Annotation of loncom/interface/lonfeedback.pm, revision 1.146
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.146 ! raeburn 4: # $Id: lonfeedback.pm,v 1.145 2004/12/09 21:58:29 raeburn Exp $
1.19 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.77 www 28: ###
1.7 albertel 29:
1.1 www 30: package Apache::lonfeedback;
31:
32: use strict;
33: use Apache::Constants qw(:common);
1.3 www 34: use Apache::lonmsg();
1.9 albertel 35: use Apache::loncommon();
1.33 www 36: use Apache::lontexconvert();
1.86 www 37: use Apache::lonlocal; # must not have ()
38: use Apache::lonhtmlcommon();
1.128 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,$sec) = split/:/,$_;
1.144 raeburn 154: if ($role =~ /^cr/) {
155: $role = 'cr';
156: }
1.101 raeburn 157: my ($end,$start) = split/:/,$roleshash{$_};
158: my $now = time;
159: my $status = 'Active';
160: if (($now < $start) || ($end > 0 && $now > $end)) {
161: $status = 'Expired';
162: }
1.144 raeburn 163: if ($uname && $udom) {
164: push @{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status;
165: }
1.101 raeburn 166: }
167: my ($classlist) = &Apache::loncoursedata::get_classlist(
168: $ENV{'request.course.id'},
169: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
170: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
171: my $sec_index = &Apache::loncoursedata::CL_SECTION();
172: my $status_index = &Apache::loncoursedata::CL_STATUS();
173: while (my ($student,$data) = each %$classlist) {
174: my ($section,$status) = ($data->[$sec_index],
175: $data->[$status_index]);
176: push @{$roleinfo{$student}}, 'st:'.$section.':'.$status;
177: }
178: }
179:
1.84 raeburn 180: # Get discussion display default settings for user
1.126 albertel 181: if ($ENV{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 182: $showonlyunread = 1;
183: }
1.126 albertel 184: if ($ENV{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 185: $markondisp = 1;
186: }
187:
188: # Override user's default if user specified display setting for this discussion
189: if (defined($dischash{$ondispkey})) {
1.123 raeburn 190: unless ($dischash{$ondispkey} eq '') {
191: $markondisp = $dischash{$ondispkey};
192: }
1.84 raeburn 193: }
194: if ($markondisp) {
195: $discinfo{$lastkey} = time;
196: }
1.83 raeburn 197:
1.80 raeburn 198: if (defined($dischash{$showkey})) {
1.123 raeburn 199: unless ($dischash{$showkey} eq '') {
200: $showonlyunread = $dischash{$showkey};
201: }
1.80 raeburn 202: }
203:
1.111 raeburn 204: if (defined($dischash{$markkey})) {
1.123 raeburn 205: unless ($dischash{$markkey} eq '') {
206: $showunmark = $dischash{$markkey};
207: }
1.111 raeburn 208: }
209:
1.80 raeburn 210: if (defined($dischash{$visitkey})) {
1.123 raeburn 211: unless ($dischash{$visitkey} eq '') {
212: $visit = $dischash{$visitkey};
213: }
1.78 raeburn 214: }
1.80 raeburn 215: $visit ++;
1.78 raeburn 216:
1.54 www 217: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.68 www 218: my @discussionitems=();
1.101 raeburn 219: my %shown = ();
220: my @posteridentity=();
1.116 raeburn 221:
222: my $current=0;
1.67 www 223: my $visible=0;
1.68 www 224: my @depth=();
1.116 raeburn 225: my @replies = ();
1.68 www 226: my %alldiscussion=();
1.116 raeburn 227: my %imsitems=();
228: my %imsfiles=();
1.80 raeburn 229: my %notshown = ();
1.84 raeburn 230: my %newitem = ();
1.68 www 231: my $maxdepth=0;
232:
1.69 www 233: my $target='';
234: unless ($ENV{'browser.interface'} eq 'textual' ||
235: $ENV{'environment.remote'} eq 'off' ) {
236: $target='target="LONcom"';
237: }
1.111 raeburn 238:
1.79 raeburn 239: my $now = time;
1.80 raeburn 240: $discinfo{$visitkey} = $visit;
241:
242: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.143 raeburn 243: &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 244:
1.67 www 245: my $discussion='';
1.116 raeburn 246: my $manifestfile;
247: my $manifestok=0;
248: my $tempexport;
249: my $imsresources;
250: my $copyresult;
1.84 raeburn 251:
252: my $function = &Apache::loncommon::get_users_function();
253: my $color = &Apache::loncommon::designparm($function.'.tabbg',
254: $ENV{'user.domain'});
255: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 256: 'cuse' => 'Current discussion settings',
1.84 raeburn 257: 'allposts' => 'All posts',
258: 'unread' => 'New posts only',
1.111 raeburn 259: 'unmark' => 'Unread only',
1.84 raeburn 260: 'ondisp' => 'Once displayed',
1.111 raeburn 261: 'onmark' => 'Once marked not NEW',
262: 'toggoff' => 'Off',
263: 'toggon' => 'On',
1.84 raeburn 264: 'disa' => 'Posts to be displayed',
265: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 266: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 267: 'chgt' => 'Change',
268: 'disp' => 'Display',
269: 'nolo' => 'Not new',
1.111 raeburn 270: 'togg' => 'Toggle read/unread',
1.84 raeburn 271: );
272:
273: my $currdisp = $lt{'allposts'};
274: my $currmark = $lt{'onmark'};
1.111 raeburn 275: my $currtogg = $lt{'toggoff'};
1.84 raeburn 276: my $dispchange = $lt{'unread'};
277: my $markchange = $lt{'ondisp'};
1.111 raeburn 278: my $toggchange = $lt{'toggon'};
1.97 raeburn 279: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 280: my $displinkA = 'onlyunread';
281: my $displinkB = 'onlyunmark';
1.97 raeburn 282: my $marklink = 'markondisp';
1.111 raeburn 283: my $togglink = 'toggon';
1.84 raeburn 284:
285: if ($markondisp) {
286: $currmark = $lt{'ondisp'};
287: $markchange = $lt{'onmark'};
1.97 raeburn 288: $marklink = 'markonread';
1.84 raeburn 289: }
290:
291: if ($showonlyunread) {
292: $currdisp = $lt{'unread'};
293: $dispchange = $lt{'allposts'};
1.111 raeburn 294: $displinkA = 'allposts';
1.84 raeburn 295: }
1.111 raeburn 296:
297: if ($showunmark) {
298: $currdisp = $lt{'unmark'};
299: $dispchange = $lt{'unmark'};
300: $displinkA='allposts';
301: $displinkB='onlyunread';
302: $showonlyunread = 0;
303: }
304:
305: if ($dischash{$toggkey}) {
306: $currtogg = $lt{'toggon'};
307: $toggchange = $lt{'toggoff'};
308: $togglink = 'toggoff';
309: }
1.97 raeburn 310:
1.111 raeburn 311: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 312:
313: if ($newpostsflag) {
1.97 raeburn 314: $chglink .= '&previous='.$prevread;
1.84 raeburn 315: }
316:
1.67 www 317: if ($visible) {
1.80 raeburn 318: # Print the discusssion
1.116 raeburn 319: if ($outputtarget eq 'tex') {
320: $discussion.='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
321: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
322: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
323: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
324: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}</tex>';
325: } elsif ($outputtarget eq 'export') {
326: # Create temporary directory if this is an export
327: my $now = time;
328: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
329: if (!-e $tempexport) {
330: mkdir($tempexport,0700);
331: }
332: $tempexport .= '/'.$now;
333: if (!-e $tempexport) {
334: mkdir($tempexport,0700);
335: }
336: $tempexport .= '/'.$ENV{'user.domain'}.'_'.$ENV{'user.name'};
337: if (!-e $tempexport) {
338: mkdir($tempexport,0700);
339: }
340: # open manifest file
341: my $manifest = '/imsmanifest.xml';
342: my $manifestfilename = $tempexport.$manifest;
343: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
344: $manifestok=1;
345: print $manifestfile qq|
346: <?xml version="1.0" encoding="UTF-8"?>
347: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
348: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
349: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
350: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
351: <organizations default="$ressymb">
352: <organization identifier="$ressymb">
353: <title>Discussion for $ressymb</title>\n|;
354: } else {
355: $discussion .= 'An error occurred opening the manifest file.<br />';
356: }
357: } else {
1.97 raeburn 358: my $colspan=$maxdepth+1;
1.102 raeburn 359: $discussion.= qq|
360: <script>
361: function studentdelete (symb,idx,newflag,previous) {
362: var symbparm = symb+':::'+idx
363: var prevparm = ""
364: if (newflag == 1) {
365: prevparm = "&previous="+previous
366: }
367: 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")) {
368: document.location.href = "/adm/feedback?hide="+symbparm+prevparm
369: }
370: }
371: </script>
372: |;
1.134 albertel 373: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" ><table bgcolor="#AAAAAA" cellpadding="2" cellspacing="2" border="0">';
1.97 raeburn 374: $discussion .='<tr><td bgcolor="#DDDDBB" colspan="'.$colspan.'">'.
1.95 sakharuk 375: '<table border="0" width="100%" bgcolor="#DDDDBB"><tr>';
376: if ($visible>2) {
377: $discussion.='<td align="left">'.
1.137 albertel 378: '<a href="/adm/feedback?cmd=threadedon&symb='.$ressymb;
1.95 sakharuk 379: if ($newpostsflag) {
380: $discussion .= '&previous='.$prevread;
381: }
382: $discussion .='">'.&mt('Threaded View').'</a> '.
1.137 albertel 383: '<a href="/adm/feedback?cmd=threadedoff&symb='.$ressymb;
1.95 sakharuk 384: if ($newpostsflag) {
385: $discussion .= '&previous='.$prevread;
386: }
1.100 raeburn 387: $discussion .='">'.&mt('Chronological View').'</a>
1.137 albertel 388: <a href= "/adm/feedback?cmd=sortfilter&symb='.$ressymb;
1.100 raeburn 389: if ($newpostsflag) {
390: $discussion .= '&previous='.$prevread;
391: }
392: $discussion .='">'.&mt('Sorting/Filtering options').'</a>  ';
393: } else {
394: $discussion .= '<td align="left">';
395: }
396: $discussion .='<a href= "/adm/feedback?export='.$ressymb;
397: if ($newpostsflag) {
398: $discussion .= '&previous='.$prevread;
399: }
400: $discussion .= '">'.&mt('Export').'?</a> </td>';
1.95 sakharuk 401: if ($newpostsflag) {
402: if (!$markondisp) {
1.137 albertel 403: $discussion .='<td align="right"><a href="/adm/feedback?markread=1&symb='.$ressymb.'">'.&mt('Mark NEW posts no longer new').'</a> ';
1.95 sakharuk 404: } else {
405: $discussion .= '<td> </td>';
406: }
407: } else {
408: $discussion .= '<td> </td>';
409: }
410: $discussion .= '</tr></table></td></tr>';
1.116 raeburn 411:
412: my $numhidden = keys %notshown;
413: if ($numhidden > 0) {
414: my $colspan = $maxdepth+1;
415: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.145 raeburn 416: '<a href="/adm/feedback?allposts=1&symb='.$ressymb;
1.116 raeburn 417: if ($newpostsflag) {
418: $discussion .= '&previous='.$prevread;
419: }
420: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 421: $numhidden.' ';
1.116 raeburn 422: if ($showunmark) {
423: $discussion .= &mt('posts previously marked read');
424: } else {
425: $discussion .= &mt('previously viewed posts');
426: }
427: $discussion .= '<br/></td></tr>';
1.111 raeburn 428: }
1.80 raeburn 429: }
1.100 raeburn 430:
431: # Choose sort mechanism
432: my @showposts = ();
433: if ($sortposts eq 'descdate') {
434: @showposts = (sort { $b <=> $a } keys %alldiscussion);
435: } elsif ($sortposts eq 'thread') {
436: @showposts = (sort { $a <=> $b } keys %alldiscussion);
437: } elsif ($sortposts eq 'subject') {
438: foreach (sort keys %subjectsort) {
439: push @showposts, @{$subjectsort{$_}};
440: }
441: } elsif ($sortposts eq 'username') {
442: foreach my $domain (sort keys %usernamesort) {
443: foreach (sort keys %{$usernamesort{$domain}}) {
444: push @showposts, @{$usernamesort{$domain}{$_}};
445: }
446: }
447: } elsif ($sortposts eq 'lastfirst') {
448: foreach my $last (sort keys %namesort) {
449: foreach (sort keys %{$namesort{$last}}) {
450: push @showposts, @{$namesort{$last}{$_}};
451: }
452: }
453: } else {
454: @showposts = (sort { $a <=> $b } keys %alldiscussion);
455: }
1.116 raeburn 456: my $currdepth = 0;
457: my $firstidx = $alldiscussion{$showposts[0]};
1.100 raeburn 458: foreach (@showposts) {
1.144 raeburn 459: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($ENV{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.100 raeburn 460: $alldiscussion{$_} = $_;
461: }
1.101 raeburn 462: unless ( ($notshown{$alldiscussion{$_}} eq '1') || ($shown{$alldiscussion{$_}} == 0) ) {
1.117 albertel 463: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 464: $discussion.="\n<tr>";
465: }
1.80 raeburn 466: my $thisdepth=$depth[$alldiscussion{$_}];
1.117 albertel 467: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 468: for (1..$thisdepth) {
469: $discussion.='<td> </td>';
470: }
471: }
1.80 raeburn 472: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 473: if ($outputtarget eq 'tex') {
1.95 sakharuk 474: #cleanup block
475: $discussionitems[$alldiscussion{$_}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
476: $discussionitems[$alldiscussion{$_}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
477: my $threadinsert='';
478: if ($thisdepth > 0) {
479: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
480: }
481: $discussionitems[$alldiscussion{$_}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
1.102 raeburn 482: $discussionitems[$alldiscussion{$_}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
1.95 sakharuk 483: $discussionitems[$alldiscussion{$_}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 484:
485: $discussionitems[$alldiscussion{$_}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$_}];
486: $discussion.=$discussionitems[$alldiscussion{$_}];
1.116 raeburn 487: } elsif ($outputtarget eq 'export') {
488: my $postfilename = $alldiscussion{$_}.'-'.$imsitems{$alldiscussion{$_}}{'timestamp'}.'.html';
489: if ($manifestok) {
490: if (($depth[$alldiscussion{$_}] <= $currdepth) && ($alldiscussion{$_} != $firstidx)) {
491: print $manifestfile ' </item>'."\n";
492: }
493: $currdepth = $depth[$alldiscussion{$_}];
494: print $manifestfile "\n".
495: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$_}.'" isvisible="'.
496: $imsitems{$alldiscussion{$_}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$_}.'">'.
497: '<title>'.$imsitems{$alldiscussion{$_}}{'title'}.'</title>';
498: $imsresources .= "\n".
1.146 ! raeburn 499: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$_}.'" type="webcontent" href="'.$postfilename.'">'."\n".
! 500: '<file href="'.$postfilename.'">'."\n".
1.116 raeburn 501: $imsfiles{$alldiscussion{$_}}{$imsitems{$alldiscussion{$_}}{'currversion'}}."\n".
502: '</resource>';
503: }
504: my $postingfile;
505: my $postingfilename = $tempexport.'/'.$postfilename;
506: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
507: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
508: $imsitems{$alldiscussion{$_}}{'title'}.' '.
509: $imsitems{$alldiscussion{$_}}{'sender'}.
510: $imsitems{$alldiscussion{$_}}{'timestamp'}.'<br /><br />'.
511: $imsitems{$alldiscussion{$_}}{'message'}.'<br />'.
