File:
[LON-CAPA] /
loncom /
interface /
lonsyllabus.pm
Revision
1.132:
download - view:
text,
annotated -
select for diffs
Sun Sep 1 01:12:01 2013 UTC (10 years, 9 months ago) by
raeburn
Branches:
MAIN
CVS tags:
HEAD
- Syllabus options no longer restricted to standard template, or external URL.
- replace textbox for External Syllabus in "General Course Settings" interface
with information about syllabus type in use, and links to View or Edit.
1: # The LearningOnline Network
2: # Syllabus
3: #
4: # $Id: lonsyllabus.pm,v 1.132 2013/09/01 01:12:01 raeburn Exp $
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: #
28:
29: package Apache::lonsyllabus;
30:
31: use strict;
32: use Apache::lontemplate;
33: use Apache::Constants qw(:common);
34: use Apache::loncommon;
35: use Apache::lonnet;
36: use Apache::lontexconvert;
37: use Apache::lonfeedback;
38: use Apache::lonannounce;
39: use Apache::lonlocal;
40: use Apache::lonhtmlcommon;
41: use Apache::lonspeller();
42: use HTML::Entities();
43:
44: sub handler {
45: my $r = shift;
46: &Apache::loncommon::content_type($r,'text/html');
47: $r->send_http_header;
48: return OK if $r->header_only;
49:
50: my $target=$env{'form.grade_target'};
51: # --------------------------------------------------- Get course info from URL
52: my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
53: # ------------------------------------------------------------ Get query string
54: &Apache::loncommon::get_unprocessed_cgi
55: ($ENV{'QUERY_STRING'},['register','forceedit','todocs',
56: 'folderpath','title','only_body']);
57: # ----------------------------------------------------- Is this even a course?
58: my $homeserver=&Apache::lonnet::homeserver($cnum,$cdom);
59: if ($homeserver eq 'no_host') {
60: &Apache::loncommon::content_type($r,'text/html');
61: $r->send_http_header;
62: &Apache::loncommon::simple_error_page($r,'No syllabus available',
63: 'No syllabus available');
64: return OK;
65: } elsif (!&Apache::lonnet::is_course($cdom,$cnum)) {
66: &Apache::loncommon::content_type($r,'text/html');
67: $r->send_http_header;
68: &Apache::loncommon::simple_error_page($r,'No syllabus available',
69: 'The course/community for which the syllabus was requested does not exist.');
70: return OK;
71: }
72: # ------------------------------------- There is such a course, get environment
73: my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
74: my $crstype = &Apache::loncommon::course_type();
75:
76: # --------------------------------------------------------------- Force Student
77: my ($forceedit,$forcestudent);
78: if ($env{'form.forceedit'}) { $forceedit=1; }
79: if (!$forceedit) {
80: $forcestudent=1;
81: }
82:
83: # --------------------------------------------------------------- Check Privileges
84: my $allowed = 0;
85: if ($env{'user.environment'}) {
86: # does this user have privileges to post, etc?
87: if ($env{'request.course.id'}
88: && $cdom eq $env{'course.'.$env{'request.course.id'}.'.domain'}
89: && $cnum eq $env{'course.'.$env{'request.course.id'}.'.num'}) {
90: $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
91: if ($forcestudent or $target eq 'tex') { $allowed=0; }
92: }
93: }
94:
95: # -------------------------------------------------- Let's see who handles this
96: my $external=$courseenv{'externalsyllabus'};
97: my $uploaded=$courseenv{'uploadedsyllabus'};
98: my $minimal=$courseenv{'minimalsyllabus'};
99:
100: if (($minimal =~/\w/) || ($uploaded =~/\w/)) {
101: my $item;
102: if ($minimal =~/\w/) {
103: if ($external =~ m{\Q$minimal\E$}) {
104: undef($external);
105: }
106: $item = $minimal;
107: } elsif ($uploaded =~/\w/) {
108: if ($external =~ m{\Q$uploaded\E$}) {
109: undef($external);
110: }
111: $item = $uploaded;
112: }
113: unless ($allowed && $forceedit) {
114: my $file=&Apache::lonnet::filelocation("",$item);
115: if ($file =~ /\.(tex|x?html?)$/) {
116: my $filetype = $1;
117: my $filecontents=&Apache::lonnet::getfile($file);
118: if ($filecontents eq -1) {
119: $r->print(&mt('Syllabus file unavailable'));
120: } elsif ($filetype eq 'tex') {
121: if ($target eq 'tex') {
122: $r->print($filecontents);
123: } else {
124: my $result = &Apache::lontexconvert::converted(\$filecontents,
125: $env{'form.texengine'});
126: my %args;
127: &get_breadcrumbs($cdom,$cnum,$crstype,\%args);
128: if ($env{'form.only_body'}) {
129: $args{'only_body'} = 1;
130: }
131: $r->print(&Apache::loncommon::start_page("Syllabus",undef,\%args).
132: $result.
133: &Apache::loncommon::end_page());
134: }
135: } else {
136: my %mystyle;
137: unless ($target eq 'tex') {
138: $target = 'web';
139: }
140: &Apache::structuretags::reset_problem_globals();
141: my $oldfile = $env{'request.filename'};
142: $env{'request.filename'} = $item;
143: my $result = &Apache::lonxml::xmlparse($r,$target,$filecontents,
144: '',%mystyle);
145: &Apache::structuretags::reset_problem_globals();
146: &Apache::lonhomework::finished_parsing();
147: $env{'request.filename'} = $oldfile;
148: &Apache::lonxml::add_messages(\$result);
149: $r->print($result);
150: }
151: } else {
152: if ($target eq 'tex') {
153: $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}).
154: ' \strut \\\\ \textbf{'.&mt('Syllabus').'} \strut \\\\ '.
155: &mt('Unsupported file type.').' \strut \\\\ '.
156: &mt('Print the syllabus directly from your web browser').
157: '\end{document}');
158: } else {
159: $r->print(&Apache::lonwrapper::wrapper($item));
160: }
161: }
162: return OK;
163: }
164: } elsif ($external=~/\w/) {
165: unless ($allowed && $forceedit) {
166: if ($target eq 'tex') {
167: $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}).
168: ' \strut \\\\ \textbf{'.&mt('Syllabus').'} \strut \\\\ '.$external.' '.
169: ' \strut \\\\ '.&mt('Print the syllabus directly from your web browser').
170: '\end{document}');
171: } else {
172: $r->print(&Apache::lonwrapper::wrapper($external));
173: }
174: return OK;
175: }
176: }
177:
178: # ------------------------------------------------------------ Print the screen
179:
180: if ($target eq 'tex') {
181: $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
182: }
183:
184: # ------------------------------ The buck stops here: internal syllabus display
185: # --------------------------------------------------------- The syllabus fields
186: my %syllabusfields=&Apache::lonlocal::texthash(
187: 'aaa_instructorinfo' => 'Instructor Information',
188: 'bbb_description' => 'Course Description',
189: 'ccc_prereq' => 'Prerequisites',
190: 'cdc_classhours' => 'Class Hours',
191: 'ddd_officehours' => 'Office Hours',
192: 'eee_helproom' => 'Helproom Hours',
193: 'efe_projectinfo' => 'Project Information',
194: 'fff_examinfo' => 'Exam Information',
195: 'fgf_deadlines' => 'Deadlines',
196: 'ggg_grading' => 'Grading Information',
197: 'hhh_readings' => 'Readings',
198: 'iii_coursepack' => 'Coursepack',
199: 'jjj_weblinks' => 'Web Links',
200: 'kkk_textbook' => 'Textbook',
201: 'lll_includeurl' => 'URLs To Include in Syllabus');
202: # ---------------------------------------------------------- Load syllabus info
203: my %syllabus=&Apache::lonnet::dump('syllabus',$cdom,$cnum);
204: my ($output,%displayfields,%noshow);
205:
206: # This handler might be called anonymously ...
207: # ----------------------------------------------------- Only if not public call
208: if ($allowed) {
209: if (($env{'form.choice'} =~ /^(template|minimal|url|file)$/) ||
210: ($env{'form.phase'} =~ /^(upload|check)_embedded$/)) {
211: my $earlyout;
212: ($earlyout,$uploaded,$external,$minimal,$output) =
213: &save_changes($cnum,$cdom,$uploaded,$external,$minimal,
214: \%syllabus,\%syllabusfields,\%courseenv);
215: if (($env{'form.choice'} eq 'minimal') &&
216: ($minimal eq "/uploaded/$cdom/$cnum/portfolio/syllabus/loncapa.html")) {
217: delete($env{'form.symb'});
218: delete($env{'request.symb'});
219: $r->internal_redirect("$minimal?editmode=1&forceedit=1");
220: return OK;
221: }
222: if ($earlyout) {
223: if ($target ne 'tex') {
224: &print_header($r,$cnum,$cdom,$crstype,$allowed,$forceedit,
225: \%syllabus,\%syllabusfields);
226: $r->print($output.
