Annotation of loncom/interface/lonfeedback.pm, revision 1.141
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.141 ! raeburn 4: # $Id: lonfeedback.pm,v 1.140 2004/11/19 18:58:49 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'};
87: }
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'};
125: my $sectionpick = $ENV{'form.sectionpick'};
126: my $totposters = $ENV{'form.totposters'};
1.81 raeburn 127: $previous = $ENV{'form.previous'};
1.80 raeburn 128: if ($previous > 0) {
129: $prevread = $previous;
130: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 131: unless ($dischash{$lastkey} eq '') {
132: $prevread = $dischash{$lastkey};
133: }
1.80 raeburn 134: }
1.79 raeburn 135:
1.108 raeburn 136: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 137: my %roleshash = ();
138: my %roleinfo = ();
1.133 albertel 139: if ($ENV{'form.rolefilter'}) {
1.101 raeburn 140: %roleshash = &Apache::lonnet::dump('nohist_userroles',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
141: foreach (keys %roleshash) {
142: my ($role,$uname,$udom,$sec) = split/:/,$_;
143: my ($end,$start) = split/:/,$roleshash{$_};
144: my $now = time;
145: my $status = 'Active';
146: if (($now < $start) || ($end > 0 && $now > $end)) {
147: $status = 'Expired';
148: }
149: push @{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status;
150: }
151: my ($classlist) = &Apache::loncoursedata::get_classlist(
152: $ENV{'request.course.id'},
153: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
154: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
155: my $sec_index = &Apache::loncoursedata::CL_SECTION();
156: my $status_index = &Apache::loncoursedata::CL_STATUS();
157: while (my ($student,$data) = each %$classlist) {
158: my ($section,$status) = ($data->[$sec_index],
159: $data->[$status_index]);
160: push @{$roleinfo{$student}}, 'st:'.$section.':'.$status;
161: }
162: }
163:
1.84 raeburn 164: # Get discussion display default settings for user
1.126 albertel 165: if ($ENV{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 166: $showonlyunread = 1;
167: }
1.126 albertel 168: if ($ENV{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 169: $markondisp = 1;
170: }
171:
172: # Override user's default if user specified display setting for this discussion
173: if (defined($dischash{$ondispkey})) {
1.123 raeburn 174: unless ($dischash{$ondispkey} eq '') {
175: $markondisp = $dischash{$ondispkey};
176: }
1.84 raeburn 177: }
178: if ($markondisp) {
179: $discinfo{$lastkey} = time;
180: }
1.83 raeburn 181:
1.80 raeburn 182: if (defined($dischash{$showkey})) {
1.123 raeburn 183: unless ($dischash{$showkey} eq '') {
184: $showonlyunread = $dischash{$showkey};
185: }
1.80 raeburn 186: }
187:
1.111 raeburn 188: if (defined($dischash{$markkey})) {
1.123 raeburn 189: unless ($dischash{$markkey} eq '') {
190: $showunmark = $dischash{$markkey};
191: }
1.111 raeburn 192: }
193:
1.80 raeburn 194: if (defined($dischash{$visitkey})) {
1.123 raeburn 195: unless ($dischash{$visitkey} eq '') {
196: $visit = $dischash{$visitkey};
197: }
1.78 raeburn 198: }
1.80 raeburn 199: $visit ++;
1.78 raeburn 200:
1.54 www 201: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.68 www 202: my @discussionitems=();
1.101 raeburn 203: my %shown = ();
204: my @posteridentity=();
1.116 raeburn 205:
206: my $current=0;
1.67 www 207: my $visible=0;
1.68 www 208: my @depth=();
1.116 raeburn 209: my @replies = ();
1.68 www 210: my %alldiscussion=();
1.116 raeburn 211: my %imsitems=();
212: my %imsfiles=();
1.80 raeburn 213: my %notshown = ();
1.84 raeburn 214: my %newitem = ();
1.68 www 215: my $maxdepth=0;
216:
1.69 www 217: my $target='';
218: unless ($ENV{'browser.interface'} eq 'textual' ||
219: $ENV{'environment.remote'} eq 'off' ) {
220: $target='target="LONcom"';
221: }
1.111 raeburn 222:
1.79 raeburn 223: my $now = time;
1.80 raeburn 224: $discinfo{$visitkey} = $visit;
225:
226: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',\%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.133 albertel 227: &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,$totposters,$ENV{'form.rolefilter'},$sectionpick,$statusfilter,$toggkey,$outputtarget);
1.80 raeburn 228:
1.67 www 229: my $discussion='';
1.116 raeburn 230: my $manifestfile;
231: my $manifestok=0;
232: my $tempexport;
233: my $imsresources;
234: my $copyresult;
1.84 raeburn 235:
236: my $function = &Apache::loncommon::get_users_function();
237: my $color = &Apache::loncommon::designparm($function.'.tabbg',
238: $ENV{'user.domain'});
239: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 240: 'cuse' => 'Current discussion settings',
1.84 raeburn 241: 'allposts' => 'All posts',
242: 'unread' => 'New posts only',
1.111 raeburn 243: 'unmark' => 'Unread only',
1.84 raeburn 244: 'ondisp' => 'Once displayed',
1.111 raeburn 245: 'onmark' => 'Once marked not NEW',
246: 'toggoff' => 'Off',
247: 'toggon' => 'On',
1.84 raeburn 248: 'disa' => 'Posts to be displayed',
249: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 250: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 251: 'chgt' => 'Change',
252: 'disp' => 'Display',
253: 'nolo' => 'Not new',
1.111 raeburn 254: 'togg' => 'Toggle read/unread',
1.84 raeburn 255: );
256:
257: my $currdisp = $lt{'allposts'};
258: my $currmark = $lt{'onmark'};
1.111 raeburn 259: my $currtogg = $lt{'toggoff'};
1.84 raeburn 260: my $dispchange = $lt{'unread'};
261: my $markchange = $lt{'ondisp'};
1.111 raeburn 262: my $toggchange = $lt{'toggon'};
1.97 raeburn 263: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 264: my $displinkA = 'onlyunread';
265: my $displinkB = 'onlyunmark';
1.97 raeburn 266: my $marklink = 'markondisp';
1.111 raeburn 267: my $togglink = 'toggon';
1.84 raeburn 268:
269: if ($markondisp) {
270: $currmark = $lt{'ondisp'};
271: $markchange = $lt{'onmark'};
1.97 raeburn 272: $marklink = 'markonread';
1.84 raeburn 273: }
274:
275: if ($showonlyunread) {
276: $currdisp = $lt{'unread'};
277: $dispchange = $lt{'allposts'};
1.111 raeburn 278: $displinkA = 'allposts';
1.84 raeburn 279: }
1.111 raeburn 280:
281: if ($showunmark) {
282: $currdisp = $lt{'unmark'};
283: $dispchange = $lt{'unmark'};
284: $displinkA='allposts';
285: $displinkB='onlyunread';
286: $showonlyunread = 0;
287: }
288:
289: if ($dischash{$toggkey}) {
290: $currtogg = $lt{'toggon'};
291: $toggchange = $lt{'toggoff'};
292: $togglink = 'toggoff';
293: }
1.97 raeburn 294:
1.111 raeburn 295: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 296:
297: if ($newpostsflag) {
1.97 raeburn 298: $chglink .= '&previous='.$prevread;
1.84 raeburn 299: }
300:
1.67 www 301: if ($visible) {
1.80 raeburn 302: # Print the discusssion
1.116 raeburn 303: if ($outputtarget eq 'tex') {
304: $discussion.='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
305: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
306: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
307: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
308: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}</tex>';
309: } elsif ($outputtarget eq 'export') {
310: # Create temporary directory if this is an export
311: my $now = time;
312: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
313: if (!-e $tempexport) {
314: mkdir($tempexport,0700);
315: }
316: $tempexport .= '/'.$now;
317: if (!-e $tempexport) {
318: mkdir($tempexport,0700);
319: }
320: $tempexport .= '/'.$ENV{'user.domain'}.'_'.$ENV{'user.name'};
321: if (!-e $tempexport) {
322: mkdir($tempexport,0700);
323: }
324: # open manifest file
325: my $manifest = '/imsmanifest.xml';
326: my $manifestfilename = $tempexport.$manifest;
327: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
328: $manifestok=1;
329: print $manifestfile qq|
330: <?xml version="1.0" encoding="UTF-8"?>
331: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
332: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
333: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
334: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
335: <organizations default="$ressymb">
336: <organization identifier="$ressymb">
337: <title>Discussion for $ressymb</title>\n|;
338: } else {
339: $discussion .= 'An error occurred opening the manifest file.<br />';
340: }
341: } else {
1.97 raeburn 342: my $colspan=$maxdepth+1;
1.102 raeburn 343: $discussion.= qq|
344: <script>
345: function studentdelete (symb,idx,newflag,previous) {
346: var symbparm = symb+':::'+idx
347: var prevparm = ""
348: if (newflag == 1) {
349: prevparm = "&previous="+previous
350: }
351: 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")) {
352: document.location.href = "/adm/feedback?hide="+symbparm+prevparm
353: }
354: }
355: </script>
356: |;
1.134 albertel 357: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" ><table bgcolor="#AAAAAA" cellpadding="2" cellspacing="2" border="0">';
1.97 raeburn 358: $discussion .='<tr><td bgcolor="#DDDDBB" colspan="'.$colspan.'">'.
1.95 sakharuk 359: '<table border="0" width="100%" bgcolor="#DDDDBB"><tr>';
360: if ($visible>2) {
361: $discussion.='<td align="left">'.
1.137 albertel 362: '<a href="/adm/feedback?cmd=threadedon&symb='.$ressymb;
1.95 sakharuk 363: if ($newpostsflag) {
364: $discussion .= '&previous='.$prevread;
365: }
366: $discussion .='">'.&mt('Threaded View').'</a> '.
1.137 albertel 367: '<a href="/adm/feedback?cmd=threadedoff&symb='.$ressymb;
1.95 sakharuk 368: if ($newpostsflag) {
369: $discussion .= '&previous='.$prevread;
370: }
1.100 raeburn 371: $discussion .='">'.&mt('Chronological View').'</a>
1.137 albertel 372: <a href= "/adm/feedback?cmd=sortfilter&symb='.$ressymb;
1.100 raeburn 373: if ($newpostsflag) {
374: $discussion .= '&previous='.$prevread;
375: }
376: $discussion .='">'.&mt('Sorting/Filtering options').'</a>  ';
377: } else {
378: $discussion .= '<td align="left">';
379: }
380: $discussion .='<a href= "/adm/feedback?export='.$ressymb;
381: if ($newpostsflag) {
382: $discussion .= '&previous='.$prevread;
383: }
384: $discussion .= '">'.&mt('Export').'?</a> </td>';
1.95 sakharuk 385: if ($newpostsflag) {
386: if (!$markondisp) {
1.137 albertel 387: $discussion .='<td align="right"><a href="/adm/feedback?markread=1&symb='.$ressymb.'">'.&mt('Mark NEW posts no longer new').'</a> ';
1.95 sakharuk 388: } else {
389: $discussion .= '<td> </td>';
390: }
391: } else {
392: $discussion .= '<td> </td>';
393: }
394: $discussion .= '</tr></table></td></tr>';
1.116 raeburn 395:
396: my $numhidden = keys %notshown;
397: if ($numhidden > 0) {
398: my $colspan = $maxdepth+1;
399: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.80 raeburn 400: '<a href="/adm/feedback?allposts='.$ressymb;
1.116 raeburn 401: if ($newpostsflag) {
402: $discussion .= '&previous='.$prevread;
403: }
404: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 405: $numhidden.' ';
1.116 raeburn 406: if ($showunmark) {
407: $discussion .= &mt('posts previously marked read');
408: } else {
409: $discussion .= &mt('previously viewed posts');
410: }
411: $discussion .= '<br/></td></tr>';
1.111 raeburn 412: }
1.80 raeburn 413: }
1.100 raeburn 414:
415: # Choose sort mechanism
416: my @showposts = ();
417: if ($sortposts eq 'descdate') {
418: @showposts = (sort { $b <=> $a } keys %alldiscussion);
419: } elsif ($sortposts eq 'thread') {
420: @showposts = (sort { $a <=> $b } keys %alldiscussion);
421: } elsif ($sortposts eq 'subject') {
422: foreach (sort keys %subjectsort) {
423: push @showposts, @{$subjectsort{$_}};
424: }
425: } elsif ($sortposts eq 'username') {
426: foreach my $domain (sort keys %usernamesort) {
427: foreach (sort keys %{$usernamesort{$domain}}) {
428: push @showposts, @{$usernamesort{$domain}{$_}};
429: }
430: }
431: } elsif ($sortposts eq 'lastfirst') {
432: foreach my $last (sort keys %namesort) {
433: foreach (sort keys %{$namesort{$last}}) {
434: push @showposts, @{$namesort{$last}{$_}};
435: }
436: }
437: } else {
438: $sortposts = 'ascdate';
439: @showposts = (sort { $a <=> $b } keys %alldiscussion);
440: }
1.116 raeburn 441: my $currdepth = 0;
442: my $firstidx = $alldiscussion{$showposts[0]};
1.100 raeburn 443: foreach (@showposts) {
1.116 raeburn 444: unless (($sortposts eq 'thread') || ($sortposts eq 'ascdate' && $ENV{'environment.threadeddiscussion'}) || ($outputtarget eq 'export')) {
1.100 raeburn 445: $alldiscussion{$_} = $_;
446: }
1.101 raeburn 447: unless ( ($notshown{$alldiscussion{$_}} eq '1') || ($shown{$alldiscussion{$_}} == 0) ) {
1.117 albertel 448: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 449: $discussion.="\n<tr>";
450: }
1.80 raeburn 451: my $thisdepth=$depth[$alldiscussion{$_}];
1.117 albertel 452: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 453: for (1..$thisdepth) {
454: $discussion.='<td> </td>';
455: }
456: }
1.80 raeburn 457: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 458: if ($outputtarget eq 'tex') {
1.95 sakharuk 459: #cleanup block
460: $discussionitems[$alldiscussion{$_}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
461: $discussionitems[$alldiscussion{$_}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
462: my $threadinsert='';
463: if ($thisdepth > 0) {
464: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
465: }
466: $discussionitems[$alldiscussion{$_}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
1.102 raeburn 467: $discussionitems[$alldiscussion{$_}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
1.95 sakharuk 468: $discussionitems[$alldiscussion{$_}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 469:
470: $discussionitems[$alldiscussion{$_}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$_}];
471: $discussion.=$discussionitems[$alldiscussion{$_}];
1.116 raeburn 472: } elsif ($outputtarget eq 'export') {
473: my $postfilename = $alldiscussion{$_}.'-'.$imsitems{$alldiscussion{$_}}{'timestamp'}.'.html';
474: if ($manifestok) {
475: if (($depth[$alldiscussion{$_}] <= $currdepth) && ($alldiscussion{$_} != $firstidx)) {
476: print $manifestfile ' </item>'."\n";
477: }
478: $currdepth = $depth[$alldiscussion{$_}];
479: print $manifestfile "\n".
480: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$_}.'" isvisible="'.
481: $imsitems{$alldiscussion{$_}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$_}.'">'.
482: '<title>'.$imsitems{$alldiscussion{$_}}{'title'}.'</title>';
483: $imsresources .= "\n".
484: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$_}.'" type="webcontent" href="'.$postfilename.'">'.
