Annotation of loncom/interface/lonfeedback.pm, revision 1.143
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.143 ! raeburn 4: # $Id: lonfeedback.pm,v 1.142 2004/11/19 19:43:05 albertel 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();
1.128 raeburn 39: use Apache::lonnavmaps;
1.130 albertel 40: use Apache::lonenc();
1.112 raeburn 41: use HTML::LCParser();
1.106 www 42: use Apache::lonspeller();
1.116 raeburn 43: use Cwd;
1.54 www 44:
1.92 albertel 45: sub discussion_open {
1.122 raeburn 46: my ($status,$symb)=@_;
1.92 albertel 47: if (defined($status) &&
48: !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
1.77 www 49: || $status eq 'OPEN')) {
1.92 albertel 50: return 0;
1.75 albertel 51: }
1.122 raeburn 52: my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
1.89 albertel 53: if (defined($close) && $close ne '' && $close < time) {
1.92 albertel 54: return 0;
1.89 albertel 55: }
1.92 albertel 56: return 1;
57: }
58:
59: sub discussion_visible {
60: my ($status)=@_;
61: if (not &discussion_open($status)) {
62: my $hidden=&Apache::lonnet::EXT('resource.0.discusshide');
63: if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) {
1.122 raeburn 64: if (!$ENV{'request.role.adv'}) { return 0; }
1.92 albertel 65: }
66: }
67: return 1;
1.90 albertel 68: }
1.84 raeburn 69:
1.90 albertel 70: sub list_discussion {
1.133 albertel 71: my ($mode,$status,$ressymb)=@_;
1.95 sakharuk 72: my $outputtarget=$ENV{'form.grade_target'};
1.116 raeburn 73: if (defined($ENV{'form.export'})) {
74: if($ENV{'form.export'}) {
75: $outputtarget = 'export';
76: }
1.140 raeburn 77: }
1.92 albertel 78: if (not &discussion_visible($status)) { return ''; }
1.84 raeburn 79: my @bgcols = ("#cccccc","#eeeeee");
1.57 www 80: my $discussiononly=0;
81: if ($mode eq 'board') { $discussiononly=1; }
1.55 www 82: unless ($ENV{'request.course.id'}) { return ''; }
83: my $crs='/'.$ENV{'request.course.id'};
1.101 raeburn 84: my $cid=$ENV{'request.course.id'};
1.55 www 85: if ($ENV{'request.course.sec'}) {
86: $crs.='_'.$ENV{'request.course.sec'};
1.143 ! raeburn 87: }
1.55 www 88: $crs=~s/\_/\//g;
1.133 albertel 89: unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); }
90: unless ($ressymb) { return ''; }
91: $ressymb=&wrap_symb($ressymb);
92: my $encsymb=&Apache::lonenc::check_encrypt($ressymb);
93: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
94: && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form)$/));
95:
1.100 raeburn 96: my %usernamesort = ();
97: my %namesort =();
98: my %subjectsort = ();
1.133 albertel 99:
1.80 raeburn 100: # Get discussion display settings for this discussion
101: my $lastkey = $ressymb.'_lastread';
102: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 103: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 104: my $visitkey = $ressymb.'_visit';
1.84 raeburn 105: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 106: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 107: my $toggkey = $ressymb.'_readtoggle';
108: my $readkey = $ressymb.'_read';
1.139 albertel 109: $ressymb=$encsymb;
1.111 raeburn 110: 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 111: my %discinfo = ();
1.80 raeburn 112: my $showonlyunread = 0;
1.111 raeburn 113: my $showunmark = 0;
1.84 raeburn 114: my $markondisp = 0;
1.79 raeburn 115: my $prevread = 0;
1.81 raeburn 116: my $previous = 0;
1.80 raeburn 117: my $visit = 0;
118: my $newpostsflag = 0;
1.101 raeburn 119: my @posters = split/\&/,$dischash{$userpickkey};
1.80 raeburn 120:
1.81 raeburn 121: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.101 raeburn 122: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','totposters']);
1.100 raeburn 123: my $sortposts = $ENV{'form.sortposts'};
1.101 raeburn 124: my $statusfilter = $ENV{'form.statusfilter'};
1.143 ! raeburn 125: my @sectionpick = ();
! 126: if ($ENV{'form.sectionpick'} =~ /,/) {
! 127: @sectionpick = split/,/,$ENV{'form.sectionpick'};
! 128: } else {
! 129: $sectionpick[0] = $ENV{'form.sectionpick'};
! 130: }
! 131: my @rolefilter = ();
! 132: if ($ENV{'form.rolefilter'} =~ /,/) {
! 133: @rolefilter = split/,/,$ENV{'form.rolefilter'};
! 134: } else {
! 135: $rolefilter[0] = $ENV{'form.rolefilter'};
! 136: }
1.101 raeburn 137: my $totposters = $ENV{'form.totposters'};
1.81 raeburn 138: $previous = $ENV{'form.previous'};
1.80 raeburn 139: if ($previous > 0) {
140: $prevread = $previous;
141: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 142: unless ($dischash{$lastkey} eq '') {
143: $prevread = $dischash{$lastkey};
144: }
1.80 raeburn 145: }
1.79 raeburn 146:
1.108 raeburn 147: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 148: my %roleshash = ();
149: my %roleinfo = ();
1.133 albertel 150: if ($ENV{'form.rolefilter'}) {
1.101 raeburn 151: %roleshash = &Apache::lonnet::dump('nohist_userroles',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
152: foreach (keys %roleshash) {
153: my ($role,$uname,$udom,$sec) = split/:/,$_;
154: my ($end,$start) = split/:/,$roleshash{$_};
155: my $now = time;
156: my $status = 'Active';
157: if (($now < $start) || ($end > 0 && $now > $end)) {
158: $status = 'Expired';
159: }
160: push @{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status;
161: }
162: my ($classlist) = &Apache::loncoursedata::get_classlist(
163: $ENV{'request.course.id'},
164: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
165: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
166: my $sec_index = &Apache::loncoursedata::CL_SECTION();
167: my $status_index = &Apache::loncoursedata::CL_STATUS();
168: while (my ($student,$data) = each %$classlist) {
169: my ($section,$status) = ($data->[$sec_index],
170: $data->[$status_index]);
171: push @{$roleinfo{$student}}, 'st:'.$section.':'.$status;
172: }
173: }
174:
1.84 raeburn 175: # Get discussion display default settings for user
1.126 albertel 176: if ($ENV{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 177: $showonlyunread = 1;
178: }
1.126 albertel 179: if ($ENV{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 180: $markondisp = 1;
181: }
182:
183: # Override user's default if user specified display setting for this discussion
184: if (defined($dischash{$ondispkey})) {
1.123 raeburn 185: unless ($dischash{$ondispkey} eq '') {
186: $markondisp = $dischash{$ondispkey};
187: }
1.84 raeburn 188: }
189: if ($markondisp) {
190: $discinfo{$lastkey} = time;
191: }
1.83 raeburn 192:
1.80 raeburn 193: if (defined($dischash{$showkey})) {
1.123 raeburn 194: unless ($dischash{$showkey} eq '') {
195: $showonlyunread = $dischash{$showkey};
196: }
1.80 raeburn 197: }
198:
1.111 raeburn 199: if (defined($dischash{$markkey})) {
1.123 raeburn 200: unless ($dischash{$markkey} eq '') {
201: $showunmark = $dischash{$markkey};
202: }
1.111 raeburn 203: }
204:
1.80 raeburn 205: if (defined($dischash{$visitkey})) {
1.123 raeburn 206: unless ($dischash{$visitkey} eq '') {
207: $visit = $dischash{$visitkey};
208: }
1.78 raeburn 209: }
1.80 raeburn 210: $visit ++;
1.78 raeburn 211:
1.54 www 212: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.68 www 213: my @discussionitems=();
1.101 raeburn 214: my %shown = ();
215: my @posteridentity=();
1.116 raeburn 216:
217: my $current=0;
1.67 www 218: my $visible=0;
1.68 www 219: my @depth=();
1.116 raeburn 220: my @replies = ();
1.68 www 221: my %alldiscussion=();
1.116 raeburn 222: my %imsitems=();
223: my %imsfiles=();
1.80 raeburn 224: my %notshown = ();
1.84 raeburn 225: my %newitem = ();
1.68 www 226: my $maxdepth=0;
227:
1.69 www 228: my $target='';
229: unless ($ENV{'browser.interface'} eq 'textual' ||
230: $ENV{'environment.remote'} eq 'off' ) {
231: $target='target="LONcom"';
232: }
1.111 raeburn 233:
1.79 raeburn 234: my $now = time;
1.80 raeburn 235: $discinfo{$visitkey} = $visit;
236:
237: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.143 ! raeburn 238: &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,$sortposts,$encsymb,$target,$readkey,$showunmark,$showonlyunread,$totposters,\@rolefilter,\@sectionpick,$statusfilter,$toggkey,$outputtarget);
1.80 raeburn 239:
1.67 www 240: my $discussion='';
1.116 raeburn 241: my $manifestfile;
242: my $manifestok=0;
243: my $tempexport;
244: my $imsresources;
245: my $copyresult;
1.84 raeburn 246:
247: my $function = &Apache::loncommon::get_users_function();
248: my $color = &Apache::loncommon::designparm($function.'.tabbg',
249: $ENV{'user.domain'});
250: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 251: 'cuse' => 'Current discussion settings',
1.84 raeburn 252: 'allposts' => 'All posts',
253: 'unread' => 'New posts only',
1.111 raeburn 254: 'unmark' => 'Unread only',
1.84 raeburn 255: 'ondisp' => 'Once displayed',
1.111 raeburn 256: 'onmark' => 'Once marked not NEW',
257: 'toggoff' => 'Off',
258: 'toggon' => 'On',
1.84 raeburn 259: 'disa' => 'Posts to be displayed',
260: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 261: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 262: 'chgt' => 'Change',
263: 'disp' => 'Display',
264: 'nolo' => 'Not new',
1.111 raeburn 265: 'togg' => 'Toggle read/unread',
1.84 raeburn 266: );
267:
268: my $currdisp = $lt{'allposts'};
269: my $currmark = $lt{'onmark'};
1.111 raeburn 270: my $currtogg = $lt{'toggoff'};
1.84 raeburn 271: my $dispchange = $lt{'unread'};
272: my $markchange = $lt{'ondisp'};
1.111 raeburn 273: my $toggchange = $lt{'toggon'};
1.97 raeburn 274: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 275: my $displinkA = 'onlyunread';
276: my $displinkB = 'onlyunmark';
1.97 raeburn 277: my $marklink = 'markondisp';
1.111 raeburn 278: my $togglink = 'toggon';
1.84 raeburn 279:
280: if ($markondisp) {
281: $currmark = $lt{'ondisp'};
282: $markchange = $lt{'onmark'};
1.97 raeburn 283: $marklink = 'markonread';
1.84 raeburn 284: }
285:
286: if ($showonlyunread) {
287: $currdisp = $lt{'unread'};
288: $dispchange = $lt{'allposts'};
1.111 raeburn 289: $displinkA = 'allposts';
1.84 raeburn 290: }
1.111 raeburn 291:
292: if ($showunmark) {
293: $currdisp = $lt{'unmark'};
294: $dispchange = $lt{'unmark'};
295: $displinkA='allposts';
296: $displinkB='onlyunread';
297: $showonlyunread = 0;
298: }
299:
300: if ($dischash{$toggkey}) {
301: $currtogg = $lt{'toggon'};
302: $toggchange = $lt{'toggoff'};
303: $togglink = 'toggoff';
304: }
1.97 raeburn 305:
1.111 raeburn 306: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 307:
308: if ($newpostsflag) {
1.97 raeburn 309: $chglink .= '&previous='.$prevread;
1.84 raeburn 310: }
311:
1.67 www 312: if ($visible) {
1.80 raeburn 313: # Print the discusssion
1.116 raeburn 314: if ($outputtarget eq 'tex') {
315: $discussion.='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
316: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
317: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
318: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
319: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}</tex>';
320: } elsif ($outputtarget eq 'export') {
321: # Create temporary directory if this is an export
322: my $now = time;
323: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
324: if (!-e $tempexport) {
325: mkdir($tempexport,0700);
326: }
327: $tempexport .= '/'.$now;
328: if (!-e $tempexport) {
329: mkdir($tempexport,0700);
330: }
331: $tempexport .= '/'.$ENV{'user.domain'}.'_'.$ENV{'user.name'};
332: if (!-e $tempexport) {
333: mkdir($tempexport,0700);
334: }
335: # open manifest file
336: my $manifest = '/imsmanifest.xml';
337: my $manifestfilename = $tempexport.$manifest;
338: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
339: $manifestok=1;
340: print $manifestfile qq|
341: <?xml version="1.0" encoding="UTF-8"?>
342: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
343: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
344: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
345: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
346: <organizations default="$ressymb">
347: <organization identifier="$ressymb">
348: <title>Discussion for $ressymb</title>\n|;
349: } else {
350: $discussion .= 'An error occurred opening the manifest file.<br />';
351: }
352: } else {
1.97 raeburn 353: my $colspan=$maxdepth+1;
1.102 raeburn 354: $discussion.= qq|
355: <script>
356: function studentdelete (symb,idx,newflag,previous) {
357: var symbparm = symb+':::'+idx
358: var prevparm = ""
359: if (newflag == 1) {
360: prevparm = "&previous="+previous
361: }
362: 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")) {
363: document.location.href = "/adm/feedback?hide="+symbparm+prevparm
364: }
365: }
366: </script>
367: |;
1.134 albertel 368: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" ><table bgcolor="#AAAAAA" cellpadding="2" cellspacing="2" border="0">';
1.97 raeburn 369: $discussion .='<tr><td bgcolor="#DDDDBB" colspan="'.$colspan.'">'.
1.95 sakharuk 370: '<table border="0" width="100%" bgcolor="#DDDDBB"><tr>';
371: if ($visible>2) {
372: $discussion.='<td align="left">'.
1.137 albertel 373: '<a href="/adm/feedback?cmd=threadedon&symb='.$ressymb;
1.95 sakharuk 374: if ($newpostsflag) {
375: $discussion .= '&previous='.$prevread;
376: }
377: $discussion .='">'.&mt('Threaded View').'</a> '.
