Annotation of loncom/interface/lonsyllabus.pm, revision 1.121
1.1 www 1: # The LearningOnline Network
2: # Syllabus
3: #
1.121 ! raeburn 4: # $Id: lonsyllabus.pm,v 1.120 2013/05/06 16:15:59 raeburn Exp $
1.1 www 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;
1.70 amueller 32: use Apache::lontemplate;
1.1 www 33: use Apache::Constants qw(:common);
34: use Apache::loncommon;
35: use Apache::lonnet;
1.5 www 36: use Apache::lontexconvert;
1.11 www 37: use Apache::lonfeedback;
1.19 www 38: use Apache::lonannounce;
1.23 www 39: use Apache::lonlocal;
1.32 www 40: use Apache::lonhtmlcommon;
1.38 www 41: use Apache::lonspeller();
1.54 albertel 42: use HTML::Entities();
1.1 www 43:
44: sub handler {
45: my $r = shift;
1.46 www 46: &Apache::loncommon::content_type($r,'text/html');
47: $r->send_http_header;
48: return OK if $r->header_only;
1.45 www 49:
1.46 www 50: my $target=$env{'form.grade_target'};
1.45 www 51: # --------------------------------------------------- Get course info from URL
52: my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
1.46 www 53: # ------------------------------------------------------------ Get query string
54: &Apache::loncommon::get_unprocessed_cgi
1.116 raeburn 55: ($ENV{'QUERY_STRING'},['register','forceedit','todocs',
1.115 raeburn 56: 'folderpath','title']);
1.45 www 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: $r->send_http_header;
1.106 faziophi 62: &Apache::loncommon::simple_error_page($r,'No syllabus available',
1.91 amueller 63: 'No syllabus available');
1.45 www 64: return OK;
1.113 raeburn 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;
1.45 www 71: }
72: # ------------------------------------- There is such a course, get environment
73: my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
1.46 www 74:
1.1 www 75: # ------------------------------------------------------------ Print the screen
1.49 albertel 76:
77: if ($target eq 'tex') {
1.91 amueller 78: $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
1.86 bisitz 79: }
1.117 raeburn 80:
81: # --------------------------------------------------------------- Force Student
82: my ($forceedit,$forcestudent);
83: if ($env{'form.forceedit'}) { $forceedit=1; }
84: if (!$forceedit) {
85: $forcestudent=1;
86: }
87:
88: # --------------------------------------------------------------- Check Privileges
89: my $allowed = 0;
90: if ($env{'user.environment'}) {
91: # does this user have privileges to post, etc?
92: if ($env{'request.course.id'}
93: && $cdom eq $env{'course.'.$env{'request.course.id'}.'.domain'}
94: && $cnum eq $env{'course.'.$env{'request.course.id'}.'.num'}) {
95: $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
96: if ($forcestudent or $target eq 'tex') { $allowed=0; }
97: }
98: }
99:
1.46 www 100: # -------------------------------------------------- Let's see who handles this
1.117 raeburn 101: my $external=$courseenv{'externalsyllabus'};
102: my $uploaded=$courseenv{'uploadedsyllabus'};
1.49 albertel 103:
1.117 raeburn 104: if ($uploaded =~/\w/) {
105: if ($external =~ m{\Q$uploaded\E$}) {
106: undef($external);
107: }
108: unless ($allowed && $forceedit) {
109: my $file=&Apache::lonnet::filelocation("",$uploaded);
110: if ($file =~ /\.(sty|css|js|txt|tex|html?)$/) {
111: my $filetype;
112: if ($file =~ /\.(sty|css|js|txt|tex)$/) {
113: $filetype=$1;
114: } else {
115: $filetype='html';
116: }
117: my $result = '';
118: my $filecontents=&Apache::lonnet::getfile($file);
119: if ($filecontents eq -1) {
120: $r->print(&mt('Syllabus file unavailable'));
121: } elsif ($filetype eq 'html') {
122: my %mystyle;
123: &Apache::structuretags::reset_problem_globals();
124: my $oldfile = $env{'request.filename'};
125: $env{'request.filename'} = $uploaded;
126: $result = &Apache::lonxml::xmlparse($r,'web',$filecontents,
127: '',%mystyle);
128: &Apache::structuretags::reset_problem_globals();
129: &Apache::lonhomework::finished_parsing();
130: $env{'request.filename'} = $oldfile;
131: &Apache::lonxml::add_messages(\$result);
132: $r->print($result);
133: }
134: } else {
135: $r->print(&Apache::lonwrapper::wrapper($uploaded));
136: }
137: return OK;
138: }
139: } elsif ($external=~/\w/) {
140: unless ($allowed && $forceedit) {
141: $r->print(&Apache::lonwrapper::wrapper($external));
142: return OK;
143: }
1.90 amueller 144: }
1.42 www 145:
1.120 raeburn 146: my $crstype = &Apache::loncommon::course_type();
147:
1.46 www 148: # ------------------------------ The buck stops here: internal syllabus display
1.5 www 149: # --------------------------------------------------------- The syllabus fields
1.23 www 150: my %syllabusfields=&Apache::lonlocal::texthash(
1.5 www 151: 'aaa_instructorinfo' => 'Instructor Information',
152: 'bbb_description' => 'Course Description',
153: 'ccc_prereq' => 'Prerequisites',
1.7 www 154: 'cdc_classhours' => 'Class Hours',
1.5 www 155: 'ddd_officehours' => 'Office Hours',
156: 'eee_helproom' => 'Helproom Hours',
1.7 www 157: 'efe_projectinfo' => 'Project Information',
1.5 www 158: 'fff_examinfo' => 'Exam Information',
1.7 www 159: 'fgf_deadlines' => 'Deadlines',
1.5 www 160: 'ggg_grading' => 'Grading Information',
1.7 www 161: 'hhh_readings' => 'Readings',
162: 'iii_coursepack' => 'Coursepack',
163: 'jjj_weblinks' => 'Web Links',
1.9 www 164: 'kkk_textbook' => 'Textbook',
165: 'lll_includeurl' => 'URLs To Include in Syllabus');
1.121 ! raeburn 166: # ---------------------------------------------------------- Load syllabus info
! 167: my %syllabus=&Apache::lonnet::dump('syllabus',$cdom,$cnum);
! 168: my ($output,%displayfields,%noshow);
1.65 raeburn 169:
1.121 ! raeburn 170: # This handler might be called anonymously ...
