Annotation of loncom/interface/loncommon.pm, revision 1.679.2.4
1.10 albertel 1: # The LearningOnline Network with CAPA
1.1 albertel 2: # a pile of common routines
1.10 albertel 3: #
1.679.2.4! raeburn 4: # $Id: loncommon.pm,v 1.679.2.3 2008/09/19 22:54:46 raeburn 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;
1.139 matthew 64: use HTML::Entities;
1.334 albertel 65: use Apache::lonhtmlcommon();
66: use Apache::loncoursedata();
1.344 albertel 67: use Apache::lontexconvert();
1.444 albertel 68: use Apache::lonclonecourse();
1.479 albertel 69: use LONCAPA qw(:DEFAULT :match);
1.657 raeburn 70: use DateTime::TimeZone;
1.117 www 71:
1.517 raeburn 72: # ---------------------------------------------- Designs
73: use vars qw(%defaultdesign);
74:
1.22 www 75: my $readit;
76:
1.517 raeburn 77:
1.157 matthew 78: ##
79: ## Global Variables
80: ##
1.46 matthew 81:
1.643 foxr 82:
83: # ----------------------------------------------- SSI with retries:
84: #
85:
86: =pod
87:
1.648 raeburn 88: =head1 Server Side include with retries:
1.643 foxr 89:
90: =over 4
91:
1.648 raeburn 92: =item * &ssi_with_retries(resource,retries form)
1.643 foxr 93:
94: Performs an ssi with some number of retries. Retries continue either
95: until the result is ok or until the retry count supplied by the
96: caller is exhausted.
97:
98: Inputs:
1.648 raeburn 99:
100: =over 4
101:
1.643 foxr 102: resource - Identifies the resource to insert.
1.648 raeburn 103:
1.643 foxr 104: retries - Count of the number of retries allowed.
1.648 raeburn 105:
1.643 foxr 106: form - Hash that identifies the rendering options.
107:
1.648 raeburn 108: =back
109:
110: Returns:
111:
112: =over 4
113:
1.643 foxr 114: content - The content of the response. If retries were exhausted this is empty.
1.648 raeburn 115:
1.643 foxr 116: response - The response from the last attempt (which may or may not have been successful.
117:
1.648 raeburn 118: =back
119:
120: =back
121:
1.643 foxr 122: =cut
123:
124: sub ssi_with_retries {
125: my ($resource, $retries, %form) = @_;
126:
127:
128: my $ok = 0; # True if we got a good response.
129: my $content;
130: my $response;
131:
132: # Try to get the ssi done. within the retries count:
133:
134: do {
135: ($content, $response) = &Apache::lonnet::ssi($resource, %form);
136: $ok = $response->is_success;
1.650 www 137: if (!$ok) {
138: &Apache::lonnet::logthis("Failed ssi_with_retries on $resource: ".$response->is_success.', '.$response->code.', '.$response->message);
139: }
1.643 foxr 140: $retries--;
141: } while (!$ok && ($retries > 0));
142:
143: if (!$ok) {
144: $content = ''; # On error return an empty content.
145: }
146: return ($content, $response);
147:
148: }
149:
150:
151:
1.20 www 152: # ----------------------------------------------- Filetypes/Languages/Copyright
1.12 harris41 153: my %language;
1.124 www 154: my %supported_language;
1.12 harris41 155: my %cprtag;
1.192 taceyjo1 156: my %scprtag;
1.351 www 157: my %fe; my %fd; my %fm;
1.41 ng 158: my %category_extensions;
1.12 harris41 159:
1.46 matthew 160: # ---------------------------------------------- Thesaurus variables
1.144 matthew 161: #
162: # %Keywords:
163: # A hash used by &keyword to determine if a word is considered a keyword.
164: # $thesaurus_db_file
165: # Scalar containing the full path to the thesaurus database.
1.46 matthew 166:
167: my %Keywords;
168: my $thesaurus_db_file;
169:
1.144 matthew 170: #
171: # Initialize values from language.tab, copyright.tab, filetypes.tab,
172: # thesaurus.tab, and filecategories.tab.
173: #
1.18 www 174: BEGIN {
1.46 matthew 175: # Variable initialization
176: $thesaurus_db_file = $Apache::lonnet::perlvar{'lonTabDir'}."/thesaurus.db";
177: #
1.22 www 178: unless ($readit) {
1.12 harris41 179: # ------------------------------------------------------------------- languages
180: {
1.158 raeburn 181: my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
182: '/language.tab';
183: if ( open(my $fh,"<$langtabfile") ) {
1.356 albertel 184: while (my $line = <$fh>) {
185: next if ($line=~/^\#/);
186: chomp($line);
187: my ($key,$two,$country,$three,$enc,$val,$sup)=(split(/\t/,$line));
1.158 raeburn 188: $language{$key}=$val.' - '.$enc;
189: if ($sup) {
190: $supported_language{$key}=$sup;
191: }
192: }
193: close($fh);
194: }
1.12 harris41 195: }
196: # ------------------------------------------------------------------ copyrights
197: {
1.158 raeburn 198: my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
199: '/copyright.tab';
200: if ( open (my $fh,"<$copyrightfile") ) {
1.356 albertel 201: while (my $line = <$fh>) {
202: next if ($line=~/^\#/);
203: chomp($line);
204: my ($key,$val)=(split(/\s+/,$line,2));
1.158 raeburn 205: $cprtag{$key}=$val;
206: }
207: close($fh);
208: }
1.12 harris41 209: }
1.351 www 210: # ----------------------------------------------------------- source copyrights
1.192 taceyjo1 211: {
212: my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
213: '/source_copyright.tab';
214: if ( open (my $fh,"<$sourcecopyrightfile") ) {
1.356 albertel 215: while (my $line = <$fh>) {
216: next if ($line =~ /^\#/);
217: chomp($line);
218: my ($key,$val)=(split(/\s+/,$line,2));
1.192 taceyjo1 219: $scprtag{$key}=$val;
220: }
221: close($fh);
222: }
223: }
1.63 www 224:
1.517 raeburn 225: # -------------------------------------------------------------- default domain designs
1.63 www 226: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
1.517 raeburn 227: my $designfile = $designdir.'/default.tab';
228: if ( open (my $fh,"<$designfile") ) {
229: while (my $line = <$fh>) {
230: next if ($line =~ /^\#/);
231: chomp($line);
232: my ($key,$val)=(split(/\=/,$line));
233: if ($val) { $defaultdesign{$key}=$val; }
234: }
235: close($fh);
1.63 www 236: }
237:
1.15 harris41 238: # ------------------------------------------------------------- file categories
239: {
1.158 raeburn 240: my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}.
241: '/filecategories.tab';
242: if ( open (my $fh,"<$categoryfile") ) {
1.356 albertel 243: while (my $line = <$fh>) {
244: next if ($line =~ /^\#/);
245: chomp($line);
246: my ($extension,$category)=(split(/\s+/,$line,2));
1.158 raeburn 247: push @{$category_extensions{lc($category)}},$extension;
248: }
249: close($fh);
250: }
251:
1.15 harris41 252: }
1.12 harris41 253: # ------------------------------------------------------------------ file types
254: {
1.158 raeburn 255: my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}.
256: '/filetypes.tab';
257: if ( open (my $fh,"<$typesfile") ) {
1.356 albertel 258: while (my $line = <$fh>) {
259: next if ($line =~ /^\#/);
260: chomp($line);
261: my ($ending,$emb,$mime,$descr)=split(/\s+/,$line,4);
1.158 raeburn 262: if ($descr ne '') {
263: $fe{$ending}=lc($emb);
264: $fd{$ending}=$descr;
1.351 www 265: if ($mime ne 'unk') { $fm{$ending}=$mime; }
1.158 raeburn 266: }
267: }
268: close($fh);
269: }
1.12 harris41 270: }
1.22 www 271: &Apache::lonnet::logthis(
1.46 matthew 272: "<font color=yellow>INFO: Read file types</font>");
1.22 www 273: $readit=1;
1.46 matthew 274: } # end of unless($readit)
1.32 matthew 275:
276: }
1.112 bowersj2 277:
1.42 matthew 278: ###############################################################
279: ## HTML and Javascript Helper Functions ##
280: ###############################################################
281:
282: =pod
283:
1.112 bowersj2 284: =head1 HTML and Javascript Functions
1.42 matthew 285:
1.112 bowersj2 286: =over 4
287:
1.648 raeburn 288: =item * &browser_and_searcher_javascript()
1.112 bowersj2 289:
290: X<browsing, javascript>X<searching, javascript>Returns a string
291: containing javascript with two functions, C<openbrowser> and
292: C<opensearcher>. Returned string does not contain E<lt>scriptE<gt>
293: tags.
1.42 matthew 294:
1.648 raeburn 295: =item * &openbrowser(formname,elementname,only,omit) [javascript]
1.42 matthew 296:
297: inputs: formname, elementname, only, omit
298:
299: formname and elementname indicate the name of the html form and name of
300: the element that the results of the browsing selection are to be placed in.
301:
302: Specifying 'only' will restrict the browser to displaying only files
1.185 www 303: with the given extension. Can be a comma separated list.
1.42 matthew 304:
305: Specifying 'omit' will restrict the browser to NOT displaying files
1.185 www 306: with the given extension. Can be a comma separated list.
1.42 matthew 307:
1.648 raeburn 308: =item * &opensearcher(formname,elementname) [javascript]
1.42 matthew 309:
310: Inputs: formname, elementname
311:
312: formname and elementname specify the name of the html form and the name
313: of the element the selection from the search results will be placed in.
1.542 raeburn 314:
1.42 matthew 315: =cut
316:
317: sub browser_and_searcher_javascript {
1.199 albertel 318: my ($mode)=@_;
319: if (!defined($mode)) { $mode='edit'; }
1.453 albertel 320: my $resurl=&escape_single(&lastresurl());
1.42 matthew 321: return <<END;
1.219 albertel 322: // <!-- BEGIN LON-CAPA Internal
1.50 matthew 323: var editbrowser = null;
1.135 albertel 324: function openbrowser(formname,elementname,only,omit,titleelement) {
1.170 www 325: var url = '$resurl/?';
1.42 matthew 326: if (editbrowser == null) {
327: url += 'launch=1&';
328: }
329: url += 'catalogmode=interactive&';
1.199 albertel 330: url += 'mode=$mode&';
1.611 albertel 331: url += 'inhibitmenu=yes&';
1.42 matthew 332: url += 'form=' + formname + '&';
333: if (only != null) {
334: url += 'only=' + only + '&';
1.217 albertel 335: } else {
336: url += 'only=&';
337: }
1.42 matthew 338: if (omit != null) {
339: url += 'omit=' + omit + '&';
1.217 albertel 340: } else {
341: url += 'omit=&';
342: }
1.135 albertel 343: if (titleelement != null) {
344: url += 'titleelement=' + titleelement + '&';
1.217 albertel 345: } else {
346: url += 'titleelement=&';
347: }
1.42 matthew 348: url += 'element=' + elementname + '';
349: var title = 'Browser';
1.435 albertel 350: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 351: options += ',width=700,height=600';
352: editbrowser = open(url,title,options,'1');
353: editbrowser.focus();
354: }
355: var editsearcher;
1.135 albertel 356: function opensearcher(formname,elementname,titleelement) {
1.42 matthew 357: var url = '/adm/searchcat?';
358: if (editsearcher == null) {
359: url += 'launch=1&';
360: }
361: url += 'catalogmode=interactive&';
1.199 albertel 362: url += 'mode=$mode&';
1.42 matthew 363: url += 'form=' + formname + '&';
1.135 albertel 364: if (titleelement != null) {
365: url += 'titleelement=' + titleelement + '&';
1.217 albertel 366: } else {
367: url += 'titleelement=&';
368: }
1.42 matthew 369: url += 'element=' + elementname + '';
370: var title = 'Search';
1.435 albertel 371: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 372: options += ',width=700,height=600';
373: editsearcher = open(url,title,options,'1');
374: editsearcher.focus();
375: }
1.219 albertel 376: // END LON-CAPA Internal -->
1.42 matthew 377: END
1.170 www 378: }
379:
380: sub lastresurl {
1.258 albertel 381: if ($env{'environment.lastresurl'}) {
382: return $env{'environment.lastresurl'}
1.170 www 383: } else {
384: return '/res';
385: }
386: }
387:
388: sub storeresurl {
389: my $resurl=&Apache::lonnet::clutter(shift);
390: unless ($resurl=~/^\/res/) { return 0; }
391: $resurl=~s/\/$//;
392: &Apache::lonnet::put('environment',{'lastresurl' => $resurl});
1.646 raeburn 393: &Apache::lonnet::appenv({'environment.lastresurl' => $resurl});
1.170 www 394: return 1;
1.42 matthew 395: }
396:
1.74 www 397: sub studentbrowser_javascript {
1.111 www 398: unless (
1.258 albertel 399: (($env{'request.course.id'}) &&
1.302 albertel 400: (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
401: || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
402: '/'.$env{'request.course.sec'})
403: ))
1.258 albertel 404: || ($env{'request.role'}=~/^(au|dc|su)/)
1.111 www 405: ) { return ''; }
1.74 www 406: return (<<'ENDSTDBRW');
407: <script type="text/javascript" language="Javascript" >
408: var stdeditbrowser;
1.558 albertel 409: function openstdbrowser(formname,uname,udom,roleflag,ignorefilter) {
1.74 www 410: var url = '/adm/pickstudent?';
411: var filter;
1.558 albertel 412: if (!ignorefilter) {
413: eval('filter=document.'+formname+'.'+uname+'.value;');
414: }
1.74 www 415: if (filter != null) {
416: if (filter != '') {
417: url += 'filter='+filter+'&';
418: }
419: }
420: url += 'form=' + formname + '&unameelement='+uname+
421: '&udomelement='+udom;
1.111 www 422: if (roleflag) { url+="&roles=1"; }
1.102 www 423: var title = 'Student_Browser';
1.74 www 424: var options = 'scrollbars=1,resizable=1,menubar=0';
425: options += ',width=700,height=600';
426: stdeditbrowser = open(url,title,options,'1');
427: stdeditbrowser.focus();
428: }
429: </script>
430: ENDSTDBRW
431: }
1.42 matthew 432:
1.74 www 433: sub selectstudent_link {
1.111 www 434: my ($form,$unameele,$udomele)=@_;
1.258 albertel 435: if ($env{'request.course.id'}) {
1.302 albertel 436: if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})
437: && !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.
438: '/'.$env{'request.course.sec'})) {
1.111 www 439: return '';
440: }
441: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.607 albertel 442: '","'.$udomele.'");'."'>".&mt('Select User')."</a>";
1.74 www 443: }
1.258 albertel 444: if ($env{'request.role'}=~/^(au|dc|su)/) {
1.111 www 445: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.119 www 446: '","'.$udomele.'",1);'."'>".&mt('Select User')."</a>";
1.111 www 447: }
448: return '';
1.91 www 449: }
450:
1.653 raeburn 451: sub authorbrowser_javascript {
452: return <<"ENDAUTHORBRW";
453: <script type="text/javascript">
454: var stdeditbrowser;
455:
456: function openauthorbrowser(formname,udom) {
457: var url = '/adm/pickauthor?';
458: url += 'form='+formname+'&roledom='+udom;
459: var title = 'Author_Browser';
460: var options = 'scrollbars=1,resizable=1,menubar=0';
461: options += ',width=700,height=600';
462: stdeditbrowser = open(url,title,options,'1');
463: stdeditbrowser.focus();
464: }
465:
466: </script>
467: ENDAUTHORBRW
468: }
469:
1.91 www 470: sub coursebrowser_javascript {
1.468 raeburn 471: my ($domainfilter,$sec_element,$formname)=@_;
1.377 raeburn 472: 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 473: my $output = '
1.538 albertel 474: <script type="text/javascript">
1.468 raeburn 475: var stdeditbrowser;'."\n";
476: $output .= <<"ENDSTDBRW";
1.377 raeburn 477: function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
1.91 www 478: var url = '/adm/pickcourse?';
1.468 raeburn 479: var domainfilter = '';
480: var formid = getFormIdByName(formname);
481: if (formid > -1) {
482: var domid = getIndexByName(formid,udom);
483: if (domid > -1) {
484: if (document.forms[formid].elements[domid].type == 'select-one') {
485: domainfilter=document.forms[formid].elements[domid].options[document.forms[formid].elements[domid].selectedIndex].value;
486: }
487: if (document.forms[formid].elements[domid].type == 'hidden') {
488: domainfilter=document.forms[formid].elements[domid].value;
489: }
490: }
1.91 www 491: }
1.128 albertel 492: if (domainfilter != null) {
493: if (domainfilter != '') {
494: url += 'domainfilter='+domainfilter+'&';
495: }
496: }
1.91 www 497: url += 'form=' + formname + '&cnumelement='+uname+
1.187 albertel 498: '&cdomelement='+udom+
499: '&cnameelement='+desc;
1.468 raeburn 500: if (extra_element !=null && extra_element != '') {
1.594 raeburn 501: if (formname == 'rolechoice' || formname == 'studentform') {
1.468 raeburn 502: url += '&roleelement='+extra_element;
503: if (domainfilter == null || domainfilter == '') {
504: url += '&domainfilter='+extra_element;
505: }
1.234 raeburn 506: }
1.468 raeburn 507: else {
508: if (formname == 'portform') {
509: url += '&setroles='+extra_element;
510: }
511: }
1.230 raeburn 512: }
1.293 raeburn 513: if (multflag !=null && multflag != '') {
514: url += '&multiple='+multflag;
515: }
1.377 raeburn 516: if (crstype == 'Course/Group') {
517: if (formname == 'cu') {
518: crstype = document.cu.crstype.options[document.cu.crstype.selectedIndex].value;
519: if (crstype == "") {
520: alert("$crs_or_grp_alert");
521: return;
522: }
523: }
524: }
525: if (crstype !=null && crstype != '') {
526: url += '&type='+crstype;
527: }
1.102 www 528: var title = 'Course_Browser';
1.91 www 529: var options = 'scrollbars=1,resizable=1,menubar=0';
530: options += ',width=700,height=600';
531: stdeditbrowser = open(url,title,options,'1');
532: stdeditbrowser.focus();
533: }
1.468 raeburn 534:
535: function getFormIdByName(formname) {
536: for (var i=0;i<document.forms.length;i++) {
537: if (document.forms[i].name == formname) {
538: return i;
539: }
540: }
541: return -1;
542: }
543:
544: function getIndexByName(formid,item) {
545: for (var i=0;i<document.forms[formid].elements.length;i++) {
546: if (document.forms[formid].elements[i].name == item) {
547: return i;
548: }
549: }
550: return -1;
551: }
1.91 www 552: ENDSTDBRW
1.468 raeburn 553: if ($sec_element ne '') {
554: $output .= &setsec_javascript($sec_element,$formname);
555: }
556: $output .= '
557: </script>';
558: return $output;
559: }
560:
561: sub setsec_javascript {
562: my ($sec_element,$formname) = @_;
563: my $setsections = qq|
564: function setSect(sectionlist) {
1.629 raeburn 565: var sectionsArray = new Array();
566: if ((sectionlist != '') && (typeof sectionlist != "undefined")) {
567: sectionsArray = sectionlist.split(",");
568: }
1.468 raeburn 569: var numSections = sectionsArray.length;
570: document.$formname.$sec_element.length = 0;
571: if (numSections == 0) {
572: document.$formname.$sec_element.multiple=false;
573: document.$formname.$sec_element.size=1;
574: document.$formname.$sec_element.options[0] = new Option('No existing sections','',false,false)
575: } else {
576: if (numSections == 1) {
577: document.$formname.$sec_element.multiple=false;
578: document.$formname.$sec_element.size=1;
579: document.$formname.$sec_element.options[0] = new Option('Select','',true,true);
580: document.$formname.$sec_element.options[1] = new Option('No section','',false,false)
581: document.$formname.$sec_element.options[2] = new Option(sectionsArray[0],sectionsArray[0],false,false);
582: } else {
583: for (var i=0; i<numSections; i++) {
584: document.$formname.$sec_element.options[i] = new Option(sectionsArray[i],sectionsArray[i],false,false)
585: }
586: document.$formname.$sec_element.multiple=true
587: if (numSections < 3) {
588: document.$formname.$sec_element.size=numSections;
589: } else {
590: document.$formname.$sec_element.size=3;
591: }
592: document.$formname.$sec_element.options[0].selected = false
593: }
594: }
1.91 www 595: }
1.468 raeburn 596: |;
597: return $setsections;
598: }
599:
1.91 www 600:
601: sub selectcourse_link {
1.377 raeburn 602: my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
1.492 albertel 603: return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
604: '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";
1.74 www 605: }
1.42 matthew 606:
1.653 raeburn 607: sub selectauthor_link {
608: my ($form,$udom)=@_;
609: return '<a href="javascript:openauthorbrowser('."'$form','$udom'".');">'.
610: &mt('Select Author').'</a>';
611: }
612:
1.273 raeburn 613: sub check_uncheck_jscript {
614: my $jscript = <<"ENDSCRT";
615: function checkAll(field) {
616: if (field.length > 0) {
617: for (i = 0; i < field.length; i++) {
618: field[i].checked = true ;
619: }
620: } else {
621: field.checked = true
622: }
623: }
624:
625: function uncheckAll(field) {
626: if (field.length > 0) {
627: for (i = 0; i < field.length; i++) {
628: field[i].checked = false ;
1.543 albertel 629: }
630: } else {
1.273 raeburn 631: field.checked = false ;
632: }
633: }
634: ENDSCRT
635: return $jscript;
636: }
637:
1.656 www 638: sub select_timezone {
1.659 raeburn 639: my ($name,$selected,$onchange,$includeempty)=@_;
640: my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
641: if ($includeempty) {
642: $output .= '<option value=""';
643: if (($selected eq '') || ($selected eq 'local')) {
644: $output .= ' selected="selected" ';
645: }
646: $output .= '> </option>';
647: }
1.657 raeburn 648: my @timezones = DateTime::TimeZone->all_names;
649: foreach my $tzone (@timezones) {
650: $output.= '<option value="'.$tzone.'"';
651: if ($tzone eq $selected) {
652: $output.=' selected="selected"';
653: }
654: $output.=">$tzone</option>\n";
1.656 www 655: }
656: $output.="</select>";
657: return $output;
658: }
1.273 raeburn 659:
1.42 matthew 660: =pod
1.36 matthew 661:
1.648 raeburn 662: =item * &linked_select_forms(...)
1.36 matthew 663:
664: linked_select_forms returns a string containing a <script></script> block
665: and html for two <select> menus. The select menus will be linked in that
666: changing the value of the first menu will result in new values being placed
667: in the second menu. The values in the select menu will appear in alphabetical
1.609 raeburn 668: order unless a defined order is provided.
1.36 matthew 669:
670: linked_select_forms takes the following ordered inputs:
671:
672: =over 4
673:
1.112 bowersj2 674: =item * $formname, the name of the <form> tag
1.36 matthew 675:
1.112 bowersj2 676: =item * $middletext, the text which appears between the <select> tags
1.36 matthew 677:
1.112 bowersj2 678: =item * $firstdefault, the default value for the first menu
1.36 matthew 679:
1.112 bowersj2 680: =item * $firstselectname, the name of the first <select> tag
1.36 matthew 681:
1.112 bowersj2 682: =item * $secondselectname, the name of the second <select> tag
1.36 matthew 683:
1.112 bowersj2 684: =item * $hashref, a reference to a hash containing the data for the menus.
1.36 matthew 685:
1.609 raeburn 686: =item * $menuorder, the order of values in the first menu
687:
1.41 ng 688: =back
689:
1.36 matthew 690: Below is an example of such a hash. Only the 'text', 'default', and
691: 'select2' keys must appear as stated. keys(%menu) are the possible
692: values for the first select menu. The text that coincides with the
1.41 ng 693: first menu value is given in $menu{$choice1}->{'text'}. The values
1.36 matthew 694: and text for the second menu are given in the hash pointed to by
695: $menu{$choice1}->{'select2'}.
696:
1.112 bowersj2 697: my %menu = ( A1 => { text =>"Choice A1" ,
698: default => "B3",
699: select2 => {
700: B1 => "Choice B1",
701: B2 => "Choice B2",
702: B3 => "Choice B3",
703: B4 => "Choice B4"
1.609 raeburn 704: },
705: order => ['B4','B3','B1','B2'],
1.112 bowersj2 706: },
707: A2 => { text =>"Choice A2" ,
708: default => "C2",
709: select2 => {
710: C1 => "Choice C1",
711: C2 => "Choice C2",
712: C3 => "Choice C3"
1.609 raeburn 713: },
714: order => ['C2','C1','C3'],
1.112 bowersj2 715: },
716: A3 => { text =>"Choice A3" ,
717: default => "D6",
718: select2 => {
719: D1 => "Choice D1",
720: D2 => "Choice D2",
721: D3 => "Choice D3",
722: D4 => "Choice D4",
723: D5 => "Choice D5",
724: D6 => "Choice D6",
725: D7 => "Choice D7"
1.609 raeburn 726: },
727: order => ['D4','D3','D2','D1','D7','D6','D5'],
1.112 bowersj2 728: }
729: );
1.36 matthew 730:
731: =cut
732:
733: sub linked_select_forms {
734: my ($formname,
735: $middletext,
736: $firstdefault,
737: $firstselectname,
738: $secondselectname,
1.609 raeburn 739: $hashref,
740: $menuorder,
1.36 matthew 741: ) = @_;
742: my $second = "document.$formname.$secondselectname";
743: my $first = "document.$formname.$firstselectname";
744: # output the javascript to do the changing
745: my $result = '';
1.219 albertel 746: $result.="<script type=\"text/javascript\">\n";
1.36 matthew 747: $result.="var select2data = new Object();\n";
748: $" = '","';
749: my $debug = '';
750: foreach my $s1 (sort(keys(%$hashref))) {
751: $result.="select2data.d_$s1 = new Object();\n";
752: $result.="select2data.d_$s1.def = new String('".
753: $hashref->{$s1}->{'default'}."');\n";
1.609 raeburn 754: $result.="select2data.d_$s1.values = new Array(";
1.36 matthew 755: my @s2values = sort(keys( %{ $hashref->{$s1}->{'select2'} } ));
1.609 raeburn 756: if (ref($hashref->{$s1}->{'order'}) eq 'ARRAY') {
757: @s2values = @{$hashref->{$s1}->{'order'}};
758: }
1.36 matthew 759: $result.="\"@s2values\");\n";
760: $result.="select2data.d_$s1.texts = new Array(";
761: my @s2texts;
762: foreach my $value (@s2values) {
763: push @s2texts, $hashref->{$s1}->{'select2'}->{$value};
764: }
765: $result.="\"@s2texts\");\n";
766: }
767: $"=' ';
768: $result.= <<"END";
769:
770: function select1_changed() {
771: // Determine new choice
772: var newvalue = "d_" + $first.value;
773: // update select2
774: var values = select2data[newvalue].values;
775: var texts = select2data[newvalue].texts;
776: var select2def = select2data[newvalue].def;
777: var i;
778: // out with the old
779: for (i = 0; i < $second.options.length; i++) {
780: $second.options[i] = null;
781: }
782: // in with the nuclear
783: for (i=0;i<values.length; i++) {
784: $second.options[i] = new Option(values[i]);
1.143 matthew 785: $second.options[i].value = values[i];
1.36 matthew 786: $second.options[i].text = texts[i];
787: if (values[i] == select2def) {
788: $second.options[i].selected = true;
789: }
790: }
791: }
792: </script>
793: END
794: # output the initial values for the selection lists
795: $result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed()\">\n";
1.609 raeburn 796: my @order = sort(keys(%{$hashref}));
797: if (ref($menuorder) eq 'ARRAY') {
798: @order = @{$menuorder};
799: }
800: foreach my $value (@order) {
1.36 matthew 801: $result.=" <option value=\"$value\" ";
1.253 albertel 802: $result.=" selected=\"selected\" " if ($value eq $firstdefault);
1.119 www 803: $result.=">".&mt($hashref->{$value}->{'text'})."</option>\n";
1.36 matthew 804: }
805: $result .= "</select>\n";
806: my %select2 = %{$hashref->{$firstdefault}->{'select2'}};
807: $result .= $middletext;
808: $result .= "<select size=\"1\" name=\"$secondselectname\">\n";
809: my $seconddefault = $hashref->{$firstdefault}->{'default'};
1.609 raeburn 810:
811: my @secondorder = sort(keys(%select2));
812: if (ref($hashref->{$firstdefault}->{'order'}) eq 'ARRAY') {
813: @secondorder = @{$hashref->{$firstdefault}->{'order'}};
814: }
815: foreach my $value (@secondorder) {
1.36 matthew 816: $result.=" <option value=\"$value\" ";
1.253 albertel 817: $result.=" selected=\"selected\" " if ($value eq $seconddefault);
1.119 www 818: $result.=">".&mt($select2{$value})."</option>\n";
1.36 matthew 819: }
820: $result .= "</select>\n";
821: # return $debug;
822: return $result;
823: } # end of sub linked_select_forms {
824:
1.45 matthew 825: =pod
1.44 bowersj2 826:
1.648 raeburn 827: =item * &help_open_topic($topic,$text,$stayOnPage,$width,$height)
1.44 bowersj2 828:
1.112 bowersj2 829: Returns a string corresponding to an HTML link to the given help
830: $topic, where $topic corresponds to the name of a .tex file in
831: /home/httpd/html/adm/help/tex, with underscores replaced by
832: spaces.
833:
834: $text will optionally be linked to the same topic, allowing you to
835: link text in addition to the graphic. If you do not want to link
836: text, but wish to specify one of the later parameters, pass an
837: empty string.
838:
839: $stayOnPage is a value that will be interpreted as a boolean. If true,
840: the link will not open a new window. If false, the link will open
841: a new window using Javascript. (Default is false.)
842:
843: $width and $height are optional numerical parameters that will
844: override the width and height of the popped up window, which may
845: be useful for certain help topics with big pictures included.
1.44 bowersj2 846:
847: =cut
848:
849: sub help_open_topic {
1.48 bowersj2 850: my ($topic, $text, $stayOnPage, $width, $height) = @_;
851: $text = "" if (not defined $text);
1.44 bowersj2 852: $stayOnPage = 0 if (not defined $stayOnPage);
1.552 banghart 853: if ($env{'browser.interface'} eq 'textual') {
1.79 www 854: $stayOnPage=1;
855: }
1.44 bowersj2 856: $width = 350 if (not defined $width);
857: $height = 400 if (not defined $height);
858: my $filename = $topic;
859: $filename =~ s/ /_/g;
860:
1.48 bowersj2 861: my $template = "";
862: my $link;
1.572 banghart 863:
1.159 www 864: $topic=~s/\W/\_/g;
1.44 bowersj2 865:
1.572 banghart 866: if (!$stayOnPage) {
1.72 bowersj2 867: $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1.572 banghart 868: } else {
1.48 bowersj2 869: $link = "/adm/help/${filename}.hlp";
870: }
871:
872: # Add the text
1.572 banghart 873: if ($text ne "") {
1.77 www 874: $template .=
1.572 banghart 875: "<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
876: "<td bgcolor='#5555FF'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
1.48 bowersj2 877: }
878:
879: # Add the graphic
1.179 matthew 880: my $title = &mt('Online Help');
1.667 raeburn 881: my $helpicon=&lonhttpdurl("/adm/help/help.png");
1.48 bowersj2 882: $template .= <<"ENDTEMPLATE";
1.436 albertel 883: <a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>
1.44 bowersj2 884: ENDTEMPLATE
1.78 www 885: if ($text ne '') { $template.='</td></tr></table>' };
1.44 bowersj2 886: return $template;
887:
1.106 bowersj2 888: }
889:
890: # This is a quicky function for Latex cheatsheet editing, since it
891: # appears in at least four places
892: sub helpLatexCheatsheet {
893: my $other = shift;
894: my $addOther = '';
895: if ($other) {
896: $addOther = Apache::loncommon::help_open_topic($other, shift,
897: undef, undef, 600) .
898: '</td><td>';
899: }
900: return '<table><tr><td>'.
901: $addOther .
1.636 raeburn 902: &Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
1.106 bowersj2 903: undef,undef,600)
904: .'</td><td>'.
1.636 raeburn 905: &Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
1.106 bowersj2 906: undef,undef,600)
1.673 felicia 907: .'</td><td>'.
908: &Apache::loncommon::help_open_topic("Authoring_Output_Tags",&mt('Output Tags'),
909: undef,undef,600)
1.106 bowersj2 910: .'</td></tr></table>';
1.172 www 911: }
912:
1.430 albertel 913: sub general_help {
914: my $helptopic='Student_Intro';
915: if ($env{'request.role'}=~/^(ca|au)/) {
916: $helptopic='Authoring_Intro';
917: } elsif ($env{'request.role'}=~/^cc/) {
918: $helptopic='Course_Coordination_Intro';
1.672 raeburn 919: } elsif ($env{'request.role'}=~/^dc/) {
920: $helptopic='Domain_Coordination_Intro';
1.430 albertel 921: }
922: return $helptopic;
923: }
924:
925: sub update_help_link {
926: my ($topic,$component_help,$faq,$bug,$stayOnPage) = @_;
927: my $origurl = $ENV{'REQUEST_URI'};
928: $origurl=~s|^/~|/priv/|;
929: my $timestamp = time;
930: foreach my $datum (\$topic,\$component_help,\$faq,\$bug,\$origurl) {
931: $$datum = &escape($$datum);
932: }
933:
934: my $banner_link = "/adm/helpmenu?page=banner&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
935: my $output .= <<"ENDOUTPUT";
936: <script type="text/javascript">
937: banner_link = '$banner_link';
938: </script>
939: ENDOUTPUT
940: return $output;
941: }
942:
943: # now just updates the help link and generates a blue icon
1.193 raeburn 944: sub help_open_menu {
1.430 albertel 945: my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)
1.552 banghart 946: = @_;
1.430 albertel 947: $stayOnPage = 0 if (not defined $stayOnPage);
1.572 banghart 948: # only use pop-up help (stayOnPage == 0)
1.552 banghart 949: # if environment.remote is on (using remote control UI)
1.572 banghart 950: if ($env{'browser.interface'} eq 'textual' ||
951: $env{'environment.remote'} eq 'off' ) {
1.552 banghart 952: $stayOnPage=1;
1.430 albertel 953: }
954: my $output;
955: if ($component_help) {
956: if (!$text) {
957: $output=&help_open_topic($component_help,undef,$stayOnPage,
958: $width,$height);
959: } else {
960: my $help_text;
961: $help_text=&unescape($topic);
962: $output='<table><tr><td>'.
963: &help_open_topic($component_help,$help_text,$stayOnPage,
964: $width,$height).'</td></tr></table>';
965: }
966: }
967: my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
968: return $output.$banner_link;
969: }
970:
971: sub top_nav_help {
972: my ($text) = @_;
1.436 albertel 973: $text = &mt($text);
1.572 banghart 974: my $stay_on_page =
1.436 albertel 975: ($env{'browser.interface'} eq 'textual' ||
976: $env{'environment.remote'} eq 'off' );
1.572 banghart 977: my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
1.436 albertel 978: : "javascript:helpMenu('open')";
1.572 banghart 979: my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
1.436 albertel 980:
1.201 raeburn 981: my $title = &mt('Get help');
1.436 albertel 982:
983: return <<"END";
984: $banner_link
985: <a href="$link" title="$title">$text</a>
986: END
987: }
988:
989: sub help_menu_js {
990: my ($text) = @_;
991:
992: my $stayOnPage =
993: ($env{'browser.interface'} eq 'textual' ||
994: $env{'environment.remote'} eq 'off' );
995:
996: my $width = 620;
997: my $height = 600;
1.430 albertel 998: my $helptopic=&general_help();
999: my $details_link = '/adm/help/'.$helptopic.'.hlp';
1.261 albertel 1000: my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
1.331 albertel 1001: my $start_page =
1002: &Apache::loncommon::start_page('Help Menu', undef,
1003: {'frameset' => 1,
1004: 'js_ready' => 1,
1005: 'add_entries' => {
1006: 'border' => '0',
1.579 raeburn 1007: 'rows' => "110,*",},});
1.331 albertel 1008: my $end_page =
1009: &Apache::loncommon::end_page({'frameset' => 1,
1010: 'js_ready' => 1,});
1011:
1.436 albertel 1012: my $template .= <<"ENDTEMPLATE";
1013: <script type="text/javascript">
1.253 albertel 1014: // <!-- BEGIN LON-CAPA Internal
1015: // <![CDATA[
1.430 albertel 1016: var banner_link = '';
1.243 raeburn 1017: function helpMenu(target) {
1018: var caller = this;
1019: if (target == 'open') {
1020: var newWindow = null;
1021: try {
1.262 albertel 1022: newWindow = window.open($nothing,"helpmenu","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" )
1.243 raeburn 1023: }
1024: catch(error) {
1025: writeHelp(caller);
1026: return;
1027: }
1028: if (newWindow) {
1029: caller = newWindow;
1030: }
1.193 raeburn 1031: }
1.243 raeburn 1032: writeHelp(caller);
1033: return;
1034: }
1035: function writeHelp(caller) {
1.430 albertel 1036: caller.document.writeln('$start_page<frame name="bannerframe" src="'+banner_link+'" /><frame name="bodyframe" src="$details_link" /> $end_page')
1.243 raeburn 1037: caller.document.close()
1038: caller.focus()
1.193 raeburn 1039: }
1.253 albertel 1040: // ]]>
1.219 albertel 1041: // END LON-CAPA Internal -->
1.436 albertel 1042: </script>
1.193 raeburn 1043: ENDTEMPLATE
1044: return $template;
1045: }
1046:
1.172 www 1047: sub help_open_bug {
1048: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1049: unless ($env{'user.adv'}) { return ''; }
1.172 www 1050: unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
1051: $text = "" if (not defined $text);
1052: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1053: if ($env{'browser.interface'} eq 'textual' ||
1054: $env{'environment.remote'} eq 'off' ) {
1.172 www 1055: $stayOnPage=1;
1056: }
1.184 albertel 1057: $width = 600 if (not defined $width);
1058: $height = 600 if (not defined $height);
1.172 www 1059:
1060: $topic=~s/\W+/\+/g;
1061: my $link='';
1062: my $template='';
1.379 albertel 1063: my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
1064: &escape($ENV{'REQUEST_URI'}).'&component='.$topic;
1.172 www 1065: if (!$stayOnPage)
1066: {
1067: $link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1068: }
1069: else
1070: {
1071: $link = $url;
1072: }
1073: # Add the text
1074: if ($text ne "")
1075: {
1076: $template .=
1077: "<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
1.436 albertel 1078: "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
1.172 www 1079: }
1080:
1081: # Add the graphic
1.179 matthew 1082: my $title = &mt('Report a Bug');
1.215 albertel 1083: my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
1.172 www 1084: $template .= <<"ENDTEMPLATE";
1.436 albertel 1085: <a target="_top" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
1.172 www 1086: ENDTEMPLATE
1087: if ($text ne '') { $template.='</td></tr></table>' };
1088: return $template;
1089:
1090: }
1091:
1092: sub help_open_faq {
1093: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1094: unless ($env{'user.adv'}) { return ''; }
1.172 www 1095: unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
1096: $text = "" if (not defined $text);
1097: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1098: if ($env{'browser.interface'} eq 'textual' ||
1099: $env{'environment.remote'} eq 'off' ) {
1.172 www 1100: $stayOnPage=1;
1101: }
1102: $width = 350 if (not defined $width);
1103: $height = 400 if (not defined $height);
1104:
1105: $topic=~s/\W+/\+/g;
1106: my $link='';
1107: my $template='';
1108: my $url=$Apache::lonnet::perlvar{'FAQHost'}.'/fom/cache/'.$topic.'.html';
1109: if (!$stayOnPage)
1110: {
1111: $link = "javascript:void(open('$url', 'FAQ-O-Matic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1112: }
1113: else
1114: {
1115: $link = $url;
1116: }
1117:
1118: # Add the text
1119: if ($text ne "")
1120: {
1121: $template .=
1.173 www 1122: "<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
1.436 albertel 1123: "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
1.172 www 1124: }
1125:
1126: # Add the graphic
1.179 matthew 1127: my $title = &mt('View the FAQ');
1.215 albertel 1128: my $faqicon=&lonhttpdurl("/adm/lonMisc/smallFAQ.gif");
1.172 www 1129: $template .= <<"ENDTEMPLATE";
1.436 albertel 1130: <a target="_top" href="$link" title="$title"><img src="$faqicon" border="0" alt="(FAQ: $topic)" /></a>
1.172 www 1131: ENDTEMPLATE
1132: if ($text ne '') { $template.='</td></tr></table>' };
1133: return $template;
1134:
1.44 bowersj2 1135: }
1.37 matthew 1136:
1.180 matthew 1137: ###############################################################
1138: ###############################################################
1139:
1.45 matthew 1140: =pod
1141:
1.648 raeburn 1142: =item * &change_content_javascript():
1.256 matthew 1143:
1144: This and the next function allow you to create small sections of an
1145: otherwise static HTML page that you can update on the fly with
1146: Javascript, even in Netscape 4.
1147:
1148: The Javascript fragment returned by this function (no E<lt>scriptE<gt> tag)
1149: must be written to the HTML page once. It will prove the Javascript
1150: function "change(name, content)". Calling the change function with the
1151: name of the section
1152: you want to update, matching the name passed to C<changable_area>, and
1153: the new content you want to put in there, will put the content into
1154: that area.
1155:
1156: B<Note>: Netscape 4 only reserves enough space for the changable area
1157: to contain room for the original contents. You need to "make space"
1158: for whatever changes you wish to make, and be B<sure> to check your
1159: code in Netscape 4. This feature in Netscape 4 is B<not> powerful;
1160: it's adequate for updating a one-line status display, but little more.
1161: This script will set the space to 100% width, so you only need to
1162: worry about height in Netscape 4.
1163:
1164: Modern browsers are much less limiting, and if you can commit to the
1165: user not using Netscape 4, this feature may be used freely with
1166: pretty much any HTML.
1167:
1168: =cut
1169:
1170: sub change_content_javascript {
1171: # If we're on Netscape 4, we need to use Layer-based code
1.258 albertel 1172: if ($env{'browser.type'} eq 'netscape' &&
1173: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1174: return (<<NETSCAPE4);
1175: function change(name, content) {
1176: doc = document.layers[name+"___escape"].layers[0].document;
1177: doc.open();
1178: doc.write(content);
1179: doc.close();
1180: }
1181: NETSCAPE4
1182: } else {
1183: # Otherwise, we need to use semi-standards-compliant code
1184: # (technically, "innerHTML" isn't standard but the equivalent
1185: # is really scary, and every useful browser supports it
1186: return (<<DOMBASED);
1187: function change(name, content) {
1188: element = document.getElementById(name);
1189: element.innerHTML = content;
1190: }
1191: DOMBASED
1192: }
1193: }
1194:
1195: =pod
1196:
1.648 raeburn 1197: =item * &changable_area($name,$origContent):
1.256 matthew 1198:
1199: This provides a "changable area" that can be modified on the fly via
1200: the Javascript code provided in C<change_content_javascript>. $name is
1201: the name you will use to reference the area later; do not repeat the
1202: same name on a given HTML page more then once. $origContent is what
1203: the area will originally contain, which can be left blank.
1204:
1205: =cut
1206:
1207: sub changable_area {
1208: my ($name, $origContent) = @_;
1209:
1.258 albertel 1210: if ($env{'browser.type'} eq 'netscape' &&
1211: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1212: # If this is netscape 4, we need to use the Layer tag
1213: return "<ilayer width='100%' id='${name}___escape' overflow='none'><layer width='100%' id='$name' overflow='none'>$origContent</layer></ilayer>";
1214: } else {
1215: return "<span id='$name'>$origContent</span>";
1216: }
1217: }
1218:
1219: =pod
1220:
1.648 raeburn 1221: =item * &viewport_geometry_js
1.590 raeburn 1222:
1223: Provides javascript object (Geometry) which can provide information about the viewport geometry for the client browser.