1.137 albertel 378: '<a href="/adm/feedback?cmd=threadedoff&symb='.$ressymb;
1.95 sakharuk 379: if ($newpostsflag) {
380: $discussion .= '&previous='.$prevread;
381: }
1.100 raeburn 382: $discussion .='">'.&mt('Chronological View').'</a>
1.137 albertel 383: <a href= "/adm/feedback?cmd=sortfilter&symb='.$ressymb;
1.100 raeburn 384: if ($newpostsflag) {
385: $discussion .= '&previous='.$prevread;
386: }
387: $discussion .='">'.&mt('Sorting/Filtering options').'</a>  ';
388: } else {
389: $discussion .= '<td align="left">';
390: }
391: $discussion .='<a href= "/adm/feedback?export='.$ressymb;
392: if ($newpostsflag) {
393: $discussion .= '&previous='.$prevread;
394: }
395: $discussion .= '">'.&mt('Export').'?</a> </td>';
1.95 sakharuk 396: if ($newpostsflag) {
397: if (!$markondisp) {
1.137 albertel 398: $discussion .='<td align="right"><a href="/adm/feedback?markread=1&symb='.$ressymb.'">'.&mt('Mark NEW posts no longer new').'</a> ';
1.95 sakharuk 399: } else {
400: $discussion .= '<td> </td>';
401: }
402: } else {
403: $discussion .= '<td> </td>';
404: }
405: $discussion .= '</tr></table></td></tr>';
1.116 raeburn 406:
407: my $numhidden = keys %notshown;
408: if ($numhidden > 0) {
409: my $colspan = $maxdepth+1;
410: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.80 raeburn 411: '<a href="/adm/feedback?allposts='.$ressymb;
1.116 raeburn 412: if ($newpostsflag) {
413: $discussion .= '&previous='.$prevread;
414: }
415: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 416: $numhidden.' ';
1.116 raeburn 417: if ($showunmark) {
418: $discussion .= &mt('posts previously marked read');
419: } else {
420: $discussion .= &mt('previously viewed posts');
421: }
422: $discussion .= '<br/></td></tr>';
1.111 raeburn 423: }
1.80 raeburn 424: }
1.100 raeburn 425:
426: # Choose sort mechanism
427: my @showposts = ();
428: if ($sortposts eq 'descdate') {
429: @showposts = (sort { $b <=> $a } keys %alldiscussion);
430: } elsif ($sortposts eq 'thread') {
431: @showposts = (sort { $a <=> $b } keys %alldiscussion);
432: } elsif ($sortposts eq 'subject') {
433: foreach (sort keys %subjectsort) {
434: push @showposts, @{$subjectsort{$_}};
435: }
436: } elsif ($sortposts eq 'username') {
437: foreach my $domain (sort keys %usernamesort) {
438: foreach (sort keys %{$usernamesort{$domain}}) {
439: push @showposts, @{$usernamesort{$domain}{$_}};
440: }
441: }
442: } elsif ($sortposts eq 'lastfirst') {
443: foreach my $last (sort keys %namesort) {
444: foreach (sort keys %{$namesort{$last}}) {
445: push @showposts, @{$namesort{$last}{$_}};
446: }
447: }
448: } else {
449: $sortposts = 'ascdate';
450: @showposts = (sort { $a <=> $b } keys %alldiscussion);
451: }
1.116 raeburn 452: my $currdepth = 0;
453: my $firstidx = $alldiscussion{$showposts[0]};
1.100 raeburn 454: foreach (@showposts) {
1.116 raeburn 455: unless (($sortposts eq 'thread') || ($sortposts eq 'ascdate' && $ENV{'environment.threadeddiscussion'}) || ($outputtarget eq 'export')) {
1.100 raeburn 456: $alldiscussion{$_} = $_;
457: }
1.101 raeburn 458: unless ( ($notshown{$alldiscussion{$_}} eq '1') || ($shown{$alldiscussion{$_}} == 0) ) {
1.117 albertel 459: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 460: $discussion.="\n<tr>";
461: }
1.80 raeburn 462: my $thisdepth=$depth[$alldiscussion{$_}];
1.117 albertel 463: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 464: for (1..$thisdepth) {
465: $discussion.='<td> </td>';
466: }
467: }
1.80 raeburn 468: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 469: if ($outputtarget eq 'tex') {
1.95 sakharuk 470: #cleanup block
471: $discussionitems[$alldiscussion{$_}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
472: $discussionitems[$alldiscussion{$_}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
473: my $threadinsert='';
474: if ($thisdepth > 0) {
475: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
476: }
477: $discussionitems[$alldiscussion{$_}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
1.102 raeburn 478: $discussionitems[$alldiscussion{$_}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
1.95 sakharuk 479: $discussionitems[$alldiscussion{$_}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 480:
481: $discussionitems[$alldiscussion{$_}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$_}];
482: $discussion.=$discussionitems[$alldiscussion{$_}];
1.116 raeburn 483: } elsif ($outputtarget eq 'export') {
484: my $postfilename = $alldiscussion{$_}.'-'.$imsitems{$alldiscussion{$_}}{'timestamp'}.'.html';
485: if ($manifestok) {
486: if (($depth[$alldiscussion{$_}] <= $currdepth) && ($alldiscussion{$_} != $firstidx)) {
487: print $manifestfile ' </item>'."\n";
488: }
489: $currdepth = $depth[$alldiscussion{$_}];
490: print $manifestfile "\n".
491: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$_}.'" isvisible="'.
492: $imsitems{$alldiscussion{$_}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$_}.'">'.
493: '<title>'.$imsitems{$alldiscussion{$_}}{'title'}.'</title>';
494: $imsresources .= "\n".
495: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$_}.'" type="webcontent" href="'.$postfilename.'">'.
496: '<file href="'.$alldiscussion{$_}.'.html">'."\n".
497: $imsfiles{$alldiscussion{$_}}{$imsitems{$alldiscussion{$_}}{'currversion'}}."\n".
498: '</resource>';
499: }
500: my $postingfile;
501: my $postingfilename = $tempexport.'/'.$postfilename;
502: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
503: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
504: $imsitems{$alldiscussion{$_}}{'title'}.' '.
505: $imsitems{$alldiscussion{$_}}{'sender'}.
506: $imsitems{$alldiscussion{$_}}{'timestamp'}.'<br /><br />'.
507: $imsitems{$alldiscussion{$_}}{'message'}.'<br />'.
508: $imsitems{$alldiscussion{$_}}{'attach'}.'</body></html>'."\n";
509: close($postingfile);
510: } else {
511: $discussion .= 'An error occurred opening the export file for posting '.$alldiscussion{$_}.'<br />';
512: }
513: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$_}}{'allattachments'},$tempexport);
514: } else {
515: $discussion.='<td bgcolor="'.$bgcols[$newitem{$alldiscussion{$_}}].
516: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$_}].
517: '</td></tr>';
518: }
1.69 www 519: }
1.80 raeburn 520: }
1.116 raeburn 521: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 522: my $colspan=$maxdepth+1;
1.111 raeburn 523: $discussion .= <<END;
1.97 raeburn 524: <tr bgcolor="#FFFFFF">
1.98 raeburn 525: <td colspan="$colspan" valign="top">
1.97 raeburn 526: <table border="0" bgcolor="#FFFFFF" width="100%" cellspacing="2" cellpadding="2">
527: <tr>
528: <td align="left">
529: <table border="0" cellpadding="0" cellspacing="4">
530: <tr>
531: <td>
532: <font size="-1"><b>$lt{'cuse'}</b>:</td>
533: <td> </td>
1.111 raeburn 534: <td><font size="-1">
1.97 raeburn 535: END
536: if ($newpostsflag) {
537: $discussion .=
1.111 raeburn 538: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
539: if ($dischash{$toggkey}) {
540: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
541: }
1.97 raeburn 542: } else {
1.111 raeburn 543: if ($dischash{$toggkey}) {
544: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
545: } else {
546: $discussion .=
547: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
548: }
1.97 raeburn 549: }
550: $discussion .= <<END;
1.111 raeburn 551: </font></td>
1.97 raeburn 552: <td> </td>
553: <td>
1.111 raeburn 554: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</font></b>
555: </td>
1.97 raeburn 556: </tr>
557: </table>
558: </td>
1.111 raeburn 559: END
1.143 ! raeburn 560: if ($sortposts) {
! 561: my %sort_types = ();
! 562: my %role_types = ();
! 563: my %status_types = ();
! 564: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
! 565:
! 566: $discussion .= '<td><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
! 567: if (defined($ENV{'form.totposters'})) {
! 568: $discussion .= &mt('Posts by').': ';
! 569: if ($totposters > 0) {
! 570: foreach my $poster (@posters) {
! 571: $poster =~ s/:/\@/;
! 572: $discussion .= $poster.',';
! 573: }
! 574: $discussion =~ s/,//;
! 575: } else {
! 576: $discussion .= &mt('None selected');
! 577: }
! 578: } else {
! 579: my $filterchoice ='';
! 580: if (@sectionpick > 0) {
! 581: $filterchoice = '<i>'.&mt('sections').'</i>- '.$ENV{'form.sectionpick'};
! 582: $filterchoice .= ' ';
! 583: }
! 584: if (@rolefilter > 0) {
! 585: $filterchoice .= '<i>'.&mt('roles').'</i>- ';
! 586: foreach (@rolefilter) {
! 587: $filterchoice .= $role_types{$_}.', ';
! 588: }
! 589: $filterchoice .= ' ';
! 590: }
! 591: if ($statusfilter) {
! 592: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
! 593: }
! 594: if ($filterchoice) {
! 595: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
! 596: }
! 597: $discussion .= '</font></td>';
! 598: }
! 599: }
1.111 raeburn 600: if ($dischash{$toggkey}) {
601: my $storebutton = &mt('Store read/unread changes');
602: $discussion.='<td align="right">'.
603: '<input type="hidden" name="discsymb" value="'.$ressymb.'">'."\n".
604: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
605: ' onClick="this.form.submit();">'."\n".
606: '</td>';
607: }
608: $discussion .= (<<END);
1.97 raeburn 609: </tr>
610: </table>
611: </td>
612: </tr>
613: </table>
1.134 albertel 614: <br /><br /></form>
1.97 raeburn 615: END
1.114 sakharuk 616: }
1.116 raeburn 617: if ($outputtarget eq 'export') {
618: if ($manifestok) {
619: while ($currdepth > 0) {
620: print $manifestfile " </item>\n";
621: $currdepth --;
622: }
623: print $manifestfile qq|
624: </organization>
625: </organizations>
626: <resources>
627: $imsresources
628: </resources>
629: </manifest>
630: |;
631: close($manifestfile);
632:
633: #Create zip file in prtspool
634:
635: my $imszipfile = '/prtspool/'.
636: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
637: time.'_'.rand(1000000000).'.zip';
638: # zip can cause an sh launch which can pass along all of %ENV
639: # which can be too large for /bin/sh to handle
640: my %oldENV=%ENV;
641: undef(%ENV);
642: my $cwd = &getcwd();
643: my $imszip = '/home/httpd/'.$imszipfile;
644: chdir $tempexport;
645: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
646: close(OUTPUT);
647: chdir $cwd;
648: %ENV=%oldENV;
649: undef(%oldENV);
650: $discussion .= 'Download the zip file from <a href="'.$imszipfile.'">Discussion Posting Archive</a><br />';
651: if ($copyresult) {
1.125 raeburn 652: $discussion .= 'The following errors occurred during export - <br />'.$copyresult;
1.116 raeburn 653: }
654: } else {
655: $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 />';
656: }
657: return $discussion;
658: }
1.54 www 659: }
660: if ($discussiononly) {
1.108 raeburn 661: my $now = time;
662: my $attachnum = 0;
663: my $newattachmsg = '';
664: my @currnewattach = ();
665: my @currdelold = ();
666: my $comment = '';
667: my $subject = '';
668: if ($ENV{'form.origpage'}) {
669: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.124 raeburn 670: $subject = &Apache::lonnet::unescape($ENV{'form.subject'});
671: $comment = &Apache::lonnet::unescape($ENV{'form.comment'});
1.108 raeburn 672: my @keepold = ();
673: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
674: if (@currnewattach > 0) {
675: $attachnum += @currnewattach;
676: }
677: }
1.122 raeburn 678: if (&discussion_open($status)) {
679: $discussion.=(<<ENDDISCUSS);
1.54 www 680: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data">
681: <input type="submit" name="discuss" value="Post Discussion" />
682: <input type="submit" name="anondiscuss" value="Post Anonymous Discussion" />
1.73 albertel 683: <input type="hidden" name="symb" value="$ressymb" />
1.54 www 684: <input type="hidden" name="sendit" value="true" />
1.108 raeburn 685: <input type="hidden" name="timestamp" value="$now" />
686: <br /><a name="newpost"></a>
687: <font size="1">Note: in anonymous discussion, your name is visible only
688: to course faculty</font><br />
689: <b>Title:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
690: <textarea name="comment" cols="80" rows="14" wrap="hard">$comment</textarea>
1.54 www 691: ENDDISCUSS
1.140 raeburn 692: if ($ENV{'form.origpage'}) {
693: $discussion.='<input type="hidden" name="origpage" value="'.$ENV{'form.origpage'}.'" />'."\n";
694: foreach (@currnewattach) {
695: $discussion.='<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n";
696: }
697: }
698: $discussion.="</form>\n";
699: if ($outputtarget ne 'tex') {
700: $discussion.=&generate_attachments_button('',$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,'',$mode);
701: if (@currnewattach > 0) {
702: $newattachmsg .= '<b>New attachments</b><br />';
703: if (@currnewattach > 1) {
704: $newattachmsg .= '<ol>';
705: foreach my $item (@currnewattach) {
706: $item =~ m#.*/([^/]+)$#;
707: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
708: }
709: $newattachmsg .= '</ol>'."\n";
710: } else {
711: $currnewattach[0] =~ m#.*/([^/]+)$#;
712: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1.108 raeburn 713: }
714: }
1.140 raeburn 715: $discussion.=$newattachmsg;
716: $discussion.=&generate_preview_button();
717: }
1.95 sakharuk 718: }
1.140 raeburn 719: } else {
720: if (&discussion_open($status) &&
721: &Apache::lonnet::allowed('pch',
722: $ENV{'request.course.id'}.
723: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.95 sakharuk 724: if ($outputtarget ne 'tex') {
725: $discussion.='<table bgcolor="#BBBBBB"><tr><td><a href="/adm/feedback?replydisc='.
1.129 albertel 726: $ressymb.':::" '.$target.'>'.
1.95 sakharuk 727: '<img src="/adm/lonMisc/chat.gif" border="0" />'.
728: &mt('Post Discussion').'</a></td></tr></table>';
729: }
1.100 raeburn 730: }
1.74 www 731: }
1.114 sakharuk 732: return $discussion;
1.54 www 733: }
1.1 www 734:
1.116 raeburn 735: sub build_posting_display {
736: my ($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) = @_;
737: my @original=();
738: my @index=();
1.133 albertel 739: my $symb=&Apache::lonenc::check_decrypt($ressymb);
740: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1.116 raeburn 741: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
742: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
743:
744: if ($contrib{'version'}) {
745: my $oldest = $contrib{'1:timestamp'};
746: if ($prevread eq '0') {
747: $prevread = $oldest-1;
748: }
1.143 ! raeburn 749: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
! 750: if ($sortposts) {
! 751: ($skiptest,$roleregexp,$secregexp,$statusregexp) = &filter_regexp($rolefilter,$sectionpick,$statusfilter);
! 752: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
! 753: }
1.116 raeburn 754: for (my $id=1;$id<=$contrib{'version'};$id++) {
755: my $idx=$id;
756: my $posttime = $contrib{$idx.':timestamp'};
757: if ($prevread <= $posttime) {
758: $$newpostsflag = 1;
759: }
760: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
761: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
762: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
763: my $origindex='0.';
764: my $numoldver=0;
765: if ($contrib{$idx.':replyto'}) {
766: if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
767: # this is a follow-up message
768: $original[$idx]=$original[$contrib{$idx.':replyto'}];
769: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
770: $origindex=$index[$contrib{$idx.':replyto'}];
771: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
772: } else {
773: $original[$idx]=0;
774: $$depth[$idx]=0;
775: }
776: } else {
777: # this is an original message
778: $original[$idx]=0;
779: $$depth[$idx]=0;
780: }
781: if ($$replies[$$depth[$idx]]) {
782: $$replies[$$depth[$idx]]++;
783: } else {
784: $$replies[$$depth[$idx]]=1;
785: }
786: unless ((($hidden) && (!$seeid)) || ($deleted)) {
787: $$visible++;
788: if ($contrib{$idx.':history'}) {
789: if ($contrib{$idx.':history'} =~ /:/) {
790: my @oldversions = split/:/,$contrib{$idx.':history'};
791: $numoldver = @oldversions;
792: } else {
793: $numoldver = 1;
794: }
795: }
796: $$current = $numoldver;
797: my %messages = ();
798: my %subjects = ();
799: my %attachtxt = ();
800: my %allattachments = ();
801: my ($screenname,$plainname);
802: my $sender = &mt('Anonymous');
803: my ($message,$subject,$vgrlink,$ctlink);
804: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
805:
806:
807: # Set up for sorting by subject
808: unless ($outputtarget eq 'export') {
809: $message=$messages{$numoldver};
810: $message.=$attachtxt{$numoldver};
811: $subject=$subjects{$numoldver};
812: if ($message) {
813: if ($hidden) {
814: $message='<font color="#888888">'.$message.'</font>';
815: if ($studenthidden) {
816: $message .='<br /><br />Deleted by poster (student).';
817: }
818: }
819:
820: if ($subject eq '') {
821: if (defined($$subjectsort{'__No subject'})) {
822: push @{$$subjectsort{'__No subject'}}, $idx;
823: } else {
824: @{$$subjectsort{'__No subject'}} = ("$idx");
825: }
826: } else {
827: if (defined($$subjectsort{$subject})) {
828: push @{$$subjectsort{$subject}}, $idx;
829: } else {
830: @{$$subjectsort{$subject}} = ("$idx");
831: }
832: }
833: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
834: $sender=&Apache::loncommon::aboutmewrapper(
835: $plainname,
836: $contrib{$idx.':sendername'},
837: $contrib{$idx.':senderdomain'}).' ('.
838: $contrib{$idx.':sendername'}.' at '.
839: $contrib{$idx.':senderdomain'}.')';
840: if ($contrib{$idx.':anonymous'}) {
841: $sender.=' ['.&mt('anonymous').'] '.
