1: # The LearningOnline Network
2: # Feedback
3: #
4: # $Id: lonfeedback.pm,v 1.107 2004/07/27 23:35:34 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:
30: package Apache::lonfeedback;
31:
32: use strict;
33: use Apache::Constants qw(:common);
34: use Apache::lonmsg();
35: use Apache::loncommon();
36: use Apache::lontexconvert();
37: use Apache::lonlocal; # must not have ()
38: use Apache::lonhtmlcommon();
39: use Apache::lonspeller();
40:
41: sub discussion_open {
42: my ($status)=@_;
43: if (defined($status) &&
44: !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
45: || $status eq 'OPEN')) {
46: return 0;
47: }
48: my $close=&Apache::lonnet::EXT('resource.0.discussend');
49: if (defined($close) && $close ne '' && $close < time) {
50: return 0;
51: }
52: return 1;
53: }
54:
55: sub discussion_visible {
56: my ($status)=@_;
57: if (not &discussion_open($status)) {
58: my $hidden=&Apache::lonnet::EXT('resource.0.discusshide');
59: if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) {
60: return 0;
61: }
62: }
63: return 1;
64: }
65:
66: sub list_discussion {
67: my ($mode,$status,$symb)=@_;
68:
69: my $outputtarget=$ENV{'form.grade_target'};
70: if (not &discussion_visible($status)) { return ''; }
71: my @bgcols = ("#cccccc","#eeeeee");
72: my $discussiononly=0;
73: if ($mode eq 'board') { $discussiononly=1; }
74: unless ($ENV{'request.course.id'}) { return ''; }
75: my $crs='/'.$ENV{'request.course.id'};
76: my $cid=$ENV{'request.course.id'};
77: if ($ENV{'request.course.sec'}) {
78: $crs.='_'.$ENV{'request.course.sec'};
79: }
80: $crs=~s/\_/\//g;
81: unless ($symb) {
82: $symb=&Apache::lonnet::symbread();
83: }
84: unless ($symb) { return ''; }
85: my %usernamesort = ();
86: my %namesort =();
87: my %subjectsort = ();
88: # backward compatibility (bulletin boards used to be 'wrapped')
89: my $ressymb=$symb;
90: if ($mode eq 'board') {
91: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
92: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
93: }
94: }
95:
96: # Get discussion display settings for this discussion
97: my $lastkey = $ressymb.'_lastread';
98: my $showkey = $ressymb.'_showonlyunread';
99: my $visitkey = $ressymb.'_visit';
100: my $ondispkey = $ressymb.'_markondisp';
101: my $userpickkey = $ressymb.'_userpick';
102: my %dischash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$lastkey,$showkey,$visitkey,$ondispkey,$userpickkey],$ENV{'user.domain'},$ENV{'user.name'});
103: my %discinfo = ();
104: my $showonlyunread = 0;
105: my $markondisp = 0;
106: my $prevread = 0;
107: my $previous = 0;
108: my $visit = 0;
109: my $newpostsflag = 0;
110: my @posters = split/\&/,$dischash{$userpickkey};
111:
112: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
113: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','totposters']);
114: my $sortposts = $ENV{'form.sortposts'};
115: my $rolefilter = $ENV{'form.rolefilter'};
116: my $statusfilter = $ENV{'form.statusfilter'};
117: my $sectionpick = $ENV{'form.sectionpick'};
118: my $totposters = $ENV{'form.totposters'};
119: $previous = $ENV{'form.previous'};
120: if ($previous > 0) {
121: $prevread = $previous;
122: } elsif (defined($dischash{$lastkey})) {
123: unless ($dischash{$lastkey} eq '') {
124: $prevread = $dischash{$lastkey};
125: }
126: }
127:
128: # Get information about students and non-stundents in course for filtering display of posts
129: my %roleshash = ();
130: my %roleinfo = ();
131: if ($rolefilter) {
132: %roleshash = &Apache::lonnet::dump('nohist_userroles',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
133: foreach (keys %roleshash) {
134: my ($role,$uname,$udom,$sec) = split/:/,$_;
135: my ($end,$start) = split/:/,$roleshash{$_};
136: my $now = time;
137: my $status = 'Active';
138: if (($now < $start) || ($end > 0 && $now > $end)) {
139: $status = 'Expired';
140: }
141: push @{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status;
142: }
143: my ($classlist) = &Apache::loncoursedata::get_classlist(
144: $ENV{'request.course.id'},
145: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
146: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
147: my $sec_index = &Apache::loncoursedata::CL_SECTION();
148: my $status_index = &Apache::loncoursedata::CL_STATUS();
149: while (my ($student,$data) = each %$classlist) {
150: my ($section,$status) = ($data->[$sec_index],
151: $data->[$status_index]);
152: push @{$roleinfo{$student}}, 'st:'.$section.':'.$status;
153: }
154: }
155:
156: # Get discussion display default settings for user
157: my %userenv = &Apache::lonnet::get('environment',['discdisplay','discmarkread'],$ENV{'user.domain'},$ENV{'user.name'});
158: my $discdisplay=$userenv{'discdisplay'};
159: if ($discdisplay eq 'unread') {
160: $showonlyunread = 1;
161: }
162: my $discmarkread=$userenv{'discmarkread'};
163: if ($discmarkread eq 'ondisp') {
164: $markondisp = 1;
165: }
166:
167: # Override user's default if user specified display setting for this discussion
168: if (defined($dischash{$ondispkey})) {
169: $markondisp = $dischash{$ondispkey};
170: }
171: if ($markondisp) {
172: $discinfo{$lastkey} = time;
173: }
174:
175: if (defined($dischash{$showkey})) {
176: $showonlyunread = $dischash{$showkey};
177: }
178:
179: if (defined($dischash{$visitkey})) {
180: $visit = $dischash{$visitkey};
181: }
182: $visit ++;
183:
184: my $seeid=&Apache::lonnet::allowed('rin',$crs);
185: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
186: && ($symb=~/\.(problem|exam|quiz|assess|survey|form)$/));
187: my @discussionitems=();
188: my %shown = ();
189: my @posteridentity=();
190: my %contrib=&Apache::lonnet::restore($ressymb,$ENV{'request.course.id'},
191: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
192: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
193: my $visible=0;
194: my @depth=();
195: my @original=();
196: my @index=();
197: my @replies=();
198: my %alldiscussion=();
199: my %notshown = ();
200: my %newitem = ();
201: my $maxdepth=0;
202:
203: my $target='';
204: unless ($ENV{'browser.interface'} eq 'textual' ||
205: $ENV{'environment.remote'} eq 'off' ) {
206: $target='target="LONcom"';
207: }
208:
209: my $now = time;
210: $discinfo{$visitkey} = $visit;
211:
212: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
213:
214: if ($contrib{'version'}) {
215: my $oldest = $contrib{'1:timestamp'};
216: if ($prevread eq '0') {
217: $prevread = $oldest-1;
218: }
219: for (my $id=1;$id<=$contrib{'version'};$id++) {
220: my $idx=$id;
221: my $posttime = $contrib{$idx.':timestamp'};
222: if ($prevread <= $posttime) {
223: $newpostsflag = 1;
224: }
225: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
226: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
227: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
228: my $origindex='0.';
229: my $numoldver=0;
230: if ($contrib{$idx.':replyto'}) {
231: if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread')) {
232: # this is a follow-up message
233: $original[$idx]=$original[$contrib{$idx.':replyto'}];
234: $depth[$idx]=$depth[$contrib{$idx.':replyto'}]+1;
235: $origindex=$index[$contrib{$idx.':replyto'}];
236: if ($depth[$idx]>$maxdepth) { $maxdepth=$depth[$idx]; }
237: } else {
238: $original[$idx]=0;
239: $depth[$idx]=0;
240: }
241: } else {
242: # this is an original message
243: $original[$idx]=0;
244: $depth[$idx]=0;
245: }
246: if ($replies[$depth[$idx]]) {
247: $replies[$depth[$idx]]++;
248: } else {
249: $replies[$depth[$idx]]=1;
250: }
251: unless ((($hidden) && (!$seeid)) || ($deleted)) {
252: $visible++;
253: if ($contrib{$idx.':history'}) {
254: if ($contrib{$idx.':history'} =~ /:/) {
255: my @oldversions = split/:/,$contrib{$idx.':history'};
256: $numoldver = @oldversions;
257: } else {
258: $numoldver = 1;
259: }
260: }
261: my $message=$contrib{$idx.':message'};
262: $message=~s/\n/\<br \/\>/g;
263: $message=&Apache::lontexconvert::msgtexconverted($message,undef,$numoldver);
264: my $subject=$contrib{$idx.':subject'};
265: if (defined($subject)) {
266: $subject=~s/\n/\<br \/\>/g;
267: $subject=&Apache::lontexconvert::msgtexconverted($subject,undef,$numoldver);
268: }
269: if ($contrib{$idx.':attachmenturl'}) {
270: my ($fname)
271: =($contrib{$idx.':attachmenturl'}=~m|/([^/]+)$|);
272: &Apache::lonnet::allowuploaded('/adm/feedback',
273: $contrib{$idx.':attachmenturl'});
274: $message.='<p>'.&mt('Attachment').
275: ': <a href="'.$contrib{$idx.':attachmenturl'}.'"><tt>'.
276: $fname.'</tt></a></p>';
277: }
278: if ($message) {
279: if ($hidden) {
280: $message='<font color="#888888">'.$message.'</font>';
281: if ($studenthidden) {
282: $message .='<br /><br />Deleted by poster (student).';
283: }
284: }
285: my $screenname=&Apache::loncommon::screenname(
286: $contrib{$idx.':sendername'},
287: $contrib{$idx.':senderdomain'});
288: my $plainname=&Apache::loncommon::nickname(
289: $contrib{$idx.':sendername'},
290: $contrib{$idx.':senderdomain'});
291:
292: my $sender=&mt('Anonymous');
293: # Set up for sorting by subject
294: if ($contrib{$idx.':subject'} eq '') {
295: if (defined($subjectsort{'__No subject'})) {
296: push @{$subjectsort{'__No subject'}}, $idx;
297: } else {
298: @{$subjectsort{'__No subject'}} = ("$idx");
299: }
300: } else {
301: if (defined($subjectsort{$contrib{$idx.':subject'}})) {
302: push @{$subjectsort{$contrib{$idx.':subject'}}}, $idx;
303: } else {
304: @{$subjectsort{$contrib{$idx.':subject'}}} = ("$idx");
305: }
306: }
307: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
308: $sender=&Apache::loncommon::aboutmewrapper(
309: $plainname,
310: $contrib{$idx.':sendername'},
311: $contrib{$idx.':senderdomain'}).' ('.