! 171: # ----------------------------------------------------- Only if not public call
! 172: if ($allowed) {
! 173: if (($env{'form.choice'} =~ /^(template|url|file)$/) ||
! 174: ($env{'form.phase'} =~ /^(upload|check)_embedded$/)) {
! 175: my $earlyout;
! 176: ($earlyout,$uploaded,$external,$output) =
! 177: &save_changes($cnum,$cdom,$uploaded,$external,\%syllabus,
! 178: \%syllabusfields,\%courseenv);
! 179: if ($earlyout) {
! 180: if ($target ne 'tex') {
! 181: &print_header($r,$cnum,$cdom,$crstype,$allowed,$forceedit,
! 182: \%syllabus,\%syllabusfields);
! 183: $r->print($output);
! 184: }
! 185: return OK;
1.90 amueller 186: }
1.65 raeburn 187: }
188: }
1.121 ! raeburn 189: if ($target ne 'tex') {
! 190: &print_header($r,$cnum,$cdom,$crstype,$allowed,$forceedit,\%syllabus,
! 191: \%syllabusfields);
! 192: $r->print($output);
1.117 raeburn 193: }
194:
1.121 ! raeburn 195: # -------------------------------------------- Determine which fields are shown
1.117 raeburn 196:
1.121 ! raeburn 197: if ($syllabus{'uploaded.fields'}) {
! 198: if ($syllabus{'uploaded.fields'} eq 'none') {
! 199: foreach my $field (keys(%syllabusfields)) {
! 200: $displayfields{$field} = ' style="display:none;"';
! 201: $noshow{$field} = 1;
1.117 raeburn 202: }
203: } else {
1.121 ! raeburn 204: my %included;
! 205: map { $included{$_} = 1; } split(/,/,$syllabus{'uploaded.fields'});
! 206: foreach my $field (keys(%syllabusfields)) {
! 207: my ($prefix) = split(/_/,$field);
! 208: if ($included{$prefix}) {
! 209: $displayfields{$field} = ' style="display:block;"';
1.117 raeburn 210: } else {
1.121 ! raeburn 211: $displayfields{$field} = ' style="display:none;"';
! 212: $noshow{$field} = 1;
1.117 raeburn 213: }
214: }
215: }
1.121 ! raeburn 216: } else {
1.117 raeburn 217: foreach my $field (keys(%syllabusfields)) {
218: if ($syllabus{$field} ne '') {
219: $displayfields{$field} = ' style="display:block;"';
220: } else {
221: $displayfields{$field} = ' style="display:none;"';
222: }
1.90 amueller 223: }
1.4 www 224: }
1.85 bisitz 225:
1.113 raeburn 226: if ($allowed) {
227: #---------------------------------- Print External URL Syllabus Info if editing
228: if ($target ne 'tex') {
229: my $protocol = $Apache::lonnet::protocol{$homeserver};
230: $protocol = 'http' if ($protocol ne 'https');
1.119 raeburn 231: my $link = $protocol.'://'.&Apache::lonnet::hostname($homeserver).$r->uri;
232: $r->print('<div class="LC_left_float">'
233: .'<span class="LC_help_open_topic LC_info">'
234: .'<span class="LC_info">'
235: .&mt('Public link (no log-in): [_1]','<tt>'.$link.'</tt>')
236: .' </span>'.&Apache::loncommon::help_open_topic('Syllabus_ExtLink')
237: .'</span>'
1.121 ! raeburn 238: .'</div><div style="padding:0;clear:both;margin:0;border:0"></div>'."\n");
1.117 raeburn 239: my $lonhost = $r->dir_config('lonHostID');
1.121 ! raeburn 240: $r->print(&chooser($external,$uploaded,$cdom,$cnum,$lonhost,\%syllabusfields,
! 241: \%syllabus));
1.93 bisitz 242: }
1.109 bisitz 243: } else {
1.113 raeburn 244: #--------------------------------------------- Print last update unless editing
245: my $lastmod=$syllabus{'uploaded.lastmodified'};
246: $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
247: my $who;
248: if ($syllabus{'uploaded.lastmodified'}) {
249: if (($env{'user.name'} ne 'public') && ($env{'user.domain'} ne 'public')) {
250: $who = &Apache::loncommon::aboutmewrapper(
251: &Apache::loncommon::plainname($syllabus{'uploaded.name'},
252: $syllabus{'uploaded.domain'}),$syllabus{'uploaded.name'},
253: $syllabus{'uploaded.domain'});
254: } else {
255: # Public user?
256: # Only display name of user, but no link to personal information page
257: $who = &Apache::loncommon::plainname(
258: $syllabus{'uploaded.name'},
259: $syllabus{'uploaded.domain'});
260: }
261: }
262: if ($target ne 'tex') {
263: $r->print('<div class="LC_info">'.&mt('Last updated').': '.
264: $lastmod . ' '.
265: ($who ? &mt('by').' '.$who
266: : '' ) .
267: '</div>' );
268: } else {
269: $r->print('\\\\ '.&mt('Last updated').': '.$lastmod.' '.
270: ($who? &mt('by').'\\\\ '.
271: &Apache::loncommon::plainname($syllabus{'uploaded.name'},$syllabus{'uploaded.domain'})
272: :'')
273: .'\\\\');
274: }
1.109 bisitz 275: }
276:
1.113 raeburn 277: #-------------------------------------------------------------- Print Headtitle
1.90 amueller 278: if ($target ne 'tex') {
1.117 raeburn 279: my $display = 'block';
280: if ($external || $uploaded) {
281: $display = 'none';
282: }
283: $r->print('<div class="LC_Box" id="template" style="display: '.$display.'">'.
1.113 raeburn 284: '<h2 class="LC_hcell">'.$courseenv{'description'}.'</h2>');
285: if ($allowed) {
1.121 ! raeburn 286: $r->print('<div style="margin: 0; float:left;">'.
! 287: '<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>'.
! 288: '</div>');
1.113 raeburn 289: # Print Help Text if editing at right side of screen
1.121 ! raeburn 290: $r->print('<div style="margin: 0; float:right;">'.
! 291: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')).
! 292: '</div><br clear="all" />');
1.113 raeburn 293: } else {
294: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>');
295: }
1.90 amueller 296: } else {
1.91 amueller 297: $r->print('\noindent{\large\textbf{'.$courseenv{'description'}.'}}\\\\\\\\\textbf{'.
298: &Apache::lonnet::domain($cdom,'description').'}\\\\');
1.90 amueller 299: }
1.80 neumanie 300: # -------------------------------------------------------- Get course personnel
1.121 ! raeburn 301: my $hidepersonnel;
! 302: if (($syllabus{'uploaded.fields'}) &&
! 303: (($syllabus{'uploaded.fields'} eq 'none') ||
! 304: ($syllabus{'uploaded.fields'} !~ /000/))) {
! 305: $hidepersonnel = 1;
! 306: }
1.80 neumanie 307: if ($target ne 'tex') {
1.121 ! raeburn 308: if ($allowed) {
! 309: my $display = ' style="display:block;"';
! 310: if ($hidepersonnel) {
! 311: $display = ' style="display:none;"';
! 312: }
! 313: &Apache::lontemplate::print_start_template($r,&mt('Personnel'),'LC_Box',
! 314: 'box_000_showpeople',$display);
! 315: $r->print(&get_personnel($r,$target,$cdom,$cnum,$allowed));
! 316: &Apache::lontemplate::print_end_template($r);
1.91 amueller 317: } else {
1.121 ! raeburn 318: unless ($hidepersonnel) {
! 319: &Apache::lontemplate::print_start_template($r,&mt('Personnel'),'LC_Box');
! 320: $r->print(&get_personnel($r,$target,$cdom,$cnum,$allowed));
! 321: &Apache::lontemplate::print_end_template($r);
1.91 amueller 322: }
323: }
1.121 ! raeburn 324: } else {
! 325: unless ($hidepersonnel) {
! 326: $r->print(&get_personnel($r,$target,$cdom,$cnum,$allowed));
1.91 amueller 327: }
1.80 neumanie 328: }
1.79 neumanie 329: # -------------------------------------------------------------- Announcements?
