Annotation of loncom/interface/lonfeedback.pm, revision 1.125
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.125 ! raeburn 4: # $Id: lonfeedback.pm,v 1.124 2004/09/13 12:19:14 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();
1.86 www 37: use Apache::lonlocal; # must not have ()
38: use Apache::lonhtmlcommon();
1.112 raeburn 39: use HTML::LCParser();
1.106 www 40: use Apache::lonspeller();
1.116 raeburn 41: use Cwd;
1.54 www 42:
1.92 albertel 43: sub discussion_open {
1.122 raeburn 44: my ($status,$symb)=@_;
1.92 albertel 45: if (defined($status) &&
46: !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
1.77 www 47: || $status eq 'OPEN')) {
1.92 albertel 48: return 0;
1.75 albertel 49: }
1.122 raeburn 50: my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
1.89 albertel 51: if (defined($close) && $close ne '' && $close < time) {
1.92 albertel 52: return 0;
1.89 albertel 53: }
1.92 albertel 54: return 1;
55: }
56:
57: sub discussion_visible {
58: my ($status)=@_;
59: if (not &discussion_open($status)) {
60: my $hidden=&Apache::lonnet::EXT('resource.0.discusshide');
61: if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) {
1.122 raeburn 62: if (!$ENV{'request.role.adv'}) { return 0; }
1.92 albertel 63: }
64: }
65: return 1;
1.90 albertel 66: }
1.84 raeburn 67:
1.90 albertel 68: sub list_discussion {
1.115 sakharuk 69: my ($mode,$status,$symb)=@_;
1.95 sakharuk 70: my $outputtarget=$ENV{'form.grade_target'};
1.116 raeburn 71: if (defined($ENV{'form.export'})) {
72: if($ENV{'form.export'}) {
73: $outputtarget = 'export';
74: }
75: }
1.92 albertel 76: if (not &discussion_visible($status)) { return ''; }
1.84 raeburn 77: my @bgcols = ("#cccccc","#eeeeee");
1.57 www 78: my $discussiononly=0;
79: if ($mode eq 'board') { $discussiononly=1; }
1.55 www 80: unless ($ENV{'request.course.id'}) { return ''; }
81: my $crs='/'.$ENV{'request.course.id'};
1.101 raeburn 82: my $cid=$ENV{'request.course.id'};
1.55 www 83: if ($ENV{'request.course.sec'}) {
84: $crs.='_'.$ENV{'request.course.sec'};
85: }
86: $crs=~s/\_/\//g;
1.54 www 87: unless ($symb) {
88: $symb=&Apache::lonnet::symbread();
89: }
90: unless ($symb) { return ''; }
1.100 raeburn 91: my %usernamesort = ();
92: my %namesort =();
93: my %subjectsort = ();
1.80 raeburn 94: # backward compatibility (bulletin boards used to be 'wrapped')
95: my $ressymb=$symb;
96: if ($mode eq 'board') {
97: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
98: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
99: }
100: }
101:
102: # Get discussion display settings for this discussion
103: my $lastkey = $ressymb.'_lastread';
104: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 105: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 106: my $visitkey = $ressymb.'_visit';
1.84 raeburn 107: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 108: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 109: my $toggkey = $ressymb.'_readtoggle';
110: my $readkey = $ressymb.'_read';
111:
112: my %dischash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$lastkey,$showkey,$markkey,$visitkey,$ondispkey,$userpickkey,$toggkey,$readkey],$ENV{'user.domain'},$ENV{'user.name'});
1.84 raeburn 113: my %discinfo = ();
1.80 raeburn 114: my $showonlyunread = 0;
1.111 raeburn 115: my $showunmark = 0;
1.84 raeburn 116: my $markondisp = 0;
1.79 raeburn 117: my $prevread = 0;
1.81 raeburn 118: my $previous = 0;
1.80 raeburn 119: my $visit = 0;
120: my $newpostsflag = 0;
1.101 raeburn 121: my @posters = split/\&/,$dischash{$userpickkey};
1.80 raeburn 122:
1.81 raeburn 123: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.101 raeburn 124: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','totposters']);
1.100 raeburn 125: my $sortposts = $ENV{'form.sortposts'};
1.101 raeburn 126: my $rolefilter = $ENV{'form.rolefilter'};
127: my $statusfilter = $ENV{'form.statusfilter'};
128: my $sectionpick = $ENV{'form.sectionpick'};
129: my $totposters = $ENV{'form.totposters'};
1.81 raeburn 130: $previous = $ENV{'form.previous'};
1.80 raeburn 131: if ($previous > 0) {
132: $prevread = $previous;
133: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 134: unless ($dischash{$lastkey} eq '') {
135: $prevread = $dischash{$lastkey};
136: }
1.80 raeburn 137: }
1.79 raeburn 138:
1.108 raeburn 139: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 140: my %roleshash = ();
141: my %roleinfo = ();
142: if ($rolefilter) {
143: %roleshash = &Apache::lonnet::dump('nohist_userroles',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
144: foreach (keys %roleshash) {
145: my ($role,$uname,$udom,$sec) = split/:/,$_;
146: my ($end,$start) = split/:/,$roleshash{$_};
147: my $now = time;
148: my $status = 'Active';
149: if (($now < $start) || ($end > 0 && $now > $end)) {
150: $status = 'Expired';
151: }
152: push @{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status;
153: }
154: my ($classlist) = &Apache::loncoursedata::get_classlist(
155: $ENV{'request.course.id'},
156: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
157: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
158: my $sec_index = &Apache::loncoursedata::CL_SECTION();
159: my $status_index = &Apache::loncoursedata::CL_STATUS();
160: while (my ($student,$data) = each %$classlist) {
161: my ($section,$status) = ($data->[$sec_index],
162: $data->[$status_index]);
163: push @{$roleinfo{$student}}, 'st:'.$section.':'.$status;
164: }
165: }
166:
1.84 raeburn 167: # Get discussion display default settings for user
168: my %userenv = &Apache::lonnet::get('environment',['discdisplay','discmarkread'],$ENV{'user.domain'},$ENV{'user.name'});
1.83 raeburn 169: my $discdisplay=$userenv{'discdisplay'};
170: if ($discdisplay eq 'unread') {
171: $showonlyunread = 1;
172: }
1.84 raeburn 173: my $discmarkread=$userenv{'discmarkread'};
174: if ($discmarkread eq 'ondisp') {
175: $markondisp = 1;
176: }
177:
178: # Override user's default if user specified display setting for this discussion
179: if (defined($dischash{$ondispkey})) {
1.123 raeburn 180: unless ($dischash{$ondispkey} eq '') {
181: $markondisp = $dischash{$ondispkey};
182: }
1.84 raeburn 183: }
184: if ($markondisp) {
185: $discinfo{$lastkey} = time;
186: }
1.83 raeburn 187:
1.80 raeburn 188: if (defined($dischash{$showkey})) {
1.123 raeburn 189: unless ($dischash{$showkey} eq '') {
190: $showonlyunread = $dischash{$showkey};
191: }
1.80 raeburn 192: }
193:
1.111 raeburn 194: if (defined($dischash{$markkey})) {
1.123 raeburn 195: unless ($dischash{$markkey} eq '') {
196: $showunmark = $dischash{$markkey};
197: }
1.111 raeburn 198: }
199:
1.80 raeburn 200: if (defined($dischash{$visitkey})) {
1.123 raeburn 201: unless ($dischash{$visitkey} eq '') {
202: $visit = $dischash{$visitkey};
203: }
1.78 raeburn 204: }
1.80 raeburn 205: $visit ++;
1.78 raeburn 206:
1.54 www 207: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.77 www 208: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
209: && ($symb=~/\.(problem|exam|quiz|assess|survey|form)$/));
1.68 www 210: my @discussionitems=();
1.101 raeburn 211: my %shown = ();
212: my @posteridentity=();
1.116 raeburn 213:
214: my $current=0;
1.67 www 215: my $visible=0;
1.68 www 216: my @depth=();
1.116 raeburn 217: my @replies = ();
1.68 www 218: my %alldiscussion=();
1.116 raeburn 219: my %imsitems=();
220: my %imsfiles=();
1.80 raeburn 221: my %notshown = ();
1.84 raeburn 222: my %newitem = ();
1.68 www 223: my $maxdepth=0;
224:
1.69 www 225: my $target='';
226: unless ($ENV{'browser.interface'} eq 'textual' ||
227: $ENV{'environment.remote'} eq 'off' ) {
228: $target='target="LONcom"';
229: }
1.111 raeburn 230:
1.79 raeburn 231: my $now = time;
1.80 raeburn 232: $discinfo{$visitkey} = $visit;
233:
234: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.116 raeburn 235: &build_posting_display(\%usernamesort,\%subjectsort,\%namesort,\%notshown,\%newitem,\%dischash,\%shown,\%alldiscussion,\%imsitems,\%imsfiles,\%roleinfo,\@discussionitems,\@replies,\@depth,\@posters,\$maxdepth,\$visible,\$newpostsflag,\$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$ressymb,$target,$readkey,$showunmark,$showonlyunread,$totposters,$rolefilter,$sectionpick,$statusfilter,$toggkey,$outputtarget);
1.80 raeburn 236:
1.67 www 237: my $discussion='';
1.116 raeburn 238: my $manifestfile;
239: my $manifestok=0;
240: my $tempexport;
241: my $imsresources;
242: my $copyresult;
1.84 raeburn 243:
244: my $function = &Apache::loncommon::get_users_function();
245: my $color = &Apache::loncommon::designparm($function.'.tabbg',
246: $ENV{'user.domain'});
247: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 248: 'cuse' => 'Current discussion settings',
1.84 raeburn 249: 'allposts' => 'All posts',
250: 'unread' => 'New posts only',
1.111 raeburn 251: 'unmark' => 'Unread only',
1.84 raeburn 252: 'ondisp' => 'Once displayed',
1.111 raeburn 253: 'onmark' => 'Once marked not NEW',
254: 'toggoff' => 'Off',
255: 'toggon' => 'On',
1.84 raeburn 256: 'disa' => 'Posts to be displayed',
257: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 258: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 259: 'chgt' => 'Change',
260: 'disp' => 'Display',
261: 'nolo' => 'Not new',
1.111 raeburn 262: 'togg' => 'Toggle read/unread',
1.84 raeburn 263: );
264:
265: my $currdisp = $lt{'allposts'};
266: my $currmark = $lt{'onmark'};
1.111 raeburn 267: my $currtogg = $lt{'toggoff'};
1.84 raeburn 268: my $dispchange = $lt{'unread'};
269: my $markchange = $lt{'ondisp'};
1.111 raeburn 270: my $toggchange = $lt{'toggon'};
1.97 raeburn 271: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 272: my $displinkA = 'onlyunread';
273: my $displinkB = 'onlyunmark';
1.97 raeburn 274: my $marklink = 'markondisp';
1.111 raeburn 275: my $togglink = 'toggon';
1.84 raeburn 276:
277: if ($markondisp) {
278: $currmark = $lt{'ondisp'};
279: $markchange = $lt{'onmark'};
1.97 raeburn 280: $marklink = 'markonread';
1.84 raeburn 281: }
282:
283: if ($showonlyunread) {
284: $currdisp = $lt{'unread'};
285: $dispchange = $lt{'allposts'};
1.111 raeburn 286: $displinkA = 'allposts';
1.84 raeburn 287: }
1.111 raeburn 288:
289: if ($showunmark) {
290: $currdisp = $lt{'unmark'};
291: $dispchange = $lt{'unmark'};
292: $displinkA='allposts';
293: $displinkB='onlyunread';
294: $showonlyunread = 0;
295: }
296:
297: if ($dischash{$toggkey}) {
298: $currtogg = $lt{'toggon'};
299: $toggchange = $lt{'toggoff'};
300: $togglink = 'toggoff';
301: }
1.97 raeburn 302:
1.111 raeburn 303: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 304:
305: if ($newpostsflag) {
1.97 raeburn 306: $chglink .= '&previous='.$prevread;
1.84 raeburn 307: }
308:
1.67 www 309: if ($visible) {
1.80 raeburn 310: # Print the discusssion
1.116 raeburn 311: if ($outputtarget eq 'tex') {
312: $discussion.='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
313: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
314: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
315: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
316: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}</tex>';
317: } elsif ($outputtarget eq 'export') {
318: # Create temporary directory if this is an export
319: my $now = time;
320: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
321: if (!-e $tempexport) {
322: mkdir($tempexport,0700);
323: }
324: $tempexport .= '/'.$now;
325: if (!-e $tempexport) {
326: mkdir($tempexport,0700);
327: }
328: $tempexport .= '/'.$ENV{'user.domain'}.'_'.$ENV{'user.name'};
329: if (!-e $tempexport) {
330: mkdir($tempexport,0700);
331: }
332: # open manifest file
333: my $manifest = '/imsmanifest.xml';
334: my $manifestfilename = $tempexport.$manifest;
335: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
336: $manifestok=1;
337: print $manifestfile qq|
338: <?xml version="1.0" encoding="UTF-8"?>
339: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
340: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
341: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
342: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
343: <organizations default="$ressymb">
344: <organization identifier="$ressymb">
345: <title>Discussion for $ressymb</title>\n|;
346: } else {
347: $discussion .= 'An error occurred opening the manifest file.<br />';
348: }
349: } else {
1.97 raeburn 350: my $colspan=$maxdepth+1;
1.102 raeburn 351: $discussion.= qq|
352: <script>
353: function studentdelete (symb,idx,newflag,previous) {
354: var symbparm = symb+':::'+idx
355: var prevparm = ""
356: if (newflag == 1) {
357: prevparm = "&previous="+previous
358: }
359: 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")) {
360: document.location.href = "/adm/feedback?hide="+symbparm+prevparm
361: }
362: }
363: </script>
364: |;
1.111 raeburn 365: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$symb.'"><table bgcolor="#AAAAAA" cellpadding="2" cellspacing="2" border="0">';
1.97 raeburn 366: $discussion .='<tr><td bgcolor="#DDDDBB" colspan="'.$colspan.'">'.
1.95 sakharuk 367: '<table border="0" width="100%" bgcolor="#DDDDBB"><tr>';
368: if ($visible>2) {
369: $discussion.='<td align="left">'.
370: '<a href="/adm/feedback?threadedon='.$ressymb;
371: if ($newpostsflag) {
372: $discussion .= '&previous='.$prevread;
373: }
374: $discussion .='">'.&mt('Threaded View').'</a> '.