312: $contrib{$idx.':sendername'}.' at '.
313: $contrib{$idx.':senderdomain'}.')';
314: if ($contrib{$idx.':anonymous'}) {
315: $sender.=' ['.&mt('anonymous').'] '.
316: $screenname;
317: }
318: # Set up for sorting by domain, then username
319: unless (defined($usernamesort{$contrib{$idx.':senderdomain'}})) {
320: %{$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
321: }
322: if (defined($usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
323: push @{$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx;
324: } else {
325: @{$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
326: }
327: # Set up for sorting by last name, then first name
328: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],
329: $contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
330: my $lastname = $names{'lastname'};
331: my $firstname = $names{'firstname'};
332: if ($lastname eq '') {
333: $lastname = '_';
334: }
335: if ($firstname eq '') {
336: $firstname = '_';
337: }
338: unless (defined($namesort{$lastname})) {
339: %{$namesort{$lastname}} = ();
340: }
341: if (defined($namesort{$lastname}{$firstname})) {
342: push @{$namesort{$lastname}{$firstname}}, $idx;
343: } else {
344: @{$namesort{$lastname}{$firstname}} = ("$idx");
345: }
346: if ($ENV{"course.$cid.allow_discussion_post_editing"} =~ m/yes/i) {
347: if (($ENV{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($ENV{'user.name'} eq $contrib{$idx.':sendername'})) {
348: $sender.=' <a href="/adm/feedback?editdisc='.
349: $ressymb.':::'.$idx;
350: if ($newpostsflag) {
351: $sender .= '&previous='.$prevread;
352: }
353: $sender .= '" '.$target.'>'.&mt('Edit').'</a>'; unless ($seeid) {
354: $sender.=" <a href=\"javascript:studentdelete('$ressymb','$idx','$newpostsflag','$prevread')";
355: $sender .= '">'.&mt('Delete').'</a>';
356: }
357: }
358: }
359: if ($seeid) {
360: if ($hidden) {
361: unless ($studenthidden) {
362: $sender.=' <a href="/adm/feedback?unhide='.
363: $ressymb.':::'.$idx;
364: if ($newpostsflag) {
365: $sender .= '&previous='.$prevread;
366: }
367: $sender .= '">'.&mt('Make Visible').'</a>';
368: }
369: } else {
370: $sender.=' <a href="/adm/feedback?hide='.
371: $ressymb.':::'.$idx;
372: if ($newpostsflag) {
373: $sender .= '&previous='.$prevread;
374: }
375: $sender .= '">'.&mt('Hide').'</a>';
376: }
377: $sender.=' <a href="/adm/feedback?deldisc='.
378: $ressymb.':::'.$idx;
379: if ($newpostsflag) {
380: $sender .= '&previous='.$prevread;
381: }
382: $sender .= '">'.&mt('Delete').'</a>';
383: }
384: } else {
385: if ($screenname) {
386: $sender='<i>'.$screenname.'</i>';
387: }
388: # Set up for sorting by domain, then username for anonymous
389: unless (defined($usernamesort{'__anon'})) {
390: %{$usernamesort{'__anon'}} = ();
391: }
392: if (defined($usernamesort{'__anon'}{'__anon'})) {
393: push @{$usernamesort{'__anon'}{'__anon'}}, $idx;
394: } else {
395: @{$usernamesort{'__anon'}{'__anon'}} = ("$idx");
396: }
397: # Set up for sorting by last name, then first name for anonymous
398: unless (defined($namesort{'__anon'})) {
399: %{$namesort{'__anon'}} = ();
400: }
401: if (defined($namesort{'__anon'}{'__anon'})) {
402: push @{$namesort{'__anon'}{'__anon'}}, $idx;
403: } else {
404: @{$namesort{'__anon'}{'__anon'}} = ("$idx");
405: }
406: }
407: if (&discussion_open($status) &&
408: &Apache::lonnet::allowed('pch',
409: $ENV{'request.course.id'}.
410: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
411: $sender.=' <a href="/adm/feedback?replydisc='.
412: $ressymb.':::'.$idx;
413: if ($newpostsflag) {
414: $sender .= '&previous='.$prevread;
415: }
416: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
417: }
418: my $vgrlink;
419: if ($viewgrades) {
420: $vgrlink=&Apache::loncommon::submlink('Submissions',
421: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$symb);
422: }
423: #figure out at what position this needs to print
424: my $thisindex=$idx;
425: if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread')) {
426: $thisindex=$origindex.substr('00'.$replies[$depth[$idx]],-2,2);
427: }
428: $alldiscussion{$thisindex}=$idx;
429: $shown{$idx} = 0;
430: $index[$idx]=$thisindex;
431: my $spansize = 2;
432: if ($showonlyunread && $prevread > $posttime) {
433: $notshown{$idx} = 1;
434: } else {
435: my $uname = $contrib{$idx.':sendername'};
436: my $udom = $contrib{$idx.':senderdomain'};
437: my $poster = $uname.':'.$udom;
438: my $rolematch = '';
439: my $skiptest = 1;
440: if ($totposters > 0) {
441: if (grep/^$poster$/,@posters) {
442: $shown{$idx} = 1;
443: }
444: } else {
445: if ($rolefilter) {
446: if ($rolefilter eq 'all') {
447: $rolematch = '([^:]+)';
448: } else {
449: $rolematch = $rolefilter;
450: $skiptest = 0;
451: }
452: }
453: if ($sectionpick) {
454: if ($sectionpick eq 'all') {
455: $rolematch .= ':([^:]*)';
456: } else {
457: $rolematch .= ':'.$sectionpick;
458: $skiptest = 0;
459: }
460: }
461: if ($statusfilter) {
462: if ($statusfilter eq 'all') {
463: $rolematch .= ':([^:]+)';
464: } else {
465: $rolematch .= ':'.$statusfilter;
466: $skiptest = 0;
467: }
468: }
469: if ($skiptest) {
470: $shown{$idx} = 1;
471: } else {
472: foreach my $role (@{$roleinfo{$poster}}) {
473: if ($role =~ m/^$rolematch$/) {
474: $shown{$idx} = 1;
475: last;
476: }
477: }
478: }
479: }
480: }
481: unless ($notshown{$idx} == 1) {
482: if ($prevread > 0 && $prevread <= $posttime) {
483: $newitem{$idx} = 1;
484: $discussionitems[$idx] .= '
485: <p><table border="0" width="100%">
486: <tr><td align="left"><font color="#FF0000"><b>NEW</b></font></td>';
487: } else {
488: $newitem{$idx} = 0;
489: $discussionitems[$idx] .= '
490: <p><table border="0" width="100%">
491: <tr><td align="left"> </td>';
492: }
493: $discussionitems[$idx] .= '<td align ="left"> '.
494: '<b>'.$subject.'</b> '.
495: $sender.'</b> '.$vgrlink.' ('.
496: localtime($posttime).')</td></tr>'.
497: '</table><blockquote>'.$message.'</blockquote></p>';
498: if ($contrib{$idx.':history'}) {
499: my @postversions = ();
500: $discussionitems[$idx] .= '<br />'.&mt('This post has been edited by the author.').'<br/>'.&mt('Earlier version(s) were posted on: ');
501: if ($contrib{$idx.':history'} =~ m/:/) {
502: @postversions = split/:/,$contrib{$idx.':history'};
503: } else {
504: @postversions = ("$contrib{$idx.':history'}");
505: }
506: for (my $i=0; $i<@postversions; $i++) {
507: my $version = $i+1;
508: $discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
509: }
510: $discussionitems[$idx] .= '<br />';
511: }
512: }
513: }
514: }
515: }
516: }
517:
518: my $discussion='';
519:
520: my $function = &Apache::loncommon::get_users_function();
521: my $color = &Apache::loncommon::designparm($function.'.tabbg',
522: $ENV{'user.domain'});
523: my %lt = &Apache::lonlocal::texthash(
524: 'cuse' => 'Current discussion settings',
525: 'allposts' => 'All posts',
526: 'unread' => 'New posts only',
527: 'ondisp' => 'Once displayed',
528: 'onmark' => 'Once marked read',
529: 'disa' => 'Posts to be displayed',
530: 'npce' => 'Posts cease to be marked "NEW"',
531: 'chgt' => 'Change',
532: 'disp' => 'Display',
533: 'nolo' => 'Not new',
534: );
535:
536: my $currdisp = $lt{'allposts'};
537: my $currmark = $lt{'onmark'};
538: my $dispchange = $lt{'unread'};
539: my $markchange = $lt{'ondisp'};
540: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
541: my $displink = 'onlyunread';
542: my $marklink = 'markondisp';
543:
544: if ($markondisp) {
545: $currmark = $lt{'ondisp'};
546: $markchange = $lt{'onmark'};
547: $marklink = 'markonread';
548: }
549:
550: if ($showonlyunread) {
551: $currdisp = $lt{'unread'};
552: $dispchange = $lt{'allposts'};
553: $displink = 'allposts';
554: }
555:
556: $chglink .= '&changes='.$displink.'_'.$marklink;
557:
558: if ($newpostsflag) {
559: $chglink .= '&previous='.$prevread;
560: }
561:
562: if ($visible) {
563: # Print the discusssion
564: if ($outputtarget ne 'tex') {
565: my $colspan=$maxdepth+1;
566: $discussion.= qq|
567: <script>
568: function studentdelete (symb,idx,newflag,previous) {
569: var symbparm = symb+':::'+idx
570: var prevparm = ""
571: if (newflag == 1) {
572: prevparm = "&previous="+previous
573: }
574: if (confirm("Are you sure you want to delete this post?\\nDeleted posts will no longer be visible to you and other students,\\nbut will continue to be visible to your instructor")) {
575: document.location.href = "/adm/feedback?hide="+symbparm+prevparm
576: }
577: }
578: </script>
579: |;
580: $discussion.='<table bgcolor="#AAAAAA" cellpadding="2" cellspacing="2" border="0">';
581: $discussion .='<tr><td bgcolor="#DDDDBB" colspan="'.$colspan.'">'.
