
2529: =cut
2530:
2531: ###################################################
1.20 www 2532:
2533: sub keyword {
1.46 matthew 2534: return if (!&initialize_keywords());
2535: my $word=lc(shift());
2536: $word=~s/\W//g;
2537: return exists($Keywords{$word});
1.20 www 2538: }
1.46 matthew 2539:
2540: ###############################################################
2541:
2542: =pod
1.20 www 2543:
1.648 raeburn 2544: =item * &get_related_words()
1.46 matthew 2545:
1.160 matthew 2546: Look up a word in the thesaurus. Takes a scalar argument and returns
1.46 matthew 2547: an array of words. If the keyword is not in the thesaurus, an empty array
2548: will be returned. The order of the words returned is determined by the
2549: database which holds them.
2550:
2551: Uses global $thesaurus_db_file.
2552:
2553: =cut
2554:
2555: ###############################################################
2556: sub get_related_words {
2557: my $keyword = shift;
2558: my %thesaurus_db;
2559: if (! -e $thesaurus_db_file) {
2560: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
2561: "failed because the file does not exist");
2562: return ();
2563: }
2564: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2565: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2566: return ();
2567: }
2568: my @Words=();
1.429 www 2569: my $count=0;
1.46 matthew 2570: if (exists($thesaurus_db{$keyword})) {
1.356 albertel 2571: # The first element is the number of times
2572: # the word appears. We do not need it now.
1.429 www 2573: my (undef,@RelatedWords) = (split(/:/,$thesaurus_db{$keyword}));
2574: my (undef,$mostfrequentcount)=split(/\,/,$RelatedWords[0]);
2575: my $threshold=$mostfrequentcount/10;
2576: foreach my $possibleword (@RelatedWords) {
2577: my ($word,$wordcount)=split(/\,/,$possibleword);
2578: if ($wordcount>$threshold) {
2579: push(@Words,$word);
2580: $count++;
2581: if ($count>10) { last; }
2582: }
1.20 www 2583: }
2584: }
1.46 matthew 2585: untie %thesaurus_db;
2586: return @Words;
1.14 harris41 2587: }
1.46 matthew 2588:
1.112 bowersj2 2589: =pod
2590:
2591: =back
2592:
2593: =cut
1.61 www 2594:
2595: # -------------------------------------------------------------- Plaintext name
1.81 albertel 2596: =pod
2597:
1.112 bowersj2 2598: =head1 User Name Functions
2599:
2600: =over 4
2601:
1.648 raeburn 2602: =item * &plainname($uname,$udom,$first)
1.81 albertel 2603:
1.112 bowersj2 2604: Takes a users logon name and returns it as a string in
1.226 albertel 2605: "first middle last generation" form
2606: if $first is set to 'lastname' then it returns it as
2607: 'lastname generation, firstname middlename' if their is a lastname
1.81 albertel 2608:
2609: =cut
1.61 www 2610:
1.295 www 2611:
1.81 albertel 2612: ###############################################################
1.61 www 2613: sub plainname {
1.226 albertel 2614: my ($uname,$udom,$first)=@_;
1.537 albertel 2615: return if (!defined($uname) || !defined($udom));
1.295 www 2616: my %names=&getnames($uname,$udom);
1.226 albertel 2617: my $name=&Apache::lonnet::format_name($names{'firstname'},
2618: $names{'middlename'},
2619: $names{'lastname'},
2620: $names{'generation'},$first);
2621: $name=~s/^\s+//;
1.62 www 2622: $name=~s/\s+$//;
2623: $name=~s/\s+/ /g;
1.353 albertel 2624: if ($name !~ /\S/) { $name=$uname.':'.$udom; }
1.62 www 2625: return $name;
1.61 www 2626: }
1.66 www 2627:
2628: # -------------------------------------------------------------------- Nickname
1.81 albertel 2629: =pod
2630:
1.648 raeburn 2631: =item * &nickname($uname,$udom)
1.81 albertel 2632:
2633: Gets a users name and returns it as a string as
2634:
2635: ""nickname""
1.66 www 2636:
1.81 albertel 2637: if the user has a nickname or
2638:
2639: "first middle last generation"
2640:
2641: if the user does not
2642:
2643: =cut
1.66 www 2644:
2645: sub nickname {
2646: my ($uname,$udom)=@_;
1.537 albertel 2647: return if (!defined($uname) || !defined($udom));
1.295 www 2648: my %names=&getnames($uname,$udom);
1.68 albertel 2649: my $name=$names{'nickname'};
1.66 www 2650: if ($name) {
2651: $name='"'.$name.'"';
2652: } else {
2653: $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
2654: $names{'lastname'}.' '.$names{'generation'};
2655: $name=~s/\s+$//;
2656: $name=~s/\s+/ /g;
2657: }
2658: return $name;
2659: }
2660:
1.295 www 2661: sub getnames {
2662: my ($uname,$udom)=@_;
1.537 albertel 2663: return if (!defined($uname) || !defined($udom));
1.433 albertel 2664: if ($udom eq 'public' && $uname eq 'public') {
2665: return ('lastname' => &mt('Public'));
2666: }
1.295 www 2667: my $id=$uname.':'.$udom;
2668: my ($names,$cached)=&Apache::lonnet::is_cached_new('namescache',$id);
2669: if ($cached) {
2670: return %{$names};
2671: } else {
2672: my %loadnames=&Apache::lonnet::get('environment',
2673: ['firstname','middlename','lastname','generation','nickname'],
2674: $udom,$uname);
2675: &Apache::lonnet::do_cache_new('namescache',$id,\%loadnames);
2676: return %loadnames;
2677: }
2678: }
1.61 www 2679:
1.542 raeburn 2680: # -------------------------------------------------------------------- getemails
1.648 raeburn 2681:
1.542 raeburn 2682: =pod
2683:
1.648 raeburn 2684: =item * &getemails($uname,$udom)
1.542 raeburn 2685:
2686: Gets a user's email information and returns it as a hash with keys:
2687: notification, critnotification, permanentemail
2688:
2689: For notification and critnotification, values are comma-separated lists
1.648 raeburn 2690: of e-mail addresses; for permanentemail, value is a single e-mail address.
1.542 raeburn 2691:
1.648 raeburn 2692:
1.542 raeburn 2693: =cut
2694:
1.648 raeburn 2695:
1.466 albertel 2696: sub getemails {
2697: my ($uname,$udom)=@_;
2698: if ($udom eq 'public' && $uname eq 'public') {
2699: return;
2700: }
1.467 www 2701: if (!$udom) { $udom=$env{'user.domain'}; }
2702: if (!$uname) { $uname=$env{'user.name'}; }
1.466 albertel 2703: my $id=$uname.':'.$udom;
2704: my ($names,$cached)=&Apache::lonnet::is_cached_new('emailscache',$id);
2705: if ($cached) {
2706: return %{$names};
2707: } else {
2708: my %loadnames=&Apache::lonnet::get('environment',
2709: ['notification','critnotification',
2710: 'permanentemail'],
2711: $udom,$uname);
2712: &Apache::lonnet::do_cache_new('emailscache',$id,\%loadnames);
2713: return %loadnames;
2714: }
2715: }
2716:
1.551 albertel 2717: sub flush_email_cache {
2718: my ($uname,$udom)=@_;
2719: if (!$udom) { $udom =$env{'user.domain'}; }
2720: if (!$uname) { $uname=$env{'user.name'}; }
2721: return if ($udom eq 'public' && $uname eq 'public');
2722: my $id=$uname.':'.$udom;
2723: &Apache::lonnet::devalidate_cache_new('emailscache',$id);
2724: }
2725:
1.728 raeburn 2726: # -------------------------------------------------------------------- getlangs
2727:
2728: =pod
2729:
2730: =item * &getlangs($uname,$udom)
2731:
2732: Gets a user's language preference and returns it as a hash with key:
2733: language.
2734:
2735: =cut
2736:
2737:
2738: sub getlangs {
2739: my ($uname,$udom) = @_;
2740: if (!$udom) { $udom =$env{'user.domain'}; }
2741: if (!$uname) { $uname=$env{'user.name'}; }
2742: my $id=$uname.':'.$udom;
2743: my ($langs,$cached)=&Apache::lonnet::is_cached_new('userlangs',$id);
2744: if ($cached) {
2745: return %{$langs};
2746: } else {
2747: my %loadlangs=&Apache::lonnet::get('environment',['languages'],
2748: $udom,$uname);
2749: &Apache::lonnet::do_cache_new('userlangs',$id,\%loadlangs);
2750: return %loadlangs;
2751: }
2752: }
2753:
2754: sub flush_langs_cache {
2755: my ($uname,$udom)=@_;
2756: if (!$udom) { $udom =$env{'user.domain'}; }
2757: if (!$uname) { $uname=$env{'user.name'}; }
2758: return if ($udom eq 'public' && $uname eq 'public');
2759: my $id=$uname.':'.$udom;
2760: &Apache::lonnet::devalidate_cache_new('userlangs',$id);
2761: }
2762:
1.61 www 2763: # ------------------------------------------------------------------ Screenname
1.81 albertel 2764:
2765: =pod
2766:
1.648 raeburn 2767: =item * &screenname($uname,$udom)
1.81 albertel 2768:
2769: Gets a users screenname and returns it as a string
2770:
2771: =cut
1.61 www 2772:
2773: sub screenname {
2774: my ($uname,$udom)=@_;
1.258 albertel 2775: if ($uname eq $env{'user.name'} &&
2776: $udom eq $env{'user.domain'}) {return $env{'environment.screenname'};}
1.212 albertel 2777: my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
1.68 albertel 2778: return $names{'screenname'};
1.62 www 2779: }
2780:
1.212 albertel 2781:
1.62 www 2782: # ------------------------------------------------------------- Message Wrapper
2783:
2784: sub messagewrapper {
1.369 www 2785: my ($link,$username,$domain,$subject,$text)=@_;
1.62 www 2786: return
1.441 albertel 2787: '<a href="/adm/email?compose=individual&'.
2788: 'recname='.$username.'&recdom='.$domain.
2789: '&subject='.&escape($subject).'&text='.&escape($text).'" '.
1.200 matthew 2790: 'title="'.&mt('Send message').'">'.$link.'</a>';
1.74 www 2791: }
2792: # --------------------------------------------------------------- Notes Wrapper
2793:
2794: sub noteswrapper {
2795: my ($link,$un,$do)=@_;
2796: return
2797: "<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
1.62 www 2798: }
2799: # ------------------------------------------------------------- Aboutme Wrapper
2800:
2801: sub aboutmewrapper {
1.166 www 2802: my ($link,$username,$domain,$target)=@_;
1.447 raeburn 2803: if (!defined($username) && !defined($domain)) {
2804: return;
2805: }
1.205 www 2806: return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
1.454 banghart 2807: ($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';
1.62 www 2808: }
2809:
2810: # ------------------------------------------------------------ Syllabus Wrapper
2811:
2812:
2813: sub syllabuswrapper {
1.707 bisitz 2814: my ($linktext,$coursedir,$domain)=@_;
1.208 matthew 2815: return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
1.61 www 2816: }
1.14 harris41 2817:
1.208 matthew 2818: sub track_student_link {
1.268 albertel 2819: my ($linktext,$sname,$sdom,$target,$start) = @_;
2820: my $link ="/adm/trackstudent?";
1.208 matthew 2821: my $title = 'View recent activity';
2822: if (defined($sname) && $sname !~ /^\s*$/ &&
2823: defined($sdom) && $sdom !~ /^\s*$/) {
1.268 albertel 2824: $link .= "selected_student=$sname:$sdom";
1.208 matthew 2825: $title .= ' of this student';
1.268 albertel 2826: }
1.208 matthew 2827: if (defined($target) && $target !~ /^\s*$/) {
2828: $target = qq{target="$target"};
2829: } else {
2830: $target = '';
2831: }
1.268 albertel 2832: if ($start) { $link.='&start='.$start; }
1.554 albertel 2833: $title = &mt($title);
2834: $linktext = &mt($linktext);
1.448 albertel 2835: return qq{<a href="$link" title="$title" $target>$linktext</a>}.
2836: &help_open_topic('View_recent_activity');
1.208 matthew 2837: }
2838:
1.508 www 2839: # ===================================================== Display a student photo
2840:
2841:
1.509 albertel 2842: sub student_image_tag {
1.508 www 2843: my ($domain,$user)=@_;
2844: my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
2845: if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
2846: return '<img src="'.$imgsrc.'" align="right" />';
2847: } else {
2848: return '';
2849: }
2850: }
2851:
1.112 bowersj2 2852: =pod
2853:
2854: =back
2855:
2856: =head1 Access .tab File Data
2857:
2858: =over 4
2859:
1.648 raeburn 2860: =item * &languageids()
1.112 bowersj2 2861:
2862: returns list of all language ids
2863:
2864: =cut
2865:
1.14 harris41 2866: sub languageids {
1.16 harris41 2867: return sort(keys(%language));
1.14 harris41 2868: }
2869:
1.112 bowersj2 2870: =pod
2871:
1.648 raeburn 2872: =item * &languagedescription()
1.112 bowersj2 2873:
2874: returns description of a specified language id
2875:
2876: =cut
2877:
1.14 harris41 2878: sub languagedescription {
1.125 www 2879: my $code=shift;
2880: return ($supported_language{$code}?'* ':'').
2881: $language{$code}.
1.126 www 2882: ($supported_language{$code}?' ('.&mt('interface available').')':'');
1.145 www 2883: }
2884:
2885: sub plainlanguagedescription {
2886: my $code=shift;
2887: return $language{$code};
2888: }
2889:
2890: sub supportedlanguagecode {
2891: my $code=shift;
2892: return $supported_language{$code};
1.97 www 2893: }
2894:
1.112 bowersj2 2895: =pod
2896:
1.648 raeburn 2897: =item * ©rightids()
1.112 bowersj2 2898:
2899: returns list of all copyrights
2900:
2901: =cut
2902:
2903: sub copyrightids {
2904: return sort(keys(%cprtag));
2905: }
2906:
2907: =pod
2908:
1.648 raeburn 2909: =item * ©rightdescription()
1.112 bowersj2 2910:
2911: returns description of a specified copyright id
2912:
2913: =cut
2914:
2915: sub copyrightdescription {
1.166 www 2916: return &mt($cprtag{shift(@_)});
1.112 bowersj2 2917: }
1.197 matthew 2918:
2919: =pod
2920:
1.648 raeburn 2921: =item * &source_copyrightids()
1.192 taceyjo1 2922:
2923: returns list of all source copyrights
2924:
2925: =cut
2926:
2927: sub source_copyrightids {
2928: return sort(keys(%scprtag));
2929: }
2930:
2931: =pod
2932:
1.648 raeburn 2933: =item * &source_copyrightdescription()
1.192 taceyjo1 2934:
2935: returns description of a specified source copyright id
2936:
2937: =cut
2938:
2939: sub source_copyrightdescription {
2940: return &mt($scprtag{shift(@_)});
2941: }
1.112 bowersj2 2942:
2943: =pod
2944:
1.648 raeburn 2945: =item * &filecategories()
1.112 bowersj2 2946:
2947: returns list of all file categories
2948:
2949: =cut
2950:
2951: sub filecategories {
2952: return sort(keys(%category_extensions));
2953: }
2954:
2955: =pod
2956:
1.648 raeburn 2957: =item * &filecategorytypes()
1.112 bowersj2 2958:
2959: returns list of file types belonging to a given file
2960: category
2961:
2962: =cut
2963:
2964: sub filecategorytypes {
1.356 albertel 2965: my ($cat) = @_;
2966: return @{$category_extensions{lc($cat)}};
1.112 bowersj2 2967: }
2968:
2969: =pod
2970:
1.648 raeburn 2971: =item * &fileembstyle()
1.112 bowersj2 2972:
2973: returns embedding style for a specified file type
2974:
2975: =cut
2976:
2977: sub fileembstyle {
2978: return $fe{lc(shift(@_))};
1.169 www 2979: }
2980:
1.351 www 2981: sub filemimetype {
2982: return $fm{lc(shift(@_))};
2983: }
2984:
1.169 www 2985:
2986: sub filecategoryselect {
2987: my ($name,$value)=@_;
1.189 matthew 2988: return &select_form($value,$name,
1.169 www 2989: '' => &mt('Any category'),
2990: map { $_,$_ } sort(keys(%category_extensions)));
1.112 bowersj2 2991: }
2992:
2993: =pod
2994:
1.648 raeburn 2995: =item * &filedescription()
1.112 bowersj2 2996:
2997: returns description for a specified file type
2998:
2999: =cut
3000:
3001: sub filedescription {
1.188 matthew 3002: my $file_description = $fd{lc(shift())};
3003: $file_description =~ s:([\[\]]):~$1:g;
3004: return &mt($file_description);
1.112 bowersj2 3005: }
3006:
3007: =pod
3008:
1.648 raeburn 3009: =item * &filedescriptionex()
1.112 bowersj2 3010:
3011: returns description for a specified file type with
3012: extra formatting
3013:
3014: =cut
3015:
3016: sub filedescriptionex {
3017: my $ex=shift;
1.188 matthew 3018: my $file_description = $fd{lc($ex)};
3019: $file_description =~ s:([\[\]]):~$1:g;
3020: return '.'.$ex.' '.&mt($file_description);
1.112 bowersj2 3021: }
3022:
3023: # End of .tab access
3024: =pod
3025:
3026: =back
3027:
3028: =cut
3029:
3030: # ------------------------------------------------------------------ File Types
3031: sub fileextensions {
3032: return sort(keys(%fe));
3033: }
3034:
1.97 www 3035: # ----------------------------------------------------------- Display Languages
3036: # returns a hash with all desired display languages
3037: #
3038:
3039: sub display_languages {
3040: my %languages=();
1.695 raeburn 3041: foreach my $lang (&Apache::lonlocal::preferred_languages()) {
1.356 albertel 3042: $languages{$lang}=1;
1.97 www 3043: }
3044: &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
1.258 albertel 3045: if ($env{'form.displaylanguage'}) {
1.356 albertel 3046: foreach my $lang (split(/\s*(\,|\;|\:)\s*/,$env{'form.displaylanguage'})) {
3047: $languages{$lang}=1;
1.97 www 3048: }
3049: }
3050: return %languages;
1.14 harris41 3051: }
3052:
1.582 albertel 3053: sub languages {
3054: my ($possible_langs) = @_;
1.695 raeburn 3055: my @preferred_langs = &Apache::lonlocal::preferred_languages();
1.582 albertel 3056: if (!ref($possible_langs)) {
3057: if( wantarray ) {
3058: return @preferred_langs;
3059: } else {
3060: return $preferred_langs[0];
3061: }
3062: }
3063: my %possibilities = map { $_ => 1 } (@$possible_langs);
3064: my @preferred_possibilities;
3065: foreach my $preferred_lang (@preferred_langs) {
3066: if (exists($possibilities{$preferred_lang})) {
3067: push(@preferred_possibilities, $preferred_lang);
3068: }
3069: }
3070: if( wantarray ) {
3071: return @preferred_possibilities;
3072: }
3073: return $preferred_possibilities[0];
3074: }
3075:
1.112 bowersj2 3076: ###############################################################
3077: ## Student Answer Attempts ##
3078: ###############################################################
3079:
3080: =pod
3081:
3082: =head1 Alternate Problem Views
3083:
3084: =over 4
3085:
1.648 raeburn 3086: =item * &get_previous_attempt($symb, $username, $domain, $course,
1.112 bowersj2 3087: $getattempt, $regexp, $gradesub)
3088:
3089: Return string with previous attempt on problem. Arguments:
3090:
3091: =over 4
3092:
3093: =item * $symb: Problem, including path
3094:
3095: =item * $username: username of the desired student
3096:
3097: =item * $domain: domain of the desired student
1.14 harris41 3098:
1.112 bowersj2 3099: =item * $course: Course ID
1.14 harris41 3100:
1.112 bowersj2 3101: =item * $getattempt: Leave blank for all attempts, otherwise put
3102: something
1.14 harris41 3103:
1.112 bowersj2 3104: =item * $regexp: if string matches this regexp, the string will be
3105: sent to $gradesub
1.14 harris41 3106:
1.112 bowersj2 3107: =item * $gradesub: routine that processes the string if it matches $regexp
1.14 harris41 3108:
1.112 bowersj2 3109: =back
1.14 harris41 3110:
1.112 bowersj2 3111: The output string is a table containing all desired attempts, if any.
1.16 harris41 3112:
1.112 bowersj2 3113: =cut
1.1 albertel 3114:
3115: sub get_previous_attempt {
1.43 ng 3116: my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
1.1 albertel 3117: my $prevattempts='';
1.43 ng 3118: no strict 'refs';
1.1 albertel 3119: if ($symb) {
1.3 albertel 3120: my (%returnhash)=
3121: &Apache::lonnet::restore($symb,$course,$domain,$username);
1.1 albertel 3122: if ($returnhash{'version'}) {
3123: my %lasthash=();
3124: my $version;
3125: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.356 albertel 3126: foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {
3127: $lasthash{$key}=$returnhash{$version.':'.$key};
1.19 harris41 3128: }
1.1 albertel 3129: }
1.596 albertel 3130: $prevattempts=&start_data_table().&start_data_table_header_row();
3131: $prevattempts.='<th>'.&mt('History').'</th>';
1.356 albertel 3132: foreach my $key (sort(keys(%lasthash))) {
3133: my ($ign,@parts) = split(/\./,$key);
1.41 ng 3134: if ($#parts > 0) {
1.31 albertel 3135: my $data=$parts[-1];
3136: pop(@parts);
1.596 albertel 3137: $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.' </th>';
1.31 albertel 3138: } else {
1.41 ng 3139: if ($#parts == 0) {
3140: $prevattempts.='<th>'.$parts[0].'</th>';
3141: } else {
3142: $prevattempts.='<th>'.$ign.'</th>';
3143: }
1.31 albertel 3144: }
1.16 harris41 3145: }
1.596 albertel 3146: $prevattempts.=&end_data_table_header_row();
1.40 ng 3147: if ($getattempt eq '') {
3148: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.596 albertel 3149: $prevattempts.=&start_data_table_row().
3150: '<td>'.&mt('Transaction [_1]',$version).'</td>';
1.356 albertel 3151: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3152: my $value = &format_previous_attempt_value($key,
3153: $returnhash{$version.':'.$key});
3154: $prevattempts.='<td>'.$value.' </td>';
1.40 ng 3155: }
1.596 albertel 3156: $prevattempts.=&end_data_table_row();
1.40 ng 3157: }
1.1 albertel 3158: }
1.596 albertel 3159: $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
1.356 albertel 3160: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3161: my $value = &format_previous_attempt_value($key,$lasthash{$key});
1.356 albertel 3162: if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
1.40 ng 3163: $prevattempts.='<td>'.$value.' </td>';
1.16 harris41 3164: }
1.596 albertel 3165: $prevattempts.= &end_data_table_row().&end_data_table();
1.1 albertel 3166: } else {
1.596 albertel 3167: $prevattempts=
3168: &start_data_table().&start_data_table_row().
3169: '<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
3170: &end_data_table_row().&end_data_table();
1.1 albertel 3171: }
3172: } else {
1.596 albertel 3173: $prevattempts=
3174: &start_data_table().&start_data_table_row().
3175: '<td>'.&mt('No data.').'</td>'.
3176: &end_data_table_row().&end_data_table();
1.1 albertel 3177: }
1.10 albertel 3178: }
3179:
1.581 albertel 3180: sub format_previous_attempt_value {
3181: my ($key,$value) = @_;
3182: if ($key =~ /timestamp/) {
3183: $value = &Apache::lonlocal::locallocaltime($value);
3184: } elsif (ref($value) eq 'ARRAY') {
3185: $value = '('.join(', ', @{ $value }).')';
3186: } else {
3187: $value = &unescape($value);
3188: }
3189: return $value;
3190: }
3191:
3192:
1.107 albertel 3193: sub relative_to_absolute {
3194: my ($url,$output)=@_;
3195: my $parser=HTML::TokeParser->new(\$output);
3196: my $token;
3197: my $thisdir=$url;
3198: my @rlinks=();
3199: while ($token=$parser->get_token) {
3200: if ($token->[0] eq 'S') {
3201: if ($token->[1] eq 'a') {
3202: if ($token->[2]->{'href'}) {
3203: $rlinks[$#rlinks+1]=$token->[2]->{'href'};
3204: }
3205: } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
3206: $rlinks[$#rlinks+1]=$token->[2]->{'src'};
3207: } elsif ($token->[1] eq 'base') {
3208: $thisdir=$token->[2]->{'href'};
3209: }
3210: }
3211: }
3212: $thisdir=~s-/[^/]*$--;
1.356 albertel 3213: foreach my $link (@rlinks) {
1.726 raeburn 3214: unless (($link=~/^https?\:\/\//i) ||
1.356 albertel 3215: ($link=~/^\//) ||
3216: ($link=~/^javascript:/i) ||
3217: ($link=~/^mailto:/i) ||
3218: ($link=~/^\#/)) {
3219: my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
3220: $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
1.107 albertel 3221: }
3222: }
3223: # -------------------------------------------------- Deal with Applet codebases
3224: $output=~s/(\<applet[^\>]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
3225: return $output;
3226: }
3227:
1.112 bowersj2 3228: =pod
3229:
1.648 raeburn 3230: =item * &get_student_view()
1.112 bowersj2 3231:
3232: show a snapshot of what student was looking at
3233:
3234: =cut
3235:
1.10 albertel 3236: sub get_student_view {
1.186 albertel 3237: my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
1.114 www 3238: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3239: my (%form);
1.10 albertel 3240: my @elements=('symb','courseid','domain','username');
3241: foreach my $element (@elements) {
1.186 albertel 3242: $form{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3243: }
1.186 albertel 3244: if (defined($moreenv)) {
3245: %form=(%form,%{$moreenv});
3246: }
1.236 albertel 3247: if (defined($target)) { $form{'grade_target'} = $target; }
1.107 albertel 3248: $feedurl=&Apache::lonnet::clutter($feedurl);
1.650 www 3249: my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
1.11 albertel 3250: $userview=~s/\<body[^\>]*\>//gi;
3251: $userview=~s/\<\/body\>//gi;
3252: $userview=~s/\<html\>//gi;
3253: $userview=~s/\<\/html\>//gi;
3254: $userview=~s/\<head\>//gi;
3255: $userview=~s/\<\/head\>//gi;
3256: $userview=~s/action\s*\=/would_be_action\=/gi;
1.107 albertel 3257: $userview=&relative_to_absolute($feedurl,$userview);
1.650 www 3258: if (wantarray) {
3259: return ($userview,$response);
3260: } else {
3261: return $userview;
3262: }
3263: }
3264:
3265: sub get_student_view_with_retries {
3266: my ($symb,$retries,$username,$domain,$courseid,$target,$moreenv) = @_;
3267:
3268: my $ok = 0; # True if we got a good response.
3269: my $content;
3270: my $response;
3271:
3272: # Try to get the student_view done. within the retries count:
3273:
3274: do {
3275: ($content, $response) = &get_student_view($symb,$username,$domain,$courseid,$target,$moreenv);
3276: $ok = $response->is_success;
3277: if (!$ok) {
3278: &Apache::lonnet::logthis("Failed get_student_view_with_retries on $symb: ".$response->is_success.', '.$response->code.', '.$response->message);
3279: }
3280: $retries--;
3281: } while (!$ok && ($retries > 0));
3282:
3283: if (!$ok) {
3284: $content = ''; # On error return an empty content.
3285: }
1.651 www 3286: if (wantarray) {
3287: return ($content, $response);
3288: } else {
3289: return $content;
3290: }
1.11 albertel 3291: }
3292:
1.112 bowersj2 3293: =pod
3294:
1.648 raeburn 3295: =item * &get_student_answers()
1.112 bowersj2 3296:
3297: show a snapshot of how student was answering problem
3298:
3299: =cut
3300:
1.11 albertel 3301: sub get_student_answers {
1.100 sakharuk 3302: my ($symb,$username,$domain,$courseid,%form) = @_;
1.114 www 3303: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3304: my (%moreenv);
1.11 albertel 3305: my @elements=('symb','courseid','domain','username');
3306: foreach my $element (@elements) {
1.186 albertel 3307: $moreenv{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3308: }
1.186 albertel 3309: $moreenv{'grade_target'}='answer';
3310: %moreenv=(%form,%moreenv);
1.497 raeburn 3311: $feedurl = &Apache::lonnet::clutter($feedurl);
3312: my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
1.10 albertel 3313: return $userview;
1.1 albertel 3314: }
1.116 albertel 3315:
3316: =pod
3317:
3318: =item * &submlink()
3319:
1.242 albertel 3320: Inputs: $text $uname $udom $symb $target
1.116 albertel 3321:
3322: Returns: A link to grades.pm such as to see the SUBM view of a student
3323:
3324: =cut
3325:
3326: ###############################################
3327: sub submlink {
1.242 albertel 3328: my ($text,$uname,$udom,$symb,$target)=@_;
1.116 albertel 3329: if (!($uname && $udom)) {
3330: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3331: &Apache::lonnet::whichuser($symb);
1.116 albertel 3332: if (!$symb) { $symb=$cursymb; }
3333: }
1.254 matthew 3334: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3335: $symb=&escape($symb);
1.242 albertel 3336: if ($target) { $target="target=\"$target\""; }
3337: return '<a href="/adm/grades?&command=submission&'.
3338: 'symb='.$symb.'&student='.$uname.
3339: '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
3340: }
3341: ##############################################
3342:
3343: =pod
3344:
3345: =item * &pgrdlink()
3346:
3347: Inputs: $text $uname $udom $symb $target
3348:
3349: Returns: A link to grades.pm such as to see the PGRD view of a student
3350:
3351: =cut
3352:
3353: ###############################################
3354: sub pgrdlink {
3355: my $link=&submlink(@_);
3356: $link=~s/(&command=submission)/$1&showgrading=yes/;
3357: return $link;
3358: }
3359: ##############################################
3360:
3361: =pod
3362:
3363: =item * &pprmlink()
3364:
3365: Inputs: $text $uname $udom $symb $target
3366:
3367: Returns: A link to parmset.pm such as to see the PPRM view of a
1.283 albertel 3368: student and a specific resource
1.242 albertel 3369:
3370: =cut
3371:
3372: ###############################################
3373: sub pprmlink {
3374: my ($text,$uname,$udom,$symb,$target)=@_;
3375: if (!($uname && $udom)) {
3376: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3377: &Apache::lonnet::whichuser($symb);
1.242 albertel 3378: if (!$symb) { $symb=$cursymb; }
3379: }
1.254 matthew 3380: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3381: $symb=&escape($symb);
1.242 albertel 3382: if ($target) { $target="target=\"$target\""; }
1.595 albertel 3383: return '<a href="/adm/parmset?command=set&'.
3384: 'symb='.$symb.'&uname='.$uname.
3385: '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
1.116 albertel 3386: }
3387: ##############################################
1.37 matthew 3388:
1.112 bowersj2 3389: =pod
3390:
3391: =back
3392:
3393: =cut
3394:
1.37 matthew 3395: ###############################################
1.51 www 3396:
3397:
3398: sub timehash {
1.687 raeburn 3399: my ($thistime) = @_;
3400: my $timezone = &Apache::lonlocal::gettimezone();
3401: my $dt = DateTime->from_epoch(epoch => $thistime)
3402: ->set_time_zone($timezone);
3403: my $wday = $dt->day_of_week();
3404: if ($wday == 7) { $wday = 0; }
3405: return ( 'second' => $dt->second(),
3406: 'minute' => $dt->minute(),
3407: 'hour' => $dt->hour(),
3408: 'day' => $dt->day_of_month(),
3409: 'month' => $dt->month(),
3410: 'year' => $dt->year(),
3411: 'weekday' => $wday,
3412: 'dayyear' => $dt->day_of_year(),
3413: 'dlsav' => $dt->is_dst() );
1.51 www 3414: }
3415:
1.370 www 3416: sub utc_string {
3417: my ($date)=@_;
1.371 www 3418: return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
1.370 www 3419: }
3420:
1.51 www 3421: sub maketime {
3422: my %th=@_;
1.687 raeburn 3423: my ($epoch_time,$timezone,$dt);
3424: $timezone = &Apache::lonlocal::gettimezone();
3425: eval {
3426: $dt = DateTime->new( year => $th{'year'},
3427: month => $th{'month'},
3428: day => $th{'day'},
3429: hour => $th{'hour'},
3430: minute => $th{'minute'},
3431: second => $th{'second'},
3432: time_zone => $timezone,
3433: );
3434: };
3435: if (!$@) {
3436: $epoch_time = $dt->epoch;
3437: if ($epoch_time) {
3438: return $epoch_time;
3439: }
3440: }
1.51 www 3441: return POSIX::mktime(
3442: ($th{'seconds'},$th{'minutes'},$th{'hours'},
1.210 www 3443: $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
1.70 www 3444: }
3445:
3446: #########################################
1.51 www 3447:
3448: sub findallcourses {
1.482 raeburn 3449: my ($roles,$uname,$udom) = @_;
1.355 albertel 3450: my %roles;
3451: if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
1.348 albertel 3452: my %courses;
1.51 www 3453: my $now=time;
1.482 raeburn 3454: if (!defined($uname)) {
3455: $uname = $env{'user.name'};
3456: }
3457: if (!defined($udom)) {
3458: $udom = $env{'user.domain'};
3459: }
3460: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
3461: my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
3462: if (!%roles) {
3463: %roles = (
3464: cc => 1,
3465: in => 1,
3466: ep => 1,
3467: ta => 1,
3468: cr => 1,
3469: st => 1,
3470: );
3471: }
3472: foreach my $entry (keys(%roleshash)) {
3473: my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry});
3474: if ($trole =~ /^cr/) {
3475: next if (!exists($roles{$trole}) && !exists($roles{'cr'}));
3476: } else {
3477: next if (!exists($roles{$trole}));
3478: }
3479: if ($tend) {
3480: next if ($tend < $now);
3481: }
3482: if ($tstart) {
3483: next if ($tstart > $now);
3484: }
3485: my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec);
3486: (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry);
3487: if ($secpart eq '') {
3488: ($cnum,$role) = split(/_/,$cnumpart);
3489: $sec = 'none';
3490: $realsec = '';
3491: } else {
3492: $cnum = $cnumpart;
3493: ($sec,$role) = split(/_/,$secpart);
3494: $realsec = $sec;
1.490 raeburn 3495: }
1.482 raeburn 3496: $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec;
3497: }
3498: } else {
3499: foreach my $key (keys(%env)) {
1.483 albertel 3500: if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} ||
3501: $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) {
1.482 raeburn 3502: my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4);
3503: next if ($role eq 'ca' || $role eq 'aa');
3504: next if (%roles && !exists($roles{$role}));
3505: my ($starttime,$endtime)=split(/\./,$env{$key});
3506: my $active=1;
3507: if ($starttime) {
3508: if ($now<$starttime) { $active=0; }
3509: }
3510: if ($endtime) {
3511: if ($now>$endtime) { $active=0; }
3512: }
3513: if ($active) {
3514: if ($sec eq '') {
3515: $sec = 'none';
3516: }
3517: $courses{$cdom.'_'.$cnum}{$sec} =
3518: $role.'/'.$cdom.'/'.$cnum.'/'.$sec;
1.474 raeburn 3519: }
3520: }
1.51 www 3521: }
3522: }
1.474 raeburn 3523: return %courses;
1.51 www 3524: }
1.37 matthew 3525:
1.54 www 3526: ###############################################
1.474 raeburn 3527:
3528: sub blockcheck {
1.482 raeburn 3529: my ($setters,$activity,$uname,$udom) = @_;
1.490 raeburn 3530:
3531: if (!defined($udom)) {
3532: $udom = $env{'user.domain'};
3533: }
3534: if (!defined($uname)) {
3535: $uname = $env{'user.name'};
3536: }
3537:
3538: # If uname and udom are for a course, check for blocks in the course.
