Annotation of loncom/interface/loncommon.pm, revision 1.737
1.10 albertel 1: # The LearningOnline Network with CAPA
1.1 albertel 2: # a pile of common routines
1.10 albertel 3: #
1.737 ! tempelho 4: # $Id: loncommon.pm,v 1.736 2009/01/28 13:49:50 muellerd Exp $
1.10 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.1 albertel 28:
29: # Makes a table out of the previous attempts
1.2 albertel 30: # Inputs result_from_symbread, user, domain, course_id
1.16 harris41 31: # Reads in non-network-related .tab files
1.1 albertel 32:
1.35 matthew 33: # POD header:
34:
1.45 matthew 35: =pod
36:
1.35 matthew 37: =head1 NAME
38:
39: Apache::loncommon - pile of common routines
40:
41: =head1 SYNOPSIS
42:
1.112 bowersj2 43: Common routines for manipulating connections, student answers,
44: domains, common Javascript fragments, etc.
1.35 matthew 45:
1.112 bowersj2 46: =head1 OVERVIEW
1.35 matthew 47:
1.112 bowersj2 48: A collection of commonly used subroutines that don't have a natural
49: home anywhere else. This collection helps remove
1.35 matthew 50: redundancy from other modules and increase efficiency of memory usage.
51:
52: =cut
53:
54: # End of POD header
1.1 albertel 55: package Apache::loncommon;
56:
57: use strict;
1.258 albertel 58: use Apache::lonnet;
1.46 matthew 59: use GDBM_File;
1.51 www 60: use POSIX qw(strftime mktime);
1.82 www 61: use Apache::lonmenu();
1.498 albertel 62: use Apache::lonenc();
1.117 www 63: use Apache::lonlocal;
1.685 tempelho 64: use Apache::lonnet();
1.139 matthew 65: use HTML::Entities;
1.334 albertel 66: use Apache::lonhtmlcommon();
67: use Apache::loncoursedata();
1.344 albertel 68: use Apache::lontexconvert();
1.444 albertel 69: use Apache::lonclonecourse();
1.479 albertel 70: use LONCAPA qw(:DEFAULT :match);
1.657 raeburn 71: use DateTime::TimeZone;
1.687 raeburn 72: use DateTime::Locale::Catalog;
1.117 www 73:
1.517 raeburn 74: # ---------------------------------------------- Designs
75: use vars qw(%defaultdesign);
76:
1.22 www 77: my $readit;
78:
1.517 raeburn 79:
1.157 matthew 80: ##
81: ## Global Variables
82: ##
1.46 matthew 83:
1.643 foxr 84:
85: # ----------------------------------------------- SSI with retries:
86: #
87:
88: =pod
89:
1.648 raeburn 90: =head1 Server Side include with retries:
1.643 foxr 91:
92: =over 4
93:
1.648 raeburn 94: =item * &ssi_with_retries(resource,retries form)
1.643 foxr 95:
96: Performs an ssi with some number of retries. Retries continue either
97: until the result is ok or until the retry count supplied by the
98: caller is exhausted.
99:
100: Inputs:
1.648 raeburn 101:
102: =over 4
103:
1.643 foxr 104: resource - Identifies the resource to insert.
1.648 raeburn 105:
1.643 foxr 106: retries - Count of the number of retries allowed.
1.648 raeburn 107:
1.643 foxr 108: form - Hash that identifies the rendering options.
109:
1.648 raeburn 110: =back
111:
112: Returns:
113:
114: =over 4
115:
1.643 foxr 116: content - The content of the response. If retries were exhausted this is empty.
1.648 raeburn 117:
1.643 foxr 118: response - The response from the last attempt (which may or may not have been successful.
119:
1.648 raeburn 120: =back
121:
122: =back
123:
1.643 foxr 124: =cut
125:
126: sub ssi_with_retries {
127: my ($resource, $retries, %form) = @_;
128:
129:
130: my $ok = 0; # True if we got a good response.
131: my $content;
132: my $response;
133:
134: # Try to get the ssi done. within the retries count:
135:
136: do {
137: ($content, $response) = &Apache::lonnet::ssi($resource, %form);
138: $ok = $response->is_success;
1.650 www 139: if (!$ok) {
140: &Apache::lonnet::logthis("Failed ssi_with_retries on $resource: ".$response->is_success.', '.$response->code.', '.$response->message);
141: }
1.643 foxr 142: $retries--;
143: } while (!$ok && ($retries > 0));
144:
145: if (!$ok) {
146: $content = ''; # On error return an empty content.
147: }
148: return ($content, $response);
149:
150: }
151:
152:
153:
1.20 www 154: # ----------------------------------------------- Filetypes/Languages/Copyright
1.12 harris41 155: my %language;
1.124 www 156: my %supported_language;
1.12 harris41 157: my %cprtag;
1.192 taceyjo1 158: my %scprtag;
1.351 www 159: my %fe; my %fd; my %fm;
1.41 ng 160: my %category_extensions;
1.12 harris41 161:
1.46 matthew 162: # ---------------------------------------------- Thesaurus variables
1.144 matthew 163: #
164: # %Keywords:
165: # A hash used by &keyword to determine if a word is considered a keyword.
166: # $thesaurus_db_file
167: # Scalar containing the full path to the thesaurus database.
1.46 matthew 168:
169: my %Keywords;
170: my $thesaurus_db_file;
171:
1.144 matthew 172: #
173: # Initialize values from language.tab, copyright.tab, filetypes.tab,
174: # thesaurus.tab, and filecategories.tab.
175: #
1.18 www 176: BEGIN {
1.46 matthew 177: # Variable initialization
178: $thesaurus_db_file = $Apache::lonnet::perlvar{'lonTabDir'}."/thesaurus.db";
179: #
1.22 www 180: unless ($readit) {
1.12 harris41 181: # ------------------------------------------------------------------- languages
182: {
1.158 raeburn 183: my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
184: '/language.tab';
185: if ( open(my $fh,"<$langtabfile") ) {
1.356 albertel 186: while (my $line = <$fh>) {
187: next if ($line=~/^\#/);
188: chomp($line);
189: my ($key,$two,$country,$three,$enc,$val,$sup)=(split(/\t/,$line));
1.158 raeburn 190: $language{$key}=$val.' - '.$enc;
191: if ($sup) {
192: $supported_language{$key}=$sup;
193: }
194: }
195: close($fh);
196: }
1.12 harris41 197: }
198: # ------------------------------------------------------------------ copyrights
199: {
1.158 raeburn 200: my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
201: '/copyright.tab';
202: if ( open (my $fh,"<$copyrightfile") ) {
1.356 albertel 203: while (my $line = <$fh>) {
204: next if ($line=~/^\#/);
205: chomp($line);
206: my ($key,$val)=(split(/\s+/,$line,2));
1.158 raeburn 207: $cprtag{$key}=$val;
208: }
209: close($fh);
210: }
1.12 harris41 211: }
1.351 www 212: # ----------------------------------------------------------- source copyrights
1.192 taceyjo1 213: {
214: my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
215: '/source_copyright.tab';
216: if ( open (my $fh,"<$sourcecopyrightfile") ) {
1.356 albertel 217: while (my $line = <$fh>) {
218: next if ($line =~ /^\#/);
219: chomp($line);
220: my ($key,$val)=(split(/\s+/,$line,2));
1.192 taceyjo1 221: $scprtag{$key}=$val;
222: }
223: close($fh);
224: }
225: }
1.63 www 226:
1.517 raeburn 227: # -------------------------------------------------------------- default domain designs
1.63 www 228: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
1.517 raeburn 229: my $designfile = $designdir.'/default.tab';
230: if ( open (my $fh,"<$designfile") ) {
231: while (my $line = <$fh>) {
232: next if ($line =~ /^\#/);
233: chomp($line);
234: my ($key,$val)=(split(/\=/,$line));
235: if ($val) { $defaultdesign{$key}=$val; }
236: }
237: close($fh);
1.63 www 238: }
239:
1.15 harris41 240: # ------------------------------------------------------------- file categories
241: {
1.158 raeburn 242: my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}.
243: '/filecategories.tab';
244: if ( open (my $fh,"<$categoryfile") ) {
1.356 albertel 245: while (my $line = <$fh>) {
246: next if ($line =~ /^\#/);
247: chomp($line);
248: my ($extension,$category)=(split(/\s+/,$line,2));
1.158 raeburn 249: push @{$category_extensions{lc($category)}},$extension;
250: }
251: close($fh);
252: }
253:
1.15 harris41 254: }
1.12 harris41 255: # ------------------------------------------------------------------ file types
256: {
1.158 raeburn 257: my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}.
258: '/filetypes.tab';
259: if ( open (my $fh,"<$typesfile") ) {
1.356 albertel 260: while (my $line = <$fh>) {
261: next if ($line =~ /^\#/);
262: chomp($line);
263: my ($ending,$emb,$mime,$descr)=split(/\s+/,$line,4);
1.158 raeburn 264: if ($descr ne '') {
265: $fe{$ending}=lc($emb);
266: $fd{$ending}=$descr;
1.351 www 267: if ($mime ne 'unk') { $fm{$ending}=$mime; }
1.158 raeburn 268: }
269: }
270: close($fh);
271: }
1.12 harris41 272: }
1.22 www 273: &Apache::lonnet::logthis(
1.705 tempelho 274: "<span style='color:yellow;'>INFO: Read file types</span>");
1.22 www 275: $readit=1;
1.46 matthew 276: } # end of unless($readit)
1.32 matthew 277:
278: }
1.112 bowersj2 279:
1.42 matthew 280: ###############################################################
281: ## HTML and Javascript Helper Functions ##
282: ###############################################################
283:
284: =pod
285:
1.112 bowersj2 286: =head1 HTML and Javascript Functions
1.42 matthew 287:
1.112 bowersj2 288: =over 4
289:
1.648 raeburn 290: =item * &browser_and_searcher_javascript()
1.112 bowersj2 291:
292: X<browsing, javascript>X<searching, javascript>Returns a string
293: containing javascript with two functions, C<openbrowser> and
294: C<opensearcher>. Returned string does not contain E<lt>scriptE<gt>
295: tags.
1.42 matthew 296:
1.648 raeburn 297: =item * &openbrowser(formname,elementname,only,omit) [javascript]
1.42 matthew 298:
299: inputs: formname, elementname, only, omit
300:
301: formname and elementname indicate the name of the html form and name of
302: the element that the results of the browsing selection are to be placed in.
303:
304: Specifying 'only' will restrict the browser to displaying only files
1.185 www 305: with the given extension. Can be a comma separated list.
1.42 matthew 306:
307: Specifying 'omit' will restrict the browser to NOT displaying files
1.185 www 308: with the given extension. Can be a comma separated list.
1.42 matthew 309:
1.648 raeburn 310: =item * &opensearcher(formname,elementname) [javascript]
1.42 matthew 311:
312: Inputs: formname, elementname
313:
314: formname and elementname specify the name of the html form and the name
315: of the element the selection from the search results will be placed in.
1.542 raeburn 316:
1.42 matthew 317: =cut
318:
319: sub browser_and_searcher_javascript {
1.199 albertel 320: my ($mode)=@_;
321: if (!defined($mode)) { $mode='edit'; }
1.453 albertel 322: my $resurl=&escape_single(&lastresurl());
1.42 matthew 323: return <<END;
1.219 albertel 324: // <!-- BEGIN LON-CAPA Internal
1.50 matthew 325: var editbrowser = null;
1.135 albertel 326: function openbrowser(formname,elementname,only,omit,titleelement) {
1.170 www 327: var url = '$resurl/?';
1.42 matthew 328: if (editbrowser == null) {
329: url += 'launch=1&';
330: }
331: url += 'catalogmode=interactive&';
1.199 albertel 332: url += 'mode=$mode&';
1.611 albertel 333: url += 'inhibitmenu=yes&';
1.42 matthew 334: url += 'form=' + formname + '&';
335: if (only != null) {
336: url += 'only=' + only + '&';
1.217 albertel 337: } else {
338: url += 'only=&';
339: }
1.42 matthew 340: if (omit != null) {
341: url += 'omit=' + omit + '&';
1.217 albertel 342: } else {
343: url += 'omit=&';
344: }
1.135 albertel 345: if (titleelement != null) {
346: url += 'titleelement=' + titleelement + '&';
1.217 albertel 347: } else {
348: url += 'titleelement=&';
349: }
1.42 matthew 350: url += 'element=' + elementname + '';
351: var title = 'Browser';
1.435 albertel 352: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 353: options += ',width=700,height=600';
354: editbrowser = open(url,title,options,'1');
355: editbrowser.focus();
356: }
357: var editsearcher;
1.135 albertel 358: function opensearcher(formname,elementname,titleelement) {
1.42 matthew 359: var url = '/adm/searchcat?';
360: if (editsearcher == null) {
361: url += 'launch=1&';
362: }
363: url += 'catalogmode=interactive&';
1.199 albertel 364: url += 'mode=$mode&';
1.42 matthew 365: url += 'form=' + formname + '&';
1.135 albertel 366: if (titleelement != null) {
367: url += 'titleelement=' + titleelement + '&';
1.217 albertel 368: } else {
369: url += 'titleelement=&';
370: }
1.42 matthew 371: url += 'element=' + elementname + '';
372: var title = 'Search';
1.435 albertel 373: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 374: options += ',width=700,height=600';
375: editsearcher = open(url,title,options,'1');
376: editsearcher.focus();
377: }
1.219 albertel 378: // END LON-CAPA Internal -->
1.42 matthew 379: END
1.170 www 380: }
381:
382: sub lastresurl {
1.258 albertel 383: if ($env{'environment.lastresurl'}) {
384: return $env{'environment.lastresurl'}
1.170 www 385: } else {
386: return '/res';
387: }
388: }
389:
390: sub storeresurl {
391: my $resurl=&Apache::lonnet::clutter(shift);
392: unless ($resurl=~/^\/res/) { return 0; }
393: $resurl=~s/\/$//;
394: &Apache::lonnet::put('environment',{'lastresurl' => $resurl});
1.646 raeburn 395: &Apache::lonnet::appenv({'environment.lastresurl' => $resurl});
1.170 www 396: return 1;
1.42 matthew 397: }
398:
1.74 www 399: sub studentbrowser_javascript {
1.111 www 400: unless (
1.258 albertel 401: (($env{'request.course.id'}) &&
1.302 albertel 402: (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
403: || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
404: '/'.$env{'request.course.sec'})
405: ))
1.258 albertel 406: || ($env{'request.role'}=~/^(au|dc|su)/)
1.111 www 407: ) { return ''; }
1.74 www 408: return (<<'ENDSTDBRW');
409: <script type="text/javascript" language="Javascript" >
410: var stdeditbrowser;
1.558 albertel 411: function openstdbrowser(formname,uname,udom,roleflag,ignorefilter) {
1.74 www 412: var url = '/adm/pickstudent?';
413: var filter;
1.558 albertel 414: if (!ignorefilter) {
415: eval('filter=document.'+formname+'.'+uname+'.value;');
416: }
1.74 www 417: if (filter != null) {
418: if (filter != '') {
419: url += 'filter='+filter+'&';
420: }
421: }
422: url += 'form=' + formname + '&unameelement='+uname+
423: '&udomelement='+udom;
1.111 www 424: if (roleflag) { url+="&roles=1"; }
1.102 www 425: var title = 'Student_Browser';
1.74 www 426: var options = 'scrollbars=1,resizable=1,menubar=0';
427: options += ',width=700,height=600';
428: stdeditbrowser = open(url,title,options,'1');
429: stdeditbrowser.focus();
430: }
431: </script>
432: ENDSTDBRW
433: }
1.42 matthew 434:
1.74 www 435: sub selectstudent_link {
1.111 www 436: my ($form,$unameele,$udomele)=@_;
1.258 albertel 437: if ($env{'request.course.id'}) {
1.302 albertel 438: if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})
439: && !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.
440: '/'.$env{'request.course.sec'})) {
1.111 www 441: return '';
442: }
443: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.607 albertel 444: '","'.$udomele.'");'."'>".&mt('Select User')."</a>";
1.74 www 445: }
1.258 albertel 446: if ($env{'request.role'}=~/^(au|dc|su)/) {
1.111 www 447: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.119 www 448: '","'.$udomele.'",1);'."'>".&mt('Select User')."</a>";
1.111 www 449: }
450: return '';
1.91 www 451: }
452:
1.653 raeburn 453: sub authorbrowser_javascript {
454: return <<"ENDAUTHORBRW";
455: <script type="text/javascript">
456: var stdeditbrowser;
457:
458: function openauthorbrowser(formname,udom) {
459: var url = '/adm/pickauthor?';
460: url += 'form='+formname+'&roledom='+udom;
461: var title = 'Author_Browser';
462: var options = 'scrollbars=1,resizable=1,menubar=0';
463: options += ',width=700,height=600';
464: stdeditbrowser = open(url,title,options,'1');
465: stdeditbrowser.focus();
466: }
467:
468: </script>
469: ENDAUTHORBRW
470: }
471:
1.91 www 472: sub coursebrowser_javascript {
1.468 raeburn 473: my ($domainfilter,$sec_element,$formname)=@_;
1.377 raeburn 474: my $crs_or_grp_alert = &mt('Please select the type of LON-CAPA entity - Course or Group - for which you wish to add/modify a user role');
1.468 raeburn 475: my $output = '
1.538 albertel 476: <script type="text/javascript">
1.468 raeburn 477: var stdeditbrowser;'."\n";
478: $output .= <<"ENDSTDBRW";
1.377 raeburn 479: function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
1.91 www 480: var url = '/adm/pickcourse?';
1.468 raeburn 481: var domainfilter = '';
482: var formid = getFormIdByName(formname);
483: if (formid > -1) {
484: var domid = getIndexByName(formid,udom);
485: if (domid > -1) {
486: if (document.forms[formid].elements[domid].type == 'select-one') {
487: domainfilter=document.forms[formid].elements[domid].options[document.forms[formid].elements[domid].selectedIndex].value;
488: }
489: if (document.forms[formid].elements[domid].type == 'hidden') {
490: domainfilter=document.forms[formid].elements[domid].value;
491: }
492: }
1.91 www 493: }
1.128 albertel 494: if (domainfilter != null) {
495: if (domainfilter != '') {
496: url += 'domainfilter='+domainfilter+'&';
497: }
498: }
1.91 www 499: url += 'form=' + formname + '&cnumelement='+uname+
1.187 albertel 500: '&cdomelement='+udom+
501: '&cnameelement='+desc;
1.468 raeburn 502: if (extra_element !=null && extra_element != '') {
1.594 raeburn 503: if (formname == 'rolechoice' || formname == 'studentform') {
1.468 raeburn 504: url += '&roleelement='+extra_element;
505: if (domainfilter == null || domainfilter == '') {
506: url += '&domainfilter='+extra_element;
507: }
1.234 raeburn 508: }
1.468 raeburn 509: else {
510: if (formname == 'portform') {
511: url += '&setroles='+extra_element;
512: }
513: }
1.230 raeburn 514: }
1.293 raeburn 515: if (multflag !=null && multflag != '') {
516: url += '&multiple='+multflag;
517: }
1.377 raeburn 518: if (crstype == 'Course/Group') {
519: if (formname == 'cu') {
520: crstype = document.cu.crstype.options[document.cu.crstype.selectedIndex].value;
521: if (crstype == "") {
522: alert("$crs_or_grp_alert");
523: return;
524: }
525: }
526: }
527: if (crstype !=null && crstype != '') {
528: url += '&type='+crstype;
529: }
1.102 www 530: var title = 'Course_Browser';
1.91 www 531: var options = 'scrollbars=1,resizable=1,menubar=0';
532: options += ',width=700,height=600';
533: stdeditbrowser = open(url,title,options,'1');
534: stdeditbrowser.focus();
535: }
1.468 raeburn 536:
537: function getFormIdByName(formname) {
538: for (var i=0;i<document.forms.length;i++) {
539: if (document.forms[i].name == formname) {
540: return i;
541: }
542: }
543: return -1;
544: }
545:
546: function getIndexByName(formid,item) {
547: for (var i=0;i<document.forms[formid].elements.length;i++) {
548: if (document.forms[formid].elements[i].name == item) {
549: return i;
550: }
551: }
552: return -1;
553: }
1.91 www 554: ENDSTDBRW
1.468 raeburn 555: if ($sec_element ne '') {
556: $output .= &setsec_javascript($sec_element,$formname);
557: }
558: $output .= '
559: </script>';
560: return $output;
561: }
562:
563: sub setsec_javascript {
564: my ($sec_element,$formname) = @_;
565: my $setsections = qq|
566: function setSect(sectionlist) {
1.629 raeburn 567: var sectionsArray = new Array();
568: if ((sectionlist != '') && (typeof sectionlist != "undefined")) {
569: sectionsArray = sectionlist.split(",");
570: }
1.468 raeburn 571: var numSections = sectionsArray.length;
572: document.$formname.$sec_element.length = 0;
573: if (numSections == 0) {
574: document.$formname.$sec_element.multiple=false;
575: document.$formname.$sec_element.size=1;
576: document.$formname.$sec_element.options[0] = new Option('No existing sections','',false,false)
577: } else {
578: if (numSections == 1) {
579: document.$formname.$sec_element.multiple=false;
580: document.$formname.$sec_element.size=1;
581: document.$formname.$sec_element.options[0] = new Option('Select','',true,true);
582: document.$formname.$sec_element.options[1] = new Option('No section','',false,false)
583: document.$formname.$sec_element.options[2] = new Option(sectionsArray[0],sectionsArray[0],false,false);
584: } else {
585: for (var i=0; i<numSections; i++) {
586: document.$formname.$sec_element.options[i] = new Option(sectionsArray[i],sectionsArray[i],false,false)
587: }
588: document.$formname.$sec_element.multiple=true
589: if (numSections < 3) {
590: document.$formname.$sec_element.size=numSections;
591: } else {
592: document.$formname.$sec_element.size=3;
593: }
594: document.$formname.$sec_element.options[0].selected = false
595: }
596: }
1.91 www 597: }
1.468 raeburn 598: |;
599: return $setsections;
600: }
601:
1.91 www 602:
603: sub selectcourse_link {
1.377 raeburn 604: my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
1.492 albertel 605: return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
606: '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";
1.74 www 607: }
1.42 matthew 608:
1.653 raeburn 609: sub selectauthor_link {
610: my ($form,$udom)=@_;
611: return '<a href="javascript:openauthorbrowser('."'$form','$udom'".');">'.
612: &mt('Select Author').'</a>';
613: }
614:
1.273 raeburn 615: sub check_uncheck_jscript {
616: my $jscript = <<"ENDSCRT";
617: function checkAll(field) {
618: if (field.length > 0) {
619: for (i = 0; i < field.length; i++) {
620: field[i].checked = true ;
621: }
622: } else {
623: field.checked = true
624: }
625: }
626:
627: function uncheckAll(field) {
628: if (field.length > 0) {
629: for (i = 0; i < field.length; i++) {
630: field[i].checked = false ;
1.543 albertel 631: }
632: } else {
1.273 raeburn 633: field.checked = false ;
634: }
635: }
636: ENDSCRT
637: return $jscript;
638: }
639:
1.656 www 640: sub select_timezone {
1.659 raeburn 641: my ($name,$selected,$onchange,$includeempty)=@_;
642: my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
643: if ($includeempty) {
644: $output .= '<option value=""';
645: if (($selected eq '') || ($selected eq 'local')) {
646: $output .= ' selected="selected" ';
647: }
648: $output .= '> </option>';
649: }
1.657 raeburn 650: my @timezones = DateTime::TimeZone->all_names;
651: foreach my $tzone (@timezones) {
652: $output.= '<option value="'.$tzone.'"';
653: if ($tzone eq $selected) {
654: $output.=' selected="selected"';
655: }
656: $output.=">$tzone</option>\n";
1.656 www 657: }
658: $output.="</select>";
659: return $output;
660: }
1.273 raeburn 661:
1.687 raeburn 662: sub select_datelocale {
663: my ($name,$selected,$onchange,$includeempty)=@_;
664: my $output='<select name="'.$name.'" '.$onchange.'>'."\n";
665: if ($includeempty) {
666: $output .= '<option value=""';
667: if ($selected eq '') {
668: $output .= ' selected="selected" ';
669: }
670: $output .= '> </option>';
671: }
672: my (@possibles,%locale_names);
673: my @locales = DateTime::Locale::Catalog::Locales;
674: foreach my $locale (@locales) {
675: if (ref($locale) eq 'HASH') {
676: my $id = $locale->{'id'};
677: if ($id ne '') {
678: my $en_terr = $locale->{'en_territory'};
679: my $native_terr = $locale->{'native_territory'};
1.695 raeburn 680: my @languages = &Apache::lonlocal::preferred_languages();
1.687 raeburn 681: if (grep(/^en$/,@languages) || !@languages) {
682: if ($en_terr ne '') {
683: $locale_names{$id} = '('.$en_terr.')';
684: } elsif ($native_terr ne '') {
685: $locale_names{$id} = $native_terr;
686: }
687: } else {
688: if ($native_terr ne '') {
689: $locale_names{$id} = $native_terr.' ';
690: } elsif ($en_terr ne '') {
691: $locale_names{$id} = '('.$en_terr.')';
692: }
693: }
694: push (@possibles,$id);
695: }
696: }
697: }
698: foreach my $item (sort(@possibles)) {
699: $output.= '<option value="'.$item.'"';
700: if ($item eq $selected) {
701: $output.=' selected="selected"';
702: }
703: $output.=">$item";
704: if ($locale_names{$item} ne '') {
705: $output.=" $locale_names{$item}</option>\n";
706: }
707: $output.="</option>\n";
708: }
709: $output.="</select>";
710: return $output;
711: }
712:
1.42 matthew 713: =pod
1.36 matthew 714:
1.648 raeburn 715: =item * &linked_select_forms(...)
1.36 matthew 716:
717: linked_select_forms returns a string containing a <script></script> block
718: and html for two <select> menus. The select menus will be linked in that
719: changing the value of the first menu will result in new values being placed
720: in the second menu. The values in the select menu will appear in alphabetical
1.609 raeburn 721: order unless a defined order is provided.
1.36 matthew 722:
723: linked_select_forms takes the following ordered inputs:
724:
725: =over 4
726:
1.112 bowersj2 727: =item * $formname, the name of the <form> tag
1.36 matthew 728:
1.112 bowersj2 729: =item * $middletext, the text which appears between the <select> tags
1.36 matthew 730:
1.112 bowersj2 731: =item * $firstdefault, the default value for the first menu
1.36 matthew 732:
1.112 bowersj2 733: =item * $firstselectname, the name of the first <select> tag
1.36 matthew 734:
1.112 bowersj2 735: =item * $secondselectname, the name of the second <select> tag
1.36 matthew 736:
1.112 bowersj2 737: =item * $hashref, a reference to a hash containing the data for the menus.
1.36 matthew 738:
1.609 raeburn 739: =item * $menuorder, the order of values in the first menu
740:
1.41 ng 741: =back
742:
1.36 matthew 743: Below is an example of such a hash. Only the 'text', 'default', and
744: 'select2' keys must appear as stated. keys(%menu) are the possible
745: values for the first select menu. The text that coincides with the
1.41 ng 746: first menu value is given in $menu{$choice1}->{'text'}. The values
1.36 matthew 747: and text for the second menu are given in the hash pointed to by
748: $menu{$choice1}->{'select2'}.
749:
1.112 bowersj2 750: my %menu = ( A1 => { text =>"Choice A1" ,
751: default => "B3",
752: select2 => {
753: B1 => "Choice B1",
754: B2 => "Choice B2",
755: B3 => "Choice B3",
756: B4 => "Choice B4"
1.609 raeburn 757: },
758: order => ['B4','B3','B1','B2'],
1.112 bowersj2 759: },
760: A2 => { text =>"Choice A2" ,
761: default => "C2",
762: select2 => {
763: C1 => "Choice C1",
764: C2 => "Choice C2",
765: C3 => "Choice C3"
1.609 raeburn 766: },
767: order => ['C2','C1','C3'],
1.112 bowersj2 768: },
769: A3 => { text =>"Choice A3" ,
770: default => "D6",
771: select2 => {
772: D1 => "Choice D1",
773: D2 => "Choice D2",
774: D3 => "Choice D3",
775: D4 => "Choice D4",
776: D5 => "Choice D5",
777: D6 => "Choice D6",
778: D7 => "Choice D7"
1.609 raeburn 779: },
780: order => ['D4','D3','D2','D1','D7','D6','D5'],
1.112 bowersj2 781: }
782: );
1.36 matthew 783:
784: =cut
785:
786: sub linked_select_forms {
787: my ($formname,
788: $middletext,
789: $firstdefault,
790: $firstselectname,
791: $secondselectname,
1.609 raeburn 792: $hashref,
793: $menuorder,
1.36 matthew 794: ) = @_;
795: my $second = "document.$formname.$secondselectname";
796: my $first = "document.$formname.$firstselectname";
797: # output the javascript to do the changing
798: my $result = '';
1.219 albertel 799: $result.="<script type=\"text/javascript\">\n";
1.36 matthew 800: $result.="var select2data = new Object();\n";
801: $" = '","';
802: my $debug = '';
803: foreach my $s1 (sort(keys(%$hashref))) {
804: $result.="select2data.d_$s1 = new Object();\n";
805: $result.="select2data.d_$s1.def = new String('".
806: $hashref->{$s1}->{'default'}."');\n";
1.609 raeburn 807: $result.="select2data.d_$s1.values = new Array(";
1.36 matthew 808: my @s2values = sort(keys( %{ $hashref->{$s1}->{'select2'} } ));
1.609 raeburn 809: if (ref($hashref->{$s1}->{'order'}) eq 'ARRAY') {
810: @s2values = @{$hashref->{$s1}->{'order'}};
811: }
1.36 matthew 812: $result.="\"@s2values\");\n";
813: $result.="select2data.d_$s1.texts = new Array(";
814: my @s2texts;
815: foreach my $value (@s2values) {
816: push @s2texts, $hashref->{$s1}->{'select2'}->{$value};
817: }
818: $result.="\"@s2texts\");\n";
819: }
820: $"=' ';
821: $result.= <<"END";
822:
823: function select1_changed() {
824: // Determine new choice
825: var newvalue = "d_" + $first.value;
826: // update select2
827: var values = select2data[newvalue].values;
828: var texts = select2data[newvalue].texts;
829: var select2def = select2data[newvalue].def;
830: var i;
831: // out with the old
832: for (i = 0; i < $second.options.length; i++) {
833: $second.options[i] = null;
834: }
835: // in with the nuclear
836: for (i=0;i<values.length; i++) {
837: $second.options[i] = new Option(values[i]);
1.143 matthew 838: $second.options[i].value = values[i];
1.36 matthew 839: $second.options[i].text = texts[i];
840: if (values[i] == select2def) {
841: $second.options[i].selected = true;
842: }
843: }
844: }
845: </script>
846: END
847: # output the initial values for the selection lists
848: $result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed()\">\n";
1.609 raeburn 849: my @order = sort(keys(%{$hashref}));
850: if (ref($menuorder) eq 'ARRAY') {
851: @order = @{$menuorder};
852: }
853: foreach my $value (@order) {
1.36 matthew 854: $result.=" <option value=\"$value\" ";
1.253 albertel 855: $result.=" selected=\"selected\" " if ($value eq $firstdefault);
1.119 www 856: $result.=">".&mt($hashref->{$value}->{'text'})."</option>\n";
1.36 matthew 857: }
858: $result .= "</select>\n";
859: my %select2 = %{$hashref->{$firstdefault}->{'select2'}};
860: $result .= $middletext;
861: $result .= "<select size=\"1\" name=\"$secondselectname\">\n";
862: my $seconddefault = $hashref->{$firstdefault}->{'default'};
1.609 raeburn 863:
864: my @secondorder = sort(keys(%select2));
865: if (ref($hashref->{$firstdefault}->{'order'}) eq 'ARRAY') {
866: @secondorder = @{$hashref->{$firstdefault}->{'order'}};
867: }
868: foreach my $value (@secondorder) {
1.36 matthew 869: $result.=" <option value=\"$value\" ";
1.253 albertel 870: $result.=" selected=\"selected\" " if ($value eq $seconddefault);
1.119 www 871: $result.=">".&mt($select2{$value})."</option>\n";
1.36 matthew 872: }
873: $result .= "</select>\n";
874: # return $debug;
875: return $result;
876: } # end of sub linked_select_forms {
877:
1.45 matthew 878: =pod
1.44 bowersj2 879:
1.648 raeburn 880: =item * &help_open_topic($topic,$text,$stayOnPage,$width,$height)
1.44 bowersj2 881:
1.112 bowersj2 882: Returns a string corresponding to an HTML link to the given help
883: $topic, where $topic corresponds to the name of a .tex file in
884: /home/httpd/html/adm/help/tex, with underscores replaced by
885: spaces.
886:
887: $text will optionally be linked to the same topic, allowing you to
888: link text in addition to the graphic. If you do not want to link
889: text, but wish to specify one of the later parameters, pass an
890: empty string.
891:
892: $stayOnPage is a value that will be interpreted as a boolean. If true,
893: the link will not open a new window. If false, the link will open
894: a new window using Javascript. (Default is false.)
895:
896: $width and $height are optional numerical parameters that will
897: override the width and height of the popped up window, which may
898: be useful for certain help topics with big pictures included.
1.44 bowersj2 899:
900: =cut
901:
902: sub help_open_topic {
1.48 bowersj2 903: my ($topic, $text, $stayOnPage, $width, $height) = @_;
904: $text = "" if (not defined $text);
1.44 bowersj2 905: $stayOnPage = 0 if (not defined $stayOnPage);
1.552 banghart 906: if ($env{'browser.interface'} eq 'textual') {
1.79 www 907: $stayOnPage=1;
908: }
1.44 bowersj2 909: $width = 350 if (not defined $width);
910: $height = 400 if (not defined $height);
911: my $filename = $topic;
912: $filename =~ s/ /_/g;
913:
1.48 bowersj2 914: my $template = "";
915: my $link;
1.572 banghart 916:
1.159 www 917: $topic=~s/\W/\_/g;
1.44 bowersj2 918:
1.572 banghart 919: if (!$stayOnPage) {
1.72 bowersj2 920: $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1.572 banghart 921: } else {
1.48 bowersj2 922: $link = "/adm/help/${filename}.hlp";
923: }
924:
925: # Add the text
1.572 banghart 926: if ($text ne "") {
1.77 www 927: $template .=
1.572 banghart 928: "<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 929: "<td bgcolor='#5555FF'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
1.48 bowersj2 930: }
931:
932: # Add the graphic
1.179 matthew 933: my $title = &mt('Online Help');
1.667 raeburn 934: my $helpicon=&lonhttpdurl("/adm/help/help.png");
1.48 bowersj2 935: $template .= <<"ENDTEMPLATE";
1.436 albertel 936: <a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>
1.44 bowersj2 937: ENDTEMPLATE
1.705 tempelho 938: if ($text ne '') { $template.='</td></tr></table>' };
1.44 bowersj2 939: return $template;
940:
1.106 bowersj2 941: }
942:
943: # This is a quicky function for Latex cheatsheet editing, since it
944: # appears in at least four places
945: sub helpLatexCheatsheet {
1.732 raeburn 946: my ($topic,$text,$not_author) = @_;
947: my $out;
1.106 bowersj2 948: my $addOther = '';
1.732 raeburn 949: if ($topic) {
950: $addOther = &Apache::loncommon::help_open_topic($topic,$text,
951: undef, undef, 600).
1.106 bowersj2 952: '</td><td>';
953: }
1.732 raeburn 954: $out = '<table><tr><td>'.
955: $addOther .
956: &Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
957: undef,undef,600).
958: '</td><td>'.
959: &Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
960: undef,undef,600).
961: '</td>';
962: unless ($not_author) {
963: $out .= '<td>'.
964: &Apache::loncommon::help_open_topic("Authoring_Output_Tags",&mt('Output Tags'),
965: undef,undef,600).
966: '</td>';
967: }
968: $out .= '</tr></table>';
969: return $out;
1.172 www 970: }
971:
1.430 albertel 972: sub general_help {
973: my $helptopic='Student_Intro';
974: if ($env{'request.role'}=~/^(ca|au)/) {
975: $helptopic='Authoring_Intro';
976: } elsif ($env{'request.role'}=~/^cc/) {
977: $helptopic='Course_Coordination_Intro';
1.672 raeburn 978: } elsif ($env{'request.role'}=~/^dc/) {
979: $helptopic='Domain_Coordination_Intro';
1.430 albertel 980: }
981: return $helptopic;
982: }
983:
984: sub update_help_link {
985: my ($topic,$component_help,$faq,$bug,$stayOnPage) = @_;
986: my $origurl = $ENV{'REQUEST_URI'};
987: $origurl=~s|^/~|/priv/|;
988: my $timestamp = time;
989: foreach my $datum (\$topic,\$component_help,\$faq,\$bug,\$origurl) {
990: $$datum = &escape($$datum);
991: }
992:
993: my $banner_link = "/adm/helpmenu?page=banner&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
994: my $output .= <<"ENDOUTPUT";
995: <script type="text/javascript">
996: banner_link = '$banner_link';
997: </script>
998: ENDOUTPUT
999: return $output;
1000: }
1001:
1002: # now just updates the help link and generates a blue icon
1.193 raeburn 1003: sub help_open_menu {
1.430 albertel 1004: my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)
1.552 banghart 1005: = @_;
1.430 albertel 1006: $stayOnPage = 0 if (not defined $stayOnPage);
1.572 banghart 1007: # only use pop-up help (stayOnPage == 0)
1.552 banghart 1008: # if environment.remote is on (using remote control UI)
1.572 banghart 1009: if ($env{'browser.interface'} eq 'textual' ||
1010: $env{'environment.remote'} eq 'off' ) {
1.552 banghart 1011: $stayOnPage=1;
1.430 albertel 1012: }
1013: my $output;
1014: if ($component_help) {
1015: if (!$text) {
1016: $output=&help_open_topic($component_help,undef,$stayOnPage,
1017: $width,$height);
1018: } else {
1019: my $help_text;
1020: $help_text=&unescape($topic);
1021: $output='<table><tr><td>'.
1022: &help_open_topic($component_help,$help_text,$stayOnPage,
1023: $width,$height).'</td></tr></table>';
1024: }
1025: }
1026: my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
1027: return $output.$banner_link;
1028: }
1029:
1030: sub top_nav_help {
1031: my ($text) = @_;
1.436 albertel 1032: $text = &mt($text);
1.572 banghart 1033: my $stay_on_page =
1.436 albertel 1034: ($env{'browser.interface'} eq 'textual' ||
1035: $env{'environment.remote'} eq 'off' );
1.572 banghart 1036: my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
1.436 albertel 1037: : "javascript:helpMenu('open')";
1.572 banghart 1038: my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
1.436 albertel 1039:
1.201 raeburn 1040: my $title = &mt('Get help');
1.436 albertel 1041:
1042: return <<"END";
1043: $banner_link
1044: <a href="$link" title="$title">$text</a>
1045: END
1046: }
1047:
1048: sub help_menu_js {
1049: my ($text) = @_;
1050:
1051: my $stayOnPage =
1052: ($env{'browser.interface'} eq 'textual' ||
1053: $env{'environment.remote'} eq 'off' );
1054:
1055: my $width = 620;
1056: my $height = 600;
1.430 albertel 1057: my $helptopic=&general_help();
1058: my $details_link = '/adm/help/'.$helptopic.'.hlp';
1.261 albertel 1059: my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
1.331 albertel 1060: my $start_page =
1061: &Apache::loncommon::start_page('Help Menu', undef,
1062: {'frameset' => 1,
1063: 'js_ready' => 1,
1064: 'add_entries' => {
1065: 'border' => '0',
1.579 raeburn 1066: 'rows' => "110,*",},});
1.331 albertel 1067: my $end_page =
1068: &Apache::loncommon::end_page({'frameset' => 1,
1069: 'js_ready' => 1,});
1070:
1.436 albertel 1071: my $template .= <<"ENDTEMPLATE";
1072: <script type="text/javascript">
1.253 albertel 1073: // <!-- BEGIN LON-CAPA Internal
1074: // <![CDATA[
1.430 albertel 1075: var banner_link = '';
1.243 raeburn 1076: function helpMenu(target) {
1077: var caller = this;
1078: if (target == 'open') {
1079: var newWindow = null;
1080: try {
1.262 albertel 1081: newWindow = window.open($nothing,"helpmenu","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" )
1.243 raeburn 1082: }
1083: catch(error) {
1084: writeHelp(caller);
1085: return;
1086: }
1087: if (newWindow) {
1088: caller = newWindow;
1089: }
1.193 raeburn 1090: }
1.243 raeburn 1091: writeHelp(caller);
1092: return;
1093: }
1094: function writeHelp(caller) {
1.430 albertel 1095: caller.document.writeln('$start_page<frame name="bannerframe" src="'+banner_link+'" /><frame name="bodyframe" src="$details_link" /> $end_page')
1.243 raeburn 1096: caller.document.close()
1097: caller.focus()
1.193 raeburn 1098: }
1.253 albertel 1099: // ]]>
1.219 albertel 1100: // END LON-CAPA Internal -->
1.436 albertel 1101: </script>
1.193 raeburn 1102: ENDTEMPLATE
1103: return $template;
1104: }
1105:
1.172 www 1106: sub help_open_bug {
1107: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1108: unless ($env{'user.adv'}) { return ''; }
1.172 www 1109: unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
1110: $text = "" if (not defined $text);
1111: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1112: if ($env{'browser.interface'} eq 'textual' ||
1113: $env{'environment.remote'} eq 'off' ) {
1.172 www 1114: $stayOnPage=1;
1115: }
1.184 albertel 1116: $width = 600 if (not defined $width);
1117: $height = 600 if (not defined $height);
1.172 www 1118:
1119: $topic=~s/\W+/\+/g;
1120: my $link='';
1121: my $template='';
1.379 albertel 1122: my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
1123: &escape($ENV{'REQUEST_URI'}).'&component='.$topic;
1.172 www 1124: if (!$stayOnPage)
1125: {
1126: $link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1127: }
1128: else
1129: {
1130: $link = $url;
1131: }
1132: # Add the text
1133: if ($text ne "")
1134: {
1135: $template .=
1136: "<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1137: "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF;font-size:10pt;\">$text</span></a>";
1.172 www 1138: }
1139:
1140: # Add the graphic
1.179 matthew 1141: my $title = &mt('Report a Bug');
1.215 albertel 1142: my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
1.172 www 1143: $template .= <<"ENDTEMPLATE";
1.436 albertel 1144: <a target="_top" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
1.172 www 1145: ENDTEMPLATE
1146: if ($text ne '') { $template.='</td></tr></table>' };
1147: return $template;
1148:
1149: }
1150:
1151: sub help_open_faq {
1152: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 1153: unless ($env{'user.adv'}) { return ''; }
1.172 www 1154: unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
1155: $text = "" if (not defined $text);
1156: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 1157: if ($env{'browser.interface'} eq 'textual' ||
1158: $env{'environment.remote'} eq 'off' ) {
1.172 www 1159: $stayOnPage=1;
1160: }
1161: $width = 350 if (not defined $width);
1162: $height = 400 if (not defined $height);
1163:
1164: $topic=~s/\W+/\+/g;
1165: my $link='';
1166: my $template='';
1167: my $url=$Apache::lonnet::perlvar{'FAQHost'}.'/fom/cache/'.$topic.'.html';
1168: if (!$stayOnPage)
1169: {
1170: $link = "javascript:void(open('$url', 'FAQ-O-Matic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1171: }
1172: else
1173: {
1174: $link = $url;
1175: }
1176:
1177: # Add the text
1178: if ($text ne "")
1179: {
1180: $template .=
1.173 www 1181: "<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
1.705 tempelho 1182: "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><span style=\"color:#FFFFFF; font-size:10pt;\">$text</span></a>";
1.172 www 1183: }
1184:
1185: # Add the graphic
1.179 matthew 1186: my $title = &mt('View the FAQ');
1.215 albertel 1187: my $faqicon=&lonhttpdurl("/adm/lonMisc/smallFAQ.gif");
1.172 www 1188: $template .= <<"ENDTEMPLATE";
1.436 albertel 1189: <a target="_top" href="$link" title="$title"><img src="$faqicon" border="0" alt="(FAQ: $topic)" /></a>
1.172 www 1190: ENDTEMPLATE
1191: if ($text ne '') { $template.='</td></tr></table>' };
1192: return $template;
1193:
1.44 bowersj2 1194: }
1.37 matthew 1195:
1.180 matthew 1196: ###############################################################
1197: ###############################################################
1198:
1.45 matthew 1199: =pod
1200:
1.648 raeburn 1201: =item * &change_content_javascript():
1.256 matthew 1202:
1203: This and the next function allow you to create small sections of an
1204: otherwise static HTML page that you can update on the fly with
1205: Javascript, even in Netscape 4.
1206:
1207: The Javascript fragment returned by this function (no E<lt>scriptE<gt> tag)
1208: must be written to the HTML page once. It will prove the Javascript
1209: function "change(name, content)". Calling the change function with the
1210: name of the section
1211: you want to update, matching the name passed to C<changable_area>, and
1212: the new content you want to put in there, will put the content into
1213: that area.
1214:
1215: B<Note>: Netscape 4 only reserves enough space for the changable area
1216: to contain room for the original contents. You need to "make space"
1217: for whatever changes you wish to make, and be B<sure> to check your
1218: code in Netscape 4. This feature in Netscape 4 is B<not> powerful;
1219: it's adequate for updating a one-line status display, but little more.
1220: This script will set the space to 100% width, so you only need to
1221: worry about height in Netscape 4.
1222:
1223: Modern browsers are much less limiting, and if you can commit to the
1224: user not using Netscape 4, this feature may be used freely with
1225: pretty much any HTML.
1226:
1227: =cut
1228:
1229: sub change_content_javascript {
1230: # If we're on Netscape 4, we need to use Layer-based code
1.258 albertel 1231: if ($env{'browser.type'} eq 'netscape' &&
1232: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1233: return (<<NETSCAPE4);
1234: function change(name, content) {
1235: doc = document.layers[name+"___escape"].layers[0].document;
1236: doc.open();
1237: doc.write(content);
1238: doc.close();
1239: }
1240: NETSCAPE4
1241: } else {
1242: # Otherwise, we need to use semi-standards-compliant code
1243: # (technically, "innerHTML" isn't standard but the equivalent
1244: # is really scary, and every useful browser supports it
1245: return (<<DOMBASED);
1246: function change(name, content) {
1247: element = document.getElementById(name);
1248: element.innerHTML = content;
1249: }
1250: DOMBASED
1251: }
1252: }
1253:
1254: =pod
1255:
1.648 raeburn 1256: =item * &changable_area($name,$origContent):
1.256 matthew 1257:
1258: This provides a "changable area" that can be modified on the fly via
1259: the Javascript code provided in C<change_content_javascript>. $name is
1260: the name you will use to reference the area later; do not repeat the
1261: same name on a given HTML page more then once. $origContent is what
1262: the area will originally contain, which can be left blank.