485: '<file href="'.$alldiscussion{$_}.'.html">'."\n".
486: $imsfiles{$alldiscussion{$_}}{$imsitems{$alldiscussion{$_}}{'currversion'}}."\n".
487: '</resource>';
488: }
489: my $postingfile;
490: my $postingfilename = $tempexport.'/'.$postfilename;
491: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
492: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
493: $imsitems{$alldiscussion{$_}}{'title'}.' '.
494: $imsitems{$alldiscussion{$_}}{'sender'}.
495: $imsitems{$alldiscussion{$_}}{'timestamp'}.'<br /><br />'.
496: $imsitems{$alldiscussion{$_}}{'message'}.'<br />'.
497: $imsitems{$alldiscussion{$_}}{'attach'}.'</body></html>'."\n";
498: close($postingfile);
499: } else {
500: $discussion .= 'An error occurred opening the export file for posting '.$alldiscussion{$_}.'<br />';
501: }
502: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$_}}{'allattachments'},$tempexport);
503: } else {
504: $discussion.='<td bgcolor="'.$bgcols[$newitem{$alldiscussion{$_}}].
505: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$_}].
506: '</td></tr>';
507: }
1.69 www 508: }
1.80 raeburn 509: }
1.116 raeburn 510: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 511: my $colspan=$maxdepth+1;
1.111 raeburn 512: $discussion .= <<END;
1.97 raeburn 513: <tr bgcolor="#FFFFFF">
1.98 raeburn 514: <td colspan="$colspan" valign="top">
1.97 raeburn 515: <table border="0" bgcolor="#FFFFFF" width="100%" cellspacing="2" cellpadding="2">
516: <tr>
517: <td align="left">
518: <table border="0" cellpadding="0" cellspacing="4">
519: <tr>
520: <td>
521: <font size="-1"><b>$lt{'cuse'}</b>:</td>
522: <td> </td>
1.111 raeburn 523: <td><font size="-1">
1.97 raeburn 524: END
525: if ($newpostsflag) {
526: $discussion .=
1.111 raeburn 527: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
528: if ($dischash{$toggkey}) {
529: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
530: }
1.97 raeburn 531: } else {
1.111 raeburn 532: if ($dischash{$toggkey}) {
533: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
534: } else {
535: $discussion .=
536: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
537: }
1.97 raeburn 538: }
539: $discussion .= <<END;
1.111 raeburn 540: </font></td>
1.97 raeburn 541: <td> </td>
542: <td>
1.111 raeburn 543: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</font></b>
544: </td>
1.97 raeburn 545: </tr>
546: </table>
547: </td>
1.111 raeburn 548: END
549: if ($dischash{$toggkey}) {
550: my $storebutton = &mt('Store read/unread changes');
551: $discussion.='<td align="right">'.
552: '<input type="hidden" name="discsymb" value="'.$ressymb.'">'."\n".
553: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
554: ' onClick="this.form.submit();">'."\n".
555: '</td>';
556: }
557: $discussion .= (<<END);
1.97 raeburn 558: </tr>
559: </table>
560: </td>
561: </tr>
562: </table>
1.134 albertel 563: <br /><br /></form>
1.97 raeburn 564: END
1.114 sakharuk 565: }
1.116 raeburn 566: if ($outputtarget eq 'export') {
567: if ($manifestok) {
568: while ($currdepth > 0) {
569: print $manifestfile " </item>\n";
570: $currdepth --;
571: }
572: print $manifestfile qq|
573: </organization>
574: </organizations>
575: <resources>
576: $imsresources
577: </resources>
578: </manifest>
579: |;
580: close($manifestfile);
581:
582: #Create zip file in prtspool
583:
584: my $imszipfile = '/prtspool/'.
585: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
586: time.'_'.rand(1000000000).'.zip';
587: # zip can cause an sh launch which can pass along all of %ENV
588: # which can be too large for /bin/sh to handle
589: my %oldENV=%ENV;
590: undef(%ENV);
591: my $cwd = &getcwd();
592: my $imszip = '/home/httpd/'.$imszipfile;
593: chdir $tempexport;
594: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
595: close(OUTPUT);
596: chdir $cwd;
597: %ENV=%oldENV;
598: undef(%oldENV);
599: $discussion .= 'Download the zip file from <a href="'.$imszipfile.'">Discussion Posting Archive</a><br />';
600: if ($copyresult) {
1.125 raeburn 601: $discussion .= 'The following errors occurred during export - <br />'.$copyresult;
1.116 raeburn 602: }
603: } else {
604: $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 />';
605: }
606: return $discussion;
607: }
1.54 www 608: }
609: if ($discussiononly) {
1.108 raeburn 610: my $now = time;
611: my $attachnum = 0;
612: my $newattachmsg = '';
613: my @currnewattach = ();
614: my @currdelold = ();
615: my $comment = '';
616: my $subject = '';
617: if ($ENV{'form.origpage'}) {
618: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.124 raeburn 619: $subject = &Apache::lonnet::unescape($ENV{'form.subject'});
620: $comment = &Apache::lonnet::unescape($ENV{'form.comment'});
1.108 raeburn 621: my @keepold = ();
622: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
623: if (@currnewattach > 0) {
624: $attachnum += @currnewattach;
625: }
626: }
1.122 raeburn 627: if (&discussion_open($status)) {
628: $discussion.=(<<ENDDISCUSS);
1.54 www 629: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data">
630: <input type="submit" name="discuss" value="Post Discussion" />
631: <input type="submit" name="anondiscuss" value="Post Anonymous Discussion" />
1.73 albertel 632: <input type="hidden" name="symb" value="$ressymb" />
1.54 www 633: <input type="hidden" name="sendit" value="true" />
1.108 raeburn 634: <input type="hidden" name="timestamp" value="$now" />
635: <br /><a name="newpost"></a>
636: <font size="1">Note: in anonymous discussion, your name is visible only
637: to course faculty</font><br />
638: <b>Title:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
639: <textarea name="comment" cols="80" rows="14" wrap="hard">$comment</textarea>
1.54 www 640: ENDDISCUSS
1.140 raeburn 641: if ($ENV{'form.origpage'}) {
642: $discussion.='<input type="hidden" name="origpage" value="'.$ENV{'form.origpage'}.'" />'."\n";
643: foreach (@currnewattach) {
644: $discussion.='<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n";
645: }
646: }
647: $discussion.="</form>\n";
648: if ($outputtarget ne 'tex') {
649: $discussion.=&generate_attachments_button('',$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,'',$mode);
650: if (@currnewattach > 0) {
651: $newattachmsg .= '<b>New attachments</b><br />';
652: if (@currnewattach > 1) {
653: $newattachmsg .= '<ol>';
654: foreach my $item (@currnewattach) {
655: $item =~ m#.*/([^/]+)$#;
656: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
657: }
658: $newattachmsg .= '</ol>'."\n";
659: } else {
660: $currnewattach[0] =~ m#.*/([^/]+)$#;
661: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1.108 raeburn 662: }
663: }
1.140 raeburn 664: $discussion.=$newattachmsg;
665: $discussion.=&generate_preview_button();
666: }
1.95 sakharuk 667: }
1.140 raeburn 668: } else {
669: if (&discussion_open($status) &&
670: &Apache::lonnet::allowed('pch',
671: $ENV{'request.course.id'}.
672: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.95 sakharuk 673: if ($outputtarget ne 'tex') {
674: $discussion.='<table bgcolor="#BBBBBB"><tr><td><a href="/adm/feedback?replydisc='.
1.129 albertel 675: $ressymb.':::" '.$target.'>'.
1.95 sakharuk 676: '<img src="/adm/lonMisc/chat.gif" border="0" />'.
677: &mt('Post Discussion').'</a></td></tr></table>';
678: }
1.100 raeburn 679: }
1.74 www 680: }
1.114 sakharuk 681: return $discussion;
1.54 www 682: }
1.1 www 683:
1.116 raeburn 684: sub build_posting_display {
685: my ($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) = @_;
686:
687: my @original=();
688: my @index=();
1.133 albertel 689: my $symb=&Apache::lonenc::check_decrypt($ressymb);
690: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1.116 raeburn 691: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
692: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
693:
694: if ($contrib{'version'}) {
695: my $oldest = $contrib{'1:timestamp'};
696: if ($prevread eq '0') {
697: $prevread = $oldest-1;
698: }
699: for (my $id=1;$id<=$contrib{'version'};$id++) {
700: my $idx=$id;
701: my $posttime = $contrib{$idx.':timestamp'};
702: if ($prevread <= $posttime) {
703: $$newpostsflag = 1;
704: }
705: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
706: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
707: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
708: my $origindex='0.';
709: my $numoldver=0;
710: if ($contrib{$idx.':replyto'}) {
711: if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
712: # this is a follow-up message
713: $original[$idx]=$original[$contrib{$idx.':replyto'}];
714: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
715: $origindex=$index[$contrib{$idx.':replyto'}];
716: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
717: } else {
718: $original[$idx]=0;
719: $$depth[$idx]=0;
720: }
721: } else {
722: # this is an original message
723: $original[$idx]=0;
724: $$depth[$idx]=0;
725: }
726: if ($$replies[$$depth[$idx]]) {
727: $$replies[$$depth[$idx]]++;
728: } else {
729: $$replies[$$depth[$idx]]=1;
730: }
731: unless ((($hidden) && (!$seeid)) || ($deleted)) {
732: $$visible++;
733: if ($contrib{$idx.':history'}) {
734: if ($contrib{$idx.':history'} =~ /:/) {
735: my @oldversions = split/:/,$contrib{$idx.':history'};
736: $numoldver = @oldversions;
737: } else {
738: $numoldver = 1;
739: }
740: }
741: $$current = $numoldver;
742: my %messages = ();
743: my %subjects = ();
744: my %attachtxt = ();
745: my %allattachments = ();
746: my ($screenname,$plainname);
747: my $sender = &mt('Anonymous');
748: my ($message,$subject,$vgrlink,$ctlink);
749: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
750:
751:
752: # Set up for sorting by subject
753: unless ($outputtarget eq 'export') {
754: $message=$messages{$numoldver};
755: $message.=$attachtxt{$numoldver};
756: $subject=$subjects{$numoldver};
757: if ($message) {
758: if ($hidden) {
759: $message='<font color="#888888">'.$message.'</font>';
760: if ($studenthidden) {
761: $message .='<br /><br />Deleted by poster (student).';
762: }
763: }
764:
765: if ($subject eq '') {
766: if (defined($$subjectsort{'__No subject'})) {
767: push @{$$subjectsort{'__No subject'}}, $idx;
768: } else {
769: @{$$subjectsort{'__No subject'}} = ("$idx");
770: }
771: } else {
772: if (defined($$subjectsort{$subject})) {
773: push @{$$subjectsort{$subject}}, $idx;
774: } else {
775: @{$$subjectsort{$subject}} = ("$idx");
776: }
777: }
778: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
779: $sender=&Apache::loncommon::aboutmewrapper(
780: $plainname,
781: $contrib{$idx.':sendername'},
782: $contrib{$idx.':senderdomain'}).' ('.
783: $contrib{$idx.':sendername'}.' at '.
784: $contrib{$idx.':senderdomain'}.')';
785: if ($contrib{$idx.':anonymous'}) {
786: $sender.=' ['.&mt('anonymous').'] '.
787: $screenname;
788: }
789:
790: # Set up for sorting by domain, then username
791: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
792: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
793: }
794: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
795: push @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx;
796: } else {
797: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
798: }
799: # Set up for sorting by last name, then first name
800: my %names = &Apache::lonnet::get('environment',
801: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
802: ,$contrib{$idx.':sendername'});
803: my $lastname = $names{'lastname'};
804: my $firstname = $names{'firstname'};
805: if ($lastname eq '') {
806: $lastname = '_';
807: }
808: if ($firstname eq '') {
809: $firstname = '_';
810: }
811: unless (defined($$namesort{$lastname})) {
812: %{$$namesort{$lastname}} = ();
813: }
814: if (defined($$namesort{$lastname}{$firstname})) {
815: push @{$$namesort{$lastname}{$firstname}}, $idx;
816: } else {
817: @{$$namesort{$lastname}{$firstname}} = ("$idx");
818: }
819: if ($ENV{'course.'.$ENV{'request.course.id'}.'.allow_discussion_post_editing'} =~ m/yes/i) {
820: if (($ENV{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($ENV{'user.name'} eq $contrib{$idx.':sendername'})) {
821: $sender.=' <a href="/adm/feedback?editdisc='.
822: $ressymb.':::'.$idx;
823: if ($newpostsflag) {
824: $sender .= '&previous='.$prevread;
825: }
826: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
827: unless ($seeid) {
828: $sender.=" <a href=\"javascript:studentdelete('$ressymb','$idx','$newpostsflag','$prevread')";
829: $sender .= '">'.&mt('Delete').'</a>';
830: }
831: }
832: }
833: if ($seeid) {
834: if ($hidden) {
835: unless ($studenthidden) {
836: $sender.=' <a href="/adm/feedback?unhide='.
837: $ressymb.':::'.$idx;
838: if ($newpostsflag) {
839: $sender .= '&previous='.$prevread;
840: }
841: $sender .= '">'.&mt('Make Visible').'</a>';
842: }
843: } else {
844: $sender.=' <a href="/adm/feedback?hide='.
845: $ressymb.':::'.$idx;
846: if ($newpostsflag) {
847: $sender .= '&previous='.$prevread;
848: }
849: $sender .= '">'.&mt('Hide').'</a>';
850: }
851: $sender.=' <a href="/adm/feedback?deldisc='.
852: $ressymb.':::'.$idx;
853: if ($newpostsflag) {
854: $sender .= '&previous='.$prevread;
855: }
856: $sender .= '">'.&mt('Delete').'</a>';
857: }
858: } else {
859: if ($screenname) {
860: $sender='<i>'.$screenname.'</i>';
861: }
862: # Set up for sorting by domain, then username for anonymous
863: unless (defined($$usernamesort{'__anon'})) {
864: %{$$usernamesort{'__anon'}} = ();
865: }
866: if (defined($$usernamesort{'__anon'}{'__anon'})) {
867: push @{$$usernamesort{'__anon'}{'__anon'}}, $idx;
868: } else {
869: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
870: }
871: # Set up for sorting by last name, then first name for anonymous
872: unless (defined($$namesort{'__anon'})) {
873: %{$$namesort{'__anon'}} = ();
874: }
875: if (defined($$namesort{'__anon'}{'__anon'})) {
876: push @{$$namesort{'__anon'}{'__anon'}}, $idx;
877: } else {
878: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
879: }
880: }
881: if (&discussion_open($status) &&
882: &Apache::lonnet::allowed('pch',
883: $ENV{'request.course.id'}.
884: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
885: $sender.=' <a href="/adm/feedback?replydisc='.