227: &Apache::loncommon::end_page());
228: }
229: return OK;
230: }
231: }
232: }
233: if ($target ne 'tex') {
234: &print_header($r,$cnum,$cdom,$crstype,$allowed,$forceedit,\%syllabus,
235: \%syllabusfields);
236: $r->print($output);
237: }
238:
239: # -------------------------------------------- Determine which fields are shown
240:
241: if ($syllabus{'uploaded.fields'}) {
242: if ($syllabus{'uploaded.fields'} eq 'none') {
243: foreach my $field (keys(%syllabusfields)) {
244: $displayfields{$field} = ' style="display:none;"';
245: $noshow{$field} = 1;
246: }
247: } else {
248: my %included;
249: map { $included{$_} = 1; } split(/,/,$syllabus{'uploaded.fields'});
250: foreach my $field (keys(%syllabusfields)) {
251: my ($prefix) = split(/_/,$field);
252: if ($included{$prefix}) {
253: $displayfields{$field} = ' style="display:block;"';
254: } else {
255: $displayfields{$field} = ' style="display:none;"';
256: $noshow{$field} = 1;
257: }
258: }
259: }
260: } else {
261: foreach my $field (keys(%syllabusfields)) {
262: if ($syllabus{$field} ne '') {
263: $displayfields{$field} = ' style="display:block;"';
264: } else {
265: $displayfields{$field} = ' style="display:none;"';
266: }
267: }
268: }
269:
270: if ($allowed) {
271: #---------------------------------- Print External URL Syllabus Info if editing
272: if ($target ne 'tex') {
273: my $protocol = $Apache::lonnet::protocol{$homeserver};
274: $protocol = 'http' if ($protocol ne 'https');
275: my $link = $protocol.'://'.&Apache::lonnet::hostname($homeserver).$r->uri;
276: $r->print('<div class="LC_left_float">'
277: .'<span class="LC_help_open_topic LC_info">'
278: .'<span class="LC_info">'
279: .&mt('Public link (no log-in): [_1]','<tt>'.$link.'</tt>')
280: .' </span>'.&Apache::loncommon::help_open_topic('Syllabus_ExtLink')
281: .'</span>'
282: .'</div><div style="padding:0;clear:both;margin:0;border:0"></div>'."\n");
283: my $lonhost = $r->dir_config('lonHostID');
284: $r->print(&chooser($external,$uploaded,$minimal,$cdom,$cnum,$lonhost,
285: \%syllabusfields,\%syllabus));
286: }
287: } else {
288: #--------------------------------------------- Print last update unless editing
289: my $lastmod=$syllabus{'uploaded.lastmodified'};
290: $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
291: my $who;
292: if ($syllabus{'uploaded.lastmodified'}) {
293: if (($env{'user.name'} ne 'public') && ($env{'user.domain'} ne 'public')) {
294: $who = &Apache::loncommon::aboutmewrapper(
295: &Apache::loncommon::plainname($syllabus{'uploaded.name'},
296: $syllabus{'uploaded.domain'}),$syllabus{'uploaded.name'},
297: $syllabus{'uploaded.domain'});
298: } else {
299: # Public user?
300: # Only display name of user, but no link to personal information page
301: $who = &Apache::loncommon::plainname(
302: $syllabus{'uploaded.name'},
303: $syllabus{'uploaded.domain'});
304: }
305: }
306: if ($target ne 'tex') {
307: $r->print('<div class="LC_info">'.&mt('Last updated').': '.
308: $lastmod . ' '.
309: ($who ? &mt('by').' '.$who
310: : '' ) .
311: '</div>' );
312: } else {
313: $r->print('\\\\ '.&mt('Last updated').': '.$lastmod.' '.
314: ($who? &mt('by').'\\\\ '.
315: &Apache::loncommon::plainname($syllabus{'uploaded.name'},$syllabus{'uploaded.domain'})
316: :'')
317: .'\\\\');
318: }
319: }
320:
321: #-------------------------------------------------------------- Print Headtitle
322: if ($target ne 'tex') {
323: my $display = 'block';
324: if ($external || $uploaded || $minimal) {
325: $display = 'none';
326: }
327: $r->print('<div class="LC_Box" id="template" style="display: '.$display.'">'.
328: '<h2 class="LC_hcell">'.$courseenv{'description'}.'</h2>');
329: if ($allowed) {
330: $r->print('<div style="margin: 0; float:left;">'.
331: '<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>'.
332: '</div>');
333: # Print Help Text if editing at right side of screen
334: $r->print('<div style="margin: 0; float:right;">'.
335: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')).
336: '</div><br clear="all" />');
337: } else {
338: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>');
339: }
340: } else {
341: $r->print('\noindent{\large\textbf{'.$courseenv{'description'}.'}}\\\\\\\\\textbf{'.
342: &Apache::lonnet::domain($cdom,'description').'}\\\\');
343: }
344: # -------------------------------------------------------- Get course personnel
345: my $hidepersonnel;
346: if (($syllabus{'uploaded.fields'}) &&
347: (($syllabus{'uploaded.fields'} eq 'none') ||
348: ($syllabus{'uploaded.fields'} !~ /000/))) {
349: $hidepersonnel = 1;
350: }
351: if ($target ne 'tex') {
352: if ($allowed) {
353: my $display = ' style="display:block;"';
354: if ($hidepersonnel) {
355: $display = ' style="display:none;"';
356: }
357: &Apache::lontemplate::print_start_template($r,&mt('Personnel'),'LC_Box',
358: 'box_000_showpeople',$display);
359: $r->print(&get_personnel($r,$target,$cdom,$cnum,$allowed,$crstype,\%syllabus));
360: &Apache::lontemplate::print_end_template($r);
361: } else {
362: unless ($hidepersonnel) {
363: &Apache::lontemplate::print_start_template($r,&mt('Personnel'),'LC_Box');
364: $r->print(&get_personnel($r,$target,$cdom,$cnum,$allowed,$crstype,\%syllabus));
365: &Apache::lontemplate::print_end_template($r);
366: }
367: }
368: } else {
369: unless ($hidepersonnel) {
370: $r->print(&get_personnel($r,$target,$cdom,$cnum,$allowed,$crstype,%syllabus));
371: }
372: }
373: # -------------------------------------------------------------- Announcements?
374: my $day = &Apache::lonannounce::showday(time,2,
375: &Apache::lonannounce::readcalendar($cdom.'_'.$cnum));
376: my $hidefeeds;
377: if (($syllabus{'uploaded.fields'}) &&
378: (($syllabus{'uploaded.fields'} eq 'none') ||
379: ($syllabus{'uploaded.fields'} !~ /111/))) {
380: $hidefeeds = 1;
381: }
382: if ($target ne 'tex') {
383: if ($allowed) {
384: my $display = ' style="display:block;"';
385: if ($hidefeeds) {
386: $display = ' style="display:none;"';
387: }
388: &Apache::lontemplate::print_start_template($r,&mt('RSS Feeds and Blogs'),'LC_Box',
389: 'box_111_showrssfeeds',$display);
390: my ($numfeeds,$hiddenfeeds,$rsslinktext);
391: my $feeds=&Apache::lonrss::advertisefeeds($cnum,$cdom,$forceedit,\$numfeeds,
392: \$hiddenfeeds);
393: if ($numfeeds) {
394: $r->print($feeds);
395: $rsslinktext = &mt('New RSS Feed or Blog');
396: } else {
397: my $msg = '<br />'.
398: &mt("RSS Feeds and Blogs item is not included in a student's view of the syllabus.");
399: if ($hiddenfeeds) {
400: $r->print('<p class="LC_info">'.
401: &mt('All feeds currently hidden').
402: $msg.
403: '</p>');
404: } else {
405: $r->print('<p class="LC_info">'.
406: &mt('No current feeds').
407: $msg.
408: '</p>');
409: }
410: $rsslinktext = &mt('Manage Course RSS Feeds/Blogs');
411: if ($crstype eq 'Community') {
412: $rsslinktext = &mt('Manage Communiity RSS Feeds/Blogs');
413: }
414: }
415: my $editurl= &Apache::lonnet::absolute_url().'/adm/'.$cdom.'/'.$cnum.'/_rss.html';
416: $r->print( '<a href="'.$editurl.'">'.$rsslinktext.'</a>');
417: &Apache::lontemplate::print_end_template($r);
418: } else {
419: unless ($hidefeeds) {
420: my $feeds = &Apache::lonrss::advertisefeeds($cnum,$cdom,$forceedit);
421: if ($feeds ne '') {
422: &Apache::lontemplate::print_start_template($r,&mt('RSS Feeds and Blogs'),'LC_Box');
423: $r->print($feeds);
424: &Apache::lontemplate::print_end_template($r);
425: }
426: }
427: }
428: } else {
429: $r->print(&Apache::lonxml::xmlparse($r,'tex',$day));
430: }
431: # ---------------------------------------------------------------- Get syllabus
432: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
433: my $url_include_handler = sub {
434: my ($r, $field, $message, $group, $data_ref, $fields_ref, $target, $allowed, $display) = @_;
435: my %data = %{$data_ref};
436: my %fields = %{$fields_ref};
437: my $urls=$message;
438: $message='';
439: foreach my $filelink (split(/\n/,$urls)) {
440: my $output='';
441: # embed style?
