Annotation of loncom/interface/loncommon.pm, revision 1.747
1.10 albertel 1: # The LearningOnline Network with CAPA
1.1 albertel 2: # a pile of common routines
1.10 albertel 3: #
1.747 ! neumanie 4: # $Id: loncommon.pm,v 1.746 2009/02/13 17:26:55 neumanie 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 $selectform;
1.163 www 1743: }
1.167 www 1744:
1.35 matthew 1745: #-------------------------------------------
1746:
1.45 matthew 1747: =pod
1748:
1.743 raeburn 1749: =item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$autosubmit)
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:
1.743 raeburn 1758: If the $showdomdesc flag is set, the domain name is followed by the domain description.
1759:
1760: If the $autosubmit flag is set, the form containing the domain selector will be auto-submitted by an onchange action.
1.563 raeburn 1761:
1.35 matthew 1762: =cut
1763:
1764: #-------------------------------------------
1.34 matthew 1765: sub select_dom_form {
1.743 raeburn 1766: my ($defdom,$name,$includeempty,$showdomdesc,$autosubmit) = @_;
1767: my $onchange;
1768: if ($autosubmit) {
1769: $onchange = ' onchange="this.form.submit()"';
1770: }
1.550 albertel 1771: my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
1.90 www 1772: if ($includeempty) { @domains=('',@domains); }
1.743 raeburn 1773: my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";
1.356 albertel 1774: foreach my $dom (@domains) {
1775: $selectdomain.="<option value=\"$dom\" ".
1.563 raeburn 1776: ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
1777: if ($showdomdesc) {
1778: if ($dom ne '') {
1779: my $domdesc = &Apache::lonnet::domain($dom,'description');
1780: if ($domdesc ne '') {
1781: $selectdomain .= ' ('.$domdesc.')';
1782: }
1783: }
1784: }
1785: $selectdomain .= "</option>\n";
1.34 matthew 1786: }
1787: $selectdomain.="</select>";
1788: return $selectdomain;
1789: }
1790:
1.35 matthew 1791: #-------------------------------------------
1792:
1.45 matthew 1793: =pod
1794:
1.648 raeburn 1795: =item * &home_server_form_item($domain,$name,$defaultflag)
1.35 matthew 1796:
1.586 raeburn 1797: input: 4 arguments (two required, two optional) -
1798: $domain - domain of new user
1799: $name - name of form element
1800: $default - Value of 'default' causes a default item to be first
1801: option, and selected by default.
1802: $hide - Value of 'hide' causes hiding of the name of the server,
1803: if 1 server found, or default, if 0 found.
1.594 raeburn 1804: output: returns 2 items:
1.586 raeburn 1805: (a) form element which contains either:
1806: (i) <select name="$name">
1807: <option value="$hostid1">$hostid $servers{$hostid}</option>
1808: <option value="$hostid2">$hostid $servers{$hostid}</option>
1809: </select>
1810: form item if there are multiple library servers in $domain, or
1811: (ii) an <input type="hidden" name="$name" value="$hostid" /> form item
1812: if there is only one library server in $domain.
1813:
1814: (b) number of library servers found.
1815:
1816: See loncreateuser.pm for example of use.
1.35 matthew 1817:
1818: =cut
1819:
1820: #-------------------------------------------
1.586 raeburn 1821: sub home_server_form_item {
1822: my ($domain,$name,$default,$hide) = @_;
1.513 albertel 1823: my %servers = &Apache::lonnet::get_servers($domain,'library');
1.586 raeburn 1824: my $result;
1825: my $numlib = keys(%servers);
1826: if ($numlib > 1) {
1827: $result .= '<select name="'.$name.'" />'."\n";
1828: if ($default) {
1829: $result .= '<option value="default" selected>'.&mt('default').
1830: '</option>'."\n";
1831: }
1832: foreach my $hostid (sort(keys(%servers))) {
1833: $result.= '<option value="'.$hostid.'">'.
1834: $hostid.' '.$servers{$hostid}."</option>\n";
1835: }
1836: $result .= '</select>'."\n";
1837: } elsif ($numlib == 1) {
1838: my $hostid;
1839: foreach my $item (keys(%servers)) {
1840: $hostid = $item;
1841: }
1842: $result .= '<input type="hidden" name="'.$name.'" value="'.
1843: $hostid.'" />';
1844: if (!$hide) {
1845: $result .= $hostid.' '.$servers{$hostid};
1846: }
1847: $result .= "\n";
1848: } elsif ($default) {
1849: $result .= '<input type="hidden" name="'.$name.
1850: '" value="default" />';
1851: if (!$hide) {
1852: $result .= &mt('default');
1853: }
1854: $result .= "\n";
1.33 matthew 1855: }
1.586 raeburn 1856: return ($result,$numlib);
1.33 matthew 1857: }
1.112 bowersj2 1858:
1859: =pod
1860:
1.534 albertel 1861: =back
1862:
1.112 bowersj2 1863: =cut
1.87 matthew 1864:
1865: ###############################################################
1.112 bowersj2 1866: ## Decoding User Agent ##
1.87 matthew 1867: ###############################################################
1868:
1869: =pod
1870:
1.112 bowersj2 1871: =head1 Decoding the User Agent
1872:
1873: =over 4
1874:
1875: =item * &decode_user_agent()
1.87 matthew 1876:
1877: Inputs: $r
1878:
1879: Outputs:
1880:
1881: =over 4
1882:
1.112 bowersj2 1883: =item * $httpbrowser
1.87 matthew 1884:
1.112 bowersj2 1885: =item * $clientbrowser
1.87 matthew 1886:
1.112 bowersj2 1887: =item * $clientversion
1.87 matthew 1888:
1.112 bowersj2 1889: =item * $clientmathml
1.87 matthew 1890:
1.112 bowersj2 1891: =item * $clientunicode
1.87 matthew 1892:
1.112 bowersj2 1893: =item * $clientos
1.87 matthew 1894:
1895: =back
1896:
1.157 matthew 1897: =back
1898:
1.87 matthew 1899: =cut
1900:
1901: ###############################################################
1902: ###############################################################
1903: sub decode_user_agent {
1.247 albertel 1904: my ($r)=@_;
1.87 matthew 1905: my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
1906: my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
1907: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
1.247 albertel 1908: if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
1.87 matthew 1909: my $clientbrowser='unknown';
1910: my $clientversion='0';
1911: my $clientmathml='';
1912: my $clientunicode='0';
1913: for (my $i=0;$i<=$#browsertype;$i++) {
1914: my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
1915: if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
1916: $clientbrowser=$bname;
1917: $httpbrowser=~/$vreg/i;
1918: $clientversion=$1;
1919: $clientmathml=($clientversion>=$minv);
1920: $clientunicode=($clientversion>=$univ);
1921: }
1922: }
1923: my $clientos='unknown';
1924: if (($httpbrowser=~/linux/i) ||
1925: ($httpbrowser=~/unix/i) ||
1926: ($httpbrowser=~/ux/i) ||
1927: ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
1928: if (($httpbrowser=~/vax/i) ||
1929: ($httpbrowser=~/vms/i)) { $clientos='vms'; }
1930: if ($httpbrowser=~/next/i) { $clientos='next'; }
1931: if (($httpbrowser=~/mac/i) ||
1932: ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
1933: if ($httpbrowser=~/win/i) { $clientos='win'; }
1934: if ($httpbrowser=~/embed/i) { $clientos='pda'; }
1935: return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
1936: $clientunicode,$clientos,);
1937: }
1938:
1.32 matthew 1939: ###############################################################
1940: ## Authentication changing form generation subroutines ##
1941: ###############################################################
1942: ##
1943: ## All of the authform_xxxxxxx subroutines take their inputs in a
1944: ## hash, and have reasonable default values.
1945: ##
1946: ## formname = the name given in the <form> tag.
1.35 matthew 1947: #-------------------------------------------
1948:
1.45 matthew 1949: =pod
1950:
1.112 bowersj2 1951: =head1 Authentication Routines
1952:
1953: =over 4
1954:
1.648 raeburn 1955: =item * &authform_xxxxxx()
1.35 matthew 1956:
1957: The authform_xxxxxx subroutines provide javascript and html forms which
1958: handle some of the conveniences required for authentication forms.
1959: This is not an optimal method, but it works.
1960:
1961: =over 4
1962:
1.112 bowersj2 1963: =item * authform_header
1.35 matthew 1964:
1.112 bowersj2 1965: =item * authform_authorwarning
1.35 matthew 1966:
1.112 bowersj2 1967: =item * authform_nochange
1.35 matthew 1968:
1.112 bowersj2 1969: =item * authform_kerberos
1.35 matthew 1970:
1.112 bowersj2 1971: =item * authform_internal
1.35 matthew 1972:
1.112 bowersj2 1973: =item * authform_filesystem
1.35 matthew 1974:
1975: =back
1976:
1.648 raeburn 1977: See loncreateuser.pm for invocation and use examples.
1.157 matthew 1978:
1.35 matthew 1979: =cut
1980:
1981: #-------------------------------------------
1.32 matthew 1982: sub authform_header{
1983: my %in = (
1984: formname => 'cu',
1.80 albertel 1985: kerb_def_dom => '',
1.32 matthew 1986: @_,
1987: );
1988: $in{'formname'} = 'document.' . $in{'formname'};
1989: my $result='';
1.80 albertel 1990:
1991: #---------------------------------------------- Code for upper case translation
1992: my $Javascript_toUpperCase;
1993: unless ($in{kerb_def_dom}) {
1994: $Javascript_toUpperCase =<<"END";
1995: switch (choice) {
1996: case 'krb': currentform.elements[choicearg].value =
1997: currentform.elements[choicearg].value.toUpperCase();
1998: break;
1999: default:
2000: }
2001: END
2002: } else {
2003: $Javascript_toUpperCase = "";
2004: }
2005:
1.165 raeburn 2006: my $radioval = "'nochange'";
1.591 raeburn 2007: if (defined($in{'curr_authtype'})) {
2008: if ($in{'curr_authtype'} ne '') {
2009: $radioval = "'".$in{'curr_authtype'}."arg'";
2010: }
1.174 matthew 2011: }
1.165 raeburn 2012: my $argfield = 'null';
1.591 raeburn 2013: if (defined($in{'mode'})) {
1.165 raeburn 2014: if ($in{'mode'} eq 'modifycourse') {
1.591 raeburn 2015: if (defined($in{'curr_autharg'})) {
2016: if ($in{'curr_autharg'} ne '') {
1.165 raeburn 2017: $argfield = "'$in{'curr_autharg'}'";
2018: }
2019: }
2020: }
2021: }
2022:
1.32 matthew 2023: $result.=<<"END";
2024: var current = new Object();
1.165 raeburn 2025: current.radiovalue = $radioval;
2026: current.argfield = $argfield;
1.32 matthew 2027:
2028: function changed_radio(choice,currentform) {
2029: var choicearg = choice + 'arg';
2030: // If a radio button in changed, we need to change the argfield
2031: if (current.radiovalue != choice) {
2032: current.radiovalue = choice;
2033: if (current.argfield != null) {
2034: currentform.elements[current.argfield].value = '';
2035: }
2036: if (choice == 'nochange') {
2037: current.argfield = null;
2038: } else {
2039: current.argfield = choicearg;
2040: switch(choice) {
2041: case 'krb':
2042: currentform.elements[current.argfield].value =
2043: "$in{'kerb_def_dom'}";
2044: break;
2045: default:
2046: break;
2047: }
2048: }
2049: }
2050: return;
2051: }
1.22 www 2052:
1.32 matthew 2053: function changed_text(choice,currentform) {
2054: var choicearg = choice + 'arg';
2055: if (currentform.elements[choicearg].value !='') {
1.80 albertel 2056: $Javascript_toUpperCase
1.32 matthew 2057: // clear old field
2058: if ((current.argfield != choicearg) && (current.argfield != null)) {
2059: currentform.elements[current.argfield].value = '';
2060: }
2061: current.argfield = choicearg;
2062: }
2063: set_auth_radio_buttons(choice,currentform);
2064: return;
1.20 www 2065: }
1.32 matthew 2066:
2067: function set_auth_radio_buttons(newvalue,currentform) {
2068: var i=0;
2069: while (i < currentform.login.length) {
2070: if (currentform.login[i].value == newvalue) { break; }
2071: i++;
2072: }
2073: if (i == currentform.login.length) {
2074: return;
2075: }
2076: current.radiovalue = newvalue;
2077: currentform.login[i].checked = true;
2078: return;
2079: }
2080: END
2081: return $result;
2082: }
2083:
2084: sub authform_authorwarning{
2085: my $result='';
1.144 matthew 2086: $result='<i>'.
2087: &mt('As a general rule, only authors or co-authors should be '.
2088: 'filesystem authenticated '.
2089: '(which allows access to the server filesystem).')."</i>\n";
1.32 matthew 2090: return $result;
2091: }
2092:
2093: sub authform_nochange{
2094: my %in = (
2095: formname => 'document.cu',
2096: kerb_def_dom => 'MSU.EDU',
2097: @_,
2098: );
1.586 raeburn 2099: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
2100: my $result;
2101: if (keys(%can_assign) == 0) {
2102: $result = &mt('Under you current role you are not permitted to change login settings for this user');
2103: } else {
2104: $result = '<label>'.&mt('[_1] Do not change login data',
2105: '<input type="radio" name="login" value="nochange" '.
2106: 'checked="checked" onclick="'.
1.281 albertel 2107: "javascript:changed_radio('nochange',$in{'formname'});".'" />').
2108: '</label>';
1.586 raeburn 2109: }
1.32 matthew 2110: return $result;
2111: }
2112:
1.591 raeburn 2113: sub authform_kerberos {
1.32 matthew 2114: my %in = (
2115: formname => 'document.cu',
2116: kerb_def_dom => 'MSU.EDU',
1.80 albertel 2117: kerb_def_auth => 'krb4',
1.32 matthew 2118: @_,
2119: );
1.586 raeburn 2120: my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
2121: $autharg,$jscall);
2122: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.80 albertel 2123: if ($in{'kerb_def_auth'} eq 'krb5') {
1.586 raeburn 2124: $check5 = ' checked="on"';
1.80 albertel 2125: } else {
1.586 raeburn 2126: $check4 = ' checked="on"';
1.80 albertel 2127: }
1.165 raeburn 2128: $krbarg = $in{'kerb_def_dom'};
1.591 raeburn 2129: if (defined($in{'curr_authtype'})) {
2130: if ($in{'curr_authtype'} eq 'krb') {
1.586 raeburn 2131: $krbcheck = ' checked="on"';
1.623 raeburn 2132: if (defined($in{'mode'})) {
2133: if ($in{'mode'} eq 'modifyuser') {
2134: $krbcheck = '';
2135: }
2136: }
1.591 raeburn 2137: if (defined($in{'curr_kerb_ver'})) {
2138: if ($in{'curr_krb_ver'} eq '5') {
2139: $check5 = ' checked="on"';
2140: $check4 = '';
2141: } else {
2142: $check4 = ' checked="on"';
2143: $check5 = '';
2144: }
1.586 raeburn 2145: }
1.591 raeburn 2146: if (defined($in{'curr_autharg'})) {
1.165 raeburn 2147: $krbarg = $in{'curr_autharg'};
2148: }
1.586 raeburn 2149: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1.591 raeburn 2150: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2151: $result =
2152: &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
2153: $in{'curr_autharg'},$krbver);
2154: } else {
2155: $result =
2156: &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
2157: }
2158: return $result;
2159: }
2160: }
2161: } else {
2162: if ($authnum == 1) {
2163: $authtype = '<input type="hidden" name="login" value="krb">';
1.165 raeburn 2164: }
2165: }
1.586 raeburn 2166: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
2167: return;
1.587 raeburn 2168: } elsif ($authtype eq '') {
1.591 raeburn 2169: if (defined($in{'mode'})) {
1.587 raeburn 2170: if ($in{'mode'} eq 'modifycourse') {
2171: if ($authnum == 1) {
2172: $authtype = '<input type="hidden" name="login" value="krb">';
2173: }
2174: }
2175: }
1.586 raeburn 2176: }
2177: $jscall = "javascript:changed_radio('krb',$in{'formname'});";
2178: if ($authtype eq '') {
2179: $authtype = '<input type="radio" name="login" value="krb" '.
2180: 'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
2181: $krbcheck.' />';
2182: }
2183: if (($can_assign{'krb4'} && $can_assign{'krb5'}) ||
2184: ($can_assign{'krb4'} && !$can_assign{'krb5'} &&
2185: $in{'curr_authtype'} eq 'krb5') ||
2186: (!$can_assign{'krb4'} && $can_assign{'krb5'} &&
2187: $in{'curr_authtype'} eq 'krb4')) {
2188: $result .= &mt
1.144 matthew 2189: ('[_1] Kerberos authenticated with domain [_2] '.
1.281 albertel 2190: '[_3] Version 4 [_4] Version 5 [_5]',
1.586 raeburn 2191: '<label>'.$authtype,
1.281 albertel 2192: '</label><input type="text" size="10" name="krbarg" '.
1.165 raeburn 2193: 'value="'.$krbarg.'" '.
1.144 matthew 2194: 'onchange="'.$jscall.'" />',
1.281 albertel 2195: '<label><input type="radio" name="krbver" value="4" '.$check4.' />',
2196: '</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
2197: '</label>');
1.586 raeburn 2198: } elsif ($can_assign{'krb4'}) {
2199: $result .= &mt
2200: ('[_1] Kerberos authenticated with domain [_2] '.
2201: '[_3] Version 4 [_4]',
2202: '<label>'.$authtype,
2203: '</label><input type="text" size="10" name="krbarg" '.
2204: 'value="'.$krbarg.'" '.
2205: 'onchange="'.$jscall.'" />',
2206: '<label><input type="hidden" name="krbver" value="4" />',
2207: '</label>');
2208: } elsif ($can_assign{'krb5'}) {
2209: $result .= &mt
2210: ('[_1] Kerberos authenticated with domain [_2] '.
2211: '[_3] Version 5 [_4]',
2212: '<label>'.$authtype,
2213: '</label><input type="text" size="10" name="krbarg" '.
2214: 'value="'.$krbarg.'" '.
2215: 'onchange="'.$jscall.'" />',
2216: '<label><input type="hidden" name="krbver" value="5" />',
2217: '</label>');
2218: }
1.32 matthew 2219: return $result;
2220: }
2221:
2222: sub authform_internal{
1.586 raeburn 2223: my %in = (
1.32 matthew 2224: formname => 'document.cu',
2225: kerb_def_dom => 'MSU.EDU',
2226: @_,
2227: );
1.586 raeburn 2228: my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
2229: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2230: if (defined($in{'curr_authtype'})) {
2231: if ($in{'curr_authtype'} eq 'int') {
1.586 raeburn 2232: if ($can_assign{'int'}) {
2233: $intcheck = 'checked="on" ';
1.623 raeburn 2234: if (defined($in{'mode'})) {
2235: if ($in{'mode'} eq 'modifyuser') {
2236: $intcheck = '';
2237: }
2238: }
1.591 raeburn 2239: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2240: $intarg = $in{'curr_autharg'};
2241: }
2242: } else {
2243: $result = &mt('Currently internally authenticated.');
2244: return $result;
1.165 raeburn 2245: }
2246: }
1.586 raeburn 2247: } else {
2248: if ($authnum == 1) {
2249: $authtype = '<input type="hidden" name="login" value="int">';
2250: }
2251: }
2252: if (!$can_assign{'int'}) {
2253: return;
1.587 raeburn 2254: } elsif ($authtype eq '') {
1.591 raeburn 2255: if (defined($in{'mode'})) {
1.587 raeburn 2256: if ($in{'mode'} eq 'modifycourse') {
2257: if ($authnum == 1) {
2258: $authtype = '<input type="hidden" name="login" value="int">';
2259: }
2260: }
2261: }
1.165 raeburn 2262: }
1.586 raeburn 2263: $jscall = "javascript:changed_radio('int',$in{'formname'});";
2264: if ($authtype eq '') {
2265: $authtype = '<input type="radio" name="login" value="int" '.$intcheck.
2266: ' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
2267: }
1.605 bisitz 2268: $autharg = '<input type="password" size="10" name="intarg" value="'.
1.586 raeburn 2269: $intarg.'" onchange="'.$jscall.'" />';
2270: $result = &mt
1.144 matthew 2271: ('[_1] Internally authenticated (with initial password [_2])',
1.586 raeburn 2272: '<label>'.$authtype,'</label>'.$autharg);
1.620 www 2273: $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 2274: return $result;
2275: }
2276:
2277: sub authform_local{
2278: my %in = (
2279: formname => 'document.cu',
2280: kerb_def_dom => 'MSU.EDU',
2281: @_,
2282: );
1.586 raeburn 2283: my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
2284: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2285: if (defined($in{'curr_authtype'})) {
2286: if ($in{'curr_authtype'} eq 'loc') {
1.586 raeburn 2287: if ($can_assign{'loc'}) {
2288: $loccheck = 'checked="on" ';
1.623 raeburn 2289: if (defined($in{'mode'})) {
2290: if ($in{'mode'} eq 'modifyuser') {
2291: $loccheck = '';
2292: }
2293: }
1.591 raeburn 2294: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2295: $locarg = $in{'curr_autharg'};
2296: }
2297: } else {
2298: $result = &mt('Currently using local (institutional) authentication.');
2299: return $result;
1.165 raeburn 2300: }
2301: }
1.586 raeburn 2302: } else {
2303: if ($authnum == 1) {
2304: $authtype = '<input type="hidden" name="login" value="loc">';
2305: }
2306: }
2307: if (!$can_assign{'loc'}) {
2308: return;
1.587 raeburn 2309: } elsif ($authtype eq '') {
1.591 raeburn 2310: if (defined($in{'mode'})) {
1.587 raeburn 2311: if ($in{'mode'} eq 'modifycourse') {
2312: if ($authnum == 1) {
2313: $authtype = '<input type="hidden" name="login" value="loc">';
2314: }
2315: }
2316: }
1.165 raeburn 2317: }
1.586 raeburn 2318: $jscall = "javascript:changed_radio('loc',$in{'formname'});";
2319: if ($authtype eq '') {
2320: $authtype = '<input type="radio" name="login" value="loc" '.
2321: $loccheck.' onchange="'.$jscall.'" onclick="'.
2322: $jscall.'" />';
2323: }
2324: $autharg = '<input type="text" size="10" name="locarg" value="'.
2325: $locarg.'" onchange="'.$jscall.'" />';
2326: $result = &mt('[_1] Local Authentication with argument [_2]',
2327: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2328: return $result;
2329: }
2330:
2331: sub authform_filesystem{
2332: my %in = (
2333: formname => 'document.cu',
2334: kerb_def_dom => 'MSU.EDU',
2335: @_,
2336: );
1.586 raeburn 2337: my ($fsyscheck,$result,$authtype,$autharg,$jscall);
2338: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2339: if (defined($in{'curr_authtype'})) {
2340: if ($in{'curr_authtype'} eq 'fsys') {
1.586 raeburn 2341: if ($can_assign{'fsys'}) {
2342: $fsyscheck = 'checked="on" ';
1.623 raeburn 2343: if (defined($in{'mode'})) {
2344: if ($in{'mode'} eq 'modifyuser') {
2345: $fsyscheck = '';
2346: }
2347: }
1.586 raeburn 2348: } else {
2349: $result = &mt('Currently Filesystem Authenticated.');
2350: return $result;
2351: }
2352: }
2353: } else {
2354: if ($authnum == 1) {
2355: $authtype = '<input type="hidden" name="login" value="fsys">';
2356: }
2357: }
2358: if (!$can_assign{'fsys'}) {
2359: return;
1.587 raeburn 2360: } elsif ($authtype eq '') {
1.591 raeburn 2361: if (defined($in{'mode'})) {
1.587 raeburn 2362: if ($in{'mode'} eq 'modifycourse') {
2363: if ($authnum == 1) {
2364: $authtype = '<input type="hidden" name="login" value="fsys">';
2365: }
2366: }
2367: }
1.586 raeburn 2368: }
2369: $jscall = "javascript:changed_radio('fsys',$in{'formname'});";
2370: if ($authtype eq '') {
2371: $authtype = '<input type="radio" name="login" value="fsys" '.
2372: $fsyscheck.' onchange="'.$jscall.'" onclick="'.
2373: $jscall.'" />';
2374: }
2375: $autharg = '<input type="text" size="10" name="fsysarg" value=""'.
2376: ' onchange="'.$jscall.'" />';
2377: $result = &mt
1.144 matthew 2378: ('[_1] Filesystem Authenticated (with initial password [_2])',
1.281 albertel 2379: '<label><input type="radio" name="login" value="fsys" '.
1.586 raeburn 2380: $fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
1.605 bisitz 2381: '</label><input type="password" size="10" name="fsysarg" value="" '.
1.144 matthew 2382: 'onchange="'.$jscall.'" />');
1.32 matthew 2383: return $result;
2384: }
2385:
1.586 raeburn 2386: sub get_assignable_auth {
2387: my ($dom) = @_;
2388: if ($dom eq '') {
2389: $dom = $env{'request.role.domain'};
2390: }
2391: my %can_assign = (
2392: krb4 => 1,
2393: krb5 => 1,
2394: int => 1,
2395: loc => 1,
2396: );
2397: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
2398: if (ref($domconfig{'usercreation'}) eq 'HASH') {
2399: if (ref($domconfig{'usercreation'}{'authtypes'}) eq 'HASH') {
2400: my $authhash = $domconfig{'usercreation'}{'authtypes'};
2401: my $context;
2402: if ($env{'request.role'} =~ /^au/) {
2403: $context = 'author';
2404: } elsif ($env{'request.role'} =~ /^dc/) {
2405: $context = 'domain';
2406: } elsif ($env{'request.course.id'}) {
2407: $context = 'course';
2408: }
2409: if ($context) {
2410: if (ref($authhash->{$context}) eq 'HASH') {
2411: %can_assign = %{$authhash->{$context}};
2412: }
2413: }
2414: }
2415: }
2416: my $authnum = 0;
2417: foreach my $key (keys(%can_assign)) {
2418: if ($can_assign{$key}) {
2419: $authnum ++;
2420: }
2421: }
2422: if ($can_assign{'krb4'} && $can_assign{'krb5'}) {
2423: $authnum --;
2424: }
2425: return ($authnum,%can_assign);
2426: }
2427:
1.80 albertel 2428: ###############################################################
2429: ## Get Kerberos Defaults for Domain ##
2430: ###############################################################
2431: ##
2432: ## Returns default kerberos version and an associated argument
2433: ## as listed in file domain.tab. If not listed, provides
2434: ## appropriate default domain and kerberos version.
2435: ##
2436: #-------------------------------------------
2437:
2438: =pod
2439:
1.648 raeburn 2440: =item * &get_kerberos_defaults()
1.80 albertel 2441:
2442: get_kerberos_defaults($target_domain) returns the default kerberos
1.641 raeburn 2443: version and domain. If not found, it defaults to version 4 and the
2444: domain of the server.
1.80 albertel 2445:
1.648 raeburn 2446: =over 4
2447:
1.80 albertel 2448: ($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
2449:
1.648 raeburn 2450: =back
2451:
2452: =back
2453:
1.80 albertel 2454: =cut
2455:
2456: #-------------------------------------------
2457: sub get_kerberos_defaults {
2458: my $domain=shift;
1.641 raeburn 2459: my ($krbdef,$krbdefdom);
2460: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
2461: if (($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) {
2462: $krbdef = $domdefaults{'auth_def'};
2463: $krbdefdom = $domdefaults{'auth_arg_def'};
2464: } else {
1.80 albertel 2465: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
2466: my $krbdefdom=$1;
2467: $krbdefdom=~tr/a-z/A-Z/;
2468: $krbdef = "krb4";
2469: }
2470: return ($krbdef,$krbdefdom);
2471: }
1.112 bowersj2 2472:
1.32 matthew 2473:
1.46 matthew 2474: ###############################################################
2475: ## Thesaurus Functions ##
2476: ###############################################################
1.20 www 2477:
1.46 matthew 2478: =pod
1.20 www 2479:
1.112 bowersj2 2480: =head1 Thesaurus Functions
2481:
2482: =over 4
2483:
1.648 raeburn 2484: =item * &initialize_keywords()
1.46 matthew 2485:
2486: Initializes the package variable %Keywords if it is empty. Uses the
2487: package variable $thesaurus_db_file.
2488:
2489: =cut
2490:
2491: ###################################################
2492:
2493: sub initialize_keywords {
2494: return 1 if (scalar keys(%Keywords));
2495: # If we are here, %Keywords is empty, so fill it up
2496: # Make sure the file we need exists...
2497: if (! -e $thesaurus_db_file) {
2498: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
2499: " failed because it does not exist");
2500: return 0;
2501: }
2502: # Set up the hash as a database
2503: my %thesaurus_db;
2504: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2505: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2506: &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
2507: $thesaurus_db_file);
2508: return 0;
2509: }
2510: # Get the average number of appearances of a word.
2511: my $avecount = $thesaurus_db{'average.count'};
2512: # Put keywords (those that appear > average) into %Keywords
2513: while (my ($word,$data)=each (%thesaurus_db)) {
2514: my ($count,undef) = split /:/,$data;
2515: $Keywords{$word}++ if ($count > $avecount);
2516: }
2517: untie %thesaurus_db;
2518: # Remove special values from %Keywords.
1.356 albertel 2519: foreach my $value ('total.count','average.count') {
2520: delete($Keywords{$value}) if (exists($Keywords{$value}));
1.586 raeburn 2521: }
1.46 matthew 2522: return 1;
2523: }
2524:
2525: ###################################################
2526:
2527: =pod
2528:
1.648 raeburn 2529: =item * &keyword($word)
1.46 matthew 2530:
2531: Returns true if $word is a keyword. A keyword is a word that appears more
2532: than the average number of times in the thesaurus database. Calls
2533: &initialize_keywords
2534:
2535: =cut
2536:
2537: ###################################################
1.20 www 2538:
2539: sub keyword {
1.46 matthew 2540: return if (!&initialize_keywords());
2541: my $word=lc(shift());
2542: $word=~s/\W//g;
2543: return exists($Keywords{$word});
1.20 www 2544: }
1.46 matthew 2545:
2546: ###############################################################
2547:
2548: =pod
1.20 www 2549:
1.648 raeburn 2550: =item * &get_related_words()
1.46 matthew 2551:
1.160 matthew 2552: Look up a word in the thesaurus. Takes a scalar argument and returns
1.46 matthew 2553: an array of words. If the keyword is not in the thesaurus, an empty array
2554: will be returned. The order of the words returned is determined by the
2555: database which holds them.
2556:
2557: Uses global $thesaurus_db_file.
2558:
2559: =cut
2560:
2561: ###############################################################
2562: sub get_related_words {
2563: my $keyword = shift;
2564: my %thesaurus_db;
2565: if (! -e $thesaurus_db_file) {
2566: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
2567: "failed because the file does not exist");
2568: return ();
2569: }
2570: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2571: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2572: return ();
2573: }
2574: my @Words=();
1.429 www 2575: my $count=0;
1.46 matthew 2576: if (exists($thesaurus_db{$keyword})) {
1.356 albertel 2577: # The first element is the number of times
2578: # the word appears. We do not need it now.
1.429 www 2579: my (undef,@RelatedWords) = (split(/:/,$thesaurus_db{$keyword}));
2580: my (undef,$mostfrequentcount)=split(/\,/,$RelatedWords[0]);
2581: my $threshold=$mostfrequentcount/10;
2582: foreach my $possibleword (@RelatedWords) {
2583: my ($word,$wordcount)=split(/\,/,$possibleword);
2584: if ($wordcount>$threshold) {
2585: push(@Words,$word);
2586: $count++;
2587: if ($count>10) { last; }
2588: }
1.20 www 2589: }
2590: }
1.46 matthew 2591: untie %thesaurus_db;
2592: return @Words;
1.14 harris41 2593: }
1.46 matthew 2594:
1.112 bowersj2 2595: =pod
2596:
2597: =back
2598:
2599: =cut
1.61 www 2600:
2601: # -------------------------------------------------------------- Plaintext name
1.81 albertel 2602: =pod
2603:
1.112 bowersj2 2604: =head1 User Name Functions
2605:
2606: =over 4
2607:
1.648 raeburn 2608: =item * &plainname($uname,$udom,$first)
1.81 albertel 2609:
1.112 bowersj2 2610: Takes a users logon name and returns it as a string in
1.226 albertel 2611: "first middle last generation" form
2612: if $first is set to 'lastname' then it returns it as
2613: 'lastname generation, firstname middlename' if their is a lastname
1.81 albertel 2614:
2615: =cut
1.61 www 2616:
1.295 www 2617:
1.81 albertel 2618: ###############################################################
1.61 www 2619: sub plainname {
1.226 albertel 2620: my ($uname,$udom,$first)=@_;
1.537 albertel 2621: return if (!defined($uname) || !defined($udom));
1.295 www 2622: my %names=&getnames($uname,$udom);
1.226 albertel 2623: my $name=&Apache::lonnet::format_name($names{'firstname'},
2624: $names{'middlename'},
2625: $names{'lastname'},
2626: $names{'generation'},$first);
2627: $name=~s/^\s+//;
1.62 www 2628: $name=~s/\s+$//;
2629: $name=~s/\s+/ /g;
1.353 albertel 2630: if ($name !~ /\S/) { $name=$uname.':'.$udom; }
1.62 www 2631: return $name;
1.61 www 2632: }
1.66 www 2633:
2634: # -------------------------------------------------------------------- Nickname
1.81 albertel 2635: =pod
2636:
1.648 raeburn 2637: =item * &nickname($uname,$udom)
1.81 albertel 2638:
2639: Gets a users name and returns it as a string as
2640:
2641: ""nickname""
1.66 www 2642:
1.81 albertel 2643: if the user has a nickname or
2644:
2645: "first middle last generation"
2646:
2647: if the user does not
2648:
2649: =cut
1.66 www 2650:
2651: sub nickname {
2652: my ($uname,$udom)=@_;
1.537 albertel 2653: return if (!defined($uname) || !defined($udom));
1.295 www 2654: my %names=&getnames($uname,$udom);
1.68 albertel 2655: my $name=$names{'nickname'};
1.66 www 2656: if ($name) {
2657: $name='"'.$name.'"';
2658: } else {
2659: $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
2660: $names{'lastname'}.' '.$names{'generation'};
2661: $name=~s/\s+$//;
2662: $name=~s/\s+/ /g;
2663: }
2664: return $name;
2665: }
2666:
1.295 www 2667: sub getnames {
2668: my ($uname,$udom)=@_;
1.537 albertel 2669: return if (!defined($uname) || !defined($udom));
1.433 albertel 2670: if ($udom eq 'public' && $uname eq 'public') {
2671: return ('lastname' => &mt('Public'));
2672: }
1.295 www 2673: my $id=$uname.':'.$udom;
2674: my ($names,$cached)=&Apache::lonnet::is_cached_new('namescache',$id);
2675: if ($cached) {
2676: return %{$names};
2677: } else {
2678: my %loadnames=&Apache::lonnet::get('environment',
2679: ['firstname','middlename','lastname','generation','nickname'],
2680: $udom,$uname);
2681: &Apache::lonnet::do_cache_new('namescache',$id,\%loadnames);
2682: return %loadnames;
2683: }
2684: }
1.61 www 2685:
1.542 raeburn 2686: # -------------------------------------------------------------------- getemails
1.648 raeburn 2687:
1.542 raeburn 2688: =pod
2689:
1.648 raeburn 2690: =item * &getemails($uname,$udom)
1.542 raeburn 2691:
2692: Gets a user's email information and returns it as a hash with keys:
2693: notification, critnotification, permanentemail
2694:
2695: For notification and critnotification, values are comma-separated lists
1.648 raeburn 2696: of e-mail addresses; for permanentemail, value is a single e-mail address.
1.542 raeburn 2697:
1.648 raeburn 2698:
1.542 raeburn 2699: =cut
2700:
1.648 raeburn 2701:
1.466 albertel 2702: sub getemails {
2703: my ($uname,$udom)=@_;
2704: if ($udom eq 'public' && $uname eq 'public') {
2705: return;
2706: }
1.467 www 2707: if (!$udom) { $udom=$env{'user.domain'}; }
2708: if (!$uname) { $uname=$env{'user.name'}; }
1.466 albertel 2709: my $id=$uname.':'.$udom;
2710: my ($names,$cached)=&Apache::lonnet::is_cached_new('emailscache',$id);
2711: if ($cached) {
2712: return %{$names};
2713: } else {
2714: my %loadnames=&Apache::lonnet::get('environment',
2715: ['notification','critnotification',
2716: 'permanentemail'],
2717: $udom,$uname);
2718: &Apache::lonnet::do_cache_new('emailscache',$id,\%loadnames);
2719: return %loadnames;
2720: }
2721: }
2722:
1.551 albertel 2723: sub flush_email_cache {
2724: my ($uname,$udom)=@_;
2725: if (!$udom) { $udom =$env{'user.domain'}; }
2726: if (!$uname) { $uname=$env{'user.name'}; }
2727: return if ($udom eq 'public' && $uname eq 'public');
2728: my $id=$uname.':'.$udom;
2729: &Apache::lonnet::devalidate_cache_new('emailscache',$id);
2730: }
2731:
1.728 raeburn 2732: # -------------------------------------------------------------------- getlangs
2733:
2734: =pod
2735:
2736: =item * &getlangs($uname,$udom)
2737:
2738: Gets a user's language preference and returns it as a hash with key:
2739: language.
2740:
2741: =cut
2742:
2743:
2744: sub getlangs {
2745: my ($uname,$udom) = @_;
2746: if (!$udom) { $udom =$env{'user.domain'}; }
2747: if (!$uname) { $uname=$env{'user.name'}; }
2748: my $id=$uname.':'.$udom;
2749: my ($langs,$cached)=&Apache::lonnet::is_cached_new('userlangs',$id);
2750: if ($cached) {
2751: return %{$langs};
2752: } else {
2753: my %loadlangs=&Apache::lonnet::get('environment',['languages'],
2754: $udom,$uname);
2755: &Apache::lonnet::do_cache_new('userlangs',$id,\%loadlangs);
2756: return %loadlangs;
2757: }
2758: }
2759:
2760: sub flush_langs_cache {
2761: my ($uname,$udom)=@_;
2762: if (!$udom) { $udom =$env{'user.domain'}; }
2763: if (!$uname) { $uname=$env{'user.name'}; }
2764: return if ($udom eq 'public' && $uname eq 'public');
2765: my $id=$uname.':'.$udom;
2766: &Apache::lonnet::devalidate_cache_new('userlangs',$id);
2767: }
2768:
1.61 www 2769: # ------------------------------------------------------------------ Screenname
1.81 albertel 2770:
2771: =pod
2772:
1.648 raeburn 2773: =item * &screenname($uname,$udom)
1.81 albertel 2774:
2775: Gets a users screenname and returns it as a string
2776:
2777: =cut
1.61 www 2778:
2779: sub screenname {
2780: my ($uname,$udom)=@_;
1.258 albertel 2781: if ($uname eq $env{'user.name'} &&
2782: $udom eq $env{'user.domain'}) {return $env{'environment.screenname'};}
1.212 albertel 2783: my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
1.68 albertel 2784: return $names{'screenname'};
1.62 www 2785: }
2786:
1.212 albertel 2787:
1.62 www 2788: # ------------------------------------------------------------- Message Wrapper
2789:
2790: sub messagewrapper {
1.369 www 2791: my ($link,$username,$domain,$subject,$text)=@_;
1.62 www 2792: return
1.441 albertel 2793: '<a href="/adm/email?compose=individual&'.
