Annotation of loncom/interface/loncommon.pm, revision 1.754
1.10 albertel 1: # The LearningOnline Network with CAPA
1.1 albertel 2: # a pile of common routines
1.10 albertel 3: #
1.754 ! droeschl 4: # $Id: loncommon.pm,v 1.753 2009/02/24 20:10:30 droeschl Exp $
1.10 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.1 albertel 28:
29: # Makes a table out of the previous attempts
1.2 albertel 30: # Inputs result_from_symbread, user, domain, course_id
1.16 harris41 31: # Reads in non-network-related .tab files
1.1 albertel 32:
1.35 matthew 33: # POD header:
34:
1.45 matthew 35: =pod
36:
1.35 matthew 37: =head1 NAME
38:
39: Apache::loncommon - pile of common routines
40:
41: =head1 SYNOPSIS
42:
1.112 bowersj2 43: Common routines for manipulating connections, student answers,
44: domains, common Javascript fragments, etc.
1.35 matthew 45:
1.112 bowersj2 46: =head1 OVERVIEW
1.35 matthew 47:
1.112 bowersj2 48: A collection of commonly used subroutines that don't have a natural
49: home anywhere else. This collection helps remove
1.35 matthew 50: redundancy from other modules and increase efficiency of memory usage.
51:
52: =cut
53:
54: # End of POD header
1.1 albertel 55: package Apache::loncommon;
56:
57: use strict;
1.258 albertel 58: use Apache::lonnet;
1.46 matthew 59: use GDBM_File;
1.51 www 60: use POSIX qw(strftime mktime);
1.82 www 61: use Apache::lonmenu();
1.498 albertel 62: use Apache::lonenc();
1.117 www 63: use Apache::lonlocal;
1.685 tempelho 64: use Apache::lonnet();
1.139 matthew 65: use HTML::Entities;
1.334 albertel 66: use Apache::lonhtmlcommon();
67: use Apache::loncoursedata();
1.344 albertel 68: use Apache::lontexconvert();
1.444 albertel 69: use Apache::lonclonecourse();
1.479 albertel 70: use LONCAPA qw(:DEFAULT :match);
1.657 raeburn 71: use DateTime::TimeZone;
1.687 raeburn 72: use DateTime::Locale::Catalog;
1.117 www 73:
1.517 raeburn 74: # ---------------------------------------------- Designs
75: use vars qw(%defaultdesign);
76:
1.22 www 77: my $readit;
78:
1.517 raeburn 79:
1.157 matthew 80: ##
81: ## Global Variables
82: ##
1.46 matthew 83:
1.643 foxr 84:
85: # ----------------------------------------------- SSI with retries:
86: #
87:
88: =pod
89:
1.648 raeburn 90: =head1 Server Side include with retries:
1.643 foxr 91:
92: =over 4
93:
1.648 raeburn 94: =item * &ssi_with_retries(resource,retries form)
1.643 foxr 95:
96: Performs an ssi with some number of retries. Retries continue either
97: until the result is ok or until the retry count supplied by the
98: caller is exhausted.
99:
100: Inputs:
1.648 raeburn 101:
102: =over 4
103:
1.643 foxr 104: resource - Identifies the resource to insert.
1.648 raeburn 105:
1.643 foxr 106: retries - Count of the number of retries allowed.
1.648 raeburn 107:
1.643 foxr 108: form - Hash that identifies the rendering options.
109:
1.648 raeburn 110: =back
111:
112: Returns:
113:
114: =over 4
115:
1.643 foxr 116: content - The content of the response. If retries were exhausted this is empty.
1.648 raeburn 117:
1.643 foxr 118: response - The response from the last attempt (which may or may not have been successful.
119:
1.648 raeburn 120: =back
121:
122: =back
123:
1.643 foxr 124: =cut
125:
126: sub ssi_with_retries {
127: my ($resource, $retries, %form) = @_;
128:
129:
130: my $ok = 0; # True if we got a good response.
131: my $content;
132: my $response;
133:
134: # Try to get the ssi done. within the retries count:
135:
136: do {
137: ($content, $response) = &Apache::lonnet::ssi($resource, %form);
138: $ok = $response->is_success;
1.650 www 139: if (!$ok) {
140: &Apache::lonnet::logthis("Failed ssi_with_retries on $resource: ".$response->is_success.', '.$response->code.', '.$response->message);
141: }
1.643 foxr 142: $retries--;
143: } while (!$ok && ($retries > 0));
144:
145: if (!$ok) {
146: $content = ''; # On error return an empty content.
147: }
148: return ($content, $response);
149:
150: }
151:
152:
153:
1.20 www 154: # ----------------------------------------------- Filetypes/Languages/Copyright
1.12 harris41 155: my %language;
1.124 www 156: my %supported_language;
1.12 harris41 157: my %cprtag;
1.192 taceyjo1 158: my %scprtag;
1.351 www 159: my %fe; my %fd; my %fm;
1.41 ng 160: my %category_extensions;
1.12 harris41 161:
1.46 matthew 162: # ---------------------------------------------- Thesaurus variables
1.144 matthew 163: #
164: # %Keywords:
165: # A hash used by &keyword to determine if a word is considered a keyword.
166: # $thesaurus_db_file
167: # Scalar containing the full path to the thesaurus database.
1.46 matthew 168:
169: my %Keywords;
170: my $thesaurus_db_file;
171:
1.144 matthew 172: #
173: # Initialize values from language.tab, copyright.tab, filetypes.tab,
174: # thesaurus.tab, and filecategories.tab.
175: #
1.18 www 176: BEGIN {
1.46 matthew 177: # Variable initialization
178: $thesaurus_db_file = $Apache::lonnet::perlvar{'lonTabDir'}."/thesaurus.db";
179: #
1.22 www 180: unless ($readit) {
1.12 harris41 181: # ------------------------------------------------------------------- languages
182: {
1.158 raeburn 183: my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
184: '/language.tab';
185: if ( open(my $fh,"<$langtabfile") ) {
1.356 albertel 186: while (my $line = <$fh>) {
187: next if ($line=~/^\#/);
188: chomp($line);
189: my ($key,$two,$country,$three,$enc,$val,$sup)=(split(/\t/,$line));
1.158 raeburn 190: $language{$key}=$val.' - '.$enc;
191: if ($sup) {
192: $supported_language{$key}=$sup;
193: }
194: }
195: close($fh);
196: }
1.12 harris41 197: }
198: # ------------------------------------------------------------------ copyrights
199: {
1.158 raeburn 200: my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
201: '/copyright.tab';
202: if ( open (my $fh,"<$copyrightfile") ) {
1.356 albertel 203: while (my $line = <$fh>) {
204: next if ($line=~/^\#/);
205: chomp($line);
206: my ($key,$val)=(split(/\s+/,$line,2));
1.158 raeburn 207: $cprtag{$key}=$val;
208: }
209: close($fh);
210: }
1.12 harris41 211: }
1.351 www 212: # ----------------------------------------------------------- source copyrights
1.192 taceyjo1 213: {
214: my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
215: '/source_copyright.tab';
216: if ( open (my $fh,"<$sourcecopyrightfile") ) {
1.356 albertel 217: while (my $line = <$fh>) {
218: next if ($line =~ /^\#/);
219: chomp($line);
220: my ($key,$val)=(split(/\s+/,$line,2));
1.192 taceyjo1 221: $scprtag{$key}=$val;
222: }
223: close($fh);
224: }
225: }
1.63 www 226:
1.517 raeburn 227: # -------------------------------------------------------------- default domain designs
1.63 www 228: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
1.517 raeburn 229: my $designfile = $designdir.'/default.tab';
230: if ( open (my $fh,"<$designfile") ) {
231: while (my $line = <$fh>) {
232: next if ($line =~ /^\#/);
233: chomp($line);
234: my ($key,$val)=(split(/\=/,$line));
235: if ($val) { $defaultdesign{$key}=$val; }
236: }
237: close($fh);
1.63 www 238: }
239:
1.15 harris41 240: # ------------------------------------------------------------- file categories
241: {
1.158 raeburn 242: my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}.
243: '/filecategories.tab';
244: if ( open (my $fh,"<$categoryfile") ) {
1.356 albertel 245: while (my $line = <$fh>) {
246: next if ($line =~ /^\#/);
247: chomp($line);
248: my ($extension,$category)=(split(/\s+/,$line,2));
1.158 raeburn 249: push @{$category_extensions{lc($category)}},$extension;
250: }
251: close($fh);
252: }
253:
1.15 harris41 254: }
1.12 harris41 255: # ------------------------------------------------------------------ file types
256: {
1.158 raeburn 257: my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}.
258: '/filetypes.tab';
259: if ( open (my $fh,"<$typesfile") ) {
1.356 albertel 260: while (my $line = <$fh>) {
261: next if ($line =~ /^\#/);
262: chomp($line);
263: my ($ending,$emb,$mime,$descr)=split(/\s+/,$line,4);
1.158 raeburn 264: if ($descr ne '') {
265: $fe{$ending}=lc($emb);
266: $fd{$ending}=$descr;
1.351 www 267: if ($mime ne 'unk') { $fm{$ending}=$mime; }
1.158 raeburn 268: }
269: }
270: close($fh);
271: }
1.12 harris41 272: }
1.22 www 273: &Apache::lonnet::logthis(
1.705 tempelho 274: "<span style='color:yellow;'>INFO: Read file types</span>");
1.22 www 275: $readit=1;
1.46 matthew 276: } # end of unless($readit)
1.32 matthew 277:
278: }
1.112 bowersj2 279:
1.42 matthew 280: ###############################################################
281: ## HTML and Javascript Helper Functions ##
282: ###############################################################
283:
284: =pod
285:
1.112 bowersj2 286: =head1 HTML and Javascript Functions
1.42 matthew 287:
1.112 bowersj2 288: =over 4
289:
1.648 raeburn 290: =item * &browser_and_searcher_javascript()
1.112 bowersj2 291:
292: X<browsing, javascript>X<searching, javascript>Returns a string
293: containing javascript with two functions, C<openbrowser> and
294: C<opensearcher>. Returned string does not contain E<lt>scriptE<gt>
295: tags.
1.42 matthew 296:
1.648 raeburn 297: =item * &openbrowser(formname,elementname,only,omit) [javascript]
1.42 matthew 298:
299: inputs: formname, elementname, only, omit
300:
301: formname and elementname indicate the name of the html form and name of
302: the element that the results of the browsing selection are to be placed in.
303:
304: Specifying 'only' will restrict the browser to displaying only files
1.185 www 305: with the given extension. Can be a comma separated list.
1.42 matthew 306:
307: Specifying 'omit' will restrict the browser to NOT displaying files
1.185 www 308: with the given extension. Can be a comma separated list.
1.42 matthew 309:
1.648 raeburn 310: =item * &opensearcher(formname,elementname) [javascript]
1.42 matthew 311:
312: Inputs: formname, elementname
313:
314: formname and elementname specify the name of the html form and the name
315: of the element the selection from the search results will be placed in.
1.542 raeburn 316:
1.42 matthew 317: =cut
318:
319: sub browser_and_searcher_javascript {
1.199 albertel 320: my ($mode)=@_;
321: if (!defined($mode)) { $mode='edit'; }
1.453 albertel 322: my $resurl=&escape_single(&lastresurl());
1.42 matthew 323: return <<END;
1.219 albertel 324: // <!-- BEGIN LON-CAPA Internal
1.50 matthew 325: var editbrowser = null;
1.135 albertel 326: function openbrowser(formname,elementname,only,omit,titleelement) {
1.170 www 327: var url = '$resurl/?';
1.42 matthew 328: if (editbrowser == null) {
329: url += 'launch=1&';
330: }
331: url += 'catalogmode=interactive&';
1.199 albertel 332: url += 'mode=$mode&';
1.611 albertel 333: url += 'inhibitmenu=yes&';
1.42 matthew 334: url += 'form=' + formname + '&';
335: if (only != null) {
336: url += 'only=' + only + '&';
1.217 albertel 337: } else {
338: url += 'only=&';
339: }
1.42 matthew 340: if (omit != null) {
341: url += 'omit=' + omit + '&';
1.217 albertel 342: } else {
343: url += 'omit=&';
344: }
1.135 albertel 345: if (titleelement != null) {
346: url += 'titleelement=' + titleelement + '&';
1.217 albertel 347: } else {
348: url += 'titleelement=&';
349: }
1.42 matthew 350: url += 'element=' + elementname + '';
351: var title = 'Browser';
1.435 albertel 352: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 353: options += ',width=700,height=600';
354: editbrowser = open(url,title,options,'1');
355: editbrowser.focus();
356: }
357: var editsearcher;
1.135 albertel 358: function opensearcher(formname,elementname,titleelement) {
1.42 matthew 359: var url = '/adm/searchcat?';
360: if (editsearcher == null) {
361: url += 'launch=1&';
362: }
363: url += 'catalogmode=interactive&';
1.199 albertel 364: url += 'mode=$mode&';
1.42 matthew 365: url += 'form=' + formname + '&';
1.135 albertel 366: if (titleelement != null) {
367: url += 'titleelement=' + titleelement + '&';
1.217 albertel 368: } else {
369: url += 'titleelement=&';
370: }
1.42 matthew 371: url += 'element=' + elementname + '';
372: var title = 'Search';
1.435 albertel 373: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 374: options += ',width=700,height=600';
375: editsearcher = open(url,title,options,'1');
376: editsearcher.focus();
377: }
1.219 albertel 378: // END LON-CAPA Internal -->
1.42 matthew 379: END
1.170 www 380: }
381:
382: sub lastresurl {
1.258 albertel 383: if ($env{'environment.lastresurl'}) {
384: return $env{'environment.lastresurl'}
1.170 www 385: } else {
386: return '/res';
387: }
388: }
389:
390: sub storeresurl {
391: my $resurl=&Apache::lonnet::clutter(shift);
392: unless ($resurl=~/^\/res/) { return 0; }
393: $resurl=~s/\/$//;
394: &Apache::lonnet::put('environment',{'lastresurl' => $resurl});
1.646 raeburn 395: &Apache::lonnet::appenv({'environment.lastresurl' => $resurl});
1.170 www 396: return 1;
1.42 matthew 397: }
398:
1.74 www 399: sub studentbrowser_javascript {
1.111 www 400: unless (
1.258 albertel 401: (($env{'request.course.id'}) &&
1.302 albertel 402: (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
403: || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
404: '/'.$env{'request.course.sec'})
405: ))
1.258 albertel 406: || ($env{'request.role'}=~/^(au|dc|su)/)
1.111 www 407: ) { return ''; }
1.74 www 408: return (<<'ENDSTDBRW');
409: <script type="text/javascript" language="Javascript" >
410: var stdeditbrowser;
1.558 albertel 411: function openstdbrowser(formname,uname,udom,roleflag,ignorefilter) {
1.74 www 412: var url = '/adm/pickstudent?';
413: var filter;
1.558 albertel 414: if (!ignorefilter) {
415: eval('filter=document.'+formname+'.'+uname+'.value;');
416: }
1.74 www 417: if (filter != null) {
418: if (filter != '') {
419: url += 'filter='+filter+'&';
420: }
421: }
422: url += 'form=' + formname + '&unameelement='+uname+
423: '&udomelement='+udom;
1.111 www 424: if (roleflag) { url+="&roles=1"; }
1.102 www 425: var title = 'Student_Browser';
1.74 www 426: var options = 'scrollbars=1,resizable=1,menubar=0';
427: options += ',width=700,height=600';
428: stdeditbrowser = open(url,title,options,'1');
429: stdeditbrowser.focus();
430: }
431: </script>
432: ENDSTDBRW
433: }
1.42 matthew 434:
1.74 www 435: sub selectstudent_link {
1.111 www 436: my ($form,$unameele,$udomele)=@_;
1.258 albertel 437: if ($env{'request.course.id'}) {
1.302 albertel 438: if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})
439: && !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.
440: '/'.$env{'request.course.sec'})) {
1.111 www 441: return '';
442: }
443: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.607 albertel 444: '","'.$udomele.'");'."'>".&mt('Select User')."</a>";
1.74 www 445: }
1.258 albertel 446: if ($env{'request.role'}=~/^(au|dc|su)/) {
1.111 www 447: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.119 www 448: '","'.$udomele.'",1);'."'>".&mt('Select User')."</a>";
1.111 www 449: }
450: return '';
1.91 www 451: }
452:
1.653 raeburn 453: sub authorbrowser_javascript {
454: return <<"ENDAUTHORBRW";
455: <script type="text/javascript">
456: var stdeditbrowser;
457:
458: function openauthorbrowser(formname,udom) {
459: var url = '/adm/pickauthor?';
460: url += 'form='+formname+'&roledom='+udom;
461: var title = 'Author_Browser';
462: var options = 'scrollbars=1,resizable=1,menubar=0';
463: options += ',width=700,height=600';
464: stdeditbrowser = open(url,title,options,'1');
465: stdeditbrowser.focus();
466: }
467:
468: </script>
469: ENDAUTHORBRW
470: }
471:
1.91 www 472: sub coursebrowser_javascript {
1.468 raeburn 473: my ($domainfilter,$sec_element,$formname)=@_;
1.377 raeburn 474: my $crs_or_grp_alert = &mt('Please select the type of LON-CAPA entity - Course or Group - for which you wish to add/modify a user role');
1.468 raeburn 475: my $output = '
1.538 albertel 476: <script type="text/javascript">
1.468 raeburn 477: var stdeditbrowser;'."\n";
478: $output .= <<"ENDSTDBRW";
1.377 raeburn 479: function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
1.91 www 480: var url = '/adm/pickcourse?';
1.468 raeburn 481: var domainfilter = '';
482: var formid = getFormIdByName(formname);
483: if (formid > -1) {
484: var domid = getIndexByName(formid,udom);
485: if (domid > -1) {
486: if (document.forms[formid].elements[domid].type == 'select-one') {
487: domainfilter=document.forms[formid].elements[domid].options[document.forms[formid].elements[domid].selectedIndex].value;
488: }
489: if (document.forms[formid].elements[domid].type == 'hidden') {
490: domainfilter=document.forms[formid].elements[domid].value;
491: }
492: }
1.91 www 493: }
1.128 albertel 494: if (domainfilter != null) {
495: if (domainfilter != '') {
496: url += 'domainfilter='+domainfilter+'&';
497: }
498: }
1.91 www 499: url += 'form=' + formname + '&cnumelement='+uname+
1.187 albertel 500: '&cdomelement='+udom+
501: '&cnameelement='+desc;
1.468 raeburn 502: if (extra_element !=null && extra_element != '') {
1.594 raeburn 503: if (formname == 'rolechoice' || formname == 'studentform') {
1.468 raeburn 504: url += '&roleelement='+extra_element;
505: if (domainfilter == null || domainfilter == '') {
506: url += '&domainfilter='+extra_element;
507: }
1.234 raeburn 508: }
1.468 raeburn 509: else {
510: if (formname == 'portform') {
511: url += '&setroles='+extra_element;
512: }
513: }
1.230 raeburn 514: }
1.293 raeburn 515: if (multflag !=null && multflag != '') {
516: url += '&multiple='+multflag;
517: }
1.377 raeburn 518: if (crstype == 'Course/Group') {
519: if (formname == 'cu') {
520: crstype = document.cu.crstype.options[document.cu.crstype.selectedIndex].value;
521: if (crstype == "") {
522: alert("$crs_or_grp_alert");
523: return;
524: }
525: }
526: }
527: if (crstype !=null && crstype != '') {
528: url += '&type='+crstype;
529: }
1.102 www 530: var title = 'Course_Browser';
1.91 www 531: var options = 'scrollbars=1,resizable=1,menubar=0';
532: options += ',width=700,height=600';
533: stdeditbrowser = open(url,title,options,'1');
534: stdeditbrowser.focus();
535: }
1.468 raeburn 536:
537: function getFormIdByName(formname) {
538: for (var i=0;i<document.forms.length;i++) {
539: if (document.forms[i].name == formname) {
540: return i;
541: }
542: }
543: return -1;
544: }
545:
546: function getIndexByName(formid,item) {
547: for (var i=0;i<document.forms[formid].elements.length;i++) {
548: if (document.forms[formid].elements[i].name == item) {
549: return i;
550: }
551: }
552: return -1;
553: }
1.91 www 554: ENDSTDBRW
1.468 raeburn 555: if ($sec_element ne '') {
556: $output .= &setsec_javascript($sec_element,$formname);
557: }
558: $output .= '
559: </script>';
560: return $output;
561: }
562:
563: sub setsec_javascript {
564: my ($sec_element,$formname) = @_;
565: my $setsections = qq|
566: function setSect(sectionlist) {
1.629 raeburn 567: var sectionsArray = new Array();
568: if ((sectionlist != '') && (typeof sectionlist != "undefined")) {
569: sectionsArray = sectionlist.split(",");
570: }
1.468 raeburn 571: var numSections = sectionsArray.length;
572: document.$formname.$sec_element.length = 0;
573: if (numSections == 0) {
574: document.$formname.$sec_element.multiple=false;
575: document.$formname.$sec_element.size=1;
576: document.$formname.$sec_element.options[0] = new Option('No existing sections','',false,false)
577: } else {
578: if (numSections == 1) {
579: document.$formname.$sec_element.multiple=false;
580: document.$formname.$sec_element.size=1;
581: document.$formname.$sec_element.options[0] = new Option('Select','',true,true);
582: document.$formname.$sec_element.options[1] = new Option('No section','',false,false)
583: document.$formname.$sec_element.options[2] = new Option(sectionsArray[0],sectionsArray[0],false,false);
584: } else {
585: for (var i=0; i<numSections; i++) {
586: document.$formname.$sec_element.options[i] = new Option(sectionsArray[i],sectionsArray[i],false,false)
587: }
588: document.$formname.$sec_element.multiple=true
589: if (numSections < 3) {
590: document.$formname.$sec_element.size=numSections;
591: } else {
592: document.$formname.$sec_element.size=3;
593: }
594: document.$formname.$sec_element.options[0].selected = false
595: }
596: }
1.91 www 597: }
1.468 raeburn 598: |;
599: return $setsections;
600: }
601:
1.91 www 602:
603: sub selectcourse_link {
1.377 raeburn 604: my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
1.492 albertel 605: return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
606: '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";
1.74 www 607: }
1.42 matthew 608:
1.653 raeburn 609: sub selectauthor_link {
610: my ($form,$udom)=@_;
611: return '<a href="javascript:openauthorbrowser('."'$form','$udom'".');">'.
612: &mt('Select Author').'</a>';
613: }
614:
1.273 raeburn 615: sub check_uncheck_jscript {
616: my $jscript = <<"ENDSCRT";
617: function checkAll(field) {
618: if (field.length > 0) {
619: for (i = 0; i < field.length; i++) {
620: field[i].checked = true ;
621: }
622: } else {
623: field.checked = true
624: }
625: }
626:
627: function uncheckAll(field) {
628: if (field.length > 0) {
629: for (i = 0; i < field.length; i++) {
630: field[i].checked = false ;
1.543 albertel 631: }
632: } else {
1.273 raeburn 633: field.checked = false ;
634: }
635: }
636: ENDSCRT
637: return $jscript;
638: }
639:
1.656 www 640: sub select_timezone {
1.659 raeburn 641: my ($name,$selected,$onchange,$includeempty)=@_;
642: my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
643: if ($includeempty) {
644: $output .= '<option value=""';
645: if (($selected eq '') || ($selected eq 'local')) {
646: $output .= ' selected="selected" ';
647: }
648: $output .= '> </option>';
649: }
1.657 raeburn 650: my @timezones = DateTime::TimeZone->all_names;
651: foreach my $tzone (@timezones) {
652: $output.= '<option value="'.$tzone.'"';
653: if ($tzone eq $selected) {
654: $output.=' selected="selected"';
655: }
656: $output.=">$tzone</option>\n";
1.656 www 657: }
658: $output.="</select>";
659: return $output;
660: }
1.273 raeburn 661:
1.687 raeburn 662: sub select_datelocale {
663: my ($name,$selected,$onchange,$includeempty)=@_;
664: my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
665: if ($includeempty) {
666: $output .= '<option value=""';
667: if ($selected eq '') {
668: $output .= ' selected="selected" ';
669: }
670: $output .= '> </option>';
671: }
672: my (@possibles,%locale_names);
673: my @locales = DateTime::Locale::Catalog::Locales;
674: foreach my $locale (@locales) {
675: if (ref($locale) eq 'HASH') {
676: my $id = $locale->{'id'};
677: if ($id ne '') {
678: my $en_terr = $locale->{'en_territory'};
679: my $native_terr = $locale->{'native_territory'};
1.695 raeburn 680: my @languages = &Apache::lonlocal::preferred_languages();
1.687 raeburn 681: if (grep(/^en$/,@languages) || !@languages) {
682: if ($en_terr ne '') {
683: $locale_names{$id} = '('.$en_terr.')';
684: } elsif ($native_terr ne '') {
685: $locale_names{$id} = $native_terr;
686: }
687: } else {
688: if ($native_terr ne '') {
689: $locale_names{$id} = $native_terr.' ';
690: } elsif ($en_terr ne '') {
691: $locale_names{$id} = '('.$en_terr.')';
692: }
693: }
694: push (@possibles,$id);
695: }
696: }
697: }
698: foreach my $item (sort(@possibles)) {
699: $output.= '<option value="'.$item.'"';
700: if ($item eq $selected) {
701: $output.=' selected="selected"';
702: }
703: $output.=">$item";
704: if ($locale_names{$item} ne '') {
705: $output.=" $locale_names{$item}</option>\n";
706: }
707: $output.="</option>\n";
708: }
709: $output.="</select>";
710: return $output;
711: }
712:
1.42 matthew 713: =pod
1.36 matthew 714:
1.648 raeburn 715: =item * &linked_select_forms(...)
1.36 matthew 716:
717: linked_select_forms returns a string containing a <script></script> block
718: and html for two <select> menus. The select menus will be linked in that
719: changing the value of the first menu will result in new values being placed
720: in the second menu. The values in the select menu will appear in alphabetical
1.609 raeburn 721: order unless a defined order is provided.
1.36 matthew 722:
723: linked_select_forms takes the following ordered inputs:
724:
725: =over 4
726:
1.112 bowersj2 727: =item * $formname, the name of the <form> tag
1.36 matthew 728:
1.112 bowersj2 729: =item * $middletext, the text which appears between the <select> tags
1.36 matthew 730:
1.112 bowersj2 731: =item * $firstdefault, the default value for the first menu
1.36 matthew 732:
1.112 bowersj2 733: =item * $firstselectname, the name of the first <select> tag
1.36 matthew 734:
1.112 bowersj2 735: =item * $secondselectname, the name of the second <select> tag
1.36 matthew 736:
1.112 bowersj2 737: =item * $hashref, a reference to a hash containing the data for the menus.
1.36 matthew 738:
1.609 raeburn 739: =item * $menuorder, the order of values in the first menu
740:
1.41 ng 741: =back
742:
1.36 matthew 743: Below is an example of such a hash. Only the 'text', 'default', and
744: 'select2' keys must appear as stated. keys(%menu) are the possible
745: values for the first select menu. The text that coincides with the
1.41 ng 746: first menu value is given in $menu{$choice1}->{'text'}. The values
1.36 matthew 747: and text for the second menu are given in the hash pointed to by
748: $menu{$choice1}->{'select2'}.
749:
1.112 bowersj2 750: my %menu = ( A1 => { text =>"Choice A1" ,
751: default => "B3",
752: select2 => {
753: B1 => "Choice B1",
754: B2 => "Choice B2",
755: B3 => "Choice B3",
756: B4 => "Choice B4"
1.609 raeburn 757: },
758: order => ['B4','B3','B1','B2'],
1.112 bowersj2 759: },
760: A2 => { text =>"Choice A2" ,
761: default => "C2",
762: select2 => {
763: C1 => "Choice C1",
764: C2 => "Choice C2",
765: C3 => "Choice C3"
1.609 raeburn 766: },
767: order => ['C2','C1','C3'],
1.112 bowersj2 768: },
769: A3 => { text =>"Choice A3" ,
770: default => "D6",
771: select2 => {
772: D1 => "Choice D1",
773: D2 => "Choice D2",
774: D3 => "Choice D3",
775: D4 => "Choice D4",
776: D5 => "Choice D5",
777: D6 => "Choice D6",
778: D7 => "Choice D7"
1.609 raeburn 779: },
780: order => ['D4','D3','D2','D1','D7','D6','D5'],
1.112 bowersj2 781: }
782: );
1.36 matthew 783:
784: =cut
785:
786: sub linked_select_forms {
787: my ($formname,
788: $middletext,
789: $firstdefault,
790: $firstselectname,
791: $secondselectname,
1.609 raeburn 792: $hashref,
793: $menuorder,
1.36 matthew 794: ) = @_;
795: my $second = "document.$formname.$secondselectname";
796: my $first = "document.$formname.$firstselectname";
797: # output the javascript to do the changing
798: my $result = '';
1.219 albertel 799: $result.="<script type=\"text/javascript\">\n";
1.36 matthew 800: $result.="var select2data = new Object();\n";
801: $" = '","';
802: my $debug = '';
803: foreach my $s1 (sort(keys(%$hashref))) {
804: $result.="select2data.d_$s1 = new Object();\n";
805: $result.="select2data.d_$s1.def = new String('".
806: $hashref->{$s1}->{'default'}."');\n";
1.609 raeburn 807: $result.="select2data.d_$s1.values = new Array(";
1.36 matthew 808: my @s2values = sort(keys( %{ $hashref->{$s1}->{'select2'} } ));
1.609 raeburn 809: if (ref($hashref->{$s1}->{'order'}) eq 'ARRAY') {
810: @s2values = @{$hashref->{$s1}->{'order'}};
811: }
1.36 matthew 812: $result.="\"@s2values\");\n";
813: $result.="select2data.d_$s1.texts = new Array(";
814: my @s2texts;
815: foreach my $value (@s2values) {
816: push @s2texts, $hashref->{$s1}->{'select2'}->{$value};
817: }
818: $result.="\"@s2texts\");\n";
819: }
820: $"=' ';
821: $result.= <<"END";
822:
823: function select1_changed() {
824: // Determine new choice
825: var newvalue = "d_" + $first.value;
826: // update select2
827: var values = select2data[newvalue].values;
828: var texts = select2data[newvalue].texts;
829: var select2def = select2data[newvalue].def;
830: var i;
831: // out with the old
832: for (i = 0; i < $second.options.length; i++) {
833: $second.options[i] = null;
834: }
835: // in with the nuclear
836: for (i=0;i<values.length; i++) {
837: $second.options[i] = new Option(values[i]);
1.143 matthew 838: $second.options[i].value = values[i];
1.36 matthew 839: $second.options[i].text = texts[i];
840: if (values[i] == select2def) {
841: $second.options[i].selected = true;
842: }
843: }
844: }
845: </script>
846: END
847: # output the initial values for the selection lists
848: $result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed()\">\n";
1.609 raeburn 849: my @order = sort(keys(%{$hashref}));
850: if (ref($menuorder) eq 'ARRAY') {
851: @order = @{$menuorder};
852: }
853: foreach my $value (@order) {
1.36 matthew 854: $result.=" <option value=\"$value\" ";
1.253 albertel 855: $result.=" selected=\"selected\" " if ($value eq $firstdefault);
1.119 www 856: $result.=">".&mt($hashref->{$value}->{'text'})."</option>\n";
1.36 matthew 857: }
858: $result .= "</select>\n";
859: my %select2 = %{$hashref->{$firstdefault}->{'select2'}};
860: $result .= $middletext;
861: $result .= "<select size=\"1\" name=\"$secondselectname\">\n";
862: my $seconddefault = $hashref->{$firstdefault}->{'default'};
1.609 raeburn 863:
864: my @secondorder = sort(keys(%select2));
865: if (ref($hashref->{$firstdefault}->{'order'}) eq 'ARRAY') {
866: @secondorder = @{$hashref->{$firstdefault}->{'order'}};
867: }
868: foreach my $value (@secondorder) {
1.36 matthew 869: $result.=" <option value=\"$value\" ";
1.253 albertel 870: $result.=" selected=\"selected\" " if ($value eq $seconddefault);
1.119 www 871: $result.=">".&mt($select2{$value})."</option>\n";
1.36 matthew 872: }
873: $result .= "</select>\n";
874: # return $debug;
875: return $result;
876: } # end of sub linked_select_forms {
877:
1.45 matthew 878: =pod
1.44 bowersj2 879:
1.648 raeburn 880: =item * &help_open_topic($topic,$text,$stayOnPage,$width,$height)
1.44 bowersj2 881:
1.112 bowersj2 882: Returns a string corresponding to an HTML link to the given help
883: $topic, where $topic corresponds to the name of a .tex file in
884: /home/httpd/html/adm/help/tex, with underscores replaced by
885: spaces.
886:
887: $text will optionally be linked to the same topic, allowing you to
888: link text in addition to the graphic. If you do not want to link
889: text, but wish to specify one of the later parameters, pass an
890: empty string.
891:
892: $stayOnPage is a value that will be interpreted as a boolean. If true,
893: the link will not open a new window. If false, the link will open
894: a new window using Javascript. (Default is false.)
895:
896: $width and $height are optional numerical parameters that will
897: override the width and height of the popped up window, which may
898: be useful for certain help topics with big pictures included.
1.44 bowersj2 899:
900: =cut
901:
902: sub help_open_topic {
1.48 bowersj2 903: my ($topic, $text, $stayOnPage, $width, $height) = @_;
904: $text = "" if (not defined $text);
1.44 bowersj2 905: $stayOnPage = 0 if (not defined $stayOnPage);
1.552 banghart 906: if ($env{'browser.interface'} eq 'textual') {
1.79 www 907: $stayOnPage=1;
908: }
1.44 bowersj2 909: $width = 350 if (not defined $width);
910: $height = 400 if (not defined $height);
911: my $filename = $topic;
912: $filename =~ s/ /_/g;
913:
1.48 bowersj2 914: my $template = "";
915: my $link;
1.572 banghart 916:
1.159 www 917: $topic=~s/\W/\_/g;
1.44 bowersj2 918:
1.572 banghart 919: if (!$stayOnPage) {
1.72 bowersj2 920: $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1.572 banghart 921: } else {
1.48 bowersj2 922: $link = "/adm/help/${filename}.hlp";
923: }
924:
925: # Add the text
1.572 banghart 926: if ($text ne "") {
1.77 www 927: $template .=
1.572 banghart 928: "<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 929: "<td bgcolor='#5555FF'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
1.48 bowersj2 930: }
931:
932: # Add the graphic
1.179 matthew 933: my $title = &mt('Online Help');
1.667 raeburn 934: my $helpicon=&lonhttpdurl("/adm/help/help.png");
1.48 bowersj2 935: $template .= <<"ENDTEMPLATE";
1.436 albertel 936: <a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>
1.44 bowersj2 937: ENDTEMPLATE
1.705 tempelho 938: if ($text ne '') { $template.='</td></tr></table>' };
1.44 bowersj2 939: return $template;
940:
1.106 bowersj2 941: }
942:
943: # This is a quicky function for Latex cheatsheet editing, since it
944: # appears in at least four places
945: sub helpLatexCheatsheet {
1.732 raeburn 946: my ($topic,$text,$not_author) = @_;
947: my $out;
1.106 bowersj2 948: my $addOther = '';
1.732 raeburn 949: if ($topic) {
950: $addOther = &Apache::loncommon::help_open_topic($topic,$text,
951: undef, undef, 600).
1.106 bowersj2 952: '</td><td>';
953: }
1.732 raeburn 954: $out = '<table><tr><td>'.
955: $addOther .
956: &Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
957: undef,undef,600).
958: '</td><td>'.
959: &Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
960: undef,undef,600).
961: '</td>';
962: unless ($not_author) {
963: $out .= '<td>'.
964: &Apache::loncommon::help_open_topic("Authoring_Output_Tags",&mt('Output Tags'),
965: undef,undef,600).
966: '</td>';
967: }
968: $out .= '</tr></table>';
969: return $out;
1.172 www 970: }
971:
1.430 albertel 972: sub general_help {
973: my $helptopic='Student_Intro';
974: if ($env{'request.role'}=~/^(ca|au)/) {
975: $helptopic='Authoring_Intro';
976: } elsif ($env{'request.role'}=~/^cc/) {
977: $helptopic='Course_Coordination_Intro';
1.672 raeburn 978: } elsif ($env{'request.role'}=~/^dc/) {
979: $helptopic='Domain_Coordination_Intro';
1.430 albertel 980: }
981: return $helptopic;
982: }
983:
984: sub update_help_link {
985: my ($topic,$component_help,$faq,$bug,$stayOnPage) = @_;
986: my $origurl = $ENV{'REQUEST_URI'};
987: $origurl=~s|^/~|/priv/|;
988: my $timestamp = time;
989: foreach my $datum (\$topic,\$component_help,\$faq,\$bug,\$origurl) {
990: $$datum = &escape($$datum);
991: }
992:
993: my $banner_link = "/adm/helpmenu?page=banner&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
994: my $output .= <<"ENDOUTPUT";
995: <script type="text/javascript">
996: banner_link = '$banner_link';
997: </script>
998: ENDOUTPUT
999: return $output;
1000: }
1001:
1002: # now just updates the help link and generates a blue icon
1.193 raeburn 1003: sub help_open_menu {
1.430 albertel 1004: my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)
1.552 banghart 1005: = @_;
1.430 albertel 1006: $stayOnPage = 0 if (not defined $stayOnPage);
1.572 banghart 1007: # only use pop-up help (stayOnPage == 0)
1.552 banghart 1008: # if environment.remote is on (using remote control UI)
1.572 banghart 1009: if ($env{'browser.interface'} eq 'textual' ||
1010: $env{'environment.remote'} eq 'off' ) {
1.552 banghart 1011: $stayOnPage=1;
1.430 albertel 1012: }
1013: my $output;
1014: if ($component_help) {
1015: if (!$text) {
1016: $output=&help_open_topic($component_help,undef,$stayOnPage,
1017: $width,$height);
1018: } else {
1019: my $help_text;
1020: $help_text=&unescape($topic);
1021: $output='<table><tr><td>'.
1022: &help_open_topic($component_help,$help_text,$stayOnPage,
1023: $width,$height).'</td></tr></table>';
1024: }
1025: }
1026: my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
1027: return $output.$banner_link;
1028: }
1029:
1030: sub top_nav_help {
1031: my ($text) = @_;
1.436 albertel 1032: $text = &mt($text);
1.572 banghart 1033: my $stay_on_page =
1.436 albertel 1034: ($env{'browser.interface'} eq 'textual' ||
1035: $env{'environment.remote'} eq 'off' );
1.572 banghart 1036: my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
1.436 albertel 1037: : "javascript:helpMenu('open')";
1.572 banghart 1038: my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
1.436 albertel 1039:
1.201 raeburn 1040: my $title = &mt('Get help');
1.436 albertel 1041:
1042: return <<"END";
1043: $banner_link
1044: <a href="$link" title="$title">$text</a>
1045: END
1046: }
1047:
1048: sub help_menu_js {
1049: my ($text) = @_;
1050:
1051: my $stayOnPage =
1052: ($env{'browser.interface'} eq 'textual' ||
1053: $env{'environment.remote'} eq 'off' );
1054:
1055: my $width = 620;
1056: my $height = 600;
1.430 albertel 1057: my $helptopic=&general_help();
1058: my $details_link = '/adm/help/'.$helptopic.'.hlp';
1.261 albertel 1059: my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
1.331 albertel 1060: my $start_page =
1061: &Apache::loncommon::start_page('Help Menu', undef,
1062: {'frameset' => 1,
1063: 'js_ready' => 1,
1064: 'add_entries' => {
1065: 'border' => '0',
1.579 raeburn 1066: 'rows' => "110,*",},});
1.331 albertel 1067: my $end_page =
1068: &Apache::loncommon::end_page({'frameset' => 1,
1069: 'js_ready' => 1,});
1070:
1.436 albertel 1071: my $template .= <<"ENDTEMPLATE";
1072: <script type="text/javascript">
1.253 albertel 1073: // <!-- BEGIN LON-CAPA Internal
1074: // <![CDATA[
1.430 albertel 1075: var banner_link = '';
1.243 raeburn 1076: function helpMenu(target) {
1077: var caller = this;
1078: if (target == 'open') {
1079: var newWindow = null;
1080: try {
1.262 albertel 1081: newWindow = window.open($nothing,"helpmenu","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" )
1.243 raeburn 1082: }
1083: catch(error) {
1084: writeHelp(caller);
1085: return;
1086: }
1087: if (newWindow) {
1088: caller = newWindow;
1089: }
1.193 raeburn 1090: }
1.243 raeburn 1091: writeHelp(caller);
1092: return;
1093: }
1094: function writeHelp(caller) {
1.430 albertel 1095: caller.document.writeln('$start_page<frame name="bannerframe" src="'+banner_link+'" /><frame name="bodyframe" src="$details_link" /> $end_page')
1.243 raeburn 1096: caller.document.close()
1097: caller.focus()
1.193 raeburn 1098: }
1.253 albertel 1099: // ]]>
1.219 albertel 1100: // END LON-CAPA Internal -->
1.436 albertel 1101: </script>
1.193 raeburn 1102: ENDTEMPLATE
1103: return $template;
1104: }
1105:
1.172 www 1106: sub help_open_bug {
1107: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1108: unless ($env{'user.adv'}) { return ''; }
1.172 www 1109: unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
1110: $text = "" if (not defined $text);
1111: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1112: if ($env{'browser.interface'} eq 'textual' ||
1113: $env{'environment.remote'} eq 'off' ) {
1.172 www 1114: $stayOnPage=1;
1115: }
1.184 albertel 1116: $width = 600 if (not defined $width);
1117: $height = 600 if (not defined $height);
1.172 www 1118:
1119: $topic=~s/\W+/\+/g;
1120: my $link='';
1121: my $template='';
1.379 albertel 1122: my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
1123: &escape($ENV{'REQUEST_URI'}).'&component='.$topic;
1.172 www 1124: if (!$stayOnPage)
1125: {
1126: $link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1127: }
1128: else
1129: {
1130: $link = $url;
1131: }
1132: # Add the text
1133: if ($text ne "")
1134: {
1135: $template .=
1136: "<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1137: "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
1.172 www 1138: }
1139:
1140: # Add the graphic
1.179 matthew 1141: my $title = &mt('Report a Bug');
1.215 albertel 1142: my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
1.172 www 1143: $template .= <<"ENDTEMPLATE";
1.436 albertel 1144: <a target="_top" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
1.172 www 1145: ENDTEMPLATE
1146: if ($text ne '') { $template.='</td></tr></table>' };
1147: return $template;
1148:
1149: }
1150:
1151: sub help_open_faq {
1152: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1153: unless ($env{'user.adv'}) { return ''; }
1.172 www 1154: unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
1155: $text = "" if (not defined $text);
1156: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1157: if ($env{'browser.interface'} eq 'textual' ||
1158: $env{'environment.remote'} eq 'off' ) {
1.172 www 1159: $stayOnPage=1;
1160: }
1161: $width = 350 if (not defined $width);
1162: $height = 400 if (not defined $height);
1163:
1164: $topic=~s/\W+/\+/g;
1165: my $link='';
1166: my $template='';
1167: my $url=$Apache::lonnet::perlvar{'FAQHost'}.'/fom/cache/'.$topic.'.html';
1168: if (!$stayOnPage)
1169: {
1170: $link = "javascript:void(open('$url', 'FAQ-O-Matic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1171: }
1172: else
1173: {
1174: $link = $url;
1175: }
1176:
1177: # Add the text
1178: if ($text ne "")
1179: {
1180: $template .=
1.173 www 1181: "<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1182: "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF; font-size:10pt;\">$text</span></a>";
1.172 www 1183: }
1184:
1185: # Add the graphic
1.179 matthew 1186: my $title = &mt('View the FAQ');
1.215 albertel 1187: my $faqicon=&lonhttpdurl("/adm/lonMisc/smallFAQ.gif");
1.172 www 1188: $template .= <<"ENDTEMPLATE";
1.436 albertel 1189: <a target="_top" href="$link" title="$title"><img src="$faqicon" border="0" alt="(FAQ: $topic)" /></a>
1.172 www 1190: ENDTEMPLATE
1191: if ($text ne '') { $template.='</td></tr></table>' };
1192: return $template;
1193:
1.44 bowersj2 1194: }
1.37 matthew 1195:
1.180 matthew 1196: ###############################################################
1197: ###############################################################
1198:
1.45 matthew 1199: =pod
1200:
1.648 raeburn 1201: =item * &change_content_javascript():
1.256 matthew 1202:
1203: This and the next function allow you to create small sections of an
1204: otherwise static HTML page that you can update on the fly with
1205: Javascript, even in Netscape 4.
1206:
1207: The Javascript fragment returned by this function (no E<lt>scriptE<gt> tag)
1208: must be written to the HTML page once. It will prove the Javascript
1209: function "change(name, content)". Calling the change function with the
1210: name of the section
1211: you want to update, matching the name passed to C<changable_area>, and
1212: the new content you want to put in there, will put the content into
1213: that area.
1214:
1215: B<Note>: Netscape 4 only reserves enough space for the changable area
1216: to contain room for the original contents. You need to "make space"
1217: for whatever changes you wish to make, and be B<sure> to check your
1218: code in Netscape 4. This feature in Netscape 4 is B<not> powerful;
1219: it's adequate for updating a one-line status display, but little more.
1220: This script will set the space to 100% width, so you only need to
1221: worry about height in Netscape 4.
1222:
1223: Modern browsers are much less limiting, and if you can commit to the
1224: user not using Netscape 4, this feature may be used freely with
1225: pretty much any HTML.
1226:
1227: =cut
1228:
1229: sub change_content_javascript {
1230: # If we're on Netscape 4, we need to use Layer-based code
1.258 albertel 1231: if ($env{'browser.type'} eq 'netscape' &&
1232: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1233: return (<<NETSCAPE4);
1234: function change(name, content) {
1235: doc = document.layers[name+"___escape"].layers[0].document;
1236: doc.open();
1237: doc.write(content);
1238: doc.close();
1239: }
1240: NETSCAPE4
1241: } else {
1242: # Otherwise, we need to use semi-standards-compliant code
1243: # (technically, "innerHTML" isn't standard but the equivalent
1244: # is really scary, and every useful browser supports it
1245: return (<<DOMBASED);
1246: function change(name, content) {
1247: element = document.getElementById(name);
1248: element.innerHTML = content;
1249: }
1250: DOMBASED
1251: }
1252: }
1253:
1254: =pod
1255:
1.648 raeburn 1256: =item * &changable_area($name,$origContent):
1.256 matthew 1257:
1258: This provides a "changable area" that can be modified on the fly via
1259: the Javascript code provided in C<change_content_javascript>. $name is
1260: the name you will use to reference the area later; do not repeat the
1261: same name on a given HTML page more then once. $origContent is what
1262: the area will originally contain, which can be left blank.