886: $ressymb.':::'.$idx;
887: if ($newpostsflag) {
888: $sender .= '&previous='.$prevread;
889: }
890: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
891: }
892: if ($viewgrades) {
893: $vgrlink=&Apache::loncommon::submlink('Submissions',
894: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
895: }
896: if ($$dischash{$readkey}=~/\.$idx\./) {
897: $ctlink = '<b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" />';
898: } else {
899: $ctlink = '<b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" />';
900: }
901: }
902: #figure out at what position this needs to print
903: }
904: if ($outputtarget eq 'export' || $message) {
905: my $thisindex=$idx;
906: if ( (($ENV{'environment.threadeddiscussion'}) && (($sortposts eq '') || ($sortposts eq 'ascdate'))) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
907: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
908: }
909: $$alldiscussion{$thisindex}=$idx;
910: $$shown{$idx} = 0;
911: $index[$idx]=$thisindex;
912: }
913: if ($outputtarget eq 'export') {
914: %{$$imsitems{$idx}} = ();
915: $$imsitems{$idx}{'isvisible'}='true';
916: if ($hidden) {
917: $$imsitems{$idx}{'isvisible'}='false';
918: }
919: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
920: $$imsitems{$idx}{'message'}=$messages{$numoldver};
921: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
922: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
923: $$imsitems{$idx}{'sender'}=$plainname.' ('.
924: $contrib{$idx.':sendername'}.' at '.
925: $contrib{$idx.':senderdomain'}.')';
926: $$imsitems{$idx}{'isanonymous'}='false';
927: if ($contrib{$idx.':anonymous'}) {
928: $$imsitems{$idx}{'isanonymous'}='true';
929: }
930: $$imsitems{$idx}{'currversion'}=$numoldver;
931: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
932: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
933: $$shown{$idx} = 1;
934: }
935: } else {
936: if ($message) {
937: my $spansize = 2;
938: if ($showonlyunread && $prevread > $posttime) {
939: $$notshown{$idx} = 1;
940: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
941: $$notshown{$idx} = 1;
942: } else {
943: # apply filters
944: my $uname = $contrib{$idx.':sendername'};
945: my $udom = $contrib{$idx.':senderdomain'};
946: my $poster = $uname.':'.$udom;
947: my $rolematch = '';
948: my $skiptest = 1;
949: if ($totposters > 0) {
950: if (grep/^$poster$/,@{$posters}) {
951: $$shown{$idx} = 1;
952: }
953: } else {
954: if ($rolefilter) {
955: if ($rolefilter eq 'all') {
956: $rolematch = '([^:]+)';
957: } else {
958: $rolematch = $rolefilter;
959: $skiptest = 0;
960: }
961: }
962: if ($sectionpick) {
963: if ($sectionpick eq 'all') {
964: $rolematch .= ':([^:]*)';
965: } else {
966: $rolematch .= ':'.$sectionpick;
967: $skiptest = 0;
968: }
969: if ($statusfilter) {
970: if ($statusfilter eq 'all') {
971: $rolematch .= ':([^:]+)';
972: } else {
973: $rolematch .= ':'.$statusfilter;
974: $skiptest = 0;
975: }
976: }
977: if ($skiptest) {
978: $$shown{$idx} = 1;
979: } else {
980: foreach my $role (@{$$roleinfo{$poster}}) {
981: if ($role =~ m/^$rolematch$/) {
982: $$shown{$idx} = 1;
983: last;
984: }
985: }
986: }
987: }
988: }
989: unless ($$notshown{$idx} == 1) {
990: if ($prevread > 0 && $prevread <= $posttime) {
991: $$newitem{$idx} = 1;
992: $$discussionitems[$idx] .= '
993: <p><table border="0" width="100%">
994: <tr><td align="left"><font color="#FF0000"><b>NEW</b></font></td>';
995: } else {
996: $$newitem{$idx} = 0;
997: $$discussionitems[$idx] .= '
998: <p><table border="0" width="100%">
999: <tr><td align="left"> </td>';
1000: }
1001: $$discussionitems[$idx] .= '<td align ="left"> '.
1002: '<b>'.$subject.'</b> '.
1003: $sender.'</b> '.$vgrlink.' ('.
1004: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1005: if ($$dischash{$toggkey}) {
1006: $$discussionitems[$idx].='<td align="right"> '.
1007: $ctlink.'</td>';
1008: }
1009: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1010: $message.'</blockquote></p>';
1011: if ($contrib{$idx.':history'}) {
1012: my @postversions = ();
1013: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1014: if ($seeid) {
1015: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$ressymb.':::'.$idx.'">'.&mt('Display all versions').'</a>';
1016: }
1017: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1018: if ($contrib{$idx.':history'} =~ m/:/) {
1019: @postversions = split/:/,$contrib{$idx.':history'};
1020: } else {
1021: @postversions = ("$contrib{$idx.':history'}");
1022: }
1023: for (my $i=0; $i<@postversions; $i++) {
1024: my $version = $i+1;
1025: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1026: }
1027: }
1028: }
1029: }
1030: }
1031: }
1032: }
1033: }
1034: }
1035:
1036: sub get_post_contents {
1037: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1038: my $discussion = '';
1039: my $start=$numver;
1040: my $end=$numver + 1;
1041: %{$$imsfiles{$idx}}=();
1042: if ($type eq 'allversions') {
1043: unless($seeid) {
1044: $discussion=&mt('You do not have privileges to view all versions of posts.').&mt('Please select a different role');
1045: return $discussion;
1046: }
1047: }
1.126 albertel 1048: # $$screenname=&Apache::loncommon::screenname(
1049: # $$contrib{$idx.':sendername'},
1050: # $$contrib{$idx.':senderdomain'});
1051: # $$plainname=&Apache::loncommon::nickname(
1052: # $$contrib{$idx.':sendername'},
1053: # $$contrib{$idx.':senderdomain'});
1054: ($$screenname,$$plainname)=($$contrib{$idx.':screenname'},
1055: $$contrib{$idx.':plainname'});
1.116 raeburn 1056: my $sender=&Apache::loncommon::aboutmewrapper(
1057: $$plainname,
1058: $$contrib{$idx.':sendername'},
1059: $$contrib{$idx.':senderdomain'}).' ('.
1060: $$contrib{$idx.':sendername'}.' at '.
1061: $$contrib{$idx.':senderdomain'}.')';
1062: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1063: my @postversions = ();
1064: if ($type eq 'allversions' || $type eq 'export') {
1065: $start = 0;
1066: if ($$contrib{$idx.':history'}) {
1067: if ($$contrib{$idx.':history'} =~ m/:/) {
1068: @postversions = split/:/,$$contrib{$idx.':history'};
1069: } else {
1070: @postversions = ("$$contrib{$idx.':history'}");
1071: }
1072: }
1073: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1074: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1075: push @postversions,$$contrib{$idx.':timestamp'};
1076: $end = @postversions;
1077: } else {
1078: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1079: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1080: }
1081:
1082: if ($$contrib{$idx.':anonymous'}) {
1083: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1084: }
1085: if ($type eq 'allversions') {
1086: $discussion=('<b>'.$sender.'</b><br /><ul>');
1087: }
1088: for (my $i=$start; $i<$end; $i++) {
1089: my ($timesent,$attachmsg);
1090: my %currattach = ();
1091: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1092: $$messages{$i}=~s/\n/\<br \/\>/g;
1093: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1094: $$subjects{$i}=~s/\n/\<br \/\>/g;
1095: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1096: if ($attachmenturls) {
1097: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1098: }
1099: if ($type eq 'export') {
1100: $$imsfiles{$idx}{$i} = '';
1101: if ($attachmsg) {
1102: $$attachtxt{$i} = '<br />Attachments:<br />';
1103: foreach (sort keys %currattach) {
1104: if ($$allattachments{$_}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1105: my $fname = $1.$3.'/'.$4;
1106: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'">'."\n";
1107: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1108: }
1109: }
1110: }
1111: } else {
1112: if ($attachmsg) {
1113: $$attachtxt{$i} = '<br />Attachments:'.$attachmsg.'<br />';
1114: } else {
1115: $$attachtxt{$i} = '';
1116: }
1117: }
1118: if ($type eq 'allversions') {
1119: $discussion.= <<"END";
1120: <li><b>$$subjects{$i}</b>, $timesent<br />
1121: $$messages{$i}<br />
1122: $$attachtxt{$i}</li>
1123: END
1124: }
1125: }
1126: if ($type eq 'allversions') {
1127: $discussion.=('</ul></body></html>');
1128: return $discussion;
1129: } else {
1130: return;
1131: }
1132: }
1133:
1134: sub replicate_attachments {
1135: my ($attachrefs,$tempexport) = @_;
1136: my $response;
1137: foreach my $id (keys %{$attachrefs}) {
1138: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1139: my $path = $tempexport;
1140: my $tail = $1.'/'.$2.$4;
1141: my @extras = split/\//,$tail;
1142: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1143: if (!-e $destination) {
1144: my $i= 0;
1145: while ($i<@extras) {
1146: $path .= '/'.$extras[$i];
1147: if (!-e $path) {
1148: mkdir($path,0700);
1149: }
1150: $i ++;
1151: }
1152: my ($content,$rtncode);
1153: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1154: if ($uploadreply eq 'ok') {
1.125 raeburn 1155: my $attachcopy;
1156: if ($attachcopy = Apache::File->new('>'.$destination)) {
1157: print $attachcopy $content;
1158: close($attachcopy);
1159: } else {
1160: $response .= 'Error copying file attachment - '.$5.' to IMS package: '.$!.'<br />'."\n";
1161: }
1.116 raeburn 1162: } else {
1.125 raeburn 1163: &Apache::lonnet::logthis("Replication of attachment failed when building IMS export of discussion posts - domain: $1, course: $2, file: $$attachrefs{$id}{'filename'} -error: $rtncode");
1164: $response .= 'Error copying file attachment - '.$5.' to IMS package: '.$rtncode.'<br />'."\n";
1.116 raeburn 1165: }
1166: }
1167: }
1168: }
1.125 raeburn 1169: return $response;
1.116 raeburn 1170: }
1171:
1.6 albertel 1172: sub mail_screen {
1173: my ($r,$feedurl,$options) = @_;
1.108 raeburn 1174: if (exists($ENV{'form.origpage'})) {
1175: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss']);
1176: }
1.45 www 1177: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion',
1.102 raeburn 1178: '','onLoad="window.focus();setposttype();"');
1.51 albertel 1179: my $title=&Apache::lonnet::gettitle($feedurl);
1180: if (!$title) { $title = $feedurl; }
1.69 www 1181: my $quote='';
1.78 raeburn 1182: my $subject = '';
1.108 raeburn 1183: my $comment = '';
1.80 raeburn 1184: my $prevtag = '';
1.102 raeburn 1185: my $parentmsg = '';
1.108 raeburn 1186: my ($symb,$idx,$attachmenturls);
1187: my $numoldver = 0;
1188: my $attachmsg = '';
1189: my $newattachmsg = '';
1190: my @currnewattach = ();
1191: my @currdelold = ();
1192: my @keepold = ();
1.113 raeburn 1193: my %attachments = ();
1.108 raeburn 1194: my %currattach = ();
1195: my $attachnum = 0;
1196: my $anonchk = (<<END);
1197: function anonchk() {
1198: if (document.mailform.anondiscuss.checked == true) {
1199: document.attachment.anondiscuss.value = '1'
1200: }
1201: if (document.mailform.discuss.checked == true) {
1202: document.attachment.discuss.value = '1'
1203: }
1204: return
1205: }
1206: END
1207: my $anonscript;
1208: if (exists($ENV{'form.origpage'})) {
1209: $anonscript = (<<END);
1.102 raeburn 1210: function setposttype() {
1.108 raeburn 1211: var anondisc = $ENV{'form.anondiscuss'};
1212: var disc = $ENV{'form.discuss'};
1213: if (anondisc == 1) {
1214: document.mailform.anondiscuss.checked = true
1215: }
1216: if (disc == 1) {
1217: document.mailform.discuss.checked = true
1218: }
1.102 raeburn 1219: return
1220: }
1221: END
1.108 raeburn 1222: } else {
1223: $anonscript = (<<END);
1224: function setposttype() {
1225: return
1226: }
1227: END
1228: }
1.102 raeburn 1229: if (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
1230: if ($ENV{'form.replydisc'}) {
1231: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
1232: } else {
1233: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'});
1234: }
1.69 www 1235: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1236: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1237: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.80 raeburn 1238: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1239: if ($contrib{$idx.':history'}) {
1240: if ($contrib{$idx.':history'} =~ /:/) {
1241: my @oldversions = split/:/,$contrib{$idx.':history'};
1242: $numoldver = @oldversions;
1243: } else {
1244: $numoldver = 1;
1245: }
1246: }
1.102 raeburn 1247: if ($ENV{'form.replydisc'}) {
1248: if ($contrib{$idx.':history'}) {
1249: if ($contrib{$idx.':history'} =~ /:/) {
1250: my @oldversions = split/:/,$contrib{$idx.':history'};
1251: $numoldver = @oldversions;
1252: } else {
1253: $numoldver = 1;
1254: }
1255: }
1.108 raeburn 1256: my $message;
1257: if ($idx > 0) {
1.116 raeburn 1258: my %msgversions = ();
1259: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1260: $message = $msgversions{$numoldver};
1.108 raeburn 1261: }
1.102 raeburn 1262: $message=~s/\n/\<br \/\>/g;
1.108 raeburn 1263: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($message).'</blockquote>';
1.102 raeburn 1264: if ($idx > 0) {
1.116 raeburn 1265: my %subversions = ();
1266: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1267: $subject = 'Re: '.$subversions{$numoldver};
1.102 raeburn 1268: }
1.108 raeburn 1269: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1270: } else {
1.108 raeburn 1271: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1272: if ($idx > 0) {
1273: my %msgversions = ();
1274: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1275: $comment = $msgversions{$numoldver};
1276: my %subversions = ();
1277: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1278: $subject = $subversions{$numoldver};
1.102 raeburn 1279: }
1280: if (defined($contrib{$idx.':replyto'})) {
1281: $parentmsg = $contrib{$idx.':replyto'};
1282: }
1.108 raeburn 1283: unless (exists($ENV{'form.origpage'})) {
1284: my $anonflag = 0;
1285: if ($contrib{$idx.':anonymous'}) {
1286: $anonflag = 1;
1287: }
1288: $anonscript = (<<END);
1.102 raeburn 1289: function setposttype () {
1290: var currtype = $anonflag
1291: if (currtype == 1) {
1292: document.mailform.elements.discuss.checked = false
1293: document.mailform.elements.anondiscuss.checked = true
1294: }
1295: if (currtype == 0) {
1296: document.mailform.elements.anondiscuss.checked = false
1297: document.mailform.elements.discuss.checked = true
1298: }
1299: return
1300: }
1301: END
1.108 raeburn 1302: }
1.79 raeburn 1303: }
1.69 www 1304: }
1.80 raeburn 1305: if ($ENV{'form.previous'}) {
1306: $prevtag = '<input type="hidden" name="previous" value="'.$ENV{'form.previous'}.'" />';
1307: }
1.69 www 1308: }
