Annotation of loncom/interface/lonfeedback.pm, revision 1.84
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.84 ! raeburn 4: # $Id: lonfeedback.pm,v 1.83 2004/05/11 10:42:41 raeburn Exp $
1.19 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.77 www 28: ###
1.7 albertel 29:
1.1 www 30: package Apache::lonfeedback;
31:
32: use strict;
33: use Apache::Constants qw(:common);
1.3 www 34: use Apache::lonmsg();
1.9 albertel 35: use Apache::loncommon();
1.33 www 36: use Apache::lontexconvert();
1.62 www 37: use Apache::lonlocal;
1.54 www 38:
39: sub list_discussion {
1.81 raeburn 40: my ($mode,$status,$symb)=@_;
1.77 www 41: # &Apache::lonnet::logthis("status is $status");
42: if (!($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
43: || $status eq 'OPEN')) {
1.75 albertel 44: return '';
45: }
1.84 ! raeburn 46:
! 47: my @bgcols = ("#cccccc","#eeeeee");
1.57 www 48: my $discussiononly=0;
49: if ($mode eq 'board') { $discussiononly=1; }
1.55 www 50: unless ($ENV{'request.course.id'}) { return ''; }
51: my $crs='/'.$ENV{'request.course.id'};
52: if ($ENV{'request.course.sec'}) {
53: $crs.='_'.$ENV{'request.course.sec'};
54: }
55: $crs=~s/\_/\//g;
1.54 www 56: unless ($symb) {
57: $symb=&Apache::lonnet::symbread();
58: }
59: unless ($symb) { return ''; }
1.78 raeburn 60:
1.80 raeburn 61: # backward compatibility (bulletin boards used to be 'wrapped')
62: my $ressymb=$symb;
63: if ($mode eq 'board') {
64: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
65: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
66: }
67: }
68:
69: # Get discussion display settings for this discussion
70: my $lastkey = $ressymb.'_lastread';
71: my $showkey = $ressymb.'_showonlyunread';
72: my $visitkey = $ressymb.'_visit';
1.84 ! raeburn 73: my $ondispkey = $ressymb.'_markondisp';
! 74: my %dischash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$lastkey,$showkey,$visitkey,$ondispkey],$ENV{'user.domain'},$ENV{'user.name'});
! 75: my %discinfo = ();
1.80 raeburn 76: my $showonlyunread = 0;
1.84 ! raeburn 77: my $markondisp = 0;
1.79 raeburn 78: my $prevread = 0;
1.81 raeburn 79: my $previous = 0;
1.80 raeburn 80: my $visit = 0;
81: my $newpostsflag = 0;
82:
1.81 raeburn 83: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
84: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous']);
85: $previous = $ENV{'form.previous'};
1.80 raeburn 86: if ($previous > 0) {
87: $prevread = $previous;
88: } elsif (defined($dischash{$lastkey})) {
1.84 ! raeburn 89: unless ($dischash{$lastkey} eq '') {
! 90: $prevread = $dischash{$lastkey};
! 91: }
1.80 raeburn 92: }
1.79 raeburn 93:
1.84 ! raeburn 94: # Get discussion display default settings for user
! 95: my %userenv = &Apache::lonnet::get('environment',['discdisplay','discmarkread'],$ENV{'user.domain'},$ENV{'user.name'});
1.83 raeburn 96: my $discdisplay=$userenv{'discdisplay'};
97: if ($discdisplay eq 'unread') {
98: $showonlyunread = 1;
99: }
1.84 ! raeburn 100: my $discmarkread=$userenv{'discmarkread'};
! 101: if ($discmarkread eq 'ondisp') {
! 102: $markondisp = 1;
! 103: }
! 104:
! 105: # Override user's default if user specified display setting for this discussion
! 106: if (defined($dischash{$ondispkey})) {
! 107: $markondisp = $dischash{$ondispkey};
! 108: }
! 109: if ($markondisp) {
! 110: $discinfo{$lastkey} = time;
! 111: }
1.83 raeburn 112:
1.80 raeburn 113: if (defined($dischash{$showkey})) {
114: $showonlyunread = $dischash{$showkey};
115: }
116:
117: if (defined($dischash{$visitkey})) {
118: $visit = $dischash{$visitkey};
1.78 raeburn 119: }
1.80 raeburn 120: $visit ++;
1.78 raeburn 121:
1.54 www 122: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.77 www 123: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
124: && ($symb=~/\.(problem|exam|quiz|assess|survey|form)$/));
1.68 www 125: my @discussionitems=();
1.73 albertel 126: my %contrib=&Apache::lonnet::restore($ressymb,$ENV{'request.course.id'},
1.54 www 127: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
128: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.67 www 129: my $visible=0;
1.68 www 130: my @depth=();
131: my @original=();
132: my @index=();
133: my @replies=();
134: my %alldiscussion=();
1.80 raeburn 135: my %notshown = ();
1.84 ! raeburn 136: my %newitem = ();
1.68 www 137: my $maxdepth=0;
138:
1.69 www 139: my $target='';
140: unless ($ENV{'browser.interface'} eq 'textual' ||
141: $ENV{'environment.remote'} eq 'off' ) {
142: $target='target="LONcom"';
143: }
1.79 raeburn 144:
145: my $now = time;
1.80 raeburn 146: $discinfo{$visitkey} = $visit;
147:
148: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.79 raeburn 149:
1.54 www 150: if ($contrib{'version'}) {
1.84 ! raeburn 151: my $oldest = $contrib{'1:timestamp'};
! 152: if ($prevread eq '0') {
! 153: $prevread = $oldest-1;
! 154: }
1.64 www 155: for (my $id=1;$id<=$contrib{'version'};$id++) {
156: my $idx=$id;
1.80 raeburn 157: my $posttime = $contrib{$idx.':timestamp'};
1.84 ! raeburn 158: if ($prevread <= $posttime) {
1.80 raeburn 159: $newpostsflag = 1;
160: }
1.54 www 161: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
162: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
1.68 www 163: my $origindex='0.';
1.69 www 164: if (($contrib{$idx.':replyto'}) && ($ENV{'environment.threadeddiscussion'})) {
1.68 www 165: # this is a follow-up message
166: $original[$idx]=$original[$contrib{$idx.':replyto'}];
167: $depth[$idx]=$depth[$contrib{$idx.':replyto'}]+1;
168: $origindex=$index[$contrib{$idx.':replyto'}];
169: if ($depth[$idx]>$maxdepth) { $maxdepth=$depth[$idx]; }
170: } else {
171: # this is an original message
172: $original[$idx]=0;
173: $depth[$idx]=0;
174: }
175: if ($replies[$depth[$idx]]) {
176: $replies[$depth[$idx]]++;
177: } else {
178: $replies[$depth[$idx]]=1;
179: }
1.54 www 180: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.67 www 181: $visible++;
1.54 www 182: my $message=$contrib{$idx.':message'};
183: $message=~s/\n/\<br \/\>/g;
184: $message=&Apache::lontexconvert::msgtexconverted($message);
1.78 raeburn 185: my $subject=$contrib{$idx.':subject'};
186: if (defined($subject)) {
187: $subject=~s/\n/\<br \/\>/g;
188: $subject=&Apache::lontexconvert::msgtexconverted($subject);
189: }
1.54 www 190: if ($contrib{$idx.':attachmenturl'}) {
1.82 albertel 191: my ($fname)
192: =($contrib{$idx.':attachmenturl'}=~m|/([^/]+)$|);
193: &Apache::lonnet::allowuploaded('/adm/feedback',
194: $contrib{$idx.':attachmenturl'});
195: $message.='<p>'.&mt('Attachment').