330: my $day = &Apache::lonannounce::showday(time,2,
1.91 amueller 331: &Apache::lonannounce::readcalendar($cdom.'_'.$cnum));
1.121 ! raeburn 332: my $hidefeeds;
! 333: if (($syllabus{'uploaded.fields'}) &&
! 334: (($syllabus{'uploaded.fields'} eq 'none') ||
! 335: ($syllabus{'uploaded.fields'} !~ /111/))) {
! 336: $hidefeeds = 1;
! 337: }
1.80 neumanie 338: if ($target ne 'tex') {
1.91 amueller 339: if ($allowed) {
1.117 raeburn 340: my $display = ' style="display:block;"';
1.121 ! raeburn 341: if ($hidefeeds) {
1.117 raeburn 342: $display = ' style="display:none;"';
343: }
344: &Apache::lontemplate::print_start_template($r,&mt('RSS Feeds and Blogs'),'LC_Box',
1.121 ! raeburn 345: 'box_111_showrssfeeds',$display);
1.120 raeburn 346: my ($numfeeds,$hiddenfeeds,$rsslinktext);
1.121 ! raeburn 347: my $feeds=&Apache::lonrss::advertisefeeds($cnum,$cdom,$forceedit,\$numfeeds,
! 348: \$hiddenfeeds);
1.120 raeburn 349: if ($numfeeds) {
350: $r->print($feeds);
351: $rsslinktext = &mt('New RSS Feed or Blog');
352: } else {
353: my $msg = '<br />'.
354: &mt("RSS Feeds and Blogs item is not included in a student's view of the syllabus.");
355: if ($hiddenfeeds) {
356: $r->print('<p class="LC_info">'.
357: &mt('All feeds currently hidden').
358: $msg.
359: '</p>');
360: } else {
361: $r->print('<p class="LC_info">'.
362: &mt('No current feeds').
363: $msg.
364: '</p>');
365: }
366: $rsslinktext = &mt('Manage Course RSS Feeds/Blogs');
367: if ($crstype eq 'Community') {
368: $rsslinktext = &mt('Manage Communiity RSS Feeds/Blogs');
369: }
370: }
1.91 amueller 371: my $editurl= &Apache::lonnet::absolute_url().'/adm/'.$cdom.'/'.$cnum.'/_rss.html';
1.120 raeburn 372: $r->print( '<a href="'.$editurl.'">'.$rsslinktext.'</a>');
1.91 amueller 373: &Apache::lontemplate::print_end_template($r);
1.117 raeburn 374: } else {
1.121 ! raeburn 375: unless ($hidefeeds) {
1.120 raeburn 376: my $feeds = &Apache::lonrss::advertisefeeds($cnum,$cdom,$forceedit);
377: if ($feeds ne '') {
1.117 raeburn 378: &Apache::lontemplate::print_start_template($r,&mt('RSS Feeds and Blogs'),'LC_Box');
1.120 raeburn 379: $r->print($feeds);
1.117 raeburn 380: &Apache::lontemplate::print_end_template($r);
381: }
382: }
1.91 amueller 383: }
1.79 neumanie 384: } else {
1.91 amueller 385: $r->print(&Apache::lonxml::xmlparse($r,'tex',$day));
1.86 bisitz 386: }
1.79 neumanie 387: # ---------------------------------------------------------------- Get syllabus
1.86 bisitz 388: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
1.90 amueller 389: if ($allowed) {
1.121 ! raeburn 390: $r->print('<form method="post" action="">');
1.90 amueller 391: }
1.117 raeburn 392:
1.106 faziophi 393: my $url_include_handler = sub {
1.117 raeburn 394: my ($r, $field, $message, $group, $data_ref, $fields_ref, $target, $allowed, $display) = @_;
1.106 faziophi 395: my %data = %{$data_ref};
396: my %fields = %{$fields_ref};
397: my $urls=$message;
398: $message='';
399: foreach my $filelink (split(/\n/,$urls)) {
400: my $output='';
401: # embed style?
402: my ($curfext)=($filelink=~/\.([^\.]+)$/);
403: my $embstyle=&Apache::loncommon::fileembstyle($curfext);
404: if (($embstyle eq 'ssi') || ($curfext=~/\/$/)) {# make ssi call and remove everything but the body contents
405: $output=&Apache::lonnet::ssi_body($filelink);
406: } elsif ($embstyle eq 'img') {# embed as an image
407: $output='<img src="'.$filelink.'" />';
408: }
409: if ($output ne '') {
410: if ($target ne 'tex') {
411: $message.='<p>'.$output.'</p>';
412: } else {
413: $message.=' '.&Apache::lonxml::xmlparse($r,'tex','<p>'.$output.'</p>').' ';
414: }
415: }
416: }
417: if ($allowed) {
418: &Apache::lonfeedback::newline_to_br(\$urls);
419: &Apache::lontemplate::print_start_template($r,$fields{$field}.
1.117 raeburn 420: &Apache::loncommon::help_open_topic('Syllabus_URLs'),'LC_Box',
421: 'box_'.$field,$display);
1.106 faziophi 422: $r->print($urls);
423: $r->print("<br /><div>");
424: &Apache::lontemplate::print_textarea_template($r, $data{$field},
425: $field, Apache::lontemplate->RICH_TEXT_ALWAYS_OFF);
426: &Apache::lontemplate::print_saveall_template($r);
427: $r->print("</div>");
428: &Apache::lontemplate::print_end_template($r);
1.86 bisitz 429:
1.106 faziophi 430: } else {
431: $r->print($message);
432: }
433: };
434: my %custom_hash = ( 'lll_includeurl' => $url_include_handler );
1.110 raeburn 435: &Apache::lontemplate::print_template_fields($r, \%syllabus, \%syllabusfields,
1.117 raeburn 436: $target, $allowed, Apache::lontemplate->RICH_TEXT_DETECT_HTML, \%custom_hash,
1.121 ! raeburn 437: undef,\%displayfields,\%noshow);
1.90 amueller 438: if ($allowed) {
1.91 amueller 439: $r->print('</form>'.
1.110 raeburn 440: &Apache::lonhtmlcommon::htmlareaselectactive());
1.90 amueller 441: }
1.4 www 442: } else {
1.112 bisitz 443: if ($target ne 'tex') {$r->print('<p class="LC_info">');} else {$r->print('\par ');}
1.91 amueller 444: $r->print(&mt('No syllabus information provided.'));
445: if ($target ne 'tex') {$r->print('</p>');}
1.1 www 446: }
1.86 bisitz 447: if ($target ne 'tex') {
1.65 raeburn 448: if ($env{'form.backto'} eq 'coursecatalog') {
449: $r->print('<form name="backtocat" method="post" action="/adm/coursecatalog">'.
1.66 raeburn 450: &Apache::lonhtmlcommon::echo_form_input(['backto','courseid']).