512: $imsitems{$alldiscussion{$_}}{'attach'}.'</body></html>'."\n";
513: close($postingfile);
514: } else {
515: $discussion .= 'An error occurred opening the export file for posting '.$alldiscussion{$_}.'<br />';
516: }
517: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$_}}{'allattachments'},$tempexport);
518: } else {
519: $discussion.='<td bgcolor="'.$bgcols[$newitem{$alldiscussion{$_}}].
520: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$_}].
521: '</td></tr>';
522: }
1.69 www 523: }
1.80 raeburn 524: }
1.116 raeburn 525: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 526: my $colspan=$maxdepth+1;
1.111 raeburn 527: $discussion .= <<END;
1.97 raeburn 528: <tr bgcolor="#FFFFFF">
1.98 raeburn 529: <td colspan="$colspan" valign="top">
1.97 raeburn 530: <table border="0" bgcolor="#FFFFFF" width="100%" cellspacing="2" cellpadding="2">
531: <tr>
532: <td align="left">
533: <table border="0" cellpadding="0" cellspacing="4">
534: <tr>
535: <td>
536: <font size="-1"><b>$lt{'cuse'}</b>:</td>
537: <td> </td>
1.111 raeburn 538: <td><font size="-1">
1.97 raeburn 539: END
540: if ($newpostsflag) {
541: $discussion .=
1.111 raeburn 542: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
543: if ($dischash{$toggkey}) {
544: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
545: }
1.97 raeburn 546: } else {
1.111 raeburn 547: if ($dischash{$toggkey}) {
548: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
549: } else {
550: $discussion .=
551: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
552: }
1.97 raeburn 553: }
554: $discussion .= <<END;
1.111 raeburn 555: </font></td>
1.97 raeburn 556: <td> </td>
1.144 raeburn 557: <td align="left">
1.111 raeburn 558: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</font></b>
559: </td>
1.97 raeburn 560: </tr>
561: </table>
562: </td>
1.111 raeburn 563: END
1.143 raeburn 564: if ($sortposts) {
565: my %sort_types = ();
566: my %role_types = ();
567: my %status_types = ();
568: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
569:
570: $discussion .= '<td><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
571: if (defined($ENV{'form.totposters'})) {
1.144 raeburn 572: $discussion .= &mt('Posts by').':';
1.143 raeburn 573: if ($totposters > 0) {
574: foreach my $poster (@posters) {
575: $poster =~ s/:/\@/;
1.144 raeburn 576: $discussion .= ' '.$poster.',';
1.143 raeburn 577: }
1.144 raeburn 578: $discussion =~ s/,$//;
1.143 raeburn 579: } else {
580: $discussion .= &mt('None selected');
581: }
582: } else {
583: my $filterchoice ='';
584: if (@sectionpick > 0) {
585: $filterchoice = '<i>'.&mt('sections').'</i>- '.$ENV{'form.sectionpick'};
586: $filterchoice .= ' ';
587: }
588: if (@rolefilter > 0) {
1.144 raeburn 589: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.143 raeburn 590: foreach (@rolefilter) {
1.144 raeburn 591: $filterchoice .= ' '.$role_types{$_}.',';
1.143 raeburn 592: }
1.144 raeburn 593: $filterchoice =~ s/,$//;
594: $filterchoice .= '<br />     ';
1.143 raeburn 595: }
596: if ($statusfilter) {
597: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
598: }
599: if ($filterchoice) {
600: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
601: }
602: $discussion .= '</font></td>';
603: }
604: }
1.111 raeburn 605: if ($dischash{$toggkey}) {
606: my $storebutton = &mt('Store read/unread changes');
607: $discussion.='<td align="right">'.
608: '<input type="hidden" name="discsymb" value="'.$ressymb.'">'."\n".
609: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
610: ' onClick="this.form.submit();">'."\n".
611: '</td>';
612: }
613: $discussion .= (<<END);
1.97 raeburn 614: </tr>
615: </table>
616: </td>
617: </tr>
618: </table>
1.134 albertel 619: <br /><br /></form>
1.97 raeburn 620: END
1.114 sakharuk 621: }
1.116 raeburn 622: if ($outputtarget eq 'export') {
623: if ($manifestok) {
624: while ($currdepth > 0) {
625: print $manifestfile " </item>\n";
626: $currdepth --;
627: }
628: print $manifestfile qq|
629: </organization>
630: </organizations>
631: <resources>
632: $imsresources
633: </resources>
634: </manifest>
635: |;
636: close($manifestfile);
637:
638: #Create zip file in prtspool
639:
640: my $imszipfile = '/prtspool/'.
641: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
642: time.'_'.rand(1000000000).'.zip';
643: # zip can cause an sh launch which can pass along all of %ENV
644: # which can be too large for /bin/sh to handle
645: my %oldENV=%ENV;
646: undef(%ENV);
647: my $cwd = &getcwd();
648: my $imszip = '/home/httpd/'.$imszipfile;
649: chdir $tempexport;
650: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
651: close(OUTPUT);
652: chdir $cwd;
653: %ENV=%oldENV;
654: undef(%oldENV);
655: $discussion .= 'Download the zip file from <a href="'.$imszipfile.'">Discussion Posting Archive</a><br />';
656: if ($copyresult) {
1.125 raeburn 657: $discussion .= 'The following errors occurred during export - <br />'.$copyresult;
1.116 raeburn 658: }
659: } else {
660: $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 />';
661: }
662: return $discussion;
663: }
1.54 www 664: }
665: if ($discussiononly) {
1.108 raeburn 666: my $now = time;
667: my $attachnum = 0;
668: my $newattachmsg = '';
669: my @currnewattach = ();
670: my @currdelold = ();
671: my $comment = '';
672: my $subject = '';
673: if ($ENV{'form.origpage'}) {
674: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.124 raeburn 675: $subject = &Apache::lonnet::unescape($ENV{'form.subject'});
676: $comment = &Apache::lonnet::unescape($ENV{'form.comment'});
1.108 raeburn 677: my @keepold = ();
678: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
679: if (@currnewattach > 0) {
680: $attachnum += @currnewattach;
681: }
682: }
1.122 raeburn 683: if (&discussion_open($status)) {
684: $discussion.=(<<ENDDISCUSS);
1.54 www 685: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data">
686: <input type="submit" name="discuss" value="Post Discussion" />
687: <input type="submit" name="anondiscuss" value="Post Anonymous Discussion" />
1.73 albertel 688: <input type="hidden" name="symb" value="$ressymb" />
1.54 www 689: <input type="hidden" name="sendit" value="true" />
1.108 raeburn 690: <input type="hidden" name="timestamp" value="$now" />
691: <br /><a name="newpost"></a>
692: <font size="1">Note: in anonymous discussion, your name is visible only
693: to course faculty</font><br />
694: <b>Title:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
695: <textarea name="comment" cols="80" rows="14" wrap="hard">$comment</textarea>
1.54 www 696: ENDDISCUSS
1.140 raeburn 697: if ($ENV{'form.origpage'}) {
698: $discussion.='<input type="hidden" name="origpage" value="'.$ENV{'form.origpage'}.'" />'."\n";
699: foreach (@currnewattach) {
700: $discussion.='<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n";
701: }
702: }
703: $discussion.="</form>\n";
704: if ($outputtarget ne 'tex') {
705: $discussion.=&generate_attachments_button('',$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,'',$mode);
706: if (@currnewattach > 0) {
707: $newattachmsg .= '<b>New attachments</b><br />';
708: if (@currnewattach > 1) {
709: $newattachmsg .= '<ol>';
710: foreach my $item (@currnewattach) {
711: $item =~ m#.*/([^/]+)$#;
712: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
713: }
714: $newattachmsg .= '</ol>'."\n";
715: } else {
716: $currnewattach[0] =~ m#.*/([^/]+)$#;
717: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1.108 raeburn 718: }
719: }
1.140 raeburn 720: $discussion.=$newattachmsg;
721: $discussion.=&generate_preview_button();
722: }
1.95 sakharuk 723: }
1.140 raeburn 724: } else {
725: if (&discussion_open($status) &&
726: &Apache::lonnet::allowed('pch',
727: $ENV{'request.course.id'}.
728: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.95 sakharuk 729: if ($outputtarget ne 'tex') {
730: $discussion.='<table bgcolor="#BBBBBB"><tr><td><a href="/adm/feedback?replydisc='.
1.129 albertel 731: $ressymb.':::" '.$target.'>'.
1.95 sakharuk 732: '<img src="/adm/lonMisc/chat.gif" border="0" />'.
733: &mt('Post Discussion').'</a></td></tr></table>';
734: }
1.100 raeburn 735: }
1.74 www 736: }
1.114 sakharuk 737: return $discussion;
1.54 www 738: }
1.1 www 739:
1.116 raeburn 740: sub build_posting_display {
741: my ($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) = @_;
742: my @original=();
743: my @index=();
1.133 albertel 744: my $symb=&Apache::lonenc::check_decrypt($ressymb);
745: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1.116 raeburn 746: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
747: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
748:
749: if ($contrib{'version'}) {
750: my $oldest = $contrib{'1:timestamp'};
751: if ($prevread eq '0') {
752: $prevread = $oldest-1;
753: }
1.143 raeburn 754: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
755: if ($sortposts) {
756: ($skiptest,$roleregexp,$secregexp,$statusregexp) = &filter_regexp($rolefilter,$sectionpick,$statusfilter);
757: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
758: }
1.116 raeburn 759: for (my $id=1;$id<=$contrib{'version'};$id++) {
760: my $idx=$id;
761: my $posttime = $contrib{$idx.':timestamp'};
762: if ($prevread <= $posttime) {
763: $$newpostsflag = 1;
764: }
765: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
766: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
767: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
768: my $origindex='0.';
769: my $numoldver=0;
770: if ($contrib{$idx.':replyto'}) {
1.144 raeburn 771: if ( (($ENV{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 772: # this is a follow-up message
773: $original[$idx]=$original[$contrib{$idx.':replyto'}];
774: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
775: $origindex=$index[$contrib{$idx.':replyto'}];
776: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
777: } else {
778: $original[$idx]=0;
779: $$depth[$idx]=0;
780: }
781: } else {
782: # this is an original message
783: $original[$idx]=0;
784: $$depth[$idx]=0;
785: }
786: if ($$replies[$$depth[$idx]]) {
787: $$replies[$$depth[$idx]]++;
788: } else {
789: $$replies[$$depth[$idx]]=1;
790: }
791: unless ((($hidden) && (!$seeid)) || ($deleted)) {
792: $$visible++;
793: if ($contrib{$idx.':history'}) {
794: if ($contrib{$idx.':history'} =~ /:/) {
795: my @oldversions = split/:/,$contrib{$idx.':history'};
796: $numoldver = @oldversions;
797: } else {
798: $numoldver = 1;
799: }
800: }
801: $$current = $numoldver;
802: my %messages = ();
803: my %subjects = ();
804: my %attachtxt = ();
805: my %allattachments = ();
806: my ($screenname,$plainname);
807: my $sender = &mt('Anonymous');
808: my ($message,$subject,$vgrlink,$ctlink);
809: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
810:
811:
812: # Set up for sorting by subject
813: unless ($outputtarget eq 'export') {
814: $message=$messages{$numoldver};
815: $message.=$attachtxt{$numoldver};
816: $subject=$subjects{$numoldver};
817: if ($message) {
818: if ($hidden) {
819: $message='<font color="#888888">'.$message.'</font>';
820: if ($studenthidden) {
821: $message .='<br /><br />Deleted by poster (student).';
822: }
823: }
824:
825: if ($subject eq '') {
826: if (defined($$subjectsort{'__No subject'})) {
827: push @{$$subjectsort{'__No subject'}}, $idx;
828: } else {
829: @{$$subjectsort{'__No subject'}} = ("$idx");
830: }
831: } else {
832: if (defined($$subjectsort{$subject})) {
833: push @{$$subjectsort{$subject}}, $idx;
834: } else {
835: @{$$subjectsort{$subject}} = ("$idx");
836: }
837: }
838: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
839: $sender=&Apache::loncommon::aboutmewrapper(
840: $plainname,
841: $contrib{$idx.':sendername'},
842: $contrib{$idx.':senderdomain'}).' ('.
843: $contrib{$idx.':sendername'}.' at '.
844: $contrib{$idx.':senderdomain'}.')';
845: if ($contrib{$idx.':anonymous'}) {
846: $sender.=' ['.&mt('anonymous').'] '.
847: $screenname;
848: }
849:
850: # Set up for sorting by domain, then username
851: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
852: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
853: }
854: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
855: push @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx;
856: } else {
857: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
858: }
859: # Set up for sorting by last name, then first name
860: my %names = &Apache::lonnet::get('environment',
861: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
862: ,$contrib{$idx.':sendername'});
863: my $lastname = $names{'lastname'};
864: my $firstname = $names{'firstname'};
865: if ($lastname eq '') {
866: $lastname = '_';
867: }
868: if ($firstname eq '') {
869: $firstname = '_';
870: }
871: unless (defined($$namesort{$lastname})) {
872: %{$$namesort{$lastname}} = ();
873: }
874: if (defined($$namesort{$lastname}{$firstname})) {
875: push @{$$namesort{$lastname}{$firstname}}, $idx;
876: } else {
877: @{$$namesort{$lastname}{$firstname}} = ("$idx");
878: }
879: if ($ENV{'course.'.$ENV{'request.course.id'}.'.allow_discussion_post_editing'} =~ m/yes/i) {
880: if (($ENV{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($ENV{'user.name'} eq $contrib{$idx.':sendername'})) {
881: $sender.=' <a href="/adm/feedback?editdisc='.
882: $ressymb.':::'.$idx;
883: if ($newpostsflag) {
884: $sender .= '&previous='.$prevread;
885: }
886: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
887: unless ($seeid) {
888: $sender.=" <a href=\"javascript:studentdelete('$ressymb','$idx','$newpostsflag','$prevread')";
889: $sender .= '">'.&mt('Delete').'</a>';
890: }
891: }
892: }
893: if ($seeid) {
894: if ($hidden) {
895: unless ($studenthidden) {
896: $sender.=' <a href="/adm/feedback?unhide='.
897: $ressymb.':::'.$idx;
898: if ($newpostsflag) {
899: $sender .= '&previous='.$prevread;
900: }
901: $sender .= '">'.&mt('Make Visible').'</a>';
902: }
903: } else {
904: $sender.=' <a href="/adm/feedback?hide='.
905: $ressymb.':::'.$idx;
906: if ($newpostsflag) {
907: $sender .= '&previous='.$prevread;
908: }
909: $sender .= '">'.&mt('Hide').'</a>';
910: }
911: $sender.=' <a href="/adm/feedback?deldisc='.
912: $ressymb.':::'.$idx;
913: if ($newpostsflag) {
914: $sender .= '&previous='.$prevread;
915: }
916: $sender .= '">'.&mt('Delete').'</a>';
917: }
918: } else {
919: if ($screenname) {
920: $sender='<i>'.$screenname.'</i>';
921: }
922: # Set up for sorting by domain, then username for anonymous
923: unless (defined($$usernamesort{'__anon'})) {
924: %{$$usernamesort{'__anon'}} = ();
925: }
926: if (defined($$usernamesort{'__anon'}{'__anon'})) {
927: push @{$$usernamesort{'__anon'}{'__anon'}}, $idx;
928: } else {
929: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
930: }
931: # Set up for sorting by last name, then first name for anonymous
932: unless (defined($$namesort{'__anon'})) {
933: %{$$namesort{'__anon'}} = ();
934: }
935: if (defined($$namesort{'__anon'}{'__anon'})) {
936: push @{$$namesort{'__anon'}{'__anon'}}, $idx;
937: } else {
938: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
939: }
940: }
941: if (&discussion_open($status) &&
942: &Apache::lonnet::allowed('pch',
943: $ENV{'request.course.id'}.
944: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
945: $sender.=' <a href="/adm/feedback?replydisc='.