196: ': <a href="'.$contrib{$idx.':attachmenturl'}.'"><tt>'.
197: $fname.'</tt></a></p>';
1.54 www 198: }
199: if ($message) {
200: if ($hidden) {
201: $message='<font color="#888888">'.$message.'</font>';
202: }
203: my $screenname=&Apache::loncommon::screenname(
204: $contrib{$idx.':sendername'},
205: $contrib{$idx.':senderdomain'});
206: my $plainname=&Apache::loncommon::nickname(
207: $contrib{$idx.':sendername'},
208: $contrib{$idx.':senderdomain'});
209:
1.62 www 210: my $sender=&mt('Anonymous');
1.54 www 211: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
212: $sender=&Apache::loncommon::aboutmewrapper(
213: $plainname,
214: $contrib{$idx.':sendername'},
215: $contrib{$idx.':senderdomain'}).' ('.
216: $contrib{$idx.':sendername'}.' at '.
217: $contrib{$idx.':senderdomain'}.')';
218: if ($contrib{$idx.':anonymous'}) {
1.62 www 219: $sender.=' ['.&mt('anonymous').'] '.
1.54 www 220: $screenname;
221: }
222: if ($seeid) {
223: if ($hidden) {
224: $sender.=' <a href="/adm/feedback?unhide='.
1.80 raeburn 225: $ressymb.':::'.$idx;
226: if ($newpostsflag) {
227: $sender .= '&previous='.$prevread;
228: }
229: $sender .= '">'.&mt('Make Visible').'</a>';
1.54 www 230: } else {
231: $sender.=' <a href="/adm/feedback?hide='.
1.80 raeburn 232: $ressymb.':::'.$idx;
233: if ($newpostsflag) {
234: $sender .= '&previous='.$prevread;
235: }
236: $sender .= '">'.&mt('Hide').'</a>';
1.54 www 237: }
238: $sender.=' <a href="/adm/feedback?deldisc='.
1.80 raeburn 239: $ressymb.':::'.$idx;
240: if ($newpostsflag) {
241: $sender .= '&previous='.$prevread;
242: }
243: $sender .= '">'.&mt('Delete').'</a>';
1.64 www 244: }
1.54 www 245: } else {
246: if ($screenname) {
247: $sender='<i>'.$screenname.'</i>';
248: }
1.77 www 249: }
250: if (&Apache::lonnet::allowed('pch',
251: $ENV{'request.course.id'}.
252: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
253: $sender.=' <a href="/adm/feedback?replydisc='.
1.80 raeburn 254: $ressymb.':::'.$idx;
255: if ($newpostsflag) {
256: $sender .= '&previous='.$prevread;
257: }
258: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1.54 www 259: }
260: my $vgrlink;
261: if ($viewgrades) {
262: $vgrlink=&Apache::loncommon::submlink('Submissions',
263: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$symb);
264: }
1.68 www 265: #figure out at what position this needs to print
266: my $thisindex=$idx;
1.69 www 267: if ($ENV{'environment.threadeddiscussion'}) {
1.68 www 268: $thisindex=$origindex.substr('00'.$replies[$depth[$idx]],-2,2);
269: }
270: $alldiscussion{$thisindex}=$idx;
271: $index[$idx]=$thisindex;
1.79 raeburn 272: my $spansize = 2;
1.80 raeburn 273: if ($showonlyunread && $prevread > $posttime) {
274: $notshown{$idx} = 1;
1.78 raeburn 275: } else {
1.80 raeburn 276: if ($prevread > 0 && $prevread <= $posttime) {
1.84 ! raeburn 277: $newitem{$idx} = 1;
! 278: $discussionitems[$idx] .= '
! 279: <p><table border="0" width="100%">
! 280: <tr><td align="left"><font color="#FF0000"><b>NEW</b></font></td>';
! 281: } else {
! 282: $newitem{$idx} = 0;
! 283: $discussionitems[$idx] .= '
! 284: <p><table border="0" width="100%">
! 285: <tr><td align="left"> </td>';
1.80 raeburn 286: }
287: $discussionitems[$idx] .= '<td align ="left"> '.
288: '<b>'.$subject.'</b> '.
289: $sender.'</b> '.$vgrlink.' ('.
290: localtime($posttime).')</td></tr>'.