375: '<a href="/adm/feedback?threadedoff='.$ressymb;
376: if ($newpostsflag) {
377: $discussion .= '&previous='.$prevread;
378: }
1.100 raeburn 379: $discussion .='">'.&mt('Chronological View').'</a>
380: <a href= "/adm/feedback?sortfilter='.$ressymb;
381: if ($newpostsflag) {
382: $discussion .= '&previous='.$prevread;
383: }
384: $discussion .='">'.&mt('Sorting/Filtering options').'</a>  ';
385: } else {
386: $discussion .= '<td align="left">';
387: }
388: $discussion .='<a href= "/adm/feedback?export='.$ressymb;
389: if ($newpostsflag) {
390: $discussion .= '&previous='.$prevread;
391: }
392: $discussion .= '">'.&mt('Export').'?</a> </td>';
1.95 sakharuk 393: if ($newpostsflag) {
394: if (!$markondisp) {
1.111 raeburn 395: $discussion .='<td align="right"><a href="/adm/feedback?markread='.$ressymb.'">'.&mt('Mark NEW posts no longer new').'</a> ';
1.95 sakharuk 396: } else {
397: $discussion .= '<td> </td>';
398: }
399: } else {
400: $discussion .= '<td> </td>';
401: }
402: $discussion .= '</tr></table></td></tr>';
1.116 raeburn 403:
404: my $numhidden = keys %notshown;
405: if ($numhidden > 0) {
406: my $colspan = $maxdepth+1;
407: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.80 raeburn 408: '<a href="/adm/feedback?allposts='.$ressymb;
1.116 raeburn 409: if ($newpostsflag) {
410: $discussion .= '&previous='.$prevread;
411: }
412: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 413: $numhidden.' ';
1.116 raeburn 414: if ($showunmark) {
415: $discussion .= &mt('posts previously marked read');
416: } else {
417: $discussion .= &mt('previously viewed posts');
418: }
419: $discussion .= '<br/></td></tr>';
1.111 raeburn 420: }
1.80 raeburn 421: }
1.100 raeburn 422:
423: # Choose sort mechanism
424: my @showposts = ();
425: if ($sortposts eq 'descdate') {
426: @showposts = (sort { $b <=> $a } keys %alldiscussion);
427: } elsif ($sortposts eq 'thread') {
428: @showposts = (sort { $a <=> $b } keys %alldiscussion);
429: } elsif ($sortposts eq 'subject') {
430: foreach (sort keys %subjectsort) {
431: push @showposts, @{$subjectsort{$_}};
432: }
433: } elsif ($sortposts eq 'username') {
434: foreach my $domain (sort keys %usernamesort) {
435: foreach (sort keys %{$usernamesort{$domain}}) {
436: push @showposts, @{$usernamesort{$domain}{$_}};
437: }
438: }
439: } elsif ($sortposts eq 'lastfirst') {
440: foreach my $last (sort keys %namesort) {
441: foreach (sort keys %{$namesort{$last}}) {
442: push @showposts, @{$namesort{$last}{$_}};
443: }
444: }
445: } else {
446: $sortposts = 'ascdate';
447: @showposts = (sort { $a <=> $b } keys %alldiscussion);
448: }
1.116 raeburn 449: my $currdepth = 0;
450: my $firstidx = $alldiscussion{$showposts[0]};
1.100 raeburn 451: foreach (@showposts) {
1.116 raeburn 452: unless (($sortposts eq 'thread') || ($sortposts eq 'ascdate' && $ENV{'environment.threadeddiscussion'}) || ($outputtarget eq 'export')) {
1.100 raeburn 453: $alldiscussion{$_} = $_;
454: }
1.101 raeburn 455: unless ( ($notshown{$alldiscussion{$_}} eq '1') || ($shown{$alldiscussion{$_}} == 0) ) {
1.117 albertel 456: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 457: $discussion.="\n<tr>";
458: }
1.80 raeburn 459: my $thisdepth=$depth[$alldiscussion{$_}];
1.117 albertel 460: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 461: for (1..$thisdepth) {
462: $discussion.='<td> </td>';
463: }
464: }
1.80 raeburn 465: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 466: if ($outputtarget eq 'tex') {
1.95 sakharuk 467: #cleanup block
468: $discussionitems[$alldiscussion{$_}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
469: $discussionitems[$alldiscussion{$_}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
470: my $threadinsert='';
471: if ($thisdepth > 0) {
472: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
473: }
474: $discussionitems[$alldiscussion{$_}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
1.102 raeburn 475: $discussionitems[$alldiscussion{$_}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
1.95 sakharuk 476: $discussionitems[$alldiscussion{$_}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 477:
478: $discussionitems[$alldiscussion{$_}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$_}];
479: $discussion.=$discussionitems[$alldiscussion{$_}];
1.116 raeburn 480: } elsif ($outputtarget eq 'export') {
481: my $postfilename = $alldiscussion{$_}.'-'.$imsitems{$alldiscussion{$_}}{'timestamp'}.'.html';
482: if ($manifestok) {
483: if (($depth[$alldiscussion{$_}] <= $currdepth) && ($alldiscussion{$_} != $firstidx)) {
484: print $manifestfile ' </item>'."\n";
485: }
486: $currdepth = $depth[$alldiscussion{$_}];
487: print $manifestfile "\n".
488: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$_}.'" isvisible="'.
489: $imsitems{$alldiscussion{$_}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$_}.'">'.
490: '<title>'.$imsitems{$alldiscussion{$_}}{'title'}.'</title>';
491: $imsresources .= "\n".
492: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$_}.'" type="webcontent" href="'.$postfilename.'">'.
493: '<file href="'.$alldiscussion{$_}.'.html">'."\n".
494: $imsfiles{$alldiscussion{$_}}{$imsitems{$alldiscussion{$_}}{'currversion'}}."\n".
495: '</resource>';
496: }
497: my $postingfile;
498: my $postingfilename = $tempexport.'/'.$postfilename;
499: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
500: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
501: $imsitems{$alldiscussion{$_}}{'title'}.' '.
502: $imsitems{$alldiscussion{$_}}{'sender'}.
503: $imsitems{$alldiscussion{$_}}{'timestamp'}.'<br /><br />'.
504: $imsitems{$alldiscussion{$_}}{'message'}.'<br />'.
505: $imsitems{$alldiscussion{$_}}{'attach'}.'</body></html>'."\n";
506: close($postingfile);
507: } else {
508: $discussion .= 'An error occurred opening the export file for posting '.$alldiscussion{$_}.'<br />';
509: }
510: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$_}}{'allattachments'},$tempexport);
511: } else {
512: $discussion.='<td bgcolor="'.$bgcols[$newitem{$alldiscussion{$_}}].
513: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$_}].
514: '</td></tr>';
515: }
1.69 www 516: }
1.80 raeburn 517: }
1.116 raeburn 518: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 519: my $colspan=$maxdepth+1;
1.111 raeburn 520: $discussion .= <<END;
1.97 raeburn 521: <tr bgcolor="#FFFFFF">
1.98 raeburn 522: <td colspan="$colspan" valign="top">
1.97 raeburn 523: <table border="0" bgcolor="#FFFFFF" width="100%" cellspacing="2" cellpadding="2">
524: <tr>
525: <td align="left">
526: <table border="0" cellpadding="0" cellspacing="4">
527: <tr>
528: <td>
529: <font size="-1"><b>$lt{'cuse'}</b>:</td>
530: <td> </td>
1.111 raeburn 531: <td><font size="-1">
1.97 raeburn 532: END
533: if ($newpostsflag) {
534: $discussion .=
1.111 raeburn 535: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
536: if ($dischash{$toggkey}) {
537: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
538: }
1.97 raeburn 539: } else {
1.111 raeburn 540: if ($dischash{$toggkey}) {
541: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
542: } else {
543: $discussion .=
544: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
545: }
1.97 raeburn 546: }
547: $discussion .= <<END;
1.111 raeburn 548: </font></td>
1.97 raeburn 549: <td> </td>
550: <td>
1.111 raeburn 551: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</font></b>
552: </td>
1.97 raeburn 553: </tr>
554: </table>
555: </td>
1.111 raeburn 556: END
557: if ($dischash{$toggkey}) {
558: my $storebutton = &mt('Store read/unread changes');
559: $discussion.='<td align="right">'.
560: '<input type="hidden" name="discsymb" value="'.$ressymb.'">'."\n".
561: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
562: ' onClick="this.form.submit();">'."\n".
563: '</td>';
564: }
565: $discussion .= (<<END);
1.97 raeburn 566: </tr>
567: </table>
568: </td>
569: </tr>
570: </table>
1.111 raeburn 571: <br /><br /></form>
1.97 raeburn 572: END
1.114 sakharuk 573: }
1.116 raeburn 574: if ($outputtarget eq 'export') {
575: if ($manifestok) {
576: while ($currdepth > 0) {
577: print $manifestfile " </item>\n";
578: $currdepth --;
579: }
580: print $manifestfile qq|
581: </organization>
582: </organizations>
583: <resources>
584: $imsresources
585: </resources>
586: </manifest>
587: |;
588: close($manifestfile);
589:
590: #Create zip file in prtspool
591:
592: my $imszipfile = '/prtspool/'.
593: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
594: time.'_'.rand(1000000000).'.zip';
595: # zip can cause an sh launch which can pass along all of %ENV
596: # which can be too large for /bin/sh to handle
597: my %oldENV=%ENV;
598: undef(%ENV);
599: my $cwd = &getcwd();
600: my $imszip = '/home/httpd/'.$imszipfile;
601: chdir $tempexport;
602: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
603: close(OUTPUT);
604: chdir $cwd;
605: %ENV=%oldENV;
606: undef(%oldENV);
607: $discussion .= 'Download the zip file from <a href="'.$imszipfile.'">Discussion Posting Archive</a><br />';
608: if ($copyresult) {
1.125 ! raeburn 609: $discussion .= 'The following errors occurred during export - <br />'.$copyresult;
1.116 raeburn 610: }
611: } else {
612: $discussion .= '<br />Unfortunately you will not be able to retrieve an archive of the discussion posts at this time, because there was a problem creating a manifest file.<br />';
613: }
614: return $discussion;
615: }
1.54 www 616: }
617: if ($discussiononly) {
1.108 raeburn 618: my $now = time;
619: my $attachnum = 0;
620: my $newattachmsg = '';
621: my @currnewattach = ();
622: my @currdelold = ();
623: my $comment = '';
624: my $subject = '';
625: if ($ENV{'form.origpage'}) {
626: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.124 raeburn 627: $subject = &Apache::lonnet::unescape($ENV{'form.subject'});
628: $comment = &Apache::lonnet::unescape($ENV{'form.comment'});
1.108 raeburn 629: my @keepold = ();
630: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
631: if (@currnewattach > 0) {
632: $attachnum += @currnewattach;
633: }
634: }
1.122 raeburn 635: if (&discussion_open($status)) {
636: $discussion.=(<<ENDDISCUSS);
1.54 www 637: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data">
638: <input type="submit" name="discuss" value="Post Discussion" />
639: <input type="submit" name="anondiscuss" value="Post Anonymous Discussion" />
1.73 albertel 640: <input type="hidden" name="symb" value="$ressymb" />
1.54 www 641: <input type="hidden" name="sendit" value="true" />
1.108 raeburn 642: <input type="hidden" name="timestamp" value="$now" />
643: <br /><a name="newpost"></a>
644: <font size="1">Note: in anonymous discussion, your name is visible only
645: to course faculty</font><br />
646: <b>Title:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
647: <textarea name="comment" cols="80" rows="14" wrap="hard">$comment</textarea>
1.54 www 648: ENDDISCUSS
1.108 raeburn 649: if ($ENV{'form.origpage'}) {
650: $discussion.='<input type="hidden" name="origpage" value="'.$ENV{'form.origpage'}.'" />'."\n";
651: foreach (@currnewattach) {
652: $discussion.='<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n";
653: }
654: }
655: $discussion.="</form>\n";
1.95 sakharuk 656: if ($outputtarget ne 'tex') {
1.108 raeburn 657: $discussion.=&generate_attachments_button('',$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,'',$mode);
658: if (@currnewattach > 0) {
659: $newattachmsg .= '<b>New attachments</b><br />';
660: if (@currnewattach > 1) {
661: $newattachmsg .= '<ol>';
662: foreach my $item (@currnewattach) {
663: $item =~ m#.*/([^/]+)$#;
664: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
665: }
666: $newattachmsg .= '</ol>'."\n";
667: } else {
668: $currnewattach[0] =~ m#.*/([^/]+)$#;
669: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
670: }
671: }
672: $discussion.=$newattachmsg;
1.95 sakharuk 673: $discussion.=&generate_preview_button();
674: }
1.122 raeburn 675: }
1.116 raeburn 676: } else {
1.92 albertel 677: if (&discussion_open($status) &&
1.90 albertel 678: &Apache::lonnet::allowed('pch',
1.74 www 679: $ENV{'request.course.id'}.
680: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.95 sakharuk 681: if ($outputtarget ne 'tex') {
682: $discussion.='<table bgcolor="#BBBBBB"><tr><td><a href="/adm/feedback?replydisc='.
683: $symb.':::" '.$target.'>'.
684: '<img src="/adm/lonMisc/chat.gif" border="0" />'.
685: &mt('Post Discussion').'</a></td></tr></table>';
686: }
1.100 raeburn 687: }
1.74 www 688: }
1.114 sakharuk 689: return $discussion;
1.54 www 690: }
1.1 www 691:
1.116 raeburn 692: sub build_posting_display {
693: my ($usernamesort,$subjectsort,$namesort,$notshown,$newitem,$dischash,$shown,$alldiscussion,$imsitems,$imsfiles,$roleinfo,$discussionitems,$replies,$depth,$posters,$maxdepth,$visible,$newpostsflag,$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$ressymb,$target,$readkey,$showunmark,$showonlyunread,$totposters,$rolefilter,$sectionpick,$statusfilter,$toggkey,$outputtarget) = @_;
694:
695: my @original=();
696: my @index=();
697:
698: my %contrib=&Apache::lonnet::restore($ressymb,$ENV{'request.course.id'},
699: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
700: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
701:
702: if ($contrib{'version'}) {
703: my $oldest = $contrib{'1:timestamp'};
704: if ($prevread eq '0') {
705: $prevread = $oldest-1;
706: }
707: for (my $id=1;$id<=$contrib{'version'};$id++) {
708: my $idx=$id;
709: my $posttime = $contrib{$idx.':timestamp'};
710: if ($prevread <= $posttime) {
711: $$newpostsflag = 1;
712: }
713: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
714: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
715: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
716: my $origindex='0.';
717: my $numoldver=0;
718: if ($contrib{$idx.':replyto'}) {
719: if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
720: # this is a follow-up message
721: $original[$idx]=$original[$contrib{$idx.':replyto'}];
722: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
723: $origindex=$index[$contrib{$idx.':replyto'}];
724: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
725: } else {
726: $original[$idx]=0;
727: $$depth[$idx]=0;
728: }
729: } else {
730: # this is an original message
731: $original[$idx]=0;
732: $$depth[$idx]=0;
733: }
734: if ($$replies[$$depth[$idx]]) {
735: $$replies[$$depth[$idx]]++;
736: } else {
737: $$replies[$$depth[$idx]]=1;
738: }
739: unless ((($hidden) && (!$seeid)) || ($deleted)) {
740: $$visible++;
741: if ($contrib{$idx.':history'}) {
742: if ($contrib{$idx.':history'} =~ /:/) {
743: my @oldversions = split/:/,$contrib{$idx.':history'};
744: $numoldver = @oldversions;
745: } else {
746: $numoldver = 1;
747: }
748: }
749: $$current = $numoldver;
750: my %messages = ();
751: my %subjects = ();
752: my %attachtxt = ();
753: my %allattachments = ();
754: my ($screenname,$plainname);
755: my $sender = &mt('Anonymous');
756: my ($message,$subject,$vgrlink,$ctlink);
757: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
758:
759:
760: # Set up for sorting by subject
761: unless ($outputtarget eq 'export') {
762: $message=$messages{$numoldver};
763: $message.=$attachtxt{$numoldver};
764: $subject=$subjects{$numoldver};
765: if ($message) {
766: if ($hidden) {
767: $message='<font color="#888888">'.$message.'</font>';
768: if ($studenthidden) {
769: $message .='<br /><br />Deleted by poster (student).';
770: }
771: }
772:
773: if ($subject eq '') {
774: if (defined($$subjectsort{'__No subject'})) {
775: push @{$$subjectsort{'__No subject'}}, $idx;
776: } else {
777: @{$$subjectsort{'__No subject'}} = ("$idx");
778: }
779: } else {
780: if (defined($$subjectsort{$subject})) {
781: push @{$$subjectsort{$subject}}, $idx;
782: } else {
783: @{$$subjectsort{$subject}} = ("$idx");
784: }
785: }
786: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
787: $sender=&Apache::loncommon::aboutmewrapper(
788: $plainname,
789: $contrib{$idx.':sendername'},
790: $contrib{$idx.':senderdomain'}).' ('.
791: $contrib{$idx.':sendername'}.' at '.
792: $contrib{$idx.':senderdomain'}.')';
793: if ($contrib{$idx.':anonymous'}) {
794: $sender.=' ['.&mt('anonymous').'] '.
795: $screenname;
796: }
797:
798: # Set up for sorting by domain, then username
799: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
800: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
801: }
802: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
803: push @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx;
804: } else {
805: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
806: }
807: # Set up for sorting by last name, then first name
808: my %names = &Apache::lonnet::get('environment',
809: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
810: ,$contrib{$idx.':sendername'});
811: my $lastname = $names{'lastname'};
812: my $firstname = $names{'firstname'};
813: if ($lastname eq '') {
814: $lastname = '_';
815: }
816: if ($firstname eq '') {
817: $firstname = '_';
818: }
819: unless (defined($$namesort{$lastname})) {
820: %{$$namesort{$lastname}} = ();
821: }
822: if (defined($$namesort{$lastname}{$firstname})) {
823: push @{$$namesort{$lastname}{$firstname}}, $idx;
824: } else {
825: @{$$namesort{$lastname}{$firstname}} = ("$idx");
826: }
827: if ($ENV{'course.'.$ENV{'request.course.id'}.'.allow_discussion_post_editing'} =~ m/yes/i) {
828: if (($ENV{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($ENV{'user.name'} eq $contrib{$idx.':sendername'})) {
829: $sender.=' <a href="/adm/feedback?editdisc='.