582: '<table border="0" width="100%" bgcolor="#DDDDBB"><tr>';
583: if ($visible>2) {
584: $discussion.='<td align="left">'.
585: '<a href="/adm/feedback?threadedon='.$ressymb;
586: if ($newpostsflag) {
587: $discussion .= '&previous='.$prevread;
588: }
589: $discussion .='">'.&mt('Threaded View').'</a> '.
590: '<a href="/adm/feedback?threadedoff='.$ressymb;
591: if ($newpostsflag) {
592: $discussion .= '&previous='.$prevread;
593: }
594: $discussion .='">'.&mt('Chronological View').'</a>
595: <a href= "/adm/feedback?sortfilter='.$ressymb;
596: if ($newpostsflag) {
597: $discussion .= '&previous='.$prevread;
598: }
599: $discussion .='">'.&mt('Sorting/Filtering options').'</a>  ';
600: } else {
601: $discussion .= '<td align="left">';
602: }
603: $discussion .='<a href= "/adm/feedback?export='.$ressymb;
604: if ($newpostsflag) {
605: $discussion .= '&previous='.$prevread;
606: }
607: $discussion .= '">'.&mt('Export').'?</a> </td>';
608: if ($newpostsflag) {
609: if (!$markondisp) {
610: $discussion .='<td align="right"><a href="/adm/feedback?markread='.$ressymb.'">'.&mt('Mark new posts as read').'</a> ';
611: } else {
612: $discussion .= '<td> </td>';
613: }
614: } else {
615: $discussion .= '<td> </td>';
616: }
617: $discussion .= '</tr></table></td></tr>';
618: } else {
619: $discussion.='\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
620: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
621: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
622: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
623: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}';
624: }
625: my $numhidden = keys %notshown;
626: if ($numhidden > 0) {
627: my $colspan = $maxdepth+1;
628: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
629: '<a href="/adm/feedback?allposts='.$ressymb;
630: if ($newpostsflag) {
631: $discussion .= '&previous='.$prevread;
632: }
633: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
634: $numhidden.' '.&mt('previously viewed posts').
635: '<br/></td></tr>';
636: }
637:
638: # Choose sort mechanism
639: my @showposts = ();
640: if ($sortposts eq 'descdate') {
641: @showposts = (sort { $b <=> $a } keys %alldiscussion);
642: } elsif ($sortposts eq 'thread') {
643: @showposts = (sort { $a <=> $b } keys %alldiscussion);
644: } elsif ($sortposts eq 'subject') {
645: foreach (sort keys %subjectsort) {
646: push @showposts, @{$subjectsort{$_}};
647: }
648: } elsif ($sortposts eq 'username') {
649: foreach my $domain (sort keys %usernamesort) {
650: foreach (sort keys %{$usernamesort{$domain}}) {
651: push @showposts, @{$usernamesort{$domain}{$_}};
652: }
653: }
654: } elsif ($sortposts eq 'lastfirst') {
655: foreach my $last (sort keys %namesort) {
656: foreach (sort keys %{$namesort{$last}}) {
657: push @showposts, @{$namesort{$last}{$_}};
658: }
659: }
660: } else {
661: $sortposts = 'ascdate';
662: @showposts = (sort { $a <=> $b } keys %alldiscussion);
663: }
664: foreach (@showposts) {
665: unless (($sortposts eq 'thread') || ($sortposts eq 'ascdate' && $ENV{'environment.threadeddiscussion'})) {
666: $alldiscussion{$_} = $_;
667: }
668: unless ( ($notshown{$alldiscussion{$_}} eq '1') || ($shown{$alldiscussion{$_}} == 0) ) {
669: if ($outputtarget ne 'tex') {
670: $discussion.="\n<tr>";
671: } else {
672: $discussion.='\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}';
673: }
674: my $thisdepth=$depth[$alldiscussion{$_}];
675: if ($outputtarget ne 'tex') {
676: for (1..$thisdepth) {
677: $discussion.='<td> </td>';
678: }
679: }
680: my $colspan=$maxdepth-$thisdepth+1;
681: if ($outputtarget ne 'tex') {
682: $discussion.='<td bgcolor="'.$bgcols[$newitem{$alldiscussion{$_}}].'" colspan="'.$colspan.'">'.
683: $discussionitems[$alldiscussion{$_}].
684: '</td></tr>';
685: } else {
686: #cleanup block
687: $discussionitems[$alldiscussion{$_}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
688: $discussionitems[$alldiscussion{$_}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
689: my $threadinsert='';
690: if ($thisdepth > 0) {
691: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
692: }
693: $discussionitems[$alldiscussion{$_}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
694: $discussionitems[$alldiscussion{$_}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
695: $discussionitems[$alldiscussion{$_}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
696:
697: #FIXME xmlparse can't be safely called from inside xmlparse
698: # due to the global variables that are use, the safe
699: # space etc. I expect this has unforseen issues that
700: # need resolving.
701:
702: $discussion.=&Apache::lonxml::xmlparse('','tex',$discussionitems[$alldiscussion{$_}]);
703: }
704: }
705: }
706: if ($outputtarget ne 'tex') {
707: my $colspan=$maxdepth+1;
708: $discussion .= <<END;
709: <tr bgcolor="#FFFFFF">
710: <td colspan="$colspan" valign="top">
711: <table border="0" bgcolor="#FFFFFF" width="100%" cellspacing="2" cellpadding="2">
712: <tr>
713: <td align="left">
714: <table border="0" cellpadding="0" cellspacing="4">
715: <tr>
716: <td>
717: <font size="-1"><b>$lt{'cuse'}</b>:</td>
718: <td> </td>
719: END
720: if ($newpostsflag) {
721: $discussion .=
722: '<td><font size="-1">1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i></font></td>';
723: } else {
724: $discussion .=
725: '<td><font size="-1">'.$lt{'disp'}.' - <i>'.$currdisp.'</i></font></td>';
726: }
727: $discussion .= <<END;
728: <td> </td>
729: <td>
730: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</font></b></td>
731: </tr>
732: </table>
733: </td>
734: </tr>
735: </table>
736: </td>
737: </tr>
738: </table>
739: <br /><br />
740: END
741: }
742: }
743: if ($discussiononly) {
744: $discussion.=(<<ENDDISCUSS);
745: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data">
746: <input type="submit" name="discuss" value="Post Discussion" />
747: <input type="submit" name="anondiscuss" value="Post Anonymous Discussion" />
748: <input type="hidden" name="symb" value="$ressymb" />
749: <input type="hidden" name="sendit" value="true" />
750: <br />
751: <font size="1">Note: in anonymous discussion, your name is visible only to
752: course faculty</font><br />
753: <b>Title:</b> <input type="text" name="subject" value="" size="30" /><br /><br />
754: <textarea name="comment" cols="80" rows="14" wrap="hard"></textarea>
755: <p>
756: Attachment (128 KB max size): <input type="file" name="attachment" />
757: </p>
758: </form>
759: ENDDISCUSS
760: if ($outputtarget ne 'tex') {
761: $discussion.=&generate_preview_button();
762: }
763: } else {
764: if (&discussion_open($status) &&
765: &Apache::lonnet::allowed('pch',
766: $ENV{'request.course.id'}.
767: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
768: if ($outputtarget ne 'tex') {
769: $discussion.='<table bgcolor="#BBBBBB"><tr><td><a href="/adm/feedback?replydisc='.
770: $symb.':::" '.$target.'>'.
771: '<img src="/adm/lonMisc/chat.gif" border="0" />'.
