Annotation of loncom/interface/loncommon.pm, revision 1.640
1.10 albertel 1: # The LearningOnline Network with CAPA
1.1 albertel 2: # a pile of common routines
1.10 albertel 3: #
1.640 ! bisitz 4: # $Id: loncommon.pm,v 1.639 2008/02/01 23:03:13 raeburn Exp $
1.10 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.1 albertel 28:
29: # Makes a table out of the previous attempts
1.2 albertel 30: # Inputs result_from_symbread, user, domain, course_id
1.16 harris41 31: # Reads in non-network-related .tab files
1.1 albertel 32:
1.35 matthew 33: # POD header:
34:
1.45 matthew 35: =pod
36:
1.35 matthew 37: =head1 NAME
38:
39: Apache::loncommon - pile of common routines
40:
41: =head1 SYNOPSIS
42:
1.112 bowersj2 43: Common routines for manipulating connections, student answers,
44: domains, common Javascript fragments, etc.
1.35 matthew 45:
1.112 bowersj2 46: =head1 OVERVIEW
1.35 matthew 47:
1.112 bowersj2 48: A collection of commonly used subroutines that don't have a natural
49: home anywhere else. This collection helps remove
1.35 matthew 50: redundancy from other modules and increase efficiency of memory usage.
51:
52: =cut
53:
54: # End of POD header
1.1 albertel 55: package Apache::loncommon;
56:
57: use strict;
1.258 albertel 58: use Apache::lonnet;
1.46 matthew 59: use GDBM_File;
1.51 www 60: use POSIX qw(strftime mktime);
1.82 www 61: use Apache::lonmenu();
1.498 albertel 62: use Apache::lonenc();
1.117 www 63: use Apache::lonlocal;
1.139 matthew 64: use HTML::Entities;
1.334 albertel 65: use Apache::lonhtmlcommon();
66: use Apache::loncoursedata();
1.344 albertel 67: use Apache::lontexconvert();
1.444 albertel 68: use Apache::lonclonecourse();
1.479 albertel 69: use LONCAPA qw(:DEFAULT :match);
1.117 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 $setsections = qq|
474: function setSect(sectionlist) {
1.629 raeburn 475: var sectionsArray = new Array();
476: if ((sectionlist != '') && (typeof sectionlist != "undefined")) {
477: sectionsArray = sectionlist.split(",");
478: }
1.468 raeburn 479: var numSections = sectionsArray.length;
480: document.$formname.$sec_element.length = 0;
481: if (numSections == 0) {
482: document.$formname.$sec_element.multiple=false;
483: document.$formname.$sec_element.size=1;
484: document.$formname.$sec_element.options[0] = new Option('No existing sections','',false,false)
485: } else {
486: if (numSections == 1) {
487: document.$formname.$sec_element.multiple=false;
488: document.$formname.$sec_element.size=1;
489: document.$formname.$sec_element.options[0] = new Option('Select','',true,true);
490: document.$formname.$sec_element.options[1] = new Option('No section','',false,false)
491: document.$formname.$sec_element.options[2] = new Option(sectionsArray[0],sectionsArray[0],false,false);
492: } else {
493: for (var i=0; i<numSections; i++) {
494: document.$formname.$sec_element.options[i] = new Option(sectionsArray[i],sectionsArray[i],false,false)
495: }
496: document.$formname.$sec_element.multiple=true
497: if (numSections < 3) {
498: document.$formname.$sec_element.size=numSections;
499: } else {
500: document.$formname.$sec_element.size=3;
501: }
502: document.$formname.$sec_element.options[0].selected = false
503: }
504: }
1.91 www 505: }
1.468 raeburn 506: |;
507: return $setsections;
508: }
509:
1.91 www 510:
511: sub selectcourse_link {
1.377 raeburn 512: my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_;
1.492 albertel 513: return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
514: '","'.$udomele.'","'.$desc.'","'.$extra_element.'","'.$multflag.'","'.$selecttype.'");'."'>".&mt('Select Course')."</a>";
1.74 www 515: }
1.42 matthew 516:
1.273 raeburn 517: sub check_uncheck_jscript {
518: my $jscript = <<"ENDSCRT";
519: function checkAll(field) {
520: if (field.length > 0) {
521: for (i = 0; i < field.length; i++) {
522: field[i].checked = true ;
523: }
524: } else {
525: field.checked = true
526: }
527: }
528:
529: function uncheckAll(field) {
530: if (field.length > 0) {
531: for (i = 0; i < field.length; i++) {
532: field[i].checked = false ;
1.543 albertel 533: }
534: } else {
1.273 raeburn 535: field.checked = false ;
536: }
537: }
538: ENDSCRT
539: return $jscript;
540: }
541:
542:
1.42 matthew 543: =pod
1.36 matthew 544:
1.112 bowersj2 545: =item * linked_select_forms(...)
1.36 matthew 546:
547: linked_select_forms returns a string containing a <script></script> block
548: and html for two <select> menus. The select menus will be linked in that
549: changing the value of the first menu will result in new values being placed
550: in the second menu. The values in the select menu will appear in alphabetical
1.609 raeburn 551: order unless a defined order is provided.
1.36 matthew 552:
553: linked_select_forms takes the following ordered inputs:
554:
555: =over 4
556:
1.112 bowersj2 557: =item * $formname, the name of the <form> tag
1.36 matthew 558:
1.112 bowersj2 559: =item * $middletext, the text which appears between the <select> tags
1.36 matthew 560:
1.112 bowersj2 561: =item * $firstdefault, the default value for the first menu
1.36 matthew 562:
1.112 bowersj2 563: =item * $firstselectname, the name of the first <select> tag
1.36 matthew 564:
1.112 bowersj2 565: =item * $secondselectname, the name of the second <select> tag
1.36 matthew 566:
1.112 bowersj2 567: =item * $hashref, a reference to a hash containing the data for the menus.
1.36 matthew 568:
1.609 raeburn 569: =item * $menuorder, the order of values in the first menu
570:
1.41 ng 571: =back
572:
1.36 matthew 573: Below is an example of such a hash. Only the 'text', 'default', and
574: 'select2' keys must appear as stated. keys(%menu) are the possible
575: values for the first select menu. The text that coincides with the
1.41 ng 576: first menu value is given in $menu{$choice1}->{'text'}. The values
1.36 matthew 577: and text for the second menu are given in the hash pointed to by
578: $menu{$choice1}->{'select2'}.
579:
1.112 bowersj2 580: my %menu = ( A1 => { text =>"Choice A1" ,
581: default => "B3",
582: select2 => {
583: B1 => "Choice B1",
584: B2 => "Choice B2",
585: B3 => "Choice B3",
586: B4 => "Choice B4"
1.609 raeburn 587: },
588: order => ['B4','B3','B1','B2'],
1.112 bowersj2 589: },
590: A2 => { text =>"Choice A2" ,
591: default => "C2",
592: select2 => {
593: C1 => "Choice C1",
594: C2 => "Choice C2",
595: C3 => "Choice C3"
1.609 raeburn 596: },
597: order => ['C2','C1','C3'],
1.112 bowersj2 598: },
599: A3 => { text =>"Choice A3" ,
600: default => "D6",
601: select2 => {
602: D1 => "Choice D1",
603: D2 => "Choice D2",
604: D3 => "Choice D3",
605: D4 => "Choice D4",
606: D5 => "Choice D5",
607: D6 => "Choice D6",
608: D7 => "Choice D7"
1.609 raeburn 609: },
610: order => ['D4','D3','D2','D1','D7','D6','D5'],
1.112 bowersj2 611: }
612: );
1.36 matthew 613:
614: =cut
615:
616: sub linked_select_forms {
617: my ($formname,
618: $middletext,
619: $firstdefault,
620: $firstselectname,
621: $secondselectname,
1.609 raeburn 622: $hashref,
623: $menuorder,
1.36 matthew 624: ) = @_;
625: my $second = "document.$formname.$secondselectname";
626: my $first = "document.$formname.$firstselectname";
627: # output the javascript to do the changing
628: my $result = '';
1.219 albertel 629: $result.="<script type=\"text/javascript\">\n";
1.36 matthew 630: $result.="var select2data = new Object();\n";
631: $" = '","';
632: my $debug = '';
633: foreach my $s1 (sort(keys(%$hashref))) {
634: $result.="select2data.d_$s1 = new Object();\n";
635: $result.="select2data.d_$s1.def = new String('".
636: $hashref->{$s1}->{'default'}."');\n";
1.609 raeburn 637: $result.="select2data.d_$s1.values = new Array(";
1.36 matthew 638: my @s2values = sort(keys( %{ $hashref->{$s1}->{'select2'} } ));
1.609 raeburn 639: if (ref($hashref->{$s1}->{'order'}) eq 'ARRAY') {
640: @s2values = @{$hashref->{$s1}->{'order'}};
641: }
1.36 matthew 642: $result.="\"@s2values\");\n";
643: $result.="select2data.d_$s1.texts = new Array(";
644: my @s2texts;
645: foreach my $value (@s2values) {
646: push @s2texts, $hashref->{$s1}->{'select2'}->{$value};
647: }
648: $result.="\"@s2texts\");\n";
649: }
650: $"=' ';
651: $result.= <<"END";
652:
653: function select1_changed() {
654: // Determine new choice
655: var newvalue = "d_" + $first.value;
656: // update select2
657: var values = select2data[newvalue].values;
658: var texts = select2data[newvalue].texts;
659: var select2def = select2data[newvalue].def;
660: var i;
661: // out with the old
662: for (i = 0; i < $second.options.length; i++) {
663: $second.options[i] = null;
664: }
665: // in with the nuclear
666: for (i=0;i<values.length; i++) {
667: $second.options[i] = new Option(values[i]);
1.143 matthew 668: $second.options[i].value = values[i];
1.36 matthew 669: $second.options[i].text = texts[i];
670: if (values[i] == select2def) {
671: $second.options[i].selected = true;
672: }
673: }
674: }
675: </script>
676: END
677: # output the initial values for the selection lists
678: $result .= "<select size=\"1\" name=\"$firstselectname\" onchange=\"select1_changed()\">\n";
1.609 raeburn 679: my @order = sort(keys(%{$hashref}));
680: if (ref($menuorder) eq 'ARRAY') {
681: @order = @{$menuorder};
682: }
683: foreach my $value (@order) {
1.36 matthew 684: $result.=" <option value=\"$value\" ";
1.253 albertel 685: $result.=" selected=\"selected\" " if ($value eq $firstdefault);
1.119 www 686: $result.=">".&mt($hashref->{$value}->{'text'})."</option>\n";
1.36 matthew 687: }
688: $result .= "</select>\n";
689: my %select2 = %{$hashref->{$firstdefault}->{'select2'}};
690: $result .= $middletext;
691: $result .= "<select size=\"1\" name=\"$secondselectname\">\n";
692: my $seconddefault = $hashref->{$firstdefault}->{'default'};
1.609 raeburn 693:
694: my @secondorder = sort(keys(%select2));
695: if (ref($hashref->{$firstdefault}->{'order'}) eq 'ARRAY') {
696: @secondorder = @{$hashref->{$firstdefault}->{'order'}};
697: }
698: foreach my $value (@secondorder) {
1.36 matthew 699: $result.=" <option value=\"$value\" ";
1.253 albertel 700: $result.=" selected=\"selected\" " if ($value eq $seconddefault);
1.119 www 701: $result.=">".&mt($select2{$value})."</option>\n";
1.36 matthew 702: }
703: $result .= "</select>\n";
704: # return $debug;
705: return $result;
706: } # end of sub linked_select_forms {
707:
1.45 matthew 708: =pod
1.44 bowersj2 709:
1.112 bowersj2 710: =item * help_open_topic($topic, $text, $stayOnPage, $width, $height)
1.44 bowersj2 711:
1.112 bowersj2 712: Returns a string corresponding to an HTML link to the given help
713: $topic, where $topic corresponds to the name of a .tex file in
714: /home/httpd/html/adm/help/tex, with underscores replaced by
715: spaces.
716:
717: $text will optionally be linked to the same topic, allowing you to
718: link text in addition to the graphic. If you do not want to link
719: text, but wish to specify one of the later parameters, pass an
720: empty string.
721:
722: $stayOnPage is a value that will be interpreted as a boolean. If true,
723: the link will not open a new window. If false, the link will open
724: a new window using Javascript. (Default is false.)
725:
726: $width and $height are optional numerical parameters that will
727: override the width and height of the popped up window, which may
728: be useful for certain help topics with big pictures included.
1.44 bowersj2 729:
730: =cut
731:
732: sub help_open_topic {
1.48 bowersj2 733: my ($topic, $text, $stayOnPage, $width, $height) = @_;
734: $text = "" if (not defined $text);
1.44 bowersj2 735: $stayOnPage = 0 if (not defined $stayOnPage);
1.552 banghart 736: if ($env{'browser.interface'} eq 'textual') {
1.79 www 737: $stayOnPage=1;
738: }
1.44 bowersj2 739: $width = 350 if (not defined $width);
740: $height = 400 if (not defined $height);
741: my $filename = $topic;
742: $filename =~ s/ /_/g;
743:
1.48 bowersj2 744: my $template = "";
745: my $link;
1.572 banghart 746:
1.159 www 747: $topic=~s/\W/\_/g;
1.44 bowersj2 748:
1.572 banghart 749: if (!$stayOnPage) {
1.72 bowersj2 750: $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
1.572 banghart 751: } else {
1.48 bowersj2 752: $link = "/adm/help/${filename}.hlp";
753: }
754:
755: # Add the text
1.572 banghart 756: if ($text ne "") {
1.77 www 757: $template .=
1.572 banghart 758: "<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
759: "<td bgcolor='#5555FF'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
1.48 bowersj2 760: }
761:
762: # Add the graphic
1.179 matthew 763: my $title = &mt('Online Help');
1.215 albertel 764: my $helpicon=&lonhttpdurl("/adm/help/gif/smallHelp.gif");
1.48 bowersj2 765: $template .= <<"ENDTEMPLATE";
1.436 albertel 766: <a target="_top" href="$link" title="$title"><img src="$helpicon" border="0" alt="(Help: $topic)" /></a>
1.44 bowersj2 767: ENDTEMPLATE
1.78 www 768: if ($text ne '') { $template.='</td></tr></table>' };
1.44 bowersj2 769: return $template;
770:
1.106 bowersj2 771: }
772:
773: # This is a quicky function for Latex cheatsheet editing, since it
774: # appears in at least four places
775: sub helpLatexCheatsheet {
776: my $other = shift;
777: my $addOther = '';
778: if ($other) {
779: $addOther = Apache::loncommon::help_open_topic($other, shift,
780: undef, undef, 600) .
781: '</td><td>';
782: }
783: return '<table><tr><td>'.
784: $addOther .
1.636 raeburn 785: &Apache::loncommon::help_open_topic("Greek_Symbols",&mt('Greek Symbols'),
1.106 bowersj2 786: undef,undef,600)
787: .'</td><td>'.
1.636 raeburn 788: &Apache::loncommon::help_open_topic("Other_Symbols",&mt('Other Symbols'),
1.106 bowersj2 789: undef,undef,600)
790: .'</td></tr></table>';
1.172 www 791: }
792:
1.430 albertel 793: sub general_help {
794: my $helptopic='Student_Intro';
795: if ($env{'request.role'}=~/^(ca|au)/) {
796: $helptopic='Authoring_Intro';
797: } elsif ($env{'request.role'}=~/^cc/) {
798: $helptopic='Course_Coordination_Intro';
799: }
800: return $helptopic;
801: }
802:
803: sub update_help_link {
804: my ($topic,$component_help,$faq,$bug,$stayOnPage) = @_;
805: my $origurl = $ENV{'REQUEST_URI'};
806: $origurl=~s|^/~|/priv/|;
807: my $timestamp = time;
808: foreach my $datum (\$topic,\$component_help,\$faq,\$bug,\$origurl) {
809: $$datum = &escape($$datum);
810: }
811:
812: my $banner_link = "/adm/helpmenu?page=banner&topic=$topic&component_help=$component_help&faq=$faq&bug=$bug&origurl=$origurl&stamp=$timestamp&stayonpage=$stayOnPage";
813: my $output .= <<"ENDOUTPUT";
814: <script type="text/javascript">
815: banner_link = '$banner_link';
816: </script>
817: ENDOUTPUT
818: return $output;
819: }
820:
821: # now just updates the help link and generates a blue icon
1.193 raeburn 822: sub help_open_menu {
1.430 albertel 823: my ($topic,$component_help,$faq,$bug,$stayOnPage,$width,$height,$text)
1.552 banghart 824: = @_;
1.430 albertel 825: $stayOnPage = 0 if (not defined $stayOnPage);
1.572 banghart 826: # only use pop-up help (stayOnPage == 0)
1.552 banghart 827: # if environment.remote is on (using remote control UI)
1.572 banghart 828: if ($env{'browser.interface'} eq 'textual' ||
829: $env{'environment.remote'} eq 'off' ) {
1.552 banghart 830: $stayOnPage=1;
1.430 albertel 831: }
832: my $output;
833: if ($component_help) {
834: if (!$text) {
835: $output=&help_open_topic($component_help,undef,$stayOnPage,
836: $width,$height);
837: } else {
838: my $help_text;
839: $help_text=&unescape($topic);
840: $output='<table><tr><td>'.
841: &help_open_topic($component_help,$help_text,$stayOnPage,
842: $width,$height).'</td></tr></table>';
843: }
844: }
845: my $banner_link = &update_help_link($topic,$component_help,$faq,$bug,$stayOnPage);
846: return $output.$banner_link;
847: }
848:
849: sub top_nav_help {
850: my ($text) = @_;
1.436 albertel 851: $text = &mt($text);
1.572 banghart 852: my $stay_on_page =
1.436 albertel 853: ($env{'browser.interface'} eq 'textual' ||
854: $env{'environment.remote'} eq 'off' );
1.572 banghart 855: my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
1.436 albertel 856: : "javascript:helpMenu('open')";
1.572 banghart 857: my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
1.436 albertel 858:
1.201 raeburn 859: my $title = &mt('Get help');
1.436 albertel 860:
861: return <<"END";
862: $banner_link
863: <a href="$link" title="$title">$text</a>
864: END
865: }
866:
867: sub help_menu_js {
868: my ($text) = @_;
869:
870: my $stayOnPage =
871: ($env{'browser.interface'} eq 'textual' ||
872: $env{'environment.remote'} eq 'off' );
873:
874: my $width = 620;
875: my $height = 600;
1.430 albertel 876: my $helptopic=&general_help();
877: my $details_link = '/adm/help/'.$helptopic.'.hlp';
1.261 albertel 878: my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
1.331 albertel 879: my $start_page =
880: &Apache::loncommon::start_page('Help Menu', undef,
881: {'frameset' => 1,
882: 'js_ready' => 1,
883: 'add_entries' => {
884: 'border' => '0',
1.579 raeburn 885: 'rows' => "110,*",},});
1.331 albertel 886: my $end_page =
887: &Apache::loncommon::end_page({'frameset' => 1,
888: 'js_ready' => 1,});
889:
1.436 albertel 890: my $template .= <<"ENDTEMPLATE";
891: <script type="text/javascript">
1.253 albertel 892: // <!-- BEGIN LON-CAPA Internal
893: // <![CDATA[
1.430 albertel 894: var banner_link = '';
1.243 raeburn 895: function helpMenu(target) {
896: var caller = this;
897: if (target == 'open') {
898: var newWindow = null;
899: try {
1.262 albertel 900: newWindow = window.open($nothing,"helpmenu","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" )
1.243 raeburn 901: }
902: catch(error) {
903: writeHelp(caller);
904: return;
905: }
906: if (newWindow) {
907: caller = newWindow;
908: }
1.193 raeburn 909: }
1.243 raeburn 910: writeHelp(caller);
911: return;
912: }
913: function writeHelp(caller) {
1.430 albertel 914: caller.document.writeln('$start_page<frame name="bannerframe" src="'+banner_link+'" /><frame name="bodyframe" src="$details_link" /> $end_page')
1.243 raeburn 915: caller.document.close()
916: caller.focus()
1.193 raeburn 917: }
1.253 albertel 918: // ]]>
1.219 albertel 919: // END LON-CAPA Internal -->
1.436 albertel 920: </script>
1.193 raeburn 921: ENDTEMPLATE
922: return $template;
923: }
924:
1.172 www 925: sub help_open_bug {
926: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 927: unless ($env{'user.adv'}) { return ''; }
1.172 www 928: unless ($Apache::lonnet::perlvar{'BugzillaHost'}) { return ''; }
929: $text = "" if (not defined $text);
930: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 931: if ($env{'browser.interface'} eq 'textual' ||
932: $env{'environment.remote'} eq 'off' ) {
1.172 www 933: $stayOnPage=1;
934: }
1.184 albertel 935: $width = 600 if (not defined $width);
936: $height = 600 if (not defined $height);
1.172 www 937:
938: $topic=~s/\W+/\+/g;
939: my $link='';
940: my $template='';
1.379 albertel 941: my $url=$Apache::lonnet::perlvar{'BugzillaHost'}.'enter_bug.cgi?product=LON-CAPA&bug_file_loc='.
942: &escape($ENV{'REQUEST_URI'}).'&component='.$topic;
1.172 www 943: if (!$stayOnPage)
944: {
945: $link = "javascript:void(open('$url', 'Bugzilla', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
946: }
947: else
948: {
949: $link = $url;
950: }
951: # Add the text
952: if ($text ne "")
953: {
954: $template .=
955: "<table bgcolor='#AA3333' cellspacing='1' cellpadding='1' border='0'><tr>".
1.436 albertel 956: "<td bgcolor='#FF5555'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
1.172 www 957: }
958:
959: # Add the graphic
1.179 matthew 960: my $title = &mt('Report a Bug');
1.215 albertel 961: my $bugicon=&lonhttpdurl("/adm/lonMisc/smallBug.gif");
1.172 www 962: $template .= <<"ENDTEMPLATE";
1.436 albertel 963: <a target="_top" href="$link" title="$title"><img src="$bugicon" border="0" alt="(Bug: $topic)" /></a>
1.172 www 964: ENDTEMPLATE
965: if ($text ne '') { $template.='</td></tr></table>' };
966: return $template;
967:
968: }
969:
970: sub help_open_faq {
971: my ($topic, $text, $stayOnPage, $width, $height) = @_;
1.258 albertel 972: unless ($env{'user.adv'}) { return ''; }
1.172 www 973: unless ($Apache::lonnet::perlvar{'FAQHost'}) { return ''; }
974: $text = "" if (not defined $text);
975: $stayOnPage = 0 if (not defined $stayOnPage);
1.258 albertel 976: if ($env{'browser.interface'} eq 'textual' ||
977: $env{'environment.remote'} eq 'off' ) {
1.172 www 978: $stayOnPage=1;
979: }
980: $width = 350 if (not defined $width);
981: $height = 400 if (not defined $height);
982:
983: $topic=~s/\W+/\+/g;
984: my $link='';
985: my $template='';
986: my $url=$Apache::lonnet::perlvar{'FAQHost'}.'/fom/cache/'.$topic.'.html';
987: if (!$stayOnPage)
988: {
989: $link = "javascript:void(open('$url', 'FAQ-O-Matic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
990: }
991: else
992: {
993: $link = $url;
994: }
995:
996: # Add the text
997: if ($text ne "")
998: {
999: $template .=
1.173 www 1000: "<table bgcolor='#337733' cellspacing='1' cellpadding='1' border='0'><tr>".
1.436 albertel 1001: "<td bgcolor='#448844'><a target=\"_top\" href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
1.172 www 1002: }
1003:
1004: # Add the graphic
1.179 matthew 1005: my $title = &mt('View the FAQ');
1.215 albertel 1006: my $faqicon=&lonhttpdurl("/adm/lonMisc/smallFAQ.gif");
1.172 www 1007: $template .= <<"ENDTEMPLATE";
1.436 albertel 1008: <a target="_top" href="$link" title="$title"><img src="$faqicon" border="0" alt="(FAQ: $topic)" /></a>
1.172 www 1009: ENDTEMPLATE
1010: if ($text ne '') { $template.='</td></tr></table>' };
1011: return $template;
1012:
1.44 bowersj2 1013: }
1.37 matthew 1014:
1.180 matthew 1015: ###############################################################
1016: ###############################################################
1017:
1.45 matthew 1018: =pod
1019:
1.256 matthew 1020: =item * change_content_javascript():
1021:
1022: This and the next function allow you to create small sections of an
1023: otherwise static HTML page that you can update on the fly with
1024: Javascript, even in Netscape 4.
1025:
1026: The Javascript fragment returned by this function (no E<lt>scriptE<gt> tag)
1027: must be written to the HTML page once. It will prove the Javascript
1028: function "change(name, content)". Calling the change function with the
1029: name of the section
1030: you want to update, matching the name passed to C<changable_area>, and
1031: the new content you want to put in there, will put the content into
1032: that area.
1033:
1034: B<Note>: Netscape 4 only reserves enough space for the changable area
1035: to contain room for the original contents. You need to "make space"
1036: for whatever changes you wish to make, and be B<sure> to check your
1037: code in Netscape 4. This feature in Netscape 4 is B<not> powerful;
1038: it's adequate for updating a one-line status display, but little more.
1039: This script will set the space to 100% width, so you only need to
1040: worry about height in Netscape 4.
1041:
1042: Modern browsers are much less limiting, and if you can commit to the
1043: user not using Netscape 4, this feature may be used freely with
1044: pretty much any HTML.
1045:
1046: =cut
1047:
1048: sub change_content_javascript {
1049: # If we're on Netscape 4, we need to use Layer-based code
1.258 albertel 1050: if ($env{'browser.type'} eq 'netscape' &&
1051: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1052: return (<<NETSCAPE4);
1053: function change(name, content) {
1054: doc = document.layers[name+"___escape"].layers[0].document;
1055: doc.open();
1056: doc.write(content);
1057: doc.close();
1058: }
1059: NETSCAPE4
1060: } else {
1061: # Otherwise, we need to use semi-standards-compliant code
1062: # (technically, "innerHTML" isn't standard but the equivalent
1063: # is really scary, and every useful browser supports it
1064: return (<<DOMBASED);
1065: function change(name, content) {
1066: element = document.getElementById(name);
1067: element.innerHTML = content;
1068: }
1069: DOMBASED
1070: }
1071: }
1072:
1073: =pod
1074:
1075: =item * changable_area($name, $origContent):
1076:
1077: This provides a "changable area" that can be modified on the fly via
1078: the Javascript code provided in C<change_content_javascript>. $name is
1079: the name you will use to reference the area later; do not repeat the
1080: same name on a given HTML page more then once. $origContent is what
1081: the area will originally contain, which can be left blank.
1082:
1083: =cut
1084:
1085: sub changable_area {
1086: my ($name, $origContent) = @_;
1087:
1.258 albertel 1088: if ($env{'browser.type'} eq 'netscape' &&
1089: $env{'browser.version'} =~ /^4\./) {
1.256 matthew 1090: # If this is netscape 4, we need to use the Layer tag
1091: return "<ilayer width='100%' id='${name}___escape' overflow='none'><layer width='100%' id='$name' overflow='none'>$origContent</layer></ilayer>";
1092: } else {
1093: return "<span id='$name'>$origContent</span>";
1094: }
1095: }
1096:
1097: =pod
1098:
1.590 raeburn 1099: =item * viewport_geometry_js {
1100:
1101: Provides javascript object (Geometry) which can provide information about the viewport geometry for the client browser.
1102:
1103: =cut
1104:
1105:
1106: sub viewport_geometry_js {
1107: return <<"GEOMETRY";
1108: var Geometry = {};
1109: function init_geometry() {
1110: if (Geometry.init) { return };
1111: Geometry.init=1;
1112: if (window.innerHeight) {
1113: Geometry.getViewportHeight = function() { return window.innerHeight; };
1114: Geometry.getViewportWidth = function() { return window.innerWidth; };
1115: Geometry.getHorizontalScroll = function() { return window.pageXOffset; };
1116: Geometry.getVerticalScroll = function() { return window.pageYOffset; };
1117: }
1118: else if (document.documentElement && document.documentElement.clientHeight) {
1119: Geometry.getViewportHeight =
1120: function() { return document.documentElement.clientHeight; };
1121: Geometry.getViewportWidth =
1122: function() { return document.documentElement.clientWidth; };
1123:
1124: Geometry.getHorizontalScroll =
1125: function() { return document.documentElement.scrollLeft; };
1126: Geometry.getVerticalScroll =
1127: function() { return document.documentElement.scrollTop; };
1128: }
1129: else if (document.body.clientHeight) {
1130: Geometry.getViewportHeight =
1131: function() { return document.body.clientHeight; };
1132: Geometry.getViewportWidth =
1133: function() { return document.body.clientWidth; };
1134: Geometry.getHorizontalScroll =
1135: function() { return document.body.scrollLeft; };
1136: Geometry.getVerticalScroll =
1137: function() { return document.body.scrollTop; };
1138: }
1139: }
1140:
1141: GEOMETRY
1142: }
1143:
1144: =pod
1145:
1146: =item * viewport_size_js {
1147:
1148: 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.
1149:
1150: =cut
1151:
1152: sub viewport_size_js {
1153: my $geometry = &viewport_geometry_js();
1154: return <<"DIMS";
1155:
1156: $geometry
1157:
1158: function getViewportDims(width,height) {
1159: init_geometry();
1160: width.value = Geometry.getViewportWidth();
1161: height.value = Geometry.getViewportHeight();
1162: return;
1163: }
1164:
1165: DIMS
1166: }
1167:
1168: =pod
1169:
1.565 albertel 1170: =item * resize_textarea_js
1171:
1172: emits the needed javascript to resize a textarea to be as big as possible
1173:
1174: creates a function resize_textrea that takes two IDs first should be
1175: the id of the element to resize, second should be the id of a div that
1176: surrounds everything that comes after the textarea, this routine needs
1177: to be attached to the <body> for the onload and onresize events.
1178:
1179:
1180: =cut
1181:
1182: sub resize_textarea_js {
1.590 raeburn 1183: my $geometry = &viewport_geometry_js();
1.565 albertel 1184: return <<"RESIZE";
1185: <script type="text/javascript">
1.590 raeburn 1186: $geometry
1.565 albertel 1187:
1.588 albertel 1188: function getX(element) {
1189: var x = 0;
1190: while (element) {
1191: x += element.offsetLeft;
1192: element = element.offsetParent;
1193: }
1194: return x;
1195: }
1196: function getY(element) {
1197: var y = 0;
1198: while (element) {
1199: y += element.offsetTop;
1200: element = element.offsetParent;
1201: }
1202: return y;
1203: }
1204:
1205:
1.565 albertel 1206: function resize_textarea(textarea_id,bottom_id) {
1207: init_geometry();
1208: var textarea = document.getElementById(textarea_id);
1209: //alert(textarea);
1210:
1.588 albertel 1211: var textarea_top = getY(textarea);
1.565 albertel 1212: var textarea_height = textarea.offsetHeight;
1213: var bottom = document.getElementById(bottom_id);
1.588 albertel 1214: var bottom_top = getY(bottom);
1.565 albertel 1215: var bottom_height = bottom.offsetHeight;
1216: var window_height = Geometry.getViewportHeight();
1.588 albertel 1217: var fudge = 23;
1.565 albertel 1218: var new_height = window_height-fudge-textarea_top-bottom_height;
1219: if (new_height < 300) {
1220: new_height = 300;
1221: }
1222: textarea.style.height=new_height+'px';
1223: }
1224: </script>
1225: RESIZE
1226:
1227: }
1228:
1229: =pod
1230:
1.256 matthew 1231: =back
1.542 raeburn 1232:
1.256 matthew 1233: =head1 Excel and CSV file utility routines
1234:
1235: =over 4
1236:
1237: =cut
1238:
1239: ###############################################################
1240: ###############################################################
1241:
1242: =pod
1243:
1.112 bowersj2 1244: =item * csv_translate($text)
1.37 matthew 1245:
1.185 www 1246: Translate $text to allow it to be output as a 'comma separated values'
1.37 matthew 1247: format.
1248:
1249: =cut
1250:
1.180 matthew 1251: ###############################################################
1252: ###############################################################
1.37 matthew 1253: sub csv_translate {
1254: my $text = shift;
1255: $text =~ s/\"/\"\"/g;
1.209 albertel 1256: $text =~ s/\n/ /g;
1.37 matthew 1257: return $text;
1258: }
1.180 matthew 1259:
1260: ###############################################################
1261: ###############################################################
1262:
1263: =pod
1264:
1265: =item * define_excel_formats
1266:
1267: Define some commonly used Excel cell formats.
1268:
1269: Currently supported formats:
1270:
1271: =over 4
1272:
1273: =item header
1274:
1275: =item bold
1276:
1277: =item h1
1278:
1279: =item h2
1280:
1281: =item h3
1282:
1.256 matthew 1283: =item h4
1284:
1285: =item i
1286:
1.180 matthew 1287: =item date
1288:
1289: =back
1290:
1291: Inputs: $workbook
1292:
1293: Returns: $format, a hash reference.
1294:
1295: =cut
1296:
1297: ###############################################################
1298: ###############################################################
1299: sub define_excel_formats {
1300: my ($workbook) = @_;
1301: my $format;
1302: $format->{'header'} = $workbook->add_format(bold => 1,
1303: bottom => 1,
1304: align => 'center');
1305: $format->{'bold'} = $workbook->add_format(bold=>1);
1306: $format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
1307: $format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
1308: $format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
1.255 matthew 1309: $format->{'h4'} = $workbook->add_format(bold=>1, size=>12);
1.246 matthew 1310: $format->{'i'} = $workbook->add_format(italic=>1);
1.180 matthew 1311: $format->{'date'} = $workbook->add_format(num_format=>
1.207 matthew 1312: 'mm/dd/yyyy hh:mm:ss');
1.180 matthew 1313: return $format;
1314: }
1315:
1316: ###############################################################
1317: ###############################################################
1.113 bowersj2 1318:
1319: =pod
1320:
1.256 matthew 1321: =item * create_workbook
1.255 matthew 1322:
1323: Create an Excel worksheet. If it fails, output message on the
1324: request object and return undefs.
1325:
1326: Inputs: Apache request object
1327:
1328: Returns (undef) on failure,
1329: Excel worksheet object, scalar with filename, and formats
1330: from &Apache::loncommon::define_excel_formats on success
1331:
1332: =cut
1333:
1334: ###############################################################
1335: ###############################################################
1336: sub create_workbook {
1337: my ($r) = @_;
1338: #
1339: # Create the excel spreadsheet
1340: my $filename = '/prtspool/'.
1.258 albertel 1341: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.255 matthew 1342: time.'_'.rand(1000000000).'.xls';
1343: my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
1344: if (! defined($workbook)) {
1345: $r->log_error("Error creating excel spreadsheet $filename: $!");
1346: $r->print('<p>'.&mt("Unable to create new Excel file. ".
1347: "This error has been logged. ".
1348: "Please alert your LON-CAPA administrator").
1349: '</p>');
1350: return (undef);
1351: }
1352: #
1353: $workbook->set_tempdir('/home/httpd/perl/tmp');
1354: #
1355: my $format = &Apache::loncommon::define_excel_formats($workbook);
1356: return ($workbook,$filename,$format);
1357: }
1358:
1359: ###############################################################
1360: ###############################################################
1361:
1362: =pod
1363:
1.256 matthew 1364: =item * create_text_file
1.113 bowersj2 1365:
1.542 raeburn 1366: Create a file to write to and eventually make available to the user.
1.256 matthew 1367: If file creation fails, outputs an error message on the request object and
1368: return undefs.
1.113 bowersj2 1369:
1.256 matthew 1370: Inputs: Apache request object, and file suffix
1.113 bowersj2 1371:
1.256 matthew 1372: Returns (undef) on failure,
1373: Filehandle and filename on success.
1.113 bowersj2 1374:
1375: =cut
1376:
1.256 matthew 1377: ###############################################################
1378: ###############################################################
1379: sub create_text_file {
1380: my ($r,$suffix) = @_;
1381: if (! defined($suffix)) { $suffix = 'txt'; };
1382: my $fh;
1383: my $filename = '/prtspool/'.
1.258 albertel 1384: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.256 matthew 1385: time.'_'.rand(1000000000).'.'.$suffix;
1386: $fh = Apache::File->new('>/home/httpd'.$filename);
1387: if (! defined($fh)) {
1388: $r->log_error("Couldn't open $filename for output $!");
1389: $r->print("Problems occured in creating the output file. ".
1390: "This error has been logged. ".
1391: "Please alert your LON-CAPA administrator.");
1.113 bowersj2 1392: }
1.256 matthew 1393: return ($fh,$filename)
1.113 bowersj2 1394: }
1395:
1396:
1.256 matthew 1397: =pod
1.113 bowersj2 1398:
1399: =back
1400:
1401: =cut
1.37 matthew 1402:
1403: ###############################################################
1.33 matthew 1404: ## Home server <option> list generating code ##
1405: ###############################################################
1.35 matthew 1406:
1.169 www 1407: # ------------------------------------------
1408:
1409: sub domain_select {
1410: my ($name,$value,$multiple)=@_;
1411: my %domains=map {
1.514 albertel 1412: $_ => $_.' '. &Apache::lonnet::domain($_,'description')
1.512 albertel 1413: } &Apache::lonnet::all_domains();
1.169 www 1414: if ($multiple) {
1415: $domains{''}=&mt('Any domain');
1.550 albertel 1416: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.287 albertel 1417: return &multiple_select_form($name,$value,4,\%domains);
1.169 www 1418: } else {
1.550 albertel 1419: $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
1.169 www 1420: return &select_form($name,$value,%domains);
1421: }
1422: }
1423:
1.282 albertel 1424: #-------------------------------------------
1425:
1426: =pod
1427:
1.519 raeburn 1428: =head1 Routines for form select boxes
1429:
1430: =over 4
1431:
1.287 albertel 1432: =item * multiple_select_form($name,$value,$size,$hash,$order)
1.282 albertel 1433:
1434: Returns a string containing a <select> element int multiple mode
1435:
1436:
1437: Args:
1438: $name - name of the <select> element
1.506 raeburn 1439: $value - scalar or array ref of values that should already be selected
1.282 albertel 1440: $size - number of rows long the select element is
1.283 albertel 1441: $hash - the elements should be 'option' => 'shown text'
1.282 albertel 1442: (shown text should already have been &mt())
1.506 raeburn 1443: $order - (optional) array ref of the order to show the elements in
1.283 albertel 1444:
1.282 albertel 1445: =cut
1446:
1447: #-------------------------------------------
1.169 www 1448: sub multiple_select_form {
1.284 albertel 1449: my ($name,$value,$size,$hash,$order)=@_;
1.169 www 1450: my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
1451: my $output='';
1.191 matthew 1452: if (! defined($size)) {
1453: $size = 4;
1.283 albertel 1454: if (scalar(keys(%$hash))<4) {
1455: $size = scalar(keys(%$hash));
1.191 matthew 1456: }
1457: }
1.169 www 1458: $output.="\n<select name='$name' size='$size' multiple='1'>";
1.501 banghart 1459: my @order;
1.506 raeburn 1460: if (ref($order) eq 'ARRAY') {
1461: @order = @{$order};
1462: } else {
1463: @order = sort(keys(%$hash));
1.501 banghart 1464: }
1465: if (exists($$hash{'select_form_order'})) {
1466: @order = @{$$hash{'select_form_order'}};
1467: }
1468:
1.284 albertel 1469: foreach my $key (@order) {
1.356 albertel 1470: $output.='<option value="'.&HTML::Entities::encode($key,'"<>&').'" ';
1.284 albertel 1471: $output.='selected="selected" ' if ($selected{$key});
1472: $output.='>'.$hash->{$key}."</option>\n";
1.169 www 1473: }
1474: $output.="</select>\n";
1475: return $output;
1476: }
1477:
1.88 www 1478: #-------------------------------------------
1479:
1480: =pod
1481:
1.112 bowersj2 1482: =item * select_form($defdom,$name,%hash)
1.88 www 1483:
1484: Returns a string containing a <select name='$name' size='1'> form to
1485: allow a user to select options from a hash option_name => displayed text.