1263:
1264: =cut
1265:
1266: sub changable_area {
1267: my ($name, $origContent) = @_;
1268:
1.258 albertel 1269: if ($env{'browser.type'} eq 'netscape' &&
1270: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1271: # If this is netscape 4, we need to use the Layer tag
1272: return "<ilayer width='100%' id='${name}___escape' overflow='none'><layer width='100%' id='$name' overflow='none'>$origContent</layer></ilayer>";
1273: } else {
1274: return "<span id='$name'>$origContent</span>";
1275: }
1276: }
1277:
1278: =pod
1279:
1.648 raeburn 1280: =item * &viewport_geometry_js
1.590 raeburn 1281:
1282: Provides javascript object (Geometry) which can provide information about the viewport geometry for the client browser.
1283:
1284: =cut
1285:
1286:
1287: sub viewport_geometry_js {
1288: return <<"GEOMETRY";
1289: var Geometry = {};
1290: function init_geometry() {
1291: if (Geometry.init) { return };
1292: Geometry.init=1;
1293: if (window.innerHeight) {
1294: Geometry.getViewportHeight = function() { return window.innerHeight; };
1295: Geometry.getViewportWidth = function() { return window.innerWidth; };
1296: Geometry.getHorizontalScroll = function() { return window.pageXOffset; };
1297: Geometry.getVerticalScroll = function() { return window.pageYOffset; };
1298: }
1299: else if (document.documentElement && document.documentElement.clientHeight) {
1300: Geometry.getViewportHeight =
1301: function() { return document.documentElement.clientHeight; };
1302: Geometry.getViewportWidth =
1303: function() { return document.documentElement.clientWidth; };
1304:
1305: Geometry.getHorizontalScroll =
1306: function() { return document.documentElement.scrollLeft; };
1307: Geometry.getVerticalScroll =
1308: function() { return document.documentElement.scrollTop; };
1309: }
1310: else if (document.body.clientHeight) {
1311: Geometry.getViewportHeight =
1312: function() { return document.body.clientHeight; };
1313: Geometry.getViewportWidth =
1314: function() { return document.body.clientWidth; };
1315: Geometry.getHorizontalScroll =
1316: function() { return document.body.scrollLeft; };
1317: Geometry.getVerticalScroll =
1318: function() { return document.body.scrollTop; };
1319: }
1320: }
1321:
1322: GEOMETRY
1323: }
1324:
1325: =pod
1326:
1.648 raeburn 1327: =item * &viewport_size_js()
1.590 raeburn 1328:
1329: Provides a javascript function to set values of two form elements - width and height (elements are passed in as arguments to the javascript function) to the dimensions of the user's browser window.
1330:
1331: =cut
1332:
1333: sub viewport_size_js {
1334: my $geometry = &viewport_geometry_js();
1335: return <<"DIMS";
1336:
1337: $geometry
1338:
1339: function getViewportDims(width,height) {
1340: init_geometry();
1341: width.value = Geometry.getViewportWidth();
1342: height.value = Geometry.getViewportHeight();
1343: return;
1344: }
1345:
1346: DIMS
1347: }
1348:
1349: =pod
1350:
1.648 raeburn 1351: =item * &resize_textarea_js()
1.565 albertel 1352:
1353: emits the needed javascript to resize a textarea to be as big as possible
1354:
1355: creates a function resize_textrea that takes two IDs first should be
1356: the id of the element to resize, second should be the id of a div that
1357: surrounds everything that comes after the textarea, this routine needs
1358: to be attached to the <body> for the onload and onresize events.
1359:
1.648 raeburn 1360: =back
1.565 albertel 1361:
1362: =cut
1363:
1364: sub resize_textarea_js {
1.590 raeburn 1365: my $geometry = &viewport_geometry_js();
1.565 albertel 1366: return <<"RESIZE";
1367: <script type="text/javascript">
1.590 raeburn 1368: $geometry
1.565 albertel 1369:
1.588 albertel 1370: function getX(element) {
1371: var x = 0;
1372: while (element) {
1373: x += element.offsetLeft;
1374: element = element.offsetParent;
1375: }
1376: return x;
1377: }
1378: function getY(element) {
1379: var y = 0;
1380: while (element) {
1381: y += element.offsetTop;
1382: element = element.offsetParent;
1383: }
1384: return y;
1385: }
1386:
1387:
1.565 albertel 1388: function resize_textarea(textarea_id,bottom_id) {
1389: init_geometry();
1390: var textarea = document.getElementById(textarea_id);
1391: //alert(textarea);
1392:
1.588 albertel 1393: var textarea_top = getY(textarea);
1.565 albertel 1394: var textarea_height = textarea.offsetHeight;
1395: var bottom = document.getElementById(bottom_id);
1.588 albertel 1396: var bottom_top = getY(bottom);
1.565 albertel 1397: var bottom_height = bottom.offsetHeight;
1398: var window_height = Geometry.getViewportHeight();
1.588 albertel 1399: var fudge = 23;
1.565 albertel 1400: var new_height = window_height-fudge-textarea_top-bottom_height;
1401: if (new_height < 300) {
1402: new_height = 300;
1403: }
1404: textarea.style.height=new_height+'px';
1405: }
1406: </script>
1407: RESIZE
1408:
1409: }
1410:
1411: =pod
1412:
1.256 matthew 1413: =head1 Excel and CSV file utility routines
1414:
1415: =over 4
1416:
1417: =cut
1418:
1419: ###############################################################
1420: ###############################################################
1421:
1422: =pod
1423:
1.648 raeburn 1424: =item * &csv_translate($text)
1.37 matthew 1425:
1.185 www 1426: Translate $text to allow it to be output as a 'comma separated values'
1.37 matthew 1427: format.
1428:
1429: =cut
1430:
1.180 matthew 1431: ###############################################################
1432: ###############################################################
1.37 matthew 1433: sub csv_translate {
1434: my $text = shift;
1435: $text =~ s/\"/\"\"/g;
1.209 albertel 1436: $text =~ s/\n/ /g;
1.37 matthew 1437: return $text;
1438: }
1.180 matthew 1439:
1440: ###############################################################
1441: ###############################################################
1442:
1443: =pod
1444:
1.648 raeburn 1445: =item * &define_excel_formats()
1.180 matthew 1446:
1447: Define some commonly used Excel cell formats.
1448:
1449: Currently supported formats:
1450:
1451: =over 4
1452:
1453: =item header
1454:
1455: =item bold
1456:
1457: =item h1
1458:
1459: =item h2
1460:
1461: =item h3
1462:
1.256 matthew 1463: =item h4
1464:
1465: =item i
1466:
1.180 matthew 1467: =item date
1468:
1469: =back
1470:
1471: Inputs: $workbook
1472:
1473: Returns: $format, a hash reference.
1474:
1475: =cut
1476:
1477: ###############################################################
1478: ###############################################################
1479: sub define_excel_formats {
1480: my ($workbook) = @_;
1481: my $format;
1482: $format->{'header'} = $workbook->add_format(bold => 1,
1483: bottom => 1,
1484: align => 'center');
1485: $format->{'bold'} = $workbook->add_format(bold=>1);
1486: $format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
1487: $format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
1488: $format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
1.255 matthew 1489: $format->{'h4'} = $workbook->add_format(bold=>1, size=>12);
1.246 matthew 1490: $format->{'i'} = $workbook->add_format(italic=>1);
1.180 matthew 1491: $format->{'date'} = $workbook->add_format(num_format=>
1.207 matthew 1492: 'mm/dd/yyyy hh:mm:ss');
1.180 matthew 1493: return $format;
1494: }
1495:
1496: ###############################################################
1497: ###############################################################
1.113 bowersj2 1498:
1499: =pod
1500:
1.648 raeburn 1501: =item * &create_workbook()
1.255 matthew 1502:
1503: Create an Excel worksheet. If it fails, output message on the
1504: request object and return undefs.
1505:
1506: Inputs: Apache request object
1507:
1508: Returns (undef) on failure,
1509: Excel worksheet object, scalar with filename, and formats
1510: from &Apache::loncommon::define_excel_formats on success
1511:
1512: =cut
1513:
1514: ###############################################################
1515: ###############################################################
1516: sub create_workbook {
1517: my ($r) = @_;
1518: #
1519: # Create the excel spreadsheet
1520: my $filename = '/prtspool/'.
1.258 albertel 1521: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.255 matthew 1522: time.'_'.rand(1000000000).'.xls';
1523: my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
1524: if (! defined($workbook)) {
1525: $r->log_error("Error creating excel spreadsheet $filename: $!");
1526: $r->print('<p>'.&mt("Unable to create new Excel file. ".
1527: "This error has been logged. ".
1528: "Please alert your LON-CAPA administrator").
1529: '</p>');
1530: return (undef);
1531: }
1532: #
1533: $workbook->set_tempdir('/home/httpd/perl/tmp');
1534: #
1535: my $format = &Apache::loncommon::define_excel_formats($workbook);
1536: return ($workbook,$filename,$format);
1537: }
1538:
1539: ###############################################################
1540: ###############################################################
1541:
1542: =pod
1543:
1.648 raeburn 1544: =item * &create_text_file()
1.113 bowersj2 1545:
1.542 raeburn 1546: Create a file to write to and eventually make available to the user.
1.256 matthew 1547: If file creation fails, outputs an error message on the request object and
1548: return undefs.
1.113 bowersj2 1549:
1.256 matthew 1550: Inputs: Apache request object, and file suffix
1.113 bowersj2 1551:
1.256 matthew 1552: Returns (undef) on failure,
1553: Filehandle and filename on success.
1.113 bowersj2 1554:
1555: =cut
1556:
1.256 matthew 1557: ###############################################################
1558: ###############################################################
1559: sub create_text_file {
1560: my ($r,$suffix) = @_;
1561: if (! defined($suffix)) { $suffix = 'txt'; };
1562: my $fh;
1563: my $filename = '/prtspool/'.
1.258 albertel 1564: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.256 matthew 1565: time.'_'.rand(1000000000).'.'.$suffix;
1566: $fh = Apache::File->new('>/home/httpd'.$filename);
1567: if (! defined($fh)) {
1568: $r->log_error("Couldn't open $filename for output $!");
1.683 bisitz 1569: $r->print(&mt('Problems occurred in creating the output file. '
1570: .'This error has been logged. '
1571: .'Please alert your LON-CAPA administrator.'));
1.113 bowersj2 1572: }
1.256 matthew 1573: return ($fh,$filename)
1.113 bowersj2 1574: }
1575:
1576:
1.256 matthew 1577: =pod
1.113 bowersj2 1578:
1579: =back
1580:
1581: =cut
1.37 matthew 1582:
1583: ###############################################################
1.33 matthew 1584: ## Home server <option> list generating code ##
1585: ###############################################################
1.35 matthew 1586:
1.169 www 1587: # ------------------------------------------
1588:
1589: sub domain_select {
1590: my ($name,$value,$multiple)=@_;
1591: my %domains=map {
1.514 albertel 1592: $_ => $_.' '. &Apache::lonnet::domain($_,'description')
1.512 albertel 1593: } &Apache::lonnet::all_domains();
1.169 www 1594: if ($multiple) {
1595: $domains{''}=&mt('Any domain');
1.550 albertel 1596: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.287 albertel 1597: return &multiple_select_form($name,$value,4,\%domains);
1.169 www 1598: } else {
1.550 albertel 1599: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.169 www 1600: return &select_form($name,$value,%domains);
1601: }
1602: }
1603:
1.282 albertel 1604: #-------------------------------------------
1605:
1606: =pod
1607:
1.519 raeburn 1608: =head1 Routines for form select boxes
1609:
1610: =over 4
1611:
1.648 raeburn 1612: =item * &multiple_select_form($name,$value,$size,$hash,$order)
1.282 albertel 1613:
1614: Returns a string containing a <select> element int multiple mode
1615:
1616:
1617: Args:
1618: $name - name of the <select> element
1.506 raeburn 1619: $value - scalar or array ref of values that should already be selected
1.282 albertel 1620: $size - number of rows long the select element is
1.283 albertel 1621: $hash - the elements should be 'option' => 'shown text'
1.282 albertel 1622: (shown text should already have been &mt())
1.506 raeburn 1623: $order - (optional) array ref of the order to show the elements in
1.283 albertel 1624:
1.282 albertel 1625: =cut
1626:
1627: #-------------------------------------------
1.169 www 1628: sub multiple_select_form {
1.284 albertel 1629: my ($name,$value,$size,$hash,$order)=@_;
1.169 www 1630: my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
1631: my $output='';
1.191 matthew 1632: if (! defined($size)) {
1633: $size = 4;
1.283 albertel 1634: if (scalar(keys(%$hash))<4) {
1635: $size = scalar(keys(%$hash));
1.191 matthew 1636: }
1637: }
1.734 bisitz 1638: $output.="\n".'<select name="'.$name.'" size="'.$size.'" multiple="multiple">';
1.501 banghart 1639: my @order;
1.506 raeburn 1640: if (ref($order) eq 'ARRAY') {
1641: @order = @{$order};
1642: } else {
1643: @order = sort(keys(%$hash));
1.501 banghart 1644: }
1645: if (exists($$hash{'select_form_order'})) {
1646: @order = @{$$hash{'select_form_order'}};
1647: }
1648:
1.284 albertel 1649: foreach my $key (@order) {
1.356 albertel 1650: $output.='<option value="'.&HTML::Entities::encode($key,'"<>&').'" ';
1.284 albertel 1651: $output.='selected="selected" ' if ($selected{$key});
1652: $output.='>'.$hash->{$key}."</option>\n";
1.169 www 1653: }
1654: $output.="</select>\n";
1655: return $output;
1656: }
1657:
1.88 www 1658: #-------------------------------------------
1659:
1660: =pod
1661:
1.648 raeburn 1662: =item * &select_form($defdom,$name,%hash)
1.88 www 1663:
1664: Returns a string containing a <select name='$name' size='1'> form to
1665: allow a user to select options from a hash option_name => displayed text.
1666: See lonrights.pm for an example invocation and use.
1667:
1668: =cut
1669:
1670: #-------------------------------------------
1671: sub select_form {
1672: my ($def,$name,%hash) = @_;
1673: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1.128 albertel 1674: my @keys;
1675: if (exists($hash{'select_form_order'})) {
1676: @keys=@{$hash{'select_form_order'}};
1677: } else {
1678: @keys=sort(keys(%hash));
1679: }
1.356 albertel 1680: foreach my $key (@keys) {
1681: $selectform.=
1682: '<option value="'.&HTML::Entities::encode($key,'"<>&').'" '.
1683: ($key eq $def ? 'selected="selected" ' : '').
1684: ">".&mt($hash{$key})."</option>\n";
1.88 www 1685: }
1686: $selectform.="</select>";
1687: return $selectform;
1688: }
1689:
1.475 www 1690: # For display filters
1691:
1692: sub display_filter {
1693: if (!$env{'form.show'}) { $env{'form.show'}=10; }
1.477 www 1694: if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
1.714 bisitz 1695: return '<span class="LC_nobreak"><label>'.&mt('Records [_1]',
1.475 www 1696: &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
1697: (&mt('all'),10,20,50,100,1000,10000))).
1.714 bisitz 1698: '</label></span> <span class="LC_nobreak">'.
1.475 www 1699: &mt('Filter [_1]',
1.477 www 1700: &select_form($env{'form.displayfilter'},
1701: 'displayfilter',
1702: ('currentfolder' => 'Current folder/page',
1703: 'containing' => 'Containing phrase',
1704: 'none' => 'None'))).
1.714 bisitz 1705: '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></span>';
1.475 www 1706: }
1707:
1.167 www 1708: sub gradeleveldescription {
1709: my $gradelevel=shift;
1710: my %gradelevels=(0 => 'Not specified',
1711: 1 => 'Grade 1',
1712: 2 => 'Grade 2',
1713: 3 => 'Grade 3',
1714: 4 => 'Grade 4',
1715: 5 => 'Grade 5',
1716: 6 => 'Grade 6',
1717: 7 => 'Grade 7',
1718: 8 => 'Grade 8',
1719: 9 => 'Grade 9',
1720: 10 => 'Grade 10',
1721: 11 => 'Grade 11',
1722: 12 => 'Grade 12',
1723: 13 => 'Grade 13',
1724: 14 => '100 Level',
1725: 15 => '200 Level',
1726: 16 => '300 Level',
1727: 17 => '400 Level',
1728: 18 => 'Graduate Level');
1729: return &mt($gradelevels{$gradelevel});
1730: }
1731:
1.163 www 1732: sub select_level_form {
1733: my ($deflevel,$name)=@_;
1734: unless ($deflevel) { $deflevel=0; }
1.167 www 1735: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1736: for (my $i=0; $i<=18; $i++) {
1737: $selectform.="<option value=\"$i\" ".
1.253 albertel 1738: ($i==$deflevel ? 'selected="selected" ' : '').
1.167 www 1739: ">".&gradeleveldescription($i)."</option>\n";
1740: }
1741: $selectform.="</select>";
1742: return $selectform;
1.163 www 1743: }
1.167 www 1744:
1.35 matthew 1745: #-------------------------------------------
1746:
1.45 matthew 1747: =pod
1748:
1.648 raeburn 1749: =item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc)
1.35 matthew 1750:
1751: Returns a string containing a <select name='$name' size='1'> form to
1752: allow a user to select the domain to preform an operation in.
1753: See loncreateuser.pm for an example invocation and use.
1754:
1.90 www 1755: If the $includeempty flag is set, it also includes an empty choice ("no domain
1756: selected");
1757:
1.563 raeburn 1758: If the $showdomdesc flag is set, the domain name is followed by the domain description.
1759:
1.35 matthew 1760: =cut
1761:
1762: #-------------------------------------------
1.34 matthew 1763: sub select_dom_form {
1.563 raeburn 1764: my ($defdom,$name,$includeempty,$showdomdesc) = @_;
1.550 albertel 1765: my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
1.90 www 1766: if ($includeempty) { @domains=('',@domains); }
1.34 matthew 1767: my $selectdomain = "<select name=\"$name\" size=\"1\">\n";
1.356 albertel 1768: foreach my $dom (@domains) {
1769: $selectdomain.="<option value=\"$dom\" ".
1.563 raeburn 1770: ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
1771: if ($showdomdesc) {
1772: if ($dom ne '') {
1773: my $domdesc = &Apache::lonnet::domain($dom,'description');
1774: if ($domdesc ne '') {
1775: $selectdomain .= ' ('.$domdesc.')';
1776: }
1777: }
1778: }
1779: $selectdomain .= "</option>\n";
1.34 matthew 1780: }
1781: $selectdomain.="</select>";
1782: return $selectdomain;
1783: }
1784:
1.35 matthew 1785: #-------------------------------------------
1786:
1.45 matthew 1787: =pod
1788:
1.648 raeburn 1789: =item * &home_server_form_item($domain,$name,$defaultflag)
1.35 matthew 1790:
1.586 raeburn 1791: input: 4 arguments (two required, two optional) -
1792: $domain - domain of new user
1793: $name - name of form element
1794: $default - Value of 'default' causes a default item to be first
1795: option, and selected by default.
1796: $hide - Value of 'hide' causes hiding of the name of the server,
1797: if 1 server found, or default, if 0 found.
1.594 raeburn 1798: output: returns 2 items:
1.586 raeburn 1799: (a) form element which contains either:
1800: (i) <select name="$name">
1801: <option value="$hostid1">$hostid $servers{$hostid}</option>
1802: <option value="$hostid2">$hostid $servers{$hostid}</option>
1803: </select>
1804: form item if there are multiple library servers in $domain, or
1805: (ii) an <input type="hidden" name="$name" value="$hostid" /> form item
1806: if there is only one library server in $domain.
1807:
1808: (b) number of library servers found.
1809:
1810: See loncreateuser.pm for example of use.
1.35 matthew 1811:
1812: =cut
1813:
1814: #-------------------------------------------
1.586 raeburn 1815: sub home_server_form_item {
1816: my ($domain,$name,$default,$hide) = @_;
1.513 albertel 1817: my %servers = &Apache::lonnet::get_servers($domain,'library');
1.586 raeburn 1818: my $result;
1819: my $numlib = keys(%servers);
1820: if ($numlib > 1) {
1821: $result .= '<select name="'.$name.'" />'."\n";
1822: if ($default) {
1823: $result .= '<option value="default" selected>'.&mt('default').
1824: '</option>'."\n";
1825: }
1826: foreach my $hostid (sort(keys(%servers))) {
1827: $result.= '<option value="'.$hostid.'">'.
1828: $hostid.' '.$servers{$hostid}."</option>\n";
1829: }
1830: $result .= '</select>'."\n";
1831: } elsif ($numlib == 1) {
1832: my $hostid;
1833: foreach my $item (keys(%servers)) {
1834: $hostid = $item;
1835: }
1836: $result .= '<input type="hidden" name="'.$name.'" value="'.
1837: $hostid.'" />';
1838: if (!$hide) {
1839: $result .= $hostid.' '.$servers{$hostid};
1840: }
1841: $result .= "\n";
1842: } elsif ($default) {
1843: $result .= '<input type="hidden" name="'.$name.
1844: '" value="default" />';
1845: if (!$hide) {
1846: $result .= &mt('default');
1847: }
1848: $result .= "\n";
1.33 matthew 1849: }
1.586 raeburn 1850: return ($result,$numlib);
1.33 matthew 1851: }
1.112 bowersj2 1852:
1853: =pod
1854:
1.534 albertel 1855: =back
1856:
1.112 bowersj2 1857: =cut
1.87 matthew 1858:
1859: ###############################################################
1.112 bowersj2 1860: ## Decoding User Agent ##
1.87 matthew 1861: ###############################################################
1862:
1863: =pod
1864:
1.112 bowersj2 1865: =head1 Decoding the User Agent
1866:
1867: =over 4
1868:
1869: =item * &decode_user_agent()
1.87 matthew 1870:
1871: Inputs: $r
1872:
1873: Outputs:
1874:
1875: =over 4
1876:
1.112 bowersj2 1877: =item * $httpbrowser
1.87 matthew 1878:
1.112 bowersj2 1879: =item * $clientbrowser
1.87 matthew 1880:
1.112 bowersj2 1881: =item * $clientversion
1.87 matthew 1882:
1.112 bowersj2 1883: =item * $clientmathml
1.87 matthew 1884:
1.112 bowersj2 1885: =item * $clientunicode
1.87 matthew 1886:
1.112 bowersj2 1887: =item * $clientos
1.87 matthew 1888:
1889: =back
1890:
1.157 matthew 1891: =back
1892:
1.87 matthew 1893: =cut
1894:
1895: ###############################################################
1896: ###############################################################
1897: sub decode_user_agent {
1.247 albertel 1898: my ($r)=@_;
1.87 matthew 1899: my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
1900: my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
1901: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
1.247 albertel 1902: if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
1.87 matthew 1903: my $clientbrowser='unknown';
1904: my $clientversion='0';
1905: my $clientmathml='';
1906: my $clientunicode='0';
1907: for (my $i=0;$i<=$#browsertype;$i++) {
1908: my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
1909: if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
1910: $clientbrowser=$bname;
1911: $httpbrowser=~/$vreg/i;
1912: $clientversion=$1;
1913: $clientmathml=($clientversion>=$minv);
1914: $clientunicode=($clientversion>=$univ);
1915: }
1916: }
1917: my $clientos='unknown';
1918: if (($httpbrowser=~/linux/i) ||
1919: ($httpbrowser=~/unix/i) ||
1920: ($httpbrowser=~/ux/i) ||
1921: ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
1922: if (($httpbrowser=~/vax/i) ||
1923: ($httpbrowser=~/vms/i)) { $clientos='vms'; }
1924: if ($httpbrowser=~/next/i) { $clientos='next'; }
1925: if (($httpbrowser=~/mac/i) ||
1926: ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
1927: if ($httpbrowser=~/win/i) { $clientos='win'; }
1928: if ($httpbrowser=~/embed/i) { $clientos='pda'; }
1929: return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
1930: $clientunicode,$clientos,);
1931: }
1932:
1.32 matthew 1933: ###############################################################
1934: ## Authentication changing form generation subroutines ##
1935: ###############################################################
1936: ##
1937: ## All of the authform_xxxxxxx subroutines take their inputs in a
1938: ## hash, and have reasonable default values.
1939: ##
1940: ## formname = the name given in the <form> tag.
1.35 matthew 1941: #-------------------------------------------
1942:
1.45 matthew 1943: =pod
1944:
1.112 bowersj2 1945: =head1 Authentication Routines
1946:
1947: =over 4
1948:
1.648 raeburn 1949: =item * &authform_xxxxxx()
1.35 matthew 1950:
1951: The authform_xxxxxx subroutines provide javascript and html forms which
1952: handle some of the conveniences required for authentication forms.
1953: This is not an optimal method, but it works.
1954:
1955: =over 4
1956:
1.112 bowersj2 1957: =item * authform_header
1.35 matthew 1958:
1.112 bowersj2 1959: =item * authform_authorwarning
1.35 matthew 1960:
1.112 bowersj2 1961: =item * authform_nochange
1.35 matthew 1962:
1.112 bowersj2 1963: =item * authform_kerberos
1.35 matthew 1964:
1.112 bowersj2 1965: =item * authform_internal
1.35 matthew 1966:
1.112 bowersj2 1967: =item * authform_filesystem
1.35 matthew 1968:
1969: =back
1970:
1.648 raeburn 1971: See loncreateuser.pm for invocation and use examples.
1.157 matthew 1972:
1.35 matthew 1973: =cut
1974:
1975: #-------------------------------------------
1.32 matthew 1976: sub authform_header{
1977: my %in = (
1978: formname => 'cu',
1.80 albertel 1979: kerb_def_dom => '',
1.32 matthew 1980: @_,
1981: );
1982: $in{'formname'} = 'document.' . $in{'formname'};
1983: my $result='';
1.80 albertel 1984:
1985: #---------------------------------------------- Code for upper case translation
1986: my $Javascript_toUpperCase;
1987: unless ($in{kerb_def_dom}) {
1988: $Javascript_toUpperCase =<<"END";
1989: switch (choice) {
1990: case 'krb': currentform.elements[choicearg].value =
1991: currentform.elements[choicearg].value.toUpperCase();
1992: break;
1993: default:
1994: }
1995: END
1996: } else {
1997: $Javascript_toUpperCase = "";
1998: }
1999:
1.165 raeburn 2000: my $radioval = "'nochange'";
1.591 raeburn 2001: if (defined($in{'curr_authtype'})) {
2002: if ($in{'curr_authtype'} ne '') {
2003: $radioval = "'".$in{'curr_authtype'}."arg'";
2004: }
1.174 matthew 2005: }
1.165 raeburn 2006: my $argfield = 'null';
1.591 raeburn 2007: if (defined($in{'mode'})) {
1.165 raeburn 2008: if ($in{'mode'} eq 'modifycourse') {
1.591 raeburn 2009: if (defined($in{'curr_autharg'})) {
2010: if ($in{'curr_autharg'} ne '') {
1.165 raeburn 2011: $argfield = "'$in{'curr_autharg'}'";
2012: }
2013: }
2014: }
2015: }
2016:
1.32 matthew 2017: $result.=<<"END";
2018: var current = new Object();
1.165 raeburn 2019: current.radiovalue = $radioval;
2020: current.argfield = $argfield;
1.32 matthew 2021:
2022: function changed_radio(choice,currentform) {
2023: var choicearg = choice + 'arg';
2024: // If a radio button in changed, we need to change the argfield
2025: if (current.radiovalue != choice) {
2026: current.radiovalue = choice;
2027: if (current.argfield != null) {
2028: currentform.elements[current.argfield].value = '';
2029: }
2030: if (choice == 'nochange') {
2031: current.argfield = null;
2032: } else {
2033: current.argfield = choicearg;
2034: switch(choice) {
2035: case 'krb':
2036: currentform.elements[current.argfield].value =
2037: "$in{'kerb_def_dom'}";
2038: break;
2039: default:
2040: break;
2041: }
2042: }
2043: }
2044: return;
2045: }
1.22 www 2046:
1.32 matthew 2047: function changed_text(choice,currentform) {
2048: var choicearg = choice + 'arg';
2049: if (currentform.elements[choicearg].value !='') {
1.80 albertel 2050: $Javascript_toUpperCase
1.32 matthew 2051: // clear old field
2052: if ((current.argfield != choicearg) && (current.argfield != null)) {
2053: currentform.elements[current.argfield].value = '';
2054: }
2055: current.argfield = choicearg;
2056: }
2057: set_auth_radio_buttons(choice,currentform);
2058: return;
1.20 www 2059: }
1.32 matthew 2060:
2061: function set_auth_radio_buttons(newvalue,currentform) {
2062: var i=0;
2063: while (i < currentform.login.length) {
2064: if (currentform.login[i].value == newvalue) { break; }
2065: i++;
2066: }
2067: if (i == currentform.login.length) {
2068: return;
2069: }
2070: current.radiovalue = newvalue;
2071: currentform.login[i].checked = true;
2072: return;
2073: }
2074: END
2075: return $result;
2076: }
2077:
2078: sub authform_authorwarning{
2079: my $result='';
1.144 matthew 2080: $result='<i>'.
2081: &mt('As a general rule, only authors or co-authors should be '.
2082: 'filesystem authenticated '.
2083: '(which allows access to the server filesystem).')."</i>\n";
1.32 matthew 2084: return $result;
2085: }
2086:
2087: sub authform_nochange{
2088: my %in = (
2089: formname => 'document.cu',
2090: kerb_def_dom => 'MSU.EDU',
2091: @_,
2092: );
1.586 raeburn 2093: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
2094: my $result;
2095: if (keys(%can_assign) == 0) {
2096: $result = &mt('Under you current role you are not permitted to change login settings for this user');
2097: } else {
2098: $result = '<label>'.&mt('[_1] Do not change login data',
2099: '<input type="radio" name="login" value="nochange" '.
2100: 'checked="checked" onclick="'.
1.281 albertel 2101: "javascript:changed_radio('nochange',$in{'formname'});".'" />').
2102: '</label>';
1.586 raeburn 2103: }
1.32 matthew 2104: return $result;
2105: }
2106:
1.591 raeburn 2107: sub authform_kerberos {
1.32 matthew 2108: my %in = (
2109: formname => 'document.cu',
2110: kerb_def_dom => 'MSU.EDU',
1.80 albertel 2111: kerb_def_auth => 'krb4',
1.32 matthew 2112: @_,
2113: );
1.586 raeburn 2114: my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
2115: $autharg,$jscall);
2116: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.80 albertel 2117: if ($in{'kerb_def_auth'} eq 'krb5') {
1.586 raeburn 2118: $check5 = ' checked="on"';
1.80 albertel 2119: } else {
1.586 raeburn 2120: $check4 = ' checked="on"';
1.80 albertel 2121: }
1.165 raeburn 2122: $krbarg = $in{'kerb_def_dom'};
1.591 raeburn 2123: if (defined($in{'curr_authtype'})) {
2124: if ($in{'curr_authtype'} eq 'krb') {
1.586 raeburn 2125: $krbcheck = ' checked="on"';
1.623 raeburn 2126: if (defined($in{'mode'})) {
2127: if ($in{'mode'} eq 'modifyuser') {
2128: $krbcheck = '';
2129: }
2130: }
1.591 raeburn 2131: if (defined($in{'curr_kerb_ver'})) {
2132: if ($in{'curr_krb_ver'} eq '5') {
2133: $check5 = ' checked="on"';
2134: $check4 = '';
2135: } else {
2136: $check4 = ' checked="on"';
2137: $check5 = '';
2138: }
1.586 raeburn 2139: }
1.591 raeburn 2140: if (defined($in{'curr_autharg'})) {
1.165 raeburn 2141: $krbarg = $in{'curr_autharg'};
2142: }
1.586 raeburn 2143: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1.591 raeburn 2144: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2145: $result =
2146: &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
2147: $in{'curr_autharg'},$krbver);
2148: } else {
2149: $result =
2150: &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
2151: }
2152: return $result;
2153: }
2154: }
2155: } else {
2156: if ($authnum == 1) {
2157: $authtype = '<input type="hidden" name="login" value="krb">';
1.165 raeburn 2158: }
2159: }
1.586 raeburn 2160: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
2161: return;
1.587 raeburn 2162: } elsif ($authtype eq '') {
1.591 raeburn 2163: if (defined($in{'mode'})) {
1.587 raeburn 2164: if ($in{'mode'} eq 'modifycourse') {
2165: if ($authnum == 1) {
2166: $authtype = '<input type="hidden" name="login" value="krb">';
2167: }
2168: }
2169: }
1.586 raeburn 2170: }
2171: $jscall = "javascript:changed_radio('krb',$in{'formname'});";
2172: if ($authtype eq '') {
2173: $authtype = '<input type="radio" name="login" value="krb" '.
2174: 'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
2175: $krbcheck.' />';
2176: }
2177: if (($can_assign{'krb4'} && $can_assign{'krb5'}) ||
2178: ($can_assign{'krb4'} && !$can_assign{'krb5'} &&
2179: $in{'curr_authtype'} eq 'krb5') ||
2180: (!$can_assign{'krb4'} && $can_assign{'krb5'} &&
2181: $in{'curr_authtype'} eq 'krb4')) {
2182: $result .= &mt
1.144 matthew 2183: ('[_1] Kerberos authenticated with domain [_2] '.
1.281 albertel 2184: '[_3] Version 4 [_4] Version 5 [_5]',
1.586 raeburn 2185: '<label>'.$authtype,
1.281 albertel 2186: '</label><input type="text" size="10" name="krbarg" '.
1.165 raeburn 2187: 'value="'.$krbarg.'" '.
1.144 matthew 2188: 'onchange="'.$jscall.'" />',
1.281 albertel 2189: '<label><input type="radio" name="krbver" value="4" '.$check4.' />',
2190: '</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
2191: '</label>');
1.586 raeburn 2192: } elsif ($can_assign{'krb4'}) {
2193: $result .= &mt
2194: ('[_1] Kerberos authenticated with domain [_2] '.
2195: '[_3] Version 4 [_4]',
2196: '<label>'.$authtype,
2197: '</label><input type="text" size="10" name="krbarg" '.
2198: 'value="'.$krbarg.'" '.
2199: 'onchange="'.$jscall.'" />',
2200: '<label><input type="hidden" name="krbver" value="4" />',
2201: '</label>');
2202: } elsif ($can_assign{'krb5'}) {
2203: $result .= &mt
2204: ('[_1] Kerberos authenticated with domain [_2] '.
2205: '[_3] Version 5 [_4]',
2206: '<label>'.$authtype,
2207: '</label><input type="text" size="10" name="krbarg" '.
2208: 'value="'.$krbarg.'" '.
2209: 'onchange="'.$jscall.'" />',
2210: '<label><input type="hidden" name="krbver" value="5" />',
2211: '</label>');
2212: }
1.32 matthew 2213: return $result;
2214: }
2215:
2216: sub authform_internal{
1.586 raeburn 2217: my %in = (
1.32 matthew 2218: formname => 'document.cu',
2219: kerb_def_dom => 'MSU.EDU',
2220: @_,
2221: );
1.586 raeburn 2222: my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
2223: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2224: if (defined($in{'curr_authtype'})) {
2225: if ($in{'curr_authtype'} eq 'int') {
1.586 raeburn 2226: if ($can_assign{'int'}) {
2227: $intcheck = 'checked="on" ';
1.623 raeburn 2228: if (defined($in{'mode'})) {
2229: if ($in{'mode'} eq 'modifyuser') {
2230: $intcheck = '';
2231: }
2232: }
1.591 raeburn 2233: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2234: $intarg = $in{'curr_autharg'};
2235: }
2236: } else {
2237: $result = &mt('Currently internally authenticated.');
2238: return $result;
1.165 raeburn 2239: }
2240: }
1.586 raeburn 2241: } else {
2242: if ($authnum == 1) {
2243: $authtype = '<input type="hidden" name="login" value="int">';
2244: }
2245: }
2246: if (!$can_assign{'int'}) {
2247: return;
1.587 raeburn 2248: } elsif ($authtype eq '') {
1.591 raeburn 2249: if (defined($in{'mode'})) {
1.587 raeburn 2250: if ($in{'mode'} eq 'modifycourse') {
2251: if ($authnum == 1) {
2252: $authtype = '<input type="hidden" name="login" value="int">';
2253: }
2254: }
2255: }
1.165 raeburn 2256: }
1.586 raeburn 2257: $jscall = "javascript:changed_radio('int',$in{'formname'});";
2258: if ($authtype eq '') {
2259: $authtype = '<input type="radio" name="login" value="int" '.$intcheck.
2260: ' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
2261: }
1.605 bisitz 2262: $autharg = '<input type="password" size="10" name="intarg" value="'.
1.586 raeburn 2263: $intarg.'" onchange="'.$jscall.'" />';
2264: $result = &mt
1.144 matthew 2265: ('[_1] Internally authenticated (with initial password [_2])',
1.586 raeburn 2266: '<label>'.$authtype,'</label>'.$autharg);
1.620 www 2267: $result.="<label><input type=\"checkbox\" name=\"visible\" onClick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
1.32 matthew 2268: return $result;
2269: }
2270:
2271: sub authform_local{
2272: my %in = (
2273: formname => 'document.cu',
2274: kerb_def_dom => 'MSU.EDU',
2275: @_,
2276: );
1.586 raeburn 2277: my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
2278: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2279: if (defined($in{'curr_authtype'})) {
2280: if ($in{'curr_authtype'} eq 'loc') {
1.586 raeburn 2281: if ($can_assign{'loc'}) {
2282: $loccheck = 'checked="on" ';
1.623 raeburn 2283: if (defined($in{'mode'})) {
2284: if ($in{'mode'} eq 'modifyuser') {
2285: $loccheck = '';
2286: }
2287: }
1.591 raeburn 2288: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2289: $locarg = $in{'curr_autharg'};
2290: }
2291: } else {
2292: $result = &mt('Currently using local (institutional) authentication.');
2293: return $result;
1.165 raeburn 2294: }
2295: }
1.586 raeburn 2296: } else {
2297: if ($authnum == 1) {
2298: $authtype = '<input type="hidden" name="login" value="loc">';
2299: }
2300: }
2301: if (!$can_assign{'loc'}) {
2302: return;
1.587 raeburn 2303: } elsif ($authtype eq '') {
1.591 raeburn 2304: if (defined($in{'mode'})) {
1.587 raeburn 2305: if ($in{'mode'} eq 'modifycourse') {
2306: if ($authnum == 1) {
2307: $authtype = '<input type="hidden" name="login" value="loc">';
2308: }
2309: }
2310: }
1.165 raeburn 2311: }
1.586 raeburn 2312: $jscall = "javascript:changed_radio('loc',$in{'formname'});";
2313: if ($authtype eq '') {
2314: $authtype = '<input type="radio" name="login" value="loc" '.
2315: $loccheck.' onchange="'.$jscall.'" onclick="'.
2316: $jscall.'" />';
2317: }
2318: $autharg = '<input type="text" size="10" name="locarg" value="'.
2319: $locarg.'" onchange="'.$jscall.'" />';
2320: $result = &mt('[_1] Local Authentication with argument [_2]',
2321: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2322: return $result;
2323: }
2324:
2325: sub authform_filesystem{
2326: my %in = (
2327: formname => 'document.cu',
2328: kerb_def_dom => 'MSU.EDU',
2329: @_,
2330: );
1.586 raeburn 2331: my ($fsyscheck,$result,$authtype,$autharg,$jscall);
2332: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2333: if (defined($in{'curr_authtype'})) {
2334: if ($in{'curr_authtype'} eq 'fsys') {
1.586 raeburn 2335: if ($can_assign{'fsys'}) {
2336: $fsyscheck = 'checked="on" ';
1.623 raeburn 2337: if (defined($in{'mode'})) {
2338: if ($in{'mode'} eq 'modifyuser') {
2339: $fsyscheck = '';
2340: }
2341: }
1.586 raeburn 2342: } else {
2343: $result = &mt('Currently Filesystem Authenticated.');
2344: return $result;
2345: }
2346: }
2347: } else {
2348: if ($authnum == 1) {
2349: $authtype = '<input type="hidden" name="login" value="fsys">';
2350: }
2351: }
2352: if (!$can_assign{'fsys'}) {
2353: return;
1.587 raeburn 2354: } elsif ($authtype eq '') {
1.591 raeburn 2355: if (defined($in{'mode'})) {
1.587 raeburn 2356: if ($in{'mode'} eq 'modifycourse') {
2357: if ($authnum == 1) {
2358: $authtype = '<input type="hidden" name="login" value="fsys">';
2359: }
2360: }
2361: }
1.586 raeburn 2362: }
2363: $jscall = "javascript:changed_radio('fsys',$in{'formname'});";
2364: if ($authtype eq '') {
2365: $authtype = '<input type="radio" name="login" value="fsys" '.
2366: $fsyscheck.' onchange="'.$jscall.'" onclick="'.
2367: $jscall.'" />';
2368: }
2369: $autharg = '<input type="text" size="10" name="fsysarg" value=""'.
2370: ' onchange="'.$jscall.'" />';
2371: $result = &mt
1.144 matthew 2372: ('[_1] Filesystem Authenticated (with initial password [_2])',
1.281 albertel 2373: '<label><input type="radio" name="login" value="fsys" '.
1.586 raeburn 2374: $fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
1.605 bisitz 2375: '</label><input type="password" size="10" name="fsysarg" value="" '.
1.144 matthew 2376: 'onchange="'.$jscall.'" />');
1.32 matthew 2377: return $result;
2378: }
2379:
1.586 raeburn 2380: sub get_assignable_auth {
2381: my ($dom) = @_;
2382: if ($dom eq '') {
2383: $dom = $env{'request.role.domain'};
2384: }
2385: my %can_assign = (
2386: krb4 => 1,
2387: krb5 => 1,
2388: int => 1,
2389: loc => 1,
2390: );
2391: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
2392: if (ref($domconfig{'usercreation'}) eq 'HASH') {
2393: if (ref($domconfig{'usercreation'}{'authtypes'}) eq 'HASH') {
2394: my $authhash = $domconfig{'usercreation'}{'authtypes'};
2395: my $context;
2396: if ($env{'request.role'} =~ /^au/) {
2397: $context = 'author';
2398: } elsif ($env{'request.role'} =~ /^dc/) {
2399: $context = 'domain';
2400: } elsif ($env{'request.course.id'}) {
2401: $context = 'course';
2402: }
2403: if ($context) {
2404: if (ref($authhash->{$context}) eq 'HASH') {
2405: %can_assign = %{$authhash->{$context}};
2406: }
2407: }
2408: }
2409: }
2410: my $authnum = 0;
2411: foreach my $key (keys(%can_assign)) {
2412: if ($can_assign{$key}) {
2413: $authnum ++;
2414: }
2415: }
2416: if ($can_assign{'krb4'} && $can_assign{'krb5'}) {
2417: $authnum --;
2418: }
2419: return ($authnum,%can_assign);
2420: }
2421:
1.80 albertel 2422: ###############################################################
2423: ## Get Kerberos Defaults for Domain ##
2424: ###############################################################
2425: ##
2426: ## Returns default kerberos version and an associated argument
2427: ## as listed in file domain.tab. If not listed, provides
2428: ## appropriate default domain and kerberos version.
2429: ##
2430: #-------------------------------------------
2431:
2432: =pod
2433:
1.648 raeburn 2434: =item * &get_kerberos_defaults()
1.80 albertel 2435:
2436: get_kerberos_defaults($target_domain) returns the default kerberos
1.641 raeburn 2437: version and domain. If not found, it defaults to version 4 and the
2438: domain of the server.
1.80 albertel 2439:
1.648 raeburn 2440: =over 4
2441:
1.80 albertel 2442: ($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
2443:
1.648 raeburn 2444: =back
2445:
2446: =back
2447:
1.80 albertel 2448: =cut
2449:
2450: #-------------------------------------------
2451: sub get_kerberos_defaults {
2452: my $domain=shift;
1.641 raeburn 2453: my ($krbdef,$krbdefdom);
2454: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
2455: if (($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) {
2456: $krbdef = $domdefaults{'auth_def'};
2457: $krbdefdom = $domdefaults{'auth_arg_def'};
2458: } else {
1.80 albertel 2459: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
2460: my $krbdefdom=$1;
2461: $krbdefdom=~tr/a-z/A-Z/;
2462: $krbdef = "krb4";
2463: }
2464: return ($krbdef,$krbdefdom);
2465: }
1.112 bowersj2 2466:
1.32 matthew 2467:
1.46 matthew 2468: ###############################################################
2469: ## Thesaurus Functions ##
2470: ###############################################################
1.20 www 2471:
1.46 matthew 2472: =pod
1.20 www 2473:
1.112 bowersj2 2474: =head1 Thesaurus Functions
2475:
2476: =over 4
2477:
1.648 raeburn 2478: =item * &initialize_keywords()
1.46 matthew 2479:
2480: Initializes the package variable %Keywords if it is empty. Uses the
2481: package variable $thesaurus_db_file.
2482:
2483: =cut
2484:
2485: ###################################################
2486:
2487: sub initialize_keywords {
2488: return 1 if (scalar keys(%Keywords));
2489: # If we are here, %Keywords is empty, so fill it up
2490: # Make sure the file we need exists...
2491: if (! -e $thesaurus_db_file) {
2492: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
2493: " failed because it does not exist");
2494: return 0;
2495: }
2496: # Set up the hash as a database
2497: my %thesaurus_db;
2498: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2499: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2500: &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
2501: $thesaurus_db_file);
2502: return 0;
2503: }
2504: # Get the average number of appearances of a word.
2505: my $avecount = $thesaurus_db{'average.count'};
2506: # Put keywords (those that appear > average) into %Keywords
2507: while (my ($word,$data)=each (%thesaurus_db)) {
2508: my ($count,undef) = split /:/,$data;
2509: $Keywords{$word}++ if ($count > $avecount);
2510: }
2511: untie %thesaurus_db;
2512: # Remove special values from %Keywords.
1.356 albertel 2513: foreach my $value ('total.count','average.count') {
2514: delete($Keywords{$value}) if (exists($Keywords{$value}));
1.586 raeburn 2515: }
1.46 matthew 2516: return 1;
2517: }
2518:
2519: ###################################################
2520:
2521: =pod
2522:
1.648 raeburn 2523: =item * &keyword($word)
1.46 matthew 2524:
2525: Returns true if $word is a keyword. A keyword is a word that appears more
2526: than the average number of times in the thesaurus database. Calls
2527: &initialize_keywords
2528:
2529: =cut
2530:
2531: ###################################################
1.20 www 2532:
2533: sub keyword {
1.46 matthew 2534: return if (!&initialize_keywords());
2535: my $word=lc(shift());
2536: $word=~s/\W//g;
2537: return exists($Keywords{$word});
1.20 www 2538: }
1.46 matthew 2539:
2540: ###############################################################
2541:
2542: =pod
1.20 www 2543:
1.648 raeburn 2544: =item * &get_related_words()
1.46 matthew 2545:
1.160 matthew 2546: Look up a word in the thesaurus. Takes a scalar argument and returns
1.46 matthew 2547: an array of words. If the keyword is not in the thesaurus, an empty array
2548: will be returned. The order of the words returned is determined by the
2549: database which holds them.