772: &mt('Post Discussion').'</a></td></tr></table>';
773: }
774: }
775: }
776: return $discussion;
777: }
778:
779: sub mail_screen {
780: my ($r,$feedurl,$options) = @_;
781: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion',
782: '','onLoad="window.focus();setposttype();"');
783: my $title=&Apache::lonnet::gettitle($feedurl);
784: if (!$title) { $title = $feedurl; }
785: my $quote='';
786: my $subject = '';
787: my $oldmessage = '';
788: my $prevtag = '';
789: my $parentmsg = '';
790: my $anonscript = (<<END);
791: function setposttype() {
792: return
793: }
794: END
795: if (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
796: my ($symb,$idx);
797: if ($ENV{'form.replydisc'}) {
798: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
799: } else {
800: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'});
801: }
802: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
803: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
804: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
805: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
806: if ($ENV{'form.replydisc'}) {
807: my $numoldver = 0;
808: if ($contrib{$idx.':history'}) {
809: if ($contrib{$idx.':history'} =~ /:/) {
810: my @oldversions = split/:/,$contrib{$idx.':history'};
811: $numoldver = @oldversions;
812: } else {
813: $numoldver = 1;
814: }
815: }
816: my $message=$contrib{$idx.':message'};
817: $message=~s/\n/\<br \/\>/g;
818: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($message,undef,$numoldver).'</blockquote>';
819: if ($idx > 0) {
820: if ($contrib{'subject'} =~ /::::\d+::::(.+)$/si) {
821: $subject = $1;
822: } else {
823: $subject = $contrib{$idx.':subject'};
824: }
825: $subject = 'Re: '.$subject;
826: }
827: } else {
828: if ($contrib{$idx.':message'} =~ /::::\d+::::(.+)$/si) {
829: $oldmessage = $1;
830: } else {
831: $oldmessage = $contrib{$idx.':message'};
832: }
833: $oldmessage=&HTML::Entities::encode($oldmessage,'<>&"');
834: if ($contrib{$idx.':subject'} =~ /::::\d+::::(.+)$/si) {
835: $subject = $1;
836: } else {
837: $subject = $contrib{$idx.':subject'};
838: }
839: if (defined($contrib{$idx.':replyto'})) {
840: $parentmsg = $contrib{$idx.':replyto'};
841: }
842: my $anonflag = 0;
843: if ($contrib{$idx.':anonymous'}) {
844: $anonflag = 1;
845: }
846: $anonscript = (<<END);
847: function setposttype () {
848: var currtype = $anonflag
849: if (currtype == 1) {
850: document.mailform.elements.discuss.checked = false
851: document.mailform.elements.anondiscuss.checked = true
852: }
853: if (currtype == 0) {
854: document.mailform.elements.anondiscuss.checked = false
855: document.mailform.elements.discuss.checked = true
856: }
857: return
858: }
859: END
860: }
861: }
862: if ($ENV{'form.previous'}) {
863: $prevtag = '<input type="hidden" name="previous" value="'.$ENV{'form.previous'}.'" />';
864: }
865: }
866: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet();
867: my $htmlheader=&Apache::lonhtmlcommon::htmlareaheaders();
868: my $send=&mt('Send');
869: $r->print(<<END);
870: <html>
871: <head>
872: <title>The LearningOnline Network with CAPA</title>
873: <meta http-equiv="pragma" content="no-cache"></meta>
874: $htmlheader
875: <script type="text/javascript">
876: //<!--
877: function gosubmit() {
878: var rec=0;
879: if (typeof(document.mailform.elements.author)!="undefined") {
880: if (document.mailform.elements.author.checked) {
881: rec=1;
882: }
883: }
884: if (typeof(document.mailform.elements.question)!="undefined") {
885: if (document.mailform.elements.question.checked) {
886: rec=1;
887: }
888: }
889: if (typeof(document.mailform.elements.course)!="undefined") {
890: if (document.mailform.elements.course.checked) {
891: rec=1;
892: }
893: }
894: if (typeof(document.mailform.elements.policy)!="undefined") {
895: if (document.mailform.elements.policy.checked) {
896: rec=1;
897: }
898: }
899: if (typeof(document.mailform.elements.discuss)!="undefined") {
900: if (document.mailform.elements.discuss.checked) {
901: rec=1;
902: }
903: }
904: if (typeof(document.mailform.elements.anondiscuss)!="undefined") {
905: if (document.mailform.elements.anondiscuss.checked) {
906: rec=1;
907: }
908: }
909:
910: if (rec) {
911: if (typeof(document.mailform.onsubmit)!='undefined') {
912: document.mailform.onsubmit();
913: }
914: document.mailform.submit();
915: } else {
916: alert('Please check a feedback type.');
917: }
918: }
919: $anonscript
920: //-->
921: </script>
922: </head>
923: $bodytag
924: <h2><tt>$title</tt></h2>
925: <form action="/adm/feedback" method="post" name="mailform"
926: enctype="multipart/form-data">
927: $prevtag
928: <input type="hidden" name="postdata" value="$feedurl" />
929: END
930: if ($ENV{'form.replydisc'}) {
931: $r->print(<<END);
932: <input type="hidden" name="replydisc" value="$ENV{'form.replydisc'}" />
933: END
934: } elsif ($ENV{'form.editdisc'}) {
935: $r->print(<<END);
936: <input type="hidden" name="editdisc" value ="$ENV{'form.editdisc'}" />
937: <input type="hidden" name="parentmsg" value ="$parentmsg" />
938: END
939: }
940: $r->print(<<ENDDOCUMENT);
941: Please check at least one of the following feedback types:
942: $options<hr />
943: $quote
944: <p>My question/comment/feedback:</p>
945: <p>
946: $latexHelp
947: Title: <input type="text" name="subject" size="30" value="$subject" /></p>
948: <p>
949: <textarea name="comment" id="comment" cols="60" rows="10" wrap="hard">$oldmessage
950: </textarea></p>
951: <p>
952: Attachment (128 KB max size): <input type="file" name="attachment" />
953: </p>
954: <p>
955: <input type="hidden" name="sendit" value="1" />
956: <input type="button" value="$send" onClick='gosubmit();' />
957: </p>
958: </form>
959: ENDDOCUMENT
960: $r->print(&generate_preview_button().
961: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
962: '</body></html>');
963: }
964:
965: sub print_display_options {
966: my ($r,$symb,$previous,$dispchg,$markchg,$feedurl) = @_;
967: # backward compatibility (bulletin boards used to be 'wrapped')
968: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
969: $feedurl=~s|^/adm/wrapper||;
970: }
971:
972: my $function = &Apache::loncommon::get_users_function();
973: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
974: $ENV{'user.domain'});
975: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
976: '','');
977:
978: my %lt = &Apache::lonlocal::texthash(
979: 'dido' => 'Discussion display options',
980: 'pref' => 'Display Preference',
981: 'curr' => 'Current setting ',
982: 'actn' => 'Action',
983: 'deff' => 'Default for all discussions',
984: 'prca' => 'Preferences can be set for this discussion that determine ....',
985: 'whpo' => 'Which posts are displayed when you display this bulletin board or resource, and',
986: 'unwh' => 'Under what circumstances posts are identfied as "New."',
987: 'allposts' => 'All posts',
988: 'unread' => 'New posts only',
989: 'ondisp' => 'Once displayed',
990: 'onmark' => 'Once marked as read',
991: 'disa' => 'Posts displayed?',
992: 'npmr' => 'New posts cease to be identified as "New"?',
993: 'chgt' => 'Change to ',
994: 'mkdf' => 'Set to ',
995: 'yhni' => 'You have not indicated that you wish to change either of the discussion settings',
996: 'ywbr' => 'You will be returned to the previous page if you click OK.'
997: );
998:
999: my $dispchange = $lt{'unread'};
1000: my $markchange = $lt{'ondisp'};
1001: my $currdisp = $lt{'allposts'};
1002: my $currmark = $lt{'onmark'};
1003: my $discdisp = 'allposts';
1004: my $discmark = 'onmark';
1005:
1006: if ($dispchg eq 'allposts') {
1007: $dispchange = $lt{'allposts'};
1008: $currdisp = $lt{'unread'};
1009: $discdisp = 'unread';
1010: }
1011:
1012: if ($markchg eq 'markonread') {
1013: $markchange = $lt{'onmark'};
1014: $currmark = $lt{'ondisp'};
1015: $discmark = 'ondisp';
1016: }
1017: $r->print(<<END);
1018: <html>
1019: <head>
1020: <title>$lt{'dido'}</title>
1021: <meta http-equiv="pragma" content="no-cache" />
1022: <script>
1023: function setDisp() {
1024: var prev = "$previous"
1025: var chktotal = 0
1026: if (document.modifydisp.discdisp.checked == true) {
1027: document.modifydisp.$dispchg.value = "$symb"
1028: chktotal ++
1029: }
1030: if (document.modifydisp.discmark.checked == true) {
1031: document.modifydisp.$markchg.value = "$symb"
1032: chktotal ++
1033: }
1034: if (chktotal > 0) {
1035: document.modifydisp.submit()
1036: } else {
1037: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1038: if (prev > 0) {
1039: location.href = "$feedurl?previous=$previous"
1040: } else {
1041: location.href = "$feedurl"
1042: }
1043: }
1044: }
1045: }
1046: </script>
1047: </head>
1048: $bodytag
1049: <form name="modifydisp" method="post" action="/adm/feedback">
1050: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li></ol>
1051: <br />
1052: <table border="0" cellpadding="0" cellspacing="0">
1053: <tr>
1054: <td width="100%" bgcolor="#000000">
1055: <table width="100%" border="0" cellpadding="1" cellspacing="0">
1056: <tr>
1057: <td width="100%" bgcolor="#000000">
1058: <table border="0" cellpadding="3" cellspacing="1" bgcolor="#FFFFFF">
1059: <tr bgcolor="$tabcolor">
1060: <td><b>$lt{'pref'}</b></td>
1061: <td><b>$lt{'curr'}</b></td>
1062: <td><b>$lt{'actn'}?</b></td>
1063: </tr>
1064: <tr bgcolor="#dddddd">
1065: <td>$lt{'disa'}</td>
1066: <td>$lt{$discdisp}</td>
1067: <td><input type="checkbox" name="discdisp" /> $lt{'chgt'} "$dispchange"</td>
1068: </tr><tr bgcolor="#eeeeee">
1069: <td>$lt{'npmr'}</td>
1070: <td>$lt{$discmark}</td>
1071: <td><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</td>
1072: </tr>
1073: </table>
1074: </td>
1075: </tr>
1076: </table>
1077: </td>
1078: </tr>
1079: </table>
1080: <br />
1081: <br />
1082: <input type="hidden" name="previous" value="$previous" />
1083: <input type="hidden" name="$dispchg" value=""/>
1084: <input type="hidden" name="$markchg" value=""/>
1085: <input type="button" name="sub" value="Store Changes" onClick="javascript:setDisp()" />
1086: <br />
1087: <br />
1088: </form>
1089: </body>
1090: </html>
1091: END
1092: return;
1093: }
1094:
1095: sub print_sortfilter_options {
1096: my ($r,$symb,$previous,$feedurl) = @_;
1097: # backward compatibility (bulletin boards used to be 'wrapped')
1098: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1099: $feedurl=~s|^/adm/wrapper||;
1100: }
1101: my @sections = ();
1102: my $section_sel = '';
1103: my $numsections = 0;
1104: my $numvisible = 5;
1105: my ($classlist) = &Apache::loncoursedata::get_classlist(
1106: $ENV{'request.course.id'},
1107: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1108: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1109:
1110: my $sec_index = &Apache::loncoursedata::CL_SECTION();
1111: my $status_index = &Apache::loncoursedata::CL_STATUS();
1112: my %sectioncount = ();
1113: while (my ($student,$data) = each %$classlist) {
1114: my ($section,$status) = ($data->[$sec_index],
1115: $data->[$status_index]);
1116: unless ($section eq '' || $section =~ /^\s*$/) {
1117: if (!defined($sectioncount{$section})) {
1118: $sectioncount{$section} = 1;
1119: $numsections ++;
1120: } else {