1486: See lonrights.pm for an example invocation and use.
1487:
1488: =cut
1489:
1490: #-------------------------------------------
1491: sub select_form {
1492: my ($def,$name,%hash) = @_;
1493: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1.128 albertel 1494: my @keys;
1495: if (exists($hash{'select_form_order'})) {
1496: @keys=@{$hash{'select_form_order'}};
1497: } else {
1498: @keys=sort(keys(%hash));
1499: }
1.356 albertel 1500: foreach my $key (@keys) {
1501: $selectform.=
1502: '<option value="'.&HTML::Entities::encode($key,'"<>&').'" '.
1503: ($key eq $def ? 'selected="selected" ' : '').
1504: ">".&mt($hash{$key})."</option>\n";
1.88 www 1505: }
1506: $selectform.="</select>";
1507: return $selectform;
1508: }
1509:
1.475 www 1510: # For display filters
1511:
1512: sub display_filter {
1513: if (!$env{'form.show'}) { $env{'form.show'}=10; }
1.477 www 1514: if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
1.475 www 1515: return '<nobr><label>'.&mt('Records [_1]',
1516: &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
1517: (&mt('all'),10,20,50,100,1000,10000))).
1.478 www 1518: '</label></nobr> <nobr>'.
1.475 www 1519: &mt('Filter [_1]',
1.477 www 1520: &select_form($env{'form.displayfilter'},
1521: 'displayfilter',
1522: ('currentfolder' => 'Current folder/page',
1523: 'containing' => 'Containing phrase',
1524: 'none' => 'None'))).
1.478 www 1525: '<input type="text" name="containingphrase" size="30" value="'.&HTML::Entities::encode($env{'form.containingphrase'}).'" /></nobr>';
1.475 www 1526: }
1527:
1.167 www 1528: sub gradeleveldescription {
1529: my $gradelevel=shift;
1530: my %gradelevels=(0 => 'Not specified',
1531: 1 => 'Grade 1',
1532: 2 => 'Grade 2',
1533: 3 => 'Grade 3',
1534: 4 => 'Grade 4',
1535: 5 => 'Grade 5',
1536: 6 => 'Grade 6',
1537: 7 => 'Grade 7',
1538: 8 => 'Grade 8',
1539: 9 => 'Grade 9',
1540: 10 => 'Grade 10',
1541: 11 => 'Grade 11',
1542: 12 => 'Grade 12',
1543: 13 => 'Grade 13',
1544: 14 => '100 Level',
1545: 15 => '200 Level',
1546: 16 => '300 Level',
1547: 17 => '400 Level',
1548: 18 => 'Graduate Level');
1549: return &mt($gradelevels{$gradelevel});
1550: }
1551:
1.163 www 1552: sub select_level_form {
1553: my ($deflevel,$name)=@_;
1554: unless ($deflevel) { $deflevel=0; }
1.167 www 1555: my $selectform = "<select name=\"$name\" size=\"1\">\n";
1556: for (my $i=0; $i<=18; $i++) {
1557: $selectform.="<option value=\"$i\" ".
1.253 albertel 1558: ($i==$deflevel ? 'selected="selected" ' : '').
1.167 www 1559: ">".&gradeleveldescription($i)."</option>\n";
1560: }
1561: $selectform.="</select>";
1562: return $selectform;
1.163 www 1563: }
1.167 www 1564:
1.35 matthew 1565: #-------------------------------------------
1566:
1.45 matthew 1567: =pod
1568:
1.563 raeburn 1569: =item * select_dom_form($defdom,$name,$includeempty,$showdomdesc)
1.35 matthew 1570:
1571: Returns a string containing a <select name='$name' size='1'> form to
1572: allow a user to select the domain to preform an operation in.
1573: See loncreateuser.pm for an example invocation and use.
1574:
1.90 www 1575: If the $includeempty flag is set, it also includes an empty choice ("no domain
1576: selected");
1577:
1.563 raeburn 1578: If the $showdomdesc flag is set, the domain name is followed by the domain description.
1579:
1.35 matthew 1580: =cut
1581:
1582: #-------------------------------------------
1.34 matthew 1583: sub select_dom_form {
1.563 raeburn 1584: my ($defdom,$name,$includeempty,$showdomdesc) = @_;
1.550 albertel 1585: my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
1.90 www 1586: if ($includeempty) { @domains=('',@domains); }
1.34 matthew 1587: my $selectdomain = "<select name=\"$name\" size=\"1\">\n";
1.356 albertel 1588: foreach my $dom (@domains) {
1589: $selectdomain.="<option value=\"$dom\" ".
1.563 raeburn 1590: ($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
1591: if ($showdomdesc) {
1592: if ($dom ne '') {
1593: my $domdesc = &Apache::lonnet::domain($dom,'description');
1594: if ($domdesc ne '') {
1595: $selectdomain .= ' ('.$domdesc.')';
1596: }
1597: }
1598: }
1599: $selectdomain .= "</option>\n";
1.34 matthew 1600: }
1601: $selectdomain.="</select>";
1602: return $selectdomain;
1603: }
1604:
1.35 matthew 1605: #-------------------------------------------
1606:
1.45 matthew 1607: =pod
1608:
1.586 raeburn 1609: =item * home_server_form_item($domain,$name,$defaultflag)
1.35 matthew 1610:
1.586 raeburn 1611: input: 4 arguments (two required, two optional) -
1612: $domain - domain of new user
1613: $name - name of form element
1614: $default - Value of 'default' causes a default item to be first
1615: option, and selected by default.
1616: $hide - Value of 'hide' causes hiding of the name of the server,
1617: if 1 server found, or default, if 0 found.
1.594 raeburn 1618: output: returns 2 items:
1.586 raeburn 1619: (a) form element which contains either:
1620: (i) <select name="$name">
1621: <option value="$hostid1">$hostid $servers{$hostid}</option>
1622: <option value="$hostid2">$hostid $servers{$hostid}</option>
1623: </select>
1624: form item if there are multiple library servers in $domain, or
1625: (ii) an <input type="hidden" name="$name" value="$hostid" /> form item
1626: if there is only one library server in $domain.
1627:
1628: (b) number of library servers found.
1629:
1630: See loncreateuser.pm for example of use.
1.35 matthew 1631:
1632: =cut
1633:
1634: #-------------------------------------------
1.586 raeburn 1635: sub home_server_form_item {
1636: my ($domain,$name,$default,$hide) = @_;
1.513 albertel 1637: my %servers = &Apache::lonnet::get_servers($domain,'library');
1.586 raeburn 1638: my $result;
1639: my $numlib = keys(%servers);
1640: if ($numlib > 1) {
1641: $result .= '<select name="'.$name.'" />'."\n";
1642: if ($default) {
1643: $result .= '<option value="default" selected>'.&mt('default').
1644: '</option>'."\n";
1645: }
1646: foreach my $hostid (sort(keys(%servers))) {
1647: $result.= '<option value="'.$hostid.'">'.
1648: $hostid.' '.$servers{$hostid}."</option>\n";
1649: }
1650: $result .= '</select>'."\n";
1651: } elsif ($numlib == 1) {
1652: my $hostid;
1653: foreach my $item (keys(%servers)) {
1654: $hostid = $item;
1655: }
1656: $result .= '<input type="hidden" name="'.$name.'" value="'.
1657: $hostid.'" />';
1658: if (!$hide) {
1659: $result .= $hostid.' '.$servers{$hostid};
1660: }
1661: $result .= "\n";
1662: } elsif ($default) {
1663: $result .= '<input type="hidden" name="'.$name.
1664: '" value="default" />';
1665: if (!$hide) {
1666: $result .= &mt('default');
1667: }
1668: $result .= "\n";
1.33 matthew 1669: }
1.586 raeburn 1670: return ($result,$numlib);
1.33 matthew 1671: }
1.112 bowersj2 1672:
1673: =pod
1674:
1.534 albertel 1675: =back
1676:
1.112 bowersj2 1677: =cut
1.87 matthew 1678:
1679: ###############################################################
1.112 bowersj2 1680: ## Decoding User Agent ##
1.87 matthew 1681: ###############################################################
1682:
1683: =pod
1684:
1.112 bowersj2 1685: =head1 Decoding the User Agent
1686:
1687: =over 4
1688:
1689: =item * &decode_user_agent()
1.87 matthew 1690:
1691: Inputs: $r
1692:
1693: Outputs:
1694:
1695: =over 4
1696:
1.112 bowersj2 1697: =item * $httpbrowser
1.87 matthew 1698:
1.112 bowersj2 1699: =item * $clientbrowser
1.87 matthew 1700:
1.112 bowersj2 1701: =item * $clientversion
1.87 matthew 1702:
1.112 bowersj2 1703: =item * $clientmathml
1.87 matthew 1704:
1.112 bowersj2 1705: =item * $clientunicode
1.87 matthew 1706:
1.112 bowersj2 1707: =item * $clientos
1.87 matthew 1708:
1709: =back
1710:
1.157 matthew 1711: =back
1712:
1.87 matthew 1713: =cut
1714:
1715: ###############################################################
1716: ###############################################################
1717: sub decode_user_agent {
1.247 albertel 1718: my ($r)=@_;
1.87 matthew 1719: my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
1720: my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
1721: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
1.247 albertel 1722: if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
1.87 matthew 1723: my $clientbrowser='unknown';
1724: my $clientversion='0';
1725: my $clientmathml='';
1726: my $clientunicode='0';
1727: for (my $i=0;$i<=$#browsertype;$i++) {
1728: my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
1729: if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
1730: $clientbrowser=$bname;
1731: $httpbrowser=~/$vreg/i;
1732: $clientversion=$1;
1733: $clientmathml=($clientversion>=$minv);
1734: $clientunicode=($clientversion>=$univ);
1735: }
1736: }
1737: my $clientos='unknown';
1738: if (($httpbrowser=~/linux/i) ||
1739: ($httpbrowser=~/unix/i) ||
1740: ($httpbrowser=~/ux/i) ||
1741: ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
1742: if (($httpbrowser=~/vax/i) ||
1743: ($httpbrowser=~/vms/i)) { $clientos='vms'; }
1744: if ($httpbrowser=~/next/i) { $clientos='next'; }
1745: if (($httpbrowser=~/mac/i) ||
1746: ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
1747: if ($httpbrowser=~/win/i) { $clientos='win'; }
1748: if ($httpbrowser=~/embed/i) { $clientos='pda'; }
1749: return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
1750: $clientunicode,$clientos,);
1751: }
1752:
1.32 matthew 1753: ###############################################################
1754: ## Authentication changing form generation subroutines ##
1755: ###############################################################
1756: ##
1757: ## All of the authform_xxxxxxx subroutines take their inputs in a
1758: ## hash, and have reasonable default values.
1759: ##
1760: ## formname = the name given in the <form> tag.
1.35 matthew 1761: #-------------------------------------------
1762:
1.45 matthew 1763: =pod
1764:
1.112 bowersj2 1765: =head1 Authentication Routines
1766:
1767: =over 4
1768:
1769: =item * authform_xxxxxx
1.35 matthew 1770:
1771: The authform_xxxxxx subroutines provide javascript and html forms which
1772: handle some of the conveniences required for authentication forms.
1773: This is not an optimal method, but it works.
1774:
1775: See loncreateuser.pm for invocation and use examples.
1776:
1777: =over 4
1778:
1.112 bowersj2 1779: =item * authform_header
1.35 matthew 1780:
1.112 bowersj2 1781: =item * authform_authorwarning
1.35 matthew 1782:
1.112 bowersj2 1783: =item * authform_nochange
1.35 matthew 1784:
1.112 bowersj2 1785: =item * authform_kerberos
1.35 matthew 1786:
1.112 bowersj2 1787: =item * authform_internal
1.35 matthew 1788:
1.112 bowersj2 1789: =item * authform_filesystem
1.35 matthew 1790:
1791: =back
1792:
1.157 matthew 1793: =back
1794:
1.35 matthew 1795: =cut
1796:
1797: #-------------------------------------------
1.32 matthew 1798: sub authform_header{
1799: my %in = (
1800: formname => 'cu',
1.80 albertel 1801: kerb_def_dom => '',
1.32 matthew 1802: @_,
1803: );
1804: $in{'formname'} = 'document.' . $in{'formname'};
1805: my $result='';
1.80 albertel 1806:
1807: #---------------------------------------------- Code for upper case translation
1808: my $Javascript_toUpperCase;
1809: unless ($in{kerb_def_dom}) {
1810: $Javascript_toUpperCase =<<"END";
1811: switch (choice) {
1812: case 'krb': currentform.elements[choicearg].value =
1813: currentform.elements[choicearg].value.toUpperCase();
1814: break;
1815: default:
1816: }
1817: END
1818: } else {
1819: $Javascript_toUpperCase = "";
1820: }
1821:
1.165 raeburn 1822: my $radioval = "'nochange'";
1.591 raeburn 1823: if (defined($in{'curr_authtype'})) {
1824: if ($in{'curr_authtype'} ne '') {
1825: $radioval = "'".$in{'curr_authtype'}."arg'";
1826: }
1.174 matthew 1827: }
1.165 raeburn 1828: my $argfield = 'null';
1.591 raeburn 1829: if (defined($in{'mode'})) {
1.165 raeburn 1830: if ($in{'mode'} eq 'modifycourse') {
1.591 raeburn 1831: if (defined($in{'curr_autharg'})) {
1832: if ($in{'curr_autharg'} ne '') {
1.165 raeburn 1833: $argfield = "'$in{'curr_autharg'}'";
1834: }
1835: }
1836: }
1837: }
1838:
1.32 matthew 1839: $result.=<<"END";
1840: var current = new Object();
1.165 raeburn 1841: current.radiovalue = $radioval;
1842: current.argfield = $argfield;
1.32 matthew 1843:
1844: function changed_radio(choice,currentform) {
1845: var choicearg = choice + 'arg';
1846: // If a radio button in changed, we need to change the argfield
1847: if (current.radiovalue != choice) {
1848: current.radiovalue = choice;
1849: if (current.argfield != null) {
1850: currentform.elements[current.argfield].value = '';
1851: }
1852: if (choice == 'nochange') {
1853: current.argfield = null;
1854: } else {
1855: current.argfield = choicearg;
1856: switch(choice) {
1857: case 'krb':
1858: currentform.elements[current.argfield].value =
1859: "$in{'kerb_def_dom'}";
1860: break;
1861: default:
1862: break;
1863: }
1864: }
1865: }
1866: return;
1867: }
1.22 www 1868:
1.32 matthew 1869: function changed_text(choice,currentform) {
1870: var choicearg = choice + 'arg';
1871: if (currentform.elements[choicearg].value !='') {
1.80 albertel 1872: $Javascript_toUpperCase
1.32 matthew 1873: // clear old field
1874: if ((current.argfield != choicearg) && (current.argfield != null)) {
1875: currentform.elements[current.argfield].value = '';
1876: }
1877: current.argfield = choicearg;
1878: }
1879: set_auth_radio_buttons(choice,currentform);
1880: return;
1.20 www 1881: }
1.32 matthew 1882:
1883: function set_auth_radio_buttons(newvalue,currentform) {
1884: var i=0;
1885: while (i < currentform.login.length) {
1886: if (currentform.login[i].value == newvalue) { break; }
1887: i++;
1888: }
1889: if (i == currentform.login.length) {
1890: return;
1891: }
1892: current.radiovalue = newvalue;
1893: currentform.login[i].checked = true;
1894: return;
1895: }
1896: END
1897: return $result;
1898: }
1899:
1900: sub authform_authorwarning{
1901: my $result='';
1.144 matthew 1902: $result='<i>'.
1903: &mt('As a general rule, only authors or co-authors should be '.
1904: 'filesystem authenticated '.
1905: '(which allows access to the server filesystem).')."</i>\n";
1.32 matthew 1906: return $result;
1907: }
1908:
1909: sub authform_nochange{
1910: my %in = (
1911: formname => 'document.cu',
1912: kerb_def_dom => 'MSU.EDU',
1913: @_,
1914: );
1.586 raeburn 1915: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1916: my $result;
1917: if (keys(%can_assign) == 0) {
1918: $result = &mt('Under you current role you are not permitted to change login settings for this user');
1919: } else {
1920: $result = '<label>'.&mt('[_1] Do not change login data',
1921: '<input type="radio" name="login" value="nochange" '.
1922: 'checked="checked" onclick="'.
1.281 albertel 1923: "javascript:changed_radio('nochange',$in{'formname'});".'" />').
1924: '</label>';
1.586 raeburn 1925: }
1.32 matthew 1926: return $result;
1927: }
1928:
1.591 raeburn 1929: sub authform_kerberos {
1.32 matthew 1930: my %in = (
1931: formname => 'document.cu',
1932: kerb_def_dom => 'MSU.EDU',
1.80 albertel 1933: kerb_def_auth => 'krb4',
1.32 matthew 1934: @_,
1935: );
1.586 raeburn 1936: my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
1937: $autharg,$jscall);
1938: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.80 albertel 1939: if ($in{'kerb_def_auth'} eq 'krb5') {
1.586 raeburn 1940: $check5 = ' checked="on"';
1.80 albertel 1941: } else {
1.586 raeburn 1942: $check4 = ' checked="on"';
1.80 albertel 1943: }
1.165 raeburn 1944: $krbarg = $in{'kerb_def_dom'};
1.591 raeburn 1945: if (defined($in{'curr_authtype'})) {
1946: if ($in{'curr_authtype'} eq 'krb') {
1.586 raeburn 1947: $krbcheck = ' checked="on"';
1.623 raeburn 1948: if (defined($in{'mode'})) {
1949: if ($in{'mode'} eq 'modifyuser') {
1950: $krbcheck = '';
1951: }
1952: }
1.591 raeburn 1953: if (defined($in{'curr_kerb_ver'})) {
1954: if ($in{'curr_krb_ver'} eq '5') {
1955: $check5 = ' checked="on"';
1956: $check4 = '';
1957: } else {
1958: $check4 = ' checked="on"';
1959: $check5 = '';
1960: }
1.586 raeburn 1961: }
1.591 raeburn 1962: if (defined($in{'curr_autharg'})) {
1.165 raeburn 1963: $krbarg = $in{'curr_autharg'};
1964: }
1.586 raeburn 1965: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1.591 raeburn 1966: if (defined($in{'curr_autharg'})) {
1.586 raeburn 1967: $result =
1968: &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
1969: $in{'curr_autharg'},$krbver);
1970: } else {
1971: $result =
1972: &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
1973: }
1974: return $result;
1975: }
1976: }
1977: } else {
1978: if ($authnum == 1) {
1979: $authtype = '<input type="hidden" name="login" value="krb">';
1.165 raeburn 1980: }
1981: }
1.586 raeburn 1982: if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
1983: return;
1.587 raeburn 1984: } elsif ($authtype eq '') {
1.591 raeburn 1985: if (defined($in{'mode'})) {
1.587 raeburn 1986: if ($in{'mode'} eq 'modifycourse') {
1987: if ($authnum == 1) {
1988: $authtype = '<input type="hidden" name="login" value="krb">';
1989: }
1990: }
1991: }
1.586 raeburn 1992: }
1993: $jscall = "javascript:changed_radio('krb',$in{'formname'});";
1994: if ($authtype eq '') {
1995: $authtype = '<input type="radio" name="login" value="krb" '.
1996: 'onclick="'.$jscall.'" onchange="'.$jscall.'"'.
1997: $krbcheck.' />';
1998: }
1999: if (($can_assign{'krb4'} && $can_assign{'krb5'}) ||
2000: ($can_assign{'krb4'} && !$can_assign{'krb5'} &&
2001: $in{'curr_authtype'} eq 'krb5') ||
2002: (!$can_assign{'krb4'} && $can_assign{'krb5'} &&
2003: $in{'curr_authtype'} eq 'krb4')) {
2004: $result .= &mt
1.144 matthew 2005: ('[_1] Kerberos authenticated with domain [_2] '.
1.281 albertel 2006: '[_3] Version 4 [_4] Version 5 [_5]',
1.586 raeburn 2007: '<label>'.$authtype,
1.281 albertel 2008: '</label><input type="text" size="10" name="krbarg" '.
1.165 raeburn 2009: 'value="'.$krbarg.'" '.
1.144 matthew 2010: 'onchange="'.$jscall.'" />',
1.281 albertel 2011: '<label><input type="radio" name="krbver" value="4" '.$check4.' />',
2012: '</label><label><input type="radio" name="krbver" value="5" '.$check5.' />',
2013: '</label>');
1.586 raeburn 2014: } elsif ($can_assign{'krb4'}) {
2015: $result .= &mt
2016: ('[_1] Kerberos authenticated with domain [_2] '.
2017: '[_3] Version 4 [_4]',
2018: '<label>'.$authtype,
2019: '</label><input type="text" size="10" name="krbarg" '.
2020: 'value="'.$krbarg.'" '.
2021: 'onchange="'.$jscall.'" />',
2022: '<label><input type="hidden" name="krbver" value="4" />',
2023: '</label>');
2024: } elsif ($can_assign{'krb5'}) {
2025: $result .= &mt
2026: ('[_1] Kerberos authenticated with domain [_2] '.
2027: '[_3] Version 5 [_4]',
2028: '<label>'.$authtype,
2029: '</label><input type="text" size="10" name="krbarg" '.
2030: 'value="'.$krbarg.'" '.
2031: 'onchange="'.$jscall.'" />',
2032: '<label><input type="hidden" name="krbver" value="5" />',
2033: '</label>');
2034: }
1.32 matthew 2035: return $result;
2036: }
2037:
2038: sub authform_internal{
1.586 raeburn 2039: my %in = (
1.32 matthew 2040: formname => 'document.cu',
2041: kerb_def_dom => 'MSU.EDU',
2042: @_,
2043: );
1.586 raeburn 2044: my ($intcheck,$intarg,$result,$authtype,$autharg,$jscall);
2045: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2046: if (defined($in{'curr_authtype'})) {
2047: if ($in{'curr_authtype'} eq 'int') {
1.586 raeburn 2048: if ($can_assign{'int'}) {
2049: $intcheck = 'checked="on" ';
1.623 raeburn 2050: if (defined($in{'mode'})) {
2051: if ($in{'mode'} eq 'modifyuser') {
2052: $intcheck = '';
2053: }
2054: }
1.591 raeburn 2055: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2056: $intarg = $in{'curr_autharg'};
2057: }
2058: } else {
2059: $result = &mt('Currently internally authenticated.');
2060: return $result;
1.165 raeburn 2061: }
2062: }
1.586 raeburn 2063: } else {
2064: if ($authnum == 1) {
2065: $authtype = '<input type="hidden" name="login" value="int">';
2066: }
2067: }
2068: if (!$can_assign{'int'}) {
2069: return;
1.587 raeburn 2070: } elsif ($authtype eq '') {
1.591 raeburn 2071: if (defined($in{'mode'})) {
1.587 raeburn 2072: if ($in{'mode'} eq 'modifycourse') {
2073: if ($authnum == 1) {
2074: $authtype = '<input type="hidden" name="login" value="int">';
2075: }
2076: }
2077: }
1.165 raeburn 2078: }
1.586 raeburn 2079: $jscall = "javascript:changed_radio('int',$in{'formname'});";
2080: if ($authtype eq '') {
2081: $authtype = '<input type="radio" name="login" value="int" '.$intcheck.
2082: ' onchange="'.$jscall.'" onclick="'.$jscall.'" />';
2083: }
1.605 bisitz 2084: $autharg = '<input type="password" size="10" name="intarg" value="'.
1.586 raeburn 2085: $intarg.'" onchange="'.$jscall.'" />';
2086: $result = &mt
1.144 matthew 2087: ('[_1] Internally authenticated (with initial password [_2])',
1.586 raeburn 2088: '<label>'.$authtype,'</label>'.$autharg);
1.620 www 2089: $result.="<label><input type=\"checkbox\" name=\"visible\" onClick='if (this.checked) { this.form.intarg.type=\"text\" } else { this.form.intarg.type=\"password\" }' />".&mt('Visible input').'</label>';
1.32 matthew 2090: return $result;
2091: }
2092:
2093: sub authform_local{
2094: my %in = (
2095: formname => 'document.cu',
2096: kerb_def_dom => 'MSU.EDU',
2097: @_,
2098: );
1.586 raeburn 2099: my ($loccheck,$locarg,$result,$authtype,$autharg,$jscall);
2100: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2101: if (defined($in{'curr_authtype'})) {
2102: if ($in{'curr_authtype'} eq 'loc') {
1.586 raeburn 2103: if ($can_assign{'loc'}) {
2104: $loccheck = 'checked="on" ';
1.623 raeburn 2105: if (defined($in{'mode'})) {
2106: if ($in{'mode'} eq 'modifyuser') {
2107: $loccheck = '';
2108: }
2109: }
1.591 raeburn 2110: if (defined($in{'curr_autharg'})) {
1.586 raeburn 2111: $locarg = $in{'curr_autharg'};
2112: }
2113: } else {
2114: $result = &mt('Currently using local (institutional) authentication.');
2115: return $result;
1.165 raeburn 2116: }
2117: }
1.586 raeburn 2118: } else {
2119: if ($authnum == 1) {
2120: $authtype = '<input type="hidden" name="login" value="loc">';
2121: }
2122: }
2123: if (!$can_assign{'loc'}) {
2124: return;
1.587 raeburn 2125: } elsif ($authtype eq '') {
1.591 raeburn 2126: if (defined($in{'mode'})) {
1.587 raeburn 2127: if ($in{'mode'} eq 'modifycourse') {
2128: if ($authnum == 1) {
2129: $authtype = '<input type="hidden" name="login" value="loc">';
2130: }
2131: }
2132: }
1.165 raeburn 2133: }
1.586 raeburn 2134: $jscall = "javascript:changed_radio('loc',$in{'formname'});";
2135: if ($authtype eq '') {
2136: $authtype = '<input type="radio" name="login" value="loc" '.
2137: $loccheck.' onchange="'.$jscall.'" onclick="'.
2138: $jscall.'" />';
2139: }
2140: $autharg = '<input type="text" size="10" name="locarg" value="'.
2141: $locarg.'" onchange="'.$jscall.'" />';
2142: $result = &mt('[_1] Local Authentication with argument [_2]',
2143: '<label>'.$authtype,'</label>'.$autharg);
1.32 matthew 2144: return $result;
2145: }
2146:
2147: sub authform_filesystem{
2148: my %in = (
2149: formname => 'document.cu',
2150: kerb_def_dom => 'MSU.EDU',
2151: @_,
2152: );
1.586 raeburn 2153: my ($fsyscheck,$result,$authtype,$autharg,$jscall);
2154: my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
1.591 raeburn 2155: if (defined($in{'curr_authtype'})) {
2156: if ($in{'curr_authtype'} eq 'fsys') {
1.586 raeburn 2157: if ($can_assign{'fsys'}) {
2158: $fsyscheck = 'checked="on" ';
1.623 raeburn 2159: if (defined($in{'mode'})) {
2160: if ($in{'mode'} eq 'modifyuser') {
2161: $fsyscheck = '';
2162: }
2163: }
1.586 raeburn 2164: } else {
2165: $result = &mt('Currently Filesystem Authenticated.');
2166: return $result;
2167: }
2168: }
2169: } else {
2170: if ($authnum == 1) {
2171: $authtype = '<input type="hidden" name="login" value="fsys">';
2172: }
2173: }
2174: if (!$can_assign{'fsys'}) {
2175: return;
1.587 raeburn 2176: } elsif ($authtype eq '') {
1.591 raeburn 2177: if (defined($in{'mode'})) {
1.587 raeburn 2178: if ($in{'mode'} eq 'modifycourse') {
2179: if ($authnum == 1) {
2180: $authtype = '<input type="hidden" name="login" value="fsys">';
2181: }
2182: }
2183: }
1.586 raeburn 2184: }
2185: $jscall = "javascript:changed_radio('fsys',$in{'formname'});";
2186: if ($authtype eq '') {
2187: $authtype = '<input type="radio" name="login" value="fsys" '.
2188: $fsyscheck.' onchange="'.$jscall.'" onclick="'.
2189: $jscall.'" />';
2190: }
2191: $autharg = '<input type="text" size="10" name="fsysarg" value=""'.
2192: ' onchange="'.$jscall.'" />';
2193: $result = &mt
1.144 matthew 2194: ('[_1] Filesystem Authenticated (with initial password [_2])',
1.281 albertel 2195: '<label><input type="radio" name="login" value="fsys" '.
1.586 raeburn 2196: $fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'" />',
1.605 bisitz 2197: '</label><input type="password" size="10" name="fsysarg" value="" '.
1.144 matthew 2198: 'onchange="'.$jscall.'" />');
1.32 matthew 2199: return $result;
2200: }
2201:
1.586 raeburn 2202: sub get_assignable_auth {
2203: my ($dom) = @_;
2204: if ($dom eq '') {
2205: $dom = $env{'request.role.domain'};
2206: }
2207: my %can_assign = (
2208: krb4 => 1,
2209: krb5 => 1,
2210: int => 1,
2211: loc => 1,
2212: );
2213: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom);
2214: if (ref($domconfig{'usercreation'}) eq 'HASH') {
2215: if (ref($domconfig{'usercreation'}{'authtypes'}) eq 'HASH') {
2216: my $authhash = $domconfig{'usercreation'}{'authtypes'};
2217: my $context;
2218: if ($env{'request.role'} =~ /^au/) {
2219: $context = 'author';
2220: } elsif ($env{'request.role'} =~ /^dc/) {
2221: $context = 'domain';
2222: } elsif ($env{'request.course.id'}) {
2223: $context = 'course';
2224: }
2225: if ($context) {
2226: if (ref($authhash->{$context}) eq 'HASH') {
2227: %can_assign = %{$authhash->{$context}};
2228: }
2229: }
2230: }
2231: }
2232: my $authnum = 0;
2233: foreach my $key (keys(%can_assign)) {
2234: if ($can_assign{$key}) {
2235: $authnum ++;
2236: }
2237: }
2238: if ($can_assign{'krb4'} && $can_assign{'krb5'}) {
2239: $authnum --;
2240: }
2241: return ($authnum,%can_assign);
2242: }
2243:
1.80 albertel 2244: ###############################################################
2245: ## Get Authentication Defaults for Domain ##
2246: ###############################################################
2247:
2248: =pod
2249:
1.112 bowersj2 2250: =head1 Domains and Authentication
2251:
2252: Returns default authentication type and an associated argument as
2253: listed in file 'domain.tab'.
2254:
2255: =over 4
2256:
2257: =item * get_auth_defaults
1.80 albertel 2258:
2259: get_auth_defaults($target_domain) returns the default authentication
2260: type and an associated argument (initial password or a kerberos domain).
2261: These values are stored in lonTabs/domain.tab
2262:
2263: ($def_auth, $def_arg) = &get_auth_defaults($target_domain);
2264:
2265: If target_domain is not found in domain.tab, returns nothing ('').
2266:
2267: =cut
2268:
2269: #-------------------------------------------
2270: sub get_auth_defaults {
2271: my $domain=shift;
1.514 albertel 2272: return (&Apache::lonnet::domain($domain,'auth_def'),
2273: &Apache::lonnet::domain($domain,'auth_arg_def'));
2274:
1.80 albertel 2275: }
2276: ###############################################################
2277: ## End Get Authentication Defaults for Domain ##
2278: ###############################################################
2279:
2280: ###############################################################
2281: ## Get Kerberos Defaults for Domain ##
2282: ###############################################################
2283: ##
2284: ## Returns default kerberos version and an associated argument
2285: ## as listed in file domain.tab. If not listed, provides
2286: ## appropriate default domain and kerberos version.
2287: ##
2288: #-------------------------------------------
2289:
2290: =pod
2291:
1.112 bowersj2 2292: =item * get_kerberos_defaults
1.80 albertel 2293:
2294: get_kerberos_defaults($target_domain) returns the default kerberos
2295: version and domain. If not found in domain.tabs, it defaults to
2296: version 4 and the domain of the server.
2297:
2298: ($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
2299:
2300: =cut
2301:
2302: #-------------------------------------------
2303: sub get_kerberos_defaults {
2304: my $domain=shift;
2305: my ($krbdef,$krbdefdom) =
2306: &Apache::loncommon::get_auth_defaults($domain);
2307: unless ($krbdef =~/^krb/ && $krbdefdom) {
2308: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
2309: my $krbdefdom=$1;
2310: $krbdefdom=~tr/a-z/A-Z/;
2311: $krbdef = "krb4";
2312: }
2313: return ($krbdef,$krbdefdom);
2314: }
1.112 bowersj2 2315:
2316: =pod
2317:
2318: =back
2319:
2320: =cut
1.32 matthew 2321:
1.46 matthew 2322: ###############################################################
2323: ## Thesaurus Functions ##
2324: ###############################################################
1.20 www 2325:
1.46 matthew 2326: =pod
1.20 www 2327:
1.112 bowersj2 2328: =head1 Thesaurus Functions
2329:
2330: =over 4
2331:
2332: =item * initialize_keywords
1.46 matthew 2333:
2334: Initializes the package variable %Keywords if it is empty. Uses the
2335: package variable $thesaurus_db_file.
2336:
2337: =cut
2338:
2339: ###################################################
2340:
2341: sub initialize_keywords {
2342: return 1 if (scalar keys(%Keywords));
2343: # If we are here, %Keywords is empty, so fill it up
2344: # Make sure the file we need exists...
2345: if (! -e $thesaurus_db_file) {
2346: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
2347: " failed because it does not exist");
2348: return 0;
2349: }
2350: # Set up the hash as a database
2351: my %thesaurus_db;
2352: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2353: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2354: &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
2355: $thesaurus_db_file);
2356: return 0;
2357: }
2358: # Get the average number of appearances of a word.
2359: my $avecount = $thesaurus_db{'average.count'};
2360: # Put keywords (those that appear > average) into %Keywords
2361: while (my ($word,$data)=each (%thesaurus_db)) {
2362: my ($count,undef) = split /:/,$data;
2363: $Keywords{$word}++ if ($count > $avecount);
2364: }
2365: untie %thesaurus_db;
2366: # Remove special values from %Keywords.
1.356 albertel 2367: foreach my $value ('total.count','average.count') {
2368: delete($Keywords{$value}) if (exists($Keywords{$value}));
1.586 raeburn 2369: }
1.46 matthew 2370: return 1;
2371: }
2372:
2373: ###################################################
2374:
2375: =pod
2376:
1.112 bowersj2 2377: =item * keyword($word)
1.46 matthew 2378:
2379: Returns true if $word is a keyword. A keyword is a word that appears more
2380: than the average number of times in the thesaurus database. Calls
2381: &initialize_keywords
2382:
2383: =cut
2384:
2385: ###################################################
1.20 www 2386:
2387: sub keyword {
1.46 matthew 2388: return if (!&initialize_keywords());
2389: my $word=lc(shift());
2390: $word=~s/\W//g;
2391: return exists($Keywords{$word});
1.20 www 2392: }
1.46 matthew 2393:
2394: ###############################################################
2395:
2396: =pod
1.20 www 2397:
1.112 bowersj2 2398: =item * get_related_words
1.46 matthew 2399:
1.160 matthew 2400: Look up a word in the thesaurus. Takes a scalar argument and returns
1.46 matthew 2401: an array of words. If the keyword is not in the thesaurus, an empty array
2402: will be returned. The order of the words returned is determined by the
2403: database which holds them.
2404:
2405: Uses global $thesaurus_db_file.
2406:
2407: =cut
2408:
2409: ###############################################################
2410: sub get_related_words {
2411: my $keyword = shift;
2412: my %thesaurus_db;
2413: if (! -e $thesaurus_db_file) {
2414: &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
2415: "failed because the file does not exist");
2416: return ();
2417: }
2418: if (! tie(%thesaurus_db,'GDBM_File',
1.53 albertel 2419: $thesaurus_db_file,&GDBM_READER(),0640)){
1.46 matthew 2420: return ();
2421: }
2422: my @Words=();
1.429 www 2423: my $count=0;
1.46 matthew 2424: if (exists($thesaurus_db{$keyword})) {
1.356 albertel 2425: # The first element is the number of times
2426: # the word appears. We do not need it now.
1.429 www 2427: my (undef,@RelatedWords) = (split(/:/,$thesaurus_db{$keyword}));
2428: my (undef,$mostfrequentcount)=split(/\,/,$RelatedWords[0]);
2429: my $threshold=$mostfrequentcount/10;
2430: foreach my $possibleword (@RelatedWords) {
2431: my ($word,$wordcount)=split(/\,/,$possibleword);
2432: if ($wordcount>$threshold) {
2433: push(@Words,$word);
2434: $count++;
2435: if ($count>10) { last; }
2436: }
1.20 www 2437: }
2438: }
1.46 matthew 2439: untie %thesaurus_db;
2440: return @Words;
1.14 harris41 2441: }
1.46 matthew 2442:
1.112 bowersj2 2443: =pod
2444:
2445: =back
2446:
2447: =cut
1.61 www 2448:
2449: # -------------------------------------------------------------- Plaintext name
1.81 albertel 2450: =pod
2451:
1.112 bowersj2 2452: =head1 User Name Functions
2453:
2454: =over 4
2455:
1.226 albertel 2456: =item * plainname($uname,$udom,$first)
1.81 albertel 2457:
1.112 bowersj2 2458: Takes a users logon name and returns it as a string in
1.226 albertel 2459: "first middle last generation" form
2460: if $first is set to 'lastname' then it returns it as
2461: 'lastname generation, firstname middlename' if their is a lastname
1.81 albertel 2462:
2463: =cut
1.61 www 2464:
1.295 www 2465:
1.81 albertel 2466: ###############################################################
1.61 www 2467: sub plainname {
1.226 albertel 2468: my ($uname,$udom,$first)=@_;
1.537 albertel 2469: return if (!defined($uname) || !defined($udom));
1.295 www 2470: my %names=&getnames($uname,$udom);
1.226 albertel 2471: my $name=&Apache::lonnet::format_name($names{'firstname'},
2472: $names{'middlename'},
2473: $names{'lastname'},
2474: $names{'generation'},$first);
2475: $name=~s/^\s+//;
1.62 www 2476: $name=~s/\s+$//;
2477: $name=~s/\s+/ /g;
1.353 albertel 2478: if ($name !~ /\S/) { $name=$uname.':'.$udom; }
1.62 www 2479: return $name;
1.61 www 2480: }
1.66 www 2481:
2482: # -------------------------------------------------------------------- Nickname
1.81 albertel 2483: =pod
2484:
1.112 bowersj2 2485: =item * nickname($uname,$udom)
1.81 albertel 2486:
2487: Gets a users name and returns it as a string as
2488:
2489: ""nickname""
1.66 www 2490:
1.81 albertel 2491: if the user has a nickname or
2492:
2493: "first middle last generation"
2494:
2495: if the user does not
2496:
2497: =cut
1.66 www 2498:
2499: sub nickname {
2500: my ($uname,$udom)=@_;
1.537 albertel 2501: return if (!defined($uname) || !defined($udom));
1.295 www 2502: my %names=&getnames($uname,$udom);
1.68 albertel 2503: my $name=$names{'nickname'};
1.66 www 2504: if ($name) {
2505: $name='"'.$name.'"';
2506: } else {
2507: $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
2508: $names{'lastname'}.' '.$names{'generation'};
2509: $name=~s/\s+$//;
2510: $name=~s/\s+/ /g;
2511: }
2512: return $name;
2513: }
2514:
1.295 www 2515: sub getnames {
2516: my ($uname,$udom)=@_;
1.537 albertel 2517: return if (!defined($uname) || !defined($udom));
1.433 albertel 2518: if ($udom eq 'public' && $uname eq 'public') {
2519: return ('lastname' => &mt('Public'));
2520: }
1.295 www 2521: my $id=$uname.':'.$udom;
2522: my ($names,$cached)=&Apache::lonnet::is_cached_new('namescache',$id);
2523: if ($cached) {
2524: return %{$names};
2525: } else {
2526: my %loadnames=&Apache::lonnet::get('environment',
2527: ['firstname','middlename','lastname','generation','nickname'],
2528: $udom,$uname);
2529: &Apache::lonnet::do_cache_new('namescache',$id,\%loadnames);
2530: return %loadnames;
2531: }
2532: }
1.61 www 2533:
1.542 raeburn 2534: # -------------------------------------------------------------------- getemails
2535: =pod
2536:
2537: =item * getemails($uname,$udom)
2538:
2539: Gets a user's email information and returns it as a hash with keys:
2540: notification, critnotification, permanentemail
2541:
2542: For notification and critnotification, values are comma-separated lists
2543: of e-mail address(es); for permanentemail, value is a single e-mail address.