291: '</table><blockquote>'.$message.'</blockquote></p>';
1.78 raeburn 292: }
293: }
294: }
1.54 www 295: }
1.64 www 296: }
1.80 raeburn 297:
1.67 www 298: my $discussion='';
1.84 ! raeburn 299:
! 300: my $function = &Apache::loncommon::get_users_function();
! 301: my $color = &Apache::loncommon::designparm($function.'.tabbg',
! 302: $ENV{'user.domain'});
! 303: my %lt = &Apache::lonlocal::texthash(
! 304: 'cuse' => 'Current settings for this discussion',
! 305: 'allposts' => 'All posts',
! 306: 'unread' => 'New posts only',
! 307: 'ondisp' => 'Once displayed',
! 308: 'onmark' => 'Once marked read',
! 309: 'disa' => 'Posts to be displayed',
! 310: 'npce' => 'Posts cease to be marked "NEW"',
! 311: 'chgt' => 'Change to ',
! 312: );
! 313:
! 314: my $currdisp = $lt{'allposts'};
! 315: my $currmark = $lt{'onmark'};
! 316: my $dispchange = $lt{'unread'};
! 317: my $markchange = $lt{'ondisp'};
! 318: my $displink = '/adm/feedback?onlyunread='.$ressymb;
! 319: my $marklink = '/adm/feedback?markondisp='.$ressymb;
! 320:
! 321: if ($markondisp) {
! 322: $currmark = $lt{'ondisp'};
! 323: $markchange = $lt{'onmark'};
! 324: $marklink = '/adm/feedback?markonread='.$ressymb;
! 325: if ($newpostsflag) {
! 326: $marklink .= '&previous='.$prevread;
! 327: }
! 328: }
! 329:
! 330: if ($showonlyunread) {
! 331: $currdisp = $lt{'unread'};
! 332: $dispchange = $lt{'allposts'};
! 333: $displink = '/adm/feedback?allposts='.$ressymb;
! 334: }
! 335:
! 336: if ($newpostsflag) {
! 337: $displink .= '&previous='.$prevread;
! 338: }
! 339:
1.67 www 340: if ($visible) {
1.80 raeburn 341: # Print the discusssion
1.67 www 342: $discussion.='<table bgcolor="#AAAAAA" cellpadding="2" cellspacing="2" border="0">';
1.84 ! raeburn 343: my $colspan=$maxdepth+1;
! 344: $discussion .= '<tr bgcolor="#FFFFFF"><td colspan="'.$colspan.'" valign="top">'.
! 345: '<table border="0" bgcolor="#FFFFFF" width="100%" cellspacing="2" cellpadding="2">'.
! 346: '<tr><td align="left"><b>'.$lt{'cuse'}.'</b></td><td> </td><td align="right"><b>'.$lt{'chgt'}.'</b></td></tr>'.
! 347: '<tr><td>'.$lt{'disa'}.': <i>'.$currdisp.'</i></td><td> </td><td align="right"><a href="'.$displink.'">'.$dispchange.'</a></td></tr>'.
! 348: '<tr><td>'.$lt{'npce'}.': <i>'.$currmark.'</i></td><td> </td><td align="right"><a href="'.$marklink.'">'.$markchange.'</a></td></tr>'.
! 349: '</table></td></tr>'.
! 350: '<tr><td bgcolor="#DDDDBB" colspan="'.$colspan.'">'.
! 351: '<table border="0" width="100%" bgcolor="#DDDDBB"><tr>';
! 352: if ($visible>2) {
! 353: $discussion.='<td align="left">'.
! 354: '<a href="/adm/feedback?threadedon='.$ressymb;
! 355: if ($newpostsflag) {
! 356: $discussion .= '&previous='.$prevread;
! 357: }
! 358: $discussion .='">'.&mt('Threaded View').'</a> '.
! 359: '<a href="/adm/feedback?threadedoff='.$ressymb;
! 360: if ($newpostsflag) {
! 361: $discussion .= '&previous='.$prevread;
! 362: }
! 363: $discussion .='">'.&mt('Chronological View').'</a> </td>';
! 364: }
! 365: if ($newpostsflag) {
! 366: if (!$markondisp) {
! 367: $discussion .='<td align="right"><a href="/adm/feedback?markread='.$ressymb.'">'.&mt('Mark new posts as read').'</a> ';
1.78 raeburn 368: } else {
1.84 ! raeburn 369: $discussion .= '<td> </td>';
1.78 raeburn 370: }
1.84 ! raeburn 371: } else {
! 372: $discussion .= '<td> </td>';
! 373: }
! 374: $discussion .= '</tr></table></td></tr>';
! 375:
1.80 raeburn 376: my $numhidden = keys %notshown;
377: if ($numhidden > 0) {
378: my $colspan = $maxdepth+1;
379: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
380: '<a href="/adm/feedback?allposts='.$ressymb;
381: if ($newpostsflag) {
382: $discussion .= '&previous='.$prevread;
383: }
384: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
385: $numhidden.' '.&mt('previously viewed posts').
386: '<br/></td></tr>';
387: }
1.68 www 388: foreach (sort { $a <=> $b } keys %alldiscussion) {
1.80 raeburn 389: unless ($notshown{$alldiscussion{$_}} eq '1') {
390: $discussion.="\n<tr>";
391: my $thisdepth=$depth[$alldiscussion{$_}];
392: for (1..$thisdepth) {
393: $discussion.='<td> </td>';
394: }
395: my $colspan=$maxdepth-$thisdepth+1;
1.84 ! raeburn 396: $discussion.='<td bgcolor="'.$bgcols[$newitem{$alldiscussion{$_}}].'" colspan="'.$colspan.'">'.
1.80 raeburn 397: $discussionitems[$alldiscussion{$_}].
398: '</td></tr>';
1.69 www 399: }
1.80 raeburn 400: }
401: $discussion.='</table><br /><br />';
1.54 www 402: }
403: if ($discussiononly) {
404: $discussion.=(<<ENDDISCUSS);
405: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data">
406: <input type="submit" name="discuss" value="Post Discussion" />
407: <input type="submit" name="anondiscuss" value="Post Anonymous Discussion" />
1.73 albertel 408: <input type="hidden" name="symb" value="$ressymb" />
1.54 www 409: <input type="hidden" name="sendit" value="true" />
410: <br />
411: <font size="1">Note: in anonymous discussion, your name is visible only to
412: course faculty</font><br />
1.78 raeburn 413: <b>Title:</b> <input type="text" name="subject" value="" size="30" /><br /><br />
1.63 albertel 414: <textarea name="comment" cols="60" rows="10" wrap="hard"></textarea>
1.54 www 415: <p>
416: Attachment (128 KB max size): <input type="file" name="attachment" />
417: </p>
418: </form>
419: ENDDISCUSS
420: $discussion.=&generate_preview_button();
1.74 www 421: } else {
422: if (&Apache::lonnet::allowed('pch',
423: $ENV{'request.course.id'}.