3539:
3540: if (&Apache::lonnet::is_course($udom,$uname)) {
3541: my %records = &Apache::lonnet::dump('comm_block',$udom,$uname);
1.502 raeburn 3542: my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname);
1.490 raeburn 3543: return ($startblock,$endblock);
3544: }
1.474 raeburn 3545:
1.502 raeburn 3546: my $startblock = 0;
3547: my $endblock = 0;
1.482 raeburn 3548: my %live_courses = &findallcourses(undef,$uname,$udom);
1.474 raeburn 3549:
1.490 raeburn 3550: # If uname is for a user, and activity is course-specific, i.e.,
3551: # boards, chat or groups, check for blocking in current course only.
1.474 raeburn 3552:
1.490 raeburn 3553: if (($activity eq 'boards' || $activity eq 'chat' ||
3554: $activity eq 'groups') && ($env{'request.course.id'})) {
3555: foreach my $key (keys(%live_courses)) {
3556: if ($key ne $env{'request.course.id'}) {
3557: delete($live_courses{$key});
3558: }
3559: }
3560: }
3561:
3562: my $otheruser = 0;
3563: my %own_courses;
3564: if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) {
3565: # Resource belongs to user other than current user.
3566: $otheruser = 1;
3567: # Gather courses for current user
3568: %own_courses =
3569: &findallcourses(undef,$env{'user.name'},$env{'user.domain'});
3570: }
3571:
3572: # Gather active course roles - course coordinator, instructor,
3573: # exam proctor, ta, student, or custom role.
1.474 raeburn 3574:
3575: foreach my $course (keys(%live_courses)) {
1.482 raeburn 3576: my ($cdom,$cnum);
3577: if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) {
3578: $cdom = $env{'course.'.$course.'.domain'};
3579: $cnum = $env{'course.'.$course.'.num'};
3580: } else {
1.490 raeburn 3581: ($cdom,$cnum) = split(/_/,$course);
1.482 raeburn 3582: }
3583: my $no_ownblock = 0;
3584: my $no_userblock = 0;
1.533 raeburn 3585: if ($otheruser && $activity ne 'com') {
1.490 raeburn 3586: # Check if current user has 'evb' priv for this
3587: if (defined($own_courses{$course})) {
3588: foreach my $sec (keys(%{$own_courses{$course}})) {
3589: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
3590: if ($sec ne 'none') {
3591: $checkrole .= '/'.$sec;
3592: }
3593: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3594: $no_ownblock = 1;
3595: last;
3596: }
3597: }
3598: }
3599: # if they have 'evb' priv and are currently not playing student
3600: next if (($no_ownblock) &&
3601: ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));
3602: }
1.474 raeburn 3603: foreach my $sec (keys(%{$live_courses{$course}})) {
1.482 raeburn 3604: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
1.474 raeburn 3605: if ($sec ne 'none') {
1.482 raeburn 3606: $checkrole .= '/'.$sec;
1.474 raeburn 3607: }
1.490 raeburn 3608: if ($otheruser) {
3609: # Resource belongs to user other than current user.
3610: # Assemble privs for that user, and check for 'evb' priv.
1.482 raeburn 3611: my ($trole,$tdom,$tnum,$tsec);
3612: my $entry = $live_courses{$course}{$sec};
3613: if ($entry =~ /^cr/) {
3614: ($trole,$tdom,$tnum,$tsec) =
3615: ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|);
3616: } else {
3617: ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry);
3618: }
3619: my ($spec,$area,$trest,%allroles,%userroles);
3620: $area = '/'.$tdom.'/'.$tnum;
3621: $trest = $tnum;
3622: if ($tsec ne '') {
3623: $area .= '/'.$tsec;
3624: $trest .= '/'.$tsec;
3625: }
3626: $spec = $trole.'.'.$area;
3627: if ($trole =~ /^cr/) {
3628: &Apache::lonnet::custom_roleprivs(\%allroles,$trole,
3629: $tdom,$spec,$trest,$area);
3630: } else {
3631: &Apache::lonnet::standard_roleprivs(\%allroles,$trole,
3632: $tdom,$spec,$trest,$area);
3633: }
3634: my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
1.486 raeburn 3635: if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
3636: if ($1) {
3637: $no_userblock = 1;
3638: last;
3639: }
3640: }
1.490 raeburn 3641: } else {
3642: # Resource belongs to current user
3643: # Check for 'evb' priv via lonnet::allowed().
1.482 raeburn 3644: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3645: $no_ownblock = 1;
3646: last;
3647: }
1.474 raeburn 3648: }
3649: }
3650: # if they have the evb priv and are currently not playing student
1.482 raeburn 3651: next if (($no_ownblock) &&
1.491 albertel 3652: ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
1.482 raeburn 3653: next if ($no_userblock);
1.474 raeburn 3654:
1.490 raeburn 3655: # Retrieve blocking times and identity of blocker for course
3656: # of specified user, unless user has 'evb' privilege.
1.502 raeburn 3657:
3658: my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
3659: if (($start != 0) &&
3660: (($startblock == 0) || ($startblock > $start))) {
3661: $startblock = $start;
3662: }
3663: if (($end != 0) &&
3664: (($endblock == 0) || ($endblock < $end))) {
3665: $endblock = $end;
3666: }
1.490 raeburn 3667: }
3668: return ($startblock,$endblock);
3669: }
3670:
3671: sub get_blocks {
3672: my ($setters,$activity,$cdom,$cnum) = @_;
3673: my $startblock = 0;
3674: my $endblock = 0;
3675: my $course = $cdom.'_'.$cnum;
3676: $setters->{$course} = {};
3677: $setters->{$course}{'staff'} = [];
3678: $setters->{$course}{'times'} = [];
3679: my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
3680: foreach my $record (keys(%records)) {
3681: my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);
3682: if ($start <= time && $end >= time) {
3683: my ($staff_name,$staff_dom,$title,$blocks) =
3684: &parse_block_record($records{$record});
3685: if ($blocks->{$activity} eq 'on') {
3686: push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]);
3687: push(@{$$setters{$course}{'times'}}, [$start,$end]);
1.491 albertel 3688: if ( ($startblock == 0) || ($startblock > $start) ) {
3689: $startblock = $start;
1.490 raeburn 3690: }
1.491 albertel 3691: if ( ($endblock == 0) || ($endblock < $end) ) {
3692: $endblock = $end;
1.474 raeburn 3693: }
3694: }
3695: }
3696: }
3697: return ($startblock,$endblock);
3698: }
3699:
3700: sub parse_block_record {
3701: my ($record) = @_;
3702: my ($setuname,$setudom,$title,$blocks);
3703: if (ref($record) eq 'HASH') {
3704: ($setuname,$setudom) = split(/:/,$record->{'setter'});
3705: $title = &unescape($record->{'event'});
3706: $blocks = $record->{'blocks'};
3707: } else {
3708: my @data = split(/:/,$record,3);
3709: if (scalar(@data) eq 2) {
3710: $title = $data[1];
3711: ($setuname,$setudom) = split(/@/,$data[0]);
3712: } else {
3713: ($setuname,$setudom,$title) = @data;
3714: }
3715: $blocks = { 'com' => 'on' };
3716: }
3717: return ($setuname,$setudom,$title,$blocks);
3718: }
3719:
3720: sub build_block_table {
3721: my ($startblock,$endblock,$setters) = @_;
3722: my %lt = &Apache::lonlocal::texthash(
3723: 'cacb' => 'Currently active communication blocks',
3724: 'cour' => 'Course',
3725: 'dura' => 'Duration',
3726: 'blse' => 'Block set by'
3727: );
3728: my $output;
1.476 raeburn 3729: $output = '<br />'.$lt{'cacb'}.':<br />';
1.474 raeburn 3730: $output .= &start_data_table();
3731: $output .= '
3732: <tr>
3733: <th>'.$lt{'cour'}.'</th>
3734: <th>'.$lt{'dura'}.'</th>
3735: <th>'.$lt{'blse'}.'</th>
3736: </tr>
3737: ';
3738: foreach my $course (keys(%{$setters})) {
3739: my %courseinfo=&Apache::lonnet::coursedescription($course);
3740: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
3741: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
1.490 raeburn 3742: my $fullname = &plainname($uname,$udom);
3743: if (defined($env{'user.name'}) && defined($env{'user.domain'})
3744: && $env{'user.name'} ne 'public'
3745: && $env{'user.domain'} ne 'public') {
3746: $fullname = &aboutmewrapper($fullname,$uname,$udom);
3747: }
1.474 raeburn 3748: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
3749: $openblock = &Apache::lonlocal::locallocaltime($openblock);
3750: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
3751: $output .= &Apache::loncommon::start_data_table_row().
3752: '<td>'.$courseinfo{'description'}.'</td>'.
3753: '<td>'.$openblock.' to '.$closeblock.'</td>'.
1.490 raeburn 3754: '<td>'.$fullname.'</td>'.
1.474 raeburn 3755: &Apache::loncommon::end_data_table_row();
3756: }
3757: }
3758: $output .= &end_data_table();
3759: }
3760:
1.490 raeburn 3761: sub blocking_status {
3762: my ($activity,$uname,$udom) = @_;
3763: my %setters;
3764: my ($blocked,$output,$ownitem,$is_course);
3765: my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
3766: if ($startblock && $endblock) {
3767: $blocked = 1;
3768: if (wantarray) {
3769: my $category;
3770: if ($activity eq 'boards') {
3771: $category = 'Discussion posts in this course';
3772: } elsif ($activity eq 'blogs') {
3773: $category = 'Blogs';
3774: } elsif ($activity eq 'port') {
3775: if (defined($uname) && defined($udom)) {
3776: if ($uname eq $env{'user.name'} &&
3777: $udom eq $env{'user.domain'}) {
3778: $ownitem = 1;
3779: }
3780: }
3781: $is_course = &Apache::lonnet::is_course($udom,$uname);
3782: if ($ownitem) {
3783: $category = 'Your portfolio files';
3784: } elsif ($is_course) {
3785: my $coursedesc;
3786: foreach my $course (keys(%setters)) {
3787: my %courseinfo =
3788: &Apache::lonnet::coursedescription($course);
3789: $coursedesc = $courseinfo{'description'};
3790: }
3791: $category = "Group files in the course '$coursedesc'";
3792: } else {
3793: $category = 'Portfolio files belonging to ';
3794: if ($env{'user.name'} eq 'public' &&
3795: $env{'user.domain'} eq 'public') {
3796: $category .= &plainname($uname,$udom);
3797: } else {
3798: $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);
3799: }
3800: }
3801: } elsif ($activity eq 'groups') {
3802: $category = 'Groups in this course';
3803: }
3804: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
3805: my $showend = &Apache::lonlocal::locallocaltime($endblock);
3806: $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
3807: if (!($activity eq 'port' && !($ownitem) && !($is_course))) {
3808: $output .= &build_block_table($startblock,$endblock,\%setters);
3809: }
3810: }
3811: }
3812: if (wantarray) {
3813: return ($blocked,$output);
3814: } else {
3815: return $blocked;
3816: }
3817: }
3818:
1.60 matthew 3819: ###############################################
3820:
1.682 raeburn 3821: sub check_ip_acc {
3822: my ($acc)=@_;
3823: &Apache::lonxml::debug("acc is $acc");
3824: if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) {
3825: return 1;
3826: }
3827: my $allowed=0;
3828: my $ip=$env{'request.host'} || $ENV{'REMOTE_ADDR'};
3829:
3830: my $name;
3831: foreach my $pattern (split(',',$acc)) {
3832: $pattern =~ s/^\s*//;
3833: $pattern =~ s/\s*$//;
3834: if ($pattern =~ /\*$/) {
3835: #35.8.*
3836: $pattern=~s/\*//;
3837: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3838: } elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
3839: #35.8.3.[34-56]
3840: my $low=$2;
3841: my $high=$3;
3842: $pattern=$1;
3843: if ($ip =~ /^\Q$pattern\E/) {
3844: my $last=(split(/\./,$ip))[3];
3845: if ($last <=$high && $last >=$low) { $allowed=1; }
3846: }
3847: } elsif ($pattern =~ /^\*/) {
3848: #*.msu.edu
3849: $pattern=~s/\*//;
3850: if (!defined($name)) {
3851: use Socket;
3852: my $netaddr=inet_aton($ip);
3853: ($name)=gethostbyaddr($netaddr,AF_INET);
3854: }
3855: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3856: } elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
3857: #127.0.0.1
3858: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3859: } else {
3860: #some.name.com
3861: if (!defined($name)) {
3862: use Socket;
3863: my $netaddr=inet_aton($ip);
3864: ($name)=gethostbyaddr($netaddr,AF_INET);
3865: }
3866: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3867: }
3868: if ($allowed) { last; }
3869: }
3870: return $allowed;
3871: }
3872:
3873: ###############################################
3874:
1.60 matthew 3875: =pod
3876:
1.112 bowersj2 3877: =head1 Domain Template Functions
3878:
3879: =over 4
3880:
3881: =item * &determinedomain()
1.60 matthew 3882:
3883: Inputs: $domain (usually will be undef)
3884:
1.63 www 3885: Returns: Determines which domain should be used for designs
1.60 matthew 3886:
3887: =cut
1.54 www 3888:
1.60 matthew 3889: ###############################################
1.63 www 3890: sub determinedomain {
3891: my $domain=shift;
1.531 albertel 3892: if (! $domain) {
1.60 matthew 3893: # Determine domain if we have not been given one
3894: $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
1.258 albertel 3895: if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
3896: if ($env{'request.role.domain'}) {
3897: $domain=$env{'request.role.domain'};
1.60 matthew 3898: }
3899: }
1.63 www 3900: return $domain;
3901: }
3902: ###############################################
1.517 raeburn 3903:
1.518 albertel 3904: sub devalidate_domconfig_cache {
3905: my ($udom)=@_;
3906: &Apache::lonnet::devalidate_cache_new('domainconfig',$udom);
3907: }
3908:
3909: # ---------------------- Get domain configuration for a domain
3910: sub get_domainconf {
3911: my ($udom) = @_;
3912: my $cachetime=1800;
3913: my ($result,$cached)=&Apache::lonnet::is_cached_new('domainconfig',$udom);
3914: if (defined($cached)) { return %{$result}; }
3915:
3916: my %domconfig = &Apache::lonnet::get_dom('configuration',
3917: ['login','rolecolors'],$udom);
1.632 raeburn 3918: my (%designhash,%legacy);
1.518 albertel 3919: if (keys(%domconfig) > 0) {
3920: if (ref($domconfig{'login'}) eq 'HASH') {
1.632 raeburn 3921: if (keys(%{$domconfig{'login'}})) {
3922: foreach my $key (keys(%{$domconfig{'login'}})) {
1.699 raeburn 3923: if (ref($domconfig{'login'}{$key}) eq 'HASH') {
3924: foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
3925: $designhash{$udom.'.login.'.$key.'_'.$img} =
3926: $domconfig{'login'}{$key}{$img};
3927: }
3928: } else {
3929: $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
3930: }
1.632 raeburn 3931: }
3932: } else {
3933: $legacy{'login'} = 1;
1.518 albertel 3934: }
1.632 raeburn 3935: } else {
3936: $legacy{'login'} = 1;
1.518 albertel 3937: }
3938: if (ref($domconfig{'rolecolors'}) eq 'HASH') {
1.632 raeburn 3939: if (keys(%{$domconfig{'rolecolors'}})) {
3940: foreach my $role (keys(%{$domconfig{'rolecolors'}})) {
3941: if (ref($domconfig{'rolecolors'}{$role}) eq 'HASH') {
3942: foreach my $item (keys(%{$domconfig{'rolecolors'}{$role}})) {
3943: $designhash{$udom.'.'.$role.'.'.$item}=$domconfig{'rolecolors'}{$role}{$item};
3944: }
1.518 albertel 3945: }
3946: }
1.632 raeburn 3947: } else {
3948: $legacy{'rolecolors'} = 1;
1.518 albertel 3949: }
1.632 raeburn 3950: } else {
3951: $legacy{'rolecolors'} = 1;
1.518 albertel 3952: }
1.632 raeburn 3953: if (keys(%legacy) > 0) {
3954: my %legacyhash = &get_legacy_domconf($udom);
3955: foreach my $item (keys(%legacyhash)) {
3956: if ($item =~ /^\Q$udom\E\.login/) {
3957: if ($legacy{'login'}) {
3958: $designhash{$item} = $legacyhash{$item};
3959: }
3960: } else {
3961: if ($legacy{'rolecolors'}) {
3962: $designhash{$item} = $legacyhash{$item};
3963: }
1.518 albertel 3964: }
3965: }
3966: }
1.632 raeburn 3967: } else {
3968: %designhash = &get_legacy_domconf($udom);
1.518 albertel 3969: }
3970: &Apache::lonnet::do_cache_new('domainconfig',$udom,\%designhash,
3971: $cachetime);
3972: return %designhash;
3973: }
3974:
1.632 raeburn 3975: sub get_legacy_domconf {
3976: my ($udom) = @_;
3977: my %legacyhash;
3978: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
3979: my $designfile = $designdir.'/'.$udom.'.tab';
3980: if (-e $designfile) {
3981: if ( open (my $fh,"<$designfile") ) {
3982: while (my $line = <$fh>) {
3983: next if ($line =~ /^\#/);
3984: chomp($line);
3985: my ($key,$val)=(split(/\=/,$line));
3986: if ($val) { $legacyhash{$udom.'.'.$key}=$val; }
3987: }
3988: close($fh);
3989: }
3990: }
3991: if (-e '/home/httpd/html/adm/lonDomLogos/'.$udom.'.gif') {
3992: $legacyhash{$udom.'.login.domlogo'} = "/adm/lonDomLogos/$udom.gif";
3993: }
3994: return %legacyhash;
3995: }
3996:
1.63 www 3997: =pod
3998:
1.112 bowersj2 3999: =item * &domainlogo()
1.63 www 4000:
4001: Inputs: $domain (usually will be undef)
4002:
4003: Returns: A link to a domain logo, if the domain logo exists.
4004: If the domain logo does not exist, a description of the domain.
4005:
4006: =cut
1.112 bowersj2 4007:
1.63 www 4008: ###############################################
4009: sub domainlogo {
1.517 raeburn 4010: my $domain = &determinedomain(shift);
1.518 albertel 4011: my %designhash = &get_domainconf($domain);
1.517 raeburn 4012: # See if there is a logo
4013: if ($designhash{$domain.'.login.domlogo'} ne '') {
1.519 raeburn 4014: my $imgsrc = $designhash{$domain.'.login.domlogo'};
1.538 albertel 4015: if ($imgsrc =~ m{^/(adm|res)/}) {
4016: if ($imgsrc =~ m{^/res/}) {
4017: my $local_name = &Apache::lonnet::filelocation('',$imgsrc);
4018: &Apache::lonnet::repcopy($local_name);
4019: }
4020: $imgsrc = &lonhttpdurl($imgsrc);
1.519 raeburn 4021: }
4022: return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
1.514 albertel 4023: } elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
4024: return &Apache::lonnet::domain($domain,'description');
1.59 www 4025: } else {
1.60 matthew 4026: return '';
1.59 www 4027: }
4028: }
1.63 www 4029: ##############################################
4030:
4031: =pod
4032:
1.112 bowersj2 4033: =item * &designparm()
1.63 www 4034:
4035: Inputs: $which parameter; $domain (usually will be undef)
4036:
4037: Returns: value of designparamter $which
4038:
4039: =cut
1.112 bowersj2 4040:
1.397 albertel 4041:
1.400 albertel 4042: ##############################################
1.397 albertel 4043: sub designparm {
4044: my ($which,$domain)=@_;
1.258 albertel 4045: if ($env{'browser.blackwhite'} eq 'on') {
1.635 raeburn 4046: if ($which=~/\.(font|alink|vlink|link|textcol)$/) {
1.110 www 4047: return '#000000';
4048: }
1.635 raeburn 4049: if ($which=~/\.(pgbg|sidebg|bgcol)$/) {
1.110 www 4050: return '#FFFFFF';
4051: }
4052: if ($which=~/\.tabbg$/) {
4053: return '#CCCCCC';
4054: }
4055: }
1.397 albertel 4056: if (exists($env{'environment.color.'.$which})) {
1.258 albertel 4057: return $env{'environment.color.'.$which};
1.96 www 4058: }
1.63 www 4059: $domain=&determinedomain($domain);
1.518 albertel 4060: my %domdesign = &get_domainconf($domain);
1.520 raeburn 4061: my $output;
1.517 raeburn 4062: if ($domdesign{$domain.'.'.$which} ne '') {
1.520 raeburn 4063: $output = $domdesign{$domain.'.'.$which};
1.63 www 4064: } else {
1.520 raeburn 4065: $output = $defaultdesign{$which};
4066: }
4067: if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
1.635 raeburn 4068: ($which =~ /login\.(img|logo|domlogo|login)/)) {
1.538 albertel 4069: if ($output =~ m{^/(adm|res)/}) {
4070: if ($output =~ m{^/res/}) {
4071: my $local_name = &Apache::lonnet::filelocation('',$output);
4072: &Apache::lonnet::repcopy($local_name);
4073: }
1.520 raeburn 4074: $output = &lonhttpdurl($output);
4075: }
1.63 www 4076: }
1.520 raeburn 4077: return $output;
1.63 www 4078: }
1.59 www 4079:
1.60 matthew 4080: ###############################################
4081: ###############################################
4082:
4083: =pod
4084:
1.112 bowersj2 4085: =back
4086:
1.549 albertel 4087: =head1 HTML Helpers
1.112 bowersj2 4088:
4089: =over 4
4090:
4091: =item * &bodytag()
1.60 matthew 4092:
4093: Returns a uniform header for LON-CAPA web pages.
4094:
4095: Inputs:
4096:
1.112 bowersj2 4097: =over 4
4098:
4099: =item * $title, A title to be displayed on the page.
4100:
4101: =item * $function, the current role (can be undef).
4102:
4103: =item * $addentries, extra parameters for the <body> tag.
4104:
4105: =item * $bodyonly, if defined, only return the <body> tag.
4106:
4107: =item * $domain, if defined, force a given domain.
4108:
4109: =item * $forcereg, if page should register as content page (relevant for
1.86 www 4110: text interface only)
1.60 matthew 4111:
1.326 albertel 4112: =item * $customtitle, alternate text to use instead of $title
4113: in the title box that appears, this text
4114: is not auto translated like the $title is
1.309 albertel 4115:
4116: =item * $notopbar, if true, keep the 'what is this' info but remove the
4117: navigational links
1.317 albertel 4118:
1.338 albertel 4119: =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
4120:
4121: =item * $notitle, if true keep the nav controls, but remove the title bar
4122:
1.361 albertel 4123: =item * $no_inline_link, if true and in remote mode, don't show the
4124: 'Switch To Inline Menu' link
4125:
1.460 albertel 4126: =item * $args, optional argument valid values are
4127: no_auto_mt_title -> prevents &mt()ing the title arg
1.562 albertel 4128: inherit_jsmath -> when creating popup window in a page,
4129: should it have jsmath forced on by the
4130: current page
1.460 albertel 4131:
1.112 bowersj2 4132: =back
4133:
1.60 matthew 4134: Returns: A uniform header for LON-CAPA web pages.
4135: If $bodyonly is nonzero, a string containing a <body> tag will be returned.
4136: If $bodyonly is undef or zero, an html string containing a <body> tag and
4137: other decorations will be returned.
4138:
4139: =cut
4140:
1.54 www 4141: sub bodytag {
1.309 albertel 4142: my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
1.460 albertel 4143: $notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
1.339 albertel 4144:
1.460 albertel 4145: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
1.339 albertel 4146:
1.183 matthew 4147: $function = &get_users_function() if (!$function);
1.339 albertel 4148: my $img = &designparm($function.'.img',$domain);
4149: my $font = &designparm($function.'.font',$domain);
4150: my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain);
4151:
4152: my %design = ( 'style' => 'margin-top: 0px',
1.535 albertel 4153: 'bgcolor' => $pgbg,
1.339 albertel 4154: 'text' => $font,
4155: 'alink' => &designparm($function.'.alink',$domain),
4156: 'vlink' => &designparm($function.'.vlink',$domain),
4157: 'link' => &designparm($function.'.link',$domain),);
1.438 albertel 4158: @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
1.339 albertel 4159:
1.63 www 4160: # role and realm
1.378 raeburn 4161: my ($role,$realm) = split(/\./,$env{'request.role'},2);
4162: if ($role eq 'ca') {
1.479 albertel 4163: my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
1.500 albertel 4164: $realm = &plainname($rname,$rdom);
1.378 raeburn 4165: }
1.55 www 4166: # realm
1.258 albertel 4167: if ($env{'request.course.id'}) {
1.378 raeburn 4168: if ($env{'request.role'} !~ /^cr/) {
4169: $role = &Apache::lonnet::plaintext($role,&course_type());
4170: }
1.359 albertel 4171: $realm = $env{'course.'.$env{'request.course.id'}.'.description'};
1.378 raeburn 4172: } else {
4173: $role = &Apache::lonnet::plaintext($role);
1.54 www 4174: }
1.433 albertel 4175:
1.359 albertel 4176: if (!$realm) { $realm=' '; }
1.55 www 4177: # Set messages
1.60 matthew 4178: my $messages=&domainlogo($domain);
1.330 albertel 4179:
1.438 albertel 4180: my $extra_body_attr = &make_attr_string($forcereg,\%design);
1.329 albertel 4181:
1.101 www 4182: # construct main body tag
1.359 albertel 4183: my $bodytag = "<body $extra_body_attr>".
1.562 albertel 4184: &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
1.252 albertel 4185:
1.530 albertel 4186: if ($bodyonly) {
1.60 matthew 4187: return $bodytag;
1.258 albertel 4188: } elsif ($env{'browser.interface'} eq 'textual') {
1.95 www 4189: # Accessibility
1.224 raeburn 4190:
1.337 albertel 4191: $bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
1.338 albertel 4192: if (!$notitle) {
1.337 albertel 4193: $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
4194: }
4195: return $bodytag;
1.359 albertel 4196: }
4197:
1.410 albertel 4198: my $name = &plainname($env{'user.name'},$env{'user.domain'});
1.433 albertel 4199: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
4200: undef($role);
1.434 albertel 4201: } else {
4202: $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
1.433 albertel 4203: }
1.359 albertel 4204:
4205: my $roleinfo=(<<ENDROLE);
4206: <td class="LC_title_bar_who">
4207: <div class="LC_title_bar_name">
1.410 albertel 4208: $name
1.361 albertel 4209:
1.359 albertel 4210: </div>
4211: <div class="LC_title_bar_role">
1.361 albertel 4212: $role
1.359 albertel 4213: </div>
4214: <div class="LC_title_bar_realm">
1.361 albertel 4215: $realm
1.359 albertel 4216: </div>
1.206 albertel 4217: </td>
4218: ENDROLE
1.235 raeburn 4219:
1.359 albertel 4220: my $titleinfo = '<span class="LC_title_bar_title">'.$title.'</span>';
4221: if ($customtitle) {
4222: $titleinfo = $customtitle;
4223: }
4224: #
4225: # Extra info if you are the DC
4226: my $dc_info = '';
4227: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
4228: $env{'course.'.$env{'request.course.id'}.
4229: '.domain'}.'/'})) {
4230: my $cid = $env{'request.course.id'};
4231: $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
1.380 www 4232: $dc_info =~ s/\s+$//;
1.359 albertel 4233: $dc_info = '('.$dc_info.')';
4234: }
4235:
1.644 www 4236: if (($env{'environment.remote'} eq 'off') || ($args->{'suppress_header_logos'})) {
1.359 albertel 4237: # No Remote
1.258 albertel 4238: if ($env{'request.state'} eq 'construct') {
1.359 albertel 4239: $forcereg=1;
4240: }
4241:
4242: if (!$customtitle && $env{'request.state'} eq 'construct') {
4243: # this is for resources; directories have customtitle, and crumbs
4244: # and select recent are created in lonpubdir.pm
1.229 albertel 4245: my ($uname,$thisdisfn)=
1.258 albertel 4246: ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
1.229 albertel 4247: my $formaction='/priv/'.$uname.'/'.$thisdisfn;
4248: $formaction=~s/\/+/\//g;
4249:
1.359 albertel 4250: my $parentpath = '';
4251: my $lastitem = '';
4252: if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
4253: $parentpath = $1;
4254: $lastitem = $2;
4255: } else {
4256: $lastitem = $thisdisfn;
4257: }
4258: $titleinfo =
1.640 bisitz 4259: &Apache::loncommon::help_open_menu('','',3,'Authoring')
4260: .'<b>'.&mt('Construction Space').'</b>: '
4261: .'<form name="dirs" method="post" action="'.$formaction
1.359 albertel 4262: .'" target="_top"><tt><b>'
1.705 tempelho 4263: .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<span class=\"LC_fontsize_big\">$lastitem</span></b></tt><br />"
1.359 albertel 4264: .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
4265: .'</form>'
4266: .&Apache::lonmenu::constspaceform();
1.235 raeburn 4267: }
1.359 albertel 4268:
1.337 albertel 4269: my $titletable;
1.338 albertel 4270: if (!$notitle) {
1.337 albertel 4271: $titletable =
1.359 albertel 4272: '<table id="LC_title_bar">'.
4273: "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
4274: '</tr></table>';
1.337 albertel 4275: }
1.359 albertel 4276: if ($notopbar) {
4277: $bodytag .= $titletable;
4278: } else {
4279: if ($env{'request.state'} eq 'construct') {
1.337 albertel 4280: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
4281: $titletable);
1.272 raeburn 4282: } else {
1.336 albertel 4283: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
1.359 albertel 4284: $titletable;
1.272 raeburn 4285: }
1.235 raeburn 4286: }
4287: return $bodytag;
1.94 www 4288: }
1.95 www 4289:
1.93 www 4290: #
1.95 www 4291: # Top frame rendering, Remote is up
1.93 www 4292: #
1.359 albertel 4293:
1.517 raeburn 4294: my $imgsrc = $img;
4295: if ($img =~ /^\/adm/) {
1.575 albertel 4296: $imgsrc = &lonhttpdurl($img);
1.517 raeburn 4297: }
4298: my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
1.359 albertel 4299:
1.305 www 4300: # Explicit link to get inline menu
1.361 albertel 4301: my $menu= ($no_inline_link?''
4302: :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
1.245 matthew 4303: #
1.338 albertel 4304: if ($notitle) {
1.337 albertel 4305: return $bodytag;
4306: }
1.94 www 4307: return(<<ENDBODY);
1.60 matthew 4308: $bodytag
1.359 albertel 4309: <table id="LC_title_bar" class="LC_with_remote">
1.368 albertel 4310: <tr><td class="LC_title_bar_role_logo">$upperleft</td>
1.359 albertel 4311: <td class="LC_title_bar_domain_logo">$messages </td>
1.54 www 4312: </tr>
1.359 albertel 4313: <tr><td>$titleinfo $dc_info $menu</td>
4314: $roleinfo
1.368 albertel 4315: </tr>
1.356 albertel 4316: </table>
1.54 www 4317: ENDBODY
1.182 matthew 4318: }
4319:
1.330 albertel 4320: sub make_attr_string {
4321: my ($register,$attr_ref) = @_;
4322:
4323: if ($attr_ref && !ref($attr_ref)) {
4324: die("addentries Must be a hash ref ".
4325: join(':',caller(1))." ".
4326: join(':',caller(0))." ");
4327: }
4328:
4329: if ($register) {
1.339 albertel 4330: my ($on_load,$on_unload);
4331: foreach my $key (keys(%{$attr_ref})) {
4332: if (lc($key) eq 'onload') {
4333: $on_load.=$attr_ref->{$key}.';';
4334: delete($attr_ref->{$key});
4335:
4336: } elsif (lc($key) eq 'onunload') {
4337: $on_unload.=$attr_ref->{$key}.';';
4338: delete($attr_ref->{$key});
4339: }
4340: }
4341: $attr_ref->{'onload'} =
4342: &Apache::lonmenu::loadevents(). $on_load;
4343: $attr_ref->{'onunload'}=
4344: &Apache::lonmenu::unloadevents().$on_unload;
4345: }
4346:
4347: # Accessibility font enhance
4348: if ($env{'browser.fontenhance'} eq 'on') {
4349: my $style;
4350: foreach my $key (keys(%{$attr_ref})) {
4351: if (lc($key) eq 'style') {
4352: $style.=$attr_ref->{$key}.';';
4353: delete($attr_ref->{$key});
4354: }
4355: }
4356: $attr_ref->{'style'}=$style.'; font-size: x-large;';
1.330 albertel 4357: }
1.339 albertel 4358:
4359: if ($env{'browser.blackwhite'} eq 'on') {
4360: delete($attr_ref->{'font'});
4361: delete($attr_ref->{'link'});
4362: delete($attr_ref->{'alink'});
4363: delete($attr_ref->{'vlink'});
4364: delete($attr_ref->{'bgcolor'});
4365: delete($attr_ref->{'background'});
4366: }
4367:
1.330 albertel 4368: my $attr_string;
4369: foreach my $attr (keys(%$attr_ref)) {
4370: $attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
4371: }
4372: return $attr_string;
4373: }
4374:
4375:
1.182 matthew 4376: ###############################################
1.251 albertel 4377: ###############################################
4378:
4379: =pod
4380:
4381: =item * &endbodytag()
4382:
4383: Returns a uniform footer for LON-CAPA web pages.
4384:
1.635 raeburn 4385: Inputs: 1 - optional reference to an args hash
4386: If in the hash, key for noredirectlink has a value which evaluates to true,
4387: a 'Continue' link is not displayed if the page contains an
4388: internal redirect in the <head></head> section,
4389: i.e., $env{'internal.head.redirect'} exists
1.251 albertel 4390:
4391: =cut
4392:
4393: sub endbodytag {
1.635 raeburn 4394: my ($args) = @_;
1.251 albertel 4395: my $endbodytag='</body>';
1.269 albertel 4396: $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
1.315 albertel 4397: if ( exists( $env{'internal.head.redirect'} ) ) {
1.635 raeburn 4398: if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
4399: $endbodytag=
4400: "<br /><a href=\"$env{'internal.head.redirect'}\">".