2544:
2545: =cut
2546:
1.466 albertel 2547: sub getemails {
2548: my ($uname,$udom)=@_;
2549: if ($udom eq 'public' && $uname eq 'public') {
2550: return;
2551: }
1.467 www 2552: if (!$udom) { $udom=$env{'user.domain'}; }
2553: if (!$uname) { $uname=$env{'user.name'}; }
1.466 albertel 2554: my $id=$uname.':'.$udom;
2555: my ($names,$cached)=&Apache::lonnet::is_cached_new('emailscache',$id);
2556: if ($cached) {
2557: return %{$names};
2558: } else {
2559: my %loadnames=&Apache::lonnet::get('environment',
2560: ['notification','critnotification',
2561: 'permanentemail'],
2562: $udom,$uname);
2563: &Apache::lonnet::do_cache_new('emailscache',$id,\%loadnames);
2564: return %loadnames;
2565: }
2566: }
2567:
1.551 albertel 2568: sub flush_email_cache {
2569: my ($uname,$udom)=@_;
2570: if (!$udom) { $udom =$env{'user.domain'}; }
2571: if (!$uname) { $uname=$env{'user.name'}; }
2572: return if ($udom eq 'public' && $uname eq 'public');
2573: my $id=$uname.':'.$udom;
2574: &Apache::lonnet::devalidate_cache_new('emailscache',$id);
2575: }
2576:
1.61 www 2577: # ------------------------------------------------------------------ Screenname
1.81 albertel 2578:
2579: =pod
2580:
1.112 bowersj2 2581: =item * screenname($uname,$udom)
1.81 albertel 2582:
2583: Gets a users screenname and returns it as a string
2584:
2585: =cut
1.61 www 2586:
2587: sub screenname {
2588: my ($uname,$udom)=@_;
1.258 albertel 2589: if ($uname eq $env{'user.name'} &&
2590: $udom eq $env{'user.domain'}) {return $env{'environment.screenname'};}
1.212 albertel 2591: my %names=&Apache::lonnet::get('environment',['screenname'],$udom,$uname);
1.68 albertel 2592: return $names{'screenname'};
1.62 www 2593: }
2594:
1.212 albertel 2595:
1.62 www 2596: # ------------------------------------------------------------- Message Wrapper
2597:
2598: sub messagewrapper {
1.369 www 2599: my ($link,$username,$domain,$subject,$text)=@_;
1.62 www 2600: return
1.441 albertel 2601: '<a href="/adm/email?compose=individual&'.
2602: 'recname='.$username.'&recdom='.$domain.
2603: '&subject='.&escape($subject).'&text='.&escape($text).'" '.
1.200 matthew 2604: 'title="'.&mt('Send message').'">'.$link.'</a>';
1.74 www 2605: }
2606: # --------------------------------------------------------------- Notes Wrapper
2607:
2608: sub noteswrapper {
2609: my ($link,$un,$do)=@_;
2610: return
2611: "<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
1.62 www 2612: }
2613: # ------------------------------------------------------------- Aboutme Wrapper
2614:
2615: sub aboutmewrapper {
1.166 www 2616: my ($link,$username,$domain,$target)=@_;
1.447 raeburn 2617: if (!defined($username) && !defined($domain)) {
2618: return;
2619: }
1.205 www 2620: return '<a href="/adm/'.$domain.'/'.$username.'/aboutme"'.
1.454 banghart 2621: ($target?' target="$target"':'').' title="'.&mt("View this user's personal page").'">'.$link.'</a>';
1.62 www 2622: }
2623:
2624: # ------------------------------------------------------------ Syllabus Wrapper
2625:
2626:
2627: sub syllabuswrapper {
1.109 matthew 2628: my ($linktext,$coursedir,$domain,$fontcolor)=@_;
2629: if ($fontcolor) {
2630: $linktext='<font color="'.$fontcolor.'">'.$linktext.'</font>';
2631: }
1.208 matthew 2632: return qq{<a href="/public/$domain/$coursedir/syllabus">$linktext</a>};
1.61 www 2633: }
1.14 harris41 2634:
1.208 matthew 2635: sub track_student_link {
1.268 albertel 2636: my ($linktext,$sname,$sdom,$target,$start) = @_;
2637: my $link ="/adm/trackstudent?";
1.208 matthew 2638: my $title = 'View recent activity';
2639: if (defined($sname) && $sname !~ /^\s*$/ &&
2640: defined($sdom) && $sdom !~ /^\s*$/) {
1.268 albertel 2641: $link .= "selected_student=$sname:$sdom";
1.208 matthew 2642: $title .= ' of this student';
1.268 albertel 2643: }
1.208 matthew 2644: if (defined($target) && $target !~ /^\s*$/) {
2645: $target = qq{target="$target"};
2646: } else {
2647: $target = '';
2648: }
1.268 albertel 2649: if ($start) { $link.='&start='.$start; }
1.554 albertel 2650: $title = &mt($title);
2651: $linktext = &mt($linktext);
1.448 albertel 2652: return qq{<a href="$link" title="$title" $target>$linktext</a>}.
2653: &help_open_topic('View_recent_activity');
1.208 matthew 2654: }
2655:
1.508 www 2656: # ===================================================== Display a student photo
2657:
2658:
1.509 albertel 2659: sub student_image_tag {
1.508 www 2660: my ($domain,$user)=@_;
2661: my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
2662: if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
2663: return '<img src="'.$imgsrc.'" align="right" />';
2664: } else {
2665: return '';
2666: }
2667: }
2668:
1.112 bowersj2 2669: =pod
2670:
2671: =back
2672:
2673: =head1 Access .tab File Data
2674:
2675: =over 4
2676:
2677: =item * languageids()
2678:
2679: returns list of all language ids
2680:
2681: =cut
2682:
1.14 harris41 2683: sub languageids {
1.16 harris41 2684: return sort(keys(%language));
1.14 harris41 2685: }
2686:
1.112 bowersj2 2687: =pod
2688:
2689: =item * languagedescription()
2690:
2691: returns description of a specified language id
2692:
2693: =cut
2694:
1.14 harris41 2695: sub languagedescription {
1.125 www 2696: my $code=shift;
2697: return ($supported_language{$code}?'* ':'').
2698: $language{$code}.
1.126 www 2699: ($supported_language{$code}?' ('.&mt('interface available').')':'');
1.145 www 2700: }
2701:
2702: sub plainlanguagedescription {
2703: my $code=shift;
2704: return $language{$code};
2705: }
2706:
2707: sub supportedlanguagecode {
2708: my $code=shift;
2709: return $supported_language{$code};
1.97 www 2710: }
2711:
1.112 bowersj2 2712: =pod
2713:
2714: =item * copyrightids()
2715:
2716: returns list of all copyrights
2717:
2718: =cut
2719:
2720: sub copyrightids {
2721: return sort(keys(%cprtag));
2722: }
2723:
2724: =pod
2725:
2726: =item * copyrightdescription()
2727:
2728: returns description of a specified copyright id
2729:
2730: =cut
2731:
2732: sub copyrightdescription {
1.166 www 2733: return &mt($cprtag{shift(@_)});
1.112 bowersj2 2734: }
1.197 matthew 2735:
2736: =pod
2737:
1.192 taceyjo1 2738: =item * source_copyrightids()
2739:
2740: returns list of all source copyrights
2741:
2742: =cut
2743:
2744: sub source_copyrightids {
2745: return sort(keys(%scprtag));
2746: }
2747:
2748: =pod
2749:
2750: =item * source_copyrightdescription()
2751:
2752: returns description of a specified source copyright id
2753:
2754: =cut
2755:
2756: sub source_copyrightdescription {
2757: return &mt($scprtag{shift(@_)});
2758: }
1.112 bowersj2 2759:
2760: =pod
2761:
2762: =item * filecategories()
2763:
2764: returns list of all file categories
2765:
2766: =cut
2767:
2768: sub filecategories {
2769: return sort(keys(%category_extensions));
2770: }
2771:
2772: =pod
2773:
2774: =item * filecategorytypes()
2775:
2776: returns list of file types belonging to a given file
2777: category
2778:
2779: =cut
2780:
2781: sub filecategorytypes {
1.356 albertel 2782: my ($cat) = @_;
2783: return @{$category_extensions{lc($cat)}};
1.112 bowersj2 2784: }
2785:
2786: =pod
2787:
2788: =item * fileembstyle()
2789:
2790: returns embedding style for a specified file type
2791:
2792: =cut
2793:
2794: sub fileembstyle {
2795: return $fe{lc(shift(@_))};
1.169 www 2796: }
2797:
1.351 www 2798: sub filemimetype {
2799: return $fm{lc(shift(@_))};
2800: }
2801:
1.169 www 2802:
2803: sub filecategoryselect {
2804: my ($name,$value)=@_;
1.189 matthew 2805: return &select_form($value,$name,
1.169 www 2806: '' => &mt('Any category'),
2807: map { $_,$_ } sort(keys(%category_extensions)));
1.112 bowersj2 2808: }
2809:
2810: =pod
2811:
2812: =item * filedescription()
2813:
2814: returns description for a specified file type
2815:
2816: =cut
2817:
2818: sub filedescription {
1.188 matthew 2819: my $file_description = $fd{lc(shift())};
2820: $file_description =~ s:([\[\]]):~$1:g;
2821: return &mt($file_description);
1.112 bowersj2 2822: }
2823:
2824: =pod
2825:
2826: =item * filedescriptionex()
2827:
2828: returns description for a specified file type with
2829: extra formatting
2830:
2831: =cut
2832:
2833: sub filedescriptionex {
2834: my $ex=shift;
1.188 matthew 2835: my $file_description = $fd{lc($ex)};
2836: $file_description =~ s:([\[\]]):~$1:g;
2837: return '.'.$ex.' '.&mt($file_description);
1.112 bowersj2 2838: }
2839:
2840: # End of .tab access
2841: =pod
2842:
2843: =back
2844:
2845: =cut
2846:
2847: # ------------------------------------------------------------------ File Types
2848: sub fileextensions {
2849: return sort(keys(%fe));
2850: }
2851:
1.97 www 2852: # ----------------------------------------------------------- Display Languages
2853: # returns a hash with all desired display languages
2854: #
2855:
2856: sub display_languages {
2857: my %languages=();
1.356 albertel 2858: foreach my $lang (&preferred_languages()) {
2859: $languages{$lang}=1;
1.97 www 2860: }
2861: &get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']);
1.258 albertel 2862: if ($env{'form.displaylanguage'}) {
1.356 albertel 2863: foreach my $lang (split(/\s*(\,|\;|\:)\s*/,$env{'form.displaylanguage'})) {
2864: $languages{$lang}=1;
1.97 www 2865: }
2866: }
2867: return %languages;
1.14 harris41 2868: }
2869:
1.117 www 2870: sub preferred_languages {
2871: my @languages=();
1.258 albertel 2872: if ($env{'course.'.$env{'request.course.id'}.'.languages'}) {
1.117 www 2873: @languages=(@languages,split(/\s*(\,|\;|\:)\s*/,
1.258 albertel 2874: $env{'course.'.$env{'request.course.id'}.'.languages'}));
1.177 www 2875: }
1.258 albertel 2876: if ($env{'environment.languages'}) {
1.459 albertel 2877: @languages=(@languages,
2878: split(/\s*(\,|\;|\:)\s*/,$env{'environment.languages'}));
1.118 www 2879: }
1.583 albertel 2880: my $browser=$ENV{'HTTP_ACCEPT_LANGUAGE'};
1.162 www 2881: if ($browser) {
1.583 albertel 2882: my @browser =
2883: map { (split(/\s*;\s*/,$_))[0] } (split(/\s*,\s*/,$browser));
2884: push(@languages,@browser);
1.162 www 2885: }
1.514 albertel 2886: if (&Apache::lonnet::domain($env{'user.domain'},'lang_def')) {
1.118 www 2887: @languages=(@languages,
1.514 albertel 2888: &Apache::lonnet::domain($env{'user.domain'},
2889: 'lang_def'));
1.118 www 2890: }
1.514 albertel 2891: if (&Apache::lonnet::domain($env{'request.role.domain'},'lang_def')) {
1.118 www 2892: @languages=(@languages,
1.514 albertel 2893: &Apache::lonnet::domain($env{'request.role.domain'},
2894: 'lang_def'));
1.118 www 2895: }
1.514 albertel 2896: if (&Apache::lonnet::domain($Apache::lonnet::perlvar{'lonDefDomain'},
2897: 'lang_def')) {
1.118 www 2898: @languages=(@languages,
1.514 albertel 2899: &Apache::lonnet::domain($Apache::lonnet::perlvar{'lonDefDomain'},
2900: 'lang_def'));
1.118 www 2901: }
2902: # turn "en-ca" into "en-ca,en"
2903: my @genlanguages;
1.356 albertel 2904: foreach my $lang (@languages) {
2905: unless ($lang=~/\w/) { next; }
1.583 albertel 2906: push(@genlanguages,$lang);
1.356 albertel 2907: if ($lang=~/(\-|\_)/) {
2908: push(@genlanguages,(split(/(\-|\_)/,$lang))[0]);
1.118 www 2909: }
2910: }
1.583 albertel 2911: #uniqueify the languages list
2912: my %count;
2913: @genlanguages = map { $count{$_}++ == 0 ? $_ : () } @genlanguages;
1.118 www 2914: return @genlanguages;
1.117 www 2915: }
2916:
1.582 albertel 2917: sub languages {
2918: my ($possible_langs) = @_;
2919: my @preferred_langs = &preferred_languages();
2920: if (!ref($possible_langs)) {
2921: if( wantarray ) {
2922: return @preferred_langs;
2923: } else {
2924: return $preferred_langs[0];
2925: }
2926: }
2927: my %possibilities = map { $_ => 1 } (@$possible_langs);
2928: my @preferred_possibilities;
2929: foreach my $preferred_lang (@preferred_langs) {
2930: if (exists($possibilities{$preferred_lang})) {
2931: push(@preferred_possibilities, $preferred_lang);
2932: }
2933: }
2934: if( wantarray ) {
2935: return @preferred_possibilities;
2936: }
2937: return $preferred_possibilities[0];
2938: }
2939:
1.112 bowersj2 2940: ###############################################################
2941: ## Student Answer Attempts ##
2942: ###############################################################
2943:
2944: =pod
2945:
2946: =head1 Alternate Problem Views
2947:
2948: =over 4
2949:
2950: =item * get_previous_attempt($symb, $username, $domain, $course,
2951: $getattempt, $regexp, $gradesub)
2952:
2953: Return string with previous attempt on problem. Arguments:
2954:
2955: =over 4
2956:
2957: =item * $symb: Problem, including path
2958:
2959: =item * $username: username of the desired student
2960:
2961: =item * $domain: domain of the desired student
1.14 harris41 2962:
1.112 bowersj2 2963: =item * $course: Course ID
1.14 harris41 2964:
1.112 bowersj2 2965: =item * $getattempt: Leave blank for all attempts, otherwise put
2966: something
1.14 harris41 2967:
1.112 bowersj2 2968: =item * $regexp: if string matches this regexp, the string will be
2969: sent to $gradesub
1.14 harris41 2970:
1.112 bowersj2 2971: =item * $gradesub: routine that processes the string if it matches $regexp
1.14 harris41 2972:
1.112 bowersj2 2973: =back
1.14 harris41 2974:
1.112 bowersj2 2975: The output string is a table containing all desired attempts, if any.
1.16 harris41 2976:
1.112 bowersj2 2977: =cut
1.1 albertel 2978:
2979: sub get_previous_attempt {
1.43 ng 2980: my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_;
1.1 albertel 2981: my $prevattempts='';
1.43 ng 2982: no strict 'refs';
1.1 albertel 2983: if ($symb) {
1.3 albertel 2984: my (%returnhash)=
2985: &Apache::lonnet::restore($symb,$course,$domain,$username);
1.1 albertel 2986: if ($returnhash{'version'}) {
2987: my %lasthash=();
2988: my $version;
2989: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.356 albertel 2990: foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) {
2991: $lasthash{$key}=$returnhash{$version.':'.$key};
1.19 harris41 2992: }
1.1 albertel 2993: }
1.596 albertel 2994: $prevattempts=&start_data_table().&start_data_table_header_row();
2995: $prevattempts.='<th>'.&mt('History').'</th>';
1.356 albertel 2996: foreach my $key (sort(keys(%lasthash))) {
2997: my ($ign,@parts) = split(/\./,$key);
1.41 ng 2998: if ($#parts > 0) {
1.31 albertel 2999: my $data=$parts[-1];
3000: pop(@parts);
1.596 albertel 3001: $prevattempts.='<th>'.&mt('Part ').join('.',@parts).'<br />'.$data.' </th>';
1.31 albertel 3002: } else {
1.41 ng 3003: if ($#parts == 0) {
3004: $prevattempts.='<th>'.$parts[0].'</th>';
3005: } else {
3006: $prevattempts.='<th>'.$ign.'</th>';
3007: }
1.31 albertel 3008: }
1.16 harris41 3009: }
1.596 albertel 3010: $prevattempts.=&end_data_table_header_row();
1.40 ng 3011: if ($getattempt eq '') {
3012: for ($version=1;$version<=$returnhash{'version'};$version++) {
1.596 albertel 3013: $prevattempts.=&start_data_table_row().
3014: '<td>'.&mt('Transaction [_1]',$version).'</td>';
1.356 albertel 3015: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3016: my $value = &format_previous_attempt_value($key,
3017: $returnhash{$version.':'.$key});
3018: $prevattempts.='<td>'.$value.' </td>';
1.40 ng 3019: }
1.596 albertel 3020: $prevattempts.=&end_data_table_row();
1.40 ng 3021: }
1.1 albertel 3022: }
1.596 albertel 3023: $prevattempts.=&start_data_table_row().'<td>'.&mt('Current').'</td>';
1.356 albertel 3024: foreach my $key (sort(keys(%lasthash))) {
1.581 albertel 3025: my $value = &format_previous_attempt_value($key,$lasthash{$key});
1.356 albertel 3026: if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
1.40 ng 3027: $prevattempts.='<td>'.$value.' </td>';
1.16 harris41 3028: }
1.596 albertel 3029: $prevattempts.= &end_data_table_row().&end_data_table();
1.1 albertel 3030: } else {
1.596 albertel 3031: $prevattempts=
3032: &start_data_table().&start_data_table_row().
3033: '<td>'.&mt('Nothing submitted - no attempts.').'</td>'.
3034: &end_data_table_row().&end_data_table();
1.1 albertel 3035: }
3036: } else {
1.596 albertel 3037: $prevattempts=
3038: &start_data_table().&start_data_table_row().
3039: '<td>'.&mt('No data.').'</td>'.
3040: &end_data_table_row().&end_data_table();
1.1 albertel 3041: }
1.10 albertel 3042: }
3043:
1.581 albertel 3044: sub format_previous_attempt_value {
3045: my ($key,$value) = @_;
3046: if ($key =~ /timestamp/) {
3047: $value = &Apache::lonlocal::locallocaltime($value);
3048: } elsif (ref($value) eq 'ARRAY') {
3049: $value = '('.join(', ', @{ $value }).')';
3050: } else {
3051: $value = &unescape($value);
3052: }
3053: return $value;
3054: }
3055:
3056:
1.107 albertel 3057: sub relative_to_absolute {
3058: my ($url,$output)=@_;
3059: my $parser=HTML::TokeParser->new(\$output);
3060: my $token;
3061: my $thisdir=$url;
3062: my @rlinks=();
3063: while ($token=$parser->get_token) {
3064: if ($token->[0] eq 'S') {
3065: if ($token->[1] eq 'a') {
3066: if ($token->[2]->{'href'}) {
3067: $rlinks[$#rlinks+1]=$token->[2]->{'href'};
3068: }
3069: } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
3070: $rlinks[$#rlinks+1]=$token->[2]->{'src'};
3071: } elsif ($token->[1] eq 'base') {
3072: $thisdir=$token->[2]->{'href'};
3073: }
3074: }
3075: }
3076: $thisdir=~s-/[^/]*$--;
1.356 albertel 3077: foreach my $link (@rlinks) {
3078: unless (($link=~/^http:\/\//i) ||
3079: ($link=~/^\//) ||
3080: ($link=~/^javascript:/i) ||
3081: ($link=~/^mailto:/i) ||
3082: ($link=~/^\#/)) {
3083: my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
3084: $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
1.107 albertel 3085: }
3086: }
3087: # -------------------------------------------------- Deal with Applet codebases
3088: $output=~s/(\<applet[^\>]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
3089: return $output;
3090: }
3091:
1.112 bowersj2 3092: =pod
3093:
3094: =item * get_student_view
3095:
3096: show a snapshot of what student was looking at
3097:
3098: =cut
3099:
1.10 albertel 3100: sub get_student_view {
1.186 albertel 3101: my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
1.114 www 3102: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3103: my (%form);
1.10 albertel 3104: my @elements=('symb','courseid','domain','username');
3105: foreach my $element (@elements) {
1.186 albertel 3106: $form{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3107: }
1.186 albertel 3108: if (defined($moreenv)) {
3109: %form=(%form,%{$moreenv});
3110: }
1.236 albertel 3111: if (defined($target)) { $form{'grade_target'} = $target; }
1.107 albertel 3112: $feedurl=&Apache::lonnet::clutter($feedurl);
1.186 albertel 3113: my $userview=&Apache::lonnet::ssi_body($feedurl,%form);
1.11 albertel 3114: $userview=~s/\<body[^\>]*\>//gi;
3115: $userview=~s/\<\/body\>//gi;
3116: $userview=~s/\<html\>//gi;
3117: $userview=~s/\<\/html\>//gi;
3118: $userview=~s/\<head\>//gi;
3119: $userview=~s/\<\/head\>//gi;
3120: $userview=~s/action\s*\=/would_be_action\=/gi;
1.107 albertel 3121: $userview=&relative_to_absolute($feedurl,$userview);
1.11 albertel 3122: return $userview;
3123: }
3124:
1.112 bowersj2 3125: =pod
3126:
3127: =item * get_student_answers()
3128:
3129: show a snapshot of how student was answering problem
3130:
3131: =cut
3132:
1.11 albertel 3133: sub get_student_answers {
1.100 sakharuk 3134: my ($symb,$username,$domain,$courseid,%form) = @_;
1.114 www 3135: my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
1.186 albertel 3136: my (%moreenv);
1.11 albertel 3137: my @elements=('symb','courseid','domain','username');
3138: foreach my $element (@elements) {
1.186 albertel 3139: $moreenv{'grade_'.$element}=eval '$'.$element #'
1.10 albertel 3140: }
1.186 albertel 3141: $moreenv{'grade_target'}='answer';
3142: %moreenv=(%form,%moreenv);
1.497 raeburn 3143: $feedurl = &Apache::lonnet::clutter($feedurl);
3144: my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
1.10 albertel 3145: return $userview;
1.1 albertel 3146: }
1.116 albertel 3147:
3148: =pod
3149:
3150: =item * &submlink()
3151:
1.242 albertel 3152: Inputs: $text $uname $udom $symb $target
1.116 albertel 3153:
3154: Returns: A link to grades.pm such as to see the SUBM view of a student
3155:
3156: =cut
3157:
3158: ###############################################
3159: sub submlink {
1.242 albertel 3160: my ($text,$uname,$udom,$symb,$target)=@_;
1.116 albertel 3161: if (!($uname && $udom)) {
3162: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3163: &Apache::lonnet::whichuser($symb);
1.116 albertel 3164: if (!$symb) { $symb=$cursymb; }
3165: }
1.254 matthew 3166: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3167: $symb=&escape($symb);
1.242 albertel 3168: if ($target) { $target="target=\"$target\""; }
3169: return '<a href="/adm/grades?&command=submission&'.
3170: 'symb='.$symb.'&student='.$uname.
3171: '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
3172: }
3173: ##############################################
3174:
3175: =pod
3176:
3177: =item * &pgrdlink()
3178:
3179: Inputs: $text $uname $udom $symb $target
3180:
3181: Returns: A link to grades.pm such as to see the PGRD view of a student
3182:
3183: =cut
3184:
3185: ###############################################
3186: sub pgrdlink {
3187: my $link=&submlink(@_);
3188: $link=~s/(&command=submission)/$1&showgrading=yes/;
3189: return $link;
3190: }
3191: ##############################################
3192:
3193: =pod
3194:
3195: =item * &pprmlink()
3196:
3197: Inputs: $text $uname $udom $symb $target
3198:
3199: Returns: A link to parmset.pm such as to see the PPRM view of a
1.283 albertel 3200: student and a specific resource
1.242 albertel 3201:
3202: =cut
3203:
3204: ###############################################
3205: sub pprmlink {
3206: my ($text,$uname,$udom,$symb,$target)=@_;
3207: if (!($uname && $udom)) {
3208: (my $cursymb, my $courseid,$udom,$uname)=
1.463 albertel 3209: &Apache::lonnet::whichuser($symb);
1.242 albertel 3210: if (!$symb) { $symb=$cursymb; }
3211: }
1.254 matthew 3212: if (!$symb) { $symb=&Apache::lonnet::symbread(); }
1.369 www 3213: $symb=&escape($symb);
1.242 albertel 3214: if ($target) { $target="target=\"$target\""; }
1.595 albertel 3215: return '<a href="/adm/parmset?command=set&'.
3216: 'symb='.$symb.'&uname='.$uname.
3217: '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
1.116 albertel 3218: }
3219: ##############################################
1.37 matthew 3220:
1.112 bowersj2 3221: =pod
3222:
3223: =back
3224:
3225: =cut
3226:
1.37 matthew 3227: ###############################################
1.51 www 3228:
3229:
3230: sub timehash {
3231: my @ltime=localtime(shift);
3232: return ( 'seconds' => $ltime[0],
3233: 'minutes' => $ltime[1],
3234: 'hours' => $ltime[2],
3235: 'day' => $ltime[3],
3236: 'month' => $ltime[4]+1,
3237: 'year' => $ltime[5]+1900,
3238: 'weekday' => $ltime[6],
3239: 'dayyear' => $ltime[7]+1,
3240: 'dlsav' => $ltime[8] );
3241: }
3242:
1.370 www 3243: sub utc_string {
3244: my ($date)=@_;
1.371 www 3245: return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
1.370 www 3246: }
3247:
1.51 www 3248: sub maketime {
3249: my %th=@_;
3250: return POSIX::mktime(
3251: ($th{'seconds'},$th{'minutes'},$th{'hours'},
1.210 www 3252: $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
1.70 www 3253: }
3254:
3255: #########################################
1.51 www 3256:
3257: sub findallcourses {
1.482 raeburn 3258: my ($roles,$uname,$udom) = @_;
1.355 albertel 3259: my %roles;
3260: if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
1.348 albertel 3261: my %courses;
1.51 www 3262: my $now=time;
1.482 raeburn 3263: if (!defined($uname)) {
3264: $uname = $env{'user.name'};
3265: }
3266: if (!defined($udom)) {
3267: $udom = $env{'user.domain'};
3268: }
3269: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
3270: my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname);
3271: if (!%roles) {
3272: %roles = (
3273: cc => 1,
3274: in => 1,
3275: ep => 1,
3276: ta => 1,
3277: cr => 1,
3278: st => 1,
3279: );
3280: }
3281: foreach my $entry (keys(%roleshash)) {
3282: my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry});
3283: if ($trole =~ /^cr/) {
3284: next if (!exists($roles{$trole}) && !exists($roles{'cr'}));
3285: } else {
3286: next if (!exists($roles{$trole}));
3287: }
3288: if ($tend) {
3289: next if ($tend < $now);
3290: }
3291: if ($tstart) {
3292: next if ($tstart > $now);
3293: }
3294: my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec);
3295: (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry);
3296: if ($secpart eq '') {
3297: ($cnum,$role) = split(/_/,$cnumpart);
3298: $sec = 'none';
3299: $realsec = '';
3300: } else {
3301: $cnum = $cnumpart;
3302: ($sec,$role) = split(/_/,$secpart);
3303: $realsec = $sec;
1.490 raeburn 3304: }
1.482 raeburn 3305: $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec;
3306: }
3307: } else {
3308: foreach my $key (keys(%env)) {
1.483 albertel 3309: if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} ||
3310: $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) {
1.482 raeburn 3311: my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4);
3312: next if ($role eq 'ca' || $role eq 'aa');
3313: next if (%roles && !exists($roles{$role}));
3314: my ($starttime,$endtime)=split(/\./,$env{$key});
3315: my $active=1;
3316: if ($starttime) {
3317: if ($now<$starttime) { $active=0; }
3318: }
3319: if ($endtime) {
3320: if ($now>$endtime) { $active=0; }
3321: }
3322: if ($active) {
3323: if ($sec eq '') {
3324: $sec = 'none';
3325: }
3326: $courses{$cdom.'_'.$cnum}{$sec} =
3327: $role.'/'.$cdom.'/'.$cnum.'/'.$sec;
1.474 raeburn 3328: }
3329: }
1.51 www 3330: }
3331: }
1.474 raeburn 3332: return %courses;
1.51 www 3333: }
1.37 matthew 3334:
1.54 www 3335: ###############################################
1.474 raeburn 3336:
3337: sub blockcheck {
1.482 raeburn 3338: my ($setters,$activity,$uname,$udom) = @_;
1.490 raeburn 3339:
3340: if (!defined($udom)) {
3341: $udom = $env{'user.domain'};
3342: }
3343: if (!defined($uname)) {
3344: $uname = $env{'user.name'};
3345: }
3346:
3347: # If uname and udom are for a course, check for blocks in the course.
3348:
3349: if (&Apache::lonnet::is_course($udom,$uname)) {
3350: my %records = &Apache::lonnet::dump('comm_block',$udom,$uname);
1.502 raeburn 3351: my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname);
1.490 raeburn 3352: return ($startblock,$endblock);
3353: }
1.474 raeburn 3354:
1.502 raeburn 3355: my $startblock = 0;
3356: my $endblock = 0;
1.482 raeburn 3357: my %live_courses = &findallcourses(undef,$uname,$udom);
1.474 raeburn 3358:
1.490 raeburn 3359: # If uname is for a user, and activity is course-specific, i.e.,
3360: # boards, chat or groups, check for blocking in current course only.
1.474 raeburn 3361:
1.490 raeburn 3362: if (($activity eq 'boards' || $activity eq 'chat' ||
3363: $activity eq 'groups') && ($env{'request.course.id'})) {
3364: foreach my $key (keys(%live_courses)) {
3365: if ($key ne $env{'request.course.id'}) {
3366: delete($live_courses{$key});
3367: }
3368: }
3369: }
3370:
3371: my $otheruser = 0;
3372: my %own_courses;
3373: if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) {
3374: # Resource belongs to user other than current user.
3375: $otheruser = 1;
3376: # Gather courses for current user
3377: %own_courses =
3378: &findallcourses(undef,$env{'user.name'},$env{'user.domain'});
3379: }
3380:
3381: # Gather active course roles - course coordinator, instructor,
3382: # exam proctor, ta, student, or custom role.
1.474 raeburn 3383:
3384: foreach my $course (keys(%live_courses)) {
1.482 raeburn 3385: my ($cdom,$cnum);
3386: if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) {
3387: $cdom = $env{'course.'.$course.'.domain'};
3388: $cnum = $env{'course.'.$course.'.num'};
3389: } else {
1.490 raeburn 3390: ($cdom,$cnum) = split(/_/,$course);
1.482 raeburn 3391: }
3392: my $no_ownblock = 0;
3393: my $no_userblock = 0;
1.533 raeburn 3394: if ($otheruser && $activity ne 'com') {
1.490 raeburn 3395: # Check if current user has 'evb' priv for this
3396: if (defined($own_courses{$course})) {
3397: foreach my $sec (keys(%{$own_courses{$course}})) {
3398: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
3399: if ($sec ne 'none') {
3400: $checkrole .= '/'.$sec;
3401: }
3402: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3403: $no_ownblock = 1;
3404: last;
3405: }
3406: }
3407: }
3408: # if they have 'evb' priv and are currently not playing student
3409: next if (($no_ownblock) &&
3410: ($env{'request.role'} !~ m{^st\./$cdom/$cnum}));
3411: }
1.474 raeburn 3412: foreach my $sec (keys(%{$live_courses{$course}})) {
1.482 raeburn 3413: my $checkrole = 'cm./'.$cdom.'/'.$cnum;
1.474 raeburn 3414: if ($sec ne 'none') {
1.482 raeburn 3415: $checkrole .= '/'.$sec;
1.474 raeburn 3416: }
1.490 raeburn 3417: if ($otheruser) {
3418: # Resource belongs to user other than current user.
3419: # Assemble privs for that user, and check for 'evb' priv.
1.482 raeburn 3420: my ($trole,$tdom,$tnum,$tsec);
3421: my $entry = $live_courses{$course}{$sec};
3422: if ($entry =~ /^cr/) {
3423: ($trole,$tdom,$tnum,$tsec) =
3424: ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|);
3425: } else {
3426: ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry);
3427: }
3428: my ($spec,$area,$trest,%allroles,%userroles);
3429: $area = '/'.$tdom.'/'.$tnum;
3430: $trest = $tnum;
3431: if ($tsec ne '') {
3432: $area .= '/'.$tsec;
3433: $trest .= '/'.$tsec;
3434: }
3435: $spec = $trole.'.'.$area;
3436: if ($trole =~ /^cr/) {
3437: &Apache::lonnet::custom_roleprivs(\%allroles,$trole,
3438: $tdom,$spec,$trest,$area);
3439: } else {
3440: &Apache::lonnet::standard_roleprivs(\%allroles,$trole,
3441: $tdom,$spec,$trest,$area);
3442: }
3443: my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles);
1.486 raeburn 3444: if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) {
3445: if ($1) {
3446: $no_userblock = 1;
3447: last;
3448: }
3449: }
1.490 raeburn 3450: } else {
3451: # Resource belongs to current user
3452: # Check for 'evb' priv via lonnet::allowed().
1.482 raeburn 3453: if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) {
3454: $no_ownblock = 1;
3455: last;
3456: }
1.474 raeburn 3457: }
3458: }
3459: # if they have the evb priv and are currently not playing student
1.482 raeburn 3460: next if (($no_ownblock) &&
1.491 albertel 3461: ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E}));
1.482 raeburn 3462: next if ($no_userblock);
1.474 raeburn 3463:
1.490 raeburn 3464: # Retrieve blocking times and identity of blocker for course
3465: # of specified user, unless user has 'evb' privilege.
1.502 raeburn 3466:
3467: my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum);
3468: if (($start != 0) &&
3469: (($startblock == 0) || ($startblock > $start))) {
3470: $startblock = $start;
3471: }
3472: if (($end != 0) &&
3473: (($endblock == 0) || ($endblock < $end))) {
3474: $endblock = $end;
3475: }
1.490 raeburn 3476: }
3477: return ($startblock,$endblock);
3478: }
3479:
3480: sub get_blocks {
3481: my ($setters,$activity,$cdom,$cnum) = @_;
3482: my $startblock = 0;
3483: my $endblock = 0;
3484: my $course = $cdom.'_'.$cnum;
3485: $setters->{$course} = {};
3486: $setters->{$course}{'staff'} = [];
3487: $setters->{$course}{'times'} = [];
3488: my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
3489: foreach my $record (keys(%records)) {
3490: my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/);
3491: if ($start <= time && $end >= time) {
3492: my ($staff_name,$staff_dom,$title,$blocks) =
3493: &parse_block_record($records{$record});
3494: if ($blocks->{$activity} eq 'on') {
3495: push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]);
3496: push(@{$$setters{$course}{'times'}}, [$start,$end]);
1.491 albertel 3497: if ( ($startblock == 0) || ($startblock > $start) ) {
3498: $startblock = $start;
1.490 raeburn 3499: }
1.491 albertel 3500: if ( ($endblock == 0) || ($endblock < $end) ) {
3501: $endblock = $end;
1.474 raeburn 3502: }
3503: }
3504: }
3505: }
3506: return ($startblock,$endblock);
3507: }
3508:
3509: sub parse_block_record {
3510: my ($record) = @_;
3511: my ($setuname,$setudom,$title,$blocks);
3512: if (ref($record) eq 'HASH') {
3513: ($setuname,$setudom) = split(/:/,$record->{'setter'});
3514: $title = &unescape($record->{'event'});
3515: $blocks = $record->{'blocks'};
3516: } else {
3517: my @data = split(/:/,$record,3);
3518: if (scalar(@data) eq 2) {
3519: $title = $data[1];
3520: ($setuname,$setudom) = split(/@/,$data[0]);
3521: } else {
3522: ($setuname,$setudom,$title) = @data;
3523: }
3524: $blocks = { 'com' => 'on' };
3525: }
3526: return ($setuname,$setudom,$title,$blocks);
3527: }
3528:
3529: sub build_block_table {
3530: my ($startblock,$endblock,$setters) = @_;
3531: my %lt = &Apache::lonlocal::texthash(
3532: 'cacb' => 'Currently active communication blocks',
3533: 'cour' => 'Course',
3534: 'dura' => 'Duration',
3535: 'blse' => 'Block set by'
3536: );
3537: my $output;
1.476 raeburn 3538: $output = '<br />'.$lt{'cacb'}.':<br />';
1.474 raeburn 3539: $output .= &start_data_table();
3540: $output .= '
3541: <tr>
3542: <th>'.$lt{'cour'}.'</th>
3543: <th>'.$lt{'dura'}.'</th>
3544: <th>'.$lt{'blse'}.'</th>
3545: </tr>
3546: ';
3547: foreach my $course (keys(%{$setters})) {
3548: my %courseinfo=&Apache::lonnet::coursedescription($course);
3549: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
3550: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
1.490 raeburn 3551: my $fullname = &plainname($uname,$udom);
3552: if (defined($env{'user.name'}) && defined($env{'user.domain'})
3553: && $env{'user.name'} ne 'public'
3554: && $env{'user.domain'} ne 'public') {
3555: $fullname = &aboutmewrapper($fullname,$uname,$udom);
3556: }
1.474 raeburn 3557: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
3558: $openblock = &Apache::lonlocal::locallocaltime($openblock);
3559: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
3560: $output .= &Apache::loncommon::start_data_table_row().
3561: '<td>'.$courseinfo{'description'}.'</td>'.
3562: '<td>'.$openblock.' to '.$closeblock.'</td>'.
1.490 raeburn 3563: '<td>'.$fullname.'</td>'.