2794: 'recname='.$username.'&recdom='.$domain.
2795: '&subject='.&escape($subject).'&text='.&escape($text).'" '.
1.200 matthew 2796: 'title="'.&mt('Send message').'">'.$link.'</a>';
1.74 www 2797: }
2798: # --------------------------------------------------------------- Notes Wrapper
2799:
2800: sub noteswrapper {
2801: my ($link,$un,$do)=@_;
2802: return
2803: "<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
1.62 www 2804: }
2805: # ------------------------------------------------------------- Aboutme Wrapper
2806:
2807: sub aboutmewrapper {
1.166 www 2808: my ($link,$username,$domain,$target)=@_;
1.447 raeburn 2809: if (!defined($username) && !defined($domain)) {
2810: return;
2811: }
1.205 www 2812: return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
1.454 banghart 2813: ($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';
1.62 www 2814: }
2815:
2816: # ------------------------------------------------------------ Syllabus Wrapper
2817:
2818:
2819: sub syllabuswrapper {
1.707 bisitz 2820: my ($linktext,$coursedir,$domain)=@_;
1.208 matthew 2821: return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
1.61 www 2822: }
1.14 harris41 2823:
1.208 matthew 2824: sub track_student_link {
1.268 albertel 2825: my ($linktext,$sname,$sdom,$target,$start) = @_;
2826: my $link ="/adm/trackstudent?";
1.208 matthew 2827: my $title = 'View recent activity';
2828: if (defined($sname) && $sname !~ /^\s*$/ &&
2829: defined($sdom) && $sdom !~ /^\s*$/) {
1.268 albertel 2830: $link .= "selected_student=$sname:$sdom";
1.208 matthew 2831: $title .= ' of this student';
1.268 albertel 2832: }
1.208 matthew 2833: if (defined($target) && $target !~ /^\s*$/) {
2834: $target = qq{target="$target"};
2835: } else {
2836: $target = '';
2837: }
1.268 albertel 2838: if ($start) { $link.='&start='.$start; }
1.554 albertel 2839: $title = &mt($title);
2840: $linktext = &mt($linktext);
1.448 albertel 2841: return qq{<a href="$link" title="$title" $target>$linktext</a>}.
2842: &help_open_topic('View_recent_activity');
1.208 matthew 2843: }
2844:
1.508 www 2845: # ===================================================== Display a student photo
2846:
2847:
1.509 albertel 2848: sub student_image_tag {
1.508 www 2849: my ($domain,$user)=@_;
2850: my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
2851: if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
2852: return '<img src="'.$imgsrc.'" align="right" />';
2853: } else {
2854: return '';
2855: }
2856: }
2857:
1.112 bowersj2 2858: =pod
2859:
2860: =back
2861:
2862: =head1 Access .tab File Data
2863:
2864: =over 4
2865:
1.648 raeburn 2866: =item * &languageids()
1.112 bowersj2 2867:
2868: returns list of all language ids
2869:
2870: =cut
2871:
1.14 harris41 2872: sub languageids {
1.16 harris41 2873: return sort(keys(%language));
1.14 harris41 2874: }
2875:
1.112 bowersj2 2876: =pod
2877:
1.648 raeburn 2878: =item * &languagedescription()
1.112 bowersj2 2879:
2880: returns description of a specified language id
2881:
2882: =cut
2883:
1.14 harris41 2884: sub languagedescription {
1.125 www 2885: my $code=shift;
2886: return ($supported_language{$code}?'* ':'').
2887: $language{$code}.
1.126 www 2888: ($supported_language{$code}?' ('.&mt('interface available').')':'');
1.145 www 2889: }
2890:
2891: sub plainlanguagedescription {
2892: my $code=shift;
2893: return $language{$code};
2894: }
2895:
2896: sub supportedlanguagecode {
2897: my $code=shift;
2898: return $supported_language{$code};
1.97 www 2899: }
2900:
1.112 bowersj2 2901: =pod
2902:
1.648 raeburn 2903: =item * ©rightids()
1.112 bowersj2 2904:
2905: returns list of all copyrights
2906:
2907: =cut
2908:
2909: sub copyrightids {
2910: return sort(keys(%cprtag));
2911: }
2912:
2913: =pod
2914:
1.648 raeburn 2915: =item * ©rightdescription()
1.112 bowersj2 2916:
2917: returns description of a specified copyright id
2918:
2919: =cut
2920:
2921: sub copyrightdescription {
1.166 www 2922: return &mt($cprtag{shift(@_)});
1.112 bowersj2 2923: }
1.197 matthew 2924:
2925: =pod
2926:
1.648 raeburn 2927: =item * &source_copyrightids()
1.192 taceyjo1 2928:
2929: returns list of all source copyrights
2930:
2931: =cut
2932:
2933: sub source_copyrightids {
2934: return sort(keys(%scprtag));
2935: }
2936:
2937: =pod
2938:
1.648 raeburn 2939: =item * &source_copyrightdescription()
1.192 taceyjo1 2940:
2941: returns description of a specified source copyright id
2942:
2943: =cut
2944:
2945: sub source_copyrightdescription {
2946: return &mt($scprtag{shift(@_)});
2947: }
1.112 bowersj2 2948:
2949: =pod
2950:
1.648 raeburn 2951: =item * &filecategories()
1.112 bowersj2 2952:
2953: returns list of all file categories
2954:
2955: =cut
2956:
2957: sub filecategories {
2958: return sort(keys(%category_extensions));
2959: }
2960:
2961: =pod
2962:
1.648 raeburn 2963: =item * &filecategorytypes()
1.112 bowersj2 2964:
2965: returns list of file types belonging to a given file
2966: category
2967:
2968: =cut
2969:
2970: sub filecategorytypes {
1.356 albertel 2971: my ($cat) = @_;
2972: return @{$category_extensions{lc($cat)}};
1.112 bowersj2 2973: }
2974:
2975: =pod
2976:
1.648 raeburn 2977: =item * &fileembstyle()
1.112 bowersj2 2978:
2979: returns embedding style for a specified file type
2980:
2981: =cut
2982:
2983: sub fileembstyle {
2984: return $fe{lc(shift(@_))};
1.169 www 2985: }
2986:
1.351 www 2987: sub filemimetype {
2988: return $fm{lc(shift(@_))};
2989: }
2990:
1.169 www 2991:
2992: sub filecategoryselect {
2993: my ($name,$value)=@_;
1.189 matthew 2994: return &select_form($value,$name,
1.169 www 2995: '' => &mt('Any category'),
2996: map { $_,$_ } sort(keys(%category_extensions)));
1.112 bowersj2 2997: }
2998:
2999: =pod
3000:
1.648 raeburn 3001: =item * &filedescription()
1.112 bowersj2 3002:
3003: returns description for a specified file type
3004:
3005: =cut
3006:
3007: sub filedescription {
1.188 matthew 3008: my $file_description = $fd{lc(shift())};
3009: $file_description =~ s:([\[\]]):~$1:g;
3010: return &mt($file_description);
1.112 bowersj2 3011: }
3012:
3013: =pod
3014:
1.648 raeburn 3015: =item * &filedescriptionex()
1.112 bowersj2 3016:
3017: returns description for a specified file type with
3018: extra formatting
3019:
3020: =cut
3021:
3022: sub filedescriptionex {
3023: my $ex=shift;
1.188 matthew 3024: my $file_description = $fd{lc($ex)};
3025: $file_description =~ s:([\[\]]):~$1:g;
3026: return '.'.$ex.' '.&mt($file_description);
1.112 bowersj2 3027: }
3028:
3029: # End of .tab access
3030: =pod
3031:
3032: =back
3033:
3034: =cut
3035:
3036: # ------------------------------------------------------------------ File Types
3037: sub fileextensions {
3038: return sort(keys(%fe));
3039: }
3040:
1.97 www 3041: # ----------------------------------------------------------- Display Languages
3042: # returns a hash with all desired display languages
3043: #
3044:
3045: sub display_languages {
3046: my %languages=();
1.695 raeburn 3047: foreach my $lang (&Apache::lonlocal::preferred_languages()) {
1.356 albertel 3048: $languages{$lang}=1;
1.97 www 3049: }
3050: &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
1.258 albertel 3051: if ($env{'form.displaylanguage'}) {
1.356 albertel 3052: foreach my $lang (split(/\s*(\,|\;|\:)\s*/,$env{'form.displaylanguage'})) {
3053: $languages{$lang}=1;
1.97 www 3054: }
3055: }
3056: return %languages;
1.14 harris41 3057: }
3058:
1.582 albertel 3059: sub languages {
3060: my ($possible_langs) = @_;
1.695 raeburn 3061: my @preferred_langs = &Apache::lonlocal::preferred_languages();
1.582 albertel 3062: if (!ref($possible_langs)) {
3063: if( wantarray ) {
3064: return @preferred_langs;
3065: } else {
3066: return $preferred_langs[0];
3067: }
3068: }
3069: my %possibilities = map { $_ => 1 } (@$possible_langs);
3070: my @preferred_possibilities;
3071: foreach my $preferred_lang (@preferred_langs) {
3072: if (exists($possibilities{$preferred_lang})) {
3073: push(@preferred_possibilities, $preferred_lang);
3074: }
3075: }
3076: if( wantarray ) {
3077: return @preferred_possibilities;
3078: }
3079: return $preferred_possibilities[0];
3080: }
3081:
1.742 raeburn 3082: sub user_lang {
3083: my ($touname,$toudom,$fromcid) = @_;
3084: my @userlangs;
3085: if (($fromcid ne '') && ($env{'course.'.$fromcid.'.languages'} ne '')) {
3086: @userlangs=(@userlangs,split(/\s*(\,|\;|\:)\s*/,
3087: $env{'course.'.$fromcid.'.languages'}));
3088: } else {
3089: my %langhash = &getlangs($touname,$toudom);
3090: if ($langhash{'languages'} ne '') {
3091: @userlangs = split(/\s*(\,|\;|\:)\s*/,$langhash{'languages'});
3092: } else {
3093: my %domdefs = &Apache::lonnet::get_domain_defaults($toudom);
3094: if ($domdefs{'lang_def'} ne '') {
3095: @userlangs = ($domdefs{'lang_def'});
3096: }
3097: }
3098: }
3099: my @languages=&Apache::lonlocal::get_genlanguages(@userlangs);
3100: my $user_lh = Apache::localize->get_handle(@languages);
3101: return $user_lh;
3102: }
3103:
3104:
1.112 bowersj2 3105: ###############################################################
3106: ## Student Answer Attempts ##
3107: ###############################################################
3108:
3109: =pod
3110:
3111: =head1 Alternate Problem Views
3112:
3113: =over 4
3114:
1.648 raeburn 3115: =item * &get_previous_attempt($symb, $username, $domain, $course,
1.112 bowersj2 3116: $getattempt, $regexp, $gradesub)
3117:
3118: Return string with previous attempt on problem. Arguments:
3119:
3120: =over 4
3121:
3122: =item * $symb: Problem, including path
3123:
3124: =item * $username: username of the desired student
3125:
3126: =item * $domain: domain of the desired student
1.14 harris41 3127:
1.112 bowersj2 3128: =item * $course: Course ID
1.14 harris41 3129:
1.112 bowersj2 3130: =item * $getattempt: Leave blank for all attempts, otherwise put
3131: something
1.14 harris41 3132:
1.112 bowersj2 3133: =item * $regexp: if string matches this regexp, the string will be
3134: sent to $gradesub
1.14 harris41 3135:
1.112 bowersj2 3136: =item * $gradesub: routine that processes the string if it matches $regexp
1.14 harris41 3137:
1.112 bowersj2 3138: =back
1.14 harris41 3139:
1.112 bowersj2 3140: The output string is a table containing all desired attempts, if any.
1.16 harris41 3141:
1.112 bowersj2 3142: =cut
1.1 albertel 3143:
3144: sub get_previous_attempt {
1.43 ng 3145: my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
1.1 albertel 3146: my $prevattempts='';
1.43 ng 3147: no strict 'refs';
1.1 albertel 3148: if ($symb) {
1.3 albertel 3149: my (%returnhash)=
3150: &Apache::lonnet::restore($symb,$course,$domain,$username);
1.1 albertel 3151: if ($returnhash{'version'}) {
3152: my %lasthash=();
3153: my $version;
3154: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.356 albertel 3155: foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {
3156: $lasthash{$key}=$returnhash{$version.':'.$key};
1.19 harris41 3157: }
1.1 albertel 3158: }
1.596 albertel 3159: $prevattempts=&start_data_table().&start_data_table_header_row();
3160: $prevattempts.='<th>'.&mt('History').'</th>';
1.356 albertel 3161: foreach my $key (sort(keys(%lasthash))) {
3162: my ($ign,@parts) = split(/\./,$key);
1.41 ng 3163: if ($#parts > 0) {
1.31 albertel 3164: my $data=$parts[-1];
3165: pop(@parts);
1.596 albertel 3166: $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.' </th>';
1.31 albertel 3167: } else {
1.41 ng 3168: if ($#parts == 0) {
3169: $prevattempts.='<th>'.$parts[0].'</th>';
3170: } else {
3171: $prevattempts.='<th>'.$ign.'</th>';
3172: }
1.31 albertel 3173: }
1.16 harris41 3174: }
1.596 albertel 3175: $prevattempts.=&end_data_table_header_row();
1.40 ng 3176: if ($getattempt eq '') {
3177: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.596 albertel 3178: $prevattempts.=&start_data_table_row().
3179: '<td>'.&mt('Transaction [_1]',$version).'</td>';
1.356 albertel 3180: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3181: my $value = &format_previous_attempt_value($key,
3182: $returnhash{$version.':'.$key});
3183: $prevattempts.='<td>'.$value.' </td>';
1.40 ng 3184: }
1.596 albertel 3185: $prevattempts.=&end_data_table_row();
1.40 ng 3186: }
1.1 albertel 3187: }
1.596 albertel 3188: $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
1.356 albertel 3189: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3190: my $value = &format_previous_attempt_value($key,$lasthash{$key});
1.356 albertel 3191: if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
1.40 ng 3192: $prevattempts.='<td>'.$value.' </td>';
1.16 harris41 3193: }
1.596 albertel 3194: $prevattempts.= &end_data_table_row().&end_data_table();
1.1 albertel 3195: } else {
1.596 albertel 3196: $prevattempts=
3197: &start_data_table().&start_data_table_row().
3198: '<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
3199: &end_data_table_row().&end_data_table();
1.1 albertel 3200: }
3201: } else {
1.596 albertel 3202: $prevattempts=
3203: &start_data_table().&start_data_table_row().
3204: '<td>'.&mt('No data.').'</td>'.
3205: &end_data_table_row().&end_data_table();
1.1 albertel 3206: }
1.10 albertel 3207: }
3208:
1.581 albertel 3209: sub format_previous_attempt_value {
3210: my ($key,$value) = @_;
3211: if ($key =~ /timestamp/) {
3212: $value = &Apache::lonlocal::locallocaltime($value);
3213: } elsif (ref($value) eq 'ARRAY') {
3214: $value = '('.join(', ', @{ $value }).')';
3215: } else {
3216: $value = &unescape($value);
3217: }
3218: return $value;
3219: }
3220:
3221:
1.107 albertel 3222: sub relative_to_absolute {
3223: my ($url,$output)=@_;
3224: my $parser=HTML::TokeParser->new(\$output);
3225: my $token;
3226: my $thisdir=$url;
3227: my @rlinks=();
3228: while ($token=$parser->get_token) {
3229: if ($token->[0] eq 'S') {
3230: if ($token->[1] eq 'a') {
3231: if ($token->[2]->{'href'}) {
3232: $rlinks[$#rlinks+1]=$token->[2]->{'href'};
3233: }
3234: } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
3235: $rlinks[$#rlinks+1]=$token->[2]->{'src'};
3236: } elsif ($token->[1] eq 'base') {
3237: $thisdir=$token->[2]->{'href'};
3238: }
3239: }
3240: }
3241: $thisdir=~s-/[^/]*$--;
1.356 albertel 3242: foreach my $link (@rlinks) {
1.726 raeburn 3243: unless (($link=~/^https?\:\/\//i) ||
1.356 albertel 3244: ($link=~/^\//) ||
3245: ($link=~/^javascript:/i) ||
3246: ($link=~/^mailto:/i) ||
3247: ($link=~/^\#/)) {
3248: my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
3249: $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
1.107 albertel 3250: }
3251: }
3252: # -------------------------------------------------- Deal with Applet codebases
3253: $output=~s/(\<applet[^\>]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
3254: return $output;
3255: }
3256:
1.112 bowersj2 3257: =pod
3258:
1.648 raeburn 3259: =item * &get_student_view()
1.112 bowersj2 3260:
3261: show a snapshot of what student was looking at
3262:
3263: =cut
3264:
1.10 albertel 3265: sub get_student_view {
1.186 albertel 3266: my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
1.114 www 3267: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3268: my (%form);
1.10 albertel 3269: my @elements=('symb','courseid','domain','username');
3270: foreach my $element (@elements) {
1.186 albertel 3271: $form{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3272: }
1.186 albertel 3273: if (defined($moreenv)) {
3274: %form=(%form,%{$moreenv});
3275: }
1.236 albertel 3276: if (defined($target)) { $form{'grade_target'} = $target; }
1.107 albertel 3277: $feedurl=&Apache::lonnet::clutter($feedurl);
1.650 www 3278: my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
1.11 albertel 3279: $userview=~s/\<body[^\>]*\>//gi;
3280: $userview=~s/\<\/body\>//gi;
3281: $userview=~s/\<html\>//gi;
3282: $userview=~s/\<\/html\>//gi;
3283: $userview=~s/\<head\>//gi;
3284: $userview=~s/\<\/head\>//gi;
3285: $userview=~s/action\s*\=/would_be_action\=/gi;
1.107 albertel 3286: $userview=&relative_to_absolute($feedurl,$userview);
1.650 www 3287: if (wantarray) {
3288: return ($userview,$response);
3289: } else {
3290: return $userview;
3291: }
3292: }
3293:
3294: sub get_student_view_with_retries {
3295: my ($symb,$retries,$username,$domain,$courseid,$target,$moreenv) = @_;
3296:
3297: my $ok = 0; # True if we got a good response.
3298: my $content;
3299: my $response;
3300:
3301: # Try to get the student_view done. within the retries count:
3302:
3303: do {
3304: ($content, $response) = &get_student_view($symb,$username,$domain,$courseid,$target,$moreenv);
3305: $ok = $response->is_success;
3306: if (!$ok) {
3307: &Apache::lonnet::logthis("Failed get_student_view_with_retries on $symb: ".$response->is_success.', '.$response->code.', '.$response->message);
3308: }
3309: $retries--;
3310: } while (!$ok && ($retries > 0));
3311:
3312: if (!$ok) {
3313: $content = ''; # On error return an empty content.
3314: }
1.651 www 3315: if (wantarray) {
3316: return ($content, $response);
3317: } else {
3318: return $content;
3319: }
1.11 albertel 3320: }
3321:
1.112 bowersj2 3322: =pod
3323:
1.648 raeburn 3324: =item * &get_student_answers()
1.112 bowersj2 3325:
3326: show a snapshot of how student was answering problem
3327:
3328: =cut
3329:
1.11 albertel 3330: sub get_student_answers {
1.100 sakharuk 3331: my ($symb,$username,$domain,$courseid,%form) = @_;
1.114 www 3332: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3333: my (%moreenv);
1.11 albertel 3334: my @elements=('symb','courseid','domain','username');
3335: foreach my $element (@elements) {
1.186 albertel 3336: $moreenv{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3337: }
1.186 albertel 3338: $moreenv{'grade_target'}='answer';
3339: %moreenv=(%form,%moreenv);
1.497 raeburn 3340: $feedurl = &Apache::lonnet::clutter($feedurl);
3341: my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
1.10 albertel 3342: return $userview;
1.1 albertel 3343: }
1.116 albertel 3344:
3345: =pod
3346:
3347: =item * &submlink()
3348:
1.242 albertel 3349: Inputs: $text $uname $udom $symb $target
1.116 albertel 3350:
3351: Returns: A link to grades.pm such as to see the SUBM view of a student
3352:
3353: =cut
3354:
3355: ###############################################
3356: sub submlink {
1.242 albertel 3357: my ($text,$uname,$udom,$symb,$target)=@_;
1.116 albertel 3358: if (!($uname && $udom)) {
3359: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3360: &Apache::lonnet::whichuser($symb);
1.116 albertel 3361: if (!$symb) { $symb=$cursymb; }
3362: }
1.254 matthew 3363: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3364: $symb=&escape($symb);
1.242 albertel 3365: if ($target) { $target="target=\"$target\""; }
3366: return '<a href="/adm/grades?&command=submission&'.
3367: 'symb='.$symb.'&student='.$uname.
3368: '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
3369: }
3370: ##############################################
3371:
3372: =pod
3373:
3374: =item * &pgrdlink()
3375:
3376: Inputs: $text $uname $udom $symb $target
3377:
3378: Returns: A link to grades.pm such as to see the PGRD view of a student
3379:
3380: =cut
3381:
3382: ###############################################
3383: sub pgrdlink {
3384: my $link=&submlink(@_);
3385: $link=~s/(&command=submission)/$1&showgrading=yes/;
3386: return $link;
3387: }
3388: ##############################################
3389:
3390: =pod
3391:
3392: =item * &pprmlink()
3393:
3394: Inputs: $text $uname $udom $symb $target
3395:
3396: Returns: A link to parmset.pm such as to see the PPRM view of a
1.283 albertel 3397: student and a specific resource
1.242 albertel 3398:
3399: =cut
3400:
3401: ###############################################
3402: sub pprmlink {
3403: my ($text,$uname,$udom,$symb,$target)=@_;
3404: if (!($uname && $udom)) {
3405: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3406: &Apache::lonnet::whichuser($symb);
1.242 albertel 3407: if (!$symb) { $symb=$cursymb; }
3408: }
1.254 matthew 3409: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3410: $symb=&escape($symb);
1.242 albertel 3411: if ($target) { $target="target=\"$target\""; }
1.595 albertel 3412: return '<a href="/adm/parmset?command=set&'.
3413: 'symb='.$symb.'&uname='.$uname.
3414: '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
1.116 albertel 3415: }
3416: ##############################################
1.37 matthew 3417:
1.112 bowersj2 3418: =pod
3419:
3420: =back
3421:
3422: =cut
3423:
1.37 matthew 3424: ###############################################
1.51 www 3425:
3426:
3427: sub timehash {
1.687 raeburn 3428: my ($thistime) = @_;
3429: my $timezone = &Apache::lonlocal::gettimezone();
3430: my $dt = DateTime->from_epoch(epoch => $thistime)
3431: ->set_time_zone($timezone);
3432: my $wday = $dt->day_of_week();
3433: if ($wday == 7) { $wday = 0; }
3434: return ( 'second' => $dt->second(),
3435: 'minute' => $dt->minute(),
3436: 'hour' => $dt->hour(),
3437: 'day' => $dt->day_of_month(),
3438: 'month' => $dt->month(),
3439: 'year' => $dt->year(),
3440: 'weekday' => $wday,
3441: 'dayyear' => $dt->day_of_year(),
3442: 'dlsav' => $dt->is_dst() );
1.51 www 3443: }
3444:
1.370 www 3445: sub utc_string {
3446: my ($date)=@_;
1.371 www 3447: return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
1.370 www 3448: }
3449:
1.51 www 3450: sub maketime {
3451: my %th=@_;
1.687 raeburn 3452: my ($epoch_time,$timezone,$dt);
3453: $timezone = &Apache::lonlocal::gettimezone();
3454: eval {
3455: $dt = DateTime->new( year => $th{'year'},
3456: month => $th{'month'},
3457: day => $th{'day'},
3458: hour => $th{'hour'},
3459: minute => $th{'minute'},
3460: second => $th{'second'},
3461: time_zone => $timezone,
3462: );
3463: };
3464: if (!$@) {
3465: $epoch_time = $dt->epoch;
3466: if ($epoch_time) {
3467: return $epoch_time;
3468: }
3469: }
1.51 www 3470: return POSIX::mktime(
3471: ($th{'seconds'},$th{'minutes'},$th{'hours'},
1.210 www 3472: $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
1.70 www 3473: }
3474:
3475: #########################################
1.51 www 3476:
3477: sub findallcourses {
1.482 raeburn 3478: my ($roles,$uname,$udom) = @_;
1.355 albertel 3479: my %roles;
3480: if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
1.348 albertel 3481: my %courses;
1.51 www 3482: my $now=time;
1.482 raeburn 3483: if (!defined($uname)) {
3484: $uname = $env{'user.name'};
3485: }
3486: if (!defined($udom)) {
3487: $udom = $env{'user.domain'};
3488: }
3489: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
3490: my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
3491: if (!%roles) {
3492: %roles = (
3493: cc => 1,
3494: in => 1,
3495: ep => 1,
3496: ta => 1,
3497: cr => 1,
3498: st => 1,
3499: );
3500: }
3501: foreach my $entry (keys(%roleshash)) {
3502: my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry});
3503: if ($trole =~ /^cr/) {
3504: next if (!exists($roles{$trole}) && !exists($roles{'cr'}));
3505: } else {
3506: next if (!exists($roles{$trole}));
3507: }
3508: if ($tend) {
3509: next if ($tend < $now);
3510: }
3511: if ($tstart) {
3512: next if ($tstart > $now);
3513: }
3514: my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec);
3515: (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry);
3516: if ($secpart eq '') {
3517: ($cnum,$role) = split(/_/,$cnumpart);
3518: $sec = 'none';
3519: $realsec = '';
3520: } else {
3521: $cnum = $cnumpart;
3522: ($sec,$role) = split(/_/,$secpart);
3523: $realsec = $sec;
1.490 raeburn 3524: }
1.482 raeburn 3525: $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec;
3526: }
3527: } else {
3528: foreach my $key (keys(%env)) {
1.483 albertel 3529: if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} ||
3530: $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) {
1.482 raeburn 3531: my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4);
3532: next if ($role eq 'ca' || $role eq 'aa');
3533: next if (%roles && !exists($roles{$role}));
3534: my ($starttime,$endtime)=split(/\./,$env{$key});
3535: my $active=1;
3536: if ($starttime) {
3537: if ($now<$starttime) { $active=0; }
3538: }
3539: if ($endtime) {
3540: if ($now>$endtime) { $active=0; }
3541: }
3542: if ($active) {
3543: if ($sec eq '') {
3544: $sec = 'none';
3545: }
3546: $courses{$cdom.'_'.$cnum}{$sec} =
3547: $role.'/'.$cdom.'/'.$cnum.'/'.$sec;
1.474 raeburn 3548: }
3549: }
1.51 www 3550: }
3551: }
1.474 raeburn 3552: return %courses;
1.51 www 3553: }
1.37 matthew 3554:
1.54 www 3555: ###############################################
1.474 raeburn 3556:
3557: sub blockcheck {
1.482 raeburn 3558: my ($setters,$activity,$uname,$udom) = @_;
1.490 raeburn 3559:
3560: if (!defined($udom)) {
3561: $udom = $env{'user.domain'};
3562: }
3563: if (!defined($uname)) {
3564: $uname = $env{'user.name'};
3565: }
3566:
3567: # If uname and udom are for a course, check for blocks in the course.
3568:
3569: if (&Apache::lonnet::is_course($udom,$uname)) {
3570: my %records = &Apache::lonnet::dump('comm_block',$udom,$uname);
1.502 raeburn 3571: my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname);
1.490 raeburn 3572: return ($startblock,$endblock);
3573: }
1.474 raeburn 3574:
1.502 raeburn 3575: my $startblock = 0;
3576: my $endblock = 0;
1.482 raeburn 3577: my %live_courses = &findallcourses(undef,$uname,$udom);
1.474 raeburn 3578:
1.490 raeburn 3579: # If uname is for a user, and activity is course-specific, i.e.,
3580: # boards, chat or groups, check for blocking in current course only.
1.474 raeburn 3581:
1.490 raeburn 3582: if (($activity eq 'boards' || $activity eq 'chat' ||
3583: $activity eq 'groups') && ($env{'request.course.id'})) {
3584: foreach my $key (keys(%live_courses)) {
3585: if ($key ne $env{'request.course.id'}) {
3586: delete($live_courses{$key});
3587: }
3588: }
3589: }
3590:
3591: my $otheruser = 0;
3592: my %own_courses;
3593: if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) {
3594: # Resource belongs to user other than current user.
3595: $otheruser = 1;
3596: # Gather courses for current user
3597: %own_courses =
3598: &findallcourses(undef,$env{'user.name'},$env{'user.domain'});
3599: }
3600:
3601: # Gather active course roles - course coordinator, instructor,
3602: # exam proctor, ta, student, or custom role.
1.474 raeburn 3603:
3604: foreach my $course (keys(%live_courses)) {
1.482 raeburn 3605: my ($cdom,$cnum);
3606: if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) {
3607: $cdom = $env{'course.'.$course.'.domain'};
3608: $cnum = $env{'course.'.$course.'.num'};
3609: } else {
1.490 raeburn 3610: ($cdom,$cnum) = split(/_/,$course);
1.482 raeburn 3611: }
3612: my $no_ownblock = 0;
3613: my $no_userblock = 0;
1.533 raeburn 3614: if ($otheruser && $activity ne 'com') {
1.490 raeburn 3615: # Check if current user has 'evb' priv for this
3616: if (defined($own_courses{$course})) {
3617: foreach my $sec (keys(%{$own_courses{$course}})) {
3618: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
3619: if ($sec ne 'none') {
3620: $checkrole .= '/'.$sec;
3621: }
3622: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3623: $no_ownblock = 1;
3624: last;
3625: }
3626: }
3627: }
3628: # if they have 'evb' priv and are currently not playing student
3629: next if (($no_ownblock) &&
3630: ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));
3631: }
1.474 raeburn 3632: foreach my $sec (keys(%{$live_courses{$course}})) {
1.482 raeburn 3633: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
1.474 raeburn 3634: if ($sec ne 'none') {
1.482 raeburn 3635: $checkrole .= '/'.$sec;
1.474 raeburn 3636: }
1.490 raeburn 3637: if ($otheruser) {
3638: # Resource belongs to user other than current user.
3639: # Assemble privs for that user, and check for 'evb' priv.
1.482 raeburn 3640: my ($trole,$tdom,$tnum,$tsec);
3641: my $entry = $live_courses{$course}{$sec};
3642: if ($entry =~ /^cr/) {
3643: ($trole,$tdom,$tnum,$tsec) =
3644: ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|);
3645: } else {
3646: ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry);
3647: }
3648: my ($spec,$area,$trest,%allroles,%userroles);
3649: $area = '/'.$tdom.'/'.$tnum;
3650: $trest = $tnum;
3651: if ($tsec ne '') {
3652: $area .= '/'.$tsec;
3653: $trest .= '/'.$tsec;
3654: }
3655: $spec = $trole.'.'.$area;
3656: if ($trole =~ /^cr/) {
3657: &Apache::lonnet::custom_roleprivs(\%allroles,$trole,
3658: $tdom,$spec,$trest,$area);
3659: } else {
3660: &Apache::lonnet::standard_roleprivs(\%allroles,$trole,
3661: $tdom,$spec,$trest,$area);
3662: }
3663: my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
1.486 raeburn 3664: if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
3665: if ($1) {
3666: $no_userblock = 1;
3667: last;
3668: }
3669: }
1.490 raeburn 3670: } else {
3671: # Resource belongs to current user
3672: # Check for 'evb' priv via lonnet::allowed().
1.482 raeburn 3673: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3674: $no_ownblock = 1;
3675: last;
3676: }
1.474 raeburn 3677: }
3678: }
3679: # if they have the evb priv and are currently not playing student
1.482 raeburn 3680: next if (($no_ownblock) &&
1.491 albertel 3681: ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
1.482 raeburn 3682: next if ($no_userblock);
1.474 raeburn 3683:
1.490 raeburn 3684: # Retrieve blocking times and identity of blocker for course
3685: # of specified user, unless user has 'evb' privilege.
1.502 raeburn 3686:
3687: my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
3688: if (($start != 0) &&
3689: (($startblock == 0) || ($startblock > $start))) {
3690: $startblock = $start;
3691: }
3692: if (($end != 0) &&
3693: (($endblock == 0) || ($endblock < $end))) {
3694: $endblock = $end;
3695: }
1.490 raeburn 3696: }
3697: return ($startblock,$endblock);
3698: }
3699:
3700: sub get_blocks {
3701: my ($setters,$activity,$cdom,$cnum) = @_;
3702: my $startblock = 0;
3703: my $endblock = 0;
3704: my $course = $cdom.'_'.$cnum;
3705: $setters->{$course} = {};
3706: $setters->{$course}{'staff'} = [];
3707: $setters->{$course}{'times'} = [];
3708: my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
3709: foreach my $record (keys(%records)) {
3710: my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);
3711: if ($start <= time && $end >= time) {
3712: my ($staff_name,$staff_dom,$title,$blocks) =
3713: &parse_block_record($records{$record});
3714: if ($blocks->{$activity} eq 'on') {
3715: push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]);
3716: push(@{$$setters{$course}{'times'}}, [$start,$end]);
1.491 albertel 3717: if ( ($startblock == 0) || ($startblock > $start) ) {
3718: $startblock = $start;
1.490 raeburn 3719: }
1.491 albertel 3720: if ( ($endblock == 0) || ($endblock < $end) ) {
3721: $endblock = $end;
1.474 raeburn 3722: }
3723: }
3724: }
3725: }
3726: return ($startblock,$endblock);
3727: }
3728:
3729: sub parse_block_record {
3730: my ($record) = @_;
3731: my ($setuname,$setudom,$title,$blocks);
3732: if (ref($record) eq 'HASH') {
3733: ($setuname,$setudom) = split(/:/,$record->{'setter'});
3734: $title = &unescape($record->{'event'});
3735: $blocks = $record->{'blocks'};
3736: } else {
3737: my @data = split(/:/,$record,3);
3738: if (scalar(@data) eq 2) {
3739: $title = $data[1];
3740: ($setuname,$setudom) = split(/@/,$data[0]);
3741: } else {
3742: ($setuname,$setudom,$title) = @data;
3743: }
3744: $blocks = { 'com' => 'on' };
3745: }
3746: return ($setuname,$setudom,$title,$blocks);
3747: }
3748:
3749: sub build_block_table {
3750: my ($startblock,$endblock,$setters) = @_;
3751: my %lt = &Apache::lonlocal::texthash(
3752: 'cacb' => 'Currently active communication blocks',
3753: 'cour' => 'Course',
3754: 'dura' => 'Duration',
3755: 'blse' => 'Block set by'
3756: );
3757: my $output;
1.476 raeburn 3758: $output = '<br />'.$lt{'cacb'}.':<br />';
1.474 raeburn 3759: $output .= &start_data_table();
3760: $output .= '
3761: <tr>
3762: <th>'.$lt{'cour'}.'</th>
3763: <th>'.$lt{'dura'}.'</th>
3764: <th>'.$lt{'blse'}.'</th>
3765: </tr>
3766: ';
3767: foreach my $course (keys(%{$setters})) {
3768: my %courseinfo=&Apache::lonnet::coursedescription($course);
3769: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
3770: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
1.490 raeburn 3771: my $fullname = &plainname($uname,$udom);
3772: if (defined($env{'user.name'}) && defined($env{'user.domain'})
3773: && $env{'user.name'} ne 'public'
3774: && $env{'user.domain'} ne 'public') {
3775: $fullname = &aboutmewrapper($fullname,$uname,$udom);
3776: }
1.474 raeburn 3777: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
3778: $openblock = &Apache::lonlocal::locallocaltime($openblock);
3779: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
3780: $output .= &Apache::loncommon::start_data_table_row().
3781: '<td>'.$courseinfo{'description'}.'</td>'.
3782: '<td>'.$openblock.' to '.$closeblock.'</td>'.
1.490 raeburn 3783: '<td>'.$fullname.'</td>'.