842: $screenname;
843: }
844:
845: # Set up for sorting by domain, then username
846: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
847: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
848: }
849: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
850: push @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx;
851: } else {
852: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
853: }
854: # Set up for sorting by last name, then first name
855: my %names = &Apache::lonnet::get('environment',
856: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
857: ,$contrib{$idx.':sendername'});
858: my $lastname = $names{'lastname'};
859: my $firstname = $names{'firstname'};
860: if ($lastname eq '') {
861: $lastname = '_';
862: }
863: if ($firstname eq '') {
864: $firstname = '_';
865: }
866: unless (defined($$namesort{$lastname})) {
867: %{$$namesort{$lastname}} = ();
868: }
869: if (defined($$namesort{$lastname}{$firstname})) {
870: push @{$$namesort{$lastname}{$firstname}}, $idx;
871: } else {
872: @{$$namesort{$lastname}{$firstname}} = ("$idx");
873: }
874: if ($ENV{'course.'.$ENV{'request.course.id'}.'.allow_discussion_post_editing'} =~ m/yes/i) {
875: if (($ENV{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($ENV{'user.name'} eq $contrib{$idx.':sendername'})) {
876: $sender.=' <a href="/adm/feedback?editdisc='.
877: $ressymb.':::'.$idx;
878: if ($newpostsflag) {
879: $sender .= '&previous='.$prevread;
880: }
881: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
882: unless ($seeid) {
883: $sender.=" <a href=\"javascript:studentdelete('$ressymb','$idx','$newpostsflag','$prevread')";
884: $sender .= '">'.&mt('Delete').'</a>';
885: }
886: }
887: }
888: if ($seeid) {
889: if ($hidden) {
890: unless ($studenthidden) {
891: $sender.=' <a href="/adm/feedback?unhide='.
892: $ressymb.':::'.$idx;
893: if ($newpostsflag) {
894: $sender .= '&previous='.$prevread;
895: }
896: $sender .= '">'.&mt('Make Visible').'</a>';
897: }
898: } else {
899: $sender.=' <a href="/adm/feedback?hide='.
900: $ressymb.':::'.$idx;
901: if ($newpostsflag) {
902: $sender .= '&previous='.$prevread;
903: }
904: $sender .= '">'.&mt('Hide').'</a>';
905: }
906: $sender.=' <a href="/adm/feedback?deldisc='.
907: $ressymb.':::'.$idx;
908: if ($newpostsflag) {
909: $sender .= '&previous='.$prevread;
910: }
911: $sender .= '">'.&mt('Delete').'</a>';
912: }
913: } else {
914: if ($screenname) {
915: $sender='<i>'.$screenname.'</i>';
916: }
917: # Set up for sorting by domain, then username for anonymous
918: unless (defined($$usernamesort{'__anon'})) {
919: %{$$usernamesort{'__anon'}} = ();
920: }
921: if (defined($$usernamesort{'__anon'}{'__anon'})) {
922: push @{$$usernamesort{'__anon'}{'__anon'}}, $idx;
923: } else {
924: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
925: }
926: # Set up for sorting by last name, then first name for anonymous
927: unless (defined($$namesort{'__anon'})) {
928: %{$$namesort{'__anon'}} = ();
929: }
930: if (defined($$namesort{'__anon'}{'__anon'})) {
931: push @{$$namesort{'__anon'}{'__anon'}}, $idx;
932: } else {
933: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
934: }
935: }
936: if (&discussion_open($status) &&
937: &Apache::lonnet::allowed('pch',
938: $ENV{'request.course.id'}.
939: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
940: $sender.=' <a href="/adm/feedback?replydisc='.
941: $ressymb.':::'.$idx;
942: if ($newpostsflag) {
943: $sender .= '&previous='.$prevread;
944: }
945: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
946: }
947: if ($viewgrades) {
948: $vgrlink=&Apache::loncommon::submlink('Submissions',
949: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
950: }
951: if ($$dischash{$readkey}=~/\.$idx\./) {
952: $ctlink = '<b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" />';
953: } else {
954: $ctlink = '<b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" />';
955: }
956: }
957: #figure out at what position this needs to print
958: }
959: if ($outputtarget eq 'export' || $message) {
960: my $thisindex=$idx;
961: if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
962: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
963: }
964: $$alldiscussion{$thisindex}=$idx;
965: $$shown{$idx} = 0;
966: $index[$idx]=$thisindex;
967: }
968: if ($outputtarget eq 'export') {
969: %{$$imsitems{$idx}} = ();
970: $$imsitems{$idx}{'isvisible'}='true';
971: if ($hidden) {
972: $$imsitems{$idx}{'isvisible'}='false';
973: }
974: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
975: $$imsitems{$idx}{'message'}=$messages{$numoldver};
976: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
977: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
978: $$imsitems{$idx}{'sender'}=$plainname.' ('.
979: $contrib{$idx.':sendername'}.' at '.
980: $contrib{$idx.':senderdomain'}.')';
981: $$imsitems{$idx}{'isanonymous'}='false';
982: if ($contrib{$idx.':anonymous'}) {
983: $$imsitems{$idx}{'isanonymous'}='true';
984: }
985: $$imsitems{$idx}{'currversion'}=$numoldver;
986: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
987: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
988: $$shown{$idx} = 1;
989: }
990: } else {
991: if ($message) {
992: my $spansize = 2;
993: if ($showonlyunread && $prevread > $posttime) {
994: $$notshown{$idx} = 1;
995: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
996: $$notshown{$idx} = 1;
997: } else {
998: # apply filters
999: my $uname = $contrib{$idx.':sendername'};
1000: my $udom = $contrib{$idx.':senderdomain'};
1001: my $poster = $uname.':'.$udom;
1.143 ! raeburn 1002: if (defined($ENV{'form.totposters'})) {
! 1003: if ($totposters == 0) {
! 1004: $$shown{$idx} = 0;
! 1005: } elsif ($totposters > 0) {
! 1006: if (grep/^$poster$/,@{$posters}) {
! 1007: $$shown{$idx} = 1;
1.116 raeburn 1008: }
1009: }
1.143 ! raeburn 1010: } elsif ($sortposts) {
1.116 raeburn 1011: if ($skiptest) {
1012: $$shown{$idx} = 1;
1013: } else {
1014: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 ! raeburn 1015: if ($role =~ /^cc:/) {
! 1016: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
! 1017: if ($role =~ /$cc_regexp/) {
! 1018: $$shown{$idx} = 1;
! 1019: }
! 1020: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1021: $$shown{$idx} = 1;
1022: last;
1023: }
1024: }
1025: }
1.143 ! raeburn 1026: } else {
! 1027: $$shown{$idx} = 1;
1.116 raeburn 1028: }
1029: }
1030: unless ($$notshown{$idx} == 1) {
1031: if ($prevread > 0 && $prevread <= $posttime) {
1032: $$newitem{$idx} = 1;
1033: $$discussionitems[$idx] .= '
1034: <p><table border="0" width="100%">
1035: <tr><td align="left"><font color="#FF0000"><b>NEW</b></font></td>';
1036: } else {
1037: $$newitem{$idx} = 0;
1038: $$discussionitems[$idx] .= '
1039: <p><table border="0" width="100%">
1040: <tr><td align="left"> </td>';
1041: }
1042: $$discussionitems[$idx] .= '<td align ="left"> '.
1043: '<b>'.$subject.'</b> '.
1044: $sender.'</b> '.$vgrlink.' ('.
1045: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1046: if ($$dischash{$toggkey}) {
1047: $$discussionitems[$idx].='<td align="right"> '.
1048: $ctlink.'</td>';
1049: }
1050: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1051: $message.'</blockquote></p>';
1052: if ($contrib{$idx.':history'}) {
1053: my @postversions = ();
1054: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1055: if ($seeid) {
1056: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$ressymb.':::'.$idx.'">'.&mt('Display all versions').'</a>';
1057: }
1058: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1059: if ($contrib{$idx.':history'} =~ m/:/) {
1060: @postversions = split/:/,$contrib{$idx.':history'};
1061: } else {
1062: @postversions = ("$contrib{$idx.':history'}");
1063: }
1064: for (my $i=0; $i<@postversions; $i++) {
1065: my $version = $i+1;
1066: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1067: }
1068: }
1069: }
1070: }
1071: }
1072: }
1073: }
1074: }
1075: }
1076:
1.143 ! raeburn 1077: sub filter_regexp {
! 1078: my ($rolefilter,$sectionpick,$statusfilter) = @_;
! 1079: my ($roleregexp,$secregexp,$statusregexp);
! 1080: my $skiptest = 1;
! 1081: if (@{$rolefilter} > 0) {
! 1082: my @okrolefilter = ();
! 1083: foreach (@{$rolefilter}) {
! 1084: unless ($_ eq '') {
! 1085: push @okrolefilter, $_;
! 1086: }
! 1087: }
! 1088: if (@okrolefilter > 0) {
! 1089: if (grep/^all$/,@okrolefilter) {
! 1090: $roleregexp='[^:]+';
! 1091: } else {
! 1092: if (@okrolefilter == 1) {
! 1093: $roleregexp=$okrolefilter[0];
! 1094: } else {
! 1095: $roleregexp='('.join('|',@okrolefilter).')';
! 1096: }
! 1097: $skiptest = 0;
! 1098: }
! 1099: }
! 1100: }
! 1101: if (@{$sectionpick} > 0) {
! 1102: my @oksectionpick = ();
! 1103: foreach (@{$sectionpick}) {
! 1104: unless ($_ eq '') {
! 1105: push @oksectionpick, $_;
! 1106: }
! 1107: }
! 1108: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
! 1109: if (@oksectionpick == 1) {
! 1110: $secregexp = $oksectionpick[0];
! 1111: } else {
! 1112: $secregexp .= '('.join('|',@oksectionpick).')';
! 1113: }
! 1114: $skiptest = 0;
! 1115: } else {
! 1116: $secregexp .= '[^:]*';
! 1117: }
! 1118: }
! 1119: if (defined($statusfilter) && $statusfilter ne '') {
! 1120: if ($statusfilter eq 'all') {
! 1121: $statusregexp = '[^:]+';
! 1122: } else {
! 1123: $statusregexp = $statusfilter;
! 1124: $skiptest = 0;
! 1125: }
! 1126: }
! 1127: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
! 1128: }
! 1129:
! 1130:
1.116 raeburn 1131: sub get_post_contents {
1132: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1133: my $discussion = '';
1134: my $start=$numver;
1135: my $end=$numver + 1;
1136: %{$$imsfiles{$idx}}=();
1137: if ($type eq 'allversions') {
1138: unless($seeid) {
1139: $discussion=&mt('You do not have privileges to view all versions of posts.').&mt('Please select a different role');
1140: return $discussion;
1141: }
1142: }
1.126 albertel 1143: # $$screenname=&Apache::loncommon::screenname(
1144: # $$contrib{$idx.':sendername'},
1145: # $$contrib{$idx.':senderdomain'});
1146: # $$plainname=&Apache::loncommon::nickname(
1147: # $$contrib{$idx.':sendername'},
1148: # $$contrib{$idx.':senderdomain'});
1149: ($$screenname,$$plainname)=($$contrib{$idx.':screenname'},
1150: $$contrib{$idx.':plainname'});
1.116 raeburn 1151: my $sender=&Apache::loncommon::aboutmewrapper(
1152: $$plainname,
1153: $$contrib{$idx.':sendername'},
1154: $$contrib{$idx.':senderdomain'}).' ('.
1155: $$contrib{$idx.':sendername'}.' at '.
1156: $$contrib{$idx.':senderdomain'}.')';
1157: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1158: my @postversions = ();
1159: if ($type eq 'allversions' || $type eq 'export') {
1160: $start = 0;
1161: if ($$contrib{$idx.':history'}) {
1162: if ($$contrib{$idx.':history'} =~ m/:/) {
1163: @postversions = split/:/,$$contrib{$idx.':history'};
1164: } else {
1165: @postversions = ("$$contrib{$idx.':history'}");
1166: }
1167: }
1168: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1169: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1170: push @postversions,$$contrib{$idx.':timestamp'};
1171: $end = @postversions;
1172: } else {
1173: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1174: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1175: }
1176:
1177: if ($$contrib{$idx.':anonymous'}) {
1178: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1179: }
1180: if ($type eq 'allversions') {
1181: $discussion=('<b>'.$sender.'</b><br /><ul>');
1182: }
1183: for (my $i=$start; $i<$end; $i++) {
1184: my ($timesent,$attachmsg);
1185: my %currattach = ();
1186: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1187: $$messages{$i}=~s/\n/\<br \/\>/g;
1188: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1189: $$subjects{$i}=~s/\n/\<br \/\>/g;
1190: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1191: if ($attachmenturls) {
1192: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1193: }
1194: if ($type eq 'export') {
1195: $$imsfiles{$idx}{$i} = '';
1196: if ($attachmsg) {
1197: $$attachtxt{$i} = '<br />Attachments:<br />';
1198: foreach (sort keys %currattach) {
1199: if ($$allattachments{$_}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1200: my $fname = $1.$3.'/'.$4;
1201: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'">'."\n";
1202: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1203: }
1204: }
1205: }
1206: } else {
1207: if ($attachmsg) {
1208: $$attachtxt{$i} = '<br />Attachments:'.$attachmsg.'<br />';
1209: } else {
1210: $$attachtxt{$i} = '';
1211: }
1212: }
1213: if ($type eq 'allversions') {
1214: $discussion.= <<"END";
1215: <li><b>$$subjects{$i}</b>, $timesent<br />
1216: $$messages{$i}<br />
1217: $$attachtxt{$i}</li>
1218: END
1219: }
1220: }
1221: if ($type eq 'allversions') {
1222: $discussion.=('</ul></body></html>');
1223: return $discussion;
1224: } else {
1225: return;
1226: }
1227: }
1228:
1229: sub replicate_attachments {
1230: my ($attachrefs,$tempexport) = @_;
1231: my $response;
1232: foreach my $id (keys %{$attachrefs}) {
1233: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1234: my $path = $tempexport;
1235: my $tail = $1.'/'.$2.$4;
1236: my @extras = split/\//,$tail;
1237: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1238: if (!-e $destination) {
1239: my $i= 0;
1240: while ($i<@extras) {
1241: $path .= '/'.$extras[$i];
1242: if (!-e $path) {
1243: mkdir($path,0700);
1244: }
1245: $i ++;
1246: }
1247: my ($content,$rtncode);
1248: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1249: if ($uploadreply eq 'ok') {
1.125 raeburn 1250: my $attachcopy;
1251: if ($attachcopy = Apache::File->new('>'.$destination)) {
1252: print $attachcopy $content;
1253: close($attachcopy);
1254: } else {
1255: $response .= 'Error copying file attachment - '.$5.' to IMS package: '.$!.'<br />'."\n";
1256: }
1.116 raeburn 1257: } else {
1.125 raeburn 1258: &Apache::lonnet::logthis("Replication of attachment failed when building IMS export of discussion posts - domain: $1, course: $2, file: $$attachrefs{$id}{'filename'} -error: $rtncode");
1259: $response .= 'Error copying file attachment - '.$5.' to IMS package: '.$rtncode.'<br />'."\n";
1.116 raeburn 1260: }
1261: }
1262: }
1263: }
1.125 raeburn 1264: return $response;
1.116 raeburn 1265: }
1266:
1.6 albertel 1267: sub mail_screen {
1268: my ($r,$feedurl,$options) = @_;
1.108 raeburn 1269: if (exists($ENV{'form.origpage'})) {
1270: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss']);
1271: }
1.45 www 1272: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion',
1.102 raeburn 1273: '','onLoad="window.focus();setposttype();"');
1.51 albertel 1274: my $title=&Apache::lonnet::gettitle($feedurl);
1275: if (!$title) { $title = $feedurl; }
1.69 www 1276: my $quote='';
1.78 raeburn 1277: my $subject = '';
1.108 raeburn 1278: my $comment = '';
1.80 raeburn 1279: my $prevtag = '';
1.102 raeburn 1280: my $parentmsg = '';
1.108 raeburn 1281: my ($symb,$idx,$attachmenturls);
1282: my $numoldver = 0;
1283: my $attachmsg = '';
1284: my $newattachmsg = '';
1285: my @currnewattach = ();
1286: my @currdelold = ();
1287: my @keepold = ();
1.113 raeburn 1288: my %attachments = ();
1.108 raeburn 1289: my %currattach = ();
1290: my $attachnum = 0;
1291: my $anonchk = (<<END);
1292: function anonchk() {
1293: if (document.mailform.anondiscuss.checked == true) {
1294: document.attachment.anondiscuss.value = '1'
1295: }
1296: if (document.mailform.discuss.checked == true) {
1297: document.attachment.discuss.value = '1'
1298: }
1299: return
1300: }
1301: END
1302: my $anonscript;
1303: if (exists($ENV{'form.origpage'})) {
1304: $anonscript = (<<END);
1.102 raeburn 1305: function setposttype() {