2550:
2551: Uses global $thesaurus_db_file.
2552:
2553: =cut
2554:
2555: ###############################################################
2556: sub get_related_words {
2557: my $keyword = shift;
2558: my %thesaurus_db;
2559: if (! -e $thesaurus_db_file) {
2560: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
2561: "failed because the file does not exist");
2562: return ();
2563: }
2564: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2565: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2566: return ();
2567: }
2568: my @Words=();
1.429 www 2569: my $count=0;
1.46 matthew 2570: if (exists($thesaurus_db{$keyword})) {
1.356 albertel 2571: # The first element is the number of times
2572: # the word appears. We do not need it now.
1.429 www 2573: my (undef,@RelatedWords) = (split(/:/,$thesaurus_db{$keyword}));
2574: my (undef,$mostfrequentcount)=split(/\,/,$RelatedWords[0]);
2575: my $threshold=$mostfrequentcount/10;
2576: foreach my $possibleword (@RelatedWords) {
2577: my ($word,$wordcount)=split(/\,/,$possibleword);
2578: if ($wordcount>$threshold) {
2579: push(@Words,$word);
2580: $count++;
2581: if ($count>10) { last; }
2582: }
1.20 www 2583: }
2584: }
1.46 matthew 2585: untie %thesaurus_db;
2586: return @Words;
1.14 harris41 2587: }
1.46 matthew 2588:
1.112 bowersj2 2589: =pod
2590:
2591: =back
2592:
2593: =cut
1.61 www 2594:
2595: # -------------------------------------------------------------- Plaintext name
1.81 albertel 2596: =pod
2597:
1.112 bowersj2 2598: =head1 User Name Functions
2599:
2600: =over 4
2601:
1.648 raeburn 2602: =item * &plainname($uname,$udom,$first)
1.81 albertel 2603:
1.112 bowersj2 2604: Takes a users logon name and returns it as a string in
1.226 albertel 2605: "first middle last generation" form
2606: if $first is set to 'lastname' then it returns it as
2607: 'lastname generation, firstname middlename' if their is a lastname
1.81 albertel 2608:
2609: =cut
1.61 www 2610:
1.295 www 2611:
1.81 albertel 2612: ###############################################################
1.61 www 2613: sub plainname {
1.226 albertel 2614: my ($uname,$udom,$first)=@_;
1.537 albertel 2615: return if (!defined($uname) || !defined($udom));
1.295 www 2616: my %names=&getnames($uname,$udom);
1.226 albertel 2617: my $name=&Apache::lonnet::format_name($names{'firstname'},
2618: $names{'middlename'},
2619: $names{'lastname'},
2620: $names{'generation'},$first);
2621: $name=~s/^\s+//;
1.62 www 2622: $name=~s/\s+$//;
2623: $name=~s/\s+/ /g;
1.353 albertel 2624: if ($name !~ /\S/) { $name=$uname.':'.$udom; }
1.62 www 2625: return $name;
1.61 www 2626: }
1.66 www 2627:
2628: # -------------------------------------------------------------------- Nickname
1.81 albertel 2629: =pod
2630:
1.648 raeburn 2631: =item * &nickname($uname,$udom)
1.81 albertel 2632:
2633: Gets a users name and returns it as a string as
2634:
2635: ""nickname""
1.66 www 2636:
1.81 albertel 2637: if the user has a nickname or
2638:
2639: "first middle last generation"
2640:
2641: if the user does not
2642:
2643: =cut
1.66 www 2644:
2645: sub nickname {
2646: my ($uname,$udom)=@_;
1.537 albertel 2647: return if (!defined($uname) || !defined($udom));
1.295 www 2648: my %names=&getnames($uname,$udom);
1.68 albertel 2649: my $name=$names{'nickname'};
1.66 www 2650: if ($name) {
2651: $name='"'.$name.'"';
2652: } else {
2653: $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
2654: $names{'lastname'}.' '.$names{'generation'};
2655: $name=~s/\s+$//;
2656: $name=~s/\s+/ /g;
2657: }
2658: return $name;
2659: }
2660:
1.295 www 2661: sub getnames {
2662: my ($uname,$udom)=@_;
1.537 albertel 2663: return if (!defined($uname) || !defined($udom));
1.433 albertel 2664: if ($udom eq 'public' && $uname eq 'public') {
2665: return ('lastname' => &mt('Public'));
2666: }
1.295 www 2667: my $id=$uname.':'.$udom;
2668: my ($names,$cached)=&Apache::lonnet::is_cached_new('namescache',$id);
2669: if ($cached) {
2670: return %{$names};
2671: } else {
2672: my %loadnames=&Apache::lonnet::get('environment',
2673: ['firstname','middlename','lastname','generation','nickname'],
2674: $udom,$uname);
2675: &Apache::lonnet::do_cache_new('namescache',$id,\%loadnames);
2676: return %loadnames;
2677: }
2678: }
1.61 www 2679:
1.542 raeburn 2680: # -------------------------------------------------------------------- getemails
1.648 raeburn 2681:
1.542 raeburn 2682: =pod
2683:
1.648 raeburn 2684: =item * &getemails($uname,$udom)
1.542 raeburn 2685:
2686: Gets a user's email information and returns it as a hash with keys:
2687: notification, critnotification, permanentemail
2688:
2689: For notification and critnotification, values are comma-separated lists
1.648 raeburn 2690: of e-mail addresses; for permanentemail, value is a single e-mail address.
1.542 raeburn 2691:
1.648 raeburn 2692:
1.542 raeburn 2693: =cut
2694:
1.648 raeburn 2695:
1.466 albertel 2696: sub getemails {
2697: my ($uname,$udom)=@_;
2698: if ($udom eq 'public' && $uname eq 'public') {
2699: return;
2700: }
1.467 www 2701: if (!$udom) { $udom=$env{'user.domain'}; }
2702: if (!$uname) { $uname=$env{'user.name'}; }
1.466 albertel 2703: my $id=$uname.':'.$udom;
2704: my ($names,$cached)=&Apache::lonnet::is_cached_new('emailscache',$id);
2705: if ($cached) {
2706: return %{$names};
2707: } else {
2708: my %loadnames=&Apache::lonnet::get('environment',
2709: ['notification','critnotification',
2710: 'permanentemail'],
2711: $udom,$uname);
2712: &Apache::lonnet::do_cache_new('emailscache',$id,\%loadnames);
2713: return %loadnames;
2714: }
2715: }
2716:
1.551 albertel 2717: sub flush_email_cache {
2718: my ($uname,$udom)=@_;
2719: if (!$udom) { $udom =$env{'user.domain'}; }
2720: if (!$uname) { $uname=$env{'user.name'}; }
2721: return if ($udom eq 'public' && $uname eq 'public');
2722: my $id=$uname.':'.$udom;
2723: &Apache::lonnet::devalidate_cache_new('emailscache',$id);
2724: }
2725:
1.728 raeburn 2726: # -------------------------------------------------------------------- getlangs
2727:
2728: =pod
2729:
2730: =item * &getlangs($uname,$udom)
2731:
2732: Gets a user's language preference and returns it as a hash with key:
2733: language.
2734:
2735: =cut
2736:
2737:
2738: sub getlangs {
2739: my ($uname,$udom) = @_;
2740: if (!$udom) { $udom =$env{'user.domain'}; }
2741: if (!$uname) { $uname=$env{'user.name'}; }
2742: my $id=$uname.':'.$udom;
2743: my ($langs,$cached)=&Apache::lonnet::is_cached_new('userlangs',$id);
2744: if ($cached) {
2745: return %{$langs};
2746: } else {
2747: my %loadlangs=&Apache::lonnet::get('environment',['languages'],
2748: $udom,$uname);
2749: &Apache::lonnet::do_cache_new('userlangs',$id,\%loadlangs);
2750: return %loadlangs;
2751: }
2752: }
2753:
2754: sub flush_langs_cache {
2755: my ($uname,$udom)=@_;
2756: if (!$udom) { $udom =$env{'user.domain'}; }
2757: if (!$uname) { $uname=$env{'user.name'}; }
2758: return if ($udom eq 'public' && $uname eq 'public');
2759: my $id=$uname.':'.$udom;
2760: &Apache::lonnet::devalidate_cache_new('userlangs',$id);
2761: }
2762:
1.61 www 2763: # ------------------------------------------------------------------ Screenname
1.81 albertel 2764:
2765: =pod
2766:
1.648 raeburn 2767: =item * &screenname($uname,$udom)
1.81 albertel 2768:
2769: Gets a users screenname and returns it as a string
2770:
2771: =cut
1.61 www 2772:
2773: sub screenname {
2774: my ($uname,$udom)=@_;
1.258 albertel 2775: if ($uname eq $env{'user.name'} &&
2776: $udom eq $env{'user.domain'}) {return $env{'environment.screenname'};}
1.212 albertel 2777: my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
1.68 albertel 2778: return $names{'screenname'};
1.62 www 2779: }
2780:
1.212 albertel 2781:
1.62 www 2782: # ------------------------------------------------------------- Message Wrapper
2783:
2784: sub messagewrapper {
1.369 www 2785: my ($link,$username,$domain,$subject,$text)=@_;
1.62 www 2786: return
1.441 albertel 2787: '<a href="/adm/email?compose=individual&'.
2788: 'recname='.$username.'&recdom='.$domain.
2789: '&subject='.&escape($subject).'&text='.&escape($text).'" '.
1.200 matthew 2790: 'title="'.&mt('Send message').'">'.$link.'</a>';
1.74 www 2791: }
2792: # --------------------------------------------------------------- Notes Wrapper
2793:
2794: sub noteswrapper {
2795: my ($link,$un,$do)=@_;
2796: return
2797: "<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
1.62 www 2798: }
2799: # ------------------------------------------------------------- Aboutme Wrapper
2800:
2801: sub aboutmewrapper {
1.166 www 2802: my ($link,$username,$domain,$target)=@_;
1.447 raeburn 2803: if (!defined($username) && !defined($domain)) {
2804: return;
2805: }
1.205 www 2806: return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
1.454 banghart 2807: ($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';
1.62 www 2808: }
2809:
2810: # ------------------------------------------------------------ Syllabus Wrapper
2811:
2812:
2813: sub syllabuswrapper {
1.707 bisitz 2814: my ($linktext,$coursedir,$domain)=@_;
1.208 matthew 2815: return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
1.61 www 2816: }
1.14 harris41 2817:
1.208 matthew 2818: sub track_student_link {
1.268 albertel 2819: my ($linktext,$sname,$sdom,$target,$start) = @_;
2820: my $link ="/adm/trackstudent?";
1.208 matthew 2821: my $title = 'View recent activity';
2822: if (defined($sname) && $sname !~ /^\s*$/ &&
2823: defined($sdom) && $sdom !~ /^\s*$/) {
1.268 albertel 2824: $link .= "selected_student=$sname:$sdom";
1.208 matthew 2825: $title .= ' of this student';
1.268 albertel 2826: }
1.208 matthew 2827: if (defined($target) && $target !~ /^\s*$/) {
2828: $target = qq{target="$target"};
2829: } else {
2830: $target = '';
2831: }
1.268 albertel 2832: if ($start) { $link.='&start='.$start; }
1.554 albertel 2833: $title = &mt($title);
2834: $linktext = &mt($linktext);
1.448 albertel 2835: return qq{<a href="$link" title="$title" $target>$linktext</a>}.
2836: &help_open_topic('View_recent_activity');
1.208 matthew 2837: }
2838:
1.508 www 2839: # ===================================================== Display a student photo
2840:
2841:
1.509 albertel 2842: sub student_image_tag {
1.508 www 2843: my ($domain,$user)=@_;
2844: my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
2845: if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
2846: return '<img src="'.$imgsrc.'" align="right" />';
2847: } else {
2848: return '';
2849: }
2850: }
2851:
1.112 bowersj2 2852: =pod
2853:
2854: =back
2855:
2856: =head1 Access .tab File Data
2857:
2858: =over 4
2859:
1.648 raeburn 2860: =item * &languageids()
1.112 bowersj2 2861:
2862: returns list of all language ids
2863:
2864: =cut
2865:
1.14 harris41 2866: sub languageids {
1.16 harris41 2867: return sort(keys(%language));
1.14 harris41 2868: }
2869:
1.112 bowersj2 2870: =pod
2871:
1.648 raeburn 2872: =item * &languagedescription()
1.112 bowersj2 2873:
2874: returns description of a specified language id
2875:
2876: =cut
2877:
1.14 harris41 2878: sub languagedescription {
1.125 www 2879: my $code=shift;
2880: return ($supported_language{$code}?'* ':'').
2881: $language{$code}.
1.126 www 2882: ($supported_language{$code}?' ('.&mt('interface available').')':'');
1.145 www 2883: }
2884:
2885: sub plainlanguagedescription {
2886: my $code=shift;
2887: return $language{$code};
2888: }
2889:
2890: sub supportedlanguagecode {
2891: my $code=shift;
2892: return $supported_language{$code};
1.97 www 2893: }
2894:
1.112 bowersj2 2895: =pod
2896:
1.648 raeburn 2897: =item * ©rightids()
1.112 bowersj2 2898:
2899: returns list of all copyrights
2900:
2901: =cut
2902:
2903: sub copyrightids {
2904: return sort(keys(%cprtag));
2905: }
2906:
2907: =pod
2908:
1.648 raeburn 2909: =item * ©rightdescription()
1.112 bowersj2 2910:
2911: returns description of a specified copyright id
2912:
2913: =cut
2914:
2915: sub copyrightdescription {
1.166 www 2916: return &mt($cprtag{shift(@_)});
1.112 bowersj2 2917: }
1.197 matthew 2918:
2919: =pod
2920:
1.648 raeburn 2921: =item * &source_copyrightids()
1.192 taceyjo1 2922:
2923: returns list of all source copyrights
2924:
2925: =cut
2926:
2927: sub source_copyrightids {
2928: return sort(keys(%scprtag));
2929: }
2930:
2931: =pod
2932:
1.648 raeburn 2933: =item * &source_copyrightdescription()
1.192 taceyjo1 2934:
2935: returns description of a specified source copyright id
2936:
2937: =cut
2938:
2939: sub source_copyrightdescription {
2940: return &mt($scprtag{shift(@_)});
2941: }
1.112 bowersj2 2942:
2943: =pod
2944:
1.648 raeburn 2945: =item * &filecategories()
1.112 bowersj2 2946:
2947: returns list of all file categories
2948:
2949: =cut
2950:
2951: sub filecategories {
2952: return sort(keys(%category_extensions));
2953: }
2954:
2955: =pod
2956:
1.648 raeburn 2957: =item * &filecategorytypes()
1.112 bowersj2 2958:
2959: returns list of file types belonging to a given file
2960: category
2961:
2962: =cut
2963:
2964: sub filecategorytypes {
1.356 albertel 2965: my ($cat) = @_;
2966: return @{$category_extensions{lc($cat)}};
1.112 bowersj2 2967: }
2968:
2969: =pod
2970:
1.648 raeburn 2971: =item * &fileembstyle()
1.112 bowersj2 2972:
2973: returns embedding style for a specified file type
2974:
2975: =cut
2976:
2977: sub fileembstyle {
2978: return $fe{lc(shift(@_))};
1.169 www 2979: }
2980:
1.351 www 2981: sub filemimetype {
2982: return $fm{lc(shift(@_))};
2983: }
2984:
1.169 www 2985:
2986: sub filecategoryselect {
2987: my ($name,$value)=@_;
1.189 matthew 2988: return &select_form($value,$name,
1.169 www 2989: '' => &mt('Any category'),
2990: map { $_,$_ } sort(keys(%category_extensions)));
1.112 bowersj2 2991: }
2992:
2993: =pod
2994:
1.648 raeburn 2995: =item * &filedescription()
1.112 bowersj2 2996:
2997: returns description for a specified file type
2998:
2999: =cut
3000:
3001: sub filedescription {
1.188 matthew 3002: my $file_description = $fd{lc(shift())};
3003: $file_description =~ s:([\[\]]):~$1:g;
3004: return &mt($file_description);
1.112 bowersj2 3005: }
3006:
3007: =pod
3008:
1.648 raeburn 3009: =item * &filedescriptionex()
1.112 bowersj2 3010:
3011: returns description for a specified file type with
3012: extra formatting
3013:
3014: =cut
3015:
3016: sub filedescriptionex {
3017: my $ex=shift;
1.188 matthew 3018: my $file_description = $fd{lc($ex)};
3019: $file_description =~ s:([\[\]]):~$1:g;
3020: return '.'.$ex.' '.&mt($file_description);
1.112 bowersj2 3021: }
3022:
3023: # End of .tab access
3024: =pod
3025:
3026: =back
3027:
3028: =cut
3029:
3030: # ------------------------------------------------------------------ File Types
3031: sub fileextensions {
3032: return sort(keys(%fe));
3033: }
3034:
1.97 www 3035: # ----------------------------------------------------------- Display Languages
3036: # returns a hash with all desired display languages
3037: #
3038:
3039: sub display_languages {
3040: my %languages=();
1.695 raeburn 3041: foreach my $lang (&Apache::lonlocal::preferred_languages()) {
1.356 albertel 3042: $languages{$lang}=1;
1.97 www 3043: }
3044: &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
1.258 albertel 3045: if ($env{'form.displaylanguage'}) {
1.356 albertel 3046: foreach my $lang (split(/\s*(\,|\;|\:)\s*/,$env{'form.displaylanguage'})) {
3047: $languages{$lang}=1;
1.97 www 3048: }
3049: }
3050: return %languages;
1.14 harris41 3051: }
3052:
1.582 albertel 3053: sub languages {
3054: my ($possible_langs) = @_;
1.695 raeburn 3055: my @preferred_langs = &Apache::lonlocal::preferred_languages();
1.582 albertel 3056: if (!ref($possible_langs)) {
3057: if( wantarray ) {
3058: return @preferred_langs;
3059: } else {
3060: return $preferred_langs[0];
3061: }
3062: }
3063: my %possibilities = map { $_ => 1 } (@$possible_langs);
3064: my @preferred_possibilities;
3065: foreach my $preferred_lang (@preferred_langs) {
3066: if (exists($possibilities{$preferred_lang})) {
3067: push(@preferred_possibilities, $preferred_lang);
3068: }
3069: }
3070: if( wantarray ) {
3071: return @preferred_possibilities;
3072: }
3073: return $preferred_possibilities[0];
3074: }
3075:
1.112 bowersj2 3076: ###############################################################
3077: ## Student Answer Attempts ##
3078: ###############################################################
3079:
3080: =pod
3081:
3082: =head1 Alternate Problem Views
3083:
3084: =over 4
3085:
1.648 raeburn 3086: =item * &get_previous_attempt($symb, $username, $domain, $course,
1.112 bowersj2 3087: $getattempt, $regexp, $gradesub)
3088:
3089: Return string with previous attempt on problem. Arguments:
3090:
3091: =over 4
3092:
3093: =item * $symb: Problem, including path
3094:
3095: =item * $username: username of the desired student
3096:
3097: =item * $domain: domain of the desired student
1.14 harris41 3098:
1.112 bowersj2 3099: =item * $course: Course ID
1.14 harris41 3100:
1.112 bowersj2 3101: =item * $getattempt: Leave blank for all attempts, otherwise put
3102: something
1.14 harris41 3103:
1.112 bowersj2 3104: =item * $regexp: if string matches this regexp, the string will be
3105: sent to $gradesub
1.14 harris41 3106:
1.112 bowersj2 3107: =item * $gradesub: routine that processes the string if it matches $regexp
1.14 harris41 3108:
1.112 bowersj2 3109: =back
1.14 harris41 3110:
1.112 bowersj2 3111: The output string is a table containing all desired attempts, if any.
1.16 harris41 3112:
1.112 bowersj2 3113: =cut
1.1 albertel 3114:
3115: sub get_previous_attempt {
1.43 ng 3116: my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
1.1 albertel 3117: my $prevattempts='';
1.43 ng 3118: no strict 'refs';
1.1 albertel 3119: if ($symb) {
1.3 albertel 3120: my (%returnhash)=
3121: &Apache::lonnet::restore($symb,$course,$domain,$username);
1.1 albertel 3122: if ($returnhash{'version'}) {
3123: my %lasthash=();
3124: my $version;
3125: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.356 albertel 3126: foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {
3127: $lasthash{$key}=$returnhash{$version.':'.$key};
1.19 harris41 3128: }
1.1 albertel 3129: }
1.596 albertel 3130: $prevattempts=&start_data_table().&start_data_table_header_row();
3131: $prevattempts.='<th>'.&mt('History').'</th>';
1.356 albertel 3132: foreach my $key (sort(keys(%lasthash))) {
3133: my ($ign,@parts) = split(/\./,$key);
1.41 ng 3134: if ($#parts > 0) {
1.31 albertel 3135: my $data=$parts[-1];
3136: pop(@parts);
1.596 albertel 3137: $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.' </th>';
1.31 albertel 3138: } else {
1.41 ng 3139: if ($#parts == 0) {
3140: $prevattempts.='<th>'.$parts[0].'</th>';
3141: } else {
3142: $prevattempts.='<th>'.$ign.'</th>';
3143: }
1.31 albertel 3144: }
1.16 harris41 3145: }
1.596 albertel 3146: $prevattempts.=&end_data_table_header_row();
1.40 ng 3147: if ($getattempt eq '') {
3148: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.596 albertel 3149: $prevattempts.=&start_data_table_row().
3150: '<td>'.&mt('Transaction [_1]',$version).'</td>';
1.356 albertel 3151: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3152: my $value = &format_previous_attempt_value($key,
3153: $returnhash{$version.':'.$key});
3154: $prevattempts.='<td>'.$value.' </td>';
1.40 ng 3155: }
1.596 albertel 3156: $prevattempts.=&end_data_table_row();
1.40 ng 3157: }
1.1 albertel 3158: }
1.596 albertel 3159: $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
1.356 albertel 3160: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3161: my $value = &format_previous_attempt_value($key,$lasthash{$key});
1.356 albertel 3162: if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
1.40 ng 3163: $prevattempts.='<td>'.$value.' </td>';
1.16 harris41 3164: }
1.596 albertel 3165: $prevattempts.= &end_data_table_row().&end_data_table();
1.1 albertel 3166: } else {
1.596 albertel 3167: $prevattempts=
3168: &start_data_table().&start_data_table_row().
3169: '<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
3170: &end_data_table_row().&end_data_table();
1.1 albertel 3171: }
3172: } else {
1.596 albertel 3173: $prevattempts=
3174: &start_data_table().&start_data_table_row().
3175: '<td>'.&mt('No data.').'</td>'.
3176: &end_data_table_row().&end_data_table();
1.1 albertel 3177: }
1.10 albertel 3178: }
3179:
1.581 albertel 3180: sub format_previous_attempt_value {
3181: my ($key,$value) = @_;
3182: if ($key =~ /timestamp/) {
3183: $value = &Apache::lonlocal::locallocaltime($value);
3184: } elsif (ref($value) eq 'ARRAY') {
3185: $value = '('.join(', ', @{ $value }).')';
3186: } else {
3187: $value = &unescape($value);
3188: }
3189: return $value;
3190: }
3191:
3192:
1.107 albertel 3193: sub relative_to_absolute {
3194: my ($url,$output)=@_;
3195: my $parser=HTML::TokeParser->new(\$output);
3196: my $token;
3197: my $thisdir=$url;
3198: my @rlinks=();
3199: while ($token=$parser->get_token) {
3200: if ($token->[0] eq 'S') {
3201: if ($token->[1] eq 'a') {
3202: if ($token->[2]->{'href'}) {
3203: $rlinks[$#rlinks+1]=$token->[2]->{'href'};
3204: }
3205: } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
3206: $rlinks[$#rlinks+1]=$token->[2]->{'src'};
3207: } elsif ($token->[1] eq 'base') {
3208: $thisdir=$token->[2]->{'href'};
3209: }
3210: }
3211: }
3212: $thisdir=~s-/[^/]*$--;
1.356 albertel 3213: foreach my $link (@rlinks) {
1.726 raeburn 3214: unless (($link=~/^https?\:\/\//i) ||
1.356 albertel 3215: ($link=~/^\//) ||
3216: ($link=~/^javascript:/i) ||
3217: ($link=~/^mailto:/i) ||
3218: ($link=~/^\#/)) {
3219: my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
3220: $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
1.107 albertel 3221: }
3222: }
3223: # -------------------------------------------------- Deal with Applet codebases
3224: $output=~s/(\<applet[^\>]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
3225: return $output;
3226: }
3227:
1.112 bowersj2 3228: =pod
3229:
1.648 raeburn 3230: =item * &get_student_view()
1.112 bowersj2 3231:
3232: show a snapshot of what student was looking at
3233:
3234: =cut
3235:
1.10 albertel 3236: sub get_student_view {
1.186 albertel 3237: my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
1.114 www 3238: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3239: my (%form);
1.10 albertel 3240: my @elements=('symb','courseid','domain','username');
3241: foreach my $element (@elements) {
1.186 albertel 3242: $form{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3243: }
1.186 albertel 3244: if (defined($moreenv)) {
3245: %form=(%form,%{$moreenv});
3246: }
1.236 albertel 3247: if (defined($target)) { $form{'grade_target'} = $target; }
1.107 albertel 3248: $feedurl=&Apache::lonnet::clutter($feedurl);
1.650 www 3249: my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
1.11 albertel 3250: $userview=~s/\<body[^\>]*\>//gi;
3251: $userview=~s/\<\/body\>//gi;
3252: $userview=~s/\<html\>//gi;
3253: $userview=~s/\<\/html\>//gi;
3254: $userview=~s/\<head\>//gi;
3255: $userview=~s/\<\/head\>//gi;
3256: $userview=~s/action\s*\=/would_be_action\=/gi;
1.107 albertel 3257: $userview=&relative_to_absolute($feedurl,$userview);
1.650 www 3258: if (wantarray) {
3259: return ($userview,$response);
3260: } else {
3261: return $userview;
3262: }
3263: }
3264:
3265: sub get_student_view_with_retries {
3266: my ($symb,$retries,$username,$domain,$courseid,$target,$moreenv) = @_;
3267:
3268: my $ok = 0; # True if we got a good response.
3269: my $content;
3270: my $response;
3271:
3272: # Try to get the student_view done. within the retries count:
3273:
3274: do {
3275: ($content, $response) = &get_student_view($symb,$username,$domain,$courseid,$target,$moreenv);
3276: $ok = $response->is_success;
3277: if (!$ok) {
3278: &Apache::lonnet::logthis("Failed get_student_view_with_retries on $symb: ".$response->is_success.', '.$response->code.', '.$response->message);
3279: }
3280: $retries--;
3281: } while (!$ok && ($retries > 0));
3282:
3283: if (!$ok) {
3284: $content = ''; # On error return an empty content.
3285: }
1.651 www 3286: if (wantarray) {
3287: return ($content, $response);
3288: } else {
3289: return $content;
3290: }
1.11 albertel 3291: }
3292:
1.112 bowersj2 3293: =pod
3294:
1.648 raeburn 3295: =item * &get_student_answers()
1.112 bowersj2 3296:
3297: show a snapshot of how student was answering problem
3298:
3299: =cut
3300:
1.11 albertel 3301: sub get_student_answers {
1.100 sakharuk 3302: my ($symb,$username,$domain,$courseid,%form) = @_;
1.114 www 3303: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3304: my (%moreenv);
1.11 albertel 3305: my @elements=('symb','courseid','domain','username');
3306: foreach my $element (@elements) {
1.186 albertel 3307: $moreenv{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3308: }
1.186 albertel 3309: $moreenv{'grade_target'}='answer';
3310: %moreenv=(%form,%moreenv);
1.497 raeburn 3311: $feedurl = &Apache::lonnet::clutter($feedurl);
3312: my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
1.10 albertel 3313: return $userview;
1.1 albertel 3314: }
1.116 albertel 3315:
3316: =pod
3317:
3318: =item * &submlink()
3319:
1.242 albertel 3320: Inputs: $text $uname $udom $symb $target
1.116 albertel 3321:
3322: Returns: A link to grades.pm such as to see the SUBM view of a student
3323:
3324: =cut
3325:
3326: ###############################################
3327: sub submlink {
1.242 albertel 3328: my ($text,$uname,$udom,$symb,$target)=@_;
1.116 albertel 3329: if (!($uname && $udom)) {
3330: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3331: &Apache::lonnet::whichuser($symb);
1.116 albertel 3332: if (!$symb) { $symb=$cursymb; }
3333: }
1.254 matthew 3334: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3335: $symb=&escape($symb);
1.242 albertel 3336: if ($target) { $target="target=\"$target\""; }
3337: return '<a href="/adm/grades?&command=submission&'.
3338: 'symb='.$symb.'&student='.$uname.
3339: '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
3340: }
3341: ##############################################
3342:
3343: =pod
3344:
3345: =item * &pgrdlink()
3346:
3347: Inputs: $text $uname $udom $symb $target
3348:
3349: Returns: A link to grades.pm such as to see the PGRD view of a student
3350:
3351: =cut
3352:
3353: ###############################################
3354: sub pgrdlink {
3355: my $link=&submlink(@_);
3356: $link=~s/(&command=submission)/$1&showgrading=yes/;
3357: return $link;
3358: }
3359: ##############################################
3360:
3361: =pod
3362:
3363: =item * &pprmlink()
3364:
3365: Inputs: $text $uname $udom $symb $target
3366:
3367: Returns: A link to parmset.pm such as to see the PPRM view of a
1.283 albertel 3368: student and a specific resource
1.242 albertel 3369:
3370: =cut
3371:
3372: ###############################################
3373: sub pprmlink {
3374: my ($text,$uname,$udom,$symb,$target)=@_;
3375: if (!($uname && $udom)) {
3376: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3377: &Apache::lonnet::whichuser($symb);
1.242 albertel 3378: if (!$symb) { $symb=$cursymb; }
3379: }
1.254 matthew 3380: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3381: $symb=&escape($symb);
1.242 albertel 3382: if ($target) { $target="target=\"$target\""; }
1.595 albertel 3383: return '<a href="/adm/parmset?command=set&'.
3384: 'symb='.$symb.'&uname='.$uname.
3385: '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
1.116 albertel 3386: }
3387: ##############################################
1.37 matthew 3388:
1.112 bowersj2 3389: =pod
3390:
3391: =back
3392:
3393: =cut
3394:
1.37 matthew 3395: ###############################################
1.51 www 3396:
3397:
3398: sub timehash {
1.687 raeburn 3399: my ($thistime) = @_;
3400: my $timezone = &Apache::lonlocal::gettimezone();
3401: my $dt = DateTime->from_epoch(epoch => $thistime)
3402: ->set_time_zone($timezone);
3403: my $wday = $dt->day_of_week();
3404: if ($wday == 7) { $wday = 0; }
3405: return ( 'second' => $dt->second(),
3406: 'minute' => $dt->minute(),
3407: 'hour' => $dt->hour(),
3408: 'day' => $dt->day_of_month(),
3409: 'month' => $dt->month(),
3410: 'year' => $dt->year(),
3411: 'weekday' => $wday,
3412: 'dayyear' => $dt->day_of_year(),
3413: 'dlsav' => $dt->is_dst() );
1.51 www 3414: }
3415:
1.370 www 3416: sub utc_string {
3417: my ($date)=@_;
1.371 www 3418: return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
1.370 www 3419: }
3420:
1.51 www 3421: sub maketime {
3422: my %th=@_;
1.687 raeburn 3423: my ($epoch_time,$timezone,$dt);
3424: $timezone = &Apache::lonlocal::gettimezone();
3425: eval {
3426: $dt = DateTime->new( year => $th{'year'},
3427: month => $th{'month'},
3428: day => $th{'day'},
3429: hour => $th{'hour'},
3430: minute => $th{'minute'},
3431: second => $th{'second'},
3432: time_zone => $timezone,
3433: );
3434: };
3435: if (!$@) {
3436: $epoch_time = $dt->epoch;
3437: if ($epoch_time) {
3438: return $epoch_time;
3439: }
3440: }
1.51 www 3441: return POSIX::mktime(
3442: ($th{'seconds'},$th{'minutes'},$th{'hours'},
1.210 www 3443: $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
1.70 www 3444: }
3445:
3446: #########################################
1.51 www 3447:
3448: sub findallcourses {
1.482 raeburn 3449: my ($roles,$uname,$udom) = @_;
1.355 albertel 3450: my %roles;
3451: if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
1.348 albertel 3452: my %courses;
1.51 www 3453: my $now=time;
1.482 raeburn 3454: if (!defined($uname)) {
3455: $uname = $env{'user.name'};
3456: }
3457: if (!defined($udom)) {
3458: $udom = $env{'user.domain'};
3459: }
3460: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
3461: my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
3462: if (!%roles) {
3463: %roles = (
3464: cc => 1,
3465: in => 1,
3466: ep => 1,
3467: ta => 1,
3468: cr => 1,
3469: st => 1,
3470: );
3471: }
3472: foreach my $entry (keys(%roleshash)) {
3473: my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry});
3474: if ($trole =~ /^cr/) {
3475: next if (!exists($roles{$trole}) && !exists($roles{'cr'}));
3476: } else {
3477: next if (!exists($roles{$trole}));
3478: }
3479: if ($tend) {
3480: next if ($tend < $now);
3481: }
3482: if ($tstart) {
3483: next if ($tstart > $now);
3484: }
3485: my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec);
3486: (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry);
3487: if ($secpart eq '') {
3488: ($cnum,$role) = split(/_/,$cnumpart);
3489: $sec = 'none';
3490: $realsec = '';
3491: } else {
3492: $cnum = $cnumpart;
3493: ($sec,$role) = split(/_/,$secpart);
3494: $realsec = $sec;
1.490 raeburn 3495: }
1.482 raeburn 3496: $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec;
3497: }
3498: } else {
3499: foreach my $key (keys(%env)) {
1.483 albertel 3500: if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} ||
3501: $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) {
1.482 raeburn 3502: my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4);
3503: next if ($role eq 'ca' || $role eq 'aa');
3504: next if (%roles && !exists($roles{$role}));
3505: my ($starttime,$endtime)=split(/\./,$env{$key});
3506: my $active=1;
3507: if ($starttime) {
3508: if ($now<$starttime) { $active=0; }
3509: }
3510: if ($endtime) {
3511: if ($now>$endtime) { $active=0; }
3512: }
3513: if ($active) {
3514: if ($sec eq '') {
3515: $sec = 'none';
3516: }
3517: $courses{$cdom.'_'.$cnum}{$sec} =
3518: $role.'/'.$cdom.'/'.$cnum.'/'.$sec;
1.474 raeburn 3519: }
3520: }
1.51 www 3521: }
3522: }
1.474 raeburn 3523: return %courses;
1.51 www 3524: }
1.37 matthew 3525:
1.54 www 3526: ###############################################
1.474 raeburn 3527:
3528: sub blockcheck {
1.482 raeburn 3529: my ($setters,$activity,$uname,$udom) = @_;
1.490 raeburn 3530:
3531: if (!defined($udom)) {
3532: $udom = $env{'user.domain'};
3533: }
3534: if (!defined($uname)) {
3535: $uname = $env{'user.name'};
3536: }
3537:
3538: # If uname and udom are for a course, check for blocks in the course.
3539:
3540: if (&Apache::lonnet::is_course($udom,$uname)) {
3541: my %records = &Apache::lonnet::dump('comm_block',$udom,$uname);
1.502 raeburn 3542: my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname);
1.490 raeburn 3543: return ($startblock,$endblock);
3544: }
1.474 raeburn 3545:
1.502 raeburn 3546: my $startblock = 0;
3547: my $endblock = 0;
1.482 raeburn 3548: my %live_courses = &findallcourses(undef,$uname,$udom);
1.474 raeburn 3549:
1.490 raeburn 3550: # If uname is for a user, and activity is course-specific, i.e.,
3551: # boards, chat or groups, check for blocking in current course only.
1.474 raeburn 3552:
1.490 raeburn 3553: if (($activity eq 'boards' || $activity eq 'chat' ||
3554: $activity eq 'groups') && ($env{'request.course.id'})) {
3555: foreach my $key (keys(%live_courses)) {
3556: if ($key ne $env{'request.course.id'}) {
3557: delete($live_courses{$key});
3558: }
3559: }
3560: }
3561:
3562: my $otheruser = 0;
3563: my %own_courses;
3564: if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) {
3565: # Resource belongs to user other than current user.
3566: $otheruser = 1;
3567: # Gather courses for current user
3568: %own_courses =
3569: &findallcourses(undef,$env{'user.name'},$env{'user.domain'});
3570: }
3571:
3572: # Gather active course roles - course coordinator, instructor,
3573: # exam proctor, ta, student, or custom role.
1.474 raeburn 3574:
3575: foreach my $course (keys(%live_courses)) {
1.482 raeburn 3576: my ($cdom,$cnum);
3577: if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) {
3578: $cdom = $env{'course.'.$course.'.domain'};
3579: $cnum = $env{'course.'.$course.'.num'};
3580: } else {
1.490 raeburn 3581: ($cdom,$cnum) = split(/_/,$course);
1.482 raeburn 3582: }
3583: my $no_ownblock = 0;
3584: my $no_userblock = 0;
1.533 raeburn 3585: if ($otheruser && $activity ne 'com') {
1.490 raeburn 3586: # Check if current user has 'evb' priv for this
3587: if (defined($own_courses{$course})) {
3588: foreach my $sec (keys(%{$own_courses{$course}})) {
3589: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
3590: if ($sec ne 'none') {
3591: $checkrole .= '/'.$sec;
3592: }
3593: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3594: $no_ownblock = 1;
3595: last;
3596: }
3597: }
3598: }
3599: # if they have 'evb' priv and are currently not playing student
3600: next if (($no_ownblock) &&
3601: ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));
3602: }
1.474 raeburn 3603: foreach my $sec (keys(%{$live_courses{$course}})) {
1.482 raeburn 3604: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
1.474 raeburn 3605: if ($sec ne 'none') {
1.482 raeburn 3606: $checkrole .= '/'.$sec;
1.474 raeburn 3607: }
1.490 raeburn 3608: if ($otheruser) {
3609: # Resource belongs to user other than current user.
3610: # Assemble privs for that user, and check for 'evb' priv.
1.482 raeburn 3611: my ($trole,$tdom,$tnum,$tsec);
3612: my $entry = $live_courses{$course}{$sec};
3613: if ($entry =~ /^cr/) {
3614: ($trole,$tdom,$tnum,$tsec) =
3615: ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|);
3616: } else {
3617: ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry);
3618: }
3619: my ($spec,$area,$trest,%allroles,%userroles);
3620: $area = '/'.$tdom.'/'.$tnum;
3621: $trest = $tnum;
3622: if ($tsec ne '') {
3623: $area .= '/'.$tsec;
3624: $trest .= '/'.$tsec;
3625: }
3626: $spec = $trole.'.'.$area;
3627: if ($trole =~ /^cr/) {
3628: &Apache::lonnet::custom_roleprivs(\%allroles,$trole,
3629: $tdom,$spec,$trest,$area);
3630: } else {
3631: &Apache::lonnet::standard_roleprivs(\%allroles,$trole,
3632: $tdom,$spec,$trest,$area);
3633: }
3634: my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
1.486 raeburn 3635: if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
3636: if ($1) {
3637: $no_userblock = 1;
3638: last;
3639: }
3640: }
1.490 raeburn 3641: } else {
3642: # Resource belongs to current user
3643: # Check for 'evb' priv via lonnet::allowed().
1.482 raeburn 3644: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3645: $no_ownblock = 1;
3646: last;
3647: }
1.474 raeburn 3648: }
3649: }
3650: # if they have the evb priv and are currently not playing student
1.482 raeburn 3651: next if (($no_ownblock) &&
1.491 albertel 3652: ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
1.482 raeburn 3653: next if ($no_userblock);
1.474 raeburn 3654:
1.490 raeburn 3655: # Retrieve blocking times and identity of blocker for course
3656: # of specified user, unless user has 'evb' privilege.
1.502 raeburn 3657:
3658: my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
3659: if (($start != 0) &&
3660: (($startblock == 0) || ($startblock > $start))) {
3661: $startblock = $start;
3662: }
3663: if (($end != 0) &&
3664: (($endblock == 0) || ($endblock < $end))) {
3665: $endblock = $end;
3666: }
1.490 raeburn 3667: }
3668: return ($startblock,$endblock);
3669: }
3670:
3671: sub get_blocks {
3672: my ($setters,$activity,$cdom,$cnum) = @_;
3673: my $startblock = 0;
3674: my $endblock = 0;
3675: my $course = $cdom.'_'.$cnum;
3676: $setters->{$course} = {};
3677: $setters->{$course}{'staff'} = [];
3678: $setters->{$course}{'times'} = [];
3679: my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
3680: foreach my $record (keys(%records)) {
3681: my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);
3682: if ($start <= time && $end >= time) {
3683: my ($staff_name,$staff_dom,$title,$blocks) =
3684: &parse_block_record($records{$record});
3685: if ($blocks->{$activity} eq 'on') {
3686: push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]);
3687: push(@{$$setters{$course}{'times'}}, [$start,$end]);
1.491 albertel 3688: if ( ($startblock == 0) || ($startblock > $start) ) {
3689: $startblock = $start;
1.490 raeburn 3690: }
1.491 albertel 3691: if ( ($endblock == 0) || ($endblock < $end) ) {
3692: $endblock = $end;
1.474 raeburn 3693: }
3694: }
3695: }
3696: }
3697: return ($startblock,$endblock);
3698: }
3699:
3700: sub parse_block_record {
3701: my ($record) = @_;
3702: my ($setuname,$setudom,$title,$blocks);
3703: if (ref($record) eq 'HASH') {
3704: ($setuname,$setudom) = split(/:/,$record->{'setter'});
3705: $title = &unescape($record->{'event'});
3706: $blocks = $record->{'blocks'};
3707: } else {
3708: my @data = split(/:/,$record,3);
3709: if (scalar(@data) eq 2) {
3710: $title = $data[1];
3711: ($setuname,$setudom) = split(/@/,$data[0]);
3712: } else {
3713: ($setuname,$setudom,$title) = @data;
3714: }
3715: $blocks = { 'com' => 'on' };
3716: }
3717: return ($setuname,$setudom,$title,$blocks);
3718: }
3719:
3720: sub build_block_table {
3721: my ($startblock,$endblock,$setters) = @_;
3722: my %lt = &Apache::lonlocal::texthash(
3723: 'cacb' => 'Currently active communication blocks',
3724: 'cour' => 'Course',
3725: 'dura' => 'Duration',
3726: 'blse' => 'Block set by'
3727: );
3728: my $output;
1.476 raeburn 3729: $output = '<br />'.$lt{'cacb'}.':<br />';
1.474 raeburn 3730: $output .= &start_data_table();
3731: $output .= '
3732: <tr>
3733: <th>'.$lt{'cour'}.'</th>
3734: <th>'.$lt{'dura'}.'</th>
3735: <th>'.$lt{'blse'}.'</th>
3736: </tr>
3737: ';
3738: foreach my $course (keys(%{$setters})) {
3739: my %courseinfo=&Apache::lonnet::coursedescription($course);
3740: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
3741: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
1.490 raeburn 3742: my $fullname = &plainname($uname,$udom);
3743: if (defined($env{'user.name'}) && defined($env{'user.domain'})
3744: && $env{'user.name'} ne 'public'
3745: && $env{'user.domain'} ne 'public') {
3746: $fullname = &aboutmewrapper($fullname,$uname,$udom);
3747: }
1.474 raeburn 3748: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
3749: $openblock = &Apache::lonlocal::locallocaltime($openblock);
3750: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
3751: $output .= &Apache::loncommon::start_data_table_row().
3752: '<td>'.$courseinfo{'description'}.'</td>'.
3753: '<td>'.$openblock.' to '.$closeblock.'</td>'.
1.490 raeburn 3754: '<td>'.$fullname.'</td>'.
