1: # The LearningOnline Network
2: # RSS Feeder
3: #
4: # $Id: lonrss.pm,v 1.33 2007/01/18 19:02:00 www 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::lonrss;
30:
31: use strict;
32: use LONCAPA;
33: use Apache::Constants qw(:common);
34: use Apache::loncommon;
35: use Apache::lonnet;
36: use Apache::lontexconvert;
37: use Apache::lonlocal;
38: use Apache::lonhtmlcommon;
39: use Apache::inputtags();
40:
41: sub filterfeedname {
42: my $filename=shift;
43: $filename=~s/(\_rss\.html|\.rss)$//;
44: $filename=~s/\W//g;
45: $filename=~s/\_rssfeed$//;
46: $filename=~s/^nohist\_//;
47: return $filename;
48: }
49:
50: sub feedname {
51: return 'nohist_'.&filterfeedname(shift).'_rssfeed';
52: }
53:
54: sub displayfeedname {
55: my ($rawname,$uname,$udom)=@_;
56: my $filterfilename=&filterfeedname($rawname);
57: # do we have a stored name?
58: my %stored=&Apache::lonnet::get('nohist_all_rss_feeds',[$filterfilename,'feed_display_option_'.$filterfilename],$udom,$uname);
59: if ($stored{$filterfilename}) { return ($stored{$filterfilename},$stored{'feed_display_option_'.$filterfilename}); }
60: # no, construct a name
61: my $name=$filterfilename;
62: if ($name=~/^CourseBlog/) {
63: $name=&mt('Course Blog');
64: if ($env{'course.'.$env{'request.course.id'}.'.description'}) {
65: $name.=' '.$env{'course.'.$env{'request.course.id'}.'.description'};
66: }
67: } else {
68: $name=~s/\_/ /g;
69: }
70: return ($name,$stored{'feed_display_option_'.$filterfilename});
71: }
72:
73: sub namefeed {
74: my ($rawname,$uname,$udom,$newname)=@_;
75: return &Apache::lonnet::put('nohist_all_rss_feeds',
76: { &filterfeedname($rawname) => $newname },
77: $udom,$uname);
78: }
79:
80: sub changefeeddisplay {
81: my ($rawname,$uname,$udom,$newstatus)=@_;
82: return &Apache::lonnet::put('nohist_all_rss_feeds',
83: { 'feed_display_option_'.&filterfeedname($rawname) => $newstatus },
84: $udom,$uname);
85: }
86:
87: sub advertisefeeds {
88: my ($uname,$udom,$edit)=@_;
89: my $feeds='';
90: my %feednames=&Apache::lonnet::dump('nohist_all_rss_feeds',$udom,$uname);
91: my $mode='public';
92: if ($edit) {
93: $mode='adm';
94: }
95: my $server = &Apache::lonnet::absolute_url();
96: foreach my $feed (sort(keys(%feednames))) {
97: if (($feed!~/^error\:/) && ($feed!~/^feed\_display\_option\_/)) {
98: my $feedurl= $server.'/public/'.$udom.'/'.$uname.'/'.$feed.'.rss';
99: my $htmlurl= $server.'/'.$mode.'/'.$udom.'/'.$uname.'/'.$feed.'_rss.html';
100: if ($feednames{'feed_display_option_'.$feed} eq 'hidden') {
101: if ($edit) {
102: $feeds.='<li><i>'.$feednames{$feed}.'</i><br />'.&mt('Hidden').': <a href="'.$htmlurl.'"><tt>'.$htmlurl.'</tt></a></li>';
103: }
104: } else {
105: $feeds.='<li><b>'.$feednames{$feed}.
106: '</b><br />'.($edit?&mt('Edit'):'HTML').': <a href="'.$htmlurl.'"><tt>'.$htmlurl.'</tt></a>'.