1.65 raeburn 451: '</form>');
452: }
1.91 amueller 453: $r->print(&Apache::loncommon::end_page());
1.48 albertel 454: } else {
1.91 amueller 455: $r->print('\end{document}');
1.48 albertel 456: }
1.1 www 457: return OK;
1.86 bisitz 458: }
1.1 www 459:
1.121 ! raeburn 460: sub print_header {
! 461: my ($r,$cnum,$cdom,$crstype,$allowed,$forceedit,$syllabus,$syllabusfields) = @_;
! 462: return unless ((ref($syllabus) eq 'HASH') || (ref($syllabusfields) eq 'HASH'));
! 463: # ----------------------------------------------------------------- Make header
! 464: my $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
! 465: my $js;
! 466: if ($env{'form.backto'} eq 'coursecatalog') {
! 467: $js .= <<"ENDSCRIPT";
! 468:
! 469: <script type="text/javascript">
! 470: // <![CDATA[
! 471:
! 472: function ToCatalog(caller) {
! 473: numidx = getIndexByName('coursenum');
! 474: if (numidx > -1) {
! 475: if (caller != 'details') {
! 476: document.backtocat.elements[numidx].value = '';
! 477: }
! 478: }
! 479: document.backtocat.submit();
! 480: }
! 481:
! 482: function getIndexByName(item) {
! 483: for (var i=0;i<document.backtocat.elements.length;i++) {
! 484: if (document.backtocat.elements[i].name == item) {
! 485: return i;
! 486: }
! 487: }
! 488: return -1;
! 489: }
! 490:
! 491: // ]]>
! 492: </script>
! 493:
! 494: ENDSCRIPT
! 495: }
! 496: if ($allowed && $forceedit) {
! 497: my $check_uncheck = &Apache::loncommon::check_uncheck_jscript();
! 498: my @fieldnames = sort(keys(%{$syllabusfields}));
! 499: unshift(@fieldnames,'000_showpeople','111_showrssfeeds');
! 500: my (@checked,@unchecked);
! 501: if ($syllabus->{'uploaded.fields'} eq 'none') {
! 502: my $lastidx = scalar(@fieldnames)-1;
! 503: @unchecked = (0..$lastidx);
! 504: } elsif ($syllabus->{'uploaded.fields'}) {
! 505: my %included;
! 506: map { $included{$_} = 1; } split(/,/,$syllabus->{'uploaded.fields'});
! 507: for (my $i=0; $i<@fieldnames; $i++) {
! 508: my ($prefix) = split(/_/,$fieldnames[$i]);
! 509: if ($included{$prefix}) {
! 510: push(@checked,$i);
! 511: } else {
! 512: push(@unchecked,$i);
! 513: }
! 514: }
! 515: } else {
! 516: @checked = (0,1);
! 517: for (my $i=2; $i<@fieldnames; $i++) {
! 518: if ($syllabus->{$fieldnames[$i]}) {
! 519: push(@checked,$i);
! 520: } else {
! 521: push(@unchecked,$i);
! 522: }
! 523: }
! 524: }
! 525: my $fieldstr = "var fields = new Array('".join("','",@fieldnames)."');";
! 526: my $checkedstr = "var include = new Array('".join("','",@checked)."');";
! 527: my $uncheckedstr = "var exclude = new Array('".join("','",@unchecked)."');";
! 528: my $invurl = &mt('Invalid URL');
! 529: my $urlregexp = <<'ENDREGEXP';
! 530: /^([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
! 531: ENDREGEXP
! 532:
! 533: $js .= <<"ENDSCRIPT";
! 534:
! 535: <script type="text/javascript">
! 536: // <![CDATA[
! 537:
! 538: function toggleEditor(pick) {
! 539: var choices = new Array('template','url','file','templatebox');
! 540: for (var i=0; i<choices.length; i++) {
! 541: if (((choices[i] == 'templatebox') && (pick == 'template')) ||
! 542: (choices[i] == pick)) {
! 543: document.getElementById(choices[i]).style.display='block';
! 544: } else {
! 545: document.getElementById(choices[i]).style.display='none';
! 546: }
! 547: }
! 548: return;
! 549: }
! 550:
! 551: var regexp = $urlregexp;
! 552:
! 553: function extUrlPreview(caller) {
! 554: if (document.getElementById(caller)) {
! 555: var url = document.getElementById(caller).value;
! 556: if (regexp.test(url)) {
! 557: openMyModal(url,500,400,'yes');
! 558: } else {
! 559: alert("$invurl");
! 560: }
! 561: }
! 562: }
! 563:
! 564: function toggleBox(name,caller) {
! 565: if (name == 'all') {
! 566: if (document.syllabus.showfield.length > 0) {
! 567: for (var i=0; i<document.syllabus.showfield.length; i++) {
! 568: if (document.syllabus.showfield[i].checked) {
! 569: if (document.getElementById('box_'+document.syllabus.showfield[i].value)) {
! 570: document.getElementById('box_'+document.syllabus.showfield[i].value).style.display='block';
! 571: }
! 572: } else {
! 573: if (document.getElementById('box_'+document.syllabus.showfield[i].value)) {
! 574: document.getElementById('box_'+document.syllabus.showfield[i].value).style.display='none';
! 575: }
! 576: }
! 577: }
! 578: }
! 579: } else {
! 580: if (caller.checked) {
! 581: if (document.getElementById('box_'+caller.value)) {
! 582: document.getElementById('box_'+caller.value).style.display='block';
! 583: }
! 584: } else {
! 585: if (document.getElementById('box_'+caller.value)) {
! 586: document.getElementById('box_'+caller.value).style.display='none';
! 587: }
! 588: }
! 589: }
! 590: return;
! 591: }
! 592:
! 593: function setTemplateBoxes() {
! 594: $fieldstr
! 595: $checkedstr
! 596: $uncheckedstr
! 597: if (include.length > 0) {
! 598: for (var i=0; i<include.length; i++) {
! 599: if (document.getElementById('showfield_'+include[i])) {
! 600: document.getElementById('showfield_'+include[i]).checked = true;
! 601: if (document.getElementById('box_'+fields[include[i]])) {
! 602: document.getElementById('box_'+fields[include[i]]).style.display='block';
! 603: }
! 604: }
! 605: }
! 606: }
! 607: if (exclude.length > 0) {
! 608: for (var i=0; i<exclude.length; i++) {
! 609: if (document.getElementById('showfield_'+exclude[i])) {
! 610: document.getElementById('showfield_'+exclude[i]).checked = false;
! 611: if (document.getElementById('box_'+fields[exclude[i]])) {
! 612: document.getElementById('box_'+fields[exclude[i]]).style.display='none';
! 613: }
! 614: }
! 615: }
! 616: }
! 617: return;
! 618: }
! 619:
! 620: $check_uncheck
! 621:
! 622: // ]]>
! 623: </script>
! 624:
! 625: ENDSCRIPT
! 626: }
! 627: my $args = {'function' => undef,
! 628: 'domain' => $cdom};
! 629: my $forcereg;
! 630: if ($env{'form.register'}) {
! 631: $forcereg = 1;
! 632: $args->{'force_register'} = $forcereg;
! 633: }
! 634: if ($env{'form.backto'} eq 'coursecatalog') {
! 635: &Apache::lonhtmlcommon::clear_breadcrumbs();
! 636: my $brcrum = [{href=>"javascript:ToCatalog();",
! 637: text=>&mt('Course/Community Catalog'),
! 638: no_mt=>1}
! 639: ];
! 640: if ($env{'form.coursenum'} ne '') {
! 641: push(@{$brcrum},