946: $ressymb.':::'.$idx;
947: if ($newpostsflag) {
948: $sender .= '&previous='.$prevread;
949: }
950: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
951: }
952: if ($viewgrades) {
953: $vgrlink=&Apache::loncommon::submlink('Submissions',
954: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
955: }
956: if ($$dischash{$readkey}=~/\.$idx\./) {
957: $ctlink = '<b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" />';
958: } else {
959: $ctlink = '<b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" />';
960: }
961: }
962: #figure out at what position this needs to print
963: }
964: if ($outputtarget eq 'export' || $message) {
965: my $thisindex=$idx;
1.144 raeburn 966: if ( (($ENV{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 967: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
968: }
969: $$alldiscussion{$thisindex}=$idx;
970: $$shown{$idx} = 0;
971: $index[$idx]=$thisindex;
972: }
973: if ($outputtarget eq 'export') {
974: %{$$imsitems{$idx}} = ();
975: $$imsitems{$idx}{'isvisible'}='true';
976: if ($hidden) {
977: $$imsitems{$idx}{'isvisible'}='false';
978: }
979: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
980: $$imsitems{$idx}{'message'}=$messages{$numoldver};
981: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
982: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
983: $$imsitems{$idx}{'sender'}=$plainname.' ('.
984: $contrib{$idx.':sendername'}.' at '.
985: $contrib{$idx.':senderdomain'}.')';
986: $$imsitems{$idx}{'isanonymous'}='false';
987: if ($contrib{$idx.':anonymous'}) {
988: $$imsitems{$idx}{'isanonymous'}='true';
989: }
990: $$imsitems{$idx}{'currversion'}=$numoldver;
991: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
992: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
993: $$shown{$idx} = 1;
994: }
995: } else {
996: if ($message) {
997: my $spansize = 2;
998: if ($showonlyunread && $prevread > $posttime) {
999: $$notshown{$idx} = 1;
1000: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1001: $$notshown{$idx} = 1;
1002: } else {
1003: # apply filters
1004: my $uname = $contrib{$idx.':sendername'};
1005: my $udom = $contrib{$idx.':senderdomain'};
1006: my $poster = $uname.':'.$udom;
1.143 raeburn 1007: if (defined($ENV{'form.totposters'})) {
1008: if ($totposters == 0) {
1009: $$shown{$idx} = 0;
1010: } elsif ($totposters > 0) {
1011: if (grep/^$poster$/,@{$posters}) {
1012: $$shown{$idx} = 1;
1.116 raeburn 1013: }
1014: }
1.143 raeburn 1015: } elsif ($sortposts) {
1.116 raeburn 1016: if ($skiptest) {
1017: $$shown{$idx} = 1;
1018: } else {
1019: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1020: if ($role =~ /^cc:/) {
1021: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1022: if ($role =~ /$cc_regexp/) {
1023: $$shown{$idx} = 1;
1.144 raeburn 1024: last;
1.143 raeburn 1025: }
1026: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1027: $$shown{$idx} = 1;
1028: last;
1029: }
1030: }
1031: }
1.143 raeburn 1032: } else {
1033: $$shown{$idx} = 1;
1.116 raeburn 1034: }
1035: }
1036: unless ($$notshown{$idx} == 1) {
1037: if ($prevread > 0 && $prevread <= $posttime) {
1038: $$newitem{$idx} = 1;
1039: $$discussionitems[$idx] .= '
1040: <p><table border="0" width="100%">
1041: <tr><td align="left"><font color="#FF0000"><b>NEW</b></font></td>';
1042: } else {
1043: $$newitem{$idx} = 0;
1044: $$discussionitems[$idx] .= '
1045: <p><table border="0" width="100%">
1046: <tr><td align="left"> </td>';
1047: }
1048: $$discussionitems[$idx] .= '<td align ="left"> '.
1049: '<b>'.$subject.'</b> '.
1050: $sender.'</b> '.$vgrlink.' ('.
1051: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1052: if ($$dischash{$toggkey}) {
1053: $$discussionitems[$idx].='<td align="right"> '.
1054: $ctlink.'</td>';
1055: }
1056: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1057: $message.'</blockquote></p>';
1058: if ($contrib{$idx.':history'}) {
1059: my @postversions = ();
1060: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1061: if ($seeid) {
1062: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$ressymb.':::'.$idx.'">'.&mt('Display all versions').'</a>';
1063: }
1064: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1065: if ($contrib{$idx.':history'} =~ m/:/) {
1066: @postversions = split/:/,$contrib{$idx.':history'};
1067: } else {
1068: @postversions = ("$contrib{$idx.':history'}");
1069: }
1070: for (my $i=0; $i<@postversions; $i++) {
1071: my $version = $i+1;
1072: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1073: }
1074: }
1075: }
1076: }
1077: }
1078: }
1079: }
1080: }
1081: }
1082:
1.143 raeburn 1083: sub filter_regexp {
1084: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1085: my ($roleregexp,$secregexp,$statusregexp);
1086: my $skiptest = 1;
1087: if (@{$rolefilter} > 0) {
1088: my @okrolefilter = ();
1089: foreach (@{$rolefilter}) {
1090: unless ($_ eq '') {
1091: push @okrolefilter, $_;
1092: }
1093: }
1094: if (@okrolefilter > 0) {
1095: if (grep/^all$/,@okrolefilter) {
1096: $roleregexp='[^:]+';
1097: } else {
1098: if (@okrolefilter == 1) {
1099: $roleregexp=$okrolefilter[0];
1100: } else {
1101: $roleregexp='('.join('|',@okrolefilter).')';
1102: }
1103: $skiptest = 0;
1104: }
1105: }
1106: }
1107: if (@{$sectionpick} > 0) {
1108: my @oksectionpick = ();
1109: foreach (@{$sectionpick}) {
1110: unless ($_ eq '') {
1111: push @oksectionpick, $_;
1112: }
1113: }
1114: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1115: if (@oksectionpick == 1) {
1116: $secregexp = $oksectionpick[0];
1117: } else {
1118: $secregexp .= '('.join('|',@oksectionpick).')';
1119: }
1120: $skiptest = 0;
1121: } else {
1122: $secregexp .= '[^:]*';
1123: }
1124: }
1125: if (defined($statusfilter) && $statusfilter ne '') {
1126: if ($statusfilter eq 'all') {
1127: $statusregexp = '[^:]+';
1128: } else {
1129: $statusregexp = $statusfilter;
1130: $skiptest = 0;
1131: }
1132: }
1133: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1134: }
1135:
1136:
1.116 raeburn 1137: sub get_post_contents {
1138: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1139: my $discussion = '';
1140: my $start=$numver;
1141: my $end=$numver + 1;
1142: %{$$imsfiles{$idx}}=();
1143: if ($type eq 'allversions') {
1144: unless($seeid) {
1145: $discussion=&mt('You do not have privileges to view all versions of posts.').&mt('Please select a different role');
1146: return $discussion;
1147: }
1148: }
1.126 albertel 1149: # $$screenname=&Apache::loncommon::screenname(
1150: # $$contrib{$idx.':sendername'},
1151: # $$contrib{$idx.':senderdomain'});
1152: # $$plainname=&Apache::loncommon::nickname(
1153: # $$contrib{$idx.':sendername'},
1154: # $$contrib{$idx.':senderdomain'});
1155: ($$screenname,$$plainname)=($$contrib{$idx.':screenname'},
1156: $$contrib{$idx.':plainname'});
1.116 raeburn 1157: my $sender=&Apache::loncommon::aboutmewrapper(
1158: $$plainname,
1159: $$contrib{$idx.':sendername'},
1160: $$contrib{$idx.':senderdomain'}).' ('.
1161: $$contrib{$idx.':sendername'}.' at '.
1162: $$contrib{$idx.':senderdomain'}.')';
1163: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1164: my @postversions = ();
1165: if ($type eq 'allversions' || $type eq 'export') {
1166: $start = 0;
1167: if ($$contrib{$idx.':history'}) {
1168: if ($$contrib{$idx.':history'} =~ m/:/) {
1169: @postversions = split/:/,$$contrib{$idx.':history'};
1170: } else {
1171: @postversions = ("$$contrib{$idx.':history'}");
1172: }
1173: }
1174: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1175: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1176: push @postversions,$$contrib{$idx.':timestamp'};
1177: $end = @postversions;
1178: } else {
1179: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1180: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1181: }
1182:
1183: if ($$contrib{$idx.':anonymous'}) {
1184: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1185: }
1186: if ($type eq 'allversions') {
1187: $discussion=('<b>'.$sender.'</b><br /><ul>');
1188: }
1189: for (my $i=$start; $i<$end; $i++) {
1190: my ($timesent,$attachmsg);
1191: my %currattach = ();
1192: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1193: $$messages{$i}=~s/\n/\<br \/\>/g;
1194: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1195: $$subjects{$i}=~s/\n/\<br \/\>/g;
1196: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1197: if ($attachmenturls) {
1198: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1199: }
1200: if ($type eq 'export') {
1201: $$imsfiles{$idx}{$i} = '';
1202: if ($attachmsg) {
1203: $$attachtxt{$i} = '<br />Attachments:<br />';
1204: foreach (sort keys %currattach) {
1205: if ($$allattachments{$_}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1206: my $fname = $1.$3.'/'.$4;
1207: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'">'."\n";
1208: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1209: }
1210: }
1211: }
1212: } else {
1213: if ($attachmsg) {
1214: $$attachtxt{$i} = '<br />Attachments:'.$attachmsg.'<br />';
1215: } else {
1216: $$attachtxt{$i} = '';
1217: }
1218: }
1219: if ($type eq 'allversions') {
1220: $discussion.= <<"END";
1221: <li><b>$$subjects{$i}</b>, $timesent<br />
1222: $$messages{$i}<br />
1223: $$attachtxt{$i}</li>
1224: END
1225: }
1226: }
1227: if ($type eq 'allversions') {
1228: $discussion.=('</ul></body></html>');
1229: return $discussion;
1230: } else {
1231: return;
1232: }
1233: }
1234:
1235: sub replicate_attachments {
1236: my ($attachrefs,$tempexport) = @_;
1237: my $response;
1238: foreach my $id (keys %{$attachrefs}) {
1239: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1240: my $path = $tempexport;
1241: my $tail = $1.'/'.$2.$4;
1242: my @extras = split/\//,$tail;
1243: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1244: if (!-e $destination) {
1245: my $i= 0;
1246: while ($i<@extras) {
1247: $path .= '/'.$extras[$i];
1248: if (!-e $path) {
1249: mkdir($path,0700);
1250: }
1251: $i ++;
1252: }
1253: my ($content,$rtncode);
1254: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1255: if ($uploadreply eq 'ok') {
1.125 raeburn 1256: my $attachcopy;
1257: if ($attachcopy = Apache::File->new('>'.$destination)) {
1258: print $attachcopy $content;
1259: close($attachcopy);
1260: } else {
1261: $response .= 'Error copying file attachment - '.$5.' to IMS package: '.$!.'<br />'."\n";
1262: }
1.116 raeburn 1263: } else {
1.125 raeburn 1264: &Apache::lonnet::logthis("Replication of attachment failed when building IMS export of discussion posts - domain: $1, course: $2, file: $$attachrefs{$id}{'filename'} -error: $rtncode");
1265: $response .= 'Error copying file attachment - '.$5.' to IMS package: '.$rtncode.'<br />'."\n";
1.116 raeburn 1266: }
1267: }
1268: }
1269: }
1.125 raeburn 1270: return $response;
1.116 raeburn 1271: }
1272:
1.6 albertel 1273: sub mail_screen {
1274: my ($r,$feedurl,$options) = @_;
1.108 raeburn 1275: if (exists($ENV{'form.origpage'})) {
1276: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss']);
1277: }
1.45 www 1278: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion',
1.102 raeburn 1279: '','onLoad="window.focus();setposttype();"');
1.51 albertel 1280: my $title=&Apache::lonnet::gettitle($feedurl);
1281: if (!$title) { $title = $feedurl; }
1.69 www 1282: my $quote='';
1.78 raeburn 1283: my $subject = '';
1.108 raeburn 1284: my $comment = '';
1.80 raeburn 1285: my $prevtag = '';
1.102 raeburn 1286: my $parentmsg = '';
1.108 raeburn 1287: my ($symb,$idx,$attachmenturls);
1288: my $numoldver = 0;
1289: my $attachmsg = '';
1290: my $newattachmsg = '';
1291: my @currnewattach = ();
1292: my @currdelold = ();
1293: my @keepold = ();
1.113 raeburn 1294: my %attachments = ();
1.108 raeburn 1295: my %currattach = ();
1296: my $attachnum = 0;
1297: my $anonchk = (<<END);
1298: function anonchk() {
1299: if (document.mailform.anondiscuss.checked == true) {
1300: document.attachment.anondiscuss.value = '1'
1301: }
1302: if (document.mailform.discuss.checked == true) {
1303: document.attachment.discuss.value = '1'
1304: }
1305: return
1306: }
1307: END
1308: my $anonscript;
1309: if (exists($ENV{'form.origpage'})) {
1310: $anonscript = (<<END);
1.102 raeburn 1311: function setposttype() {
1.108 raeburn 1312: var anondisc = $ENV{'form.anondiscuss'};
1313: var disc = $ENV{'form.discuss'};
1314: if (anondisc == 1) {
1315: document.mailform.anondiscuss.checked = true
1316: }
1317: if (disc == 1) {
1318: document.mailform.discuss.checked = true
1319: }
1.102 raeburn 1320: return
1321: }
1322: END
1.108 raeburn 1323: } else {
1324: $anonscript = (<<END);
1325: function setposttype() {
1326: return
1327: }
1328: END
1329: }
1.102 raeburn 1330: if (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
1331: if ($ENV{'form.replydisc'}) {
1332: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
1333: } else {
1334: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'});
1335: }
1.69 www 1336: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1337: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1338: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.80 raeburn 1339: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1340: if ($contrib{$idx.':history'}) {
1341: if ($contrib{$idx.':history'} =~ /:/) {
1342: my @oldversions = split/:/,$contrib{$idx.':history'};
1343: $numoldver = @oldversions;
1344: } else {
1345: $numoldver = 1;
1346: }
1347: }
1.102 raeburn 1348: if ($ENV{'form.replydisc'}) {
1349: if ($contrib{$idx.':history'}) {
1350: if ($contrib{$idx.':history'} =~ /:/) {
1351: my @oldversions = split/:/,$contrib{$idx.':history'};
1352: $numoldver = @oldversions;
1353: } else {
1354: $numoldver = 1;
1355: }
1356: }
1.108 raeburn 1357: my $message;
1358: if ($idx > 0) {
1.116 raeburn 1359: my %msgversions = ();
1360: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1361: $message = $msgversions{$numoldver};
1.108 raeburn 1362: }
1.102 raeburn 1363: $message=~s/\n/\<br \/\>/g;
1.108 raeburn 1364: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($message).'</blockquote>';
1.102 raeburn 1365: if ($idx > 0) {
1.116 raeburn 1366: my %subversions = ();
1367: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1368: $subject = 'Re: '.$subversions{$numoldver};
1.102 raeburn 1369: }
1.108 raeburn 1370: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1371: } else {
1.108 raeburn 1372: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1373: if ($idx > 0) {
1374: my %msgversions = ();
1375: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1376: $comment = $msgversions{$numoldver};
1377: my %subversions = ();