1.474 raeburn 3784: &Apache::loncommon::end_data_table_row();
3785: }
3786: }
3787: $output .= &end_data_table();
3788: }
3789:
1.490 raeburn 3790: sub blocking_status {
3791: my ($activity,$uname,$udom) = @_;
3792: my %setters;
3793: my ($blocked,$output,$ownitem,$is_course);
3794: my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
3795: if ($startblock && $endblock) {
3796: $blocked = 1;
3797: if (wantarray) {
3798: my $category;
3799: if ($activity eq 'boards') {
3800: $category = 'Discussion posts in this course';
3801: } elsif ($activity eq 'blogs') {
3802: $category = 'Blogs';
3803: } elsif ($activity eq 'port') {
3804: if (defined($uname) && defined($udom)) {
3805: if ($uname eq $env{'user.name'} &&
3806: $udom eq $env{'user.domain'}) {
3807: $ownitem = 1;
3808: }
3809: }
3810: $is_course = &Apache::lonnet::is_course($udom,$uname);
3811: if ($ownitem) {
3812: $category = 'Your portfolio files';
3813: } elsif ($is_course) {
3814: my $coursedesc;
3815: foreach my $course (keys(%setters)) {
3816: my %courseinfo =
3817: &Apache::lonnet::coursedescription($course);
3818: $coursedesc = $courseinfo{'description'};
3819: }
3820: $category = "Group files in the course '$coursedesc'";
3821: } else {
3822: $category = 'Portfolio files belonging to ';
3823: if ($env{'user.name'} eq 'public' &&
3824: $env{'user.domain'} eq 'public') {
3825: $category .= &plainname($uname,$udom);
3826: } else {
3827: $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);
3828: }
3829: }
3830: } elsif ($activity eq 'groups') {
3831: $category = 'Groups in this course';
3832: }
3833: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
3834: my $showend = &Apache::lonlocal::locallocaltime($endblock);
3835: $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
3836: if (!($activity eq 'port' && !($ownitem) && !($is_course))) {
3837: $output .= &build_block_table($startblock,$endblock,\%setters);
3838: }
3839: }
3840: }
3841: if (wantarray) {
3842: return ($blocked,$output);
3843: } else {
3844: return $blocked;
3845: }
3846: }
3847:
1.60 matthew 3848: ###############################################
3849:
1.682 raeburn 3850: sub check_ip_acc {
3851: my ($acc)=@_;
3852: &Apache::lonxml::debug("acc is $acc");
3853: if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) {
3854: return 1;
3855: }
3856: my $allowed=0;
3857: my $ip=$env{'request.host'} || $ENV{'REMOTE_ADDR'};
3858:
3859: my $name;
3860: foreach my $pattern (split(',',$acc)) {
3861: $pattern =~ s/^\s*//;
3862: $pattern =~ s/\s*$//;
3863: if ($pattern =~ /\*$/) {
3864: #35.8.*
3865: $pattern=~s/\*//;
3866: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3867: } elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
3868: #35.8.3.[34-56]
3869: my $low=$2;
3870: my $high=$3;
3871: $pattern=$1;
3872: if ($ip =~ /^\Q$pattern\E/) {
3873: my $last=(split(/\./,$ip))[3];
3874: if ($last <=$high && $last >=$low) { $allowed=1; }
3875: }
3876: } elsif ($pattern =~ /^\*/) {
3877: #*.msu.edu
3878: $pattern=~s/\*//;
3879: if (!defined($name)) {
3880: use Socket;
3881: my $netaddr=inet_aton($ip);
3882: ($name)=gethostbyaddr($netaddr,AF_INET);
3883: }
3884: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3885: } elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
3886: #127.0.0.1
3887: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3888: } else {
3889: #some.name.com
3890: if (!defined($name)) {
3891: use Socket;
3892: my $netaddr=inet_aton($ip);
3893: ($name)=gethostbyaddr($netaddr,AF_INET);
3894: }
3895: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3896: }
3897: if ($allowed) { last; }
3898: }
3899: return $allowed;
3900: }
3901:
3902: ###############################################
3903:
1.60 matthew 3904: =pod
3905:
1.112 bowersj2 3906: =head1 Domain Template Functions
3907:
3908: =over 4
3909:
3910: =item * &determinedomain()
1.60 matthew 3911:
3912: Inputs: $domain (usually will be undef)
3913:
1.63 www 3914: Returns: Determines which domain should be used for designs
1.60 matthew 3915:
3916: =cut
1.54 www 3917:
1.60 matthew 3918: ###############################################
1.63 www 3919: sub determinedomain {
3920: my $domain=shift;
1.531 albertel 3921: if (! $domain) {
1.60 matthew 3922: # Determine domain if we have not been given one
3923: $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
1.258 albertel 3924: if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
3925: if ($env{'request.role.domain'}) {
3926: $domain=$env{'request.role.domain'};
1.60 matthew 3927: }
3928: }
1.63 www 3929: return $domain;
3930: }
3931: ###############################################
1.517 raeburn 3932:
1.518 albertel 3933: sub devalidate_domconfig_cache {
3934: my ($udom)=@_;
3935: &Apache::lonnet::devalidate_cache_new('domainconfig',$udom);
3936: }
3937:
3938: # ---------------------- Get domain configuration for a domain
3939: sub get_domainconf {
3940: my ($udom) = @_;
3941: my $cachetime=1800;
3942: my ($result,$cached)=&Apache::lonnet::is_cached_new('domainconfig',$udom);
3943: if (defined($cached)) { return %{$result}; }
3944:
3945: my %domconfig = &Apache::lonnet::get_dom('configuration',
3946: ['login','rolecolors'],$udom);
1.632 raeburn 3947: my (%designhash,%legacy);
1.518 albertel 3948: if (keys(%domconfig) > 0) {
3949: if (ref($domconfig{'login'}) eq 'HASH') {
1.632 raeburn 3950: if (keys(%{$domconfig{'login'}})) {
3951: foreach my $key (keys(%{$domconfig{'login'}})) {
1.699 raeburn 3952: if (ref($domconfig{'login'}{$key}) eq 'HASH') {
3953: foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
3954: $designhash{$udom.'.login.'.$key.'_'.$img} =
3955: $domconfig{'login'}{$key}{$img};
3956: }
3957: } else {
3958: $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
3959: }
1.632 raeburn 3960: }
3961: } else {
3962: $legacy{'login'} = 1;
1.518 albertel 3963: }
1.632 raeburn 3964: } else {
3965: $legacy{'login'} = 1;
1.518 albertel 3966: }
3967: if (ref($domconfig{'rolecolors'}) eq 'HASH') {
1.632 raeburn 3968: if (keys(%{$domconfig{'rolecolors'}})) {
3969: foreach my $role (keys(%{$domconfig{'rolecolors'}})) {
3970: if (ref($domconfig{'rolecolors'}{$role}) eq 'HASH') {
3971: foreach my $item (keys(%{$domconfig{'rolecolors'}{$role}})) {
3972: $designhash{$udom.'.'.$role.'.'.$item}=$domconfig{'rolecolors'}{$role}{$item};
3973: }
1.518 albertel 3974: }
3975: }
1.632 raeburn 3976: } else {
3977: $legacy{'rolecolors'} = 1;
1.518 albertel 3978: }
1.632 raeburn 3979: } else {
3980: $legacy{'rolecolors'} = 1;
1.518 albertel 3981: }
1.632 raeburn 3982: if (keys(%legacy) > 0) {
3983: my %legacyhash = &get_legacy_domconf($udom);
3984: foreach my $item (keys(%legacyhash)) {
3985: if ($item =~ /^\Q$udom\E\.login/) {
3986: if ($legacy{'login'}) {
3987: $designhash{$item} = $legacyhash{$item};
3988: }
3989: } else {
3990: if ($legacy{'rolecolors'}) {
3991: $designhash{$item} = $legacyhash{$item};
3992: }
1.518 albertel 3993: }
3994: }
3995: }
1.632 raeburn 3996: } else {
3997: %designhash = &get_legacy_domconf($udom);
1.518 albertel 3998: }
3999: &Apache::lonnet::do_cache_new('domainconfig',$udom,\%designhash,
4000: $cachetime);
4001: return %designhash;
4002: }
4003:
1.632 raeburn 4004: sub get_legacy_domconf {
4005: my ($udom) = @_;
4006: my %legacyhash;
4007: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
4008: my $designfile = $designdir.'/'.$udom.'.tab';
4009: if (-e $designfile) {
4010: if ( open (my $fh,"<$designfile") ) {
4011: while (my $line = <$fh>) {
4012: next if ($line =~ /^\#/);
4013: chomp($line);
4014: my ($key,$val)=(split(/\=/,$line));
4015: if ($val) { $legacyhash{$udom.'.'.$key}=$val; }
4016: }
4017: close($fh);
4018: }
4019: }
4020: if (-e '/home/httpd/html/adm/lonDomLogos/'.$udom.'.gif') {
4021: $legacyhash{$udom.'.login.domlogo'} = "/adm/lonDomLogos/$udom.gif";
4022: }
4023: return %legacyhash;
4024: }
4025:
1.63 www 4026: =pod
4027:
1.112 bowersj2 4028: =item * &domainlogo()
1.63 www 4029:
4030: Inputs: $domain (usually will be undef)
4031:
4032: Returns: A link to a domain logo, if the domain logo exists.
4033: If the domain logo does not exist, a description of the domain.
4034:
4035: =cut
1.112 bowersj2 4036:
1.63 www 4037: ###############################################
4038: sub domainlogo {
1.517 raeburn 4039: my $domain = &determinedomain(shift);
1.518 albertel 4040: my %designhash = &get_domainconf($domain);
1.517 raeburn 4041: # See if there is a logo
4042: if ($designhash{$domain.'.login.domlogo'} ne '') {
1.519 raeburn 4043: my $imgsrc = $designhash{$domain.'.login.domlogo'};
1.538 albertel 4044: if ($imgsrc =~ m{^/(adm|res)/}) {
4045: if ($imgsrc =~ m{^/res/}) {
4046: my $local_name = &Apache::lonnet::filelocation('',$imgsrc);
4047: &Apache::lonnet::repcopy($local_name);
4048: }
4049: $imgsrc = &lonhttpdurl($imgsrc);
1.519 raeburn 4050: }
4051: return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
1.514 albertel 4052: } elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
4053: return &Apache::lonnet::domain($domain,'description');
1.59 www 4054: } else {
1.60 matthew 4055: return '';
1.59 www 4056: }
4057: }
1.63 www 4058: ##############################################
4059:
4060: =pod
4061:
1.112 bowersj2 4062: =item * &designparm()
1.63 www 4063:
4064: Inputs: $which parameter; $domain (usually will be undef)
4065:
4066: Returns: value of designparamter $which
4067:
4068: =cut
1.112 bowersj2 4069:
1.397 albertel 4070:
1.400 albertel 4071: ##############################################
1.397 albertel 4072: sub designparm {
4073: my ($which,$domain)=@_;
1.258 albertel 4074: if ($env{'browser.blackwhite'} eq 'on') {
1.635 raeburn 4075: if ($which=~/\.(font|alink|vlink|link|textcol)$/) {
1.110 www 4076: return '#000000';
4077: }
1.635 raeburn 4078: if ($which=~/\.(pgbg|sidebg|bgcol)$/) {
1.110 www 4079: return '#FFFFFF';
4080: }
4081: if ($which=~/\.tabbg$/) {
4082: return '#CCCCCC';
4083: }
4084: }
1.397 albertel 4085: if (exists($env{'environment.color.'.$which})) {
1.258 albertel 4086: return $env{'environment.color.'.$which};
1.96 www 4087: }
1.63 www 4088: $domain=&determinedomain($domain);
1.518 albertel 4089: my %domdesign = &get_domainconf($domain);
1.520 raeburn 4090: my $output;
1.517 raeburn 4091: if ($domdesign{$domain.'.'.$which} ne '') {
1.520 raeburn 4092: $output = $domdesign{$domain.'.'.$which};
1.63 www 4093: } else {
1.520 raeburn 4094: $output = $defaultdesign{$which};
4095: }
4096: if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
1.635 raeburn 4097: ($which =~ /login\.(img|logo|domlogo|login)/)) {
1.538 albertel 4098: if ($output =~ m{^/(adm|res)/}) {
4099: if ($output =~ m{^/res/}) {
4100: my $local_name = &Apache::lonnet::filelocation('',$output);
4101: &Apache::lonnet::repcopy($local_name);
4102: }
1.520 raeburn 4103: $output = &lonhttpdurl($output);
4104: }
1.63 www 4105: }
1.520 raeburn 4106: return $output;
1.63 www 4107: }
1.59 www 4108:
1.60 matthew 4109: ###############################################
4110: ###############################################
4111:
4112: =pod
4113:
1.112 bowersj2 4114: =back
4115:
1.549 albertel 4116: =head1 HTML Helpers
1.112 bowersj2 4117:
4118: =over 4
4119:
4120: =item * &bodytag()
1.60 matthew 4121:
4122: Returns a uniform header for LON-CAPA web pages.
4123:
4124: Inputs:
4125:
1.112 bowersj2 4126: =over 4
4127:
4128: =item * $title, A title to be displayed on the page.
4129:
4130: =item * $function, the current role (can be undef).
4131:
4132: =item * $addentries, extra parameters for the <body> tag.
4133:
4134: =item * $bodyonly, if defined, only return the <body> tag.
4135:
4136: =item * $domain, if defined, force a given domain.
4137:
4138: =item * $forcereg, if page should register as content page (relevant for
1.86 www 4139: text interface only)
1.60 matthew 4140:
1.326 albertel 4141: =item * $customtitle, alternate text to use instead of $title
4142: in the title box that appears, this text
4143: is not auto translated like the $title is
1.309 albertel 4144:
4145: =item * $notopbar, if true, keep the 'what is this' info but remove the
4146: navigational links
1.317 albertel 4147:
1.338 albertel 4148: =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
4149:
4150: =item * $notitle, if true keep the nav controls, but remove the title bar
4151:
1.361 albertel 4152: =item * $no_inline_link, if true and in remote mode, don't show the
4153: 'Switch To Inline Menu' link
4154:
1.460 albertel 4155: =item * $args, optional argument valid values are
4156: no_auto_mt_title -> prevents &mt()ing the title arg
1.562 albertel 4157: inherit_jsmath -> when creating popup window in a page,
4158: should it have jsmath forced on by the
4159: current page
1.460 albertel 4160:
1.112 bowersj2 4161: =back
4162:
1.60 matthew 4163: Returns: A uniform header for LON-CAPA web pages.
4164: If $bodyonly is nonzero, a string containing a <body> tag will be returned.
4165: If $bodyonly is undef or zero, an html string containing a <body> tag and
4166: other decorations will be returned.
4167:
4168: =cut
4169:
1.54 www 4170: sub bodytag {
1.309 albertel 4171: my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
1.460 albertel 4172: $notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
1.339 albertel 4173:
1.460 albertel 4174: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
1.339 albertel 4175:
1.183 matthew 4176: $function = &get_users_function() if (!$function);
1.339 albertel 4177: my $img = &designparm($function.'.img',$domain);
4178: my $font = &designparm($function.'.font',$domain);
4179: my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain);
4180:
4181: my %design = ( 'style' => 'margin-top: 0px',
1.535 albertel 4182: 'bgcolor' => $pgbg,
1.339 albertel 4183: 'text' => $font,
4184: 'alink' => &designparm($function.'.alink',$domain),
4185: 'vlink' => &designparm($function.'.vlink',$domain),
4186: 'link' => &designparm($function.'.link',$domain),);
1.438 albertel 4187: @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
1.339 albertel 4188:
1.63 www 4189: # role and realm
1.378 raeburn 4190: my ($role,$realm) = split(/\./,$env{'request.role'},2);
4191: if ($role eq 'ca') {
1.479 albertel 4192: my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
1.500 albertel 4193: $realm = &plainname($rname,$rdom);
1.378 raeburn 4194: }
1.55 www 4195: # realm
1.258 albertel 4196: if ($env{'request.course.id'}) {
1.378 raeburn 4197: if ($env{'request.role'} !~ /^cr/) {
4198: $role = &Apache::lonnet::plaintext($role,&course_type());
4199: }
1.359 albertel 4200: $realm = $env{'course.'.$env{'request.course.id'}.'.description'};
1.378 raeburn 4201: } else {
4202: $role = &Apache::lonnet::plaintext($role);
1.54 www 4203: }
1.433 albertel 4204:
1.359 albertel 4205: if (!$realm) { $realm=' '; }
1.55 www 4206: # Set messages
1.60 matthew 4207: my $messages=&domainlogo($domain);
1.330 albertel 4208:
1.438 albertel 4209: my $extra_body_attr = &make_attr_string($forcereg,\%design);
1.329 albertel 4210:
1.101 www 4211: # construct main body tag
1.359 albertel 4212: my $bodytag = "<body $extra_body_attr>".
1.562 albertel 4213: &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
1.252 albertel 4214:
1.530 albertel 4215: if ($bodyonly) {
1.60 matthew 4216: return $bodytag;
1.258 albertel 4217: } elsif ($env{'browser.interface'} eq 'textual') {
1.95 www 4218: # Accessibility
1.224 raeburn 4219:
1.337 albertel 4220: $bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
1.338 albertel 4221: if (!$notitle) {
1.337 albertel 4222: $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
4223: }
4224: return $bodytag;
1.359 albertel 4225: }
4226:
1.410 albertel 4227: my $name = &plainname($env{'user.name'},$env{'user.domain'});
1.433 albertel 4228: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
4229: undef($role);
1.434 albertel 4230: } else {
4231: $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
1.433 albertel 4232: }
1.359 albertel 4233:
4234: my $roleinfo=(<<ENDROLE);
4235: <td class="LC_title_bar_who">
4236: <div class="LC_title_bar_name">
1.410 albertel 4237: $name
1.361 albertel 4238:
1.359 albertel 4239: </div>
4240: <div class="LC_title_bar_role">
1.361 albertel 4241: $role
1.359 albertel 4242: </div>
4243: <div class="LC_title_bar_realm">
1.361 albertel 4244: $realm
1.359 albertel 4245: </div>
1.206 albertel 4246: </td>
4247: ENDROLE
1.235 raeburn 4248:
1.359 albertel 4249: my $titleinfo = '<span class="LC_title_bar_title">'.$title.'</span>';
4250: if ($customtitle) {
4251: $titleinfo = $customtitle;
4252: }
4253: #
4254: # Extra info if you are the DC
4255: my $dc_info = '';
4256: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
4257: $env{'course.'.$env{'request.course.id'}.
4258: '.domain'}.'/'})) {
4259: my $cid = $env{'request.course.id'};
4260: $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
1.380 www 4261: $dc_info =~ s/\s+$//;
1.359 albertel 4262: $dc_info = '('.$dc_info.')';
4263: }
4264:
1.644 www 4265: if (($env{'environment.remote'} eq 'off') || ($args->{'suppress_header_logos'})) {
1.359 albertel 4266: # No Remote
1.258 albertel 4267: if ($env{'request.state'} eq 'construct') {
1.359 albertel 4268: $forcereg=1;
4269: }
4270:
4271: if (!$customtitle && $env{'request.state'} eq 'construct') {
4272: # this is for resources; directories have customtitle, and crumbs
4273: # and select recent are created in lonpubdir.pm
1.229 albertel 4274: my ($uname,$thisdisfn)=
1.258 albertel 4275: ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
1.229 albertel 4276: my $formaction='/priv/'.$uname.'/'.$thisdisfn;
4277: $formaction=~s/\/+/\//g;
4278:
1.359 albertel 4279: my $parentpath = '';
4280: my $lastitem = '';
4281: if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
4282: $parentpath = $1;
4283: $lastitem = $2;
4284: } else {
4285: $lastitem = $thisdisfn;
4286: }
4287: $titleinfo =
1.640 bisitz 4288: &Apache::loncommon::help_open_menu('','',3,'Authoring')
4289: .'<b>'.&mt('Construction Space').'</b>: '
4290: .'<form name="dirs" method="post" action="'.$formaction
1.359 albertel 4291: .'" target="_top"><tt><b>'
1.705 tempelho 4292: .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<span class=\"LC_fontsize_big\">$lastitem</span></b></tt><br />"
1.359 albertel 4293: .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
4294: .'</form>'
4295: .&Apache::lonmenu::constspaceform();
1.235 raeburn 4296: }
1.359 albertel 4297:
1.337 albertel 4298: my $titletable;
1.338 albertel 4299: if (!$notitle) {
1.337 albertel 4300: $titletable =
1.359 albertel 4301: '<table id="LC_title_bar">'.
4302: "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
4303: '</tr></table>';
1.337 albertel 4304: }
1.359 albertel 4305: if ($notopbar) {
4306: $bodytag .= $titletable;
4307: } else {
4308: if ($env{'request.state'} eq 'construct') {
1.337 albertel 4309: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
4310: $titletable);
1.272 raeburn 4311: } else {
1.336 albertel 4312: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
1.359 albertel 4313: $titletable;
1.272 raeburn 4314: }
1.235 raeburn 4315: }
4316: return $bodytag;
1.94 www 4317: }
1.95 www 4318:
1.93 www 4319: #
1.95 www 4320: # Top frame rendering, Remote is up
1.93 www 4321: #
1.359 albertel 4322:
1.517 raeburn 4323: my $imgsrc = $img;
4324: if ($img =~ /^\/adm/) {
1.575 albertel 4325: $imgsrc = &lonhttpdurl($img);
1.517 raeburn 4326: }
4327: my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
1.359 albertel 4328:
1.305 www 4329: # Explicit link to get inline menu
1.361 albertel 4330: my $menu= ($no_inline_link?''
4331: :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
1.245 matthew 4332: #
1.338 albertel 4333: if ($notitle) {
1.337 albertel 4334: return $bodytag;
4335: }
1.94 www 4336: return(<<ENDBODY);
1.60 matthew 4337: $bodytag
1.359 albertel 4338: <table id="LC_title_bar" class="LC_with_remote">
1.368 albertel 4339: <tr><td class="LC_title_bar_role_logo">$upperleft</td>
1.359 albertel 4340: <td class="LC_title_bar_domain_logo">$messages </td>
1.54 www 4341: </tr>
1.359 albertel 4342: <tr><td>$titleinfo $dc_info $menu</td>
4343: $roleinfo
1.368 albertel 4344: </tr>
1.356 albertel 4345: </table>
1.54 www 4346: ENDBODY
1.182 matthew 4347: }
4348:
1.330 albertel 4349: sub make_attr_string {
4350: my ($register,$attr_ref) = @_;
4351:
4352: if ($attr_ref && !ref($attr_ref)) {
4353: die("addentries Must be a hash ref ".
4354: join(':',caller(1))." ".
4355: join(':',caller(0))." ");
4356: }
4357:
4358: if ($register) {
1.339 albertel 4359: my ($on_load,$on_unload);
4360: foreach my $key (keys(%{$attr_ref})) {
4361: if (lc($key) eq 'onload') {
4362: $on_load.=$attr_ref->{$key}.';';
4363: delete($attr_ref->{$key});
4364:
4365: } elsif (lc($key) eq 'onunload') {
4366: $on_unload.=$attr_ref->{$key}.';';
4367: delete($attr_ref->{$key});
4368: }
4369: }
4370: $attr_ref->{'onload'} =
4371: &Apache::lonmenu::loadevents(). $on_load;
4372: $attr_ref->{'onunload'}=
4373: &Apache::lonmenu::unloadevents().$on_unload;
4374: }
4375:
4376: # Accessibility font enhance
4377: if ($env{'browser.fontenhance'} eq 'on') {
4378: my $style;
4379: foreach my $key (keys(%{$attr_ref})) {
4380: if (lc($key) eq 'style') {
4381: $style.=$attr_ref->{$key}.';';
4382: delete($attr_ref->{$key});
4383: }
4384: }
4385: $attr_ref->{'style'}=$style.'; font-size: x-large;';
1.330 albertel 4386: }
1.339 albertel 4387:
4388: if ($env{'browser.blackwhite'} eq 'on') {
4389: delete($attr_ref->{'font'});
4390: delete($attr_ref->{'link'});
4391: delete($attr_ref->{'alink'});
4392: delete($attr_ref->{'vlink'});
4393: delete($attr_ref->{'bgcolor'});
4394: delete($attr_ref->{'background'});
4395: }
4396:
1.330 albertel 4397: my $attr_string;
4398: foreach my $attr (keys(%$attr_ref)) {
4399: $attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
4400: }
4401: return $attr_string;
4402: }
4403:
4404:
1.182 matthew 4405: ###############################################
1.251 albertel 4406: ###############################################
4407:
4408: =pod
4409:
4410: =item * &endbodytag()
4411:
4412: Returns a uniform footer for LON-CAPA web pages.
4413:
1.635 raeburn 4414: Inputs: 1 - optional reference to an args hash
4415: If in the hash, key for noredirectlink has a value which evaluates to true,
4416: a 'Continue' link is not displayed if the page contains an
4417: internal redirect in the <head></head> section,
4418: i.e., $env{'internal.head.redirect'} exists
1.251 albertel 4419:
4420: =cut
4421:
4422: sub endbodytag {
1.635 raeburn 4423: my ($args) = @_;
1.251 albertel 4424: my $endbodytag='</body>';
1.269 albertel 4425: $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
1.315 albertel 4426: if ( exists( $env{'internal.head.redirect'} ) ) {
1.635 raeburn 4427: if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
4428: $endbodytag=
4429: "<br /><a href=\"$env{'internal.head.redirect'}\">".
4430: &mt('Continue').'</a>'.
4431: $endbodytag;
4432: }
1.315 albertel 4433: }
1.251 albertel 4434: return $endbodytag;
4435: }
4436:
1.352 albertel 4437: =pod
4438:
4439: =item * &standard_css()
4440:
4441: Returns a style sheet
4442:
4443: Inputs: (all optional)
4444: domain -> force to color decorate a page for a specific
4445: domain
4446: function -> force usage of a specific rolish color scheme
4447: bgcolor -> override the default page bgcolor
4448:
4449: =cut
4450:
1.343 albertel 4451: sub standard_css {
1.345 albertel 4452: my ($function,$domain,$bgcolor) = @_;
1.352 albertel 4453: $function = &get_users_function() if (!$function);
4454: my $img = &designparm($function.'.img', $domain);
4455: my $tabbg = &designparm($function.'.tabbg', $domain);
4456: my $font = &designparm($function.'.font', $domain);
1.345 albertel 4457: my $sidebg = &designparm($function.'.sidebg',$domain);
1.382 albertel 4458: my $pgbg_or_bgcolor =
4459: $bgcolor ||
1.352 albertel 4460: &designparm($function.'.pgbg', $domain);
1.382 albertel 4461: my $pgbg = &designparm($function.'.pgbg', $domain);
1.352 albertel 4462: my $alink = &designparm($function.'.alink', $domain);
4463: my $vlink = &designparm($function.'.vlink', $domain);
4464: my $link = &designparm($function.'.link', $domain);
4465:
1.704 muellerd 4466: my $loginbg = &designparm('login.sidebg',$domain);
1.712 muellerd 4467: my $bgcol = &designparm('login.bgcol',$domain);
4468: my $textcol = &designparm('login.textcol',$domain);
1.704 muellerd 4469:
1.602 albertel 4470: my $sans = 'Verdana,Arial,Helvetica,sans-serif';
1.395 albertel 4471: my $mono = 'monospace';
1.352 albertel 4472: my $data_table_head = $tabbg;
4473: my $data_table_light = '#EEEEEE';
1.470 banghart 4474: my $data_table_dark = '#DDDDDD';
4475: my $data_table_darker = '#CCCCCC';
1.349 albertel 4476: my $data_table_highlight = '#FFFF00';
1.352 albertel 4477: my $mail_new = '#FFBB77';
4478: my $mail_new_hover = '#DD9955';
4479: my $mail_read = '#BBBB77';
4480: my $mail_read_hover = '#999944';
4481: my $mail_replied = '#AAAA88';
4482: my $mail_replied_hover = '#888855';
4483: my $mail_other = '#99BBBB';
4484: my $mail_other_hover = '#669999';
1.391 albertel 4485: my $table_header = '#DDDDDD';
1.489 raeburn 4486: my $feedback_link_bg = '#BBBBBB';
1.701 harmsja 4487: my $lg_border_color = '#C8C8C8';
1.392 albertel 4488:
1.608 albertel 4489: my $border = ($env{'browser.type'} eq 'explorer' ||
4490: $env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'
4491: : '0px 3px 0px 4px';
1.448 albertel 4492:
1.523 albertel 4493:
1.343 albertel 4494: return <<END;
1.698 harmsja 4495: body{
4496: font-family: $sans;
4497: line-height:130%;
1.701 harmsja 4498: font-size:0.83em;
1.698 harmsja 4499: color:$font;
4500: }
1.701 harmsja 4501: a:link, a:visited { font-size:100%; }
1.698 harmsja 4502:
1.343 albertel 4503: a:focus { color: red; background: yellow }
1.510 albertel 4504: table.thinborder,
4505: table.thinborder tr th {
4506: border-style: solid;
4507: border-width: 1px;
1.698 harmsja 4508: border-color: $lg_border_color;
1.510 albertel 4509: background: $tabbg;
4510: }
1.523 albertel 4511: table.thinborder tr td {
1.510 albertel 4512: border-style: solid;
1.698 harmsja 4513: border-width: 1px;
4514: border-color: $lg_border_color;
1.510 albertel 4515: }
1.426 albertel 4516:
1.343 albertel 4517: form, .inline { display: inline; }
1.721 harmsja 4518:
4519: .LC_center { text-align: center; }
4520: .LC_left { text-align:left; }
4521: .LC_right {text-align:right;}
4522: .LC_middle {vertical-align:middle;}
4523: .LC_top {vertical-align:top;}
4524: .LC_bottom {vertical-align:bottom;}
4525:
4526: /* just for tests */
4527: .LC_300Box { width:300px; }
4528: .LC_200Box {width:200px; }
4529: .LC_500Box {width:500px; }
4530: .LC_600Box {width:600px; }
1.741 harmsja 4531: .LC_800Box {width:800px;}
1.721 harmsja 4532: /* end */
4533:
1.593 albertel 4534: .LC_filename {font-family: $mono; white-space:pre;}
1.350 albertel 4535: .LC_error {
4536: color: red;
4537: font-size: larger;
4538: }
1.457 albertel 4539: .LC_warning,
4540: .LC_diff_removed {
1.733 bisitz 4541: color: red;
1.394 albertel 4542: }
1.532 albertel 4543:
4544: .LC_info,
1.457 albertel 4545: .LC_success,
4546: .LC_diff_added {
1.350 albertel 4547: color: green;
4548: }
1.543 albertel 4549: .LC_unknown {
4550: color: yellow;
4551: }
4552:
1.440 albertel 4553: .LC_icon {
4554: border: 0px;
4555: }
1.539 albertel 4556: .LC_indexer_icon {
4557: border: 0px;
4558: height: 22px;
4559: }
1.543 albertel 4560: .LC_docs_spacer {
4561: width: 25px;
4562: height: 1px;
4563: border: 0px;
4564: }
1.346 albertel 4565:
1.532 albertel 4566: .LC_internal_info {
1.735 bisitz 4567: color: #999999;
1.532 albertel 4568: }
4569:
1.458 albertel 4570: table.LC_pastsubmission {
4571: border: 1px solid black;
4572: margin: 2px;
4573: }
4574:
1.606 albertel 4575: table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
1.345 albertel 4576: width: 100%;
4577: background: $pgbg;
1.392 albertel 4578: border: 2px;
1.402 albertel 4579: border-collapse: separate;
1.403 albertel 4580: padding: 0px;
1.345 albertel 4581: }
1.392 albertel 4582:
1.606 albertel 4583: table#LC_title_bar, table.LC_breadcrumbs,
1.393 albertel 4584: table#LC_title_bar.LC_with_remote {
1.359 albertel 4585: width: 100%;
1.392 albertel 4586: border-color: $pgbg;
4587: border-style: solid;
4588: border-width: $border;
4589:
1.379 albertel 4590: background: $pgbg;
4591: font-family: $sans;
1.392 albertel 4592: border-collapse: collapse;
1.403 albertel 4593: padding: 0px;
1.359 albertel 4594: }
1.409 albertel 4595: table.LC_docs_path {
4596: width: 100%;
4597: border: 0;
4598: background: $pgbg;
4599: font-family: $sans;
4600: border-collapse: collapse;
4601: padding: 0px;
4602: }
4603:
1.359 albertel 4604: table#LC_title_bar td {
4605: background: $tabbg;
4606: }
4607: table#LC_title_bar td.LC_title_bar_who {
4608: background: $tabbg;
4609: color: $font;
1.427 albertel 4610: font: small $sans;
1.359 albertel 4611: text-align: right;
4612: }
1.469 banghart 4613: span.LC_metadata {
4614: font-family: $sans;
4615: }
1.359 albertel 4616: span.LC_title_bar_title {
1.416 albertel 4617: font: bold x-large $sans;
1.359 albertel 4618: }
4619: table#LC_title_bar td.LC_title_bar_domain_logo {
4620: background: $sidebg;
4621: text-align: right;
1.368 albertel 4622: padding: 0px;
4623: }
4624: table#LC_title_bar td.LC_title_bar_role_logo {
4625: background: $sidebg;
4626: padding: 0px;
1.359 albertel 4627: }
4628:
1.706 harmsja 4629: table#LC_menubuttons img{
1.346 albertel 4630: border: 0px;
4631: }
1.345 albertel 4632: table#LC_top_nav td {
4633: background: $tabbg;
1.392 albertel 4634: border: 0px;
1.407 albertel 4635: font-size: small;
1.706 harmsja 4636: vertical-align:top;
4637: padding:2px 5px 2px 5px;
1.345 albertel 4638: }
4639: table#LC_top_nav td a, div#LC_top_nav a {
4640: color: $font;
4641: font-family: $sans;
4642: }
1.364 albertel 4643: table#LC_top_nav td.LC_top_nav_logo {
4644: background: $tabbg;
1.432 albertel 4645: text-align: left;
1.408 albertel 4646: white-space: nowrap;
1.432 albertel 4647: width: 31px;
1.408 albertel 4648: }
4649: table#LC_top_nav td.LC_top_nav_logo img {
1.432 albertel 4650: border: 0px;
1.408 albertel 4651: vertical-align: bottom;
1.364 albertel 4652: }
1.432 albertel 4653: table#LC_top_nav td.LC_top_nav_exit,
4654: table#LC_top_nav td.LC_top_nav_help {
4655: width: 2.0em;
4656: }
1.442 albertel 4657: table#LC_top_nav td.LC_top_nav_login {
4658: width: 4.0em;
4659: text-align: center;
4660: }
1.409 albertel 4661: table.LC_breadcrumbs td, table.LC_docs_path td {
1.357 albertel 4662: background: $tabbg;
4663: color: $font;
4664: font-family: $sans;
1.358 albertel 4665: font-size: smaller;
1.357 albertel 4666: }
1.411 albertel 4667: table.LC_breadcrumbs td.LC_breadcrumbs_component,
1.409 albertel 4668: table.LC_docs_path td.LC_docs_path_component {
1.357 albertel 4669: background: $tabbg;
4670: color: $font;
4671: font-family: $sans;
4672: font-size: larger;
4673: text-align: right;
4674: }
1.383 albertel 4675: td.LC_table_cell_checkbox {
4676: text-align: center;
4677: }
1.522 albertel 4678: table#LC_mainmenu td.LC_mainmenu_column {
4679: vertical-align: top;
4680: }
4681:
1.705 tempelho 4682: .LC_fontsize_small
4683: {
4684: font-size: 70%;
4685: }
4686:
4687: .LC_fontsize_medium
4688: {
4689: font-size: 85%;
4690: }
4691:
4692: .LC_fontsize_large
4693: {
4694: font-size: 120%;
4695: }
4696:
4697: .LC_fontcolor_red
4698: {
4699: color: #FF0000;
4700: }
4701:
1.346 albertel 4702: .LC_menubuttons_inline_text {
4703: color: $font;
4704: font-family: $sans;
1.698 harmsja 4705: font-size: 90%;
1.701 harmsja 4706: padding-left:3px;
1.346 albertel 4707: }
4708:
1.526 www 4709: .LC_menubuttons_link {
4710: text-decoration: none;
4711: }
1.698 harmsja 4712: /*2008--9-5: new menu style sheet.Changed category*/
1.522 albertel 4713: .LC_menubuttons_category {
1.521 www 4714: color: $font;
1.526 www 4715: background: $pgbg;
1.521 www 4716: font-family: $sans;
4717: font-size: larger;
4718: font-weight: bold;
4719: }
4720:
1.346 albertel 4721: td.LC_menubuttons_text {
1.701 harmsja 4722: color: $font;
1.346 albertel 4723: }
1.706 harmsja 4724:
4725:
1.526 www 4726:
1.346 albertel 4727: .LC_current_location {
4728: font-family: $sans;
4729: background: $tabbg;
4730: }
4731: .LC_new_mail {
4732: font-family: $sans;
1.634 www 4733: background: $tabbg;
1.346 albertel 4734: font-weight: bold;
4735: }
1.347 albertel 4736:
1.526 www 4737:
1.527 www 4738: .LC_dropadd_labeltext {
4739: font-family: $sans;
4740: text-align: right;
4741: }
4742:
4743: .LC_preferences_labeltext {
4744: font-family: $sans;
4745: text-align: right;
4746: }
4747:
1.666 raeburn 4748: .LC_roleslog_note {
1.701 harmsja 4749: font-size: small;
1.666 raeburn 4750: }
4751:
1.715 raeburn 4752: .LC_mail_functions {
4753: font-weight: bold;
4754: }
4755:
1.440 albertel 4756: table.LC_aboutme_port {
4757: border: 0px;
4758: border-collapse: collapse;
4759: border-spacing: 0px;
4760: }
1.349 albertel 4761: table.LC_data_table, table.LC_mail_list {
1.347 albertel 4762: border: 1px solid #000000;
1.402 albertel 4763: border-collapse: separate;
1.426 albertel 4764: border-spacing: 1px;
1.610 albertel 4765: background: $pgbg;
1.347 albertel 4766: }
1.422 albertel 4767: .LC_data_table_dense {
4768: font-size: small;
4769: }
1.507 raeburn 4770: table.LC_nested_outer {
4771: border: 1px solid #000000;
1.589 raeburn 4772: border-collapse: collapse;
1.507 raeburn 4773: border-spacing: 0px;
4774: width: 100%;
4775: }
4776: table.LC_nested {
4777: border: 0px;
1.589 raeburn 4778: border-collapse: collapse;
1.507 raeburn 4779: border-spacing: 0px;
4780: width: 100%;
4781: }
1.523 albertel 4782: table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
4783: table.LC_prior_tries tr th {
1.349 albertel 4784: font-weight: bold;