1.108 raeburn 1306: var anondisc = $ENV{'form.anondiscuss'};
1307: var disc = $ENV{'form.discuss'};
1308: if (anondisc == 1) {
1309: document.mailform.anondiscuss.checked = true
1310: }
1311: if (disc == 1) {
1312: document.mailform.discuss.checked = true
1313: }
1.102 raeburn 1314: return
1315: }
1316: END
1.108 raeburn 1317: } else {
1318: $anonscript = (<<END);
1319: function setposttype() {
1320: return
1321: }
1322: END
1323: }
1.102 raeburn 1324: if (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
1325: if ($ENV{'form.replydisc'}) {
1326: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
1327: } else {
1328: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'});
1329: }
1.69 www 1330: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1331: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1332: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.80 raeburn 1333: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1334: if ($contrib{$idx.':history'}) {
1335: if ($contrib{$idx.':history'} =~ /:/) {
1336: my @oldversions = split/:/,$contrib{$idx.':history'};
1337: $numoldver = @oldversions;
1338: } else {
1339: $numoldver = 1;
1340: }
1341: }
1.102 raeburn 1342: if ($ENV{'form.replydisc'}) {
1343: if ($contrib{$idx.':history'}) {
1344: if ($contrib{$idx.':history'} =~ /:/) {
1345: my @oldversions = split/:/,$contrib{$idx.':history'};
1346: $numoldver = @oldversions;
1347: } else {
1348: $numoldver = 1;
1349: }
1350: }
1.108 raeburn 1351: my $message;
1352: if ($idx > 0) {
1.116 raeburn 1353: my %msgversions = ();
1354: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1355: $message = $msgversions{$numoldver};
1.108 raeburn 1356: }
1.102 raeburn 1357: $message=~s/\n/\<br \/\>/g;
1.108 raeburn 1358: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($message).'</blockquote>';
1.102 raeburn 1359: if ($idx > 0) {
1.116 raeburn 1360: my %subversions = ();
1361: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1362: $subject = 'Re: '.$subversions{$numoldver};
1.102 raeburn 1363: }
1.108 raeburn 1364: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1365: } else {
1.108 raeburn 1366: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1367: if ($idx > 0) {
1368: my %msgversions = ();
1369: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1370: $comment = $msgversions{$numoldver};
1371: my %subversions = ();
1372: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1373: $subject = $subversions{$numoldver};
1.102 raeburn 1374: }
1375: if (defined($contrib{$idx.':replyto'})) {
1376: $parentmsg = $contrib{$idx.':replyto'};
1377: }
1.108 raeburn 1378: unless (exists($ENV{'form.origpage'})) {
1379: my $anonflag = 0;
1380: if ($contrib{$idx.':anonymous'}) {
1381: $anonflag = 1;
1382: }
1383: $anonscript = (<<END);
1.102 raeburn 1384: function setposttype () {
1385: var currtype = $anonflag
1386: if (currtype == 1) {
1387: document.mailform.elements.discuss.checked = false
1388: document.mailform.elements.anondiscuss.checked = true
1389: }
1390: if (currtype == 0) {
1391: document.mailform.elements.anondiscuss.checked = false
1392: document.mailform.elements.discuss.checked = true
1393: }
1394: return
1395: }
1396: END
1.108 raeburn 1397: }
1.79 raeburn 1398: }
1.69 www 1399: }
1.80 raeburn 1400: if ($ENV{'form.previous'}) {
1401: $prevtag = '<input type="hidden" name="previous" value="'.$ENV{'form.previous'}.'" />';
1402: }
1.69 www 1403: }
1.108 raeburn 1404:
1405: if ($ENV{'form.origpage'}) {
1.124 raeburn 1406: $subject = &Apache::lonnet::unescape($ENV{'form.subject'});
1407: $comment = &Apache::lonnet::unescape($ENV{'form.comment'});
1.108 raeburn 1408: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1409: }
1.85 www 1410: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet();
1.86 www 1411: my $htmlheader=&Apache::lonhtmlcommon::htmlareaheaders();
1.74 www 1412: my $send=&mt('Send');
1.102 raeburn 1413: $r->print(<<END);
1.1 www 1414: <html>
1415: <head>
1416: <title>The LearningOnline Network with CAPA</title>
1.7 albertel 1417: <meta http-equiv="pragma" content="no-cache"></meta>
1.85 www 1418: $htmlheader
1.63 albertel 1419: <script type="text/javascript">
1420: //<!--
1.5 www 1421: function gosubmit() {
1422: var rec=0;
1.12 albertel 1423: if (typeof(document.mailform.elements.author)!="undefined") {
1.5 www 1424: if (document.mailform.elements.author.checked) {
1425: rec=1;
1426: }
1427: }
1.12 albertel 1428: if (typeof(document.mailform.elements.question)!="undefined") {
1.5 www 1429: if (document.mailform.elements.question.checked) {
1430: rec=1;
1431: }
1432: }
1.12 albertel 1433: if (typeof(document.mailform.elements.course)!="undefined") {
1.5 www 1434: if (document.mailform.elements.course.checked) {
1435: rec=1;
1436: }
1437: }
1.12 albertel 1438: if (typeof(document.mailform.elements.policy)!="undefined") {
1.5 www 1439: if (document.mailform.elements.policy.checked) {
1440: rec=1;
1441: }
1442: }
1.12 albertel 1443: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.10 www 1444: if (document.mailform.elements.discuss.checked) {
1445: rec=1;
1446: }
1447: }
1.14 www 1448: if (typeof(document.mailform.elements.anondiscuss)!="undefined") {
1449: if (document.mailform.elements.anondiscuss.checked) {
1450: rec=1;
1451: }
1452: }
1.5 www 1453:
1454: if (rec) {
1.118 albertel 1455: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1456: document.mailform.onsubmit();
1457: }
1.5 www 1458: document.mailform.submit();
1459: } else {
1460: alert('Please check a feedback type.');
1461: }
1462: }
1.108 raeburn 1463: $anonchk
1.102 raeburn 1464: $anonscript
1.63 albertel 1465: //-->
1.5 www 1466: </script>
1.1 www 1467: </head>
1.29 www 1468: $bodytag
1.51 albertel 1469: <h2><tt>$title</tt></h2>
1.43 www 1470: <form action="/adm/feedback" method="post" name="mailform"
1471: enctype="multipart/form-data">
1.80 raeburn 1472: $prevtag
1.63 albertel 1473: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1474: END
1475: if ($ENV{'form.replydisc'}) {
1476: $r->print(<<END);
1.68 www 1477: <input type="hidden" name="replydisc" value="$ENV{'form.replydisc'}" />
1.102 raeburn 1478: END
1479: } elsif ($ENV{'form.editdisc'}) {
1480: $r->print(<<END);
1481: <input type="hidden" name="editdisc" value ="$ENV{'form.editdisc'}" />
1482: <input type="hidden" name="parentmsg" value ="$parentmsg" />
1483: END
1484: }
1.108 raeburn 1485: $r->print(<<END);
1.5 www 1486: Please check at least one of the following feedback types:
1.63 albertel 1487: $options<hr />
1.69 www 1488: $quote
1.63 albertel 1489: <p>My question/comment/feedback:</p>
1490: <p>
1.47 bowersj2 1491: $latexHelp
1.78 raeburn 1492: Title: <input type="text" name="subject" size="30" value="$subject" /></p>
1493: <p>
1.108 raeburn 1494: <textarea name="comment" id="comment" cols="60" rows="10" wrap="hard">$comment
1.63 albertel 1495: </textarea></p>
1496: <p>
1.108 raeburn 1497: END
1498: if ( ($ENV{'form.editdisc'}) || ($ENV{'form.replydisc'}) ) {
1499: if ($ENV{'form.origpage'}) {
1500: foreach (@currnewattach) {
1501: $r->print('<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n");
1502: }
1503: foreach (@currdelold) {
1504: $r->print('<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n");
1505: }
1506: }
1507: if ($ENV{'form.editdisc'}) {
1508: if ($attachmenturls) {
1.113 raeburn 1509: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.108 raeburn 1510: $attachnum = scalar(keys %currattach);
1511: foreach (keys %currattach) {
1512: $r->print('<input type="hidden" name="keepold" value="'.$_.'" />'."\n");
1513: }
1514: }
1515: }
1516: } else {
1517: $r->print(<<END);
1.42 www 1518: Attachment (128 KB max size): <input type="file" name="attachment" />
1519: </p>
1.108 raeburn 1520: END
1521: }
1522: $r->print(<<END);
1.42 www 1523: <p>
1524: <input type="hidden" name="sendit" value="1" />
1.74 www 1525: <input type="button" value="$send" onClick='gosubmit();' />
1.42 www 1526: </p>
1.2 www 1527: </form>
1.108 raeburn 1528: END
1529: if ($ENV{'form.editdisc'} || $ENV{'form.replydisc'}) {
1530: my $now = time;
1531: my $ressymb = $symb;
1532: my $postidx = '';
1533: if ($ENV{'form.editdisc'}) {
1534: $postidx = $idx;
1535: }
1536: if (@currnewattach > 0) {
1537: $attachnum += @currnewattach;
1538: }
1539: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver));
1540: if ($attachnum > 0) {
1541: if (@currnewattach > 0) {
1542: $newattachmsg .= '<b>New attachments</b><br />';
1543: if (@currnewattach > 1) {
1544: $newattachmsg .= '<ol>';
1545: foreach my $item (@currnewattach) {
1546: $item =~ m#.*/([^/]+)$#;
1547: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1548: }
1549: $newattachmsg .= '</ol>'."\n";
1550: } else {
1551: $currnewattach[0] =~ m#.*/([^/]+)$#;
1552: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1553: }
1554: }
1555: if ($attachmsg) {
1556: $r->print("<b>Retained attachments</b>:$attachmsg<br />\n");
1557: }
1558: if ($newattachmsg) {
1559: $r->print("$newattachmsg<br />");
1560: }
1561: }
1562: }
1563: $r->print(&generate_preview_button().
1564: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1565: '</body></html>');
1.6 albertel 1566: }
1567:
1.97 raeburn 1568: sub print_display_options {
1.111 raeburn 1569: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1570: &Apache::loncommon::content_type($r,'text/html');
1571: $r->send_http_header;
1.98 raeburn 1572:
1.97 raeburn 1573: my $function = &Apache::loncommon::get_users_function();
1574: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1575: $ENV{'user.domain'});
1576: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1577: '','');
1578:
1579: my %lt = &Apache::lonlocal::texthash(
1580: 'dido' => 'Discussion display options',
1581: 'pref' => 'Display Preference',
1582: 'curr' => 'Current setting ',
1583: 'actn' => 'Action',
1584: 'deff' => 'Default for all discussions',
1585: 'prca' => 'Preferences can be set for this discussion that determine ....',
1586: 'whpo' => 'Which posts are displayed when you display this bulletin board or resource, and',
1.111 raeburn 1587: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1588: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1589: 'allposts' => 'All posts',
1590: 'unread' => 'New posts only',
1.111 raeburn 1591: 'unmark' => 'Posts not marked read',
1.97 raeburn 1592: 'ondisp' => 'Once displayed',
1.111 raeburn 1593: 'onmark' => 'Once marked not NEW ',
1594: 'toggon' => 'Shown',
1595: 'toggoff' => 'Not shown',
1.97 raeburn 1596: 'disa' => 'Posts displayed?',
1.111 raeburn 1597: 'npmr' => 'New posts cease to be identified as "NEW"?',
1598: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1599: 'chgt' => 'Change to ',
1600: 'mkdf' => 'Set to ',
1.111 raeburn 1601: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1602: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1603: );
1604:
1.111 raeburn 1605: my $dispchangeA = $lt{'unread'};
1606: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1607: my $markchange = $lt{'ondisp'};
1.111 raeburn 1608: my $toggchange = $lt{'toggon'};
1.97 raeburn 1609: my $currdisp = $lt{'allposts'};
1610: my $currmark = $lt{'onmark'};
1611: my $discdisp = 'allposts';
1612: my $discmark = 'onmark';
1.111 raeburn 1613: my $currtogg = $lt{'toggoff'};
1614: my $disctogg = 'toggoff';
1.97 raeburn 1615:
1.111 raeburn 1616: if ($dispchgA eq 'allposts') {
1617: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1618: $currdisp = $lt{'unread'};
1619: $discdisp = 'unread';
1620: }
1.111 raeburn 1621:
1.97 raeburn 1622: if ($markchg eq 'markonread') {
1623: $markchange = $lt{'onmark'};
1624: $currmark = $lt{'ondisp'};
1625: $discmark = 'ondisp';
1626: }
1.111 raeburn 1627:
1628: if ($dispchgB eq 'onlyunread') {
1629: $dispchangeB = $lt{'unread'};
1630: $currdisp = $lt{'unmark'};
1631: $discdisp = 'unmark';
1632: }
1633: if ($toggchg eq 'toggoff') {
1634: $toggchange = $lt{'toggoff'};
1635: $currtogg = $lt{'toggon'};
1636: $disctogg = 'toggon';
1637: }
1.97 raeburn 1638: $r->print(<<END);
1639: <html>
1640: <head>
1641: <title>$lt{'dido'}</title>
1642: <meta http-equiv="pragma" content="no-cache" />
1643: <script>
1.111 raeburn 1644: function discdispChk(caller) {
1645: var disctogg = '$toggchg'
1646: if (caller == 0) {
1647: if (document.modifydisp.discdisp[0].checked == true) {
1648: if (document.modifydisp.discdisp[1].checked == true) {
1649: document.modifydisp.discdisp[1].checked = false
1650: }
1651: }
1652: }
1653: if (caller == 1) {
1654: if (document.modifydisp.discdisp[1].checked == true) {
1655: if (document.modifydisp.discdisp[0].checked == true) {
1656: document.modifydisp.discdisp[0].checked = false
1657: }
1658: if (disctogg == 'toggon') {
1659: document.modifydisp.disctogg.checked = true
1660: }
1661: if (disctogg == 'toggoff') {
1662: document.modifydisp.disctogg.checked = false
1663: }
1664: }
1665: }
1666: if (caller == 2) {
1667: var dispchgB = '$dispchgB'
1668: if (disctogg == 'toggoff') {
1669: if (document.modifydisp.disctogg.checked == true) {
1670: if (dispchgB == 'onlyunmark') {
1671: document.modifydisp.discdisp[1].checked = false
1672: }
1673: }
1674: }
1675: }
1676: }
1677:
1.97 raeburn 1678: function setDisp() {
1679: var prev = "$previous"
1680: var chktotal = 0
1.111 raeburn 1681: if (document.modifydisp.discdisp[0].checked == true) {
1682: document.modifydisp.$dispchgA.value = "$symb"
1683: chktotal ++
1684: }
1685: if (document.modifydisp.discdisp[1].checked == true) {
1686: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1687: chktotal ++
1688: }
1689: if (document.modifydisp.discmark.checked == true) {
1690: document.modifydisp.$markchg.value = "$symb"
1691: chktotal ++
1692: }
1.111 raeburn 1693: if (document.modifydisp.disctogg.checked == true) {
1694: document.modifydisp.$toggchg.value = "$symb"
1695: chktotal ++
1696: }
1.97 raeburn 1697: if (chktotal > 0) {
1698: document.modifydisp.submit()
1699: } else {
1700: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1701: if (prev > 0) {
1702: location.href = "$feedurl?previous=$previous"
1703: } else {
1704: location.href = "$feedurl"
1705: }
1706: }
1707: }
1708: }
1709: </script>
1710: </head>
1711: $bodytag
1712: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 1713: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1714: <br />
1715: <table border="0" cellpadding="0" cellspacing="0">
1716: <tr>
1717: <td width="100%" bgcolor="#000000">
1718: <table width="100%" border="0" cellpadding="1" cellspacing="0">
1719: <tr>
1720: <td width="100%" bgcolor="#000000">
1721: <table border="0" cellpadding="3" cellspacing="1" bgcolor="#FFFFFF">
1722: <tr bgcolor="$tabcolor">
1723: <td><b>$lt{'pref'}</b></td>
1724: <td><b>$lt{'curr'}</b></td>
1725: <td><b>$lt{'actn'}?</b></td>
1726: </tr>
1727: <tr bgcolor="#dddddd">
1728: <td>$lt{'disa'}</td>
1729: <td>$lt{$discdisp}</td>
1.111 raeburn 1730: <td><input type="checkbox" name="discdisp" onClick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"
1731: <br />
1732: <input type="checkbox" name="discdisp" onClick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"
1733: </td>
1.97 raeburn 1734: </tr><tr bgcolor="#eeeeee">
1735: <td>$lt{'npmr'}</td>
1736: <td>$lt{$discmark}</td>
1737: <td><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</td>
1.111 raeburn 1738: </tr><tr bgcolor="#dddddd">
1739: <td>$lt{'dotm'}</td>
1740: <td>$lt{$disctogg}</td>
1741: <td><input type="checkbox" name="disctogg" onClick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</td>
1.97 raeburn 1742: </tr>
1743: </table>
1744: </td>
1745: </tr>
1746: </table>
1747: </td>
1748: </tr>
1749: </table>
1750: <br />
1751: <br />