1121: $sectioncount{$section} ++;
1122: }
1123: }
1124: }
1125:
1126: if ($ENV{'request.course.sec'} !~ /^\s*$/) {
1127: @sections = ($ENV{'request.course.sec'});
1128: $numvisible = 1;
1129: } else {
1130: @sections = sort {$a cmp $b} keys(%sectioncount);
1131: unshift(@sections,'all'); # Put 'all' at the front of the list
1132: if ($numsections < 4) {
1133: $numvisible = $numsections + 1;
1134: }
1135: }
1136: foreach (@sections) {
1137: $section_sel .= " <option value=\"$_\" />$_\n";
1138: }
1139:
1140: my $function = &Apache::loncommon::get_users_function();
1141: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1142: $ENV{'user.domain'});
1143: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1144: '','');
1145: my %lt = &Apache::lonlocal::texthash(
1146: 'diso' => 'Discussion sorting and filtering options',
1147: 'diop' => 'Display Options',
1148: 'curr' => 'Current setting ',
1149: 'actn' => 'Action',
1150: 'prca' => 'Options can be set that control the sort order of the posts, in addition to which posts are displayed.',
1151: 'soor' => 'Sort order',
1152: 'disp' => 'Specific user roles',
1153: 'actv' => 'Specific role status',
1154: 'spse' => 'Specific sections',
1155: 'psub' => 'Pick specific users (by name)',
1156: 'shal' => 'Show a list of current posters'
1157: );
1158: $r->print(<<END);
1159: <html>
1160: <head>
1161: <title>$lt{'diso'}</title>
1162: <meta http-equiv="pragma" content="no-cache" />
1163: </head>
1164: $bodytag
1165: <form name="modifyshown" method="post" action="/adm/feedback">
1166: <b>$lt{'diso'}</b><br/> $lt{'prca'}
1167: <br /><br />
1168: <table border="0">
1169: <tr>
1170: <td><b>$lt{'soor'}</b></td>
1171: <td> </td>
1172: <td><b>$lt{'disp'}</b></td>
1173: <td> </td>
1174: <td><b>$lt{'actv'}</b></td>
1175: <td> </td>
1176: <td><b>$lt{'spse'}</b></td>
1177: <td> </td>
1178: <td><b>$lt{'psub'}</b></td>
1179: </tr>
1180: <tr>
1181: <td>
1182: <select name="sortposts">
1183: <option value="ascdate" />Date order - oldest first
1184: <option value="descdate" />Date order - newest first
1185: <option value="thread" />Threaded
1186: <option value="subject" />By subject
1187: <option value="username" />By domain and username
1188: <option value="lastfirst" />By last name, first name
1189: </select>
1190: </td>
1191: <td> </td>
1192: <td>
1193: <select name="rolefilter" multiple="true" size="5">
1194: <option value="all" />All users
1195: <option value="st" />Students
1196: <option value="cc" />Course Coordinators
1197: <option value="in" />Instructors
1198: <option value="ta" />TAs
1199: <option value="pr" />Exam proctors
1200: <option value="cr" />Custom roles
1201: </select>
1202: </td>
1203: <td> </td>
1204: <td>
1205: <select name="statusfilter">
1206: <option value="all" />Roles of any status
1207: <option value="Active" />Only active roles
1208: <option value="Expired" />Only inactive roles
1209: </select>
1210: </td>
1211: <td> </td>
1212: <td>
1213: <select name="sectionpick" multiple="true" size="$numvisible">
1214: $section_sel
1215: </select>
1216: </td>
1217: <td> </td>
1218: <td><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</td>
1219: </tr>
1220: </table>
1221: <br />
1222: <br />
1223: <input type="hidden" name="previous" value="$previous" />
1224: <input type="hidden" name="applysort" value="$symb" />
1225: <input type="button" name="sub" value="Store Changes" onClick="javascript:document.modifyshown.submit()" />
1226: <br />
1227: <br />
1228: </form>
1229: </body>
1230: </html>
1231: END
1232: }
1233:
1234: sub print_showposters {
1235: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1236: # backward compatibility (bulletin boards used to be 'wrapped')
1237: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1238: $feedurl=~s|^/adm/wrapper||;
1239: }
1240: # backward compatibility (bulletin boards used to be 'wrapped')
1241: my $ressymb=$symb;
1242: if ($ressymb =~ /bulletin___\d+___/) {
1243: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
1244: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
1245: }
1246: }
1247: my $crs='/'.$ENV{'request.course.id'};
1248: if ($ENV{'request.course.sec'}) {
1249: $crs.='_'.$ENV{'request.course.sec'};
1250: }
1251: $crs=~s/\_/\//g;
1252: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1253: my %contrib=&Apache::lonnet::restore($ressymb,$ENV{'request.course.id'},
1254: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1255: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1256: my %namesort = ();
1257: my %postcounts = ();
1258: my %lt=&Apache::lonlocal::texthash(
1259: 'diso' => 'Discussion filtering options',
1260: );
1261: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1262: '','');
1263: if ($contrib{'version'}) {
1264: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
1265: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
1266: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
1267: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1268: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
1269: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1270: my $lastname = $names{'lastname'};
1271: my $firstname = $names{'firstname'};
1272: if ($lastname eq '') {
1273: $lastname = '_';
1274: }
1275: if ($firstname eq '') {
1276: $firstname = '_';
1277: }
1278: unless (defined($namesort{$lastname})) {
1279: %{$namesort{$lastname}} = ();
1280: }
1281: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
1282: $postcounts{$poster} ++;
1283: if (defined($namesort{$lastname}{$firstname})) {
1284: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1285: push @{$namesort{$lastname}{$firstname}}, $poster;
1286: }
1287: } else {
1288: @{$namesort{$lastname}{$firstname}} = ("$poster");
1289: }
1290: }
1291: }
1292: }
1293: }
1294: $r->print(<<END);
1295: <html>
1296: <head>
1297: <title>$lt{'diso'}</title>
1298: <meta http-equiv="pragma" content="no-cache" />
1299: </head>
1300: $bodytag
1301: <form name="pickpostersform" method="post">
1302: <table border="0">
1303: <tr>
1304: <td bgcolor="#777777">
1305: <table border="0" cellpadding="3">
1306: <tr bgcolor="#e6ffff">
1307: <td><b>No.</b></td>
1308: <td><b>Select</b></td>
1309: <td><b>Fullname</b><font color="#999999">(Username/domain)</font></td>
1310: <td><b>Posts</td>
1311: </tr>
1312: END
1313: my $count = 0;
1314: foreach my $last (sort keys %namesort) {
1315: foreach my $first (sort keys %{$namesort{$last}}) {
1316: foreach (sort @{$namesort{$last}{$first}}) {
1317: my ($uname,$udom) = split/:/,$_;
1318: if (!$uname || !$udom) {
1319: next;
1320: } else {
1321: $count ++;
1322: $r->print('<tr bgcolor="#ffffe6"><td align="right">'.$count.'</td><td align="center"><input name="stuinfo" type="checkbox" value="'.$_.'" /></td><td>'.$last.', '.$first.' ('.$uname.','.$udom.')</td><td>'.$postcounts{$_}.'</td></tr>');
1323: }
1324: }
1325: }
1326: }
1327: $r->print(<<END);
1328: </table>
1329: </td>
1330: </tr>
1331: </table>
1332: <br />
1333: <input type="hidden" name="sortposts" value="$sortposts" />
1334: <input type="hidden" name="userpick" value="$symb" />
1335: <input type="button" name="store" value="Display posts" onClick="javascript:document.pickpostersform.submit()" />
1336: </form>
1337: </body>
1338: </html>
1339: END
1340: }
1341:
1342: sub fail_redirect {
1343: my ($r,$feedurl) = @_;
1344: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1345: $r->print (<<ENDFAILREDIR);
1346: <html>
1347: <head><title>Feedback not sent</title>
1348: <meta http-equiv="pragma" content="no-cache" />
1349: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1350: </head>
1351: <body bgcolor="#FFFFFF">
1352: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1353: <b>Sorry, no recipients ...</b>
1354: </body>
1355: </html>
1356: ENDFAILREDIR
1357: }
1358:
1359: sub redirect_back {
1360: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status,$previous,$sort,$rolefilter,$statusfilter,$secpick,$numpicks) = @_;
1361: my $sorttag = '';
1362: my $roletag = '';
1363: my $statustag = '';
1364: my $sectag = '';
1365: my $userpicktag = '';
1366: my $qrystr = '';
1367: my $prevtag = '';
1368: # backward compatibility (bulletin boards used to be 'wrapped')
1369: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1370: $feedurl=~s|^/adm/wrapper||;
1371: }
1372: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1373: if ($previous > 0) {
1374: $qrystr = 'previous='.$previous;
1375: if ($feedurl =~ /\?register=1/) {
1376: $feedurl .= '&'.$qrystr;
1377: } else {
1378: $feedurl .= '?'.$qrystr;
1379: }
1380: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
1381: }
1382: if (defined($sort)) {
1383: my $sortqry = 'sortposts='.$sort;
1384: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
1385: $feedurl .= '&'.$sortqry;
1386: } else {
1387: $feedurl .= '?'.$sortqry;
1388: }
1389: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1390: if ( (defined($numpicks)) && ($numpicks > 0) ) {
1391: my $userpickqry = 'totposters='.$numpicks;
1392: $feedurl .= '&'.$userpickqry;
1393: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
1394: } else {
1395: my $roleqry = 'rolefilter='.$rolefilter;
1396: $feedurl .= '&'.$roleqry;
1397: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
1398: $feedurl .= '&statusfilter='.$statusfilter;
1399: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
1400: $feedurl .= '§ionpick='.$secpick;
1401: $sectag = '<input type="hidden" name="sectionpick" value="'.$secpick.'" />';
1402: }
1403: }
1404: $r->print (<<ENDREDIR);
1405: <html>
1406: <head>
1407: <title>Feedback sent</title>
1408: <meta http-equiv="pragma" content="no-cache" />
1409: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1410: </head>
1411: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
1412: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1413: $typestyle
1414: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1415: <font color="red">$status</font>
1416: <form name="reldt" action="$feedurl" target="loncapaclient">
1417: $prevtag
1418: $sorttag
1419: $statustag
1420: $roletag
1421: $sectag
1422: $userpicktag
1423: </form>
1424: </body>
1425: </html>
1426: ENDREDIR
1427: }
1428:
1429: sub no_redirect_back {
1430: my ($r,$feedurl) = @_;
1431: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1432: $r->print (<<ENDNOREDIR);
1433: <html>
1434: <head><title>Feedback not sent</title>
1435: <meta http-equiv="pragma" content="no-cache" />
1436: ENDNOREDIR
1437:
1438: if ($feedurl!~/^\/adm\/feedback/) {
1439: $r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2; url='.$feedurl.'">');
1440: }
1441:
1442: $r->print (<<ENDNOREDIRTWO);
1443: </head>
1444: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { self.close(); }'>
1445: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1446: <b>$nofeed</b>
1447: </body>
1448: </html>
1449: ENDNOREDIRTWO
1450: }
1451:
1452: sub screen_header {
1453: my ($feedurl) = @_;
1454: my $msgoptions='';
1455: my $discussoptions='';
1456: unless (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
1457: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) {
1458: $msgoptions=
1459: '<p><input type="checkbox" name="author" /> '.