1263:
1264: =cut
1265:
1266: sub changable_area {
1267: my ($name, $origContent) = @_;
1268:
1.258 albertel 1269: if ($env{'browser.type'} eq 'netscape' &&
1270: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1271: # If this is netscape 4, we need to use the Layer tag
1272: return "<ilayer width='100%' id='${name}___escape' overflow='none'><layer width='100%' id='$name' overflow='none'>$origContent</layer></ilayer>";
1273: } else {
1274: return "<span id='$name'>$origContent</span>";
1275: }
1276: }
1277:
1278: =pod
1279:
1.648 raeburn 1280: =item * &viewport_geometry_js
1.590 raeburn 1281:
1282: Provides javascript object (Geometry) which can provide information about the viewport geometry for the client browser.
1283:
1284: =cut
1285:
1286:
1287: sub viewport_geometry_js {
1288: return <<"GEOMETRY";
1289: var Geometry = {};
1290: function init_geometry() {
1291: if (Geometry.init) { return };
1292: Geometry.init=1;
1293: if (window.innerHeight) {
1294: Geometry.getViewportHeight = function() { return window.innerHeight; };
1295: Geometry.getViewportWidth = function() { return window.innerWidth; };
1296: Geometry.getHorizontalScroll = function() { return window.pageXOffset; };
1297: Geometry.getVerticalScroll = function() { return window.pageYOffset; };
1298: }
1299: else if (document.documentElement && document.documentElement.clientHeight) {
1300: Geometry.getViewportHeight =
1301: function() { return document.documentElement.clientHeight; };
1302: Geometry.getViewportWidth =
1303: function() { return document.documentElement.clientWidth; };
1304:
1305: Geometry.getHorizontalScroll =
1306: function() { return document.documentElement.scrollLeft; };
1307: Geometry.getVerticalScroll =
1308: function() { return document.documentElement.scrollTop; };
1309: }
1310: else if (document.body.clientHeight) {
1311: Geometry.getViewportHeight =
1312: function() { return document.body.clientHeight; };
1313: Geometry.getViewportWidth =
1314: function() { return document.body.clientWidth; };
1315: Geometry.getHorizontalScroll =
1316: function() { return document.body.scrollLeft; };
1317: Geometry.getVerticalScroll =
1318: function() { return document.body.scrollTop; };
1319: }
1320: }
1321:
1322: GEOMETRY
1323: }
1324:
1325: =pod
1326:
1.648 raeburn 1327: =item * &viewport_size_js()
1.590 raeburn 1328:
1329: Provides a javascript function to set values of two form elements - width and height (elements are passed in as arguments to the javascript function) to the dimensions of the user's browser window.
1330:
1331: =cut
1332:
1333: sub viewport_size_js {
1334: my $geometry = &viewport_geometry_js();
1335: return <<"DIMS";
1336:
1337: $geometry
1338:
1339: function getViewportDims(width,height) {
1340: init_geometry();
1341: width.value = Geometry.getViewportWidth();
1342: height.value = Geometry.getViewportHeight();
1343: return;
1344: }
1345:
1346: DIMS
1347: }
1348:
1349: =pod
1350:
1.648 raeburn 1351: =item * &resize_textarea_js()
1.565 albertel 1352:
1353: emits the needed javascript to resize a textarea to be as big as possible
1354:
1355: creates a function resize_textrea that takes two IDs first should be
1356: the id of the element to resize, second should be the id of a div that
1357: surrounds everything that comes after the textarea, this routine needs
1358: to be attached to the <body> for the onload and onresize events.
1359:
1.648 raeburn 1360: =back
1.565 albertel 1361:
1362: =cut
1363:
1364: sub resize_textarea_js {
1.590 raeburn 1365: my $geometry = &viewport_geometry_js();
1.565 albertel 1366: return <<"RESIZE";
1367: <script type="text/javascript">
1.590 raeburn 1368: $geometry
1.565 albertel 1369:
1.588 albertel 1370: function getX(element) {
1371: var x = 0;
1372: while (element) {
1373: x += element.offsetLeft;
1374: element = element.offsetParent;
1375: }
1376: return x;
1377: }
1378: function getY(element) {
1379: var y = 0;
1380: while (element) {
1381: y += element.offsetTop;
1382: element = element.offsetParent;
1383: }
1384: return y;
1385: }
1386:
1387:
1.565 albertel 1388: function resize_textarea(textarea_id,bottom_id) {
1389: init_geometry();
1390: var textarea = document.getElementById(textarea_id);
1391: //alert(textarea);
1392:
1.588 albertel 1393: var textarea_top = getY(textarea);
1.565 albertel 1394: var textarea_height = textarea.offsetHeight;
1395: var bottom = document.getElementById(bottom_id);
1.588 albertel 1396: var bottom_top = getY(bottom);
1.565 albertel 1397: var bottom_height = bottom.offsetHeight;
1398: var window_height = Geometry.getViewportHeight();
1.588 albertel 1399: var fudge = 23;
1.565 albertel 1400: var new_height = window_height-fudge-textarea_top-bottom_height;
1401: if (new_height < 300) {
1402: new_height = 300;
1403: }
1404: textarea.style.height=new_height+'px';
1405: }
1406: </script>
1407: RESIZE
1408:
1409: }
1410:
1411: =pod
1412:
1.256 matthew 1413: =head1 Excel and CSV file utility routines
1414:
1415: =over 4
1416:
1417: =cut
1418:
1419: ###############################################################
1420: ###############################################################
1421:
1422: =pod
1423:
1.648 raeburn 1424: =item * &csv_translate($text)
1.37 matthew 1425:
1.185 www 1426: Translate $text to allow it to be output as a 'comma separated values'
1.37 matthew 1427: format.
1428:
1429: =cut
1430:
1.180 matthew 1431: ###############################################################
1432: ###############################################################
1.37 matthew 1433: sub csv_translate {
1434: my $text = shift;
1435: $text =~ s/\"/\"\"/g;
1.209 albertel 1436: $text =~ s/\n/ /g;
1.37 matthew 1437: return $text;
1438: }
1.180 matthew 1439:
1440: ###############################################################
1441: ###############################################################
1442:
1443: =pod
1444:
1.648 raeburn 1445: =item * &define_excel_formats()
1.180 matthew 1446:
1447: Define some commonly used Excel cell formats.
1448:
1449: Currently supported formats:
1450:
1451: =over 4
1452:
1453: =item header
1454:
1455: =item bold
1456:
1457: =item h1
1458:
1459: =item h2
1460:
1461: =item h3
1462:
1.256 matthew 1463: =item h4
1464:
1465: =item i
1466:
1.180 matthew 1467: =item date
1468:
1469: =back
1470:
1471: Inputs: $workbook
1472:
1473: Returns: $format, a hash reference.
1474:
1475: =cut
1476:
1477: ###############################################################
1478: ###############################################################
1479: sub define_excel_formats {
1480: my ($workbook) = @_;
1481: my $format;
1482: $format->{'header'} = $workbook->add_format(bold => 1,
1483: bottom => 1,
1484: align => 'center');
1485: $format->{'bold'} = $workbook->add_format(bold=>1);
1486: $format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
1487: $format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
1488: $format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
1.255 matthew 1489: $format->{'h4'} = $workbook->add_format(bold=>1, size=>12);
1.246 matthew 1490: $format->{'i'} = $workbook->add_format(italic=>1);
1.180 matthew 1491: $format->{'date'} = $workbook->add_format(num_format=>
1.207 matthew 1492: 'mm/dd/yyyy hh:mm:ss');
1.180 matthew 1493: return $format;
1494: }
1495:
1496: ###############################################################
1497: ###############################################################
1.113 bowersj2 1498:
1499: =pod
1500:
1.648 raeburn 1501: =item * &create_workbook()
1.255 matthew 1502:
1503: Create an Excel worksheet. If it fails, output message on the
1504: request object and return undefs.
1505:
1506: Inputs: Apache request object
1507:
1508: Returns (undef) on failure,
1509: Excel worksheet object, scalar with filename, and formats
1510: from &Apache::loncommon::define_excel_formats on success
1511:
1512: =cut
1513:
1514: ###############################################################
1515: ###############################################################
1516: sub create_workbook {
1517: my ($r) = @_;
1518: #
1519: # Create the excel spreadsheet
1520: my $filename = '/prtspool/'.
1.258 albertel 1521: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.255 matthew 1522: time.'_'.rand(1000000000).'.xls';
1523: my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
1524: if (! defined($workbook)) {
1525: $r->log_error("Error creating excel spreadsheet $filename: $!");
1526: $r->print('<p>'.&mt("Unable to create new Excel file. ".
1527: "This error has been logged. ".
1528: "Please alert your LON-CAPA administrator").
1529: '</p>');
1530: return (undef);
1531: }
1532: #
1533: $workbook->set_tempdir('/home/httpd/perl/tmp');
1534: #
1535: my $format = &Apache::loncommon::define_excel_formats($workbook);
1536: return ($workbook,$filename,$format);
1537: }
1538:
1539: ###############################################################
1540: ###############################################################
1541:
1542: =pod
1543:
1.648 raeburn 1544: =item * &create_text_file()
1.113 bowersj2 1545:
1.542 raeburn 1546: Create a file to write to and eventually make available to the user.
1.256 matthew 1547: If file creation fails, outputs an error message on the request object and
1548: return undefs.
1.113 bowersj2 1549:
1.256 matthew 1550: Inputs: Apache request object, and file suffix
1.113 bowersj2 1551:
1.256 matthew 1552: Returns (undef) on failure,
1553: Filehandle and filename on success.
1.113 bowersj2 1554:
1555: =cut
1556:
1.256 matthew 1557: ###############################################################
1558: ###############################################################
1559: sub create_text_file {
1560: my ($r,$suffix) = @_;
1561: if (! defined($suffix)) { $suffix = 'txt'; };
1562: my $fh;
1563: my $filename = '/prtspool/'.
1.258 albertel 1564: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.256 matthew 1565: time.'_'.rand(1000000000).'.'.$suffix;
1566: $fh = Apache::File->new('>/home/httpd'.$filename);
1567: if (! defined($fh)) {
1568: $r->log_error("Couldn't open $filename for output $!");
1.683 bisitz 1569: $r->print(&mt('Problems occurred in creating the output file. '
1570: .'This error has been logged. '
1571: .'Please alert your LON-CAPA administrator.'));
1.113 bowersj2 1572: }
1.256 matthew 1573: return ($fh,$filename)
1.113 bowersj2 1574: }
1575:
1576:
1.256 matthew 1577: =pod
1.113 bowersj2 1578:
1579: =back
1580:
1581: =cut
1.37 matthew 1582:
1583: ###############################################################
1.33 matthew 1584: ## Home server <option> list generating code ##
1585: ###############################################################
1.35 matthew 1586:
1.169 www 1587: # ------------------------------------------
1588:
1589: sub domain_select {
1590: my ($name,$value,$multiple)=@_;
1591: my %domains=map {
1.514 albertel 1592: $_ => $_.' '. &Apache::lonnet::domain($_,'description')
1.512 albertel 1593: } &Apache::lonnet::all_domains();
1.169 www 1594: if ($multiple) {
1595: $domains{''}=&mt('Any domain');
1.550 albertel 1596: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.287 albertel 1597: return &multiple_select_form($name,$value,4,\%domains);
1.169 www 1598: } else {
1.550 albertel 1599: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.169 www 1600: return &select_form($name,$value,%domains);
1601: }
1602: }
1603:
1.282 albertel 1604: #-------------------------------------------
1605:
1606: =pod
1607:
1.519 raeburn 1608: =head1 Routines for form select boxes
1609:
1610: =over 4
1611:
1.648 raeburn 1612: =item * &multiple_select_form($name,$value,$size,$hash,$order)
1.282 albertel 1613:
1614: Returns a string containing a <select> element int multiple mode
1615:
1616:
1617: Args:
1618: $name - name of the <select> element
1.506 raeburn 1619: $value - scalar or array ref of values that should already be selected
1.282 albertel 1620: $size - number of rows long the select element is
1.283 albertel 1621: $hash - the elements should be 'option' => 'shown text'
1.282 albertel 1622: (shown text should already have been &mt())
1.506 raeburn 1623: $order - (optional) array ref of the order to show the elements in
1.283 albertel 1624:
1.282 albertel 1625: =cut
1626:
1627: #-------------------------------------------
1.169 www 1628: sub multiple_select_form {
1.284 albertel 1629: my ($name,$value,$size,$hash,$order)=@_;
1.169 www 1630: my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
1631: my $output='';
1.191 matthew 1632: if (! defined($size)) {
1633: $size = 4;
1.283 albertel 1634: if (scalar(keys(%$hash))<4) {
1635: $size = scalar(keys(%$hash));
1.191 matthew 1636: }
1637: }
1.734 bisitz 1638: $output.="\n".'<select name="'.$name.'" size="'.$size.'" multiple="multiple">';
1.501 banghart 1639: my @order;
1.506 raeburn 1640: if (ref($order) eq 'ARRAY') {
1641: @order = @{$order};
1642: } else {
1643: @order = sort(keys(%$hash));
1.501 banghart 1644: }
1645: if (exists($$hash{'select_form_order'})) {
1646: @order = @{$$hash{'select_form_order'}};
1647: }
1648:
1.284 albertel 1649: foreach my $key (@order) {
1.356 albertel 1650: $output.='<option value="'.&HTML::Entities::encode($key,'"<>&').'" ';
1.284 albertel 1651: $output.='selected="selected" ' if ($selected{$key});
1652: $output.='>'.$hash->{$key}."</option>\n";
1.169 www 1653: }
1654: $output.="</select>\n";
1655: return $output;
1656: }
1657:
1.88 www 1658: #-------------------------------------------
1659:
1660: =pod
1661:
1.648 raeburn 1662: =item * &select_form($defdom,$name,%hash)
1.88 www 1663:
1664: Returns a string containing a <select name='$name' size='1'> form to
1665: allow a user to select options from a hash option_name => displayed text.
1666: See lonrights.pm for an example invocation and use.
1667:
1668: =cut
1669:
1670: #-------------------------------------------
1671: sub select_form {
1672: my ($def,$name,%hash) = @_;
1673: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1.128 albertel 1674: my @keys;
1675: if (exists($hash{'select_form_order'})) {
1676: @keys=@{$hash{'select_form_order'}};
1677: } else {
1678: @keys=sort(keys(%hash));
1679: }
1.356 albertel 1680: foreach my $key (@keys) {
1681: $selectform.=
1682: '<option value="'.&HTML::Entities::encode($key,'"<>&').'" '.
1683: ($key eq $def ? 'selected="selected" ' : '').
1684: ">".&mt($hash{$key})."</option>\n";
1.88 www 1685: }
1686: $selectform.="</select>";
1687: return $selectform;
1688: }
1689:
1.475 www 1690: # For display filters
1691:
1692: sub display_filter {
1693: if (!$env{'form.show'}) { $env{'form.show'}=10; }
1.477 www 1694: if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
1.714 bisitz 1695: return '<span class="LC_nobreak"><label>'.&mt('Records [_1]',
1.475 www 1696: &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
1697: (&mt('all'),10,20,50,100,1000,10000))).
1.714 bisitz 1698: '</label></span> <span class="LC_nobreak">'.
1.475 www 1699: &mt('Filter [_1]',
1.477 www 1700: &select_form($env{'form.displayfilter'},
1701: 'displayfilter',
1702: ('currentfolder' => 'Current folder/page',
1703: 'containing' => 'Containing phrase',
1704: 'none' => 'None'))).
1.714 bisitz 1705: '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></span>';
1.475 www 1706: }
1707:
1.167 www 1708: sub gradeleveldescription {
1709: my $gradelevel=shift;
1710: my %gradelevels=(0 => 'Not specified',
1711: 1 => 'Grade 1',
1712: 2 => 'Grade 2',
1713: 3 => 'Grade 3',
1714: 4 => 'Grade 4',
1715: 5 => 'Grade 5',
1716: 6 => 'Grade 6',
1717: 7 => 'Grade 7',
1718: 8 => 'Grade 8',
1719: 9 => 'Grade 9',
1720: 10 => 'Grade 10',
1721: 11 => 'Grade 11',
1722: 12 => 'Grade 12',
1723: 13 => 'Grade 13',
1724: 14 => '100 Level',
1725: 15 => '200 Level',
1726: 16 => '300 Level',
1727: 17 => '400 Level',
1728: 18 => 'Graduate Level');
1729: return &mt($gradelevels{$gradelevel});
1730: }
1731:
1.163 www 1732: sub select_level_form {
1733: my ($deflevel,$name)=@_;
1734: unless ($deflevel) { $deflevel=0; }
1.167 www 1735: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1736: for (my $i=0; $i<=18; $i++) {
1737: $selectform.="<option value=\"$i\" ".
1.253 albertel 1738: ($i==$deflevel ? 'selected="selected" ' : '').
1.167 www 1739: ">".&gradeleveldescription($i)."</option>\n";
1740: }
1741: $selectform.="</select>";
1742: return $selectform;
1.163 www 1743: }
1.167 www 1744:
1.35 matthew 1745: #-------------------------------------------
1746:
1.45 matthew 1747: =pod
1748:
1.743 raeburn 1749: =item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$autosubmit)
1.35 matthew 1750:
1751: Returns a string containing a <select name='$name' size='1'> form to
1752: allow a user to select the domain to preform an operation in.
1753: See loncreateuser.pm for an example invocation and use.
1754:
1.90 www 1755: If the $includeempty flag is set, it also includes an empty choice ("no domain
1756: selected");
1757:
1.743 raeburn 1758: If the $showdomdesc flag is set, the domain name is followed by the domain description.
1759:
1760: If the $autosubmit flag is set, the form containing the domain selector will be auto-submitted by an onchange action.
1.563 raeburn 1761:
1.35 matthew 1762: =cut
1763:
1764: #-------------------------------------------
1.34 matthew 1765: sub select_dom_form {
1.743 raeburn 1766: my ($defdom,$name,$includeempty,$showdomdesc,$autosubmit) = @_;
1767: my $onchange;
1768: if ($autosubmit) {
1769: $onchange = ' onchange="this.form.submit()"';
1770: }
1.550 albertel 1771: my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
1.90 www 1772: if ($includeempty) { @domains=('',@domains); }
1.743 raeburn 1773: my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";
1.356 albertel 1774: foreach my $dom (@domains) {
1775: $selectdomain.="<option value=\"$dom\" ".
1.563 raeburn 1776: ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
1777: if ($showdomdesc) {
1778: if ($dom ne '') {
1779: my $domdesc = &Apache::lonnet::domain($dom,'description');
1780: if ($domdesc ne '') {
1781: $selectdomain .= ' ('.$domdesc.')';
1782: }
1783: }
1784: }
1785: $selectdomain .= "</option>\n";
1.34 matthew 1786: }
1787: $selectdomain.="</select>";
1788: return $selectdomain;
1789: }
1790:
1.35 matthew 1791: #-------------------------------------------
1792:
1.45 matthew 1793: =pod
1794:
1.648 raeburn 1795: =item * &home_server_form_item($domain,$name,$defaultflag)
1.35 matthew 1796:
1.586 raeburn 1797: input: 4 arguments (two required, two optional) -
1798: $domain - domain of new user
1799: $name - name of form element
1800: $default - Value of 'default' causes a default item to be first
1801: option, and selected by default.
1802: $hide - Value of 'hide' causes hiding of the name of the server,
1803: if 1 server found, or default, if 0 found.
1.594 raeburn 1804: output: returns 2 items:
1.586 raeburn 1805: (a) form element which contains either:
1806: (i) <select name="$name">
1807: <option value="$hostid1">$hostid $servers{$hostid}</option>
1808: <option value="$hostid2">$hostid $servers{$hostid}</option>
1809: </select>
1810: form item if there are multiple library servers in $domain, or
1811: (ii) an <input type="hidden" name="$name" value="$hostid" /> form item
1812: if there is only one library server in $domain.
1813:
1814: (b) number of library servers found.
1815:
1816: See loncreateuser.pm for example of use.
1.35 matthew 1817:
1818: =cut
1819:
1820: #-------------------------------------------
1.586 raeburn 1821: sub home_server_form_item {
1822: my ($domain,$name,$default,$hide) = @_;
1.513 albertel 1823: my %servers = &Apache::lonnet::get_servers($domain,'library');
1.586 raeburn 1824: my $result;
1825: my $numlib = keys(%servers);
1826: if ($numlib > 1) {
1827: $result .= '<select name="'.$name.'" />'."\n";
1828: if ($default) {
1829: $result .= '<option value="default" selected>'.&mt('default').
1830: '</option>'."\n";
1831: }
1832: foreach my $hostid (sort(keys(%servers))) {
1833: $result.= '<option value="'.$hostid.'">'.
1834: $hostid.' '.$servers{$hostid}."</option>\n";
1835: }
1836: $result .= '</select>'."\n";
1837: } elsif ($numlib == 1) {
1838: my $hostid;
1839: foreach my $item (keys(%servers)) {
1840: $hostid = $item;
1841: }
1842: $result .= '<input type="hidden" name="'.$name.'" value="'.
1843: $hostid.'" />';
1844: if (!$hide) {
1845: $result .= $hostid.' '.$servers{$hostid};
1846: }
1847: $result .= "\n";
1848: } elsif ($default) {
1849: $result .= '<input type="hidden" name="'.$name.
1850: '" value="default" />';
1851: if (!$hide) {
1852: $result .= &mt('default');
1853: }
1854: $result .= "\n";
1.33 matthew 1855: }
1.586 raeburn 1856: return ($result,$numlib);
1.33 matthew 1857: }
1.112 bowersj2 1858:
1859: =pod
1860:
1.534 albertel 1861: =back
1862:
1.112 bowersj2 1863: =cut
1.87 matthew 1864:
1865: ###############################################################
1.112 bowersj2 1866: ## Decoding User Agent ##
1.87 matthew 1867: ###############################################################
1868:
1869: =pod
1870:
1.112 bowersj2 1871: =head1 Decoding the User Agent
1872:
1873: =over 4
1874:
1875: =item * &decode_user_agent()
1.87 matthew 1876:
1877: Inputs: $r
1878:
1879: Outputs:
1880:
1881: =over 4
1882:
1.112 bowersj2 1883: =item * $httpbrowser
1.87 matthew 1884:
1.112 bowersj2 1885: =item * $clientbrowser
1.87 matthew 1886:
1.112 bowersj2 1887: =item * $clientversion
1.87 matthew 1888:
1.112 bowersj2 1889: =item * $clientmathml
1.87 matthew 1890:
1.112 bowersj2 1891: =item * $clientunicode
1.87 matthew 1892:
1.112 bowersj2 1893: =item * $clientos
1.87 matthew 1894:
1895: =back
1896:
1.157 matthew 1897: =back
1898:
1.87 matthew 1899: =cut
1900:
1901: ###############################################################
1902: ###############################################################
1903: sub decode_user_agent {
1.247 albertel 1904: my ($r)=@_;
1.87 matthew 1905: my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
1906: my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
1907: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
1.247 albertel 1908: if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
1.87 matthew 1909: my $clientbrowser='unknown';
1910: my $clientversion='0';
1911: my $clientmathml='';
1912: my $clientunicode='0';
1913: for (my $i=0;$i<=$#browsertype;$i++) {
1914: my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
1915: if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
1916: $clientbrowser=$bname;
1917: $httpbrowser=~/$vreg/i;
1918: $clientversion=$1;
1919: $clientmathml=($clientversion>=$minv);
1920: $clientunicode=($clientversion>=$univ);
1921: }
1922: }
1923: my $clientos='unknown';
1924: if (($httpbrowser=~/linux/i) ||
1925: ($httpbrowser=~/unix/i) ||
1926: ($httpbrowser=~/ux/i) ||
1927: ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
1928: if (($httpbrowser=~/vax/i) ||
1929: ($httpbrowser=~/vms/i)) { $clientos='vms'; }
1930: if ($httpbrowser=~/next/i) { $clientos='next'; }
1931: if (($httpbrowser=~/mac/i) ||
1932: ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
1933: if ($httpbrowser=~/win/i) { $clientos='win'; }
1934: if ($httpbrowser=~/embed/i) { $clientos='pda'; }
1935: return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
1936: $clientunicode,$clientos,);
1937: }
1938:
1.32 matthew 1939: ###############################################################
1940: ## Authentication changing form generation subroutines ##
1941: ###############################################################
1942: ##
1943: ## All of the authform_xxxxxxx subroutines take their inputs in a
1944: ## hash, and have reasonable default values.
1945: ##
1946: ## formname = the name given in the <form> tag.
1.35 matthew 1947: #-------------------------------------------
1948:
1.45 matthew 1949: =pod
1950:
1.112 bowersj2 1951: =head1 Authentication Routines
1952:
1953: =over 4
1954:
1.648 raeburn 1955: =item * &authform_xxxxxx()
1.35 matthew 1956:
1957: The authform_xxxxxx subroutines provide javascript and html forms which
1958: handle some of the conveniences required for authentication forms.
1959: This is not an optimal method, but it works.
1960:
1961: =over 4
1962:
1.112 bowersj2 1963: =item * authform_header
1.35 matthew 1964:
1.112 bowersj2 1965: =item * authform_authorwarning
1.35 matthew 1966:
1.112 bowersj2 1967: =item * authform_nochange
1.35 matthew 1968:
1.112 bowersj2 1969: =item * authform_kerberos
1.35 matthew 1970:
1.112 bowersj2 1971: =item * authform_internal
1.35 matthew 1972:
1.112 bowersj2 1973: =item * authform_filesystem
1.35 matthew 1974:
1975: =back
1976:
1.648 raeburn 1977: See loncreateuser.pm for invocation and use examples.
1.157 matthew 1978:
1.35 matthew 1979: =cut
1980:
1981: #-------------------------------------------
1.32 matthew 1982: sub authform_header{
1983: my %in = (
1984: formname => 'cu',
1.80 albertel 1985: kerb_def_dom => '',
1.32 matthew 1986: @_,
1987: );
1988: $in{'formname'} = 'document.' . $in{'formname'};
1989: my $result='';
1.80 albertel 1990:
1991: #---------------------------------------------- Code for upper case translation
1992: my $Javascript_toUpperCase;
1993: unless ($in{kerb_def_dom}) {
1994: $Javascript_toUpperCase =<<"END";
1995: switch (choice) {
1996: case 'krb': currentform.elements[choicearg].value =
1997: currentform.elements[choicearg].value.toUpperCase();
1998: break;
1999: default:
2000: }
2001: END
2002: } else {
2003: $Javascript_toUpperCase = "";
2004: }
2005:
1.165 raeburn 2006: my $radioval = "'nochange'";
1.591 raeburn 2007: if (defined($in{'curr_authtype'})) {
2008: if ($in{'curr_authtype'} ne '') {
2009: $radioval = "'".$in{'curr_authtype'}."arg'";
2010: }
1.174 matthew 2011: }
1.165 raeburn 2012: my $argfield = 'null';
1.591 raeburn 2013: if (defined($in{'mode'})) {
1.165 raeburn 2014: if ($in{'mode'} eq 'modifycourse') {
1.591 raeburn 2015: if (defined($in{'curr_autharg'})) {
2016: if ($in{'curr_autharg'} ne '') {
1.165 raeburn 2017: $argfield = "'$in{'curr_autharg'}'";
2018: }
2019: }
2020: }
2021: }
2022:
1.32 matthew 2023: $result.=<<"END";
2024: var current = new Object();
1.165 raeburn 2025: current.radiovalue = $radioval;
2026: current.argfield = $argfield;
1.32 matthew 2027:
2028: function changed_radio(choice,currentform) {
2029: var choicearg = choice + 'arg';
2030: // If a radio button in changed, we need to change the argfield
2031: if (current.radiovalue != choice) {
2032: current.radiovalue = choice;
2033: if (current.argfield != null) {
2034: currentform.elements[current.argfield].value = '';
2035: }
2036: if (choice == 'nochange') {
2037: current.argfield = null;
2038: } else {
2039: current.argfield = choicearg;
2040: switch(choice) {
2041: case 'krb':
2042: currentform.elements[current.argfield].value =
2043: "$in{'kerb_def_dom'}";
2044: break;
2045: default:
2046: break;
2047: }
2048: }
2049: }
2050: return;
2051: }
1.22 www 2052:
1.32 matthew 2053: function changed_text(choice,currentform) {
2054: var choicearg = choice + 'arg';
2055: if (currentform.elements[choicearg].value !='') {
1.80 albertel 2056: $Javascript_toUpperCase
1.32 matthew 2057: // clear old field
2058: if ((current.argfield != choicearg) && (current.argfield != null)) {
2059: currentform.elements[current.argfield].value = '';
2060: }
2061: current.argfield = choicearg;
2062: }
2063: set_auth_radio_buttons(choice,currentform);
2064: return;
1.20 www 2065: }
1.32 matthew 2066:
2067: function set_auth_radio_buttons(newvalue,currentform) {
2068: var i=0;
2069: while (i < currentform.login.length) {
2070: if (currentform.login[i].value == newvalue) { break; }
2071: i++;
2072: }
2073: if (i == currentform.login.length) {
2074: return;
2075: }
2076: current.radiovalue = newvalue;
2077: currentform.login[i].checked = true;
2078: return;
2079: }
2080: END
2081: return $result;
2082: }
2083:
2084: sub authform_authorwarning{
2085: my $result='';
1.144 matthew 2086: $result='<i>'.
2087: &mt('As a general rule, only authors or co-authors should be '.
2088: 'filesystem authenticated '.
2089: '(which allows access to the server filesystem).')."</i>\n";
1.32 matthew 2090: return $result;
2091: }
2092:
2093: sub authform_nochange{
2094: my %in = (
2095: formname => 'document.cu',
2096: kerb_def_dom => 'MSU.EDU',
2097: @_,
2098: );
1.586 raeburn 2099: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
2100: my $result;
2101: if (keys(%can_assign) == 0) {
2102: $result = &mt('Under you current role you are not permitted to change login settings for this user');
2103: } else {
2104: $result = '<label>'.&mt('[_1] Do not change login data',
2105: '<input type="radio" name="login" value="nochange" '.
2106: 'checked="checked" onclick="'.
1.281 albertel 2107: "javascript:changed_radio('nochange',$in{'formname'});".'" />').
2108: '</label>';
1.586 raeburn 2109: }
1.32 matthew 2110: return $result;
2111: }
2112:
1.591 raeburn 2113: sub authform_kerberos {
1.32 matthew 2114: my %in = (
2115: formname => 'document.cu',
2116: kerb_def_dom => 'MSU.EDU',
1.80 albertel 2117: kerb_def_auth => 'krb4',
1.32 matthew 2118: @_,
2119: );
1.586 raeburn 2120: my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
2121: $autharg,$jscall);
2122: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.80 albertel 2123: if ($in{'kerb_def_auth'} eq 'krb5') {
1.586 raeburn 2124: $check5 = ' checked="on"';
1.80 albertel 2125: } else {
1.586 raeburn 2126: $check4 = ' checked="on"';
1.80 albertel 2127: }
1.165 raeburn 2128: $krbarg = $in{'kerb_def_dom'};
1.591 raeburn 2129: if (defined($in{'curr_authtype'})) {
2130: if ($in{'curr_authtype'} eq 'krb') {
1.586 raeburn 2131: $krbcheck = ' checked="on"';
1.623 raeburn 2132: if (defined($in{'mode'})) {
2133: if ($in{'mode'} eq 'modifyuser') {
2134: $krbcheck = '';
2135: }
2136: }
1.591 raeburn 2137: if (defined($in{'curr_kerb_ver'})) {
2138: if ($in{'curr_krb_ver'} eq '5') {
2139: $check5 = ' checked="on"';
2140: $check4 = '';
2141: } else {
2142: $check4 = ' checked="on"';
2143: $check5 = '';
2144: }
1.586 raeburn 2145: }
1.591 raeburn 2146: if (defined($in{'curr_autharg'})) {
1.165 raeburn 2147: $krbarg = $in{'curr_autharg'};
2148: }
1.586 raeburn 2149: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1.591 raeburn 2150: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2151: $result =
2152: &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
2153: $in{'curr_autharg'},$krbver);
2154: } else {
2155: $result =
2156: &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
2157: }
2158: return $result;
2159: }
2160: }
2161: } else {
2162: if ($authnum == 1) {
2163: $authtype = '<input type="hidden" name="login" value="krb">';
1.165 raeburn 2164: }
2165: }
1.586 raeburn 2166: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
2167: return;
1.587 raeburn 2168: } elsif ($authtype eq '') {
1.591 raeburn 2169: if (defined($in{'mode'})) {
1.587 raeburn 2170: if ($in{'mode'} eq 'modifycourse') {
2171: if ($authnum == 1) {
2172: $authtype = '<input type="hidden" name="login" value="krb">';
2173: }
2174: }
2175: }
1.586 raeburn 2176: }
2177: $jscall = "javascript:changed_radio('krb',$in{'formname'});";
2178: if ($authtype eq '') {
2179: $authtype = '<input type="radio" name="login" value="krb" '.
2180: 'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
2181: $krbcheck.' />';
2182: }
2183: if (($can_assign{'krb4'} && $can_assign{'krb5'}) ||
2184: ($can_assign{'krb4'} && !$can_assign{'krb5'} &&
2185: $in{'curr_authtype'} eq 'krb5') ||
2186: (!$can_assign{'krb4'} && $can_assign{'krb5'} &&
2187: $in{'curr_authtype'} eq 'krb4')) {
2188: $result .= &mt
1.144 matthew 2189: ('[_1] Kerberos authenticated with domain [_2] '.
1.281 albertel 2190: '[_3] Version 4 [_4] Version 5 [_5]',
1.586 raeburn 2191: '<label>'.$authtype,
1.281 albertel 2192: '</label><input type="text" size="10" name="krbarg" '.
1.165 raeburn 2193: 'value="'.$krbarg.'" '.
1.144 matthew 2194: 'onchange="'.$jscall.'" />',
1.281 albertel 2195: '<label><input type="radio" name="krbver" value="4" '.$check4.' />',
2196: '</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
2197: '</label>');
1.586 raeburn 2198: } elsif ($can_assign{'krb4'}) {
2199: $result .= &mt
2200: ('[_1] Kerberos authenticated with domain [_2] '.
2201: '[_3] Version 4 [_4]',
2202: '<label>'.$authtype,
2203: '</label><input type="text" size="10" name="krbarg" '.
2204: 'value="'.$krbarg.'" '.
2205: 'onchange="'.$jscall.'" />',
2206: '<label><input type="hidden" name="krbver" value="4" />',
2207: '</label>');
2208: } elsif ($can_assign{'krb5'}) {
2209: $result .= &mt
2210: ('[_1] Kerberos authenticated with domain [_2] '.
2211: '[_3] Version 5 [_4]',
2212: '<label>'.$authtype,
2213: '</label><input type="text" size="10" name="krbarg" '.
2214: 'value="'.$krbarg.'" '.
2215: 'onchange="'.$jscall.'" />',
2216: '<label><input type="hidden" name="krbver" value="5" />',
2217: '</label>');
2218: }
1.32 matthew 2219: return $result;
2220: }
2221:
2222: sub authform_internal{
1.586 raeburn 2223: my %in = (
1.32 matthew 2224: formname => 'document.cu',
2225: kerb_def_dom => 'MSU.EDU',
2226: @_,
2227: );
1.586 raeburn 2228: my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
2229: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2230: if (defined($in{'curr_authtype'})) {
2231: if ($in{'curr_authtype'} eq 'int') {
1.586 raeburn 2232: if ($can_assign{'int'}) {
2233: $intcheck = 'checked="on" ';
1.623 raeburn 2234: if (defined($in{'mode'})) {
2235: if ($in{'mode'} eq 'modifyuser') {
2236: $intcheck = '';
2237: }
2238: }
1.591 raeburn 2239: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2240: $intarg = $in{'curr_autharg'};
2241: }
2242: } else {
2243: $result = &mt('Currently internally authenticated.');
2244: return $result;
1.165 raeburn 2245: }
2246: }
1.586 raeburn 2247: } else {
2248: if ($authnum == 1) {
2249: $authtype = '<input type="hidden" name="login" value="int">';
2250: }
2251: }
2252: if (!$can_assign{'int'}) {
2253: return;
1.587 raeburn 2254: } elsif ($authtype eq '') {
1.591 raeburn 2255: if (defined($in{'mode'})) {
1.587 raeburn 2256: if ($in{'mode'} eq 'modifycourse') {
2257: if ($authnum == 1) {
2258: $authtype = '<input type="hidden" name="login" value="int">';
2259: }
2260: }
2261: }
1.165 raeburn 2262: }
1.586 raeburn 2263: $jscall = "javascript:changed_radio('int',$in{'formname'});";
2264: if ($authtype eq '') {
2265: $authtype = '<input type="radio" name="login" value="int" '.$intcheck.
2266: ' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
2267: }
1.605 bisitz 2268: $autharg = '<input type="password" size="10" name="intarg" value="'.
1.586 raeburn 2269: $intarg.'" onchange="'.$jscall.'" />';
2270: $result = &mt
1.144 matthew 2271: ('[_1] Internally authenticated (with initial password [_2])',
1.586 raeburn 2272: '<label>'.$authtype,'</label>'.$autharg);
1.620 www 2273: $result.="<label><input type=\"checkbox\" name=\"visible\" onClick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
1.32 matthew 2274: return $result;
2275: }
2276:
2277: sub authform_local{
2278: my %in = (
2279: formname => 'document.cu',
2280: kerb_def_dom => 'MSU.EDU',
2281: @_,
2282: );
1.586 raeburn 2283: my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
2284: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2285: if (defined($in{'curr_authtype'})) {
2286: if ($in{'curr_authtype'} eq 'loc') {
1.586 raeburn 2287: if ($can_assign{'loc'}) {
2288: $loccheck = 'checked="on" ';
1.623 raeburn 2289: if (defined($in{'mode'})) {
2290: if ($in{'mode'} eq 'modifyuser') {
2291: $loccheck = '';
2292: }
2293: }
1.591 raeburn 2294: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2295: $locarg = $in{'curr_autharg'};
2296: }
2297: } else {
2298: $result = &mt('Currently using local (institutional) authentication.');
2299: return $result;
1.165 raeburn 2300: }
2301: }
1.586 raeburn 2302: } else {
2303: if ($authnum == 1) {
2304: $authtype = '<input type="hidden" name="login" value="loc">';
2305: }
2306: }
2307: if (!$can_assign{'loc'}) {
2308: return;
1.587 raeburn 2309: } elsif ($authtype eq '') {
1.591 raeburn 2310: if (defined($in{'mode'})) {
1.587 raeburn 2311: if ($in{'mode'} eq 'modifycourse') {
2312: if ($authnum == 1) {
2313: $authtype = '<input type="hidden" name="login" value="loc">';
2314: }
2315: }
2316: }
1.165 raeburn 2317: }
1.586 raeburn 2318: $jscall = "javascript:changed_radio('loc',$in{'formname'});";
2319: if ($authtype eq '') {
2320: $authtype = '<input type="radio" name="login" value="loc" '.
2321: $loccheck.' onchange="'.$jscall.'" onclick="'.
2322: $jscall.'" />';
2323: }
2324: $autharg = '<input type="text" size="10" name="locarg" value="'.
2325: $locarg.'" onchange="'.$jscall.'" />';
2326: $result = &mt('[_1] Local Authentication with argument [_2]',
2327: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2328: return $result;
2329: }
2330:
2331: sub authform_filesystem{
2332: my %in = (
2333: formname => 'document.cu',
2334: kerb_def_dom => 'MSU.EDU',
2335: @_,
2336: );
1.586 raeburn 2337: my ($fsyscheck,$result,$authtype,$autharg,$jscall);
2338: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2339: if (defined($in{'curr_authtype'})) {
2340: if ($in{'curr_authtype'} eq 'fsys') {
1.586 raeburn 2341: if ($can_assign{'fsys'}) {
2342: $fsyscheck = 'checked="on" ';
1.623 raeburn 2343: if (defined($in{'mode'})) {
2344: if ($in{'mode'} eq 'modifyuser') {
2345: $fsyscheck = '';
2346: }
2347: }
1.586 raeburn 2348: } else {
2349: $result = &mt('Currently Filesystem Authenticated.');
2350: return $result;
2351: }
2352: }
2353: } else {
2354: if ($authnum == 1) {
2355: $authtype = '<input type="hidden" name="login" value="fsys">';
2356: }
2357: }
2358: if (!$can_assign{'fsys'}) {
2359: return;
1.587 raeburn 2360: } elsif ($authtype eq '') {
1.591 raeburn 2361: if (defined($in{'mode'})) {
1.587 raeburn 2362: if ($in{'mode'} eq 'modifycourse') {
2363: if ($authnum == 1) {
2364: $authtype = '<input type="hidden" name="login" value="fsys">';
2365: }
2366: }
2367: }
1.586 raeburn 2368: }
2369: $jscall = "javascript:changed_radio('fsys',$in{'formname'});";
2370: if ($authtype eq '') {
2371: $authtype = '<input type="radio" name="login" value="fsys" '.
2372: $fsyscheck.' onchange="'.$jscall.'" onclick="'.
2373: $jscall.'" />';
2374: }
2375: $autharg = '<input type="text" size="10" name="fsysarg" value=""'.
2376: ' onchange="'.$jscall.'" />';
2377: $result = &mt
1.144 matthew 2378: ('[_1] Filesystem Authenticated (with initial password [_2])',
1.281 albertel 2379: '<label><input type="radio" name="login" value="fsys" '.
1.586 raeburn 2380: $fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
1.605 bisitz 2381: '</label><input type="password" size="10" name="fsysarg" value="" '.
1.144 matthew 2382: 'onchange="'.$jscall.'" />');
1.32 matthew 2383: return $result;
2384: }
2385:
1.586 raeburn 2386: sub get_assignable_auth {
2387: my ($dom) = @_;
2388: if ($dom eq '') {
2389: $dom = $env{'request.role.domain'};
2390: }
2391: my %can_assign = (
2392: krb4 => 1,
2393: krb5 => 1,
2394: int => 1,
2395: loc => 1,
2396: );
2397: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
2398: if (ref($domconfig{'usercreation'}) eq 'HASH') {
2399: if (ref($domconfig{'usercreation'}{'authtypes'}) eq 'HASH') {
2400: my $authhash = $domconfig{'usercreation'}{'authtypes'};
2401: my $context;
2402: if ($env{'request.role'} =~ /^au/) {
2403: $context = 'author';
2404: } elsif ($env{'request.role'} =~ /^dc/) {
2405: $context = 'domain';
2406: } elsif ($env{'request.course.id'}) {
2407: $context = 'course';
2408: }
2409: if ($context) {
2410: if (ref($authhash->{$context}) eq 'HASH') {
2411: %can_assign = %{$authhash->{$context}};
2412: }
2413: }
2414: }
2415: }
2416: my $authnum = 0;
2417: foreach my $key (keys(%can_assign)) {
2418: if ($can_assign{$key}) {
2419: $authnum ++;
2420: }
2421: }
2422: if ($can_assign{'krb4'} && $can_assign{'krb5'}) {
2423: $authnum --;
2424: }
2425: return ($authnum,%can_assign);
2426: }
2427:
1.80 albertel 2428: ###############################################################
2429: ## Get Kerberos Defaults for Domain ##
2430: ###############################################################
2431: ##
2432: ## Returns default kerberos version and an associated argument
2433: ## as listed in file domain.tab. If not listed, provides
2434: ## appropriate default domain and kerberos version.
2435: ##
2436: #-------------------------------------------
2437:
2438: =pod
2439:
1.648 raeburn 2440: =item * &get_kerberos_defaults()
1.80 albertel 2441:
2442: get_kerberos_defaults($target_domain) returns the default kerberos
1.641 raeburn 2443: version and domain. If not found, it defaults to version 4 and the
2444: domain of the server.
1.80 albertel 2445:
1.648 raeburn 2446: =over 4
2447:
1.80 albertel 2448: ($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
2449:
1.648 raeburn 2450: =back
2451:
2452: =back
2453:
1.80 albertel 2454: =cut
2455:
2456: #-------------------------------------------
2457: sub get_kerberos_defaults {
2458: my $domain=shift;
1.641 raeburn 2459: my ($krbdef,$krbdefdom);
2460: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
2461: if (($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) {
2462: $krbdef = $domdefaults{'auth_def'};
2463: $krbdefdom = $domdefaults{'auth_arg_def'};
2464: } else {
1.80 albertel 2465: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
2466: my $krbdefdom=$1;
2467: $krbdefdom=~tr/a-z/A-Z/;
2468: $krbdef = "krb4";
2469: }
2470: return ($krbdef,$krbdefdom);
2471: }
1.112 bowersj2 2472:
1.32 matthew 2473:
1.46 matthew 2474: ###############################################################
2475: ## Thesaurus Functions ##
2476: ###############################################################
1.20 www 2477:
1.46 matthew 2478: =pod
1.20 www 2479:
1.112 bowersj2 2480: =head1 Thesaurus Functions
2481:
2482: =over 4
2483:
1.648 raeburn 2484: =item * &initialize_keywords()
1.46 matthew 2485:
2486: Initializes the package variable %Keywords if it is empty. Uses the
2487: package variable $thesaurus_db_file.
2488:
2489: =cut
2490:
2491: ###################################################
2492:
2493: sub initialize_keywords {
2494: return 1 if (scalar keys(%Keywords));
2495: # If we are here, %Keywords is empty, so fill it up
2496: # Make sure the file we need exists...
2497: if (! -e $thesaurus_db_file) {
2498: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
2499: " failed because it does not exist");
2500: return 0;
2501: }
2502: # Set up the hash as a database
2503: my %thesaurus_db;
2504: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2505: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2506: &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
2507: $thesaurus_db_file);
2508: return 0;
2509: }
2510: # Get the average number of appearances of a word.
2511: my $avecount = $thesaurus_db{'average.count'};
2512: # Put keywords (those that appear > average) into %Keywords
2513: while (my ($word,$data)=each (%thesaurus_db)) {
2514: my ($count,undef) = split /:/,$data;
2515: $Keywords{$word}++ if ($count > $avecount);
2516: }
2517: untie %thesaurus_db;
2518: # Remove special values from %Keywords.
1.356 albertel 2519: foreach my $value ('total.count','average.count') {
2520: delete($Keywords{$value}) if (exists($Keywords{$value}));
1.586 raeburn 2521: }
1.46 matthew 2522: return 1;
2523: }
2524:
2525: ###################################################
2526:
2527: =pod
2528:
1.648 raeburn 2529: =item * &keyword($word)
1.46 matthew 2530:
2531: Returns true if $word is a keyword. A keyword is a word that appears more
2532: than the average number of times in the thesaurus database. Calls
2533: &initialize_keywords
2534:
2535: =cut
2536:
2537: ###################################################
1.20 www 2538:
2539: sub keyword {
1.46 matthew 2540: return if (!&initialize_keywords());
2541: my $word=lc(shift());
2542: $word=~s/\W//g;
2543: return exists($Keywords{$word});
1.20 www 2544: }
1.46 matthew 2545:
2546: ###############################################################
2547:
2548: =pod
1.20 www 2549:
1.648 raeburn 2550: =item * &get_related_words()
1.46 matthew 2551:
1.160 matthew 2552: Look up a word in the thesaurus. Takes a scalar argument and returns
1.46 matthew 2553: an array of words. If the keyword is not in the thesaurus, an empty array
2554: will be returned. The order of the words returned is determined by the
2555: database which holds them.