424: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
425: $discussion.='<table bgcolor="#BBBBBB"><tr><td><a href="/adm/feedback?replydisc='.
426: $symb.':::" '.$target.'>'.
427: '<img src="/adm/lonMisc/chat.gif" border="0" />'.
428: &mt('Post Discussion').'</a></td></tr></table>';
429: }
430: }
1.54 www 431: return $discussion;
432: }
1.1 www 433:
1.6 albertel 434: sub mail_screen {
435: my ($r,$feedurl,$options) = @_;
1.45 www 436: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion',
437: '','onLoad="window.focus();"');
1.51 albertel 438: my $title=&Apache::lonnet::gettitle($feedurl);
439: if (!$title) { $title = $feedurl; }
1.69 www 440: my $quote='';
1.78 raeburn 441: my $subject = '';
1.80 raeburn 442: my $prevtag = '';
1.69 www 443: if ($ENV{'form.replydisc'}) {
444: my ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
445: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
446: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
447: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.80 raeburn 448: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.69 www 449: my $message=$contrib{$idx.':message'};
450: $message=~s/\n/\<br \/\>/g;
451: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($message).'</blockquote>';
1.79 raeburn 452: if ($idx > 0) {
453: $subject = 'Re: '.$contrib{$idx.':subject'};
454: }
1.69 www 455: }
1.80 raeburn 456: if ($ENV{'form.previous'}) {
457: $prevtag = '<input type="hidden" name="previous" value="'.$ENV{'form.previous'}.'" />';
458: }
1.69 www 459: }
1.47 bowersj2 460: my $latexHelp = Apache::loncommon::helpLatexCheatsheet();
1.74 www 461: my $send=&mt('Send');
1.6 albertel 462: $r->print(<<ENDDOCUMENT);
1.1 www 463: <html>
464: <head>
465: <title>The LearningOnline Network with CAPA</title>
1.7 albertel 466: <meta http-equiv="pragma" content="no-cache"></meta>
1.63 albertel 467: <script type="text/javascript">
468: //<!--
1.5 www 469: function gosubmit() {
470: var rec=0;
1.12 albertel 471: if (typeof(document.mailform.elements.author)!="undefined") {
1.5 www 472: if (document.mailform.elements.author.checked) {
473: rec=1;
474: }
475: }
1.12 albertel 476: if (typeof(document.mailform.elements.question)!="undefined") {
1.5 www 477: if (document.mailform.elements.question.checked) {
478: rec=1;
479: }
480: }
1.12 albertel 481: if (typeof(document.mailform.elements.course)!="undefined") {
1.5 www 482: if (document.mailform.elements.course.checked) {
483: rec=1;
484: }
485: }
1.12 albertel 486: if (typeof(document.mailform.elements.policy)!="undefined") {
1.5 www 487: if (document.mailform.elements.policy.checked) {
488: rec=1;
489: }
490: }
1.12 albertel 491: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.10 www 492: if (document.mailform.elements.discuss.checked) {
493: rec=1;
494: }
495: }
1.14 www 496: if (typeof(document.mailform.elements.anondiscuss)!="undefined") {
497: if (document.mailform.elements.anondiscuss.checked) {
498: rec=1;
499: }
500: }
1.5 www 501:
502: if (rec) {
503: document.mailform.submit();
504: } else {
505: alert('Please check a feedback type.');
506: }
507: }
1.63 albertel 508: //-->
1.5 www 509: </script>
1.1 www 510: </head>
1.29 www 511: $bodytag
1.51 albertel 512: <h2><tt>$title</tt></h2>
1.43 www 513: <form action="/adm/feedback" method="post" name="mailform"
514: enctype="multipart/form-data">
1.80 raeburn 515: $prevtag
1.63 albertel 516: <input type="hidden" name="postdata" value="$feedurl" />
1.68 www 517: <input type="hidden" name="replydisc" value="$ENV{'form.replydisc'}" />
1.5 www 518: Please check at least one of the following feedback types:
1.63 albertel 519: $options<hr />
1.69 www 520: $quote
1.63 albertel 521: <p>My question/comment/feedback:</p>
522: <p>
1.47 bowersj2 523: $latexHelp
1.78 raeburn 524: Title: <input type="text" name="subject" size="30" value="$subject" /></p>
525: <p>
1.63 albertel 526: <textarea name="comment" cols="60" rows="10" wrap="hard">
527: </textarea></p>
528: <p>
1.42 www 529: Attachment (128 KB max size): <input type="file" name="attachment" />
530: </p>
531: <p>
532: <input type="hidden" name="sendit" value="1" />
1.74 www 533: <input type="button" value="$send" onClick='gosubmit();' />
1.42 www 534: </p>
1.2 www 535: </form>
1.1 www 536: ENDDOCUMENT
1.33 www 537: $r->print(&generate_preview_button().'</body></html>');
1.6 albertel 538: }
539:
540: sub fail_redirect {
541: my ($r,$feedurl) = @_;
1.70 www 542: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.6 albertel 543: $r->print (<<ENDFAILREDIR);
1.72 albertel 544: <html>
1.5 www 545: <head><title>Feedback not sent</title>
1.63 albertel 546: <meta http-equiv="pragma" content="no-cache" />
547: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.5 www 548: </head>
549: <body bgcolor="#FFFFFF">
1.63 albertel 550: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.8 www 551: <b>Sorry, no recipients ...</b>
1.5 www 552: </body>
553: </html>
554: ENDFAILREDIR
555: }
1.4 www 556:
1.6 albertel 557: sub redirect_back {
1.80 raeburn 558: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status,$previous) = @_;
559: my $prevtag = '';
560: my $qrystr = '';
1.70 www 561: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 562: if ($previous > 0) {
563: $qrystr = 'previous='.$previous;
564: if ($feedurl =~ /\?register=1/) {
565: $feedurl .= '&'.$qrystr;
566: } else {
567: $feedurl .= '?'.$qrystr;
568: }
569: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
570: }
1.6 albertel 571: $r->print (<<ENDREDIR);
1.72 albertel 572: <html>
1.3 www 573: <head>
574: <title>Feedback sent</title>
1.63 albertel 575: <meta http-equiv="pragma" content="no-cache" />
1.80 raeburn 576: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.2 www 577: </head>
1.49 www 578: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
1.63 albertel 579: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.5 www 580: $typestyle
1.32 albertel 581: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.63 albertel 582: <font color="red">$status</font>
1.49 www 583: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 584: $prevtag
1.49 www 585: </form>
1.2 www 586: </body>
587: </html>
588: ENDREDIR
589: }
1.6 albertel 590:
591: sub no_redirect_back {
592: my ($r,$feedurl) = @_;
593: $r->print (<<ENDNOREDIR);
1.72 albertel 594: <html>
1.2 www 595: <head><title>Feedback not sent</title>
1.63 albertel 596: <meta http-equiv="pragma" content="no-cache" />
1.7 albertel 597: ENDNOREDIR
598:
1.8 www 599: if ($feedurl!~/^\/adm\/feedback/) {
1.7 albertel 600: $r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2; url='.$feedurl.'">');
601: }
602:
1.8 www 603: $r->print (<<ENDNOREDIRTWO);
1.2 www 604: </head>
1.49 www 605: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { self.close(); }'>
1.63 albertel 606: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.8 www 607: <b>Sorry, no feedback possible on this resource ...</b>
1.2 www 608: </body>
609: </html>
1.8 www 610: ENDNOREDIRTWO
1.2 www 611: }
1.6 albertel 612:
613: sub screen_header {
1.65 www 614: my ($feedurl) = @_;
615: my $msgoptions='';
616: my $discussoptions='';
617: unless ($ENV{'form.replydisc'}) {
618: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) {
619: $msgoptions=
620: '<p><input type="checkbox" name="author" /> '.