1.137 albertel 1752: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 1753: <input type="hidden" name="previous" value="$previous" />
1.111 raeburn 1754: <input type="hidden" name="$dispchgA" value=""/>
1755: <input type="hidden" name="$dispchgB" value=""/>
1.97 raeburn 1756: <input type="hidden" name="$markchg" value=""/>
1.111 raeburn 1757: <input type="hidden" name="$toggchg" value="" />
1.97 raeburn 1758: <input type="button" name="sub" value="Store Changes" onClick="javascript:setDisp()" />
1759: <br />
1760: <br />
1761: </form>
1762: </body>
1763: </html>
1764: END
1765: return;
1766: }
1767:
1.100 raeburn 1768: sub print_sortfilter_options {
1769: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 1770:
1.135 albertel 1771: &Apache::loncommon::content_type($r,'text/html');
1772: $r->send_http_header;
1773:
1.139 albertel 1774: &Apache::lonenc::check_encrypt(\$symb);
1.100 raeburn 1775: my @sections = ();
1776: my $section_sel = '';
1777: my $numsections = 0;
1778: my $numvisible = 5;
1779: my ($classlist) = &Apache::loncoursedata::get_classlist(
1780: $ENV{'request.course.id'},
1781: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1782: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1783:
1784: my $sec_index = &Apache::loncoursedata::CL_SECTION();
1785: my $status_index = &Apache::loncoursedata::CL_STATUS();
1786: my %sectioncount = ();
1787: while (my ($student,$data) = each %$classlist) {
1788: my ($section,$status) = ($data->[$sec_index],
1789: $data->[$status_index]);
1790: unless ($section eq '' || $section =~ /^\s*$/) {
1791: if (!defined($sectioncount{$section})) {
1792: $sectioncount{$section} = 1;
1793: $numsections ++;
1794: } else {
1795: $sectioncount{$section} ++;
1796: }
1797: }
1798: }
1799:
1800: if ($ENV{'request.course.sec'} !~ /^\s*$/) {
1801: @sections = ($ENV{'request.course.sec'});
1802: $numvisible = 1;
1803: } else {
1804: @sections = sort {$a cmp $b} keys(%sectioncount);
1805: unshift(@sections,'all'); # Put 'all' at the front of the list
1806: if ($numsections < 4) {
1807: $numvisible = $numsections + 1;
1808: }
1809: }
1810: foreach (@sections) {
1811: $section_sel .= " <option value=\"$_\" />$_\n";
1812: }
1813:
1814: my $function = &Apache::loncommon::get_users_function();
1815: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1816: $ENV{'user.domain'});
1817: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1818: '','');
1819: my %lt = &Apache::lonlocal::texthash(
1820: 'diso' => 'Discussion sorting and filtering options',
1821: 'diop' => 'Display Options',
1822: 'curr' => 'Current setting ',
1823: 'actn' => 'Action',
1.143 ! raeburn 1824: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 1825: 'soor' => 'Sort order',
1.143 ! raeburn 1826: 'spur' => 'Specific user roles',
! 1827: 'sprs' => 'Specific role status',
1.100 raeburn 1828: 'spse' => 'Specific sections',
1829: 'psub' => 'Pick specific users (by name)',
1.101 raeburn 1830: 'shal' => 'Show a list of current posters'
1.100 raeburn 1831: );
1.143 ! raeburn 1832:
! 1833: my %sort_types = ();
! 1834: my %role_types = ();
! 1835: my %status_types = ();
! 1836: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
! 1837:
1.100 raeburn 1838: $r->print(<<END);
1839: <html>
1840: <head>
1841: <title>$lt{'diso'}</title>
1842: <meta http-equiv="pragma" content="no-cache" />
1843: </head>
1844: $bodytag
1845: <form name="modifyshown" method="post" action="/adm/feedback">
1846: <b>$lt{'diso'}</b><br/> $lt{'prca'}
1847: <br /><br />
1848: <table border="0">
1849: <tr>
1850: <td><b>$lt{'soor'}</b></td>
1851: <td> </td>
1.143 ! raeburn 1852: <td><b>$lt{'sprs'}</b></td>
1.100 raeburn 1853: <td> </td>
1.143 ! raeburn 1854: <td><b>$lt{'spur'}</b></td>
1.100 raeburn 1855: <td> </td>
1856: <td><b>$lt{'spse'}</b></td>
1857: <td> </td>
1858: <td><b>$lt{'psub'}</b></td>
1859: </tr>
1860: <tr>
1.143 ! raeburn 1861: <td align="center">
1.100 raeburn 1862: <select name="sortposts">
1.143 ! raeburn 1863: <option value="ascdate" />$sort_types{'ascdate'}
! 1864: <option value="descdate" />$sort_types{'descdate'}
! 1865: <option value="thread" />$sort_types{'thread'}
! 1866: <option value="subject" />$sort_types{'subject'}
! 1867: <option value="username" />$sort_types{'username'}
! 1868: <option value="lastfirst" />$sort_types{'lastfirst'}
1.100 raeburn 1869: </select>
1870: </td>
1871: <td> </td>
1.143 ! raeburn 1872: <td align="center">
! 1873: <select name="statusfilter">
! 1874: <option value="all" />$status_types{'all'}
! 1875: <option value="Active" />$status_types{'Active'}
! 1876: <option value="Expired" />$status_types{'Expired'}
1.100 raeburn 1877: </select>
1878: </td>
1879: <td> </td>
1.143 ! raeburn 1880: <td align="center">
! 1881: <select name="rolefilter" multiple="true" size="5">
! 1882: <option value="all" />$role_types{'all'}
! 1883: <option value="st" />$role_types{'st'}
! 1884: <option value="cc" />$role_types{'cc'}
! 1885: <option value="in" />$role_types{'in'}
! 1886: <option value="ta" />$role_types{'ta'}
! 1887: <option value="ep" />$role_types{'ep'}
! 1888: <option value="ad" />$role_types{'ad'}
! 1889: <option value="cr" />$role_types{'cr'}
1.100 raeburn 1890: </select>
1891: </td>
1892: <td> </td>
1.143 ! raeburn 1893: <td align="center">
1.100 raeburn 1894: <select name="sectionpick" multiple="true" size="$numvisible">
1895: $section_sel
1896: </select>
1897: </td>
1898: <td> </td>
1899: <td><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</td>
1900: </tr>
1901: </table>
1902: <br />
1903: <br />
1904: <input type="hidden" name="previous" value="$previous" />
1905: <input type="hidden" name="applysort" value="$symb" />
1906: <input type="button" name="sub" value="Store Changes" onClick="javascript:document.modifyshown.submit()" />
1907: <br />
1908: <br />
1909: </form>
1910: </body>
1911: </html>
1912: END
1913: }
1914:
1.101 raeburn 1915: sub print_showposters {
1916: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 1917:
1.139 albertel 1918: &Apache::lonenc::check_encrypt(\$symb);
1.101 raeburn 1919: my $crs='/'.$ENV{'request.course.id'};
1.102 raeburn 1920: if ($ENV{'request.course.sec'}) {
1921: $crs.='_'.$ENV{'request.course.sec'};
1922: }
1.101 raeburn 1923: $crs=~s/\_/\//g;
1924: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.139 albertel 1925: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1.101 raeburn 1926: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1927: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1928: my %namesort = ();
1929: my %postcounts = ();
1930: my %lt=&Apache::lonlocal::texthash(
1931: 'diso' => 'Discussion filtering options',
1932: );
1933: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1934: '','');
1935: if ($contrib{'version'}) {
1936: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
1937: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
1938: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
1939: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1940: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
1941: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1942: my $lastname = $names{'lastname'};
1943: my $firstname = $names{'firstname'};
1944: if ($lastname eq '') {
1945: $lastname = '_';
1946: }
1947: if ($firstname eq '') {
1948: $firstname = '_';
1949: }
1950: unless (defined($namesort{$lastname})) {
1951: %{$namesort{$lastname}} = ();
1952: }
1953: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
1954: $postcounts{$poster} ++;
1955: if (defined($namesort{$lastname}{$firstname})) {
1956: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1957: push @{$namesort{$lastname}{$firstname}}, $poster;
1958: }
1959: } else {
1960: @{$namesort{$lastname}{$firstname}} = ("$poster");
1961: }
1962: }
1963: }
1964: }
1965: }
1966: $r->print(<<END);
1967: <html>
1968: <head>
1969: <title>$lt{'diso'}</title>
1970: <meta http-equiv="pragma" content="no-cache" />
1971: </head>
1972: $bodytag
1973: <form name="pickpostersform" method="post">
1974: <table border="0">
1975: <tr>
1976: <td bgcolor="#777777">
1977: <table border="0" cellpadding="3">
1978: <tr bgcolor="#e6ffff">
1979: <td><b>No.</b></td>
1980: <td><b>Select</b></td>
1981: <td><b>Fullname</b><font color="#999999">(Username/domain)</font></td>
1982: <td><b>Posts</td>
1983: </tr>
1984: END
1985: my $count = 0;
1986: foreach my $last (sort keys %namesort) {
1987: foreach my $first (sort keys %{$namesort{$last}}) {
1988: foreach (sort @{$namesort{$last}{$first}}) {
1989: my ($uname,$udom) = split/:/,$_;
1990: if (!$uname || !$udom) {
1991: next;
1992: } else {
1993: $count ++;
1994: $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>');
1995: }
1996: }
1997: }
1998: }
1999: $r->print(<<END);
2000: </table>
2001: </td>
2002: </tr>
2003: </table>
2004: <br />
2005: <input type="hidden" name="sortposts" value="$sortposts" />
2006: <input type="hidden" name="userpick" value="$symb" />
2007: <input type="button" name="store" value="Display posts" onClick="javascript:document.pickpostersform.submit()" />
2008: </form>
2009: </body>
2010: </html>
2011: END
2012: }
2013:
1.112 raeburn 2014: sub get_post_versions {
1.116 raeburn 2015: my ($versions,$incoming,$htmldecode,$numver) = @_;
2016: if ($incoming =~ /^<version num="0">/) {
2017: my $p = HTML::LCParser->new(\$incoming);
2018: my $done = 0;
2019: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2020: my $num = $token->[1]{num};
2021: my $text = $p->get_text("/version");
2022: if (defined($numver)) {
2023: if ($num == $numver) {
2024: if ($htmldecode) {
2025: $text = &HTML::Entities::decode($text);
2026: }
2027: $$versions{$numver}=$text;
2028: $done = 1;
2029: }
2030: } else {
2031: if ($htmldecode) {
2032: $text = &HTML::Entities::decode($text);
2033: }
2034: $$versions{$num}=$text;
1.112 raeburn 2035: }
1.116 raeburn 2036: }
2037: } else {
2038: if (!defined($numver)) {
2039: $numver = 0;
2040: }
2041: if ($htmldecode) {
2042: $$versions{$numver} = $incoming;
1.112 raeburn 2043: } else {
1.116 raeburn 2044: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2045: }
2046: }
2047: return;
2048: }
2049:
1.113 raeburn 2050: sub get_post_attachments {
2051: my ($attachments,$attachmenturls) = @_;
2052: my $num;
1.116 raeburn 2053: if ($attachmenturls =~ m/^<attachment id="0">/) {
2054: my $p = HTML::LCParser->new(\$attachmenturls);
2055: while (my $token = $p->get_tag("attachment","filename","post")) {
2056: if ($token->[0] eq "attachment") {
2057: $num = $token->[1]{id};
2058: %{$$attachments{$num}} =();
2059: } elsif ($token->[0] eq "filename") {
2060: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2061: } elsif ($token->[0] eq "post") {
2062: my $id = $token->[1]{id};
2063: $$attachments{$num}{$id} = $p->get_text("/post");
2064: }
1.113 raeburn 2065: }
1.116 raeburn 2066: } else {
2067: %{$$attachments{'0'}} = ();
2068: $$attachments{'0'}{'filename'} = $attachmenturls;
2069: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2070: }
1.116 raeburn 2071:
1.113 raeburn 2072: return;
2073: }
2074:
2075: sub fail_redirect {;
1.6 albertel 2076: my ($r,$feedurl) = @_;
1.70 www 2077: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.6 albertel 2078: $r->print (<<ENDFAILREDIR);
1.72 albertel 2079: <html>
1.5 www 2080: <head><title>Feedback not sent</title>
1.63 albertel 2081: <meta http-equiv="pragma" content="no-cache" />
2082: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.5 www 2083: </head>
2084: <body bgcolor="#FFFFFF">
1.63 albertel 2085: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.8 www 2086: <b>Sorry, no recipients ...</b>
1.121 albertel 2087: <br /><a href="$feedurl">Continue</a>
1.5 www 2088: </body>
2089: </html>
2090: ENDFAILREDIR
2091: }
1.4 www 2092:
1.6 albertel 2093: sub redirect_back {
1.143 ! raeburn 2094: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$numpicks) = @_;
1.100 raeburn 2095: my $sorttag = '';
1.101 raeburn 2096: my $roletag = '';
2097: my $statustag = '';
2098: my $sectag = '';
2099: my $userpicktag = '';
2100: my $qrystr = '';
1.80 raeburn 2101: my $prevtag = '';
1.133 albertel 2102:
1.135 albertel 2103: &Apache::loncommon::content_type($r,'text/html');
2104: $r->send_http_header;
2105:
1.133 albertel 2106: &dewrapper(\$feedurl);
1.70 www 2107: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2108: if ($previous > 0) {
2109: $qrystr = 'previous='.$previous;
2110: if ($feedurl =~ /\?register=1/) {
2111: $feedurl .= '&'.$qrystr;
2112: } else {
2113: $feedurl .= '?'.$qrystr;
2114: }
2115: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2116: }
1.100 raeburn 2117: if (defined($sort)) {
2118: my $sortqry = 'sortposts='.$sort;
2119: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
2120: $feedurl .= '&'.$sortqry;
2121: } else {
2122: $feedurl .= '?'.$sortqry;
2123: }
2124: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 ! raeburn 2125: if (defined($numpicks)) {
1.101 raeburn 2126: my $userpickqry = 'totposters='.$numpicks;
2127: $feedurl .= '&'.$userpickqry;
2128: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2129: } else {
1.143 ! raeburn 2130: if (ref($sectionpick) eq 'ARRAY') {
! 2131: $feedurl .= '§ionpick=';
! 2132: $sectag .= '<input type="hidden" name="sectionpick" value="';
! 2133: foreach (@{$sectionpick}) {
! 2134: $feedurl .= $_.',';
! 2135: $sectag .= $_.',';
! 2136: }
! 2137: $feedurl =~ s/,$//;
! 2138: $sectag =~ s/,$//;
! 2139: $sectag .= '" />';
! 2140: } else {
! 2141: $feedurl .= '§ionpick='.$sectionpick;
! 2142: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
! 2143: }
! 2144: if (ref($rolefilter) eq 'ARRAY') {
! 2145: $feedurl .= '&rolefilter=';
! 2146: $roletag .= '<input type="hidden" name="rolefilter" value="';
! 2147: foreach (@{$rolefilter}) {
! 2148: $feedurl .= $_.',';
! 2149: $roletag .= $_.',';
! 2150: }
! 2151: $feedurl =~ s/,$//;
! 2152: $roletag =~ s/,$//;
! 2153: $roletag .= '" />';
! 2154: } else {
! 2155: $feedurl .= '&rolefilter='.$rolefilter;
! 2156: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
! 2157: }
1.101 raeburn 2158: $feedurl .= '&statusfilter='.$statusfilter;
2159: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2160: }
1.100 raeburn 2161: }
1.129 albertel 2162: $feedurl=&Apache::lonenc::check_encrypt($feedurl);
1.6 albertel 2163: $r->print (<<ENDREDIR);
1.72 albertel 2164: <html>
1.3 www 2165: <head>
2166: <title>Feedback sent</title>
1.63 albertel 2167: <meta http-equiv="pragma" content="no-cache" />
1.80 raeburn 2168: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.2 www 2169: </head>
1.49 www 2170: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
1.63 albertel 2171: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.5 www 2172: $typestyle
1.32 albertel 2173: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.63 albertel 2174: <font color="red">$status</font>
1.49 www 2175: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2176: $prevtag
1.100 raeburn 2177: $sorttag
1.101 raeburn 2178: $statustag
2179: $roletag
2180: $sectag
2181: $userpicktag
1.49 www 2182: </form>
1.121 albertel 2183: <br /><a href="$feedurl">Continue</a>
1.2 www 2184: </body>
2185: </html>
2186: ENDREDIR
2187: }
1.6 albertel 2188:
2189: sub no_redirect_back {
2190: my ($r,$feedurl) = @_;
1.107 www 2191: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.120 albertel 2192: my $continue=&mt('Continue');
1.6 albertel 2193: $r->print (<<ENDNOREDIR);
1.72 albertel 2194: <html>
1.2 www 2195: <head><title>Feedback not sent</title>
1.63 albertel 2196: <meta http-equiv="pragma" content="no-cache" />
1.7 albertel 2197: ENDNOREDIR
2198:
1.8 www 2199: if ($feedurl!~/^\/adm\/feedback/) {
1.129 albertel 2200: $r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2; url='.