1378: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1379: $subject = $subversions{$numoldver};
1.102 raeburn 1380: }
1381: if (defined($contrib{$idx.':replyto'})) {
1382: $parentmsg = $contrib{$idx.':replyto'};
1383: }
1.108 raeburn 1384: unless (exists($ENV{'form.origpage'})) {
1385: my $anonflag = 0;
1386: if ($contrib{$idx.':anonymous'}) {
1387: $anonflag = 1;
1388: }
1389: $anonscript = (<<END);
1.102 raeburn 1390: function setposttype () {
1391: var currtype = $anonflag
1392: if (currtype == 1) {
1393: document.mailform.elements.discuss.checked = false
1394: document.mailform.elements.anondiscuss.checked = true
1395: }
1396: if (currtype == 0) {
1397: document.mailform.elements.anondiscuss.checked = false
1398: document.mailform.elements.discuss.checked = true
1399: }
1400: return
1401: }
1402: END
1.108 raeburn 1403: }
1.79 raeburn 1404: }
1.69 www 1405: }
1.80 raeburn 1406: if ($ENV{'form.previous'}) {
1407: $prevtag = '<input type="hidden" name="previous" value="'.$ENV{'form.previous'}.'" />';
1408: }
1.69 www 1409: }
1.108 raeburn 1410:
1411: if ($ENV{'form.origpage'}) {
1.124 raeburn 1412: $subject = &Apache::lonnet::unescape($ENV{'form.subject'});
1413: $comment = &Apache::lonnet::unescape($ENV{'form.comment'});
1.108 raeburn 1414: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1415: }
1.85 www 1416: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet();
1.86 www 1417: my $htmlheader=&Apache::lonhtmlcommon::htmlareaheaders();
1.74 www 1418: my $send=&mt('Send');
1.102 raeburn 1419: $r->print(<<END);
1.1 www 1420: <html>
1421: <head>
1422: <title>The LearningOnline Network with CAPA</title>
1.7 albertel 1423: <meta http-equiv="pragma" content="no-cache"></meta>
1.85 www 1424: $htmlheader
1.63 albertel 1425: <script type="text/javascript">
1426: //<!--
1.5 www 1427: function gosubmit() {
1428: var rec=0;
1.12 albertel 1429: if (typeof(document.mailform.elements.author)!="undefined") {
1.5 www 1430: if (document.mailform.elements.author.checked) {
1431: rec=1;
1432: }
1433: }
1.12 albertel 1434: if (typeof(document.mailform.elements.question)!="undefined") {
1.5 www 1435: if (document.mailform.elements.question.checked) {
1436: rec=1;
1437: }
1438: }
1.12 albertel 1439: if (typeof(document.mailform.elements.course)!="undefined") {
1.5 www 1440: if (document.mailform.elements.course.checked) {
1441: rec=1;
1442: }
1443: }
1.12 albertel 1444: if (typeof(document.mailform.elements.policy)!="undefined") {
1.5 www 1445: if (document.mailform.elements.policy.checked) {
1446: rec=1;
1447: }
1448: }
1.12 albertel 1449: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.10 www 1450: if (document.mailform.elements.discuss.checked) {
1451: rec=1;
1452: }
1453: }
1.14 www 1454: if (typeof(document.mailform.elements.anondiscuss)!="undefined") {
1455: if (document.mailform.elements.anondiscuss.checked) {
1456: rec=1;
1457: }
1458: }
1.5 www 1459:
1460: if (rec) {
1.118 albertel 1461: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1462: document.mailform.onsubmit();
1463: }
1.5 www 1464: document.mailform.submit();
1465: } else {
1466: alert('Please check a feedback type.');
1467: }
1468: }
1.108 raeburn 1469: $anonchk
1.102 raeburn 1470: $anonscript
1.63 albertel 1471: //-->
1.5 www 1472: </script>
1.1 www 1473: </head>
1.29 www 1474: $bodytag
1.51 albertel 1475: <h2><tt>$title</tt></h2>
1.43 www 1476: <form action="/adm/feedback" method="post" name="mailform"
1477: enctype="multipart/form-data">
1.80 raeburn 1478: $prevtag
1.63 albertel 1479: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1480: END
1481: if ($ENV{'form.replydisc'}) {
1482: $r->print(<<END);
1.68 www 1483: <input type="hidden" name="replydisc" value="$ENV{'form.replydisc'}" />
1.102 raeburn 1484: END
1485: } elsif ($ENV{'form.editdisc'}) {
1486: $r->print(<<END);
1487: <input type="hidden" name="editdisc" value ="$ENV{'form.editdisc'}" />
1488: <input type="hidden" name="parentmsg" value ="$parentmsg" />
1489: END
1490: }
1.108 raeburn 1491: $r->print(<<END);
1.5 www 1492: Please check at least one of the following feedback types:
1.63 albertel 1493: $options<hr />
1.69 www 1494: $quote
1.63 albertel 1495: <p>My question/comment/feedback:</p>
1496: <p>
1.47 bowersj2 1497: $latexHelp
1.78 raeburn 1498: Title: <input type="text" name="subject" size="30" value="$subject" /></p>
1499: <p>
1.108 raeburn 1500: <textarea name="comment" id="comment" cols="60" rows="10" wrap="hard">$comment
1.63 albertel 1501: </textarea></p>
1502: <p>
1.108 raeburn 1503: END
1504: if ( ($ENV{'form.editdisc'}) || ($ENV{'form.replydisc'}) ) {
1505: if ($ENV{'form.origpage'}) {
1506: foreach (@currnewattach) {
1507: $r->print('<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n");
1508: }
1509: foreach (@currdelold) {
1510: $r->print('<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n");
1511: }
1512: }
1513: if ($ENV{'form.editdisc'}) {
1514: if ($attachmenturls) {
1.113 raeburn 1515: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.108 raeburn 1516: $attachnum = scalar(keys %currattach);
1517: foreach (keys %currattach) {
1518: $r->print('<input type="hidden" name="keepold" value="'.$_.'" />'."\n");
1519: }
1520: }
1521: }
1522: } else {
1523: $r->print(<<END);
1.42 www 1524: Attachment (128 KB max size): <input type="file" name="attachment" />
1525: </p>
1.108 raeburn 1526: END
1527: }
1528: $r->print(<<END);
1.42 www 1529: <p>
1530: <input type="hidden" name="sendit" value="1" />
1.74 www 1531: <input type="button" value="$send" onClick='gosubmit();' />
1.42 www 1532: </p>
1.2 www 1533: </form>
1.108 raeburn 1534: END
1535: if ($ENV{'form.editdisc'} || $ENV{'form.replydisc'}) {
1536: my $now = time;
1537: my $ressymb = $symb;
1538: my $postidx = '';
1539: if ($ENV{'form.editdisc'}) {
1540: $postidx = $idx;
1541: }
1542: if (@currnewattach > 0) {
1543: $attachnum += @currnewattach;
1544: }
1545: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver));
1546: if ($attachnum > 0) {
1547: if (@currnewattach > 0) {
1548: $newattachmsg .= '<b>New attachments</b><br />';
1549: if (@currnewattach > 1) {
1550: $newattachmsg .= '<ol>';
1551: foreach my $item (@currnewattach) {
1552: $item =~ m#.*/([^/]+)$#;
1553: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1554: }
1555: $newattachmsg .= '</ol>'."\n";
1556: } else {
1557: $currnewattach[0] =~ m#.*/([^/]+)$#;
1558: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1559: }
1560: }
1561: if ($attachmsg) {
1562: $r->print("<b>Retained attachments</b>:$attachmsg<br />\n");
1563: }
1564: if ($newattachmsg) {
1565: $r->print("$newattachmsg<br />");
1566: }
1567: }
1568: }
1569: $r->print(&generate_preview_button().
1570: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1571: '</body></html>');
1.6 albertel 1572: }
1573:
1.97 raeburn 1574: sub print_display_options {
1.111 raeburn 1575: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1576: &Apache::loncommon::content_type($r,'text/html');
1577: $r->send_http_header;
1.98 raeburn 1578:
1.97 raeburn 1579: my $function = &Apache::loncommon::get_users_function();
1580: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1581: $ENV{'user.domain'});
1582: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1583: '','');
1584:
1585: my %lt = &Apache::lonlocal::texthash(
1586: 'dido' => 'Discussion display options',
1587: 'pref' => 'Display Preference',
1588: 'curr' => 'Current setting ',
1589: 'actn' => 'Action',
1590: 'deff' => 'Default for all discussions',
1591: 'prca' => 'Preferences can be set for this discussion that determine ....',
1592: 'whpo' => 'Which posts are displayed when you display this bulletin board or resource, and',
1.111 raeburn 1593: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1594: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1595: 'allposts' => 'All posts',
1596: 'unread' => 'New posts only',
1.111 raeburn 1597: 'unmark' => 'Posts not marked read',
1.97 raeburn 1598: 'ondisp' => 'Once displayed',
1.111 raeburn 1599: 'onmark' => 'Once marked not NEW ',
1600: 'toggon' => 'Shown',
1601: 'toggoff' => 'Not shown',
1.97 raeburn 1602: 'disa' => 'Posts displayed?',
1.111 raeburn 1603: 'npmr' => 'New posts cease to be identified as "NEW"?',
1604: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1605: 'chgt' => 'Change to ',
1606: 'mkdf' => 'Set to ',
1.111 raeburn 1607: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1608: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1609: );
1610:
1.111 raeburn 1611: my $dispchangeA = $lt{'unread'};
1612: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1613: my $markchange = $lt{'ondisp'};
1.111 raeburn 1614: my $toggchange = $lt{'toggon'};
1.97 raeburn 1615: my $currdisp = $lt{'allposts'};
1616: my $currmark = $lt{'onmark'};
1617: my $discdisp = 'allposts';
1618: my $discmark = 'onmark';
1.111 raeburn 1619: my $currtogg = $lt{'toggoff'};
1620: my $disctogg = 'toggoff';
1.97 raeburn 1621:
1.111 raeburn 1622: if ($dispchgA eq 'allposts') {
1623: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1624: $currdisp = $lt{'unread'};
1625: $discdisp = 'unread';
1626: }
1.111 raeburn 1627:
1.97 raeburn 1628: if ($markchg eq 'markonread') {
1629: $markchange = $lt{'onmark'};
1630: $currmark = $lt{'ondisp'};
1631: $discmark = 'ondisp';
1632: }
1.111 raeburn 1633:
1634: if ($dispchgB eq 'onlyunread') {
1635: $dispchangeB = $lt{'unread'};
1636: $currdisp = $lt{'unmark'};
1637: $discdisp = 'unmark';
1638: }
1639: if ($toggchg eq 'toggoff') {
1640: $toggchange = $lt{'toggoff'};
1641: $currtogg = $lt{'toggon'};
1642: $disctogg = 'toggon';
1643: }
1.97 raeburn 1644: $r->print(<<END);
1645: <html>
1646: <head>
1647: <title>$lt{'dido'}</title>
1648: <meta http-equiv="pragma" content="no-cache" />
1649: <script>
1.111 raeburn 1650: function discdispChk(caller) {
1651: var disctogg = '$toggchg'
1652: if (caller == 0) {
1653: if (document.modifydisp.discdisp[0].checked == true) {
1654: if (document.modifydisp.discdisp[1].checked == true) {
1655: document.modifydisp.discdisp[1].checked = false
1656: }
1657: }
1658: }
1659: if (caller == 1) {
1660: if (document.modifydisp.discdisp[1].checked == true) {
1661: if (document.modifydisp.discdisp[0].checked == true) {
1662: document.modifydisp.discdisp[0].checked = false
1663: }
1664: if (disctogg == 'toggon') {
1665: document.modifydisp.disctogg.checked = true
1666: }
1667: if (disctogg == 'toggoff') {
1668: document.modifydisp.disctogg.checked = false
1669: }
1670: }
1671: }
1672: if (caller == 2) {
1673: var dispchgB = '$dispchgB'
1674: if (disctogg == 'toggoff') {
1675: if (document.modifydisp.disctogg.checked == true) {
1676: if (dispchgB == 'onlyunmark') {
1677: document.modifydisp.discdisp[1].checked = false
1678: }
1679: }
1680: }
1681: }
1682: }
1683:
1.97 raeburn 1684: function setDisp() {
1685: var prev = "$previous"
1686: var chktotal = 0
1.111 raeburn 1687: if (document.modifydisp.discdisp[0].checked == true) {
1688: document.modifydisp.$dispchgA.value = "$symb"
1689: chktotal ++
1690: }
1691: if (document.modifydisp.discdisp[1].checked == true) {
1692: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1693: chktotal ++
1694: }
1695: if (document.modifydisp.discmark.checked == true) {
1696: document.modifydisp.$markchg.value = "$symb"
1697: chktotal ++
1698: }
1.111 raeburn 1699: if (document.modifydisp.disctogg.checked == true) {
1700: document.modifydisp.$toggchg.value = "$symb"
1701: chktotal ++
1702: }
1.97 raeburn 1703: if (chktotal > 0) {
1704: document.modifydisp.submit()
1705: } else {
1706: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1707: if (prev > 0) {
1708: location.href = "$feedurl?previous=$previous"
1709: } else {
1710: location.href = "$feedurl"
1711: }
1712: }
1713: }
1714: }
1715: </script>
1716: </head>
1717: $bodytag
1718: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 1719: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1720: <br />
1721: <table border="0" cellpadding="0" cellspacing="0">
1722: <tr>
1723: <td width="100%" bgcolor="#000000">
1724: <table width="100%" border="0" cellpadding="1" cellspacing="0">
1725: <tr>
1726: <td width="100%" bgcolor="#000000">
1727: <table border="0" cellpadding="3" cellspacing="1" bgcolor="#FFFFFF">
1728: <tr bgcolor="$tabcolor">
1729: <td><b>$lt{'pref'}</b></td>
1730: <td><b>$lt{'curr'}</b></td>
1731: <td><b>$lt{'actn'}?</b></td>
1732: </tr>
1733: <tr bgcolor="#dddddd">
1734: <td>$lt{'disa'}</td>
1735: <td>$lt{$discdisp}</td>
1.111 raeburn 1736: <td><input type="checkbox" name="discdisp" onClick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"
1737: <br />
1738: <input type="checkbox" name="discdisp" onClick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"
1739: </td>
1.97 raeburn 1740: </tr><tr bgcolor="#eeeeee">
1741: <td>$lt{'npmr'}</td>
1742: <td>$lt{$discmark}</td>
1743: <td><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</td>
1.111 raeburn 1744: </tr><tr bgcolor="#dddddd">
1745: <td>$lt{'dotm'}</td>
1746: <td>$lt{$disctogg}</td>
1747: <td><input type="checkbox" name="disctogg" onClick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</td>
1.97 raeburn 1748: </tr>
1749: </table>
1750: </td>
1751: </tr>
1752: </table>
1753: </td>
1754: </tr>
1755: </table>
1756: <br />
1757: <br />
1.137 albertel 1758: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 1759: <input type="hidden" name="previous" value="$previous" />
1.111 raeburn 1760: <input type="hidden" name="$dispchgA" value=""/>
1761: <input type="hidden" name="$dispchgB" value=""/>
1.97 raeburn 1762: <input type="hidden" name="$markchg" value=""/>
1.111 raeburn 1763: <input type="hidden" name="$toggchg" value="" />
1.97 raeburn 1764: <input type="button" name="sub" value="Store Changes" onClick="javascript:setDisp()" />
1765: <br />
1766: <br />
1767: </form>
1768: </body>
1769: </html>
1770: END
1771: return;
1772: }
1773:
1.100 raeburn 1774: sub print_sortfilter_options {
1775: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 1776:
1.135 albertel 1777: &Apache::loncommon::content_type($r,'text/html');
1778: $r->send_http_header;
1779:
1.139 albertel 1780: &Apache::lonenc::check_encrypt(\$symb);
1.100 raeburn 1781: my @sections = ();
1782: my $section_sel = '';
1783: my $numsections = 0;
1784: my $numvisible = 5;
1785: my %sectioncount = ();
1.144 raeburn 1786:
1787: $numsections = &Apache::loncommon::get_sections($ENV{'course.'.$ENV{'request.course.id'}.'.domain'},$ENV{'course.'.$ENV{'request.course.id'}.'.num'},\%sectioncount);
1788:
1789: if ($ENV{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