1.474 raeburn 3564: &Apache::loncommon::end_data_table_row();
3565: }
3566: }
3567: $output .= &end_data_table();
3568: }
3569:
1.490 raeburn 3570: sub blocking_status {
3571: my ($activity,$uname,$udom) = @_;
3572: my %setters;
3573: my ($blocked,$output,$ownitem,$is_course);
3574: my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom);
3575: if ($startblock && $endblock) {
3576: $blocked = 1;
3577: if (wantarray) {
3578: my $category;
3579: if ($activity eq 'boards') {
3580: $category = 'Discussion posts in this course';
3581: } elsif ($activity eq 'blogs') {
3582: $category = 'Blogs';
3583: } elsif ($activity eq 'port') {
3584: if (defined($uname) && defined($udom)) {
3585: if ($uname eq $env{'user.name'} &&
3586: $udom eq $env{'user.domain'}) {
3587: $ownitem = 1;
3588: }
3589: }
3590: $is_course = &Apache::lonnet::is_course($udom,$uname);
3591: if ($ownitem) {
3592: $category = 'Your portfolio files';
3593: } elsif ($is_course) {
3594: my $coursedesc;
3595: foreach my $course (keys(%setters)) {
3596: my %courseinfo =
3597: &Apache::lonnet::coursedescription($course);
3598: $coursedesc = $courseinfo{'description'};
3599: }
3600: $category = "Group files in the course '$coursedesc'";
3601: } else {
3602: $category = 'Portfolio files belonging to ';
3603: if ($env{'user.name'} eq 'public' &&
3604: $env{'user.domain'} eq 'public') {
3605: $category .= &plainname($uname,$udom);
3606: } else {
3607: $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom);
3608: }
3609: }
3610: } elsif ($activity eq 'groups') {
3611: $category = 'Groups in this course';
3612: }
3613: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
3614: my $showend = &Apache::lonlocal::locallocaltime($endblock);
3615: $output = '<br />'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'<br />';
3616: if (!($activity eq 'port' && !($ownitem) && !($is_course))) {
3617: $output .= &build_block_table($startblock,$endblock,\%setters);
3618: }
3619: }
3620: }
3621: if (wantarray) {
3622: return ($blocked,$output);
3623: } else {
3624: return $blocked;
3625: }
3626: }
3627:
1.60 matthew 3628: ###############################################
3629:
3630: =pod
3631:
1.112 bowersj2 3632: =head1 Domain Template Functions
3633:
3634: =over 4
3635:
3636: =item * &determinedomain()
1.60 matthew 3637:
3638: Inputs: $domain (usually will be undef)
3639:
1.63 www 3640: Returns: Determines which domain should be used for designs
1.60 matthew 3641:
3642: =cut
1.54 www 3643:
1.60 matthew 3644: ###############################################
1.63 www 3645: sub determinedomain {
3646: my $domain=shift;
1.531 albertel 3647: if (! $domain) {
1.60 matthew 3648: # Determine domain if we have not been given one
3649: $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
1.258 albertel 3650: if ($env{'user.domain'}) { $domain=$env{'user.domain'}; }
3651: if ($env{'request.role.domain'}) {
3652: $domain=$env{'request.role.domain'};
1.60 matthew 3653: }
3654: }
1.63 www 3655: return $domain;
3656: }
3657: ###############################################
1.517 raeburn 3658:
1.518 albertel 3659: sub devalidate_domconfig_cache {
3660: my ($udom)=@_;
3661: &Apache::lonnet::devalidate_cache_new('domainconfig',$udom);
3662: }
3663:
3664: # ---------------------- Get domain configuration for a domain
3665: sub get_domainconf {
3666: my ($udom) = @_;
3667: my $cachetime=1800;
3668: my ($result,$cached)=&Apache::lonnet::is_cached_new('domainconfig',$udom);
3669: if (defined($cached)) { return %{$result}; }
3670:
3671: my %domconfig = &Apache::lonnet::get_dom('configuration',
3672: ['login','rolecolors'],$udom);
1.632 raeburn 3673: my (%designhash,%legacy);
1.518 albertel 3674: if (keys(%domconfig) > 0) {
3675: if (ref($domconfig{'login'}) eq 'HASH') {
1.632 raeburn 3676: if (keys(%{$domconfig{'login'}})) {
3677: foreach my $key (keys(%{$domconfig{'login'}})) {
3678: $designhash{$udom.'.login.'.$key}=$domconfig{'login'}{$key};
3679: }
3680: } else {
3681: $legacy{'login'} = 1;
1.518 albertel 3682: }
1.632 raeburn 3683: } else {
3684: $legacy{'login'} = 1;
1.518 albertel 3685: }
3686: if (ref($domconfig{'rolecolors'}) eq 'HASH') {
1.632 raeburn 3687: if (keys(%{$domconfig{'rolecolors'}})) {
3688: foreach my $role (keys(%{$domconfig{'rolecolors'}})) {
3689: if (ref($domconfig{'rolecolors'}{$role}) eq 'HASH') {
3690: foreach my $item (keys(%{$domconfig{'rolecolors'}{$role}})) {
3691: $designhash{$udom.'.'.$role.'.'.$item}=$domconfig{'rolecolors'}{$role}{$item};
3692: }
1.518 albertel 3693: }
3694: }
1.632 raeburn 3695: } else {
3696: $legacy{'rolecolors'} = 1;
1.518 albertel 3697: }
1.632 raeburn 3698: } else {
3699: $legacy{'rolecolors'} = 1;
1.518 albertel 3700: }
1.632 raeburn 3701: if (keys(%legacy) > 0) {
3702: my %legacyhash = &get_legacy_domconf($udom);
3703: foreach my $item (keys(%legacyhash)) {
3704: if ($item =~ /^\Q$udom\E\.login/) {
3705: if ($legacy{'login'}) {
3706: $designhash{$item} = $legacyhash{$item};
3707: }
3708: } else {
3709: if ($legacy{'rolecolors'}) {
3710: $designhash{$item} = $legacyhash{$item};
3711: }
1.518 albertel 3712: }
3713: }
3714: }
1.632 raeburn 3715: } else {
3716: %designhash = &get_legacy_domconf($udom);
1.518 albertel 3717: }
3718: &Apache::lonnet::do_cache_new('domainconfig',$udom,\%designhash,
3719: $cachetime);
3720: return %designhash;
3721: }
3722:
1.632 raeburn 3723: sub get_legacy_domconf {
3724: my ($udom) = @_;
3725: my %legacyhash;
3726: my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors';
3727: my $designfile = $designdir.'/'.$udom.'.tab';
3728: if (-e $designfile) {
3729: if ( open (my $fh,"<$designfile") ) {
3730: while (my $line = <$fh>) {
3731: next if ($line =~ /^\#/);
3732: chomp($line);
3733: my ($key,$val)=(split(/\=/,$line));
3734: if ($val) { $legacyhash{$udom.'.'.$key}=$val; }
3735: }
3736: close($fh);
3737: }
3738: }
3739: if (-e '/home/httpd/html/adm/lonDomLogos/'.$udom.'.gif') {
3740: $legacyhash{$udom.'.login.domlogo'} = "/adm/lonDomLogos/$udom.gif";
3741: }
3742: return %legacyhash;
3743: }
3744:
1.63 www 3745: =pod
3746:
1.112 bowersj2 3747: =item * &domainlogo()
1.63 www 3748:
3749: Inputs: $domain (usually will be undef)
3750:
3751: Returns: A link to a domain logo, if the domain logo exists.
3752: If the domain logo does not exist, a description of the domain.
3753:
3754: =cut
1.112 bowersj2 3755:
1.63 www 3756: ###############################################
3757: sub domainlogo {
1.517 raeburn 3758: my $domain = &determinedomain(shift);
1.518 albertel 3759: my %designhash = &get_domainconf($domain);
1.517 raeburn 3760: # See if there is a logo
3761: if ($designhash{$domain.'.login.domlogo'} ne '') {
1.519 raeburn 3762: my $imgsrc = $designhash{$domain.'.login.domlogo'};
1.538 albertel 3763: if ($imgsrc =~ m{^/(adm|res)/}) {
3764: if ($imgsrc =~ m{^/res/}) {
3765: my $local_name = &Apache::lonnet::filelocation('',$imgsrc);
3766: &Apache::lonnet::repcopy($local_name);
3767: }
3768: $imgsrc = &lonhttpdurl($imgsrc);
1.519 raeburn 3769: }
3770: return '<img src="'.$imgsrc.'" alt="'.$domain.'" />';
1.514 albertel 3771: } elsif (defined(&Apache::lonnet::domain($domain,'description'))) {
3772: return &Apache::lonnet::domain($domain,'description');
1.59 www 3773: } else {
1.60 matthew 3774: return '';
1.59 www 3775: }
3776: }
1.63 www 3777: ##############################################
3778:
3779: =pod
3780:
1.112 bowersj2 3781: =item * &designparm()
1.63 www 3782:
3783: Inputs: $which parameter; $domain (usually will be undef)
3784:
3785: Returns: value of designparamter $which
3786:
3787: =cut
1.112 bowersj2 3788:
1.397 albertel 3789:
1.400 albertel 3790: ##############################################
1.397 albertel 3791: sub designparm {
3792: my ($which,$domain)=@_;
1.258 albertel 3793: if ($env{'browser.blackwhite'} eq 'on') {
1.635 raeburn 3794: if ($which=~/\.(font|alink|vlink|link|textcol)$/) {
1.110 www 3795: return '#000000';
3796: }
1.635 raeburn 3797: if ($which=~/\.(pgbg|sidebg|bgcol)$/) {
1.110 www 3798: return '#FFFFFF';
3799: }
3800: if ($which=~/\.tabbg$/) {
3801: return '#CCCCCC';
3802: }
3803: }
1.397 albertel 3804: if (exists($env{'environment.color.'.$which})) {
1.258 albertel 3805: return $env{'environment.color.'.$which};
1.96 www 3806: }
1.63 www 3807: $domain=&determinedomain($domain);
1.518 albertel 3808: my %domdesign = &get_domainconf($domain);
1.520 raeburn 3809: my $output;
1.517 raeburn 3810: if ($domdesign{$domain.'.'.$which} ne '') {
1.520 raeburn 3811: $output = $domdesign{$domain.'.'.$which};
1.63 www 3812: } else {
1.520 raeburn 3813: $output = $defaultdesign{$which};
3814: }
3815: if (($which =~ /^(student|coordinator|author|admin)\.img$/) ||
1.635 raeburn 3816: ($which =~ /login\.(img|logo|domlogo|login)/)) {
1.538 albertel 3817: if ($output =~ m{^/(adm|res)/}) {
3818: if ($output =~ m{^/res/}) {
3819: my $local_name = &Apache::lonnet::filelocation('',$output);
3820: &Apache::lonnet::repcopy($local_name);
3821: }
1.520 raeburn 3822: $output = &lonhttpdurl($output);
3823: }
1.63 www 3824: }
1.520 raeburn 3825: return $output;
1.63 www 3826: }
1.59 www 3827:
1.60 matthew 3828: ###############################################
3829: ###############################################
3830:
3831: =pod
3832:
1.112 bowersj2 3833: =back
3834:
1.549 albertel 3835: =head1 HTML Helpers
1.112 bowersj2 3836:
3837: =over 4
3838:
3839: =item * &bodytag()
1.60 matthew 3840:
3841: Returns a uniform header for LON-CAPA web pages.
3842:
3843: Inputs:
3844:
1.112 bowersj2 3845: =over 4
3846:
3847: =item * $title, A title to be displayed on the page.
3848:
3849: =item * $function, the current role (can be undef).
3850:
3851: =item * $addentries, extra parameters for the <body> tag.
3852:
3853: =item * $bodyonly, if defined, only return the <body> tag.
3854:
3855: =item * $domain, if defined, force a given domain.
3856:
3857: =item * $forcereg, if page should register as content page (relevant for
1.86 www 3858: text interface only)
1.60 matthew 3859:
1.326 albertel 3860: =item * $customtitle, alternate text to use instead of $title
3861: in the title box that appears, this text
3862: is not auto translated like the $title is
1.309 albertel 3863:
3864: =item * $notopbar, if true, keep the 'what is this' info but remove the
3865: navigational links
1.317 albertel 3866:
1.338 albertel 3867: =item * $bgcolor, used to override the bgcolor on a webpage to a specific value
3868:
3869: =item * $notitle, if true keep the nav controls, but remove the title bar
3870:
1.361 albertel 3871: =item * $no_inline_link, if true and in remote mode, don't show the
3872: 'Switch To Inline Menu' link
3873:
1.460 albertel 3874: =item * $args, optional argument valid values are
3875: no_auto_mt_title -> prevents &mt()ing the title arg
1.562 albertel 3876: inherit_jsmath -> when creating popup window in a page,
3877: should it have jsmath forced on by the
3878: current page
1.460 albertel 3879:
1.112 bowersj2 3880: =back
3881:
1.60 matthew 3882: Returns: A uniform header for LON-CAPA web pages.
3883: If $bodyonly is nonzero, a string containing a <body> tag will be returned.
3884: If $bodyonly is undef or zero, an html string containing a <body> tag and
3885: other decorations will be returned.
3886:
3887: =cut
3888:
1.54 www 3889: sub bodytag {
1.309 albertel 3890: my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,$customtitle,
1.460 albertel 3891: $notopbar,$bgcolor,$notitle,$no_inline_link,$args)=@_;
1.339 albertel 3892:
1.460 albertel 3893: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
1.339 albertel 3894:
1.183 matthew 3895: $function = &get_users_function() if (!$function);
1.339 albertel 3896: my $img = &designparm($function.'.img',$domain);
3897: my $font = &designparm($function.'.font',$domain);
3898: my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain);
3899:
3900: my %design = ( 'style' => 'margin-top: 0px',
1.535 albertel 3901: 'bgcolor' => $pgbg,
1.339 albertel 3902: 'text' => $font,
3903: 'alink' => &designparm($function.'.alink',$domain),
3904: 'vlink' => &designparm($function.'.vlink',$domain),
3905: 'link' => &designparm($function.'.link',$domain),);
1.438 albertel 3906: @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
1.339 albertel 3907:
1.63 www 3908: # role and realm
1.378 raeburn 3909: my ($role,$realm) = split(/\./,$env{'request.role'},2);
3910: if ($role eq 'ca') {
1.479 albertel 3911: my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
1.500 albertel 3912: $realm = &plainname($rname,$rdom);
1.378 raeburn 3913: }
1.55 www 3914: # realm
1.258 albertel 3915: if ($env{'request.course.id'}) {
1.378 raeburn 3916: if ($env{'request.role'} !~ /^cr/) {
3917: $role = &Apache::lonnet::plaintext($role,&course_type());
3918: }
1.359 albertel 3919: $realm = $env{'course.'.$env{'request.course.id'}.'.description'};
1.378 raeburn 3920: } else {
3921: $role = &Apache::lonnet::plaintext($role);
1.54 www 3922: }
1.433 albertel 3923:
1.359 albertel 3924: if (!$realm) { $realm=' '; }
1.55 www 3925: # Set messages
1.60 matthew 3926: my $messages=&domainlogo($domain);
1.330 albertel 3927:
1.438 albertel 3928: my $extra_body_attr = &make_attr_string($forcereg,\%design);
1.329 albertel 3929:
1.101 www 3930: # construct main body tag
1.359 albertel 3931: my $bodytag = "<body $extra_body_attr>".
1.562 albertel 3932: &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
1.252 albertel 3933:
1.530 albertel 3934: if ($bodyonly) {
1.60 matthew 3935: return $bodytag;
1.258 albertel 3936: } elsif ($env{'browser.interface'} eq 'textual') {
1.95 www 3937: # Accessibility
1.224 raeburn 3938:
1.337 albertel 3939: $bodytag.=&Apache::lonmenu::menubuttons($forcereg,$forcereg);
1.338 albertel 3940: if (!$notitle) {
1.337 albertel 3941: $bodytag.='<h1>LON-CAPA: '.$title.'</h1>';
3942: }
3943: return $bodytag;
1.359 albertel 3944: }
3945:
1.410 albertel 3946: my $name = &plainname($env{'user.name'},$env{'user.domain'});
1.433 albertel 3947: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
3948: undef($role);
1.434 albertel 3949: } else {
3950: $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'});
1.433 albertel 3951: }
1.359 albertel 3952:
3953: my $roleinfo=(<<ENDROLE);
3954: <td class="LC_title_bar_who">
3955: <div class="LC_title_bar_name">
1.410 albertel 3956: $name
1.361 albertel 3957:
1.359 albertel 3958: </div>
3959: <div class="LC_title_bar_role">
1.361 albertel 3960: $role
1.359 albertel 3961: </div>
3962: <div class="LC_title_bar_realm">
1.361 albertel 3963: $realm
1.359 albertel 3964: </div>
1.206 albertel 3965: </td>
3966: ENDROLE
1.235 raeburn 3967:
1.359 albertel 3968: my $titleinfo = '<span class="LC_title_bar_title">'.$title.'</span>';
3969: if ($customtitle) {
3970: $titleinfo = $customtitle;
3971: }
3972: #
3973: # Extra info if you are the DC
3974: my $dc_info = '';
3975: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
3976: $env{'course.'.$env{'request.course.id'}.
3977: '.domain'}.'/'})) {
3978: my $cid = $env{'request.course.id'};
3979: $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
1.380 www 3980: $dc_info =~ s/\s+$//;
1.359 albertel 3981: $dc_info = '('.$dc_info.')';
3982: }
3983:
3984: if ($env{'environment.remote'} eq 'off') {
3985: # No Remote
1.258 albertel 3986: if ($env{'request.state'} eq 'construct') {
1.359 albertel 3987: $forcereg=1;
3988: }
3989:
3990: if (!$customtitle && $env{'request.state'} eq 'construct') {
3991: # this is for resources; directories have customtitle, and crumbs
3992: # and select recent are created in lonpubdir.pm
1.229 albertel 3993: my ($uname,$thisdisfn)=
1.258 albertel 3994: ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
1.229 albertel 3995: my $formaction='/priv/'.$uname.'/'.$thisdisfn;
3996: $formaction=~s/\/+/\//g;
3997:
1.359 albertel 3998: my $parentpath = '';
3999: my $lastitem = '';
4000: if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
4001: $parentpath = $1;
4002: $lastitem = $2;
4003: } else {
4004: $lastitem = $thisdisfn;
4005: }
4006: $titleinfo =
1.640 ! bisitz 4007: &Apache::loncommon::help_open_menu('','',3,'Authoring')
! 4008: .'<b>'.&mt('Construction Space').'</b>: '
! 4009: .'<form name="dirs" method="post" action="'.$formaction
1.359 albertel 4010: .'" target="_top"><tt><b>'
4011: .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<font size=\"+1\">$lastitem</font></b></tt><br />"
4012: .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
4013: .'</form>'
4014: .&Apache::lonmenu::constspaceform();
1.235 raeburn 4015: }
1.359 albertel 4016:
1.337 albertel 4017: my $titletable;
1.338 albertel 4018: if (!$notitle) {
1.337 albertel 4019: $titletable =
1.359 albertel 4020: '<table id="LC_title_bar">'.
4021: "<tr><td> $titleinfo $dc_info</td>".$roleinfo.
4022: '</tr></table>';
1.337 albertel 4023: }
1.359 albertel 4024: if ($notopbar) {
4025: $bodytag .= $titletable;
4026: } else {
4027: if ($env{'request.state'} eq 'construct') {
1.337 albertel 4028: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
4029: $titletable);
1.272 raeburn 4030: } else {
1.336 albertel 4031: $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
1.359 albertel 4032: $titletable;
1.272 raeburn 4033: }
1.235 raeburn 4034: }
4035: return $bodytag;
1.94 www 4036: }
1.95 www 4037:
1.93 www 4038: #
1.95 www 4039: # Top frame rendering, Remote is up
1.93 www 4040: #
1.359 albertel 4041:
1.517 raeburn 4042: my $imgsrc = $img;
4043: if ($img =~ /^\/adm/) {
1.575 albertel 4044: $imgsrc = &lonhttpdurl($img);
1.517 raeburn 4045: }
4046: my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
1.359 albertel 4047:
1.305 www 4048: # Explicit link to get inline menu
1.361 albertel 4049: my $menu= ($no_inline_link?''
4050: :'<br /><a href="/adm/remote?action=collapse">'.&mt('Switch to Inline Menu Mode').'</a>');
1.245 matthew 4051: #
1.338 albertel 4052: if ($notitle) {
1.337 albertel 4053: return $bodytag;
4054: }
1.94 www 4055: return(<<ENDBODY);
1.60 matthew 4056: $bodytag
1.359 albertel 4057: <table id="LC_title_bar" class="LC_with_remote">
1.368 albertel 4058: <tr><td class="LC_title_bar_role_logo">$upperleft</td>
1.359 albertel 4059: <td class="LC_title_bar_domain_logo">$messages </td>
1.54 www 4060: </tr>
1.359 albertel 4061: <tr><td>$titleinfo $dc_info $menu</td>
4062: $roleinfo
1.368 albertel 4063: </tr>
1.356 albertel 4064: </table>
1.54 www 4065: ENDBODY
1.182 matthew 4066: }
4067:
1.330 albertel 4068: sub make_attr_string {
4069: my ($register,$attr_ref) = @_;
4070:
4071: if ($attr_ref && !ref($attr_ref)) {
4072: die("addentries Must be a hash ref ".
4073: join(':',caller(1))." ".
4074: join(':',caller(0))." ");
4075: }
4076:
4077: if ($register) {
1.339 albertel 4078: my ($on_load,$on_unload);
4079: foreach my $key (keys(%{$attr_ref})) {
4080: if (lc($key) eq 'onload') {
4081: $on_load.=$attr_ref->{$key}.';';
4082: delete($attr_ref->{$key});
4083:
4084: } elsif (lc($key) eq 'onunload') {
4085: $on_unload.=$attr_ref->{$key}.';';
4086: delete($attr_ref->{$key});
4087: }
4088: }
4089: $attr_ref->{'onload'} =
4090: &Apache::lonmenu::loadevents(). $on_load;
4091: $attr_ref->{'onunload'}=
4092: &Apache::lonmenu::unloadevents().$on_unload;
4093: }
4094:
4095: # Accessibility font enhance
4096: if ($env{'browser.fontenhance'} eq 'on') {
4097: my $style;
4098: foreach my $key (keys(%{$attr_ref})) {
4099: if (lc($key) eq 'style') {
4100: $style.=$attr_ref->{$key}.';';
4101: delete($attr_ref->{$key});
4102: }
4103: }
4104: $attr_ref->{'style'}=$style.'; font-size: x-large;';
1.330 albertel 4105: }
1.339 albertel 4106:
4107: if ($env{'browser.blackwhite'} eq 'on') {
4108: delete($attr_ref->{'font'});
4109: delete($attr_ref->{'link'});
4110: delete($attr_ref->{'alink'});
4111: delete($attr_ref->{'vlink'});
4112: delete($attr_ref->{'bgcolor'});
4113: delete($attr_ref->{'background'});
4114: }
4115:
1.330 albertel 4116: my $attr_string;
4117: foreach my $attr (keys(%$attr_ref)) {
4118: $attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
4119: }
4120: return $attr_string;
4121: }
4122:
4123:
1.182 matthew 4124: ###############################################
1.251 albertel 4125: ###############################################
4126:
4127: =pod
4128:
4129: =item * &endbodytag()
4130:
4131: Returns a uniform footer for LON-CAPA web pages.
4132:
1.635 raeburn 4133: Inputs: 1 - optional reference to an args hash
4134: If in the hash, key for noredirectlink has a value which evaluates to true,
4135: a 'Continue' link is not displayed if the page contains an
4136: internal redirect in the <head></head> section,
4137: i.e., $env{'internal.head.redirect'} exists
1.251 albertel 4138:
4139: =cut
4140:
4141: sub endbodytag {
1.635 raeburn 4142: my ($args) = @_;
1.251 albertel 4143: my $endbodytag='</body>';
1.269 albertel 4144: $endbodytag=&Apache::lontexconvert::jsMath_process()."\n".$endbodytag;
1.315 albertel 4145: if ( exists( $env{'internal.head.redirect'} ) ) {
1.635 raeburn 4146: if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) {
4147: $endbodytag=
4148: "<br /><a href=\"$env{'internal.head.redirect'}\">".
4149: &mt('Continue').'</a>'.
4150: $endbodytag;
4151: }
1.315 albertel 4152: }
1.251 albertel 4153: return $endbodytag;
4154: }
4155:
1.352 albertel 4156: =pod
4157:
4158: =item * &standard_css()
4159:
4160: Returns a style sheet
4161:
4162: Inputs: (all optional)
4163: domain -> force to color decorate a page for a specific
4164: domain
4165: function -> force usage of a specific rolish color scheme
4166: bgcolor -> override the default page bgcolor
4167:
4168: =cut
4169:
1.343 albertel 4170: sub standard_css {
1.345 albertel 4171: my ($function,$domain,$bgcolor) = @_;
1.352 albertel 4172: $function = &get_users_function() if (!$function);
4173: my $img = &designparm($function.'.img', $domain);
4174: my $tabbg = &designparm($function.'.tabbg', $domain);
4175: my $font = &designparm($function.'.font', $domain);
1.345 albertel 4176: my $sidebg = &designparm($function.'.sidebg',$domain);
1.382 albertel 4177: my $pgbg_or_bgcolor =
4178: $bgcolor ||
1.352 albertel 4179: &designparm($function.'.pgbg', $domain);
1.382 albertel 4180: my $pgbg = &designparm($function.'.pgbg', $domain);
1.352 albertel 4181: my $alink = &designparm($function.'.alink', $domain);
4182: my $vlink = &designparm($function.'.vlink', $domain);
4183: my $link = &designparm($function.'.link', $domain);
4184:
1.602 albertel 4185: my $sans = 'Verdana,Arial,Helvetica,sans-serif';
1.395 albertel 4186: my $mono = 'monospace';
1.352 albertel 4187: my $data_table_head = $tabbg;
4188: my $data_table_light = '#EEEEEE';
1.470 banghart 4189: my $data_table_dark = '#DDDDDD';
4190: my $data_table_darker = '#CCCCCC';
1.349 albertel 4191: my $data_table_highlight = '#FFFF00';
1.352 albertel 4192: my $mail_new = '#FFBB77';
4193: my $mail_new_hover = '#DD9955';
4194: my $mail_read = '#BBBB77';
4195: my $mail_read_hover = '#999944';
4196: my $mail_replied = '#AAAA88';
4197: my $mail_replied_hover = '#888855';
4198: my $mail_other = '#99BBBB';
4199: my $mail_other_hover = '#669999';
1.391 albertel 4200: my $table_header = '#DDDDDD';
1.489 raeburn 4201: my $feedback_link_bg = '#BBBBBB';
1.392 albertel 4202:
1.608 albertel 4203: my $border = ($env{'browser.type'} eq 'explorer' ||
4204: $env{'browser.type'} eq 'safari' ) ? '0px 2px 0px 2px'
4205: : '0px 3px 0px 4px';
1.448 albertel 4206:
1.523 albertel 4207:
1.343 albertel 4208: return <<END;
1.345 albertel 4209: h1, h2, h3, th { font-family: $sans }
1.343 albertel 4210: a:focus { color: red; background: yellow }
1.510 albertel 4211: table.thinborder,
1.523 albertel 4212:
1.510 albertel 4213: table.thinborder tr th {
4214: border-style: solid;
4215: border-width: 1px;
4216: background: $tabbg;
4217: }
1.523 albertel 4218: table.thinborder tr td {
1.510 albertel 4219: border-style: solid;
4220: border-width: 1px
4221: }
1.426 albertel 4222:
1.343 albertel 4223: form, .inline { display: inline; }
4224: .center { text-align: center; }
1.593 albertel 4225: .LC_filename {font-family: $mono; white-space:pre;}
1.350 albertel 4226: .LC_error {
4227: color: red;
4228: font-size: larger;
4229: }
1.457 albertel 4230: .LC_warning,
4231: .LC_diff_removed {
1.394 albertel 4232: color: red;
4233: }
1.532 albertel 4234:
4235: .LC_info,
1.457 albertel 4236: .LC_success,
4237: .LC_diff_added {
1.350 albertel 4238: color: green;
4239: }
1.543 albertel 4240: .LC_unknown {
4241: color: yellow;
4242: }
4243:
1.440 albertel 4244: .LC_icon {
4245: border: 0px;
4246: }
1.539 albertel 4247: .LC_indexer_icon {
4248: border: 0px;
4249: height: 22px;
4250: }
1.543 albertel 4251: .LC_docs_spacer {
4252: width: 25px;
4253: height: 1px;
4254: border: 0px;
4255: }
1.346 albertel 4256:
1.532 albertel 4257: .LC_internal_info {
4258: color: #999;
4259: }
4260:
1.458 albertel 4261: table.LC_pastsubmission {
4262: border: 1px solid black;
4263: margin: 2px;
4264: }
4265:
1.606 albertel 4266: table#LC_top_nav, table#LC_menubuttons,table#LC_nav_location {
1.345 albertel 4267: width: 100%;
4268: background: $pgbg;
1.392 albertel 4269: border: 2px;
1.402 albertel 4270: border-collapse: separate;
1.403 albertel 4271: padding: 0px;
1.345 albertel 4272: }
1.392 albertel 4273:
1.606 albertel 4274: table#LC_title_bar, table.LC_breadcrumbs,
1.393 albertel 4275: table#LC_title_bar.LC_with_remote {
1.359 albertel 4276: width: 100%;
1.392 albertel 4277: border-color: $pgbg;
4278: border-style: solid;
4279: border-width: $border;
4280:
1.379 albertel 4281: background: $pgbg;
4282: font-family: $sans;
1.392 albertel 4283: border-collapse: collapse;
1.403 albertel 4284: padding: 0px;
1.359 albertel 4285: }
1.392 albertel 4286:
1.409 albertel 4287: table.LC_docs_path {
4288: width: 100%;
4289: border: 0;
4290: background: $pgbg;
4291: font-family: $sans;
4292: border-collapse: collapse;
4293: padding: 0px;
4294: }
4295:
1.359 albertel 4296: table#LC_title_bar td {
4297: background: $tabbg;
4298: }
4299: table#LC_title_bar td.LC_title_bar_who {
4300: background: $tabbg;
4301: color: $font;
1.427 albertel 4302: font: small $sans;
1.359 albertel 4303: text-align: right;
4304: }
1.469 banghart 4305: span.LC_metadata {
4306: font-family: $sans;
4307: }
1.359 albertel 4308: span.LC_title_bar_title {
1.416 albertel 4309: font: bold x-large $sans;
1.359 albertel 4310: }
4311: table#LC_title_bar td.LC_title_bar_domain_logo {
4312: background: $sidebg;
4313: text-align: right;
1.368 albertel 4314: padding: 0px;
4315: }
4316: table#LC_title_bar td.LC_title_bar_role_logo {
4317: background: $sidebg;
4318: padding: 0px;
1.359 albertel 4319: }
4320:
1.346 albertel 4321: table#LC_menubuttons_mainmenu {
1.526 www 4322: width: 100%;
1.346 albertel 4323: border: 0px;
4324: border-spacing: 1px;
1.372 albertel 4325: padding: 0px 1px;
1.346 albertel 4326: margin: 0px;
4327: border-collapse: separate;
4328: }
4329: table#LC_menubuttons img, table#LC_menubuttons_mainmenu img {
4330: border: 0px;
4331: }
1.345 albertel 4332: table#LC_top_nav td {
4333: background: $tabbg;
1.392 albertel 4334: border: 0px;
1.407 albertel 4335: font-size: small;
1.345 albertel 4336: }
4337: table#LC_top_nav td a, div#LC_top_nav a {
4338: color: $font;
4339: font-family: $sans;
4340: }
1.364 albertel 4341: table#LC_top_nav td.LC_top_nav_logo {
4342: background: $tabbg;
1.432 albertel 4343: text-align: left;
1.408 albertel 4344: white-space: nowrap;
1.432 albertel 4345: width: 31px;
1.408 albertel 4346: }
4347: table#LC_top_nav td.LC_top_nav_logo img {
1.432 albertel 4348: border: 0px;
1.408 albertel 4349: vertical-align: bottom;
1.364 albertel 4350: }
1.432 albertel 4351: table#LC_top_nav td.LC_top_nav_exit,
4352: table#LC_top_nav td.LC_top_nav_help {
4353: width: 2.0em;
4354: }
1.442 albertel 4355: table#LC_top_nav td.LC_top_nav_login {
4356: width: 4.0em;
4357: text-align: center;
4358: }
1.409 albertel 4359: table.LC_breadcrumbs td, table.LC_docs_path td {
1.357 albertel 4360: background: $tabbg;
4361: color: $font;
4362: font-family: $sans;
1.358 albertel 4363: font-size: smaller;
1.357 albertel 4364: }
1.411 albertel 4365: table.LC_breadcrumbs td.LC_breadcrumbs_component,
1.409 albertel 4366: table.LC_docs_path td.LC_docs_path_component {
1.357 albertel 4367: background: $tabbg;
4368: color: $font;
4369: font-family: $sans;
4370: font-size: larger;
4371: text-align: right;
4372: }
1.383 albertel 4373: td.LC_table_cell_checkbox {
4374: text-align: center;
4375: }
4376:
1.522 albertel 4377: table#LC_mainmenu td.LC_mainmenu_column {
4378: vertical-align: top;
4379: }
4380:
1.346 albertel 4381: .LC_menubuttons_inline_text {
4382: color: $font;
4383: font-family: $sans;
4384: font-size: smaller;
4385: }
4386:
1.526 www 4387: .LC_menubuttons_link {
4388: text-decoration: none;
4389: }
4390:
1.522 albertel 4391: .LC_menubuttons_category {
1.521 www 4392: color: $font;
1.526 www 4393: background: $pgbg;
1.521 www 4394: font-family: $sans;
4395: font-size: larger;
4396: font-weight: bold;
4397: }
4398:
1.346 albertel 4399: td.LC_menubuttons_text {
1.526 www 4400: width: 90%;
1.346 albertel 4401: color: $font;
4402: font-family: $sans;
4403: }
1.526 www 4404:
1.346 albertel 4405: td.LC_menubuttons_img {
4406: }
1.526 www 4407:
1.346 albertel 4408: .LC_current_location {
4409: font-family: $sans;
4410: background: $tabbg;
4411: }
4412: .LC_new_mail {
4413: font-family: $sans;
1.634 www 4414: background: $tabbg;
1.346 albertel 4415: font-weight: bold;
4416: }
1.347 albertel 4417:
1.526 www 4418: .LC_rolesmenu_is {
4419: font-family: $sans;
4420: }
4421:
4422: .LC_rolesmenu_selected {
4423: font-family: $sans;
4424: }
4425:
4426: .LC_rolesmenu_future {
4427: font-family: $sans;
4428: }
4429:
4430:
4431: .LC_rolesmenu_will {
4432: font-family: $sans;
4433: }
4434:
4435: .LC_rolesmenu_will_not {
4436: font-family: $sans;
4437: }
4438:
4439: .LC_rolesmenu_expired {
4440: font-family: $sans;
4441: }
4442:
4443: .LC_rolesinfo {
4444: font-family: $sans;
4445: }
4446:
1.527 www 4447: .LC_dropadd_labeltext {
4448: font-family: $sans;
4449: text-align: right;
4450: }
4451:
4452: .LC_preferences_labeltext {
4453: font-family: $sans;
4454: text-align: right;
4455: }
4456:
1.440 albertel 4457: table.LC_aboutme_port {
4458: border: 0px;
4459: border-collapse: collapse;
4460: border-spacing: 0px;
4461: }
1.349 albertel 4462: table.LC_data_table, table.LC_mail_list {
1.347 albertel 4463: border: 1px solid #000000;
1.402 albertel 4464: border-collapse: separate;
1.426 albertel 4465: border-spacing: 1px;
1.610 albertel 4466: background: $pgbg;
1.347 albertel 4467: }
1.422 albertel 4468: .LC_data_table_dense {
4469: font-size: small;
4470: }
1.507 raeburn 4471: table.LC_nested_outer {
4472: border: 1px solid #000000;
1.589 raeburn 4473: border-collapse: collapse;
1.507 raeburn 4474: border-spacing: 0px;
4475: width: 100%;
4476: }
4477: table.LC_nested {
4478: border: 0px;
1.589 raeburn 4479: border-collapse: collapse;
1.507 raeburn 4480: border-spacing: 0px;
4481: width: 100%;
4482: }
1.523 albertel 4483: table.LC_data_table tr th, table.LC_calendar tr th, table.LC_mail_list tr th,
4484: table.LC_prior_tries tr th {
1.349 albertel 4485: font-weight: bold;
4486: background-color: $data_table_head;
1.421 albertel 4487: font-size: smaller;
1.347 albertel 4488: }
1.610 albertel 4489: table.LC_data_table tr.LC_odd_row > td,
1.440 albertel 4490: table.LC_aboutme_port tr td {
1.349 albertel 4491: background-color: $data_table_light;
1.425 albertel 4492: padding: 2px;
1.347 albertel 4493: }
1.610 albertel 4494: table.LC_data_table tr.LC_even_row > td,
1.440 albertel 4495: table.LC_aboutme_port tr.LC_even_row td {
1.349 albertel 4496: background-color: $data_table_dark;
1.347 albertel 4497: }
1.425 albertel 4498: table.LC_data_table tr.LC_data_table_highlight td {
4499: background-color: $data_table_darker;
4500: }
1.639 raeburn 4501: table.LC_data_table tr td.LC_leftcol_header {
4502: background-color: $data_table_head;
4503: font-weight: bold;
4504: }
1.451 albertel 4505: table.LC_data_table tr.LC_empty_row td,
1.507 raeburn 4506: table.LC_nested tr.LC_empty_row td {
1.347 albertel 4507: background-color: #FFFFFF;
1.421 albertel 4508: font-weight: bold;
4509: font-style: italic;
4510: text-align: center;
4511: padding: 8px;
1.347 albertel 4512: }
1.507 raeburn 4513: table.LC_nested tr.LC_empty_row td {
1.465 albertel 4514: padding: 4ex
4515: }
1.507 raeburn 4516: table.LC_nested_outer tr th {
4517: font-weight: bold;
4518: background-color: $data_table_head;
4519: font-size: smaller;
4520: border-bottom: 1px solid #000000;
4521: }
4522: table.LC_nested_outer tr td.LC_subheader {
4523: background-color: $data_table_head;
4524: font-weight: bold;
4525: font-size: small;
4526: border-bottom: 1px solid #000000;
4527: text-align: right;
1.451 albertel 4528: }
1.507 raeburn 4529: table.LC_nested tr.LC_info_row td {
1.451 albertel 4530: background-color: #CCC;
4531: font-weight: bold;
4532: font-size: small;
1.507 raeburn 4533: text-align: center;
4534: }
1.589 raeburn 4535: table.LC_nested tr.LC_info_row td.LC_left_item,
4536: table.LC_nested_outer tr th.LC_left_item {
1.507 raeburn 4537: text-align: left;
1.451 albertel 4538: }
1.507 raeburn 4539: table.LC_nested td {
1.451 albertel 4540: background-color: #FFF;
4541: font-size: small;
1.507 raeburn 4542: }
4543: table.LC_nested_outer tr th.LC_right_item,
4544: table.LC_nested tr.LC_info_row td.LC_right_item,
4545: table.LC_nested tr.LC_odd_row td.LC_right_item,
4546: table.LC_nested tr td.LC_right_item {
1.451 albertel 4547: text-align: right;
4548: }
4549:
1.507 raeburn 4550: table.LC_nested tr.LC_odd_row td {
1.451 albertel 4551: background-color: #EEE;
4552: }
4553:
1.473 raeburn 4554: table.LC_createuser {
4555: }
4556:
4557: table.LC_createuser tr.LC_section_row td {
4558: font-size: smaller;
4559: }
4560:
4561: table.LC_createuser tr.LC_info_row td {
4562: background-color: #CCC;
4563: font-weight: bold;
4564: text-align: center;
4565: }
4566:
1.349 albertel 4567: table.LC_calendar {
4568: border: 1px solid #000000;
4569: border-collapse: collapse;
4570: }
4571: table.LC_calendar_pickdate {
4572: font-size: xx-small;
4573: }
4574: table.LC_calendar tr td {
4575: border: 1px solid #000000;
4576: vertical-align: top;
4577: }
4578: table.LC_calendar tr td.LC_calendar_day_empty {
4579: background-color: $data_table_dark;
4580: }
4581: table.LC_calendar tr td.LC_calendar_day_current {
4582: background-color: $data_table_highlight;
4583: }
4584:
4585: table.LC_mail_list tr.LC_mail_new {
4586: background-color: $mail_new;
4587: }
4588: table.LC_mail_list tr.LC_mail_new:hover {
4589: background-color: $mail_new_hover;