1460: &mt('Feedback to resource author').'</p>';
1461: }
1462: if (&feedback_available(1)) {
1463: $msgoptions.=
1464: '<br /><input type="checkbox" name="question" /> '.
1465: &mt('Question about resource content');
1466: }
1467: if (&feedback_available(0,1)) {
1468: $msgoptions.=
1469: '<br /><input type="checkbox" name="course" /> '.
1470: &mt('Question/Comment/Feedback about course content');
1471: }
1472: if (&feedback_available(0,0,1)) {
1473: $msgoptions.=
1474: '<br /><input type="checkbox" name="policy" /> '.
1475: &mt('Question/Comment/Feedback about course policy');
1476: }
1477: }
1478: if ($ENV{'request.course.id'}) {
1479: if (&discussion_open() &&
1480: &Apache::lonnet::allowed('pch',
1481: $ENV{'request.course.id'}.
1482: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1483: $discussoptions='<input type="checkbox" name="discuss" onClick="this.form.anondiscuss.checked=false;" '.
1484: ($ENV{'form.replydisc'}?' checked="1"':'').' /> '.
1485: &mt('Contribution to course discussion of resource');
1486: $discussoptions.='<br /><input type="checkbox" name="anondiscuss" onClick="this.form.discuss.checked=false;" /> '.
1487: &mt('Anonymous contribution to course discussion of resource').
1488: ' <i>('.&mt('name only visible to course faculty').')</i>';
1489: }
1490: }
1491: if ($msgoptions) { $msgoptions='<h2><img src="/adm/lonMisc/feedback.gif" />'.&mt('Sending Messages').'</h2>'.$msgoptions; }
1492: if ($discussoptions) {
1493: $discussoptions='<h2><img src="/adm/lonMisc/chat.gif" />'.&mt('Discussion Contributions').'</h2>'.$discussoptions; }
1494: return $msgoptions.$discussoptions;
1495: }
1496:
1497: sub resource_output {
1498: my ($feedurl) = @_;
1499: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1500: $usersaw=~s/\<body[^\>]*\>//gi;
1501: $usersaw=~s/\<\/body\>//gi;
1502: $usersaw=~s/\<html\>//gi;
1503: $usersaw=~s/\<\/html\>//gi;
1504: $usersaw=~s/\<head\>//gi;
1505: $usersaw=~s/\<\/head\>//gi;
1506: $usersaw=~s/action\s*\=/would_be_action\=/gi;
1507: return $usersaw;
1508: }
1509:
1510: sub clear_out_html {
1511: my ($message,$override)=@_;
1512: unless (&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1513: # Always allow the <m>-tag
1514: my %html=(M=>1);
1515: # Check if more is allowed
1516: my $cid=$ENV{'request.course.id'};
1517: if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1518: ($override)) {
1519: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1520: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
1521: # <SUP>
1522: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
1523: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
1524: M=>1, SUB=>1, SUP=>1, SPAN=>1,
1525: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1);
1526: }
1527: # Do the substitution of everything that is not explicitly allowed
1528: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1529: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1530: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1531: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1532: return $message;
1533: }
1534:
1535: sub assemble_email {
1536: my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_;
1537: my $email=<<"ENDEMAIL";
1538: Refers to <a href="$feedurl">$feedurl</a>
1539:
1540: $message
1541: ENDEMAIL
1542: my $citations=<<"ENDCITE";
1543: <h2>Previous attempts of student (if applicable)</h2>
1544: $prevattempts
1545: <br /><hr />
1546: <h2>Original screen output (if applicable)</h2>
1547: $usersaw
1548: <h2>Correct Answer(s) (if applicable)</h2>
1549: $useranswer
1550: ENDCITE
1551: return ($email,$citations);
1552: }
1553:
1554: sub secapply {
1555: my $rec=shift;
1556: my $defaultflag=shift;
1557: $rec=~s/\s+//g;
1558: $rec=~s/\@/\:/g;
1559: my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
1560: if ($sections) {
1561: foreach (split(/\;/,$sections)) {
1562: if (($_ eq $ENV{'request.course.sec'}) ||
1563: ($defaultflag && ($_ eq '*'))) {
1564: return $adr;
1565: }
1566: }
1567: } else {
1568: return $rec;
1569: }
1570: return '';
1571: }
1572:
1573: sub decide_receiver {
1574: my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
1575: my $typestyle='';
1576: my %to=();
1577: if ($ENV{'form.author'}||$author) {
1578: $typestyle.='Submitting as Author Feedback<br>';
1579: $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
1580: $to{$2.':'.$1}=1;
1581: }
1582: if ($ENV{'form.question'}||$question) {
1583: $typestyle.='Submitting as Question<br>';
1584: foreach (split(/\,/,
1585: $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'})
1586: ) {
1587: my $rec=&secapply($_,$defaultflag);
1588: if ($rec) { $to{$rec}=1; }
1589: }
1590: }
1591: if ($ENV{'form.course'}||$course) {
1592: $typestyle.='Submitting as Comment<br />';
1593: foreach (split(/\,/,
1594: $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'})
1595: ) {
1596: my $rec=&secapply($_,$defaultflag);
1597: if ($rec) { $to{$rec}=1; }
1598: }
1599: }
1600: if ($ENV{'form.policy'}||$policy) {
1601: $typestyle.='Submitting as Policy Feedback<br />';
1602: foreach (split(/\,/,
1603: $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'})
1604: ) {
1605: my $rec=&secapply($_,$defaultflag);
1606: if ($rec) { $to{$rec}=1; }
1607: }
1608: }
1609: if ((scalar(%to) eq '0') && (!$defaultflag)) {
1610: ($typestyle,%to)=
1611: &decide_receiver($feedurl,$author,$question,$course,$policy,1);
1612: }
1613: return ($typestyle,%to);
1614: }
1615:
1616: sub feedback_available {
1617: my ($question,$course,$policy)=@_;
1618: my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
1619: return scalar(%to);
1620: }
1621:
1622: sub send_msg {
1623: my ($feedurl,$email,$citations,$attachmenturl,%to)=@_;
1624: my $status='';
1625: my $sendsomething=0;
1626: foreach (keys %to) {
1627: if ($_) {
1628: my $declutter=&Apache::lonnet::declutter($feedurl);
1629: unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),
1630: 'Feedback ['.$declutter.']',$email,$citations,$feedurl,
1631: $attachmenturl)=~/ok/) {
1632: $status.='<br />'.&mt('Error sending message to').' '.$_.'<br />';
1633: } else {
1634: $sendsomething++;
1635: }
1636: }
1637: }
1638:
1639: my %record=&Apache::lonnet::restore('_feedback');
1640: my ($temp)=keys %record;
1641: unless ($temp=~/^error\:/) {
1642: my %newrecord=();
1643: $newrecord{'resource'}=$feedurl;
1644: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1645: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
1646: $status.='<br />'.&mt('Not registered').'<br />';
1647: }
1648: }
1649:
1650: return ($status,$sendsomething);
1651: }
1652:
1653: sub adddiscuss {
1654: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1655: my $status='';
1656: if (&discussion_open() &&
1657: &Apache::lonnet::allowed('pch',$ENV{'request.course.id'}.
1658: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1659:
1660: my %contrib=('message' => $email,
1661: 'sendername' => $ENV{'user.name'},
1662: 'senderdomain' => $ENV{'user.domain'},
1663: 'screenname' => $ENV{'environment.screenname'},
1664: 'plainname' => $ENV{'environment.firstname'}.' '.
1665: $ENV{'environment.middlename'}.' '.
1666: $ENV{'environment.lastname'}.' '.