4401: &mt('Continue').'</a>'.
4402: $endbodytag;
4403: }
1.315 albertel 4404: }
1.251 albertel 4405: return $endbodytag;
4406: }
4407:
1.352 albertel 4408: =pod
4409:
4410: =item * &standard_css()
4411:
4412: Returns a style sheet
4413:
4414: Inputs: (all optional)
4415: domain -> force to color decorate a page for a specific
4416: domain
4417: function -> force usage of a specific rolish color scheme
4418: bgcolor -> override the default page bgcolor
4419:
4420: =cut
4421:
1.343 albertel 4422: sub standard_css {
1.345 albertel 4423: my ($function,$domain,$bgcolor) = @_;
1.352 albertel 4424: $function = &get_users_function() if (!$function);
4425: my $img = &designparm($function.'.img', $domain);
4426: my $tabbg = &designparm($function.'.tabbg', $domain);
4427: my $font = &designparm($function.'.font', $domain);
1.345 albertel 4428: my $sidebg = &designparm($function.'.sidebg',$domain);
1.382 albertel 4429: my $pgbg_or_bgcolor =
4430: $bgcolor ||
1.352 albertel 4431: &designparm($function.'.pgbg', $domain);
1.382 albertel 4432: my $pgbg = &designparm($function.'.pgbg', $domain);
1.352 albertel 4433: my $alink = &designparm($function.'.alink', $domain);
4434: my $vlink = &designparm($function.'.vlink', $domain);
4435: my $link = &designparm($function.'.link', $domain);
4436:
1.704 muellerd 4437: my $loginbg = &designparm('login.sidebg',$domain);
1.712 muellerd 4438: my $bgcol = &designparm('login.bgcol',$domain);
4439: my $textcol = &designparm('login.textcol',$domain);
1.704 muellerd 4440:
1.602 albertel 4441: my $sans = 'Verdana,Arial,Helvetica,sans-serif';
1.395 albertel 4442: my $mono = 'monospace';
1.352 albertel 4443: my $data_table_head = $tabbg;
4444: my $data_table_light = '#EEEEEE';
1.470 banghart 4445: my $data_table_dark = '#DDDDDD';
4446: my $data_table_darker = '#CCCCCC';
1.349 albertel 4447: my $data_table_highlight = '#FFFF00';
1.352 albertel 4448: my $mail_new = '#FFBB77';
4449: my $mail_new_hover = '#DD9955';
4450: my $mail_read = '#BBBB77';
4451: my $mail_read_hover = '#999944';
4452: my $mail_replied = '#AAAA88';
4453: my $mail_replied_hover = '#888855';
4454: my $mail_other = '#99BBBB';
4455: my $mail_other_hover = '#669999';
1.391 albertel 4456: my $table_header = '#DDDDDD';
1.489 raeburn 4457: my $feedback_link_bg = '#BBBBBB';
1.701 harmsja 4458: my $lg_border_color = '#C8C8C8';
1.392 albertel 4459:
1.608 albertel 4460: my $border = ($env{'browser.type'} eq 'explorer' ||
4461: $env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'
4462: : '0px 3px 0px 4px';
1.448 albertel 4463:
1.523 albertel 4464:
1.343 albertel 4465: return <<END;
1.698 harmsja 4466: body{
4467: font-family: $sans;
4468: line-height:130%;
1.701 harmsja 4469: font-size:0.83em;
1.698 harmsja 4470: color:$font;
4471: }
1.701 harmsja 4472: a:link, a:visited { font-size:100%; }
1.698 harmsja 4473:
1.343 albertel 4474: a:focus { color: red; background: yellow }
1.510 albertel 4475: table.thinborder,
4476: table.thinborder tr th {
4477: border-style: solid;
4478: border-width: 1px;
1.698 harmsja 4479: border-color: $lg_border_color;
1.510 albertel 4480: background: $tabbg;
4481: }
1.523 albertel 4482: table.thinborder tr td {
1.510 albertel 4483: border-style: solid;
1.698 harmsja 4484: border-width: 1px;
4485: border-color: $lg_border_color;
1.510 albertel 4486: }
1.426 albertel 4487:
1.343 albertel 4488: form, .inline { display: inline; }
1.721 harmsja 4489:
4490: .LC_center { text-align: center; }
4491: .LC_left { text-align:left; }
4492: .LC_right {text-align:right;}
4493: .LC_middle {vertical-align:middle;}
4494: .LC_top {vertical-align:top;}
4495: .LC_bottom {vertical-align:bottom;}
4496:
4497: /* just for tests */
4498: .LC_300Box { width:300px; }
4499: .LC_200Box {width:200px; }
4500: .LC_500Box {width:500px; }
4501: .LC_600Box {width:600px; }
4502: /* end */
4503:
1.593 albertel 4504: .LC_filename {font-family: $mono; white-space:pre;}
1.350 albertel 4505: .LC_error {
4506: color: red;
4507: font-size: larger;
4508: }
1.457 albertel 4509: .LC_warning,
4510: .LC_diff_removed {
1.733 bisitz 4511: color: red;
1.394 albertel 4512: }
1.532 albertel 4513:
4514: .LC_info,
1.457 albertel 4515: .LC_success,
4516: .LC_diff_added {
1.350 albertel 4517: color: green;
4518: }
1.543 albertel 4519: .LC_unknown {
4520: color: yellow;
4521: }
4522:
1.440 albertel 4523: .LC_icon {
4524: border: 0px;
4525: }
1.539 albertel 4526: .LC_indexer_icon {
4527: border: 0px;
4528: height: 22px;
4529: }
1.543 albertel 4530: .LC_docs_spacer {
4531: width: 25px;
4532: height: 1px;
4533: border: 0px;
4534: }
1.346 albertel 4535:
1.532 albertel 4536: .LC_internal_info {
1.735 ! bisitz 4537: color: #999999;
1.532 albertel 4538: }
4539:
1.458 albertel 4540: table.LC_pastsubmission {
4541: border: 1px solid black;
4542: margin: 2px;
4543: }
4544:
1.606 albertel 4545: table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
1.345 albertel 4546: width: 100%;
4547: background: $pgbg;
1.392 albertel 4548: border: 2px;
1.402 albertel 4549: border-collapse: separate;
1.403 albertel 4550: padding: 0px;
1.345 albertel 4551: }
1.392 albertel 4552:
1.606 albertel 4553: table#LC_title_bar, table.LC_breadcrumbs,
1.393 albertel 4554: table#LC_title_bar.LC_with_remote {
1.359 albertel 4555: width: 100%;
1.392 albertel 4556: border-color: $pgbg;
4557: border-style: solid;
4558: border-width: $border;
4559:
1.379 albertel 4560: background: $pgbg;
4561: font-family: $sans;
1.392 albertel 4562: border-collapse: collapse;
1.403 albertel 4563: padding: 0px;
1.359 albertel 4564: }
1.409 albertel 4565: table.LC_docs_path {
4566: width: 100%;
4567: border: 0;
4568: background: $pgbg;
4569: font-family: $sans;
4570: border-collapse: collapse;
4571: padding: 0px;
4572: }
4573:
1.359 albertel 4574: table#LC_title_bar td {
4575: background: $tabbg;
4576: }
4577: table#LC_title_bar td.LC_title_bar_who {
4578: background: $tabbg;
4579: color: $font;
1.427 albertel 4580: font: small $sans;
1.359 albertel 4581: text-align: right;
4582: }
1.469 banghart 4583: span.LC_metadata {
4584: font-family: $sans;
4585: }
1.359 albertel 4586: span.LC_title_bar_title {
1.416 albertel 4587: font: bold x-large $sans;
1.359 albertel 4588: }
4589: table#LC_title_bar td.LC_title_bar_domain_logo {
4590: background: $sidebg;
4591: text-align: right;
1.368 albertel 4592: padding: 0px;
4593: }
4594: table#LC_title_bar td.LC_title_bar_role_logo {
4595: background: $sidebg;
4596: padding: 0px;
1.359 albertel 4597: }
4598:
1.706 harmsja 4599: table#LC_menubuttons img{
1.346 albertel 4600: border: 0px;
4601: }
1.345 albertel 4602: table#LC_top_nav td {
4603: background: $tabbg;
1.392 albertel 4604: border: 0px;
1.407 albertel 4605: font-size: small;
1.706 harmsja 4606: vertical-align:top;
4607: padding:2px 5px 2px 5px;
1.345 albertel 4608: }
4609: table#LC_top_nav td a, div#LC_top_nav a {
4610: color: $font;
4611: font-family: $sans;
4612: }
1.364 albertel 4613: table#LC_top_nav td.LC_top_nav_logo {
4614: background: $tabbg;
1.432 albertel 4615: text-align: left;
1.408 albertel 4616: white-space: nowrap;
1.432 albertel 4617: width: 31px;
1.408 albertel 4618: }
4619: table#LC_top_nav td.LC_top_nav_logo img {
1.432 albertel 4620: border: 0px;
1.408 albertel 4621: vertical-align: bottom;
1.364 albertel 4622: }
1.432 albertel 4623: table#LC_top_nav td.LC_top_nav_exit,
4624: table#LC_top_nav td.LC_top_nav_help {
4625: width: 2.0em;
4626: }
1.442 albertel 4627: table#LC_top_nav td.LC_top_nav_login {
4628: width: 4.0em;
4629: text-align: center;
4630: }
1.409 albertel 4631: table.LC_breadcrumbs td, table.LC_docs_path td {
1.357 albertel 4632: background: $tabbg;
4633: color: $font;
4634: font-family: $sans;
1.358 albertel 4635: font-size: smaller;
1.357 albertel 4636: }
1.411 albertel 4637: table.LC_breadcrumbs td.LC_breadcrumbs_component,
1.409 albertel 4638: table.LC_docs_path td.LC_docs_path_component {
1.357 albertel 4639: background: $tabbg;
4640: color: $font;
4641: font-family: $sans;
4642: font-size: larger;
4643: text-align: right;
4644: }
1.383 albertel 4645: td.LC_table_cell_checkbox {
4646: text-align: center;
4647: }
1.522 albertel 4648: table#LC_mainmenu td.LC_mainmenu_column {
4649: vertical-align: top;
4650: }
4651:
1.705 tempelho 4652: .LC_fontsize_small
4653: {
4654: font-size: 70%;
4655: }
4656:
4657: .LC_fontsize_medium
4658: {
4659: font-size: 85%;
4660: }
4661:
4662: .LC_fontsize_large
4663: {
4664: font-size: 120%;
4665: }
4666:
4667: .LC_fontcolor_red
4668: {
4669: color: #FF0000;
4670: }
4671:
1.346 albertel 4672: .LC_menubuttons_inline_text {
4673: color: $font;
4674: font-family: $sans;
1.698 harmsja 4675: font-size: 90%;
1.701 harmsja 4676: padding-left:3px;
1.346 albertel 4677: }
4678:
1.526 www 4679: .LC_menubuttons_link {
4680: text-decoration: none;
4681: }
1.698 harmsja 4682: /*2008--9-5: new menu style sheet.Changed category*/
1.522 albertel 4683: .LC_menubuttons_category {
1.521 www 4684: color: $font;
1.526 www 4685: background: $pgbg;
1.521 www 4686: font-family: $sans;
4687: font-size: larger;
4688: font-weight: bold;
4689: }
4690:
1.346 albertel 4691: td.LC_menubuttons_text {
1.701 harmsja 4692: color: $font;
1.346 albertel 4693: }
1.706 harmsja 4694:
4695:
1.526 www 4696:
1.346 albertel 4697: .LC_current_location {
4698: font-family: $sans;
4699: background: $tabbg;
4700: }
4701: .LC_new_mail {
4702: font-family: $sans;
1.634 www 4703: background: $tabbg;
1.346 albertel 4704: font-weight: bold;
4705: }
1.347 albertel 4706:
1.526 www 4707:
1.527 www 4708: .LC_dropadd_labeltext {
4709: font-family: $sans;
4710: text-align: right;
4711: }
4712:
4713: .LC_preferences_labeltext {
4714: font-family: $sans;
4715: text-align: right;
4716: }
4717:
1.666 raeburn 4718: .LC_roleslog_note {
1.701 harmsja 4719: font-size: small;
1.666 raeburn 4720: }
4721:
1.715 raeburn 4722: .LC_mail_functions {
4723: font-weight: bold;
4724: }
4725:
1.440 albertel 4726: table.LC_aboutme_port {
4727: border: 0px;
4728: border-collapse: collapse;
4729: border-spacing: 0px;
4730: }
1.349 albertel 4731: table.LC_data_table, table.LC_mail_list {
1.347 albertel 4732: border: 1px solid #000000;
1.402 albertel 4733: border-collapse: separate;
1.426 albertel 4734: border-spacing: 1px;
1.610 albertel 4735: background: $pgbg;
1.347 albertel 4736: }
1.422 albertel 4737: .LC_data_table_dense {
4738: font-size: small;
4739: }
1.507 raeburn 4740: table.LC_nested_outer {
4741: border: 1px solid #000000;
1.589 raeburn 4742: border-collapse: collapse;
1.507 raeburn 4743: border-spacing: 0px;
4744: width: 100%;
4745: }
4746: table.LC_nested {
4747: border: 0px;
1.589 raeburn 4748: border-collapse: collapse;
1.507 raeburn 4749: border-spacing: 0px;
4750: width: 100%;
4751: }
1.523 albertel 4752: table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
4753: table.LC_prior_tries tr th {
1.349 albertel 4754: font-weight: bold;
4755: background-color: $data_table_head;
1.701 harmsja 4756: font-size:90%;
1.347 albertel 4757: }
1.711 raeburn 4758: table.LC_data_table tr.LC_info_row > td {
1.735 ! bisitz 4759: background-color: #CCCCCC;
1.711 raeburn 4760: font-weight: bold;
4761: text-align: left;
4762: }
1.610 albertel 4763: table.LC_data_table tr.LC_odd_row > td,
1.709 bisitz 4764: table.LC_pick_box tr > td.LC_odd_row,
1.440 albertel 4765: table.LC_aboutme_port tr td {
1.349 albertel 4766: background-color: $data_table_light;
1.425 albertel 4767: padding: 2px;
1.347 albertel 4768: }
1.610 albertel 4769: table.LC_data_table tr.LC_even_row > td,
1.709 bisitz 4770: table.LC_pick_box tr > td.LC_even_row,
1.440 albertel 4771: table.LC_aboutme_port tr.LC_even_row td {
1.349 albertel 4772: background-color: $data_table_dark;
1.709 bisitz 4773: padding: 2px;
1.347 albertel 4774: }
1.425 albertel 4775: table.LC_data_table tr.LC_data_table_highlight td {
4776: background-color: $data_table_darker;
4777: }
1.639 raeburn 4778: table.LC_data_table tr td.LC_leftcol_header {
4779: background-color: $data_table_head;
4780: font-weight: bold;
4781: }
1.451 albertel 4782: table.LC_data_table tr.LC_empty_row td,
1.507 raeburn 4783: table.LC_nested tr.LC_empty_row td {
1.347 albertel 4784: background-color: #FFFFFF;
1.421 albertel 4785: font-weight: bold;
4786: font-style: italic;
4787: text-align: center;
4788: padding: 8px;
1.347 albertel 4789: }
1.507 raeburn 4790: table.LC_nested tr.LC_empty_row td {
1.465 albertel 4791: padding: 4ex
4792: }
1.507 raeburn 4793: table.LC_nested_outer tr th {
4794: font-weight: bold;
4795: background-color: $data_table_head;
1.701 harmsja 4796: font-size: small;
1.507 raeburn 4797: border-bottom: 1px solid #000000;
4798: }
4799: table.LC_nested_outer tr td.LC_subheader {
4800: background-color: $data_table_head;
4801: font-weight: bold;
4802: font-size: small;
4803: border-bottom: 1px solid #000000;
4804: text-align: right;
1.451 albertel 4805: }
1.507 raeburn 4806: table.LC_nested tr.LC_info_row td {
1.735 ! bisitz 4807: background-color: #CCCCCC;
1.451 albertel 4808: font-weight: bold;
4809: font-size: small;
1.507 raeburn 4810: text-align: center;
4811: }
1.589 raeburn 4812: table.LC_nested tr.LC_info_row td.LC_left_item,
4813: table.LC_nested_outer tr th.LC_left_item {
1.507 raeburn 4814: text-align: left;
1.451 albertel 4815: }
1.507 raeburn 4816: table.LC_nested td {
1.735 ! bisitz 4817: background-color: #FFFFFF;
1.451 albertel 4818: font-size: small;
1.507 raeburn 4819: }
4820: table.LC_nested_outer tr th.LC_right_item,
4821: table.LC_nested tr.LC_info_row td.LC_right_item,
4822: table.LC_nested tr.LC_odd_row td.LC_right_item,
4823: table.LC_nested tr td.LC_right_item {
1.451 albertel 4824: text-align: right;
4825: }
4826:
1.507 raeburn 4827: table.LC_nested tr.LC_odd_row td {
1.735 ! bisitz 4828: background-color: #EEEEEE;
1.451 albertel 4829: }
4830:
1.473 raeburn 4831: table.LC_createuser {
4832: }
4833:
4834: table.LC_createuser tr.LC_section_row td {
1.701 harmsja 4835: font-size: small;
1.473 raeburn 4836: }
4837:
4838: table.LC_createuser tr.LC_info_row td {
1.735 ! bisitz 4839: background-color: #CCCCCC;
1.473 raeburn 4840: font-weight: bold;
4841: text-align: center;
4842: }
4843:
1.349 albertel 4844: table.LC_calendar {
4845: border: 1px solid #000000;
4846: border-collapse: collapse;
4847: }
4848: table.LC_calendar_pickdate {
4849: font-size: xx-small;
4850: }
4851: table.LC_calendar tr td {
4852: border: 1px solid #000000;
4853: vertical-align: top;
4854: }
4855: table.LC_calendar tr td.LC_calendar_day_empty {
4856: background-color: $data_table_dark;
4857: }
4858: table.LC_calendar tr td.LC_calendar_day_current {
4859: background-color: $data_table_highlight;
4860: }
4861:
4862: table.LC_mail_list tr.LC_mail_new {
4863: background-color: $mail_new;
4864: }
4865: table.LC_mail_list tr.LC_mail_new:hover {
4866: background-color: $mail_new_hover;
4867: }
4868: table.LC_mail_list tr.LC_mail_read {
4869: background-color: $mail_read;
4870: }
4871: table.LC_mail_list tr.LC_mail_read:hover {
4872: background-color: $mail_read_hover;
4873: }
4874: table.LC_mail_list tr.LC_mail_replied {
4875: background-color: $mail_replied;
4876: }
4877: table.LC_mail_list tr.LC_mail_replied:hover {
4878: background-color: $mail_replied_hover;
4879: }
4880: table.LC_mail_list tr.LC_mail_other {
4881: background-color: $mail_other;
4882: }
4883: table.LC_mail_list tr.LC_mail_other:hover {
4884: background-color: $mail_other_hover;
4885: }
1.494 raeburn 4886: table.LC_mail_list tr.LC_mail_even {
4887: }
4888: table.LC_mail_list tr.LC_mail_odd {
4889: }
4890:
1.696 bisitz 4891: table.LC_data_table tr > td.LC_browser_file,
4892: table.LC_data_table tr > td.LC_browser_file_published {
1.389 albertel 4893: background: #CCFF88;
4894: }
1.696 bisitz 4895: table.LC_data_table tr > td.LC_browser_file_locked,
4896: table.LC_data_table tr > td.LC_browser_file_unpublished {
1.389 albertel 4897: background: #FFAA99;
1.387 albertel 4898: }
1.696 bisitz 4899: table.LC_data_table tr > td.LC_browser_file_obsolete {
1.389 albertel 4900: background: #AAAAAA;
1.387 albertel 4901: }
1.696 bisitz 4902: table.LC_data_table tr > td.LC_browser_file_modified,
4903: table.LC_data_table tr > td.LC_browser_file_metamodified {
1.389 albertel 4904: background: #FFFF77;
1.387 albertel 4905: }
1.696 bisitz 4906: table.LC_data_table tr.LC_browser_folder > td {
1.389 albertel 4907: background: #CCCCFF;
1.387 albertel 4908: }
1.696 bisitz 4909:
1.707 bisitz 4910: table.LC_data_table tr > td.LC_roles_is {
4911: /* background: #77FF77; */
4912: }
4913: table.LC_data_table tr > td.LC_roles_future {
4914: background: #FFFF77;
4915: }
4916: table.LC_data_table tr > td.LC_roles_will {
4917: background: #FFAA77;
4918: }
4919: table.LC_data_table tr > td.LC_roles_expired {
4920: background: #FF7777;
4921: }
4922: table.LC_data_table tr > td.LC_roles_will_not {
4923: background: #AAFF77;
4924: }
4925: table.LC_data_table tr > td.LC_roles_selected {
4926: background: #11CC55;
4927: }
4928:
1.388 albertel 4929: span.LC_current_location {
1.701 harmsja 4930: font-size:larger;
1.388 albertel 4931: background: $pgbg;
4932: }
1.387 albertel 4933:
1.395 albertel 4934: span.LC_parm_menu_item {
4935: font-size: larger;
4936: font-family: $sans;
4937: }
4938: span.LC_parm_scope_all {
4939: color: red;
4940: }
4941: span.LC_parm_scope_folder {
4942: color: green;
4943: }
4944: span.LC_parm_scope_resource {
4945: color: orange;
4946: }
4947: span.LC_parm_part {
4948: color: blue;
4949: }
4950: span.LC_parm_folder, span.LC_parm_symb {
4951: font-size: x-small;
4952: font-family: $mono;
4953: color: #AAAAAA;
4954: }
4955:
1.396 albertel 4956: td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
4957: td.LC_parm_overview_parm_selectors, td.LC_parm_overview_parm_restrictions {
4958: border: 1px solid black;
4959: border-collapse: collapse;
4960: }
4961: table.LC_parm_overview_restrictions td {
4962: border-width: 1px 4px 1px 4px;
4963: border-style: solid;
4964: border-color: $pgbg;
4965: text-align: center;
4966: }
4967: table.LC_parm_overview_restrictions th {
4968: background: $tabbg;
4969: border-width: 1px 4px 1px 4px;
4970: border-style: solid;
4971: border-color: $pgbg;
4972: }
1.398 albertel 4973: table#LC_helpmenu {
4974: border: 0px;
4975: height: 55px;
4976: border-spacing: 0px;
4977: }
4978:
4979: table#LC_helpmenu fieldset legend {
4980: font-size: larger;
4981: font-weight: bold;
4982: }
1.397 albertel 4983: table#LC_helpmenu_links {
4984: width: 100%;
4985: border: 1px solid black;
4986: background: $pgbg;
4987: padding: 0px;
4988: border-spacing: 1px;
4989: }
4990: table#LC_helpmenu_links tr td {
4991: padding: 1px;
4992: background: $tabbg;
1.399 albertel 4993: text-align: center;
4994: font-weight: bold;
1.397 albertel 4995: }
1.396 albertel 4996:
1.397 albertel 4997: table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
4998: table#LC_helpmenu_links a:active {
4999: text-decoration: none;
5000: color: $font;
5001: }
5002: table#LC_helpmenu_links a:hover {
5003: text-decoration: underline;
5004: color: $vlink;
5005: }
1.396 albertel 5006:
1.417 albertel 5007: .LC_chrt_popup_exists {
5008: border: 1px solid #339933;
5009: margin: -1px;
5010: }
5011: .LC_chrt_popup_up {
5012: border: 1px solid yellow;
5013: margin: -1px;
5014: }
5015: .LC_chrt_popup {
5016: border: 1px solid #8888FF;
5017: background: #CCCCFF;
5018: }
1.421 albertel 5019: table.LC_pick_box {
5020: border-collapse: separate;
5021: background: white;
5022: border: 1px solid black;
5023: border-spacing: 1px;
5024: }
5025: table.LC_pick_box td.LC_pick_box_title {
5026: background: $tabbg;
5027: font-weight: bold;
5028: text-align: right;
5029: width: 184px;
5030: padding: 8px;
5031: }
1.645 raeburn 5032: table.LC_pick_box td.LC_selfenroll_pick_box_title {
5033: background: $tabbg;
5034: font-weight: bold;
5035: text-align: right;
5036: width: 350px;
5037: padding: 8px;
5038: }
5039:
1.579 raeburn 5040: table.LC_pick_box td.LC_pick_box_value {
5041: text-align: left;
5042: padding: 8px;
5043: }
5044: table.LC_pick_box td.LC_pick_box_select {
5045: text-align: left;
5046: padding: 8px;
5047: }
1.424 albertel 5048: table.LC_pick_box td.LC_pick_box_separator {
1.421 albertel 5049: padding: 0px;
5050: height: 1px;
5051: background: black;
5052: }
5053: table.LC_pick_box td.LC_pick_box_submit {
5054: text-align: right;
5055: }
1.579 raeburn 5056: table.LC_pick_box td.LC_evenrow_value {
5057: text-align: left;
5058: padding: 8px;
5059: background-color: $data_table_light;
5060: }
5061: table.LC_pick_box td.LC_oddrow_value {
5062: text-align: left;
5063: padding: 8px;
5064: background-color: $data_table_light;
5065: }
5066: table.LC_helpform_receipt {
5067: width: 620px;
5068: border-collapse: separate;
5069: background: white;
5070: border: 1px solid black;
5071: border-spacing: 1px;
5072: }
5073: table.LC_helpform_receipt td.LC_pick_box_title {
5074: background: $tabbg;
5075: font-weight: bold;
5076: text-align: right;
5077: width: 184px;
5078: padding: 8px;
5079: }
5080: table.LC_helpform_receipt td.LC_evenrow_value {
5081: text-align: left;
5082: padding: 8px;
5083: background-color: $data_table_light;
5084: }
5085: table.LC_helpform_receipt td.LC_oddrow_value {
5086: text-align: left;
5087: padding: 8px;
5088: background-color: $data_table_light;
5089: }
5090: table.LC_helpform_receipt td.LC_pick_box_separator {
5091: padding: 0px;
5092: height: 1px;
5093: background: black;
5094: }
5095: span.LC_helpform_receipt_cat {
5096: font-weight: bold;
5097: }
1.424 albertel 5098: table.LC_group_priv_box {
5099: background: white;
5100: border: 1px solid black;
5101: border-spacing: 1px;
5102: }
5103: table.LC_group_priv_box td.LC_pick_box_title {
5104: background: $tabbg;
5105: font-weight: bold;
5106: text-align: right;
5107: width: 184px;
5108: }
5109: table.LC_group_priv_box td.LC_groups_fixed {
5110: background: $data_table_light;
5111: text-align: center;
5112: }
5113: table.LC_group_priv_box td.LC_groups_optional {
5114: background: $data_table_dark;
5115: text-align: center;
5116: }
5117: table.LC_group_priv_box td.LC_groups_functionality {
5118: background: $data_table_darker;
5119: text-align: center;
5120: font-weight: bold;
5121: }
5122: table.LC_group_priv td {
5123: text-align: left;
5124: padding: 0px;
5125: }
5126:
1.421 albertel 5127: table.LC_notify_front_page {
5128: background: white;
5129: border: 1px solid black;
5130: padding: 8px;
5131: }
5132: table.LC_notify_front_page td {
5133: padding: 8px;
5134: }
1.424 albertel 5135: .LC_navbuttons {
5136: margin: 2ex 0ex 2ex 0ex;
5137: }
1.423 albertel 5138: .LC_topic_bar {
5139: font-family: $sans;
5140: font-weight: bold;
5141: width: 100%;
5142: background: $tabbg;
5143: vertical-align: middle;
5144: margin: 2ex 0ex 2ex 0ex;
5145: }
5146: .LC_topic_bar span {
5147: vertical-align: middle;
5148: }
5149: .LC_topic_bar img {
5150: vertical-align: bottom;
5151: }
5152: table.LC_course_group_status {
5153: margin: 20px;
5154: }
5155: table.LC_status_selector td {
5156: vertical-align: top;
5157: text-align: center;
1.424 albertel 5158: padding: 4px;
5159: }
5160: table.LC_descriptive_input td.LC_description {
5161: vertical-align: top;
5162: text-align: right;
5163: font-weight: bold;
1.423 albertel 5164: }
1.599 albertel 5165: div.LC_feedback_link {
1.616 albertel 5166: clear: both;
1.599 albertel 5167: background: white;
5168: width: 100%;
1.489 raeburn 5169: }
5170: span.LC_feedback_link {
1.599 albertel 5171: background: $feedback_link_bg;
5172: font-size: larger;
5173: }
5174: span.LC_message_link {
5175: background: $feedback_link_bg;
5176: font-size: larger;
5177: position: absolute;
5178: right: 1em;
1.489 raeburn 5179: }
1.421 albertel 5180:
1.515 albertel 5181: table.LC_prior_tries {
1.524 albertel 5182: border: 1px solid #000000;
5183: border-collapse: separate;
5184: border-spacing: 1px;
1.515 albertel 5185: }
1.523 albertel 5186:
1.515 albertel 5187: table.LC_prior_tries td {
1.524 albertel 5188: padding: 2px;
1.515 albertel 5189: }
1.523 albertel 5190:
5191: .LC_answer_correct {
5192: background: #AAFFAA;
5193: color: black;
5194: }
5195: .LC_answer_charged_try {
5196: background: #FFAAAA ! important;
5197: color: black;
5198: }
5199: .LC_answer_not_charged_try,
5200: .LC_answer_no_grade,
5201: .LC_answer_late {
5202: background: #FFFFAA;
5203: color: black;
5204: }
5205: .LC_answer_previous {
5206: background: #AAAAFF;
5207: color: black;
5208: }
5209: .LC_answer_no_message {
5210: background: #FFFFFF;
5211: color: black;
5212: }
5213: .LC_answer_unknown {
5214: background: orange;
5215: color: black;
5216: }
5217:
5218:
1.529 albertel 5219: span.LC_prior_numerical,
5220: span.LC_prior_string,
5221: span.LC_prior_custom,
5222: span.LC_prior_reaction,
5223: span.LC_prior_math {
1.523 albertel 5224: font-family: monospace;
5225: white-space: pre;
5226: }
5227:
1.525 albertel 5228: span.LC_prior_string {
5229: font-family: monospace;
5230: white-space: pre;
5231: }
5232:
1.523 albertel 5233: table.LC_prior_option {
5234: width: 100%;
5235: border-collapse: collapse;
5236: }
1.528 albertel 5237: table.LC_prior_rank, table.LC_prior_match {
5238: border-collapse: collapse;
5239: }
5240: table.LC_prior_option tr td,
5241: table.LC_prior_rank tr td,
5242: table.LC_prior_match tr td {
1.524 albertel 5243: border: 1px solid #000000;
1.515 albertel 5244: }
5245:
1.519 raeburn 5246: span.LC_nobreak {
1.544 albertel 5247: white-space: nowrap;
1.519 raeburn 5248: }
5249:
1.576 raeburn 5250: span.LC_cusr_emph {
5251: font-style: italic;
5252: }
5253:
1.633 raeburn 5254: span.LC_cusr_subheading {
5255: font-weight: normal;
5256: font-size: 85%;
5257: }
5258:
1.545 albertel 5259: table.LC_docs_documents {
5260: background: #BBBBBB;
1.547 albertel 5261: border-width: 0px;
1.545 albertel 5262: border-collapse: collapse;
5263: }
5264:
5265: table.LC_docs_documents td.LC_docs_document {
5266: border: 2px solid black;
5267: padding: 4px;
5268: }
5269:
5270: .LC_docs_course_commands div {
5271: float: left;
5272: border: 4px solid #AAAAAA;
5273: padding: 4px;
5274: background: #DDDDCC;
5275: }
5276:
5277: .LC_docs_entry_move {
5278: border: 0px;
5279: border-collapse: collapse;
1.544 albertel 5280: }
5281:
1.545 albertel 5282: .LC_docs_entry_move td {
5283: border: 2px solid #BBBBBB;
5284: background: #DDDDDD;
5285: }
5286:
5287: .LC_docs_editor td.LC_docs_entry_commands {
5288: background: #DDDDDD;
5289: font-size: x-small;
5290: }
1.544 albertel 5291: .LC_docs_copy {
1.545 albertel 5292: color: #000099;
1.544 albertel 5293: }
5294: .LC_docs_cut {
1.545 albertel 5295: color: #550044;
1.544 albertel 5296: }
5297: .LC_docs_rename {
1.545 albertel 5298: color: #009900;
1.544 albertel 5299: }
5300: .LC_docs_remove {
1.545 albertel 5301: color: #990000;
5302: }
5303:
1.547 albertel 5304: .LC_docs_reinit_warn,
5305: .LC_docs_ext_edit {
5306: font-size: x-small;
5307: }
5308:
1.545 albertel 5309: .LC_docs_editor td.LC_docs_entry_title,
5310: .LC_docs_editor td.LC_docs_entry_icon {
5311: background: #FFFFBB;
5312: }
5313: .LC_docs_editor td.LC_docs_entry_parameter {
5314: background: #BBBBFF;
5315: font-size: x-small;
5316: white-space: nowrap;
5317: }
5318:
5319: table.LC_docs_adddocs td,
5320: table.LC_docs_adddocs th {
5321: border: 1px solid #BBBBBB;
5322: padding: 4px;
5323: background: #DDDDDD;
1.543 albertel 5324: }
5325:
1.584 albertel 5326: table.LC_sty_begin {
5327: background: #BBFFBB;
5328: }
5329: table.LC_sty_end {
5330: background: #FFBBBB;
5331: }
5332:
1.589 raeburn 5333: table.LC_double_column {
5334: border-width: 0px;
5335: border-collapse: collapse;
5336: width: 100%;
5337: padding: 2px;
5338: }
5339:
5340: table.LC_double_column tr td.LC_left_col {
1.590 raeburn 5341: top: 2px;
1.589 raeburn 5342: left: 2px;
5343: width: 47%;
5344: vertical-align: top;
5345: }
5346:
5347: table.LC_double_column tr td.LC_right_col {
5348: top: 2px;
5349: right: 2px;
5350: width: 47%;
5351: vertical-align: top;
5352: }
5353:
1.594 raeburn 5354: span.LC_role_level {
5355: font-weight: bold;
5356: }
5357:
1.591 raeburn 5358: div.LC_left_float {
5359: float: left;
5360: padding-right: 5%;
1.597 albertel 5361: padding-bottom: 4px;
1.591 raeburn 5362: }
5363:
5364: div.LC_clear_float_header {
1.597 albertel 5365: padding-bottom: 2px;
1.591 raeburn 5366: }
5367:
5368: div.LC_clear_float_footer {
1.597 albertel 5369: padding-top: 10px;
1.591 raeburn 5370: clear: both;
5371: }
5372:
1.597 albertel 5373:
5374: div.LC_grade_show_user {
5375: margin-top: 20px;
5376: border: 1px solid black;
5377: }
5378: div.LC_grade_user_name {
5379: background: #DDDDEE;
5380: border-bottom: 1px solid black;
1.705 tempelho 5381: font-weight: bold;
5382: font-size: large;
1.597 albertel 5383: }
5384: div.LC_grade_show_user_odd_row div.LC_grade_user_name {
5385: background: #DDEEDD;
5386: }
5387:
5388: div.LC_grade_show_problem,
5389: div.LC_grade_submissions,
5390: div.LC_grade_message_center,
5391: div.LC_grade_info_links,
5392: div.LC_grade_assign {
5393: margin: 5px;
5394: width: 99%;
5395: background: #FFFFFF;
5396: }
5397: div.LC_grade_show_problem_header,
5398: div.LC_grade_submissions_header,
5399: div.LC_grade_message_center_header,
5400: div.LC_grade_assign_header {
1.705 tempelho 5401: font-weight: bold;
5402: font-size: large;
1.597 albertel 5403: }
5404: div.LC_grade_show_problem_problem,
5405: div.LC_grade_submissions_body,
5406: div.LC_grade_message_center_body,
5407: div.LC_grade_assign_body {
5408: border: 1px solid black;
5409: width: 99%;
5410: background: #FFFFFF;
5411: }
1.598 albertel 5412: span.LC_grade_check_note {
1.705 tempelho 5413: font-weight: normal;
5414: font-size: medium;
1.598 albertel 5415: display: inline;
5416: position: absolute;
5417: right: 1em;
5418: }
1.597 albertel 5419:
1.613 albertel 5420: table.LC_scantron_action {
5421: width: 100%;
5422: }
5423: table.LC_scantron_action tr th {
1.698 harmsja 5424: font-weight:bold;
5425: font-style:normal;
1.613 albertel 5426: }
1.698 harmsja 5427: .LC_edit_problem_header,
1.614 albertel 5428: div.LC_edit_problem_footer {
1.705 tempelho 5429: font-weight: normal;
5430: font-size: medium;
1.602 albertel 5431: margin: 2px;
1.600 albertel 5432: }
5433: div.LC_edit_problem_header,
1.602 albertel 5434: div.LC_edit_problem_header div,
1.614 albertel 5435: div.LC_edit_problem_footer,
5436: div.LC_edit_problem_footer div,
1.602 albertel 5437: div.LC_edit_problem_editxml_header,
5438: div.LC_edit_problem_editxml_header div {
1.600 albertel 5439: margin-top: 5px;
5440: }
1.602 albertel 5441: div.LC_edit_problem_header_edit_row {
5442: background: $tabbg;
5443: padding: 3px;
5444: margin-bottom: 5px;
5445: }
1.600 albertel 5446: div.LC_edit_problem_header_title {
1.705 tempelho 5447: font-weight: bold;
5448: font-size: larger;
1.602 albertel 5449: background: $tabbg;
5450: padding: 3px;
5451: }
5452: table.LC_edit_problem_header_title {
1.705 tempelho 5453: font-size: larger;
5454: font-weight: bold;
1.602 albertel 5455: width: 100%;
5456: border-color: $pgbg;
5457: border-style: solid;
5458: border-width: $border;
5459:
1.600 albertel 5460: background: $tabbg;
1.602 albertel 5461: border-collapse: collapse;
5462: padding: 0px
5463: }
5464:
5465: div.LC_edit_problem_discards {
5466: float: left;
5467: padding-bottom: 5px;
5468: }
5469: div.LC_edit_problem_saves {
5470: float: right;
5471: padding-bottom: 5px;
1.600 albertel 5472: }
5473: hr.LC_edit_problem_divide {
1.602 albertel 5474: clear: both;
1.600 albertel 5475: color: $tabbg;
5476: background-color: $tabbg;
5477: height: 3px;
5478: border: 0px;
5479: }
1.679 riegler 5480: img.stift{
1.678 riegler 5481: border-width:0;
1.679 riegler 5482: vertical-align:middle;
1.677 riegler 5483: }
1.680 riegler 5484:
1.681 riegler 5485: table#LC_mainmenu{
5486: margin-top:10px;
5487: width:80%;
5488:
5489: }
5490:
1.680 riegler 5491: table#LC_mainmenu td.LC_mainmenu_col_fieldset{
5492: vertical-align: top;
5493: width: 45%;
5494: }
5495: .LC_mainmenu_fieldset_category {
5496: color: $font;
5497: background: $pgbg;
5498: font-family: $sans;
5499: font-size: small;
5500: font-weight: bold;
5501: }
5502:
1.716 raeburn 5503: div.LC_createcourse {
5504: margin: 10px 10px 10px 10px;
5505: }
5506:
1.693 droeschl 5507: /* ---- Remove when done ----
5508: # The following styles is part of the redesign of LON-CAPA and are
5509: # subject to change during this project.