4590: }
4591: table.LC_mail_list tr.LC_mail_read {
4592: background-color: $mail_read;
4593: }
4594: table.LC_mail_list tr.LC_mail_read:hover {
4595: background-color: $mail_read_hover;
4596: }
4597: table.LC_mail_list tr.LC_mail_replied {
4598: background-color: $mail_replied;
4599: }
4600: table.LC_mail_list tr.LC_mail_replied:hover {
4601: background-color: $mail_replied_hover;
4602: }
4603: table.LC_mail_list tr.LC_mail_other {
4604: background-color: $mail_other;
4605: }
4606: table.LC_mail_list tr.LC_mail_other:hover {
4607: background-color: $mail_other_hover;
4608: }
1.494 raeburn 4609: table.LC_mail_list tr.LC_mail_even {
4610: }
4611: table.LC_mail_list tr.LC_mail_odd {
4612: }
4613:
1.385 albertel 4614:
1.386 albertel 4615: table#LC_portfolio_actions {
4616: width: auto;
4617: background: $pgbg;
4618: border: 0px;
4619: border-spacing: 2px 2px;
4620: padding: 0px;
4621: margin: 0px;
4622: border-collapse: separate;
4623: }
4624: table#LC_portfolio_actions td.LC_label {
4625: background: $tabbg;
4626: text-align: right;
4627: }
4628: table#LC_portfolio_actions td.LC_value {
4629: background: $tabbg;
4630: }
1.385 albertel 4631:
1.391 albertel 4632: table#LC_cstr_controls {
4633: width: 100%;
4634: border-collapse: collapse;
4635: }
4636: table#LC_cstr_controls tr td {
4637: border: 4px solid $pgbg;
4638: padding: 4px;
4639: text-align: center;
4640: background: $tabbg;
4641: }
4642: table#LC_cstr_controls tr th {
4643: border: 4px solid $pgbg;
4644: background: $table_header;
4645: text-align: center;
4646: font-family: $sans;
4647: font-size: smaller;
4648: }
4649:
1.389 albertel 4650: table#LC_browser {
4651:
4652: }
4653: table#LC_browser tr th {
1.391 albertel 4654: background: $table_header;
1.389 albertel 4655: }
1.390 albertel 4656: table#LC_browser tr td {
4657: padding: 2px;
4658: }
1.389 albertel 4659: table#LC_browser tr.LC_browser_file,
4660: table#LC_browser tr.LC_browser_file_published {
4661: background: #CCFF88;
4662: }
4663: table#LC_browser tr.LC_browser_file_locked,
4664: table#LC_browser tr.LC_browser_file_unpublished {
4665: background: #FFAA99;
1.387 albertel 4666: }
1.389 albertel 4667: table#LC_browser tr.LC_browser_file_obsolete {
4668: background: #AAAAAA;
1.387 albertel 4669: }
1.455 albertel 4670: table#LC_browser tr.LC_browser_file_modified,
4671: table#LC_browser tr.LC_browser_file_metamodified {
1.389 albertel 4672: background: #FFFF77;
1.387 albertel 4673: }
1.389 albertel 4674: table#LC_browser tr.LC_browser_folder {
4675: background: #CCCCFF;
1.387 albertel 4676: }
1.388 albertel 4677: span.LC_current_location {
4678: font-size: x-large;
4679: background: $pgbg;
4680: }
1.387 albertel 4681:
1.395 albertel 4682: span.LC_parm_menu_item {
4683: font-size: larger;
4684: font-family: $sans;
4685: }
4686: span.LC_parm_scope_all {
4687: color: red;
4688: }
4689: span.LC_parm_scope_folder {
4690: color: green;
4691: }
4692: span.LC_parm_scope_resource {
4693: color: orange;
4694: }
4695: span.LC_parm_part {
4696: color: blue;
4697: }
4698: span.LC_parm_folder, span.LC_parm_symb {
4699: font-size: x-small;
4700: font-family: $mono;
4701: color: #AAAAAA;
4702: }
4703:
1.396 albertel 4704: td.LC_parm_overview_level_menu, td.LC_parm_overview_map_menu,
4705: td.LC_parm_overview_parm_selectors, td.LC_parm_overview_parm_restrictions {
4706: border: 1px solid black;
4707: border-collapse: collapse;
4708: }
4709: table.LC_parm_overview_restrictions td {
4710: border-width: 1px 4px 1px 4px;
4711: border-style: solid;
4712: border-color: $pgbg;
4713: text-align: center;
4714: }
4715: table.LC_parm_overview_restrictions th {
4716: background: $tabbg;
4717: border-width: 1px 4px 1px 4px;
4718: border-style: solid;
4719: border-color: $pgbg;
4720: }
1.398 albertel 4721: table#LC_helpmenu {
4722: border: 0px;
4723: height: 55px;
4724: border-spacing: 0px;
4725: }
4726:
4727: table#LC_helpmenu fieldset legend {
4728: font-size: larger;
4729: font-weight: bold;
4730: }
1.397 albertel 4731: table#LC_helpmenu_links {
4732: width: 100%;
4733: border: 1px solid black;
4734: background: $pgbg;
4735: padding: 0px;
4736: border-spacing: 1px;
4737: }
4738: table#LC_helpmenu_links tr td {
4739: padding: 1px;
4740: background: $tabbg;
1.399 albertel 4741: text-align: center;
4742: font-weight: bold;
1.397 albertel 4743: }
1.396 albertel 4744:
1.397 albertel 4745: table#LC_helpmenu_links a:link, table#LC_helpmenu_links a:visited,
4746: table#LC_helpmenu_links a:active {
4747: text-decoration: none;
4748: color: $font;
4749: }
4750: table#LC_helpmenu_links a:hover {
4751: text-decoration: underline;
4752: color: $vlink;
4753: }
1.396 albertel 4754:
1.417 albertel 4755: .LC_chrt_popup_exists {
4756: border: 1px solid #339933;
4757: margin: -1px;
4758: }
4759: .LC_chrt_popup_up {
4760: border: 1px solid yellow;
4761: margin: -1px;
4762: }
4763: .LC_chrt_popup {
4764: border: 1px solid #8888FF;
4765: background: #CCCCFF;
4766: }
1.421 albertel 4767: table.LC_pick_box {
4768: border-collapse: separate;
4769: background: white;
4770: border: 1px solid black;
4771: border-spacing: 1px;
4772: }
4773: table.LC_pick_box td.LC_pick_box_title {
4774: background: $tabbg;
4775: font-weight: bold;
4776: text-align: right;
4777: width: 184px;
4778: padding: 8px;
4779: }
1.579 raeburn 4780: table.LC_pick_box td.LC_pick_box_value {
4781: text-align: left;
4782: padding: 8px;
4783: }
4784: table.LC_pick_box td.LC_pick_box_select {
4785: text-align: left;
4786: padding: 8px;
4787: }
1.424 albertel 4788: table.LC_pick_box td.LC_pick_box_separator {
1.421 albertel 4789: padding: 0px;
4790: height: 1px;
4791: background: black;
4792: }
4793: table.LC_pick_box td.LC_pick_box_submit {
4794: text-align: right;
4795: }
1.579 raeburn 4796: table.LC_pick_box td.LC_evenrow_value {
4797: text-align: left;
4798: padding: 8px;
4799: background-color: $data_table_light;
4800: }
4801: table.LC_pick_box td.LC_oddrow_value {
4802: text-align: left;
4803: padding: 8px;
4804: background-color: $data_table_light;
4805: }
4806: table.LC_helpform_receipt {
4807: width: 620px;
4808: border-collapse: separate;
4809: background: white;
4810: border: 1px solid black;
4811: border-spacing: 1px;
4812: }
4813: table.LC_helpform_receipt td.LC_pick_box_title {
4814: background: $tabbg;
4815: font-weight: bold;
4816: text-align: right;
4817: width: 184px;
4818: padding: 8px;
4819: }
4820: table.LC_helpform_receipt td.LC_evenrow_value {
4821: text-align: left;
4822: padding: 8px;
4823: background-color: $data_table_light;
4824: }
4825: table.LC_helpform_receipt td.LC_oddrow_value {
4826: text-align: left;
4827: padding: 8px;
4828: background-color: $data_table_light;
4829: }
4830: table.LC_helpform_receipt td.LC_pick_box_separator {
4831: padding: 0px;
4832: height: 1px;
4833: background: black;
4834: }
4835: span.LC_helpform_receipt_cat {
4836: font-weight: bold;
4837: }
1.424 albertel 4838: table.LC_group_priv_box {
4839: background: white;
4840: border: 1px solid black;
4841: border-spacing: 1px;
4842: }
4843: table.LC_group_priv_box td.LC_pick_box_title {
4844: background: $tabbg;
4845: font-weight: bold;
4846: text-align: right;
4847: width: 184px;
4848: }
4849: table.LC_group_priv_box td.LC_groups_fixed {
4850: background: $data_table_light;
4851: text-align: center;
4852: }
4853: table.LC_group_priv_box td.LC_groups_optional {
4854: background: $data_table_dark;
4855: text-align: center;
4856: }
4857: table.LC_group_priv_box td.LC_groups_functionality {
4858: background: $data_table_darker;
4859: text-align: center;
4860: font-weight: bold;
4861: }
4862: table.LC_group_priv td {
4863: text-align: left;
4864: padding: 0px;
4865: }
4866:
1.421 albertel 4867: table.LC_notify_front_page {
4868: background: white;
4869: border: 1px solid black;
4870: padding: 8px;
4871: }
4872: table.LC_notify_front_page td {
4873: padding: 8px;
4874: }
1.424 albertel 4875: .LC_navbuttons {
4876: margin: 2ex 0ex 2ex 0ex;
4877: }
1.423 albertel 4878: .LC_topic_bar {
4879: font-family: $sans;
4880: font-weight: bold;
4881: width: 100%;
4882: background: $tabbg;
4883: vertical-align: middle;
4884: margin: 2ex 0ex 2ex 0ex;
4885: }
4886: .LC_topic_bar span {
4887: vertical-align: middle;
4888: }
4889: .LC_topic_bar img {
4890: vertical-align: bottom;
4891: }
4892: table.LC_course_group_status {
4893: margin: 20px;
4894: }
4895: table.LC_status_selector td {
4896: vertical-align: top;
4897: text-align: center;
1.424 albertel 4898: padding: 4px;
4899: }
4900: table.LC_descriptive_input td.LC_description {
4901: vertical-align: top;
4902: text-align: right;
4903: font-weight: bold;
1.423 albertel 4904: }
1.599 albertel 4905: div.LC_feedback_link {
1.616 albertel 4906: clear: both;
1.599 albertel 4907: background: white;
4908: width: 100%;
1.489 raeburn 4909: }
4910: span.LC_feedback_link {
1.599 albertel 4911: background: $feedback_link_bg;
4912: font-size: larger;
4913: }
4914: span.LC_message_link {
4915: background: $feedback_link_bg;
4916: font-size: larger;
4917: position: absolute;
4918: right: 1em;
1.489 raeburn 4919: }
1.421 albertel 4920:
1.515 albertel 4921: table.LC_prior_tries {
1.524 albertel 4922: border: 1px solid #000000;
4923: border-collapse: separate;
4924: border-spacing: 1px;
1.515 albertel 4925: }
1.523 albertel 4926:
1.515 albertel 4927: table.LC_prior_tries td {
1.524 albertel 4928: padding: 2px;
1.515 albertel 4929: }
1.523 albertel 4930:
4931: .LC_answer_correct {
4932: background: #AAFFAA;
4933: color: black;
4934: }
4935: .LC_answer_charged_try {
4936: background: #FFAAAA ! important;
4937: color: black;
4938: }
4939: .LC_answer_not_charged_try,
4940: .LC_answer_no_grade,
4941: .LC_answer_late {
4942: background: #FFFFAA;
4943: color: black;
4944: }
4945: .LC_answer_previous {
4946: background: #AAAAFF;
4947: color: black;
4948: }
4949: .LC_answer_no_message {
4950: background: #FFFFFF;
4951: color: black;
4952: }
4953: .LC_answer_unknown {
4954: background: orange;
4955: color: black;
4956: }
4957:
4958:
1.529 albertel 4959: span.LC_prior_numerical,
4960: span.LC_prior_string,
4961: span.LC_prior_custom,
4962: span.LC_prior_reaction,
4963: span.LC_prior_math {
1.523 albertel 4964: font-family: monospace;
4965: white-space: pre;
4966: }
4967:
1.525 albertel 4968: span.LC_prior_string {
4969: font-family: monospace;
4970: white-space: pre;
4971: }
4972:
1.523 albertel 4973: table.LC_prior_option {
4974: width: 100%;
4975: border-collapse: collapse;
4976: }
1.528 albertel 4977: table.LC_prior_rank, table.LC_prior_match {
4978: border-collapse: collapse;
4979: }
4980: table.LC_prior_option tr td,
4981: table.LC_prior_rank tr td,
4982: table.LC_prior_match tr td {
1.524 albertel 4983: border: 1px solid #000000;
1.515 albertel 4984: }
4985:
1.519 raeburn 4986: span.LC_nobreak {
1.544 albertel 4987: white-space: nowrap;
1.519 raeburn 4988: }
4989:
1.576 raeburn 4990: span.LC_cusr_emph {
4991: font-style: italic;
4992: }
4993:
1.633 raeburn 4994: span.LC_cusr_subheading {
4995: font-weight: normal;
4996: font-size: 85%;
4997: }
4998:
1.545 albertel 4999: table.LC_docs_documents {
5000: background: #BBBBBB;
1.547 albertel 5001: border-width: 0px;
1.545 albertel 5002: border-collapse: collapse;
5003: }
5004:
5005: table.LC_docs_documents td.LC_docs_document {
5006: border: 2px solid black;
5007: padding: 4px;
5008: }
5009:
5010: .LC_docs_course_commands div {
5011: float: left;
5012: border: 4px solid #AAAAAA;
5013: padding: 4px;
5014: background: #DDDDCC;
5015: }
5016:
5017: .LC_docs_entry_move {
5018: border: 0px;
5019: border-collapse: collapse;
1.544 albertel 5020: }
5021:
1.545 albertel 5022: .LC_docs_entry_move td {
5023: border: 2px solid #BBBBBB;
5024: background: #DDDDDD;
5025: }
5026:
5027: .LC_docs_editor td.LC_docs_entry_commands {
5028: background: #DDDDDD;
5029: font-size: x-small;
5030: }
1.544 albertel 5031: .LC_docs_copy {
1.545 albertel 5032: color: #000099;
1.544 albertel 5033: }
5034: .LC_docs_cut {
1.545 albertel 5035: color: #550044;
1.544 albertel 5036: }
5037: .LC_docs_rename {
1.545 albertel 5038: color: #009900;
1.544 albertel 5039: }
5040: .LC_docs_remove {
1.545 albertel 5041: color: #990000;
5042: }
5043:
1.547 albertel 5044: .LC_docs_reinit_warn,
5045: .LC_docs_ext_edit {
5046: font-size: x-small;
5047: }
5048:
1.545 albertel 5049: .LC_docs_editor td.LC_docs_entry_title,
5050: .LC_docs_editor td.LC_docs_entry_icon {
5051: background: #FFFFBB;
5052: }
5053: .LC_docs_editor td.LC_docs_entry_parameter {
5054: background: #BBBBFF;
5055: font-size: x-small;
5056: white-space: nowrap;
5057: }
5058:
5059: table.LC_docs_adddocs td,
5060: table.LC_docs_adddocs th {
5061: border: 1px solid #BBBBBB;
5062: padding: 4px;
5063: background: #DDDDDD;
1.543 albertel 5064: }
5065:
1.584 albertel 5066: table.LC_sty_begin {
5067: background: #BBFFBB;
5068: }
5069: table.LC_sty_end {
5070: background: #FFBBBB;
5071: }
5072:
1.589 raeburn 5073: table.LC_double_column {
5074: border-width: 0px;
5075: border-collapse: collapse;
5076: width: 100%;
5077: padding: 2px;
5078: }
5079:
5080: table.LC_double_column tr td.LC_left_col {
1.590 raeburn 5081: top: 2px;
1.589 raeburn 5082: left: 2px;
5083: width: 47%;
5084: vertical-align: top;
5085: }
5086:
5087: table.LC_double_column tr td.LC_right_col {
5088: top: 2px;
5089: right: 2px;
5090: width: 47%;
5091: vertical-align: top;
5092: }
5093:
1.594 raeburn 5094: span.LC_role_level {
5095: font-weight: bold;
5096: }
5097:
1.591 raeburn 5098: div.LC_left_float {
5099: float: left;
5100: padding-right: 5%;
1.597 albertel 5101: padding-bottom: 4px;
1.591 raeburn 5102: }
5103:
5104: div.LC_clear_float_header {
1.597 albertel 5105: padding-bottom: 2px;
1.591 raeburn 5106: }
5107:
5108: div.LC_clear_float_footer {
1.597 albertel 5109: padding-top: 10px;
1.591 raeburn 5110: clear: both;
5111: }
5112:
1.597 albertel 5113:
1.601 albertel 5114: div.LC_grade_select_mode {
1.604 albertel 5115: font-family: $sans;
1.601 albertel 5116: }
5117: div.LC_grade_select_mode div div {
5118: margin: 5px;
5119: }
5120: div.LC_grade_select_mode_selector {
5121: margin: 5px;
5122: float: left;
5123: }
5124: div.LC_grade_select_mode_selector_header {
5125: font: bold medium $sans;
5126: }
5127: div.LC_grade_select_mode_type {
5128: clear: left;
5129: }
5130:
1.597 albertel 5131: div.LC_grade_show_user {
5132: margin-top: 20px;
5133: border: 1px solid black;
5134: }
5135: div.LC_grade_user_name {
5136: background: #DDDDEE;
5137: border-bottom: 1px solid black;
5138: font: bold large $sans;
5139: }
5140: div.LC_grade_show_user_odd_row div.LC_grade_user_name {
5141: background: #DDEEDD;
5142: }
5143:
5144: div.LC_grade_show_problem,
5145: div.LC_grade_submissions,
5146: div.LC_grade_message_center,
5147: div.LC_grade_info_links,
5148: div.LC_grade_assign {
5149: margin: 5px;
5150: width: 99%;
5151: background: #FFFFFF;
5152: }
5153: div.LC_grade_show_problem_header,
5154: div.LC_grade_submissions_header,
5155: div.LC_grade_message_center_header,
5156: div.LC_grade_assign_header {
5157: font: bold large $sans;
5158: }
5159: div.LC_grade_show_problem_problem,
5160: div.LC_grade_submissions_body,
5161: div.LC_grade_message_center_body,
5162: div.LC_grade_assign_body {
5163: border: 1px solid black;
5164: width: 99%;
5165: background: #FFFFFF;
5166: }
1.598 albertel 5167: span.LC_grade_check_note {
5168: font: normal medium $sans;
5169: display: inline;
5170: position: absolute;
5171: right: 1em;
5172: }
1.597 albertel 5173:
1.613 albertel 5174: table.LC_scantron_action {
5175: width: 100%;
5176: }
5177: table.LC_scantron_action tr th {
5178: font: normal bold $sans;
5179: }
1.600 albertel 5180:
1.614 albertel 5181: div.LC_edit_problem_header,
5182: div.LC_edit_problem_footer {
1.600 albertel 5183: font: normal medium $sans;
1.602 albertel 5184: margin: 2px;
1.600 albertel 5185: }
5186: div.LC_edit_problem_header,
1.602 albertel 5187: div.LC_edit_problem_header div,
1.614 albertel 5188: div.LC_edit_problem_footer,
5189: div.LC_edit_problem_footer div,
1.602 albertel 5190: div.LC_edit_problem_editxml_header,
5191: div.LC_edit_problem_editxml_header div {
1.600 albertel 5192: margin-top: 5px;
5193: }
1.602 albertel 5194: div.LC_edit_problem_header_edit_row {
5195: background: $tabbg;
5196: padding: 3px;
5197: margin-bottom: 5px;
5198: }
1.600 albertel 5199: div.LC_edit_problem_header_title {
1.602 albertel 5200: font: larger bold $sans;
5201: background: $tabbg;
5202: padding: 3px;
5203: }
5204: table.LC_edit_problem_header_title {
5205: font: larger bold $sans;
5206: width: 100%;
5207: border-color: $pgbg;
5208: border-style: solid;
5209: border-width: $border;
5210:
1.600 albertel 5211: background: $tabbg;
1.602 albertel 5212: border-collapse: collapse;
5213: padding: 0px
5214: }
5215:
5216: div.LC_edit_problem_discards {
5217: float: left;
5218: padding-bottom: 5px;
5219: }
5220: div.LC_edit_problem_saves {
5221: float: right;
5222: padding-bottom: 5px;
1.600 albertel 5223: }
5224: hr.LC_edit_problem_divide {
1.602 albertel 5225: clear: both;
1.600 albertel 5226: color: $tabbg;
5227: background-color: $tabbg;
5228: height: 3px;
5229: border: 0px;
5230: }
1.343 albertel 5231: END
5232: }
5233:
1.306 albertel 5234: =pod
5235:
5236: =item * &headtag()
5237:
5238: Returns a uniform footer for LON-CAPA web pages.
5239:
1.307 albertel 5240: Inputs: $title - optional title for the head
5241: $head_extra - optional extra HTML to put inside the <head>
1.315 albertel 5242: $args - optional arguments
1.319 albertel 5243: force_register - if is true call registerurl so the remote is
5244: informed
1.415 albertel 5245: redirect -> array ref of
5246: 1- seconds before redirect occurs
5247: 2- url to redirect to
5248: 3- whether the side effect should occur
1.315 albertel 5249: (side effect of setting
5250: $env{'internal.head.redirect'} to the url
5251: redirected too)
1.352 albertel 5252: domain -> force to color decorate a page for a specific
5253: domain
5254: function -> force usage of a specific rolish color scheme
5255: bgcolor -> override the default page bgcolor
1.460 albertel 5256: no_auto_mt_title
5257: -> prevent &mt()ing the title arg
1.464 albertel 5258:
1.306 albertel 5259: =cut
5260:
5261: sub headtag {
1.313 albertel 5262: my ($title,$head_extra,$args) = @_;
1.306 albertel 5263:
1.363 albertel 5264: my $function = $args->{'function'} || &get_users_function();
5265: my $domain = $args->{'domain'} || &determinedomain();
5266: my $bgcolor = $args->{'bgcolor'} || &designparm($function.'.pgbg',$domain);
1.418 albertel 5267: my $url = join(':',$env{'user.name'},$env{'user.domain'},
1.458 albertel 5268: $Apache::lonnet::perlvar{'lonVersion'},
1.531 albertel 5269: #time(),
1.418 albertel 5270: $env{'environment.color.timestamp'},
1.363 albertel 5271: $function,$domain,$bgcolor);
5272:
1.369 www 5273: $url = '/adm/css/'.&escape($url).'.css';
1.363 albertel 5274:
1.308 albertel 5275: my $result =
5276: '<head>'.
1.461 albertel 5277: &font_settings();
1.319 albertel 5278:
1.461 albertel 5279: if (!$args->{'frameset'}) {
5280: $result .= &Apache::lonhtmlcommon::htmlareaheaders();
5281: }
1.319 albertel 5282: if ($args->{'force_register'}) {
5283: $result .= &Apache::lonmenu::registerurl(1);
5284: }
1.436 albertel 5285: if (!$args->{'no_nav_bar'}
5286: && !$args->{'only_body'}
5287: && !$args->{'frameset'}) {
5288: $result .= &help_menu_js();
5289: }
1.319 albertel 5290:
1.314 albertel 5291: if (ref($args->{'redirect'})) {
1.414 albertel 5292: my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
1.315 albertel 5293: $url = &Apache::lonenc::check_encrypt($url);
1.414 albertel 5294: if (!$inhibit_continue) {
5295: $env{'internal.head.redirect'} = $url;
5296: }
1.313 albertel 5297: $result.=<<ADDMETA
5298: <meta http-equiv="pragma" content="no-cache" />
1.344 albertel 5299: <meta http-equiv="Refresh" content="$time; url=$url" />
1.313 albertel 5300: ADDMETA
5301: }
1.306 albertel 5302: if (!defined($title)) {
5303: $title = 'The LearningOnline Network with CAPA';
5304: }
1.460 albertel 5305: if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
5306: $result .= '<title> LON-CAPA '.$title.'</title>'
1.414 albertel 5307: .'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
5308: .$head_extra;
1.306 albertel 5309: return $result;
5310: }
5311:
5312: =pod
5313:
1.340 albertel 5314: =item * &font_settings()
5315:
5316: Returns neccessary <meta> to set the proper encoding
5317:
5318: Inputs: none
5319:
5320: =cut
5321:
5322: sub font_settings {
5323: my $headerstring='';
5324: if (($env{'browser.os'} eq 'mac') && (!$env{'browser.mathml'})) {
5325: $headerstring.=
5326: '<meta Content-Type="text/html; charset=x-mac-roman" />';
5327: } elsif (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
5328: $headerstring.=
5329: '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
5330: }
5331: return $headerstring;
5332: }
5333:
1.341 albertel 5334: =pod
5335:
5336: =item * &xml_begin()
5337:
5338: Returns the needed doctype and <html>
5339:
5340: Inputs: none
5341:
5342: =cut
5343:
5344: sub xml_begin {
5345: my $output='';
5346:
1.592 albertel 5347: if ($env{'internal.start_page'}==1) {
5348: &Apache::lonhtmlcommon::init_htmlareafields();
5349: }
1.342 albertel 5350:
1.341 albertel 5351: if ($env{'browser.mathml'}) {
5352: $output='<?xml version="1.0"?>'
5353: #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
5354: # .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
5355:
5356: # .'<!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">] >'
5357: .'<!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">'
5358: .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
5359: .'xmlns="http://www.w3.org/1999/xhtml">';
5360: } else {
5361: $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';
5362: }
5363: return $output;
5364: }
1.340 albertel 5365:
5366: =pod
5367:
1.306 albertel 5368: =item * &endheadtag()
5369:
5370: Returns a uniform </head> for LON-CAPA web pages.
5371:
5372: Inputs: none
5373:
5374: =cut
5375:
5376: sub endheadtag {
5377: return '</head>';
5378: }
5379:
5380: =pod
5381:
5382: =item * &head()
5383:
5384: Returns a uniform complete <head>..</head> section for LON-CAPA web pages.
5385:
5386: Inputs: $title - optional title for the page
1.307 albertel 5387: $head_extra - optional extra HTML to put inside the <head>
1.405 albertel 5388:
1.306 albertel 5389: =cut
5390:
5391: sub head {
1.325 albertel 5392: my ($title,$head_extra,$args) = @_;
5393: return &headtag($title,$head_extra,$args).&endheadtag();
1.306 albertel 5394: }
5395:
5396: =pod
5397:
5398: =item * &start_page()
5399:
5400: Returns a complete <html> .. <body> section for LON-CAPA web pages.
5401:
5402: Inputs: $title - optional title for the page
5403: $head_extra - optional extra HTML to incude inside the <head>
1.315 albertel 5404: $args - additional optional args supported are:
1.317 albertel 5405: only_body -> is true will set &bodytag() onlybodytag
5406: arg on
5407: no_nav_bar -> is true will set &bodytag() notopbar arg on
5408: add_entries -> additional attributes to add to the <body>
5409: domain -> force to color decorate a page for a
5410: specific domain
5411: function -> force usage of a specific rolish color
5412: scheme
5413: redirect -> see &headtag()
5414: bgcolor -> override the default page bg color
5415: js_ready -> return a string ready for being used in
5416: a javascript writeln
1.320 albertel 5417: html_encode -> return a string ready for being used in
5418: a html attribute
1.317 albertel 5419: force_register -> if is true will turn on the &bodytag()
5420: $forcereg arg
1.326 albertel 5421: body_title -> alternate text to use instead of $title
5422: in the title box that appears, this text
5423: is not auto translated like the $title is
1.330 albertel 5424: frameset -> if true will start with a <frameset>
5425: rather than <body>
1.338 albertel 5426: no_title -> if true the title bar won't be shown
5427: skip_phases -> hash ref of
5428: head -> skip the <html><head> generation
5429: body -> skip all <body> generation
1.337 albertel 5430:
1.361 albertel 5431: no_inline_link -> if true and in remote mode, don't show the
5432: 'Switch To Inline Menu' link
5433:
1.460 albertel 5434: no_auto_mt_title -> prevent &mt()ing the title arg
5435:
1.562 albertel 5436: inherit_jsmath -> when creating popup window in a page,
5437: should it have jsmath forced on by the
5438: current page
5439:
1.306 albertel 5440: =cut
5441:
5442: sub start_page {
1.309 albertel 5443: my ($title,$head_extra,$args) = @_;
1.318 albertel 5444: #&Apache::lonnet::logthis("start_page ".join(':',caller(0)));
1.313 albertel 5445: my %head_args;
1.352 albertel 5446: foreach my $arg ('redirect','force_register','domain','function',
1.460 albertel 5447: 'bgcolor','frameset','no_nav_bar','only_body',
5448: 'no_auto_mt_title') {
1.319 albertel 5449: if (defined($args->{$arg})) {
1.324 raeburn 5450: $head_args{$arg} = $args->{$arg};
1.319 albertel 5451: }
1.313 albertel 5452: }
1.319 albertel 5453:
1.315 albertel 5454: $env{'internal.start_page'}++;
1.338 albertel 5455: my $result;
5456: if (! exists($args->{'skip_phases'}{'head'}) ) {
5457: $result.=
1.341 albertel 5458: &xml_begin().
1.338 albertel 5459: &headtag($title,$head_extra,\%head_args).&endheadtag();
5460: }
5461:
5462: if (! exists($args->{'skip_phases'}{'body'}) ) {
5463: if ($args->{'frameset'}) {
5464: my $attr_string = &make_attr_string($args->{'force_register'},
5465: $args->{'add_entries'});
5466: $result .= "\n<frameset $attr_string>\n";
5467: } else {
5468: $result .=
5469: &bodytag($title,
5470: $args->{'function'}, $args->{'add_entries'},
5471: $args->{'only_body'}, $args->{'domain'},
5472: $args->{'force_register'}, $args->{'body_title'},
5473: $args->{'no_nav_bar'}, $args->{'bgcolor'},
1.460 albertel 5474: $args->{'no_title'}, $args->{'no_inline_link'},
5475: $args);
1.338 albertel 5476: }
1.330 albertel 5477: }
1.338 albertel 5478:
1.315 albertel 5479: if ($args->{'js_ready'}) {
1.317 albertel 5480: $result = &js_ready($result);
1.315 albertel 5481: }
1.320 albertel 5482: if ($args->{'html_encode'}) {
5483: $result = &html_encode($result);
5484: }
1.315 albertel 5485: return $result;
1.306 albertel 5486: }
5487:
1.330 albertel 5488:
1.306 albertel 5489: =pod
5490:
5491: =item * &head()
5492:
5493: Returns a complete </body></html> section for LON-CAPA web pages.
5494:
1.315 albertel 5495: Inputs: $args - additional optional args supported are:
5496: js_ready -> return a string ready for being used in
5497: a javascript writeln
1.320 albertel 5498: html_encode -> return a string ready for being used in
5499: a html attribute
1.330 albertel 5500: frameset -> if true will start with a <frameset>
5501: rather than <body>
1.493 albertel 5502: dicsussion -> if true will get discussion from
5503: lonxml::xmlend
5504: (you can pass the target and parser arguments
5505: through optional 'target' and 'parser' args
5506: to this routine)
1.306 albertel 5507:
5508: =cut
5509:
5510: sub end_page {
1.315 albertel 5511: my ($args) = @_;
5512: $env{'internal.end_page'}++;
1.330 albertel 5513: my $result;
1.335 albertel 5514: if ($args->{'discussion'}) {
5515: my ($target,$parser);
5516: if (ref($args->{'discussion'})) {
5517: ($target,$parser) =($args->{'discussion'}{'target'},
5518: $args->{'discussion'}{'parser'});
5519: }
5520: $result .= &Apache::lonxml::xmlend($target,$parser);
5521: }
5522:
1.330 albertel 5523: if ($args->{'frameset'}) {
5524: $result .= '</frameset>';
5525: } else {
1.635 raeburn 5526: $result .= &endbodytag($args);
1.330 albertel 5527: }
5528: $result .= "\n</html>";
5529:
1.315 albertel 5530: if ($args->{'js_ready'}) {
1.317 albertel 5531: $result = &js_ready($result);
1.315 albertel 5532: }
1.335 albertel 5533:
1.320 albertel 5534: if ($args->{'html_encode'}) {
5535: $result = &html_encode($result);
5536: }
1.335 albertel 5537:
1.315 albertel 5538: return $result;
5539: }
5540:
1.320 albertel 5541: sub html_encode {
5542: my ($result) = @_;
5543:
1.322 albertel 5544: $result = &HTML::Entities::encode($result,'<>&"');
1.320 albertel 5545:
5546: return $result;
5547: }
1.317 albertel 5548: sub js_ready {
5549: my ($result) = @_;
5550:
1.323 albertel 5551: $result =~ s/[\n\r]/ /xmsg;
5552: $result =~ s/\\/\\\\/xmsg;
5553: $result =~ s/'/\\'/xmsg;
1.372 albertel 5554: $result =~ s{</}{<\\/}xmsg;
1.317 albertel 5555:
5556: return $result;
5557: }
5558:
1.315 albertel 5559: sub validate_page {
5560: if ( exists($env{'internal.start_page'})
1.316 albertel 5561: && $env{'internal.start_page'} > 1) {
5562: &Apache::lonnet::logthis('start_page called multiple times '.
1.318 albertel 5563: $env{'internal.start_page'}.' '.
1.316 albertel 5564: $ENV{'request.filename'});
1.315 albertel 5565: }
5566: if ( exists($env{'internal.end_page'})
1.316 albertel 5567: && $env{'internal.end_page'} > 1) {
5568: &Apache::lonnet::logthis('end_page called multiple times '.
1.318 albertel 5569: $env{'internal.end_page'}.' '.
1.316 albertel 5570: $env{'request.filename'});
1.315 albertel 5571: }
5572: if ( exists($env{'internal.start_page'})
5573: && ! exists($env{'internal.end_page'})) {
1.316 albertel 5574: &Apache::lonnet::logthis('start_page called without end_page '.
5575: $env{'request.filename'});
1.315 albertel 5576: }
5577: if ( ! exists($env{'internal.start_page'})
5578: && exists($env{'internal.end_page'})) {
1.316 albertel 5579: &Apache::lonnet::logthis('end_page called without start_page'.
5580: $env{'request.filename'});
1.315 albertel 5581: }
1.306 albertel 5582: }
1.315 albertel 5583:
1.318 albertel 5584: sub simple_error_page {
5585: my ($r,$title,$msg) = @_;
5586: my $page =
5587: &Apache::loncommon::start_page($title).
5588: &mt($msg).
5589: &Apache::loncommon::end_page();
5590: if (ref($r)) {
5591: $r->print($page);
1.327 albertel 5592: return;
1.318 albertel 5593: }
5594: return $page;
5595: }
1.347 albertel 5596:
5597: {
1.610 albertel 5598: my @row_count;
1.347 albertel 5599: sub start_data_table {
1.422 albertel 5600: my ($add_class) = @_;
5601: my $css_class = (join(' ','LC_data_table',$add_class));
1.610 albertel 5602: unshift(@row_count,0);
1.422 albertel 5603: return '<table class="'.$css_class.'">'."\n";
1.347 albertel 5604: }
5605:
5606: sub end_data_table {
1.610 albertel 5607: shift(@row_count);
1.389 albertel 5608: return '</table>'."\n";;
1.347 albertel 5609: }
5610:
5611: sub start_data_table_row {
1.422 albertel 5612: my ($add_class) = @_;
1.610 albertel 5613: $row_count[0]++;
5614: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.428 albertel 5615: $css_class = (join(' ',$css_class,$add_class));
1.422 albertel 5616: return '<tr class="'.$css_class.'">'."\n";;
1.347 albertel 5617: }
1.471 banghart 5618:
5619: sub continue_data_table_row {
5620: my ($add_class) = @_;
1.610 albertel 5621: my $css_class = ($row_count[0] % 2)?'LC_odd_row':'LC_even_row';
1.471 banghart 5622: $css_class = (join(' ',$css_class,$add_class));
5623: return '<tr class="'.$css_class.'">'."\n";;
5624: }
1.347 albertel 5625:
5626: sub end_data_table_row {
1.389 albertel 5627: return '</tr>'."\n";;
1.347 albertel 5628: }
1.367 www 5629:
1.421 albertel 5630: sub start_data_table_empty_row {
1.610 albertel 5631: $row_count[0]++;
1.421 albertel 5632: return '<tr class="LC_empty_row" >'."\n";;
5633: }
5634:
5635: sub end_data_table_empty_row {
5636: return '</tr>'."\n";;
5637: }
5638:
1.367 www 5639: sub start_data_table_header_row {
1.389 albertel 5640: return '<tr class="LC_header_row">'."\n";;
1.367 www 5641: }
5642:
5643: sub end_data_table_header_row {
1.389 albertel 5644: return '</tr>'."\n";;
1.367 www 5645: }
1.347 albertel 5646: }
5647:
1.548 albertel 5648: =pod
5649:
5650: =item * &inhibit_menu_check($arg)
5651:
5652: Checks for a inhibitmenu state and generates output to preserve it
5653:
5654: Inputs: $arg - can be any of
5655: - undef - in which case the return value is a string
5656: to add into arguments list of a uri
5657: - 'input' - in which case the return value is a HTML
5658: <form> <input> field of type hidden to
5659: preserve the value
5660: - a url - in which case the return value is the url with
5661: the neccesary cgi args added to preserve the
5662: inhibitmenu state
5663: - a ref to a url - no return value, but the string is
5664: updated to include the neccessary cgi
5665: args to preserve the inhibitmenu state
5666:
5667: =cut
5668:
5669: sub inhibit_menu_check {
5670: my ($arg) = @_;
5671: &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
5672: if ($arg eq 'input') {
5673: if ($env{'form.inhibitmenu'}) {
5674: return '<input type="hidden" name="inhibitmenu" value="'.$env{'form.inhibitmenu'}.'" />';
5675: } else {
5676: return
5677: }
5678: }
5679: if ($env{'form.inhibitmenu'}) {
5680: if (ref($arg)) {
5681: $$arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
5682: } elsif ($arg eq '') {
5683: $arg .= 'inhibitmenu='.$env{'form.inhibitmenu'};
5684: } else {
5685: $arg .= '?inhibitmenu='.$env{'form.inhibitmenu'};
5686: }
5687: }
5688: if (!ref($arg)) {
5689: return $arg;
5690: }
5691: }
5692:
1.251 albertel 5693: ###############################################
1.182 matthew 5694:
5695: =pod
5696:
1.549 albertel 5697: =back
5698:
5699: =head1 User Information Routines
5700:
5701: =over 4
5702:
1.405 albertel 5703: =item * &get_users_function()
1.182 matthew 5704:
5705: Used by &bodytag to determine the current users primary role.
5706: Returns either 'student','coordinator','admin', or 'author'.
5707:
5708: =cut
5709:
5710: ###############################################
5711: sub get_users_function {
5712: my $function = 'student';
1.258 albertel 5713: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.182 matthew 5714: $function='coordinator';
5715: }
1.258 albertel 5716: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.182 matthew 5717: $function='admin';
5718: }
1.258 albertel 5719: if (($env{'request.role'}=~/^(au|ca)/) ||
1.182 matthew 5720: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
5721: $function='author';
5722: }
5723: return $function;
1.54 www 5724: }
1.99 www 5725:
5726: ###############################################
5727:
1.233 raeburn 5728: =pod
5729:
1.542 raeburn 5730: =item * &check_user_status()
1.274 raeburn 5731:
5732: Determines current status of supplied role for a
5733: specific user. Roles can be active, previous or future.
5734:
5735: Inputs:
5736: user's domain, user's username, course's domain,
1.375 raeburn 5737: course's number, optional section ID.
1.274 raeburn 5738:
5739: Outputs:
5740: role status: active, previous or future.
