Annotation of loncom/interface/loncommon.pm, revision 1.611
1.10 albertel 1: # The LearningOnline Network with CAPA
1.1 albertel 2: # a pile of common routines
1.10 albertel 3: #
1.611 ! albertel 4: # $Id: loncommon.pm,v 1.610 2007/11/06 19:02:57 albertel Exp $
1.10 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.1 albertel 28:
29: # Makes a table out of the previous attempts
1.2 albertel 30: # Inputs result_from_symbread, user, domain, course_id
1.16 harris41 31: # Reads in non-network-related .tab files
1.1 albertel 32:
1.35 matthew 33: # POD header:
34:
1.45 matthew 35: =pod
36:
1.35 matthew 37: =head1 NAME
38:
39: Apache::loncommon - pile of common routines
40:
41: =head1 SYNOPSIS
42:
1.112 bowersj2 43: Common routines for manipulating connections, student answers,
44: domains, common Javascript fragments, etc.
1.35 matthew 45:
1.112 bowersj2 46: =head1 OVERVIEW
1.35 matthew 47:
1.112 bowersj2 48: A collection of commonly used subroutines that don't have a natural
49: home anywhere else. This collection helps remove
1.35 matthew 50: redundancy from other modules and increase efficiency of memory usage.
51:
52: =cut
53:
54: # End of POD header
1.1 albertel 55: package Apache::loncommon;
56:
57: use strict;
1.258 albertel 58: use Apache::lonnet;
1.46 matthew 59: use GDBM_File;
1.51 www 60: use POSIX qw(strftime mktime);
1.82 www 61: use Apache::lonmenu();
1.498 albertel 62: use Apache::lonenc();
1.117 www 63: use Apache::lonlocal;
1.139 matthew 64: use HTML::Entities;
1.334 albertel 65: use Apache::lonhtmlcommon();
66: use Apache::loncoursedata();
1.344 albertel 67: use Apache::lontexconvert();
1.444 albertel 68: use Apache::lonclonecourse();
1.479 albertel 69: use LONCAPA qw(:DEFAULT :match);
1.117 www 70:
1.517 raeburn 71: # ---------------------------------------------- Designs
72: use vars qw(%defaultdesign);
73:
1.22 www 74: my $readit;
75:
1.517 raeburn 76:
1.157 matthew 77: ##
78: ## Global Variables
79: ##
1.46 matthew 80:
1.20 www 81: # ----------------------------------------------- Filetypes/Languages/Copyright
1.12 harris41 82: my %language;
1.124 www 83: my %supported_language;
1.12 harris41 84: my %cprtag;
1.192 taceyjo1 85: my %scprtag;
1.351 www 86: my %fe; my %fd; my %fm;
1.41 ng 87: my %category_extensions;
1.12 harris41 88:
1.46 matthew 89: # ---------------------------------------------- Thesaurus variables
1.144 matthew 90: #
91: # %Keywords:
92: # A hash used by &keyword to determine if a word is considered a keyword.
93: # $thesaurus_db_file
94: # Scalar containing the full path to the thesaurus database.
1.46 matthew 95:
96: my %Keywords;
97: my $thesaurus_db_file;
98:
1.144 matthew 99: #
100: # Initialize values from language.tab, copyright.tab, filetypes.tab,
101: # thesaurus.tab, and filecategories.tab.
102: #
1.18 www 103: BEGIN {
1.46 matthew 104: # Variable initialization
105: $thesaurus_db_file = $Apache::lonnet::perlvar{'lonTabDir'}."/thesaurus.db";
106: #
1.22 www 107: unless ($readit) {
1.12 harris41 108: # ------------------------------------------------------------------- languages
109: {
1.158 raeburn 110: my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}.
111: '/language.tab';
112: if ( open(my $fh,"<$langtabfile") ) {
1.356 albertel 113: while (my $line = <$fh>) {
114: next if ($line=~/^\#/);
115: chomp($line);
116: my ($key,$two,$country,$three,$enc,$val,$sup)=(split(/\t/,$line));
1.158 raeburn 117: $language{$key}=$val.' - '.$enc;
118: if ($sup) {
119: $supported_language{$key}=$sup;
120: }
121: }
122: close($fh);
123: }
1.12 harris41 124: }
125: # ------------------------------------------------------------------ copyrights
126: {
1.158 raeburn 127: my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
128: '/copyright.tab';
129: if ( open (my $fh,"<$copyrightfile") ) {
1.356 albertel 130: while (my $line = <$fh>) {
131: next if ($line=~/^\#/);
132: chomp($line);
133: my ($key,$val)=(split(/\s+/,$line,2));
1.158 raeburn 134: $cprtag{$key}=$val;
135: }
136: close($fh);
137: }
1.12 harris41 138: }
1.351 www 139: # ----------------------------------------------------------- source copyrights
1.192 taceyjo1 140: {
141: my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}.
142: '/source_copyright.tab';
143: if ( open (my $fh,"<$sourcecopyrightfile") ) {
1.356 albertel 144: while (my $line = <$fh>) {
145: next if ($line =~ /^\#/);
146: chomp($line);
147: my ($key,$val)=(split(/\s+/,$line,2));
1.192 taceyjo1 148: $scprtag{$key}=$val;
149: }
150: close($fh);
151: }
152: }
1.63 www 153:
1.517 raeburn 154: # -------------------------------------------------------------- default domain designs
1.63 www 155: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
1.517 raeburn 156: my $designfile = $designdir.'/default.tab';
157: if ( open (my $fh,"<$designfile") ) {
158: while (my $line = <$fh>) {
159: next if ($line =~ /^\#/);
160: chomp($line);
161: my ($key,$val)=(split(/\=/,$line));
162: if ($val) { $defaultdesign{$key}=$val; }
163: }
164: close($fh);
1.63 www 165: }
166:
1.15 harris41 167: # ------------------------------------------------------------- file categories
168: {
1.158 raeburn 169: my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}.
170: '/filecategories.tab';
171: if ( open (my $fh,"<$categoryfile") ) {
1.356 albertel 172: while (my $line = <$fh>) {
173: next if ($line =~ /^\#/);
174: chomp($line);
175: my ($extension,$category)=(split(/\s+/,$line,2));
1.158 raeburn 176: push @{$category_extensions{lc($category)}},$extension;
177: }
178: close($fh);
179: }
180:
1.15 harris41 181: }
1.12 harris41 182: # ------------------------------------------------------------------ file types
183: {
1.158 raeburn 184: my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}.
185: '/filetypes.tab';
186: if ( open (my $fh,"<$typesfile") ) {
1.356 albertel 187: while (my $line = <$fh>) {
188: next if ($line =~ /^\#/);
189: chomp($line);
190: my ($ending,$emb,$mime,$descr)=split(/\s+/,$line,4);
1.158 raeburn 191: if ($descr ne '') {
192: $fe{$ending}=lc($emb);
193: $fd{$ending}=$descr;
1.351 www 194: if ($mime ne 'unk') { $fm{$ending}=$mime; }
1.158 raeburn 195: }
196: }
197: close($fh);
198: }
1.12 harris41 199: }
1.22 www 200: &Apache::lonnet::logthis(
1.46 matthew 201: "<font color=yellow>INFO: Read file types</font>");
1.22 www 202: $readit=1;
1.46 matthew 203: } # end of unless($readit)
1.32 matthew 204:
205: }
1.112 bowersj2 206:
1.42 matthew 207: ###############################################################
208: ## HTML and Javascript Helper Functions ##
209: ###############################################################
210:
211: =pod
212:
1.112 bowersj2 213: =head1 HTML and Javascript Functions
1.42 matthew 214:
1.112 bowersj2 215: =over 4
216:
217: =item * browser_and_searcher_javascript ()
218:
219: X<browsing, javascript>X<searching, javascript>Returns a string
220: containing javascript with two functions, C<openbrowser> and
221: C<opensearcher>. Returned string does not contain E<lt>scriptE<gt>
222: tags.
1.42 matthew 223:
1.112 bowersj2 224: =item * openbrowser(formname,elementname,only,omit) [javascript]
1.42 matthew 225:
226: inputs: formname, elementname, only, omit
227:
228: formname and elementname indicate the name of the html form and name of
229: the element that the results of the browsing selection are to be placed in.
230:
231: Specifying 'only' will restrict the browser to displaying only files
1.185 www 232: with the given extension. Can be a comma separated list.
1.42 matthew 233:
234: Specifying 'omit' will restrict the browser to NOT displaying files
1.185 www 235: with the given extension. Can be a comma separated list.
1.42 matthew 236:
1.112 bowersj2 237: =item * opensearcher(formname, elementname) [javascript]
1.42 matthew 238:
239: Inputs: formname, elementname
240:
241: formname and elementname specify the name of the html form and the name
242: of the element the selection from the search results will be placed in.
1.542 raeburn 243:
1.42 matthew 244: =cut
245:
246: sub browser_and_searcher_javascript {
1.199 albertel 247: my ($mode)=@_;
248: if (!defined($mode)) { $mode='edit'; }
1.453 albertel 249: my $resurl=&escape_single(&lastresurl());
1.42 matthew 250: return <<END;
1.219 albertel 251: // <!-- BEGIN LON-CAPA Internal
1.50 matthew 252: var editbrowser = null;
1.135 albertel 253: function openbrowser(formname,elementname,only,omit,titleelement) {
1.170 www 254: var url = '$resurl/?';
1.42 matthew 255: if (editbrowser == null) {
256: url += 'launch=1&';
257: }
258: url += 'catalogmode=interactive&';
1.199 albertel 259: url += 'mode=$mode&';
1.611 ! albertel 260: url += 'inhibitmenu=yes&';
1.42 matthew 261: url += 'form=' + formname + '&';
262: if (only != null) {
263: url += 'only=' + only + '&';
1.217 albertel 264: } else {
265: url += 'only=&';
266: }
1.42 matthew 267: if (omit != null) {
268: url += 'omit=' + omit + '&';
1.217 albertel 269: } else {
270: url += 'omit=&';
271: }
1.135 albertel 272: if (titleelement != null) {
273: url += 'titleelement=' + titleelement + '&';
1.217 albertel 274: } else {
275: url += 'titleelement=&';
276: }
1.42 matthew 277: url += 'element=' + elementname + '';
278: var title = 'Browser';
1.435 albertel 279: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 280: options += ',width=700,height=600';
281: editbrowser = open(url,title,options,'1');
282: editbrowser.focus();
283: }
284: var editsearcher;
1.135 albertel 285: function opensearcher(formname,elementname,titleelement) {
1.42 matthew 286: var url = '/adm/searchcat?';
287: if (editsearcher == null) {
288: url += 'launch=1&';
289: }
290: url += 'catalogmode=interactive&';
1.199 albertel 291: url += 'mode=$mode&';
1.42 matthew 292: url += 'form=' + formname + '&';
1.135 albertel 293: if (titleelement != null) {
294: url += 'titleelement=' + titleelement + '&';
1.217 albertel 295: } else {
296: url += 'titleelement=&';
297: }
1.42 matthew 298: url += 'element=' + elementname + '';
299: var title = 'Search';
1.435 albertel 300: var options = 'scrollbars=1,resizable=1,menubar=0,toolbar=1,location=1';
1.42 matthew 301: options += ',width=700,height=600';
302: editsearcher = open(url,title,options,'1');
303: editsearcher.focus();
304: }
1.219 albertel 305: // END LON-CAPA Internal -->
1.42 matthew 306: END
1.170 www 307: }
308:
309: sub lastresurl {
1.258 albertel 310: if ($env{'environment.lastresurl'}) {
311: return $env{'environment.lastresurl'}
1.170 www 312: } else {
313: return '/res';
314: }
315: }
316:
317: sub storeresurl {
318: my $resurl=&Apache::lonnet::clutter(shift);
319: unless ($resurl=~/^\/res/) { return 0; }
320: $resurl=~s/\/$//;
321: &Apache::lonnet::put('environment',{'lastresurl' => $resurl});
322: &Apache::lonnet::appenv('environment.lastresurl' => $resurl);
323: return 1;
1.42 matthew 324: }
325:
1.74 www 326: sub studentbrowser_javascript {
1.111 www 327: unless (
1.258 albertel 328: (($env{'request.course.id'}) &&
1.302 albertel 329: (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
330: || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
331: '/'.$env{'request.course.sec'})
332: ))
1.258 albertel 333: || ($env{'request.role'}=~/^(au|dc|su)/)
1.111 www 334: ) { return ''; }
1.74 www 335: return (<<'ENDSTDBRW');
336: <script type="text/javascript" language="Javascript" >
337: var stdeditbrowser;
1.558 albertel 338: function openstdbrowser(formname,uname,udom,roleflag,ignorefilter) {
1.74 www 339: var url = '/adm/pickstudent?';
340: var filter;
1.558 albertel 341: if (!ignorefilter) {
342: eval('filter=document.'+formname+'.'+uname+'.value;');
343: }
1.74 www 344: if (filter != null) {
345: if (filter != '') {
346: url += 'filter='+filter+'&';
347: }
348: }
349: url += 'form=' + formname + '&unameelement='+uname+
350: '&udomelement='+udom;
1.111 www 351: if (roleflag) { url+="&roles=1"; }
1.102 www 352: var title = 'Student_Browser';
1.74 www 353: var options = 'scrollbars=1,resizable=1,menubar=0';
354: options += ',width=700,height=600';
355: stdeditbrowser = open(url,title,options,'1');
356: stdeditbrowser.focus();
357: }
358: </script>
359: ENDSTDBRW
360: }
1.42 matthew 361:
1.74 www 362: sub selectstudent_link {
1.111 www 363: my ($form,$unameele,$udomele)=@_;
1.258 albertel 364: if ($env{'request.course.id'}) {
1.302 albertel 365: if (!&Apache::lonnet::allowed('srm',$env{'request.course.id'})
366: && !&Apache::lonnet::allowed('srm',$env{'request.course.id'}.
367: '/'.$env{'request.course.sec'})) {
1.111 www 368: return '';
369: }
370: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.607 albertel 371: '","'.$udomele.'");'."'>".&mt('Select User')."</a>";
1.74 www 372: }
1.258 albertel 373: if ($env{'request.role'}=~/^(au|dc|su)/) {
1.111 www 374: return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
1.119 www 375: '","'.$udomele.'",1);'."'>".&mt('Select User')."</a>";
1.111 www 376: }
377: return '';
1.91 www 378: }
379:
380: sub coursebrowser_javascript {
1.468 raeburn 381: my ($domainfilter,$sec_element,$formname)=@_;
1.377 raeburn 382: 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 383: my $output = '
1.538 albertel 384: <script type="text/javascript">
1.468 raeburn 385: var stdeditbrowser;'."\n";
386: $output .= <<"ENDSTDBRW";
1.377 raeburn 387: function opencrsbrowser(formname,uname,udom,desc,extra_element,multflag,crstype) {
1.91 www 388: var url = '/adm/pickcourse?';
1.468 raeburn 389: var domainfilter = '';
390: var formid = getFormIdByName(formname);
391: if (formid > -1) {
392: var domid = getIndexByName(formid,udom);
393: if (domid > -1) {
394: if (document.forms[formid].elements[domid].type == 'select-one') {
395: domainfilter=document.forms[formid].elements[domid].options[document.forms[formid].elements[domid].selectedIndex].value;
396: }
397: if (document.forms[formid].elements[domid].type == 'hidden') {
398: domainfilter=document.forms[formid].elements[domid].value;
399: }
400: }
1.91 www 401: }
1.128 albertel 402: if (domainfilter != null) {
403: if (domainfilter != '') {
404: url += 'domainfilter='+domainfilter+'&';
405: }
406: }
1.91 www 407: url += 'form=' + formname + '&cnumelement='+uname+
1.187 albertel 408: '&cdomelement='+udom+
409: '&cnameelement='+desc;
1.468 raeburn 410: if (extra_element !=null && extra_element != '') {
1.594 raeburn 411: if (formname == 'rolechoice' || formname == 'studentform') {
1.468 raeburn 412: url += '&roleelement='+extra_element;
413: if (domainfilter == null || domainfilter == '') {
414: url += '&domainfilter='+extra_element;
415: }
1.234 raeburn 416: }
1.468 raeburn 417: else {
418: if (formname == 'portform') {
419: url += '&setroles='+extra_element;
420: }
421: }
1.230 raeburn 422: }
1.293 raeburn 423: if (multflag !=null && multflag != '') {
424: url += '&multiple='+multflag;
425: }
1.377 raeburn 426: if (crstype == 'Course/Group') {
427: if (formname == 'cu') {
428: crstype = document.cu.crstype.options[document.cu.crstype.selectedIndex].value;
429: if (crstype == "") {
430: alert("$crs_or_grp_alert");
431: return;
432: }
433: }
434: }
435: if (crstype !=null && crstype != '') {
436: url += '&type='+crstype;
437: }
1.102 www 438: var title = 'Course_Browser';
1.91 www 439: var options = 'scrollbars=1,resizable=1,menubar=0';
440: options += ',width=700,height=600';
441: stdeditbrowser = open(url,title,options,'1');
442: stdeditbrowser.focus();
443: }
1.468 raeburn 444:
445: function getFormIdByName(formname) {
446: for (var i=0;i<document.forms.length;i++) {
447: if (document.forms[i].name == formname) {
448: return i;
449: }
450: }
451: return -1;
452: }
453:
454: function getIndexByName(formid,item) {
455: for (var i=0;i<document.forms[formid].elements.length;i++) {
456: if (document.forms[formid].elements[i].name == item) {
457: return i;
458: }
459: }
460: return -1;
461: }
1.91 www 462: ENDSTDBRW
1.468 raeburn 463: if ($sec_element ne '') {
464: $output .= &setsec_javascript($sec_element,$formname);
465: }
466: $output .= '
467: </script>';
468: return $output;
469: }
470:
471: sub setsec_javascript {
472: my ($sec_element,$formname) = @_;
473: my $setsections = qq|
474: function setSect(sectionlist) {
475: var sectionsArray = sectionlist.split(",");
476: var numSections = sectionsArray.length;
477: document.$formname.$sec_element.length = 0;
478: if (numSections == 0) {
479: document.$formname.$sec_element.multiple=false;
480: document.$formname.$sec_element.size=1;
481: document.$formname.$sec_element.options[0] = new Option('No existing sections','',false,false)
482: } else {
483: if (numSections == 1) {
484: document.$formname.$sec_element.multiple=false;
485: document.$formname.$sec_element.size=1;
486: document.$formname.$sec_element.options[0] = new Option('Select','',true,true);
487: document.$formname.$sec_element.options[1] = new Option('No section','',false,false)
488: document.$formname.$sec_element.options[2] = new Option(sectionsArray[0],sectionsArray[0],false,false);
489: } else {
490: for (var i=0; i<numSections; i++) {
491: document.$formname.$sec_element.options[i] = new Option(sectionsArray[i],sectionsArray[i],false,false)
492: }
493: document.$formname.$sec_element.multiple=true
494: if (numSections < 3) {
495: document.$formname.$sec_element.size=numSections;
496: } else {
497: document.$formname.$sec_element.size=3;
498: }
499: document.$formname.$sec_element.options[0].selected = false
500: }
501: }
1.91 www 502: }
1.468 raeburn 503: |;
504: return $setsections;
505: }
506:
1.91 www 507:
508: sub selectcourse_link {
1.377 raeburn 509: my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
1.492 albertel 510: return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
511: '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";
1.74 www 512: }
1.42 matthew 513:
1.273 raeburn 514: sub check_uncheck_jscript {
515: my $jscript = <<"ENDSCRT";
516: function checkAll(field) {
517: if (field.length > 0) {
518: for (i = 0; i < field.length; i++) {
519: field[i].checked = true ;
520: }
521: } else {
522: field.checked = true
523: }
524: }
525:
526: function uncheckAll(field) {
527: if (field.length > 0) {
528: for (i = 0; i < field.length; i++) {
529: field[i].checked = false ;
1.543 albertel 530: }
531: } else {
1.273 raeburn 532: field.checked = false ;
533: }
534: }
535: ENDSCRT
536: return $jscript;
537: }
538:
539:
1.42 matthew 540: =pod
1.36 matthew 541:
1.112 bowersj2 542: =item * linked_select_forms(...)
1.36 matthew 543:
544: linked_select_forms returns a string containing a <script></script> block
545: and html for two <select> menus. The select menus will be linked in that
546: changing the value of the first menu will result in new values being placed
547: in the second menu. The values in the select menu will appear in alphabetical
1.609 raeburn 548: order unless a defined order is provided.
1.36 matthew 549:
550: linked_select_forms takes the following ordered inputs:
551:
552: =over 4
553:
1.112 bowersj2 554: =item * $formname, the name of the <form> tag
1.36 matthew 555:
1.112 bowersj2 556: =item * $middletext, the text which appears between the <select> tags
1.36 matthew 557:
1.112 bowersj2 558: =item * $firstdefault, the default value for the first menu
1.36 matthew 559:
1.112 bowersj2 560: =item * $firstselectname, the name of the first <select> tag
1.36 matthew 561:
1.112 bowersj2 562: =item * $secondselectname, the name of the second <select> tag
1.36 matthew 563:
1.112 bowersj2 564: =item * $hashref, a reference to a hash containing the data for the menus.
1.36 matthew 565:
1.609 raeburn 566: =item * $menuorder, the order of values in the first menu
567:
1.41 ng 568: =back
569:
1.36 matthew 570: Below is an example of such a hash. Only the 'text', 'default', and
571: 'select2' keys must appear as stated. keys(%menu) are the possible
572: values for the first select menu. The text that coincides with the
1.41 ng 573: first menu value is given in $menu{$choice1}->{'text'}. The values
1.36 matthew 574: and text for the second menu are given in the hash pointed to by
575: $menu{$choice1}->{'select2'}.
576:
1.112 bowersj2 577: my %menu = ( A1 => { text =>"Choice A1" ,
578: default => "B3",
579: select2 => {
580: B1 => "Choice B1",
581: B2 => "Choice B2",
582: B3 => "Choice B3",
583: B4 => "Choice B4"
1.609 raeburn 584: },
585: order => ['B4','B3','B1','B2'],
1.112 bowersj2 586: },
587: A2 => { text =>"Choice A2" ,
588: default => "C2",
589: select2 => {
590: C1 => "Choice C1",
591: C2 => "Choice C2",
592: C3 => "Choice C3"
1.609 raeburn 593: },
594: order => ['C2','C1','C3'],
1.112 bowersj2 595: },
596: A3 => { text =>"Choice A3" ,
597: default => "D6",
598: select2 => {
599: D1 => "Choice D1",
600: D2 => "Choice D2",
601: D3 => "Choice D3",
602: D4 => "Choice D4",
603: D5 => "Choice D5",
604: D6 => "Choice D6",
605: D7 => "Choice D7"
1.609 raeburn 606: },
607: order => ['D4','D3','D2','D1','D7','D6','D5'],
1.112 bowersj2 608: }
609: );
1.36 matthew 610:
611: =cut
612:
613: sub linked_select_forms {
614: my ($formname,
615: $middletext,
616: $firstdefault,
617: $firstselectname,
618: $secondselectname,
1.609 raeburn 619: $hashref,
620: $menuorder,
1.36 matthew 621: ) = @_;
622: my $second = "document.$formname.$secondselectname";
623: my $first = "document.$formname.$firstselectname";
624: # output the javascript to do the changing
625: my $result = '';
1.219 albertel 626: $result.="<script type=\"text/javascript\">\n";
1.36 matthew 627: $result.="var select2data = new Object();\n";
628: $" = '","';
629: my $debug = '';
630: foreach my $s1 (sort(keys(%$hashref))) {
631: $result.="select2data.d_$s1 = new Object();\n";
632: $result.="select2data.d_$s1.def = new String('".
633: $hashref->{$s1}->{'default'}."');\n";
1.609 raeburn 634: $result.="select2data.d_$s1.values = new Array(";
1.36 matthew 635: my @s2values = sort(keys( %{ $hashref->{$s1}->{'select2'} } ));
1.609 raeburn 636: if (ref($hashref->{$s1}->{'order'}) eq 'ARRAY') {
637: @s2values = @{$hashref->{$s1}->{'order'}};
638: }
1.36 matthew 639: $result.="\"@s2values\");\n";
640: $result.="select2data.d_$s1.texts = new Array(";
641: my @s2texts;
642: foreach my $value (@s2values) {
643: push @s2texts, $hashref->{$s1}->{'select2'}->{$value};
644: }
645: $result.="\"@s2texts\");\n";
646: }
647: $"=' ';
648: $result.= <<"END";
649:
650: function select1_changed() {
651: // Determine new choice
652: var newvalue = "d_" + $first.value;
653: // update select2
654: var values = select2data[newvalue].values;
655: var texts = select2data[newvalue].texts;
656: var select2def = select2data[newvalue].def;
657: var i;
658: // out with the old
659: for (i = 0; i < $second.options.length; i++) {
660: $second.options[i] = null;
661: }
662: // in with the nuclear
663: for (i=0;i<values.length; i++) {
664: $second.options[i] = new Option(values[i]);
1.143 matthew 665: $second.options[i].value = values[i];
1.36 matthew 666: $second.options[i].text = texts[i];
667: if (values[i] == select2def) {
668: $second.options[i].selected = true;
669: }
670: }
671: }
672: </script>
673: END
674: # output the initial values for the selection lists
675: $result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed()\">\n";
1.609 raeburn 676: my @order = sort(keys(%{$hashref}));
677: if (ref($menuorder) eq 'ARRAY') {
678: @order = @{$menuorder};
679: }
680: foreach my $value (@order) {
1.36 matthew 681: $result.=" <option value=\"$value\" ";
1.253 albertel 682: $result.=" selected=\"selected\" " if ($value eq $firstdefault);
1.119 www 683: $result.=">".&mt($hashref->{$value}->{'text'})."</option>\n";
1.36 matthew 684: }
685: $result .= "</select>\n";
686: my %select2 = %{$hashref->{$firstdefault}->{'select2'}};
687: $result .= $middletext;
688: $result .= "<select size=\"1\" name=\"$secondselectname\">\n";
689: my $seconddefault = $hashref->{$firstdefault}->{'default'};
1.609 raeburn 690:
691: my @secondorder = sort(keys(%select2));
692: if (ref($hashref->{$firstdefault}->{'order'}) eq 'ARRAY') {
693: @secondorder = @{$hashref->{$firstdefault}->{'order'}};
694: }
695: foreach my $value (@secondorder) {
1.36 matthew 696: $result.=" <option value=\"$value\" ";
1.253 albertel 697: $result.=" selected=\"selected\" " if ($value eq $seconddefault);
1.119 www 698: $result.=">".&mt($select2{$value})."</option>\n";
1.36 matthew 699: }
700: $result .= "</select>\n";
701: # return $debug;
702: return $result;
703: } # end of sub linked_select_forms {
704:
1.45 matthew 705: =pod
1.44 bowersj2 706:
1.112 bowersj2 707: =item * help_open_topic($topic, $text, $stayOnPage, $width, $height)
1.44 bowersj2 708:
1.112 bowersj2 709: Returns a string corresponding to an HTML link to the given help
710: $topic, where $topic corresponds to the name of a .tex file in
711: /home/httpd/html/adm/help/tex, with underscores replaced by
712: spaces.
713:
714: $text will optionally be linked to the same topic, allowing you to
715: link text in addition to the graphic. If you do not want to link
716: text, but wish to specify one of the later parameters, pass an
717: empty string.
718:
719: $stayOnPage is a value that will be interpreted as a boolean. If true,
720: the link will not open a new window. If false, the link will open
721: a new window using Javascript. (Default is false.)
722:
723: $width and $height are optional numerical parameters that will
724: override the width and height of the popped up window, which may
725: be useful for certain help topics with big pictures included.
1.44 bowersj2 726:
727: =cut
728:
729: sub help_open_topic {
1.48 bowersj2 730: my ($topic, $text, $stayOnPage, $width, $height) = @_;
731: $text = "" if (not defined $text);
1.44 bowersj2 732: $stayOnPage = 0 if (not defined $stayOnPage);
1.552 banghart 733: if ($env{'browser.interface'} eq 'textual') {
1.79 www 734: $stayOnPage=1;
735: }
1.44 bowersj2 736: $width = 350 if (not defined $width);
737: $height = 400 if (not defined $height);
738: my $filename = $topic;
739: $filename =~ s/ /_/g;
740:
1.48 bowersj2 741: my $template = "";
742: my $link;
1.572 banghart 743:
1.159 www 744: $topic=~s/\W/\_/g;
1.44 bowersj2 745:
1.572 banghart 746: if (!$stayOnPage) {
1.72 bowersj2 747: $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1.572 banghart 748: } else {
1.48 bowersj2 749: $link = "/adm/help/${filename}.hlp";
750: }
751:
752: # Add the text
1.572 banghart 753: if ($text ne "") {
1.77 www 754: $template .=
1.572 banghart 755: "<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
756: "<td bgcolor='#5555FF'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
1.48 bowersj2 757: }
758:
759: # Add the graphic
1.179 matthew 760: my $title = &mt('Online Help');
1.215 albertel 761: my $helpicon=&lonhttpdurl("/adm/help/gif/smallHelp.gif");
1.48 bowersj2 762: $template .= <<"ENDTEMPLATE";
1.436 albertel 763: <a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>
1.44 bowersj2 764: ENDTEMPLATE
1.78 www 765: if ($text ne '') { $template.='</td></tr></table>' };
1.44 bowersj2 766: return $template;
767:
1.106 bowersj2 768: }
769:
770: # This is a quicky function for Latex cheatsheet editing, since it
771: # appears in at least four places
772: sub helpLatexCheatsheet {
773: my $other = shift;
774: my $addOther = '';
775: if ($other) {
776: $addOther = Apache::loncommon::help_open_topic($other, shift,
777: undef, undef, 600) .
778: '</td><td>';
779: }
780: return '<table><tr><td>'.
781: $addOther .
782: &Apache::loncommon::help_open_topic("Greek_Symbols",'Greek Symbols',
783: undef,undef,600)
784: .'</td><td>'.
785: &Apache::loncommon::help_open_topic("Other_Symbols",'Other Symbols',
786: undef,undef,600)
787: .'</td></tr></table>';
1.172 www 788: }
789:
1.430 albertel 790: sub general_help {
791: my $helptopic='Student_Intro';
792: if ($env{'request.role'}=~/^(ca|au)/) {
793: $helptopic='Authoring_Intro';
794: } elsif ($env{'request.role'}=~/^cc/) {
795: $helptopic='Course_Coordination_Intro';
796: }
797: return $helptopic;
798: }
799:
800: sub update_help_link {
801: my ($topic,$component_help,$faq,$bug,$stayOnPage) = @_;
802: my $origurl = $ENV{'REQUEST_URI'};
803: $origurl=~s|^/~|/priv/|;
804: my $timestamp = time;
805: foreach my $datum (\$topic,\$component_help,\$faq,\$bug,\$origurl) {
806: $$datum = &escape($$datum);
807: }
808:
809: my $banner_link = "/adm/helpmenu?page=banner&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
810: my $output .= <<"ENDOUTPUT";
811: <script type="text/javascript">
812: banner_link = '$banner_link';
813: </script>
814: ENDOUTPUT
815: return $output;
816: }
817:
818: # now just updates the help link and generates a blue icon
1.193 raeburn 819: sub help_open_menu {
1.430 albertel 820: my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)
1.552 banghart 821: = @_;
1.430 albertel 822: $stayOnPage = 0 if (not defined $stayOnPage);
1.572 banghart 823: # only use pop-up help (stayOnPage == 0)
1.552 banghart 824: # if environment.remote is on (using remote control UI)
1.572 banghart 825: if ($env{'browser.interface'} eq 'textual' ||
826: $env{'environment.remote'} eq 'off' ) {
1.552 banghart 827: $stayOnPage=1;
1.430 albertel 828: }
829: my $output;
830: if ($component_help) {
831: if (!$text) {
832: $output=&help_open_topic($component_help,undef,$stayOnPage,
833: $width,$height);
834: } else {
835: my $help_text;
836: $help_text=&unescape($topic);
837: $output='<table><tr><td>'.
838: &help_open_topic($component_help,$help_text,$stayOnPage,
839: $width,$height).'</td></tr></table>';
840: }
841: }
842: my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
843: return $output.$banner_link;
844: }
845:
846: sub top_nav_help {
847: my ($text) = @_;
1.436 albertel 848: $text = &mt($text);
1.572 banghart 849: my $stay_on_page =
1.436 albertel 850: ($env{'browser.interface'} eq 'textual' ||
851: $env{'environment.remote'} eq 'off' );
1.572 banghart 852: my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
1.436 albertel 853: : "javascript:helpMenu('open')";
1.572 banghart 854: my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
1.436 albertel 855:
1.201 raeburn 856: my $title = &mt('Get help');
1.436 albertel 857:
858: return <<"END";
859: $banner_link
860: <a href="$link" title="$title">$text</a>
861: END
862: }
863:
864: sub help_menu_js {
865: my ($text) = @_;
866:
867: my $stayOnPage =
868: ($env{'browser.interface'} eq 'textual' ||
869: $env{'environment.remote'} eq 'off' );
870:
871: my $width = 620;
872: my $height = 600;
1.430 albertel 873: my $helptopic=&general_help();
874: my $details_link = '/adm/help/'.$helptopic.'.hlp';
1.261 albertel 875: my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
1.331 albertel 876: my $start_page =
877: &Apache::loncommon::start_page('Help Menu', undef,
878: {'frameset' => 1,
879: 'js_ready' => 1,
880: 'add_entries' => {
881: 'border' => '0',
1.579 raeburn 882: 'rows' => "110,*",},});
1.331 albertel 883: my $end_page =
884: &Apache::loncommon::end_page({'frameset' => 1,
885: 'js_ready' => 1,});
886:
1.436 albertel 887: my $template .= <<"ENDTEMPLATE";
888: <script type="text/javascript">
1.253 albertel 889: // <!-- BEGIN LON-CAPA Internal
890: // <![CDATA[
1.430 albertel 891: var banner_link = '';
1.243 raeburn 892: function helpMenu(target) {
893: var caller = this;
894: if (target == 'open') {
895: var newWindow = null;
896: try {
1.262 albertel 897: newWindow = window.open($nothing,"helpmenu","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" )
1.243 raeburn 898: }
899: catch(error) {
900: writeHelp(caller);
901: return;
902: }
903: if (newWindow) {
904: caller = newWindow;
905: }
1.193 raeburn 906: }
1.243 raeburn 907: writeHelp(caller);
908: return;
909: }
910: function writeHelp(caller) {
1.430 albertel 911: caller.document.writeln('$start_page<frame name="bannerframe" src="'+banner_link+'" /><frame name="bodyframe" src="$details_link" /> $end_page')
1.243 raeburn 912: caller.document.close()
913: caller.focus()
1.193 raeburn 914: }
1.253 albertel 915: // ]]>
1.219 albertel 916: // END LON-CAPA Internal -->
1.436 albertel 917: </script>
1.193 raeburn 918: ENDTEMPLATE
919: return $template;
920: }
921:
1.172 www 922: sub help_open_bug {
923: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 924: unless ($env{'user.adv'}) { return ''; }
1.172 www 925: unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
926: $text = "" if (not defined $text);
927: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 928: if ($env{'browser.interface'} eq 'textual' ||
929: $env{'environment.remote'} eq 'off' ) {
1.172 www 930: $stayOnPage=1;
931: }
1.184 albertel 932: $width = 600 if (not defined $width);
933: $height = 600 if (not defined $height);
1.172 www 934:
935: $topic=~s/\W+/\+/g;
936: my $link='';
937: my $template='';
1.379 albertel 938: my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
939: &escape($ENV{'REQUEST_URI'}).'&component='.$topic;
1.172 www 940: if (!$stayOnPage)
941: {
942: $link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
943: }
944: else
945: {
946: $link = $url;
947: }
948: # Add the text
949: if ($text ne "")
950: {
951: $template .=
952: "<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
1.436 albertel 953: "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
1.172 www 954: }
955:
956: # Add the graphic
1.179 matthew 957: my $title = &mt('Report a Bug');
1.215 albertel 958: my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
1.172 www 959: $template .= <<"ENDTEMPLATE";
1.436 albertel 960: <a target="_top" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
1.172 www 961: ENDTEMPLATE
962: if ($text ne '') { $template.='</td></tr></table>' };
963: return $template;
964:
965: }
966:
967: sub help_open_faq {
968: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 969: unless ($env{'user.adv'}) { return ''; }
1.172 www 970: unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
971: $text = "" if (not defined $text);
972: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 973: if ($env{'browser.interface'} eq 'textual' ||
974: $env{'environment.remote'} eq 'off' ) {
1.172 www 975: $stayOnPage=1;
976: }
977: $width = 350 if (not defined $width);
978: $height = 400 if (not defined $height);
979:
980: $topic=~s/\W+/\+/g;
981: my $link='';
982: my $template='';
983: my $url=$Apache::lonnet::perlvar{'FAQHost'}.'/fom/cache/'.$topic.'.html';
984: if (!$stayOnPage)
985: {
986: $link = "javascript:void(open('$url', 'FAQ-O-Matic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
987: }
988: else
989: {
990: $link = $url;
991: }
992:
993: # Add the text
994: if ($text ne "")
995: {
996: $template .=
1.173 www 997: "<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
1.436 albertel 998: "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
1.172 www 999: }
1000:
1001: # Add the graphic
1.179 matthew 1002: my $title = &mt('View the FAQ');
1.215 albertel 1003: my $faqicon=&lonhttpdurl("/adm/lonMisc/smallFAQ.gif");
1.172 www 1004: $template .= <<"ENDTEMPLATE";
1.436 albertel 1005: <a target="_top" href="$link" title="$title"><img src="$faqicon" border="0" alt="(FAQ: $topic)" /></a>
1.172 www 1006: ENDTEMPLATE
1007: if ($text ne '') { $template.='</td></tr></table>' };
1008: return $template;
1009:
1.44 bowersj2 1010: }
1.37 matthew 1011:
1.180 matthew 1012: ###############################################################
1013: ###############################################################
1014:
1.45 matthew 1015: =pod
1016:
1.256 matthew 1017: =item * change_content_javascript():
1018:
1019: This and the next function allow you to create small sections of an
1020: otherwise static HTML page that you can update on the fly with
1021: Javascript, even in Netscape 4.
1022:
1023: The Javascript fragment returned by this function (no E<lt>scriptE<gt> tag)
1024: must be written to the HTML page once. It will prove the Javascript
1025: function "change(name, content)". Calling the change function with the
1026: name of the section
1027: you want to update, matching the name passed to C<changable_area>, and
1028: the new content you want to put in there, will put the content into
1029: that area.