1.474 raeburn 3755: &Apache::loncommon::end_data_table_row();
3756: }
3757: }
3758: $output .= &end_data_table();
3759: }
3760:
1.490 raeburn 3761: sub blocking_status {
3762: my ($activity,$uname,$udom) = @_;
3763: my %setters;
3764: my ($blocked,$output,$ownitem,$is_course);
3765: my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
3766: if ($startblock && $endblock) {
3767: $blocked = 1;
3768: if (wantarray) {
3769: my $category;
3770: if ($activity eq 'boards') {
3771: $category = 'Discussion posts in this course';
3772: } elsif ($activity eq 'blogs') {
3773: $category = 'Blogs';
3774: } elsif ($activity eq 'port') {
3775: if (defined($uname) && defined($udom)) {
3776: if ($uname eq $env{'user.name'} &&
3777: $udom eq $env{'user.domain'}) {
3778: $ownitem = 1;
3779: }
3780: }
3781: $is_course = &Apache::lonnet::is_course($udom,$uname);
3782: if ($ownitem) {
3783: $category = 'Your portfolio files';
3784: } elsif ($is_course) {
3785: my $coursedesc;
3786: foreach my $course (keys(%setters)) {
3787: my %courseinfo =
3788: &Apache::lonnet::coursedescription($course);
3789: $coursedesc = $courseinfo{'description'};
3790: }
3791: $category = "Group files in the course '$coursedesc'";
3792: } else {
3793: $category = 'Portfolio files belonging to ';
3794: if ($env{'user.name'} eq 'public' &&
3795: $env{'user.domain'} eq 'public') {
3796: $category .= &plainname($uname,$udom);
3797: } else {
3798: $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);
3799: }
3800: }
3801: } elsif ($activity eq 'groups') {
3802: $category = 'Groups in this course';
3803: }
3804: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
3805: my $showend = &Apache::lonlocal::locallocaltime($endblock);
3806: $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
3807: if (!($activity eq 'port' && !($ownitem) && !($is_course))) {
3808: $output .= &build_block_table($startblock,$endblock,\%setters);
3809: }
3810: }
3811: }
3812: if (wantarray) {
3813: return ($blocked,$output);
3814: } else {
3815: return $blocked;
3816: }
3817: }
3818:
1.60 matthew 3819: ###############################################
3820:
1.682 raeburn 3821: sub check_ip_acc {
3822: my ($acc)=@_;
3823: &Apache::lonxml::debug("acc is $acc");
3824: if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) {
3825: return 1;
3826: }
3827: my $allowed=0;
3828: my $ip=$env{'request.host'} || $ENV{'REMOTE_ADDR'};
3829:
3830: my $name;
3831: foreach my $pattern (split(',',$acc)) {
3832: $pattern =~ s/^\s*//;
3833: $pattern =~ s/\s*$//;
3834: if ($pattern =~ /\*$/) {
3835: #35.8.*
3836: $pattern=~s/\*//;
3837: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3838: } elsif ($pattern =~ /(\d+\.\d+\.\d+)\.\[(\d+)-(\d+)\]$/) {
3839: #35.8.3.[34-56]
3840: my $low=$2;
3841: my $high=$3;
3842: $pattern=$1;
3843: if ($ip =~ /^\Q$pattern\E/) {
3844: my $last=(split(/\./,$ip))[3];
3845: if ($last <=$high && $last >=$low) { $allowed=1; }
3846: }
3847: } elsif ($pattern =~ /^\*/) {
3848: #*.msu.edu
3849: $pattern=~s/\*//;
3850: if (!defined($name)) {
3851: use Socket;
3852: my $netaddr=inet_aton($ip);
3853: ($name)=gethostbyaddr($netaddr,AF_INET);
3854: }
3855: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3856: } elsif ($pattern =~ /\d+\.\d+\.\d+\.\d+/) {
3857: #127.0.0.1
3858: if ($ip =~ /^\Q$pattern\E/) { $allowed=1; }
3859: } else {
3860: #some.name.com
3861: if (!defined($name)) {
3862: use Socket;
3863: my $netaddr=inet_aton($ip);
3864: ($name)=gethostbyaddr($netaddr,AF_INET);
3865: }
3866: if ($name =~ /\Q$pattern\E$/i) { $allowed=1; }
3867: }
3868: if ($allowed) { last; }
3869: }
3870: return $allowed;
3871: }
3872:
3873: ###############################################
3874:
1.60 matthew 3875: =pod
3876:
1.112 bowersj2 3877: =head1 Domain Template Functions
3878:
3879: =over 4
3880:
3881: =item * &determinedomain()
1.60 matthew 3882:
3883: Inputs: $domain (usually will be undef)
3884:
1.63 www 3885: Returns: Determines which domain should be used for designs
1.60 matthew 3886:
3887: =cut
1.54 www 3888:
1.60 matthew 3889: ###############################################
1.63 www 3890: sub determinedomain {
3891: my $domain=shift;
1.531 albertel 3892: if (! $domain) {
1.60 matthew 3893: # Determine domain if we have not been given one
3894: $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
1.258 albertel 3895: if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
3896: if ($env{'request.role.domain'}) {
3897: $domain=$env{'request.role.domain'};
1.60 matthew 3898: }
3899: }
1.63 www 3900: return $domain;
3901: }
3902: ###############################################
1.517 raeburn 3903:
1.518 albertel 3904: sub devalidate_domconfig_cache {
3905: my ($udom)=@_;
3906: &Apache::lonnet::devalidate_cache_new('domainconfig',$udom);
3907: }
3908:
3909: # ---------------------- Get domain configuration for a domain
3910: sub get_domainconf {
3911: my ($udom) = @_;
3912: my $cachetime=1800;
3913: my ($result,$cached)=&Apache::lonnet::is_cached_new('domainconfig',$udom);
3914: if (defined($cached)) { return %{$result}; }
3915:
3916: my %domconfig = &Apache::lonnet::get_dom('configuration',
3917: ['login','rolecolors'],$udom);
1.632 raeburn 3918: my (%designhash,%legacy);
1.518 albertel 3919: if (keys(%domconfig) > 0) {
3920: if (ref($domconfig{'login'}) eq 'HASH') {
1.632 raeburn 3921: if (keys(%{$domconfig{'login'}})) {
3922: foreach my $key (keys(%{$domconfig{'login'}})) {
1.699 raeburn 3923: if (ref($domconfig{'login'}{$key}) eq 'HASH') {
3924: foreach my $img (keys(%{$domconfig{'login'}{$key}})) {
3925: $designhash{$udom.'.login.'.$key.'_'.$img} =
3926: $domconfig{'login'}{$key}{$img};
3927: }
3928: } else {
3929: $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
3930: }
1.632 raeburn 3931: }
3932: } else {
3933: $legacy{'login'} = 1;
1.518 albertel 3934: }
1.632 raeburn 3935: } else {
3936: $legacy{'login'} = 1;
1.518 albertel 3937: }
3938: if (ref($domconfig{'rolecolors'}) eq 'HASH') {
1.632 raeburn 3939: if (keys(%{$domconfig{'rolecolors'}})) {
3940: foreach my $role (keys(%{$domconfig{'rolecolors'}})) {
3941: if (ref($domconfig{'rolecolors'}{$role}) eq 'HASH') {
3942: foreach my $item (keys(%{$domconfig{'rolecolors'}{$role}})) {
3943: $designhash{$udom.'.'.$role.'.'.$item}=$domconfig{'rolecolors'}{$role}{$item};
3944: }
1.518 albertel 3945: }
3946: }
1.632 raeburn 3947: } else {
3948: $legacy{'rolecolors'} = 1;
1.518 albertel 3949: }
1.632 raeburn 3950: } else {
3951: $legacy{'rolecolors'} = 1;
1.518 albertel 3952: }
1.632 raeburn 3953: if (keys(%legacy) > 0) {
3954: my %legacyhash = &get_legacy_domconf($udom);
3955: foreach my $item (keys(%legacyhash)) {
3956: if ($item =~ /^\Q$udom\E\.login/) {
3957: if ($legacy{'login'}) {
3958: $designhash{$item} = $legacyhash{$item};
3959: }
3960: } else {
3961: if ($legacy{'rolecolors'}) {
3962: $designhash{$item} = $legacyhash{$item};
3963: }
1.518 albertel 3964: }
3965: }
3966: }
1.632 raeburn 3967: } else {
3968: %designhash = &get_legacy_domconf($udom);
1.518 albertel 3969: }
3970: &Apache::lonnet::do_cache_new('domainconfig',$udom,\%designhash,
3971: $cachetime);
3972: return %designhash;
3973: }
3974:
1.632 raeburn 3975: sub get_legacy_domconf {
3976: my ($udom) = @_;
3977: my %legacyhash;
3978: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
3979: my $designfile = $designdir.'/'.$udom.'.tab';
3980: if (-e $designfile) {
3981: if ( open (my $fh,"<$designfile") ) {
3982: while (my $line = <$fh>) {
3983: next if ($line =~ /^\#/);
3984: chomp($line);
3985: my ($key,$val)=(split(/\=/,$line));
3986: if ($val) { $legacyhash{$udom.'.'.$key}=$val; }
3987: }
3988: close($fh);
3989: }
3990: }
3991: if (-e '/home/httpd/html/adm/lonDomLogos/'.$udom.'.gif') {
3992: $legacyhash{$udom.'.login.domlogo'} = "/adm/lonDomLogos/$udom.gif";
3993: }
3994: return %legacyhash;
3995: }
3996:
1.63 www 3997: =pod
3998:
1.112 bowersj2 3999: =item * &domainlogo()
1.63 www 4000:
4001: Inputs: $domain (usually will be undef)
4002:
4003: Returns: A link to a domain logo, if the domain logo exists.
4004: If the domain logo does not exist, a description of the domain.
4005:
4006: =cut
1.112 bowersj2 4007:
1.63 www 4008: ###############################################
4009: sub domainlogo {
1.517 raeburn 4010: my $domain = &determinedomain(shift);
1.518 albertel 4011: my %designhash = &get_domainconf($domain);
1.517 raeburn 4012: # See if there is a logo
4013: if ($designhash{$domain.'.login.domlogo'} ne '') {
1.519 raeburn 4014: my $imgsrc = $designhash{$domain.'.login.domlogo'};
1.538 albertel 4015: if ($imgsrc =~ m{^/(adm|res)/}) {
4016: if ($imgsrc =~ m{^/res/}) {
4017: my $local_name = &Apache::lonnet::filelocation('',$imgsrc);
4018: &Apache::lonnet::repcopy($local_name);
4019: }
4020: $imgsrc = &lonhttpdurl($imgsrc);
1.519 raeburn 4021: }
4022: return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
1.514 albertel 4023: } elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
4024: return &Apache::lonnet::domain($domain,'description');
1.59 www 4025: } else {
1.60 matthew 4026: return '';
1.59 www 4027: }
4028: }
1.63 www 4029: ##############################################
4030:
4031: =pod
4032:
1.112 bowersj2 4033: =item * &designparm()
1.63 www 4034:
4035: Inputs: $which parameter; $domain (usually will be undef)
4036:
4037: Returns: value of designparamter $which
4038:
4039: =cut
1.112 bowersj2 4040:
1.397 albertel 4041:
1.400 albertel 4042: ##############################################
1.397 albertel 4043: sub designparm {
4044: my ($which,$domain)=@_;
1.258 albertel 4045: if ($env{'browser.blackwhite'} eq 'on') {
1.635 raeburn 4046: if ($which=~/\.(font|alink|vlink|link|textcol)$/) {
1.110 www 4047: return '#000000';
4048: }
1.635 raeburn 4049: if ($which=~/\.(pgbg|sidebg|bgcol)$/) {
1.110 www 4050: return '#FFFFFF';
4051: }
4052: if ($which=~/\.tabbg$/) {
4053: return '#CCCCCC';
4054: }
4055: }
1.397 albertel 4056: if (exists($env{'environment.color.'.$which})) {
1.258 albertel 4057: return $env{'environment.color.'.$which};
1.96 www 4058: }
1.63 www 4059: $domain=&determinedomain($domain);
1.518 albertel 4060: my %domdesign = &get_domainconf($domain);
1.520 raeburn 4061: my $output;
1.517 raeburn 4062: if ($domdesign{$domain.'.'.$which} ne '') {
1.520 raeburn 4063: $output = $domdesign{$domain.'.'.$which};
1.63 www 4064: } else {
1.520 raeburn 4065: $output = $defaultdesign{$which};
4066: }
4067: if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
1.635 raeburn 4068: ($which =~ /login\.(img|logo|domlogo|login)/)) {
1.538 albertel 4069: if ($output =~ m{^/(adm|res)/}) {
4070: if ($output =~ m{^/res/}) {
4071: my $local_name = &Apache::lonnet::filelocation('',$output);
4072: &Apache::lonnet::repcopy($local_name);
4073: }
1.520 raeburn 4074: $output = &lonhttpdurl($output);
4075: }
1.63 www 4076: }
1.520 raeburn 4077: return $output;
1.63 www 4078: }
1.59 www 4079:
1.60 matthew 4080: ###############################################
4081: ###############################################
4082:
4083: =pod
4084:
1.112 bowersj2 4085: =back
4086:
1.549 albertel 4087: =head1 HTML Helpers
1.112 bowersj2 4088:
4089: =over 4
4090:
4091: =item * &bodytag()
1.60 matthew 4092:
4093: Returns a uniform header for LON-CAPA web pages.
4094:
4095: Inputs:
4096:
1.112 bowersj2 4097: =over 4
4098:
4099: =item * $title, A title to be displayed on the page.
4100:
4101: =item * $function, the current role (can be undef).
4102:
4103: =item * $addentries, extra parameters for the <body> tag.
4104:
4105: =item * $bodyonly, if defined, only return the <body> tag.
4106:
4107: =item * $domain, if defined, force a given domain.
4108:
4109: =item * $forcereg, if page should register as content page (relevant for
1.86 www 4110: text interface only)
1.60 matthew 4111:
1.326 albertel 4112: =item * $customtitle, alternate text to use instead of $title
4113: in the title box that appears, this text
4114: is not auto translated like the $title is
1.309 albertel 4115:
4116: =item * $notopbar, if true, keep the 'what is this' info but remove the
4117: navigational links
1.317 albertel 4118:
1.338 albertel 4119: =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
4120:
4121: =item * $notitle, if true keep the nav controls, but remove the title bar
4122:
1.361 albertel 4123: =item * $no_inline_link, if true and in remote mode, don't show the
4124: 'Switch To Inline Menu' link
4125:
1.460 albertel 4126: =item * $args, optional argument valid values are
4127: no_auto_mt_title -> prevents &mt()ing the title arg
1.562 albertel 4128: inherit_jsmath -> when creating popup window in a page,
4129: should it have jsmath forced on by the
4130: current page
1.460 albertel 4131:
1.112 bowersj2 4132: =back
4133:
1.60 matthew 4134: Returns: A uniform header for LON-CAPA web pages.
4135: If $bodyonly is nonzero, a string containing a <body> tag will be returned.
4136: If $bodyonly is undef or zero, an html string containing a <body> tag and
4137: other decorations will be returned.
4138:
4139: =cut
4140:
1.54 www 4141: sub bodytag {
1.309 albertel 4142: my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
1.460 albertel 4143: $notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
1.339 albertel 4144:
1.460 albertel 4145: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
1.339 albertel 4146:
1.183 matthew 4147: $function = &get_users_function() if (!$function);
1.339 albertel 4148: my $img = &designparm($function.'.img',$domain);
4149: my $font = &designparm($function.'.font',$domain);
4150: my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain);
4151:
4152: my %design = ( 'style' => 'margin-top: 0px',
1.535 albertel 4153: 'bgcolor' => $pgbg,
1.339 albertel 4154: 'text' => $font,
4155: 'alink' => &designparm($function.'.alink',$domain),
4156: 'vlink' => &designparm($function.'.vlink',$domain),
4157: 'link' => &designparm($function.'.link',$domain),);
1.438 albertel 4158: @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
1.339 albertel 4159:
1.63 www 4160: # role and realm
1.378 raeburn 4161: my ($role,$realm) = split(/\./,$env{'request.role'},2);
4162: if ($role eq 'ca') {
1.479 albertel 4163: my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
1.500 albertel 4164: $realm = &plainname($rname,$rdom);
1.378 raeburn 4165: }
1.55 www 4166: # realm
1.258 albertel 4167: if ($env{'request.course.id'}) {
1.378 raeburn 4168: if ($env{'request.role'} !~ /^cr/) {
4169: $role = &Apache::lonnet::plaintext($role,&course_type());
4170: }
1.359 albertel 4171: $realm = $env{'course.'.$env{'request.course.id'}.'.description'};
1.378 raeburn 4172: } else {
4173: $role = &Apache::lonnet::plaintext($role);
1.54 www 4174: }
1.433 albertel 4175:
1.359 albertel 4176: if (!$realm) { $realm=' '; }
1.55 www 4177: # Set messages
1.60 matthew 4178: my $messages=&domainlogo($domain);
1.330 albertel 4179:
1.438 albertel 4180: my $extra_body_attr = &make_attr_string($forcereg,\%design);
1.329 albertel 4181:
1.101 www 4182: # construct main body tag
1.359 albertel 4183: my $bodytag = "<body $extra_body_attr>".
1.562 albertel 4184: &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
1.252 albertel 4185:
1.530 albertel 4186: if ($bodyonly) {
1.60 matthew 4187: return $bodytag;
1.258 albertel 4188: } elsif ($env{'browser.interface'} eq 'textual') {
1.95 www 4189: # Accessibility
1.224 raeburn 4190:
1.337 albertel 4191: $bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
1.338 albertel 4192: if (!$notitle) {
1.337 albertel 4193: $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
4194: }
4195: return $bodytag;
1.359 albertel 4196: }
4197:
1.410 albertel 4198: my $name = &plainname($env{'user.name'},$env{'user.domain'});
1.433 albertel 4199: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
4200: undef($role);
1.434 albertel 4201: } else {
4202: $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
1.433 albertel 4203: }
1.359 albertel 4204:
4205: my $roleinfo=(<<ENDROLE);
4206: <td class="LC_title_bar_who">
4207: <div class="LC_title_bar_name">
1.410 albertel 4208: $name
1.361 albertel 4209:
1.359 albertel 4210: </div>
4211: <div class="LC_title_bar_role">
1.361 albertel 4212: $role
1.359 albertel 4213: </div>
4214: <div class="LC_title_bar_realm">
1.361 albertel 4215: $realm
1.359 albertel 4216: </div>
1.206 albertel 4217: </td>
4218: ENDROLE
1.235 raeburn 4219:
1.359 albertel 4220: my $titleinfo = '<span class="LC_title_bar_title">'.$title.'</span>';
4221: if ($customtitle) {
4222: $titleinfo = $customtitle;
4223: }
4224: #
4225: # Extra info if you are the DC
4226: my $dc_info = '';
4227: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
4228: $env{'course.'.$env{'request.course.id'}.
4229: '.domain'}.'/'})) {
4230: my $cid = $env{'request.course.id'};
4231: $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
1.380 www 4232: $dc_info =~ s/\s+$//;
1.359 albertel 4233: $dc_info = '('.$dc_info.')';
4234: }
4235:
1.644 www 4236: if (($env{'environment.remote'} eq 'off') || ($args->{'suppress_header_logos'})) {
1.359 albertel 4237: # No Remote
1.258 albertel 4238: if ($env{'request.state'} eq 'construct') {
1.359 albertel 4239: $forcereg=1;
4240: }
4241:
4242: if (!$customtitle && $env{'request.state'} eq 'construct') {
4243: # this is for resources; directories have customtitle, and crumbs
4244: # and select recent are created in lonpubdir.pm
1.229 albertel 4245: my ($uname,$thisdisfn)=
1.258 albertel 4246: ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
1.229 albertel 4247: my $formaction='/priv/'.$uname.'/'.$thisdisfn;
4248: $formaction=~s/\/+/\//g;
4249:
1.359 albertel 4250: my $parentpath = '';
4251: my $lastitem = '';
4252: if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
4253: $parentpath = $1;
4254: $lastitem = $2;
4255: } else {
4256: $lastitem = $thisdisfn;
4257: }
4258: $titleinfo =
1.640 bisitz 4259: &Apache::loncommon::help_open_menu('','',3,'Authoring')
4260: .'<b>'.&mt('Construction Space').'</b>: '
4261: .'<form name="dirs" method="post" action="'.$formaction
1.359 albertel 4262: .'" target="_top"><tt><b>'
1.705 tempelho 4263: .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<span class=\"LC_fontsize_big\">$lastitem</span></b></tt><br />"
1.359 albertel 4264: .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
4265: .'</form>'
4266: .&Apache::lonmenu::constspaceform();
1.235 raeburn 4267: }
1.359 albertel 4268:
1.337 albertel 4269: my $titletable;
1.338 albertel 4270: if (!$notitle) {
1.337 albertel 4271: $titletable =
1.359 albertel 4272: '<table id="LC_title_bar">'.
4273: "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
4274: '</tr></table>';
1.337 albertel 4275: }
1.359 albertel 4276: if ($notopbar) {
4277: $bodytag .= $titletable;
4278: } else {
4279: if ($env{'request.state'} eq 'construct') {
1.337 albertel 4280: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
4281: $titletable);
1.272 raeburn 4282: } else {
1.336 albertel 4283: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
1.359 albertel 4284: $titletable;
1.272 raeburn 4285: }
1.235 raeburn 4286: }
4287: return $bodytag;
1.94 www 4288: }
1.95 www 4289:
1.93 www 4290: #
1.95 www 4291: # Top frame rendering, Remote is up
1.93 www 4292: #
1.359 albertel 4293:
1.517 raeburn 4294: my $imgsrc = $img;
4295: if ($img =~ /^\/adm/) {
1.575 albertel 4296: $imgsrc = &lonhttpdurl($img);
1.517 raeburn 4297: }
4298: my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
1.359 albertel 4299:
1.305 www 4300: # Explicit link to get inline menu
1.361 albertel 4301: my $menu= ($no_inline_link?''
4302: :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
1.245 matthew 4303: #
1.338 albertel 4304: if ($notitle) {
1.337 albertel 4305: return $bodytag;
4306: }
1.94 www 4307: return(<<ENDBODY);
1.60 matthew 4308: $bodytag
1.359 albertel 4309: <table id="LC_title_bar" class="LC_with_remote">
1.368 albertel 4310: <tr><td class="LC_title_bar_role_logo">$upperleft</td>
1.359 albertel 4311: <td class="LC_title_bar_domain_logo">$messages </td>
1.54 www 4312: </tr>
1.359 albertel 4313: <tr><td>$titleinfo $dc_info $menu</td>
4314: $roleinfo
1.368 albertel 4315: </tr>
1.356 albertel 4316: </table>
1.54 www 4317: ENDBODY
1.182 matthew 4318: }
4319:
1.330 albertel 4320: sub make_attr_string {
4321: my ($register,$attr_ref) = @_;
4322:
4323: if ($attr_ref && !ref($attr_ref)) {
4324: die("addentries Must be a hash ref ".
4325: join(':',caller(1))." ".
4326: join(':',caller(0))." ");
4327: }
4328:
4329: if ($register) {
1.339 albertel 4330: my ($on_load,$on_unload);
4331: foreach my $key (keys(%{$attr_ref})) {
4332: if (lc($key) eq 'onload') {
4333: $on_load.=$attr_ref->{$key}.';';
4334: delete($attr_ref->{$key});
4335:
4336: } elsif (lc($key) eq 'onunload') {
4337: $on_unload.=$attr_ref->{$key}.';';
4338: delete($attr_ref->{$key});
4339: }
4340: }
4341: $attr_ref->{'onload'} =
4342: &Apache::lonmenu::loadevents(). $on_load;
4343: $attr_ref->{'onunload'}=
4344: &Apache::lonmenu::unloadevents().$on_unload;
4345: }
4346:
4347: # Accessibility font enhance
4348: if ($env{'browser.fontenhance'} eq 'on') {
4349: my $style;
4350: foreach my $key (keys(%{$attr_ref})) {
4351: if (lc($key) eq 'style') {
4352: $style.=$attr_ref->{$key}.';';
4353: delete($attr_ref->{$key});
4354: }
4355: }
4356: $attr_ref->{'style'}=$style.'; font-size: x-large;';
1.330 albertel 4357: }
1.339 albertel 4358:
4359: if ($env{'browser.blackwhite'} eq 'on') {
4360: delete($attr_ref->{'font'});
4361: delete($attr_ref->{'link'});
4362: delete($attr_ref->{'alink'});
4363: delete($attr_ref->{'vlink'});
4364: delete($attr_ref->{'bgcolor'});
4365: delete($attr_ref->{'background'});
4366: }
4367:
1.330 albertel 4368: my $attr_string;
4369: foreach my $attr (keys(%$attr_ref)) {
4370: $attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
4371: }
4372: return $attr_string;
4373: }
4374:
4375:
1.182 matthew 4376: ###############################################
1.251 albertel 4377: ###############################################
4378:
4379: =pod
4380:
4381: =item * &endbodytag()
4382:
4383: Returns a uniform footer for LON-CAPA web pages.
4384:
1.635 raeburn 4385: Inputs: 1 - optional reference to an args hash
4386: If in the hash, key for noredirectlink has a value which evaluates to true,
4387: a 'Continue' link is not displayed if the page contains an
4388: internal redirect in the <head></head> section,
4389: i.e., $env{'internal.head.redirect'} exists
1.251 albertel 4390:
4391: =cut
4392:
4393: sub endbodytag {
1.635 raeburn 4394: my ($args) = @_;
1.251 albertel 4395: my $endbodytag='</body>';
1.269 albertel 4396: $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
1.315 albertel 4397: if ( exists( $env{'internal.head.redirect'} ) ) {
1.635 raeburn 4398: if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
4399: $endbodytag=
4400: "<br /><a href=\"$env{'internal.head.redirect'}\">".
4401: &mt('Continue').'</a>'.
4402: $endbodytag;
4403: }
1.315 albertel 4404: }
1.251 albertel 4405: return $endbodytag;
4406: }
4407:
1.352 albertel 4408: =pod
4409:
4410: =item * &standard_css()
4411:
4412: Returns a style sheet
4413:
4414: Inputs: (all optional)
4415: domain -> force to color decorate a page for a specific
4416: domain
4417: function -> force usage of a specific rolish color scheme
4418: bgcolor -> override the default page bgcolor
4419:
4420: =cut
4421:
1.343 albertel 4422: sub standard_css {
1.345 albertel 4423: my ($function,$domain,$bgcolor) = @_;
1.352 albertel 4424: $function = &get_users_function() if (!$function);
4425: my $img = &designparm($function.'.img', $domain);
4426: my $tabbg = &designparm($function.'.tabbg', $domain);
4427: my $font = &designparm($function.'.font', $domain);
1.345 albertel 4428: my $sidebg = &designparm($function.'.sidebg',$domain);
1.382 albertel 4429: my $pgbg_or_bgcolor =
4430: $bgcolor ||
1.352 albertel 4431: &designparm($function.'.pgbg', $domain);
1.382 albertel 4432: my $pgbg = &designparm($function.'.pgbg', $domain);
1.352 albertel 4433: my $alink = &designparm($function.'.alink', $domain);
4434: my $vlink = &designparm($function.'.vlink', $domain);
4435: my $link = &designparm($function.'.link', $domain);
4436:
1.704 muellerd 4437: my $loginbg = &designparm('login.sidebg',$domain);
1.712 muellerd 4438: my $bgcol = &designparm('login.bgcol',$domain);
4439: my $textcol = &designparm('login.textcol',$domain);
1.704 muellerd 4440:
1.602 albertel 4441: my $sans = 'Verdana,Arial,Helvetica,sans-serif';
1.395 albertel 4442: my $mono = 'monospace';
1.352 albertel 4443: my $data_table_head = $tabbg;
4444: my $data_table_light = '#EEEEEE';
1.470 banghart 4445: my $data_table_dark = '#DDDDDD';
4446: my $data_table_darker = '#CCCCCC';
1.349 albertel 4447: my $data_table_highlight = '#FFFF00';
1.352 albertel 4448: my $mail_new = '#FFBB77';
4449: my $mail_new_hover = '#DD9955';
4450: my $mail_read = '#BBBB77';
4451: my $mail_read_hover = '#999944';
4452: my $mail_replied = '#AAAA88';
4453: my $mail_replied_hover = '#888855';
4454: my $mail_other = '#99BBBB';
4455: my $mail_other_hover = '#669999';
1.391 albertel 4456: my $table_header = '#DDDDDD';
1.489 raeburn 4457: my $feedback_link_bg = '#BBBBBB';
1.701 harmsja 4458: my $lg_border_color = '#C8C8C8';
1.392 albertel 4459:
1.608 albertel 4460: my $border = ($env{'browser.type'} eq 'explorer' ||
4461: $env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'
4462: : '0px 3px 0px 4px';
1.448 albertel 4463:
1.523 albertel 4464:
1.343 albertel 4465: return <<END;
1.698 harmsja 4466: body{
4467: font-family: $sans;
4468: line-height:130%;
1.701 harmsja 4469: font-size:0.83em;
1.698 harmsja 4470: color:$font;
4471: }
1.701 harmsja 4472: a:link, a:visited { font-size:100%; }
1.698 harmsja 4473:
1.343 albertel 4474: a:focus { color: red; background: yellow }
1.510 albertel 4475: table.thinborder,
4476: table.thinborder tr th {
4477: border-style: solid;
4478: border-width: 1px;
1.698 harmsja 4479: border-color: $lg_border_color;
1.510 albertel 4480: background: $tabbg;
4481: }
1.523 albertel 4482: table.thinborder tr td {
1.510 albertel 4483: border-style: solid;
1.698 harmsja 4484: border-width: 1px;
4485: border-color: $lg_border_color;
1.510 albertel 4486: }
1.426 albertel 4487:
1.343 albertel 4488: form, .inline { display: inline; }
1.721 harmsja 4489:
4490: .LC_center { text-align: center; }
4491: .LC_left { text-align:left; }
4492: .LC_right {text-align:right;}
4493: .LC_middle {vertical-align:middle;}
4494: .LC_top {vertical-align:top;}
4495: .LC_bottom {vertical-align:bottom;}
4496:
4497: /* just for tests */
4498: .LC_300Box { width:300px; }
4499: .LC_200Box {width:200px; }
4500: .LC_500Box {width:500px; }
4501: .LC_600Box {width:600px; }
4502: /* end */
4503:
1.593 albertel 4504: .LC_filename {font-family: $mono; white-space:pre;}
1.350 albertel 4505: .LC_error {
4506: color: red;
4507: font-size: larger;
4508: }
1.457 albertel 4509: .LC_warning,
4510: .LC_diff_removed {
1.733 bisitz 4511: color: red;
1.394 albertel 4512: }
1.532 albertel 4513:
4514: .LC_info,
1.457 albertel 4515: .LC_success,
4516: .LC_diff_added {
1.350 albertel 4517: color: green;
4518: }
1.543 albertel 4519: .LC_unknown {
4520: color: yellow;
4521: }
4522:
1.440 albertel 4523: .LC_icon {
4524: border: 0px;
4525: }
1.539 albertel 4526: .LC_indexer_icon {
4527: border: 0px;
4528: height: 22px;
4529: }
1.543 albertel 4530: .LC_docs_spacer {
4531: width: 25px;
4532: height: 1px;
4533: border: 0px;
4534: }
1.346 albertel 4535:
1.532 albertel 4536: .LC_internal_info {
1.735 bisitz 4537: color: #999999;
1.532 albertel 4538: }
4539:
1.458 albertel 4540: table.LC_pastsubmission {
4541: border: 1px solid black;
4542: margin: 2px;
4543: }
4544:
1.606 albertel 4545: table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
1.345 albertel 4546: width: 100%;
4547: background: $pgbg;
1.392 albertel 4548: border: 2px;
1.402 albertel 4549: border-collapse: separate;
1.403 albertel 4550: padding: 0px;
1.345 albertel 4551: }
1.392 albertel 4552:
1.606 albertel 4553: table#LC_title_bar, table.LC_breadcrumbs,
1.393 albertel 4554: table#LC_title_bar.LC_with_remote {
1.359 albertel 4555: width: 100%;
1.392 albertel 4556: border-color: $pgbg;
4557: border-style: solid;
4558: border-width: $border;
4559:
1.379 albertel 4560: background: $pgbg;
4561: font-family: $sans;
1.392 albertel 4562: border-collapse: collapse;
1.403 albertel 4563: padding: 0px;
1.359 albertel 4564: }
1.409 albertel 4565: table.LC_docs_path {
4566: width: 100%;
4567: border: 0;
4568: background: $pgbg;
4569: font-family: $sans;
4570: border-collapse: collapse;
4571: padding: 0px;
4572: }
4573:
1.359 albertel 4574: table#LC_title_bar td {
4575: background: $tabbg;
4576: }
4577: table#LC_title_bar td.LC_title_bar_who {
4578: background: $tabbg;
4579: color: $font;
1.427 albertel 4580: font: small $sans;
1.359 albertel 4581: text-align: right;
4582: }
1.469 banghart 4583: span.LC_metadata {
4584: font-family: $sans;
4585: }
1.359 albertel 4586: span.LC_title_bar_title {
1.416 albertel 4587: font: bold x-large $sans;
1.359 albertel 4588: }
4589: table#LC_title_bar td.LC_title_bar_domain_logo {
4590: background: $sidebg;
4591: text-align: right;
1.368 albertel 4592: padding: 0px;
4593: }
4594: table#LC_title_bar td.LC_title_bar_role_logo {
4595: background: $sidebg;
4596: padding: 0px;
1.359 albertel 4597: }
4598:
1.706 harmsja 4599: table#LC_menubuttons img{
1.346 albertel 4600: border: 0px;
4601: }
1.345 albertel 4602: table#LC_top_nav td {
4603: background: $tabbg;
1.392 albertel 4604: border: 0px;
1.407 albertel 4605: font-size: small;
1.706 harmsja 4606: vertical-align:top;
4607: padding:2px 5px 2px 5px;
1.345 albertel 4608: }
4609: table#LC_top_nav td a, div#LC_top_nav a {
4610: color: $font;
4611: font-family: $sans;
4612: }
1.364 albertel 4613: table#LC_top_nav td.LC_top_nav_logo {
4614: background: $tabbg;
1.432 albertel 4615: text-align: left;
1.408 albertel 4616: white-space: nowrap;
1.432 albertel 4617: width: 31px;
1.408 albertel 4618: }
4619: table#LC_top_nav td.LC_top_nav_logo img {
1.432 albertel 4620: border: 0px;
1.408 albertel 4621: vertical-align: bottom;
1.364 albertel 4622: }
1.432 albertel 4623: table#LC_top_nav td.LC_top_nav_exit,
4624: table#LC_top_nav td.LC_top_nav_help {
4625: width: 2.0em;
4626: }
1.442 albertel 4627: table#LC_top_nav td.LC_top_nav_login {
4628: width: 4.0em;
4629: text-align: center;
4630: }
1.409 albertel 4631: table.LC_breadcrumbs td, table.LC_docs_path td {
1.357 albertel 4632: background: $tabbg;
4633: color: $font;
4634: font-family: $sans;
1.358 albertel 4635: font-size: smaller;
1.357 albertel 4636: }
1.411 albertel 4637: table.LC_breadcrumbs td.LC_breadcrumbs_component,
1.409 albertel 4638: table.LC_docs_path td.LC_docs_path_component {
1.357 albertel 4639: background: $tabbg;
4640: color: $font;
4641: font-family: $sans;
4642: font-size: larger;
4643: text-align: right;
4644: }
1.383 albertel 4645: td.LC_table_cell_checkbox {
4646: text-align: center;
4647: }
1.522 albertel 4648: table#LC_mainmenu td.LC_mainmenu_column {
4649: vertical-align: top;
4650: }
4651:
1.705 tempelho 4652: .LC_fontsize_small
4653: {
4654: font-size: 70%;
4655: }
4656:
4657: .LC_fontsize_medium
4658: {
4659: font-size: 85%;
4660: }
4661:
4662: .LC_fontsize_large
4663: {
4664: font-size: 120%;
4665: }
4666:
4667: .LC_fontcolor_red
4668: {
4669: color: #FF0000;
4670: }
4671:
1.346 albertel 4672: .LC_menubuttons_inline_text {
4673: color: $font;
4674: font-family: $sans;
1.698 harmsja 4675: font-size: 90%;
1.701 harmsja 4676: padding-left:3px;
1.346 albertel 4677: }
4678:
1.526 www 4679: .LC_menubuttons_link {
4680: text-decoration: none;
4681: }
1.698 harmsja 4682: /*2008--9-5: new menu style sheet.Changed category*/
1.522 albertel 4683: .LC_menubuttons_category {
1.521 www 4684: color: $font;
1.526 www 4685: background: $pgbg;
1.521 www 4686: font-family: $sans;
4687: font-size: larger;
4688: font-weight: bold;
4689: }
4690:
1.346 albertel 4691: td.LC_menubuttons_text {
1.701 harmsja 4692: color: $font;
1.346 albertel 4693: }
1.706 harmsja 4694:
4695:
1.526 www 4696:
1.346 albertel 4697: .LC_current_location {
4698: font-family: $sans;
4699: background: $tabbg;
4700: }
4701: .LC_new_mail {
4702: font-family: $sans;
1.634 www 4703: background: $tabbg;
1.346 albertel 4704: font-weight: bold;
4705: }
1.347 albertel 4706:
1.526 www 4707:
1.527 www 4708: .LC_dropadd_labeltext {
4709: font-family: $sans;
4710: text-align: right;
4711: }
4712:
4713: .LC_preferences_labeltext {
4714: font-family: $sans;
4715: text-align: right;
4716: }
4717:
1.666 raeburn 4718: .LC_roleslog_note {
1.701 harmsja 4719: font-size: small;
1.666 raeburn 4720: }
4721:
1.715 raeburn 4722: .LC_mail_functions {
4723: font-weight: bold;
4724: }
4725:
1.440 albertel 4726: table.LC_aboutme_port {
4727: border: 0px;
4728: border-collapse: collapse;
4729: border-spacing: 0px;
4730: }
1.349 albertel 4731: table.LC_data_table, table.LC_mail_list {
1.347 albertel 4732: border: 1px solid #000000;
1.402 albertel 4733: border-collapse: separate;
1.426 albertel 4734: border-spacing: 1px;
1.610 albertel 4735: background: $pgbg;
1.347 albertel 4736: }
1.422 albertel 4737: .LC_data_table_dense {
4738: font-size: small;
4739: }
1.507 raeburn 4740: table.LC_nested_outer {
4741: border: 1px solid #000000;
1.589 raeburn 4742: border-collapse: collapse;
1.507 raeburn 4743: border-spacing: 0px;
4744: width: 100%;
4745: }
4746: table.LC_nested {
4747: border: 0px;
1.589 raeburn 4748: border-collapse: collapse;
1.507 raeburn 4749: border-spacing: 0px;
4750: width: 100%;
4751: }
1.523 albertel 4752: table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
4753: table.LC_prior_tries tr th {
1.349 albertel 4754: font-weight: bold;
4755: background-color: $data_table_head;
1.701 harmsja 4756: font-size:90%;
1.347 albertel 4757: }
1.711 raeburn 4758: table.LC_data_table tr.LC_info_row > td {
1.735 bisitz 4759: background-color: #CCCCCC;
1.711 raeburn 4760: font-weight: bold;
4761: text-align: left;
4762: }
1.610 albertel 4763: table.LC_data_table tr.LC_odd_row > td,
1.709 bisitz 4764: table.LC_pick_box tr > td.LC_odd_row,
1.440 albertel 4765: table.LC_aboutme_port tr td {
1.349 albertel 4766: background-color: $data_table_light;
1.425 albertel 4767: padding: 2px;
1.347 albertel 4768: }
1.610 albertel 4769: table.LC_data_table tr.LC_even_row > td,
1.709 bisitz 4770: table.LC_pick_box tr > td.LC_even_row,
1.440 albertel 4771: table.LC_aboutme_port tr.LC_even_row td {
1.349 albertel 4772: background-color: $data_table_dark;
1.709 bisitz 4773: padding: 2px;
1.347 albertel 4774: }
1.425 albertel 4775: table.LC_data_table tr.LC_data_table_highlight td {
4776: background-color: $data_table_darker;
4777: }
1.639 raeburn 4778: table.LC_data_table tr td.LC_leftcol_header {
4779: background-color: $data_table_head;
4780: font-weight: bold;
4781: }
1.451 albertel 4782: table.LC_data_table tr.LC_empty_row td,
1.507 raeburn 4783: table.LC_nested tr.LC_empty_row td {
1.347 albertel 4784: background-color: #FFFFFF;
1.421 albertel 4785: font-weight: bold;
4786: font-style: italic;
4787: text-align: center;
4788: padding: 8px;
1.347 albertel 4789: }
1.507 raeburn 4790: table.LC_nested tr.LC_empty_row td {
1.465 albertel 4791: padding: 4ex
4792: }
1.507 raeburn 4793: table.LC_nested_outer tr th {
4794: font-weight: bold;
4795: background-color: $data_table_head;
1.701 harmsja 4796: font-size: small;
1.507 raeburn 4797: border-bottom: 1px solid #000000;
4798: }
4799: table.LC_nested_outer tr td.LC_subheader {
4800: background-color: $data_table_head;
4801: font-weight: bold;
4802: font-size: small;
4803: border-bottom: 1px solid #000000;
4804: text-align: right;
1.451 albertel 4805: }
1.507 raeburn 4806: table.LC_nested tr.LC_info_row td {
1.735 bisitz 4807: background-color: #CCCCCC;
1.451 albertel 4808: font-weight: bold;
4809: font-size: small;
1.507 raeburn 4810: text-align: center;
4811: }
1.589 raeburn 4812: table.LC_nested tr.LC_info_row td.LC_left_item,
4813: table.LC_nested_outer tr th.LC_left_item {
1.507 raeburn 4814: text-align: left;
1.451 albertel 4815: }
1.507 raeburn 4816: table.LC_nested td {
1.735 bisitz 4817: background-color: #FFFFFF;
1.451 albertel 4818: font-size: small;
1.507 raeburn 4819: }
4820: table.LC_nested_outer tr th.LC_right_item,
4821: table.LC_nested tr.LC_info_row td.LC_right_item,
4822: table.LC_nested tr.LC_odd_row td.LC_right_item,
4823: table.LC_nested tr td.LC_right_item {
1.451 albertel 4824: text-align: right;
4825: }
4826:
1.507 raeburn 4827: table.LC_nested tr.LC_odd_row td {
1.735 bisitz 4828: background-color: #EEEEEE;
1.451 albertel 4829: }
4830:
1.473 raeburn 4831: table.LC_createuser {
4832: }
4833:
4834: table.LC_createuser tr.LC_section_row td {
1.701 harmsja 4835: font-size: small;
1.473 raeburn 4836: }
4837:
4838: table.LC_createuser tr.LC_info_row td {
1.735 bisitz 4839: background-color: #CCCCCC;
1.473 raeburn 4840: font-weight: bold;
4841: text-align: center;
4842: }
4843:
1.349 albertel 4844: table.LC_calendar {
4845: border: 1px solid #000000;
4846: border-collapse: collapse;
4847: }
4848: table.LC_calendar_pickdate {
4849: font-size: xx-small;
4850: }
4851: table.LC_calendar tr td {
4852: border: 1px solid #000000;
4853: vertical-align: top;
4854: }
4855: table.LC_calendar tr td.LC_calendar_day_empty {
4856: background-color: $data_table_dark;
4857: }
4858: table.LC_calendar tr td.LC_calendar_day_current {
4859: background-color: $data_table_highlight;
4860: }
4861:
4862: table.LC_mail_list tr.LC_mail_new {
4863: background-color: $mail_new;
4864: }
4865: table.LC_mail_list tr.LC_mail_new:hover {
4866: background-color: $mail_new_hover;
4867: }
4868: table.LC_mail_list tr.LC_mail_read {
4869: background-color: $mail_read;
4870: }
4871: table.LC_mail_list tr.LC_mail_read:hover {
4872: background-color: $mail_read_hover;
4873: }
4874: table.LC_mail_list tr.LC_mail_replied {
4875: background-color: $mail_replied;
4876: }
4877: table.LC_mail_list tr.LC_mail_replied:hover {
4878: background-color: $mail_replied_hover;
4879: }
4880: table.LC_mail_list tr.LC_mail_other {
4881: background-color: $mail_other;
4882: }
4883: table.LC_mail_list tr.LC_mail_other:hover {
4884: background-color: $mail_other_hover;
4885: }
1.494 raeburn 4886: table.LC_mail_list tr.LC_mail_even {
4887: }
4888: table.LC_mail_list tr.LC_mail_odd {
4889: }
4890:
1.696 bisitz 4891: table.LC_data_table tr > td.LC_browser_file,
4892: table.LC_data_table tr > td.LC_browser_file_published {
1.389 albertel 4893: background: #CCFF88;
4894: }
1.696 bisitz 4895: table.LC_data_table tr > td.LC_browser_file_locked,
4896: table.LC_data_table tr > td.LC_browser_file_unpublished {
1.389 albertel 4897: background: #FFAA99;
1.387 albertel 4898: }
1.696 bisitz 4899: table.LC_data_table tr > td.LC_browser_file_obsolete {
1.389 albertel 4900: background: #AAAAAA;
1.387 albertel 4901: }
1.696 bisitz 4902: table.LC_data_table tr > td.LC_browser_file_modified,
4903: table.LC_data_table tr > td.LC_browser_file_metamodified {
1.389 albertel 4904: background: #FFFF77;
1.387 albertel 4905: }
1.696 bisitz 4906: table.LC_data_table tr.LC_browser_folder > td {
1.389 albertel 4907: background: #CCCCFF;
1.387 albertel 4908: }
1.696 bisitz 4909:
1.707 bisitz 4910: table.LC_data_table tr > td.LC_roles_is {
4911: /* background: #77FF77; */
4912: }
4913: table.LC_data_table tr > td.LC_roles_future {
4914: background: #FFFF77;
4915: }
4916: table.LC_data_table tr > td.LC_roles_will {
4917: background: #FFAA77;
4918: }
4919: table.LC_data_table tr > td.LC_roles_expired {
4920: background: #FF7777;
4921: }
4922: table.LC_data_table tr > td.LC_roles_will_not {
4923: background: #AAFF77;
4924: }
4925: table.LC_data_table tr > td.LC_roles_selected {
4926: background: #11CC55;
4927: }
4928:
1.388 albertel 4929: span.LC_current_location {
1.701 harmsja 4930: font-size:larger;
1.388 albertel 4931: background: $pgbg;
4932: }
1.387 albertel 4933:
1.395 albertel 4934: span.LC_parm_menu_item {
4935: font-size: larger;
4936: font-family: $sans;
4937: }
4938: span.LC_parm_scope_all {
4939: color: red;
4940: }
4941: span.LC_parm_scope_folder {
4942: color: green;
4943: }
4944: span.LC_parm_scope_resource {
4945: color: orange;
4946: }
4947: span.LC_parm_part {
4948: color: blue;
4949: }
4950: span.LC_parm_folder, span.LC_parm_symb {
4951: font-size: x-small;
4952: font-family: $mono;
4953: color: #AAAAAA;
4954: }
4955:
1.396 albertel 4956: td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
4957: td.LC_parm_overview_parm_selectors, td.LC_parm_overview_parm_restrictions {
4958: border: 1px solid black;
4959: border-collapse: collapse;
4960: }
4961: table.LC_parm_overview_restrictions td {
4962: border-width: 1px 4px 1px 4px;
4963: border-style: solid;
4964: border-color: $pgbg;
4965: text-align: center;
4966: }
4967: table.LC_parm_overview_restrictions th {
4968: background: $tabbg;
4969: border-width: 1px 4px 1px 4px;
4970: border-style: solid;
4971: border-color: $pgbg;