5741:
5742: =cut
5743:
5744: sub check_user_status {
1.412 raeburn 5745: my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
1.274 raeburn 5746: my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
5747: my @uroles = keys %userinfo;
5748: my $srchstr;
5749: my $active_chk = 'none';
1.412 raeburn 5750: my $now = time;
1.274 raeburn 5751: if (@uroles > 0) {
1.412 raeburn 5752: if (($role eq 'cc') || ($sec eq '') || (!defined($sec))) {
1.274 raeburn 5753: $srchstr = '/'.$cdom.'/'.$crs.'_'.$role;
5754: } else {
1.412 raeburn 5755: $srchstr = '/'.$cdom.'/'.$crs.'/'.$sec.'_'.$role;
5756: }
5757: if (grep/^\Q$srchstr\E$/,@uroles) {
1.274 raeburn 5758: my $role_end = 0;
5759: my $role_start = 0;
5760: $active_chk = 'active';
1.412 raeburn 5761: if ($userinfo{$srchstr} =~ m/^\Q$role\E_(\d+)/) {
5762: $role_end = $1;
5763: if ($userinfo{$srchstr} =~ m/^\Q$role\E_\Q$role_end\E_(\d+)$/) {
5764: $role_start = $1;
1.274 raeburn 5765: }
5766: }
5767: if ($role_start > 0) {
1.412 raeburn 5768: if ($now < $role_start) {
1.274 raeburn 5769: $active_chk = 'future';
5770: }
5771: }
5772: if ($role_end > 0) {
1.412 raeburn 5773: if ($now > $role_end) {
1.274 raeburn 5774: $active_chk = 'previous';
5775: }
5776: }
5777: }
5778: }
5779: return $active_chk;
5780: }
5781:
5782: ###############################################
5783:
5784: =pod
5785:
1.405 albertel 5786: =item * &get_sections()
1.233 raeburn 5787:
5788: Determines all the sections for a course including
5789: sections with students and sections containing other roles.
1.419 raeburn 5790: Incoming parameters:
5791:
5792: 1. domain
5793: 2. course number
5794: 3. reference to array containing roles for which sections should
5795: be gathered (optional).
5796: 4. reference to array containing status types for which sections
5797: should be gathered (optional).
5798:
5799: If the third argument is undefined, sections are gathered for any role.
5800: If the fourth argument is undefined, sections are gathered for any status.
5801: Permissible values are 'active' or 'future' or 'previous'.
1.233 raeburn 5802:
1.374 raeburn 5803: Returns section hash (keys are section IDs, values are
5804: number of users in each section), subject to the
1.419 raeburn 5805: optional roles filter, optional status filter
1.233 raeburn 5806:
5807: =cut
5808:
5809: ###############################################
5810: sub get_sections {
1.419 raeburn 5811: my ($cdom,$cnum,$possible_roles,$possible_status) = @_;
1.366 albertel 5812: if (!defined($cdom) || !defined($cnum)) {
5813: my $cid = $env{'request.course.id'};
5814:
5815: return if (!defined($cid));
5816:
5817: $cdom = $env{'course.'.$cid.'.domain'};
5818: $cnum = $env{'course.'.$cid.'.num'};
5819: }
5820:
5821: my %sectioncount;
1.419 raeburn 5822: my $now = time;
1.240 albertel 5823:
1.366 albertel 5824: if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
1.276 albertel 5825: my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.240 albertel 5826: my $sec_index = &Apache::loncoursedata::CL_SECTION();
5827: my $status_index = &Apache::loncoursedata::CL_STATUS();
1.419 raeburn 5828: my $start_index = &Apache::loncoursedata::CL_START();
5829: my $end_index = &Apache::loncoursedata::CL_END();
5830: my $status;
1.366 albertel 5831: while (my ($student,$data) = each(%$classlist)) {
1.419 raeburn 5832: my ($section,$stu_status,$start,$end) = ($data->[$sec_index],
5833: $data->[$status_index],
5834: $data->[$start_index],
5835: $data->[$end_index]);
5836: if ($stu_status eq 'Active') {
5837: $status = 'active';
5838: } elsif ($end < $now) {
5839: $status = 'previous';
5840: } elsif ($start > $now) {
5841: $status = 'future';
5842: }
5843: if ($section ne '-1' && $section !~ /^\s*$/) {
5844: if ((!defined($possible_status)) || (($status ne '') &&
5845: (grep/^\Q$status\E$/,@{$possible_status}))) {
5846: $sectioncount{$section}++;
5847: }
1.240 albertel 5848: }
5849: }
5850: }
5851: my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
5852: foreach my $user (sort(keys(%courseroles))) {
5853: if ($user !~ /^(\w{2})/) { next; }
5854: my ($role) = ($user =~ /^(\w{2})/);
5855: if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
1.419 raeburn 5856: my ($section,$status);
1.240 albertel 5857: if ($role eq 'cr' &&
5858: $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
5859: $section=$1;
5860: }
5861: if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
5862: if (!defined($section) || $section eq '-1') { next; }
1.419 raeburn 5863: my ($end,$start) = ($courseroles{$user} =~ /^([^:]*):([^:]*)$/);
5864: if ($end == -1 && $start == -1) {
5865: next; #deleted role
5866: }
5867: if (!defined($possible_status)) {
5868: $sectioncount{$section}++;
5869: } else {
5870: if ((!$end || $end >= $now) && (!$start || $start <= $now)) {
5871: $status = 'active';
5872: } elsif ($end < $now) {
5873: $status = 'future';
5874: } elsif ($start > $now) {
5875: $status = 'previous';
5876: }
5877: if (($status ne '') && (grep/^\Q$status\E$/,@{$possible_status})) {
5878: $sectioncount{$section}++;
5879: }
5880: }
1.233 raeburn 5881: }
1.366 albertel 5882: return %sectioncount;
1.233 raeburn 5883: }
5884:
1.274 raeburn 5885: ###############################################
1.294 raeburn 5886:
5887: =pod
1.405 albertel 5888:
5889: =item * &get_course_users()
5890:
1.275 raeburn 5891: Retrieves usernames:domains for users in the specified course
5892: with specific role(s), and access status.
5893:
5894: Incoming parameters:
1.277 albertel 5895: 1. course domain
5896: 2. course number
5897: 3. access status: users must have - either active,
1.275 raeburn 5898: previous, future, or all.
1.277 albertel 5899: 4. reference to array of permissible roles
1.288 raeburn 5900: 5. reference to array of section restrictions (optional)
5901: 6. reference to results object (hash of hashes).
5902: 7. reference to optional userdata hash
1.609 raeburn 5903: 8. reference to optional statushash
1.630 raeburn 5904: 9. flag if privileged users (except those set to unhide in
5905: course settings) should be excluded
1.609 raeburn 5906: Keys of top level results hash are roles.
1.275 raeburn 5907: Keys of inner hashes are username:domain, with
5908: values set to access type.
1.288 raeburn 5909: Optional userdata hash returns an array with arguments in the
5910: same order as loncoursedata::get_classlist() for student data.
5911:
1.609 raeburn 5912: Optional statushash returns
5913:
1.288 raeburn 5914: Entries for end, start, section and status are blank because
5915: of the possibility of multiple values for non-student roles.
5916:
1.275 raeburn 5917: =cut
1.405 albertel 5918:
1.275 raeburn 5919: ###############################################
1.405 albertel 5920:
1.275 raeburn 5921: sub get_course_users {
1.630 raeburn 5922: my ($cdom,$cnum,$types,$roles,$sections,$users,$userdata,$statushash,$hidepriv) = @_;
1.288 raeburn 5923: my %idx = ();
1.419 raeburn 5924: my %seclists;
1.288 raeburn 5925:
5926: $idx{udom} = &Apache::loncoursedata::CL_SDOM();
5927: $idx{uname} = &Apache::loncoursedata::CL_SNAME();
5928: $idx{end} = &Apache::loncoursedata::CL_END();
5929: $idx{start} = &Apache::loncoursedata::CL_START();
5930: $idx{id} = &Apache::loncoursedata::CL_ID();
5931: $idx{section} = &Apache::loncoursedata::CL_SECTION();
5932: $idx{fullname} = &Apache::loncoursedata::CL_FULLNAME();
5933: $idx{status} = &Apache::loncoursedata::CL_STATUS();
5934:
1.290 albertel 5935: if (grep(/^st$/,@{$roles})) {
1.276 albertel 5936: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist($cdom,$cnum);
1.278 raeburn 5937: my $now = time;
1.277 albertel 5938: foreach my $student (keys(%{$classlist})) {
1.288 raeburn 5939: my $match = 0;
1.412 raeburn 5940: my $secmatch = 0;
1.419 raeburn 5941: my $section = $$classlist{$student}[$idx{section}];
1.609 raeburn 5942: my $status = $$classlist{$student}[$idx{status}];
1.419 raeburn 5943: if ($section eq '') {
5944: $section = 'none';
5945: }
1.291 albertel 5946: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 5947: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 5948: $secmatch = 1;
5949: } elsif ($$classlist{$student}[$idx{section}] eq '') {
1.420 albertel 5950: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 5951: $secmatch = 1;
5952: }
5953: } else {
1.419 raeburn 5954: if (grep(/^\Q$section\E$/,@{$sections})) {
1.412 raeburn 5955: $secmatch = 1;
5956: }
1.290 albertel 5957: }
1.412 raeburn 5958: if (!$secmatch) {
5959: next;
5960: }
1.419 raeburn 5961: }
1.275 raeburn 5962: if (defined($$types{'active'})) {
1.288 raeburn 5963: if ($$classlist{$student}[$idx{status}] eq 'Active') {
1.275 raeburn 5964: push(@{$$users{st}{$student}},'active');
1.288 raeburn 5965: $match = 1;
1.275 raeburn 5966: }
5967: }
5968: if (defined($$types{'previous'})) {
1.609 raeburn 5969: if ($$classlist{$student}[$idx{status}] eq 'Expired') {
1.275 raeburn 5970: push(@{$$users{st}{$student}},'previous');
1.288 raeburn 5971: $match = 1;
1.275 raeburn 5972: }
5973: }
5974: if (defined($$types{'future'})) {
1.609 raeburn 5975: if ($$classlist{$student}[$idx{status}] eq 'Future') {
1.275 raeburn 5976: push(@{$$users{st}{$student}},'future');
1.288 raeburn 5977: $match = 1;
1.275 raeburn 5978: }
5979: }
1.609 raeburn 5980: if ($match) {
5981: push(@{$seclists{$student}},$section);
5982: if (ref($userdata) eq 'HASH') {
5983: $$userdata{$student} = $$classlist{$student};
5984: }
5985: if (ref($statushash) eq 'HASH') {
5986: $statushash->{$student}{'st'}{$section} = $status;
5987: }
1.288 raeburn 5988: }
1.275 raeburn 5989: }
5990: }
1.412 raeburn 5991: if ((@{$roles} > 1) || ((@{$roles} == 1) && ($$roles[0] ne "st"))) {
1.439 raeburn 5992: my %coursepersonnel = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
5993: my $now = time;
1.609 raeburn 5994: my %displaystatus = ( previous => 'Expired',
5995: active => 'Active',
5996: future => 'Future',
5997: );
1.630 raeburn 5998: my %nothide;
5999: if ($hidepriv) {
6000: my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
6001: foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
6002: if ($user !~ /:/) {
6003: $nothide{join(':',split(/[\@]/,$user))}=1;
6004: } else {
6005: $nothide{$user} = 1;
6006: }
6007: }
6008: }
1.439 raeburn 6009: foreach my $person (sort(keys(%coursepersonnel))) {
1.288 raeburn 6010: my $match = 0;
1.412 raeburn 6011: my $secmatch = 0;
1.439 raeburn 6012: my $status;
1.412 raeburn 6013: my ($role,$user,$usec) = ($person =~ /^([^:]*):([^:]+:[^:]+):([^:]*)/);
1.275 raeburn 6014: $user =~ s/:$//;
1.439 raeburn 6015: my ($end,$start) = split(/:/,$coursepersonnel{$person});
6016: if ($end == -1 || $start == -1) {
6017: next;
6018: }
6019: if (($role) && ((grep(/^\Q$role\E$/,@{$roles})) ||
6020: (grep(/^cr$/,@{$roles}) && $role =~ /^cr\//))) {
1.412 raeburn 6021: my ($uname,$udom) = split(/:/,$user);
6022: if ((ref($sections) eq 'ARRAY') && (@{$sections} > 0)) {
1.420 albertel 6023: if (grep(/^all$/,@{$sections})) {
1.412 raeburn 6024: $secmatch = 1;
6025: } elsif ($usec eq '') {
1.420 albertel 6026: if (grep(/^none$/,@{$sections})) {
1.412 raeburn 6027: $secmatch = 1;
6028: }
6029: } else {
6030: if (grep(/^\Q$usec\E$/,@{$sections})) {
6031: $secmatch = 1;
6032: }
6033: }
6034: if (!$secmatch) {
6035: next;
6036: }
1.288 raeburn 6037: }
1.419 raeburn 6038: if ($usec eq '') {
6039: $usec = 'none';
6040: }
1.275 raeburn 6041: if ($uname ne '' && $udom ne '') {
1.630 raeburn 6042: if ($hidepriv) {
6043: if ((&Apache::lonnet::privileged($uname,$udom)) &&
6044: (!$nothide{$uname.':'.$udom})) {
6045: next;
6046: }
6047: }
1.503 raeburn 6048: if ($end > 0 && $end < $now) {
1.439 raeburn 6049: $status = 'previous';
6050: } elsif ($start > $now) {
6051: $status = 'future';
6052: } else {
6053: $status = 'active';
6054: }
1.277 albertel 6055: foreach my $type (keys(%{$types})) {
1.275 raeburn 6056: if ($status eq $type) {
1.420 albertel 6057: if (!grep(/^\Q$type\E$/,@{$$users{$role}{$user}})) {
1.419 raeburn 6058: push(@{$$users{$role}{$user}},$type);
6059: }
1.288 raeburn 6060: $match = 1;
6061: }
6062: }
1.419 raeburn 6063: if (($match) && (ref($userdata) eq 'HASH')) {
6064: if (!exists($$userdata{$uname.':'.$udom})) {
6065: &get_user_info($udom,$uname,\%idx,$userdata);
6066: }
1.420 albertel 6067: if (!grep(/^\Q$usec\E$/,@{$seclists{$uname.':'.$udom}})) {
1.419 raeburn 6068: push(@{$seclists{$uname.':'.$udom}},$usec);
6069: }
1.609 raeburn 6070: if (ref($statushash) eq 'HASH') {
6071: $statushash->{$uname.':'.$udom}{$role}{$usec} = $displaystatus{$status};
6072: }
1.275 raeburn 6073: }
6074: }
6075: }
6076: }
1.290 albertel 6077: if (grep(/^ow$/,@{$roles})) {
1.279 raeburn 6078: if ((defined($cdom)) && (defined($cnum))) {
6079: my %csettings = &Apache::lonnet::get('environment',['internal.courseowner'],$cdom,$cnum);
6080: if ( defined($csettings{'internal.courseowner'}) ) {
6081: my $owner = $csettings{'internal.courseowner'};
1.609 raeburn 6082: next if ($owner eq '');
6083: my ($ownername,$ownerdom);
6084: if ($owner =~ /^([^:]+):([^:]+)$/) {
6085: $ownername = $1;
6086: $ownerdom = $2;
6087: } else {
6088: $ownername = $owner;
6089: $ownerdom = $cdom;
6090: $owner = $ownername.':'.$ownerdom;
1.439 raeburn 6091: }
6092: @{$$users{'ow'}{$owner}} = 'any';
1.290 albertel 6093: if (defined($userdata) &&
1.609 raeburn 6094: !exists($$userdata{$owner})) {
6095: &get_user_info($ownerdom,$ownername,\%idx,$userdata);
6096: if (!grep(/^none$/,@{$seclists{$owner}})) {
6097: push(@{$seclists{$owner}},'none');
6098: }
6099: if (ref($statushash) eq 'HASH') {
6100: $statushash->{$owner}{'ow'}{'none'} = 'Any';
1.419 raeburn 6101: }
1.290 albertel 6102: }
1.279 raeburn 6103: }
6104: }
6105: }
1.419 raeburn 6106: foreach my $user (keys(%seclists)) {
6107: @{$seclists{$user}} = (sort {$a <=> $b} @{$seclists{$user}});
6108: $$userdata{$user}[$idx{section}] = join(',',@{$seclists{$user}});
6109: }
1.275 raeburn 6110: }
6111: return;
6112: }
6113:
1.288 raeburn 6114: sub get_user_info {
6115: my ($udom,$uname,$idx,$userdata) = @_;
1.289 albertel 6116: $$userdata{$uname.':'.$udom}[$$idx{fullname}] =
6117: &plainname($uname,$udom,'lastname');
1.291 albertel 6118: $$userdata{$uname.':'.$udom}[$$idx{uname}] = $uname;
1.297 raeburn 6119: $$userdata{$uname.':'.$udom}[$$idx{udom}] = $udom;
1.609 raeburn 6120: my %idhash = &Apache::lonnet::idrget($udom,($uname));
6121: $$userdata{$uname.':'.$udom}[$$idx{id}] = $idhash{$uname};
1.288 raeburn 6122: return;
6123: }
1.275 raeburn 6124:
1.472 raeburn 6125: ###############################################
6126:
6127: =pod
6128:
6129: =item * &get_user_quota()
6130:
6131: Retrieves quota assigned for storage of portfolio files for a user
6132:
6133: Incoming parameters:
6134: 1. user's username
6135: 2. user's domain
6136:
6137: Returns:
1.536 raeburn 6138: 1. Disk quota (in Mb) assigned to student.
6139: 2. (Optional) Type of setting: custom or default
6140: (individually assigned or default for user's
6141: institutional status).
6142: 3. (Optional) - User's institutional status (e.g., faculty, staff
6143: or student - types as defined in localenroll::inst_usertypes
6144: for user's domain, which determines default quota for user.
6145: 4. (Optional) - Default quota which would apply to the user.
1.472 raeburn 6146:
6147: If a value has been stored in the user's environment,
1.536 raeburn 6148: it will return that, otherwise it returns the maximal default
6149: defined for the user's instituional status(es) in the domain.
1.472 raeburn 6150:
6151: =cut
6152:
6153: ###############################################
6154:
6155:
6156: sub get_user_quota {
6157: my ($uname,$udom) = @_;
1.536 raeburn 6158: my ($quota,$quotatype,$settingstatus,$defquota);
1.472 raeburn 6159: if (!defined($udom)) {
6160: $udom = $env{'user.domain'};
6161: }
6162: if (!defined($uname)) {
6163: $uname = $env{'user.name'};
6164: }
6165: if (($udom eq '' || $uname eq '') ||
6166: ($udom eq 'public') && ($uname eq 'public')) {
6167: $quota = 0;
1.536 raeburn 6168: $quotatype = 'default';
6169: $defquota = 0;
1.472 raeburn 6170: } else {
1.536 raeburn 6171: my $inststatus;
1.472 raeburn 6172: if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
6173: $quota = $env{'environment.portfolioquota'};
1.536 raeburn 6174: $inststatus = $env{'environment.inststatus'};
1.472 raeburn 6175: } else {
1.536 raeburn 6176: my %userenv =
6177: &Apache::lonnet::get('environment',['portfolioquota',
6178: 'inststatus'],$udom,$uname);
1.472 raeburn 6179: my ($tmp) = keys(%userenv);
6180: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
6181: $quota = $userenv{'portfolioquota'};
1.536 raeburn 6182: $inststatus = $userenv{'inststatus'};
1.472 raeburn 6183: } else {
6184: undef(%userenv);
6185: }
6186: }
1.536 raeburn 6187: ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
1.472 raeburn 6188: if ($quota eq '') {
1.536 raeburn 6189: $quota = $defquota;
6190: $quotatype = 'default';
6191: } else {
6192: $quotatype = 'custom';
1.472 raeburn 6193: }
6194: }
1.536 raeburn 6195: if (wantarray) {
6196: return ($quota,$quotatype,$settingstatus,$defquota);
6197: } else {
6198: return $quota;
6199: }
1.472 raeburn 6200: }
6201:
6202: ###############################################
6203:
6204: =pod
6205:
6206: =item * &default_quota()
6207:
1.536 raeburn 6208: Retrieves default quota assigned for storage of user portfolio files,
6209: given an (optional) user's institutional status.
1.472 raeburn 6210:
6211: Incoming parameters:
6212: 1. domain
1.536 raeburn 6213: 2. (Optional) institutional status(es). This is a : separated list of
6214: status types (e.g., faculty, staff, student etc.)
6215: which apply to the user for whom the default is being retrieved.
6216: If the institutional status string in undefined, the domain
6217: default quota will be returned.
1.472 raeburn 6218:
6219: Returns:
6220: 1. Default disk quota (in Mb) for user portfolios in the domain.
1.536 raeburn 6221: 2. (Optional) institutional type which determined the value of the
6222: default quota.
1.472 raeburn 6223:
6224: If a value has been stored in the domain's configuration db,
6225: it will return that, otherwise it returns 20 (for backwards
6226: compatibility with domains which have not set up a configuration
6227: db file; the original statically defined portfolio quota was 20 Mb).
6228:
1.536 raeburn 6229: If the user's status includes multiple types (e.g., staff and student),
6230: the largest default quota which applies to the user determines the
6231: default quota returned.
6232:
1.472 raeburn 6233: =cut
6234:
6235: ###############################################
6236:
6237:
6238: sub default_quota {
1.536 raeburn 6239: my ($udom,$inststatus) = @_;
6240: my ($defquota,$settingstatus);
6241: my %quotahash = &Apache::lonnet::get_dom('configuration',
1.622 raeburn 6242: ['quotas'],$udom);
6243: if (ref($quotahash{'quotas'}) eq 'HASH') {
1.536 raeburn 6244: if ($inststatus ne '') {
6245: my @statuses = split(/:/,$inststatus);
6246: foreach my $item (@statuses) {
1.622 raeburn 6247: if ($quotahash{'quotas'}{$item} ne '') {
1.536 raeburn 6248: if ($defquota eq '') {
1.622 raeburn 6249: $defquota = $quotahash{'quotas'}{$item};
1.536 raeburn 6250: $settingstatus = $item;
1.622 raeburn 6251: } elsif ($quotahash{'quotas'}{$item} > $defquota) {
6252: $defquota = $quotahash{'quotas'}{$item};
1.536 raeburn 6253: $settingstatus = $item;
6254: }
6255: }
6256: }
6257: }
6258: if ($defquota eq '') {
1.622 raeburn 6259: $defquota = $quotahash{'quotas'}{'default'};
1.536 raeburn 6260: $settingstatus = 'default';
6261: }
6262: } else {
6263: $settingstatus = 'default';
6264: $defquota = 20;
6265: }
6266: if (wantarray) {
6267: return ($defquota,$settingstatus);
1.472 raeburn 6268: } else {
1.536 raeburn 6269: return $defquota;
1.472 raeburn 6270: }
6271: }
6272:
1.384 raeburn 6273: sub get_secgrprole_info {
6274: my ($cdom,$cnum,$needroles,$type) = @_;
6275: my %sections_count = &get_sections($cdom,$cnum);
6276: my @sections = (sort {$a <=> $b} keys(%sections_count));
6277: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
6278: my @groups = sort(keys(%curr_groups));
6279: my $allroles = [];
6280: my $rolehash;
6281: my $accesshash = {
6282: active => 'Currently has access',
6283: future => 'Will have future access',
6284: previous => 'Previously had access',
6285: };
6286: if ($needroles) {
6287: $rolehash = {'all' => 'all'};
1.385 albertel 6288: my %user_roles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
6289: if (&Apache::lonnet::error(%user_roles)) {
6290: undef(%user_roles);
6291: }
6292: foreach my $item (keys(%user_roles)) {
1.384 raeburn 6293: my ($role)=split(/\:/,$item,2);
6294: if ($role eq 'cr') { next; }
6295: if ($role =~ /^cr/) {
6296: $$rolehash{$role} = (split('/',$role))[3];
6297: } else {
6298: $$rolehash{$role} = &Apache::lonnet::plaintext($role,$type);
6299: }
6300: }
6301: foreach my $key (sort(keys(%{$rolehash}))) {
6302: push(@{$allroles},$key);
6303: }
6304: push (@{$allroles},'st');
6305: $$rolehash{'st'} = &Apache::lonnet::plaintext('st',$type);
6306: }
6307: return (\@sections,\@groups,$allroles,$rolehash,$accesshash);
6308: }
6309:
1.555 raeburn 6310: sub user_picker {
1.627 raeburn 6311: my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
1.555 raeburn 6312: my $currdom = $dom;
6313: my %curr_selected = (
6314: srchin => 'dom',
1.580 raeburn 6315: srchby => 'lastname',
1.555 raeburn 6316: );
6317: my $srchterm;
1.625 raeburn 6318: if ((ref($srch) eq 'HASH') && ($env{'form.origform'} ne 'crtusername')) {
1.555 raeburn 6319: if ($srch->{'srchby'} ne '') {
6320: $curr_selected{'srchby'} = $srch->{'srchby'};
6321: }
6322: if ($srch->{'srchin'} ne '') {
6323: $curr_selected{'srchin'} = $srch->{'srchin'};
6324: }
6325: if ($srch->{'srchtype'} ne '') {
6326: $curr_selected{'srchtype'} = $srch->{'srchtype'};
6327: }
6328: if ($srch->{'srchdomain'} ne '') {
6329: $currdom = $srch->{'srchdomain'};
6330: }
6331: $srchterm = $srch->{'srchterm'};
6332: }
6333: my %lt=&Apache::lonlocal::texthash(
1.573 raeburn 6334: 'usr' => 'Search criteria',
1.563 raeburn 6335: 'doma' => 'Domain/institution to search',
1.558 albertel 6336: 'uname' => 'username',
6337: 'lastname' => 'last name',
1.555 raeburn 6338: 'lastfirst' => 'last name, first name',
1.558 albertel 6339: 'crs' => 'in this course',
1.576 raeburn 6340: 'dom' => 'in selected LON-CAPA domain',
1.558 albertel 6341: 'alc' => 'all LON-CAPA',
1.573 raeburn 6342: 'instd' => 'in institutional directory for selected domain',
1.558 albertel 6343: 'exact' => 'is',
6344: 'contains' => 'contains',
1.569 raeburn 6345: 'begins' => 'begins with',
1.571 raeburn 6346: 'youm' => "You must include some text to search for.",
6347: 'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
6348: 'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
6349: 'yomc' => "You must choose a domain when using an institutional directory search.",
6350: 'ymcd' => "You must choose a domain when using a domain search.",
6351: 'whus' => "When using searching by last,first you must include a comma as separator between last name and first name.",
6352: 'whse' => "When searching by last,first you must include at least one character in the first name.",
6353: 'thfo' => "The following need to be corrected before the search can be run:",
1.555 raeburn 6354: );
1.563 raeburn 6355: my $domform = &select_dom_form($currdom,'srchdomain',1,1);
6356: my $srchinsel = ' <select name="srchin">';
1.555 raeburn 6357:
6358: my @srchins = ('crs','dom','alc','instd');
6359:
6360: foreach my $option (@srchins) {
6361: # FIXME 'alc' option unavailable until
6362: # loncreateuser::print_user_query_page()
6363: # has been completed.
6364: next if ($option eq 'alc');
6365: next if ($option eq 'crs' && !$env{'request.course.id'});
1.563 raeburn 6366: if ($curr_selected{'srchin'} eq $option) {
6367: $srchinsel .= '
6368: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6369: } else {
6370: $srchinsel .= '
6371: <option value="'.$option.'">'.$lt{$option}.'</option>';
6372: }
1.555 raeburn 6373: }
1.563 raeburn 6374: $srchinsel .= "\n </select>\n";
1.555 raeburn 6375:
6376: my $srchbysel = ' <select name="srchby">';
1.580 raeburn 6377: foreach my $option ('lastname','lastfirst','uname') {
1.555 raeburn 6378: if ($curr_selected{'srchby'} eq $option) {
6379: $srchbysel .= '
6380: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6381: } else {
6382: $srchbysel .= '
6383: <option value="'.$option.'">'.$lt{$option}.'</option>';
6384: }
6385: }
6386: $srchbysel .= "\n </select>\n";
6387:
6388: my $srchtypesel = ' <select name="srchtype">';
1.580 raeburn 6389: foreach my $option ('begins','contains','exact') {
1.555 raeburn 6390: if ($curr_selected{'srchtype'} eq $option) {
6391: $srchtypesel .= '
6392: <option value="'.$option.'" selected="selected">'.$lt{$option}.'</option>';
6393: } else {
6394: $srchtypesel .= '
6395: <option value="'.$option.'">'.$lt{$option}.'</option>';
6396: }
6397: }
6398: $srchtypesel .= "\n </select>\n";
6399:
1.558 albertel 6400: my ($newuserscript,$new_user_create);
1.556 raeburn 6401:
6402: if ($forcenewuser) {
1.576 raeburn 6403: if (ref($srch) eq 'HASH') {
6404: if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
1.627 raeburn 6405: if ($cancreate) {
6406: $new_user_create = '<p> <input type="submit" name="forcenew" value="'.&HTML::Entities::encode(&mt('Make new user "[_1]"',$srchterm),'<>&"').'" onclick="javascript:setSearch(\'1\','.$caller.');" /> </p>';
6407: } else {
6408: my $helplink = ' href="javascript:helpMenu('."'display'".')"';
6409: my %usertypetext = (
6410: official => 'institutional',
6411: unofficial => 'non-institutional',
6412: );
6413: $new_user_create = '<br /><span class="LC_warning">'.&mt("You are not authorized to create new $usertypetext{$usertype} users in this domain.").' '.&mt('Contact the <a[_1]>helpdesk</a> for assistance.',$helplink).'</span><br /><br />';
6414: }
1.576 raeburn 6415: }
6416: }
6417:
1.556 raeburn 6418: $newuserscript = <<"ENDSCRIPT";
6419:
1.570 raeburn 6420: function setSearch(createnew,callingForm) {
1.556 raeburn 6421: if (createnew == 1) {
1.570 raeburn 6422: for (var i=0; i<callingForm.srchby.length; i++) {
6423: if (callingForm.srchby.options[i].value == 'uname') {
6424: callingForm.srchby.selectedIndex = i;
1.556 raeburn 6425: }
6426: }
1.570 raeburn 6427: for (var i=0; i<callingForm.srchin.length; i++) {
6428: if ( callingForm.srchin.options[i].value == 'dom') {
6429: callingForm.srchin.selectedIndex = i;
1.556 raeburn 6430: }
6431: }
1.570 raeburn 6432: for (var i=0; i<callingForm.srchtype.length; i++) {
6433: if (callingForm.srchtype.options[i].value == 'exact') {
6434: callingForm.srchtype.selectedIndex = i;
1.556 raeburn 6435: }
6436: }
1.570 raeburn 6437: for (var i=0; i<callingForm.srchdomain.length; i++) {
6438: if (callingForm.srchdomain.options[i].value == '$env{'request.role.domain'}') {
6439: callingForm.srchdomain.selectedIndex = i;
1.556 raeburn 6440: }
6441: }
6442: }
6443: }
6444: ENDSCRIPT
1.558 albertel 6445:
1.556 raeburn 6446: }
6447:
1.555 raeburn 6448: my $output = <<"END_BLOCK";
1.556 raeburn 6449: <script type="text/javascript">
1.570 raeburn 6450: function validateEntry(callingForm) {
1.558 albertel 6451:
1.556 raeburn 6452: var checkok = 1;
1.558 albertel 6453: var srchin;
1.570 raeburn 6454: for (var i=0; i<callingForm.srchin.length; i++) {
6455: if ( callingForm.srchin[i].checked ) {
6456: srchin = callingForm.srchin[i].value;
1.558 albertel 6457: }
6458: }
6459:
1.570 raeburn 6460: var srchtype = callingForm.srchtype.options[callingForm.srchtype.selectedIndex].value;
6461: var srchby = callingForm.srchby.options[callingForm.srchby.selectedIndex].value;
6462: var srchdomain = callingForm.srchdomain.options[callingForm.srchdomain.selectedIndex].value;
6463: var srchterm = callingForm.srchterm.value;
6464: var srchin = callingForm.srchin.options[callingForm.srchin.selectedIndex].value;
1.556 raeburn 6465: var msg = "";
6466:
6467: if (srchterm == "") {
6468: checkok = 0;
1.571 raeburn 6469: msg += "$lt{'youm'}\\n";
1.556 raeburn 6470: }
6471:
1.569 raeburn 6472: if (srchtype== 'begins') {
6473: if (srchterm.length < 2) {
6474: checkok = 0;
1.571 raeburn 6475: msg += "$lt{'thte'}\\n";
1.569 raeburn 6476: }
6477: }
6478:
1.556 raeburn 6479: if (srchtype== 'contains') {
6480: if (srchterm.length < 3) {
6481: checkok = 0;
1.571 raeburn 6482: msg += "$lt{'thet'}\\n";
1.556 raeburn 6483: }
6484: }
6485: if (srchin == 'instd') {
6486: if (srchdomain == '') {
6487: checkok = 0;
1.571 raeburn 6488: msg += "$lt{'yomc'}\\n";
1.556 raeburn 6489: }
6490: }
6491: if (srchin == 'dom') {
6492: if (srchdomain == '') {
6493: checkok = 0;
1.571 raeburn 6494: msg += "$lt{'ymcd'}\\n";
1.556 raeburn 6495: }
6496: }
6497: if (srchby == 'lastfirst') {
6498: if (srchterm.indexOf(",") == -1) {
6499: checkok = 0;
1.571 raeburn 6500: msg += "$lt{'whus'}\\n";
1.556 raeburn 6501: }
6502: if (srchterm.indexOf(",") == srchterm.length -1) {
6503: checkok = 0;
1.571 raeburn 6504: msg += "$lt{'whse'}\\n";
1.556 raeburn 6505: }
6506: }
6507: if (checkok == 0) {
1.571 raeburn 6508: alert("$lt{'thfo'}\\n"+msg);
1.556 raeburn 6509: return;
6510: }
6511: if (checkok == 1) {
1.570 raeburn 6512: callingForm.submit();
1.556 raeburn 6513: }
6514: }
6515:
6516: $newuserscript
6517:
6518: </script>
1.558 albertel 6519:
6520: $new_user_create
6521:
1.555 raeburn 6522: <table>
1.558 albertel 6523: <tr>
1.573 raeburn 6524: <td>$lt{'doma'}:</td>
6525: <td>$domform</td>
6526: </td>
6527: </tr>
6528: <tr>
6529: <td>$lt{'usr'}:</td>
1.563 raeburn 6530: <td>$srchbysel
6531: $srchtypesel
6532: <input type="text" size="15" name="srchterm" value="$srchterm" />
1.564 albertel 6533: $srchinsel
1.563 raeburn 6534: </td>
6535: </tr>
1.555 raeburn 6536: </table>
6537: <br />
6538: END_BLOCK
1.558 albertel 6539:
1.555 raeburn 6540: return $output;
6541: }
6542:
1.612 raeburn 6543: sub user_rule_check {
1.615 raeburn 6544: my ($usershash,$checks,$alerts,$rulematch,$inst_results,$curr_rules,$got_rules) = @_;
1.612 raeburn 6545: my $response;
6546: if (ref($usershash) eq 'HASH') {
6547: foreach my $user (keys(%{$usershash})) {
6548: my ($uname,$udom) = split(/:/,$user);
6549: next if ($udom eq '' || $uname eq '');
1.615 raeburn 6550: my ($id,$newuser);
1.612 raeburn 6551: if (ref($usershash->{$user}) eq 'HASH') {
1.615 raeburn 6552: $newuser = $usershash->{$user}->{'newuser'};
1.612 raeburn 6553: $id = $usershash->{$user}->{'id'};
6554: }
6555: my $inst_response;
6556: if (ref($checks) eq 'HASH') {
6557: if (defined($checks->{'username'})) {
1.615 raeburn 6558: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 6559: &Apache::lonnet::get_instuser($udom,$uname);
6560: } elsif (defined($checks->{'id'})) {
1.615 raeburn 6561: ($inst_response,%{$inst_results->{$user}}) =
1.612 raeburn 6562: &Apache::lonnet::get_instuser($udom,undef,$id);
6563: }
1.615 raeburn 6564: } else {
6565: ($inst_response,%{$inst_results->{$user}}) =
6566: &Apache::lonnet::get_instuser($udom,$uname);
6567: return;
1.612 raeburn 6568: }
1.615 raeburn 6569: if (!$got_rules->{$udom}) {
1.612 raeburn 6570: my %domconfig = &Apache::lonnet::get_dom('configuration',
6571: ['usercreation'],$udom);
6572: if (ref($domconfig{'usercreation'}) eq 'HASH') {
1.615 raeburn 6573: foreach my $item ('username','id') {
1.612 raeburn 6574: if (ref($domconfig{'usercreation'}{$item.'_rule'}) eq 'ARRAY') {
6575: $$curr_rules{$udom}{$item} =
6576: $domconfig{'usercreation'}{$item.'_rule'};
1.585 raeburn 6577: }
6578: }
6579: }
1.615 raeburn 6580: $got_rules->{$udom} = 1;
1.585 raeburn 6581: }
1.612 raeburn 6582: foreach my $item (keys(%{$checks})) {
6583: if (ref($$curr_rules{$udom}) eq 'HASH') {
6584: if (ref($$curr_rules{$udom}{$item}) eq 'ARRAY') {
6585: if (@{$$curr_rules{$udom}{$item}} > 0) {
6586: my %rule_check = &Apache::lonnet::inst_rulecheck($udom,$uname,$id,$item,$$curr_rules{$udom}{$item});
6587: foreach my $rule (@{$$curr_rules{$udom}{$item}}) {
6588: if ($rule_check{$rule}) {
6589: $$rulematch{$user}{$item} = $rule;
6590: if ($inst_response eq 'ok') {
1.615 raeburn 6591: if (ref($inst_results) eq 'HASH') {
6592: if (ref($inst_results->{$user}) eq 'HASH') {
6593: if (keys(%{$inst_results->{$user}}) == 0) {
6594: $$alerts{$item}{$udom}{$uname} = 1;
6595: }
1.612 raeburn 6596: }
6597: }
1.615 raeburn 6598: }
6599: last;
1.585 raeburn 6600: }
6601: }
6602: }
6603: }
6604: }
6605: }
6606: }
6607: }
1.612 raeburn 6608: return;
6609: }
6610:
6611: sub user_rule_formats {
6612: my ($domain,$domdesc,$curr_rules,$check) = @_;
6613: my %text = (
6614: 'username' => 'Usernames',
6615: 'id' => 'IDs',
6616: );
6617: my $output;
6618: my ($rules,$ruleorder) = &Apache::lonnet::inst_userrules($domain,$check);
6619: if ((ref($rules) eq 'HASH') && (ref($ruleorder) eq 'ARRAY')) {
6620: if (@{$ruleorder} > 0) {
6621: $output = '<br />'.&mt("$text{$check} with the following format(s) may <span class=\"LC_cusr_emph\">only</span> be used for verified users at [_1]:",$domdesc).' <ul>';
6622: foreach my $rule (@{$ruleorder}) {
6623: if (ref($curr_rules) eq 'ARRAY') {
6624: if (grep(/^\Q$rule\E$/,@{$curr_rules})) {
6625: if (ref($rules->{$rule}) eq 'HASH') {
6626: $output .= '<li>'.$rules->{$rule}{'name'}.': '.