1224:
1225: =cut
1226:
1227:
1228: sub viewport_geometry_js {
1229: return <<"GEOMETRY";
1230: var Geometry = {};
1231: function init_geometry() {
1232: if (Geometry.init) { return };
1233: Geometry.init=1;
1234: if (window.innerHeight) {
1235: Geometry.getViewportHeight = function() { return window.innerHeight; };
1236: Geometry.getViewportWidth = function() { return window.innerWidth; };
1237: Geometry.getHorizontalScroll = function() { return window.pageXOffset; };
1238: Geometry.getVerticalScroll = function() { return window.pageYOffset; };
1239: }
1240: else if (document.documentElement && document.documentElement.clientHeight) {
1241: Geometry.getViewportHeight =
1242: function() { return document.documentElement.clientHeight; };
1243: Geometry.getViewportWidth =
1244: function() { return document.documentElement.clientWidth; };
1245:
1246: Geometry.getHorizontalScroll =
1247: function() { return document.documentElement.scrollLeft; };
1248: Geometry.getVerticalScroll =
1249: function() { return document.documentElement.scrollTop; };
1250: }
1251: else if (document.body.clientHeight) {
1252: Geometry.getViewportHeight =
1253: function() { return document.body.clientHeight; };
1254: Geometry.getViewportWidth =
1255: function() { return document.body.clientWidth; };
1256: Geometry.getHorizontalScroll =
1257: function() { return document.body.scrollLeft; };
1258: Geometry.getVerticalScroll =
1259: function() { return document.body.scrollTop; };
1260: }
1261: }
1262:
1263: GEOMETRY
1264: }
1265:
1266: =pod
1267:
1.648 raeburn 1268: =item * &viewport_size_js()
1.590 raeburn 1269:
1270: 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.
1271:
1272: =cut
1273:
1274: sub viewport_size_js {
1275: my $geometry = &viewport_geometry_js();
1276: return <<"DIMS";
1277:
1278: $geometry
1279:
1280: function getViewportDims(width,height) {
1281: init_geometry();
1282: width.value = Geometry.getViewportWidth();
1283: height.value = Geometry.getViewportHeight();
1284: return;
1285: }
1286:
1287: DIMS
1288: }
1289:
1290: =pod
1291:
1.648 raeburn 1292: =item * &resize_textarea_js()
1.565 albertel 1293:
1294: emits the needed javascript to resize a textarea to be as big as possible
1295:
1296: creates a function resize_textrea that takes two IDs first should be
1297: the id of the element to resize, second should be the id of a div that
1298: surrounds everything that comes after the textarea, this routine needs
1299: to be attached to the <body> for the onload and onresize events.
1300:
1.648 raeburn 1301: =back
1.565 albertel 1302:
1303: =cut
1304:
1305: sub resize_textarea_js {
1.590 raeburn 1306: my $geometry = &viewport_geometry_js();
1.565 albertel 1307: return <<"RESIZE";
1308: <script type="text/javascript">
1.590 raeburn 1309: $geometry
1.565 albertel 1310:
1.588 albertel 1311: function getX(element) {
1312: var x = 0;
1313: while (element) {
1314: x += element.offsetLeft;
1315: element = element.offsetParent;
1316: }
1317: return x;
1318: }
1319: function getY(element) {
1320: var y = 0;
1321: while (element) {
1322: y += element.offsetTop;
1323: element = element.offsetParent;
1324: }
1325: return y;
1326: }
1327:
1328:
1.565 albertel 1329: function resize_textarea(textarea_id,bottom_id) {
1330: init_geometry();
1331: var textarea = document.getElementById(textarea_id);
1332: //alert(textarea);
1333:
1.588 albertel 1334: var textarea_top = getY(textarea);
1.565 albertel 1335: var textarea_height = textarea.offsetHeight;
1336: var bottom = document.getElementById(bottom_id);
1.588 albertel 1337: var bottom_top = getY(bottom);
1.565 albertel 1338: var bottom_height = bottom.offsetHeight;
1339: var window_height = Geometry.getViewportHeight();
1.588 albertel 1340: var fudge = 23;
1.565 albertel 1341: var new_height = window_height-fudge-textarea_top-bottom_height;
1342: if (new_height < 300) {
1343: new_height = 300;
1344: }
1345: textarea.style.height=new_height+'px';
1346: }
1347: </script>
1348: RESIZE
1349:
1350: }
1351:
1352: =pod
1353:
1.256 matthew 1354: =head1 Excel and CSV file utility routines
1355:
1356: =over 4
1357:
1358: =cut
1359:
1360: ###############################################################
1361: ###############################################################
1362:
1363: =pod
1364:
1.648 raeburn 1365: =item * &csv_translate($text)
1.37 matthew 1366:
1.185 www 1367: Translate $text to allow it to be output as a 'comma separated values'
1.37 matthew 1368: format.
1369:
1370: =cut
1371:
1.180 matthew 1372: ###############################################################
1373: ###############################################################
1.37 matthew 1374: sub csv_translate {
1375: my $text = shift;
1376: $text =~ s/\"/\"\"/g;
1.209 albertel 1377: $text =~ s/\n/ /g;
1.37 matthew 1378: return $text;
1379: }
1.180 matthew 1380:
1381: ###############################################################
1382: ###############################################################
1383:
1384: =pod
1385:
1.648 raeburn 1386: =item * &define_excel_formats()
1.180 matthew 1387:
1388: Define some commonly used Excel cell formats.
1389:
1390: Currently supported formats:
1391:
1392: =over 4
1393:
1394: =item header
1395:
1396: =item bold
1397:
1398: =item h1
1399:
1400: =item h2
1401:
1402: =item h3
1403:
1.256 matthew 1404: =item h4
1405:
1406: =item i
1407:
1.180 matthew 1408: =item date
1409:
1410: =back
1411:
1412: Inputs: $workbook
1413:
1414: Returns: $format, a hash reference.
1415:
1416: =cut
1417:
1418: ###############################################################
1419: ###############################################################
1420: sub define_excel_formats {
1421: my ($workbook) = @_;
1422: my $format;
1423: $format->{'header'} = $workbook->add_format(bold => 1,
1424: bottom => 1,
1425: align => 'center');
1426: $format->{'bold'} = $workbook->add_format(bold=>1);
1427: $format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
1428: $format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
1429: $format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
1.255 matthew 1430: $format->{'h4'} = $workbook->add_format(bold=>1, size=>12);
1.246 matthew 1431: $format->{'i'} = $workbook->add_format(italic=>1);
1.180 matthew 1432: $format->{'date'} = $workbook->add_format(num_format=>
1.207 matthew 1433: 'mm/dd/yyyy hh:mm:ss');
1.180 matthew 1434: return $format;
1435: }
1436:
1437: ###############################################################
1438: ###############################################################
1.113 bowersj2 1439:
1440: =pod
1441:
1.648 raeburn 1442: =item * &create_workbook()
1.255 matthew 1443:
1444: Create an Excel worksheet. If it fails, output message on the
1445: request object and return undefs.
1446:
1447: Inputs: Apache request object
1448:
1449: Returns (undef) on failure,
1450: Excel worksheet object, scalar with filename, and formats
1451: from &Apache::loncommon::define_excel_formats on success
1452:
1453: =cut
1454:
1455: ###############################################################
1456: ###############################################################
1457: sub create_workbook {
1458: my ($r) = @_;
1459: #
1460: # Create the excel spreadsheet
1461: my $filename = '/prtspool/'.
1.258 albertel 1462: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.255 matthew 1463: time.'_'.rand(1000000000).'.xls';
1464: my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
1465: if (! defined($workbook)) {
1466: $r->log_error("Error creating excel spreadsheet $filename: $!");
1467: $r->print('<p>'.&mt("Unable to create new Excel file. ".
1468: "This error has been logged. ".
1469: "Please alert your LON-CAPA administrator").
1470: '</p>');
1471: return (undef);
1472: }
1473: #
1474: $workbook->set_tempdir('/home/httpd/perl/tmp');
1475: #
1476: my $format = &Apache::loncommon::define_excel_formats($workbook);
1477: return ($workbook,$filename,$format);
1478: }
1479:
1480: ###############################################################
1481: ###############################################################
1482:
1483: =pod
1484:
1.648 raeburn 1485: =item * &create_text_file()
1.113 bowersj2 1486:
1.542 raeburn 1487: Create a file to write to and eventually make available to the user.
1.256 matthew 1488: If file creation fails, outputs an error message on the request object and
1489: return undefs.
1.113 bowersj2 1490:
1.256 matthew 1491: Inputs: Apache request object, and file suffix
1.113 bowersj2 1492:
1.256 matthew 1493: Returns (undef) on failure,
1494: Filehandle and filename on success.
1.113 bowersj2 1495:
1496: =cut
1497:
1.256 matthew 1498: ###############################################################
1499: ###############################################################
1500: sub create_text_file {
1501: my ($r,$suffix) = @_;
1502: if (! defined($suffix)) { $suffix = 'txt'; };
1503: my $fh;
1504: my $filename = '/prtspool/'.
1.258 albertel 1505: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.256 matthew 1506: time.'_'.rand(1000000000).'.'.$suffix;
1507: $fh = Apache::File->new('>/home/httpd'.$filename);
1508: if (! defined($fh)) {
1509: $r->log_error("Couldn't open $filename for output $!");
1.679.2.2 raeburn 1510: $r->print(&mt('Problems occurred in creating the output file. '
1511: .'This error has been logged. '
1512: .'Please alert your LON-CAPA administrator.'));
1.113 bowersj2 1513: }
1.256 matthew 1514: return ($fh,$filename)
1.113 bowersj2 1515: }
1516:
1517:
1.256 matthew 1518: =pod
1.113 bowersj2 1519:
1520: =back
1521:
1522: =cut
1.37 matthew 1523:
1524: ###############################################################
1.33 matthew 1525: ## Home server <option> list generating code ##
1526: ###############################################################
1.35 matthew 1527:
1.169 www 1528: # ------------------------------------------
1529:
1530: sub domain_select {
1531: my ($name,$value,$multiple)=@_;
1532: my %domains=map {
1.514 albertel 1533: $_ => $_.' '. &Apache::lonnet::domain($_,'description')
1.512 albertel 1534: } &Apache::lonnet::all_domains();
1.169 www 1535: if ($multiple) {
1536: $domains{''}=&mt('Any domain');
1.550 albertel 1537: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.287 albertel 1538: return &multiple_select_form($name,$value,4,\%domains);
1.169 www 1539: } else {
1.550 albertel 1540: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.169 www 1541: return &select_form($name,$value,%domains);
1542: }
1543: }
1544:
1.282 albertel 1545: #-------------------------------------------
1546:
1547: =pod
1548:
1.519 raeburn 1549: =head1 Routines for form select boxes
1550:
1551: =over 4
1552:
1.648 raeburn 1553: =item * &multiple_select_form($name,$value,$size,$hash,$order)
1.282 albertel 1554:
1555: Returns a string containing a <select> element int multiple mode
1556:
1557:
1558: Args:
1559: $name - name of the <select> element
1.506 raeburn 1560: $value - scalar or array ref of values that should already be selected
1.282 albertel 1561: $size - number of rows long the select element is
1.283 albertel 1562: $hash - the elements should be 'option' => 'shown text'
1.282 albertel 1563: (shown text should already have been &mt())
1.506 raeburn 1564: $order - (optional) array ref of the order to show the elements in
1.283 albertel 1565:
1.282 albertel 1566: =cut
1567:
1568: #-------------------------------------------
1.169 www 1569: sub multiple_select_form {
1.284 albertel 1570: my ($name,$value,$size,$hash,$order)=@_;
1.169 www 1571: my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
1572: my $output='';
1.191 matthew 1573: if (! defined($size)) {
1574: $size = 4;
1.283 albertel 1575: if (scalar(keys(%$hash))<4) {
1576: $size = scalar(keys(%$hash));
1.191 matthew 1577: }
1578: }
1.169 www 1579: $output.="\n<select name='$name' size='$size' multiple='1'>";
1.501 banghart 1580: my @order;
1.506 raeburn 1581: if (ref($order) eq 'ARRAY') {
1582: @order = @{$order};
1583: } else {
1584: @order = sort(keys(%$hash));
1.501 banghart 1585: }
1586: if (exists($$hash{'select_form_order'})) {
1587: @order = @{$$hash{'select_form_order'}};
1588: }
1589:
1.284 albertel 1590: foreach my $key (@order) {
1.356 albertel 1591: $output.='<option value="'.&HTML::Entities::encode($key,'"<>&').'" ';
1.284 albertel 1592: $output.='selected="selected" ' if ($selected{$key});
1593: $output.='>'.$hash->{$key}."</option>\n";
1.169 www 1594: }
1595: $output.="</select>\n";
1596: return $output;
1597: }
1598:
1.88 www 1599: #-------------------------------------------
1600:
1601: =pod
1602:
1.648 raeburn 1603: =item * &select_form($defdom,$name,%hash)
1.88 www 1604:
1605: Returns a string containing a <select name='$name' size='1'> form to
1606: allow a user to select options from a hash option_name => displayed text.
1607: See lonrights.pm for an example invocation and use.
1608:
1609: =cut
1610:
1611: #-------------------------------------------
1612: sub select_form {
1613: my ($def,$name,%hash) = @_;
1614: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1.128 albertel 1615: my @keys;
1616: if (exists($hash{'select_form_order'})) {
1617: @keys=@{$hash{'select_form_order'}};
1618: } else {
1619: @keys=sort(keys(%hash));
1620: }
1.356 albertel 1621: foreach my $key (@keys) {
1622: $selectform.=
1623: '<option value="'.&HTML::Entities::encode($key,'"<>&').'" '.
1624: ($key eq $def ? 'selected="selected" ' : '').
1625: ">".&mt($hash{$key})."</option>\n";
1.88 www 1626: }
1627: $selectform.="</select>";
1628: return $selectform;
1629: }
1630:
1.475 www 1631: # For display filters
1632:
1633: sub display_filter {
1634: if (!$env{'form.show'}) { $env{'form.show'}=10; }
1.477 www 1635: if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
1.475 www 1636: return '<nobr><label>'.&mt('Records [_1]',
1637: &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
1638: (&mt('all'),10,20,50,100,1000,10000))).
1.478 www 1639: '</label></nobr> <nobr>'.
1.475 www 1640: &mt('Filter [_1]',
1.477 www 1641: &select_form($env{'form.displayfilter'},
1642: 'displayfilter',
1643: ('currentfolder' => 'Current folder/page',
1644: 'containing' => 'Containing phrase',
1645: 'none' => 'None'))).
1.478 www 1646: '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></nobr>';
1.475 www 1647: }
1648:
1.167 www 1649: sub gradeleveldescription {
1650: my $gradelevel=shift;
1651: my %gradelevels=(0 => 'Not specified',
1652: 1 => 'Grade 1',
1653: 2 => 'Grade 2',
1654: 3 => 'Grade 3',
1655: 4 => 'Grade 4',
1656: 5 => 'Grade 5',
1657: 6 => 'Grade 6',
1658: 7 => 'Grade 7',
1659: 8 => 'Grade 8',
1660: 9 => 'Grade 9',
1661: 10 => 'Grade 10',
1662: 11 => 'Grade 11',
1663: 12 => 'Grade 12',
1664: 13 => 'Grade 13',
1665: 14 => '100 Level',
1666: 15 => '200 Level',
1667: 16 => '300 Level',
1668: 17 => '400 Level',
1669: 18 => 'Graduate Level');
1670: return &mt($gradelevels{$gradelevel});
1671: }
1672:
1.163 www 1673: sub select_level_form {
1674: my ($deflevel,$name)=@_;
1675: unless ($deflevel) { $deflevel=0; }
1.167 www 1676: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1677: for (my $i=0; $i<=18; $i++) {
1678: $selectform.="<option value=\"$i\" ".
1.253 albertel 1679: ($i==$deflevel ? 'selected="selected" ' : '').
1.167 www 1680: ">".&gradeleveldescription($i)."</option>\n";
1681: }
1682: $selectform.="</select>";
1683: return $selectform;
1.163 www 1684: }
1.167 www 1685:
1.35 matthew 1686: #-------------------------------------------
1687:
1.45 matthew 1688: =pod
1689:
1.648 raeburn 1690: =item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc)
1.35 matthew 1691:
1692: Returns a string containing a <select name='$name' size='1'> form to
1693: allow a user to select the domain to preform an operation in.
1694: See loncreateuser.pm for an example invocation and use.
1695:
1.90 www 1696: If the $includeempty flag is set, it also includes an empty choice ("no domain
1697: selected");
1698:
1.563 raeburn 1699: If the $showdomdesc flag is set, the domain name is followed by the domain description.
1700:
1.35 matthew 1701: =cut
1702:
1703: #-------------------------------------------
1.34 matthew 1704: sub select_dom_form {
1.563 raeburn 1705: my ($defdom,$name,$includeempty,$showdomdesc) = @_;
1.550 albertel 1706: my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
1.90 www 1707: if ($includeempty) { @domains=('',@domains); }
1.34 matthew 1708: my $selectdomain = "<select name=\"$name\" size=\"1\">\n";
1.356 albertel 1709: foreach my $dom (@domains) {
1710: $selectdomain.="<option value=\"$dom\" ".
1.563 raeburn 1711: ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
1712: if ($showdomdesc) {
1713: if ($dom ne '') {
1714: my $domdesc = &Apache::lonnet::domain($dom,'description');
1715: if ($domdesc ne '') {
1716: $selectdomain .= ' ('.$domdesc.')';
1717: }
1718: }
1719: }
1720: $selectdomain .= "</option>\n";
1.34 matthew 1721: }
1722: $selectdomain.="</select>";
1723: return $selectdomain;
1724: }
1725:
1.35 matthew 1726: #-------------------------------------------
1727:
1.45 matthew 1728: =pod
1729:
1.648 raeburn 1730: =item * &home_server_form_item($domain,$name,$defaultflag)
1.35 matthew 1731:
1.586 raeburn 1732: input: 4 arguments (two required, two optional) -
1733: $domain - domain of new user
1734: $name - name of form element
1735: $default - Value of 'default' causes a default item to be first
1736: option, and selected by default.
1737: $hide - Value of 'hide' causes hiding of the name of the server,
1738: if 1 server found, or default, if 0 found.
1.594 raeburn 1739: output: returns 2 items:
1.586 raeburn 1740: (a) form element which contains either:
1741: (i) <select name="$name">
1742: <option value="$hostid1">$hostid $servers{$hostid}</option>
1743: <option value="$hostid2">$hostid $servers{$hostid}</option>
1744: </select>
1745: form item if there are multiple library servers in $domain, or
1746: (ii) an <input type="hidden" name="$name" value="$hostid" /> form item
1747: if there is only one library server in $domain.
1748:
1749: (b) number of library servers found.
1750:
1751: See loncreateuser.pm for example of use.
1.35 matthew 1752:
1753: =cut
1754:
1755: #-------------------------------------------
1.586 raeburn 1756: sub home_server_form_item {
1757: my ($domain,$name,$default,$hide) = @_;
1.513 albertel 1758: my %servers = &Apache::lonnet::get_servers($domain,'library');
1.586 raeburn 1759: my $result;
1760: my $numlib = keys(%servers);
1761: if ($numlib > 1) {
1762: $result .= '<select name="'.$name.'" />'."\n";
1763: if ($default) {
1764: $result .= '<option value="default" selected>'.&mt('default').
1765: '</option>'."\n";
1766: }
1767: foreach my $hostid (sort(keys(%servers))) {
1768: $result.= '<option value="'.$hostid.'">'.
1769: $hostid.' '.$servers{$hostid}."</option>\n";
1770: }
1771: $result .= '</select>'."\n";
1772: } elsif ($numlib == 1) {
1773: my $hostid;
1774: foreach my $item (keys(%servers)) {
1775: $hostid = $item;
1776: }
1777: $result .= '<input type="hidden" name="'.$name.'" value="'.
1778: $hostid.'" />';
1779: if (!$hide) {
1780: $result .= $hostid.' '.$servers{$hostid};
1781: }
1782: $result .= "\n";
1783: } elsif ($default) {
1784: $result .= '<input type="hidden" name="'.$name.
1785: '" value="default" />';
1786: if (!$hide) {
1787: $result .= &mt('default');
1788: }
1789: $result .= "\n";
1.33 matthew 1790: }
1.586 raeburn 1791: return ($result,$numlib);
1.33 matthew 1792: }
1.112 bowersj2 1793:
1794: =pod
1795:
1.534 albertel 1796: =back
1797:
1.112 bowersj2 1798: =cut
1.87 matthew 1799:
1800: ###############################################################
1.112 bowersj2 1801: ## Decoding User Agent ##
1.87 matthew 1802: ###############################################################
1803:
1804: =pod
1805:
1.112 bowersj2 1806: =head1 Decoding the User Agent
1807:
1808: =over 4
1809:
1810: =item * &decode_user_agent()
1.87 matthew 1811:
1812: Inputs: $r
1813:
1814: Outputs:
1815:
1816: =over 4
1817:
1.112 bowersj2 1818: =item * $httpbrowser
1.87 matthew 1819:
1.112 bowersj2 1820: =item * $clientbrowser
1.87 matthew 1821:
1.112 bowersj2 1822: =item * $clientversion
1.87 matthew 1823:
1.112 bowersj2 1824: =item * $clientmathml
1.87 matthew 1825:
1.112 bowersj2 1826: =item * $clientunicode
1.87 matthew 1827:
1.112 bowersj2 1828: =item * $clientos
1.87 matthew 1829:
1830: =back
1831:
1.157 matthew 1832: =back
1833:
1.87 matthew 1834: =cut
1835:
1836: ###############################################################
1837: ###############################################################
1838: sub decode_user_agent {
1.247 albertel 1839: my ($r)=@_;
1.87 matthew 1840: my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
1841: my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
1842: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
1.247 albertel 1843: if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
1.87 matthew 1844: my $clientbrowser='unknown';
1845: my $clientversion='0';
1846: my $clientmathml='';
1847: my $clientunicode='0';
1848: for (my $i=0;$i<=$#browsertype;$i++) {
1849: my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
1850: if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
1851: $clientbrowser=$bname;
1852: $httpbrowser=~/$vreg/i;
1853: $clientversion=$1;
1854: $clientmathml=($clientversion>=$minv);
1855: $clientunicode=($clientversion>=$univ);
1856: }
1857: }
1858: my $clientos='unknown';
1859: if (($httpbrowser=~/linux/i) ||
1860: ($httpbrowser=~/unix/i) ||
1861: ($httpbrowser=~/ux/i) ||
1862: ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
1863: if (($httpbrowser=~/vax/i) ||
1864: ($httpbrowser=~/vms/i)) { $clientos='vms'; }
1865: if ($httpbrowser=~/next/i) { $clientos='next'; }
1866: if (($httpbrowser=~/mac/i) ||
1867: ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
1868: if ($httpbrowser=~/win/i) { $clientos='win'; }
1869: if ($httpbrowser=~/embed/i) { $clientos='pda'; }
1870: return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
1871: $clientunicode,$clientos,);
1872: }
1873:
1.32 matthew 1874: ###############################################################
1875: ## Authentication changing form generation subroutines ##
1876: ###############################################################
1877: ##
1878: ## All of the authform_xxxxxxx subroutines take their inputs in a
1879: ## hash, and have reasonable default values.
1880: ##
1881: ## formname = the name given in the <form> tag.
1.35 matthew 1882: #-------------------------------------------
1883:
1.45 matthew 1884: =pod
1885:
1.112 bowersj2 1886: =head1 Authentication Routines
1887:
1888: =over 4
1889:
1.648 raeburn 1890: =item * &authform_xxxxxx()
1.35 matthew 1891:
1892: The authform_xxxxxx subroutines provide javascript and html forms which
1893: handle some of the conveniences required for authentication forms.
1894: This is not an optimal method, but it works.
1895:
1896: =over 4
1897:
1.112 bowersj2 1898: =item * authform_header
1.35 matthew 1899:
1.112 bowersj2 1900: =item * authform_authorwarning
1.35 matthew 1901:
1.112 bowersj2 1902: =item * authform_nochange
1.35 matthew 1903:
1.112 bowersj2 1904: =item * authform_kerberos
1.35 matthew 1905:
1.112 bowersj2 1906: =item * authform_internal
1.35 matthew 1907:
1.112 bowersj2 1908: =item * authform_filesystem
1.35 matthew 1909:
1910: =back
1911:
1.648 raeburn 1912: See loncreateuser.pm for invocation and use examples.
1.157 matthew 1913:
1.35 matthew 1914: =cut
1915:
1916: #-------------------------------------------
1.32 matthew 1917: sub authform_header{
1918: my %in = (
1919: formname => 'cu',
1.80 albertel 1920: kerb_def_dom => '',
1.32 matthew 1921: @_,
1922: );
1923: $in{'formname'} = 'document.' . $in{'formname'};
1924: my $result='';
1.80 albertel 1925:
1926: #---------------------------------------------- Code for upper case translation
1927: my $Javascript_toUpperCase;
1928: unless ($in{kerb_def_dom}) {
1929: $Javascript_toUpperCase =<<"END";
1930: switch (choice) {
1931: case 'krb': currentform.elements[choicearg].value =
1932: currentform.elements[choicearg].value.toUpperCase();
1933: break;
1934: default:
1935: }
1936: END
1937: } else {
1938: $Javascript_toUpperCase = "";
1939: }
1940:
1.165 raeburn 1941: my $radioval = "'nochange'";
1.591 raeburn 1942: if (defined($in{'curr_authtype'})) {
1943: if ($in{'curr_authtype'} ne '') {
1944: $radioval = "'".$in{'curr_authtype'}."arg'";
1945: }
1.174 matthew 1946: }
1.165 raeburn 1947: my $argfield = 'null';
1.591 raeburn 1948: if (defined($in{'mode'})) {
1.165 raeburn 1949: if ($in{'mode'} eq 'modifycourse') {
1.591 raeburn 1950: if (defined($in{'curr_autharg'})) {
1951: if ($in{'curr_autharg'} ne '') {
1.165 raeburn 1952: $argfield = "'$in{'curr_autharg'}'";
1953: }
1954: }
1955: }
1956: }
1957:
1.32 matthew 1958: $result.=<<"END";
1959: var current = new Object();
1.165 raeburn 1960: current.radiovalue = $radioval;
1961: current.argfield = $argfield;
1.32 matthew 1962:
1963: function changed_radio(choice,currentform) {
1964: var choicearg = choice + 'arg';
1965: // If a radio button in changed, we need to change the argfield
1966: if (current.radiovalue != choice) {
1967: current.radiovalue = choice;
1968: if (current.argfield != null) {
1969: currentform.elements[current.argfield].value = '';
1970: }
1971: if (choice == 'nochange') {
1972: current.argfield = null;
1973: } else {
1974: current.argfield = choicearg;
1975: switch(choice) {
1976: case 'krb':
1977: currentform.elements[current.argfield].value =
1978: "$in{'kerb_def_dom'}";
1979: break;
1980: default:
1981: break;
1982: }
1983: }
1984: }
1985: return;
1986: }
1.22 www 1987:
1.32 matthew 1988: function changed_text(choice,currentform) {
1989: var choicearg = choice + 'arg';
1990: if (currentform.elements[choicearg].value !='') {
1.80 albertel 1991: $Javascript_toUpperCase
1.32 matthew 1992: // clear old field
1993: if ((current.argfield != choicearg) && (current.argfield != null)) {
1994: currentform.elements[current.argfield].value = '';
1995: }
1996: current.argfield = choicearg;
1997: }
1998: set_auth_radio_buttons(choice,currentform);
1999: return;
1.20 www 2000: }
1.32 matthew 2001:
2002: function set_auth_radio_buttons(newvalue,currentform) {
2003: var i=0;
2004: while (i < currentform.login.length) {
2005: if (currentform.login[i].value == newvalue) { break; }
2006: i++;
2007: }
2008: if (i == currentform.login.length) {
2009: return;
2010: }
2011: current.radiovalue = newvalue;
2012: currentform.login[i].checked = true;
2013: return;
2014: }
2015: END
2016: return $result;
2017: }
2018:
2019: sub authform_authorwarning{
2020: my $result='';
1.144 matthew 2021: $result='<i>'.
2022: &mt('As a general rule, only authors or co-authors should be '.
2023: 'filesystem authenticated '.
2024: '(which allows access to the server filesystem).')."</i>\n";
1.32 matthew 2025: return $result;
2026: }
2027:
2028: sub authform_nochange{
2029: my %in = (
2030: formname => 'document.cu',
2031: kerb_def_dom => 'MSU.EDU',
2032: @_,
2033: );
1.586 raeburn 2034: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
2035: my $result;
2036: if (keys(%can_assign) == 0) {
2037: $result = &mt('Under you current role you are not permitted to change login settings for this user');
2038: } else {
2039: $result = '<label>'.&mt('[_1] Do not change login data',
2040: '<input type="radio" name="login" value="nochange" '.
2041: 'checked="checked" onclick="'.
1.281 albertel 2042: "javascript:changed_radio('nochange',$in{'formname'});".'" />').
2043: '</label>';
1.586 raeburn 2044: }
1.32 matthew 2045: return $result;
2046: }
2047:
1.591 raeburn 2048: sub authform_kerberos {
1.32 matthew 2049: my %in = (
2050: formname => 'document.cu',
2051: kerb_def_dom => 'MSU.EDU',
1.80 albertel 2052: kerb_def_auth => 'krb4',
1.32 matthew 2053: @_,
2054: );
1.586 raeburn 2055: my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
2056: $autharg,$jscall);
2057: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.80 albertel 2058: if ($in{'kerb_def_auth'} eq 'krb5') {
1.586 raeburn 2059: $check5 = ' checked="on"';
1.80 albertel 2060: } else {
1.586 raeburn 2061: $check4 = ' checked="on"';
1.80 albertel 2062: }
1.165 raeburn 2063: $krbarg = $in{'kerb_def_dom'};
1.591 raeburn 2064: if (defined($in{'curr_authtype'})) {
2065: if ($in{'curr_authtype'} eq 'krb') {
1.586 raeburn 2066: $krbcheck = ' checked="on"';
1.623 raeburn 2067: if (defined($in{'mode'})) {
2068: if ($in{'mode'} eq 'modifyuser') {
2069: $krbcheck = '';
2070: }
2071: }
1.591 raeburn 2072: if (defined($in{'curr_kerb_ver'})) {
2073: if ($in{'curr_krb_ver'} eq '5') {
2074: $check5 = ' checked="on"';
2075: $check4 = '';
2076: } else {
2077: $check4 = ' checked="on"';
2078: $check5 = '';
2079: }
1.586 raeburn 2080: }
1.591 raeburn 2081: if (defined($in{'curr_autharg'})) {
1.165 raeburn 2082: $krbarg = $in{'curr_autharg'};
2083: }
1.586 raeburn 2084: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1.591 raeburn 2085: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2086: $result =
2087: &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
2088: $in{'curr_autharg'},$krbver);
2089: } else {
2090: $result =
2091: &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
2092: }
2093: return $result;
2094: }
2095: }
2096: } else {
2097: if ($authnum == 1) {
2098: $authtype = '<input type="hidden" name="login" value="krb">';
1.165 raeburn 2099: }
2100: }
1.586 raeburn 2101: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
2102: return;
1.587 raeburn 2103: } elsif ($authtype eq '') {
1.591 raeburn 2104: if (defined($in{'mode'})) {
1.587 raeburn 2105: if ($in{'mode'} eq 'modifycourse') {
2106: if ($authnum == 1) {
2107: $authtype = '<input type="hidden" name="login" value="krb">';
2108: }
2109: }
2110: }
1.586 raeburn 2111: }
2112: $jscall = "javascript:changed_radio('krb',$in{'formname'});";
2113: if ($authtype eq '') {
2114: $authtype = '<input type="radio" name="login" value="krb" '.
2115: 'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
2116: $krbcheck.' />';
2117: }
2118: if (($can_assign{'krb4'} && $can_assign{'krb5'}) ||
2119: ($can_assign{'krb4'} && !$can_assign{'krb5'} &&
2120: $in{'curr_authtype'} eq 'krb5') ||
2121: (!$can_assign{'krb4'} && $can_assign{'krb5'} &&
2122: $in{'curr_authtype'} eq 'krb4')) {
2123: $result .= &mt
1.144 matthew 2124: ('[_1] Kerberos authenticated with domain [_2] '.
1.281 albertel 2125: '[_3] Version 4 [_4] Version 5 [_5]',
1.586 raeburn 2126: '<label>'.$authtype,
1.281 albertel 2127: '</label><input type="text" size="10" name="krbarg" '.
1.165 raeburn 2128: 'value="'.$krbarg.'" '.
1.144 matthew 2129: 'onchange="'.$jscall.'" />',
1.281 albertel 2130: '<label><input type="radio" name="krbver" value="4" '.$check4.' />',
2131: '</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
2132: '</label>');
1.586 raeburn 2133: } elsif ($can_assign{'krb4'}) {
2134: $result .= &mt
2135: ('[_1] Kerberos authenticated with domain [_2] '.
2136: '[_3] Version 4 [_4]',
2137: '<label>'.$authtype,
2138: '</label><input type="text" size="10" name="krbarg" '.
2139: 'value="'.$krbarg.'" '.
2140: 'onchange="'.$jscall.'" />',
2141: '<label><input type="hidden" name="krbver" value="4" />',
2142: '</label>');
2143: } elsif ($can_assign{'krb5'}) {
2144: $result .= &mt
2145: ('[_1] Kerberos authenticated with domain [_2] '.
2146: '[_3] Version 5 [_4]',
2147: '<label>'.$authtype,
2148: '</label><input type="text" size="10" name="krbarg" '.
2149: 'value="'.$krbarg.'" '.
2150: 'onchange="'.$jscall.'" />',
2151: '<label><input type="hidden" name="krbver" value="5" />',
2152: '</label>');
2153: }
1.32 matthew 2154: return $result;
2155: }
2156:
2157: sub authform_internal{
1.586 raeburn 2158: my %in = (
1.32 matthew 2159: formname => 'document.cu',
2160: kerb_def_dom => 'MSU.EDU',
2161: @_,
2162: );
1.586 raeburn 2163: my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
2164: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2165: if (defined($in{'curr_authtype'})) {
2166: if ($in{'curr_authtype'} eq 'int') {
1.586 raeburn 2167: if ($can_assign{'int'}) {
2168: $intcheck = 'checked="on" ';
1.623 raeburn 2169: if (defined($in{'mode'})) {
2170: if ($in{'mode'} eq 'modifyuser') {
2171: $intcheck = '';
2172: }
2173: }
1.591 raeburn 2174: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2175: $intarg = $in{'curr_autharg'};
2176: }
2177: } else {
2178: $result = &mt('Currently internally authenticated.');
2179: return $result;
1.165 raeburn 2180: }
2181: }
1.586 raeburn 2182: } else {
2183: if ($authnum == 1) {
2184: $authtype = '<input type="hidden" name="login" value="int">';
2185: }
2186: }
2187: if (!$can_assign{'int'}) {
2188: return;
1.587 raeburn 2189: } elsif ($authtype eq '') {
1.591 raeburn 2190: if (defined($in{'mode'})) {
1.587 raeburn 2191: if ($in{'mode'} eq 'modifycourse') {
2192: if ($authnum == 1) {
2193: $authtype = '<input type="hidden" name="login" value="int">';
2194: }
2195: }
2196: }
1.165 raeburn 2197: }
1.586 raeburn 2198: $jscall = "javascript:changed_radio('int',$in{'formname'});";
2199: if ($authtype eq '') {
2200: $authtype = '<input type="radio" name="login" value="int" '.$intcheck.
2201: ' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
2202: }
1.605 bisitz 2203: $autharg = '<input type="password" size="10" name="intarg" value="'.
1.586 raeburn 2204: $intarg.'" onchange="'.$jscall.'" />';
2205: $result = &mt
1.144 matthew 2206: ('[_1] Internally authenticated (with initial password [_2])',
1.586 raeburn 2207: '<label>'.$authtype,'</label>'.$autharg);
1.620 www 2208: $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 2209: return $result;
2210: }
2211:
2212: sub authform_local{
2213: my %in = (
2214: formname => 'document.cu',
2215: kerb_def_dom => 'MSU.EDU',
2216: @_,
2217: );
1.586 raeburn 2218: my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
2219: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2220: if (defined($in{'curr_authtype'})) {
2221: if ($in{'curr_authtype'} eq 'loc') {
1.586 raeburn 2222: if ($can_assign{'loc'}) {
2223: $loccheck = 'checked="on" ';
1.623 raeburn 2224: if (defined($in{'mode'})) {
2225: if ($in{'mode'} eq 'modifyuser') {
2226: $loccheck = '';
2227: }
2228: }
1.591 raeburn 2229: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2230: $locarg = $in{'curr_autharg'};
2231: }
2232: } else {
2233: $result = &mt('Currently using local (institutional) authentication.');
2234: return $result;
1.165 raeburn 2235: }
2236: }
1.586 raeburn 2237: } else {
2238: if ($authnum == 1) {
2239: $authtype = '<input type="hidden" name="login" value="loc">';
2240: }
2241: }
2242: if (!$can_assign{'loc'}) {
2243: return;
1.587 raeburn 2244: } elsif ($authtype eq '') {
1.591 raeburn 2245: if (defined($in{'mode'})) {
1.587 raeburn 2246: if ($in{'mode'} eq 'modifycourse') {
2247: if ($authnum == 1) {
2248: $authtype = '<input type="hidden" name="login" value="loc">';
2249: }
2250: }
2251: }
1.165 raeburn 2252: }
1.586 raeburn 2253: $jscall = "javascript:changed_radio('loc',$in{'formname'});";
2254: if ($authtype eq '') {
2255: $authtype = '<input type="radio" name="login" value="loc" '.
2256: $loccheck.' onchange="'.$jscall.'" onclick="'.
2257: $jscall.'" />';
2258: }
2259: $autharg = '<input type="text" size="10" name="locarg" value="'.
2260: $locarg.'" onchange="'.$jscall.'" />';
2261: $result = &mt('[_1] Local Authentication with argument [_2]',
2262: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2263: return $result;
2264: }
2265:
2266: sub authform_filesystem{
2267: my %in = (
2268: formname => 'document.cu',
2269: kerb_def_dom => 'MSU.EDU',
2270: @_,
2271: );
1.586 raeburn 2272: my ($fsyscheck,$result,$authtype,$autharg,$jscall);
2273: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2274: if (defined($in{'curr_authtype'})) {
2275: if ($in{'curr_authtype'} eq 'fsys') {
1.586 raeburn 2276: if ($can_assign{'fsys'}) {
2277: $fsyscheck = 'checked="on" ';
1.623 raeburn 2278: if (defined($in{'mode'})) {
2279: if ($in{'mode'} eq 'modifyuser') {
2280: $fsyscheck = '';
2281: }
2282: }
1.586 raeburn 2283: } else {
2284: $result = &mt('Currently Filesystem Authenticated.');
2285: return $result;
2286: }
2287: }
2288: } else {
2289: if ($authnum == 1) {
2290: $authtype = '<input type="hidden" name="login" value="fsys">';
2291: }
2292: }
2293: if (!$can_assign{'fsys'}) {
2294: return;
1.587 raeburn 2295: } elsif ($authtype eq '') {
1.591 raeburn 2296: if (defined($in{'mode'})) {
1.587 raeburn 2297: if ($in{'mode'} eq 'modifycourse') {
2298: if ($authnum == 1) {
2299: $authtype = '<input type="hidden" name="login" value="fsys">';
2300: }
2301: }
2302: }
1.586 raeburn 2303: }
2304: $jscall = "javascript:changed_radio('fsys',$in{'formname'});";
2305: if ($authtype eq '') {
2306: $authtype = '<input type="radio" name="login" value="fsys" '.
2307: $fsyscheck.' onchange="'.$jscall.'" onclick="'.
2308: $jscall.'" />';
2309: }
2310: $autharg = '<input type="text" size="10" name="fsysarg" value=""'.
2311: ' onchange="'.$jscall.'" />';
2312: $result = &mt
1.144 matthew 2313: ('[_1] Filesystem Authenticated (with initial password [_2])',
1.281 albertel 2314: '<label><input type="radio" name="login" value="fsys" '.
1.586 raeburn 2315: $fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
1.605 bisitz 2316: '</label><input type="password" size="10" name="fsysarg" value="" '.
1.144 matthew 2317: 'onchange="'.$jscall.'" />');
1.32 matthew 2318: return $result;
2319: }
2320:
1.586 raeburn 2321: sub get_assignable_auth {
2322: my ($dom) = @_;
2323: if ($dom eq '') {
2324: $dom = $env{'request.role.domain'};
2325: }
2326: my %can_assign = (
2327: krb4 => 1,
2328: krb5 => 1,
2329: int => 1,
2330: loc => 1,
2331: );
2332: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
2333: if (ref($domconfig{'usercreation'}) eq 'HASH') {
2334: if (ref($domconfig{'usercreation'}{'authtypes'}) eq 'HASH') {
2335: my $authhash = $domconfig{'usercreation'}{'authtypes'};
2336: my $context;
2337: if ($env{'request.role'} =~ /^au/) {
2338: $context = 'author';
2339: } elsif ($env{'request.role'} =~ /^dc/) {
2340: $context = 'domain';
2341: } elsif ($env{'request.course.id'}) {
2342: $context = 'course';
2343: }
2344: if ($context) {
2345: if (ref($authhash->{$context}) eq 'HASH') {
2346: %can_assign = %{$authhash->{$context}};
2347: }
2348: }
2349: }
2350: }
2351: my $authnum = 0;
2352: foreach my $key (keys(%can_assign)) {
2353: if ($can_assign{$key}) {
2354: $authnum ++;
2355: }
2356: }
2357: if ($can_assign{'krb4'} && $can_assign{'krb5'}) {
2358: $authnum --;
2359: }
2360: return ($authnum,%can_assign);
2361: }
2362:
1.80 albertel 2363: ###############################################################
2364: ## Get Kerberos Defaults for Domain ##
2365: ###############################################################
2366: ##
2367: ## Returns default kerberos version and an associated argument
2368: ## as listed in file domain.tab. If not listed, provides
2369: ## appropriate default domain and kerberos version.
2370: ##
2371: #-------------------------------------------
2372:
2373: =pod
2374:
1.648 raeburn 2375: =item * &get_kerberos_defaults()
1.80 albertel 2376:
2377: get_kerberos_defaults($target_domain) returns the default kerberos
1.641 raeburn 2378: version and domain. If not found, it defaults to version 4 and the
2379: domain of the server.
1.80 albertel 2380:
1.648 raeburn 2381: =over 4
2382:
1.80 albertel 2383: ($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
2384:
1.648 raeburn 2385: =back
2386:
2387: =back
2388:
1.80 albertel 2389: =cut
2390:
2391: #-------------------------------------------
2392: sub get_kerberos_defaults {
2393: my $domain=shift;
1.641 raeburn 2394: my ($krbdef,$krbdefdom);
2395: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
2396: if (($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) {
2397: $krbdef = $domdefaults{'auth_def'};
2398: $krbdefdom = $domdefaults{'auth_arg_def'};
2399: } else {
1.80 albertel 2400: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
2401: my $krbdefdom=$1;
2402: $krbdefdom=~tr/a-z/A-Z/;
2403: $krbdef = "krb4";
2404: }
2405: return ($krbdef,$krbdefdom);
2406: }
1.112 bowersj2 2407:
1.32 matthew 2408:
1.46 matthew 2409: ###############################################################
2410: ## Thesaurus Functions ##
2411: ###############################################################
1.20 www 2412:
1.46 matthew 2413: =pod
1.20 www 2414:
1.112 bowersj2 2415: =head1 Thesaurus Functions
2416:
2417: =over 4
2418:
1.648 raeburn 2419: =item * &initialize_keywords()
1.46 matthew 2420:
2421: Initializes the package variable %Keywords if it is empty. Uses the
2422: package variable $thesaurus_db_file.