2556:
2557: Uses global $thesaurus_db_file.
2558:
2559: =cut
2560:
2561: ###############################################################
2562: sub get_related_words {
2563: my $keyword = shift;
2564: my %thesaurus_db;
2565: if (! -e $thesaurus_db_file) {
2566: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
2567: "failed because the file does not exist");
2568: return ();
2569: }
2570: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2571: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2572: return ();
2573: }
2574: my @Words=();
1.429 www 2575: my $count=0;
1.46 matthew 2576: if (exists($thesaurus_db{$keyword})) {
1.356 albertel 2577: # The first element is the number of times
2578: # the word appears. We do not need it now.
1.429 www 2579: my (undef,@RelatedWords) = (split(/:/,$thesaurus_db{$keyword}));
2580: my (undef,$mostfrequentcount)=split(/\,/,$RelatedWords[0]);
2581: my $threshold=$mostfrequentcount/10;
2582: foreach my $possibleword (@RelatedWords) {
2583: my ($word,$wordcount)=split(/\,/,$possibleword);
2584: if ($wordcount>$threshold) {
2585: push(@Words,$word);
2586: $count++;
2587: if ($count>10) { last; }
2588: }
1.20 www 2589: }
2590: }
1.46 matthew 2591: untie %thesaurus_db;
2592: return @Words;
1.14 harris41 2593: }
1.46 matthew 2594:
1.112 bowersj2 2595: =pod
2596:
2597: =back
2598:
2599: =cut
1.61 www 2600:
2601: # -------------------------------------------------------------- Plaintext name
1.81 albertel 2602: =pod
2603:
1.112 bowersj2 2604: =head1 User Name Functions
2605:
2606: =over 4
2607:
1.648 raeburn 2608: =item * &plainname($uname,$udom,$first)
1.81 albertel 2609:
1.112 bowersj2 2610: Takes a users logon name and returns it as a string in
1.226 albertel 2611: "first middle last generation" form
2612: if $first is set to 'lastname' then it returns it as
2613: 'lastname generation, firstname middlename' if their is a lastname
1.81 albertel 2614:
2615: =cut
1.61 www 2616:
1.295 www 2617:
1.81 albertel 2618: ###############################################################
1.61 www 2619: sub plainname {
1.226 albertel 2620: my ($uname,$udom,$first)=@_;
1.537 albertel 2621: return if (!defined($uname) || !defined($udom));
1.295 www 2622: my %names=&getnames($uname,$udom);
1.226 albertel 2623: my $name=&Apache::lonnet::format_name($names{'firstname'},
2624: $names{'middlename'},
2625: $names{'lastname'},
2626: $names{'generation'},$first);
2627: $name=~s/^\s+//;
1.62 www 2628: $name=~s/\s+$//;
2629: $name=~s/\s+/ /g;
1.353 albertel 2630: if ($name !~ /\S/) { $name=$uname.':'.$udom; }
1.62 www 2631: return $name;
1.61 www 2632: }
1.66 www 2633:
2634: # -------------------------------------------------------------------- Nickname
1.81 albertel 2635: =pod
2636:
1.648 raeburn 2637: =item * &nickname($uname,$udom)
1.81 albertel 2638:
2639: Gets a users name and returns it as a string as
2640:
2641: ""nickname""
1.66 www 2642:
1.81 albertel 2643: if the user has a nickname or
2644:
2645: "first middle last generation"
2646:
2647: if the user does not
2648:
2649: =cut
1.66 www 2650:
2651: sub nickname {
2652: my ($uname,$udom)=@_;
1.537 albertel 2653: return if (!defined($uname) || !defined($udom));
1.295 www 2654: my %names=&getnames($uname,$udom);
1.68 albertel 2655: my $name=$names{'nickname'};
1.66 www 2656: if ($name) {
2657: $name='"'.$name.'"';
2658: } else {
2659: $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
2660: $names{'lastname'}.' '.$names{'generation'};
2661: $name=~s/\s+$//;
2662: $name=~s/\s+/ /g;
2663: }
2664: return $name;
2665: }
2666:
1.295 www 2667: sub getnames {
2668: my ($uname,$udom)=@_;
1.537 albertel 2669: return if (!defined($uname) || !defined($udom));
1.433 albertel 2670: if ($udom eq 'public' && $uname eq 'public') {
2671: return ('lastname' => &mt('Public'));
2672: }
1.295 www 2673: my $id=$uname.':'.$udom;
2674: my ($names,$cached)=&Apache::lonnet::is_cached_new('namescache',$id);
2675: if ($cached) {
2676: return %{$names};
2677: } else {
2678: my %loadnames=&Apache::lonnet::get('environment',
2679: ['firstname','middlename','lastname','generation','nickname'],
2680: $udom,$uname);
2681: &Apache::lonnet::do_cache_new('namescache',$id,\%loadnames);
2682: return %loadnames;
2683: }
2684: }
1.61 www 2685:
1.542 raeburn 2686: # -------------------------------------------------------------------- getemails
1.648 raeburn 2687:
1.542 raeburn 2688: =pod
2689:
1.648 raeburn 2690: =item * &getemails($uname,$udom)
1.542 raeburn 2691:
2692: Gets a user's email information and returns it as a hash with keys:
2693: notification, critnotification, permanentemail
2694:
2695: For notification and critnotification, values are comma-separated lists
1.648 raeburn 2696: of e-mail addresses; for permanentemail, value is a single e-mail address.
1.542 raeburn 2697:
1.648 raeburn 2698:
1.542 raeburn 2699: =cut
2700:
1.648 raeburn 2701:
1.466 albertel 2702: sub getemails {
2703: my ($uname,$udom)=@_;
2704: if ($udom eq 'public' && $uname eq 'public') {
2705: return;
2706: }
1.467 www 2707: if (!$udom) { $udom=$env{'user.domain'}; }
2708: if (!$uname) { $uname=$env{'user.name'}; }
1.466 albertel 2709: my $id=$uname.':'.$udom;
2710: my ($names,$cached)=&Apache::lonnet::is_cached_new('emailscache',$id);
2711: if ($cached) {
2712: return %{$names};
2713: } else {
2714: my %loadnames=&Apache::lonnet::get('environment',
2715: ['notification','critnotification',
2716: 'permanentemail'],
2717: $udom,$uname);
2718: &Apache::lonnet::do_cache_new('emailscache',$id,\%loadnames);
2719: return %loadnames;
2720: }
2721: }
2722:
1.551 albertel 2723: sub flush_email_cache {
2724: my ($uname,$udom)=@_;
2725: if (!$udom) { $udom =$env{'user.domain'}; }
2726: if (!$uname) { $uname=$env{'user.name'}; }
2727: return if ($udom eq 'public' && $uname eq 'public');
2728: my $id=$uname.':'.$udom;
2729: &Apache::lonnet::devalidate_cache_new('emailscache',$id);
2730: }
2731:
1.728 raeburn 2732: # -------------------------------------------------------------------- getlangs
2733:
2734: =pod
2735:
2736: =item * &getlangs($uname,$udom)
2737:
2738: Gets a user's language preference and returns it as a hash with key:
2739: language.
2740:
2741: =cut
2742:
2743:
2744: sub getlangs {
2745: my ($uname,$udom) = @_;
2746: if (!$udom) { $udom =$env{'user.domain'}; }
2747: if (!$uname) { $uname=$env{'user.name'}; }
2748: my $id=$uname.':'.$udom;
2749: my ($langs,$cached)=&Apache::lonnet::is_cached_new('userlangs',$id);
2750: if ($cached) {
2751: return %{$langs};
2752: } else {
2753: my %loadlangs=&Apache::lonnet::get('environment',['languages'],
2754: $udom,$uname);
2755: &Apache::lonnet::do_cache_new('userlangs',$id,\%loadlangs);
2756: return %loadlangs;
2757: }
2758: }
2759:
2760: sub flush_langs_cache {
2761: my ($uname,$udom)=@_;
2762: if (!$udom) { $udom =$env{'user.domain'}; }
2763: if (!$uname) { $uname=$env{'user.name'}; }
2764: return if ($udom eq 'public' && $uname eq 'public');
2765: my $id=$uname.':'.$udom;
2766: &Apache::lonnet::devalidate_cache_new('userlangs',$id);
2767: }
2768:
1.61 www 2769: # ------------------------------------------------------------------ Screenname
1.81 albertel 2770:
2771: =pod
2772:
1.648 raeburn 2773: =item * &screenname($uname,$udom)
1.81 albertel 2774:
2775: Gets a users screenname and returns it as a string
2776:
2777: =cut
1.61 www 2778:
2779: sub screenname {
2780: my ($uname,$udom)=@_;
1.258 albertel 2781: if ($uname eq $env{'user.name'} &&
2782: $udom eq $env{'user.domain'}) {return $env{'environment.screenname'};}
1.212 albertel 2783: my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
1.68 albertel 2784: return $names{'screenname'};
1.62 www 2785: }
2786:
1.212 albertel 2787:
1.62 www 2788: # ------------------------------------------------------------- Message Wrapper
2789:
2790: sub messagewrapper {
1.369 www 2791: my ($link,$username,$domain,$subject,$text)=@_;
1.62 www 2792: return
1.441 albertel 2793: '<a href="/adm/email?compose=individual&'.
2794: 'recname='.$username.'&recdom='.$domain.
2795: '&subject='.&escape($subject).'&text='.&escape($text).'" '.
1.200 matthew 2796: 'title="'.&mt('Send message').'">'.$link.'</a>';
1.74 www 2797: }
2798: # --------------------------------------------------------------- Notes Wrapper
2799:
2800: sub noteswrapper {
2801: my ($link,$un,$do)=@_;
2802: return
2803: "<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
1.62 www 2804: }
2805: # ------------------------------------------------------------- Aboutme Wrapper
2806:
2807: sub aboutmewrapper {
1.166 www 2808: my ($link,$username,$domain,$target)=@_;
1.447 raeburn 2809: if (!defined($username) && !defined($domain)) {
2810: return;
2811: }
1.205 www 2812: return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
1.753 droeschl 2813: ($target?' target="$target"':'').' title="'.&mt("View this user's personal
2814: homepage").'">'.$link.'</a>';
1.62 www 2815: }
2816:
2817: # ------------------------------------------------------------ Syllabus Wrapper
2818:
2819:
2820: sub syllabuswrapper {
1.707 bisitz 2821: my ($linktext,$coursedir,$domain)=@_;
1.208 matthew 2822: return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
1.61 www 2823: }
1.14 harris41 2824:
1.208 matthew 2825: sub track_student_link {
1.268 albertel 2826: my ($linktext,$sname,$sdom,$target,$start) = @_;
2827: my $link ="/adm/trackstudent?";
1.208 matthew 2828: my $title = 'View recent activity';
2829: if (defined($sname) && $sname !~ /^\s*$/ &&
2830: defined($sdom) && $sdom !~ /^\s*$/) {
1.268 albertel 2831: $link .= "selected_student=$sname:$sdom";
1.208 matthew 2832: $title .= ' of this student';
1.268 albertel 2833: }
1.208 matthew 2834: if (defined($target) && $target !~ /^\s*$/) {
2835: $target = qq{target="$target"};
2836: } else {
2837: $target = '';
2838: }
1.268 albertel 2839: if ($start) { $link.='&start='.$start; }
1.554 albertel 2840: $title = &mt($title);
2841: $linktext = &mt($linktext);
1.448 albertel 2842: return qq{<a href="$link" title="$title" $target>$linktext</a>}.
2843: &help_open_topic('View_recent_activity');
1.208 matthew 2844: }
2845:
1.508 www 2846: # ===================================================== Display a student photo
2847:
2848:
1.509 albertel 2849: sub student_image_tag {
1.508 www 2850: my ($domain,$user)=@_;
2851: my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
2852: if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
2853: return '<img src="'.$imgsrc.'" align="right" />';
2854: } else {
2855: return '';
2856: }
2857: }
2858:
1.112 bowersj2 2859: =pod
2860:
2861: =back
2862:
2863: =head1 Access .tab File Data
2864:
2865: =over 4
2866:
1.648 raeburn 2867: =item * &languageids()
1.112 bowersj2 2868:
2869: returns list of all language ids
2870:
2871: =cut
2872:
1.14 harris41 2873: sub languageids {
1.16 harris41 2874: return sort(keys(%language));
1.14 harris41 2875: }
2876:
1.112 bowersj2 2877: =pod
2878:
1.648 raeburn 2879: =item * &languagedescription()
1.112 bowersj2 2880:
2881: returns description of a specified language id
2882:
2883: =cut
2884:
1.14 harris41 2885: sub languagedescription {
1.125 www 2886: my $code=shift;
2887: return ($supported_language{$code}?'* ':'').
2888: $language{$code}.
1.126 www 2889: ($supported_language{$code}?' ('.&mt('interface available').')':'');
1.145 www 2890: }
2891:
2892: sub plainlanguagedescription {
2893: my $code=shift;
2894: return $language{$code};
2895: }
2896:
2897: sub supportedlanguagecode {
2898: my $code=shift;
2899: return $supported_language{$code};
1.97 www 2900: }
2901:
1.112 bowersj2 2902: =pod
2903:
1.648 raeburn 2904: =item * ©rightids()
1.112 bowersj2 2905:
2906: returns list of all copyrights
2907:
2908: =cut
2909:
2910: sub copyrightids {
2911: return sort(keys(%cprtag));
2912: }
2913:
2914: =pod
2915:
1.648 raeburn 2916: =item * ©rightdescription()
1.112 bowersj2 2917:
2918: returns description of a specified copyright id
2919:
2920: =cut
2921:
2922: sub copyrightdescription {
1.166 www 2923: return &mt($cprtag{shift(@_)});
1.112 bowersj2 2924: }
1.197 matthew 2925:
2926: =pod
2927:
1.648 raeburn 2928: =item * &source_copyrightids()
1.192 taceyjo1 2929:
2930: returns list of all source copyrights
2931:
2932: =cut
2933:
2934: sub source_copyrightids {
2935: return sort(keys(%scprtag));
2936: }
2937:
2938: =pod
2939:
1.648 raeburn 2940: =item * &source_copyrightdescription()
1.192 taceyjo1 2941:
2942: returns description of a specified source copyright id
2943:
2944: =cut
2945:
2946: sub source_copyrightdescription {
2947: return &mt($scprtag{shift(@_)});
2948: }
1.112 bowersj2 2949:
2950: =pod
2951:
1.648 raeburn 2952: =item * &filecategories()
1.112 bowersj2 2953:
2954: returns list of all file categories
2955:
2956: =cut
2957:
2958: sub filecategories {
2959: return sort(keys(%category_extensions));
2960: }
2961:
2962: =pod
2963:
1.648 raeburn 2964: =item * &filecategorytypes()
1.112 bowersj2 2965:
2966: returns list of file types belonging to a given file
2967: category
2968:
2969: =cut
2970:
2971: sub filecategorytypes {
1.356 albertel 2972: my ($cat) = @_;
2973: return @{$category_extensions{lc($cat)}};
1.112 bowersj2 2974: }
2975:
2976: =pod
2977:
1.648 raeburn 2978: =item * &fileembstyle()
1.112 bowersj2 2979:
2980: returns embedding style for a specified file type
2981:
2982: =cut
2983:
2984: sub fileembstyle {
2985: return $fe{lc(shift(@_))};
1.169 www 2986: }
2987:
1.351 www 2988: sub filemimetype {
2989: return $fm{lc(shift(@_))};
2990: }
2991:
1.169 www 2992:
2993: sub filecategoryselect {
2994: my ($name,$value)=@_;
1.189 matthew 2995: return &select_form($value,$name,
1.169 www 2996: '' => &mt('Any category'),
2997: map { $_,$_ } sort(keys(%category_extensions)));
1.112 bowersj2 2998: }
2999:
3000: =pod
3001:
1.648 raeburn 3002: =item * &filedescription()
1.112 bowersj2 3003:
3004: returns description for a specified file type
3005:
3006: =cut
3007:
3008: sub filedescription {
1.188 matthew 3009: my $file_description = $fd{lc(shift())};
3010: $file_description =~ s:([\[\]]):~$1:g;
3011: return &mt($file_description);
1.112 bowersj2 3012: }
3013:
3014: =pod
3015:
1.648 raeburn 3016: =item * &filedescriptionex()
1.112 bowersj2 3017:
3018: returns description for a specified file type with
3019: extra formatting
3020:
3021: =cut
3022:
3023: sub filedescriptionex {
3024: my $ex=shift;
1.188 matthew 3025: my $file_description = $fd{lc($ex)};
3026: $file_description =~ s:([\[\]]):~$1:g;
3027: return '.'.$ex.' '.&mt($file_description);
1.112 bowersj2 3028: }
3029:
3030: # End of .tab access
3031: =pod
3032:
3033: =back
3034:
3035: =cut
3036:
3037: # ------------------------------------------------------------------ File Types
3038: sub fileextensions {
3039: return sort(keys(%fe));
3040: }
3041:
1.97 www 3042: # ----------------------------------------------------------- Display Languages
3043: # returns a hash with all desired display languages
3044: #
3045:
3046: sub display_languages {
3047: my %languages=();
1.695 raeburn 3048: foreach my $lang (&Apache::lonlocal::preferred_languages()) {
1.356 albertel 3049: $languages{$lang}=1;
1.97 www 3050: }
3051: &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
1.258 albertel 3052: if ($env{'form.displaylanguage'}) {
1.356 albertel 3053: foreach my $lang (split(/\s*(\,|\;|\:)\s*/,$env{'form.displaylanguage'})) {
3054: $languages{$lang}=1;
1.97 www 3055: }
3056: }
3057: return %languages;
1.14 harris41 3058: }
3059:
1.582 albertel 3060: sub languages {
3061: my ($possible_langs) = @_;
1.695 raeburn 3062: my @preferred_langs = &Apache::lonlocal::preferred_languages();
1.582 albertel 3063: if (!ref($possible_langs)) {
3064: if( wantarray ) {
3065: return @preferred_langs;
3066: } else {
3067: return $preferred_langs[0];
3068: }
3069: }
3070: my %possibilities = map { $_ => 1 } (@$possible_langs);
3071: my @preferred_possibilities;
3072: foreach my $preferred_lang (@preferred_langs) {
3073: if (exists($possibilities{$preferred_lang})) {
3074: push(@preferred_possibilities, $preferred_lang);
3075: }
3076: }
3077: if( wantarray ) {
3078: return @preferred_possibilities;
3079: }
3080: return $preferred_possibilities[0];
3081: }
3082:
1.742 raeburn 3083: sub user_lang {
3084: my ($touname,$toudom,$fromcid) = @_;
3085: my @userlangs;
3086: if (($fromcid ne '') && ($env{'course.'.$fromcid.'.languages'} ne '')) {
3087: @userlangs=(@userlangs,split(/\s*(\,|\;|\:)\s*/,
3088: $env{'course.'.$fromcid.'.languages'}));
3089: } else {
3090: my %langhash = &getlangs($touname,$toudom);
3091: if ($langhash{'languages'} ne '') {
3092: @userlangs = split(/\s*(\,|\;|\:)\s*/,$langhash{'languages'});
3093: } else {
3094: my %domdefs = &Apache::lonnet::get_domain_defaults($toudom);
3095: if ($domdefs{'lang_def'} ne '') {
3096: @userlangs = ($domdefs{'lang_def'});
3097: }
3098: }
3099: }
3100: my @languages=&Apache::lonlocal::get_genlanguages(@userlangs);
3101: my $user_lh = Apache::localize->get_handle(@languages);
3102: return $user_lh;
3103: }
3104:
3105:
1.112 bowersj2 3106: ###############################################################
3107: ## Student Answer Attempts ##
3108: ###############################################################
3109:
3110: =pod
3111:
3112: =head1 Alternate Problem Views
3113:
3114: =over 4
3115:
1.648 raeburn 3116: =item * &get_previous_attempt($symb, $username, $domain, $course,
1.112 bowersj2 3117: $getattempt, $regexp, $gradesub)
3118:
3119: Return string with previous attempt on problem. Arguments:
3120:
3121: =over 4
3122:
3123: =item * $symb: Problem, including path
3124:
3125: =item * $username: username of the desired student
3126:
3127: =item * $domain: domain of the desired student
1.14 harris41 3128:
1.112 bowersj2 3129: =item * $course: Course ID
1.14 harris41 3130:
1.112 bowersj2 3131: =item * $getattempt: Leave blank for all attempts, otherwise put
3132: something
1.14 harris41 3133:
1.112 bowersj2 3134: =item * $regexp: if string matches this regexp, the string will be
3135: sent to $gradesub
1.14 harris41 3136:
1.112 bowersj2 3137: =item * $gradesub: routine that processes the string if it matches $regexp
1.14 harris41 3138:
1.112 bowersj2 3139: =back
1.14 harris41 3140:
1.112 bowersj2 3141: The output string is a table containing all desired attempts, if any.
1.16 harris41 3142:
1.112 bowersj2 3143: =cut
1.1 albertel 3144:
3145: sub get_previous_attempt {
1.43 ng 3146: my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
1.1 albertel 3147: my $prevattempts='';
1.43 ng 3148: no strict 'refs';
1.1 albertel 3149: if ($symb) {
1.3 albertel 3150: my (%returnhash)=
3151: &Apache::lonnet::restore($symb,$course,$domain,$username);
1.1 albertel 3152: if ($returnhash{'version'}) {
3153: my %lasthash=();
3154: my $version;
3155: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.356 albertel 3156: foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {
3157: $lasthash{$key}=$returnhash{$version.':'.$key};
1.19 harris41 3158: }
1.1 albertel 3159: }
1.596 albertel 3160: $prevattempts=&start_data_table().&start_data_table_header_row();
3161: $prevattempts.='<th>'.&mt('History').'</th>';
1.356 albertel 3162: foreach my $key (sort(keys(%lasthash))) {
3163: my ($ign,@parts) = split(/\./,$key);
1.41 ng 3164: if ($#parts > 0) {
1.31 albertel 3165: my $data=$parts[-1];
3166: pop(@parts);
1.596 albertel 3167: $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.' </th>';
1.31 albertel 3168: } else {
1.41 ng 3169: if ($#parts == 0) {
3170: $prevattempts.='<th>'.$parts[0].'</th>';
3171: } else {
3172: $prevattempts.='<th>'.$ign.'</th>';
3173: }
1.31 albertel 3174: }
1.16 harris41 3175: }
1.596 albertel 3176: $prevattempts.=&end_data_table_header_row();
1.40 ng 3177: if ($getattempt eq '') {
3178: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.596 albertel 3179: $prevattempts.=&start_data_table_row().
3180: '<td>'.&mt('Transaction [_1]',$version).'</td>';
1.356 albertel 3181: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3182: my $value = &format_previous_attempt_value($key,
3183: $returnhash{$version.':'.$key});
3184: $prevattempts.='<td>'.$value.' </td>';
1.40 ng 3185: }
1.596 albertel 3186: $prevattempts.=&end_data_table_row();
1.40 ng 3187: }
1.1 albertel 3188: }
1.596 albertel 3189: $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
1.356 albertel 3190: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3191: my $value = &format_previous_attempt_value($key,$lasthash{$key});
1.356 albertel 3192: if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
1.40 ng 3193: $prevattempts.='<td>'.$value.' </td>';
1.16 harris41 3194: }
1.596 albertel 3195: $prevattempts.= &end_data_table_row().&end_data_table();
1.1 albertel 3196: } else {
1.596 albertel 3197: $prevattempts=
3198: &start_data_table().&start_data_table_row().
3199: '<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
3200: &end_data_table_row().&end_data_table();
1.1 albertel 3201: }
3202: } else {
1.596 albertel 3203: $prevattempts=
3204: &start_data_table().&start_data_table_row().
3205: '<td>'.&mt('No data.').'</td>'.
3206: &end_data_table_row().&end_data_table();
1.1 albertel 3207: }
1.10 albertel 3208: }
3209:
1.581 albertel 3210: sub format_previous_attempt_value {
3211: my ($key,$value) = @_;
3212: if ($key =~ /timestamp/) {
3213: $value = &Apache::lonlocal::locallocaltime($value);
3214: } elsif (ref($value) eq 'ARRAY') {
3215: $value = '('.join(', ', @{ $value }).')';
3216: } else {
3217: $value = &unescape($value);
3218: }
3219: return $value;
3220: }
3221:
3222:
1.107 albertel 3223: sub relative_to_absolute {
3224: my ($url,$output)=@_;
3225: my $parser=HTML::TokeParser->new(\$output);
3226: my $token;
3227: my $thisdir=$url;
3228: my @rlinks=();
3229: while ($token=$parser->get_token) {
3230: if ($token->[0] eq 'S') {
3231: if ($token->[1] eq 'a') {
3232: if ($token->[2]->{'href'}) {
3233: $rlinks[$#rlinks+1]=$token->[2]->{'href'};
3234: }
3235: } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
3236: $rlinks[$#rlinks+1]=$token->[2]->{'src'};
3237: } elsif ($token->[1] eq 'base') {
3238: $thisdir=$token->[2]->{'href'};
3239: }
3240: }
3241: }
3242: $thisdir=~s-/[^/]*$--;
1.356 albertel 3243: foreach my $link (@rlinks) {
1.726 raeburn 3244: unless (($link=~/^https?\:\/\//i) ||
1.356 albertel 3245: ($link=~/^\//) ||
3246: ($link=~/^javascript:/i) ||
3247: ($link=~/^mailto:/i) ||
3248: ($link=~/^\#/)) {
3249: my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
3250: $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
1.107 albertel 3251: }
3252: }
3253: # -------------------------------------------------- Deal with Applet codebases
3254: $output=~s/(\<applet[^\>]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
3255: return $output;
3256: }
3257:
1.112 bowersj2 3258: =pod
3259:
1.648 raeburn 3260: =item * &get_student_view()
1.112 bowersj2 3261:
3262: show a snapshot of what student was looking at
3263:
3264: =cut
3265:
1.10 albertel 3266: sub get_student_view {
1.186 albertel 3267: my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
1.114 www 3268: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3269: my (%form);
1.10 albertel 3270: my @elements=('symb','courseid','domain','username');
3271: foreach my $element (@elements) {
1.186 albertel 3272: $form{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3273: }
1.186 albertel 3274: if (defined($moreenv)) {
3275: %form=(%form,%{$moreenv});
3276: }
1.236 albertel 3277: if (defined($target)) { $form{'grade_target'} = $target; }
1.107 albertel 3278: $feedurl=&Apache::lonnet::clutter($feedurl);
1.650 www 3279: my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
1.11 albertel 3280: $userview=~s/\<body[^\>]*\>//gi;
3281: $userview=~s/\<\/body\>//gi;
3282: $userview=~s/\<html\>//gi;
3283: $userview=~s/\<\/html\>//gi;
3284: $userview=~s/\<head\>//gi;
3285: $userview=~s/\<\/head\>//gi;
3286: $userview=~s/action\s*\=/would_be_action\=/gi;
1.107 albertel 3287: $userview=&relative_to_absolute($feedurl,$userview);
1.650 www 3288: if (wantarray) {
3289: return ($userview,$response);
3290: } else {
3291: return $userview;
3292: }
3293: }
3294:
3295: sub get_student_view_with_retries {
3296: my ($symb,$retries,$username,$domain,$courseid,$target,$moreenv) = @_;
3297:
3298: my $ok = 0; # True if we got a good response.
3299: my $content;
3300: my $response;
3301:
3302: # Try to get the student_view done. within the retries count:
3303:
3304: do {
3305: ($content, $response) = &get_student_view($symb,$username,$domain,$courseid,$target,$moreenv);
3306: $ok = $response->is_success;
3307: if (!$ok) {
3308: &Apache::lonnet::logthis("Failed get_student_view_with_retries on $symb: ".$response->is_success.', '.$response->code.', '.$response->message);
3309: }
3310: $retries--;
3311: } while (!$ok && ($retries > 0));
3312:
3313: if (!$ok) {
3314: $content = ''; # On error return an empty content.
3315: }
1.651 www 3316: if (wantarray) {
3317: return ($content, $response);
3318: } else {
3319: return $content;
3320: }
1.11 albertel 3321: }
3322:
1.112 bowersj2 3323: =pod
3324:
1.648 raeburn 3325: =item * &get_student_answers()
1.112 bowersj2 3326:
3327: show a snapshot of how student was answering problem
3328:
3329: =cut
3330:
1.11 albertel 3331: sub get_student_answers {
1.100 sakharuk 3332: my ($symb,$username,$domain,$courseid,%form) = @_;
1.114 www 3333: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3334: my (%moreenv);
1.11 albertel 3335: my @elements=('symb','courseid','domain','username');
3336: foreach my $element (@elements) {
1.186 albertel 3337: $moreenv{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3338: }
1.186 albertel 3339: $moreenv{'grade_target'}='answer';
3340: %moreenv=(%form,%moreenv);
1.497 raeburn 3341: $feedurl = &Apache::lonnet::clutter($feedurl);
3342: my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
1.10 albertel 3343: return $userview;
1.1 albertel 3344: }
1.116 albertel 3345:
3346: =pod
3347:
3348: =item * &submlink()
3349:
1.242 albertel 3350: Inputs: $text $uname $udom $symb $target
1.116 albertel 3351:
3352: Returns: A link to grades.pm such as to see the SUBM view of a student
3353:
3354: =cut
3355:
3356: ###############################################
3357: sub submlink {
1.242 albertel 3358: my ($text,$uname,$udom,$symb,$target)=@_;
1.116 albertel 3359: if (!($uname && $udom)) {
3360: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3361: &Apache::lonnet::whichuser($symb);
1.116 albertel 3362: if (!$symb) { $symb=$cursymb; }
3363: }
1.254 matthew 3364: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3365: $symb=&escape($symb);
1.242 albertel 3366: if ($target) { $target="target=\"$target\""; }
3367: return '<a href="/adm/grades?&command=submission&'.
3368: 'symb='.$symb.'&student='.$uname.
3369: '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
3370: }
3371: ##############################################
3372:
3373: =pod
3374:
3375: =item * &pgrdlink()
3376:
3377: Inputs: $text $uname $udom $symb $target
3378:
3379: Returns: A link to grades.pm such as to see the PGRD view of a student
3380:
3381: =cut
3382:
3383: ###############################################
3384: sub pgrdlink {
3385: my $link=&submlink(@_);
3386: $link=~s/(&command=submission)/$1&showgrading=yes/;
3387: return $link;
3388: }
3389: ##############################################
3390:
3391: =pod
3392:
3393: =item * &pprmlink()
3394:
3395: Inputs: $text $uname $udom $symb $target
3396:
3397: Returns: A link to parmset.pm such as to see the PPRM view of a
1.283 albertel 3398: student and a specific resource
1.242 albertel 3399:
3400: =cut
3401:
3402: ###############################################
3403: sub pprmlink {
3404: my ($text,$uname,$udom,$symb,$target)=@_;
3405: if (!($uname && $udom)) {
3406: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3407: &Apache::lonnet::whichuser($symb);
1.242 albertel 3408: if (!$symb) { $symb=$cursymb; }
3409: }
1.254 matthew 3410: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3411: $symb=&escape($symb);
1.242 albertel 3412: if ($target) { $target="target=\"$target\""; }
1.595 albertel 3413: return '<a href="/adm/parmset?command=set&'.
3414: 'symb='.$symb.'&uname='.$uname.
3415: '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
1.116 albertel 3416: }
3417: ##############################################
1.37 matthew 3418:
1.112 bowersj2 3419: =pod
3420:
3421: =back
3422:
3423: =cut
3424:
1.37 matthew 3425: ###############################################
1.51 www 3426:
3427:
3428: sub timehash {
1.687 raeburn 3429: my ($thistime) = @_;
3430: my $timezone = &Apache::lonlocal::gettimezone();
3431: my $dt = DateTime->from_epoch(epoch => $thistime)
3432: ->set_time_zone($timezone);
3433: my $wday = $dt->day_of_week();
3434: if ($wday == 7) { $wday = 0; }
3435: return ( 'second' => $dt->second(),
3436: 'minute' => $dt->minute(),
3437: 'hour' => $dt->hour(),
3438: 'day' => $dt->day_of_month(),
3439: 'month' => $dt->month(),
3440: 'year' => $dt->year(),
3441: 'weekday' => $wday,
3442: 'dayyear' => $dt->day_of_year(),
3443: 'dlsav' => $dt->is_dst() );
1.51 www 3444: }
3445:
1.370 www 3446: sub utc_string {
3447: my ($date)=@_;
1.371 www 3448: return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
1.370 www 3449: }
3450:
1.51 www 3451: sub maketime {
3452: my %th=@_;
1.687 raeburn 3453: my ($epoch_time,$timezone,$dt);
3454: $timezone = &Apache::lonlocal::gettimezone();
3455: eval {
3456: $dt = DateTime->new( year => $th{'year'},
3457: month => $th{'month'},
3458: day => $th{'day'},
3459: hour => $th{'hour'},
3460: minute => $th{'minute'},
3461: second => $th{'second'},
3462: time_zone => $timezone,
3463: );
3464: };
3465: if (!$@) {
3466: $epoch_time = $dt->epoch;
3467: if ($epoch_time) {
3468: return $epoch_time;
3469: }
3470: }
1.51 www 3471: return POSIX::mktime(
3472: ($th{'seconds'},$th{'minutes'},$th{'hours'},
1.210 www 3473: $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
1.70 www 3474: }
3475:
3476: #########################################
1.51 www 3477:
3478: sub findallcourses {
1.482 raeburn 3479: my ($roles,$uname,$udom) = @_;
1.355 albertel 3480: my %roles;
3481: if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
1.348 albertel 3482: my %courses;
1.51 www 3483: my $now=time;
1.482 raeburn 3484: if (!defined($uname)) {
3485: $uname = $env{'user.name'};
3486: }
3487: if (!defined($udom)) {
3488: $udom = $env{'user.domain'};
3489: }
3490: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
3491: my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
3492: if (!%roles) {
3493: %roles = (
3494: cc => 1,
3495: in => 1,
3496: ep => 1,
3497: ta => 1,
3498: cr => 1,
3499: st => 1,
3500: );
3501: }
3502: foreach my $entry (keys(%roleshash)) {
3503: my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry});
3504: if ($trole =~ /^cr/) {
3505: next if (!exists($roles{$trole}) && !exists($roles{'cr'}));
3506: } else {
3507: next if (!exists($roles{$trole}));
3508: }
3509: if ($tend) {
3510: next if ($tend < $now);
3511: }
3512: if ($tstart) {
3513: next if ($tstart > $now);
3514: }
3515: my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec);
3516: (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry);
3517: if ($secpart eq '') {
3518: ($cnum,$role) = split(/_/,$cnumpart);
3519: $sec = 'none';
3520: $realsec = '';
3521: } else {
3522: $cnum = $cnumpart;
3523: ($sec,$role) = split(/_/,$secpart);
3524: $realsec = $sec;
1.490 raeburn 3525: }
1.482 raeburn 3526: $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec;
3527: }
3528: } else {
3529: foreach my $key (keys(%env)) {
1.483 albertel 3530: if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} ||
3531: $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) {
1.482 raeburn 3532: my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4);
3533: next if ($role eq 'ca' || $role eq 'aa');
3534: next if (%roles && !exists($roles{$role}));
3535: my ($starttime,$endtime)=split(/\./,$env{$key});
3536: my $active=1;
3537: if ($starttime) {
3538: if ($now<$starttime) { $active=0; }
3539: }
3540: if ($endtime) {
3541: if ($now>$endtime) { $active=0; }
3542: }
3543: if ($active) {
3544: if ($sec eq '') {
3545: $sec = 'none';
3546: }
3547: $courses{$cdom.'_'.$cnum}{$sec} =
3548: $role.'/'.$cdom.'/'.$cnum.'/'.$sec;
1.474 raeburn 3549: }
3550: }
1.51 www 3551: }
3552: }
1.474 raeburn 3553: return %courses;
1.51 www 3554: }
1.37 matthew 3555:
1.54 www 3556: ###############################################
1.474 raeburn 3557:
3558: sub blockcheck {
1.482 raeburn 3559: my ($setters,$activity,$uname,$udom) = @_;
1.490 raeburn 3560:
3561: if (!defined($udom)) {
3562: $udom = $env{'user.domain'};
3563: }
3564: if (!defined($uname)) {
3565: $uname = $env{'user.name'};
3566: }
3567:
3568: # If uname and udom are for a course, check for blocks in the course.
3569:
3570: if (&Apache::lonnet::is_course($udom,$uname)) {
3571: my %records = &Apache::lonnet::dump('comm_block',$udom,$uname);
1.502 raeburn 3572: my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname);
1.490 raeburn 3573: return ($startblock,$endblock);
3574: }
1.474 raeburn 3575:
1.502 raeburn 3576: my $startblock = 0;
3577: my $endblock = 0;
1.482 raeburn 3578: my %live_courses = &findallcourses(undef,$uname,$udom);
1.474 raeburn 3579:
1.490 raeburn 3580: # If uname is for a user, and activity is course-specific, i.e.,
3581: # boards, chat or groups, check for blocking in current course only.
1.474 raeburn 3582:
1.490 raeburn 3583: if (($activity eq 'boards' || $activity eq 'chat' ||
3584: $activity eq 'groups') && ($env{'request.course.id'})) {
3585: foreach my $key (keys(%live_courses)) {
3586: if ($key ne $env{'request.course.id'}) {
3587: delete($live_courses{$key});
3588: }
3589: }
3590: }
3591:
3592: my $otheruser = 0;
3593: my %own_courses;
3594: if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) {
3595: # Resource belongs to user other than current user.
3596: $otheruser = 1;
3597: # Gather courses for current user
3598: %own_courses =
3599: &findallcourses(undef,$env{'user.name'},$env{'user.domain'});
3600: }
3601:
3602: # Gather active course roles - course coordinator, instructor,
3603: # exam proctor, ta, student, or custom role.
1.474 raeburn 3604:
3605: foreach my $course (keys(%live_courses)) {
1.482 raeburn 3606: my ($cdom,$cnum);
3607: if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) {
3608: $cdom = $env{'course.'.$course.'.domain'};
3609: $cnum = $env{'course.'.$course.'.num'};
3610: } else {
1.490 raeburn 3611: ($cdom,$cnum) = split(/_/,$course);
1.482 raeburn 3612: }
3613: my $no_ownblock = 0;
3614: my $no_userblock = 0;
1.533 raeburn 3615: if ($otheruser && $activity ne 'com') {
1.490 raeburn 3616: # Check if current user has 'evb' priv for this
3617: if (defined($own_courses{$course})) {
3618: foreach my $sec (keys(%{$own_courses{$course}})) {
3619: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
3620: if ($sec ne 'none') {
3621: $checkrole .= '/'.$sec;
3622: }
3623: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3624: $no_ownblock = 1;
3625: last;
3626: }
3627: }
3628: }
3629: # if they have 'evb' priv and are currently not playing student
3630: next if (($no_ownblock) &&
3631: ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));
3632: }
1.474 raeburn 3633: foreach my $sec (keys(%{$live_courses{$course}})) {
1.482 raeburn 3634: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
1.474 raeburn 3635: if ($sec ne 'none') {
1.482 raeburn 3636: $checkrole .= '/'.$sec;
1.474 raeburn 3637: }
1.490 raeburn 3638: if ($otheruser) {
3639: # Resource belongs to user other than current user.
3640: # Assemble privs for that user, and check for 'evb' priv.
1.482 raeburn 3641: my ($trole,$tdom,$tnum,$tsec);
3642: my $entry = $live_courses{$course}{$sec};
3643: if ($entry =~ /^cr/) {
3644: ($trole,$tdom,$tnum,$tsec) =
3645: ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|);
3646: } else {
3647: ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry);
3648: }
3649: my ($spec,$area,$trest,%allroles,%userroles);
3650: $area = '/'.$tdom.'/'.$tnum;
3651: $trest = $tnum;
3652: if ($tsec ne '') {
3653: $area .= '/'.$tsec;
3654: $trest .= '/'.$tsec;
3655: }
3656: $spec = $trole.'.'.$area;
3657: if ($trole =~ /^cr/) {
3658: &Apache::lonnet::custom_roleprivs(\%allroles,$trole,
3659: $tdom,$spec,$trest,$area);
3660: } else {
3661: &Apache::lonnet::standard_roleprivs(\%allroles,$trole,
3662: $tdom,$spec,$trest,$area);
3663: }
3664: my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
1.486 raeburn 3665: if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
3666: if ($1) {
3667: $no_userblock = 1;
3668: last;
3669: }
3670: }
1.490 raeburn 3671: } else {
3672: # Resource belongs to current user
3673: # Check for 'evb' priv via lonnet::allowed().
1.482 raeburn 3674: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3675: $no_ownblock = 1;
3676: last;
3677: }
1.474 raeburn 3678: }
3679: }
3680: # if they have the evb priv and are currently not playing student
1.482 raeburn 3681: next if (($no_ownblock) &&
1.491 albertel 3682: ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
1.482 raeburn 3683: next if ($no_userblock);
1.474 raeburn 3684:
1.490 raeburn 3685: # Retrieve blocking times and identity of blocker for course
3686: # of specified user, unless user has 'evb' privilege.
1.502 raeburn 3687:
3688: my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
3689: if (($start != 0) &&
3690: (($startblock == 0) || ($startblock > $start))) {
3691: $startblock = $start;
3692: }
3693: if (($end != 0) &&
3694: (($endblock == 0) || ($endblock < $end))) {
3695: $endblock = $end;
3696: }
1.490 raeburn 3697: }
3698: return ($startblock,$endblock);
3699: }
3700:
3701: sub get_blocks {
3702: my ($setters,$activity,$cdom,$cnum) = @_;
3703: my $startblock = 0;
3704: my $endblock = 0;
3705: my $course = $cdom.'_'.$cnum;
3706: $setters->{$course} = {};
3707: $setters->{$course}{'staff'} = [];
3708: $setters->{$course}{'times'} = [];
3709: my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
3710: foreach my $record (keys(%records)) {
3711: my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);
3712: if ($start <= time && $end >= time) {
3713: my ($staff_name,$staff_dom,$title,$blocks) =
3714: &parse_block_record($records{$record});
3715: if ($blocks->{$activity} eq 'on') {
3716: push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]);
3717: push(@{$$setters{$course}{'times'}}, [$start,$end]);
1.491 albertel 3718: if ( ($startblock == 0) || ($startblock > $start) ) {
3719: $startblock = $start;
1.490 raeburn 3720: }
1.491 albertel 3721: if ( ($endblock == 0) || ($endblock < $end) ) {
3722: $endblock = $end;
1.474 raeburn 3723: }
3724: }
3725: }
3726: }
3727: return ($startblock,$endblock);
3728: }
3729:
3730: sub parse_block_record {
3731: my ($record) = @_;
3732: my ($setuname,$setudom,$title,$blocks);
3733: if (ref($record) eq 'HASH') {
3734: ($setuname,$setudom) = split(/:/,$record->{'setter'});
3735: $title = &unescape($record->{'event'});
3736: $blocks = $record->{'blocks'};
3737: } else {
3738: my @data = split(/:/,$record,3);
3739: if (scalar(@data) eq 2) {
3740: $title = $data[1];
3741: ($setuname,$setudom) = split(/@/,$data[0]);
3742: } else {
3743: ($setuname,$setudom,$title) = @data;
3744: }
3745: $blocks = { 'com' => 'on' };
3746: }
3747: return ($setuname,$setudom,$title,$blocks);
3748: }
3749:
3750: sub build_block_table {
3751: my ($startblock,$endblock,$setters) = @_;
3752: my %lt = &Apache::lonlocal::texthash(
3753: 'cacb' => 'Currently active communication blocks',
3754: 'cour' => 'Course',
3755: 'dura' => 'Duration',
3756: 'blse' => 'Block set by'
3757: );
3758: my $output;
1.476 raeburn 3759: $output = '<br />'.$lt{'cacb'}.':<br />';
1.474 raeburn 3760: $output .= &start_data_table();
3761: $output .= '
3762: <tr>
3763: <th>'.$lt{'cour'}.'</th>
3764: <th>'.$lt{'dura'}.'</th>
3765: <th>'.$lt{'blse'}.'</th>
3766: </tr>
3767: ';
3768: foreach my $course (keys(%{$setters})) {
3769: my %courseinfo=&Apache::lonnet::coursedescription($course);
3770: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
3771: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
1.490 raeburn 3772: my $fullname = &plainname($uname,$udom);
3773: if (defined($env{'user.name'}) && defined($env{'user.domain'})
3774: && $env{'user.name'} ne 'public'
3775: && $env{'user.domain'} ne 'public') {
3776: $fullname = &aboutmewrapper($fullname,$uname,$udom);
3777: }
1.474 raeburn 3778: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
3779: $openblock = &Apache::lonlocal::locallocaltime($openblock);
3780: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
3781: $output .= &Apache::loncommon::start_data_table_row().
3782: '<td>'.$courseinfo{'description'}.'</td>'.
3783: '<td>'.$openblock.' to '.$closeblock.'</td>'.
1.490 raeburn 3784: '<td>'.$fullname.'</td>'.