1.108 raeburn 1309:
1310: if ($ENV{'form.origpage'}) {
1.124 raeburn 1311: $subject = &Apache::lonnet::unescape($ENV{'form.subject'});
1312: $comment = &Apache::lonnet::unescape($ENV{'form.comment'});
1.108 raeburn 1313: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1314: }
1.85 www 1315: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet();
1.86 www 1316: my $htmlheader=&Apache::lonhtmlcommon::htmlareaheaders();
1.74 www 1317: my $send=&mt('Send');
1.102 raeburn 1318: $r->print(<<END);
1.1 www 1319: <html>
1320: <head>
1321: <title>The LearningOnline Network with CAPA</title>
1.7 albertel 1322: <meta http-equiv="pragma" content="no-cache"></meta>
1.85 www 1323: $htmlheader
1.63 albertel 1324: <script type="text/javascript">
1325: //<!--
1.5 www 1326: function gosubmit() {
1327: var rec=0;
1.12 albertel 1328: if (typeof(document.mailform.elements.author)!="undefined") {
1.5 www 1329: if (document.mailform.elements.author.checked) {
1330: rec=1;
1331: }
1332: }
1.12 albertel 1333: if (typeof(document.mailform.elements.question)!="undefined") {
1.5 www 1334: if (document.mailform.elements.question.checked) {
1335: rec=1;
1336: }
1337: }
1.12 albertel 1338: if (typeof(document.mailform.elements.course)!="undefined") {
1.5 www 1339: if (document.mailform.elements.course.checked) {
1340: rec=1;
1341: }
1342: }
1.12 albertel 1343: if (typeof(document.mailform.elements.policy)!="undefined") {
1.5 www 1344: if (document.mailform.elements.policy.checked) {
1345: rec=1;
1346: }
1347: }
1.12 albertel 1348: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.10 www 1349: if (document.mailform.elements.discuss.checked) {
1350: rec=1;
1351: }
1352: }
1.14 www 1353: if (typeof(document.mailform.elements.anondiscuss)!="undefined") {
1354: if (document.mailform.elements.anondiscuss.checked) {
1355: rec=1;
1356: }
1357: }
1.5 www 1358:
1359: if (rec) {
1.118 albertel 1360: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1361: document.mailform.onsubmit();
1362: }
1.5 www 1363: document.mailform.submit();
1364: } else {
1365: alert('Please check a feedback type.');
1366: }
1367: }
1.108 raeburn 1368: $anonchk
1.102 raeburn 1369: $anonscript
1.63 albertel 1370: //-->
1.5 www 1371: </script>
1.1 www 1372: </head>
1.29 www 1373: $bodytag
1.51 albertel 1374: <h2><tt>$title</tt></h2>
1.43 www 1375: <form action="/adm/feedback" method="post" name="mailform"
1376: enctype="multipart/form-data">
1.80 raeburn 1377: $prevtag
1.63 albertel 1378: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1379: END
1380: if ($ENV{'form.replydisc'}) {
1381: $r->print(<<END);
1.68 www 1382: <input type="hidden" name="replydisc" value="$ENV{'form.replydisc'}" />
1.102 raeburn 1383: END
1384: } elsif ($ENV{'form.editdisc'}) {
1385: $r->print(<<END);
1386: <input type="hidden" name="editdisc" value ="$ENV{'form.editdisc'}" />
1387: <input type="hidden" name="parentmsg" value ="$parentmsg" />
1388: END
1389: }
1.108 raeburn 1390: $r->print(<<END);
1.5 www 1391: Please check at least one of the following feedback types:
1.63 albertel 1392: $options<hr />
1.69 www 1393: $quote
1.63 albertel 1394: <p>My question/comment/feedback:</p>
1395: <p>
1.47 bowersj2 1396: $latexHelp
1.78 raeburn 1397: Title: <input type="text" name="subject" size="30" value="$subject" /></p>
1398: <p>
1.108 raeburn 1399: <textarea name="comment" id="comment" cols="60" rows="10" wrap="hard">$comment
1.63 albertel 1400: </textarea></p>
1401: <p>
1.108 raeburn 1402: END
1403: if ( ($ENV{'form.editdisc'}) || ($ENV{'form.replydisc'}) ) {
1404: if ($ENV{'form.origpage'}) {
1405: foreach (@currnewattach) {
1406: $r->print('<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n");
1407: }
1408: foreach (@currdelold) {
1409: $r->print('<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n");
1410: }
1411: }
1412: if ($ENV{'form.editdisc'}) {
1413: if ($attachmenturls) {
1.113 raeburn 1414: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.108 raeburn 1415: $attachnum = scalar(keys %currattach);
1416: foreach (keys %currattach) {
1417: $r->print('<input type="hidden" name="keepold" value="'.$_.'" />'."\n");
1418: }
1419: }
1420: }
1421: } else {
1422: $r->print(<<END);
1.42 www 1423: Attachment (128 KB max size): <input type="file" name="attachment" />
1424: </p>
1.108 raeburn 1425: END
1426: }
1427: $r->print(<<END);
1.42 www 1428: <p>
1429: <input type="hidden" name="sendit" value="1" />
1.74 www 1430: <input type="button" value="$send" onClick='gosubmit();' />
1.42 www 1431: </p>
1.2 www 1432: </form>
1.108 raeburn 1433: END
1434: if ($ENV{'form.editdisc'} || $ENV{'form.replydisc'}) {
1435: my $now = time;
1436: my $ressymb = $symb;
1437: my $postidx = '';
1438: if ($ENV{'form.editdisc'}) {
1439: $postidx = $idx;
1440: }
1441: if (@currnewattach > 0) {
1442: $attachnum += @currnewattach;
1443: }
1444: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver));
1445: if ($attachnum > 0) {
1446: if (@currnewattach > 0) {
1447: $newattachmsg .= '<b>New attachments</b><br />';
1448: if (@currnewattach > 1) {
1449: $newattachmsg .= '<ol>';
1450: foreach my $item (@currnewattach) {
1451: $item =~ m#.*/([^/]+)$#;
1452: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1453: }
1454: $newattachmsg .= '</ol>'."\n";
1455: } else {
1456: $currnewattach[0] =~ m#.*/([^/]+)$#;
1457: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1458: }
1459: }
1460: if ($attachmsg) {
1461: $r->print("<b>Retained attachments</b>:$attachmsg<br />\n");
1462: }
1463: if ($newattachmsg) {
1464: $r->print("$newattachmsg<br />");
1465: }
1466: }
1467: }
1468: $r->print(&generate_preview_button().
1469: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1470: '</body></html>');
1.6 albertel 1471: }
1472:
1.97 raeburn 1473: sub print_display_options {
1.111 raeburn 1474: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1475: &Apache::loncommon::content_type($r,'text/html');
1476: $r->send_http_header;
1.98 raeburn 1477:
1.97 raeburn 1478: my $function = &Apache::loncommon::get_users_function();
1479: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1480: $ENV{'user.domain'});
1481: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1482: '','');
1483:
1484: my %lt = &Apache::lonlocal::texthash(
1485: 'dido' => 'Discussion display options',
1486: 'pref' => 'Display Preference',
1487: 'curr' => 'Current setting ',
1488: 'actn' => 'Action',
1489: 'deff' => 'Default for all discussions',
1490: 'prca' => 'Preferences can be set for this discussion that determine ....',
1491: 'whpo' => 'Which posts are displayed when you display this bulletin board or resource, and',
1.111 raeburn 1492: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1493: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1494: 'allposts' => 'All posts',
1495: 'unread' => 'New posts only',
1.111 raeburn 1496: 'unmark' => 'Posts not marked read',
1.97 raeburn 1497: 'ondisp' => 'Once displayed',
1.111 raeburn 1498: 'onmark' => 'Once marked not NEW ',
1499: 'toggon' => 'Shown',
1500: 'toggoff' => 'Not shown',
1.97 raeburn 1501: 'disa' => 'Posts displayed?',
1.111 raeburn 1502: 'npmr' => 'New posts cease to be identified as "NEW"?',
1503: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1504: 'chgt' => 'Change to ',
1505: 'mkdf' => 'Set to ',
1.111 raeburn 1506: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1507: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1508: );
1509:
1.111 raeburn 1510: my $dispchangeA = $lt{'unread'};
1511: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1512: my $markchange = $lt{'ondisp'};
1.111 raeburn 1513: my $toggchange = $lt{'toggon'};
1.97 raeburn 1514: my $currdisp = $lt{'allposts'};
1515: my $currmark = $lt{'onmark'};
1516: my $discdisp = 'allposts';
1517: my $discmark = 'onmark';
1.111 raeburn 1518: my $currtogg = $lt{'toggoff'};
1519: my $disctogg = 'toggoff';
1.97 raeburn 1520:
1.111 raeburn 1521: if ($dispchgA eq 'allposts') {
1522: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1523: $currdisp = $lt{'unread'};
1524: $discdisp = 'unread';
1525: }
1.111 raeburn 1526:
1.97 raeburn 1527: if ($markchg eq 'markonread') {
1528: $markchange = $lt{'onmark'};
1529: $currmark = $lt{'ondisp'};
1530: $discmark = 'ondisp';
1531: }
1.111 raeburn 1532:
1533: if ($dispchgB eq 'onlyunread') {
1534: $dispchangeB = $lt{'unread'};
1535: $currdisp = $lt{'unmark'};
1536: $discdisp = 'unmark';
1537: }
1538: if ($toggchg eq 'toggoff') {
1539: $toggchange = $lt{'toggoff'};
1540: $currtogg = $lt{'toggon'};
1541: $disctogg = 'toggon';
1542: }
1.97 raeburn 1543: $r->print(<<END);
1544: <html>
1545: <head>
1546: <title>$lt{'dido'}</title>
1547: <meta http-equiv="pragma" content="no-cache" />
1548: <script>
1.111 raeburn 1549: function discdispChk(caller) {
1550: var disctogg = '$toggchg'
1551: if (caller == 0) {
1552: if (document.modifydisp.discdisp[0].checked == true) {
1553: if (document.modifydisp.discdisp[1].checked == true) {
1554: document.modifydisp.discdisp[1].checked = false
1555: }
1556: }
1557: }
1558: if (caller == 1) {
1559: if (document.modifydisp.discdisp[1].checked == true) {
1560: if (document.modifydisp.discdisp[0].checked == true) {
1561: document.modifydisp.discdisp[0].checked = false
1562: }
1563: if (disctogg == 'toggon') {
1564: document.modifydisp.disctogg.checked = true
1565: }
1566: if (disctogg == 'toggoff') {
1567: document.modifydisp.disctogg.checked = false
1568: }
1569: }
1570: }
1571: if (caller == 2) {
1572: var dispchgB = '$dispchgB'
1573: if (disctogg == 'toggoff') {
1574: if (document.modifydisp.disctogg.checked == true) {
1575: if (dispchgB == 'onlyunmark') {
1576: document.modifydisp.discdisp[1].checked = false
1577: }
1578: }
1579: }
1580: }
1581: }
1582:
1.97 raeburn 1583: function setDisp() {
1584: var prev = "$previous"
1585: var chktotal = 0
1.111 raeburn 1586: if (document.modifydisp.discdisp[0].checked == true) {
1587: document.modifydisp.$dispchgA.value = "$symb"
1588: chktotal ++
1589: }
1590: if (document.modifydisp.discdisp[1].checked == true) {
1591: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1592: chktotal ++
1593: }
1594: if (document.modifydisp.discmark.checked == true) {
1595: document.modifydisp.$markchg.value = "$symb"
1596: chktotal ++
1597: }
1.111 raeburn 1598: if (document.modifydisp.disctogg.checked == true) {
1599: document.modifydisp.$toggchg.value = "$symb"
1600: chktotal ++
1601: }
1.97 raeburn 1602: if (chktotal > 0) {
1603: document.modifydisp.submit()
1604: } else {
1605: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1606: if (prev > 0) {
1607: location.href = "$feedurl?previous=$previous"
1608: } else {
1609: location.href = "$feedurl"
1610: }
1611: }
1612: }
1613: }
1614: </script>
1615: </head>
1616: $bodytag
1617: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 1618: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1619: <br />
1620: <table border="0" cellpadding="0" cellspacing="0">
1621: <tr>
1622: <td width="100%" bgcolor="#000000">
1623: <table width="100%" border="0" cellpadding="1" cellspacing="0">
1624: <tr>
1625: <td width="100%" bgcolor="#000000">
1626: <table border="0" cellpadding="3" cellspacing="1" bgcolor="#FFFFFF">
1627: <tr bgcolor="$tabcolor">
1628: <td><b>$lt{'pref'}</b></td>
1629: <td><b>$lt{'curr'}</b></td>
1630: <td><b>$lt{'actn'}?</b></td>
1631: </tr>
1632: <tr bgcolor="#dddddd">
1633: <td>$lt{'disa'}</td>
1634: <td>$lt{$discdisp}</td>
1.111 raeburn 1635: <td><input type="checkbox" name="discdisp" onClick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"
1636: <br />
1637: <input type="checkbox" name="discdisp" onClick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"
1638: </td>
1.97 raeburn 1639: </tr><tr bgcolor="#eeeeee">
1640: <td>$lt{'npmr'}</td>
1641: <td>$lt{$discmark}</td>
1642: <td><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</td>
1.111 raeburn 1643: </tr><tr bgcolor="#dddddd">
1644: <td>$lt{'dotm'}</td>
1645: <td>$lt{$disctogg}</td>
1646: <td><input type="checkbox" name="disctogg" onClick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</td>
1.97 raeburn 1647: </tr>
1648: </table>
1649: </td>
1650: </tr>
1651: </table>
1652: </td>
1653: </tr>
1654: </table>
1655: <br />
1656: <br />
1.137 albertel 1657: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 1658: <input type="hidden" name="previous" value="$previous" />
1.111 raeburn 1659: <input type="hidden" name="$dispchgA" value=""/>
1660: <input type="hidden" name="$dispchgB" value=""/>
1.97 raeburn 1661: <input type="hidden" name="$markchg" value=""/>
1.111 raeburn 1662: <input type="hidden" name="$toggchg" value="" />
1.97 raeburn 1663: <input type="button" name="sub" value="Store Changes" onClick="javascript:setDisp()" />
1664: <br />
1665: <br />
1666: </form>
1667: </body>
1668: </html>
1669: END
1670: return;
1671: }
1672:
1.100 raeburn 1673: sub print_sortfilter_options {
1674: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 1675:
1.135 albertel 1676: &Apache::loncommon::content_type($r,'text/html');
1677: $r->send_http_header;
1678:
1.139 albertel 1679: &Apache::lonenc::check_encrypt(\$symb);
1.100 raeburn 1680: my @sections = ();
1681: my $section_sel = '';
1682: my $numsections = 0;
1683: my $numvisible = 5;
1684: my ($classlist) = &Apache::loncoursedata::get_classlist(
1685: $ENV{'request.course.id'},
1686: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1687: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1688:
1689: my $sec_index = &Apache::loncoursedata::CL_SECTION();
1690: my $status_index = &Apache::loncoursedata::CL_STATUS();
1691: my %sectioncount = ();
1692: while (my ($student,$data) = each %$classlist) {
1693: my ($section,$status) = ($data->[$sec_index],
1694: $data->[$status_index]);
1695: unless ($section eq '' || $section =~ /^\s*$/) {
1696: if (!defined($sectioncount{$section})) {
1697: $sectioncount{$section} = 1;
1698: $numsections ++;
1699: } else {
1700: $sectioncount{$section} ++;
1701: }
1702: }
1703: }
1704:
1705: if ($ENV{'request.course.sec'} !~ /^\s*$/) {
1706: @sections = ($ENV{'request.course.sec'});
1707: $numvisible = 1;
1708: } else {
1709: @sections = sort {$a cmp $b} keys(%sectioncount);
1710: unshift(@sections,'all'); # Put 'all' at the front of the list
1711: if ($numsections < 4) {
1712: $numvisible = $numsections + 1;
1713: }
1714: }
1715: foreach (@sections) {