5510: # Don't rely on their current functionality as they might be
5511: # changed or removed.
5512: # --------------------------*/
5513:
1.698 harmsja 5514: a:hover,
1.721 harmsja 5515: ol.LC_smallMenu a:hover,
5516: ol#LC_MenuBreadcrumbs a:hover,
5517: ol#LC_PathBreadcrumbs a:hover,
5518: ul#LC_TabMainMenuContent a:hover,
5519: .LC_FormSectionClearButton input:hover
5520: ul.LC_TabContent li:hover a{
1.698 harmsja 5521: color:#BF2317;
5522: text-decoration:none;
1.693 droeschl 5523: }
5524:
5525: h1 {
1.721 harmsja 5526: padding:5px 10px 5px 20px;
1.693 droeschl 5527: line-height:130%;
5528: }
1.698 harmsja 5529:
1.693 droeschl 5530: h2,h3,h4,h5,h6
5531: {
1.721 harmsja 5532: margin:5px 0px 5px 0px;
5533: padding:0px;
5534: line-height:130%;
1.693 droeschl 5535: }
1.721 harmsja 5536: .LC_hcell{
1.698 harmsja 5537: padding:3px 15px 3px 15px;
5538: margin:0px;
1.703 harmsja 5539: background-color:$tabbg;
5540: border-bottom:solid 1px $lg_border_color;
1.693 droeschl 5541: }
1.721 harmsja 5542: .LC_noBorder {
1.698 harmsja 5543: border:0px;
5544: }
1.693 droeschl 5545:
1.722 harmsja 5546: .LC_bgLightGrey{
1.723 riegler 5547: background:URL(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.722 harmsja 5548: }
5549: .LC_bgLightGreyYellow {
5550: background-color:#EFECE0;
5551: }
1.693 droeschl 5552:
1.698 harmsja 5553: /* Main Header with discription of Person, Course, etc. */
1.721 harmsja 5554: .LC_HeadRight {
1.693 droeschl 5555: text-align: right;
5556: float: right;
5557: margin: 0px;
5558: padding: 0px;
1.698 harmsja 5559: right:0;
1.693 droeschl 5560: position:absolute;
1.698 harmsja 5561: overflow:hidden;
1.693 droeschl 5562: }
5563:
1.721 harmsja 5564: p, .LC_ContentBox {
1.698 harmsja 5565: padding: 10px;
5566:
5567: }
1.721 harmsja 5568: .LC_FormSectionClearButton input {
5569:
1.698 harmsja 5570: border:0px;
5571: cursor:pointer;
5572: text-decoration:underline;
1.693 droeschl 5573: }
5574:
5575:
1.698 harmsja 5576: dl,ul,div,fieldset {
5577: margin: 10px 10px 10px 0px;
1.693 droeschl 5578: overflow:hidden;
5579: }
1.721 harmsja 5580: ol.LC_smallMenu, ol#LC_PathBreadcrumbs {
1.698 harmsja 5581: margin: 0px;
1.693 droeschl 5582: }
5583:
1.721 harmsja 5584: ol.LC_smallMenu li {
1.693 droeschl 5585: display: inline;
5586: padding: 5px 5px 0px 10px;
5587: vertical-align: top;
5588: }
5589:
1.721 harmsja 5590: ol.LC_smallMenu li img {
1.693 droeschl 5591: vertical-align: bottom;
5592: }
5593:
1.721 harmsja 5594: ol.LC_smallMenu a {
1.693 droeschl 5595: font-size: 90%;
5596: color: RGB(80, 80, 80);
5597: text-decoration: none;
5598: }
5599:
1.721 harmsja 5600: ol#LC_TabMainMenuContent {
5601: display:block;
5602: list-style:none;
1.693 droeschl 5603: margin: 0px 0px 10px 0px;
5604: padding: 0px;
5605: }
5606:
1.721 harmsja 5607: ol#LC_TabMainMenuContent li {
1.693 droeschl 5608: display: inline;
5609: vertical-align: bottom;
5610: border-bottom: solid 1px RGB(175, 175, 175);
5611: border-right: solid 1px RGB(175, 175, 175);
1.721 harmsja 5612: padding: 5px 10px 5px 10px;
5613: margin-right:3px;
1.693 droeschl 5614: line-height: 140%;
5615: font-weight: bold;
1.721 harmsja 5616: white-space:nowrap;
1.723 riegler 5617: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5618: }
5619:
1.721 harmsja 5620: ol#LC_TabMainMenuContent li a{
1.693 droeschl 5621: color: RGB(47, 47, 47);
5622: text-decoration: none;
5623: }
1.721 harmsja 5624: ul.LC_TabContent {
5625: margin:0px;
5626: padding:0px;
5627: display:block;
5628: list-style:none;
5629: min-height:1.5em;
5630: }
5631: ul.LC_TabContent li{
5632: display:inline;
5633: vertical-align:top;
5634: border-bottom:solid 1px $lg_border_color;
5635: border-right:solid 1px $lg_border_color;
5636: padding:5px 10px 5px 10px;
5637: margin-right:2px;
1.723 riegler 5638: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.721 harmsja 5639: }
5640: ul.LC_TabContent li a, ul.LC_TabContent li{
5641: color:rgb(47,47,47);
5642: text-decoration:none;
5643: font-size:95%;
5644: font-weight:bold;
5645: white-space:nowrap;
5646: }
5647: .LC_hideThis
5648: {
5649: display:none;
5650: visibility:hidden;
1.693 droeschl 5651: }
5652:
1.721 harmsja 5653: ol#LC_MenuBreadcrumbs, ol#LC_PathBreadcrumbs {
1.693 droeschl 5654: border-top: solid 1px RGB(255, 255, 255);
5655: height: 20px;
5656: line-height: 20px;
5657: vertical-align: bottom;
5658: margin: 0px 0px 30px 0px;
5659: padding-left: 10px;
5660: list-style-position: inside;
1.723 riegler 5661: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5662: }
5663:
1.721 harmsja 5664: ol#LC_MenuBreadcrumbs li, ol#LC_PathBreadcrumbs li {
1.723 riegler 5665: background: url(/adm/lonIcons/arrow_white.png) no-repeat left center;
1.693 droeschl 5666: display: inline;
5667: padding: 0px 0px 0px 10px;
5668: vertical-align: bottom;
5669: overflow:hidden;
5670: }
5671:
1.721 harmsja 5672: ol#LC_MenuBreadcrumbs li a {
1.693 droeschl 5673: text-decoration: none;
5674: font-size:90%;
5675: }
1.721 harmsja 5676: ol#LC_PathBreadcrumbs li a{
1.698 harmsja 5677: text-decoration:none;
5678: font-size:100%;
5679: font-weight:bold;
1.693 droeschl 5680: }
1.721 harmsja 5681: .LC_ContentBoxSpecial
1.693 droeschl 5682: {
1.701 harmsja 5683: border: solid 1px $lg_border_color;
1.698 harmsja 5684: }
1.721 harmsja 5685: .LC_PopUp
1.693 droeschl 5686: {
1.698 harmsja 5687: padding:10px;
5688: border-left:solid 1px $lg_border_color;
5689: border-top:solid 1px $lg_border_color;
5690: border-bottom:outset 1px $lg_border_color;
5691: border-right:outset 1px $lg_border_color;
5692: display:none;
5693: position:absolute;
5694: right:0;
5695: background-color:white;
5696: z-index:5;
1.693 droeschl 5697: }
5698:
1.721 harmsja 5699: dl.LC_ListStyleClean dt {
1.693 droeschl 5700: padding-right: 5px;
5701: display: table-header-group;
5702: }
5703:
1.721 harmsja 5704: dl.LC_ListStyleClean dd {
1.693 droeschl 5705: display: table-row;
5706: }
5707:
1.721 harmsja 5708: .LC_ListStyleClean,
5709: .LC_ListStyleSimple,
5710: .LC_ListStyleNormal,
5711: .LC_ListStyleNormal_Border,
5712: .LC_ListStyleSpecial
1.693 droeschl 5713: {
5714: /*display:block; */
5715: list-style-position: inside;
5716: list-style-type: none;
5717: overflow: hidden;
5718: padding: 0px;
5719: }
5720:
1.721 harmsja 5721: .LC_ListStyleSimple li,
5722: .LC_ListStyleSimple dd,
5723: .LC_ListStyleNormal li,
5724: .LC_ListStyleNormal dd,
5725: .LC_ListStyleSpecial li,
5726: .LC_ListStyleSpecial dd
1.693 droeschl 5727: {
5728: margin: 0px;
5729: padding: 5px 5px 5px 10px;
5730: clear: both;
5731: }
5732:
1.721 harmsja 5733: .LC_ListStyleClean li,
5734: .LC_ListStyleClean dd {
1.693 droeschl 5735: padding-top: 0px;
5736: padding-bottom: 0px;
5737: }
5738:
1.721 harmsja 5739: .LC_ListStyleSimple dd,
5740: .LC_ListStyleSimple li{
1.698 harmsja 5741: border-bottom: solid 1px $lg_border_color;
1.693 droeschl 5742: }
5743:
1.721 harmsja 5744: .LC_ListStyleSpecial li,
5745: .LC_ListStyleSpecial dd {
1.693 droeschl 5746: list-style-type: none;
5747: background-color: RGB(220, 220, 220);
5748: margin-bottom: 4px;
5749: }
5750:
1.721 harmsja 5751: table.LC_SimpleTable {
1.698 harmsja 5752: margin:5px;
5753: border:solid 1px $lg_border_color;
1.693 droeschl 5754: }
5755:
1.721 harmsja 5756: table.LC_SimpleTable tr {
1.698 harmsja 5757: padding:0px;
5758: border:solid 1px $lg_border_color;
1.693 droeschl 5759: }
1.721 harmsja 5760: table.LC_SimpleTable thead{
1.698 harmsja 5761: background:rgb(220,220,220);
1.693 droeschl 5762: }
5763:
1.721 harmsja 5764: div.LC_columnSection {
1.693 droeschl 5765: display: block;
5766: clear: both;
5767: overflow: hidden;
5768: margin:0px;
5769: }
5770:
1.721 harmsja 5771: div.LC_columnSection>* {
1.693 droeschl 5772: float: left;
5773: margin: 10px 20px 10px 0px;
5774: overflow:hidden;
5775: }
1.721 harmsja 5776: div.LC_columnSection > .LC_ContentBox,
5777: div.LC_columnSection > .LC_ContentBoxSpecial
1.693 droeschl 5778: {
1.721 harmsja 5779: width: 400px;
1.693 droeschl 5780: }
1.721 harmsja 5781:
1.719 ehlerst 5782: .ContentBoxSpecialTemplate
5783: {
5784: border: solid 1px $lg_border_color;
5785: }
5786: .ContentBoxTemplate {
5787: padding:10px;
5788: }
5789:
1.721 harmsja 5790: div.LC_columnSection > .ContentBoxTemplate,
5791: div.LC_columnSection > .ContentBoxSpecialTemplate
1.719 ehlerst 5792: {
5793: width: 600px;
5794:
5795: }
5796:
1.720 ehlerst 5797: .clear{
5798: clear: both;
5799: line-height: 0px;
5800: font-size: 0px;
5801: height: 0px;
5802: }
1.693 droeschl 5803:
1.694 tempelho 5804: .LC_loginpage_container {
5805: text-align:left;
5806: margin : 0 auto;
5807: width:65%;
5808: padding: 10px;
5809: height: auto;
1.712 muellerd 5810: background-color:#FFFFFF;
1.694 tempelho 5811: border:1px solid #CCCCCC;
5812: }
5813:
5814:
5815: .LC_loginpage_loginContainer {
5816: float:left;
1.712 muellerd 5817: width: 182px;
5818: border:1px solid #CCCCCC;
5819: background-color:$loginbg;
1.694 tempelho 5820: }
5821:
1.717 tempelho 5822: .LC_loginpage_loginContainer h2{
1.712 muellerd 5823: margin-top:0;
5824: display:block;
5825: background:$bgcol;
5826: color:$textcol;
5827: padding-left:5px;
5828: }
1.694 tempelho 5829: .LC_loginpage_loginInfo {
5830: margin-left:20px;
5831: float:left;
5832: width:30%;
5833: border:1px solid #CCCCCC;
5834: padding:10px;
5835: }
5836:
1.712 muellerd 5837: .LC_loginpage_loginDomain {
5838: margin-right:20px;
5839: width:20%;
5840: float:left;
5841: padding:10px;
5842: }
5843:
1.694 tempelho 5844: .LC_loginpage_space {
5845: clear:both;
5846: margin-bottom:20px;
5847: border-bottom: 1px solid #CCCCCC;
5848: }
5849:
5850: .LC_loginpage_fieldset{
5851: border: 1px solid #CCCCCC;
5852: margin: 0 auto;
5853: }
5854:
5855: .LC_loginpage_legend{
5856: padding: 2px;
5857: margin: 0px;
5858: font-size:14px;
5859: font-weight:bold;
5860: }
5861:
5862:
1.343 albertel 5863: END
5864: }
5865:
1.306 albertel 5866: =pod
5867:
5868: =item * &headtag()
5869:
5870: Returns a uniform footer for LON-CAPA web pages.
5871:
1.307 albertel 5872: Inputs: $title - optional title for the head
5873: $head_extra - optional extra HTML to put inside the <head>
1.315 albertel 5874: $args - optional arguments
1.319 albertel 5875: force_register - if is true call registerurl so the remote is
5876: informed
1.415 albertel 5877: redirect -> array ref of
5878: 1- seconds before redirect occurs
5879: 2- url to redirect to
5880: 3- whether the side effect should occur
1.315 albertel 5881: (side effect of setting
5882: $env{'internal.head.redirect'} to the url
5883: redirected too)
1.352 albertel 5884: domain -> force to color decorate a page for a specific
5885: domain
5886: function -> force usage of a specific rolish color scheme
5887: bgcolor -> override the default page bgcolor
1.460 albertel 5888: no_auto_mt_title
5889: -> prevent &mt()ing the title arg
1.464 albertel 5890:
1.306 albertel 5891: =cut
5892:
5893: sub headtag {
1.313 albertel 5894: my ($title,$head_extra,$args) = @_;
1.306 albertel 5895:
1.363 albertel 5896: my $function = $args->{'function'} || &get_users_function();
5897: my $domain = $args->{'domain'} || &determinedomain();
5898: my $bgcolor = $args->{'bgcolor'} || &designparm($function.'.pgbg',$domain);
1.418 albertel 5899: my $url = join(':',$env{'user.name'},$env{'user.domain'},
1.458 albertel 5900: $Apache::lonnet::perlvar{'lonVersion'},
1.531 albertel 5901: #time(),
1.418 albertel 5902: $env{'environment.color.timestamp'},
1.363 albertel 5903: $function,$domain,$bgcolor);
5904:
1.369 www 5905: $url = '/adm/css/'.&escape($url).'.css';
1.363 albertel 5906:
1.308 albertel 5907: my $result =
5908: '<head>'.
1.461 albertel 5909: &font_settings();
1.319 albertel 5910:
1.461 albertel 5911: if (!$args->{'frameset'}) {
5912: $result .= &Apache::lonhtmlcommon::htmlareaheaders();
5913: }
1.319 albertel 5914: if ($args->{'force_register'}) {
5915: $result .= &Apache::lonmenu::registerurl(1);
5916: }
1.436 albertel 5917: if (!$args->{'no_nav_bar'}
5918: && !$args->{'only_body'}
5919: && !$args->{'frameset'}) {
5920: $result .= &help_menu_js();
5921: }
1.319 albertel 5922:
1.314 albertel 5923: if (ref($args->{'redirect'})) {
1.414 albertel 5924: my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
1.315 albertel 5925: $url = &Apache::lonenc::check_encrypt($url);
1.414 albertel 5926: if (!$inhibit_continue) {
5927: $env{'internal.head.redirect'} = $url;
5928: }
1.313 albertel 5929: $result.=<<ADDMETA
5930: <meta http-equiv="pragma" content="no-cache" />
1.344 albertel 5931: <meta http-equiv="Refresh" content="$time; url=$url" />
1.313 albertel 5932: ADDMETA
5933: }
1.306 albertel 5934: if (!defined($title)) {
5935: $title = 'The LearningOnline Network with CAPA';
5936: }
1.460 albertel 5937: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
5938: $result .= '<title> LON-CAPA '.$title.'</title>'
1.414 albertel 5939: .'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
5940: .$head_extra;
1.306 albertel 5941: return $result;
5942: }
5943:
5944: =pod
5945:
1.340 albertel 5946: =item * &font_settings()
5947:
5948: Returns neccessary <meta> to set the proper encoding
5949:
5950: Inputs: none
5951:
5952: =cut
5953:
5954: sub font_settings {
5955: my $headerstring='';
1.647 www 5956: if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
1.340 albertel 5957: $headerstring.=
5958: '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
5959: }
5960: return $headerstring;
5961: }
5962:
1.341 albertel 5963: =pod
5964:
5965: =item * &xml_begin()
5966:
5967: Returns the needed doctype and <html>
5968:
5969: Inputs: none
5970:
5971: =cut
5972:
5973: sub xml_begin {
5974: my $output='';
5975:
1.592 albertel 5976: if ($env{'internal.start_page'}==1) {
5977: &Apache::lonhtmlcommon::init_htmlareafields();
5978: }
1.342 albertel 5979:
1.341 albertel 5980: if ($env{'browser.mathml'}) {
5981: $output='<?xml version="1.0"?>'
5982: #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
5983: # .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
5984:
5985: # .'<!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">] >'
5986: .'<!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">'
5987: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
5988: .'xmlns="http://www.w3.org/1999/xhtml">';
5989: } else {
5990: $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
5991: }
5992: return $output;
5993: }
1.340 albertel 5994:
5995: =pod
5996:
1.306 albertel 5997: =item * &endheadtag()
5998:
5999: Returns a uniform </head> for LON-CAPA web pages.
6000:
6001: Inputs: none
6002:
6003: =cut
6004:
6005: sub endheadtag {
6006: return '</head>';
6007: }
6008:
6009: =pod
6010:
6011: =item * &head()
6012:
6013: Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
6014:
1.648 raeburn 6015: Inputs:
6016:
6017: =over 4
6018:
6019: $title - optional title for the page
6020:
6021: $head_extra - optional extra HTML to put inside the <head>
6022:
6023: =back
1.405 albertel 6024:
1.306 albertel 6025: =cut
6026:
6027: sub head {
1.325 albertel 6028: my ($title,$head_extra,$args) = @_;
6029: return &headtag($title,$head_extra,$args).&endheadtag();
1.306 albertel 6030: }
6031:
6032: =pod
6033:
6034: =item * &start_page()
6035:
6036: Returns a complete <html> .. <body> section for LON-CAPA web pages.
6037:
1.648 raeburn 6038: Inputs:
6039:
6040: =over 4
6041:
6042: $title - optional title for the page
6043:
6044: $head_extra - optional extra HTML to incude inside the <head>
6045:
6046: $args - additional optional args supported are:
6047:
6048: =over 8
6049:
6050: only_body -> is true will set &bodytag() onlybodytag
1.317 albertel 6051: arg on
1.648 raeburn 6052: no_nav_bar -> is true will set &bodytag() notopbar arg on
6053: add_entries -> additional attributes to add to the <body>
6054: domain -> force to color decorate a page for a
1.317 albertel 6055: specific domain
1.648 raeburn 6056: function -> force usage of a specific rolish color
1.317 albertel 6057: scheme
1.648 raeburn 6058: redirect -> see &headtag()
6059: bgcolor -> override the default page bg color
6060: js_ready -> return a string ready for being used in
1.317 albertel 6061: a javascript writeln
1.648 raeburn 6062: html_encode -> return a string ready for being used in
1.320 albertel 6063: a html attribute
1.648 raeburn 6064: force_register -> if is true will turn on the &bodytag()
1.317 albertel 6065: $forcereg arg
1.648 raeburn 6066: body_title -> alternate text to use instead of $title
1.326 albertel 6067: in the title box that appears, this text
6068: is not auto translated like the $title is
1.648 raeburn 6069: frameset -> if true will start with a <frameset>
1.330 albertel 6070: rather than <body>
1.648 raeburn 6071: no_title -> if true the title bar won't be shown
6072: skip_phases -> hash ref of
1.338 albertel 6073: head -> skip the <html><head> generation
6074: body -> skip all <body> generation
1.648 raeburn 6075: no_inline_link -> if true and in remote mode, don't show the
1.361 albertel 6076: 'Switch To Inline Menu' link
1.648 raeburn 6077: no_auto_mt_title -> prevent &mt()ing the title arg
6078: inherit_jsmath -> when creating popup window in a page,
6079: should it have jsmath forced on by the
6080: current page
1.361 albertel 6081:
1.648 raeburn 6082: =back
1.460 albertel 6083:
1.648 raeburn 6084: =back
1.562 albertel 6085:
1.306 albertel 6086: =cut
6087:
6088: sub start_page {
1.309 albertel 6089: my ($title,$head_extra,$args) = @_;
1.318 albertel 6090: #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
1.313 albertel 6091: my %head_args;
1.352 albertel 6092: foreach my $arg ('redirect','force_register','domain','function',
1.460 albertel 6093: 'bgcolor','frameset','no_nav_bar','only_body',
6094: 'no_auto_mt_title') {
1.319 albertel 6095: if (defined($args->{$arg})) {
1.324 raeburn 6096: $head_args{$arg} = $args->{$arg};
1.319 albertel 6097: }
1.313 albertel 6098: }
1.319 albertel 6099:
1.315 albertel 6100: $env{'internal.start_page'}++;
1.338 albertel 6101: my $result;
6102: if (! exists($args->{'skip_phases'}{'head'}) ) {
6103: $result.=
1.341 albertel 6104: &xml_begin().
1.338 albertel 6105: &headtag($title,$head_extra,\%head_args).&endheadtag();
6106: }
6107:
6108: if (! exists($args->{'skip_phases'}{'body'}) ) {
6109: if ($args->{'frameset'}) {
6110: my $attr_string = &make_attr_string($args->{'force_register'},
6111: $args->{'add_entries'});
6112: $result .= "\n<frameset $attr_string>\n";
6113: } else {
6114: $result .=
6115: &bodytag($title,
6116: $args->{'function'}, $args->{'add_entries'},
6117: $args->{'only_body'}, $args->{'domain'},
6118: $args->{'force_register'}, $args->{'body_title'},
6119: $args->{'no_nav_bar'}, $args->{'bgcolor'},
1.460 albertel 6120: $args->{'no_title'}, $args->{'no_inline_link'},
6121: $args);
1.338 albertel 6122: }
1.330 albertel 6123: }
1.338 albertel 6124:
1.315 albertel 6125: if ($args->{'js_ready'}) {
1.713 kaisler 6126: $result = &js_ready($result);
1.315 albertel 6127: }
1.320 albertel 6128: if ($args->{'html_encode'}) {
1.713 kaisler 6129: $result = &html_encode($result);
6130: }
6131:
1.718 raeburn 6132: if (exists($args->{'bread_crumbs'})) {
6133: &Apache::lonhtmlcommon::clear_breadcrumbs();
6134: if (ref($args->{'bread_crumbs'}) eq 'ARRAY') {
6135: foreach my $crumb (@{$args->{'bread_crumbs'}}){
6136: &Apache::lonhtmlcommon::add_breadcrumb($crumb);
6137: }
6138: }
6139: $result .= &Apache::lonhtmlcommon::breadcrumbs();
1.320 albertel 6140: }
1.713 kaisler 6141:
1.315 albertel 6142: return $result;
1.306 albertel 6143: }
6144:
1.330 albertel 6145:
1.306 albertel 6146: =pod
6147:
6148: =item * &head()
6149:
6150: Returns a complete </body></html> section for LON-CAPA web pages.
6151:
1.315 albertel 6152: Inputs: $args - additional optional args supported are:
6153: js_ready -> return a string ready for being used in
6154: a javascript writeln
1.320 albertel 6155: html_encode -> return a string ready for being used in
6156: a html attribute
1.330 albertel 6157: frameset -> if true will start with a <frameset>
6158: rather than <body>
1.493 albertel 6159: dicsussion -> if true will get discussion from
6160: lonxml::xmlend
6161: (you can pass the target and parser arguments
6162: through optional 'target' and 'parser' args
6163: to this routine)
1.306 albertel 6164:
6165: =cut
6166:
6167: sub end_page {
1.315 albertel 6168: my ($args) = @_;
6169: $env{'internal.end_page'}++;
1.330 albertel 6170: my $result;
1.335 albertel 6171: if ($args->{'discussion'}) {
6172: my ($target,$parser);
6173: if (ref($args->{'discussion'})) {
6174: ($target,$parser) =($args->{'discussion'}{'target'},
6175: $args->{'discussion'}{'parser'});
6176: }
6177: $result .= &Apache::lonxml::xmlend($target,$parser);
6178: }
6179:
1.330 albertel 6180: if ($args->{'frameset'}) {
6181: $result .= '</frameset>';
6182: } else {
1.635 raeburn 6183: $result .= &endbodytag($args);
1.330 albertel 6184: }
6185: $result .= "\n</html>";
6186:
1.315 albertel 6187: if ($args->{'js_ready'}) {
1.317 albertel 6188: $result = &js_ready($result);
1.315 albertel 6189: }
1.335 albertel 6190:
1.320 albertel 6191: if ($args->{'html_encode'}) {
6192: $result = &html_encode($result);
6193: }
1.335 albertel 6194:
1.315 albertel 6195: return $result;
6196: }
6197:
1.320 albertel 6198: sub html_encode {
6199: my ($result) = @_;
6200:
1.322 albertel 6201: $result = &HTML::Entities::encode($result,'<>&"');
1.320 albertel 6202:
6203: return $result;
6204: }
1.317 albertel 6205: sub js_ready {
6206: my ($result) = @_;
6207:
1.323 albertel 6208: $result =~ s/[\n\r]/ /xmsg;
6209: $result =~ s/\\/\\\\/xmsg;
6210: $result =~ s/'/\\'/xmsg;
1.372 albertel 6211: $result =~ s{</}{<\\/}xmsg;
1.317 albertel 6212:
6213: return $result;
6214: }
6215:
1.315 albertel 6216: sub validate_page {
6217: if ( exists($env{'internal.start_page'})
1.316 albertel 6218: && $env{'internal.start_page'} > 1) {
6219: &Apache::lonnet::logthis('start_page called multiple times '.
1.318 albertel 6220: $env{'internal.start_page'}.' '.
1.316 albertel 6221: $ENV{'request.filename'});
1.315 albertel 6222: }
6223: if ( exists($env{'internal.end_page'})
1.316 albertel 6224: && $env{'internal.end_page'} > 1) {
6225: &Apache::lonnet::logthis('end_page called multiple times '.
1.318 albertel 6226: $env{'internal.end_page'}.' '.
1.316 albertel 6227: $env{'request.filename'});
1.315 albertel 6228: }
6229: if ( exists($env{'internal.start_page'})
6230: && ! exists($env{'internal.end_page'})) {
1.316 albertel 6231: &Apache::lonnet::logthis('start_page called without end_page '.
6232: $env{'request.filename'});
1.315 albertel 6233: }
6234: if ( ! exists($env{'internal.start_page'})
6235: && exists($env{'internal.end_page'})) {
1.316 albertel 6236: &Apache::lonnet::logthis('end_page called without start_page'.
6237: $env{'request.filename'});
1.315 albertel 6238: }
1.306 albertel 6239: }
1.315 albertel 6240:
1.318 albertel 6241: sub simple_error_page {
6242: my ($r,$title,$msg) = @_;
6243: my $page =
6244: &Apache::loncommon::start_page($title).
6245: &mt($msg).
6246: &Apache::loncommon::end_page();
6247: if (ref($r)) {
6248: $r->print($page);
1.327 albertel 6249: return;
1.318 albertel 6250: }
6251: return $page;
6252: }
1.347 albertel 6253:
6254: {
1.610 albertel 6255: my @row_count;
1.347 albertel 6256: sub start_data_table {
1.422 albertel 6257: my ($add_class) = @_;
6258: my $css_class = (join(' ','LC_data_table',$add_class));
1.610 albertel 6259: unshift(@row_count,0);
1.422 albertel 6260: return '<table class="'.$css_class.'">'."\n";
1.347 albertel 6261: }
6262:
6263: sub end_data_table {
1.610 albertel 6264: shift(@row_count);
1.389 albertel 6265: return '</table>'."\n";;
1.347 albertel 6266: }
6267:
6268: sub start_data_table_row {
1.422 albertel 6269: my ($add_class) = @_;
1.610 albertel 6270: $row_count[0]++;
6271: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.428 albertel 6272: $css_class = (join(' ',$css_class,$add_class));
1.422 albertel 6273: return '<tr class="'.$css_class.'">'."\n";;
1.347 albertel 6274: }
1.471 banghart 6275:
6276: sub continue_data_table_row {
6277: my ($add_class) = @_;
1.610 albertel 6278: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.471 banghart 6279: $css_class = (join(' ',$css_class,$add_class));
6280: return '<tr class="'.$css_class.'">'."\n";;
6281: }
1.347 albertel 6282:
6283: sub end_data_table_row {
1.389 albertel 6284: return '</tr>'."\n";;
1.347 albertel 6285: }
1.367 www 6286:
1.421 albertel 6287: sub start_data_table_empty_row {
1.707 bisitz 6288: # $row_count[0]++;
1.421 albertel 6289: return '<tr class="LC_empty_row" >'."\n";;
6290: }
6291:
6292: sub end_data_table_empty_row {
6293: return '</tr>'."\n";;
6294: }
6295:
1.367 www 6296: sub start_data_table_header_row {
1.389 albertel 6297: return '<tr class="LC_header_row">'."\n";;
1.367 www 6298: }
6299:
6300: sub end_data_table_header_row {
1.389 albertel 6301: return '</tr>'."\n";;
1.367 www 6302: }
1.347 albertel 6303: }
6304:
1.548 albertel 6305: =pod
6306:
6307: =item * &inhibit_menu_check($arg)
6308:
6309: Checks for a inhibitmenu state and generates output to preserve it
6310:
6311: Inputs: $arg - can be any of
6312: - undef - in which case the return value is a string
6313: to add into arguments list of a uri
6314: - 'input' - in which case the return value is a HTML
6315: <form> <input> field of type hidden to
6316: preserve the value
6317: - a url - in which case the return value is the url with
6318: the neccesary cgi args added to preserve the
6319: inhibitmenu state
6320: - a ref to a url - no return value, but the string is
6321: updated to include the neccessary cgi
6322: args to preserve the inhibitmenu state
6323:
6324: =cut
6325:
6326: sub inhibit_menu_check {
6327: my ($arg) = @_;
6328: &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
6329: if ($arg eq 'input') {
6330: if ($env{'form.inhibitmenu'}) {
6331: return '<input type="hidden" name="inhibitmenu" value="'.$env{'form.inhibitmenu'}.'" />';
6332: } else {
6333: return
6334: }
6335: }
6336: if ($env{'form.inhibitmenu'}) {
6337: if (ref($arg)) {
6338: $$arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6339: } elsif ($arg eq '') {
6340: $arg .= 'inhibitmenu='.$env{'form.inhibitmenu'};
6341: } else {
6342: $arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6343: }
6344: }
6345: if (!ref($arg)) {
6346: return $arg;
6347: }
6348: }
6349:
1.251 albertel 6350: ###############################################
1.182 matthew 6351:
6352: =pod
6353:
1.549 albertel 6354: =back
6355:
6356: =head1 User Information Routines
6357:
6358: =over 4
6359:
1.405 albertel 6360: =item * &get_users_function()
1.182 matthew 6361:
6362: Used by &bodytag to determine the current users primary role.