442: my ($curfext)=($filelink=~/\.([^\.]+)$/);
443: my $embstyle=&Apache::loncommon::fileembstyle($curfext);
444: if (($embstyle eq 'ssi') || ($curfext=~/\/$/)) {# make ssi call and remove everything but the body contents
445: $output=&Apache::lonnet::ssi_body($filelink);
446: } elsif ($embstyle eq 'img') {# embed as an image
447: $output='<img src="'.$filelink.'" />';
448: }
449: if ($output ne '') {
450: if ($target ne 'tex') {
451: $message.='<p>'.$output.'</p>';
452: } else {
453: $message.=' '.&Apache::lonxml::xmlparse($r,'tex','<p>'.$output.'</p>').' ';
454: }
455: }
456: }
457: if ($allowed) {
458: &Apache::lonfeedback::newline_to_br(\$urls);
459: &Apache::lontemplate::print_start_template($r,$fields{$field}.
460: &Apache::loncommon::help_open_topic('Syllabus_URLs'),'LC_Box',
461: 'box_'.$field,$display);
462: $r->print($urls);
463: $r->print("<br /><div>");
464: &Apache::lontemplate::print_textarea_template($r, $data{$field},
465: $field, Apache::lontemplate->RICH_TEXT_ALWAYS_OFF);
466: &Apache::lontemplate::print_saveall_template($r);
467: $r->print("</div>");
468: &Apache::lontemplate::print_end_template($r);
469:
470: } else {
471: $r->print($message);
472: }
473: };
474: my %custom_hash = ( 'lll_includeurl' => $url_include_handler );
475: &Apache::lontemplate::print_template_fields($r, \%syllabus, \%syllabusfields,
476: $target, $allowed, Apache::lontemplate->RICH_TEXT_DETECT_HTML, \%custom_hash,
477: undef,\%displayfields,\%noshow);
478: if ($allowed) {
479: $r->print('</div></form>'.
480: &Apache::lonhtmlcommon::htmlareaselectactive());
481: }
482: } else {
483: if ($target ne 'tex') {$r->print('<p class="LC_info">');} else {$r->print('\par ');}
484: $r->print(&mt('No syllabus information provided.'));
485: if ($target ne 'tex') {$r->print('</p>');}
486: }
487: if ($target ne 'tex') {
488: if ($env{'form.backto'} eq 'coursecatalog') {
489: $r->print('<form name="backtocat" method="post" action="/adm/coursecatalog">'.
490: &Apache::lonhtmlcommon::echo_form_input(['backto','courseid']).
491: '</form>');
492: }
493: $r->print(&Apache::loncommon::end_page());
494: } else {
495: $r->print('\end{document}');
496: }
497: return OK;
498: }
499:
500: sub print_header {
501: my ($r,$cnum,$cdom,$crstype,$allowed,$forceedit,$syllabus,$syllabusfields) = @_;
502: return unless ((ref($syllabus) eq 'HASH') || (ref($syllabusfields) eq 'HASH'));
503: # ----------------------------------------------------------------- Make header
504: my $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
505: my $js;
506: if ($env{'form.backto'} eq 'coursecatalog') {
507: $js .= <<"ENDSCRIPT";
508:
509: <script type="text/javascript">
510: // <![CDATA[
511:
512: function ToCatalog(caller) {
513: numidx = getIndexByName('coursenum');
514: if (numidx > -1) {
515: if (caller != 'details') {
516: document.backtocat.elements[numidx].value = '';
517: }
518: }
519: document.backtocat.submit();
520: }
521:
522: function getIndexByName(item) {
523: for (var i=0;i<document.backtocat.elements.length;i++) {
524: if (document.backtocat.elements[i].name == item) {
525: return i;
526: }
527: }
528: return -1;
529: }
530:
531: // ]]>
532: </script>
533:
534: ENDSCRIPT
535: }
536: if ($allowed && $forceedit) {
537: my $check_uncheck = &Apache::loncommon::check_uncheck_jscript();
538: my @fieldnames = sort(keys(%{$syllabusfields}));
539: unshift(@fieldnames,'000_showpeople','111_showrssfeeds');
540: my (@checked,@unchecked);
541: if ($syllabus->{'uploaded.fields'} eq 'none') {
542: my $lastidx = scalar(@fieldnames)-1;
543: @unchecked = (0..$lastidx);
544: } elsif ($syllabus->{'uploaded.fields'}) {
545: my %included;
546: map { $included{$_} = 1; } split(/,/,$syllabus->{'uploaded.fields'});
547: for (my $i=0; $i<@fieldnames; $i++) {
548: my ($prefix) = split(/_/,$fieldnames[$i]);
549: if ($included{$prefix}) {
550: push(@checked,$i);
551: } else {
552: push(@unchecked,$i);
553: }
554: }
555: } else {
556: @checked = (0,1);
557: for (my $i=2; $i<@fieldnames; $i++) {
558: if ($syllabus->{$fieldnames[$i]}) {
559: push(@checked,$i);
560: } else {
561: push(@unchecked,$i);
562: }
563: }
564: }
565: my $fieldstr = "var fields = new Array('".join("','",@fieldnames)."');";
566: my $checkedstr = "var include = new Array('".join("','",@checked)."');";
567: my $uncheckedstr = "var exclude = new Array('".join("','",@unchecked)."');";
568: my $invurl = &mt('Invalid URL');
569: my $urlregexp = <<'ENDREGEXP';
570: /^([a-z]([a-z]|\d|\+|-|\.)*):(\/\/(((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:)*@)?((\[(|(v[\da-f]{1,}\.(([a-z]|\d|-|\.|_|~)|[!\$&'\(\)\*\+,;=]|:)+))\])|((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]))|(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=])*)(:\d*)?)(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*|(\/((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)?)|((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)|((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)){0})(\?((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|[\uE000-\uF8FF]|\/|\?)*)?(\#((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|\/|\?)*)?$/i
571: ENDREGEXP
572:
573: $js .= <<"ENDSCRIPT";
574:
575: <script type="text/javascript">
576: // <![CDATA[
577:
578: function toggleEditor(pick) {
579: var choices = new Array('template','minimal','url','file','templatebox');
580: for (var i=0; i<choices.length; i++) {
581: if (((choices[i] == 'templatebox') && (pick == 'template')) ||
582: (choices[i] == pick)) {
583: document.getElementById(choices[i]).style.display='block';
584: } else {
585: document.getElementById(choices[i]).style.display='none';
586: }
587: }
588: return;
589: }
590:
591: var regexp = $urlregexp;
592:
593: function extUrlPreview(caller) {
594: if (document.getElementById(caller)) {
595: var url = document.getElementById(caller).value;
596: if (regexp.test(url)) {
597: openMyModal(url,500,400,'yes');
598: } else {
599: alert("$invurl");
600: }
601: }
602: }
603:
604: function toggleBox(name,caller) {
605: if (name == 'all') {
606: if (document.syllabus.showfield.length > 0) {
607: for (var i=0; i<document.syllabus.showfield.length; i++) {
608: if (document.syllabus.showfield[i].checked) {
609: if (document.getElementById('box_'+document.syllabus.showfield[i].value)) {
610: document.getElementById('box_'+document.syllabus.showfield[i].value).style.display='block';
611: }
612: } else {
613: if (document.getElementById('box_'+document.syllabus.showfield[i].value)) {
614: document.getElementById('box_'+document.syllabus.showfield[i].value).style.display='none';
615: }
616: }
617: }
618: }
619: } else {
620: if (caller.checked) {
621: if (document.getElementById('box_'+caller.value)) {
622: document.getElementById('box_'+caller.value).style.display='block';
623: }
624: } else {
625: if (document.getElementById('box_'+caller.value)) {
626: document.getElementById('box_'+caller.value).style.display='none';
627: }
628: }
629: }
630: return;
631: }
632:
633: function setTemplateBoxes() {
634: $fieldstr
635: $checkedstr
636: $uncheckedstr
637: if (include.length > 0) {
638: for (var i=0; i<include.length; i++) {
639: if (document.getElementById('showfield_'+include[i])) {
640: document.getElementById('showfield_'+include[i]).checked = true;
641: if (document.getElementById('box_'+fields[include[i]])) {