1716: $section_sel .= " <option value=\"$_\" />$_\n";
1717: }
1718:
1719: my $function = &Apache::loncommon::get_users_function();
1720: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1721: $ENV{'user.domain'});
1722: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1723: '','');
1724: my %lt = &Apache::lonlocal::texthash(
1725: 'diso' => 'Discussion sorting and filtering options',
1726: 'diop' => 'Display Options',
1727: 'curr' => 'Current setting ',
1728: 'actn' => 'Action',
1.101 raeburn 1729: 'prca' => 'Options can be set that control the sort order of the posts, in addition to which posts are displayed.',
1.100 raeburn 1730: 'soor' => 'Sort order',
1731: 'disp' => 'Specific user roles',
1732: 'actv' => 'Specific role status',
1733: 'spse' => 'Specific sections',
1734: 'psub' => 'Pick specific users (by name)',
1.101 raeburn 1735: 'shal' => 'Show a list of current posters'
1.100 raeburn 1736: );
1737: $r->print(<<END);
1738: <html>
1739: <head>
1740: <title>$lt{'diso'}</title>
1741: <meta http-equiv="pragma" content="no-cache" />
1742: </head>
1743: $bodytag
1744: <form name="modifyshown" method="post" action="/adm/feedback">
1745: <b>$lt{'diso'}</b><br/> $lt{'prca'}
1746: <br /><br />
1747: <table border="0">
1748: <tr>
1749: <td><b>$lt{'soor'}</b></td>
1750: <td> </td>
1751: <td><b>$lt{'disp'}</b></td>
1752: <td> </td>
1753: <td><b>$lt{'actv'}</b></td>
1754: <td> </td>
1755: <td><b>$lt{'spse'}</b></td>
1756: <td> </td>
1757: <td><b>$lt{'psub'}</b></td>
1758: </tr>
1759: <tr>
1760: <td>
1761: <select name="sortposts">
1762: <option value="ascdate" />Date order - oldest first
1763: <option value="descdate" />Date order - newest first
1764: <option value="thread" />Threaded
1765: <option value="subject" />By subject
1766: <option value="username" />By domain and username
1767: <option value="lastfirst" />By last name, first name
1768: </select>
1769: </td>
1770: <td> </td>
1771: <td>
1.101 raeburn 1772: <select name="rolefilter" multiple="true" size="5">
1.100 raeburn 1773: <option value="all" />All users
1774: <option value="st" />Students
1775: <option value="cc" />Course Coordinators
1776: <option value="in" />Instructors
1777: <option value="ta" />TAs
1778: <option value="pr" />Exam proctors
1779: <option value="cr" />Custom roles
1780: </select>
1781: </td>
1782: <td> </td>
1783: <td>
1784: <select name="statusfilter">
1785: <option value="all" />Roles of any status
1.101 raeburn 1786: <option value="Active" />Only active roles
1787: <option value="Expired" />Only inactive roles
1.100 raeburn 1788: </select>
1789: </td>
1790: <td> </td>
1791: <td>
1792: <select name="sectionpick" multiple="true" size="$numvisible">
1793: $section_sel
1794: </select>
1795: </td>
1796: <td> </td>
1797: <td><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</td>
1798: </tr>
1799: </table>
1800: <br />
1801: <br />
1802: <input type="hidden" name="previous" value="$previous" />
1803: <input type="hidden" name="applysort" value="$symb" />
1804: <input type="button" name="sub" value="Store Changes" onClick="javascript:document.modifyshown.submit()" />
1805: <br />
1806: <br />
1807: </form>
1808: </body>
1809: </html>
1810: END
1811: }
1812:
1.101 raeburn 1813: sub print_showposters {
1814: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 1815:
1.139 albertel 1816: &Apache::lonenc::check_encrypt(\$symb);
1.101 raeburn 1817: my $crs='/'.$ENV{'request.course.id'};
1.102 raeburn 1818: if ($ENV{'request.course.sec'}) {
1819: $crs.='_'.$ENV{'request.course.sec'};
1820: }
1.101 raeburn 1821: $crs=~s/\_/\//g;
1822: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.139 albertel 1823: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
1.101 raeburn 1824: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1825: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1826: my %namesort = ();
1827: my %postcounts = ();
1828: my %lt=&Apache::lonlocal::texthash(
1829: 'diso' => 'Discussion filtering options',
1830: );
1831: my $bodytag=&Apache::loncommon::bodytag('Discussion options',
1832: '','');
1833: if ($contrib{'version'}) {
1834: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
1835: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
1836: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
1837: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1838: if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
1839: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1840: my $lastname = $names{'lastname'};
1841: my $firstname = $names{'firstname'};
1842: if ($lastname eq '') {
1843: $lastname = '_';
1844: }
1845: if ($firstname eq '') {
1846: $firstname = '_';
1847: }
1848: unless (defined($namesort{$lastname})) {
1849: %{$namesort{$lastname}} = ();
1850: }
1851: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
1852: $postcounts{$poster} ++;
1853: if (defined($namesort{$lastname}{$firstname})) {
1854: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1855: push @{$namesort{$lastname}{$firstname}}, $poster;
1856: }
1857: } else {
1858: @{$namesort{$lastname}{$firstname}} = ("$poster");
1859: }
1860: }
1861: }
1862: }
1863: }
1864: $r->print(<<END);
1865: <html>
1866: <head>
1867: <title>$lt{'diso'}</title>
1868: <meta http-equiv="pragma" content="no-cache" />
1869: </head>
1870: $bodytag
1871: <form name="pickpostersform" method="post">
1872: <table border="0">
1873: <tr>
1874: <td bgcolor="#777777">
1875: <table border="0" cellpadding="3">
1876: <tr bgcolor="#e6ffff">
1877: <td><b>No.</b></td>
1878: <td><b>Select</b></td>
1879: <td><b>Fullname</b><font color="#999999">(Username/domain)</font></td>
1880: <td><b>Posts</td>
1881: </tr>
1882: END
1883: my $count = 0;
1884: foreach my $last (sort keys %namesort) {
1885: foreach my $first (sort keys %{$namesort{$last}}) {
1886: foreach (sort @{$namesort{$last}{$first}}) {
1887: my ($uname,$udom) = split/:/,$_;
1888: if (!$uname || !$udom) {
1889: next;
1890: } else {
1891: $count ++;
1892: $r->print('<tr bgcolor="#ffffe6"><td align="right">'.$count.'</td><td align="center"><input name="stuinfo" type="checkbox" value="'.$_.'" /></td><td>'.$last.', '.$first.' ('.$uname.','.$udom.')</td><td>'.$postcounts{$_}.'</td></tr>');
1893: }
1894: }
1895: }
1896: }
1897: $r->print(<<END);
1898: </table>
1899: </td>
1900: </tr>
1901: </table>
1902: <br />
1903: <input type="hidden" name="sortposts" value="$sortposts" />
1904: <input type="hidden" name="userpick" value="$symb" />
1905: <input type="button" name="store" value="Display posts" onClick="javascript:document.pickpostersform.submit()" />
1906: </form>
1907: </body>
1908: </html>
1909: END
1910: }
1911:
1.112 raeburn 1912: sub get_post_versions {
1.116 raeburn 1913: my ($versions,$incoming,$htmldecode,$numver) = @_;
1914: if ($incoming =~ /^<version num="0">/) {
1915: my $p = HTML::LCParser->new(\$incoming);
1916: my $done = 0;
1917: while ( (my $token = $p->get_tag("version")) && (!$done)) {
1918: my $num = $token->[1]{num};
1919: my $text = $p->get_text("/version");
1920: if (defined($numver)) {
1921: if ($num == $numver) {
1922: if ($htmldecode) {
1923: $text = &HTML::Entities::decode($text);
1924: }
1925: $$versions{$numver}=$text;
1926: $done = 1;
1927: }
1928: } else {
1929: if ($htmldecode) {
1930: $text = &HTML::Entities::decode($text);
1931: }
1932: $$versions{$num}=$text;
1.112 raeburn 1933: }
1.116 raeburn 1934: }
1935: } else {
1936: if (!defined($numver)) {
1937: $numver = 0;
1938: }
1939: if ($htmldecode) {
1940: $$versions{$numver} = $incoming;
1.112 raeburn 1941: } else {
1.116 raeburn 1942: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 1943: }
1944: }
1945: return;
1946: }
1947:
1.113 raeburn 1948: sub get_post_attachments {
1949: my ($attachments,$attachmenturls) = @_;
1950: my $num;
1.116 raeburn 1951: if ($attachmenturls =~ m/^<attachment id="0">/) {
1952: my $p = HTML::LCParser->new(\$attachmenturls);
1953: while (my $token = $p->get_tag("attachment","filename","post")) {
1954: if ($token->[0] eq "attachment") {
1955: $num = $token->[1]{id};
1956: %{$$attachments{$num}} =();
1957: } elsif ($token->[0] eq "filename") {
1958: $$attachments{$num}{'filename'} = $p->get_text("/filename");
1959: } elsif ($token->[0] eq "post") {
1960: my $id = $token->[1]{id};
1961: $$attachments{$num}{$id} = $p->get_text("/post");
1962: }
1.113 raeburn 1963: }
1.116 raeburn 1964: } else {
1965: %{$$attachments{'0'}} = ();
1966: $$attachments{'0'}{'filename'} = $attachmenturls;
1967: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 1968: }
1.116 raeburn 1969:
1.113 raeburn 1970: return;
1971: }
1972:
1973: sub fail_redirect {;
1.6 albertel 1974: my ($r,$feedurl) = @_;
1.70 www 1975: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.6 albertel 1976: $r->print (<<ENDFAILREDIR);
1.72 albertel 1977: <html>
1.5 www 1978: <head><title>Feedback not sent</title>
1.63 albertel 1979: <meta http-equiv="pragma" content="no-cache" />
1980: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.5 www 1981: </head>
1982: <body bgcolor="#FFFFFF">
1.63 albertel 1983: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.8 www 1984: <b>Sorry, no recipients ...</b>
1.121 albertel 1985: <br /><a href="$feedurl">Continue</a>
1.5 www 1986: </body>
1987: </html>
1988: ENDFAILREDIR
1989: }
1.4 www 1990:
1.6 albertel 1991: sub redirect_back {
1.101 raeburn 1992: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$status,$previous,$sort,$rolefilter,$statusfilter,$secpick,$numpicks) = @_;
1.100 raeburn 1993: my $sorttag = '';
1.101 raeburn 1994: my $roletag = '';
1995: my $statustag = '';
1996: my $sectag = '';
1997: my $userpicktag = '';
1998: my $qrystr = '';
1.80 raeburn 1999: my $prevtag = '';
1.133 albertel 2000:
1.135 albertel 2001: &Apache::loncommon::content_type($r,'text/html');
2002: $r->send_http_header;
2003:
1.133 albertel 2004: &dewrapper(\$feedurl);
1.70 www 2005: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2006: if ($previous > 0) {
2007: $qrystr = 'previous='.$previous;
2008: if ($feedurl =~ /\?register=1/) {
2009: $feedurl .= '&'.$qrystr;
2010: } else {
2011: $feedurl .= '?'.$qrystr;
2012: }
2013: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2014: }
1.100 raeburn 2015: if (defined($sort)) {
2016: my $sortqry = 'sortposts='.$sort;
2017: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
2018: $feedurl .= '&'.$sortqry;
2019: } else {
2020: $feedurl .= '?'.$sortqry;
2021: }
2022: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.101 raeburn 2023: if ( (defined($numpicks)) && ($numpicks > 0) ) {
2024: my $userpickqry = 'totposters='.$numpicks;
2025: $feedurl .= '&'.$userpickqry;
2026: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2027: } else {
2028: my $roleqry = 'rolefilter='.$rolefilter;
2029: $feedurl .= '&'.$roleqry;
2030: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2031: $feedurl .= '&statusfilter='.$statusfilter;
2032: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2033: $feedurl .= '§ionpick='.$secpick;
2034: $sectag = '<input type="hidden" name="sectionpick" value="'.$secpick.'" />';
2035: }
1.100 raeburn 2036: }
1.129 albertel 2037: $feedurl=&Apache::lonenc::check_encrypt($feedurl);
1.6 albertel 2038: $r->print (<<ENDREDIR);
1.72 albertel 2039: <html>
1.3 www 2040: <head>
2041: <title>Feedback sent</title>
1.63 albertel 2042: <meta http-equiv="pragma" content="no-cache" />
1.80 raeburn 2043: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
1.2 www 2044: </head>
1.49 www 2045: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
1.63 albertel 2046: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.5 www 2047: $typestyle
1.32 albertel 2048: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.63 albertel 2049: <font color="red">$status</font>
1.49 www 2050: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2051: $prevtag
1.100 raeburn 2052: $sorttag
1.101 raeburn 2053: $statustag
2054: $roletag
2055: $sectag
2056: $userpicktag
1.49 www 2057: </form>
1.121 albertel 2058: <br /><a href="$feedurl">Continue</a>
1.2 www 2059: </body>
2060: </html>
2061: ENDREDIR
2062: }
1.6 albertel 2063:
2064: sub no_redirect_back {
2065: my ($r,$feedurl) = @_;
1.107 www 2066: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.120 albertel 2067: my $continue=&mt('Continue');
1.6 albertel 2068: $r->print (<<ENDNOREDIR);
1.72 albertel 2069: <html>
1.2 www 2070: <head><title>Feedback not sent</title>
1.63 albertel 2071: <meta http-equiv="pragma" content="no-cache" />
1.7 albertel 2072: ENDNOREDIR
2073:
1.8 www 2074: if ($feedurl!~/^\/adm\/feedback/) {
1.129 albertel 2075: $r->print('<meta HTTP-EQUIV="Refresh" CONTENT="2; url='.
2076: &Apache::lonenc::check_encrypt($feedurl).'">');
1.7 albertel 2077: }
1.129 albertel 2078: $feedurl=&Apache::lonenc::check_encrypt($feedurl);
1.8 www 2079: $r->print (<<ENDNOREDIRTWO);
1.2 www 2080: </head>
1.49 www 2081: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { self.close(); }'>
1.63 albertel 2082: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.107 www 2083: <b>$nofeed</b>
1.121 albertel 2084: <br /><a href="$feedurl">$continue</a>
1.2 www 2085: </body>
2086: </html>
1.8 www 2087: ENDNOREDIRTWO
1.2 www 2088: }
1.6 albertel 2089:
2090: sub screen_header {
1.141 ! raeburn 2091: my ($feedurl,$symb) = @_;
1.65 www 2092: my $msgoptions='';
2093: my $discussoptions='';
1.102 raeburn 2094: unless (($ENV{'form.replydisc'}) || ($ENV{'form.editdisc'})) {
1.65 www 2095: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/)) {
2096: $msgoptions=
2097: '<p><input type="checkbox" name="author" /> '.
2098: &mt('Feedback to resource author').'</p>';
2099: }
2100: if (&feedback_available(1)) {
2101: $msgoptions.=
2102: '<br /><input type="checkbox" name="question" /> '.
2103: &mt('Question about resource content');
2104: }
2105: if (&feedback_available(0,1)) {
2106: $msgoptions.=
2107: '<br /><input type="checkbox" name="course" /> '.
2108: &mt('Question/Comment/Feedback about course content');
2109: }
2110: if (&feedback_available(0,0,1)) {
2111: $msgoptions.=
2112: '<br /><input type="checkbox" name="policy" /> '.
2113: &mt('Question/Comment/Feedback about course policy');
2114: }
2115: }
2116: if ($ENV{'request.course.id'}) {
1.141 ! raeburn 2117: if (&discussion_open(undef,$symb) &&
1.90 albertel 2118: &Apache::lonnet::allowed('pch',
1.65 www 2119: $ENV{'request.course.id'}.