1030:
1031: B<Note>: Netscape 4 only reserves enough space for the changable area
1032: to contain room for the original contents. You need to "make space"
1033: for whatever changes you wish to make, and be B<sure> to check your
1034: code in Netscape 4. This feature in Netscape 4 is B<not> powerful;
1035: it's adequate for updating a one-line status display, but little more.
1036: This script will set the space to 100% width, so you only need to
1037: worry about height in Netscape 4.
1038:
1039: Modern browsers are much less limiting, and if you can commit to the
1040: user not using Netscape 4, this feature may be used freely with
1041: pretty much any HTML.
1042:
1043: =cut
1044:
1045: sub change_content_javascript {
1046: # If we're on Netscape 4, we need to use Layer-based code
1.258 albertel 1047: if ($env{'browser.type'} eq 'netscape' &&
1048: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1049: return (<<NETSCAPE4);
1050: function change(name, content) {
1051: doc = document.layers[name+"___escape"].layers[0].document;
1052: doc.open();
1053: doc.write(content);
1054: doc.close();
1055: }
1056: NETSCAPE4
1057: } else {
1058: # Otherwise, we need to use semi-standards-compliant code
1059: # (technically, "innerHTML" isn't standard but the equivalent
1060: # is really scary, and every useful browser supports it
1061: return (<<DOMBASED);
1062: function change(name, content) {
1063: element = document.getElementById(name);
1064: element.innerHTML = content;
1065: }
1066: DOMBASED
1067: }
1068: }
1069:
1070: =pod
1071:
1072: =item * changable_area($name, $origContent):
1073:
1074: This provides a "changable area" that can be modified on the fly via
1075: the Javascript code provided in C<change_content_javascript>. $name is
1076: the name you will use to reference the area later; do not repeat the
1077: same name on a given HTML page more then once. $origContent is what
1078: the area will originally contain, which can be left blank.
1079:
1080: =cut
1081:
1082: sub changable_area {
1083: my ($name, $origContent) = @_;
1084:
1.258 albertel 1085: if ($env{'browser.type'} eq 'netscape' &&
1086: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1087: # If this is netscape 4, we need to use the Layer tag
1088: return "<ilayer width='100%' id='${name}___escape' overflow='none'><layer width='100%' id='$name' overflow='none'>$origContent</layer></ilayer>";
1089: } else {
1090: return "<span id='$name'>$origContent</span>";
1091: }
1092: }
1093:
1094: =pod
1095:
1.590 raeburn 1096: =item * viewport_geometry_js {
1097:
1098: Provides javascript object (Geometry) which can provide information about the viewport geometry for the client browser.
1099:
1100: =cut
1101:
1102:
1103: sub viewport_geometry_js {
1104: return <<"GEOMETRY";
1105: var Geometry = {};
1106: function init_geometry() {
1107: if (Geometry.init) { return };
1108: Geometry.init=1;
1109: if (window.innerHeight) {
1110: Geometry.getViewportHeight = function() { return window.innerHeight; };
1111: Geometry.getViewportWidth = function() { return window.innerWidth; };
1112: Geometry.getHorizontalScroll = function() { return window.pageXOffset; };
1113: Geometry.getVerticalScroll = function() { return window.pageYOffset; };
1114: }
1115: else if (document.documentElement && document.documentElement.clientHeight) {
1116: Geometry.getViewportHeight =
1117: function() { return document.documentElement.clientHeight; };
1118: Geometry.getViewportWidth =
1119: function() { return document.documentElement.clientWidth; };
1120:
1121: Geometry.getHorizontalScroll =
1122: function() { return document.documentElement.scrollLeft; };
1123: Geometry.getVerticalScroll =
1124: function() { return document.documentElement.scrollTop; };
1125: }
1126: else if (document.body.clientHeight) {
1127: Geometry.getViewportHeight =
1128: function() { return document.body.clientHeight; };
1129: Geometry.getViewportWidth =
1130: function() { return document.body.clientWidth; };
1131: Geometry.getHorizontalScroll =
1132: function() { return document.body.scrollLeft; };
1133: Geometry.getVerticalScroll =
1134: function() { return document.body.scrollTop; };
1135: }
1136: }
1137:
1138: GEOMETRY
1139: }
1140:
1141: =pod
1142:
1143: =item * viewport_size_js {
1144:
1145: 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.
1146:
1147: =cut
1148:
1149: sub viewport_size_js {
1150: my $geometry = &viewport_geometry_js();
1151: return <<"DIMS";
1152:
1153: $geometry
1154:
1155: function getViewportDims(width,height) {
1156: init_geometry();
1157: width.value = Geometry.getViewportWidth();
1158: height.value = Geometry.getViewportHeight();
1159: return;
1160: }
1161:
1162: DIMS
1163: }
1164:
1165: =pod
1166:
1.565 albertel 1167: =item * resize_textarea_js
1168:
1169: emits the needed javascript to resize a textarea to be as big as possible
1170:
1171: creates a function resize_textrea that takes two IDs first should be
1172: the id of the element to resize, second should be the id of a div that
1173: surrounds everything that comes after the textarea, this routine needs
1174: to be attached to the <body> for the onload and onresize events.
1175:
1176:
1177: =cut
1178:
1179: sub resize_textarea_js {
1.590 raeburn 1180: my $geometry = &viewport_geometry_js();
1.565 albertel 1181: return <<"RESIZE";
1182: <script type="text/javascript">
1.590 raeburn 1183: $geometry
1.565 albertel 1184:
1.588 albertel 1185: function getX(element) {
1186: var x = 0;
1187: while (element) {
1188: x += element.offsetLeft;
1189: element = element.offsetParent;
1190: }
1191: return x;
1192: }
1193: function getY(element) {
1194: var y = 0;
1195: while (element) {
1196: y += element.offsetTop;
1197: element = element.offsetParent;
1198: }
1199: return y;
1200: }
1201:
1202:
1.565 albertel 1203: function resize_textarea(textarea_id,bottom_id) {
1204: init_geometry();
1205: var textarea = document.getElementById(textarea_id);
1206: //alert(textarea);
1207:
1.588 albertel 1208: var textarea_top = getY(textarea);
1.565 albertel 1209: var textarea_height = textarea.offsetHeight;
1210: var bottom = document.getElementById(bottom_id);
1.588 albertel 1211: var bottom_top = getY(bottom);
1.565 albertel 1212: var bottom_height = bottom.offsetHeight;
1213: var window_height = Geometry.getViewportHeight();
1.588 albertel 1214: var fudge = 23;
1.565 albertel 1215: var new_height = window_height-fudge-textarea_top-bottom_height;
1216: if (new_height < 300) {
1217: new_height = 300;
1218: }
1219: textarea.style.height=new_height+'px';
1220: }
1221: </script>
1222: RESIZE
1223:
1224: }
1225:
1226: =pod
1227:
1.256 matthew 1228: =back
1.542 raeburn 1229:
1.256 matthew 1230: =head1 Excel and CSV file utility routines
1231:
1232: =over 4
1233:
1234: =cut
1235:
1236: ###############################################################
1237: ###############################################################
1238:
1239: =pod
1240:
1.112 bowersj2 1241: =item * csv_translate($text)
1.37 matthew 1242:
1.185 www 1243: Translate $text to allow it to be output as a 'comma separated values'
1.37 matthew 1244: format.
1245:
1246: =cut
1247:
1.180 matthew 1248: ###############################################################
1249: ###############################################################
1.37 matthew 1250: sub csv_translate {
1251: my $text = shift;
1252: $text =~ s/\"/\"\"/g;
1.209 albertel 1253: $text =~ s/\n/ /g;
1.37 matthew 1254: return $text;
1255: }
1.180 matthew 1256:
1257: ###############################################################
1258: ###############################################################
1259:
1260: =pod
1261:
1262: =item * define_excel_formats
1263:
1264: Define some commonly used Excel cell formats.
1265:
1266: Currently supported formats:
1267:
1268: =over 4
1269:
1270: =item header
1271:
1272: =item bold
1273:
1274: =item h1
1275:
1276: =item h2
1277:
1278: =item h3
1279:
1.256 matthew 1280: =item h4
1281:
1282: =item i
1283:
1.180 matthew 1284: =item date
1285:
1286: =back
1287:
1288: Inputs: $workbook
1289:
1290: Returns: $format, a hash reference.
1291:
1292: =cut
1293:
1294: ###############################################################
1295: ###############################################################
1296: sub define_excel_formats {
1297: my ($workbook) = @_;
1298: my $format;
1299: $format->{'header'} = $workbook->add_format(bold => 1,
1300: bottom => 1,
1301: align => 'center');
1302: $format->{'bold'} = $workbook->add_format(bold=>1);
1303: $format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
1304: $format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
1305: $format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
1.255 matthew 1306: $format->{'h4'} = $workbook->add_format(bold=>1, size=>12);
1.246 matthew 1307: $format->{'i'} = $workbook->add_format(italic=>1);
1.180 matthew 1308: $format->{'date'} = $workbook->add_format(num_format=>
1.207 matthew 1309: 'mm/dd/yyyy hh:mm:ss');
1.180 matthew 1310: return $format;
1311: }
1312:
1313: ###############################################################
1314: ###############################################################
1.113 bowersj2 1315:
1316: =pod
1317:
1.256 matthew 1318: =item * create_workbook
1.255 matthew 1319:
1320: Create an Excel worksheet. If it fails, output message on the
1321: request object and return undefs.
1322:
1323: Inputs: Apache request object
1324:
1325: Returns (undef) on failure,
1326: Excel worksheet object, scalar with filename, and formats
1327: from &Apache::loncommon::define_excel_formats on success
1328:
1329: =cut
1330:
1331: ###############################################################
1332: ###############################################################
1333: sub create_workbook {
1334: my ($r) = @_;
1335: #
1336: # Create the excel spreadsheet
1337: my $filename = '/prtspool/'.
1.258 albertel 1338: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.255 matthew 1339: time.'_'.rand(1000000000).'.xls';
1340: my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
1341: if (! defined($workbook)) {
1342: $r->log_error("Error creating excel spreadsheet $filename: $!");
1343: $r->print('<p>'.&mt("Unable to create new Excel file. ".
1344: "This error has been logged. ".
1345: "Please alert your LON-CAPA administrator").
1346: '</p>');
1347: return (undef);
1348: }
1349: #
1350: $workbook->set_tempdir('/home/httpd/perl/tmp');
1351: #
1352: my $format = &Apache::loncommon::define_excel_formats($workbook);
1353: return ($workbook,$filename,$format);
1354: }
1355:
1356: ###############################################################
1357: ###############################################################
1358:
1359: =pod
1360:
1.256 matthew 1361: =item * create_text_file
1.113 bowersj2 1362:
1.542 raeburn 1363: Create a file to write to and eventually make available to the user.
1.256 matthew 1364: If file creation fails, outputs an error message on the request object and
1365: return undefs.
1.113 bowersj2 1366:
1.256 matthew 1367: Inputs: Apache request object, and file suffix
1.113 bowersj2 1368:
1.256 matthew 1369: Returns (undef) on failure,
1370: Filehandle and filename on success.
1.113 bowersj2 1371:
1372: =cut
1373:
1.256 matthew 1374: ###############################################################
1375: ###############################################################
1376: sub create_text_file {
1377: my ($r,$suffix) = @_;
1378: if (! defined($suffix)) { $suffix = 'txt'; };
1379: my $fh;
1380: my $filename = '/prtspool/'.
1.258 albertel 1381: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.256 matthew 1382: time.'_'.rand(1000000000).'.'.$suffix;
1383: $fh = Apache::File->new('>/home/httpd'.$filename);
1384: if (! defined($fh)) {
1385: $r->log_error("Couldn't open $filename for output $!");
1386: $r->print("Problems occured in creating the output file. ".
1387: "This error has been logged. ".
1388: "Please alert your LON-CAPA administrator.");
1.113 bowersj2 1389: }
1.256 matthew 1390: return ($fh,$filename)
1.113 bowersj2 1391: }
1392:
1393:
1.256 matthew 1394: =pod
1.113 bowersj2 1395:
1396: =back
1397:
1398: =cut
1.37 matthew 1399:
1400: ###############################################################
1.33 matthew 1401: ## Home server <option> list generating code ##
1402: ###############################################################
1.35 matthew 1403:
1.169 www 1404: # ------------------------------------------
1405:
1406: sub domain_select {
1407: my ($name,$value,$multiple)=@_;
1408: my %domains=map {
1.514 albertel 1409: $_ => $_.' '. &Apache::lonnet::domain($_,'description')
1.512 albertel 1410: } &Apache::lonnet::all_domains();
1.169 www 1411: if ($multiple) {
1412: $domains{''}=&mt('Any domain');
1.550 albertel 1413: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.287 albertel 1414: return &multiple_select_form($name,$value,4,\%domains);
1.169 www 1415: } else {
1.550 albertel 1416: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.169 www 1417: return &select_form($name,$value,%domains);
1418: }
1419: }
1420:
1.282 albertel 1421: #-------------------------------------------
1422:
1423: =pod
1424:
1.519 raeburn 1425: =head1 Routines for form select boxes
1426:
1427: =over 4
1428:
1.287 albertel 1429: =item * multiple_select_form($name,$value,$size,$hash,$order)
1.282 albertel 1430:
1431: Returns a string containing a <select> element int multiple mode
1432:
1433:
1434: Args:
1435: $name - name of the <select> element
1.506 raeburn 1436: $value - scalar or array ref of values that should already be selected
1.282 albertel 1437: $size - number of rows long the select element is
1.283 albertel 1438: $hash - the elements should be 'option' => 'shown text'
1.282 albertel 1439: (shown text should already have been &mt())
1.506 raeburn 1440: $order - (optional) array ref of the order to show the elements in
1.283 albertel 1441:
1.282 albertel 1442: =cut
1443:
1444: #-------------------------------------------
1.169 www 1445: sub multiple_select_form {
1.284 albertel 1446: my ($name,$value,$size,$hash,$order)=@_;
1.169 www 1447: my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
1448: my $output='';
1.191 matthew 1449: if (! defined($size)) {
1450: $size = 4;
1.283 albertel 1451: if (scalar(keys(%$hash))<4) {
1452: $size = scalar(keys(%$hash));
1.191 matthew 1453: }
1454: }
1.169 www 1455: $output.="\n<select name='$name' size='$size' multiple='1'>";
1.501 banghart 1456: my @order;
1.506 raeburn 1457: if (ref($order) eq 'ARRAY') {
1458: @order = @{$order};
1459: } else {
1460: @order = sort(keys(%$hash));
1.501 banghart 1461: }
1462: if (exists($$hash{'select_form_order'})) {
1463: @order = @{$$hash{'select_form_order'}};
1464: }
1465:
1.284 albertel 1466: foreach my $key (@order) {
1.356 albertel 1467: $output.='<option value="'.&HTML::Entities::encode($key,'"<>&').'" ';
1.284 albertel 1468: $output.='selected="selected" ' if ($selected{$key});
1469: $output.='>'.$hash->{$key}."</option>\n";
1.169 www 1470: }
1471: $output.="</select>\n";
1472: return $output;
1473: }
1474:
1.88 www 1475: #-------------------------------------------
1476:
1477: =pod
1478:
1.112 bowersj2 1479: =item * select_form($defdom,$name,%hash)
1.88 www 1480:
1481: Returns a string containing a <select name='$name' size='1'> form to
1482: allow a user to select options from a hash option_name => displayed text.
1483: See lonrights.pm for an example invocation and use.
1484:
1485: =cut
1486:
1487: #-------------------------------------------
1488: sub select_form {
1489: my ($def,$name,%hash) = @_;
1490: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1.128 albertel 1491: my @keys;
1492: if (exists($hash{'select_form_order'})) {
1493: @keys=@{$hash{'select_form_order'}};
1494: } else {
1495: @keys=sort(keys(%hash));
1496: }
1.356 albertel 1497: foreach my $key (@keys) {
1498: $selectform.=
1499: '<option value="'.&HTML::Entities::encode($key,'"<>&').'" '.
1500: ($key eq $def ? 'selected="selected" ' : '').
1501: ">".&mt($hash{$key})."</option>\n";
1.88 www 1502: }
1503: $selectform.="</select>";
1504: return $selectform;
1505: }
1506:
1.475 www 1507: # For display filters
1508:
1509: sub display_filter {
1510: if (!$env{'form.show'}) { $env{'form.show'}=10; }
1.477 www 1511: if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
1.475 www 1512: return '<nobr><label>'.&mt('Records [_1]',
1513: &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
1514: (&mt('all'),10,20,50,100,1000,10000))).
1.478 www 1515: '</label></nobr> <nobr>'.
1.475 www 1516: &mt('Filter [_1]',
1.477 www 1517: &select_form($env{'form.displayfilter'},
1518: 'displayfilter',
1519: ('currentfolder' => 'Current folder/page',
1520: 'containing' => 'Containing phrase',
1521: 'none' => 'None'))).
1.478 www 1522: '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></nobr>';
1.475 www 1523: }
1524:
1.167 www 1525: sub gradeleveldescription {
1526: my $gradelevel=shift;
1527: my %gradelevels=(0 => 'Not specified',
1528: 1 => 'Grade 1',
1529: 2 => 'Grade 2',
1530: 3 => 'Grade 3',
1531: 4 => 'Grade 4',
1532: 5 => 'Grade 5',
1533: 6 => 'Grade 6',
1534: 7 => 'Grade 7',
1535: 8 => 'Grade 8',
1536: 9 => 'Grade 9',
1537: 10 => 'Grade 10',
1538: 11 => 'Grade 11',
1539: 12 => 'Grade 12',
1540: 13 => 'Grade 13',
1541: 14 => '100 Level',
1542: 15 => '200 Level',
1543: 16 => '300 Level',
1544: 17 => '400 Level',
1545: 18 => 'Graduate Level');
1546: return &mt($gradelevels{$gradelevel});
1547: }
1548:
1.163 www 1549: sub select_level_form {
1550: my ($deflevel,$name)=@_;
1551: unless ($deflevel) { $deflevel=0; }
1.167 www 1552: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1553: for (my $i=0; $i<=18; $i++) {
1554: $selectform.="<option value=\"$i\" ".
1.253 albertel 1555: ($i==$deflevel ? 'selected="selected" ' : '').
1.167 www 1556: ">".&gradeleveldescription($i)."</option>\n";
1557: }
1558: $selectform.="</select>";
1559: return $selectform;
1.163 www 1560: }
1.167 www 1561:
1.35 matthew 1562: #-------------------------------------------
1563:
1.45 matthew 1564: =pod
1565:
1.563 raeburn 1566: =item * select_dom_form($defdom,$name,$includeempty,$showdomdesc)
1.35 matthew 1567:
1568: Returns a string containing a <select name='$name' size='1'> form to
1569: allow a user to select the domain to preform an operation in.
1570: See loncreateuser.pm for an example invocation and use.
1571:
1.90 www 1572: If the $includeempty flag is set, it also includes an empty choice ("no domain
1573: selected");
1574:
1.563 raeburn 1575: If the $showdomdesc flag is set, the domain name is followed by the domain description.
1576:
1.35 matthew 1577: =cut
1578:
1579: #-------------------------------------------
1.34 matthew 1580: sub select_dom_form {
1.563 raeburn 1581: my ($defdom,$name,$includeempty,$showdomdesc) = @_;
1.550 albertel 1582: my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
1.90 www 1583: if ($includeempty) { @domains=('',@domains); }
1.34 matthew 1584: my $selectdomain = "<select name=\"$name\" size=\"1\">\n";
1.356 albertel 1585: foreach my $dom (@domains) {
1586: $selectdomain.="<option value=\"$dom\" ".
1.563 raeburn 1587: ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
1588: if ($showdomdesc) {
1589: if ($dom ne '') {
1590: my $domdesc = &Apache::lonnet::domain($dom,'description');
1591: if ($domdesc ne '') {
1592: $selectdomain .= ' ('.$domdesc.')';
1593: }
1594: }
1595: }
1596: $selectdomain .= "</option>\n";
1.34 matthew 1597: }
1598: $selectdomain.="</select>";
1599: return $selectdomain;
1600: }
1601:
1.35 matthew 1602: #-------------------------------------------
1603:
1.45 matthew 1604: =pod
1605:
1.586 raeburn 1606: =item * home_server_form_item($domain,$name,$defaultflag)
1.35 matthew 1607:
1.586 raeburn 1608: input: 4 arguments (two required, two optional) -
1609: $domain - domain of new user
1610: $name - name of form element
1611: $default - Value of 'default' causes a default item to be first
1612: option, and selected by default.
1613: $hide - Value of 'hide' causes hiding of the name of the server,
1614: if 1 server found, or default, if 0 found.
1.594 raeburn 1615: output: returns 2 items:
1.586 raeburn 1616: (a) form element which contains either:
1617: (i) <select name="$name">
1618: <option value="$hostid1">$hostid $servers{$hostid}</option>
1619: <option value="$hostid2">$hostid $servers{$hostid}</option>
1620: </select>
1621: form item if there are multiple library servers in $domain, or
1622: (ii) an <input type="hidden" name="$name" value="$hostid" /> form item
1623: if there is only one library server in $domain.
1624:
1625: (b) number of library servers found.
1626:
1627: See loncreateuser.pm for example of use.
1.35 matthew 1628:
1629: =cut
1630:
1631: #-------------------------------------------
1.586 raeburn 1632: sub home_server_form_item {
1633: my ($domain,$name,$default,$hide) = @_;
1.513 albertel 1634: my %servers = &Apache::lonnet::get_servers($domain,'library');
1.586 raeburn 1635: my $result;
1636: my $numlib = keys(%servers);
1637: if ($numlib > 1) {
1638: $result .= '<select name="'.$name.'" />'."\n";
1639: if ($default) {
1640: $result .= '<option value="default" selected>'.&mt('default').
1641: '</option>'."\n";
1642: }
1643: foreach my $hostid (sort(keys(%servers))) {
1644: $result.= '<option value="'.$hostid.'">'.
1645: $hostid.' '.$servers{$hostid}."</option>\n";
1646: }
1647: $result .= '</select>'."\n";
1648: } elsif ($numlib == 1) {
1649: my $hostid;
1650: foreach my $item (keys(%servers)) {
1651: $hostid = $item;
1652: }
1653: $result .= '<input type="hidden" name="'.$name.'" value="'.
1654: $hostid.'" />';
1655: if (!$hide) {
1656: $result .= $hostid.' '.$servers{$hostid};
1657: }
1658: $result .= "\n";
1659: } elsif ($default) {
1660: $result .= '<input type="hidden" name="'.$name.
1661: '" value="default" />';
1662: if (!$hide) {
1663: $result .= &mt('default');
1664: }
1665: $result .= "\n";
1.33 matthew 1666: }
1.586 raeburn 1667: return ($result,$numlib);
1.33 matthew 1668: }
1.112 bowersj2 1669:
1670: =pod
1671:
1.534 albertel 1672: =back
1673:
1.112 bowersj2 1674: =cut
1.87 matthew 1675:
1676: ###############################################################
1.112 bowersj2 1677: ## Decoding User Agent ##
1.87 matthew 1678: ###############################################################
1679:
1680: =pod
1681:
1.112 bowersj2 1682: =head1 Decoding the User Agent
1683:
1684: =over 4
1685:
1686: =item * &decode_user_agent()
1.87 matthew 1687:
1688: Inputs: $r
1689:
1690: Outputs:
1691:
1692: =over 4
1693:
1.112 bowersj2 1694: =item * $httpbrowser
1.87 matthew 1695:
1.112 bowersj2 1696: =item * $clientbrowser
1.87 matthew 1697:
1.112 bowersj2 1698: =item * $clientversion
1.87 matthew 1699:
1.112 bowersj2 1700: =item * $clientmathml
1.87 matthew 1701:
1.112 bowersj2 1702: =item * $clientunicode
1.87 matthew 1703:
1.112 bowersj2 1704: =item * $clientos
1.87 matthew 1705:
1706: =back
1707:
1.157 matthew 1708: =back
1709:
1.87 matthew 1710: =cut
1711:
1712: ###############################################################
1713: ###############################################################
1714: sub decode_user_agent {
1.247 albertel 1715: my ($r)=@_;
1.87 matthew 1716: my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
1717: my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
1718: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
1.247 albertel 1719: if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
1.87 matthew 1720: my $clientbrowser='unknown';
1721: my $clientversion='0';
1722: my $clientmathml='';
1723: my $clientunicode='0';
1724: for (my $i=0;$i<=$#browsertype;$i++) {
1725: my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
1726: if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
1727: $clientbrowser=$bname;
1728: $httpbrowser=~/$vreg/i;
1729: $clientversion=$1;
1730: $clientmathml=($clientversion>=$minv);
1731: $clientunicode=($clientversion>=$univ);
1732: }
1733: }
1734: my $clientos='unknown';
1735: if (($httpbrowser=~/linux/i) ||
1736: ($httpbrowser=~/unix/i) ||
1737: ($httpbrowser=~/ux/i) ||
1738: ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
1739: if (($httpbrowser=~/vax/i) ||
1740: ($httpbrowser=~/vms/i)) { $clientos='vms'; }
1741: if ($httpbrowser=~/next/i) { $clientos='next'; }
1742: if (($httpbrowser=~/mac/i) ||
1743: ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
1744: if ($httpbrowser=~/win/i) { $clientos='win'; }
1745: if ($httpbrowser=~/embed/i) { $clientos='pda'; }
1746: return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
1747: $clientunicode,$clientos,);
1748: }
1749:
1.32 matthew 1750: ###############################################################
1751: ## Authentication changing form generation subroutines ##
1752: ###############################################################
1753: ##
1754: ## All of the authform_xxxxxxx subroutines take their inputs in a
1755: ## hash, and have reasonable default values.
1756: ##
1757: ## formname = the name given in the <form> tag.
1.35 matthew 1758: #-------------------------------------------
1759:
1.45 matthew 1760: =pod
1761:
1.112 bowersj2 1762: =head1 Authentication Routines
1763:
1764: =over 4
1765:
1766: =item * authform_xxxxxx
1.35 matthew 1767:
1768: The authform_xxxxxx subroutines provide javascript and html forms which
1769: handle some of the conveniences required for authentication forms.
1770: This is not an optimal method, but it works.
1771:
1772: See loncreateuser.pm for invocation and use examples.
1773:
1774: =over 4
1775:
1.112 bowersj2 1776: =item * authform_header
1.35 matthew 1777:
1.112 bowersj2 1778: =item * authform_authorwarning
1.35 matthew 1779:
1.112 bowersj2 1780: =item * authform_nochange
1.35 matthew 1781:
1.112 bowersj2 1782: =item * authform_kerberos
1.35 matthew 1783:
1.112 bowersj2 1784: =item * authform_internal
1.35 matthew 1785:
1.112 bowersj2 1786: =item * authform_filesystem
1.35 matthew 1787:
1788: =back
1789:
1.157 matthew 1790: =back
1791:
1.35 matthew 1792: =cut
1793:
1794: #-------------------------------------------
1.32 matthew 1795: sub authform_header{
1796: my %in = (
1797: formname => 'cu',
1.80 albertel 1798: kerb_def_dom => '',
1.32 matthew 1799: @_,
1800: );
1801: $in{'formname'} = 'document.' . $in{'formname'};
1802: my $result='';
1.80 albertel 1803:
1804: #---------------------------------------------- Code for upper case translation
1805: my $Javascript_toUpperCase;
1806: unless ($in{kerb_def_dom}) {
1807: $Javascript_toUpperCase =<<"END";
1808: switch (choice) {
1809: case 'krb': currentform.elements[choicearg].value =
1810: currentform.elements[choicearg].value.toUpperCase();
1811: break;
1812: default:
1813: }
1814: END
1815: } else {
1816: $Javascript_toUpperCase = "";
1817: }
1818:
1.165 raeburn 1819: my $radioval = "'nochange'";
1.591 raeburn 1820: if (defined($in{'curr_authtype'})) {
1821: if ($in{'curr_authtype'} ne '') {
1822: $radioval = "'".$in{'curr_authtype'}."arg'";
1823: }
1.174 matthew 1824: }
1.165 raeburn 1825: my $argfield = 'null';
1.591 raeburn 1826: if (defined($in{'mode'})) {
1.165 raeburn 1827: if ($in{'mode'} eq 'modifycourse') {
1.591 raeburn 1828: if (defined($in{'curr_autharg'})) {
1829: if ($in{'curr_autharg'} ne '') {
1.165 raeburn 1830: $argfield = "'$in{'curr_autharg'}'";
1831: }
1832: }
1833: }
1834: }
1835:
1.32 matthew 1836: $result.=<<"END";
1837: var current = new Object();
1.165 raeburn 1838: current.radiovalue = $radioval;
1839: current.argfield = $argfield;
1.32 matthew 1840:
1841: function changed_radio(choice,currentform) {
1842: var choicearg = choice + 'arg';
1843: // If a radio button in changed, we need to change the argfield
1844: if (current.radiovalue != choice) {
1845: current.radiovalue = choice;
1846: if (current.argfield != null) {
1847: currentform.elements[current.argfield].value = '';
1848: }
1849: if (choice == 'nochange') {
1850: current.argfield = null;
1851: } else {
1852: current.argfield = choicearg;
1853: switch(choice) {
1854: case 'krb':
1855: currentform.elements[current.argfield].value =
1856: "$in{'kerb_def_dom'}";
1857: break;
1858: default:
1859: break;
1860: }
1861: }
1862: }
1863: return;
1864: }
1.22 www 1865:
1.32 matthew 1866: function changed_text(choice,currentform) {
1867: var choicearg = choice + 'arg';
1868: if (currentform.elements[choicearg].value !='') {
1.80 albertel 1869: $Javascript_toUpperCase
1.32 matthew 1870: // clear old field
1871: if ((current.argfield != choicearg) && (current.argfield != null)) {
1872: currentform.elements[current.argfield].value = '';
1873: }
1874: current.argfield = choicearg;
1875: }
1876: set_auth_radio_buttons(choice,currentform);
1877: return;
1.20 www 1878: }
1.32 matthew 1879:
1880: function set_auth_radio_buttons(newvalue,currentform) {
1881: var i=0;
1882: while (i < currentform.login.length) {
1883: if (currentform.login[i].value == newvalue) { break; }
1884: i++;
1885: }
1886: if (i == currentform.login.length) {
1887: return;
1888: }
1889: current.radiovalue = newvalue;
1890: currentform.login[i].checked = true;
1891: return;
1892: }
1893: END
1894: return $result;
1895: }
1896:
1897: sub authform_authorwarning{
1898: my $result='';
1.144 matthew 1899: $result='<i>'.
1900: &mt('As a general rule, only authors or co-authors should be '.
1901: 'filesystem authenticated '.
1902: '(which allows access to the server filesystem).')."</i>\n";
1.32 matthew 1903: return $result;
1904: }
1905:
1906: sub authform_nochange{
1907: my %in = (
1908: formname => 'document.cu',
1909: kerb_def_dom => 'MSU.EDU',
1910: @_,
1911: );
1.586 raeburn 1912: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1913: my $result;
1914: if (keys(%can_assign) == 0) {
1915: $result = &mt('Under you current role you are not permitted to change login settings for this user');
1916: } else {
1917: $result = '<label>'.&mt('[_1] Do not change login data',
1918: '<input type="radio" name="login" value="nochange" '.
1919: 'checked="checked" onclick="'.
1.281 albertel 1920: "javascript:changed_radio('nochange',$in{'formname'});".'" />').
1921: '</label>';
1.586 raeburn 1922: }
1.32 matthew 1923: return $result;
1924: }
1925:
1.591 raeburn 1926: sub authform_kerberos {
1.32 matthew 1927: my %in = (
1928: formname => 'document.cu',
1929: kerb_def_dom => 'MSU.EDU',
1.80 albertel 1930: kerb_def_auth => 'krb4',
1.32 matthew 1931: @_,
1932: );
1.586 raeburn 1933: my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
1934: $autharg,$jscall);
1935: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.80 albertel 1936: if ($in{'kerb_def_auth'} eq 'krb5') {
1.586 raeburn 1937: $check5 = ' checked="on"';
1.80 albertel 1938: } else {
1.586 raeburn 1939: $check4 = ' checked="on"';
1.80 albertel 1940: }
1.165 raeburn 1941: $krbarg = $in{'kerb_def_dom'};
1.591 raeburn 1942: if (defined($in{'curr_authtype'})) {
1943: if ($in{'curr_authtype'} eq 'krb') {
1.586 raeburn 1944: $krbcheck = ' checked="on"';
1.591 raeburn 1945: if (defined($in{'curr_kerb_ver'})) {
1946: if ($in{'curr_krb_ver'} eq '5') {
1947: $check5 = ' checked="on"';
1948: $check4 = '';
1949: } else {
1950: $check4 = ' checked="on"';
1951: $check5 = '';
1952: }
1.586 raeburn 1953: }
1.591 raeburn 1954: if (defined($in{'curr_autharg'})) {
1.165 raeburn 1955: $krbarg = $in{'curr_autharg'};
1956: }
1.586 raeburn 1957: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1.591 raeburn 1958: if (defined($in{'curr_autharg'})) {
1.586 raeburn 1959: $result =
1960: &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
1961: $in{'curr_autharg'},$krbver);
1962: } else {
1963: $result =
1964: &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
1965: }
1966: return $result;
1967: }
1968: }
1969: } else {
1970: if ($authnum == 1) {
1971: $authtype = '<input type="hidden" name="login" value="krb">';
1.165 raeburn 1972: }
1973: }
1.586 raeburn 1974: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1975: return;
1.587 raeburn 1976: } elsif ($authtype eq '') {
1.591 raeburn 1977: if (defined($in{'mode'})) {
1.587 raeburn 1978: if ($in{'mode'} eq 'modifycourse') {
1979: if ($authnum == 1) {
1980: $authtype = '<input type="hidden" name="login" value="krb">';
1981: }
1982: }
1983: }
1.586 raeburn 1984: }
1985: $jscall = "javascript:changed_radio('krb',$in{'formname'});";
1986: if ($authtype eq '') {
1987: $authtype = '<input type="radio" name="login" value="krb" '.
1988: 'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
1989: $krbcheck.' />';
1990: }
1991: if (($can_assign{'krb4'} && $can_assign{'krb5'}) ||
1992: ($can_assign{'krb4'} && !$can_assign{'krb5'} &&
1993: $in{'curr_authtype'} eq 'krb5') ||
1994: (!$can_assign{'krb4'} && $can_assign{'krb5'} &&
1995: $in{'curr_authtype'} eq 'krb4')) {
1996: $result .= &mt
1.144 matthew 1997: ('[_1] Kerberos authenticated with domain [_2] '.
1.281 albertel 1998: '[_3] Version 4 [_4] Version 5 [_5]',
1.586 raeburn 1999: '<label>'.$authtype,
1.281 albertel 2000: '</label><input type="text" size="10" name="krbarg" '.
1.165 raeburn 2001: 'value="'.$krbarg.'" '.
1.144 matthew 2002: 'onchange="'.$jscall.'" />',
1.281 albertel 2003: '<label><input type="radio" name="krbver" value="4" '.$check4.' />',
2004: '</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
2005: '</label>');
1.586 raeburn 2006: } elsif ($can_assign{'krb4'}) {
2007: $result .= &mt
2008: ('[_1] Kerberos authenticated with domain [_2] '.
2009: '[_3] Version 4 [_4]',
2010: '<label>'.$authtype,
2011: '</label><input type="text" size="10" name="krbarg" '.
2012: 'value="'.$krbarg.'" '.
2013: 'onchange="'.$jscall.'" />',
2014: '<label><input type="hidden" name="krbver" value="4" />',
2015: '</label>');
2016: } elsif ($can_assign{'krb5'}) {
2017: $result .= &mt
2018: ('[_1] Kerberos authenticated with domain [_2] '.
2019: '[_3] Version 5 [_4]',
2020: '<label>'.$authtype,
2021: '</label><input type="text" size="10" name="krbarg" '.
2022: 'value="'.$krbarg.'" '.
2023: 'onchange="'.$jscall.'" />',
2024: '<label><input type="hidden" name="krbver" value="5" />',
2025: '</label>');
2026: }
1.32 matthew 2027: return $result;
2028: }
2029:
2030: sub authform_internal{
1.586 raeburn 2031: my %in = (
1.32 matthew 2032: formname => 'document.cu',
2033: kerb_def_dom => 'MSU.EDU',
2034: @_,
2035: );
1.586 raeburn 2036: my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
2037: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2038: if (defined($in{'curr_authtype'})) {
2039: if ($in{'curr_authtype'} eq 'int') {
1.586 raeburn 2040: if ($can_assign{'int'}) {
2041: $intcheck = 'checked="on" ';
1.591 raeburn 2042: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2043: $intarg = $in{'curr_autharg'};
2044: }
2045: } else {
2046: $result = &mt('Currently internally authenticated.');
2047: return $result;
1.165 raeburn 2048: }
2049: }
1.586 raeburn 2050: } else {
2051: if ($authnum == 1) {
2052: $authtype = '<input type="hidden" name="login" value="int">';
2053: }
2054: }
2055: if (!$can_assign{'int'}) {
2056: return;
1.587 raeburn 2057: } elsif ($authtype eq '') {
1.591 raeburn 2058: if (defined($in{'mode'})) {
1.587 raeburn 2059: if ($in{'mode'} eq 'modifycourse') {
2060: if ($authnum == 1) {
2061: $authtype = '<input type="hidden" name="login" value="int">';
2062: }
2063: }
2064: }
1.165 raeburn 2065: }
1.586 raeburn 2066: $jscall = "javascript:changed_radio('int',$in{'formname'});";
2067: if ($authtype eq '') {
2068: $authtype = '<input type="radio" name="login" value="int" '.$intcheck.
2069: ' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
2070: }
1.605 bisitz 2071: $autharg = '<input type="password" size="10" name="intarg" value="'.
1.586 raeburn 2072: $intarg.'" onchange="'.$jscall.'" />';
2073: $result = &mt
1.144 matthew 2074: ('[_1] Internally authenticated (with initial password [_2])',
1.586 raeburn 2075: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2076: return $result;
2077: }
2078:
2079: sub authform_local{
2080: my %in = (
2081: formname => 'document.cu',
2082: kerb_def_dom => 'MSU.EDU',
2083: @_,
2084: );
1.586 raeburn 2085: my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
2086: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2087: if (defined($in{'curr_authtype'})) {
2088: if ($in{'curr_authtype'} eq 'loc') {
1.586 raeburn 2089: if ($can_assign{'loc'}) {
2090: $loccheck = 'checked="on" ';
1.591 raeburn 2091: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2092: $locarg = $in{'curr_autharg'};
2093: }
2094: } else {
2095: $result = &mt('Currently using local (institutional) authentication.');
2096: return $result;
1.165 raeburn 2097: }
2098: }
1.586 raeburn 2099: } else {
2100: if ($authnum == 1) {
2101: $authtype = '<input type="hidden" name="login" value="loc">';
2102: }
2103: }
2104: if (!$can_assign{'loc'}) {
2105: return;
1.587 raeburn 2106: } elsif ($authtype eq '') {
1.591 raeburn 2107: if (defined($in{'mode'})) {
1.587 raeburn 2108: if ($in{'mode'} eq 'modifycourse') {
2109: if ($authnum == 1) {
2110: $authtype = '<input type="hidden" name="login" value="loc">';
2111: }
2112: }
2113: }
1.165 raeburn 2114: }
1.586 raeburn 2115: $jscall = "javascript:changed_radio('loc',$in{'formname'});";
2116: if ($authtype eq '') {
2117: $authtype = '<input type="radio" name="login" value="loc" '.