830: $ressymb.':::'.$idx;
831: if ($newpostsflag) {
832: $sender .= '&previous='.$prevread;
833: }
834: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
835: unless ($seeid) {
836: $sender.=" <a href=\"javascript:studentdelete('$ressymb','$idx','$newpostsflag','$prevread')";
837: $sender .= '">'.&mt('Delete').'</a>';
838: }
839: }
840: }
841: if ($seeid) {
842: if ($hidden) {
843: unless ($studenthidden) {
844: $sender.=' <a href="/adm/feedback?unhide='.
845: $ressymb.':::'.$idx;
846: if ($newpostsflag) {
847: $sender .= '&previous='.$prevread;
848: }
849: $sender .= '">'.&mt('Make Visible').'</a>';
850: }
851: } else {
852: $sender.=' <a href="/adm/feedback?hide='.
853: $ressymb.':::'.$idx;
854: if ($newpostsflag) {
855: $sender .= '&previous='.$prevread;
856: }
857: $sender .= '">'.&mt('Hide').'</a>';
858: }
859: $sender.=' <a href="/adm/feedback?deldisc='.
860: $ressymb.':::'.$idx;
861: if ($newpostsflag) {
862: $sender .= '&previous='.$prevread;
863: }
864: $sender .= '">'.&mt('Delete').'</a>';
865: }
866: } else {
867: if ($screenname) {
868: $sender='<i>'.$screenname.'</i>';
869: }
870: # Set up for sorting by domain, then username for anonymous
871: unless (defined($$usernamesort{'__anon'})) {
872: %{$$usernamesort{'__anon'}} = ();
873: }
874: if (defined($$usernamesort{'__anon'}{'__anon'})) {
875: push @{$$usernamesort{'__anon'}{'__anon'}}, $idx;
876: } else {
877: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
878: }
879: # Set up for sorting by last name, then first name for anonymous
880: unless (defined($$namesort{'__anon'})) {
881: %{$$namesort{'__anon'}} = ();
882: }
883: if (defined($$namesort{'__anon'}{'__anon'})) {
884: push @{$$namesort{'__anon'}{'__anon'}}, $idx;
885: } else {
886: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
887: }
888: }
889: if (&discussion_open($status) &&
890: &Apache::lonnet::allowed('pch',
891: $ENV{'request.course.id'}.
892: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
893: $sender.=' <a href="/adm/feedback?replydisc='.
894: $ressymb.':::'.$idx;
895: if ($newpostsflag) {
896: $sender .= '&previous='.$prevread;
897: }
898: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
899: }
900: if ($viewgrades) {
901: $vgrlink=&Apache::loncommon::submlink('Submissions',
902: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
903: }
904: if ($$dischash{$readkey}=~/\.$idx\./) {
905: $ctlink = '<b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" />';
906: } else {
907: $ctlink = '<b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" />';
908: }
909: }
910: #figure out at what position this needs to print
911: }
912: if ($outputtarget eq 'export' || $message) {
913: my $thisindex=$idx;
914: if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
915: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
916: }
917: $$alldiscussion{$thisindex}=$idx;
918: $$shown{$idx} = 0;
919: $index[$idx]=$thisindex;
920: }
921: if ($outputtarget eq 'export') {
922: %{$$imsitems{$idx}} = ();
923: $$imsitems{$idx}{'isvisible'}='true';
924: if ($hidden) {
925: $$imsitems{$idx}{'isvisible'}='false';
926: }
927: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
928: $$imsitems{$idx}{'message'}=$messages{$numoldver};
929: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
930: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
931: $$imsitems{$idx}{'sender'}=$plainname.' ('.
932: $contrib{$idx.':sendername'}.' at '.
933: $contrib{$idx.':senderdomain'}.')';
934: $$imsitems{$idx}{'isanonymous'}='false';
935: if ($contrib{$idx.':anonymous'}) {
936: $$imsitems{$idx}{'isanonymous'}='true';
937: }
938: $$imsitems{$idx}{'currversion'}=$numoldver;
939: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
940: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
941: $$shown{$idx} = 1;
942: }
943: } else {
944: if ($message) {
945: my $spansize = 2;
946: if ($showonlyunread && $prevread > $posttime) {
947: $$notshown{$idx} = 1;
948: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
949: $$notshown{$idx} = 1;
950: } else {
951: # apply filters
952: my $uname = $contrib{$idx.':sendername'};
953: my $udom = $contrib{$idx.':senderdomain'};
954: my $poster = $uname.':'.$udom;
955: my $rolematch = '';
956: my $skiptest = 1;
957: if ($totposters > 0) {
958: if (grep/^$poster$/,@{$posters}) {
959: $$shown{$idx} = 1;
960: }
961: } else {
962: if ($rolefilter) {
963: if ($rolefilter eq 'all') {
964: $rolematch = '([^:]+)';
965: } else {
966: $rolematch = $rolefilter;
967: $skiptest = 0;
968: }
969: }
970: if ($sectionpick) {
971: if ($sectionpick eq 'all') {
972: $rolematch .= ':([^:]*)';
973: } else {
974: $rolematch .= ':'.$sectionpick;
975: $skiptest = 0;
976: }
977: }
978: if ($statusfilter) {
979: if ($statusfilter eq 'all') {
980: $rolematch .= ':([^:]+)';
981: } else {
982: $rolematch .= ':'.$statusfilter;
983: $skiptest = 0;
984: }
985: }
986: if ($skiptest) {
987: $$shown{$idx} = 1;
988: } else {
989: foreach my $role (@{$$roleinfo{$poster}}) {
990: if ($role =~ m/^$rolematch$/) {
991: $$shown{$idx} = 1;
992: last;
993: }
994: }
995: }
996: }
997: }
998: unless ($$notshown{$idx} == 1) {
999: if ($prevread > 0 && $prevread <= $posttime) {
1000: $$newitem{$idx} = 1;
1001: $$discussionitems[$idx] .= '
1002: <p><table border="0" width="100%">
1003: <tr><td align="left"><font color="#FF0000"><b>NEW</b></font></td>';
1004: } else {
1005: $$newitem{$idx} = 0;
1006: $$discussionitems[$idx] .= '
1007: <p><table border="0" width="100%">
1008: <tr><td align="left"> </td>';
1009: }
1010: $$discussionitems[$idx] .= '<td align ="left"> '.
1011: '<b>'.$subject.'</b> '.
1012: $sender.'</b> '.$vgrlink.' ('.
1013: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1014: if ($$dischash{$toggkey}) {
1015: $$discussionitems[$idx].='<td align="right"> '.
1016: $ctlink.'</td>';
1017: }
1018: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1019: $message.'</blockquote></p>';
1020: if ($contrib{$idx.':history'}) {
1021: my @postversions = ();
1022: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1023: if ($seeid) {
1024: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$ressymb.':::'.$idx.'">'.&mt('Display all versions').'</a>';
1025: }
1026: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1027: if ($contrib{$idx.':history'} =~ m/:/) {
1028: @postversions = split/:/,$contrib{$idx.':history'};
1029: } else {
1030: @postversions = ("$contrib{$idx.':history'}");
1031: }
1032: for (my $i=0; $i<@postversions; $i++) {
1033: my $version = $i+1;
1034: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1035: }
1036: }
1037: }
1038: }
1039: }
1040: }
1041: }
1042: }
1043: }
1044:
1045: sub get_post_contents {
1046: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1047: my $discussion = '';
1048: my $start=$numver;
1049: my $end=$numver + 1;
1050: %{$$imsfiles{$idx}}=();
1051: if ($type eq 'allversions') {
1052: unless($seeid) {
1053: $discussion=&mt('You do not have privileges to view all versions of posts.').&mt('Please select a different role');
1054: return $discussion;
1055: }
1056: }
1057: $$screenname=&Apache::loncommon::screenname(
1058: $$contrib{$idx.':sendername'},
1059: $$contrib{$idx.':senderdomain'});
1060: $$plainname=&Apache::loncommon::nickname(
1061: $$contrib{$idx.':sendername'},
1062: $$contrib{$idx.':senderdomain'});
1063: my $sender=&Apache::loncommon::aboutmewrapper(
1064: $$plainname,
1065: $$contrib{$idx.':sendername'},
1066: $$contrib{$idx.':senderdomain'}).' ('.
1067: $$contrib{$idx.':sendername'}.' at '.
1068: $$contrib{$idx.':senderdomain'}.')';
1069: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1070: my @postversions = ();
1071: if ($type eq 'allversions' || $type eq 'export') {
1072: $start = 0;
1073: if ($$contrib{$idx.':history'}) {
1074: if ($$contrib{$idx.':history'} =~ m/:/) {
1075: @postversions = split/:/,$$contrib{$idx.':history'};
1076: } else {
1077: @postversions = ("$$contrib{$idx.':history'}");
1078: }
1079: }
1080: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1081: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1082: push @postversions,$$contrib{$idx.':timestamp'};
1083: $end = @postversions;
1084: } else {
1085: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1086: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1087: }
1088:
1089: if ($$contrib{$idx.':anonymous'}) {
1090: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1091: }
1092: if ($type eq 'allversions') {
1093: $discussion=('<b>'.$sender.'</b><br /><ul>');
1094: }
1095: for (my $i=$start; $i<$end; $i++) {
1096: my ($timesent,$attachmsg);
1097: my %currattach = ();
1098: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1099: $$messages{$i}=~s/\n/\<br \/\>/g;
1100: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1101: $$subjects{$i}=~s/\n/\<br \/\>/g;
1102: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1103: if ($attachmenturls) {
1104: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1105: }
1106: if ($type eq 'export') {
1107: $$imsfiles{$idx}{$i} = '';
1108: if ($attachmsg) {
1109: $$attachtxt{$i} = '<br />Attachments:<br />';
1110: foreach (sort keys %currattach) {
1111: if ($$allattachments{$_}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1112: my $fname = $1.$3.'/'.$4;
1113: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'">'."\n";
1114: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1115: }
1116: }
1117: }
1118: } else {
1119: if ($attachmsg) {
1120: $$attachtxt{$i} = '<br />Attachments:'.$attachmsg.'<br />';
1121: } else {
1122: $$attachtxt{$i} = '';
1123: }
1124: }
1125: if ($type eq 'allversions') {
1126: $discussion.= <<"END";
1127: <li><b>$$subjects{$i}</b>, $timesent<br />
1128: $$messages{$i}<br />
1129: $$attachtxt{$i}</li>
1130: END
1131: }
1132: }
1133: if ($type eq 'allversions') {
1134: $discussion.=('</ul></body></html>');
1135: return $discussion;
1136: } else {
1137: return;
1138: }
1139: }
1140:
1141: sub replicate_attachments {
1142: my ($attachrefs,$tempexport) = @_;
1143: my $response;
1144: foreach my $id (keys %{$attachrefs}) {
1145: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1146: my $path = $tempexport;
1147: my $tail = $1.'/'.$2.$4;
1148: my @extras = split/\//,$tail;
1149: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1150: if (!-e $destination) {
1151: my $i= 0;
1152: while ($i<@extras) {
1153: $path .= '/'.$extras[$i];
1154: if (!-e $path) {
1155: mkdir($path,0700);
1156: }
1157: $i ++;
1158: }
1159: my ($content,$rtncode);
1160: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1161: if ($uploadreply eq 'ok') {
1.125 ! raeburn 1162: my $attachcopy;
! 1163: if ($attachcopy = Apache::File->new('>'.$destination)) {
! 1164: print $attachcopy $content;
! 1165: close($attachcopy);
! 1166: } else {
! 1167: $response .= 'Error copying file attachment - '.$5.' to IMS package: '.$!.'<br />'."\n";
! 1168: }
1.116 raeburn 1169: } else {
1.125 ! raeburn 1170: &Apache::lonnet::logthis("Replication of attachment failed when building IMS export of discussion posts - domain: $1, course: $2, file: $$attachrefs{$id}{'filename'} -error: $rtncode");
! 1171: $response .= 'Error copying file attachment - '.$5.' to IMS package: '.$rtncode.'<br />'."\n";
1.116 raeburn 1172: }
1173: }
1174: }
1175: }
1.125 ! raeburn 1176: return $response;
1.116 raeburn 1177: }
1178:
1.6 albertel 1179: sub mail_screen {
1180: my ($r,$feedurl,$options) = @_;
1.108 raeburn 1181: if (exists($ENV{'form.origpage'})) {
1182: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss']);
1183: }
1.45 www 1184: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion',
1.102 raeburn 1185: '','onLoad="window.focus();setposttype();"');
1.51 albertel 1186: my $title=&Apache::lonnet::gettitle($feedurl);
1187: if (!$title) { $title = $feedurl; }
1.69 www 1188: my $quote='';
1.78 raeburn 1189: my $subject = '';
1.108 raeburn 1190: my $comment = '';
1.80 raeburn 1191: my $prevtag = '';
1.102 raeburn 1192: my $parentmsg = '';
1.108 raeburn 1193: my ($symb,$idx,$attachmenturls);
1194: my $numoldver = 0;
1195: my $attachmsg = '';
1196: my $newattachmsg = '';
1197: my @currnewattach = ();
1198: my @currdelold = ();
1199: my @keepold = ();
1.113 raeburn 1200: my %attachments = ();
1.108 raeburn 1201: my %currattach = ();
1202: my $attachnum = 0;
1203: my $anonchk = (<<END);
1204: function anonchk() {
1205: if (document.mailform.anondiscuss.checked == true) {
1206: document.attachment.anondiscuss.value = '1'
1207: }
1208: if (document.mailform.discuss.checked == true) {
1209: document.attachment.discuss.value = '1'
1210: }
1211: return
1212: }
1213: END
1214: my $anonscript;
1215: if (exists($ENV{'form.origpage'})) {
1216: $anonscript = (<<END);
1.102 raeburn 1217: function setposttype() {
1.108 raeburn 1218: var anondisc = $ENV{'form.anondiscuss'};
1219: var disc = $ENV{'form.discuss'};
1220: if (anondisc == 1) {
1221: document.mailform.anondiscuss.checked = true
1222: }
1223: if (disc == 1) {
1224: document.mailform.discuss.checked = true
1225: }
1.102 raeburn 1226: return
1227: }
1228: END
1.108 raeburn 1229: } else {
1230: $anonscript = (<<END);
1231: function setposttype() {
1232: return
1233: }
1234: END
1235: }
1.102 raeburn 1236: if (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
1237: if ($ENV{'form.replydisc'}) {
1238: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
1239: } else {
1240: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'});
1241: }
1.69 www 1242: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1243: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1244: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.80 raeburn 1245: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1246: if ($contrib{$idx.':history'}) {
1247: if ($contrib{$idx.':history'} =~ /:/) {
1248: my @oldversions = split/:/,$contrib{$idx.':history'};
1249: $numoldver = @oldversions;
1250: } else {
1251: $numoldver = 1;
1252: }
1253: }
1.102 raeburn 1254: if ($ENV{'form.replydisc'}) {
1255: if ($contrib{$idx.':history'}) {
1256: if ($contrib{$idx.':history'} =~ /:/) {
1257: my @oldversions = split/:/,$contrib{$idx.':history'};
1258: $numoldver = @oldversions;
1259: } else {
1260: $numoldver = 1;
1261: }
1262: }
1.108 raeburn 1263: my $message;
1264: if ($idx > 0) {
1.116 raeburn 1265: my %msgversions = ();
1266: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1267: $message = $msgversions{$numoldver};
1.108 raeburn 1268: }
1.102 raeburn 1269: $message=~s/\n/\<br \/\>/g;
1.108 raeburn 1270: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($message).'</blockquote>';
1.102 raeburn 1271: if ($idx > 0) {
1.116 raeburn 1272: my %subversions = ();
1273: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1274: $subject = 'Re: '.$subversions{$numoldver};
1.102 raeburn 1275: }
1.108 raeburn 1276: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1277: } else {
1.108 raeburn 1278: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1279: if ($idx > 0) {
1280: my %msgversions = ();
1281: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1282: $comment = $msgversions{$numoldver};
1283: my %subversions = ();