2423:
2424: =cut
2425:
2426: ###################################################
2427:
2428: sub initialize_keywords {
2429: return 1 if (scalar keys(%Keywords));
2430: # If we are here, %Keywords is empty, so fill it up
2431: # Make sure the file we need exists...
2432: if (! -e $thesaurus_db_file) {
2433: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
2434: " failed because it does not exist");
2435: return 0;
2436: }
2437: # Set up the hash as a database
2438: my %thesaurus_db;
2439: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2440: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2441: &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
2442: $thesaurus_db_file);
2443: return 0;
2444: }
2445: # Get the average number of appearances of a word.
2446: my $avecount = $thesaurus_db{'average.count'};
2447: # Put keywords (those that appear > average) into %Keywords
2448: while (my ($word,$data)=each (%thesaurus_db)) {
2449: my ($count,undef) = split /:/,$data;
2450: $Keywords{$word}++ if ($count > $avecount);
2451: }
2452: untie %thesaurus_db;
2453: # Remove special values from %Keywords.
1.356 albertel 2454: foreach my $value ('total.count','average.count') {
2455: delete($Keywords{$value}) if (exists($Keywords{$value}));
1.586 raeburn 2456: }
1.46 matthew 2457: return 1;
2458: }
2459:
2460: ###################################################
2461:
2462: =pod
2463:
1.648 raeburn 2464: =item * &keyword($word)
1.46 matthew 2465:
2466: Returns true if $word is a keyword. A keyword is a word that appears more
2467: than the average number of times in the thesaurus database. Calls
2468: &initialize_keywords
2469:
2470: =cut
2471:
2472: ###################################################
1.20 www 2473:
2474: sub keyword {
1.46 matthew 2475: return if (!&initialize_keywords());
2476: my $word=lc(shift());
2477: $word=~s/\W//g;
2478: return exists($Keywords{$word});
1.20 www 2479: }
1.46 matthew 2480:
2481: ###############################################################
2482:
2483: =pod
1.20 www 2484:
1.648 raeburn 2485: =item * &get_related_words()
1.46 matthew 2486:
1.160 matthew 2487: Look up a word in the thesaurus. Takes a scalar argument and returns
1.46 matthew 2488: an array of words. If the keyword is not in the thesaurus, an empty array
2489: will be returned. The order of the words returned is determined by the
2490: database which holds them.
2491:
2492: Uses global $thesaurus_db_file.
2493:
2494: =cut
2495:
2496: ###############################################################
2497: sub get_related_words {
2498: my $keyword = shift;
2499: my %thesaurus_db;
2500: if (! -e $thesaurus_db_file) {
2501: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
2502: "failed because the file does not exist");
2503: return ();
2504: }
2505: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2506: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2507: return ();
2508: }
2509: my @Words=();
1.429 www 2510: my $count=0;
1.46 matthew 2511: if (exists($thesaurus_db{$keyword})) {
1.356 albertel 2512: # The first element is the number of times
2513: # the word appears. We do not need it now.
1.429 www 2514: my (undef,@RelatedWords) = (split(/:/,$thesaurus_db{$keyword}));
2515: my (undef,$mostfrequentcount)=split(/\,/,$RelatedWords[0]);
2516: my $threshold=$mostfrequentcount/10;
2517: foreach my $possibleword (@RelatedWords) {
2518: my ($word,$wordcount)=split(/\,/,$possibleword);
2519: if ($wordcount>$threshold) {
2520: push(@Words,$word);
2521: $count++;
2522: if ($count>10) { last; }
2523: }
1.20 www 2524: }
2525: }
1.46 matthew 2526: untie %thesaurus_db;
2527: return @Words;
1.14 harris41 2528: }
1.46 matthew 2529:
1.112 bowersj2 2530: =pod
2531:
2532: =back
2533:
2534: =cut
1.61 www 2535:
2536: # -------------------------------------------------------------- Plaintext name
1.81 albertel 2537: =pod
2538:
1.112 bowersj2 2539: =head1 User Name Functions
2540:
2541: =over 4
2542:
1.648 raeburn 2543: =item * &plainname($uname,$udom,$first)
1.81 albertel 2544:
1.112 bowersj2 2545: Takes a users logon name and returns it as a string in
1.226 albertel 2546: "first middle last generation" form
2547: if $first is set to 'lastname' then it returns it as
2548: 'lastname generation, firstname middlename' if their is a lastname
1.81 albertel 2549:
2550: =cut
1.61 www 2551:
1.295 www 2552:
1.81 albertel 2553: ###############################################################
1.61 www 2554: sub plainname {
1.226 albertel 2555: my ($uname,$udom,$first)=@_;
1.537 albertel 2556: return if (!defined($uname) || !defined($udom));
1.295 www 2557: my %names=&getnames($uname,$udom);
1.226 albertel 2558: my $name=&Apache::lonnet::format_name($names{'firstname'},
2559: $names{'middlename'},
2560: $names{'lastname'},
2561: $names{'generation'},$first);
2562: $name=~s/^\s+//;
1.62 www 2563: $name=~s/\s+$//;
2564: $name=~s/\s+/ /g;
1.353 albertel 2565: if ($name !~ /\S/) { $name=$uname.':'.$udom; }
1.62 www 2566: return $name;
1.61 www 2567: }
1.66 www 2568:
2569: # -------------------------------------------------------------------- Nickname
1.81 albertel 2570: =pod
2571:
1.648 raeburn 2572: =item * &nickname($uname,$udom)
1.81 albertel 2573:
2574: Gets a users name and returns it as a string as
2575:
2576: ""nickname""
1.66 www 2577:
1.81 albertel 2578: if the user has a nickname or
2579:
2580: "first middle last generation"
2581:
2582: if the user does not
2583:
2584: =cut
1.66 www 2585:
2586: sub nickname {
2587: my ($uname,$udom)=@_;
1.537 albertel 2588: return if (!defined($uname) || !defined($udom));
1.295 www 2589: my %names=&getnames($uname,$udom);
1.68 albertel 2590: my $name=$names{'nickname'};
1.66 www 2591: if ($name) {
2592: $name='"'.$name.'"';
2593: } else {
2594: $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
2595: $names{'lastname'}.' '.$names{'generation'};
2596: $name=~s/\s+$//;
2597: $name=~s/\s+/ /g;
2598: }
2599: return $name;
2600: }
2601:
1.295 www 2602: sub getnames {
2603: my ($uname,$udom)=@_;
1.537 albertel 2604: return if (!defined($uname) || !defined($udom));
1.433 albertel 2605: if ($udom eq 'public' && $uname eq 'public') {
2606: return ('lastname' => &mt('Public'));
2607: }
1.295 www 2608: my $id=$uname.':'.$udom;
2609: my ($names,$cached)=&Apache::lonnet::is_cached_new('namescache',$id);
2610: if ($cached) {
2611: return %{$names};
2612: } else {
2613: my %loadnames=&Apache::lonnet::get('environment',
2614: ['firstname','middlename','lastname','generation','nickname'],
2615: $udom,$uname);
2616: &Apache::lonnet::do_cache_new('namescache',$id,\%loadnames);
2617: return %loadnames;
2618: }
2619: }
1.61 www 2620:
1.542 raeburn 2621: # -------------------------------------------------------------------- getemails
1.648 raeburn 2622:
1.542 raeburn 2623: =pod
2624:
1.648 raeburn 2625: =item * &getemails($uname,$udom)
1.542 raeburn 2626:
2627: Gets a user's email information and returns it as a hash with keys:
2628: notification, critnotification, permanentemail
2629:
2630: For notification and critnotification, values are comma-separated lists
1.648 raeburn 2631: of e-mail addresses; for permanentemail, value is a single e-mail address.
1.542 raeburn 2632:
1.648 raeburn 2633:
1.542 raeburn 2634: =cut
2635:
1.648 raeburn 2636:
1.466 albertel 2637: sub getemails {
2638: my ($uname,$udom)=@_;
2639: if ($udom eq 'public' && $uname eq 'public') {
2640: return;
2641: }
1.467 www 2642: if (!$udom) { $udom=$env{'user.domain'}; }
2643: if (!$uname) { $uname=$env{'user.name'}; }
1.466 albertel 2644: my $id=$uname.':'.$udom;
2645: my ($names,$cached)=&Apache::lonnet::is_cached_new('emailscache',$id);
2646: if ($cached) {
2647: return %{$names};
2648: } else {
2649: my %loadnames=&Apache::lonnet::get('environment',
2650: ['notification','critnotification',
2651: 'permanentemail'],
2652: $udom,$uname);
2653: &Apache::lonnet::do_cache_new('emailscache',$id,\%loadnames);
2654: return %loadnames;
2655: }
2656: }
2657:
1.551 albertel 2658: sub flush_email_cache {
2659: my ($uname,$udom)=@_;
2660: if (!$udom) { $udom =$env{'user.domain'}; }
2661: if (!$uname) { $uname=$env{'user.name'}; }
2662: return if ($udom eq 'public' && $uname eq 'public');
2663: my $id=$uname.':'.$udom;
2664: &Apache::lonnet::devalidate_cache_new('emailscache',$id);
2665: }
2666:
1.61 www 2667: # ------------------------------------------------------------------ Screenname
1.81 albertel 2668:
2669: =pod
2670:
1.648 raeburn 2671: =item * &screenname($uname,$udom)
1.81 albertel 2672:
2673: Gets a users screenname and returns it as a string
2674:
2675: =cut
1.61 www 2676:
2677: sub screenname {
2678: my ($uname,$udom)=@_;
1.258 albertel 2679: if ($uname eq $env{'user.name'} &&
2680: $udom eq $env{'user.domain'}) {return $env{'environment.screenname'};}
1.212 albertel 2681: my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
1.68 albertel 2682: return $names{'screenname'};
1.62 www 2683: }
2684:
1.212 albertel 2685:
1.62 www 2686: # ------------------------------------------------------------- Message Wrapper
2687:
2688: sub messagewrapper {
1.369 www 2689: my ($link,$username,$domain,$subject,$text)=@_;
1.62 www 2690: return
1.441 albertel 2691: '<a href="/adm/email?compose=individual&'.
2692: 'recname='.$username.'&recdom='.$domain.
2693: '&subject='.&escape($subject).'&text='.&escape($text).'" '.
1.200 matthew 2694: 'title="'.&mt('Send message').'">'.$link.'</a>';
1.74 www 2695: }
2696: # --------------------------------------------------------------- Notes Wrapper
2697:
2698: sub noteswrapper {
2699: my ($link,$un,$do)=@_;
2700: return
2701: "<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
1.62 www 2702: }
2703: # ------------------------------------------------------------- Aboutme Wrapper
2704:
2705: sub aboutmewrapper {
1.166 www 2706: my ($link,$username,$domain,$target)=@_;
1.447 raeburn 2707: if (!defined($username) && !defined($domain)) {
2708: return;
2709: }
1.205 www 2710: return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
1.454 banghart 2711: ($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';
1.62 www 2712: }
2713:
2714: # ------------------------------------------------------------ Syllabus Wrapper
2715:
2716:
2717: sub syllabuswrapper {
1.109 matthew 2718: my ($linktext,$coursedir,$domain,$fontcolor)=@_;
2719: if ($fontcolor) {
2720: $linktext='<font color="'.$fontcolor.'">'.$linktext.'</font>';
2721: }
1.208 matthew 2722: return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
1.61 www 2723: }
1.14 harris41 2724:
1.208 matthew 2725: sub track_student_link {
1.268 albertel 2726: my ($linktext,$sname,$sdom,$target,$start) = @_;
2727: my $link ="/adm/trackstudent?";
1.208 matthew 2728: my $title = 'View recent activity';
2729: if (defined($sname) && $sname !~ /^\s*$/ &&
2730: defined($sdom) && $sdom !~ /^\s*$/) {
1.268 albertel 2731: $link .= "selected_student=$sname:$sdom";
1.208 matthew 2732: $title .= ' of this student';
1.268 albertel 2733: }
1.208 matthew 2734: if (defined($target) && $target !~ /^\s*$/) {
2735: $target = qq{target="$target"};
2736: } else {
2737: $target = '';
2738: }
1.268 albertel 2739: if ($start) { $link.='&start='.$start; }
1.554 albertel 2740: $title = &mt($title);
2741: $linktext = &mt($linktext);
1.448 albertel 2742: return qq{<a href="$link" title="$title" $target>$linktext</a>}.
2743: &help_open_topic('View_recent_activity');
1.208 matthew 2744: }
2745:
1.508 www 2746: # ===================================================== Display a student photo
2747:
2748:
1.509 albertel 2749: sub student_image_tag {
1.508 www 2750: my ($domain,$user)=@_;
2751: my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
2752: if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
2753: return '<img src="'.$imgsrc.'" align="right" />';
2754: } else {
2755: return '';
2756: }
2757: }
2758:
1.112 bowersj2 2759: =pod
2760:
2761: =back
2762:
2763: =head1 Access .tab File Data
2764:
2765: =over 4
2766:
1.648 raeburn 2767: =item * &languageids()
1.112 bowersj2 2768:
2769: returns list of all language ids
2770:
2771: =cut
2772:
1.14 harris41 2773: sub languageids {
1.16 harris41 2774: return sort(keys(%language));
1.14 harris41 2775: }
2776:
1.112 bowersj2 2777: =pod
2778:
1.648 raeburn 2779: =item * &languagedescription()
1.112 bowersj2 2780:
2781: returns description of a specified language id
2782:
2783: =cut
2784:
1.14 harris41 2785: sub languagedescription {
1.125 www 2786: my $code=shift;
2787: return ($supported_language{$code}?'* ':'').
2788: $language{$code}.
1.126 www 2789: ($supported_language{$code}?' ('.&mt('interface available').')':'');
1.145 www 2790: }
2791:
2792: sub plainlanguagedescription {
2793: my $code=shift;
2794: return $language{$code};
2795: }
2796:
2797: sub supportedlanguagecode {
2798: my $code=shift;
2799: return $supported_language{$code};
1.97 www 2800: }
2801:
1.112 bowersj2 2802: =pod
2803:
1.648 raeburn 2804: =item * ©rightids()
1.112 bowersj2 2805:
2806: returns list of all copyrights
2807:
2808: =cut
2809:
2810: sub copyrightids {
2811: return sort(keys(%cprtag));
2812: }
2813:
2814: =pod
2815:
1.648 raeburn 2816: =item * ©rightdescription()
1.112 bowersj2 2817:
2818: returns description of a specified copyright id
2819:
2820: =cut
2821:
2822: sub copyrightdescription {
1.166 www 2823: return &mt($cprtag{shift(@_)});
1.112 bowersj2 2824: }
1.197 matthew 2825:
2826: =pod
2827:
1.648 raeburn 2828: =item * &source_copyrightids()
1.192 taceyjo1 2829:
2830: returns list of all source copyrights
2831:
2832: =cut
2833:
2834: sub source_copyrightids {
2835: return sort(keys(%scprtag));
2836: }
2837:
2838: =pod
2839:
1.648 raeburn 2840: =item * &source_copyrightdescription()
1.192 taceyjo1 2841:
2842: returns description of a specified source copyright id
2843:
2844: =cut
2845:
2846: sub source_copyrightdescription {
2847: return &mt($scprtag{shift(@_)});
2848: }
1.112 bowersj2 2849:
2850: =pod
2851:
1.648 raeburn 2852: =item * &filecategories()
1.112 bowersj2 2853:
2854: returns list of all file categories
2855:
2856: =cut
2857:
2858: sub filecategories {
2859: return sort(keys(%category_extensions));
2860: }
2861:
2862: =pod
2863:
1.648 raeburn 2864: =item * &filecategorytypes()
1.112 bowersj2 2865:
2866: returns list of file types belonging to a given file
2867: category
2868:
2869: =cut
2870:
2871: sub filecategorytypes {
1.356 albertel 2872: my ($cat) = @_;
2873: return @{$category_extensions{lc($cat)}};
1.112 bowersj2 2874: }
2875:
2876: =pod
2877:
1.648 raeburn 2878: =item * &fileembstyle()
1.112 bowersj2 2879:
2880: returns embedding style for a specified file type
2881:
2882: =cut
2883:
2884: sub fileembstyle {
2885: return $fe{lc(shift(@_))};
1.169 www 2886: }
2887:
1.351 www 2888: sub filemimetype {
2889: return $fm{lc(shift(@_))};
2890: }
2891:
1.169 www 2892:
2893: sub filecategoryselect {
2894: my ($name,$value)=@_;
1.189 matthew 2895: return &select_form($value,$name,
1.169 www 2896: '' => &mt('Any category'),
2897: map { $_,$_ } sort(keys(%category_extensions)));
1.112 bowersj2 2898: }
2899:
2900: =pod
2901:
1.648 raeburn 2902: =item * &filedescription()
1.112 bowersj2 2903:
2904: returns description for a specified file type
2905:
2906: =cut
2907:
2908: sub filedescription {
1.188 matthew 2909: my $file_description = $fd{lc(shift())};
2910: $file_description =~ s:([\[\]]):~$1:g;
2911: return &mt($file_description);
1.112 bowersj2 2912: }
2913:
2914: =pod
2915:
1.648 raeburn 2916: =item * &filedescriptionex()
1.112 bowersj2 2917:
2918: returns description for a specified file type with
2919: extra formatting
2920:
2921: =cut
2922:
2923: sub filedescriptionex {
2924: my $ex=shift;
1.188 matthew 2925: my $file_description = $fd{lc($ex)};
2926: $file_description =~ s:([\[\]]):~$1:g;
2927: return '.'.$ex.' '.&mt($file_description);
1.112 bowersj2 2928: }
2929:
2930: # End of .tab access
2931: =pod
2932:
2933: =back
2934:
2935: =cut
2936:
2937: # ------------------------------------------------------------------ File Types
2938: sub fileextensions {
2939: return sort(keys(%fe));
2940: }
2941:
1.97 www 2942: # ----------------------------------------------------------- Display Languages
2943: # returns a hash with all desired display languages
2944: #
2945:
2946: sub display_languages {
2947: my %languages=();
1.356 albertel 2948: foreach my $lang (&preferred_languages()) {
2949: $languages{$lang}=1;
1.97 www 2950: }
2951: &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
1.258 albertel 2952: if ($env{'form.displaylanguage'}) {
1.356 albertel 2953: foreach my $lang (split(/\s*(\,|\;|\:)\s*/,$env{'form.displaylanguage'})) {
2954: $languages{$lang}=1;
1.97 www 2955: }
2956: }
2957: return %languages;
1.14 harris41 2958: }
2959:
1.117 www 2960: sub preferred_languages {
2961: my @languages=();
1.654 www 2962: if (($env{'request.role.adv'}) && ($env{'form.languages'})) {
2963: @languages=(@languages,split(/\s*(\,|\;|\:)\s*/,$env{'form.languages'}));
2964: }
1.258 albertel 2965: if ($env{'course.'.$env{'request.course.id'}.'.languages'}) {
1.117 www 2966: @languages=(@languages,split(/\s*(\,|\;|\:)\s*/,
1.258 albertel 2967: $env{'course.'.$env{'request.course.id'}.'.languages'}));
1.177 www 2968: }
1.654 www 2969:
1.258 albertel 2970: if ($env{'environment.languages'}) {
1.459 albertel 2971: @languages=(@languages,
2972: split(/\s*(\,|\;|\:)\s*/,$env{'environment.languages'}));
1.118 www 2973: }
1.583 albertel 2974: my $browser=$ENV{'HTTP_ACCEPT_LANGUAGE'};
1.162 www 2975: if ($browser) {
1.583 albertel 2976: my @browser =
2977: map { (split(/\s*;\s*/,$_))[0] } (split(/\s*,\s*/,$browser));
2978: push(@languages,@browser);
1.162 www 2979: }
1.641 raeburn 2980:
2981: foreach my $domtype ($env{'user.domain'},$env{'request.role.domain'},
2982: $Apache::lonnet::perlvar{'lonDefDomain'}) {
2983: if ($domtype ne '') {
2984: my %domdefs = &Apache::lonnet::get_domain_defaults($domtype);
2985: if ($domdefs{'lang_def'} ne '') {
2986: push(@languages,$domdefs{'lang_def'});
2987: }
2988: }
1.118 www 2989: }
1.679.2.4! raeburn 2990: return &get_genlanguages(@languages);
! 2991: }
! 2992:
! 2993: sub get_genlanguages {
! 2994: my (@languages) = @_;
1.118 www 2995: # turn "en-ca" into "en-ca,en"
2996: my @genlanguages;
1.356 albertel 2997: foreach my $lang (@languages) {
1.679.2.4! raeburn 2998: unless ($lang=~/\w/) { next; }
! 2999: push(@genlanguages,$lang);
! 3000: if ($lang=~/(\-|\_)/) {
! 3001: push(@genlanguages,(split(/(\-|\_)/,$lang))[0]);
! 3002: }
1.118 www 3003: }
1.583 albertel 3004: #uniqueify the languages list
3005: my %count;
3006: @genlanguages = map { $count{$_}++ == 0 ? $_ : () } @genlanguages;
1.118 www 3007: return @genlanguages;
1.117 www 3008: }
3009:
1.582 albertel 3010: sub languages {
3011: my ($possible_langs) = @_;
3012: my @preferred_langs = &preferred_languages();
3013: if (!ref($possible_langs)) {
3014: if( wantarray ) {
3015: return @preferred_langs;
3016: } else {
3017: return $preferred_langs[0];
3018: }
3019: }
3020: my %possibilities = map { $_ => 1 } (@$possible_langs);
3021: my @preferred_possibilities;
3022: foreach my $preferred_lang (@preferred_langs) {
3023: if (exists($possibilities{$preferred_lang})) {
3024: push(@preferred_possibilities, $preferred_lang);
3025: }
3026: }
3027: if( wantarray ) {
3028: return @preferred_possibilities;
3029: }
3030: return $preferred_possibilities[0];
3031: }
3032:
1.112 bowersj2 3033: ###############################################################
3034: ## Student Answer Attempts ##
3035: ###############################################################
3036:
3037: =pod
3038:
3039: =head1 Alternate Problem Views
3040:
3041: =over 4
3042:
1.648 raeburn 3043: =item * &get_previous_attempt($symb, $username, $domain, $course,
1.112 bowersj2 3044: $getattempt, $regexp, $gradesub)
3045:
3046: Return string with previous attempt on problem. Arguments:
3047:
3048: =over 4
3049:
3050: =item * $symb: Problem, including path
3051:
3052: =item * $username: username of the desired student
3053:
3054: =item * $domain: domain of the desired student
1.14 harris41 3055:
1.112 bowersj2 3056: =item * $course: Course ID
1.14 harris41 3057:
1.112 bowersj2 3058: =item * $getattempt: Leave blank for all attempts, otherwise put
3059: something
1.14 harris41 3060:
1.112 bowersj2 3061: =item * $regexp: if string matches this regexp, the string will be
3062: sent to $gradesub
1.14 harris41 3063:
1.112 bowersj2 3064: =item * $gradesub: routine that processes the string if it matches $regexp
1.14 harris41 3065:
1.112 bowersj2 3066: =back
1.14 harris41 3067:
1.112 bowersj2 3068: The output string is a table containing all desired attempts, if any.
1.16 harris41 3069:
1.112 bowersj2 3070: =cut
1.1 albertel 3071:
3072: sub get_previous_attempt {
1.43 ng 3073: my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
1.1 albertel 3074: my $prevattempts='';
1.43 ng 3075: no strict 'refs';
1.1 albertel 3076: if ($symb) {
1.3 albertel 3077: my (%returnhash)=
3078: &Apache::lonnet::restore($symb,$course,$domain,$username);
1.1 albertel 3079: if ($returnhash{'version'}) {
3080: my %lasthash=();
3081: my $version;
3082: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.356 albertel 3083: foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {
3084: $lasthash{$key}=$returnhash{$version.':'.$key};
1.19 harris41 3085: }
1.1 albertel 3086: }
1.596 albertel 3087: $prevattempts=&start_data_table().&start_data_table_header_row();
3088: $prevattempts.='<th>'.&mt('History').'</th>';
1.356 albertel 3089: foreach my $key (sort(keys(%lasthash))) {
3090: my ($ign,@parts) = split(/\./,$key);
1.41 ng 3091: if ($#parts > 0) {
1.31 albertel 3092: my $data=$parts[-1];
3093: pop(@parts);
1.596 albertel 3094: $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.' </th>';
1.31 albertel 3095: } else {
1.41 ng 3096: if ($#parts == 0) {
3097: $prevattempts.='<th>'.$parts[0].'</th>';
3098: } else {
3099: $prevattempts.='<th>'.$ign.'</th>';
3100: }
1.31 albertel 3101: }
1.16 harris41 3102: }
1.596 albertel 3103: $prevattempts.=&end_data_table_header_row();
1.40 ng 3104: if ($getattempt eq '') {
3105: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.596 albertel 3106: $prevattempts.=&start_data_table_row().
3107: '<td>'.&mt('Transaction [_1]',$version).'</td>';
1.356 albertel 3108: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3109: my $value = &format_previous_attempt_value($key,
3110: $returnhash{$version.':'.$key});
3111: $prevattempts.='<td>'.$value.' </td>';
1.40 ng 3112: }
1.596 albertel 3113: $prevattempts.=&end_data_table_row();
1.40 ng 3114: }
1.1 albertel 3115: }
1.596 albertel 3116: $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
1.356 albertel 3117: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3118: my $value = &format_previous_attempt_value($key,$lasthash{$key});
1.356 albertel 3119: if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
1.40 ng 3120: $prevattempts.='<td>'.$value.' </td>';
1.16 harris41 3121: }
1.596 albertel 3122: $prevattempts.= &end_data_table_row().&end_data_table();
1.1 albertel 3123: } else {
1.596 albertel 3124: $prevattempts=
3125: &start_data_table().&start_data_table_row().
3126: '<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
3127: &end_data_table_row().&end_data_table();
1.1 albertel 3128: }
3129: } else {
1.596 albertel 3130: $prevattempts=
3131: &start_data_table().&start_data_table_row().
3132: '<td>'.&mt('No data.').'</td>'.
3133: &end_data_table_row().&end_data_table();
1.1 albertel 3134: }
1.10 albertel 3135: }
3136:
1.581 albertel 3137: sub format_previous_attempt_value {
3138: my ($key,$value) = @_;
3139: if ($key =~ /timestamp/) {
3140: $value = &Apache::lonlocal::locallocaltime($value);
3141: } elsif (ref($value) eq 'ARRAY') {
3142: $value = '('.join(', ', @{ $value }).')';
3143: } else {
3144: $value = &unescape($value);
3145: }
3146: return $value;
3147: }
3148:
3149:
1.107 albertel 3150: sub relative_to_absolute {
3151: my ($url,$output)=@_;
3152: my $parser=HTML::TokeParser->new(\$output);
3153: my $token;
3154: my $thisdir=$url;
3155: my @rlinks=();
3156: while ($token=$parser->get_token) {
3157: if ($token->[0] eq 'S') {
3158: if ($token->[1] eq 'a') {
3159: if ($token->[2]->{'href'}) {
3160: $rlinks[$#rlinks+1]=$token->[2]->{'href'};
3161: }
3162: } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
3163: $rlinks[$#rlinks+1]=$token->[2]->{'src'};
3164: } elsif ($token->[1] eq 'base') {
3165: $thisdir=$token->[2]->{'href'};
3166: }
3167: }
3168: }
3169: $thisdir=~s-/[^/]*$--;
1.356 albertel 3170: foreach my $link (@rlinks) {
3171: unless (($link=~/^http:\/\//i) ||
3172: ($link=~/^\//) ||
3173: ($link=~/^javascript:/i) ||
3174: ($link=~/^mailto:/i) ||
3175: ($link=~/^\#/)) {
3176: my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
3177: $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
1.107 albertel 3178: }
3179: }
3180: # -------------------------------------------------- Deal with Applet codebases
3181: $output=~s/(\<applet[^\>]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
3182: return $output;
3183: }
3184:
1.112 bowersj2 3185: =pod
3186:
1.648 raeburn 3187: =item * &get_student_view()
1.112 bowersj2 3188:
3189: show a snapshot of what student was looking at
3190:
3191: =cut
3192:
1.10 albertel 3193: sub get_student_view {
1.186 albertel 3194: my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
1.114 www 3195: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3196: my (%form);
1.10 albertel 3197: my @elements=('symb','courseid','domain','username');
3198: foreach my $element (@elements) {
1.186 albertel 3199: $form{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3200: }
1.186 albertel 3201: if (defined($moreenv)) {
3202: %form=(%form,%{$moreenv});
3203: }
1.236 albertel 3204: if (defined($target)) { $form{'grade_target'} = $target; }
1.107 albertel 3205: $feedurl=&Apache::lonnet::clutter($feedurl);
1.650 www 3206: my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
1.11 albertel 3207: $userview=~s/\<body[^\>]*\>//gi;
3208: $userview=~s/\<\/body\>//gi;
3209: $userview=~s/\<html\>//gi;
3210: $userview=~s/\<\/html\>//gi;
3211: $userview=~s/\<head\>//gi;
3212: $userview=~s/\<\/head\>//gi;
3213: $userview=~s/action\s*\=/would_be_action\=/gi;
1.107 albertel 3214: $userview=&relative_to_absolute($feedurl,$userview);
1.650 www 3215: if (wantarray) {
3216: return ($userview,$response);
3217: } else {
3218: return $userview;
3219: }
3220: }
3221:
3222: sub get_student_view_with_retries {
3223: my ($symb,$retries,$username,$domain,$courseid,$target,$moreenv) = @_;
3224:
3225: my $ok = 0; # True if we got a good response.
3226: my $content;
3227: my $response;
3228:
3229: # Try to get the student_view done. within the retries count:
3230:
3231: do {
3232: ($content, $response) = &get_student_view($symb,$username,$domain,$courseid,$target,$moreenv);
3233: $ok = $response->is_success;
3234: if (!$ok) {
3235: &Apache::lonnet::logthis("Failed get_student_view_with_retries on $symb: ".$response->is_success.', '.$response->code.', '.$response->message);
3236: }
3237: $retries--;
3238: } while (!$ok && ($retries > 0));
3239:
3240: if (!$ok) {
3241: $content = ''; # On error return an empty content.
3242: }
1.651 www 3243: if (wantarray) {
3244: return ($content, $response);
3245: } else {
3246: return $content;
3247: }
1.11 albertel 3248: }
3249:
1.112 bowersj2 3250: =pod
3251:
1.648 raeburn 3252: =item * &get_student_answers()
1.112 bowersj2 3253:
3254: show a snapshot of how student was answering problem
3255:
3256: =cut
3257:
1.11 albertel 3258: sub get_student_answers {
1.100 sakharuk 3259: my ($symb,$username,$domain,$courseid,%form) = @_;
1.114 www 3260: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3261: my (%moreenv);
1.11 albertel 3262: my @elements=('symb','courseid','domain','username');
3263: foreach my $element (@elements) {
1.186 albertel 3264: $moreenv{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3265: }
1.186 albertel 3266: $moreenv{'grade_target'}='answer';
3267: %moreenv=(%form,%moreenv);
1.497 raeburn 3268: $feedurl = &Apache::lonnet::clutter($feedurl);
3269: my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
1.10 albertel 3270: return $userview;
1.1 albertel 3271: }
1.116 albertel 3272:
3273: =pod
3274:
3275: =item * &submlink()
3276:
1.242 albertel 3277: Inputs: $text $uname $udom $symb $target
1.116 albertel 3278:
3279: Returns: A link to grades.pm such as to see the SUBM view of a student
3280:
3281: =cut
3282:
3283: ###############################################
3284: sub submlink {
1.242 albertel 3285: my ($text,$uname,$udom,$symb,$target)=@_;
1.116 albertel 3286: if (!($uname && $udom)) {
3287: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3288: &Apache::lonnet::whichuser($symb);
1.116 albertel 3289: if (!$symb) { $symb=$cursymb; }
3290: }
1.254 matthew 3291: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3292: $symb=&escape($symb);
1.242 albertel 3293: if ($target) { $target="target=\"$target\""; }
3294: return '<a href="/adm/grades?&command=submission&'.
3295: 'symb='.$symb.'&student='.$uname.
3296: '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
3297: }
3298: ##############################################
3299:
3300: =pod
3301:
3302: =item * &pgrdlink()
3303:
3304: Inputs: $text $uname $udom $symb $target
3305:
3306: Returns: A link to grades.pm such as to see the PGRD view of a student
3307:
3308: =cut
3309:
3310: ###############################################
3311: sub pgrdlink {
3312: my $link=&submlink(@_);
3313: $link=~s/(&command=submission)/$1&showgrading=yes/;
3314: return $link;
3315: }
3316: ##############################################
3317:
3318: =pod
3319:
3320: =item * &pprmlink()
3321:
3322: Inputs: $text $uname $udom $symb $target
3323:
3324: Returns: A link to parmset.pm such as to see the PPRM view of a
1.283 albertel 3325: student and a specific resource
1.242 albertel 3326:
3327: =cut
3328:
3329: ###############################################
3330: sub pprmlink {
3331: my ($text,$uname,$udom,$symb,$target)=@_;
3332: if (!($uname && $udom)) {
3333: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3334: &Apache::lonnet::whichuser($symb);
1.242 albertel 3335: if (!$symb) { $symb=$cursymb; }
3336: }
1.254 matthew 3337: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3338: $symb=&escape($symb);
1.242 albertel 3339: if ($target) { $target="target=\"$target\""; }
1.595 albertel 3340: return '<a href="/adm/parmset?command=set&'.
3341: 'symb='.$symb.'&uname='.$uname.
3342: '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
1.116 albertel 3343: }
3344: ##############################################
1.37 matthew 3345:
1.112 bowersj2 3346: =pod
3347:
3348: =back
3349:
3350: =cut
3351:
1.37 matthew 3352: ###############################################
1.51 www 3353:
3354:
3355: sub timehash {
3356: my @ltime=localtime(shift);
3357: return ( 'seconds' => $ltime[0],
3358: 'minutes' => $ltime[1],
3359: 'hours' => $ltime[2],
3360: 'day' => $ltime[3],
3361: 'month' => $ltime[4]+1,
3362: 'year' => $ltime[5]+1900,
3363: 'weekday' => $ltime[6],
3364: 'dayyear' => $ltime[7]+1,
3365: 'dlsav' => $ltime[8] );
3366: }
3367:
1.370 www 3368: sub utc_string {
3369: my ($date)=@_;
1.371 www 3370: return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
1.370 www 3371: }
3372:
1.51 www 3373: sub maketime {
3374: my %th=@_;
3375: return POSIX::mktime(
3376: ($th{'seconds'},$th{'minutes'},$th{'hours'},
1.210 www 3377: $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
1.70 www 3378: }
3379:
3380: #########################################
1.51 www 3381:
3382: sub findallcourses {
1.482 raeburn 3383: my ($roles,$uname,$udom) = @_;
1.355 albertel 3384: my %roles;
3385: if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
1.348 albertel 3386: my %courses;
1.51 www 3387: my $now=time;
1.482 raeburn 3388: if (!defined($uname)) {
3389: $uname = $env{'user.name'};
3390: }
3391: if (!defined($udom)) {
3392: $udom = $env{'user.domain'};
3393: }
3394: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
3395: my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
3396: if (!%roles) {
3397: %roles = (
3398: cc => 1,
3399: in => 1,
3400: ep => 1,
3401: ta => 1,
3402: cr => 1,
3403: st => 1,
3404: );
3405: }
3406: foreach my $entry (keys(%roleshash)) {
3407: my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry});
3408: if ($trole =~ /^cr/) {
3409: next if (!exists($roles{$trole}) && !exists($roles{'cr'}));
3410: } else {
3411: next if (!exists($roles{$trole}));
3412: }
3413: if ($tend) {
3414: next if ($tend < $now);
3415: }
3416: if ($tstart) {
3417: next if ($tstart > $now);
3418: }
3419: my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec);
3420: (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry);
3421: if ($secpart eq '') {
3422: ($cnum,$role) = split(/_/,$cnumpart);
3423: $sec = 'none';
3424: $realsec = '';
3425: } else {
3426: $cnum = $cnumpart;
3427: ($sec,$role) = split(/_/,$secpart);
3428: $realsec = $sec;
1.490 raeburn 3429: }
1.482 raeburn 3430: $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec;
3431: }
3432: } else {
3433: foreach my $key (keys(%env)) {
1.483 albertel 3434: if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} ||
3435: $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) {
1.482 raeburn 3436: my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4);
3437: next if ($role eq 'ca' || $role eq 'aa');
3438: next if (%roles && !exists($roles{$role}));
3439: my ($starttime,$endtime)=split(/\./,$env{$key});
3440: my $active=1;
3441: if ($starttime) {
3442: if ($now<$starttime) { $active=0; }
3443: }
3444: if ($endtime) {
3445: if ($now>$endtime) { $active=0; }
3446: }
3447: if ($active) {
3448: if ($sec eq '') {
3449: $sec = 'none';
3450: }
3451: $courses{$cdom.'_'.$cnum}{$sec} =
3452: $role.'/'.$cdom.'/'.$cnum.'/'.$sec;
1.474 raeburn 3453: }
3454: }
1.51 www 3455: }
3456: }
1.474 raeburn 3457: return %courses;
1.51 www 3458: }
1.37 matthew 3459:
1.54 www 3460: ###############################################
1.474 raeburn 3461:
3462: sub blockcheck {
1.482 raeburn 3463: my ($setters,$activity,$uname,$udom) = @_;
1.490 raeburn 3464:
3465: if (!defined($udom)) {
3466: $udom = $env{'user.domain'};
3467: }
3468: if (!defined($uname)) {
3469: $uname = $env{'user.name'};
3470: }
3471:
3472: # If uname and udom are for a course, check for blocks in the course.
3473:
3474: if (&Apache::lonnet::is_course($udom,$uname)) {
3475: my %records = &Apache::lonnet::dump('comm_block',$udom,$uname);
1.502 raeburn 3476: my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname);
1.490 raeburn 3477: return ($startblock,$endblock);
3478: }
1.474 raeburn 3479:
1.502 raeburn 3480: my $startblock = 0;
3481: my $endblock = 0;
1.482 raeburn 3482: my %live_courses = &findallcourses(undef,$uname,$udom);
1.474 raeburn 3483:
1.490 raeburn 3484: # If uname is for a user, and activity is course-specific, i.e.,
3485: # boards, chat or groups, check for blocking in current course only.
1.474 raeburn 3486:
1.490 raeburn 3487: if (($activity eq 'boards' || $activity eq 'chat' ||
3488: $activity eq 'groups') && ($env{'request.course.id'})) {
3489: foreach my $key (keys(%live_courses)) {
3490: if ($key ne $env{'request.course.id'}) {
3491: delete($live_courses{$key});
3492: }
3493: }
3494: }
3495:
3496: my $otheruser = 0;
3497: my %own_courses;
3498: if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) {
3499: # Resource belongs to user other than current user.
3500: $otheruser = 1;
3501: # Gather courses for current user
3502: %own_courses =
3503: &findallcourses(undef,$env{'user.name'},$env{'user.domain'});
3504: }
3505:
3506: # Gather active course roles - course coordinator, instructor,
3507: # exam proctor, ta, student, or custom role.
1.474 raeburn 3508:
3509: foreach my $course (keys(%live_courses)) {
1.482 raeburn 3510: my ($cdom,$cnum);
3511: if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) {
3512: $cdom = $env{'course.'.$course.'.domain'};
3513: $cnum = $env{'course.'.$course.'.num'};
3514: } else {
1.490 raeburn 3515: ($cdom,$cnum) = split(/_/,$course);
1.482 raeburn 3516: }
3517: my $no_ownblock = 0;
3518: my $no_userblock = 0;
1.533 raeburn 3519: if ($otheruser && $activity ne 'com') {
1.490 raeburn 3520: # Check if current user has 'evb' priv for this
3521: if (defined($own_courses{$course})) {
3522: foreach my $sec (keys(%{$own_courses{$course}})) {
3523: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
3524: if ($sec ne 'none') {
3525: $checkrole .= '/'.$sec;
3526: }
3527: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3528: $no_ownblock = 1;
3529: last;
3530: }
3531: }
3532: }
3533: # if they have 'evb' priv and are currently not playing student
3534: next if (($no_ownblock) &&
3535: ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));
3536: }
1.474 raeburn 3537: foreach my $sec (keys(%{$live_courses{$course}})) {
1.482 raeburn 3538: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
1.474 raeburn 3539: if ($sec ne 'none') {
1.482 raeburn 3540: $checkrole .= '/'.$sec;
1.474 raeburn 3541: }
1.490 raeburn 3542: if ($otheruser) {
3543: # Resource belongs to user other than current user.
3544: # Assemble privs for that user, and check for 'evb' priv.
1.482 raeburn 3545: my ($trole,$tdom,$tnum,$tsec);
3546: my $entry = $live_courses{$course}{$sec};
3547: if ($entry =~ /^cr/) {
3548: ($trole,$tdom,$tnum,$tsec) =
3549: ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|);
3550: } else {
3551: ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry);
3552: }
3553: my ($spec,$area,$trest,%allroles,%userroles);
3554: $area = '/'.$tdom.'/'.$tnum;
3555: $trest = $tnum;
3556: if ($tsec ne '') {
3557: $area .= '/'.$tsec;
3558: $trest .= '/'.$tsec;
3559: }
3560: $spec = $trole.'.'.$area;
3561: if ($trole =~ /^cr/) {
3562: &Apache::lonnet::custom_roleprivs(\%allroles,$trole,
3563: $tdom,$spec,$trest,$area);
3564: } else {
3565: &Apache::lonnet::standard_roleprivs(\%allroles,$trole,
3566: $tdom,$spec,$trest,$area);
3567: }
3568: my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
1.486 raeburn 3569: if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
3570: if ($1) {
3571: $no_userblock = 1;
3572: last;
3573: }
3574: }
1.490 raeburn 3575: } else {
3576: # Resource belongs to current user
3577: # Check for 'evb' priv via lonnet::allowed().
1.482 raeburn 3578: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3579: $no_ownblock = 1;
3580: last;
3581: }
1.474 raeburn 3582: }
3583: }
3584: # if they have the evb priv and are currently not playing student
1.482 raeburn 3585: next if (($no_ownblock) &&
1.491 albertel 3586: ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
1.482 raeburn 3587: next if ($no_userblock);
1.474 raeburn 3588:
1.490 raeburn 3589: # Retrieve blocking times and identity of blocker for course
3590: # of specified user, unless user has 'evb' privilege.