2118: $loccheck.' onchange="'.$jscall.'" onclick="'.
2119: $jscall.'" />';
2120: }
2121: $autharg = '<input type="text" size="10" name="locarg" value="'.
2122: $locarg.'" onchange="'.$jscall.'" />';
2123: $result = &mt('[_1] Local Authentication with argument [_2]',
2124: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2125: return $result;
2126: }
2127:
2128: sub authform_filesystem{
2129: my %in = (
2130: formname => 'document.cu',
2131: kerb_def_dom => 'MSU.EDU',
2132: @_,
2133: );
1.586 raeburn 2134: my ($fsyscheck,$result,$authtype,$autharg,$jscall);
2135: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2136: if (defined($in{'curr_authtype'})) {
2137: if ($in{'curr_authtype'} eq 'fsys') {
1.586 raeburn 2138: if ($can_assign{'fsys'}) {
2139: $fsyscheck = 'checked="on" ';
2140: } else {
2141: $result = &mt('Currently Filesystem Authenticated.');
2142: return $result;
2143: }
2144: }
2145: } else {
2146: if ($authnum == 1) {
2147: $authtype = '<input type="hidden" name="login" value="fsys">';
2148: }
2149: }
2150: if (!$can_assign{'fsys'}) {
2151: return;
1.587 raeburn 2152: } elsif ($authtype eq '') {
1.591 raeburn 2153: if (defined($in{'mode'})) {
1.587 raeburn 2154: if ($in{'mode'} eq 'modifycourse') {
2155: if ($authnum == 1) {
2156: $authtype = '<input type="hidden" name="login" value="fsys">';
2157: }
2158: }
2159: }
1.586 raeburn 2160: }
2161: $jscall = "javascript:changed_radio('fsys',$in{'formname'});";
2162: if ($authtype eq '') {
2163: $authtype = '<input type="radio" name="login" value="fsys" '.
2164: $fsyscheck.' onchange="'.$jscall.'" onclick="'.
2165: $jscall.'" />';
2166: }
2167: $autharg = '<input type="text" size="10" name="fsysarg" value=""'.
2168: ' onchange="'.$jscall.'" />';
2169: $result = &mt
1.144 matthew 2170: ('[_1] Filesystem Authenticated (with initial password [_2])',
1.281 albertel 2171: '<label><input type="radio" name="login" value="fsys" '.
1.586 raeburn 2172: $fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
1.605 bisitz 2173: '</label><input type="password" size="10" name="fsysarg" value="" '.
1.144 matthew 2174: 'onchange="'.$jscall.'" />');
1.32 matthew 2175: return $result;
2176: }
2177:
1.586 raeburn 2178: sub get_assignable_auth {
2179: my ($dom) = @_;
2180: if ($dom eq '') {
2181: $dom = $env{'request.role.domain'};
2182: }
2183: my %can_assign = (
2184: krb4 => 1,
2185: krb5 => 1,
2186: int => 1,
2187: loc => 1,
2188: );
2189: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
2190: if (ref($domconfig{'usercreation'}) eq 'HASH') {
2191: if (ref($domconfig{'usercreation'}{'authtypes'}) eq 'HASH') {
2192: my $authhash = $domconfig{'usercreation'}{'authtypes'};
2193: my $context;
2194: if ($env{'request.role'} =~ /^au/) {
2195: $context = 'author';
2196: } elsif ($env{'request.role'} =~ /^dc/) {
2197: $context = 'domain';
2198: } elsif ($env{'request.course.id'}) {
2199: $context = 'course';
2200: }
2201: if ($context) {
2202: if (ref($authhash->{$context}) eq 'HASH') {
2203: %can_assign = %{$authhash->{$context}};
2204: }
2205: }
2206: }
2207: }
2208: my $authnum = 0;
2209: foreach my $key (keys(%can_assign)) {
2210: if ($can_assign{$key}) {
2211: $authnum ++;
2212: }
2213: }
2214: if ($can_assign{'krb4'} && $can_assign{'krb5'}) {
2215: $authnum --;
2216: }
2217: return ($authnum,%can_assign);
2218: }
2219:
1.80 albertel 2220: ###############################################################
2221: ## Get Authentication Defaults for Domain ##
2222: ###############################################################
2223:
2224: =pod
2225:
1.112 bowersj2 2226: =head1 Domains and Authentication
2227:
2228: Returns default authentication type and an associated argument as
2229: listed in file 'domain.tab'.
2230:
2231: =over 4
2232:
2233: =item * get_auth_defaults
1.80 albertel 2234:
2235: get_auth_defaults($target_domain) returns the default authentication
2236: type and an associated argument (initial password or a kerberos domain).
2237: These values are stored in lonTabs/domain.tab
2238:
2239: ($def_auth, $def_arg) = &get_auth_defaults($target_domain);
2240:
2241: If target_domain is not found in domain.tab, returns nothing ('').
2242:
2243: =cut
2244:
2245: #-------------------------------------------
2246: sub get_auth_defaults {
2247: my $domain=shift;
1.514 albertel 2248: return (&Apache::lonnet::domain($domain,'auth_def'),
2249: &Apache::lonnet::domain($domain,'auth_arg_def'));
2250:
1.80 albertel 2251: }
2252: ###############################################################
2253: ## End Get Authentication Defaults for Domain ##
2254: ###############################################################
2255:
2256: ###############################################################
2257: ## Get Kerberos Defaults for Domain ##
2258: ###############################################################
2259: ##
2260: ## Returns default kerberos version and an associated argument
2261: ## as listed in file domain.tab. If not listed, provides
2262: ## appropriate default domain and kerberos version.
2263: ##
2264: #-------------------------------------------
2265:
2266: =pod
2267:
1.112 bowersj2 2268: =item * get_kerberos_defaults
1.80 albertel 2269:
2270: get_kerberos_defaults($target_domain) returns the default kerberos
2271: version and domain. If not found in domain.tabs, it defaults to
2272: version 4 and the domain of the server.
2273:
2274: ($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
2275:
2276: =cut
2277:
2278: #-------------------------------------------
2279: sub get_kerberos_defaults {
2280: my $domain=shift;
2281: my ($krbdef,$krbdefdom) =
2282: &Apache::loncommon::get_auth_defaults($domain);
2283: unless ($krbdef =~/^krb/ && $krbdefdom) {
2284: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
2285: my $krbdefdom=$1;
2286: $krbdefdom=~tr/a-z/A-Z/;
2287: $krbdef = "krb4";
2288: }
2289: return ($krbdef,$krbdefdom);
2290: }
1.112 bowersj2 2291:
2292: =pod
2293:
2294: =back
2295:
2296: =cut
1.32 matthew 2297:
1.46 matthew 2298: ###############################################################
2299: ## Thesaurus Functions ##
2300: ###############################################################
1.20 www 2301:
1.46 matthew 2302: =pod
1.20 www 2303:
1.112 bowersj2 2304: =head1 Thesaurus Functions
2305:
2306: =over 4
2307:
2308: =item * initialize_keywords
1.46 matthew 2309:
2310: Initializes the package variable %Keywords if it is empty. Uses the
2311: package variable $thesaurus_db_file.
2312:
2313: =cut
2314:
2315: ###################################################
2316:
2317: sub initialize_keywords {
2318: return 1 if (scalar keys(%Keywords));
2319: # If we are here, %Keywords is empty, so fill it up
2320: # Make sure the file we need exists...
2321: if (! -e $thesaurus_db_file) {
2322: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
2323: " failed because it does not exist");
2324: return 0;
2325: }
2326: # Set up the hash as a database
2327: my %thesaurus_db;
2328: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2329: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2330: &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
2331: $thesaurus_db_file);
2332: return 0;
2333: }
2334: # Get the average number of appearances of a word.
2335: my $avecount = $thesaurus_db{'average.count'};
2336: # Put keywords (those that appear > average) into %Keywords
2337: while (my ($word,$data)=each (%thesaurus_db)) {
2338: my ($count,undef) = split /:/,$data;
2339: $Keywords{$word}++ if ($count > $avecount);
2340: }
2341: untie %thesaurus_db;
2342: # Remove special values from %Keywords.
1.356 albertel 2343: foreach my $value ('total.count','average.count') {
2344: delete($Keywords{$value}) if (exists($Keywords{$value}));
1.586 raeburn 2345: }
1.46 matthew 2346: return 1;
2347: }
2348:
2349: ###################################################
2350:
2351: =pod
2352:
1.112 bowersj2 2353: =item * keyword($word)
1.46 matthew 2354:
2355: Returns true if $word is a keyword. A keyword is a word that appears more
2356: than the average number of times in the thesaurus database. Calls
2357: &initialize_keywords
2358:
2359: =cut
2360:
2361: ###################################################
1.20 www 2362:
2363: sub keyword {
1.46 matthew 2364: return if (!&initialize_keywords());
2365: my $word=lc(shift());
2366: $word=~s/\W//g;
2367: return exists($Keywords{$word});
1.20 www 2368: }
1.46 matthew 2369:
2370: ###############################################################
2371:
2372: =pod
1.20 www 2373:
1.112 bowersj2 2374: =item * get_related_words
1.46 matthew 2375:
1.160 matthew 2376: Look up a word in the thesaurus. Takes a scalar argument and returns
1.46 matthew 2377: an array of words. If the keyword is not in the thesaurus, an empty array
2378: will be returned. The order of the words returned is determined by the
2379: database which holds them.
2380:
2381: Uses global $thesaurus_db_file.
2382:
2383: =cut
2384:
2385: ###############################################################
2386: sub get_related_words {
2387: my $keyword = shift;
2388: my %thesaurus_db;
2389: if (! -e $thesaurus_db_file) {
2390: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
2391: "failed because the file does not exist");
2392: return ();
2393: }
2394: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2395: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2396: return ();
2397: }
2398: my @Words=();
1.429 www 2399: my $count=0;
1.46 matthew 2400: if (exists($thesaurus_db{$keyword})) {
1.356 albertel 2401: # The first element is the number of times
2402: # the word appears. We do not need it now.
1.429 www 2403: my (undef,@RelatedWords) = (split(/:/,$thesaurus_db{$keyword}));
2404: my (undef,$mostfrequentcount)=split(/\,/,$RelatedWords[0]);
2405: my $threshold=$mostfrequentcount/10;
2406: foreach my $possibleword (@RelatedWords) {
2407: my ($word,$wordcount)=split(/\,/,$possibleword);
2408: if ($wordcount>$threshold) {
2409: push(@Words,$word);
2410: $count++;
2411: if ($count>10) { last; }
2412: }
1.20 www 2413: }
2414: }
1.46 matthew 2415: untie %thesaurus_db;
2416: return @Words;
1.14 harris41 2417: }
1.46 matthew 2418:
1.112 bowersj2 2419: =pod
2420:
2421: =back
2422:
2423: =cut
1.61 www 2424:
2425: # -------------------------------------------------------------- Plaintext name
1.81 albertel 2426: =pod
2427:
1.112 bowersj2 2428: =head1 User Name Functions
2429:
2430: =over 4
2431:
1.226 albertel 2432: =item * plainname($uname,$udom,$first)
1.81 albertel 2433:
1.112 bowersj2 2434: Takes a users logon name and returns it as a string in
1.226 albertel 2435: "first middle last generation" form
2436: if $first is set to 'lastname' then it returns it as
2437: 'lastname generation, firstname middlename' if their is a lastname
1.81 albertel 2438:
2439: =cut
1.61 www 2440:
1.295 www 2441:
1.81 albertel 2442: ###############################################################
1.61 www 2443: sub plainname {
1.226 albertel 2444: my ($uname,$udom,$first)=@_;
1.537 albertel 2445: return if (!defined($uname) || !defined($udom));
1.295 www 2446: my %names=&getnames($uname,$udom);
1.226 albertel 2447: my $name=&Apache::lonnet::format_name($names{'firstname'},
2448: $names{'middlename'},
2449: $names{'lastname'},
2450: $names{'generation'},$first);
2451: $name=~s/^\s+//;
1.62 www 2452: $name=~s/\s+$//;
2453: $name=~s/\s+/ /g;
1.353 albertel 2454: if ($name !~ /\S/) { $name=$uname.':'.$udom; }
1.62 www 2455: return $name;
1.61 www 2456: }
1.66 www 2457:
2458: # -------------------------------------------------------------------- Nickname
1.81 albertel 2459: =pod
2460:
1.112 bowersj2 2461: =item * nickname($uname,$udom)
1.81 albertel 2462:
2463: Gets a users name and returns it as a string as
2464:
2465: ""nickname""
1.66 www 2466:
1.81 albertel 2467: if the user has a nickname or
2468:
2469: "first middle last generation"
2470:
2471: if the user does not
2472:
2473: =cut
1.66 www 2474:
2475: sub nickname {
2476: my ($uname,$udom)=@_;
1.537 albertel 2477: return if (!defined($uname) || !defined($udom));
1.295 www 2478: my %names=&getnames($uname,$udom);
1.68 albertel 2479: my $name=$names{'nickname'};
1.66 www 2480: if ($name) {
2481: $name='"'.$name.'"';
2482: } else {
2483: $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
2484: $names{'lastname'}.' '.$names{'generation'};
2485: $name=~s/\s+$//;
2486: $name=~s/\s+/ /g;
2487: }
2488: return $name;
2489: }
2490:
1.295 www 2491: sub getnames {
2492: my ($uname,$udom)=@_;
1.537 albertel 2493: return if (!defined($uname) || !defined($udom));
1.433 albertel 2494: if ($udom eq 'public' && $uname eq 'public') {
2495: return ('lastname' => &mt('Public'));
2496: }
1.295 www 2497: my $id=$uname.':'.$udom;
2498: my ($names,$cached)=&Apache::lonnet::is_cached_new('namescache',$id);
2499: if ($cached) {
2500: return %{$names};
2501: } else {
2502: my %loadnames=&Apache::lonnet::get('environment',
2503: ['firstname','middlename','lastname','generation','nickname'],
2504: $udom,$uname);
2505: &Apache::lonnet::do_cache_new('namescache',$id,\%loadnames);
2506: return %loadnames;
2507: }
2508: }
1.61 www 2509:
1.542 raeburn 2510: # -------------------------------------------------------------------- getemails
2511: =pod
2512:
2513: =item * getemails($uname,$udom)
2514:
2515: Gets a user's email information and returns it as a hash with keys:
2516: notification, critnotification, permanentemail
2517:
2518: For notification and critnotification, values are comma-separated lists
2519: of e-mail address(es); for permanentemail, value is a single e-mail address.
2520:
2521: =cut
2522:
1.466 albertel 2523: sub getemails {
2524: my ($uname,$udom)=@_;
2525: if ($udom eq 'public' && $uname eq 'public') {
2526: return;
2527: }
1.467 www 2528: if (!$udom) { $udom=$env{'user.domain'}; }
2529: if (!$uname) { $uname=$env{'user.name'}; }
1.466 albertel 2530: my $id=$uname.':'.$udom;
2531: my ($names,$cached)=&Apache::lonnet::is_cached_new('emailscache',$id);
2532: if ($cached) {
2533: return %{$names};
2534: } else {
2535: my %loadnames=&Apache::lonnet::get('environment',
2536: ['notification','critnotification',
2537: 'permanentemail'],
2538: $udom,$uname);
2539: &Apache::lonnet::do_cache_new('emailscache',$id,\%loadnames);
2540: return %loadnames;
2541: }
2542: }
2543:
1.551 albertel 2544: sub flush_email_cache {
2545: my ($uname,$udom)=@_;
2546: if (!$udom) { $udom =$env{'user.domain'}; }
2547: if (!$uname) { $uname=$env{'user.name'}; }
2548: return if ($udom eq 'public' && $uname eq 'public');
2549: my $id=$uname.':'.$udom;
2550: &Apache::lonnet::devalidate_cache_new('emailscache',$id);
2551: }
2552:
1.61 www 2553: # ------------------------------------------------------------------ Screenname
1.81 albertel 2554:
2555: =pod
2556:
1.112 bowersj2 2557: =item * screenname($uname,$udom)
1.81 albertel 2558:
2559: Gets a users screenname and returns it as a string
2560:
2561: =cut
1.61 www 2562:
2563: sub screenname {
2564: my ($uname,$udom)=@_;
1.258 albertel 2565: if ($uname eq $env{'user.name'} &&
2566: $udom eq $env{'user.domain'}) {return $env{'environment.screenname'};}
1.212 albertel 2567: my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
1.68 albertel 2568: return $names{'screenname'};
1.62 www 2569: }
2570:
1.212 albertel 2571:
1.62 www 2572: # ------------------------------------------------------------- Message Wrapper
2573:
2574: sub messagewrapper {
1.369 www 2575: my ($link,$username,$domain,$subject,$text)=@_;
1.62 www 2576: return
1.441 albertel 2577: '<a href="/adm/email?compose=individual&'.
2578: 'recname='.$username.'&recdom='.$domain.
2579: '&subject='.&escape($subject).'&text='.&escape($text).'" '.
1.200 matthew 2580: 'title="'.&mt('Send message').'">'.$link.'</a>';
1.74 www 2581: }
2582: # --------------------------------------------------------------- Notes Wrapper
2583:
2584: sub noteswrapper {
2585: my ($link,$un,$do)=@_;
2586: return
2587: "<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
1.62 www 2588: }
2589: # ------------------------------------------------------------- Aboutme Wrapper
2590:
2591: sub aboutmewrapper {
1.166 www 2592: my ($link,$username,$domain,$target)=@_;
1.447 raeburn 2593: if (!defined($username) && !defined($domain)) {
2594: return;
2595: }
1.205 www 2596: return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
1.454 banghart 2597: ($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';
1.62 www 2598: }
2599:
2600: # ------------------------------------------------------------ Syllabus Wrapper
2601:
2602:
2603: sub syllabuswrapper {
1.109 matthew 2604: my ($linktext,$coursedir,$domain,$fontcolor)=@_;
2605: if ($fontcolor) {
2606: $linktext='<font color="'.$fontcolor.'">'.$linktext.'</font>';
2607: }
1.208 matthew 2608: return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
1.61 www 2609: }
1.14 harris41 2610:
1.208 matthew 2611: sub track_student_link {
1.268 albertel 2612: my ($linktext,$sname,$sdom,$target,$start) = @_;
2613: my $link ="/adm/trackstudent?";
1.208 matthew 2614: my $title = 'View recent activity';
2615: if (defined($sname) && $sname !~ /^\s*$/ &&
2616: defined($sdom) && $sdom !~ /^\s*$/) {
1.268 albertel 2617: $link .= "selected_student=$sname:$sdom";
1.208 matthew 2618: $title .= ' of this student';
1.268 albertel 2619: }
1.208 matthew 2620: if (defined($target) && $target !~ /^\s*$/) {
2621: $target = qq{target="$target"};
2622: } else {
2623: $target = '';
2624: }
1.268 albertel 2625: if ($start) { $link.='&start='.$start; }
1.554 albertel 2626: $title = &mt($title);
2627: $linktext = &mt($linktext);
1.448 albertel 2628: return qq{<a href="$link" title="$title" $target>$linktext</a>}.
2629: &help_open_topic('View_recent_activity');
1.208 matthew 2630: }
2631:
1.508 www 2632: # ===================================================== Display a student photo
2633:
2634:
1.509 albertel 2635: sub student_image_tag {
1.508 www 2636: my ($domain,$user)=@_;
2637: my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
2638: if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
2639: return '<img src="'.$imgsrc.'" align="right" />';
2640: } else {
2641: return '';
2642: }
2643: }
2644:
1.112 bowersj2 2645: =pod
2646:
2647: =back
2648:
2649: =head1 Access .tab File Data
2650:
2651: =over 4
2652:
2653: =item * languageids()
2654:
2655: returns list of all language ids
2656:
2657: =cut
2658:
1.14 harris41 2659: sub languageids {
1.16 harris41 2660: return sort(keys(%language));
1.14 harris41 2661: }
2662:
1.112 bowersj2 2663: =pod
2664:
2665: =item * languagedescription()
2666:
2667: returns description of a specified language id
2668:
2669: =cut
2670:
1.14 harris41 2671: sub languagedescription {
1.125 www 2672: my $code=shift;
2673: return ($supported_language{$code}?'* ':'').
2674: $language{$code}.
1.126 www 2675: ($supported_language{$code}?' ('.&mt('interface available').')':'');
1.145 www 2676: }
2677:
2678: sub plainlanguagedescription {
2679: my $code=shift;
2680: return $language{$code};
2681: }
2682:
2683: sub supportedlanguagecode {
2684: my $code=shift;
2685: return $supported_language{$code};
1.97 www 2686: }
2687:
1.112 bowersj2 2688: =pod
2689:
2690: =item * copyrightids()
2691:
2692: returns list of all copyrights
2693:
2694: =cut
2695:
2696: sub copyrightids {
2697: return sort(keys(%cprtag));
2698: }
2699:
2700: =pod
2701:
2702: =item * copyrightdescription()
2703:
2704: returns description of a specified copyright id
2705:
2706: =cut
2707:
2708: sub copyrightdescription {
1.166 www 2709: return &mt($cprtag{shift(@_)});
1.112 bowersj2 2710: }
1.197 matthew 2711:
2712: =pod
2713:
1.192 taceyjo1 2714: =item * source_copyrightids()
2715:
2716: returns list of all source copyrights
2717:
2718: =cut
2719:
2720: sub source_copyrightids {
2721: return sort(keys(%scprtag));
2722: }
2723:
2724: =pod
2725:
2726: =item * source_copyrightdescription()
2727:
2728: returns description of a specified source copyright id
2729:
2730: =cut
2731:
2732: sub source_copyrightdescription {
2733: return &mt($scprtag{shift(@_)});
2734: }
1.112 bowersj2 2735:
2736: =pod
2737:
2738: =item * filecategories()
2739:
2740: returns list of all file categories
2741:
2742: =cut
2743:
2744: sub filecategories {
2745: return sort(keys(%category_extensions));
2746: }
2747:
2748: =pod
2749:
2750: =item * filecategorytypes()
2751:
2752: returns list of file types belonging to a given file
2753: category
2754:
2755: =cut
2756:
2757: sub filecategorytypes {
1.356 albertel 2758: my ($cat) = @_;
2759: return @{$category_extensions{lc($cat)}};
1.112 bowersj2 2760: }
2761:
2762: =pod
2763:
2764: =item * fileembstyle()
2765:
2766: returns embedding style for a specified file type
2767:
2768: =cut
2769:
2770: sub fileembstyle {
2771: return $fe{lc(shift(@_))};
1.169 www 2772: }
2773:
1.351 www 2774: sub filemimetype {
2775: return $fm{lc(shift(@_))};
2776: }
2777:
1.169 www 2778:
2779: sub filecategoryselect {
2780: my ($name,$value)=@_;
1.189 matthew 2781: return &select_form($value,$name,
1.169 www 2782: '' => &mt('Any category'),
2783: map { $_,$_ } sort(keys(%category_extensions)));
1.112 bowersj2 2784: }
2785:
2786: =pod
2787:
2788: =item * filedescription()
2789:
2790: returns description for a specified file type
2791:
2792: =cut
2793:
2794: sub filedescription {
1.188 matthew 2795: my $file_description = $fd{lc(shift())};
2796: $file_description =~ s:([\[\]]):~$1:g;
2797: return &mt($file_description);
1.112 bowersj2 2798: }
2799:
2800: =pod
2801:
2802: =item * filedescriptionex()
2803:
2804: returns description for a specified file type with
2805: extra formatting
2806:
2807: =cut
2808:
2809: sub filedescriptionex {
2810: my $ex=shift;
1.188 matthew 2811: my $file_description = $fd{lc($ex)};
2812: $file_description =~ s:([\[\]]):~$1:g;
2813: return '.'.$ex.' '.&mt($file_description);
1.112 bowersj2 2814: }
2815:
2816: # End of .tab access
2817: =pod
2818:
2819: =back
2820:
2821: =cut
2822:
2823: # ------------------------------------------------------------------ File Types
2824: sub fileextensions {
2825: return sort(keys(%fe));
2826: }
2827:
1.97 www 2828: # ----------------------------------------------------------- Display Languages
2829: # returns a hash with all desired display languages
2830: #
2831:
2832: sub display_languages {
2833: my %languages=();
1.356 albertel 2834: foreach my $lang (&preferred_languages()) {
2835: $languages{$lang}=1;
1.97 www 2836: }
2837: &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
1.258 albertel 2838: if ($env{'form.displaylanguage'}) {
1.356 albertel 2839: foreach my $lang (split(/\s*(\,|\;|\:)\s*/,$env{'form.displaylanguage'})) {
2840: $languages{$lang}=1;
1.97 www 2841: }
2842: }
2843: return %languages;
1.14 harris41 2844: }
2845:
1.117 www 2846: sub preferred_languages {
2847: my @languages=();
1.258 albertel 2848: if ($env{'course.'.$env{'request.course.id'}.'.languages'}) {
1.117 www 2849: @languages=(@languages,split(/\s*(\,|\;|\:)\s*/,
1.258 albertel 2850: $env{'course.'.$env{'request.course.id'}.'.languages'}));
1.177 www 2851: }
1.258 albertel 2852: if ($env{'environment.languages'}) {
1.459 albertel 2853: @languages=(@languages,
2854: split(/\s*(\,|\;|\:)\s*/,$env{'environment.languages'}));
1.118 www 2855: }
1.583 albertel 2856: my $browser=$ENV{'HTTP_ACCEPT_LANGUAGE'};
1.162 www 2857: if ($browser) {
1.583 albertel 2858: my @browser =
2859: map { (split(/\s*;\s*/,$_))[0] } (split(/\s*,\s*/,$browser));
2860: push(@languages,@browser);
1.162 www 2861: }
1.514 albertel 2862: if (&Apache::lonnet::domain($env{'user.domain'},'lang_def')) {
1.118 www 2863: @languages=(@languages,
1.514 albertel 2864: &Apache::lonnet::domain($env{'user.domain'},
2865: 'lang_def'));
1.118 www 2866: }
1.514 albertel 2867: if (&Apache::lonnet::domain($env{'request.role.domain'},'lang_def')) {
1.118 www 2868: @languages=(@languages,
1.514 albertel 2869: &Apache::lonnet::domain($env{'request.role.domain'},
2870: 'lang_def'));
1.118 www 2871: }
1.514 albertel 2872: if (&Apache::lonnet::domain($Apache::lonnet::perlvar{'lonDefDomain'},
2873: 'lang_def')) {
1.118 www 2874: @languages=(@languages,
1.514 albertel 2875: &Apache::lonnet::domain($Apache::lonnet::perlvar{'lonDefDomain'},
2876: 'lang_def'));
1.118 www 2877: }
2878: # turn "en-ca" into "en-ca,en"
2879: my @genlanguages;
1.356 albertel 2880: foreach my $lang (@languages) {
2881: unless ($lang=~/\w/) { next; }
1.583 albertel 2882: push(@genlanguages,$lang);
1.356 albertel 2883: if ($lang=~/(\-|\_)/) {
2884: push(@genlanguages,(split(/(\-|\_)/,$lang))[0]);
1.118 www 2885: }
2886: }
1.583 albertel 2887: #uniqueify the languages list
2888: my %count;
2889: @genlanguages = map { $count{$_}++ == 0 ? $_ : () } @genlanguages;
1.118 www 2890: return @genlanguages;
1.117 www 2891: }
2892:
1.582 albertel 2893: sub languages {
2894: my ($possible_langs) = @_;
2895: my @preferred_langs = &preferred_languages();
2896: if (!ref($possible_langs)) {
2897: if( wantarray ) {
2898: return @preferred_langs;
2899: } else {
2900: return $preferred_langs[0];
2901: }
2902: }
2903: my %possibilities = map { $_ => 1 } (@$possible_langs);
2904: my @preferred_possibilities;
2905: foreach my $preferred_lang (@preferred_langs) {
2906: if (exists($possibilities{$preferred_lang})) {
2907: push(@preferred_possibilities, $preferred_lang);
2908: }
2909: }
2910: if( wantarray ) {
2911: return @preferred_possibilities;
2912: }
2913: return $preferred_possibilities[0];
2914: }
2915:
1.112 bowersj2 2916: ###############################################################
2917: ## Student Answer Attempts ##
2918: ###############################################################
2919:
2920: =pod
2921:
2922: =head1 Alternate Problem Views
2923:
2924: =over 4
2925:
2926: =item * get_previous_attempt($symb, $username, $domain, $course,
2927: $getattempt, $regexp, $gradesub)
2928:
2929: Return string with previous attempt on problem. Arguments:
2930:
2931: =over 4
2932:
2933: =item * $symb: Problem, including path
2934:
2935: =item * $username: username of the desired student
2936:
2937: =item * $domain: domain of the desired student
1.14 harris41 2938:
1.112 bowersj2 2939: =item * $course: Course ID
1.14 harris41 2940:
1.112 bowersj2 2941: =item * $getattempt: Leave blank for all attempts, otherwise put
2942: something
1.14 harris41 2943:
1.112 bowersj2 2944: =item * $regexp: if string matches this regexp, the string will be
2945: sent to $gradesub
1.14 harris41 2946:
1.112 bowersj2 2947: =item * $gradesub: routine that processes the string if it matches $regexp
1.14 harris41 2948:
1.112 bowersj2 2949: =back
1.14 harris41 2950:
1.112 bowersj2 2951: The output string is a table containing all desired attempts, if any.
1.16 harris41 2952:
1.112 bowersj2 2953: =cut
1.1 albertel 2954:
2955: sub get_previous_attempt {
1.43 ng 2956: my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
1.1 albertel 2957: my $prevattempts='';
1.43 ng 2958: no strict 'refs';
1.1 albertel 2959: if ($symb) {
1.3 albertel 2960: my (%returnhash)=
2961: &Apache::lonnet::restore($symb,$course,$domain,$username);
1.1 albertel 2962: if ($returnhash{'version'}) {
2963: my %lasthash=();
2964: my $version;
2965: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.356 albertel 2966: foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {
2967: $lasthash{$key}=$returnhash{$version.':'.$key};
1.19 harris41 2968: }
1.1 albertel 2969: }
1.596 albertel 2970: $prevattempts=&start_data_table().&start_data_table_header_row();
2971: $prevattempts.='<th>'.&mt('History').'</th>';
1.356 albertel 2972: foreach my $key (sort(keys(%lasthash))) {
2973: my ($ign,@parts) = split(/\./,$key);
1.41 ng 2974: if ($#parts > 0) {
1.31 albertel 2975: my $data=$parts[-1];
2976: pop(@parts);
1.596 albertel 2977: $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.' </th>';
1.31 albertel 2978: } else {
1.41 ng 2979: if ($#parts == 0) {
2980: $prevattempts.='<th>'.$parts[0].'</th>';
2981: } else {
2982: $prevattempts.='<th>'.$ign.'</th>';
2983: }
1.31 albertel 2984: }
1.16 harris41 2985: }
1.596 albertel 2986: $prevattempts.=&end_data_table_header_row();
1.40 ng 2987: if ($getattempt eq '') {
2988: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.596 albertel 2989: $prevattempts.=&start_data_table_row().
2990: '<td>'.&mt('Transaction [_1]',$version).'</td>';
1.356 albertel 2991: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 2992: my $value = &format_previous_attempt_value($key,
2993: $returnhash{$version.':'.$key});
2994: $prevattempts.='<td>'.$value.' </td>';
1.40 ng 2995: }
1.596 albertel 2996: $prevattempts.=&end_data_table_row();
1.40 ng 2997: }
1.1 albertel 2998: }
1.596 albertel 2999: $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
1.356 albertel 3000: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3001: my $value = &format_previous_attempt_value($key,$lasthash{$key});
1.356 albertel 3002: if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
1.40 ng 3003: $prevattempts.='<td>'.$value.' </td>';
1.16 harris41 3004: }
1.596 albertel 3005: $prevattempts.= &end_data_table_row().&end_data_table();
1.1 albertel 3006: } else {
1.596 albertel 3007: $prevattempts=
3008: &start_data_table().&start_data_table_row().
3009: '<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
3010: &end_data_table_row().&end_data_table();
1.1 albertel 3011: }
3012: } else {
1.596 albertel 3013: $prevattempts=
3014: &start_data_table().&start_data_table_row().
3015: '<td>'.&mt('No data.').'</td>'.
3016: &end_data_table_row().&end_data_table();
1.1 albertel 3017: }
1.10 albertel 3018: }
3019:
1.581 albertel 3020: sub format_previous_attempt_value {
3021: my ($key,$value) = @_;
3022: if ($key =~ /timestamp/) {
3023: $value = &Apache::lonlocal::locallocaltime($value);
3024: } elsif (ref($value) eq 'ARRAY') {
3025: $value = '('.join(', ', @{ $value }).')';
3026: } else {
3027: $value = &unescape($value);
3028: }
3029: return $value;
3030: }
3031:
3032:
1.107 albertel 3033: sub relative_to_absolute {
3034: my ($url,$output)=@_;
3035: my $parser=HTML::TokeParser->new(\$output);
3036: my $token;
3037: my $thisdir=$url;
3038: my @rlinks=();
3039: while ($token=$parser->get_token) {
3040: if ($token->[0] eq 'S') {
3041: if ($token->[1] eq 'a') {
3042: if ($token->[2]->{'href'}) {
3043: $rlinks[$#rlinks+1]=$token->[2]->{'href'};
3044: }
3045: } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
3046: $rlinks[$#rlinks+1]=$token->[2]->{'src'};
3047: } elsif ($token->[1] eq 'base') {
3048: $thisdir=$token->[2]->{'href'};
3049: }
3050: }
3051: }
3052: $thisdir=~s-/[^/]*$--;
1.356 albertel 3053: foreach my $link (@rlinks) {
3054: unless (($link=~/^http:\/\//i) ||
3055: ($link=~/^\//) ||
3056: ($link=~/^javascript:/i) ||
3057: ($link=~/^mailto:/i) ||
3058: ($link=~/^\#/)) {
3059: my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
3060: $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
1.107 albertel 3061: }
3062: }
3063: # -------------------------------------------------- Deal with Applet codebases
3064: $output=~s/(\<applet[^\>]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
3065: return $output;
3066: }
3067:
1.112 bowersj2 3068: =pod
3069:
3070: =item * get_student_view
3071:
3072: show a snapshot of what student was looking at
3073:
3074: =cut
3075:
1.10 albertel 3076: sub get_student_view {
1.186 albertel 3077: my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
1.114 www 3078: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3079: my (%form);
1.10 albertel 3080: my @elements=('symb','courseid','domain','username');
3081: foreach my $element (@elements) {
1.186 albertel 3082: $form{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3083: }
1.186 albertel 3084: if (defined($moreenv)) {
3085: %form=(%form,%{$moreenv});
3086: }
1.236 albertel 3087: if (defined($target)) { $form{'grade_target'} = $target; }
1.107 albertel 3088: $feedurl=&Apache::lonnet::clutter($feedurl);
1.186 albertel 3089: my $userview=&Apache::lonnet::ssi_body($feedurl,%form);
1.11 albertel 3090: $userview=~s/\<body[^\>]*\>//gi;
3091: $userview=~s/\<\/body\>//gi;
3092: $userview=~s/\<html\>//gi;
3093: $userview=~s/\<\/html\>//gi;
3094: $userview=~s/\<head\>//gi;
3095: $userview=~s/\<\/head\>//gi;
3096: $userview=~s/action\s*\=/would_be_action\=/gi;
1.107 albertel 3097: $userview=&relative_to_absolute($feedurl,$userview);
1.11 albertel 3098: return $userview;
3099: }
3100:
1.112 bowersj2 3101: =pod
3102:
3103: =item * get_student_answers()
3104:
3105: show a snapshot of how student was answering problem
3106:
3107: =cut
3108:
1.11 albertel 3109: sub get_student_answers {
1.100 sakharuk 3110: my ($symb,$username,$domain,$courseid,%form) = @_;
1.114 www 3111: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3112: my (%moreenv);
1.11 albertel 3113: my @elements=('symb','courseid','domain','username');
3114: foreach my $element (@elements) {
1.186 albertel 3115: $moreenv{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3116: }
1.186 albertel 3117: $moreenv{'grade_target'}='answer';
3118: %moreenv=(%form,%moreenv);
1.497 raeburn 3119: $feedurl = &Apache::lonnet::clutter($feedurl);
3120: my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
1.10 albertel 3121: return $userview;
1.1 albertel 3122: }
1.116 albertel 3123:
3124: =pod
3125:
3126: =item * &submlink()
3127:
1.242 albertel 3128: Inputs: $text $uname $udom $symb $target
1.116 albertel 3129:
3130: Returns: A link to grades.pm such as to see the SUBM view of a student
3131:
3132: =cut
3133:
3134: ###############################################
3135: sub submlink {
1.242 albertel 3136: my ($text,$uname,$udom,$symb,$target)=@_;
1.116 albertel 3137: if (!($uname && $udom)) {
3138: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3139: &Apache::lonnet::whichuser($symb);
1.116 albertel 3140: if (!$symb) { $symb=$cursymb; }
3141: }
1.254 matthew 3142: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3143: $symb=&escape($symb);
1.242 albertel 3144: if ($target) { $target="target=\"$target\""; }
3145: return '<a href="/adm/grades?&command=submission&'.
3146: 'symb='.$symb.'&student='.$uname.