107: '<br />RSS: <a href="'.$feedurl.'"><tt>'.$feedurl.'</tt></a></li>';
108: }
109: }
110: }
111: if ($feeds) {
112: return '<h4>'.&mt('Available RSS Feeds and Blogs').'</h4><ul>'.$feeds.'</ul>';
113: } else {
114: return '';
115: }
116: }
117:
118: sub rss_link {
119: my ($url) = @_;
120: return qq|<link rel="alternate" type="application/rss+xml" title="Course Announcements" href="$url" />|;
121: }
122:
123: {
124: my $feedcounter;
125: sub get_new_feed_id {
126: $feedcounter++;
127: return time().'00000'.$$.'00000'.$feedcounter;
128: }
129: }
130:
131: sub addentry {
132: my $id=&get_new_feed_id();
133: return &editentry($id,@_);
134: }
135:
136: sub editentry {
137: my ($id,$uname,$udom,$filename,$title,$description,$url,$status,$encurl,$enctype)=@_;
138: if ($status eq 'deleted') {
139: return &changestatus($id,$uname,$udom,$filename,$status);
140: }
141: my $feedname=&feedname($filename);
142: &Apache::lonnet::put('nohist_all_rss_feeds',
143: { &filterfeedname($filename) =>
144: (&displayfeedname($filename,$uname,$udom))[0] },
145: $udom,$uname);
146: return &Apache::lonnet::put($feedname,{
147: $id.'_title' => $title,
148: $id.'_description' => $description,
149: $id.'_link' => $url,
150: $id.'_enclosureurl' => $encurl,
151: $id.'_enclosuretype' => $enctype,
152: $id.'_status' => $status},$udom,$uname);
153: }
154:
155: sub changestatus {
156: my ($id,$uname,$udom,$filename,$status)=@_;
157: my $feedname=&feedname($filename);
158: if ($status eq 'deleted') {
159: return &Apache::lonnet::del($feedname,[$id.'_title',
160: $id.'_description',
161: $id.'_link',
162: $id.'_enclosureurl',
163: $id.'_enclosuretype',
164: $id.'_status'],$udom,$uname);
165: } else {
166: return &Apache::lonnet::put($feedname,{$id.'_status' => $status},$udom,$uname);
167: }
168: }
169:
170: sub changed_js {
171: return <<ENDSCRIPT;
172: <script type="text/javascript">
173: function changed(tform,id) {
174: tform.elements[id+"_modified"].checked=true;
175: }
176: </script>
177: ENDSCRIPT
178: }
179:
180: sub determine_enclosure_types {
181: my ($url)=@_;
182: my ($ending)=($url=~/\.(\w+)$/);
183: return &Apache::loncommon::filemimetype($ending);
184: }
185:
186: sub course_blog_link {
187: my ($id,$title,$description,$url,$encurl,$enctype)=@_;
188: if ($env{'request.course.id'}) {
189: return &add_blog_entry_link($id,
190: $env{'course.'.$env{'request.course.id'}.'.num'},
191: $env{'course.'.$env{'request.course.id'}.'.domain'},
192: 'Course_Announcements',
193: $title,$description,$url,'public',$encurl,$enctype,
194: &mt('Add to Course Announcements'));
195: } else {
196: return '';
197: }
198: }
199:
200: sub add_blog_entry_link {
201: my ($id,$uname,$udom,$filename,$title,$description,$url,$status,$encurl,$enctype,$linktext)=@_;
202: return "<a href='/adm/$udom/$uname/".&filterfeedname($filename).'_rss.html?queryid='.
203: &escape($id).
204: '&title='.&escape($title).
205: '&description='.&escape($description).
206: '&url='.&escape($url).
207: '&status='.&escape($status).
208: '&encurl='.&escape($encurl).
209: '&enctype='.&escape($enctype).