642: document.getElementById('box_'+fields[include[i]]).style.display='block';
643: }
644: }
645: }
646: }
647: if (exclude.length > 0) {
648: for (var i=0; i<exclude.length; i++) {
649: if (document.getElementById('showfield_'+exclude[i])) {
650: document.getElementById('showfield_'+exclude[i]).checked = false;
651: if (document.getElementById('box_'+fields[exclude[i]])) {
652: document.getElementById('box_'+fields[exclude[i]]).style.display='none';
653: }
654: }
655: }
656: }
657: return;
658: }
659:
660: $check_uncheck
661:
662: // ]]>
663: </script>
664:
665: ENDSCRIPT
666: }
667: my $args = {'function' => undef,
668: 'domain' => $cdom};
669: my $forcereg;
670: if ($env{'form.register'}) {
671: $forcereg = 1;
672: $args->{'force_register'} = $forcereg;
673: }
674: if ($env{'form.backto'} eq 'coursecatalog') {
675: &Apache::lonhtmlcommon::clear_breadcrumbs();
676: my $brcrum = [{href=>"javascript:ToCatalog();",
677: text=>&mt('Course/Community Catalog'),
678: no_mt=>1}
679: ];
680: if ($env{'form.coursenum'} ne '') {
681: push(@{$brcrum},
682: {href=>"javascript:ToCatalog('details')",
683: text=>"Course details"});
684: }
685: push(@{$brcrum},
686: {href=>$r->uri,
687: text=>"Course syllabus"});
688: $args->{'bread_crumbs'} = $brcrum;
689: } else {
690: &get_breadcrumbs($cdom,$cnum,$crstype,$args);
691: }
692: if ($allowed) {
693: my %loaditem = (
694: onload => 'setTemplateBoxes();',
695: );
696: $args->{'add_entries'} = \%loaditem;
697: }
698: if ($env{'form.only_body'}) {
699: $args->{'only_body'} = 1;
700: }
701: my $start_page =
702: &Apache::loncommon::start_page("Syllabus", $rss_link.$js,$args);
703: if ($start_page) {
704: $r->print($start_page);
705: }
706: }
707:
708: sub get_breadcrumbs{
709: my ($cdom,$cnum,$crstype,$args) = @_;
710: return unless (ref($args) eq 'HASH');
711: if ($env{'form.folderpath'} =~ /^supplemental/) {
712: my $title = $env{'form.title'};
713: if ($title eq '') {
714: $title = &mt('Syllabus');
715: }
716: my $brcrum =
717: &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1);
718: if (ref($brcrum) eq 'ARRAY') {
719: $args->{'bread_crumbs'} = $brcrum;
720: }
721: } else {
722: if ((&Apache::lonnet::is_on_map("public/$cdom/$cnum/syllabus"))
723: && (($env{'form.symb'}) || ($env{'form.register'}))) {
724: &Apache::lonhtmlcommon::clear_breadcrumbs();
725: } else {
726: $args->{'bread_crumbs'} = [
727: {'href' => "/public/$cdom/$cnum/syllabus",
728: 'text' => 'Syllabus'},
729: ];
730: }
731: }
732: return;
733: }
734:
735: sub chooser {
736: my ($external,$uploaded,$minimal,$cdom,$cnum,$lonhost,$fields,$values) = @_;
737: my %lt = &Apache::lonlocal::texthash(
738: 'type' => 'Syllabus Type',
739: 'url' => 'External URL',
740: 'file' => 'Uploaded file',
741: 'minimal' => 'Minimal template',
742: 'template' => 'Standard template',
743: 'templateboxes' => 'Choose template items ... ',
744: 'curr' => 'Current:',
745: 'rep' => 'Replace:',
746: 'upl' => 'Upload:',
747: 'pr' => 'Preview',
748: 'save' => 'Save',
749: 'sved' => 'Save and Edit',
750: 'chourl' => 'External URL',
751: 'chofile' => 'Uploaded syllabus file',
752: 'parse' => 'Upload embedded images/multimedia files if HTML file',
753: );
754: my %checked = (
755: file => '',
756: minimal => '',
757: url => '',
758: template => '',
759: );
760: my %display = (
761: file => 'none',
762: minimal => 'none',
763: url => 'none',
764: templatebox => 'none',
765: );
766: my $check = ' checked="checked" ';
767: if ($uploaded) {
768: $checked{'file'} = $check;
769: $display{'file'} = 'block';
770: } elsif ($external) {
771: $checked{'url'} = $check;
772: $display{'url'} = 'block';
773: } elsif ($minimal) {
774: $checked{'minimal'} = $check;
775: $display{'minimal'} = 'block';
776: } else {
777: $checked{'template'} = $check;
778: $checked{'templatebox'} = $check;
779: $display{'templatebox'} = 'block';
780: }
781:
782: my $output =
783: '<form name="syllabus" method="post" enctype="multipart/form-data" action="">'."\n".
784: '<input type="hidden" name="forceedit" value="1" />'."\n".
785: '<div class="LC_left_float"><fieldset><legend>'.$lt{'type'}.'</legend>';
786: foreach my $item ('minimal','template','url','file') {
787: $output .= '<label><input type="radio" name="choice" value="'.$item.'" '.$checked{$item}.' onclick="toggleEditor('."'$item'".')" />'.
788: $lt{$item}.'</label><br />';
789: }
790: $output .= '</fieldset></div>'."\n".
791: '<div id="url" class="LC_left_float" style="display: '.$display{'url'}.'">'."\n".
792: '<fieldset><legend>'.$lt{'chourl'}.'</legend><span class="LC_nobreak">'."\n".
793: '<a href="javascript:extUrlPreview('."'syllabusurl'".');">'.$lt{'pr'}.'</a></span> '."\n".
794: '<input type="text" id="syllabusurl" name="externalsyllabus" value="'.$external.'" size="55" />'."\n".
795: ' <input type="submit" name="storeurl" value="'.$lt{'save'}.'" />'."\n".
796: '</fieldset></div>'."\n".
797: '<div id="minimal" class="LC_left_float" style="display: '.$display{'minimal'}.'">'."\n".
798: '<fieldset><legend>'.$lt{'minimal'}.'</legend>';
799: if ($minimal) {
800: my ($absurl,$filename,$depbutton) = &syllabus_file_info($minimal,$cnum,$cdom,$lonhost,'minimal');
801: $output .= '<a href="javascript:extUrlPreview('."'currminimal'".');">'.$lt{'pr'}.'</a>'.
802: '<input type="hidden" name="minimalfile" value="'.&HTML::Entities::encode($absurl).'?inhibitmenu=yes" id="currminimal" />'.
803: $depbutton;
804: } else {
805: $output .= &mt('Title of Syllabus Page:').' '.
806: '<input type="text" id="minimaltitle" name="syllabustitle" value="'.&mt('Syllabus').'" size="30" />'."\n".
807: ' <input type="submit" name="storeminimal" value="'.$lt{'sved'}.'" />'."\n";
808: }
809: $output .= '</fieldset></div>'."\n".
810: '<div id="file" class="LC_left_float" style="display: '.$display{'file'}.'">'."\n".
811: '<fieldset><legend>'.$lt{'file'}.'</legend>';
812: if ($uploaded) {
813: my ($absurl,$filename,$depbutton) = &syllabus_file_info($uploaded,$cnum,$cdom,$lonhost,'file');
814: $output .= '<span class="LC_nobreak">'.$lt{'curr'}.' '.
815: '<input type="hidden" name="uploadedfile" value="'.&HTML::Entities::encode($absurl).'?inhibitmenu=yes" id="currfile" />'.
816: '<a href="javascript:extUrlPreview('."'currfile'".');">'.$filename.'</a></span>'.$depbutton.
817: '<br /><br />'.$lt{'rep'};
818: } else {
819: $output .= $lt{'upl'};
820: }
821: $output .= '<br />'."\n".
822: '<span class="LC_nobreak">'.
823: '<input type="file" name="syllabusfile" size="55" />'."\n".
824: ' <input type="submit" name="storefile" value="'.$lt{'save'}.'" />'.
825: '</span><br />'.
826: '<label>'.
827: '<input type="checkbox" name="parserflag" checked="checked" />'.
828: $lt{'parse'}.
829: '</label>'.
830: '</fieldset></div>'.
831: '<div id="templatebox" class="LC_left_float" style="display: '.
832: $display{'templatebox'}.';"><fieldset><legend>'.$lt{'templateboxes'}.
833: ' <input type="button" value="'.&mt('check all').'" '.
834: 'onclick="javascript:checkAll('."document.syllabus.showfield".');javascript:toggleBox('."'all'".');" />'.
835: (' 'x2).
836: '<input type="button" value="'.&mt('uncheck all').'" '.
837: 'onclick="javascript:uncheckAll('."document.syllabus.showfield".');javascript:toggleBox('."'all'".');" />'.
838: '</legend>'.
839: &fields_check_uncheck($fields,$values).
840: '</fieldset><br />'.
841: '<input type="submit" name="storesyl" value="'.&mt('Save All').'" />'.