3147: '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
3148: }
3149: ##############################################
3150:
3151: =pod
3152:
3153: =item * &pgrdlink()
3154:
3155: Inputs: $text $uname $udom $symb $target
3156:
3157: Returns: A link to grades.pm such as to see the PGRD view of a student
3158:
3159: =cut
3160:
3161: ###############################################
3162: sub pgrdlink {
3163: my $link=&submlink(@_);
3164: $link=~s/(&command=submission)/$1&showgrading=yes/;
3165: return $link;
3166: }
3167: ##############################################
3168:
3169: =pod
3170:
3171: =item * &pprmlink()
3172:
3173: Inputs: $text $uname $udom $symb $target
3174:
3175: Returns: A link to parmset.pm such as to see the PPRM view of a
1.283 albertel 3176: student and a specific resource
1.242 albertel 3177:
3178: =cut
3179:
3180: ###############################################
3181: sub pprmlink {
3182: my ($text,$uname,$udom,$symb,$target)=@_;
3183: if (!($uname && $udom)) {
3184: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3185: &Apache::lonnet::whichuser($symb);
1.242 albertel 3186: if (!$symb) { $symb=$cursymb; }
3187: }
1.254 matthew 3188: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3189: $symb=&escape($symb);
1.242 albertel 3190: if ($target) { $target="target=\"$target\""; }
1.595 albertel 3191: return '<a href="/adm/parmset?command=set&'.
3192: 'symb='.$symb.'&uname='.$uname.
3193: '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
1.116 albertel 3194: }
3195: ##############################################
1.37 matthew 3196:
1.112 bowersj2 3197: =pod
3198:
3199: =back
3200:
3201: =cut
3202:
1.37 matthew 3203: ###############################################
1.51 www 3204:
3205:
3206: sub timehash {
3207: my @ltime=localtime(shift);
3208: return ( 'seconds' => $ltime[0],
3209: 'minutes' => $ltime[1],
3210: 'hours' => $ltime[2],
3211: 'day' => $ltime[3],
3212: 'month' => $ltime[4]+1,
3213: 'year' => $ltime[5]+1900,
3214: 'weekday' => $ltime[6],
3215: 'dayyear' => $ltime[7]+1,
3216: 'dlsav' => $ltime[8] );
3217: }
3218:
1.370 www 3219: sub utc_string {
3220: my ($date)=@_;
1.371 www 3221: return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
1.370 www 3222: }
3223:
1.51 www 3224: sub maketime {
3225: my %th=@_;
3226: return POSIX::mktime(
3227: ($th{'seconds'},$th{'minutes'},$th{'hours'},
1.210 www 3228: $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
1.70 www 3229: }
3230:
3231: #########################################
1.51 www 3232:
3233: sub findallcourses {
1.482 raeburn 3234: my ($roles,$uname,$udom) = @_;
1.355 albertel 3235: my %roles;
3236: if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
1.348 albertel 3237: my %courses;
1.51 www 3238: my $now=time;
1.482 raeburn 3239: if (!defined($uname)) {
3240: $uname = $env{'user.name'};
3241: }
3242: if (!defined($udom)) {
3243: $udom = $env{'user.domain'};
3244: }
3245: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
3246: my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
3247: if (!%roles) {
3248: %roles = (
3249: cc => 1,
3250: in => 1,
3251: ep => 1,
3252: ta => 1,
3253: cr => 1,
3254: st => 1,
3255: );
3256: }
3257: foreach my $entry (keys(%roleshash)) {
3258: my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry});
3259: if ($trole =~ /^cr/) {
3260: next if (!exists($roles{$trole}) && !exists($roles{'cr'}));
3261: } else {
3262: next if (!exists($roles{$trole}));
3263: }
3264: if ($tend) {
3265: next if ($tend < $now);
3266: }
3267: if ($tstart) {
3268: next if ($tstart > $now);
3269: }
3270: my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec);
3271: (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry);
3272: if ($secpart eq '') {
3273: ($cnum,$role) = split(/_/,$cnumpart);
3274: $sec = 'none';
3275: $realsec = '';
3276: } else {
3277: $cnum = $cnumpart;
3278: ($sec,$role) = split(/_/,$secpart);
3279: $realsec = $sec;
1.490 raeburn 3280: }
1.482 raeburn 3281: $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec;
3282: }
3283: } else {
3284: foreach my $key (keys(%env)) {
1.483 albertel 3285: if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} ||
3286: $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) {
1.482 raeburn 3287: my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4);
3288: next if ($role eq 'ca' || $role eq 'aa');
3289: next if (%roles && !exists($roles{$role}));
3290: my ($starttime,$endtime)=split(/\./,$env{$key});
3291: my $active=1;
3292: if ($starttime) {
3293: if ($now<$starttime) { $active=0; }
3294: }
3295: if ($endtime) {
3296: if ($now>$endtime) { $active=0; }
3297: }
3298: if ($active) {
3299: if ($sec eq '') {
3300: $sec = 'none';
3301: }
3302: $courses{$cdom.'_'.$cnum}{$sec} =
3303: $role.'/'.$cdom.'/'.$cnum.'/'.$sec;
1.474 raeburn 3304: }
3305: }
1.51 www 3306: }
3307: }
1.474 raeburn 3308: return %courses;
1.51 www 3309: }
1.37 matthew 3310:
1.54 www 3311: ###############################################
1.474 raeburn 3312:
3313: sub blockcheck {
1.482 raeburn 3314: my ($setters,$activity,$uname,$udom) = @_;
1.490 raeburn 3315:
3316: if (!defined($udom)) {
3317: $udom = $env{'user.domain'};
3318: }
3319: if (!defined($uname)) {
3320: $uname = $env{'user.name'};
3321: }
3322:
3323: # If uname and udom are for a course, check for blocks in the course.
3324:
3325: if (&Apache::lonnet::is_course($udom,$uname)) {
3326: my %records = &Apache::lonnet::dump('comm_block',$udom,$uname);
1.502 raeburn 3327: my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname);
1.490 raeburn 3328: return ($startblock,$endblock);
3329: }
1.474 raeburn 3330:
1.502 raeburn 3331: my $startblock = 0;
3332: my $endblock = 0;
1.482 raeburn 3333: my %live_courses = &findallcourses(undef,$uname,$udom);
1.474 raeburn 3334:
1.490 raeburn 3335: # If uname is for a user, and activity is course-specific, i.e.,
3336: # boards, chat or groups, check for blocking in current course only.
1.474 raeburn 3337:
1.490 raeburn 3338: if (($activity eq 'boards' || $activity eq 'chat' ||
3339: $activity eq 'groups') && ($env{'request.course.id'})) {
3340: foreach my $key (keys(%live_courses)) {
3341: if ($key ne $env{'request.course.id'}) {
3342: delete($live_courses{$key});
3343: }
3344: }
3345: }
3346:
3347: my $otheruser = 0;
3348: my %own_courses;
3349: if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) {
3350: # Resource belongs to user other than current user.
3351: $otheruser = 1;
3352: # Gather courses for current user
3353: %own_courses =
3354: &findallcourses(undef,$env{'user.name'},$env{'user.domain'});
3355: }
3356:
3357: # Gather active course roles - course coordinator, instructor,
3358: # exam proctor, ta, student, or custom role.
1.474 raeburn 3359:
3360: foreach my $course (keys(%live_courses)) {
1.482 raeburn 3361: my ($cdom,$cnum);
3362: if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) {
3363: $cdom = $env{'course.'.$course.'.domain'};
3364: $cnum = $env{'course.'.$course.'.num'};
3365: } else {
1.490 raeburn 3366: ($cdom,$cnum) = split(/_/,$course);
1.482 raeburn 3367: }
3368: my $no_ownblock = 0;
3369: my $no_userblock = 0;
1.533 raeburn 3370: if ($otheruser && $activity ne 'com') {
1.490 raeburn 3371: # Check if current user has 'evb' priv for this
3372: if (defined($own_courses{$course})) {
3373: foreach my $sec (keys(%{$own_courses{$course}})) {
3374: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
3375: if ($sec ne 'none') {
3376: $checkrole .= '/'.$sec;
3377: }
3378: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3379: $no_ownblock = 1;
3380: last;
3381: }
3382: }
3383: }
3384: # if they have 'evb' priv and are currently not playing student
3385: next if (($no_ownblock) &&
3386: ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));
3387: }
1.474 raeburn 3388: foreach my $sec (keys(%{$live_courses{$course}})) {
1.482 raeburn 3389: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
1.474 raeburn 3390: if ($sec ne 'none') {
1.482 raeburn 3391: $checkrole .= '/'.$sec;
1.474 raeburn 3392: }
1.490 raeburn 3393: if ($otheruser) {
3394: # Resource belongs to user other than current user.
3395: # Assemble privs for that user, and check for 'evb' priv.
1.482 raeburn 3396: my ($trole,$tdom,$tnum,$tsec);
3397: my $entry = $live_courses{$course}{$sec};
3398: if ($entry =~ /^cr/) {
3399: ($trole,$tdom,$tnum,$tsec) =
3400: ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|);
3401: } else {
3402: ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry);
3403: }
3404: my ($spec,$area,$trest,%allroles,%userroles);
3405: $area = '/'.$tdom.'/'.$tnum;
3406: $trest = $tnum;
3407: if ($tsec ne '') {
3408: $area .= '/'.$tsec;
3409: $trest .= '/'.$tsec;
3410: }
3411: $spec = $trole.'.'.$area;
3412: if ($trole =~ /^cr/) {
3413: &Apache::lonnet::custom_roleprivs(\%allroles,$trole,
3414: $tdom,$spec,$trest,$area);
3415: } else {
3416: &Apache::lonnet::standard_roleprivs(\%allroles,$trole,
3417: $tdom,$spec,$trest,$area);
3418: }
3419: my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
1.486 raeburn 3420: if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
3421: if ($1) {
3422: $no_userblock = 1;
3423: last;
3424: }
3425: }
1.490 raeburn 3426: } else {
3427: # Resource belongs to current user
3428: # Check for 'evb' priv via lonnet::allowed().
1.482 raeburn 3429: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3430: $no_ownblock = 1;
3431: last;
3432: }
1.474 raeburn 3433: }
3434: }
3435: # if they have the evb priv and are currently not playing student
1.482 raeburn 3436: next if (($no_ownblock) &&
1.491 albertel 3437: ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
1.482 raeburn 3438: next if ($no_userblock);
1.474 raeburn 3439:
1.490 raeburn 3440: # Retrieve blocking times and identity of blocker for course
3441: # of specified user, unless user has 'evb' privilege.
1.502 raeburn 3442:
3443: my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
3444: if (($start != 0) &&
3445: (($startblock == 0) || ($startblock > $start))) {
3446: $startblock = $start;
3447: }
3448: if (($end != 0) &&
3449: (($endblock == 0) || ($endblock < $end))) {
3450: $endblock = $end;
3451: }
1.490 raeburn 3452: }
3453: return ($startblock,$endblock);
3454: }
3455:
3456: sub get_blocks {
3457: my ($setters,$activity,$cdom,$cnum) = @_;
3458: my $startblock = 0;
3459: my $endblock = 0;
3460: my $course = $cdom.'_'.$cnum;
3461: $setters->{$course} = {};
3462: $setters->{$course}{'staff'} = [];
3463: $setters->{$course}{'times'} = [];
3464: my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
3465: foreach my $record (keys(%records)) {
3466: my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);
3467: if ($start <= time && $end >= time) {
3468: my ($staff_name,$staff_dom,$title,$blocks) =
3469: &parse_block_record($records{$record});
3470: if ($blocks->{$activity} eq 'on') {
3471: push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]);
3472: push(@{$$setters{$course}{'times'}}, [$start,$end]);
1.491 albertel 3473: if ( ($startblock == 0) || ($startblock > $start) ) {
3474: $startblock = $start;
1.490 raeburn 3475: }
1.491 albertel 3476: if ( ($endblock == 0) || ($endblock < $end) ) {
3477: $endblock = $end;
1.474 raeburn 3478: }
3479: }
3480: }
3481: }
3482: return ($startblock,$endblock);
3483: }
3484:
3485: sub parse_block_record {
3486: my ($record) = @_;
3487: my ($setuname,$setudom,$title,$blocks);
3488: if (ref($record) eq 'HASH') {
3489: ($setuname,$setudom) = split(/:/,$record->{'setter'});
3490: $title = &unescape($record->{'event'});
3491: $blocks = $record->{'blocks'};
3492: } else {
3493: my @data = split(/:/,$record,3);
3494: if (scalar(@data) eq 2) {
3495: $title = $data[1];
3496: ($setuname,$setudom) = split(/@/,$data[0]);
3497: } else {
3498: ($setuname,$setudom,$title) = @data;
3499: }
3500: $blocks = { 'com' => 'on' };
3501: }
3502: return ($setuname,$setudom,$title,$blocks);
3503: }
3504:
3505: sub build_block_table {
3506: my ($startblock,$endblock,$setters) = @_;
3507: my %lt = &Apache::lonlocal::texthash(
3508: 'cacb' => 'Currently active communication blocks',
3509: 'cour' => 'Course',
3510: 'dura' => 'Duration',
3511: 'blse' => 'Block set by'
3512: );
3513: my $output;
1.476 raeburn 3514: $output = '<br />'.$lt{'cacb'}.':<br />';
1.474 raeburn 3515: $output .= &start_data_table();
3516: $output .= '
3517: <tr>
3518: <th>'.$lt{'cour'}.'</th>
3519: <th>'.$lt{'dura'}.'</th>
3520: <th>'.$lt{'blse'}.'</th>
3521: </tr>
3522: ';
3523: foreach my $course (keys(%{$setters})) {
3524: my %courseinfo=&Apache::lonnet::coursedescription($course);
3525: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
3526: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
1.490 raeburn 3527: my $fullname = &plainname($uname,$udom);
3528: if (defined($env{'user.name'}) && defined($env{'user.domain'})
3529: && $env{'user.name'} ne 'public'
3530: && $env{'user.domain'} ne 'public') {
3531: $fullname = &aboutmewrapper($fullname,$uname,$udom);
3532: }
1.474 raeburn 3533: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
3534: $openblock = &Apache::lonlocal::locallocaltime($openblock);
3535: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
3536: $output .= &Apache::loncommon::start_data_table_row().
3537: '<td>'.$courseinfo{'description'}.'</td>'.
3538: '<td>'.$openblock.' to '.$closeblock.'</td>'.
1.490 raeburn 3539: '<td>'.$fullname.'</td>'.
1.474 raeburn 3540: &Apache::loncommon::end_data_table_row();
3541: }
3542: }
3543: $output .= &end_data_table();
3544: }
3545:
1.490 raeburn 3546: sub blocking_status {
3547: my ($activity,$uname,$udom) = @_;
3548: my %setters;
3549: my ($blocked,$output,$ownitem,$is_course);
3550: my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
3551: if ($startblock && $endblock) {
3552: $blocked = 1;
3553: if (wantarray) {
3554: my $category;
3555: if ($activity eq 'boards') {
3556: $category = 'Discussion posts in this course';
3557: } elsif ($activity eq 'blogs') {
3558: $category = 'Blogs';
3559: } elsif ($activity eq 'port') {
3560: if (defined($uname) && defined($udom)) {
3561: if ($uname eq $env{'user.name'} &&
3562: $udom eq $env{'user.domain'}) {
3563: $ownitem = 1;
3564: }
3565: }
3566: $is_course = &Apache::lonnet::is_course($udom,$uname);
3567: if ($ownitem) {
3568: $category = 'Your portfolio files';
3569: } elsif ($is_course) {
3570: my $coursedesc;
3571: foreach my $course (keys(%setters)) {
3572: my %courseinfo =
3573: &Apache::lonnet::coursedescription($course);
3574: $coursedesc = $courseinfo{'description'};
3575: }
3576: $category = "Group files in the course '$coursedesc'";
3577: } else {
3578: $category = 'Portfolio files belonging to ';
3579: if ($env{'user.name'} eq 'public' &&
3580: $env{'user.domain'} eq 'public') {
3581: $category .= &plainname($uname,$udom);
3582: } else {
3583: $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);
3584: }
3585: }
3586: } elsif ($activity eq 'groups') {
3587: $category = 'Groups in this course';
3588: }
3589: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
3590: my $showend = &Apache::lonlocal::locallocaltime($endblock);
3591: $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
3592: if (!($activity eq 'port' && !($ownitem) && !($is_course))) {
3593: $output .= &build_block_table($startblock,$endblock,\%setters);
3594: }
3595: }
3596: }
3597: if (wantarray) {
3598: return ($blocked,$output);
3599: } else {
3600: return $blocked;
3601: }
3602: }
3603:
1.60 matthew 3604: ###############################################
3605:
3606: =pod
3607:
1.112 bowersj2 3608: =head1 Domain Template Functions
3609:
3610: =over 4
3611:
3612: =item * &determinedomain()
1.60 matthew 3613:
3614: Inputs: $domain (usually will be undef)
3615:
1.63 www 3616: Returns: Determines which domain should be used for designs
1.60 matthew 3617:
3618: =cut
1.54 www 3619:
1.60 matthew 3620: ###############################################
1.63 www 3621: sub determinedomain {
3622: my $domain=shift;
1.531 albertel 3623: if (! $domain) {
1.60 matthew 3624: # Determine domain if we have not been given one
3625: $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
1.258 albertel 3626: if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
3627: if ($env{'request.role.domain'}) {
3628: $domain=$env{'request.role.domain'};
1.60 matthew 3629: }
3630: }
1.63 www 3631: return $domain;
3632: }
3633: ###############################################
1.517 raeburn 3634:
1.518 albertel 3635: sub devalidate_domconfig_cache {
3636: my ($udom)=@_;
3637: &Apache::lonnet::devalidate_cache_new('domainconfig',$udom);
3638: }
3639:
3640: # ---------------------- Get domain configuration for a domain
3641: sub get_domainconf {
3642: my ($udom) = @_;
3643: my $cachetime=1800;
3644: my ($result,$cached)=&Apache::lonnet::is_cached_new('domainconfig',$udom);
3645: if (defined($cached)) { return %{$result}; }
3646:
3647: my %domconfig = &Apache::lonnet::get_dom('configuration',
3648: ['login','rolecolors'],$udom);
3649: my %designhash;
3650: if (keys(%domconfig) > 0) {
3651: if (ref($domconfig{'login'}) eq 'HASH') {
3652: foreach my $key (keys(%{$domconfig{'login'}})) {
3653: $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
3654: }
3655: }
3656: if (ref($domconfig{'rolecolors'}) eq 'HASH') {
3657: foreach my $role (keys(%{$domconfig{'rolecolors'}})) {
3658: if (ref($domconfig{'rolecolors'}{$role}) eq 'HASH') {
3659: foreach my $item (keys(%{$domconfig{'rolecolors'}{$role}})) {
3660: $designhash{$udom.'.'.$role.'.'.$item}=$domconfig{'rolecolors'}{$role}{$item};
3661: }
3662: }
3663: }
3664: }
3665: } else {
3666: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
3667: my $designfile = $designdir.'/'.$udom.'.tab';
3668: if (-e $designfile) {
3669: if ( open (my $fh,"<$designfile") ) {
3670: while (my $line = <$fh>) {
3671: next if ($line =~ /^\#/);
3672: chomp($line);
3673: my ($key,$val)=(split(/\=/,$line));
3674: if ($val) { $designhash{$udom.'.'.$key}=$val; }
3675: }
3676: close($fh);
3677: }
3678: }
3679: if (-e '/home/httpd/html/adm/lonDomLogos/'.$udom.'.gif') {
1.519 raeburn 3680: $designhash{$udom.'.login.domlogo'} = "/adm/lonDomLogos/$udom.gif";
1.518 albertel 3681: }
3682: }
3683: &Apache::lonnet::do_cache_new('domainconfig',$udom,\%designhash,
3684: $cachetime);
3685: return %designhash;
3686: }
3687:
1.63 www 3688: =pod
3689:
1.112 bowersj2 3690: =item * &domainlogo()
1.63 www 3691:
3692: Inputs: $domain (usually will be undef)
3693:
3694: Returns: A link to a domain logo, if the domain logo exists.
3695: If the domain logo does not exist, a description of the domain.
3696:
3697: =cut
1.112 bowersj2 3698:
1.63 www 3699: ###############################################
3700: sub domainlogo {
1.517 raeburn 3701: my $domain = &determinedomain(shift);
1.518 albertel 3702: my %designhash = &get_domainconf($domain);
1.517 raeburn 3703: # See if there is a logo
3704: if ($designhash{$domain.'.login.domlogo'} ne '') {
1.519 raeburn 3705: my $imgsrc = $designhash{$domain.'.login.domlogo'};
1.538 albertel 3706: if ($imgsrc =~ m{^/(adm|res)/}) {
3707: if ($imgsrc =~ m{^/res/}) {
3708: my $local_name = &Apache::lonnet::filelocation('',$imgsrc);
3709: &Apache::lonnet::repcopy($local_name);
3710: }
3711: $imgsrc = &lonhttpdurl($imgsrc);
1.519 raeburn 3712: }
3713: return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
1.514 albertel 3714: } elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
3715: return &Apache::lonnet::domain($domain,'description');
1.59 www 3716: } else {
1.60 matthew 3717: return '';
1.59 www 3718: }
3719: }
1.63 www 3720: ##############################################
3721:
3722: =pod
3723:
1.112 bowersj2 3724: =item * &designparm()
1.63 www 3725:
3726: Inputs: $which parameter; $domain (usually will be undef)
3727:
3728: Returns: value of designparamter $which
3729:
3730: =cut
1.112 bowersj2 3731:
1.397 albertel 3732:
1.400 albertel 3733: ##############################################
1.397 albertel 3734: sub designparm {
3735: my ($which,$domain)=@_;
1.258 albertel 3736: if ($env{'browser.blackwhite'} eq 'on') {
1.110 www 3737: if ($which=~/\.(font|alink|vlink|link)$/) {
3738: return '#000000';
3739: }
3740: if ($which=~/\.(pgbg|sidebg)$/) {
3741: return '#FFFFFF';
3742: }
3743: if ($which=~/\.tabbg$/) {
3744: return '#CCCCCC';
3745: }
3746: }
1.397 albertel 3747: if (exists($env{'environment.color.'.$which})) {
1.258 albertel 3748: return $env{'environment.color.'.$which};
1.96 www 3749: }
1.63 www 3750: $domain=&determinedomain($domain);
1.518 albertel 3751: my %domdesign = &get_domainconf($domain);
1.520 raeburn 3752: my $output;
1.517 raeburn 3753: if ($domdesign{$domain.'.'.$which} ne '') {
1.520 raeburn 3754: $output = $domdesign{$domain.'.'.$which};
1.63 www 3755: } else {
1.520 raeburn 3756: $output = $defaultdesign{$which};
3757: }
3758: if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
3759: ($which =~ /login\.(img|logo|domlogo)/)) {
1.538 albertel 3760: if ($output =~ m{^/(adm|res)/}) {
3761: if ($output =~ m{^/res/}) {
3762: my $local_name = &Apache::lonnet::filelocation('',$output);
3763: &Apache::lonnet::repcopy($local_name);
3764: }
1.520 raeburn 3765: $output = &lonhttpdurl($output);
3766: }
1.63 www 3767: }
1.520 raeburn 3768: return $output;
1.63 www 3769: }
1.59 www 3770:
1.60 matthew 3771: ###############################################
3772: ###############################################
3773:
3774: =pod
3775:
1.112 bowersj2 3776: =back
3777:
1.549 albertel 3778: =head1 HTML Helpers
1.112 bowersj2 3779:
3780: =over 4
3781:
3782: =item * &bodytag()
1.60 matthew 3783:
3784: Returns a uniform header for LON-CAPA web pages.
3785:
3786: Inputs:
3787:
1.112 bowersj2 3788: =over 4
3789:
3790: =item * $title, A title to be displayed on the page.
3791:
3792: =item * $function, the current role (can be undef).
3793:
3794: =item * $addentries, extra parameters for the <body> tag.
3795:
3796: =item * $bodyonly, if defined, only return the <body> tag.
3797:
3798: =item * $domain, if defined, force a given domain.
3799:
3800: =item * $forcereg, if page should register as content page (relevant for
1.86 www 3801: text interface only)
1.60 matthew 3802:
1.326 albertel 3803: =item * $customtitle, alternate text to use instead of $title
3804: in the title box that appears, this text
3805: is not auto translated like the $title is
1.309 albertel 3806:
3807: =item * $notopbar, if true, keep the 'what is this' info but remove the
3808: navigational links
1.317 albertel 3809:
1.338 albertel 3810: =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
3811:
3812: =item * $notitle, if true keep the nav controls, but remove the title bar
3813:
1.361 albertel 3814: =item * $no_inline_link, if true and in remote mode, don't show the
3815: 'Switch To Inline Menu' link
3816:
1.460 albertel 3817: =item * $args, optional argument valid values are
3818: no_auto_mt_title -> prevents &mt()ing the title arg
1.562 albertel 3819: inherit_jsmath -> when creating popup window in a page,
3820: should it have jsmath forced on by the
3821: current page
1.460 albertel 3822:
1.112 bowersj2 3823: =back
3824:
1.60 matthew 3825: Returns: A uniform header for LON-CAPA web pages.
3826: If $bodyonly is nonzero, a string containing a <body> tag will be returned.
3827: If $bodyonly is undef or zero, an html string containing a <body> tag and
3828: other decorations will be returned.
3829:
3830: =cut
3831:
1.54 www 3832: sub bodytag {
1.309 albertel 3833: my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
1.460 albertel 3834: $notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
1.339 albertel 3835:
1.460 albertel 3836: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
1.339 albertel 3837:
1.183 matthew 3838: $function = &get_users_function() if (!$function);
1.339 albertel 3839: my $img = &designparm($function.'.img',$domain);
3840: my $font = &designparm($function.'.font',$domain);
3841: my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain);
3842:
3843: my %design = ( 'style' => 'margin-top: 0px',
1.535 albertel 3844: 'bgcolor' => $pgbg,
1.339 albertel 3845: 'text' => $font,
3846: 'alink' => &designparm($function.'.alink',$domain),
3847: 'vlink' => &designparm($function.'.vlink',$domain),
3848: 'link' => &designparm($function.'.link',$domain),);
1.438 albertel 3849: @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
1.339 albertel 3850:
1.63 www 3851: # role and realm
1.378 raeburn 3852: my ($role,$realm) = split(/\./,$env{'request.role'},2);
3853: if ($role eq 'ca') {
1.479 albertel 3854: my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
1.500 albertel 3855: $realm = &plainname($rname,$rdom);
1.378 raeburn 3856: }
1.55 www 3857: # realm
1.258 albertel 3858: if ($env{'request.course.id'}) {
1.378 raeburn 3859: if ($env{'request.role'} !~ /^cr/) {
3860: $role = &Apache::lonnet::plaintext($role,&course_type());
3861: }
1.359 albertel 3862: $realm = $env{'course.'.$env{'request.course.id'}.'.description'};
1.378 raeburn 3863: } else {
3864: $role = &Apache::lonnet::plaintext($role);
1.54 www 3865: }
1.433 albertel 3866:
1.359 albertel 3867: if (!$realm) { $realm=' '; }
1.55 www 3868: # Set messages
1.60 matthew 3869: my $messages=&domainlogo($domain);
1.330 albertel 3870:
1.438 albertel 3871: my $extra_body_attr = &make_attr_string($forcereg,\%design);
1.329 albertel 3872:
1.101 www 3873: # construct main body tag
1.359 albertel 3874: my $bodytag = "<body $extra_body_attr>".
1.562 albertel 3875: &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
1.252 albertel 3876:
1.530 albertel 3877: if ($bodyonly) {
1.60 matthew 3878: return $bodytag;
1.258 albertel 3879: } elsif ($env{'browser.interface'} eq 'textual') {
1.95 www 3880: # Accessibility
1.224 raeburn 3881:
1.337 albertel 3882: $bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
1.338 albertel 3883: if (!$notitle) {
1.337 albertel 3884: $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
3885: }
3886: return $bodytag;
1.359 albertel 3887: }
3888:
1.410 albertel 3889: my $name = &plainname($env{'user.name'},$env{'user.domain'});
1.433 albertel 3890: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
3891: undef($role);
1.434 albertel 3892: } else {
3893: $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
1.433 albertel 3894: }
1.359 albertel 3895:
3896: my $roleinfo=(<<ENDROLE);
3897: <td class="LC_title_bar_who">
3898: <div class="LC_title_bar_name">
1.410 albertel 3899: $name
1.361 albertel 3900:
1.359 albertel 3901: </div>
3902: <div class="LC_title_bar_role">
1.361 albertel 3903: $role
1.359 albertel 3904: </div>
3905: <div class="LC_title_bar_realm">
1.361 albertel 3906: $realm
1.359 albertel 3907: </div>
1.206 albertel 3908: </td>
3909: ENDROLE
1.235 raeburn 3910:
1.359 albertel 3911: my $titleinfo = '<span class="LC_title_bar_title">'.$title.'</span>';
3912: if ($customtitle) {
3913: $titleinfo = $customtitle;
3914: }
3915: #
3916: # Extra info if you are the DC
3917: my $dc_info = '';
3918: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
3919: $env{'course.'.$env{'request.course.id'}.
3920: '.domain'}.'/'})) {
3921: my $cid = $env{'request.course.id'};
3922: $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
1.380 www 3923: $dc_info =~ s/\s+$//;
1.359 albertel 3924: $dc_info = '('.$dc_info.')';
3925: }
3926:
3927: if ($env{'environment.remote'} eq 'off') {
3928: # No Remote
1.258 albertel 3929: if ($env{'request.state'} eq 'construct') {
1.359 albertel 3930: $forcereg=1;
3931: }
3932:
3933: if (!$customtitle && $env{'request.state'} eq 'construct') {
3934: # this is for resources; directories have customtitle, and crumbs
3935: # and select recent are created in lonpubdir.pm
1.229 albertel 3936: my ($uname,$thisdisfn)=
1.258 albertel 3937: ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
1.229 albertel 3938: my $formaction='/priv/'.$uname.'/'.$thisdisfn;
3939: $formaction=~s/\/+/\//g;
3940:
1.359 albertel 3941: my $parentpath = '';
3942: my $lastitem = '';
3943: if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
3944: $parentpath = $1;
3945: $lastitem = $2;
3946: } else {
3947: $lastitem = $thisdisfn;
3948: }
3949: $titleinfo =
1.401 albertel 3950: &Apache::loncommon::help_open_menu('','',3,'Authoring').
1.359 albertel 3951: '<b>Construction Space</b>: '.
3952: '<form name="dirs" method="post" action="'.$formaction
3953: .'" target="_top"><tt><b>'
3954: .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<font size=\"+1\">$lastitem</font></b></tt><br />"
3955: .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
3956: .'</form>'
3957: .&Apache::lonmenu::constspaceform();
1.235 raeburn 3958: }
1.359 albertel 3959:
1.337 albertel 3960: my $titletable;
1.338 albertel 3961: if (!$notitle) {
1.337 albertel 3962: $titletable =
1.359 albertel 3963: '<table id="LC_title_bar">'.
3964: "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
3965: '</tr></table>';
1.337 albertel 3966: }
1.359 albertel 3967: if ($notopbar) {
3968: $bodytag .= $titletable;
3969: } else {
3970: if ($env{'request.state'} eq 'construct') {
1.337 albertel 3971: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
3972: $titletable);
1.272 raeburn 3973: } else {
1.336 albertel 3974: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
1.359 albertel 3975: $titletable;
1.272 raeburn 3976: }
1.235 raeburn 3977: }
3978: return $bodytag;
1.94 www 3979: }
1.95 www 3980:
1.93 www 3981: #
1.95 www 3982: # Top frame rendering, Remote is up
1.93 www 3983: #
1.359 albertel 3984:
1.517 raeburn 3985: my $imgsrc = $img;
3986: if ($img =~ /^\/adm/) {
1.575 albertel 3987: $imgsrc = &lonhttpdurl($img);
1.517 raeburn 3988: }
3989: my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
1.359 albertel 3990:
1.305 www 3991: # Explicit link to get inline menu
1.361 albertel 3992: my $menu= ($no_inline_link?''
3993: :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
1.245 matthew 3994: #
1.338 albertel 3995: if ($notitle) {
1.337 albertel 3996: return $bodytag;
3997: }
1.94 www 3998: return(<<ENDBODY);
1.60 matthew 3999: $bodytag
1.359 albertel 4000: <table id="LC_title_bar" class="LC_with_remote">
1.368 albertel 4001: <tr><td class="LC_title_bar_role_logo">$upperleft</td>
1.359 albertel 4002: <td class="LC_title_bar_domain_logo">$messages </td>
1.54 www 4003: </tr>
1.359 albertel 4004: <tr><td>$titleinfo $dc_info $menu</td>
4005: $roleinfo
1.368 albertel 4006: </tr>
1.356 albertel 4007: </table>
1.54 www 4008: ENDBODY
1.182 matthew 4009: }
4010:
1.330 albertel 4011: sub make_attr_string {
4012: my ($register,$attr_ref) = @_;
4013:
4014: if ($attr_ref && !ref($attr_ref)) {
4015: die("addentries Must be a hash ref ".
4016: join(':',caller(1))." ".
4017: join(':',caller(0))." ");
4018: }
4019:
4020: if ($register) {
1.339 albertel 4021: my ($on_load,$on_unload);
4022: foreach my $key (keys(%{$attr_ref})) {
4023: if (lc($key) eq 'onload') {
4024: $on_load.=$attr_ref->{$key}.';';
4025: delete($attr_ref->{$key});
4026:
4027: } elsif (lc($key) eq 'onunload') {
4028: $on_unload.=$attr_ref->{$key}.';';
4029: delete($attr_ref->{$key});
4030: }
4031: }
4032: $attr_ref->{'onload'} =
4033: &Apache::lonmenu::loadevents(). $on_load;
4034: $attr_ref->{'onunload'}=
4035: &Apache::lonmenu::unloadevents().$on_unload;
4036: }
4037:
4038: # Accessibility font enhance
4039: if ($env{'browser.fontenhance'} eq 'on') {
4040: my $style;
4041: foreach my $key (keys(%{$attr_ref})) {
4042: if (lc($key) eq 'style') {
4043: $style.=$attr_ref->{$key}.';';
4044: delete($attr_ref->{$key});
4045: }
4046: }
4047: $attr_ref->{'style'}=$style.'; font-size: x-large;';
1.330 albertel 4048: }
1.339 albertel 4049:
4050: if ($env{'browser.blackwhite'} eq 'on') {
4051: delete($attr_ref->{'font'});
4052: delete($attr_ref->{'link'});
4053: delete($attr_ref->{'alink'});
4054: delete($attr_ref->{'vlink'});
4055: delete($attr_ref->{'bgcolor'});
4056: delete($attr_ref->{'background'});
4057: }
4058:
1.330 albertel 4059: my $attr_string;
4060: foreach my $attr (keys(%$attr_ref)) {
4061: $attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
4062: }
4063: return $attr_string;
4064: }
4065:
4066:
1.182 matthew 4067: ###############################################
1.251 albertel 4068: ###############################################
4069:
4070: =pod
4071:
4072: =item * &endbodytag()
4073:
4074: Returns a uniform footer for LON-CAPA web pages.
4075:
1.306 albertel 4076: Inputs: none
1.251 albertel 4077:
4078: =cut
4079:
4080: sub endbodytag {
4081: my $endbodytag='</body>';
1.269 albertel 4082: $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
1.315 albertel 4083: if ( exists( $env{'internal.head.redirect'} ) ) {
4084: $endbodytag=
4085: "<br /><a href=\"$env{'internal.head.redirect'}\">".
4086: &mt('Continue').'</a>'.