1667: $ENV{'enrironment.generation'},
1668: 'attachmenturl'=> $attachmenturl,
1669: 'subject' => $subject);
1670: if ($ENV{'form.replydisc'}) {
1671: $contrib{'replyto'}=(split(/\:\:\:/,$ENV{'form.replydisc'}))[1];
1672: }
1673: if ($anon) {
1674: $contrib{'anonymous'}='true';
1675: }
1676: if (($symb) && ($email)) {
1677: if ($ENV{'form.editdisc'}) {
1678: my %newcontrib = ();
1679: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
1680: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1681: $contrib{'timestamp'} = time;
1682: $contrib{'history'} = '';
1683: my $numoldver = 0;
1684: my ($oldsymb,$oldidx)=split(/\:\:\:/,$ENV{'form.editdisc'});
1685: # get timestamp for last post and history
1686: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$ENV{'request.course.id'},
1687: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1688: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1689: if (defined($oldcontrib{$oldidx.':replyto'})) {
1690: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
1691: }
1692: if (defined($oldcontrib{$oldidx.':history'})) {
1693: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1694: my @oldversions = split/:/,$oldcontrib{$oldidx.':history'};
1695: $numoldver = @oldversions;
1696: } else {
1697: $numoldver = 1;
1698: }
1699: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
1700: }
1701: if (defined($oldcontrib{$oldidx.':subject'})) {
1702: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.'::::'.$numoldver.'::::'.$contrib{'subject'};
1703: }
1704: if (defined($oldcontrib{$oldidx.':message'})) {
1705: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.'::::'.$numoldver.'::::'.$contrib{'message'};
1706: }
1707: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1708: foreach (keys %contrib) {
1709: my $key = $oldidx.':'.&Apache::lonnet::escape($oldsymb).':'.$_;
1710: $newcontrib{$key} = $contrib{$_};
1711: }
1712: my $put_reply = &Apache::lonnet::putstore($ENV{'request.course.id'},
1713: \%newcontrib,
1714: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1715: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1716: $status='Editing class discussion'.($anon?' (anonymous)':'');
1717: } else {
1718: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1719: &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},
1720: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1721: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1722: }
1723: my %storenewentry=($symb => time);
1724: $status.='<br />'.&mt('Updating discussion time').': '.
1725: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1726: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1727: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1728: }
1729: my %record=&Apache::lonnet::restore('_discussion');
1730: my ($temp)=keys %record;
1731: unless ($temp=~/^error\:/) {
1732: my %newrecord=();
1733: $newrecord{'resource'}=$symb;
1734: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1735: $status.='<br />'.&mt('Registering').': '.
1736: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1737: }
1738: } else {
1739: $status.='Failed.';
1740: }
1741: return $status.'<br />';
1742: }
1743:
1744: # ----------------------------------------------------------- Preview function
1745:
1746: sub show_preview {
1747: my $r=shift;
1748: my $message=&clear_out_html($ENV{'form.comment'});
1749: $message=~s/\n/\<br \/\>/g;
1750: $message=&Apache::lonspeller::markeduptext($message);
1751: $message=&Apache::lontexconvert::msgtexconverted($message);
1752: my $subject=&clear_out_html($ENV{'form.subject'});
1753: $subject=~s/\n/\<br \/\>/g;
1754: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1755: $r->print('<table border="2"><tr><td>'.
1756: '<b>Subject:</b> '.$subject.'<br /><br />'.
1757: $message.'</td></tr></table>');
1758: }
1759:
1760: sub generate_preview_button {
1761: my $pre=&mt("Show Preview and Check Spelling");
1762: return(<<ENDPREVIEW);
1763: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1764: <input type="hidden" name="subject">
1765: <input type="hidden" name="comment" />
1766: <input type="button" value="$pre"
1767: onClick="if (typeof(document.mailform.onsubmit)!='undefined') {document.mailform.onsubmit();};this.form.comment.value=document.mailform.comment.value;this.form.subject.value=document.mailform.subject.value;this.form.submit();" />
1768: </form>
1769: ENDPREVIEW
1770: }
1771:
1772: sub handler {
1773: my $r = shift;
1774: if ($r->header_only) {
1775: &Apache::loncommon::content_type($r,'text/html');
1776: $r->send_http_header;
1777: return OK;
1778: }
1779:
1780: # --------------------------- Get query string for limited number of parameters
1781:
1782: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1783: ['hide','unhide','deldisc','postdata','preview','replydisc','editdisc','threadedon','threadedoff','onlyunread','allposts','previous','markread','markonread','markondisp','modifydisp','changes','navmaps','navurl','sortfilter','sortposts','applysort','rolefilter','statusfilter','sectionpick','posterlist','userpick']);
1784: if ($ENV{'form.posterlist'}) {
1785: &Apache::loncommon::content_type($r,'text/html');
1786: $r->send_http_header;
1787: my $symb=$ENV{'form.posterlist'};
1788: my $sortposts = $ENV{'form.sortposts'};
1789: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1790: my $previous=$ENV{'form.previous'};
1791: my $feedurl = &Apache::lonnet::clutter($url);
1792: # backward compatibility (bulletin boards used to be 'wrapped')
1793: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1794: $feedurl=~s|^/adm/wrapper||;
1795: }
1796: &print_showposters($r,$symb,$previous,$feedurl,$sortposts);
1797: return OK;
1798: }
1799: if ($ENV{'form.userpick'}) {
1800: &Apache::loncommon::content_type($r,'text/html');
1801: $r->send_http_header;
1802: my $symb=$ENV{'form.userpick'};
1803: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1804: my $previous=$ENV{'form.previous'};
1805: # backward compatibility (bulletin boards used to be 'wrapped')
1806: my $ressymb=$symb;
1807: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
1808: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
1809: }
1810: my $sort=$ENV{'form.sortposts'};
1811: my @posters = ();
1812: if (ref($ENV{'form.stuinfo'}) eq 'ARRAY') {
1813: @posters = $ENV{'form.stuinfo'};
1814: } else {
1815: $posters[0] = $ENV{'form.stuinfo'};
1816: }
1817: my $numpicks = @posters;
1818: if (defined($ENV{'form.userpick'})) {
1819: my %discinfo = ();
1820: $discinfo{$ressymb.'_userpick'} = join('&',@posters);
1821: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1822: }
1823: my $feedurl = &Apache::lonnet::clutter($url);
1824: # backward compatibility (bulletin boards used to be 'wrapped')
1825: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1826: $feedurl=~s|^/adm/wrapper||;
1827: }
1828: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',$previous,$sort,'','','',$numpicks);
1829: return OK;
1830: }
1831: if ($ENV{'form.applysort'}) {
1832: &Apache::loncommon::content_type($r,'text/html');
1833: $r->send_http_header;
1834: my $symb=$ENV{'form.applysort'};
1835: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1836: my $previous=$ENV{'form.previous'};
1837: my $sort = $ENV{'form.sortposts'};
1838: my $rolefilter = $ENV{'form.rolefilter'};
1839: my $statusfilter = $ENV{'form.statusfilter'};
1840: my $secpick = $ENV{'form.sectionpick'};
1841: my $feedurl = &Apache::lonnet::clutter($url);
1842: # backward compatibility (bulletin boards used to be 'wrapped')
1843: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1844: $feedurl=~s|^/adm/wrapper||;
1845: }
1846: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',$previous,$sort,$rolefilter,$statusfilter,$secpick);
1847: return OK;
1848: } elsif ($ENV{'form.sortfilter'}) {
1849: &Apache::loncommon::content_type($r,'text/html');
1850: $r->send_http_header;
1851: my $symb=$ENV{'form.sortfilter'};
1852: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1853: my $previous=$ENV{'form.previous'};
1854: my $feedurl = &Apache::lonnet::clutter($url);
1855: # backward compatibility (bulletin boards used to be 'wrapped')
1856: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1857: $feedurl=~s|^/adm/wrapper||;
1858: }
1859: &print_sortfilter_options($r,$symb,$previous,$feedurl);
1860: return OK;
1861: } elsif ($ENV{'form.navmaps'}) {
1862: my %discinfo = ();
1863: my @resources = ();
1864: if ($ENV{'form.navmaps'} =~ /:/) {
1865: @resources = split/:/,$ENV{'form.navmaps'};
1866: } else {
1867: @resources = ("$ENV{'form.navmaps'}");
1868: }
1869: my $numitems = @resources;
1870: my $feedurl = '/adm/navmaps';
1871: if ($ENV{'form.navurl'}) {
1872: $feedurl .= '?'.$ENV{'form.navurl'};
1873: }
1874: my %lt = &Apache::lonlocal::texthash(
1875: 'mnpa' => 'Marked "New" posts as read in a total of',
1876: 'robb' => 'resources/bulletin boards.'