6363: Returns either 'student','coordinator','admin', or 'author'.
6364:
6365: =cut
6366:
6367: ###############################################
6368: sub get_users_function {
6369: my $function = 'student';
1.258 albertel 6370: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.182 matthew 6371: $function='coordinator';
6372: }
1.258 albertel 6373: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.182 matthew 6374: $function='admin';
6375: }
1.258 albertel 6376: if (($env{'request.role'}=~/^(au|ca)/) ||
1.182 matthew 6377: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
6378: $function='author';
6379: }
6380: return $function;
1.54 www 6381: }
1.99 www 6382:
6383: ###############################################
6384:
1.233 raeburn 6385: =pod
6386:
1.542 raeburn 6387: =item * &check_user_status()
1.274 raeburn 6388:
6389: Determines current status of supplied role for a
6390: specific user. Roles can be active, previous or future.
6391:
6392: Inputs:
6393: user's domain, user's username, course's domain,
1.375 raeburn 6394: course's number, optional section ID.
1.274 raeburn 6395:
6396: Outputs:
6397: role status: active, previous or future.
6398:
6399: =cut
6400:
6401: sub check_user_status {
1.412 raeburn 6402: my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
1.274 raeburn 6403: my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
6404: my @uroles = keys %userinfo;
6405: my $srchstr;
6406: my $active_chk = 'none';
1.412 raeburn 6407: my $now = time;
1.274 raeburn 6408: if (@uroles > 0) {
1.412 raeburn 6409: if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
1.274 raeburn 6410: $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
6411: } else {
1.412 raeburn 6412: $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
6413: }
6414: if (grep/^\Q$srchstr\E$/,@uroles) {
1.274 raeburn 6415: my $role_end = 0;
6416: my $role_start = 0;
6417: $active_chk = 'active';
1.412 raeburn 6418: if ($userinfo{$srchstr} =~ m/^\Q$role\E_(\d+)/) {
6419: $role_end = $1;
6420: if ($userinfo{$srchstr} =~ m/^\Q$role\E_\Q$role_end\E_(\d+)$/) {
6421: $role_start = $1;
1.274 raeburn 6422: }
6423: }
6424: if ($role_start > 0) {
1.412 raeburn 6425: if ($now < $role_start) {
1.274 raeburn 6426: $active_chk = 'future';
6427: }
6428: }
6429: if ($role_end > 0) {
1.412 raeburn 6430: if ($now > $role_end) {
1.274 raeburn 6431: $active_chk = 'previous';
6432: }
6433: }
6434: }
6435: }
6436: return $active_chk;
6437: }
6438:
6439: ###############################################
6440:
6441: =pod
6442:
1.405 albertel 6443: =item * &get_sections()
1.233 raeburn 6444:
6445: Determines all the sections for a course including
6446: sections with students and sections containing other roles.
1.419 raeburn 6447: Incoming parameters:
6448:
6449: 1. domain
6450: 2. course number
6451: 3. reference to array containing roles for which sections should
6452: be gathered (optional).
6453: 4. reference to array containing status types for which sections
6454: should be gathered (optional).
6455:
6456: If the third argument is undefined, sections are gathered for any role.
6457: If the fourth argument is undefined, sections are gathered for any status.
6458: Permissible values are 'active' or 'future' or 'previous'.
1.233 raeburn 6459:
1.374 raeburn 6460: Returns section hash (keys are section IDs, values are
6461: number of users in each section), subject to the
1.419 raeburn 6462: optional roles filter, optional status filter
1.233 raeburn 6463:
6464: =cut
6465:
6466: ###############################################
6467: sub get_sections {
1.419 raeburn 6468: my ($cdom,$cnum,$possible_roles,$possible_status) = @_;
1.366 albertel 6469: if (!defined($cdom) || !defined($cnum)) {
6470: my $cid = $env{'request.course.id'};
6471:
6472: return if (!defined($cid));
6473:
6474: $cdom = $env{'course.'.$cid.'.domain'};
6475: $cnum = $env{'course.'.$cid.'.num'};
6476: }
6477:
6478: my %sectioncount;
1.419 raeburn 6479: my $now = time;
1.240 albertel 6480:
1.366 albertel 6481: if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
1.276 albertel 6482: my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.240 albertel 6483: my $sec_index = &Apache::loncoursedata::CL_SECTION();
6484: my $status_index = &Apache::loncoursedata::CL_STATUS();
1.419 raeburn 6485: my $start_index = &Apache::loncoursedata::CL_START();
6486: my $end_index = &Apache::loncoursedata::CL_END();
6487: my $status;
1.366 albertel 6488: while (my ($student,$data) = each(%$classlist)) {
1.419 raeburn 6489: my ($section,$stu_status,$start,$end) = ($data->[$sec_index],
6490: $data->[$status_index],
6491: $data->[$start_index],
6492: $data->[$end_index]);
6493: if ($stu_status eq 'Active') {
6494: $status = 'active';
6495: } elsif ($end < $now) {
6496: $status = 'previous';
6497: } elsif ($start > $now) {
6498: $status = 'future';
6499: }
6500: if ($section ne '-1' && $section !~ /^\s*$/) {
6501: if ((!defined($possible_status)) || (($status ne '') &&
6502: (grep/^\Q$status\E$/,@{$possible_status}))) {
6503: $sectioncount{$section}++;
6504: }
1.240 albertel 6505: }
6506: }
6507: }
6508: my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6509: foreach my $user (sort(keys(%courseroles))) {
6510: if ($user !~ /^(\w{2})/) { next; }
6511: my ($role) = ($user =~ /^(\w{2})/);
6512: if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
1.419 raeburn 6513: my ($section,$status);
1.240 albertel 6514: if ($role eq 'cr' &&
6515: $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
6516: $section=$1;
6517: }
6518: if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
6519: if (!defined($section) || $section eq '-1') { next; }
1.419 raeburn 6520: my ($end,$start) = ($courseroles{$user} =~ /^([^:]*):([^:]*)$/);
6521: if ($end == -1 && $start == -1) {
6522: next; #deleted role
6523: }
6524: if (!defined($possible_status)) {
6525: $sectioncount{$section}++;
6526: } else {
6527: if ((!$end || $end >= $now) && (!$start || $start <= $now)) {
6528: $status = 'active';
6529: } elsif ($end < $now) {
6530: $status = 'future';
6531: } elsif ($start > $now) {
6532: $status = 'previous';
6533: }
6534: if (($status ne '') && (grep/^\Q$status\E$/,@{$possible_status})) {
6535: $sectioncount{$section}++;
6536: }
6537: }
1.233 raeburn 6538: }
1.366 albertel 6539: return %sectioncount;
1.233 raeburn 6540: }
6541:
1.274 raeburn 6542: ###############################################
1.294 raeburn 6543:
6544: =pod
1.405 albertel 6545:
6546: =item * &get_course_users()
6547:
1.275 raeburn 6548: Retrieves usernames:domains for users in the specified course
6549: with specific role(s), and access status.
6550:
6551: Incoming parameters:
1.277 albertel 6552: 1. course domain
6553: 2. course number
6554: 3. access status: users must have - either active,
1.275 raeburn 6555: previous, future, or all.
1.277 albertel 6556: 4. reference to array of permissible roles
1.288 raeburn 6557: 5. reference to array of section restrictions (optional)
6558: 6. reference to results object (hash of hashes).
6559: 7. reference to optional userdata hash
1.609 raeburn 6560: 8. reference to optional statushash
1.630 raeburn 6561: 9. flag if privileged users (except those set to unhide in
6562: course settings) should be excluded
1.609 raeburn 6563: Keys of top level results hash are roles.
1.275 raeburn 6564: Keys of inner hashes are username:domain, with
6565: values set to access type.
1.288 raeburn 6566: Optional userdata hash returns an array with arguments in the
6567: same order as loncoursedata::get_classlist() for student data.
6568:
1.609 raeburn 6569: Optional statushash returns
6570:
1.288 raeburn 6571: Entries for end, start, section and status are blank because
6572: of the possibility of multiple values for non-student roles.
6573:
1.275 raeburn 6574: =cut
1.405 albertel 6575:
1.275 raeburn 6576: ###############################################
1.405 albertel 6577:
1.275 raeburn 6578: sub get_course_users {
1.630 raeburn 6579: my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata,$statushash,$hidepriv) = @_;
1.288 raeburn 6580: my %idx = ();
1.419 raeburn 6581: my %seclists;
1.288 raeburn 6582:
6583: $idx{udom} = &Apache::loncoursedata::CL_SDOM();
6584: $idx{uname} = &Apache::loncoursedata::CL_SNAME();
6585: $idx{end} = &Apache::loncoursedata::CL_END();
6586: $idx{start} = &Apache::loncoursedata::CL_START();
6587: $idx{id} = &Apache::loncoursedata::CL_ID();
6588: $idx{section} = &Apache::loncoursedata::CL_SECTION();
6589: $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
6590: $idx{status} = &Apache::loncoursedata::CL_STATUS();
6591:
1.290 albertel 6592: if (grep(/^st$/,@{$roles})) {
1.276 albertel 6593: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist($cdom,$cnum);
1.278 raeburn 6594: my $now = time;
1.277 albertel 6595: foreach my $student (keys(%{$classlist})) {
1.288 raeburn 6596: my $match = 0;
1.412 raeburn 6597: my $secmatch = 0;
1.419 raeburn 6598: my $section = $$classlist{$student}[$idx{section}];
1.609 raeburn 6599: my $status = $$classlist{$student}[$idx{status}];
1.419 raeburn 6600: if ($section eq '') {
6601: $section = 'none';
6602: }
1.291 albertel 6603: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6604: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6605: $secmatch = 1;
6606: } elsif ($$classlist{$student}[$idx{section}] eq '') {
1.420 albertel 6607: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6608: $secmatch = 1;
6609: }
6610: } else {
1.419 raeburn 6611: if (grep(/^\Q$section\E$/,@{$sections})) {
1.412 raeburn 6612: $secmatch = 1;
6613: }
1.290 albertel 6614: }
1.412 raeburn 6615: if (!$secmatch) {
6616: next;
6617: }
1.419 raeburn 6618: }
1.275 raeburn 6619: if (defined($$types{'active'})) {
1.288 raeburn 6620: if ($$classlist{$student}[$idx{status}] eq 'Active') {
1.275 raeburn 6621: push(@{$$users{st}{$student}},'active');
1.288 raeburn 6622: $match = 1;
1.275 raeburn 6623: }
6624: }
6625: if (defined($$types{'previous'})) {
1.609 raeburn 6626: if ($$classlist{$student}[$idx{status}] eq 'Expired') {
1.275 raeburn 6627: push(@{$$users{st}{$student}},'previous');
1.288 raeburn 6628: $match = 1;
1.275 raeburn 6629: }
6630: }
6631: if (defined($$types{'future'})) {
1.609 raeburn 6632: if ($$classlist{$student}[$idx{status}] eq 'Future') {
1.275 raeburn 6633: push(@{$$users{st}{$student}},'future');
1.288 raeburn 6634: $match = 1;
1.275 raeburn 6635: }
6636: }
1.609 raeburn 6637: if ($match) {
6638: push(@{$seclists{$student}},$section);
6639: if (ref($userdata) eq 'HASH') {
6640: $$userdata{$student} = $$classlist{$student};
6641: }
6642: if (ref($statushash) eq 'HASH') {
6643: $statushash->{$student}{'st'}{$section} = $status;
6644: }
1.288 raeburn 6645: }
1.275 raeburn 6646: }
6647: }
1.412 raeburn 6648: if ((@{$roles} > 1) || ((@{$roles} == 1) && ($$roles[0] ne "st"))) {
1.439 raeburn 6649: my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6650: my $now = time;
1.609 raeburn 6651: my %displaystatus = ( previous => 'Expired',
6652: active => 'Active',
6653: future => 'Future',
6654: );
1.630 raeburn 6655: my %nothide;
6656: if ($hidepriv) {
6657: my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
6658: foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
6659: if ($user !~ /:/) {
6660: $nothide{join(':',split(/[\@]/,$user))}=1;
6661: } else {
6662: $nothide{$user} = 1;
6663: }
6664: }
6665: }
1.439 raeburn 6666: foreach my $person (sort(keys(%coursepersonnel))) {
1.288 raeburn 6667: my $match = 0;
1.412 raeburn 6668: my $secmatch = 0;
1.439 raeburn 6669: my $status;
1.412 raeburn 6670: my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
1.275 raeburn 6671: $user =~ s/:$//;
1.439 raeburn 6672: my ($end,$start) = split(/:/,$coursepersonnel{$person});
6673: if ($end == -1 || $start == -1) {
6674: next;
6675: }
6676: if (($role) && ((grep(/^\Q$role\E$/,@{$roles})) ||
6677: (grep(/^cr$/,@{$roles}) && $role =~ /^cr\//))) {
1.412 raeburn 6678: my ($uname,$udom) = split(/:/,$user);
6679: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6680: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6681: $secmatch = 1;
6682: } elsif ($usec eq '') {
1.420 albertel 6683: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6684: $secmatch = 1;
6685: }
6686: } else {
6687: if (grep(/^\Q$usec\E$/,@{$sections})) {
6688: $secmatch = 1;
6689: }
6690: }
6691: if (!$secmatch) {
6692: next;
6693: }
1.288 raeburn 6694: }
1.419 raeburn 6695: if ($usec eq '') {
6696: $usec = 'none';
6697: }
1.275 raeburn 6698: if ($uname ne '' && $udom ne '') {
1.630 raeburn 6699: if ($hidepriv) {
6700: if ((&Apache::lonnet::privileged($uname,$udom)) &&
6701: (!$nothide{$uname.':'.$udom})) {
6702: next;
6703: }
6704: }
1.503 raeburn 6705: if ($end > 0 && $end < $now) {
1.439 raeburn 6706: $status = 'previous';
6707: } elsif ($start > $now) {
6708: $status = 'future';
6709: } else {
6710: $status = 'active';
6711: }
1.277 albertel 6712: foreach my $type (keys(%{$types})) {
1.275 raeburn 6713: if ($status eq $type) {
1.420 albertel 6714: if (!grep(/^\Q$type\E$/,@{$$users{$role}{$user}})) {
1.419 raeburn 6715: push(@{$$users{$role}{$user}},$type);
6716: }
1.288 raeburn 6717: $match = 1;
6718: }
6719: }
1.419 raeburn 6720: if (($match) && (ref($userdata) eq 'HASH')) {
6721: if (!exists($$userdata{$uname.':'.$udom})) {
6722: &get_user_info($udom,$uname,\%idx,$userdata);
6723: }
1.420 albertel 6724: if (!grep(/^\Q$usec\E$/,@{$seclists{$uname.':'.$udom}})) {
1.419 raeburn 6725: push(@{$seclists{$uname.':'.$udom}},$usec);
6726: }
1.609 raeburn 6727: if (ref($statushash) eq 'HASH') {
6728: $statushash->{$uname.':'.$udom}{$role}{$usec} = $displaystatus{$status};
6729: }
1.275 raeburn 6730: }
6731: }
6732: }
6733: }
1.290 albertel 6734: if (grep(/^ow$/,@{$roles})) {
1.279 raeburn 6735: if ((defined($cdom)) && (defined($cnum))) {
6736: my %csettings = &Apache::lonnet::get('environment',['internal.courseowner'],$cdom,$cnum);
6737: if ( defined($csettings{'internal.courseowner'}) ) {
6738: my $owner = $csettings{'internal.courseowner'};
1.609 raeburn 6739: next if ($owner eq '');
6740: my ($ownername,$ownerdom);
6741: if ($owner =~ /^([^:]+):([^:]+)$/) {
6742: $ownername = $1;
6743: $ownerdom = $2;
6744: } else {
6745: $ownername = $owner;
6746: $ownerdom = $cdom;
6747: $owner = $ownername.':'.$ownerdom;
1.439 raeburn 6748: }
6749: @{$$users{'ow'}{$owner}} = 'any';
1.290 albertel 6750: if (defined($userdata) &&
1.609 raeburn 6751: !exists($$userdata{$owner})) {
6752: &get_user_info($ownerdom,$ownername,\%idx,$userdata);
6753: if (!grep(/^none$/,@{$seclists{$owner}})) {
6754: push(@{$seclists{$owner}},'none');
6755: }
6756: if (ref($statushash) eq 'HASH') {
6757: $statushash->{$owner}{'ow'}{'none'} = 'Any';
1.419 raeburn 6758: }
1.290 albertel 6759: }
1.279 raeburn 6760: }
6761: }
6762: }
1.419 raeburn 6763: foreach my $user (keys(%seclists)) {
6764: @{$seclists{$user}} = (sort {$a <=> $b} @{$seclists{$user}});
6765: $$userdata{$user}[$idx{section}] = join(',',@{$seclists{$user}});
6766: }
1.275 raeburn 6767: }
6768: return;
6769: }
6770:
1.288 raeburn 6771: sub get_user_info {
6772: my ($udom,$uname,$idx,$userdata) = @_;
1.289 albertel 6773: $$userdata{$uname.':'.$udom}[$$idx{fullname}] =
6774: &plainname($uname,$udom,'lastname');
1.291 albertel 6775: $$userdata{$uname.':'.$udom}[$$idx{uname}] = $uname;
1.297 raeburn 6776: $$userdata{$uname.':'.$udom}[$$idx{udom}] = $udom;
1.609 raeburn 6777: my %idhash = &Apache::lonnet::idrget($udom,($uname));
6778: $$userdata{$uname.':'.$udom}[$$idx{id}] = $idhash{$uname};
1.288 raeburn 6779: return;
6780: }
1.275 raeburn 6781:
1.472 raeburn 6782: ###############################################
6783:
6784: =pod
6785:
6786: =item * &get_user_quota()
6787:
6788: Retrieves quota assigned for storage of portfolio files for a user
6789:
6790: Incoming parameters:
6791: 1. user's username
6792: 2. user's domain
6793:
6794: Returns:
1.536 raeburn 6795: 1. Disk quota (in Mb) assigned to student.
6796: 2. (Optional) Type of setting: custom or default
6797: (individually assigned or default for user's
6798: institutional status).
6799: 3. (Optional) - User's institutional status (e.g., faculty, staff
6800: or student - types as defined in localenroll::inst_usertypes
6801: for user's domain, which determines default quota for user.
6802: 4. (Optional) - Default quota which would apply to the user.
1.472 raeburn 6803:
6804: If a value has been stored in the user's environment,
1.536 raeburn 6805: it will return that, otherwise it returns the maximal default
6806: defined for the user's instituional status(es) in the domain.
1.472 raeburn 6807:
6808: =cut
6809:
6810: ###############################################
6811:
6812:
6813: sub get_user_quota {
6814: my ($uname,$udom) = @_;
1.536 raeburn 6815: my ($quota,$quotatype,$settingstatus,$defquota);
1.472 raeburn 6816: if (!defined($udom)) {
6817: $udom = $env{'user.domain'};
6818: }
6819: if (!defined($uname)) {
6820: $uname = $env{'user.name'};
6821: }
6822: if (($udom eq '' || $uname eq '') ||
6823: ($udom eq 'public') && ($uname eq 'public')) {
6824: $quota = 0;
1.536 raeburn 6825: $quotatype = 'default';
6826: $defquota = 0;
1.472 raeburn 6827: } else {
1.536 raeburn 6828: my $inststatus;
1.472 raeburn 6829: if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
6830: $quota = $env{'environment.portfolioquota'};
1.536 raeburn 6831: $inststatus = $env{'environment.inststatus'};
1.472 raeburn 6832: } else {
1.536 raeburn 6833: my %userenv =
6834: &Apache::lonnet::get('environment',['portfolioquota',
6835: 'inststatus'],$udom,$uname);
1.472 raeburn 6836: my ($tmp) = keys(%userenv);
6837: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
6838: $quota = $userenv{'portfolioquota'};
1.536 raeburn 6839: $inststatus = $userenv{'inststatus'};
1.472 raeburn 6840: } else {
6841: undef(%userenv);
6842: }
6843: }
1.536 raeburn 6844: ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
1.472 raeburn 6845: if ($quota eq '') {
1.536 raeburn 6846: $quota = $defquota;
6847: $quotatype = 'default';
6848: } else {
6849: $quotatype = 'custom';
1.472 raeburn 6850: }
6851: }
1.536 raeburn 6852: if (wantarray) {
6853: return ($quota,$quotatype,$settingstatus,$defquota);
6854: } else {
6855: return $quota;
6856: }
1.472 raeburn 6857: }
6858:
6859: ###############################################
6860:
6861: =pod
6862:
6863: =item * &default_quota()
6864:
1.536 raeburn 6865: Retrieves default quota assigned for storage of user portfolio files,
6866: given an (optional) user's institutional status.
1.472 raeburn 6867:
6868: Incoming parameters:
6869: 1. domain
1.536 raeburn 6870: 2. (Optional) institutional status(es). This is a : separated list of
6871: status types (e.g., faculty, staff, student etc.)
6872: which apply to the user for whom the default is being retrieved.
6873: If the institutional status string in undefined, the domain
6874: default quota will be returned.
1.472 raeburn 6875:
6876: Returns:
6877: 1. Default disk quota (in Mb) for user portfolios in the domain.
1.536 raeburn 6878: 2. (Optional) institutional type which determined the value of the
6879: default quota.
1.472 raeburn 6880:
6881: If a value has been stored in the domain's configuration db,
6882: it will return that, otherwise it returns 20 (for backwards
6883: compatibility with domains which have not set up a configuration
6884: db file; the original statically defined portfolio quota was 20 Mb).
6885:
1.536 raeburn 6886: If the user's status includes multiple types (e.g., staff and student),
6887: the largest default quota which applies to the user determines the
6888: default quota returned.
6889:
1.472 raeburn 6890: =cut
6891:
6892: ###############################################
6893:
6894:
6895: sub default_quota {
1.536 raeburn 6896: my ($udom,$inststatus) = @_;
6897: my ($defquota,$settingstatus);
6898: my %quotahash = &Apache::lonnet::get_dom('configuration',
1.622 raeburn 6899: ['quotas'],$udom);
6900: if (ref($quotahash{'quotas'}) eq 'HASH') {
1.536 raeburn 6901: if ($inststatus ne '') {
6902: my @statuses = split(/:/,$inststatus);
6903: foreach my $item (@statuses) {
1.711 raeburn 6904: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6905: if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
6906: if ($defquota eq '') {
6907: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6908: $settingstatus = $item;
6909: } elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
6910: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6911: $settingstatus = $item;
6912: }
6913: }
6914: } else {
6915: if ($quotahash{'quotas'}{$item} ne '') {
6916: if ($defquota eq '') {
6917: $defquota = $quotahash{'quotas'}{$item};
6918: $settingstatus = $item;
6919: } elsif ($quotahash{'quotas'}{$item} > $defquota) {
6920: $defquota = $quotahash{'quotas'}{$item};
6921: $settingstatus = $item;
6922: }
1.536 raeburn 6923: }
6924: }
6925: }
6926: }
6927: if ($defquota eq '') {
1.711 raeburn 6928: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6929: $defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
6930: } else {
6931: $defquota = $quotahash{'quotas'}{'default'};
6932: }
1.536 raeburn 6933: $settingstatus = 'default';
6934: }
6935: } else {
6936: $settingstatus = 'default';
6937: $defquota = 20;
6938: }
6939: if (wantarray) {
6940: return ($defquota,$settingstatus);
1.472 raeburn 6941: } else {
1.536 raeburn 6942: return $defquota;
1.472 raeburn 6943: }
6944: }
6945:
1.384 raeburn 6946: sub get_secgrprole_info {
6947: my ($cdom,$cnum,$needroles,$type) = @_;
6948: my %sections_count = &get_sections($cdom,$cnum);
6949: my @sections = (sort {$a <=> $b} keys(%sections_count));
6950: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
6951: my @groups = sort(keys(%curr_groups));
6952: my $allroles = [];
6953: my $rolehash;
6954: my $accesshash = {
6955: active => 'Currently has access',
6956: future => 'Will have future access',
6957: previous => 'Previously had access',
6958: };
6959: if ($needroles) {
6960: $rolehash = {'all' => 'all'};
1.385 albertel 6961: my %user_roles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6962: if (&Apache::lonnet::error(%user_roles)) {
6963: undef(%user_roles);
6964: }
6965: foreach my $item (keys(%user_roles)) {
1.384 raeburn 6966: my ($role)=split(/\:/,$item,2);
6967: if ($role eq 'cr') { next; }
6968: if ($role =~ /^cr/) {
6969: $$rolehash{$role} = (split('/',$role))[3];
6970: } else {
6971: $$rolehash{$role} = &Apache::lonnet::plaintext($role,$type);
6972: }
6973: }
6974: foreach my $key (sort(keys(%{$rolehash}))) {
6975: push(@{$allroles},$key);
6976: }
6977: push (@{$allroles},'st');
6978: $$rolehash{'st'} = &Apache::lonnet::plaintext('st',$type);
6979: }
6980: return (\@sections,\@groups,$allroles,$rolehash,$accesshash);
6981: }
6982:
1.555 raeburn 6983: sub user_picker {
1.627 raeburn 6984: my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
1.555 raeburn 6985: my $currdom = $dom;
6986: my %curr_selected = (
6987: srchin => 'dom',
1.580 raeburn 6988: srchby => 'lastname',
1.555 raeburn 6989: );
6990: my $srchterm;
1.625 raeburn 6991: if ((ref($srch) eq 'HASH') && ($env{'form.origform'} ne 'crtusername')) {
1.555 raeburn 6992: if ($srch->{'srchby'} ne '') {
6993: $curr_selected{'srchby'} = $srch->{'srchby'};
6994: }
6995: if ($srch->{'srchin'} ne '') {
6996: $curr_selected{'srchin'} = $srch->{'srchin'};
6997: }
6998: if ($srch->{'srchtype'} ne '') {
6999: $curr_selected{'srchtype'} = $srch->{'srchtype'};
7000: }
7001: if ($srch->{'srchdomain'} ne '') {
7002: $currdom = $srch->{'srchdomain'};
7003: }
7004: $srchterm = $srch->{'srchterm'};
7005: }
7006: my %lt=&Apache::lonlocal::texthash(
1.573 raeburn 7007: 'usr' => 'Search criteria',
1.563 raeburn 7008: 'doma' => 'Domain/institution to search',
1.558 albertel 7009: 'uname' => 'username',
7010: 'lastname' => 'last name',
1.555 raeburn 7011: 'lastfirst' => 'last name, first name',
1.558 albertel 7012: 'crs' => 'in this course',
1.576 raeburn 7013: 'dom' => 'in selected LON-CAPA domain',
1.558 albertel 7014: 'alc' => 'all LON-CAPA',
1.573 raeburn 7015: 'instd' => 'in institutional directory for selected domain',
1.558 albertel 7016: 'exact' => 'is',
7017: 'contains' => 'contains',
1.569 raeburn 7018: 'begins' => 'begins with',
1.571 raeburn 7019: 'youm' => "You must include some text to search for.",
7020: 'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
7021: 'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
7022: 'yomc' => "You must choose a domain when using an institutional directory search.",
7023: 'ymcd' => "You must choose a domain when using a domain search.",
7024: 'whus' => "When using searching by last,first you must include a comma as separator between last name and first name.",
7025: 'whse' => "When searching by last,first you must include at least one character in the first name.",
7026: 'thfo' => "The following need to be corrected before the search can be run:",
1.555 raeburn 7027: );
1.563 raeburn 7028: my $domform = &select_dom_form($currdom,'srchdomain',1,1);
7029: my $srchinsel = ' <select name="srchin">';
1.555 raeburn 7030:
7031: my @srchins = ('crs','dom','alc','instd');
7032:
7033: foreach my $option (@srchins) {
7034: # FIXME 'alc' option unavailable until
7035: # loncreateuser::print_user_query_page()
7036: # has been completed.
7037: next if ($option eq 'alc');
7038: next if ($option eq 'crs' && !$env{'request.course.id'});
1.563 raeburn 7039: if ($curr_selected{'srchin'} eq $option) {
7040: $srchinsel .= '
7041: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7042: } else {
7043: $srchinsel .= '
7044: <option value="'.$option.'">'.$lt{$option}.'</option>';
7045: }
1.555 raeburn 7046: }
1.563 raeburn 7047: $srchinsel .= "\n </select>\n";
1.555 raeburn 7048:
7049: my $srchbysel = ' <select name="srchby">';
1.580 raeburn 7050: foreach my $option ('lastname','lastfirst','uname') {
1.555 raeburn 7051: if ($curr_selected{'srchby'} eq $option) {
7052: $srchbysel .= '
7053: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7054: } else {
7055: $srchbysel .= '
7056: <option value="'.$option.'">'.$lt{$option}.'</option>';
7057: }
7058: }
7059: $srchbysel .= "\n </select>\n";
7060:
7061: my $srchtypesel = ' <select name="srchtype">';
1.580 raeburn 7062: foreach my $option ('begins','contains','exact') {
1.555 raeburn 7063: if ($curr_selected{'srchtype'} eq $option) {
7064: $srchtypesel .= '
7065: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7066: } else {
7067: $srchtypesel .= '
7068: <option value="'.$option.'">'.$lt{$option}.'</option>';
7069: }
7070: }
7071: $srchtypesel .= "\n </select>\n";
7072:
1.558 albertel 7073: my ($newuserscript,$new_user_create);
1.556 raeburn 7074:
7075: if ($forcenewuser) {
1.576 raeburn 7076: if (ref($srch) eq 'HASH') {
7077: if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
1.627 raeburn 7078: if ($cancreate) {
7079: $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>';
7080: } else {
7081: my $helplink = ' href="javascript:helpMenu('."'display'".')"';
7082: my %usertypetext = (
7083: official => 'institutional',
7084: unofficial => 'non-institutional',
7085: );
7086: $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 />';
7087: }
1.576 raeburn 7088: }
7089: }
7090:
1.556 raeburn 7091: $newuserscript = <<"ENDSCRIPT";
7092:
1.570 raeburn 7093: function setSearch(createnew,callingForm) {
1.556 raeburn 7094: if (createnew == 1) {
1.570 raeburn 7095: for (var i=0; i<callingForm.srchby.length; i++) {
7096: if (callingForm.srchby.options[i].value == 'uname') {
7097: callingForm.srchby.selectedIndex = i;
1.556 raeburn 7098: }
7099: }
1.570 raeburn 7100: for (var i=0; i<callingForm.srchin.length; i++) {
7101: if ( callingForm.srchin.options[i].value == 'dom') {
7102: callingForm.srchin.selectedIndex = i;
1.556 raeburn 7103: }
7104: }
1.570 raeburn 7105: for (var i=0; i<callingForm.srchtype.length; i++) {
7106: if (callingForm.srchtype.options[i].value == 'exact') {
7107: callingForm.srchtype.selectedIndex = i;
1.556 raeburn 7108: }
7109: }
1.570 raeburn 7110: for (var i=0; i<callingForm.srchdomain.length; i++) {
7111: if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
7112: callingForm.srchdomain.selectedIndex = i;
1.556 raeburn 7113: }
7114: }
7115: }
7116: }
7117: ENDSCRIPT
1.558 albertel 7118:
1.556 raeburn 7119: }
7120:
1.555 raeburn 7121: my $output = <<"END_BLOCK";
1.556 raeburn 7122: <script type="text/javascript">
1.570 raeburn 7123: function validateEntry(callingForm) {
1.558 albertel 7124:
1.556 raeburn 7125: var checkok = 1;
1.558 albertel 7126: var srchin;
1.570 raeburn 7127: for (var i=0; i<callingForm.srchin.length; i++) {
7128: if ( callingForm.srchin[i].checked ) {
7129: srchin = callingForm.srchin[i].value;
1.558 albertel 7130: }
7131: }
7132:
1.570 raeburn 7133: var srchtype = callingForm.srchtype.options[callingForm.srchtype.selectedIndex].value;
7134: var srchby = callingForm.srchby.options[callingForm.srchby.selectedIndex].value;
7135: var srchdomain = callingForm.srchdomain.options[callingForm.srchdomain.selectedIndex].value;
7136: var srchterm = callingForm.srchterm.value;
7137: var srchin = callingForm.srchin.options[callingForm.srchin.selectedIndex].value;
1.556 raeburn 7138: var msg = "";
7139:
7140: if (srchterm == "") {
7141: checkok = 0;
1.571 raeburn 7142: msg += "$lt{'youm'}\\n";
1.556 raeburn 7143: }
7144:
1.569 raeburn 7145: if (srchtype== 'begins') {
7146: if (srchterm.length < 2) {
7147: checkok = 0;
1.571 raeburn 7148: msg += "$lt{'thte'}\\n";
1.569 raeburn 7149: }
7150: }
7151:
1.556 raeburn 7152: if (srchtype== 'contains') {
7153: if (srchterm.length < 3) {
7154: checkok = 0;
1.571 raeburn 7155: msg += "$lt{'thet'}\\n";
1.556 raeburn 7156: }
7157: }
7158: if (srchin == 'instd') {
7159: if (srchdomain == '') {
7160: checkok = 0;
1.571 raeburn 7161: msg += "$lt{'yomc'}\\n";
1.556 raeburn 7162: }
7163: }
7164: if (srchin == 'dom') {
7165: if (srchdomain == '') {
7166: checkok = 0;
1.571 raeburn 7167: msg += "$lt{'ymcd'}\\n";
1.556 raeburn 7168: }
7169: }
7170: if (srchby == 'lastfirst') {
7171: if (srchterm.indexOf(",") == -1) {
7172: checkok = 0;
1.571 raeburn 7173: msg += "$lt{'whus'}\\n";
1.556 raeburn 7174: }
7175: if (srchterm.indexOf(",") == srchterm.length -1) {
7176: checkok = 0;
1.571 raeburn 7177: msg += "$lt{'whse'}\\n";
1.556 raeburn 7178: }
7179: }
7180: if (checkok == 0) {
1.571 raeburn 7181: alert("$lt{'thfo'}\\n"+msg);
1.556 raeburn 7182: return;
7183: }
7184: if (checkok == 1) {
1.570 raeburn 7185: callingForm.submit();
1.556 raeburn 7186: }
7187: }
7188:
7189: $newuserscript
7190:
7191: </script>
1.558 albertel 7192:
7193: $new_user_create
7194:
1.555 raeburn 7195: <table>
1.558 albertel 7196: <tr>
1.573 raeburn 7197: <td>$lt{'doma'}:</td>
7198: <td>$domform</td>
7199: </td>
7200: </tr>
7201: <tr>
7202: <td>$lt{'usr'}:</td>
1.563 raeburn 7203: <td>$srchbysel
7204: $srchtypesel
7205: <input type="text" size="15" name="srchterm" value="$srchterm" />
1.564 albertel 7206: $srchinsel
1.563 raeburn 7207: </td>
7208: </tr>
1.555 raeburn 7209: </table>
7210: <br />
7211: END_BLOCK
1.558 albertel 7212:
1.555 raeburn 7213: return $output;
7214: }
7215:
1.612 raeburn 7216: sub user_rule_check {
1.615 raeburn 7217: my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;
1.612 raeburn 7218: my $response;
7219: if (ref($usershash) eq 'HASH') {
7220: foreach my $user (keys(%{$usershash})) {
7221: my ($uname,$udom) = split(/:/,$user);
7222: next if ($udom eq '' || $uname eq '');
1.615 raeburn 7223: my ($id,$newuser);
1.612 raeburn 7224: if (ref($usershash->{$user}) eq 'HASH') {
1.615 raeburn 7225: $newuser = $usershash->{$user}->{'newuser'};
1.612 raeburn 7226: $id = $usershash->{$user}->{'id'};
7227: }
7228: my $inst_response;
7229: if (ref($checks) eq 'HASH') {
7230: if (defined($checks->{'username'})) {
1.615 raeburn 7231: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7232: &Apache::lonnet::get_instuser($udom,$uname);
7233: } elsif (defined($checks->{'id'})) {
1.615 raeburn 7234: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7235: &Apache::lonnet::get_instuser($udom,undef,$id);
7236: }
1.615 raeburn 7237: } else {
7238: ($inst_response,%{$inst_results->{$user}}) =
7239: &Apache::lonnet::get_instuser($udom,$uname);
7240: return;
1.612 raeburn 7241: }
1.615 raeburn 7242: if (!$got_rules->{$udom}) {
1.612 raeburn 7243: my %domconfig = &Apache::lonnet::get_dom('configuration',
7244: ['usercreation'],$udom);
7245: if (ref($domconfig{'usercreation'}) eq 'HASH') {
1.615 raeburn 7246: foreach my $item ('username','id') {
1.612 raeburn 7247: if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
7248: $$curr_rules{$udom}{$item} =
7249: $domconfig{'usercreation'}{$item.'_rule'};
1.585 raeburn 7250: }
7251: }
7252: }
1.615 raeburn 7253: $got_rules->{$udom} = 1;
1.585 raeburn 7254: }
1.612 raeburn 7255: foreach my $item (keys(%{$checks})) {
7256: if (ref($$curr_rules{$udom}) eq 'HASH') {
7257: if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {
7258: if (@{$$curr_rules{$udom}{$item}} > 0) {
7259: my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,$$curr_rules{$udom}{$item});
7260: foreach my $rule (@{$$curr_rules{$udom}{$item}}) {
7261: if ($rule_check{$rule}) {
7262: $$rulematch{$user}{$item} = $rule;
7263: if ($inst_response eq 'ok') {
1.615 raeburn 7264: if (ref($inst_results) eq 'HASH') {
7265: if (ref($inst_results->{$user}) eq 'HASH') {
7266: if (keys(%{$inst_results->{$user}}) == 0) {
7267: $$alerts{$item}{$udom}{$uname} = 1;
7268: }
1.612 raeburn 7269: }
7270: }
1.615 raeburn 7271: }
7272: last;
1.585 raeburn 7273: }
7274: }
7275: }
7276: }
7277: }
7278: }
7279: }
7280: }
1.612 raeburn 7281: return;
7282: }
7283:
7284: sub user_rule_formats {
7285: my ($domain,$domdesc,$curr_rules,$check) = @_;
7286: my %text = (
7287: 'username' => 'Usernames',
7288: 'id' => 'IDs',
7289: );
7290: my $output;
7291: my ($rules,$ruleorder) = &Apache::lonnet::inst_userrules($domain,$check);
7292: if ((ref($rules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
7293: if (@{$ruleorder} > 0) {
7294: $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>';
7295: foreach my $rule (@{$ruleorder}) {
7296: if (ref($curr_rules) eq 'ARRAY') {
7297: if (grep(/^\Q$rule\E$/,@{$curr_rules})) {
7298: if (ref($rules->{$rule}) eq 'HASH') {
7299: $output .= '<li>'.$rules->{$rule}{'name'}.': '.