4785: background-color: $data_table_head;
1.701 harmsja 4786: font-size:90%;
1.347 albertel 4787: }
1.711 raeburn 4788: table.LC_data_table tr.LC_info_row > td {
1.735 bisitz 4789: background-color: #CCCCCC;
1.711 raeburn 4790: font-weight: bold;
4791: text-align: left;
4792: }
1.610 albertel 4793: table.LC_data_table tr.LC_odd_row > td,
1.709 bisitz 4794: table.LC_pick_box tr > td.LC_odd_row,
1.440 albertel 4795: table.LC_aboutme_port tr td {
1.349 albertel 4796: background-color: $data_table_light;
1.425 albertel 4797: padding: 2px;
1.347 albertel 4798: }
1.610 albertel 4799: table.LC_data_table tr.LC_even_row > td,
1.709 bisitz 4800: table.LC_pick_box tr > td.LC_even_row,
1.440 albertel 4801: table.LC_aboutme_port tr.LC_even_row td {
1.349 albertel 4802: background-color: $data_table_dark;
1.709 bisitz 4803: padding: 2px;
1.347 albertel 4804: }
1.425 albertel 4805: table.LC_data_table tr.LC_data_table_highlight td {
4806: background-color: $data_table_darker;
4807: }
1.639 raeburn 4808: table.LC_data_table tr td.LC_leftcol_header {
4809: background-color: $data_table_head;
4810: font-weight: bold;
4811: }
1.451 albertel 4812: table.LC_data_table tr.LC_empty_row td,
1.507 raeburn 4813: table.LC_nested tr.LC_empty_row td {
1.347 albertel 4814: background-color: #FFFFFF;
1.421 albertel 4815: font-weight: bold;
4816: font-style: italic;
4817: text-align: center;
4818: padding: 8px;
1.347 albertel 4819: }
1.507 raeburn 4820: table.LC_nested tr.LC_empty_row td {
1.465 albertel 4821: padding: 4ex
4822: }
1.507 raeburn 4823: table.LC_nested_outer tr th {
4824: font-weight: bold;
4825: background-color: $data_table_head;
1.701 harmsja 4826: font-size: small;
1.507 raeburn 4827: border-bottom: 1px solid #000000;
4828: }
4829: table.LC_nested_outer tr td.LC_subheader {
4830: background-color: $data_table_head;
4831: font-weight: bold;
4832: font-size: small;
4833: border-bottom: 1px solid #000000;
4834: text-align: right;
1.451 albertel 4835: }
1.507 raeburn 4836: table.LC_nested tr.LC_info_row td {
1.735 bisitz 4837: background-color: #CCCCCC;
1.451 albertel 4838: font-weight: bold;
4839: font-size: small;
1.507 raeburn 4840: text-align: center;
4841: }
1.589 raeburn 4842: table.LC_nested tr.LC_info_row td.LC_left_item,
4843: table.LC_nested_outer tr th.LC_left_item {
1.507 raeburn 4844: text-align: left;
1.451 albertel 4845: }
1.507 raeburn 4846: table.LC_nested td {
1.735 bisitz 4847: background-color: #FFFFFF;
1.451 albertel 4848: font-size: small;
1.507 raeburn 4849: }
4850: table.LC_nested_outer tr th.LC_right_item,
4851: table.LC_nested tr.LC_info_row td.LC_right_item,
4852: table.LC_nested tr.LC_odd_row td.LC_right_item,
4853: table.LC_nested tr td.LC_right_item {
1.451 albertel 4854: text-align: right;
4855: }
4856:
1.507 raeburn 4857: table.LC_nested tr.LC_odd_row td {
1.735 bisitz 4858: background-color: #EEEEEE;
1.451 albertel 4859: }
4860:
1.473 raeburn 4861: table.LC_createuser {
4862: }
4863:
4864: table.LC_createuser tr.LC_section_row td {
1.701 harmsja 4865: font-size: small;
1.473 raeburn 4866: }
4867:
4868: table.LC_createuser tr.LC_info_row td {
1.735 bisitz 4869: background-color: #CCCCCC;
1.473 raeburn 4870: font-weight: bold;
4871: text-align: center;
4872: }
4873:
1.349 albertel 4874: table.LC_calendar {
4875: border: 1px solid #000000;
4876: border-collapse: collapse;
4877: }
4878: table.LC_calendar_pickdate {
4879: font-size: xx-small;
4880: }
4881: table.LC_calendar tr td {
4882: border: 1px solid #000000;
4883: vertical-align: top;
4884: }
4885: table.LC_calendar tr td.LC_calendar_day_empty {
4886: background-color: $data_table_dark;
4887: }
4888: table.LC_calendar tr td.LC_calendar_day_current {
4889: background-color: $data_table_highlight;
4890: }
4891:
4892: table.LC_mail_list tr.LC_mail_new {
4893: background-color: $mail_new;
4894: }
4895: table.LC_mail_list tr.LC_mail_new:hover {
4896: background-color: $mail_new_hover;
4897: }
4898: table.LC_mail_list tr.LC_mail_read {
4899: background-color: $mail_read;
4900: }
4901: table.LC_mail_list tr.LC_mail_read:hover {
4902: background-color: $mail_read_hover;
4903: }
4904: table.LC_mail_list tr.LC_mail_replied {
4905: background-color: $mail_replied;
4906: }
4907: table.LC_mail_list tr.LC_mail_replied:hover {
4908: background-color: $mail_replied_hover;
4909: }
4910: table.LC_mail_list tr.LC_mail_other {
4911: background-color: $mail_other;
4912: }
4913: table.LC_mail_list tr.LC_mail_other:hover {
4914: background-color: $mail_other_hover;
4915: }
1.494 raeburn 4916: table.LC_mail_list tr.LC_mail_even {
4917: }
4918: table.LC_mail_list tr.LC_mail_odd {
4919: }
4920:
1.696 bisitz 4921: table.LC_data_table tr > td.LC_browser_file,
4922: table.LC_data_table tr > td.LC_browser_file_published {
1.389 albertel 4923: background: #CCFF88;
4924: }
1.696 bisitz 4925: table.LC_data_table tr > td.LC_browser_file_locked,
4926: table.LC_data_table tr > td.LC_browser_file_unpublished {
1.389 albertel 4927: background: #FFAA99;
1.387 albertel 4928: }
1.696 bisitz 4929: table.LC_data_table tr > td.LC_browser_file_obsolete {
1.389 albertel 4930: background: #AAAAAA;
1.387 albertel 4931: }
1.696 bisitz 4932: table.LC_data_table tr > td.LC_browser_file_modified,
4933: table.LC_data_table tr > td.LC_browser_file_metamodified {
1.389 albertel 4934: background: #FFFF77;
1.387 albertel 4935: }
1.696 bisitz 4936: table.LC_data_table tr.LC_browser_folder > td {
1.389 albertel 4937: background: #CCCCFF;
1.387 albertel 4938: }
1.696 bisitz 4939:
1.707 bisitz 4940: table.LC_data_table tr > td.LC_roles_is {
4941: /* background: #77FF77; */
4942: }
4943: table.LC_data_table tr > td.LC_roles_future {
4944: background: #FFFF77;
4945: }
4946: table.LC_data_table tr > td.LC_roles_will {
4947: background: #FFAA77;
4948: }
4949: table.LC_data_table tr > td.LC_roles_expired {
4950: background: #FF7777;
4951: }
4952: table.LC_data_table tr > td.LC_roles_will_not {
4953: background: #AAFF77;
4954: }
4955: table.LC_data_table tr > td.LC_roles_selected {
4956: background: #11CC55;
4957: }
4958:
1.388 albertel 4959: span.LC_current_location {
1.701 harmsja 4960: font-size:larger;
1.388 albertel 4961: background: $pgbg;
4962: }
1.387 albertel 4963:
1.395 albertel 4964: span.LC_parm_menu_item {
4965: font-size: larger;
4966: font-family: $sans;
4967: }
4968: span.LC_parm_scope_all {
4969: color: red;
4970: }
4971: span.LC_parm_scope_folder {
4972: color: green;
4973: }
4974: span.LC_parm_scope_resource {
4975: color: orange;
4976: }
4977: span.LC_parm_part {
4978: color: blue;
4979: }
4980: span.LC_parm_folder, span.LC_parm_symb {
4981: font-size: x-small;
4982: font-family: $mono;
4983: color: #AAAAAA;
4984: }
4985:
1.396 albertel 4986: td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
4987: td.LC_parm_overview_parm_selectors, td.LC_parm_overview_parm_restrictions {
4988: border: 1px solid black;
4989: border-collapse: collapse;
4990: }
4991: table.LC_parm_overview_restrictions td {
4992: border-width: 1px 4px 1px 4px;
4993: border-style: solid;
4994: border-color: $pgbg;
4995: text-align: center;
4996: }
4997: table.LC_parm_overview_restrictions th {
4998: background: $tabbg;
4999: border-width: 1px 4px 1px 4px;
5000: border-style: solid;
5001: border-color: $pgbg;
5002: }
1.398 albertel 5003: table#LC_helpmenu {
5004: border: 0px;
5005: height: 55px;
5006: border-spacing: 0px;
5007: }
5008:
5009: table#LC_helpmenu fieldset legend {
5010: font-size: larger;
5011: font-weight: bold;
5012: }
1.397 albertel 5013: table#LC_helpmenu_links {
5014: width: 100%;
5015: border: 1px solid black;
5016: background: $pgbg;
5017: padding: 0px;
5018: border-spacing: 1px;
5019: }
5020: table#LC_helpmenu_links tr td {
5021: padding: 1px;
5022: background: $tabbg;
1.399 albertel 5023: text-align: center;
5024: font-weight: bold;
1.397 albertel 5025: }
1.396 albertel 5026:
1.397 albertel 5027: table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
5028: table#LC_helpmenu_links a:active {
5029: text-decoration: none;
5030: color: $font;
5031: }
5032: table#LC_helpmenu_links a:hover {
5033: text-decoration: underline;
5034: color: $vlink;
5035: }
1.396 albertel 5036:
1.417 albertel 5037: .LC_chrt_popup_exists {
5038: border: 1px solid #339933;
5039: margin: -1px;
5040: }
5041: .LC_chrt_popup_up {
5042: border: 1px solid yellow;
5043: margin: -1px;
5044: }
5045: .LC_chrt_popup {
5046: border: 1px solid #8888FF;
5047: background: #CCCCFF;
5048: }
1.421 albertel 5049: table.LC_pick_box {
5050: border-collapse: separate;
5051: background: white;
5052: border: 1px solid black;
5053: border-spacing: 1px;
5054: }
5055: table.LC_pick_box td.LC_pick_box_title {
5056: background: $tabbg;
5057: font-weight: bold;
5058: text-align: right;
1.740 bisitz 5059: vertical-align: top;
1.421 albertel 5060: width: 184px;
5061: padding: 8px;
5062: }
1.645 raeburn 5063: table.LC_pick_box td.LC_selfenroll_pick_box_title {
5064: background: $tabbg;
5065: font-weight: bold;
5066: text-align: right;
5067: width: 350px;
5068: padding: 8px;
5069: }
5070:
1.579 raeburn 5071: table.LC_pick_box td.LC_pick_box_value {
5072: text-align: left;
5073: padding: 8px;
5074: }
5075: table.LC_pick_box td.LC_pick_box_select {
5076: text-align: left;
5077: padding: 8px;
5078: }
1.424 albertel 5079: table.LC_pick_box td.LC_pick_box_separator {
1.421 albertel 5080: padding: 0px;
5081: height: 1px;
5082: background: black;
5083: }
5084: table.LC_pick_box td.LC_pick_box_submit {
5085: text-align: right;
5086: }
1.579 raeburn 5087: table.LC_pick_box td.LC_evenrow_value {
5088: text-align: left;
5089: padding: 8px;
5090: background-color: $data_table_light;
5091: }
5092: table.LC_pick_box td.LC_oddrow_value {
5093: text-align: left;
5094: padding: 8px;
5095: background-color: $data_table_light;
5096: }
5097: table.LC_helpform_receipt {
5098: width: 620px;
5099: border-collapse: separate;
5100: background: white;
5101: border: 1px solid black;
5102: border-spacing: 1px;
5103: }
5104: table.LC_helpform_receipt td.LC_pick_box_title {
5105: background: $tabbg;
5106: font-weight: bold;
5107: text-align: right;
5108: width: 184px;
5109: padding: 8px;
5110: }
5111: table.LC_helpform_receipt td.LC_evenrow_value {
5112: text-align: left;
5113: padding: 8px;
5114: background-color: $data_table_light;
5115: }
5116: table.LC_helpform_receipt td.LC_oddrow_value {
5117: text-align: left;
5118: padding: 8px;
5119: background-color: $data_table_light;
5120: }
5121: table.LC_helpform_receipt td.LC_pick_box_separator {
5122: padding: 0px;
5123: height: 1px;
5124: background: black;
5125: }
5126: span.LC_helpform_receipt_cat {
5127: font-weight: bold;
5128: }
1.424 albertel 5129: table.LC_group_priv_box {
5130: background: white;
5131: border: 1px solid black;
5132: border-spacing: 1px;
5133: }
5134: table.LC_group_priv_box td.LC_pick_box_title {
5135: background: $tabbg;
5136: font-weight: bold;
5137: text-align: right;
5138: width: 184px;
5139: }
5140: table.LC_group_priv_box td.LC_groups_fixed {
5141: background: $data_table_light;
5142: text-align: center;
5143: }
5144: table.LC_group_priv_box td.LC_groups_optional {
5145: background: $data_table_dark;
5146: text-align: center;
5147: }
5148: table.LC_group_priv_box td.LC_groups_functionality {
5149: background: $data_table_darker;
5150: text-align: center;
5151: font-weight: bold;
5152: }
5153: table.LC_group_priv td {
5154: text-align: left;
5155: padding: 0px;
5156: }
5157:
1.421 albertel 5158: table.LC_notify_front_page {
5159: background: white;
5160: border: 1px solid black;
5161: padding: 8px;
5162: }
5163: table.LC_notify_front_page td {
5164: padding: 8px;
5165: }
1.424 albertel 5166: .LC_navbuttons {
5167: margin: 2ex 0ex 2ex 0ex;
5168: }
1.423 albertel 5169: .LC_topic_bar {
5170: font-family: $sans;
5171: font-weight: bold;
5172: width: 100%;
5173: background: $tabbg;
5174: vertical-align: middle;
5175: margin: 2ex 0ex 2ex 0ex;
5176: }
5177: .LC_topic_bar span {
5178: vertical-align: middle;
5179: }
5180: .LC_topic_bar img {
5181: vertical-align: bottom;
5182: }
5183: table.LC_course_group_status {
5184: margin: 20px;
5185: }
5186: table.LC_status_selector td {
5187: vertical-align: top;
5188: text-align: center;
1.424 albertel 5189: padding: 4px;
5190: }
5191: table.LC_descriptive_input td.LC_description {
5192: vertical-align: top;
5193: text-align: right;
5194: font-weight: bold;
1.423 albertel 5195: }
1.599 albertel 5196: div.LC_feedback_link {
1.616 albertel 5197: clear: both;
1.599 albertel 5198: background: white;
5199: width: 100%;
1.489 raeburn 5200: }
5201: span.LC_feedback_link {
1.599 albertel 5202: background: $feedback_link_bg;
5203: font-size: larger;
5204: }
5205: span.LC_message_link {
5206: background: $feedback_link_bg;
5207: font-size: larger;
5208: position: absolute;
5209: right: 1em;
1.489 raeburn 5210: }
1.421 albertel 5211:
1.515 albertel 5212: table.LC_prior_tries {
1.524 albertel 5213: border: 1px solid #000000;
5214: border-collapse: separate;
5215: border-spacing: 1px;
1.515 albertel 5216: }
1.523 albertel 5217:
1.515 albertel 5218: table.LC_prior_tries td {
1.524 albertel 5219: padding: 2px;
1.515 albertel 5220: }
1.523 albertel 5221:
5222: .LC_answer_correct {
5223: background: #AAFFAA;
5224: color: black;
5225: }
5226: .LC_answer_charged_try {
5227: background: #FFAAAA ! important;
5228: color: black;
5229: }
5230: .LC_answer_not_charged_try,
5231: .LC_answer_no_grade,
5232: .LC_answer_late {
5233: background: #FFFFAA;
5234: color: black;
5235: }
5236: .LC_answer_previous {
5237: background: #AAAAFF;
5238: color: black;
5239: }
5240: .LC_answer_no_message {
5241: background: #FFFFFF;
5242: color: black;
5243: }
5244: .LC_answer_unknown {
5245: background: orange;
5246: color: black;
5247: }
5248:
5249:
1.529 albertel 5250: span.LC_prior_numerical,
5251: span.LC_prior_string,
5252: span.LC_prior_custom,
5253: span.LC_prior_reaction,
5254: span.LC_prior_math {
1.523 albertel 5255: font-family: monospace;
5256: white-space: pre;
5257: }
5258:
1.525 albertel 5259: span.LC_prior_string {
5260: font-family: monospace;
5261: white-space: pre;
5262: }
5263:
1.523 albertel 5264: table.LC_prior_option {
5265: width: 100%;
5266: border-collapse: collapse;
5267: }
1.528 albertel 5268: table.LC_prior_rank, table.LC_prior_match {
5269: border-collapse: collapse;
5270: }
5271: table.LC_prior_option tr td,
5272: table.LC_prior_rank tr td,
5273: table.LC_prior_match tr td {
1.524 albertel 5274: border: 1px solid #000000;
1.515 albertel 5275: }
5276:
1.519 raeburn 5277: span.LC_nobreak {
1.544 albertel 5278: white-space: nowrap;
1.519 raeburn 5279: }
5280:
1.576 raeburn 5281: span.LC_cusr_emph {
5282: font-style: italic;
5283: }
5284:
1.633 raeburn 5285: span.LC_cusr_subheading {
5286: font-weight: normal;
5287: font-size: 85%;
5288: }
5289:
1.545 albertel 5290: table.LC_docs_documents {
5291: background: #BBBBBB;
1.547 albertel 5292: border-width: 0px;
1.545 albertel 5293: border-collapse: collapse;
5294: }
5295:
5296: table.LC_docs_documents td.LC_docs_document {
5297: border: 2px solid black;
5298: padding: 4px;
5299: }
5300:
5301: .LC_docs_entry_move {
5302: border: 0px;
5303: border-collapse: collapse;
1.544 albertel 5304: }
5305:
1.545 albertel 5306: .LC_docs_entry_move td {
5307: border: 2px solid #BBBBBB;
5308: background: #DDDDDD;
5309: }
5310:
5311: .LC_docs_editor td.LC_docs_entry_commands {
5312: background: #DDDDDD;
5313: font-size: x-small;
5314: }
1.544 albertel 5315: .LC_docs_copy {
1.545 albertel 5316: color: #000099;
1.544 albertel 5317: }
5318: .LC_docs_cut {
1.545 albertel 5319: color: #550044;
1.544 albertel 5320: }
5321: .LC_docs_rename {
1.545 albertel 5322: color: #009900;
1.544 albertel 5323: }
5324: .LC_docs_remove {
1.545 albertel 5325: color: #990000;
5326: }
5327:
1.547 albertel 5328: .LC_docs_reinit_warn,
5329: .LC_docs_ext_edit {
5330: font-size: x-small;
5331: }
5332:
1.545 albertel 5333: .LC_docs_editor td.LC_docs_entry_title,
5334: .LC_docs_editor td.LC_docs_entry_icon {
5335: background: #FFFFBB;
5336: }
5337: .LC_docs_editor td.LC_docs_entry_parameter {
5338: background: #BBBBFF;
5339: font-size: x-small;
5340: white-space: nowrap;
5341: }
5342:
5343: table.LC_docs_adddocs td,
5344: table.LC_docs_adddocs th {
5345: border: 1px solid #BBBBBB;
5346: padding: 4px;
5347: background: #DDDDDD;
1.543 albertel 5348: }
5349:
1.584 albertel 5350: table.LC_sty_begin {
5351: background: #BBFFBB;
5352: }
5353: table.LC_sty_end {
5354: background: #FFBBBB;
5355: }
5356:
1.589 raeburn 5357: table.LC_double_column {
5358: border-width: 0px;
5359: border-collapse: collapse;
5360: width: 100%;
5361: padding: 2px;
5362: }
5363:
5364: table.LC_double_column tr td.LC_left_col {
1.590 raeburn 5365: top: 2px;
1.589 raeburn 5366: left: 2px;
5367: width: 47%;
5368: vertical-align: top;
5369: }
5370:
5371: table.LC_double_column tr td.LC_right_col {
5372: top: 2px;
5373: right: 2px;
5374: width: 47%;
5375: vertical-align: top;
5376: }
5377:
1.594 raeburn 5378: span.LC_role_level {
5379: font-weight: bold;
5380: }
5381:
1.591 raeburn 5382: div.LC_left_float {
5383: float: left;
5384: padding-right: 5%;
1.597 albertel 5385: padding-bottom: 4px;
1.591 raeburn 5386: }
5387:
5388: div.LC_clear_float_header {
1.597 albertel 5389: padding-bottom: 2px;
1.591 raeburn 5390: }
5391:
5392: div.LC_clear_float_footer {
1.597 albertel 5393: padding-top: 10px;
1.591 raeburn 5394: clear: both;
5395: }
5396:
1.597 albertel 5397:
5398: div.LC_grade_show_user {
5399: margin-top: 20px;
5400: border: 1px solid black;
5401: }
5402: div.LC_grade_user_name {
5403: background: #DDDDEE;
5404: border-bottom: 1px solid black;
1.705 tempelho 5405: font-weight: bold;
5406: font-size: large;
1.597 albertel 5407: }
5408: div.LC_grade_show_user_odd_row div.LC_grade_user_name {
5409: background: #DDEEDD;
5410: }
5411:
5412: div.LC_grade_show_problem,
5413: div.LC_grade_submissions,
5414: div.LC_grade_message_center,
5415: div.LC_grade_info_links,
5416: div.LC_grade_assign {
5417: margin: 5px;
5418: width: 99%;
5419: background: #FFFFFF;
5420: }
5421: div.LC_grade_show_problem_header,
5422: div.LC_grade_submissions_header,
5423: div.LC_grade_message_center_header,
5424: div.LC_grade_assign_header {
1.705 tempelho 5425: font-weight: bold;
5426: font-size: large;
1.597 albertel 5427: }
5428: div.LC_grade_show_problem_problem,
5429: div.LC_grade_submissions_body,
5430: div.LC_grade_message_center_body,
5431: div.LC_grade_assign_body {
5432: border: 1px solid black;
5433: width: 99%;
5434: background: #FFFFFF;
5435: }
1.598 albertel 5436: span.LC_grade_check_note {
1.705 tempelho 5437: font-weight: normal;
5438: font-size: medium;
1.598 albertel 5439: display: inline;
5440: position: absolute;
5441: right: 1em;
5442: }
1.597 albertel 5443:
1.613 albertel 5444: table.LC_scantron_action {
5445: width: 100%;
5446: }
5447: table.LC_scantron_action tr th {
1.698 harmsja 5448: font-weight:bold;
5449: font-style:normal;
1.613 albertel 5450: }
1.698 harmsja 5451: .LC_edit_problem_header,
1.614 albertel 5452: div.LC_edit_problem_footer {
1.705 tempelho 5453: font-weight: normal;
5454: font-size: medium;
1.602 albertel 5455: margin: 2px;
1.600 albertel 5456: }
5457: div.LC_edit_problem_header,
1.602 albertel 5458: div.LC_edit_problem_header div,
1.614 albertel 5459: div.LC_edit_problem_footer,
5460: div.LC_edit_problem_footer div,
1.602 albertel 5461: div.LC_edit_problem_editxml_header,
5462: div.LC_edit_problem_editxml_header div {
1.600 albertel 5463: margin-top: 5px;
5464: }
1.602 albertel 5465: div.LC_edit_problem_header_edit_row {
5466: background: $tabbg;
5467: padding: 3px;
5468: margin-bottom: 5px;
5469: }
1.600 albertel 5470: div.LC_edit_problem_header_title {
1.705 tempelho 5471: font-weight: bold;
5472: font-size: larger;
1.602 albertel 5473: background: $tabbg;
5474: padding: 3px;
5475: }
5476: table.LC_edit_problem_header_title {
1.705 tempelho 5477: font-size: larger;
5478: font-weight: bold;
1.602 albertel 5479: width: 100%;
5480: border-color: $pgbg;
5481: border-style: solid;
5482: border-width: $border;
5483:
1.600 albertel 5484: background: $tabbg;
1.602 albertel 5485: border-collapse: collapse;
5486: padding: 0px
5487: }
5488:
5489: div.LC_edit_problem_discards {
5490: float: left;
5491: padding-bottom: 5px;
5492: }
5493: div.LC_edit_problem_saves {
5494: float: right;
5495: padding-bottom: 5px;
1.600 albertel 5496: }
5497: hr.LC_edit_problem_divide {
1.602 albertel 5498: clear: both;
1.600 albertel 5499: color: $tabbg;
5500: background-color: $tabbg;
5501: height: 3px;
5502: border: 0px;
5503: }
1.679 riegler 5504: img.stift{
1.678 riegler 5505: border-width:0;
1.679 riegler 5506: vertical-align:middle;
1.677 riegler 5507: }
1.680 riegler 5508:
1.681 riegler 5509: table#LC_mainmenu{
5510: margin-top:10px;
5511: width:80%;
5512:
5513: }
5514:
1.680 riegler 5515: table#LC_mainmenu td.LC_mainmenu_col_fieldset{
5516: vertical-align: top;
5517: width: 45%;
5518: }
5519: .LC_mainmenu_fieldset_category {
5520: color: $font;
5521: background: $pgbg;
5522: font-family: $sans;
5523: font-size: small;
5524: font-weight: bold;
5525: }
5526:
1.716 raeburn 5527: div.LC_createcourse {
5528: margin: 10px 10px 10px 10px;
5529: }
5530:
1.693 droeschl 5531: /* ---- Remove when done ----
5532: # The following styles is part of the redesign of LON-CAPA and are
5533: # subject to change during this project.
5534: # Don't rely on their current functionality as they might be
5535: # changed or removed.
5536: # --------------------------*/
5537:
1.698 harmsja 5538: a:hover,
1.721 harmsja 5539: ol.LC_smallMenu a:hover,
5540: ol#LC_MenuBreadcrumbs a:hover,
5541: ol#LC_PathBreadcrumbs a:hover,
5542: ul#LC_TabMainMenuContent a:hover,
5543: .LC_FormSectionClearButton input:hover
5544: ul.LC_TabContent li:hover a{
1.698 harmsja 5545: color:#BF2317;
5546: text-decoration:none;
1.693 droeschl 5547: }
5548:
5549: h1 {
1.721 harmsja 5550: padding:5px 10px 5px 20px;
1.693 droeschl 5551: line-height:130%;
5552: }
1.698 harmsja 5553:
1.693 droeschl 5554: h2,h3,h4,h5,h6
5555: {
1.721 harmsja 5556: margin:5px 0px 5px 0px;
5557: padding:0px;
5558: line-height:130%;
1.693 droeschl 5559: }
1.721 harmsja 5560: .LC_hcell{
1.698 harmsja 5561: padding:3px 15px 3px 15px;
5562: margin:0px;
1.703 harmsja 5563: background-color:$tabbg;
5564: border-bottom:solid 1px $lg_border_color;
1.693 droeschl 5565: }
1.721 harmsja 5566: .LC_noBorder {
1.698 harmsja 5567: border:0px;
5568: }
1.693 droeschl 5569:
1.722 harmsja 5570: .LC_bgLightGrey{
1.741 harmsja 5571: background:URL(/adm/lonIcons/lightGreyBG.png) repeat-x left bottom;
1.722 harmsja 5572: }
1.741 harmsja 5573:
1.693 droeschl 5574:
1.698 harmsja 5575: /* Main Header with discription of Person, Course, etc. */
1.721 harmsja 5576: .LC_HeadRight {
1.693 droeschl 5577: text-align: right;
5578: float: right;
5579: margin: 0px;
5580: padding: 0px;
1.698 harmsja 5581: right:0;
1.693 droeschl 5582: position:absolute;
1.698 harmsja 5583: overflow:hidden;
1.693 droeschl 5584: }
5585:
1.721 harmsja 5586: p, .LC_ContentBox {
1.698 harmsja 5587: padding: 10px;
5588:
5589: }
1.721 harmsja 5590: .LC_FormSectionClearButton input {
1.741 harmsja 5591: background-color:transparent;
1.698 harmsja 5592: border:0px;
5593: cursor:pointer;
5594: text-decoration:underline;
1.693 droeschl 5595: }
5596:
5597:
1.698 harmsja 5598: dl,ul,div,fieldset {
5599: margin: 10px 10px 10px 0px;
1.693 droeschl 5600: overflow:hidden;
5601: }
1.721 harmsja 5602: ol.LC_smallMenu, ol#LC_PathBreadcrumbs {
1.698 harmsja 5603: margin: 0px;
1.693 droeschl 5604: }
5605:
1.721 harmsja 5606: ol.LC_smallMenu li {
1.693 droeschl 5607: display: inline;
5608: padding: 5px 5px 0px 10px;
5609: vertical-align: top;
5610: }
5611:
1.721 harmsja 5612: ol.LC_smallMenu li img {
1.693 droeschl 5613: vertical-align: bottom;
5614: }
5615:
1.721 harmsja 5616: ol.LC_smallMenu a {
1.693 droeschl 5617: font-size: 90%;
5618: color: RGB(80, 80, 80);
5619: text-decoration: none;
5620: }
1.744 ehlerst 5621: ol#LC_TabMainMenueContent, ul.LC_TabContent ,
1.741 harmsja 5622: ul.LC_TabContentBigger {
1.721 harmsja 5623: display:block;
5624: list-style:none;
1.741 harmsja 5625: margin: 0px;
1.693 droeschl 5626: padding: 0px;
5627: }
5628:
1.744 ehlerst 5629: ol#LC_TabMainMenuContent li, ul.LC_TabContent li,
1.741 harmsja 5630: ul.LC_TabContentBigger li{
1.693 droeschl 5631: display: inline;
1.741 harmsja 5632: border-right: solid 1px $lg_border_color;
5633: float:left;
5634: line-height:140%;
5635: white-space:nowrap;
5636: }
5637: ol#LC_TabMainMenuContent li{
1.693 droeschl 5638: vertical-align: bottom;
5639: border-bottom: solid 1px RGB(175, 175, 175);
1.721 harmsja 5640: padding: 5px 10px 5px 10px;
1.741 harmsja 5641: margin-right:5px;
5642: margin-bottom:3px;
1.693 droeschl 5643: font-weight: bold;
1.723 riegler 5644: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5645: }
5646:
1.721 harmsja 5647: ol#LC_TabMainMenuContent li a{
1.693 droeschl 5648: color: RGB(47, 47, 47);
5649: text-decoration: none;
5650: }
1.721 harmsja 5651: ul.LC_TabContent {
1.741 harmsja 5652: min-height:1.6em;
1.721 harmsja 5653: }
5654: ul.LC_TabContent li{
1.741 harmsja 5655: vertical-align:middle;
5656: padding:0px 10px 0px 10px;
1.745 ehlerst 5657: background-color:$tabbg;
5658: border-bottom:solid 1px $lg_border_color;
1.721 harmsja 5659: }
1.744 ehlerst 5660: ul.LC_TabContent li a, ul.LC_TabContent li{
1.721 harmsja 5661: color:rgb(47,47,47);
5662: text-decoration:none;
5663: font-size:95%;
5664: font-weight:bold;
5665: }
1.744 ehlerst 5666: ul.LC_TabContent li:hover, ul.LC_TabContent li.active{
5667: background-color:#FFFFFF;
1.745 ehlerst 5668: border-bottom:solid 1px #FFFFFF;
1.744 ehlerst 5669: }
1.741 harmsja 5670: ul.LC_TabContentBigger li{
5671: vertical-align:bottom;
5672: border-top:solid 1px $lg_border_color;
5673: border-left:solid 1px $lg_border_color;
5674: padding:5px 10px 5px 10px;
5675: margin-left:2px;
5676: background:url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
5677: }
1.744 ehlerst 5678: ul.LC_TabContentBigger li:hover, ul.LC_TabContentBigger li.active{
5679: background:url(/adm/lonIcons/lightGreyBG.png) repeat-x right bottom;
5680: }
1.741 harmsja 5681: ul.LC_TabContentBigger li, ul.LC_TabContentBigger li a{
5682: font-size:110%;
5683: font-weight:bold;
5684: }
5685: #LC_CourseDocuments, #LC_SupplementalCourseDocuments
5686: {
5687: margin:0px;
1.737 tempelho 5688: }
5689:
1.721 harmsja 5690: .LC_hideThis
5691: {
5692: display:none;
5693: visibility:hidden;
1.693 droeschl 5694: }
5695:
1.721 harmsja 5696: ol#LC_MenuBreadcrumbs, ol#LC_PathBreadcrumbs {
1.693 droeschl 5697: border-top: solid 1px RGB(255, 255, 255);
5698: height: 20px;
5699: line-height: 20px;
5700: vertical-align: bottom;
5701: margin: 0px 0px 30px 0px;
5702: padding-left: 10px;
5703: list-style-position: inside;
1.723 riegler 5704: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5705: }
5706:
1.721 harmsja 5707: ol#LC_MenuBreadcrumbs li, ol#LC_PathBreadcrumbs li {
1.741 harmsja 5708: /*
1.723 riegler 5709: background: url(/adm/lonIcons/arrow_white.png) no-repeat left center;
1.741 harmsja 5710: */
1.693 droeschl 5711: display: inline;
5712: padding: 0px 0px 0px 10px;
5713: vertical-align: bottom;
5714: overflow:hidden;
5715: }
5716:
1.721 harmsja 5717: ol#LC_MenuBreadcrumbs li a {
1.693 droeschl 5718: text-decoration: none;
5719: font-size:90%;
5720: }
1.721 harmsja 5721: ol#LC_PathBreadcrumbs li a{
1.698 harmsja 5722: text-decoration:none;
5723: font-size:100%;
5724: font-weight:bold;
1.693 droeschl 5725: }
1.721 harmsja 5726: .LC_ContentBoxSpecial
1.693 droeschl 5727: {
1.701 harmsja 5728: border: solid 1px $lg_border_color;
1.746 neumanie 5729: max-width:70%;
5730: min-width:70%;
5731: }
5732: .LC_ContentBoxSpecialContactInfo
5733: {
5734: border: solid 1px $lg_border_color;
5735: max-width:25%;
5736: min-width:25%;
1.698 harmsja 5737: }
1.747 ! neumanie 5738: .LC_AboutMe_Image
! 5739: {
! 5740: float:left;
! 5741: margin-right:10px;
! 5742: }
! 5743: .LC_Clear_AboutMe_Image
! 5744: {
! 5745: clear:left;
! 5746: }
1.721 harmsja 5747: dl.LC_ListStyleClean dt {
1.693 droeschl 5748: padding-right: 5px;
5749: display: table-header-group;
5750: }
5751:
1.721 harmsja 5752: dl.LC_ListStyleClean dd {
1.693 droeschl 5753: display: table-row;
5754: }
5755:
1.721 harmsja 5756: .LC_ListStyleClean,
5757: .LC_ListStyleSimple,
5758: .LC_ListStyleNormal,
5759: .LC_ListStyleNormal_Border,
5760: .LC_ListStyleSpecial
1.693 droeschl 5761: {
5762: /*display:block; */
5763: list-style-position: inside;
5764: list-style-type: none;
5765: overflow: hidden;
5766: padding: 0px;
5767: }
5768:
1.721 harmsja 5769: .LC_ListStyleSimple li,
5770: .LC_ListStyleSimple dd,
5771: .LC_ListStyleNormal li,
5772: .LC_ListStyleNormal dd,
5773: .LC_ListStyleSpecial li,
5774: .LC_ListStyleSpecial dd
1.693 droeschl 5775: {
5776: margin: 0px;
5777: padding: 5px 5px 5px 10px;
5778: clear: both;
5779: }
5780:
1.721 harmsja 5781: .LC_ListStyleClean li,
5782: .LC_ListStyleClean dd {
1.693 droeschl 5783: padding-top: 0px;
5784: padding-bottom: 0px;
5785: }
5786:
1.721 harmsja 5787: .LC_ListStyleSimple dd,
5788: .LC_ListStyleSimple li{
1.698 harmsja 5789: border-bottom: solid 1px $lg_border_color;
1.693 droeschl 5790: }
5791:
1.721 harmsja 5792: .LC_ListStyleSpecial li,
5793: .LC_ListStyleSpecial dd {
1.693 droeschl 5794: list-style-type: none;
5795: background-color: RGB(220, 220, 220);
5796: margin-bottom: 4px;
5797: }
5798:
1.721 harmsja 5799: table.LC_SimpleTable {
1.698 harmsja 5800: margin:5px;
5801: border:solid 1px $lg_border_color;
1.693 droeschl 5802: }
5803:
1.721 harmsja 5804: table.LC_SimpleTable tr {
1.698 harmsja 5805: padding:0px;
5806: border:solid 1px $lg_border_color;
1.693 droeschl 5807: }
1.721 harmsja 5808: table.LC_SimpleTable thead{
1.698 harmsja 5809: background:rgb(220,220,220);
1.693 droeschl 5810: }
5811:
1.721 harmsja 5812: div.LC_columnSection {
1.693 droeschl 5813: display: block;
5814: clear: both;
5815: overflow: hidden;
5816: margin:0px;
5817: }
5818:
1.721 harmsja 5819: div.LC_columnSection>* {
1.693 droeschl 5820: float: left;
5821: margin: 10px 20px 10px 0px;
1.747 ! neumanie 5822: overflow:hidden;
1.693 droeschl 5823: }
1.721 harmsja 5824: div.LC_columnSection > .LC_ContentBox,
5825: div.LC_columnSection > .LC_ContentBoxSpecial
1.693 droeschl 5826: {
1.747 ! neumanie 5827: width: 400px;
1.693 droeschl 5828: }
1.721 harmsja 5829:
1.719 ehlerst 5830: .ContentBoxSpecialTemplate
5831: {
1.747 ! neumanie 5832: border: solid 1px $lg_border_color;
1.719 ehlerst 5833: }
5834: .ContentBoxTemplate {
5835: padding:10px;
5836: }
5837:
1.721 harmsja 5838: div.LC_columnSection > .ContentBoxTemplate,
5839: div.LC_columnSection > .ContentBoxSpecialTemplate
1.719 ehlerst 5840: {
5841: width: 600px;
5842:
5843: }
5844:
1.720 ehlerst 5845: .clear{
5846: clear: both;
5847: line-height: 0px;
5848: font-size: 0px;
5849: height: 0px;
5850: }
1.693 droeschl 5851:
1.694 tempelho 5852: .LC_loginpage_container {
5853: text-align:left;
5854: margin : 0 auto;
5855: width:65%;
5856: padding: 10px;
5857: height: auto;
1.712 muellerd 5858: background-color:#FFFFFF;
1.694 tempelho 5859: border:1px solid #CCCCCC;
5860: }
5861:
5862:
5863: .LC_loginpage_loginContainer {
5864: float:left;
1.712 muellerd 5865: width: 182px;
5866: border:1px solid #CCCCCC;
5867: background-color:$loginbg;
1.694 tempelho 5868: }
5869:
1.717 tempelho 5870: .LC_loginpage_loginContainer h2{
1.712 muellerd 5871: margin-top:0;
5872: display:block;
5873: background:$bgcol;
5874: color:$textcol;
5875: padding-left:5px;
5876: }
1.694 tempelho 5877: .LC_loginpage_loginInfo {
5878: margin-left:20px;
5879: float:left;
5880: width:30%;
5881: border:1px solid #CCCCCC;
5882: padding:10px;
5883: }
5884:
1.712 muellerd 5885: .LC_loginpage_loginDomain {
5886: margin-right:20px;
5887: width:20%;
5888: float:left;
5889: padding:10px;
5890: }
5891:
1.694 tempelho 5892: .LC_loginpage_space {
5893: clear:both;
5894: margin-bottom:20px;
5895: border-bottom: 1px solid #CCCCCC;
5896: }
5897:
1.343 albertel 5898: END
5899: }
5900:
1.306 albertel 5901: =pod
5902:
5903: =item * &headtag()
5904:
5905: Returns a uniform footer for LON-CAPA web pages.
5906:
1.307 albertel 5907: Inputs: $title - optional title for the head
5908: $head_extra - optional extra HTML to put inside the <head>
1.315 albertel 5909: $args - optional arguments
1.319 albertel 5910: force_register - if is true call registerurl so the remote is
5911: informed
1.415 albertel 5912: redirect -> array ref of
5913: 1- seconds before redirect occurs
5914: 2- url to redirect to
5915: 3- whether the side effect should occur
1.315 albertel 5916: (side effect of setting
5917: $env{'internal.head.redirect'} to the url
5918: redirected too)
1.352 albertel 5919: domain -> force to color decorate a page for a specific
5920: domain
5921: function -> force usage of a specific rolish color scheme
5922: bgcolor -> override the default page bgcolor
1.460 albertel 5923: no_auto_mt_title
5924: -> prevent &mt()ing the title arg
1.464 albertel 5925:
1.306 albertel 5926: =cut
5927:
5928: sub headtag {
1.313 albertel 5929: my ($title,$head_extra,$args) = @_;
1.306 albertel 5930:
1.363 albertel 5931: my $function = $args->{'function'} || &get_users_function();
5932: my $domain = $args->{'domain'} || &determinedomain();
5933: my $bgcolor = $args->{'bgcolor'} || &designparm($function.'.pgbg',$domain);
1.418 albertel 5934: my $url = join(':',$env{'user.name'},$env{'user.domain'},
1.458 albertel 5935: $Apache::lonnet::perlvar{'lonVersion'},
1.531 albertel 5936: #time(),
1.418 albertel 5937: $env{'environment.color.timestamp'},
1.363 albertel 5938: $function,$domain,$bgcolor);
5939:
1.369 www 5940: $url = '/adm/css/'.&escape($url).'.css';
1.363 albertel 5941:
1.308 albertel 5942: my $result =
5943: '<head>'.