4972: }
1.398 albertel 4973: table#LC_helpmenu {
4974: border: 0px;
4975: height: 55px;
4976: border-spacing: 0px;
4977: }
4978:
4979: table#LC_helpmenu fieldset legend {
4980: font-size: larger;
4981: font-weight: bold;
4982: }
1.397 albertel 4983: table#LC_helpmenu_links {
4984: width: 100%;
4985: border: 1px solid black;
4986: background: $pgbg;
4987: padding: 0px;
4988: border-spacing: 1px;
4989: }
4990: table#LC_helpmenu_links tr td {
4991: padding: 1px;
4992: background: $tabbg;
1.399 albertel 4993: text-align: center;
4994: font-weight: bold;
1.397 albertel 4995: }
1.396 albertel 4996:
1.397 albertel 4997: table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
4998: table#LC_helpmenu_links a:active {
4999: text-decoration: none;
5000: color: $font;
5001: }
5002: table#LC_helpmenu_links a:hover {
5003: text-decoration: underline;
5004: color: $vlink;
5005: }
1.396 albertel 5006:
1.417 albertel 5007: .LC_chrt_popup_exists {
5008: border: 1px solid #339933;
5009: margin: -1px;
5010: }
5011: .LC_chrt_popup_up {
5012: border: 1px solid yellow;
5013: margin: -1px;
5014: }
5015: .LC_chrt_popup {
5016: border: 1px solid #8888FF;
5017: background: #CCCCFF;
5018: }
1.421 albertel 5019: table.LC_pick_box {
5020: border-collapse: separate;
5021: background: white;
5022: border: 1px solid black;
5023: border-spacing: 1px;
5024: }
5025: table.LC_pick_box td.LC_pick_box_title {
5026: background: $tabbg;
5027: font-weight: bold;
5028: text-align: right;
5029: width: 184px;
5030: padding: 8px;
5031: }
1.645 raeburn 5032: table.LC_pick_box td.LC_selfenroll_pick_box_title {
5033: background: $tabbg;
5034: font-weight: bold;
5035: text-align: right;
5036: width: 350px;
5037: padding: 8px;
5038: }
5039:
1.579 raeburn 5040: table.LC_pick_box td.LC_pick_box_value {
5041: text-align: left;
5042: padding: 8px;
5043: }
5044: table.LC_pick_box td.LC_pick_box_select {
5045: text-align: left;
5046: padding: 8px;
5047: }
1.424 albertel 5048: table.LC_pick_box td.LC_pick_box_separator {
1.421 albertel 5049: padding: 0px;
5050: height: 1px;
5051: background: black;
5052: }
5053: table.LC_pick_box td.LC_pick_box_submit {
5054: text-align: right;
5055: }
1.579 raeburn 5056: table.LC_pick_box td.LC_evenrow_value {
5057: text-align: left;
5058: padding: 8px;
5059: background-color: $data_table_light;
5060: }
5061: table.LC_pick_box td.LC_oddrow_value {
5062: text-align: left;
5063: padding: 8px;
5064: background-color: $data_table_light;
5065: }
5066: table.LC_helpform_receipt {
5067: width: 620px;
5068: border-collapse: separate;
5069: background: white;
5070: border: 1px solid black;
5071: border-spacing: 1px;
5072: }
5073: table.LC_helpform_receipt td.LC_pick_box_title {
5074: background: $tabbg;
5075: font-weight: bold;
5076: text-align: right;
5077: width: 184px;
5078: padding: 8px;
5079: }
5080: table.LC_helpform_receipt td.LC_evenrow_value {
5081: text-align: left;
5082: padding: 8px;
5083: background-color: $data_table_light;
5084: }
5085: table.LC_helpform_receipt td.LC_oddrow_value {
5086: text-align: left;
5087: padding: 8px;
5088: background-color: $data_table_light;
5089: }
5090: table.LC_helpform_receipt td.LC_pick_box_separator {
5091: padding: 0px;
5092: height: 1px;
5093: background: black;
5094: }
5095: span.LC_helpform_receipt_cat {
5096: font-weight: bold;
5097: }
1.424 albertel 5098: table.LC_group_priv_box {
5099: background: white;
5100: border: 1px solid black;
5101: border-spacing: 1px;
5102: }
5103: table.LC_group_priv_box td.LC_pick_box_title {
5104: background: $tabbg;
5105: font-weight: bold;
5106: text-align: right;
5107: width: 184px;
5108: }
5109: table.LC_group_priv_box td.LC_groups_fixed {
5110: background: $data_table_light;
5111: text-align: center;
5112: }
5113: table.LC_group_priv_box td.LC_groups_optional {
5114: background: $data_table_dark;
5115: text-align: center;
5116: }
5117: table.LC_group_priv_box td.LC_groups_functionality {
5118: background: $data_table_darker;
5119: text-align: center;
5120: font-weight: bold;
5121: }
5122: table.LC_group_priv td {
5123: text-align: left;
5124: padding: 0px;
5125: }
5126:
1.421 albertel 5127: table.LC_notify_front_page {
5128: background: white;
5129: border: 1px solid black;
5130: padding: 8px;
5131: }
5132: table.LC_notify_front_page td {
5133: padding: 8px;
5134: }
1.424 albertel 5135: .LC_navbuttons {
5136: margin: 2ex 0ex 2ex 0ex;
5137: }
1.423 albertel 5138: .LC_topic_bar {
5139: font-family: $sans;
5140: font-weight: bold;
5141: width: 100%;
5142: background: $tabbg;
5143: vertical-align: middle;
5144: margin: 2ex 0ex 2ex 0ex;
5145: }
5146: .LC_topic_bar span {
5147: vertical-align: middle;
5148: }
5149: .LC_topic_bar img {
5150: vertical-align: bottom;
5151: }
5152: table.LC_course_group_status {
5153: margin: 20px;
5154: }
5155: table.LC_status_selector td {
5156: vertical-align: top;
5157: text-align: center;
1.424 albertel 5158: padding: 4px;
5159: }
5160: table.LC_descriptive_input td.LC_description {
5161: vertical-align: top;
5162: text-align: right;
5163: font-weight: bold;
1.423 albertel 5164: }
1.599 albertel 5165: div.LC_feedback_link {
1.616 albertel 5166: clear: both;
1.599 albertel 5167: background: white;
5168: width: 100%;
1.489 raeburn 5169: }
5170: span.LC_feedback_link {
1.599 albertel 5171: background: $feedback_link_bg;
5172: font-size: larger;
5173: }
5174: span.LC_message_link {
5175: background: $feedback_link_bg;
5176: font-size: larger;
5177: position: absolute;
5178: right: 1em;
1.489 raeburn 5179: }
1.421 albertel 5180:
1.515 albertel 5181: table.LC_prior_tries {
1.524 albertel 5182: border: 1px solid #000000;
5183: border-collapse: separate;
5184: border-spacing: 1px;
1.515 albertel 5185: }
1.523 albertel 5186:
1.515 albertel 5187: table.LC_prior_tries td {
1.524 albertel 5188: padding: 2px;
1.515 albertel 5189: }
1.523 albertel 5190:
5191: .LC_answer_correct {
5192: background: #AAFFAA;
5193: color: black;
5194: }
5195: .LC_answer_charged_try {
5196: background: #FFAAAA ! important;
5197: color: black;
5198: }
5199: .LC_answer_not_charged_try,
5200: .LC_answer_no_grade,
5201: .LC_answer_late {
5202: background: #FFFFAA;
5203: color: black;
5204: }
5205: .LC_answer_previous {
5206: background: #AAAAFF;
5207: color: black;
5208: }
5209: .LC_answer_no_message {
5210: background: #FFFFFF;
5211: color: black;
5212: }
5213: .LC_answer_unknown {
5214: background: orange;
5215: color: black;
5216: }
5217:
5218:
1.529 albertel 5219: span.LC_prior_numerical,
5220: span.LC_prior_string,
5221: span.LC_prior_custom,
5222: span.LC_prior_reaction,
5223: span.LC_prior_math {
1.523 albertel 5224: font-family: monospace;
5225: white-space: pre;
5226: }
5227:
1.525 albertel 5228: span.LC_prior_string {
5229: font-family: monospace;
5230: white-space: pre;
5231: }
5232:
1.523 albertel 5233: table.LC_prior_option {
5234: width: 100%;
5235: border-collapse: collapse;
5236: }
1.528 albertel 5237: table.LC_prior_rank, table.LC_prior_match {
5238: border-collapse: collapse;
5239: }
5240: table.LC_prior_option tr td,
5241: table.LC_prior_rank tr td,
5242: table.LC_prior_match tr td {
1.524 albertel 5243: border: 1px solid #000000;
1.515 albertel 5244: }
5245:
1.519 raeburn 5246: span.LC_nobreak {
1.544 albertel 5247: white-space: nowrap;
1.519 raeburn 5248: }
5249:
1.576 raeburn 5250: span.LC_cusr_emph {
5251: font-style: italic;
5252: }
5253:
1.633 raeburn 5254: span.LC_cusr_subheading {
5255: font-weight: normal;
5256: font-size: 85%;
5257: }
5258:
1.545 albertel 5259: table.LC_docs_documents {
5260: background: #BBBBBB;
1.547 albertel 5261: border-width: 0px;
1.545 albertel 5262: border-collapse: collapse;
5263: }
5264:
5265: table.LC_docs_documents td.LC_docs_document {
5266: border: 2px solid black;
5267: padding: 4px;
5268: }
5269:
5270: .LC_docs_entry_move {
5271: border: 0px;
5272: border-collapse: collapse;
1.544 albertel 5273: }
5274:
1.545 albertel 5275: .LC_docs_entry_move td {
5276: border: 2px solid #BBBBBB;
5277: background: #DDDDDD;
5278: }
5279:
5280: .LC_docs_editor td.LC_docs_entry_commands {
5281: background: #DDDDDD;
5282: font-size: x-small;
5283: }
1.544 albertel 5284: .LC_docs_copy {
1.545 albertel 5285: color: #000099;
1.544 albertel 5286: }
5287: .LC_docs_cut {
1.545 albertel 5288: color: #550044;
1.544 albertel 5289: }
5290: .LC_docs_rename {
1.545 albertel 5291: color: #009900;
1.544 albertel 5292: }
5293: .LC_docs_remove {
1.545 albertel 5294: color: #990000;
5295: }
5296:
1.547 albertel 5297: .LC_docs_reinit_warn,
5298: .LC_docs_ext_edit {
5299: font-size: x-small;
5300: }
5301:
1.545 albertel 5302: .LC_docs_editor td.LC_docs_entry_title,
5303: .LC_docs_editor td.LC_docs_entry_icon {
5304: background: #FFFFBB;
5305: }
5306: .LC_docs_editor td.LC_docs_entry_parameter {
5307: background: #BBBBFF;
5308: font-size: x-small;
5309: white-space: nowrap;
5310: }
5311:
5312: table.LC_docs_adddocs td,
5313: table.LC_docs_adddocs th {
5314: border: 1px solid #BBBBBB;
5315: padding: 4px;
5316: background: #DDDDDD;
1.543 albertel 5317: }
5318:
1.584 albertel 5319: table.LC_sty_begin {
5320: background: #BBFFBB;
5321: }
5322: table.LC_sty_end {
5323: background: #FFBBBB;
5324: }
5325:
1.589 raeburn 5326: table.LC_double_column {
5327: border-width: 0px;
5328: border-collapse: collapse;
5329: width: 100%;
5330: padding: 2px;
5331: }
5332:
5333: table.LC_double_column tr td.LC_left_col {
1.590 raeburn 5334: top: 2px;
1.589 raeburn 5335: left: 2px;
5336: width: 47%;
5337: vertical-align: top;
5338: }
5339:
5340: table.LC_double_column tr td.LC_right_col {
5341: top: 2px;
5342: right: 2px;
5343: width: 47%;
5344: vertical-align: top;
5345: }
5346:
1.594 raeburn 5347: span.LC_role_level {
5348: font-weight: bold;
5349: }
5350:
1.591 raeburn 5351: div.LC_left_float {
5352: float: left;
5353: padding-right: 5%;
1.597 albertel 5354: padding-bottom: 4px;
1.591 raeburn 5355: }
5356:
5357: div.LC_clear_float_header {
1.597 albertel 5358: padding-bottom: 2px;
1.591 raeburn 5359: }
5360:
5361: div.LC_clear_float_footer {
1.597 albertel 5362: padding-top: 10px;
1.591 raeburn 5363: clear: both;
5364: }
5365:
1.597 albertel 5366:
5367: div.LC_grade_show_user {
5368: margin-top: 20px;
5369: border: 1px solid black;
5370: }
5371: div.LC_grade_user_name {
5372: background: #DDDDEE;
5373: border-bottom: 1px solid black;
1.705 tempelho 5374: font-weight: bold;
5375: font-size: large;
1.597 albertel 5376: }
5377: div.LC_grade_show_user_odd_row div.LC_grade_user_name {
5378: background: #DDEEDD;
5379: }
5380:
5381: div.LC_grade_show_problem,
5382: div.LC_grade_submissions,
5383: div.LC_grade_message_center,
5384: div.LC_grade_info_links,
5385: div.LC_grade_assign {
5386: margin: 5px;
5387: width: 99%;
5388: background: #FFFFFF;
5389: }
5390: div.LC_grade_show_problem_header,
5391: div.LC_grade_submissions_header,
5392: div.LC_grade_message_center_header,
5393: div.LC_grade_assign_header {
1.705 tempelho 5394: font-weight: bold;
5395: font-size: large;
1.597 albertel 5396: }
5397: div.LC_grade_show_problem_problem,
5398: div.LC_grade_submissions_body,
5399: div.LC_grade_message_center_body,
5400: div.LC_grade_assign_body {
5401: border: 1px solid black;
5402: width: 99%;
5403: background: #FFFFFF;
5404: }
1.598 albertel 5405: span.LC_grade_check_note {
1.705 tempelho 5406: font-weight: normal;
5407: font-size: medium;
1.598 albertel 5408: display: inline;
5409: position: absolute;
5410: right: 1em;
5411: }
1.597 albertel 5412:
1.613 albertel 5413: table.LC_scantron_action {
5414: width: 100%;
5415: }
5416: table.LC_scantron_action tr th {
1.698 harmsja 5417: font-weight:bold;
5418: font-style:normal;
1.613 albertel 5419: }
1.698 harmsja 5420: .LC_edit_problem_header,
1.614 albertel 5421: div.LC_edit_problem_footer {
1.705 tempelho 5422: font-weight: normal;
5423: font-size: medium;
1.602 albertel 5424: margin: 2px;
1.600 albertel 5425: }
5426: div.LC_edit_problem_header,
1.602 albertel 5427: div.LC_edit_problem_header div,
1.614 albertel 5428: div.LC_edit_problem_footer,
5429: div.LC_edit_problem_footer div,
1.602 albertel 5430: div.LC_edit_problem_editxml_header,
5431: div.LC_edit_problem_editxml_header div {
1.600 albertel 5432: margin-top: 5px;
5433: }
1.602 albertel 5434: div.LC_edit_problem_header_edit_row {
5435: background: $tabbg;
5436: padding: 3px;
5437: margin-bottom: 5px;
5438: }
1.600 albertel 5439: div.LC_edit_problem_header_title {
1.705 tempelho 5440: font-weight: bold;
5441: font-size: larger;
1.602 albertel 5442: background: $tabbg;
5443: padding: 3px;
5444: }
5445: table.LC_edit_problem_header_title {
1.705 tempelho 5446: font-size: larger;
5447: font-weight: bold;
1.602 albertel 5448: width: 100%;
5449: border-color: $pgbg;
5450: border-style: solid;
5451: border-width: $border;
5452:
1.600 albertel 5453: background: $tabbg;
1.602 albertel 5454: border-collapse: collapse;
5455: padding: 0px
5456: }
5457:
5458: div.LC_edit_problem_discards {
5459: float: left;
5460: padding-bottom: 5px;
5461: }
5462: div.LC_edit_problem_saves {
5463: float: right;
5464: padding-bottom: 5px;
1.600 albertel 5465: }
5466: hr.LC_edit_problem_divide {
1.602 albertel 5467: clear: both;
1.600 albertel 5468: color: $tabbg;
5469: background-color: $tabbg;
5470: height: 3px;
5471: border: 0px;
5472: }
1.679 riegler 5473: img.stift{
1.678 riegler 5474: border-width:0;
1.679 riegler 5475: vertical-align:middle;
1.677 riegler 5476: }
1.680 riegler 5477:
1.681 riegler 5478: table#LC_mainmenu{
5479: margin-top:10px;
5480: width:80%;
5481:
5482: }
5483:
1.680 riegler 5484: table#LC_mainmenu td.LC_mainmenu_col_fieldset{
5485: vertical-align: top;
5486: width: 45%;
5487: }
5488: .LC_mainmenu_fieldset_category {
5489: color: $font;
5490: background: $pgbg;
5491: font-family: $sans;
5492: font-size: small;
5493: font-weight: bold;
5494: }
5495:
1.716 raeburn 5496: div.LC_createcourse {
5497: margin: 10px 10px 10px 10px;
5498: }
5499:
1.693 droeschl 5500: /* ---- Remove when done ----
5501: # The following styles is part of the redesign of LON-CAPA and are
5502: # subject to change during this project.
5503: # Don't rely on their current functionality as they might be
5504: # changed or removed.
5505: # --------------------------*/
5506:
1.698 harmsja 5507: a:hover,
1.721 harmsja 5508: ol.LC_smallMenu a:hover,
5509: ol#LC_MenuBreadcrumbs a:hover,
5510: ol#LC_PathBreadcrumbs a:hover,
5511: ul#LC_TabMainMenuContent a:hover,
5512: .LC_FormSectionClearButton input:hover
5513: ul.LC_TabContent li:hover a{
1.698 harmsja 5514: color:#BF2317;
5515: text-decoration:none;
1.693 droeschl 5516: }
5517:
5518: h1 {
1.721 harmsja 5519: padding:5px 10px 5px 20px;
1.693 droeschl 5520: line-height:130%;
5521: }
1.698 harmsja 5522:
1.693 droeschl 5523: h2,h3,h4,h5,h6
5524: {
1.721 harmsja 5525: margin:5px 0px 5px 0px;
5526: padding:0px;
5527: line-height:130%;
1.693 droeschl 5528: }
1.721 harmsja 5529: .LC_hcell{
1.698 harmsja 5530: padding:3px 15px 3px 15px;
5531: margin:0px;
1.703 harmsja 5532: background-color:$tabbg;
5533: border-bottom:solid 1px $lg_border_color;
1.693 droeschl 5534: }
1.721 harmsja 5535: .LC_noBorder {
1.698 harmsja 5536: border:0px;
5537: }
1.693 droeschl 5538:
1.722 harmsja 5539: .LC_bgLightGrey{
1.723 riegler 5540: background:URL(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.722 harmsja 5541: }
5542: .LC_bgLightGreyYellow {
5543: background-color:#EFECE0;
5544: }
1.693 droeschl 5545:
1.698 harmsja 5546: /* Main Header with discription of Person, Course, etc. */
1.721 harmsja 5547: .LC_HeadRight {
1.693 droeschl 5548: text-align: right;
5549: float: right;
5550: margin: 0px;
5551: padding: 0px;
1.698 harmsja 5552: right:0;
1.693 droeschl 5553: position:absolute;
1.698 harmsja 5554: overflow:hidden;
1.693 droeschl 5555: }
5556:
1.721 harmsja 5557: p, .LC_ContentBox {
1.698 harmsja 5558: padding: 10px;
5559:
5560: }
1.721 harmsja 5561: .LC_FormSectionClearButton input {
5562:
1.698 harmsja 5563: border:0px;
5564: cursor:pointer;
5565: text-decoration:underline;
1.693 droeschl 5566: }
5567:
5568:
1.698 harmsja 5569: dl,ul,div,fieldset {
5570: margin: 10px 10px 10px 0px;
1.693 droeschl 5571: overflow:hidden;
5572: }
1.721 harmsja 5573: ol.LC_smallMenu, ol#LC_PathBreadcrumbs {
1.698 harmsja 5574: margin: 0px;
1.693 droeschl 5575: }
5576:
1.721 harmsja 5577: ol.LC_smallMenu li {
1.693 droeschl 5578: display: inline;
5579: padding: 5px 5px 0px 10px;
5580: vertical-align: top;
5581: }
5582:
1.721 harmsja 5583: ol.LC_smallMenu li img {
1.693 droeschl 5584: vertical-align: bottom;
5585: }
5586:
1.721 harmsja 5587: ol.LC_smallMenu a {
1.693 droeschl 5588: font-size: 90%;
5589: color: RGB(80, 80, 80);
5590: text-decoration: none;
5591: }
5592:
1.721 harmsja 5593: ol#LC_TabMainMenuContent {
5594: display:block;
5595: list-style:none;
1.693 droeschl 5596: margin: 0px 0px 10px 0px;
5597: padding: 0px;
5598: }
5599:
1.721 harmsja 5600: ol#LC_TabMainMenuContent li {
1.693 droeschl 5601: display: inline;
5602: vertical-align: bottom;
5603: border-bottom: solid 1px RGB(175, 175, 175);
5604: border-right: solid 1px RGB(175, 175, 175);
1.721 harmsja 5605: padding: 5px 10px 5px 10px;
5606: margin-right:3px;
1.693 droeschl 5607: line-height: 140%;
5608: font-weight: bold;
1.721 harmsja 5609: white-space:nowrap;
1.723 riegler 5610: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5611: }
5612:
1.721 harmsja 5613: ol#LC_TabMainMenuContent li a{
1.693 droeschl 5614: color: RGB(47, 47, 47);
5615: text-decoration: none;
5616: }
1.721 harmsja 5617: ul.LC_TabContent {
5618: margin:0px;
5619: padding:0px;
5620: display:block;
5621: list-style:none;
5622: min-height:1.5em;
5623: }
5624: ul.LC_TabContent li{
5625: display:inline;
5626: vertical-align:top;
5627: border-bottom:solid 1px $lg_border_color;
5628: border-right:solid 1px $lg_border_color;
5629: padding:5px 10px 5px 10px;
5630: margin-right:2px;
1.723 riegler 5631: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.721 harmsja 5632: }
5633: ul.LC_TabContent li a, ul.LC_TabContent li{
5634: color:rgb(47,47,47);
5635: text-decoration:none;
5636: font-size:95%;
5637: font-weight:bold;
5638: white-space:nowrap;
5639: }
1.737 ! tempelho 5640: ul.LC_TabContent li:hover{
! 5641: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x right bottom;
! 5642: color:#BF2317;
! 5643: text-decoration:none;
! 5644: }
! 5645:
1.721 harmsja 5646: .LC_hideThis
5647: {
5648: display:none;
5649: visibility:hidden;
1.693 droeschl 5650: }
5651:
1.721 harmsja 5652: ol#LC_MenuBreadcrumbs, ol#LC_PathBreadcrumbs {
1.693 droeschl 5653: border-top: solid 1px RGB(255, 255, 255);
5654: height: 20px;
5655: line-height: 20px;
5656: vertical-align: bottom;
5657: margin: 0px 0px 30px 0px;
5658: padding-left: 10px;
5659: list-style-position: inside;
1.723 riegler 5660: background: url(/adm/lonIcons/lightGreyBG.png) repeat-x left top;
1.693 droeschl 5661: }
5662:
1.721 harmsja 5663: ol#LC_MenuBreadcrumbs li, ol#LC_PathBreadcrumbs li {
1.723 riegler 5664: background: url(/adm/lonIcons/arrow_white.png) no-repeat left center;
1.693 droeschl 5665: display: inline;
5666: padding: 0px 0px 0px 10px;
5667: vertical-align: bottom;
5668: overflow:hidden;
5669: }
5670:
1.721 harmsja 5671: ol#LC_MenuBreadcrumbs li a {
1.693 droeschl 5672: text-decoration: none;
5673: font-size:90%;
5674: }
1.721 harmsja 5675: ol#LC_PathBreadcrumbs li a{
1.698 harmsja 5676: text-decoration:none;
5677: font-size:100%;
5678: font-weight:bold;
1.693 droeschl 5679: }
1.721 harmsja 5680: .LC_ContentBoxSpecial
1.693 droeschl 5681: {
1.701 harmsja 5682: border: solid 1px $lg_border_color;
1.698 harmsja 5683: }
1.721 harmsja 5684: .LC_PopUp
1.693 droeschl 5685: {
1.698 harmsja 5686: padding:10px;
5687: border-left:solid 1px $lg_border_color;
5688: border-top:solid 1px $lg_border_color;
5689: border-bottom:outset 1px $lg_border_color;
5690: border-right:outset 1px $lg_border_color;
5691: display:none;
5692: position:absolute;
5693: right:0;
5694: background-color:white;
5695: z-index:5;
1.693 droeschl 5696: }
5697:
1.721 harmsja 5698: dl.LC_ListStyleClean dt {
1.693 droeschl 5699: padding-right: 5px;
5700: display: table-header-group;
5701: }
5702:
1.721 harmsja 5703: dl.LC_ListStyleClean dd {
1.693 droeschl 5704: display: table-row;
5705: }
5706:
1.721 harmsja 5707: .LC_ListStyleClean,
5708: .LC_ListStyleSimple,
5709: .LC_ListStyleNormal,
5710: .LC_ListStyleNormal_Border,
5711: .LC_ListStyleSpecial
1.693 droeschl 5712: {
5713: /*display:block; */
5714: list-style-position: inside;
5715: list-style-type: none;
5716: overflow: hidden;
5717: padding: 0px;
5718: }
5719:
1.721 harmsja 5720: .LC_ListStyleSimple li,
5721: .LC_ListStyleSimple dd,
5722: .LC_ListStyleNormal li,
5723: .LC_ListStyleNormal dd,
5724: .LC_ListStyleSpecial li,
5725: .LC_ListStyleSpecial dd
1.693 droeschl 5726: {
5727: margin: 0px;
5728: padding: 5px 5px 5px 10px;
5729: clear: both;
5730: }
5731:
1.721 harmsja 5732: .LC_ListStyleClean li,
5733: .LC_ListStyleClean dd {
1.693 droeschl 5734: padding-top: 0px;
5735: padding-bottom: 0px;
5736: }
5737:
1.721 harmsja 5738: .LC_ListStyleSimple dd,
5739: .LC_ListStyleSimple li{
1.698 harmsja 5740: border-bottom: solid 1px $lg_border_color;
1.693 droeschl 5741: }
5742:
1.721 harmsja 5743: .LC_ListStyleSpecial li,
5744: .LC_ListStyleSpecial dd {
1.693 droeschl 5745: list-style-type: none;
5746: background-color: RGB(220, 220, 220);
5747: margin-bottom: 4px;
5748: }
5749:
1.721 harmsja 5750: table.LC_SimpleTable {
1.698 harmsja 5751: margin:5px;
5752: border:solid 1px $lg_border_color;
1.693 droeschl 5753: }
5754:
1.721 harmsja 5755: table.LC_SimpleTable tr {
1.698 harmsja 5756: padding:0px;
5757: border:solid 1px $lg_border_color;
1.693 droeschl 5758: }
1.721 harmsja 5759: table.LC_SimpleTable thead{
1.698 harmsja 5760: background:rgb(220,220,220);
1.693 droeschl 5761: }
5762:
1.721 harmsja 5763: div.LC_columnSection {
1.693 droeschl 5764: display: block;
5765: clear: both;
5766: overflow: hidden;
5767: margin:0px;
5768: }
5769:
1.721 harmsja 5770: div.LC_columnSection>* {
1.693 droeschl 5771: float: left;
5772: margin: 10px 20px 10px 0px;
5773: overflow:hidden;
5774: }
1.721 harmsja 5775: div.LC_columnSection > .LC_ContentBox,
5776: div.LC_columnSection > .LC_ContentBoxSpecial
1.693 droeschl 5777: {
1.721 harmsja 5778: width: 400px;
1.693 droeschl 5779: }
1.721 harmsja 5780:
1.719 ehlerst 5781: .ContentBoxSpecialTemplate
5782: {
5783: border: solid 1px $lg_border_color;
5784: }
5785: .ContentBoxTemplate {
5786: padding:10px;
5787: }
5788:
1.721 harmsja 5789: div.LC_columnSection > .ContentBoxTemplate,
5790: div.LC_columnSection > .ContentBoxSpecialTemplate
1.719 ehlerst 5791: {
5792: width: 600px;
5793:
5794: }
5795:
1.720 ehlerst 5796: .clear{
5797: clear: both;
5798: line-height: 0px;
5799: font-size: 0px;
5800: height: 0px;
5801: }
1.693 droeschl 5802:
1.694 tempelho 5803: .LC_loginpage_container {
5804: text-align:left;
5805: margin : 0 auto;
5806: width:65%;
5807: padding: 10px;
5808: height: auto;
1.712 muellerd 5809: background-color:#FFFFFF;
1.694 tempelho 5810: border:1px solid #CCCCCC;
5811: }
5812:
5813:
5814: .LC_loginpage_loginContainer {
5815: float:left;
1.712 muellerd 5816: width: 182px;
5817: border:1px solid #CCCCCC;
5818: background-color:$loginbg;
1.694 tempelho 5819: }
5820:
1.717 tempelho 5821: .LC_loginpage_loginContainer h2{
1.712 muellerd 5822: margin-top:0;
5823: display:block;
5824: background:$bgcol;
5825: color:$textcol;
5826: padding-left:5px;
5827: }
1.694 tempelho 5828: .LC_loginpage_loginInfo {
5829: margin-left:20px;
5830: float:left;
5831: width:30%;
5832: border:1px solid #CCCCCC;
5833: padding:10px;
5834: }
5835:
1.712 muellerd 5836: .LC_loginpage_loginDomain {
5837: margin-right:20px;
5838: width:20%;
5839: float:left;
5840: padding:10px;
5841: }
5842:
1.694 tempelho 5843: .LC_loginpage_space {
5844: clear:both;
5845: margin-bottom:20px;
5846: border-bottom: 1px solid #CCCCCC;
5847: }
5848:
5849: .LC_loginpage_fieldset{
5850: border: 1px solid #CCCCCC;
5851: margin: 0 auto;
5852: }
5853:
5854: .LC_loginpage_legend{
5855: padding: 2px;
5856: margin: 0px;
5857: font-size:14px;
5858: font-weight:bold;
5859: }
5860:
5861:
1.343 albertel 5862: END
5863: }
5864:
1.306 albertel 5865: =pod
5866:
5867: =item * &headtag()
5868:
5869: Returns a uniform footer for LON-CAPA web pages.
5870:
1.307 albertel 5871: Inputs: $title - optional title for the head
5872: $head_extra - optional extra HTML to put inside the <head>
1.315 albertel 5873: $args - optional arguments
1.319 albertel 5874: force_register - if is true call registerurl so the remote is
5875: informed
1.415 albertel 5876: redirect -> array ref of
5877: 1- seconds before redirect occurs
5878: 2- url to redirect to
5879: 3- whether the side effect should occur
1.315 albertel 5880: (side effect of setting
5881: $env{'internal.head.redirect'} to the url
5882: redirected too)
1.352 albertel 5883: domain -> force to color decorate a page for a specific
5884: domain
5885: function -> force usage of a specific rolish color scheme
5886: bgcolor -> override the default page bgcolor
1.460 albertel 5887: no_auto_mt_title
5888: -> prevent &mt()ing the title arg
1.464 albertel 5889:
1.306 albertel 5890: =cut
5891:
5892: sub headtag {
1.313 albertel 5893: my ($title,$head_extra,$args) = @_;
1.306 albertel 5894:
1.363 albertel 5895: my $function = $args->{'function'} || &get_users_function();
5896: my $domain = $args->{'domain'} || &determinedomain();
5897: my $bgcolor = $args->{'bgcolor'} || &designparm($function.'.pgbg',$domain);
1.418 albertel 5898: my $url = join(':',$env{'user.name'},$env{'user.domain'},
1.458 albertel 5899: $Apache::lonnet::perlvar{'lonVersion'},
1.531 albertel 5900: #time(),
1.418 albertel 5901: $env{'environment.color.timestamp'},
1.363 albertel 5902: $function,$domain,$bgcolor);
5903:
1.369 www 5904: $url = '/adm/css/'.&escape($url).'.css';
1.363 albertel 5905:
1.308 albertel 5906: my $result =
5907: '<head>'.
1.461 albertel 5908: &font_settings();
1.319 albertel 5909:
1.461 albertel 5910: if (!$args->{'frameset'}) {
5911: $result .= &Apache::lonhtmlcommon::htmlareaheaders();
5912: }
1.319 albertel 5913: if ($args->{'force_register'}) {
5914: $result .= &Apache::lonmenu::registerurl(1);
5915: }
1.436 albertel 5916: if (!$args->{'no_nav_bar'}
5917: && !$args->{'only_body'}
5918: && !$args->{'frameset'}) {
5919: $result .= &help_menu_js();
5920: }
1.319 albertel 5921:
1.314 albertel 5922: if (ref($args->{'redirect'})) {
1.414 albertel 5923: my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
1.315 albertel 5924: $url = &Apache::lonenc::check_encrypt($url);
1.414 albertel 5925: if (!$inhibit_continue) {
5926: $env{'internal.head.redirect'} = $url;
5927: }
1.313 albertel 5928: $result.=<<ADDMETA
5929: <meta http-equiv="pragma" content="no-cache" />
1.344 albertel 5930: <meta http-equiv="Refresh" content="$time; url=$url" />
1.313 albertel 5931: ADDMETA
5932: }
1.306 albertel 5933: if (!defined($title)) {
5934: $title = 'The LearningOnline Network with CAPA';
5935: }
1.460 albertel 5936: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
5937: $result .= '<title> LON-CAPA '.$title.'</title>'
1.414 albertel 5938: .'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
5939: .$head_extra;
1.306 albertel 5940: return $result;
5941: }
5942:
5943: =pod
5944:
1.340 albertel 5945: =item * &font_settings()
5946:
5947: Returns neccessary <meta> to set the proper encoding
5948:
5949: Inputs: none
5950:
5951: =cut
5952:
5953: sub font_settings {
5954: my $headerstring='';
1.647 www 5955: if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
1.340 albertel 5956: $headerstring.=
5957: '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
5958: }
5959: return $headerstring;
5960: }
5961:
1.341 albertel 5962: =pod
5963:
5964: =item * &xml_begin()
5965:
5966: Returns the needed doctype and <html>
5967:
5968: Inputs: none
5969:
5970: =cut
5971:
5972: sub xml_begin {
5973: my $output='';
5974:
1.592 albertel 5975: if ($env{'internal.start_page'}==1) {
5976: &Apache::lonhtmlcommon::init_htmlareafields();
5977: }
1.342 albertel 5978:
1.341 albertel 5979: if ($env{'browser.mathml'}) {
5980: $output='<?xml version="1.0"?>'
5981: #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
5982: # .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
5983:
5984: # .'<!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">] >'
5985: .'<!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">'
5986: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
5987: .'xmlns="http://www.w3.org/1999/xhtml">';
5988: } else {
5989: $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
5990: }
5991: return $output;
5992: }
1.340 albertel 5993:
5994: =pod
5995:
1.306 albertel 5996: =item * &endheadtag()
5997:
5998: Returns a uniform </head> for LON-CAPA web pages.
5999:
6000: Inputs: none
6001:
6002: =cut
6003:
6004: sub endheadtag {
6005: return '</head>';
6006: }
6007:
6008: =pod
6009:
6010: =item * &head()
6011:
6012: Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
6013:
1.648 raeburn 6014: Inputs:
6015:
6016: =over 4
6017:
6018: $title - optional title for the page
6019:
6020: $head_extra - optional extra HTML to put inside the <head>
6021:
6022: =back
1.405 albertel 6023:
1.306 albertel 6024: =cut
6025:
6026: sub head {
1.325 albertel 6027: my ($title,$head_extra,$args) = @_;
6028: return &headtag($title,$head_extra,$args).&endheadtag();
1.306 albertel 6029: }
6030:
6031: =pod
6032:
6033: =item * &start_page()
6034:
6035: Returns a complete <html> .. <body> section for LON-CAPA web pages.
6036:
1.648 raeburn 6037: Inputs:
6038:
6039: =over 4
6040:
6041: $title - optional title for the page
6042:
6043: $head_extra - optional extra HTML to incude inside the <head>
6044:
6045: $args - additional optional args supported are:
6046:
6047: =over 8
6048:
6049: only_body -> is true will set &bodytag() onlybodytag
1.317 albertel 6050: arg on
1.648 raeburn 6051: no_nav_bar -> is true will set &bodytag() notopbar arg on
6052: add_entries -> additional attributes to add to the <body>
6053: domain -> force to color decorate a page for a
1.317 albertel 6054: specific domain
1.648 raeburn 6055: function -> force usage of a specific rolish color
1.317 albertel 6056: scheme
1.648 raeburn 6057: redirect -> see &headtag()
6058: bgcolor -> override the default page bg color
6059: js_ready -> return a string ready for being used in
1.317 albertel 6060: a javascript writeln
1.648 raeburn 6061: html_encode -> return a string ready for being used in
1.320 albertel 6062: a html attribute
1.648 raeburn 6063: force_register -> if is true will turn on the &bodytag()
1.317 albertel 6064: $forcereg arg
1.648 raeburn 6065: body_title -> alternate text to use instead of $title
1.326 albertel 6066: in the title box that appears, this text
6067: is not auto translated like the $title is
1.648 raeburn 6068: frameset -> if true will start with a <frameset>
1.330 albertel 6069: rather than <body>
1.648 raeburn 6070: no_title -> if true the title bar won't be shown
6071: skip_phases -> hash ref of
1.338 albertel 6072: head -> skip the <html><head> generation
6073: body -> skip all <body> generation
1.648 raeburn 6074: no_inline_link -> if true and in remote mode, don't show the
1.361 albertel 6075: 'Switch To Inline Menu' link
1.648 raeburn 6076: no_auto_mt_title -> prevent &mt()ing the title arg
6077: inherit_jsmath -> when creating popup window in a page,
6078: should it have jsmath forced on by the
6079: current page
1.361 albertel 6080:
1.648 raeburn 6081: =back
1.460 albertel 6082:
1.648 raeburn 6083: =back
1.562 albertel 6084:
1.306 albertel 6085: =cut
6086:
6087: sub start_page {
1.309 albertel 6088: my ($title,$head_extra,$args) = @_;
1.318 albertel 6089: #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
1.313 albertel 6090: my %head_args;
1.352 albertel 6091: foreach my $arg ('redirect','force_register','domain','function',
1.460 albertel 6092: 'bgcolor','frameset','no_nav_bar','only_body',
6093: 'no_auto_mt_title') {
1.319 albertel 6094: if (defined($args->{$arg})) {
1.324 raeburn 6095: $head_args{$arg} = $args->{$arg};
1.319 albertel 6096: }
1.313 albertel 6097: }
1.319 albertel 6098:
1.315 albertel 6099: $env{'internal.start_page'}++;
1.338 albertel 6100: my $result;
6101: if (! exists($args->{'skip_phases'}{'head'}) ) {
6102: $result.=
1.341 albertel 6103: &xml_begin().
1.338 albertel 6104: &headtag($title,$head_extra,\%head_args).&endheadtag();
6105: }
6106:
6107: if (! exists($args->{'skip_phases'}{'body'}) ) {
6108: if ($args->{'frameset'}) {
6109: my $attr_string = &make_attr_string($args->{'force_register'},
6110: $args->{'add_entries'});
6111: $result .= "\n<frameset $attr_string>\n";
6112: } else {
6113: $result .=
6114: &bodytag($title,
6115: $args->{'function'}, $args->{'add_entries'},
6116: $args->{'only_body'}, $args->{'domain'},
6117: $args->{'force_register'}, $args->{'body_title'},
6118: $args->{'no_nav_bar'}, $args->{'bgcolor'},
1.460 albertel 6119: $args->{'no_title'}, $args->{'no_inline_link'},
6120: $args);
1.338 albertel 6121: }
1.330 albertel 6122: }
1.338 albertel 6123:
1.315 albertel 6124: if ($args->{'js_ready'}) {
1.713 kaisler 6125: $result = &js_ready($result);
1.315 albertel 6126: }
1.320 albertel 6127: if ($args->{'html_encode'}) {
1.713 kaisler 6128: $result = &html_encode($result);
6129: }
6130:
1.718 raeburn 6131: if (exists($args->{'bread_crumbs'})) {
6132: &Apache::lonhtmlcommon::clear_breadcrumbs();
6133: if (ref($args->{'bread_crumbs'}) eq 'ARRAY') {
6134: foreach my $crumb (@{$args->{'bread_crumbs'}}){
6135: &Apache::lonhtmlcommon::add_breadcrumb($crumb);
6136: }
6137: }
6138: $result .= &Apache::lonhtmlcommon::breadcrumbs();
1.320 albertel 6139: }
1.713 kaisler 6140:
1.315 albertel 6141: return $result;
1.306 albertel 6142: }
6143:
1.330 albertel 6144:
1.306 albertel 6145: =pod
6146:
6147: =item * &head()
6148:
6149: Returns a complete </body></html> section for LON-CAPA web pages.
6150:
1.315 albertel 6151: Inputs: $args - additional optional args supported are:
6152: js_ready -> return a string ready for being used in
6153: a javascript writeln
1.320 albertel 6154: html_encode -> return a string ready for being used in
6155: a html attribute
1.330 albertel 6156: frameset -> if true will start with a <frameset>
6157: rather than <body>
1.493 albertel 6158: dicsussion -> if true will get discussion from
6159: lonxml::xmlend
6160: (you can pass the target and parser arguments
6161: through optional 'target' and 'parser' args
6162: to this routine)
1.306 albertel 6163:
6164: =cut
6165:
6166: sub end_page {
1.315 albertel 6167: my ($args) = @_;
6168: $env{'internal.end_page'}++;
1.330 albertel 6169: my $result;
1.335 albertel 6170: if ($args->{'discussion'}) {
6171: my ($target,$parser);
6172: if (ref($args->{'discussion'})) {
6173: ($target,$parser) =($args->{'discussion'}{'target'},
6174: $args->{'discussion'}{'parser'});
6175: }
6176: $result .= &Apache::lonxml::xmlend($target,$parser);
6177: }
6178:
1.330 albertel 6179: if ($args->{'frameset'}) {
6180: $result .= '</frameset>';
6181: } else {
1.635 raeburn 6182: $result .= &endbodytag($args);
1.330 albertel 6183: }
6184: $result .= "\n</html>";
6185:
1.315 albertel 6186: if ($args->{'js_ready'}) {
1.317 albertel 6187: $result = &js_ready($result);
1.315 albertel 6188: }
1.335 albertel 6189:
1.320 albertel 6190: if ($args->{'html_encode'}) {
6191: $result = &html_encode($result);
6192: }
1.335 albertel 6193:
1.315 albertel 6194: return $result;
6195: }
6196:
1.320 albertel 6197: sub html_encode {
6198: my ($result) = @_;
6199:
1.322 albertel 6200: $result = &HTML::Entities::encode($result,'<>&"');
1.320 albertel 6201:
6202: return $result;
6203: }
1.317 albertel 6204: sub js_ready {
6205: my ($result) = @_;
6206:
1.323 albertel 6207: $result =~ s/[\n\r]/ /xmsg;
6208: $result =~ s/\\/\\\\/xmsg;
6209: $result =~ s/'/\\'/xmsg;
1.372 albertel 6210: $result =~ s{</}{<\\/}xmsg;
1.317 albertel 6211:
6212: return $result;
6213: }
6214:
1.315 albertel 6215: sub validate_page {
6216: if ( exists($env{'internal.start_page'})
1.316 albertel 6217: && $env{'internal.start_page'} > 1) {
6218: &Apache::lonnet::logthis('start_page called multiple times '.
1.318 albertel 6219: $env{'internal.start_page'}.' '.
1.316 albertel 6220: $ENV{'request.filename'});
1.315 albertel 6221: }
6222: if ( exists($env{'internal.end_page'})
1.316 albertel 6223: && $env{'internal.end_page'} > 1) {
6224: &Apache::lonnet::logthis('end_page called multiple times '.
1.318 albertel 6225: $env{'internal.end_page'}.' '.
1.316 albertel 6226: $env{'request.filename'});
1.315 albertel 6227: }
6228: if ( exists($env{'internal.start_page'})
6229: && ! exists($env{'internal.end_page'})) {
1.316 albertel 6230: &Apache::lonnet::logthis('start_page called without end_page '.
6231: $env{'request.filename'});
1.315 albertel 6232: }
6233: if ( ! exists($env{'internal.start_page'})
6234: && exists($env{'internal.end_page'})) {
1.316 albertel 6235: &Apache::lonnet::logthis('end_page called without start_page'.
6236: $env{'request.filename'});
1.315 albertel 6237: }
1.306 albertel 6238: }
1.315 albertel 6239:
1.318 albertel 6240: sub simple_error_page {
6241: my ($r,$title,$msg) = @_;
6242: my $page =
6243: &Apache::loncommon::start_page($title).
6244: &mt($msg).
6245: &Apache::loncommon::end_page();
6246: if (ref($r)) {
6247: $r->print($page);
1.327 albertel 6248: return;
1.318 albertel 6249: }
6250: return $page;
6251: }
1.347 albertel 6252:
6253: {
1.610 albertel 6254: my @row_count;
1.347 albertel 6255: sub start_data_table {
1.422 albertel 6256: my ($add_class) = @_;
6257: my $css_class = (join(' ','LC_data_table',$add_class));
1.610 albertel 6258: unshift(@row_count,0);
1.422 albertel 6259: return '<table class="'.$css_class.'">'."\n";
1.347 albertel 6260: }
6261:
6262: sub end_data_table {
1.610 albertel 6263: shift(@row_count);
1.389 albertel 6264: return '</table>'."\n";;
1.347 albertel 6265: }
6266:
6267: sub start_data_table_row {
1.422 albertel 6268: my ($add_class) = @_;
1.610 albertel 6269: $row_count[0]++;
6270: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.428 albertel 6271: $css_class = (join(' ',$css_class,$add_class));
1.422 albertel 6272: return '<tr class="'.$css_class.'">'."\n";;
1.347 albertel 6273: }
1.471 banghart 6274:
6275: sub continue_data_table_row {
6276: my ($add_class) = @_;
1.610 albertel 6277: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.471 banghart 6278: $css_class = (join(' ',$css_class,$add_class));
6279: return '<tr class="'.$css_class.'">'."\n";;
6280: }
1.347 albertel 6281:
6282: sub end_data_table_row {
1.389 albertel 6283: return '</tr>'."\n";;
1.347 albertel 6284: }
1.367 www 6285:
1.421 albertel 6286: sub start_data_table_empty_row {
1.707 bisitz 6287: # $row_count[0]++;
1.421 albertel 6288: return '<tr class="LC_empty_row" >'."\n";;
6289: }
6290:
6291: sub end_data_table_empty_row {
6292: return '</tr>'."\n";;
6293: }
6294:
1.367 www 6295: sub start_data_table_header_row {
1.389 albertel 6296: return '<tr class="LC_header_row">'."\n";;
1.367 www 6297: }
6298:
6299: sub end_data_table_header_row {
1.389 albertel 6300: return '</tr>'."\n";;
1.367 www 6301: }
1.347 albertel 6302: }
6303:
1.548 albertel 6304: =pod
6305:
6306: =item * &inhibit_menu_check($arg)
6307:
6308: Checks for a inhibitmenu state and generates output to preserve it
6309:
6310: Inputs: $arg - can be any of
6311: - undef - in which case the return value is a string
6312: to add into arguments list of a uri
6313: - 'input' - in which case the return value is a HTML
6314: <form> <input> field of type hidden to
6315: preserve the value
6316: - a url - in which case the return value is the url with
6317: the neccesary cgi args added to preserve the
6318: inhibitmenu state
6319: - a ref to a url - no return value, but the string is
6320: updated to include the neccessary cgi
6321: args to preserve the inhibitmenu state
6322:
6323: =cut
6324:
6325: sub inhibit_menu_check {
6326: my ($arg) = @_;
6327: &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
6328: if ($arg eq 'input') {
6329: if ($env{'form.inhibitmenu'}) {
6330: return '<input type="hidden" name="inhibitmenu" value="'.$env{'form.inhibitmenu'}.'" />';
6331: } else {
6332: return
6333: }
6334: }
6335: if ($env{'form.inhibitmenu'}) {
6336: if (ref($arg)) {
6337: $$arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6338: } elsif ($arg eq '') {
6339: $arg .= 'inhibitmenu='.$env{'form.inhibitmenu'};
6340: } else {
6341: $arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
6342: }
6343: }
6344: if (!ref($arg)) {
6345: return $arg;
6346: }
6347: }
6348:
1.251 albertel 6349: ###############################################
1.182 matthew 6350:
6351: =pod
6352:
1.549 albertel 6353: =back
6354:
6355: =head1 User Information Routines
6356:
6357: =over 4
6358:
1.405 albertel 6359: =item * &get_users_function()
1.182 matthew 6360:
6361: Used by &bodytag to determine the current users primary role.