7300: $rules->{$rule}{'desc'}.'</li>';
7301: }
7302: }
7303: }
7304: }
7305: $output .= '</ul>';
7306: }
7307: }
7308: return $output;
7309: }
7310:
7311: sub instrule_disallow_msg {
1.615 raeburn 7312: my ($checkitem,$domdesc,$count,$mode) = @_;
1.612 raeburn 7313: my $response;
7314: my %text = (
7315: item => 'username',
7316: items => 'usernames',
7317: match => 'matches',
7318: do => 'does',
7319: action => 'a username',
7320: one => 'one',
7321: );
7322: if ($count > 1) {
7323: $text{'item'} = 'usernames';
7324: $text{'match'} ='match';
7325: $text{'do'} = 'do';
7326: $text{'action'} = 'usernames',
7327: $text{'one'} = 'ones';
7328: }
7329: if ($checkitem eq 'id') {
7330: $text{'items'} = 'IDs';
7331: $text{'item'} = 'ID';
7332: $text{'action'} = 'an ID';
1.615 raeburn 7333: if ($count > 1) {
7334: $text{'item'} = 'IDs';
7335: $text{'action'} = 'IDs';
7336: }
1.612 raeburn 7337: }
1.674 bisitz 7338: $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 7339: if ($mode eq 'upload') {
7340: if ($checkitem eq 'username') {
7341: $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'}.");
7342: } elsif ($checkitem eq 'id') {
1.674 bisitz 7343: $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 7344: }
1.669 raeburn 7345: } elsif ($mode eq 'selfcreate') {
7346: if ($checkitem eq 'id') {
7347: $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.");
7348: }
1.615 raeburn 7349: } else {
7350: if ($checkitem eq 'username') {
7351: $response .= &mt("You must choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
7352: } elsif ($checkitem eq 'id') {
7353: $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.");
7354: }
1.612 raeburn 7355: }
7356: return $response;
1.585 raeburn 7357: }
7358:
1.624 raeburn 7359: sub personal_data_fieldtitles {
7360: my %fieldtitles = &Apache::lonlocal::texthash (
7361: id => 'Student/Employee ID',
7362: permanentemail => 'E-mail address',
7363: lastname => 'Last Name',
7364: firstname => 'First Name',
7365: middlename => 'Middle Name',
7366: generation => 'Generation',
7367: gen => 'Generation',
7368: );
7369: return %fieldtitles;
7370: }
7371:
1.642 raeburn 7372: sub sorted_inst_types {
7373: my ($dom) = @_;
7374: my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
7375: my $othertitle = &mt('All users');
7376: if ($env{'request.course.id'}) {
1.668 raeburn 7377: $othertitle = &mt('Any users');
1.642 raeburn 7378: }
7379: my @types;
7380: if (ref($order) eq 'ARRAY') {
7381: @types = @{$order};
7382: }
7383: if (@types == 0) {
7384: if (ref($usertypes) eq 'HASH') {
7385: @types = sort(keys(%{$usertypes}));
7386: }
7387: }
7388: if (keys(%{$usertypes}) > 0) {
7389: $othertitle = &mt('Other users');
7390: }
7391: return ($othertitle,$usertypes,\@types);
7392: }
7393:
1.645 raeburn 7394: sub get_institutional_codes {
7395: my ($settings,$allcourses,$LC_code) = @_;
7396: # Get complete list of course sections to update
7397: my @currsections = ();
7398: my @currxlists = ();
7399: my $coursecode = $$settings{'internal.coursecode'};
7400:
7401: if ($$settings{'internal.sectionnums'} ne '') {
7402: @currsections = split(/,/,$$settings{'internal.sectionnums'});
7403: }
7404:
7405: if ($$settings{'internal.crosslistings'} ne '') {
7406: @currxlists = split(/,/,$$settings{'internal.crosslistings'});
7407: }
7408:
7409: if (@currxlists > 0) {
7410: foreach (@currxlists) {
7411: if (m/^([^:]+):(\w*)$/) {
7412: unless (grep/^$1$/,@{$allcourses}) {
7413: push @{$allcourses},$1;
7414: $$LC_code{$1} = $2;
7415: }
7416: }
7417: }
7418: }
7419:
7420: if (@currsections > 0) {
7421: foreach (@currsections) {
7422: if (m/^(\w+):(\w*)$/) {
7423: my $sec = $coursecode.$1;
7424: my $lc_sec = $2;
7425: unless (grep/^$sec$/,@{$allcourses}) {
7426: push @{$allcourses},$sec;
7427: $$LC_code{$sec} = $lc_sec;
7428: }
7429: }
7430: }
7431: }
7432: return;
7433: }
7434:
1.112 bowersj2 7435: =pod
7436:
1.549 albertel 7437: =back
7438:
7439: =head1 HTTP Helpers
7440:
7441: =over 4
7442:
1.648 raeburn 7443: =item * &get_unprocessed_cgi($query,$possible_names)
1.112 bowersj2 7444:
1.258 albertel 7445: Modify the %env hash to contain unprocessed CGI form parameters held in
1.112 bowersj2 7446: $query. The parameters listed in $possible_names (an array reference),
1.258 albertel 7447: will be set in $env{'form.name'} if they do not already exist.
1.112 bowersj2 7448:
7449: Typically called with $ENV{'QUERY_STRING'} as the first parameter.
7450: $possible_names is an ref to an array of form element names. As an example:
7451: get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']);
1.258 albertel 7452: will result in $env{'form.uname'} and $env{'form.udom'} being set.
1.112 bowersj2 7453:
7454: =cut
1.1 albertel 7455:
1.6 albertel 7456: sub get_unprocessed_cgi {
1.25 albertel 7457: my ($query,$possible_names)= @_;
1.26 matthew 7458: # $Apache::lonxml::debug=1;
1.356 albertel 7459: foreach my $pair (split(/&/,$query)) {
7460: my ($name, $value) = split(/=/,$pair);
1.369 www 7461: $name = &unescape($name);
1.25 albertel 7462: if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) {
7463: $value =~ tr/+/ /;
7464: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.258 albertel 7465: unless (defined($env{'form.'.$name})) { &add_to_env('form.'.$name,$value) };
1.25 albertel 7466: }
1.16 harris41 7467: }
1.6 albertel 7468: }
7469:
1.112 bowersj2 7470: =pod
7471:
1.648 raeburn 7472: =item * &cacheheader()
1.112 bowersj2 7473:
7474: returns cache-controlling header code
7475:
7476: =cut
7477:
1.7 albertel 7478: sub cacheheader {
1.258 albertel 7479: unless ($env{'request.method'} eq 'GET') { return ''; }
1.216 albertel 7480: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
7481: my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
1.7 albertel 7482: <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
7483: <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
1.216 albertel 7484: return $output;
1.7 albertel 7485: }
7486:
1.112 bowersj2 7487: =pod
7488:
1.648 raeburn 7489: =item * &no_cache($r)
1.112 bowersj2 7490:
7491: specifies header code to not have cache
7492:
7493: =cut
7494:
1.9 albertel 7495: sub no_cache {
1.216 albertel 7496: my ($r) = @_;
7497: if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
1.258 albertel 7498: $env{'request.method'} ne 'GET') { return ''; }
1.216 albertel 7499: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
7500: $r->no_cache(1);
7501: $r->header_out("Expires" => $date);
7502: $r->header_out("Pragma" => "no-cache");
1.123 www 7503: }
7504:
7505: sub content_type {
1.181 albertel 7506: my ($r,$type,$charset) = @_;
1.299 foxr 7507: if ($r) {
7508: # Note that printout.pl calls this with undef for $r.
7509: &no_cache($r);
7510: }
1.258 albertel 7511: if ($env{'browser.mathml'} && $type eq 'text/html') { $type='text/xml'; }
1.181 albertel 7512: unless ($charset) {
7513: $charset=&Apache::lonlocal::current_encoding;
7514: }
7515: if ($charset) { $type.='; charset='.$charset; }
7516: if ($r) {
7517: $r->content_type($type);
7518: } else {
7519: print("Content-type: $type\n\n");
7520: }
1.9 albertel 7521: }
1.25 albertel 7522:
1.112 bowersj2 7523: =pod
7524:
1.648 raeburn 7525: =item * &add_to_env($name,$value)
1.112 bowersj2 7526:
1.258 albertel 7527: adds $name to the %env hash with value
1.112 bowersj2 7528: $value, if $name already exists, the entry is converted to an array
7529: reference and $value is added to the array.
7530:
7531: =cut
7532:
1.25 albertel 7533: sub add_to_env {
7534: my ($name,$value)=@_;
1.258 albertel 7535: if (defined($env{$name})) {
7536: if (ref($env{$name})) {
1.25 albertel 7537: #already have multiple values
1.258 albertel 7538: push(@{ $env{$name} },$value);
1.25 albertel 7539: } else {
7540: #first time seeing multiple values, convert hash entry to an arrayref
1.258 albertel 7541: my $first=$env{$name};
7542: undef($env{$name});
7543: push(@{ $env{$name} },$first,$value);
1.25 albertel 7544: }
7545: } else {
1.258 albertel 7546: $env{$name}=$value;
1.25 albertel 7547: }
1.31 albertel 7548: }
1.149 albertel 7549:
7550: =pod
7551:
1.648 raeburn 7552: =item * &get_env_multiple($name)
1.149 albertel 7553:
1.258 albertel 7554: gets $name from the %env hash, it seemlessly handles the cases where multiple
1.149 albertel 7555: values may be defined and end up as an array ref.
7556:
7557: returns an array of values
7558:
7559: =cut
7560:
7561: sub get_env_multiple {
7562: my ($name) = @_;
7563: my @values;
1.258 albertel 7564: if (defined($env{$name})) {
1.149 albertel 7565: # exists is it an array
1.258 albertel 7566: if (ref($env{$name})) {
7567: @values=@{ $env{$name} };
1.149 albertel 7568: } else {
1.258 albertel 7569: $values[0]=$env{$name};
1.149 albertel 7570: }
7571: }
7572: return(@values);
7573: }
7574:
1.660 raeburn 7575: sub ask_for_embedded_content {
7576: my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
7577: my $upload_output = '
7578: <form name="upload_embedded" action="'.$actionurl.'"
7579: method="post" enctype="multipart/form-data">';
7580: $upload_output .= $state;
1.661 raeburn 7581: $upload_output .= '<b>Upload embedded files</b>:<br />'.&start_data_table();
1.660 raeburn 7582:
7583: my $num = 0;
7584: foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%{$allfiles})) {
7585: $upload_output .= &start_data_table_row().
7586: '<td>'.$embed_file.'</td><td>';
7587: if ($args->{'ignore_remote_references'}
7588: && $embed_file =~ m{^\w+://}) {
7589: $upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
7590: } elsif ($args->{'error_on_invalid_names'}
7591: && $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
7592:
7593: $upload_output.='<span class="LC_warning">'.&mt("Invalid characters").'</span>';
7594:
7595: } else {
7596: $upload_output .='
1.661 raeburn 7597: <input name="embedded_item_'.$num.'" type="file" value="" />
1.660 raeburn 7598: <input name="embedded_orig_'.$num.'" type="hidden" value="'.&escape($embed_file).'" />';
7599: my $attrib = join(':',@{$$allfiles{$embed_file}});
7600: $upload_output .=
7601: "\n\t\t".
7602: '<input name="embedded_attrib_'.$num.'" type="hidden" value="'.
7603: $attrib.'" />';
7604: if (exists($$codebase{$embed_file})) {
7605: $upload_output .=
7606: "\n\t\t".
7607: '<input name="codebase_'.$num.'" type="hidden" value="'.
7608: &escape($$codebase{$embed_file}).'" />';
7609: }
7610: }
7611: $upload_output .= '</td>'.&Apache::loncommon::end_data_table_row();
7612: $num++;
7613: }
7614: $upload_output .= &Apache::loncommon::end_data_table().'<br />
7615: <input type ="hidden" name="number_embedded_items" value="'.$num.'" />
7616: <input type ="submit" value="'.&mt('Upload Listed Files').'" />
7617: '.&mt('(only files for which a location has been provided will be uploaded)').'
7618: </form>';
7619: return $upload_output;
7620: }
7621:
1.661 raeburn 7622: sub upload_embedded {
7623: my ($context,$dirpath,$uname,$udom,$dir_root,$url_root,$group,$disk_quota,
7624: $current_disk_usage) = @_;
7625: my $output;
7626: for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) {
7627: next if (!exists($env{'form.embedded_item_'.$i.'.filename'}));
7628: my $orig_uploaded_filename =
7629: $env{'form.embedded_item_'.$i.'.filename'};
7630:
7631: $env{'form.embedded_orig_'.$i} =
7632: &unescape($env{'form.embedded_orig_'.$i});
7633: my ($path,$fname) =
7634: ($env{'form.embedded_orig_'.$i} =~ m{(.*/)([^/]*)});
7635: # no path, whole string is fname
7636: if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} };
7637:
7638: $path = $env{'form.currentpath'}.$path;
7639: $fname = &Apache::lonnet::clean_filename($fname);
7640: # See if there is anything left
7641: next if ($fname eq '');
7642:
7643: # Check if file already exists as a file or directory.
7644: my ($state,$msg);
7645: if ($context eq 'portfolio') {
7646: my $port_path = $dirpath;
7647: if ($group ne '') {
7648: $port_path = "groups/$group/$port_path";
7649: }
7650: ($state,$msg) = &check_for_upload($path,$fname,$group,'embedded_item_'.$i,
7651: $dir_root,$port_path,$disk_quota,
7652: $current_disk_usage,$uname,$udom);
7653: if ($state eq 'will_exceed_quota'
7654: || $state eq 'file_locked'
7655: || $state eq 'file_exists' ) {
7656: $output .= $msg;
7657: next;
7658: }
7659: } elsif (($context eq 'author') || ($context eq 'testbank')) {
7660: ($state,$msg) = &check_for_existing($path,$fname,'embedded_item_'.$i);
7661: if ($state eq 'exists') {
7662: $output .= $msg;
7663: next;
7664: }
7665: }
7666: # Check if extension is valid
7667: if (($fname =~ /\.(\w+)$/) &&
7668: (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
7669: $output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1);
7670: next;
7671: } elsif (($fname =~ /\.(\w+)$/) &&
7672: (!defined(&Apache::loncommon::fileembstyle($1)))) {
7673: $output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
7674: next;
7675: } elsif ($fname=~/\.(\d+)\.(\w+)$/) {
7676: $output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2);
7677: next;
7678: }
7679:
7680: $env{'form.embedded_item_'.$i.'.filename'}=$fname;
7681: if ($context eq 'portfolio') {
7682: my $result=
7683: &Apache::lonnet::userfileupload('embedded_item_'.$i,'',
7684: $dirpath.$path);
7685: if ($result !~ m|^/uploaded/|) {
7686: $output .= '<span class="LC_error">'
7687: .&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
7688: ,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
7689: .'</span><br />';
7690: next;
7691: } else {
7692: $output .= '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
7693: $path.$fname.'</span>').'</p>';
7694: }
7695: } else {
7696: # Save the file
7697: my $target = $env{'form.embedded_item_'.$i};
7698: my $fullpath = $dir_root.$dirpath.'/'.$path;
7699: my $dest = $fullpath.$fname;
7700: my $url = $url_root.$dirpath.'/'.$path.$fname;
7701: my @parts=split(/\//,$fullpath);
7702: my $count;
7703: my $filepath = $dir_root;
7704: for ($count=4;$count<=$#parts;$count++) {
7705: $filepath .= "/$parts[$count]";
7706: if ((-e $filepath)!=1) {
7707: mkdir($filepath,0770);
7708: }
7709: }
7710: my $fh;
7711: if (!open($fh,'>'.$dest)) {
7712: &Apache::lonnet::logthis('Failed to create '.$dest);
7713: $output .= '<span class="LC_error">'.
7714: &mt('An error occurred while trying to upload [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7715: '</span><br />';
7716: } else {
7717: if (!print $fh $env{'form.embedded_item_'.$i}) {
7718: &Apache::lonnet::logthis('Failed to write to '.$dest);
7719: $output .= '<span class="LC_error">'.
7720: &mt('An error occurred while writing the file [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7721: '</span><br />';
7722: } else {
7723: if ($context eq 'testbank') {
7724: $output .= &mt('Embedded file uploaded successfully:').
7725: ' <a href="'.$url.'">'.
7726: $orig_uploaded_filename.'</a><br />';
7727: } else {
1.705 tempelho 7728: $output .= '<span class=\"LC_fontsize_large\">'.
1.661 raeburn 7729: &mt('View embedded file: [_1]','<a href="'.$url.'">'.
1.705 tempelho 7730: $orig_uploaded_filename.'</a>').'</span><br />';
1.661 raeburn 7731: }
7732: }
7733: close($fh);
7734: }
7735: }
7736: }
7737: return $output;
7738: }
7739:
7740: sub check_for_existing {
7741: my ($path,$fname,$element) = @_;
7742: my ($state,$msg);
7743: if (-d $path.'/'.$fname) {
7744: $state = 'exists';
7745: $msg = &mt('Unable to upload [_1]. A directory by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7746: } elsif (-e $path.'/'.$fname) {
7747: $state = 'exists';
7748: $msg = &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7749: }
7750: if ($state eq 'exists') {
7751: $msg = '<span class="LC_error">'.$msg.'</span><br />';
7752: }
7753: return ($state,$msg);
7754: }
7755:
7756: sub check_for_upload {
7757: my ($path,$fname,$group,$element,$portfolio_root,$port_path,
7758: $disk_quota,$current_disk_usage,$uname,$udom) = @_;
7759: my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
7760: my $getpropath = 1;
7761: my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
7762: $getpropath);
7763: my $found_file = 0;
7764: my $locked_file = 0;
7765: foreach my $line (@dir_list) {
7766: my ($file_name)=split(/\&/,$line,2);
7767: if ($file_name eq $fname){
7768: $file_name = $path.$file_name;
7769: if ($group ne '') {
7770: $file_name = $group.$file_name;
7771: }
7772: $found_file = 1;
7773: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
7774: $locked_file = 1;
7775: }
7776: }
7777: }
7778: if (($current_disk_usage + $filesize) > $disk_quota){
7779: my $msg = '<span class="LC_error">'.
7780: &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
7781: '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
7782: return ('will_exceed_quota',$msg);
7783: } elsif ($found_file) {
7784: if ($locked_file) {
7785: my $msg = '<span class="LC_error">';
7786: $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>');
7787: $msg .= '</span><br />';
7788: $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
7789: return ('file_locked',$msg);
7790: } else {
7791: my $msg = '<span class="LC_error">';
7792: $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'});
7793: $msg .= '</span>';
7794: $msg .= '<br />';
7795: $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
7796: return ('file_exists',$msg);
7797: }
7798: }
7799: }
7800:
1.31 albertel 7801:
1.41 ng 7802: =pod
1.45 matthew 7803:
1.464 albertel 7804: =back
1.41 ng 7805:
1.112 bowersj2 7806: =head1 CSV Upload/Handling functions
1.38 albertel 7807:
1.41 ng 7808: =over 4
7809:
1.648 raeburn 7810: =item * &upfile_store($r)
1.41 ng 7811:
7812: Store uploaded file, $r should be the HTTP Request object,
1.258 albertel 7813: needs $env{'form.upfile'}
1.41 ng 7814: returns $datatoken to be put into hidden field
7815:
7816: =cut
1.31 albertel 7817:
7818: sub upfile_store {
7819: my $r=shift;
1.258 albertel 7820: $env{'form.upfile'}=~s/\r/\n/gs;
7821: $env{'form.upfile'}=~s/\f/\n/gs;
7822: $env{'form.upfile'}=~s/\n+/\n/gs;
7823: $env{'form.upfile'}=~s/\n+$//gs;
1.31 albertel 7824:
1.258 albertel 7825: my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
7826: '_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
1.31 albertel 7827: {
1.158 raeburn 7828: my $datafile = $r->dir_config('lonDaemons').
7829: '/tmp/'.$datatoken.'.tmp';
7830: if ( open(my $fh,">$datafile") ) {
1.258 albertel 7831: print $fh $env{'form.upfile'};
1.158 raeburn 7832: close($fh);
7833: }
1.31 albertel 7834: }
7835: return $datatoken;
7836: }
7837:
1.56 matthew 7838: =pod
7839:
1.648 raeburn 7840: =item * &load_tmp_file($r)
1.41 ng 7841:
7842: Load uploaded file from tmp, $r should be the HTTP Request object,
1.258 albertel 7843: needs $env{'form.datatoken'},
7844: sets $env{'form.upfile'} to the contents of the file
1.41 ng 7845:
7846: =cut
1.31 albertel 7847:
7848: sub load_tmp_file {
7849: my $r=shift;
7850: my @studentdata=();
7851: {
1.158 raeburn 7852: my $studentfile = $r->dir_config('lonDaemons').
1.258 albertel 7853: '/tmp/'.$env{'form.datatoken'}.'.tmp';
1.158 raeburn 7854: if ( open(my $fh,"<$studentfile") ) {
7855: @studentdata=<$fh>;
7856: close($fh);
7857: }
1.31 albertel 7858: }
1.258 albertel 7859: $env{'form.upfile'}=join('',@studentdata);
1.31 albertel 7860: }
7861:
1.56 matthew 7862: =pod
7863:
1.648 raeburn 7864: =item * &upfile_record_sep()
1.41 ng 7865:
7866: Separate uploaded file into records
7867: returns array of records,
1.258 albertel 7868: needs $env{'form.upfile'} and $env{'form.upfiletype'}
1.41 ng 7869:
7870: =cut
1.31 albertel 7871:
7872: sub upfile_record_sep {
1.258 albertel 7873: if ($env{'form.upfiletype'} eq 'xml') {
1.31 albertel 7874: } else {
1.248 albertel 7875: my @records;
1.258 albertel 7876: foreach my $line (split(/\n/,$env{'form.upfile'})) {
1.248 albertel 7877: if ($line=~/^\s*$/) { next; }
7878: push(@records,$line);
7879: }
7880: return @records;
1.31 albertel 7881: }
7882: }
7883:
1.56 matthew 7884: =pod
7885:
1.648 raeburn 7886: =item * &record_sep($record)
1.41 ng 7887:
1.258 albertel 7888: Separate a record into fields $record should be an item from the upfile_record_sep(), needs $env{'form.upfiletype'}
1.41 ng 7889:
7890: =cut
7891:
1.263 www 7892: sub takeleft {
7893: my $index=shift;
7894: return substr('0000'.$index,-4,4);
7895: }
7896:
1.31 albertel 7897: sub record_sep {
7898: my $record=shift;
7899: my %components=();
1.258 albertel 7900: if ($env{'form.upfiletype'} eq 'xml') {
7901: } elsif ($env{'form.upfiletype'} eq 'space') {
1.31 albertel 7902: my $i=0;
1.356 albertel 7903: foreach my $field (split(/\s+/,$record)) {
1.31 albertel 7904: $field=~s/^(\"|\')//;
7905: $field=~s/(\"|\')$//;
1.263 www 7906: $components{&takeleft($i)}=$field;
1.31 albertel 7907: $i++;
7908: }
1.258 albertel 7909: } elsif ($env{'form.upfiletype'} eq 'tab') {
1.31 albertel 7910: my $i=0;
1.356 albertel 7911: foreach my $field (split(/\t/,$record)) {
1.31 albertel 7912: $field=~s/^(\"|\')//;
7913: $field=~s/(\"|\')$//;
1.263 www 7914: $components{&takeleft($i)}=$field;
1.31 albertel 7915: $i++;
7916: }
7917: } else {
1.561 www 7918: my $separator=',';
1.480 banghart 7919: if ($env{'form.upfiletype'} eq 'semisv') {
1.561 www 7920: $separator=';';
1.480 banghart 7921: }
1.31 albertel 7922: my $i=0;
1.561 www 7923: # the character we are looking for to indicate the end of a quote or a record
7924: my $looking_for=$separator;
7925: # do not add the characters to the fields
7926: my $ignore=0;
7927: # we just encountered a separator (or the beginning of the record)
7928: my $just_found_separator=1;
7929: # store the field we are working on here
7930: my $field='';
7931: # work our way through all characters in record
7932: foreach my $character ($record=~/(.)/g) {
7933: if ($character eq $looking_for) {
7934: if ($character ne $separator) {
7935: # Found the end of a quote, again looking for separator
7936: $looking_for=$separator;
7937: $ignore=1;
7938: } else {
7939: # Found a separator, store away what we got
7940: $components{&takeleft($i)}=$field;
7941: $i++;
7942: $just_found_separator=1;
7943: $ignore=0;
7944: $field='';
7945: }
7946: next;
7947: }
7948: # single or double quotation marks after a separator indicate beginning of a quote
7949: # we are now looking for the end of the quote and need to ignore separators
7950: if ((($character eq '"') || ($character eq "'")) && ($just_found_separator)) {
7951: $looking_for=$character;
7952: next;
7953: }
7954: # ignore would be true after we reached the end of a quote
7955: if ($ignore) { next; }
7956: if (($just_found_separator) && ($character=~/\s/)) { next; }
7957: $field.=$character;
7958: $just_found_separator=0;
1.31 albertel 7959: }
1.561 www 7960: # catch the very last entry, since we never encountered the separator
7961: $components{&takeleft($i)}=$field;
1.31 albertel 7962: }
7963: return %components;
7964: }
7965:
1.144 matthew 7966: ######################################################
7967: ######################################################
7968:
1.56 matthew 7969: =pod
7970:
1.648 raeburn 7971: =item * &upfile_select_html()
1.41 ng 7972:
1.144 matthew 7973: Return HTML code to select a file from the users machine and specify
7974: the file type.
1.41 ng 7975:
7976: =cut
7977:
1.144 matthew 7978: ######################################################
7979: ######################################################
1.31 albertel 7980: sub upfile_select_html {
1.144 matthew 7981: my %Types = (
7982: csv => &mt('CSV (comma separated values, spreadsheet)'),
1.480 banghart 7983: semisv => &mt('Semicolon separated values'),
1.144 matthew 7984: space => &mt('Space separated'),
7985: tab => &mt('Tabulator separated'),
7986: # xml => &mt('HTML/XML'),
7987: );
7988: my $Str = '<input type="file" name="upfile" size="50" />'.
1.727 riegler 7989: '<br />'.&mt('Type').': <select name="upfiletype">';
1.144 matthew 7990: foreach my $type (sort(keys(%Types))) {
7991: $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
7992: }
7993: $Str .= "</select>\n";
7994: return $Str;
1.31 albertel 7995: }
7996:
1.301 albertel 7997: sub get_samples {
7998: my ($records,$toget) = @_;
7999: my @samples=({});
8000: my $got=0;
8001: foreach my $rec (@$records) {
8002: my %temp = &record_sep($rec);
8003: if (! grep(/\S/, values(%temp))) { next; }
8004: if (%temp) {
8005: $samples[$got]=\%temp;
8006: $got++;
8007: if ($got == $toget) { last; }
8008: }
8009: }
8010: return \@samples;
8011: }
8012:
1.144 matthew 8013: ######################################################
8014: ######################################################
8015:
1.56 matthew 8016: =pod
8017:
1.648 raeburn 8018: =item * &csv_print_samples($r,$records)
1.41 ng 8019:
8020: Prints a table of sample values from each column uploaded $r is an
8021: Apache Request ref, $records is an arrayref from
8022: &Apache::loncommon::upfile_record_sep
8023:
8024: =cut
8025:
1.144 matthew 8026: ######################################################
8027: ######################################################
1.31 albertel 8028: sub csv_print_samples {
8029: my ($r,$records) = @_;
1.662 bisitz 8030: my $samples = &get_samples($records,5);
1.301 albertel 8031:
1.594 raeburn 8032: $r->print(&mt('Samples').'<br />'.&start_data_table().
8033: &start_data_table_header_row());
1.356 albertel 8034: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8035: $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
1.594 raeburn 8036: $r->print(&end_data_table_header_row());
1.301 albertel 8037: foreach my $hash (@$samples) {
1.594 raeburn 8038: $r->print(&start_data_table_row());
1.356 albertel 8039: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
1.31 albertel 8040: $r->print('<td>');
1.356 albertel 8041: if (defined($$hash{$sample})) { $r->print($$hash{$sample}); }
1.31 albertel 8042: $r->print('</td>');
8043: }
1.594 raeburn 8044: $r->print(&end_data_table_row());
1.31 albertel 8045: }
1.594 raeburn 8046: $r->print(&end_data_table().'<br />'."\n");
1.31 albertel 8047: }
8048:
1.144 matthew 8049: ######################################################
8050: ######################################################
8051:
1.56 matthew 8052: =pod
8053:
1.648 raeburn 8054: =item * &csv_print_select_table($r,$records,$d)
1.41 ng 8055:
8056: Prints a table to create associations between values and table columns.
1.144 matthew 8057:
1.41 ng 8058: $r is an Apache Request ref,
8059: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
1.174 matthew 8060: $d is an array of 2 element arrays (internal name, displayed name,defaultcol)
1.41 ng 8061:
8062: =cut
8063:
1.144 matthew 8064: ######################################################
8065: ######################################################
1.31 albertel 8066: sub csv_print_select_table {
8067: my ($r,$records,$d) = @_;
1.301 albertel 8068: my $i=0;
8069: my $samples = &get_samples($records,1);
1.144 matthew 8070: $r->print(&mt('Associate columns with student attributes.')."\n".
1.594 raeburn 8071: &start_data_table().&start_data_table_header_row().
1.144 matthew 8072: '<th>'.&mt('Attribute').'</th>'.
1.594 raeburn 8073: '<th>'.&mt('Column').'</th>'.
8074: &end_data_table_header_row()."\n");
1.356 albertel 8075: foreach my $array_ref (@$d) {
8076: my ($value,$display,$defaultcol)=@{ $array_ref };
1.729 raeburn 8077: $r->print(&start_data_table_row().'<td>'.$display.'</td>');
1.31 albertel 8078:
8079: $r->print('<td><select name=f'.$i.
1.32 matthew 8080: ' onchange="javascript:flip(this.form,'.$i.');">');
1.31 albertel 8081: $r->print('<option value="none"></option>');
1.356 albertel 8082: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8083: $r->print('<option value="'.$sample.'"'.
8084: ($sample eq $defaultcol ? ' selected="selected" ' : '').