1284: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1285: $subject = $subversions{$numoldver};
1.102 raeburn 1286: }
1287: if (defined($contrib{$idx.':replyto'})) {
1288: $parentmsg = $contrib{$idx.':replyto'};
1289: }
1.108 raeburn 1290: unless (exists($ENV{'form.origpage'})) {
1291: my $anonflag = 0;
1292: if ($contrib{$idx.':anonymous'}) {
1293: $anonflag = 1;
1294: }
1295: $anonscript = (<<END);
1.102 raeburn 1296: function setposttype () {
1297: var currtype = $anonflag
1298: if (currtype == 1) {
1299: document.mailform.elements.discuss.checked = false
1300: document.mailform.elements.anondiscuss.checked = true
1301: }
1302: if (currtype == 0) {
1303: document.mailform.elements.anondiscuss.checked = false
1304: document.mailform.elements.discuss.checked = true
1305: }
1306: return
1307: }
1308: END
1.108 raeburn 1309: }
1.79 raeburn 1310: }
1.69 www 1311: }
1.80 raeburn 1312: if ($ENV{'form.previous'}) {
1313: $prevtag = '<input type="hidden" name="previous" value="'.$ENV{'form.previous'}.'" />';
1314: }
1.69 www 1315: }
1.108 raeburn 1316:
1317: if ($ENV{'form.origpage'}) {
1.124 raeburn 1318: $subject = &Apache::lonnet::unescape($ENV{'form.subject'});
1319: $comment = &Apache::lonnet::unescape($ENV{'form.comment'});
1.108 raeburn 1320: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1321: }
1.85 www 1322: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet();
1.86 www 1323: my $htmlheader=&Apache::lonhtmlcommon::htmlareaheaders();
1.74 www 1324: my $send=&mt('Send');
1.102 raeburn 1325: $r->print(<<END);
1.1 www 1326: <html>
1327: <head>
1328: <title>The LearningOnline Network with CAPA</title>
1.7 albertel 1329: <meta http-equiv="pragma" content="no-cache"></meta>
1.85 www 1330: $htmlheader
1.63 albertel 1331: <script type="text/javascript">
1332: //<!--
1.5 www 1333: function gosubmit() {
1334: var rec=0;
1.12 albertel 1335: if (typeof(document.mailform.elements.author)!="undefined") {
1.5 www 1336: if (document.mailform.elements.author.checked) {
1337: rec=1;
1338: }
1339: }
1.12 albertel 1340: if (typeof(document.mailform.elements.question)!="undefined") {
1.5 www 1341: if (document.mailform.elements.question.checked) {
1342: rec=1;
1343: }
1344: }
1.12 albertel 1345: if (typeof(document.mailform.elements.course)!="undefined") {
1.5 www 1346: if (document.mailform.elements.course.checked) {
1347: rec=1;
1348: }
1349: }
1.12 albertel 1350: if (typeof(document.mailform.elements.policy)!="undefined") {
1.5 www 1351: if (document.mailform.elements.policy.checked) {
1352: rec=1;
1353: }
1354: }
1.12 albertel 1355: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.10 www 1356: if (document.mailform.elements.discuss.checked) {
1357: rec=1;
1358: }
1359: }
1.14 www 1360: if (typeof(document.mailform.elements.anondiscuss)!="undefined") {
1361: if (document.mailform.elements.anondiscuss.checked) {
1362: rec=1;
1363: }
1364: }
1.5 www 1365:
1366: if (rec) {
1.118 albertel 1367: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1368: document.mailform.onsubmit();
1369: }
1.5 www 1370: document.mailform.submit();
1371: } else {
1372: alert('Please check a feedback type.');
1373: }
1374: }
1.108 raeburn 1375: $anonchk
1.102 raeburn 1376: $anonscript
1.63 albertel 1377: //-->
1.5 www 1378: </script>
1.1 www 1379: </head>
1.29 www 1380: $bodytag
1.51 albertel 1381: <h2><tt>$title</tt></h2>
1.43 www 1382: <form action="/adm/feedback" method="post" name="mailform"
1383: enctype="multipart/form-data">
1.80 raeburn 1384: $prevtag
1.63 albertel 1385: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1386: END
1387: if ($ENV{'form.replydisc'}) {
1388: $r->print(<<END);
1.68 www 1389: <input type="hidden" name="replydisc" value="$ENV{'form.replydisc'}" />
1.102 raeburn 1390: END
1391: } elsif ($ENV{'form.editdisc'}) {
1392: $r->print(<<END);
1393: <input type="hidden" name="editdisc" value ="$ENV{'form.editdisc'}" />
1394: <input type="hidden" name="parentmsg" value ="$parentmsg" />
1395: END
1396: }
1.108 raeburn 1397: $r->print(<<END);
1.5 www 1398: Please check at least one of the following feedback types:
1.63 albertel 1399: $options<hr />
1.69 www 1400: $quote
1.63 albertel 1401: <p>My question/comment/feedback:</p>
1402: <p>
1.47 bowersj2 1403: $latexHelp
1.78 raeburn 1404: Title: <input type="text" name="subject" size="30" value="$subject" /></p>
1405: <p>
1.108 raeburn 1406: <textarea name="comment" id="comment" cols="60" rows="10" wrap="hard">$comment
1.63 albertel 1407: </textarea></p>
1408: <p>
1.108 raeburn 1409: END
1410: if ( ($ENV{'form.editdisc'}) || ($ENV{'form.replydisc'}) ) {
1411: if ($ENV{'form.origpage'}) {
1412: foreach (@currnewattach) {
1413: $r->print('<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n");
1414: }
1415: foreach (@currdelold) {
1416: $r->print('<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n");
1417: }
1418: }
1419: if ($ENV{'form.editdisc'}) {
1420: if ($attachmenturls) {
1.113 raeburn 1421: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.108 raeburn 1422: $attachnum = scalar(keys %currattach);
1423: foreach (keys %currattach) {
1424: $r->print('<input type="hidden" name="keepold" value="'.$_.'" />'."\n");
1425: }
1426: }
1427: }
1428: } else {
1429: $r->print(<<END);
1.42 www 1430: Attachment (128 KB max size): <input type="file" name="attachment" />
1431: </p>
1.108 raeburn 1432: END
1433: }
1434: $r->print(<<END);
1.42 www 1435: <p>
1436: <input type="hidden" name="sendit" value="1" />
1.74 www 1437: <input type="button" value="$send" onClick='gosubmit();' />
1.42 www 1438: </p>
1.2 www 1439: </form>
1.108 raeburn 1440: END
1441: if ($ENV{'form.editdisc'} || $ENV{'form.replydisc'}) {
1442: my $now = time;
1443: my $ressymb = $symb;
1444: my $postidx = '';
1445: if ($ENV{'form.editdisc'}) {
1446: $postidx = $idx;
1447: }
1448: if (@currnewattach > 0) {
1449: $attachnum += @currnewattach;
1450: }
1451: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver));
1452: if ($attachnum > 0) {
1453: if (@currnewattach > 0) {
1454: $newattachmsg .= '<b>New attachments</b><br />';
1455: if (@currnewattach > 1) {
1456: $newattachmsg .= '<ol>';
1457: foreach my $item (@currnewattach) {
1458: $item =~ m#.*/([^/]+)$#;
1459: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1460: }
1461: $newattachmsg .= '</ol>'."\n";
1462: } else {
1463: $currnewattach[0] =~ m#.*/([^/]+)$#;
1464: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1465: }
1466: }
1467: if ($attachmsg) {
1468: $r->print("<b>Retained attachments</b>:$attachmsg<br />\n");
1469: }
1470: if ($newattachmsg) {
1471: $r->print("$newattachmsg<br />");
1472: }
1473: }
1474: }
1475: $r->print(&generate_preview_button().
1476: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1477: '</body></html>');
1.6 albertel 1478: }
1479:
1.97 raeburn 1480: sub print_display_options {
1.111 raeburn 1481: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.98 raeburn 1482: # backward compatibility (bulletin boards used to be 'wrapped')
1483: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1484: $feedurl=~s|^/adm/wrapper||;
1485: }
1486:
1.97 raeburn 1487: my $function = &Apache::loncommon::get_users_function();
1488: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1489: $ENV{'user.domain'});
1490: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1491: '','');
1492:
1493: my %lt = &Apache::lonlocal::texthash(
1494: 'dido' => 'Discussion display options',
1495: 'pref' => 'Display Preference',
1496: 'curr' => 'Current setting ',
1497: 'actn' => 'Action',
1498: 'deff' => 'Default for all discussions',
1499: 'prca' => 'Preferences can be set for this discussion that determine ....',
1500: 'whpo' => 'Which posts are displayed when you display this bulletin board or resource, and',
1.111 raeburn 1501: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1502: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1503: 'allposts' => 'All posts',
1504: 'unread' => 'New posts only',
1.111 raeburn 1505: 'unmark' => 'Posts not marked read',
1.97 raeburn 1506: 'ondisp' => 'Once displayed',
1.111 raeburn 1507: 'onmark' => 'Once marked not NEW ',
1508: 'toggon' => 'Shown',
1509: 'toggoff' => 'Not shown',
1.97 raeburn 1510: 'disa' => 'Posts displayed?',
1.111 raeburn 1511: 'npmr' => 'New posts cease to be identified as "NEW"?',
1512: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1513: 'chgt' => 'Change to ',
1514: 'mkdf' => 'Set to ',
1.111 raeburn 1515: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1516: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1517: );
1518:
1.111 raeburn 1519: my $dispchangeA = $lt{'unread'};
1520: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1521: my $markchange = $lt{'ondisp'};
1.111 raeburn 1522: my $toggchange = $lt{'toggon'};
1.97 raeburn 1523: my $currdisp = $lt{'allposts'};
1524: my $currmark = $lt{'onmark'};
1525: my $discdisp = 'allposts';
1526: my $discmark = 'onmark';
1.111 raeburn 1527: my $currtogg = $lt{'toggoff'};
1528: my $disctogg = 'toggoff';
1.97 raeburn 1529:
1.111 raeburn 1530: if ($dispchgA eq 'allposts') {
1531: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1532: $currdisp = $lt{'unread'};
1533: $discdisp = 'unread';
1534: }
1.111 raeburn 1535:
1.97 raeburn 1536: if ($markchg eq 'markonread') {
1537: $markchange = $lt{'onmark'};
1538: $currmark = $lt{'ondisp'};
1539: $discmark = 'ondisp';
1540: }
1.111 raeburn 1541:
1542: if ($dispchgB eq 'onlyunread') {
1543: $dispchangeB = $lt{'unread'};
1544: $currdisp = $lt{'unmark'};
1545: $discdisp = 'unmark';
1546: }
1547: if ($toggchg eq 'toggoff') {
1548: $toggchange = $lt{'toggoff'};
1549: $currtogg = $lt{'toggon'};
1550: $disctogg = 'toggon';
1551: }
1.97 raeburn 1552: $r->print(<<END);
1553: <html>
1554: <head>
1555: <title>$lt{'dido'}</title>
1556: <meta http-equiv="pragma" content="no-cache" />
1557: <script>
1.111 raeburn 1558: function discdispChk(caller) {
1559: var disctogg = '$toggchg'
1560: if (caller == 0) {
1561: if (document.modifydisp.discdisp[0].checked == true) {
1562: if (document.modifydisp.discdisp[1].checked == true) {
1563: document.modifydisp.discdisp[1].checked = false
1564: }
1565: }
1566: }
1567: if (caller == 1) {
1568: if (document.modifydisp.discdisp[1].checked == true) {
1569: if (document.modifydisp.discdisp[0].checked == true) {
1570: document.modifydisp.discdisp[0].checked = false
1571: }
1572: if (disctogg == 'toggon') {
1573: document.modifydisp.disctogg.checked = true
1574: }
1575: if (disctogg == 'toggoff') {
1576: document.modifydisp.disctogg.checked = false
1577: }
1578: }
1579: }
1580: if (caller == 2) {
1581: var dispchgB = '$dispchgB'
1582: if (disctogg == 'toggoff') {
1583: if (document.modifydisp.disctogg.checked == true) {
1584: if (dispchgB == 'onlyunmark') {
1585: document.modifydisp.discdisp[1].checked = false
1586: }
1587: }
1588: }
1589: }
1590: }
1591:
1.97 raeburn 1592: function setDisp() {
1593: var prev = "$previous"
1594: var chktotal = 0
1.111 raeburn 1595: if (document.modifydisp.discdisp[0].checked == true) {
1596: document.modifydisp.$dispchgA.value = "$symb"
1597: chktotal ++
1598: }
1599: if (document.modifydisp.discdisp[1].checked == true) {
1600: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1601: chktotal ++
1602: }
1603: if (document.modifydisp.discmark.checked == true) {
1604: document.modifydisp.$markchg.value = "$symb"
1605: chktotal ++
1606: }
1.111 raeburn 1607: if (document.modifydisp.disctogg.checked == true) {
1608: document.modifydisp.$toggchg.value = "$symb"
1609: chktotal ++
1610: }
1.97 raeburn 1611: if (chktotal > 0) {
1612: document.modifydisp.submit()
1613: } else {
1614: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1615: if (prev > 0) {
1616: location.href = "$feedurl?previous=$previous"
1617: } else {
1618: location.href = "$feedurl"
1619: }
1620: }
1621: }
1622: }
1623: </script>
1624: </head>
1625: $bodytag
1626: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 1627: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1628: <br />
1629: <table border="0" cellpadding="0" cellspacing="0">
1630: <tr>
1631: <td width="100%" bgcolor="#000000">
1632: <table width="100%" border="0" cellpadding="1" cellspacing="0">
1633: <tr>
1634: <td width="100%" bgcolor="#000000">
1635: <table border="0" cellpadding="3" cellspacing="1" bgcolor="#FFFFFF">
1636: <tr bgcolor="$tabcolor">
1637: <td><b>$lt{'pref'}</b></td>
1638: <td><b>$lt{'curr'}</b></td>
1639: <td><b>$lt{'actn'}?</b></td>
1640: </tr>
1641: <tr bgcolor="#dddddd">
1642: <td>$lt{'disa'}</td>
1643: <td>$lt{$discdisp}</td>
1.111 raeburn 1644: <td><input type="checkbox" name="discdisp" onClick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"
1645: <br />
1646: <input type="checkbox" name="discdisp" onClick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"
1647: </td>
1.97 raeburn 1648: </tr><tr bgcolor="#eeeeee">
1649: <td>$lt{'npmr'}</td>
1650: <td>$lt{$discmark}</td>
1651: <td><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</td>
1.111 raeburn 1652: </tr><tr bgcolor="#dddddd">
1653: <td>$lt{'dotm'}</td>
1654: <td>$lt{$disctogg}</td>
1655: <td><input type="checkbox" name="disctogg" onClick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</td>
1.97 raeburn 1656: </tr>
1657: </table>
1658: </td>
1659: </tr>
1660: </table>
1661: </td>
1662: </tr>
1663: </table>
1664: <br />
1665: <br />
1666: <input type="hidden" name="previous" value="$previous" />
1.111 raeburn 1667: <input type="hidden" name="$dispchgA" value=""/>
1668: <input type="hidden" name="$dispchgB" value=""/>
1.97 raeburn 1669: <input type="hidden" name="$markchg" value=""/>
1.111 raeburn 1670: <input type="hidden" name="$toggchg" value="" />
1.97 raeburn 1671: <input type="button" name="sub" value="Store Changes" onClick="javascript:setDisp()" />
1672: <br />
1673: <br />
1674: </form>
1675: </body>
1676: </html>
1677: END
1678: return;
1679: }
1680:
1.100 raeburn 1681: sub print_sortfilter_options {
1682: my ($r,$symb,$previous,$feedurl) = @_;
1683: # backward compatibility (bulletin boards used to be 'wrapped')
1684: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1685: $feedurl=~s|^/adm/wrapper||;
1686: }
1687: my @sections = ();
1688: my $section_sel = '';
1689: my $numsections = 0;
1690: my $numvisible = 5;
1691: my ($classlist) = &Apache::loncoursedata::get_classlist(
1692: $ENV{'request.course.id'},
1693: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1694: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1695:
1696: my $sec_index = &Apache::loncoursedata::CL_SECTION();
1697: my $status_index = &Apache::loncoursedata::CL_STATUS();
1698: my %sectioncount = ();
1699: while (my ($student,$data) = each %$classlist) {
1700: my ($section,$status) = ($data->[$sec_index],
1701: $data->[$status_index]);
1702: unless ($section eq '' || $section =~ /^\s*$/) {
1703: if (!defined($sectioncount{$section})) {
1704: $sectioncount{$section} = 1;
1705: $numsections ++;
1706: } else {
1707: $sectioncount{$section} ++;
1708: }
1709: }
1710: }
1711:
1712: if ($ENV{'request.course.sec'} !~ /^\s*$/) {
1713: @sections = ($ENV{'request.course.sec'});
1714: $numvisible = 1;
1715: } else {
1716: @sections = sort {$a cmp $b} keys(%sectioncount);