1.502 raeburn 3591:
3592: my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
3593: if (($start != 0) &&
3594: (($startblock == 0) || ($startblock > $start))) {
3595: $startblock = $start;
3596: }
3597: if (($end != 0) &&
3598: (($endblock == 0) || ($endblock < $end))) {
3599: $endblock = $end;
3600: }
1.490 raeburn 3601: }
3602: return ($startblock,$endblock);
3603: }
3604:
3605: sub get_blocks {
3606: my ($setters,$activity,$cdom,$cnum) = @_;
3607: my $startblock = 0;
3608: my $endblock = 0;
3609: my $course = $cdom.'_'.$cnum;
3610: $setters->{$course} = {};
3611: $setters->{$course}{'staff'} = [];
3612: $setters->{$course}{'times'} = [];
3613: my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
3614: foreach my $record (keys(%records)) {
3615: my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);
3616: if ($start <= time && $end >= time) {
3617: my ($staff_name,$staff_dom,$title,$blocks) =
3618: &parse_block_record($records{$record});
3619: if ($blocks->{$activity} eq 'on') {
3620: push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]);
3621: push(@{$$setters{$course}{'times'}}, [$start,$end]);
1.491 albertel 3622: if ( ($startblock == 0) || ($startblock > $start) ) {
3623: $startblock = $start;
1.490 raeburn 3624: }
1.491 albertel 3625: if ( ($endblock == 0) || ($endblock < $end) ) {
3626: $endblock = $end;
1.474 raeburn 3627: }
3628: }
3629: }
3630: }
3631: return ($startblock,$endblock);
3632: }
3633:
3634: sub parse_block_record {
3635: my ($record) = @_;
3636: my ($setuname,$setudom,$title,$blocks);
3637: if (ref($record) eq 'HASH') {
3638: ($setuname,$setudom) = split(/:/,$record->{'setter'});
3639: $title = &unescape($record->{'event'});
3640: $blocks = $record->{'blocks'};
3641: } else {
3642: my @data = split(/:/,$record,3);
3643: if (scalar(@data) eq 2) {
3644: $title = $data[1];
3645: ($setuname,$setudom) = split(/@/,$data[0]);
3646: } else {
3647: ($setuname,$setudom,$title) = @data;
3648: }
3649: $blocks = { 'com' => 'on' };
3650: }
3651: return ($setuname,$setudom,$title,$blocks);
3652: }
3653:
3654: sub build_block_table {
3655: my ($startblock,$endblock,$setters) = @_;
3656: my %lt = &Apache::lonlocal::texthash(
3657: 'cacb' => 'Currently active communication blocks',
3658: 'cour' => 'Course',
3659: 'dura' => 'Duration',
3660: 'blse' => 'Block set by'
3661: );
3662: my $output;
1.476 raeburn 3663: $output = '<br />'.$lt{'cacb'}.':<br />';
1.474 raeburn 3664: $output .= &start_data_table();
3665: $output .= '
3666: <tr>
3667: <th>'.$lt{'cour'}.'</th>
3668: <th>'.$lt{'dura'}.'</th>
3669: <th>'.$lt{'blse'}.'</th>
3670: </tr>
3671: ';
3672: foreach my $course (keys(%{$setters})) {
3673: my %courseinfo=&Apache::lonnet::coursedescription($course);
3674: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
3675: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
1.490 raeburn 3676: my $fullname = &plainname($uname,$udom);
3677: if (defined($env{'user.name'}) && defined($env{'user.domain'})
3678: && $env{'user.name'} ne 'public'
3679: && $env{'user.domain'} ne 'public') {
3680: $fullname = &aboutmewrapper($fullname,$uname,$udom);
3681: }
1.474 raeburn 3682: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
3683: $openblock = &Apache::lonlocal::locallocaltime($openblock);
3684: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
3685: $output .= &Apache::loncommon::start_data_table_row().
3686: '<td>'.$courseinfo{'description'}.'</td>'.
3687: '<td>'.$openblock.' to '.$closeblock.'</td>'.
1.490 raeburn 3688: '<td>'.$fullname.'</td>'.
1.474 raeburn 3689: &Apache::loncommon::end_data_table_row();
3690: }
3691: }
3692: $output .= &end_data_table();
3693: }
3694:
1.490 raeburn 3695: sub blocking_status {
3696: my ($activity,$uname,$udom) = @_;
3697: my %setters;
3698: my ($blocked,$output,$ownitem,$is_course);
3699: my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
3700: if ($startblock && $endblock) {
3701: $blocked = 1;
3702: if (wantarray) {
3703: my $category;
3704: if ($activity eq 'boards') {
3705: $category = 'Discussion posts in this course';
3706: } elsif ($activity eq 'blogs') {
3707: $category = 'Blogs';
3708: } elsif ($activity eq 'port') {
3709: if (defined($uname) && defined($udom)) {
3710: if ($uname eq $env{'user.name'} &&
3711: $udom eq $env{'user.domain'}) {
3712: $ownitem = 1;
3713: }
3714: }
3715: $is_course = &Apache::lonnet::is_course($udom,$uname);
3716: if ($ownitem) {
3717: $category = 'Your portfolio files';
3718: } elsif ($is_course) {
3719: my $coursedesc;
3720: foreach my $course (keys(%setters)) {
3721: my %courseinfo =
3722: &Apache::lonnet::coursedescription($course);
3723: $coursedesc = $courseinfo{'description'};
3724: }
3725: $category = "Group files in the course '$coursedesc'";
3726: } else {
3727: $category = 'Portfolio files belonging to ';
3728: if ($env{'user.name'} eq 'public' &&
3729: $env{'user.domain'} eq 'public') {
3730: $category .= &plainname($uname,$udom);
3731: } else {
3732: $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);
3733: }
3734: }
3735: } elsif ($activity eq 'groups') {
3736: $category = 'Groups in this course';
3737: }
3738: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
3739: my $showend = &Apache::lonlocal::locallocaltime($endblock);
3740: $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
3741: if (!($activity eq 'port' && !($ownitem) && !($is_course))) {
3742: $output .= &build_block_table($startblock,$endblock,\%setters);
3743: }
3744: }
3745: }
3746: if (wantarray) {
3747: return ($blocked,$output);
3748: } else {
3749: return $blocked;
3750: }
3751: }
3752:
1.60 matthew 3753: ###############################################
3754:
1.679.2.1 raeburn 3755: sub check_ip_acc {
3756: my ($acc)=@_;
3757: &Apache::lonxml::debug("acc is $acc");
3758: if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) {
3759: return 1;
3760: }
3761: my $allowed=0;
3762: my $ip=$env{'request.host'} || $ENV{'REMOTE_ADDR'};
3763:
3764: my $name;
3765: foreach my $pattern (split(',',$acc)) {
3766: $pattern =~ s/^\s*//;
3767: $pattern =~ s/\s*$//;
3768: if ($pattern =~ /\*$/) {
3769: #35.8.*
3770: $pattern=~s/\*//;
3771: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3772: } elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
3773: #35.8.3.[34-56]
3774: my $low=$2;
3775: my $high=$3;
3776: $pattern=$1;
3777: if ($ip =~ /^\Q$pattern\E/) {
3778: my $last=(split(/\./,$ip))[3];
3779: if ($last <=$high && $last >=$low) { $allowed=1; }
3780: }
3781: } elsif ($pattern =~ /^\*/) {
3782: #*.msu.edu
3783: $pattern=~s/\*//;
3784: if (!defined($name)) {
3785: use Socket;
3786: my $netaddr=inet_aton($ip);
3787: ($name)=gethostbyaddr($netaddr,AF_INET);
3788: }
3789: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3790: } elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
3791: #127.0.0.1
3792: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3793: } else {
3794: #some.name.com
3795: if (!defined($name)) {
3796: use Socket;
3797: my $netaddr=inet_aton($ip);
3798: ($name)=gethostbyaddr($netaddr,AF_INET);
3799: }
3800: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3801: }
3802: if ($allowed) { last; }
3803: }
3804: return $allowed;
3805: }
3806:
3807: ###############################################
3808:
1.60 matthew 3809: =pod
3810:
1.112 bowersj2 3811: =head1 Domain Template Functions
3812:
3813: =over 4
3814:
3815: =item * &determinedomain()
1.60 matthew 3816:
3817: Inputs: $domain (usually will be undef)
3818:
1.63 www 3819: Returns: Determines which domain should be used for designs
1.60 matthew 3820:
3821: =cut
1.54 www 3822:
1.60 matthew 3823: ###############################################
1.63 www 3824: sub determinedomain {
3825: my $domain=shift;
1.531 albertel 3826: if (! $domain) {
1.60 matthew 3827: # Determine domain if we have not been given one
3828: $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
1.258 albertel 3829: if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
3830: if ($env{'request.role.domain'}) {
3831: $domain=$env{'request.role.domain'};
1.60 matthew 3832: }
3833: }
1.63 www 3834: return $domain;
3835: }
3836: ###############################################
1.517 raeburn 3837:
1.518 albertel 3838: sub devalidate_domconfig_cache {
3839: my ($udom)=@_;
3840: &Apache::lonnet::devalidate_cache_new('domainconfig',$udom);
3841: }
3842:
3843: # ---------------------- Get domain configuration for a domain
3844: sub get_domainconf {
3845: my ($udom) = @_;
3846: my $cachetime=1800;
3847: my ($result,$cached)=&Apache::lonnet::is_cached_new('domainconfig',$udom);
3848: if (defined($cached)) { return %{$result}; }
3849:
3850: my %domconfig = &Apache::lonnet::get_dom('configuration',
3851: ['login','rolecolors'],$udom);
1.632 raeburn 3852: my (%designhash,%legacy);
1.518 albertel 3853: if (keys(%domconfig) > 0) {
3854: if (ref($domconfig{'login'}) eq 'HASH') {
1.632 raeburn 3855: if (keys(%{$domconfig{'login'}})) {
3856: foreach my $key (keys(%{$domconfig{'login'}})) {
3857: $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
3858: }
3859: } else {
3860: $legacy{'login'} = 1;
1.518 albertel 3861: }
1.632 raeburn 3862: } else {
3863: $legacy{'login'} = 1;
1.518 albertel 3864: }
3865: if (ref($domconfig{'rolecolors'}) eq 'HASH') {
1.632 raeburn 3866: if (keys(%{$domconfig{'rolecolors'}})) {
3867: foreach my $role (keys(%{$domconfig{'rolecolors'}})) {
3868: if (ref($domconfig{'rolecolors'}{$role}) eq 'HASH') {
3869: foreach my $item (keys(%{$domconfig{'rolecolors'}{$role}})) {
3870: $designhash{$udom.'.'.$role.'.'.$item}=$domconfig{'rolecolors'}{$role}{$item};
3871: }
1.518 albertel 3872: }
3873: }
1.632 raeburn 3874: } else {
3875: $legacy{'rolecolors'} = 1;
1.518 albertel 3876: }
1.632 raeburn 3877: } else {
3878: $legacy{'rolecolors'} = 1;
1.518 albertel 3879: }
1.632 raeburn 3880: if (keys(%legacy) > 0) {
3881: my %legacyhash = &get_legacy_domconf($udom);
3882: foreach my $item (keys(%legacyhash)) {
3883: if ($item =~ /^\Q$udom\E\.login/) {
3884: if ($legacy{'login'}) {
3885: $designhash{$item} = $legacyhash{$item};
3886: }
3887: } else {
3888: if ($legacy{'rolecolors'}) {
3889: $designhash{$item} = $legacyhash{$item};
3890: }
1.518 albertel 3891: }
3892: }
3893: }
1.632 raeburn 3894: } else {
3895: %designhash = &get_legacy_domconf($udom);
1.518 albertel 3896: }
3897: &Apache::lonnet::do_cache_new('domainconfig',$udom,\%designhash,
3898: $cachetime);
3899: return %designhash;
3900: }
3901:
1.632 raeburn 3902: sub get_legacy_domconf {
3903: my ($udom) = @_;
3904: my %legacyhash;
3905: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
3906: my $designfile = $designdir.'/'.$udom.'.tab';
3907: if (-e $designfile) {
3908: if ( open (my $fh,"<$designfile") ) {
3909: while (my $line = <$fh>) {
3910: next if ($line =~ /^\#/);
3911: chomp($line);
3912: my ($key,$val)=(split(/\=/,$line));
3913: if ($val) { $legacyhash{$udom.'.'.$key}=$val; }
3914: }
3915: close($fh);
3916: }
3917: }
3918: if (-e '/home/httpd/html/adm/lonDomLogos/'.$udom.'.gif') {
3919: $legacyhash{$udom.'.login.domlogo'} = "/adm/lonDomLogos/$udom.gif";
3920: }
3921: return %legacyhash;
3922: }
3923:
1.63 www 3924: =pod
3925:
1.112 bowersj2 3926: =item * &domainlogo()
1.63 www 3927:
3928: Inputs: $domain (usually will be undef)
3929:
3930: Returns: A link to a domain logo, if the domain logo exists.
3931: If the domain logo does not exist, a description of the domain.
3932:
3933: =cut
1.112 bowersj2 3934:
1.63 www 3935: ###############################################
3936: sub domainlogo {
1.517 raeburn 3937: my $domain = &determinedomain(shift);
1.518 albertel 3938: my %designhash = &get_domainconf($domain);
1.517 raeburn 3939: # See if there is a logo
3940: if ($designhash{$domain.'.login.domlogo'} ne '') {
1.519 raeburn 3941: my $imgsrc = $designhash{$domain.'.login.domlogo'};
1.538 albertel 3942: if ($imgsrc =~ m{^/(adm|res)/}) {
3943: if ($imgsrc =~ m{^/res/}) {
3944: my $local_name = &Apache::lonnet::filelocation('',$imgsrc);
3945: &Apache::lonnet::repcopy($local_name);
3946: }
3947: $imgsrc = &lonhttpdurl($imgsrc);
1.519 raeburn 3948: }
3949: return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
1.514 albertel 3950: } elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
3951: return &Apache::lonnet::domain($domain,'description');
1.59 www 3952: } else {
1.60 matthew 3953: return '';
1.59 www 3954: }
3955: }
1.63 www 3956: ##############################################
3957:
3958: =pod
3959:
1.112 bowersj2 3960: =item * &designparm()
1.63 www 3961:
3962: Inputs: $which parameter; $domain (usually will be undef)
3963:
3964: Returns: value of designparamter $which
3965:
3966: =cut
1.112 bowersj2 3967:
1.397 albertel 3968:
1.400 albertel 3969: ##############################################
1.397 albertel 3970: sub designparm {
3971: my ($which,$domain)=@_;
1.258 albertel 3972: if ($env{'browser.blackwhite'} eq 'on') {
1.635 raeburn 3973: if ($which=~/\.(font|alink|vlink|link|textcol)$/) {
1.110 www 3974: return '#000000';
3975: }
1.635 raeburn 3976: if ($which=~/\.(pgbg|sidebg|bgcol)$/) {
1.110 www 3977: return '#FFFFFF';
3978: }
3979: if ($which=~/\.tabbg$/) {
3980: return '#CCCCCC';
3981: }
3982: }
1.397 albertel 3983: if (exists($env{'environment.color.'.$which})) {
1.258 albertel 3984: return $env{'environment.color.'.$which};
1.96 www 3985: }
1.63 www 3986: $domain=&determinedomain($domain);
1.518 albertel 3987: my %domdesign = &get_domainconf($domain);
1.520 raeburn 3988: my $output;
1.517 raeburn 3989: if ($domdesign{$domain.'.'.$which} ne '') {
1.520 raeburn 3990: $output = $domdesign{$domain.'.'.$which};
1.63 www 3991: } else {
1.520 raeburn 3992: $output = $defaultdesign{$which};
3993: }
3994: if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
1.635 raeburn 3995: ($which =~ /login\.(img|logo|domlogo|login)/)) {
1.538 albertel 3996: if ($output =~ m{^/(adm|res)/}) {
3997: if ($output =~ m{^/res/}) {
3998: my $local_name = &Apache::lonnet::filelocation('',$output);
3999: &Apache::lonnet::repcopy($local_name);
4000: }
1.520 raeburn 4001: $output = &lonhttpdurl($output);
4002: }
1.63 www 4003: }
1.520 raeburn 4004: return $output;
1.63 www 4005: }
1.59 www 4006:
1.60 matthew 4007: ###############################################
4008: ###############################################
4009:
4010: =pod
4011:
1.112 bowersj2 4012: =back
4013:
1.549 albertel 4014: =head1 HTML Helpers
1.112 bowersj2 4015:
4016: =over 4
4017:
4018: =item * &bodytag()
1.60 matthew 4019:
4020: Returns a uniform header for LON-CAPA web pages.
4021:
4022: Inputs:
4023:
1.112 bowersj2 4024: =over 4
4025:
4026: =item * $title, A title to be displayed on the page.
4027:
4028: =item * $function, the current role (can be undef).
4029:
4030: =item * $addentries, extra parameters for the <body> tag.
4031:
4032: =item * $bodyonly, if defined, only return the <body> tag.
4033:
4034: =item * $domain, if defined, force a given domain.
4035:
4036: =item * $forcereg, if page should register as content page (relevant for
1.86 www 4037: text interface only)
1.60 matthew 4038:
1.326 albertel 4039: =item * $customtitle, alternate text to use instead of $title
4040: in the title box that appears, this text
4041: is not auto translated like the $title is
1.309 albertel 4042:
4043: =item * $notopbar, if true, keep the 'what is this' info but remove the
4044: navigational links
1.317 albertel 4045:
1.338 albertel 4046: =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
4047:
4048: =item * $notitle, if true keep the nav controls, but remove the title bar
4049:
1.361 albertel 4050: =item * $no_inline_link, if true and in remote mode, don't show the
4051: 'Switch To Inline Menu' link
4052:
1.460 albertel 4053: =item * $args, optional argument valid values are
4054: no_auto_mt_title -> prevents &mt()ing the title arg
1.562 albertel 4055: inherit_jsmath -> when creating popup window in a page,
4056: should it have jsmath forced on by the
4057: current page
1.460 albertel 4058:
1.112 bowersj2 4059: =back
4060:
1.60 matthew 4061: Returns: A uniform header for LON-CAPA web pages.
4062: If $bodyonly is nonzero, a string containing a <body> tag will be returned.
4063: If $bodyonly is undef or zero, an html string containing a <body> tag and
4064: other decorations will be returned.
4065:
4066: =cut
4067:
1.54 www 4068: sub bodytag {
1.309 albertel 4069: my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
1.460 albertel 4070: $notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
1.339 albertel 4071:
1.460 albertel 4072: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
1.339 albertel 4073:
1.183 matthew 4074: $function = &get_users_function() if (!$function);
1.339 albertel 4075: my $img = &designparm($function.'.img',$domain);
4076: my $font = &designparm($function.'.font',$domain);
4077: my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain);
4078:
4079: my %design = ( 'style' => 'margin-top: 0px',
1.535 albertel 4080: 'bgcolor' => $pgbg,
1.339 albertel 4081: 'text' => $font,
4082: 'alink' => &designparm($function.'.alink',$domain),
4083: 'vlink' => &designparm($function.'.vlink',$domain),
4084: 'link' => &designparm($function.'.link',$domain),);
1.438 albertel 4085: @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
1.339 albertel 4086:
1.63 www 4087: # role and realm
1.378 raeburn 4088: my ($role,$realm) = split(/\./,$env{'request.role'},2);
4089: if ($role eq 'ca') {
1.479 albertel 4090: my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
1.500 albertel 4091: $realm = &plainname($rname,$rdom);
1.378 raeburn 4092: }
1.55 www 4093: # realm
1.258 albertel 4094: if ($env{'request.course.id'}) {
1.378 raeburn 4095: if ($env{'request.role'} !~ /^cr/) {
4096: $role = &Apache::lonnet::plaintext($role,&course_type());
4097: }
1.359 albertel 4098: $realm = $env{'course.'.$env{'request.course.id'}.'.description'};
1.378 raeburn 4099: } else {
4100: $role = &Apache::lonnet::plaintext($role);
1.54 www 4101: }
1.433 albertel 4102:
1.359 albertel 4103: if (!$realm) { $realm=' '; }
1.55 www 4104: # Set messages
1.60 matthew 4105: my $messages=&domainlogo($domain);
1.330 albertel 4106:
1.438 albertel 4107: my $extra_body_attr = &make_attr_string($forcereg,\%design);
1.329 albertel 4108:
1.101 www 4109: # construct main body tag
1.359 albertel 4110: my $bodytag = "<body $extra_body_attr>".
1.562 albertel 4111: &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
1.252 albertel 4112:
1.530 albertel 4113: if ($bodyonly) {
1.60 matthew 4114: return $bodytag;
1.258 albertel 4115: } elsif ($env{'browser.interface'} eq 'textual') {
1.95 www 4116: # Accessibility
1.224 raeburn 4117:
1.337 albertel 4118: $bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
1.338 albertel 4119: if (!$notitle) {
1.337 albertel 4120: $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
4121: }
4122: return $bodytag;
1.359 albertel 4123: }
4124:
1.410 albertel 4125: my $name = &plainname($env{'user.name'},$env{'user.domain'});
1.433 albertel 4126: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
4127: undef($role);
1.434 albertel 4128: } else {
4129: $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
1.433 albertel 4130: }
1.359 albertel 4131:
4132: my $roleinfo=(<<ENDROLE);
4133: <td class="LC_title_bar_who">
4134: <div class="LC_title_bar_name">
1.410 albertel 4135: $name
1.361 albertel 4136:
1.359 albertel 4137: </div>
4138: <div class="LC_title_bar_role">
1.361 albertel 4139: $role
1.359 albertel 4140: </div>
4141: <div class="LC_title_bar_realm">
1.361 albertel 4142: $realm
1.359 albertel 4143: </div>
1.206 albertel 4144: </td>
4145: ENDROLE
1.235 raeburn 4146:
1.359 albertel 4147: my $titleinfo = '<span class="LC_title_bar_title">'.$title.'</span>';
4148: if ($customtitle) {
4149: $titleinfo = $customtitle;
4150: }
4151: #
4152: # Extra info if you are the DC
4153: my $dc_info = '';
4154: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
4155: $env{'course.'.$env{'request.course.id'}.
4156: '.domain'}.'/'})) {
4157: my $cid = $env{'request.course.id'};
4158: $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
1.380 www 4159: $dc_info =~ s/\s+$//;
1.359 albertel 4160: $dc_info = '('.$dc_info.')';
4161: }
4162:
1.644 www 4163: if (($env{'environment.remote'} eq 'off') || ($args->{'suppress_header_logos'})) {
1.359 albertel 4164: # No Remote
1.258 albertel 4165: if ($env{'request.state'} eq 'construct') {
1.359 albertel 4166: $forcereg=1;
4167: }
4168:
4169: if (!$customtitle && $env{'request.state'} eq 'construct') {
4170: # this is for resources; directories have customtitle, and crumbs
4171: # and select recent are created in lonpubdir.pm
1.229 albertel 4172: my ($uname,$thisdisfn)=
1.258 albertel 4173: ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
1.229 albertel 4174: my $formaction='/priv/'.$uname.'/'.$thisdisfn;
4175: $formaction=~s/\/+/\//g;
4176:
1.359 albertel 4177: my $parentpath = '';
4178: my $lastitem = '';
4179: if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
4180: $parentpath = $1;
4181: $lastitem = $2;
4182: } else {
4183: $lastitem = $thisdisfn;
4184: }
4185: $titleinfo =
1.640 bisitz 4186: &Apache::loncommon::help_open_menu('','',3,'Authoring')
4187: .'<b>'.&mt('Construction Space').'</b>: '
4188: .'<form name="dirs" method="post" action="'.$formaction
1.359 albertel 4189: .'" target="_top"><tt><b>'
4190: .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<font size=\"+1\">$lastitem</font></b></tt><br />"
4191: .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
4192: .'</form>'
4193: .&Apache::lonmenu::constspaceform();
1.235 raeburn 4194: }
1.359 albertel 4195:
1.337 albertel 4196: my $titletable;
1.338 albertel 4197: if (!$notitle) {
1.337 albertel 4198: $titletable =
1.359 albertel 4199: '<table id="LC_title_bar">'.
4200: "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
4201: '</tr></table>';
1.337 albertel 4202: }
1.359 albertel 4203: if ($notopbar) {
4204: $bodytag .= $titletable;
4205: } else {
4206: if ($env{'request.state'} eq 'construct') {
1.337 albertel 4207: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
4208: $titletable);
1.272 raeburn 4209: } else {
1.336 albertel 4210: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
1.359 albertel 4211: $titletable;
1.272 raeburn 4212: }
1.235 raeburn 4213: }
4214: return $bodytag;
1.94 www 4215: }
1.95 www 4216:
1.93 www 4217: #
1.95 www 4218: # Top frame rendering, Remote is up
1.93 www 4219: #
1.359 albertel 4220:
1.517 raeburn 4221: my $imgsrc = $img;
4222: if ($img =~ /^\/adm/) {
1.575 albertel 4223: $imgsrc = &lonhttpdurl($img);
1.517 raeburn 4224: }
4225: my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
1.359 albertel 4226:
1.305 www 4227: # Explicit link to get inline menu
1.361 albertel 4228: my $menu= ($no_inline_link?''
4229: :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
1.245 matthew 4230: #
1.338 albertel 4231: if ($notitle) {
1.337 albertel 4232: return $bodytag;
4233: }
1.94 www 4234: return(<<ENDBODY);
1.60 matthew 4235: $bodytag
1.359 albertel 4236: <table id="LC_title_bar" class="LC_with_remote">
1.368 albertel 4237: <tr><td class="LC_title_bar_role_logo">$upperleft</td>
1.359 albertel 4238: <td class="LC_title_bar_domain_logo">$messages </td>
1.54 www 4239: </tr>
1.359 albertel 4240: <tr><td>$titleinfo $dc_info $menu</td>
4241: $roleinfo
1.368 albertel 4242: </tr>
1.356 albertel 4243: </table>
1.54 www 4244: ENDBODY
1.182 matthew 4245: }
4246:
1.330 albertel 4247: sub make_attr_string {
4248: my ($register,$attr_ref) = @_;
4249:
4250: if ($attr_ref && !ref($attr_ref)) {
4251: die("addentries Must be a hash ref ".
4252: join(':',caller(1))." ".
4253: join(':',caller(0))." ");
4254: }
4255:
4256: if ($register) {
1.339 albertel 4257: my ($on_load,$on_unload);
4258: foreach my $key (keys(%{$attr_ref})) {
4259: if (lc($key) eq 'onload') {
4260: $on_load.=$attr_ref->{$key}.';';
4261: delete($attr_ref->{$key});
4262:
4263: } elsif (lc($key) eq 'onunload') {
4264: $on_unload.=$attr_ref->{$key}.';';
4265: delete($attr_ref->{$key});
4266: }
4267: }
4268: $attr_ref->{'onload'} =
4269: &Apache::lonmenu::loadevents(). $on_load;
4270: $attr_ref->{'onunload'}=
4271: &Apache::lonmenu::unloadevents().$on_unload;
4272: }
4273:
4274: # Accessibility font enhance
4275: if ($env{'browser.fontenhance'} eq 'on') {
4276: my $style;
4277: foreach my $key (keys(%{$attr_ref})) {
4278: if (lc($key) eq 'style') {
4279: $style.=$attr_ref->{$key}.';';
4280: delete($attr_ref->{$key});
4281: }
4282: }
4283: $attr_ref->{'style'}=$style.'; font-size: x-large;';
1.330 albertel 4284: }
1.339 albertel 4285:
4286: if ($env{'browser.blackwhite'} eq 'on') {
4287: delete($attr_ref->{'font'});
4288: delete($attr_ref->{'link'});
4289: delete($attr_ref->{'alink'});
4290: delete($attr_ref->{'vlink'});
4291: delete($attr_ref->{'bgcolor'});
4292: delete($attr_ref->{'background'});
4293: }
4294:
1.330 albertel 4295: my $attr_string;
4296: foreach my $attr (keys(%$attr_ref)) {
4297: $attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
4298: }
4299: return $attr_string;
4300: }
4301:
4302:
1.182 matthew 4303: ###############################################
1.251 albertel 4304: ###############################################
4305:
4306: =pod
4307:
4308: =item * &endbodytag()
4309:
4310: Returns a uniform footer for LON-CAPA web pages.
4311:
1.635 raeburn 4312: Inputs: 1 - optional reference to an args hash
4313: If in the hash, key for noredirectlink has a value which evaluates to true,
4314: a 'Continue' link is not displayed if the page contains an
4315: internal redirect in the <head></head> section,
4316: i.e., $env{'internal.head.redirect'} exists
1.251 albertel 4317:
4318: =cut
4319:
4320: sub endbodytag {
1.635 raeburn 4321: my ($args) = @_;
1.251 albertel 4322: my $endbodytag='</body>';
1.269 albertel 4323: $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
1.315 albertel 4324: if ( exists( $env{'internal.head.redirect'} ) ) {
1.635 raeburn 4325: if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
4326: $endbodytag=
4327: "<br /><a href=\"$env{'internal.head.redirect'}\">".
4328: &mt('Continue').'</a>'.
4329: $endbodytag;
4330: }
1.315 albertel 4331: }
1.251 albertel 4332: return $endbodytag;
4333: }
4334:
1.352 albertel 4335: =pod
4336:
4337: =item * &standard_css()
4338:
4339: Returns a style sheet
4340:
4341: Inputs: (all optional)
4342: domain -> force to color decorate a page for a specific
4343: domain
4344: function -> force usage of a specific rolish color scheme
4345: bgcolor -> override the default page bgcolor
4346:
4347: =cut
4348:
1.343 albertel 4349: sub standard_css {
1.345 albertel 4350: my ($function,$domain,$bgcolor) = @_;
1.352 albertel 4351: $function = &get_users_function() if (!$function);
4352: my $img = &designparm($function.'.img', $domain);
4353: my $tabbg = &designparm($function.'.tabbg', $domain);
4354: my $font = &designparm($function.'.font', $domain);
1.345 albertel 4355: my $sidebg = &designparm($function.'.sidebg',$domain);
1.382 albertel 4356: my $pgbg_or_bgcolor =
4357: $bgcolor ||
1.352 albertel 4358: &designparm($function.'.pgbg', $domain);
1.382 albertel 4359: my $pgbg = &designparm($function.'.pgbg', $domain);
1.352 albertel 4360: my $alink = &designparm($function.'.alink', $domain);
4361: my $vlink = &designparm($function.'.vlink', $domain);
4362: my $link = &designparm($function.'.link', $domain);
4363:
1.602 albertel 4364: my $sans = 'Verdana,Arial,Helvetica,sans-serif';
1.395 albertel 4365: my $mono = 'monospace';
1.352 albertel 4366: my $data_table_head = $tabbg;
4367: my $data_table_light = '#EEEEEE';
1.470 banghart 4368: my $data_table_dark = '#DDDDDD';
4369: my $data_table_darker = '#CCCCCC';
1.349 albertel 4370: my $data_table_highlight = '#FFFF00';
1.352 albertel 4371: my $mail_new = '#FFBB77';
4372: my $mail_new_hover = '#DD9955';
4373: my $mail_read = '#BBBB77';
4374: my $mail_read_hover = '#999944';
4375: my $mail_replied = '#AAAA88';
4376: my $mail_replied_hover = '#888855';
4377: my $mail_other = '#99BBBB';
4378: my $mail_other_hover = '#669999';
1.391 albertel 4379: my $table_header = '#DDDDDD';
1.489 raeburn 4380: my $feedback_link_bg = '#BBBBBB';
1.392 albertel 4381:
1.608 albertel 4382: my $border = ($env{'browser.type'} eq 'explorer' ||
4383: $env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'
4384: : '0px 3px 0px 4px';
1.448 albertel 4385:
1.523 albertel 4386:
1.343 albertel 4387: return <<END;
1.345 albertel 4388: h1, h2, h3, th { font-family: $sans }
1.343 albertel 4389: a:focus { color: red; background: yellow }
1.510 albertel 4390: table.thinborder,
1.523 albertel 4391:
1.510 albertel 4392: table.thinborder tr th {
4393: border-style: solid;
4394: border-width: 1px;
4395: background: $tabbg;
4396: }
1.523 albertel 4397: table.thinborder tr td {
1.510 albertel 4398: border-style: solid;
4399: border-width: 1px
4400: }
1.426 albertel 4401:
1.343 albertel 4402: form, .inline { display: inline; }
4403: .center { text-align: center; }
1.593 albertel 4404: .LC_filename {font-family: $mono; white-space:pre;}
1.350 albertel 4405: .LC_error {
4406: color: red;
4407: font-size: larger;
4408: }
1.457 albertel 4409: .LC_warning,
4410: .LC_diff_removed {
1.394 albertel 4411: color: red;
4412: }
1.532 albertel 4413:
4414: .LC_info,
1.457 albertel 4415: .LC_success,
4416: .LC_diff_added {
1.350 albertel 4417: color: green;
4418: }
1.543 albertel 4419: .LC_unknown {
4420: color: yellow;
4421: }
4422:
1.440 albertel 4423: .LC_icon {
4424: border: 0px;
4425: }
1.539 albertel 4426: .LC_indexer_icon {
4427: border: 0px;
4428: height: 22px;
4429: }
1.543 albertel 4430: .LC_docs_spacer {
4431: width: 25px;
4432: height: 1px;
4433: border: 0px;
4434: }
1.346 albertel 4435:
1.532 albertel 4436: .LC_internal_info {
4437: color: #999;
4438: }
4439:
1.458 albertel 4440: table.LC_pastsubmission {
4441: border: 1px solid black;
4442: margin: 2px;
4443: }
4444:
1.606 albertel 4445: table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
1.345 albertel 4446: width: 100%;
4447: background: $pgbg;
1.392 albertel 4448: border: 2px;
1.402 albertel 4449: border-collapse: separate;
1.403 albertel 4450: padding: 0px;
1.345 albertel 4451: }
1.392 albertel 4452:
1.606 albertel 4453: table#LC_title_bar, table.LC_breadcrumbs,
1.393 albertel 4454: table#LC_title_bar.LC_with_remote {
1.359 albertel 4455: width: 100%;
1.392 albertel 4456: border-color: $pgbg;
4457: border-style: solid;
4458: border-width: $border;
4459:
1.379 albertel 4460: background: $pgbg;
4461: font-family: $sans;
1.392 albertel 4462: border-collapse: collapse;
1.403 albertel 4463: padding: 0px;
1.359 albertel 4464: }
1.392 albertel 4465:
1.409 albertel 4466: table.LC_docs_path {
4467: width: 100%;
4468: border: 0;
4469: background: $pgbg;
4470: font-family: $sans;
4471: border-collapse: collapse;
4472: padding: 0px;
4473: }
4474:
1.359 albertel 4475: table#LC_title_bar td {
4476: background: $tabbg;
4477: }
4478: table#LC_title_bar td.LC_title_bar_who {
4479: background: $tabbg;
4480: color: $font;
1.427 albertel 4481: font: small $sans;
1.359 albertel 4482: text-align: right;
4483: }
1.469 banghart 4484: span.LC_metadata {
4485: font-family: $sans;
4486: }
1.359 albertel 4487: span.LC_title_bar_title {
1.416 albertel 4488: font: bold x-large $sans;
1.359 albertel 4489: }
4490: table#LC_title_bar td.LC_title_bar_domain_logo {
4491: background: $sidebg;
4492: text-align: right;
1.368 albertel 4493: padding: 0px;
4494: }
4495: table#LC_title_bar td.LC_title_bar_role_logo {
4496: background: $sidebg;
4497: padding: 0px;
1.359 albertel 4498: }
4499:
1.346 albertel 4500: table#LC_menubuttons_mainmenu {
1.526 www 4501: width: 100%;
1.346 albertel 4502: border: 0px;
4503: border-spacing: 1px;
1.372 albertel 4504: padding: 0px 1px;
1.346 albertel 4505: margin: 0px;
4506: border-collapse: separate;
4507: }
4508: table#LC_menubuttons img, table#LC_menubuttons_mainmenu img {
4509: border: 0px;
4510: }
1.345 albertel 4511: table#LC_top_nav td {
4512: background: $tabbg;
1.392 albertel 4513: border: 0px;
1.407 albertel 4514: font-size: small;
1.345 albertel 4515: }
4516: table#LC_top_nav td a, div#LC_top_nav a {
4517: color: $font;
4518: font-family: $sans;
4519: }
1.364 albertel 4520: table#LC_top_nav td.LC_top_nav_logo {
4521: background: $tabbg;
1.432 albertel 4522: text-align: left;
1.408 albertel 4523: white-space: nowrap;
1.432 albertel 4524: width: 31px;
1.408 albertel 4525: }
4526: table#LC_top_nav td.LC_top_nav_logo img {
1.432 albertel 4527: border: 0px;
1.408 albertel 4528: vertical-align: bottom;
1.364 albertel 4529: }
1.432 albertel 4530: table#LC_top_nav td.LC_top_nav_exit,
4531: table#LC_top_nav td.LC_top_nav_help {
4532: width: 2.0em;
4533: }
1.442 albertel 4534: table#LC_top_nav td.LC_top_nav_login {
4535: width: 4.0em;
4536: text-align: center;
4537: }
1.409 albertel 4538: table.LC_breadcrumbs td, table.LC_docs_path td {
1.357 albertel 4539: background: $tabbg;
4540: color: $font;
4541: font-family: $sans;
1.358 albertel 4542: font-size: smaller;
1.357 albertel 4543: }
1.411 albertel 4544: table.LC_breadcrumbs td.LC_breadcrumbs_component,
1.409 albertel 4545: table.LC_docs_path td.LC_docs_path_component {
1.357 albertel 4546: background: $tabbg;
4547: color: $font;
4548: font-family: $sans;
4549: font-size: larger;
4550: text-align: right;
4551: }
1.383 albertel 4552: td.LC_table_cell_checkbox {
4553: text-align: center;
4554: }
4555:
1.522 albertel 4556: table#LC_mainmenu td.LC_mainmenu_column {
4557: vertical-align: top;
4558: }
4559:
1.346 albertel 4560: .LC_menubuttons_inline_text {
4561: color: $font;
4562: font-family: $sans;
4563: font-size: smaller;
4564: }
4565:
1.526 www 4566: .LC_menubuttons_link {
4567: text-decoration: none;
4568: }
4569:
1.522 albertel 4570: .LC_menubuttons_category {
1.521 www 4571: color: $font;
1.526 www 4572: background: $pgbg;
1.521 www 4573: font-family: $sans;
4574: font-size: larger;
4575: font-weight: bold;
4576: }
4577:
1.346 albertel 4578: td.LC_menubuttons_text {
1.526 www 4579: width: 90%;
1.346 albertel 4580: color: $font;
4581: font-family: $sans;
4582: }
1.526 www 4583:
1.346 albertel 4584: td.LC_menubuttons_img {
4585: }
1.526 www 4586:
1.346 albertel 4587: .LC_current_location {
4588: font-family: $sans;
4589: background: $tabbg;
4590: }
4591: .LC_new_mail {
4592: font-family: $sans;
1.634 www 4593: background: $tabbg;
1.346 albertel 4594: font-weight: bold;
4595: }
1.347 albertel 4596:
1.526 www 4597: .LC_rolesmenu_is {
4598: font-family: $sans;
4599: }
4600:
4601: .LC_rolesmenu_selected {
4602: font-family: $sans;
4603: }
4604:
4605: .LC_rolesmenu_future {
4606: font-family: $sans;
4607: }
4608:
4609:
4610: .LC_rolesmenu_will {
4611: font-family: $sans;
4612: }
4613:
4614: .LC_rolesmenu_will_not {
4615: font-family: $sans;
4616: }
4617:
4618: .LC_rolesmenu_expired {
4619: font-family: $sans;
4620: }
4621:
4622: .LC_rolesinfo {
4623: font-family: $sans;
4624: }
4625:
1.527 www 4626: .LC_dropadd_labeltext {
4627: font-family: $sans;
4628: text-align: right;
4629: }
4630:
4631: .LC_preferences_labeltext {
4632: font-family: $sans;
4633: text-align: right;
4634: }
4635:
1.666 raeburn 4636: .LC_roleslog_note {
4637: font-size: smaller;
4638: }
4639:
1.440 albertel 4640: table.LC_aboutme_port {
4641: border: 0px;
4642: border-collapse: collapse;
4643: border-spacing: 0px;
4644: }
1.349 albertel 4645: table.LC_data_table, table.LC_mail_list {
1.347 albertel 4646: border: 1px solid #000000;
1.402 albertel 4647: border-collapse: separate;
1.426 albertel 4648: border-spacing: 1px;
1.610 albertel 4649: background: $pgbg;
1.347 albertel 4650: }
1.422 albertel 4651: .LC_data_table_dense {
4652: font-size: small;
4653: }
1.507 raeburn 4654: table.LC_nested_outer {
4655: border: 1px solid #000000;
1.589 raeburn 4656: border-collapse: collapse;
1.507 raeburn 4657: border-spacing: 0px;
4658: width: 100%;
4659: }
4660: table.LC_nested {
4661: border: 0px;
1.589 raeburn 4662: border-collapse: collapse;
1.507 raeburn 4663: border-spacing: 0px;
4664: width: 100%;
4665: }
1.523 albertel 4666: table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
4667: table.LC_prior_tries tr th {
1.349 albertel 4668: font-weight: bold;
4669: background-color: $data_table_head;
1.421 albertel 4670: font-size: smaller;
1.347 albertel 4671: }
1.610 albertel 4672: table.LC_data_table tr.LC_odd_row > td,
1.440 albertel 4673: table.LC_aboutme_port tr td {
1.349 albertel 4674: background-color: $data_table_light;
1.425 albertel 4675: padding: 2px;
1.347 albertel 4676: }
1.610 albertel 4677: table.LC_data_table tr.LC_even_row > td,
1.440 albertel 4678: table.LC_aboutme_port tr.LC_even_row td {
1.349 albertel 4679: background-color: $data_table_dark;
1.347 albertel 4680: }
1.425 albertel 4681: table.LC_data_table tr.LC_data_table_highlight td {
4682: background-color: $data_table_darker;
4683: }
1.639 raeburn 4684: table.LC_data_table tr td.LC_leftcol_header {
4685: background-color: $data_table_head;
4686: font-weight: bold;
4687: }
1.451 albertel 4688: table.LC_data_table tr.LC_empty_row td,
1.507 raeburn 4689: table.LC_nested tr.LC_empty_row td {
1.347 albertel 4690: background-color: #FFFFFF;
1.421 albertel 4691: font-weight: bold;
4692: font-style: italic;
4693: text-align: center;
4694: padding: 8px;
1.347 albertel 4695: }
1.507 raeburn 4696: table.LC_nested tr.LC_empty_row td {
1.465 albertel 4697: padding: 4ex
4698: }
1.507 raeburn 4699: table.LC_nested_outer tr th {
4700: font-weight: bold;
4701: background-color: $data_table_head;
4702: font-size: smaller;
4703: border-bottom: 1px solid #000000;
4704: }
4705: table.LC_nested_outer tr td.LC_subheader {
4706: background-color: $data_table_head;
4707: font-weight: bold;
4708: font-size: small;
4709: border-bottom: 1px solid #000000;
4710: text-align: right;
1.451 albertel 4711: }
1.507 raeburn 4712: table.LC_nested tr.LC_info_row td {
1.451 albertel 4713: background-color: #CCC;
4714: font-weight: bold;
4715: font-size: small;
1.507 raeburn 4716: text-align: center;
4717: }
1.589 raeburn 4718: table.LC_nested tr.LC_info_row td.LC_left_item,
4719: table.LC_nested_outer tr th.LC_left_item {
1.507 raeburn 4720: text-align: left;
1.451 albertel 4721: }
1.507 raeburn 4722: table.LC_nested td {
1.451 albertel 4723: background-color: #FFF;
4724: font-size: small;
1.507 raeburn 4725: }
4726: table.LC_nested_outer tr th.LC_right_item,
4727: table.LC_nested tr.LC_info_row td.LC_right_item,
4728: table.LC_nested tr.LC_odd_row td.LC_right_item,
4729: table.LC_nested tr td.LC_right_item {
1.451 albertel 4730: text-align: right;
4731: }
4732:
1.507 raeburn 4733: table.LC_nested tr.LC_odd_row td {
1.451 albertel 4734: background-color: #EEE;
4735: }
4736:
1.473 raeburn 4737: table.LC_createuser {
4738: }
4739:
4740: table.LC_createuser tr.LC_section_row td {
4741: font-size: smaller;
4742: }
4743:
4744: table.LC_createuser tr.LC_info_row td {
4745: background-color: #CCC;
4746: font-weight: bold;
4747: text-align: center;
4748: }
4749:
1.349 albertel 4750: table.LC_calendar {
4751: border: 1px solid #000000;
4752: border-collapse: collapse;
4753: }
4754: table.LC_calendar_pickdate {
4755: font-size: xx-small;
4756: }
4757: table.LC_calendar tr td {
4758: border: 1px solid #000000;
4759: vertical-align: top;
4760: }
4761: table.LC_calendar tr td.LC_calendar_day_empty {
4762: background-color: $data_table_dark;
4763: }
4764: table.LC_calendar tr td.LC_calendar_day_current {
4765: background-color: $data_table_highlight;
4766: }
4767:
4768: table.LC_mail_list tr.LC_mail_new {
4769: background-color: $mail_new;
4770: }
4771: table.LC_mail_list tr.LC_mail_new:hover {
4772: background-color: $mail_new_hover;
4773: }
4774: table.LC_mail_list tr.LC_mail_read {
4775: background-color: $mail_read;
4776: }
4777: table.LC_mail_list tr.LC_mail_read:hover {
4778: background-color: $mail_read_hover;
4779: }
4780: table.LC_mail_list tr.LC_mail_replied {
4781: background-color: $mail_replied;
4782: }
4783: table.LC_mail_list tr.LC_mail_replied:hover {
4784: background-color: $mail_replied_hover;
4785: }