210: "'>".$linktext.'</a>';
211:
212: }
213:
214: sub blocking_blogdisplay {
215: my ($uname,$udom,$html,$filterfeedname) = @_;
216: my $user = &Apache::loncommon::plainname($uname,$udom);
217: if ($html) {
218: $user = &Apache::loncommon::aboutmewrapper($user,$uname,$udom);
219: } else {
220: $user = $user.' ('.$uname.':'.$udom.')';
221: }
222: my %setters;
223: my ($blocked,$output,$blockcause);
224: my ($startblock,$endblock) =
225: &Apache::loncommon::blockcheck(\%setters,'blogs');
226: if ($startblock && $endblock) {
227: $blockcause = 'user';
228: } else {
229: if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) {
230: ($startblock,$endblock) =
231: &Apache::loncommon::blockcheck(\%setters,'blogs',
232: $uname,$udom);
233: $blockcause = 'blogowner';
234: }
235: }
236: if ($startblock && $endblock) {
237: $blocked = 1;
238: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
239: my $showend = &Apache::lonlocal::locallocaltime($endblock);
240: $output = &mt('Blogs belonging to [_1] are unavailable from [_2] to [_3].',$user,$showstart,$showend);
241: if ($html) {$output.='<br />';}
242: if ($blockcause eq 'user') {
243: $output .= &mt('This is because you are a student in one or more courses in which communication is being blocked.');
244: if ($html) {
245: $output .= '<br />'.
246: &Apache::loncommon::build_block_table($startblock,
247: $endblock,\%setters);
248: }
249: } else {
250: $output .= &mt('This is because the blog owner is a student in one or more courses in which communication is being blocked.');
251: }
252: if (!$html) {
253: my $id = &get_new_feed_id();
254: $output = '<title/><item><title/><description>'.$output."</description><link/><guid isPermaLink='false'>".$id.$filterfeedname.'_'.$udom.'_'.$uname.'</guid></item>';
255: }
256: }
257: return ($blocked,$output);
258: }
259:
260: sub handler {
261: my ($r) = @_;
262:
263: my $edit=0;
264: my $html=0;
265: my (undef,$mode,$udom,$uname,$filename)=split(/\//,$r->uri);
266: if (($mode eq 'adm') && ($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) {
267: $edit=1;
268: $html=1;
269: }
270: if (($mode eq 'adm') && (&Apache::lonnet::allowed('mdc',$env{'request.course.id'}))) {
271: $edit=1;
272: $html=1;
273: }
274: if ($filename=~/\.html$/) {
275: $html=1;
276: }
277: if ($html) {
278: &Apache::loncommon::content_type($r,'text/html');
279: } else {
280: # Workaround Mozilla/Firefox
281: # &Apache::loncommon::content_type($r,'application/rss+xml');
282: &Apache::loncommon::content_type($r,'text/xml');
283: }
284: $r->send_http_header;
285: return OK if $r->header_only;
286:
287: my $filterfeedname=&filterfeedname($filename);
288: my $feedname=&feedname($filename);
289: my ($displayfeedname,$displayoption)=&displayfeedname($filename,$uname,$udom);
290: my ($blocked,$blocktext);
291: if (!&Apache::lonnet::is_course($udom,$uname)) {
292: ($blocked,$blocktext) = &blocking_blogdisplay($uname,$udom,$html,$filterfeedname);
293: }
294: if ($html) {
295: my $title = $displayfeedname?$displayfeedname
296: :"Available RSS Feeds and Blogs";
297: $r->print(&Apache::loncommon::start_page($title,undef,
298: {'domain' => $udom,
299: 'force_register' =>
300: $env{'form.register'}}).
301: &changed_js());
302: } else { # render RSS
303: my $server = &Apache::lonnet::absolute_url();
304: $r->print("<rss version='2.0' xmlns:dc='http://purl.org/dc/elements/1.1'>\n<channel>".
305: "\n".'<link>'.$server.'/public/'.$udom.'/'.$uname.'/'.
306: $filterfeedname.'_rss.html</link>'.
307: "\n<description>".
308: &mt('An RSS Feed provided by the LON-CAPA Learning Content Management System').
309: '</description>');
310: }
311: # This will be the entry id for new additions to the blog
312: my $newid = &get_new_feed_id();
313: # Is this user for real?
314: my $homeserver=&Apache::lonnet::homeserver($uname,$udom);
315: if ($html && !$blocked) {
316: # Any new feeds or renaming of feeds?
317: if ($edit) {
318: # Hide a feed?