2120: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.74 www 2121: $discussoptions='<input type="checkbox" name="discuss" onClick="this.form.anondiscuss.checked=false;" '.
2122: ($ENV{'form.replydisc'}?' checked="1"':'').' /> '.
1.65 www 2123: &mt('Contribution to course discussion of resource');
2124: $discussoptions.='<br /><input type="checkbox" name="anondiscuss" onClick="this.form.discuss.checked=false;" /> '.
2125: &mt('Anonymous contribution to course discussion of resource').
2126: ' <i>('.&mt('name only visible to course faculty').')</i>';
1.141 ! raeburn 2127: }
1.65 www 2128: }
1.74 www 2129: if ($msgoptions) { $msgoptions='<h2><img src="/adm/lonMisc/feedback.gif" />'.&mt('Sending Messages').'</h2>'.$msgoptions; }
1.65 www 2130: if ($discussoptions) {
1.74 www 2131: $discussoptions='<h2><img src="/adm/lonMisc/chat.gif" />'.&mt('Discussion Contributions').'</h2>'.$discussoptions; }
1.65 www 2132: return $msgoptions.$discussoptions;
1.6 albertel 2133: }
2134:
2135: sub resource_output {
2136: my ($feedurl) = @_;
1.46 albertel 2137: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2138: $usersaw=~s/\<body[^\>]*\>//gi;
2139: $usersaw=~s/\<\/body\>//gi;
2140: $usersaw=~s/\<html\>//gi;
2141: $usersaw=~s/\<\/html\>//gi;
2142: $usersaw=~s/\<head\>//gi;
2143: $usersaw=~s/\<\/head\>//gi;
2144: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2145: return $usersaw;
2146: }
2147:
2148: sub clear_out_html {
1.39 www 2149: my ($message,$override)=@_;
1.88 www 2150: unless (&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2151: # Always allow the <m>-tag
2152: my %html=(M=>1);
2153: # Check if more is allowed
1.37 albertel 2154: my $cid=$ENV{'request.course.id'};
1.39 www 2155: if (($ENV{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
2156: ($override)) {
1.37 albertel 2157: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2158: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
2159: # <SUP>
1.107 www 2160: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2161: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
2162: M=>1, SUB=>1, SUP=>1, SPAN=>1,
2163: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1);
2164: }
2165: # Do the substitution of everything that is not explicitly allowed
2166: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2167: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.107 www 2168: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2169: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2170: return $message;
2171: }
2172:
2173: sub assemble_email {
1.40 albertel 2174: my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_;
1.6 albertel 2175: my $email=<<"ENDEMAIL";
2176: $message
2177: ENDEMAIL
2178: my $citations=<<"ENDCITE";
2179: <h2>Previous attempts of student (if applicable)</h2>
2180: $prevattempts
1.63 albertel 2181: <br /><hr />
1.6 albertel 2182: <h2>Original screen output (if applicable)</h2>
2183: $usersaw
1.40 albertel 2184: <h2>Correct Answer(s) (if applicable)</h2>
2185: $useranswer
1.6 albertel 2186: ENDCITE
2187: return ($email,$citations);
2188: }
2189:
1.35 www 2190: sub secapply {
2191: my $rec=shift;
1.36 www 2192: my $defaultflag=shift;
2193: $rec=~s/\s+//g;
2194: $rec=~s/\@/\:/g;
2195: my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
2196: if ($sections) {
2197: foreach (split(/\;/,$sections)) {
2198: if (($_ eq $ENV{'request.course.sec'}) ||
2199: ($defaultflag && ($_ eq '*'))) {
2200: return $adr;
2201: }
2202: }
2203: } else {
2204: return $rec;
2205: }
2206: return '';
1.35 www 2207: }
2208:
1.6 albertel 2209: sub decide_receiver {
1.36 www 2210: my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
1.6 albertel 2211: my $typestyle='';
2212: my %to=();
1.36 www 2213: if ($ENV{'form.author'}||$author) {
1.8 www 2214: $typestyle.='Submitting as Author Feedback<br>';
1.6 albertel 2215: $feedurl=~/^\/res\/(\w+)\/(\w+)\//;
2216: $to{$2.':'.$1}=1;
2217: }
1.36 www 2218: if ($ENV{'form.question'}||$question) {
1.8 www 2219: $typestyle.='Submitting as Question<br>';
1.24 harris41 2220: foreach (split(/\,/,
2221: $ENV{'course.'.$ENV{'request.course.id'}.'.question.email'})
2222: ) {
1.36 www 2223: my $rec=&secapply($_,$defaultflag);
2224: if ($rec) { $to{$rec}=1; }
1.24 harris41 2225: }
1.6 albertel 2226: }
1.36 www 2227: if ($ENV{'form.course'}||$course) {
1.63 albertel 2228: $typestyle.='Submitting as Comment<br />';
1.24 harris41 2229: foreach (split(/\,/,
2230: $ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'})
2231: ) {
1.36 www 2232: my $rec=&secapply($_,$defaultflag);
2233: if ($rec) { $to{$rec}=1; }
1.24 harris41 2234: }
1.6 albertel 2235: }
1.36 www 2236: if ($ENV{'form.policy'}||$policy) {
1.63 albertel 2237: $typestyle.='Submitting as Policy Feedback<br />';
1.24 harris41 2238: foreach (split(/\,/,
2239: $ENV{'course.'.$ENV{'request.course.id'}.'.policy.email'})
2240: ) {
1.36 www 2241: my $rec=&secapply($_,$defaultflag);
2242: if ($rec) { $to{$rec}=1; }
1.24 harris41 2243: }
1.6 albertel 2244: }
1.36 www 2245: if ((scalar(%to) eq '0') && (!$defaultflag)) {
2246: ($typestyle,%to)=
2247: &decide_receiver($feedurl,$author,$question,$course,$policy,1);
2248: }
1.6 albertel 2249: return ($typestyle,%to);
1.36 www 2250: }
2251:
2252: sub feedback_available {
2253: my ($question,$course,$policy)=@_;
2254: my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
2255: return scalar(%to);
1.6 albertel 2256: }
2257:
2258: sub send_msg {
1.43 www 2259: my ($feedurl,$email,$citations,$attachmenturl,%to)=@_;
1.6 albertel 2260: my $status='';
2261: my $sendsomething=0;
1.24 harris41 2262: foreach (keys %to) {
1.6 albertel 2263: if ($_) {
1.22 www 2264: my $declutter=&Apache::lonnet::declutter($feedurl);
1.8 www 2265: unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$_),
1.43 www 2266: 'Feedback ['.$declutter.']',$email,$citations,$feedurl,
2267: $attachmenturl)=~/ok/) {
1.63 albertel 2268: $status.='<br />'.&mt('Error sending message to').' '.$_.'<br />';
1.6 albertel 2269: } else {
2270: $sendsomething++;
2271: }
2272: }
1.24 harris41 2273: }
1.18 www 2274:
2275: my %record=&Apache::lonnet::restore('_feedback');
2276: my ($temp)=keys %record;
2277: unless ($temp=~/^error\:/) {
2278: my %newrecord=();
2279: $newrecord{'resource'}=$feedurl;
2280: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2281: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
1.63 albertel 2282: $status.='<br />'.&mt('Not registered').'<br />';
1.18 www 2283: }
2284: }
2285:
1.6 albertel 2286: return ($status,$sendsomething);
2287: }
2288:
1.13 www 2289: sub adddiscuss {
1.78 raeburn 2290: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2291: my $status='';
1.122 raeburn 2292: my $realsymb;
2293: if ($symb=~/^bulletin___/) {
2294: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2295: $filename=~s|^adm/wrapper/||;
2296: $realsymb=&Apache::lonnet::symbread($filename);
2297: }
2298: if (&discussion_open(undef,$realsymb) &&
1.90 albertel 2299: &Apache::lonnet::allowed('pch',$ENV{'request.course.id'}.
1.23 www 2300: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))) {
1.20 www 2301:
1.13 www 2302: my %contrib=('message' => $email,
2303: 'sendername' => $ENV{'user.name'},
1.26 www 2304: 'senderdomain' => $ENV{'user.domain'},
2305: 'screenname' => $ENV{'environment.screenname'},
2306: 'plainname' => $ENV{'environment.firstname'}.' '.
2307: $ENV{'environment.middlename'}.' '.
2308: $ENV{'environment.lastname'}.' '.
1.42 www 2309: $ENV{'enrironment.generation'},
1.78 raeburn 2310: 'attachmenturl'=> $attachmenturl,
2311: 'subject' => $subject);
1.65 www 2312: if ($ENV{'form.replydisc'}) {
1.66 www 2313: $contrib{'replyto'}=(split(/\:\:\:/,$ENV{'form.replydisc'}))[1];
1.65 www 2314: }
1.14 www 2315: if ($anon) {
2316: $contrib{'anonymous'}='true';
2317: }
1.13 www 2318: if (($symb) && ($email)) {
1.102 raeburn 2319: if ($ENV{'form.editdisc'}) {
2320: my %newcontrib = ();
2321: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2322: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
2323: $contrib{'timestamp'} = time;
2324: $contrib{'history'} = '';
2325: my $numoldver = 0;
2326: my ($oldsymb,$oldidx)=split(/\:\:\:/,$ENV{'form.editdisc'});
1.132 albertel 2327: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2328: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2329: # get timestamp for last post and history
2330: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$ENV{'request.course.id'},
2331: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2332: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2333: if (defined($oldcontrib{$oldidx.':replyto'})) {
2334: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2335: }
2336: if (defined($oldcontrib{$oldidx.':history'})) {
2337: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
2338: my @oldversions = split/:/,$oldcontrib{$oldidx.':history'};
2339: $numoldver = @oldversions;
2340: } else {
2341: $numoldver = 1;
2342: }
2343: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2344: }
1.108 raeburn 2345: my $numnewver = $numoldver + 1;
1.102 raeburn 2346: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2347: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2348: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2349: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2350: } else {
1.112 raeburn 2351: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2352: }
1.102 raeburn 2353: }
2354: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2355: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2356: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2357: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2358: } else {
1.112 raeburn 2359: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2360: }
1.102 raeburn 2361: }
2362: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
2363: foreach (keys %contrib) {
2364: my $key = $oldidx.':'.&Apache::lonnet::escape($oldsymb).':'.$_;
2365: $newcontrib{$key} = $contrib{$_};
2366: }
2367: my $put_reply = &Apache::lonnet::putstore($ENV{'request.course.id'},
2368: \%newcontrib,
2369: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2370: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2371: $status='Editing class discussion'.($anon?' (anonymous)':'');
2372: } else {
2373: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
2374: &Apache::lonnet::store(\%contrib,$symb,$ENV{'request.course.id'},
1.13 www 2375: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1.17 www 2376: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.102 raeburn 2377: }
1.21 www 2378: my %storenewentry=($symb => time);
1.63 albertel 2379: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2380: &Apache::lonnet::put('discussiontimes',\%storenewentry,
2381: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2382: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.13 www 2383: }
1.17 www 2384: my %record=&Apache::lonnet::restore('_discussion');
2385: my ($temp)=keys %record;
2386: unless ($temp=~/^error\:/) {
2387: my %newrecord=();
2388: $newrecord{'resource'}=$symb;
2389: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2390: $status.='<br />'.&mt('Registering').': '.
1.21 www 2391: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2392: }
2393: } else {
2394: $status.='Failed.';
1.17 www 2395: }
1.63 albertel 2396: return $status.'<br />';
1.13 www 2397: }
2398:
1.33 www 2399: # ----------------------------------------------------------- Preview function
2400:
2401: sub show_preview {
2402: my $r=shift;
1.135 albertel 2403: &Apache::loncommon::content_type($r,'text/html');
2404: $r->send_http_header;
1.33 www 2405: my $message=&clear_out_html($ENV{'form.comment'});
2406: $message=~s/\n/\<br \/\>/g;
1.106 www 2407: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2408: $message=&Apache::lontexconvert::msgtexconverted($message);
1.78 raeburn 2409: my $subject=&clear_out_html($ENV{'form.subject'});
2410: $subject=~s/\n/\<br \/\>/g;
2411: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.33 www 2412: $r->print('<table border="2"><tr><td>'.
1.78 raeburn 2413: '<b>Subject:</b> '.$subject.'<br /><br />'.