1790: @sections = ('all',$ENV{'request.course.sec'});
1791: $numvisible = 2;
1.100 raeburn 1792: } else {
1793: @sections = sort {$a cmp $b} keys(%sectioncount);
1794: unshift(@sections,'all'); # Put 'all' at the front of the list
1795: if ($numsections < 4) {
1796: $numvisible = $numsections + 1;
1797: }
1798: }
1799: foreach (@sections) {
1800: $section_sel .= " <option value=\"$_\" />$_\n";
1801: }
1802:
1803: my $function = &Apache::loncommon::get_users_function();
1804: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1805: $ENV{'user.domain'});
1806: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1807: '','');
1808: my %lt = &Apache::lonlocal::texthash(
1809: 'diso' => 'Discussion sorting and filtering options',
1810: 'diop' => 'Display Options',
1811: 'curr' => 'Current setting ',
1812: 'actn' => 'Action',
1.143 raeburn 1813: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 1814: 'soor' => 'Sort order',
1.143 raeburn 1815: 'spur' => 'Specific user roles',
1816: 'sprs' => 'Specific role status',
1.100 raeburn 1817: 'spse' => 'Specific sections',
1818: 'psub' => 'Pick specific users (by name)',
1.101 raeburn 1819: 'shal' => 'Show a list of current posters'
1.100 raeburn 1820: );
1.143 raeburn 1821:
1822: my %sort_types = ();
1823: my %role_types = ();
1824: my %status_types = ();
1825: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
1826:
1.100 raeburn 1827: $r->print(<<END);
1828: <html>
1829: <head>
1830: <title>$lt{'diso'}</title>
1831: <meta http-equiv="pragma" content="no-cache" />
1.144 raeburn 1832: <script type="text/javascript">
1833: function verifyFilter() {
1834: var rolenum = 0
1835: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
1836: if (document.modifyshown.rolefilter.options[i].selected == true) {
1837: rolenum ++
1838: }
1839: }
1840: if (rolenum == 0) {
1841: document.modifyshown.rolefilter.options[0].selected = true
1842: }
1843:
1844: var secnum = 0
1845: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
1846: if (document.modifyshown.sectionpick.options[i].selected == true) {
1847: secnum ++
1848: }
1849: }
1850: if (secnum == 0) {
1851: document.modifyshown.sectionpick.options[0].selected = true
1852: }
1853: document.modifyshown.submit();
1854: }
1855: </script>
1.100 raeburn 1856: </head>
1857: $bodytag
1858: <form name="modifyshown" method="post" action="/adm/feedback">
1859: <b>$lt{'diso'}</b><br/> $lt{'prca'}
1860: <br /><br />
1861: <table border="0">
1862: <tr>
1863: <td><b>$lt{'soor'}</b></td>
1864: <td> </td>
1.143 raeburn 1865: <td><b>$lt{'sprs'}</b></td>
1.100 raeburn 1866: <td> </td>
1.143 raeburn 1867: <td><b>$lt{'spur'}</b></td>
1.100 raeburn 1868: <td> </td>
1869: <td><b>$lt{'spse'}</b></td>
1870: <td> </td>
1871: <td><b>$lt{'psub'}</b></td>
1872: </tr>
1873: <tr>
1.143 raeburn 1874: <td align="center">
1.100 raeburn 1875: <select name="sortposts">
1.144 raeburn 1876: <option value="ascdate" selected="selected" />$sort_types{'ascdate'}
1.143 raeburn 1877: <option value="descdate" />$sort_types{'descdate'}
1878: <option value="thread" />$sort_types{'thread'}
1879: <option value="subject" />$sort_types{'subject'}
1880: <option value="username" />$sort_types{'username'}
1881: <option value="lastfirst" />$sort_types{'lastfirst'}
1.100 raeburn 1882: </select>
1883: </td>
1884: <td> </td>
1.143 raeburn 1885: <td align="center">
1886: <select name="statusfilter">
1.144 raeburn 1887: <option value="all" selected="selected" />$status_types{'all'}
1.143 raeburn 1888: <option value="Active" />$status_types{'Active'}
1889: <option value="Expired" />$status_types{'Expired'}
1.100 raeburn 1890: </select>
1891: </td>
1892: <td> </td>
1.143 raeburn 1893: <td align="center">
1894: <select name="rolefilter" multiple="true" size="5">
1895: <option value="all" />$role_types{'all'}
1896: <option value="st" />$role_types{'st'}
1897: <option value="cc" />$role_types{'cc'}
1898: <option value="in" />$role_types{'in'}
1899: <option value="ta" />$role_types{'ta'}
1900: <option value="ep" />$role_types{'ep'}
1901: <option value="ad" />$role_types{'ad'}
1902: <option value="cr" />$role_types{'cr'}
1.100 raeburn 1903: </select>
1904: </td>
1905: <td> </td>
1.143 raeburn 1906: <td align="center">
1.100 raeburn 1907: <select name="sectionpick" multiple="true" size="$numvisible">
1908: $section_sel
1909: </select>
1910: </td>
1911: <td> </td>
1912: <td><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</td>
1913: </tr>
1914: </table>
1915: <br />
1916: <br />
1917: <input type="hidden" name="previous" value="$previous" />
1918: <input type="hidden" name="applysort" value="$symb" />
1.144 raeburn 1919: <input type="button" name="sub" value="Store Changes" onClick="verifyFilter()" />
1.100 raeburn 1920: <br />
1921: <br />
1922: </form>
1923: </body>
1924: </html>
1925: END
1926: }
1927:
1.101 raeburn 1928: sub print_showposters {
1929: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 1930:
1.139 albertel 1931: &Apache::lonenc::check_encrypt(\$symb);
1.101 raeburn 1932: my $crs='/'.$ENV{'request.course.id'};
1.102 raeburn 1933: if ($ENV{'request.course.sec'}) {
1934: $crs.='_'.$ENV{'request.course.sec'};
1935: }
1.101 raeburn 1936: $crs=~s/\_/\//g;
1937: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.139 albertel 1938: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1.101 raeburn 1939: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1940: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1941: my %namesort = ();
1942: my %postcounts = ();
1943: my %lt=&Apache::lonlocal::texthash(
1944: 'diso' => 'Discussion filtering options',
1945: );
1946: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1947: '','');
1948: if ($contrib{'version'}) {
1949: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
1950: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
1951: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
1952: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1953: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
1954: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1955: my $lastname = $names{'lastname'};
1956: my $firstname = $names{'firstname'};
1957: if ($lastname eq '') {
1958: $lastname = '_';
1959: }
1960: if ($firstname eq '') {
1961: $firstname = '_';
1962: }
1963: unless (defined($namesort{$lastname})) {
1964: %{$namesort{$lastname}} = ();
1965: }
1966: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
1967: $postcounts{$poster} ++;
1968: if (defined($namesort{$lastname}{$firstname})) {
1969: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1970: push @{$namesort{$lastname}{$firstname}}, $poster;
1971: }
1972: } else {
1973: @{$namesort{$lastname}{$firstname}} = ("$poster");
1974: }
1975: }
1976: }
1977: }
1978: }
1979: $r->print(<<END);
1980: <html>
1981: <head>
1982: <title>$lt{'diso'}</title>
1983: <meta http-equiv="pragma" content="no-cache" />
1984: </head>
1985: $bodytag
1986: <form name="pickpostersform" method="post">
1987: <table border="0">
1988: <tr>
1989: <td bgcolor="#777777">
1990: <table border="0" cellpadding="3">
1991: <tr bgcolor="#e6ffff">
1992: <td><b>No.</b></td>
1993: <td><b>Select</b></td>
1994: <td><b>Fullname</b><font color="#999999">(Username/domain)</font></td>
1995: <td><b>Posts</td>
1996: </tr>
1997: END
1998: my $count = 0;
1999: foreach my $last (sort keys %namesort) {
2000: foreach my $first (sort keys %{$namesort{$last}}) {
2001: foreach (sort @{$namesort{$last}{$first}}) {
2002: my ($uname,$udom) = split/:/,$_;
2003: if (!$uname || !$udom) {
2004: next;
2005: } else {
2006: $count ++;
2007: $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>');
2008: }
2009: }
2010: }
2011: }
2012: $r->print(<<END);
2013: </table>
2014: </td>
2015: </tr>
2016: </table>
2017: <br />
2018: <input type="hidden" name="sortposts" value="$sortposts" />
2019: <input type="hidden" name="userpick" value="$symb" />
2020: <input type="button" name="store" value="Display posts" onClick="javascript:document.pickpostersform.submit()" />
2021: </form>
2022: </body>
2023: </html>
2024: END
2025: }
2026:
1.112 raeburn 2027: sub get_post_versions {
1.116 raeburn 2028: my ($versions,$incoming,$htmldecode,$numver) = @_;
2029: if ($incoming =~ /^<version num="0">/) {
2030: my $p = HTML::LCParser->new(\$incoming);
2031: my $done = 0;
2032: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2033: my $num = $token->[1]{num};
2034: my $text = $p->get_text("/version");
2035: if (defined($numver)) {
2036: if ($num == $numver) {
2037: if ($htmldecode) {
2038: $text = &HTML::Entities::decode($text);
2039: }
2040: $$versions{$numver}=$text;
2041: $done = 1;
2042: }
2043: } else {
2044: if ($htmldecode) {
2045: $text = &HTML::Entities::decode($text);
2046: }
2047: $$versions{$num}=$text;
1.112 raeburn 2048: }
1.116 raeburn 2049: }
2050: } else {
2051: if (!defined($numver)) {
2052: $numver = 0;
2053: }
2054: if ($htmldecode) {
2055: $$versions{$numver} = $incoming;
1.112 raeburn 2056: } else {
1.116 raeburn 2057: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2058: }
2059: }
2060: return;
2061: }
2062:
1.113 raeburn 2063: sub get_post_attachments {
2064: my ($attachments,$attachmenturls) = @_;
2065: my $num;
1.116 raeburn 2066: if ($attachmenturls =~ m/^<attachment id="0">/) {
2067: my $p = HTML::LCParser->new(\$attachmenturls);
2068: while (my $token = $p->get_tag("attachment","filename","post")) {
2069: if ($token->[0] eq "attachment") {
2070: $num = $token->[1]{id};
2071: %{$$attachments{$num}} =();
2072: } elsif ($token->[0] eq "filename") {
2073: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2074: } elsif ($token->[0] eq "post") {
2075: my $id = $token->[1]{id};
2076: $$attachments{$num}{$id} = $p->get_text("/post");
2077: }
1.113 raeburn 2078: }
1.116 raeburn 2079: } else {
2080: %{$$attachments{'0'}} = ();
2081: $$attachments{'0'}{'filename'} = $attachmenturls;
2082: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2083: }
1.116 raeburn 2084:
1.113 raeburn 2085: return;
2086: }
2087:
2088: sub fail_redirect {;
1.6 albertel 2089: my ($r,$feedurl) = @_;
1.70 www 2090: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.6 albertel 2091: $r->print (<<ENDFAILREDIR);
1.72 albertel 2092: <html>
1.5 www 2093: <head><title>Feedback not sent</title>
1.63 albertel 2094: <meta http-equiv="pragma" content="no-cache" />
2095: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.5 www 2096: </head>
2097: <body bgcolor="#FFFFFF">
1.63 albertel 2098: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.8 www 2099: <b>Sorry, no recipients ...</b>
1.121 albertel 2100: <br /><a href="$feedurl">Continue</a>
1.5 www 2101: </body>
2102: </html>
2103: ENDFAILREDIR
2104: }
1.4 www 2105:
1.6 albertel 2106: sub redirect_back {
1.143 raeburn 2107: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$numpicks) = @_;
1.100 raeburn 2108: my $sorttag = '';
1.101 raeburn 2109: my $roletag = '';
2110: my $statustag = '';
2111: my $sectag = '';
2112: my $userpicktag = '';
2113: my $qrystr = '';
1.80 raeburn 2114: my $prevtag = '';
1.133 albertel 2115:
1.135 albertel 2116: &Apache::loncommon::content_type($r,'text/html');
2117: $r->send_http_header;
2118:
1.133 albertel 2119: &dewrapper(\$feedurl);
1.70 www 2120: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2121: if ($previous > 0) {
2122: $qrystr = 'previous='.$previous;
2123: if ($feedurl =~ /\?register=1/) {
2124: $feedurl .= '&'.$qrystr;
2125: } else {
2126: $feedurl .= '?'.$qrystr;
2127: }
2128: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2129: }
1.100 raeburn 2130: if (defined($sort)) {
2131: my $sortqry = 'sortposts='.$sort;
2132: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
2133: $feedurl .= '&'.$sortqry;
2134: } else {
2135: $feedurl .= '?'.$sortqry;
2136: }
2137: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2138: if (defined($numpicks)) {
1.101 raeburn 2139: my $userpickqry = 'totposters='.$numpicks;
2140: $feedurl .= '&'.$userpickqry;
2141: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2142: } else {
1.143 raeburn 2143: if (ref($sectionpick) eq 'ARRAY') {
2144: $feedurl .= '§ionpick=';
2145: $sectag .= '<input type="hidden" name="sectionpick" value="';
2146: foreach (@{$sectionpick}) {
2147: $feedurl .= $_.',';
2148: $sectag .= $_.',';
2149: }
2150: $feedurl =~ s/,$//;
2151: $sectag =~ s/,$//;
2152: $sectag .= '" />';
2153: } else {
2154: $feedurl .= '§ionpick='.$sectionpick;
2155: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2156: }
2157: if (ref($rolefilter) eq 'ARRAY') {
2158: $feedurl .= '&rolefilter=';
2159: $roletag .= '<input type="hidden" name="rolefilter" value="';
2160: foreach (@{$rolefilter}) {
2161: $feedurl .= $_.',';
2162: $roletag .= $_.',';
2163: }
2164: $feedurl =~ s/,$//;
2165: $roletag =~ s/,$//;
2166: $roletag .= '" />';
2167: } else {
2168: $feedurl .= '&rolefilter='.$rolefilter;
2169: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2170: }
1.101 raeburn 2171: $feedurl .= '&statusfilter='.$statusfilter;
2172: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2173: }
1.100 raeburn 2174: }
1.129 albertel 2175: $feedurl=&Apache::lonenc::check_encrypt($feedurl);
1.6 albertel 2176: $r->print (<<ENDREDIR);
1.72 albertel 2177: <html>
1.3 www 2178: <head>
2179: <title>Feedback sent</title>
1.63 albertel 2180: <meta http-equiv="pragma" content="no-cache" />
1.80 raeburn 2181: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.2 www 2182: </head>
1.49 www 2183: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
1.63 albertel 2184: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.5 www 2185: $typestyle
1.32 albertel 2186: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.63 albertel 2187: <font color="red">$status</font>
1.49 www 2188: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2189: $prevtag
1.100 raeburn 2190: $sorttag
1.101 raeburn 2191: $statustag
2192: $roletag
2193: $sectag
2194: $userpicktag
1.49 www 2195: </form>
1.121 albertel 2196: <br /><a href="$feedurl">Continue</a>
1.2 www 2197: </body>
2198: </html>
2199: ENDREDIR
2200: }
1.6 albertel 2201:
2202: sub no_redirect_back {
2203: my ($r,$feedurl) = @_;
1.107 www 2204: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.120 albertel 2205: my $continue=&mt('Continue');
1.6 albertel 2206: $r->print (<<ENDNOREDIR);
1.72 albertel 2207: <html>
1.2 www 2208: <head><title>Feedback not sent</title>
1.63 albertel 2209: <meta http-equiv="pragma" content="no-cache" />
1.7 albertel 2210: ENDNOREDIR
2211:
1.8 www 2212: if ($feedurl!~/^\/adm\/feedback/) {
1.129 albertel 2213: $r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2; url='.