1717: unshift(@sections,'all'); # Put 'all' at the front of the list
1718: if ($numsections < 4) {
1719: $numvisible = $numsections + 1;
1720: }
1721: }
1722: foreach (@sections) {
1723: $section_sel .= " <option value=\"$_\" />$_\n";
1724: }
1725:
1726: my $function = &Apache::loncommon::get_users_function();
1727: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1728: $ENV{'user.domain'});
1729: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1730: '','');
1731: my %lt = &Apache::lonlocal::texthash(
1732: 'diso' => 'Discussion sorting and filtering options',
1733: 'diop' => 'Display Options',
1734: 'curr' => 'Current setting ',
1735: 'actn' => 'Action',
1.101 raeburn 1736: 'prca' => 'Options can be set that control the sort order of the posts, in addition to which posts are displayed.',
1.100 raeburn 1737: 'soor' => 'Sort order',
1738: 'disp' => 'Specific user roles',
1739: 'actv' => 'Specific role status',
1740: 'spse' => 'Specific sections',
1741: 'psub' => 'Pick specific users (by name)',
1.101 raeburn 1742: 'shal' => 'Show a list of current posters'
1.100 raeburn 1743: );
1744: $r->print(<<END);
1745: <html>
1746: <head>
1747: <title>$lt{'diso'}</title>
1748: <meta http-equiv="pragma" content="no-cache" />
1749: </head>
1750: $bodytag
1751: <form name="modifyshown" method="post" action="/adm/feedback">
1752: <b>$lt{'diso'}</b><br/> $lt{'prca'}
1753: <br /><br />
1754: <table border="0">
1755: <tr>
1756: <td><b>$lt{'soor'}</b></td>
1757: <td> </td>
1758: <td><b>$lt{'disp'}</b></td>
1759: <td> </td>
1760: <td><b>$lt{'actv'}</b></td>
1761: <td> </td>
1762: <td><b>$lt{'spse'}</b></td>
1763: <td> </td>
1764: <td><b>$lt{'psub'}</b></td>
1765: </tr>
1766: <tr>
1767: <td>
1768: <select name="sortposts">
1769: <option value="ascdate" />Date order - oldest first
1770: <option value="descdate" />Date order - newest first
1771: <option value="thread" />Threaded
1772: <option value="subject" />By subject
1773: <option value="username" />By domain and username
1774: <option value="lastfirst" />By last name, first name
1775: </select>
1776: </td>
1777: <td> </td>
1778: <td>
1.101 raeburn 1779: <select name="rolefilter" multiple="true" size="5">
1.100 raeburn 1780: <option value="all" />All users
1781: <option value="st" />Students
1782: <option value="cc" />Course Coordinators
1783: <option value="in" />Instructors
1784: <option value="ta" />TAs
1785: <option value="pr" />Exam proctors
1786: <option value="cr" />Custom roles
1787: </select>
1788: </td>
1789: <td> </td>
1790: <td>
1791: <select name="statusfilter">
1792: <option value="all" />Roles of any status
1.101 raeburn 1793: <option value="Active" />Only active roles
1794: <option value="Expired" />Only inactive roles
1.100 raeburn 1795: </select>
1796: </td>
1797: <td> </td>
1798: <td>
1799: <select name="sectionpick" multiple="true" size="$numvisible">
1800: $section_sel
1801: </select>
1802: </td>
1803: <td> </td>
1804: <td><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</td>
1805: </tr>
1806: </table>
1807: <br />
1808: <br />
1809: <input type="hidden" name="previous" value="$previous" />
1810: <input type="hidden" name="applysort" value="$symb" />
1811: <input type="button" name="sub" value="Store Changes" onClick="javascript:document.modifyshown.submit()" />
1812: <br />
1813: <br />
1814: </form>
1815: </body>
1816: </html>
1817: END
1818: }
1819:
1.101 raeburn 1820: sub print_showposters {
1821: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1822: # backward compatibility (bulletin boards used to be 'wrapped')
1823: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
1824: $feedurl=~s|^/adm/wrapper||;
1825: }
1826: # backward compatibility (bulletin boards used to be 'wrapped')
1827: my $ressymb=$symb;
1828: if ($ressymb =~ /bulletin___\d+___/) {
1829: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
1830: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
1831: }
1832: }
1833: my $crs='/'.$ENV{'request.course.id'};
1.102 raeburn 1834: if ($ENV{'request.course.sec'}) {
1835: $crs.='_'.$ENV{'request.course.sec'};
1836: }
1.101 raeburn 1837: $crs=~s/\_/\//g;
1838: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1839: my %contrib=&Apache::lonnet::restore($ressymb,$ENV{'request.course.id'},
1840: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1841: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1842: my %namesort = ();
1843: my %postcounts = ();
1844: my %lt=&Apache::lonlocal::texthash(
1845: 'diso' => 'Discussion filtering options',
1846: );
1847: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1848: '','');
1849: if ($contrib{'version'}) {
1850: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
1851: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
1852: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
1853: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1854: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
1855: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1856: my $lastname = $names{'lastname'};
1857: my $firstname = $names{'firstname'};
1858: if ($lastname eq '') {
1859: $lastname = '_';
1860: }
1861: if ($firstname eq '') {
1862: $firstname = '_';
1863: }
1864: unless (defined($namesort{$lastname})) {
1865: %{$namesort{$lastname}} = ();
1866: }
1867: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
1868: $postcounts{$poster} ++;
1869: if (defined($namesort{$lastname}{$firstname})) {
1870: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1871: push @{$namesort{$lastname}{$firstname}}, $poster;
1872: }
1873: } else {
1874: @{$namesort{$lastname}{$firstname}} = ("$poster");
1875: }
1876: }
1877: }
1878: }
1879: }
1880: $r->print(<<END);
1881: <html>
1882: <head>
1883: <title>$lt{'diso'}</title>
1884: <meta http-equiv="pragma" content="no-cache" />
1885: </head>
1886: $bodytag
1887: <form name="pickpostersform" method="post">
1888: <table border="0">
1889: <tr>
1890: <td bgcolor="#777777">
1891: <table border="0" cellpadding="3">
1892: <tr bgcolor="#e6ffff">
1893: <td><b>No.</b></td>
1894: <td><b>Select</b></td>
1895: <td><b>Fullname</b><font color="#999999">(Username/domain)</font></td>
1896: <td><b>Posts</td>
1897: </tr>
1898: END
1899: my $count = 0;
1900: foreach my $last (sort keys %namesort) {
1901: foreach my $first (sort keys %{$namesort{$last}}) {
1902: foreach (sort @{$namesort{$last}{$first}}) {
1903: my ($uname,$udom) = split/:/,$_;
1904: if (!$uname || !$udom) {
1905: next;
1906: } else {
1907: $count ++;
1908: $r->print('<tr bgcolor="#ffffe6"><td align="right">'.$count.'</td><td align="center"><input name="stuinfo" type="checkbox" value="'.$_.'" /></td><td>'.$last.', '.$first.' ('.$uname.','.$udom.')</td><td>'.$postcounts{$_}.'</td></tr>');
1909: }
1910: }
1911: }
1912: }
1913: $r->print(<<END);
1914: </table>
1915: </td>
1916: </tr>
1917: </table>
1918: <br />
1919: <input type="hidden" name="sortposts" value="$sortposts" />
1920: <input type="hidden" name="userpick" value="$symb" />
1921: <input type="button" name="store" value="Display posts" onClick="javascript:document.pickpostersform.submit()" />
1922: </form>
1923: </body>
1924: </html>
1925: END
1926: }
1927:
1.112 raeburn 1928: sub get_post_versions {
1.116 raeburn 1929: my ($versions,$incoming,$htmldecode,$numver) = @_;
1930: if ($incoming =~ /^<version num="0">/) {
1931: my $p = HTML::LCParser->new(\$incoming);
1932: my $done = 0;
1933: while ( (my $token = $p->get_tag("version")) && (!$done)) {
1934: my $num = $token->[1]{num};
1935: my $text = $p->get_text("/version");
1936: if (defined($numver)) {
1937: if ($num == $numver) {
1938: if ($htmldecode) {
1939: $text = &HTML::Entities::decode($text);
1940: }
1941: $$versions{$numver}=$text;
1942: $done = 1;
1943: }
1944: } else {
1945: if ($htmldecode) {
1946: $text = &HTML::Entities::decode($text);
1947: }
1948: $$versions{$num}=$text;
1.112 raeburn 1949: }
1.116 raeburn 1950: }
1951: } else {
1952: if (!defined($numver)) {
1953: $numver = 0;
1954: }
1955: if ($htmldecode) {
1956: $$versions{$numver} = $incoming;
1.112 raeburn 1957: } else {
1.116 raeburn 1958: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 1959: }
1960: }
1961: return;
1962: }
1963:
1.113 raeburn 1964: sub get_post_attachments {
1965: my ($attachments,$attachmenturls) = @_;
1966: my $num;
1.116 raeburn 1967: if ($attachmenturls =~ m/^<attachment id="0">/) {
1968: my $p = HTML::LCParser->new(\$attachmenturls);
1969: while (my $token = $p->get_tag("attachment","filename","post")) {
1970: if ($token->[0] eq "attachment") {
1971: $num = $token->[1]{id};
1972: %{$$attachments{$num}} =();
1973: } elsif ($token->[0] eq "filename") {
1974: $$attachments{$num}{'filename'} = $p->get_text("/filename");
1975: } elsif ($token->[0] eq "post") {
1976: my $id = $token->[1]{id};
1977: $$attachments{$num}{$id} = $p->get_text("/post");
1978: }
1.113 raeburn 1979: }
1.116 raeburn 1980: } else {
1981: %{$$attachments{'0'}} = ();
1982: $$attachments{'0'}{'filename'} = $attachmenturls;
1983: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 1984: }
1.116 raeburn 1985:
1.113 raeburn 1986: return;
1987: }
1988:
1989: sub fail_redirect {;
1.6 albertel 1990: my ($r,$feedurl) = @_;
1.70 www 1991: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.6 albertel 1992: $r->print (<<ENDFAILREDIR);
1.72 albertel 1993: <html>
1.5 www 1994: <head><title>Feedback not sent</title>
1.63 albertel 1995: <meta http-equiv="pragma" content="no-cache" />
1996: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.5 www 1997: </head>
1998: <body bgcolor="#FFFFFF">
1.63 albertel 1999: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.8 www 2000: <b>Sorry, no recipients ...</b>
1.121 albertel 2001: <br /><a href="$feedurl">Continue</a>
1.5 www 2002: </body>
2003: </html>
2004: ENDFAILREDIR
2005: }
1.4 www 2006:
1.6 albertel 2007: sub redirect_back {
1.101 raeburn 2008: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status,$previous,$sort,$rolefilter,$statusfilter,$secpick,$numpicks) = @_;
1.100 raeburn 2009: my $sorttag = '';
1.101 raeburn 2010: my $roletag = '';
2011: my $statustag = '';
2012: my $sectag = '';
2013: my $userpicktag = '';
2014: my $qrystr = '';
1.80 raeburn 2015: my $prevtag = '';
1.98 raeburn 2016: # backward compatibility (bulletin boards used to be 'wrapped')
2017: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
2018: $feedurl=~s|^/adm/wrapper||;
2019: }
1.70 www 2020: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2021: if ($previous > 0) {
2022: $qrystr = 'previous='.$previous;
2023: if ($feedurl =~ /\?register=1/) {
2024: $feedurl .= '&'.$qrystr;
2025: } else {
2026: $feedurl .= '?'.$qrystr;
2027: }
2028: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2029: }
1.100 raeburn 2030: if (defined($sort)) {
2031: my $sortqry = 'sortposts='.$sort;
2032: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
2033: $feedurl .= '&'.$sortqry;
2034: } else {
2035: $feedurl .= '?'.$sortqry;
2036: }
2037: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.101 raeburn 2038: if ( (defined($numpicks)) && ($numpicks > 0) ) {
2039: my $userpickqry = 'totposters='.$numpicks;
2040: $feedurl .= '&'.$userpickqry;
2041: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2042: } else {
2043: my $roleqry = 'rolefilter='.$rolefilter;
2044: $feedurl .= '&'.$roleqry;
2045: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2046: $feedurl .= '&statusfilter='.$statusfilter;
2047: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2048: $feedurl .= '§ionpick='.$secpick;
2049: $sectag = '<input type="hidden" name="sectionpick" value="'.$secpick.'" />';
2050: }
1.100 raeburn 2051: }
1.6 albertel 2052: $r->print (<<ENDREDIR);
1.72 albertel 2053: <html>
1.3 www 2054: <head>
2055: <title>Feedback sent</title>
1.63 albertel 2056: <meta http-equiv="pragma" content="no-cache" />
1.80 raeburn 2057: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.2 www 2058: </head>
1.49 www 2059: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
1.63 albertel 2060: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.5 www 2061: $typestyle
1.32 albertel 2062: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.63 albertel 2063: <font color="red">$status</font>
1.49 www 2064: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2065: $prevtag
1.100 raeburn 2066: $sorttag
1.101 raeburn 2067: $statustag
2068: $roletag
2069: $sectag
2070: $userpicktag
1.49 www 2071: </form>
1.121 albertel 2072: <br /><a href="$feedurl">Continue</a>
1.2 www 2073: </body>
2074: </html>
2075: ENDREDIR
2076: }
1.6 albertel 2077:
2078: sub no_redirect_back {
2079: my ($r,$feedurl) = @_;
1.107 www 2080: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.120 albertel 2081: my $continue=&mt('Continue');
1.6 albertel 2082: $r->print (<<ENDNOREDIR);
1.72 albertel 2083: <html>
1.2 www 2084: <head><title>Feedback not sent</title>
1.63 albertel 2085: <meta http-equiv="pragma" content="no-cache" />
1.7 albertel 2086: ENDNOREDIR
2087:
1.8 www 2088: if ($feedurl!~/^\/adm\/feedback/) {
1.7 albertel 2089: $r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2; url='.$feedurl.'">');
2090: }
2091:
1.8 www 2092: $r->print (<<ENDNOREDIRTWO);
1.2 www 2093: </head>
1.49 www 2094: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { self.close(); }'>
1.63 albertel 2095: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.107 www 2096: <b>$nofeed</b>
1.121 albertel 2097: <br /><a href="$feedurl">$continue</a>
1.2 www 2098: </body>
2099: </html>
1.8 www 2100: ENDNOREDIRTWO
1.2 www 2101: }
1.6 albertel 2102:
2103: sub screen_header {
1.65 www 2104: my ($feedurl) = @_;
2105: my $msgoptions='';
2106: my $discussoptions='';
1.102 raeburn 2107: unless (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
1.65 www 2108: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) {
2109: $msgoptions=
2110: '<p><input type="checkbox" name="author" /> '.
2111: &mt('Feedback to resource author').'</p>';
2112: }
2113: if (&feedback_available(1)) {
2114: $msgoptions.=
2115: '<br /><input type="checkbox" name="question" /> '.
2116: &mt('Question about resource content');
2117: }
2118: if (&feedback_available(0,1)) {
2119: $msgoptions.=
2120: '<br /><input type="checkbox" name="course" /> '.
2121: &mt('Question/Comment/Feedback about course content');
2122: }
2123: if (&feedback_available(0,0,1)) {
2124: $msgoptions.=
2125: '<br /><input type="checkbox" name="policy" /> '.
2126: &mt('Question/Comment/Feedback about course policy');
2127: }
2128: }
2129: if ($ENV{'request.course.id'}) {
1.92 albertel 2130: if (&discussion_open() &&
1.90 albertel 2131: &Apache::lonnet::allowed('pch',
1.65 www 2132: $ENV{'request.course.id'}.
2133: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.74 www 2134: $discussoptions='<input type="checkbox" name="discuss" onClick="this.form.anondiscuss.checked=false;" '.
2135: ($ENV{'form.replydisc'}?' checked="1"':'').' /> '.
1.65 www 2136: &mt('Contribution to course discussion of resource');
2137: $discussoptions.='<br /><input type="checkbox" name="anondiscuss" onClick="this.form.discuss.checked=false;" /> '.
2138: &mt('Anonymous contribution to course discussion of resource').