621: &mt('Feedback to resource author').'</p>';
622: }
623: if (&feedback_available(1)) {
624: $msgoptions.=
625: '<br /><input type="checkbox" name="question" /> '.
626: &mt('Question about resource content');
627: }
628: if (&feedback_available(0,1)) {
629: $msgoptions.=
630: '<br /><input type="checkbox" name="course" /> '.
631: &mt('Question/Comment/Feedback about course content');
632: }
633: if (&feedback_available(0,0,1)) {
634: $msgoptions.=
635: '<br /><input type="checkbox" name="policy" /> '.
636: &mt('Question/Comment/Feedback about course policy');
637: }
638: }
639: if ($ENV{'request.course.id'}) {
640: if (&Apache::lonnet::allowed('pch',
641: $ENV{'request.course.id'}.
642: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.74 www 643: $discussoptions='<input type="checkbox" name="discuss" onClick="this.form.anondiscuss.checked=false;" '.
644: ($ENV{'form.replydisc'}?' checked="1"':'').' /> '.
1.65 www 645: &mt('Contribution to course discussion of resource');
646: $discussoptions.='<br /><input type="checkbox" name="anondiscuss" onClick="this.form.discuss.checked=false;" /> '.
647: &mt('Anonymous contribution to course discussion of resource').
648: ' <i>('.&mt('name only visible to course faculty').')</i>';
1.20 www 649: }
1.65 www 650: }
1.74 www 651: if ($msgoptions) { $msgoptions='<h2><img src="/adm/lonMisc/feedback.gif" />'.&mt('Sending Messages').'</h2>'.$msgoptions; }
1.65 www 652: if ($discussoptions) {
1.74 www 653: $discussoptions='<h2><img src="/adm/lonMisc/chat.gif" />'.&mt('Discussion Contributions').'</h2>'.$discussoptions; }
1.65 www 654: return $msgoptions.$discussoptions;
1.6 albertel 655: }
656:
657: sub resource_output {
658: my ($feedurl) = @_;
1.46 albertel 659: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 660: $usersaw=~s/\<body[^\>]*\>//gi;
661: $usersaw=~s/\<\/body\>//gi;
662: $usersaw=~s/\<html\>//gi;
663: $usersaw=~s/\<\/html\>//gi;
664: $usersaw=~s/\<head\>//gi;
665: $usersaw=~s/\<\/head\>//gi;
666: $usersaw=~s/action\s*\=/would_be_action\=/gi;
667: return $usersaw;
668: }
669:
670: sub clear_out_html {
1.39 www 671: my ($message,$override)=@_;
1.37 albertel 672: my $cid=$ENV{'request.course.id'};
1.39 www 673: if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
674: ($override)) {
1.37 albertel 675: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
676: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG>
677: my %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
1.61 www 678: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
679: M=>1);
1.37 albertel 680:
681: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 682: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.37 albertel 683: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 684: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.37 albertel 685: } else {
686: $message=~s/\</\<\;/g;
687: $message=~s/\>/\>\;/g;
688: }
1.6 albertel 689: return $message;
690: }
691:
692: sub assemble_email {
1.40 albertel 693: my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_;
1.6 albertel 694: my $email=<<"ENDEMAIL";
695: Refers to <a href="$feedurl">$feedurl</a>
696:
697: $message
698: ENDEMAIL
699: my $citations=<<"ENDCITE";
700: <h2>Previous attempts of student (if applicable)</h2>
701: $prevattempts
1.63 albertel 702: <br /><hr />
1.6 albertel 703: <h2>Original screen output (if applicable)</h2>
704: $usersaw
1.40 albertel 705: <h2>Correct Answer(s) (if applicable)</h2>
706: $useranswer
1.6 albertel 707: ENDCITE
708: return ($email,$citations);
709: }
710:
1.35 www 711: sub secapply {
712: my $rec=shift;
1.36 www 713: my $defaultflag=shift;
714: $rec=~s/\s+//g;
715: $rec=~s/\@/\:/g;
716: my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
717: if ($sections) {
718: foreach (split(/\;/,$sections)) {
719: if (($_ eq $ENV{'request.course.sec'}) ||
720: ($defaultflag && ($_ eq '*'))) {
721: return $adr;
722: }
723: }
724: } else {
725: return $rec;
726: }
727: return '';
1.35 www 728: }
729:
1.6 albertel 730: sub decide_receiver {
1.36 www 731: my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
1.6 albertel 732: my $typestyle='';
733: my %to=();
1.36 www 734: if ($ENV{'form.author'}||$author) {
1.8 www 735: $typestyle.='Submitting as Author Feedback<br>';
1.6 albertel 736: $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
737: $to{$2.':'.$1}=1;
738: }
1.36 www 739: if ($ENV{'form.question'}||$question) {
1.8 www 740: $typestyle.='Submitting as Question<br>';
1.24 harris41 741: foreach (split(/\,/,
742: $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'})
743: ) {
1.36 www 744: my $rec=&secapply($_,$defaultflag);
745: if ($rec) { $to{$rec}=1; }
1.24 harris41 746: }
1.6 albertel 747: }
1.36 www 748: if ($ENV{'form.course'}||$course) {