2214: &Apache::lonenc::check_encrypt($feedurl).'">');
1.7 albertel 2215: }
1.129 albertel 2216: $feedurl=&Apache::lonenc::check_encrypt($feedurl);
1.8 www 2217: $r->print (<<ENDNOREDIRTWO);
1.2 www 2218: </head>
1.49 www 2219: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { self.close(); }'>
1.63 albertel 2220: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.107 www 2221: <b>$nofeed</b>
1.121 albertel 2222: <br /><a href="$feedurl">$continue</a>
1.2 www 2223: </body>
2224: </html>
1.8 www 2225: ENDNOREDIRTWO
1.2 www 2226: }
1.6 albertel 2227:
2228: sub screen_header {
1.141 raeburn 2229: my ($feedurl,$symb) = @_;
1.65 www 2230: my $msgoptions='';
2231: my $discussoptions='';
1.102 raeburn 2232: unless (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
1.65 www 2233: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) {
2234: $msgoptions=
2235: '<p><input type="checkbox" name="author" /> '.
2236: &mt('Feedback to resource author').'</p>';
2237: }
2238: if (&feedback_available(1)) {
2239: $msgoptions.=
2240: '<br /><input type="checkbox" name="question" /> '.
2241: &mt('Question about resource content');
2242: }
2243: if (&feedback_available(0,1)) {
2244: $msgoptions.=
2245: '<br /><input type="checkbox" name="course" /> '.
2246: &mt('Question/Comment/Feedback about course content');
2247: }
2248: if (&feedback_available(0,0,1)) {
2249: $msgoptions.=
2250: '<br /><input type="checkbox" name="policy" /> '.
2251: &mt('Question/Comment/Feedback about course policy');
2252: }
2253: }
2254: if ($ENV{'request.course.id'}) {
1.141 raeburn 2255: if (&discussion_open(undef,$symb) &&
1.90 albertel 2256: &Apache::lonnet::allowed('pch',
1.65 www 2257: $ENV{'request.course.id'}.
2258: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.74 www 2259: $discussoptions='<input type="checkbox" name="discuss" onClick="this.form.anondiscuss.checked=false;" '.
2260: ($ENV{'form.replydisc'}?' checked="1"':'').' /> '.
1.65 www 2261: &mt('Contribution to course discussion of resource');
2262: $discussoptions.='<br /><input type="checkbox" name="anondiscuss" onClick="this.form.discuss.checked=false;" /> '.
2263: &mt('Anonymous contribution to course discussion of resource').
2264: ' <i>('.&mt('name only visible to course faculty').')</i>';
1.141 raeburn 2265: }
1.65 www 2266: }
1.74 www 2267: if ($msgoptions) { $msgoptions='<h2><img src="/adm/lonMisc/feedback.gif" />'.&mt('Sending Messages').'</h2>'.$msgoptions; }
1.65 www 2268: if ($discussoptions) {
1.74 www 2269: $discussoptions='<h2><img src="/adm/lonMisc/chat.gif" />'.&mt('Discussion Contributions').'</h2>'.$discussoptions; }
1.65 www 2270: return $msgoptions.$discussoptions;
1.6 albertel 2271: }
2272:
2273: sub resource_output {
2274: my ($feedurl) = @_;
1.46 albertel 2275: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2276: $usersaw=~s/\<body[^\>]*\>//gi;
2277: $usersaw=~s/\<\/body\>//gi;
2278: $usersaw=~s/\<html\>//gi;
2279: $usersaw=~s/\<\/html\>//gi;
2280: $usersaw=~s/\<head\>//gi;
2281: $usersaw=~s/\<\/head\>//gi;
2282: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2283: return $usersaw;
2284: }
2285:
2286: sub clear_out_html {
1.39 www 2287: my ($message,$override)=@_;
1.88 www 2288: unless (&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2289: # Always allow the <m>-tag
2290: my %html=(M=>1);
2291: # Check if more is allowed
1.37 albertel 2292: my $cid=$ENV{'request.course.id'};
1.39 www 2293: if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
2294: ($override)) {
1.37 albertel 2295: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2296: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
2297: # <SUP>
1.107 www 2298: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2299: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
2300: M=>1, SUB=>1, SUP=>1, SPAN=>1,
2301: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1);
2302: }
2303: # Do the substitution of everything that is not explicitly allowed
2304: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2305: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.107 www 2306: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2307: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2308: return $message;
2309: }
2310:
2311: sub assemble_email {
1.40 albertel 2312: my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_;
1.6 albertel 2313: my $email=<<"ENDEMAIL";
2314: $message
2315: ENDEMAIL
2316: my $citations=<<"ENDCITE";
2317: <h2>Previous attempts of student (if applicable)</h2>
2318: $prevattempts
1.63 albertel 2319: <br /><hr />
1.6 albertel 2320: <h2>Original screen output (if applicable)</h2>
2321: $usersaw
1.40 albertel 2322: <h2>Correct Answer(s) (if applicable)</h2>
2323: $useranswer
1.6 albertel 2324: ENDCITE
2325: return ($email,$citations);
2326: }
2327:
1.35 www 2328: sub secapply {
2329: my $rec=shift;
1.36 www 2330: my $defaultflag=shift;
2331: $rec=~s/\s+//g;
2332: $rec=~s/\@/\:/g;
2333: my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
2334: if ($sections) {
2335: foreach (split(/\;/,$sections)) {
2336: if (($_ eq $ENV{'request.course.sec'}) ||
2337: ($defaultflag && ($_ eq '*'))) {
2338: return $adr;
2339: }
2340: }
2341: } else {
2342: return $rec;
2343: }
2344: return '';
1.35 www 2345: }
2346:
1.6 albertel 2347: sub decide_receiver {
1.36 www 2348: my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
1.6 albertel 2349: my $typestyle='';
2350: my %to=();
1.36 www 2351: if ($ENV{'form.author'}||$author) {
1.8 www 2352: $typestyle.='Submitting as Author Feedback<br>';
1.6 albertel 2353: $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
2354: $to{$2.':'.$1}=1;
2355: }
1.36 www 2356: if ($ENV{'form.question'}||$question) {
1.8 www 2357: $typestyle.='Submitting as Question<br>';
1.24 harris41 2358: foreach (split(/\,/,
2359: $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'})
2360: ) {
1.36 www 2361: my $rec=&secapply($_,$defaultflag);
2362: if ($rec) { $to{$rec}=1; }
1.24 harris41 2363: }
1.6 albertel 2364: }
1.36 www 2365: if ($ENV{'form.course'}||$course) {
1.63 albertel 2366: $typestyle.='Submitting as Comment<br />';
1.24 harris41 2367: foreach (split(/\,/,
2368: $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'})
2369: ) {
1.36 www 2370: my $rec=&secapply($_,$defaultflag);
2371: if ($rec) { $to{$rec}=1; }
1.24 harris41 2372: }
1.6 albertel 2373: }
1.36 www 2374: if ($ENV{'form.policy'}||$policy) {
1.63 albertel 2375: $typestyle.='Submitting as Policy Feedback<br />';
1.24 harris41 2376: foreach (split(/\,/,
2377: $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'})
2378: ) {
1.36 www 2379: my $rec=&secapply($_,$defaultflag);
2380: if ($rec) { $to{$rec}=1; }
1.24 harris41 2381: }
1.6 albertel 2382: }
1.36 www 2383: if ((scalar(%to) eq '0') && (!$defaultflag)) {
2384: ($typestyle,%to)=
2385: &decide_receiver($feedurl,$author,$question,$course,$policy,1);
2386: }
1.6 albertel 2387: return ($typestyle,%to);
1.36 www 2388: }
2389:
2390: sub feedback_available {
2391: my ($question,$course,$policy)=@_;
2392: my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
2393: return scalar(%to);
1.6 albertel 2394: }
2395:
2396: sub send_msg {
1.43 www 2397: my ($feedurl,$email,$citations,$attachmenturl,%to)=@_;
1.6 albertel 2398: my $status='';
2399: my $sendsomething=0;
1.24 harris41 2400: foreach (keys %to) {
1.6 albertel 2401: if ($_) {
1.22 www 2402: my $declutter=&Apache::lonnet::declutter($feedurl);
1.8 www 2403: unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),
1.43 www 2404: 'Feedback ['.$declutter.']',$email,$citations,$feedurl,
2405: $attachmenturl)=~/ok/) {
1.63 albertel 2406: $status.='<br />'.&mt('Error sending message to').' '.$_.'<br />';
1.6 albertel 2407: } else {
2408: $sendsomething++;
2409: }
2410: }
1.24 harris41 2411: }
1.18 www 2412:
2413: my %record=&Apache::lonnet::restore('_feedback');
2414: my ($temp)=keys %record;
2415: unless ($temp=~/^error\:/) {
2416: my %newrecord=();
2417: $newrecord{'resource'}=$feedurl;
2418: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2419: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
1.63 albertel 2420: $status.='<br />'.&mt('Not registered').'<br />';
1.18 www 2421: }
2422: }
2423:
1.6 albertel 2424: return ($status,$sendsomething);
2425: }
2426:
1.13 www 2427: sub adddiscuss {
1.78 raeburn 2428: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2429: my $status='';
1.122 raeburn 2430: my $realsymb;
2431: if ($symb=~/^bulletin___/) {
2432: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2433: $filename=~s|^adm/wrapper/||;
2434: $realsymb=&Apache::lonnet::symbread($filename);
2435: }
2436: if (&discussion_open(undef,$realsymb) &&
1.90 albertel 2437: &Apache::lonnet::allowed('pch',$ENV{'request.course.id'}.
1.23 www 2438: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.20 www 2439:
1.13 www 2440: my %contrib=('message' => $email,
2441: 'sendername' => $ENV{'user.name'},
1.26 www 2442: 'senderdomain' => $ENV{'user.domain'},
2443: 'screenname' => $ENV{'environment.screenname'},
2444: 'plainname' => $ENV{'environment.firstname'}.' '.
2445: $ENV{'environment.middlename'}.' '.
2446: $ENV{'environment.lastname'}.' '.
1.42 www 2447: $ENV{'enrironment.generation'},
1.78 raeburn 2448: 'attachmenturl'=> $attachmenturl,
2449: 'subject' => $subject);
1.65 www 2450: if ($ENV{'form.replydisc'}) {
1.66 www 2451: $contrib{'replyto'}=(split(/\:\:\:/,$ENV{'form.replydisc'}))[1];
1.65 www 2452: }
1.14 www 2453: if ($anon) {
2454: $contrib{'anonymous'}='true';
2455: }
1.13 www 2456: if (($symb) && ($email)) {
1.102 raeburn 2457: if ($ENV{'form.editdisc'}) {
2458: my %newcontrib = ();
2459: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2460: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
2461: $contrib{'timestamp'} = time;
2462: $contrib{'history'} = '';
2463: my $numoldver = 0;
2464: my ($oldsymb,$oldidx)=split(/\:\:\:/,$ENV{'form.editdisc'});
1.132 albertel 2465: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2466: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2467: # get timestamp for last post and history
2468: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$ENV{'request.course.id'},
2469: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2470: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2471: if (defined($oldcontrib{$oldidx.':replyto'})) {
2472: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2473: }
2474: if (defined($oldcontrib{$oldidx.':history'})) {
2475: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
2476: my @oldversions = split/:/,$oldcontrib{$oldidx.':history'};
2477: $numoldver = @oldversions;
2478: } else {
2479: $numoldver = 1;
2480: }
2481: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2482: }
1.108 raeburn 2483: my $numnewver = $numoldver + 1;
1.102 raeburn 2484: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2485: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2486: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2487: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2488: } else {
1.112 raeburn 2489: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2490: }
1.102 raeburn 2491: }
2492: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2493: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2494: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2495: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2496: } else {
1.112 raeburn 2497: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2498: }
1.102 raeburn 2499: }
2500: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
2501: foreach (keys %contrib) {
2502: my $key = $oldidx.':'.&Apache::lonnet::escape($oldsymb).':'.$_;
2503: $newcontrib{$key} = $contrib{$_};
2504: }
2505: my $put_reply = &Apache::lonnet::putstore($ENV{'request.course.id'},
2506: \%newcontrib,
2507: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2508: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2509: $status='Editing class discussion'.($anon?' (anonymous)':'');
2510: } else {
2511: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
2512: &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},
1.13 www 2513: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1.17 www 2514: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.102 raeburn 2515: }
1.21 www 2516: my %storenewentry=($symb => time);
1.63 albertel 2517: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2518: &Apache::lonnet::put('discussiontimes',\%storenewentry,
2519: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2520: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.13 www 2521: }
1.17 www 2522: my %record=&Apache::lonnet::restore('_discussion');
2523: my ($temp)=keys %record;
2524: unless ($temp=~/^error\:/) {
2525: my %newrecord=();
2526: $newrecord{'resource'}=$symb;
2527: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2528: $status.='<br />'.&mt('Registering').': '.
1.21 www 2529: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2530: }
2531: } else {
2532: $status.='Failed.';
1.17 www 2533: }
1.63 albertel 2534: return $status.'<br />';
1.13 www 2535: }
2536:
1.33 www 2537: # ----------------------------------------------------------- Preview function
2538:
2539: sub show_preview {
2540: my $r=shift;
1.135 albertel 2541: &Apache::loncommon::content_type($r,'text/html');
2542: $r->send_http_header;
1.33 www 2543: my $message=&clear_out_html($ENV{'form.comment'});
2544: $message=~s/\n/\<br \/\>/g;
1.106 www 2545: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2546: $message=&Apache::lontexconvert::msgtexconverted($message);
1.78 raeburn 2547: my $subject=&clear_out_html($ENV{'form.subject'});
2548: $subject=~s/\n/\<br \/\>/g;
2549: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.33 www 2550: $r->print('<table border="2"><tr><td>'.
1.78 raeburn 2551: '<b>Subject:</b> '.$subject.'<br /><br />'.