2139: ' <i>('.&mt('name only visible to course faculty').')</i>';
1.20 www 2140: }
1.65 www 2141: }
1.74 www 2142: if ($msgoptions) { $msgoptions='<h2><img src="/adm/lonMisc/feedback.gif" />'.&mt('Sending Messages').'</h2>'.$msgoptions; }
1.65 www 2143: if ($discussoptions) {
1.74 www 2144: $discussoptions='<h2><img src="/adm/lonMisc/chat.gif" />'.&mt('Discussion Contributions').'</h2>'.$discussoptions; }
1.65 www 2145: return $msgoptions.$discussoptions;
1.6 albertel 2146: }
2147:
2148: sub resource_output {
2149: my ($feedurl) = @_;
1.46 albertel 2150: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2151: $usersaw=~s/\<body[^\>]*\>//gi;
2152: $usersaw=~s/\<\/body\>//gi;
2153: $usersaw=~s/\<html\>//gi;
2154: $usersaw=~s/\<\/html\>//gi;
2155: $usersaw=~s/\<head\>//gi;
2156: $usersaw=~s/\<\/head\>//gi;
2157: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2158: return $usersaw;
2159: }
2160:
2161: sub clear_out_html {
1.39 www 2162: my ($message,$override)=@_;
1.88 www 2163: unless (&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2164: # Always allow the <m>-tag
2165: my %html=(M=>1);
2166: # Check if more is allowed
1.37 albertel 2167: my $cid=$ENV{'request.course.id'};
1.39 www 2168: if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
2169: ($override)) {
1.37 albertel 2170: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2171: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
2172: # <SUP>
1.107 www 2173: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2174: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
2175: M=>1, SUB=>1, SUP=>1, SPAN=>1,
2176: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1);
2177: }
2178: # Do the substitution of everything that is not explicitly allowed
2179: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2180: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.107 www 2181: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2182: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2183: return $message;
2184: }
2185:
2186: sub assemble_email {
1.40 albertel 2187: my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_;
1.6 albertel 2188: my $email=<<"ENDEMAIL";
2189: Refers to <a href="$feedurl">$feedurl</a>
2190:
2191: $message
2192: ENDEMAIL
2193: my $citations=<<"ENDCITE";
2194: <h2>Previous attempts of student (if applicable)</h2>
2195: $prevattempts
1.63 albertel 2196: <br /><hr />
1.6 albertel 2197: <h2>Original screen output (if applicable)</h2>
2198: $usersaw
1.40 albertel 2199: <h2>Correct Answer(s) (if applicable)</h2>
2200: $useranswer
1.6 albertel 2201: ENDCITE
2202: return ($email,$citations);
2203: }
2204:
1.35 www 2205: sub secapply {
2206: my $rec=shift;
1.36 www 2207: my $defaultflag=shift;
2208: $rec=~s/\s+//g;
2209: $rec=~s/\@/\:/g;
2210: my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
2211: if ($sections) {
2212: foreach (split(/\;/,$sections)) {
2213: if (($_ eq $ENV{'request.course.sec'}) ||
2214: ($defaultflag && ($_ eq '*'))) {
2215: return $adr;
2216: }
2217: }
2218: } else {
2219: return $rec;
2220: }
2221: return '';
1.35 www 2222: }
2223:
1.6 albertel 2224: sub decide_receiver {
1.36 www 2225: my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
1.6 albertel 2226: my $typestyle='';
2227: my %to=();
1.36 www 2228: if ($ENV{'form.author'}||$author) {
1.8 www 2229: $typestyle.='Submitting as Author Feedback<br>';
1.6 albertel 2230: $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
2231: $to{$2.':'.$1}=1;
2232: }
1.36 www 2233: if ($ENV{'form.question'}||$question) {
1.8 www 2234: $typestyle.='Submitting as Question<br>';
1.24 harris41 2235: foreach (split(/\,/,
2236: $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'})
2237: ) {
1.36 www 2238: my $rec=&secapply($_,$defaultflag);
2239: if ($rec) { $to{$rec}=1; }
1.24 harris41 2240: }
1.6 albertel 2241: }
1.36 www 2242: if ($ENV{'form.course'}||$course) {
1.63 albertel 2243: $typestyle.='Submitting as Comment<br />';
1.24 harris41 2244: foreach (split(/\,/,
2245: $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'})
2246: ) {
1.36 www 2247: my $rec=&secapply($_,$defaultflag);
2248: if ($rec) { $to{$rec}=1; }
1.24 harris41 2249: }
1.6 albertel 2250: }
1.36 www 2251: if ($ENV{'form.policy'}||$policy) {
1.63 albertel 2252: $typestyle.='Submitting as Policy Feedback<br />';
1.24 harris41 2253: foreach (split(/\,/,
2254: $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'})
2255: ) {
1.36 www 2256: my $rec=&secapply($_,$defaultflag);
2257: if ($rec) { $to{$rec}=1; }
1.24 harris41 2258: }
1.6 albertel 2259: }
1.36 www 2260: if ((scalar(%to) eq '0') && (!$defaultflag)) {
2261: ($typestyle,%to)=
2262: &decide_receiver($feedurl,$author,$question,$course,$policy,1);
2263: }
1.6 albertel 2264: return ($typestyle,%to);
1.36 www 2265: }
2266:
2267: sub feedback_available {
2268: my ($question,$course,$policy)=@_;
2269: my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
2270: return scalar(%to);
1.6 albertel 2271: }
2272:
2273: sub send_msg {
1.43 www 2274: my ($feedurl,$email,$citations,$attachmenturl,%to)=@_;
1.6 albertel 2275: my $status='';
2276: my $sendsomething=0;
1.24 harris41 2277: foreach (keys %to) {
1.6 albertel 2278: if ($_) {
1.22 www 2279: my $declutter=&Apache::lonnet::declutter($feedurl);
1.8 www 2280: unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),
1.43 www 2281: 'Feedback ['.$declutter.']',$email,$citations,$feedurl,
2282: $attachmenturl)=~/ok/) {
1.63 albertel 2283: $status.='<br />'.&mt('Error sending message to').' '.$_.'<br />';
1.6 albertel 2284: } else {
2285: $sendsomething++;
2286: }
2287: }
1.24 harris41 2288: }
1.18 www 2289:
2290: my %record=&Apache::lonnet::restore('_feedback');
2291: my ($temp)=keys %record;
2292: unless ($temp=~/^error\:/) {
2293: my %newrecord=();
2294: $newrecord{'resource'}=$feedurl;
2295: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2296: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
1.63 albertel 2297: $status.='<br />'.&mt('Not registered').'<br />';
1.18 www 2298: }
2299: }
2300:
1.6 albertel 2301: return ($status,$sendsomething);
2302: }
2303:
1.13 www 2304: sub adddiscuss {
1.78 raeburn 2305: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2306: my $status='';
1.122 raeburn 2307: my $realsymb;
2308: if ($symb=~/^bulletin___/) {
2309: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2310: $filename=~s|^adm/wrapper/||;
2311: $realsymb=&Apache::lonnet::symbread($filename);
2312: }
2313: if (&discussion_open(undef,$realsymb) &&
1.90 albertel 2314: &Apache::lonnet::allowed('pch',$ENV{'request.course.id'}.
1.23 www 2315: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.20 www 2316:
1.13 www 2317: my %contrib=('message' => $email,
2318: 'sendername' => $ENV{'user.name'},
1.26 www 2319: 'senderdomain' => $ENV{'user.domain'},
2320: 'screenname' => $ENV{'environment.screenname'},
2321: 'plainname' => $ENV{'environment.firstname'}.' '.
2322: $ENV{'environment.middlename'}.' '.
2323: $ENV{'environment.lastname'}.' '.
1.42 www 2324: $ENV{'enrironment.generation'},
1.78 raeburn 2325: 'attachmenturl'=> $attachmenturl,
2326: 'subject' => $subject);
1.65 www 2327: if ($ENV{'form.replydisc'}) {
1.66 www 2328: $contrib{'replyto'}=(split(/\:\:\:/,$ENV{'form.replydisc'}))[1];
1.65 www 2329: }
1.14 www 2330: if ($anon) {
2331: $contrib{'anonymous'}='true';
2332: }
1.13 www 2333: if (($symb) && ($email)) {
1.102 raeburn 2334: if ($ENV{'form.editdisc'}) {
2335: my %newcontrib = ();
2336: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2337: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
2338: $contrib{'timestamp'} = time;
2339: $contrib{'history'} = '';
2340: my $numoldver = 0;
2341: my ($oldsymb,$oldidx)=split(/\:\:\:/,$ENV{'form.editdisc'});
1.110 raeburn 2342: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2343: # get timestamp for last post and history
2344: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$ENV{'request.course.id'},
2345: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2346: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2347: if (defined($oldcontrib{$oldidx.':replyto'})) {
2348: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2349: }
2350: if (defined($oldcontrib{$oldidx.':history'})) {
2351: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
2352: my @oldversions = split/:/,$oldcontrib{$oldidx.':history'};
2353: $numoldver = @oldversions;
2354: } else {
2355: $numoldver = 1;
2356: }
2357: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2358: }
1.108 raeburn 2359: my $numnewver = $numoldver + 1;
1.102 raeburn 2360: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2361: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2362: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2363: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2364: } else {
1.112 raeburn 2365: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2366: }
1.102 raeburn 2367: }
2368: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2369: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2370: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2371: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2372: } else {
1.112 raeburn 2373: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2374: }
1.102 raeburn 2375: }
2376: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
2377: foreach (keys %contrib) {
2378: my $key = $oldidx.':'.&Apache::lonnet::escape($oldsymb).':'.$_;
2379: $newcontrib{$key} = $contrib{$_};
2380: }
2381: my $put_reply = &Apache::lonnet::putstore($ENV{'request.course.id'},
2382: \%newcontrib,
2383: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2384: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2385: $status='Editing class discussion'.($anon?' (anonymous)':'');
2386: } else {
2387: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
2388: &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},
1.13 www 2389: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1.17 www 2390: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.102 raeburn 2391: }
1.21 www 2392: my %storenewentry=($symb => time);
1.63 albertel 2393: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2394: &Apache::lonnet::put('discussiontimes',\%storenewentry,
2395: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2396: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.13 www 2397: }
1.17 www 2398: my %record=&Apache::lonnet::restore('_discussion');
2399: my ($temp)=keys %record;
2400: unless ($temp=~/^error\:/) {
2401: my %newrecord=();
2402: $newrecord{'resource'}=$symb;
2403: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2404: $status.='<br />'.&mt('Registering').': '.
1.21 www 2405: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2406: }
2407: } else {
2408: $status.='Failed.';
1.17 www 2409: }
1.63 albertel 2410: return $status.'<br />';
1.13 www 2411: }
2412:
1.33 www 2413: # ----------------------------------------------------------- Preview function
2414:
2415: sub show_preview {
2416: my $r=shift;
2417: my $message=&clear_out_html($ENV{'form.comment'});
2418: $message=~s/\n/\<br \/\>/g;
1.106 www 2419: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2420: $message=&Apache::lontexconvert::msgtexconverted($message);
1.78 raeburn 2421: my $subject=&clear_out_html($ENV{'form.subject'});
2422: $subject=~s/\n/\<br \/\>/g;
2423: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.33 www 2424: $r->print('<table border="2"><tr><td>'.
1.78 raeburn 2425: '<b>Subject:</b> '.$subject.'<br /><br />'.
1.33 www 2426: $message.'</td></tr></table>');
2427: }
2428:
2429: sub generate_preview_button {
1.107 www 2430: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 2431: return(<<ENDPREVIEW);
2432: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.78 raeburn 2433: <input type="hidden" name="subject">
1.33 www 2434: <input type="hidden" name="comment" />
1.65 www 2435: <input type="button" value="$pre"
1.119 albertel 2436: onClick="if (typeof(document.mailform.onsubmit)=='function') {document.mailform.onsubmit();};this.form.comment.value=document.mailform.comment.value;this.form.subject.value=document.mailform.subject.value;this.form.submit();" />
1.33 www 2437: </form>
2438: ENDPREVIEW
2439: }
1.71 www 2440:
1.108 raeburn 2441: sub modify_attachments {
2442: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls)=@_;
1.124 raeburn 2443: my $orig_subject = &Apache::lonnet::unescape($ENV{'form.subject'});
2444: my $subject=&clear_out_html($orig_subject);
1.108 raeburn 2445: $subject=~s/\n/\<br \/\>/g;
2446: $subject=&Apache::lontexconvert::msgtexconverted($subject);
2447: my $timestamp=$ENV{'form.timestamp'};
2448: my $numoldver=$ENV{'form.numoldver'};
2449: my $bodytag=&Apache::loncommon::bodytag('Discussion Post Attachments',
2450: '','');
2451: my $msg = '';
1.113 raeburn 2452: my %attachments = ();
1.108 raeburn 2453: my %currattach = ();
2454: if ($idx) {
1.113 raeburn 2455: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 2456: }
2457: $r->print(<<END);
2458: <html>
2459: <head>
2460: <title>Managing Attachments</title>
2461: <script>
2462: function setAction () {
2463: document.modattachments.action = document.modattachments.origpage.value;
2464: document.modattachments.submit();
2465: }
2466: </script>
2467: </head>
2468: $bodytag
2469: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
2470: <table border="2">
2471: <tr>
2472: <td>
1.124 raeburn 2473: <b>Subject:</b> $subject</b><br /><br />
1.108 raeburn 2474: END
2475: if ($idx) {
2476: if ($attachmenturls) {
2477: my @currold = keys %currattach;
2478: if (@currold > 0) {
2479: $r->print("The following attachments were part of the most recent saved version of this posting.<br />Check the checkboxes for any you wish to remove<br />\n");
1.113 raeburn 2480: foreach my $id (@currold) {
2481: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
2482: $attachurl =~ m#/([^/]+)$#;
2483: $r->print('<input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'<br />'."\n");
1.108 raeburn 2484: }
2485: $r->print("<br />");
2486: }
2487: }
2488: }
2489: if (@{$currnewattach} > 0) {
2490: $r->print("The following attachments have been uploaded for inclusion with this posting.<br />Check the checkboxes for any you wish to remove<br />\n");
2491: foreach (@{$currnewattach}) {
2492: $_ =~ m#/([^/]+)$#;
2493: $r->print('<input type="checkbox" name="delnewattach" value="'.$_.'" /> '.$1.'<br />'."\n");
2494: }
2495: $r->print("<br />");
2496: }
2497: $r->print(<<END);
2498: Add a new attachment to this post. <input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onClick="this.form.submit()" />
2499: </td>
2500: </tr>
2501: </table>
2502: <input type="hidden" name="subject" value="$ENV{'form.subject'}" />
2503: <input type="hidden" name="comment" value="$ENV{'form.comment'}" />
2504: <input type="hidden" name="timestamp" value="$ENV{'form.timestamp'}" />
2505: <input type="hidden" name="idx" value="$ENV{'form.idx'}" />
2506: <input type="hidden" name="numoldver" value="$ENV{'form.numoldver'}" />
2507: <input type="hidden" name="origpage" value="$ENV{'form.origpage'}" />
2508: <input type="hidden" name="anondiscuss" value="$ENV{'form.anondiscuss'}" />
2509: <input type="hidden" name="discuss" value="$ENV{'form.discuss'}" />
2510: END
2511: foreach (@{$currnewattach}) {
2512: $r->print('<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n");
2513: }
2514: foreach (@{$currdelold}) {
2515: $r->print('<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n");
2516: }
2517: $r->print(<<END);
2518: <input type="button" name="rtntoedit" value="Store Changes" onClick="setAction()"/>
2519: </form>
2520: </body>
2521: </html>
2522: END
2523: return;
2524: }
2525:
2526: sub process_attachments {
2527: my ($currnewattach,$currdelold,$keepold) = @_;
2528: if (exists($ENV{'form.currnewattach'})) {
2529: if (ref($ENV{'form.currnewattach'}) eq 'ARRAY') {
2530: @{$currnewattach} = @{$ENV{'form.currnewattach'}};
2531: } else {
2532: $$currnewattach[0] = $ENV{'form.currnewattach'};
2533: }
2534: }
2535: if (exists($ENV{'form.deloldattach'})) {
2536: if (ref($ENV{'form.deloldattach'}) eq 'ARRAY') {
2537: @{$currdelold} = @{$ENV{'form.deloldattach'}};
2538: } else {
2539: $$currdelold[0] = $ENV{'form.deloldattach'};
2540: }
2541: }
2542: if (exists($ENV{'form.delnewattach'})) {
2543: my @currdelnew = ();
2544: my @currnew = ();
2545: if (ref($ENV{'form.delnewattach'}) eq 'ARRAY') {
2546: @currdelnew = @{$ENV{'form.delnewattach'}};
2547: } else {
2548: $currdelnew[0] = $ENV{'form.delnewattach'};
2549: }
2550: foreach my $newone (@{$currnewattach}) {
2551: my $delflag = 0;
2552: foreach (@currdelnew) {
2553: if ($newone eq $_) {
2554: $delflag = 1;
2555: last;
2556: }
2557: }
2558: unless ($delflag) {
2559: push @currnew, $newone;
2560: }
2561: }
2562: @{$currnewattach} = @currnew;
2563: }
2564: if (exists($ENV{'form.keepold'})) {
2565: if (ref($ENV{'form.keepold'}) eq 'ARRAY') {
2566: @{$keepold} = @{$ENV{'form.keepold'}};
2567: } else {
2568: $$keepold[0] = $ENV{'form.keepold'};
2569: }
2570: }
2571: }
2572:
2573: sub generate_attachments_button {
2574: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,$numoldver,$mode) = @_;
2575: my $origpage = $ENV{'REQUEST_URI'};
2576: my $att=$attachnum.' '.&mt("attachments");
2577: my $response = (<<END);
2578: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
2579: Click to add/remove attachments: <input type="button" value="$att"
1.124 raeburn 2580: onClick="if (typeof(document.mailform.onsubmit)=='function') {document.mailform.onsubmit();};this.form.comment.value=escape(document.mailform.comment.value);this.form.subject.value=escape(document.mailform.subject.value);
1.108 raeburn 2581: END
2582: unless ($mode eq 'board') {
2583: $response .= 'javascript:anonchk();';
2584: }
2585: $response .= (<<ENDATTACH);
2586: this.form.submit();" />
2587: <input type="hidden" name="origpage" value="$origpage" />
2588: <input type="hidden" name="idx" value="$idx" />
2589: <input type="hidden" name="timestamp" value="$now" />
2590: <input type="hidden" name="subject" />
2591: <input type="hidden" name="comment" />
2592: <input type="hidden" name="anondiscuss" value = "0";
2593: <input type="hidden" name="discuss" value = "0";
2594: <input type="hidden" name="numoldver" value="$numoldver" />
2595: ENDATTACH
2596: if (defined($deloldattach)) {
2597: if (@{$deloldattach} > 0) {
2598: foreach (@{$deloldattach}) {
2599: $response .= '<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n";
2600: }
2601: }
2602: }
2603: if (defined($currnewattach)) {
2604: if (@{$currnewattach} > 0) {
2605: foreach (@{$currnewattach}) {
2606: $response .= '<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n";
2607: }
2608: }
2609: }
2610: $response .= '</form>';
2611: return $response;
2612: }
2613:
2614: sub extract_attachments {
2615: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 2616: %{$attachments}=();
2617: &get_post_attachments($attachments,$attachmenturls);
2618: foreach my $id (sort keys %{$attachments}) {
2619: if (exists($$attachments{$id}{$numoldver})) {
2620: if (defined($currdelold)) {
2621: if (@{$currdelold} > 0) {
2622: unless (grep/^$id$/,@{$currdelold}) {
2623: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2624: }
1.113 raeburn 2625: } else {
2626: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2627: }
1.116 raeburn 2628: } else {
2629: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2630: }
2631: }
1.116 raeburn 2632: }
2633: my @attached = (sort { $a <=> $b } keys %{$currattach});
2634: if (@attached == 1) {
2635: my $id = $attached[0];
2636: my $attachurl;
2637: if ($attachmenturls =~ m/^<attachment id="0">/) {
2638: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
2639: } else {
2640: $attachurl = $$attachments{$id}{'filename'};
2641: }
2642: $attachurl=~m|/([^/]+)$|;
2643: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
2644: $1.'</tt></a><br />';
2645: &Apache::lonnet::allowuploaded('/adm/feedback',
2646: $attachurl);
2647: } elsif (@attached > 1) {
2648: $$message.='<ol>';
2649: foreach (@attached) {
2650: my $id = $_;
1.113 raeburn 2651: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 2652: my ($fname)
2653: =($attachurl=~m|/([^/]+)$|);
2654: $$message .= '<li><a href="'.$attachurl.