4087: $endbodytag;
4088: }
1.251 albertel 4089: return $endbodytag;
4090: }
4091:
1.352 albertel 4092: =pod
4093:
4094: =item * &standard_css()
4095:
4096: Returns a style sheet
4097:
4098: Inputs: (all optional)
4099: domain -> force to color decorate a page for a specific
4100: domain
4101: function -> force usage of a specific rolish color scheme
4102: bgcolor -> override the default page bgcolor
4103:
4104: =cut
4105:
1.343 albertel 4106: sub standard_css {
1.345 albertel 4107: my ($function,$domain,$bgcolor) = @_;
1.352 albertel 4108: $function = &get_users_function() if (!$function);
4109: my $img = &designparm($function.'.img', $domain);
4110: my $tabbg = &designparm($function.'.tabbg', $domain);
4111: my $font = &designparm($function.'.font', $domain);
1.345 albertel 4112: my $sidebg = &designparm($function.'.sidebg',$domain);
1.382 albertel 4113: my $pgbg_or_bgcolor =
4114: $bgcolor ||
1.352 albertel 4115: &designparm($function.'.pgbg', $domain);
1.382 albertel 4116: my $pgbg = &designparm($function.'.pgbg', $domain);
1.352 albertel 4117: my $alink = &designparm($function.'.alink', $domain);
4118: my $vlink = &designparm($function.'.vlink', $domain);
4119: my $link = &designparm($function.'.link', $domain);
4120:
1.602 albertel 4121: my $sans = 'Verdana,Arial,Helvetica,sans-serif';
1.395 albertel 4122: my $mono = 'monospace';
1.352 albertel 4123: my $data_table_head = $tabbg;
4124: my $data_table_light = '#EEEEEE';
1.470 banghart 4125: my $data_table_dark = '#DDDDDD';
4126: my $data_table_darker = '#CCCCCC';
1.349 albertel 4127: my $data_table_highlight = '#FFFF00';
1.352 albertel 4128: my $mail_new = '#FFBB77';
4129: my $mail_new_hover = '#DD9955';
4130: my $mail_read = '#BBBB77';
4131: my $mail_read_hover = '#999944';
4132: my $mail_replied = '#AAAA88';
4133: my $mail_replied_hover = '#888855';
4134: my $mail_other = '#99BBBB';
4135: my $mail_other_hover = '#669999';
1.391 albertel 4136: my $table_header = '#DDDDDD';
1.489 raeburn 4137: my $feedback_link_bg = '#BBBBBB';
1.392 albertel 4138:
1.608 albertel 4139: my $border = ($env{'browser.type'} eq 'explorer' ||
4140: $env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'
4141: : '0px 3px 0px 4px';
1.448 albertel 4142:
1.523 albertel 4143:
1.343 albertel 4144: return <<END;
1.345 albertel 4145: h1, h2, h3, th { font-family: $sans }
1.343 albertel 4146: a:focus { color: red; background: yellow }
1.510 albertel 4147: table.thinborder,
1.523 albertel 4148:
1.510 albertel 4149: table.thinborder tr th {
4150: border-style: solid;
4151: border-width: 1px;
4152: background: $tabbg;
4153: }
1.523 albertel 4154: table.thinborder tr td {
1.510 albertel 4155: border-style: solid;
4156: border-width: 1px
4157: }
1.426 albertel 4158:
1.343 albertel 4159: form, .inline { display: inline; }
4160: .center { text-align: center; }
1.593 albertel 4161: .LC_filename {font-family: $mono; white-space:pre;}
1.350 albertel 4162: .LC_error {
4163: color: red;
4164: font-size: larger;
4165: }
1.457 albertel 4166: .LC_warning,
4167: .LC_diff_removed {
1.394 albertel 4168: color: red;
4169: }
1.532 albertel 4170:
4171: .LC_info,
1.457 albertel 4172: .LC_success,
4173: .LC_diff_added {
1.350 albertel 4174: color: green;
4175: }
1.543 albertel 4176: .LC_unknown {
4177: color: yellow;
4178: }
4179:
1.440 albertel 4180: .LC_icon {
4181: border: 0px;
4182: }
1.539 albertel 4183: .LC_indexer_icon {
4184: border: 0px;
4185: height: 22px;
4186: }
1.543 albertel 4187: .LC_docs_spacer {
4188: width: 25px;
4189: height: 1px;
4190: border: 0px;
4191: }
1.346 albertel 4192:
1.532 albertel 4193: .LC_internal_info {
4194: color: #999;
4195: }
4196:
1.458 albertel 4197: table.LC_pastsubmission {
4198: border: 1px solid black;
4199: margin: 2px;
4200: }
4201:
1.606 albertel 4202: table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
1.345 albertel 4203: width: 100%;
4204: background: $pgbg;
1.392 albertel 4205: border: 2px;
1.402 albertel 4206: border-collapse: separate;
1.403 albertel 4207: padding: 0px;
1.345 albertel 4208: }
1.392 albertel 4209:
1.606 albertel 4210: table#LC_title_bar, table.LC_breadcrumbs,
1.393 albertel 4211: table#LC_title_bar.LC_with_remote {
1.359 albertel 4212: width: 100%;
1.392 albertel 4213: border-color: $pgbg;
4214: border-style: solid;
4215: border-width: $border;
4216:
1.379 albertel 4217: background: $pgbg;
4218: font-family: $sans;
1.392 albertel 4219: border-collapse: collapse;
1.403 albertel 4220: padding: 0px;
1.359 albertel 4221: }
1.392 albertel 4222:
1.409 albertel 4223: table.LC_docs_path {
4224: width: 100%;
4225: border: 0;
4226: background: $pgbg;
4227: font-family: $sans;
4228: border-collapse: collapse;
4229: padding: 0px;
4230: }
4231:
1.359 albertel 4232: table#LC_title_bar td {
4233: background: $tabbg;
4234: }
4235: table#LC_title_bar td.LC_title_bar_who {
4236: background: $tabbg;
4237: color: $font;
1.427 albertel 4238: font: small $sans;
1.359 albertel 4239: text-align: right;
4240: }
1.469 banghart 4241: span.LC_metadata {
4242: font-family: $sans;
4243: }
1.359 albertel 4244: span.LC_title_bar_title {
1.416 albertel 4245: font: bold x-large $sans;
1.359 albertel 4246: }
4247: table#LC_title_bar td.LC_title_bar_domain_logo {
4248: background: $sidebg;
4249: text-align: right;
1.368 albertel 4250: padding: 0px;
4251: }
4252: table#LC_title_bar td.LC_title_bar_role_logo {
4253: background: $sidebg;
4254: padding: 0px;
1.359 albertel 4255: }
4256:
1.346 albertel 4257: table#LC_menubuttons_mainmenu {
1.526 www 4258: width: 100%;
1.346 albertel 4259: border: 0px;
4260: border-spacing: 1px;
1.372 albertel 4261: padding: 0px 1px;
1.346 albertel 4262: margin: 0px;
4263: border-collapse: separate;
4264: }
4265: table#LC_menubuttons img, table#LC_menubuttons_mainmenu img {
4266: border: 0px;
4267: }
1.345 albertel 4268: table#LC_top_nav td {
4269: background: $tabbg;
1.392 albertel 4270: border: 0px;
1.407 albertel 4271: font-size: small;
1.345 albertel 4272: }
4273: table#LC_top_nav td a, div#LC_top_nav a {
4274: color: $font;
4275: font-family: $sans;
4276: }
1.364 albertel 4277: table#LC_top_nav td.LC_top_nav_logo {
4278: background: $tabbg;
1.432 albertel 4279: text-align: left;
1.408 albertel 4280: white-space: nowrap;
1.432 albertel 4281: width: 31px;
1.408 albertel 4282: }
4283: table#LC_top_nav td.LC_top_nav_logo img {
1.432 albertel 4284: border: 0px;
1.408 albertel 4285: vertical-align: bottom;
1.364 albertel 4286: }
1.432 albertel 4287: table#LC_top_nav td.LC_top_nav_exit,
4288: table#LC_top_nav td.LC_top_nav_help {
4289: width: 2.0em;
4290: }
1.442 albertel 4291: table#LC_top_nav td.LC_top_nav_login {
4292: width: 4.0em;
4293: text-align: center;
4294: }
1.409 albertel 4295: table.LC_breadcrumbs td, table.LC_docs_path td {
1.357 albertel 4296: background: $tabbg;
4297: color: $font;
4298: font-family: $sans;
1.358 albertel 4299: font-size: smaller;
1.357 albertel 4300: }
1.411 albertel 4301: table.LC_breadcrumbs td.LC_breadcrumbs_component,
1.409 albertel 4302: table.LC_docs_path td.LC_docs_path_component {
1.357 albertel 4303: background: $tabbg;
4304: color: $font;
4305: font-family: $sans;
4306: font-size: larger;
4307: text-align: right;
4308: }
1.383 albertel 4309: td.LC_table_cell_checkbox {
4310: text-align: center;
4311: }
4312:
1.522 albertel 4313: table#LC_mainmenu td.LC_mainmenu_column {
4314: vertical-align: top;
4315: }
4316:
1.346 albertel 4317: .LC_menubuttons_inline_text {
4318: color: $font;
4319: font-family: $sans;
4320: font-size: smaller;
4321: }
4322:
1.526 www 4323: .LC_menubuttons_link {
4324: text-decoration: none;
4325: }
4326:
1.522 albertel 4327: .LC_menubuttons_category {
1.521 www 4328: color: $font;
1.526 www 4329: background: $pgbg;
1.521 www 4330: font-family: $sans;
4331: font-size: larger;
4332: font-weight: bold;
4333: }
4334:
1.346 albertel 4335: td.LC_menubuttons_text {
1.526 www 4336: width: 90%;
1.346 albertel 4337: color: $font;
4338: font-family: $sans;
4339: }
1.526 www 4340:
1.346 albertel 4341: td.LC_menubuttons_img {
4342: }
1.526 www 4343:
1.346 albertel 4344: .LC_current_location {
4345: font-family: $sans;
4346: background: $tabbg;
4347: }
4348: .LC_new_mail {
4349: font-family: $sans;
4350: font-weight: bold;
4351: }
1.347 albertel 4352:
1.526 www 4353: .LC_rolesmenu_is {
4354: font-family: $sans;
4355: }
4356:
4357: .LC_rolesmenu_selected {
4358: font-family: $sans;
4359: }
4360:
4361: .LC_rolesmenu_future {
4362: font-family: $sans;
4363: }
4364:
4365:
4366: .LC_rolesmenu_will {
4367: font-family: $sans;
4368: }
4369:
4370: .LC_rolesmenu_will_not {
4371: font-family: $sans;
4372: }
4373:
4374: .LC_rolesmenu_expired {
4375: font-family: $sans;
4376: }
4377:
4378: .LC_rolesinfo {
4379: font-family: $sans;
4380: }
4381:
1.527 www 4382: .LC_dropadd_labeltext {
4383: font-family: $sans;
4384: text-align: right;
4385: }
4386:
4387: .LC_preferences_labeltext {
4388: font-family: $sans;
4389: text-align: right;
4390: }
4391:
1.440 albertel 4392: table.LC_aboutme_port {
4393: border: 0px;
4394: border-collapse: collapse;
4395: border-spacing: 0px;
4396: }
1.349 albertel 4397: table.LC_data_table, table.LC_mail_list {
1.347 albertel 4398: border: 1px solid #000000;
1.402 albertel 4399: border-collapse: separate;
1.426 albertel 4400: border-spacing: 1px;
1.610 albertel 4401: background: $pgbg;
1.347 albertel 4402: }
1.422 albertel 4403: .LC_data_table_dense {
4404: font-size: small;
4405: }
1.507 raeburn 4406: table.LC_nested_outer {
4407: border: 1px solid #000000;
1.589 raeburn 4408: border-collapse: collapse;
1.507 raeburn 4409: border-spacing: 0px;
4410: width: 100%;
4411: }
4412: table.LC_nested {
4413: border: 0px;
1.589 raeburn 4414: border-collapse: collapse;
1.507 raeburn 4415: border-spacing: 0px;
4416: width: 100%;
4417: }
1.523 albertel 4418: table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
4419: table.LC_prior_tries tr th {
1.349 albertel 4420: font-weight: bold;
4421: background-color: $data_table_head;
1.421 albertel 4422: font-size: smaller;
1.347 albertel 4423: }
1.610 albertel 4424: table.LC_data_table tr.LC_odd_row > td,
1.440 albertel 4425: table.LC_aboutme_port tr td {
1.349 albertel 4426: background-color: $data_table_light;
1.425 albertel 4427: padding: 2px;
1.347 albertel 4428: }
1.610 albertel 4429: table.LC_data_table tr.LC_even_row > td,
1.440 albertel 4430: table.LC_aboutme_port tr.LC_even_row td {
1.349 albertel 4431: background-color: $data_table_dark;
1.347 albertel 4432: }
1.425 albertel 4433: table.LC_data_table tr.LC_data_table_highlight td {
4434: background-color: $data_table_darker;
4435: }
1.451 albertel 4436: table.LC_data_table tr.LC_empty_row td,
1.507 raeburn 4437: table.LC_nested tr.LC_empty_row td {
1.347 albertel 4438: background-color: #FFFFFF;
1.421 albertel 4439: font-weight: bold;
4440: font-style: italic;
4441: text-align: center;
4442: padding: 8px;
1.347 albertel 4443: }
1.507 raeburn 4444: table.LC_nested tr.LC_empty_row td {
1.465 albertel 4445: padding: 4ex
4446: }
1.507 raeburn 4447: table.LC_nested_outer tr th {
4448: font-weight: bold;
4449: background-color: $data_table_head;
4450: font-size: smaller;
4451: border-bottom: 1px solid #000000;
4452: }
4453: table.LC_nested_outer tr td.LC_subheader {
4454: background-color: $data_table_head;
4455: font-weight: bold;
4456: font-size: small;
4457: border-bottom: 1px solid #000000;
4458: text-align: right;
1.451 albertel 4459: }
1.507 raeburn 4460: table.LC_nested tr.LC_info_row td {
1.451 albertel 4461: background-color: #CCC;
4462: font-weight: bold;
4463: font-size: small;
1.507 raeburn 4464: text-align: center;
4465: }
1.589 raeburn 4466: table.LC_nested tr.LC_info_row td.LC_left_item,
4467: table.LC_nested_outer tr th.LC_left_item {
1.507 raeburn 4468: text-align: left;
1.451 albertel 4469: }
1.507 raeburn 4470: table.LC_nested td {
1.451 albertel 4471: background-color: #FFF;
4472: font-size: small;
1.507 raeburn 4473: }
4474: table.LC_nested_outer tr th.LC_right_item,
4475: table.LC_nested tr.LC_info_row td.LC_right_item,
4476: table.LC_nested tr.LC_odd_row td.LC_right_item,
4477: table.LC_nested tr td.LC_right_item {
1.451 albertel 4478: text-align: right;
4479: }
4480:
1.507 raeburn 4481: table.LC_nested tr.LC_odd_row td {
1.451 albertel 4482: background-color: #EEE;
4483: }
4484:
1.473 raeburn 4485: table.LC_createuser {
4486: }
4487:
4488: table.LC_createuser tr.LC_section_row td {
4489: font-size: smaller;
4490: }
4491:
4492: table.LC_createuser tr.LC_info_row td {
4493: background-color: #CCC;
4494: font-weight: bold;
4495: text-align: center;
4496: }
4497:
1.349 albertel 4498: table.LC_calendar {
4499: border: 1px solid #000000;
4500: border-collapse: collapse;
4501: }
4502: table.LC_calendar_pickdate {
4503: font-size: xx-small;
4504: }
4505: table.LC_calendar tr td {
4506: border: 1px solid #000000;
4507: vertical-align: top;
4508: }
4509: table.LC_calendar tr td.LC_calendar_day_empty {
4510: background-color: $data_table_dark;
4511: }
4512: table.LC_calendar tr td.LC_calendar_day_current {
4513: background-color: $data_table_highlight;
4514: }
4515:
4516: table.LC_mail_list tr.LC_mail_new {
4517: background-color: $mail_new;
4518: }
4519: table.LC_mail_list tr.LC_mail_new:hover {
4520: background-color: $mail_new_hover;
4521: }
4522: table.LC_mail_list tr.LC_mail_read {
4523: background-color: $mail_read;
4524: }
4525: table.LC_mail_list tr.LC_mail_read:hover {
4526: background-color: $mail_read_hover;
4527: }
4528: table.LC_mail_list tr.LC_mail_replied {
4529: background-color: $mail_replied;
4530: }
4531: table.LC_mail_list tr.LC_mail_replied:hover {
4532: background-color: $mail_replied_hover;
4533: }
4534: table.LC_mail_list tr.LC_mail_other {
4535: background-color: $mail_other;
4536: }
4537: table.LC_mail_list tr.LC_mail_other:hover {
4538: background-color: $mail_other_hover;
4539: }
1.494 raeburn 4540: table.LC_mail_list tr.LC_mail_even {
4541: }
4542: table.LC_mail_list tr.LC_mail_odd {
4543: }
4544:
1.385 albertel 4545:
1.386 albertel 4546: table#LC_portfolio_actions {
4547: width: auto;
4548: background: $pgbg;
4549: border: 0px;
4550: border-spacing: 2px 2px;
4551: padding: 0px;
4552: margin: 0px;
4553: border-collapse: separate;
4554: }
4555: table#LC_portfolio_actions td.LC_label {
4556: background: $tabbg;
4557: text-align: right;
4558: }
4559: table#LC_portfolio_actions td.LC_value {
4560: background: $tabbg;
4561: }
1.385 albertel 4562:
1.391 albertel 4563: table#LC_cstr_controls {
4564: width: 100%;
4565: border-collapse: collapse;
4566: }
4567: table#LC_cstr_controls tr td {
4568: border: 4px solid $pgbg;
4569: padding: 4px;
4570: text-align: center;
4571: background: $tabbg;
4572: }
4573: table#LC_cstr_controls tr th {
4574: border: 4px solid $pgbg;
4575: background: $table_header;
4576: text-align: center;
4577: font-family: $sans;
4578: font-size: smaller;
4579: }
4580:
1.389 albertel 4581: table#LC_browser {
4582:
4583: }
4584: table#LC_browser tr th {
1.391 albertel 4585: background: $table_header;
1.389 albertel 4586: }
1.390 albertel 4587: table#LC_browser tr td {
4588: padding: 2px;
4589: }
1.389 albertel 4590: table#LC_browser tr.LC_browser_file,
4591: table#LC_browser tr.LC_browser_file_published {
4592: background: #CCFF88;
4593: }
4594: table#LC_browser tr.LC_browser_file_locked,
4595: table#LC_browser tr.LC_browser_file_unpublished {
4596: background: #FFAA99;
1.387 albertel 4597: }
1.389 albertel 4598: table#LC_browser tr.LC_browser_file_obsolete {
4599: background: #AAAAAA;
1.387 albertel 4600: }
1.455 albertel 4601: table#LC_browser tr.LC_browser_file_modified,
4602: table#LC_browser tr.LC_browser_file_metamodified {
1.389 albertel 4603: background: #FFFF77;
1.387 albertel 4604: }
1.389 albertel 4605: table#LC_browser tr.LC_browser_folder {
4606: background: #CCCCFF;
1.387 albertel 4607: }
1.388 albertel 4608: span.LC_current_location {
4609: font-size: x-large;
4610: background: $pgbg;
4611: }
1.387 albertel 4612:
1.395 albertel 4613: span.LC_parm_menu_item {
4614: font-size: larger;
4615: font-family: $sans;
4616: }
4617: span.LC_parm_scope_all {
4618: color: red;
4619: }
4620: span.LC_parm_scope_folder {
4621: color: green;
4622: }
4623: span.LC_parm_scope_resource {
4624: color: orange;
4625: }
4626: span.LC_parm_part {
4627: color: blue;
4628: }
4629: span.LC_parm_folder, span.LC_parm_symb {
4630: font-size: x-small;
4631: font-family: $mono;
4632: color: #AAAAAA;
4633: }
4634:
1.396 albertel 4635: td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
4636: td.LC_parm_overview_parm_selectors, td.LC_parm_overview_parm_restrictions {
4637: border: 1px solid black;
4638: border-collapse: collapse;
4639: }
4640: table.LC_parm_overview_restrictions td {
4641: border-width: 1px 4px 1px 4px;
4642: border-style: solid;
4643: border-color: $pgbg;
4644: text-align: center;
4645: }
4646: table.LC_parm_overview_restrictions th {
4647: background: $tabbg;
4648: border-width: 1px 4px 1px 4px;
4649: border-style: solid;
4650: border-color: $pgbg;
4651: }
1.398 albertel 4652: table#LC_helpmenu {
4653: border: 0px;
4654: height: 55px;
4655: border-spacing: 0px;
4656: }
4657:
4658: table#LC_helpmenu fieldset legend {
4659: font-size: larger;
4660: font-weight: bold;
4661: }
1.397 albertel 4662: table#LC_helpmenu_links {
4663: width: 100%;
4664: border: 1px solid black;
4665: background: $pgbg;
4666: padding: 0px;
4667: border-spacing: 1px;
4668: }
4669: table#LC_helpmenu_links tr td {
4670: padding: 1px;
4671: background: $tabbg;
1.399 albertel 4672: text-align: center;
4673: font-weight: bold;
1.397 albertel 4674: }
1.396 albertel 4675:
1.397 albertel 4676: table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
4677: table#LC_helpmenu_links a:active {
4678: text-decoration: none;
4679: color: $font;
4680: }
4681: table#LC_helpmenu_links a:hover {
4682: text-decoration: underline;
4683: color: $vlink;
4684: }
1.396 albertel 4685:
1.417 albertel 4686: .LC_chrt_popup_exists {
4687: border: 1px solid #339933;
4688: margin: -1px;
4689: }
4690: .LC_chrt_popup_up {
4691: border: 1px solid yellow;
4692: margin: -1px;
4693: }
4694: .LC_chrt_popup {
4695: border: 1px solid #8888FF;
4696: background: #CCCCFF;
4697: }
1.421 albertel 4698: table.LC_pick_box {
4699: border-collapse: separate;
4700: background: white;
4701: border: 1px solid black;
4702: border-spacing: 1px;
4703: }
4704: table.LC_pick_box td.LC_pick_box_title {
4705: background: $tabbg;
4706: font-weight: bold;
4707: text-align: right;
4708: width: 184px;
4709: padding: 8px;
4710: }
1.579 raeburn 4711: table.LC_pick_box td.LC_pick_box_value {
4712: text-align: left;
4713: padding: 8px;
4714: }
4715: table.LC_pick_box td.LC_pick_box_select {
4716: text-align: left;
4717: padding: 8px;
4718: }
1.424 albertel 4719: table.LC_pick_box td.LC_pick_box_separator {
1.421 albertel 4720: padding: 0px;
4721: height: 1px;
4722: background: black;
4723: }
4724: table.LC_pick_box td.LC_pick_box_submit {
4725: text-align: right;
4726: }
1.579 raeburn 4727: table.LC_pick_box td.LC_evenrow_value {
4728: text-align: left;
4729: padding: 8px;
4730: background-color: $data_table_light;
4731: }
4732: table.LC_pick_box td.LC_oddrow_value {
4733: text-align: left;
4734: padding: 8px;
4735: background-color: $data_table_light;
4736: }
4737: table.LC_helpform_receipt {
4738: width: 620px;
4739: border-collapse: separate;
4740: background: white;
4741: border: 1px solid black;
4742: border-spacing: 1px;
4743: }
4744: table.LC_helpform_receipt td.LC_pick_box_title {
4745: background: $tabbg;
4746: font-weight: bold;
4747: text-align: right;
4748: width: 184px;
4749: padding: 8px;
4750: }
4751: table.LC_helpform_receipt td.LC_evenrow_value {
4752: text-align: left;
4753: padding: 8px;
4754: background-color: $data_table_light;
4755: }
4756: table.LC_helpform_receipt td.LC_oddrow_value {
4757: text-align: left;
4758: padding: 8px;
4759: background-color: $data_table_light;
4760: }
4761: table.LC_helpform_receipt td.LC_pick_box_separator {
4762: padding: 0px;
4763: height: 1px;
4764: background: black;
4765: }
4766: span.LC_helpform_receipt_cat {
4767: font-weight: bold;
4768: }
1.424 albertel 4769: table.LC_group_priv_box {
4770: background: white;
4771: border: 1px solid black;
4772: border-spacing: 1px;
4773: }
4774: table.LC_group_priv_box td.LC_pick_box_title {
4775: background: $tabbg;
4776: font-weight: bold;
4777: text-align: right;
4778: width: 184px;
4779: }
4780: table.LC_group_priv_box td.LC_groups_fixed {
4781: background: $data_table_light;
4782: text-align: center;
4783: }
4784: table.LC_group_priv_box td.LC_groups_optional {
4785: background: $data_table_dark;
4786: text-align: center;
4787: }
4788: table.LC_group_priv_box td.LC_groups_functionality {
4789: background: $data_table_darker;
4790: text-align: center;
4791: font-weight: bold;
4792: }
4793: table.LC_group_priv td {
4794: text-align: left;
4795: padding: 0px;
4796: }
4797:
1.421 albertel 4798: table.LC_notify_front_page {
4799: background: white;
4800: border: 1px solid black;
4801: padding: 8px;
4802: }
4803: table.LC_notify_front_page td {
4804: padding: 8px;
4805: }
1.424 albertel 4806: .LC_navbuttons {
4807: margin: 2ex 0ex 2ex 0ex;
4808: }
1.423 albertel 4809: .LC_topic_bar {
4810: font-family: $sans;
4811: font-weight: bold;
4812: width: 100%;
4813: background: $tabbg;
4814: vertical-align: middle;
4815: margin: 2ex 0ex 2ex 0ex;
4816: }
4817: .LC_topic_bar span {
4818: vertical-align: middle;
4819: }
4820: .LC_topic_bar img {
4821: vertical-align: bottom;
4822: }
4823: table.LC_course_group_status {
4824: margin: 20px;
4825: }
4826: table.LC_status_selector td {
4827: vertical-align: top;
4828: text-align: center;
1.424 albertel 4829: padding: 4px;
4830: }
4831: table.LC_descriptive_input td.LC_description {
4832: vertical-align: top;
4833: text-align: right;
4834: font-weight: bold;
1.423 albertel 4835: }
1.599 albertel 4836: div.LC_feedback_link {
4837: background: white;
4838: width: 100%;
1.489 raeburn 4839: }
4840: span.LC_feedback_link {
1.599 albertel 4841: background: $feedback_link_bg;
4842: font-size: larger;
4843: }
4844: span.LC_message_link {
4845: background: $feedback_link_bg;
4846: font-size: larger;
4847: position: absolute;
4848: right: 1em;
1.489 raeburn 4849: }
1.421 albertel 4850:
1.515 albertel 4851: table.LC_prior_tries {
1.524 albertel 4852: border: 1px solid #000000;
4853: border-collapse: separate;
4854: border-spacing: 1px;
1.515 albertel 4855: }
1.523 albertel 4856:
1.515 albertel 4857: table.LC_prior_tries td {
1.524 albertel 4858: padding: 2px;
1.515 albertel 4859: }
1.523 albertel 4860:
4861: .LC_answer_correct {
4862: background: #AAFFAA;
4863: color: black;
4864: }
4865: .LC_answer_charged_try {
4866: background: #FFAAAA ! important;
4867: color: black;
4868: }
4869: .LC_answer_not_charged_try,
4870: .LC_answer_no_grade,
4871: .LC_answer_late {
4872: background: #FFFFAA;
4873: color: black;
4874: }
4875: .LC_answer_previous {
4876: background: #AAAAFF;
4877: color: black;
4878: }
4879: .LC_answer_no_message {
4880: background: #FFFFFF;
4881: color: black;
4882: }
4883: .LC_answer_unknown {
4884: background: orange;
4885: color: black;
4886: }
4887:
4888:
1.529 albertel 4889: span.LC_prior_numerical,
4890: span.LC_prior_string,
4891: span.LC_prior_custom,
4892: span.LC_prior_reaction,
4893: span.LC_prior_math {
1.523 albertel 4894: font-family: monospace;
4895: white-space: pre;
4896: }
4897:
1.525 albertel 4898: span.LC_prior_string {
4899: font-family: monospace;
4900: white-space: pre;
4901: }
4902:
1.523 albertel 4903: table.LC_prior_option {
4904: width: 100%;
4905: border-collapse: collapse;
4906: }
1.528 albertel 4907: table.LC_prior_rank, table.LC_prior_match {
4908: border-collapse: collapse;
4909: }
4910: table.LC_prior_option tr td,
4911: table.LC_prior_rank tr td,
4912: table.LC_prior_match tr td {
1.524 albertel 4913: border: 1px solid #000000;
1.515 albertel 4914: }
4915:
1.519 raeburn 4916: span.LC_nobreak {
1.544 albertel 4917: white-space: nowrap;
1.519 raeburn 4918: }
4919:
1.576 raeburn 4920: span.LC_cusr_emph {
4921: font-style: italic;
4922: }
4923:
1.545 albertel 4924: table.LC_docs_documents {
4925: background: #BBBBBB;
1.547 albertel 4926: border-width: 0px;
1.545 albertel 4927: border-collapse: collapse;
4928: }
4929:
4930: table.LC_docs_documents td.LC_docs_document {
4931: border: 2px solid black;
4932: padding: 4px;
4933: }
4934:
4935: .LC_docs_course_commands div {
4936: float: left;
4937: border: 4px solid #AAAAAA;
4938: padding: 4px;
4939: background: #DDDDCC;
4940: }
4941:
4942: .LC_docs_entry_move {
4943: border: 0px;
4944: border-collapse: collapse;
1.544 albertel 4945: }
4946:
1.545 albertel 4947: .LC_docs_entry_move td {
4948: border: 2px solid #BBBBBB;
4949: background: #DDDDDD;
4950: }
4951:
4952: .LC_docs_editor td.LC_docs_entry_commands {
4953: background: #DDDDDD;
4954: font-size: x-small;
4955: }
1.544 albertel 4956: .LC_docs_copy {
1.545 albertel 4957: color: #000099;
1.544 albertel 4958: }
4959: .LC_docs_cut {
1.545 albertel 4960: color: #550044;
1.544 albertel 4961: }
4962: .LC_docs_rename {
1.545 albertel 4963: color: #009900;
1.544 albertel 4964: }
4965: .LC_docs_remove {
1.545 albertel 4966: color: #990000;
4967: }
4968:
1.547 albertel 4969: .LC_docs_reinit_warn,
4970: .LC_docs_ext_edit {
4971: font-size: x-small;
4972: }
4973:
1.545 albertel 4974: .LC_docs_editor td.LC_docs_entry_title,
4975: .LC_docs_editor td.LC_docs_entry_icon {
4976: background: #FFFFBB;
4977: }
4978: .LC_docs_editor td.LC_docs_entry_parameter {
4979: background: #BBBBFF;
4980: font-size: x-small;
4981: white-space: nowrap;
4982: }
4983:
4984: table.LC_docs_adddocs td,
4985: table.LC_docs_adddocs th {
4986: border: 1px solid #BBBBBB;
4987: padding: 4px;
4988: background: #DDDDDD;
1.543 albertel 4989: }
4990:
1.584 albertel 4991: table.LC_sty_begin {
4992: background: #BBFFBB;
4993: }
4994: table.LC_sty_end {
4995: background: #FFBBBB;
4996: }
4997:
1.589 raeburn 4998: table.LC_double_column {
4999: border-width: 0px;
5000: border-collapse: collapse;
5001: width: 100%;
5002: padding: 2px;
5003: }
5004:
5005: table.LC_double_column tr td.LC_left_col {
1.590 raeburn 5006: top: 2px;
1.589 raeburn 5007: left: 2px;
5008: width: 47%;
5009: vertical-align: top;
5010: }
5011:
5012: table.LC_double_column tr td.LC_right_col {
5013: top: 2px;
5014: right: 2px;
5015: width: 47%;
5016: vertical-align: top;
5017: }
5018:
1.594 raeburn 5019: span.LC_role_level {
5020: font-weight: bold;
5021: }
5022:
1.591 raeburn 5023: div.LC_left_float {
5024: float: left;
5025: padding-right: 5%;
1.597 albertel 5026: padding-bottom: 4px;
1.591 raeburn 5027: }
5028:
5029: div.LC_clear_float_header {
1.597 albertel 5030: padding-bottom: 2px;
1.591 raeburn 5031: }
5032:
5033: div.LC_clear_float_footer {
1.597 albertel 5034: padding-top: 10px;
1.591 raeburn 5035: clear: both;
5036: }
5037:
1.597 albertel 5038:
1.601 albertel 5039: div.LC_grade_select_mode {
5040: float: left;
1.604 albertel 5041: font-family: $sans;
1.601 albertel 5042: }
5043: div.LC_grade_select_mode div div {
5044: margin: 5px;
5045: }
5046: div.LC_grade_select_mode_selector {
5047: margin: 5px;
5048: float: left;
5049: }
5050: div.LC_grade_select_mode_selector_header {
5051: font: bold medium $sans;
5052: }
5053: div.LC_grade_select_mode_type {
5054: clear: left;
5055: }
5056:
1.597 albertel 5057: div.LC_grade_show_user {
5058: margin-top: 20px;
5059: border: 1px solid black;
5060: }
5061: div.LC_grade_user_name {
5062: background: #DDDDEE;
5063: border-bottom: 1px solid black;
5064: font: bold large $sans;
5065: }
5066: div.LC_grade_show_user_odd_row div.LC_grade_user_name {
5067: background: #DDEEDD;
5068: }
5069:
5070: div.LC_grade_show_problem,
5071: div.LC_grade_submissions,
5072: div.LC_grade_message_center,
5073: div.LC_grade_info_links,
5074: div.LC_grade_assign {
5075: margin: 5px;
5076: width: 99%;
5077: background: #FFFFFF;
5078: }
5079: div.LC_grade_show_problem_header,
5080: div.LC_grade_submissions_header,
5081: div.LC_grade_message_center_header,
5082: div.LC_grade_assign_header {
5083: font: bold large $sans;
5084: }
5085: div.LC_grade_show_problem_problem,
5086: div.LC_grade_submissions_body,
5087: div.LC_grade_message_center_body,
5088: div.LC_grade_assign_body {
5089: border: 1px solid black;
5090: width: 99%;
5091: background: #FFFFFF;
5092: }
1.598 albertel 5093: span.LC_grade_check_note {
5094: font: normal medium $sans;
5095: display: inline;
5096: position: absolute;
5097: right: 1em;
5098: }
1.597 albertel 5099:
1.600 albertel 5100:
5101: div.LC_edit_problem_header {
5102: font: normal medium $sans;
1.602 albertel 5103: margin: 2px;
1.600 albertel 5104: }
5105: div.LC_edit_problem_header,
1.602 albertel 5106: div.LC_edit_problem_header div,
5107: div.LC_edit_problem_editxml_header,
5108: div.LC_edit_problem_editxml_header div {
1.600 albertel 5109: margin-top: 5px;
5110: }
1.602 albertel 5111: div.LC_edit_problem_header_edit_row {
5112: background: $tabbg;
5113: padding: 3px;
5114: margin-bottom: 5px;
5115: }
1.600 albertel 5116: div.LC_edit_problem_header_title {
1.602 albertel 5117: font: larger bold $sans;
5118: background: $tabbg;
5119: padding: 3px;
5120: }
5121: table.LC_edit_problem_header_title {
5122: font: larger bold $sans;
5123: width: 100%;
5124: border-color: $pgbg;
5125: border-style: solid;
5126: border-width: $border;
5127:
1.600 albertel 5128: background: $tabbg;
1.602 albertel 5129: border-collapse: collapse;
5130: padding: 0px
5131: }
5132:
5133: div.LC_edit_problem_discards {
5134: float: left;
5135: padding-bottom: 5px;
5136: }
5137: div.LC_edit_problem_saves {
5138: float: right;
5139: padding-bottom: 5px;
1.600 albertel 5140: }
5141: hr.LC_edit_problem_divide {
1.602 albertel 5142: clear: both;
1.600 albertel 5143: color: $tabbg;
5144: background-color: $tabbg;
5145: height: 3px;
5146: border: 0px;
5147: }
1.343 albertel 5148: END
5149: }
5150:
1.306 albertel 5151: =pod
5152:
5153: =item * &headtag()
5154:
5155: Returns a uniform footer for LON-CAPA web pages.
5156:
1.307 albertel 5157: Inputs: $title - optional title for the head
5158: $head_extra - optional extra HTML to put inside the <head>
1.315 albertel 5159: $args - optional arguments
1.319 albertel 5160: force_register - if is true call registerurl so the remote is
5161: informed
1.415 albertel 5162: redirect -> array ref of
5163: 1- seconds before redirect occurs
5164: 2- url to redirect to
5165: 3- whether the side effect should occur
1.315 albertel 5166: (side effect of setting
5167: $env{'internal.head.redirect'} to the url
5168: redirected too)
1.352 albertel 5169: domain -> force to color decorate a page for a specific
5170: domain
5171: function -> force usage of a specific rolish color scheme
5172: bgcolor -> override the default page bgcolor
1.460 albertel 5173: no_auto_mt_title
5174: -> prevent &mt()ing the title arg
1.464 albertel 5175:
1.306 albertel 5176: =cut
5177:
5178: sub headtag {
1.313 albertel 5179: my ($title,$head_extra,$args) = @_;
1.306 albertel 5180:
1.363 albertel 5181: my $function = $args->{'function'} || &get_users_function();
5182: my $domain = $args->{'domain'} || &determinedomain();
5183: my $bgcolor = $args->{'bgcolor'} || &designparm($function.'.pgbg',$domain);
1.418 albertel 5184: my $url = join(':',$env{'user.name'},$env{'user.domain'},
1.458 albertel 5185: $Apache::lonnet::perlvar{'lonVersion'},
1.531 albertel 5186: #time(),
1.418 albertel 5187: $env{'environment.color.timestamp'},
1.363 albertel 5188: $function,$domain,$bgcolor);
5189:
1.369 www 5190: $url = '/adm/css/'.&escape($url).'.css';
1.363 albertel 5191:
1.308 albertel 5192: my $result =
5193: '<head>'.
1.461 albertel 5194: &font_settings();
1.319 albertel 5195:
1.461 albertel 5196: if (!$args->{'frameset'}) {
5197: $result .= &Apache::lonhtmlcommon::htmlareaheaders();
5198: }
1.319 albertel 5199: if ($args->{'force_register'}) {
5200: $result .= &Apache::lonmenu::registerurl(1);
5201: }
1.436 albertel 5202: if (!$args->{'no_nav_bar'}
5203: && !$args->{'only_body'}
5204: && !$args->{'frameset'}) {
5205: $result .= &help_menu_js();
5206: }
1.319 albertel 5207:
1.314 albertel 5208: if (ref($args->{'redirect'})) {
1.414 albertel 5209: my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
1.315 albertel 5210: $url = &Apache::lonenc::check_encrypt($url);
1.414 albertel 5211: if (!$inhibit_continue) {
5212: $env{'internal.head.redirect'} = $url;
5213: }
1.313 albertel 5214: $result.=<<ADDMETA
5215: <meta http-equiv="pragma" content="no-cache" />
1.344 albertel 5216: <meta http-equiv="Refresh" content="$time; url=$url" />
1.313 albertel 5217: ADDMETA
5218: }
1.306 albertel 5219: if (!defined($title)) {
5220: $title = 'The LearningOnline Network with CAPA';
5221: }
1.460 albertel 5222: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
5223: $result .= '<title> LON-CAPA '.$title.'</title>'
1.414 albertel 5224: .'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
5225: .$head_extra;
1.306 albertel 5226: return $result;
5227: }
5228:
5229: =pod
5230:
1.340 albertel 5231: =item * &font_settings()
5232:
5233: Returns neccessary <meta> to set the proper encoding
5234:
5235: Inputs: none
5236:
5237: =cut
5238:
5239: sub font_settings {
5240: my $headerstring='';
5241: if (($env{'browser.os'} eq 'mac') && (!$env{'browser.mathml'})) {
5242: $headerstring.=
5243: '<meta Content-Type="text/html; charset=x-mac-roman" />';
5244: } elsif (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
5245: $headerstring.=
5246: '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
5247: }
5248: return $headerstring;
5249: }
5250:
1.341 albertel 5251: =pod
5252:
5253: =item * &xml_begin()
5254:
5255: Returns the needed doctype and <html>
5256:
5257: Inputs: none
5258:
5259: =cut
5260:
5261: sub xml_begin {
5262: my $output='';
5263:
1.592 albertel 5264: if ($env{'internal.start_page'}==1) {
5265: &Apache::lonhtmlcommon::init_htmlareafields();
5266: }
1.342 albertel 5267:
1.341 albertel 5268: if ($env{'browser.mathml'}) {
5269: $output='<?xml version="1.0"?>'
5270: #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
5271: # .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
5272:
5273: # .'<!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">] >'
5274: .'<!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">'
5275: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
5276: .'xmlns="http://www.w3.org/1999/xhtml">';
5277: } else {
5278: $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
5279: }
5280: return $output;
5281: }
1.340 albertel 5282:
5283: =pod
5284:
1.306 albertel 5285: =item * &endheadtag()
5286:
5287: Returns a uniform </head> for LON-CAPA web pages.
5288:
5289: Inputs: none
5290:
5291: =cut
5292:
5293: sub endheadtag {
5294: return '</head>';
5295: }
5296:
5297: =pod
5298:
5299: =item * &head()
5300:
5301: Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
5302:
5303: Inputs: $title - optional title for the page
1.307 albertel 5304: $head_extra - optional extra HTML to put inside the <head>
1.405 albertel 5305:
1.306 albertel 5306: =cut
5307:
5308: sub head {
1.325 albertel 5309: my ($title,$head_extra,$args) = @_;
5310: return &headtag($title,$head_extra,$args).&endheadtag();
1.306 albertel 5311: }
5312:
5313: =pod
5314:
5315: =item * &start_page()
5316:
5317: Returns a complete <html> .. <body> section for LON-CAPA web pages.