1.474 raeburn 3785: &Apache::loncommon::end_data_table_row();
3786: }
3787: }
3788: $output .= &end_data_table();
3789: }
3790:
1.490 raeburn 3791: sub blocking_status {
3792: my ($activity,$uname,$udom) = @_;
3793: my %setters;
3794: my ($blocked,$output,$ownitem,$is_course);
3795: my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
3796: if ($startblock && $endblock) {
3797: $blocked = 1;
3798: if (wantarray) {
3799: my $category;
3800: if ($activity eq 'boards') {
3801: $category = 'Discussion posts in this course';
3802: } elsif ($activity eq 'blogs') {
3803: $category = 'Blogs';
3804: } elsif ($activity eq 'port') {
3805: if (defined($uname) && defined($udom)) {
3806: if ($uname eq $env{'user.name'} &&
3807: $udom eq $env{'user.domain'}) {
3808: $ownitem = 1;
3809: }
3810: }
3811: $is_course = &Apache::lonnet::is_course($udom,$uname);
3812: if ($ownitem) {
3813: $category = 'Your portfolio files';
3814: } elsif ($is_course) {
3815: my $coursedesc;
3816: foreach my $course (keys(%setters)) {
3817: my %courseinfo =
3818: &Apache::lonnet::coursedescription($course);
3819: $coursedesc = $courseinfo{'description'};
3820: }
3821: $category = "Group files in the course '$coursedesc'";
3822: } else {
3823: $category = 'Portfolio files belonging to ';
3824: if ($env{'user.name'} eq 'public' &&
3825: $env{'user.domain'} eq 'public') {
3826: $category .= &plainname($uname,$udom);
3827: } else {
3828: $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);
3829: }
3830: }
3831: } elsif ($activity eq 'groups') {
3832: $category = 'Groups in this course';
3833: }
3834: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
3835: my $showend = &Apache::lonlocal::locallocaltime($endblock);
3836: $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
3837: if (!($activity eq 'port' && !($ownitem) && !($is_course))) {
3838: $output .= &build_block_table($startblock,$endblock,\%setters);
3839: }
3840: }
3841: }
3842: if (wantarray) {
3843: return ($blocked,$output);
3844: } else {
3845: return $blocked;
3846: }
3847: }
3848:
1.60 matthew 3849: ###############################################
3850:
1.682 raeburn 3851: sub check_ip_acc {
3852: my ($acc)=@_;
3853: &Apache::lonxml::debug("acc is $acc");
3854: if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) {
3855: return 1;
3856: }
3857: my $allowed=0;
3858: my $ip=$env{'request.host'} || $ENV{'REMOTE_ADDR'};
3859:
3860: my $name;
3861: foreach my $pattern (split(',',$acc)) {
3862: $pattern =~ s/^\s*//;
3863: $pattern =~ s/\s*$//;
3864: if ($pattern =~ /\*$/) {
3865: #35.8.*
3866: $pattern=~s/\*//;
3867: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3868: } elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
3869: #35.8.3.[34-56]
3870: my $low=$2;
3871: my $high=$3;
3872: $pattern=$1;
3873: if ($ip =~ /^\Q$pattern\E/) {
3874: my $last=(split(/\./,$ip))[3];
3875: if ($last <=$high && $last >=$low) { $allowed=1; }
3876: }
3877: } elsif ($pattern =~ /^\*/) {
3878: #*.msu.edu
3879: $pattern=~s/\*//;
3880: if (!defined($name)) {
3881: use Socket;
3882: my $netaddr=inet_aton($ip);
3883: ($name)=gethostbyaddr($netaddr,AF_INET);
3884: }
3885: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3886: } elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
3887: #127.0.0.1
3888: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3889: } else {
3890: #some.name.com
3891: if (!defined($name)) {
3892: use Socket;
3893: my $netaddr=inet_aton($ip);
3894: ($name)=gethostbyaddr($netaddr,AF_INET);
3895: }
3896: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3897: }
3898: if ($allowed) { last; }
3899: }
3900: return $allowed;
3901: }
3902:
3903: ###############################################
3904:
1.60 matthew 3905: =pod
3906:
1.112 bowersj2 3907: =head1 Domain Template Functions
3908:
3909: =over 4
3910:
3911: =item * &determinedomain()
1.60 matthew 3912:
3913: Inputs: $domain (usually will be undef)
3914:
1.63 www 3915: Returns: Determines which domain should be used for designs
1.60 matthew 3916:
3917: =cut
1.54 www 3918:
1.60 matthew 3919: ###############################################
1.63 www 3920: sub determinedomain {
3921: my $domain=shift;
1.531 albertel 3922: if (! $domain) {
1.60 matthew 3923: # Determine domain if we have not been given one
3924: $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
1.258 albertel 3925: if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
3926: if ($env{'request.role.domain'}) {
3927: $domain=$env{'request.role.domain'};
1.60 matthew 3928: }
3929: }
1.63 www 3930: return $domain;
3931: }
3932: ###############################################
1.517 raeburn 3933:
1.518 albertel 3934: sub devalidate_domconfig_cache {
3935: my ($udom)=@_;
3936: &Apache::lonnet::devalidate_cache_new('domainconfig',$udom);
3937: }
3938:
3939: # ---------------------- Get domain configuration for a domain
3940: sub get_domainconf {
3941: my ($udom) = @_;
3942: my $cachetime=1800;
3943: my ($result,$cached)=&Apache::lonnet::is_cached_new('domainconfig',$udom);
3944: if (defined($cached)) { return %{$result}; }
3945:
3946: my %domconfig = &Apache::lonnet::get_dom('configuration',
3947: ['login','rolecolors'],$udom);
1.632 raeburn 3948: my (%designhash,%legacy);
1.518 albertel 3949: if (keys(%domconfig) > 0) {
3950: if (ref($domconfig{'login'}) eq 'HASH') {
1.632 raeburn 3951: if (keys(%{$domconfig{'login'}})) {
3952: foreach my $key (keys(%{$domconfig{'login'}})) {
1.699 raeburn 3953: if (ref($domconfig{'login'}{$key}) eq 'HASH') {
3954: foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
3955: $designhash{$udom.'.login.'.$key.'_'.$img} =
3956: $domconfig{'login'}{$key}{$img};
3957: }
3958: } else {
3959: $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
3960: }
1.632 raeburn 3961: }
3962: } else {
3963: $legacy{'login'} = 1;
1.518 albertel 3964: }
1.632 raeburn 3965: } else {
3966: $legacy{'login'} = 1;
1.518 albertel 3967: }
3968: if (ref($domconfig{'rolecolors'}) eq 'HASH') {
1.632 raeburn 3969: if (keys(%{$domconfig{'rolecolors'}})) {
3970: foreach my $role (keys(%{$domconfig{'rolecolors'}})) {
3971: if (ref($domconfig{'rolecolors'}{$role}) eq 'HASH') {
3972: foreach my $item (keys(%{$domconfig{'rolecolors'}{$role}})) {
3973: $designhash{$udom.'.'.$role.'.'.$item}=$domconfig{'rolecolors'}{$role}{$item};
3974: }
1.518 albertel 3975: }
3976: }
1.632 raeburn 3977: } else {
3978: $legacy{'rolecolors'} = 1;
1.518 albertel 3979: }
1.632 raeburn 3980: } else {
3981: $legacy{'rolecolors'} = 1;
1.518 albertel 3982: }
1.632 raeburn 3983: if (keys(%legacy) > 0) {
3984: my %legacyhash = &get_legacy_domconf($udom);
3985: foreach my $item (keys(%legacyhash)) {
3986: if ($item =~ /^\Q$udom\E\.login/) {
3987: if ($legacy{'login'}) {
3988: $designhash{$item} = $legacyhash{$item};
3989: }
3990: } else {
3991: if ($legacy{'rolecolors'}) {
3992: $designhash{$item} = $legacyhash{$item};
3993: }
1.518 albertel 3994: }
3995: }
3996: }
1.632 raeburn 3997: } else {
3998: %designhash = &get_legacy_domconf($udom);
1.518 albertel 3999: }
4000: &Apache::lonnet::do_cache_new('domainconfig',$udom,\%designhash,
4001: $cachetime);
4002: return %designhash;
4003: }
4004:
1.632 raeburn 4005: sub get_legacy_domconf {
4006: my ($udom) = @_;
4007: my %legacyhash;
4008: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
4009: my $designfile = $designdir.'/'.$udom.'.tab';
4010: if (-e $designfile) {
4011: if ( open (my $fh,"<$designfile") ) {
4012: while (my $line = <$fh>) {
4013: next if ($line =~ /^\#/);
4014: chomp($line);
4015: my ($key,$val)=(split(/\=/,$line));
4016: if ($val) { $legacyhash{$udom.'.'.$key}=$val; }
4017: }
4018: close($fh);
4019: }
4020: }
4021: if (-e '/home/httpd/html/adm/lonDomLogos/'.$udom.'.gif') {
4022: $legacyhash{$udom.'.login.domlogo'} = "/adm/lonDomLogos/$udom.gif";
4023: }
4024: return %legacyhash;
4025: }
4026:
1.63 www 4027: =pod
4028:
1.112 bowersj2 4029: =item * &domainlogo()
1.63 www 4030:
4031: Inputs: $domain (usually will be undef)
4032:
4033: Returns: A link to a domain logo, if the domain logo exists.
4034: If the domain logo does not exist, a description of the domain.
4035:
4036: =cut
1.112 bowersj2 4037:
1.63 www 4038: ###############################################
4039: sub domainlogo {
1.517 raeburn 4040: my $domain = &determinedomain(shift);
1.518 albertel 4041: my %designhash = &get_domainconf($domain);
1.517 raeburn 4042: # See if there is a logo
4043: if ($designhash{$domain.'.login.domlogo'} ne '') {
1.519 raeburn 4044: my $imgsrc = $designhash{$domain.'.login.domlogo'};
1.538 albertel 4045: if ($imgsrc =~ m{^/(adm|res)/}) {
4046: if ($imgsrc =~ m{^/res/}) {
4047: my $local_name = &Apache::lonnet::filelocation('',$imgsrc);
4048: &Apache::lonnet::repcopy($local_name);
4049: }
4050: $imgsrc = &lonhttpdurl($imgsrc);
1.519 raeburn 4051: }
4052: return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
1.514 albertel 4053: } elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
4054: return &Apache::lonnet::domain($domain,'description');
1.59 www 4055: } else {
1.60 matthew 4056: return '';
1.59 www 4057: }
4058: }
1.63 www 4059: ##############################################
4060:
4061: =pod
4062:
1.112 bowersj2 4063: =item * &designparm()
1.63 www 4064:
4065: Inputs: $which parameter; $domain (usually will be undef)
4066:
4067: Returns: value of designparamter $which
4068:
4069: =cut
1.112 bowersj2 4070:
1.397 albertel 4071:
1.400 albertel 4072: ##############################################
1.397 albertel 4073: sub designparm {
4074: my ($which,$domain)=@_;
1.258 albertel 4075: if ($env{'browser.blackwhite'} eq 'on') {
1.635 raeburn 4076: if ($which=~/\.(font|alink|vlink|link|textcol)$/) {
1.110 www 4077: return '#000000';
4078: }
1.635 raeburn 4079: if ($which=~/\.(pgbg|sidebg|bgcol)$/) {
1.110 www 4080: return '#FFFFFF';
4081: }
4082: if ($which=~/\.tabbg$/) {
4083: return '#CCCCCC';
4084: }
4085: }
1.397 albertel 4086: if (exists($env{'environment.color.'.$which})) {
1.258 albertel 4087: return $env{'environment.color.'.$which};
1.96 www 4088: }
1.63 www 4089: $domain=&determinedomain($domain);
1.518 albertel 4090: my %domdesign = &get_domainconf($domain);
1.520 raeburn 4091: my $output;
1.517 raeburn 4092: if ($domdesign{$domain.'.'.$which} ne '') {
1.520 raeburn 4093: $output = $domdesign{$domain.'.'.$which};
1.63 www 4094: } else {
1.520 raeburn 4095: $output = $defaultdesign{$which};
4096: }
4097: if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
1.635 raeburn 4098: ($which =~ /login\.(img|logo|domlogo|login)/)) {
1.538 albertel 4099: if ($output =~ m{^/(adm|res)/}) {
4100: if ($output =~ m{^/res/}) {
4101: my $local_name = &Apache::lonnet::filelocation('',$output);
4102: &Apache::lonnet::repcopy($local_name);
4103: }
1.520 raeburn 4104: $output = &lonhttpdurl($output);
4105: }
1.63 www 4106: }
1.520 raeburn 4107: return $output;
1.63 www 4108: }
1.59 www 4109:
1.60 matthew 4110: ###############################################
4111: ###############################################
4112:
4113: =pod
4114:
1.112 bowersj2 4115: =back
4116:
1.549 albertel 4117: =head1 HTML Helpers
1.112 bowersj2 4118:
4119: =over 4
4120:
4121: =item * &bodytag()
1.60 matthew 4122:
4123: Returns a uniform header for LON-CAPA web pages.
4124:
4125: Inputs:
4126:
1.112 bowersj2 4127: =over 4
4128:
4129: =item * $title, A title to be displayed on the page.
4130:
4131: =item * $function, the current role (can be undef).
4132:
4133: =item * $addentries, extra parameters for the <body> tag.
4134:
4135: =item * $bodyonly, if defined, only return the <body> tag.
4136:
4137: =item * $domain, if defined, force a given domain.
4138:
4139: =item * $forcereg, if page should register as content page (relevant for
1.86 www 4140: text interface only)
1.60 matthew 4141:
1.326 albertel 4142: =item * $customtitle, alternate text to use instead of $title
4143: in the title box that appears, this text
4144: is not auto translated like the $title is
1.309 albertel 4145:
4146: =item * $notopbar, if true, keep the 'what is this' info but remove the
4147: navigational links
1.317 albertel 4148:
1.338 albertel 4149: =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
4150:
4151: =item * $notitle, if true keep the nav controls, but remove the title bar
4152:
1.361 albertel 4153: =item * $no_inline_link, if true and in remote mode, don't show the
4154: 'Switch To Inline Menu' link
4155:
1.460 albertel 4156: =item * $args, optional argument valid values are
4157: no_auto_mt_title -> prevents &mt()ing the title arg
1.562 albertel 4158: inherit_jsmath -> when creating popup window in a page,
4159: should it have jsmath forced on by the
4160: current page
1.460 albertel 4161:
1.112 bowersj2 4162: =back
4163:
1.60 matthew 4164: Returns: A uniform header for LON-CAPA web pages.
4165: If $bodyonly is nonzero, a string containing a <body> tag will be returned.
4166: If $bodyonly is undef or zero, an html string containing a <body> tag and
4167: other decorations will be returned.
4168:
4169: =cut
4170:
1.54 www 4171: sub bodytag {
1.309 albertel 4172: my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
1.460 albertel 4173: $notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
1.339 albertel 4174:
1.460 albertel 4175: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
1.339 albertel 4176:
1.183 matthew 4177: $function = &get_users_function() if (!$function);
1.339 albertel 4178: my $img = &designparm($function.'.img',$domain);
4179: my $font = &designparm($function.'.font',$domain);
4180: my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain);
4181:
4182: my %design = ( 'style' => 'margin-top: 0px',
1.535 albertel 4183: 'bgcolor' => $pgbg,
1.339 albertel 4184: 'text' => $font,
4185: 'alink' => &designparm($function.'.alink',$domain),
4186: 'vlink' => &designparm($function.'.vlink',$domain),
4187: 'link' => &designparm($function.'.link',$domain),);
1.438 albertel 4188: @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
1.339 albertel 4189:
1.63 www 4190: # role and realm
1.378 raeburn 4191: my ($role,$realm) = split(/\./,$env{'request.role'},2);
4192: if ($role eq 'ca') {
1.479 albertel 4193: my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
1.500 albertel 4194: $realm = &plainname($rname,$rdom);
1.378 raeburn 4195: }
1.55 www 4196: # realm
1.258 albertel 4197: if ($env{'request.course.id'}) {
1.378 raeburn 4198: if ($env{'request.role'} !~ /^cr/) {
4199: $role = &Apache::lonnet::plaintext($role,&course_type());
4200: }
1.359 albertel 4201: $realm = $env{'course.'.$env{'request.course.id'}.'.description'};
1.378 raeburn 4202: } else {
4203: $role = &Apache::lonnet::plaintext($role);
1.54 www 4204: }
1.433 albertel 4205:
1.359 albertel 4206: if (!$realm) { $realm=' '; }
1.55 www 4207: # Set messages
1.60 matthew 4208: my $messages=&domainlogo($domain);
1.330 albertel 4209:
1.438 albertel 4210: my $extra_body_attr = &make_attr_string($forcereg,\%design);
1.329 albertel 4211:
1.101 www 4212: # construct main body tag
1.359 albertel 4213: my $bodytag = "<body $extra_body_attr>".
1.562 albertel 4214: &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
1.252 albertel 4215:
1.530 albertel 4216: if ($bodyonly) {
1.60 matthew 4217: return $bodytag;
1.258 albertel 4218: } elsif ($env{'browser.interface'} eq 'textual') {
1.95 www 4219: # Accessibility
1.224 raeburn 4220:
1.337 albertel 4221: $bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
1.338 albertel 4222: if (!$notitle) {
1.337 albertel 4223: $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
4224: }
4225: return $bodytag;
1.359 albertel 4226: }
4227:
1.410 albertel 4228: my $name = &plainname($env{'user.name'},$env{'user.domain'});
1.433 albertel 4229: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
4230: undef($role);
1.434 albertel 4231: } else {
4232: $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
1.433 albertel 4233: }
1.359 albertel 4234:
4235: my $roleinfo=(<<ENDROLE);
4236: <td class="LC_title_bar_who">
4237: <div class="LC_title_bar_name">
1.410 albertel 4238: $name
1.361 albertel 4239:
1.359 albertel 4240: </div>
4241: <div class="LC_title_bar_role">
1.361 albertel 4242: $role
1.359 albertel 4243: </div>
4244: <div class="LC_title_bar_realm">
1.361 albertel 4245: $realm
1.359 albertel 4246: </div>
1.206 albertel 4247: </td>
4248: ENDROLE
1.235 raeburn 4249:
1.359 albertel 4250: my $titleinfo = '<span class="LC_title_bar_title">'.$title.'</span>';
4251: if ($customtitle) {
4252: $titleinfo = $customtitle;
4253: }
4254: #
4255: # Extra info if you are the DC
4256: my $dc_info = '';
4257: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
4258: $env{'course.'.$env{'request.course.id'}.
4259: '.domain'}.'/'})) {
4260: my $cid = $env{'request.course.id'};
4261: $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
1.380 www 4262: $dc_info =~ s/\s+$//;
1.359 albertel 4263: $dc_info = '('.$dc_info.')';
4264: }
4265:
1.644 www 4266: if (($env{'environment.remote'} eq 'off') || ($args->{'suppress_header_logos'})) {
1.359 albertel 4267: # No Remote
1.258 albertel 4268: if ($env{'request.state'} eq 'construct') {
1.359 albertel 4269: $forcereg=1;
4270: }
4271:
4272: if (!$customtitle && $env{'request.state'} eq 'construct') {
4273: # this is for resources; directories have customtitle, and crumbs
4274: # and select recent are created in lonpubdir.pm
1.229 albertel 4275: my ($uname,$thisdisfn)=
1.258 albertel 4276: ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
1.229 albertel 4277: my $formaction='/priv/'.$uname.'/'.$thisdisfn;
4278: $formaction=~s/\/+/\//g;
4279:
1.359 albertel 4280: my $parentpath = '';
4281: my $lastitem = '';
4282: if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
4283: $parentpath = $1;
4284: $lastitem = $2;
4285: } else {
4286: $lastitem = $thisdisfn;
4287: }
4288: $titleinfo =
1.640 bisitz 4289: &Apache::loncommon::help_open_menu('','',3,'Authoring')
4290: .'<b>'.&mt('Construction Space').'</b>: '
4291: .'<form name="dirs" method="post" action="'.$formaction
1.359 albertel 4292: .'" target="_top"><tt><b>'
1.705 tempelho 4293: .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<span class=\"LC_fontsize_big\">$lastitem</span></b></tt><br />"
1.359 albertel 4294: .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
4295: .'</form>'
4296: .&Apache::lonmenu::constspaceform();
1.235 raeburn 4297: }
1.359 albertel 4298:
1.337 albertel 4299: my $titletable;
1.338 albertel 4300: if (!$notitle) {
1.337 albertel 4301: $titletable =
1.359 albertel 4302: '<table id="LC_title_bar">'.
4303: "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
4304: '</tr></table>';
1.337 albertel 4305: }
1.359 albertel 4306: if ($notopbar) {
4307: $bodytag .= $titletable;
4308: } else {
4309: if ($env{'request.state'} eq 'construct') {
1.337 albertel 4310: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
4311: $titletable);
1.272 raeburn 4312: } else {
1.336 albertel 4313: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
1.359 albertel 4314: $titletable;
1.272 raeburn 4315: }
1.235 raeburn 4316: }
4317: return $bodytag;
1.94 www 4318: }
1.95 www 4319:
1.93 www 4320: #
1.95 www 4321: # Top frame rendering, Remote is up
1.93 www 4322: #
1.359 albertel 4323:
1.517 raeburn 4324: my $imgsrc = $img;
4325: if ($img =~ /^\/adm/) {
1.575 albertel 4326: $imgsrc = &lonhttpdurl($img);
1.517 raeburn 4327: }
4328: my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
1.359 albertel 4329:
1.305 www 4330: # Explicit link to get inline menu
1.361 albertel 4331: my $menu= ($no_inline_link?''
4332: :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
1.245 matthew 4333: #
1.338 albertel 4334: if ($notitle) {
1.337 albertel 4335: return $bodytag;
4336: }
1.94 www 4337: return(<<ENDBODY);
1.60 matthew 4338: $bodytag
1.359 albertel 4339: <table id="LC_title_bar" class="LC_with_remote">
1.368 albertel 4340: <tr><td class="LC_title_bar_role_logo">$upperleft</td>
1.359 albertel 4341: <td class="LC_title_bar_domain_logo">$messages </td>
1.54 www 4342: </tr>
1.359 albertel 4343: <tr><td>$titleinfo $dc_info $menu</td>
4344: $roleinfo
1.368 albertel 4345: </tr>
1.356 albertel 4346: </table>
1.54 www 4347: ENDBODY
1.182 matthew 4348: }
4349:
1.330 albertel 4350: sub make_attr_string {
4351: my ($register,$attr_ref) = @_;
4352:
4353: if ($attr_ref && !ref($attr_ref)) {
4354: die("addentries Must be a hash ref ".
4355: join(':',caller(1))." ".
4356: join(':',caller(0))." ");
4357: }
4358:
4359: if ($register) {
1.339 albertel 4360: my ($on_load,$on_unload);
4361: foreach my $key (keys(%{$attr_ref})) {
4362: if (lc($key) eq 'onload') {
4363: $on_load.=$attr_ref->{$key}.';';
4364: delete($attr_ref->{$key});
4365:
4366: } elsif (lc($key) eq 'onunload') {
4367: $on_unload.=$attr_ref->{$key}.';';
4368: delete($attr_ref->{$key});
4369: }
4370: }
4371: $attr_ref->{'onload'} =
4372: &Apache::lonmenu::loadevents(). $on_load;
4373: $attr_ref->{'onunload'}=
4374: &Apache::lonmenu::unloadevents().$on_unload;
4375: }
4376:
4377: # Accessibility font enhance
4378: if ($env{'browser.fontenhance'} eq 'on') {
4379: my $style;
4380: foreach my $key (keys(%{$attr_ref})) {
4381: if (lc($key) eq 'style') {
4382: $style.=$attr_ref->{$key}.';';
4383: delete($attr_ref->{$key});
4384: }
4385: }
4386: $attr_ref->{'style'}=$style.'; font-size: x-large;';
1.330 albertel 4387: }
1.339 albertel 4388:
4389: if ($env{'browser.blackwhite'} eq 'on') {
4390: delete($attr_ref->{'font'});
4391: delete($attr_ref->{'link'});
4392: delete($attr_ref->{'alink'});
4393: delete($attr_ref->{'vlink'});
4394: delete($attr_ref->{'bgcolor'});
4395: delete($attr_ref->{'background'});
4396: }
4397:
1.330 albertel 4398: my $attr_string;
4399: foreach my $attr (keys(%$attr_ref)) {
4400: $attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
4401: }
4402: return $attr_string;
4403: }
4404:
4405:
1.182 matthew 4406: ###############################################
1.251 albertel 4407: ###############################################
4408:
4409: =pod
4410:
4411: =item * &endbodytag()
4412:
4413: Returns a uniform footer for LON-CAPA web pages.
4414:
1.635 raeburn 4415: Inputs: 1 - optional reference to an args hash
4416: If in the hash, key for noredirectlink has a value which evaluates to true,
4417: a 'Continue' link is not displayed if the page contains an
4418: internal redirect in the <head></head> section,
4419: i.e., $env{'internal.head.redirect'} exists
1.251 albertel 4420:
4421: =cut
4422:
4423: sub endbodytag {
1.635 raeburn 4424: my ($args) = @_;
1.251 albertel 4425: my $endbodytag='</body>';
1.269 albertel 4426: $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
1.315 albertel 4427: if ( exists( $env{'internal.head.redirect'} ) ) {
1.635 raeburn 4428: if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
4429: $endbodytag=
4430: "<br /><a href=\"$env{'internal.head.redirect'}\">".
4431: &mt('Continue').'</a>'.
4432: $endbodytag;
4433: }
1.315 albertel 4434: }
1.251 albertel 4435: return $endbodytag;
4436: }
4437:
1.352 albertel 4438: =pod
4439:
4440: =item * &standard_css()
4441:
4442: Returns a style sheet
4443:
4444: Inputs: (all optional)
4445: domain -> force to color decorate a page for a specific
4446: domain
4447: function -> force usage of a specific rolish color scheme
4448: bgcolor -> override the default page bgcolor
4449:
4450: =cut
4451:
1.343 albertel 4452: sub standard_css {
1.345 albertel 4453: my ($function,$domain,$bgcolor) = @_;
1.352 albertel 4454: $function = &get_users_function() if (!$function);
4455: my $img = &designparm($function.'.img', $domain);
4456: my $tabbg = &designparm($function.'.tabbg', $domain);
4457: my $font = &designparm($function.'.font', $domain);
1.345 albertel 4458: my $sidebg = &designparm($function.'.sidebg',$domain);
1.382 albertel 4459: my $pgbg_or_bgcolor =
4460: $bgcolor ||
1.352 albertel 4461: &designparm($function.'.pgbg', $domain);
1.382 albertel 4462: my $pgbg = &designparm($function.'.pgbg', $domain);
1.352 albertel 4463: my $alink = &designparm($function.'.alink', $domain);
4464: my $vlink = &designparm($function.'.vlink', $domain);
4465: my $link = &designparm($function.'.link', $domain);
4466:
1.704 muellerd 4467: my $loginbg = &designparm('login.sidebg',$domain);
1.712 muellerd 4468: my $bgcol = &designparm('login.bgcol',$domain);
4469: my $textcol = &designparm('login.textcol',$domain);
1.704 muellerd 4470:
1.602 albertel 4471: my $sans = 'Verdana,Arial,Helvetica,sans-serif';
1.395 albertel 4472: my $mono = 'monospace';
1.352 albertel 4473: my $data_table_head = $tabbg;
4474: my $data_table_light = '#EEEEEE';
1.470 banghart 4475: my $data_table_dark = '#DDDDDD';
4476: my $data_table_darker = '#CCCCCC';
1.349 albertel 4477: my $data_table_highlight = '#FFFF00';
1.352 albertel 4478: my $mail_new = '#FFBB77';
4479: my $mail_new_hover = '#DD9955';
4480: my $mail_read = '#BBBB77';
4481: my $mail_read_hover = '#999944';
4482: my $mail_replied = '#AAAA88';
4483: my $mail_replied_hover = '#888855';
4484: my $mail_other = '#99BBBB';
4485: my $mail_other_hover = '#669999';
1.391 albertel 4486: my $table_header = '#DDDDDD';
1.489 raeburn 4487: my $feedback_link_bg = '#BBBBBB';
1.701 harmsja 4488: my $lg_border_color = '#C8C8C8';
1.392 albertel 4489:
1.608 albertel 4490: my $border = ($env{'browser.type'} eq 'explorer' ||
4491: $env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'
4492: : '0px 3px 0px 4px';
1.448 albertel 4493:
1.523 albertel 4494:
1.343 albertel 4495: return <<END;
1.698 harmsja 4496: body{
4497: font-family: $sans;
4498: line-height:130%;
1.701 harmsja 4499: font-size:0.83em;
1.698 harmsja 4500: color:$font;
4501: }
1.701 harmsja 4502: a:link, a:visited { font-size:100%; }
1.698 harmsja 4503:
1.343 albertel 4504: a:focus { color: red; background: yellow }
1.510 albertel 4505: table.thinborder,
4506: table.thinborder tr th {
4507: border-style: solid;
4508: border-width: 1px;
1.698 harmsja 4509: border-color: $lg_border_color;
1.510 albertel 4510: background: $tabbg;
4511: }
1.523 albertel 4512: table.thinborder tr td {
1.510 albertel 4513: border-style: solid;
1.698 harmsja 4514: border-width: 1px;
4515: border-color: $lg_border_color;
1.510 albertel 4516: }
1.426 albertel 4517:
1.343 albertel 4518: form, .inline { display: inline; }
1.721 harmsja 4519:
4520: .LC_center { text-align: center; }
4521: .LC_left { text-align:left; }
4522: .LC_right {text-align:right;}
4523: .LC_middle {vertical-align:middle;}
4524: .LC_top {vertical-align:top;}
4525: .LC_bottom {vertical-align:bottom;}
4526:
4527: /* just for tests */
4528: .LC_300Box { width:300px; }
1.754 ! droeschl 4529: .LC_400Box {width:400px; }
1.721 harmsja 4530: .LC_500Box {width:500px; }
4531: .LC_600Box {width:600px; }
1.741 harmsja 4532: .LC_800Box {width:800px;}
1.721 harmsja 4533: /* end */
4534:
1.593 albertel 4535: .LC_filename {font-family: $mono; white-space:pre;}
1.350 albertel 4536: .LC_error {
4537: color: red;
4538: font-size: larger;
4539: }
1.457 albertel 4540: .LC_warning,
4541: .LC_diff_removed {
1.733 bisitz 4542: color: red;
1.394 albertel 4543: }
1.532 albertel 4544:
4545: .LC_info,
1.457 albertel 4546: .LC_success,
4547: .LC_diff_added {
1.350 albertel 4548: color: green;
4549: }
1.543 albertel 4550: .LC_unknown {
4551: color: yellow;
4552: }
4553:
1.440 albertel 4554: .LC_icon {
4555: border: 0px;
4556: }
1.539 albertel 4557: .LC_indexer_icon {
4558: border: 0px;
4559: height: 22px;
4560: }
1.543 albertel 4561: .LC_docs_spacer {
4562: width: 25px;
4563: height: 1px;
4564: border: 0px;
4565: }
1.346 albertel 4566:
1.532 albertel 4567: .LC_internal_info {
1.735 bisitz 4568: color: #999999;
1.532 albertel 4569: }
4570:
1.458 albertel 4571: table.LC_pastsubmission {
4572: border: 1px solid black;
4573: margin: 2px;
4574: }
4575:
1.606 albertel 4576: table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
1.345 albertel 4577: width: 100%;
4578: background: $pgbg;
1.392 albertel 4579: border: 2px;
1.402 albertel 4580: border-collapse: separate;
1.403 albertel 4581: padding: 0px;
1.345 albertel 4582: }
1.392 albertel 4583:
1.606 albertel 4584: table#LC_title_bar, table.LC_breadcrumbs,
1.393 albertel 4585: table#LC_title_bar.LC_with_remote {
1.359 albertel 4586: width: 100%;
1.392 albertel 4587: border-color: $pgbg;
4588: border-style: solid;
4589: border-width: $border;
4590:
1.379 albertel 4591: background: $pgbg;
4592: font-family: $sans;
1.392 albertel 4593: border-collapse: collapse;
1.403 albertel 4594: padding: 0px;
1.359 albertel 4595: }
1.409 albertel 4596: table.LC_docs_path {
4597: width: 100%;
4598: border: 0;
4599: background: $pgbg;
4600: font-family: $sans;
4601: border-collapse: collapse;
4602: padding: 0px;
4603: }
4604:
1.359 albertel 4605: table#LC_title_bar td {
4606: background: $tabbg;
4607: }
4608: table#LC_title_bar td.LC_title_bar_who {
4609: background: $tabbg;
4610: color: $font;
1.427 albertel 4611: font: small $sans;
1.359 albertel 4612: text-align: right;
4613: }
1.469 banghart 4614: span.LC_metadata {
4615: font-family: $sans;
4616: }
1.359 albertel 4617: span.LC_title_bar_title {
1.416 albertel 4618: font: bold x-large $sans;
1.359 albertel 4619: }
4620: table#LC_title_bar td.LC_title_bar_domain_logo {
4621: background: $sidebg;
4622: text-align: right;
1.368 albertel 4623: padding: 0px;
4624: }
4625: table#LC_title_bar td.LC_title_bar_role_logo {
4626: background: $sidebg;
4627: padding: 0px;
1.359 albertel 4628: }
4629:
1.706 harmsja 4630: table#LC_menubuttons img{
1.346 albertel 4631: border: 0px;
4632: }
1.345 albertel 4633: table#LC_top_nav td {
4634: background: $tabbg;
1.392 albertel 4635: border: 0px;
1.407 albertel 4636: font-size: small;
1.706 harmsja 4637: vertical-align:top;
4638: padding:2px 5px 2px 5px;
1.345 albertel 4639: }
4640: table#LC_top_nav td a, div#LC_top_nav a {
4641: color: $font;
4642: font-family: $sans;
4643: }
1.364 albertel 4644: table#LC_top_nav td.LC_top_nav_logo {
4645: background: $tabbg;
1.432 albertel 4646: text-align: left;
1.408 albertel 4647: white-space: nowrap;
1.432 albertel 4648: width: 31px;
1.408 albertel 4649: }
4650: table#LC_top_nav td.LC_top_nav_logo img {
1.432 albertel 4651: border: 0px;
1.408 albertel 4652: vertical-align: bottom;
1.364 albertel 4653: }
1.432 albertel 4654: table#LC_top_nav td.LC_top_nav_exit,
4655: table#LC_top_nav td.LC_top_nav_help {
4656: width: 2.0em;
4657: }
1.442 albertel 4658: table#LC_top_nav td.LC_top_nav_login {
4659: width: 4.0em;
4660: text-align: center;
4661: }
1.409 albertel 4662: table.LC_breadcrumbs td, table.LC_docs_path td {
1.357 albertel 4663: background: $tabbg;
4664: color: $font;
4665: font-family: $sans;
1.358 albertel 4666: font-size: smaller;
1.357 albertel 4667: }
1.411 albertel 4668: table.LC_breadcrumbs td.LC_breadcrumbs_component,
1.409 albertel 4669: table.LC_docs_path td.LC_docs_path_component {
1.357 albertel 4670: background: $tabbg;
4671: color: $font;
4672: font-family: $sans;
4673: font-size: larger;
4674: text-align: right;
4675: }
1.383 albertel 4676: td.LC_table_cell_checkbox {
4677: text-align: center;
4678: }
1.522 albertel 4679: table#LC_mainmenu td.LC_mainmenu_column {
4680: vertical-align: top;
4681: }
4682:
1.705 tempelho 4683: .LC_fontsize_small
4684: {
4685: font-size: 70%;
4686: }
4687:
4688: .LC_fontsize_medium
4689: {
4690: font-size: 85%;
4691: }
4692:
4693: .LC_fontsize_large
4694: {
4695: font-size: 120%;
4696: }
4697:
4698: .LC_fontcolor_red
4699: {
4700: color: #FF0000;
4701: }
4702:
1.346 albertel 4703: .LC_menubuttons_inline_text {
4704: color: $font;
4705: font-family: $sans;
1.698 harmsja 4706: font-size: 90%;
1.701 harmsja 4707: padding-left:3px;
1.346 albertel 4708: }
4709:
1.526 www 4710: .LC_menubuttons_link {
4711: text-decoration: none;
4712: }
1.698 harmsja 4713: /*2008--9-5: new menu style sheet.Changed category*/
1.522 albertel 4714: .LC_menubuttons_category {
1.521 www 4715: color: $font;
1.526 www 4716: background: $pgbg;
1.521 www 4717: font-family: $sans;
4718: font-size: larger;
4719: font-weight: bold;
4720: }
4721:
1.346 albertel 4722: td.LC_menubuttons_text {
1.701 harmsja 4723: color: $font;
1.346 albertel 4724: }
1.706 harmsja 4725:
4726:
1.526 www 4727:
1.346 albertel 4728: .LC_current_location {
4729: font-family: $sans;
4730: background: $tabbg;
4731: }
4732: .LC_new_mail {
4733: font-family: $sans;
1.634 www 4734: background: $tabbg;
1.346 albertel 4735: font-weight: bold;
4736: }
1.347 albertel 4737:
1.526 www 4738:
1.527 www 4739: .LC_dropadd_labeltext {
4740: font-family: $sans;
4741: text-align: right;
4742: }
4743:
4744: .LC_preferences_labeltext {
4745: font-family: $sans;
4746: text-align: right;
4747: }
4748:
1.666 raeburn 4749: .LC_roleslog_note {
1.701 harmsja 4750: font-size: small;
1.666 raeburn 4751: }
4752:
1.715 raeburn 4753: .LC_mail_functions {
4754: font-weight: bold;
4755: }
4756:
1.440 albertel 4757: table.LC_aboutme_port {
4758: border: 0px;
4759: border-collapse: collapse;
4760: border-spacing: 0px;
4761: }
1.349 albertel 4762: table.LC_data_table, table.LC_mail_list {
1.347 albertel 4763: border: 1px solid #000000;
1.402 albertel 4764: border-collapse: separate;
1.426 albertel 4765: border-spacing: 1px;
1.610 albertel 4766: background: $pgbg;
1.347 albertel 4767: }
1.422 albertel 4768: .LC_data_table_dense {
4769: font-size: small;
4770: }
1.507 raeburn 4771: table.LC_nested_outer {
4772: border: 1px solid #000000;
1.589 raeburn 4773: border-collapse: collapse;
1.507 raeburn 4774: border-spacing: 0px;
4775: width: 100%;
4776: }
4777: table.LC_nested {
4778: border: 0px;
1.589 raeburn 4779: border-collapse: collapse;
1.507 raeburn 4780: border-spacing: 0px;
4781: width: 100%;
4782: }
1.523 albertel 4783: table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
4784: table.LC_prior_tries tr th {
1.349 albertel 4785: font-weight: bold;
4786: background-color: $data_table_head;
1.701 harmsja 4787: font-size:90%;
1.347 albertel 4788: }
1.711 raeburn 4789: table.LC_data_table tr.LC_info_row > td {
1.735 bisitz 4790: background-color: #CCCCCC;
1.711 raeburn 4791: font-weight: bold;
4792: text-align: left;
4793: }
1.610 albertel 4794: table.LC_data_table tr.LC_odd_row > td,
1.709 bisitz 4795: table.LC_pick_box tr > td.LC_odd_row,
1.440 albertel 4796: table.LC_aboutme_port tr td {
1.349 albertel 4797: background-color: $data_table_light;
1.425 albertel 4798: padding: 2px;
1.347 albertel 4799: }
1.610 albertel 4800: table.LC_data_table tr.LC_even_row > td,
1.709 bisitz 4801: table.LC_pick_box tr > td.LC_even_row,
1.440 albertel 4802: table.LC_aboutme_port tr.LC_even_row td {
1.349 albertel 4803: background-color: $data_table_dark;
1.709 bisitz 4804: padding: 2px;
1.347 albertel 4805: }
1.425 albertel 4806: table.LC_data_table tr.LC_data_table_highlight td {
4807: background-color: $data_table_darker;
4808: }
1.639 raeburn 4809: table.LC_data_table tr td.LC_leftcol_header {
4810: background-color: $data_table_head;
4811: font-weight: bold;
4812: }
1.451 albertel 4813: table.LC_data_table tr.LC_empty_row td,
1.507 raeburn 4814: table.LC_nested tr.LC_empty_row td {
1.347 albertel 4815: background-color: #FFFFFF;
1.421 albertel 4816: font-weight: bold;
4817: font-style: italic;
4818: text-align: center;
4819: padding: 8px;
1.347 albertel 4820: }
1.507 raeburn 4821: table.LC_nested tr.LC_empty_row td {
1.465 albertel 4822: padding: 4ex
4823: }
1.507 raeburn 4824: table.LC_nested_outer tr th {
4825: font-weight: bold;
4826: background-color: $data_table_head;
1.701 harmsja 4827: font-size: small;
1.507 raeburn 4828: border-bottom: 1px solid #000000;
4829: }
4830: table.LC_nested_outer tr td.LC_subheader {
4831: background-color: $data_table_head;
4832: font-weight: bold;
4833: font-size: small;
4834: border-bottom: 1px solid #000000;
4835: text-align: right;
1.451 albertel 4836: }
1.507 raeburn 4837: table.LC_nested tr.LC_info_row td {
1.735 bisitz 4838: background-color: #CCCCCC;
1.451 albertel 4839: font-weight: bold;
4840: font-size: small;
1.507 raeburn 4841: text-align: center;
4842: }
1.589 raeburn 4843: table.LC_nested tr.LC_info_row td.LC_left_item,
4844: table.LC_nested_outer tr th.LC_left_item {
1.507 raeburn 4845: text-align: left;
1.451 albertel 4846: }
1.507 raeburn 4847: table.LC_nested td {
1.735 bisitz 4848: background-color: #FFFFFF;
1.451 albertel 4849: font-size: small;
1.507 raeburn 4850: }
4851: table.LC_nested_outer tr th.LC_right_item,
4852: table.LC_nested tr.LC_info_row td.LC_right_item,
4853: table.LC_nested tr.LC_odd_row td.LC_right_item,
4854: table.LC_nested tr td.LC_right_item {
1.451 albertel 4855: text-align: right;
4856: }
4857:
1.507 raeburn 4858: table.LC_nested tr.LC_odd_row td {
1.735 bisitz 4859: background-color: #EEEEEE;
1.451 albertel 4860: }
4861:
1.473 raeburn 4862: table.LC_createuser {
4863: }
4864:
4865: table.LC_createuser tr.LC_section_row td {
1.701 harmsja 4866: font-size: small;
1.473 raeburn 4867: }
4868:
4869: table.LC_createuser tr.LC_info_row td {
1.735 bisitz 4870: background-color: #CCCCCC;
1.473 raeburn 4871: font-weight: bold;
4872: text-align: center;
4873: }
4874:
1.349 albertel 4875: table.LC_calendar {
4876: border: 1px solid #000000;
4877: border-collapse: collapse;
4878: }
4879: table.LC_calendar_pickdate {
4880: font-size: xx-small;
4881: }
4882: table.LC_calendar tr td {
4883: border: 1px solid #000000;
4884: vertical-align: top;
4885: }
4886: table.LC_calendar tr td.LC_calendar_day_empty {
4887: background-color: $data_table_dark;
4888: }
4889: table.LC_calendar tr td.LC_calendar_day_current {
4890: background-color: $data_table_highlight;
4891: }
4892:
4893: table.LC_mail_list tr.LC_mail_new {
4894: background-color: $mail_new;
4895: }
4896: table.LC_mail_list tr.LC_mail_new:hover {
4897: background-color: $mail_new_hover;
4898: }
4899: table.LC_mail_list tr.LC_mail_read {
4900: background-color: $mail_read;
4901: }
4902: table.LC_mail_list tr.LC_mail_read:hover {
4903: background-color: $mail_read_hover;
4904: }
4905: table.LC_mail_list tr.LC_mail_replied {
4906: background-color: $mail_replied;
4907: }
4908: table.LC_mail_list tr.LC_mail_replied:hover {
4909: background-color: $mail_replied_hover;
4910: }
4911: table.LC_mail_list tr.LC_mail_other {
4912: background-color: $mail_other;
4913: }
4914: table.LC_mail_list tr.LC_mail_other:hover {
4915: background-color: $mail_other_hover;
4916: }
1.494 raeburn 4917: table.LC_mail_list tr.LC_mail_even {
4918: }
4919: table.LC_mail_list tr.LC_mail_odd {
4920: }
4921:
1.696 bisitz 4922: table.LC_data_table tr > td.LC_browser_file,
4923: table.LC_data_table tr > td.LC_browser_file_published {
1.389 albertel 4924: background: #CCFF88;
4925: }
1.696 bisitz 4926: table.LC_data_table tr > td.LC_browser_file_locked,
4927: table.LC_data_table tr > td.LC_browser_file_unpublished {
1.389 albertel 4928: background: #FFAA99;
1.387 albertel 4929: }
1.696 bisitz 4930: table.LC_data_table tr > td.LC_browser_file_obsolete {
1.389 albertel 4931: background: #AAAAAA;
1.387 albertel 4932: }
1.696 bisitz 4933: table.LC_data_table tr > td.LC_browser_file_modified,
4934: table.LC_data_table tr > td.LC_browser_file_metamodified {
1.389 albertel 4935: background: #FFFF77;
1.387 albertel 4936: }
1.696 bisitz 4937: table.LC_data_table tr.LC_browser_folder > td {
1.389 albertel 4938: background: #CCCCFF;
1.387 albertel 4939: }
1.696 bisitz 4940:
1.707 bisitz 4941: table.LC_data_table tr > td.LC_roles_is {
4942: /* background: #77FF77; */
4943: }
4944: table.LC_data_table tr > td.LC_roles_future {
4945: background: #FFFF77;
4946: }
4947: table.LC_data_table tr > td.LC_roles_will {
4948: background: #FFAA77;
4949: }
4950: table.LC_data_table tr > td.LC_roles_expired {
4951: background: #FF7777;
4952: }
4953: table.LC_data_table tr > td.LC_roles_will_not {
4954: background: #AAFF77;