2655: '"><tt>'.
2656: $fname.'</tt></a></li>';
1.108 raeburn 2657: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 2658: $attachurl);
1.108 raeburn 2659: }
1.116 raeburn 2660: $$message .= '</ol>';
1.108 raeburn 2661: }
2662: }
2663:
2664: sub construct_attachmenturl {
2665: my ($currnewattach,$keepold,$symb,$idx)=@_;
2666: my $oldattachmenturl;
2667: my $newattachmenturl;
1.113 raeburn 2668: my $startnum = 0;
1.108 raeburn 2669: my $currver = 0;
2670: if (($ENV{'form.editdisc'}) && ($idx)) {
2671: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2672: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2673: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2674: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
2675: if ($contrib{$idx.':history'}) {
2676: if ($contrib{$idx.':history'} =~ /:/) {
2677: my @oldversions = split/:/,$contrib{$idx.':history'};
2678: $currver = 1 + scalar(@oldversions);
2679: } else {
2680: $currver = 2;
2681: }
2682: } else {
2683: $currver = 1;
2684: }
2685: if ($oldattachmenturl) {
1.113 raeburn 2686: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
2687: my %attachments = ();
2688: my $prevver = $currver-1;
2689: &get_post_attachments(\%attachments,$oldattachmenturl);
1.116 raeburn 2690: my $numattach = scalar(keys %attachments);
1.113 raeburn 2691: $startnum += $numattach;
2692: foreach my $num (sort {$a <=> $b} keys %attachments) {
2693: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.116 raeburn 2694: foreach $_ (sort {$a <=> $b} keys %{$attachments{$num}}) {
2695: unless ($_ eq 'filename') {
2696: $newattachmenturl .= '<post id="'.$_.'">'.$attachments{$num}{$_}.'</post>';
2697: }
1.113 raeburn 2698: }
2699: if (grep/^$num$/,@{$keepold}) {
2700: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 2701: }
1.113 raeburn 2702: $newattachmenturl .= '</attachment>';
1.108 raeburn 2703: }
2704: } else {
1.116 raeburn 2705: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 2706: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 2707: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 2708: }
1.113 raeburn 2709: $newattachmenturl .= '</attachment>';
1.108 raeburn 2710: $startnum ++;
2711: }
2712: }
2713: }
2714: for (my $i=0; $i<@{$currnewattach}; $i++) {
2715: my $attachnum = $startnum + $i;
1.113 raeburn 2716: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 2717: }
2718: return $newattachmenturl;
2719: }
2720:
1.6 albertel 2721: sub handler {
2722: my $r = shift;
1.8 www 2723: if ($r->header_only) {
1.71 www 2724: &Apache::loncommon::content_type($r,'text/html');
1.8 www 2725: $r->send_http_header;
2726: return OK;
2727: }
1.15 www 2728:
2729: # --------------------------- Get query string for limited number of parameters
2730:
1.97 raeburn 2731: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.116 raeburn 2732: ['hide','unhide','deldisc','postdata','preview','replydisc','editdisc','threadedon','threadedoff','onlyunread','allposts','onlyunmark','previous','markread','markonread','markondisp','toggoff','toggon','modifydisp','changes','navmaps','navurl','sortfilter','sortposts','applysort','rolefilter','statusfilter','sectionpick','posterlist','userpick','attach','origpage','currnewattach','deloldattach','keepold','allversions','export']);
1.111 raeburn 2733: if ($ENV{'form.discsymb'}) {
2734: my $symb = $ENV{'form.discsymb'};
2735: my $readkey = $symb.'_read';
2736: my %readinghash = ();
2737: my $chgcount = 0;
2738: %readinghash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$readkey],$ENV{'user.domain'},$ENV{'user.name'});
2739: foreach my $key (keys %ENV) {
2740: if ($key =~ m/^form\.postunread_(\d+)/) {
2741: if ($readinghash{$readkey} =~ /\.$1\./) {
2742: $readinghash{$readkey} =~ s/\.$1\.//;
2743: $chgcount ++;
2744: }
2745: } elsif ($key =~ m/^form\.postread_(\d+)/) {
2746: unless ($readinghash{$readkey} =~ /\.$1\./) {
2747: $readinghash{$readkey} .= '.'.$1.'.';
2748: $chgcount ++;
2749: }
2750: }
2751: }
2752: if ($chgcount > 0) {
2753: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%readinghash,$ENV{'user.domain'},$ENV{'user.name'});
2754: }
2755: &Apache::loncommon::content_type($r,'text/html');
2756: $r->send_http_header;
2757: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2758: my $previous=$ENV{'form.previous'};
2759: my $feedurl = &Apache::lonnet::clutter($url);
2760: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />','0','0','',$previous,'','','',);
2761: return OK;
2762: }
1.109 raeburn 2763: if ($ENV{'form.allversions'}) {
2764: &Apache::loncommon::content_type($r,'text/html');
2765: $r->send_http_header;
2766: my $bodytag=&Apache::loncommon::bodytag('Discussion Post Versions',
2767: '','');
2768: $r->print (<<END);
2769: <html>
2770: <head>
2771: <title>Post Versions</title>
2772: <meta http-equiv="pragma" content="no-cache" />
2773: </head>
2774: $bodytag
2775: END
2776: my $crs='/'.$ENV{'request.course.id'};
2777: if ($ENV{'request.course.sec'}) {
2778: $crs.='_'.$ENV{'request.course.sec'};
2779: }
2780: $crs=~s/\_/\//g;
2781: my $seeid=&Apache::lonnet::allowed('rin',$crs);
2782: my ($symb,$idx)=split(/\:\:\:/,$ENV{'form.allversions'});
2783: my $ressymb=$symb;
2784: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
2785: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
2786: }
2787: if ($idx > 0) {
1.116 raeburn 2788: my %messages = ();
2789: my %subjects = ();
2790: my %attachmsgs = ();
2791: my %allattachments = ();
2792: my %imsfiles = ();
2793: my ($screenname,$plainname);
1.109 raeburn 2794: my %contrib=&Apache::lonnet::restore($ressymb,$ENV{'request.course.id'},
2795: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2796: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.116 raeburn 2797: my $discussion = &get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname);
2798: $r->print($discussion);
1.109 raeburn 2799: }
2800: return OK;
2801: }
1.101 raeburn 2802: if ($ENV{'form.posterlist'}) {
2803: &Apache::loncommon::content_type($r,'text/html');
2804: $r->send_http_header;
2805: my $symb=$ENV{'form.posterlist'};
2806: my $sortposts = $ENV{'form.sortposts'};
2807: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2808: my $previous=$ENV{'form.previous'};
2809: my $feedurl = &Apache::lonnet::clutter($url);
2810: # backward compatibility (bulletin boards used to be 'wrapped')
2811: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
2812: $feedurl=~s|^/adm/wrapper||;
2813: }
2814: &print_showposters($r,$symb,$previous,$feedurl,$sortposts);
2815: return OK;
2816: }
2817: if ($ENV{'form.userpick'}) {
2818: &Apache::loncommon::content_type($r,'text/html');
2819: $r->send_http_header;
2820: my $symb=$ENV{'form.userpick'};
2821: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2822: my $previous=$ENV{'form.previous'};
2823: # backward compatibility (bulletin boards used to be 'wrapped')
2824: my $ressymb=$symb;
2825: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
2826: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
2827: }
2828: my $sort=$ENV{'form.sortposts'};
2829: my @posters = ();
2830: if (ref($ENV{'form.stuinfo'}) eq 'ARRAY') {
2831: @posters = $ENV{'form.stuinfo'};
2832: } else {
2833: $posters[0] = $ENV{'form.stuinfo'};
2834: }
2835: my $numpicks = @posters;
2836: if (defined($ENV{'form.userpick'})) {
2837: my %discinfo = ();
2838: $discinfo{$ressymb.'_userpick'} = join('&',@posters);
2839: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
2840: }
2841: my $feedurl = &Apache::lonnet::clutter($url);
2842: # backward compatibility (bulletin boards used to be 'wrapped')
2843: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
2844: $feedurl=~s|^/adm/wrapper||;
2845: }
2846: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',$previous,$sort,'','','',$numpicks);
2847: return OK;
2848: }
1.100 raeburn 2849: if ($ENV{'form.applysort'}) {
2850: &Apache::loncommon::content_type($r,'text/html');
2851: $r->send_http_header;
2852: my $symb=$ENV{'form.applysort'};
2853: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2854: my $previous=$ENV{'form.previous'};
2855: my $sort = $ENV{'form.sortposts'};
1.101 raeburn 2856: my $rolefilter = $ENV{'form.rolefilter'};
1.100 raeburn 2857: my $statusfilter = $ENV{'form.statusfilter'};
2858: my $secpick = $ENV{'form.sectionpick'};
2859: my $feedurl = &Apache::lonnet::clutter($url);
2860: # backward compatibility (bulletin boards used to be 'wrapped')
2861: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
2862: $feedurl=~s|^/adm/wrapper||;
2863: }
1.101 raeburn 2864: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',$previous,$sort,$rolefilter,$statusfilter,$secpick);
1.100 raeburn 2865: return OK;
2866: } elsif ($ENV{'form.sortfilter'}) {
2867: &Apache::loncommon::content_type($r,'text/html');
2868: $r->send_http_header;
2869: my $symb=$ENV{'form.sortfilter'};
2870: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2871: my $previous=$ENV{'form.previous'};
2872: my $feedurl = &Apache::lonnet::clutter($url);
2873: # backward compatibility (bulletin boards used to be 'wrapped')
2874: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
2875: $feedurl=~s|^/adm/wrapper||;
2876: }
2877: &print_sortfilter_options($r,$symb,$previous,$feedurl);
2878: return OK;
2879: } elsif ($ENV{'form.navmaps'}) {
1.99 raeburn 2880: my %discinfo = ();
2881: my @resources = ();
2882: if ($ENV{'form.navmaps'} =~ /:/) {
2883: @resources = split/:/,$ENV{'form.navmaps'};
2884: } else {
2885: @resources = ("$ENV{'form.navmaps'}");
2886: }
2887: my $numitems = @resources;
2888: my $feedurl = '/adm/navmaps';
2889: if ($ENV{'form.navurl'}) {
2890: $feedurl .= '?'.$ENV{'form.navurl'};
2891: }
2892: my %lt = &Apache::lonlocal::texthash(
2893: 'mnpa' => 'Marked "New" posts as read in a total of',
2894: 'robb' => 'resources/bulletin boards.'