6362: Returns either 'student','coordinator','admin', or 'author'.
6363:
6364: =cut
6365:
6366: ###############################################
6367: sub get_users_function {
6368: my $function = 'student';
1.258 albertel 6369: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.182 matthew 6370: $function='coordinator';
6371: }
1.258 albertel 6372: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.182 matthew 6373: $function='admin';
6374: }
1.258 albertel 6375: if (($env{'request.role'}=~/^(au|ca)/) ||
1.182 matthew 6376: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
6377: $function='author';
6378: }
6379: return $function;
1.54 www 6380: }
1.99 www 6381:
6382: ###############################################
6383:
1.233 raeburn 6384: =pod
6385:
1.542 raeburn 6386: =item * &check_user_status()
1.274 raeburn 6387:
6388: Determines current status of supplied role for a
6389: specific user. Roles can be active, previous or future.
6390:
6391: Inputs:
6392: user's domain, user's username, course's domain,
1.375 raeburn 6393: course's number, optional section ID.
1.274 raeburn 6394:
6395: Outputs:
6396: role status: active, previous or future.
6397:
6398: =cut
6399:
6400: sub check_user_status {
1.412 raeburn 6401: my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
1.274 raeburn 6402: my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
6403: my @uroles = keys %userinfo;
6404: my $srchstr;
6405: my $active_chk = 'none';
1.412 raeburn 6406: my $now = time;
1.274 raeburn 6407: if (@uroles > 0) {
1.412 raeburn 6408: if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
1.274 raeburn 6409: $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
6410: } else {
1.412 raeburn 6411: $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
6412: }
6413: if (grep/^\Q$srchstr\E$/,@uroles) {
1.274 raeburn 6414: my $role_end = 0;
6415: my $role_start = 0;
6416: $active_chk = 'active';
1.412 raeburn 6417: if ($userinfo{$srchstr} =~ m/^\Q$role\E_(\d+)/) {
6418: $role_end = $1;
6419: if ($userinfo{$srchstr} =~ m/^\Q$role\E_\Q$role_end\E_(\d+)$/) {
6420: $role_start = $1;
1.274 raeburn 6421: }
6422: }
6423: if ($role_start > 0) {
1.412 raeburn 6424: if ($now < $role_start) {
1.274 raeburn 6425: $active_chk = 'future';
6426: }
6427: }
6428: if ($role_end > 0) {
1.412 raeburn 6429: if ($now > $role_end) {
1.274 raeburn 6430: $active_chk = 'previous';
6431: }
6432: }
6433: }
6434: }
6435: return $active_chk;
6436: }
6437:
6438: ###############################################
6439:
6440: =pod
6441:
1.405 albertel 6442: =item * &get_sections()
1.233 raeburn 6443:
6444: Determines all the sections for a course including
6445: sections with students and sections containing other roles.
1.419 raeburn 6446: Incoming parameters:
6447:
6448: 1. domain
6449: 2. course number
6450: 3. reference to array containing roles for which sections should
6451: be gathered (optional).
6452: 4. reference to array containing status types for which sections
6453: should be gathered (optional).
6454:
6455: If the third argument is undefined, sections are gathered for any role.
6456: If the fourth argument is undefined, sections are gathered for any status.
6457: Permissible values are 'active' or 'future' or 'previous'.
1.233 raeburn 6458:
1.374 raeburn 6459: Returns section hash (keys are section IDs, values are
6460: number of users in each section), subject to the
1.419 raeburn 6461: optional roles filter, optional status filter
1.233 raeburn 6462:
6463: =cut
6464:
6465: ###############################################
6466: sub get_sections {
1.419 raeburn 6467: my ($cdom,$cnum,$possible_roles,$possible_status) = @_;
1.366 albertel 6468: if (!defined($cdom) || !defined($cnum)) {
6469: my $cid = $env{'request.course.id'};
6470:
6471: return if (!defined($cid));
6472:
6473: $cdom = $env{'course.'.$cid.'.domain'};
6474: $cnum = $env{'course.'.$cid.'.num'};
6475: }
6476:
6477: my %sectioncount;
1.419 raeburn 6478: my $now = time;
1.240 albertel 6479:
1.366 albertel 6480: if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
1.276 albertel 6481: my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.240 albertel 6482: my $sec_index = &Apache::loncoursedata::CL_SECTION();
6483: my $status_index = &Apache::loncoursedata::CL_STATUS();
1.419 raeburn 6484: my $start_index = &Apache::loncoursedata::CL_START();
6485: my $end_index = &Apache::loncoursedata::CL_END();
6486: my $status;
1.366 albertel 6487: while (my ($student,$data) = each(%$classlist)) {
1.419 raeburn 6488: my ($section,$stu_status,$start,$end) = ($data->[$sec_index],
6489: $data->[$status_index],
6490: $data->[$start_index],
6491: $data->[$end_index]);
6492: if ($stu_status eq 'Active') {
6493: $status = 'active';
6494: } elsif ($end < $now) {
6495: $status = 'previous';
6496: } elsif ($start > $now) {
6497: $status = 'future';
6498: }
6499: if ($section ne '-1' && $section !~ /^\s*$/) {
6500: if ((!defined($possible_status)) || (($status ne '') &&
6501: (grep/^\Q$status\E$/,@{$possible_status}))) {
6502: $sectioncount{$section}++;
6503: }
1.240 albertel 6504: }
6505: }
6506: }
6507: my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6508: foreach my $user (sort(keys(%courseroles))) {
6509: if ($user !~ /^(\w{2})/) { next; }
6510: my ($role) = ($user =~ /^(\w{2})/);
6511: if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
1.419 raeburn 6512: my ($section,$status);
1.240 albertel 6513: if ($role eq 'cr' &&
6514: $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
6515: $section=$1;
6516: }
6517: if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
6518: if (!defined($section) || $section eq '-1') { next; }
1.419 raeburn 6519: my ($end,$start) = ($courseroles{$user} =~ /^([^:]*):([^:]*)$/);
6520: if ($end == -1 && $start == -1) {
6521: next; #deleted role
6522: }
6523: if (!defined($possible_status)) {
6524: $sectioncount{$section}++;
6525: } else {
6526: if ((!$end || $end >= $now) && (!$start || $start <= $now)) {
6527: $status = 'active';
6528: } elsif ($end < $now) {
6529: $status = 'future';
6530: } elsif ($start > $now) {
6531: $status = 'previous';
6532: }
6533: if (($status ne '') && (grep/^\Q$status\E$/,@{$possible_status})) {
6534: $sectioncount{$section}++;
6535: }
6536: }
1.233 raeburn 6537: }
1.366 albertel 6538: return %sectioncount;
1.233 raeburn 6539: }
6540:
1.274 raeburn 6541: ###############################################
1.294 raeburn 6542:
6543: =pod
1.405 albertel 6544:
6545: =item * &get_course_users()
6546:
1.275 raeburn 6547: Retrieves usernames:domains for users in the specified course
6548: with specific role(s), and access status.
6549:
6550: Incoming parameters:
1.277 albertel 6551: 1. course domain
6552: 2. course number
6553: 3. access status: users must have - either active,
1.275 raeburn 6554: previous, future, or all.
1.277 albertel 6555: 4. reference to array of permissible roles
1.288 raeburn 6556: 5. reference to array of section restrictions (optional)
6557: 6. reference to results object (hash of hashes).
6558: 7. reference to optional userdata hash
1.609 raeburn 6559: 8. reference to optional statushash
1.630 raeburn 6560: 9. flag if privileged users (except those set to unhide in
6561: course settings) should be excluded
1.609 raeburn 6562: Keys of top level results hash are roles.
1.275 raeburn 6563: Keys of inner hashes are username:domain, with
6564: values set to access type.
1.288 raeburn 6565: Optional userdata hash returns an array with arguments in the
6566: same order as loncoursedata::get_classlist() for student data.
6567:
1.609 raeburn 6568: Optional statushash returns
6569:
1.288 raeburn 6570: Entries for end, start, section and status are blank because
6571: of the possibility of multiple values for non-student roles.
6572:
1.275 raeburn 6573: =cut
1.405 albertel 6574:
1.275 raeburn 6575: ###############################################
1.405 albertel 6576:
1.275 raeburn 6577: sub get_course_users {
1.630 raeburn 6578: my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata,$statushash,$hidepriv) = @_;
1.288 raeburn 6579: my %idx = ();
1.419 raeburn 6580: my %seclists;
1.288 raeburn 6581:
6582: $idx{udom} = &Apache::loncoursedata::CL_SDOM();
6583: $idx{uname} = &Apache::loncoursedata::CL_SNAME();
6584: $idx{end} = &Apache::loncoursedata::CL_END();
6585: $idx{start} = &Apache::loncoursedata::CL_START();
6586: $idx{id} = &Apache::loncoursedata::CL_ID();
6587: $idx{section} = &Apache::loncoursedata::CL_SECTION();
6588: $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
6589: $idx{status} = &Apache::loncoursedata::CL_STATUS();
6590:
1.290 albertel 6591: if (grep(/^st$/,@{$roles})) {
1.276 albertel 6592: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist($cdom,$cnum);
1.278 raeburn 6593: my $now = time;
1.277 albertel 6594: foreach my $student (keys(%{$classlist})) {
1.288 raeburn 6595: my $match = 0;
1.412 raeburn 6596: my $secmatch = 0;
1.419 raeburn 6597: my $section = $$classlist{$student}[$idx{section}];
1.609 raeburn 6598: my $status = $$classlist{$student}[$idx{status}];
1.419 raeburn 6599: if ($section eq '') {
6600: $section = 'none';
6601: }
1.291 albertel 6602: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6603: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6604: $secmatch = 1;
6605: } elsif ($$classlist{$student}[$idx{section}] eq '') {
1.420 albertel 6606: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6607: $secmatch = 1;
6608: }
6609: } else {
1.419 raeburn 6610: if (grep(/^\Q$section\E$/,@{$sections})) {
1.412 raeburn 6611: $secmatch = 1;
6612: }
1.290 albertel 6613: }
1.412 raeburn 6614: if (!$secmatch) {
6615: next;
6616: }
1.419 raeburn 6617: }
1.275 raeburn 6618: if (defined($$types{'active'})) {
1.288 raeburn 6619: if ($$classlist{$student}[$idx{status}] eq 'Active') {
1.275 raeburn 6620: push(@{$$users{st}{$student}},'active');
1.288 raeburn 6621: $match = 1;
1.275 raeburn 6622: }
6623: }
6624: if (defined($$types{'previous'})) {
1.609 raeburn 6625: if ($$classlist{$student}[$idx{status}] eq 'Expired') {
1.275 raeburn 6626: push(@{$$users{st}{$student}},'previous');
1.288 raeburn 6627: $match = 1;
1.275 raeburn 6628: }
6629: }
6630: if (defined($$types{'future'})) {
1.609 raeburn 6631: if ($$classlist{$student}[$idx{status}] eq 'Future') {
1.275 raeburn 6632: push(@{$$users{st}{$student}},'future');
1.288 raeburn 6633: $match = 1;
1.275 raeburn 6634: }
6635: }
1.609 raeburn 6636: if ($match) {
6637: push(@{$seclists{$student}},$section);
6638: if (ref($userdata) eq 'HASH') {
6639: $$userdata{$student} = $$classlist{$student};
6640: }
6641: if (ref($statushash) eq 'HASH') {
6642: $statushash->{$student}{'st'}{$section} = $status;
6643: }
1.288 raeburn 6644: }
1.275 raeburn 6645: }
6646: }
1.412 raeburn 6647: if ((@{$roles} > 1) || ((@{$roles} == 1) && ($$roles[0] ne "st"))) {
1.439 raeburn 6648: my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6649: my $now = time;
1.609 raeburn 6650: my %displaystatus = ( previous => 'Expired',
6651: active => 'Active',
6652: future => 'Future',
6653: );
1.630 raeburn 6654: my %nothide;
6655: if ($hidepriv) {
6656: my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
6657: foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
6658: if ($user !~ /:/) {
6659: $nothide{join(':',split(/[\@]/,$user))}=1;
6660: } else {
6661: $nothide{$user} = 1;
6662: }
6663: }
6664: }
1.439 raeburn 6665: foreach my $person (sort(keys(%coursepersonnel))) {
1.288 raeburn 6666: my $match = 0;
1.412 raeburn 6667: my $secmatch = 0;
1.439 raeburn 6668: my $status;
1.412 raeburn 6669: my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
1.275 raeburn 6670: $user =~ s/:$//;
1.439 raeburn 6671: my ($end,$start) = split(/:/,$coursepersonnel{$person});
6672: if ($end == -1 || $start == -1) {
6673: next;
6674: }
6675: if (($role) && ((grep(/^\Q$role\E$/,@{$roles})) ||
6676: (grep(/^cr$/,@{$roles}) && $role =~ /^cr\//))) {
1.412 raeburn 6677: my ($uname,$udom) = split(/:/,$user);
6678: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6679: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6680: $secmatch = 1;
6681: } elsif ($usec eq '') {
1.420 albertel 6682: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6683: $secmatch = 1;
6684: }
6685: } else {
6686: if (grep(/^\Q$usec\E$/,@{$sections})) {
6687: $secmatch = 1;
6688: }
6689: }
6690: if (!$secmatch) {
6691: next;
6692: }
1.288 raeburn 6693: }
1.419 raeburn 6694: if ($usec eq '') {
6695: $usec = 'none';
6696: }
1.275 raeburn 6697: if ($uname ne '' && $udom ne '') {
1.630 raeburn 6698: if ($hidepriv) {
6699: if ((&Apache::lonnet::privileged($uname,$udom)) &&
6700: (!$nothide{$uname.':'.$udom})) {
6701: next;
6702: }
6703: }
1.503 raeburn 6704: if ($end > 0 && $end < $now) {
1.439 raeburn 6705: $status = 'previous';
6706: } elsif ($start > $now) {
6707: $status = 'future';
6708: } else {
6709: $status = 'active';
6710: }
1.277 albertel 6711: foreach my $type (keys(%{$types})) {
1.275 raeburn 6712: if ($status eq $type) {
1.420 albertel 6713: if (!grep(/^\Q$type\E$/,@{$$users{$role}{$user}})) {
1.419 raeburn 6714: push(@{$$users{$role}{$user}},$type);
6715: }
1.288 raeburn 6716: $match = 1;
6717: }
6718: }
1.419 raeburn 6719: if (($match) && (ref($userdata) eq 'HASH')) {
6720: if (!exists($$userdata{$uname.':'.$udom})) {
6721: &get_user_info($udom,$uname,\%idx,$userdata);
6722: }
1.420 albertel 6723: if (!grep(/^\Q$usec\E$/,@{$seclists{$uname.':'.$udom}})) {
1.419 raeburn 6724: push(@{$seclists{$uname.':'.$udom}},$usec);
6725: }
1.609 raeburn 6726: if (ref($statushash) eq 'HASH') {
6727: $statushash->{$uname.':'.$udom}{$role}{$usec} = $displaystatus{$status};
6728: }
1.275 raeburn 6729: }
6730: }
6731: }
6732: }
1.290 albertel 6733: if (grep(/^ow$/,@{$roles})) {
1.279 raeburn 6734: if ((defined($cdom)) && (defined($cnum))) {
6735: my %csettings = &Apache::lonnet::get('environment',['internal.courseowner'],$cdom,$cnum);
6736: if ( defined($csettings{'internal.courseowner'}) ) {
6737: my $owner = $csettings{'internal.courseowner'};
1.609 raeburn 6738: next if ($owner eq '');
6739: my ($ownername,$ownerdom);
6740: if ($owner =~ /^([^:]+):([^:]+)$/) {
6741: $ownername = $1;
6742: $ownerdom = $2;
6743: } else {
6744: $ownername = $owner;
6745: $ownerdom = $cdom;
6746: $owner = $ownername.':'.$ownerdom;
1.439 raeburn 6747: }
6748: @{$$users{'ow'}{$owner}} = 'any';
1.290 albertel 6749: if (defined($userdata) &&
1.609 raeburn 6750: !exists($$userdata{$owner})) {
6751: &get_user_info($ownerdom,$ownername,\%idx,$userdata);
6752: if (!grep(/^none$/,@{$seclists{$owner}})) {
6753: push(@{$seclists{$owner}},'none');
6754: }
6755: if (ref($statushash) eq 'HASH') {
6756: $statushash->{$owner}{'ow'}{'none'} = 'Any';
1.419 raeburn 6757: }
1.290 albertel 6758: }
1.279 raeburn 6759: }
6760: }
6761: }
1.419 raeburn 6762: foreach my $user (keys(%seclists)) {
6763: @{$seclists{$user}} = (sort {$a <=> $b} @{$seclists{$user}});
6764: $$userdata{$user}[$idx{section}] = join(',',@{$seclists{$user}});
6765: }
1.275 raeburn 6766: }
6767: return;
6768: }
6769:
1.288 raeburn 6770: sub get_user_info {
6771: my ($udom,$uname,$idx,$userdata) = @_;
1.289 albertel 6772: $$userdata{$uname.':'.$udom}[$$idx{fullname}] =
6773: &plainname($uname,$udom,'lastname');
1.291 albertel 6774: $$userdata{$uname.':'.$udom}[$$idx{uname}] = $uname;
1.297 raeburn 6775: $$userdata{$uname.':'.$udom}[$$idx{udom}] = $udom;
1.609 raeburn 6776: my %idhash = &Apache::lonnet::idrget($udom,($uname));
6777: $$userdata{$uname.':'.$udom}[$$idx{id}] = $idhash{$uname};
1.288 raeburn 6778: return;
6779: }
1.275 raeburn 6780:
1.472 raeburn 6781: ###############################################
6782:
6783: =pod
6784:
6785: =item * &get_user_quota()
6786:
6787: Retrieves quota assigned for storage of portfolio files for a user
6788:
6789: Incoming parameters:
6790: 1. user's username
6791: 2. user's domain
6792:
6793: Returns:
1.536 raeburn 6794: 1. Disk quota (in Mb) assigned to student.
6795: 2. (Optional) Type of setting: custom or default
6796: (individually assigned or default for user's
6797: institutional status).
6798: 3. (Optional) - User's institutional status (e.g., faculty, staff
6799: or student - types as defined in localenroll::inst_usertypes
6800: for user's domain, which determines default quota for user.
6801: 4. (Optional) - Default quota which would apply to the user.
1.472 raeburn 6802:
6803: If a value has been stored in the user's environment,
1.536 raeburn 6804: it will return that, otherwise it returns the maximal default
6805: defined for the user's instituional status(es) in the domain.
1.472 raeburn 6806:
6807: =cut
6808:
6809: ###############################################
6810:
6811:
6812: sub get_user_quota {
6813: my ($uname,$udom) = @_;
1.536 raeburn 6814: my ($quota,$quotatype,$settingstatus,$defquota);
1.472 raeburn 6815: if (!defined($udom)) {
6816: $udom = $env{'user.domain'};
6817: }
6818: if (!defined($uname)) {
6819: $uname = $env{'user.name'};
6820: }
6821: if (($udom eq '' || $uname eq '') ||
6822: ($udom eq 'public') && ($uname eq 'public')) {
6823: $quota = 0;
1.536 raeburn 6824: $quotatype = 'default';
6825: $defquota = 0;
1.472 raeburn 6826: } else {
1.536 raeburn 6827: my $inststatus;
1.472 raeburn 6828: if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
6829: $quota = $env{'environment.portfolioquota'};
1.536 raeburn 6830: $inststatus = $env{'environment.inststatus'};
1.472 raeburn 6831: } else {
1.536 raeburn 6832: my %userenv =
6833: &Apache::lonnet::get('environment',['portfolioquota',
6834: 'inststatus'],$udom,$uname);
1.472 raeburn 6835: my ($tmp) = keys(%userenv);
6836: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
6837: $quota = $userenv{'portfolioquota'};
1.536 raeburn 6838: $inststatus = $userenv{'inststatus'};
1.472 raeburn 6839: } else {
6840: undef(%userenv);
6841: }
6842: }
1.536 raeburn 6843: ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
1.472 raeburn 6844: if ($quota eq '') {
1.536 raeburn 6845: $quota = $defquota;
6846: $quotatype = 'default';
6847: } else {
6848: $quotatype = 'custom';
1.472 raeburn 6849: }
6850: }
1.536 raeburn 6851: if (wantarray) {
6852: return ($quota,$quotatype,$settingstatus,$defquota);
6853: } else {
6854: return $quota;
6855: }
1.472 raeburn 6856: }
6857:
6858: ###############################################
6859:
6860: =pod
6861:
6862: =item * &default_quota()
6863:
1.536 raeburn 6864: Retrieves default quota assigned for storage of user portfolio files,
6865: given an (optional) user's institutional status.
1.472 raeburn 6866:
6867: Incoming parameters:
6868: 1. domain
1.536 raeburn 6869: 2. (Optional) institutional status(es). This is a : separated list of
6870: status types (e.g., faculty, staff, student etc.)
6871: which apply to the user for whom the default is being retrieved.
6872: If the institutional status string in undefined, the domain
6873: default quota will be returned.
1.472 raeburn 6874:
6875: Returns:
6876: 1. Default disk quota (in Mb) for user portfolios in the domain.
1.536 raeburn 6877: 2. (Optional) institutional type which determined the value of the
6878: default quota.
1.472 raeburn 6879:
6880: If a value has been stored in the domain's configuration db,
6881: it will return that, otherwise it returns 20 (for backwards
6882: compatibility with domains which have not set up a configuration
6883: db file; the original statically defined portfolio quota was 20 Mb).
6884:
1.536 raeburn 6885: If the user's status includes multiple types (e.g., staff and student),
6886: the largest default quota which applies to the user determines the
6887: default quota returned.
6888:
1.472 raeburn 6889: =cut
6890:
6891: ###############################################
6892:
6893:
6894: sub default_quota {
1.536 raeburn 6895: my ($udom,$inststatus) = @_;
6896: my ($defquota,$settingstatus);
6897: my %quotahash = &Apache::lonnet::get_dom('configuration',
1.622 raeburn 6898: ['quotas'],$udom);
6899: if (ref($quotahash{'quotas'}) eq 'HASH') {
1.536 raeburn 6900: if ($inststatus ne '') {
6901: my @statuses = split(/:/,$inststatus);
6902: foreach my $item (@statuses) {
1.711 raeburn 6903: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6904: if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
6905: if ($defquota eq '') {
6906: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6907: $settingstatus = $item;
6908: } elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
6909: $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
6910: $settingstatus = $item;
6911: }
6912: }
6913: } else {
6914: if ($quotahash{'quotas'}{$item} ne '') {
6915: if ($defquota eq '') {
6916: $defquota = $quotahash{'quotas'}{$item};
6917: $settingstatus = $item;
6918: } elsif ($quotahash{'quotas'}{$item} > $defquota) {
6919: $defquota = $quotahash{'quotas'}{$item};
6920: $settingstatus = $item;
6921: }
1.536 raeburn 6922: }
6923: }
6924: }
6925: }
6926: if ($defquota eq '') {
1.711 raeburn 6927: if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
6928: $defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
6929: } else {
6930: $defquota = $quotahash{'quotas'}{'default'};
6931: }
1.536 raeburn 6932: $settingstatus = 'default';
6933: }
6934: } else {
6935: $settingstatus = 'default';
6936: $defquota = 20;
6937: }
6938: if (wantarray) {
6939: return ($defquota,$settingstatus);
1.472 raeburn 6940: } else {
1.536 raeburn 6941: return $defquota;
1.472 raeburn 6942: }
6943: }
6944:
1.384 raeburn 6945: sub get_secgrprole_info {
6946: my ($cdom,$cnum,$needroles,$type) = @_;
6947: my %sections_count = &get_sections($cdom,$cnum);
6948: my @sections = (sort {$a <=> $b} keys(%sections_count));
6949: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
6950: my @groups = sort(keys(%curr_groups));
6951: my $allroles = [];
6952: my $rolehash;
6953: my $accesshash = {
6954: active => 'Currently has access',
6955: future => 'Will have future access',
6956: previous => 'Previously had access',
6957: };
6958: if ($needroles) {
6959: $rolehash = {'all' => 'all'};
1.385 albertel 6960: my %user_roles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6961: if (&Apache::lonnet::error(%user_roles)) {
6962: undef(%user_roles);
6963: }
6964: foreach my $item (keys(%user_roles)) {
1.384 raeburn 6965: my ($role)=split(/\:/,$item,2);
6966: if ($role eq 'cr') { next; }
6967: if ($role =~ /^cr/) {
6968: $$rolehash{$role} = (split('/',$role))[3];
6969: } else {
6970: $$rolehash{$role} = &Apache::lonnet::plaintext($role,$type);
6971: }
6972: }
6973: foreach my $key (sort(keys(%{$rolehash}))) {
6974: push(@{$allroles},$key);
6975: }
6976: push (@{$allroles},'st');
6977: $$rolehash{'st'} = &Apache::lonnet::plaintext('st',$type);
6978: }
6979: return (\@sections,\@groups,$allroles,$rolehash,$accesshash);
6980: }
6981:
1.555 raeburn 6982: sub user_picker {
1.627 raeburn 6983: my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
1.555 raeburn 6984: my $currdom = $dom;
6985: my %curr_selected = (
6986: srchin => 'dom',
1.580 raeburn 6987: srchby => 'lastname',
1.555 raeburn 6988: );
6989: my $srchterm;
1.625 raeburn 6990: if ((ref($srch) eq 'HASH') && ($env{'form.origform'} ne 'crtusername')) {
1.555 raeburn 6991: if ($srch->{'srchby'} ne '') {
6992: $curr_selected{'srchby'} = $srch->{'srchby'};
6993: }
6994: if ($srch->{'srchin'} ne '') {
6995: $curr_selected{'srchin'} = $srch->{'srchin'};
6996: }
6997: if ($srch->{'srchtype'} ne '') {
6998: $curr_selected{'srchtype'} = $srch->{'srchtype'};
6999: }
7000: if ($srch->{'srchdomain'} ne '') {
7001: $currdom = $srch->{'srchdomain'};
7002: }
7003: $srchterm = $srch->{'srchterm'};
7004: }
7005: my %lt=&Apache::lonlocal::texthash(
1.573 raeburn 7006: 'usr' => 'Search criteria',
1.563 raeburn 7007: 'doma' => 'Domain/institution to search',
1.558 albertel 7008: 'uname' => 'username',
7009: 'lastname' => 'last name',
1.555 raeburn 7010: 'lastfirst' => 'last name, first name',
1.558 albertel 7011: 'crs' => 'in this course',
1.576 raeburn 7012: 'dom' => 'in selected LON-CAPA domain',
1.558 albertel 7013: 'alc' => 'all LON-CAPA',
1.573 raeburn 7014: 'instd' => 'in institutional directory for selected domain',
1.558 albertel 7015: 'exact' => 'is',
7016: 'contains' => 'contains',
1.569 raeburn 7017: 'begins' => 'begins with',
1.571 raeburn 7018: 'youm' => "You must include some text to search for.",
7019: 'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
7020: 'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
7021: 'yomc' => "You must choose a domain when using an institutional directory search.",
7022: 'ymcd' => "You must choose a domain when using a domain search.",
7023: 'whus' => "When using searching by last,first you must include a comma as separator between last name and first name.",
7024: 'whse' => "When searching by last,first you must include at least one character in the first name.",
7025: 'thfo' => "The following need to be corrected before the search can be run:",
1.555 raeburn 7026: );
1.563 raeburn 7027: my $domform = &select_dom_form($currdom,'srchdomain',1,1);
7028: my $srchinsel = ' <select name="srchin">';
1.555 raeburn 7029:
7030: my @srchins = ('crs','dom','alc','instd');
7031:
7032: foreach my $option (@srchins) {
7033: # FIXME 'alc' option unavailable until
7034: # loncreateuser::print_user_query_page()
7035: # has been completed.
7036: next if ($option eq 'alc');
7037: next if ($option eq 'crs' && !$env{'request.course.id'});
1.563 raeburn 7038: if ($curr_selected{'srchin'} eq $option) {
7039: $srchinsel .= '
7040: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7041: } else {
7042: $srchinsel .= '
7043: <option value="'.$option.'">'.$lt{$option}.'</option>';
7044: }
1.555 raeburn 7045: }
1.563 raeburn 7046: $srchinsel .= "\n </select>\n";
1.555 raeburn 7047:
7048: my $srchbysel = ' <select name="srchby">';
1.580 raeburn 7049: foreach my $option ('lastname','lastfirst','uname') {
1.555 raeburn 7050: if ($curr_selected{'srchby'} eq $option) {
7051: $srchbysel .= '
7052: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7053: } else {
7054: $srchbysel .= '
7055: <option value="'.$option.'">'.$lt{$option}.'</option>';
7056: }
7057: }
7058: $srchbysel .= "\n </select>\n";
7059:
7060: my $srchtypesel = ' <select name="srchtype">';
1.580 raeburn 7061: foreach my $option ('begins','contains','exact') {
1.555 raeburn 7062: if ($curr_selected{'srchtype'} eq $option) {
7063: $srchtypesel .= '
7064: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
7065: } else {
7066: $srchtypesel .= '
7067: <option value="'.$option.'">'.$lt{$option}.'</option>';
7068: }
7069: }
7070: $srchtypesel .= "\n </select>\n";
7071:
1.558 albertel 7072: my ($newuserscript,$new_user_create);
1.556 raeburn 7073:
7074: if ($forcenewuser) {
1.576 raeburn 7075: if (ref($srch) eq 'HASH') {
7076: if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
1.627 raeburn 7077: if ($cancreate) {
7078: $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>';
7079: } else {
7080: my $helplink = ' href="javascript:helpMenu('."'display'".')"';
7081: my %usertypetext = (
7082: official => 'institutional',
7083: unofficial => 'non-institutional',
7084: );
7085: $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 />';
7086: }
1.576 raeburn 7087: }
7088: }
7089:
1.556 raeburn 7090: $newuserscript = <<"ENDSCRIPT";
7091:
1.570 raeburn 7092: function setSearch(createnew,callingForm) {
1.556 raeburn 7093: if (createnew == 1) {
1.570 raeburn 7094: for (var i=0; i<callingForm.srchby.length; i++) {
7095: if (callingForm.srchby.options[i].value == 'uname') {
7096: callingForm.srchby.selectedIndex = i;
1.556 raeburn 7097: }
7098: }
1.570 raeburn 7099: for (var i=0; i<callingForm.srchin.length; i++) {
7100: if ( callingForm.srchin.options[i].value == 'dom') {
7101: callingForm.srchin.selectedIndex = i;
1.556 raeburn 7102: }
7103: }
1.570 raeburn 7104: for (var i=0; i<callingForm.srchtype.length; i++) {
7105: if (callingForm.srchtype.options[i].value == 'exact') {
7106: callingForm.srchtype.selectedIndex = i;
1.556 raeburn 7107: }
7108: }
1.570 raeburn 7109: for (var i=0; i<callingForm.srchdomain.length; i++) {
7110: if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
7111: callingForm.srchdomain.selectedIndex = i;
1.556 raeburn 7112: }
7113: }
7114: }
7115: }
7116: ENDSCRIPT
1.558 albertel 7117:
1.556 raeburn 7118: }
7119:
1.555 raeburn 7120: my $output = <<"END_BLOCK";
1.556 raeburn 7121: <script type="text/javascript">
1.570 raeburn 7122: function validateEntry(callingForm) {
1.558 albertel 7123:
1.556 raeburn 7124: var checkok = 1;
1.558 albertel 7125: var srchin;
1.570 raeburn 7126: for (var i=0; i<callingForm.srchin.length; i++) {
7127: if ( callingForm.srchin[i].checked ) {
7128: srchin = callingForm.srchin[i].value;
1.558 albertel 7129: }
7130: }
7131:
1.570 raeburn 7132: var srchtype = callingForm.srchtype.options[callingForm.srchtype.selectedIndex].value;
7133: var srchby = callingForm.srchby.options[callingForm.srchby.selectedIndex].value;
7134: var srchdomain = callingForm.srchdomain.options[callingForm.srchdomain.selectedIndex].value;
7135: var srchterm = callingForm.srchterm.value;
7136: var srchin = callingForm.srchin.options[callingForm.srchin.selectedIndex].value;
1.556 raeburn 7137: var msg = "";
7138:
7139: if (srchterm == "") {
7140: checkok = 0;
1.571 raeburn 7141: msg += "$lt{'youm'}\\n";
1.556 raeburn 7142: }
7143:
1.569 raeburn 7144: if (srchtype== 'begins') {
7145: if (srchterm.length < 2) {
7146: checkok = 0;
1.571 raeburn 7147: msg += "$lt{'thte'}\\n";
1.569 raeburn 7148: }
7149: }
7150:
1.556 raeburn 7151: if (srchtype== 'contains') {
7152: if (srchterm.length < 3) {
7153: checkok = 0;
1.571 raeburn 7154: msg += "$lt{'thet'}\\n";
1.556 raeburn 7155: }
7156: }
7157: if (srchin == 'instd') {
7158: if (srchdomain == '') {
7159: checkok = 0;
1.571 raeburn 7160: msg += "$lt{'yomc'}\\n";
1.556 raeburn 7161: }
7162: }
7163: if (srchin == 'dom') {
7164: if (srchdomain == '') {
7165: checkok = 0;
1.571 raeburn 7166: msg += "$lt{'ymcd'}\\n";
1.556 raeburn 7167: }
7168: }
7169: if (srchby == 'lastfirst') {
7170: if (srchterm.indexOf(",") == -1) {
7171: checkok = 0;
1.571 raeburn 7172: msg += "$lt{'whus'}\\n";
1.556 raeburn 7173: }
7174: if (srchterm.indexOf(",") == srchterm.length -1) {
7175: checkok = 0;
1.571 raeburn 7176: msg += "$lt{'whse'}\\n";
1.556 raeburn 7177: }
7178: }
7179: if (checkok == 0) {
1.571 raeburn 7180: alert("$lt{'thfo'}\\n"+msg);
1.556 raeburn 7181: return;
7182: }
7183: if (checkok == 1) {
1.570 raeburn 7184: callingForm.submit();
1.556 raeburn 7185: }
7186: }
7187:
7188: $newuserscript
7189:
7190: </script>
1.558 albertel 7191:
7192: $new_user_create
7193:
1.555 raeburn 7194: <table>
1.558 albertel 7195: <tr>
1.573 raeburn 7196: <td>$lt{'doma'}:</td>
7197: <td>$domform</td>
7198: </td>
7199: </tr>
7200: <tr>
7201: <td>$lt{'usr'}:</td>
1.563 raeburn 7202: <td>$srchbysel
7203: $srchtypesel
7204: <input type="text" size="15" name="srchterm" value="$srchterm" />
1.564 albertel 7205: $srchinsel
1.563 raeburn 7206: </td>
7207: </tr>
1.555 raeburn 7208: </table>
7209: <br />
7210: END_BLOCK
1.558 albertel 7211:
1.555 raeburn 7212: return $output;
7213: }
7214:
1.612 raeburn 7215: sub user_rule_check {
1.615 raeburn 7216: my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;
1.612 raeburn 7217: my $response;
7218: if (ref($usershash) eq 'HASH') {
7219: foreach my $user (keys(%{$usershash})) {
7220: my ($uname,$udom) = split(/:/,$user);
7221: next if ($udom eq '' || $uname eq '');
1.615 raeburn 7222: my ($id,$newuser);
1.612 raeburn 7223: if (ref($usershash->{$user}) eq 'HASH') {
1.615 raeburn 7224: $newuser = $usershash->{$user}->{'newuser'};
1.612 raeburn 7225: $id = $usershash->{$user}->{'id'};
7226: }
7227: my $inst_response;
7228: if (ref($checks) eq 'HASH') {
7229: if (defined($checks->{'username'})) {
1.615 raeburn 7230: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7231: &Apache::lonnet::get_instuser($udom,$uname);
7232: } elsif (defined($checks->{'id'})) {
1.615 raeburn 7233: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 7234: &Apache::lonnet::get_instuser($udom,undef,$id);
7235: }
1.615 raeburn 7236: } else {
7237: ($inst_response,%{$inst_results->{$user}}) =
7238: &Apache::lonnet::get_instuser($udom,$uname);
7239: return;
1.612 raeburn 7240: }
1.615 raeburn 7241: if (!$got_rules->{$udom}) {
1.612 raeburn 7242: my %domconfig = &Apache::lonnet::get_dom('configuration',
7243: ['usercreation'],$udom);
7244: if (ref($domconfig{'usercreation'}) eq 'HASH') {
1.615 raeburn 7245: foreach my $item ('username','id') {
1.612 raeburn 7246: if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
7247: $$curr_rules{$udom}{$item} =
7248: $domconfig{'usercreation'}{$item.'_rule'};
1.585 raeburn 7249: }
7250: }
7251: }
1.615 raeburn 7252: $got_rules->{$udom} = 1;
1.585 raeburn 7253: }
1.612 raeburn 7254: foreach my $item (keys(%{$checks})) {
7255: if (ref($$curr_rules{$udom}) eq 'HASH') {
7256: if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {
7257: if (@{$$curr_rules{$udom}{$item}} > 0) {
7258: my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,$$curr_rules{$udom}{$item});
7259: foreach my $rule (@{$$curr_rules{$udom}{$item}}) {
7260: if ($rule_check{$rule}) {
7261: $$rulematch{$user}{$item} = $rule;
7262: if ($inst_response eq 'ok') {
1.615 raeburn 7263: if (ref($inst_results) eq 'HASH') {
7264: if (ref($inst_results->{$user}) eq 'HASH') {
7265: if (keys(%{$inst_results->{$user}}) == 0) {
7266: $$alerts{$item}{$udom}{$uname} = 1;
7267: }
1.612 raeburn 7268: }
7269: }
1.615 raeburn 7270: }
7271: last;
1.585 raeburn 7272: }
7273: }
7274: }
7275: }
7276: }
7277: }
7278: }
7279: }
1.612 raeburn 7280: return;
7281: }
7282:
7283: sub user_rule_formats {
7284: my ($domain,$domdesc,$curr_rules,$check) = @_;
7285: my %text = (
7286: 'username' => 'Usernames',
7287: 'id' => 'IDs',
7288: );
7289: my $output;
7290: my ($rules,$ruleorder) = &Apache::lonnet::inst_userrules($domain,$check);
7291: if ((ref($rules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
7292: if (@{$ruleorder} > 0) {
7293: $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>';
7294: foreach my $rule (@{$ruleorder}) {
7295: if (ref($curr_rules) eq 'ARRAY') {
7296: if (grep(/^\Q$rule\E$/,@{$curr_rules})) {
7297: if (ref($rules->{$rule}) eq 'HASH') {
7298: $output .= '<li>'.$rules->{$rule}{'name'}.': '.
7299: $rules->{$rule}{'desc'}.'</li>';
7300: }
7301: }
7302: }
7303: }
7304: $output .= '</ul>';
7305: }
7306: }
7307: return $output;
7308: }
7309:
7310: sub instrule_disallow_msg {
1.615 raeburn 7311: my ($checkitem,$domdesc,$count,$mode) = @_;
1.612 raeburn 7312: my $response;
7313: my %text = (
7314: item => 'username',
7315: items => 'usernames',
7316: match => 'matches',
7317: do => 'does',
7318: action => 'a username',
7319: one => 'one',
7320: );
7321: if ($count > 1) {
7322: $text{'item'} = 'usernames';
7323: $text{'match'} ='match';
7324: $text{'do'} = 'do';
7325: $text{'action'} = 'usernames',
7326: $text{'one'} = 'ones';
7327: }
7328: if ($checkitem eq 'id') {
7329: $text{'items'} = 'IDs';
7330: $text{'item'} = 'ID';
7331: $text{'action'} = 'an ID';
1.615 raeburn 7332: if ($count > 1) {
7333: $text{'item'} = 'IDs';
7334: $text{'action'} = 'IDs';
7335: }
1.612 raeburn 7336: }
1.674 bisitz 7337: $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 7338: if ($mode eq 'upload') {
7339: if ($checkitem eq 'username') {
7340: $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'}.");
7341: } elsif ($checkitem eq 'id') {
1.674 bisitz 7342: $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 7343: }
1.669 raeburn 7344: } elsif ($mode eq 'selfcreate') {
7345: if ($checkitem eq 'id') {
7346: $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.");
7347: }
1.615 raeburn 7348: } else {
7349: if ($checkitem eq 'username') {
7350: $response .= &mt("You must choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
7351: } elsif ($checkitem eq 'id') {
7352: $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.");
7353: }
1.612 raeburn 7354: }
7355: return $response;
1.585 raeburn 7356: }
7357:
1.624 raeburn 7358: sub personal_data_fieldtitles {
7359: my %fieldtitles = &Apache::lonlocal::texthash (
7360: id => 'Student/Employee ID',
7361: permanentemail => 'E-mail address',
7362: lastname => 'Last Name',
7363: firstname => 'First Name',
7364: middlename => 'Middle Name',
7365: generation => 'Generation',
7366: gen => 'Generation',
7367: );
7368: return %fieldtitles;
7369: }
7370:
1.642 raeburn 7371: sub sorted_inst_types {
7372: my ($dom) = @_;
7373: my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
7374: my $othertitle = &mt('All users');
7375: if ($env{'request.course.id'}) {
1.668 raeburn 7376: $othertitle = &mt('Any users');
1.642 raeburn 7377: }
7378: my @types;
7379: if (ref($order) eq 'ARRAY') {
7380: @types = @{$order};
7381: }
7382: if (@types == 0) {
7383: if (ref($usertypes) eq 'HASH') {
7384: @types = sort(keys(%{$usertypes}));
7385: }
7386: }
7387: if (keys(%{$usertypes}) > 0) {
7388: $othertitle = &mt('Other users');
7389: }
7390: return ($othertitle,$usertypes,\@types);
7391: }
7392:
1.645 raeburn 7393: sub get_institutional_codes {
7394: my ($settings,$allcourses,$LC_code) = @_;
7395: # Get complete list of course sections to update
7396: my @currsections = ();
7397: my @currxlists = ();
7398: my $coursecode = $$settings{'internal.coursecode'};
7399:
7400: if ($$settings{'internal.sectionnums'} ne '') {
7401: @currsections = split(/,/,$$settings{'internal.sectionnums'});
7402: }
7403:
7404: if ($$settings{'internal.crosslistings'} ne '') {
7405: @currxlists = split(/,/,$$settings{'internal.crosslistings'});
7406: }
7407:
7408: if (@currxlists > 0) {
7409: foreach (@currxlists) {
7410: if (m/^([^:]+):(\w*)$/) {
7411: unless (grep/^$1$/,@{$allcourses}) {
7412: push @{$allcourses},$1;
7413: $$LC_code{$1} = $2;
7414: }
7415: }
7416: }
7417: }
7418:
7419: if (@currsections > 0) {
7420: foreach (@currsections) {
7421: if (m/^(\w+):(\w*)$/) {
7422: my $sec = $coursecode.$1;
7423: my $lc_sec = $2;
7424: unless (grep/^$sec$/,@{$allcourses}) {
7425: push @{$allcourses},$sec;
7426: $$LC_code{$sec} = $lc_sec;
7427: }
7428: }
7429: }
7430: }
7431: return;
7432: }
7433:
1.112 bowersj2 7434: =pod
7435:
1.549 albertel 7436: =back
7437:
7438: =head1 HTTP Helpers
7439:
7440: =over 4
7441:
1.648 raeburn 7442: =item * &get_unprocessed_cgi($query,$possible_names)
1.112 bowersj2 7443:
1.258 albertel 7444: Modify the %env hash to contain unprocessed CGI form parameters held in
1.112 bowersj2 7445: $query. The parameters listed in $possible_names (an array reference),
1.258 albertel 7446: will be set in $env{'form.name'} if they do not already exist.
1.112 bowersj2 7447:
7448: Typically called with $ENV{'QUERY_STRING'} as the first parameter.
7449: $possible_names is an ref to an array of form element names. As an example:
7450: get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']);
1.258 albertel 7451: will result in $env{'form.uname'} and $env{'form.udom'} being set.
1.112 bowersj2 7452:
7453: =cut
1.1 albertel 7454:
1.6 albertel 7455: sub get_unprocessed_cgi {
1.25 albertel 7456: my ($query,$possible_names)= @_;
1.26 matthew 7457: # $Apache::lonxml::debug=1;
1.356 albertel 7458: foreach my $pair (split(/&/,$query)) {
7459: my ($name, $value) = split(/=/,$pair);
1.369 www 7460: $name = &unescape($name);
1.25 albertel 7461: if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) {
7462: $value =~ tr/+/ /;
7463: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.258 albertel 7464: unless (defined($env{'form.'.$name})) { &add_to_env('form.'.$name,$value) };
1.25 albertel 7465: }
1.16 harris41 7466: }
1.6 albertel 7467: }
7468:
1.112 bowersj2 7469: =pod
7470:
1.648 raeburn 7471: =item * &cacheheader()
1.112 bowersj2 7472:
7473: returns cache-controlling header code
7474:
7475: =cut
7476:
1.7 albertel 7477: sub cacheheader {
1.258 albertel 7478: unless ($env{'request.method'} eq 'GET') { return ''; }
1.216 albertel 7479: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
7480: my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
1.7 albertel 7481: <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
7482: <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
1.216 albertel 7483: return $output;
1.7 albertel 7484: }
7485:
1.112 bowersj2 7486: =pod
7487:
1.648 raeburn 7488: =item * &no_cache($r)
1.112 bowersj2 7489:
7490: specifies header code to not have cache
7491:
7492: =cut
7493:
1.9 albertel 7494: sub no_cache {
1.216 albertel 7495: my ($r) = @_;
7496: if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
1.258 albertel 7497: $env{'request.method'} ne 'GET') { return ''; }
1.216 albertel 7498: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
7499: $r->no_cache(1);
7500: $r->header_out("Expires" => $date);
7501: $r->header_out("Pragma" => "no-cache");
1.123 www 7502: }
7503:
7504: sub content_type {
1.181 albertel 7505: my ($r,$type,$charset) = @_;
1.299 foxr 7506: if ($r) {
7507: # Note that printout.pl calls this with undef for $r.