1.63 albertel 749: $typestyle.='Submitting as Comment<br />';
1.24 harris41 750: foreach (split(/\,/,
751: $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'})
752: ) {
1.36 www 753: my $rec=&secapply($_,$defaultflag);
754: if ($rec) { $to{$rec}=1; }
1.24 harris41 755: }
1.6 albertel 756: }
1.36 www 757: if ($ENV{'form.policy'}||$policy) {
1.63 albertel 758: $typestyle.='Submitting as Policy Feedback<br />';
1.24 harris41 759: foreach (split(/\,/,
760: $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'})
761: ) {
1.36 www 762: my $rec=&secapply($_,$defaultflag);
763: if ($rec) { $to{$rec}=1; }
1.24 harris41 764: }
1.6 albertel 765: }
1.36 www 766: if ((scalar(%to) eq '0') && (!$defaultflag)) {
767: ($typestyle,%to)=
768: &decide_receiver($feedurl,$author,$question,$course,$policy,1);
769: }
1.6 albertel 770: return ($typestyle,%to);
1.36 www 771: }
772:
773: sub feedback_available {
774: my ($question,$course,$policy)=@_;
775: my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
776: return scalar(%to);
1.6 albertel 777: }
778:
779: sub send_msg {
1.43 www 780: my ($feedurl,$email,$citations,$attachmenturl,%to)=@_;
1.6 albertel 781: my $status='';
782: my $sendsomething=0;
1.24 harris41 783: foreach (keys %to) {
1.6 albertel 784: if ($_) {
1.22 www 785: my $declutter=&Apache::lonnet::declutter($feedurl);
1.8 www 786: unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),
1.43 www 787: 'Feedback ['.$declutter.']',$email,$citations,$feedurl,
788: $attachmenturl)=~/ok/) {
1.63 albertel 789: $status.='<br />'.&mt('Error sending message to').' '.$_.'<br />';
1.6 albertel 790: } else {
791: $sendsomething++;
792: }
793: }
1.24 harris41 794: }
1.18 www 795:
796: my %record=&Apache::lonnet::restore('_feedback');
797: my ($temp)=keys %record;
798: unless ($temp=~/^error\:/) {
799: my %newrecord=();
800: $newrecord{'resource'}=$feedurl;
801: $newrecord{'subnumber'}=$record{'subnumber'}+1;
802: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
1.63 albertel 803: $status.='<br />'.&mt('Not registered').'<br />';
1.18 www 804: }
805: }
806:
1.6 albertel 807: return ($status,$sendsomething);
808: }
809:
1.13 www 810: sub adddiscuss {
1.78 raeburn 811: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 812: my $status='';
1.23 www 813: if (&Apache::lonnet::allowed('pch',$ENV{'request.course.id'}.
814: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.20 www 815:
1.13 www 816: my %contrib=('message' => $email,
817: 'sendername' => $ENV{'user.name'},
1.26 www 818: 'senderdomain' => $ENV{'user.domain'},
819: 'screenname' => $ENV{'environment.screenname'},
820: 'plainname' => $ENV{'environment.firstname'}.' '.
821: $ENV{'environment.middlename'}.' '.
822: $ENV{'environment.lastname'}.' '.
1.42 www 823: $ENV{'enrironment.generation'},
1.78 raeburn 824: 'attachmenturl'=> $attachmenturl,
825: 'subject' => $subject);
1.65 www 826: if ($ENV{'form.replydisc'}) {
1.66 www 827: $contrib{'replyto'}=(split(/\:\:\:/,$ENV{'form.replydisc'}))[1];
1.65 www 828: }
1.14 www 829: if ($anon) {
830: $contrib{'anonymous'}='true';
831: }
1.13 www 832: if (($symb) && ($email)) {
1.14 www 833: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.13 www 834: &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},
835: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1.17 www 836: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.21 www 837: my %storenewentry=($symb => time);
1.63 albertel 838: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 839: &Apache::lonnet::put('discussiontimes',\%storenewentry,
840: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
841: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.13 www 842: }
1.17 www 843: my %record=&Apache::lonnet::restore('_discussion');
844: my ($temp)=keys %record;
845: unless ($temp=~/^error\:/) {
846: my %newrecord=();
847: $newrecord{'resource'}=$symb;
848: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 849: $status.='<br />'.&mt('Registering').': '.
1.21 www 850: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 851: }
852: } else {
853: $status.='Failed.';
1.17 www 854: }
1.63 albertel 855: return $status.'<br />';
1.13 www 856: }
857:
1.33 www 858: # ----------------------------------------------------------- Preview function
859:
860: sub show_preview {
861: my $r=shift;
862: my $message=&clear_out_html($ENV{'form.comment'});
863: $message=~s/\n/\<br \/\>/g;
864: $message=&Apache::lontexconvert::msgtexconverted($message);
1.78 raeburn 865: my $subject=&clear_out_html($ENV{'form.subject'});
866: $subject=~s/\n/\<br \/\>/g;
867: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.33 www 868: $r->print('<table border="2"><tr><td>'.
1.78 raeburn 869: '<b>Subject:</b> '.$subject.'<br /><br />'.