2895: );
2896: foreach (@resources) {
2897: # backward compatibility (bulletin boards used to be 'wrapped')
2898: my $ressymb=$_;
2899: if ($ressymb =~ m/bulletin___\d+___/) {
2900: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
2901: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper/|;
2902: }
2903: }
2904: my $lastkey = $ressymb.'_lastread';
2905: $discinfo{$lastkey} = time;
2906: }
2907: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
2908: &Apache::loncommon::content_type($r,'text/html');
2909: $r->send_http_header;
2910: $r->print (<<ENDREDIR);
2911: <html>
2912: <head>
2913: <title>New posts marked as read</title>
2914: <meta http-equiv="pragma" content="no-cache" />
2915: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
2916: </head>
2917: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
2918: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
2919: <b>$lt{'mnpa'} $numitems $lt{'robb'}</b>
2920: <form name="reldt" action="$feedurl" target="loncapaclient">
2921: </form>
1.121 albertel 2922: <br /><a href="$feedurl">Continue</a>
1.99 raeburn 2923: </body>
2924: </html>
2925: ENDREDIR
2926: return OK;
2927: } elsif ($ENV{'form.modifydisp'}) {
1.84 raeburn 2928: &Apache::loncommon::content_type($r,'text/html');
2929: $r->send_http_header;
1.97 raeburn 2930: my $symb=$ENV{'form.modifydisp'};
1.84 raeburn 2931: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1.97 raeburn 2932: my $previous=$ENV{'form.previous'};
1.111 raeburn 2933: my ($dispchgA,$dispchgB,$markchg,$toggchg) = split/_/,$ENV{'form.changes'};
1.97 raeburn 2934: my $feedurl = &Apache::lonnet::clutter($url);
1.98 raeburn 2935: # backward compatibility (bulletin boards used to be 'wrapped')
2936: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
2937: $feedurl=~s|^/adm/wrapper||;
2938: }
1.111 raeburn 2939: &print_display_options($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 2940: return OK;
1.111 raeburn 2941: } elsif (($ENV{'form.markondisp'}) || ($ENV{'form.markonread'}) || ($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'}) || $ENV{'form.onlyunmark'} || $ENV{'form.toggoff'} || $ENV{'form.toggon'} ) {
1.97 raeburn 2942: &Apache::loncommon::content_type($r,'text/html');
2943: $r->send_http_header;
2944: my $previous=$ENV{'form.previous'};
2945: my ($map,$ind,$url);
1.111 raeburn 2946: if ( ($ENV{'form.toggoff'}) || ($ENV{'form.toggon'}) ) {
2947: # ------------------------------ Modify setting for read/unread toggle for each post
2948: my $symb=$ENV{'form.toggoff'}?$ENV{'form.toggoff'}:$ENV{'form.toggon'};
2949: my $ressymb = $symb;
2950: ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2951: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
2952: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
2953: }
2954: my %discinfo = ();
2955: my $toggkey = $ressymb.'_readtoggle';
2956: if ($ENV{'form.toggon'}) {
2957: $discinfo{$toggkey} = 1;
2958: } elsif ($ENV{'form.toggoff'}) {
2959: $discinfo{$toggkey} = 0;
2960: }
2961: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
2962: }
1.97 raeburn 2963: if (($ENV{'form.markondisp'}) || ($ENV{'form.markonread'})) {
2964: # ---------------------- Modify setting for identification of 'NEW' posts in this discussion
2965: my $symb=$ENV{'form.markondisp'}?$ENV{'form.markondisp'}:$ENV{'form.markonread'};
2966: my $ressymb = $symb;
2967: ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2968: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
2969: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
2970: }
2971: my %discinfo = ();
2972: my $lastkey = $ressymb.'_lastread';
2973: my $ondispkey = $ressymb.'_markondisp';
2974: if ($ENV{'form.markondisp'}) {
2975: $discinfo{$lastkey} = time;
2976: $discinfo{$ondispkey} = 1;
2977: } elsif ($ENV{'form.markonread'}) {
2978: if ( $previous > 0 ) {
2979: $discinfo{$lastkey} = $previous;
2980: }
2981: $discinfo{$ondispkey} = 0;
2982: }
2983: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.84 raeburn 2984: }
1.111 raeburn 2985: if (($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'}) || ($ENV{'form.onlyunmark'}) ) {
1.97 raeburn 2986: # ----------------------------------------------------------------- Modify display setting for this discussion
1.111 raeburn 2987: my $symb;
2988: if ($ENV{'form.allposts'}) {
2989: $symb = $ENV{'form.allposts'};
2990: } elsif ($ENV{'form.onlyunread'}) {
2991: $symb = $ENV{'form.onlyunread'};
2992: } else {
2993: $symb = $ENV{'form.onlyunmark'};
2994: }
1.97 raeburn 2995: my $ressymb = $symb;
2996: ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
2997: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
2998: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
2999: }
3000: my %discinfo = ();
3001: if ($ENV{'form.allposts'}) {
3002: $discinfo{$ressymb.'_showonlyunread'} = 0;
1.111 raeburn 3003: $discinfo{$ressymb.'_showonlyunmark'} = 0;
1.97 raeburn 3004: } elsif ($ENV{'form.onlyunread'}) {
3005: $discinfo{$ressymb.'_showonlyunread'} = 1;
1.111 raeburn 3006: } else {
3007: $discinfo{$ressymb.'_showonlyunmark'} = 1;
1.84 raeburn 3008: }
1.97 raeburn 3009: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.84 raeburn 3010: }
1.111 raeburn 3011: if (($ENV{'form.markonread'}) || ($ENV{'form.allposts'}) || ($ENV{'form.onlyunread'}) || ($ENV{'form.onlyunmark'}) ||($ENV{'form.toggoff'}) || ($ENV{'form.toggon'}) ) {
1.97 raeburn 3012: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed display status').'<br />','0','0','',$previous);
3013: } else {
1.84 raeburn 3014: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed display status').'<br />','0','0');
3015: }
3016: return OK;
3017: } elsif ($ENV{'form.markread'}) {
1.111 raeburn 3018: # ----------------------------------------------------------------- Mark new posts not NEW
1.84 raeburn 3019: &Apache::loncommon::content_type($r,'text/html');
3020: $r->send_http_header;
3021: my $symb=$ENV{'form.markread'};
3022: my $ressymb = $symb;
3023: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3024: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3025: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
1.78 raeburn 3026: }
1.84 raeburn 3027: my %discinfo = ();
3028: my $lastkey = $ressymb.'_lastread';
3029: $discinfo{$lastkey} = time;
3030: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
3031: &redirect_back($r,&Apache::lonnet::clutter($url),&mt('Changed reading status').'<br />','0','0');
1.78 raeburn 3032: return OK;
3033: } elsif (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) {
1.15 www 3034: # ----------------------------------------------------------------- Hide/unhide
1.71 www 3035: &Apache::loncommon::content_type($r,'text/html');
1.15 www 3036: $r->send_http_header;
3037:
3038: my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'};
3039:
3040: my ($symb,$idx)=split(/\:\:\:/,$entry);
1.52 www 3041: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1.15 www 3042:
3043: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3044: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3045: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3046:
3047:
3048: my $currenthidden=$contrib{'hidden'};
1.102 raeburn 3049: my $currentstudenthidden=$contrib{'studenthidden'};
3050:
3051: my $crs='/'.$ENV{'request.course.id'};
3052: if ($ENV{'request.course.sec'}) {
3053: $crs.='_'.$ENV{'request.course.sec'};
3054: }
3055: $crs=~s/\_/\//g;
3056: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.15 www 3057:
3058: if ($ENV{'form.hide'}) {
3059: $currenthidden.='.'.$idx.'.';
1.102 raeburn 3060: unless ($seeid) {
3061: $currentstudenthidden.='.'.$idx.'.';
3062: }
1.15 www 3063: } else {
3064: $currenthidden=~s/\.$idx\.//g;
3065: }
3066: my %newhash=('hidden' => $currenthidden);
1.102 raeburn 3067: if ( ($ENV{'form.hide'}) && (!$seeid) ) {
3068: $newhash{'studenthidden'} = $currentstudenthidden;
3069: }
1.38 www 3070:
3071: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
3072: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3073: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3074:
3075: &redirect_back($r,&Apache::lonnet::clutter($url),
1.80 raeburn 3076: &mt('Changed discussion status').'<br />','0','0','',$ENV{'form.previous'});
1.69 www 3077: } elsif (($ENV{'form.threadedon'}) || ($ENV{'form.threadedoff'})) {
1.72 albertel 3078: &Apache::loncommon::content_type($r,'text/html');
3079: $r->send_http_header;
1.69 www 3080: if ($ENV{'form.threadedon'}) {
3081: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
3082: &Apache::lonnet::appenv('environment.threadeddiscussion' => 'on');
3083: } else {
3084: &Apache::lonnet::del('environment',['threadeddiscussion']);
3085: &Apache::lonnet::delenv('environment\.threadeddiscussion');
1.72 albertel 3086: }
1.69 www 3087: my $symb=$ENV{'form.threadedon'}?$ENV{'form.threadedon'}:$ENV{'form.threadedoff'};
3088: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3089: &redirect_back($r,&Apache::lonnet::clutter($url),
1.80 raeburn 3090: &mt('Changed discussion view mode').'<br />','0','0','',$ENV{'form.previous'});
1.38 www 3091: } elsif ($ENV{'form.deldisc'}) {
3092: # --------------------------------------------------------------- Hide for good
1.71 www 3093: &Apache::loncommon::content_type($r,'text/html');
1.38 www 3094: $r->send_http_header;
3095:
3096: my $entry=$ENV{'form.deldisc'};
3097:
3098: my ($symb,$idx)=split(/\:\:\:/,$entry);
1.52 www 3099: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
1.38 www 3100:
3101: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3102: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3103: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3104:
3105:
3106: my $currentdeleted=$contrib{'deleted'};
3107:
3108: $currentdeleted.='.'.$idx.'.';
3109:
3110: my %newhash=('deleted' => $currentdeleted);
1.15 www 3111:
3112: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
3113: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3114: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3115:
1.30 www 3116: &redirect_back($r,&Apache::lonnet::clutter($url),
1.80 raeburn 3117: &mt('Changed discussion status').'<br />','0','0','',$ENV{'form.previous'});
1.33 www 3118: } elsif ($ENV{'form.preview'}) {
3119: # -------------------------------------------------------- User wants a preview
1.76 albertel 3120: $r->content_type('text/html');
3121: $r->send_http_header;
1.33 www 3122: &show_preview($r);
1.108 raeburn 3123: } elsif ($ENV{'form.attach'}) {
3124: # -------------------------------------------------------- Work on attachments
3125: &Apache::loncommon::content_type($r,'text/html');
3126: $r->send_http_header;
3127: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','anondiscuss','discuss']);
3128: my @currnewattach = ();
3129: my @currdelold = ();
3130: my @keepold = ();
3131: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
3132: if (exists($ENV{'form.addnewattach.filename'})) {
3133: unless (length($ENV{'form.addnewattach'})>131072) {
3134: my $subdir = 'feedback/'.$ENV{'form.timestamp'};
3135: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
3136: push @currnewattach, $newattachment;
3137: }
3138: }
3139: my $attachmenturls = '';
3140: my $idx = $ENV{'form.idx'};
3141: my $symb = $ENV{'form.attach'};
3142: if ($idx) {
3143: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3144: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3145: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3146: $attachmenturls = $contrib{$idx.':attachmenturl'};
3147: }
3148: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,$attachmenturls);
1.111 raeburn 3149: } elsif ($ENV{'form.chgreads'}) {
3150: &Apache::loncommon::content_type($r,'text/html');
3151: $r->send_http_header;
3152: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($ENV{'form.chgreads'});
3153: &redirect_back($r,&Apache::lonnet::clutter($url),
3154: &mt('Changed read status').'<br />','0','0');
1.116 raeburn 3155: } elsif ($ENV{'form.export'}) {
3156: &Apache::loncommon::content_type($r,'text/html');
3157: $r->send_http_header;
3158: my $symb=$ENV{'form.export'};
3159: my $mode;
3160: my $status='OPEN';
3161: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3162: my $previous=$ENV{'form.previous'};
3163: my $feedurl = &Apache::lonnet::clutter($url);
3164: # backward compatibility (bulletin boards used to be 'wrapped')
3165: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3166: $mode = 'board';
3167: $feedurl=~s|^/adm/wrapper||;
3168: }
3169: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library)$/) {
3170: $mode='problem';
3171: $status=$Apache::inputtags::status[-1];
3172: }
3173: my $discussion = &list_discussion($mode,$status,$symb);
3174: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion');
3175: $r->print($bodytag.$discussion);
3176: return OK;
1.15 www 3177: } else {
3178: # ------------------------------------------------------------- Normal feedback
1.6 albertel 3179: my $feedurl=$ENV{'form.postdata'};
3180: $feedurl=~s/^http\:\/\///;
3181: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3182: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
1.62 www 3183: $feedurl=~s/\?.+$//;
1.8 www 3184:
1.66 www 3185: my $symb;
3186: if ($ENV{'form.replydisc'}) {
3187: $symb=(split(/\:\:\:/,$ENV{'form.replydisc'}))[0];
3188: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3189: $feedurl=&Apache::lonnet::clutter($url);
1.102 raeburn 3190: } elsif ($ENV{'form.editdisc'}) {
3191: $symb=(split(/\:\:\:/,$ENV{'form.editdisc'}))[0];
3192: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3193: $feedurl=&Apache::lonnet::clutter($url);
1.108 raeburn 3194: } elsif ($ENV{'form.origpage'}) {
3195: $symb="";
1.66 www 3196: } else {
3197: $symb=&Apache::lonnet::symbread($feedurl);
3198: }
1.31 www 3199: unless ($symb) {
3200: $symb=$ENV{'form.symb'};
3201: if ($symb) {
1.52 www 3202: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
1.31 www 3203: $feedurl=&Apache::lonnet::clutter($url);
3204: }
3205: }
1.8 www 3206: my $goahead=1;
3207: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {
3208: unless ($symb) { $goahead=0; }
3209: }
1.98 raeburn 3210: # backward compatibility (bulletin boards used to be 'wrapped')
1.73 albertel 3211: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3212: $feedurl=~s|^/adm/wrapper||;
3213: }
1.8 www 3214: if ($goahead) {
3215: # Go ahead with feedback, no ambiguous reference
1.71 www 3216: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3217: $r->send_http_header;
1.6 albertel 3218:
1.8 www 3219: if (
1.7 albertel 3220: (
3221: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3222: )
3223: ||
3224: ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))
1.31 www 3225: ||
3226: ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.7 albertel 3227: ) {
1.6 albertel 3228: # --------------------------------------------------- Print login screen header
3229: unless ($ENV{'form.sendit'}) {
3230: my $options=&screen_header($feedurl);
3231: if ($options) {
1.108 raeburn 3232: &mail_screen($r,$feedurl,$options);
1.6 albertel 3233: } else {
3234: &fail_redirect($r,$feedurl);
3235: }
3236: } else {
3237:
3238: # Get previous user input
1.9 albertel 3239: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.11 albertel 3240: $symb,$ENV{'user.name'},$ENV{'user.domain'},
1.9 albertel 3241: $ENV{'request.course.id'});
1.6 albertel 3242:
3243: # Get output from resource
3244: my $usersaw=&resource_output($feedurl);
3245:
1.50 albertel 3246: # Get resource answer (need to allow student to view grades for this to work)
3247: &Apache::lonnet::appenv(('allowed.vgr'=>'F'));
1.40 albertel 3248: my $useranswer=&Apache::loncommon::get_student_answers(
3249: $symb,$ENV{'user.name'},$ENV{'user.domain'},
3250: $ENV{'request.course.id'});
1.50 albertel 3251: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3252: # Get attachments, if any, and not too large
3253: my $attachmenturl='';
1.108 raeburn 3254: if (($ENV{'form.origpage'}) || ($ENV{'form.editdisc'}) || ($ENV{'form.replydisc'})) {
3255: my ($symb,$idx);
3256: if ($ENV{'form.replydisc'}) {
3257: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
3258: } elsif ($ENV{'form.editdisc'}) {
3259: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'});
3260: } elsif ($ENV{'form.origpage'}) {
3261: $symb = $ENV{'form.symb'};
3262: }
3263: my @currnewattach = ();
3264: my @deloldattach = ();
3265: my @keepold = ();
3266: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
1.110 raeburn 3267: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.108 raeburn 3268: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
3269: } elsif ($ENV{'form.attachment.filename'}) {
1.42 www 3270: unless (length($ENV{'form.attachment'})>131072) {
1.82 albertel 3271: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback');
1.42 www 3272: }
3273: }
1.6 albertel 3274: # Filter HTML out of message (could be nasty)
1.39 www 3275: my $message=&clear_out_html($ENV{'form.comment'});
1.6 albertel 3276:
3277: # Assemble email
1.8 www 3278: my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
1.40 albertel 3279: $usersaw,$useranswer);
3280:
1.6 albertel 3281: # Who gets this?
3282: my ($typestyle,%to) = &decide_receiver($feedurl);
3283:
3284: # Actually send mail
1.43 www 3285: my ($status,$numsent)=&send_msg($feedurl,$email,$citations,
3286: $attachmenturl,%to);
1.13 www 3287:
3288: # Discussion? Store that.
3289:
1.32 albertel 3290: my $numpost=0;
1.13 www 3291: if ($ENV{'form.discuss'}) {
1.78 raeburn 3292: my $subject = &clear_out_html($ENV{'form.subject'});
3293: $typestyle.=&adddiscuss($symb,$message,0,$attachmenturl,$subject);
1.32 albertel 3294: $numpost++;
1.13 www 3295: }
1.6 albertel 3296:
1.14 www 3297: if ($ENV{'form.anondiscuss'}) {
1.78 raeburn 3298: my $subject = &clear_out_html($ENV{'form.subject'});
3299: $typestyle.=&adddiscuss($symb,$message,1,$attachmenturl,$subject);
1.32 albertel 3300: $numpost++;
1.14 www 3301: }
3302:
3303:
1.6 albertel 3304: # Receipt screen and redirect back to where came from
1.80 raeburn 3305: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status,$ENV{'form.previous'});
1.6 albertel 3306:
3307: }
1.8 www 3308: } else {
1.7 albertel 3309: # Unable to give feedback
1.6 albertel 3310: &no_redirect_back($r,$feedurl);
1.8 www 3311: }
3312: } else {
3313: # Ambiguous Problem Resource
1.60 albertel 3314: if ( &Apache::lonnet::mod_perl_version() == 2 ) {
1.53 albertel 3315: &Apache::lonnet::cleanenv();
1.58 albertel 3316: }
1.53 albertel 3317: $r->internal_redirect('/adm/ambiguous');
1.6 albertel 3318: }
1.15 www 3319: }
1.6 albertel 3320: return OK;
1.1 www 3321: }
3322:
3323: 1;
3324: __END__
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