2201: &Apache::lonenc::check_encrypt($feedurl).'">');
1.7 albertel 2202: }
1.129 albertel 2203: $feedurl=&Apache::lonenc::check_encrypt($feedurl);
1.8 www 2204: $r->print (<<ENDNOREDIRTWO);
1.2 www 2205: </head>
1.49 www 2206: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { self.close(); }'>
1.63 albertel 2207: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.107 www 2208: <b>$nofeed</b>
1.121 albertel 2209: <br /><a href="$feedurl">$continue</a>
1.2 www 2210: </body>
2211: </html>
1.8 www 2212: ENDNOREDIRTWO
1.2 www 2213: }
1.6 albertel 2214:
2215: sub screen_header {
1.141 raeburn 2216: my ($feedurl,$symb) = @_;
1.65 www 2217: my $msgoptions='';
2218: my $discussoptions='';
1.102 raeburn 2219: unless (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
1.65 www 2220: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) {
2221: $msgoptions=
2222: '<p><input type="checkbox" name="author" /> '.
2223: &mt('Feedback to resource author').'</p>';
2224: }
2225: if (&feedback_available(1)) {
2226: $msgoptions.=
2227: '<br /><input type="checkbox" name="question" /> '.
2228: &mt('Question about resource content');
2229: }
2230: if (&feedback_available(0,1)) {
2231: $msgoptions.=
2232: '<br /><input type="checkbox" name="course" /> '.
2233: &mt('Question/Comment/Feedback about course content');
2234: }
2235: if (&feedback_available(0,0,1)) {
2236: $msgoptions.=
2237: '<br /><input type="checkbox" name="policy" /> '.
2238: &mt('Question/Comment/Feedback about course policy');
2239: }
2240: }
2241: if ($ENV{'request.course.id'}) {
1.141 raeburn 2242: if (&discussion_open(undef,$symb) &&
1.90 albertel 2243: &Apache::lonnet::allowed('pch',
1.65 www 2244: $ENV{'request.course.id'}.
2245: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.74 www 2246: $discussoptions='<input type="checkbox" name="discuss" onClick="this.form.anondiscuss.checked=false;" '.
2247: ($ENV{'form.replydisc'}?' checked="1"':'').' /> '.
1.65 www 2248: &mt('Contribution to course discussion of resource');
2249: $discussoptions.='<br /><input type="checkbox" name="anondiscuss" onClick="this.form.discuss.checked=false;" /> '.
2250: &mt('Anonymous contribution to course discussion of resource').
2251: ' <i>('.&mt('name only visible to course faculty').')</i>';
1.141 raeburn 2252: }
1.65 www 2253: }
1.74 www 2254: if ($msgoptions) { $msgoptions='<h2><img src="/adm/lonMisc/feedback.gif" />'.&mt('Sending Messages').'</h2>'.$msgoptions; }
1.65 www 2255: if ($discussoptions) {
1.74 www 2256: $discussoptions='<h2><img src="/adm/lonMisc/chat.gif" />'.&mt('Discussion Contributions').'</h2>'.$discussoptions; }
1.65 www 2257: return $msgoptions.$discussoptions;
1.6 albertel 2258: }
2259:
2260: sub resource_output {
2261: my ($feedurl) = @_;
1.46 albertel 2262: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2263: $usersaw=~s/\<body[^\>]*\>//gi;
2264: $usersaw=~s/\<\/body\>//gi;
2265: $usersaw=~s/\<html\>//gi;
2266: $usersaw=~s/\<\/html\>//gi;
2267: $usersaw=~s/\<head\>//gi;
2268: $usersaw=~s/\<\/head\>//gi;
2269: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2270: return $usersaw;
2271: }
2272:
2273: sub clear_out_html {
1.39 www 2274: my ($message,$override)=@_;
1.88 www 2275: unless (&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2276: # Always allow the <m>-tag
2277: my %html=(M=>1);
2278: # Check if more is allowed
1.37 albertel 2279: my $cid=$ENV{'request.course.id'};
1.39 www 2280: if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
2281: ($override)) {
1.37 albertel 2282: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2283: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
2284: # <SUP>
1.107 www 2285: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2286: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
2287: M=>1, SUB=>1, SUP=>1, SPAN=>1,
2288: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1);
2289: }
2290: # Do the substitution of everything that is not explicitly allowed
2291: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2292: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.107 www 2293: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2294: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2295: return $message;
2296: }
2297:
2298: sub assemble_email {
1.40 albertel 2299: my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_;
1.6 albertel 2300: my $email=<<"ENDEMAIL";
2301: $message
2302: ENDEMAIL
2303: my $citations=<<"ENDCITE";
2304: <h2>Previous attempts of student (if applicable)</h2>
2305: $prevattempts
1.63 albertel 2306: <br /><hr />
1.6 albertel 2307: <h2>Original screen output (if applicable)</h2>
2308: $usersaw
1.40 albertel 2309: <h2>Correct Answer(s) (if applicable)</h2>
2310: $useranswer
1.6 albertel 2311: ENDCITE
2312: return ($email,$citations);
2313: }
2314:
1.35 www 2315: sub secapply {
2316: my $rec=shift;
1.36 www 2317: my $defaultflag=shift;
2318: $rec=~s/\s+//g;
2319: $rec=~s/\@/\:/g;
2320: my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
2321: if ($sections) {
2322: foreach (split(/\;/,$sections)) {
2323: if (($_ eq $ENV{'request.course.sec'}) ||
2324: ($defaultflag && ($_ eq '*'))) {
2325: return $adr;
2326: }
2327: }
2328: } else {
2329: return $rec;
2330: }
2331: return '';
1.35 www 2332: }
2333:
1.6 albertel 2334: sub decide_receiver {
1.36 www 2335: my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
1.6 albertel 2336: my $typestyle='';
2337: my %to=();
1.36 www 2338: if ($ENV{'form.author'}||$author) {
1.8 www 2339: $typestyle.='Submitting as Author Feedback<br>';
1.6 albertel 2340: $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
2341: $to{$2.':'.$1}=1;
2342: }
1.36 www 2343: if ($ENV{'form.question'}||$question) {
1.8 www 2344: $typestyle.='Submitting as Question<br>';
1.24 harris41 2345: foreach (split(/\,/,
2346: $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'})
2347: ) {
1.36 www 2348: my $rec=&secapply($_,$defaultflag);
2349: if ($rec) { $to{$rec}=1; }
1.24 harris41 2350: }
1.6 albertel 2351: }
1.36 www 2352: if ($ENV{'form.course'}||$course) {
1.63 albertel 2353: $typestyle.='Submitting as Comment<br />';
1.24 harris41 2354: foreach (split(/\,/,
2355: $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'})
2356: ) {
1.36 www 2357: my $rec=&secapply($_,$defaultflag);
2358: if ($rec) { $to{$rec}=1; }
1.24 harris41 2359: }
1.6 albertel 2360: }
1.36 www 2361: if ($ENV{'form.policy'}||$policy) {
1.63 albertel 2362: $typestyle.='Submitting as Policy Feedback<br />';
1.24 harris41 2363: foreach (split(/\,/,
2364: $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'})
2365: ) {
1.36 www 2366: my $rec=&secapply($_,$defaultflag);
2367: if ($rec) { $to{$rec}=1; }
1.24 harris41 2368: }
1.6 albertel 2369: }
1.36 www 2370: if ((scalar(%to) eq '0') && (!$defaultflag)) {
2371: ($typestyle,%to)=
2372: &decide_receiver($feedurl,$author,$question,$course,$policy,1);
2373: }
1.6 albertel 2374: return ($typestyle,%to);
1.36 www 2375: }
2376:
2377: sub feedback_available {
2378: my ($question,$course,$policy)=@_;
2379: my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
2380: return scalar(%to);
1.6 albertel 2381: }
2382:
2383: sub send_msg {
1.43 www 2384: my ($feedurl,$email,$citations,$attachmenturl,%to)=@_;
1.6 albertel 2385: my $status='';
2386: my $sendsomething=0;
1.24 harris41 2387: foreach (keys %to) {
1.6 albertel 2388: if ($_) {
1.22 www 2389: my $declutter=&Apache::lonnet::declutter($feedurl);
1.8 www 2390: unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),
1.43 www 2391: 'Feedback ['.$declutter.']',$email,$citations,$feedurl,
2392: $attachmenturl)=~/ok/) {
1.63 albertel 2393: $status.='<br />'.&mt('Error sending message to').' '.$_.'<br />';
1.6 albertel 2394: } else {
2395: $sendsomething++;
2396: }
2397: }
1.24 harris41 2398: }
1.18 www 2399:
2400: my %record=&Apache::lonnet::restore('_feedback');
2401: my ($temp)=keys %record;
2402: unless ($temp=~/^error\:/) {
2403: my %newrecord=();
2404: $newrecord{'resource'}=$feedurl;
2405: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2406: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
1.63 albertel 2407: $status.='<br />'.&mt('Not registered').'<br />';
1.18 www 2408: }
2409: }
2410:
1.6 albertel 2411: return ($status,$sendsomething);
2412: }
2413:
1.13 www 2414: sub adddiscuss {
1.78 raeburn 2415: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2416: my $status='';
1.122 raeburn 2417: my $realsymb;
2418: if ($symb=~/^bulletin___/) {
2419: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2420: $filename=~s|^adm/wrapper/||;
2421: $realsymb=&Apache::lonnet::symbread($filename);
2422: }
2423: if (&discussion_open(undef,$realsymb) &&
1.90 albertel 2424: &Apache::lonnet::allowed('pch',$ENV{'request.course.id'}.
1.23 www 2425: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.20 www 2426:
1.13 www 2427: my %contrib=('message' => $email,
2428: 'sendername' => $ENV{'user.name'},
1.26 www 2429: 'senderdomain' => $ENV{'user.domain'},
2430: 'screenname' => $ENV{'environment.screenname'},
2431: 'plainname' => $ENV{'environment.firstname'}.' '.
2432: $ENV{'environment.middlename'}.' '.
2433: $ENV{'environment.lastname'}.' '.
1.42 www 2434: $ENV{'enrironment.generation'},
1.78 raeburn 2435: 'attachmenturl'=> $attachmenturl,
2436: 'subject' => $subject);
1.65 www 2437: if ($ENV{'form.replydisc'}) {
1.66 www 2438: $contrib{'replyto'}=(split(/\:\:\:/,$ENV{'form.replydisc'}))[1];
1.65 www 2439: }
1.14 www 2440: if ($anon) {
2441: $contrib{'anonymous'}='true';
2442: }
1.13 www 2443: if (($symb) && ($email)) {
1.102 raeburn 2444: if ($ENV{'form.editdisc'}) {
2445: my %newcontrib = ();
2446: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2447: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
2448: $contrib{'timestamp'} = time;
2449: $contrib{'history'} = '';
2450: my $numoldver = 0;
2451: my ($oldsymb,$oldidx)=split(/\:\:\:/,$ENV{'form.editdisc'});
1.132 albertel 2452: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2453: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2454: # get timestamp for last post and history
2455: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$ENV{'request.course.id'},
2456: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2457: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2458: if (defined($oldcontrib{$oldidx.':replyto'})) {
2459: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2460: }
2461: if (defined($oldcontrib{$oldidx.':history'})) {
2462: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
2463: my @oldversions = split/:/,$oldcontrib{$oldidx.':history'};
2464: $numoldver = @oldversions;
2465: } else {
2466: $numoldver = 1;
2467: }
2468: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2469: }
1.108 raeburn 2470: my $numnewver = $numoldver + 1;
1.102 raeburn 2471: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2472: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2473: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2474: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2475: } else {
1.112 raeburn 2476: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2477: }
1.102 raeburn 2478: }
2479: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2480: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2481: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2482: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2483: } else {
1.112 raeburn 2484: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2485: }
1.102 raeburn 2486: }
2487: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
2488: foreach (keys %contrib) {
2489: my $key = $oldidx.':'.&Apache::lonnet::escape($oldsymb).':'.$_;
2490: $newcontrib{$key} = $contrib{$_};
2491: }
2492: my $put_reply = &Apache::lonnet::putstore($ENV{'request.course.id'},
2493: \%newcontrib,
2494: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2495: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2496: $status='Editing class discussion'.($anon?' (anonymous)':'');
2497: } else {
2498: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
2499: &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},
1.13 www 2500: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1.17 www 2501: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.102 raeburn 2502: }
1.21 www 2503: my %storenewentry=($symb => time);
1.63 albertel 2504: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2505: &Apache::lonnet::put('discussiontimes',\%storenewentry,
2506: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2507: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.13 www 2508: }
1.17 www 2509: my %record=&Apache::lonnet::restore('_discussion');
2510: my ($temp)=keys %record;
2511: unless ($temp=~/^error\:/) {
2512: my %newrecord=();
2513: $newrecord{'resource'}=$symb;
2514: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2515: $status.='<br />'.&mt('Registering').': '.
1.21 www 2516: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2517: }
2518: } else {
2519: $status.='Failed.';
1.17 www 2520: }
1.63 albertel 2521: return $status.'<br />';
1.13 www 2522: }
2523:
1.33 www 2524: # ----------------------------------------------------------- Preview function
2525:
2526: sub show_preview {
2527: my $r=shift;
1.135 albertel 2528: &Apache::loncommon::content_type($r,'text/html');
2529: $r->send_http_header;
1.33 www 2530: my $message=&clear_out_html($ENV{'form.comment'});
2531: $message=~s/\n/\<br \/\>/g;
1.106 www 2532: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2533: $message=&Apache::lontexconvert::msgtexconverted($message);
1.78 raeburn 2534: my $subject=&clear_out_html($ENV{'form.subject'});
2535: $subject=~s/\n/\<br \/\>/g;
2536: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.33 www 2537: $r->print('<table border="2"><tr><td>'.
1.78 raeburn 2538: '<b>Subject:</b> '.$subject.'<br /><br />'.