4786: table.LC_mail_list tr.LC_mail_other {
4787: background-color: $mail_other;
4788: }
4789: table.LC_mail_list tr.LC_mail_other:hover {
4790: background-color: $mail_other_hover;
4791: }
1.494 raeburn 4792: table.LC_mail_list tr.LC_mail_even {
4793: }
4794: table.LC_mail_list tr.LC_mail_odd {
4795: }
4796:
1.385 albertel 4797:
1.386 albertel 4798: table#LC_portfolio_actions {
4799: width: auto;
4800: background: $pgbg;
4801: border: 0px;
4802: border-spacing: 2px 2px;
4803: padding: 0px;
4804: margin: 0px;
4805: border-collapse: separate;
4806: }
4807: table#LC_portfolio_actions td.LC_label {
4808: background: $tabbg;
4809: text-align: right;
4810: }
4811: table#LC_portfolio_actions td.LC_value {
4812: background: $tabbg;
4813: }
1.385 albertel 4814:
1.391 albertel 4815: table#LC_cstr_controls {
4816: width: 100%;
4817: border-collapse: collapse;
4818: }
4819: table#LC_cstr_controls tr td {
4820: border: 4px solid $pgbg;
4821: padding: 4px;
4822: text-align: center;
4823: background: $tabbg;
4824: }
4825: table#LC_cstr_controls tr th {
4826: border: 4px solid $pgbg;
4827: background: $table_header;
4828: text-align: center;
4829: font-family: $sans;
4830: font-size: smaller;
4831: }
4832:
1.389 albertel 4833: table#LC_browser {
4834:
4835: }
4836: table#LC_browser tr th {
1.391 albertel 4837: background: $table_header;
1.389 albertel 4838: }
1.390 albertel 4839: table#LC_browser tr td {
4840: padding: 2px;
4841: }
1.389 albertel 4842: table#LC_browser tr.LC_browser_file,
4843: table#LC_browser tr.LC_browser_file_published {
4844: background: #CCFF88;
4845: }
4846: table#LC_browser tr.LC_browser_file_locked,
4847: table#LC_browser tr.LC_browser_file_unpublished {
4848: background: #FFAA99;
1.387 albertel 4849: }
1.389 albertel 4850: table#LC_browser tr.LC_browser_file_obsolete {
4851: background: #AAAAAA;
1.387 albertel 4852: }
1.455 albertel 4853: table#LC_browser tr.LC_browser_file_modified,
4854: table#LC_browser tr.LC_browser_file_metamodified {
1.389 albertel 4855: background: #FFFF77;
1.387 albertel 4856: }
1.389 albertel 4857: table#LC_browser tr.LC_browser_folder {
4858: background: #CCCCFF;
1.387 albertel 4859: }
1.388 albertel 4860: span.LC_current_location {
4861: font-size: x-large;
4862: background: $pgbg;
4863: }
1.387 albertel 4864:
1.395 albertel 4865: span.LC_parm_menu_item {
4866: font-size: larger;
4867: font-family: $sans;
4868: }
4869: span.LC_parm_scope_all {
4870: color: red;
4871: }
4872: span.LC_parm_scope_folder {
4873: color: green;
4874: }
4875: span.LC_parm_scope_resource {
4876: color: orange;
4877: }
4878: span.LC_parm_part {
4879: color: blue;
4880: }
4881: span.LC_parm_folder, span.LC_parm_symb {
4882: font-size: x-small;
4883: font-family: $mono;
4884: color: #AAAAAA;
4885: }
4886:
1.396 albertel 4887: td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
4888: td.LC_parm_overview_parm_selectors, td.LC_parm_overview_parm_restrictions {
4889: border: 1px solid black;
4890: border-collapse: collapse;
4891: }
4892: table.LC_parm_overview_restrictions td {
4893: border-width: 1px 4px 1px 4px;
4894: border-style: solid;
4895: border-color: $pgbg;
4896: text-align: center;
4897: }
4898: table.LC_parm_overview_restrictions th {
4899: background: $tabbg;
4900: border-width: 1px 4px 1px 4px;
4901: border-style: solid;
4902: border-color: $pgbg;
4903: }
1.398 albertel 4904: table#LC_helpmenu {
4905: border: 0px;
4906: height: 55px;
4907: border-spacing: 0px;
4908: }
4909:
4910: table#LC_helpmenu fieldset legend {
4911: font-size: larger;
4912: font-weight: bold;
4913: }
1.397 albertel 4914: table#LC_helpmenu_links {
4915: width: 100%;
4916: border: 1px solid black;
4917: background: $pgbg;
4918: padding: 0px;
4919: border-spacing: 1px;
4920: }
4921: table#LC_helpmenu_links tr td {
4922: padding: 1px;
4923: background: $tabbg;
1.399 albertel 4924: text-align: center;
4925: font-weight: bold;
1.397 albertel 4926: }
1.396 albertel 4927:
1.397 albertel 4928: table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
4929: table#LC_helpmenu_links a:active {
4930: text-decoration: none;
4931: color: $font;
4932: }
4933: table#LC_helpmenu_links a:hover {
4934: text-decoration: underline;
4935: color: $vlink;
4936: }
1.396 albertel 4937:
1.417 albertel 4938: .LC_chrt_popup_exists {
4939: border: 1px solid #339933;
4940: margin: -1px;
4941: }
4942: .LC_chrt_popup_up {
4943: border: 1px solid yellow;
4944: margin: -1px;
4945: }
4946: .LC_chrt_popup {
4947: border: 1px solid #8888FF;
4948: background: #CCCCFF;
4949: }
1.421 albertel 4950: table.LC_pick_box {
4951: border-collapse: separate;
4952: background: white;
4953: border: 1px solid black;
4954: border-spacing: 1px;
4955: }
4956: table.LC_pick_box td.LC_pick_box_title {
4957: background: $tabbg;
4958: font-weight: bold;
4959: text-align: right;
4960: width: 184px;
4961: padding: 8px;
4962: }
1.645 raeburn 4963: table.LC_pick_box td.LC_selfenroll_pick_box_title {
4964: background: $tabbg;
4965: font-weight: bold;
4966: text-align: right;
4967: width: 350px;
4968: padding: 8px;
4969: }
4970:
1.579 raeburn 4971: table.LC_pick_box td.LC_pick_box_value {
4972: text-align: left;
4973: padding: 8px;
4974: }
4975: table.LC_pick_box td.LC_pick_box_select {
4976: text-align: left;
4977: padding: 8px;
4978: }
1.424 albertel 4979: table.LC_pick_box td.LC_pick_box_separator {
1.421 albertel 4980: padding: 0px;
4981: height: 1px;
4982: background: black;
4983: }
4984: table.LC_pick_box td.LC_pick_box_submit {
4985: text-align: right;
4986: }
1.579 raeburn 4987: table.LC_pick_box td.LC_evenrow_value {
4988: text-align: left;
4989: padding: 8px;
4990: background-color: $data_table_light;
4991: }
4992: table.LC_pick_box td.LC_oddrow_value {
4993: text-align: left;
4994: padding: 8px;
4995: background-color: $data_table_light;
4996: }
4997: table.LC_helpform_receipt {
4998: width: 620px;
4999: border-collapse: separate;
5000: background: white;
5001: border: 1px solid black;
5002: border-spacing: 1px;
5003: }
5004: table.LC_helpform_receipt td.LC_pick_box_title {
5005: background: $tabbg;
5006: font-weight: bold;
5007: text-align: right;
5008: width: 184px;
5009: padding: 8px;
5010: }
5011: table.LC_helpform_receipt td.LC_evenrow_value {
5012: text-align: left;
5013: padding: 8px;
5014: background-color: $data_table_light;
5015: }
5016: table.LC_helpform_receipt td.LC_oddrow_value {
5017: text-align: left;
5018: padding: 8px;
5019: background-color: $data_table_light;
5020: }
5021: table.LC_helpform_receipt td.LC_pick_box_separator {
5022: padding: 0px;
5023: height: 1px;
5024: background: black;
5025: }
5026: span.LC_helpform_receipt_cat {
5027: font-weight: bold;
5028: }
1.424 albertel 5029: table.LC_group_priv_box {
5030: background: white;
5031: border: 1px solid black;
5032: border-spacing: 1px;
5033: }
5034: table.LC_group_priv_box td.LC_pick_box_title {
5035: background: $tabbg;
5036: font-weight: bold;
5037: text-align: right;
5038: width: 184px;
5039: }
5040: table.LC_group_priv_box td.LC_groups_fixed {
5041: background: $data_table_light;
5042: text-align: center;
5043: }
5044: table.LC_group_priv_box td.LC_groups_optional {
5045: background: $data_table_dark;
5046: text-align: center;
5047: }
5048: table.LC_group_priv_box td.LC_groups_functionality {
5049: background: $data_table_darker;
5050: text-align: center;
5051: font-weight: bold;
5052: }
5053: table.LC_group_priv td {
5054: text-align: left;
5055: padding: 0px;
5056: }
5057:
1.421 albertel 5058: table.LC_notify_front_page {
5059: background: white;
5060: border: 1px solid black;
5061: padding: 8px;
5062: }
5063: table.LC_notify_front_page td {
5064: padding: 8px;
5065: }
1.424 albertel 5066: .LC_navbuttons {
5067: margin: 2ex 0ex 2ex 0ex;
5068: }
1.423 albertel 5069: .LC_topic_bar {
5070: font-family: $sans;
5071: font-weight: bold;
5072: width: 100%;
5073: background: $tabbg;
5074: vertical-align: middle;
5075: margin: 2ex 0ex 2ex 0ex;
5076: }
5077: .LC_topic_bar span {
5078: vertical-align: middle;
5079: }
5080: .LC_topic_bar img {
5081: vertical-align: bottom;
5082: }
5083: table.LC_course_group_status {
5084: margin: 20px;
5085: }
5086: table.LC_status_selector td {
5087: vertical-align: top;
5088: text-align: center;
1.424 albertel 5089: padding: 4px;
5090: }
5091: table.LC_descriptive_input td.LC_description {
5092: vertical-align: top;
5093: text-align: right;
5094: font-weight: bold;
1.423 albertel 5095: }
1.599 albertel 5096: div.LC_feedback_link {
1.616 albertel 5097: clear: both;
1.599 albertel 5098: background: white;
5099: width: 100%;
1.489 raeburn 5100: }
5101: span.LC_feedback_link {
1.599 albertel 5102: background: $feedback_link_bg;
5103: font-size: larger;
5104: }
5105: span.LC_message_link {
5106: background: $feedback_link_bg;
5107: font-size: larger;
5108: position: absolute;
5109: right: 1em;
1.489 raeburn 5110: }
1.421 albertel 5111:
1.515 albertel 5112: table.LC_prior_tries {
1.524 albertel 5113: border: 1px solid #000000;
5114: border-collapse: separate;
5115: border-spacing: 1px;
1.515 albertel 5116: }
1.523 albertel 5117:
1.515 albertel 5118: table.LC_prior_tries td {
1.524 albertel 5119: padding: 2px;
1.515 albertel 5120: }
1.523 albertel 5121:
5122: .LC_answer_correct {
5123: background: #AAFFAA;
5124: color: black;
5125: }
5126: .LC_answer_charged_try {
5127: background: #FFAAAA ! important;
5128: color: black;
5129: }
5130: .LC_answer_not_charged_try,
5131: .LC_answer_no_grade,
5132: .LC_answer_late {
5133: background: #FFFFAA;
5134: color: black;
5135: }
5136: .LC_answer_previous {
5137: background: #AAAAFF;
5138: color: black;
5139: }
5140: .LC_answer_no_message {
5141: background: #FFFFFF;
5142: color: black;
5143: }
5144: .LC_answer_unknown {
5145: background: orange;
5146: color: black;
5147: }
5148:
5149:
1.529 albertel 5150: span.LC_prior_numerical,
5151: span.LC_prior_string,
5152: span.LC_prior_custom,
5153: span.LC_prior_reaction,
5154: span.LC_prior_math {
1.523 albertel 5155: font-family: monospace;
5156: white-space: pre;
5157: }
5158:
1.525 albertel 5159: span.LC_prior_string {
5160: font-family: monospace;
5161: white-space: pre;
5162: }
5163:
1.523 albertel 5164: table.LC_prior_option {
5165: width: 100%;
5166: border-collapse: collapse;
5167: }
1.528 albertel 5168: table.LC_prior_rank, table.LC_prior_match {
5169: border-collapse: collapse;
5170: }
5171: table.LC_prior_option tr td,
5172: table.LC_prior_rank tr td,
5173: table.LC_prior_match tr td {
1.524 albertel 5174: border: 1px solid #000000;
1.515 albertel 5175: }
5176:
1.519 raeburn 5177: span.LC_nobreak {
1.544 albertel 5178: white-space: nowrap;
1.519 raeburn 5179: }
5180:
1.576 raeburn 5181: span.LC_cusr_emph {
5182: font-style: italic;
5183: }
5184:
1.633 raeburn 5185: span.LC_cusr_subheading {
5186: font-weight: normal;
5187: font-size: 85%;
5188: }
5189:
1.545 albertel 5190: table.LC_docs_documents {
5191: background: #BBBBBB;
1.547 albertel 5192: border-width: 0px;
1.545 albertel 5193: border-collapse: collapse;
5194: }
5195:
5196: table.LC_docs_documents td.LC_docs_document {
5197: border: 2px solid black;
5198: padding: 4px;
5199: }
5200:
5201: .LC_docs_course_commands div {
5202: float: left;
5203: border: 4px solid #AAAAAA;
5204: padding: 4px;
5205: background: #DDDDCC;
5206: }
5207:
5208: .LC_docs_entry_move {
5209: border: 0px;
5210: border-collapse: collapse;
1.544 albertel 5211: }
5212:
1.545 albertel 5213: .LC_docs_entry_move td {
5214: border: 2px solid #BBBBBB;
5215: background: #DDDDDD;
5216: }
5217:
5218: .LC_docs_editor td.LC_docs_entry_commands {
5219: background: #DDDDDD;
5220: font-size: x-small;
5221: }
1.544 albertel 5222: .LC_docs_copy {
1.545 albertel 5223: color: #000099;
1.544 albertel 5224: }
5225: .LC_docs_cut {
1.545 albertel 5226: color: #550044;
1.544 albertel 5227: }
5228: .LC_docs_rename {
1.545 albertel 5229: color: #009900;
1.544 albertel 5230: }
5231: .LC_docs_remove {
1.545 albertel 5232: color: #990000;
5233: }
5234:
1.547 albertel 5235: .LC_docs_reinit_warn,
5236: .LC_docs_ext_edit {
5237: font-size: x-small;
5238: }
5239:
1.545 albertel 5240: .LC_docs_editor td.LC_docs_entry_title,
5241: .LC_docs_editor td.LC_docs_entry_icon {
5242: background: #FFFFBB;
5243: }
5244: .LC_docs_editor td.LC_docs_entry_parameter {
5245: background: #BBBBFF;
5246: font-size: x-small;
5247: white-space: nowrap;
5248: }
5249:
5250: table.LC_docs_adddocs td,
5251: table.LC_docs_adddocs th {
5252: border: 1px solid #BBBBBB;
5253: padding: 4px;
5254: background: #DDDDDD;
1.543 albertel 5255: }
5256:
1.584 albertel 5257: table.LC_sty_begin {
5258: background: #BBFFBB;
5259: }
5260: table.LC_sty_end {
5261: background: #FFBBBB;
5262: }
5263:
1.589 raeburn 5264: table.LC_double_column {
5265: border-width: 0px;
5266: border-collapse: collapse;
5267: width: 100%;
5268: padding: 2px;
5269: }
5270:
5271: table.LC_double_column tr td.LC_left_col {
1.590 raeburn 5272: top: 2px;
1.589 raeburn 5273: left: 2px;
5274: width: 47%;
5275: vertical-align: top;
5276: }
5277:
5278: table.LC_double_column tr td.LC_right_col {
5279: top: 2px;
5280: right: 2px;
5281: width: 47%;
5282: vertical-align: top;
5283: }
5284:
1.594 raeburn 5285: span.LC_role_level {
5286: font-weight: bold;
5287: }
5288:
1.591 raeburn 5289: div.LC_left_float {
5290: float: left;
5291: padding-right: 5%;
1.597 albertel 5292: padding-bottom: 4px;
1.591 raeburn 5293: }
5294:
5295: div.LC_clear_float_header {
1.597 albertel 5296: padding-bottom: 2px;
1.591 raeburn 5297: }
5298:
5299: div.LC_clear_float_footer {
1.597 albertel 5300: padding-top: 10px;
1.591 raeburn 5301: clear: both;
5302: }
5303:
1.597 albertel 5304:
1.601 albertel 5305: div.LC_grade_select_mode {
1.604 albertel 5306: font-family: $sans;
1.601 albertel 5307: }
5308: div.LC_grade_select_mode div div {
5309: margin: 5px;
5310: }
5311: div.LC_grade_select_mode_selector {
5312: margin: 5px;
5313: float: left;
5314: }
5315: div.LC_grade_select_mode_selector_header {
5316: font: bold medium $sans;
5317: }
5318: div.LC_grade_select_mode_type {
5319: clear: left;
5320: }
5321:
1.597 albertel 5322: div.LC_grade_show_user {
5323: margin-top: 20px;
5324: border: 1px solid black;
5325: }
5326: div.LC_grade_user_name {
5327: background: #DDDDEE;
5328: border-bottom: 1px solid black;
5329: font: bold large $sans;
5330: }
5331: div.LC_grade_show_user_odd_row div.LC_grade_user_name {
5332: background: #DDEEDD;
5333: }
5334:
5335: div.LC_grade_show_problem,
5336: div.LC_grade_submissions,
5337: div.LC_grade_message_center,
5338: div.LC_grade_info_links,
5339: div.LC_grade_assign {
5340: margin: 5px;
5341: width: 99%;
5342: background: #FFFFFF;
5343: }
5344: div.LC_grade_show_problem_header,
5345: div.LC_grade_submissions_header,
5346: div.LC_grade_message_center_header,
5347: div.LC_grade_assign_header {
5348: font: bold large $sans;
5349: }
5350: div.LC_grade_show_problem_problem,
5351: div.LC_grade_submissions_body,
5352: div.LC_grade_message_center_body,
5353: div.LC_grade_assign_body {
5354: border: 1px solid black;
5355: width: 99%;
5356: background: #FFFFFF;
5357: }
1.598 albertel 5358: span.LC_grade_check_note {
5359: font: normal medium $sans;
5360: display: inline;
5361: position: absolute;
5362: right: 1em;
5363: }
1.597 albertel 5364:
1.613 albertel 5365: table.LC_scantron_action {
5366: width: 100%;
5367: }
5368: table.LC_scantron_action tr th {
5369: font: normal bold $sans;
5370: }
1.600 albertel 5371:
1.614 albertel 5372: div.LC_edit_problem_header,
5373: div.LC_edit_problem_footer {
1.600 albertel 5374: font: normal medium $sans;
1.602 albertel 5375: margin: 2px;
1.600 albertel 5376: }
5377: div.LC_edit_problem_header,
1.602 albertel 5378: div.LC_edit_problem_header div,
1.614 albertel 5379: div.LC_edit_problem_footer,
5380: div.LC_edit_problem_footer div,
1.602 albertel 5381: div.LC_edit_problem_editxml_header,
5382: div.LC_edit_problem_editxml_header div {
1.600 albertel 5383: margin-top: 5px;
5384: }
1.602 albertel 5385: div.LC_edit_problem_header_edit_row {
5386: background: $tabbg;
5387: padding: 3px;
5388: margin-bottom: 5px;
5389: }
1.600 albertel 5390: div.LC_edit_problem_header_title {
1.602 albertel 5391: font: larger bold $sans;
5392: background: $tabbg;
5393: padding: 3px;
5394: }
5395: table.LC_edit_problem_header_title {
5396: font: larger bold $sans;
5397: width: 100%;
5398: border-color: $pgbg;
5399: border-style: solid;
5400: border-width: $border;
5401:
1.600 albertel 5402: background: $tabbg;
1.602 albertel 5403: border-collapse: collapse;
5404: padding: 0px
5405: }
5406:
5407: div.LC_edit_problem_discards {
5408: float: left;
5409: padding-bottom: 5px;
5410: }
5411: div.LC_edit_problem_saves {
5412: float: right;
5413: padding-bottom: 5px;
1.600 albertel 5414: }
5415: hr.LC_edit_problem_divide {
1.602 albertel 5416: clear: both;
1.600 albertel 5417: color: $tabbg;
5418: background-color: $tabbg;
5419: height: 3px;
5420: border: 0px;
5421: }
1.679 riegler 5422: img.stift{
1.678 riegler 5423: border-width:0;
1.679 riegler 5424: vertical-align:middle;
1.677 riegler 5425: }
1.343 albertel 5426: END
5427: }
5428:
1.306 albertel 5429: =pod
5430:
5431: =item * &headtag()
5432:
5433: Returns a uniform footer for LON-CAPA web pages.
5434:
1.307 albertel 5435: Inputs: $title - optional title for the head
5436: $head_extra - optional extra HTML to put inside the <head>
1.315 albertel 5437: $args - optional arguments
1.319 albertel 5438: force_register - if is true call registerurl so the remote is
5439: informed
1.415 albertel 5440: redirect -> array ref of
5441: 1- seconds before redirect occurs
5442: 2- url to redirect to
5443: 3- whether the side effect should occur
1.315 albertel 5444: (side effect of setting
5445: $env{'internal.head.redirect'} to the url
5446: redirected too)
1.352 albertel 5447: domain -> force to color decorate a page for a specific
5448: domain
5449: function -> force usage of a specific rolish color scheme
5450: bgcolor -> override the default page bgcolor
1.460 albertel 5451: no_auto_mt_title
5452: -> prevent &mt()ing the title arg
1.464 albertel 5453:
1.306 albertel 5454: =cut
5455:
5456: sub headtag {
1.313 albertel 5457: my ($title,$head_extra,$args) = @_;
1.306 albertel 5458:
1.363 albertel 5459: my $function = $args->{'function'} || &get_users_function();
5460: my $domain = $args->{'domain'} || &determinedomain();
5461: my $bgcolor = $args->{'bgcolor'} || &designparm($function.'.pgbg',$domain);
1.418 albertel 5462: my $url = join(':',$env{'user.name'},$env{'user.domain'},
1.458 albertel 5463: $Apache::lonnet::perlvar{'lonVersion'},
1.531 albertel 5464: #time(),
1.418 albertel 5465: $env{'environment.color.timestamp'},
1.363 albertel 5466: $function,$domain,$bgcolor);
5467:
1.369 www 5468: $url = '/adm/css/'.&escape($url).'.css';
1.363 albertel 5469:
1.308 albertel 5470: my $result =
5471: '<head>'.
1.461 albertel 5472: &font_settings();
1.319 albertel 5473:
1.461 albertel 5474: if (!$args->{'frameset'}) {
5475: $result .= &Apache::lonhtmlcommon::htmlareaheaders();
5476: }
1.319 albertel 5477: if ($args->{'force_register'}) {
5478: $result .= &Apache::lonmenu::registerurl(1);
5479: }
1.436 albertel 5480: if (!$args->{'no_nav_bar'}
5481: && !$args->{'only_body'}
5482: && !$args->{'frameset'}) {
5483: $result .= &help_menu_js();
5484: }
1.319 albertel 5485:
1.314 albertel 5486: if (ref($args->{'redirect'})) {
1.414 albertel 5487: my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
1.315 albertel 5488: $url = &Apache::lonenc::check_encrypt($url);
1.414 albertel 5489: if (!$inhibit_continue) {
5490: $env{'internal.head.redirect'} = $url;
5491: }
1.313 albertel 5492: $result.=<<ADDMETA
5493: <meta http-equiv="pragma" content="no-cache" />
1.344 albertel 5494: <meta http-equiv="Refresh" content="$time; url=$url" />
1.313 albertel 5495: ADDMETA
5496: }
1.306 albertel 5497: if (!defined($title)) {
5498: $title = 'The LearningOnline Network with CAPA';
5499: }
1.460 albertel 5500: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
5501: $result .= '<title> LON-CAPA '.$title.'</title>'
1.414 albertel 5502: .'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
5503: .$head_extra;
1.306 albertel 5504: return $result;
5505: }
5506:
5507: =pod
5508:
1.340 albertel 5509: =item * &font_settings()
5510:
5511: Returns neccessary <meta> to set the proper encoding
5512:
5513: Inputs: none
5514:
5515: =cut
5516:
5517: sub font_settings {
5518: my $headerstring='';
1.647 www 5519: if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
1.340 albertel 5520: $headerstring.=
5521: '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
5522: }
5523: return $headerstring;
5524: }
5525:
1.341 albertel 5526: =pod
5527:
5528: =item * &xml_begin()
5529:
5530: Returns the needed doctype and <html>
5531:
5532: Inputs: none
5533:
5534: =cut
5535:
5536: sub xml_begin {
5537: my $output='';
5538:
1.592 albertel 5539: if ($env{'internal.start_page'}==1) {
5540: &Apache::lonhtmlcommon::init_htmlareafields();
5541: }
1.342 albertel 5542:
1.341 albertel 5543: if ($env{'browser.mathml'}) {
5544: $output='<?xml version="1.0"?>'
5545: #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
5546: # .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
5547:
5548: # .'<!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">] >'
5549: .'<!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">'
5550: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
5551: .'xmlns="http://www.w3.org/1999/xhtml">';
5552: } else {
5553: $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
5554: }
5555: return $output;
5556: }
1.340 albertel 5557:
5558: =pod
5559:
1.306 albertel 5560: =item * &endheadtag()
5561:
5562: Returns a uniform </head> for LON-CAPA web pages.
5563:
5564: Inputs: none
5565:
5566: =cut
5567:
5568: sub endheadtag {
5569: return '</head>';
5570: }
5571:
5572: =pod
5573:
5574: =item * &head()
5575:
5576: Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
5577:
1.648 raeburn 5578: Inputs:
5579:
5580: =over 4
5581:
5582: $title - optional title for the page
5583:
5584: $head_extra - optional extra HTML to put inside the <head>
5585:
5586: =back
1.405 albertel 5587:
1.306 albertel 5588: =cut
5589:
5590: sub head {
1.325 albertel 5591: my ($title,$head_extra,$args) = @_;
5592: return &headtag($title,$head_extra,$args).&endheadtag();
1.306 albertel 5593: }
5594:
5595: =pod
5596:
5597: =item * &start_page()
5598:
5599: Returns a complete <html> .. <body> section for LON-CAPA web pages.
5600:
1.648 raeburn 5601: Inputs:
5602:
5603: =over 4
5604:
5605: $title - optional title for the page
5606:
5607: $head_extra - optional extra HTML to incude inside the <head>
5608:
5609: $args - additional optional args supported are:
5610:
5611: =over 8
5612:
5613: only_body -> is true will set &bodytag() onlybodytag
1.317 albertel 5614: arg on
1.648 raeburn 5615: no_nav_bar -> is true will set &bodytag() notopbar arg on
5616: add_entries -> additional attributes to add to the <body>
5617: domain -> force to color decorate a page for a
1.317 albertel 5618: specific domain
1.648 raeburn 5619: function -> force usage of a specific rolish color
1.317 albertel 5620: scheme
1.648 raeburn 5621: redirect -> see &headtag()
5622: bgcolor -> override the default page bg color
5623: js_ready -> return a string ready for being used in
1.317 albertel 5624: a javascript writeln
1.648 raeburn 5625: html_encode -> return a string ready for being used in
1.320 albertel 5626: a html attribute
1.648 raeburn 5627: force_register -> if is true will turn on the &bodytag()
1.317 albertel 5628: $forcereg arg
1.648 raeburn 5629: body_title -> alternate text to use instead of $title
1.326 albertel 5630: in the title box that appears, this text
5631: is not auto translated like the $title is
1.648 raeburn 5632: frameset -> if true will start with a <frameset>
1.330 albertel 5633: rather than <body>
1.648 raeburn 5634: no_title -> if true the title bar won't be shown
5635: skip_phases -> hash ref of
1.338 albertel 5636: head -> skip the <html><head> generation
5637: body -> skip all <body> generation
1.648 raeburn 5638: no_inline_link -> if true and in remote mode, don't show the
1.361 albertel 5639: 'Switch To Inline Menu' link
1.648 raeburn 5640: no_auto_mt_title -> prevent &mt()ing the title arg
5641: inherit_jsmath -> when creating popup window in a page,
5642: should it have jsmath forced on by the
5643: current page
1.361 albertel 5644:
1.648 raeburn 5645: =back
1.460 albertel 5646:
1.648 raeburn 5647: =back
1.562 albertel 5648:
1.306 albertel 5649: =cut
5650:
5651: sub start_page {
1.309 albertel 5652: my ($title,$head_extra,$args) = @_;
1.318 albertel 5653: #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
1.313 albertel 5654: my %head_args;
1.352 albertel 5655: foreach my $arg ('redirect','force_register','domain','function',
1.460 albertel 5656: 'bgcolor','frameset','no_nav_bar','only_body',
5657: 'no_auto_mt_title') {
1.319 albertel 5658: if (defined($args->{$arg})) {
1.324 raeburn 5659: $head_args{$arg} = $args->{$arg};
1.319 albertel 5660: }
1.313 albertel 5661: }
1.319 albertel 5662:
1.315 albertel 5663: $env{'internal.start_page'}++;
1.338 albertel 5664: my $result;
5665: if (! exists($args->{'skip_phases'}{'head'}) ) {
5666: $result.=
1.341 albertel 5667: &xml_begin().
1.338 albertel 5668: &headtag($title,$head_extra,\%head_args).&endheadtag();
5669: }
5670:
5671: if (! exists($args->{'skip_phases'}{'body'}) ) {
5672: if ($args->{'frameset'}) {
5673: my $attr_string = &make_attr_string($args->{'force_register'},
5674: $args->{'add_entries'});
5675: $result .= "\n<frameset $attr_string>\n";
5676: } else {
5677: $result .=
5678: &bodytag($title,
5679: $args->{'function'}, $args->{'add_entries'},
5680: $args->{'only_body'}, $args->{'domain'},
5681: $args->{'force_register'}, $args->{'body_title'},
5682: $args->{'no_nav_bar'}, $args->{'bgcolor'},
1.460 albertel 5683: $args->{'no_title'}, $args->{'no_inline_link'},
5684: $args);
1.338 albertel 5685: }
1.330 albertel 5686: }
1.338 albertel 5687:
1.315 albertel 5688: if ($args->{'js_ready'}) {
1.317 albertel 5689: $result = &js_ready($result);
1.315 albertel 5690: }
1.320 albertel 5691: if ($args->{'html_encode'}) {
5692: $result = &html_encode($result);
5693: }
1.315 albertel 5694: return $result;
1.306 albertel 5695: }
5696:
1.330 albertel 5697:
1.306 albertel 5698: =pod
5699:
5700: =item * &head()
5701:
5702: Returns a complete </body></html> section for LON-CAPA web pages.
5703:
1.315 albertel 5704: Inputs: $args - additional optional args supported are:
5705: js_ready -> return a string ready for being used in
5706: a javascript writeln
1.320 albertel 5707: html_encode -> return a string ready for being used in
5708: a html attribute
1.330 albertel 5709: frameset -> if true will start with a <frameset>
5710: rather than <body>
1.493 albertel 5711: dicsussion -> if true will get discussion from
5712: lonxml::xmlend
5713: (you can pass the target and parser arguments
5714: through optional 'target' and 'parser' args
5715: to this routine)
1.306 albertel 5716:
5717: =cut
5718:
5719: sub end_page {
1.315 albertel 5720: my ($args) = @_;
5721: $env{'internal.end_page'}++;
1.330 albertel 5722: my $result;
1.335 albertel 5723: if ($args->{'discussion'}) {
5724: my ($target,$parser);
5725: if (ref($args->{'discussion'})) {
5726: ($target,$parser) =($args->{'discussion'}{'target'},
5727: $args->{'discussion'}{'parser'});
5728: }
5729: $result .= &Apache::lonxml::xmlend($target,$parser);
5730: }
5731:
1.330 albertel 5732: if ($args->{'frameset'}) {
5733: $result .= '</frameset>';
5734: } else {
1.635 raeburn 5735: $result .= &endbodytag($args);
1.330 albertel 5736: }
5737: $result .= "\n</html>";
5738:
1.315 albertel 5739: if ($args->{'js_ready'}) {
1.317 albertel 5740: $result = &js_ready($result);
1.315 albertel 5741: }
1.335 albertel 5742:
1.320 albertel 5743: if ($args->{'html_encode'}) {
5744: $result = &html_encode($result);
5745: }
1.335 albertel 5746:
1.315 albertel 5747: return $result;
5748: }
5749:
1.320 albertel 5750: sub html_encode {
5751: my ($result) = @_;
5752:
1.322 albertel 5753: $result = &HTML::Entities::encode($result,'<>&"');
1.320 albertel 5754:
5755: return $result;
5756: }
1.317 albertel 5757: sub js_ready {
5758: my ($result) = @_;
5759:
1.323 albertel 5760: $result =~ s/[\n\r]/ /xmsg;
5761: $result =~ s/\\/\\\\/xmsg;
5762: $result =~ s/'/\\'/xmsg;
1.372 albertel 5763: $result =~ s{</}{<\\/}xmsg;
1.317 albertel 5764:
5765: return $result;
5766: }
5767:
1.315 albertel 5768: sub validate_page {
5769: if ( exists($env{'internal.start_page'})
1.316 albertel 5770: && $env{'internal.start_page'} > 1) {
5771: &Apache::lonnet::logthis('start_page called multiple times '.
1.318 albertel 5772: $env{'internal.start_page'}.' '.
1.316 albertel 5773: $ENV{'request.filename'});
1.315 albertel 5774: }
5775: if ( exists($env{'internal.end_page'})
1.316 albertel 5776: && $env{'internal.end_page'} > 1) {
5777: &Apache::lonnet::logthis('end_page called multiple times '.
1.318 albertel 5778: $env{'internal.end_page'}.' '.
1.316 albertel 5779: $env{'request.filename'});
1.315 albertel 5780: }
5781: if ( exists($env{'internal.start_page'})
5782: && ! exists($env{'internal.end_page'})) {
1.316 albertel 5783: &Apache::lonnet::logthis('start_page called without end_page '.
5784: $env{'request.filename'});
1.315 albertel 5785: }
5786: if ( ! exists($env{'internal.start_page'})
5787: && exists($env{'internal.end_page'})) {
1.316 albertel 5788: &Apache::lonnet::logthis('end_page called without start_page'.
5789: $env{'request.filename'});
1.315 albertel 5790: }
1.306 albertel 5791: }
1.315 albertel 5792:
1.318 albertel 5793: sub simple_error_page {
5794: my ($r,$title,$msg) = @_;
5795: my $page =
5796: &Apache::loncommon::start_page($title).
5797: &mt($msg).
5798: &Apache::loncommon::end_page();
5799: if (ref($r)) {
5800: $r->print($page);
1.327 albertel 5801: return;
1.318 albertel 5802: }
5803: return $page;
5804: }
1.347 albertel 5805:
5806: {
1.610 albertel 5807: my @row_count;
1.347 albertel 5808: sub start_data_table {
1.422 albertel 5809: my ($add_class) = @_;
5810: my $css_class = (join(' ','LC_data_table',$add_class));
1.610 albertel 5811: unshift(@row_count,0);
1.422 albertel 5812: return '<table class="'.$css_class.'">'."\n";
1.347 albertel 5813: }
5814:
5815: sub end_data_table {
1.610 albertel 5816: shift(@row_count);
1.389 albertel 5817: return '</table>'."\n";;
1.347 albertel 5818: }
5819:
5820: sub start_data_table_row {
1.422 albertel 5821: my ($add_class) = @_;
1.610 albertel 5822: $row_count[0]++;
5823: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.428 albertel 5824: $css_class = (join(' ',$css_class,$add_class));
1.422 albertel 5825: return '<tr class="'.$css_class.'">'."\n";;
1.347 albertel 5826: }
1.471 banghart 5827:
5828: sub continue_data_table_row {
5829: my ($add_class) = @_;
1.610 albertel 5830: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.471 banghart 5831: $css_class = (join(' ',$css_class,$add_class));
5832: return '<tr class="'.$css_class.'">'."\n";;
5833: }
1.347 albertel 5834:
5835: sub end_data_table_row {
1.389 albertel 5836: return '</tr>'."\n";;
1.347 albertel 5837: }
1.367 www 5838:
1.421 albertel 5839: sub start_data_table_empty_row {
1.610 albertel 5840: $row_count[0]++;
1.421 albertel 5841: return '<tr class="LC_empty_row" >'."\n";;
5842: }
5843:
5844: sub end_data_table_empty_row {
5845: return '</tr>'."\n";;
5846: }
5847:
1.367 www 5848: sub start_data_table_header_row {
1.389 albertel 5849: return '<tr class="LC_header_row">'."\n";;
1.367 www 5850: }
5851:
5852: sub end_data_table_header_row {
1.389 albertel 5853: return '</tr>'."\n";;
1.367 www 5854: }
1.347 albertel 5855: }
5856:
1.548 albertel 5857: =pod
5858:
5859: =item * &inhibit_menu_check($arg)
5860:
5861: Checks for a inhibitmenu state and generates output to preserve it
5862:
5863: Inputs: $arg - can be any of
5864: - undef - in which case the return value is a string
5865: to add into arguments list of a uri
5866: - 'input' - in which case the return value is a HTML
5867: <form> <input> field of type hidden to
5868: preserve the value
5869: - a url - in which case the return value is the url with
5870: the neccesary cgi args added to preserve the
5871: inhibitmenu state
5872: - a ref to a url - no return value, but the string is
5873: updated to include the neccessary cgi
5874: args to preserve the inhibitmenu state
5875:
5876: =cut
5877:
5878: sub inhibit_menu_check {
5879: my ($arg) = @_;
5880: &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
5881: if ($arg eq 'input') {
5882: if ($env{'form.inhibitmenu'}) {
5883: return '<input type="hidden" name="inhibitmenu" value="'.$env{'form.inhibitmenu'}.'" />';
5884: } else {
5885: return
5886: }
5887: }
5888: if ($env{'form.inhibitmenu'}) {
5889: if (ref($arg)) {
5890: $$arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
5891: } elsif ($arg eq '') {
5892: $arg .= 'inhibitmenu='.$env{'form.inhibitmenu'};
5893: } else {
5894: $arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
5895: }
5896: }
5897: if (!ref($arg)) {
5898: return $arg;
5899: }
5900: }
5901:
1.251 albertel 5902: ###############################################
1.182 matthew 5903:
5904: =pod
5905:
1.549 albertel 5906: =back
5907:
5908: =head1 User Information Routines
5909:
5910: =over 4
5911:
1.405 albertel 5912: =item * &get_users_function()
1.182 matthew 5913:
5914: Used by &bodytag to determine the current users primary role.
5915: Returns either 'student','coordinator','admin', or 'author'.
5916:
5917: =cut
5918:
5919: ###############################################
5920: sub get_users_function {
5921: my $function = 'student';
1.258 albertel 5922: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.182 matthew 5923: $function='coordinator';
5924: }
1.258 albertel 5925: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.182 matthew 5926: $function='admin';
5927: }
1.258 albertel 5928: if (($env{'request.role'}=~/^(au|ca)/) ||
1.182 matthew 5929: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
5930: $function='author';
5931: }
5932: return $function;
1.54 www 5933: }
1.99 www 5934:
5935: ###############################################
5936:
1.233 raeburn 5937: =pod
5938:
1.542 raeburn 5939: =item * &check_user_status()
1.274 raeburn 5940:
5941: Determines current status of supplied role for a
5942: specific user. Roles can be active, previous or future.
5943:
5944: Inputs:
5945: user's domain, user's username, course's domain,
1.375 raeburn 5946: course's number, optional section ID.
1.274 raeburn 5947:
5948: Outputs:
5949: role status: active, previous or future.
5950:
5951: =cut
5952:
5953: sub check_user_status {
1.412 raeburn 5954: my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
1.274 raeburn 5955: my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
5956: my @uroles = keys %userinfo;
5957: my $srchstr;
5958: my $active_chk = 'none';
1.412 raeburn 5959: my $now = time;
1.274 raeburn 5960: if (@uroles > 0) {
1.412 raeburn 5961: if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
1.274 raeburn 5962: $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
5963: } else {
1.412 raeburn 5964: $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
5965: }
5966: if (grep/^\Q$srchstr\E$/,@uroles) {
1.274 raeburn 5967: my $role_end = 0;
5968: my $role_start = 0;
5969: $active_chk = 'active';
1.412 raeburn 5970: if ($userinfo{$srchstr} =~ m/^\Q$role\E_(\d+)/) {
5971: $role_end = $1;
5972: if ($userinfo{$srchstr} =~ m/^\Q$role\E_\Q$role_end\E_(\d+)$/) {
5973: $role_start = $1;
1.274 raeburn 5974: }
5975: }
5976: if ($role_start > 0) {
1.412 raeburn 5977: if ($now < $role_start) {
1.274 raeburn 5978: $active_chk = 'future';
5979: }
5980: }
5981: if ($role_end > 0) {
1.412 raeburn 5982: if ($now > $role_end) {
1.274 raeburn 5983: $active_chk = 'previous';
5984: }
5985: }
5986: }
5987: }
5988: return $active_chk;
5989: }
5990:
5991: ###############################################
5992:
5993: =pod
5994:
1.405 albertel 5995: =item * &get_sections()
1.233 raeburn 5996:
5997: Determines all the sections for a course including
5998: sections with students and sections containing other roles.
1.419 raeburn 5999: Incoming parameters:
6000:
6001: 1. domain
6002: 2. course number
6003: 3. reference to array containing roles for which sections should
6004: be gathered (optional).
6005: 4. reference to array containing status types for which sections
6006: should be gathered (optional).
6007:
6008: If the third argument is undefined, sections are gathered for any role.
6009: If the fourth argument is undefined, sections are gathered for any status.
6010: Permissible values are 'active' or 'future' or 'previous'.
1.233 raeburn 6011:
1.374 raeburn 6012: Returns section hash (keys are section IDs, values are
6013: number of users in each section), subject to the
1.419 raeburn 6014: optional roles filter, optional status filter
1.233 raeburn 6015:
6016: =cut
6017:
6018: ###############################################
6019: sub get_sections {
1.419 raeburn 6020: my ($cdom,$cnum,$possible_roles,$possible_status) = @_;
1.366 albertel 6021: if (!defined($cdom) || !defined($cnum)) {
6022: my $cid = $env{'request.course.id'};
6023:
6024: return if (!defined($cid));
6025:
6026: $cdom = $env{'course.'.$cid.'.domain'};
6027: $cnum = $env{'course.'.$cid.'.num'};
6028: }
6029:
6030: my %sectioncount;
1.419 raeburn 6031: my $now = time;
1.240 albertel 6032:
1.366 albertel 6033: if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
1.276 albertel 6034: my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.240 albertel 6035: my $sec_index = &Apache::loncoursedata::CL_SECTION();
6036: my $status_index = &Apache::loncoursedata::CL_STATUS();
1.419 raeburn 6037: my $start_index = &Apache::loncoursedata::CL_START();
6038: my $end_index = &Apache::loncoursedata::CL_END();
6039: my $status;
1.366 albertel 6040: while (my ($student,$data) = each(%$classlist)) {
1.419 raeburn 6041: my ($section,$stu_status,$start,$end) = ($data->[$sec_index],
6042: $data->[$status_index],
6043: $data->[$start_index],
6044: $data->[$end_index]);
6045: if ($stu_status eq 'Active') {
6046: $status = 'active';
6047: } elsif ($end < $now) {
6048: $status = 'previous';
6049: } elsif ($start > $now) {
6050: $status = 'future';
6051: }
6052: if ($section ne '-1' && $section !~ /^\s*$/) {
6053: if ((!defined($possible_status)) || (($status ne '') &&
6054: (grep/^\Q$status\E$/,@{$possible_status}))) {
6055: $sectioncount{$section}++;
6056: }
1.240 albertel 6057: }
6058: }
6059: }
6060: my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6061: foreach my $user (sort(keys(%courseroles))) {
6062: if ($user !~ /^(\w{2})/) { next; }
6063: my ($role) = ($user =~ /^(\w{2})/);
6064: if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
1.419 raeburn 6065: my ($section,$status);
1.240 albertel 6066: if ($role eq 'cr' &&
6067: $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
6068: $section=$1;
6069: }
6070: if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
6071: if (!defined($section) || $section eq '-1') { next; }
1.419 raeburn 6072: my ($end,$start) = ($courseroles{$user} =~ /^([^:]*):([^:]*)$/);
6073: if ($end == -1 && $start == -1) {
6074: next; #deleted role
6075: }
6076: if (!defined($possible_status)) {
6077: $sectioncount{$section}++;
6078: } else {
6079: if ((!$end || $end >= $now) && (!$start || $start <= $now)) {
6080: $status = 'active';
6081: } elsif ($end < $now) {
6082: $status = 'future';
6083: } elsif ($start > $now) {
6084: $status = 'previous';
6085: }
6086: if (($status ne '') && (grep/^\Q$status\E$/,@{$possible_status})) {
6087: $sectioncount{$section}++;
6088: }
6089: }
1.233 raeburn 6090: }
1.366 albertel 6091: return %sectioncount;
1.233 raeburn 6092: }
6093:
1.274 raeburn 6094: ###############################################
1.294 raeburn 6095:
6096: =pod
1.405 albertel 6097:
6098: =item * &get_course_users()
6099:
1.275 raeburn 6100: Retrieves usernames:domains for users in the specified course
6101: with specific role(s), and access status.