! 642: {href=>"javascript:ToCatalog('details')",
! 643: text=>"Course details"});
! 644: }
! 645: push(@{$brcrum},
! 646: {href=>$r->uri,
! 647: text=>"Course syllabus"});
! 648: $args->{'bread_crumbs'} = $brcrum;
! 649: } elsif ($env{'form.folderpath'} =~ /^supplemental/) {
! 650: my $title = $env{'form.title'};
! 651: if ($title eq '') {
! 652: $title = &mt('Syllabus');
! 653: }
! 654: my $brcrum =
! 655: &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1);
! 656: if (ref($brcrum) eq 'ARRAY') {
! 657: $args->{'bread_crumbs'} = $brcrum;
! 658: }
! 659: } else {
! 660: if ((&Apache::lonnet::is_on_map("public/$cdom/$cnum/syllabus"))
! 661: && (($env{'form.symb'}) || ($env{'form.register'}))) {
! 662: &Apache::lonhtmlcommon::clear_breadcrumbs();
! 663: } else {
! 664: $args->{'bread_crumbs'} = [
! 665: {'href' => "/public/$cdom/$cnum/syllabus",
! 666: 'text' => 'Syllabus'},
! 667: ];
! 668: }
! 669: }
! 670: if ($allowed) {
! 671: my %loaditem = (
! 672: onload => 'setTemplateBoxes();',
! 673: );
! 674: $args->{'add_entries'} = \%loaditem;
! 675: }
! 676: my $start_page =
! 677: &Apache::loncommon::start_page("Syllabus", $rss_link.$js,$args);
! 678: $r->print($start_page);
! 679: }
! 680:
1.117 raeburn 681: sub chooser {
1.118 raeburn 682: my ($external,$uploaded,$cdom,$cnum,$lonhost,$fields,$values) = @_;
1.117 raeburn 683: my %lt = &Apache::lonlocal::texthash(
684: 'type' => 'Syllabus Type',
685: 'url' => 'External URL',
686: 'file' => 'Uploaded File',
687: 'template' => 'Syllabus Template',
688: 'templateboxes' => 'Choose template items ... ',
689: 'curr' => 'Current:',
690: 'rep' => 'Replace:',
691: 'upl' => 'Upload:',
692: 'pr' => 'Preview',
693: 'save' => 'Save',
694: 'chourl' => 'Choose external URL',
695: 'chofile' => 'Uploaded syllabus file',
696: 'parse' => 'Upload embedded images/multimedia files if HTML file',
697: );
698: my %checked = (
699: file => '',
700: url => '',
701: template => '',
702: );
703: my %display = (
704: file => 'none',
705: url => 'none',
706: templatebox => 'none',
707: );
708: my $check = ' checked="checked" ';
709: if ($uploaded) {
710: $checked{'file'} = $check;
711: $display{'file'} = 'block';
712: } elsif ($external) {
713: $checked{'url'} = $check;
714: $display{'url'} = 'block';
715: } else {
716: $checked{'template'} = $check;
717: $checked{'templatebox'} = $check;
718: $display{'templatebox'} = 'block';
719: }
720:
721: my $output =
722: '<form name="syllabus" method="post" enctype="multipart/form-data" action="">'."\n".
723: '<input type="hidden" name="forceedit" value="1" />'."\n".
724: '<div class="LC_left_float"><fieldset><legend>'.$lt{'type'}.'</legend>';
725: foreach my $item ('template','url','file') {
726: $output .= '<label><input type="radio" name="choice" value="'.$item.'" '.$checked{$item}.' onclick="toggleEditor('."'$item'".')" />'.
727: $lt{$item}.'</label><br />';
728: }
729: $output .= '</fieldset></div>'."\n".
730: '<div id="url" class="LC_left_float" style="display: '.$display{'url'}.'">'."\n".
731: '<fieldset><legend>'.$lt{'chourl'}.'</legend><span class="LC_nobreak">'."\n".
732: '<a href="javascript:extUrlPreview('."'syllabusurl'".');">'.$lt{'pr'}.'</a></span> '."\n".
733: '<input type="text" id="syllabusurl" name="externalsyllabus" value="'.$external.'" size="55" />'."\n".
734: ' <input type="submit" name="storeurl" value="'.$lt{'save'}.'" />'."\n".
735: '</fieldset></div>'."\n".
736: '<div id="file" class="LC_left_float" style="display: '.$display{'file'}.'"><fieldset><legend>'.$lt{'file'}.'</legend>';
737: if ($uploaded) {
738: my $protocol = $Apache::lonnet::protocol{$lonhost};
739: $protocol = 'http' if ($protocol ne 'https');
740: my $absurl = $protocol.'://'.&Apache::lonnet::hostname($lonhost).$uploaded;
741: my ($filename) = ($uploaded =~ m{([^/]+)$});
1.118 raeburn 742: my $file=&Apache::lonnet::filelocation("",$uploaded);
743: my $depbutton;
744: if ($file =~ /\.html?$/) {
745: my $filecontents=&Apache::lonnet::getfile($file);
746: unless ($filecontents eq -1) {
747: my $mm = new File::MMagic;
748: my $mimetype = $mm->checktype_contents($filecontents);
749: if ($mimetype eq 'text/html') {
750: my (%codebase,%allfiles);
751: my $parse_result = &Apache::lonnet::extract_embedded_items($uploaded,\%allfiles,
752: \%codebase,\$filecontents);
753: my $actionurl = "/public/$cdom/$cnum/syllabus";
754: my ($ignore,$num,$numpathchanges,$existing,$mapping) =
755: &Apache::loncommon::ask_for_embedded_content($actionurl,undef,\%allfiles,
756: \%codebase,
757: {'context' => 'rewrites',
758: 'ignore_remote_references' => 1,});
759: if (keys(%allfiles)) {
760: $depbutton = (' ' x 3).
761: &editfile_button().
762: &editbutton_js($uploaded);
763: }
764: }
765: }
766: }
767:
1.117 raeburn 768: $output .= '<span class="LC_nobreak">'.$lt{'curr'}.' '.
769: '<input type="hidden" name="uploadedfile" value="'.&HTML::Entities::encode($absurl).'?inhibitmenu=yes" id="currfile" />'.
1.118 raeburn 770: '<a href="javascript:extUrlPreview('."'currfile'".');">'.$filename.'</a></span>'.$depbutton.
771: '<br /><br />'.$lt{'rep'};
1.117 raeburn 772: } else {
773: $output .= $lt{'upl'};
774: }
775:
776: $output .= '<br />'."\n".
777: '<span class="LC_nobreak">'.
778: '<input type="file" name="syllabusfile" size="55" />'."\n".
779: ' <input type="submit" name="storefile" value="'.$lt{'save'}.'" />'.
780: '</span><br />'.
781: '<label>'.
782: '<input type="checkbox" name="parserflag" checked="checked" />'.
783: $lt{'parse'}.
784: '</label>'.
785: '</fieldset></div>'.
786: '<div id="templatebox" class="LC_left_float" style="display: '.
787: $display{'templatebox'}.';"><fieldset><legend>'.$lt{'templateboxes'}.
788: ' <input type="button" value="'.&mt('check all').'" '.
789: 'onclick="javascript:checkAll('."document.syllabus.showfield".');javascript:toggleBox('."'all'".');" />'.
790: (' 'x2).
791: '<input type="button" value="'.&mt('uncheck all').'" '.
792: 'onclick="javascript:uncheckAll('."document.syllabus.showfield".');javascript:toggleBox('."'all'".');" />'.
793: '</legend>'.
794: &fields_check_uncheck($fields,$values).
1.121 ! raeburn 795: '</fieldset><br />'.
! 796: '<input type="submit" name="storesyl" value="'.&mt('Save All').'" />'.