4955: }
4956: table.LC_data_table tr > td.LC_roles_selected {
4957: background: #11CC55;
4958: }
4959:
1.388 albertel 4960: span.LC_current_location {
1.701 harmsja 4961: font-size:larger;
1.388 albertel 4962: background: $pgbg;
4963: }
1.387 albertel 4964:
1.395 albertel 4965: span.LC_parm_menu_item {
4966: font-size: larger;
4967: font-family: $sans;
4968: }
4969: span.LC_parm_scope_all {
4970: color: red;
4971: }
4972: span.LC_parm_scope_folder {
4973: color: green;
4974: }
4975: span.LC_parm_scope_resource {
4976: color: orange;
4977: }
4978: span.LC_parm_part {
4979: color: blue;
4980: }
4981: span.LC_parm_folder, span.LC_parm_symb {
4982: font-size: x-small;
4983: font-family: $mono;
4984: color: #AAAAAA;
4985: }
4986:
1.396 albertel 4987: td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
4988: td.LC_parm_overview_parm_selectors, td.LC_parm_overview_parm_restrictions {
4989: border: 1px solid black;
4990: border-collapse: collapse;
4991: }
4992: table.LC_parm_overview_restrictions td {
4993: border-width: 1px 4px 1px 4px;
4994: border-style: solid;
4995: border-color: $pgbg;
4996: text-align: center;
4997: }
4998: table.LC_parm_overview_restrictions th {
4999: background: $tabbg;
5000: border-width: 1px 4px 1px 4px;
5001: border-style: solid;
5002: border-color: $pgbg;
5003: }
1.398 albertel 5004: table#LC_helpmenu {
5005: border: 0px;
5006: height: 55px;
5007: border-spacing: 0px;
5008: }
5009:
5010: table#LC_helpmenu fieldset legend {
5011: font-size: larger;
5012: font-weight: bold;
5013: }
1.397 albertel 5014: table#LC_helpmenu_links {
5015: width: 100%;
5016: border: 1px solid black;
5017: background: $pgbg;
5018: padding: 0px;
5019: border-spacing: 1px;
5020: }
5021: table#LC_helpmenu_links tr td {
5022: padding: 1px;
5023: background: $tabbg;
1.399 albertel 5024: text-align: center;
5025: font-weight: bold;
1.397 albertel 5026: }
1.396 albertel 5027:
1.397 albertel 5028: table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
5029: table#LC_helpmenu_links a:active {
5030: text-decoration: none;
5031: color: $font;
5032: }
5033: table#LC_helpmenu_links a:hover {
5034: text-decoration: underline;
5035: color: $vlink;
5036: }
1.396 albertel 5037:
1.417 albertel 5038: .LC_chrt_popup_exists {
5039: border: 1px solid #339933;
5040: margin: -1px;
5041: }
5042: .LC_chrt_popup_up {
5043: border: 1px solid yellow;
5044: margin: -1px;
5045: }
5046: .LC_chrt_popup {
5047: border: 1px solid #8888FF;
5048: background: #CCCCFF;
5049: }
1.421 albertel 5050: table.LC_pick_box {
5051: border-collapse: separate;
5052: background: white;
5053: border: 1px solid black;
5054: border-spacing: 1px;
5055: }
5056: table.LC_pick_box td.LC_pick_box_title {
5057: background: $tabbg;
5058: font-weight: bold;
5059: text-align: right;
1.740 bisitz 5060: vertical-align: top;
1.421 albertel 5061: width: 184px;
5062: padding: 8px;
5063: }
1.645 raeburn 5064: table.LC_pick_box td.LC_selfenroll_pick_box_title {
5065: background: $tabbg;
5066: font-weight: bold;
5067: text-align: right;
5068: width: 350px;
5069: padding: 8px;
5070: }
5071:
1.579 raeburn 5072: table.LC_pick_box td.LC_pick_box_value {
5073: text-align: left;
5074: padding: 8px;
5075: }
5076: table.LC_pick_box td.LC_pick_box_select {
5077: text-align: left;
5078: padding: 8px;
5079: }
1.424 albertel 5080: table.LC_pick_box td.LC_pick_box_separator {
1.421 albertel 5081: padding: 0px;
5082: height: 1px;
5083: background: black;
5084: }
5085: table.LC_pick_box td.LC_pick_box_submit {
5086: text-align: right;
5087: }
1.579 raeburn 5088: table.LC_pick_box td.LC_evenrow_value {
5089: text-align: left;
5090: padding: 8px;
5091: background-color: $data_table_light;
5092: }
5093: table.LC_pick_box td.LC_oddrow_value {
5094: text-align: left;
5095: padding: 8px;
5096: background-color: $data_table_light;
5097: }
5098: table.LC_helpform_receipt {
5099: width: 620px;
5100: border-collapse: separate;
5101: background: white;
5102: border: 1px solid black;
5103: border-spacing: 1px;
5104: }
5105: table.LC_helpform_receipt td.LC_pick_box_title {
5106: background: $tabbg;
5107: font-weight: bold;
5108: text-align: right;
5109: width: 184px;
5110: padding: 8px;
5111: }
5112: table.LC_helpform_receipt td.LC_evenrow_value {
5113: text-align: left;
5114: padding: 8px;
5115: background-color: $data_table_light;
5116: }
5117: table.LC_helpform_receipt td.LC_oddrow_value {
5118: text-align: left;
5119: padding: 8px;
5120: background-color: $data_table_light;
5121: }
5122: table.LC_helpform_receipt td.LC_pick_box_separator {
5123: padding: 0px;
5124: height: 1px;
5125: background: black;
5126: }
5127: span.LC_helpform_receipt_cat {
5128: font-weight: bold;
5129: }
1.424 albertel 5130: table.LC_group_priv_box {
5131: background: white;
5132: border: 1px solid black;
5133: border-spacing: 1px;
5134: }
5135: table.LC_group_priv_box td.LC_pick_box_title {
5136: background: $tabbg;
5137: font-weight: bold;
5138: text-align: right;
5139: width: 184px;
5140: }
5141: table.LC_group_priv_box td.LC_groups_fixed {
5142: background: $data_table_light;
5143: text-align: center;
5144: }
5145: table.LC_group_priv_box td.LC_groups_optional {
5146: background: $data_table_dark;
5147: text-align: center;
5148: }
5149: table.LC_group_priv_box td.LC_groups_functionality {
5150: background: $data_table_darker;
5151: text-align: center;
5152: font-weight: bold;
5153: }
5154: table.LC_group_priv td {
5155: text-align: left;
5156: padding: 0px;
5157: }
5158:
1.421 albertel 5159: table.LC_notify_front_page {
5160: background: white;
5161: border: 1px solid black;
5162: padding: 8px;
5163: }
5164: table.LC_notify_front_page td {
5165: padding: 8px;
5166: }
1.424 albertel 5167: .LC_navbuttons {
5168: margin: 2ex 0ex 2ex 0ex;
5169: }
1.423 albertel 5170: .LC_topic_bar {
5171: font-family: $sans;
5172: font-weight: bold;
5173: width: 100%;
5174: background: $tabbg;
5175: vertical-align: middle;
5176: margin: 2ex 0ex 2ex 0ex;
5177: }
5178: .LC_topic_bar span {
5179: vertical-align: middle;
5180: }
5181: .LC_topic_bar img {
5182: vertical-align: bottom;
5183: }
5184: table.LC_course_group_status {
5185: margin: 20px;
5186: }
5187: table.LC_status_selector td {
5188: vertical-align: top;
5189: text-align: center;
1.424 albertel 5190: padding: 4px;
5191: }
5192: table.LC_descriptive_input td.LC_description {
5193: vertical-align: top;
5194: text-align: right;
5195: font-weight: bold;
1.423 albertel 5196: }
1.599 albertel 5197: div.LC_feedback_link {
1.616 albertel 5198: clear: both;
1.599 albertel 5199: background: white;
5200: width: 100%;
1.489 raeburn 5201: }
5202: span.LC_feedback_link {
1.599 albertel 5203: background: $feedback_link_bg;
5204: font-size: larger;
5205: }
5206: span.LC_message_link {
5207: background: $feedback_link_bg;
5208: font-size: larger;
5209: position: absolute;
5210: right: 1em;
1.489 raeburn 5211: }
1.421 albertel 5212:
1.515 albertel 5213: table.LC_prior_tries {
1.524 albertel 5214: border: 1px solid #000000;
5215: border-collapse: separate;
5216: border-spacing: 1px;
1.515 albertel 5217: }
1.523 albertel 5218:
1.515 albertel 5219: table.LC_prior_tries td {
1.524 albertel 5220: padding: 2px;
1.515 albertel 5221: }
1.523 albertel 5222:
5223: .LC_answer_correct {
5224: background: #AAFFAA;
5225: color: black;
5226: }
5227: .LC_answer_charged_try {
5228: background: #FFAAAA ! important;
5229: color: black;
5230: }
5231: .LC_answer_not_charged_try,
5232: .LC_answer_no_grade,
5233: .LC_answer_late {
5234: background: #FFFFAA;
5235: color: black;
5236: }
5237: .LC_answer_previous {
5238: background: #AAAAFF;
5239: color: black;
5240: }
5241: .LC_answer_no_message {
5242: background: #FFFFFF;
5243: color: black;
5244: }
5245: .LC_answer_unknown {
5246: background: orange;
5247: color: black;
5248: }
5249:
5250:
1.529 albertel 5251: span.LC_prior_numerical,
5252: span.LC_prior_string,
5253: span.LC_prior_custom,
5254: span.LC_prior_reaction,
5255: span.LC_prior_math {
1.523 albertel 5256: font-family: monospace;
5257: white-space: pre;
5258: }
5259:
1.525 albertel 5260: span.LC_prior_string {
5261: font-family: monospace;
5262: white-space: pre;
5263: }
5264:
1.523 albertel 5265: table.LC_prior_option {
5266: width: 100%;
5267: border-collapse: collapse;
5268: }
1.528 albertel 5269: table.LC_prior_rank, table.LC_prior_match {
5270: border-collapse: collapse;
5271: }
5272: table.LC_prior_option tr td,
5273: table.LC_prior_rank tr td,
5274: table.LC_prior_match tr td {
1.524 albertel 5275: border: 1px solid #000000;
1.515 albertel 5276: }
5277:
1.519 raeburn 5278: span.LC_nobreak {
1.544 albertel 5279: white-space: nowrap;
1.519 raeburn 5280: }
5281:
1.576 raeburn 5282: span.LC_cusr_emph {
5283: font-style: italic;
5284: }
5285:
1.633 raeburn 5286: span.LC_cusr_subheading {
5287: font-weight: normal;
5288: font-size: 85%;
5289: }
5290:
1.545 albertel 5291: table.LC_docs_documents {
5292: background: #BBBBBB;
1.547 albertel 5293: border-width: 0px;
1.545 albertel 5294: border-collapse: collapse;
5295: }
5296:
5297: table.LC_docs_documents td.LC_docs_document {
5298: border: 2px solid black;
5299: padding: 4px;
5300: }
5301:
5302: .LC_docs_entry_move {
5303: border: 0px;
5304: border-collapse: collapse;
1.544 albertel 5305: }
5306:
1.545 albertel 5307: .LC_docs_entry_move td {
5308: border: 2px solid #BBBBBB;
5309: background: #DDDDDD;
5310: }
5311:
5312: .LC_docs_editor td.LC_docs_entry_commands {
5313: background: #DDDDDD;
5314: font-size: x-small;
5315: }
1.544 albertel 5316: .LC_docs_copy {
1.545 albertel 5317: color: #000099;
1.544 albertel 5318: }
5319: .LC_docs_cut {
1.545 albertel 5320: color: #550044;
1.544 albertel 5321: }
5322: .LC_docs_rename {
1.545 albertel 5323: color: #009900;
1.544 albertel 5324: }
5325: .LC_docs_remove {
1.545 albertel 5326: color: #990000;
5327: }
5328:
1.547 albertel 5329: .LC_docs_reinit_warn,
5330: .LC_docs_ext_edit {
5331: font-size: x-small;
5332: }
5333:
1.545 albertel 5334: .LC_docs_editor td.LC_docs_entry_title,
5335: .LC_docs_editor td.LC_docs_entry_icon {
5336: background: #FFFFBB;
5337: }
5338: .LC_docs_editor td.LC_docs_entry_parameter {
5339: background: #BBBBFF;
5340: font-size: x-small;
5341: white-space: nowrap;
5342: }
5343:
5344: table.LC_docs_adddocs td,
5345: table.LC_docs_adddocs th {
5346: border: 1px solid #BBBBBB;
5347: padding: 4px;
5348: background: #DDDDDD;
1.543 albertel 5349: }
5350:
1.584 albertel 5351: table.LC_sty_begin {
5352: background: #BBFFBB;
5353: }
5354: table.LC_sty_end {
5355: background: #FFBBBB;
5356: }
5357:
1.589 raeburn 5358: table.LC_double_column {
5359: border-width: 0px;
5360: border-collapse: collapse;
5361: width: 100%;
5362: padding: 2px;
5363: }
5364:
5365: table.LC_double_column tr td.LC_left_col {
1.590 raeburn 5366: top: 2px;
1.589 raeburn 5367: left: 2px;
5368: width: 47%;
5369: vertical-align: top;
5370: }
5371:
5372: table.LC_double_column tr td.LC_right_col {
5373: top: 2px;
5374: right: 2px;
5375: width: 47%;
5376: vertical-align: top;
5377: }
5378:
1.594 raeburn 5379: span.LC_role_level {
5380: font-weight: bold;
5381: }
5382:
1.591 raeburn 5383: div.LC_left_float {
5384: float: left;
5385: padding-right: 5%;
1.597 albertel 5386: padding-bottom: 4px;
1.591 raeburn 5387: }
5388:
5389: div.LC_clear_float_header {
1.597 albertel 5390: padding-bottom: 2px;
1.591 raeburn 5391: }
5392:
5393: div.LC_clear_float_footer {
1.597 albertel 5394: padding-top: 10px;
1.591 raeburn 5395: clear: both;
5396: }
5397:
1.597 albertel 5398:
5399: div.LC_grade_show_user {
5400: margin-top: 20px;
5401: border: 1px solid black;
5402: }
5403: div.LC_grade_user_name {
5404: background: #DDDDEE;
5405: border-bottom: 1px solid black;
1.705 tempelho 5406: font-weight: bold;
5407: font-size: large;
1.597 albertel 5408: }
5409: div.LC_grade_show_user_odd_row div.LC_grade_user_name {
5410: background: #DDEEDD;
5411: }
5412:
5413: div.LC_grade_show_problem,
5414: div.LC_grade_submissions,
5415: div.LC_grade_message_center,
5416: div.LC_grade_info_links,
5417: div.LC_grade_assign {
5418: margin: 5px;
5419: width: 99%;
5420: background: #FFFFFF;
5421: }
5422: div.LC_grade_show_problem_header,
5423: div.LC_grade_submissions_header,
5424: div.LC_grade_message_center_header,
5425: div.LC_grade_assign_header {
1.705 tempelho 5426: font-weight: bold;
5427: font-size: large;
1.597 albertel 5428: }
5429: div.LC_grade_show_problem_problem,
5430: div.LC_grade_submissions_body,
5431: div.LC_grade_message_center_body,
5432: div.LC_grade_assign_body {
5433: border: 1px solid black;
5434: width: 99%;
5435: background: #FFFFFF;
5436: }
1.598 albertel 5437: span.LC_grade_check_note {
1.705 tempelho 5438: font-weight: normal;
5439: font-size: medium;
1.598 albertel 5440: display: inline;
5441: position: absolute;
5442: right: 1em;
5443: }
1.597 albertel 5444:
1.613 albertel 5445: table.LC_scantron_action {
5446: width: 100%;
5447: }
5448: table.LC_scantron_action tr th {
1.698 harmsja 5449: font-weight:bold;
5450: font-style:normal;
1.613 albertel 5451: }
1.698 harmsja 5452: .LC_edit_problem_header,
1.614 albertel 5453: div.LC_edit_problem_footer {
1.705 tempelho 5454: font-weight: normal;
5455: font-size: medium;
1.602 albertel 5456: margin: 2px;
1.600 albertel 5457: }
5458: div.LC_edit_problem_header,
1.602 albertel 5459: div.LC_edit_problem_header div,
1.614 albertel 5460: div.LC_edit_problem_footer,
5461: div.LC_edit_problem_footer div,
1.602 albertel 5462: div.LC_edit_problem_editxml_header,
5463: div.LC_edit_problem_editxml_header div {
1.600 albertel 5464: margin-top: 5px;
5465: }
1.602 albertel 5466: div.LC_edit_problem_header_edit_row {
5467: background: $tabbg;
5468: padding: 3px;
5469: margin-bottom: 5px;
5470: }
1.600 albertel 5471: div.LC_edit_problem_header_title {
1.705 tempelho 5472: font-weight: bold;
5473: font-size: larger;
1.602 albertel 5474: background: $tabbg;
5475: padding: 3px;
5476: }
5477: table.LC_edit_problem_header_title {
1.705 tempelho 5478: font-size: larger;
5479: font-weight: bold;
1.602 albertel 5480: width: 100%;
5481: border-color: $pgbg;
5482: border-style: solid;
5483: border-width: $border;
5484:
1.600 albertel 5485: background: $tabbg;
1.602 albertel 5486: border-collapse: collapse;
5487: padding: 0px
5488: }
5489:
5490: div.LC_edit_problem_discards {
5491: float: left;
5492: padding-bottom: 5px;
5493: }
5494: div.LC_edit_problem_saves {
5495: float: right;
5496: padding-bottom: 5px;
1.600 albertel 5497: }
5498: hr.LC_edit_problem_divide {
1.602 albertel 5499: clear: both;
1.600 albertel 5500: color: $tabbg;
5501: background-color: $tabbg;
5502: height: 3px;
5503: border: 0px;
5504: }
1.679 riegler 5505: img.stift{
1.678 riegler 5506: border-width:0;
1.679 riegler 5507: vertical-align:middle;
1.677 riegler 5508: }
1.680 riegler 5509:
1.681 riegler 5510: table#LC_mainmenu{
5511: margin-top:10px;
5512: width:80%;
5513:
5514: }
5515:
1.680 riegler 5516: table#LC_mainmenu td.LC_mainmenu_col_fieldset{
5517: vertical-align: top;
5518: width: 45%;
5519: }
5520: .LC_mainmenu_fieldset_category {
5521: color: $font;
5522: background: $pgbg;
5523: font-family: $sans;
5524: font-size: small;
5525: font-weight: bold;
5526: }
5527:
1.716 raeburn 5528: div.LC_createcourse {
5529: margin: 10px 10px 10px 10px;
5530: }
5531:
1.693 droeschl 5532: /* ---- Remove when done ----
5533: # The following styles is part of the redesign of LON-CAPA and are
5534: # subject to change during this project.
5535: # Don't rely on their current functionality as they might be
5536: # changed or removed.
5537: # --------------------------*/
5538:
1.698 harmsja 5539: a:hover,
1.721 harmsja 5540: ol.LC_smallMenu a:hover,
5541: ol#LC_MenuBreadcrumbs a:hover,
5542: ol#LC_PathBreadcrumbs a:hover,
5543: ul#LC_TabMainMenuContent a:hover,
5544: .LC_FormSectionClearButton input:hover
5545: ul.LC_TabContent li:hover a{
1.698 harmsja 5546: color:#BF2317;
5547: text-decoration:none;
1.693 droeschl 5548: }
5549:
5550: h1 {
1.721 harmsja 5551: padding:5px 10px 5px 20px;
1.693 droeschl 5552: line-height:130%;
5553: }
1.698 harmsja 5554:
1.693 droeschl 5555: h2,h3,h4,h5,h6
5556: {
1.721 harmsja 5557: margin:5px 0px 5px 0px;
5558: padding:0px;
5559: line-height:130%;
1.693 droeschl 5560: }
1.721 harmsja 5561: .LC_hcell{
1.698 harmsja 5562: padding:3px 15px 3px 15px;
5563: margin:0px;
1.703 harmsja 5564: background-color:$tabbg;
5565: border-bottom:solid 1px $lg_border_color;
1.693 droeschl 5566: }
1.721 harmsja 5567: .LC_noBorder {
1.698 harmsja 5568: border:0px;
5569: }
1.693 droeschl 5570:
1.722 harmsja 5571: .LC_bgLightGrey{
1.741 harmsja 5572: background:URL(/adm/lonIcons/lightGreyBG.png) repeat-x left bottom;
1.722 harmsja 5573: }
1.741 harmsja 5574:
1.693 droeschl 5575:
1.698 harmsja 5576: /* Main Header with discription of Person, Course, etc. */
1.721 harmsja 5577: .LC_HeadRight {
1.693 droeschl 5578: text-align: right;
5579: float: right;
5580: margin: 0px;
5581: padding: 0px;
1.698 harmsja 5582: right:0;
1.693 droeschl 5583: position:absolute;
1.698 harmsja 5584: overflow:hidden;
1.693 droeschl 5585: }
5586:
1.721 harmsja 5587: p, .LC_ContentBox {
1.698 harmsja 5588: padding: 10px;
5589:
5590: }
1.721 harmsja 5591: .LC_FormSectionClearButton input {
1.741 harmsja 5592: background-color:transparent;
1.698 harmsja 5593: border:0px;
5594: cursor:pointer;
5595: text-decoration:underline;
1.693 droeschl 5596: }
5597:
5598:
1.698 harmsja 5599: dl,ul,div,fieldset {
5600: margin: 10px 10px 10px 0px;
1.693 droeschl 5601: overflow:hidden;
5602: }
1.721 harmsja 5603: ol.LC_smallMenu, ol#LC_PathBreadcrumbs {
1.698 harmsja 5604: margin: 0px;
1.693 droeschl 5605: }
5606:
1.721 harmsja 5607: ol.LC_smallMenu li {
1.693 droeschl 5608: display: inline;
5609: padding: 5px 5px 0px 10px;
5610: vertical-align: top;
5611: }
5612:
1.721 harmsja 5613: ol.LC_smallMenu li img {
1.693 droeschl 5614: vertical-align: bottom;
5615: }
5616:
1.721 harmsja 5617: ol.LC_smallMenu a {
1.693 droeschl 5618: font-size: 90%;
5619: color: RGB(80, 80, 80);
5620: text-decoration: none;
5621: }
1.744 ehlerst 5622: ol#LC_TabMainMenueContent, ul.LC_TabContent ,
1.741 harmsja 5623: ul.LC_TabContentBigger {
1.721 harmsja 5624: display:block;
5625: list-style:none;
1.741 harmsja 5626: margin: 0px;
1.693 droeschl 5627: padding: 0px;
5628: }
5629:
1.744 ehlerst 5630: ol#LC_TabMainMenuContent li, ul.LC_TabContent li,
1.741 harmsja 5631: ul.LC_TabContentBigger li{
1.693 droeschl 5632: display: inline;
1.741 harmsja 5633: border-right: solid 1px $lg_border_color;
5634: float:left;
5635: line-height:140%;
5636: white-space:nowrap;
5637: }
5638: ol#LC_TabMainMenuContent li{
1.693 droeschl 5639: vertical-align: bottom;
5640: border-bottom: solid 1px RGB(175, 175, 175);
1.721 harmsja 5641: padding: 5px 10px 5px 10px;
1.741 harmsja 5642: margin-right:5px;
5643: margin-bottom:3px;
1.693 droeschl 5644: font-weight: bold;
1.723 riegler 5645: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5646: }
5647:
1.721 harmsja 5648: ol#LC_TabMainMenuContent li a{
1.693 droeschl 5649: color: RGB(47, 47, 47);
5650: text-decoration: none;
5651: }
1.721 harmsja 5652: ul.LC_TabContent {
1.741 harmsja 5653: min-height:1.6em;
1.721 harmsja 5654: }
5655: ul.LC_TabContent li{
1.741 harmsja 5656: vertical-align:middle;
5657: padding:0px 10px 0px 10px;
1.745 ehlerst 5658: background-color:$tabbg;
5659: border-bottom:solid 1px $lg_border_color;
1.721 harmsja 5660: }
1.744 ehlerst 5661: ul.LC_TabContent li a, ul.LC_TabContent li{
1.721 harmsja 5662: color:rgb(47,47,47);
5663: text-decoration:none;
5664: font-size:95%;
5665: font-weight:bold;
5666: }
1.744 ehlerst 5667: ul.LC_TabContent li:hover, ul.LC_TabContent li.active{
5668: background-color:#FFFFFF;
1.745 ehlerst 5669: border-bottom:solid 1px #FFFFFF;
1.744 ehlerst 5670: }
1.741 harmsja 5671: ul.LC_TabContentBigger li{
5672: vertical-align:bottom;
5673: border-top:solid 1px $lg_border_color;
5674: border-left:solid 1px $lg_border_color;
5675: padding:5px 10px 5px 10px;
5676: margin-left:2px;
5677: background:url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
5678: }
1.744 ehlerst 5679: ul.LC_TabContentBigger li:hover, ul.LC_TabContentBigger li.active{
5680: background:url(/adm/lonIcons/lightGreyBG.png) repeat-x right bottom;
5681: }
1.741 harmsja 5682: ul.LC_TabContentBigger li, ul.LC_TabContentBigger li a{
5683: font-size:110%;
5684: font-weight:bold;
5685: }
5686: #LC_CourseDocuments, #LC_SupplementalCourseDocuments
5687: {
5688: margin:0px;
1.737 tempelho 5689: }
5690:
1.721 harmsja 5691: .LC_hideThis
5692: {
5693: display:none;
5694: visibility:hidden;
1.693 droeschl 5695: }
5696:
1.721 harmsja 5697: ol#LC_MenuBreadcrumbs, ol#LC_PathBreadcrumbs {
1.693 droeschl 5698: border-top: solid 1px RGB(255, 255, 255);
5699: height: 20px;
5700: line-height: 20px;
5701: vertical-align: bottom;
5702: margin: 0px 0px 30px 0px;
5703: padding-left: 10px;
5704: list-style-position: inside;
1.723 riegler 5705: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5706: }
5707:
1.721 harmsja 5708: ol#LC_MenuBreadcrumbs li, ol#LC_PathBreadcrumbs li {
1.741 harmsja 5709: /*
1.723 riegler 5710: background: url(/adm/lonIcons/arrow_white.png) no-repeat left center;
1.741 harmsja 5711: */
1.693 droeschl 5712: display: inline;
5713: padding: 0px 0px 0px 10px;
5714: vertical-align: bottom;
5715: overflow:hidden;
5716: }
5717:
1.721 harmsja 5718: ol#LC_MenuBreadcrumbs li a {
1.693 droeschl 5719: text-decoration: none;
5720: font-size:90%;
5721: }
1.721 harmsja 5722: ol#LC_PathBreadcrumbs li a{
1.698 harmsja 5723: text-decoration:none;
5724: font-size:100%;
5725: font-weight:bold;
1.693 droeschl 5726: }
1.721 harmsja 5727: .LC_ContentBoxSpecial
1.693 droeschl 5728: {
1.701 harmsja 5729: border: solid 1px $lg_border_color;
1.746 neumanie 5730: }
5731: .LC_ContentBoxSpecialContactInfo
5732: {
5733: border: solid 1px $lg_border_color;
5734: max-width:25%;
5735: min-width:25%;
1.698 harmsja 5736: }
1.747 neumanie 5737: .LC_AboutMe_Image
5738: {
5739: float:left;
5740: margin-right:10px;
5741: }
5742: .LC_Clear_AboutMe_Image
5743: {
5744: clear:left;
5745: }
1.721 harmsja 5746: dl.LC_ListStyleClean dt {
1.693 droeschl 5747: padding-right: 5px;
5748: display: table-header-group;
5749: }
5750:
1.721 harmsja 5751: dl.LC_ListStyleClean dd {
1.693 droeschl 5752: display: table-row;
5753: }
5754:
1.721 harmsja 5755: .LC_ListStyleClean,
5756: .LC_ListStyleSimple,
5757: .LC_ListStyleNormal,
5758: .LC_ListStyleNormal_Border,
5759: .LC_ListStyleSpecial
1.693 droeschl 5760: {
5761: /*display:block; */
5762: list-style-position: inside;
5763: list-style-type: none;
5764: overflow: hidden;
5765: padding: 0px;
5766: }
5767:
1.721 harmsja 5768: .LC_ListStyleSimple li,
5769: .LC_ListStyleSimple dd,
5770: .LC_ListStyleNormal li,
5771: .LC_ListStyleNormal dd,
5772: .LC_ListStyleSpecial li,
5773: .LC_ListStyleSpecial dd
1.693 droeschl 5774: {
5775: margin: 0px;
5776: padding: 5px 5px 5px 10px;
5777: clear: both;
5778: }
5779:
1.721 harmsja 5780: .LC_ListStyleClean li,
5781: .LC_ListStyleClean dd {
1.693 droeschl 5782: padding-top: 0px;
5783: padding-bottom: 0px;
5784: }
5785:
1.721 harmsja 5786: .LC_ListStyleSimple dd,
5787: .LC_ListStyleSimple li{
1.698 harmsja 5788: border-bottom: solid 1px $lg_border_color;
1.693 droeschl 5789: }
5790:
1.721 harmsja 5791: .LC_ListStyleSpecial li,
5792: .LC_ListStyleSpecial dd {
1.693 droeschl 5793: list-style-type: none;
5794: background-color: RGB(220, 220, 220);
5795: margin-bottom: 4px;
5796: }
5797:
1.721 harmsja 5798: table.LC_SimpleTable {
1.698 harmsja 5799: margin:5px;
5800: border:solid 1px $lg_border_color;
1.693 droeschl 5801: }
5802:
1.721 harmsja 5803: table.LC_SimpleTable tr {
1.698 harmsja 5804: padding:0px;
5805: border:solid 1px $lg_border_color;
1.693 droeschl 5806: }
1.721 harmsja 5807: table.LC_SimpleTable thead{
1.698 harmsja 5808: background:rgb(220,220,220);
1.693 droeschl 5809: }
5810:
1.721 harmsja 5811: div.LC_columnSection {
1.693 droeschl 5812: display: block;
5813: clear: both;
5814: overflow: hidden;
5815: margin:0px;
5816: }
5817:
1.721 harmsja 5818: div.LC_columnSection>* {
1.693 droeschl 5819: float: left;
5820: margin: 10px 20px 10px 0px;
1.747 neumanie 5821: overflow:hidden;
1.693 droeschl 5822: }
1.721 harmsja 5823:
1.719 ehlerst 5824: .ContentBoxSpecialTemplate
5825: {
1.747 neumanie 5826: border: solid 1px $lg_border_color;
1.719 ehlerst 5827: }
5828: .ContentBoxTemplate {
5829: padding:10px;
5830: }
5831:
1.721 harmsja 5832: div.LC_columnSection > .ContentBoxTemplate,
5833: div.LC_columnSection > .ContentBoxSpecialTemplate
1.719 ehlerst 5834: {
5835: width: 600px;
5836: }
1.753 droeschl 5837:
1.720 ehlerst 5838: .clear{
5839: clear: both;
5840: line-height: 0px;
5841: font-size: 0px;
5842: height: 0px;
5843: }
1.693 droeschl 5844:
1.694 tempelho 5845: .LC_loginpage_container {
5846: text-align:left;
5847: margin : 0 auto;
5848: width:65%;
5849: padding: 10px;
5850: height: auto;
1.712 muellerd 5851: background-color:#FFFFFF;
1.694 tempelho 5852: border:1px solid #CCCCCC;
5853: }
5854:
5855:
5856: .LC_loginpage_loginContainer {
5857: float:left;
1.712 muellerd 5858: width: 182px;
5859: border:1px solid #CCCCCC;
5860: background-color:$loginbg;
1.694 tempelho 5861: }
5862:
1.717 tempelho 5863: .LC_loginpage_loginContainer h2{
1.712 muellerd 5864: margin-top:0;
5865: display:block;
5866: background:$bgcol;
5867: color:$textcol;
5868: padding-left:5px;
5869: }
1.694 tempelho 5870: .LC_loginpage_loginInfo {
5871: margin-left:20px;
5872: float:left;
5873: width:30%;
5874: border:1px solid #CCCCCC;
5875: padding:10px;
5876: }
5877:
1.712 muellerd 5878: .LC_loginpage_loginDomain {
5879: margin-right:20px;
5880: width:20%;
5881: float:left;
5882: padding:10px;
5883: }
5884:
1.694 tempelho 5885: .LC_loginpage_space {
1.754 ! droeschl 5886: clear: both;
! 5887: margin-bottom: 20px;
1.694 tempelho 5888: border-bottom: 1px solid #CCCCCC;
5889: }
5890:
1.748 schulted 5891: table em{
1.754 ! droeschl 5892: font-weight: bold;
! 5893: font-style: normal;
1.748 schulted 5894: }
5895:
1.753 droeschl 5896: table#LC_tableOfContent{
5897: border-collapse: collapse;
1.754 ! droeschl 5898: border-spacing: 0;
! 5899: padding: 3px;
! 5900: border: 0;
! 5901: background-color: #FFFFFF;
! 5902: font-size: 90%;
1.753 droeschl 5903: }
5904: table#LC_tableOfContent a {
5905: text-decoration: none;
5906: }
5907:
5908: table#LC_tableOfContent tr.LC_trOdd{
1.754 ! droeschl 5909: background-color: #EEEEEE;
1.753 droeschl 5910: }
5911:
5912: table#LC_tableOfContent img{
5913: border: none;
5914: height: 1.3em;
5915: vertical-align: text-bottom;
5916: margin-right: 0.3em;
5917: }
1.343 albertel 5918: END
5919: }
5920:
1.306 albertel 5921: =pod
5922:
5923: =item * &headtag()
5924:
5925: Returns a uniform footer for LON-CAPA web pages.
5926:
1.307 albertel 5927: Inputs: $title - optional title for the head
5928: $head_extra - optional extra HTML to put inside the <head>
1.315 albertel 5929: $args - optional arguments
1.319 albertel 5930: force_register - if is true call registerurl so the remote is
5931: informed
1.415 albertel 5932: redirect -> array ref of
5933: 1- seconds before redirect occurs
5934: 2- url to redirect to
5935: 3- whether the side effect should occur
1.315 albertel 5936: (side effect of setting
5937: $env{'internal.head.redirect'} to the url
5938: redirected too)
1.352 albertel 5939: domain -> force to color decorate a page for a specific
5940: domain
5941: function -> force usage of a specific rolish color scheme
5942: bgcolor -> override the default page bgcolor
1.460 albertel 5943: no_auto_mt_title
5944: -> prevent &mt()ing the title arg
1.464 albertel 5945:
1.306 albertel 5946: =cut
5947:
5948: sub headtag {
1.313 albertel 5949: my ($title,$head_extra,$args) = @_;
1.306 albertel 5950:
1.363 albertel 5951: my $function = $args->{'function'} || &get_users_function();
5952: my $domain = $args->{'domain'} || &determinedomain();
5953: my $bgcolor = $args->{'bgcolor'} || &designparm($function.'.pgbg',$domain);
1.418 albertel 5954: my $url = join(':',$env{'user.name'},$env{'user.domain'},
1.458 albertel 5955: $Apache::lonnet::perlvar{'lonVersion'},
1.531 albertel 5956: #time(),
1.418 albertel 5957: $env{'environment.color.timestamp'},
1.363 albertel 5958: $function,$domain,$bgcolor);
5959:
1.369 www 5960: $url = '/adm/css/'.&escape($url).'.css';
1.363 albertel 5961:
1.308 albertel 5962: my $result =
5963: '<head>'.
1.461 albertel 5964: &font_settings();
1.319 albertel 5965:
1.461 albertel 5966: if (!$args->{'frameset'}) {
5967: $result .= &Apache::lonhtmlcommon::htmlareaheaders();
5968: }
1.319 albertel 5969: if ($args->{'force_register'}) {
5970: $result .= &Apache::lonmenu::registerurl(1);
5971: }
1.436 albertel 5972: if (!$args->{'no_nav_bar'}
5973: && !$args->{'only_body'}
5974: && !$args->{'frameset'}) {
5975: $result .= &help_menu_js();
5976: }
1.319 albertel 5977:
1.314 albertel 5978: if (ref($args->{'redirect'})) {
1.414 albertel 5979: my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
1.315 albertel 5980: $url = &Apache::lonenc::check_encrypt($url);
1.414 albertel 5981: if (!$inhibit_continue) {
5982: $env{'internal.head.redirect'} = $url;
5983: }
1.313 albertel 5984: $result.=<<ADDMETA
5985: <meta http-equiv="pragma" content="no-cache" />
1.344 albertel 5986: <meta http-equiv="Refresh" content="$time; url=$url" />
1.313 albertel 5987: ADDMETA
5988: }
1.306 albertel 5989: if (!defined($title)) {
5990: $title = 'The LearningOnline Network with CAPA';
5991: }
1.460 albertel 5992: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
5993: $result .= '<title> LON-CAPA '.$title.'</title>'
1.414 albertel 5994: .'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
5995: .$head_extra;
1.306 albertel 5996: return $result;
5997: }
5998:
5999: =pod
6000:
1.340 albertel 6001: =item * &font_settings()
6002:
6003: Returns neccessary <meta> to set the proper encoding
6004:
6005: Inputs: none
6006:
6007: =cut
6008:
6009: sub font_settings {
6010: my $headerstring='';
1.647 www 6011: if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
1.340 albertel 6012: $headerstring.=
6013: '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
6014: }
6015: return $headerstring;
6016: }
6017:
1.341 albertel 6018: =pod
6019:
6020: =item * &xml_begin()
6021:
6022: Returns the needed doctype and <html>
6023:
6024: Inputs: none
6025:
6026: =cut
6027:
6028: sub xml_begin {
6029: my $output='';
6030:
1.592 albertel 6031: if ($env{'internal.start_page'}==1) {
6032: &Apache::lonhtmlcommon::init_htmlareafields();
6033: }
1.342 albertel 6034:
1.341 albertel 6035: if ($env{'browser.mathml'}) {
6036: $output='<?xml version="1.0"?>'
6037: #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
6038: # .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
6039:
6040: # .'<!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">] >'
6041: .'<!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">'
6042: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
6043: .'xmlns="http://www.w3.org/1999/xhtml">';
6044: } else {
6045: $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
6046: }
6047: return $output;
6048: }
1.340 albertel 6049:
6050: =pod
6051:
1.306 albertel 6052: =item * &endheadtag()
6053:
6054: Returns a uniform </head> for LON-CAPA web pages.
6055:
6056: Inputs: none
6057:
6058: =cut
6059:
6060: sub endheadtag {
6061: return '</head>';
6062: }
6063:
6064: =pod
6065:
6066: =item * &head()
6067:
6068: Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
6069:
1.648 raeburn 6070: Inputs:
6071:
6072: =over 4
6073:
6074: $title - optional title for the page
6075:
6076: $head_extra - optional extra HTML to put inside the <head>
6077:
6078: =back
1.405 albertel 6079:
1.306 albertel 6080: =cut
6081:
6082: sub head {
1.325 albertel 6083: my ($title,$head_extra,$args) = @_;
6084: return &headtag($title,$head_extra,$args).&endheadtag();
1.306 albertel 6085: }
6086:
6087: =pod
6088:
6089: =item * &start_page()
6090:
6091: Returns a complete <html> .. <body> section for LON-CAPA web pages.
6092:
1.648 raeburn 6093: Inputs:
6094:
6095: =over 4
6096:
6097: $title - optional title for the page
6098:
6099: $head_extra - optional extra HTML to incude inside the <head>
6100:
6101: $args - additional optional args supported are:
6102:
6103: =over 8
6104:
6105: only_body -> is true will set &bodytag() onlybodytag
1.317 albertel 6106: arg on
1.648 raeburn 6107: no_nav_bar -> is true will set &bodytag() notopbar arg on
6108: add_entries -> additional attributes to add to the <body>
6109: domain -> force to color decorate a page for a
1.317 albertel 6110: specific domain
1.648 raeburn 6111: function -> force usage of a specific rolish color
1.317 albertel 6112: scheme
1.648 raeburn 6113: redirect -> see &headtag()
6114: bgcolor -> override the default page bg color
6115: js_ready -> return a string ready for being used in
1.317 albertel 6116: a javascript writeln
1.648 raeburn 6117: html_encode -> return a string ready for being used in
1.320 albertel 6118: a html attribute
1.648 raeburn 6119: force_register -> if is true will turn on the &bodytag()
1.317 albertel 6120: $forcereg arg
1.648 raeburn 6121: body_title -> alternate text to use instead of $title
1.326 albertel 6122: in the title box that appears, this text
6123: is not auto translated like the $title is
1.648 raeburn 6124: frameset -> if true will start with a <frameset>
1.330 albertel 6125: rather than <body>
1.648 raeburn 6126: no_title -> if true the title bar won't be shown
6127: skip_phases -> hash ref of
1.338 albertel 6128: head -> skip the <html><head> generation
6129: body -> skip all <body> generation
1.648 raeburn 6130: no_inline_link -> if true and in remote mode, don't show the
1.361 albertel 6131: 'Switch To Inline Menu' link
1.648 raeburn 6132: no_auto_mt_title -> prevent &mt()ing the title arg
6133: inherit_jsmath -> when creating popup window in a page,
6134: should it have jsmath forced on by the
6135: current page
1.361 albertel 6136:
1.648 raeburn 6137: =back
1.460 albertel 6138:
1.648 raeburn 6139: =back
1.562 albertel 6140:
1.306 albertel 6141: =cut
6142:
6143: sub start_page {
1.309 albertel 6144: my ($title,$head_extra,$args) = @_;
1.318 albertel 6145: #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
1.313 albertel 6146: my %head_args;
1.352 albertel 6147: foreach my $arg ('redirect','force_register','domain','function',
1.460 albertel 6148: 'bgcolor','frameset','no_nav_bar','only_body',
6149: 'no_auto_mt_title') {
1.319 albertel 6150: if (defined($args->{$arg})) {
1.324 raeburn 6151: $head_args{$arg} = $args->{$arg};
1.319 albertel 6152: }
1.313 albertel 6153: }
1.319 albertel 6154:
1.315 albertel 6155: $env{'internal.start_page'}++;
1.338 albertel 6156: my $result;
6157: if (! exists($args->{'skip_phases'}{'head'}) ) {
6158: $result.=
1.341 albertel 6159: &xml_begin().
1.338 albertel 6160: &headtag($title,$head_extra,\%head_args).&endheadtag();
6161: }
6162:
6163: if (! exists($args->{'skip_phases'}{'body'}) ) {
6164: if ($args->{'frameset'}) {
6165: my $attr_string = &make_attr_string($args->{'force_register'},
6166: $args->{'add_entries'});
6167: $result .= "\n<frameset $attr_string>\n";
6168: } else {
6169: $result .=
6170: &bodytag($title,
6171: $args->{'function'}, $args->{'add_entries'},
6172: $args->{'only_body'}, $args->{'domain'},
6173: $args->{'force_register'}, $args->{'body_title'},
6174: $args->{'no_nav_bar'}, $args->{'bgcolor'},
1.460 albertel 6175: $args->{'no_title'}, $args->{'no_inline_link'},
6176: $args);
1.338 albertel 6177: }
1.330 albertel 6178: }
1.338 albertel 6179:
1.315 albertel 6180: if ($args->{'js_ready'}) {
1.713 kaisler 6181: $result = &js_ready($result);
1.315 albertel 6182: }
1.320 albertel 6183: if ($args->{'html_encode'}) {
1.713 kaisler 6184: $result = &html_encode($result);
6185: }
6186:
1.718 raeburn 6187: if (exists($args->{'bread_crumbs'})) {
6188: &Apache::lonhtmlcommon::clear_breadcrumbs();
6189: if (ref($args->{'bread_crumbs'}) eq 'ARRAY') {
6190: foreach my $crumb (@{$args->{'bread_crumbs'}}){
6191: &Apache::lonhtmlcommon::add_breadcrumb($crumb);
6192: }
6193: }
6194: $result .= &Apache::lonhtmlcommon::breadcrumbs();
1.320 albertel 6195: }
1.713 kaisler 6196:
1.315 albertel 6197: return $result;
1.306 albertel 6198: }
6199:
1.330 albertel 6200:
1.306 albertel 6201: =pod
6202:
6203: =item * &head()
6204:
6205: Returns a complete </body></html> section for LON-CAPA web pages.
6206:
1.315 albertel 6207: Inputs: $args - additional optional args supported are:
6208: js_ready -> return a string ready for being used in
6209: a javascript writeln
1.320 albertel 6210: html_encode -> return a string ready for being used in
6211: a html attribute
1.330 albertel 6212: frameset -> if true will start with a <frameset>
6213: rather than <body>
1.493 albertel 6214: dicsussion -> if true will get discussion from
6215: lonxml::xmlend
6216: (you can pass the target and parser arguments
6217: through optional 'target' and 'parser' args
6218: to this routine)
1.306 albertel 6219:
6220: =cut
6221:
6222: sub end_page {
1.315 albertel 6223: my ($args) = @_;
6224: $env{'internal.end_page'}++;
1.330 albertel 6225: my $result;
1.335 albertel 6226: if ($args->{'discussion'}) {
6227: my ($target,$parser);
6228: if (ref($args->{'discussion'})) {
6229: ($target,$parser) =($args->{'discussion'}{'target'},
6230: $args->{'discussion'}{'parser'});
6231: }
6232: $result .= &Apache::lonxml::xmlend($target,$parser);
6233: }
6234:
1.330 albertel 6235: if ($args->{'frameset'}) {
6236: $result .= '</frameset>';
6237: } else {
1.635 raeburn 6238: $result .= &endbodytag($args);
1.330 albertel 6239: }
6240: $result .= "\n</html>";
6241:
1.315 albertel 6242: if ($args->{'js_ready'}) {
1.317 albertel 6243: $result = &js_ready($result);
1.315 albertel 6244: }
1.335 albertel 6245:
1.320 albertel 6246: if ($args->{'html_encode'}) {
6247: $result = &html_encode($result);
6248: }
1.335 albertel 6249:
1.315 albertel 6250: return $result;
6251: }
6252:
1.320 albertel 6253: sub html_encode {
6254: my ($result) = @_;
6255:
1.322 albertel 6256: $result = &HTML::Entities::encode($result,'<>&"');
1.320 albertel 6257:
6258: return $result;
6259: }
1.317 albertel 6260: sub js_ready {
6261: my ($result) = @_;
6262:
1.323 albertel 6263: $result =~ s/[\n\r]/ /xmsg;
6264: $result =~ s/\\/\\\\/xmsg;
6265: $result =~ s/'/\\'/xmsg;
1.372 albertel 6266: $result =~ s{</}{<\\/}xmsg;
1.317 albertel 6267:
6268: return $result;
6269: }
6270:
1.315 albertel 6271: sub validate_page {
6272: if ( exists($env{'internal.start_page'})
1.316 albertel 6273: && $env{'internal.start_page'} > 1) {
6274: &Apache::lonnet::logthis('start_page called multiple times '.
1.318 albertel 6275: $env{'internal.start_page'}.' '.
1.316 albertel 6276: $ENV{'request.filename'});
1.315 albertel 6277: }
6278: if ( exists($env{'internal.end_page'})
1.316 albertel 6279: && $env{'internal.end_page'} > 1) {
6280: &Apache::lonnet::logthis('end_page called multiple times '.
1.318 albertel 6281: $env{'internal.end_page'}.' '.
1.316 albertel 6282: $env{'request.filename'});
1.315 albertel 6283: }
6284: if ( exists($env{'internal.start_page'})
6285: && ! exists($env{'internal.end_page'})) {
1.316 albertel 6286: &Apache::lonnet::logthis('start_page called without end_page '.
6287: $env{'request.filename'});
1.315 albertel 6288: }
6289: if ( ! exists($env{'internal.start_page'})
6290: && exists($env{'internal.end_page'})) {
1.316 albertel 6291: &Apache::lonnet::logthis('end_page called without start_page'.
6292: $env{'request.filename'});
1.315 albertel 6293: }
1.306 albertel 6294: }
1.315 albertel 6295:
1.318 albertel 6296: sub simple_error_page {
6297: my ($r,$title,$msg) = @_;
6298: my $page =
6299: &Apache::loncommon::start_page($title).
6300: &mt($msg).