6102:
6103: Incoming parameters:
1.277 albertel 6104: 1. course domain
6105: 2. course number
6106: 3. access status: users must have - either active,
1.275 raeburn 6107: previous, future, or all.
1.277 albertel 6108: 4. reference to array of permissible roles
1.288 raeburn 6109: 5. reference to array of section restrictions (optional)
6110: 6. reference to results object (hash of hashes).
6111: 7. reference to optional userdata hash
1.609 raeburn 6112: 8. reference to optional statushash
1.630 raeburn 6113: 9. flag if privileged users (except those set to unhide in
6114: course settings) should be excluded
1.609 raeburn 6115: Keys of top level results hash are roles.
1.275 raeburn 6116: Keys of inner hashes are username:domain, with
6117: values set to access type.
1.288 raeburn 6118: Optional userdata hash returns an array with arguments in the
6119: same order as loncoursedata::get_classlist() for student data.
6120:
1.609 raeburn 6121: Optional statushash returns
6122:
1.288 raeburn 6123: Entries for end, start, section and status are blank because
6124: of the possibility of multiple values for non-student roles.
6125:
1.275 raeburn 6126: =cut
1.405 albertel 6127:
1.275 raeburn 6128: ###############################################
1.405 albertel 6129:
1.275 raeburn 6130: sub get_course_users {
1.630 raeburn 6131: my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata,$statushash,$hidepriv) = @_;
1.288 raeburn 6132: my %idx = ();
1.419 raeburn 6133: my %seclists;
1.288 raeburn 6134:
6135: $idx{udom} = &Apache::loncoursedata::CL_SDOM();
6136: $idx{uname} = &Apache::loncoursedata::CL_SNAME();
6137: $idx{end} = &Apache::loncoursedata::CL_END();
6138: $idx{start} = &Apache::loncoursedata::CL_START();
6139: $idx{id} = &Apache::loncoursedata::CL_ID();
6140: $idx{section} = &Apache::loncoursedata::CL_SECTION();
6141: $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
6142: $idx{status} = &Apache::loncoursedata::CL_STATUS();
6143:
1.290 albertel 6144: if (grep(/^st$/,@{$roles})) {
1.276 albertel 6145: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist($cdom,$cnum);
1.278 raeburn 6146: my $now = time;
1.277 albertel 6147: foreach my $student (keys(%{$classlist})) {
1.288 raeburn 6148: my $match = 0;
1.412 raeburn 6149: my $secmatch = 0;
1.419 raeburn 6150: my $section = $$classlist{$student}[$idx{section}];
1.609 raeburn 6151: my $status = $$classlist{$student}[$idx{status}];
1.419 raeburn 6152: if ($section eq '') {
6153: $section = 'none';
6154: }
1.291 albertel 6155: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6156: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6157: $secmatch = 1;
6158: } elsif ($$classlist{$student}[$idx{section}] eq '') {
1.420 albertel 6159: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6160: $secmatch = 1;
6161: }
6162: } else {
1.419 raeburn 6163: if (grep(/^\Q$section\E$/,@{$sections})) {
1.412 raeburn 6164: $secmatch = 1;
6165: }
1.290 albertel 6166: }
1.412 raeburn 6167: if (!$secmatch) {
6168: next;
6169: }
1.419 raeburn 6170: }
1.275 raeburn 6171: if (defined($$types{'active'})) {
1.288 raeburn 6172: if ($$classlist{$student}[$idx{status}] eq 'Active') {
1.275 raeburn 6173: push(@{$$users{st}{$student}},'active');
1.288 raeburn 6174: $match = 1;
1.275 raeburn 6175: }
6176: }
6177: if (defined($$types{'previous'})) {
1.609 raeburn 6178: if ($$classlist{$student}[$idx{status}] eq 'Expired') {
1.275 raeburn 6179: push(@{$$users{st}{$student}},'previous');
1.288 raeburn 6180: $match = 1;
1.275 raeburn 6181: }
6182: }
6183: if (defined($$types{'future'})) {
1.609 raeburn 6184: if ($$classlist{$student}[$idx{status}] eq 'Future') {
1.275 raeburn 6185: push(@{$$users{st}{$student}},'future');
1.288 raeburn 6186: $match = 1;
1.275 raeburn 6187: }
6188: }
1.609 raeburn 6189: if ($match) {
6190: push(@{$seclists{$student}},$section);
6191: if (ref($userdata) eq 'HASH') {
6192: $$userdata{$student} = $$classlist{$student};
6193: }
6194: if (ref($statushash) eq 'HASH') {
6195: $statushash->{$student}{'st'}{$section} = $status;
6196: }
1.288 raeburn 6197: }
1.275 raeburn 6198: }
6199: }
1.412 raeburn 6200: if ((@{$roles} > 1) || ((@{$roles} == 1) && ($$roles[0] ne "st"))) {
1.439 raeburn 6201: my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6202: my $now = time;
1.609 raeburn 6203: my %displaystatus = ( previous => 'Expired',
6204: active => 'Active',
6205: future => 'Future',
6206: );
1.630 raeburn 6207: my %nothide;
6208: if ($hidepriv) {
6209: my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
6210: foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
6211: if ($user !~ /:/) {
6212: $nothide{join(':',split(/[\@]/,$user))}=1;
6213: } else {
6214: $nothide{$user} = 1;
6215: }
6216: }
6217: }
1.439 raeburn 6218: foreach my $person (sort(keys(%coursepersonnel))) {
1.288 raeburn 6219: my $match = 0;
1.412 raeburn 6220: my $secmatch = 0;
1.439 raeburn 6221: my $status;
1.412 raeburn 6222: my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
1.275 raeburn 6223: $user =~ s/:$//;
1.439 raeburn 6224: my ($end,$start) = split(/:/,$coursepersonnel{$person});
6225: if ($end == -1 || $start == -1) {
6226: next;
6227: }
6228: if (($role) && ((grep(/^\Q$role\E$/,@{$roles})) ||
6229: (grep(/^cr$/,@{$roles}) && $role =~ /^cr\//))) {
1.412 raeburn 6230: my ($uname,$udom) = split(/:/,$user);
6231: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6232: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6233: $secmatch = 1;
6234: } elsif ($usec eq '') {
1.420 albertel 6235: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6236: $secmatch = 1;
6237: }
6238: } else {
6239: if (grep(/^\Q$usec\E$/,@{$sections})) {
6240: $secmatch = 1;
6241: }
6242: }
6243: if (!$secmatch) {
6244: next;
6245: }
1.288 raeburn 6246: }
1.419 raeburn 6247: if ($usec eq '') {
6248: $usec = 'none';
6249: }
1.275 raeburn 6250: if ($uname ne '' && $udom ne '') {
1.630 raeburn 6251: if ($hidepriv) {
6252: if ((&Apache::lonnet::privileged($uname,$udom)) &&
6253: (!$nothide{$uname.':'.$udom})) {
6254: next;
6255: }
6256: }
1.503 raeburn 6257: if ($end > 0 && $end < $now) {
1.439 raeburn 6258: $status = 'previous';
6259: } elsif ($start > $now) {
6260: $status = 'future';
6261: } else {
6262: $status = 'active';
6263: }
1.277 albertel 6264: foreach my $type (keys(%{$types})) {
1.275 raeburn 6265: if ($status eq $type) {
1.420 albertel 6266: if (!grep(/^\Q$type\E$/,@{$$users{$role}{$user}})) {
1.419 raeburn 6267: push(@{$$users{$role}{$user}},$type);
6268: }
1.288 raeburn 6269: $match = 1;
6270: }
6271: }
1.419 raeburn 6272: if (($match) && (ref($userdata) eq 'HASH')) {
6273: if (!exists($$userdata{$uname.':'.$udom})) {
6274: &get_user_info($udom,$uname,\%idx,$userdata);
6275: }
1.420 albertel 6276: if (!grep(/^\Q$usec\E$/,@{$seclists{$uname.':'.$udom}})) {
1.419 raeburn 6277: push(@{$seclists{$uname.':'.$udom}},$usec);
6278: }
1.609 raeburn 6279: if (ref($statushash) eq 'HASH') {
6280: $statushash->{$uname.':'.$udom}{$role}{$usec} = $displaystatus{$status};
6281: }
1.275 raeburn 6282: }
6283: }
6284: }
6285: }
1.290 albertel 6286: if (grep(/^ow$/,@{$roles})) {
1.279 raeburn 6287: if ((defined($cdom)) && (defined($cnum))) {
6288: my %csettings = &Apache::lonnet::get('environment',['internal.courseowner'],$cdom,$cnum);
6289: if ( defined($csettings{'internal.courseowner'}) ) {
6290: my $owner = $csettings{'internal.courseowner'};
1.609 raeburn 6291: next if ($owner eq '');
6292: my ($ownername,$ownerdom);
6293: if ($owner =~ /^([^:]+):([^:]+)$/) {
6294: $ownername = $1;
6295: $ownerdom = $2;
6296: } else {
6297: $ownername = $owner;
6298: $ownerdom = $cdom;
6299: $owner = $ownername.':'.$ownerdom;
1.439 raeburn 6300: }
6301: @{$$users{'ow'}{$owner}} = 'any';
1.290 albertel 6302: if (defined($userdata) &&
1.609 raeburn 6303: !exists($$userdata{$owner})) {
6304: &get_user_info($ownerdom,$ownername,\%idx,$userdata);
6305: if (!grep(/^none$/,@{$seclists{$owner}})) {
6306: push(@{$seclists{$owner}},'none');
6307: }
6308: if (ref($statushash) eq 'HASH') {
6309: $statushash->{$owner}{'ow'}{'none'} = 'Any';
1.419 raeburn 6310: }
1.290 albertel 6311: }
1.279 raeburn 6312: }
6313: }
6314: }
1.419 raeburn 6315: foreach my $user (keys(%seclists)) {
6316: @{$seclists{$user}} = (sort {$a <=> $b} @{$seclists{$user}});
6317: $$userdata{$user}[$idx{section}] = join(',',@{$seclists{$user}});
6318: }
1.275 raeburn 6319: }
6320: return;
6321: }
6322:
1.288 raeburn 6323: sub get_user_info {
6324: my ($udom,$uname,$idx,$userdata) = @_;
1.289 albertel 6325: $$userdata{$uname.':'.$udom}[$$idx{fullname}] =
6326: &plainname($uname,$udom,'lastname');
1.291 albertel 6327: $$userdata{$uname.':'.$udom}[$$idx{uname}] = $uname;
1.297 raeburn 6328: $$userdata{$uname.':'.$udom}[$$idx{udom}] = $udom;
1.609 raeburn 6329: my %idhash = &Apache::lonnet::idrget($udom,($uname));
6330: $$userdata{$uname.':'.$udom}[$$idx{id}] = $idhash{$uname};
1.288 raeburn 6331: return;
6332: }
1.275 raeburn 6333:
1.472 raeburn 6334: ###############################################
6335:
6336: =pod
6337:
6338: =item * &get_user_quota()
6339:
6340: Retrieves quota assigned for storage of portfolio files for a user
6341:
6342: Incoming parameters:
6343: 1. user's username
6344: 2. user's domain
6345:
6346: Returns:
1.536 raeburn 6347: 1. Disk quota (in Mb) assigned to student.
6348: 2. (Optional) Type of setting: custom or default
6349: (individually assigned or default for user's
6350: institutional status).
6351: 3. (Optional) - User's institutional status (e.g., faculty, staff
6352: or student - types as defined in localenroll::inst_usertypes
6353: for user's domain, which determines default quota for user.
6354: 4. (Optional) - Default quota which would apply to the user.
1.472 raeburn 6355:
6356: If a value has been stored in the user's environment,
1.536 raeburn 6357: it will return that, otherwise it returns the maximal default
6358: defined for the user's instituional status(es) in the domain.
1.472 raeburn 6359:
6360: =cut
6361:
6362: ###############################################
6363:
6364:
6365: sub get_user_quota {
6366: my ($uname,$udom) = @_;
1.536 raeburn 6367: my ($quota,$quotatype,$settingstatus,$defquota);
1.472 raeburn 6368: if (!defined($udom)) {
6369: $udom = $env{'user.domain'};
6370: }
6371: if (!defined($uname)) {
6372: $uname = $env{'user.name'};
6373: }
6374: if (($udom eq '' || $uname eq '') ||
6375: ($udom eq 'public') && ($uname eq 'public')) {
6376: $quota = 0;
1.536 raeburn 6377: $quotatype = 'default';
6378: $defquota = 0;
1.472 raeburn 6379: } else {
1.536 raeburn 6380: my $inststatus;
1.472 raeburn 6381: if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
6382: $quota = $env{'environment.portfolioquota'};
1.536 raeburn 6383: $inststatus = $env{'environment.inststatus'};
1.472 raeburn 6384: } else {
1.536 raeburn 6385: my %userenv =
6386: &Apache::lonnet::get('environment',['portfolioquota',
6387: 'inststatus'],$udom,$uname);
1.472 raeburn 6388: my ($tmp) = keys(%userenv);
6389: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
6390: $quota = $userenv{'portfolioquota'};
1.536 raeburn 6391: $inststatus = $userenv{'inststatus'};
1.472 raeburn 6392: } else {
6393: undef(%userenv);
6394: }
6395: }
1.536 raeburn 6396: ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
1.472 raeburn 6397: if ($quota eq '') {
1.536 raeburn 6398: $quota = $defquota;
6399: $quotatype = 'default';
6400: } else {
6401: $quotatype = 'custom';
1.472 raeburn 6402: }
6403: }
1.536 raeburn 6404: if (wantarray) {
6405: return ($quota,$quotatype,$settingstatus,$defquota);
6406: } else {
6407: return $quota;
6408: }
1.472 raeburn 6409: }
6410:
6411: ###############################################
6412:
6413: =pod
6414:
6415: =item * &default_quota()
6416:
1.536 raeburn 6417: Retrieves default quota assigned for storage of user portfolio files,
6418: given an (optional) user's institutional status.
1.472 raeburn 6419:
6420: Incoming parameters:
6421: 1. domain
1.536 raeburn 6422: 2. (Optional) institutional status(es). This is a : separated list of
6423: status types (e.g., faculty, staff, student etc.)
6424: which apply to the user for whom the default is being retrieved.
6425: If the institutional status string in undefined, the domain
6426: default quota will be returned.
1.472 raeburn 6427:
6428: Returns:
6429: 1. Default disk quota (in Mb) for user portfolios in the domain.
1.536 raeburn 6430: 2. (Optional) institutional type which determined the value of the
6431: default quota.
1.472 raeburn 6432:
6433: If a value has been stored in the domain's configuration db,
6434: it will return that, otherwise it returns 20 (for backwards
6435: compatibility with domains which have not set up a configuration
6436: db file; the original statically defined portfolio quota was 20 Mb).
6437:
1.536 raeburn 6438: If the user's status includes multiple types (e.g., staff and student),
6439: the largest default quota which applies to the user determines the
6440: default quota returned.
6441:
1.472 raeburn 6442: =cut
6443:
6444: ###############################################
6445:
6446:
6447: sub default_quota {
1.536 raeburn 6448: my ($udom,$inststatus) = @_;
6449: my ($defquota,$settingstatus);
6450: my %quotahash = &Apache::lonnet::get_dom('configuration',
1.622 raeburn 6451: ['quotas'],$udom);
6452: if (ref($quotahash{'quotas'}) eq 'HASH') {
1.536 raeburn 6453: if ($inststatus ne '') {
6454: my @statuses = split(/:/,$inststatus);
6455: foreach my $item (@statuses) {
1.622 raeburn 6456: if ($quotahash{'quotas'}{$item} ne '') {
1.536 raeburn 6457: if ($defquota eq '') {
1.622 raeburn 6458: $defquota = $quotahash{'quotas'}{$item};
1.536 raeburn 6459: $settingstatus = $item;
1.622 raeburn 6460: } elsif ($quotahash{'quotas'}{$item} > $defquota) {
6461: $defquota = $quotahash{'quotas'}{$item};
1.536 raeburn 6462: $settingstatus = $item;
6463: }
6464: }
6465: }
6466: }
6467: if ($defquota eq '') {
1.622 raeburn 6468: $defquota = $quotahash{'quotas'}{'default'};
1.536 raeburn 6469: $settingstatus = 'default';
6470: }
6471: } else {
6472: $settingstatus = 'default';
6473: $defquota = 20;
6474: }
6475: if (wantarray) {
6476: return ($defquota,$settingstatus);
1.472 raeburn 6477: } else {
1.536 raeburn 6478: return $defquota;
1.472 raeburn 6479: }
6480: }
6481:
1.384 raeburn 6482: sub get_secgrprole_info {
6483: my ($cdom,$cnum,$needroles,$type) = @_;
6484: my %sections_count = &get_sections($cdom,$cnum);
6485: my @sections = (sort {$a <=> $b} keys(%sections_count));
6486: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
6487: my @groups = sort(keys(%curr_groups));
6488: my $allroles = [];
6489: my $rolehash;
6490: my $accesshash = {
6491: active => 'Currently has access',
6492: future => 'Will have future access',
6493: previous => 'Previously had access',
6494: };
6495: if ($needroles) {
6496: $rolehash = {'all' => 'all'};
1.385 albertel 6497: my %user_roles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6498: if (&Apache::lonnet::error(%user_roles)) {
6499: undef(%user_roles);
6500: }
6501: foreach my $item (keys(%user_roles)) {
1.384 raeburn 6502: my ($role)=split(/\:/,$item,2);
6503: if ($role eq 'cr') { next; }
6504: if ($role =~ /^cr/) {
6505: $$rolehash{$role} = (split('/',$role))[3];
6506: } else {
6507: $$rolehash{$role} = &Apache::lonnet::plaintext($role,$type);
6508: }
6509: }
6510: foreach my $key (sort(keys(%{$rolehash}))) {
6511: push(@{$allroles},$key);
6512: }
6513: push (@{$allroles},'st');
6514: $$rolehash{'st'} = &Apache::lonnet::plaintext('st',$type);
6515: }
6516: return (\@sections,\@groups,$allroles,$rolehash,$accesshash);
6517: }
6518:
1.555 raeburn 6519: sub user_picker {
1.627 raeburn 6520: my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
1.555 raeburn 6521: my $currdom = $dom;
6522: my %curr_selected = (
6523: srchin => 'dom',
1.580 raeburn 6524: srchby => 'lastname',
1.555 raeburn 6525: );
6526: my $srchterm;
1.625 raeburn 6527: if ((ref($srch) eq 'HASH') && ($env{'form.origform'} ne 'crtusername')) {
1.555 raeburn 6528: if ($srch->{'srchby'} ne '') {
6529: $curr_selected{'srchby'} = $srch->{'srchby'};
6530: }
6531: if ($srch->{'srchin'} ne '') {
6532: $curr_selected{'srchin'} = $srch->{'srchin'};
6533: }
6534: if ($srch->{'srchtype'} ne '') {
6535: $curr_selected{'srchtype'} = $srch->{'srchtype'};
6536: }
6537: if ($srch->{'srchdomain'} ne '') {
6538: $currdom = $srch->{'srchdomain'};
6539: }
6540: $srchterm = $srch->{'srchterm'};
6541: }
6542: my %lt=&Apache::lonlocal::texthash(
1.573 raeburn 6543: 'usr' => 'Search criteria',
1.563 raeburn 6544: 'doma' => 'Domain/institution to search',
1.558 albertel 6545: 'uname' => 'username',
6546: 'lastname' => 'last name',
1.555 raeburn 6547: 'lastfirst' => 'last name, first name',
1.558 albertel 6548: 'crs' => 'in this course',
1.576 raeburn 6549: 'dom' => 'in selected LON-CAPA domain',
1.558 albertel 6550: 'alc' => 'all LON-CAPA',
1.573 raeburn 6551: 'instd' => 'in institutional directory for selected domain',
1.558 albertel 6552: 'exact' => 'is',
6553: 'contains' => 'contains',
1.569 raeburn 6554: 'begins' => 'begins with',
1.571 raeburn 6555: 'youm' => "You must include some text to search for.",
6556: 'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
6557: 'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
6558: 'yomc' => "You must choose a domain when using an institutional directory search.",
6559: 'ymcd' => "You must choose a domain when using a domain search.",
6560: 'whus' => "When using searching by last,first you must include a comma as separator between last name and first name.",
6561: 'whse' => "When searching by last,first you must include at least one character in the first name.",
6562: 'thfo' => "The following need to be corrected before the search can be run:",
1.555 raeburn 6563: );
1.563 raeburn 6564: my $domform = &select_dom_form($currdom,'srchdomain',1,1);
6565: my $srchinsel = ' <select name="srchin">';
1.555 raeburn 6566:
6567: my @srchins = ('crs','dom','alc','instd');
6568:
6569: foreach my $option (@srchins) {
6570: # FIXME 'alc' option unavailable until
6571: # loncreateuser::print_user_query_page()
6572: # has been completed.
6573: next if ($option eq 'alc');
6574: next if ($option eq 'crs' && !$env{'request.course.id'});
1.563 raeburn 6575: if ($curr_selected{'srchin'} eq $option) {
6576: $srchinsel .= '
6577: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6578: } else {
6579: $srchinsel .= '
6580: <option value="'.$option.'">'.$lt{$option}.'</option>';
6581: }
1.555 raeburn 6582: }
1.563 raeburn 6583: $srchinsel .= "\n </select>\n";
1.555 raeburn 6584:
6585: my $srchbysel = ' <select name="srchby">';
1.580 raeburn 6586: foreach my $option ('lastname','lastfirst','uname') {
1.555 raeburn 6587: if ($curr_selected{'srchby'} eq $option) {
6588: $srchbysel .= '
6589: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6590: } else {
6591: $srchbysel .= '
6592: <option value="'.$option.'">'.$lt{$option}.'</option>';
6593: }
6594: }
6595: $srchbysel .= "\n </select>\n";
6596:
6597: my $srchtypesel = ' <select name="srchtype">';
1.580 raeburn 6598: foreach my $option ('begins','contains','exact') {
1.555 raeburn 6599: if ($curr_selected{'srchtype'} eq $option) {
6600: $srchtypesel .= '
6601: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6602: } else {
6603: $srchtypesel .= '
6604: <option value="'.$option.'">'.$lt{$option}.'</option>';
6605: }
6606: }
6607: $srchtypesel .= "\n </select>\n";
6608:
1.558 albertel 6609: my ($newuserscript,$new_user_create);
1.556 raeburn 6610:
6611: if ($forcenewuser) {
1.576 raeburn 6612: if (ref($srch) eq 'HASH') {
6613: if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
1.627 raeburn 6614: if ($cancreate) {
6615: $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>';
6616: } else {
6617: my $helplink = ' href="javascript:helpMenu('."'display'".')"';
6618: my %usertypetext = (
6619: official => 'institutional',
6620: unofficial => 'non-institutional',
6621: );
6622: $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 />';
6623: }
1.576 raeburn 6624: }
6625: }
6626:
1.556 raeburn 6627: $newuserscript = <<"ENDSCRIPT";
6628:
1.570 raeburn 6629: function setSearch(createnew,callingForm) {
1.556 raeburn 6630: if (createnew == 1) {
1.570 raeburn 6631: for (var i=0; i<callingForm.srchby.length; i++) {
6632: if (callingForm.srchby.options[i].value == 'uname') {
6633: callingForm.srchby.selectedIndex = i;
1.556 raeburn 6634: }
6635: }
1.570 raeburn 6636: for (var i=0; i<callingForm.srchin.length; i++) {
6637: if ( callingForm.srchin.options[i].value == 'dom') {
6638: callingForm.srchin.selectedIndex = i;
1.556 raeburn 6639: }
6640: }
1.570 raeburn 6641: for (var i=0; i<callingForm.srchtype.length; i++) {
6642: if (callingForm.srchtype.options[i].value == 'exact') {
6643: callingForm.srchtype.selectedIndex = i;
1.556 raeburn 6644: }
6645: }
1.570 raeburn 6646: for (var i=0; i<callingForm.srchdomain.length; i++) {
6647: if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
6648: callingForm.srchdomain.selectedIndex = i;
1.556 raeburn 6649: }
6650: }
6651: }
6652: }
6653: ENDSCRIPT
1.558 albertel 6654:
1.556 raeburn 6655: }
6656:
1.555 raeburn 6657: my $output = <<"END_BLOCK";
1.556 raeburn 6658: <script type="text/javascript">
1.570 raeburn 6659: function validateEntry(callingForm) {
1.558 albertel 6660:
1.556 raeburn 6661: var checkok = 1;
1.558 albertel 6662: var srchin;
1.570 raeburn 6663: for (var i=0; i<callingForm.srchin.length; i++) {
6664: if ( callingForm.srchin[i].checked ) {
6665: srchin = callingForm.srchin[i].value;
1.558 albertel 6666: }
6667: }
6668:
1.570 raeburn 6669: var srchtype = callingForm.srchtype.options[callingForm.srchtype.selectedIndex].value;
6670: var srchby = callingForm.srchby.options[callingForm.srchby.selectedIndex].value;
6671: var srchdomain = callingForm.srchdomain.options[callingForm.srchdomain.selectedIndex].value;
6672: var srchterm = callingForm.srchterm.value;
6673: var srchin = callingForm.srchin.options[callingForm.srchin.selectedIndex].value;
1.556 raeburn 6674: var msg = "";
6675:
6676: if (srchterm == "") {
6677: checkok = 0;
1.571 raeburn 6678: msg += "$lt{'youm'}\\n";
1.556 raeburn 6679: }
6680:
1.569 raeburn 6681: if (srchtype== 'begins') {
6682: if (srchterm.length < 2) {
6683: checkok = 0;
1.571 raeburn 6684: msg += "$lt{'thte'}\\n";
1.569 raeburn 6685: }
6686: }
6687:
1.556 raeburn 6688: if (srchtype== 'contains') {
6689: if (srchterm.length < 3) {
6690: checkok = 0;
1.571 raeburn 6691: msg += "$lt{'thet'}\\n";
1.556 raeburn 6692: }
6693: }
6694: if (srchin == 'instd') {
6695: if (srchdomain == '') {
6696: checkok = 0;
1.571 raeburn 6697: msg += "$lt{'yomc'}\\n";
1.556 raeburn 6698: }
6699: }
6700: if (srchin == 'dom') {
6701: if (srchdomain == '') {
6702: checkok = 0;
1.571 raeburn 6703: msg += "$lt{'ymcd'}\\n";
1.556 raeburn 6704: }
6705: }
6706: if (srchby == 'lastfirst') {
6707: if (srchterm.indexOf(",") == -1) {
6708: checkok = 0;
1.571 raeburn 6709: msg += "$lt{'whus'}\\n";
1.556 raeburn 6710: }
6711: if (srchterm.indexOf(",") == srchterm.length -1) {
6712: checkok = 0;
1.571 raeburn 6713: msg += "$lt{'whse'}\\n";
1.556 raeburn 6714: }
6715: }
6716: if (checkok == 0) {
1.571 raeburn 6717: alert("$lt{'thfo'}\\n"+msg);
1.556 raeburn 6718: return;
6719: }
6720: if (checkok == 1) {
1.570 raeburn 6721: callingForm.submit();
1.556 raeburn 6722: }
6723: }
6724:
6725: $newuserscript
6726:
6727: </script>
1.558 albertel 6728:
6729: $new_user_create
6730:
1.555 raeburn 6731: <table>
1.558 albertel 6732: <tr>
1.573 raeburn 6733: <td>$lt{'doma'}:</td>
6734: <td>$domform</td>
6735: </td>
6736: </tr>
6737: <tr>
6738: <td>$lt{'usr'}:</td>
1.563 raeburn 6739: <td>$srchbysel
6740: $srchtypesel
6741: <input type="text" size="15" name="srchterm" value="$srchterm" />
1.564 albertel 6742: $srchinsel
1.563 raeburn 6743: </td>
6744: </tr>
1.555 raeburn 6745: </table>
6746: <br />
6747: END_BLOCK
1.558 albertel 6748:
1.555 raeburn 6749: return $output;
6750: }
6751:
1.612 raeburn 6752: sub user_rule_check {
1.615 raeburn 6753: my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;
1.612 raeburn 6754: my $response;
6755: if (ref($usershash) eq 'HASH') {
6756: foreach my $user (keys(%{$usershash})) {
6757: my ($uname,$udom) = split(/:/,$user);
6758: next if ($udom eq '' || $uname eq '');
1.615 raeburn 6759: my ($id,$newuser);
1.612 raeburn 6760: if (ref($usershash->{$user}) eq 'HASH') {
1.615 raeburn 6761: $newuser = $usershash->{$user}->{'newuser'};
1.612 raeburn 6762: $id = $usershash->{$user}->{'id'};
6763: }
6764: my $inst_response;
6765: if (ref($checks) eq 'HASH') {
6766: if (defined($checks->{'username'})) {
1.615 raeburn 6767: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 6768: &Apache::lonnet::get_instuser($udom,$uname);
6769: } elsif (defined($checks->{'id'})) {
1.615 raeburn 6770: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 6771: &Apache::lonnet::get_instuser($udom,undef,$id);
6772: }
1.615 raeburn 6773: } else {
6774: ($inst_response,%{$inst_results->{$user}}) =
6775: &Apache::lonnet::get_instuser($udom,$uname);
6776: return;
1.612 raeburn 6777: }
1.615 raeburn 6778: if (!$got_rules->{$udom}) {
1.612 raeburn 6779: my %domconfig = &Apache::lonnet::get_dom('configuration',
6780: ['usercreation'],$udom);
6781: if (ref($domconfig{'usercreation'}) eq 'HASH') {
1.615 raeburn 6782: foreach my $item ('username','id') {
1.612 raeburn 6783: if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
6784: $$curr_rules{$udom}{$item} =
6785: $domconfig{'usercreation'}{$item.'_rule'};
1.585 raeburn 6786: }
6787: }
6788: }
1.615 raeburn 6789: $got_rules->{$udom} = 1;
1.585 raeburn 6790: }
1.612 raeburn 6791: foreach my $item (keys(%{$checks})) {
6792: if (ref($$curr_rules{$udom}) eq 'HASH') {
6793: if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {
6794: if (@{$$curr_rules{$udom}{$item}} > 0) {
6795: my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,$$curr_rules{$udom}{$item});
6796: foreach my $rule (@{$$curr_rules{$udom}{$item}}) {
6797: if ($rule_check{$rule}) {
6798: $$rulematch{$user}{$item} = $rule;
6799: if ($inst_response eq 'ok') {
1.615 raeburn 6800: if (ref($inst_results) eq 'HASH') {
6801: if (ref($inst_results->{$user}) eq 'HASH') {
6802: if (keys(%{$inst_results->{$user}}) == 0) {
6803: $$alerts{$item}{$udom}{$uname} = 1;
6804: }
1.612 raeburn 6805: }
6806: }
1.615 raeburn 6807: }
6808: last;
1.585 raeburn 6809: }
6810: }
6811: }
6812: }
6813: }
6814: }
6815: }
6816: }
1.612 raeburn 6817: return;
6818: }
6819:
6820: sub user_rule_formats {
6821: my ($domain,$domdesc,$curr_rules,$check) = @_;
6822: my %text = (
6823: 'username' => 'Usernames',
6824: 'id' => 'IDs',
6825: );
6826: my $output;
6827: my ($rules,$ruleorder) = &Apache::lonnet::inst_userrules($domain,$check);
6828: if ((ref($rules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
6829: if (@{$ruleorder} > 0) {
6830: $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>';
6831: foreach my $rule (@{$ruleorder}) {
6832: if (ref($curr_rules) eq 'ARRAY') {
6833: if (grep(/^\Q$rule\E$/,@{$curr_rules})) {
6834: if (ref($rules->{$rule}) eq 'HASH') {
6835: $output .= '<li>'.$rules->{$rule}{'name'}.': '.
6836: $rules->{$rule}{'desc'}.'</li>';
6837: }
6838: }
6839: }
6840: }
6841: $output .= '</ul>';
6842: }
6843: }
6844: return $output;
6845: }
6846:
6847: sub instrule_disallow_msg {
1.615 raeburn 6848: my ($checkitem,$domdesc,$count,$mode) = @_;
1.612 raeburn 6849: my $response;
6850: my %text = (
6851: item => 'username',
6852: items => 'usernames',
6853: match => 'matches',
6854: do => 'does',
6855: action => 'a username',
6856: one => 'one',
6857: );
6858: if ($count > 1) {
6859: $text{'item'} = 'usernames';
6860: $text{'match'} ='match';
6861: $text{'do'} = 'do';
6862: $text{'action'} = 'usernames',
6863: $text{'one'} = 'ones';
6864: }
6865: if ($checkitem eq 'id') {
6866: $text{'items'} = 'IDs';
6867: $text{'item'} = 'ID';
6868: $text{'action'} = 'an ID';
1.615 raeburn 6869: if ($count > 1) {
6870: $text{'item'} = 'IDs';
6871: $text{'action'} = 'IDs';
6872: }
1.612 raeburn 6873: }
1.674 bisitz 6874: $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 6875: if ($mode eq 'upload') {
6876: if ($checkitem eq 'username') {
6877: $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'}.");
6878: } elsif ($checkitem eq 'id') {
1.674 bisitz 6879: $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 6880: }
1.669 raeburn 6881: } elsif ($mode eq 'selfcreate') {
6882: if ($checkitem eq 'id') {
6883: $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.");
6884: }
1.615 raeburn 6885: } else {
6886: if ($checkitem eq 'username') {
6887: $response .= &mt("You must choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
6888: } elsif ($checkitem eq 'id') {
6889: $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.");
6890: }
1.612 raeburn 6891: }
6892: return $response;
1.585 raeburn 6893: }
6894:
1.624 raeburn 6895: sub personal_data_fieldtitles {
6896: my %fieldtitles = &Apache::lonlocal::texthash (
6897: id => 'Student/Employee ID',
6898: permanentemail => 'E-mail address',
6899: lastname => 'Last Name',
6900: firstname => 'First Name',
6901: middlename => 'Middle Name',
6902: generation => 'Generation',
6903: gen => 'Generation',
6904: );
6905: return %fieldtitles;
6906: }
6907:
1.642 raeburn 6908: sub sorted_inst_types {
6909: my ($dom) = @_;
6910: my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
6911: my $othertitle = &mt('All users');
6912: if ($env{'request.course.id'}) {
1.668 raeburn 6913: $othertitle = &mt('Any users');
1.642 raeburn 6914: }
6915: my @types;
6916: if (ref($order) eq 'ARRAY') {
6917: @types = @{$order};
6918: }
6919: if (@types == 0) {
6920: if (ref($usertypes) eq 'HASH') {
6921: @types = sort(keys(%{$usertypes}));
6922: }
6923: }
6924: if (keys(%{$usertypes}) > 0) {
6925: $othertitle = &mt('Other users');
6926: }
6927: return ($othertitle,$usertypes,\@types);
6928: }
6929:
1.645 raeburn 6930: sub get_institutional_codes {
6931: my ($settings,$allcourses,$LC_code) = @_;
6932: # Get complete list of course sections to update
6933: my @currsections = ();
6934: my @currxlists = ();
6935: my $coursecode = $$settings{'internal.coursecode'};
6936:
6937: if ($$settings{'internal.sectionnums'} ne '') {
6938: @currsections = split(/,/,$$settings{'internal.sectionnums'});
6939: }
6940:
6941: if ($$settings{'internal.crosslistings'} ne '') {
6942: @currxlists = split(/,/,$$settings{'internal.crosslistings'});
6943: }
6944:
6945: if (@currxlists > 0) {
6946: foreach (@currxlists) {
6947: if (m/^([^:]+):(\w*)$/) {
6948: unless (grep/^$1$/,@{$allcourses}) {
6949: push @{$allcourses},$1;
6950: $$LC_code{$1} = $2;
6951: }
6952: }
6953: }
6954: }
6955:
6956: if (@currsections > 0) {
6957: foreach (@currsections) {
6958: if (m/^(\w+):(\w*)$/) {
6959: my $sec = $coursecode.$1;
6960: my $lc_sec = $2;
6961: unless (grep/^$sec$/,@{$allcourses}) {
6962: push @{$allcourses},$sec;
6963: $$LC_code{$sec} = $lc_sec;
6964: }
6965: }
6966: }
6967: }
6968: return;
6969: }
6970:
1.112 bowersj2 6971: =pod
6972:
1.549 albertel 6973: =back
6974:
6975: =head1 HTTP Helpers
6976:
6977: =over 4
6978:
1.648 raeburn 6979: =item * &get_unprocessed_cgi($query,$possible_names)
1.112 bowersj2 6980:
1.258 albertel 6981: Modify the %env hash to contain unprocessed CGI form parameters held in
1.112 bowersj2 6982: $query. The parameters listed in $possible_names (an array reference),
1.258 albertel 6983: will be set in $env{'form.name'} if they do not already exist.
1.112 bowersj2 6984:
6985: Typically called with $ENV{'QUERY_STRING'} as the first parameter.
6986: $possible_names is an ref to an array of form element names. As an example:
6987: get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']);
1.258 albertel 6988: will result in $env{'form.uname'} and $env{'form.udom'} being set.
1.112 bowersj2 6989:
6990: =cut
1.1 albertel 6991:
1.6 albertel 6992: sub get_unprocessed_cgi {
1.25 albertel 6993: my ($query,$possible_names)= @_;
1.26 matthew 6994: # $Apache::lonxml::debug=1;
1.356 albertel 6995: foreach my $pair (split(/&/,$query)) {
6996: my ($name, $value) = split(/=/,$pair);
1.369 www 6997: $name = &unescape($name);
1.25 albertel 6998: if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) {
6999: $value =~ tr/+/ /;
7000: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.258 albertel 7001: unless (defined($env{'form.'.$name})) { &add_to_env('form.'.$name,$value) };
1.25 albertel 7002: }
1.16 harris41 7003: }
1.6 albertel 7004: }
7005:
1.112 bowersj2 7006: =pod
7007:
1.648 raeburn 7008: =item * &cacheheader()
1.112 bowersj2 7009:
7010: returns cache-controlling header code
7011:
7012: =cut
7013:
1.7 albertel 7014: sub cacheheader {
1.258 albertel 7015: unless ($env{'request.method'} eq 'GET') { return ''; }
1.216 albertel 7016: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
7017: my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
1.7 albertel 7018: <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
7019: <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
1.216 albertel 7020: return $output;
1.7 albertel 7021: }
7022:
1.112 bowersj2 7023: =pod
7024:
1.648 raeburn 7025: =item * &no_cache($r)
1.112 bowersj2 7026:
7027: specifies header code to not have cache
7028:
7029: =cut
7030:
1.9 albertel 7031: sub no_cache {
1.216 albertel 7032: my ($r) = @_;
7033: if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
1.258 albertel 7034: $env{'request.method'} ne 'GET') { return ''; }
1.216 albertel 7035: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
7036: $r->no_cache(1);
7037: $r->header_out("Expires" => $date);
7038: $r->header_out("Pragma" => "no-cache");
1.123 www 7039: }
7040:
7041: sub content_type {
1.181 albertel 7042: my ($r,$type,$charset) = @_;
1.299 foxr 7043: if ($r) {
7044: # Note that printout.pl calls this with undef for $r.
7045: &no_cache($r);
7046: }
1.258 albertel 7047: if ($env{'browser.mathml'} && $type eq 'text/html') { $type='text/xml'; }
1.181 albertel 7048: unless ($charset) {
7049: $charset=&Apache::lonlocal::current_encoding;
7050: }
7051: if ($charset) { $type.='; charset='.$charset; }
7052: if ($r) {
7053: $r->content_type($type);
7054: } else {
7055: print("Content-type: $type\n\n");
7056: }
1.9 albertel 7057: }
1.25 albertel 7058:
1.112 bowersj2 7059: =pod
7060:
1.648 raeburn 7061: =item * &add_to_env($name,$value)
1.112 bowersj2 7062:
1.258 albertel 7063: adds $name to the %env hash with value
1.112 bowersj2 7064: $value, if $name already exists, the entry is converted to an array
7065: reference and $value is added to the array.
7066:
7067: =cut
7068:
1.25 albertel 7069: sub add_to_env {
7070: my ($name,$value)=@_;
1.258 albertel 7071: if (defined($env{$name})) {
7072: if (ref($env{$name})) {
1.25 albertel 7073: #already have multiple values
1.258 albertel 7074: push(@{ $env{$name} },$value);
1.25 albertel 7075: } else {
7076: #first time seeing multiple values, convert hash entry to an arrayref
1.258 albertel 7077: my $first=$env{$name};
7078: undef($env{$name});
7079: push(@{ $env{$name} },$first,$value);
1.25 albertel 7080: }
7081: } else {
1.258 albertel 7082: $env{$name}=$value;
1.25 albertel 7083: }
1.31 albertel 7084: }
1.149 albertel 7085:
7086: =pod
7087:
1.648 raeburn 7088: =item * &get_env_multiple($name)
1.149 albertel 7089:
1.258 albertel 7090: gets $name from the %env hash, it seemlessly handles the cases where multiple
1.149 albertel 7091: values may be defined and end up as an array ref.
7092:
7093: returns an array of values
7094:
7095: =cut
7096:
7097: sub get_env_multiple {
7098: my ($name) = @_;
7099: my @values;
1.258 albertel 7100: if (defined($env{$name})) {
1.149 albertel 7101: # exists is it an array
1.258 albertel 7102: if (ref($env{$name})) {
7103: @values=@{ $env{$name} };
1.149 albertel 7104: } else {
1.258 albertel 7105: $values[0]=$env{$name};
1.149 albertel 7106: }
7107: }
7108: return(@values);
7109: }
7110:
1.660 raeburn 7111: sub ask_for_embedded_content {
7112: my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
7113: my $upload_output = '
7114: <form name="upload_embedded" action="'.$actionurl.'"
7115: method="post" enctype="multipart/form-data">';
7116: $upload_output .= $state;
1.661 raeburn 7117: $upload_output .= '<b>Upload embedded files</b>:<br />'.&start_data_table();
1.660 raeburn 7118:
7119: my $num = 0;
7120: foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%{$allfiles})) {
7121: $upload_output .= &start_data_table_row().