5318:
5319: Inputs: $title - optional title for the page
5320: $head_extra - optional extra HTML to incude inside the <head>
1.315 albertel 5321: $args - additional optional args supported are:
1.317 albertel 5322: only_body -> is true will set &bodytag() onlybodytag
5323: arg on
5324: no_nav_bar -> is true will set &bodytag() notopbar arg on
5325: add_entries -> additional attributes to add to the <body>
5326: domain -> force to color decorate a page for a
5327: specific domain
5328: function -> force usage of a specific rolish color
5329: scheme
5330: redirect -> see &headtag()
5331: bgcolor -> override the default page bg color
5332: js_ready -> return a string ready for being used in
5333: a javascript writeln
1.320 albertel 5334: html_encode -> return a string ready for being used in
5335: a html attribute
1.317 albertel 5336: force_register -> if is true will turn on the &bodytag()
5337: $forcereg arg
1.326 albertel 5338: body_title -> alternate text to use instead of $title
5339: in the title box that appears, this text
5340: is not auto translated like the $title is
1.330 albertel 5341: frameset -> if true will start with a <frameset>
5342: rather than <body>
1.338 albertel 5343: no_title -> if true the title bar won't be shown
5344: skip_phases -> hash ref of
5345: head -> skip the <html><head> generation
5346: body -> skip all <body> generation
1.337 albertel 5347:
1.361 albertel 5348: no_inline_link -> if true and in remote mode, don't show the
5349: 'Switch To Inline Menu' link
5350:
1.460 albertel 5351: no_auto_mt_title -> prevent &mt()ing the title arg
5352:
1.562 albertel 5353: inherit_jsmath -> when creating popup window in a page,
5354: should it have jsmath forced on by the
5355: current page
5356:
1.306 albertel 5357: =cut
5358:
5359: sub start_page {
1.309 albertel 5360: my ($title,$head_extra,$args) = @_;
1.318 albertel 5361: #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
1.313 albertel 5362: my %head_args;
1.352 albertel 5363: foreach my $arg ('redirect','force_register','domain','function',
1.460 albertel 5364: 'bgcolor','frameset','no_nav_bar','only_body',
5365: 'no_auto_mt_title') {
1.319 albertel 5366: if (defined($args->{$arg})) {
1.324 raeburn 5367: $head_args{$arg} = $args->{$arg};
1.319 albertel 5368: }
1.313 albertel 5369: }
1.319 albertel 5370:
1.315 albertel 5371: $env{'internal.start_page'}++;
1.338 albertel 5372: my $result;
5373: if (! exists($args->{'skip_phases'}{'head'}) ) {
5374: $result.=
1.341 albertel 5375: &xml_begin().
1.338 albertel 5376: &headtag($title,$head_extra,\%head_args).&endheadtag();
5377: }
5378:
5379: if (! exists($args->{'skip_phases'}{'body'}) ) {
5380: if ($args->{'frameset'}) {
5381: my $attr_string = &make_attr_string($args->{'force_register'},
5382: $args->{'add_entries'});
5383: $result .= "\n<frameset $attr_string>\n";
5384: } else {
5385: $result .=
5386: &bodytag($title,
5387: $args->{'function'}, $args->{'add_entries'},
5388: $args->{'only_body'}, $args->{'domain'},
5389: $args->{'force_register'}, $args->{'body_title'},
5390: $args->{'no_nav_bar'}, $args->{'bgcolor'},
1.460 albertel 5391: $args->{'no_title'}, $args->{'no_inline_link'},
5392: $args);
1.338 albertel 5393: }
1.330 albertel 5394: }
1.338 albertel 5395:
1.315 albertel 5396: if ($args->{'js_ready'}) {
1.317 albertel 5397: $result = &js_ready($result);
1.315 albertel 5398: }
1.320 albertel 5399: if ($args->{'html_encode'}) {
5400: $result = &html_encode($result);
5401: }
1.315 albertel 5402: return $result;
1.306 albertel 5403: }
5404:
1.330 albertel 5405:
1.306 albertel 5406: =pod
5407:
5408: =item * &head()
5409:
5410: Returns a complete </body></html> section for LON-CAPA web pages.
5411:
1.315 albertel 5412: Inputs: $args - additional optional args supported are:
5413: js_ready -> return a string ready for being used in
5414: a javascript writeln
1.320 albertel 5415: html_encode -> return a string ready for being used in
5416: a html attribute
1.330 albertel 5417: frameset -> if true will start with a <frameset>
5418: rather than <body>
1.493 albertel 5419: dicsussion -> if true will get discussion from
5420: lonxml::xmlend
5421: (you can pass the target and parser arguments
5422: through optional 'target' and 'parser' args
5423: to this routine)
1.306 albertel 5424:
5425: =cut
5426:
5427: sub end_page {
1.315 albertel 5428: my ($args) = @_;
5429: $env{'internal.end_page'}++;
1.330 albertel 5430: my $result;
1.335 albertel 5431: if ($args->{'discussion'}) {
5432: my ($target,$parser);
5433: if (ref($args->{'discussion'})) {
5434: ($target,$parser) =($args->{'discussion'}{'target'},
5435: $args->{'discussion'}{'parser'});
5436: }
5437: $result .= &Apache::lonxml::xmlend($target,$parser);
5438: }
5439:
1.330 albertel 5440: if ($args->{'frameset'}) {
5441: $result .= '</frameset>';
5442: } else {
5443: $result .= &endbodytag();
5444: }
5445: $result .= "\n</html>";
5446:
1.315 albertel 5447: if ($args->{'js_ready'}) {
1.317 albertel 5448: $result = &js_ready($result);
1.315 albertel 5449: }
1.335 albertel 5450:
1.320 albertel 5451: if ($args->{'html_encode'}) {
5452: $result = &html_encode($result);
5453: }
1.335 albertel 5454:
1.315 albertel 5455: return $result;
5456: }
5457:
1.320 albertel 5458: sub html_encode {
5459: my ($result) = @_;
5460:
1.322 albertel 5461: $result = &HTML::Entities::encode($result,'<>&"');
1.320 albertel 5462:
5463: return $result;
5464: }
1.317 albertel 5465: sub js_ready {
5466: my ($result) = @_;
5467:
1.323 albertel 5468: $result =~ s/[\n\r]/ /xmsg;
5469: $result =~ s/\\/\\\\/xmsg;
5470: $result =~ s/'/\\'/xmsg;
1.372 albertel 5471: $result =~ s{</}{<\\/}xmsg;
1.317 albertel 5472:
5473: return $result;
5474: }
5475:
1.315 albertel 5476: sub validate_page {
5477: if ( exists($env{'internal.start_page'})
1.316 albertel 5478: && $env{'internal.start_page'} > 1) {
5479: &Apache::lonnet::logthis('start_page called multiple times '.
1.318 albertel 5480: $env{'internal.start_page'}.' '.
1.316 albertel 5481: $ENV{'request.filename'});
1.315 albertel 5482: }
5483: if ( exists($env{'internal.end_page'})
1.316 albertel 5484: && $env{'internal.end_page'} > 1) {
5485: &Apache::lonnet::logthis('end_page called multiple times '.
1.318 albertel 5486: $env{'internal.end_page'}.' '.
1.316 albertel 5487: $env{'request.filename'});
1.315 albertel 5488: }
5489: if ( exists($env{'internal.start_page'})
5490: && ! exists($env{'internal.end_page'})) {
1.316 albertel 5491: &Apache::lonnet::logthis('start_page called without end_page '.
5492: $env{'request.filename'});
1.315 albertel 5493: }
5494: if ( ! exists($env{'internal.start_page'})
5495: && exists($env{'internal.end_page'})) {
1.316 albertel 5496: &Apache::lonnet::logthis('end_page called without start_page'.
5497: $env{'request.filename'});
1.315 albertel 5498: }
1.306 albertel 5499: }
1.315 albertel 5500:
1.318 albertel 5501: sub simple_error_page {
5502: my ($r,$title,$msg) = @_;
5503: my $page =
5504: &Apache::loncommon::start_page($title).
5505: &mt($msg).
5506: &Apache::loncommon::end_page();
5507: if (ref($r)) {
5508: $r->print($page);
1.327 albertel 5509: return;
1.318 albertel 5510: }
5511: return $page;
5512: }
1.347 albertel 5513:
5514: {
1.610 albertel 5515: my @row_count;
1.347 albertel 5516: sub start_data_table {
1.422 albertel 5517: my ($add_class) = @_;
5518: my $css_class = (join(' ','LC_data_table',$add_class));
1.610 albertel 5519: unshift(@row_count,0);
1.422 albertel 5520: return '<table class="'.$css_class.'">'."\n";
1.347 albertel 5521: }
5522:
5523: sub end_data_table {
1.610 albertel 5524: shift(@row_count);
1.389 albertel 5525: return '</table>'."\n";;
1.347 albertel 5526: }
5527:
5528: sub start_data_table_row {
1.422 albertel 5529: my ($add_class) = @_;
1.610 albertel 5530: $row_count[0]++;
5531: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.428 albertel 5532: $css_class = (join(' ',$css_class,$add_class));
1.422 albertel 5533: return '<tr class="'.$css_class.'">'."\n";;
1.347 albertel 5534: }
1.471 banghart 5535:
5536: sub continue_data_table_row {
5537: my ($add_class) = @_;
1.610 albertel 5538: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.471 banghart 5539: $css_class = (join(' ',$css_class,$add_class));
5540: return '<tr class="'.$css_class.'">'."\n";;
5541: }
1.347 albertel 5542:
5543: sub end_data_table_row {
1.389 albertel 5544: return '</tr>'."\n";;
1.347 albertel 5545: }
1.367 www 5546:
1.421 albertel 5547: sub start_data_table_empty_row {
1.610 albertel 5548: $row_count[0]++;
1.421 albertel 5549: return '<tr class="LC_empty_row" >'."\n";;
5550: }
5551:
5552: sub end_data_table_empty_row {
5553: return '</tr>'."\n";;
5554: }
5555:
1.367 www 5556: sub start_data_table_header_row {
1.389 albertel 5557: return '<tr class="LC_header_row">'."\n";;
1.367 www 5558: }
5559:
5560: sub end_data_table_header_row {
1.389 albertel 5561: return '</tr>'."\n";;
1.367 www 5562: }
1.347 albertel 5563: }
5564:
1.548 albertel 5565: =pod
5566:
5567: =item * &inhibit_menu_check($arg)
5568:
5569: Checks for a inhibitmenu state and generates output to preserve it
5570:
5571: Inputs: $arg - can be any of
5572: - undef - in which case the return value is a string
5573: to add into arguments list of a uri
5574: - 'input' - in which case the return value is a HTML
5575: <form> <input> field of type hidden to
5576: preserve the value
5577: - a url - in which case the return value is the url with
5578: the neccesary cgi args added to preserve the
5579: inhibitmenu state
5580: - a ref to a url - no return value, but the string is
5581: updated to include the neccessary cgi
5582: args to preserve the inhibitmenu state
5583:
5584: =cut
5585:
5586: sub inhibit_menu_check {
5587: my ($arg) = @_;
5588: &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
5589: if ($arg eq 'input') {
5590: if ($env{'form.inhibitmenu'}) {
5591: return '<input type="hidden" name="inhibitmenu" value="'.$env{'form.inhibitmenu'}.'" />';
5592: } else {
5593: return
5594: }
5595: }
5596: if ($env{'form.inhibitmenu'}) {
5597: if (ref($arg)) {
5598: $$arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
5599: } elsif ($arg eq '') {
5600: $arg .= 'inhibitmenu='.$env{'form.inhibitmenu'};
5601: } else {
5602: $arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
5603: }
5604: }
5605: if (!ref($arg)) {
5606: return $arg;
5607: }
5608: }
5609:
1.251 albertel 5610: ###############################################
1.182 matthew 5611:
5612: =pod
5613:
1.549 albertel 5614: =back
5615:
5616: =head1 User Information Routines
5617:
5618: =over 4
5619:
1.405 albertel 5620: =item * &get_users_function()
1.182 matthew 5621:
5622: Used by &bodytag to determine the current users primary role.
5623: Returns either 'student','coordinator','admin', or 'author'.
5624:
5625: =cut
5626:
5627: ###############################################
5628: sub get_users_function {
5629: my $function = 'student';
1.258 albertel 5630: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.182 matthew 5631: $function='coordinator';
5632: }
1.258 albertel 5633: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.182 matthew 5634: $function='admin';
5635: }
1.258 albertel 5636: if (($env{'request.role'}=~/^(au|ca)/) ||
1.182 matthew 5637: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
5638: $function='author';
5639: }
5640: return $function;
1.54 www 5641: }
1.99 www 5642:
5643: ###############################################
5644:
1.233 raeburn 5645: =pod
5646:
1.542 raeburn 5647: =item * &check_user_status()
1.274 raeburn 5648:
5649: Determines current status of supplied role for a
5650: specific user. Roles can be active, previous or future.
5651:
5652: Inputs:
5653: user's domain, user's username, course's domain,
1.375 raeburn 5654: course's number, optional section ID.
1.274 raeburn 5655:
5656: Outputs:
5657: role status: active, previous or future.
5658:
5659: =cut
5660:
5661: sub check_user_status {
1.412 raeburn 5662: my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
1.274 raeburn 5663: my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
5664: my @uroles = keys %userinfo;
5665: my $srchstr;
5666: my $active_chk = 'none';
1.412 raeburn 5667: my $now = time;
1.274 raeburn 5668: if (@uroles > 0) {
1.412 raeburn 5669: if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
1.274 raeburn 5670: $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
5671: } else {
1.412 raeburn 5672: $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
5673: }
5674: if (grep/^\Q$srchstr\E$/,@uroles) {
1.274 raeburn 5675: my $role_end = 0;
5676: my $role_start = 0;
5677: $active_chk = 'active';
1.412 raeburn 5678: if ($userinfo{$srchstr} =~ m/^\Q$role\E_(\d+)/) {
5679: $role_end = $1;
5680: if ($userinfo{$srchstr} =~ m/^\Q$role\E_\Q$role_end\E_(\d+)$/) {
5681: $role_start = $1;
1.274 raeburn 5682: }
5683: }
5684: if ($role_start > 0) {
1.412 raeburn 5685: if ($now < $role_start) {
1.274 raeburn 5686: $active_chk = 'future';
5687: }
5688: }
5689: if ($role_end > 0) {
1.412 raeburn 5690: if ($now > $role_end) {
1.274 raeburn 5691: $active_chk = 'previous';
5692: }
5693: }
5694: }
5695: }
5696: return $active_chk;
5697: }
5698:
5699: ###############################################
5700:
5701: =pod
5702:
1.405 albertel 5703: =item * &get_sections()
1.233 raeburn 5704:
5705: Determines all the sections for a course including
5706: sections with students and sections containing other roles.
1.419 raeburn 5707: Incoming parameters:
5708:
5709: 1. domain
5710: 2. course number
5711: 3. reference to array containing roles for which sections should
5712: be gathered (optional).
5713: 4. reference to array containing status types for which sections
5714: should be gathered (optional).
5715:
5716: If the third argument is undefined, sections are gathered for any role.
5717: If the fourth argument is undefined, sections are gathered for any status.
5718: Permissible values are 'active' or 'future' or 'previous'.
1.233 raeburn 5719:
1.374 raeburn 5720: Returns section hash (keys are section IDs, values are
5721: number of users in each section), subject to the
1.419 raeburn 5722: optional roles filter, optional status filter
1.233 raeburn 5723:
5724: =cut
5725:
5726: ###############################################
5727: sub get_sections {
1.419 raeburn 5728: my ($cdom,$cnum,$possible_roles,$possible_status) = @_;
1.366 albertel 5729: if (!defined($cdom) || !defined($cnum)) {
5730: my $cid = $env{'request.course.id'};
5731:
5732: return if (!defined($cid));
5733:
5734: $cdom = $env{'course.'.$cid.'.domain'};
5735: $cnum = $env{'course.'.$cid.'.num'};
5736: }
5737:
5738: my %sectioncount;
1.419 raeburn 5739: my $now = time;
1.240 albertel 5740:
1.366 albertel 5741: if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
1.276 albertel 5742: my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.240 albertel 5743: my $sec_index = &Apache::loncoursedata::CL_SECTION();
5744: my $status_index = &Apache::loncoursedata::CL_STATUS();
1.419 raeburn 5745: my $start_index = &Apache::loncoursedata::CL_START();
5746: my $end_index = &Apache::loncoursedata::CL_END();
5747: my $status;
1.366 albertel 5748: while (my ($student,$data) = each(%$classlist)) {
1.419 raeburn 5749: my ($section,$stu_status,$start,$end) = ($data->[$sec_index],
5750: $data->[$status_index],
5751: $data->[$start_index],
5752: $data->[$end_index]);
5753: if ($stu_status eq 'Active') {
5754: $status = 'active';
5755: } elsif ($end < $now) {
5756: $status = 'previous';
5757: } elsif ($start > $now) {
5758: $status = 'future';
5759: }
5760: if ($section ne '-1' && $section !~ /^\s*$/) {
5761: if ((!defined($possible_status)) || (($status ne '') &&
5762: (grep/^\Q$status\E$/,@{$possible_status}))) {
5763: $sectioncount{$section}++;
5764: }
1.240 albertel 5765: }
5766: }
5767: }
5768: my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
5769: foreach my $user (sort(keys(%courseroles))) {
5770: if ($user !~ /^(\w{2})/) { next; }
5771: my ($role) = ($user =~ /^(\w{2})/);
5772: if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
1.419 raeburn 5773: my ($section,$status);
1.240 albertel 5774: if ($role eq 'cr' &&
5775: $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
5776: $section=$1;
5777: }
5778: if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
5779: if (!defined($section) || $section eq '-1') { next; }
1.419 raeburn 5780: my ($end,$start) = ($courseroles{$user} =~ /^([^:]*):([^:]*)$/);
5781: if ($end == -1 && $start == -1) {
5782: next; #deleted role
5783: }
5784: if (!defined($possible_status)) {
5785: $sectioncount{$section}++;
5786: } else {
5787: if ((!$end || $end >= $now) && (!$start || $start <= $now)) {
5788: $status = 'active';
5789: } elsif ($end < $now) {
5790: $status = 'future';
5791: } elsif ($start > $now) {
5792: $status = 'previous';
5793: }
5794: if (($status ne '') && (grep/^\Q$status\E$/,@{$possible_status})) {
5795: $sectioncount{$section}++;
5796: }
5797: }
1.233 raeburn 5798: }
1.366 albertel 5799: return %sectioncount;
1.233 raeburn 5800: }
5801:
1.274 raeburn 5802: ###############################################
1.294 raeburn 5803:
5804: =pod
1.405 albertel 5805:
5806: =item * &get_course_users()
5807:
1.275 raeburn 5808: Retrieves usernames:domains for users in the specified course
5809: with specific role(s), and access status.
5810:
5811: Incoming parameters:
1.277 albertel 5812: 1. course domain
5813: 2. course number
5814: 3. access status: users must have - either active,
1.275 raeburn 5815: previous, future, or all.
1.277 albertel 5816: 4. reference to array of permissible roles
1.288 raeburn 5817: 5. reference to array of section restrictions (optional)
5818: 6. reference to results object (hash of hashes).
5819: 7. reference to optional userdata hash
1.609 raeburn 5820: 8. reference to optional statushash
5821: Keys of top level results hash are roles.
1.275 raeburn 5822: Keys of inner hashes are username:domain, with
5823: values set to access type.
1.288 raeburn 5824: Optional userdata hash returns an array with arguments in the
5825: same order as loncoursedata::get_classlist() for student data.
5826:
1.609 raeburn 5827: Optional statushash returns
5828:
1.288 raeburn 5829: Entries for end, start, section and status are blank because
5830: of the possibility of multiple values for non-student roles.
5831:
1.275 raeburn 5832: =cut
1.405 albertel 5833:
1.275 raeburn 5834: ###############################################
1.405 albertel 5835:
1.275 raeburn 5836: sub get_course_users {
1.609 raeburn 5837: my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata,$statushash) = @_;
1.288 raeburn 5838: my %idx = ();
1.419 raeburn 5839: my %seclists;
1.288 raeburn 5840:
5841: $idx{udom} = &Apache::loncoursedata::CL_SDOM();
5842: $idx{uname} = &Apache::loncoursedata::CL_SNAME();
5843: $idx{end} = &Apache::loncoursedata::CL_END();
5844: $idx{start} = &Apache::loncoursedata::CL_START();
5845: $idx{id} = &Apache::loncoursedata::CL_ID();
5846: $idx{section} = &Apache::loncoursedata::CL_SECTION();
5847: $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
5848: $idx{status} = &Apache::loncoursedata::CL_STATUS();
5849:
1.290 albertel 5850: if (grep(/^st$/,@{$roles})) {
1.276 albertel 5851: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist($cdom,$cnum);
1.278 raeburn 5852: my $now = time;
1.277 albertel 5853: foreach my $student (keys(%{$classlist})) {
1.609 raeburn 5854: my $status;
1.288 raeburn 5855: my $match = 0;
1.412 raeburn 5856: my $secmatch = 0;
1.419 raeburn 5857: my $section = $$classlist{$student}[$idx{section}];
1.609 raeburn 5858: my $status = $$classlist{$student}[$idx{status}];
1.419 raeburn 5859: if ($section eq '') {
5860: $section = 'none';
5861: }
1.291 albertel 5862: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 5863: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 5864: $secmatch = 1;
5865: } elsif ($$classlist{$student}[$idx{section}] eq '') {
1.420 albertel 5866: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 5867: $secmatch = 1;
5868: }
5869: } else {
1.419 raeburn 5870: if (grep(/^\Q$section\E$/,@{$sections})) {
1.412 raeburn 5871: $secmatch = 1;
5872: }
1.290 albertel 5873: }
1.412 raeburn 5874: if (!$secmatch) {
5875: next;
5876: }
1.419 raeburn 5877: }
1.275 raeburn 5878: if (defined($$types{'active'})) {
1.288 raeburn 5879: if ($$classlist{$student}[$idx{status}] eq 'Active') {
1.275 raeburn 5880: push(@{$$users{st}{$student}},'active');
1.288 raeburn 5881: $match = 1;
1.275 raeburn 5882: }
5883: }
5884: if (defined($$types{'previous'})) {
1.609 raeburn 5885: if ($$classlist{$student}[$idx{status}] eq 'Expired') {
1.275 raeburn 5886: push(@{$$users{st}{$student}},'previous');
1.288 raeburn 5887: $match = 1;
1.275 raeburn 5888: }
5889: }
5890: if (defined($$types{'future'})) {
1.609 raeburn 5891: if ($$classlist{$student}[$idx{status}] eq 'Future') {
1.275 raeburn 5892: push(@{$$users{st}{$student}},'future');
1.288 raeburn 5893: $match = 1;
1.275 raeburn 5894: }
5895: }
1.609 raeburn 5896: if ($match) {
5897: push(@{$seclists{$student}},$section);
5898: if (ref($userdata) eq 'HASH') {
5899: $$userdata{$student} = $$classlist{$student};
5900: }
5901: if (ref($statushash) eq 'HASH') {
5902: $statushash->{$student}{'st'}{$section} = $status;
5903: }
1.288 raeburn 5904: }
1.275 raeburn 5905: }
5906: }
1.412 raeburn 5907: if ((@{$roles} > 1) || ((@{$roles} == 1) && ($$roles[0] ne "st"))) {
1.439 raeburn 5908: my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
5909: my $now = time;
1.609 raeburn 5910: my %displaystatus = ( previous => 'Expired',
5911: active => 'Active',
5912: future => 'Future',
5913: );
1.439 raeburn 5914: foreach my $person (sort(keys(%coursepersonnel))) {
1.288 raeburn 5915: my $match = 0;
1.412 raeburn 5916: my $secmatch = 0;
1.439 raeburn 5917: my $status;
1.412 raeburn 5918: my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
1.275 raeburn 5919: $user =~ s/:$//;
1.439 raeburn 5920: my ($end,$start) = split(/:/,$coursepersonnel{$person});
5921: if ($end == -1 || $start == -1) {
5922: next;
5923: }
5924: if (($role) && ((grep(/^\Q$role\E$/,@{$roles})) ||
5925: (grep(/^cr$/,@{$roles}) && $role =~ /^cr\//))) {
1.412 raeburn 5926: my ($uname,$udom) = split(/:/,$user);
5927: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 5928: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 5929: $secmatch = 1;
5930: } elsif ($usec eq '') {
1.420 albertel 5931: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 5932: $secmatch = 1;
5933: }
5934: } else {
5935: if (grep(/^\Q$usec\E$/,@{$sections})) {
5936: $secmatch = 1;
5937: }
5938: }
5939: if (!$secmatch) {
5940: next;
5941: }
1.288 raeburn 5942: }
1.419 raeburn 5943: if ($usec eq '') {
5944: $usec = 'none';
5945: }
1.275 raeburn 5946: if ($uname ne '' && $udom ne '') {
1.503 raeburn 5947: if ($end > 0 && $end < $now) {
1.439 raeburn 5948: $status = 'previous';
5949: } elsif ($start > $now) {
5950: $status = 'future';
5951: } else {
5952: $status = 'active';
5953: }
1.277 albertel 5954: foreach my $type (keys(%{$types})) {
1.275 raeburn 5955: if ($status eq $type) {
1.420 albertel 5956: if (!grep(/^\Q$type\E$/,@{$$users{$role}{$user}})) {
1.419 raeburn 5957: push(@{$$users{$role}{$user}},$type);
5958: }
1.288 raeburn 5959: $match = 1;
5960: }
5961: }
1.419 raeburn 5962: if (($match) && (ref($userdata) eq 'HASH')) {
5963: if (!exists($$userdata{$uname.':'.$udom})) {
5964: &get_user_info($udom,$uname,\%idx,$userdata);
5965: }
1.420 albertel 5966: if (!grep(/^\Q$usec\E$/,@{$seclists{$uname.':'.$udom}})) {
1.419 raeburn 5967: push(@{$seclists{$uname.':'.$udom}},$usec);
5968: }
1.609 raeburn 5969: if (ref($statushash) eq 'HASH') {
5970: $statushash->{$uname.':'.$udom}{$role}{$usec} = $displaystatus{$status};
5971: }
1.275 raeburn 5972: }
5973: }
5974: }
5975: }
1.290 albertel 5976: if (grep(/^ow$/,@{$roles})) {
1.279 raeburn 5977: if ((defined($cdom)) && (defined($cnum))) {
5978: my %csettings = &Apache::lonnet::get('environment',['internal.courseowner'],$cdom,$cnum);
5979: if ( defined($csettings{'internal.courseowner'}) ) {
5980: my $owner = $csettings{'internal.courseowner'};
1.609 raeburn 5981: next if ($owner eq '');
5982: my ($ownername,$ownerdom);
5983: if ($owner =~ /^([^:]+):([^:]+)$/) {
5984: $ownername = $1;
5985: $ownerdom = $2;
5986: } else {
5987: $ownername = $owner;
5988: $ownerdom = $cdom;
5989: $owner = $ownername.':'.$ownerdom;
1.439 raeburn 5990: }
5991: @{$$users{'ow'}{$owner}} = 'any';
1.290 albertel 5992: if (defined($userdata) &&
1.609 raeburn 5993: !exists($$userdata{$owner})) {
5994: &get_user_info($ownerdom,$ownername,\%idx,$userdata);
5995: if (!grep(/^none$/,@{$seclists{$owner}})) {
5996: push(@{$seclists{$owner}},'none');
5997: }
5998: if (ref($statushash) eq 'HASH') {
5999: $statushash->{$owner}{'ow'}{'none'} = 'Any';
1.419 raeburn 6000: }
1.290 albertel 6001: }
1.279 raeburn 6002: }
6003: }
6004: }
1.419 raeburn 6005: foreach my $user (keys(%seclists)) {
6006: @{$seclists{$user}} = (sort {$a <=> $b} @{$seclists{$user}});
6007: $$userdata{$user}[$idx{section}] = join(',',@{$seclists{$user}});
6008: }
1.275 raeburn 6009: }
6010: return;
6011: }
6012:
1.288 raeburn 6013: sub get_user_info {
6014: my ($udom,$uname,$idx,$userdata) = @_;
1.289 albertel 6015: $$userdata{$uname.':'.$udom}[$$idx{fullname}] =
6016: &plainname($uname,$udom,'lastname');
1.291 albertel 6017: $$userdata{$uname.':'.$udom}[$$idx{uname}] = $uname;
1.297 raeburn 6018: $$userdata{$uname.':'.$udom}[$$idx{udom}] = $udom;
1.609 raeburn 6019: my %idhash = &Apache::lonnet::idrget($udom,($uname));
6020: $$userdata{$uname.':'.$udom}[$$idx{id}] = $idhash{$uname};
1.288 raeburn 6021: return;
6022: }
1.275 raeburn 6023:
1.472 raeburn 6024: ###############################################
6025:
6026: =pod
6027:
6028: =item * &get_user_quota()
6029:
6030: Retrieves quota assigned for storage of portfolio files for a user
6031:
6032: Incoming parameters:
6033: 1. user's username
6034: 2. user's domain
6035:
6036: Returns:
1.536 raeburn 6037: 1. Disk quota (in Mb) assigned to student.
6038: 2. (Optional) Type of setting: custom or default
6039: (individually assigned or default for user's
6040: institutional status).
6041: 3. (Optional) - User's institutional status (e.g., faculty, staff
6042: or student - types as defined in localenroll::inst_usertypes
6043: for user's domain, which determines default quota for user.
6044: 4. (Optional) - Default quota which would apply to the user.
1.472 raeburn 6045:
6046: If a value has been stored in the user's environment,
1.536 raeburn 6047: it will return that, otherwise it returns the maximal default
6048: defined for the user's instituional status(es) in the domain.
1.472 raeburn 6049:
6050: =cut
6051:
6052: ###############################################
6053:
6054:
6055: sub get_user_quota {
6056: my ($uname,$udom) = @_;
1.536 raeburn 6057: my ($quota,$quotatype,$settingstatus,$defquota);
1.472 raeburn 6058: if (!defined($udom)) {
6059: $udom = $env{'user.domain'};
6060: }
6061: if (!defined($uname)) {
6062: $uname = $env{'user.name'};
6063: }
6064: if (($udom eq '' || $uname eq '') ||
6065: ($udom eq 'public') && ($uname eq 'public')) {
6066: $quota = 0;
1.536 raeburn 6067: $quotatype = 'default';
6068: $defquota = 0;
1.472 raeburn 6069: } else {
1.536 raeburn 6070: my $inststatus;
1.472 raeburn 6071: if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
6072: $quota = $env{'environment.portfolioquota'};
1.536 raeburn 6073: $inststatus = $env{'environment.inststatus'};
1.472 raeburn 6074: } else {
1.536 raeburn 6075: my %userenv =
6076: &Apache::lonnet::get('environment',['portfolioquota',
6077: 'inststatus'],$udom,$uname);
1.472 raeburn 6078: my ($tmp) = keys(%userenv);
6079: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
6080: $quota = $userenv{'portfolioquota'};
1.536 raeburn 6081: $inststatus = $userenv{'inststatus'};
1.472 raeburn 6082: } else {
6083: undef(%userenv);
6084: }
6085: }
1.536 raeburn 6086: ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
1.472 raeburn 6087: if ($quota eq '') {
1.536 raeburn 6088: $quota = $defquota;
6089: $quotatype = 'default';
6090: } else {
6091: $quotatype = 'custom';
1.472 raeburn 6092: }
6093: }
1.536 raeburn 6094: if (wantarray) {
6095: return ($quota,$quotatype,$settingstatus,$defquota);
6096: } else {
6097: return $quota;
6098: }
1.472 raeburn 6099: }
6100:
6101: ###############################################
6102:
6103: =pod
6104:
6105: =item * &default_quota()
6106:
1.536 raeburn 6107: Retrieves default quota assigned for storage of user portfolio files,
6108: given an (optional) user's institutional status.
1.472 raeburn 6109:
6110: Incoming parameters:
6111: 1. domain
1.536 raeburn 6112: 2. (Optional) institutional status(es). This is a : separated list of
6113: status types (e.g., faculty, staff, student etc.)
6114: which apply to the user for whom the default is being retrieved.
6115: If the institutional status string in undefined, the domain
6116: default quota will be returned.
1.472 raeburn 6117:
6118: Returns:
6119: 1. Default disk quota (in Mb) for user portfolios in the domain.
1.536 raeburn 6120: 2. (Optional) institutional type which determined the value of the
6121: default quota.
1.472 raeburn 6122:
6123: If a value has been stored in the domain's configuration db,
6124: it will return that, otherwise it returns 20 (for backwards
6125: compatibility with domains which have not set up a configuration
6126: db file; the original statically defined portfolio quota was 20 Mb).
6127:
1.536 raeburn 6128: If the user's status includes multiple types (e.g., staff and student),
6129: the largest default quota which applies to the user determines the
6130: default quota returned.
6131:
1.472 raeburn 6132: =cut
6133:
6134: ###############################################
6135:
6136:
6137: sub default_quota {
1.536 raeburn 6138: my ($udom,$inststatus) = @_;
6139: my ($defquota,$settingstatus);
6140: my %quotahash = &Apache::lonnet::get_dom('configuration',
6141: ['quota'],$udom);
6142: if (ref($quotahash{'quota'}) eq 'HASH') {
6143: if ($inststatus ne '') {
6144: my @statuses = split(/:/,$inststatus);
6145: foreach my $item (@statuses) {
6146: if ($quotahash{'quota'}{$item} ne '') {
6147: if ($defquota eq '') {
6148: $defquota = $quotahash{'quota'}{$item};
6149: $settingstatus = $item;
6150: } elsif ($quotahash{'quota'}{$item} > $defquota) {
6151: $defquota = $quotahash{'quota'}{$item};
6152: $settingstatus = $item;
6153: }
6154: }
6155: }
6156: }
6157: if ($defquota eq '') {
6158: $defquota = $quotahash{'quota'}{'default'};
6159: $settingstatus = 'default';
6160: }
6161: } else {
6162: $settingstatus = 'default';
6163: $defquota = 20;
6164: }
6165: if (wantarray) {
6166: return ($defquota,$settingstatus);
1.472 raeburn 6167: } else {
1.536 raeburn 6168: return $defquota;
1.472 raeburn 6169: }
6170: }
6171:
1.384 raeburn 6172: sub get_secgrprole_info {
6173: my ($cdom,$cnum,$needroles,$type) = @_;
6174: my %sections_count = &get_sections($cdom,$cnum);
6175: my @sections = (sort {$a <=> $b} keys(%sections_count));
6176: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
6177: my @groups = sort(keys(%curr_groups));
6178: my $allroles = [];
6179: my $rolehash;
6180: my $accesshash = {
6181: active => 'Currently has access',
6182: future => 'Will have future access',
6183: previous => 'Previously had access',
6184: };
6185: if ($needroles) {
6186: $rolehash = {'all' => 'all'};
1.385 albertel 6187: my %user_roles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6188: if (&Apache::lonnet::error(%user_roles)) {
6189: undef(%user_roles);
6190: }
6191: foreach my $item (keys(%user_roles)) {
1.384 raeburn 6192: my ($role)=split(/\:/,$item,2);
6193: if ($role eq 'cr') { next; }
6194: if ($role =~ /^cr/) {
6195: $$rolehash{$role} = (split('/',$role))[3];
6196: } else {
6197: $$rolehash{$role} = &Apache::lonnet::plaintext($role,$type);
6198: }
6199: }
6200: foreach my $key (sort(keys(%{$rolehash}))) {
6201: push(@{$allroles},$key);
6202: }
6203: push (@{$allroles},'st');
6204: $$rolehash{'st'} = &Apache::lonnet::plaintext('st',$type);
6205: }
6206: return (\@sections,\@groups,$allroles,$rolehash,$accesshash);
6207: }
6208:
1.555 raeburn 6209: sub user_picker {
1.570 raeburn 6210: my ($dom,$srch,$forcenewuser,$caller) = @_;
1.555 raeburn 6211: my $currdom = $dom;
6212: my %curr_selected = (
6213: srchin => 'dom',
1.580 raeburn 6214: srchby => 'lastname',
1.555 raeburn 6215: );
6216: my $srchterm;
6217: if (ref($srch) eq 'HASH') {
6218: if ($srch->{'srchby'} ne '') {
6219: $curr_selected{'srchby'} = $srch->{'srchby'};
6220: }
6221: if ($srch->{'srchin'} ne '') {
6222: $curr_selected{'srchin'} = $srch->{'srchin'};
6223: }
6224: if ($srch->{'srchtype'} ne '') {
6225: $curr_selected{'srchtype'} = $srch->{'srchtype'};
6226: }
6227: if ($srch->{'srchdomain'} ne '') {
6228: $currdom = $srch->{'srchdomain'};
6229: }
6230: $srchterm = $srch->{'srchterm'};
6231: }
6232: my %lt=&Apache::lonlocal::texthash(
1.573 raeburn 6233: 'usr' => 'Search criteria',
1.563 raeburn 6234: 'doma' => 'Domain/institution to search',
1.558 albertel 6235: 'uname' => 'username',
6236: 'lastname' => 'last name',
1.555 raeburn 6237: 'lastfirst' => 'last name, first name',
1.558 albertel 6238: 'crs' => 'in this course',
1.576 raeburn 6239: 'dom' => 'in selected LON-CAPA domain',
1.558 albertel 6240: 'alc' => 'all LON-CAPA',
1.573 raeburn 6241: 'instd' => 'in institutional directory for selected domain',
1.558 albertel 6242: 'exact' => 'is',
6243: 'contains' => 'contains',
1.569 raeburn 6244: 'begins' => 'begins with',
1.571 raeburn 6245: 'youm' => "You must include some text to search for.",
6246: 'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
6247: 'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
6248: 'yomc' => "You must choose a domain when using an institutional directory search.",
6249: 'ymcd' => "You must choose a domain when using a domain search.",
6250: 'whus' => "When using searching by last,first you must include a comma as separator between last name and first name.",
6251: 'whse' => "When searching by last,first you must include at least one character in the first name.",
6252: 'thfo' => "The following need to be corrected before the search can be run:",
1.555 raeburn 6253: );
1.563 raeburn 6254: my $domform = &select_dom_form($currdom,'srchdomain',1,1);
6255: my $srchinsel = ' <select name="srchin">';
1.555 raeburn 6256:
6257: my @srchins = ('crs','dom','alc','instd');
6258:
6259: foreach my $option (@srchins) {
6260: # FIXME 'alc' option unavailable until
6261: # loncreateuser::print_user_query_page()
6262: # has been completed.