1.117 raeburn 797: '</div>';
1.121 ! raeburn 798: $output .= '<div style="padding:0;clear:both;margin:0;border:0"></div>';
1.117 raeburn 799: return $output;
800: }
801:
802: sub fields_check_uncheck {
803: my ($fields,$values) = @_;
804: return unless ((ref($fields) eq 'HASH') && (ref($values) eq 'HASH'));
805: my $numinrow = 4;
806: my $table;
807: my @fieldnames = sort(keys(%{$fields}));
1.121 ! raeburn 808: unshift(@fieldnames,'000_showpeople','111_showrssfeeds');
1.117 raeburn 809: my $numfields = scalar(@fieldnames);
1.121 ! raeburn 810: my %included;
! 811: if (($values->{'uploaded.fields'}) && ($values->{'uploaded.fields'} ne 'none')) {
! 812: map { $included{$_} = 1; } split(/,/,$values->{'uploaded.fields'});
! 813: }
1.117 raeburn 814: for (my $i=0; $i<$numfields; $i++) {
1.121 ! raeburn 815: my ($name,$checked);
! 816: if ($fieldnames[$i] eq '000_showpeople') {
! 817: $name = &mt('Personnel');
! 818: } elsif ($fieldnames[$i] eq '111_showrssfeeds') {
1.117 raeburn 819: $name = &mt('RSS Feeds and Blogs');
1.121 ! raeburn 820: } else {
! 821: $name = $fields->{$fieldnames[$i]};
! 822: }
! 823: if ($values->{'uploaded.fields'}) {
! 824: unless ($values->{'uploaded.fields'} eq 'none') {
! 825: my ($prefix) = split(/_/,$fieldnames[$i]);
! 826: if ($included{$prefix}) {
! 827: $checked = ' checked="checked"';
! 828: }
! 829: }
! 830: } else {
! 831: if ($fieldnames[$i] eq '000_showpeople') {
! 832: $checked = ' checked="checked"';
! 833: } elsif ($fieldnames[$i] eq '111_showrssfeeds') {
1.117 raeburn 834: $checked = ' checked="checked"';
1.121 ! raeburn 835: } else {
! 836: if ($values->{$fieldnames[$i]} ne '') {
! 837: $checked = ' checked="checked"';
! 838: }
1.117 raeburn 839: }
840: }
841: my $rem = $i%($numinrow);
842: if ($rem == 0) {
1.121 ! raeburn 843: if (($i > 0) && ($i < $numfields)) {
1.117 raeburn 844: $table .= '</tr>';
845: }
1.121 ! raeburn 846: if ($i < $numfields) {
1.117 raeburn 847: $table .= '<tr>';
848: }
849: }
1.121 ! raeburn 850: if ($i == $numfields-1) {
! 851: my $rem = $numfields%($numinrow);
! 852: my $colsleft = $numinrow - $rem;
! 853: if ($colsleft > 1) {
! 854: $table .= '<td colspan="'.$colsleft.'">';
! 855: } else {
! 856: $table .= '</td>';
! 857: }
! 858: } else {
! 859: $table .= '<td>';
! 860: }
1.117 raeburn 861: $table .=
1.121 ! raeburn 862: '<label><input type="checkbox" name="showfield" value="'.$fieldnames[$i].'" '.
1.117 raeburn 863: $checked.' id="showfield_'.$i.'" onclick="javascript:toggleBox('."'$fieldnames[$i]',this".');" />'.
864: $name.'</label></td>'."\n";
865: }
866: if ($table ne '') {
867: my $rem = $numfields%($numinrow);
868: my $colsleft = $numinrow - $rem;
869: if ($colsleft > 1 ) {
870: $table .= '<td colspan="'.$colsleft.'"> </td>';
871: } elsif ($colsleft == 1) {
872: $table .= '<td> </td>';
873: }
874: $table = '<table>'.$table.'</tr></table>';
875: }
876: return $table;
877: }
878:
1.121 ! raeburn 879: sub get_personnel {
! 880: my ($r,$target,$cdom,$cnum,$allowed) = @_;
! 881: my $output;
! 882: my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
! 883: if ($target ne 'tex') {
! 884: $r->print(&Apache::lonhtmlcommon::start_pick_box());
! 885: } else {
! 886: $r->print('\begin{tabular}{|p{0.45\textwidth}|p{0.45\textwidth}|}\hline');
! 887: }
! 888: my @personnel=sort(keys(%coursepersonnel));
! 889: my $lastpers=$personnel[$#personnel];
! 890: foreach my $element (@personnel) {
! 891: if ($target ne 'tex') {
! 892: $r->print(&Apache::lonhtmlcommon::row_title($element));
! 893: } else {
! 894: $r->print(' '.&Apache::lonxml::xmlparse($r,'tex',$element).' & ');
! 895: }
! 896: my @coursepersonlist;
! 897: foreach my $user (split(/\,/,$coursepersonnel{$element})) {
! 898: my ($puname,$pudom)=split(/\:/,$user);
! 899: if ($target ne 'tex') {
! 900: my $courseperson = &Apache::loncommon::plainname($puname,$pudom);
! 901: if (($env{'user.name'} eq '') || ($env{'user.name'} eq 'public') ||
! 902: ($env{'user.domain'} eq '') || ($env{'user.domain'} eq 'public')) {
! 903: push(@coursepersonlist,$courseperson);
! 904: } else {
! 905: push(@coursepersonlist,&Apache::loncommon::aboutmewrapper($courseperson,
! 906: $puname,$pudom));
! 907: }
! 908: } else {
! 909: push(@coursepersonlist,&Apache::loncommon::plainname($puname,
! 910: $pudom).' ');
! 911: }
! 912: }
! 913: $r->print(join(", ",@coursepersonlist));
! 914: if ($target ne 'tex') {
! 915: my $lastclose=$element eq $lastpers?1:0;
! 916: $r->print(&Apache::lonhtmlcommon::row_closure($lastclose));
! 917: } else {
! 918: $r->print('\\\\ \hline');
! 919: }
! 920: }
! 921: if ($target ne 'tex') {
! 922: $r->print(&Apache::lonhtmlcommon::end_pick_box());
! 923: } else {
! 924: $r->print('\end{tabular}\\\\');
! 925: }
! 926: return;
! 927: }
! 928:
! 929: sub save_changes {
! 930: my ($cnum,$cdom,$uploaded,$external,$syllabus,$syllabusfields,$courseenv) = @_;
! 931: my ($earlyout,$output);
! 932: unless ((ref($syllabus) eq 'HASH') && (ref($syllabusfields) eq 'HASH')) {
! 933: return ($earlyout,$uploaded,$external,$output);
! 934: }
! 935: #store what the user typed in to the template
! 936: if ($env{'form.choice'} eq 'template') {
! 937: my @shown = &Apache::loncommon::get_env_multiple('form.showfield');
! 938: $syllabus->{'uploaded.fields'} = '';
! 939: if (@shown == 0) {
! 940: $syllabus->{'uploaded.fields'} = 'none';
! 941: } else {
! 942: foreach my $field (sort(@shown)) {
! 943: if (($field eq '000_showpeople') ||
! 944: ($field eq '111_showrssfeeds') ||
! 945: ($syllabusfields->{$field})) {
! 946: my ($prefix) = split(/_/,$field);
! 947: $syllabus->{'uploaded.fields'} .= $prefix.',';
! 948: }
! 949: }
! 950: $syllabus->{'uploaded.fields'} =~ s/,$//;
! 951: }
! 952: foreach my $syl_field (keys(%{$syllabusfields})) {
! 953: my $field=$env{'form.'.$syl_field};
! 954: chomp($field);
! 955: $field=~s/\s+$//s;
! 956: $field=~s/^\s+//s;
! 957: $field=~s/\<br\s*\/*\>$//s;
! 958: $field=&Apache::lonfeedback::clear_out_html($field,1);
! 959: #here it will be stored
! 960: $syllabus->{$syl_field}=$field;
! 961: if ($syl_field eq 'lll_includeurl') { # clean up included URLs