1.33 www 870: $message.'</td></tr></table>');
871: }
872:
873: sub generate_preview_button {
1.65 www 874: my $pre=&mt("Show Preview");
1.33 www 875: return(<<ENDPREVIEW);
876: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.78 raeburn 877: <input type="hidden" name="subject">
1.33 www 878: <input type="hidden" name="comment" />
1.65 www 879: <input type="button" value="$pre"
1.78 raeburn 880: onClick="this.form.comment.value=document.mailform.comment.value;this.form.subject.value=document.mailform.subject.value;this.form.submit();" />
1.33 www 881: </form>
882: ENDPREVIEW
883: }
1.71 www 884:
1.6 albertel 885: sub handler {
886: my $r = shift;
1.8 www 887: if ($r->header_only) {
1.71 www 888: &Apache::loncommon::content_type($r,'text/html');
1.8 www 889: $r->send_http_header;
890: return OK;
891: }
1.15 www 892:
893: # --------------------------- Get query string for limited number of parameters
894:
1.27 stredwic 895: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.84 ! raeburn 896: ['hide','unhide','deldisc','postdata','preview','replydisc','threadedon','threadedoff','onlyunread','allposts','previous','markread','markonread','markondisp']);
! 897:
! 898: if (($ENV{'form.markondisp'}) || ($ENV{'form.markonread'})) {
! 899: # ---------------------- Modify setting for identification of 'NEW' posts in this discussion
1.15 www 900:
1.84 ! raeburn 901: &Apache::loncommon::content_type($r,'text/html');
! 902: $r->send_http_header;
! 903: my $symb=$ENV{'form.markondisp'}?$ENV{'form.markondisp'}:$ENV{'form.markonread'};
! 904: my $ressymb = $symb;
! 905: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
! 906: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
! 907: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
! 908: }
! 909:
! 910: my %discinfo = ();
! 911: my $lastkey = $ressymb.'_lastread';
! 912: my $ondispkey = $ressymb.'_markondisp';
! 913: if ($ENV{'form.markondisp'}) {
! 914: $discinfo{$lastkey} = time;
! 915: $discinfo{$ondispkey} = 1;
! 916: } elsif ($ENV{'form.markonread'}) {
! 917: if ( defined($ENV{'previous'}) ) {
! 918: $discinfo{$lastkey} = $ENV{'previous'};
! 919: }
! 920: $discinfo{$ondispkey} = 0;
! 921: }
! 922: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
! 923: if ($ENV{'form.markondisp'}) {
! 924: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed display status').'<br />','0','0');
! 925: } else {
! 926: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed display status').'<br />','0','0','',$ENV{'form.previous'});
! 927: }
! 928: return OK;
! 929: } elsif (($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'})) {
1.80 raeburn 930: # ----------------------------------------------------------------- Modify display setting for this discussion
1.78 raeburn 931: &Apache::loncommon::content_type($r,'text/html');
932: $r->send_http_header;
1.80 raeburn 933: my $symb=$ENV{'form.allposts'}?$ENV{'form.allposts'}:$ENV{'form.onlyunread'};
1.84 ! raeburn 934: my $ressymb = $symb;
1.78 raeburn 935: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1.84 ! raeburn 936: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
! 937: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
! 938: }
! 939: my %discinfo = ();
! 940: if ($ENV{'form.allposts'}) {
! 941: $discinfo{$ressymb.'_showonlyunread'} = 0;
! 942: } elsif ($ENV{'form.onlyunread'}) {
! 943: $discinfo{$ressymb.'_showonlyunread'} = 1;
! 944: }
! 945: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
! 946: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed display status').'<br />','0','0','',$ENV{'form.previous'});
! 947: return OK;
! 948: } elsif ($ENV{'form.markread'}) {
! 949: # ----------------------------------------------------------------- Mark new posts as read
! 950: &Apache::loncommon::content_type($r,'text/html');
! 951: $r->send_http_header;
! 952: my $symb=$ENV{'form.markread'};
! 953: my $ressymb = $symb;
! 954: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
! 955: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
! 956: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
1.78 raeburn 957: }
1.84 ! raeburn 958: my %discinfo = ();
! 959: my $lastkey = $ressymb.'_lastread';
! 960: $discinfo{$lastkey} = time;
! 961: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
! 962: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed reading status').'<br />','0','0');
1.78 raeburn 963: return OK;
964: } elsif (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) {
1.15 www 965: # ----------------------------------------------------------------- Hide/unhide
1.71 www 966: &Apache::loncommon::content_type($r,'text/html');
1.15 www 967: $r->send_http_header;
968:
969: my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'};
970:
971: my ($symb,$idx)=split(/\:\:\:/,$entry);
1.52 www 972: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1.15 www 973:
974: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
975: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
976: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
977:
978:
979: my $currenthidden=$contrib{'hidden'};
980:
981: if ($ENV{'form.hide'}) {
982: $currenthidden.='.'.$idx.'.';
983: } else {
984: $currenthidden=~s/\.$idx\.//g;
985: }
986: my %newhash=('hidden' => $currenthidden);
1.38 www 987:
988: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
989: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
990: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
991:
992: &redirect_back($r,&Apache::lonnet::clutter($url),
1.80 raeburn 993: &mt('Changed discussion status').'<br />','0','0','',$ENV{'form.previous'});
1.69 www 994: } elsif (($ENV{'form.threadedon'}) || ($ENV{'form.threadedoff'})) {
1.72 albertel 995: &Apache::loncommon::content_type($r,'text/html');
996: $r->send_http_header;
1.69 www 997: if ($ENV{'form.threadedon'}) {
998: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
999: &Apache::lonnet::appenv('environment.threadeddiscussion' => 'on');
1000: } else {
1001: &Apache::lonnet::del('environment',['threadeddiscussion']);
1002: &Apache::lonnet::delenv('environment\.threadeddiscussion');
1.72 albertel 1003: }
1.69 www 1004: my $symb=$ENV{'form.threadedon'}?$ENV{'form.threadedon'}:$ENV{'form.threadedoff'};
1005: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1006: &redirect_back($r,&Apache::lonnet::clutter($url),