7122: '<td>'.$embed_file.'</td><td>';
7123: if ($args->{'ignore_remote_references'}
7124: && $embed_file =~ m{^\w+://}) {
7125: $upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
7126: } elsif ($args->{'error_on_invalid_names'}
7127: && $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
7128:
7129: $upload_output.='<span class="LC_warning">'.&mt("Invalid characters").'</span>';
7130:
7131: } else {
7132: $upload_output .='
1.661 raeburn 7133: <input name="embedded_item_'.$num.'" type="file" value="" />
1.660 raeburn 7134: <input name="embedded_orig_'.$num.'" type="hidden" value="'.&escape($embed_file).'" />';
7135: my $attrib = join(':',@{$$allfiles{$embed_file}});
7136: $upload_output .=
7137: "\n\t\t".
7138: '<input name="embedded_attrib_'.$num.'" type="hidden" value="'.
7139: $attrib.'" />';
7140: if (exists($$codebase{$embed_file})) {
7141: $upload_output .=
7142: "\n\t\t".
7143: '<input name="codebase_'.$num.'" type="hidden" value="'.
7144: &escape($$codebase{$embed_file}).'" />';
7145: }
7146: }
7147: $upload_output .= '</td>'.&Apache::loncommon::end_data_table_row();
7148: $num++;
7149: }
7150: $upload_output .= &Apache::loncommon::end_data_table().'<br />
7151: <input type ="hidden" name="number_embedded_items" value="'.$num.'" />
7152: <input type ="submit" value="'.&mt('Upload Listed Files').'" />
7153: '.&mt('(only files for which a location has been provided will be uploaded)').'
7154: </form>';
7155: return $upload_output;
7156: }
7157:
1.661 raeburn 7158: sub upload_embedded {
7159: my ($context,$dirpath,$uname,$udom,$dir_root,$url_root,$group,$disk_quota,
7160: $current_disk_usage) = @_;
7161: my $output;
7162: for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) {
7163: next if (!exists($env{'form.embedded_item_'.$i.'.filename'}));
7164: my $orig_uploaded_filename =
7165: $env{'form.embedded_item_'.$i.'.filename'};
7166:
7167: $env{'form.embedded_orig_'.$i} =
7168: &unescape($env{'form.embedded_orig_'.$i});
7169: my ($path,$fname) =
7170: ($env{'form.embedded_orig_'.$i} =~ m{(.*/)([^/]*)});
7171: # no path, whole string is fname
7172: if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} };
7173:
7174: $path = $env{'form.currentpath'}.$path;
7175: $fname = &Apache::lonnet::clean_filename($fname);
7176: # See if there is anything left
7177: next if ($fname eq '');
7178:
7179: # Check if file already exists as a file or directory.
7180: my ($state,$msg);
7181: if ($context eq 'portfolio') {
7182: my $port_path = $dirpath;
7183: if ($group ne '') {
7184: $port_path = "groups/$group/$port_path";
7185: }
7186: ($state,$msg) = &check_for_upload($path,$fname,$group,'embedded_item_'.$i,
7187: $dir_root,$port_path,$disk_quota,
7188: $current_disk_usage,$uname,$udom);
7189: if ($state eq 'will_exceed_quota'
7190: || $state eq 'file_locked'
7191: || $state eq 'file_exists' ) {
7192: $output .= $msg;
7193: next;
7194: }
7195: } elsif (($context eq 'author') || ($context eq 'testbank')) {
7196: ($state,$msg) = &check_for_existing($path,$fname,'embedded_item_'.$i);
7197: if ($state eq 'exists') {
7198: $output .= $msg;
7199: next;
7200: }
7201: }
7202: # Check if extension is valid
7203: if (($fname =~ /\.(\w+)$/) &&
7204: (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
7205: $output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1);
7206: next;
7207: } elsif (($fname =~ /\.(\w+)$/) &&
7208: (!defined(&Apache::loncommon::fileembstyle($1)))) {
7209: $output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
7210: next;
7211: } elsif ($fname=~/\.(\d+)\.(\w+)$/) {
7212: $output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2);
7213: next;
7214: }
7215:
7216: $env{'form.embedded_item_'.$i.'.filename'}=$fname;
7217: if ($context eq 'portfolio') {
7218: my $result=
7219: &Apache::lonnet::userfileupload('embedded_item_'.$i,'',
7220: $dirpath.$path);
7221: if ($result !~ m|^/uploaded/|) {
7222: $output .= '<span class="LC_error">'
7223: .&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
7224: ,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
7225: .'</span><br />';
7226: next;
7227: } else {
7228: $output .= '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
7229: $path.$fname.'</span>').'</p>';
7230: }
7231: } else {
7232: # Save the file
7233: my $target = $env{'form.embedded_item_'.$i};
7234: my $fullpath = $dir_root.$dirpath.'/'.$path;
7235: my $dest = $fullpath.$fname;
7236: my $url = $url_root.$dirpath.'/'.$path.$fname;
7237: my @parts=split(/\//,$fullpath);
7238: my $count;
7239: my $filepath = $dir_root;
7240: for ($count=4;$count<=$#parts;$count++) {
7241: $filepath .= "/$parts[$count]";
7242: if ((-e $filepath)!=1) {
7243: mkdir($filepath,0770);
7244: }
7245: }
7246: my $fh;
7247: if (!open($fh,'>'.$dest)) {
7248: &Apache::lonnet::logthis('Failed to create '.$dest);
7249: $output .= '<span class="LC_error">'.
7250: &mt('An error occurred while trying to upload [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7251: '</span><br />';
7252: } else {
7253: if (!print $fh $env{'form.embedded_item_'.$i}) {
7254: &Apache::lonnet::logthis('Failed to write to '.$dest);
7255: $output .= '<span class="LC_error">'.
7256: &mt('An error occurred while writing the file [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7257: '</span><br />';
7258: } else {
7259: if ($context eq 'testbank') {
7260: $output .= &mt('Embedded file uploaded successfully:').
7261: ' <a href="'.$url.'">'.
7262: $orig_uploaded_filename.'</a><br />';
7263: } else {
7264: $output .= '<font size="+2">'.
7265: &mt('View embedded file: [_1]','<a href="'.$url.'">'.
7266: $orig_uploaded_filename.'</a>').'</font><br />';
7267: }
7268: }
7269: close($fh);
7270: }
7271: }
7272: }
7273: return $output;
7274: }
7275:
7276: sub check_for_existing {
7277: my ($path,$fname,$element) = @_;
7278: my ($state,$msg);
7279: if (-d $path.'/'.$fname) {
7280: $state = 'exists';
7281: $msg = &mt('Unable to upload [_1]. A directory by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7282: } elsif (-e $path.'/'.$fname) {
7283: $state = 'exists';
7284: $msg = &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7285: }
7286: if ($state eq 'exists') {
7287: $msg = '<span class="LC_error">'.$msg.'</span><br />';
7288: }
7289: return ($state,$msg);
7290: }
7291:
7292: sub check_for_upload {
7293: my ($path,$fname,$group,$element,$portfolio_root,$port_path,
7294: $disk_quota,$current_disk_usage,$uname,$udom) = @_;
7295: my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
7296: my $getpropath = 1;
7297: my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
7298: $getpropath);
7299: my $found_file = 0;
7300: my $locked_file = 0;
7301: foreach my $line (@dir_list) {
7302: my ($file_name)=split(/\&/,$line,2);
7303: if ($file_name eq $fname){
7304: $file_name = $path.$file_name;
7305: if ($group ne '') {
7306: $file_name = $group.$file_name;
7307: }
7308: $found_file = 1;
7309: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
7310: $locked_file = 1;
7311: }
7312: }
7313: }
7314: if (($current_disk_usage + $filesize) > $disk_quota){
7315: my $msg = '<span class="LC_error">'.
7316: &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
7317: '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
7318: return ('will_exceed_quota',$msg);
7319: } elsif ($found_file) {
7320: if ($locked_file) {
7321: my $msg = '<span class="LC_error">';
7322: $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>');
7323: $msg .= '</span><br />';
7324: $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
7325: return ('file_locked',$msg);
7326: } else {
7327: my $msg = '<span class="LC_error">';
7328: $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'});
7329: $msg .= '</span>';
7330: $msg .= '<br />';
7331: $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
7332: return ('file_exists',$msg);
7333: }
7334: }
7335: }
7336:
1.31 albertel 7337:
1.41 ng 7338: =pod
1.45 matthew 7339:
1.464 albertel 7340: =back
1.41 ng 7341:
1.112 bowersj2 7342: =head1 CSV Upload/Handling functions
1.38 albertel 7343:
1.41 ng 7344: =over 4
7345:
1.648 raeburn 7346: =item * &upfile_store($r)
1.41 ng 7347:
7348: Store uploaded file, $r should be the HTTP Request object,
1.258 albertel 7349: needs $env{'form.upfile'}
1.41 ng 7350: returns $datatoken to be put into hidden field
7351:
7352: =cut
1.31 albertel 7353:
7354: sub upfile_store {
7355: my $r=shift;
1.258 albertel 7356: $env{'form.upfile'}=~s/\r/\n/gs;
7357: $env{'form.upfile'}=~s/\f/\n/gs;
7358: $env{'form.upfile'}=~s/\n+/\n/gs;
7359: $env{'form.upfile'}=~s/\n+$//gs;
1.31 albertel 7360:
1.258 albertel 7361: my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
7362: '_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
1.31 albertel 7363: {
1.158 raeburn 7364: my $datafile = $r->dir_config('lonDaemons').
7365: '/tmp/'.$datatoken.'.tmp';
7366: if ( open(my $fh,">$datafile") ) {
1.258 albertel 7367: print $fh $env{'form.upfile'};
1.158 raeburn 7368: close($fh);
7369: }
1.31 albertel 7370: }
7371: return $datatoken;
7372: }
7373:
1.56 matthew 7374: =pod
7375:
1.648 raeburn 7376: =item * &load_tmp_file($r)
1.41 ng 7377:
7378: Load uploaded file from tmp, $r should be the HTTP Request object,
1.258 albertel 7379: needs $env{'form.datatoken'},
7380: sets $env{'form.upfile'} to the contents of the file
1.41 ng 7381:
7382: =cut
1.31 albertel 7383:
7384: sub load_tmp_file {
7385: my $r=shift;
7386: my @studentdata=();
7387: {
1.158 raeburn 7388: my $studentfile = $r->dir_config('lonDaemons').
1.258 albertel 7389: '/tmp/'.$env{'form.datatoken'}.'.tmp';
1.158 raeburn 7390: if ( open(my $fh,"<$studentfile") ) {
7391: @studentdata=<$fh>;
7392: close($fh);
7393: }
1.31 albertel 7394: }
1.258 albertel 7395: $env{'form.upfile'}=join('',@studentdata);
1.31 albertel 7396: }
7397:
1.56 matthew 7398: =pod
7399:
1.648 raeburn 7400: =item * &upfile_record_sep()
1.41 ng 7401:
7402: Separate uploaded file into records
7403: returns array of records,
1.258 albertel 7404: needs $env{'form.upfile'} and $env{'form.upfiletype'}
1.41 ng 7405:
7406: =cut
1.31 albertel 7407:
7408: sub upfile_record_sep {
1.258 albertel 7409: if ($env{'form.upfiletype'} eq 'xml') {
1.31 albertel 7410: } else {
1.248 albertel 7411: my @records;
1.258 albertel 7412: foreach my $line (split(/\n/,$env{'form.upfile'})) {
1.248 albertel 7413: if ($line=~/^\s*$/) { next; }
7414: push(@records,$line);
7415: }
7416: return @records;
1.31 albertel 7417: }
7418: }
7419:
1.56 matthew 7420: =pod
7421:
1.648 raeburn 7422: =item * &record_sep($record)
1.41 ng 7423:
1.258 albertel 7424: Separate a record into fields $record should be an item from the upfile_record_sep(), needs $env{'form.upfiletype'}
1.41 ng 7425:
7426: =cut
7427:
1.263 www 7428: sub takeleft {
7429: my $index=shift;
7430: return substr('0000'.$index,-4,4);
7431: }
7432:
1.31 albertel 7433: sub record_sep {
7434: my $record=shift;
7435: my %components=();
1.258 albertel 7436: if ($env{'form.upfiletype'} eq 'xml') {
7437: } elsif ($env{'form.upfiletype'} eq 'space') {
1.31 albertel 7438: my $i=0;
1.356 albertel 7439: foreach my $field (split(/\s+/,$record)) {
1.31 albertel 7440: $field=~s/^(\"|\')//;
7441: $field=~s/(\"|\')$//;
1.263 www 7442: $components{&takeleft($i)}=$field;
1.31 albertel 7443: $i++;
7444: }
1.258 albertel 7445: } elsif ($env{'form.upfiletype'} eq 'tab') {
1.31 albertel 7446: my $i=0;
1.356 albertel 7447: foreach my $field (split(/\t/,$record)) {
1.31 albertel 7448: $field=~s/^(\"|\')//;
7449: $field=~s/(\"|\')$//;
1.263 www 7450: $components{&takeleft($i)}=$field;
1.31 albertel 7451: $i++;
7452: }
7453: } else {
1.561 www 7454: my $separator=',';
1.480 banghart 7455: if ($env{'form.upfiletype'} eq 'semisv') {
1.561 www 7456: $separator=';';
1.480 banghart 7457: }
1.31 albertel 7458: my $i=0;
1.561 www 7459: # the character we are looking for to indicate the end of a quote or a record
7460: my $looking_for=$separator;
7461: # do not add the characters to the fields
7462: my $ignore=0;
7463: # we just encountered a separator (or the beginning of the record)
7464: my $just_found_separator=1;
7465: # store the field we are working on here
7466: my $field='';
7467: # work our way through all characters in record
7468: foreach my $character ($record=~/(.)/g) {
7469: if ($character eq $looking_for) {
7470: if ($character ne $separator) {
7471: # Found the end of a quote, again looking for separator
7472: $looking_for=$separator;
7473: $ignore=1;
7474: } else {
7475: # Found a separator, store away what we got
7476: $components{&takeleft($i)}=$field;
7477: $i++;
7478: $just_found_separator=1;
7479: $ignore=0;
7480: $field='';
7481: }
7482: next;
7483: }
7484: # single or double quotation marks after a separator indicate beginning of a quote
7485: # we are now looking for the end of the quote and need to ignore separators
7486: if ((($character eq '"') || ($character eq "'")) && ($just_found_separator)) {
7487: $looking_for=$character;
7488: next;
7489: }
7490: # ignore would be true after we reached the end of a quote
7491: if ($ignore) { next; }
7492: if (($just_found_separator) && ($character=~/\s/)) { next; }
7493: $field.=$character;
7494: $just_found_separator=0;
1.31 albertel 7495: }
1.561 www 7496: # catch the very last entry, since we never encountered the separator
7497: $components{&takeleft($i)}=$field;
1.31 albertel 7498: }
7499: return %components;
7500: }
7501:
1.144 matthew 7502: ######################################################
7503: ######################################################
7504:
1.56 matthew 7505: =pod
7506:
1.648 raeburn 7507: =item * &upfile_select_html()
1.41 ng 7508:
1.144 matthew 7509: Return HTML code to select a file from the users machine and specify
7510: the file type.
1.41 ng 7511:
7512: =cut
7513:
1.144 matthew 7514: ######################################################
7515: ######################################################
1.31 albertel 7516: sub upfile_select_html {
1.144 matthew 7517: my %Types = (
7518: csv => &mt('CSV (comma separated values, spreadsheet)'),
1.480 banghart 7519: semisv => &mt('Semicolon separated values'),
1.144 matthew 7520: space => &mt('Space separated'),
7521: tab => &mt('Tabulator separated'),
7522: # xml => &mt('HTML/XML'),
7523: );
7524: my $Str = '<input type="file" name="upfile" size="50" />'.
7525: '<br />Type: <select name="upfiletype">';
7526: foreach my $type (sort(keys(%Types))) {
7527: $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
7528: }
7529: $Str .= "</select>\n";
7530: return $Str;
1.31 albertel 7531: }
7532:
1.301 albertel 7533: sub get_samples {
7534: my ($records,$toget) = @_;
7535: my @samples=({});
7536: my $got=0;
7537: foreach my $rec (@$records) {
7538: my %temp = &record_sep($rec);
7539: if (! grep(/\S/, values(%temp))) { next; }
7540: if (%temp) {
7541: $samples[$got]=\%temp;
7542: $got++;
7543: if ($got == $toget) { last; }
7544: }
7545: }
7546: return \@samples;
7547: }
7548:
1.144 matthew 7549: ######################################################
7550: ######################################################
7551:
1.56 matthew 7552: =pod
7553:
1.648 raeburn 7554: =item * &csv_print_samples($r,$records)
1.41 ng 7555:
7556: Prints a table of sample values from each column uploaded $r is an
7557: Apache Request ref, $records is an arrayref from
7558: &Apache::loncommon::upfile_record_sep
7559:
7560: =cut
7561:
1.144 matthew 7562: ######################################################
7563: ######################################################
1.31 albertel 7564: sub csv_print_samples {
7565: my ($r,$records) = @_;
1.662 bisitz 7566: my $samples = &get_samples($records,5);
1.301 albertel 7567:
1.594 raeburn 7568: $r->print(&mt('Samples').'<br />'.&start_data_table().
7569: &start_data_table_header_row());
1.356 albertel 7570: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
7571: $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
1.594 raeburn 7572: $r->print(&end_data_table_header_row());
1.301 albertel 7573: foreach my $hash (@$samples) {
1.594 raeburn 7574: $r->print(&start_data_table_row());
1.356 albertel 7575: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
1.31 albertel 7576: $r->print('<td>');
1.356 albertel 7577: if (defined($$hash{$sample})) { $r->print($$hash{$sample}); }
1.31 albertel 7578: $r->print('</td>');
7579: }
1.594 raeburn 7580: $r->print(&end_data_table_row());
1.31 albertel 7581: }
1.594 raeburn 7582: $r->print(&end_data_table().'<br />'."\n");
1.31 albertel 7583: }
7584:
1.144 matthew 7585: ######################################################
7586: ######################################################
7587:
1.56 matthew 7588: =pod
7589:
1.648 raeburn 7590: =item * &csv_print_select_table($r,$records,$d)
1.41 ng 7591:
7592: Prints a table to create associations between values and table columns.
1.144 matthew 7593:
1.41 ng 7594: $r is an Apache Request ref,
7595: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
1.174 matthew 7596: $d is an array of 2 element arrays (internal name, displayed name,defaultcol)
1.41 ng 7597:
7598: =cut
7599:
1.144 matthew 7600: ######################################################
7601: ######################################################
1.31 albertel 7602: sub csv_print_select_table {
7603: my ($r,$records,$d) = @_;
1.301 albertel 7604: my $i=0;
7605: my $samples = &get_samples($records,1);
1.144 matthew 7606: $r->print(&mt('Associate columns with student attributes.')."\n".
1.594 raeburn 7607: &start_data_table().&start_data_table_header_row().
1.144 matthew 7608: '<th>'.&mt('Attribute').'</th>'.
1.594 raeburn 7609: '<th>'.&mt('Column').'</th>'.
7610: &end_data_table_header_row()."\n");
1.356 albertel 7611: foreach my $array_ref (@$d) {
7612: my ($value,$display,$defaultcol)=@{ $array_ref };
1.594 raeburn 7613: $r->print(&start_data_table_row().'<tr><td>'.$display.'</td>');
1.31 albertel 7614:
7615: $r->print('<td><select name=f'.$i.
1.32 matthew 7616: ' onchange="javascript:flip(this.form,'.$i.');">');
1.31 albertel 7617: $r->print('<option value="none"></option>');
1.356 albertel 7618: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
7619: $r->print('<option value="'.$sample.'"'.
7620: ($sample eq $defaultcol ? ' selected="selected" ' : '').
1.662 bisitz 7621: '>'.&mt('Column [_1]',($sample+1)).'</option>');
1.31 albertel 7622: }
1.594 raeburn 7623: $r->print('</select></td>'.&end_data_table_row()."\n");
1.31 albertel 7624: $i++;
7625: }
1.594 raeburn 7626: $r->print(&end_data_table());
1.31 albertel 7627: $i--;
7628: return $i;
7629: }
1.56 matthew 7630:
1.144 matthew 7631: ######################################################
7632: ######################################################
7633:
1.56 matthew 7634: =pod
1.31 albertel 7635:
1.648 raeburn 7636: =item * &csv_samples_select_table($r,$records,$d)
1.41 ng 7637:
7638: Prints a table of sample values from the upload and can make associate samples to internal names.
7639:
7640: $r is an Apache Request ref,
7641: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
7642: $d is an array of 2 element arrays (internal name, displayed name)
7643:
7644: =cut
7645:
1.144 matthew 7646: ######################################################
7647: ######################################################
1.31 albertel 7648: sub csv_samples_select_table {
7649: my ($r,$records,$d) = @_;
7650: my $i=0;
1.144 matthew 7651: #
1.662 bisitz 7652: my $max_samples = 5;
7653: my $samples = &get_samples($records,$max_samples);
1.594 raeburn 7654: $r->print(&start_data_table().
7655: &start_data_table_header_row().'<th>'.
7656: &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
7657: &end_data_table_header_row());
1.301 albertel 7658:
7659: foreach my $key (sort(keys(%{ $samples->[0] }))) {
1.594 raeburn 7660: $r->print(&start_data_table_row().'<td><select name="f'.$i.'"'.
1.32 matthew 7661: ' onchange="javascript:flip(this.form,'.$i.');">');
1.301 albertel 7662: foreach my $option (@$d) {
7663: my ($value,$display,$defaultcol)=@{ $option };
1.174 matthew 7664: $r->print('<option value="'.$value.'"'.
1.253 albertel 7665: ($i eq $defaultcol ? ' selected="selected" ':'').'>'.
1.174 matthew 7666: $display.'</option>');
1.31 albertel 7667: }
7668: $r->print('</select></td><td>');
1.662 bisitz 7669: foreach my $line (0..($max_samples-1)) {
1.301 albertel 7670: if (defined($samples->[$line]{$key})) {
7671: $r->print($samples->[$line]{$key}."<br />\n");
7672: }
7673: }
1.594 raeburn 7674: $r->print('</td>'.&end_data_table_row());
1.31 albertel 7675: $i++;
7676: }
1.594 raeburn 7677: $r->print(&end_data_table());
1.31 albertel 7678: $i--;
7679: return($i);
1.115 matthew 7680: }
7681:
1.144 matthew 7682: ######################################################
7683: ######################################################
7684:
1.115 matthew 7685: =pod
7686:
1.648 raeburn 7687: =item * &clean_excel_name($name)
1.115 matthew 7688:
7689: Returns a replacement for $name which does not contain any illegal characters.
7690:
7691: =cut
7692:
1.144 matthew 7693: ######################################################
7694: ######################################################
1.115 matthew 7695: sub clean_excel_name {
7696: my ($name) = @_;
7697: $name =~ s/[:\*\?\/\\]//g;
7698: if (length($name) > 31) {
7699: $name = substr($name,0,31);
7700: }
7701: return $name;
1.25 albertel 7702: }
1.84 albertel 7703:
1.85 albertel 7704: =pod
7705:
1.648 raeburn 7706: =item * &check_if_partid_hidden($id,$symb,$udom,$uname)
1.85 albertel 7707:
7708: Returns either 1 or undef
7709:
7710: 1 if the part is to be hidden, undef if it is to be shown
7711:
7712: Arguments are:
7713:
7714: $id the id of the part to be checked
7715: $symb, optional the symb of the resource to check
7716: $udom, optional the domain of the user to check for
7717: $uname, optional the username of the user to check for
7718:
7719: =cut
1.84 albertel 7720:
7721: sub check_if_partid_hidden {
7722: my ($id,$symb,$udom,$uname) = @_;
1.133 albertel 7723: my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts',
1.84 albertel 7724: $symb,$udom,$uname);
1.141 albertel 7725: my $truth=1;
7726: #if the string starts with !, then the list is the list to show not hide
7727: if ($hiddenparts=~s/^\s*!//) { $truth=undef; }
1.84 albertel 7728: my @hiddenlist=split(/,/,$hiddenparts);
7729: foreach my $checkid (@hiddenlist) {
1.141 albertel 7730: if ($checkid =~ /^\s*\Q$id\E\s*$/) { return $truth; }
1.84 albertel 7731: }
1.141 albertel 7732: return !$truth;
1.84 albertel 7733: }
1.127 matthew 7734:
1.138 matthew 7735:
7736: ############################################################
7737: ############################################################
7738:
7739: =pod
7740:
1.157 matthew 7741: =back
7742:
1.138 matthew 7743: =head1 cgi-bin script and graphing routines
7744:
1.157 matthew 7745: =over 4
7746:
1.648 raeburn 7747: =item * &get_cgi_id()
1.138 matthew 7748:
7749: Inputs: none
7750:
7751: Returns an id which can be used to pass environment variables
7752: to various cgi-bin scripts. These environment variables will
7753: be removed from the users environment after a given time by
7754: the routine &Apache::lonnet::transfer_profile_to_env.
7755:
7756: =cut
7757:
7758: ############################################################
7759: ############################################################
1.152 albertel 7760: my $uniq=0;
1.136 matthew 7761: sub get_cgi_id {
1.154 albertel 7762: $uniq=($uniq+1)%100000;
1.280 albertel 7763: return (time.'_'.$$.'_'.$uniq);
1.136 matthew 7764: }
7765:
1.127 matthew 7766: ############################################################
7767: ############################################################
7768:
7769: =pod
7770:
1.648 raeburn 7771: =item * &DrawBarGraph()
1.127 matthew 7772:
1.138 matthew 7773: Facilitates the plotting of data in a (stacked) bar graph.
7774: Puts plot definition data into the users environment in order for
7775: graph.png to plot it. Returns an <img> tag for the plot.
7776: The bars on the plot are labeled '1','2',...,'n'.
7777:
7778: Inputs:
7779:
7780: =over 4
7781:
7782: =item $Title: string, the title of the plot
7783:
7784: =item $xlabel: string, text describing the X-axis of the plot
7785:
7786: =item $ylabel: string, text describing the Y-axis of the plot
7787:
7788: =item $Max: scalar, the maximum Y value to use in the plot
7789: If $Max is < any data point, the graph will not be rendered.
7790:
1.140 matthew 7791: =item $colors: array ref holding the colors to be used for the data sets when
1.138 matthew 7792: they are plotted. If undefined, default values will be used.
7793:
1.178 matthew 7794: =item $labels: array ref holding the labels to use on the x-axis for the bars.
7795:
1.138 matthew 7796: =item @Values: An array of array references. Each array reference holds data
7797: to be plotted in a stacked bar chart.
7798:
1.239 matthew 7799: =item If the final element of @Values is a hash reference the key/value
7800: pairs will be added to the graph definition.
7801:
1.138 matthew 7802: =back
7803:
7804: Returns:
7805:
7806: An <img> tag which references graph.png and the appropriate identifying
7807: information for the plot.
7808:
1.127 matthew 7809: =cut
7810:
7811: ############################################################
7812: ############################################################
1.134 matthew 7813: sub DrawBarGraph {
1.178 matthew 7814: my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
1.134 matthew 7815: #
7816: if (! defined($colors)) {
7817: $colors = ['#33ff00',
7818: '#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
7819: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
7820: ];
7821: }
1.228 matthew 7822: my $extra_settings = {};
7823: if (ref($Values[-1]) eq 'HASH') {
7824: $extra_settings = pop(@Values);
7825: }
1.127 matthew 7826: #
1.136 matthew 7827: my $identifier = &get_cgi_id();
7828: my $id = 'cgi.'.$identifier;
1.129 matthew 7829: if (! @Values || ref($Values[0]) ne 'ARRAY') {
1.127 matthew 7830: return '';
7831: }
1.225 matthew 7832: #
7833: my @Labels;
7834: if (defined($labels)) {
7835: @Labels = @$labels;
7836: } else {
7837: for (my $i=0;$i<@{$Values[0]};$i++) {
7838: push (@Labels,$i+1);
7839: }
7840: }
7841: #
1.129 matthew 7842: my $NumBars = scalar(@{$Values[0]});
1.225 matthew 7843: if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
1.129 matthew 7844: my %ValuesHash;
7845: my $NumSets=1;
7846: foreach my $array (@Values) {
7847: next if (! ref($array));
1.136 matthew 7848: $ValuesHash{$id.'.data.'.$NumSets++} =
1.132 matthew 7849: join(',',@$array);
1.129 matthew 7850: }
1.127 matthew 7851: #
1.136 matthew 7852: my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
1.225 matthew 7853: if ($NumBars < 3) {
7854: $width = 120+$NumBars*32;
1.220 matthew 7855: $xskip = 1;
1.225 matthew 7856: $bar_width = 30;
7857: } elsif ($NumBars < 5) {
7858: $width = 120+$NumBars*20;
7859: $xskip = 1;
7860: $bar_width = 20;
1.220 matthew 7861: } elsif ($NumBars < 10) {
1.136 matthew 7862: $width = 120+$NumBars*15;
7863: $xskip = 1;
7864: $bar_width = 15;
7865: } elsif ($NumBars <= 25) {
7866: $width = 120+$NumBars*11;
7867: $xskip = 5;
7868: $bar_width = 8;
7869: } elsif ($NumBars <= 50) {
7870: $width = 120+$NumBars*8;
7871: $xskip = 5;
7872: $bar_width = 4;
7873: } else {
7874: $width = 120+$NumBars*8;
7875: $xskip = 5;
7876: $bar_width = 4;
7877: }
7878: #
1.137 matthew 7879: $Max = 1 if ($Max < 1);
7880: if ( int($Max) < $Max ) {
7881: $Max++;
7882: $Max = int($Max);
7883: }
1.127 matthew 7884: $Title = '' if (! defined($Title));
7885: $xlabel = '' if (! defined($xlabel));
7886: $ylabel = '' if (! defined($ylabel));
1.369 www 7887: $ValuesHash{$id.'.title'} = &escape($Title);
7888: $ValuesHash{$id.'.xlabel'} = &escape($xlabel);
7889: $ValuesHash{$id.'.ylabel'} = &escape($ylabel);
1.137 matthew 7890: $ValuesHash{$id.'.y_max_value'} = $Max;
1.136 matthew 7891: $ValuesHash{$id.'.NumBars'} = $NumBars;
7892: $ValuesHash{$id.'.NumSets'} = $NumSets;
7893: $ValuesHash{$id.'.PlotType'} = 'bar';
7894: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
7895: $ValuesHash{$id.'.height'} = $height;
7896: $ValuesHash{$id.'.width'} = $width;
7897: $ValuesHash{$id.'.xskip'} = $xskip;
7898: $ValuesHash{$id.'.bar_width'} = $bar_width;
7899: $ValuesHash{$id.'.labels'} = join(',',@Labels);
1.127 matthew 7900: #
1.228 matthew 7901: # Deal with other parameters
7902: while (my ($key,$value) = each(%$extra_settings)) {
7903: $ValuesHash{$id.'.'.$key} = $value;
7904: }
7905: #
1.646 raeburn 7906: &Apache::lonnet::appenv(\%ValuesHash);
1.137 matthew 7907: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
7908: }
7909:
7910: ############################################################
7911: ############################################################
7912:
7913: =pod
7914:
1.648 raeburn 7915: =item * &DrawXYGraph()
1.137 matthew 7916:
1.138 matthew 7917: Facilitates the plotting of data in an XY graph.
7918: Puts plot definition data into the users environment in order for
7919: graph.png to plot it. Returns an <img> tag for the plot.
7920:
7921: Inputs:
7922:
7923: =over 4
7924:
7925: =item $Title: string, the title of the plot
7926:
7927: =item $xlabel: string, text describing the X-axis of the plot
7928:
7929: =item $ylabel: string, text describing the Y-axis of the plot
7930:
7931: =item $Max: scalar, the maximum Y value to use in the plot
7932: If $Max is < any data point, the graph will not be rendered.
7933:
7934: =item $colors: Array ref containing the hex color codes for the data to be
7935: plotted in. If undefined, default values will be used.
7936:
7937: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
7938:
7939: =item $Ydata: Array ref containing Array refs.
1.185 www 7940: Each of the contained arrays will be plotted as a separate curve.
1.138 matthew 7941:
7942: =item %Values: hash indicating or overriding any default values which are
7943: passed to graph.png.
7944: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
7945:
7946: =back
7947:
7948: Returns:
7949:
7950: An <img> tag which references graph.png and the appropriate identifying
7951: information for the plot.
7952:
1.137 matthew 7953: =cut
7954:
7955: ############################################################
7956: ############################################################
7957: sub DrawXYGraph {
7958: my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_;
7959: #
7960: # Create the identifier for the graph
7961: my $identifier = &get_cgi_id();
7962: my $id = 'cgi.'.$identifier;
7963: #
7964: $Title = '' if (! defined($Title));
7965: $xlabel = '' if (! defined($xlabel));
7966: $ylabel = '' if (! defined($ylabel));
7967: my %ValuesHash =
7968: (
1.369 www 7969: $id.'.title' => &escape($Title),
7970: $id.'.xlabel' => &escape($xlabel),
7971: $id.'.ylabel' => &escape($ylabel),
1.137 matthew 7972: $id.'.y_max_value'=> $Max,
7973: $id.'.labels' => join(',',@$Xlabels),
7974: $id.'.PlotType' => 'XY',
7975: );
7976: #
7977: if (defined($colors) && ref($colors) eq 'ARRAY') {
7978: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
7979: }
7980: #
7981: if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') {
7982: return '';
7983: }
7984: my $NumSets=1;
1.138 matthew 7985: foreach my $array (@{$Ydata}){
1.137 matthew 7986: next if (! ref($array));
7987: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
7988: }
1.138 matthew 7989: $ValuesHash{$id.'.NumSets'} = $NumSets-1;
1.137 matthew 7990: #
7991: # Deal with other parameters
7992: while (my ($key,$value) = each(%Values)) {
7993: $ValuesHash{$id.'.'.$key} = $value;
1.127 matthew 7994: }
7995: #
1.646 raeburn 7996: &Apache::lonnet::appenv(\%ValuesHash);
1.136 matthew 7997: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
7998: }
7999:
8000: ############################################################
8001: ############################################################
8002:
8003: =pod
8004:
1.648 raeburn 8005: =item * &DrawXYYGraph()
1.138 matthew 8006:
8007: Facilitates the plotting of data in an XY graph with two Y axes.
8008: Puts plot definition data into the users environment in order for
8009: graph.png to plot it. Returns an <img> tag for the plot.
8010:
8011: Inputs:
8012:
8013: =over 4
8014:
8015: =item $Title: string, the title of the plot
8016:
8017: =item $xlabel: string, text describing the X-axis of the plot
8018:
8019: =item $ylabel: string, text describing the Y-axis of the plot
8020:
8021: =item $colors: Array ref containing the hex color codes for the data to be
8022: plotted in. If undefined, default values will be used.
8023:
8024: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8025:
8026: =item $Ydata1: The first data set
8027:
8028: =item $Min1: The minimum value of the left Y-axis
8029:
8030: =item $Max1: The maximum value of the left Y-axis
8031:
8032: =item $Ydata2: The second data set
8033:
8034: =item $Min2: The minimum value of the right Y-axis
8035:
8036: =item $Max2: The maximum value of the left Y-axis
8037:
8038: =item %Values: hash indicating or overriding any default values which are
8039: passed to graph.png.
8040: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8041:
8042: =back
8043:
8044: Returns:
8045:
8046: An <img> tag which references graph.png and the appropriate identifying
8047: information for the plot.
1.136 matthew 8048:
8049: =cut
8050:
8051: ############################################################
8052: ############################################################
1.137 matthew 8053: sub DrawXYYGraph {
8054: my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1,
8055: $Ydata2,$Min2,$Max2,%Values)=@_;
1.136 matthew 8056: #
8057: # Create the identifier for the graph
8058: my $identifier = &get_cgi_id();
8059: my $id = 'cgi.'.$identifier;
8060: #
8061: $Title = '' if (! defined($Title));
8062: $xlabel = '' if (! defined($xlabel));
8063: $ylabel = '' if (! defined($ylabel));
8064: my %ValuesHash =
8065: (
1.369 www 8066: $id.'.title' => &escape($Title),
8067: $id.'.xlabel' => &escape($xlabel),
8068: $id.'.ylabel' => &escape($ylabel),
1.136 matthew 8069: $id.'.labels' => join(',',@$Xlabels),
8070: $id.'.PlotType' => 'XY',
8071: $id.'.NumSets' => 2,
1.137 matthew 8072: $id.'.two_axes' => 1,
8073: $id.'.y1_max_value' => $Max1,
8074: $id.'.y1_min_value' => $Min1,
8075: $id.'.y2_max_value' => $Max2,
8076: $id.'.y2_min_value' => $Min2,
1.136 matthew 8077: );
8078: #
1.137 matthew 8079: if (defined($colors) && ref($colors) eq 'ARRAY') {
8080: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8081: }
8082: #
8083: if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' ||
8084: ! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){
1.136 matthew 8085: return '';
8086: }
8087: my $NumSets=1;
1.137 matthew 8088: foreach my $array ($Ydata1,$Ydata2){
1.136 matthew 8089: next if (! ref($array));
8090: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
1.137 matthew 8091: }
8092: #
8093: # Deal with other parameters
8094: while (my ($key,$value) = each(%Values)) {
8095: $ValuesHash{$id.'.'.$key} = $value;
1.136 matthew 8096: }
8097: #
1.646 raeburn 8098: &Apache::lonnet::appenv(\%ValuesHash);
1.130 albertel 8099: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
1.139 matthew 8100: }
8101:
8102: ############################################################
8103: ############################################################
8104:
8105: =pod
8106:
1.157 matthew 8107: =back
8108:
1.139 matthew 8109: =head1 Statistics helper routines?
8110:
8111: Bad place for them but what the hell.
8112:
1.157 matthew 8113: =over 4
8114:
1.648 raeburn 8115: =item * &chartlink()
1.139 matthew 8116:
8117: Returns a link to the chart for a specific student.
8118:
8119: Inputs:
8120:
8121: =over 4
8122:
8123: =item $linktext: The text of the link
8124:
8125: =item $sname: The students username
8126:
8127: =item $sdomain: The students domain
8128:
8129: =back
8130:
1.157 matthew 8131: =back
8132:
1.139 matthew 8133: =cut
8134:
8135: ############################################################
8136: ############################################################
8137: sub chartlink {
8138: my ($linktext, $sname, $sdomain) = @_;
8139: my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
1.369 www 8140: '&SelectedStudent='.&escape($sname.':'.$sdomain).
1.219 albertel 8141: '&chartoutputmode='.HTML::Entities::encode('html, with all links').
1.139 matthew 8142: '">'.$linktext.'</a>';
1.153 matthew 8143: }
8144:
8145: #######################################################
8146: #######################################################
8147:
8148: =pod
8149:
8150: =head1 Course Environment Routines
1.157 matthew 8151:
8152: =over 4
1.153 matthew 8153:
1.648 raeburn 8154: =item * &restore_course_settings()
1.153 matthew 8155:
1.648 raeburn 8156: =item * &store_course_settings()
1.153 matthew 8157:
8158: Restores/Store indicated form parameters from the course environment.
8159: Will not overwrite existing values of the form parameters.
8160:
8161: Inputs:
8162: a scalar describing the data (e.g. 'chart', 'problem_analysis')
8163:
8164: a hash ref describing the data to be stored. For example:
8165:
8166: %Save_Parameters = ('Status' => 'scalar',
8167: 'chartoutputmode' => 'scalar',
8168: 'chartoutputdata' => 'scalar',
8169: 'Section' => 'array',
1.373 raeburn 8170: 'Group' => 'array',
1.153 matthew 8171: 'StudentData' => 'array',
8172: 'Maps' => 'array');
8173:
8174: Returns: both routines return nothing
8175:
1.631 raeburn 8176: =back
8177:
1.153 matthew 8178: =cut
8179:
8180: #######################################################
8181: #######################################################
8182: sub store_course_settings {
1.496 albertel 8183: return &store_settings($env{'request.course.id'},@_);
8184: }
8185:
8186: sub store_settings {
1.153 matthew 8187: # save to the environment
8188: # appenv the same items, just to be safe
1.300 albertel 8189: my $udom = $env{'user.domain'};
8190: my $uname = $env{'user.name'};
1.496 albertel 8191: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8192: my %SaveHash;
8193: my %AppHash;
8194: while (my ($setting,$type) = each(%$Settings)) {
1.496 albertel 8195: my $basename = join('.','internal',$context,$prefix,$setting);
1.300 albertel 8196: my $envname = 'environment.'.$basename;
1.258 albertel 8197: if (exists($env{'form.'.$setting})) {
1.153 matthew 8198: # Save this value away
8199: if ($type eq 'scalar' &&
1.258 albertel 8200: (! exists($env{$envname}) ||
8201: $env{$envname} ne $env{'form.'.$setting})) {
8202: $SaveHash{$basename} = $env{'form.'.$setting};
8203: $AppHash{$envname} = $env{'form.'.$setting};
1.153 matthew 8204: } elsif ($type eq 'array') {
8205: my $stored_form;
1.258 albertel 8206: if (ref($env{'form.'.$setting})) {
1.153 matthew 8207: $stored_form = join(',',
8208: map {
1.369 www 8209: &escape($_);
1.258 albertel 8210: } sort(@{$env{'form.'.$setting}}));
1.153 matthew 8211: } else {
8212: $stored_form =
1.369 www 8213: &escape($env{'form.'.$setting});
1.153 matthew 8214: }
8215: # Determine if the array contents are the same.
1.258 albertel 8216: if ($stored_form ne $env{$envname}) {
1.153 matthew 8217: $SaveHash{$basename} = $stored_form;
8218: $AppHash{$envname} = $stored_form;
8219: }
8220: }
8221: }
8222: }
8223: my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
1.300 albertel 8224: $udom,$uname);
1.153 matthew 8225: if ($put_result !~ /^(ok|delayed)/) {
8226: &Apache::lonnet::logthis('unable to save form parameters, '.
8227: 'got error:'.$put_result);
8228: }
8229: # Make sure these settings stick around in this session, too
1.646 raeburn 8230: &Apache::lonnet::appenv(\%AppHash);
1.153 matthew 8231: return;
8232: }
8233:
8234: sub restore_course_settings {
1.499 albertel 8235: return &restore_settings($env{'request.course.id'},@_);
1.496 albertel 8236: }
8237:
8238: sub restore_settings {
8239: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8240: while (my ($setting,$type) = each(%$Settings)) {
1.258 albertel 8241: next if (exists($env{'form.'.$setting}));
1.496 albertel 8242: my $envname = 'environment.internal.'.$context.'.'.$prefix.
1.153 matthew 8243: '.'.$setting;
1.258 albertel 8244: if (exists($env{$envname})) {
1.153 matthew 8245: if ($type eq 'scalar') {
1.258 albertel 8246: $env{'form.'.$setting} = $env{$envname};
1.153 matthew 8247: } elsif ($type eq 'array') {
1.258 albertel 8248: $env{'form.'.$setting} = [
1.153 matthew 8249: map {
1.369 www 8250: &unescape($_);
1.258 albertel 8251: } split(',',$env{$envname})
1.153 matthew 8252: ];
8253: }
8254: }
8255: }
1.127 matthew 8256: }
8257:
1.618 raeburn 8258: #######################################################
8259: #######################################################
8260:
8261: =pod
8262:
8263: =head1 Domain E-mail Routines
8264:
8265: =over 4
8266:
1.648 raeburn 8267: =item * &build_recipient_list()
1.618 raeburn 8268:
8269: Build recipient lists for three types of e-mail:
8270: (a) Error Reports, (b) Package Updates, (c) Help requests, generated by
1.619 raeburn 8271: lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.
1.618 raeburn 8272:
8273: Inputs:
1.619 raeburn 8274: defmail (scalar - email address of default recipient),
1.618 raeburn 8275: mailing type (scalar - errormail, packagesmail, or helpdeskmail),
1.619 raeburn 8276: defdom (domain for which to retrieve configuration settings),
8277: origmail (scalar - email address of recipient from loncapa.conf,
8278: i.e., predates configuration by DC via domainprefs.pm
1.618 raeburn 8279:
1.655 raeburn 8280: Returns: comma separated list of addresses to which to send e-mail.