1.461 albertel 5944: &font_settings();
1.319 albertel 5945:
1.461 albertel 5946: if (!$args->{'frameset'}) {
5947: $result .= &Apache::lonhtmlcommon::htmlareaheaders();
5948: }
1.319 albertel 5949: if ($args->{'force_register'}) {
5950: $result .= &Apache::lonmenu::registerurl(1);
5951: }
1.436 albertel 5952: if (!$args->{'no_nav_bar'}
5953: && !$args->{'only_body'}
5954: && !$args->{'frameset'}) {
5955: $result .= &help_menu_js();
5956: }
1.319 albertel 5957:
1.314 albertel 5958: if (ref($args->{'redirect'})) {
1.414 albertel 5959: my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
1.315 albertel 5960: $url = &Apache::lonenc::check_encrypt($url);
1.414 albertel 5961: if (!$inhibit_continue) {
5962: $env{'internal.head.redirect'} = $url;
5963: }
1.313 albertel 5964: $result.=<<ADDMETA
5965: <meta http-equiv="pragma" content="no-cache" />
1.344 albertel 5966: <meta http-equiv="Refresh" content="$time; url=$url" />
1.313 albertel 5967: ADDMETA
5968: }
1.306 albertel 5969: if (!defined($title)) {
5970: $title = 'The LearningOnline Network with CAPA';
5971: }
1.460 albertel 5972: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
5973: $result .= '<title> LON-CAPA '.$title.'</title>'
1.414 albertel 5974: .'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
5975: .$head_extra;
1.306 albertel 5976: return $result;
5977: }
5978:
5979: =pod
5980:
1.340 albertel 5981: =item * &font_settings()
5982:
5983: Returns neccessary <meta> to set the proper encoding
5984:
5985: Inputs: none
5986:
5987: =cut
5988:
5989: sub font_settings {
5990: my $headerstring='';
1.647 www 5991: if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
1.340 albertel 5992: $headerstring.=
5993: '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
5994: }
5995: return $headerstring;
5996: }
5997:
1.341 albertel 5998: =pod
5999:
6000: =item * &xml_begin()
6001:
6002: Returns the needed doctype and <html>
6003:
6004: Inputs: none
6005:
6006: =cut
6007:
6008: sub xml_begin {
6009: my $output='';
6010:
1.592 albertel 6011: if ($env{'internal.start_page'}==1) {
6012: &Apache::lonhtmlcommon::init_htmlareafields();
6013: }
1.342 albertel 6014:
1.341 albertel 6015: if ($env{'browser.mathml'}) {
6016: $output='<?xml version="1.0"?>'
6017: #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
6018: # .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
6019:
6020: # .'<!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">] >'
6021: .'<!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">'
6022: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
6023: .'xmlns="http://www.w3.org/1999/xhtml">';
6024: } else {
6025: $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
6026: }
6027: return $output;
6028: }
1.340 albertel 6029:
6030: =pod
6031:
1.306 albertel 6032: =item * &endheadtag()
6033:
6034: Returns a uniform </head> for LON-CAPA web pages.
6035:
6036: Inputs: none
6037:
6038: =cut
6039:
6040: sub endheadtag {
6041: return '</head>';
6042: }
6043:
6044: =pod
6045:
6046: =item * &head()
6047:
6048: Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
6049:
1.648 raeburn 6050: Inputs:
6051:
6052: =over 4
6053:
6054: $title - optional title for the page
6055:
6056: $head_extra - optional extra HTML to put inside the <head>
6057:
6058: =back
1.405 albertel 6059:
1.306 albertel 6060: =cut
6061:
6062: sub head {
1.325 albertel 6063: my ($title,$head_extra,$args) = @_;
6064: return &headtag($title,$head_extra,$args).&endheadtag();
1.306 albertel 6065: }
6066:
6067: =pod
6068:
6069: =item * &start_page()
6070:
6071: Returns a complete <html> .. <body> section for LON-CAPA web pages.
6072:
1.648 raeburn 6073: Inputs:
6074:
6075: =over 4
6076:
6077: $title - optional title for the page
6078:
6079: $head_extra - optional extra HTML to incude inside the <head>
6080:
6081: $args - additional optional args supported are:
6082:
6083: =over 8
6084:
6085: only_body -> is true will set &bodytag() onlybodytag
1.317 albertel 6086: arg on
1.648 raeburn 6087: no_nav_bar -> is true will set &bodytag() notopbar arg on
6088: add_entries -> additional attributes to add to the <body>
6089: domain -> force to color decorate a page for a
1.317 albertel 6090: specific domain
1.648 raeburn 6091: function -> force usage of a specific rolish color
1.317 albertel 6092: scheme
1.648 raeburn 6093: redirect -> see &headtag()
6094: bgcolor -> override the default page bg color
6095: js_ready -> return a string ready for being used in
1.317 albertel 6096: a javascript writeln
1.648 raeburn 6097: html_encode -> return a string ready for being used in
1.320 albertel 6098: a html attribute
1.648 raeburn 6099: force_register -> if is true will turn on the &bodytag()
1.317 albertel 6100: $forcereg arg
1.648 raeburn 6101: body_title -> alternate text to use instead of $title
1.326 albertel 6102: in the title box that appears, this text
6103: is not auto translated like the $title is
1.648 raeburn 6104: frameset -> if true will start with a <frameset>
1.330 albertel 6105: rather than <body>
1.648 raeburn 6106: no_title -> if true the title bar won't be shown
6107: skip_phases -> hash ref of
1.338 albertel 6108: head -> skip the <html><head> generation
6109: body -> skip all <body> generation
1.648 raeburn 6110: no_inline_link -> if true and in remote mode, don't show the
1.361 albertel 6111: 'Switch To Inline Menu' link
1.648 raeburn 6112: no_auto_mt_title -> prevent &mt()ing the title arg
6113: inherit_jsmath -> when creating popup window in a page,
6114: should it have jsmath forced on by the
6115: current page
1.361 albertel 6116:
1.648 raeburn 6117: =back
1.460 albertel 6118:
1.648 raeburn 6119: =back
1.562 albertel 6120:
1.306 albertel 6121: =cut
6122:
6123: sub start_page {
1.309 albertel 6124: my ($title,$head_extra,$args) = @_;
1.318 albertel 6125: #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
1.313 albertel 6126: my %head_args;
1.352 albertel 6127: foreach my $arg ('redirect','force_register','domain','function',
1.460 albertel 6128: 'bgcolor','frameset','no_nav_bar','only_body',
6129: 'no_auto_mt_title') {
1.319 albertel 6130: if (defined($args->{$arg})) {
1.324 raeburn 6131: $head_args{$arg} = $args->{$arg};
1.319 albertel 6132: }
1.313 albertel 6133: }
1.319 albertel 6134:
1.315 albertel 6135: $env{'internal.start_page'}++;
1.338 albertel 6136: my $result;
6137: if (! exists($args->{'skip_phases'}{'head'}) ) {
6138: $result.=
1.341 albertel 6139: &xml_begin().
1.338 albertel 6140: &headtag($title,$head_extra,\%head_args).&endheadtag();
6141: }
6142:
6143: if (! exists($args->{'skip_phases'}{'body'}) ) {
6144: if ($args->{'frameset'}) {
6145: my $attr_string = &make_attr_string($args->{'force_register'},
6146: $args->{'add_entries'});
6147: $result .= "\n<frameset $attr_string>\n";
6148: } else {
6149: $result .=
6150: &bodytag($title,
6151: $args->{'function'}, $args->{'add_entries'},
6152: $args->{'only_body'}, $args->{'domain'},
6153: $args->{'force_register'}, $args->{'body_title'},
6154: $args->{'no_nav_bar'}, $args->{'bgcolor'},
1.460 albertel 6155: $args->{'no_title'}, $args->{'no_inline_link'},
6156: $args);
1.338 albertel 6157: }
1.330 albertel 6158: }
1.338 albertel 6159:
1.315 albertel 6160: if ($args->{'js_ready'}) {
1.713 kaisler 6161: $result = &js_ready($result);
1.315 albertel 6162: }
1.320 albertel 6163: if ($args->{'html_encode'}) {
1.713 kaisler 6164: $result = &html_encode($result);
6165: }
6166:
1.718 raeburn 6167: if (exists($args->{'bread_crumbs'})) {
6168: &Apache::lonhtmlcommon::clear_breadcrumbs();
6169: if (ref($args->{'bread_crumbs'}) eq 'ARRAY') {
6170: foreach my $crumb (@{$args->{'bread_crumbs'}}){
6171: &Apache::lonhtmlcommon::add_breadcrumb($crumb);
6172: }
6173: }
6174: $result .= &Apache::lonhtmlcommon::breadcrumbs();
1.320 albertel 6175: }
1.713 kaisler 6176:
1.315 albertel 6177: return $result;
1.306 albertel 6178: }
6179:
1.330 albertel 6180:
1.306 albertel 6181: =pod
6182:
6183: =item * &head()
6184:
6185: Returns a complete </body></html> section for LON-CAPA web pages.
6186:
1.315 albertel 6187: Inputs: $args - additional optional args supported are:
6188: js_ready -> return a string ready for being used in
6189: a javascript writeln
1.320 albertel 6190: html_encode -> return a string ready for being used in
6191: a html attribute
1.330 albertel 6192: frameset -> if true will start with a <frameset>
6193: rather than <body>
1.493 albertel 6194: dicsussion -> if true will get discussion from
6195: lonxml::xmlend
6196: (you can pass the target and parser arguments
6197: through optional 'target' and 'parser' args
6198: to this routine)
1.306 albertel 6199:
6200: =cut
6201:
6202: sub end_page {
1.315 albertel 6203: my ($args) = @_;
6204: $env{'internal.end_page'}++;
1.330 albertel 6205: my $result;
1.335 albertel 6206: if ($args->{'discussion'}) {
6207: my ($target,$parser);
6208: if (ref($args->{'discussion'})) {
6209: ($target,$parser) =($args->{'discussion'}{'target'},
6210: $args->{'discussion'}{'parser'});
6211: }
6212: $result .= &Apache::lonxml::xmlend($target,$parser);
6213: }
6214:
1.330 albertel 6215: if ($args->{'frameset'}) {
6216: $result .= '</frameset>';
6217: } else {
1.635 raeburn 6218: $result .= &endbodytag($args);
1.330 albertel 6219: }
6220: $result .= "\n</html>";
6221:
1.315 albertel 6222: if ($args->{'js_ready'}) {
1.317 albertel 6223: $result = &js_ready($result);
1.315 albertel 6224: }
1.335 albertel 6225:
1.320 albertel 6226: if ($args->{'html_encode'}) {
6227: $result = &html_encode($result);
6228: }
1.335 albertel 6229:
1.315 albertel 6230: return $result;
6231: }
6232:
1.320 albertel 6233: sub html_encode {
6234: my ($result) = @_;
6235:
1.322 albertel 6236: $result = &HTML::Entities::encode($result,'<>&"');
1.320 albertel 6237:
6238: return $result;
6239: }
1.317 albertel 6240: sub js_ready {
6241: my ($result) = @_;
6242:
1.323 albertel 6243: $result =~ s/[\n\r]/ /xmsg;
6244: $result =~ s/\\/\\\\/xmsg;
6245: $result =~ s/'/\\'/xmsg;
1.372 albertel 6246: $result =~ s{</}{<\\/}xmsg;
1.317 albertel 6247:
6248: return $result;
6249: }
6250:
1.315 albertel 6251: sub validate_page {
6252: if ( exists($env{'internal.start_page'})
1.316 albertel 6253: && $env{'internal.start_page'} > 1) {
6254: &Apache::lonnet::logthis('start_page called multiple times '.
1.318 albertel 6255: $env{'internal.start_page'}.' '.
1.316 albertel 6256: $ENV{'request.filename'});
1.315 albertel 6257: }
6258: if ( exists($env{'internal.end_page'})
1.316 albertel 6259: && $env{'internal.end_page'} > 1) {
6260: &Apache::lonnet::logthis('end_page called multiple times '.
1.318 albertel 6261: $env{'internal.end_page'}.' '.
1.316 albertel 6262: $env{'request.filename'});
1.315 albertel 6263: }
6264: if ( exists($env{'internal.start_page'})
6265: && ! exists($env{'internal.end_page'})) {
1.316 albertel 6266: &Apache::lonnet::logthis('start_page called without end_page '.
6267: $env{'request.filename'});
1.315 albertel 6268: }
6269: if ( ! exists($env{'internal.start_page'})
6270: && exists($env{'internal.end_page'})) {
1.316 albertel 6271: &Apache::lonnet::logthis('end_page called without start_page'.
6272: $env{'request.filename'});
1.315 albertel 6273: }
1.306 albertel 6274: }
1.315 albertel 6275:
1.318 albertel 6276: sub simple_error_page {
6277: my ($r,$title,$msg) = @_;
6278: my $page =
6279: &Apache::loncommon::start_page($title).
6280: &mt($msg).
6281: &Apache::loncommon::end_page();
6282: if (ref($r)) {
6283: $r->print($page);
1.327 albertel 6284: return;
1.318 albertel 6285: }
6286: return $page;
6287: }
1.347 albertel 6288:
6289: {
1.610 albertel 6290: my @row_count;
1.347 albertel 6291: sub start_data_table {
1.422 albertel 6292: my ($add_class) = @_;
6293: my $css_class = (join(' ','LC_data_table',$add_class));
1.610 albertel 6294: unshift(@row_count,0);
1.422 albertel 6295: return '<table class="'.$css_class.'">'."\n";
1.347 albertel 6296: }
6297:
6298: sub end_data_table {
1.610 albertel 6299: shift(@row_count);
1.389 albertel 6300: return '</table>'."\n";;
1.347 albertel 6301: }
6302:
6303: sub start_data_table_row {
1.422 albertel 6304: my ($add_class) = @_;
1.610 albertel 6305: $row_count[0]++;
6306: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.428 albertel 6307: $css_class = (join(' ',$css_class,$add_class));
1.422 albertel 6308: return '<tr class="'.$css_class.'">'."\n";;
1.347 albertel 6309: }
1.471 banghart 6310:
6311: sub continue_data_table_row {
6312: my ($add_class) = @_;
1.610 albertel 6313: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.471 banghart 6314: $css_class = (join(' ',$css_class,$add_class));
6315: return '<tr class="'.$css_class.'">'."\n";;
6316: }
1.347 albertel 6317:
6318: sub end_data_table_row {
1.389 albertel 6319: return '</tr>'."\n";;
1.347 albertel 6320: }
1.367 www 6321:
1.421 albertel 6322: sub start_data_table_empty_row {
1.707 bisitz 6323: # $row_count[0]++;
1.421 albertel 6324: return '<tr class="LC_empty_row" >'."\n";;
6325: }
6326:
6327: sub end_data_table_empty_row {
6328: return '</tr>'."\n";;
6329: }
6330:
1.367 www 6331: sub start_data_table_header_row {
1.389 albertel 6332: return '<tr class="LC_header_row">'."\n";;
1.367 www 6333: }
6334:
6335: sub end_data_table_header_row {
1.389 albertel 6336: return '</tr>'."\n";;
1.367 www 6337: }
1.347 albertel 6338: }
6339:
1.548 albertel 6340: =pod
6341:
6342: =item * &inhibit_menu_check($arg)
6343:
6344: Checks for a inhibitmenu state and generates output to preserve it
6345:
6346: Inputs: $arg - can be any of
6347: - undef - in which case the return value is a string
6348: to add into arguments list of a uri
6349: - 'input' - in which case the return value is a HTML
6350: <form> <input> field of type hidden to
6351: preserve the value
6352: - a url - in which case the return value is the url with
6353: the neccesary cgi args added to preserve the
6354: inhibitmenu state
6355: - a ref to a url - no return value, but the string is
6356: updated to include the neccessary cgi
6357: args to preserve the inhibitmenu state
6358:
6359: =cut
6360:
6361: sub inhibit_menu_check {
6362: my ($arg) = @_;
6363: &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
6364: if ($arg eq 'input') {
6365: if ($env{'form.inhibitmenu'}) {
6366: return '<input type="hidden" name="inhibitmenu" value="'.$env{'form.inhibitmenu'}.'" />';
6367: } else {
6368: return
6369: }
6370: }
6371: if ($env{'form.inhibitmenu'}) {
6372: if (ref($arg)) {
6373: $$arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6374: } elsif ($arg eq '') {
6375: $arg .= 'inhibitmenu='.$env{'form.inhibitmenu'};
6376: } else {
6377: $arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6378: }
6379: }
6380: if (!ref($arg)) {
6381: return $arg;
6382: }
6383: }
6384:
1.251 albertel 6385: ###############################################
1.182 matthew 6386:
6387: =pod
6388:
1.549 albertel 6389: =back
6390:
6391: =head1 User Information Routines
6392:
6393: =over 4
6394:
1.405 albertel 6395: =item * &get_users_function()
1.182 matthew 6396:
6397: Used by &bodytag to determine the current users primary role.
6398: Returns either 'student','coordinator','admin', or 'author'.
6399:
6400: =cut
6401:
6402: ###############################################
6403: sub get_users_function {
6404: my $function = 'student';
1.258 albertel 6405: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.182 matthew 6406: $function='coordinator';
6407: }
1.258 albertel 6408: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.182 matthew 6409: $function='admin';
6410: }
1.258 albertel 6411: if (($env{'request.role'}=~/^(au|ca)/) ||
1.182 matthew 6412: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
6413: $function='author';
6414: }
6415: return $function;
1.54 www 6416: }
1.99 www 6417:
6418: ###############################################
6419:
1.233 raeburn 6420: =pod
6421:
1.542 raeburn 6422: =item * &check_user_status()
1.274 raeburn 6423:
6424: Determines current status of supplied role for a
6425: specific user. Roles can be active, previous or future.
6426:
6427: Inputs:
6428: user's domain, user's username, course's domain,
1.375 raeburn 6429: course's number, optional section ID.
1.274 raeburn 6430:
6431: Outputs:
6432: role status: active, previous or future.
6433:
6434: =cut
6435:
6436: sub check_user_status {
1.412 raeburn 6437: my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
1.274 raeburn 6438: my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
6439: my @uroles = keys %userinfo;
6440: my $srchstr;
6441: my $active_chk = 'none';
1.412 raeburn 6442: my $now = time;
1.274 raeburn 6443: if (@uroles > 0) {
1.412 raeburn 6444: if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
1.274 raeburn 6445: $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
6446: } else {
1.412 raeburn 6447: $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
6448: }
6449: if (grep/^\Q$srchstr\E$/,@uroles) {
1.274 raeburn 6450: my $role_end = 0;
6451: my $role_start = 0;
6452: $active_chk = 'active';
1.412 raeburn 6453: if ($userinfo{$srchstr} =~ m/^\Q$role\E_(\d+)/) {
6454: $role_end = $1;
6455: if ($userinfo{$srchstr} =~ m/^\Q$role\E_\Q$role_end\E_(\d+)$/) {
6456: $role_start = $1;
1.274 raeburn 6457: }
6458: }
6459: if ($role_start > 0) {
1.412 raeburn 6460: if ($now < $role_start) {
1.274 raeburn 6461: $active_chk = 'future';
6462: }
6463: }
6464: if ($role_end > 0) {
1.412 raeburn 6465: if ($now > $role_end) {
1.274 raeburn 6466: $active_chk = 'previous';
6467: }
6468: }
6469: }
6470: }
6471: return $active_chk;
6472: }
6473:
6474: ###############################################
6475:
6476: =pod
6477:
1.405 albertel 6478: =item * &get_sections()
1.233 raeburn 6479:
6480: Determines all the sections for a course including
6481: sections with students and sections containing other roles.
1.419 raeburn 6482: Incoming parameters:
6483:
6484: 1. domain
6485: 2. course number
6486: 3. reference to array containing roles for which sections should
6487: be gathered (optional).
6488: 4. reference to array containing status types for which sections
6489: should be gathered (optional).
6490:
6491: If the third argument is undefined, sections are gathered for any role.
6492: If the fourth argument is undefined, sections are gathered for any status.
6493: Permissible values are 'active' or 'future' or 'previous'.
1.233 raeburn 6494:
1.374 raeburn 6495: Returns section hash (keys are section IDs, values are
6496: number of users in each section), subject to the
1.419 raeburn 6497: optional roles filter, optional status filter
1.233 raeburn 6498:
6499: =cut
6500:
6501: ###############################################
6502: sub get_sections {
1.419 raeburn 6503: my ($cdom,$cnum,$possible_roles,$possible_status) = @_;
1.366 albertel 6504: if (!defined($cdom) || !defined($cnum)) {
6505: my $cid = $env{'request.course.id'};
6506:
6507: return if (!defined($cid));
6508:
6509: $cdom = $env{'course.'.$cid.'.domain'};
6510: $cnum = $env{'course.'.$cid.'.num'};
6511: }
6512:
6513: my %sectioncount;
1.419 raeburn 6514: my $now = time;
1.240 albertel 6515:
1.366 albertel 6516: if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
1.276 albertel 6517: my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.240 albertel 6518: my $sec_index = &Apache::loncoursedata::CL_SECTION();
6519: my $status_index = &Apache::loncoursedata::CL_STATUS();
1.419 raeburn 6520: my $start_index = &Apache::loncoursedata::CL_START();
6521: my $end_index = &Apache::loncoursedata::CL_END();
6522: my $status;
1.366 albertel 6523: while (my ($student,$data) = each(%$classlist)) {
1.419 raeburn 6524: my ($section,$stu_status,$start,$end) = ($data->[$sec_index],
6525: $data->[$status_index],
6526: $data->[$start_index],
6527: $data->[$end_index]);
6528: if ($stu_status eq 'Active') {
6529: $status = 'active';
6530: } elsif ($end < $now) {
6531: $status = 'previous';
6532: } elsif ($start > $now) {
6533: $status = 'future';
6534: }
6535: if ($section ne '-1' && $section !~ /^\s*$/) {
6536: if ((!defined($possible_status)) || (($status ne '') &&
6537: (grep/^\Q$status\E$/,@{$possible_status}))) {
6538: $sectioncount{$section}++;
6539: }
1.240 albertel 6540: }
6541: }
6542: }
6543: my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6544: foreach my $user (sort(keys(%courseroles))) {
6545: if ($user !~ /^(\w{2})/) { next; }
6546: my ($role) = ($user =~ /^(\w{2})/);
6547: if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
1.419 raeburn 6548: my ($section,$status);
1.240 albertel 6549: if ($role eq 'cr' &&
6550: $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
6551: $section=$1;
6552: }
6553: if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
6554: if (!defined($section) || $section eq '-1') { next; }
1.419 raeburn 6555: my ($end,$start) = ($courseroles{$user} =~ /^([^:]*):([^:]*)$/);
6556: if ($end == -1 && $start == -1) {
6557: next; #deleted role
6558: }
6559: if (!defined($possible_status)) {
6560: $sectioncount{$section}++;
6561: } else {
6562: if ((!$end || $end >= $now) && (!$start || $start <= $now)) {
6563: $status = 'active';
6564: } elsif ($end < $now) {
6565: $status = 'future';
6566: } elsif ($start > $now) {
6567: $status = 'previous';
6568: }
6569: if (($status ne '') && (grep/^\Q$status\E$/,@{$possible_status})) {
6570: $sectioncount{$section}++;
6571: }
6572: }
1.233 raeburn 6573: }
1.366 albertel 6574: return %sectioncount;
1.233 raeburn 6575: }
6576:
1.274 raeburn 6577: ###############################################
1.294 raeburn 6578:
6579: =pod
1.405 albertel 6580:
6581: =item * &get_course_users()
6582:
1.275 raeburn 6583: Retrieves usernames:domains for users in the specified course
6584: with specific role(s), and access status.
6585:
6586: Incoming parameters:
1.277 albertel 6587: 1. course domain
6588: 2. course number
6589: 3. access status: users must have - either active,
1.275 raeburn 6590: previous, future, or all.
1.277 albertel 6591: 4. reference to array of permissible roles
1.288 raeburn 6592: 5. reference to array of section restrictions (optional)
6593: 6. reference to results object (hash of hashes).
6594: 7. reference to optional userdata hash
1.609 raeburn 6595: 8. reference to optional statushash
1.630 raeburn 6596: 9. flag if privileged users (except those set to unhide in
6597: course settings) should be excluded
1.609 raeburn 6598: Keys of top level results hash are roles.
1.275 raeburn 6599: Keys of inner hashes are username:domain, with
6600: values set to access type.
1.288 raeburn 6601: Optional userdata hash returns an array with arguments in the
6602: same order as loncoursedata::get_classlist() for student data.
6603:
1.609 raeburn 6604: Optional statushash returns
6605:
1.288 raeburn 6606: Entries for end, start, section and status are blank because
6607: of the possibility of multiple values for non-student roles.
6608:
1.275 raeburn 6609: =cut
1.405 albertel 6610:
1.275 raeburn 6611: ###############################################
1.405 albertel 6612:
1.275 raeburn 6613: sub get_course_users {
1.630 raeburn 6614: my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata,$statushash,$hidepriv) = @_;
1.288 raeburn 6615: my %idx = ();
1.419 raeburn 6616: my %seclists;
1.288 raeburn 6617:
6618: $idx{udom} = &Apache::loncoursedata::CL_SDOM();
6619: $idx{uname} = &Apache::loncoursedata::CL_SNAME();
6620: $idx{end} = &Apache::loncoursedata::CL_END();
6621: $idx{start} = &Apache::loncoursedata::CL_START();
6622: $idx{id} = &Apache::loncoursedata::CL_ID();
6623: $idx{section} = &Apache::loncoursedata::CL_SECTION();
6624: $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
6625: $idx{status} = &Apache::loncoursedata::CL_STATUS();
6626:
1.290 albertel 6627: if (grep(/^st$/,@{$roles})) {
1.276 albertel 6628: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist($cdom,$cnum);
1.278 raeburn 6629: my $now = time;
1.277 albertel 6630: foreach my $student (keys(%{$classlist})) {
1.288 raeburn 6631: my $match = 0;
1.412 raeburn 6632: my $secmatch = 0;
1.419 raeburn 6633: my $section = $$classlist{$student}[$idx{section}];
1.609 raeburn 6634: my $status = $$classlist{$student}[$idx{status}];
1.419 raeburn 6635: if ($section eq '') {
6636: $section = 'none';
6637: }
1.291 albertel 6638: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6639: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6640: $secmatch = 1;
6641: } elsif ($$classlist{$student}[$idx{section}] eq '') {
1.420 albertel 6642: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6643: $secmatch = 1;
6644: }
6645: } else {
1.419 raeburn 6646: if (grep(/^\Q$section\E$/,@{$sections})) {
1.412 raeburn 6647: $secmatch = 1;
6648: }
1.290 albertel 6649: }
1.412 raeburn 6650: if (!$secmatch) {
6651: next;
6652: }
1.419 raeburn 6653: }
1.275 raeburn 6654: if (defined($$types{'active'})) {
1.288 raeburn 6655: if ($$classlist{$student}[$idx{status}] eq 'Active') {
1.275 raeburn 6656: push(@{$$users{st}{$student}},'active');
1.288 raeburn 6657: $match = 1;
1.275 raeburn 6658: }
6659: }
6660: if (defined($$types{'previous'})) {
1.609 raeburn 6661: if ($$classlist{$student}[$idx{status}] eq 'Expired') {
1.275 raeburn 6662: push(@{$$users{st}{$student}},'previous');
1.288 raeburn 6663: $match = 1;
1.275 raeburn 6664: }
6665: }
6666: if (defined($$types{'future'})) {
1.609 raeburn 6667: if ($$classlist{$student}[$idx{status}] eq 'Future') {
1.275 raeburn 6668: push(@{$$users{st}{$student}},'future');
1.288 raeburn 6669: $match = 1;
1.275 raeburn 6670: }
6671: }
1.609 raeburn 6672: if ($match) {
6673: push(@{$seclists{$student}},$section);
6674: if (ref($userdata) eq 'HASH') {
6675: $$userdata{$student} = $$classlist{$student};
6676: }
6677: if (ref($statushash) eq 'HASH') {
6678: $statushash->{$student}{'st'}{$section} = $status;
6679: }
1.288 raeburn 6680: }
1.275 raeburn 6681: }
6682: }
1.412 raeburn 6683: if ((@{$roles} > 1) || ((@{$roles} == 1) && ($$roles[0] ne "st"))) {
1.439 raeburn 6684: my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6685: my $now = time;
1.609 raeburn 6686: my %displaystatus = ( previous => 'Expired',
6687: active => 'Active',
6688: future => 'Future',
6689: );
1.630 raeburn 6690: my %nothide;
6691: if ($hidepriv) {
6692: my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
6693: foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
6694: if ($user !~ /:/) {
6695: $nothide{join(':',split(/[\@]/,$user))}=1;
6696: } else {
6697: $nothide{$user} = 1;
6698: }
6699: }
6700: }
1.439 raeburn 6701: foreach my $person (sort(keys(%coursepersonnel))) {
1.288 raeburn 6702: my $match = 0;
1.412 raeburn 6703: my $secmatch = 0;
1.439 raeburn 6704: my $status;
1.412 raeburn 6705: my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
1.275 raeburn 6706: $user =~ s/:$//;
1.439 raeburn 6707: my ($end,$start) = split(/:/,$coursepersonnel{$person});
6708: if ($end == -1 || $start == -1) {
6709: next;
6710: }
6711: if (($role) && ((grep(/^\Q$role\E$/,@{$roles})) ||
6712: (grep(/^cr$/,@{$roles}) && $role =~ /^cr\//))) {
1.412 raeburn 6713: my ($uname,$udom) = split(/:/,$user);
6714: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6715: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6716: $secmatch = 1;
6717: } elsif ($usec eq '') {
1.420 albertel 6718: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6719: $secmatch = 1;
6720: }
6721: } else {
6722: if (grep(/^\Q$usec\E$/,@{$sections})) {
6723: $secmatch = 1;
6724: }
6725: }
6726: if (!$secmatch) {
6727: next;
6728: }
1.288 raeburn 6729: }
1.419 raeburn 6730: if ($usec eq '') {
6731: $usec = 'none';
6732: }
1.275 raeburn 6733: if ($uname ne '' && $udom ne '') {
1.630 raeburn 6734: if ($hidepriv) {
6735: if ((&Apache::lonnet::privileged($uname,$udom)) &&
6736: (!$nothide{$uname.':'.$udom})) {
6737: next;
6738: }
6739: }
1.503 raeburn 6740: if ($end > 0 && $end < $now) {
1.439 raeburn 6741: $status = 'previous';
6742: } elsif ($start > $now) {
6743: $status = 'future';
6744: } else {
6745: $status = 'active';
6746: }
1.277 albertel 6747: foreach my $type (keys(%{$types})) {
1.275 raeburn 6748: if ($status eq $type) {
1.420 albertel 6749: if (!grep(/^\Q$type\E$/,@{$$users{$role}{$user}})) {
1.419 raeburn 6750: push(@{$$users{$role}{$user}},$type);
6751: }
1.288 raeburn 6752: $match = 1;
6753: }
6754: }
1.419 raeburn 6755: if (($match) && (ref($userdata) eq 'HASH')) {
6756: if (!exists($$userdata{$uname.':'.$udom})) {
6757: &get_user_info($udom,$uname,\%idx,$userdata);
6758: }
1.420 albertel 6759: if (!grep(/^\Q$usec\E$/,@{$seclists{$uname.':'.$udom}})) {
1.419 raeburn 6760: push(@{$seclists{$uname.':'.$udom}},$usec);
6761: }
1.609 raeburn 6762: if (ref($statushash) eq 'HASH') {
6763: $statushash->{$uname.':'.$udom}{$role}{$usec} = $displaystatus{$status};
6764: }
1.275 raeburn 6765: }
6766: }
6767: }
6768: }
1.290 albertel 6769: if (grep(/^ow$/,@{$roles})) {
1.279 raeburn 6770: if ((defined($cdom)) && (defined($cnum))) {
6771: my %csettings = &Apache::lonnet::get('environment',['internal.courseowner'],$cdom,$cnum);
6772: if ( defined($csettings{'internal.courseowner'}) ) {
6773: my $owner = $csettings{'internal.courseowner'};
1.609 raeburn 6774: next if ($owner eq '');
6775: my ($ownername,$ownerdom);
6776: if ($owner =~ /^([^:]+):([^:]+)$/) {
6777: $ownername = $1;
6778: $ownerdom = $2;
6779: } else {
6780: $ownername = $owner;
6781: $ownerdom = $cdom;
6782: $owner = $ownername.':'.$ownerdom;
1.439 raeburn 6783: }
6784: @{$$users{'ow'}{$owner}} = 'any';
1.290 albertel 6785: if (defined($userdata) &&
1.609 raeburn 6786: !exists($$userdata{$owner})) {
6787: &get_user_info($ownerdom,$ownername,\%idx,$userdata);
6788: if (!grep(/^none$/,@{$seclists{$owner}})) {
6789: push(@{$seclists{$owner}},'none');
6790: }
6791: if (ref($statushash) eq 'HASH') {
6792: $statushash->{$owner}{'ow'}{'none'} = 'Any';
1.419 raeburn 6793: }
1.290 albertel 6794: }
1.279 raeburn 6795: }
6796: }
6797: }
1.419 raeburn 6798: foreach my $user (keys(%seclists)) {
6799: @{$seclists{$user}} = (sort {$a <=> $b} @{$seclists{$user}});
6800: $$userdata{$user}[$idx{section}] = join(',',@{$seclists{$user}});
6801: }
1.275 raeburn 6802: }
6803: return;
6804: }
6805:
1.288 raeburn 6806: sub get_user_info {
6807: my ($udom,$uname,$idx,$userdata) = @_;
1.289 albertel 6808: $$userdata{$uname.':'.$udom}[$$idx{fullname}] =
6809: &plainname($uname,$udom,'lastname');
1.291 albertel 6810: $$userdata{$uname.':'.$udom}[$$idx{uname}] = $uname;
1.297 raeburn 6811: $$userdata{$uname.':'.$udom}[$$idx{udom}] = $udom;
1.609 raeburn 6812: my %idhash = &Apache::lonnet::idrget($udom,($uname));
6813: $$userdata{$uname.':'.$udom}[$$idx{id}] = $idhash{$uname};
1.288 raeburn 6814: return;
6815: }
1.275 raeburn 6816:
1.472 raeburn 6817: ###############################################
6818:
6819: =pod
6820:
6821: =item * &get_user_quota()
6822:
6823: Retrieves quota assigned for storage of portfolio files for a user
6824:
6825: Incoming parameters:
6826: 1. user's username
6827: 2. user's domain
6828:
6829: Returns:
1.536 raeburn 6830: 1. Disk quota (in Mb) assigned to student.
6831: 2. (Optional) Type of setting: custom or default
6832: (individually assigned or default for user's
6833: institutional status).
6834: 3. (Optional) - User's institutional status (e.g., faculty, staff
6835: or student - types as defined in localenroll::inst_usertypes
6836: for user's domain, which determines default quota for user.
6837: 4. (Optional) - Default quota which would apply to the user.
1.472 raeburn 6838:
6839: If a value has been stored in the user's environment,
1.536 raeburn 6840: it will return that, otherwise it returns the maximal default
6841: defined for the user's instituional status(es) in the domain.
1.472 raeburn 6842:
6843: =cut
6844:
6845: ###############################################
6846:
6847:
6848: sub get_user_quota {
6849: my ($uname,$udom) = @_;
1.536 raeburn 6850: my ($quota,$quotatype,$settingstatus,$defquota);
1.472 raeburn 6851: if (!defined($udom)) {
6852: $udom = $env{'user.domain'};
6853: }
6854: if (!defined($uname)) {
6855: $uname = $env{'user.name'};
6856: }
6857: if (($udom eq '' || $uname eq '') ||
6858: ($udom eq 'public') && ($uname eq 'public')) {
6859: $quota = 0;
1.536 raeburn 6860: $quotatype = 'default';
6861: $defquota = 0;
1.472 raeburn 6862: } else {
1.536 raeburn 6863: my $inststatus;
1.472 raeburn 6864: if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
6865: $quota = $env{'environment.portfolioquota'};
1.536 raeburn 6866: $inststatus = $env{'environment.inststatus'};
1.472 raeburn 6867: } else {
1.536 raeburn 6868: my %userenv =
6869: &Apache::lonnet::get('environment',['portfolioquota',
6870: 'inststatus'],$udom,$uname);
1.472 raeburn 6871: my ($tmp) = keys(%userenv);
6872: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
6873: $quota = $userenv{'portfolioquota'};
1.536 raeburn 6874: $inststatus = $userenv{'inststatus'};
1.472 raeburn 6875: } else {
6876: undef(%userenv);
6877: }
6878: }
1.536 raeburn 6879: ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
1.472 raeburn 6880: if ($quota eq '') {
1.536 raeburn 6881: $quota = $defquota;
6882: $quotatype = 'default';
6883: } else {
6884: $quotatype = 'custom';
1.472 raeburn 6885: }
6886: }
1.536 raeburn 6887: if (wantarray) {
6888: return ($quota,$quotatype,$settingstatus,$defquota);
6889: } else {
6890: return $quota;
6891: }
1.472 raeburn 6892: }
6893:
6894: ###############################################
6895:
6896: =pod
6897:
6898: =item * &default_quota()
6899:
1.536 raeburn 6900: Retrieves default quota assigned for storage of user portfolio files,
6901: given an (optional) user's institutional status.
1.472 raeburn 6902:
6903: Incoming parameters:
6904: 1. domain
1.536 raeburn 6905: 2. (Optional) institutional status(es). This is a : separated list of
6906: status types (e.g., faculty, staff, student etc.)
6907: which apply to the user for whom the default is being retrieved.
6908: If the institutional status string in undefined, the domain
6909: default quota will be returned.
1.472 raeburn 6910:
6911: Returns:
6912: 1. Default disk quota (in Mb) for user portfolios in the domain.
1.536 raeburn 6913: 2. (Optional) institutional type which determined the value of the
6914: default quota.
1.472 raeburn 6915:
6916: If a value has been stored in the domain's configuration db,
6917: it will return that, otherwise it returns 20 (for backwards
6918: compatibility with domains which have not set up a configuration
6919: db file; the original statically defined portfolio quota was 20 Mb).
6920:
1.536 raeburn 6921: If the user's status includes multiple types (e.g., staff and student),
6922: the largest default quota which applies to the user determines the
6923: default quota returned.