842: '</div>';
843: $output .= '<div style="padding:0;clear:both;margin:0;border:0"></div>';
844: return $output;
845: }
846:
847: sub syllabus_file_info {
848: my ($item,$cnum,$cdom,$lonhost,$context) = @_;
849: my $protocol = $Apache::lonnet::protocol{$lonhost};
850: $protocol = 'http' if ($protocol ne 'https');
851: my $absurl = $protocol.'://'.&Apache::lonnet::hostname($lonhost).$item;
852: my ($filename) = ($item =~ m{([^/]+)$});
853: my $file=&Apache::lonnet::filelocation("",$item);
854: my ($depbutton,$filetype,$editable);
855: if ($file =~ /\.(xhtml|xml|tex|html|htm)$/) {
856: $filetype=$1;
857: }
858: if ($filetype) {
859: unless ($filetype eq 'tex') {
860: $filetype='html';
861: }
862: }
863: if ($filetype eq 'html') {
864: my $filecontents=&Apache::lonnet::getfile($file);
865: unless ($filecontents eq -1) {
866: my $mm = new File::MMagic;
867: my $mimetype = $mm->checktype_contents($filecontents);
868: if ($mimetype eq 'text/html') {
869: my (%codebase,%allfiles);
870: my $parse_result = &Apache::lonnet::extract_embedded_items($item,\%allfiles,
871: \%codebase,\$filecontents);
872: my $actionurl = "/public/$cdom/$cnum/syllabus";
873: my ($ignore,$num,$numpathchanges,$existing,$mapping) =
874: &Apache::loncommon::ask_for_embedded_content($actionurl,undef,\%allfiles,
875: \%codebase,
876: {'context' => 'rewrites',
877: 'ignore_remote_references' => 1,});
878: $editable = 1;
879: }
880: }
881: }
882: $depbutton = (' ' x 3).
883: &editfile_button($item,$context,$editable).
884: &editbutton_js();
885: return ($absurl,$filename,$depbutton);
886: }
887:
888: sub fields_check_uncheck {
889: my ($fields,$values) = @_;
890: return unless ((ref($fields) eq 'HASH') && (ref($values) eq 'HASH'));
891: my $numinrow = 4;
892: my $table;
893: my @fieldnames = sort(keys(%{$fields}));
894: unshift(@fieldnames,'000_showpeople','111_showrssfeeds');
895: my $numfields = scalar(@fieldnames);
896: my %included;
897: if (($values->{'uploaded.fields'}) && ($values->{'uploaded.fields'} ne 'none')) {
898: map { $included{$_} = 1; } split(/,/,$values->{'uploaded.fields'});
899: }
900: for (my $i=0; $i<$numfields; $i++) {
901: my ($name,$checked);
902: if ($fieldnames[$i] eq '000_showpeople') {
903: $name = &mt('Personnel');
904: } elsif ($fieldnames[$i] eq '111_showrssfeeds') {
905: $name = &mt('RSS Feeds and Blogs');
906: } else {
907: $name = $fields->{$fieldnames[$i]};
908: }
909: if ($values->{'uploaded.fields'}) {
910: unless ($values->{'uploaded.fields'} eq 'none') {
911: my ($prefix) = split(/_/,$fieldnames[$i]);
912: if ($included{$prefix}) {
913: $checked = ' checked="checked"';
914: }
915: }
916: } else {
917: if ($fieldnames[$i] eq '000_showpeople') {
918: $checked = ' checked="checked"';
919: } elsif ($fieldnames[$i] eq '111_showrssfeeds') {
920: $checked = ' checked="checked"';
921: } else {
922: if ($values->{$fieldnames[$i]} ne '') {
923: $checked = ' checked="checked"';
924: }
925: }
926: }
927: my $rem = $i%($numinrow);
928: if ($rem == 0) {
929: if (($i > 0) && ($i < $numfields)) {
930: $table .= '</tr>';
931: }
932: if ($i < $numfields) {
933: $table .= '<tr>';
934: }
935: }
936: if ($i == $numfields-1) {
937: my $rem = $numfields%($numinrow);
938: my $colsleft = $numinrow - $rem;
939: if ($colsleft > 1) {
940: $table .= '<td colspan="'.$colsleft.'">';
941: } else {
942: $table .= '</td>';
943: }
944: } else {
945: $table .= '<td>';
946: }
947: $table .=
948: '<label><input type="checkbox" name="showfield" value="'.$fieldnames[$i].'" '.
949: $checked.' id="showfield_'.$i.'" onclick="javascript:toggleBox('."'$fieldnames[$i]',this".');" />'.
950: $name.'</label></td>'."\n";
951: }
952: if ($table ne '') {
953: my $rem = $numfields%($numinrow);
954: my $colsleft = $numinrow - $rem;
955: if ($colsleft > 1 ) {
956: $table .= '<td colspan="'.$colsleft.'"> </td>';
957: } elsif ($colsleft == 1) {
958: $table .= '<td> </td>';
959: }
960: $table = '<table>'.$table.'</tr></table>';
961: }
962: return $table;
963: }
964:
965: sub get_personnel {
966: my ($r,$target,$cdom,$cnum,$allowed,$crstype,$syllabus) = @_;
967: my (%hiddenroles,%hiddenusers);
968: if (ref($syllabus) eq 'HASH') {
969: if (ref($syllabus->{'personnel'}) eq 'HASH') {
970: if ($syllabus->{'personnel'}{'hiderole'}) {
971: map { $hiddenroles{$_} = 1; } split(/,/,$syllabus->{'personnel'}{'hiderole'});
972: }
973: if ($syllabus->{'personnel'}{'hideuser'}) {
974: map { $hiddenusers{$_} = 1; } split(/,/,$syllabus->{'personnel'}{'hideuser'});
975: }
976: }
977: }
978: my $output;
979: my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum,1);
980: if ($target ne 'tex') {
981: if ($allowed) {
982: $r->print(&Apache::loncommon::start_data_table().
983: &Apache::loncommon::start_data_table_header_row().
984: '<th>'.&mt('Role hidden?').'</th><th>'.&mt('Role').'</th>'.
985: '<th>'.&mt('Personnel (hidden if checked)').'</th>'.
986: &Apache::loncommon::end_data_table_header_row());
987: } else {
988: $r->print(&Apache::lonhtmlcommon::start_pick_box());
989: }
990: } else {
991: $r->print('\begin{tabular}{|p{0.45\textwidth}|p{0.45\textwidth}|}\hline');
992: }
993: my @personnel=sort(keys(%coursepersonnel));
994: my $lastpers=$personnel[$#personnel];
995: foreach my $element (@personnel) {
996: unless ($allowed) {
997: next if ($hiddenroles{$element})
998: }
999: my ($role,$sec);
1000: if ($element =~ /:/) {
1001: ($role,$sec) = split(/:/,$element);
1002: } else {
1003: $role = $element;
1004: }
1005: my $roletext = &Apache::lonnet::plaintext($role,$crstype);
1006: if ($sec) {
1007: $roletext .=' ('.&Apache::lonlocal::mt('Section [_1]',$sec).')';
1008: }
1009: if ($target ne 'tex') {
1010: if ($allowed) {
1011: my $checked;
1012: if ($hiddenroles{$element}) {
1013: $checked = ' checked="checked"';
1014: }
1015: $r->print(&Apache::loncommon::start_data_table_row().
1016: '<td>'.
1017: '<input type="checkbox" name="hiderole" value="'.$element.'" '.
1018: $checked.' />'.
1019: '</td><td>'.$roletext.'</td><td>');
1020: } else {
1021: $r->print(&Apache::lonhtmlcommon::row_title($roletext));
1022: }
1023: } else {
1024: $r->print(' '.&Apache::lonxml::xmlparse($r,'tex',$roletext).' & ');
1025: }
1026: my @coursepersonlist;
1027: foreach my $user (split(/\,/,$coursepersonnel{$element})) {
1028: my ($puname,$pudom)=split(/\:/,$user);
1029: if ($target ne 'tex') {
1030: my $courseperson = &Apache::loncommon::plainname($puname,$pudom);
1031: my $checked;
1032: if ($hiddenusers{$element.'&'.$puname.':'.$pudom}) {
1033: $checked = ' checked="checked"';
1034: }
1035: if ($allowed) {
1036: my $item = '<span class="LC_nobreak"><label>'.
1037: '<input type="checkbox" name="hideuser" value="'.$element.'&'.$puname.':'.$pudom.'"'.$checked.' />'.
1038: &Apache::loncommon::aboutmewrapper($courseperson
1039: ,
1040: $puname,$pudom).