1.33 www 2414: $message.'</td></tr></table>');
2415: }
2416:
2417: sub generate_preview_button {
1.107 www 2418: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 2419: return(<<ENDPREVIEW);
2420: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.78 raeburn 2421: <input type="hidden" name="subject">
1.33 www 2422: <input type="hidden" name="comment" />
1.65 www 2423: <input type="button" value="$pre"
1.119 albertel 2424: 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 2425: </form>
2426: ENDPREVIEW
2427: }
1.71 www 2428:
1.108 raeburn 2429: sub modify_attachments {
2430: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls)=@_;
1.124 raeburn 2431: my $orig_subject = &Apache::lonnet::unescape($ENV{'form.subject'});
2432: my $subject=&clear_out_html($orig_subject);
1.108 raeburn 2433: $subject=~s/\n/\<br \/\>/g;
2434: $subject=&Apache::lontexconvert::msgtexconverted($subject);
2435: my $timestamp=$ENV{'form.timestamp'};
2436: my $numoldver=$ENV{'form.numoldver'};
2437: my $bodytag=&Apache::loncommon::bodytag('Discussion Post Attachments',
2438: '','');
2439: my $msg = '';
1.113 raeburn 2440: my %attachments = ();
1.108 raeburn 2441: my %currattach = ();
2442: if ($idx) {
1.113 raeburn 2443: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 2444: }
1.139 albertel 2445: &Apache::lonenc::check_encrypt(\$symb);
1.108 raeburn 2446: $r->print(<<END);
2447: <html>
2448: <head>
2449: <title>Managing Attachments</title>
2450: <script>
2451: function setAction () {
2452: document.modattachments.action = document.modattachments.origpage.value;
2453: document.modattachments.submit();
2454: }
2455: </script>
2456: </head>
2457: $bodytag
2458: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
2459: <table border="2">
2460: <tr>
2461: <td>
1.124 raeburn 2462: <b>Subject:</b> $subject</b><br /><br />
1.108 raeburn 2463: END
2464: if ($idx) {
2465: if ($attachmenturls) {
2466: my @currold = keys %currattach;
2467: if (@currold > 0) {
2468: $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 2469: foreach my $id (@currold) {
2470: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
2471: $attachurl =~ m#/([^/]+)$#;
2472: $r->print('<input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'<br />'."\n");
1.108 raeburn 2473: }
2474: $r->print("<br />");
2475: }
2476: }
2477: }
2478: if (@{$currnewattach} > 0) {
2479: $r->print("The following attachments have been uploaded for inclusion with this posting.<br />Check the checkboxes for any you wish to remove<br />\n");
2480: foreach (@{$currnewattach}) {
2481: $_ =~ m#/([^/]+)$#;
2482: $r->print('<input type="checkbox" name="delnewattach" value="'.$_.'" /> '.$1.'<br />'."\n");
2483: }
2484: $r->print("<br />");
2485: }
2486: $r->print(<<END);
2487: Add a new attachment to this post. <input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onClick="this.form.submit()" />
2488: </td>
2489: </tr>
2490: </table>
2491: <input type="hidden" name="subject" value="$ENV{'form.subject'}" />
2492: <input type="hidden" name="comment" value="$ENV{'form.comment'}" />
2493: <input type="hidden" name="timestamp" value="$ENV{'form.timestamp'}" />
2494: <input type="hidden" name="idx" value="$ENV{'form.idx'}" />
2495: <input type="hidden" name="numoldver" value="$ENV{'form.numoldver'}" />
2496: <input type="hidden" name="origpage" value="$ENV{'form.origpage'}" />
2497: <input type="hidden" name="anondiscuss" value="$ENV{'form.anondiscuss'}" />
2498: <input type="hidden" name="discuss" value="$ENV{'form.discuss'}" />
2499: END
2500: foreach (@{$currnewattach}) {
2501: $r->print('<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n");
2502: }
2503: foreach (@{$currdelold}) {
2504: $r->print('<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n");
2505: }
2506: $r->print(<<END);
2507: <input type="button" name="rtntoedit" value="Store Changes" onClick="setAction()"/>
2508: </form>
2509: </body>
2510: </html>
2511: END
2512: return;
2513: }
2514:
2515: sub process_attachments {
2516: my ($currnewattach,$currdelold,$keepold) = @_;
2517: if (exists($ENV{'form.currnewattach'})) {
2518: if (ref($ENV{'form.currnewattach'}) eq 'ARRAY') {
2519: @{$currnewattach} = @{$ENV{'form.currnewattach'}};
2520: } else {
2521: $$currnewattach[0] = $ENV{'form.currnewattach'};
2522: }
2523: }
2524: if (exists($ENV{'form.deloldattach'})) {
2525: if (ref($ENV{'form.deloldattach'}) eq 'ARRAY') {
2526: @{$currdelold} = @{$ENV{'form.deloldattach'}};
2527: } else {
2528: $$currdelold[0] = $ENV{'form.deloldattach'};
2529: }
2530: }
2531: if (exists($ENV{'form.delnewattach'})) {
2532: my @currdelnew = ();
2533: my @currnew = ();
2534: if (ref($ENV{'form.delnewattach'}) eq 'ARRAY') {
2535: @currdelnew = @{$ENV{'form.delnewattach'}};
2536: } else {
2537: $currdelnew[0] = $ENV{'form.delnewattach'};
2538: }
2539: foreach my $newone (@{$currnewattach}) {
2540: my $delflag = 0;
2541: foreach (@currdelnew) {
2542: if ($newone eq $_) {
2543: $delflag = 1;
2544: last;
2545: }
2546: }
2547: unless ($delflag) {
2548: push @currnew, $newone;
2549: }
2550: }
2551: @{$currnewattach} = @currnew;
2552: }
2553: if (exists($ENV{'form.keepold'})) {
2554: if (ref($ENV{'form.keepold'}) eq 'ARRAY') {
2555: @{$keepold} = @{$ENV{'form.keepold'}};
2556: } else {
2557: $$keepold[0] = $ENV{'form.keepold'};
2558: }
2559: }
2560: }
2561:
2562: sub generate_attachments_button {
2563: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,$numoldver,$mode) = @_;
2564: my $origpage = $ENV{'REQUEST_URI'};
2565: my $att=$attachnum.' '.&mt("attachments");
2566: my $response = (<<END);
2567: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
2568: Click to add/remove attachments: <input type="button" value="$att"
1.124 raeburn 2569: 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 2570: END
2571: unless ($mode eq 'board') {
2572: $response .= 'javascript:anonchk();';
2573: }
2574: $response .= (<<ENDATTACH);
2575: this.form.submit();" />
2576: <input type="hidden" name="origpage" value="$origpage" />
2577: <input type="hidden" name="idx" value="$idx" />
2578: <input type="hidden" name="timestamp" value="$now" />
2579: <input type="hidden" name="subject" />
2580: <input type="hidden" name="comment" />
2581: <input type="hidden" name="anondiscuss" value = "0";
2582: <input type="hidden" name="discuss" value = "0";
2583: <input type="hidden" name="numoldver" value="$numoldver" />
2584: ENDATTACH
2585: if (defined($deloldattach)) {
2586: if (@{$deloldattach} > 0) {
2587: foreach (@{$deloldattach}) {
2588: $response .= '<input type="hidden" name="deloldattach" value="'.$_.'" />'."\n";
2589: }
2590: }
2591: }
2592: if (defined($currnewattach)) {
2593: if (@{$currnewattach} > 0) {
2594: foreach (@{$currnewattach}) {
2595: $response .= '<input type="hidden" name="currnewattach" value="'.$_.'" />'."\n";
2596: }
2597: }
2598: }
2599: $response .= '</form>';
2600: return $response;
2601: }
2602:
2603: sub extract_attachments {
2604: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 2605: %{$attachments}=();
2606: &get_post_attachments($attachments,$attachmenturls);
2607: foreach my $id (sort keys %{$attachments}) {
2608: if (exists($$attachments{$id}{$numoldver})) {
2609: if (defined($currdelold)) {
2610: if (@{$currdelold} > 0) {
2611: unless (grep/^$id$/,@{$currdelold}) {
2612: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2613: }
1.113 raeburn 2614: } else {
2615: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2616: }
1.116 raeburn 2617: } else {
2618: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 2619: }
2620: }
1.116 raeburn 2621: }
2622: my @attached = (sort { $a <=> $b } keys %{$currattach});
2623: if (@attached == 1) {
2624: my $id = $attached[0];
2625: my $attachurl;
2626: if ($attachmenturls =~ m/^<attachment id="0">/) {
2627: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
2628: } else {
2629: $attachurl = $$attachments{$id}{'filename'};
2630: }
2631: $attachurl=~m|/([^/]+)$|;
2632: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
2633: $1.'</tt></a><br />';
2634: &Apache::lonnet::allowuploaded('/adm/feedback',
2635: $attachurl);
2636: } elsif (@attached > 1) {
2637: $$message.='<ol>';
2638: foreach (@attached) {
2639: my $id = $_;
1.113 raeburn 2640: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 2641: my ($fname)
2642: =($attachurl=~m|/([^/]+)$|);
2643: $$message .= '<li><a href="'.$attachurl.
2644: '"><tt>'.
2645: $fname.'</tt></a></li>';
1.108 raeburn 2646: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 2647: $attachurl);
1.108 raeburn 2648: }
1.116 raeburn 2649: $$message .= '</ol>';
1.108 raeburn 2650: }
2651: }
2652:
2653: sub construct_attachmenturl {
2654: my ($currnewattach,$keepold,$symb,$idx)=@_;
2655: my $oldattachmenturl;
2656: my $newattachmenturl;
1.113 raeburn 2657: my $startnum = 0;
1.108 raeburn 2658: my $currver = 0;
2659: if (($ENV{'form.editdisc'}) && ($idx)) {
2660: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2661: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2662: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2663: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
2664: if ($contrib{$idx.':history'}) {
2665: if ($contrib{$idx.':history'} =~ /:/) {
2666: my @oldversions = split/:/,$contrib{$idx.':history'};
2667: $currver = 1 + scalar(@oldversions);
2668: } else {
2669: $currver = 2;
2670: }
2671: } else {
2672: $currver = 1;
2673: }
2674: if ($oldattachmenturl) {
1.113 raeburn 2675: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
2676: my %attachments = ();
2677: my $prevver = $currver-1;
2678: &get_post_attachments(\%attachments,$oldattachmenturl);
1.116 raeburn 2679: my $numattach = scalar(keys %attachments);
1.113 raeburn 2680: $startnum += $numattach;
2681: foreach my $num (sort {$a <=> $b} keys %attachments) {
2682: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.116 raeburn 2683: foreach $_ (sort {$a <=> $b} keys %{$attachments{$num}}) {
2684: unless ($_ eq 'filename') {
2685: $newattachmenturl .= '<post id="'.$_.'">'.$attachments{$num}{$_}.'</post>';
2686: }
1.113 raeburn 2687: }
2688: if (grep/^$num$/,@{$keepold}) {
2689: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 2690: }
1.113 raeburn 2691: $newattachmenturl .= '</attachment>';
1.108 raeburn 2692: }
2693: } else {
1.116 raeburn 2694: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 2695: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 2696: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 2697: }
1.113 raeburn 2698: $newattachmenturl .= '</attachment>';
1.108 raeburn 2699: $startnum ++;
2700: }
2701: }
2702: }
2703: for (my $i=0; $i<@{$currnewattach}; $i++) {
2704: my $attachnum = $startnum + $i;
1.113 raeburn 2705: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 2706: }
2707: return $newattachmenturl;
2708: }
1.128 raeburn 2709:
2710: sub has_discussion {
2711: my $resourcesref = shift;
2712: my $navmap = Apache::lonnavmaps::navmap->new();
2713: my @allres=$navmap->retrieveResources();
2714: foreach my $resource (@allres) {
2715: if ($resource->hasDiscussion()) {
2716: my $ressymb;
2717: if ($resource->symb() =~ m-(___adm/\w+/\w+)/(\d+)/bulletinboard$-) {
2718: $ressymb = 'bulletin___'.$2.$1.'/'.$2.'/bulletinboard';
2719: } else {
2720: $ressymb = $resource->symb();
2721: }
2722: push @{$resourcesref}, $ressymb;
2723: }
2724: }
2725: return;
2726: }
1.108 raeburn 2727:
1.6 albertel 2728: sub handler {
2729: my $r = shift;
1.8 www 2730: if ($r->header_only) {
1.71 www 2731: &Apache::loncommon::content_type($r,'text/html');
1.8 www 2732: $r->send_http_header;
2733: return OK;
2734: }
1.15 www 2735:
2736: # --------------------------- Get query string for limited number of parameters
2737:
1.97 raeburn 2738: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.137 albertel 2739: ['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']);
1.111 raeburn 2740: if ($ENV{'form.discsymb'}) {
1.133 albertel 2741: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($ENV{'form.discsymb'});
1.111 raeburn 2742: my $readkey = $symb.'_read';
2743: my $chgcount = 0;
1.133 albertel 2744: my %readinghash = &Apache::lonnet::get('nohist_'.$ENV{'request.course.id'}.'_discuss',[$readkey],$ENV{'user.domain'},$ENV{'user.name'});
1.111 raeburn 2745: foreach my $key (keys %ENV) {
2746: if ($key =~ m/^form\.postunread_(\d+)/) {
2747: if ($readinghash{$readkey} =~ /\.$1\./) {
2748: $readinghash{$readkey} =~ s/\.$1\.//;
2749: $chgcount ++;
2750: }
2751: } elsif ($key =~ m/^form\.postread_(\d+)/) {
2752: unless ($readinghash{$readkey} =~ /\.$1\./) {
2753: $readinghash{$readkey} .= '.'.$1.'.';
2754: $chgcount ++;
2755: }
2756: }
2757: }
2758: if ($chgcount > 0) {
1.133 albertel 2759: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
2760: \%readinghash,$ENV{'user.domain'},$ENV{'user.name'});
1.111 raeburn 2761: }
1.133 albertel 2762: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
2763: '0','0','',$ENV{'form.previous'},'','','',);
1.111 raeburn 2764: return OK;
2765: }
1.109 raeburn 2766: if ($ENV{'form.allversions'}) {
2767: &Apache::loncommon::content_type($r,'text/html');
2768: $r->send_http_header;
1.133 albertel 2769: my $bodytag=&Apache::loncommon::bodytag('Discussion Post Versions');
1.109 raeburn 2770: $r->print (<<END);
2771: <html>
2772: <head>
2773: <title>Post Versions</title>
2774: <meta http-equiv="pragma" content="no-cache" />
2775: </head>
2776: $bodytag
2777: END
2778: my $crs='/'.$ENV{'request.course.id'};
2779: if ($ENV{'request.course.sec'}) {
2780: $crs.='_'.$ENV{'request.course.sec'};
2781: }
1.133 albertel 2782: $crs=~s|_|/|g;
1.109 raeburn 2783: my $seeid=&Apache::lonnet::allowed('rin',$crs);
2784: my ($symb,$idx)=split(/\:\:\:/,$ENV{'form.allversions'});
1.133 albertel 2785: ($symb)=&get_feedurl_and_clean_symb($symb);
1.109 raeburn 2786: if ($idx > 0) {
1.116 raeburn 2787: my %messages = ();
2788: my %subjects = ();
2789: my %attachmsgs = ();
2790: my %allattachments = ();
2791: my %imsfiles = ();
2792: my ($screenname,$plainname);
1.133 albertel 2793: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2794: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2795: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2796: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 2797: }
2798: return OK;
2799: }
1.101 raeburn 2800: if ($ENV{'form.posterlist'}) {
1.133 albertel 2801: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.applysort'});
2802: &print_showposters($r,$symb,$ENV{'form.previous'},$feedurl,
2803: $ENV{'form.sortposts'});
1.101 raeburn 2804: return OK;
2805: }
2806: if ($ENV{'form.userpick'}) {
1.133 albertel 2807: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
2808: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.userpick'});
1.101 raeburn 2809: my $numpicks = @posters;
1.133 albertel 2810: my %discinfo;
2811: $discinfo{$symb.'_userpick'} = join('&',@posters);
2812: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
2813: \%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
2814: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0',
2815: '',$ENV{'form.previous'},$ENV{'form.sortposts'},'','','',
2816: $numpicks);
1.101 raeburn 2817: return OK;
2818: }
1.100 raeburn 2819: if ($ENV{'form.applysort'}) {
1.133 albertel 2820: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.applysort'});
2821: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0',
2822: '',$ENV{'form.previous'},$ENV{'form.sortposts'},
2823: $ENV{'form.rolefilter'},$ENV{'form.statusfilter'},
2824: $ENV{'form.secpick'});
1.100 raeburn 2825: return OK;
1.137 albertel 2826: } elsif ($ENV{'form.cmd'} eq 'sortfilter') {
2827: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.symb'});
1.133 albertel 2828: &print_sortfilter_options($r,$symb,$ENV{'form.previous'},$feedurl);
1.100 raeburn 2829: return OK;
1.128 raeburn 2830: } elsif ($ENV{'form.navtime'}) {
1.99 raeburn 2831: my %discinfo = ();
2832: my @resources = ();
1.128 raeburn 2833: if (defined($ENV{'form.navmaps'})) {
2834: if ($ENV{'form.navmaps'} =~ /:/) {
2835: @resources = split/:/,$ENV{'form.navmaps'};
2836: } else {
2837: @resources = ("$ENV{'form.navmaps'}");
2838: }
1.99 raeburn 2839: } else {
1.128 raeburn 2840: &has_discussion(\@resources);
1.99 raeburn 2841: }
2842: my $numitems = @resources;
2843: my $feedurl = '/adm/navmaps';
1.133 albertel 2844: if ($ENV{'form.navurl'}) { $feedurl .= '?'.$ENV{'form.navurl'}; }
1.99 raeburn 2845: my %lt = &Apache::lonlocal::texthash(
2846: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 2847: 'robb' => 'resources/bulletin boards.',
2848: 'twnp' => 'There are currently no resources or bulletin boards with unread discussion postings.'