6924:
1.472 raeburn 6925: =cut
6926:
6927: ###############################################
6928:
6929:
6930: sub default_quota {
1.536 raeburn 6931: my ($udom,$inststatus) = @_;
6932: my ($defquota,$settingstatus);
6933: my %quotahash = &Apache::lonnet::get_dom('configuration',
1.622 raeburn 6934: ['quotas'],$udom);
6935: if (ref($quotahash{'quotas'}) eq 'HASH') {
1.536 raeburn 6936: if ($inststatus ne '') {
6937: my @statuses = split(/:/,$inststatus);
6938: foreach my $item (@statuses) {
1.711 raeburn 6939: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6940: if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
6941: if ($defquota eq '') {
6942: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6943: $settingstatus = $item;
6944: } elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
6945: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6946: $settingstatus = $item;
6947: }
6948: }
6949: } else {
6950: if ($quotahash{'quotas'}{$item} ne '') {
6951: if ($defquota eq '') {
6952: $defquota = $quotahash{'quotas'}{$item};
6953: $settingstatus = $item;
6954: } elsif ($quotahash{'quotas'}{$item} > $defquota) {
6955: $defquota = $quotahash{'quotas'}{$item};
6956: $settingstatus = $item;
6957: }
1.536 raeburn 6958: }
6959: }
6960: }
6961: }
6962: if ($defquota eq '') {
1.711 raeburn 6963: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6964: $defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
6965: } else {
6966: $defquota = $quotahash{'quotas'}{'default'};
6967: }
1.536 raeburn 6968: $settingstatus = 'default';
6969: }
6970: } else {
6971: $settingstatus = 'default';
6972: $defquota = 20;
6973: }
6974: if (wantarray) {
6975: return ($defquota,$settingstatus);
1.472 raeburn 6976: } else {
1.536 raeburn 6977: return $defquota;
1.472 raeburn 6978: }
6979: }
6980:
1.384 raeburn 6981: sub get_secgrprole_info {
6982: my ($cdom,$cnum,$needroles,$type) = @_;
6983: my %sections_count = &get_sections($cdom,$cnum);
6984: my @sections = (sort {$a <=> $b} keys(%sections_count));
6985: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
6986: my @groups = sort(keys(%curr_groups));
6987: my $allroles = [];
6988: my $rolehash;
6989: my $accesshash = {
6990: active => 'Currently has access',
6991: future => 'Will have future access',
6992: previous => 'Previously had access',
6993: };
6994: if ($needroles) {
6995: $rolehash = {'all' => 'all'};
1.385 albertel 6996: my %user_roles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6997: if (&Apache::lonnet::error(%user_roles)) {
6998: undef(%user_roles);
6999: }
7000: foreach my $item (keys(%user_roles)) {
1.384 raeburn 7001: my ($role)=split(/\:/,$item,2);
7002: if ($role eq 'cr') { next; }
7003: if ($role =~ /^cr/) {
7004: $$rolehash{$role} = (split('/',$role))[3];
7005: } else {
7006: $$rolehash{$role} = &Apache::lonnet::plaintext($role,$type);
7007: }
7008: }
7009: foreach my $key (sort(keys(%{$rolehash}))) {
7010: push(@{$allroles},$key);
7011: }
7012: push (@{$allroles},'st');
7013: $$rolehash{'st'} = &Apache::lonnet::plaintext('st',$type);
7014: }
7015: return (\@sections,\@groups,$allroles,$rolehash,$accesshash);
7016: }
7017:
1.555 raeburn 7018: sub user_picker {
1.627 raeburn 7019: my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
1.555 raeburn 7020: my $currdom = $dom;
7021: my %curr_selected = (
7022: srchin => 'dom',
1.580 raeburn 7023: srchby => 'lastname',
1.555 raeburn 7024: );
7025: my $srchterm;
1.625 raeburn 7026: if ((ref($srch) eq 'HASH') && ($env{'form.origform'} ne 'crtusername')) {
1.555 raeburn 7027: if ($srch->{'srchby'} ne '') {
7028: $curr_selected{'srchby'} = $srch->{'srchby'};
7029: }
7030: if ($srch->{'srchin'} ne '') {
7031: $curr_selected{'srchin'} = $srch->{'srchin'};
7032: }
7033: if ($srch->{'srchtype'} ne '') {
7034: $curr_selected{'srchtype'} = $srch->{'srchtype'};
7035: }
7036: if ($srch->{'srchdomain'} ne '') {
7037: $currdom = $srch->{'srchdomain'};
7038: }
7039: $srchterm = $srch->{'srchterm'};
7040: }
7041: my %lt=&Apache::lonlocal::texthash(
1.573 raeburn 7042: 'usr' => 'Search criteria',
1.563 raeburn 7043: 'doma' => 'Domain/institution to search',
1.558 albertel 7044: 'uname' => 'username',
7045: 'lastname' => 'last name',
1.555 raeburn 7046: 'lastfirst' => 'last name, first name',
1.558 albertel 7047: 'crs' => 'in this course',
1.576 raeburn 7048: 'dom' => 'in selected LON-CAPA domain',
1.558 albertel 7049: 'alc' => 'all LON-CAPA',
1.573 raeburn 7050: 'instd' => 'in institutional directory for selected domain',
1.558 albertel 7051: 'exact' => 'is',
7052: 'contains' => 'contains',
1.569 raeburn 7053: 'begins' => 'begins with',
1.571 raeburn 7054: 'youm' => "You must include some text to search for.",
7055: 'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
7056: 'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
7057: 'yomc' => "You must choose a domain when using an institutional directory search.",
7058: 'ymcd' => "You must choose a domain when using a domain search.",
7059: 'whus' => "When using searching by last,first you must include a comma as separator between last name and first name.",
7060: 'whse' => "When searching by last,first you must include at least one character in the first name.",
7061: 'thfo' => "The following need to be corrected before the search can be run:",
1.555 raeburn 7062: );
1.563 raeburn 7063: my $domform = &select_dom_form($currdom,'srchdomain',1,1);
7064: my $srchinsel = ' <select name="srchin">';
1.555 raeburn 7065:
7066: my @srchins = ('crs','dom','alc','instd');
7067:
7068: foreach my $option (@srchins) {
7069: # FIXME 'alc' option unavailable until
7070: # loncreateuser::print_user_query_page()
7071: # has been completed.
7072: next if ($option eq 'alc');
7073: next if ($option eq 'crs' && !$env{'request.course.id'});
1.563 raeburn 7074: if ($curr_selected{'srchin'} eq $option) {
7075: $srchinsel .= '
7076: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7077: } else {
7078: $srchinsel .= '
7079: <option value="'.$option.'">'.$lt{$option}.'</option>';
7080: }
1.555 raeburn 7081: }
1.563 raeburn 7082: $srchinsel .= "\n </select>\n";
1.555 raeburn 7083:
7084: my $srchbysel = ' <select name="srchby">';
1.580 raeburn 7085: foreach my $option ('lastname','lastfirst','uname') {
1.555 raeburn 7086: if ($curr_selected{'srchby'} eq $option) {
7087: $srchbysel .= '
7088: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7089: } else {
7090: $srchbysel .= '
7091: <option value="'.$option.'">'.$lt{$option}.'</option>';
7092: }
7093: }
7094: $srchbysel .= "\n </select>\n";
7095:
7096: my $srchtypesel = ' <select name="srchtype">';
1.580 raeburn 7097: foreach my $option ('begins','contains','exact') {
1.555 raeburn 7098: if ($curr_selected{'srchtype'} eq $option) {
7099: $srchtypesel .= '
7100: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7101: } else {
7102: $srchtypesel .= '
7103: <option value="'.$option.'">'.$lt{$option}.'</option>';
7104: }
7105: }
7106: $srchtypesel .= "\n </select>\n";
7107:
1.558 albertel 7108: my ($newuserscript,$new_user_create);
1.556 raeburn 7109:
7110: if ($forcenewuser) {
1.576 raeburn 7111: if (ref($srch) eq 'HASH') {
7112: if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
1.627 raeburn 7113: if ($cancreate) {
7114: $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>';
7115: } else {
7116: my $helplink = ' href="javascript:helpMenu('."'display'".')"';
7117: my %usertypetext = (
7118: official => 'institutional',
7119: unofficial => 'non-institutional',
7120: );
7121: $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 />';
7122: }
1.576 raeburn 7123: }
7124: }
7125:
1.556 raeburn 7126: $newuserscript = <<"ENDSCRIPT";
7127:
1.570 raeburn 7128: function setSearch(createnew,callingForm) {
1.556 raeburn 7129: if (createnew == 1) {
1.570 raeburn 7130: for (var i=0; i<callingForm.srchby.length; i++) {
7131: if (callingForm.srchby.options[i].value == 'uname') {
7132: callingForm.srchby.selectedIndex = i;
1.556 raeburn 7133: }
7134: }
1.570 raeburn 7135: for (var i=0; i<callingForm.srchin.length; i++) {
7136: if ( callingForm.srchin.options[i].value == 'dom') {
7137: callingForm.srchin.selectedIndex = i;
1.556 raeburn 7138: }
7139: }
1.570 raeburn 7140: for (var i=0; i<callingForm.srchtype.length; i++) {
7141: if (callingForm.srchtype.options[i].value == 'exact') {
7142: callingForm.srchtype.selectedIndex = i;
1.556 raeburn 7143: }
7144: }
1.570 raeburn 7145: for (var i=0; i<callingForm.srchdomain.length; i++) {
7146: if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
7147: callingForm.srchdomain.selectedIndex = i;
1.556 raeburn 7148: }
7149: }
7150: }
7151: }
7152: ENDSCRIPT
1.558 albertel 7153:
1.556 raeburn 7154: }
7155:
1.555 raeburn 7156: my $output = <<"END_BLOCK";
1.556 raeburn 7157: <script type="text/javascript">
1.570 raeburn 7158: function validateEntry(callingForm) {
1.558 albertel 7159:
1.556 raeburn 7160: var checkok = 1;
1.558 albertel 7161: var srchin;
1.570 raeburn 7162: for (var i=0; i<callingForm.srchin.length; i++) {
7163: if ( callingForm.srchin[i].checked ) {
7164: srchin = callingForm.srchin[i].value;
1.558 albertel 7165: }
7166: }
7167:
1.570 raeburn 7168: var srchtype = callingForm.srchtype.options[callingForm.srchtype.selectedIndex].value;
7169: var srchby = callingForm.srchby.options[callingForm.srchby.selectedIndex].value;
7170: var srchdomain = callingForm.srchdomain.options[callingForm.srchdomain.selectedIndex].value;
7171: var srchterm = callingForm.srchterm.value;
7172: var srchin = callingForm.srchin.options[callingForm.srchin.selectedIndex].value;
1.556 raeburn 7173: var msg = "";
7174:
7175: if (srchterm == "") {
7176: checkok = 0;
1.571 raeburn 7177: msg += "$lt{'youm'}\\n";
1.556 raeburn 7178: }
7179:
1.569 raeburn 7180: if (srchtype== 'begins') {
7181: if (srchterm.length < 2) {
7182: checkok = 0;
1.571 raeburn 7183: msg += "$lt{'thte'}\\n";
1.569 raeburn 7184: }
7185: }
7186:
1.556 raeburn 7187: if (srchtype== 'contains') {
7188: if (srchterm.length < 3) {
7189: checkok = 0;
1.571 raeburn 7190: msg += "$lt{'thet'}\\n";
1.556 raeburn 7191: }
7192: }
7193: if (srchin == 'instd') {
7194: if (srchdomain == '') {
7195: checkok = 0;
1.571 raeburn 7196: msg += "$lt{'yomc'}\\n";
1.556 raeburn 7197: }
7198: }
7199: if (srchin == 'dom') {
7200: if (srchdomain == '') {
7201: checkok = 0;
1.571 raeburn 7202: msg += "$lt{'ymcd'}\\n";
1.556 raeburn 7203: }
7204: }
7205: if (srchby == 'lastfirst') {
7206: if (srchterm.indexOf(",") == -1) {
7207: checkok = 0;
1.571 raeburn 7208: msg += "$lt{'whus'}\\n";
1.556 raeburn 7209: }
7210: if (srchterm.indexOf(",") == srchterm.length -1) {
7211: checkok = 0;
1.571 raeburn 7212: msg += "$lt{'whse'}\\n";
1.556 raeburn 7213: }
7214: }
7215: if (checkok == 0) {
1.571 raeburn 7216: alert("$lt{'thfo'}\\n"+msg);
1.556 raeburn 7217: return;
7218: }
7219: if (checkok == 1) {
1.570 raeburn 7220: callingForm.submit();
1.556 raeburn 7221: }
7222: }
7223:
7224: $newuserscript
7225:
7226: </script>
1.558 albertel 7227:
7228: $new_user_create
7229:
1.555 raeburn 7230: <table>
1.558 albertel 7231: <tr>
1.573 raeburn 7232: <td>$lt{'doma'}:</td>
7233: <td>$domform</td>
7234: </td>
7235: </tr>
7236: <tr>
7237: <td>$lt{'usr'}:</td>
1.563 raeburn 7238: <td>$srchbysel
7239: $srchtypesel
7240: <input type="text" size="15" name="srchterm" value="$srchterm" />
1.564 albertel 7241: $srchinsel
1.563 raeburn 7242: </td>
7243: </tr>
1.555 raeburn 7244: </table>
7245: <br />
7246: END_BLOCK
1.558 albertel 7247:
1.555 raeburn 7248: return $output;
7249: }
7250:
1.612 raeburn 7251: sub user_rule_check {
1.615 raeburn 7252: my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;
1.612 raeburn 7253: my $response;
7254: if (ref($usershash) eq 'HASH') {
7255: foreach my $user (keys(%{$usershash})) {
7256: my ($uname,$udom) = split(/:/,$user);
7257: next if ($udom eq '' || $uname eq '');
1.615 raeburn 7258: my ($id,$newuser);
1.612 raeburn 7259: if (ref($usershash->{$user}) eq 'HASH') {
1.615 raeburn 7260: $newuser = $usershash->{$user}->{'newuser'};
1.612 raeburn 7261: $id = $usershash->{$user}->{'id'};
7262: }
7263: my $inst_response;
7264: if (ref($checks) eq 'HASH') {
7265: if (defined($checks->{'username'})) {
1.615 raeburn 7266: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7267: &Apache::lonnet::get_instuser($udom,$uname);
7268: } elsif (defined($checks->{'id'})) {
1.615 raeburn 7269: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7270: &Apache::lonnet::get_instuser($udom,undef,$id);
7271: }
1.615 raeburn 7272: } else {
7273: ($inst_response,%{$inst_results->{$user}}) =
7274: &Apache::lonnet::get_instuser($udom,$uname);
7275: return;
1.612 raeburn 7276: }
1.615 raeburn 7277: if (!$got_rules->{$udom}) {
1.612 raeburn 7278: my %domconfig = &Apache::lonnet::get_dom('configuration',
7279: ['usercreation'],$udom);
7280: if (ref($domconfig{'usercreation'}) eq 'HASH') {
1.615 raeburn 7281: foreach my $item ('username','id') {
1.612 raeburn 7282: if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
7283: $$curr_rules{$udom}{$item} =
7284: $domconfig{'usercreation'}{$item.'_rule'};
1.585 raeburn 7285: }
7286: }
7287: }
1.615 raeburn 7288: $got_rules->{$udom} = 1;
1.585 raeburn 7289: }
1.612 raeburn 7290: foreach my $item (keys(%{$checks})) {
7291: if (ref($$curr_rules{$udom}) eq 'HASH') {
7292: if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {
7293: if (@{$$curr_rules{$udom}{$item}} > 0) {
7294: my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,$$curr_rules{$udom}{$item});
7295: foreach my $rule (@{$$curr_rules{$udom}{$item}}) {
7296: if ($rule_check{$rule}) {
7297: $$rulematch{$user}{$item} = $rule;
7298: if ($inst_response eq 'ok') {
1.615 raeburn 7299: if (ref($inst_results) eq 'HASH') {
7300: if (ref($inst_results->{$user}) eq 'HASH') {
7301: if (keys(%{$inst_results->{$user}}) == 0) {
7302: $$alerts{$item}{$udom}{$uname} = 1;
7303: }
1.612 raeburn 7304: }
7305: }
1.615 raeburn 7306: }
7307: last;
1.585 raeburn 7308: }
7309: }
7310: }
7311: }
7312: }
7313: }
7314: }
7315: }
1.612 raeburn 7316: return;
7317: }
7318:
7319: sub user_rule_formats {
7320: my ($domain,$domdesc,$curr_rules,$check) = @_;
7321: my %text = (
7322: 'username' => 'Usernames',
7323: 'id' => 'IDs',
7324: );
7325: my $output;
7326: my ($rules,$ruleorder) = &Apache::lonnet::inst_userrules($domain,$check);
7327: if ((ref($rules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
7328: if (@{$ruleorder} > 0) {
7329: $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>';
7330: foreach my $rule (@{$ruleorder}) {
7331: if (ref($curr_rules) eq 'ARRAY') {
7332: if (grep(/^\Q$rule\E$/,@{$curr_rules})) {
7333: if (ref($rules->{$rule}) eq 'HASH') {
7334: $output .= '<li>'.$rules->{$rule}{'name'}.': '.
7335: $rules->{$rule}{'desc'}.'</li>';
7336: }
7337: }
7338: }
7339: }
7340: $output .= '</ul>';
7341: }
7342: }
7343: return $output;
7344: }
7345:
7346: sub instrule_disallow_msg {
1.615 raeburn 7347: my ($checkitem,$domdesc,$count,$mode) = @_;
1.612 raeburn 7348: my $response;
7349: my %text = (
7350: item => 'username',
7351: items => 'usernames',
7352: match => 'matches',
7353: do => 'does',
7354: action => 'a username',
7355: one => 'one',
7356: );
7357: if ($count > 1) {
7358: $text{'item'} = 'usernames';
7359: $text{'match'} ='match';
7360: $text{'do'} = 'do';
7361: $text{'action'} = 'usernames',
7362: $text{'one'} = 'ones';
7363: }
7364: if ($checkitem eq 'id') {
7365: $text{'items'} = 'IDs';
7366: $text{'item'} = 'ID';
7367: $text{'action'} = 'an ID';
1.615 raeburn 7368: if ($count > 1) {
7369: $text{'item'} = 'IDs';
7370: $text{'action'} = 'IDs';
7371: }
1.612 raeburn 7372: }
1.674 bisitz 7373: $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 7374: if ($mode eq 'upload') {
7375: if ($checkitem eq 'username') {
7376: $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'}.");
7377: } elsif ($checkitem eq 'id') {
1.674 bisitz 7378: $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 7379: }
1.669 raeburn 7380: } elsif ($mode eq 'selfcreate') {
7381: if ($checkitem eq 'id') {
7382: $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.");
7383: }
1.615 raeburn 7384: } else {
7385: if ($checkitem eq 'username') {
7386: $response .= &mt("You must choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
7387: } elsif ($checkitem eq 'id') {
7388: $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.");
7389: }
1.612 raeburn 7390: }
7391: return $response;
1.585 raeburn 7392: }
7393:
1.624 raeburn 7394: sub personal_data_fieldtitles {
7395: my %fieldtitles = &Apache::lonlocal::texthash (
7396: id => 'Student/Employee ID',
7397: permanentemail => 'E-mail address',
7398: lastname => 'Last Name',
7399: firstname => 'First Name',
7400: middlename => 'Middle Name',
7401: generation => 'Generation',
7402: gen => 'Generation',
7403: );
7404: return %fieldtitles;
7405: }
7406:
1.642 raeburn 7407: sub sorted_inst_types {
7408: my ($dom) = @_;
7409: my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
7410: my $othertitle = &mt('All users');
7411: if ($env{'request.course.id'}) {
1.668 raeburn 7412: $othertitle = &mt('Any users');
1.642 raeburn 7413: }
7414: my @types;
7415: if (ref($order) eq 'ARRAY') {
7416: @types = @{$order};
7417: }
7418: if (@types == 0) {
7419: if (ref($usertypes) eq 'HASH') {
7420: @types = sort(keys(%{$usertypes}));
7421: }
7422: }
7423: if (keys(%{$usertypes}) > 0) {
7424: $othertitle = &mt('Other users');
7425: }
7426: return ($othertitle,$usertypes,\@types);
7427: }
7428:
1.645 raeburn 7429: sub get_institutional_codes {
7430: my ($settings,$allcourses,$LC_code) = @_;
7431: # Get complete list of course sections to update
7432: my @currsections = ();
7433: my @currxlists = ();
7434: my $coursecode = $$settings{'internal.coursecode'};
7435:
7436: if ($$settings{'internal.sectionnums'} ne '') {
7437: @currsections = split(/,/,$$settings{'internal.sectionnums'});
7438: }
7439:
7440: if ($$settings{'internal.crosslistings'} ne '') {
7441: @currxlists = split(/,/,$$settings{'internal.crosslistings'});
7442: }
7443:
7444: if (@currxlists > 0) {
7445: foreach (@currxlists) {
7446: if (m/^([^:]+):(\w*)$/) {
7447: unless (grep/^$1$/,@{$allcourses}) {
7448: push @{$allcourses},$1;
7449: $$LC_code{$1} = $2;
7450: }
7451: }
7452: }
7453: }
7454:
7455: if (@currsections > 0) {
7456: foreach (@currsections) {
7457: if (m/^(\w+):(\w*)$/) {
7458: my $sec = $coursecode.$1;
7459: my $lc_sec = $2;
7460: unless (grep/^$sec$/,@{$allcourses}) {
7461: push @{$allcourses},$sec;
7462: $$LC_code{$sec} = $lc_sec;
7463: }
7464: }
7465: }
7466: }
7467: return;
7468: }
7469:
1.112 bowersj2 7470: =pod
7471:
1.549 albertel 7472: =back
7473:
7474: =head1 HTTP Helpers
7475:
7476: =over 4
7477:
1.648 raeburn 7478: =item * &get_unprocessed_cgi($query,$possible_names)
1.112 bowersj2 7479:
1.258 albertel 7480: Modify the %env hash to contain unprocessed CGI form parameters held in
1.112 bowersj2 7481: $query. The parameters listed in $possible_names (an array reference),
1.258 albertel 7482: will be set in $env{'form.name'} if they do not already exist.
1.112 bowersj2 7483:
7484: Typically called with $ENV{'QUERY_STRING'} as the first parameter.
7485: $possible_names is an ref to an array of form element names. As an example:
7486: get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']);
1.258 albertel 7487: will result in $env{'form.uname'} and $env{'form.udom'} being set.
1.112 bowersj2 7488:
7489: =cut
1.1 albertel 7490:
1.6 albertel 7491: sub get_unprocessed_cgi {
1.25 albertel 7492: my ($query,$possible_names)= @_;
1.26 matthew 7493: # $Apache::lonxml::debug=1;
1.356 albertel 7494: foreach my $pair (split(/&/,$query)) {
7495: my ($name, $value) = split(/=/,$pair);
1.369 www 7496: $name = &unescape($name);
1.25 albertel 7497: if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) {
7498: $value =~ tr/+/ /;
7499: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.258 albertel 7500: unless (defined($env{'form.'.$name})) { &add_to_env('form.'.$name,$value) };
1.25 albertel 7501: }
1.16 harris41 7502: }
1.6 albertel 7503: }
7504:
1.112 bowersj2 7505: =pod
7506:
1.648 raeburn 7507: =item * &cacheheader()
1.112 bowersj2 7508:
7509: returns cache-controlling header code
7510:
7511: =cut
7512:
1.7 albertel 7513: sub cacheheader {
1.258 albertel 7514: unless ($env{'request.method'} eq 'GET') { return ''; }
1.216 albertel 7515: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
7516: my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
1.7 albertel 7517: <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
7518: <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
1.216 albertel 7519: return $output;
1.7 albertel 7520: }
7521:
1.112 bowersj2 7522: =pod
7523:
1.648 raeburn 7524: =item * &no_cache($r)
1.112 bowersj2 7525:
7526: specifies header code to not have cache
7527:
7528: =cut
7529:
1.9 albertel 7530: sub no_cache {
1.216 albertel 7531: my ($r) = @_;
7532: if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
1.258 albertel 7533: $env{'request.method'} ne 'GET') { return ''; }
1.216 albertel 7534: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
7535: $r->no_cache(1);
7536: $r->header_out("Expires" => $date);
7537: $r->header_out("Pragma" => "no-cache");
1.123 www 7538: }
7539:
7540: sub content_type {
1.181 albertel 7541: my ($r,$type,$charset) = @_;
1.299 foxr 7542: if ($r) {
7543: # Note that printout.pl calls this with undef for $r.
7544: &no_cache($r);
7545: }
1.258 albertel 7546: if ($env{'browser.mathml'} && $type eq 'text/html') { $type='text/xml'; }
1.181 albertel 7547: unless ($charset) {
7548: $charset=&Apache::lonlocal::current_encoding;
7549: }
7550: if ($charset) { $type.='; charset='.$charset; }
7551: if ($r) {
7552: $r->content_type($type);
7553: } else {
7554: print("Content-type: $type\n\n");
7555: }
1.9 albertel 7556: }
1.25 albertel 7557:
1.112 bowersj2 7558: =pod
7559:
1.648 raeburn 7560: =item * &add_to_env($name,$value)
1.112 bowersj2 7561:
1.258 albertel 7562: adds $name to the %env hash with value
1.112 bowersj2 7563: $value, if $name already exists, the entry is converted to an array
7564: reference and $value is added to the array.
7565:
7566: =cut
7567:
1.25 albertel 7568: sub add_to_env {
7569: my ($name,$value)=@_;
1.258 albertel 7570: if (defined($env{$name})) {
7571: if (ref($env{$name})) {
1.25 albertel 7572: #already have multiple values
1.258 albertel 7573: push(@{ $env{$name} },$value);
1.25 albertel 7574: } else {
7575: #first time seeing multiple values, convert hash entry to an arrayref
1.258 albertel 7576: my $first=$env{$name};
7577: undef($env{$name});
7578: push(@{ $env{$name} },$first,$value);
1.25 albertel 7579: }
7580: } else {
1.258 albertel 7581: $env{$name}=$value;
1.25 albertel 7582: }
1.31 albertel 7583: }
1.149 albertel 7584:
7585: =pod
7586:
1.648 raeburn 7587: =item * &get_env_multiple($name)
1.149 albertel 7588:
1.258 albertel 7589: gets $name from the %env hash, it seemlessly handles the cases where multiple
1.149 albertel 7590: values may be defined and end up as an array ref.
7591:
7592: returns an array of values
7593:
7594: =cut
7595:
7596: sub get_env_multiple {
7597: my ($name) = @_;
7598: my @values;
1.258 albertel 7599: if (defined($env{$name})) {
1.149 albertel 7600: # exists is it an array
1.258 albertel 7601: if (ref($env{$name})) {
7602: @values=@{ $env{$name} };
1.149 albertel 7603: } else {
1.258 albertel 7604: $values[0]=$env{$name};
1.149 albertel 7605: }
7606: }
7607: return(@values);
7608: }
7609:
1.660 raeburn 7610: sub ask_for_embedded_content {
7611: my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
7612: my $upload_output = '
7613: <form name="upload_embedded" action="'.$actionurl.'"
7614: method="post" enctype="multipart/form-data">';
7615: $upload_output .= $state;
1.661 raeburn 7616: $upload_output .= '<b>Upload embedded files</b>:<br />'.&start_data_table();
1.660 raeburn 7617:
7618: my $num = 0;
7619: foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%{$allfiles})) {
7620: $upload_output .= &start_data_table_row().
7621: '<td>'.$embed_file.'</td><td>';
7622: if ($args->{'ignore_remote_references'}
7623: && $embed_file =~ m{^\w+://}) {
7624: $upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
7625: } elsif ($args->{'error_on_invalid_names'}
7626: && $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
7627:
7628: $upload_output.='<span class="LC_warning">'.&mt("Invalid characters").'</span>';
7629:
7630: } else {
7631: $upload_output .='
1.661 raeburn 7632: <input name="embedded_item_'.$num.'" type="file" value="" />
1.660 raeburn 7633: <input name="embedded_orig_'.$num.'" type="hidden" value="'.&escape($embed_file).'" />';
7634: my $attrib = join(':',@{$$allfiles{$embed_file}});
7635: $upload_output .=
7636: "\n\t\t".
7637: '<input name="embedded_attrib_'.$num.'" type="hidden" value="'.
7638: $attrib.'" />';
7639: if (exists($$codebase{$embed_file})) {
7640: $upload_output .=
7641: "\n\t\t".
7642: '<input name="codebase_'.$num.'" type="hidden" value="'.
7643: &escape($$codebase{$embed_file}).'" />';
7644: }
7645: }
7646: $upload_output .= '</td>'.&Apache::loncommon::end_data_table_row();
7647: $num++;
7648: }
7649: $upload_output .= &Apache::loncommon::end_data_table().'<br />
7650: <input type ="hidden" name="number_embedded_items" value="'.$num.'" />
7651: <input type ="submit" value="'.&mt('Upload Listed Files').'" />
7652: '.&mt('(only files for which a location has been provided will be uploaded)').'
7653: </form>';
7654: return $upload_output;
7655: }
7656:
1.661 raeburn 7657: sub upload_embedded {
7658: my ($context,$dirpath,$uname,$udom,$dir_root,$url_root,$group,$disk_quota,
7659: $current_disk_usage) = @_;
7660: my $output;
7661: for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) {
7662: next if (!exists($env{'form.embedded_item_'.$i.'.filename'}));
7663: my $orig_uploaded_filename =
7664: $env{'form.embedded_item_'.$i.'.filename'};
7665:
7666: $env{'form.embedded_orig_'.$i} =
7667: &unescape($env{'form.embedded_orig_'.$i});
7668: my ($path,$fname) =
7669: ($env{'form.embedded_orig_'.$i} =~ m{(.*/)([^/]*)});
7670: # no path, whole string is fname
7671: if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} };
7672:
7673: $path = $env{'form.currentpath'}.$path;
7674: $fname = &Apache::lonnet::clean_filename($fname);
7675: # See if there is anything left
7676: next if ($fname eq '');
7677:
7678: # Check if file already exists as a file or directory.
7679: my ($state,$msg);
7680: if ($context eq 'portfolio') {
7681: my $port_path = $dirpath;
7682: if ($group ne '') {
7683: $port_path = "groups/$group/$port_path";
7684: }
7685: ($state,$msg) = &check_for_upload($path,$fname,$group,'embedded_item_'.$i,
7686: $dir_root,$port_path,$disk_quota,
7687: $current_disk_usage,$uname,$udom);
7688: if ($state eq 'will_exceed_quota'
7689: || $state eq 'file_locked'
7690: || $state eq 'file_exists' ) {
7691: $output .= $msg;
7692: next;
7693: }
7694: } elsif (($context eq 'author') || ($context eq 'testbank')) {
7695: ($state,$msg) = &check_for_existing($path,$fname,'embedded_item_'.$i);
7696: if ($state eq 'exists') {
7697: $output .= $msg;
7698: next;
7699: }
7700: }
7701: # Check if extension is valid
7702: if (($fname =~ /\.(\w+)$/) &&
7703: (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
7704: $output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1);
7705: next;
7706: } elsif (($fname =~ /\.(\w+)$/) &&
7707: (!defined(&Apache::loncommon::fileembstyle($1)))) {
7708: $output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
7709: next;
7710: } elsif ($fname=~/\.(\d+)\.(\w+)$/) {
7711: $output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2);
7712: next;
7713: }
7714:
7715: $env{'form.embedded_item_'.$i.'.filename'}=$fname;
7716: if ($context eq 'portfolio') {
7717: my $result=
7718: &Apache::lonnet::userfileupload('embedded_item_'.$i,'',
7719: $dirpath.$path);
7720: if ($result !~ m|^/uploaded/|) {
7721: $output .= '<span class="LC_error">'
7722: .&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
7723: ,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
7724: .'</span><br />';
7725: next;
7726: } else {
7727: $output .= '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
7728: $path.$fname.'</span>').'</p>';
7729: }
7730: } else {
7731: # Save the file
7732: my $target = $env{'form.embedded_item_'.$i};
7733: my $fullpath = $dir_root.$dirpath.'/'.$path;
7734: my $dest = $fullpath.$fname;
7735: my $url = $url_root.$dirpath.'/'.$path.$fname;
7736: my @parts=split(/\//,$fullpath);
7737: my $count;
7738: my $filepath = $dir_root;
7739: for ($count=4;$count<=$#parts;$count++) {
7740: $filepath .= "/$parts[$count]";
7741: if ((-e $filepath)!=1) {
7742: mkdir($filepath,0770);
7743: }
7744: }
7745: my $fh;
7746: if (!open($fh,'>'.$dest)) {
7747: &Apache::lonnet::logthis('Failed to create '.$dest);
7748: $output .= '<span class="LC_error">'.
7749: &mt('An error occurred while trying to upload [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7750: '</span><br />';
7751: } else {
7752: if (!print $fh $env{'form.embedded_item_'.$i}) {
7753: &Apache::lonnet::logthis('Failed to write to '.$dest);
7754: $output .= '<span class="LC_error">'.
7755: &mt('An error occurred while writing the file [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7756: '</span><br />';
7757: } else {
7758: if ($context eq 'testbank') {
7759: $output .= &mt('Embedded file uploaded successfully:').
7760: ' <a href="'.$url.'">'.
7761: $orig_uploaded_filename.'</a><br />';
7762: } else {
1.705 tempelho 7763: $output .= '<span class=\"LC_fontsize_large\">'.
1.661 raeburn 7764: &mt('View embedded file: [_1]','<a href="'.$url.'">'.
1.705 tempelho 7765: $orig_uploaded_filename.'</a>').'</span><br />';
1.661 raeburn 7766: }
7767: }
7768: close($fh);
7769: }
7770: }
7771: }
7772: return $output;
7773: }
7774:
7775: sub check_for_existing {
7776: my ($path,$fname,$element) = @_;
7777: my ($state,$msg);
7778: if (-d $path.'/'.$fname) {
7779: $state = 'exists';
7780: $msg = &mt('Unable to upload [_1]. A directory by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7781: } elsif (-e $path.'/'.$fname) {
7782: $state = 'exists';
7783: $msg = &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7784: }
7785: if ($state eq 'exists') {
7786: $msg = '<span class="LC_error">'.$msg.'</span><br />';
7787: }
7788: return ($state,$msg);
7789: }
7790:
7791: sub check_for_upload {
7792: my ($path,$fname,$group,$element,$portfolio_root,$port_path,
7793: $disk_quota,$current_disk_usage,$uname,$udom) = @_;
7794: my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
7795: my $getpropath = 1;
7796: my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
7797: $getpropath);
7798: my $found_file = 0;
7799: my $locked_file = 0;
7800: foreach my $line (@dir_list) {
7801: my ($file_name)=split(/\&/,$line,2);
7802: if ($file_name eq $fname){
7803: $file_name = $path.$file_name;
7804: if ($group ne '') {
7805: $file_name = $group.$file_name;
7806: }
7807: $found_file = 1;
7808: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
7809: $locked_file = 1;
7810: }
7811: }
7812: }
7813: if (($current_disk_usage + $filesize) > $disk_quota){
7814: my $msg = '<span class="LC_error">'.
7815: &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
7816: '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
7817: return ('will_exceed_quota',$msg);
7818: } elsif ($found_file) {
7819: if ($locked_file) {
7820: my $msg = '<span class="LC_error">';
7821: $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>');
7822: $msg .= '</span><br />';
7823: $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
7824: return ('file_locked',$msg);
7825: } else {
7826: my $msg = '<span class="LC_error">';
7827: $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'});
7828: $msg .= '</span>';
7829: $msg .= '<br />';
7830: $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
7831: return ('file_exists',$msg);
7832: }
7833: }
7834: }
7835:
1.31 albertel 7836:
1.41 ng 7837: =pod
1.45 matthew 7838:
1.464 albertel 7839: =back
1.41 ng 7840:
1.112 bowersj2 7841: =head1 CSV Upload/Handling functions
1.38 albertel 7842:
1.41 ng 7843: =over 4
7844:
1.648 raeburn 7845: =item * &upfile_store($r)
1.41 ng 7846:
7847: Store uploaded file, $r should be the HTTP Request object,
1.258 albertel 7848: needs $env{'form.upfile'}
1.41 ng 7849: returns $datatoken to be put into hidden field
7850:
7851: =cut
1.31 albertel 7852:
7853: sub upfile_store {
7854: my $r=shift;
1.258 albertel 7855: $env{'form.upfile'}=~s/\r/\n/gs;
7856: $env{'form.upfile'}=~s/\f/\n/gs;
7857: $env{'form.upfile'}=~s/\n+/\n/gs;
7858: $env{'form.upfile'}=~s/\n+$//gs;
1.31 albertel 7859:
1.258 albertel 7860: my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
7861: '_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
1.31 albertel 7862: {
1.158 raeburn 7863: my $datafile = $r->dir_config('lonDaemons').
7864: '/tmp/'.$datatoken.'.tmp';
7865: if ( open(my $fh,">$datafile") ) {
1.258 albertel 7866: print $fh $env{'form.upfile'};
1.158 raeburn 7867: close($fh);
7868: }
1.31 albertel 7869: }
7870: return $datatoken;
7871: }
7872:
1.56 matthew 7873: =pod
7874:
1.648 raeburn 7875: =item * &load_tmp_file($r)
1.41 ng 7876:
7877: Load uploaded file from tmp, $r should be the HTTP Request object,
1.258 albertel 7878: needs $env{'form.datatoken'},
7879: sets $env{'form.upfile'} to the contents of the file
1.41 ng 7880:
7881: =cut
1.31 albertel 7882:
7883: sub load_tmp_file {
7884: my $r=shift;
7885: my @studentdata=();
7886: {
1.158 raeburn 7887: my $studentfile = $r->dir_config('lonDaemons').