1041: '</label>'.(' 'x2).'</span> ';
1042: push(@coursepersonlist,$item);
1043:
1044: } else {
1045: next if ($hiddenusers{$element.'&'.$puname.':'.$pudom});
1046: if (($env{'user.name'} eq '') || ($env{'user.name'} eq 'public') ||
1047: ($env{'user.domain'} eq '') || ($env{'user.domain'} eq 'public')) {
1048: push(@coursepersonlist,$courseperson);
1049: } else {
1050: push(@coursepersonlist,&Apache::loncommon::aboutmewrapper($courseperson,
1051: $puname,$pudom));
1052: }
1053: }
1054: } else {
1055: push(@coursepersonlist,&Apache::loncommon::plainname($puname,
1056: $pudom).' ');
1057: }
1058: }
1059: if ($allowed) {
1060: $r->print(join('',@coursepersonlist));
1061: } else {
1062: $r->print(join(', ',@coursepersonlist));
1063: }
1064: if ($target ne 'tex') {
1065: if ($allowed) {
1066: $r->print('</td>'.&Apache::loncommon::end_data_table_row());
1067: } else {
1068: my $lastclose=$element eq $lastpers?1:0;
1069: $r->print(&Apache::lonhtmlcommon::row_closure($lastclose));
1070: }
1071: } else {
1072: $r->print('\\\\ \hline');
1073: }
1074: }
1075: if ($target ne 'tex') {
1076: if ($allowed) {
1077: $r->print(&Apache::loncommon::end_data_table());
1078: } else {
1079: $r->print(&Apache::lonhtmlcommon::end_pick_box());
1080: }
1081: } else {
1082: $r->print('\end{tabular}\\\\');
1083: }
1084: return;
1085: }
1086:
1087: sub save_changes {
1088: my ($cnum,$cdom,$uploaded,$external,$minimal,$syllabus,$syllabusfields,$courseenv) = @_;
1089: my ($earlyout,$output);
1090: unless ((ref($syllabus) eq 'HASH') && (ref($syllabusfields) eq 'HASH') ||
1091: (ref($courseenv) eq 'HASH')) {
1092: return ($earlyout,$uploaded,$external,$minimal,$output);
1093: }
1094: if (($env{'form.deleteuploaded_file'}) || ($env{'form.deleteuploaded_minimal'})) {
1095: my %storehash;
1096: if (($env{'form.choice'} eq 'file') &&
1097: ($env{'form.deleteuploaded_file'}) && ($uploaded =~ /\w/)) {
1098: if ($courseenv->{'uploadedsyllabus'} =~ m{^\Q/uploaded/$cdom/$cnum/portfolio\E(/syllabus/.+)$}) {
1099: my $filename = $1;
1100: &update_access_permissions($cdom,$cnum,$filename);
1101: }
1102: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.uploadedsyllabus');
1103: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.externalsyllabus');
1104: $storehash{'uploadedsyllabus'} = '';
1105: $storehash{'externalsyllabus'} = '';
1106: my $putres = &Apache::lonnet::put('environment',\%storehash,$cdom,$cnum);
1107: undef($uploaded);
1108: undef($external);
1109: } elsif (($env{'form.choice'} eq 'minimal') &&
1110: ($env{'form.deleteuploaded_minimal'}) && ($minimal =~ /\w/)) {
1111: my $minimalurl = "/uploaded/$cdom/$cnum/portfolio/syllabus/loncapa.html";
1112: if ($courseenv->{'minimalsyllabus'} eq "$minimalurl") {
1113: my $filecontents=&Apache::lonnet::getfile(&Apache::lonnet::filelocation("",$minimalurl));
1114: unless ($filecontents eq -1) {
1115: $env{'form.output'} = $filecontents;
1116: &Apache::lonnet::finishuserfileupload($cnum,$cdom,'output',
1117: 'portfolio/syllabus/loncapa.html.bak');
1118: $minimalurl = &default_minimal_syllabus($cnum,$cdom);
1119: }
1120: }
1121: &update_access_permissions($cdom,$cnum,'/syllabus/loncapa.html');
1122: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.externalsyllabus');
1123: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.minimalsyllabus');
1124: $storehash{'externalsyllabus'} = '';
1125: $storehash{'minimalsyllabus'} = '';
1126: my $putres = &Apache::lonnet::put('environment',\%storehash,$cdom,$cnum);
1127: undef($external);
1128: undef($minimal);
1129: }
1130: } elsif ($env{'form.choice'} eq 'template') {
1131: #store what the user typed in to the template
1132: my @shown = &Apache::loncommon::get_env_multiple('form.showfield');
1133: $syllabus->{'uploaded.fields'} = '';
1134: if (@shown == 0) {
1135: $syllabus->{'uploaded.fields'} = 'none';
1136: } else {
1137: foreach my $field (sort(@shown)) {
1138: if (($field eq '000_showpeople') ||
1139: ($field eq '111_showrssfeeds') ||
1140: ($syllabusfields->{$field})) {
1141: my ($prefix) = split(/_/,$field);
1142: $syllabus->{'uploaded.fields'} .= $prefix.',';
1143: }
1144: if ($field eq '000_showpeople') {
1145: my @hideusers = &Apache::loncommon::get_env_multiple('form.hideuser');
1146: my @hideroles = &Apache::loncommon::get_env_multiple('form.hiderole');
1147: my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum,1);
1148: my %personnel;
1149: foreach my $key (keys(%coursepersonnel)) {
1150: map { $personnel{$key}{$_} = 1; } split(/,/,$coursepersonnel{$key});
1151: }
1152: %{$syllabus->{'personnel'}} = ();
1153: $syllabus->{'personnel'}{'hideuser'} = '';
1154: $syllabus->{'personnel'}{'hiderole'} = '';
1155: foreach my $role (@hideroles) {
1156: if (exists($personnel{$role})) {
1157: $syllabus->{'personnel'}{'hiderole'} .= $role.',';
1158: }
1159: }
1160: foreach my $item (@hideusers) {
1161: my ($role,$user) = split(/\&/,$item);
1162: if (ref($personnel{$role}) eq 'HASH') {
1163: if ($personnel{$role}{$user}) {
1164: $syllabus->{'personnel'}{'hideuser'} .= $item.',';
1165: }
1166: }
1167: }
1168: $syllabus->{'personnel'}{'hideuser'} =~ s/,$//;
1169: $syllabus->{'personnel'}{'hiderole'} =~ s/,$//;
1170: }
1171: }
1172: $syllabus->{'uploaded.fields'} =~ s/,$//;
1173: }
1174: foreach my $syl_field (keys(%{$syllabusfields})) {
1175: my $field=$env{'form.'.$syl_field};
1176: chomp($field);
1177: $field=~s/\s+$//s;
1178: $field=~s/^\s+//s;
1179: $field=~s/\<br\s*\/*\>$//s;
1180: $field=&Apache::lonfeedback::clear_out_html($field,1);
1181: #here it will be stored
1182: $syllabus->{$syl_field}=$field;
1183: if ($syl_field eq 'lll_includeurl') { # clean up included URLs
1184: my $field='';
1185: foreach my $value (split(/\n/,$syllabus->{$syl_field})) {
1186: my $url=$value;
1187: # get rid of leading and trailing spaces
1188: $url=~s/^\s+//;
1189: $url=~s/\s+$//;
1190: if ($url=~m|^https?\://([^/]+)/(.+)$|) {
1191: my $host = $1;
1192: my $remainder=$2;
1193: # remove the hostname from internal URLs
1194: my $hostname = &Apache::lonnet::hostname($host);
1195: my %all_hostnames = &Apache::lonnet::all_hostnames();
1196: foreach my $possible_host (keys(%all_hostnames)) {
1197: if ($possible_host =~ /\Q$hostname\E/i) {
1198: $url=$remainder;
1199: }
1200: }
1201: }
1202: # norm internal URLs
1203: unless ($url=~/^https?\:/) {
1204: $url=&Apache::lonnet::clutter($url);
1205: }
1206: # re-assemble field
1207: if ($url) {
1208: $field.=$url."\n";
1209: }
1210: }
1211: $syllabus->{$syl_field}=$field;
1212: }
1213: }
1214: my $now = time;
1215: $syllabus->{'uploaded.domain'}=$env{'user.domain'};
1216: $syllabus->{'uploaded.name'}=$env{'user.name'};
1217: $syllabus->{'uploaded.lastmodified'} = $now;
1218: my $putres = &Apache::lonnet::put('syllabus',$syllabus,$cdom,$cnum);
1219: if ($putres eq 'ok') {
1220: ($uploaded,$minimal,$external) =
1221: &update_syllabus_env($cdom,$cnum,$courseenv,$env{'form.choice'},$uploaded,
1222: $minimal,$external);
1223: $output = '<div>'.
1224: &Apache::lonhtmlcommon::confirm_success(&mt('Template saved.')).
1225: '</div>';
1226: } else {
1227: $output = '<div class="LC_error">'.
1228: &mt('An error occurred storing the template: [_1]',$putres).
1229: '</div>';
1230: }
1231: } elsif ($env{'form.choice'} eq 'url') {
1232: if ($env{'form.externalsyllabus'} =~ m{^https?://}) {
1233: if ($env{'form.externalsyllabus'} eq $external) {
1234: $output = '<div class="LC_info">'.
1235: &mt('External URL unchanged.').
1236: '</div>';
1237: ($uploaded,$minimal,$external) =
1238: &update_syllabus_env($cdom,$cnum,$courseenv,$env{'form.choice'},$uploaded,
1239: $minimal,$external);
1240: } else {
1241: $external=$env{'form.externalsyllabus'};
1242: $external =~ s/(`)//g;
1243: my $putres =
1244: &Apache::lonnet::put('environment',{externalsyllabus=>$external},
1245: $cdom,$cnum);
1246: if ($putres eq 'ok') {
1247: &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.externalsyllabus' => $external});
1248: $output = '<div>'.