6627: $rules->{$rule}{'desc'}.'</li>';
6628: }
6629: }
6630: }
6631: }
6632: $output .= '</ul>';
6633: }
6634: }
6635: return $output;
6636: }
6637:
6638: sub instrule_disallow_msg {
1.615 raeburn 6639: my ($checkitem,$domdesc,$count,$mode) = @_;
1.612 raeburn 6640: my $response;
6641: my %text = (
6642: item => 'username',
6643: items => 'usernames',
6644: match => 'matches',
6645: do => 'does',
6646: action => 'a username',
6647: one => 'one',
6648: );
6649: if ($count > 1) {
6650: $text{'item'} = 'usernames';
6651: $text{'match'} ='match';
6652: $text{'do'} = 'do';
6653: $text{'action'} = 'usernames',
6654: $text{'one'} = 'ones';
6655: }
6656: if ($checkitem eq 'id') {
6657: $text{'items'} = 'IDs';
6658: $text{'item'} = 'ID';
6659: $text{'action'} = 'an ID';
1.615 raeburn 6660: if ($count > 1) {
6661: $text{'item'} = 'IDs';
6662: $text{'action'} = 'IDs';
6663: }
1.612 raeburn 6664: }
6665: $response = &mt("The $text{'item'} you chose $text{'match'} the format of $text{'items'} defined for <span class=\"LC_cusr_emph\">[_1]</span>, but the $text{'item'} $text{'do'} not exist in the institutional directory.",$domdesc).'<br />';
1.615 raeburn 6666: if ($mode eq 'upload') {
6667: if ($checkitem eq 'username') {
6668: $response .= &mt("You will need to modify your upload file so it will include $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
6669: } elsif ($checkitem eq 'id') {
6670: $response .= &mt("Either upload a file which includes $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or when associating fields with data columns, omit an association for the ID/Student Number field.");
6671: }
6672: } else {
6673: if ($checkitem eq 'username') {
6674: $response .= &mt("You must choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}.");
6675: } elsif ($checkitem eq 'id') {
6676: $response .= &mt("You must either choose $text{'action'} with a different format -- $text{'one'} that will not conflict with 'official' institutional $text{'items'}, or leave the ID field blank.");
6677: }
1.612 raeburn 6678: }
6679: return $response;
1.585 raeburn 6680: }
6681:
1.624 raeburn 6682: sub personal_data_fieldtitles {
6683: my %fieldtitles = &Apache::lonlocal::texthash (
6684: id => 'Student/Employee ID',
6685: permanentemail => 'E-mail address',
6686: lastname => 'Last Name',
6687: firstname => 'First Name',
6688: middlename => 'Middle Name',
6689: generation => 'Generation',
6690: gen => 'Generation',
6691: );
6692: return %fieldtitles;
6693: }
6694:
1.112 bowersj2 6695: =pod
6696:
1.549 albertel 6697: =back
6698:
6699: =head1 HTTP Helpers
6700:
6701: =over 4
6702:
1.112 bowersj2 6703: =item * get_unprocessed_cgi($query,$possible_names)
6704:
1.258 albertel 6705: Modify the %env hash to contain unprocessed CGI form parameters held in
1.112 bowersj2 6706: $query. The parameters listed in $possible_names (an array reference),
1.258 albertel 6707: will be set in $env{'form.name'} if they do not already exist.
1.112 bowersj2 6708:
6709: Typically called with $ENV{'QUERY_STRING'} as the first parameter.
6710: $possible_names is an ref to an array of form element names. As an example:
6711: get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']);
1.258 albertel 6712: will result in $env{'form.uname'} and $env{'form.udom'} being set.
1.112 bowersj2 6713:
6714: =cut
1.1 albertel 6715:
1.6 albertel 6716: sub get_unprocessed_cgi {
1.25 albertel 6717: my ($query,$possible_names)= @_;
1.26 matthew 6718: # $Apache::lonxml::debug=1;
1.356 albertel 6719: foreach my $pair (split(/&/,$query)) {
6720: my ($name, $value) = split(/=/,$pair);
1.369 www 6721: $name = &unescape($name);
1.25 albertel 6722: if (!defined($possible_names) || (grep {$_ eq $name} @$possible_names)) {
6723: $value =~ tr/+/ /;
6724: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.258 albertel 6725: unless (defined($env{'form.'.$name})) { &add_to_env('form.'.$name,$value) };
1.25 albertel 6726: }
1.16 harris41 6727: }
1.6 albertel 6728: }
6729:
1.112 bowersj2 6730: =pod
6731:
6732: =item * cacheheader()
6733:
6734: returns cache-controlling header code
6735:
6736: =cut
6737:
1.7 albertel 6738: sub cacheheader {
1.258 albertel 6739: unless ($env{'request.method'} eq 'GET') { return ''; }
1.216 albertel 6740: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime);
6741: my $output .='<meta HTTP-EQUIV="Expires" CONTENT="'.$date.'" />
1.7 albertel 6742: <meta HTTP-EQUIV="Cache-control" CONTENT="no-cache" />
6743: <meta HTTP-EQUIV="Pragma" CONTENT="no-cache" />';
1.216 albertel 6744: return $output;
1.7 albertel 6745: }
6746:
1.112 bowersj2 6747: =pod
6748:
6749: =item * no_cache($r)
6750:
6751: specifies header code to not have cache
6752:
6753: =cut
6754:
1.9 albertel 6755: sub no_cache {
1.216 albertel 6756: my ($r) = @_;
6757: if ($ENV{'REQUEST_METHOD'} ne 'GET' &&
1.258 albertel 6758: $env{'request.method'} ne 'GET') { return ''; }
1.216 albertel 6759: my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time));
6760: $r->no_cache(1);
6761: $r->header_out("Expires" => $date);
6762: $r->header_out("Pragma" => "no-cache");
1.123 www 6763: }
6764:
6765: sub content_type {
1.181 albertel 6766: my ($r,$type,$charset) = @_;
1.299 foxr 6767: if ($r) {
6768: # Note that printout.pl calls this with undef for $r.
6769: &no_cache($r);
6770: }
1.258 albertel 6771: if ($env{'browser.mathml'} && $type eq 'text/html') { $type='text/xml'; }
1.181 albertel 6772: unless ($charset) {
6773: $charset=&Apache::lonlocal::current_encoding;
6774: }
6775: if ($charset) { $type.='; charset='.$charset; }
6776: if ($r) {
6777: $r->content_type($type);
6778: } else {
6779: print("Content-type: $type\n\n");
6780: }
1.9 albertel 6781: }
1.25 albertel 6782:
1.112 bowersj2 6783: =pod
6784:
6785: =item * add_to_env($name,$value)
6786:
1.258 albertel 6787: adds $name to the %env hash with value
1.112 bowersj2 6788: $value, if $name already exists, the entry is converted to an array
6789: reference and $value is added to the array.
6790:
6791: =cut
6792:
1.25 albertel 6793: sub add_to_env {
6794: my ($name,$value)=@_;
1.258 albertel 6795: if (defined($env{$name})) {
6796: if (ref($env{$name})) {
1.25 albertel 6797: #already have multiple values
1.258 albertel 6798: push(@{ $env{$name} },$value);
1.25 albertel 6799: } else {
6800: #first time seeing multiple values, convert hash entry to an arrayref
1.258 albertel 6801: my $first=$env{$name};
6802: undef($env{$name});
6803: push(@{ $env{$name} },$first,$value);
1.25 albertel 6804: }
6805: } else {
1.258 albertel 6806: $env{$name}=$value;
1.25 albertel 6807: }
1.31 albertel 6808: }
1.149 albertel 6809:
6810: =pod
6811:
6812: =item * get_env_multiple($name)
6813:
1.258 albertel 6814: gets $name from the %env hash, it seemlessly handles the cases where multiple
1.149 albertel 6815: values may be defined and end up as an array ref.
6816:
6817: returns an array of values
6818:
6819: =cut
6820:
6821: sub get_env_multiple {
6822: my ($name) = @_;
6823: my @values;
1.258 albertel 6824: if (defined($env{$name})) {
1.149 albertel 6825: # exists is it an array
1.258 albertel 6826: if (ref($env{$name})) {
6827: @values=@{ $env{$name} };
1.149 albertel 6828: } else {
1.258 albertel 6829: $values[0]=$env{$name};
1.149 albertel 6830: }
6831: }
6832: return(@values);
6833: }
6834:
1.31 albertel 6835:
1.41 ng 6836: =pod
1.45 matthew 6837:
1.464 albertel 6838: =back
1.41 ng 6839:
1.112 bowersj2 6840: =head1 CSV Upload/Handling functions
1.38 albertel 6841:
1.41 ng 6842: =over 4
6843:
1.112 bowersj2 6844: =item * upfile_store($r)
1.41 ng 6845:
6846: Store uploaded file, $r should be the HTTP Request object,
1.258 albertel 6847: needs $env{'form.upfile'}
1.41 ng 6848: returns $datatoken to be put into hidden field
6849:
6850: =cut
1.31 albertel 6851:
6852: sub upfile_store {
6853: my $r=shift;
1.258 albertel 6854: $env{'form.upfile'}=~s/\r/\n/gs;
6855: $env{'form.upfile'}=~s/\f/\n/gs;
6856: $env{'form.upfile'}=~s/\n+/\n/gs;
6857: $env{'form.upfile'}=~s/\n+$//gs;
1.31 albertel 6858:
1.258 albertel 6859: my $datatoken=$env{'user.name'}.'_'.$env{'user.domain'}.
6860: '_enroll_'.$env{'request.course.id'}.'_'.time.'_'.$$;
1.31 albertel 6861: {
1.158 raeburn 6862: my $datafile = $r->dir_config('lonDaemons').
6863: '/tmp/'.$datatoken.'.tmp';
6864: if ( open(my $fh,">$datafile") ) {
1.258 albertel 6865: print $fh $env{'form.upfile'};
1.158 raeburn 6866: close($fh);
6867: }
1.31 albertel 6868: }
6869: return $datatoken;
6870: }
6871:
1.56 matthew 6872: =pod
6873:
1.112 bowersj2 6874: =item * load_tmp_file($r)
1.41 ng 6875:
6876: Load uploaded file from tmp, $r should be the HTTP Request object,
1.258 albertel 6877: needs $env{'form.datatoken'},
6878: sets $env{'form.upfile'} to the contents of the file
1.41 ng 6879:
6880: =cut
1.31 albertel 6881:
6882: sub load_tmp_file {
6883: my $r=shift;
6884: my @studentdata=();
6885: {
1.158 raeburn 6886: my $studentfile = $r->dir_config('lonDaemons').
1.258 albertel 6887: '/tmp/'.$env{'form.datatoken'}.'.tmp';
1.158 raeburn 6888: if ( open(my $fh,"<$studentfile") ) {
6889: @studentdata=<$fh>;
6890: close($fh);
6891: }
1.31 albertel 6892: }
1.258 albertel 6893: $env{'form.upfile'}=join('',@studentdata);
1.31 albertel 6894: }
6895:
1.56 matthew 6896: =pod
6897:
1.112 bowersj2 6898: =item * upfile_record_sep()
1.41 ng 6899:
6900: Separate uploaded file into records
6901: returns array of records,
1.258 albertel 6902: needs $env{'form.upfile'} and $env{'form.upfiletype'}
1.41 ng 6903:
6904: =cut
1.31 albertel 6905:
6906: sub upfile_record_sep {
1.258 albertel 6907: if ($env{'form.upfiletype'} eq 'xml') {
1.31 albertel 6908: } else {
1.248 albertel 6909: my @records;
1.258 albertel 6910: foreach my $line (split(/\n/,$env{'form.upfile'})) {
1.248 albertel 6911: if ($line=~/^\s*$/) { next; }
6912: push(@records,$line);
6913: }
6914: return @records;
1.31 albertel 6915: }
6916: }
6917:
1.56 matthew 6918: =pod
6919:
1.112 bowersj2 6920: =item * record_sep($record)
1.41 ng 6921:
1.258 albertel 6922: Separate a record into fields $record should be an item from the upfile_record_sep(), needs $env{'form.upfiletype'}
1.41 ng 6923:
6924: =cut
6925:
1.263 www 6926: sub takeleft {
6927: my $index=shift;
6928: return substr('0000'.$index,-4,4);
6929: }
6930:
1.31 albertel 6931: sub record_sep {
6932: my $record=shift;
6933: my %components=();
1.258 albertel 6934: if ($env{'form.upfiletype'} eq 'xml') {
6935: } elsif ($env{'form.upfiletype'} eq 'space') {
1.31 albertel 6936: my $i=0;
1.356 albertel 6937: foreach my $field (split(/\s+/,$record)) {
1.31 albertel 6938: $field=~s/^(\"|\')//;
6939: $field=~s/(\"|\')$//;
1.263 www 6940: $components{&takeleft($i)}=$field;
1.31 albertel 6941: $i++;
6942: }
1.258 albertel 6943: } elsif ($env{'form.upfiletype'} eq 'tab') {
1.31 albertel 6944: my $i=0;
1.356 albertel 6945: foreach my $field (split(/\t/,$record)) {
1.31 albertel 6946: $field=~s/^(\"|\')//;
6947: $field=~s/(\"|\')$//;
1.263 www 6948: $components{&takeleft($i)}=$field;
1.31 albertel 6949: $i++;
6950: }
6951: } else {
1.561 www 6952: my $separator=',';
1.480 banghart 6953: if ($env{'form.upfiletype'} eq 'semisv') {
1.561 www 6954: $separator=';';
1.480 banghart 6955: }
1.31 albertel 6956: my $i=0;
1.561 www 6957: # the character we are looking for to indicate the end of a quote or a record
6958: my $looking_for=$separator;
6959: # do not add the characters to the fields
6960: my $ignore=0;
6961: # we just encountered a separator (or the beginning of the record)
6962: my $just_found_separator=1;
6963: # store the field we are working on here
6964: my $field='';
6965: # work our way through all characters in record
6966: foreach my $character ($record=~/(.)/g) {
6967: if ($character eq $looking_for) {
6968: if ($character ne $separator) {
6969: # Found the end of a quote, again looking for separator
6970: $looking_for=$separator;
6971: $ignore=1;
6972: } else {
6973: # Found a separator, store away what we got
6974: $components{&takeleft($i)}=$field;
6975: $i++;
6976: $just_found_separator=1;
6977: $ignore=0;
6978: $field='';
6979: }
6980: next;
6981: }
6982: # single or double quotation marks after a separator indicate beginning of a quote
6983: # we are now looking for the end of the quote and need to ignore separators
6984: if ((($character eq '"') || ($character eq "'")) && ($just_found_separator)) {
6985: $looking_for=$character;
6986: next;
6987: }
6988: # ignore would be true after we reached the end of a quote
6989: if ($ignore) { next; }
6990: if (($just_found_separator) && ($character=~/\s/)) { next; }
6991: $field.=$character;
6992: $just_found_separator=0;
1.31 albertel 6993: }
1.561 www 6994: # catch the very last entry, since we never encountered the separator
6995: $components{&takeleft($i)}=$field;
1.31 albertel 6996: }
6997: return %components;
6998: }
6999:
1.144 matthew 7000: ######################################################
7001: ######################################################
7002:
1.56 matthew 7003: =pod
7004:
1.112 bowersj2 7005: =item * upfile_select_html()
1.41 ng 7006:
1.144 matthew 7007: Return HTML code to select a file from the users machine and specify
7008: the file type.
1.41 ng 7009:
7010: =cut
7011:
1.144 matthew 7012: ######################################################
7013: ######################################################
1.31 albertel 7014: sub upfile_select_html {
1.144 matthew 7015: my %Types = (
7016: csv => &mt('CSV (comma separated values, spreadsheet)'),
1.480 banghart 7017: semisv => &mt('Semicolon separated values'),
1.144 matthew 7018: space => &mt('Space separated'),
7019: tab => &mt('Tabulator separated'),
7020: # xml => &mt('HTML/XML'),
7021: );
7022: my $Str = '<input type="file" name="upfile" size="50" />'.
7023: '<br />Type: <select name="upfiletype">';
7024: foreach my $type (sort(keys(%Types))) {
7025: $Str .= '<option value="'.$type.'" >'.$Types{$type}."</option>\n";
7026: }
7027: $Str .= "</select>\n";
7028: return $Str;
1.31 albertel 7029: }
7030:
1.301 albertel 7031: sub get_samples {
7032: my ($records,$toget) = @_;
7033: my @samples=({});
7034: my $got=0;
7035: foreach my $rec (@$records) {
7036: my %temp = &record_sep($rec);
7037: if (! grep(/\S/, values(%temp))) { next; }
7038: if (%temp) {
7039: $samples[$got]=\%temp;
7040: $got++;
7041: if ($got == $toget) { last; }
7042: }
7043: }
7044: return \@samples;
7045: }
7046:
1.144 matthew 7047: ######################################################
7048: ######################################################
7049:
1.56 matthew 7050: =pod
7051:
1.112 bowersj2 7052: =item * csv_print_samples($r,$records)
1.41 ng 7053:
7054: Prints a table of sample values from each column uploaded $r is an
7055: Apache Request ref, $records is an arrayref from
7056: &Apache::loncommon::upfile_record_sep
7057:
7058: =cut
7059:
1.144 matthew 7060: ######################################################
7061: ######################################################
1.31 albertel 7062: sub csv_print_samples {
7063: my ($r,$records) = @_;
1.301 albertel 7064: my $samples = &get_samples($records,3);
7065:
1.594 raeburn 7066: $r->print(&mt('Samples').'<br />'.&start_data_table().
7067: &start_data_table_header_row());
1.356 albertel 7068: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
7069: $r->print('<th>'.&mt('Column [_1]',($sample+1)).'</th>'); }
1.594 raeburn 7070: $r->print(&end_data_table_header_row());
1.301 albertel 7071: foreach my $hash (@$samples) {
1.594 raeburn 7072: $r->print(&start_data_table_row());
1.356 albertel 7073: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
1.31 albertel 7074: $r->print('<td>');
1.356 albertel 7075: if (defined($$hash{$sample})) { $r->print($$hash{$sample}); }
1.31 albertel 7076: $r->print('</td>');
7077: }
1.594 raeburn 7078: $r->print(&end_data_table_row());
1.31 albertel 7079: }
1.594 raeburn 7080: $r->print(&end_data_table().'<br />'."\n");
1.31 albertel 7081: }
7082:
1.144 matthew 7083: ######################################################
7084: ######################################################
7085:
1.56 matthew 7086: =pod
7087:
1.112 bowersj2 7088: =item * csv_print_select_table($r,$records,$d)
1.41 ng 7089:
7090: Prints a table to create associations between values and table columns.
1.144 matthew 7091:
1.41 ng 7092: $r is an Apache Request ref,
7093: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
1.174 matthew 7094: $d is an array of 2 element arrays (internal name, displayed name,defaultcol)
1.41 ng 7095:
7096: =cut
7097:
1.144 matthew 7098: ######################################################
7099: ######################################################
1.31 albertel 7100: sub csv_print_select_table {
7101: my ($r,$records,$d) = @_;
1.301 albertel 7102: my $i=0;
7103: my $samples = &get_samples($records,1);
1.144 matthew 7104: $r->print(&mt('Associate columns with student attributes.')."\n".
1.594 raeburn 7105: &start_data_table().&start_data_table_header_row().
1.144 matthew 7106: '<th>'.&mt('Attribute').'</th>'.
1.594 raeburn 7107: '<th>'.&mt('Column').'</th>'.
7108: &end_data_table_header_row()."\n");
1.356 albertel 7109: foreach my $array_ref (@$d) {
7110: my ($value,$display,$defaultcol)=@{ $array_ref };
1.594 raeburn 7111: $r->print(&start_data_table_row().'<tr><td>'.$display.'</td>');
1.31 albertel 7112:
7113: $r->print('<td><select name=f'.$i.
1.32 matthew 7114: ' onchange="javascript:flip(this.form,'.$i.');">');
1.31 albertel 7115: $r->print('<option value="none"></option>');
1.356 albertel 7116: foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) {
7117: $r->print('<option value="'.$sample.'"'.
7118: ($sample eq $defaultcol ? ' selected="selected" ' : '').
7119: '>Column '.($sample+1).'</option>');
1.31 albertel 7120: }
1.594 raeburn 7121: $r->print('</select></td>'.&end_data_table_row()."\n");
1.31 albertel 7122: $i++;
7123: }
1.594 raeburn 7124: $r->print(&end_data_table());
1.31 albertel 7125: $i--;
7126: return $i;
7127: }
1.56 matthew 7128:
1.144 matthew 7129: ######################################################
7130: ######################################################
7131:
1.56 matthew 7132: =pod
1.31 albertel 7133:
1.112 bowersj2 7134: =item * csv_samples_select_table($r,$records,$d)
1.41 ng 7135:
7136: Prints a table of sample values from the upload and can make associate samples to internal names.
7137:
7138: $r is an Apache Request ref,
7139: $records is an arrayref from &Apache::loncommon::upfile_record_sep,
7140: $d is an array of 2 element arrays (internal name, displayed name)
7141:
7142: =cut
7143:
1.144 matthew 7144: ######################################################
7145: ######################################################
1.31 albertel 7146: sub csv_samples_select_table {
7147: my ($r,$records,$d) = @_;
7148: my $i=0;
1.144 matthew 7149: #
1.301 albertel 7150: my $samples = &get_samples($records,3);
1.594 raeburn 7151: $r->print(&start_data_table().
7152: &start_data_table_header_row().'<th>'.
7153: &mt('Field').'</th><th>'.&mt('Samples').'</th>'.
7154: &end_data_table_header_row());
1.301 albertel 7155:
7156: foreach my $key (sort(keys(%{ $samples->[0] }))) {
1.594 raeburn 7157: $r->print(&start_data_table_row().'<td><select name="f'.$i.'"'.
1.32 matthew 7158: ' onchange="javascript:flip(this.form,'.$i.');">');
1.301 albertel 7159: foreach my $option (@$d) {
7160: my ($value,$display,$defaultcol)=@{ $option };
1.174 matthew 7161: $r->print('<option value="'.$value.'"'.
1.253 albertel 7162: ($i eq $defaultcol ? ' selected="selected" ':'').'>'.
1.174 matthew 7163: $display.'</option>');
1.31 albertel 7164: }
7165: $r->print('</select></td><td>');
1.301 albertel 7166: foreach my $line (0..2) {
7167: if (defined($samples->[$line]{$key})) {
7168: $r->print($samples->[$line]{$key}."<br />\n");
7169: }
7170: }
1.594 raeburn 7171: $r->print('</td>'.&end_data_table_row());
1.31 albertel 7172: $i++;
7173: }
1.594 raeburn 7174: $r->print(&end_data_table());
1.31 albertel 7175: $i--;
7176: return($i);
1.115 matthew 7177: }
7178:
1.144 matthew 7179: ######################################################
7180: ######################################################
7181:
1.115 matthew 7182: =pod
7183:
7184: =item clean_excel_name($name)
7185:
7186: Returns a replacement for $name which does not contain any illegal characters.
7187:
7188: =cut
7189:
1.144 matthew 7190: ######################################################
7191: ######################################################
1.115 matthew 7192: sub clean_excel_name {
7193: my ($name) = @_;
7194: $name =~ s/[:\*\?\/\\]//g;
7195: if (length($name) > 31) {
7196: $name = substr($name,0,31);
7197: }
7198: return $name;
1.25 albertel 7199: }
1.84 albertel 7200:
1.85 albertel 7201: =pod
7202:
1.112 bowersj2 7203: =item * check_if_partid_hidden($id,$symb,$udom,$uname)
1.85 albertel 7204:
7205: Returns either 1 or undef
7206:
7207: 1 if the part is to be hidden, undef if it is to be shown
7208:
7209: Arguments are:
7210:
7211: $id the id of the part to be checked
7212: $symb, optional the symb of the resource to check
7213: $udom, optional the domain of the user to check for
7214: $uname, optional the username of the user to check for
7215:
7216: =cut
1.84 albertel 7217:
7218: sub check_if_partid_hidden {
7219: my ($id,$symb,$udom,$uname) = @_;
1.133 albertel 7220: my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts',
1.84 albertel 7221: $symb,$udom,$uname);
1.141 albertel 7222: my $truth=1;
7223: #if the string starts with !, then the list is the list to show not hide
7224: if ($hiddenparts=~s/^\s*!//) { $truth=undef; }
1.84 albertel 7225: my @hiddenlist=split(/,/,$hiddenparts);
7226: foreach my $checkid (@hiddenlist) {
1.141 albertel 7227: if ($checkid =~ /^\s*\Q$id\E\s*$/) { return $truth; }
1.84 albertel 7228: }
1.141 albertel 7229: return !$truth;
1.84 albertel 7230: }
1.127 matthew 7231:
1.138 matthew 7232:
7233: ############################################################
7234: ############################################################
7235:
7236: =pod
7237:
1.157 matthew 7238: =back
7239:
1.138 matthew 7240: =head1 cgi-bin script and graphing routines
7241:
1.157 matthew 7242: =over 4
7243:
1.138 matthew 7244: =item get_cgi_id
7245:
7246: Inputs: none
7247:
7248: Returns an id which can be used to pass environment variables
7249: to various cgi-bin scripts. These environment variables will
7250: be removed from the users environment after a given time by
7251: the routine &Apache::lonnet::transfer_profile_to_env.
7252:
7253: =cut
7254:
7255: ############################################################
7256: ############################################################
1.152 albertel 7257: my $uniq=0;
1.136 matthew 7258: sub get_cgi_id {
1.154 albertel 7259: $uniq=($uniq+1)%100000;
1.280 albertel 7260: return (time.'_'.$$.'_'.$uniq);
1.136 matthew 7261: }
7262:
1.127 matthew 7263: ############################################################
7264: ############################################################
7265:
7266: =pod
7267:
1.134 matthew 7268: =item DrawBarGraph
1.127 matthew 7269:
1.138 matthew 7270: Facilitates the plotting of data in a (stacked) bar graph.
7271: Puts plot definition data into the users environment in order for
7272: graph.png to plot it. Returns an <img> tag for the plot.
7273: The bars on the plot are labeled '1','2',...,'n'.
7274:
7275: Inputs:
7276:
7277: =over 4
7278:
7279: =item $Title: string, the title of the plot
7280:
7281: =item $xlabel: string, text describing the X-axis of the plot
7282:
7283: =item $ylabel: string, text describing the Y-axis of the plot
7284:
7285: =item $Max: scalar, the maximum Y value to use in the plot
7286: If $Max is < any data point, the graph will not be rendered.
7287:
1.140 matthew 7288: =item $colors: array ref holding the colors to be used for the data sets when
1.138 matthew 7289: they are plotted. If undefined, default values will be used.
7290:
1.178 matthew 7291: =item $labels: array ref holding the labels to use on the x-axis for the bars.
7292:
1.138 matthew 7293: =item @Values: An array of array references. Each array reference holds data
7294: to be plotted in a stacked bar chart.
7295:
1.239 matthew 7296: =item If the final element of @Values is a hash reference the key/value
7297: pairs will be added to the graph definition.
7298:
1.138 matthew 7299: =back
7300:
7301: Returns:
7302:
7303: An <img> tag which references graph.png and the appropriate identifying
7304: information for the plot.
7305:
1.127 matthew 7306: =cut
7307:
7308: ############################################################
7309: ############################################################
1.134 matthew 7310: sub DrawBarGraph {
1.178 matthew 7311: my ($Title,$xlabel,$ylabel,$Max,$colors,$labels,@Values)=@_;
1.134 matthew 7312: #
7313: if (! defined($colors)) {
7314: $colors = ['#33ff00',
7315: '#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
7316: '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
7317: ];
7318: }
1.228 matthew 7319: my $extra_settings = {};
7320: if (ref($Values[-1]) eq 'HASH') {
7321: $extra_settings = pop(@Values);
7322: }
1.127 matthew 7323: #
1.136 matthew 7324: my $identifier = &get_cgi_id();
7325: my $id = 'cgi.'.$identifier;
1.129 matthew 7326: if (! @Values || ref($Values[0]) ne 'ARRAY') {
1.127 matthew 7327: return '';
7328: }
1.225 matthew 7329: #
7330: my @Labels;
7331: if (defined($labels)) {
7332: @Labels = @$labels;
7333: } else {
7334: for (my $i=0;$i<@{$Values[0]};$i++) {
7335: push (@Labels,$i+1);
7336: }
7337: }
7338: #
1.129 matthew 7339: my $NumBars = scalar(@{$Values[0]});
1.225 matthew 7340: if ($NumBars < scalar(@Labels)) { $NumBars = scalar(@Labels); }
1.129 matthew 7341: my %ValuesHash;
7342: my $NumSets=1;
7343: foreach my $array (@Values) {
7344: next if (! ref($array));
1.136 matthew 7345: $ValuesHash{$id.'.data.'.$NumSets++} =
1.132 matthew 7346: join(',',@$array);
1.129 matthew 7347: }
1.127 matthew 7348: #
1.136 matthew 7349: my ($height,$width,$xskip,$bar_width) = (200,120,1,15);
1.225 matthew 7350: if ($NumBars < 3) {
7351: $width = 120+$NumBars*32;
1.220 matthew 7352: $xskip = 1;
1.225 matthew 7353: $bar_width = 30;
7354: } elsif ($NumBars < 5) {
7355: $width = 120+$NumBars*20;
7356: $xskip = 1;
7357: $bar_width = 20;
1.220 matthew 7358: } elsif ($NumBars < 10) {
1.136 matthew 7359: $width = 120+$NumBars*15;
7360: $xskip = 1;
7361: $bar_width = 15;
7362: } elsif ($NumBars <= 25) {
7363: $width = 120+$NumBars*11;
7364: $xskip = 5;
7365: $bar_width = 8;
7366: } elsif ($NumBars <= 50) {
7367: $width = 120+$NumBars*8;
7368: $xskip = 5;
7369: $bar_width = 4;
7370: } else {
7371: $width = 120+$NumBars*8;
7372: $xskip = 5;
7373: $bar_width = 4;
7374: }
7375: #
1.137 matthew 7376: $Max = 1 if ($Max < 1);
7377: if ( int($Max) < $Max ) {
7378: $Max++;
7379: $Max = int($Max);
7380: }
1.127 matthew 7381: $Title = '' if (! defined($Title));
7382: $xlabel = '' if (! defined($xlabel));
7383: $ylabel = '' if (! defined($ylabel));
1.369 www 7384: $ValuesHash{$id.'.title'} = &escape($Title);
7385: $ValuesHash{$id.'.xlabel'} = &escape($xlabel);
7386: $ValuesHash{$id.'.ylabel'} = &escape($ylabel);
1.137 matthew 7387: $ValuesHash{$id.'.y_max_value'} = $Max;
1.136 matthew 7388: $ValuesHash{$id.'.NumBars'} = $NumBars;
7389: $ValuesHash{$id.'.NumSets'} = $NumSets;
7390: $ValuesHash{$id.'.PlotType'} = 'bar';
7391: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
7392: $ValuesHash{$id.'.height'} = $height;
7393: $ValuesHash{$id.'.width'} = $width;
7394: $ValuesHash{$id.'.xskip'} = $xskip;
7395: $ValuesHash{$id.'.bar_width'} = $bar_width;
7396: $ValuesHash{$id.'.labels'} = join(',',@Labels);
1.127 matthew 7397: #
1.228 matthew 7398: # Deal with other parameters
7399: while (my ($key,$value) = each(%$extra_settings)) {
7400: $ValuesHash{$id.'.'.$key} = $value;
7401: }
7402: #
1.137 matthew 7403: &Apache::lonnet::appenv(%ValuesHash);
7404: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
7405: }
7406:
7407: ############################################################
7408: ############################################################
7409:
7410: =pod
7411:
7412: =item DrawXYGraph
7413:
1.138 matthew 7414: Facilitates the plotting of data in an XY graph.
7415: Puts plot definition data into the users environment in order for
7416: graph.png to plot it. Returns an <img> tag for the plot.
7417:
7418: Inputs:
7419:
7420: =over 4
7421:
7422: =item $Title: string, the title of the plot
7423:
7424: =item $xlabel: string, text describing the X-axis of the plot
7425:
7426: =item $ylabel: string, text describing the Y-axis of the plot
7427:
7428: =item $Max: scalar, the maximum Y value to use in the plot
7429: If $Max is < any data point, the graph will not be rendered.
7430:
7431: =item $colors: Array ref containing the hex color codes for the data to be
7432: plotted in. If undefined, default values will be used.
7433:
7434: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
7435:
7436: =item $Ydata: Array ref containing Array refs.
1.185 www 7437: Each of the contained arrays will be plotted as a separate curve.
1.138 matthew 7438:
7439: =item %Values: hash indicating or overriding any default values which are
7440: passed to graph.png.
7441: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
7442:
7443: =back
7444:
7445: Returns:
7446:
7447: An <img> tag which references graph.png and the appropriate identifying
7448: information for the plot.
7449:
1.137 matthew 7450: =cut
7451:
7452: ############################################################
7453: ############################################################
7454: sub DrawXYGraph {
7455: my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_;
7456: #
7457: # Create the identifier for the graph
7458: my $identifier = &get_cgi_id();
7459: my $id = 'cgi.'.$identifier;
7460: #
7461: $Title = '' if (! defined($Title));
7462: $xlabel = '' if (! defined($xlabel));
7463: $ylabel = '' if (! defined($ylabel));
7464: my %ValuesHash =
7465: (
1.369 www 7466: $id.'.title' => &escape($Title),
7467: $id.'.xlabel' => &escape($xlabel),
7468: $id.'.ylabel' => &escape($ylabel),
1.137 matthew 7469: $id.'.y_max_value'=> $Max,
7470: $id.'.labels' => join(',',@$Xlabels),
7471: $id.'.PlotType' => 'XY',
7472: );
7473: #
7474: if (defined($colors) && ref($colors) eq 'ARRAY') {
7475: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
7476: }
7477: #
7478: if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') {
7479: return '';
7480: }
7481: my $NumSets=1;
1.138 matthew 7482: foreach my $array (@{$Ydata}){
1.137 matthew 7483: next if (! ref($array));
7484: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
7485: }
1.138 matthew 7486: $ValuesHash{$id.'.NumSets'} = $NumSets-1;
1.137 matthew 7487: #
7488: # Deal with other parameters
7489: while (my ($key,$value) = each(%Values)) {
7490: $ValuesHash{$id.'.'.$key} = $value;
1.127 matthew 7491: }
7492: #
1.136 matthew 7493: &Apache::lonnet::appenv(%ValuesHash);
7494: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
7495: }
7496:
7497: ############################################################
7498: ############################################################
7499:
7500: =pod
7501:
1.138 matthew 7502: =item DrawXYYGraph
7503:
7504: Facilitates the plotting of data in an XY graph with two Y axes.
7505: Puts plot definition data into the users environment in order for
7506: graph.png to plot it. Returns an <img> tag for the plot.
7507:
7508: Inputs:
7509:
7510: =over 4
7511:
7512: =item $Title: string, the title of the plot
7513:
7514: =item $xlabel: string, text describing the X-axis of the plot
7515:
7516: =item $ylabel: string, text describing the Y-axis of the plot
7517:
7518: =item $colors: Array ref containing the hex color codes for the data to be
7519: plotted in. If undefined, default values will be used.
7520:
7521: =item $Xlabels: Array ref containing the labels to be used for the X-axis.
7522:
7523: =item $Ydata1: The first data set
7524:
7525: =item $Min1: The minimum value of the left Y-axis
7526:
7527: =item $Max1: The maximum value of the left Y-axis
7528:
7529: =item $Ydata2: The second data set
7530:
7531: =item $Min2: The minimum value of the right Y-axis
7532:
7533: =item $Max2: The maximum value of the left Y-axis
7534:
7535: =item %Values: hash indicating or overriding any default values which are
7536: passed to graph.png.
7537: Possible values are: width, xskip, x_ticks, x_tick_offset, among others.
7538:
7539: =back
7540:
7541: Returns:
7542:
7543: An <img> tag which references graph.png and the appropriate identifying
7544: information for the plot.
1.136 matthew 7545:
7546: =cut
7547:
7548: ############################################################
7549: ############################################################
1.137 matthew 7550: sub DrawXYYGraph {
7551: my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1,
7552: $Ydata2,$Min2,$Max2,%Values)=@_;
1.136 matthew 7553: #
7554: # Create the identifier for the graph
7555: my $identifier = &get_cgi_id();
7556: my $id = 'cgi.'.$identifier;
7557: #
7558: $Title = '' if (! defined($Title));
7559: $xlabel = '' if (! defined($xlabel));
7560: $ylabel = '' if (! defined($ylabel));
7561: my %ValuesHash =
7562: (
1.369 www 7563: $id.'.title' => &escape($Title),
7564: $id.'.xlabel' => &escape($xlabel),
7565: $id.'.ylabel' => &escape($ylabel),
1.136 matthew 7566: $id.'.labels' => join(',',@$Xlabels),
7567: $id.'.PlotType' => 'XY',
7568: $id.'.NumSets' => 2,
1.137 matthew 7569: $id.'.two_axes' => 1,
7570: $id.'.y1_max_value' => $Max1,
7571: $id.'.y1_min_value' => $Min1,
7572: $id.'.y2_max_value' => $Max2,
7573: $id.'.y2_min_value' => $Min2,
1.136 matthew 7574: );
7575: #
1.137 matthew 7576: if (defined($colors) && ref($colors) eq 'ARRAY') {
7577: $ValuesHash{$id.'.Colors'} = join(',',@{$colors});
7578: }
7579: #
7580: if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' ||
7581: ! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){
1.136 matthew 7582: return '';
7583: }
7584: my $NumSets=1;
1.137 matthew 7585: foreach my $array ($Ydata1,$Ydata2){
1.136 matthew 7586: next if (! ref($array));
7587: $ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array);
1.137 matthew 7588: }
7589: #
7590: # Deal with other parameters
7591: while (my ($key,$value) = each(%Values)) {
7592: $ValuesHash{$id.'.'.$key} = $value;
1.136 matthew 7593: }
7594: #
7595: &Apache::lonnet::appenv(%ValuesHash);
1.130 albertel 7596: return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
1.139 matthew 7597: }
7598:
7599: ############################################################
7600: ############################################################
7601:
7602: =pod
7603:
1.157 matthew 7604: =back
7605:
1.139 matthew 7606: =head1 Statistics helper routines?
7607:
7608: Bad place for them but what the hell.
7609:
1.157 matthew 7610: =over 4
7611:
1.139 matthew 7612: =item &chartlink
7613:
7614: Returns a link to the chart for a specific student.
7615:
7616: Inputs:
7617:
7618: =over 4
7619:
7620: =item $linktext: The text of the link
7621:
7622: =item $sname: The students username
7623:
7624: =item $sdomain: The students domain
7625:
7626: =back
7627:
1.157 matthew 7628: =back
7629:
1.139 matthew 7630: =cut
7631:
7632: ############################################################
7633: ############################################################
7634: sub chartlink {
7635: my ($linktext, $sname, $sdomain) = @_;
7636: my $link = '<a href="/adm/statistics?reportSelected=student_assessment'.
1.369 www 7637: '&SelectedStudent='.&escape($sname.':'.$sdomain).
1.219 albertel 7638: '&chartoutputmode='.HTML::Entities::encode('html, with all links').
1.139 matthew 7639: '">'.$linktext.'</a>';
1.153 matthew 7640: }
7641:
7642: #######################################################
7643: #######################################################
7644:
7645: =pod
7646:
7647: =head1 Course Environment Routines
1.157 matthew 7648:
7649: =over 4
1.153 matthew 7650:
7651: =item &restore_course_settings
7652:
7653: =item &store_course_settings
7654:
7655: Restores/Store indicated form parameters from the course environment.
7656: Will not overwrite existing values of the form parameters.
7657:
7658: Inputs:
7659: a scalar describing the data (e.g. 'chart', 'problem_analysis')
7660:
7661: a hash ref describing the data to be stored. For example:
7662:
7663: %Save_Parameters = ('Status' => 'scalar',
7664: 'chartoutputmode' => 'scalar',
7665: 'chartoutputdata' => 'scalar',
7666: 'Section' => 'array',
1.373 raeburn 7667: 'Group' => 'array',
1.153 matthew 7668: 'StudentData' => 'array',
7669: 'Maps' => 'array');
7670:
7671: Returns: both routines return nothing
7672:
1.631 raeburn 7673: =back
7674:
1.153 matthew 7675: =cut
7676:
7677: #######################################################
7678: #######################################################
7679: sub store_course_settings {
1.496 albertel 7680: return &store_settings($env{'request.course.id'},@_);
7681: }
7682:
7683: sub store_settings {
1.153 matthew 7684: # save to the environment
7685: # appenv the same items, just to be safe
1.300 albertel 7686: my $udom = $env{'user.domain'};
7687: my $uname = $env{'user.name'};
1.496 albertel 7688: my ($context,$prefix,$Settings) = @_;
1.153 matthew 7689: my %SaveHash;
7690: my %AppHash;
7691: while (my ($setting,$type) = each(%$Settings)) {
1.496 albertel 7692: my $basename = join('.','internal',$context,$prefix,$setting);
1.300 albertel 7693: my $envname = 'environment.'.$basename;
1.258 albertel 7694: if (exists($env{'form.'.$setting})) {
1.153 matthew 7695: # Save this value away
7696: if ($type eq 'scalar' &&
1.258 albertel 7697: (! exists($env{$envname}) ||
7698: $env{$envname} ne $env{'form.'.$setting})) {
7699: $SaveHash{$basename} = $env{'form.'.$setting};
7700: $AppHash{$envname} = $env{'form.'.$setting};
1.153 matthew 7701: } elsif ($type eq 'array') {
7702: my $stored_form;
1.258 albertel 7703: if (ref($env{'form.'.$setting})) {
1.153 matthew 7704: $stored_form = join(',',
7705: map {
1.369 www 7706: &escape($_);
1.258 albertel 7707: } sort(@{$env{'form.'.$setting}}));
1.153 matthew 7708: } else {
7709: $stored_form =
1.369 www 7710: &escape($env{'form.'.$setting});
1.153 matthew 7711: }
7712: # Determine if the array contents are the same.