! 962: my $field='';
! 963: foreach my $value (split(/\n/,$syllabus->{$syl_field})) {
! 964: my $url=$value;
! 965: # get rid of leading and trailing spaces
! 966: $url=~s/^\s+//;
! 967: $url=~s/\s+$//;
! 968: if ($url=~m|^https?\://([^/]+)/(.+)$|) {
! 969: my $host = $1;
! 970: my $remainder=$2;
! 971: # remove the hostname from internal URLs
! 972: my $hostname = &Apache::lonnet::hostname($host);
! 973: my %all_hostnames = &Apache::lonnet::all_hostnames();
! 974: foreach my $possible_host (keys(%all_hostnames)) {
! 975: if ($possible_host =~ /\Q$hostname\E/i) {
! 976: $url=$remainder;
! 977: }
! 978: }
! 979: }
! 980: # norm internal URLs
! 981: unless ($url=~/^https?\:/) {
! 982: $url=&Apache::lonnet::clutter($url);
! 983: }
! 984: # re-assemble field
! 985: if ($url) {
! 986: $field.=$url."\n";
! 987: }
! 988: }
! 989: $syllabus->{$syl_field}=$field;
! 990: }
! 991: }
! 992: my $now = time;
! 993: $syllabus->{'uploaded.domain'}=$env{'user.domain'};
! 994: $syllabus->{'uploaded.name'}=$env{'user.name'};
! 995: $syllabus->{'uploaded.lastmodified'} = $now;
! 996: my $putres = &Apache::lonnet::put('syllabus',$syllabus,$cdom,$cnum);
! 997: if ($putres eq 'ok') {
! 998: my %storehash;
! 999: if ($courseenv->{'uploadedsyllabus'}) {
! 1000: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.uploadedsyllabus');
! 1001: $storehash{'uploadedsyllabus'} = '';
! 1002: }
! 1003: if ($courseenv->{'externalsyllabus'}) {
! 1004: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.externalsyllabus');
! 1005: $storehash{'externalsyllabus'} = '';
! 1006: }
! 1007: $storehash{'updatedsyllabus'} = $now;
! 1008: &Apache::lonnet::put('environment',\%storehash,$cdom,$cnum);
! 1009: &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.updatedsyllabus' => $now});
! 1010: if ($courseenv->{'externalsyllabus'} || $courseenv->{'uploadedsyllabus'}) {
! 1011: undef($uploaded);
! 1012: undef($external);
! 1013: }
! 1014: $output = '<div>'.
! 1015: &Apache::lonhtmlcommon::confirm_success(&mt('Template saved.')).
! 1016: '</div>';
! 1017: } else {
! 1018: $output = '<div class="LC_error">'.
! 1019: &mt('An error occurred storing the template: [_1]',$putres).
! 1020: '</div>';
! 1021: }
! 1022: } elsif ($env{'form.choice'} eq 'url') {
! 1023: if ($env{'form.externalsyllabus'} =~ m{^https?://}) {
! 1024: if ($env{'form.externalsyllabus'} eq $external) {
! 1025: $output = '<div class="LC_info">'.
! 1026: &mt('External URL unchanged.').
! 1027: '</div>';
! 1028: if ($uploaded) {
! 1029: my $prefix;
! 1030: my $home=&Apache::lonnet::homeserver($cnum,$cdom);
! 1031: if ($home ne 'no_host') {
! 1032: my $protocol = $Apache::lonnet::protocol{$home};
! 1033: $protocol = 'http' if ($protocol ne 'https');
! 1034: $prefix = $protocol.'://'.&Apache::lonnet::hostname($home);
! 1035: }
! 1036: unless ($external =~ m{^\Q$prefix/uploaded/$cdom/$cnum/portfolio/syllabus\E}) {
! 1037: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.uploadedsyllabus');
! 1038: &Apache::lonnet::put('environment',{uploadedsyllabus => ''},
! 1039: $cdom,$cnum);
! 1040: undef($uploaded);
! 1041: $earlyout = 1;
! 1042: }
! 1043: }
! 1044: } else {
! 1045: $external=$env{'form.externalsyllabus'};
! 1046: $external =~ s/(`)//g;
! 1047: my $putres =
! 1048: &Apache::lonnet::put('environment',{externalsyllabus=>$external},
! 1049: $cdom,$cnum);
! 1050: if ($putres eq 'ok') {
! 1051: &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.externalsyllabus' => $external});
! 1052: $output = '<div>'.
! 1053: &Apache::lonhtmlcommon::confirm_success(&mt('External URL saved.')).
! 1054: '</div>';
! 1055: if ($uploaded) {
! 1056: my $prefix;
! 1057: my $home=&Apache::lonnet::homeserver($cnum,$cdom);
! 1058: if ($home ne 'no_host') {
! 1059: my $protocol = $Apache::lonnet::protocol{$home};
! 1060: $protocol = 'http' if ($protocol ne 'https');
! 1061: $prefix = $protocol.'://'.&Apache::lonnet::hostname($home);
! 1062: }
! 1063: unless ($external =~ m{^\Q$prefix/uploaded/$cdom/$cnum/portfolio/syllabus\E}) {
! 1064: &Apache::lonnet::delenv('course.'.$env{'request.course.id'}.'.uploadedsyllabus');
! 1065: &Apache::lonnet::put('environment',{uploadedsyllabus => ''},
! 1066: $cdom,$cnum);
! 1067: undef($uploaded);
! 1068: }
! 1069: }
! 1070: } else {
! 1071: $output = '<div class="LC_error">'.
! 1072: &mt('An error occurred storing the external URL: [_1]',$putres).
! 1073: '</div>';
! 1074: }
! 1075: }
! 1076: } else {
! 1077: $output = '<div class="LC_error">'.
! 1078: &mt('External URL not saved -- invalid URL.').
! 1079: '</div>';
! 1080: }
! 1081: } elsif ($env{'form.choice'} eq 'file') {
! 1082: # Process file upload - phase one - upload and parse primary file.
! 1083: my %allfiles = ();
! 1084: my %codebase = ();
! 1085: my ($upload_result,$uploadphase);
! 1086: if ($env{'form.syllabusfile.filename'}) {
! 1087: my ($url,$needlink) = &process_upload(\$output,$cnum,$cdom,
! 1088: \%allfiles,\%codebase);
! 1089: if ($url =~ m{^/uploaded/\Q$cdom\E/\Q$cnum\E.*/[^/]+$}) {
! 1090: my $exturl;
! 1091: my $home=&Apache::lonnet::homeserver($cnum,$cdom);
! 1092: if ($home ne 'no_host') {
! 1093: my $protocol = $Apache::lonnet::protocol{$home};
! 1094: $protocol = 'http' if ($protocol ne 'https');
! 1095: $exturl = $protocol.'://'.&Apache::lonnet::hostname($home).$url;
! 1096: }
! 1097: my %storehash = (
! 1098: uploadedsyllabus => $url,
! 1099: );
! 1100: if ($exturl) {
! 1101: $storehash{'externalsyllabus'} = $exturl;
! 1102: if ($exturl =~ /\.(html?|txt|js|css)$/) {
! 1103: $exturl .= '?inhibitmenu=yes';
! 1104: }
! 1105: } else {
! 1106: $storehash{'externalsyllabus'} = '',
! 1107: }
! 1108: my $putres =
! 1109: &Apache::lonnet::put('environment',\%storehash,$cdom,$cnum);
! 1110: if ($putres eq 'ok') {
! 1111: &Apache::lonnet::make_public_indefinitely($url);
! 1112: foreach my $key (keys(%storehash)) {
! 1113: &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.'.$key => $storehash{$key}});
! 1114: }
! 1115: $uploaded = $url;
! 1116: if ($needlink) {
! 1117: $output .= &return_to_editor($cdom,$cnum).