1249: &Apache::lonhtmlcommon::confirm_success(&mt('External URL saved.')).
1250: '</div>';
1251: ($uploaded,$minimal,$external) =
1252: &update_syllabus_env($cdom,$cnum,$courseenv,$env{'form.choice'},$uploaded,
1253: $minimal,$external);
1254: } else {
1255: $output = '<div class="LC_error">'.
1256: &mt('An error occurred storing the external URL: [_1]',$putres).
1257: '</div>';
1258: }
1259: }
1260: } else {
1261: $output = '<div class="LC_error">'.
1262: &mt('External URL not saved -- invalid URL.').
1263: '</div>';
1264: }
1265: } elsif (($env{'form.choice'} eq 'file') || ($env{'form.choice'} eq 'minimal')) {
1266: # Process file upload - phase one - upload and parse primary file.
1267: my ($upload_result,$uploadphase,$url,$needlink,$error,$errormsg);
1268: if ($env{'form.choice'} eq 'file') {
1269: if ($env{'form.syllabusfile.filename'}) {
1270: my %allfiles = ();
1271: my %codebase = ();
1272: ($url,$needlink) = &process_upload(\$output,$cnum,$cdom,
1273: \%allfiles,\%codebase);
1274: } else {
1275: $output = '<div class="LC_info">';
1276: &mt('No file uploaded').
1277: '</div>';
1278: }
1279: } elsif ($env{'form.choice'} eq 'minimal') {
1280: $url = "/uploaded/$cdom/$cnum/portfolio/syllabus/loncapa.html";
1281: my $filecontents=&Apache::lonnet::getfile(&Apache::lonnet::filelocation("",$url));
1282: if ($filecontents eq -1) {
1283: $url = &default_minimal_syllabus($cnum,$cdom);
1284: }
1285: }
1286: if ($url =~ m{^/uploaded/\Q$cdom\E/\Q$cnum\E.*/[^/]+$}) {
1287: my $exturl = &home_http_host($cdom,$cnum);
1288: if ($exturl) {
1289: $exturl .= $url;
1290: }
1291: my %storehash;
1292: if ($env{'form.choice'} eq 'minimal') {
1293: $storehash{'minimalsyllabus'} = $url;
1294: } else {
1295: $storehash{'uploadedsyllabus'} = $url;
1296: }
1297: if ($exturl) {
1298: $storehash{'externalsyllabus'} = $exturl;
1299: if ($exturl =~ /\.(html?|txt|js|css)$/) {
1300: $exturl .= '?inhibitmenu=yes';
1301: }
1302: } else {
1303: $storehash{'externalsyllabus'} = '',
1304: }
1305: my $putres =
1306: &Apache::lonnet::put('environment',\%storehash,$cdom,$cnum);
1307: if ($putres eq 'ok') {
1308: &Apache::lonnet::make_public_indefinitely($url);
1309: foreach my $key (keys(%storehash)) {
1310: &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.'.$key => $storehash{$key}});
1311: }
1312: if ($env{'form.choice'} eq 'minimal') {
1313: $minimal = $url;
1314: } else {
1315: $uploaded = $url;
1316: }
1317: if ($needlink) {
1318: $output .= &return_to_editor($cdom,$cnum);
1319: $earlyout = 1;
1320: }
1321: ($uploaded,$minimal,$external) =
1322: &update_syllabus_env($cdom,$cnum,$courseenv,$env{'form.choice'},$uploaded,
1323: $minimal,$external);
1324: } else {
1325: $error = 1;
1326: $errormsg = $putres;
1327: }
1328: } else {
1329: $error = 1;
1330: }
1331: if ($error) {
1332: $output = '<div class="LC_error">';
1333: if ($env{'form.choice'} eq 'minimal') {
1334: $output = &mt('An error occurred creating the minimal template file [_1]',$errormsg);
1335: } else {
1336: $output = &mt('An error occurred storing the uploaded file [_1]',$errormsg);
1337: }
1338: $output .= '</div>';
1339: }
1340: } elsif ($env{'form.phase'} eq 'upload_embedded') {
1341: # Process file upload - phase two - upload embedded objects
1342: my $uploadphase = 'check_embedded';
1343: my $primaryurl = &HTML::Entities::encode($env{'form.primaryurl'},'<>&"');
1344: my $state = &embedded_form_elems($uploadphase,$primaryurl);
1345: my $url_root = '/uploaded/'.$cdom.'/'.$cnum;
1346: my $actionurl = "/public/$cdom/$cnum/syllabus";
1347: my ($result,$flag,$numpathchgs) =
1348: &Apache::loncommon::upload_embedded('syllabus','portfolio/syllabus',
1349: $cnum,$cdom,'/userfiles',$url_root,undef,undef,undef,$state,
1350: $actionurl);
1351: unless ($numpathchgs) {
1352: my $modres =
1353: &Apache::loncommon::modify_html_refs('syllabus','portfolio/syllabus',
1354: $cnum,$cdom,
1355: '/userfiles',$env{'form.primaryurl'});
1356: $result .= $modres;
1357: }
1358: $output = $result.&return_to_editor($cdom,$cnum);
1359: $earlyout = 1;
1360: } elsif ($env{'form.phase'} eq 'check_embedded') {
1361: # Process file upload - phase three - modify references in HTML file
1362: my $uploadphase = 'modified_orightml';
1363: my $result =
1364: &Apache::loncommon::modify_html_refs('syllabus','portfolio/syllabus',
1365: $cnum,$cdom,
1366: '/userfiles',$env{'form.primaryurl'});
1367: $output = $result.&return_to_editor($cdom,$cnum);
1368: $earlyout = 1;
1369: }
1370: return ($earlyout,$uploaded,$external,$minimal,$output);
1371: }
1372:
1373: sub default_minimal_syllabus {
1374: my ($cnum,$cdom) = @_;
1375: my $title;
1376: if ($env{'form.syllabustitle'}) {
1377: $title = $env{'form.syllabustitle'};
1378: $title =~ s{`}{}g;
1379: $title=~s/^\s+//;
1380: $title=~s/\s+$//;
1381: }
1382: if ($title eq '') {
1383: $title = &mt('Syllabus');
1384: }
1385: my $initialtext = &mt('Replace with your own content.');
1386: my $newhtml = <<END;
1387: <html>
1388: <head>
1389: <title>$title</title>
1390: </head>
1391: <body bgcolor="#ffffff">
1392: <h2>$title</h2>
1393: $initialtext
1394: </body>
1395: </html>
1396: END
1397: $env{'form.output'}=$newhtml;
1398: return &Apache::lonnet::finishuserfileupload($cnum,$cdom,'output',
1399: 'portfolio/syllabus/loncapa.html');
1400: }
1401:
1402: sub update_syllabus_env {
1403: my ($cdom,$cnum,$courseenv,$saved,$uploaded,$minimal,$external) = @_;
1404: return ($uploaded,$minimal,$external) unless(ref($courseenv) eq 'HASH');
1405: my $now = time;
1406: my (@envkeys,%storehash);
1407: if ($saved eq 'template') {
1408: if ($uploaded || $env{'course.'.$env{'request.course.id'}.'.uploadedsyllabus'}) {
1409: push(@envkeys,'uploaded');
1410: }
1411: if ($minimal || $env{'course.'.$env{'request.course.id'}.'.minimalsyllabus'}) {
1412: push(@envkeys,'minimal');
1413: }
1414: if ($external || $env{'course.'.$env{'request.course.id'}.'.externalsyllabus'}) {
1415: push(@envkeys,'external');
1416: }
1417: $storehash{'updatedsyllabus'} = $now;
1418: &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.updatedsyllabus' => $now
1419: });
1420: } elsif ($saved eq 'url') {
1421: my $prefix = &home_http_host($cdom,$cnum);
1422: if ($external =~ m{^\Q$prefix/uploaded/$cdom/$cnum/portfolio/syllabus/\E(.+)$}) {
1423: my $file = $1;
1424: if ($file eq 'loncapa.html') {
1425: if ($uploaded || $env{'course.'.$env{'request.course.id'}.'.uploadedsyllabus'}) {
1426: push(@envkeys,'uploaded');
1427: }
1428: } elsif ($minimal || $env{'course.'.$env{'request.course.id'}.'.minimalsyllabus'}) {
1429: push(@envkeys,'minimal');
1430: }
1431: } else {
1432: if ($uploaded || $env{'course.'.$env{'request.course.id'}.'.uploadedsyllabus'}) {
1433: push(@envkeys,'uploaded');
1434: }
1435: if ($minimal || $env{'course.'.$env{'request.course.id'}.'.minimalsyllabus'}) {
1436: push(@envkeys,'minimal');
1437: }
1438: }
1439: } elsif ($saved eq 'file') {
1440: if ($minimal || $env{'course.'.$env{'request.course.id'}.'.minimalsyllabus'}) {
1441: push(@envkeys,'minimal');
1442: }
1443: } elsif ($saved eq 'minimal') {
1444: if ($uploaded || $env{'course.'.$env{'request.course.id'}.'.uploadedsyllabus'}) {