7508: &no_cache($r);
7509: }
1.258 albertel 7510: if ($env{'browser.mathml'} && $type eq 'text/html') { $type='text/xml'; }
1.181 albertel 7511: unless ($charset) {
7512: $charset=&Apache::lonlocal::current_encoding;
7513: }
7514: if ($charset) { $type.='; charset='.$charset; }
7515: if ($r) {
7516: $r->content_type($type);
7517: } else {
7518: print("Content-type: $type\n\n");
7519: }
1.9 albertel 7520: }
1.25 albertel 7521:
1.112 bowersj2 7522: =pod
7523:
1.648 raeburn 7524: =item * &add_to_env($name,$value)
1.112 bowersj2 7525:
1.258 albertel 7526: adds $name to the %env hash with value
1.112 bowersj2 7527: $value, if $name already exists, the entry is converted to an array
7528: reference and $value is added to the array.
7529:
7530: =cut
7531:
1.25 albertel 7532: sub add_to_env {
7533: my ($name,$value)=@_;
1.258 albertel 7534: if (defined($env{$name})) {
7535: if (ref($env{$name})) {
1.25 albertel 7536: #already have multiple values
1.258 albertel 7537: push(@{ $env{$name} },$value);
1.25 albertel 7538: } else {
7539: #first time seeing multiple values, convert hash entry to an arrayref
1.258 albertel 7540: my $first=$env{$name};
7541: undef($env{$name});
7542: push(@{ $env{$name} },$first,$value);
1.25 albertel 7543: }
7544: } else {
1.258 albertel 7545: $env{$name}=$value;
1.25 albertel 7546: }
1.31 albertel 7547: }
1.149 albertel 7548:
7549: =pod
7550:
1.648 raeburn 7551: =item * &get_env_multiple($name)
1.149 albertel 7552:
1.258 albertel 7553: gets $name from the %env hash, it seemlessly handles the cases where multiple
1.149 albertel 7554: values may be defined and end up as an array ref.
7555:
7556: returns an array of values
7557:
7558: =cut
7559:
7560: sub get_env_multiple {
7561: my ($name) = @_;
7562: my @values;
1.258 albertel 7563: if (defined($env{$name})) {
1.149 albertel 7564: # exists is it an array
1.258 albertel 7565: if (ref($env{$name})) {
7566: @values=@{ $env{$name} };
1.149 albertel 7567: } else {
1.258 albertel 7568: $values[0]=$env{$name};
1.149 albertel 7569: }
7570: }
7571: return(@values);
7572: }
7573:
1.660 raeburn 7574: sub ask_for_embedded_content {
7575: my ($actionurl,$state,$allfiles,$codebase,$args)=@_;
7576: my $upload_output = '
7577: <form name="upload_embedded" action="'.$actionurl.'"
7578: method="post" enctype="multipart/form-data">';
7579: $upload_output .= $state;
1.661 raeburn 7580: $upload_output .= '<b>Upload embedded files</b>:<br />'.&start_data_table();
1.660 raeburn 7581:
7582: my $num = 0;
7583: foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%{$allfiles})) {
7584: $upload_output .= &start_data_table_row().
7585: '<td>'.$embed_file.'</td><td>';
7586: if ($args->{'ignore_remote_references'}
7587: && $embed_file =~ m{^\w+://}) {
7588: $upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
7589: } elsif ($args->{'error_on_invalid_names'}
7590: && $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
7591:
7592: $upload_output.='<span class="LC_warning">'.&mt("Invalid characters").'</span>';
7593:
7594: } else {
7595: $upload_output .='
1.661 raeburn 7596: <input name="embedded_item_'.$num.'" type="file" value="" />
1.660 raeburn 7597: <input name="embedded_orig_'.$num.'" type="hidden" value="'.&escape($embed_file).'" />';
7598: my $attrib = join(':',@{$$allfiles{$embed_file}});
7599: $upload_output .=
7600: "\n\t\t".
7601: '<input name="embedded_attrib_'.$num.'" type="hidden" value="'.
7602: $attrib.'" />';
7603: if (exists($$codebase{$embed_file})) {
7604: $upload_output .=
7605: "\n\t\t".
7606: '<input name="codebase_'.$num.'" type="hidden" value="'.
7607: &escape($$codebase{$embed_file}).'" />';
7608: }
7609: }
7610: $upload_output .= '</td>'.&Apache::loncommon::end_data_table_row();
7611: $num++;
7612: }
7613: $upload_output .= &Apache::loncommon::end_data_table().'<br />
7614: <input type ="hidden" name="number_embedded_items" value="'.$num.'" />
7615: <input type ="submit" value="'.&mt('Upload Listed Files').'" />
7616: '.&mt('(only files for which a location has been provided will be uploaded)').'
7617: </form>';
7618: return $upload_output;
7619: }
7620:
1.661 raeburn 7621: sub upload_embedded {
7622: my ($context,$dirpath,$uname,$udom,$dir_root,$url_root,$group,$disk_quota,
7623: $current_disk_usage) = @_;
7624: my $output;
7625: for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) {
7626: next if (!exists($env{'form.embedded_item_'.$i.'.filename'}));
7627: my $orig_uploaded_filename =
7628: $env{'form.embedded_item_'.$i.'.filename'};
7629:
7630: $env{'form.embedded_orig_'.$i} =
7631: &unescape($env{'form.embedded_orig_'.$i});
7632: my ($path,$fname) =
7633: ($env{'form.embedded_orig_'.$i} =~ m{(.*/)([^/]*)});
7634: # no path, whole string is fname
7635: if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} };
7636:
7637: $path = $env{'form.currentpath'}.$path;
7638: $fname = &Apache::lonnet::clean_filename($fname);
7639: # See if there is anything left
7640: next if ($fname eq '');
7641:
7642: # Check if file already exists as a file or directory.
7643: my ($state,$msg);
7644: if ($context eq 'portfolio') {
7645: my $port_path = $dirpath;
7646: if ($group ne '') {
7647: $port_path = "groups/$group/$port_path";
7648: }
7649: ($state,$msg) = &check_for_upload($path,$fname,$group,'embedded_item_'.$i,
7650: $dir_root,$port_path,$disk_quota,
7651: $current_disk_usage,$uname,$udom);
7652: if ($state eq 'will_exceed_quota'
7653: || $state eq 'file_locked'
7654: || $state eq 'file_exists' ) {
7655: $output .= $msg;
7656: next;
7657: }
7658: } elsif (($context eq 'author') || ($context eq 'testbank')) {
7659: ($state,$msg) = &check_for_existing($path,$fname,'embedded_item_'.$i);
7660: if ($state eq 'exists') {
7661: $output .= $msg;
7662: next;
7663: }
7664: }
7665: # Check if extension is valid
7666: if (($fname =~ /\.(\w+)$/) &&
7667: (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
7668: $output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1);
7669: next;
7670: } elsif (($fname =~ /\.(\w+)$/) &&
7671: (!defined(&Apache::loncommon::fileembstyle($1)))) {
7672: $output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
7673: next;
7674: } elsif ($fname=~/\.(\d+)\.(\w+)$/) {
7675: $output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2);
7676: next;
7677: }
7678:
7679: $env{'form.embedded_item_'.$i.'.filename'}=$fname;
7680: if ($context eq 'portfolio') {
7681: my $result=
7682: &Apache::lonnet::userfileupload('embedded_item_'.$i,'',
7683: $dirpath.$path);
7684: if ($result !~ m|^/uploaded/|) {
7685: $output .= '<span class="LC_error">'
7686: .&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
7687: ,$result,$orig_uploaded_filename,$env{'form.embedded_orig_'.$i})
7688: .'</span><br />';
7689: next;
7690: } else {
7691: $output .= '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
7692: $path.$fname.'</span>').'</p>';
7693: }
7694: } else {
7695: # Save the file
7696: my $target = $env{'form.embedded_item_'.$i};
7697: my $fullpath = $dir_root.$dirpath.'/'.$path;
7698: my $dest = $fullpath.$fname;
7699: my $url = $url_root.$dirpath.'/'.$path.$fname;
7700: my @parts=split(/\//,$fullpath);
7701: my $count;
7702: my $filepath = $dir_root;
7703: for ($count=4;$count<=$#parts;$count++) {
7704: $filepath .= "/$parts[$count]";
7705: if ((-e $filepath)!=1) {
7706: mkdir($filepath,0770);
7707: }
7708: }
7709: my $fh;
7710: if (!open($fh,'>'.$dest)) {
7711: &Apache::lonnet::logthis('Failed to create '.$dest);
7712: $output .= '<span class="LC_error">'.
7713: &mt('An error occurred while trying to upload [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7714: '</span><br />';
7715: } else {
7716: if (!print $fh $env{'form.embedded_item_'.$i}) {
7717: &Apache::lonnet::logthis('Failed to write to '.$dest);
7718: $output .= '<span class="LC_error">'.
7719: &mt('An error occurred while writing the file [_1] for embedded element [_2].',$orig_uploaded_filename,$env{'form.embedded_orig_'.$i}).
7720: '</span><br />';
7721: } else {
7722: if ($context eq 'testbank') {
7723: $output .= &mt('Embedded file uploaded successfully:').
7724: ' <a href="'.$url.'">'.
7725: $orig_uploaded_filename.'</a><br />';
7726: } else {
1.705 tempelho 7727: $output .= '<span class=\"LC_fontsize_large\">'.
1.661 raeburn 7728: &mt('View embedded file: [_1]','<a href="'.$url.'">'.
1.705 tempelho 7729: $orig_uploaded_filename.'</a>').'</span><br />';
1.661 raeburn 7730: }
7731: }
7732: close($fh);
7733: }
7734: }
7735: }
7736: return $output;
7737: }
7738:
7739: sub check_for_existing {
7740: my ($path,$fname,$element) = @_;
7741: my ($state,$msg);
7742: if (-d $path.'/'.$fname) {
7743: $state = 'exists';
7744: $msg = &mt('Unable to upload [_1]. A directory by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7745: } elsif (-e $path.'/'.$fname) {
7746: $state = 'exists';
7747: $msg = &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$path);
7748: }
7749: if ($state eq 'exists') {
7750: $msg = '<span class="LC_error">'.$msg.'</span><br />';
7751: }
7752: return ($state,$msg);
7753: }
7754:
7755: sub check_for_upload {
7756: my ($path,$fname,$group,$element,$portfolio_root,$port_path,
7757: $disk_quota,$current_disk_usage,$uname,$udom) = @_;
7758: my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
7759: my $getpropath = 1;
7760: my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
7761: $getpropath);
7762: my $found_file = 0;
7763: my $locked_file = 0;
7764: foreach my $line (@dir_list) {
7765: my ($file_name)=split(/\&/,$line,2);
7766: if ($file_name eq $fname){
7767: $file_name = $path.$file_name;
7768: if ($group ne '') {
7769: $file_name = $group.$file_name;
7770: }
7771: $found_file = 1;
7772: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
7773: $locked_file = 1;
7774: }
7775: }
7776: }
7777: if (($current_disk_usage + $filesize) > $disk_quota){
7778: my $msg = '<span class="LC_error">'.
7779: &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
7780: '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
7781: return ('will_exceed_quota',$msg);
7782: } elsif ($found_file) {
7783: if ($locked_file) {
7784: my $msg = '<span class="LC_error">';
7785: $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>');
7786: $msg .= '</span><br />';
7787: $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
7788: return ('file_locked',$msg);
7789: } else {
7790: my $msg = '<span class="LC_error">';
7791: $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'});
7792: $msg .= '</span>';
7793: $msg .= '<br />';
7794: $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
7795: return ('file_exists',$msg);
7796: }
7797: }
7798: }
7799:
1.31 albertel 7800:
1.41 ng 7801: =pod
1.45 matthew 7802:
1.464 albertel 7803: =back
1.41 ng 7804:
1.112 bowersj2 7805: =head1 CSV Upload/Handling functions
1.38 albertel 7806:
1.41 ng 7807: =over 4
7808:
1.648 raeburn 7809: =item * &upfile_store($r)
1.41 ng 7810:
7811: Store uploaded file, $r should be the HTTP Request object,
1.258 albertel 7812: needs $env{'form.upfile'}
1.41 ng 7813: returns $datatoken to be put into hidden field
7814:
7815: =cut
1.31 albertel 7816:
7817: sub upfile_store {
7818: my $r=shift;
1.258 albertel 7819: $env{'form.upfile'}=~s/\r/\n/gs;
7820: $env{'form.upfile'}=~s/\f/\n/gs;
7821: $env{'form.upfile'}=~s/\n+/\n/gs;
7822: $env{'form.upfile'}=~s/\n+$//gs;
1.31 albertel 7823:
1.258 albertel 7824: my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
7825: '_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
1.31 albertel 7826: {
1.158 raeburn 7827: my $datafile = $r->dir_config('lonDaemons').
7828: '/tmp/'.$datatoken.'.tmp';
7829: if ( open(my $fh,">$datafile") ) {
1.258 albertel 7830: print $fh $env{'form.upfile'};
1.158 raeburn 7831: close($fh);
7832: }
1.31 albertel 7833: }
7834: return $datatoken;
7835: }
7836:
1.56 matthew 7837: =pod
7838:
1.648 raeburn 7839: =item * &load_tmp_file($r)
1.41 ng 7840:
7841: Load uploaded file from tmp, $r should be the HTTP Request object,
1.258 albertel 7842: needs $env{'form.datatoken'},
7843: sets $env{'form.upfile'} to the contents of the file
1.41 ng 7844:
7845: =cut
1.31 albertel 7846:
7847: sub load_tmp_file {
7848: my $r=shift;
7849: my @studentdata=();
7850: {
1.158 raeburn 7851: my $studentfile = $r->dir_config('lonDaemons').
1.258 albertel 7852: '/tmp/'.$env{'form.datatoken'}.'.tmp';
1.158 raeburn 7853: if ( open(my $fh,"<$studentfile") ) {
7854: @studentdata=<$fh>;
7855: close($fh);
7856: }
1.31 albertel 7857: }
1.258 albertel 7858: $env{'form.upfile'}=join('',@studentdata);
1.31 albertel 7859: }
7860:
1.56 matthew 7861: =pod
7862:
1.648 raeburn 7863: =item * &upfile_record_sep()
1.41 ng 7864:
7865: Separate uploaded file into records
7866: returns array of records,
1.258 albertel 7867: needs $env{'form.upfile'} and $env{'form.upfiletype'}
1.41 ng 7868:
7869: =cut
1.31 albertel 7870:
7871: sub upfile_record_sep {
1.258 albertel 7872: if ($env{'form.upfiletype'} eq 'xml') {
1.31 albertel 7873: } else {
1.248 albertel 7874: my @records;
1.258 albertel 7875: foreach my $line (split(/\n/,$env{'form.upfile'})) {
1.248 albertel 7876: if ($line=~/^\s*$/) { next; }
7877: push(@records,$line);
7878: }
7879: return @records;
1.31 albertel 7880: }
7881: }
7882:
1.56 matthew 7883: =pod
7884:
1.648 raeburn 7885: =item * &record_sep($record)
1.41 ng 7886:
1.258 albertel 7887: Separate a record into fields $record should be an item from the upfile_record_sep(), needs $env{'form.upfiletype'}
1.41 ng 7888:
7889: =cut
7890:
1.263 www 7891: sub takeleft {
7892: my $index=shift;
7893: return substr('0000'.$index,-4,4);
7894: }
7895:
1.31 albertel 7896: sub record_sep {
7897: my $record=shift;
7898: my %components=();
1.258 albertel 7899: if ($env{'form.upfiletype'} eq 'xml') {
7900: } elsif ($env{'form.upfiletype'} eq 'space') {
1.31 albertel 7901: my $i=0;
1.356 albertel 7902: foreach my $field (split(/\s+/,$record)) {
1.31 albertel 7903: $field=~s/^(\"|\')//;
7904: $field=~s/(\"|\')$//;
1.263 www 7905: $components{&takeleft($i)}=$field;
1.31 albertel 7906: $i++;
7907: }
1.258 albertel 7908: } elsif ($env{'form.upfiletype'} eq 'tab') {
1.31 albertel 7909: my $i=0;
1.356 albertel 7910: foreach my $field (split(/\t/,$record)) {
1.31 albertel 7911: $field=~s/^(\"|\')//;
7912: $field=~s/(\"|\')$//;
1.263 www 7913: $components{&takeleft($i)}=$field;
1.31 albertel 7914: $i++;
7915: }
7916: } else {
1.561 www 7917: my $separator=',';
1.480 banghart 7918: if ($env{'form.upfiletype'} eq 'semisv') {
1.561 www 7919: $separator=';';
1.480 banghart 7920: }
1.31 albertel 7921: my $i=0;
1.561 www 7922: # the character we are looking for to indicate the end of a quote or a record
7923: my $looking_for=$separator;
7924: # do not add the characters to the fields
7925: my $ignore=0;
7926: # we just encountered a separator (or the beginning of the record)
7927: my $just_found_separator=1;
7928: # store the field we are working on here
7929: my $field='';
7930: # work our way through all characters in record
7931: foreach my $character ($record=~/(.)/g) {
7932: if ($character eq $looking_for) {
7933: if ($character ne $separator) {
7934: # Found the end of a quote, again looking for separator
7935: $looking_for=$separator;
7936: $ignore=1;
7937: } else {
7938: # Found a separator, store away what we got
7939: $components{&takeleft($i)}=$field;
7940: $i++;
7941: $just_found_separator=1;
7942: $ignore=0;
7943: $field='';
7944: }
7945: next;
7946: }
7947: # single or double quotation marks after a separator indicate beginning of a quote
7948: # we are now looking for the end of the quote and need to ignore separators
7949: if ((($character eq '"') || ($character eq "'")) && ($just_found_separator)) {
7950: $looking_for=$character;
7951: next;
7952: }
7953: # ignore would be true after we reached the end of a quote
7954: if ($ignore) { next; }
7955: if (($just_found_separator) && ($character=~/\s/)) { next; }
7956: $field.=$character;
7957: $just_found_separator=0;
1.31 albertel 7958: }
1.561 www 7959: # catch the very last entry, since we never encountered the separator
7960: $components{&takeleft($i)}=$field;
1.31 albertel 7961: }
7962: return %components;
7963: }
7964:
1.144 matthew 7965: ######################################################
7966: ######################################################
7967:
1.56 matthew 7968: =pod
7969:
1.648 raeburn 7970: =item * &upfile_select_html()
1.41 ng 7971:
1.144 matthew 7972: Return HTML code to select a file from the users machine and specify
7973: the file type.
1.41 ng 7974:
7975: =cut
7976:
1.144 matthew 7977: ######################################################
7978: ######################################################
1.31 albertel 7979: sub upfile_select_html {
1.144 matthew 7980: my %Types = (
7981: csv => &mt('CSV (comma separated values, spreadsheet)'),
1.480 banghart 7982: semisv => &mt('Semicolon separated values'),
1.144 matthew 7983: space => &mt('Space separated'),
7984: tab => &mt('Tabulator separated'),
7985: # xml => &mt('HTML/XML'),
7986: );
7987: my $Str = '<input type="file" name="upfile" size="50" />'.
1.727 riegler 7988: '<br />'.&mt('Type').': <select name="upfiletype">';
1.144 matthew 7989: foreach my $type (sort(keys(%Types))) {
7990: $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
7991: }
7992: $Str .= "</select>\n";
7993: return $Str;
1.31 albertel 7994: }
7995:
1.301 albertel 7996: sub get_samples {
7997: my ($records,$toget) = @_;
7998: my @samples=({});
7999: my $got=0;
8000: foreach my $rec (@$records) {
8001: my %temp = &record_sep($rec);
8002: if (! grep(/\S/, values(%temp))) { next; }
8003: if (%temp) {
8004: $samples[$got]=\%temp;
8005: $got++;
8006: if ($got == $toget) { last; }
8007: }
8008: }
8009: return \@samples;
8010: }
8011:
1.144 matthew 8012: ######################################################
8013: ######################################################
8014:
1.56 matthew 8015: =pod
8016:
1.648 raeburn 8017: =item * &csv_print_samples($r,$records)
1.41 ng 8018:
8019: Prints a table of sample values from each column uploaded $r is an
8020: Apache Request ref, $records is an arrayref from
8021: &Apache::loncommon::upfile_record_sep
8022:
8023: =cut
8024:
1.144 matthew 8025: ######################################################
8026: ######################################################
1.31 albertel 8027: sub csv_print_samples {
8028: my ($r,$records) = @_;
1.662 bisitz 8029: my $samples = &get_samples($records,5);
1.301 albertel 8030:
1.594 raeburn 8031: $r->print(&mt('Samples').'<br />'.&start_data_table().
8032: &start_data_table_header_row());
1.356 albertel 8033: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8034: $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
1.594 raeburn 8035: $r->print(&end_data_table_header_row());
1.301 albertel 8036: foreach my $hash (@$samples) {
1.594 raeburn 8037: $r->print(&start_data_table_row());
1.356 albertel 8038: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
1.31 albertel 8039: $r->print('<td>');
1.356 albertel 8040: if (defined($$hash{$sample})) { $r->print($$hash{$sample}); }
1.31 albertel 8041: $r->print('</td>');
8042: }
1.594 raeburn 8043: $r->print(&end_data_table_row());
1.31 albertel 8044: }
1.594 raeburn 8045: $r->print(&end_data_table().'<br />'."\n");
1.31 albertel 8046: }
8047:
1.144 matthew 8048: ######################################################
8049: ######################################################
8050:
1.56 matthew 8051: =pod
8052:
1.648 raeburn 8053: =item * &csv_print_select_table($r,$records,$d)
1.41 ng 8054:
8055: Prints a table to create associations between values and table columns.
1.144 matthew 8056:
1.41 ng 8057: $r is an Apache Request ref,
8058: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
1.174 matthew 8059: $d is an array of 2 element arrays (internal name, displayed name,defaultcol)
1.41 ng 8060:
8061: =cut
8062:
1.144 matthew 8063: ######################################################
8064: ######################################################
1.31 albertel 8065: sub csv_print_select_table {
8066: my ($r,$records,$d) = @_;
1.301 albertel 8067: my $i=0;
8068: my $samples = &get_samples($records,1);
1.144 matthew 8069: $r->print(&mt('Associate columns with student attributes.')."\n".
1.594 raeburn 8070: &start_data_table().&start_data_table_header_row().
1.144 matthew 8071: '<th>'.&mt('Attribute').'</th>'.
1.594 raeburn 8072: '<th>'.&mt('Column').'</th>'.
8073: &end_data_table_header_row()."\n");
1.356 albertel 8074: foreach my $array_ref (@$d) {
8075: my ($value,$display,$defaultcol)=@{ $array_ref };
1.729 raeburn 8076: $r->print(&start_data_table_row().'<td>'.$display.'</td>');
1.31 albertel 8077:
8078: $r->print('<td><select name=f'.$i.
1.32 matthew 8079: ' onchange="javascript:flip(this.form,'.$i.');">');
1.31 albertel 8080: $r->print('<option value="none"></option>');
1.356 albertel 8081: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
8082: $r->print('<option value="'.$sample.'"'.
8083: ($sample eq $defaultcol ? ' selected="selected" ' : '').
1.662 bisitz 8084: '>'.&mt('Column [_1]',($sample+1)).'</option>');
1.31 albertel 8085: }
1.594 raeburn 8086: $r->print('</select></td>'.&end_data_table_row()."\n");
1.31 albertel 8087: $i++;
8088: }
1.594 raeburn 8089: $r->print(&end_data_table());
1.31 albertel 8090: $i--;
8091: return $i;
8092: }
1.56 matthew 8093:
1.144 matthew 8094: ######################################################
8095: ######################################################
8096:
1.56 matthew 8097: =pod
1.31 albertel 8098:
1.648 raeburn 8099: =item * &csv_samples_select_table($r,$records,$d)
1.41 ng 8100:
8101: Prints a table of sample values from the upload and can make associate samples to internal names.
8102:
8103: $r is an Apache Request ref,
8104: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
8105: $d is an array of 2 element arrays (internal name, displayed name)
8106:
8107: =cut
8108:
1.144 matthew 8109: ######################################################
8110: ######################################################
1.31 albertel 8111: sub csv_samples_select_table {
8112: my ($r,$records,$d) = @_;
8113: my $i=0;
1.144 matthew 8114: #
1.662 bisitz 8115: my $max_samples = 5;
8116: my $samples = &get_samples($records,$max_samples);
1.594 raeburn 8117: $r->print(&start_data_table().
8118: &start_data_table_header_row().'<th>'.
8119: &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
8120: &end_data_table_header_row());
1.301 albertel 8121:
8122: foreach my $key (sort(keys(%{ $samples->[0] }))) {
1.594 raeburn 8123: $r->print(&start_data_table_row().'<td><select name="f'.$i.'"'.
1.32 matthew 8124: ' onchange="javascript:flip(this.form,'.$i.');">');
1.301 albertel 8125: foreach my $option (@$d) {
8126: my ($value,$display,$defaultcol)=@{ $option };
1.174 matthew 8127: $r->print('<option value="'.$value.'"'.
1.253 albertel 8128: ($i eq $defaultcol ? ' selected="selected" ':'').'>'.
1.174 matthew 8129: $display.'</option>');
1.31 albertel 8130: }
8131: $r->print('</select></td><td>');
1.662 bisitz 8132: foreach my $line (0..($max_samples-1)) {
1.301 albertel 8133: if (defined($samples->[$line]{$key})) {
8134: $r->print($samples->[$line]{$key}."<br />\n");
8135: }
8136: }
1.594 raeburn 8137: $r->print('</td>'.&end_data_table_row());
1.31 albertel 8138: $i++;
8139: }
1.594 raeburn 8140: $r->print(&end_data_table());
1.31 albertel 8141: $i--;
8142: return($i);
1.115 matthew 8143: }
8144:
1.144 matthew 8145: ######################################################
8146: ######################################################
8147:
1.115 matthew 8148: =pod
8149:
1.648 raeburn 8150: =item * &clean_excel_name($name)
1.115 matthew 8151:
8152: Returns a replacement for $name which does not contain any illegal characters.
8153:
8154: =cut
8155:
1.144 matthew 8156: ######################################################
8157: ######################################################
1.115 matthew 8158: sub clean_excel_name {
8159: my ($name) = @_;
8160: $name =~ s/[:\*\?\/\\]//g;
8161: if (length($name) > 31) {
8162: $name = substr($name,0,31);
8163: }
8164: return $name;
1.25 albertel 8165: }
1.84 albertel 8166:
1.85 albertel 8167: =pod
8168:
1.648 raeburn 8169: =item * &check_if_partid_hidden($id,$symb,$udom,$uname)
1.85 albertel 8170:
8171: Returns either 1 or undef
8172:
8173: 1 if the part is to be hidden, undef if it is to be shown
8174:
8175: Arguments are:
8176:
8177: $id the id of the part to be checked
8178: $symb, optional the symb of the resource to check
8179: $udom, optional the domain of the user to check for
8180: $uname, optional the username of the user to check for
8181:
8182: =cut
1.84 albertel 8183:
8184: sub check_if_partid_hidden {
8185: my ($id,$symb,$udom,$uname) = @_;
1.133 albertel 8186: my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts',
1.84 albertel 8187: $symb,$udom,$uname);
1.141 albertel 8188: my $truth=1;
8189: #if the string starts with !, then the list is the list to show not hide
8190: if ($hiddenparts=~s/^\s*!//) { $truth=undef; }
1.84 albertel 8191: my @hiddenlist=split(/,/,$hiddenparts);
8192: foreach my $checkid (@hiddenlist) {
1.141 albertel 8193: if ($checkid =~ /^\s*\Q$id\E\s*$/) { return $truth; }
1.84 albertel 8194: }
1.141 albertel 8195: return !$truth;
1.84 albertel 8196: }
1.127 matthew 8197:
1.138 matthew 8198:
8199: ############################################################
8200: ############################################################
8201:
8202: =pod
8203:
1.157 matthew 8204: =back
8205:
1.138 matthew 8206: =head1 cgi-bin script and graphing routines
8207:
1.157 matthew 8208: =over 4
8209:
1.648 raeburn 8210: =item * &get_cgi_id()
1.138 matthew 8211:
8212: Inputs: none
8213:
8214: Returns an id which can be used to pass environment variables
8215: to various cgi-bin scripts. These environment variables will
8216: be removed from the users environment after a given time by
8217: the routine &Apache::lonnet::transfer_profile_to_env.
8218:
8219: =cut
8220:
8221: ############################################################
8222: ############################################################
1.152 albertel 8223: my $uniq=0;
1.136 matthew 8224: sub get_cgi_id {
1.154 albertel 8225: $uniq=($uniq+1)%100000;
1.280 albertel 8226: return (time.'_'.$$.'_'.$uniq);
1.136 matthew 8227: }
8228:
1.127 matthew 8229: ############################################################
8230: ############################################################
8231:
8232: =pod
8233:
1.648 raeburn 8234: =item * &DrawBarGraph()
1.127 matthew 8235:
1.138 matthew 8236: Facilitates the plotting of data in a (stacked) bar graph.
8237: Puts plot definition data into the users environment in order for
8238: graph.png to plot it. Returns an <img> tag for the plot.
8239: The bars on the plot are labeled '1','2',...,'n'.
8240:
8241: Inputs:
8242:
8243: =over 4
8244:
8245: =item $Title: string, the title of the plot
8246:
8247: =item $xlabel: string, text describing the X-axis of the plot
8248:
8249: =item $ylabel: string, text describing the Y-axis of the plot
8250:
8251: =item $Max: scalar, the maximum Y value to use in the plot
8252: If $Max is < any data point, the graph will not be rendered.
8253:
1.140 matthew 8254: =item $colors: array ref holding the colors to be used for the data sets when
1.138 matthew 8255: they are plotted. If undefined, default values will be used.
8256:
1.178 matthew 8257: =item $labels: array ref holding the labels to use on the x-axis for the bars.
8258:
1.138 matthew 8259: =item @Values: An array of array references. Each array reference holds data
8260: to be plotted in a stacked bar chart.
8261:
1.239 matthew 8262: =item If the final element of @Values is a hash reference the key/value
8263: pairs will be added to the graph definition.
8264:
1.138 matthew 8265: =back
8266:
8267: Returns:
8268:
8269: An <img> tag which references graph.png and the appropriate identifying
8270: information for the plot.
8271:
1.127 matthew 8272: =cut
8273:
8274: ############################################################
8275: ############################################################
1.134 matthew 8276: sub DrawBarGraph {
1.178 matthew 8277: my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
1.134 matthew 8278: #
8279: if (! defined($colors)) {
8280: $colors = ['#33ff00',
8281: '#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
8282: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
8283: ];
8284: }
1.228 matthew 8285: my $extra_settings = {};
8286: if (ref($Values[-1]) eq 'HASH') {
8287: $extra_settings = pop(@Values);
8288: }
1.127 matthew 8289: #
1.136 matthew 8290: my $identifier = &get_cgi_id();
8291: my $id = 'cgi.'.$identifier;
1.129 matthew 8292: if (! @Values || ref($Values[0]) ne 'ARRAY') {
1.127 matthew 8293: return '';
8294: }
1.225 matthew 8295: #
8296: my @Labels;
8297: if (defined($labels)) {
8298: @Labels = @$labels;
8299: } else {
8300: for (my $i=0;$i<@{$Values[0]};$i++) {
8301: push (@Labels,$i+1);
8302: }
8303: }
8304: #
1.129 matthew 8305: my $NumBars = scalar(@{$Values[0]});
1.225 matthew 8306: if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
1.129 matthew 8307: my %ValuesHash;
8308: my $NumSets=1;
8309: foreach my $array (@Values) {
8310: next if (! ref($array));
1.136 matthew 8311: $ValuesHash{$id.'.data.'.$NumSets++} =
1.132 matthew 8312: join(',',@$array);
1.129 matthew 8313: }
1.127 matthew 8314: #
1.136 matthew 8315: my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
1.225 matthew 8316: if ($NumBars < 3) {
8317: $width = 120+$NumBars*32;
1.220 matthew 8318: $xskip = 1;
1.225 matthew 8319: $bar_width = 30;
8320: } elsif ($NumBars < 5) {
8321: $width = 120+$NumBars*20;
8322: $xskip = 1;
8323: $bar_width = 20;
1.220 matthew 8324: } elsif ($NumBars < 10) {
1.136 matthew 8325: $width = 120+$NumBars*15;
8326: $xskip = 1;
8327: $bar_width = 15;
8328: } elsif ($NumBars <= 25) {
8329: $width = 120+$NumBars*11;
8330: $xskip = 5;
8331: $bar_width = 8;
8332: } elsif ($NumBars <= 50) {
8333: $width = 120+$NumBars*8;
8334: $xskip = 5;
8335: $bar_width = 4;
8336: } else {
8337: $width = 120+$NumBars*8;
8338: $xskip = 5;
8339: $bar_width = 4;
8340: }
8341: #
1.137 matthew 8342: $Max = 1 if ($Max < 1);
8343: if ( int($Max) < $Max ) {
8344: $Max++;
8345: $Max = int($Max);
8346: }
1.127 matthew 8347: $Title = '' if (! defined($Title));
8348: $xlabel = '' if (! defined($xlabel));
8349: $ylabel = '' if (! defined($ylabel));
1.369 www 8350: $ValuesHash{$id.'.title'} = &escape($Title);
8351: $ValuesHash{$id.'.xlabel'} = &escape($xlabel);
8352: $ValuesHash{$id.'.ylabel'} = &escape($ylabel);
1.137 matthew 8353: $ValuesHash{$id.'.y_max_value'} = $Max;
1.136 matthew 8354: $ValuesHash{$id.'.NumBars'} = $NumBars;
8355: $ValuesHash{$id.'.NumSets'} = $NumSets;
8356: $ValuesHash{$id.'.PlotType'} = 'bar';
8357: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8358: $ValuesHash{$id.'.height'} = $height;
8359: $ValuesHash{$id.'.width'} = $width;
8360: $ValuesHash{$id.'.xskip'} = $xskip;
8361: $ValuesHash{$id.'.bar_width'} = $bar_width;
8362: $ValuesHash{$id.'.labels'} = join(',',@Labels);
1.127 matthew 8363: #
1.228 matthew 8364: # Deal with other parameters
8365: while (my ($key,$value) = each(%$extra_settings)) {
8366: $ValuesHash{$id.'.'.$key} = $value;
8367: }
8368: #
1.646 raeburn 8369: &Apache::lonnet::appenv(\%ValuesHash);
1.137 matthew 8370: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8371: }
8372:
8373: ############################################################
8374: ############################################################
8375:
8376: =pod
8377:
1.648 raeburn 8378: =item * &DrawXYGraph()
1.137 matthew 8379:
1.138 matthew 8380: Facilitates the plotting of data in an XY graph.
8381: Puts plot definition data into the users environment in order for
8382: graph.png to plot it. Returns an <img> tag for the plot.
8383:
8384: Inputs:
8385:
8386: =over 4
8387:
8388: =item $Title: string, the title of the plot
8389:
8390: =item $xlabel: string, text describing the X-axis of the plot
8391:
8392: =item $ylabel: string, text describing the Y-axis of the plot
8393:
8394: =item $Max: scalar, the maximum Y value to use in the plot
8395: If $Max is < any data point, the graph will not be rendered.
8396:
8397: =item $colors: Array ref containing the hex color codes for the data to be
8398: plotted in. If undefined, default values will be used.
8399:
8400: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8401:
8402: =item $Ydata: Array ref containing Array refs.
1.185 www 8403: Each of the contained arrays will be plotted as a separate curve.
1.138 matthew 8404:
8405: =item %Values: hash indicating or overriding any default values which are
8406: passed to graph.png.
8407: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8408:
8409: =back
8410:
8411: Returns:
8412:
8413: An <img> tag which references graph.png and the appropriate identifying
8414: information for the plot.
8415:
1.137 matthew 8416: =cut
8417:
8418: ############################################################
8419: ############################################################
8420: sub DrawXYGraph {
8421: my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_;
8422: #
8423: # Create the identifier for the graph
8424: my $identifier = &get_cgi_id();
8425: my $id = 'cgi.'.$identifier;
8426: #
8427: $Title = '' if (! defined($Title));
8428: $xlabel = '' if (! defined($xlabel));
8429: $ylabel = '' if (! defined($ylabel));
8430: my %ValuesHash =
8431: (
1.369 www 8432: $id.'.title' => &escape($Title),
8433: $id.'.xlabel' => &escape($xlabel),
8434: $id.'.ylabel' => &escape($ylabel),
1.137 matthew 8435: $id.'.y_max_value'=> $Max,
8436: $id.'.labels' => join(',',@$Xlabels),
8437: $id.'.PlotType' => 'XY',
8438: );
8439: #
8440: if (defined($colors) && ref($colors) eq 'ARRAY') {
8441: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8442: }
8443: #
8444: if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') {
8445: return '';
8446: }
8447: my $NumSets=1;
1.138 matthew 8448: foreach my $array (@{$Ydata}){
1.137 matthew 8449: next if (! ref($array));
8450: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
8451: }
1.138 matthew 8452: $ValuesHash{$id.'.NumSets'} = $NumSets-1;
1.137 matthew 8453: #
8454: # Deal with other parameters
8455: while (my ($key,$value) = each(%Values)) {
8456: $ValuesHash{$id.'.'.$key} = $value;
1.127 matthew 8457: }
8458: #
1.646 raeburn 8459: &Apache::lonnet::appenv(\%ValuesHash);
1.136 matthew 8460: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
8461: }
8462:
8463: ############################################################
8464: ############################################################
8465:
8466: =pod
8467:
1.648 raeburn 8468: =item * &DrawXYYGraph()
1.138 matthew 8469:
8470: Facilitates the plotting of data in an XY graph with two Y axes.
8471: Puts plot definition data into the users environment in order for
8472: graph.png to plot it. Returns an <img> tag for the plot.
8473:
8474: Inputs:
8475:
8476: =over 4
8477:
8478: =item $Title: string, the title of the plot
8479:
8480: =item $xlabel: string, text describing the X-axis of the plot
8481:
8482: =item $ylabel: string, text describing the Y-axis of the plot
8483:
8484: =item $colors: Array ref containing the hex color codes for the data to be
8485: plotted in. If undefined, default values will be used.
8486:
8487: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
8488:
8489: =item $Ydata1: The first data set
8490:
8491: =item $Min1: The minimum value of the left Y-axis
8492:
8493: =item $Max1: The maximum value of the left Y-axis
8494:
8495: =item $Ydata2: The second data set
8496:
8497: =item $Min2: The minimum value of the right Y-axis
8498:
8499: =item $Max2: The maximum value of the left Y-axis
8500:
8501: =item %Values: hash indicating or overriding any default values which are
8502: passed to graph.png.
8503: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
8504:
8505: =back
8506:
8507: Returns:
8508:
8509: An <img> tag which references graph.png and the appropriate identifying
8510: information for the plot.
1.136 matthew 8511:
8512: =cut
8513:
8514: ############################################################
8515: ############################################################
1.137 matthew 8516: sub DrawXYYGraph {
8517: my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1,
8518: $Ydata2,$Min2,$Max2,%Values)=@_;
1.136 matthew 8519: #
8520: # Create the identifier for the graph
8521: my $identifier = &get_cgi_id();
8522: my $id = 'cgi.'.$identifier;
8523: #
8524: $Title = '' if (! defined($Title));
8525: $xlabel = '' if (! defined($xlabel));
8526: $ylabel = '' if (! defined($ylabel));
8527: my %ValuesHash =
8528: (
1.369 www 8529: $id.'.title' => &escape($Title),
8530: $id.'.xlabel' => &escape($xlabel),
8531: $id.'.ylabel' => &escape($ylabel),
1.136 matthew 8532: $id.'.labels' => join(',',@$Xlabels),
8533: $id.'.PlotType' => 'XY',
8534: $id.'.NumSets' => 2,
1.137 matthew 8535: $id.'.two_axes' => 1,
8536: $id.'.y1_max_value' => $Max1,
8537: $id.'.y1_min_value' => $Min1,
8538: $id.'.y2_max_value' => $Max2,
8539: $id.'.y2_min_value' => $Min2,
1.136 matthew 8540: );
8541: #
1.137 matthew 8542: if (defined($colors) && ref($colors) eq 'ARRAY') {
8543: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
8544: }
8545: #
8546: if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' ||
8547: ! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){
1.136 matthew 8548: return '';
8549: }
8550: my $NumSets=1;
1.137 matthew 8551: foreach my $array ($Ydata1,$Ydata2){
1.136 matthew 8552: next if (! ref($array));
8553: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
1.137 matthew 8554: }
8555: #
8556: # Deal with other parameters
8557: while (my ($key,$value) = each(%Values)) {
8558: $ValuesHash{$id.'.'.$key} = $value;
1.136 matthew 8559: }
8560: #
1.646 raeburn 8561: &Apache::lonnet::appenv(\%ValuesHash);
1.130 albertel 8562: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
1.139 matthew 8563: }
8564:
8565: ############################################################
8566: ############################################################
8567:
8568: =pod
8569:
1.157 matthew 8570: =back
8571:
1.139 matthew 8572: =head1 Statistics helper routines?
8573:
8574: Bad place for them but what the hell.
8575:
1.157 matthew 8576: =over 4
8577:
1.648 raeburn 8578: =item * &chartlink()
1.139 matthew 8579:
8580: Returns a link to the chart for a specific student.
8581:
8582: Inputs:
8583:
8584: =over 4
8585:
8586: =item $linktext: The text of the link
8587:
8588: =item $sname: The students username
8589:
8590: =item $sdomain: The students domain
8591:
8592: =back
8593:
1.157 matthew 8594: =back
8595:
1.139 matthew 8596: =cut
8597:
8598: ############################################################
8599: ############################################################
8600: sub chartlink {
8601: my ($linktext, $sname, $sdomain) = @_;
8602: my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
1.369 www 8603: '&SelectedStudent='.&escape($sname.':'.$sdomain).
1.219 albertel 8604: '&chartoutputmode='.HTML::Entities::encode('html, with all links').
1.139 matthew 8605: '">'.$linktext.'</a>';
1.153 matthew 8606: }
8607:
8608: #######################################################
8609: #######################################################
8610:
8611: =pod
8612:
8613: =head1 Course Environment Routines
1.157 matthew 8614:
8615: =over 4
1.153 matthew 8616:
1.648 raeburn 8617: =item * &restore_course_settings()
1.153 matthew 8618:
1.648 raeburn 8619: =item * &store_course_settings()
1.153 matthew 8620:
8621: Restores/Store indicated form parameters from the course environment.
8622: Will not overwrite existing values of the form parameters.
8623:
8624: Inputs:
8625: a scalar describing the data (e.g. 'chart', 'problem_analysis')
8626:
8627: a hash ref describing the data to be stored. For example:
8628:
8629: %Save_Parameters = ('Status' => 'scalar',
8630: 'chartoutputmode' => 'scalar',
8631: 'chartoutputdata' => 'scalar',
8632: 'Section' => 'array',
1.373 raeburn 8633: 'Group' => 'array',
1.153 matthew 8634: 'StudentData' => 'array',
8635: 'Maps' => 'array');
8636:
8637: Returns: both routines return nothing
8638:
1.631 raeburn 8639: =back
8640:
1.153 matthew 8641: =cut
8642:
8643: #######################################################
8644: #######################################################
8645: sub store_course_settings {
1.496 albertel 8646: return &store_settings($env{'request.course.id'},@_);
8647: }
8648:
8649: sub store_settings {
1.153 matthew 8650: # save to the environment
8651: # appenv the same items, just to be safe
1.300 albertel 8652: my $udom = $env{'user.domain'};
8653: my $uname = $env{'user.name'};
1.496 albertel 8654: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8655: my %SaveHash;
8656: my %AppHash;
8657: while (my ($setting,$type) = each(%$Settings)) {
1.496 albertel 8658: my $basename = join('.','internal',$context,$prefix,$setting);
1.300 albertel 8659: my $envname = 'environment.'.$basename;
1.258 albertel 8660: if (exists($env{'form.'.$setting})) {
1.153 matthew 8661: # Save this value away
8662: if ($type eq 'scalar' &&
1.258 albertel 8663: (! exists($env{$envname}) ||
8664: $env{$envname} ne $env{'form.'.$setting})) {
8665: $SaveHash{$basename} = $env{'form.'.$setting};
8666: $AppHash{$envname} = $env{'form.'.$setting};
1.153 matthew 8667: } elsif ($type eq 'array') {
8668: my $stored_form;
1.258 albertel 8669: if (ref($env{'form.'.$setting})) {
1.153 matthew 8670: $stored_form = join(',',
8671: map {
1.369 www 8672: &escape($_);
1.258 albertel 8673: } sort(@{$env{'form.'.$setting}}));
1.153 matthew 8674: } else {
8675: $stored_form =
1.369 www 8676: &escape($env{'form.'.$setting});
1.153 matthew 8677: }
8678: # Determine if the array contents are the same.
1.258 albertel 8679: if ($stored_form ne $env{$envname}) {
1.153 matthew 8680: $SaveHash{$basename} = $stored_form;
8681: $AppHash{$envname} = $stored_form;
8682: }
8683: }
8684: }
8685: }
8686: my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
1.300 albertel 8687: $udom,$uname);
1.153 matthew 8688: if ($put_result !~ /^(ok|delayed)/) {
8689: &Apache::lonnet::logthis('unable to save form parameters, '.
8690: 'got error:'.$put_result);
8691: }
8692: # Make sure these settings stick around in this session, too
1.646 raeburn 8693: &Apache::lonnet::appenv(\%AppHash);
1.153 matthew 8694: return;
8695: }
8696:
8697: sub restore_course_settings {
1.499 albertel 8698: return &restore_settings($env{'request.course.id'},@_);
1.496 albertel 8699: }
8700:
8701: sub restore_settings {
8702: my ($context,$prefix,$Settings) = @_;
1.153 matthew 8703: while (my ($setting,$type) = each(%$Settings)) {
1.258 albertel 8704: next if (exists($env{'form.'.$setting}));
1.496 albertel 8705: my $envname = 'environment.internal.'.$context.'.'.$prefix.
1.153 matthew 8706: '.'.$setting;
1.258 albertel 8707: if (exists($env{$envname})) {
1.153 matthew 8708: if ($type eq 'scalar') {
1.258 albertel 8709: $env{'form.'.$setting} = $env{$envname};
1.153 matthew 8710: } elsif ($type eq 'array') {
1.258 albertel 8711: $env{'form.'.$setting} = [
1.153 matthew 8712: map {
1.369 www 8713: &unescape($_);
1.258 albertel 8714: } split(',',$env{$envname})
1.153 matthew 8715: ];
8716: }
8717: }
8718: }
1.127 matthew 8719: }
8720:
1.618 raeburn 8721: #######################################################
8722: #######################################################
8723:
8724: =pod
8725:
8726: =head1 Domain E-mail Routines
8727:
8728: =over 4
8729:
1.648 raeburn 8730: =item * &build_recipient_list()
1.618 raeburn 8731:
8732: Build recipient lists for three types of e-mail:
8733: (a) Error Reports, (b) Package Updates, (c) Help requests, generated by
1.619 raeburn 8734: lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.