1.80 raeburn 1007: &mt('Changed discussion view mode').'<br />','0','0','',$ENV{'form.previous'});
1.38 www 1008: } elsif ($ENV{'form.deldisc'}) {
1009: # --------------------------------------------------------------- Hide for good
1.71 www 1010: &Apache::loncommon::content_type($r,'text/html');
1.38 www 1011: $r->send_http_header;
1012:
1013: my $entry=$ENV{'form.deldisc'};
1014:
1015: my ($symb,$idx)=split(/\:\:\:/,$entry);
1.52 www 1016: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1.38 www 1017:
1018: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1019: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1020: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1021:
1022:
1023: my $currentdeleted=$contrib{'deleted'};
1024:
1025: $currentdeleted.='.'.$idx.'.';
1026:
1027: my %newhash=('deleted' => $currentdeleted);
1.15 www 1028:
1029: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
1030: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1031: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1032:
1.30 www 1033: &redirect_back($r,&Apache::lonnet::clutter($url),
1.80 raeburn 1034: &mt('Changed discussion status').'<br />','0','0','',$ENV{'form.previous'});
1.33 www 1035: } elsif ($ENV{'form.preview'}) {
1036: # -------------------------------------------------------- User wants a preview
1.76 albertel 1037: $r->content_type('text/html');
1038: $r->send_http_header;
1.33 www 1039: &show_preview($r);
1.15 www 1040: } else {
1041: # ------------------------------------------------------------- Normal feedback
1.6 albertel 1042: my $feedurl=$ENV{'form.postdata'};
1043: $feedurl=~s/^http\:\/\///;
1044: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
1045: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
1.62 www 1046: $feedurl=~s/\?.+$//;
1.8 www 1047:
1.66 www 1048: my $symb;
1049: if ($ENV{'form.replydisc'}) {
1050: $symb=(split(/\:\:\:/,$ENV{'form.replydisc'}))[0];
1051: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
1052: $feedurl=&Apache::lonnet::clutter($url);
1053: } else {
1054: $symb=&Apache::lonnet::symbread($feedurl);
1055: }
1.31 www 1056: unless ($symb) {
1057: $symb=$ENV{'form.symb'};
1058: if ($symb) {
1.52 www 1059: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
1.31 www 1060: $feedurl=&Apache::lonnet::clutter($url);
1061: }
1062: }
1.8 www 1063: my $goahead=1;
1064: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {
1065: unless ($symb) { $goahead=0; }
1066: }
1.74 www 1067: # backward compatibility (bulltin boards used to be 'wrapped')
1.73 albertel 1068: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1069: $feedurl=~s|^/adm/wrapper||;
1070: }
1.8 www 1071: if ($goahead) {
1072: # Go ahead with feedback, no ambiguous reference
1.71 www 1073: &Apache::loncommon::content_type($r,'text/html');
1.8 www 1074: $r->send_http_header;
1.6 albertel 1075:
1.8 www 1076: if (
1.7 albertel 1077: (
1078: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
1079: )
1080: ||
1081: ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))
1.31 www 1082: ||
1083: ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.7 albertel 1084: ) {
1.6 albertel 1085: # --------------------------------------------------- Print login screen header
1086: unless ($ENV{'form.sendit'}) {
1087: my $options=&screen_header($feedurl);
1088: if ($options) {
1089: &mail_screen($r,$feedurl,$options);
1090: } else {
1091: &fail_redirect($r,$feedurl);
1092: }
1093: } else {
1094:
1095: # Get previous user input
1.9 albertel 1096: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.11 albertel 1097: $symb,$ENV{'user.name'},$ENV{'user.domain'},
1.9 albertel 1098: $ENV{'request.course.id'});
1.6 albertel 1099:
1100: # Get output from resource
1101: my $usersaw=&resource_output($feedurl);
1102:
1.50 albertel 1103: # Get resource answer (need to allow student to view grades for this to work)
1104: &Apache::lonnet::appenv(('allowed.vgr'=>'F'));
1.40 albertel 1105: my $useranswer=&Apache::loncommon::get_student_answers(
1106: $symb,$ENV{'user.name'},$ENV{'user.domain'},
1107: $ENV{'request.course.id'});
1.50 albertel 1108: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 1109: # Get attachments, if any, and not too large
1110: my $attachmenturl='';
1111: if ($ENV{'form.attachment.filename'}) {
1112: unless (length($ENV{'form.attachment'})>131072) {
1.82 albertel 1113: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback');
1.42 www 1114: }
1115: }
1.6 albertel 1116: # Filter HTML out of message (could be nasty)
1.39 www 1117: my $message=&clear_out_html($ENV{'form.comment'});
1.6 albertel 1118:
1119: # Assemble email
1.8 www 1120: my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
1.40 albertel 1121: $usersaw,$useranswer);
1122:
1.6 albertel 1123: # Who gets this?
1124: my ($typestyle,%to) = &decide_receiver($feedurl);
1125:
1126: # Actually send mail
1.43 www 1127: my ($status,$numsent)=&send_msg($feedurl,$email,$citations,
1128: $attachmenturl,%to);
1.13 www 1129:
1130: # Discussion? Store that.
1131:
1.32 albertel 1132: my $numpost=0;
1.13 www 1133: if ($ENV{'form.discuss'}) {
1.78 raeburn 1134: my $subject = &clear_out_html($ENV{'form.subject'});
1135: $typestyle.=&adddiscuss($symb,$message,0,$attachmenturl,$subject);
1.32 albertel 1136: $numpost++;
1.13 www 1137: }
1.6 albertel 1138:
1.14 www 1139: if ($ENV{'form.anondiscuss'}) {
1.78 raeburn 1140: my $subject = &clear_out_html($ENV{'form.subject'});
1141: $typestyle.=&adddiscuss($symb,$message,1,$attachmenturl,$subject);
1.32 albertel 1142: $numpost++;
1.14 www 1143: }
1144:
1145:
1.6 albertel 1146: # Receipt screen and redirect back to where came from
1.80 raeburn 1147: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status,$ENV{'form.previous'});
1.6 albertel 1148:
1149: }
1.8 www 1150: } else {
1.7 albertel 1151: # Unable to give feedback
1.6 albertel 1152: &no_redirect_back($r,$feedurl);
1.8 www 1153: }
1154: } else {
1155: # Ambiguous Problem Resource
1.60 albertel 1156: if ( &Apache::lonnet::mod_perl_version() == 2 ) {
1.53 albertel 1157: &Apache::lonnet::cleanenv();
1.58 albertel 1158: }
1.53 albertel 1159: $r->internal_redirect('/adm/ambiguous');
1.6 albertel 1160: }
1.15 www 1161: }
1.6 albertel 1162: return OK;
1.1 www 1163: }
1164:
1165: 1;
1166: __END__
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