1.33 www 2539: $message.'</td></tr></table>');
2540: }
2541:
2542: sub generate_preview_button {
1.107 www 2543: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 2544: return(<<ENDPREVIEW);
2545: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.78 raeburn 2546: <input type="hidden" name="subject">
1.33 www 2547: <input type="hidden" name="comment" />
1.65 www 2548: <input type="button" value="$pre"
1.119 albertel 2549: 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 2550: </form>
2551: ENDPREVIEW
2552: }
1.71 www 2553:
1.108 raeburn 2554: sub modify_attachments {
2555: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls)=@_;
1.124 raeburn 2556: my $orig_subject = &Apache::lonnet::unescape($ENV{'form.subject'});
2557: my $subject=&clear_out_html($orig_subject);
1.108 raeburn 2558: $subject=~s/\n/\<br \/\>/g;
2559: $subject=&Apache::lontexconvert::msgtexconverted($subject);
2560: my $timestamp=$ENV{'form.timestamp'};
2561: my $numoldver=$ENV{'form.numoldver'};
2562: my $bodytag=&Apache::loncommon::bodytag('Discussion Post Attachments',
2563: '','');
2564: my $msg = '';
1.113 raeburn 2565: my %attachments = ();
1.108 raeburn 2566: my %currattach = ();
2567: if ($idx) {
1.113 raeburn 2568: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 2569: }
1.139 albertel 2570: &Apache::lonenc::check_encrypt(\$symb);
1.108 raeburn 2571: $r->print(<<END);
2572: <html>
2573: <head>
2574: <title>Managing Attachments</title>
2575: <script>
2576: function setAction () {
2577: document.modattachments.action = document.modattachments.origpage.value;
2578: document.modattachments.submit();
2579: }
2580: </script>
2581: </head>
2582: $bodytag
2583: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
2584: <table border="2">
2585: <tr>
2586: <td>
1.124 raeburn 2587: <b>Subject:</b> $subject</b><br /><br />
1.108 raeburn 2588: END
2589: if ($idx) {
2590: if ($attachmenturls) {
2591: my @currold = keys %currattach;
2592: if (@currold > 0) {
2593: $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 2594: foreach my $id (@currold) {
2595: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
2596: $attachurl =~ m#/([^/]+)$#;
2597: $r->print('<input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'<br />'."\n");
1.108 raeburn 2598: }
2599: $r->print("<br />");
2600: }
2601: }
2602: }
2603: if (@{$currnewattach} > 0) {
2604: $r->print("The following attachments have been uploaded for inclusion with this posting.<br />Check the checkboxes for any you wish to remove<br />\n");
2605: foreach (@{$currnewattach}) {
2606: $_ =~ m#/([^/]+)$#;
2607: $r->print('<input type="checkbox" name="delnewattach" value="'.$_.'" /> '.$1.'<br />'."\n");
2608: }
2609: $r->print("<br />");
2610: }
2611: $r->print(<<END);
2612: Add a new attachment to this post. <input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onClick="this.form.submit()" />
2613: </td>
2614: </tr>
2615: </table>
2616: <input type="hidden" name="subject" value="$ENV{'form.subject'}" />
2617: <input type="hidden" name="comment" value="$ENV{'form.comment'}" />
2618: <input type="hidden" name="timestamp" value="$ENV{'form.timestamp'}" />
2619: <input type="hidden" name="idx" value="$ENV{'form.idx'}" />
2620: <input type="hidden" name="numoldver" value="$ENV{'form.numoldver'}" />
2621: <input type="hidden" name="origpage" value="$ENV{'form.origpage'}" />
2622: <input type="hidden" name="anondiscuss" value="$ENV{'form.anondiscuss'}" />
2623: <input type="hidden" name="discuss" value="$ENV{'form.discuss'}" />
2624: END
2625: foreach (@{$currnewattach}) {
2626: $r->print('<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n");
2627: }
2628: foreach (@{$currdelold}) {
2629: $r->print('<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n");
2630: }
2631: $r->print(<<END);
2632: <input type="button" name="rtntoedit" value="Store Changes" onClick="setAction()"/>
2633: </form>
2634: </body>
2635: </html>
2636: END
2637: return;
2638: }
2639:
2640: sub process_attachments {
2641: my ($currnewattach,$currdelold,$keepold) = @_;
2642: if (exists($ENV{'form.currnewattach'})) {
2643: if (ref($ENV{'form.currnewattach'}) eq 'ARRAY') {
2644: @{$currnewattach} = @{$ENV{'form.currnewattach'}};
2645: } else {
2646: $$currnewattach[0] = $ENV{'form.currnewattach'};
2647: }
2648: }
2649: if (exists($ENV{'form.deloldattach'})) {
2650: if (ref($ENV{'form.deloldattach'}) eq 'ARRAY') {
2651: @{$currdelold} = @{$ENV{'form.deloldattach'}};
2652: } else {
2653: $$currdelold[0] = $ENV{'form.deloldattach'};
2654: }
2655: }
2656: if (exists($ENV{'form.delnewattach'})) {
2657: my @currdelnew = ();
2658: my @currnew = ();
2659: if (ref($ENV{'form.delnewattach'}) eq 'ARRAY') {
2660: @currdelnew = @{$ENV{'form.delnewattach'}};
2661: } else {
2662: $currdelnew[0] = $ENV{'form.delnewattach'};
2663: }
2664: foreach my $newone (@{$currnewattach}) {
2665: my $delflag = 0;
2666: foreach (@currdelnew) {
2667: if ($newone eq $_) {
2668: $delflag = 1;
2669: last;
2670: }
2671: }
2672: unless ($delflag) {
2673: push @currnew, $newone;
2674: }
2675: }
2676: @{$currnewattach} = @currnew;
2677: }
2678: if (exists($ENV{'form.keepold'})) {
2679: if (ref($ENV{'form.keepold'}) eq 'ARRAY') {
2680: @{$keepold} = @{$ENV{'form.keepold'}};
2681: } else {
2682: $$keepold[0] = $ENV{'form.keepold'};
2683: }
2684: }
2685: }
2686:
2687: sub generate_attachments_button {
2688: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,$numoldver,$mode) = @_;
2689: my $origpage = $ENV{'REQUEST_URI'};
2690: my $att=$attachnum.' '.&mt("attachments");
2691: my $response = (<<END);
2692: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
2693: Click to add/remove attachments: <input type="button" value="$att"
1.124 raeburn 2694: 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 2695: END
2696: unless ($mode eq 'board') {
2697: $response .= 'javascript:anonchk();';
2698: }
2699: $response .= (<<ENDATTACH);
2700: this.form.submit();" />
2701: <input type="hidden" name="origpage" value="$origpage" />
2702: <input type="hidden" name="idx" value="$idx" />
2703: <input type="hidden" name="timestamp" value="$now" />
2704: <input type="hidden" name="subject" />
2705: <input type="hidden" name="comment" />
2706: <input type="hidden" name="anondiscuss" value = "0";
2707: <input type="hidden" name="discuss" value = "0";
2708: <input type="hidden" name="numoldver" value="$numoldver" />
2709: ENDATTACH
2710: if (defined($deloldattach)) {
2711: if (@{$deloldattach} > 0) {
2712: foreach (@{$deloldattach}) {
2713: $response .= '<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n";
2714: }
2715: }
2716: }
2717: if (defined($currnewattach)) {
2718: if (@{$currnewattach} > 0) {
2719: foreach (@{$currnewattach}) {
2720: $response .= '<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n";
2721: }
2722: }
2723: }
2724: $response .= '</form>';
2725: return $response;
2726: }
2727:
2728: sub extract_attachments {
2729: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 2730: %{$attachments}=();
2731: &get_post_attachments($attachments,$attachmenturls);
2732: foreach my $id (sort keys %{$attachments}) {
2733: if (exists($$attachments{$id}{$numoldver})) {
2734: if (defined($currdelold)) {
2735: if (@{$currdelold} > 0) {
2736: unless (grep/^$id$/,@{$currdelold}) {
2737: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2738: }
1.113 raeburn 2739: } else {
2740: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2741: }
1.116 raeburn 2742: } else {
2743: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2744: }
2745: }
1.116 raeburn 2746: }
2747: my @attached = (sort { $a <=> $b } keys %{$currattach});
2748: if (@attached == 1) {
2749: my $id = $attached[0];
2750: my $attachurl;
2751: if ($attachmenturls =~ m/^<attachment id="0">/) {
2752: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
2753: } else {
2754: $attachurl = $$attachments{$id}{'filename'};
2755: }
2756: $attachurl=~m|/([^/]+)$|;
2757: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
2758: $1.'</tt></a><br />';
2759: &Apache::lonnet::allowuploaded('/adm/feedback',
2760: $attachurl);
2761: } elsif (@attached > 1) {
2762: $$message.='<ol>';
2763: foreach (@attached) {
2764: my $id = $_;
1.113 raeburn 2765: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 2766: my ($fname)
2767: =($attachurl=~m|/([^/]+)$|);
2768: $$message .= '<li><a href="'.$attachurl.
2769: '"><tt>'.
2770: $fname.'</tt></a></li>';
1.108 raeburn 2771: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 2772: $attachurl);
1.108 raeburn 2773: }
1.116 raeburn 2774: $$message .= '</ol>';
1.108 raeburn 2775: }
2776: }
2777:
2778: sub construct_attachmenturl {
2779: my ($currnewattach,$keepold,$symb,$idx)=@_;
2780: my $oldattachmenturl;
2781: my $newattachmenturl;
1.113 raeburn 2782: my $startnum = 0;
1.108 raeburn 2783: my $currver = 0;
2784: if (($ENV{'form.editdisc'}) && ($idx)) {
2785: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2786: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2787: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2788: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
2789: if ($contrib{$idx.':history'}) {
2790: if ($contrib{$idx.':history'} =~ /:/) {
2791: my @oldversions = split/:/,$contrib{$idx.':history'};
2792: $currver = 1 + scalar(@oldversions);
2793: } else {
2794: $currver = 2;
2795: }
2796: } else {
2797: $currver = 1;
2798: }
2799: if ($oldattachmenturl) {
1.113 raeburn 2800: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
2801: my %attachments = ();
2802: my $prevver = $currver-1;
2803: &get_post_attachments(\%attachments,$oldattachmenturl);
1.116 raeburn 2804: my $numattach = scalar(keys %attachments);
1.113 raeburn 2805: $startnum += $numattach;
2806: foreach my $num (sort {$a <=> $b} keys %attachments) {
2807: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.116 raeburn 2808: foreach $_ (sort {$a <=> $b} keys %{$attachments{$num}}) {
2809: unless ($_ eq 'filename') {
2810: $newattachmenturl .= '<post id="'.$_.'">'.$attachments{$num}{$_}.'</post>';
2811: }
1.113 raeburn 2812: }
2813: if (grep/^$num$/,@{$keepold}) {
2814: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 2815: }
1.113 raeburn 2816: $newattachmenturl .= '</attachment>';
1.108 raeburn 2817: }
2818: } else {
1.116 raeburn 2819: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 2820: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 2821: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 2822: }
1.113 raeburn 2823: $newattachmenturl .= '</attachment>';
1.108 raeburn 2824: $startnum ++;
2825: }
2826: }
2827: }
2828: for (my $i=0; $i<@{$currnewattach}; $i++) {
2829: my $attachnum = $startnum + $i;
1.113 raeburn 2830: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 2831: }
2832: return $newattachmenturl;
2833: }
1.128 raeburn 2834:
2835: sub has_discussion {
2836: my $resourcesref = shift;
2837: my $navmap = Apache::lonnavmaps::navmap->new();
2838: my @allres=$navmap->retrieveResources();
2839: foreach my $resource (@allres) {
2840: if ($resource->hasDiscussion()) {
2841: my $ressymb;
2842: if ($resource->symb() =~ m-(___adm/\w+/\w+)/(\d+)/bulletinboard$-) {
2843: $ressymb = 'bulletin___'.$2.$1.'/'.$2.'/bulletinboard';
2844: } else {
2845: $ressymb = $resource->symb();
2846: }
2847: push @{$resourcesref}, $ressymb;
2848: }
2849: }
2850: return;
1.143 ! raeburn 2851: }
! 2852:
! 2853: sub sort_filter_names {
! 2854: my ($sort_types,$role_types,$status_types) = @_;
! 2855: %{$sort_types} = (
! 2856: ascdate => 'Date order - oldest first',
! 2857: descdate => 'Date order - newest first',
! 2858: thread => 'Threaded',
! 2859: subject => 'By subject',
! 2860: username => 'By domain and username',
! 2861: lastfirst => 'By last name, first name'
! 2862: );
! 2863: %{$role_types} = (
! 2864: all => 'All roles',
! 2865: st => 'Students',
! 2866: cc => 'Course Coordinators',
! 2867: in => 'Instructors',
! 2868: ta => 'TAs',
! 2869: ep => 'Exam proctors',
! 2870: ad => 'Administrators',
! 2871: cr => 'Custom roles'
! 2872: );
! 2873: %{$status_types} = (
! 2874: all => 'Roles of any status',
! 2875: Active => 'Only active roles',
! 2876: Expired => 'Only inactive roles'
! 2877: );
! 2878: }
1.108 raeburn 2879:
1.6 albertel 2880: sub handler {
2881: my $r = shift;
1.8 www 2882: if ($r->header_only) {
1.71 www 2883: &Apache::loncommon::content_type($r,'text/html');
1.8 www 2884: $r->send_http_header;
2885: return OK;
2886: }
1.15 www 2887:
2888: # --------------------------- Get query string for limited number of parameters
2889:
1.97 raeburn 2890: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.137 albertel 2891: ['hide','unhide','deldisc','postdata','preview','replydisc','editdisc','cmd','symb','onlyunread','allposts','onlyunmark','previous','markread','markonread','markondisp','toggoff','toggon','modifydisp','changes','navtime','navmaps','navurl','sortposts','applysort','rolefilter','statusfilter','sectionpick','posterlist','userpick','attach','origpage','currnewattach','deloldattach','keepold','allversions','export']);
1.143 ! raeburn 2892:
1.111 raeburn 2893: if ($ENV{'form.discsymb'}) {
1.133 albertel 2894: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($ENV{'form.discsymb'});
1.111 raeburn 2895: my $readkey = $symb.'_read';
2896: my $chgcount = 0;
1.133 albertel 2897: my %readinghash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$readkey],$ENV{'user.domain'},$ENV{'user.name'});
1.111 raeburn 2898: foreach my $key (keys %ENV) {
2899: if ($key =~ m/^form\.postunread_(\d+)/) {
2900: if ($readinghash{$readkey} =~ /\.$1\./) {
2901: $readinghash{$readkey} =~ s/\.$1\.//;
2902: $chgcount ++;
2903: }
2904: } elsif ($key =~ m/^form\.postread_(\d+)/) {
2905: unless ($readinghash{$readkey} =~ /\.$1\./) {
2906: $readinghash{$readkey} .= '.'.$1.'.';
2907: $chgcount ++;
2908: }
2909: }
2910: }
2911: if ($chgcount > 0) {
1.133 albertel 2912: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
2913: \%readinghash,$ENV{'user.domain'},$ENV{'user.name'});
1.111 raeburn 2914: }
1.133 albertel 2915: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
2916: '0','0','',$ENV{'form.previous'},'','','',);
1.111 raeburn 2917: return OK;
2918: }
1.109 raeburn 2919: if ($ENV{'form.allversions'}) {
2920: &Apache::loncommon::content_type($r,'text/html');
2921: $r->send_http_header;
1.133 albertel 2922: my $bodytag=&Apache::loncommon::bodytag('Discussion Post Versions');
1.143 ! raeburn 2923: $r->print(<<END);
1.109 raeburn 2924: <html>
2925: <head>
2926: <title>Post Versions</title>
2927: <meta http-equiv="pragma" content="no-cache" />
2928: </head>
2929: $bodytag
2930: END
2931: my $crs='/'.$ENV{'request.course.id'};
2932: if ($ENV{'request.course.sec'}) {
2933: $crs.='_'.$ENV{'request.course.sec'};
2934: }
1.133 albertel 2935: $crs=~s|_|/|g;
1.109 raeburn 2936: my $seeid=&Apache::lonnet::allowed('rin',$crs);
2937: my ($symb,$idx)=split(/\:\:\:/,$ENV{'form.allversions'});
1.133 albertel 2938: ($symb)=&get_feedurl_and_clean_symb($symb);
1.109 raeburn 2939: if ($idx > 0) {
1.116 raeburn 2940: my %messages = ();
2941: my %subjects = ();
2942: my %attachmsgs = ();
2943: my %allattachments = ();
2944: my %imsfiles = ();
2945: my ($screenname,$plainname);
1.133 albertel 2946: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2947: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2948: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2949: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 2950: }
2951: return OK;
2952: }
1.101 raeburn 2953: if ($ENV{'form.posterlist'}) {
1.133 albertel 2954: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.applysort'});
2955: &print_showposters($r,$symb,$ENV{'form.previous'},$feedurl,
2956: $ENV{'form.sortposts'});
1.101 raeburn 2957: return OK;
2958: }
2959: if ($ENV{'form.userpick'}) {
1.133 albertel 2960: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
2961: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.userpick'});
1.101 raeburn 2962: my $numpicks = @posters;
1.133 albertel 2963: my %discinfo;
2964: $discinfo{$symb.'_userpick'} = join('&',@posters);
2965: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
2966: \%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
2967: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0',
2968: '',$ENV{'form.previous'},$ENV{'form.sortposts'},'','','',
2969: $numpicks);
1.101 raeburn 2970: return OK;
2971: }
1.100 raeburn 2972: if ($ENV{'form.applysort'}) {
1.133 albertel 2973: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.applysort'});
2974: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0',
2975: '',$ENV{'form.previous'},$ENV{'form.sortposts'},
2976: $ENV{'form.rolefilter'},$ENV{'form.statusfilter'},
1.143 ! raeburn 2977: $ENV{'form.sectionpick'});
1.100 raeburn 2978: return OK;
1.137 albertel 2979: } elsif ($ENV{'form.cmd'} eq 'sortfilter') {
2980: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.symb'});
1.133 albertel 2981: &print_sortfilter_options($r,$symb,$ENV{'form.previous'},$feedurl);
1.100 raeburn 2982: return OK;
1.128 raeburn 2983: } elsif ($ENV{'form.navtime'}) {
1.99 raeburn 2984: my %discinfo = ();
2985: my @resources = ();
1.128 raeburn 2986: if (defined($ENV{'form.navmaps'})) {
2987: if ($ENV{'form.navmaps'} =~ /:/) {
2988: @resources = split/:/,$ENV{'form.navmaps'};
2989: } else {
2990: @resources = ("$ENV{'form.navmaps'}");
2991: }
1.99 raeburn 2992: } else {
1.128 raeburn 2993: &has_discussion(\@resources);
1.99 raeburn 2994: }
2995: my $numitems = @resources;
2996: my $feedurl = '/adm/navmaps';
1.133 albertel 2997: if ($ENV{'form.navurl'}) { $feedurl .= '?'.$ENV{'form.navurl'}; }
1.99 raeburn 2998: my %lt = &Apache::lonlocal::texthash(
2999: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3000: 'robb' => 'resources/bulletin boards.',
3001: 'twnp' => 'There are currently no resources or bulletin boards with unread discussion postings.'