1.258 albertel 7888: '/tmp/'.$env{'form.datatoken'}.'.tmp';
1.158 raeburn 7889: if ( open(my $fh,"<$studentfile") ) {
7890: @studentdata=<$fh>;
7891: close($fh);
7892: }
1.31 albertel 7893: }
1.258 albertel 7894: $env{'form.upfile'}=join('',@studentdata);
1.31 albertel 7895: }
7896:
1.56 matthew 7897: =pod
7898:
1.648 raeburn 7899: =item * &upfile_record_sep()
1.41 ng 7900:
7901: Separate uploaded file into records
7902: returns array of records,
1.258 albertel 7903: needs $env{'form.upfile'} and $env{'form.upfiletype'}
1.41 ng 7904:
7905: =cut
1.31 albertel 7906:
7907: sub upfile_record_sep {
1.258 albertel 7908: if ($env{'form.upfiletype'} eq 'xml') {
1.31 albertel 7909: } else {
1.248 albertel 7910: my @records;
1.258 albertel 7911: foreach my $line (split(/\n/,$env{'form.upfile'})) {
1.248 albertel 7912: if ($line=~/^\s*$/) { next; }
7913: push(@records,$line);
7914: }
7915: return @records;
1.31 albertel 7916: }
7917: }
7918:
1.56 matthew 7919: =pod
7920:
1.648 raeburn 7921: =item * &record_sep($record)
1.41 ng 7922:
1.258 albertel 7923: Separate a record into fields $record should be an item from the upfile_record_sep(), needs $env{'form.upfiletype'}
1.41 ng 7924:
7925: =cut
7926:
1.263 www 7927: sub takeleft {
7928: my $index=shift;
7929: return substr('0000'.$index,-4,4);
7930: }
7931:
1.31 albertel 7932: sub record_sep {
7933: my $record=shift;
7934: my %components=();
1.258 albertel 7935: if ($env{'form.upfiletype'} eq 'xml') {
7936: } elsif ($env{'form.upfiletype'} eq 'space') {
1.31 albertel 7937: my $i=0;
1.356 albertel 7938: foreach my $field (split(/\s+/,$record)) {
1.31 albertel 7939: $field=~s/^(\"|\')//;
7940: $field=~s/(\"|\')$//;
1.263 www 7941: $components{&takeleft($i)}=$field;
1.31 albertel 7942: $i++;
7943: }
1.258 albertel 7944: } elsif ($env{'form.upfiletype'} eq 'tab') {
1.31 albertel 7945: my $i=0;
1.356 albertel 7946: foreach my $field (split(/\t/,$record)) {
1.31 albertel 7947: $field=~s/^(\"|\')//;
7948: $field=~s/(\"|\')$//;
1.263 www 7949: $components{&takeleft($i)}=$field;
1.31 albertel 7950: $i++;
7951: }
7952: } else {
1.561 www 7953: my $separator=',';
1.480 banghart 7954: if ($env{'form.upfiletype'} eq 'semisv') {
1.561 www 7955: $separator=';';
1.480 banghart 7956: }
1.31 albertel 7957: my $i=0;
1.561 www 7958: # the character we are looking for to indicate the end of a quote or a record
7959: my $looking_for=$separator;
7960: # do not add the characters to the fields
7961: my $ignore=0;
7962: # we just encountered a separator (or the beginning of the record)
7963: my $just_found_separator=1;
7964: # store the field we are working on here
7965: my $field='';
7966: # work our way through all characters in record
7967: foreach my $character ($record=~/(.)/g) {
7968: if ($character eq $looking_for) {
7969: if ($character ne $separator) {
7970: # Found the end of a quote, again looking for separator
7971: $looking_for=$separator;
7972: $ignore=1;
7973: } else {
7974: # Found a separator, store away what we got
7975: $components{&takeleft($i)}=$field;
7976: $i++;
7977: $just_found_separator=1;
7978: $ignore=0;
7979: $field='';
7980: }
7981: next;
7982: }
7983: # single or double quotation marks after a separator indicate beginning of a quote
7984: # we are now looking for the end of the quote and need to ignore separators
7985: if ((($character eq '"') || ($character eq "'")) && ($just_found_separator)) {
7986: $looking_for=$character;
7987: next;
7988: }
7989: # ignore would be true after we reached the end of a quote
7990: if ($ignore) { next; }
7991: if (($just_found_separator) && ($character=~/\s/)) { next; }
7992: $field.=$character;
7993: $just_found_separator=0;
1.31 albertel 7994: }
1.561 www 7995: # catch the very last entry, since we never encountered the separator
7996: $components{&takeleft($i)}=$field;
1.31 albertel 7997: }
7998: return %components;
7999: }
8000:
1.144 matthew 8001: ######################################################
8002: ######################################################
8003:
1.56 matthew 8004: =pod
8005:
1.648 raeburn 8006: =item * &upfile_select_html()
1.41 ng 8007:
1.144 matthew 8008: Return HTML code to select a file from the users machine and specify
8009: the file type.
1.41 ng 8010:
8011: =cut
8012:
1.144 matthew 8013: ######################################################
8014: ######################################################
1.31 albertel 8015: sub upfile_select_html {
1.144 matthew 8016: my %Types = (
8017: csv => &mt('CSV (comma separated values, spreadsheet)'),
1.480 banghart 8018: semisv => &mt('Semicolon separated values'),
1.144 matthew 8019: space => &mt('Space separated'),
8020: tab => &mt('Tabulator separated'),
8021: # xml => &mt('HTML/XML'),
8022: );
8023: my $Str = '<input type="file" name="upfile" size="50" />'.
1.727 riegler 8024: '<br />'.&mt('Type').': <select name="upfiletype">';
1.144 matthew 8025: foreach my $type (sort(keys(%Types))) {
8026: $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
8027: }
8028: $Str .= "</select>\n";
8029: return $Str;
1.31 albertel 8030: }
8031:
1.301 albertel 8032: sub get_samples {
8033: my ($records,$toget) = @_;
8034: my @samples=({});
8035: my $got=0;
8036: foreach my $rec (@$records) {
8037: my %temp = &record_sep($rec);
8038: if (! grep(/\S/, values(%temp))) { next; }
8039: if (%temp) {
8040: $samples[$got]=\%temp;
8041: $got++;
8042: if ($got == $toget) { last; }
8043: }
8044: }
8045: return \@samples;
8046: }
8047:
1.144 matthew 8048: ######################################################
8049: ######################################################
8050:
1.56 matthew 8051: =pod
8052:
1.648 raeburn 8053: =item * &csv_print_samples($r,$records)
1.41 ng 8054:
8055: Prints a table of sample values from each column uploaded $r is an
8056: Apache Request ref, $records is an arrayref from
8057: &Apache::loncommon::upfile_record_sep
8058:
8059: =cut
8060:
1.144 matthew 8061: ######################################################
8062: ######################################################
1.31 albertel 8063: sub csv_print_samples {
8064: my ($r,$records) = @_;
1.662 bisitz 8065: my $samples = &get_samples($records,5);
1.301 albertel 8066:
1.594 raeburn 8067: $r->print(&mt('Samples').'<br />'.&start_data_table().
8068: &start_data_table_header_row());
1.356 albertel 8069: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8070: $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
1.594 raeburn 8071: $r->print(&end_data_table_header_row());
1.301 albertel 8072: foreach my $hash (@$samples) {
1.594 raeburn 8073: $r->print(&start_data_table_row());
1.356 albertel 8074: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
1.31 albertel 8075: $r->print('<td>');
1.356 albertel 8076: if (defined($$hash{$sample})) { $r->print($$hash{$sample}); }
1.31 albertel 8077: $r->print('</td>');
8078: }
1.594 raeburn 8079: $r->print(&end_data_table_row());
1.31 albertel 8080: }
1.594 raeburn 8081: $r->print(&end_data_table().'<br />'."\n");
1.31 albertel 8082: }
8083:
1.144 matthew 8084: ######################################################
8085: ######################################################
8086:
1.56 matthew 8087: =pod
8088:
1.648 raeburn 8089: =item * &csv_print_select_table($r,$records,$d)
1.41 ng 8090:
8091: Prints a table to create associations between values and table columns.
1.144 matthew 8092:
1.41 ng 8093: $r is an Apache Request ref,
8094: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
1.174 matthew 8095: $d is an array of 2 element arrays (internal name, displayed name,defaultcol)
1.41 ng 8096:
8097: =cut
8098:
1.144 matthew 8099: ######################################################
8100: ######################################################
1.31 albertel 8101: sub csv_print_select_table {
8102: my ($r,$records,$d) = @_;
1.301 albertel 8103: my $i=0;
8104: my $samples = &get_samples($records,1);
1.144 matthew 8105: $r->print(&mt('Associate columns with student attributes.')."\n".
1.594 raeburn 8106: &start_data_table().&start_data_table_header_row().
1.144 matthew 8107: '<th>'.&mt('Attribute').'</th>'.
1.594 raeburn 8108: '<th>'.&mt('Column').'</th>'.
8109: &end_data_table_header_row()."\n");
1.356 albertel 8110: foreach my $array_ref (@$d) {
8111: my ($value,$display,$defaultcol)=@{ $array_ref };
1.729 raeburn 8112: $r->print(&start_data_table_row().'<td>'.$display.'</td>');
1.31 albertel 8113:
8114: $r->print('<td><select name=f'.$i.
1.32 matthew 8115: ' onchange="javascript:flip(this.form,'.$i.');">');
1.31 albertel 8116: $r->print('<option value="none"></option>');
1.356 albertel 8117: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8118: $r->print('<option value="'.$sample.'"'.
8119: ($sample eq $defaultcol ? ' selected="selected" ' : '').
1.662 bisitz 8120: '>'.&mt('Column [_1]',($sample+1)).'</option>');
1.31 albertel 8121: }
1.594 raeburn 8122: $r->print('</select></td>'.&end_data_table_row()."\n");
1.31 albertel 8123: $i++;
8124: }
1.594 raeburn 8125: $r->print(&end_data_table());
1.31 albertel 8126: $i--;
8127: return $i;
8128: }
1.56 matthew 8129:
1.144 matthew 8130: ######################################################
8131: ######################################################
8132:
1.56 matthew 8133: =pod
1.31 albertel 8134:
1.648 raeburn 8135: =item * &csv_samples_select_table($r,$records,$d)
1.41 ng 8136:
8137: Prints a table of sample values from the upload and can make associate samples to internal names.
8138:
8139: $r is an Apache Request ref,
8140: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
8141: $d is an array of 2 element arrays (internal name, displayed name)
8142:
8143: =cut
8144:
1.144 matthew 8145: ######################################################
8146: ######################################################
1.31 albertel 8147: sub csv_samples_select_table {
8148: my ($r,$records,$d) = @_;
8149: my $i=0;
1.144 matthew 8150: #
1.662 bisitz 8151: my $max_samples = 5;
8152: my $samples = &get_samples($records,$max_samples);
1.594 raeburn 8153: $r->print(&start_data_table().
8154: &start_data_table_header_row().'<th>'.
8155: &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
8156: &end_data_table_header_row());
1.301 albertel 8157:
8158: foreach my $key (sort(keys(%{ $samples->[0] }))) {
1.594 raeburn 8159: $r->print(&start_data_table_row().'<td><select name="f'.$i.'"'.
1.32 matthew 8160: ' onchange="javascript:flip(this.form,'.$i.');">');
1.301 albertel 8161: foreach my $option (@$d) {
8162: my ($value,$display,$defaultcol)=@{ $option };
1.174 matthew 8163: $r->print('<option value="'.$value.'"'.
1.253 albertel 8164: ($i eq $defaultcol ? ' selected="selected" ':'').'>'.
1.174 matthew 8165: $display.'</option>');
1.31 albertel 8166: }
8167: $r->print('</select></td><td>');
1.662 bisitz 8168: foreach my $line (0..($max_samples-1)) {
1.301 albertel 8169: if (defined($samples->[$line]{$key})) {
8170: $r->print($samples->[$line]{$key}."<br />\n");
8171: }
8172: }
1.594 raeburn 8173: $r->print('</td>'.&end_data_table_row());
1.31 albertel 8174: $i++;
8175: }
1.594 raeburn 8176: $r->print(&end_data_table());
1.31 albertel 8177: $i--;
8178: return($i);
1.115 matthew 8179: }
8180:
1.144 matthew 8181: ######################################################
8182: ######################################################
8183:
1.115 matthew 8184: =pod
8185:
1.648 raeburn 8186: =item * &clean_excel_name($name)
1.115 matthew 8187:
8188: Returns a replacement for $name which does not contain any illegal characters.
8189:
8190: =cut
8191:
1.144 matthew 8192: ######################################################
8193: ######################################################
1.115 matthew 8194: sub clean_excel_name {
8195: my ($name) = @_;
8196: $name =~ s/[:\*\?\/\\]//g;
8197: if (length($name) > 31) {
8198: $name = substr($name,0,31);
8199: }
8200: return $name;
1.25 albertel 8201: }
1.84 albertel 8202:
1.85 albertel 8203: =pod
8204:
1.648 raeburn 8205: =item * &check_if_partid_hidden($id,$symb,$udom,$uname)
1.85 albertel 8206:
8207: Returns either 1 or undef
8208:
8209: 1 if the part is to be hidden, undef if it is to be shown
8210:
8211: Arguments are:
8212:
8213: $id the id of the part to be checked
8214: $symb, optional the symb of the resource to check
8215: $udom, optional the domain of the user to check for
8216: $uname, optional the username of the user to check for
8217:
8218: =cut
1.84 albertel 8219:
8220: sub check_if_partid_hidden {
8221: my ($id,$symb,$udom,$uname) = @_;
1.133 albertel 8222: my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts',
1.84 albertel 8223: $symb,$udom,$uname);
1.141 albertel 8224: my $truth=1;
8225: #if the string starts with !, then the list is the list to show not hide
8226: if ($hiddenparts=~s/^\s*!//) { $truth=undef; }
1.84 albertel 8227: my @hiddenlist=split(/,/,$hiddenparts);
8228: foreach my $checkid (@hiddenlist) {
1.141 albertel 8229: if ($checkid =~ /^\s*\Q$id\E\s*$/) { return $truth; }
1.84 albertel 8230: }
1.141 albertel 8231: return !$truth;
1.84 albertel 8232: }
1.127 matthew 8233:
1.138 matthew 8234:
8235: ############################################################
8236: ############################################################
8237:
8238: =pod
8239:
1.157 matthew 8240: =back
8241:
1.138 matthew 8242: =head1 cgi-bin script and graphing routines
8243:
1.157 matthew 8244: =over 4
8245:
1.648 raeburn 8246: =item * &get_cgi_id()
1.138 matthew 8247:
8248: Inputs: none
8249:
8250: Returns an id which can be used to pass environment variables
8251: to various cgi-bin scripts. These environment variables will
8252: be removed from the users environment after a given time by
8253: the routine &Apache::lonnet::transfer_profile_to_env.
8254:
8255: =cut
8256:
8257: ############################################################
8258: ############################################################
1.152 albertel 8259: my $uniq=0;
1.136 matthew 8260: sub get_cgi_id {
1.154 albertel 8261: $uniq=($uniq+1)%100000;
1.280 albertel 8262: return (time.'_'.$$.'_'.$uniq);
1.136 matthew 8263: }
8264:
1.127 matthew 8265: ############################################################
8266: ############################################################
8267:
8268: =pod
8269:
1.648 raeburn 8270: =item * &DrawBarGraph()
1.127 matthew 8271:
1.138 matthew 8272: Facilitates the plotting of data in a (stacked) bar graph.
8273: Puts plot definition data into the users environment in order for
8274: graph.png to plot it. Returns an <img> tag for the plot.
8275: The bars on the plot are labeled '1','2',...,'n'.
8276:
8277: Inputs:
8278:
8279: =over 4
8280:
8281: =item $Title: string, the title of the plot
8282:
8283: =item $xlabel: string, text describing the X-axis of the plot
8284:
8285: =item $ylabel: string, text describing the Y-axis of the plot
8286:
8287: =item $Max: scalar, the maximum Y value to use in the plot
8288: If $Max is < any data point, the graph will not be rendered.
8289:
1.140 matthew 8290: =item $colors: array ref holding the colors to be used for the data sets when
1.138 matthew 8291: they are plotted. If undefined, default values will be used.
8292:
1.178 matthew 8293: =item $labels: array ref holding the labels to use on the x-axis for the bars.
8294:
1.138 matthew 8295: =item @Values: An array of array references. Each array reference holds data
8296: to be plotted in a stacked bar chart.
8297:
1.239 matthew 8298: =item If the final element of @Values is a hash reference the key/value
8299: pairs will be added to the graph definition.
8300:
1.138 matthew 8301: =back
8302:
8303: Returns:
8304:
8305: An <img> tag which references graph.png and the appropriate identifying
8306: information for the plot.
8307:
1.127 matthew 8308: =cut
8309:
8310: ############################################################
8311: ############################################################
1.134 matthew 8312: sub DrawBarGraph {
1.178 matthew 8313: my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
1.134 matthew 8314: #
8315: if (! defined($colors)) {
8316: $colors = ['#33ff00',
8317: '#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
8318: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
8319: ];
8320: }
1.228 matthew 8321: my $extra_settings = {};
8322: if (ref($Values[-1]) eq 'HASH') {
8323: $extra_settings = pop(@Values);
8324: }
1.127 matthew 8325: #
1.136 matthew 8326: my $identifier = &get_cgi_id();
8327: my $id = 'cgi.'.$identifier;
1.129 matthew 8328: if (! @Values || ref($Values[0]) ne 'ARRAY') {
1.127 matthew 8329: return '';
8330: }
1.225 matthew 8331: #
8332: my @Labels;
8333: if (defined($labels)) {
8334: @Labels = @$labels;
8335: } else {
8336: for (my $i=0;$i<@{$Values[0]};$i++) {
8337: push (@Labels,$i+1);
8338: }
8339: }
8340: #
1.129 matthew 8341: my $NumBars = scalar(@{$Values[0]});
1.225 matthew 8342: if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
1.129 matthew 8343: my %ValuesHash;
8344: my $NumSets=1;
8345: foreach my $array (@Values) {
8346: next if (! ref($array));
1.136 matthew 8347: $ValuesHash{$id.'.data.'.$NumSets++} =
1.132 matthew 8348: join(',',@$array);
1.129 matthew 8349: }
1.127 matthew 8350: #
1.136 matthew 8351: my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
1.225 matthew 8352: if ($NumBars < 3) {
8353: $width = 120+$NumBars*32;
1.220 matthew 8354: $xskip = 1;
1.225 matthew 8355: $bar_width = 30;
8356: } elsif ($NumBars < 5) {
8357: $width = 120+$NumBars*20;
8358: $xskip = 1;
8359: $bar_width = 20;
1.220 matthew 8360: } elsif ($NumBars < 10) {
1.136 matthew 8361: $width = 120+$NumBars*15;
8362: $xskip = 1;
8363: $bar_width = 15;
8364: } elsif ($NumBars <= 25) {
8365: $width = 120+$NumBars*11;
8366: $xskip = 5;
8367: $bar_width = 8;
8368: } elsif ($NumBars <= 50) {
8369: $width = 120+$NumBars*8;
8370: $xskip = 5;
8371: $bar_width = 4;
8372: } else {
8373: $width = 120+$NumBars*8;
8374: $xskip = 5;
8375: $bar_width = 4;
8376: }
8377: #
1.137 matthew 8378: $Max = 1 if ($Max < 1);
8379: if ( int($Max) < $Max ) {
8380: $Max++;
8381: $Max = int($Max);
8382: }
1.127 matthew 8383: $Title = '' if (! defined($Title));
8384: $xlabel = '' if (! defined($xlabel));
8385: $ylabel = '' if (! defined($ylabel));
1.369 www 8386: $ValuesHash{$id.'.title'} = &escape($Title);
8387: $ValuesHash{$id.'.xlabel'} = &escape($xlabel);
8388: $ValuesHash{$id.'.ylabel'} = &escape($ylabel);
1.137 matthew 8389: $ValuesHash{$id.'.y_max_value'} = $Max;
1.136 matthew 8390: $ValuesHash{$id.'.NumBars'} = $NumBars;
8391: $ValuesHash{$id.'.NumSets'} = $NumSets;
8392: $ValuesHash{$id.'.PlotType'} = 'bar';
8393: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8394: $ValuesHash{$id.'.height'} = $height;
8395: $ValuesHash{$id.'.width'} = $width;
8396: $ValuesHash{$id.'.xskip'} = $xskip;
8397: $ValuesHash{$id.'.bar_width'} = $bar_width;
8398: $ValuesHash{$id.'.labels'} = join(',',@Labels);
1.127 matthew 8399: #
1.228 matthew 8400: # Deal with other parameters
8401: while (my ($key,$value) = each(%$extra_settings)) {
8402: $ValuesHash{$id.'.'.$key} = $value;
8403: }
8404: #
1.646 raeburn 8405: &Apache::lonnet::appenv(\%ValuesHash);
1.137 matthew 8406: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8407: }
8408:
8409: ############################################################
8410: ############################################################
8411:
8412: =pod
8413:
1.648 raeburn 8414: =item * &DrawXYGraph()
1.137 matthew 8415:
1.138 matthew 8416: Facilitates the plotting of data in an XY graph.
8417: Puts plot definition data into the users environment in order for
8418: graph.png to plot it. Returns an <img> tag for the plot.
8419:
8420: Inputs:
8421:
8422: =over 4
8423:
8424: =item $Title: string, the title of the plot
8425:
8426: =item $xlabel: string, text describing the X-axis of the plot
8427:
8428: =item $ylabel: string, text describing the Y-axis of the plot
8429:
8430: =item $Max: scalar, the maximum Y value to use in the plot
8431: If $Max is < any data point, the graph will not be rendered.
8432:
8433: =item $colors: Array ref containing the hex color codes for the data to be
8434: plotted in. If undefined, default values will be used.
8435:
8436: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8437:
8438: =item $Ydata: Array ref containing Array refs.
1.185 www 8439: Each of the contained arrays will be plotted as a separate curve.
1.138 matthew 8440:
8441: =item %Values: hash indicating or overriding any default values which are
8442: passed to graph.png.
8443: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8444:
8445: =back
8446:
8447: Returns:
8448:
8449: An <img> tag which references graph.png and the appropriate identifying
8450: information for the plot.
8451:
1.137 matthew 8452: =cut
8453:
8454: ############################################################
8455: ############################################################
8456: sub DrawXYGraph {
8457: my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_;
8458: #
8459: # Create the identifier for the graph
8460: my $identifier = &get_cgi_id();
8461: my $id = 'cgi.'.$identifier;
8462: #
8463: $Title = '' if (! defined($Title));
8464: $xlabel = '' if (! defined($xlabel));
8465: $ylabel = '' if (! defined($ylabel));
8466: my %ValuesHash =
8467: (
1.369 www 8468: $id.'.title' => &escape($Title),
8469: $id.'.xlabel' => &escape($xlabel),
8470: $id.'.ylabel' => &escape($ylabel),
1.137 matthew 8471: $id.'.y_max_value'=> $Max,
8472: $id.'.labels' => join(',',@$Xlabels),
8473: $id.'.PlotType' => 'XY',
8474: );
8475: #
8476: if (defined($colors) && ref($colors) eq 'ARRAY') {
8477: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8478: }
8479: #
8480: if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') {
8481: return '';
8482: }
8483: my $NumSets=1;
1.138 matthew 8484: foreach my $array (@{$Ydata}){
1.137 matthew 8485: next if (! ref($array));
8486: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
8487: }
1.138 matthew 8488: $ValuesHash{$id.'.NumSets'} = $NumSets-1;
1.137 matthew 8489: #
8490: # Deal with other parameters
8491: while (my ($key,$value) = each(%Values)) {
8492: $ValuesHash{$id.'.'.$key} = $value;
1.127 matthew 8493: }
8494: #
1.646 raeburn 8495: &Apache::lonnet::appenv(\%ValuesHash);
1.136 matthew 8496: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8497: }
8498:
8499: ############################################################
8500: ############################################################
8501:
8502: =pod
8503:
1.648 raeburn 8504: =item * &DrawXYYGraph()
1.138 matthew 8505:
8506: Facilitates the plotting of data in an XY graph with two Y axes.
8507: Puts plot definition data into the users environment in order for
8508: graph.png to plot it. Returns an <img> tag for the plot.
8509:
8510: Inputs:
8511:
8512: =over 4
8513:
8514: =item $Title: string, the title of the plot
8515:
8516: =item $xlabel: string, text describing the X-axis of the plot
8517:
8518: =item $ylabel: string, text describing the Y-axis of the plot
8519:
8520: =item $colors: Array ref containing the hex color codes for the data to be
8521: plotted in. If undefined, default values will be used.
8522:
8523: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8524:
8525: =item $Ydata1: The first data set
8526:
8527: =item $Min1: The minimum value of the left Y-axis
8528:
8529: =item $Max1: The maximum value of the left Y-axis
8530:
8531: =item $Ydata2: The second data set
8532:
8533: =item $Min2: The minimum value of the right Y-axis
8534:
8535: =item $Max2: The maximum value of the left Y-axis
8536:
8537: =item %Values: hash indicating or overriding any default values which are
8538: passed to graph.png.
8539: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8540:
8541: =back
8542:
8543: Returns:
8544:
8545: An <img> tag which references graph.png and the appropriate identifying
8546: information for the plot.
1.136 matthew 8547:
8548: =cut
8549:
8550: ############################################################
8551: ############################################################
1.137 matthew 8552: sub DrawXYYGraph {
8553: my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1,
8554: $Ydata2,$Min2,$Max2,%Values)=@_;
1.136 matthew 8555: #
8556: # Create the identifier for the graph
8557: my $identifier = &get_cgi_id();
8558: my $id = 'cgi.'.$identifier;
8559: #
8560: $Title = '' if (! defined($Title));
8561: $xlabel = '' if (! defined($xlabel));
8562: $ylabel = '' if (! defined($ylabel));
8563: my %ValuesHash =
8564: (
1.369 www 8565: $id.'.title' => &escape($Title),
8566: $id.'.xlabel' => &escape($xlabel),
8567: $id.'.ylabel' => &escape($ylabel),
1.136 matthew 8568: $id.'.labels' => join(',',@$Xlabels),
8569: $id.'.PlotType' => 'XY',
8570: $id.'.NumSets' => 2,
1.137 matthew 8571: $id.'.two_axes' => 1,
8572: $id.'.y1_max_value' => $Max1,
8573: $id.'.y1_min_value' => $Min1,
8574: $id.'.y2_max_value' => $Max2,
8575: $id.'.y2_min_value' => $Min2,
1.136 matthew 8576: );
8577: #
1.137 matthew 8578: if (defined($colors) && ref($colors) eq 'ARRAY') {
8579: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8580: }
8581: #
8582: if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' ||
8583: ! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){
1.136 matthew 8584: return '';
8585: }
8586: my $NumSets=1;
1.137 matthew 8587: foreach my $array ($Ydata1,$Ydata2){
1.136 matthew 8588: next if (! ref($array));
8589: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
1.137 matthew 8590: }
8591: #
8592: # Deal with other parameters
8593: while (my ($key,$value) = each(%Values)) {
8594: $ValuesHash{$id.'.'.$key} = $value;
1.136 matthew 8595: }
8596: #
1.646 raeburn 8597: &Apache::lonnet::appenv(\%ValuesHash);
1.130 albertel 8598: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
1.139 matthew 8599: }
8600:
8601: ############################################################
8602: ############################################################
8603:
8604: =pod
8605:
1.157 matthew 8606: =back
8607:
1.139 matthew 8608: =head1 Statistics helper routines?
8609:
8610: Bad place for them but what the hell.
8611:
1.157 matthew 8612: =over 4
8613:
1.648 raeburn 8614: =item * &chartlink()
1.139 matthew 8615:
8616: Returns a link to the chart for a specific student.
8617:
8618: Inputs:
8619:
8620: =over 4
8621:
8622: =item $linktext: The text of the link
8623:
8624: =item $sname: The students username
8625:
8626: =item $sdomain: The students domain
8627:
8628: =back
8629:
1.157 matthew 8630: =back
8631:
1.139 matthew 8632: =cut
8633:
8634: ############################################################
8635: ############################################################
8636: sub chartlink {
8637: my ($linktext, $sname, $sdomain) = @_;
8638: my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
1.369 www 8639: '&SelectedStudent='.&escape($sname.':'.$sdomain).
1.219 albertel 8640: '&chartoutputmode='.HTML::Entities::encode('html, with all links').
1.139 matthew 8641: '">'.$linktext.'</a>';
1.153 matthew 8642: }
8643:
8644: #######################################################
8645: #######################################################
8646:
8647: =pod
8648:
8649: =head1 Course Environment Routines
1.157 matthew 8650:
8651: =over 4
1.153 matthew 8652:
1.648 raeburn 8653: =item * &restore_course_settings()
1.153 matthew 8654:
1.648 raeburn 8655: =item * &store_course_settings()
1.153 matthew 8656:
8657: Restores/Store indicated form parameters from the course environment.
8658: Will not overwrite existing values of the form parameters.
8659:
8660: Inputs:
8661: a scalar describing the data (e.g. 'chart', 'problem_analysis')
8662:
8663: a hash ref describing the data to be stored. For example:
8664:
8665: %Save_Parameters = ('Status' => 'scalar',
8666: 'chartoutputmode' => 'scalar',
8667: 'chartoutputdata' => 'scalar',
8668: 'Section' => 'array',
1.373 raeburn 8669: 'Group' => 'array',
1.153 matthew 8670: 'StudentData' => 'array',
8671: 'Maps' => 'array');
8672:
8673: Returns: both routines return nothing
8674:
1.631 raeburn 8675: =back
8676:
1.153 matthew 8677: =cut
8678:
8679: #######################################################
8680: #######################################################
8681: sub store_course_settings {
1.496 albertel 8682: return &store_settings($env{'request.course.id'},@_);
8683: }
8684:
8685: sub store_settings {
1.153 matthew 8686: # save to the environment
8687: # appenv the same items, just to be safe
1.300 albertel 8688: my $udom = $env{'user.domain'};
8689: my $uname = $env{'user.name'};
1.496 albertel 8690: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8691: my %SaveHash;
8692: my %AppHash;
8693: while (my ($setting,$type) = each(%$Settings)) {
1.496 albertel 8694: my $basename = join('.','internal',$context,$prefix,$setting);
1.300 albertel 8695: my $envname = 'environment.'.$basename;
1.258 albertel 8696: if (exists($env{'form.'.$setting})) {
1.153 matthew 8697: # Save this value away
8698: if ($type eq 'scalar' &&
1.258 albertel 8699: (! exists($env{$envname}) ||
8700: $env{$envname} ne $env{'form.'.$setting})) {
8701: $SaveHash{$basename} = $env{'form.'.$setting};
8702: $AppHash{$envname} = $env{'form.'.$setting};
1.153 matthew 8703: } elsif ($type eq 'array') {
8704: my $stored_form;
1.258 albertel 8705: if (ref($env{'form.'.$setting})) {
1.153 matthew 8706: $stored_form = join(',',
8707: map {
1.369 www 8708: &escape($_);
1.258 albertel 8709: } sort(@{$env{'form.'.$setting}}));
1.153 matthew 8710: } else {
8711: $stored_form =
1.369 www 8712: &escape($env{'form.'.$setting});
1.153 matthew 8713: }
8714: # Determine if the array contents are the same.
1.258 albertel 8715: if ($stored_form ne $env{$envname}) {
1.153 matthew 8716: $SaveHash{$basename} = $stored_form;
8717: $AppHash{$envname} = $stored_form;
8718: }
8719: }
8720: }
8721: }
8722: my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
1.300 albertel 8723: $udom,$uname);
1.153 matthew 8724: if ($put_result !~ /^(ok|delayed)/) {
8725: &Apache::lonnet::logthis('unable to save form parameters, '.
8726: 'got error:'.$put_result);
8727: }
8728: # Make sure these settings stick around in this session, too
1.646 raeburn 8729: &Apache::lonnet::appenv(\%AppHash);
1.153 matthew 8730: return;
8731: }
8732:
8733: sub restore_course_settings {
1.499 albertel 8734: return &restore_settings($env{'request.course.id'},@_);
1.496 albertel 8735: }
8736:
8737: sub restore_settings {
8738: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8739: while (my ($setting,$type) = each(%$Settings)) {
1.258 albertel 8740: next if (exists($env{'form.'.$setting}));
1.496 albertel 8741: my $envname = 'environment.internal.'.$context.'.'.$prefix.
1.153 matthew 8742: '.'.$setting;
1.258 albertel 8743: if (exists($env{$envname})) {
1.153 matthew 8744: if ($type eq 'scalar') {
1.258 albertel 8745: $env{'form.'.$setting} = $env{$envname};
1.153 matthew 8746: } elsif ($type eq 'array') {
1.258 albertel 8747: $env{'form.'.$setting} = [
1.153 matthew 8748: map {
1.369 www 8749: &unescape($_);
1.258 albertel 8750: } split(',',$env{$envname})
1.153 matthew 8751: ];
8752: }
8753: }
8754: }
1.127 matthew 8755: }
8756:
1.618 raeburn 8757: #######################################################
8758: #######################################################
8759:
8760: =pod
8761:
8762: =head1 Domain E-mail Routines
8763:
8764: =over 4
8765:
1.648 raeburn 8766: =item * &build_recipient_list()
1.618 raeburn 8767:
8768: Build recipient lists for three types of e-mail:
8769: (a) Error Reports, (b) Package Updates, (c) Help requests, generated by
1.619 raeburn 8770: lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.
1.618 raeburn 8771:
8772: Inputs:
1.619 raeburn 8773: defmail (scalar - email address of default recipient),
1.618 raeburn 8774: mailing type (scalar - errormail, packagesmail, or helpdeskmail),
1.619 raeburn 8775: defdom (domain for which to retrieve configuration settings),
8776: origmail (scalar - email address of recipient from loncapa.conf,
8777: i.e., predates configuration by DC via domainprefs.pm
1.618 raeburn 8778:
1.655 raeburn 8779: Returns: comma separated list of addresses to which to send e-mail.
8780:
8781: =back
1.618 raeburn 8782:
8783: =cut
8784:
8785: ############################################################
8786: ############################################################
8787: sub build_recipient_list {
1.619 raeburn 8788: my ($defmail,$mailing,$defdom,$origmail) = @_;
1.618 raeburn 8789: my @recipients;
8790: my $otheremails;
8791: my %domconfig =
8792: &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
8793: if (ref($domconfig{'contacts'}) eq 'HASH') {
8794: if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
8795: my @contacts = ('adminemail','supportemail');
8796: foreach my $item (@contacts) {
8797: if ($domconfig{'contacts'}{$mailing}{$item}) {
1.619 raeburn 8798: my $addr = $domconfig{'contacts'}{$item};
8799: if (!grep(/^\Q$addr\E$/,@recipients)) {
8800: push(@recipients,$addr);
8801: }
1.618 raeburn 8802: }
8803: $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
8804: }
8805: }
1.619 raeburn 8806: } elsif ($origmail ne '') {
8807: push(@recipients,$origmail);
1.618 raeburn 8808: }
1.688 raeburn 8809: if (defined($defmail)) {
8810: if ($defmail ne '') {
8811: push(@recipients,$defmail);
8812: }
1.618 raeburn 8813: }
8814: if ($otheremails) {
1.619 raeburn 8815: my @others;
8816: if ($otheremails =~ /,/) {
8817: @others = split(/,/,$otheremails);
1.618 raeburn 8818: } else {
1.619 raeburn 8819: push(@others,$otheremails);
8820: }
8821: foreach my $addr (@others) {
8822: if (!grep(/^\Q$addr\E$/,@recipients)) {
8823: push(@recipients,$addr);
8824: }
1.618 raeburn 8825: }
8826: }
1.619 raeburn 8827: my $recipientlist = join(',',@recipients);
1.618 raeburn 8828: return $recipientlist;
8829: }
8830:
1.127 matthew 8831: ############################################################
8832: ############################################################
1.154 albertel 8833:
1.655 raeburn 8834: =pod
8835:
8836: =head1 Course Catalog Routines
8837:
8838: =over 4
8839:
8840: =item * &gather_categories()
8841:
8842: Converts category definitions - keys of categories hash stored in
8843: coursecategories in configuration.db on the primary library server in a
8844: domain - to an array. Also generates javascript and idx hash used to
8845: generate Domain Coordinator interface for editing Course Categories.
8846:
8847: Inputs:
1.663 raeburn 8848:
1.655 raeburn 8849: categories (reference to hash of category definitions).
1.663 raeburn 8850:
1.655 raeburn 8851: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8852: categories and subcategories).
1.663 raeburn 8853:
1.655 raeburn 8854: idx (reference to hash of counters used in Domain Coordinator interface for
8855: editing Course Categories).
1.663 raeburn 8856:
1.655 raeburn 8857: jsarray (reference to array of categories used to create Javascript arrays for
8858: Domain Coordinator interface for editing Course Categories).
8859:
8860: Returns: nothing
8861:
8862: Side effects: populates cats, idx and jsarray.
8863:
8864: =cut
8865:
8866: sub gather_categories {
8867: my ($categories,$cats,$idx,$jsarray) = @_;
8868: my %counters;
8869: my $num = 0;
8870: foreach my $item (keys(%{$categories})) {
8871: my ($cat,$container,$depth) = map { &unescape($_); } split(/:/,$item);
8872: if ($container eq '' && $depth == 0) {
8873: $cats->[$depth][$categories->{$item}] = $cat;
8874: } else {
8875: $cats->[$depth]{$container}[$categories->{$item}] = $cat;
8876: }
8877: my ($escitem,$tail) = split(/:/,$item,2);
8878: if ($counters{$tail} eq '') {
8879: $counters{$tail} = $num;
8880: $num ++;
8881: }
8882: if (ref($idx) eq 'HASH') {
8883: $idx->{$item} = $counters{$tail};
8884: }
8885: if (ref($jsarray) eq 'ARRAY') {
8886: push(@{$jsarray->[$counters{$tail}]},$item);
8887: }
8888: }
8889: return;
8890: }
8891:
8892: =pod
8893:
8894: =item * &extract_categories()
8895:
8896: Used to generate breadcrumb trails for course categories.
8897:
8898: Inputs:
1.663 raeburn 8899:
1.655 raeburn 8900: categories (reference to hash of category definitions).
1.663 raeburn 8901:
1.655 raeburn 8902: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8903: categories and subcategories).
1.663 raeburn 8904:
1.655 raeburn 8905: trails (reference to array of breacrumb trails for each category).
1.663 raeburn 8906:
1.655 raeburn 8907: allitems (reference to hash - key is category key
8908: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8909:
1.655 raeburn 8910: idx (reference to hash of counters used in Domain Coordinator interface for
8911: editing Course Categories).
1.663 raeburn 8912:
1.655 raeburn 8913: jsarray (reference to array of categories used to create Javascript arrays for
8914: Domain Coordinator interface for editing Course Categories).
8915:
1.665 raeburn 8916: subcats (reference to hash of arrays containing all subcategories within each
8917: category, -recursive)
8918:
1.655 raeburn 8919: Returns: nothing
8920:
8921: Side effects: populates trails and allitems hash references.
8922:
8923: =cut
8924:
8925: sub extract_categories {
1.665 raeburn 8926: my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
1.655 raeburn 8927: if (ref($categories) eq 'HASH') {
8928: &gather_categories($categories,$cats,$idx,$jsarray);
8929: if (ref($cats->[0]) eq 'ARRAY') {
8930: for (my $i=0; $i<@{$cats->[0]}; $i++) {
8931: my $name = $cats->[0][$i];
8932: my $item = &escape($name).'::0';
8933: my $trailstr;
8934: if ($name eq 'instcode') {
8935: $trailstr = &mt('Official courses (with institutional codes)');
8936: } else {
8937: $trailstr = $name;
8938: }
8939: if ($allitems->{$item} eq '') {
8940: push(@{$trails},$trailstr);
8941: $allitems->{$item} = scalar(@{$trails})-1;
8942: }
8943: my @parents = ($name);
8944: if (ref($cats->[1]{$name}) eq 'ARRAY') {
8945: for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {
8946: my $category = $cats->[1]{$name}[$j];
1.665 raeburn 8947: if (ref($subcats) eq 'HASH') {
8948: push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
8949: }
8950: &recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
8951: }
8952: } else {
8953: if (ref($subcats) eq 'HASH') {
8954: $subcats->{$item} = [];
1.655 raeburn 8955: }
8956: }
8957: }
8958: }
8959: }
8960: return;
8961: }
8962:
8963: =pod
8964:
8965: =item *&recurse_categories()
8966:
8967: Recursively used to generate breadcrumb trails for course categories.