1.33 www 2552: $message.'</td></tr></table>');
2553: }
2554:
2555: sub generate_preview_button {
1.107 www 2556: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 2557: return(<<ENDPREVIEW);
2558: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.78 raeburn 2559: <input type="hidden" name="subject">
1.33 www 2560: <input type="hidden" name="comment" />
1.65 www 2561: <input type="button" value="$pre"
1.119 albertel 2562: 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 2563: </form>
2564: ENDPREVIEW
2565: }
1.71 www 2566:
1.108 raeburn 2567: sub modify_attachments {
2568: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls)=@_;
1.124 raeburn 2569: my $orig_subject = &Apache::lonnet::unescape($ENV{'form.subject'});
2570: my $subject=&clear_out_html($orig_subject);
1.108 raeburn 2571: $subject=~s/\n/\<br \/\>/g;
2572: $subject=&Apache::lontexconvert::msgtexconverted($subject);
2573: my $timestamp=$ENV{'form.timestamp'};
2574: my $numoldver=$ENV{'form.numoldver'};
2575: my $bodytag=&Apache::loncommon::bodytag('Discussion Post Attachments',
2576: '','');
2577: my $msg = '';
1.113 raeburn 2578: my %attachments = ();
1.108 raeburn 2579: my %currattach = ();
2580: if ($idx) {
1.113 raeburn 2581: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 2582: }
1.139 albertel 2583: &Apache::lonenc::check_encrypt(\$symb);
1.108 raeburn 2584: $r->print(<<END);
2585: <html>
2586: <head>
2587: <title>Managing Attachments</title>
2588: <script>
2589: function setAction () {
2590: document.modattachments.action = document.modattachments.origpage.value;
2591: document.modattachments.submit();
2592: }
2593: </script>
2594: </head>
2595: $bodytag
2596: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
2597: <table border="2">
2598: <tr>
2599: <td>
1.124 raeburn 2600: <b>Subject:</b> $subject</b><br /><br />
1.108 raeburn 2601: END
2602: if ($idx) {
2603: if ($attachmenturls) {
2604: my @currold = keys %currattach;
2605: if (@currold > 0) {
2606: $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 2607: foreach my $id (@currold) {
2608: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
2609: $attachurl =~ m#/([^/]+)$#;
2610: $r->print('<input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'<br />'."\n");
1.108 raeburn 2611: }
2612: $r->print("<br />");
2613: }
2614: }
2615: }
2616: if (@{$currnewattach} > 0) {
2617: $r->print("The following attachments have been uploaded for inclusion with this posting.<br />Check the checkboxes for any you wish to remove<br />\n");
2618: foreach (@{$currnewattach}) {
2619: $_ =~ m#/([^/]+)$#;
2620: $r->print('<input type="checkbox" name="delnewattach" value="'.$_.'" /> '.$1.'<br />'."\n");
2621: }
2622: $r->print("<br />");
2623: }
2624: $r->print(<<END);
2625: Add a new attachment to this post. <input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onClick="this.form.submit()" />
2626: </td>
2627: </tr>
2628: </table>
2629: <input type="hidden" name="subject" value="$ENV{'form.subject'}" />
2630: <input type="hidden" name="comment" value="$ENV{'form.comment'}" />
2631: <input type="hidden" name="timestamp" value="$ENV{'form.timestamp'}" />
2632: <input type="hidden" name="idx" value="$ENV{'form.idx'}" />
2633: <input type="hidden" name="numoldver" value="$ENV{'form.numoldver'}" />
2634: <input type="hidden" name="origpage" value="$ENV{'form.origpage'}" />
2635: <input type="hidden" name="anondiscuss" value="$ENV{'form.anondiscuss'}" />
2636: <input type="hidden" name="discuss" value="$ENV{'form.discuss'}" />
2637: END
2638: foreach (@{$currnewattach}) {
2639: $r->print('<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n");
2640: }
2641: foreach (@{$currdelold}) {
2642: $r->print('<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n");
2643: }
2644: $r->print(<<END);
2645: <input type="button" name="rtntoedit" value="Store Changes" onClick="setAction()"/>
2646: </form>
2647: </body>
2648: </html>
2649: END
2650: return;
2651: }
2652:
2653: sub process_attachments {
2654: my ($currnewattach,$currdelold,$keepold) = @_;
2655: if (exists($ENV{'form.currnewattach'})) {
2656: if (ref($ENV{'form.currnewattach'}) eq 'ARRAY') {
2657: @{$currnewattach} = @{$ENV{'form.currnewattach'}};
2658: } else {
2659: $$currnewattach[0] = $ENV{'form.currnewattach'};
2660: }
2661: }
2662: if (exists($ENV{'form.deloldattach'})) {
2663: if (ref($ENV{'form.deloldattach'}) eq 'ARRAY') {
2664: @{$currdelold} = @{$ENV{'form.deloldattach'}};
2665: } else {
2666: $$currdelold[0] = $ENV{'form.deloldattach'};
2667: }
2668: }
2669: if (exists($ENV{'form.delnewattach'})) {
2670: my @currdelnew = ();
2671: my @currnew = ();
2672: if (ref($ENV{'form.delnewattach'}) eq 'ARRAY') {
2673: @currdelnew = @{$ENV{'form.delnewattach'}};
2674: } else {
2675: $currdelnew[0] = $ENV{'form.delnewattach'};
2676: }
2677: foreach my $newone (@{$currnewattach}) {
2678: my $delflag = 0;
2679: foreach (@currdelnew) {
2680: if ($newone eq $_) {
2681: $delflag = 1;
2682: last;
2683: }
2684: }
2685: unless ($delflag) {
2686: push @currnew, $newone;
2687: }
2688: }
2689: @{$currnewattach} = @currnew;
2690: }
2691: if (exists($ENV{'form.keepold'})) {
2692: if (ref($ENV{'form.keepold'}) eq 'ARRAY') {
2693: @{$keepold} = @{$ENV{'form.keepold'}};
2694: } else {
2695: $$keepold[0] = $ENV{'form.keepold'};
2696: }
2697: }
2698: }
2699:
2700: sub generate_attachments_button {
2701: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,$numoldver,$mode) = @_;
2702: my $origpage = $ENV{'REQUEST_URI'};
2703: my $att=$attachnum.' '.&mt("attachments");
2704: my $response = (<<END);
2705: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
2706: Click to add/remove attachments: <input type="button" value="$att"
1.124 raeburn 2707: 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 2708: END
2709: unless ($mode eq 'board') {
2710: $response .= 'javascript:anonchk();';
2711: }
2712: $response .= (<<ENDATTACH);
2713: this.form.submit();" />
2714: <input type="hidden" name="origpage" value="$origpage" />
2715: <input type="hidden" name="idx" value="$idx" />
2716: <input type="hidden" name="timestamp" value="$now" />
2717: <input type="hidden" name="subject" />
2718: <input type="hidden" name="comment" />
2719: <input type="hidden" name="anondiscuss" value = "0";
2720: <input type="hidden" name="discuss" value = "0";
2721: <input type="hidden" name="numoldver" value="$numoldver" />
2722: ENDATTACH
2723: if (defined($deloldattach)) {
2724: if (@{$deloldattach} > 0) {
2725: foreach (@{$deloldattach}) {
2726: $response .= '<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n";
2727: }
2728: }
2729: }
2730: if (defined($currnewattach)) {
2731: if (@{$currnewattach} > 0) {
2732: foreach (@{$currnewattach}) {
2733: $response .= '<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n";
2734: }
2735: }
2736: }
2737: $response .= '</form>';
2738: return $response;
2739: }
2740:
2741: sub extract_attachments {
2742: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 2743: %{$attachments}=();
2744: &get_post_attachments($attachments,$attachmenturls);
2745: foreach my $id (sort keys %{$attachments}) {
2746: if (exists($$attachments{$id}{$numoldver})) {
2747: if (defined($currdelold)) {
2748: if (@{$currdelold} > 0) {
2749: unless (grep/^$id$/,@{$currdelold}) {
2750: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2751: }
1.113 raeburn 2752: } else {
2753: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2754: }
1.116 raeburn 2755: } else {
2756: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2757: }
2758: }
1.116 raeburn 2759: }
2760: my @attached = (sort { $a <=> $b } keys %{$currattach});
2761: if (@attached == 1) {
2762: my $id = $attached[0];
2763: my $attachurl;
2764: if ($attachmenturls =~ m/^<attachment id="0">/) {
2765: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
2766: } else {
2767: $attachurl = $$attachments{$id}{'filename'};
2768: }
2769: $attachurl=~m|/([^/]+)$|;
2770: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
2771: $1.'</tt></a><br />';
2772: &Apache::lonnet::allowuploaded('/adm/feedback',
2773: $attachurl);
2774: } elsif (@attached > 1) {
2775: $$message.='<ol>';
2776: foreach (@attached) {
2777: my $id = $_;
1.113 raeburn 2778: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 2779: my ($fname)
2780: =($attachurl=~m|/([^/]+)$|);
2781: $$message .= '<li><a href="'.$attachurl.
2782: '"><tt>'.
2783: $fname.'</tt></a></li>';
1.108 raeburn 2784: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 2785: $attachurl);
1.108 raeburn 2786: }
1.116 raeburn 2787: $$message .= '</ol>';
1.108 raeburn 2788: }
2789: }
2790:
2791: sub construct_attachmenturl {
2792: my ($currnewattach,$keepold,$symb,$idx)=@_;
2793: my $oldattachmenturl;
2794: my $newattachmenturl;
1.113 raeburn 2795: my $startnum = 0;
1.108 raeburn 2796: my $currver = 0;
2797: if (($ENV{'form.editdisc'}) && ($idx)) {
2798: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2799: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2800: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2801: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
2802: if ($contrib{$idx.':history'}) {
2803: if ($contrib{$idx.':history'} =~ /:/) {
2804: my @oldversions = split/:/,$contrib{$idx.':history'};
2805: $currver = 1 + scalar(@oldversions);
2806: } else {
2807: $currver = 2;
2808: }
2809: } else {
2810: $currver = 1;
2811: }
2812: if ($oldattachmenturl) {
1.113 raeburn 2813: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
2814: my %attachments = ();
2815: my $prevver = $currver-1;
2816: &get_post_attachments(\%attachments,$oldattachmenturl);
1.116 raeburn 2817: my $numattach = scalar(keys %attachments);
1.113 raeburn 2818: $startnum += $numattach;
2819: foreach my $num (sort {$a <=> $b} keys %attachments) {
2820: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.116 raeburn 2821: foreach $_ (sort {$a <=> $b} keys %{$attachments{$num}}) {
2822: unless ($_ eq 'filename') {
2823: $newattachmenturl .= '<post id="'.$_.'">'.$attachments{$num}{$_}.'</post>';
2824: }
1.113 raeburn 2825: }
2826: if (grep/^$num$/,@{$keepold}) {
2827: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 2828: }
1.113 raeburn 2829: $newattachmenturl .= '</attachment>';
1.108 raeburn 2830: }
2831: } else {
1.116 raeburn 2832: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 2833: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 2834: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 2835: }
1.113 raeburn 2836: $newattachmenturl .= '</attachment>';
1.108 raeburn 2837: $startnum ++;
2838: }
2839: }
2840: }
2841: for (my $i=0; $i<@{$currnewattach}; $i++) {
2842: my $attachnum = $startnum + $i;
1.113 raeburn 2843: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 2844: }
2845: return $newattachmenturl;
2846: }
1.128 raeburn 2847:
2848: sub has_discussion {
2849: my $resourcesref = shift;
2850: my $navmap = Apache::lonnavmaps::navmap->new();
2851: my @allres=$navmap->retrieveResources();
2852: foreach my $resource (@allres) {
2853: if ($resource->hasDiscussion()) {
2854: my $ressymb;
2855: if ($resource->symb() =~ m-(___adm/\w+/\w+)/(\d+)/bulletinboard$-) {
2856: $ressymb = 'bulletin___'.$2.$1.'/'.$2.'/bulletinboard';
2857: } else {
2858: $ressymb = $resource->symb();
2859: }
2860: push @{$resourcesref}, $ressymb;
2861: }
2862: }
2863: return;
1.143 raeburn 2864: }
2865:
2866: sub sort_filter_names {
2867: my ($sort_types,$role_types,$status_types) = @_;
2868: %{$sort_types} = (
2869: ascdate => 'Date order - oldest first',
2870: descdate => 'Date order - newest first',
2871: thread => 'Threaded',
2872: subject => 'By subject',
2873: username => 'By domain and username',
2874: lastfirst => 'By last name, first name'
2875: );
2876: %{$role_types} = (
2877: all => 'All roles',
2878: st => 'Students',
2879: cc => 'Course Coordinators',
2880: in => 'Instructors',
2881: ta => 'TAs',
2882: ep => 'Exam proctors',
2883: ad => 'Administrators',
2884: cr => 'Custom roles'
2885: );
2886: %{$status_types} = (
2887: all => 'Roles of any status',
2888: Active => 'Only active roles',
2889: Expired => 'Only inactive roles'
2890: );
2891: }
1.108 raeburn 2892:
1.6 albertel 2893: sub handler {
2894: my $r = shift;
1.8 www 2895: if ($r->header_only) {
1.71 www 2896: &Apache::loncommon::content_type($r,'text/html');
1.8 www 2897: $r->send_http_header;
2898: return OK;
2899: }
1.15 www 2900:
2901: # --------------------------- Get query string for limited number of parameters
2902:
1.97 raeburn 2903: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.137 albertel 2904: ['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 2905:
1.111 raeburn 2906: if ($ENV{'form.discsymb'}) {
1.133 albertel 2907: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($ENV{'form.discsymb'});
1.111 raeburn 2908: my $readkey = $symb.'_read';
2909: my $chgcount = 0;
1.133 albertel 2910: my %readinghash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$readkey],$ENV{'user.domain'},$ENV{'user.name'});
1.111 raeburn 2911: foreach my $key (keys %ENV) {
2912: if ($key =~ m/^form\.postunread_(\d+)/) {
2913: if ($readinghash{$readkey} =~ /\.$1\./) {
2914: $readinghash{$readkey} =~ s/\.$1\.//;
2915: $chgcount ++;
2916: }
2917: } elsif ($key =~ m/^form\.postread_(\d+)/) {
2918: unless ($readinghash{$readkey} =~ /\.$1\./) {
2919: $readinghash{$readkey} .= '.'.$1.'.';
2920: $chgcount ++;
2921: }
2922: }
2923: }
2924: if ($chgcount > 0) {
1.133 albertel 2925: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
2926: \%readinghash,$ENV{'user.domain'},$ENV{'user.name'});
1.111 raeburn 2927: }
1.133 albertel 2928: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
2929: '0','0','',$ENV{'form.previous'},'','','',);
1.111 raeburn 2930: return OK;
2931: }
1.109 raeburn 2932: if ($ENV{'form.allversions'}) {
2933: &Apache::loncommon::content_type($r,'text/html');
2934: $r->send_http_header;
1.133 albertel 2935: my $bodytag=&Apache::loncommon::bodytag('Discussion Post Versions');
1.143 raeburn 2936: $r->print(<<END);
1.109 raeburn 2937: <html>
2938: <head>
2939: <title>Post Versions</title>
2940: <meta http-equiv="pragma" content="no-cache" />
2941: </head>
2942: $bodytag
2943: END
2944: my $crs='/'.$ENV{'request.course.id'};
2945: if ($ENV{'request.course.sec'}) {
2946: $crs.='_'.$ENV{'request.course.sec'};
2947: }
1.133 albertel 2948: $crs=~s|_|/|g;
1.109 raeburn 2949: my $seeid=&Apache::lonnet::allowed('rin',$crs);
2950: my ($symb,$idx)=split(/\:\:\:/,$ENV{'form.allversions'});
1.133 albertel 2951: ($symb)=&get_feedurl_and_clean_symb($symb);
1.109 raeburn 2952: if ($idx > 0) {
1.116 raeburn 2953: my %messages = ();
2954: my %subjects = ();
2955: my %attachmsgs = ();
2956: my %allattachments = ();
2957: my %imsfiles = ();
2958: my ($screenname,$plainname);
1.133 albertel 2959: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2960: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2961: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2962: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 2963: }
2964: return OK;
2965: }
1.101 raeburn 2966: if ($ENV{'form.posterlist'}) {
1.133 albertel 2967: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.applysort'});
2968: &print_showposters($r,$symb,$ENV{'form.previous'},$feedurl,
2969: $ENV{'form.sortposts'});
1.101 raeburn 2970: return OK;
2971: }
2972: if ($ENV{'form.userpick'}) {
1.133 albertel 2973: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
2974: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.userpick'});
1.101 raeburn 2975: my $numpicks = @posters;
1.133 albertel 2976: my %discinfo;
2977: $discinfo{$symb.'_userpick'} = join('&',@posters);
2978: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
2979: \%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
2980: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0',
2981: '',$ENV{'form.previous'},$ENV{'form.sortposts'},'','','',
2982: $numpicks);
1.101 raeburn 2983: return OK;
2984: }
1.100 raeburn 2985: if ($ENV{'form.applysort'}) {
1.133 albertel 2986: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.applysort'});
2987: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0',
2988: '',$ENV{'form.previous'},$ENV{'form.sortposts'},
2989: $ENV{'form.rolefilter'},$ENV{'form.statusfilter'},
1.143 raeburn 2990: $ENV{'form.sectionpick'});
1.100 raeburn 2991: return OK;
1.137 albertel 2992: } elsif ($ENV{'form.cmd'} eq 'sortfilter') {
2993: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.symb'});
1.133 albertel 2994: &print_sortfilter_options($r,$symb,$ENV{'form.previous'},$feedurl);
1.100 raeburn 2995: return OK;
1.128 raeburn 2996: } elsif ($ENV{'form.navtime'}) {
1.99 raeburn 2997: my %discinfo = ();
2998: my @resources = ();
1.128 raeburn 2999: if (defined($ENV{'form.navmaps'})) {
3000: if ($ENV{'form.navmaps'} =~ /:/) {
3001: @resources = split/:/,$ENV{'form.navmaps'};
3002: } else {
3003: @resources = ("$ENV{'form.navmaps'}");
3004: }
1.99 raeburn 3005: } else {
1.128 raeburn 3006: &has_discussion(\@resources);
1.99 raeburn 3007: }
3008: my $numitems = @resources;
3009: my $feedurl = '/adm/navmaps';
1.133 albertel 3010: if ($ENV{'form.navurl'}) { $feedurl .= '?'.$ENV{'form.navurl'}; }
1.99 raeburn 3011: my %lt = &Apache::lonlocal::texthash(
3012: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3013: 'robb' => 'resources/bulletin boards.',
3014: 'twnp' => 'There are currently no resources or bulletin boards with unread discussion postings.'