1.99 raeburn 3002: );
3003: foreach (@resources) {
3004: # backward compatibility (bulletin boards used to be 'wrapped')
3005: my $ressymb=$_;
1.132 albertel 3006: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3007: if ($ressymb =~ m/bulletin___\d+___/) {
3008: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3009: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper/|;
3010: }
3011: }
3012: my $lastkey = $ressymb.'_lastread';
1.127 albertel 3013: $discinfo{$lastkey} = $ENV{'form.navtime'};
1.99 raeburn 3014: }
1.128 raeburn 3015: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3016: if ($numitems > 0) {
1.133 albertel 3017: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
3018: \%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.128 raeburn 3019: } else {
3020: $textline = "<b>$lt{'twnp'}</b>";
3021: }
1.99 raeburn 3022: &Apache::loncommon::content_type($r,'text/html');
3023: $r->send_http_header;
3024: $r->print (<<ENDREDIR);
3025: <html>
3026: <head>
3027: <title>New posts marked as read</title>
3028: <meta http-equiv="pragma" content="no-cache" />
3029: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
3030: </head>
3031: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
3032: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.128 raeburn 3033: $textline
1.99 raeburn 3034: <form name="reldt" action="$feedurl" target="loncapaclient">
3035: </form>
1.121 albertel 3036: <br /><a href="$feedurl">Continue</a>
1.99 raeburn 3037: </body>
3038: </html>
3039: ENDREDIR
3040: return OK;
3041: } elsif ($ENV{'form.modifydisp'}) {
1.133 albertel 3042: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.modifydisp'});
3043: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
3044: split(/_/,$ENV{'form.changes'});
3045: &print_display_options($r,$symb,$ENV{'form.previous'},$dispchgA,
3046: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3047: return OK;
1.133 albertel 3048: } elsif ($ENV{'form.markondisp'} || $ENV{'form.markonread'} ||
3049: $ENV{'form.allposts'} || $ENV{'form.onlyunread'} ||
3050: $ENV{'form.onlyunmark'} || $ENV{'form.toggoff'} ||
1.137 albertel 3051: $ENV{'form.toggon'} || $ENV{'form.markread'}) {
3052: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.symb'});
3053: my %discinfo;
1.133 albertel 3054: # ------------------------ Modify setting for read/unread toggle for each post
1.138 albertel 3055: if ($ENV{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3056: if ($ENV{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3057: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.137 albertel 3058: if ($ENV{'form.markondisp'}) {
3059: $discinfo{$symb.'_lastread'} = time;
3060: $discinfo{$symb.'_markondisp'} = 1;
3061: }
3062: if ($ENV{'form.markonread'}) {
3063: if ( $ENV{'form.previous'} > 0 ) {
3064: $discinfo{$symb.'_lastread'} = $ENV{'form.previous'};
3065: }
3066: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3067: }
1.133 albertel 3068: # --------------------------------- Modify display setting for this discussion
1.137 albertel 3069: if ($ENV{'form.allposts'}) {
3070: $discinfo{$symb.'_showonlyunread'} = 0;
3071: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3072: }
1.137 albertel 3073: if ($ENV{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3074: if ($ENV{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
3075: # ----------------------------------------------------- Mark new posts not NEW
3076: if ($ENV{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3077: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
3078: \%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.133 albertel 3079: my $previous=$ENV{'form.previous'};
3080: if ($ENV{'form.markondisp'}) { $previous=undef; }
3081: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
3082: '0','0','',$previous);
1.84 raeburn 3083: return OK;
1.78 raeburn 3084: } elsif (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) {
1.15 www 3085: # ----------------------------------------------------------------- Hide/unhide
1.133 albertel 3086: my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'};
3087: my ($symb,$idx)=split(/\:\:\:/,$entry);
3088: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3089:
1.133 albertel 3090: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3091: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3092: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.15 www 3093:
1.133 albertel 3094: my $currenthidden=$contrib{'hidden'};
3095: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3096:
1.133 albertel 3097: my $crs='/'.$ENV{'request.course.id'};
3098: if ($ENV{'request.course.sec'}) {
3099: $crs.='_'.$ENV{'request.course.sec'};
3100: }
3101: $crs=~s/\_/\//g;
3102: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.102 raeburn 3103:
1.133 albertel 3104: if ($ENV{'form.hide'}) {
3105: $currenthidden.='.'.$idx.'.';
3106: unless ($seeid) {
3107: $currentstudenthidden.='.'.$idx.'.';
3108: }
3109: } else {
3110: $currenthidden=~s/\.$idx\.//g;
3111: }
3112: my %newhash=('hidden' => $currenthidden);
3113: if ( ($ENV{'form.hide'}) && (!$seeid) ) {
3114: $newhash{'studenthidden'} = $currentstudenthidden;
3115: }
1.38 www 3116:
1.133 albertel 3117: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
3118: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3119: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.38 www 3120:
1.133 albertel 3121: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
3122: '0','0','',$ENV{'form.previous'});
1.135 albertel 3123: return OK;
1.137 albertel 3124: } elsif ($ENV{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3125: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.symb'});
3126: if ($ENV{'form.cmd'} eq 'threadedon') {
1.69 www 3127: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
3128: &Apache::lonnet::appenv('environment.threadeddiscussion' => 'on');
3129: } else {
3130: &Apache::lonnet::del('environment',['threadeddiscussion']);
3131: &Apache::lonnet::delenv('environment\.threadeddiscussion');
1.72 albertel 3132: }
1.133 albertel 3133: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
3134: '0','0','',$ENV{'form.previous'});
1.135 albertel 3135: return OK;
1.38 www 3136: } elsif ($ENV{'form.deldisc'}) {
3137: # --------------------------------------------------------------- Hide for good
1.133 albertel 3138: my ($symb,$idx)=split(/\:\:\:/,$ENV{'form.deldisc'});
3139: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
3140: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3141: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3142: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.135 albertel 3143: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
3144: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
3145: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3146: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3147: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
3148: '0','0','',$ENV{'form.previous'});
3149: return OK;
1.33 www 3150: } elsif ($ENV{'form.preview'}) {
3151: # -------------------------------------------------------- User wants a preview
3152: &show_preview($r);
1.135 albertel 3153: return OK;
1.108 raeburn 3154: } elsif ($ENV{'form.attach'}) {
3155: # -------------------------------------------------------- Work on attachments
3156: &Apache::loncommon::content_type($r,'text/html');
3157: $r->send_http_header;
3158: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','anondiscuss','discuss']);
1.133 albertel 3159: my (@currnewattach,@currdelold,@keepold);
1.108 raeburn 3160: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
3161: if (exists($ENV{'form.addnewattach.filename'})) {
3162: unless (length($ENV{'form.addnewattach'})>131072) {
3163: my $subdir = 'feedback/'.$ENV{'form.timestamp'};
3164: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.139 albertel 3165: push @currnewattach, $newattachment;
1.108 raeburn 3166: }
3167: }
1.133 albertel 3168: my $attachmenturls;
3169: my ($symb) = &get_feedurl_and_clean_symb($ENV{'form.attach'});
1.108 raeburn 3170: my $idx = $ENV{'form.idx'};
3171: if ($idx) {
3172: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3173: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3174: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3175: $attachmenturls = $contrib{$idx.':attachmenturl'};
3176: }
1.133 albertel 3177: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
3178: $attachmenturls);
1.135 albertel 3179: return OK;
1.116 raeburn 3180: } elsif ($ENV{'form.export'}) {
3181: &Apache::loncommon::content_type($r,'text/html');
3182: $r->send_http_header;
1.133 albertel 3183: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($ENV{'form.export'});
3184: my $mode='board';
1.116 raeburn 3185: my $status='OPEN';
3186: my $previous=$ENV{'form.previous'};
3187: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library)$/) {
3188: $mode='problem';
3189: $status=$Apache::inputtags::status[-1];
3190: }
3191: my $discussion = &list_discussion($mode,$status,$symb);
3192: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion');
3193: $r->print($bodytag.$discussion);
3194: return OK;
1.15 www 3195: } else {
3196: # ------------------------------------------------------------- Normal feedback
1.133 albertel 3197: my $feedurl=$ENV{'form.postdata'};
3198: $feedurl=~s/^http\:\/\///;
3199: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3200: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3201: $feedurl=~s/\?.+$//;
1.8 www 3202:
1.133 albertel 3203: my $symb;
3204: if ($ENV{'form.replydisc'}) {
3205: $symb=(split(/\:\:\:/,$ENV{'form.replydisc'}))[0];
3206: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3207: $feedurl=&Apache::lonnet::clutter($url);
3208: } elsif ($ENV{'form.editdisc'}) {
3209: $symb=(split(/\:\:\:/,$ENV{'form.editdisc'}))[0];
1.52 www 3210: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
1.133 albertel 3211: $feedurl=&Apache::lonnet::clutter($url);
3212: } elsif ($ENV{'form.origpage'}) {
3213: $symb="";
3214: } else {
3215: $symb=&Apache::lonnet::symbread($feedurl);
3216: }
3217: unless ($symb) {
3218: $symb=$ENV{'form.symb'};
3219: if ($symb) {
3220: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3221: $feedurl=&Apache::lonnet::clutter($url);
3222: }
3223: }
3224: &Apache::lonenc::check_decrypt(\$symb);
3225: my $goahead=1;
3226: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {
3227: unless ($symb) { $goahead=0; }
3228: }
3229: # backward compatibility (bulletin boards used to be 'wrapped')
3230: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3231: $feedurl=~s|^/adm/wrapper||;
3232: }
3233: if (!$goahead) {
3234: # Ambiguous Problem Resource
3235: $r->internal_redirect('/adm/ambiguous');
3236: return OK;
1.31 www 3237: }
1.8 www 3238: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3239: unless (
3240: (
3241: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3242: )
3243: ||
3244: ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))
3245: ||
3246: ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
3247: ) {
1.135 albertel 3248: &Apache::loncommon::content_type($r,'text/html');
3249: $r->send_http_header;
1.133 albertel 3250: # Unable to give feedback
3251: &no_redirect_back($r,$feedurl);
3252: }
1.6 albertel 3253: # --------------------------------------------------- Print login screen header
1.133 albertel 3254: unless ($ENV{'form.sendit'}) {
1.135 albertel 3255: &Apache::loncommon::content_type($r,'text/html');
3256: $r->send_http_header;
1.141 raeburn 3257: my $options=&screen_header($feedurl,$symb);
1.133 albertel 3258: if ($options) {
3259: &mail_screen($r,$feedurl,$options);
3260: } else {
3261: &fail_redirect($r,$feedurl);
3262: }
3263: return OK;
1.6 albertel 3264: }
3265:
3266: # Get previous user input
1.9 albertel 3267: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.133 albertel 3268: $symb,$ENV{'user.name'},$ENV{'user.domain'},
3269: $ENV{'request.course.id'});
1.6 albertel 3270:
3271: # Get output from resource
3272: my $usersaw=&resource_output($feedurl);
3273:
1.50 albertel 3274: # Get resource answer (need to allow student to view grades for this to work)
3275: &Apache::lonnet::appenv(('allowed.vgr'=>'F'));
1.40 albertel 3276: my $useranswer=&Apache::loncommon::get_student_answers(
1.133 albertel 3277: $symb,$ENV{'user.name'},$ENV{'user.domain'},
3278: $ENV{'request.course.id'});
1.50 albertel 3279: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3280: # Get attachments, if any, and not too large
3281: my $attachmenturl='';
1.133 albertel 3282: if (($ENV{'form.origpage'}) || ($ENV{'form.editdisc'}) ||
3283: ($ENV{'form.replydisc'})) {
3284: my ($symb,$idx);
3285: if ($ENV{'form.replydisc'}) {
3286: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
3287: } elsif ($ENV{'form.editdisc'}) {
3288: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'});
3289: } elsif ($ENV{'form.origpage'}) {
3290: $symb = $ENV{'form.symb'};
3291: }
1.132 albertel 3292: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3293: my @currnewattach = ();
3294: my @deloldattach = ();
3295: my @keepold = ();
3296: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3297: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3298: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.108 raeburn 3299: } elsif ($ENV{'form.attachment.filename'}) {
1.42 www 3300: unless (length($ENV{'form.attachment'})>131072) {
1.82 albertel 3301: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback');
1.42 www 3302: }
3303: }
1.6 albertel 3304: # Filter HTML out of message (could be nasty)
1.39 www 3305: my $message=&clear_out_html($ENV{'form.comment'});
1.6 albertel 3306:
3307: # Assemble email
1.8 www 3308: my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
1.133 albertel 3309: $usersaw,$useranswer);
1.40 albertel 3310:
1.6 albertel 3311: # Who gets this?
3312: my ($typestyle,%to) = &decide_receiver($feedurl);
3313:
3314: # Actually send mail
1.43 www 3315: my ($status,$numsent)=&send_msg($feedurl,$email,$citations,
1.133 albertel 3316: $attachmenturl,%to);
1.13 www 3317:
3318: # Discussion? Store that.
3319:
1.32 albertel 3320: my $numpost=0;
1.133 albertel 3321: if ($ENV{'form.discuss'} || $ENV{'form.anondiscuss'}) {
3322: my $subject = &clear_out_html($ENV{'form.subject'});
3323: my $anonmode=(defined($ENV{'form.anondiscuss'}));
3324: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
3325: $subject);
1.32 albertel 3326: $numpost++;
1.14 www 3327: }
1.133 albertel 3328:
1.6 albertel 3329: # Receipt screen and redirect back to where came from
1.80 raeburn 3330: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status,$ENV{'form.previous'});
1.133 albertel 3331: }
3332: return OK;
3333: }
1.6 albertel 3334:
1.133 albertel 3335: sub wrap_symb {
3336: my ($ressymb)=@_;
3337: if ($ressymb =~ /bulletin___\d+___/) {
3338: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3339: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3340: }
1.6 albertel 3341: }
1.133 albertel 3342: return $ressymb;
3343: }
3344: sub dewrapper {
3345: my ($feedurl)=@_;
3346: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3347: $$feedurl=~s|^/adm/wrapper||;
3348: }
3349: }
3350:
3351: sub get_feedurl {
3352: my ($symb)=@_;
3353: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3354: my $feedurl = &Apache::lonnet::clutter($url);
3355: &dewrapper(\$feedurl);
3356: return $feedurl;
1.15 www 3357: }
1.1 www 3358:
1.133 albertel 3359: sub get_feedurl_and_clean_symb {
3360: my ($symb)=@_;
3361: &Apache::lonenc::check_decrypt(\$symb);
3362: # backward compatibility (bulletin boards used to be 'wrapped')
3363: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3364: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3365: }
3366: my $feedurl = &get_feedurl($symb);
3367: return ($symb,$feedurl);
3368: }
1.1 www 3369: 1;
3370: __END__
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