1445: push(@envkeys,'uploaded');
1446: }
1447: }
1448: if (@envkeys > 0) {
1449: foreach my $item (@envkeys) {
1450: my $key = $item.'syllabus';
1451: if ($courseenv->{$key} ne '') {
1452: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.'.$key);
1453: if ($item eq 'minimal') {
1454: &update_access_permissions($cdom,$cnum,'/syllabus/loncapa.html');
1455: } elsif ($item eq 'uploaded') {
1456: if ($courseenv->{$key} =~ m{^\Q/uploaded/$cdom/$cnum/portfolio\E(/syllabus/.+)$}) {
1457: my $filename = $1;
1458: &update_access_permissions($cdom,$cnum,$filename);
1459: }
1460: }
1461: $storehash{$key} = '';
1462: } elsif ($env{'course.'.$env{'request.course.id'}.'.'.$key} ne '') {
1463: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.'.$key);
1464: }
1465: if ($item eq 'uploaded') {
1466: undef($uploaded);
1467: }
1468: if ($item eq 'external') {
1469: undef($external);
1470: }
1471: if ($item eq 'minimal') {
1472: undef($minimal);
1473: }
1474: }
1475: }
1476: if (keys(%storehash) > 0) {
1477: &Apache::lonnet::put('environment',\%storehash,$cdom,$cnum);
1478: }
1479: return ($uploaded,$minimal,$external);
1480: }
1481:
1482: sub update_access_permissions {
1483: my ($cdom,$cnum,$file_name) = @_;
1484: my $current_permissions = &Apache::lonnet::get_portfile_permissions($cdom,$cnum);
1485: my %access_controls =
1486: &Apache::lonnet::get_access_controls($current_permissions,'',$file_name);
1487: if (keys(%access_controls) > 0) {
1488: my %changes;
1489: foreach my $key (keys(%{$access_controls{$file_name}})) {
1490: $changes{'delete'}{$key} = 1;
1491: }
1492: if (keys(%changes) > 0) {
1493: my ($outcome,$deloutcome,$new_values,$translation) =
1494: &Apache::lonnet::modify_access_controls($file_name,\%changes,
1495: $cdom,$cnum);
1496: }
1497: }
1498: return;
1499: }
1500:
1501: sub home_http_host {
1502: my ($cdom,$cnum) = @_;
1503: my $home=&Apache::lonnet::homeserver($cnum,$cdom);
1504: if ($home ne 'no_host') {
1505: my $protocol = $Apache::lonnet::protocol{$home};
1506: $protocol = 'http' if ($protocol ne 'https');
1507: return $protocol.'://'.$home;
1508: }
1509: return;
1510: }
1511:
1512: sub process_upload {
1513: my ($upload_output,$cnum,$cdom,$allfiles,$codebase) = @_;
1514: my ($parseaction,$showupload,$mimetype);
1515: my $dest = 'portfolio/syllabus';
1516: if ($env{'form.parserflag'}) {
1517: $parseaction = 'parse';
1518: }
1519: my $url=&Apache::lonnet::userfileupload('syllabusfile','syllabus',$dest,
1520: $parseaction,$allfiles,
1521: $codebase,undef,undef,undef,undef,
1522: undef,undef,\$mimetype);
1523: if ($url =~ m{^/uploaded/\Q$cdom\E/\Q$cnum\E.*/([^/]+)$}) {
1524: my $stored = $1;
1525: $showupload = '<p>'.&mt('Uploaded [_1]',
1526: '<span class="LC_filename">'.$stored.'</span>').
1527: '</p>';
1528: } else {
1529: my ($filename) = ($env{'form.syllabusfile.filename'} =~ m{([^/]+)$});
1530: $$upload_output = '<div class="LC_error" id="uploadfileresult">'.
1531: &mt('Unable to save file [_1].',
1532: '<span class="LC_filename">'.$filename.'</span>').
1533: '</div>';
1534: return ();
1535: }
1536: my $needlink;
1537: if (($parseaction eq 'parse') && ($mimetype eq 'text/html')) {
1538: $$upload_output = $showupload;
1539: my $total_embedded = scalar(keys(%{$allfiles}));
1540: if ($total_embedded > 0) {
1541: my $uploadphase = 'upload_embedded';
1542: my $primaryurl = &HTML::Entities::encode($url,'<>&"');
1543: my $state = &embedded_form_elems($uploadphase,$primaryurl);
1544: my $actionurl = "/public/$cdom/$cnum/syllabus";
1545: my ($embedded,$num,$numpathchanges,$existing);
1546: ($embedded,$num,$numpathchanges,$existing) =
1547: &Apache::loncommon::ask_for_embedded_content($actionurl,$state,
1548: $allfiles,$codebase,
1549: {'error_on_invalid_names' => 1,
1550: 'ignore_remote_references' => 1,});
1551: if ($embedded) {
1552: $needlink = 1;
1553: if ($num) {
1554: $$upload_output .=
1555: '<p>'.&mt('This file contains embedded multimedia objects, which need to be uploaded.').'</p>'.$embedded;
1556: } elsif ($numpathchanges) {
1557: $$upload_output .= $embedded;
1558: } else {
1559: $$upload_output .= $embedded;
1560: &Apache::loncommon::modify_html_refs('syllabus','portfolio/syllabus',
1561: $cnum,$cdom,'/userfiles',$url);
1562: }
1563: } else {
1564: $$upload_output .= &mt('Embedded item(s) already present, so no additional upload(s) required').'<br />';
1565: &Apache::loncommon::modify_html_refs('syllabus','portfolio/syllabus',
1566: $cnum,$cdom,'/userfiles',$url);
1567:
1568: }
1569: } else {
1570: $$upload_output .= &mt('No embedded items identified').'<br />';
1571: }
1572: $$upload_output = '<div id="uploadfileresult">'.$$upload_output.'</div>';
1573: }
1574: return ($url,$needlink);
1575: }
1576:
1577: sub embedded_form_elems {
1578: my ($phase,$primaryurl) = @_;
1579: return <<STATE;
1580: <input type="hidden" name="forceedit" value="1" />
1581: <input type="hidden" name="cmd" value="upload_embedded" />
1582: <input type="hidden" name="phase" value="$phase" />
1583: <input type="hidden" name="primaryurl" value="$primaryurl" />
1584: STATE
1585: }
1586:
1587: sub return_to_editor {
1588: my ($cdom,$cnum) = @_;
1589: my $actionurl = "/public/$cdom/$cnum/syllabus";
1590: return '<p><form name="backtoeditor" method="post" action="'.$actionurl.'" />'.
1591: '<input type="hidden" name="forceedit" value="1" />'."\n".
1592: '<a href="javascript:document.backtoeditor.submit();">'.&mt('Return to Editor').
1593: '</a></p>';
1594: }
1595:
1596: sub editfile_button {
1597: my ($url,$context,$editable) = @_;
1598: my $edittext=&mt('Edit');
1599: my $deltext=&mt('Delete');
1600: my $output;
1601: if ($editable) {
1602: $output = '
1603: <input type="button" value="'.$edittext.'" onclick="javascript:gotoeditor('."'$url'".');" name="edit_'.$context.'" />
1604: ';
1605: }
1606: $output .= '
1607: <input type="button" value="'.$deltext.'" onclick="javascript:dodelete('."'$context'".');" name="del_'.$context.'" />
1608: <input type="hidden" value="" name="deleteuploaded_'.$context.'" id="deleteuploaded_'.$context.'" />
1609: ';
1610: return $output;
1611: }
1612:
1613: sub editbutton_js {
1614: my %lt = &Apache::lonlocal::texthash(
1615: min => 'Are you sure you want to delete the contents of the syllabus template?',
1616: file => 'Are you sure you want to delete the uploaded syllabus file?',
1617: noundo => 'This action cannot be reversed.'
1618: );
1619: return <<ENDJS;
1620: <script type="text/javascript">
1621: // <![CDATA[
1622: function gotoeditor(url) {
1623: document.location.href = url+'?editmode=1&forceedit=1';
1624: }
1625: function dodelete(caller,url) {
1626: if (document.getElementById('deleteuploaded_'+caller)) {
1627: document.getElementById('deleteuploaded_'+caller).value=1;
1628: if (caller == 'minimal') {
1629: if (confirm("$lt{'min'}"+"\\n"+"$lt{'noundo'}")) {
1630: document.syllabus.submit();
1631: }
1632: }
1633: if (caller == 'file') {
1634: if (confirm("$lt{'file'}"+"\\n"+"$lt{'noundo'}")) {
1635: document.syllabus.submit();
1636: }
1637: }
1638: }
1639: return;
1640: }
1641: // ]]>
1642: </script>
1643: ENDJS
1644: }
1645:
1646: 1;
1647: __END__
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