6301: &Apache::loncommon::end_page();
6302: if (ref($r)) {
6303: $r->print($page);
1.327 albertel 6304: return;
1.318 albertel 6305: }
6306: return $page;
6307: }
1.347 albertel 6308:
6309: {
1.610 albertel 6310: my @row_count;
1.347 albertel 6311: sub start_data_table {
1.422 albertel 6312: my ($add_class) = @_;
6313: my $css_class = (join(' ','LC_data_table',$add_class));
1.610 albertel 6314: unshift(@row_count,0);
1.422 albertel 6315: return '<table class="'.$css_class.'">'."\n";
1.347 albertel 6316: }
6317:
6318: sub end_data_table {
1.610 albertel 6319: shift(@row_count);
1.389 albertel 6320: return '</table>'."\n";;
1.347 albertel 6321: }
6322:
6323: sub start_data_table_row {
1.422 albertel 6324: my ($add_class) = @_;
1.610 albertel 6325: $row_count[0]++;
6326: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.428 albertel 6327: $css_class = (join(' ',$css_class,$add_class));
1.422 albertel 6328: return '<tr class="'.$css_class.'">'."\n";;
1.347 albertel 6329: }
1.471 banghart 6330:
6331: sub continue_data_table_row {
6332: my ($add_class) = @_;
1.610 albertel 6333: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.471 banghart 6334: $css_class = (join(' ',$css_class,$add_class));
6335: return '<tr class="'.$css_class.'">'."\n";;
6336: }
1.347 albertel 6337:
6338: sub end_data_table_row {
1.389 albertel 6339: return '</tr>'."\n";;
1.347 albertel 6340: }
1.367 www 6341:
1.421 albertel 6342: sub start_data_table_empty_row {
1.707 bisitz 6343: # $row_count[0]++;
1.421 albertel 6344: return '<tr class="LC_empty_row" >'."\n";;
6345: }
6346:
6347: sub end_data_table_empty_row {
6348: return '</tr>'."\n";;
6349: }
6350:
1.367 www 6351: sub start_data_table_header_row {
1.389 albertel 6352: return '<tr class="LC_header_row">'."\n";;
1.367 www 6353: }
6354:
6355: sub end_data_table_header_row {
1.389 albertel 6356: return '</tr>'."\n";;
1.367 www 6357: }
1.347 albertel 6358: }
6359:
1.548 albertel 6360: =pod
6361:
6362: =item * &inhibit_menu_check($arg)
6363:
6364: Checks for a inhibitmenu state and generates output to preserve it
6365:
6366: Inputs: $arg - can be any of
6367: - undef - in which case the return value is a string
6368: to add into arguments list of a uri
6369: - 'input' - in which case the return value is a HTML
6370: <form> <input> field of type hidden to
6371: preserve the value
6372: - a url - in which case the return value is the url with
6373: the neccesary cgi args added to preserve the
6374: inhibitmenu state
6375: - a ref to a url - no return value, but the string is
6376: updated to include the neccessary cgi
6377: args to preserve the inhibitmenu state
6378:
6379: =cut
6380:
6381: sub inhibit_menu_check {
6382: my ($arg) = @_;
6383: &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
6384: if ($arg eq 'input') {
6385: if ($env{'form.inhibitmenu'}) {
6386: return '<input type="hidden" name="inhibitmenu" value="'.$env{'form.inhibitmenu'}.'" />';
6387: } else {
6388: return
6389: }
6390: }
6391: if ($env{'form.inhibitmenu'}) {
6392: if (ref($arg)) {
6393: $$arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6394: } elsif ($arg eq '') {
6395: $arg .= 'inhibitmenu='.$env{'form.inhibitmenu'};
6396: } else {
6397: $arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6398: }
6399: }
6400: if (!ref($arg)) {
6401: return $arg;
6402: }
6403: }
6404:
1.251 albertel 6405: ###############################################
1.182 matthew 6406:
6407: =pod
6408:
1.549 albertel 6409: =back
6410:
6411: =head1 User Information Routines
6412:
6413: =over 4
6414:
1.405 albertel 6415: =item * &get_users_function()
1.182 matthew 6416:
6417: Used by &bodytag to determine the current users primary role.
6418: Returns either 'student','coordinator','admin', or 'author'.
6419:
6420: =cut
6421:
6422: ###############################################
6423: sub get_users_function {
6424: my $function = 'student';
1.258 albertel 6425: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.182 matthew 6426: $function='coordinator';
6427: }
1.258 albertel 6428: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.182 matthew 6429: $function='admin';
6430: }
1.258 albertel 6431: if (($env{'request.role'}=~/^(au|ca)/) ||
1.182 matthew 6432: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
6433: $function='author';
6434: }
6435: return $function;
1.54 www 6436: }
1.99 www 6437:
6438: ###############################################
6439:
1.233 raeburn 6440: =pod
6441:
1.542 raeburn 6442: =item * &check_user_status()
1.274 raeburn 6443:
6444: Determines current status of supplied role for a
6445: specific user. Roles can be active, previous or future.
6446:
6447: Inputs:
6448: user's domain, user's username, course's domain,
1.375 raeburn 6449: course's number, optional section ID.
1.274 raeburn 6450:
6451: Outputs:
6452: role status: active, previous or future.
6453:
6454: =cut
6455:
6456: sub check_user_status {
1.412 raeburn 6457: my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
1.274 raeburn 6458: my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
6459: my @uroles = keys %userinfo;
6460: my $srchstr;
6461: my $active_chk = 'none';
1.412 raeburn 6462: my $now = time;
1.274 raeburn 6463: if (@uroles > 0) {
1.412 raeburn 6464: if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
1.274 raeburn 6465: $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
6466: } else {
1.412 raeburn 6467: $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
6468: }
6469: if (grep/^\Q$srchstr\E$/,@uroles) {
1.274 raeburn 6470: my $role_end = 0;
6471: my $role_start = 0;
6472: $active_chk = 'active';
1.412 raeburn 6473: if ($userinfo{$srchstr} =~ m/^\Q$role\E_(\d+)/) {
6474: $role_end = $1;
6475: if ($userinfo{$srchstr} =~ m/^\Q$role\E_\Q$role_end\E_(\d+)$/) {
6476: $role_start = $1;
1.274 raeburn 6477: }
6478: }
6479: if ($role_start > 0) {
1.412 raeburn 6480: if ($now < $role_start) {
1.274 raeburn 6481: $active_chk = 'future';
6482: }
6483: }
6484: if ($role_end > 0) {
1.412 raeburn 6485: if ($now > $role_end) {
1.274 raeburn 6486: $active_chk = 'previous';
6487: }
6488: }
6489: }
6490: }
6491: return $active_chk;
6492: }
6493:
6494: ###############################################
6495:
6496: =pod
6497:
1.405 albertel 6498: =item * &get_sections()
1.233 raeburn 6499:
6500: Determines all the sections for a course including
6501: sections with students and sections containing other roles.
1.419 raeburn 6502: Incoming parameters:
6503:
6504: 1. domain
6505: 2. course number
6506: 3. reference to array containing roles for which sections should
6507: be gathered (optional).
6508: 4. reference to array containing status types for which sections
6509: should be gathered (optional).
6510:
6511: If the third argument is undefined, sections are gathered for any role.
6512: If the fourth argument is undefined, sections are gathered for any status.
6513: Permissible values are 'active' or 'future' or 'previous'.
1.233 raeburn 6514:
1.374 raeburn 6515: Returns section hash (keys are section IDs, values are
6516: number of users in each section), subject to the
1.419 raeburn 6517: optional roles filter, optional status filter
1.233 raeburn 6518:
6519: =cut
6520:
6521: ###############################################
6522: sub get_sections {
1.419 raeburn 6523: my ($cdom,$cnum,$possible_roles,$possible_status) = @_;
1.366 albertel 6524: if (!defined($cdom) || !defined($cnum)) {
6525: my $cid = $env{'request.course.id'};
6526:
6527: return if (!defined($cid));
6528:
6529: $cdom = $env{'course.'.$cid.'.domain'};
6530: $cnum = $env{'course.'.$cid.'.num'};
6531: }
6532:
6533: my %sectioncount;
1.419 raeburn 6534: my $now = time;
1.240 albertel 6535:
1.366 albertel 6536: if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
1.276 albertel 6537: my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.240 albertel 6538: my $sec_index = &Apache::loncoursedata::CL_SECTION();
6539: my $status_index = &Apache::loncoursedata::CL_STATUS();
1.419 raeburn 6540: my $start_index = &Apache::loncoursedata::CL_START();
6541: my $end_index = &Apache::loncoursedata::CL_END();
6542: my $status;
1.366 albertel 6543: while (my ($student,$data) = each(%$classlist)) {
1.419 raeburn 6544: my ($section,$stu_status,$start,$end) = ($data->[$sec_index],
6545: $data->[$status_index],
6546: $data->[$start_index],
6547: $data->[$end_index]);
6548: if ($stu_status eq 'Active') {
6549: $status = 'active';
6550: } elsif ($end < $now) {
6551: $status = 'previous';
6552: } elsif ($start > $now) {
6553: $status = 'future';
6554: }
6555: if ($section ne '-1' && $section !~ /^\s*$/) {
6556: if ((!defined($possible_status)) || (($status ne '') &&
6557: (grep/^\Q$status\E$/,@{$possible_status}))) {
6558: $sectioncount{$section}++;
6559: }
1.240 albertel 6560: }
6561: }
6562: }
6563: my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6564: foreach my $user (sort(keys(%courseroles))) {
6565: if ($user !~ /^(\w{2})/) { next; }
6566: my ($role) = ($user =~ /^(\w{2})/);
6567: if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
1.419 raeburn 6568: my ($section,$status);
1.240 albertel 6569: if ($role eq 'cr' &&
6570: $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
6571: $section=$1;
6572: }
6573: if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
6574: if (!defined($section) || $section eq '-1') { next; }
1.419 raeburn 6575: my ($end,$start) = ($courseroles{$user} =~ /^([^:]*):([^:]*)$/);
6576: if ($end == -1 && $start == -1) {
6577: next; #deleted role
6578: }
6579: if (!defined($possible_status)) {
6580: $sectioncount{$section}++;
6581: } else {
6582: if ((!$end || $end >= $now) && (!$start || $start <= $now)) {
6583: $status = 'active';
6584: } elsif ($end < $now) {
6585: $status = 'future';
6586: } elsif ($start > $now) {
6587: $status = 'previous';
6588: }
6589: if (($status ne '') && (grep/^\Q$status\E$/,@{$possible_status})) {
6590: $sectioncount{$section}++;
6591: }
6592: }
1.233 raeburn 6593: }
1.366 albertel 6594: return %sectioncount;
1.233 raeburn 6595: }
6596:
1.274 raeburn 6597: ###############################################
1.294 raeburn 6598:
6599: =pod
1.405 albertel 6600:
6601: =item * &get_course_users()
6602:
1.275 raeburn 6603: Retrieves usernames:domains for users in the specified course
6604: with specific role(s), and access status.
6605:
6606: Incoming parameters:
1.277 albertel 6607: 1. course domain
6608: 2. course number
6609: 3. access status: users must have - either active,
1.275 raeburn 6610: previous, future, or all.
1.277 albertel 6611: 4. reference to array of permissible roles
1.288 raeburn 6612: 5. reference to array of section restrictions (optional)
6613: 6. reference to results object (hash of hashes).
6614: 7. reference to optional userdata hash
1.609 raeburn 6615: 8. reference to optional statushash
1.630 raeburn 6616: 9. flag if privileged users (except those set to unhide in
6617: course settings) should be excluded
1.609 raeburn 6618: Keys of top level results hash are roles.
1.275 raeburn 6619: Keys of inner hashes are username:domain, with
6620: values set to access type.
1.288 raeburn 6621: Optional userdata hash returns an array with arguments in the
6622: same order as loncoursedata::get_classlist() for student data.
6623:
1.609 raeburn 6624: Optional statushash returns
6625:
1.288 raeburn 6626: Entries for end, start, section and status are blank because
6627: of the possibility of multiple values for non-student roles.
6628:
1.275 raeburn 6629: =cut
1.405 albertel 6630:
1.275 raeburn 6631: ###############################################
1.405 albertel 6632:
1.275 raeburn 6633: sub get_course_users {
1.630 raeburn 6634: my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata,$statushash,$hidepriv) = @_;
1.288 raeburn 6635: my %idx = ();
1.419 raeburn 6636: my %seclists;
1.288 raeburn 6637:
6638: $idx{udom} = &Apache::loncoursedata::CL_SDOM();
6639: $idx{uname} = &Apache::loncoursedata::CL_SNAME();
6640: $idx{end} = &Apache::loncoursedata::CL_END();
6641: $idx{start} = &Apache::loncoursedata::CL_START();
6642: $idx{id} = &Apache::loncoursedata::CL_ID();
6643: $idx{section} = &Apache::loncoursedata::CL_SECTION();
6644: $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
6645: $idx{status} = &Apache::loncoursedata::CL_STATUS();
6646:
1.290 albertel 6647: if (grep(/^st$/,@{$roles})) {
1.276 albertel 6648: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist($cdom,$cnum);
1.278 raeburn 6649: my $now = time;
1.277 albertel 6650: foreach my $student (keys(%{$classlist})) {
1.288 raeburn 6651: my $match = 0;
1.412 raeburn 6652: my $secmatch = 0;
1.419 raeburn 6653: my $section = $$classlist{$student}[$idx{section}];
1.609 raeburn 6654: my $status = $$classlist{$student}[$idx{status}];
1.419 raeburn 6655: if ($section eq '') {
6656: $section = 'none';
6657: }
1.291 albertel 6658: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6659: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6660: $secmatch = 1;
6661: } elsif ($$classlist{$student}[$idx{section}] eq '') {
1.420 albertel 6662: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6663: $secmatch = 1;
6664: }
6665: } else {
1.419 raeburn 6666: if (grep(/^\Q$section\E$/,@{$sections})) {
1.412 raeburn 6667: $secmatch = 1;
6668: }
1.290 albertel 6669: }
1.412 raeburn 6670: if (!$secmatch) {
6671: next;
6672: }
1.419 raeburn 6673: }
1.275 raeburn 6674: if (defined($$types{'active'})) {
1.288 raeburn 6675: if ($$classlist{$student}[$idx{status}] eq 'Active') {
1.275 raeburn 6676: push(@{$$users{st}{$student}},'active');
1.288 raeburn 6677: $match = 1;
1.275 raeburn 6678: }
6679: }
6680: if (defined($$types{'previous'})) {
1.609 raeburn 6681: if ($$classlist{$student}[$idx{status}] eq 'Expired') {
1.275 raeburn 6682: push(@{$$users{st}{$student}},'previous');
1.288 raeburn 6683: $match = 1;
1.275 raeburn 6684: }
6685: }
6686: if (defined($$types{'future'})) {
1.609 raeburn 6687: if ($$classlist{$student}[$idx{status}] eq 'Future') {
1.275 raeburn 6688: push(@{$$users{st}{$student}},'future');
1.288 raeburn 6689: $match = 1;
1.275 raeburn 6690: }
6691: }
1.609 raeburn 6692: if ($match) {
6693: push(@{$seclists{$student}},$section);
6694: if (ref($userdata) eq 'HASH') {
6695: $$userdata{$student} = $$classlist{$student};
6696: }
6697: if (ref($statushash) eq 'HASH') {
6698: $statushash->{$student}{'st'}{$section} = $status;
6699: }
1.288 raeburn 6700: }
1.275 raeburn 6701: }
6702: }
1.412 raeburn 6703: if ((@{$roles} > 1) || ((@{$roles} == 1) && ($$roles[0] ne "st"))) {
1.439 raeburn 6704: my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6705: my $now = time;
1.609 raeburn 6706: my %displaystatus = ( previous => 'Expired',
6707: active => 'Active',
6708: future => 'Future',
6709: );
1.630 raeburn 6710: my %nothide;
6711: if ($hidepriv) {
6712: my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
6713: foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
6714: if ($user !~ /:/) {
6715: $nothide{join(':',split(/[\@]/,$user))}=1;
6716: } else {
6717: $nothide{$user} = 1;
6718: }
6719: }
6720: }
1.439 raeburn 6721: foreach my $person (sort(keys(%coursepersonnel))) {
1.288 raeburn 6722: my $match = 0;
1.412 raeburn 6723: my $secmatch = 0;
1.439 raeburn 6724: my $status;
1.412 raeburn 6725: my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
1.275 raeburn 6726: $user =~ s/:$//;
1.439 raeburn 6727: my ($end,$start) = split(/:/,$coursepersonnel{$person});
6728: if ($end == -1 || $start == -1) {
6729: next;
6730: }
6731: if (($role) && ((grep(/^\Q$role\E$/,@{$roles})) ||
6732: (grep(/^cr$/,@{$roles}) && $role =~ /^cr\//))) {
1.412 raeburn 6733: my ($uname,$udom) = split(/:/,$user);
6734: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6735: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6736: $secmatch = 1;
6737: } elsif ($usec eq '') {
1.420 albertel 6738: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6739: $secmatch = 1;
6740: }
6741: } else {
6742: if (grep(/^\Q$usec\E$/,@{$sections})) {
6743: $secmatch = 1;
6744: }
6745: }
6746: if (!$secmatch) {
6747: next;
6748: }
1.288 raeburn 6749: }
1.419 raeburn 6750: if ($usec eq '') {
6751: $usec = 'none';
6752: }
1.275 raeburn 6753: if ($uname ne '' && $udom ne '') {
1.630 raeburn 6754: if ($hidepriv) {
6755: if ((&Apache::lonnet::privileged($uname,$udom)) &&
6756: (!$nothide{$uname.':'.$udom})) {
6757: next;
6758: }
6759: }
1.503 raeburn 6760: if ($end > 0 && $end < $now) {
1.439 raeburn 6761: $status = 'previous';
6762: } elsif ($start > $now) {
6763: $status = 'future';
6764: } else {
6765: $status = 'active';
6766: }
1.277 albertel 6767: foreach my $type (keys(%{$types})) {
1.275 raeburn 6768: if ($status eq $type) {
1.420 albertel 6769: if (!grep(/^\Q$type\E$/,@{$$users{$role}{$user}})) {
1.419 raeburn 6770: push(@{$$users{$role}{$user}},$type);
6771: }
1.288 raeburn 6772: $match = 1;
6773: }
6774: }
1.419 raeburn 6775: if (($match) && (ref($userdata) eq 'HASH')) {
6776: if (!exists($$userdata{$uname.':'.$udom})) {
6777: &get_user_info($udom,$uname,\%idx,$userdata);
6778: }
1.420 albertel 6779: if (!grep(/^\Q$usec\E$/,@{$seclists{$uname.':'.$udom}})) {
1.419 raeburn 6780: push(@{$seclists{$uname.':'.$udom}},$usec);
6781: }
1.609 raeburn 6782: if (ref($statushash) eq 'HASH') {
6783: $statushash->{$uname.':'.$udom}{$role}{$usec} = $displaystatus{$status};
6784: }
1.275 raeburn 6785: }
6786: }
6787: }
6788: }
1.290 albertel 6789: if (grep(/^ow$/,@{$roles})) {
1.279 raeburn 6790: if ((defined($cdom)) && (defined($cnum))) {
6791: my %csettings = &Apache::lonnet::get('environment',['internal.courseowner'],$cdom,$cnum);
6792: if ( defined($csettings{'internal.courseowner'}) ) {
6793: my $owner = $csettings{'internal.courseowner'};
1.609 raeburn 6794: next if ($owner eq '');
6795: my ($ownername,$ownerdom);
6796: if ($owner =~ /^([^:]+):([^:]+)$/) {
6797: $ownername = $1;
6798: $ownerdom = $2;
6799: } else {
6800: $ownername = $owner;
6801: $ownerdom = $cdom;
6802: $owner = $ownername.':'.$ownerdom;
1.439 raeburn 6803: }
6804: @{$$users{'ow'}{$owner}} = 'any';
1.290 albertel 6805: if (defined($userdata) &&
1.609 raeburn 6806: !exists($$userdata{$owner})) {
6807: &get_user_info($ownerdom,$ownername,\%idx,$userdata);
6808: if (!grep(/^none$/,@{$seclists{$owner}})) {
6809: push(@{$seclists{$owner}},'none');
6810: }
6811: if (ref($statushash) eq 'HASH') {
6812: $statushash->{$owner}{'ow'}{'none'} = 'Any';
1.419 raeburn 6813: }
1.290 albertel 6814: }
1.279 raeburn 6815: }
6816: }
6817: }
1.419 raeburn 6818: foreach my $user (keys(%seclists)) {
6819: @{$seclists{$user}} = (sort {$a <=> $b} @{$seclists{$user}});
6820: $$userdata{$user}[$idx{section}] = join(',',@{$seclists{$user}});
6821: }
1.275 raeburn 6822: }
6823: return;
6824: }
6825:
1.288 raeburn 6826: sub get_user_info {
6827: my ($udom,$uname,$idx,$userdata) = @_;
1.289 albertel 6828: $$userdata{$uname.':'.$udom}[$$idx{fullname}] =
6829: &plainname($uname,$udom,'lastname');
1.291 albertel 6830: $$userdata{$uname.':'.$udom}[$$idx{uname}] = $uname;
1.297 raeburn 6831: $$userdata{$uname.':'.$udom}[$$idx{udom}] = $udom;
1.609 raeburn 6832: my %idhash = &Apache::lonnet::idrget($udom,($uname));
6833: $$userdata{$uname.':'.$udom}[$$idx{id}] = $idhash{$uname};
1.288 raeburn 6834: return;
6835: }
1.275 raeburn 6836:
1.472 raeburn 6837: ###############################################
6838:
6839: =pod
6840:
6841: =item * &get_user_quota()
6842:
6843: Retrieves quota assigned for storage of portfolio files for a user
6844:
6845: Incoming parameters:
6846: 1. user's username
6847: 2. user's domain
6848:
6849: Returns:
1.536 raeburn 6850: 1. Disk quota (in Mb) assigned to student.
6851: 2. (Optional) Type of setting: custom or default
6852: (individually assigned or default for user's
6853: institutional status).
6854: 3. (Optional) - User's institutional status (e.g., faculty, staff
6855: or student - types as defined in localenroll::inst_usertypes
6856: for user's domain, which determines default quota for user.
6857: 4. (Optional) - Default quota which would apply to the user.
1.472 raeburn 6858:
6859: If a value has been stored in the user's environment,
1.536 raeburn 6860: it will return that, otherwise it returns the maximal default
6861: defined for the user's instituional status(es) in the domain.
1.472 raeburn 6862:
6863: =cut
6864:
6865: ###############################################
6866:
6867:
6868: sub get_user_quota {
6869: my ($uname,$udom) = @_;
1.536 raeburn 6870: my ($quota,$quotatype,$settingstatus,$defquota);
1.472 raeburn 6871: if (!defined($udom)) {
6872: $udom = $env{'user.domain'};
6873: }
6874: if (!defined($uname)) {
6875: $uname = $env{'user.name'};
6876: }
6877: if (($udom eq '' || $uname eq '') ||
6878: ($udom eq 'public') && ($uname eq 'public')) {
6879: $quota = 0;
1.536 raeburn 6880: $quotatype = 'default';
6881: $defquota = 0;
1.472 raeburn 6882: } else {
1.536 raeburn 6883: my $inststatus;
1.472 raeburn 6884: if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
6885: $quota = $env{'environment.portfolioquota'};
1.536 raeburn 6886: $inststatus = $env{'environment.inststatus'};
1.472 raeburn 6887: } else {
1.536 raeburn 6888: my %userenv =
6889: &Apache::lonnet::get('environment',['portfolioquota',
6890: 'inststatus'],$udom,$uname);
1.472 raeburn 6891: my ($tmp) = keys(%userenv);
6892: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
6893: $quota = $userenv{'portfolioquota'};
1.536 raeburn 6894: $inststatus = $userenv{'inststatus'};
1.472 raeburn 6895: } else {
6896: undef(%userenv);
6897: }
6898: }
1.536 raeburn 6899: ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
1.472 raeburn 6900: if ($quota eq '') {
1.536 raeburn 6901: $quota = $defquota;
6902: $quotatype = 'default';
6903: } else {
6904: $quotatype = 'custom';
1.472 raeburn 6905: }
6906: }
1.536 raeburn 6907: if (wantarray) {
6908: return ($quota,$quotatype,$settingstatus,$defquota);
6909: } else {
6910: return $quota;
6911: }
1.472 raeburn 6912: }
6913:
6914: ###############################################
6915:
6916: =pod
6917:
6918: =item * &default_quota()
6919:
1.536 raeburn 6920: Retrieves default quota assigned for storage of user portfolio files,
6921: given an (optional) user's institutional status.
1.472 raeburn 6922:
6923: Incoming parameters:
6924: 1. domain
1.536 raeburn 6925: 2. (Optional) institutional status(es). This is a : separated list of
6926: status types (e.g., faculty, staff, student etc.)
6927: which apply to the user for whom the default is being retrieved.
6928: If the institutional status string in undefined, the domain
6929: default quota will be returned.
1.472 raeburn 6930:
6931: Returns:
6932: 1. Default disk quota (in Mb) for user portfolios in the domain.
1.536 raeburn 6933: 2. (Optional) institutional type which determined the value of the
6934: default quota.
1.472 raeburn 6935:
6936: If a value has been stored in the domain's configuration db,
6937: it will return that, otherwise it returns 20 (for backwards
6938: compatibility with domains which have not set up a configuration
6939: db file; the original statically defined portfolio quota was 20 Mb).
6940:
1.536 raeburn 6941: If the user's status includes multiple types (e.g., staff and student),
6942: the largest default quota which applies to the user determines the
6943: default quota returned.
6944:
1.472 raeburn 6945: =cut
6946:
6947: ###############################################
6948:
6949:
6950: sub default_quota {
1.536 raeburn 6951: my ($udom,$inststatus) = @_;
6952: my ($defquota,$settingstatus);
6953: my %quotahash = &Apache::lonnet::get_dom('configuration',
1.622 raeburn 6954: ['quotas'],$udom);
6955: if (ref($quotahash{'quotas'}) eq 'HASH') {
1.536 raeburn 6956: if ($inststatus ne '') {
6957: my @statuses = split(/:/,$inststatus);
6958: foreach my $item (@statuses) {
1.711 raeburn 6959: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6960: if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
6961: if ($defquota eq '') {
6962: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6963: $settingstatus = $item;
6964: } elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
6965: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6966: $settingstatus = $item;
6967: }
6968: }
6969: } else {
6970: if ($quotahash{'quotas'}{$item} ne '') {
6971: if ($defquota eq '') {
6972: $defquota = $quotahash{'quotas'}{$item};
6973: $settingstatus = $item;
6974: } elsif ($quotahash{'quotas'}{$item} > $defquota) {
6975: $defquota = $quotahash{'quotas'}{$item};
6976: $settingstatus = $item;
6977: }
1.536 raeburn 6978: }
6979: }
6980: }
6981: }
6982: if ($defquota eq '') {
1.711 raeburn 6983: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6984: $defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
6985: } else {
6986: $defquota = $quotahash{'quotas'}{'default'};
6987: }
1.536 raeburn 6988: $settingstatus = 'default';
6989: }
6990: } else {
6991: $settingstatus = 'default';
6992: $defquota = 20;
6993: }
6994: if (wantarray) {
6995: return ($defquota,$settingstatus);
1.472 raeburn 6996: } else {
1.536 raeburn 6997: return $defquota;
1.472 raeburn 6998: }
6999: }
7000:
1.384 raeburn 7001: sub get_secgrprole_info {
7002: my ($cdom,$cnum,$needroles,$type) = @_;
7003: my %sections_count = &get_sections($cdom,$cnum);
7004: my @sections = (sort {$a <=> $b} keys(%sections_count));
7005: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
7006: my @groups = sort(keys(%curr_groups));
7007: my $allroles = [];
7008: my $rolehash;
7009: my $accesshash = {
7010: active => 'Currently has access',
7011: future => 'Will have future access',
7012: previous => 'Previously had access',
7013: };
7014: if ($needroles) {
7015: $rolehash = {'all' => 'all'};
1.385 albertel 7016: my %user_roles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
7017: if (&Apache::lonnet::error(%user_roles)) {
7018: undef(%user_roles);
7019: }
7020: foreach my $item (keys(%user_roles)) {
1.384 raeburn 7021: my ($role)=split(/\:/,$item,2);
7022: if ($role eq 'cr') { next; }
7023: if ($role =~ /^cr/) {
7024: $$rolehash{$role} = (split('/',$role))[3];
7025: } else {
7026: $$rolehash{$role} = &Apache::lonnet::plaintext($role,$type);
7027: }
7028: }
7029: foreach my $key (sort(keys(%{$rolehash}))) {
7030: push(@{$allroles},$key);
7031: }
7032: push (@{$allroles},'st');
7033: $$rolehash{'st'} = &Apache::lonnet::plaintext('st',$type);
7034: }
7035: return (\@sections,\@groups,$allroles,$rolehash,$accesshash);
7036: }
7037:
1.555 raeburn 7038: sub user_picker {
1.627 raeburn 7039: my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
1.555 raeburn 7040: my $currdom = $dom;
7041: my %curr_selected = (
7042: srchin => 'dom',
1.580 raeburn 7043: srchby => 'lastname',
1.555 raeburn 7044: );
7045: my $srchterm;
1.625 raeburn 7046: if ((ref($srch) eq 'HASH') && ($env{'form.origform'} ne 'crtusername')) {
1.555 raeburn 7047: if ($srch->{'srchby'} ne '') {
7048: $curr_selected{'srchby'} = $srch->{'srchby'};
7049: }
7050: if ($srch->{'srchin'} ne '') {
7051: $curr_selected{'srchin'} = $srch->{'srchin'};
7052: }
7053: if ($srch->{'srchtype'} ne '') {
7054: $curr_selected{'srchtype'} = $srch->{'srchtype'};
7055: }
7056: if ($srch->{'srchdomain'} ne '') {
7057: $currdom = $srch->{'srchdomain'};
7058: }
7059: $srchterm = $srch->{'srchterm'};
7060: }
7061: my %lt=&Apache::lonlocal::texthash(
1.573 raeburn 7062: 'usr' => 'Search criteria',
1.563 raeburn 7063: 'doma' => 'Domain/institution to search',
1.558 albertel 7064: 'uname' => 'username',
7065: 'lastname' => 'last name',
1.555 raeburn 7066: 'lastfirst' => 'last name, first name',
1.558 albertel 7067: 'crs' => 'in this course',
1.576 raeburn 7068: 'dom' => 'in selected LON-CAPA domain',
1.558 albertel 7069: 'alc' => 'all LON-CAPA',
1.573 raeburn 7070: 'instd' => 'in institutional directory for selected domain',
1.558 albertel 7071: 'exact' => 'is',
7072: 'contains' => 'contains',
1.569 raeburn 7073: 'begins' => 'begins with',
1.571 raeburn 7074: 'youm' => "You must include some text to search for.",
7075: 'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
7076: 'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
7077: 'yomc' => "You must choose a domain when using an institutional directory search.",
7078: 'ymcd' => "You must choose a domain when using a domain search.",
7079: 'whus' => "When using searching by last,first you must include a comma as separator between last name and first name.",
7080: 'whse' => "When searching by last,first you must include at least one character in the first name.",
7081: 'thfo' => "The following need to be corrected before the search can be run:",
1.555 raeburn 7082: );
1.563 raeburn 7083: my $domform = &select_dom_form($currdom,'srchdomain',1,1);
7084: my $srchinsel = ' <select name="srchin">';
1.555 raeburn 7085:
7086: my @srchins = ('crs','dom','alc','instd');
7087:
7088: foreach my $option (@srchins) {
7089: # FIXME 'alc' option unavailable until
7090: # loncreateuser::print_user_query_page()
7091: # has been completed.
7092: next if ($option eq 'alc');
7093: next if ($option eq 'crs' && !$env{'request.course.id'});
1.563 raeburn 7094: if ($curr_selected{'srchin'} eq $option) {
7095: $srchinsel .= '
7096: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7097: } else {
7098: $srchinsel .= '
7099: <option value="'.$option.'">'.$lt{$option}.'</option>';
7100: }
1.555 raeburn 7101: }
1.563 raeburn 7102: $srchinsel .= "\n </select>\n";
1.555 raeburn 7103:
7104: my $srchbysel = ' <select name="srchby">';
1.580 raeburn 7105: foreach my $option ('lastname','lastfirst','uname') {
1.555 raeburn 7106: if ($curr_selected{'srchby'} eq $option) {
7107: $srchbysel .= '
7108: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7109: } else {
7110: $srchbysel .= '
7111: <option value="'.$option.'">'.$lt{$option}.'</option>';
7112: }
7113: }
7114: $srchbysel .= "\n </select>\n";
7115:
7116: my $srchtypesel = ' <select name="srchtype">';
1.580 raeburn 7117: foreach my $option ('begins','contains','exact') {
1.555 raeburn 7118: if ($curr_selected{'srchtype'} eq $option) {
7119: $srchtypesel .= '
7120: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7121: } else {
7122: $srchtypesel .= '
7123: <option value="'.$option.'">'.$lt{$option}.'</option>';
7124: }
7125: }
7126: $srchtypesel .= "\n </select>\n";
7127:
1.558 albertel 7128: my ($newuserscript,$new_user_create);
1.556 raeburn 7129:
7130: if ($forcenewuser) {
1.576 raeburn 7131: if (ref($srch) eq 'HASH') {
7132: if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
1.627 raeburn 7133: if ($cancreate) {
7134: $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>';
7135: } else {
7136: my $helplink = ' href="javascript:helpMenu('."'display'".')"';
7137: my %usertypetext = (
7138: official => 'institutional',
7139: unofficial => 'non-institutional',
7140: );
7141: $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 />';
7142: }
1.576 raeburn 7143: }
7144: }
7145:
1.556 raeburn 7146: $newuserscript = <<"ENDSCRIPT";
7147:
1.570 raeburn 7148: function setSearch(createnew,callingForm) {
1.556 raeburn 7149: if (createnew == 1) {
1.570 raeburn 7150: for (var i=0; i<callingForm.srchby.length; i++) {
7151: if (callingForm.srchby.options[i].value == 'uname') {
7152: callingForm.srchby.selectedIndex = i;
1.556 raeburn 7153: }
7154: }
1.570 raeburn 7155: for (var i=0; i<callingForm.srchin.length; i++) {
7156: if ( callingForm.srchin.options[i].value == 'dom') {
7157: callingForm.srchin.selectedIndex = i;
1.556 raeburn 7158: }
7159: }
1.570 raeburn 7160: for (var i=0; i<callingForm.srchtype.length; i++) {
7161: if (callingForm.srchtype.options[i].value == 'exact') {
7162: callingForm.srchtype.selectedIndex = i;
1.556 raeburn 7163: }
7164: }
1.570 raeburn 7165: for (var i=0; i<callingForm.srchdomain.length; i++) {
7166: if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
7167: callingForm.srchdomain.selectedIndex = i;
1.556 raeburn 7168: }
7169: }
7170: }
7171: }
7172: ENDSCRIPT
1.558 albertel 7173:
1.556 raeburn 7174: }
7175:
1.555 raeburn 7176: my $output = <<"END_BLOCK";
1.556 raeburn 7177: <script type="text/javascript">
1.570 raeburn 7178: function validateEntry(callingForm) {
1.558 albertel 7179:
1.556 raeburn 7180: var checkok = 1;
1.558 albertel 7181: var srchin;
1.570 raeburn 7182: for (var i=0; i<callingForm.srchin.length; i++) {
7183: if ( callingForm.srchin[i].checked ) {
7184: srchin = callingForm.srchin[i].value;
1.558 albertel 7185: }
7186: }
7187:
1.570 raeburn 7188: var srchtype = callingForm.srchtype.options[callingForm.srchtype.selectedIndex].value;
7189: var srchby = callingForm.srchby.options[callingForm.srchby.selectedIndex].value;
7190: var srchdomain = callingForm.srchdomain.options[callingForm.srchdomain.selectedIndex].value;
7191: var srchterm = callingForm.srchterm.value;
7192: var srchin = callingForm.srchin.options[callingForm.srchin.selectedIndex].value;
1.556 raeburn 7193: var msg = "";
7194:
7195: if (srchterm == "") {
7196: checkok = 0;
1.571 raeburn 7197: msg += "$lt{'youm'}\\n";
1.556 raeburn 7198: }
7199:
1.569 raeburn 7200: if (srchtype== 'begins') {
7201: if (srchterm.length < 2) {
7202: checkok = 0;
1.571 raeburn 7203: msg += "$lt{'thte'}\\n";
1.569 raeburn 7204: }
7205: }
7206:
1.556 raeburn 7207: if (srchtype== 'contains') {
7208: if (srchterm.length < 3) {
7209: checkok = 0;
1.571 raeburn 7210: msg += "$lt{'thet'}\\n";
1.556 raeburn 7211: }
7212: }
7213: if (srchin == 'instd') {
7214: if (srchdomain == '') {
7215: checkok = 0;
1.571 raeburn 7216: msg += "$lt{'yomc'}\\n";
1.556 raeburn 7217: }
7218: }
7219: if (srchin == 'dom') {
7220: if (srchdomain == '') {
7221: checkok = 0;
1.571 raeburn 7222: msg += "$lt{'ymcd'}\\n";
1.556 raeburn 7223: }
7224: }
7225: if (srchby == 'lastfirst') {
7226: if (srchterm.indexOf(",") == -1) {
7227: checkok = 0;
1.571 raeburn 7228: msg += "$lt{'whus'}\\n";
1.556 raeburn 7229: }
7230: if (srchterm.indexOf(",") == srchterm.length -1) {
7231: checkok = 0;
1.571 raeburn 7232: msg += "$lt{'whse'}\\n";
1.556 raeburn 7233: }
7234: }
7235: if (checkok == 0) {
1.571 raeburn 7236: alert("$lt{'thfo'}\\n"+msg);
1.556 raeburn 7237: return;
7238: }
7239: if (checkok == 1) {
1.570 raeburn 7240: callingForm.submit();
1.556 raeburn 7241: }
7242: }
7243:
7244: $newuserscript
7245:
7246: </script>
1.558 albertel 7247:
7248: $new_user_create
7249:
1.555 raeburn 7250: <table>
1.558 albertel 7251: <tr>
1.573 raeburn 7252: <td>$lt{'doma'}:</td>
7253: <td>$domform</td>
7254: </td>
7255: </tr>
7256: <tr>
7257: <td>$lt{'usr'}:</td>
1.563 raeburn 7258: <td>$srchbysel
7259: $srchtypesel
7260: <input type="text" size="15" name="srchterm" value="$srchterm" />
1.564 albertel 7261: $srchinsel
1.563 raeburn 7262: </td>
7263: </tr>
1.555 raeburn 7264: </table>
7265: <br />
7266: END_BLOCK
1.558 albertel 7267:
1.555 raeburn 7268: return $output;
7269: }
7270:
1.612 raeburn 7271: sub user_rule_check {
1.615 raeburn 7272: my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;
1.612 raeburn 7273: my $response;
7274: if (ref($usershash) eq 'HASH') {
7275: foreach my $user (keys(%{$usershash})) {
7276: my ($uname,$udom) = split(/:/,$user);
7277: next if ($udom eq '' || $uname eq '');
1.615 raeburn 7278: my ($id,$newuser);
1.612 raeburn 7279: if (ref($usershash->{$user}) eq 'HASH') {
1.615 raeburn 7280: $newuser = $usershash->{$user}->{'newuser'};
1.612 raeburn 7281: $id = $usershash->{$user}->{'id'};
7282: }
7283: my $inst_response;
7284: if (ref($checks) eq 'HASH') {
7285: if (defined($checks->{'username'})) {
1.615 raeburn 7286: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7287: &Apache::lonnet::get_instuser($udom,$uname);
7288: } elsif (defined($checks->{'id'})) {
1.615 raeburn 7289: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7290: &Apache::lonnet::get_instuser($udom,undef,$id);
7291: }
1.615 raeburn 7292: } else {
7293: ($inst_response,%{$inst_results->{$user}}) =
7294: &Apache::lonnet::get_instuser($udom,$uname);
7295: return;
1.612 raeburn 7296: }
1.615 raeburn 7297: if (!$got_rules->{$udom}) {
1.612 raeburn 7298: my %domconfig = &Apache::lonnet::get_dom('configuration',
7299: ['usercreation'],$udom);
7300: if (ref($domconfig{'usercreation'}) eq 'HASH') {
1.615 raeburn 7301: foreach my $item ('username','id') {
1.612 raeburn 7302: if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
7303: $$curr_rules{$udom}{$item} =
7304: $domconfig{'usercreation'}{$item.'_rule'};
1.585 raeburn 7305: }
7306: }
7307: }
1.615 raeburn 7308: $got_rules->{$udom} = 1;
1.585 raeburn 7309: }
1.612 raeburn 7310: foreach my $item (keys(%{$checks})) {
7311: if (ref($$curr_rules{$udom}) eq 'HASH') {
7312: if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {
7313: if (@{$$curr_rules{$udom}{$item}} > 0) {
7314: my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,$$curr_rules{$udom}{$item});
7315: foreach my $rule (@{$$curr_rules{$udom}{$item}}) {
7316: if ($rule_check{$rule}) {
7317: $$rulematch{$user}{$item} = $rule;
7318: if ($inst_response eq 'ok') {
1.615 raeburn 7319: if (ref($inst_results) eq 'HASH') {
7320: if (ref($inst_results->{$user}) eq 'HASH') {
7321: if (keys(%{$inst_results->{$user}}) == 0) {
7322: $$alerts{$item}{$udom}{$uname} = 1;
7323: }
1.612 raeburn 7324: }
7325: }
1.615 raeburn 7326: }
7327: last;
1.585 raeburn 7328: }
7329: }
7330: }
7331: }
7332: }
7333: }
7334: }
7335: }
1.612 raeburn 7336: return;
7337: }
7338:
7339: sub user_rule_formats {
7340: my ($domain,$domdesc,$curr_rules,$check) = @_;
7341: my %text = (
7342: 'username' => 'Usernames',
7343: 'id' => 'IDs',
7344: );
7345: my $output;
7346: my ($rules,$ruleorder) = &Apache::lonnet::inst_userrules($domain,$check);
7347: if ((ref($rules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
7348: if (@{$ruleorder} > 0) {
7349: $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>';
7350: foreach my $rule (@{$ruleorder}) {
7351: if (ref($curr_rules) eq 'ARRAY') {
7352: if (grep(/^\Q$rule\E$/,@{$curr_rules})) {
7353: if (ref($rules->{$rule}) eq 'HASH') {
7354: $output .= '<li>'.$rules->{$rule}{'name'}.': '.
7355: $rules->{$rule}{'desc'}.'</li>';
7356: }
7357: }
7358: }
7359: }
7360: $output .= '</ul>';
7361: }
7362: }
7363: return $output;
7364: }
7365:
7366: sub instrule_disallow_msg {
1.615 raeburn 7367: my ($checkitem,$domdesc,$count,$mode) = @_;
1.612 raeburn 7368: my $response;
7369: my %text = (
7370: item => 'username',
7371: items => 'usernames',
7372: match => 'matches',
7373: do => 'does',
7374: action => 'a username',
7375: one => 'one',
7376: );
7377: if ($count > 1) {
7378: $text{'item'} = 'usernames';
7379: $text{'match'} ='match';
7380: $text{'do'} = 'do';
7381: $text{'action'} = 'usernames',
7382: $text{'one'} = 'ones';
7383: }
7384: if ($checkitem eq 'id') {
7385: $text{'items'} = 'IDs';
7386: $text{'item'} = 'ID';
7387: $text{'action'} = 'an ID';
1.615 raeburn 7388: if ($count > 1) {
7389: $text{'item'} = 'IDs';
7390: $text{'action'} = 'IDs';
7391: }
1.612 raeburn 7392: }
1.674 bisitz 7393: $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 7394: if ($mode eq 'upload') {
7395: if ($checkitem eq 'username') {
7396: $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'}.");
7397: } elsif ($checkitem eq 'id') {
1.674 bisitz 7398: $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 7399: }
1.669 raeburn 7400: } elsif ($mode eq 'selfcreate') {
7401: if ($checkitem eq 'id') {
7402: $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.");
7403: }
1.615 raeburn 7404: } else {
7405: if ($checkitem eq 'username') {
7406: $response .= &mt("You must choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
7407: } elsif ($checkitem eq 'id') {
7408: $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.");
7409: }
1.612 raeburn 7410: }
7411: return $response;
1.585 raeburn 7412: }
7413:
1.624 raeburn 7414: sub personal_data_fieldtitles {
7415: my %fieldtitles = &Apache::lonlocal::texthash (
7416: id => 'Student/Employee ID',
7417: permanentemail => 'E-mail address',
7418: lastname => 'Last Name',
7419: firstname => 'First Name',
7420: middlename => 'Middle Name',
7421: generation => 'Generation',
7422: gen => 'Generation',
7423: );
7424: return %fieldtitles;
7425: }
7426:
1.642 raeburn 7427: sub sorted_inst_types {
7428: my ($dom) = @_;
7429: my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
7430: my $othertitle = &mt('All users');
7431: if ($env{'request.course.id'}) {
1.668 raeburn 7432: $othertitle = &mt('Any users');
1.642 raeburn 7433: }
7434: my @types;
7435: if (ref($order) eq 'ARRAY') {
7436: @types = @{$order};
7437: }
7438: if (@types == 0) {
7439: if (ref($usertypes) eq 'HASH') {
7440: @types = sort(keys(%{$usertypes}));
7441: }
7442: }
7443: if (keys(%{$usertypes}) > 0) {
7444: $othertitle = &mt('Other users');
7445: }
7446: return ($othertitle,$usertypes,\@types);
7447: }
7448:
1.645 raeburn 7449: sub get_institutional_codes {
7450: my ($settings,$allcourses,$LC_code) = @_;
7451: # Get complete list of course sections to update
7452: my @currsections = ();
7453: my @currxlists = ();
7454: my $coursecode = $$settings{'internal.coursecode'};
7455:
7456: if ($$settings{'internal.sectionnums'} ne '') {
7457: @currsections = split(/,/,$$settings{'internal.sectionnums'});
7458: }
7459:
7460: if ($$settings{'internal.crosslistings'} ne '') {
7461: @currxlists = split(/,/,$$settings{'internal.crosslistings'});
7462: }
7463:
7464: if (@currxlists > 0) {
7465: foreach (@currxlists) {
7466: if (m/^([^:]+):(\w*)$/) {
7467: unless (grep/^$1$/,@{$allcourses}) {
7468: push @{$allcourses},$1;
7469: $$LC_code{$1} = $2;
7470: }
7471: }
7472: }
7473: }
7474:
7475: if (@currsections > 0) {
7476: foreach (@currsections) {
7477: if (m/^(\w+):(\w*)$/) {
7478: my $sec = $coursecode.$1;
7479: my $lc_sec = $2;
7480: unless (grep/^$sec$/,@{$allcourses}) {
7481: push @{$allcourses},$sec;
7482: $$LC_code{$sec} = $lc_sec;
7483: }
7484: }
7485: }
7486: }
7487: return;
7488: }
7489:
1.112 bowersj2 7490: =pod
7491:
1.549 albertel 7492: =back
7493:
7494: =head1 HTTP Helpers
7495:
7496: =over 4
7497:
1.648 raeburn 7498: =item * &get_unprocessed_cgi($query,$possible_names)
1.112 bowersj2 7499:
1.258 albertel 7500: Modify the %env hash to contain unprocessed CGI form parameters held in
1.112 bowersj2 7501: $query. The parameters listed in $possible_names (an array reference),
1.258 albertel 7502: will be set in $env{'form.name'} if they do not already exist.
1.112 bowersj2 7503:
7504: Typically called with $ENV{'QUERY_STRING'} as the first parameter.
7505: $possible_names is an ref to an array of form element names. As an example:
7506: get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']);
1.258 albertel 7507: will result in $env{'form.uname'} and $env{'form.udom'} being set.