6263: next if ($option eq 'alc');
6264: next if ($option eq 'crs' && !$env{'request.course.id'});
1.563 raeburn 6265: if ($curr_selected{'srchin'} eq $option) {
6266: $srchinsel .= '
6267: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6268: } else {
6269: $srchinsel .= '
6270: <option value="'.$option.'">'.$lt{$option}.'</option>';
6271: }
1.555 raeburn 6272: }
1.563 raeburn 6273: $srchinsel .= "\n </select>\n";
1.555 raeburn 6274:
6275: my $srchbysel = ' <select name="srchby">';
1.580 raeburn 6276: foreach my $option ('lastname','lastfirst','uname') {
1.555 raeburn 6277: if ($curr_selected{'srchby'} eq $option) {
6278: $srchbysel .= '
6279: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6280: } else {
6281: $srchbysel .= '
6282: <option value="'.$option.'">'.$lt{$option}.'</option>';
6283: }
6284: }
6285: $srchbysel .= "\n </select>\n";
6286:
6287: my $srchtypesel = ' <select name="srchtype">';
1.580 raeburn 6288: foreach my $option ('begins','contains','exact') {
1.555 raeburn 6289: if ($curr_selected{'srchtype'} eq $option) {
6290: $srchtypesel .= '
6291: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6292: } else {
6293: $srchtypesel .= '
6294: <option value="'.$option.'">'.$lt{$option}.'</option>';
6295: }
6296: }
6297: $srchtypesel .= "\n </select>\n";
6298:
1.558 albertel 6299: my ($newuserscript,$new_user_create);
1.556 raeburn 6300:
6301: if ($forcenewuser) {
1.576 raeburn 6302: if (ref($srch) eq 'HASH') {
6303: if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
6304: $new_user_create = '<p> <input type="submit" name="forcenew" value="'.&HTML::Entities::encode(&mt('Make new user "[_1]"',$srchterm),'<>&"').'" onclick="javascript:setSearch(\'1\','.$caller.');" /> </p>';
6305: }
6306: }
6307:
1.556 raeburn 6308: $newuserscript = <<"ENDSCRIPT";
6309:
1.570 raeburn 6310: function setSearch(createnew,callingForm) {
1.556 raeburn 6311: if (createnew == 1) {
1.570 raeburn 6312: for (var i=0; i<callingForm.srchby.length; i++) {
6313: if (callingForm.srchby.options[i].value == 'uname') {
6314: callingForm.srchby.selectedIndex = i;
1.556 raeburn 6315: }
6316: }
1.570 raeburn 6317: for (var i=0; i<callingForm.srchin.length; i++) {
6318: if ( callingForm.srchin.options[i].value == 'dom') {
6319: callingForm.srchin.selectedIndex = i;
1.556 raeburn 6320: }
6321: }
1.570 raeburn 6322: for (var i=0; i<callingForm.srchtype.length; i++) {
6323: if (callingForm.srchtype.options[i].value == 'exact') {
6324: callingForm.srchtype.selectedIndex = i;
1.556 raeburn 6325: }
6326: }
1.570 raeburn 6327: for (var i=0; i<callingForm.srchdomain.length; i++) {
6328: if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
6329: callingForm.srchdomain.selectedIndex = i;
1.556 raeburn 6330: }
6331: }
6332: }
6333: }
6334: ENDSCRIPT
1.558 albertel 6335:
1.556 raeburn 6336: }
6337:
1.555 raeburn 6338: my $output = <<"END_BLOCK";
1.556 raeburn 6339: <script type="text/javascript">
1.570 raeburn 6340: function validateEntry(callingForm) {
1.558 albertel 6341:
1.556 raeburn 6342: var checkok = 1;
1.558 albertel 6343: var srchin;
1.570 raeburn 6344: for (var i=0; i<callingForm.srchin.length; i++) {
6345: if ( callingForm.srchin[i].checked ) {
6346: srchin = callingForm.srchin[i].value;
1.558 albertel 6347: }
6348: }
6349:
1.570 raeburn 6350: var srchtype = callingForm.srchtype.options[callingForm.srchtype.selectedIndex].value;
6351: var srchby = callingForm.srchby.options[callingForm.srchby.selectedIndex].value;
6352: var srchdomain = callingForm.srchdomain.options[callingForm.srchdomain.selectedIndex].value;
6353: var srchterm = callingForm.srchterm.value;
6354: var srchin = callingForm.srchin.options[callingForm.srchin.selectedIndex].value;
1.556 raeburn 6355: var msg = "";
6356:
6357: if (srchterm == "") {
6358: checkok = 0;
1.571 raeburn 6359: msg += "$lt{'youm'}\\n";
1.556 raeburn 6360: }
6361:
1.569 raeburn 6362: if (srchtype== 'begins') {
6363: if (srchterm.length < 2) {
6364: checkok = 0;
1.571 raeburn 6365: msg += "$lt{'thte'}\\n";
1.569 raeburn 6366: }
6367: }
6368:
1.556 raeburn 6369: if (srchtype== 'contains') {
6370: if (srchterm.length < 3) {
6371: checkok = 0;
1.571 raeburn 6372: msg += "$lt{'thet'}\\n";
1.556 raeburn 6373: }
6374: }
6375: if (srchin == 'instd') {
6376: if (srchdomain == '') {
6377: checkok = 0;
1.571 raeburn 6378: msg += "$lt{'yomc'}\\n";
1.556 raeburn 6379: }
6380: }
6381: if (srchin == 'dom') {
6382: if (srchdomain == '') {
6383: checkok = 0;
1.571 raeburn 6384: msg += "$lt{'ymcd'}\\n";
1.556 raeburn 6385: }
6386: }
6387: if (srchby == 'lastfirst') {
6388: if (srchterm.indexOf(",") == -1) {
6389: checkok = 0;
1.571 raeburn 6390: msg += "$lt{'whus'}\\n";
1.556 raeburn 6391: }
6392: if (srchterm.indexOf(",") == srchterm.length -1) {
6393: checkok = 0;
1.571 raeburn 6394: msg += "$lt{'whse'}\\n";
1.556 raeburn 6395: }
6396: }
6397: if (checkok == 0) {
1.571 raeburn 6398: alert("$lt{'thfo'}\\n"+msg);
1.556 raeburn 6399: return;
6400: }
6401: if (checkok == 1) {
1.570 raeburn 6402: callingForm.submit();
1.556 raeburn 6403: }
6404: }
6405:
6406: $newuserscript
6407:
6408: </script>
1.558 albertel 6409:
6410: $new_user_create
6411:
1.555 raeburn 6412: <table>
1.558 albertel 6413: <tr>
1.573 raeburn 6414: <td>$lt{'doma'}:</td>
6415: <td>$domform</td>
6416: </td>
6417: </tr>
6418: <tr>
6419: <td>$lt{'usr'}:</td>
1.563 raeburn 6420: <td>$srchbysel
6421: $srchtypesel
6422: <input type="text" size="15" name="srchterm" value="$srchterm" />
1.564 albertel 6423: $srchinsel
1.563 raeburn 6424: </td>
6425: </tr>
1.555 raeburn 6426: </table>
6427: <br />
6428: END_BLOCK
1.558 albertel 6429:
1.555 raeburn 6430: return $output;
6431: }
6432:
1.585 raeburn 6433: sub username_rule_check {
6434: my ($srch,$caller) = @_;
6435: my ($response,@curr_rules,%inst_results,$rulematch);
6436: my ($rules,$ruleorder) = &Apache::lonnet::inst_userrules($srch->{'srchdomain'});
6437: if (ref($srch) eq 'HASH') {
6438: (my $inst_response,%inst_results) =
6439: &Apache::lonnet::get_instuser($srch->{'srchdomain'},
6440: $srch->{'srchterm'});
6441: my %domconfig = &Apache::lonnet::get_dom('configuration',
6442: ['usercreation'],$srch->{'srchdomain'});
6443: if (ref($domconfig{'usercreation'}) eq 'HASH') {
6444: if (ref($domconfig{'usercreation'}{'username_rule'}) eq 'ARRAY') {
6445: @curr_rules = @{$domconfig{'usercreation'}{'username_rule'}};
6446: }
6447: }
6448: if (@curr_rules > 0) {
6449: my $domdesc = &Apache::lonnet::domain($srch->{'srchdomain'},'description');
6450: my $instuser_reqd;
6451: my %rule_check = &Apache::lonnet::inst_rulecheck($srch->{'srchdomain'},$srch->{'srchterm'},\@curr_rules);
6452: foreach my $rule (@curr_rules) {
6453: if ($rule_check{$rule}) {
6454: $rulematch = $rule;
6455: if ($inst_response eq 'ok') {
6456: if (keys(%inst_results) == 0) {
6457: if ($caller eq 'new') {
6458: $response = &mt('The username you chose matches the format of usernames defined for <span class="LC_cusr_emph">[_1]</span>, but the user does not exist in the institutional directory.',$domdesc).'<br />'.&mt("You must choose a username with a different format -- one that will not conflict with 'official' institutional usernames.");
6459: }
6460: }
6461: }
6462: last;
6463: }
6464: }
6465: if ($response) {
6466: if ((ref($rules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
6467: if (@{$ruleorder} > 0) {
6468: $response .= '<br />'.&mt('Usernames with the following format(s) may <span class="LC_cusr_emph">only</span> be used for verified users at [_1]:',$domdesc).' <ul>';
6469: foreach my $rule (@{$ruleorder}) {
6470: if (grep(/^\Q$rule\E$/,@curr_rules)) {
6471: if (ref($rules->{$rule}) eq 'HASH') {
6472: $response .= '<li>'.$rules->{$rule}{'name'}.': '.
6473: $rules->{$rule}{'desc'}.'</li>';
6474: }
6475: }
6476: }
6477: }
6478: $response .= '</ul>';
6479: }
6480: }
6481: }
6482: }
6483: return ($response,$rulematch,$rules,%inst_results);
6484: }
6485:
1.112 bowersj2 6486: =pod
6487:
1.549 albertel 6488: =back
6489:
6490: =head1 HTTP Helpers
6491:
6492: =over 4
6493:
1.112 bowersj2 6494: =item * get_unprocessed_cgi($query,$possible_names)
6495:
1.258 albertel 6496: Modify the %env hash to contain unprocessed CGI form parameters held in
1.112 bowersj2 6497: $query. The parameters listed in $possible_names (an array reference),
1.258 albertel 6498: will be set in $env{'form.name'} if they do not already exist.
1.112 bowersj2 6499:
6500: Typically called with $ENV{'QUERY_STRING'} as the first parameter.
6501: $possible_names is an ref to an array of form element names. As an example:
6502: get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']);
1.258 albertel 6503: will result in $env{'form.uname'} and $env{'form.udom'} being set.
1.112 bowersj2 6504:
6505: =cut
1.1 albertel 6506:
1.6 albertel 6507: sub get_unprocessed_cgi {
1.25 albertel 6508: my ($query,$possible_names)= @_;
1.26 matthew 6509: # $Apache::lonxml::debug=1;
1.356 albertel 6510: foreach my $pair (split(/&/,$query)) {
6511: my ($name, $value) = split(/=/,$pair);
1.369 www 6512: $name = &unescape($name);
1.25 albertel 6513: if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) {
6514: $value =~ tr/+/ /;
6515: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.258 albertel 6516: unless (defined($env{'form.'.$name})) { &add_to_env('form.'.$name,$value) };
1.25 albertel 6517: }
1.16 harris41 6518: }
1.6 albertel 6519: }
6520:
1.112 bowersj2 6521: =pod
6522:
6523: =item * cacheheader()
6524:
6525: returns cache-controlling header code
6526:
6527: =cut
6528:
1.7 albertel 6529: sub cacheheader {
1.258 albertel 6530: unless ($env{'request.method'} eq 'GET') { return ''; }
1.216 albertel 6531: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
6532: my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
1.7 albertel 6533: <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
6534: <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
1.216 albertel 6535: return $output;
1.7 albertel 6536: }
6537:
1.112 bowersj2 6538: =pod
6539:
6540: =item * no_cache($r)
6541:
6542: specifies header code to not have cache
6543:
6544: =cut
6545:
1.9 albertel 6546: sub no_cache {
1.216 albertel 6547: my ($r) = @_;
6548: if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
1.258 albertel 6549: $env{'request.method'} ne 'GET') { return ''; }
1.216 albertel 6550: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
6551: $r->no_cache(1);
6552: $r->header_out("Expires" => $date);
6553: $r->header_out("Pragma" => "no-cache");
1.123 www 6554: }
6555:
6556: sub content_type {
1.181 albertel 6557: my ($r,$type,$charset) = @_;
1.299 foxr 6558: if ($r) {
6559: # Note that printout.pl calls this with undef for $r.
6560: &no_cache($r);
6561: }
1.258 albertel 6562: if ($env{'browser.mathml'} && $type eq 'text/html') { $type='text/xml'; }
1.181 albertel 6563: unless ($charset) {
6564: $charset=&Apache::lonlocal::current_encoding;
6565: }
6566: if ($charset) { $type.='; charset='.$charset; }
6567: if ($r) {
6568: $r->content_type($type);
6569: } else {
6570: print("Content-type: $type\n\n");
6571: }
1.9 albertel 6572: }
1.25 albertel 6573:
1.112 bowersj2 6574: =pod
6575:
6576: =item * add_to_env($name,$value)
6577:
1.258 albertel 6578: adds $name to the %env hash with value
1.112 bowersj2 6579: $value, if $name already exists, the entry is converted to an array
6580: reference and $value is added to the array.
6581:
6582: =cut
6583:
1.25 albertel 6584: sub add_to_env {
6585: my ($name,$value)=@_;
1.258 albertel 6586: if (defined($env{$name})) {
6587: if (ref($env{$name})) {
1.25 albertel 6588: #already have multiple values
1.258 albertel 6589: push(@{ $env{$name} },$value);
1.25 albertel 6590: } else {
6591: #first time seeing multiple values, convert hash entry to an arrayref
1.258 albertel 6592: my $first=$env{$name};
6593: undef($env{$name});
6594: push(@{ $env{$name} },$first,$value);
1.25 albertel 6595: }
6596: } else {
1.258 albertel 6597: $env{$name}=$value;
1.25 albertel 6598: }
1.31 albertel 6599: }
1.149 albertel 6600:
6601: =pod
6602:
6603: =item * get_env_multiple($name)
6604:
1.258 albertel 6605: gets $name from the %env hash, it seemlessly handles the cases where multiple
1.149 albertel 6606: values may be defined and end up as an array ref.
6607:
6608: returns an array of values
6609:
6610: =cut
6611:
6612: sub get_env_multiple {
6613: my ($name) = @_;
6614: my @values;
1.258 albertel 6615: if (defined($env{$name})) {
1.149 albertel 6616: # exists is it an array
1.258 albertel 6617: if (ref($env{$name})) {
6618: @values=@{ $env{$name} };
1.149 albertel 6619: } else {
1.258 albertel 6620: $values[0]=$env{$name};
1.149 albertel 6621: }
6622: }
6623: return(@values);
6624: }
6625:
1.31 albertel 6626:
1.41 ng 6627: =pod
1.45 matthew 6628:
1.464 albertel 6629: =back
1.41 ng 6630:
1.112 bowersj2 6631: =head1 CSV Upload/Handling functions
1.38 albertel 6632:
1.41 ng 6633: =over 4
6634:
1.112 bowersj2 6635: =item * upfile_store($r)
1.41 ng 6636:
6637: Store uploaded file, $r should be the HTTP Request object,
1.258 albertel 6638: needs $env{'form.upfile'}
1.41 ng 6639: returns $datatoken to be put into hidden field
6640:
6641: =cut
1.31 albertel 6642:
6643: sub upfile_store {
6644: my $r=shift;
1.258 albertel 6645: $env{'form.upfile'}=~s/\r/\n/gs;
6646: $env{'form.upfile'}=~s/\f/\n/gs;
6647: $env{'form.upfile'}=~s/\n+/\n/gs;
6648: $env{'form.upfile'}=~s/\n+$//gs;
1.31 albertel 6649:
1.258 albertel 6650: my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
6651: '_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
1.31 albertel 6652: {
1.158 raeburn 6653: my $datafile = $r->dir_config('lonDaemons').
6654: '/tmp/'.$datatoken.'.tmp';
6655: if ( open(my $fh,">$datafile") ) {
1.258 albertel 6656: print $fh $env{'form.upfile'};
1.158 raeburn 6657: close($fh);
6658: }
1.31 albertel 6659: }
6660: return $datatoken;
6661: }
6662:
1.56 matthew 6663: =pod
6664:
1.112 bowersj2 6665: =item * load_tmp_file($r)
1.41 ng 6666:
6667: Load uploaded file from tmp, $r should be the HTTP Request object,
1.258 albertel 6668: needs $env{'form.datatoken'},
6669: sets $env{'form.upfile'} to the contents of the file
1.41 ng 6670:
6671: =cut
1.31 albertel 6672:
6673: sub load_tmp_file {
6674: my $r=shift;
6675: my @studentdata=();
6676: {
1.158 raeburn 6677: my $studentfile = $r->dir_config('lonDaemons').
1.258 albertel 6678: '/tmp/'.$env{'form.datatoken'}.'.tmp';
1.158 raeburn 6679: if ( open(my $fh,"<$studentfile") ) {
6680: @studentdata=<$fh>;
6681: close($fh);
6682: }
1.31 albertel 6683: }
1.258 albertel 6684: $env{'form.upfile'}=join('',@studentdata);
1.31 albertel 6685: }
6686:
1.56 matthew 6687: =pod
6688:
1.112 bowersj2 6689: =item * upfile_record_sep()
1.41 ng 6690:
6691: Separate uploaded file into records
6692: returns array of records,
1.258 albertel 6693: needs $env{'form.upfile'} and $env{'form.upfiletype'}
1.41 ng 6694:
6695: =cut
1.31 albertel 6696:
6697: sub upfile_record_sep {
1.258 albertel 6698: if ($env{'form.upfiletype'} eq 'xml') {
1.31 albertel 6699: } else {
1.248 albertel 6700: my @records;
1.258 albertel 6701: foreach my $line (split(/\n/,$env{'form.upfile'})) {
1.248 albertel 6702: if ($line=~/^\s*$/) { next; }
6703: push(@records,$line);
6704: }
6705: return @records;
1.31 albertel 6706: }
6707: }
6708:
1.56 matthew 6709: =pod
6710:
1.112 bowersj2 6711: =item * record_sep($record)
1.41 ng 6712:
1.258 albertel 6713: Separate a record into fields $record should be an item from the upfile_record_sep(), needs $env{'form.upfiletype'}
1.41 ng 6714:
6715: =cut
6716:
1.263 www 6717: sub takeleft {
6718: my $index=shift;
6719: return substr('0000'.$index,-4,4);
6720: }
6721:
1.31 albertel 6722: sub record_sep {
6723: my $record=shift;
6724: my %components=();
1.258 albertel 6725: if ($env{'form.upfiletype'} eq 'xml') {
6726: } elsif ($env{'form.upfiletype'} eq 'space') {
1.31 albertel 6727: my $i=0;
1.356 albertel 6728: foreach my $field (split(/\s+/,$record)) {
1.31 albertel 6729: $field=~s/^(\"|\')//;
6730: $field=~s/(\"|\')$//;
1.263 www 6731: $components{&takeleft($i)}=$field;
1.31 albertel 6732: $i++;
6733: }
1.258 albertel 6734: } elsif ($env{'form.upfiletype'} eq 'tab') {
1.31 albertel 6735: my $i=0;
1.356 albertel 6736: foreach my $field (split(/\t/,$record)) {
1.31 albertel 6737: $field=~s/^(\"|\')//;
6738: $field=~s/(\"|\')$//;
1.263 www 6739: $components{&takeleft($i)}=$field;
1.31 albertel 6740: $i++;
6741: }
6742: } else {
1.561 www 6743: my $separator=',';
1.480 banghart 6744: if ($env{'form.upfiletype'} eq 'semisv') {
1.561 www 6745: $separator=';';
1.480 banghart 6746: }
1.31 albertel 6747: my $i=0;
1.561 www 6748: # the character we are looking for to indicate the end of a quote or a record
6749: my $looking_for=$separator;
6750: # do not add the characters to the fields
6751: my $ignore=0;
6752: # we just encountered a separator (or the beginning of the record)
6753: my $just_found_separator=1;
6754: # store the field we are working on here
6755: my $field='';
6756: # work our way through all characters in record
6757: foreach my $character ($record=~/(.)/g) {
6758: if ($character eq $looking_for) {
6759: if ($character ne $separator) {
6760: # Found the end of a quote, again looking for separator
6761: $looking_for=$separator;
6762: $ignore=1;
6763: } else {
6764: # Found a separator, store away what we got
6765: $components{&takeleft($i)}=$field;
6766: $i++;
6767: $just_found_separator=1;
6768: $ignore=0;
6769: $field='';
6770: }
6771: next;
6772: }
6773: # single or double quotation marks after a separator indicate beginning of a quote
6774: # we are now looking for the end of the quote and need to ignore separators
6775: if ((($character eq '"') || ($character eq "'")) && ($just_found_separator)) {
6776: $looking_for=$character;
6777: next;
6778: }
6779: # ignore would be true after we reached the end of a quote
6780: if ($ignore) { next; }
6781: if (($just_found_separator) && ($character=~/\s/)) { next; }
6782: $field.=$character;
6783: $just_found_separator=0;
1.31 albertel 6784: }
1.561 www 6785: # catch the very last entry, since we never encountered the separator
6786: $components{&takeleft($i)}=$field;
1.31 albertel 6787: }
6788: return %components;
6789: }
6790:
1.144 matthew 6791: ######################################################
6792: ######################################################
6793:
1.56 matthew 6794: =pod
6795:
1.112 bowersj2 6796: =item * upfile_select_html()
1.41 ng 6797:
1.144 matthew 6798: Return HTML code to select a file from the users machine and specify
6799: the file type.
1.41 ng 6800:
6801: =cut
6802:
1.144 matthew 6803: ######################################################
6804: ######################################################
1.31 albertel 6805: sub upfile_select_html {
1.144 matthew 6806: my %Types = (
6807: csv => &mt('CSV (comma separated values, spreadsheet)'),
1.480 banghart 6808: semisv => &mt('Semicolon separated values'),
1.144 matthew 6809: space => &mt('Space separated'),
6810: tab => &mt('Tabulator separated'),
6811: # xml => &mt('HTML/XML'),
6812: );
6813: my $Str = '<input type="file" name="upfile" size="50" />'.
6814: '<br />Type: <select name="upfiletype">';
6815: foreach my $type (sort(keys(%Types))) {
6816: $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
6817: }
6818: $Str .= "</select>\n";
6819: return $Str;
1.31 albertel 6820: }
6821:
1.301 albertel 6822: sub get_samples {
6823: my ($records,$toget) = @_;
6824: my @samples=({});
6825: my $got=0;
6826: foreach my $rec (@$records) {
6827: my %temp = &record_sep($rec);
6828: if (! grep(/\S/, values(%temp))) { next; }
6829: if (%temp) {
6830: $samples[$got]=\%temp;
6831: $got++;
6832: if ($got == $toget) { last; }
6833: }
6834: }
6835: return \@samples;
6836: }
6837:
1.144 matthew 6838: ######################################################
6839: ######################################################
6840:
1.56 matthew 6841: =pod
6842:
1.112 bowersj2 6843: =item * csv_print_samples($r,$records)
1.41 ng 6844:
6845: Prints a table of sample values from each column uploaded $r is an
6846: Apache Request ref, $records is an arrayref from
6847: &Apache::loncommon::upfile_record_sep
6848:
6849: =cut
6850:
1.144 matthew 6851: ######################################################
6852: ######################################################
1.31 albertel 6853: sub csv_print_samples {
6854: my ($r,$records) = @_;
1.301 albertel 6855: my $samples = &get_samples($records,3);
6856:
1.594 raeburn 6857: $r->print(&mt('Samples').'<br />'.&start_data_table().
6858: &start_data_table_header_row());
1.356 albertel 6859: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
6860: $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
1.594 raeburn 6861: $r->print(&end_data_table_header_row());
1.301 albertel 6862: foreach my $hash (@$samples) {
1.594 raeburn 6863: $r->print(&start_data_table_row());
1.356 albertel 6864: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
1.31 albertel 6865: $r->print('<td>');
1.356 albertel 6866: if (defined($$hash{$sample})) { $r->print($$hash{$sample}); }
1.31 albertel 6867: $r->print('</td>');
6868: }
1.594 raeburn 6869: $r->print(&end_data_table_row());
1.31 albertel 6870: }
1.594 raeburn 6871: $r->print(&end_data_table().'<br />'."\n");
1.31 albertel 6872: }
6873:
1.144 matthew 6874: ######################################################
6875: ######################################################
6876:
1.56 matthew 6877: =pod
6878:
1.112 bowersj2 6879: =item * csv_print_select_table($r,$records,$d)
1.41 ng 6880:
6881: Prints a table to create associations between values and table columns.
1.144 matthew 6882:
1.41 ng 6883: $r is an Apache Request ref,
6884: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
1.174 matthew 6885: $d is an array of 2 element arrays (internal name, displayed name,defaultcol)
1.41 ng 6886:
6887: =cut
6888:
1.144 matthew 6889: ######################################################
6890: ######################################################
1.31 albertel 6891: sub csv_print_select_table {
6892: my ($r,$records,$d) = @_;
1.301 albertel 6893: my $i=0;
6894: my $samples = &get_samples($records,1);
1.144 matthew 6895: $r->print(&mt('Associate columns with student attributes.')."\n".
1.594 raeburn 6896: &start_data_table().&start_data_table_header_row().
1.144 matthew 6897: '<th>'.&mt('Attribute').'</th>'.
1.594 raeburn 6898: '<th>'.&mt('Column').'</th>'.
6899: &end_data_table_header_row()."\n");
1.356 albertel 6900: foreach my $array_ref (@$d) {
6901: my ($value,$display,$defaultcol)=@{ $array_ref };
1.594 raeburn 6902: $r->print(&start_data_table_row().'<tr><td>'.$display.'</td>');
1.31 albertel 6903:
6904: $r->print('<td><select name=f'.$i.
1.32 matthew 6905: ' onchange="javascript:flip(this.form,'.$i.');">');
1.31 albertel 6906: $r->print('<option value="none"></option>');
1.356 albertel 6907: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
6908: $r->print('<option value="'.$sample.'"'.
6909: ($sample eq $defaultcol ? ' selected="selected" ' : '').
6910: '>Column '.($sample+1).'</option>');
1.31 albertel 6911: }
1.594 raeburn 6912: $r->print('</select></td>'.&end_data_table_row()."\n");
1.31 albertel 6913: $i++;
6914: }
1.594 raeburn 6915: $r->print(&end_data_table());
1.31 albertel 6916: $i--;
6917: return $i;
6918: }
1.56 matthew 6919:
1.144 matthew 6920: ######################################################
6921: ######################################################
6922:
1.56 matthew 6923: =pod
1.31 albertel 6924:
1.112 bowersj2 6925: =item * csv_samples_select_table($r,$records,$d)
1.41 ng 6926:
6927: Prints a table of sample values from the upload and can make associate samples to internal names.
6928:
6929: $r is an Apache Request ref,
6930: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
6931: $d is an array of 2 element arrays (internal name, displayed name)
6932:
6933: =cut
6934:
1.144 matthew 6935: ######################################################
6936: ######################################################
1.31 albertel 6937: sub csv_samples_select_table {
6938: my ($r,$records,$d) = @_;
6939: my $i=0;
1.144 matthew 6940: #
1.301 albertel 6941: my $samples = &get_samples($records,3);
1.594 raeburn 6942: $r->print(&start_data_table().
6943: &start_data_table_header_row().'<th>'.
6944: &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
6945: &end_data_table_header_row());
1.301 albertel 6946:
6947: foreach my $key (sort(keys(%{ $samples->[0] }))) {
1.594 raeburn 6948: $r->print(&start_data_table_row().'<td><select name="f'.$i.'"'.
1.32 matthew 6949: ' onchange="javascript:flip(this.form,'.$i.');">');
1.301 albertel 6950: foreach my $option (@$d) {
6951: my ($value,$display,$defaultcol)=@{ $option };
1.174 matthew 6952: $r->print('<option value="'.$value.'"'.
1.253 albertel 6953: ($i eq $defaultcol ? ' selected="selected" ':'').'>'.
1.174 matthew 6954: $display.'</option>');
1.31 albertel 6955: }
6956: $r->print('</select></td><td>');
1.301 albertel 6957: foreach my $line (0..2) {
6958: if (defined($samples->[$line]{$key})) {
6959: $r->print($samples->[$line]{$key}."<br />\n");
6960: }
6961: }
1.594 raeburn 6962: $r->print('</td>'.&end_data_table_row());
1.31 albertel 6963: $i++;
6964: }
1.594 raeburn 6965: $r->print(&end_data_table());
1.31 albertel 6966: $i--;
6967: return($i);
1.115 matthew 6968: }
6969:
1.144 matthew 6970: ######################################################
6971: ######################################################
6972:
1.115 matthew 6973: =pod
6974:
6975: =item clean_excel_name($name)
6976:
6977: Returns a replacement for $name which does not contain any illegal characters.
6978:
6979: =cut
6980:
1.144 matthew 6981: ######################################################
6982: ######################################################
1.115 matthew 6983: sub clean_excel_name {
6984: my ($name) = @_;
6985: $name =~ s/[:\*\?\/\\]//g;
6986: if (length($name) > 31) {
6987: $name = substr($name,0,31);
6988: }
6989: return $name;
1.25 albertel 6990: }
1.84 albertel 6991:
1.85 albertel 6992: =pod
6993:
1.112 bowersj2 6994: =item * check_if_partid_hidden($id,$symb,$udom,$uname)
1.85 albertel 6995:
6996: Returns either 1 or undef
6997:
6998: 1 if the part is to be hidden, undef if it is to be shown
6999:
7000: Arguments are:
7001:
7002: $id the id of the part to be checked
7003: $symb, optional the symb of the resource to check
7004: $udom, optional the domain of the user to check for
7005: $uname, optional the username of the user to check for
7006:
7007: =cut
1.84 albertel 7008:
7009: sub check_if_partid_hidden {
7010: my ($id,$symb,$udom,$uname) = @_;
1.133 albertel 7011: my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts',
1.84 albertel 7012: $symb,$udom,$uname);
1.141 albertel 7013: my $truth=1;
7014: #if the string starts with !, then the list is the list to show not hide
7015: if ($hiddenparts=~s/^\s*!//) { $truth=undef; }
1.84 albertel 7016: my @hiddenlist=split(/,/,$hiddenparts);
7017: foreach my $checkid (@hiddenlist) {
1.141 albertel 7018: if ($checkid =~ /^\s*\Q$id\E\s*$/) { return $truth; }
1.84 albertel 7019: }
1.141 albertel 7020: return !$truth;
1.84 albertel 7021: }
1.127 matthew 7022:
1.138 matthew 7023:
7024: ############################################################
7025: ############################################################
7026:
7027: =pod
7028:
1.157 matthew 7029: =back
7030:
1.138 matthew 7031: =head1 cgi-bin script and graphing routines
7032:
1.157 matthew 7033: =over 4
7034:
1.138 matthew 7035: =item get_cgi_id
7036:
7037: Inputs: none
7038:
7039: Returns an id which can be used to pass environment variables
7040: to various cgi-bin scripts. These environment variables will
7041: be removed from the users environment after a given time by
7042: the routine &Apache::lonnet::transfer_profile_to_env.
7043:
7044: =cut
7045:
7046: ############################################################
7047: ############################################################
1.152 albertel 7048: my $uniq=0;
1.136 matthew 7049: sub get_cgi_id {
1.154 albertel 7050: $uniq=($uniq+1)%100000;
1.280 albertel 7051: return (time.'_'.$$.'_'.$uniq);
1.136 matthew 7052: }
7053:
1.127 matthew 7054: ############################################################
7055: ############################################################
7056:
7057: =pod
7058:
1.134 matthew 7059: =item DrawBarGraph
1.127 matthew 7060:
1.138 matthew 7061: Facilitates the plotting of data in a (stacked) bar graph.
7062: Puts plot definition data into the users environment in order for
7063: graph.png to plot it. Returns an <img> tag for the plot.
7064: The bars on the plot are labeled '1','2',...,'n'.
7065:
7066: Inputs:
7067:
7068: =over 4
7069:
7070: =item $Title: string, the title of the plot
7071:
7072: =item $xlabel: string, text describing the X-axis of the plot
7073:
7074: =item $ylabel: string, text describing the Y-axis of the plot
7075:
7076: =item $Max: scalar, the maximum Y value to use in the plot
7077: If $Max is < any data point, the graph will not be rendered.
7078:
1.140 matthew 7079: =item $colors: array ref holding the colors to be used for the data sets when
1.138 matthew 7080: they are plotted. If undefined, default values will be used.
7081:
1.178 matthew 7082: =item $labels: array ref holding the labels to use on the x-axis for the bars.
7083:
1.138 matthew 7084: =item @Values: An array of array references. Each array reference holds data
7085: to be plotted in a stacked bar chart.
7086:
1.239 matthew 7087: =item If the final element of @Values is a hash reference the key/value
7088: pairs will be added to the graph definition.
7089:
1.138 matthew 7090: =back
7091:
7092: Returns:
7093:
7094: An <img> tag which references graph.png and the appropriate identifying
7095: information for the plot.
7096:
1.127 matthew 7097: =cut
7098:
7099: ############################################################
7100: ############################################################
1.134 matthew 7101: sub DrawBarGraph {
1.178 matthew 7102: my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
1.134 matthew 7103: #
7104: if (! defined($colors)) {
7105: $colors = ['#33ff00',
7106: '#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
7107: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
7108: ];
7109: }
1.228 matthew 7110: my $extra_settings = {};
7111: if (ref($Values[-1]) eq 'HASH') {
7112: $extra_settings = pop(@Values);
7113: }
1.127 matthew 7114: #
1.136 matthew 7115: my $identifier = &get_cgi_id();
7116: my $id = 'cgi.'.$identifier;
1.129 matthew 7117: if (! @Values || ref($Values[0]) ne 'ARRAY') {
1.127 matthew 7118: return '';
7119: }
1.225 matthew 7120: #
7121: my @Labels;
7122: if (defined($labels)) {
7123: @Labels = @$labels;
7124: } else {
7125: for (my $i=0;$i<@{$Values[0]};$i++) {
7126: push (@Labels,$i+1);
7127: }
7128: }
7129: #
1.129 matthew 7130: my $NumBars = scalar(@{$Values[0]});
1.225 matthew 7131: if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
1.129 matthew 7132: my %ValuesHash;
7133: my $NumSets=1;
7134: foreach my $array (@Values) {
7135: next if (! ref($array));
1.136 matthew 7136: $ValuesHash{$id.'.data.'.$NumSets++} =
1.132 matthew 7137: join(',',@$array);
1.129 matthew 7138: }
1.127 matthew 7139: #
1.136 matthew 7140: my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
1.225 matthew 7141: if ($NumBars < 3) {
7142: $width = 120+$NumBars*32;
1.220 matthew 7143: $xskip = 1;
1.225 matthew 7144: $bar_width = 30;
7145: } elsif ($NumBars < 5) {
7146: $width = 120+$NumBars*20;
7147: $xskip = 1;
7148: $bar_width = 20;
1.220 matthew 7149: } elsif ($NumBars < 10) {
1.136 matthew 7150: $width = 120+$NumBars*15;
7151: $xskip = 1;
7152: $bar_width = 15;
7153: } elsif ($NumBars <= 25) {
7154: $width = 120+$NumBars*11;
7155: $xskip = 5;
7156: $bar_width = 8;
7157: } elsif ($NumBars <= 50) {
7158: $width = 120+$NumBars*8;
7159: $xskip = 5;
7160: $bar_width = 4;
7161: } else {
7162: $width = 120+$NumBars*8;
7163: $xskip = 5;
7164: $bar_width = 4;
7165: }
7166: #
1.137 matthew 7167: $Max = 1 if ($Max < 1);
7168: if ( int($Max) < $Max ) {
7169: $Max++;
7170: $Max = int($Max);
7171: }
1.127 matthew 7172: $Title = '' if (! defined($Title));
7173: $xlabel = '' if (! defined($xlabel));
7174: $ylabel = '' if (! defined($ylabel));
1.369 www 7175: $ValuesHash{$id.'.title'} = &escape($Title);
7176: $ValuesHash{$id.'.xlabel'} = &escape($xlabel);
7177: $ValuesHash{$id.'.ylabel'} = &escape($ylabel);
1.137 matthew 7178: $ValuesHash{$id.'.y_max_value'} = $Max;
1.136 matthew 7179: $ValuesHash{$id.'.NumBars'} = $NumBars;
7180: $ValuesHash{$id.'.NumSets'} = $NumSets;
7181: $ValuesHash{$id.'.PlotType'} = 'bar';
7182: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
7183: $ValuesHash{$id.'.height'} = $height;
7184: $ValuesHash{$id.'.width'} = $width;
7185: $ValuesHash{$id.'.xskip'} = $xskip;
7186: $ValuesHash{$id.'.bar_width'} = $bar_width;
7187: $ValuesHash{$id.'.labels'} = join(',',@Labels);
1.127 matthew 7188: #
1.228 matthew 7189: # Deal with other parameters
7190: while (my ($key,$value) = each(%$extra_settings)) {
7191: $ValuesHash{$id.'.'.$key} = $value;
7192: }
7193: #
1.137 matthew 7194: &Apache::lonnet::appenv(%ValuesHash);
7195: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
7196: }
7197:
7198: ############################################################
7199: ############################################################
7200:
7201: =pod
7202:
7203: =item DrawXYGraph
7204:
1.138 matthew 7205: Facilitates the plotting of data in an XY graph.
7206: Puts plot definition data into the users environment in order for
7207: graph.png to plot it. Returns an <img> tag for the plot.
7208:
7209: Inputs:
7210:
7211: =over 4
7212:
7213: =item $Title: string, the title of the plot
7214:
7215: =item $xlabel: string, text describing the X-axis of the plot
7216:
7217: =item $ylabel: string, text describing the Y-axis of the plot
7218:
7219: =item $Max: scalar, the maximum Y value to use in the plot
7220: If $Max is < any data point, the graph will not be rendered.
7221:
7222: =item $colors: Array ref containing the hex color codes for the data to be
7223: plotted in. If undefined, default values will be used.
7224:
7225: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
7226:
7227: =item $Ydata: Array ref containing Array refs.
1.185 www 7228: Each of the contained arrays will be plotted as a separate curve.
1.138 matthew 7229:
7230: =item %Values: hash indicating or overriding any default values which are
7231: passed to graph.png.
7232: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
7233:
7234: =back
7235:
7236: Returns:
7237:
7238: An <img> tag which references graph.png and the appropriate identifying
7239: information for the plot.