8281:
8282: =back
1.618 raeburn 8283:
8284: =cut
8285:
8286: ############################################################
8287: ############################################################
8288: sub build_recipient_list {
1.619 raeburn 8289: my ($defmail,$mailing,$defdom,$origmail) = @_;
1.618 raeburn 8290: my @recipients;
8291: my $otheremails;
8292: my %domconfig =
8293: &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
8294: if (ref($domconfig{'contacts'}) eq 'HASH') {
8295: if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
8296: my @contacts = ('adminemail','supportemail');
8297: foreach my $item (@contacts) {
8298: if ($domconfig{'contacts'}{$mailing}{$item}) {
1.619 raeburn 8299: my $addr = $domconfig{'contacts'}{$item};
8300: if (!grep(/^\Q$addr\E$/,@recipients)) {
8301: push(@recipients,$addr);
8302: }
1.618 raeburn 8303: }
8304: $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
8305: }
8306: }
1.619 raeburn 8307: } elsif ($origmail ne '') {
8308: push(@recipients,$origmail);
1.618 raeburn 8309: }
8310: if ($defmail ne '') {
8311: push(@recipients,$defmail);
8312: }
8313: if ($otheremails) {
1.619 raeburn 8314: my @others;
8315: if ($otheremails =~ /,/) {
8316: @others = split(/,/,$otheremails);
1.618 raeburn 8317: } else {
1.619 raeburn 8318: push(@others,$otheremails);
8319: }
8320: foreach my $addr (@others) {
8321: if (!grep(/^\Q$addr\E$/,@recipients)) {
8322: push(@recipients,$addr);
8323: }
1.618 raeburn 8324: }
8325: }
1.619 raeburn 8326: my $recipientlist = join(',',@recipients);
1.618 raeburn 8327: return $recipientlist;
8328: }
8329:
1.127 matthew 8330: ############################################################
8331: ############################################################
1.154 albertel 8332:
1.655 raeburn 8333: =pod
8334:
8335: =head1 Course Catalog Routines
8336:
8337: =over 4
8338:
8339: =item * &gather_categories()
8340:
8341: Converts category definitions - keys of categories hash stored in
8342: coursecategories in configuration.db on the primary library server in a
8343: domain - to an array. Also generates javascript and idx hash used to
8344: generate Domain Coordinator interface for editing Course Categories.
8345:
8346: Inputs:
1.663 raeburn 8347:
1.655 raeburn 8348: categories (reference to hash of category definitions).
1.663 raeburn 8349:
1.655 raeburn 8350: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8351: categories and subcategories).
1.663 raeburn 8352:
1.655 raeburn 8353: idx (reference to hash of counters used in Domain Coordinator interface for
8354: editing Course Categories).
1.663 raeburn 8355:
1.655 raeburn 8356: jsarray (reference to array of categories used to create Javascript arrays for
8357: Domain Coordinator interface for editing Course Categories).
8358:
8359: Returns: nothing
8360:
8361: Side effects: populates cats, idx and jsarray.
8362:
8363: =cut
8364:
8365: sub gather_categories {
8366: my ($categories,$cats,$idx,$jsarray) = @_;
8367: my %counters;
8368: my $num = 0;
8369: foreach my $item (keys(%{$categories})) {
8370: my ($cat,$container,$depth) = map { &unescape($_); } split(/:/,$item);
8371: if ($container eq '' && $depth == 0) {
8372: $cats->[$depth][$categories->{$item}] = $cat;
8373: } else {
8374: $cats->[$depth]{$container}[$categories->{$item}] = $cat;
8375: }
8376: my ($escitem,$tail) = split(/:/,$item,2);
8377: if ($counters{$tail} eq '') {
8378: $counters{$tail} = $num;
8379: $num ++;
8380: }
8381: if (ref($idx) eq 'HASH') {
8382: $idx->{$item} = $counters{$tail};
8383: }
8384: if (ref($jsarray) eq 'ARRAY') {
8385: push(@{$jsarray->[$counters{$tail}]},$item);
8386: }
8387: }
8388: return;
8389: }
8390:
8391: =pod
8392:
8393: =item * &extract_categories()
8394:
8395: Used to generate breadcrumb trails for course categories.
8396:
8397: Inputs:
1.663 raeburn 8398:
1.655 raeburn 8399: categories (reference to hash of category definitions).
1.663 raeburn 8400:
1.655 raeburn 8401: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8402: categories and subcategories).
1.663 raeburn 8403:
1.655 raeburn 8404: trails (reference to array of breacrumb trails for each category).
1.663 raeburn 8405:
1.655 raeburn 8406: allitems (reference to hash - key is category key
8407: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8408:
1.655 raeburn 8409: idx (reference to hash of counters used in Domain Coordinator interface for
8410: editing Course Categories).
1.663 raeburn 8411:
1.655 raeburn 8412: jsarray (reference to array of categories used to create Javascript arrays for
8413: Domain Coordinator interface for editing Course Categories).
8414:
1.665 raeburn 8415: subcats (reference to hash of arrays containing all subcategories within each
8416: category, -recursive)
8417:
1.655 raeburn 8418: Returns: nothing
8419:
8420: Side effects: populates trails and allitems hash references.
8421:
8422: =cut
8423:
8424: sub extract_categories {
1.665 raeburn 8425: my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
1.655 raeburn 8426: if (ref($categories) eq 'HASH') {
8427: &gather_categories($categories,$cats,$idx,$jsarray);
8428: if (ref($cats->[0]) eq 'ARRAY') {
8429: for (my $i=0; $i<@{$cats->[0]}; $i++) {
8430: my $name = $cats->[0][$i];
8431: my $item = &escape($name).'::0';
8432: my $trailstr;
8433: if ($name eq 'instcode') {
8434: $trailstr = &mt('Official courses (with institutional codes)');
8435: } else {
8436: $trailstr = $name;
8437: }
8438: if ($allitems->{$item} eq '') {
8439: push(@{$trails},$trailstr);
8440: $allitems->{$item} = scalar(@{$trails})-1;
8441: }
8442: my @parents = ($name);
8443: if (ref($cats->[1]{$name}) eq 'ARRAY') {
8444: for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {
8445: my $category = $cats->[1]{$name}[$j];
1.665 raeburn 8446: if (ref($subcats) eq 'HASH') {
8447: push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
8448: }
8449: &recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
8450: }
8451: } else {
8452: if (ref($subcats) eq 'HASH') {
8453: $subcats->{$item} = [];
1.655 raeburn 8454: }
8455: }
8456: }
8457: }
8458: }
8459: return;
8460: }
8461:
8462: =pod
8463:
8464: =item *&recurse_categories()
8465:
8466: Recursively used to generate breadcrumb trails for course categories.
8467:
8468: Inputs:
1.663 raeburn 8469:
1.655 raeburn 8470: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8471: categories and subcategories).
1.663 raeburn 8472:
1.655 raeburn 8473: depth (current depth in hierarchy of categories and sub-categories - 0 indexed).
1.663 raeburn 8474:
8475: category (current course category, for which breadcrumb trail is being generated).
8476:
8477: trails (reference to array of breadcrumb trails for each category).
8478:
1.655 raeburn 8479: allitems (reference to hash - key is category key
8480: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8481:
1.655 raeburn 8482: parents (array containing containers directories for current category,
8483: back to top level).
8484:
8485: Returns: nothing
8486:
8487: Side effects: populates trails and allitems hash references
8488:
8489: =cut
8490:
8491: sub recurse_categories {
1.665 raeburn 8492: my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
1.655 raeburn 8493: my $shallower = $depth - 1;
8494: if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
8495: for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
8496: my $name = $cats->[$depth]{$category}[$k];
8497: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
8498: my $trailstr = join(' -> ',(@{$parents},$category));
8499: if ($allitems->{$item} eq '') {
8500: push(@{$trails},$trailstr);
8501: $allitems->{$item} = scalar(@{$trails})-1;
8502: }
8503: my $deeper = $depth+1;
8504: push(@{$parents},$category);
1.665 raeburn 8505: if (ref($subcats) eq 'HASH') {
8506: my $subcat = &escape($name).':'.$category.':'.$depth;
8507: for (my $j=@{$parents}; $j>=0; $j--) {
8508: my $higher;
8509: if ($j > 0) {
8510: $higher = &escape($parents->[$j]).':'.
8511: &escape($parents->[$j-1]).':'.$j;
8512: } else {
8513: $higher = &escape($parents->[$j]).'::'.$j;
8514: }
8515: push(@{$subcats->{$higher}},$subcat);
8516: }
8517: }
8518: &recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
8519: $subcats);
1.655 raeburn 8520: pop(@{$parents});
8521: }
8522: } else {
8523: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
8524: my $trailstr = join(' -> ',(@{$parents},$category));
8525: if ($allitems->{$item} eq '') {
8526: push(@{$trails},$trailstr);
8527: $allitems->{$item} = scalar(@{$trails})-1;
8528: }
8529: }
8530: return;
8531: }
8532:
1.663 raeburn 8533: =pod
8534:
8535: =item *&assign_categories_table()
8536:
8537: Create a datatable for display of hierarchical categories in a domain,
8538: with checkboxes to allow a course to be categorized.
8539:
8540: Inputs:
8541:
8542: cathash - reference to hash of categories defined for the domain (from
8543: configuration.db)
8544:
8545: currcat - scalar with an & separated list of categories assigned to a course.
8546:
8547: Returns: $output (markup to be displayed)
8548:
8549: =cut
8550:
8551: sub assign_categories_table {
8552: my ($cathash,$currcat) = @_;
8553: my $output;
8554: if (ref($cathash) eq 'HASH') {
8555: my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
8556: &extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
8557: $maxdepth = scalar(@cats);
8558: if (@cats > 0) {
8559: my $itemcount = 0;
8560: if (ref($cats[0]) eq 'ARRAY') {
8561: $output = &Apache::loncommon::start_data_table();
8562: my @currcategories;
8563: if ($currcat ne '') {
8564: @currcategories = split('&',$currcat);
8565: }
8566: for (my $i=0; $i<@{$cats[0]}; $i++) {
8567: my $parent = $cats[0][$i];
8568: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
8569: next if ($parent eq 'instcode');
8570: my $item = &escape($parent).'::0';
8571: my $checked = '';
8572: if (@currcategories > 0) {
8573: if (grep(/^\Q$item\E$/,@currcategories)) {
8574: $checked = ' checked="checked" ';
8575: }
8576: }
1.675 raeburn 8577: $output .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
8578: '<input type="checkbox" name="usecategory" value="'.
8579: $item.'"'.$checked.' />'.$parent.'</span>'.
8580: '<input type="hidden" name="catname" value="'.$parent.'" /></td>';
1.663 raeburn 8581: my $depth = 1;
8582: push(@path,$parent);
8583: $output .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
8584: pop(@path);
8585: $output .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
8586: $itemcount ++;
8587: }
8588: $output .= &Apache::loncommon::end_data_table();
8589: }
8590: }
8591: }
8592: return $output;
8593: }
8594:
8595: =pod
8596:
8597: =item *&assign_category_rows()
8598:
8599: Create a datatable row for display of nested categories in a domain,
8600: with checkboxes to allow a course to be categorized,called recursively.
8601:
8602: Inputs:
8603:
8604: itemcount - track row number for alternating colors
8605:
8606: cats - reference to array of arrays/hashes which encapsulates hierarchy of
8607: categories and subcategories.
8608:
8609: depth - current depth in hierarchy of categories and sub-categories - 0 indexed.
8610:
8611: parent - parent of current category item
8612:
8613: path - Array containing all categories back up through the hierarchy from the
8614: current category to the top level.
8615:
8616: currcategories - reference to array of current categories assigned to the course
8617:
8618: Returns: $output (markup to be displayed).
8619:
8620: =cut
8621:
8622: sub assign_category_rows {
8623: my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
8624: my ($text,$name,$item,$chgstr);
8625: if (ref($cats) eq 'ARRAY') {
8626: my $maxdepth = scalar(@{$cats});
8627: if (ref($cats->[$depth]) eq 'HASH') {
8628: if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
8629: my $numchildren = @{$cats->[$depth]{$parent}};
8630: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
8631: $text .= '<td><table class="LC_datatable">';
8632: for (my $j=0; $j<$numchildren; $j++) {
8633: $name = $cats->[$depth]{$parent}[$j];
8634: $item = &escape($name).':'.&escape($parent).':'.$depth;
8635: my $deeper = $depth+1;
8636: my $checked = '';
8637: if (ref($currcategories) eq 'ARRAY') {
8638: if (@{$currcategories} > 0) {
8639: if (grep(/^\Q$item\E$/,@{$currcategories})) {
8640: $checked = ' checked="checked" ';
8641: }
8642: }
8643: }
1.664 raeburn 8644: $text .= '<tr><td><span class="LC_nobreak"><label>'.
8645: '<input type="checkbox" name="usecategory" value="'.
1.675 raeburn 8646: $item.'"'.$checked.' />'.$name.'</label></span>'.
8647: '<input type="hidden" name="catname" value="'.$name.'" />'.
8648: '</td><td>';
1.663 raeburn 8649: if (ref($path) eq 'ARRAY') {
8650: push(@{$path},$name);
8651: $text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
8652: pop(@{$path});
8653: }
8654: $text .= '</td></tr>';
8655: }
8656: $text .= '</table></td>';
8657: }
8658: }
8659: }
8660: return $text;
8661: }
8662:
1.655 raeburn 8663: ############################################################
8664: ############################################################
8665:
8666:
1.443 albertel 8667: sub commit_customrole {
1.664 raeburn 8668: my ($udom,$uname,$url,$three,$four,$five,$start,$end,$context) = @_;
1.630 raeburn 8669: my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
1.443 albertel 8670: ($start?', '.&mt('starting').' '.localtime($start):'').
8671: ($end?', ending '.localtime($end):'').': <b>'.
8672: &Apache::lonnet::assigncustomrole(
1.664 raeburn 8673: $udom,$uname,$url,$three,$four,$five,$end,$start,undef,undef,$context).
1.443 albertel 8674: '</b><br />';
8675: return $output;
8676: }
8677:
8678: sub commit_standardrole {
1.541 raeburn 8679: my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
8680: my ($output,$logmsg,$linefeed);
8681: if ($context eq 'auto') {
8682: $linefeed = "\n";
8683: } else {
8684: $linefeed = "<br />\n";
8685: }
1.443 albertel 8686: if ($three eq 'st') {
1.541 raeburn 8687: my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
8688: $one,$two,$sec,$context);
8689: if (($result =~ /^error/) || ($result eq 'not_in_class') ||
1.626 raeburn 8690: ($result eq 'unknown_course') || ($result eq 'refused')) {
8691: $output = $logmsg.' '.&mt('Error: ').$result."\n";
1.443 albertel 8692: } else {
1.541 raeburn 8693: $output = $logmsg.$linefeed.&mt('Assigning').' '.$three.' in '.$url.
1.443 albertel 8694: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 8695: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
8696: if ($context eq 'auto') {
8697: $output .= $result.$linefeed.&mt('Add to classlist').': ok';
8698: } else {
8699: $output .= '<b>'.$result.'</b>'.$linefeed.
8700: &mt('Add to classlist').': <b>ok</b>';
8701: }
8702: $output .= $linefeed;
1.443 albertel 8703: }
8704: } else {
8705: $output = &mt('Assigning').' '.$three.' in '.$url.
8706: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 8707: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
1.652 raeburn 8708: my $result = &Apache::lonnet::assignrole($udom,$uname,$url,$three,$end,$start,'','',$context);
1.541 raeburn 8709: if ($context eq 'auto') {
8710: $output .= $result.$linefeed;
8711: } else {
8712: $output .= '<b>'.$result.'</b>'.$linefeed;
8713: }
1.443 albertel 8714: }
8715: return $output;
8716: }
8717:
8718: sub commit_studentrole {
1.541 raeburn 8719: my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
1.626 raeburn 8720: my ($result,$linefeed,$oldsecurl,$newsecurl);
1.541 raeburn 8721: if ($context eq 'auto') {
8722: $linefeed = "\n";
8723: } else {
8724: $linefeed = '<br />'."\n";
8725: }
1.443 albertel 8726: if (defined($one) && defined($two)) {
8727: my $cid=$one.'_'.$two;
8728: my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
8729: my $secchange = 0;
8730: my $expire_role_result;
8731: my $modify_section_result;
1.628 raeburn 8732: if ($oldsec ne '-1') {
8733: if ($oldsec ne $sec) {
1.443 albertel 8734: $secchange = 1;
1.628 raeburn 8735: my $now = time;
1.443 albertel 8736: my $uurl='/'.$cid;
8737: $uurl=~s/\_/\//g;
8738: if ($oldsec) {
8739: $uurl.='/'.$oldsec;
8740: }
1.626 raeburn 8741: $oldsecurl = $uurl;
1.628 raeburn 8742: $expire_role_result =
1.652 raeburn 8743: &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now,'','',$context);
1.628 raeburn 8744: if ($env{'request.course.sec'} ne '') {
8745: if ($expire_role_result eq 'refused') {
8746: my @roles = ('st');
8747: my @statuses = ('previous');
8748: my @roledoms = ($one);
8749: my $withsec = 1;
8750: my %roleshash =
8751: &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
8752: \@statuses,\@roles,\@roledoms,$withsec);
8753: if (defined ($roleshash{$two.':'.$one.':st:'.$oldsec})) {
8754: my ($oldstart,$oldend) =
8755: split(':',$roleshash{$two.':'.$one.':st:'.$oldsec});
8756: if ($oldend > 0 && $oldend <= $now) {
8757: $expire_role_result = 'ok';
8758: }
8759: }
8760: }
8761: }
1.443 albertel 8762: $result = $expire_role_result;
8763: }
8764: }
8765: if (($expire_role_result eq 'ok') || ($secchange == 0)) {
1.652 raeburn 8766: $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid,'',$context);
1.443 albertel 8767: if ($modify_section_result =~ /^ok/) {
8768: if ($secchange == 1) {
1.628 raeburn 8769: if ($sec eq '') {
8770: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to student role without a section.',$uname,$oldsec).$linefeed;
8771: } else {
8772: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to new section: [_3].',$uname,$oldsec,$sec).$linefeed;
8773: }
1.443 albertel 8774: } elsif ($oldsec eq '-1') {
1.628 raeburn 8775: if ($sec eq '') {
8776: $$logmsg .= &mt('New student role without a section for [_1] in course [_2].',$uname,$cid).$linefeed;
8777: } else {
8778: $$logmsg .= &mt('New student role for [_1] in section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
8779: }
1.443 albertel 8780: } else {
1.628 raeburn 8781: if ($sec eq '') {
8782: $$logmsg .= &mt('Student [_1] assigned to course [_2] without a section.',$uname,$cid).$linefeed;
8783: } else {
8784: $$logmsg .= &mt('Student [_1] assigned to section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
8785: }
1.443 albertel 8786: }
8787: } else {
1.628 raeburn 8788: if ($secchange) {
8789: $$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;
8790: } else {
8791: $$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
8792: }
1.443 albertel 8793: }
8794: $result = $modify_section_result;
8795: } elsif ($secchange == 1) {
1.628 raeburn 8796: if ($oldsec eq '') {
8797: $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_3] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
8798: } else {
8799: $$logmsg .= &mt('Error when attempting to expire existing role for [_1] in section [_2] in course [_3] -error: ',$uname,$oldsec,$cid).' '.$expire_role_result.$linefeed;
8800: }
1.626 raeburn 8801: if ($expire_role_result eq 'refused') {
8802: my $newsecurl = '/'.$cid;
8803: $newsecurl =~ s/\_/\//g;
8804: if ($sec ne '') {
8805: $newsecurl.='/'.$sec;
8806: }
8807: if (&Apache::lonnet::allowed('cst',$newsecurl) && !(&Apache::lonnet::allowed('cst',$oldsecurl))) {
8808: if ($sec eq '') {
8809: $$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;
8810: } else {
8811: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments in other sections.',$sec).$linefeed;
8812: }
8813: }
8814: }
1.443 albertel 8815: }
8816: } else {
1.626 raeburn 8817: $$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 8818: $result = "error: incomplete course id\n";
8819: }
8820: return $result;
8821: }
8822:
8823: ############################################################
8824: ############################################################
8825:
1.566 albertel 8826: sub check_clone {
1.578 raeburn 8827: my ($args,$linefeed) = @_;
1.566 albertel 8828: my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
8829: my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
8830: my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
8831: my $clonemsg;
8832: my $can_clone = 0;
8833:
8834: if ($clonehome eq 'no_host') {
1.578 raeburn 8835: $clonemsg = &mt('No new course created.').$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 8836: } else {
8837: my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
1.568 albertel 8838: if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
1.566 albertel 8839: $can_clone = 1;
8840: } else {
8841: my %clonehash = &Apache::lonnet::get('environment',['cloners'],
8842: $args->{'clonedomain'},$args->{'clonecourse'});
8843: my @cloners = split(/,/,$clonehash{'cloners'});
1.578 raeburn 8844: if (grep(/^\*$/,@cloners)) {
8845: $can_clone = 1;
8846: } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
8847: $can_clone = 1;
8848: } else {
8849: my %roleshash =
8850: &Apache::lonnet::get_my_roles($args->{'ccuname'},
8851: $args->{'ccdomain'},
8852: 'userroles',['active'],['cc'],
8853: [$args->{'clonedomain'}]);
8854: if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
8855: $can_clone = 1;
8856: } else {
8857: $clonemsg = &mt('No new course created.').$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'},$clonedesc{'description'});
8858: }
1.566 albertel 8859: }
1.578 raeburn 8860: }
1.566 albertel 8861: }
8862: return ($can_clone, $clonemsg, $cloneid, $clonehome);
8863: }
8864:
1.444 albertel 8865: sub construct_course {
1.541 raeburn 8866: my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
1.444 albertel 8867: my $outcome;
1.541 raeburn 8868: my $linefeed = '<br />'."\n";
8869: if ($context eq 'auto') {
8870: $linefeed = "\n";
8871: }
1.566 albertel 8872:
8873: #
8874: # Are we cloning?
8875: #
8876: my ($can_clone, $clonemsg, $cloneid, $clonehome);
8877: if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
1.578 raeburn 8878: ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
1.566 albertel 8879: if ($context ne 'auto') {
1.578 raeburn 8880: if ($clonemsg ne '') {
8881: $clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
8882: }
1.566 albertel 8883: }
8884: $outcome .= $clonemsg.$linefeed;
8885:
8886: if (!$can_clone) {
8887: return (0,$outcome);
8888: }
8889: }
8890:
1.444 albertel 8891: #
8892: # Open course
8893: #
8894: my $crstype = lc($args->{'crstype'});
8895: my %cenv=();
8896: $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
8897: $args->{'cdescr'},
8898: $args->{'curl'},
8899: $args->{'course_home'},
8900: $args->{'nonstandard'},
8901: $args->{'crscode'},
8902: $args->{'ccuname'}.':'.
8903: $args->{'ccdomain'},
8904: $args->{'crstype'});
8905:
8906: # Note: The testing routines depend on this being output; see
8907: # Utils::Course. This needs to at least be output as a comment
8908: # if anyone ever decides to not show this, and Utils::Course::new
8909: # will need to be suitably modified.
1.541 raeburn 8910: $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
1.444 albertel 8911: #
8912: # Check if created correctly
8913: #
1.479 albertel 8914: ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
1.444 albertel 8915: my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
1.541 raeburn 8916: $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
1.566 albertel 8917:
1.444 albertel 8918: #
1.566 albertel 8919: # Do the cloning
8920: #
8921: if ($can_clone && $cloneid) {
8922: $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
8923: if ($context ne 'auto') {
8924: $clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
8925: }
8926: $outcome .= $clonemsg.$linefeed;
8927: my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
1.444 albertel 8928: # Copy all files
1.637 www 8929: &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
1.444 albertel 8930: # Restore URL
1.566 albertel 8931: $cenv{'url'}=$oldcenv{'url'};
1.444 albertel 8932: # Restore title
1.566 albertel 8933: $cenv{'description'}=$oldcenv{'description'};
1.444 albertel 8934: # Mark as cloned
1.566 albertel 8935: $cenv{'clonedfrom'}=$cloneid;
1.638 www 8936: # Need to clone grading mode
8937: my %newenv=&Apache::lonnet::get('environment',['grading'],$$crsudom,$$crsunum);
8938: $cenv{'grading'}=$newenv{'grading'};
8939: # Do not clone these environment entries
8940: &Apache::lonnet::del('environment',
8941: ['default_enrollment_start_date',
8942: 'default_enrollment_end_date',
8943: 'question.email',
8944: 'policy.email',
8945: 'comment.email',
8946: 'pch.users.denied',
8947: 'plc.users.denied'],
8948: $$crsudom,$$crsunum);
1.444 albertel 8949: }
1.566 albertel 8950:
1.444 albertel 8951: #
8952: # Set environment (will override cloned, if existing)
8953: #
8954: my @sections = ();
8955: my @xlists = ();
8956: if ($args->{'crstype'}) {
8957: $cenv{'type'}=$args->{'crstype'};
8958: }
8959: if ($args->{'crsid'}) {
8960: $cenv{'courseid'}=$args->{'crsid'};
8961: }
8962: if ($args->{'crscode'}) {
8963: $cenv{'internal.coursecode'}=$args->{'crscode'};
8964: }
8965: if ($args->{'crsquota'} ne '') {
8966: $cenv{'internal.coursequota'}=$args->{'crsquota'};
8967: } else {
8968: $cenv{'internal.coursequota'}=$args->{'crsquota'} = 20;
8969: }
8970: if ($args->{'ccuname'}) {
8971: $cenv{'internal.courseowner'} = $args->{'ccuname'}.
8972: ':'.$args->{'ccdomain'};
8973: } else {
8974: $cenv{'internal.courseowner'} = $args->{'curruser'};
8975: }
8976: my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
8977: if ($args->{'crssections'}) {
8978: $cenv{'internal.sectionnums'} = '';
8979: if ($args->{'crssections'} =~ m/,/) {
8980: @sections = split/,/,$args->{'crssections'};
8981: } else {
8982: $sections[0] = $args->{'crssections'};
8983: }
8984: if (@sections > 0) {
8985: foreach my $item (@sections) {
8986: my ($sec,$gp) = split/:/,$item;
8987: my $class = $args->{'crscode'}.$sec;
8988: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
8989: $cenv{'internal.sectionnums'} .= $item.',';
8990: unless ($addcheck eq 'ok') {
8991: push @badclasses, $class;
8992: }
8993: }
8994: $cenv{'internal.sectionnums'} =~ s/,$//;
8995: }
8996: }
8997: # do not hide course coordinator from staff listing,
8998: # even if privileged
8999: $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9000: # add crosslistings
9001: if ($args->{'crsxlist'}) {
9002: $cenv{'internal.crosslistings'}='';
9003: if ($args->{'crsxlist'} =~ m/,/) {
9004: @xlists = split/,/,$args->{'crsxlist'};
9005: } else {
9006: $xlists[0] = $args->{'crsxlist'};
9007: }
9008: if (@xlists > 0) {
9009: foreach my $item (@xlists) {
9010: my ($xl,$gp) = split/:/,$item;
9011: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
9012: $cenv{'internal.crosslistings'} .= $item.',';
9013: unless ($addcheck eq 'ok') {
9014: push @badclasses, $xl;
9015: }
9016: }
9017: $cenv{'internal.crosslistings'} =~ s/,$//;
9018: }
9019: }
9020: if ($args->{'autoadds'}) {
9021: $cenv{'internal.autoadds'}=$args->{'autoadds'};
9022: }
9023: if ($args->{'autodrops'}) {
9024: $cenv{'internal.autodrops'}=$args->{'autodrops'};
9025: }
9026: # check for notification of enrollment changes
9027: my @notified = ();
9028: if ($args->{'notify_owner'}) {
9029: if ($args->{'ccuname'} ne '') {
9030: push(@notified,$args->{'ccuname'}.':'.$args->{'ccdomain'});
9031: }
9032: }
9033: if ($args->{'notify_dc'}) {
9034: if ($uname ne '') {
1.630 raeburn 9035: push(@notified,$uname.':'.$udom);
1.444 albertel 9036: }
9037: }
9038: if (@notified > 0) {
9039: my $notifylist;
9040: if (@notified > 1) {
9041: $notifylist = join(',',@notified);
9042: } else {
9043: $notifylist = $notified[0];
9044: }
9045: $cenv{'internal.notifylist'} = $notifylist;
9046: }
9047: if (@badclasses > 0) {
9048: my %lt=&Apache::lonlocal::texthash(
9049: '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',
9050: 'dnhr' => 'does not have rights to access enrollment in these classes',
9051: 'adby' => 'as determined by the policies of your institution on access to official classlists'
9052: );
1.541 raeburn 9053: my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
9054: ' ('.$lt{'adby'}.')';
9055: if ($context eq 'auto') {
9056: $outcome .= $badclass_msg.$linefeed;
1.566 albertel 9057: $outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
1.541 raeburn 9058: foreach my $item (@badclasses) {
9059: if ($context eq 'auto') {
9060: $outcome .= " - $item\n";
9061: } else {
9062: $outcome .= "<li>$item</li>\n";
9063: }
9064: }
9065: if ($context eq 'auto') {
9066: $outcome .= $linefeed;
9067: } else {
1.566 albertel 9068: $outcome .= "</ul><br /><br /></div>\n";
1.541 raeburn 9069: }
9070: }
1.444 albertel 9071: }
9072: if ($args->{'no_end_date'}) {
9073: $args->{'endaccess'} = 0;
9074: }
9075: $cenv{'internal.autostart'}=$args->{'enrollstart'};
9076: $cenv{'internal.autoend'}=$args->{'enrollend'};
9077: $cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
9078: $cenv{'default_enrollment_end_date'}=$args->{'endaccess'};
9079: if ($args->{'showphotos'}) {
9080: $cenv{'internal.showphotos'}=$args->{'showphotos'};
9081: }
9082: $cenv{'internal.authtype'} = $args->{'authtype'};
9083: $cenv{'internal.autharg'} = $args->{'autharg'};
9084: if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
9085: if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'} eq '') {
1.541 raeburn 9086: my $krb_msg = &mt('As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student');
9087: if ($context eq 'auto') {
9088: $outcome .= $krb_msg;
9089: } else {
1.566 albertel 9090: $outcome .= '<span class="LC_error">'.$krb_msg.'</span>';
1.541 raeburn 9091: }
9092: $outcome .= $linefeed;
1.444 albertel 9093: }
9094: }
9095: if (($args->{'ccdomain'}) && ($args->{'ccuname'})) {
9096: if ($args->{'setpolicy'}) {
9097: $cenv{'policy.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9098: }
9099: if ($args->{'setcontent'}) {
9100: $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9101: }
9102: }
9103: if ($args->{'reshome'}) {
9104: $cenv{'reshome'}=$args->{'reshome'}.'/';
9105: $cenv{'reshome'}=~s/\/+$/\//;
9106: }
9107: #
9108: # course has keyed access
9109: #
9110: if ($args->{'setkeys'}) {
9111: $cenv{'keyaccess'}='yes';
9112: }
9113: # if specified, key authority is not course, but user
9114: # only active if keyaccess is yes
9115: if ($args->{'keyauth'}) {
1.487 albertel 9116: my ($user,$domain) = split(':',$args->{'keyauth'});
9117: $user = &LONCAPA::clean_username($user);
9118: $domain = &LONCAPA::clean_username($domain);
1.488 foxr 9119: if ($user ne '' && $domain ne '') {
1.487 albertel 9120: $cenv{'keyauth'}=$user.':'.$domain;
1.444 albertel 9121: }
9122: }
9123:
9124: if ($args->{'disresdis'}) {
9125: $cenv{'pch.roles.denied'}='st';
9126: }
9127: if ($args->{'disablechat'}) {
9128: $cenv{'plc.roles.denied'}='st';
9129: }
9130:
9131: # Record we've not yet viewed the Course Initialization Helper for this
9132: # course
9133: $cenv{'course.helper.not.run'} = 1;
9134: #
9135: # Use new Randomseed
9136: #
9137: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
9138: $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
9139: #
9140: # The encryption code and receipt prefix for this course
9141: #
9142: $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
9143: $cenv{'internal.encpref'}=100+int(9*rand(99));
9144: #
9145: # By default, use standard grading
9146: if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
9147:
1.541 raeburn 9148: $outcome .= $linefeed.&mt('Setting environment').': '.
9149: &Apache::lonnet::put('environment',\%cenv,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9150: #
9151: # Open all assignments
9152: #
9153: if ($args->{'openall'}) {
9154: my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
9155: my %storecontent = ($storeunder => time,
9156: $storeunder.'.type' => 'date_start');
9157:
9158: $outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
1.541 raeburn 9159: ('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9160: }
9161: #
9162: # Set first page
9163: #
9164: unless (($args->{'nonstandard'}) || ($args->{'firstres'} eq 'blank')
9165: || ($cloneid)) {
1.445 albertel 9166: use LONCAPA::map;
1.444 albertel 9167: $outcome .= &mt('Setting first resource').': ';
1.445 albertel 9168:
9169: my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
9170: my ($errtext,$fatal)=&LONCAPA::map::mapread($map);
9171:
1.444 albertel 9172: $outcome .= ($fatal?$errtext:'read ok').' - ';
9173: my $title; my $url;
9174: if ($args->{'firstres'} eq 'syl') {
9175: $title='Syllabus';
9176: $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
9177: } else {
9178: $title='Navigate Contents';
9179: $url='/adm/navmaps';
9180: }
1.445 albertel 9181:
9182: $LONCAPA::map::resources[1]=$title.':'.$url.':false:start:res';
9183: (my $outtext,$errtext) = &LONCAPA::map::storemap($map,1);
9184:
9185: if ($errtext) { $fatal=2; }
1.541 raeburn 9186: $outcome .= ($fatal?$errtext:'write ok').$linefeed;
1.444 albertel 9187: }
1.566 albertel 9188:
9189: return (1,$outcome);
1.444 albertel 9190: }
9191:
9192: ############################################################
9193: ############################################################
9194:
1.378 raeburn 9195: sub course_type {
9196: my ($cid) = @_;
9197: if (!defined($cid)) {
9198: $cid = $env{'request.course.id'};
9199: }
1.404 albertel 9200: if (defined($env{'course.'.$cid.'.type'})) {
9201: return $env{'course.'.$cid.'.type'};
1.378 raeburn 9202: } else {
9203: return 'Course';
1.377 raeburn 9204: }
9205: }
1.156 albertel 9206:
1.406 raeburn 9207: sub group_term {
9208: my $crstype = &course_type();
9209: my %names = (
9210: 'Course' => 'group',
9211: 'Group' => 'team',
9212: );
9213: return $names{$crstype};
9214: }
9215:
1.156 albertel 9216: sub icon {
9217: my ($file)=@_;
1.505 albertel 9218: my $curfext = lc((split(/\./,$file))[-1]);
1.168 albertel 9219: my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
1.156 albertel 9220: my $embstyle = &Apache::loncommon::fileembstyle($curfext);
1.168 albertel 9221: if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {
9222: if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
9223: $Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9224: $curfext.".gif") {
9225: $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9226: $curfext.".gif";
9227: }
9228: }
1.249 albertel 9229: return &lonhttpdurl($iconname);
1.154 albertel 9230: }
1.84 albertel 9231:
1.575 albertel 9232: sub lonhttpd_port {
1.215 albertel 9233: my $lonhttpd_port=$Apache::lonnet::perlvar{'lonhttpdPort'};
9234: if (!defined($lonhttpd_port)) { $lonhttpd_port='8080'; }
1.574 albertel 9235: # IE doesn't like a secure page getting images from a non-secure
9236: # port (when logging we haven't parsed the browser type so default
9237: # back to secure
9238: if ((!exists($env{'browser.type'}) || $env{'browser.type'} eq 'explorer')
9239: && $ENV{'SERVER_PORT'} == 443) {
1.575 albertel 9240: return 443;
9241: }
9242: return $lonhttpd_port;
9243:
9244: }
9245:
9246: sub lonhttpdurl {
9247: my ($url)=@_;
9248:
9249: my $lonhttpd_port = &lonhttpd_port();
9250: if ($lonhttpd_port == 443) {
1.574 albertel 9251: return 'https://'.$ENV{'SERVER_NAME'}.$url;
9252: }
1.215 albertel 9253: return 'http://'.$ENV{'SERVER_NAME'}.':'.$lonhttpd_port.$url;
9254: }
9255:
1.213 albertel 9256: sub connection_aborted {
9257: my ($r)=@_;
9258: $r->print(" ");$r->rflush();
9259: my $c = $r->connection;
9260: return $c->aborted();
9261: }
9262:
1.221 foxr 9263: # Escapes strings that may have embedded 's that will be put into
1.222 foxr 9264: # strings as 'strings'.
9265: sub escape_single {
1.221 foxr 9266: my ($input) = @_;
1.223 albertel 9267: $input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
1.221 foxr 9268: $input =~ s/\'/\\\'/g; # Esacpe the 's....
9269: return $input;
9270: }
1.223 albertel 9271:
1.222 foxr 9272: # Same as escape_single, but escape's "'s This
9273: # can be used for "strings"
9274: sub escape_double {
9275: my ($input) = @_;
9276: $input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
9277: $input =~ s/\"/\\\"/g; # Esacpe the "s....
9278: return $input;
9279: }
1.223 albertel 9280:
1.222 foxr 9281: # Escapes the last element of a full URL.
9282: sub escape_url {
9283: my ($url) = @_;
1.238 raeburn 9284: my @urlslices = split(/\//, $url,-1);
1.369 www 9285: my $lastitem = &escape(pop(@urlslices));
1.223 albertel 9286: return join('/',@urlslices).'/'.$lastitem;
1.222 foxr 9287: }
1.462 albertel 9288:
9289: # -------------------------------------------------------- Initliaze user login
9290: sub init_user_environment {
1.463 albertel 9291: my ($r, $username, $domain, $authhost, $form, $args) = @_;
1.462 albertel 9292: my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
9293:
9294: my $public=($username eq 'public' && $domain eq 'public');
9295:
9296: # See if old ID present, if so, remove
9297:
9298: my ($filename,$cookie,$userroles);
9299: my $now=time;
9300:
9301: if ($public) {
9302: my $max_public=100;
9303: my $oldest;
9304: my $oldest_time=0;
9305: for(my $next=1;$next<=$max_public;$next++) {
9306: if (-e $lonids."/publicuser_$next.id") {
9307: my $mtime=(stat($lonids."/publicuser_$next.id"))[9];
9308: if ($mtime<$oldest_time || !$oldest_time) {
9309: $oldest_time=$mtime;
9310: $oldest=$next;
9311: }
9312: } else {
9313: $cookie="publicuser_$next";
9314: last;
9315: }
9316: }
9317: if (!$cookie) { $cookie="publicuser_$oldest"; }
9318: } else {
1.463 albertel 9319: # if this isn't a robot, kill any existing non-robot sessions
9320: if (!$args->{'robot'}) {
9321: opendir(DIR,$lonids);
9322: while ($filename=readdir(DIR)) {
9323: if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
9324: unlink($lonids.'/'.$filename);
9325: }
1.462 albertel 9326: }
1.463 albertel 9327: closedir(DIR);
1.462 albertel 9328: }
9329: # Give them a new cookie
1.463 albertel 9330: my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
1.679.2.3 raeburn 9331: : $now.$$.int(rand(10000)));
1.463 albertel 9332: $cookie="$username\_$id\_$domain\_$authhost";
1.462 albertel 9333:
9334: # Initialize roles
9335:
9336: $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost);
9337: }
9338: # ------------------------------------ Check browser type and MathML capability
9339:
9340: my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
9341: $clientunicode,$clientos) = &decode_user_agent($r);
9342:
9343: # -------------------------------------- Any accessibility options to remember?
9344: if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
9345: foreach my $option ('imagesuppress','appletsuppress',
9346: 'embedsuppress','fontenhance','blackwhite') {
9347: if ($form->{$option} eq 'true') {
9348: &Apache::lonnet::put('environment',{$option => 'on'},
9349: $domain,$username);
9350: } else {
9351: &Apache::lonnet::del('environment',[$option],
9352: $domain,$username);
9353: }
9354: }
9355: }
9356: # ------------------------------------------------------------- Get environment
9357:
9358: my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
9359: my ($tmp) = keys(%userenv);
9360: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
9361: # default remote control to off
9362: if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
9363: } else {
9364: undef(%userenv);
9365: }
9366: if (($userenv{'interface'}) && (!$form->{'interface'})) {
9367: $form->{'interface'}=$userenv{'interface'};
9368: }
9369: $env{'environment.remote'}=$userenv{'remote'};
9370: if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
9371:
9372: # --------------- Do not trust query string to be put directly into environment
9373: foreach my $option ('imagesuppress','appletsuppress',
9374: 'embedsuppress','fontenhance','blackwhite',
9375: 'interface','localpath','localres') {
9376: $form->{$option}=~s/[\n\r\=]//gs;
9377: }
9378: # --------------------------------------------------------- Write first profile
9379:
9380: {
9381: my %initial_env =
9382: ("user.name" => $username,
9383: "user.domain" => $domain,
9384: "user.home" => $authhost,
9385: "browser.type" => $clientbrowser,
9386: "browser.version" => $clientversion,
9387: "browser.mathml" => $clientmathml,
9388: "browser.unicode" => $clientunicode,
9389: "browser.os" => $clientos,
9390: "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
9391: "request.course.fn" => '',
9392: "request.course.uri" => '',
9393: "request.course.sec" => '',
9394: "request.role" => 'cm',
9395: "request.role.adv" => $env{'user.adv'},
9396: "request.host" => $ENV{'REMOTE_ADDR'},);
9397:
9398: if ($form->{'localpath'}) {
9399: $initial_env{"browser.localpath"} = $form->{'localpath'};
9400: $initial_env{"browser.localres"} = $form->{'localres'};
9401: }
9402:
9403: if ($public) {
9404: $initial_env{"environment.remote"} = "off";
9405: }
9406: if ($form->{'interface'}) {
9407: $form->{'interface'}=~s/\W//gs;
9408: $initial_env{"browser.interface"} = $form->{'interface'};
9409: $env{'browser.interface'}=$form->{'interface'};
9410: foreach my $option ('imagesuppress','appletsuppress',
9411: 'embedsuppress','fontenhance','blackwhite') {
9412: if (($form->{$option} eq 'true') ||
9413: ($userenv{$option} eq 'on')) {
9414: $initial_env{"browser.$option"} = "on";
9415: }
9416: }
9417: }
9418:
9419: $env{'user.environment'} = "$lonids/$cookie.id";
9420:
9421: if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
9422: &GDBM_WRCREAT(),0640)) {
9423: &_add_to_env(\%disk_env,\%initial_env);
9424: &_add_to_env(\%disk_env,\%userenv,'environment.');
9425: &_add_to_env(\%disk_env,$userroles);
1.463 albertel 9426: if (ref($args->{'extra_env'})) {
9427: &_add_to_env(\%disk_env,$args->{'extra_env'});
9428: }
1.462 albertel 9429: untie(%disk_env);
9430: } else {
9431: &Apache::lonnet::logthis("<font color=\"blue\">WARNING: ".
9432: 'Could not create environment storage in lonauth: '.$!.'</font>');
9433: return 'error: '.$!;
9434: }
9435: }
9436: $env{'request.role'}='cm';
9437: $env{'request.role.adv'}=$env{'user.adv'};
9438: $env{'browser.type'}=$clientbrowser;
9439:
9440: return $cookie;
9441:
9442: }
9443:
9444: sub _add_to_env {
9445: my ($idf,$env_data,$prefix) = @_;
1.676 raeburn 9446: if (ref($env_data) eq 'HASH') {
9447: while (my ($key,$value) = each(%$env_data)) {
9448: $idf->{$prefix.$key} = $value;
9449: $env{$prefix.$key} = $value;
9450: }
1.462 albertel 9451: }
9452: }
9453:
9454:
1.41 ng 9455: =pod
9456:
9457: =back
9458:
1.112 bowersj2 9459: =cut
1.41 ng 9460:
1.112 bowersj2 9461: 1;
9462: __END__;
1.41 ng 9463:
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