319: if ($env{'form.hidethisblog'}) {
320: &changefeeddisplay($feedname,$uname,$udom,'hidden');
321: ($displayfeedname,$displayoption)=&displayfeedname($filename,$uname,$udom);
322: }
323: # Advertise a feed?
324: if ($env{'form.advertisethisblog'}) {
325: &changefeeddisplay($feedname,$uname,$udom,'public');
326: ($displayfeedname,$displayoption)=&displayfeedname($filename,$uname,$udom);
327: }
328: # New feed?
329: if ($env{'form.namenewblog'}=~/\w/) {
330: &namefeed($env{'form.namenewblog'},$uname,$udom,$env{'form.namenewblog'});
331: }
332: # Old feed that is being renamed?
333: if (($displayfeedname) && ($env{'form.newblogname'}=~/\w/)) {
334: if ($env{'form.newblogname'} ne $displayfeedname) {
335: &namefeed($feedname,$uname,$udom,$env{'form.newblogname'});
336: ($displayfeedname,$displayoption)=&displayfeedname($filename,$uname,$udom);
337: }
338: }
339: }
340: $r->print(&advertisefeeds($uname,$udom,$edit));
341: }
342: if ($homeserver eq 'no_host') {
343: $r->print(($html?'<h3>':'<title>').&mt('No feed available').($html?'</h3>':'</title>'));
344: } elsif ($blocked) {
345: $r->print($blocktext);
346: $r->print(($html?&Apache::loncommon::end_page():'</channel></rss>'."\n"));
347: } else { # is indeed a user
348: # Course or user?
349: my $name='';
350: if (&Apache::lonnet::is_course($udom,$uname)) {
351: my %cenv=&Apache::lonnet::dump('environment',$udom,$uname);
352: $name=$cenv{'description'};
353: } else {
354: $name=&Apache::loncommon::nickname($uname,$udom);
355: }
356: # Add a new feed
357: if (($html) && ($edit)) {
358: $r->print('<form method="post" name="makenewfeed">');
359: $r->print(&mt('Name for New Feed').": <input type='text' size='40' name='namenewblog' />");
360: $r->print('<input type="submit" value="'.&mt('Start a New Feed').'" />');
361: $r->print('</form>');
362: }
363: if ($displayfeedname) { # this is an existing feed
364: # Anything to store?
365: if ($edit) {
366: # check if this was called with a query string
367: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['queryid']);
368: if ($env{'form.queryid'}) {
369: # yes, collect the remainder
370: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
371: ['title',
372: 'description',
373: 'url',
374: 'status',
375: 'enclosureurl',
376: 'enclosuretype']);
377:
378: # my ($id,$uname,$udom,$filename,$title,$description,$url,$status,$encurl,$enctype)=@_;
379:
380:
381: &editentry($env{'form.queryid'},
382: $uname,$udom,$filename,
383: $env{'form.title'},
384: $env{'form.description'},
385: $env{'form.url'},
386: $env{'form.status'},
387: $env{'form.encurl'},
388: $env{'form.enctype'}
389: );
390: }
391:
392: # store away the fields modified in the online form
393: my %newsfeed=&Apache::lonnet::dump($feedname,$udom,$uname);
394: foreach my $entry (sort(keys(%newsfeed)),$env{'form.newid'}.'_status') {
395: if ($entry=~/^(\d+)\_status$/) {
396: my $id=$1;
397: if ($env{'form.'.$id.'_modified'}) {
398: &editentry($id,$uname,$udom,$feedname,
399: $env{'form.'.$id.'_title'},
400: $env{'form.'.$id.'_description'},
401: $env{'form.'.$id.'_link'},
402: $env{'form.'.$id.'_status'},
403: $env{'form.'.$id.'_enclosureurl'},
404: $env{'form.'.$id.'_enclosuretype'},
405: );
406: }
407: }
408: }
409:
410: # see if we have any uploaded or portfolio files
411: my @uploadeditems=();
412:
413: if ($env{'form.HWFILE0_0'}) {
414: # We have an uploaded file - store it away.