1.662 bisitz 8085: '>'.&mt('Column [_1]',($sample+1)).'</option>');
1.31 albertel 8086: }
1.594 raeburn 8087: $r->print('</select></td>'.&end_data_table_row()."\n");
1.31 albertel 8088: $i++;
8089: }
1.594 raeburn 8090: $r->print(&end_data_table());
1.31 albertel 8091: $i--;
8092: return $i;
8093: }
1.56 matthew 8094:
1.144 matthew 8095: ######################################################
8096: ######################################################
8097:
1.56 matthew 8098: =pod
1.31 albertel 8099:
1.648 raeburn 8100: =item * &csv_samples_select_table($r,$records,$d)
1.41 ng 8101:
8102: Prints a table of sample values from the upload and can make associate samples to internal names.
8103:
8104: $r is an Apache Request ref,
8105: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
8106: $d is an array of 2 element arrays (internal name, displayed name)
8107:
8108: =cut
8109:
1.144 matthew 8110: ######################################################
8111: ######################################################
1.31 albertel 8112: sub csv_samples_select_table {
8113: my ($r,$records,$d) = @_;
8114: my $i=0;
1.144 matthew 8115: #
1.662 bisitz 8116: my $max_samples = 5;
8117: my $samples = &get_samples($records,$max_samples);
1.594 raeburn 8118: $r->print(&start_data_table().
8119: &start_data_table_header_row().'<th>'.
8120: &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
8121: &end_data_table_header_row());
1.301 albertel 8122:
8123: foreach my $key (sort(keys(%{ $samples->[0] }))) {
1.594 raeburn 8124: $r->print(&start_data_table_row().'<td><select name="f'.$i.'"'.
1.32 matthew 8125: ' onchange="javascript:flip(this.form,'.$i.');">');
1.301 albertel 8126: foreach my $option (@$d) {
8127: my ($value,$display,$defaultcol)=@{ $option };
1.174 matthew 8128: $r->print('<option value="'.$value.'"'.
1.253 albertel 8129: ($i eq $defaultcol ? ' selected="selected" ':'').'>'.
1.174 matthew 8130: $display.'</option>');
1.31 albertel 8131: }
8132: $r->print('</select></td><td>');
1.662 bisitz 8133: foreach my $line (0..($max_samples-1)) {
1.301 albertel 8134: if (defined($samples->[$line]{$key})) {
8135: $r->print($samples->[$line]{$key}."<br />\n");
8136: }
8137: }
1.594 raeburn 8138: $r->print('</td>'.&end_data_table_row());
1.31 albertel 8139: $i++;
8140: }
1.594 raeburn 8141: $r->print(&end_data_table());
1.31 albertel 8142: $i--;
8143: return($i);
1.115 matthew 8144: }
8145:
1.144 matthew 8146: ######################################################
8147: ######################################################
8148:
1.115 matthew 8149: =pod
8150:
1.648 raeburn 8151: =item * &clean_excel_name($name)
1.115 matthew 8152:
8153: Returns a replacement for $name which does not contain any illegal characters.
8154:
8155: =cut
8156:
1.144 matthew 8157: ######################################################
8158: ######################################################
1.115 matthew 8159: sub clean_excel_name {
8160: my ($name) = @_;
8161: $name =~ s/[:\*\?\/\\]//g;
8162: if (length($name) > 31) {
8163: $name = substr($name,0,31);
8164: }
8165: return $name;
1.25 albertel 8166: }
1.84 albertel 8167:
1.85 albertel 8168: =pod
8169:
1.648 raeburn 8170: =item * &check_if_partid_hidden($id,$symb,$udom,$uname)
1.85 albertel 8171:
8172: Returns either 1 or undef
8173:
8174: 1 if the part is to be hidden, undef if it is to be shown
8175:
8176: Arguments are:
8177:
8178: $id the id of the part to be checked
8179: $symb, optional the symb of the resource to check
8180: $udom, optional the domain of the user to check for
8181: $uname, optional the username of the user to check for
8182:
8183: =cut
1.84 albertel 8184:
8185: sub check_if_partid_hidden {
8186: my ($id,$symb,$udom,$uname) = @_;
1.133 albertel 8187: my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts',
1.84 albertel 8188: $symb,$udom,$uname);
1.141 albertel 8189: my $truth=1;
8190: #if the string starts with !, then the list is the list to show not hide
8191: if ($hiddenparts=~s/^\s*!//) { $truth=undef; }
1.84 albertel 8192: my @hiddenlist=split(/,/,$hiddenparts);
8193: foreach my $checkid (@hiddenlist) {
1.141 albertel 8194: if ($checkid =~ /^\s*\Q$id\E\s*$/) { return $truth; }
1.84 albertel 8195: }
1.141 albertel 8196: return !$truth;
1.84 albertel 8197: }
1.127 matthew 8198:
1.138 matthew 8199:
8200: ############################################################
8201: ############################################################
8202:
8203: =pod
8204:
1.157 matthew 8205: =back
8206:
1.138 matthew 8207: =head1 cgi-bin script and graphing routines
8208:
1.157 matthew 8209: =over 4
8210:
1.648 raeburn 8211: =item * &get_cgi_id()
1.138 matthew 8212:
8213: Inputs: none
8214:
8215: Returns an id which can be used to pass environment variables
8216: to various cgi-bin scripts. These environment variables will
8217: be removed from the users environment after a given time by
8218: the routine &Apache::lonnet::transfer_profile_to_env.
8219:
8220: =cut
8221:
8222: ############################################################
8223: ############################################################
1.152 albertel 8224: my $uniq=0;
1.136 matthew 8225: sub get_cgi_id {
1.154 albertel 8226: $uniq=($uniq+1)%100000;
1.280 albertel 8227: return (time.'_'.$$.'_'.$uniq);
1.136 matthew 8228: }
8229:
1.127 matthew 8230: ############################################################
8231: ############################################################
8232:
8233: =pod
8234:
1.648 raeburn 8235: =item * &DrawBarGraph()
1.127 matthew 8236:
1.138 matthew 8237: Facilitates the plotting of data in a (stacked) bar graph.
8238: Puts plot definition data into the users environment in order for
8239: graph.png to plot it. Returns an <img> tag for the plot.
8240: The bars on the plot are labeled '1','2',...,'n'.
8241:
8242: Inputs:
8243:
8244: =over 4
8245:
8246: =item $Title: string, the title of the plot
8247:
8248: =item $xlabel: string, text describing the X-axis of the plot
8249:
8250: =item $ylabel: string, text describing the Y-axis of the plot
8251:
8252: =item $Max: scalar, the maximum Y value to use in the plot
8253: If $Max is < any data point, the graph will not be rendered.
8254:
1.140 matthew 8255: =item $colors: array ref holding the colors to be used for the data sets when
1.138 matthew 8256: they are plotted. If undefined, default values will be used.
8257:
1.178 matthew 8258: =item $labels: array ref holding the labels to use on the x-axis for the bars.
8259:
1.138 matthew 8260: =item @Values: An array of array references. Each array reference holds data
8261: to be plotted in a stacked bar chart.
8262:
1.239 matthew 8263: =item If the final element of @Values is a hash reference the key/value
8264: pairs will be added to the graph definition.
8265:
1.138 matthew 8266: =back
8267:
8268: Returns:
8269:
8270: An <img> tag which references graph.png and the appropriate identifying
8271: information for the plot.
8272:
1.127 matthew 8273: =cut
8274:
8275: ############################################################
8276: ############################################################
1.134 matthew 8277: sub DrawBarGraph {
1.178 matthew 8278: my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
1.134 matthew 8279: #
8280: if (! defined($colors)) {
8281: $colors = ['#33ff00',
8282: '#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
8283: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
8284: ];
8285: }
1.228 matthew 8286: my $extra_settings = {};
8287: if (ref($Values[-1]) eq 'HASH') {
8288: $extra_settings = pop(@Values);
8289: }
1.127 matthew 8290: #
1.136 matthew 8291: my $identifier = &get_cgi_id();
8292: my $id = 'cgi.'.$identifier;
1.129 matthew 8293: if (! @Values || ref($Values[0]) ne 'ARRAY') {
1.127 matthew 8294: return '';
8295: }
1.225 matthew 8296: #
8297: my @Labels;
8298: if (defined($labels)) {
8299: @Labels = @$labels;
8300: } else {
8301: for (my $i=0;$i<@{$Values[0]};$i++) {
8302: push (@Labels,$i+1);
8303: }
8304: }
8305: #
1.129 matthew 8306: my $NumBars = scalar(@{$Values[0]});
1.225 matthew 8307: if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
1.129 matthew 8308: my %ValuesHash;
8309: my $NumSets=1;
8310: foreach my $array (@Values) {
8311: next if (! ref($array));
1.136 matthew 8312: $ValuesHash{$id.'.data.'.$NumSets++} =
1.132 matthew 8313: join(',',@$array);
1.129 matthew 8314: }
1.127 matthew 8315: #
1.136 matthew 8316: my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
1.225 matthew 8317: if ($NumBars < 3) {
8318: $width = 120+$NumBars*32;
1.220 matthew 8319: $xskip = 1;
1.225 matthew 8320: $bar_width = 30;
8321: } elsif ($NumBars < 5) {
8322: $width = 120+$NumBars*20;
8323: $xskip = 1;
8324: $bar_width = 20;
1.220 matthew 8325: } elsif ($NumBars < 10) {
1.136 matthew 8326: $width = 120+$NumBars*15;
8327: $xskip = 1;
8328: $bar_width = 15;
8329: } elsif ($NumBars <= 25) {
8330: $width = 120+$NumBars*11;
8331: $xskip = 5;
8332: $bar_width = 8;
8333: } elsif ($NumBars <= 50) {
8334: $width = 120+$NumBars*8;
8335: $xskip = 5;
8336: $bar_width = 4;
8337: } else {
8338: $width = 120+$NumBars*8;
8339: $xskip = 5;
8340: $bar_width = 4;
8341: }
8342: #
1.137 matthew 8343: $Max = 1 if ($Max < 1);
8344: if ( int($Max) < $Max ) {
8345: $Max++;
8346: $Max = int($Max);
8347: }
1.127 matthew 8348: $Title = '' if (! defined($Title));
8349: $xlabel = '' if (! defined($xlabel));
8350: $ylabel = '' if (! defined($ylabel));
1.369 www 8351: $ValuesHash{$id.'.title'} = &escape($Title);
8352: $ValuesHash{$id.'.xlabel'} = &escape($xlabel);
8353: $ValuesHash{$id.'.ylabel'} = &escape($ylabel);
1.137 matthew 8354: $ValuesHash{$id.'.y_max_value'} = $Max;
1.136 matthew 8355: $ValuesHash{$id.'.NumBars'} = $NumBars;
8356: $ValuesHash{$id.'.NumSets'} = $NumSets;
8357: $ValuesHash{$id.'.PlotType'} = 'bar';
8358: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8359: $ValuesHash{$id.'.height'} = $height;
8360: $ValuesHash{$id.'.width'} = $width;
8361: $ValuesHash{$id.'.xskip'} = $xskip;
8362: $ValuesHash{$id.'.bar_width'} = $bar_width;
8363: $ValuesHash{$id.'.labels'} = join(',',@Labels);
1.127 matthew 8364: #
1.228 matthew 8365: # Deal with other parameters
8366: while (my ($key,$value) = each(%$extra_settings)) {
8367: $ValuesHash{$id.'.'.$key} = $value;
8368: }
8369: #
1.646 raeburn 8370: &Apache::lonnet::appenv(\%ValuesHash);
1.137 matthew 8371: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8372: }
8373:
8374: ############################################################
8375: ############################################################
8376:
8377: =pod
8378:
1.648 raeburn 8379: =item * &DrawXYGraph()
1.137 matthew 8380:
1.138 matthew 8381: Facilitates the plotting of data in an XY graph.
8382: Puts plot definition data into the users environment in order for
8383: graph.png to plot it. Returns an <img> tag for the plot.
8384:
8385: Inputs:
8386:
8387: =over 4
8388:
8389: =item $Title: string, the title of the plot
8390:
8391: =item $xlabel: string, text describing the X-axis of the plot
8392:
8393: =item $ylabel: string, text describing the Y-axis of the plot
8394:
8395: =item $Max: scalar, the maximum Y value to use in the plot
8396: If $Max is < any data point, the graph will not be rendered.
8397:
8398: =item $colors: Array ref containing the hex color codes for the data to be
8399: plotted in. If undefined, default values will be used.
8400:
8401: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8402:
8403: =item $Ydata: Array ref containing Array refs.
1.185 www 8404: Each of the contained arrays will be plotted as a separate curve.
1.138 matthew 8405:
8406: =item %Values: hash indicating or overriding any default values which are
8407: passed to graph.png.
8408: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8409:
8410: =back
8411:
8412: Returns:
8413:
8414: An <img> tag which references graph.png and the appropriate identifying
8415: information for the plot.
8416:
1.137 matthew 8417: =cut
8418:
8419: ############################################################
8420: ############################################################
8421: sub DrawXYGraph {
8422: my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_;
8423: #
8424: # Create the identifier for the graph
8425: my $identifier = &get_cgi_id();
8426: my $id = 'cgi.'.$identifier;
8427: #
8428: $Title = '' if (! defined($Title));
8429: $xlabel = '' if (! defined($xlabel));
8430: $ylabel = '' if (! defined($ylabel));
8431: my %ValuesHash =
8432: (
1.369 www 8433: $id.'.title' => &escape($Title),
8434: $id.'.xlabel' => &escape($xlabel),
8435: $id.'.ylabel' => &escape($ylabel),
1.137 matthew 8436: $id.'.y_max_value'=> $Max,
8437: $id.'.labels' => join(',',@$Xlabels),
8438: $id.'.PlotType' => 'XY',
8439: );
8440: #
8441: if (defined($colors) && ref($colors) eq 'ARRAY') {
8442: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8443: }
8444: #
8445: if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') {
8446: return '';
8447: }
8448: my $NumSets=1;
1.138 matthew 8449: foreach my $array (@{$Ydata}){
1.137 matthew 8450: next if (! ref($array));
8451: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
8452: }
1.138 matthew 8453: $ValuesHash{$id.'.NumSets'} = $NumSets-1;
1.137 matthew 8454: #
8455: # Deal with other parameters
8456: while (my ($key,$value) = each(%Values)) {
8457: $ValuesHash{$id.'.'.$key} = $value;
1.127 matthew 8458: }
8459: #
1.646 raeburn 8460: &Apache::lonnet::appenv(\%ValuesHash);
1.136 matthew 8461: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8462: }
8463:
8464: ############################################################
8465: ############################################################
8466:
8467: =pod
8468:
1.648 raeburn 8469: =item * &DrawXYYGraph()
1.138 matthew 8470:
8471: Facilitates the plotting of data in an XY graph with two Y axes.
8472: Puts plot definition data into the users environment in order for
8473: graph.png to plot it. Returns an <img> tag for the plot.
8474:
8475: Inputs:
8476:
8477: =over 4
8478:
8479: =item $Title: string, the title of the plot
8480:
8481: =item $xlabel: string, text describing the X-axis of the plot
8482:
8483: =item $ylabel: string, text describing the Y-axis of the plot
8484:
8485: =item $colors: Array ref containing the hex color codes for the data to be
8486: plotted in. If undefined, default values will be used.
8487:
8488: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8489:
8490: =item $Ydata1: The first data set
8491:
8492: =item $Min1: The minimum value of the left Y-axis
8493:
8494: =item $Max1: The maximum value of the left Y-axis
8495:
8496: =item $Ydata2: The second data set
8497:
8498: =item $Min2: The minimum value of the right Y-axis
8499:
8500: =item $Max2: The maximum value of the left Y-axis
8501:
8502: =item %Values: hash indicating or overriding any default values which are
8503: passed to graph.png.
8504: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8505:
8506: =back
8507:
8508: Returns:
8509:
8510: An <img> tag which references graph.png and the appropriate identifying
8511: information for the plot.
1.136 matthew 8512:
8513: =cut
8514:
8515: ############################################################
8516: ############################################################
1.137 matthew 8517: sub DrawXYYGraph {
8518: my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1,
8519: $Ydata2,$Min2,$Max2,%Values)=@_;
1.136 matthew 8520: #
8521: # Create the identifier for the graph
8522: my $identifier = &get_cgi_id();
8523: my $id = 'cgi.'.$identifier;
8524: #
8525: $Title = '' if (! defined($Title));
8526: $xlabel = '' if (! defined($xlabel));
8527: $ylabel = '' if (! defined($ylabel));
8528: my %ValuesHash =
8529: (
1.369 www 8530: $id.'.title' => &escape($Title),
8531: $id.'.xlabel' => &escape($xlabel),
8532: $id.'.ylabel' => &escape($ylabel),
1.136 matthew 8533: $id.'.labels' => join(',',@$Xlabels),
8534: $id.'.PlotType' => 'XY',
8535: $id.'.NumSets' => 2,
1.137 matthew 8536: $id.'.two_axes' => 1,
8537: $id.'.y1_max_value' => $Max1,
8538: $id.'.y1_min_value' => $Min1,
8539: $id.'.y2_max_value' => $Max2,
8540: $id.'.y2_min_value' => $Min2,
1.136 matthew 8541: );
8542: #
1.137 matthew 8543: if (defined($colors) && ref($colors) eq 'ARRAY') {
8544: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8545: }
8546: #
8547: if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' ||
8548: ! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){
1.136 matthew 8549: return '';
8550: }
8551: my $NumSets=1;
1.137 matthew 8552: foreach my $array ($Ydata1,$Ydata2){
1.136 matthew 8553: next if (! ref($array));
8554: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
1.137 matthew 8555: }
8556: #
8557: # Deal with other parameters
8558: while (my ($key,$value) = each(%Values)) {
8559: $ValuesHash{$id.'.'.$key} = $value;
1.136 matthew 8560: }
8561: #
1.646 raeburn 8562: &Apache::lonnet::appenv(\%ValuesHash);
1.130 albertel 8563: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
1.139 matthew 8564: }
8565:
8566: ############################################################
8567: ############################################################
8568:
8569: =pod
8570:
1.157 matthew 8571: =back
8572:
1.139 matthew 8573: =head1 Statistics helper routines?
8574:
8575: Bad place for them but what the hell.
8576:
1.157 matthew 8577: =over 4
8578:
1.648 raeburn 8579: =item * &chartlink()
1.139 matthew 8580:
8581: Returns a link to the chart for a specific student.
8582:
8583: Inputs:
8584:
8585: =over 4
8586:
8587: =item $linktext: The text of the link
8588:
8589: =item $sname: The students username
8590:
8591: =item $sdomain: The students domain
8592:
8593: =back
8594:
1.157 matthew 8595: =back
8596:
1.139 matthew 8597: =cut
8598:
8599: ############################################################
8600: ############################################################
8601: sub chartlink {
8602: my ($linktext, $sname, $sdomain) = @_;
8603: my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
1.369 www 8604: '&SelectedStudent='.&escape($sname.':'.$sdomain).
1.219 albertel 8605: '&chartoutputmode='.HTML::Entities::encode('html, with all links').
1.139 matthew 8606: '">'.$linktext.'</a>';
1.153 matthew 8607: }
8608:
8609: #######################################################
8610: #######################################################
8611:
8612: =pod
8613:
8614: =head1 Course Environment Routines
1.157 matthew 8615:
8616: =over 4
1.153 matthew 8617:
1.648 raeburn 8618: =item * &restore_course_settings()
1.153 matthew 8619:
1.648 raeburn 8620: =item * &store_course_settings()
1.153 matthew 8621:
8622: Restores/Store indicated form parameters from the course environment.
8623: Will not overwrite existing values of the form parameters.
8624:
8625: Inputs:
8626: a scalar describing the data (e.g. 'chart', 'problem_analysis')
8627:
8628: a hash ref describing the data to be stored. For example:
8629:
8630: %Save_Parameters = ('Status' => 'scalar',
8631: 'chartoutputmode' => 'scalar',
8632: 'chartoutputdata' => 'scalar',
8633: 'Section' => 'array',
1.373 raeburn 8634: 'Group' => 'array',
1.153 matthew 8635: 'StudentData' => 'array',
8636: 'Maps' => 'array');
8637:
8638: Returns: both routines return nothing
8639:
1.631 raeburn 8640: =back
8641:
1.153 matthew 8642: =cut
8643:
8644: #######################################################
8645: #######################################################
8646: sub store_course_settings {
1.496 albertel 8647: return &store_settings($env{'request.course.id'},@_);
8648: }
8649:
8650: sub store_settings {
1.153 matthew 8651: # save to the environment
8652: # appenv the same items, just to be safe
1.300 albertel 8653: my $udom = $env{'user.domain'};
8654: my $uname = $env{'user.name'};
1.496 albertel 8655: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8656: my %SaveHash;
8657: my %AppHash;
8658: while (my ($setting,$type) = each(%$Settings)) {
1.496 albertel 8659: my $basename = join('.','internal',$context,$prefix,$setting);
1.300 albertel 8660: my $envname = 'environment.'.$basename;
1.258 albertel 8661: if (exists($env{'form.'.$setting})) {
1.153 matthew 8662: # Save this value away
8663: if ($type eq 'scalar' &&
1.258 albertel 8664: (! exists($env{$envname}) ||
8665: $env{$envname} ne $env{'form.'.$setting})) {
8666: $SaveHash{$basename} = $env{'form.'.$setting};
8667: $AppHash{$envname} = $env{'form.'.$setting};
1.153 matthew 8668: } elsif ($type eq 'array') {
8669: my $stored_form;
1.258 albertel 8670: if (ref($env{'form.'.$setting})) {
1.153 matthew 8671: $stored_form = join(',',
8672: map {
1.369 www 8673: &escape($_);
1.258 albertel 8674: } sort(@{$env{'form.'.$setting}}));
1.153 matthew 8675: } else {
8676: $stored_form =
1.369 www 8677: &escape($env{'form.'.$setting});
1.153 matthew 8678: }
8679: # Determine if the array contents are the same.
1.258 albertel 8680: if ($stored_form ne $env{$envname}) {
1.153 matthew 8681: $SaveHash{$basename} = $stored_form;
8682: $AppHash{$envname} = $stored_form;
8683: }
8684: }
8685: }
8686: }
8687: my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
1.300 albertel 8688: $udom,$uname);
1.153 matthew 8689: if ($put_result !~ /^(ok|delayed)/) {
8690: &Apache::lonnet::logthis('unable to save form parameters, '.
8691: 'got error:'.$put_result);
8692: }
8693: # Make sure these settings stick around in this session, too
1.646 raeburn 8694: &Apache::lonnet::appenv(\%AppHash);
1.153 matthew 8695: return;
8696: }
8697:
8698: sub restore_course_settings {
1.499 albertel 8699: return &restore_settings($env{'request.course.id'},@_);
1.496 albertel 8700: }
8701:
8702: sub restore_settings {
8703: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8704: while (my ($setting,$type) = each(%$Settings)) {
1.258 albertel 8705: next if (exists($env{'form.'.$setting}));
1.496 albertel 8706: my $envname = 'environment.internal.'.$context.'.'.$prefix.
1.153 matthew 8707: '.'.$setting;
1.258 albertel 8708: if (exists($env{$envname})) {
1.153 matthew 8709: if ($type eq 'scalar') {
1.258 albertel 8710: $env{'form.'.$setting} = $env{$envname};
1.153 matthew 8711: } elsif ($type eq 'array') {
1.258 albertel 8712: $env{'form.'.$setting} = [
1.153 matthew 8713: map {
1.369 www 8714: &unescape($_);
1.258 albertel 8715: } split(',',$env{$envname})
1.153 matthew 8716: ];
8717: }
8718: }
8719: }
1.127 matthew 8720: }
8721:
1.618 raeburn 8722: #######################################################
8723: #######################################################
8724:
8725: =pod
8726:
8727: =head1 Domain E-mail Routines
8728:
8729: =over 4
8730:
1.648 raeburn 8731: =item * &build_recipient_list()
1.618 raeburn 8732:
8733: Build recipient lists for three types of e-mail:
8734: (a) Error Reports, (b) Package Updates, (c) Help requests, generated by
1.619 raeburn 8735: lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.
1.618 raeburn 8736:
8737: Inputs:
1.619 raeburn 8738: defmail (scalar - email address of default recipient),
1.618 raeburn 8739: mailing type (scalar - errormail, packagesmail, or helpdeskmail),
1.619 raeburn 8740: defdom (domain for which to retrieve configuration settings),
8741: origmail (scalar - email address of recipient from loncapa.conf,
8742: i.e., predates configuration by DC via domainprefs.pm
1.618 raeburn 8743:
1.655 raeburn 8744: Returns: comma separated list of addresses to which to send e-mail.
8745:
8746: =back
1.618 raeburn 8747:
8748: =cut
8749:
8750: ############################################################
8751: ############################################################
8752: sub build_recipient_list {
1.619 raeburn 8753: my ($defmail,$mailing,$defdom,$origmail) = @_;
1.618 raeburn 8754: my @recipients;
8755: my $otheremails;
8756: my %domconfig =
8757: &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
8758: if (ref($domconfig{'contacts'}) eq 'HASH') {
8759: if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
8760: my @contacts = ('adminemail','supportemail');
8761: foreach my $item (@contacts) {
8762: if ($domconfig{'contacts'}{$mailing}{$item}) {
1.619 raeburn 8763: my $addr = $domconfig{'contacts'}{$item};
8764: if (!grep(/^\Q$addr\E$/,@recipients)) {
8765: push(@recipients,$addr);
8766: }
1.618 raeburn 8767: }
8768: $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
8769: }
8770: }
1.619 raeburn 8771: } elsif ($origmail ne '') {
8772: push(@recipients,$origmail);
1.618 raeburn 8773: }
1.688 raeburn 8774: if (defined($defmail)) {
8775: if ($defmail ne '') {
8776: push(@recipients,$defmail);
8777: }
1.618 raeburn 8778: }
8779: if ($otheremails) {
1.619 raeburn 8780: my @others;
8781: if ($otheremails =~ /,/) {
8782: @others = split(/,/,$otheremails);
1.618 raeburn 8783: } else {
1.619 raeburn 8784: push(@others,$otheremails);
8785: }
8786: foreach my $addr (@others) {
8787: if (!grep(/^\Q$addr\E$/,@recipients)) {
8788: push(@recipients,$addr);
8789: }
1.618 raeburn 8790: }
8791: }
1.619 raeburn 8792: my $recipientlist = join(',',@recipients);
1.618 raeburn 8793: return $recipientlist;
8794: }
8795:
1.127 matthew 8796: ############################################################
8797: ############################################################
1.154 albertel 8798:
1.655 raeburn 8799: =pod
8800:
8801: =head1 Course Catalog Routines
8802:
8803: =over 4
8804:
8805: =item * &gather_categories()
8806:
8807: Converts category definitions - keys of categories hash stored in
8808: coursecategories in configuration.db on the primary library server in a
8809: domain - to an array. Also generates javascript and idx hash used to
8810: generate Domain Coordinator interface for editing Course Categories.
8811:
8812: Inputs:
1.663 raeburn 8813:
1.655 raeburn 8814: categories (reference to hash of category definitions).
1.663 raeburn 8815:
1.655 raeburn 8816: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8817: categories and subcategories).
1.663 raeburn 8818:
1.655 raeburn 8819: idx (reference to hash of counters used in Domain Coordinator interface for
8820: editing Course Categories).
1.663 raeburn 8821:
1.655 raeburn 8822: jsarray (reference to array of categories used to create Javascript arrays for
8823: Domain Coordinator interface for editing Course Categories).
8824:
8825: Returns: nothing
8826:
8827: Side effects: populates cats, idx and jsarray.
8828:
8829: =cut
8830:
8831: sub gather_categories {
8832: my ($categories,$cats,$idx,$jsarray) = @_;
8833: my %counters;
8834: my $num = 0;
8835: foreach my $item (keys(%{$categories})) {
8836: my ($cat,$container,$depth) = map { &unescape($_); } split(/:/,$item);
8837: if ($container eq '' && $depth == 0) {
8838: $cats->[$depth][$categories->{$item}] = $cat;
8839: } else {
8840: $cats->[$depth]{$container}[$categories->{$item}] = $cat;
8841: }
8842: my ($escitem,$tail) = split(/:/,$item,2);
8843: if ($counters{$tail} eq '') {
8844: $counters{$tail} = $num;
8845: $num ++;
8846: }
8847: if (ref($idx) eq 'HASH') {
8848: $idx->{$item} = $counters{$tail};
8849: }
8850: if (ref($jsarray) eq 'ARRAY') {
8851: push(@{$jsarray->[$counters{$tail}]},$item);
8852: }
8853: }
8854: return;
8855: }
8856:
8857: =pod
8858:
8859: =item * &extract_categories()
8860:
8861: Used to generate breadcrumb trails for course categories.
8862:
8863: Inputs:
1.663 raeburn 8864:
1.655 raeburn 8865: categories (reference to hash of category definitions).
1.663 raeburn 8866:
1.655 raeburn 8867: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8868: categories and subcategories).
1.663 raeburn 8869:
1.655 raeburn 8870: trails (reference to array of breacrumb trails for each category).
1.663 raeburn 8871:
1.655 raeburn 8872: allitems (reference to hash - key is category key
8873: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8874:
1.655 raeburn 8875: idx (reference to hash of counters used in Domain Coordinator interface for
8876: editing Course Categories).
1.663 raeburn 8877:
1.655 raeburn 8878: jsarray (reference to array of categories used to create Javascript arrays for
8879: Domain Coordinator interface for editing Course Categories).
8880:
1.665 raeburn 8881: subcats (reference to hash of arrays containing all subcategories within each
8882: category, -recursive)
8883:
1.655 raeburn 8884: Returns: nothing
8885:
8886: Side effects: populates trails and allitems hash references.
8887:
8888: =cut
8889:
8890: sub extract_categories {
1.665 raeburn 8891: my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
1.655 raeburn 8892: if (ref($categories) eq 'HASH') {
8893: &gather_categories($categories,$cats,$idx,$jsarray);
8894: if (ref($cats->[0]) eq 'ARRAY') {
8895: for (my $i=0; $i<@{$cats->[0]}; $i++) {
8896: my $name = $cats->[0][$i];
8897: my $item = &escape($name).'::0';
8898: my $trailstr;
8899: if ($name eq 'instcode') {
8900: $trailstr = &mt('Official courses (with institutional codes)');
8901: } else {
8902: $trailstr = $name;
8903: }
8904: if ($allitems->{$item} eq '') {
8905: push(@{$trails},$trailstr);
8906: $allitems->{$item} = scalar(@{$trails})-1;
8907: }
8908: my @parents = ($name);
8909: if (ref($cats->[1]{$name}) eq 'ARRAY') {
8910: for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {
8911: my $category = $cats->[1]{$name}[$j];
1.665 raeburn 8912: if (ref($subcats) eq 'HASH') {
8913: push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
8914: }
8915: &recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
8916: }
8917: } else {
8918: if (ref($subcats) eq 'HASH') {
8919: $subcats->{$item} = [];
1.655 raeburn 8920: }
8921: }
8922: }
8923: }
8924: }
8925: return;
8926: }
8927:
8928: =pod
8929:
8930: =item *&recurse_categories()
8931:
8932: Recursively used to generate breadcrumb trails for course categories.
8933:
8934: Inputs:
1.663 raeburn 8935:
1.655 raeburn 8936: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8937: categories and subcategories).
1.663 raeburn 8938:
1.655 raeburn 8939: depth (current depth in hierarchy of categories and sub-categories - 0 indexed).
1.663 raeburn 8940:
8941: category (current course category, for which breadcrumb trail is being generated).
8942:
8943: trails (reference to array of breadcrumb trails for each category).
8944:
1.655 raeburn 8945: allitems (reference to hash - key is category key
8946: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8947:
1.655 raeburn 8948: parents (array containing containers directories for current category,
8949: back to top level).
8950:
8951: Returns: nothing
8952:
8953: Side effects: populates trails and allitems hash references
8954:
8955: =cut
8956:
8957: sub recurse_categories {
1.665 raeburn 8958: my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
1.655 raeburn 8959: my $shallower = $depth - 1;
8960: if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
8961: for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
8962: my $name = $cats->[$depth]{$category}[$k];
8963: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
8964: my $trailstr = join(' -> ',(@{$parents},$category));
8965: if ($allitems->{$item} eq '') {
8966: push(@{$trails},$trailstr);
8967: $allitems->{$item} = scalar(@{$trails})-1;
8968: }
8969: my $deeper = $depth+1;
8970: push(@{$parents},$category);
1.665 raeburn 8971: if (ref($subcats) eq 'HASH') {
8972: my $subcat = &escape($name).':'.$category.':'.$depth;
8973: for (my $j=@{$parents}; $j>=0; $j--) {
8974: my $higher;
8975: if ($j > 0) {
8976: $higher = &escape($parents->[$j]).':'.
8977: &escape($parents->[$j-1]).':'.$j;
8978: } else {
8979: $higher = &escape($parents->[$j]).'::'.$j;
8980: }
8981: push(@{$subcats->{$higher}},$subcat);
8982: }
8983: }
8984: &recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
8985: $subcats);
1.655 raeburn 8986: pop(@{$parents});
8987: }
8988: } else {
8989: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
8990: my $trailstr = join(' -> ',(@{$parents},$category));
8991: if ($allitems->{$item} eq '') {
8992: push(@{$trails},$trailstr);
8993: $allitems->{$item} = scalar(@{$trails})-1;
8994: }
8995: }
8996: return;
8997: }
8998:
1.663 raeburn 8999: =pod
9000:
9001: =item *&assign_categories_table()
9002:
9003: Create a datatable for display of hierarchical categories in a domain,
9004: with checkboxes to allow a course to be categorized.
9005:
9006: Inputs:
9007:
9008: cathash - reference to hash of categories defined for the domain (from
9009: configuration.db)
9010:
9011: currcat - scalar with an & separated list of categories assigned to a course.
9012:
9013: Returns: $output (markup to be displayed)
9014:
9015: =cut
9016:
9017: sub assign_categories_table {
9018: my ($cathash,$currcat) = @_;
9019: my $output;
9020: if (ref($cathash) eq 'HASH') {
9021: my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
9022: &extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
9023: $maxdepth = scalar(@cats);
9024: if (@cats > 0) {
9025: my $itemcount = 0;
9026: if (ref($cats[0]) eq 'ARRAY') {
9027: $output = &Apache::loncommon::start_data_table();
9028: my @currcategories;
9029: if ($currcat ne '') {
9030: @currcategories = split('&',$currcat);
9031: }
9032: for (my $i=0; $i<@{$cats[0]}; $i++) {
9033: my $parent = $cats[0][$i];
9034: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9035: next if ($parent eq 'instcode');
9036: my $item = &escape($parent).'::0';
9037: my $checked = '';
9038: if (@currcategories > 0) {
9039: if (grep(/^\Q$item\E$/,@currcategories)) {
9040: $checked = ' checked="checked" ';
9041: }
9042: }
1.675 raeburn 9043: $output .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
9044: '<input type="checkbox" name="usecategory" value="'.
9045: $item.'"'.$checked.' />'.$parent.'</span>'.