1877: );
1878: foreach (@resources) {
1879: # backward compatibility (bulletin boards used to be 'wrapped')
1880: my $ressymb=$_;
1881: if ($ressymb =~ m/bulletin___\d+___/) {
1882: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
1883: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper/|;
1884: }
1885: }
1886: my $lastkey = $ressymb.'_lastread';
1887: $discinfo{$lastkey} = time;
1888: }
1889: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1890: &Apache::loncommon::content_type($r,'text/html');
1891: $r->send_http_header;
1892: $r->print (<<ENDREDIR);
1893: <html>
1894: <head>
1895: <title>New posts marked as read</title>
1896: <meta http-equiv="pragma" content="no-cache" />
1897: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1898: </head>
1899: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
1900: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1901: <b>$lt{'mnpa'} $numitems $lt{'robb'}</b>
1902: <form name="reldt" action="$feedurl" target="loncapaclient">
1903: </form>
1904: </body>
1905: </html>
1906: ENDREDIR
1907: return OK;
1908: } elsif ($ENV{'form.modifydisp'}) {
1909: &Apache::loncommon::content_type($r,'text/html');
1910: $r->send_http_header;
1911: my $symb=$ENV{'form.modifydisp'};
1912: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1913: my $previous=$ENV{'form.previous'};
1914: my ($dispchg,$markchg) = split/_/,$ENV{'form.changes'};
1915: my $feedurl = &Apache::lonnet::clutter($url);
1916: # backward compatibility (bulletin boards used to be 'wrapped')
1917: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1918: $feedurl=~s|^/adm/wrapper||;
1919: }
1920: &print_display_options($r,$symb,$previous,$dispchg,$markchg,$feedurl);
1921: return OK;
1922: } elsif (($ENV{'form.markondisp'}) || ($ENV{'form.markonread'}) || ($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'}) ) {
1923: &Apache::loncommon::content_type($r,'text/html');
1924: $r->send_http_header;
1925: my $previous=$ENV{'form.previous'};
1926: my ($map,$ind,$url);
1927: if (($ENV{'form.markondisp'}) || ($ENV{'form.markonread'})) {
1928: # ---------------------- Modify setting for identification of 'NEW' posts in this discussion
1929: my $symb=$ENV{'form.markondisp'}?$ENV{'form.markondisp'}:$ENV{'form.markonread'};
1930: my $ressymb = $symb;
1931: ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1932: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
1933: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
1934: }
1935: my %discinfo = ();
1936: my $lastkey = $ressymb.'_lastread';
1937: my $ondispkey = $ressymb.'_markondisp';
1938: if ($ENV{'form.markondisp'}) {
1939: $discinfo{$lastkey} = time;
1940: $discinfo{$ondispkey} = 1;
1941: } elsif ($ENV{'form.markonread'}) {
1942: if ( $previous > 0 ) {
1943: $discinfo{$lastkey} = $previous;
1944: }
1945: $discinfo{$ondispkey} = 0;
1946: }
1947: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1948: }
1949: if (($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'})) {
1950: # ----------------------------------------------------------------- Modify display setting for this discussion
1951: my $symb=$ENV{'form.allposts'}?$ENV{'form.allposts'}:$ENV{'form.onlyunread'};
1952: my $ressymb = $symb;
1953: ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1954: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
1955: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
1956: }
1957: my %discinfo = ();
1958: if ($ENV{'form.allposts'}) {
1959: $discinfo{$ressymb.'_showonlyunread'} = 0;
1960: } elsif ($ENV{'form.onlyunread'}) {
1961: $discinfo{$ressymb.'_showonlyunread'} = 1;
1962: }
1963: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1964: }
1965: if (($ENV{'form.markonread'}) || ($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'}) ) {
1966: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed display status').'<br />','0','0','',$previous);
1967: } else {
1968: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed display status').'<br />','0','0');
1969: }
1970: return OK;
1971: } elsif ($ENV{'form.markread'}) {
1972: # ----------------------------------------------------------------- Mark new posts as read
1973: &Apache::loncommon::content_type($r,'text/html');
1974: $r->send_http_header;
1975: my $symb=$ENV{'form.markread'};
1976: my $ressymb = $symb;
1977: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1978: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
1979: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
1980: }
1981: my %discinfo = ();
1982: my $lastkey = $ressymb.'_lastread';
1983: $discinfo{$lastkey} = time;
1984: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1985: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed reading status').'<br />','0','0');
1986: return OK;
1987: } elsif (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) {
1988: # ----------------------------------------------------------------- Hide/unhide
1989: &Apache::loncommon::content_type($r,'text/html');
1990: $r->send_http_header;
1991:
1992: my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'};
1993:
1994: my ($symb,$idx)=split(/\:\:\:/,$entry);
1995: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1996:
1997: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1998: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1999: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2000:
2001:
2002: my $currenthidden=$contrib{'hidden'};
2003: my $currentstudenthidden=$contrib{'studenthidden'};
2004:
2005: my $crs='/'.$ENV{'request.course.id'};
2006: if ($ENV{'request.course.sec'}) {
2007: $crs.='_'.$ENV{'request.course.sec'};
2008: }
2009: $crs=~s/\_/\//g;
2010: my $seeid=&Apache::lonnet::allowed('rin',$crs);
2011:
2012: if ($ENV{'form.hide'}) {
2013: $currenthidden.='.'.$idx.'.';
2014: unless ($seeid) {
2015: $currentstudenthidden.='.'.$idx.'.';
2016: }
2017: } else {
2018: $currenthidden=~s/\.$idx\.//g;
2019: }
2020: my %newhash=('hidden' => $currenthidden);
2021: if ( ($ENV{'form.hide'}) && (!$seeid) ) {
2022: $newhash{'studenthidden'} = $currentstudenthidden;
2023: }
2024:
2025: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
2026: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2027: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2028:
2029: &redirect_back($r,&Apache::lonnet::clutter($url),
2030: &mt('Changed discussion status').'<br />','0','0','',$ENV{'form.previous'});
2031: } elsif (($ENV{'form.threadedon'}) || ($ENV{'form.threadedoff'})) {
2032: &Apache::loncommon::content_type($r,'text/html');
2033: $r->send_http_header;
2034: if ($ENV{'form.threadedon'}) {
2035: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
2036: &Apache::lonnet::appenv('environment.threadeddiscussion' => 'on');
2037: } else {
2038: &Apache::lonnet::del('environment',['threadeddiscussion']);
2039: &Apache::lonnet::delenv('environment\.threadeddiscussion');
2040: }
2041: my $symb=$ENV{'form.threadedon'}?$ENV{'form.threadedon'}:$ENV{'form.threadedoff'};
2042: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2043: &redirect_back($r,&Apache::lonnet::clutter($url),
2044: &mt('Changed discussion view mode').'<br />','0','0','',$ENV{'form.previous'});
2045: } elsif ($ENV{'form.deldisc'}) {
2046: # --------------------------------------------------------------- Hide for good
2047: &Apache::loncommon::content_type($r,'text/html');
2048: $r->send_http_header;
2049:
2050: my $entry=$ENV{'form.deldisc'};
2051:
2052: my ($symb,$idx)=split(/\:\:\:/,$entry);
2053: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2054:
2055: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2056: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2057: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2058:
2059:
2060: my $currentdeleted=$contrib{'deleted'};
2061:
2062: $currentdeleted.='.'.$idx.'.';
2063:
2064: my %newhash=('deleted' => $currentdeleted);
2065:
2066: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
2067: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2068: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2069:
2070: &redirect_back($r,&Apache::lonnet::clutter($url),
2071: &mt('Changed discussion status').'<br />','0','0','',$ENV{'form.previous'});
2072: } elsif ($ENV{'form.preview'}) {
2073: # -------------------------------------------------------- User wants a preview
2074: $r->content_type('text/html');
2075: $r->send_http_header;
2076: &show_preview($r);
2077: } else {
2078: # ------------------------------------------------------------- Normal feedback
2079: my $feedurl=$ENV{'form.postdata'};
2080: $feedurl=~s/^http\:\/\///;
2081: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
2082: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
2083: $feedurl=~s/\?.+$//;
2084:
2085: my $symb;
2086: if ($ENV{'form.replydisc'}) {
2087: $symb=(split(/\:\:\:/,$ENV{'form.replydisc'}))[0];
2088: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
2089: $feedurl=&Apache::lonnet::clutter($url);
2090: } elsif ($ENV{'form.editdisc'}) {
2091: $symb=(split(/\:\:\:/,$ENV{'form.editdisc'}))[0];
2092: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
2093: $feedurl=&Apache::lonnet::clutter($url);
2094: } else {
2095: $symb=&Apache::lonnet::symbread($feedurl);
2096: }
2097: unless ($symb) {
2098: $symb=$ENV{'form.symb'};
2099: if ($symb) {
2100: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
2101: $feedurl=&Apache::lonnet::clutter($url);
2102: }
2103: }
2104: my $goahead=1;
2105: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {
2106: unless ($symb) { $goahead=0; }
2107: }
2108: # backward compatibility (bulletin boards used to be 'wrapped')
2109: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
2110: $feedurl=~s|^/adm/wrapper||;
2111: }
2112: if ($goahead) {
2113: # Go ahead with feedback, no ambiguous reference
2114: &Apache::loncommon::content_type($r,'text/html');
2115: $r->send_http_header;
2116:
2117: if (
2118: (
2119: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
2120: )
2121: ||
2122: ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))
2123: ||
2124: ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
2125: ) {
2126: # --------------------------------------------------- Print login screen header
2127: unless ($ENV{'form.sendit'}) {
2128: my $options=&screen_header($feedurl);
2129: if ($options) {
2130: &mail_screen($r,$feedurl,$options);
2131: } else {
2132: &fail_redirect($r,$feedurl);
2133: }
2134: } else {
2135:
2136: # Get previous user input
2137: my $prevattempts=&Apache::loncommon::get_previous_attempt(
2138: $symb,$ENV{'user.name'},$ENV{'user.domain'},
2139: $ENV{'request.course.id'});
2140:
2141: # Get output from resource
2142: my $usersaw=&resource_output($feedurl);
2143:
2144: # Get resource answer (need to allow student to view grades for this to work)
2145: &Apache::lonnet::appenv(('allowed.vgr'=>'F'));
2146: my $useranswer=&Apache::loncommon::get_student_answers(
2147: $symb,$ENV{'user.name'},$ENV{'user.domain'},
2148: $ENV{'request.course.id'});
2149: &Apache::lonnet::delenv('allowed.vgr');
2150: # Get attachments, if any, and not too large
2151: my $attachmenturl='';
2152: if ($ENV{'form.attachment.filename'}) {
2153: unless (length($ENV{'form.attachment'})>131072) {
2154: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback');
2155: }
2156: }
2157: # Filter HTML out of message (could be nasty)
2158: my $message=&clear_out_html($ENV{'form.comment'});
2159:
2160: # Assemble email
2161: my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
2162: $usersaw,$useranswer);
2163:
2164: # Who gets this?
2165: my ($typestyle,%to) = &decide_receiver($feedurl);
2166:
2167: # Actually send mail
2168: my ($status,$numsent)=&send_msg($feedurl,$email,$citations,
2169: $attachmenturl,%to);
2170:
2171: # Discussion? Store that.
2172:
2173: my $numpost=0;
2174: if ($ENV{'form.discuss'}) {
2175: my $subject = &clear_out_html($ENV{'form.subject'});
2176: $typestyle.=&adddiscuss($symb,$message,0,$attachmenturl,$subject);
2177: $numpost++;
2178: }
2179:
2180: if ($ENV{'form.anondiscuss'}) {
2181: my $subject = &clear_out_html($ENV{'form.subject'});
2182: $typestyle.=&adddiscuss($symb,$message,1,$attachmenturl,$subject);
2183: $numpost++;
2184: }
2185:
2186:
2187: # Receipt screen and redirect back to where came from
2188: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status,$ENV{'form.previous'});
2189:
2190: }
2191: } else {
2192: # Unable to give feedback
2193: &no_redirect_back($r,$feedurl);
2194: }
2195: } else {
2196: # Ambiguous Problem Resource
2197: if ( &Apache::lonnet::mod_perl_version() == 2 ) {
2198: &Apache::lonnet::cleanenv();
2199: }
2200: $r->internal_redirect('/adm/ambiguous');
2201: }
2202: }
2203: return OK;
2204: }
2205:
2206: 1;
2207: __END__
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