415: $uploadeditems[0]=&Apache::lonnet::userfileupload('HWFILE0_0',undef,'portfolio/podcasts');
416: }
417: if ($env{'form.HWPORT0_0'}) {
418: # Selected portfolio files
419: foreach my $filename (split(/\,/,$env{'form.HWPORT0_0'})) {
420: if ($filename) {
421: # construct full path and remember
422: push(@uploadeditems,'/uploaded/'.$env{'user.domain'}.'/'.$env{'user.name'}.'/portfolio'.$filename);
423: }
424: }
425: }
426: # the zeroth item should be stored together with the last displayed (newid) field
427: if ($uploadeditems[0]) {
428: my $id=$env{'form.newid'};
429: &editentry($id,$uname,$udom,$feedname,
430: $env{'form.'.$id.'_title'},
431: $env{'form.'.$id.'_description'},
432: $env{'form.'.$id.'_link'},
433: $env{'form.'.$id.'_status'},
434: $uploadeditems[0],
435: &Apache::loncommon::filemimetype(($uploadeditems[0]=~/\.(\w+)$/)[0]),
436: );
437: &Apache::lonnet::make_public_indefinitely($uploadeditems[0]);
438: }
439: # if there are more files, they need new entries, since each can only have one enclosure
440: for (my $i=1; $i<=$#uploadeditems; $i++) {
441: my $id = &get_new_feed_id().$i;
442: &editentry($id,$uname,$udom,$feedname,
443: 'New Entry',
444: '',
445: '',
446: 'public',
447: $uploadeditems[$i],
448: &Apache::loncommon::filemimetype(($uploadeditems[$i]=~/\.(\w+)$/)[0]),
449: );
450: &Apache::lonnet::make_public_indefinitely($uploadeditems[$i]);
451: }
452: } #done storing
453:
454: # Render private items?
455: my $viewpubliconly=1;
456: $r->print("\n".
457: ($html?'<hr /><h3>':'<title>').
458: &mt('LON-CAPA Feed "[_1]" for [_2]',$displayfeedname,$name).
459: ($displayoption eq 'hidden'?' ('.&mt('Hidden').')':'').
460: ($html?'</h3>'.($edit?'<form method="post" name="lonhomework" enctype="multipart/form-data"><br />'.
461: &mt('Name of this Feed').
462: ': <input type="text" size="50" name="newblogname" value="'.
463: $displayfeedname.'" />':'').'<ul>':'</title>'));
464: if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) {
465: $viewpubliconly=0;
466: }
467: # Get feed items
468: my %newsfeed=&Apache::lonnet::dump($feedname,$udom,$uname);
469: foreach my $entry (sort(keys(%newsfeed)),$newid.'_status') {
470: if ($entry=~/^(\d+)\_status$/) { # is an entry
471: my $id=$1;
472: if ($edit) {
473: my %lt=&Apache::lonlocal::texthash('public' => 'public',
474: 'private' => 'private',
475: 'hidden' => 'hidden',
476: 'delete' => 'delete',
477: 'store' => 'Store changes',
478: 'title' => 'Title',
479: 'link' => 'Link',
480: 'description' => 'Description',
481: 'enc' => 'Podcasted enclosure');
482: my $uploadlink;
483: if ($entry==$newid) {
484: # Generate upload link only for last (new) entry
485: $uploadlink=&Apache::inputtags::file_selector(0,0,'*','both');
486: } else {
487: # Otherwise, display
488: $uploadlink='<tt>'.$newsfeed{$id.'_enclosureurl'}.'</tt>'.
489: "<input type='hidden' name='$id\_enclosureurl' value='$newsfeed{$id.'_enclosureurl'}' />".