1.618 raeburn 8735:
8736: Inputs:
1.619 raeburn 8737: defmail (scalar - email address of default recipient),
1.618 raeburn 8738: mailing type (scalar - errormail, packagesmail, or helpdeskmail),
1.619 raeburn 8739: defdom (domain for which to retrieve configuration settings),
8740: origmail (scalar - email address of recipient from loncapa.conf,
8741: i.e., predates configuration by DC via domainprefs.pm
1.618 raeburn 8742:
1.655 raeburn 8743: Returns: comma separated list of addresses to which to send e-mail.
8744:
8745: =back
1.618 raeburn 8746:
8747: =cut
8748:
8749: ############################################################
8750: ############################################################
8751: sub build_recipient_list {
1.619 raeburn 8752: my ($defmail,$mailing,$defdom,$origmail) = @_;
1.618 raeburn 8753: my @recipients;
8754: my $otheremails;
8755: my %domconfig =
8756: &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
8757: if (ref($domconfig{'contacts'}) eq 'HASH') {
8758: if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
8759: my @contacts = ('adminemail','supportemail');
8760: foreach my $item (@contacts) {
8761: if ($domconfig{'contacts'}{$mailing}{$item}) {
1.619 raeburn 8762: my $addr = $domconfig{'contacts'}{$item};
8763: if (!grep(/^\Q$addr\E$/,@recipients)) {
8764: push(@recipients,$addr);
8765: }
1.618 raeburn 8766: }
8767: $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
8768: }
8769: }
1.619 raeburn 8770: } elsif ($origmail ne '') {
8771: push(@recipients,$origmail);
1.618 raeburn 8772: }
1.688 raeburn 8773: if (defined($defmail)) {
8774: if ($defmail ne '') {
8775: push(@recipients,$defmail);
8776: }
1.618 raeburn 8777: }
8778: if ($otheremails) {
1.619 raeburn 8779: my @others;
8780: if ($otheremails =~ /,/) {
8781: @others = split(/,/,$otheremails);
1.618 raeburn 8782: } else {
1.619 raeburn 8783: push(@others,$otheremails);
8784: }
8785: foreach my $addr (@others) {
8786: if (!grep(/^\Q$addr\E$/,@recipients)) {
8787: push(@recipients,$addr);
8788: }
1.618 raeburn 8789: }
8790: }
1.619 raeburn 8791: my $recipientlist = join(',',@recipients);
1.618 raeburn 8792: return $recipientlist;
8793: }
8794:
1.127 matthew 8795: ############################################################
8796: ############################################################
1.154 albertel 8797:
1.655 raeburn 8798: =pod
8799:
8800: =head1 Course Catalog Routines
8801:
8802: =over 4
8803:
8804: =item * &gather_categories()
8805:
8806: Converts category definitions - keys of categories hash stored in
8807: coursecategories in configuration.db on the primary library server in a
8808: domain - to an array. Also generates javascript and idx hash used to
8809: generate Domain Coordinator interface for editing Course Categories.
8810:
8811: Inputs:
1.663 raeburn 8812:
1.655 raeburn 8813: categories (reference to hash of category definitions).
1.663 raeburn 8814:
1.655 raeburn 8815: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8816: categories and subcategories).
1.663 raeburn 8817:
1.655 raeburn 8818: idx (reference to hash of counters used in Domain Coordinator interface for
8819: editing Course Categories).
1.663 raeburn 8820:
1.655 raeburn 8821: jsarray (reference to array of categories used to create Javascript arrays for
8822: Domain Coordinator interface for editing Course Categories).
8823:
8824: Returns: nothing
8825:
8826: Side effects: populates cats, idx and jsarray.
8827:
8828: =cut
8829:
8830: sub gather_categories {
8831: my ($categories,$cats,$idx,$jsarray) = @_;
8832: my %counters;
8833: my $num = 0;
8834: foreach my $item (keys(%{$categories})) {
8835: my ($cat,$container,$depth) = map { &unescape($_); } split(/:/,$item);
8836: if ($container eq '' && $depth == 0) {
8837: $cats->[$depth][$categories->{$item}] = $cat;
8838: } else {
8839: $cats->[$depth]{$container}[$categories->{$item}] = $cat;
8840: }
8841: my ($escitem,$tail) = split(/:/,$item,2);
8842: if ($counters{$tail} eq '') {
8843: $counters{$tail} = $num;
8844: $num ++;
8845: }
8846: if (ref($idx) eq 'HASH') {
8847: $idx->{$item} = $counters{$tail};
8848: }
8849: if (ref($jsarray) eq 'ARRAY') {
8850: push(@{$jsarray->[$counters{$tail}]},$item);
8851: }
8852: }
8853: return;
8854: }
8855:
8856: =pod
8857:
8858: =item * &extract_categories()
8859:
8860: Used to generate breadcrumb trails for course categories.
8861:
8862: Inputs:
1.663 raeburn 8863:
1.655 raeburn 8864: categories (reference to hash of category definitions).
1.663 raeburn 8865:
1.655 raeburn 8866: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8867: categories and subcategories).
1.663 raeburn 8868:
1.655 raeburn 8869: trails (reference to array of breacrumb trails for each category).
1.663 raeburn 8870:
1.655 raeburn 8871: allitems (reference to hash - key is category key
8872: (format: escaped(name):escaped(parent category):depth in hierarchy).
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:
1.665 raeburn 8880: subcats (reference to hash of arrays containing all subcategories within each
8881: category, -recursive)
8882:
1.655 raeburn 8883: Returns: nothing
8884:
8885: Side effects: populates trails and allitems hash references.
8886:
8887: =cut
8888:
8889: sub extract_categories {
1.665 raeburn 8890: my ($categories,$cats,$trails,$allitems,$idx,$jsarray,$subcats) = @_;
1.655 raeburn 8891: if (ref($categories) eq 'HASH') {
8892: &gather_categories($categories,$cats,$idx,$jsarray);
8893: if (ref($cats->[0]) eq 'ARRAY') {
8894: for (my $i=0; $i<@{$cats->[0]}; $i++) {
8895: my $name = $cats->[0][$i];
8896: my $item = &escape($name).'::0';
8897: my $trailstr;
8898: if ($name eq 'instcode') {
8899: $trailstr = &mt('Official courses (with institutional codes)');
8900: } else {
8901: $trailstr = $name;
8902: }
8903: if ($allitems->{$item} eq '') {
8904: push(@{$trails},$trailstr);
8905: $allitems->{$item} = scalar(@{$trails})-1;
8906: }
8907: my @parents = ($name);
8908: if (ref($cats->[1]{$name}) eq 'ARRAY') {
8909: for (my $j=0; $j<@{$cats->[1]{$name}}; $j++) {
8910: my $category = $cats->[1]{$name}[$j];
1.665 raeburn 8911: if (ref($subcats) eq 'HASH') {
8912: push(@{$subcats->{$item}},&escape($category).':'.&escape($name).':1');
8913: }
8914: &recurse_categories($cats,2,$category,$trails,$allitems,\@parents,$subcats);
8915: }
8916: } else {
8917: if (ref($subcats) eq 'HASH') {
8918: $subcats->{$item} = [];
1.655 raeburn 8919: }
8920: }
8921: }
8922: }
8923: }
8924: return;
8925: }
8926:
8927: =pod
8928:
8929: =item *&recurse_categories()
8930:
8931: Recursively used to generate breadcrumb trails for course categories.
8932:
8933: Inputs:
1.663 raeburn 8934:
1.655 raeburn 8935: cats (reference to array of arrays/hashes which encapsulates hierarchy of
8936: categories and subcategories).
1.663 raeburn 8937:
1.655 raeburn 8938: depth (current depth in hierarchy of categories and sub-categories - 0 indexed).
1.663 raeburn 8939:
8940: category (current course category, for which breadcrumb trail is being generated).
8941:
8942: trails (reference to array of breadcrumb trails for each category).
8943:
1.655 raeburn 8944: allitems (reference to hash - key is category key
8945: (format: escaped(name):escaped(parent category):depth in hierarchy).
1.663 raeburn 8946:
1.655 raeburn 8947: parents (array containing containers directories for current category,
8948: back to top level).
8949:
8950: Returns: nothing
8951:
8952: Side effects: populates trails and allitems hash references
8953:
8954: =cut
8955:
8956: sub recurse_categories {
1.665 raeburn 8957: my ($cats,$depth,$category,$trails,$allitems,$parents,$subcats) = @_;
1.655 raeburn 8958: my $shallower = $depth - 1;
8959: if (ref($cats->[$depth]{$category}) eq 'ARRAY') {
8960: for (my $k=0; $k<@{$cats->[$depth]{$category}}; $k++) {
8961: my $name = $cats->[$depth]{$category}[$k];
8962: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
8963: my $trailstr = join(' -> ',(@{$parents},$category));
8964: if ($allitems->{$item} eq '') {
8965: push(@{$trails},$trailstr);
8966: $allitems->{$item} = scalar(@{$trails})-1;
8967: }
8968: my $deeper = $depth+1;
8969: push(@{$parents},$category);
1.665 raeburn 8970: if (ref($subcats) eq 'HASH') {
8971: my $subcat = &escape($name).':'.$category.':'.$depth;
8972: for (my $j=@{$parents}; $j>=0; $j--) {
8973: my $higher;
8974: if ($j > 0) {
8975: $higher = &escape($parents->[$j]).':'.
8976: &escape($parents->[$j-1]).':'.$j;
8977: } else {
8978: $higher = &escape($parents->[$j]).'::'.$j;
8979: }
8980: push(@{$subcats->{$higher}},$subcat);
8981: }
8982: }
8983: &recurse_categories($cats,$deeper,$name,$trails,$allitems,$parents,
8984: $subcats);
1.655 raeburn 8985: pop(@{$parents});
8986: }
8987: } else {
8988: my $item = &escape($category).':'.&escape($parents->[-1]).':'.$shallower;
8989: my $trailstr = join(' -> ',(@{$parents},$category));
8990: if ($allitems->{$item} eq '') {
8991: push(@{$trails},$trailstr);
8992: $allitems->{$item} = scalar(@{$trails})-1;
8993: }
8994: }
8995: return;
8996: }
8997:
1.663 raeburn 8998: =pod
8999:
9000: =item *&assign_categories_table()
9001:
9002: Create a datatable for display of hierarchical categories in a domain,
9003: with checkboxes to allow a course to be categorized.
9004:
9005: Inputs:
9006:
9007: cathash - reference to hash of categories defined for the domain (from
9008: configuration.db)
9009:
9010: currcat - scalar with an & separated list of categories assigned to a course.
9011:
9012: Returns: $output (markup to be displayed)
9013:
9014: =cut
9015:
9016: sub assign_categories_table {
9017: my ($cathash,$currcat) = @_;
9018: my $output;
9019: if (ref($cathash) eq 'HASH') {
9020: my (@cats,@trails,%allitems,%idx,@jsarray,@path,$maxdepth);
9021: &extract_categories($cathash,\@cats,\@trails,\%allitems,\%idx,\@jsarray);
9022: $maxdepth = scalar(@cats);
9023: if (@cats > 0) {
9024: my $itemcount = 0;
9025: if (ref($cats[0]) eq 'ARRAY') {
9026: $output = &Apache::loncommon::start_data_table();
9027: my @currcategories;
9028: if ($currcat ne '') {
9029: @currcategories = split('&',$currcat);
9030: }
9031: for (my $i=0; $i<@{$cats[0]}; $i++) {
9032: my $parent = $cats[0][$i];
9033: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9034: next if ($parent eq 'instcode');
9035: my $item = &escape($parent).'::0';
9036: my $checked = '';
9037: if (@currcategories > 0) {
9038: if (grep(/^\Q$item\E$/,@currcategories)) {
9039: $checked = ' checked="checked" ';
9040: }
9041: }
1.675 raeburn 9042: $output .= '<tr '.$css_class.'><td><span class="LC_nobreak">'.
9043: '<input type="checkbox" name="usecategory" value="'.
9044: $item.'"'.$checked.' />'.$parent.'</span>'.
9045: '<input type="hidden" name="catname" value="'.$parent.'" /></td>';
1.663 raeburn 9046: my $depth = 1;
9047: push(@path,$parent);
9048: $output .= &assign_category_rows($itemcount,\@cats,$depth,$parent,\@path,\@currcategories);
9049: pop(@path);
9050: $output .= '</tr><tr><td colspan="'.$maxdepth.'" class="LC_row_separator"></td></tr>';
9051: $itemcount ++;
9052: }
9053: $output .= &Apache::loncommon::end_data_table();
9054: }
9055: }
9056: }
9057: return $output;
9058: }
9059:
9060: =pod
9061:
9062: =item *&assign_category_rows()
9063:
9064: Create a datatable row for display of nested categories in a domain,
9065: with checkboxes to allow a course to be categorized,called recursively.
9066:
9067: Inputs:
9068:
9069: itemcount - track row number for alternating colors
9070:
9071: cats - reference to array of arrays/hashes which encapsulates hierarchy of
9072: categories and subcategories.
9073:
9074: depth - current depth in hierarchy of categories and sub-categories - 0 indexed.
9075:
9076: parent - parent of current category item
9077:
9078: path - Array containing all categories back up through the hierarchy from the
9079: current category to the top level.
9080:
9081: currcategories - reference to array of current categories assigned to the course
9082:
9083: Returns: $output (markup to be displayed).
9084:
9085: =cut
9086:
9087: sub assign_category_rows {
9088: my ($itemcount,$cats,$depth,$parent,$path,$currcategories) = @_;
9089: my ($text,$name,$item,$chgstr);
9090: if (ref($cats) eq 'ARRAY') {
9091: my $maxdepth = scalar(@{$cats});
9092: if (ref($cats->[$depth]) eq 'HASH') {
9093: if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
9094: my $numchildren = @{$cats->[$depth]{$parent}};
9095: my $css_class = $itemcount%2?' class="LC_odd_row"':'';
9096: $text .= '<td><table class="LC_datatable">';
9097: for (my $j=0; $j<$numchildren; $j++) {
9098: $name = $cats->[$depth]{$parent}[$j];
9099: $item = &escape($name).':'.&escape($parent).':'.$depth;
9100: my $deeper = $depth+1;
9101: my $checked = '';
9102: if (ref($currcategories) eq 'ARRAY') {
9103: if (@{$currcategories} > 0) {
9104: if (grep(/^\Q$item\E$/,@{$currcategories})) {
9105: $checked = ' checked="checked" ';
9106: }
9107: }
9108: }
1.664 raeburn 9109: $text .= '<tr><td><span class="LC_nobreak"><label>'.
9110: '<input type="checkbox" name="usecategory" value="'.
1.675 raeburn 9111: $item.'"'.$checked.' />'.$name.'</label></span>'.
9112: '<input type="hidden" name="catname" value="'.$name.'" />'.
9113: '</td><td>';
1.663 raeburn 9114: if (ref($path) eq 'ARRAY') {
9115: push(@{$path},$name);
9116: $text .= &assign_category_rows($itemcount,$cats,$deeper,$name,$path,$currcategories);
9117: pop(@{$path});
9118: }
9119: $text .= '</td></tr>';
9120: }
9121: $text .= '</table></td>';
9122: }
9123: }
9124: }
9125: return $text;
9126: }
9127:
1.655 raeburn 9128: ############################################################
9129: ############################################################
9130:
9131:
1.443 albertel 9132: sub commit_customrole {
1.664 raeburn 9133: my ($udom,$uname,$url,$three,$four,$five,$start,$end,$context) = @_;
1.630 raeburn 9134: my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
1.443 albertel 9135: ($start?', '.&mt('starting').' '.localtime($start):'').
9136: ($end?', ending '.localtime($end):'').': <b>'.
9137: &Apache::lonnet::assigncustomrole(
1.664 raeburn 9138: $udom,$uname,$url,$three,$four,$five,$end,$start,undef,undef,$context).
1.443 albertel 9139: '</b><br />';
9140: return $output;
9141: }
9142:
9143: sub commit_standardrole {
1.541 raeburn 9144: my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
9145: my ($output,$logmsg,$linefeed);
9146: if ($context eq 'auto') {
9147: $linefeed = "\n";
9148: } else {
9149: $linefeed = "<br />\n";
9150: }
1.443 albertel 9151: if ($three eq 'st') {
1.541 raeburn 9152: my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
9153: $one,$two,$sec,$context);
9154: if (($result =~ /^error/) || ($result eq 'not_in_class') ||
1.626 raeburn 9155: ($result eq 'unknown_course') || ($result eq 'refused')) {
9156: $output = $logmsg.' '.&mt('Error: ').$result."\n";
1.443 albertel 9157: } else {
1.541 raeburn 9158: $output = $logmsg.$linefeed.&mt('Assigning').' '.$three.' in '.$url.
1.443 albertel 9159: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9160: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
9161: if ($context eq 'auto') {
9162: $output .= $result.$linefeed.&mt('Add to classlist').': ok';
9163: } else {
9164: $output .= '<b>'.$result.'</b>'.$linefeed.
9165: &mt('Add to classlist').': <b>ok</b>';
9166: }
9167: $output .= $linefeed;
1.443 albertel 9168: }
9169: } else {
9170: $output = &mt('Assigning').' '.$three.' in '.$url.
9171: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 9172: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
1.652 raeburn 9173: my $result = &Apache::lonnet::assignrole($udom,$uname,$url,$three,$end,$start,'','',$context);
1.541 raeburn 9174: if ($context eq 'auto') {
9175: $output .= $result.$linefeed;
9176: } else {
9177: $output .= '<b>'.$result.'</b>'.$linefeed;
9178: }
1.443 albertel 9179: }
9180: return $output;
9181: }
9182:
9183: sub commit_studentrole {
1.541 raeburn 9184: my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
1.626 raeburn 9185: my ($result,$linefeed,$oldsecurl,$newsecurl);
1.541 raeburn 9186: if ($context eq 'auto') {
9187: $linefeed = "\n";
9188: } else {
9189: $linefeed = '<br />'."\n";
9190: }
1.443 albertel 9191: if (defined($one) && defined($two)) {
9192: my $cid=$one.'_'.$two;
9193: my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
9194: my $secchange = 0;
9195: my $expire_role_result;
9196: my $modify_section_result;
1.628 raeburn 9197: if ($oldsec ne '-1') {
9198: if ($oldsec ne $sec) {
1.443 albertel 9199: $secchange = 1;
1.628 raeburn 9200: my $now = time;
1.443 albertel 9201: my $uurl='/'.$cid;
9202: $uurl=~s/\_/\//g;
9203: if ($oldsec) {
9204: $uurl.='/'.$oldsec;
9205: }
1.626 raeburn 9206: $oldsecurl = $uurl;
1.628 raeburn 9207: $expire_role_result =
1.652 raeburn 9208: &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now,'','',$context);
1.628 raeburn 9209: if ($env{'request.course.sec'} ne '') {
9210: if ($expire_role_result eq 'refused') {
9211: my @roles = ('st');
9212: my @statuses = ('previous');
9213: my @roledoms = ($one);
9214: my $withsec = 1;
9215: my %roleshash =
9216: &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
9217: \@statuses,\@roles,\@roledoms,$withsec);
9218: if (defined ($roleshash{$two.':'.$one.':st:'.$oldsec})) {
9219: my ($oldstart,$oldend) =
9220: split(':',$roleshash{$two.':'.$one.':st:'.$oldsec});
9221: if ($oldend > 0 && $oldend <= $now) {
9222: $expire_role_result = 'ok';
9223: }
9224: }
9225: }
9226: }
1.443 albertel 9227: $result = $expire_role_result;
9228: }
9229: }
9230: if (($expire_role_result eq 'ok') || ($secchange == 0)) {
1.652 raeburn 9231: $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid,'',$context);
1.443 albertel 9232: if ($modify_section_result =~ /^ok/) {
9233: if ($secchange == 1) {
1.628 raeburn 9234: if ($sec eq '') {
9235: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to student role without a section.',$uname,$oldsec).$linefeed;
9236: } else {
9237: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to new section: [_3].',$uname,$oldsec,$sec).$linefeed;
9238: }
1.443 albertel 9239: } elsif ($oldsec eq '-1') {
1.628 raeburn 9240: if ($sec eq '') {
9241: $$logmsg .= &mt('New student role without a section for [_1] in course [_2].',$uname,$cid).$linefeed;
9242: } else {
9243: $$logmsg .= &mt('New student role for [_1] in section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9244: }
1.443 albertel 9245: } else {
1.628 raeburn 9246: if ($sec eq '') {
9247: $$logmsg .= &mt('Student [_1] assigned to course [_2] without a section.',$uname,$cid).$linefeed;
9248: } else {
9249: $$logmsg .= &mt('Student [_1] assigned to section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
9250: }
1.443 albertel 9251: }
9252: } else {
1.628 raeburn 9253: if ($secchange) {
9254: $$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;
9255: } else {
9256: $$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
9257: }
1.443 albertel 9258: }
9259: $result = $modify_section_result;
9260: } elsif ($secchange == 1) {
1.628 raeburn 9261: if ($oldsec eq '') {
9262: $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_3] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
9263: } else {
9264: $$logmsg .= &mt('Error when attempting to expire existing role for [_1] in section [_2] in course [_3] -error: ',$uname,$oldsec,$cid).' '.$expire_role_result.$linefeed;
9265: }
1.626 raeburn 9266: if ($expire_role_result eq 'refused') {
9267: my $newsecurl = '/'.$cid;
9268: $newsecurl =~ s/\_/\//g;
9269: if ($sec ne '') {
9270: $newsecurl.='/'.$sec;
9271: }
9272: if (&Apache::lonnet::allowed('cst',$newsecurl) && !(&Apache::lonnet::allowed('cst',$oldsecurl))) {
9273: if ($sec eq '') {
9274: $$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;
9275: } else {
9276: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments in other sections.',$sec).$linefeed;
9277: }
9278: }
9279: }
1.443 albertel 9280: }
9281: } else {
1.626 raeburn 9282: $$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 9283: $result = "error: incomplete course id\n";
9284: }
9285: return $result;
9286: }
9287:
9288: ############################################################
9289: ############################################################
9290:
1.566 albertel 9291: sub check_clone {
1.578 raeburn 9292: my ($args,$linefeed) = @_;
1.566 albertel 9293: my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
9294: my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
9295: my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
9296: my $clonemsg;
9297: my $can_clone = 0;
9298:
9299: if ($clonehome eq 'no_host') {
1.578 raeburn 9300: $clonemsg = &mt('No new course created.').$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 9301: } else {
9302: my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
1.568 albertel 9303: if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
1.566 albertel 9304: $can_clone = 1;
9305: } else {
9306: my %clonehash = &Apache::lonnet::get('environment',['cloners'],
9307: $args->{'clonedomain'},$args->{'clonecourse'});
9308: my @cloners = split(/,/,$clonehash{'cloners'});
1.578 raeburn 9309: if (grep(/^\*$/,@cloners)) {
9310: $can_clone = 1;
9311: } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
9312: $can_clone = 1;
9313: } else {
9314: my %roleshash =
9315: &Apache::lonnet::get_my_roles($args->{'ccuname'},
9316: $args->{'ccdomain'},
9317: 'userroles',['active'],['cc'],
9318: [$args->{'clonedomain'}]);
9319: if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
9320: $can_clone = 1;
9321: } else {
9322: $clonemsg = &mt('No new course created.').$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'},$clonedesc{'description'});
9323: }
1.566 albertel 9324: }
1.578 raeburn 9325: }
1.566 albertel 9326: }
9327: return ($can_clone, $clonemsg, $cloneid, $clonehome);
9328: }
9329:
1.444 albertel 9330: sub construct_course {
1.541 raeburn 9331: my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
1.444 albertel 9332: my $outcome;
1.541 raeburn 9333: my $linefeed = '<br />'."\n";
9334: if ($context eq 'auto') {
9335: $linefeed = "\n";
9336: }
1.566 albertel 9337:
9338: #
9339: # Are we cloning?
9340: #
9341: my ($can_clone, $clonemsg, $cloneid, $clonehome);
9342: if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
1.578 raeburn 9343: ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
1.566 albertel 9344: if ($context ne 'auto') {
1.578 raeburn 9345: if ($clonemsg ne '') {
9346: $clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
9347: }
1.566 albertel 9348: }
9349: $outcome .= $clonemsg.$linefeed;
9350:
9351: if (!$can_clone) {
9352: return (0,$outcome);
9353: }
9354: }
9355:
1.444 albertel 9356: #
9357: # Open course
9358: #
9359: my $crstype = lc($args->{'crstype'});
9360: my %cenv=();
9361: $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
9362: $args->{'cdescr'},
9363: $args->{'curl'},
9364: $args->{'course_home'},
9365: $args->{'nonstandard'},
9366: $args->{'crscode'},
9367: $args->{'ccuname'}.':'.
9368: $args->{'ccdomain'},
9369: $args->{'crstype'});
9370:
9371: # Note: The testing routines depend on this being output; see
9372: # Utils::Course. This needs to at least be output as a comment
9373: # if anyone ever decides to not show this, and Utils::Course::new
9374: # will need to be suitably modified.
1.541 raeburn 9375: $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
1.444 albertel 9376: #
9377: # Check if created correctly
9378: #
1.479 albertel 9379: ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
1.444 albertel 9380: my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
1.541 raeburn 9381: $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
1.566 albertel 9382:
1.444 albertel 9383: #
1.566 albertel 9384: # Do the cloning
9385: #
9386: if ($can_clone && $cloneid) {
9387: $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
9388: if ($context ne 'auto') {
9389: $clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
9390: }
9391: $outcome .= $clonemsg.$linefeed;
9392: my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
1.444 albertel 9393: # Copy all files
1.637 www 9394: &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
1.444 albertel 9395: # Restore URL
1.566 albertel 9396: $cenv{'url'}=$oldcenv{'url'};
1.444 albertel 9397: # Restore title
1.566 albertel 9398: $cenv{'description'}=$oldcenv{'description'};
1.444 albertel 9399: # Mark as cloned
1.566 albertel 9400: $cenv{'clonedfrom'}=$cloneid;
1.638 www 9401: # Need to clone grading mode
9402: my %newenv=&Apache::lonnet::get('environment',['grading'],$$crsudom,$$crsunum);
9403: $cenv{'grading'}=$newenv{'grading'};
9404: # Do not clone these environment entries
9405: &Apache::lonnet::del('environment',
9406: ['default_enrollment_start_date',
9407: 'default_enrollment_end_date',
9408: 'question.email',
9409: 'policy.email',
9410: 'comment.email',
9411: 'pch.users.denied',
1.725 raeburn 9412: 'plc.users.denied',
9413: 'hidefromcat',
9414: 'categories'],
1.638 www 9415: $$crsudom,$$crsunum);
1.444 albertel 9416: }
1.566 albertel 9417:
1.444 albertel 9418: #
9419: # Set environment (will override cloned, if existing)
9420: #
9421: my @sections = ();
9422: my @xlists = ();
9423: if ($args->{'crstype'}) {
9424: $cenv{'type'}=$args->{'crstype'};
9425: }
9426: if ($args->{'crsid'}) {
9427: $cenv{'courseid'}=$args->{'crsid'};
9428: }
9429: if ($args->{'crscode'}) {
9430: $cenv{'internal.coursecode'}=$args->{'crscode'};
9431: }
9432: if ($args->{'crsquota'} ne '') {
9433: $cenv{'internal.coursequota'}=$args->{'crsquota'};
9434: } else {
9435: $cenv{'internal.coursequota'}=$args->{'crsquota'} = 20;
9436: }
9437: if ($args->{'ccuname'}) {
9438: $cenv{'internal.courseowner'} = $args->{'ccuname'}.
9439: ':'.$args->{'ccdomain'};
9440: } else {
9441: $cenv{'internal.courseowner'} = $args->{'curruser'};
9442: }
9443: my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
9444: if ($args->{'crssections'}) {
9445: $cenv{'internal.sectionnums'} = '';
9446: if ($args->{'crssections'} =~ m/,/) {
9447: @sections = split/,/,$args->{'crssections'};
9448: } else {
9449: $sections[0] = $args->{'crssections'};
9450: }
9451: if (@sections > 0) {
9452: foreach my $item (@sections) {
9453: my ($sec,$gp) = split/:/,$item;
9454: my $class = $args->{'crscode'}.$sec;
9455: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
9456: $cenv{'internal.sectionnums'} .= $item.',';
9457: unless ($addcheck eq 'ok') {
9458: push @badclasses, $class;
9459: }
9460: }
9461: $cenv{'internal.sectionnums'} =~ s/,$//;
9462: }
9463: }
9464: # do not hide course coordinator from staff listing,
9465: # even if privileged
9466: $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9467: # add crosslistings
9468: if ($args->{'crsxlist'}) {
9469: $cenv{'internal.crosslistings'}='';
9470: if ($args->{'crsxlist'} =~ m/,/) {
9471: @xlists = split/,/,$args->{'crsxlist'};
9472: } else {
9473: $xlists[0] = $args->{'crsxlist'};
9474: }
9475: if (@xlists > 0) {
9476: foreach my $item (@xlists) {
9477: my ($xl,$gp) = split/:/,$item;
9478: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
9479: $cenv{'internal.crosslistings'} .= $item.',';
9480: unless ($addcheck eq 'ok') {
9481: push @badclasses, $xl;
9482: }
9483: }
9484: $cenv{'internal.crosslistings'} =~ s/,$//;
9485: }
9486: }
9487: if ($args->{'autoadds'}) {
9488: $cenv{'internal.autoadds'}=$args->{'autoadds'};
9489: }
9490: if ($args->{'autodrops'}) {
9491: $cenv{'internal.autodrops'}=$args->{'autodrops'};
9492: }
9493: # check for notification of enrollment changes
9494: my @notified = ();
9495: if ($args->{'notify_owner'}) {
9496: if ($args->{'ccuname'} ne '') {
9497: push(@notified,$args->{'ccuname'}.':'.$args->{'ccdomain'});
9498: }
9499: }
9500: if ($args->{'notify_dc'}) {
9501: if ($uname ne '') {
1.630 raeburn 9502: push(@notified,$uname.':'.$udom);
1.444 albertel 9503: }
9504: }
9505: if (@notified > 0) {
9506: my $notifylist;
9507: if (@notified > 1) {
9508: $notifylist = join(',',@notified);
9509: } else {
9510: $notifylist = $notified[0];
9511: }
9512: $cenv{'internal.notifylist'} = $notifylist;
9513: }
9514: if (@badclasses > 0) {
9515: my %lt=&Apache::lonlocal::texthash(
9516: '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',
9517: 'dnhr' => 'does not have rights to access enrollment in these classes',
9518: 'adby' => 'as determined by the policies of your institution on access to official classlists'
9519: );
1.541 raeburn 9520: my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
9521: ' ('.$lt{'adby'}.')';
9522: if ($context eq 'auto') {
9523: $outcome .= $badclass_msg.$linefeed;
1.566 albertel 9524: $outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
1.541 raeburn 9525: foreach my $item (@badclasses) {
9526: if ($context eq 'auto') {
9527: $outcome .= " - $item\n";
9528: } else {
9529: $outcome .= "<li>$item</li>\n";
9530: }
9531: }
9532: if ($context eq 'auto') {
9533: $outcome .= $linefeed;
9534: } else {
1.566 albertel 9535: $outcome .= "</ul><br /><br /></div>\n";
1.541 raeburn 9536: }
9537: }
1.444 albertel 9538: }
9539: if ($args->{'no_end_date'}) {
9540: $args->{'endaccess'} = 0;
9541: }
9542: $cenv{'internal.autostart'}=$args->{'enrollstart'};
9543: $cenv{'internal.autoend'}=$args->{'enrollend'};
9544: $cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
9545: $cenv{'default_enrollment_end_date'}=$args->{'endaccess'};
9546: if ($args->{'showphotos'}) {
9547: $cenv{'internal.showphotos'}=$args->{'showphotos'};
9548: }
9549: $cenv{'internal.authtype'} = $args->{'authtype'};
9550: $cenv{'internal.autharg'} = $args->{'autharg'};
9551: if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
9552: if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'} eq '') {
1.541 raeburn 9553: my $krb_msg = &mt('As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student');
9554: if ($context eq 'auto') {
9555: $outcome .= $krb_msg;
9556: } else {
1.566 albertel 9557: $outcome .= '<span class="LC_error">'.$krb_msg.'</span>';
1.541 raeburn 9558: }
9559: $outcome .= $linefeed;
1.444 albertel 9560: }
9561: }
9562: if (($args->{'ccdomain'}) && ($args->{'ccuname'})) {
9563: if ($args->{'setpolicy'}) {
9564: $cenv{'policy.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9565: }
9566: if ($args->{'setcontent'}) {
9567: $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
9568: }
9569: }
9570: if ($args->{'reshome'}) {
9571: $cenv{'reshome'}=$args->{'reshome'}.'/';
9572: $cenv{'reshome'}=~s/\/+$/\//;
9573: }
9574: #
9575: # course has keyed access
9576: #
9577: if ($args->{'setkeys'}) {
9578: $cenv{'keyaccess'}='yes';
9579: }
9580: # if specified, key authority is not course, but user
9581: # only active if keyaccess is yes
9582: if ($args->{'keyauth'}) {
1.487 albertel 9583: my ($user,$domain) = split(':',$args->{'keyauth'});
9584: $user = &LONCAPA::clean_username($user);
9585: $domain = &LONCAPA::clean_username($domain);
1.488 foxr 9586: if ($user ne '' && $domain ne '') {
1.487 albertel 9587: $cenv{'keyauth'}=$user.':'.$domain;
1.444 albertel 9588: }
9589: }
9590:
9591: if ($args->{'disresdis'}) {
9592: $cenv{'pch.roles.denied'}='st';
9593: }
9594: if ($args->{'disablechat'}) {
9595: $cenv{'plc.roles.denied'}='st';
9596: }
9597:
9598: # Record we've not yet viewed the Course Initialization Helper for this
9599: # course
9600: $cenv{'course.helper.not.run'} = 1;
9601: #
9602: # Use new Randomseed
9603: #
9604: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
9605: $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
9606: #
9607: # The encryption code and receipt prefix for this course
9608: #
9609: $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
9610: $cenv{'internal.encpref'}=100+int(9*rand(99));
9611: #
9612: # By default, use standard grading
9613: if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
9614:
1.541 raeburn 9615: $outcome .= $linefeed.&mt('Setting environment').': '.
9616: &Apache::lonnet::put('environment',\%cenv,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9617: #
9618: # Open all assignments
9619: #
9620: if ($args->{'openall'}) {
9621: my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
9622: my %storecontent = ($storeunder => time,
9623: $storeunder.'.type' => 'date_start');
9624:
9625: $outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
1.541 raeburn 9626: ('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 9627: }
9628: #
9629: # Set first page
9630: #
9631: unless (($args->{'nonstandard'}) || ($args->{'firstres'} eq 'blank')
9632: || ($cloneid)) {
1.445 albertel 9633: use LONCAPA::map;
1.444 albertel 9634: $outcome .= &mt('Setting first resource').': ';
1.445 albertel 9635:
9636: my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
9637: my ($errtext,$fatal)=&LONCAPA::map::mapread($map);
9638:
1.444 albertel 9639: $outcome .= ($fatal?$errtext:'read ok').' - ';
9640: my $title; my $url;
9641: if ($args->{'firstres'} eq 'syl') {
1.690 bisitz 9642: $title=&mt('Syllabus');
1.444 albertel 9643: $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
9644: } else {
1.690 bisitz 9645: $title=&mt('Navigate Contents');
1.444 albertel 9646: $url='/adm/navmaps';
9647: }
1.445 albertel 9648:
9649: $LONCAPA::map::resources[1]=$title.':'.$url.':false:start:res';
9650: (my $outtext,$errtext) = &LONCAPA::map::storemap($map,1);
9651:
9652: if ($errtext) { $fatal=2; }
1.541 raeburn 9653: $outcome .= ($fatal?$errtext:'write ok').$linefeed;
1.444 albertel 9654: }
1.566 albertel 9655:
9656: return (1,$outcome);
1.444 albertel 9657: }
9658:
9659: ############################################################
9660: ############################################################
9661:
1.378 raeburn 9662: sub course_type {
9663: my ($cid) = @_;
9664: if (!defined($cid)) {
9665: $cid = $env{'request.course.id'};
9666: }
1.404 albertel 9667: if (defined($env{'course.'.$cid.'.type'})) {
9668: return $env{'course.'.$cid.'.type'};
1.378 raeburn 9669: } else {
9670: return 'Course';
1.377 raeburn 9671: }
9672: }
1.156 albertel 9673:
1.406 raeburn 9674: sub group_term {
9675: my $crstype = &course_type();
9676: my %names = (
9677: 'Course' => 'group',
9678: 'Group' => 'team',
9679: );
9680: return $names{$crstype};
9681: }
9682:
1.156 albertel 9683: sub icon {
9684: my ($file)=@_;
1.505 albertel 9685: my $curfext = lc((split(/\./,$file))[-1]);
1.168 albertel 9686: my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
1.156 albertel 9687: my $embstyle = &Apache::loncommon::fileembstyle($curfext);
1.168 albertel 9688: if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {
9689: if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
9690: $Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9691: $curfext.".gif") {
9692: $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
9693: $curfext.".gif";
9694: }
9695: }
1.249 albertel 9696: return &lonhttpdurl($iconname);
1.154 albertel 9697: }
1.84 albertel 9698:
1.575 albertel 9699: sub lonhttpdurl {
1.692 www 9700: #
9701: # Had been used for "small fry" static images on separate port 8080.
9702: # Modify here if lightweight http functionality desired again.
9703: # Currently eliminated due to increasing firewall issues.
9704: #
1.575 albertel 9705: my ($url)=@_;
1.692 www 9706: return $url;
1.215 albertel 9707: }
9708:
1.213 albertel 9709: sub connection_aborted {
9710: my ($r)=@_;
9711: $r->print(" ");$r->rflush();
9712: my $c = $r->connection;
9713: return $c->aborted();
9714: }
9715:
1.221 foxr 9716: # Escapes strings that may have embedded 's that will be put into
1.222 foxr 9717: # strings as 'strings'.
9718: sub escape_single {
1.221 foxr 9719: my ($input) = @_;
1.223 albertel 9720: $input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
1.221 foxr 9721: $input =~ s/\'/\\\'/g; # Esacpe the 's....
9722: return $input;
9723: }
1.223 albertel 9724:
1.222 foxr 9725: # Same as escape_single, but escape's "'s This
9726: # can be used for "strings"
9727: sub escape_double {
9728: my ($input) = @_;
9729: $input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
9730: $input =~ s/\"/\\\"/g; # Esacpe the "s....
9731: return $input;
9732: }
1.223 albertel 9733:
1.222 foxr 9734: # Escapes the last element of a full URL.
9735: sub escape_url {
9736: my ($url) = @_;
1.238 raeburn 9737: my @urlslices = split(/\//, $url,-1);
1.369 www 9738: my $lastitem = &escape(pop(@urlslices));
1.223 albertel 9739: return join('/',@urlslices).'/'.$lastitem;
1.222 foxr 9740: }
1.462 albertel 9741:
9742: # -------------------------------------------------------- Initliaze user login
9743: sub init_user_environment {
1.463 albertel 9744: my ($r, $username, $domain, $authhost, $form, $args) = @_;
1.462 albertel 9745: my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
9746:
9747: my $public=($username eq 'public' && $domain eq 'public');
9748:
9749: # See if old ID present, if so, remove
9750:
9751: my ($filename,$cookie,$userroles);
9752: my $now=time;
9753:
9754: if ($public) {
9755: my $max_public=100;
9756: my $oldest;
9757: my $oldest_time=0;
9758: for(my $next=1;$next<=$max_public;$next++) {
9759: if (-e $lonids."/publicuser_$next.id") {
9760: my $mtime=(stat($lonids."/publicuser_$next.id"))[9];
9761: if ($mtime<$oldest_time || !$oldest_time) {
9762: $oldest_time=$mtime;
9763: $oldest=$next;
9764: }
9765: } else {
9766: $cookie="publicuser_$next";
9767: last;
9768: }
9769: }
9770: if (!$cookie) { $cookie="publicuser_$oldest"; }
9771: } else {
1.463 albertel 9772: # if this isn't a robot, kill any existing non-robot sessions
9773: if (!$args->{'robot'}) {
9774: opendir(DIR,$lonids);
9775: while ($filename=readdir(DIR)) {
9776: if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
9777: unlink($lonids.'/'.$filename);
9778: }
1.462 albertel 9779: }
1.463 albertel 9780: closedir(DIR);
1.462 albertel 9781: }
9782: # Give them a new cookie
1.463 albertel 9783: my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
1.684 www 9784: : $now.$$.int(rand(10000)));
1.463 albertel 9785: $cookie="$username\_$id\_$domain\_$authhost";
1.462 albertel 9786:
9787: # Initialize roles
9788:
9789: $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost);
9790: }
9791: # ------------------------------------ Check browser type and MathML capability
9792:
9793: my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
9794: $clientunicode,$clientos) = &decode_user_agent($r);
9795:
9796: # -------------------------------------- Any accessibility options to remember?
9797: if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
9798: foreach my $option ('imagesuppress','appletsuppress',
9799: 'embedsuppress','fontenhance','blackwhite') {
9800: if ($form->{$option} eq 'true') {
9801: &Apache::lonnet::put('environment',{$option => 'on'},
9802: $domain,$username);
9803: } else {
9804: &Apache::lonnet::del('environment',[$option],
9805: $domain,$username);
9806: }
9807: }
9808: }
9809: # ------------------------------------------------------------- Get environment
9810:
9811: my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
9812: my ($tmp) = keys(%userenv);
9813: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
9814: # default remote control to off
9815: if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
9816: } else {
9817: undef(%userenv);
9818: }
9819: if (($userenv{'interface'}) && (!$form->{'interface'})) {
9820: $form->{'interface'}=$userenv{'interface'};
9821: }
9822: $env{'environment.remote'}=$userenv{'remote'};
9823: if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
9824:
9825: # --------------- Do not trust query string to be put directly into environment
9826: foreach my $option ('imagesuppress','appletsuppress',
9827: 'embedsuppress','fontenhance','blackwhite',
9828: 'interface','localpath','localres') {
9829: $form->{$option}=~s/[\n\r\=]//gs;
9830: }
9831: # --------------------------------------------------------- Write first profile
9832:
9833: {
9834: my %initial_env =
9835: ("user.name" => $username,
9836: "user.domain" => $domain,
9837: "user.home" => $authhost,
9838: "browser.type" => $clientbrowser,
9839: "browser.version" => $clientversion,
9840: "browser.mathml" => $clientmathml,
9841: "browser.unicode" => $clientunicode,
9842: "browser.os" => $clientos,
9843: "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
9844: "request.course.fn" => '',
9845: "request.course.uri" => '',
9846: "request.course.sec" => '',
9847: "request.role" => 'cm',
9848: "request.role.adv" => $env{'user.adv'},
9849: "request.host" => $ENV{'REMOTE_ADDR'},);
9850:
9851: if ($form->{'localpath'}) {
9852: $initial_env{"browser.localpath"} = $form->{'localpath'};
9853: $initial_env{"browser.localres"} = $form->{'localres'};
9854: }
9855:
9856: if ($public) {
9857: $initial_env{"environment.remote"} = "off";
9858: }
9859: if ($form->{'interface'}) {
9860: $form->{'interface'}=~s/\W//gs;
9861: $initial_env{"browser.interface"} = $form->{'interface'};
9862: $env{'browser.interface'}=$form->{'interface'};
9863: foreach my $option ('imagesuppress','appletsuppress',
9864: 'embedsuppress','fontenhance','blackwhite') {
9865: if (($form->{$option} eq 'true') ||
9866: ($userenv{$option} eq 'on')) {
9867: $initial_env{"browser.$option"} = "on";
9868: }
9869: }
9870: }
9871:
1.724 raeburn 9872: foreach my $tool ('aboutme','blog','portfolio') {
9873: $userenv{'availabletools.'.$tool} =
9874: &Apache::lonnet::usertools_access($username,$domain,$tool,'reload');
9875: }
9876:
1.462 albertel 9877: $env{'user.environment'} = "$lonids/$cookie.id";
9878:
9879: if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
9880: &GDBM_WRCREAT(),0640)) {
9881: &_add_to_env(\%disk_env,\%initial_env);
9882: &_add_to_env(\%disk_env,\%userenv,'environment.');
9883: &_add_to_env(\%disk_env,$userroles);
1.463 albertel 9884: if (ref($args->{'extra_env'})) {
9885: &_add_to_env(\%disk_env,$args->{'extra_env'});
9886: }
1.462 albertel 9887: untie(%disk_env);
9888: } else {
1.705 tempelho 9889: &Apache::lonnet::logthis("<span style=\"color:blue;\">WARNING: ".
9890: 'Could not create environment storage in lonauth: '.$!.'</span>');
1.462 albertel 9891: return 'error: '.$!;
9892: }
9893: }
9894: $env{'request.role'}='cm';
9895: $env{'request.role.adv'}=$env{'user.adv'};
9896: $env{'browser.type'}=$clientbrowser;
9897:
9898: return $cookie;
9899:
9900: }
9901:
9902: sub _add_to_env {
9903: my ($idf,$env_data,$prefix) = @_;
1.676 raeburn 9904: if (ref($env_data) eq 'HASH') {
9905: while (my ($key,$value) = each(%$env_data)) {
9906: $idf->{$prefix.$key} = $value;
9907: $env{$prefix.$key} = $value;
9908: }
1.462 albertel 9909: }
9910: }
9911:
1.685 tempelho 9912: # --- Get the symbolic name of a problem and the url
9913: sub get_symb {
9914: my ($request,$silent) = @_;
1.726 raeburn 9915: (my $url=$env{'form.url'}) =~ s-^https?\://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
1.685 tempelho 9916: my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
9917: if ($symb eq '') {
9918: if (!$silent) {
9919: $request->print("Unable to handle ambiguous references:$url:.");
9920: return ();
9921: }
9922: }
9923: &Apache::lonenc::check_decrypt(\$symb);
9924: return ($symb);
9925: }
9926:
9927: # --------------------------------------------------------------Get annotation
9928:
9929: sub get_annotation {
9930: my ($symb,$enc) = @_;
9931:
9932: my $key = $symb;
9933: if (!$enc) {
9934: $key =
9935: &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
9936: }
9937: my %annotation=&Apache::lonnet::get('nohist_annotations',[$key]);
9938: return $annotation{$key};
9939: }
9940:
9941: sub clean_symb {
1.731 raeburn 9942: my ($symb,$delete_enc) = @_;
1.685 tempelho 9943:
9944: &Apache::lonenc::check_decrypt(\$symb);
9945: my $enc = $env{'request.enc'};
1.731 raeburn 9946: if ($delete_enc) {
1.730 raeburn 9947: delete($env{'request.enc'});
9948: }
1.685 tempelho 9949:
9950: return ($symb,$enc);
9951: }
1.462 albertel 9952:
1.41 ng 9953: =pod
9954:
9955: =back
9956:
1.112 bowersj2 9957: =cut
1.41 ng 9958:
1.112 bowersj2 9959: 1;
9960: __END__;
1.41 ng 9961:
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