9046: '<input type="hidden" name="catname" value="'.$parent.'" /></td>';
1.663 raeburn 9047: my $depth = 1;
9048: push(@path,$parent);
9049: $output .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
9050: pop(@path);
9051: $output .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
9052: $itemcount ++;
9053: }
9054: $output .= &Apache::loncommon::end_data_table();
9055: }
9056: }
9057: }
9058: return $output;
9059: }
9060:
9061: =pod
9062:
9063: =item *&assign_category_rows()
9064:
9065: Create a datatable row for display of nested categories in a domain,
9066: with checkboxes to allow a course to be categorized,called recursively.
9067:
9068: Inputs:
9069:
9070: itemcount - track row number for alternating colors
9071:
9072: cats - reference to array of arrays/hashes which encapsulates hierarchy of
9073: categories and subcategories.
9074:
9075: depth - current depth in hierarchy of categories and sub-categories - 0 indexed.
9076:
9077: parent - parent of current category item
9078:
9079: path - Array containing all categories back up through the hierarchy from the
9080: current category to the top level.
9081:
9082: currcategories - reference to array of current categories assigned to the course
9083:
9084: Returns: $output (markup to be displayed).
9085:
9086: =cut
9087:
9088: sub assign_category_rows {
9089: my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
9090: my ($text,$name,$item,$chgstr);
9091: if (ref($cats) eq 'ARRAY') {
9092: my $maxdepth = scalar(@{$cats});
9093: if (ref($cats->[$depth]) eq 'HASH') {
9094: if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
9095: my $numchildren = @{$cats->[$depth]{$parent}};
9096: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9097: $text .= '<td><table class="LC_datatable">';
9098: for (my $j=0; $j<$numchildren; $j++) {
9099: $name = $cats->[$depth]{$parent}[$j];
9100: $item = &escape($name).':'.&escape($parent).':'.$depth;
9101: my $deeper = $depth+1;
9102: my $checked = '';
9103: if (ref($currcategories) eq 'ARRAY') {
9104: if (@{$currcategories} > 0) {
9105: if (grep(/^\Q$item\E$/,@{$currcategories})) {
9106: $checked = ' checked="checked" ';
9107: }
9108: }
9109: }
1.664 raeburn 9110: $text .= '<tr><td><span class="LC_nobreak"><label>'.
9111: '<input type="checkbox" name="usecategory" value="'.
1.675 raeburn 9112: $item.'"'.$checked.' />'.$name.'</label></span>'.
9113: '<input type="hidden" name="catname" value="'.$name.'" />'.
9114: '</td><td>';
1.663 raeburn 9115: if (ref($path) eq 'ARRAY') {
9116: push(@{$path},$name);
9117: $text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
9118: pop(@{$path});
9119: }
9120: $text .= '</td></tr>';
9121: }
9122: $text .= '</table></td>';
9123: }
9124: }
9125: }
9126: return $text;
9127: }
9128:
1.655 raeburn 9129: ############################################################
9130: ############################################################
9131:
9132:
1.443 albertel 9133: sub commit_customrole {
1.664 raeburn 9134: my ($udom,$uname,$url,$three,$four,$five,$start,$end,$context) = @_;
1.630 raeburn 9135: my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
1.443 albertel 9136: ($start?', '.&mt('starting').' '.localtime($start):'').
9137: ($end?', ending '.localtime($end):'').': <b>'.
9138: &Apache::lonnet::assigncustomrole(
1.664 raeburn 9139: $udom,$uname,$url,$three,$four,$five,$end,$start,undef,undef,$context).
1.443 albertel 9140: '</b><br />';
9141: return $output;
9142: }
9143:
9144: sub commit_standardrole {
1.541 raeburn 9145: my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
9146: my ($output,$logmsg,$linefeed);
9147: if ($context eq 'auto') {
9148: $linefeed = "\n";
9149: } else {
9150: $linefeed = "<br />\n";
9151: }
1.443 albertel 9152: if ($three eq 'st') {
1.541 raeburn 9153: my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
9154: $one,$two,$sec,$context);
9155: if (($result =~ /^error/) || ($result eq 'not_in_class') ||
1.626 raeburn 9156: ($result eq 'unknown_course') || ($result eq 'refused')) {
9157: $output = $logmsg.' '.&mt('Error: ').$result."\n";
1.443 albertel 9158: } else {
1.541 raeburn 9159: $output = $logmsg.$linefeed.&mt('Assigning').' '.$three.' in '.$url.
1.443 albertel 9160: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9161: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
9162: if ($context eq 'auto') {
9163: $output .= $result.$linefeed.&mt('Add to classlist').': ok';
9164: } else {
9165: $output .= '<b>'.$result.'</b>'.$linefeed.
9166: &mt('Add to classlist').': <b>ok</b>';
9167: }
9168: $output .= $linefeed;
1.443 albertel 9169: }
9170: } else {
9171: $output = &mt('Assigning').' '.$three.' in '.$url.
9172: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9173: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
1.652 raeburn 9174: my $result = &Apache::lonnet::assignrole($udom,$uname,$url,$three,$end,$start,'','',$context);
1.541 raeburn 9175: if ($context eq 'auto') {
9176: $output .= $result.$linefeed;
9177: } else {
9178: $output .= '<b>'.$result.'</b>'.$linefeed;
9179: }
1.443 albertel 9180: }
9181: return $output;
9182: }
9183:
9184: sub commit_studentrole {
1.541 raeburn 9185: my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
1.626 raeburn 9186: my ($result,$linefeed,$oldsecurl,$newsecurl);
1.541 raeburn 9187: if ($context eq 'auto') {
9188: $linefeed = "\n";
9189: } else {
9190: $linefeed = '<br />'."\n";
9191: }
1.443 albertel 9192: if (defined($one) && defined($two)) {
9193: my $cid=$one.'_'.$two;
9194: my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
9195: my $secchange = 0;
9196: my $expire_role_result;
9197: my $modify_section_result;
1.628 raeburn 9198: if ($oldsec ne '-1') {
9199: if ($oldsec ne $sec) {
1.443 albertel 9200: $secchange = 1;
1.628 raeburn 9201: my $now = time;
1.443 albertel 9202: my $uurl='/'.$cid;
9203: $uurl=~s/\_/\//g;
9204: if ($oldsec) {
9205: $uurl.='/'.$oldsec;
9206: }
1.626 raeburn 9207: $oldsecurl = $uurl;
1.628 raeburn 9208: $expire_role_result =
1.652 raeburn 9209: &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now,'','',$context);
1.628 raeburn 9210: if ($env{'request.course.sec'} ne '') {
9211: if ($expire_role_result eq 'refused') {
9212: my @roles = ('st');
9213: my @statuses = ('previous');
9214: my @roledoms = ($one);
9215: my $withsec = 1;
9216: my %roleshash =
9217: &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
9218: \@statuses,\@roles,\@roledoms,$withsec);
9219: if (defined ($roleshash{$two.':'.$one.':st:'.$oldsec})) {
9220: my ($oldstart,$oldend) =
9221: split(':',$roleshash{$two.':'.$one.':st:'.$oldsec});
9222: if ($oldend > 0 && $oldend <= $now) {
9223: $expire_role_result = 'ok';
9224: }
9225: }
9226: }
9227: }
1.443 albertel 9228: $result = $expire_role_result;
9229: }
9230: }
9231: if (($expire_role_result eq 'ok') || ($secchange == 0)) {
1.652 raeburn 9232: $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid,'',$context);
1.443 albertel 9233: if ($modify_section_result =~ /^ok/) {
9234: if ($secchange == 1) {
1.628 raeburn 9235: if ($sec eq '') {
9236: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to student role without a section.',$uname,$oldsec).$linefeed;
9237: } else {
9238: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to new section: [_3].',$uname,$oldsec,$sec).$linefeed;
9239: }
1.443 albertel 9240: } elsif ($oldsec eq '-1') {
1.628 raeburn 9241: if ($sec eq '') {
9242: $$logmsg .= &mt('New student role without a section for [_1] in course [_2].',$uname,$cid).$linefeed;
9243: } else {
9244: $$logmsg .= &mt('New student role for [_1] in section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9245: }
1.443 albertel 9246: } else {
1.628 raeburn 9247: if ($sec eq '') {
9248: $$logmsg .= &mt('Student [_1] assigned to course [_2] without a section.',$uname,$cid).$linefeed;
9249: } else {
9250: $$logmsg .= &mt('Student [_1] assigned to section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9251: }
1.443 albertel 9252: }
9253: } else {
1.628 raeburn 9254: if ($secchange) {
9255: $$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;
9256: } else {
9257: $$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
9258: }
1.443 albertel 9259: }
9260: $result = $modify_section_result;
9261: } elsif ($secchange == 1) {
1.628 raeburn 9262: if ($oldsec eq '') {
9263: $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_3] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
9264: } else {
9265: $$logmsg .= &mt('Error when attempting to expire existing role for [_1] in section [_2] in course [_3] -error: ',$uname,$oldsec,$cid).' '.$expire_role_result.$linefeed;
9266: }
1.626 raeburn 9267: if ($expire_role_result eq 'refused') {
9268: my $newsecurl = '/'.$cid;
9269: $newsecurl =~ s/\_/\//g;
9270: if ($sec ne '') {
9271: $newsecurl.='/'.$sec;
9272: }
9273: if (&Apache::lonnet::allowed('cst',$newsecurl) && !(&Apache::lonnet::allowed('cst',$oldsecurl))) {
9274: if ($sec eq '') {
9275: $$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;
9276: } else {
9277: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments in other sections.',$sec).$linefeed;
9278: }
9279: }
9280: }
1.443 albertel 9281: }
9282: } else {
1.626 raeburn 9283: $$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 9284: $result = "error: incomplete course id\n";
9285: }
9286: return $result;
9287: }
9288:
9289: ############################################################
9290: ############################################################
9291:
1.566 albertel 9292: sub check_clone {
1.578 raeburn 9293: my ($args,$linefeed) = @_;
1.566 albertel 9294: my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
9295: my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
9296: my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
9297: my $clonemsg;
9298: my $can_clone = 0;
9299:
9300: if ($clonehome eq 'no_host') {
1.578 raeburn 9301: $clonemsg = &mt('No new course created.').$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 9302: } else {
9303: my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
1.568 albertel 9304: if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
1.566 albertel 9305: $can_clone = 1;
9306: } else {
9307: my %clonehash = &Apache::lonnet::get('environment',['cloners'],
9308: $args->{'clonedomain'},$args->{'clonecourse'});
9309: my @cloners = split(/,/,$clonehash{'cloners'});
1.578 raeburn 9310: if (grep(/^\*$/,@cloners)) {
9311: $can_clone = 1;
9312: } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
9313: $can_clone = 1;
9314: } else {
9315: my %roleshash =
9316: &Apache::lonnet::get_my_roles($args->{'ccuname'},
9317: $args->{'ccdomain'},
9318: 'userroles',['active'],['cc'],
9319: [$args->{'clonedomain'}]);
9320: if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
9321: $can_clone = 1;
9322: } else {
9323: $clonemsg = &mt('No new course created.').$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'},$clonedesc{'description'});
9324: }
1.566 albertel 9325: }
1.578 raeburn 9326: }
1.566 albertel 9327: }
9328: return ($can_clone, $clonemsg, $cloneid, $clonehome);
9329: }
9330:
1.444 albertel 9331: sub construct_course {
1.541 raeburn 9332: my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
1.444 albertel 9333: my $outcome;
1.541 raeburn 9334: my $linefeed = '<br />'."\n";
9335: if ($context eq 'auto') {
9336: $linefeed = "\n";
9337: }
1.566 albertel 9338:
9339: #
9340: # Are we cloning?
9341: #
9342: my ($can_clone, $clonemsg, $cloneid, $clonehome);
9343: if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
1.578 raeburn 9344: ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
1.566 albertel 9345: if ($context ne 'auto') {
1.578 raeburn 9346: if ($clonemsg ne '') {
9347: $clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
9348: }
1.566 albertel 9349: }
9350: $outcome .= $clonemsg.$linefeed;
9351:
9352: if (!$can_clone) {
9353: return (0,$outcome);
9354: }
9355: }
9356:
1.444 albertel 9357: #
9358: # Open course
9359: #
9360: my $crstype = lc($args->{'crstype'});
9361: my %cenv=();
9362: $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
9363: $args->{'cdescr'},
9364: $args->{'curl'},
9365: $args->{'course_home'},
9366: $args->{'nonstandard'},
9367: $args->{'crscode'},
9368: $args->{'ccuname'}.':'.
9369: $args->{'ccdomain'},
9370: $args->{'crstype'});
9371:
9372: # Note: The testing routines depend on this being output; see
9373: # Utils::Course. This needs to at least be output as a comment
9374: # if anyone ever decides to not show this, and Utils::Course::new
9375: # will need to be suitably modified.
1.541 raeburn 9376: $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
1.444 albertel 9377: #
9378: # Check if created correctly
9379: #
1.479 albertel 9380: ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
1.444 albertel 9381: my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
1.541 raeburn 9382: $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
1.566 albertel 9383:
1.444 albertel 9384: #
1.566 albertel 9385: # Do the cloning
9386: #
9387: if ($can_clone && $cloneid) {
9388: $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
9389: if ($context ne 'auto') {
9390: $clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
9391: }
9392: $outcome .= $clonemsg.$linefeed;
9393: my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
1.444 albertel 9394: # Copy all files
1.637 www 9395: &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
1.444 albertel 9396: # Restore URL
1.566 albertel 9397: $cenv{'url'}=$oldcenv{'url'};
1.444 albertel 9398: # Restore title
1.566 albertel 9399: $cenv{'description'}=$oldcenv{'description'};
1.444 albertel 9400: # Mark as cloned
1.566 albertel 9401: $cenv{'clonedfrom'}=$cloneid;
1.638 www 9402: # Need to clone grading mode
9403: my %newenv=&Apache::lonnet::get('environment',['grading'],$$crsudom,$$crsunum);
9404: $cenv{'grading'}=$newenv{'grading'};
9405: # Do not clone these environment entries
9406: &Apache::lonnet::del('environment',
9407: ['default_enrollment_start_date',
9408: 'default_enrollment_end_date',
9409: 'question.email',
9410: 'policy.email',
9411: 'comment.email',
9412: 'pch.users.denied',
1.725 raeburn 9413: 'plc.users.denied',
9414: 'hidefromcat',
9415: 'categories'],
1.638 www 9416: $$crsudom,$$crsunum);
1.444 albertel 9417: }
1.566 albertel 9418:
1.444 albertel 9419: #
9420: # Set environment (will override cloned, if existing)
9421: #
9422: my @sections = ();
9423: my @xlists = ();
9424: if ($args->{'crstype'}) {
9425: $cenv{'type'}=$args->{'crstype'};
9426: }
9427: if ($args->{'crsid'}) {
9428: $cenv{'courseid'}=$args->{'crsid'};
9429: }
9430: if ($args->{'crscode'}) {
9431: $cenv{'internal.coursecode'}=$args->{'crscode'};
9432: }
9433: if ($args->{'crsquota'} ne '') {
9434: $cenv{'internal.coursequota'}=$args->{'crsquota'};
9435: } else {
9436: $cenv{'internal.coursequota'}=$args->{'crsquota'} = 20;
9437: }
9438: if ($args->{'ccuname'}) {
9439: $cenv{'internal.courseowner'} = $args->{'ccuname'}.
9440: ':'.$args->{'ccdomain'};
9441: } else {
9442: $cenv{'internal.courseowner'} = $args->{'curruser'};
9443: }
9444: my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
9445: if ($args->{'crssections'}) {
9446: $cenv{'internal.sectionnums'} = '';
9447: if ($args->{'crssections'} =~ m/,/) {
9448: @sections = split/,/,$args->{'crssections'};
9449: } else {
9450: $sections[0] = $args->{'crssections'};
9451: }
9452: if (@sections > 0) {
9453: foreach my $item (@sections) {
9454: my ($sec,$gp) = split/:/,$item;
9455: my $class = $args->{'crscode'}.$sec;
9456: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
9457: $cenv{'internal.sectionnums'} .= $item.',';
9458: unless ($addcheck eq 'ok') {
9459: push @badclasses, $class;
9460: }
9461: }
9462: $cenv{'internal.sectionnums'} =~ s/,$//;
9463: }
9464: }
9465: # do not hide course coordinator from staff listing,
9466: # even if privileged
9467: $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9468: # add crosslistings
9469: if ($args->{'crsxlist'}) {
9470: $cenv{'internal.crosslistings'}='';
9471: if ($args->{'crsxlist'} =~ m/,/) {
9472: @xlists = split/,/,$args->{'crsxlist'};
9473: } else {
9474: $xlists[0] = $args->{'crsxlist'};
9475: }
9476: if (@xlists > 0) {
9477: foreach my $item (@xlists) {
9478: my ($xl,$gp) = split/:/,$item;
9479: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
9480: $cenv{'internal.crosslistings'} .= $item.',';
9481: unless ($addcheck eq 'ok') {
9482: push @badclasses, $xl;
9483: }
9484: }
9485: $cenv{'internal.crosslistings'} =~ s/,$//;
9486: }
9487: }
9488: if ($args->{'autoadds'}) {
9489: $cenv{'internal.autoadds'}=$args->{'autoadds'};
9490: }
9491: if ($args->{'autodrops'}) {
9492: $cenv{'internal.autodrops'}=$args->{'autodrops'};
9493: }
9494: # check for notification of enrollment changes
9495: my @notified = ();
9496: if ($args->{'notify_owner'}) {
9497: if ($args->{'ccuname'} ne '') {
9498: push(@notified,$args->{'ccuname'}.':'.$args->{'ccdomain'});
9499: }
9500: }
9501: if ($args->{'notify_dc'}) {
9502: if ($uname ne '') {
1.630 raeburn 9503: push(@notified,$uname.':'.$udom);
1.444 albertel 9504: }
9505: }
9506: if (@notified > 0) {
9507: my $notifylist;
9508: if (@notified > 1) {
9509: $notifylist = join(',',@notified);
9510: } else {
9511: $notifylist = $notified[0];
9512: }
9513: $cenv{'internal.notifylist'} = $notifylist;
9514: }
9515: if (@badclasses > 0) {
9516: my %lt=&Apache::lonlocal::texthash(
9517: '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',
9518: 'dnhr' => 'does not have rights to access enrollment in these classes',
9519: 'adby' => 'as determined by the policies of your institution on access to official classlists'
9520: );
1.541 raeburn 9521: my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
9522: ' ('.$lt{'adby'}.')';
9523: if ($context eq 'auto') {
9524: $outcome .= $badclass_msg.$linefeed;
1.566 albertel 9525: $outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
1.541 raeburn 9526: foreach my $item (@badclasses) {
9527: if ($context eq 'auto') {
9528: $outcome .= " - $item\n";
9529: } else {
9530: $outcome .= "<li>$item</li>\n";
9531: }
9532: }
9533: if ($context eq 'auto') {
9534: $outcome .= $linefeed;
9535: } else {
1.566 albertel 9536: $outcome .= "</ul><br /><br /></div>\n";
1.541 raeburn 9537: }
9538: }
1.444 albertel 9539: }
9540: if ($args->{'no_end_date'}) {
9541: $args->{'endaccess'} = 0;
9542: }
9543: $cenv{'internal.autostart'}=$args->{'enrollstart'};
9544: $cenv{'internal.autoend'}=$args->{'enrollend'};
9545: $cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
9546: $cenv{'default_enrollment_end_date'}=$args->{'endaccess'};
9547: if ($args->{'showphotos'}) {
9548: $cenv{'internal.showphotos'}=$args->{'showphotos'};
9549: }
9550: $cenv{'internal.authtype'} = $args->{'authtype'};
9551: $cenv{'internal.autharg'} = $args->{'autharg'};
9552: if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
9553: if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'} eq '') {
1.541 raeburn 9554: my $krb_msg = &mt('As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student');
9555: if ($context eq 'auto') {
9556: $outcome .= $krb_msg;
9557: } else {
1.566 albertel 9558: $outcome .= '<span class="LC_error">'.$krb_msg.'</span>';
1.541 raeburn 9559: }
9560: $outcome .= $linefeed;
1.444 albertel 9561: }
9562: }
9563: if (($args->{'ccdomain'}) && ($args->{'ccuname'})) {
9564: if ($args->{'setpolicy'}) {
9565: $cenv{'policy.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9566: }
9567: if ($args->{'setcontent'}) {
9568: $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9569: }
9570: }
9571: if ($args->{'reshome'}) {
9572: $cenv{'reshome'}=$args->{'reshome'}.'/';
9573: $cenv{'reshome'}=~s/\/+$/\//;
9574: }
9575: #
9576: # course has keyed access
9577: #
9578: if ($args->{'setkeys'}) {
9579: $cenv{'keyaccess'}='yes';
9580: }
9581: # if specified, key authority is not course, but user
9582: # only active if keyaccess is yes
9583: if ($args->{'keyauth'}) {
1.487 albertel 9584: my ($user,$domain) = split(':',$args->{'keyauth'});
9585: $user = &LONCAPA::clean_username($user);
9586: $domain = &LONCAPA::clean_username($domain);
1.488 foxr 9587: if ($user ne '' && $domain ne '') {
1.487 albertel 9588: $cenv{'keyauth'}=$user.':'.$domain;
1.444 albertel 9589: }
9590: }
9591:
9592: if ($args->{'disresdis'}) {
9593: $cenv{'pch.roles.denied'}='st';
9594: }
9595: if ($args->{'disablechat'}) {
9596: $cenv{'plc.roles.denied'}='st';
9597: }
9598:
9599: # Record we've not yet viewed the Course Initialization Helper for this
9600: # course
9601: $cenv{'course.helper.not.run'} = 1;
9602: #
9603: # Use new Randomseed
9604: #
9605: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
9606: $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
9607: #
9608: # The encryption code and receipt prefix for this course
9609: #
9610: $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
9611: $cenv{'internal.encpref'}=100+int(9*rand(99));
9612: #
9613: # By default, use standard grading
9614: if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
9615:
1.541 raeburn 9616: $outcome .= $linefeed.&mt('Setting environment').': '.
9617: &Apache::lonnet::put('environment',\%cenv,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9618: #
9619: # Open all assignments
9620: #
9621: if ($args->{'openall'}) {
9622: my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
9623: my %storecontent = ($storeunder => time,
9624: $storeunder.'.type' => 'date_start');
9625:
9626: $outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
1.541 raeburn 9627: ('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9628: }
9629: #
9630: # Set first page
9631: #
9632: unless (($args->{'nonstandard'}) || ($args->{'firstres'} eq 'blank')
9633: || ($cloneid)) {
1.445 albertel 9634: use LONCAPA::map;
1.444 albertel 9635: $outcome .= &mt('Setting first resource').': ';
1.445 albertel 9636:
9637: my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
9638: my ($errtext,$fatal)=&LONCAPA::map::mapread($map);
9639:
1.444 albertel 9640: $outcome .= ($fatal?$errtext:'read ok').' - ';
9641: my $title; my $url;
9642: if ($args->{'firstres'} eq 'syl') {
1.690 bisitz 9643: $title=&mt('Syllabus');
1.444 albertel 9644: $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
9645: } else {
1.690 bisitz 9646: $title=&mt('Navigate Contents');
1.444 albertel 9647: $url='/adm/navmaps';
9648: }
1.445 albertel 9649:
9650: $LONCAPA::map::resources[1]=$title.':'.$url.':false:start:res';
9651: (my $outtext,$errtext) = &LONCAPA::map::storemap($map,1);
9652:
9653: if ($errtext) { $fatal=2; }
1.541 raeburn 9654: $outcome .= ($fatal?$errtext:'write ok').$linefeed;
1.444 albertel 9655: }
1.566 albertel 9656:
9657: return (1,$outcome);
1.444 albertel 9658: }
9659:
9660: ############################################################
9661: ############################################################
9662:
1.378 raeburn 9663: sub course_type {
9664: my ($cid) = @_;
9665: if (!defined($cid)) {
9666: $cid = $env{'request.course.id'};
9667: }
1.404 albertel 9668: if (defined($env{'course.'.$cid.'.type'})) {
9669: return $env{'course.'.$cid.'.type'};
1.378 raeburn 9670: } else {
9671: return 'Course';
1.377 raeburn 9672: }
9673: }
1.156 albertel 9674:
1.406 raeburn 9675: sub group_term {
9676: my $crstype = &course_type();
9677: my %names = (
9678: 'Course' => 'group',
9679: 'Group' => 'team',
9680: );
9681: return $names{$crstype};
9682: }
9683:
1.156 albertel 9684: sub icon {
9685: my ($file)=@_;
1.505 albertel 9686: my $curfext = lc((split(/\./,$file))[-1]);
1.168 albertel 9687: my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
1.156 albertel 9688: my $embstyle = &Apache::loncommon::fileembstyle($curfext);
1.168 albertel 9689: if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {
9690: if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
9691: $Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9692: $curfext.".gif") {
9693: $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9694: $curfext.".gif";
9695: }
9696: }
1.249 albertel 9697: return &lonhttpdurl($iconname);
1.154 albertel 9698: }
1.84 albertel 9699:
1.575 albertel 9700: sub lonhttpdurl {
1.692 www 9701: #
9702: # Had been used for "small fry" static images on separate port 8080.
9703: # Modify here if lightweight http functionality desired again.
9704: # Currently eliminated due to increasing firewall issues.
9705: #
1.575 albertel 9706: my ($url)=@_;
1.692 www 9707: return $url;
1.215 albertel 9708: }
9709:
1.213 albertel 9710: sub connection_aborted {
9711: my ($r)=@_;
9712: $r->print(" ");$r->rflush();
9713: my $c = $r->connection;
9714: return $c->aborted();
9715: }
9716:
1.221 foxr 9717: # Escapes strings that may have embedded 's that will be put into
1.222 foxr 9718: # strings as 'strings'.
9719: sub escape_single {
1.221 foxr 9720: my ($input) = @_;
1.223 albertel 9721: $input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
1.221 foxr 9722: $input =~ s/\'/\\\'/g; # Esacpe the 's....
9723: return $input;
9724: }
1.223 albertel 9725:
1.222 foxr 9726: # Same as escape_single, but escape's "'s This
9727: # can be used for "strings"
9728: sub escape_double {
9729: my ($input) = @_;
9730: $input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
9731: $input =~ s/\"/\\\"/g; # Esacpe the "s....
9732: return $input;
9733: }
1.223 albertel 9734:
1.222 foxr 9735: # Escapes the last element of a full URL.
9736: sub escape_url {
9737: my ($url) = @_;
1.238 raeburn 9738: my @urlslices = split(/\//, $url,-1);
1.369 www 9739: my $lastitem = &escape(pop(@urlslices));
1.223 albertel 9740: return join('/',@urlslices).'/'.$lastitem;
1.222 foxr 9741: }
1.462 albertel 9742:
9743: # -------------------------------------------------------- Initliaze user login
9744: sub init_user_environment {
1.463 albertel 9745: my ($r, $username, $domain, $authhost, $form, $args) = @_;
1.462 albertel 9746: my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
9747:
9748: my $public=($username eq 'public' && $domain eq 'public');
9749:
9750: # See if old ID present, if so, remove
9751:
9752: my ($filename,$cookie,$userroles);
9753: my $now=time;
9754:
9755: if ($public) {
9756: my $max_public=100;
9757: my $oldest;
9758: my $oldest_time=0;
9759: for(my $next=1;$next<=$max_public;$next++) {
9760: if (-e $lonids."/publicuser_$next.id") {
9761: my $mtime=(stat($lonids."/publicuser_$next.id"))[9];
9762: if ($mtime<$oldest_time || !$oldest_time) {
9763: $oldest_time=$mtime;
9764: $oldest=$next;
9765: }
9766: } else {
9767: $cookie="publicuser_$next";
9768: last;
9769: }
9770: }
9771: if (!$cookie) { $cookie="publicuser_$oldest"; }
9772: } else {
1.463 albertel 9773: # if this isn't a robot, kill any existing non-robot sessions
9774: if (!$args->{'robot'}) {
9775: opendir(DIR,$lonids);
9776: while ($filename=readdir(DIR)) {
9777: if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
9778: unlink($lonids.'/'.$filename);
9779: }
1.462 albertel 9780: }
1.463 albertel 9781: closedir(DIR);
1.462 albertel 9782: }
9783: # Give them a new cookie
1.463 albertel 9784: my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
1.684 www 9785: : $now.$$.int(rand(10000)));
1.463 albertel 9786: $cookie="$username\_$id\_$domain\_$authhost";
1.462 albertel 9787:
9788: # Initialize roles
9789:
9790: $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost);
9791: }
9792: # ------------------------------------ Check browser type and MathML capability
9793:
9794: my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
9795: $clientunicode,$clientos) = &decode_user_agent($r);
9796:
9797: # -------------------------------------- Any accessibility options to remember?
9798: if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
9799: foreach my $option ('imagesuppress','appletsuppress',
9800: 'embedsuppress','fontenhance','blackwhite') {
9801: if ($form->{$option} eq 'true') {
9802: &Apache::lonnet::put('environment',{$option => 'on'},
9803: $domain,$username);
9804: } else {
9805: &Apache::lonnet::del('environment',[$option],
9806: $domain,$username);
9807: }
9808: }
9809: }
9810: # ------------------------------------------------------------- Get environment
9811:
9812: my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
9813: my ($tmp) = keys(%userenv);
9814: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
9815: # default remote control to off
9816: if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
9817: } else {
9818: undef(%userenv);
9819: }
9820: if (($userenv{'interface'}) && (!$form->{'interface'})) {
9821: $form->{'interface'}=$userenv{'interface'};
9822: }
9823: $env{'environment.remote'}=$userenv{'remote'};
9824: if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
9825:
9826: # --------------- Do not trust query string to be put directly into environment
9827: foreach my $option ('imagesuppress','appletsuppress',
9828: 'embedsuppress','fontenhance','blackwhite',
9829: 'interface','localpath','localres') {
9830: $form->{$option}=~s/[\n\r\=]//gs;
9831: }
9832: # --------------------------------------------------------- Write first profile
9833:
9834: {
9835: my %initial_env =
9836: ("user.name" => $username,
9837: "user.domain" => $domain,
9838: "user.home" => $authhost,
9839: "browser.type" => $clientbrowser,
9840: "browser.version" => $clientversion,
9841: "browser.mathml" => $clientmathml,
9842: "browser.unicode" => $clientunicode,
9843: "browser.os" => $clientos,
9844: "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
9845: "request.course.fn" => '',
9846: "request.course.uri" => '',
9847: "request.course.sec" => '',
9848: "request.role" => 'cm',
9849: "request.role.adv" => $env{'user.adv'},
9850: "request.host" => $ENV{'REMOTE_ADDR'},);
9851:
9852: if ($form->{'localpath'}) {
9853: $initial_env{"browser.localpath"} = $form->{'localpath'};
9854: $initial_env{"browser.localres"} = $form->{'localres'};
9855: }
9856:
9857: if ($public) {
9858: $initial_env{"environment.remote"} = "off";
9859: }
9860: if ($form->{'interface'}) {
9861: $form->{'interface'}=~s/\W//gs;
9862: $initial_env{"browser.interface"} = $form->{'interface'};
9863: $env{'browser.interface'}=$form->{'interface'};
9864: foreach my $option ('imagesuppress','appletsuppress',
9865: 'embedsuppress','fontenhance','blackwhite') {
9866: if (($form->{$option} eq 'true') ||
9867: ($userenv{$option} eq 'on')) {
9868: $initial_env{"browser.$option"} = "on";
9869: }
9870: }
9871: }
9872:
1.724 raeburn 9873: foreach my $tool ('aboutme','blog','portfolio') {
9874: $userenv{'availabletools.'.$tool} =
9875: &Apache::lonnet::usertools_access($username,$domain,$tool,'reload');
9876: }
9877:
1.462 albertel 9878: $env{'user.environment'} = "$lonids/$cookie.id";
9879:
9880: if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
9881: &GDBM_WRCREAT(),0640)) {
9882: &_add_to_env(\%disk_env,\%initial_env);
9883: &_add_to_env(\%disk_env,\%userenv,'environment.');
9884: &_add_to_env(\%disk_env,$userroles);
1.463 albertel 9885: if (ref($args->{'extra_env'})) {
9886: &_add_to_env(\%disk_env,$args->{'extra_env'});
9887: }
1.462 albertel 9888: untie(%disk_env);
9889: } else {
1.705 tempelho 9890: &Apache::lonnet::logthis("<span style=\"color:blue;\">WARNING: ".
9891: 'Could not create environment storage in lonauth: '.$!.'</span>');
1.462 albertel 9892: return 'error: '.$!;
9893: }
9894: }
9895: $env{'request.role'}='cm';
9896: $env{'request.role.adv'}=$env{'user.adv'};
9897: $env{'browser.type'}=$clientbrowser;
9898:
9899: return $cookie;
9900:
9901: }
9902:
9903: sub _add_to_env {
9904: my ($idf,$env_data,$prefix) = @_;
1.676 raeburn 9905: if (ref($env_data) eq 'HASH') {
9906: while (my ($key,$value) = each(%$env_data)) {
9907: $idf->{$prefix.$key} = $value;
9908: $env{$prefix.$key} = $value;
9909: }
1.462 albertel 9910: }
9911: }
9912:
1.685 tempelho 9913: # --- Get the symbolic name of a problem and the url
9914: sub get_symb {
9915: my ($request,$silent) = @_;
1.726 raeburn 9916: (my $url=$env{'form.url'}) =~ s-^https?\://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
1.685 tempelho 9917: my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
9918: if ($symb eq '') {
9919: if (!$silent) {
9920: $request->print("Unable to handle ambiguous references:$url:.");
9921: return ();
9922: }
9923: }
9924: &Apache::lonenc::check_decrypt(\$symb);
9925: return ($symb);
9926: }
9927:
9928: # --------------------------------------------------------------Get annotation
9929:
9930: sub get_annotation {
9931: my ($symb,$enc) = @_;
9932:
9933: my $key = $symb;
9934: if (!$enc) {
9935: $key =
9936: &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
9937: }
9938: my %annotation=&Apache::lonnet::get('nohist_annotations',[$key]);
9939: return $annotation{$key};
9940: }
9941:
9942: sub clean_symb {
1.731 raeburn 9943: my ($symb,$delete_enc) = @_;
1.685 tempelho 9944:
9945: &Apache::lonenc::check_decrypt(\$symb);
9946: my $enc = $env{'request.enc'};
1.731 raeburn 9947: if ($delete_enc) {
1.730 raeburn 9948: delete($env{'request.enc'});
9949: }
1.685 tempelho 9950:
9951: return ($symb,$enc);
9952: }
1.462 albertel 9953:
1.41 ng 9954: =pod
9955:
9956: =back
9957:
1.112 bowersj2 9958: =cut
1.41 ng 9959:
1.112 bowersj2 9960: 1;
9961: __END__;
1.41 ng 9962:
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>
![[BACK]](/icons/back.gif){kind=icon}
Return to loncommon.pm CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [LON-CAPA] / loncom / interface