490: "<input type='hidden' name='$id\_enclosuretype' value='$newsfeed{$id.'_enclosuretype'}' />";
491: }
492: my %status=();
493: unless ($newsfeed{$id.'_status'}) { $newsfeed{$id.'_status'}='public'; }
494: $status{$newsfeed{$id.'_status'}}='checked="checked"';
495: $r->print(<<ENDEDIT);
496: <li>
497: <label><input name='$id\_modified' type='checkbox' value="modified" /> $lt{'store'}</label>
498:
499: <label><input name='$id\_status' type="radio" value="public" $status{'public'} onClick="changed(this.form,'$id');" /> $lt{'public'}</label>
500:
501: <label><input name='$id\_status' type="radio" value="private" $status{'private'} onClick="changed(this.form,'$id');" /> $lt{'private'}</label>
502:
503: <label><input name='$id\_status' type="radio" value="hidden" $status{'hidden'} onClick="changed(this.form,'$id');" /> $lt{'hidden'}</label>
504:
505: <label><input name='$id\_status' type="radio" value="deleted" onClick="changed(this.form,'$id');" /> $lt{'delete'}</label>
506: <br />
507: $lt{'title'}:
508: <input name='$id\_title' type='text' size='60' value='$newsfeed{$id.'_title'}' onChange="changed(this.form,'$id');" /><br />
509: $lt{'description'}:<br />
510: <textarea name='$id\_description' rows="6" cols="80" onChange="changed(this.form,'$id');">$newsfeed{$id.'_description'}</textarea><br />
511: $lt{'link'}:
512: <input name='$id\_link' type='text' size='60' value='$newsfeed{$id.'_link'}' onChange="changed(this.form,'$id');" /><br />
513: $lt{'enc'} -
514: $uploadlink
515: <hr /></li>
516: ENDEDIT
517: } else { # not in edit mode, just displaying
518: if (($newsfeed{$id.'_status'} ne 'public') && ($viewpubliconly)) { next; }
519: if ($newsfeed{$id.'_status'} eq 'hidden') { next; }
520: my $link = $newsfeed{$id.'_link'};
521: if ($link =~ m|^/| ) {
522: $link = "http://".$ENV{'HTTP_HOST'}.$link;
523: }
524: $r->print("\n".($html?"\n<li><b>":"<item>\n<title>").$newsfeed{$id.'_title'}.
525: ($html?"</b><br />\n":"</title>\n<description>").
526: $newsfeed{$id.'_description'}.
527: ($html?"<br />":"</description>\n").
528: ($link?($html?"\n<a href='":"<link>").
529: $link.
530: ($html?("'>".&mt('Read more')."</a><br />\n"):"</link>\n"):''));
531: my $enclosure=$newsfeed{$id.'_enclosureurl'};
532: # Enclosure? Get stats
533: if ($enclosure) {
534: my @stat=&Apache::lonnet::stat_file($enclosure);
535: if ($stat[7]) {
536: # Has non-zero length (and exists)
537: my $enclosuretype=$newsfeed{$id.'_enclosuretype'};
538: if ($enclosure =~ m|^/| ) {
539: $enclosure = "http://".$ENV{'HTTP_HOST'}.$enclosure;
540: }
541: $r->print(($html?"<a href='":"\n<enclosure url='").
542: $enclosure."' length='".$stat[7].
543: "' type='".$enclosuretype.($html?"'>".&mt('Enclosure')."</a>":"' />"));
544: }
545: }
546: if ($html) { # is HTML
547: $r->print("\n<hr /></li>\n");
548: } else { # is RSS
549: $r->print("\n<guid isPermaLink='false'>".$id.$filterfeedname.'_'.$udom.'_'.$uname."</guid></item>\n");
550: }
551: } # end of "in edit mode"
552: } # end of rendering a real entry
553: } # end of loop through all keys
554: if ($html) {
555: $r->print('</ul>');
556: if ($edit) {
557: $r->print('<input type="hidden" name="newid" value="'.$newid.'"/><input type="submit" value="'.&mt('Store Marked Changes').'" />'.
558: ($displayoption eq 'hidden'?'<input type="submit" name="advertisethisblog" value="'.&mt('Advertise this Feed').'" />':
559: '<input type="submit" name="hidethisblog" value="'.&mt('Hide this Feed').'" />'));
560: }
561: }
562: } # was a real display feedname
563: $r->print(($html?'</form>'.&Apache::loncommon::end_page():'</channel></rss>'."\n"));
564: } # a real user
565: return OK;
566: } # end handler
567: 1;
568: __END__
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