1.112 bowersj2 7508:
7509: =cut
1.1 albertel 7510:
1.6 albertel 7511: sub get_unprocessed_cgi {
1.25 albertel 7512: my ($query,$possible_names)= @_;
1.26 matthew 7513: # $Apache::lonxml::debug=1;
1.356 albertel 7514: foreach my $pair (split(/&/,$query)) {
7515: my ($name, $value) = split(/=/,$pair);
1.369 www 7516: $name = &unescape($name);
1.25 albertel 7517: if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) {
7518: $value =~ tr/+/ /;
7519: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.258 albertel 7520: unless (defined($env{'form.'.$name})) { &add_to_env('form.'.$name,$value) };
1.25 albertel 7521: }
1.16 harris41 7522: }
1.6 albertel 7523: }
7524:
1.112 bowersj2 7525: =pod
7526:
1.648 raeburn 7527: =item * &cacheheader()
1.112 bowersj2 7528:
7529: returns cache-controlling header code
7530:
7531: =cut
7532:
1.7 albertel 7533: sub cacheheader {
1.258 albertel 7534: unless ($env{'request.method'} eq 'GET') { return ''; }
1.216 albertel 7535: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
7536: my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
1.7 albertel 7537: <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
7538: <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
1.216 albertel 7539: return $output;
1.7 albertel 7540: }
7541:
1.112 bowersj2 7542: =pod
7543:
1.648 raeburn 7544: =item * &no_cache($r)
1.112 bowersj2 7545:
7546: specifies header code to not have cache
7547:
7548: =cut
7549:
1.9 albertel 7550: sub no_cache {
1.216 albertel 7551: my ($r) = @_;
7552: if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
1.258 albertel 7553: $env{'request.method'} ne 'GET') { return ''; }
1.216 albertel 7554: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
7555: $r->no_cache(1);
7556: $r->header_out("Expires" => $date);
7557: $r->header_out("Pragma" => "no-cache");
1.123 www 7558: }
7559:
7560: sub content_type {
1.181 albertel 7561: my ($r,$type,$charset) = @_;
1.299 foxr 7562: if ($r) {
7563: # Note that printout.pl calls this with undef for $r.
7564: &no_cache($r);
7565: }
1.258 albertel 7566: if ($env{'browser.mathml'} && $type eq 'text/html') { $type='text/xml'; }
1.181 albertel 7567: unless ($charset) {
7568: $charset=&Apache::lonlocal::current_encoding;
7569: }
7570: if ($charset) { $type.='; charset='.$charset; }
7571: if ($r) {
7572: $r->content_type($type);
7573: } else {
7574: print("Content-type: $type\n\n");
7575: }
1.9 albertel 7576: }
1.25 albertel 7577:
1.112 bowersj2 7578: =pod
7579:
1.648 raeburn 7580: =item * &add_to_env($name,$value)
1.112 bowersj2 7581:
1.258 albertel 7582: adds $name to the %env hash with value
1.112 bowersj2 7583: $value, if $name already exists, the entry is converted to an array
7584: reference and $value is added to the array.
7585:
7586: =cut
7587:
1.25 albertel 7588: sub add_to_env {
7589: my ($name,$value)=@_;
1.258 albertel 7590: if (defined($env{$name})) {
7591: if (ref($env{$name})) {
1.25 albertel 7592: #already have multiple values
1.258 albertel 7593: push(@{ $env{$name} },$value);
1.25 albertel 7594: } else {
7595: #first time seeing multiple values, convert hash entry to an arrayref
1.258 albertel 7596: my $first=$env{$name};
7597: undef($env{$name});
7598: push(@{ $env{$name} },$first,$value);
1.25 albertel 7599: }
7600: } else {
1.258 albertel 7601: $env{$name}=$value;
1.25 albertel 7602: }
1.31 albertel 7603: }
1.149 albertel 7604:
7605: =pod
7606:
1.648 raeburn 7607: =item * &get_env_multiple($name)
1.149 albertel 7608:
1.258 albertel 7609: gets $name from the %env hash, it seemlessly handles the cases where multiple
1.149 albertel 7610: values may be defined and end up as an array ref.
7611:
7612: returns an array of values
7613:
7614: =cut
7615:
7616: sub get_env_multiple {
7617: my ($name) = @_;
7618: my @values;
1.258 albertel 7619: if (defined($env{$name})) {
1.149 albertel 7620: # exists is it an array
1.258 albertel 7621: if (ref($env{$name})) {
7622: @values=@{ $env{$name} };
1.149 albertel 7623: } else {
1.258 albertel 7624: $values[0]=$env{$name};
1.149 albertel 7625: }
7626: }
7627: return(@values);
7628: }
7629:
1.660 raeburn 7630: sub ask_for_embedded_content {
7631: my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
7632: my $upload_output = '
7633: <form name="upload_embedded" action="'.$actionurl.'"
7634: method="post" enctype="multipart/form-data">';
7635: $upload_output .= $state;
1.661 raeburn 7636: $upload_output .= '<b>Upload embedded files</b>:<br />'.&start_data_table();
1.660 raeburn 7637:
7638: my $num = 0;
7639: foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%{$allfiles})) {
7640: $upload_output .= &start_data_table_row().
7641: '<td>'.$embed_file.'</td><td>';
7642: if ($args->{'ignore_remote_references'}
7643: && $embed_file =~ m{^\w+://}) {
7644: $upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
7645: } elsif ($args->{'error_on_invalid_names'}
7646: && $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
7647:
7648: $upload_output.='<span class="LC_warning">'.&mt("Invalid characters").'</span>';
7649:
7650: } else {
7651: $upload_output .='
1.661 raeburn 7652: <input name="embedded_item_'.$num.'" type="file" value="" />
1.660 raeburn 7653: <input name="embedded_orig_'.$num.'" type="hidden" value="'.&escape($embed_file).'" />';
7654: my $attrib = join(':',@{$$allfiles{$embed_file}});
7655: $upload_output .=
7656: "\n\t\t".
7657: '<input name="embedded_attrib_'.$num.'" type="hidden" value="'.
7658: $attrib.'" />';
7659: if (exists($$codebase{$embed_file})) {
7660: $upload_output .=
7661: "\n\t\t".
7662: '<input name="codebase_'.$num.'" type="hidden" value="'.
7663: &escape($$codebase{$embed_file}).'" />';
7664: }
7665: }
7666: $upload_output .= '</td>'.&Apache::loncommon::end_data_table_row();
7667: $num++;
7668: }
7669: $upload_output .= &Apache::loncommon::end_data_table().'<br />
7670: <input type ="hidden" name="number_embedded_items" value="'.$num.'" />
7671: <input type ="submit" value="'.&mt('Upload Listed Files').'" />
7672: '.&mt('(only files for which a location has been provided will be uploaded)').'
7673: </form>';
7674: return $upload_output;
7675: }
7676:
1.661 raeburn 7677: sub upload_embedded {
7678: my ($context,$dirpath,$uname,$udom,$dir_root,$url_root,$group,$disk_quota,
7679: $current_disk_usage) = @_;
7680: my $output;
7681: for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) {
7682: next if (!exists($env{'form.embedded_item_'.$i.'.filename'}));
7683: my $orig_uploaded_filename =
7684: $env{'form.embedded_item_'.$i.'.filename'};
7685:
7686: $env{'form.embedded_orig_'.$i} =
7687: &unescape($env{'form.embedded_orig_'.$i});
7688: my ($path,$fname) =
7689: ($env{'form.embedded_orig_'.$i} =~ m{(.*/)([^/]*)});
7690: # no path, whole string is fname
7691: if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} };
7692:
7693: $path = $env{'form.currentpath'}.$path;
7694: $fname = &Apache::lonnet::clean_filename($fname);
7695: # See if there is anything left
7696: next if ($fname eq '');
7697:
7698: # Check if file already exists as a file or directory.
7699: my ($state,$msg);
7700: if ($context eq 'portfolio') {
7701: my $port_path = $dirpath;
7702: if ($group ne '') {
7703: $port_path = "groups/$group/$port_path";
7704: }
7705: ($state,$msg) = &check_for_upload($path,$fname,$group,'embedded_item_'.$i,
7706: $dir_root,$port_path,$disk_quota,
7707: $current_disk_usage,$uname,$udom);
7708: if ($state eq 'will_exceed_quota'
7709: || $state eq 'file_locked'
7710: || $state eq 'file_exists' ) {
7711: $output .= $msg;
7712: next;
7713: }
7714: } elsif (($context eq 'author') || ($context eq 'testbank')) {
7715: ($state,$msg) = &check_for_existing($path,$fname,'embedded_item_'.$i);
7716: if ($state eq 'exists') {
7717: $output .= $msg;
7718: next;
7719: }
7720: }
7721: # Check if extension is valid
7722: if (($fname =~ /\.(\w+)$/) &&
7723: (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
7724: $output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1);
7725: next;
7726: } elsif (($fname =~ /\.(\w+)$/) &&
7727: (!defined(&Apache::loncommon::fileembstyle($1)))) {
7728: $output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
7729: next;
7730: } elsif ($fname=~/\.(\d+)\.(\w+)$/) {
7731: $output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2);
7732: next;
7733: }
7734:
7735: $env{'form.embedded_item_'.$i.'.filename'}=$fname;
7736: if ($context eq 'portfolio') {
7737: my $result=
7738: &Apache::lonnet::userfileupload('embedded_item_'.$i,'',
7739: $dirpath.$path);
7740: if ($result !~ m|^/uploaded/|) {
7741: $output .= '<span class="LC_error">'
7742: .&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
7743: ,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
7744: .'</span><br />';
7745: next;
7746: } else {
7747: $output .= '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
7748: $path.$fname.'</span>').'</p>';
7749: }
7750: } else {
7751: # Save the file
7752: my $target = $env{'form.embedded_item_'.$i};
7753: my $fullpath = $dir_root.$dirpath.'/'.$path;
7754: my $dest = $fullpath.$fname;
7755: my $url = $url_root.$dirpath.'/'.$path.$fname;
7756: my @parts=split(/\//,$fullpath);
7757: my $count;
7758: my $filepath = $dir_root;
7759: for ($count=4;$count<=$#parts;$count++) {
7760: $filepath .= "/$parts[$count]";
7761: if ((-e $filepath)!=1) {
7762: mkdir($filepath,0770);
7763: }
7764: }
7765: my $fh;
7766: if (!open($fh,'>'.$dest)) {
7767: &Apache::lonnet::logthis('Failed to create '.$dest);
7768: $output .= '<span class="LC_error">'.
7769: &mt('An error occurred while trying to upload [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7770: '</span><br />';
7771: } else {
7772: if (!print $fh $env{'form.embedded_item_'.$i}) {
7773: &Apache::lonnet::logthis('Failed to write to '.$dest);
7774: $output .= '<span class="LC_error">'.
7775: &mt('An error occurred while writing the file [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7776: '</span><br />';
7777: } else {
7778: if ($context eq 'testbank') {
7779: $output .= &mt('Embedded file uploaded successfully:').
7780: ' <a href="'.$url.'">'.
7781: $orig_uploaded_filename.'</a><br />';
7782: } else {
1.705 tempelho 7783: $output .= '<span class=\"LC_fontsize_large\">'.
1.661 raeburn 7784: &mt('View embedded file: [_1]','<a href="'.$url.'">'.
1.705 tempelho 7785: $orig_uploaded_filename.'</a>').'</span><br />';
1.661 raeburn 7786: }
7787: }
7788: close($fh);
7789: }
7790: }
7791: }
7792: return $output;
7793: }
7794:
7795: sub check_for_existing {
7796: my ($path,$fname,$element) = @_;
7797: my ($state,$msg);
7798: if (-d $path.'/'.$fname) {
7799: $state = 'exists';
7800: $msg = &mt('Unable to upload [_1]. A directory by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7801: } elsif (-e $path.'/'.$fname) {
7802: $state = 'exists';
7803: $msg = &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7804: }
7805: if ($state eq 'exists') {
7806: $msg = '<span class="LC_error">'.$msg.'</span><br />';
7807: }
7808: return ($state,$msg);
7809: }
7810:
7811: sub check_for_upload {
7812: my ($path,$fname,$group,$element,$portfolio_root,$port_path,
7813: $disk_quota,$current_disk_usage,$uname,$udom) = @_;
7814: my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
7815: my $getpropath = 1;
7816: my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
7817: $getpropath);
7818: my $found_file = 0;
7819: my $locked_file = 0;
7820: foreach my $line (@dir_list) {
7821: my ($file_name)=split(/\&/,$line,2);
7822: if ($file_name eq $fname){
7823: $file_name = $path.$file_name;
7824: if ($group ne '') {
7825: $file_name = $group.$file_name;
7826: }
7827: $found_file = 1;
7828: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
7829: $locked_file = 1;
7830: }
7831: }
7832: }
7833: if (($current_disk_usage + $filesize) > $disk_quota){
7834: my $msg = '<span class="LC_error">'.
7835: &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
7836: '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
7837: return ('will_exceed_quota',$msg);
7838: } elsif ($found_file) {
7839: if ($locked_file) {
7840: my $msg = '<span class="LC_error">';
7841: $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>');
7842: $msg .= '</span><br />';
7843: $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
7844: return ('file_locked',$msg);
7845: } else {
7846: my $msg = '<span class="LC_error">';
7847: $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'});
7848: $msg .= '</span>';
7849: $msg .= '<br />';
7850: $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
7851: return ('file_exists',$msg);
7852: }
7853: }
7854: }
7855:
1.31 albertel 7856:
1.41 ng 7857: =pod
1.45 matthew 7858:
1.464 albertel 7859: =back
1.41 ng 7860:
1.112 bowersj2 7861: =head1 CSV Upload/Handling functions
1.38 albertel 7862:
1.41 ng 7863: =over 4
7864:
1.648 raeburn 7865: =item * &upfile_store($r)
1.41 ng 7866:
7867: Store uploaded file, $r should be the HTTP Request object,
1.258 albertel 7868: needs $env{'form.upfile'}
1.41 ng 7869: returns $datatoken to be put into hidden field
7870:
7871: =cut
1.31 albertel 7872:
7873: sub upfile_store {
7874: my $r=shift;
1.258 albertel 7875: $env{'form.upfile'}=~s/\r/\n/gs;
7876: $env{'form.upfile'}=~s/\f/\n/gs;
7877: $env{'form.upfile'}=~s/\n+/\n/gs;
7878: $env{'form.upfile'}=~s/\n+$//gs;
1.31 albertel 7879:
1.258 albertel 7880: my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
7881: '_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
1.31 albertel 7882: {
1.158 raeburn 7883: my $datafile = $r->dir_config('lonDaemons').
7884: '/tmp/'.$datatoken.'.tmp';
7885: if ( open(my $fh,">$datafile") ) {
1.258 albertel 7886: print $fh $env{'form.upfile'};
1.158 raeburn 7887: close($fh);
7888: }
1.31 albertel 7889: }
7890: return $datatoken;
7891: }
7892:
1.56 matthew 7893: =pod
7894:
1.648 raeburn 7895: =item * &load_tmp_file($r)
1.41 ng 7896:
7897: Load uploaded file from tmp, $r should be the HTTP Request object,
1.258 albertel 7898: needs $env{'form.datatoken'},
7899: sets $env{'form.upfile'} to the contents of the file
1.41 ng 7900:
7901: =cut
1.31 albertel 7902:
7903: sub load_tmp_file {
7904: my $r=shift;
7905: my @studentdata=();
7906: {
1.158 raeburn 7907: my $studentfile = $r->dir_config('lonDaemons').
1.258 albertel 7908: '/tmp/'.$env{'form.datatoken'}.'.tmp';
1.158 raeburn 7909: if ( open(my $fh,"<$studentfile") ) {
7910: @studentdata=<$fh>;
7911: close($fh);
7912: }
1.31 albertel 7913: }
1.258 albertel 7914: $env{'form.upfile'}=join('',@studentdata);
1.31 albertel 7915: }
7916:
1.56 matthew 7917: =pod
7918:
1.648 raeburn 7919: =item * &upfile_record_sep()
1.41 ng 7920:
7921: Separate uploaded file into records
7922: returns array of records,
1.258 albertel 7923: needs $env{'form.upfile'} and $env{'form.upfiletype'}
1.41 ng 7924:
7925: =cut
1.31 albertel 7926:
7927: sub upfile_record_sep {
1.258 albertel 7928: if ($env{'form.upfiletype'} eq 'xml') {
1.31 albertel 7929: } else {
1.248 albertel 7930: my @records;
1.258 albertel 7931: foreach my $line (split(/\n/,$env{'form.upfile'})) {
1.248 albertel 7932: if ($line=~/^\s*$/) { next; }
7933: push(@records,$line);
7934: }
7935: return @records;
1.31 albertel 7936: }
7937: }
7938:
1.56 matthew 7939: =pod
7940:
1.648 raeburn 7941: =item * &record_sep($record)
1.41 ng 7942:
1.258 albertel 7943: Separate a record into fields $record should be an item from the upfile_record_sep(), needs $env{'form.upfiletype'}
1.41 ng 7944:
7945: =cut
7946:
1.263 www 7947: sub takeleft {
7948: my $index=shift;
7949: return substr('0000'.$index,-4,4);
7950: }
7951:
1.31 albertel 7952: sub record_sep {
7953: my $record=shift;
7954: my %components=();
1.258 albertel 7955: if ($env{'form.upfiletype'} eq 'xml') {
7956: } elsif ($env{'form.upfiletype'} eq 'space') {
1.31 albertel 7957: my $i=0;
1.356 albertel 7958: foreach my $field (split(/\s+/,$record)) {
1.31 albertel 7959: $field=~s/^(\"|\')//;
7960: $field=~s/(\"|\')$//;
1.263 www 7961: $components{&takeleft($i)}=$field;
1.31 albertel 7962: $i++;
7963: }
1.258 albertel 7964: } elsif ($env{'form.upfiletype'} eq 'tab') {
1.31 albertel 7965: my $i=0;
1.356 albertel 7966: foreach my $field (split(/\t/,$record)) {
1.31 albertel 7967: $field=~s/^(\"|\')//;
7968: $field=~s/(\"|\')$//;
1.263 www 7969: $components{&takeleft($i)}=$field;
1.31 albertel 7970: $i++;
7971: }
7972: } else {
1.561 www 7973: my $separator=',';
1.480 banghart 7974: if ($env{'form.upfiletype'} eq 'semisv') {
1.561 www 7975: $separator=';';
1.480 banghart 7976: }
1.31 albertel 7977: my $i=0;
1.561 www 7978: # the character we are looking for to indicate the end of a quote or a record
7979: my $looking_for=$separator;
7980: # do not add the characters to the fields
7981: my $ignore=0;
7982: # we just encountered a separator (or the beginning of the record)
7983: my $just_found_separator=1;
7984: # store the field we are working on here
7985: my $field='';
7986: # work our way through all characters in record
7987: foreach my $character ($record=~/(.)/g) {
7988: if ($character eq $looking_for) {
7989: if ($character ne $separator) {
7990: # Found the end of a quote, again looking for separator
7991: $looking_for=$separator;
7992: $ignore=1;
7993: } else {
7994: # Found a separator, store away what we got
7995: $components{&takeleft($i)}=$field;
7996: $i++;
7997: $just_found_separator=1;
7998: $ignore=0;
7999: $field='';
8000: }
8001: next;
8002: }
8003: # single or double quotation marks after a separator indicate beginning of a quote
8004: # we are now looking for the end of the quote and need to ignore separators
8005: if ((($character eq '"') || ($character eq "'")) && ($just_found_separator)) {
8006: $looking_for=$character;
8007: next;
8008: }
8009: # ignore would be true after we reached the end of a quote
8010: if ($ignore) { next; }
8011: if (($just_found_separator) && ($character=~/\s/)) { next; }
8012: $field.=$character;
8013: $just_found_separator=0;
1.31 albertel 8014: }
1.561 www 8015: # catch the very last entry, since we never encountered the separator
8016: $components{&takeleft($i)}=$field;
1.31 albertel 8017: }
8018: return %components;
8019: }
8020:
1.144 matthew 8021: ######################################################
8022: ######################################################
8023:
1.56 matthew 8024: =pod
8025:
1.648 raeburn 8026: =item * &upfile_select_html()
1.41 ng 8027:
1.144 matthew 8028: Return HTML code to select a file from the users machine and specify
8029: the file type.
1.41 ng 8030:
8031: =cut
8032:
1.144 matthew 8033: ######################################################
8034: ######################################################
1.31 albertel 8035: sub upfile_select_html {
1.144 matthew 8036: my %Types = (
8037: csv => &mt('CSV (comma separated values, spreadsheet)'),
1.480 banghart 8038: semisv => &mt('Semicolon separated values'),
1.144 matthew 8039: space => &mt('Space separated'),
8040: tab => &mt('Tabulator separated'),
8041: # xml => &mt('HTML/XML'),
8042: );
8043: my $Str = '<input type="file" name="upfile" size="50" />'.
1.727 riegler 8044: '<br />'.&mt('Type').': <select name="upfiletype">';
1.144 matthew 8045: foreach my $type (sort(keys(%Types))) {
8046: $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
8047: }
8048: $Str .= "</select>\n";
8049: return $Str;
1.31 albertel 8050: }
8051:
1.301 albertel 8052: sub get_samples {
8053: my ($records,$toget) = @_;
8054: my @samples=({});
8055: my $got=0;
8056: foreach my $rec (@$records) {
8057: my %temp = &record_sep($rec);
8058: if (! grep(/\S/, values(%temp))) { next; }
8059: if (%temp) {
8060: $samples[$got]=\%temp;
8061: $got++;
8062: if ($got == $toget) { last; }
8063: }
8064: }
8065: return \@samples;
8066: }
8067:
1.144 matthew 8068: ######################################################
8069: ######################################################
8070:
1.56 matthew 8071: =pod
8072:
1.648 raeburn 8073: =item * &csv_print_samples($r,$records)
1.41 ng 8074:
8075: Prints a table of sample values from each column uploaded $r is an
8076: Apache Request ref, $records is an arrayref from
8077: &Apache::loncommon::upfile_record_sep
8078:
8079: =cut
8080:
1.144 matthew 8081: ######################################################
8082: ######################################################
1.31 albertel 8083: sub csv_print_samples {
8084: my ($r,$records) = @_;
1.662 bisitz 8085: my $samples = &get_samples($records,5);
1.301 albertel 8086:
1.594 raeburn 8087: $r->print(&mt('Samples').'<br />'.&start_data_table().
8088: &start_data_table_header_row());
1.356 albertel 8089: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8090: $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
1.594 raeburn 8091: $r->print(&end_data_table_header_row());
1.301 albertel 8092: foreach my $hash (@$samples) {
1.594 raeburn 8093: $r->print(&start_data_table_row());
1.356 albertel 8094: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
1.31 albertel 8095: $r->print('<td>');
1.356 albertel 8096: if (defined($$hash{$sample})) { $r->print($$hash{$sample}); }
1.31 albertel 8097: $r->print('</td>');
8098: }
1.594 raeburn 8099: $r->print(&end_data_table_row());
1.31 albertel 8100: }
1.594 raeburn 8101: $r->print(&end_data_table().'<br />'."\n");
1.31 albertel 8102: }
8103:
1.144 matthew 8104: ######################################################
8105: ######################################################
8106:
1.56 matthew 8107: =pod
8108:
1.648 raeburn 8109: =item * &csv_print_select_table($r,$records,$d)
1.41 ng 8110:
8111: Prints a table to create associations between values and table columns.
1.144 matthew 8112:
1.41 ng 8113: $r is an Apache Request ref,
8114: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
1.174 matthew 8115: $d is an array of 2 element arrays (internal name, displayed name,defaultcol)
1.41 ng 8116:
8117: =cut
8118:
1.144 matthew 8119: ######################################################
8120: ######################################################
1.31 albertel 8121: sub csv_print_select_table {
8122: my ($r,$records,$d) = @_;
1.301 albertel 8123: my $i=0;
8124: my $samples = &get_samples($records,1);
1.144 matthew 8125: $r->print(&mt('Associate columns with student attributes.')."\n".
1.594 raeburn 8126: &start_data_table().&start_data_table_header_row().
1.144 matthew 8127: '<th>'.&mt('Attribute').'</th>'.
1.594 raeburn 8128: '<th>'.&mt('Column').'</th>'.
8129: &end_data_table_header_row()."\n");
1.356 albertel 8130: foreach my $array_ref (@$d) {
8131: my ($value,$display,$defaultcol)=@{ $array_ref };
1.729 raeburn 8132: $r->print(&start_data_table_row().'<td>'.$display.'</td>');
1.31 albertel 8133:
8134: $r->print('<td><select name=f'.$i.
1.32 matthew 8135: ' onchange="javascript:flip(this.form,'.$i.');">');
1.31 albertel 8136: $r->print('<option value="none"></option>');
1.356 albertel 8137: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8138: $r->print('<option value="'.$sample.'"'.
8139: ($sample eq $defaultcol ? ' selected="selected" ' : '').
1.662 bisitz 8140: '>'.&mt('Column [_1]',($sample+1)).'</option>');
1.31 albertel 8141: }
1.594 raeburn 8142: $r->print('</select></td>'.&end_data_table_row()."\n");
1.31 albertel 8143: $i++;
8144: }
1.594 raeburn 8145: $r->print(&end_data_table());
1.31 albertel 8146: $i--;
8147: return $i;
8148: }
1.56 matthew 8149:
1.144 matthew 8150: ######################################################
8151: ######################################################
8152:
1.56 matthew 8153: =pod
1.31 albertel 8154:
1.648 raeburn 8155: =item * &csv_samples_select_table($r,$records,$d)
1.41 ng 8156:
8157: Prints a table of sample values from the upload and can make associate samples to internal names.
8158:
8159: $r is an Apache Request ref,
8160: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
8161: $d is an array of 2 element arrays (internal name, displayed name)
8162:
8163: =cut
8164:
1.144 matthew 8165: ######################################################
8166: ######################################################
1.31 albertel 8167: sub csv_samples_select_table {
8168: my ($r,$records,$d) = @_;
8169: my $i=0;
1.144 matthew 8170: #
1.662 bisitz 8171: my $max_samples = 5;
8172: my $samples = &get_samples($records,$max_samples);
1.594 raeburn 8173: $r->print(&start_data_table().
8174: &start_data_table_header_row().'<th>'.
8175: &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
8176: &end_data_table_header_row());
1.301 albertel 8177:
8178: foreach my $key (sort(keys(%{ $samples->[0] }))) {
1.594 raeburn 8179: $r->print(&start_data_table_row().'<td><select name="f'.$i.'"'.
1.32 matthew 8180: ' onchange="javascript:flip(this.form,'.$i.');">');
1.301 albertel 8181: foreach my $option (@$d) {
8182: my ($value,$display,$defaultcol)=@{ $option };
1.174 matthew 8183: $r->print('<option value="'.$value.'"'.
1.253 albertel 8184: ($i eq $defaultcol ? ' selected="selected" ':'').'>'.
1.174 matthew 8185: $display.'</option>');
1.31 albertel 8186: }
8187: $r->print('</select></td><td>');
1.662 bisitz 8188: foreach my $line (0..($max_samples-1)) {
1.301 albertel 8189: if (defined($samples->[$line]{$key})) {
8190: $r->print($samples->[$line]{$key}."<br />\n");
8191: }
8192: }
1.594 raeburn 8193: $r->print('</td>'.&end_data_table_row());
1.31 albertel 8194: $i++;
8195: }
1.594 raeburn 8196: $r->print(&end_data_table());
1.31 albertel 8197: $i--;
8198: return($i);
1.115 matthew 8199: }
8200:
1.144 matthew 8201: ######################################################
8202: ######################################################
8203:
1.115 matthew 8204: =pod
8205:
1.648 raeburn 8206: =item * &clean_excel_name($name)
1.115 matthew 8207:
8208: Returns a replacement for $name which does not contain any illegal characters.
8209:
8210: =cut
8211:
1.144 matthew 8212: ######################################################
8213: ######################################################
1.115 matthew 8214: sub clean_excel_name {
8215: my ($name) = @_;
8216: $name =~ s/[:\*\?\/\\]//g;
8217: if (length($name) > 31) {
8218: $name = substr($name,0,31);
8219: }
8220: return $name;
1.25 albertel 8221: }
1.84 albertel 8222:
1.85 albertel 8223: =pod
8224:
1.648 raeburn 8225: =item * &check_if_partid_hidden($id,$symb,$udom,$uname)
1.85 albertel 8226:
8227: Returns either 1 or undef
8228:
8229: 1 if the part is to be hidden, undef if it is to be shown
8230:
8231: Arguments are:
8232:
8233: $id the id of the part to be checked
8234: $symb, optional the symb of the resource to check
8235: $udom, optional the domain of the user to check for
8236: $uname, optional the username of the user to check for
8237:
8238: =cut
1.84 albertel 8239:
8240: sub check_if_partid_hidden {
8241: my ($id,$symb,$udom,$uname) = @_;
1.133 albertel 8242: my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts',
1.84 albertel 8243: $symb,$udom,$uname);
1.141 albertel 8244: my $truth=1;
8245: #if the string starts with !, then the list is the list to show not hide
8246: if ($hiddenparts=~s/^\s*!//) { $truth=undef; }
1.84 albertel 8247: my @hiddenlist=split(/,/,$hiddenparts);
8248: foreach my $checkid (@hiddenlist) {
1.141 albertel 8249: if ($checkid =~ /^\s*\Q$id\E\s*$/) { return $truth; }
1.84 albertel 8250: }
1.141 albertel 8251: return !$truth;
1.84 albertel 8252: }
1.127 matthew 8253:
1.138 matthew 8254:
8255: ############################################################
8256: ############################################################
8257:
8258: =pod
8259:
1.157 matthew 8260: =back
8261:
1.138 matthew 8262: =head1 cgi-bin script and graphing routines
8263:
1.157 matthew 8264: =over 4
8265:
1.648 raeburn 8266: =item * &get_cgi_id()
1.138 matthew 8267:
8268: Inputs: none
8269:
8270: Returns an id which can be used to pass environment variables
8271: to various cgi-bin scripts. These environment variables will
8272: be removed from the users environment after a given time by
8273: the routine &Apache::lonnet::transfer_profile_to_env.
8274:
8275: =cut
8276:
8277: ############################################################
8278: ############################################################
1.152 albertel 8279: my $uniq=0;
1.136 matthew 8280: sub get_cgi_id {
1.154 albertel 8281: $uniq=($uniq+1)%100000;
1.280 albertel 8282: return (time.'_'.$$.'_'.$uniq);
1.136 matthew 8283: }
8284:
1.127 matthew 8285: ############################################################
8286: ############################################################
8287:
8288: =pod
8289:
1.648 raeburn 8290: =item * &DrawBarGraph()
1.127 matthew 8291:
1.138 matthew 8292: Facilitates the plotting of data in a (stacked) bar graph.
8293: Puts plot definition data into the users environment in order for
8294: graph.png to plot it. Returns an <img> tag for the plot.
8295: The bars on the plot are labeled '1','2',...,'n'.
8296:
8297: Inputs:
8298:
8299: =over 4
8300:
8301: =item $Title: string, the title of the plot
8302:
8303: =item $xlabel: string, text describing the X-axis of the plot
8304:
8305: =item $ylabel: string, text describing the Y-axis of the plot
8306:
8307: =item $Max: scalar, the maximum Y value to use in the plot
8308: If $Max is < any data point, the graph will not be rendered.
8309:
1.140 matthew 8310: =item $colors: array ref holding the colors to be used for the data sets when
1.138 matthew 8311: they are plotted. If undefined, default values will be used.
8312:
1.178 matthew 8313: =item $labels: array ref holding the labels to use on the x-axis for the bars.
8314:
1.138 matthew 8315: =item @Values: An array of array references. Each array reference holds data
8316: to be plotted in a stacked bar chart.
8317:
1.239 matthew 8318: =item If the final element of @Values is a hash reference the key/value
8319: pairs will be added to the graph definition.
8320:
1.138 matthew 8321: =back
8322:
8323: Returns:
8324:
8325: An <img> tag which references graph.png and the appropriate identifying
8326: information for the plot.
8327:
1.127 matthew 8328: =cut
8329:
8330: ############################################################
8331: ############################################################
1.134 matthew 8332: sub DrawBarGraph {
1.178 matthew 8333: my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
1.134 matthew 8334: #
8335: if (! defined($colors)) {
8336: $colors = ['#33ff00',
8337: '#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
8338: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
8339: ];
8340: }
1.228 matthew 8341: my $extra_settings = {};
8342: if (ref($Values[-1]) eq 'HASH') {
8343: $extra_settings = pop(@Values);
8344: }
1.127 matthew 8345: #
1.136 matthew 8346: my $identifier = &get_cgi_id();
8347: my $id = 'cgi.'.$identifier;
1.129 matthew 8348: if (! @Values || ref($Values[0]) ne 'ARRAY') {
1.127 matthew 8349: return '';
8350: }
1.225 matthew 8351: #
8352: my @Labels;
8353: if (defined($labels)) {
8354: @Labels = @$labels;
8355: } else {
8356: for (my $i=0;$i<@{$Values[0]};$i++) {
8357: push (@Labels,$i+1);
8358: }
8359: }
8360: #
1.129 matthew 8361: my $NumBars = scalar(@{$Values[0]});
1.225 matthew 8362: if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
1.129 matthew 8363: my %ValuesHash;
8364: my $NumSets=1;
8365: foreach my $array (@Values) {
8366: next if (! ref($array));
1.136 matthew 8367: $ValuesHash{$id.'.data.'.$NumSets++} =
1.132 matthew 8368: join(',',@$array);
1.129 matthew 8369: }
1.127 matthew 8370: #
1.136 matthew 8371: my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
1.225 matthew 8372: if ($NumBars < 3) {
8373: $width = 120+$NumBars*32;
1.220 matthew 8374: $xskip = 1;
1.225 matthew 8375: $bar_width = 30;
8376: } elsif ($NumBars < 5) {
8377: $width = 120+$NumBars*20;
8378: $xskip = 1;
8379: $bar_width = 20;
1.220 matthew 8380: } elsif ($NumBars < 10) {
1.136 matthew 8381: $width = 120+$NumBars*15;
8382: $xskip = 1;
8383: $bar_width = 15;
8384: } elsif ($NumBars <= 25) {
8385: $width = 120+$NumBars*11;
8386: $xskip = 5;
8387: $bar_width = 8;
8388: } elsif ($NumBars <= 50) {
8389: $width = 120+$NumBars*8;
8390: $xskip = 5;
8391: $bar_width = 4;
8392: } else {
8393: $width = 120+$NumBars*8;
8394: $xskip = 5;
8395: $bar_width = 4;
8396: }
8397: #
1.137 matthew 8398: $Max = 1 if ($Max < 1);
8399: if ( int($Max) < $Max ) {
8400: $Max++;
8401: $Max = int($Max);
8402: }
1.127 matthew 8403: $Title = '' if (! defined($Title));
8404: $xlabel = '' if (! defined($xlabel));
8405: $ylabel = '' if (! defined($ylabel));
1.369 www 8406: $ValuesHash{$id.'.title'} = &escape($Title);
8407: $ValuesHash{$id.'.xlabel'} = &escape($xlabel);
8408: $ValuesHash{$id.'.ylabel'} = &escape($ylabel);
1.137 matthew 8409: $ValuesHash{$id.'.y_max_value'} = $Max;
1.136 matthew 8410: $ValuesHash{$id.'.NumBars'} = $NumBars;
8411: $ValuesHash{$id.'.NumSets'} = $NumSets;
8412: $ValuesHash{$id.'.PlotType'} = 'bar';
8413: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8414: $ValuesHash{$id.'.height'} = $height;
8415: $ValuesHash{$id.'.width'} = $width;
8416: $ValuesHash{$id.'.xskip'} = $xskip;
8417: $ValuesHash{$id.'.bar_width'} = $bar_width;
8418: $ValuesHash{$id.'.labels'} = join(',',@Labels);
1.127 matthew 8419: #
1.228 matthew 8420: # Deal with other parameters
8421: while (my ($key,$value) = each(%$extra_settings)) {
8422: $ValuesHash{$id.'.'.$key} = $value;
8423: }
8424: #
1.646 raeburn 8425: &Apache::lonnet::appenv(\%ValuesHash);
1.137 matthew 8426: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8427: }
8428:
8429: ############################################################
8430: ############################################################
8431:
8432: =pod
8433:
1.648 raeburn 8434: =item * &DrawXYGraph()
1.137 matthew 8435:
1.138 matthew 8436: Facilitates the plotting of data in an XY graph.
8437: Puts plot definition data into the users environment in order for
8438: graph.png to plot it. Returns an <img> tag for the plot.
8439:
8440: Inputs:
8441:
8442: =over 4
8443:
8444: =item $Title: string, the title of the plot
8445:
8446: =item $xlabel: string, text describing the X-axis of the plot
8447:
8448: =item $ylabel: string, text describing the Y-axis of the plot
8449:
8450: =item $Max: scalar, the maximum Y value to use in the plot
8451: If $Max is < any data point, the graph will not be rendered.
8452:
8453: =item $colors: Array ref containing the hex color codes for the data to be
8454: plotted in. If undefined, default values will be used.
8455:
8456: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8457:
8458: =item $Ydata: Array ref containing Array refs.
1.185 www 8459: Each of the contained arrays will be plotted as a separate curve.
1.138 matthew 8460:
8461: =item %Values: hash indicating or overriding any default values which are
8462: passed to graph.png.
8463: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8464:
8465: =back
8466:
8467: Returns:
8468:
8469: An <img> tag which references graph.png and the appropriate identifying
8470: information for the plot.
8471:
1.137 matthew 8472: =cut
8473:
8474: ############################################################
8475: ############################################################
8476: sub DrawXYGraph {
8477: my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_;
8478: #
8479: # Create the identifier for the graph
8480: my $identifier = &get_cgi_id();
8481: my $id = 'cgi.'.$identifier;
8482: #
8483: $Title = '' if (! defined($Title));
8484: $xlabel = '' if (! defined($xlabel));
8485: $ylabel = '' if (! defined($ylabel));
8486: my %ValuesHash =
8487: (
1.369 www 8488: $id.'.title' => &escape($Title),
8489: $id.'.xlabel' => &escape($xlabel),
8490: $id.'.ylabel' => &escape($ylabel),
1.137 matthew 8491: $id.'.y_max_value'=> $Max,
8492: $id.'.labels' => join(',',@$Xlabels),
8493: $id.'.PlotType' => 'XY',
8494: );
8495: #
8496: if (defined($colors) && ref($colors) eq 'ARRAY') {
8497: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8498: }
8499: #
8500: if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') {
8501: return '';
8502: }
8503: my $NumSets=1;
1.138 matthew 8504: foreach my $array (@{$Ydata}){
1.137 matthew 8505: next if (! ref($array));
8506: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
8507: }
1.138 matthew 8508: $ValuesHash{$id.'.NumSets'} = $NumSets-1;
1.137 matthew 8509: #
8510: # Deal with other parameters
8511: while (my ($key,$value) = each(%Values)) {
8512: $ValuesHash{$id.'.'.$key} = $value;
1.127 matthew 8513: }
8514: #
1.646 raeburn 8515: &Apache::lonnet::appenv(\%ValuesHash);
1.136 matthew 8516: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8517: }
8518:
8519: ############################################################
8520: ############################################################
8521:
8522: =pod
8523:
1.648 raeburn 8524: =item * &DrawXYYGraph()
1.138 matthew 8525:
8526: Facilitates the plotting of data in an XY graph with two Y axes.
8527: Puts plot definition data into the users environment in order for
8528: graph.png to plot it. Returns an <img> tag for the plot.
8529:
8530: Inputs:
8531:
8532: =over 4
8533:
8534: =item $Title: string, the title of the plot
8535:
8536: =item $xlabel: string, text describing the X-axis of the plot
8537:
8538: =item $ylabel: string, text describing the Y-axis of the plot
8539:
8540: =item $colors: Array ref containing the hex color codes for the data to be
8541: plotted in. If undefined, default values will be used.
8542:
8543: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8544:
8545: =item $Ydata1: The first data set
8546:
8547: =item $Min1: The minimum value of the left Y-axis
8548:
8549: =item $Max1: The maximum value of the left Y-axis
8550:
8551: =item $Ydata2: The second data set
8552:
8553: =item $Min2: The minimum value of the right Y-axis
8554:
8555: =item $Max2: The maximum value of the left Y-axis
8556:
8557: =item %Values: hash indicating or overriding any default values which are
8558: passed to graph.png.
8559: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8560:
8561: =back
8562:
8563: Returns:
8564:
8565: An <img> tag which references graph.png and the appropriate identifying
8566: information for the plot.
1.136 matthew 8567:
8568: =cut
8569:
8570: ############################################################
8571: ############################################################
1.137 matthew 8572: sub DrawXYYGraph {
8573: my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1,
8574: $Ydata2,$Min2,$Max2,%Values)=@_;
1.136 matthew 8575: #
8576: # Create the identifier for the graph
8577: my $identifier = &get_cgi_id();
8578: my $id = 'cgi.'.$identifier;
8579: #
8580: $Title = '' if (! defined($Title));
8581: $xlabel = '' if (! defined($xlabel));
8582: $ylabel = '' if (! defined($ylabel));
8583: my %ValuesHash =
8584: (
1.369 www 8585: $id.'.title' => &escape($Title),
8586: $id.'.xlabel' => &escape($xlabel),
8587: $id.'.ylabel' => &escape($ylabel),
1.136 matthew 8588: $id.'.labels' => join(',',@$Xlabels),
8589: $id.'.PlotType' => 'XY',
8590: $id.'.NumSets' => 2,
1.137 matthew 8591: $id.'.two_axes' => 1,
8592: $id.'.y1_max_value' => $Max1,
8593: $id.'.y1_min_value' => $Min1,
8594: $id.'.y2_max_value' => $Max2,
8595: $id.'.y2_min_value' => $Min2,
1.136 matthew 8596: );
8597: #
1.137 matthew 8598: if (defined($colors) && ref($colors) eq 'ARRAY') {
8599: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8600: }
8601: #
8602: if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' ||
8603: ! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){
1.136 matthew 8604: return '';
8605: }
8606: my $NumSets=1;
1.137 matthew 8607: foreach my $array ($Ydata1,$Ydata2){
1.136 matthew 8608: next if (! ref($array));
8609: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
1.137 matthew 8610: }
8611: #
8612: # Deal with other parameters
8613: while (my ($key,$value) = each(%Values)) {
8614: $ValuesHash{$id.'.'.$key} = $value;
1.136 matthew 8615: }
8616: #
1.646 raeburn 8617: &Apache::lonnet::appenv(\%ValuesHash);
1.130 albertel 8618: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
1.139 matthew 8619: }
8620:
8621: ############################################################
8622: ############################################################
8623:
8624: =pod
8625:
1.157 matthew 8626: =back
8627:
1.139 matthew 8628: =head1 Statistics helper routines?
8629:
8630: Bad place for them but what the hell.
8631:
1.157 matthew 8632: =over 4
8633:
1.648 raeburn 8634: =item * &chartlink()
1.139 matthew 8635:
8636: Returns a link to the chart for a specific student.
8637:
8638: Inputs:
8639:
8640: =over 4
8641:
8642: =item $linktext: The text of the link
8643:
8644: =item $sname: The students username
8645:
8646: =item $sdomain: The students domain
8647:
8648: =back
8649:
1.157 matthew 8650: =back
8651:
1.139 matthew 8652: =cut
8653:
8654: ############################################################
8655: ############################################################
8656: sub chartlink {
8657: my ($linktext, $sname, $sdomain) = @_;
8658: my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
1.369 www 8659: '&SelectedStudent='.&escape($sname.':'.$sdomain).
1.219 albertel 8660: '&chartoutputmode='.HTML::Entities::encode('html, with all links').
1.139 matthew 8661: '">'.$linktext.'</a>';
1.153 matthew 8662: }
8663:
8664: #######################################################
8665: #######################################################
8666:
8667: =pod
8668:
8669: =head1 Course Environment Routines
1.157 matthew 8670:
8671: =over 4
1.153 matthew 8672:
1.648 raeburn 8673: =item * &restore_course_settings()
1.153 matthew 8674:
1.648 raeburn 8675: =item * &store_course_settings()
1.153 matthew 8676:
8677: Restores/Store indicated form parameters from the course environment.
8678: Will not overwrite existing values of the form parameters.
8679:
8680: Inputs:
8681: a scalar describing the data (e.g. 'chart', 'problem_analysis')
8682:
8683: a hash ref describing the data to be stored. For example:
8684:
8685: %Save_Parameters = ('Status' => 'scalar',
8686: 'chartoutputmode' => 'scalar',
8687: 'chartoutputdata' => 'scalar',
8688: 'Section' => 'array',
1.373 raeburn 8689: 'Group' => 'array',
1.153 matthew 8690: 'StudentData' => 'array',
8691: 'Maps' => 'array');
8692:
8693: Returns: both routines return nothing
8694:
1.631 raeburn 8695: =back
8696:
1.153 matthew 8697: =cut
8698:
8699: #######################################################
8700: #######################################################
8701: sub store_course_settings {
1.496 albertel 8702: return &store_settings($env{'request.course.id'},@_);
8703: }
8704:
8705: sub store_settings {
1.153 matthew 8706: # save to the environment
8707: # appenv the same items, just to be safe
1.300 albertel 8708: my $udom = $env{'user.domain'};
8709: my $uname = $env{'user.name'};
1.496 albertel 8710: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8711: my %SaveHash;
8712: my %AppHash;
8713: while (my ($setting,$type) = each(%$Settings)) {
1.496 albertel 8714: my $basename = join('.','internal',$context,$prefix,$setting);
1.300 albertel 8715: my $envname = 'environment.'.$basename;
1.258 albertel 8716: if (exists($env{'form.'.$setting})) {
1.153 matthew 8717: # Save this value away
8718: if ($type eq 'scalar' &&
1.258 albertel 8719: (! exists($env{$envname}) ||
8720: $env{$envname} ne $env{'form.'.$setting})) {
8721: $SaveHash{$basename} = $env{'form.'.$setting};
8722: $AppHash{$envname} = $env{'form.'.$setting};
1.153 matthew 8723: } elsif ($type eq 'array') {
8724: my $stored_form;
1.258 albertel 8725: if (ref($env{'form.'.$setting})) {
1.153 matthew 8726: $stored_form = join(',',
8727: map {
1.369 www 8728: &escape($_);
1.258 albertel 8729: } sort(@{$env{'form.'.$setting}}));
1.153 matthew 8730: } else {
8731: $stored_form =
1.369 www 8732: &escape($env{'form.'.$setting});
1.153 matthew 8733: }
8734: # Determine if the array contents are the same.
1.258 albertel 8735: if ($stored_form ne $env{$envname}) {
1.153 matthew 8736: $SaveHash{$basename} = $stored_form;
8737: $AppHash{$envname} = $stored_form;
8738: }
8739: }
8740: }
8741: }
8742: my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
1.300 albertel 8743: $udom,$uname);
1.153 matthew 8744: if ($put_result !~ /^(ok|delayed)/) {
8745: &Apache::lonnet::logthis('unable to save form parameters, '.
8746: 'got error:'.$put_result);
8747: }
8748: # Make sure these settings stick around in this session, too
1.646 raeburn 8749: &Apache::lonnet::appenv(\%AppHash);
1.153 matthew 8750: return;
8751: }
8752:
8753: sub restore_course_settings {
1.499 albertel 8754: return &restore_settings($env{'request.course.id'},@_);
1.496 albertel 8755: }
8756:
8757: sub restore_settings {
8758: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8759: while (my ($setting,$type) = each(%$Settings)) {
1.258 albertel 8760: next if (exists($env{'form.'.$setting}));
1.496 albertel 8761: my $envname = 'environment.internal.'.$context.'.'.$prefix.