8968:
8969: Inputs:
1.663 raeburn 8970:
1.655 raeburn 8971: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8972: categories and subcategories).
1.663 raeburn 8973:
1.655 raeburn 8974: depth (current depth in hierarchy of categories and sub-categories - 0 indexed).
1.663 raeburn 8975:
8976: category (current course category, for which breadcrumb trail is being generated).
8977:
8978: trails (reference to array of breadcrumb trails for each category).
8979:
1.655 raeburn 8980: allitems (reference to hash - key is category key
8981: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8982:
1.655 raeburn 8983: parents (array containing containers directories for current category,
8984: back to top level).
8985:
8986: Returns: nothing
8987:
8988: Side effects: populates trails and allitems hash references
8989:
8990: =cut
8991:
8992: sub recurse_categories {
1.665 raeburn 8993: my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
1.655 raeburn 8994: my $shallower = $depth - 1;
8995: if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
8996: for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
8997: my $name = $cats->[$depth]{$category}[$k];
8998: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
8999: my $trailstr = join(' -> ',(@{$parents},$category));
9000: if ($allitems->{$item} eq '') {
9001: push(@{$trails},$trailstr);
9002: $allitems->{$item} = scalar(@{$trails})-1;
9003: }
9004: my $deeper = $depth+1;
9005: push(@{$parents},$category);
1.665 raeburn 9006: if (ref($subcats) eq 'HASH') {
9007: my $subcat = &escape($name).':'.$category.':'.$depth;
9008: for (my $j=@{$parents}; $j>=0; $j--) {
9009: my $higher;
9010: if ($j > 0) {
9011: $higher = &escape($parents->[$j]).':'.
9012: &escape($parents->[$j-1]).':'.$j;
9013: } else {
9014: $higher = &escape($parents->[$j]).'::'.$j;
9015: }
9016: push(@{$subcats->{$higher}},$subcat);
9017: }
9018: }
9019: &recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
9020: $subcats);
1.655 raeburn 9021: pop(@{$parents});
9022: }
9023: } else {
9024: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
9025: my $trailstr = join(' -> ',(@{$parents},$category));
9026: if ($allitems->{$item} eq '') {
9027: push(@{$trails},$trailstr);
9028: $allitems->{$item} = scalar(@{$trails})-1;
9029: }
9030: }
9031: return;
9032: }
9033:
1.663 raeburn 9034: =pod
9035:
9036: =item *&assign_categories_table()
9037:
9038: Create a datatable for display of hierarchical categories in a domain,
9039: with checkboxes to allow a course to be categorized.
9040:
9041: Inputs:
9042:
9043: cathash - reference to hash of categories defined for the domain (from
9044: configuration.db)
9045:
9046: currcat - scalar with an & separated list of categories assigned to a course.
9047:
9048: Returns: $output (markup to be displayed)
9049:
9050: =cut
9051:
9052: sub assign_categories_table {
9053: my ($cathash,$currcat) = @_;
9054: my $output;
9055: if (ref($cathash) eq 'HASH') {
9056: my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
9057: &extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
9058: $maxdepth = scalar(@cats);
9059: if (@cats > 0) {
9060: my $itemcount = 0;
9061: if (ref($cats[0]) eq 'ARRAY') {
9062: $output = &Apache::loncommon::start_data_table();
9063: my @currcategories;
9064: if ($currcat ne '') {
9065: @currcategories = split('&',$currcat);
9066: }
9067: for (my $i=0; $i<@{$cats[0]}; $i++) {
9068: my $parent = $cats[0][$i];
9069: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9070: next if ($parent eq 'instcode');
9071: my $item = &escape($parent).'::0';
9072: my $checked = '';
9073: if (@currcategories > 0) {
9074: if (grep(/^\Q$item\E$/,@currcategories)) {
9075: $checked = ' checked="checked" ';
9076: }
9077: }
1.675 raeburn 9078: $output .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
9079: '<input type="checkbox" name="usecategory" value="'.
9080: $item.'"'.$checked.' />'.$parent.'</span>'.
9081: '<input type="hidden" name="catname" value="'.$parent.'" /></td>';
1.663 raeburn 9082: my $depth = 1;
9083: push(@path,$parent);
9084: $output .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
9085: pop(@path);
9086: $output .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
9087: $itemcount ++;
9088: }
9089: $output .= &Apache::loncommon::end_data_table();
9090: }
9091: }
9092: }
9093: return $output;
9094: }
9095:
9096: =pod
9097:
9098: =item *&assign_category_rows()
9099:
9100: Create a datatable row for display of nested categories in a domain,
9101: with checkboxes to allow a course to be categorized,called recursively.
9102:
9103: Inputs:
9104:
9105: itemcount - track row number for alternating colors
9106:
9107: cats - reference to array of arrays/hashes which encapsulates hierarchy of
9108: categories and subcategories.
9109:
9110: depth - current depth in hierarchy of categories and sub-categories - 0 indexed.
9111:
9112: parent - parent of current category item
9113:
9114: path - Array containing all categories back up through the hierarchy from the
9115: current category to the top level.
9116:
9117: currcategories - reference to array of current categories assigned to the course
9118:
9119: Returns: $output (markup to be displayed).
9120:
9121: =cut
9122:
9123: sub assign_category_rows {
9124: my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
9125: my ($text,$name,$item,$chgstr);
9126: if (ref($cats) eq 'ARRAY') {
9127: my $maxdepth = scalar(@{$cats});
9128: if (ref($cats->[$depth]) eq 'HASH') {
9129: if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
9130: my $numchildren = @{$cats->[$depth]{$parent}};
9131: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9132: $text .= '<td><table class="LC_datatable">';
9133: for (my $j=0; $j<$numchildren; $j++) {
9134: $name = $cats->[$depth]{$parent}[$j];
9135: $item = &escape($name).':'.&escape($parent).':'.$depth;
9136: my $deeper = $depth+1;
9137: my $checked = '';
9138: if (ref($currcategories) eq 'ARRAY') {
9139: if (@{$currcategories} > 0) {
9140: if (grep(/^\Q$item\E$/,@{$currcategories})) {
9141: $checked = ' checked="checked" ';
9142: }
9143: }
9144: }
1.664 raeburn 9145: $text .= '<tr><td><span class="LC_nobreak"><label>'.
9146: '<input type="checkbox" name="usecategory" value="'.
1.675 raeburn 9147: $item.'"'.$checked.' />'.$name.'</label></span>'.
9148: '<input type="hidden" name="catname" value="'.$name.'" />'.
9149: '</td><td>';
1.663 raeburn 9150: if (ref($path) eq 'ARRAY') {
9151: push(@{$path},$name);
9152: $text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
9153: pop(@{$path});
9154: }
9155: $text .= '</td></tr>';
9156: }
9157: $text .= '</table></td>';
9158: }
9159: }
9160: }
9161: return $text;
9162: }
9163:
1.655 raeburn 9164: ############################################################
9165: ############################################################
9166:
9167:
1.443 albertel 9168: sub commit_customrole {
1.664 raeburn 9169: my ($udom,$uname,$url,$three,$four,$five,$start,$end,$context) = @_;
1.630 raeburn 9170: my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
1.443 albertel 9171: ($start?', '.&mt('starting').' '.localtime($start):'').
9172: ($end?', ending '.localtime($end):'').': <b>'.
9173: &Apache::lonnet::assigncustomrole(
1.664 raeburn 9174: $udom,$uname,$url,$three,$four,$five,$end,$start,undef,undef,$context).
1.443 albertel 9175: '</b><br />';
9176: return $output;
9177: }
9178:
9179: sub commit_standardrole {
1.541 raeburn 9180: my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
9181: my ($output,$logmsg,$linefeed);
9182: if ($context eq 'auto') {
9183: $linefeed = "\n";
9184: } else {
9185: $linefeed = "<br />\n";
9186: }
1.443 albertel 9187: if ($three eq 'st') {
1.541 raeburn 9188: my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
9189: $one,$two,$sec,$context);
9190: if (($result =~ /^error/) || ($result eq 'not_in_class') ||
1.626 raeburn 9191: ($result eq 'unknown_course') || ($result eq 'refused')) {
9192: $output = $logmsg.' '.&mt('Error: ').$result."\n";
1.443 albertel 9193: } else {
1.541 raeburn 9194: $output = $logmsg.$linefeed.&mt('Assigning').' '.$three.' in '.$url.
1.443 albertel 9195: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9196: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
9197: if ($context eq 'auto') {
9198: $output .= $result.$linefeed.&mt('Add to classlist').': ok';
9199: } else {
9200: $output .= '<b>'.$result.'</b>'.$linefeed.
9201: &mt('Add to classlist').': <b>ok</b>';
9202: }
9203: $output .= $linefeed;
1.443 albertel 9204: }
9205: } else {
9206: $output = &mt('Assigning').' '.$three.' in '.$url.
9207: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9208: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
1.652 raeburn 9209: my $result = &Apache::lonnet::assignrole($udom,$uname,$url,$three,$end,$start,'','',$context);
1.541 raeburn 9210: if ($context eq 'auto') {
9211: $output .= $result.$linefeed;
9212: } else {
9213: $output .= '<b>'.$result.'</b>'.$linefeed;
9214: }
1.443 albertel 9215: }
9216: return $output;
9217: }
9218:
9219: sub commit_studentrole {
1.541 raeburn 9220: my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
1.626 raeburn 9221: my ($result,$linefeed,$oldsecurl,$newsecurl);
1.541 raeburn 9222: if ($context eq 'auto') {
9223: $linefeed = "\n";
9224: } else {
9225: $linefeed = '<br />'."\n";
9226: }
1.443 albertel 9227: if (defined($one) && defined($two)) {
9228: my $cid=$one.'_'.$two;
9229: my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
9230: my $secchange = 0;
9231: my $expire_role_result;
9232: my $modify_section_result;
1.628 raeburn 9233: if ($oldsec ne '-1') {
9234: if ($oldsec ne $sec) {
1.443 albertel 9235: $secchange = 1;
1.628 raeburn 9236: my $now = time;
1.443 albertel 9237: my $uurl='/'.$cid;
9238: $uurl=~s/\_/\//g;
9239: if ($oldsec) {
9240: $uurl.='/'.$oldsec;
9241: }
1.626 raeburn 9242: $oldsecurl = $uurl;
1.628 raeburn 9243: $expire_role_result =
1.652 raeburn 9244: &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now,'','',$context);
1.628 raeburn 9245: if ($env{'request.course.sec'} ne '') {
9246: if ($expire_role_result eq 'refused') {
9247: my @roles = ('st');
9248: my @statuses = ('previous');
9249: my @roledoms = ($one);
9250: my $withsec = 1;
9251: my %roleshash =
9252: &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
9253: \@statuses,\@roles,\@roledoms,$withsec);
9254: if (defined ($roleshash{$two.':'.$one.':st:'.$oldsec})) {
9255: my ($oldstart,$oldend) =
9256: split(':',$roleshash{$two.':'.$one.':st:'.$oldsec});
9257: if ($oldend > 0 && $oldend <= $now) {
9258: $expire_role_result = 'ok';
9259: }
9260: }
9261: }
9262: }
1.443 albertel 9263: $result = $expire_role_result;
9264: }
9265: }
9266: if (($expire_role_result eq 'ok') || ($secchange == 0)) {
1.652 raeburn 9267: $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid,'',$context);
1.443 albertel 9268: if ($modify_section_result =~ /^ok/) {
9269: if ($secchange == 1) {
1.628 raeburn 9270: if ($sec eq '') {
9271: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to student role without a section.',$uname,$oldsec).$linefeed;
9272: } else {
9273: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to new section: [_3].',$uname,$oldsec,$sec).$linefeed;
9274: }
1.443 albertel 9275: } elsif ($oldsec eq '-1') {
1.628 raeburn 9276: if ($sec eq '') {
9277: $$logmsg .= &mt('New student role without a section for [_1] in course [_2].',$uname,$cid).$linefeed;
9278: } else {
9279: $$logmsg .= &mt('New student role for [_1] in section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9280: }
1.443 albertel 9281: } else {
1.628 raeburn 9282: if ($sec eq '') {
9283: $$logmsg .= &mt('Student [_1] assigned to course [_2] without a section.',$uname,$cid).$linefeed;
9284: } else {
9285: $$logmsg .= &mt('Student [_1] assigned to section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9286: }
1.443 albertel 9287: }
9288: } else {
1.628 raeburn 9289: if ($secchange) {
9290: $$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;
9291: } else {
9292: $$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
9293: }
1.443 albertel 9294: }
9295: $result = $modify_section_result;
9296: } elsif ($secchange == 1) {
1.628 raeburn 9297: if ($oldsec eq '') {
9298: $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_3] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
9299: } else {
9300: $$logmsg .= &mt('Error when attempting to expire existing role for [_1] in section [_2] in course [_3] -error: ',$uname,$oldsec,$cid).' '.$expire_role_result.$linefeed;
9301: }
1.626 raeburn 9302: if ($expire_role_result eq 'refused') {
9303: my $newsecurl = '/'.$cid;
9304: $newsecurl =~ s/\_/\//g;
9305: if ($sec ne '') {
9306: $newsecurl.='/'.$sec;
9307: }
9308: if (&Apache::lonnet::allowed('cst',$newsecurl) && !(&Apache::lonnet::allowed('cst',$oldsecurl))) {
9309: if ($sec eq '') {
9310: $$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;
9311: } else {
9312: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments in other sections.',$sec).$linefeed;
9313: }
9314: }
9315: }
1.443 albertel 9316: }
9317: } else {
1.626 raeburn 9318: $$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 9319: $result = "error: incomplete course id\n";
9320: }
9321: return $result;
9322: }
9323:
9324: ############################################################
9325: ############################################################
9326:
1.566 albertel 9327: sub check_clone {
1.578 raeburn 9328: my ($args,$linefeed) = @_;
1.566 albertel 9329: my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
9330: my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
9331: my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
9332: my $clonemsg;
9333: my $can_clone = 0;
9334:
9335: if ($clonehome eq 'no_host') {
1.578 raeburn 9336: $clonemsg = &mt('No new course created.').$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 9337: } else {
9338: my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
1.568 albertel 9339: if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
1.566 albertel 9340: $can_clone = 1;
9341: } else {
9342: my %clonehash = &Apache::lonnet::get('environment',['cloners'],
9343: $args->{'clonedomain'},$args->{'clonecourse'});
9344: my @cloners = split(/,/,$clonehash{'cloners'});
1.578 raeburn 9345: if (grep(/^\*$/,@cloners)) {
9346: $can_clone = 1;
9347: } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
9348: $can_clone = 1;
9349: } else {
9350: my %roleshash =
9351: &Apache::lonnet::get_my_roles($args->{'ccuname'},
9352: $args->{'ccdomain'},
9353: 'userroles',['active'],['cc'],
9354: [$args->{'clonedomain'}]);
9355: if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
9356: $can_clone = 1;
9357: } else {
9358: $clonemsg = &mt('No new course created.').$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'},$clonedesc{'description'});
9359: }
1.566 albertel 9360: }
1.578 raeburn 9361: }
1.566 albertel 9362: }
9363: return ($can_clone, $clonemsg, $cloneid, $clonehome);
9364: }
9365:
1.444 albertel 9366: sub construct_course {
1.541 raeburn 9367: my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
1.444 albertel 9368: my $outcome;
1.541 raeburn 9369: my $linefeed = '<br />'."\n";
9370: if ($context eq 'auto') {
9371: $linefeed = "\n";
9372: }
1.566 albertel 9373:
9374: #
9375: # Are we cloning?
9376: #
9377: my ($can_clone, $clonemsg, $cloneid, $clonehome);
9378: if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
1.578 raeburn 9379: ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
1.566 albertel 9380: if ($context ne 'auto') {
1.578 raeburn 9381: if ($clonemsg ne '') {
9382: $clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
9383: }
1.566 albertel 9384: }
9385: $outcome .= $clonemsg.$linefeed;
9386:
9387: if (!$can_clone) {
9388: return (0,$outcome);
9389: }
9390: }
9391:
1.444 albertel 9392: #
9393: # Open course
9394: #
9395: my $crstype = lc($args->{'crstype'});
9396: my %cenv=();
9397: $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
9398: $args->{'cdescr'},
9399: $args->{'curl'},
9400: $args->{'course_home'},
9401: $args->{'nonstandard'},
9402: $args->{'crscode'},
9403: $args->{'ccuname'}.':'.
9404: $args->{'ccdomain'},
9405: $args->{'crstype'});
9406:
9407: # Note: The testing routines depend on this being output; see
9408: # Utils::Course. This needs to at least be output as a comment
9409: # if anyone ever decides to not show this, and Utils::Course::new
9410: # will need to be suitably modified.
1.541 raeburn 9411: $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
1.444 albertel 9412: #
9413: # Check if created correctly
9414: #
1.479 albertel 9415: ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
1.444 albertel 9416: my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
1.541 raeburn 9417: $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
1.566 albertel 9418:
1.444 albertel 9419: #
1.566 albertel 9420: # Do the cloning
9421: #
9422: if ($can_clone && $cloneid) {
9423: $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
9424: if ($context ne 'auto') {
9425: $clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
9426: }
9427: $outcome .= $clonemsg.$linefeed;
9428: my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
1.444 albertel 9429: # Copy all files
1.637 www 9430: &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
1.444 albertel 9431: # Restore URL
1.566 albertel 9432: $cenv{'url'}=$oldcenv{'url'};
1.444 albertel 9433: # Restore title
1.566 albertel 9434: $cenv{'description'}=$oldcenv{'description'};
1.444 albertel 9435: # Mark as cloned
1.566 albertel 9436: $cenv{'clonedfrom'}=$cloneid;
1.638 www 9437: # Need to clone grading mode
9438: my %newenv=&Apache::lonnet::get('environment',['grading'],$$crsudom,$$crsunum);
9439: $cenv{'grading'}=$newenv{'grading'};
9440: # Do not clone these environment entries
9441: &Apache::lonnet::del('environment',
9442: ['default_enrollment_start_date',
9443: 'default_enrollment_end_date',
9444: 'question.email',
9445: 'policy.email',
9446: 'comment.email',
9447: 'pch.users.denied',
1.725 raeburn 9448: 'plc.users.denied',
9449: 'hidefromcat',
9450: 'categories'],
1.638 www 9451: $$crsudom,$$crsunum);
1.444 albertel 9452: }
1.566 albertel 9453:
1.444 albertel 9454: #
9455: # Set environment (will override cloned, if existing)
9456: #
9457: my @sections = ();
9458: my @xlists = ();
9459: if ($args->{'crstype'}) {
9460: $cenv{'type'}=$args->{'crstype'};
9461: }
9462: if ($args->{'crsid'}) {
9463: $cenv{'courseid'}=$args->{'crsid'};
9464: }
9465: if ($args->{'crscode'}) {
9466: $cenv{'internal.coursecode'}=$args->{'crscode'};
9467: }
9468: if ($args->{'crsquota'} ne '') {
9469: $cenv{'internal.coursequota'}=$args->{'crsquota'};
9470: } else {
9471: $cenv{'internal.coursequota'}=$args->{'crsquota'} = 20;
9472: }
9473: if ($args->{'ccuname'}) {
9474: $cenv{'internal.courseowner'} = $args->{'ccuname'}.
9475: ':'.$args->{'ccdomain'};
9476: } else {
9477: $cenv{'internal.courseowner'} = $args->{'curruser'};
9478: }
9479: my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
9480: if ($args->{'crssections'}) {
9481: $cenv{'internal.sectionnums'} = '';
9482: if ($args->{'crssections'} =~ m/,/) {
9483: @sections = split/,/,$args->{'crssections'};
9484: } else {
9485: $sections[0] = $args->{'crssections'};
9486: }
9487: if (@sections > 0) {
9488: foreach my $item (@sections) {
9489: my ($sec,$gp) = split/:/,$item;
9490: my $class = $args->{'crscode'}.$sec;
9491: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
9492: $cenv{'internal.sectionnums'} .= $item.',';
9493: unless ($addcheck eq 'ok') {
9494: push @badclasses, $class;
9495: }
9496: }
9497: $cenv{'internal.sectionnums'} =~ s/,$//;
9498: }
9499: }
9500: # do not hide course coordinator from staff listing,
9501: # even if privileged
9502: $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9503: # add crosslistings
9504: if ($args->{'crsxlist'}) {
9505: $cenv{'internal.crosslistings'}='';
9506: if ($args->{'crsxlist'} =~ m/,/) {
9507: @xlists = split/,/,$args->{'crsxlist'};
9508: } else {
9509: $xlists[0] = $args->{'crsxlist'};
9510: }
9511: if (@xlists > 0) {
9512: foreach my $item (@xlists) {
9513: my ($xl,$gp) = split/:/,$item;
9514: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
9515: $cenv{'internal.crosslistings'} .= $item.',';
9516: unless ($addcheck eq 'ok') {
9517: push @badclasses, $xl;
9518: }
9519: }
9520: $cenv{'internal.crosslistings'} =~ s/,$//;
9521: }
9522: }
9523: if ($args->{'autoadds'}) {
9524: $cenv{'internal.autoadds'}=$args->{'autoadds'};
9525: }
9526: if ($args->{'autodrops'}) {
9527: $cenv{'internal.autodrops'}=$args->{'autodrops'};
9528: }
9529: # check for notification of enrollment changes
9530: my @notified = ();
9531: if ($args->{'notify_owner'}) {
9532: if ($args->{'ccuname'} ne '') {
9533: push(@notified,$args->{'ccuname'}.':'.$args->{'ccdomain'});
9534: }
9535: }
9536: if ($args->{'notify_dc'}) {
9537: if ($uname ne '') {
1.630 raeburn 9538: push(@notified,$uname.':'.$udom);
1.444 albertel 9539: }
9540: }
9541: if (@notified > 0) {
9542: my $notifylist;
9543: if (@notified > 1) {
9544: $notifylist = join(',',@notified);
9545: } else {
9546: $notifylist = $notified[0];
9547: }
9548: $cenv{'internal.notifylist'} = $notifylist;
9549: }
9550: if (@badclasses > 0) {
9551: my %lt=&Apache::lonlocal::texthash(
9552: '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',
9553: 'dnhr' => 'does not have rights to access enrollment in these classes',
9554: 'adby' => 'as determined by the policies of your institution on access to official classlists'
9555: );
1.541 raeburn 9556: my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
9557: ' ('.$lt{'adby'}.')';
9558: if ($context eq 'auto') {
9559: $outcome .= $badclass_msg.$linefeed;
1.566 albertel 9560: $outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
1.541 raeburn 9561: foreach my $item (@badclasses) {
9562: if ($context eq 'auto') {
9563: $outcome .= " - $item\n";
9564: } else {
9565: $outcome .= "<li>$item</li>\n";
9566: }
9567: }
9568: if ($context eq 'auto') {
9569: $outcome .= $linefeed;
9570: } else {
1.566 albertel 9571: $outcome .= "</ul><br /><br /></div>\n";
1.541 raeburn 9572: }
9573: }
1.444 albertel 9574: }
9575: if ($args->{'no_end_date'}) {
9576: $args->{'endaccess'} = 0;
9577: }
9578: $cenv{'internal.autostart'}=$args->{'enrollstart'};
9579: $cenv{'internal.autoend'}=$args->{'enrollend'};
9580: $cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
9581: $cenv{'default_enrollment_end_date'}=$args->{'endaccess'};
9582: if ($args->{'showphotos'}) {
9583: $cenv{'internal.showphotos'}=$args->{'showphotos'};
9584: }
9585: $cenv{'internal.authtype'} = $args->{'authtype'};
9586: $cenv{'internal.autharg'} = $args->{'autharg'};
9587: if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
9588: if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'} eq '') {
1.541 raeburn 9589: my $krb_msg = &mt('As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student');
9590: if ($context eq 'auto') {
9591: $outcome .= $krb_msg;
9592: } else {
1.566 albertel 9593: $outcome .= '<span class="LC_error">'.$krb_msg.'</span>';
1.541 raeburn 9594: }
9595: $outcome .= $linefeed;
1.444 albertel 9596: }
9597: }
9598: if (($args->{'ccdomain'}) && ($args->{'ccuname'})) {
9599: if ($args->{'setpolicy'}) {
9600: $cenv{'policy.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9601: }
9602: if ($args->{'setcontent'}) {
9603: $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9604: }
9605: }
9606: if ($args->{'reshome'}) {
9607: $cenv{'reshome'}=$args->{'reshome'}.'/';
9608: $cenv{'reshome'}=~s/\/+$/\//;
9609: }
9610: #
9611: # course has keyed access
9612: #
9613: if ($args->{'setkeys'}) {
9614: $cenv{'keyaccess'}='yes';
9615: }
9616: # if specified, key authority is not course, but user
9617: # only active if keyaccess is yes
9618: if ($args->{'keyauth'}) {
1.487 albertel 9619: my ($user,$domain) = split(':',$args->{'keyauth'});
9620: $user = &LONCAPA::clean_username($user);
9621: $domain = &LONCAPA::clean_username($domain);
1.488 foxr 9622: if ($user ne '' && $domain ne '') {
1.487 albertel 9623: $cenv{'keyauth'}=$user.':'.$domain;
1.444 albertel 9624: }
9625: }
9626:
9627: if ($args->{'disresdis'}) {
9628: $cenv{'pch.roles.denied'}='st';
9629: }
9630: if ($args->{'disablechat'}) {
9631: $cenv{'plc.roles.denied'}='st';
9632: }
9633:
9634: # Record we've not yet viewed the Course Initialization Helper for this
9635: # course
9636: $cenv{'course.helper.not.run'} = 1;
9637: #
9638: # Use new Randomseed
9639: #
9640: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
9641: $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
9642: #
9643: # The encryption code and receipt prefix for this course
9644: #
9645: $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
9646: $cenv{'internal.encpref'}=100+int(9*rand(99));
9647: #
9648: # By default, use standard grading
9649: if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
9650:
1.541 raeburn 9651: $outcome .= $linefeed.&mt('Setting environment').': '.
9652: &Apache::lonnet::put('environment',\%cenv,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9653: #
9654: # Open all assignments
9655: #
9656: if ($args->{'openall'}) {
9657: my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
9658: my %storecontent = ($storeunder => time,
9659: $storeunder.'.type' => 'date_start');
9660:
9661: $outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
1.541 raeburn 9662: ('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9663: }
9664: #
9665: # Set first page
9666: #
9667: unless (($args->{'nonstandard'}) || ($args->{'firstres'} eq 'blank')
9668: || ($cloneid)) {
1.445 albertel 9669: use LONCAPA::map;
1.444 albertel 9670: $outcome .= &mt('Setting first resource').': ';
1.445 albertel 9671:
9672: my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
9673: my ($errtext,$fatal)=&LONCAPA::map::mapread($map);
9674:
1.444 albertel 9675: $outcome .= ($fatal?$errtext:'read ok').' - ';
9676: my $title; my $url;
9677: if ($args->{'firstres'} eq 'syl') {
1.690 bisitz 9678: $title=&mt('Syllabus');
1.444 albertel 9679: $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
9680: } else {
1.690 bisitz 9681: $title=&mt('Navigate Contents');
1.444 albertel 9682: $url='/adm/navmaps';
9683: }
1.445 albertel 9684:
9685: $LONCAPA::map::resources[1]=$title.':'.$url.':false:start:res';
9686: (my $outtext,$errtext) = &LONCAPA::map::storemap($map,1);
9687:
9688: if ($errtext) { $fatal=2; }
1.541 raeburn 9689: $outcome .= ($fatal?$errtext:'write ok').$linefeed;
1.444 albertel 9690: }
1.566 albertel 9691:
9692: return (1,$outcome);
1.444 albertel 9693: }
9694:
9695: ############################################################
9696: ############################################################
9697:
1.378 raeburn 9698: sub course_type {
9699: my ($cid) = @_;
9700: if (!defined($cid)) {
9701: $cid = $env{'request.course.id'};
9702: }
1.404 albertel 9703: if (defined($env{'course.'.$cid.'.type'})) {
9704: return $env{'course.'.$cid.'.type'};
1.378 raeburn 9705: } else {
9706: return 'Course';
1.377 raeburn 9707: }
9708: }
1.156 albertel 9709:
1.406 raeburn 9710: sub group_term {
9711: my $crstype = &course_type();
9712: my %names = (
9713: 'Course' => 'group',
9714: 'Group' => 'team',
9715: );
9716: return $names{$crstype};
9717: }
9718:
1.156 albertel 9719: sub icon {
9720: my ($file)=@_;
1.505 albertel 9721: my $curfext = lc((split(/\./,$file))[-1]);
1.168 albertel 9722: my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
1.156 albertel 9723: my $embstyle = &Apache::loncommon::fileembstyle($curfext);
1.168 albertel 9724: if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {
9725: if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
9726: $Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9727: $curfext.".gif") {
9728: $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9729: $curfext.".gif";
9730: }
9731: }
1.249 albertel 9732: return &lonhttpdurl($iconname);
1.154 albertel 9733: }
1.84 albertel 9734:
1.575 albertel 9735: sub lonhttpdurl {
1.692 www 9736: #
9737: # Had been used for "small fry" static images on separate port 8080.
9738: # Modify here if lightweight http functionality desired again.
9739: # Currently eliminated due to increasing firewall issues.
9740: #
1.575 albertel 9741: my ($url)=@_;
1.692 www 9742: return $url;
1.215 albertel 9743: }
9744:
1.213 albertel 9745: sub connection_aborted {
9746: my ($r)=@_;
9747: $r->print(" ");$r->rflush();
9748: my $c = $r->connection;
9749: return $c->aborted();
9750: }
9751:
1.221 foxr 9752: # Escapes strings that may have embedded 's that will be put into
1.222 foxr 9753: # strings as 'strings'.
9754: sub escape_single {
1.221 foxr 9755: my ($input) = @_;
1.223 albertel 9756: $input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
1.221 foxr 9757: $input =~ s/\'/\\\'/g; # Esacpe the 's....
9758: return $input;
9759: }
1.223 albertel 9760:
1.222 foxr 9761: # Same as escape_single, but escape's "'s This
9762: # can be used for "strings"
9763: sub escape_double {
9764: my ($input) = @_;
9765: $input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
9766: $input =~ s/\"/\\\"/g; # Esacpe the "s....
9767: return $input;
9768: }
1.223 albertel 9769:
1.222 foxr 9770: # Escapes the last element of a full URL.
9771: sub escape_url {
9772: my ($url) = @_;
1.238 raeburn 9773: my @urlslices = split(/\//, $url,-1);
1.369 www 9774: my $lastitem = &escape(pop(@urlslices));
1.223 albertel 9775: return join('/',@urlslices).'/'.$lastitem;
1.222 foxr 9776: }
1.462 albertel 9777:
9778: # -------------------------------------------------------- Initliaze user login
9779: sub init_user_environment {
1.463 albertel 9780: my ($r, $username, $domain, $authhost, $form, $args) = @_;
1.462 albertel 9781: my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
9782:
9783: my $public=($username eq 'public' && $domain eq 'public');
9784:
9785: # See if old ID present, if so, remove
9786:
9787: my ($filename,$cookie,$userroles);
9788: my $now=time;
9789:
9790: if ($public) {
9791: my $max_public=100;
9792: my $oldest;
9793: my $oldest_time=0;
9794: for(my $next=1;$next<=$max_public;$next++) {
9795: if (-e $lonids."/publicuser_$next.id") {
9796: my $mtime=(stat($lonids."/publicuser_$next.id"))[9];
9797: if ($mtime<$oldest_time || !$oldest_time) {
9798: $oldest_time=$mtime;
9799: $oldest=$next;
9800: }
9801: } else {
9802: $cookie="publicuser_$next";
9803: last;
9804: }
9805: }
9806: if (!$cookie) { $cookie="publicuser_$oldest"; }
9807: } else {
1.463 albertel 9808: # if this isn't a robot, kill any existing non-robot sessions
9809: if (!$args->{'robot'}) {
9810: opendir(DIR,$lonids);
9811: while ($filename=readdir(DIR)) {
9812: if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
9813: unlink($lonids.'/'.$filename);
9814: }
1.462 albertel 9815: }
1.463 albertel 9816: closedir(DIR);
1.462 albertel 9817: }
9818: # Give them a new cookie
1.463 albertel 9819: my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
1.684 www 9820: : $now.$$.int(rand(10000)));
1.463 albertel 9821: $cookie="$username\_$id\_$domain\_$authhost";
1.462 albertel 9822:
9823: # Initialize roles
9824:
9825: $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost);
9826: }
9827: # ------------------------------------ Check browser type and MathML capability
9828:
9829: my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
9830: $clientunicode,$clientos) = &decode_user_agent($r);
9831:
9832: # -------------------------------------- Any accessibility options to remember?
9833: if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
9834: foreach my $option ('imagesuppress','appletsuppress',
9835: 'embedsuppress','fontenhance','blackwhite') {
9836: if ($form->{$option} eq 'true') {
9837: &Apache::lonnet::put('environment',{$option => 'on'},
9838: $domain,$username);
9839: } else {
9840: &Apache::lonnet::del('environment',[$option],
9841: $domain,$username);
9842: }
9843: }
9844: }
9845: # ------------------------------------------------------------- Get environment
9846:
9847: my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
9848: my ($tmp) = keys(%userenv);
9849: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
9850: # default remote control to off
9851: if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
9852: } else {
9853: undef(%userenv);
9854: }
9855: if (($userenv{'interface'}) && (!$form->{'interface'})) {
9856: $form->{'interface'}=$userenv{'interface'};
9857: }
9858: $env{'environment.remote'}=$userenv{'remote'};
9859: if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
9860:
9861: # --------------- Do not trust query string to be put directly into environment
9862: foreach my $option ('imagesuppress','appletsuppress',
9863: 'embedsuppress','fontenhance','blackwhite',
9864: 'interface','localpath','localres') {
9865: $form->{$option}=~s/[\n\r\=]//gs;
9866: }
9867: # --------------------------------------------------------- Write first profile
9868:
9869: {
9870: my %initial_env =
9871: ("user.name" => $username,
9872: "user.domain" => $domain,
9873: "user.home" => $authhost,
9874: "browser.type" => $clientbrowser,
9875: "browser.version" => $clientversion,
9876: "browser.mathml" => $clientmathml,
9877: "browser.unicode" => $clientunicode,
9878: "browser.os" => $clientos,
9879: "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
9880: "request.course.fn" => '',
9881: "request.course.uri" => '',
9882: "request.course.sec" => '',
9883: "request.role" => 'cm',
9884: "request.role.adv" => $env{'user.adv'},
9885: "request.host" => $ENV{'REMOTE_ADDR'},);
9886:
9887: if ($form->{'localpath'}) {
9888: $initial_env{"browser.localpath"} = $form->{'localpath'};
9889: $initial_env{"browser.localres"} = $form->{'localres'};
9890: }
9891:
9892: if ($public) {
9893: $initial_env{"environment.remote"} = "off";
9894: }
9895: if ($form->{'interface'}) {
9896: $form->{'interface'}=~s/\W//gs;
9897: $initial_env{"browser.interface"} = $form->{'interface'};
9898: $env{'browser.interface'}=$form->{'interface'};
9899: foreach my $option ('imagesuppress','appletsuppress',
9900: 'embedsuppress','fontenhance','blackwhite') {
9901: if (($form->{$option} eq 'true') ||
9902: ($userenv{$option} eq 'on')) {
9903: $initial_env{"browser.$option"} = "on";
9904: }
9905: }
9906: }
9907:
1.724 raeburn 9908: foreach my $tool ('aboutme','blog','portfolio') {
9909: $userenv{'availabletools.'.$tool} =
9910: &Apache::lonnet::usertools_access($username,$domain,$tool,'reload');
9911: }
9912:
1.462 albertel 9913: $env{'user.environment'} = "$lonids/$cookie.id";
9914:
9915: if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
9916: &GDBM_WRCREAT(),0640)) {
9917: &_add_to_env(\%disk_env,\%initial_env);
9918: &_add_to_env(\%disk_env,\%userenv,'environment.');
9919: &_add_to_env(\%disk_env,$userroles);
1.463 albertel 9920: if (ref($args->{'extra_env'})) {
9921: &_add_to_env(\%disk_env,$args->{'extra_env'});
9922: }
1.462 albertel 9923: untie(%disk_env);
9924: } else {
1.705 tempelho 9925: &Apache::lonnet::logthis("<span style=\"color:blue;\">WARNING: ".
9926: 'Could not create environment storage in lonauth: '.$!.'</span>');
1.462 albertel 9927: return 'error: '.$!;
9928: }
9929: }
9930: $env{'request.role'}='cm';
9931: $env{'request.role.adv'}=$env{'user.adv'};
9932: $env{'browser.type'}=$clientbrowser;
9933:
9934: return $cookie;
9935:
9936: }
9937:
9938: sub _add_to_env {
9939: my ($idf,$env_data,$prefix) = @_;
1.676 raeburn 9940: if (ref($env_data) eq 'HASH') {
9941: while (my ($key,$value) = each(%$env_data)) {
9942: $idf->{$prefix.$key} = $value;
9943: $env{$prefix.$key} = $value;
9944: }
1.462 albertel 9945: }
9946: }
9947:
1.685 tempelho 9948: # --- Get the symbolic name of a problem and the url
9949: sub get_symb {
9950: my ($request,$silent) = @_;
1.726 raeburn 9951: (my $url=$env{'form.url'}) =~ s-^https?\://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
1.685 tempelho 9952: my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
9953: if ($symb eq '') {
9954: if (!$silent) {
9955: $request->print("Unable to handle ambiguous references:$url:.");
9956: return ();
9957: }
9958: }
9959: &Apache::lonenc::check_decrypt(\$symb);
9960: return ($symb);
9961: }
9962:
9963: # --------------------------------------------------------------Get annotation
9964:
9965: sub get_annotation {
9966: my ($symb,$enc) = @_;
9967:
9968: my $key = $symb;
9969: if (!$enc) {
9970: $key =
9971: &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
9972: }
9973: my %annotation=&Apache::lonnet::get('nohist_annotations',[$key]);
9974: return $annotation{$key};
9975: }
9976:
9977: sub clean_symb {
1.731 raeburn 9978: my ($symb,$delete_enc) = @_;
1.685 tempelho 9979:
9980: &Apache::lonenc::check_decrypt(\$symb);
9981: my $enc = $env{'request.enc'};
1.731 raeburn 9982: if ($delete_enc) {
1.730 raeburn 9983: delete($env{'request.enc'});
9984: }
1.685 tempelho 9985:
9986: return ($symb,$enc);
9987: }
1.462 albertel 9988:
1.41 ng 9989: =pod
9990:
9991: =back
9992:
1.112 bowersj2 9993: =cut
1.41 ng 9994:
1.112 bowersj2 9995: 1;
9996: __END__;
1.41 ng 9997:
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