1.99 raeburn 2849: );
2850: foreach (@resources) {
2851: # backward compatibility (bulletin boards used to be 'wrapped')
2852: my $ressymb=$_;
1.132 albertel 2853: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 2854: if ($ressymb =~ m/bulletin___\d+___/) {
2855: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
2856: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper/|;
2857: }
2858: }
2859: my $lastkey = $ressymb.'_lastread';
1.127 albertel 2860: $discinfo{$lastkey} = $ENV{'form.navtime'};
1.99 raeburn 2861: }
1.128 raeburn 2862: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
2863: if ($numitems > 0) {
1.133 albertel 2864: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
2865: \%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.128 raeburn 2866: } else {
2867: $textline = "<b>$lt{'twnp'}</b>";
2868: }
1.99 raeburn 2869: &Apache::loncommon::content_type($r,'text/html');
2870: $r->send_http_header;
2871: $r->print (<<ENDREDIR);
2872: <html>
2873: <head>
2874: <title>New posts marked as read</title>
2875: <meta http-equiv="pragma" content="no-cache" />
2876: <meta HTTP-EQUIV="Refresh" CONTENT="2; url=$feedurl" />
2877: </head>
2878: <body bgcolor="#FFFFFF" onLoad='if (window.name!="loncapaclient") { this.document.reldt.submit(); self.close(); }'>
2879: <img align="right" src="/adm/lonIcons/lonlogos.gif" />
1.128 raeburn 2880: $textline
1.99 raeburn 2881: <form name="reldt" action="$feedurl" target="loncapaclient">
2882: </form>
1.121 albertel 2883: <br /><a href="$feedurl">Continue</a>
1.99 raeburn 2884: </body>
2885: </html>
2886: ENDREDIR
2887: return OK;
2888: } elsif ($ENV{'form.modifydisp'}) {
1.133 albertel 2889: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.modifydisp'});
2890: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
2891: split(/_/,$ENV{'form.changes'});
2892: &print_display_options($r,$symb,$ENV{'form.previous'},$dispchgA,
2893: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 2894: return OK;
1.133 albertel 2895: } elsif ($ENV{'form.markondisp'} || $ENV{'form.markonread'} ||
2896: $ENV{'form.allposts'} || $ENV{'form.onlyunread'} ||
2897: $ENV{'form.onlyunmark'} || $ENV{'form.toggoff'} ||
1.137 albertel 2898: $ENV{'form.toggon'} || $ENV{'form.markread'}) {
2899: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.symb'});
2900: my %discinfo;
1.133 albertel 2901: # ------------------------ Modify setting for read/unread toggle for each post
1.138 albertel 2902: if ($ENV{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
2903: if ($ENV{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 2904: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.137 albertel 2905: if ($ENV{'form.markondisp'}) {
2906: $discinfo{$symb.'_lastread'} = time;
2907: $discinfo{$symb.'_markondisp'} = 1;
2908: }
2909: if ($ENV{'form.markonread'}) {
2910: if ( $ENV{'form.previous'} > 0 ) {
2911: $discinfo{$symb.'_lastread'} = $ENV{'form.previous'};
2912: }
2913: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 2914: }
1.133 albertel 2915: # --------------------------------- Modify display setting for this discussion
1.137 albertel 2916: if ($ENV{'form.allposts'}) {
2917: $discinfo{$symb.'_showonlyunread'} = 0;
2918: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 2919: }
1.137 albertel 2920: if ($ENV{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
2921: if ($ENV{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
2922: # ----------------------------------------------------- Mark new posts not NEW
2923: if ($ENV{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
2924: &Apache::lonnet::put('nohist_'.$ENV{'request.course.id'}.'_discuss',
2925: \%discinfo,$ENV{'user.domain'},$ENV{'user.name'});
1.133 albertel 2926: my $previous=$ENV{'form.previous'};
2927: if ($ENV{'form.markondisp'}) { $previous=undef; }
2928: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
2929: '0','0','',$previous);
1.84 raeburn 2930: return OK;
1.78 raeburn 2931: } elsif (($ENV{'form.hide'}) || ($ENV{'form.unhide'})) {
1.15 www 2932: # ----------------------------------------------------------------- Hide/unhide
1.133 albertel 2933: my $entry=$ENV{'form.hide'}?$ENV{'form.hide'}:$ENV{'form.unhide'};
2934: my ($symb,$idx)=split(/\:\:\:/,$entry);
2935: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 2936:
1.133 albertel 2937: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2938: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2939: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.15 www 2940:
1.133 albertel 2941: my $currenthidden=$contrib{'hidden'};
2942: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 2943:
1.133 albertel 2944: my $crs='/'.$ENV{'request.course.id'};
2945: if ($ENV{'request.course.sec'}) {
2946: $crs.='_'.$ENV{'request.course.sec'};
2947: }
2948: $crs=~s/\_/\//g;
2949: my $seeid=&Apache::lonnet::allowed('rin',$crs);
1.102 raeburn 2950:
1.133 albertel 2951: if ($ENV{'form.hide'}) {
2952: $currenthidden.='.'.$idx.'.';
2953: unless ($seeid) {
2954: $currentstudenthidden.='.'.$idx.'.';
2955: }
2956: } else {
2957: $currenthidden=~s/\.$idx\.//g;
2958: }
2959: my %newhash=('hidden' => $currenthidden);
2960: if ( ($ENV{'form.hide'}) && (!$seeid) ) {
2961: $newhash{'studenthidden'} = $currentstudenthidden;
2962: }
1.38 www 2963:
1.133 albertel 2964: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
2965: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2966: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.38 www 2967:
1.133 albertel 2968: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
2969: '0','0','',$ENV{'form.previous'});
1.135 albertel 2970: return OK;
1.137 albertel 2971: } elsif ($ENV{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
2972: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($ENV{'form.symb'});
2973: if ($ENV{'form.cmd'} eq 'threadedon') {
1.69 www 2974: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
2975: &Apache::lonnet::appenv('environment.threadeddiscussion' => 'on');
2976: } else {
2977: &Apache::lonnet::del('environment',['threadeddiscussion']);
2978: &Apache::lonnet::delenv('environment\.threadeddiscussion');
1.72 albertel 2979: }
1.133 albertel 2980: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
2981: '0','0','',$ENV{'form.previous'});
1.135 albertel 2982: return OK;
1.38 www 2983: } elsif ($ENV{'form.deldisc'}) {
2984: # --------------------------------------------------------------- Hide for good
1.133 albertel 2985: my ($symb,$idx)=split(/\:\:\:/,$ENV{'form.deldisc'});
2986: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
2987: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
2988: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2989: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1.135 albertel 2990: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
2991: &Apache::lonnet::store(\%newhash,$symb,$ENV{'request.course.id'},
2992: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
2993: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
2994: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
2995: '0','0','',$ENV{'form.previous'});
2996: return OK;
1.33 www 2997: } elsif ($ENV{'form.preview'}) {
2998: # -------------------------------------------------------- User wants a preview
2999: &show_preview($r);
1.135 albertel 3000: return OK;
1.108 raeburn 3001: } elsif ($ENV{'form.attach'}) {
3002: # -------------------------------------------------------- Work on attachments
3003: &Apache::loncommon::content_type($r,'text/html');
3004: $r->send_http_header;
3005: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','anondiscuss','discuss']);
1.133 albertel 3006: my (@currnewattach,@currdelold,@keepold);
1.108 raeburn 3007: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
3008: if (exists($ENV{'form.addnewattach.filename'})) {
3009: unless (length($ENV{'form.addnewattach'})>131072) {
3010: my $subdir = 'feedback/'.$ENV{'form.timestamp'};
3011: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.139 albertel 3012: push @currnewattach, $newattachment;
1.108 raeburn 3013: }
3014: }
1.133 albertel 3015: my $attachmenturls;
3016: my ($symb) = &get_feedurl_and_clean_symb($ENV{'form.attach'});
1.108 raeburn 3017: my $idx = $ENV{'form.idx'};
3018: if ($idx) {
3019: my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},
3020: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
3021: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
3022: $attachmenturls = $contrib{$idx.':attachmenturl'};
3023: }
1.133 albertel 3024: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
3025: $attachmenturls);
1.135 albertel 3026: return OK;
1.116 raeburn 3027: } elsif ($ENV{'form.export'}) {
3028: &Apache::loncommon::content_type($r,'text/html');
3029: $r->send_http_header;
1.133 albertel 3030: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($ENV{'form.export'});
3031: my $mode='board';
1.116 raeburn 3032: my $status='OPEN';
3033: my $previous=$ENV{'form.previous'};
3034: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library)$/) {
3035: $mode='problem';
3036: $status=$Apache::inputtags::status[-1];
3037: }
3038: my $discussion = &list_discussion($mode,$status,$symb);
3039: my $bodytag=&Apache::loncommon::bodytag('Resource Feedback and Discussion');
3040: $r->print($bodytag.$discussion);
3041: return OK;
1.15 www 3042: } else {
3043: # ------------------------------------------------------------- Normal feedback
1.133 albertel 3044: my $feedurl=$ENV{'form.postdata'};
3045: $feedurl=~s/^http\:\/\///;
3046: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3047: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3048: $feedurl=~s/\?.+$//;
1.8 www 3049:
1.133 albertel 3050: my $symb;
3051: if ($ENV{'form.replydisc'}) {
3052: $symb=(split(/\:\:\:/,$ENV{'form.replydisc'}))[0];
3053: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3054: $feedurl=&Apache::lonnet::clutter($url);
3055: } elsif ($ENV{'form.editdisc'}) {
3056: $symb=(split(/\:\:\:/,$ENV{'form.editdisc'}))[0];
1.52 www 3057: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
1.133 albertel 3058: $feedurl=&Apache::lonnet::clutter($url);
3059: } elsif ($ENV{'form.origpage'}) {
3060: $symb="";
3061: } else {
3062: $symb=&Apache::lonnet::symbread($feedurl);
3063: }
3064: unless ($symb) {
3065: $symb=$ENV{'form.symb'};
3066: if ($symb) {
3067: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3068: $feedurl=&Apache::lonnet::clutter($url);
3069: }
3070: }
3071: &Apache::lonenc::check_decrypt(\$symb);
3072: my $goahead=1;
3073: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form)$/) {
3074: unless ($symb) { $goahead=0; }
3075: }
3076: # backward compatibility (bulletin boards used to be 'wrapped')
3077: if ($feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3078: $feedurl=~s|^/adm/wrapper||;
3079: }
3080: if (!$goahead) {
3081: # Ambiguous Problem Resource
3082: $r->internal_redirect('/adm/ambiguous');
3083: return OK;
1.31 www 3084: }
1.8 www 3085: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3086: unless (
3087: (
3088: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3089: )
3090: ||
3091: ($ENV{'request.course.id'} && ($feedurl!~m:^/adm:))
3092: ||
3093: ($ENV{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
3094: ) {
1.135 albertel 3095: &Apache::loncommon::content_type($r,'text/html');
3096: $r->send_http_header;
1.133 albertel 3097: # Unable to give feedback
3098: &no_redirect_back($r,$feedurl);
3099: }
1.6 albertel 3100: # --------------------------------------------------- Print login screen header
1.133 albertel 3101: unless ($ENV{'form.sendit'}) {
1.135 albertel 3102: &Apache::loncommon::content_type($r,'text/html');
3103: $r->send_http_header;
1.141 ! raeburn 3104: my $options=&screen_header($feedurl,$symb);
1.133 albertel 3105: if ($options) {
3106: &mail_screen($r,$feedurl,$options);
3107: } else {
3108: &fail_redirect($r,$feedurl);
3109: }
3110: return OK;
1.6 albertel 3111: }
3112:
3113: # Get previous user input
1.9 albertel 3114: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.133 albertel 3115: $symb,$ENV{'user.name'},$ENV{'user.domain'},
3116: $ENV{'request.course.id'});
1.6 albertel 3117:
3118: # Get output from resource
3119: my $usersaw=&resource_output($feedurl);
3120:
1.50 albertel 3121: # Get resource answer (need to allow student to view grades for this to work)
3122: &Apache::lonnet::appenv(('allowed.vgr'=>'F'));
1.40 albertel 3123: my $useranswer=&Apache::loncommon::get_student_answers(
1.133 albertel 3124: $symb,$ENV{'user.name'},$ENV{'user.domain'},
3125: $ENV{'request.course.id'});
1.50 albertel 3126: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3127: # Get attachments, if any, and not too large
3128: my $attachmenturl='';
1.133 albertel 3129: if (($ENV{'form.origpage'}) || ($ENV{'form.editdisc'}) ||
3130: ($ENV{'form.replydisc'})) {
3131: my ($symb,$idx);
3132: if ($ENV{'form.replydisc'}) {
3133: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.replydisc'});
3134: } elsif ($ENV{'form.editdisc'}) {
3135: ($symb,$idx)=split(/\:\:\:/,$ENV{'form.editdisc'});
3136: } elsif ($ENV{'form.origpage'}) {
3137: $symb = $ENV{'form.symb'};
3138: }
1.132 albertel 3139: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3140: my @currnewattach = ();
3141: my @deloldattach = ();
3142: my @keepold = ();
3143: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3144: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3145: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.108 raeburn 3146: } elsif ($ENV{'form.attachment.filename'}) {
1.42 www 3147: unless (length($ENV{'form.attachment'})>131072) {
1.82 albertel 3148: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback');
1.42 www 3149: }
3150: }
1.6 albertel 3151: # Filter HTML out of message (could be nasty)
1.39 www 3152: my $message=&clear_out_html($ENV{'form.comment'});
1.6 albertel 3153:
3154: # Assemble email
1.8 www 3155: my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
1.133 albertel 3156: $usersaw,$useranswer);
1.40 albertel 3157:
1.6 albertel 3158: # Who gets this?
3159: my ($typestyle,%to) = &decide_receiver($feedurl);
3160:
3161: # Actually send mail
1.43 www 3162: my ($status,$numsent)=&send_msg($feedurl,$email,$citations,
1.133 albertel 3163: $attachmenturl,%to);
1.13 www 3164:
3165: # Discussion? Store that.
3166:
1.32 albertel 3167: my $numpost=0;
1.133 albertel 3168: if ($ENV{'form.discuss'} || $ENV{'form.anondiscuss'}) {
3169: my $subject = &clear_out_html($ENV{'form.subject'});
3170: my $anonmode=(defined($ENV{'form.anondiscuss'}));
3171: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
3172: $subject);
1.32 albertel 3173: $numpost++;
1.14 www 3174: }
1.133 albertel 3175:
1.6 albertel 3176: # Receipt screen and redirect back to where came from
1.80 raeburn 3177: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$status,$ENV{'form.previous'});
1.133 albertel 3178: }
3179: return OK;
3180: }
1.6 albertel 3181:
1.133 albertel 3182: sub wrap_symb {
3183: my ($ressymb)=@_;
3184: if ($ressymb =~ /bulletin___\d+___/) {
3185: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3186: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3187: }
1.6 albertel 3188: }
1.133 albertel 3189: return $ressymb;
3190: }
3191: sub dewrapper {
3192: my ($feedurl)=@_;
3193: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3194: $$feedurl=~s|^/adm/wrapper||;
3195: }
3196: }
3197:
3198: sub get_feedurl {
3199: my ($symb)=@_;
3200: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3201: my $feedurl = &Apache::lonnet::clutter($url);
3202: &dewrapper(\$feedurl);
3203: return $feedurl;
1.15 www 3204: }
1.1 www 3205:
1.133 albertel 3206: sub get_feedurl_and_clean_symb {
3207: my ($symb)=@_;
3208: &Apache::lonenc::check_decrypt(\$symb);
3209: # backward compatibility (bulletin boards used to be 'wrapped')
3210: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3211: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3212: }
3213: my $feedurl = &get_feedurl($symb);
3214: return ($symb,$feedurl);
3215: }
1.1 www 3216: 1;
3217: __END__
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