1.99 raeburn 3015: );
3016: foreach (@resources) {
3017: # backward compatibility (bulletin boards used to be 'wrapped')
3018: my $ressymb=$_;
1.132 albertel 3019: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3020: if ($ressymb =~ m/bulletin___\d+___/) {
3021: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3022: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper/|;
3023: }
3024: }
3025: my $lastkey = $ressymb.'_lastread';
1.127 albertel 3026: $discinfo{$lastkey} = $ENV{'form.navtime'};
1.99 raeburn 3027: }
1.128 raeburn 3028: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3029: if ($numitems > 0) {
1.133 albertel 3030: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
3031: \%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.128 raeburn 3032: } else {
3033: $textline = "<b>$lt{'twnp'}</b>";
3034: }
1.99 raeburn 3035: &Apache::loncommon::content_type($r,'text/html');
3036: $r->send_http_header;
3037: $r->print (<<ENDREDIR);
3038: <html>
3039: <head>
3040: <title>New posts marked as read</title>
3041: <meta http-equiv="pragma" content="no-cache" />
3042: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
3043: </head>
3044: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
3045: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.128 raeburn 3046: $textline
1.99 raeburn 3047: <form name="reldt" action="$feedurl" target="loncapaclient">
3048: </form>
1.121 albertel 3049: <br /><a href="$feedurl">Continue</a>
1.99 raeburn 3050: </body>
3051: </html>
3052: ENDREDIR
3053: return OK;
3054: } elsif ($ENV{'form.modifydisp'}) {
1.133 albertel 3055: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.modifydisp'});
3056: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
3057: split(/_/,$ENV{'form.changes'});
3058: &print_display_options($r,$symb,$ENV{'form.previous'},$dispchgA,
3059: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3060: return OK;
1.133 albertel 3061: } elsif ($ENV{'form.markondisp'} || $ENV{'form.markonread'} ||
3062: $ENV{'form.allposts'} || $ENV{'form.onlyunread'} ||
3063: $ENV{'form.onlyunmark'} || $ENV{'form.toggoff'} ||
1.137 albertel 3064: $ENV{'form.toggon'} || $ENV{'form.markread'}) {
3065: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.symb'});
3066: my %discinfo;
1.133 albertel 3067: # ------------------------ Modify setting for read/unread toggle for each post
1.138 albertel 3068: if ($ENV{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3069: if ($ENV{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3070: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.137 albertel 3071: if ($ENV{'form.markondisp'}) {
3072: $discinfo{$symb.'_lastread'} = time;
3073: $discinfo{$symb.'_markondisp'} = 1;
3074: }
3075: if ($ENV{'form.markonread'}) {
3076: if ( $ENV{'form.previous'} > 0 ) {
3077: $discinfo{$symb.'_lastread'} = $ENV{'form.previous'};
3078: }
3079: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3080: }
1.133 albertel 3081: # --------------------------------- Modify display setting for this discussion
1.137 albertel 3082: if ($ENV{'form.allposts'}) {
3083: $discinfo{$symb.'_showonlyunread'} = 0;
3084: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3085: }
1.137 albertel 3086: if ($ENV{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3087: if ($ENV{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
3088: # ----------------------------------------------------- Mark new posts not NEW
3089: if ($ENV{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3090: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
3091: \%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.133 albertel 3092: my $previous=$ENV{'form.previous'};
3093: if ($ENV{'form.markondisp'}) { $previous=undef; }
3094: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
3095: '0','0','',$previous);
1.84 raeburn 3096: return OK;
1.78 raeburn 3097: } elsif (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) {
1.15 www 3098: # ----------------------------------------------------------------- Hide/unhide
1.133 albertel 3099: my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'};
3100: my ($symb,$idx)=split(/\:\:\:/,$entry);
3101: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3102:
1.133 albertel 3103: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3104: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3105: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.15 www 3106:
1.133 albertel 3107: my $currenthidden=$contrib{'hidden'};
3108: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3109:
1.133 albertel 3110: my $crs='/'.$ENV{'request.course.id'};
3111: if ($ENV{'request.course.sec'}) {
3112: $crs.='_'.$ENV{'request.course.sec'};
3113: }
3114: $crs=~s/\_/\//g;
3115: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.102 raeburn 3116:
1.133 albertel 3117: if ($ENV{'form.hide'}) {
3118: $currenthidden.='.'.$idx.'.';
3119: unless ($seeid) {
3120: $currentstudenthidden.='.'.$idx.'.';
3121: }
3122: } else {
3123: $currenthidden=~s/\.$idx\.//g;
3124: }
3125: my %newhash=('hidden' => $currenthidden);
3126: if ( ($ENV{'form.hide'}) && (!$seeid) ) {
3127: $newhash{'studenthidden'} = $currentstudenthidden;
3128: }
1.38 www 3129:
1.133 albertel 3130: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
3131: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3132: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.38 www 3133:
1.133 albertel 3134: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
3135: '0','0','',$ENV{'form.previous'});
1.135 albertel 3136: return OK;
1.137 albertel 3137: } elsif ($ENV{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3138: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.symb'});
3139: if ($ENV{'form.cmd'} eq 'threadedon') {
1.69 www 3140: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
3141: &Apache::lonnet::appenv('environment.threadeddiscussion' => 'on');
3142: } else {
3143: &Apache::lonnet::del('environment',['threadeddiscussion']);
3144: &Apache::lonnet::delenv('environment\.threadeddiscussion');
1.72 albertel 3145: }
1.133 albertel 3146: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
3147: '0','0','',$ENV{'form.previous'});
1.135 albertel 3148: return OK;
1.38 www 3149: } elsif ($ENV{'form.deldisc'}) {
3150: # --------------------------------------------------------------- Hide for good
1.133 albertel 3151: my ($symb,$idx)=split(/\:\:\:/,$ENV{'form.deldisc'});
3152: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
3153: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3154: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3155: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.135 albertel 3156: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
3157: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
3158: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3159: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3160: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
3161: '0','0','',$ENV{'form.previous'});
3162: return OK;
1.33 www 3163: } elsif ($ENV{'form.preview'}) {
3164: # -------------------------------------------------------- User wants a preview
3165: &show_preview($r);
1.135 albertel 3166: return OK;
1.108 raeburn 3167: } elsif ($ENV{'form.attach'}) {
3168: # -------------------------------------------------------- Work on attachments
3169: &Apache::loncommon::content_type($r,'text/html');
3170: $r->send_http_header;
3171: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','anondiscuss','discuss']);
1.133 albertel 3172: my (@currnewattach,@currdelold,@keepold);
1.108 raeburn 3173: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
3174: if (exists($ENV{'form.addnewattach.filename'})) {
3175: unless (length($ENV{'form.addnewattach'})>131072) {
3176: my $subdir = 'feedback/'.$ENV{'form.timestamp'};
3177: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.139 albertel 3178: push @currnewattach, $newattachment;
1.108 raeburn 3179: }
3180: }
1.133 albertel 3181: my $attachmenturls;
3182: my ($symb) = &get_feedurl_and_clean_symb($ENV{'form.attach'});
1.108 raeburn 3183: my $idx = $ENV{'form.idx'};
3184: if ($idx) {
3185: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3186: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3187: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3188: $attachmenturls = $contrib{$idx.':attachmenturl'};
3189: }
1.133 albertel 3190: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
3191: $attachmenturls);
1.135 albertel 3192: return OK;
1.116 raeburn 3193: } elsif ($ENV{'form.export'}) {
3194: &Apache::loncommon::content_type($r,'text/html');
3195: $r->send_http_header;
1.133 albertel 3196: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($ENV{'form.export'});
3197: my $mode='board';
1.116 raeburn 3198: my $status='OPEN';
3199: my $previous=$ENV{'form.previous'};
3200: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library)$/) {
3201: $mode='problem';
3202: $status=$Apache::inputtags::status[-1];
3203: }
3204: my $discussion = &list_discussion($mode,$status,$symb);
3205: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion');
3206: $r->print($bodytag.$discussion);
3207: return OK;
1.15 www 3208: } else {
3209: # ------------------------------------------------------------- Normal feedback
1.133 albertel 3210: my $feedurl=$ENV{'form.postdata'};
3211: $feedurl=~s/^http\:\/\///;
3212: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3213: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3214: $feedurl=~s/\?.+$//;
1.8 www 3215:
1.133 albertel 3216: my $symb;
3217: if ($ENV{'form.replydisc'}) {
3218: $symb=(split(/\:\:\:/,$ENV{'form.replydisc'}))[0];
3219: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3220: $feedurl=&Apache::lonnet::clutter($url);
3221: } elsif ($ENV{'form.editdisc'}) {
3222: $symb=(split(/\:\:\:/,$ENV{'form.editdisc'}))[0];
1.52 www 3223: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
1.133 albertel 3224: $feedurl=&Apache::lonnet::clutter($url);
3225: } elsif ($ENV{'form.origpage'}) {
3226: $symb="";
3227: } else {
3228: $symb=&Apache::lonnet::symbread($feedurl);
3229: }
3230: unless ($symb) {
3231: $symb=$ENV{'form.symb'};
3232: if ($symb) {
3233: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3234: $feedurl=&Apache::lonnet::clutter($url);
3235: }
3236: }
3237: &Apache::lonenc::check_decrypt(\$symb);
3238: my $goahead=1;
3239: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {
3240: unless ($symb) { $goahead=0; }
3241: }
3242: # backward compatibility (bulletin boards used to be 'wrapped')
3243: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3244: $feedurl=~s|^/adm/wrapper||;
3245: }
3246: if (!$goahead) {
3247: # Ambiguous Problem Resource
3248: $r->internal_redirect('/adm/ambiguous');
3249: return OK;
1.31 www 3250: }
1.8 www 3251: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3252: unless (
3253: (
3254: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3255: )
3256: ||
3257: ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))
3258: ||
3259: ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
3260: ) {
1.135 albertel 3261: &Apache::loncommon::content_type($r,'text/html');
3262: $r->send_http_header;
1.133 albertel 3263: # Unable to give feedback
3264: &no_redirect_back($r,$feedurl);
3265: }
1.6 albertel 3266: # --------------------------------------------------- Print login screen header
1.133 albertel 3267: unless ($ENV{'form.sendit'}) {
1.135 albertel 3268: &Apache::loncommon::content_type($r,'text/html');
3269: $r->send_http_header;
1.141 raeburn 3270: my $options=&screen_header($feedurl,$symb);
1.133 albertel 3271: if ($options) {
3272: &mail_screen($r,$feedurl,$options);
3273: } else {
3274: &fail_redirect($r,$feedurl);
3275: }
3276: return OK;
1.6 albertel 3277: }
3278:
3279: # Get previous user input
1.9 albertel 3280: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.133 albertel 3281: $symb,$ENV{'user.name'},$ENV{'user.domain'},
3282: $ENV{'request.course.id'});
1.6 albertel 3283:
3284: # Get output from resource
3285: my $usersaw=&resource_output($feedurl);
3286:
1.50 albertel 3287: # Get resource answer (need to allow student to view grades for this to work)
3288: &Apache::lonnet::appenv(('allowed.vgr'=>'F'));
1.40 albertel 3289: my $useranswer=&Apache::loncommon::get_student_answers(
1.133 albertel 3290: $symb,$ENV{'user.name'},$ENV{'user.domain'},
3291: $ENV{'request.course.id'});
1.50 albertel 3292: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3293: # Get attachments, if any, and not too large
3294: my $attachmenturl='';
1.133 albertel 3295: if (($ENV{'form.origpage'}) || ($ENV{'form.editdisc'}) ||
3296: ($ENV{'form.replydisc'})) {
3297: my ($symb,$idx);
3298: if ($ENV{'form.replydisc'}) {
3299: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
3300: } elsif ($ENV{'form.editdisc'}) {
3301: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'});
3302: } elsif ($ENV{'form.origpage'}) {
3303: $symb = $ENV{'form.symb'};
3304: }
1.132 albertel 3305: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3306: my @currnewattach = ();
3307: my @deloldattach = ();
3308: my @keepold = ();
3309: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3310: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3311: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.108 raeburn 3312: } elsif ($ENV{'form.attachment.filename'}) {
1.42 www 3313: unless (length($ENV{'form.attachment'})>131072) {
1.82 albertel 3314: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback');
1.42 www 3315: }
3316: }
1.6 albertel 3317: # Filter HTML out of message (could be nasty)
1.39 www 3318: my $message=&clear_out_html($ENV{'form.comment'});
1.6 albertel 3319:
3320: # Assemble email
1.8 www 3321: my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
1.133 albertel 3322: $usersaw,$useranswer);
1.40 albertel 3323:
1.6 albertel 3324: # Who gets this?
3325: my ($typestyle,%to) = &decide_receiver($feedurl);
3326:
3327: # Actually send mail
1.43 www 3328: my ($status,$numsent)=&send_msg($feedurl,$email,$citations,
1.133 albertel 3329: $attachmenturl,%to);
1.13 www 3330:
3331: # Discussion? Store that.
3332:
1.32 albertel 3333: my $numpost=0;
1.133 albertel 3334: if ($ENV{'form.discuss'} || $ENV{'form.anondiscuss'}) {
3335: my $subject = &clear_out_html($ENV{'form.subject'});
3336: my $anonmode=(defined($ENV{'form.anondiscuss'}));
3337: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
3338: $subject);
1.32 albertel 3339: $numpost++;
1.14 www 3340: }
1.133 albertel 3341:
1.6 albertel 3342: # Receipt screen and redirect back to where came from
1.80 raeburn 3343: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status,$ENV{'form.previous'});
1.133 albertel 3344: }
3345: return OK;
3346: }
1.6 albertel 3347:
1.133 albertel 3348: sub wrap_symb {
3349: my ($ressymb)=@_;
3350: if ($ressymb =~ /bulletin___\d+___/) {
3351: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3352: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3353: }
1.6 albertel 3354: }
1.133 albertel 3355: return $ressymb;
3356: }
3357: sub dewrapper {
3358: my ($feedurl)=@_;
3359: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3360: $$feedurl=~s|^/adm/wrapper||;
3361: }
3362: }
3363:
3364: sub get_feedurl {
3365: my ($symb)=@_;
3366: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3367: my $feedurl = &Apache::lonnet::clutter($url);
3368: &dewrapper(\$feedurl);
3369: return $feedurl;
1.15 www 3370: }
1.1 www 3371:
1.133 albertel 3372: sub get_feedurl_and_clean_symb {
3373: my ($symb)=@_;
3374: &Apache::lonenc::check_decrypt(\$symb);
3375: # backward compatibility (bulletin boards used to be 'wrapped')
3376: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3377: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3378: }
3379: my $feedurl = &get_feedurl($symb);
3380: return ($symb,$feedurl);
3381: }
1.1 www 3382: 1;
3383: __END__
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