! 1118: &Apache::loncommon::end_page();
! 1119: $earlyout = 1;
! 1120: }
! 1121: }
! 1122: }
! 1123: }
! 1124: } elsif ($env{'form.phase'} eq 'upload_embedded') {
! 1125: # Process file upload - phase two - upload embedded objects
! 1126: my $uploadphase = 'check_embedded';
! 1127: my $primaryurl = &HTML::Entities::encode($env{'form.primaryurl'},'<>&"');
! 1128: my $state = &embedded_form_elems($uploadphase,$primaryurl);
! 1129: my $url_root = '/uploaded/'.$cdom.'/'.$cnum;
! 1130: my $actionurl = "/public/$cdom/$cnum/syllabus";
! 1131: my ($result,$flag,$numpathchgs) =
! 1132: &Apache::loncommon::upload_embedded('syllabus','portfolio/syllabus',
! 1133: $cnum,$cdom,'/userfiles',$url_root,undef,undef,undef,$state,
! 1134: $actionurl);
! 1135: unless ($numpathchgs) {
! 1136: my $modres =
! 1137: &Apache::loncommon::modify_html_refs('syllabus','portfolio/syllabus',
! 1138: $cnum,$cdom,
! 1139: '/userfiles',$env{'form.primaryurl'});
! 1140: $result .= $modres;
! 1141: }
! 1142: $output = $result.&return_to_editor($cdom,$cnum).
! 1143: &Apache::loncommon::end_page();
! 1144: $earlyout = 1;
! 1145: } elsif ($env{'form.phase'} eq 'check_embedded') {
! 1146: # Process file upload - phase three - modify references in HTML file
! 1147: my $uploadphase = 'modified_orightml';
! 1148: my $result =
! 1149: &Apache::loncommon::modify_html_refs('syllabus','portfolio/syllabus',
! 1150: $cnum,$cdom,
! 1151: '/userfiles',$env{'form.primaryurl'});
! 1152: $output = $result.&return_to_editor($cdom,$cnum).
! 1153: &Apache::loncommon::end_page();
! 1154: $earlyout = 1;
! 1155: }
! 1156: return ($earlyout,$uploaded,$external,$output);
! 1157: }
! 1158:
1.117 raeburn 1159: sub process_upload {
1160: my ($upload_output,$cnum,$cdom,$allfiles,$codebase) = @_;
1161: my ($parseaction,$showupload,$mimetype);
1162: my $dest = 'portfolio/syllabus';
1163: if ($env{'form.parserflag'}) {
1164: $parseaction = 'parse';
1165: }
1166: my $url=&Apache::lonnet::userfileupload('syllabusfile','syllabus',$dest,
1167: $parseaction,$allfiles,
1168: $codebase,undef,undef,undef,undef,
1169: undef,undef,\$mimetype);
1170: if ($url =~ m{^/uploaded/\Q$cdom\E/\Q$cnum\E.*/([^/]+)$}) {
1171: my $stored = $1;
1172: $showupload = '<p>'.&mt('Uploaded [_1]',
1173: '<span class="LC_filename">'.$stored.'</span>').
1174: '</p>';
1175: } else {
1176: my ($filename) = ($env{'form.syllabusfile.filename'} =~ m{([^/]+)$});
1177: $$upload_output = '<div class="LC_error" id="uploadfileresult">'.
1178: &mt('Unable to save file [_1].',
1179: '<span class="LC_filename">'.$filename.'</span>').
1180: '</div>';
1181: return ();
1182: }
1183: my $needlink;
1184: if (($parseaction eq 'parse') && ($mimetype eq 'text/html')) {
1185: $$upload_output = $showupload;
1186: my $total_embedded = scalar(keys(%{$allfiles}));
1187: if ($total_embedded > 0) {
1188: my $uploadphase = 'upload_embedded';
1189: my $primaryurl = &HTML::Entities::encode($url,'<>&"');
1190: my $state = &embedded_form_elems($uploadphase,$primaryurl);
1191: my $actionurl = "/public/$cdom/$cnum/syllabus";
1192: my ($embedded,$num,$numpathchanges,$existing);
1193: ($embedded,$num,$numpathchanges,$existing) =
1194: &Apache::loncommon::ask_for_embedded_content($actionurl,$state,
1195: $allfiles,$codebase,
1196: {'error_on_invalid_names' => 1,
1197: 'ignore_remote_references' => 1,});
1198: if ($embedded) {
1199: $needlink = 1;
1200: if ($num) {
1201: $$upload_output .=
1202: '<p>'.&mt('This file contains embedded multimedia objects, which need to be uploaded.').'</p>'.$embedded;
1203: } elsif ($numpathchanges) {
1204: $$upload_output .= $embedded;
1205: } else {
1206: $$upload_output .= $embedded;
1207: &Apache::loncommon::modify_html_refs('syllabus','portfolio/syllabus',
1208: $cnum,$cdom,'/userfiles',$url);
1209: }
1210: } else {
1211: $$upload_output .= &mt('Embedded item(s) already present, so no additional upload(s) required').'<br />';
1212: &Apache::loncommon::modify_html_refs('syllabus','portfolio/syllabus',
1213: $cnum,$cdom,'/userfiles',$url);
1214:
1215: }
1216: } else {
1217: $$upload_output .= &mt('No embedded items identified').'<br />';
1218: }
1219: $$upload_output = '<div id="uploadfileresult">'.$$upload_output.'</div>';
1220: }
1221: return ($url,$needlink);
1222: }
1223:
1224: sub embedded_form_elems {
1225: my ($phase,$primaryurl) = @_;
1226: return <<STATE;
1227: <input type="hidden" name="forceedit" value="1" />
1228: <input type="hidden" name="cmd" value="upload_embedded" />
1229: <input type="hidden" name="phase" value="$phase" />
1230: <input type="hidden" name="primaryurl" value="$primaryurl" />
1231: STATE
1232: }
1233:
1234: sub return_to_editor {
1235: my ($cdom,$cnum) = @_;
1236: my $actionurl = "/public/$cdom/$cnum/syllabus";
1237: return '<p><form name="backtoeditor" method="post" action="'.$actionurl.'" />'.
1238: '<input type="hidden" name="forceedit" value="1" />'."\n".
1239: '<a href="javascript:document.backtoeditor.submit();">'.&mt('Return to Editor').
1240: '</a></p>';
1241: }
1242:
1.118 raeburn 1243: sub editfile_button {
1244: my $buttontext=&mt('Edit');
1245: return <<"END";
1246: <input type="button" value="$buttontext" onclick="javascript:gotoeditor();" />
1247: END
1248: }
1249:
1250: sub editbutton_js {
1251: my ($url) = @_;
1252: return <<ENDJS;
1253: <script type="text/javascript">
1254: // <![CDATA[
1255: function gotoeditor() {
1256: document.location.href = '$url?forceedit=1';
1257: }
1258: // ]]>
1259: </script>
1260: ENDJS
1261: }
1262:
1.1 www 1263: 1;
1264: __END__
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