1.258 albertel 7713: if ($stored_form ne $env{$envname}) {
1.153 matthew 7714: $SaveHash{$basename} = $stored_form;
7715: $AppHash{$envname} = $stored_form;
7716: }
7717: }
7718: }
7719: }
7720: my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
1.300 albertel 7721: $udom,$uname);
1.153 matthew 7722: if ($put_result !~ /^(ok|delayed)/) {
7723: &Apache::lonnet::logthis('unable to save form parameters, '.
7724: 'got error:'.$put_result);
7725: }
7726: # Make sure these settings stick around in this session, too
7727: &Apache::lonnet::appenv(%AppHash);
7728: return;
7729: }
7730:
7731: sub restore_course_settings {
1.499 albertel 7732: return &restore_settings($env{'request.course.id'},@_);
1.496 albertel 7733: }
7734:
7735: sub restore_settings {
7736: my ($context,$prefix,$Settings) = @_;
1.153 matthew 7737: while (my ($setting,$type) = each(%$Settings)) {
1.258 albertel 7738: next if (exists($env{'form.'.$setting}));
1.496 albertel 7739: my $envname = 'environment.internal.'.$context.'.'.$prefix.
1.153 matthew 7740: '.'.$setting;
1.258 albertel 7741: if (exists($env{$envname})) {
1.153 matthew 7742: if ($type eq 'scalar') {
1.258 albertel 7743: $env{'form.'.$setting} = $env{$envname};
1.153 matthew 7744: } elsif ($type eq 'array') {
1.258 albertel 7745: $env{'form.'.$setting} = [
1.153 matthew 7746: map {
1.369 www 7747: &unescape($_);
1.258 albertel 7748: } split(',',$env{$envname})
1.153 matthew 7749: ];
7750: }
7751: }
7752: }
1.127 matthew 7753: }
7754:
1.618 raeburn 7755: #######################################################
7756: #######################################################
7757:
7758: =pod
7759:
7760: =head1 Domain E-mail Routines
7761:
7762: =over 4
7763:
7764: =item &build_recipient_list
7765:
7766: Build recipient lists for three types of e-mail:
7767: (a) Error Reports, (b) Package Updates, (c) Help requests, generated by
1.619 raeburn 7768: lonerrorhandler.pm, CHECKRPMS and lonsupportreq.pm respectively.
1.618 raeburn 7769:
7770: Inputs:
1.619 raeburn 7771: defmail (scalar - email address of default recipient),
1.618 raeburn 7772: mailing type (scalar - errormail, packagesmail, or helpdeskmail),
1.619 raeburn 7773: defdom (domain for which to retrieve configuration settings),
7774: origmail (scalar - email address of recipient from loncapa.conf,
7775: i.e., predates configuration by DC via domainprefs.pm
1.618 raeburn 7776:
7777: Returns: comma separated list of addresses to which to send e-mail.
7778:
7779: =cut
7780:
7781: ############################################################
7782: ############################################################
7783: sub build_recipient_list {
1.619 raeburn 7784: my ($defmail,$mailing,$defdom,$origmail) = @_;
1.618 raeburn 7785: my @recipients;
7786: my $otheremails;
7787: my %domconfig =
7788: &Apache::lonnet::get_dom('configuration',['contacts'],$defdom);
7789: if (ref($domconfig{'contacts'}) eq 'HASH') {
7790: if (ref($domconfig{'contacts'}{$mailing}) eq 'HASH') {
7791: my @contacts = ('adminemail','supportemail');
7792: foreach my $item (@contacts) {
7793: if ($domconfig{'contacts'}{$mailing}{$item}) {
1.619 raeburn 7794: my $addr = $domconfig{'contacts'}{$item};
7795: if (!grep(/^\Q$addr\E$/,@recipients)) {
7796: push(@recipients,$addr);
7797: }
1.618 raeburn 7798: }
7799: $otheremails = $domconfig{'contacts'}{$mailing}{'others'};
7800: }
7801: }
1.619 raeburn 7802: } elsif ($origmail ne '') {
7803: push(@recipients,$origmail);
1.618 raeburn 7804: }
7805: if ($defmail ne '') {
7806: push(@recipients,$defmail);
7807: }
7808: if ($otheremails) {
1.619 raeburn 7809: my @others;
7810: if ($otheremails =~ /,/) {
7811: @others = split(/,/,$otheremails);
1.618 raeburn 7812: } else {
1.619 raeburn 7813: push(@others,$otheremails);
7814: }
7815: foreach my $addr (@others) {
7816: if (!grep(/^\Q$addr\E$/,@recipients)) {
7817: push(@recipients,$addr);
7818: }
1.618 raeburn 7819: }
7820: }
1.619 raeburn 7821: my $recipientlist = join(',',@recipients);
1.618 raeburn 7822: return $recipientlist;
7823: }
7824:
1.127 matthew 7825: ############################################################
7826: ############################################################
1.154 albertel 7827:
1.443 albertel 7828: sub commit_customrole {
7829: my ($udom,$uname,$url,$three,$four,$five,$start,$end) = @_;
1.630 raeburn 7830: my $output = &mt('Assigning custom role').' "'.$five.'" by '.$four.':'.$three.' in '.$url.
1.443 albertel 7831: ($start?', '.&mt('starting').' '.localtime($start):'').
7832: ($end?', ending '.localtime($end):'').': <b>'.
7833: &Apache::lonnet::assigncustomrole(
7834: $udom,$uname,$url,$three,$four,$five,$end,$start).
7835: '</b><br />';
7836: return $output;
7837: }
7838:
7839: sub commit_standardrole {
1.541 raeburn 7840: my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
7841: my ($output,$logmsg,$linefeed);
7842: if ($context eq 'auto') {
7843: $linefeed = "\n";
7844: } else {
7845: $linefeed = "<br />\n";
7846: }
1.443 albertel 7847: if ($three eq 'st') {
1.541 raeburn 7848: my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
7849: $one,$two,$sec,$context);
7850: if (($result =~ /^error/) || ($result eq 'not_in_class') ||
1.626 raeburn 7851: ($result eq 'unknown_course') || ($result eq 'refused')) {
7852: $output = $logmsg.' '.&mt('Error: ').$result."\n";
1.443 albertel 7853: } else {
1.541 raeburn 7854: $output = $logmsg.$linefeed.&mt('Assigning').' '.$three.' in '.$url.
1.443 albertel 7855: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 7856: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
7857: if ($context eq 'auto') {
7858: $output .= $result.$linefeed.&mt('Add to classlist').': ok';
7859: } else {
7860: $output .= '<b>'.$result.'</b>'.$linefeed.
7861: &mt('Add to classlist').': <b>ok</b>';
7862: }
7863: $output .= $linefeed;
1.443 albertel 7864: }
7865: } else {
7866: $output = &mt('Assigning').' '.$three.' in '.$url.
7867: ($start?', '.&mt('starting').' '.localtime($start):'').
1.541 raeburn 7868: ($end?', '.&mt('ending').' '.localtime($end):'').': ';
7869: my $result = &Apache::lonnet::assignrole($udom,$uname,$url,$three,$end,$start);
7870: if ($context eq 'auto') {
7871: $output .= $result.$linefeed;
7872: } else {
7873: $output .= '<b>'.$result.'</b>'.$linefeed;
7874: }
1.443 albertel 7875: }
7876: return $output;
7877: }
7878:
7879: sub commit_studentrole {
1.541 raeburn 7880: my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
1.626 raeburn 7881: my ($result,$linefeed,$oldsecurl,$newsecurl);
1.541 raeburn 7882: if ($context eq 'auto') {
7883: $linefeed = "\n";
7884: } else {
7885: $linefeed = '<br />'."\n";
7886: }
1.443 albertel 7887: if (defined($one) && defined($two)) {
7888: my $cid=$one.'_'.$two;
7889: my $oldsec=&Apache::lonnet::getsection($udom,$uname,$cid);
7890: my $secchange = 0;
7891: my $expire_role_result;
7892: my $modify_section_result;
1.628 raeburn 7893: if ($oldsec ne '-1') {
7894: if ($oldsec ne $sec) {
1.443 albertel 7895: $secchange = 1;
1.628 raeburn 7896: my $now = time;
1.443 albertel 7897: my $uurl='/'.$cid;
7898: $uurl=~s/\_/\//g;
7899: if ($oldsec) {
7900: $uurl.='/'.$oldsec;
7901: }
1.626 raeburn 7902: $oldsecurl = $uurl;
1.628 raeburn 7903: $expire_role_result =
7904: &Apache::lonnet::assignrole($udom,$uname,$uurl,'st',$now);
7905: if ($env{'request.course.sec'} ne '') {
7906: if ($expire_role_result eq 'refused') {
7907: my @roles = ('st');
7908: my @statuses = ('previous');
7909: my @roledoms = ($one);
7910: my $withsec = 1;
7911: my %roleshash =
7912: &Apache::lonnet::get_my_roles($uname,$udom,'userroles',
7913: \@statuses,\@roles,\@roledoms,$withsec);
7914: if (defined ($roleshash{$two.':'.$one.':st:'.$oldsec})) {
7915: my ($oldstart,$oldend) =
7916: split(':',$roleshash{$two.':'.$one.':st:'.$oldsec});
7917: if ($oldend > 0 && $oldend <= $now) {
7918: $expire_role_result = 'ok';
7919: }
7920: }
7921: }
7922: }
1.443 albertel 7923: $result = $expire_role_result;
7924: }
7925: }
7926: if (($expire_role_result eq 'ok') || ($secchange == 0)) {
7927: $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid);
7928: if ($modify_section_result =~ /^ok/) {
7929: if ($secchange == 1) {
1.628 raeburn 7930: if ($sec eq '') {
7931: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to student role without a section.',$uname,$oldsec).$linefeed;
7932: } else {
7933: $$logmsg .= &mt('Section for [_1] switched from (possibly expired) old section: [_2] to new section: [_3].',$uname,$oldsec,$sec).$linefeed;
7934: }
1.443 albertel 7935: } elsif ($oldsec eq '-1') {
1.628 raeburn 7936: if ($sec eq '') {
7937: $$logmsg .= &mt('New student role without a section for [_1] in course [_2].',$uname,$cid).$linefeed;
7938: } else {
7939: $$logmsg .= &mt('New student role for [_1] in section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
7940: }
1.443 albertel 7941: } else {
1.628 raeburn 7942: if ($sec eq '') {
7943: $$logmsg .= &mt('Student [_1] assigned to course [_2] without a section.',$uname,$cid).$linefeed;
7944: } else {
7945: $$logmsg .= &mt('Student [_1] assigned to section [_2] in course [_3].',$uname,$sec,$cid).$linefeed;
7946: }
1.443 albertel 7947: }
7948: } else {
1.628 raeburn 7949: if ($secchange) {
7950: $$logmsg .= &mt('Error when attempting section change for [_1] from old section "[_2]" to new section: "[_3]" in course [_4] -error:',$uname,$oldsec,$sec,$cid).' '.$modify_section_result.$linefeed;
7951: } else {
7952: $$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
7953: }
1.443 albertel 7954: }
7955: $result = $modify_section_result;
7956: } elsif ($secchange == 1) {
1.628 raeburn 7957: if ($oldsec eq '') {
7958: $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_3] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
7959: } else {
7960: $$logmsg .= &mt('Error when attempting to expire existing role for [_1] in section [_2] in course [_3] -error: ',$uname,$oldsec,$cid).' '.$expire_role_result.$linefeed;
7961: }
1.626 raeburn 7962: if ($expire_role_result eq 'refused') {
7963: my $newsecurl = '/'.$cid;
7964: $newsecurl =~ s/\_/\//g;
7965: if ($sec ne '') {
7966: $newsecurl.='/'.$sec;
7967: }
7968: if (&Apache::lonnet::allowed('cst',$newsecurl) && !(&Apache::lonnet::allowed('cst',$oldsecurl))) {
7969: if ($sec eq '') {
7970: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments unaffiliated with any section.',$sec).$linefeed;
7971: } else {
7972: $$logmsg .= &mt('Although your current role has privileges to add students to section "[_1]", you do not have privileges to modify existing enrollments in other sections.',$sec).$linefeed;
7973: }
7974: }
7975: }
1.443 albertel 7976: }
7977: } else {
1.626 raeburn 7978: $$logmsg .= &mt('Incomplete course id defined.').$linefeed.&mt('Addition of user [_1] from domain [_2] to course [_3], section [_4] not completed.',$uname,$udom,$one.'_'.$two,$sec).$linefeed;
1.443 albertel 7979: $result = "error: incomplete course id\n";
7980: }
7981: return $result;
7982: }
7983:
7984: ############################################################
7985: ############################################################
7986:
1.566 albertel 7987: sub check_clone {
1.578 raeburn 7988: my ($args,$linefeed) = @_;
1.566 albertel 7989: my $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'};
7990: my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid);
7991: my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom);
7992: my $clonemsg;
7993: my $can_clone = 0;
7994:
7995: if ($clonehome eq 'no_host') {
1.578 raeburn 7996: $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 7997: } else {
7998: my %clonedesc = &Apache::lonnet::coursedescription($cloneid,{'one_time' => 1});
1.568 albertel 7999: if ($env{'request.role.domain'} eq $args->{'clonedomain'}) {
1.566 albertel 8000: $can_clone = 1;
8001: } else {
8002: my %clonehash = &Apache::lonnet::get('environment',['cloners'],
8003: $args->{'clonedomain'},$args->{'clonecourse'});
8004: my @cloners = split(/,/,$clonehash{'cloners'});
1.578 raeburn 8005: if (grep(/^\*$/,@cloners)) {
8006: $can_clone = 1;
8007: } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
8008: $can_clone = 1;
8009: } else {
8010: my %roleshash =
8011: &Apache::lonnet::get_my_roles($args->{'ccuname'},
8012: $args->{'ccdomain'},
8013: 'userroles',['active'],['cc'],
8014: [$args->{'clonedomain'}]);
8015: if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':cc'}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
8016: $can_clone = 1;
8017: } else {
8018: $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'});
8019: }
1.566 albertel 8020: }
1.578 raeburn 8021: }
1.566 albertel 8022: }
8023: return ($can_clone, $clonemsg, $cloneid, $clonehome);
8024: }
8025:
1.444 albertel 8026: sub construct_course {
1.541 raeburn 8027: my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context) = @_;
1.444 albertel 8028: my $outcome;
1.541 raeburn 8029: my $linefeed = '<br />'."\n";
8030: if ($context eq 'auto') {
8031: $linefeed = "\n";
8032: }
1.566 albertel 8033:
8034: #
8035: # Are we cloning?
8036: #
8037: my ($can_clone, $clonemsg, $cloneid, $clonehome);
8038: if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) {
1.578 raeburn 8039: ($can_clone, $clonemsg, $cloneid, $clonehome) = &check_clone($args,$linefeed);
1.566 albertel 8040: if ($context ne 'auto') {
1.578 raeburn 8041: if ($clonemsg ne '') {
8042: $clonemsg = '<span class="LC_error">'.$clonemsg.'</span>';
8043: }
1.566 albertel 8044: }
8045: $outcome .= $clonemsg.$linefeed;
8046:
8047: if (!$can_clone) {
8048: return (0,$outcome);
8049: }
8050: }
8051:
1.444 albertel 8052: #
8053: # Open course
8054: #
8055: my $crstype = lc($args->{'crstype'});
8056: my %cenv=();
8057: $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'},
8058: $args->{'cdescr'},
8059: $args->{'curl'},
8060: $args->{'course_home'},
8061: $args->{'nonstandard'},
8062: $args->{'crscode'},
8063: $args->{'ccuname'}.':'.
8064: $args->{'ccdomain'},
8065: $args->{'crstype'});
8066:
8067: # Note: The testing routines depend on this being output; see
8068: # Utils::Course. This needs to at least be output as a comment
8069: # if anyone ever decides to not show this, and Utils::Course::new
8070: # will need to be suitably modified.
1.541 raeburn 8071: $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed;
1.444 albertel 8072: #
8073: # Check if created correctly
8074: #
1.479 albertel 8075: ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid);
1.444 albertel 8076: my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom);
1.541 raeburn 8077: $outcome .= &mt('Created on').': '.$crsuhome.$linefeed;
1.566 albertel 8078:
1.444 albertel 8079: #
1.566 albertel 8080: # Do the cloning
8081: #
8082: if ($can_clone && $cloneid) {
8083: $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome);
8084: if ($context ne 'auto') {
8085: $clonemsg = '<span class="LC_success">'.$clonemsg.'</span>';
8086: }
8087: $outcome .= $clonemsg.$linefeed;
8088: my %oldcenv=&Apache::lonnet::dump('environment',$$crsudom,$$crsunum);
1.444 albertel 8089: # Copy all files
1.637 www 8090: &Apache::lonclonecourse::copycoursefiles($cloneid,$$courseid,$args->{'datemode'},$args->{'dateshift'});
1.444 albertel 8091: # Restore URL
1.566 albertel 8092: $cenv{'url'}=$oldcenv{'url'};
1.444 albertel 8093: # Restore title
1.566 albertel 8094: $cenv{'description'}=$oldcenv{'description'};
1.444 albertel 8095: # Mark as cloned
1.566 albertel 8096: $cenv{'clonedfrom'}=$cloneid;
1.638 www 8097: # Need to clone grading mode
8098: my %newenv=&Apache::lonnet::get('environment',['grading'],$$crsudom,$$crsunum);
8099: $cenv{'grading'}=$newenv{'grading'};
8100: # Do not clone these environment entries
8101: &Apache::lonnet::del('environment',
8102: ['default_enrollment_start_date',
8103: 'default_enrollment_end_date',
8104: 'question.email',
8105: 'policy.email',
8106: 'comment.email',
8107: 'pch.users.denied',
8108: 'plc.users.denied'],
8109: $$crsudom,$$crsunum);
1.444 albertel 8110: }
1.566 albertel 8111:
1.444 albertel 8112: #
8113: # Set environment (will override cloned, if existing)
8114: #
8115: my @sections = ();
8116: my @xlists = ();
8117: if ($args->{'crstype'}) {
8118: $cenv{'type'}=$args->{'crstype'};
8119: }
8120: if ($args->{'crsid'}) {
8121: $cenv{'courseid'}=$args->{'crsid'};
8122: }
8123: if ($args->{'crscode'}) {
8124: $cenv{'internal.coursecode'}=$args->{'crscode'};
8125: }
8126: if ($args->{'crsquota'} ne '') {
8127: $cenv{'internal.coursequota'}=$args->{'crsquota'};
8128: } else {
8129: $cenv{'internal.coursequota'}=$args->{'crsquota'} = 20;
8130: }
8131: if ($args->{'ccuname'}) {
8132: $cenv{'internal.courseowner'} = $args->{'ccuname'}.
8133: ':'.$args->{'ccdomain'};
8134: } else {
8135: $cenv{'internal.courseowner'} = $args->{'curruser'};
8136: }
8137: my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner.
8138: if ($args->{'crssections'}) {
8139: $cenv{'internal.sectionnums'} = '';
8140: if ($args->{'crssections'} =~ m/,/) {
8141: @sections = split/,/,$args->{'crssections'};
8142: } else {
8143: $sections[0] = $args->{'crssections'};
8144: }
8145: if (@sections > 0) {
8146: foreach my $item (@sections) {
8147: my ($sec,$gp) = split/:/,$item;
8148: my $class = $args->{'crscode'}.$sec;
8149: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$class,$cenv{'internal.courseowner'});
8150: $cenv{'internal.sectionnums'} .= $item.',';
8151: unless ($addcheck eq 'ok') {
8152: push @badclasses, $class;
8153: }
8154: }
8155: $cenv{'internal.sectionnums'} =~ s/,$//;
8156: }
8157: }
8158: # do not hide course coordinator from staff listing,
8159: # even if privileged
8160: $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
8161: # add crosslistings
8162: if ($args->{'crsxlist'}) {
8163: $cenv{'internal.crosslistings'}='';
8164: if ($args->{'crsxlist'} =~ m/,/) {
8165: @xlists = split/,/,$args->{'crsxlist'};
8166: } else {
8167: $xlists[0] = $args->{'crsxlist'};
8168: }
8169: if (@xlists > 0) {
8170: foreach my $item (@xlists) {
8171: my ($xl,$gp) = split/:/,$item;
8172: my $addcheck = &Apache::lonnet::auto_new_course($$crsunum,$$crsudom,$xl,$cenv{'internal.courseowner'});
8173: $cenv{'internal.crosslistings'} .= $item.',';
8174: unless ($addcheck eq 'ok') {
8175: push @badclasses, $xl;
8176: }
8177: }
8178: $cenv{'internal.crosslistings'} =~ s/,$//;
8179: }
8180: }
8181: if ($args->{'autoadds'}) {
8182: $cenv{'internal.autoadds'}=$args->{'autoadds'};
8183: }
8184: if ($args->{'autodrops'}) {
8185: $cenv{'internal.autodrops'}=$args->{'autodrops'};
8186: }
8187: # check for notification of enrollment changes
8188: my @notified = ();
8189: if ($args->{'notify_owner'}) {
8190: if ($args->{'ccuname'} ne '') {
8191: push(@notified,$args->{'ccuname'}.':'.$args->{'ccdomain'});
8192: }
8193: }
8194: if ($args->{'notify_dc'}) {
8195: if ($uname ne '') {
1.630 raeburn 8196: push(@notified,$uname.':'.$udom);
1.444 albertel 8197: }
8198: }
8199: if (@notified > 0) {
8200: my $notifylist;
8201: if (@notified > 1) {
8202: $notifylist = join(',',@notified);
8203: } else {
8204: $notifylist = $notified[0];
8205: }
8206: $cenv{'internal.notifylist'} = $notifylist;
8207: }
8208: if (@badclasses > 0) {
8209: my %lt=&Apache::lonlocal::texthash(
8210: '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',
8211: 'dnhr' => 'does not have rights to access enrollment in these classes',
8212: 'adby' => 'as determined by the policies of your institution on access to official classlists'
8213: );
1.541 raeburn 8214: my $badclass_msg = $cenv{'internal.courseowner'}.') - '.$lt{'dnhr'}.
8215: ' ('.$lt{'adby'}.')';
8216: if ($context eq 'auto') {
8217: $outcome .= $badclass_msg.$linefeed;
1.566 albertel 8218: $outcome .= '<div class="LC_warning">'.$badclass_msg.$linefeed.'<ul>'."\n";
1.541 raeburn 8219: foreach my $item (@badclasses) {
8220: if ($context eq 'auto') {
8221: $outcome .= " - $item\n";
8222: } else {
8223: $outcome .= "<li>$item</li>\n";
8224: }
8225: }
8226: if ($context eq 'auto') {
8227: $outcome .= $linefeed;
8228: } else {
1.566 albertel 8229: $outcome .= "</ul><br /><br /></div>\n";
1.541 raeburn 8230: }
8231: }
1.444 albertel 8232: }
8233: if ($args->{'no_end_date'}) {
8234: $args->{'endaccess'} = 0;
8235: }
8236: $cenv{'internal.autostart'}=$args->{'enrollstart'};
8237: $cenv{'internal.autoend'}=$args->{'enrollend'};
8238: $cenv{'default_enrollment_start_date'}=$args->{'startaccess'};
8239: $cenv{'default_enrollment_end_date'}=$args->{'endaccess'};
8240: if ($args->{'showphotos'}) {
8241: $cenv{'internal.showphotos'}=$args->{'showphotos'};
8242: }
8243: $cenv{'internal.authtype'} = $args->{'authtype'};
8244: $cenv{'internal.autharg'} = $args->{'autharg'};
8245: if ( ($cenv{'internal.authtype'} =~ /^krb/) && ($cenv{'internal.autoadds'} == 1)) {
8246: if (! defined($cenv{'internal.autharg'}) || $cenv{'internal.autharg'} eq '') {
1.541 raeburn 8247: 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');
8248: if ($context eq 'auto') {
8249: $outcome .= $krb_msg;
8250: } else {
1.566 albertel 8251: $outcome .= '<span class="LC_error">'.$krb_msg.'</span>';
1.541 raeburn 8252: }
8253: $outcome .= $linefeed;
1.444 albertel 8254: }
8255: }
8256: if (($args->{'ccdomain'}) && ($args->{'ccuname'})) {
8257: if ($args->{'setpolicy'}) {
8258: $cenv{'policy.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
8259: }
8260: if ($args->{'setcontent'}) {
8261: $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
8262: }
8263: }
8264: if ($args->{'reshome'}) {
8265: $cenv{'reshome'}=$args->{'reshome'}.'/';
8266: $cenv{'reshome'}=~s/\/+$/\//;
8267: }
8268: #
8269: # course has keyed access
8270: #
8271: if ($args->{'setkeys'}) {
8272: $cenv{'keyaccess'}='yes';
8273: }
8274: # if specified, key authority is not course, but user
8275: # only active if keyaccess is yes
8276: if ($args->{'keyauth'}) {
1.487 albertel 8277: my ($user,$domain) = split(':',$args->{'keyauth'});
8278: $user = &LONCAPA::clean_username($user);
8279: $domain = &LONCAPA::clean_username($domain);
1.488 foxr 8280: if ($user ne '' && $domain ne '') {
1.487 albertel 8281: $cenv{'keyauth'}=$user.':'.$domain;
1.444 albertel 8282: }
8283: }
8284:
8285: if ($args->{'disresdis'}) {
8286: $cenv{'pch.roles.denied'}='st';
8287: }
8288: if ($args->{'disablechat'}) {
8289: $cenv{'plc.roles.denied'}='st';
8290: }
8291:
8292: # Record we've not yet viewed the Course Initialization Helper for this
8293: # course
8294: $cenv{'course.helper.not.run'} = 1;
8295: #
8296: # Use new Randomseed
8297: #
8298: $cenv{'rndseed'}=&Apache::lonnet::latest_rnd_algorithm_id();;
8299: $cenv{'receiptalg'}=&Apache::lonnet::latest_receipt_algorithm_id();;
8300: #
8301: # The encryption code and receipt prefix for this course
8302: #
8303: $cenv{'internal.encseed'}=$Apache::lonnet::perlvar{'lonReceipt'}.$$.time.int(rand(9999));
8304: $cenv{'internal.encpref'}=100+int(9*rand(99));
8305: #
8306: # By default, use standard grading
8307: if (!defined($cenv{'grading'})) { $cenv{'grading'} = 'standard'; }
8308:
1.541 raeburn 8309: $outcome .= $linefeed.&mt('Setting environment').': '.
8310: &Apache::lonnet::put('environment',\%cenv,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 8311: #
8312: # Open all assignments
8313: #
8314: if ($args->{'openall'}) {
8315: my $storeunder=$$crsudom.'_'.$$crsunum.'.0.opendate';
8316: my %storecontent = ($storeunder => time,
8317: $storeunder.'.type' => 'date_start');
8318:
8319: $outcome .= &mt('Opening all assignments').': '.&Apache::lonnet::cput
1.541 raeburn 8320: ('resourcedata',\%storecontent,$$crsudom,$$crsunum).$linefeed;
1.444 albertel 8321: }
8322: #
8323: # Set first page
8324: #
8325: unless (($args->{'nonstandard'}) || ($args->{'firstres'} eq 'blank')
8326: || ($cloneid)) {
1.445 albertel 8327: use LONCAPA::map;
1.444 albertel 8328: $outcome .= &mt('Setting first resource').': ';
1.445 albertel 8329:
8330: my $map = '/uploaded/'.$$crsudom.'/'.$$crsunum.'/default.sequence';
8331: my ($errtext,$fatal)=&LONCAPA::map::mapread($map);
8332:
1.444 albertel 8333: $outcome .= ($fatal?$errtext:'read ok').' - ';
8334: my $title; my $url;
8335: if ($args->{'firstres'} eq 'syl') {
8336: $title='Syllabus';
8337: $url='/public/'.$$crsudom.'/'.$$crsunum.'/syllabus';
8338: } else {
8339: $title='Navigate Contents';
8340: $url='/adm/navmaps';
8341: }
1.445 albertel 8342:
8343: $LONCAPA::map::resources[1]=$title.':'.$url.':false:start:res';
8344: (my $outtext,$errtext) = &LONCAPA::map::storemap($map,1);
8345:
8346: if ($errtext) { $fatal=2; }
1.541 raeburn 8347: $outcome .= ($fatal?$errtext:'write ok').$linefeed;
1.444 albertel 8348: }
1.566 albertel 8349:
8350: return (1,$outcome);
1.444 albertel 8351: }
8352:
8353: ############################################################
8354: ############################################################
8355:
1.378 raeburn 8356: sub course_type {
8357: my ($cid) = @_;
8358: if (!defined($cid)) {
8359: $cid = $env{'request.course.id'};
8360: }
1.404 albertel 8361: if (defined($env{'course.'.$cid.'.type'})) {
8362: return $env{'course.'.$cid.'.type'};
1.378 raeburn 8363: } else {
8364: return 'Course';
1.377 raeburn 8365: }
8366: }
1.156 albertel 8367:
1.406 raeburn 8368: sub group_term {
8369: my $crstype = &course_type();
8370: my %names = (
8371: 'Course' => 'group',
8372: 'Group' => 'team',
8373: );
8374: return $names{$crstype};
8375: }
8376:
1.156 albertel 8377: sub icon {
8378: my ($file)=@_;
1.505 albertel 8379: my $curfext = lc((split(/\./,$file))[-1]);
1.168 albertel 8380: my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif';
1.156 albertel 8381: my $embstyle = &Apache::loncommon::fileembstyle($curfext);
1.168 albertel 8382: if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {
8383: if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/'.
8384: $Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
8385: $curfext.".gif") {
8386: $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/'.
8387: $curfext.".gif";
8388: }
8389: }
1.249 albertel 8390: return &lonhttpdurl($iconname);
1.154 albertel 8391: }
1.84 albertel 8392:
1.575 albertel 8393: sub lonhttpd_port {
1.215 albertel 8394: my $lonhttpd_port=$Apache::lonnet::perlvar{'lonhttpdPort'};
8395: if (!defined($lonhttpd_port)) { $lonhttpd_port='8080'; }
1.574 albertel 8396: # IE doesn't like a secure page getting images from a non-secure
8397: # port (when logging we haven't parsed the browser type so default
8398: # back to secure
8399: if ((!exists($env{'browser.type'}) || $env{'browser.type'} eq 'explorer')
8400: && $ENV{'SERVER_PORT'} == 443) {
1.575 albertel 8401: return 443;
8402: }
8403: return $lonhttpd_port;
8404:
8405: }
8406:
8407: sub lonhttpdurl {
8408: my ($url)=@_;
8409:
8410: my $lonhttpd_port = &lonhttpd_port();
8411: if ($lonhttpd_port == 443) {
1.574 albertel 8412: return 'https://'.$ENV{'SERVER_NAME'}.$url;
8413: }
1.215 albertel 8414: return 'http://'.$ENV{'SERVER_NAME'}.':'.$lonhttpd_port.$url;
8415: }
8416:
1.213 albertel 8417: sub connection_aborted {
8418: my ($r)=@_;
8419: $r->print(" ");$r->rflush();
8420: my $c = $r->connection;
8421: return $c->aborted();
8422: }
8423:
1.221 foxr 8424: # Escapes strings that may have embedded 's that will be put into
1.222 foxr 8425: # strings as 'strings'.
8426: sub escape_single {
1.221 foxr 8427: my ($input) = @_;
1.223 albertel 8428: $input =~ s/\\/\\\\/g; # Escape the \'s..(must be first)>
1.221 foxr 8429: $input =~ s/\'/\\\'/g; # Esacpe the 's....
8430: return $input;
8431: }
1.223 albertel 8432:
1.222 foxr 8433: # Same as escape_single, but escape's "'s This
8434: # can be used for "strings"
8435: sub escape_double {
8436: my ($input) = @_;
8437: $input =~ s/\\/\\\\/g; # Escape the /'s..(must be first)>
8438: $input =~ s/\"/\\\"/g; # Esacpe the "s....
8439: return $input;
8440: }
1.223 albertel 8441:
1.222 foxr 8442: # Escapes the last element of a full URL.
8443: sub escape_url {
8444: my ($url) = @_;
1.238 raeburn 8445: my @urlslices = split(/\//, $url,-1);
1.369 www 8446: my $lastitem = &escape(pop(@urlslices));
1.223 albertel 8447: return join('/',@urlslices).'/'.$lastitem;
1.222 foxr 8448: }
1.462 albertel 8449:
8450: # -------------------------------------------------------- Initliaze user login
8451: sub init_user_environment {
1.463 albertel 8452: my ($r, $username, $domain, $authhost, $form, $args) = @_;
1.462 albertel 8453: my $lonids=$Apache::lonnet::perlvar{'lonIDsDir'};
8454:
8455: my $public=($username eq 'public' && $domain eq 'public');
8456:
8457: # See if old ID present, if so, remove
8458:
8459: my ($filename,$cookie,$userroles);
8460: my $now=time;
8461:
8462: if ($public) {
8463: my $max_public=100;
8464: my $oldest;
8465: my $oldest_time=0;
8466: for(my $next=1;$next<=$max_public;$next++) {
8467: if (-e $lonids."/publicuser_$next.id") {
8468: my $mtime=(stat($lonids."/publicuser_$next.id"))[9];
8469: if ($mtime<$oldest_time || !$oldest_time) {
8470: $oldest_time=$mtime;
8471: $oldest=$next;
8472: }
8473: } else {
8474: $cookie="publicuser_$next";
8475: last;
8476: }
8477: }
8478: if (!$cookie) { $cookie="publicuser_$oldest"; }
8479: } else {
1.463 albertel 8480: # if this isn't a robot, kill any existing non-robot sessions
8481: if (!$args->{'robot'}) {
8482: opendir(DIR,$lonids);
8483: while ($filename=readdir(DIR)) {
8484: if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) {
8485: unlink($lonids.'/'.$filename);
8486: }
1.462 albertel 8487: }
1.463 albertel 8488: closedir(DIR);
1.462 albertel 8489: }
8490: # Give them a new cookie
1.463 albertel 8491: my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
8492: : $now);
8493: $cookie="$username\_$id\_$domain\_$authhost";
1.462 albertel 8494:
8495: # Initialize roles
8496:
8497: $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost);
8498: }
8499: # ------------------------------------ Check browser type and MathML capability
8500:
8501: my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
8502: $clientunicode,$clientos) = &decode_user_agent($r);
8503:
8504: # -------------------------------------- Any accessibility options to remember?
8505: if (($form->{'interface'}) && ($form->{'remember'} eq 'true')) {
8506: foreach my $option ('imagesuppress','appletsuppress',
8507: 'embedsuppress','fontenhance','blackwhite') {
8508: if ($form->{$option} eq 'true') {
8509: &Apache::lonnet::put('environment',{$option => 'on'},
8510: $domain,$username);
8511: } else {
8512: &Apache::lonnet::del('environment',[$option],
8513: $domain,$username);
8514: }
8515: }
8516: }
8517: # ------------------------------------------------------------- Get environment
8518:
8519: my %userenv = &Apache::lonnet::dump('environment',$domain,$username);
8520: my ($tmp) = keys(%userenv);
8521: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
8522: # default remote control to off
8523: if ($userenv{'remote'} ne 'on') { $userenv{'remote'} = 'off'; }
8524: } else {
8525: undef(%userenv);
8526: }
8527: if (($userenv{'interface'}) && (!$form->{'interface'})) {
8528: $form->{'interface'}=$userenv{'interface'};
8529: }
8530: $env{'environment.remote'}=$userenv{'remote'};
8531: if ($userenv{'texengine'} eq 'ttm') { $clientmathml=1; }
8532:
8533: # --------------- Do not trust query string to be put directly into environment
8534: foreach my $option ('imagesuppress','appletsuppress',
8535: 'embedsuppress','fontenhance','blackwhite',
8536: 'interface','localpath','localres') {
8537: $form->{$option}=~s/[\n\r\=]//gs;
8538: }
8539: # --------------------------------------------------------- Write first profile
8540:
8541: {
8542: my %initial_env =
8543: ("user.name" => $username,
8544: "user.domain" => $domain,
8545: "user.home" => $authhost,
8546: "browser.type" => $clientbrowser,
8547: "browser.version" => $clientversion,
8548: "browser.mathml" => $clientmathml,
8549: "browser.unicode" => $clientunicode,
8550: "browser.os" => $clientos,
8551: "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
8552: "request.course.fn" => '',
8553: "request.course.uri" => '',
8554: "request.course.sec" => '',
8555: "request.role" => 'cm',
8556: "request.role.adv" => $env{'user.adv'},
8557: "request.host" => $ENV{'REMOTE_ADDR'},);
8558:
8559: if ($form->{'localpath'}) {
8560: $initial_env{"browser.localpath"} = $form->{'localpath'};
8561: $initial_env{"browser.localres"} = $form->{'localres'};
8562: }
8563:
8564: if ($public) {
8565: $initial_env{"environment.remote"} = "off";
8566: }
8567: if ($form->{'interface'}) {
8568: $form->{'interface'}=~s/\W//gs;
8569: $initial_env{"browser.interface"} = $form->{'interface'};
8570: $env{'browser.interface'}=$form->{'interface'};
8571: foreach my $option ('imagesuppress','appletsuppress',
8572: 'embedsuppress','fontenhance','blackwhite') {
8573: if (($form->{$option} eq 'true') ||
8574: ($userenv{$option} eq 'on')) {
8575: $initial_env{"browser.$option"} = "on";
8576: }
8577: }
8578: }
8579:
8580: $env{'user.environment'} = "$lonids/$cookie.id";
8581:
8582: if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id",
8583: &GDBM_WRCREAT(),0640)) {
8584: &_add_to_env(\%disk_env,\%initial_env);
8585: &_add_to_env(\%disk_env,\%userenv,'environment.');
8586: &_add_to_env(\%disk_env,$userroles);
1.463 albertel 8587: if (ref($args->{'extra_env'})) {
8588: &_add_to_env(\%disk_env,$args->{'extra_env'});
8589: }
1.462 albertel 8590: untie(%disk_env);
8591: } else {
8592: &Apache::lonnet::logthis("<font color=\"blue\">WARNING: ".
8593: 'Could not create environment storage in lonauth: '.$!.'</font>');
8594: return 'error: '.$!;
8595: }
8596: }
8597: $env{'request.role'}='cm';
8598: $env{'request.role.adv'}=$env{'user.adv'};
8599: $env{'browser.type'}=$clientbrowser;
8600:
8601: return $cookie;
8602:
8603: }
8604:
8605: sub _add_to_env {
8606: my ($idf,$env_data,$prefix) = @_;
8607: while (my ($key,$value) = each(%$env_data)) {
8608: $idf->{$prefix.$key} = $value;
8609: $env{$prefix.$key} = $value;
8610: }
8611: }
8612:
8613:
1.41 ng 8614: =pod
8615:
8616: =back
8617:
1.112 bowersj2 8618: =cut
1.41 ng 8619:
1.112 bowersj2 8620: 1;
8621: __END__;
1.41 ng 8622:
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