1.153 matthew 8762: '.'.$setting;
1.258 albertel 8763: if (exists($env{$envname})) {
1.153 matthew 8764: if ($type eq 'scalar') {
1.258 albertel 8765: $env{'form.'.$setting} = $env{$envname};
1.153 matthew 8766: } elsif ($type eq 'array') {
1.258 albertel 8767: $env{'form.'.$setting} = [
1.153 matthew 8768: map {
1.369 www 8769: &unescape($_);
1.258 albertel 8770: } split(',',$env{$envname})
1.153 matthew 8771: ];
8772: }
8773: }
8774: }
1.127 matthew 8775: }
8776:
1.618 raeburn 8777: #######################################################
8778: #######################################################
8779:
8780: =pod
8781:
8782: =head1 Domain E-mail Routines
8783:
8784: =over 4
8785:
1.648 raeburn 8786: =item * &build_recipient_list()
1.618 raeburn 8787:
8788: Build recipient lists for three types of e-mail:
8789: (a) Error Reports, (b) Package Updates, (c) Help requests, generated by
1.619 raeburn 8790: lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.
1.618 raeburn 8791:
8792: Inputs:
1.619 raeburn 8793: defmail (scalar - email address of default recipient),
1.618 raeburn 8794: mailing type (scalar - errormail, packagesmail, or helpdeskmail),
1.619 raeburn 8795: defdom (domain for which to retrieve configuration settings),
8796: origmail (scalar - email address of recipient from loncapa.conf,
8797: i.e., predates configuration by DC via domainprefs.pm
1.618 raeburn 8798:
1.655 raeburn 8799: Returns: comma separated list of addresses to which to send e-mail.
8800:
8801: =back
1.618 raeburn 8802:
8803: =cut
8804:
8805: ############################################################
8806: ############################################################
8807: sub build_recipient_list {
1.619 raeburn 8808: my ($defmail,$mailing,$defdom,$origmail) = @_;
1.618 raeburn 8809: my @recipients;
8810: my $otheremails;
8811: my %domconfig =
8812: &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
8813: if (ref($domconfig{'contacts'}) eq 'HASH') {
8814: if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
8815: my @contacts = ('adminemail','supportemail');
8816: foreach my $item (@contacts) {
8817: if ($domconfig{'contacts'}{$mailing}{$item}) {
1.619 raeburn 8818: my $addr = $domconfig{'contacts'}{$item};
8819: if (!grep(/^\Q$addr\E$/,@recipients)) {
8820: push(@recipients,$addr);
8821: }
1.618 raeburn 8822: }
8823: $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
8824: }
8825: }
1.619 raeburn 8826: } elsif ($origmail ne '') {
8827: push(@recipients,$origmail);
1.618 raeburn 8828: }
1.688 raeburn 8829: if (defined($defmail)) {
8830: if ($defmail ne '') {
8831: push(@recipients,$defmail);
8832: }
1.618 raeburn 8833: }
8834: if ($otheremails) {
1.619 raeburn 8835: my @others;
8836: if ($otheremails =~ /,/) {
8837: @others = split(/,/,$otheremails);
1.618 raeburn 8838: } else {
1.619 raeburn 8839: push(@others,$otheremails);
8840: }
8841: foreach my $addr (@others) {
8842: if (!grep(/^\Q$addr\E$/,@recipients)) {
8843: push(@recipients,$addr);
8844: }
1.618 raeburn 8845: }
8846: }
1.619 raeburn 8847: my $recipientlist = join(',',@recipients);
1.618 raeburn 8848: return $recipientlist;
8849: }
8850:
1.127 matthew 8851: ############################################################
8852: ############################################################
1.154 albertel 8853:
1.655 raeburn 8854: =pod
8855:
8856: =head1 Course Catalog Routines
8857:
8858: =over 4
8859:
8860: =item * &gather_categories()
8861:
8862: Converts category definitions - keys of categories hash stored in
8863: coursecategories in configuration.db on the primary library server in a
8864: domain - to an array. Also generates javascript and idx hash used to
8865: generate Domain Coordinator interface for editing Course Categories.
8866:
8867: Inputs:
1.663 raeburn 8868:
1.655 raeburn 8869: categories (reference to hash of category definitions).
1.663 raeburn 8870:
1.655 raeburn 8871: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8872: categories and subcategories).
1.663 raeburn 8873:
1.655 raeburn 8874: idx (reference to hash of counters used in Domain Coordinator interface for
8875: editing Course Categories).
1.663 raeburn 8876:
1.655 raeburn 8877: jsarray (reference to array of categories used to create Javascript arrays for
8878: Domain Coordinator interface for editing Course Categories).
8879:
8880: Returns: nothing
8881:
8882: Side effects: populates cats, idx and jsarray.
8883:
8884: =cut
8885:
8886: sub gather_categories {
8887: my ($categories,$cats,$idx,$jsarray) = @_;
8888: my %counters;
8889: my $num = 0;
8890: foreach my $item (keys(%{$categories})) {
8891: my ($cat,$container,$depth) = map { &unescape($_); } split(/:/,$item);
8892: if ($container eq '' && $depth == 0) {
8893: $cats->[$depth][$categories->{$item}] = $cat;
8894: } else {
8895: $cats->[$depth]{$container}[$categories->{$item}] = $cat;
8896: }
8897: my ($escitem,$tail) = split(/:/,$item,2);
8898: if ($counters{$tail} eq '') {
8899: $counters{$tail} = $num;
8900: $num ++;
8901: }
8902: if (ref($idx) eq 'HASH') {
8903: $idx->{$item} = $counters{$tail};
8904: }
8905: if (ref($jsarray) eq 'ARRAY') {
8906: push(@{$jsarray->[$counters{$tail}]},$item);
8907: }
8908: }
8909: return;
8910: }
8911:
8912: =pod
8913:
8914: =item * &extract_categories()
8915:
8916: Used to generate breadcrumb trails for course categories.
8917:
8918: Inputs:
1.663 raeburn 8919:
1.655 raeburn 8920: categories (reference to hash of category definitions).
1.663 raeburn 8921:
1.655 raeburn 8922: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8923: categories and subcategories).
1.663 raeburn 8924:
1.655 raeburn 8925: trails (reference to array of breacrumb trails for each category).
1.663 raeburn 8926:
1.655 raeburn 8927: allitems (reference to hash - key is category key
8928: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8929:
1.655 raeburn 8930: idx (reference to hash of counters used in Domain Coordinator interface for
8931: editing Course Categories).
1.663 raeburn 8932:
1.655 raeburn 8933: jsarray (reference to array of categories used to create Javascript arrays for
8934: Domain Coordinator interface for editing Course Categories).
8935:
1.665 raeburn 8936: subcats (reference to hash of arrays containing all subcategories within each
8937: category, -recursive)
8938:
1.655 raeburn 8939: Returns: nothing
8940:
8941: Side effects: populates trails and allitems hash references.
8942:
8943: =cut
8944:
8945: sub extract_categories {
1.665 raeburn 8946: my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
1.655 raeburn 8947: if (ref($categories) eq 'HASH') {
8948: &gather_categories($categories,$cats,$idx,$jsarray);
8949: if (ref($cats->[0]) eq 'ARRAY') {
8950: for (my $i=0; $i<@{$cats->[0]}; $i++) {
8951: my $name = $cats->[0][$i];
8952: my $item = &escape($name).'::0';
8953: my $trailstr;
8954: if ($name eq 'instcode') {
8955: $trailstr = &mt('Official courses (with institutional codes)');
8956: } else {
8957: $trailstr = $name;
8958: }
8959: if ($allitems->{$item} eq '') {
8960: push(@{$trails},$trailstr);
8961: $allitems->{$item} = scalar(@{$trails})-1;
8962: }
8963: my @parents = ($name);
8964: if (ref($cats->[1]{$name}) eq 'ARRAY') {
8965: for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {
8966: my $category = $cats->[1]{$name}[$j];
1.665 raeburn 8967: if (ref($subcats) eq 'HASH') {
8968: push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
8969: }
8970: &recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
8971: }
8972: } else {
8973: if (ref($subcats) eq 'HASH') {
8974: $subcats->{$item} = [];
1.655 raeburn 8975: }
8976: }
8977: }
8978: }
8979: }
8980: return;
8981: }
8982:
8983: =pod
8984:
8985: =item *&recurse_categories()
8986:
8987: Recursively used to generate breadcrumb trails for course categories.
8988:
8989: Inputs:
1.663 raeburn 8990:
1.655 raeburn 8991: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8992: categories and subcategories).
1.663 raeburn 8993:
1.655 raeburn 8994: depth (current depth in hierarchy of categories and sub-categories - 0 indexed).
1.663 raeburn 8995:
8996: category (current course category, for which breadcrumb trail is being generated).
8997:
8998: trails (reference to array of breadcrumb trails for each category).
8999:
1.655 raeburn 9000: allitems (reference to hash - key is category key
9001: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 9002:
1.655 raeburn 9003: parents (array containing containers directories for current category,
9004: back to top level).
9005:
9006: Returns: nothing
9007:
9008: Side effects: populates trails and allitems hash references
9009:
9010: =cut
9011:
9012: sub recurse_categories {
1.665 raeburn 9013: my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
1.655 raeburn 9014: my $shallower = $depth - 1;
9015: if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
9016: for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
9017: my $name = $cats->[$depth]{$category}[$k];
9018: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
9019: my $trailstr = join(' -> ',(@{$parents},$category));
9020: if ($allitems->{$item} eq '') {
9021: push(@{$trails},$trailstr);
9022: $allitems->{$item} = scalar(@{$trails})-1;
9023: }
9024: my $deeper = $depth+1;
9025: push(@{$parents},$category);
1.665 raeburn 9026: if (ref($subcats) eq 'HASH') {
9027: my $subcat = &escape($name).':'.$category.':'.$depth;
9028: for (my $j=@{$parents}; $j>=0; $j--) {
9029: my $higher;
9030: if ($j > 0) {
9031: $higher = &escape($parents->[$j]).':'.
9032: &escape($parents->[$j-1]).':'.$j;
9033: } else {
9034: $higher = &escape($parents->[$j]).'::'.$j;
9035: }
9036: push(@{$subcats->{$higher}},$subcat);
9037: }
9038: }
9039: &recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
9040: $subcats);
1.655 raeburn 9041: pop(@{$parents});
9042: }
9043: } else {
9044: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
9045: my $trailstr = join(' -> ',(@{$parents},$category));
9046: if ($allitems->{$item} eq '') {
9047: push(@{$trails},$trailstr);
9048: $allitems->{$item} = scalar(@{$trails})-1;
9049: }
9050: }
9051: return;
9052: }
9053:
1.663 raeburn 9054: =pod
9055:
9056: =item *&assign_categories_table()
9057:
9058: Create a datatable for display of hierarchical categories in a domain,
9059: with checkboxes to allow a course to be categorized.
9060:
9061: Inputs:
9062:
9063: cathash - reference to hash of categories defined for the domain (from
9064: configuration.db)
9065:
9066: currcat - scalar with an & separated list of categories assigned to a course.
9067:
9068: Returns: $output (markup to be displayed)
9069:
9070: =cut
9071:
9072: sub assign_categories_table {
9073: my ($cathash,$currcat) = @_;
9074: my $output;
9075: if (ref($cathash) eq 'HASH') {
9076: my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
9077: &extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
9078: $maxdepth = scalar(@cats);
9079: if (@cats > 0) {
9080: my $itemcount = 0;
9081: if (ref($cats[0]) eq 'ARRAY') {
9082: $output = &Apache::loncommon::start_data_table();
9083: my @currcategories;
9084: if ($currcat ne '') {
9085: @currcategories = split('&',$currcat);
9086: }
9087: for (my $i=0; $i<@{$cats[0]}; $i++) {
9088: my $parent = $cats[0][$i];
9089: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9090: next if ($parent eq 'instcode');
9091: my $item = &escape($parent).'::0';
9092: my $checked = '';
9093: if (@currcategories > 0) {
9094: if (grep(/^\Q$item\E$/,@currcategories)) {
9095: $checked = ' checked="checked" ';
9096: }
9097: }
1.675 raeburn 9098: $output .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
9099: '<input type="checkbox" name="usecategory" value="'.
9100: $item.'"'.$checked.' />'.$parent.'</span>'.
9101: '<input type="hidden" name="catname" value="'.$parent.'" /></td>';
1.663 raeburn 9102: my $depth = 1;
9103: push(@path,$parent);
9104: $output .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
9105: pop(@path);
9106: $output .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
9107: $itemcount ++;
9108: }
9109: $output .= &Apache::loncommon::end_data_table();
9110: }
9111: }
9112: }
9113: return $output;
9114: }
9115:
9116: =pod
9117:
9118: =item *&assign_category_rows()
9119:
9120: Create a datatable row for display of nested categories in a domain,
9121: with checkboxes to allow a course to be categorized,called recursively.
9122:
9123: Inputs:
9124:
9125: itemcount - track row number for alternating colors
9126:
9127: cats - reference to array of arrays/hashes which encapsulates hierarchy of
9128: categories and subcategories.
9129:
9130: depth - current depth in hierarchy of categories and sub-categories - 0 indexed.
9131:
9132: parent - parent of current category item
9133:
9134: path - Array containing all categories back up through the hierarchy from the
9135: current category to the top level.
9136:
9137: currcategories - reference to array of current categories assigned to the course
9138:
9139: Returns: $output (markup to be displayed).
9140:
9141: =cut
9142:
9143: sub assign_category_rows {
9144: my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
9145: my ($text,$name,$item,$chgstr);
9146: if (ref($cats) eq 'ARRAY') {
9147: my $maxdepth = scalar(@{$cats});
9148: if (ref($cats->[$depth]) eq 'HASH') {
9149: if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
9150: my $numchildren = @{$cats->[$depth]{$parent}};
9151: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9152: $text .= '<td><table class="LC_datatable">';
9153: for (my $j=0; $j<$numchildren; $j++) {
9154: $name = $cats->[$depth]{$parent}[$j];
9155: $item = &escape($name).':'.&escape($parent).':'.$depth;
9156: my $deeper = $depth+1;
9157: my $checked = '';
9158: if (ref($currcategories) eq 'ARRAY') {
9159: if (@{$currcategories} > 0) {
9160: if (grep(/^\Q$item\E$/,@{$currcategories})) {
9161: $checked = ' checked="checked" ';
9162: }
9163: }
9164: }
1.664 raeburn 9165: $text .= '<tr><td><span class="LC_nobreak"><label>'.
9166: '<input type="checkbox" name="usecategory" value="'.
1.675 raeburn 9167: $item.'"'.$checked.' />'.$name.'</label></span>'.
9168: '<input type="hidden" name="catname" value="'.$name.'" />'.
9169: '</td><td>';
1.663 raeburn 9170: if (ref($path) eq 'ARRAY') {
9171: push(@{$path},$name);
9172: $text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
9173: pop(@{$path});
9174: }
9175: $text .= '</td></tr>';
9176: }
9177: $text .= '</table></td>';
9178: }
9179: }
9180: }
9181: return $text;
9182: }
9183:
1.655 raeburn 9184: ############################################################
9185: ############################################################
9186:
9187:
1.443 albertel 9188: sub commit_customrole {
1.664 raeburn 9189: my ($udom,$uname,$url,$three,$four,$five,$start,$end,$context) = @_;
1.630 raeburn 9190: my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
1.443 albertel 9191: ($start?', '.&mt('starting').' '.localtime($start):'').
9192: ($end?', ending '.localtime($end):'').': <b>'.
9193: &Apache::lonnet::assigncustomrole(
1.664 raeburn 9194: $udom,$uname,$url,$three,$four,$five,$end,$start,undef,undef,$context).
1.443 albertel 9195: '</b><br />';
9196: return $output;
9197: }
9198:
9199: sub commit_standardrole {
1.541 raeburn 9200: my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
9201: my ($output,$logmsg,$linefeed);
9202: if ($context eq 'auto') {
9203: $linefeed = "\n";
9204: } else {
9205: $linefeed = "<br />\n";
9206: }
1.443 albertel 9207: if ($three eq 'st') {
1.541 raeburn 9208: my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
9209: $one,$two,$sec,$context);
9210: if (($result =~ /^error/) || ($result eq 'not_in_class') ||
1.626 raeburn 9211: ($result eq 'unknown_course') || ($result eq 'refused')) {
9212: $output = $logmsg.' '.&mt('Error: ').$result."\n";
1.443 albertel 9213: } else {
1.541 raeburn 9214: $output = $logmsg.$linefeed.&mt('Assigning').' '.$three.' in '.$url.
1.443 albertel 9215: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9216: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
9217: if ($context eq 'auto') {
9218: $output .= $result.$linefeed.&mt('Add to classlist').': ok';
9219: } else {
9220: $output .= '<b>'.$result.'</b>'.$linefeed.
9221: &mt('Add to classlist').': <b>ok</b>';
9222: }
9223: $output .= $linefeed;
1.443 albertel 9224: }
9225: } else {
9226: $output = &mt('Assigning').' '.$three.' in '.$url.
9227: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9228: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
1.652 raeburn 9229: my $result = &Apache::lonnet::assignrole($udom,$uname,$url,$three,$end,$start,'','',$context);
1.541 raeburn 9230: if ($context eq 'auto') {
9231: $output .= $result.$linefeed;
9232: } else {
9233: $output .= '<b>'.$result.'</b>'.$linefeed;
9234: }
1.443 albertel 9235: }
9236: return $output;
9237: }
9238:
9239: sub commit_studentrole {
1.541 raeburn 9240: my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
1.626 raeburn 9241: my ($result,$linefeed,$oldsecurl,$newsecurl);
1.541 raeburn 9242: if ($context eq 'auto') {
9243: $linefeed = "\n";
9244: } else {
9245: $linefeed = '<br />'."\n";
9246: }
1.443 albertel 9247: if (defined($one) && defined($two)) {
9248: my $cid=$one.'_'.$two;
9249: my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
9250: my $secchange = 0;
9251: my $expire_role_result;
9252: my $modify_section_result;
1.628 raeburn 9253: if ($oldsec ne '-1') {
9254: if ($oldsec ne $sec) {
1.443 albertel 9255: $secchange = 1;
1.628 raeburn 9256: my $now = time;
1.443 albertel 9257: my $uurl='/'.$cid;
9258: $uurl=~s/\_/\//g;
9259: if ($oldsec) {
9260: $uurl.='/'.$oldsec;
9261: }
1.626 raeburn 9262: $oldsecurl = $uurl;
1.628 raeburn 9263: $expire_role_result =
1.652 raeburn 9264: &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now,'','',$context);
1.628 raeburn 9265: if ($env{'request.course.sec'} ne '') {
9266: if ($expire_role_result eq 'refused') {
9267: my @roles = ('st');
9268: my @statuses = ('previous');
9269: my @roledoms = ($one);
9270: my $withsec = 1;
9271: my %roleshash =
9272: &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
9273: \@statuses,\@roles,\@roledoms,$withsec);
9274: if (defined ($roleshash{$two.':'.$one.':st:'.$oldsec})) {
9275: my ($oldstart,$oldend) =
9276: split(':',$roleshash{$two.':'.$one.':st:'.$oldsec});
9277: if ($oldend > 0 && $oldend <= $now) {
9278: $expire_role_result = 'ok';
9279: }
9280: }
9281: }
9282: }
1.443 albertel 9283: $result = $expire_role_result;
9284: }
9285: }
9286: if (($expire_role_result eq 'ok') || ($secchange == 0)) {
1.652 raeburn 9287: $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid,'',$context);
1.443 albertel 9288: if ($modify_section_result =~ /^ok/) {
9289: if ($secchange == 1) {
1.628 raeburn 9290: if ($sec eq '') {
9291: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to student role without a section.',$uname,$oldsec).$linefeed;
9292: } else {
9293: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to new section: [_3].',$uname,$oldsec,$sec).$linefeed;
9294: }
1.443 albertel 9295: } elsif ($oldsec eq '-1') {
1.628 raeburn 9296: if ($sec eq '') {
9297: $$logmsg .= &mt('New student role without a section for [_1] in course [_2].',$uname,$cid).$linefeed;
9298: } else {
9299: $$logmsg .= &mt('New student role for [_1] in section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9300: }
1.443 albertel 9301: } else {
1.628 raeburn 9302: if ($sec eq '') {
9303: $$logmsg .= &mt('Student [_1] assigned to course [_2] without a section.',$uname,$cid).$linefeed;
9304: } else {
9305: $$logmsg .= &mt('Student [_1] assigned to section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9306: }
1.443 albertel 9307: }
9308: } else {
1.628 raeburn 9309: if ($secchange) {
9310: $$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;
9311: } else {
9312: $$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
9313: }
1.443 albertel 9314: }
9315: $result = $modify_section_result;
9316: } elsif ($secchange == 1) {
1.628 raeburn 9317: if ($oldsec eq '') {
9318: $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_3] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
9319: } else {
9320: $$logmsg .= &mt('Error when attempting to expire existing role for [_1] in section [_2] in course [_3] -error: ',$uname,$oldsec,$cid).' '.$expire_role_result.$linefeed;
9321: }
1.626 raeburn 9322: if ($expire_role_result eq 'refused') {
9323: my $newsecurl = '/'.$cid;
9324: $newsecurl =~ s/\_/\//g;
9325: if ($sec ne '') {
9326: $newsecurl.='/'.$sec;
9327: }
9328: if (&Apache::lonnet::allowed('cst',$newsecurl) && !(&Apache::lonnet::allowed('cst',$oldsecurl))) {
9329: if ($sec eq '') {
9330: $$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;
9331: } else {
9332: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments in other sections.',$sec).$linefeed;
9333: }
9334: }
9335: }
1.443 albertel 9336: }
9337: } else {
1.626 raeburn 9338: $$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 9339: $result = "error: incomplete course id\n";
9340: }
9341: return $result;
9342: }
9343:
9344: ############################################################
9345: ############################################################
9346:
1.566 albertel 9347: sub check_clone {
1.578 raeburn 9348: my ($args,$linefeed) = @_;
1.566 albertel 9349: my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
9350: my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
9351: my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
9352: my $clonemsg;
9353: my $can_clone = 0;
9354:
9355: if ($clonehome eq 'no_host') {
1.578 raeburn 9356: $clonemsg = &mt('No new course created.').$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 9357: } else {
9358: my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
1.568 albertel 9359: if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
1.566 albertel 9360: $can_clone = 1;
9361: } else {
9362: my %clonehash = &Apache::lonnet::get('environment',['cloners'],
9363: $args->{'clonedomain'},$args->{'clonecourse'});
9364: my @cloners = split(/,/,$clonehash{'cloners'});
1.578 raeburn 9365: if (grep(/^\*$/,@cloners)) {
9366: $can_clone = 1;
9367: } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
9368: $can_clone = 1;
9369: } else {
9370: my %roleshash =
9371: &Apache::lonnet::get_my_roles($args->{'ccuname'},
9372: $args->{'ccdomain'},
9373: 'userroles',['active'],['cc'],
9374: [$args->{'clonedomain'}]);
9375: if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
9376: $can_clone = 1;
9377: } else {
9378: $clonemsg = &mt('No new course created.').$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'},$clonedesc{'description'});
9379: }
1.566 albertel 9380: }
1.578 raeburn 9381: }
1.566 albertel 9382: }
9383: return ($can_clone, $clonemsg, $cloneid, $clonehome);
9384: }
9385:
1.444 albertel 9386: sub construct_course {
1.541 raeburn 9387: my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
1.444 albertel 9388: my $outcome;
1.541 raeburn 9389: my $linefeed = '<br />'."\n";
9390: if ($context eq 'auto') {
9391: $linefeed = "\n";
9392: }
1.566 albertel 9393:
9394: #
9395: # Are we cloning?
9396: #
9397: my ($can_clone, $clonemsg, $cloneid, $clonehome);
9398: if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
1.578 raeburn 9399: ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
1.566 albertel 9400: if ($context ne 'auto') {
1.578 raeburn 9401: if ($clonemsg ne '') {
9402: $clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
9403: }
1.566 albertel 9404: }
9405: $outcome .= $clonemsg.$linefeed;
9406:
9407: if (!$can_clone) {
9408: return (0,$outcome);
9409: }
9410: }
9411:
1.444 albertel 9412: #
9413: # Open course
9414: #
9415: my $crstype = lc($args->{'crstype'});
9416: my %cenv=();
9417: $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
9418: $args->{'cdescr'},
9419: $args->{'curl'},
9420: $args->{'course_home'},
9421: $args->{'nonstandard'},
9422: $args->{'crscode'},
9423: $args->{'ccuname'}.':'.
9424: $args->{'ccdomain'},
9425: $args->{'crstype'});
9426:
9427: # Note: The testing routines depend on this being output; see
9428: # Utils::Course. This needs to at least be output as a comment
9429: # if anyone ever decides to not show this, and Utils::Course::new
9430: # will need to be suitably modified.
1.541 raeburn 9431: $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
1.444 albertel 9432: #
9433: # Check if created correctly
9434: #
1.479 albertel 9435: ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
1.444 albertel 9436: my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
1.541 raeburn 9437: $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
1.566 albertel 9438:
1.444 albertel 9439: #
1.566 albertel 9440: # Do the cloning
9441: #
9442: if ($can_clone && $cloneid) {
9443: $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
9444: if ($context ne 'auto') {
9445: $clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
9446: }
9447: $outcome .= $clonemsg.$linefeed;
9448: my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
1.444 albertel 9449: # Copy all files
1.637 www 9450: &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
1.444 albertel 9451: # Restore URL
1.566 albertel 9452: $cenv{'url'}=$oldcenv{'url'};
1.444 albertel 9453: # Restore title
1.566 albertel 9454: $cenv{'description'}=$oldcenv{'description'};
1.444 albertel 9455: # Mark as cloned
1.566 albertel 9456: $cenv{'clonedfrom'}=$cloneid;
1.638 www 9457: # Need to clone grading mode
9458: my %newenv=&Apache::lonnet::get('environment',['grading'],$$crsudom,$$crsunum);
9459: $cenv{'grading'}=$newenv{'grading'};
9460: # Do not clone these environment entries
9461: &Apache::lonnet::del('environment',
9462: ['default_enrollment_start_date',
9463: 'default_enrollment_end_date',
9464: 'question.email',
9465: 'policy.email',
9466: 'comment.email',
9467: 'pch.users.denied',
1.725 raeburn 9468: 'plc.users.denied',
9469: 'hidefromcat',
9470: 'categories'],
1.638 www 9471: $$crsudom,$$crsunum);
1.444 albertel 9472: }
1.566 albertel 9473:
1.444 albertel 9474: #
9475: # Set environment (will override cloned, if existing)
9476: #
9477: my @sections = ();
9478: my @xlists = ();
9479: if ($args->{'crstype'}) {
9480: $cenv{'type'}=$args->{'crstype'};
9481: }
9482: if ($args->{'crsid'}) {
9483: $cenv{'courseid'}=$args->{'crsid'};
9484: }
9485: if ($args->{'crscode'}) {
9486: $cenv{'internal.coursecode'}=$args->{'crscode'};
9487: }
9488: if ($args->{'crsquota'} ne '') {
9489: $cenv{'internal.coursequota'}=$args->{'crsquota'};
9490: } else {
9491: $cenv{'internal.coursequota'}=$args->{'crsquota'} = 20;
9492: }
9493: if ($args->{'ccuname'}) {
9494: $cenv{'internal.courseowner'} = $args->{'ccuname'}.
9495: ':'.$args->{'ccdomain'};
9496: } else {
9497: $cenv{'internal.courseowner'} = $args->{'curruser'};
9498: }
9499: my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
9500: if ($args->{'crssections'}) {
9501: $cenv{'internal.sectionnums'} = '';
9502: if ($args->{'crssections'} =~ m/,/) {
9503: @sections = split/,/,$args->{'crssections'};
9504: } else {
9505: $sections[0] = $args->{'crssections'};
9506: }
9507: if (@sections > 0) {
9508: foreach my $item (@sections) {
9509: my ($sec,$gp) = split/:/,$item;
9510: my $class = $args->{'crscode'}.$sec;
9511: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
9512: $cenv{'internal.sectionnums'} .= $item.',';
9513: unless ($addcheck eq 'ok') {
9514: push @badclasses, $class;
9515: }
9516: }
9517: $cenv{'internal.sectionnums'} =~ s/,$//;
9518: }
9519: }
9520: # do not hide course coordinator from staff listing,
9521: # even if privileged
9522: $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9523: # add crosslistings
9524: if ($args->{'crsxlist'}) {
9525: $cenv{'internal.crosslistings'}='';
9526: if ($args->{'crsxlist'} =~ m/,/) {
9527: @xlists = split/,/,$args->{'crsxlist'};
9528: } else {
9529: $xlists[0] = $args->{'crsxlist'};
9530: }
9531: if (@xlists > 0) {
9532: foreach my $item (@xlists) {
9533: my ($xl,$gp) = split/:/,$item;
9534: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
9535: $cenv{'internal.crosslistings'} .= $item.',';
9536: unless ($addcheck eq 'ok') {
9537: push @badclasses, $xl;
9538: }
9539: }
9540: $cenv{'internal.crosslistings'} =~ s/,$//;
9541: }
9542: }
9543: if ($args->{'autoadds'}) {
9544: $cenv{'internal.autoadds'}=$args->{'autoadds'};
9545: }
9546: if ($args->{'autodrops'}) {
9547: $cenv{'internal.autodrops'}=$args->{'autodrops'};
9548: }
9549: # check for notification of enrollment changes
9550: my @notified = ();
9551: if ($args->{'notify_owner'}) {
9552: if ($args->{'ccuname'} ne '') {
9553: push(@notified,$args->{'ccuname'}.':'.$args->{'ccdomain'});
9554: }
9555: }
9556: if ($args->{'notify_dc'}) {
9557: if ($uname ne '') {
1.630 raeburn 9558: push(@notified,$uname.':'.$udom);
1.444 albertel 9559: }
9560: }
9561: if (@notified > 0) {
9562: my $notifylist;
9563: if (@notified > 1) {
9564: $notifylist = join(',',@notified);
9565: } else {
9566: $notifylist = $notified[0];
9567: }
9568: $cenv{'internal.notifylist'} = $notifylist;
9569: }
9570: if (@badclasses > 0) {
9571: my %lt=&Apache::lonlocal::texthash(
9572: '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',
9573: 'dnhr' => 'does not have rights to access enrollment in these classes',
9574: 'adby' => 'as determined by the policies of your institution on access to official classlists'
9575: );
1.541 raeburn 9576: my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
9577: ' ('.$lt{'adby'}.')';
9578: if ($context eq 'auto') {
9579: $outcome .= $badclass_msg.$linefeed;
1.566 albertel 9580: $outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
1.541 raeburn 9581: foreach my $item (@badclasses) {
9582: if ($context eq 'auto') {
9583: $outcome .= " - $item\n";
9584: } else {
9585: $outcome .= "<li>$item</li>\n";
9586: }
9587: }
9588: if ($context eq 'auto') {
9589: $outcome .= $linefeed;
9590: } else {
1.566 albertel 9591: $outcome .= "</ul><br /><br /></div>\n";
1.541 raeburn 9592: }
9593: }
1.444 albertel 9594: }
9595: if ($args->{'no_end_date'}) {
9596: $args->{'endaccess'} = 0;
9597: }
9598: $cenv{'internal.autostart'}=$args->{'enrollstart'};
9599: $cenv{'internal.autoend'}=$args->{'enrollend'};
9600: $cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
9601: $cenv{'default_enrollment_end_date'}=$args->{'endaccess'};
9602: if ($args->{'showphotos'}) {
9603: $cenv{'internal.showphotos'}=$args->{'showphotos'};
9604: }
9605: $cenv{'internal.authtype'} = $args->{'authtype'};
9606: $cenv{'internal.autharg'} = $args->{'autharg'};
9607: if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
9608: if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'} eq '') {
1.541 raeburn 9609: my $krb_msg = &mt('As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student');
9610: if ($context eq 'auto') {
9611: $outcome .= $krb_msg;
9612: } else {
1.566 albertel 9613: $outcome .= '<span class="LC_error">'.$krb_msg.'</span>';
1.541 raeburn 9614: }
9615: $outcome .= $linefeed;
1.444 albertel 9616: }
9617: }
9618: if (($args->{'ccdomain'}) && ($args->{'ccuname'})) {
9619: if ($args->{'setpolicy'}) {
9620: $cenv{'policy.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9621: }
9622: if ($args->{'setcontent'}) {
9623: $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9624: }
9625: }
9626: if ($args->{'reshome'}) {
9627: $cenv{'reshome'}=$args->{'reshome'}.'/';
9628: $cenv{'reshome'}=~s/\/+$/\//;
9629: }
9630: #
9631: # course has keyed access
9632: #
9633: if ($args->{'setkeys'}) {
9634: $cenv{'keyaccess'}='yes';
9635: }
9636: # if specified, key authority is not course, but user
9637: # only active if keyaccess is yes
9638: if ($args->{'keyauth'}) {
1.487 albertel 9639: my ($user,$domain) = split(':',$args->{'keyauth'});
9640: $user = &LONCAPA::clean_username($user);
9641: $domain = &LONCAPA::clean_username($domain);
1.488 foxr 9642: if ($user ne '' && $domain ne '') {
1.487 albertel 9643: $cenv{'keyauth'}=$user.':'.$domain;
1.444 albertel 9644: }
9645: }
9646:
9647: if ($args->{'disresdis'}) {
9648: $cenv{'pch.roles.denied'}='st';
9649: }
9650: if ($args->{'disablechat'}) {
9651: $cenv{'plc.roles.denied'}='st';
9652: }
9653:
9654: # Record we've not yet viewed the Course Initialization Helper for this
9655: # course
9656: $cenv{'course.helper.not.run'} = 1;
9657: #
9658: # Use new Randomseed
9659: #
9660: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
9661: $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
9662: #
9663: # The encryption code and receipt prefix for this course
9664: #
9665: $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
9666: $cenv{'internal.encpref'}=100+int(9*rand(99));
9667: #
9668: # By default, use standard grading
9669: if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
9670:
1.541 raeburn 9671: $outcome .= $linefeed.&mt('Setting environment').': '.
9672: &Apache::lonnet::put('environment',\%cenv,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9673: #
9674: # Open all assignments
9675: #
9676: if ($args->{'openall'}) {
9677: my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
9678: my %storecontent = ($storeunder => time,
9679: $storeunder.'.type' => 'date_start');
9680:
9681: $outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
1.541 raeburn 9682: ('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9683: }
9684: #
9685: # Set first page
9686: #
9687: unless (($args->{'nonstandard'}) || ($args->{'firstres'} eq 'blank')
9688: || ($cloneid)) {
1.445 albertel 9689: use LONCAPA::map;
1.444 albertel 9690: $outcome .= &mt('Setting first resource').': ';
1.445 albertel 9691:
9692: my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
9693: my ($errtext,$fatal)=&LONCAPA::map::mapread($map);
9694:
1.444 albertel 9695: $outcome .= ($fatal?$errtext:'read ok').' - ';
9696: my $title; my $url;
9697: if ($args->{'firstres'} eq 'syl') {
1.690 bisitz 9698: $title=&mt('Syllabus');
1.444 albertel 9699: $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
9700: } else {
1.690 bisitz 9701: $title=&mt('Navigate Contents');
1.444 albertel 9702: $url='/adm/navmaps';
9703: }
1.445 albertel 9704:
9705: $LONCAPA::map::resources[1]=$title.':'.$url.':false:start:res';
9706: (my $outtext,$errtext) = &LONCAPA::map::storemap($map,1);
9707:
9708: if ($errtext) { $fatal=2; }
1.541 raeburn 9709: $outcome .= ($fatal?$errtext:'write ok').$linefeed;
1.444 albertel 9710: }
1.566 albertel 9711:
9712: return (1,$outcome);
1.444 albertel 9713: }
9714:
9715: ############################################################
9716: ############################################################
9717:
1.378 raeburn 9718: sub course_type {
9719: my ($cid) = @_;
9720: if (!defined($cid)) {
9721: $cid = $env{'request.course.id'};
9722: }
1.404 albertel 9723: if (defined($env{'course.'.$cid.'.type'})) {
9724: return $env{'course.'.$cid.'.type'};
1.378 raeburn 9725: } else {
9726: return 'Course';
1.377 raeburn 9727: }
9728: }
1.156 albertel 9729:
1.406 raeburn 9730: sub group_term {
9731: my $crstype = &course_type();
9732: my %names = (
9733: 'Course' => 'group',
9734: 'Group' => 'team',
9735: );
9736: return $names{$crstype};
9737: }
9738:
1.156 albertel 9739: sub icon {
9740: my ($file)=@_;
1.505 albertel 9741: my $curfext = lc((split(/\./,$file))[-1]);
1.168 albertel 9742: my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
1.156 albertel 9743: my $embstyle = &Apache::loncommon::fileembstyle($curfext);
1.168 albertel 9744: if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {
9745: if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
9746: $Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9747: $curfext.".gif") {
9748: $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9749: $curfext.".gif";
9750: }
9751: }
1.249 albertel 9752: return &lonhttpdurl($iconname);
1.154 albertel 9753: }
1.84 albertel 9754:
1.575 albertel 9755: sub lonhttpdurl {
1.692 www 9756: #
9757: # Had been used for "small fry" static images on separate port 8080.
9758: # Modify here if lightweight http functionality desired again.
9759: # Currently eliminated due to increasing firewall issues.
9760: #
1.575 albertel 9761: my ($url)=@_;
1.692 www 9762: return $url;
1.215 albertel 9763: }
9764:
1.213 albertel 9765: sub connection_aborted {
9766: my ($r)=@_;
9767: $r->print(" ");$r->rflush();
9768: my $c = $r->connection;
9769: return $c->aborted();
9770: }
9771:
1.221 foxr 9772: # Escapes strings that may have embedded 's that will be put into
1.222 foxr 9773: # strings as 'strings'.
9774: sub escape_single {
1.221 foxr 9775: my ($input) = @_;
1.223 albertel 9776: $input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
1.221 foxr 9777: $input =~ s/\'/\\\'/g; # Esacpe the 's....
9778: return $input;
9779: }
1.223 albertel 9780:
1.222 foxr 9781: # Same as escape_single, but escape's "'s This
9782: # can be used for "strings"
9783: sub escape_double {
9784: my ($input) = @_;
9785: $input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
9786: $input =~ s/\"/\\\"/g; # Esacpe the "s....
9787: return $input;
9788: }
1.223 albertel 9789:
1.222 foxr 9790: # Escapes the last element of a full URL.
9791: sub escape_url {
9792: my ($url) = @_;
1.238 raeburn 9793: my @urlslices = split(/\//, $url,-1);
1.369 www 9794: my $lastitem = &escape(pop(@urlslices));
1.223 albertel 9795: return join('/',@urlslices).'/'.$lastitem;
1.222 foxr 9796: }
1.462 albertel 9797:
9798: # -------------------------------------------------------- Initliaze user login
9799: sub init_user_environment {
1.463 albertel 9800: my ($r, $username, $domain, $authhost, $form, $args) = @_;
1.462 albertel 9801: my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
9802:
9803: my $public=($username eq 'public' && $domain eq 'public');
9804:
9805: # See if old ID present, if so, remove
9806:
9807: my ($filename,$cookie,$userroles);
9808: my $now=time;
9809:
9810: if ($public) {
9811: my $max_public=100;
9812: my $oldest;
9813: my $oldest_time=0;
9814: for(my $next=1;$next<=$max_public;$next++) {
9815: if (-e $lonids."/publicuser_$next.id") {
9816: my $mtime=(stat($lonids."/publicuser_$next.id"))[9];
9817: if ($mtime<$oldest_time || !$oldest_time) {
9818: $oldest_time=$mtime;
9819: $oldest=$next;
9820: }
9821: } else {
9822: $cookie="publicuser_$next";
9823: last;
9824: }
9825: }
9826: if (!$cookie) { $cookie="publicuser_$oldest"; }
9827: } else {
1.463 albertel 9828: # if this isn't a robot, kill any existing non-robot sessions
9829: if (!$args->{'robot'}) {
9830: opendir(DIR,$lonids);
9831: while ($filename=readdir(DIR)) {
9832: if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
9833: unlink($lonids.'/'.$filename);
9834: }
1.462 albertel 9835: }
1.463 albertel 9836: closedir(DIR);
1.462 albertel 9837: }
9838: # Give them a new cookie
1.463 albertel 9839: my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
1.684 www 9840: : $now.$$.int(rand(10000)));
1.463 albertel 9841: $cookie="$username\_$id\_$domain\_$authhost";
1.462 albertel 9842:
9843: # Initialize roles
9844:
9845: $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost);
9846: }
9847: # ------------------------------------ Check browser type and MathML capability
9848:
9849: my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
9850: $clientunicode,$clientos) = &decode_user_agent($r);
9851:
9852: # -------------------------------------- Any accessibility options to remember?
9853: if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
9854: foreach my $option ('imagesuppress','appletsuppress',
9855: 'embedsuppress','fontenhance','blackwhite') {
9856: if ($form->{$option} eq 'true') {
9857: &Apache::lonnet::put('environment',{$option => 'on'},
9858: $domain,$username);
9859: } else {
9860: &Apache::lonnet::del('environment',[$option],
9861: $domain,$username);
9862: }
9863: }
9864: }
9865: # ------------------------------------------------------------- Get environment
9866:
9867: my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
9868: my ($tmp) = keys(%userenv);
9869: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
9870: # default remote control to off
9871: if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
9872: } else {
9873: undef(%userenv);
9874: }
9875: if (($userenv{'interface'}) && (!$form->{'interface'})) {
9876: $form->{'interface'}=$userenv{'interface'};
9877: }
9878: $env{'environment.remote'}=$userenv{'remote'};
9879: if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
9880:
9881: # --------------- Do not trust query string to be put directly into environment
9882: foreach my $option ('imagesuppress','appletsuppress',
9883: 'embedsuppress','fontenhance','blackwhite',
9884: 'interface','localpath','localres') {
9885: $form->{$option}=~s/[\n\r\=]//gs;
9886: }
9887: # --------------------------------------------------------- Write first profile
9888:
9889: {
9890: my %initial_env =
9891: ("user.name" => $username,
9892: "user.domain" => $domain,
9893: "user.home" => $authhost,
9894: "browser.type" => $clientbrowser,
9895: "browser.version" => $clientversion,
9896: "browser.mathml" => $clientmathml,
9897: "browser.unicode" => $clientunicode,
9898: "browser.os" => $clientos,
9899: "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
9900: "request.course.fn" => '',
9901: "request.course.uri" => '',
9902: "request.course.sec" => '',
9903: "request.role" => 'cm',
9904: "request.role.adv" => $env{'user.adv'},
9905: "request.host" => $ENV{'REMOTE_ADDR'},);
9906:
9907: if ($form->{'localpath'}) {
9908: $initial_env{"browser.localpath"} = $form->{'localpath'};
9909: $initial_env{"browser.localres"} = $form->{'localres'};
9910: }
9911:
9912: if ($public) {
9913: $initial_env{"environment.remote"} = "off";
9914: }
9915: if ($form->{'interface'}) {
9916: $form->{'interface'}=~s/\W//gs;
9917: $initial_env{"browser.interface"} = $form->{'interface'};
9918: $env{'browser.interface'}=$form->{'interface'};
9919: foreach my $option ('imagesuppress','appletsuppress',
9920: 'embedsuppress','fontenhance','blackwhite') {
9921: if (($form->{$option} eq 'true') ||
9922: ($userenv{$option} eq 'on')) {
9923: $initial_env{"browser.$option"} = "on";
9924: }
9925: }
9926: }
9927:
1.724 raeburn 9928: foreach my $tool ('aboutme','blog','portfolio') {
9929: $userenv{'availabletools.'.$tool} =
9930: &Apache::lonnet::usertools_access($username,$domain,$tool,'reload');
9931: }
9932:
1.462 albertel 9933: $env{'user.environment'} = "$lonids/$cookie.id";
9934:
9935: if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
9936: &GDBM_WRCREAT(),0640)) {
9937: &_add_to_env(\%disk_env,\%initial_env);
9938: &_add_to_env(\%disk_env,\%userenv,'environment.');
9939: &_add_to_env(\%disk_env,$userroles);
1.463 albertel 9940: if (ref($args->{'extra_env'})) {
9941: &_add_to_env(\%disk_env,$args->{'extra_env'});
9942: }
1.462 albertel 9943: untie(%disk_env);
9944: } else {
1.705 tempelho 9945: &Apache::lonnet::logthis("<span style=\"color:blue;\">WARNING: ".
9946: 'Could not create environment storage in lonauth: '.$!.'</span>');
1.462 albertel 9947: return 'error: '.$!;
9948: }
9949: }
9950: $env{'request.role'}='cm';
9951: $env{'request.role.adv'}=$env{'user.adv'};
9952: $env{'browser.type'}=$clientbrowser;
9953:
9954: return $cookie;
9955:
9956: }
9957:
9958: sub _add_to_env {
9959: my ($idf,$env_data,$prefix) = @_;
1.676 raeburn 9960: if (ref($env_data) eq 'HASH') {
9961: while (my ($key,$value) = each(%$env_data)) {
9962: $idf->{$prefix.$key} = $value;
9963: $env{$prefix.$key} = $value;
9964: }
1.462 albertel 9965: }
9966: }
9967:
1.685 tempelho 9968: # --- Get the symbolic name of a problem and the url
9969: sub get_symb {
9970: my ($request,$silent) = @_;
1.726 raeburn 9971: (my $url=$env{'form.url'}) =~ s-^https?\://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
1.685 tempelho 9972: my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
9973: if ($symb eq '') {
9974: if (!$silent) {
9975: $request->print("Unable to handle ambiguous references:$url:.");
9976: return ();
9977: }
9978: }
9979: &Apache::lonenc::check_decrypt(\$symb);
9980: return ($symb);
9981: }
9982:
9983: # --------------------------------------------------------------Get annotation
9984:
9985: sub get_annotation {
9986: my ($symb,$enc) = @_;
9987:
9988: my $key = $symb;
9989: if (!$enc) {
9990: $key =
9991: &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
9992: }
9993: my %annotation=&Apache::lonnet::get('nohist_annotations',[$key]);
9994: return $annotation{$key};
9995: }
9996:
9997: sub clean_symb {
1.731 raeburn 9998: my ($symb,$delete_enc) = @_;
1.685 tempelho 9999:
10000: &Apache::lonenc::check_decrypt(\$symb);
10001: my $enc = $env{'request.enc'};
1.731 raeburn 10002: if ($delete_enc) {
1.730 raeburn 10003: delete($env{'request.enc'});
10004: }
1.685 tempelho 10005:
10006: return ($symb,$enc);
10007: }
1.462 albertel 10008:
1.41 ng 10009: =pod
10010:
10011: =back
10012:
1.112 bowersj2 10013: =cut
1.41 ng 10014:
1.112 bowersj2 10015: 1;
10016: __END__;
1.41 ng 10017:
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