7240:
1.137 matthew 7241: =cut
7242:
7243: ############################################################
7244: ############################################################
7245: sub DrawXYGraph {
7246: my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_;
7247: #
7248: # Create the identifier for the graph
7249: my $identifier = &get_cgi_id();
7250: my $id = 'cgi.'.$identifier;
7251: #
7252: $Title = '' if (! defined($Title));
7253: $xlabel = '' if (! defined($xlabel));
7254: $ylabel = '' if (! defined($ylabel));
7255: my %ValuesHash =
7256: (
1.369 www 7257: $id.'.title' => &escape($Title),
7258: $id.'.xlabel' => &escape($xlabel),
7259: $id.'.ylabel' => &escape($ylabel),
1.137 matthew 7260: $id.'.y_max_value'=> $Max,
7261: $id.'.labels' => join(',',@$Xlabels),
7262: $id.'.PlotType' => 'XY',
7263: );
7264: #
7265: if (defined($colors) && ref($colors) eq 'ARRAY') {
7266: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
7267: }
7268: #
7269: if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') {
7270: return '';
7271: }
7272: my $NumSets=1;
1.138 matthew 7273: foreach my $array (@{$Ydata}){
1.137 matthew 7274: next if (! ref($array));
7275: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
7276: }
1.138 matthew 7277: $ValuesHash{$id.'.NumSets'} = $NumSets-1;
1.137 matthew 7278: #
7279: # Deal with other parameters
7280: while (my ($key,$value) = each(%Values)) {
7281: $ValuesHash{$id.'.'.$key} = $value;
1.127 matthew 7282: }
7283: #
1.136 matthew 7284: &Apache::lonnet::appenv(%ValuesHash);
7285: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
7286: }
7287:
7288: ############################################################
7289: ############################################################
7290:
7291: =pod
7292:
1.138 matthew 7293: =item DrawXYYGraph
7294:
7295: Facilitates the plotting of data in an XY graph with two Y axes.
7296: Puts plot definition data into the users environment in order for
7297: graph.png to plot it. Returns an <img> tag for the plot.
7298:
7299: Inputs:
7300:
7301: =over 4
7302:
7303: =item $Title: string, the title of the plot
7304:
7305: =item $xlabel: string, text describing the X-axis of the plot
7306:
7307: =item $ylabel: string, text describing the Y-axis of the plot
7308:
7309: =item $colors: Array ref containing the hex color codes for the data to be
7310: plotted in. If undefined, default values will be used.
7311:
7312: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
7313:
7314: =item $Ydata1: The first data set
7315:
7316: =item $Min1: The minimum value of the left Y-axis
7317:
7318: =item $Max1: The maximum value of the left Y-axis
7319:
7320: =item $Ydata2: The second data set
7321:
7322: =item $Min2: The minimum value of the right Y-axis
7323:
7324: =item $Max2: The maximum value of the left Y-axis
7325:
7326: =item %Values: hash indicating or overriding any default values which are
7327: passed to graph.png.
7328: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
7329:
7330: =back
7331:
7332: Returns:
7333:
7334: An <img> tag which references graph.png and the appropriate identifying
7335: information for the plot.
1.136 matthew 7336:
7337: =cut
7338:
7339: ############################################################
7340: ############################################################
1.137 matthew 7341: sub DrawXYYGraph {
7342: my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1,
7343: $Ydata2,$Min2,$Max2,%Values)=@_;
1.136 matthew 7344: #
7345: # Create the identifier for the graph
7346: my $identifier = &get_cgi_id();
7347: my $id = 'cgi.'.$identifier;
7348: #
7349: $Title = '' if (! defined($Title));
7350: $xlabel = '' if (! defined($xlabel));
7351: $ylabel = '' if (! defined($ylabel));
7352: my %ValuesHash =
7353: (
1.369 www 7354: $id.'.title' => &escape($Title),
7355: $id.'.xlabel' => &escape($xlabel),
7356: $id.'.ylabel' => &escape($ylabel),
1.136 matthew 7357: $id.'.labels' => join(',',@$Xlabels),
7358: $id.'.PlotType' => 'XY',
7359: $id.'.NumSets' => 2,
1.137 matthew 7360: $id.'.two_axes' => 1,
7361: $id.'.y1_max_value' => $Max1,
7362: $id.'.y1_min_value' => $Min1,
7363: $id.'.y2_max_value' => $Max2,
7364: $id.'.y2_min_value' => $Min2,
1.136 matthew 7365: );
7366: #
1.137 matthew 7367: if (defined($colors) && ref($colors) eq 'ARRAY') {
7368: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
7369: }
7370: #
7371: if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' ||
7372: ! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){
1.136 matthew 7373: return '';
7374: }
7375: my $NumSets=1;
1.137 matthew 7376: foreach my $array ($Ydata1,$Ydata2){
1.136 matthew 7377: next if (! ref($array));
7378: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
1.137 matthew 7379: }
7380: #
7381: # Deal with other parameters
7382: while (my ($key,$value) = each(%Values)) {
7383: $ValuesHash{$id.'.'.$key} = $value;
1.136 matthew 7384: }
7385: #
7386: &Apache::lonnet::appenv(%ValuesHash);
1.130 albertel 7387: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
1.139 matthew 7388: }
7389:
7390: ############################################################
7391: ############################################################
7392:
7393: =pod
7394:
1.157 matthew 7395: =back
7396:
1.139 matthew 7397: =head1 Statistics helper routines?
7398:
7399: Bad place for them but what the hell.
7400:
1.157 matthew 7401: =over 4
7402:
1.139 matthew 7403: =item &chartlink
7404:
7405: Returns a link to the chart for a specific student.
7406:
7407: Inputs:
7408:
7409: =over 4
7410:
7411: =item $linktext: The text of the link
7412:
7413: =item $sname: The students username
7414:
7415: =item $sdomain: The students domain
7416:
7417: =back
7418:
1.157 matthew 7419: =back
7420:
1.139 matthew 7421: =cut
7422:
7423: ############################################################
7424: ############################################################
7425: sub chartlink {
7426: my ($linktext, $sname, $sdomain) = @_;
7427: my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
1.369 www 7428: '&SelectedStudent='.&escape($sname.':'.$sdomain).
1.219 albertel 7429: '&chartoutputmode='.HTML::Entities::encode('html, with all links').
1.139 matthew 7430: '">'.$linktext.'</a>';
1.153 matthew 7431: }
7432:
7433: #######################################################
7434: #######################################################
7435:
7436: =pod
7437:
7438: =head1 Course Environment Routines
1.157 matthew 7439:
7440: =over 4
1.153 matthew 7441:
7442: =item &restore_course_settings
7443:
7444: =item &store_course_settings
7445:
7446: Restores/Store indicated form parameters from the course environment.
7447: Will not overwrite existing values of the form parameters.
7448:
7449: Inputs:
7450: a scalar describing the data (e.g. 'chart', 'problem_analysis')
7451:
7452: a hash ref describing the data to be stored. For example:
7453:
7454: %Save_Parameters = ('Status' => 'scalar',
7455: 'chartoutputmode' => 'scalar',
7456: 'chartoutputdata' => 'scalar',
7457: 'Section' => 'array',
1.373 raeburn 7458: 'Group' => 'array',
1.153 matthew 7459: 'StudentData' => 'array',
7460: 'Maps' => 'array');
7461:
7462: Returns: both routines return nothing
7463:
7464: =cut
7465:
7466: #######################################################
7467: #######################################################
7468: sub store_course_settings {
1.496 albertel 7469: return &store_settings($env{'request.course.id'},@_);
7470: }
7471:
7472: sub store_settings {
1.153 matthew 7473: # save to the environment
7474: # appenv the same items, just to be safe
1.300 albertel 7475: my $udom = $env{'user.domain'};
7476: my $uname = $env{'user.name'};
1.496 albertel 7477: my ($context,$prefix,$Settings) = @_;
1.153 matthew 7478: my %SaveHash;
7479: my %AppHash;
7480: while (my ($setting,$type) = each(%$Settings)) {
1.496 albertel 7481: my $basename = join('.','internal',$context,$prefix,$setting);
1.300 albertel 7482: my $envname = 'environment.'.$basename;
1.258 albertel 7483: if (exists($env{'form.'.$setting})) {
1.153 matthew 7484: # Save this value away
7485: if ($type eq 'scalar' &&
1.258 albertel 7486: (! exists($env{$envname}) ||
7487: $env{$envname} ne $env{'form.'.$setting})) {
7488: $SaveHash{$basename} = $env{'form.'.$setting};
7489: $AppHash{$envname} = $env{'form.'.$setting};
1.153 matthew 7490: } elsif ($type eq 'array') {
7491: my $stored_form;
1.258 albertel 7492: if (ref($env{'form.'.$setting})) {
1.153 matthew 7493: $stored_form = join(',',
7494: map {
1.369 www 7495: &escape($_);
1.258 albertel 7496: } sort(@{$env{'form.'.$setting}}));
1.153 matthew 7497: } else {
7498: $stored_form =
1.369 www 7499: &escape($env{'form.'.$setting});
1.153 matthew 7500: }
7501: # Determine if the array contents are the same.
1.258 albertel 7502: if ($stored_form ne $env{$envname}) {
1.153 matthew 7503: $SaveHash{$basename} = $stored_form;
7504: $AppHash{$envname} = $stored_form;
7505: }
7506: }
7507: }
7508: }
7509: my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
1.300 albertel 7510: $udom,$uname);
1.153 matthew 7511: if ($put_result !~ /^(ok|delayed)/) {
7512: &Apache::lonnet::logthis('unable to save form parameters, '.
7513: 'got error:'.$put_result);
7514: }
7515: # Make sure these settings stick around in this session, too
7516: &Apache::lonnet::appenv(%AppHash);
7517: return;
7518: }
7519:
7520: sub restore_course_settings {
1.499 albertel 7521: return &restore_settings($env{'request.course.id'},@_);
1.496 albertel 7522: }
7523:
7524: sub restore_settings {
7525: my ($context,$prefix,$Settings) = @_;
1.153 matthew 7526: while (my ($setting,$type) = each(%$Settings)) {
1.258 albertel 7527: next if (exists($env{'form.'.$setting}));
1.496 albertel 7528: my $envname = 'environment.internal.'.$context.'.'.$prefix.
1.153 matthew 7529: '.'.$setting;
1.258 albertel 7530: if (exists($env{$envname})) {
1.153 matthew 7531: if ($type eq 'scalar') {
1.258 albertel 7532: $env{'form.'.$setting} = $env{$envname};
1.153 matthew 7533: } elsif ($type eq 'array') {
1.258 albertel 7534: $env{'form.'.$setting} = [
1.153 matthew 7535: map {
1.369 www 7536: &unescape($_);
1.258 albertel 7537: } split(',',$env{$envname})
1.153 matthew 7538: ];
7539: }
7540: }
7541: }
1.127 matthew 7542: }
7543:
7544: ############################################################
7545: ############################################################
1.154 albertel 7546:
1.443 albertel 7547: sub commit_customrole {
7548: my ($udom,$uname,$url,$three,$four,$five,$start,$end) = @_;
7549: my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.'@'.$three.' in '.$url.
7550: ($start?', '.&mt('starting').' '.localtime($start):'').
7551: ($end?', ending '.localtime($end):'').': <b>'.
7552: &Apache::lonnet::assigncustomrole(
7553: $udom,$uname,$url,$three,$four,$five,$end,$start).
7554: '</b><br />';
7555: return $output;
7556: }
7557:
7558: sub commit_standardrole {
1.541 raeburn 7559: my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
7560: my ($output,$logmsg,$linefeed);
7561: if ($context eq 'auto') {
7562: $linefeed = "\n";
7563: } else {
7564: $linefeed = "<br />\n";
7565: }
1.443 albertel 7566: if ($three eq 'st') {
1.541 raeburn 7567: my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
7568: $one,$two,$sec,$context);
7569: if (($result =~ /^error/) || ($result eq 'not_in_class') ||
7570: ($result eq 'unknown_course')) {
1.443 albertel 7571: $output = "Error: $result\n";
7572: } else {
1.541 raeburn 7573: $output = $logmsg.$linefeed.&mt('Assigning').' '.$three.' in '.$url.
1.443 albertel 7574: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 7575: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
7576: if ($context eq 'auto') {
7577: $output .= $result.$linefeed.&mt('Add to classlist').': ok';
7578: } else {
7579: $output .= '<b>'.$result.'</b>'.$linefeed.
7580: &mt('Add to classlist').': <b>ok</b>';
7581: }
7582: $output .= $linefeed;
1.443 albertel 7583: }
7584: } else {
7585: $output = &mt('Assigning').' '.$three.' in '.$url.
7586: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 7587: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
7588: my $result = &Apache::lonnet::assignrole($udom,$uname,$url,$three,$end,$start);
7589: if ($context eq 'auto') {
7590: $output .= $result.$linefeed;
7591: } else {
7592: $output .= '<b>'.$result.'</b>'.$linefeed;
7593: }
1.443 albertel 7594: }
7595: return $output;
7596: }
7597:
7598: sub commit_studentrole {
1.541 raeburn 7599: my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
7600: my ($result,$linefeed);
7601: if ($context eq 'auto') {
7602: $linefeed = "\n";
7603: } else {
7604: $linefeed = '<br />'."\n";
7605: }
1.443 albertel 7606: if (defined($one) && defined($two)) {
7607: my $cid=$one.'_'.$two;
7608: my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
7609: my $secchange = 0;
7610: my $expire_role_result;
7611: my $modify_section_result;
7612: unless ($oldsec eq '-1') {
7613: unless ($sec eq $oldsec) {
7614: $secchange = 1;
7615: my $uurl='/'.$cid;
7616: $uurl=~s/\_/\//g;
7617: if ($oldsec) {
7618: $uurl.='/'.$oldsec;
7619: }
7620: $expire_role_result = &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',time);
7621: $result = $expire_role_result;
7622: }
7623: }
7624: if (($expire_role_result eq 'ok') || ($secchange == 0)) {
7625: $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid);
7626: if ($modify_section_result =~ /^ok/) {
7627: if ($secchange == 1) {
7628: $$logmsg .= "Section for $uname switched from old section: $oldsec to new section: $sec".$linefeed;
7629: } elsif ($oldsec eq '-1') {
7630: $$logmsg .= "New student role for $uname in section $sec in course $cid".$linefeed;
7631: } else {
7632: $$logmsg .= "Student $uname assigned to unchanged section $sec in course $cid".$linefeed;
7633: }
7634: } else {
7635: $$logmsg .= "Error when attempting section change for $uname from old section $oldsec to new section: $sec in course $cid -error: $modify_section_result".$linefeed;
7636: }
7637: $result = $modify_section_result;
7638: } elsif ($secchange == 1) {
7639: $$logmsg .= "Error when attempting to expire role for $uname in old section $oldsec in course $cid -error: $expire_role_result".$linefeed;
7640: }
7641: } else {
7642: $$logmsg .= "Incomplete course id defined. Addition of user $uname from domain $udom to course $one\_$two, section $sec not completed.$linefeed";
7643: $result = "error: incomplete course id\n";
7644: }
7645: return $result;
7646: }
7647:
7648: ############################################################
7649: ############################################################
7650:
1.566 albertel 7651: sub check_clone {
1.578 raeburn 7652: my ($args,$linefeed) = @_;
1.566 albertel 7653: my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
7654: my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
7655: my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
7656: my $clonemsg;
7657: my $can_clone = 0;
7658:
7659: if ($clonehome eq 'no_host') {
1.578 raeburn 7660: $clonemsg = &mt('No new course created.').$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 7661: } else {
7662: my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
1.568 albertel 7663: if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
1.566 albertel 7664: $can_clone = 1;
7665: } else {
7666: my %clonehash = &Apache::lonnet::get('environment',['cloners'],
7667: $args->{'clonedomain'},$args->{'clonecourse'});
7668: my @cloners = split(/,/,$clonehash{'cloners'});
1.578 raeburn 7669: if (grep(/^\*$/,@cloners)) {
7670: $can_clone = 1;
7671: } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
7672: $can_clone = 1;
7673: } else {
7674: my %roleshash =
7675: &Apache::lonnet::get_my_roles($args->{'ccuname'},
7676: $args->{'ccdomain'},
7677: 'userroles',['active'],['cc'],
7678: [$args->{'clonedomain'}]);
7679: if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
7680: $can_clone = 1;
7681: } else {
7682: $clonemsg = &mt('No new course created.').$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'},$clonedesc{'description'});
7683: }
1.566 albertel 7684: }
1.578 raeburn 7685: }
1.566 albertel 7686: }
7687: return ($can_clone, $clonemsg, $cloneid, $clonehome);
7688: }
7689:
1.444 albertel 7690: sub construct_course {
1.541 raeburn 7691: my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
1.444 albertel 7692: my $outcome;
1.541 raeburn 7693: my $linefeed = '<br />'."\n";
7694: if ($context eq 'auto') {
7695: $linefeed = "\n";
7696: }
1.566 albertel 7697:
7698: #
7699: # Are we cloning?
7700: #
7701: my ($can_clone, $clonemsg, $cloneid, $clonehome);
7702: if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
1.578 raeburn 7703: ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
1.566 albertel 7704: if ($context ne 'auto') {
1.578 raeburn 7705: if ($clonemsg ne '') {
7706: $clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
7707: }
1.566 albertel 7708: }
7709: $outcome .= $clonemsg.$linefeed;
7710:
7711: if (!$can_clone) {
7712: return (0,$outcome);
7713: }
7714: }
7715:
1.444 albertel 7716: #
7717: # Open course
7718: #
7719: my $crstype = lc($args->{'crstype'});
7720: my %cenv=();
7721: $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
7722: $args->{'cdescr'},
7723: $args->{'curl'},
7724: $args->{'course_home'},
7725: $args->{'nonstandard'},
7726: $args->{'crscode'},
7727: $args->{'ccuname'}.':'.
7728: $args->{'ccdomain'},
7729: $args->{'crstype'});
7730:
7731: # Note: The testing routines depend on this being output; see
7732: # Utils::Course. This needs to at least be output as a comment
7733: # if anyone ever decides to not show this, and Utils::Course::new
7734: # will need to be suitably modified.
1.541 raeburn 7735: $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
1.444 albertel 7736: #
7737: # Check if created correctly
7738: #
1.479 albertel 7739: ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
1.444 albertel 7740: my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
1.541 raeburn 7741: $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
1.566 albertel 7742:
1.444 albertel 7743: #
1.566 albertel 7744: # Do the cloning
7745: #
7746: if ($can_clone && $cloneid) {
7747: $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
7748: if ($context ne 'auto') {
7749: $clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
7750: }
7751: $outcome .= $clonemsg.$linefeed;
7752: my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
1.444 albertel 7753: # Copy all files
1.566 albertel 7754: &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid);
1.444 albertel 7755: # Restore URL
1.566 albertel 7756: $cenv{'url'}=$oldcenv{'url'};
1.444 albertel 7757: # Restore title
1.566 albertel 7758: $cenv{'description'}=$oldcenv{'description'};
1.444 albertel 7759: # restore grading mode
1.566 albertel 7760: if (defined($oldcenv{'grading'})) {
7761: $cenv{'grading'}=$oldcenv{'grading'};
7762: }
1.444 albertel 7763: # Mark as cloned
1.566 albertel 7764: $cenv{'clonedfrom'}=$cloneid;
7765: delete($cenv{'default_enrollment_start_date'});
7766: delete($cenv{'default_enrollment_end_date'});
1.444 albertel 7767: }
1.566 albertel 7768:
1.444 albertel 7769: #
7770: # Set environment (will override cloned, if existing)
7771: #
7772: my @sections = ();
7773: my @xlists = ();
7774: if ($args->{'crstype'}) {
7775: $cenv{'type'}=$args->{'crstype'};
7776: }
7777: if ($args->{'crsid'}) {
7778: $cenv{'courseid'}=$args->{'crsid'};
7779: }
7780: if ($args->{'crscode'}) {
7781: $cenv{'internal.coursecode'}=$args->{'crscode'};
7782: }
7783: if ($args->{'crsquota'} ne '') {
7784: $cenv{'internal.coursequota'}=$args->{'crsquota'};
7785: } else {
7786: $cenv{'internal.coursequota'}=$args->{'crsquota'} = 20;
7787: }
7788: if ($args->{'ccuname'}) {
7789: $cenv{'internal.courseowner'} = $args->{'ccuname'}.
7790: ':'.$args->{'ccdomain'};
7791: } else {
7792: $cenv{'internal.courseowner'} = $args->{'curruser'};
7793: }
7794:
7795: my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
7796: if ($args->{'crssections'}) {
7797: $cenv{'internal.sectionnums'} = '';
7798: if ($args->{'crssections'} =~ m/,/) {
7799: @sections = split/,/,$args->{'crssections'};
7800: } else {
7801: $sections[0] = $args->{'crssections'};
7802: }
7803: if (@sections > 0) {
7804: foreach my $item (@sections) {
7805: my ($sec,$gp) = split/:/,$item;
7806: my $class = $args->{'crscode'}.$sec;
7807: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
7808: $cenv{'internal.sectionnums'} .= $item.',';
7809: unless ($addcheck eq 'ok') {
7810: push @badclasses, $class;
7811: }
7812: }
7813: $cenv{'internal.sectionnums'} =~ s/,$//;
7814: }
7815: }
7816: # do not hide course coordinator from staff listing,
7817: # even if privileged
7818: $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
7819: # add crosslistings
7820: if ($args->{'crsxlist'}) {
7821: $cenv{'internal.crosslistings'}='';
7822: if ($args->{'crsxlist'} =~ m/,/) {
7823: @xlists = split/,/,$args->{'crsxlist'};
7824: } else {
7825: $xlists[0] = $args->{'crsxlist'};
7826: }
7827: if (@xlists > 0) {
7828: foreach my $item (@xlists) {
7829: my ($xl,$gp) = split/:/,$item;
7830: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
7831: $cenv{'internal.crosslistings'} .= $item.',';
7832: unless ($addcheck eq 'ok') {
7833: push @badclasses, $xl;
7834: }
7835: }
7836: $cenv{'internal.crosslistings'} =~ s/,$//;
7837: }
7838: }
7839: if ($args->{'autoadds'}) {
7840: $cenv{'internal.autoadds'}=$args->{'autoadds'};
7841: }
7842: if ($args->{'autodrops'}) {
7843: $cenv{'internal.autodrops'}=$args->{'autodrops'};
7844: }
7845: # check for notification of enrollment changes
7846: my @notified = ();
7847: if ($args->{'notify_owner'}) {
7848: if ($args->{'ccuname'} ne '') {
7849: push(@notified,$args->{'ccuname'}.':'.$args->{'ccdomain'});
7850: }
7851: }
7852: if ($args->{'notify_dc'}) {
7853: if ($uname ne '') {
7854: push(@notified,$uname.'@'.$udom);
7855: }
7856: }
7857: if (@notified > 0) {
7858: my $notifylist;
7859: if (@notified > 1) {
7860: $notifylist = join(',',@notified);
7861: } else {
7862: $notifylist = $notified[0];
7863: }
7864: $cenv{'internal.notifylist'} = $notifylist;
7865: }
7866: if (@badclasses > 0) {
7867: my %lt=&Apache::lonlocal::texthash(
7868: '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',
7869: 'dnhr' => 'does not have rights to access enrollment in these classes',
7870: 'adby' => 'as determined by the policies of your institution on access to official classlists'
7871: );
1.541 raeburn 7872: my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
7873: ' ('.$lt{'adby'}.')';
7874: if ($context eq 'auto') {
7875: $outcome .= $badclass_msg.$linefeed;
1.566 albertel 7876: $outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
1.541 raeburn 7877: foreach my $item (@badclasses) {
7878: if ($context eq 'auto') {
7879: $outcome .= " - $item\n";
7880: } else {
7881: $outcome .= "<li>$item</li>\n";
7882: }
7883: }
7884: if ($context eq 'auto') {
7885: $outcome .= $linefeed;
7886: } else {
1.566 albertel 7887: $outcome .= "</ul><br /><br /></div>\n";
1.541 raeburn 7888: }
7889: }
1.444 albertel 7890: }
7891: if ($args->{'no_end_date'}) {
7892: $args->{'endaccess'} = 0;
7893: }
7894: $cenv{'internal.autostart'}=$args->{'enrollstart'};
7895: $cenv{'internal.autoend'}=$args->{'enrollend'};
7896: $cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
7897: $cenv{'default_enrollment_end_date'}=$args->{'endaccess'};
7898: if ($args->{'showphotos'}) {
7899: $cenv{'internal.showphotos'}=$args->{'showphotos'};
7900: }
7901: $cenv{'internal.authtype'} = $args->{'authtype'};
7902: $cenv{'internal.autharg'} = $args->{'autharg'};
7903: if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
7904: if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'} eq '') {
1.541 raeburn 7905: my $krb_msg = &mt('As you did not include the default Kerberos domain to be used for authentication in this class, the institutional data used by the automated enrollment process must include the Kerberos domain for each new student');
7906: if ($context eq 'auto') {
7907: $outcome .= $krb_msg;
7908: } else {
1.566 albertel 7909: $outcome .= '<span class="LC_error">'.$krb_msg.'</span>';
1.541 raeburn 7910: }
7911: $outcome .= $linefeed;
1.444 albertel 7912: }
7913: }
7914: if (($args->{'ccdomain'}) && ($args->{'ccuname'})) {
7915: if ($args->{'setpolicy'}) {
7916: $cenv{'policy.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
7917: }
7918: if ($args->{'setcontent'}) {
7919: $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
7920: }
7921: }
7922: if ($args->{'reshome'}) {
7923: $cenv{'reshome'}=$args->{'reshome'}.'/';
7924: $cenv{'reshome'}=~s/\/+$/\//;
7925: }
7926: #
7927: # course has keyed access
7928: #
7929: if ($args->{'setkeys'}) {
7930: $cenv{'keyaccess'}='yes';
7931: }
7932: # if specified, key authority is not course, but user
7933: # only active if keyaccess is yes
7934: if ($args->{'keyauth'}) {
1.487 albertel 7935: my ($user,$domain) = split(':',$args->{'keyauth'});
7936: $user = &LONCAPA::clean_username($user);
7937: $domain = &LONCAPA::clean_username($domain);
1.488 foxr 7938: if ($user ne '' && $domain ne '') {
1.487 albertel 7939: $cenv{'keyauth'}=$user.':'.$domain;
1.444 albertel 7940: }
7941: }
7942:
7943: if ($args->{'disresdis'}) {
7944: $cenv{'pch.roles.denied'}='st';
7945: }
7946: if ($args->{'disablechat'}) {
7947: $cenv{'plc.roles.denied'}='st';
7948: }
7949:
7950: # Record we've not yet viewed the Course Initialization Helper for this
7951: # course
7952: $cenv{'course.helper.not.run'} = 1;
7953: #
7954: # Use new Randomseed
7955: #
7956: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
7957: $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
7958: #
7959: # The encryption code and receipt prefix for this course
7960: #
7961: $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
7962: $cenv{'internal.encpref'}=100+int(9*rand(99));
7963: #
7964: # By default, use standard grading
7965: if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
7966:
1.541 raeburn 7967: $outcome .= $linefeed.&mt('Setting environment').': '.
7968: &Apache::lonnet::put('environment',\%cenv,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 7969: #
7970: # Open all assignments
7971: #
7972: if ($args->{'openall'}) {
7973: my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
7974: my %storecontent = ($storeunder => time,
7975: $storeunder.'.type' => 'date_start');
7976:
7977: $outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
1.541 raeburn 7978: ('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 7979: }
7980: #
7981: # Set first page
7982: #
7983: unless (($args->{'nonstandard'}) || ($args->{'firstres'} eq 'blank')
7984: || ($cloneid)) {
1.445 albertel 7985: use LONCAPA::map;
1.444 albertel 7986: $outcome .= &mt('Setting first resource').': ';
1.445 albertel 7987:
7988: my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
7989: my ($errtext,$fatal)=&LONCAPA::map::mapread($map);
7990:
1.444 albertel 7991: $outcome .= ($fatal?$errtext:'read ok').' - ';
7992: my $title; my $url;
7993: if ($args->{'firstres'} eq 'syl') {
7994: $title='Syllabus';
7995: $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
7996: } else {
7997: $title='Navigate Contents';
7998: $url='/adm/navmaps';
7999: }
1.445 albertel 8000:
8001: $LONCAPA::map::resources[1]=$title.':'.$url.':false:start:res';
8002: (my $outtext,$errtext) = &LONCAPA::map::storemap($map,1);
8003:
8004: if ($errtext) { $fatal=2; }
1.541 raeburn 8005: $outcome .= ($fatal?$errtext:'write ok').$linefeed;
1.444 albertel 8006: }
1.566 albertel 8007:
8008: return (1,$outcome);
1.444 albertel 8009: }
8010:
8011: ############################################################
8012: ############################################################
8013:
1.378 raeburn 8014: sub course_type {
8015: my ($cid) = @_;
8016: if (!defined($cid)) {
8017: $cid = $env{'request.course.id'};
8018: }
1.404 albertel 8019: if (defined($env{'course.'.$cid.'.type'})) {
8020: return $env{'course.'.$cid.'.type'};
1.378 raeburn 8021: } else {
8022: return 'Course';
1.377 raeburn 8023: }
8024: }
1.156 albertel 8025:
1.406 raeburn 8026: sub group_term {
8027: my $crstype = &course_type();
8028: my %names = (
8029: 'Course' => 'group',
8030: 'Group' => 'team',
8031: );
8032: return $names{$crstype};
8033: }
8034:
1.156 albertel 8035: sub icon {
8036: my ($file)=@_;
1.505 albertel 8037: my $curfext = lc((split(/\./,$file))[-1]);
1.168 albertel 8038: my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
1.156 albertel 8039: my $embstyle = &Apache::loncommon::fileembstyle($curfext);
1.168 albertel 8040: if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {
8041: if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
8042: $Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
8043: $curfext.".gif") {
8044: $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
8045: $curfext.".gif";
8046: }
8047: }
1.249 albertel 8048: return &lonhttpdurl($iconname);
1.154 albertel 8049: }
1.84 albertel 8050:
1.575 albertel 8051: sub lonhttpd_port {
1.215 albertel 8052: my $lonhttpd_port=$Apache::lonnet::perlvar{'lonhttpdPort'};
8053: if (!defined($lonhttpd_port)) { $lonhttpd_port='8080'; }
1.574 albertel 8054: # IE doesn't like a secure page getting images from a non-secure
8055: # port (when logging we haven't parsed the browser type so default
8056: # back to secure
8057: if ((!exists($env{'browser.type'}) || $env{'browser.type'} eq 'explorer')
8058: && $ENV{'SERVER_PORT'} == 443) {
1.575 albertel 8059: return 443;
8060: }
8061: return $lonhttpd_port;
8062:
8063: }
8064:
8065: sub lonhttpdurl {
8066: my ($url)=@_;
8067:
8068: my $lonhttpd_port = &lonhttpd_port();
8069: if ($lonhttpd_port == 443) {
1.574 albertel 8070: return 'https://'.$ENV{'SERVER_NAME'}.$url;
8071: }
1.215 albertel 8072: return 'http://'.$ENV{'SERVER_NAME'}.':'.$lonhttpd_port.$url;
8073: }
8074:
1.213 albertel 8075: sub connection_aborted {
8076: my ($r)=@_;
8077: $r->print(" ");$r->rflush();
8078: my $c = $r->connection;
8079: return $c->aborted();
8080: }
8081:
1.221 foxr 8082: # Escapes strings that may have embedded 's that will be put into
1.222 foxr 8083: # strings as 'strings'.
8084: sub escape_single {
1.221 foxr 8085: my ($input) = @_;
1.223 albertel 8086: $input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
1.221 foxr 8087: $input =~ s/\'/\\\'/g; # Esacpe the 's....
8088: return $input;
8089: }
1.223 albertel 8090:
1.222 foxr 8091: # Same as escape_single, but escape's "'s This
8092: # can be used for "strings"
8093: sub escape_double {
8094: my ($input) = @_;
8095: $input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
8096: $input =~ s/\"/\\\"/g; # Esacpe the "s....
8097: return $input;
8098: }
1.223 albertel 8099:
1.222 foxr 8100: # Escapes the last element of a full URL.
8101: sub escape_url {
8102: my ($url) = @_;
1.238 raeburn 8103: my @urlslices = split(/\//, $url,-1);
1.369 www 8104: my $lastitem = &escape(pop(@urlslices));
1.223 albertel 8105: return join('/',@urlslices).'/'.$lastitem;
1.222 foxr 8106: }
1.462 albertel 8107:
8108: # -------------------------------------------------------- Initliaze user login
8109: sub init_user_environment {
1.463 albertel 8110: my ($r, $username, $domain, $authhost, $form, $args) = @_;
1.462 albertel 8111: my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
8112:
8113: my $public=($username eq 'public' && $domain eq 'public');
8114:
8115: # See if old ID present, if so, remove
8116:
8117: my ($filename,$cookie,$userroles);
8118: my $now=time;
8119:
8120: if ($public) {
8121: my $max_public=100;
8122: my $oldest;
8123: my $oldest_time=0;
8124: for(my $next=1;$next<=$max_public;$next++) {
8125: if (-e $lonids."/publicuser_$next.id") {
8126: my $mtime=(stat($lonids."/publicuser_$next.id"))[9];
8127: if ($mtime<$oldest_time || !$oldest_time) {
8128: $oldest_time=$mtime;
8129: $oldest=$next;
8130: }
8131: } else {
8132: $cookie="publicuser_$next";
8133: last;
8134: }
8135: }
8136: if (!$cookie) { $cookie="publicuser_$oldest"; }
8137: } else {
1.463 albertel 8138: # if this isn't a robot, kill any existing non-robot sessions
8139: if (!$args->{'robot'}) {
8140: opendir(DIR,$lonids);
8141: while ($filename=readdir(DIR)) {
8142: if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
8143: unlink($lonids.'/'.$filename);
8144: }
1.462 albertel 8145: }
1.463 albertel 8146: closedir(DIR);
1.462 albertel 8147: }
8148: # Give them a new cookie
1.463 albertel 8149: my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
8150: : $now);
8151: $cookie="$username\_$id\_$domain\_$authhost";
1.462 albertel 8152:
8153: # Initialize roles
8154:
8155: $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost);
8156: }
8157: # ------------------------------------ Check browser type and MathML capability
8158:
8159: my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
8160: $clientunicode,$clientos) = &decode_user_agent($r);
8161:
8162: # -------------------------------------- Any accessibility options to remember?
8163: if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
8164: foreach my $option ('imagesuppress','appletsuppress',
8165: 'embedsuppress','fontenhance','blackwhite') {
8166: if ($form->{$option} eq 'true') {
8167: &Apache::lonnet::put('environment',{$option => 'on'},
8168: $domain,$username);
8169: } else {
8170: &Apache::lonnet::del('environment',[$option],
8171: $domain,$username);
8172: }
8173: }
8174: }
8175: # ------------------------------------------------------------- Get environment
8176:
8177: my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
8178: my ($tmp) = keys(%userenv);
8179: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
8180: # default remote control to off
8181: if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
8182: } else {
8183: undef(%userenv);
8184: }
8185: if (($userenv{'interface'}) && (!$form->{'interface'})) {
8186: $form->{'interface'}=$userenv{'interface'};
8187: }
8188: $env{'environment.remote'}=$userenv{'remote'};
8189: if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
8190:
8191: # --------------- Do not trust query string to be put directly into environment
8192: foreach my $option ('imagesuppress','appletsuppress',
8193: 'embedsuppress','fontenhance','blackwhite',
8194: 'interface','localpath','localres') {
8195: $form->{$option}=~s/[\n\r\=]//gs;
8196: }
8197: # --------------------------------------------------------- Write first profile
8198:
8199: {
8200: my %initial_env =
8201: ("user.name" => $username,
8202: "user.domain" => $domain,
8203: "user.home" => $authhost,
8204: "browser.type" => $clientbrowser,
8205: "browser.version" => $clientversion,
8206: "browser.mathml" => $clientmathml,
8207: "browser.unicode" => $clientunicode,
8208: "browser.os" => $clientos,
8209: "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
8210: "request.course.fn" => '',
8211: "request.course.uri" => '',
8212: "request.course.sec" => '',
8213: "request.role" => 'cm',
8214: "request.role.adv" => $env{'user.adv'},
8215: "request.host" => $ENV{'REMOTE_ADDR'},);
8216:
8217: if ($form->{'localpath'}) {
8218: $initial_env{"browser.localpath"} = $form->{'localpath'};
8219: $initial_env{"browser.localres"} = $form->{'localres'};
8220: }
8221:
8222: if ($public) {
8223: $initial_env{"environment.remote"} = "off";
8224: }
8225: if ($form->{'interface'}) {
8226: $form->{'interface'}=~s/\W//gs;
8227: $initial_env{"browser.interface"} = $form->{'interface'};
8228: $env{'browser.interface'}=$form->{'interface'};
8229: foreach my $option ('imagesuppress','appletsuppress',
8230: 'embedsuppress','fontenhance','blackwhite') {
8231: if (($form->{$option} eq 'true') ||
8232: ($userenv{$option} eq 'on')) {
8233: $initial_env{"browser.$option"} = "on";
8234: }
8235: }
8236: }
8237:
8238: $env{'user.environment'} = "$lonids/$cookie.id";
8239:
8240: if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
8241: &GDBM_WRCREAT(),0640)) {
8242: &_add_to_env(\%disk_env,\%initial_env);
8243: &_add_to_env(\%disk_env,\%userenv,'environment.');
8244: &_add_to_env(\%disk_env,$userroles);
1.463 albertel 8245: if (ref($args->{'extra_env'})) {
8246: &_add_to_env(\%disk_env,$args->{'extra_env'});
8247: }
1.462 albertel 8248: untie(%disk_env);
8249: } else {
8250: &Apache::lonnet::logthis("<font color=\"blue\">WARNING: ".
8251: 'Could not create environment storage in lonauth: '.$!.'</font>');
8252: return 'error: '.$!;
8253: }
8254: }
8255: $env{'request.role'}='cm';
8256: $env{'request.role.adv'}=$env{'user.adv'};
8257: $env{'browser.type'}=$clientbrowser;
8258:
8259: return $cookie;
8260:
8261: }
8262:
8263: sub _add_to_env {
8264: my ($idf,$env_data,$prefix) = @_;
8265: while (my ($key,$value) = each(%$env_data)) {
8266: $idf->{$prefix.$key} = $value;
8267: $env{$prefix.$key} = $value;
8268: }
8269: }
8270:
8271:
1.41 ng 8272: =pod
8273:
8274: =back
8275:
1.112 bowersj2 8276: =cut
1.41 ng 8277:
1.112 bowersj2 8278: 1;
8279: __END__;
1.41 ng 8280:
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