Annotation of loncom/interface/lonfeedback.pm, revision 1.267
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.267 ! bisitz 4: # $Id: lonfeedback.pm,v 1.266 2009/02/24 19:51:32 weissno 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 ()
1.157 albertel 38: use Apache::lonnet;
1.86 www 39: use Apache::lonhtmlcommon();
1.128 raeburn 40: use Apache::lonnavmaps;
1.130 albertel 41: use Apache::lonenc();
1.175 www 42: use Apache::lonrss();
1.112 raeburn 43: use HTML::LCParser();
1.106 www 44: use Apache::lonspeller();
1.208 raeburn 45: use Apache::longroup;
1.116 raeburn 46: use Cwd;
1.204 www 47: use LONCAPA;
1.54 www 48:
1.92 albertel 49: sub discussion_open {
1.122 raeburn 50: my ($status,$symb)=@_;
1.249 albertel 51: if ($env{'request.role.adv'}) { return 1; }
1.92 albertel 52: if (defined($status) &&
53: !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
1.77 www 54: || $status eq 'OPEN')) {
1.92 albertel 55: return 0;
1.75 albertel 56: }
1.122 raeburn 57: my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
1.89 albertel 58: if (defined($close) && $close ne '' && $close < time) {
1.92 albertel 59: return 0;
1.89 albertel 60: }
1.92 albertel 61: return 1;
62: }
63:
64: sub discussion_visible {
65: my ($status)=@_;
66: if (not &discussion_open($status)) {
67: my $hidden=&Apache::lonnet::EXT('resource.0.discusshide');
68: if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) {
1.157 albertel 69: if (!$env{'request.role.adv'}) { return 0; }
1.92 albertel 70: }
71: }
72: return 1;
1.90 albertel 73: }
1.84 raeburn 74:
1.90 albertel 75: sub list_discussion {
1.208 raeburn 76: my ($mode,$status,$ressymb,$imsextras,$group)=@_;
1.232 raeburn 77: unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); }
78: unless ($ressymb) { return ''; }
79: $ressymb=&wrap_symb($ressymb);
1.157 albertel 80: my $outputtarget=$env{'form.grade_target'};
81: if (defined($env{'form.export'})) {
82: if($env{'form.export'}) {
1.116 raeburn 83: $outputtarget = 'export';
84: }
1.140 raeburn 85: }
1.147 raeburn 86: if (defined($imsextras)) {
87: if ($$imsextras{'caller'} eq 'imsexport') {
88: $outputtarget = 'export';
89: }
90: }
1.232 raeburn 91: if (not &discussion_visible($status)) {
92: if ($mode ne 'board') {
1.233 raeburn 93: &Apache::lonenc::check_encrypt(\$ressymb);
1.250 albertel 94: return '<br />'.&send_message_link($ressymb);
1.232 raeburn 95: }
96: }
1.208 raeburn 97: if ($group ne '' && $mode eq 'board') {
98: if (&check_group_priv($group,'vgb') ne 'ok') {
99: return '';
100: }
101: }
1.219 raeburn 102:
1.235 raeburn 103: my ($blocked,$blocktext) =
104: &Apache::loncommon::blocking_status('boards');
1.223 raeburn 105: if ($blocked) {
1.234 raeburn 106: &Apache::lonenc::check_encrypt(\$ressymb);
1.232 raeburn 107: if ($mode ne 'board') {
1.234 raeburn 108: $blocktext.='<br />'.&send_message_link($ressymb);
1.232 raeburn 109: }
1.234 raeburn 110: return $blocktext;
1.223 raeburn 111: }
112:
1.84 raeburn 113: my @bgcols = ("#cccccc","#eeeeee");
1.57 www 114: my $discussiononly=0;
115: if ($mode eq 'board') { $discussiononly=1; }
1.157 albertel 116: unless ($env{'request.course.id'}) { return ''; }
117: my $crs='/'.$env{'request.course.id'};
118: my $cid=$env{'request.course.id'};
119: if ($env{'request.course.sec'}) {
120: $crs.='_'.$env{'request.course.sec'};
1.143 raeburn 121: }
1.55 www 122: $crs=~s/\_/\//g;
1.133 albertel 123: my $encsymb=&Apache::lonenc::check_encrypt($ressymb);
124: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
1.168 albertel 125: && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/));
1.133 albertel 126:
1.100 raeburn 127: my %usernamesort = ();
128: my %namesort =();
129: my %subjectsort = ();
1.133 albertel 130:
1.80 raeburn 131: # Get discussion display settings for this discussion
132: my $lastkey = $ressymb.'_lastread';
133: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 134: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 135: my $visitkey = $ressymb.'_visit';
1.84 raeburn 136: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 137: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 138: my $toggkey = $ressymb.'_readtoggle';
139: my $readkey = $ressymb.'_read';
1.139 albertel 140: $ressymb=$encsymb;
1.169 albertel 141: my %dischash = &Apache::lonnet::get('nohist_'.$cid.'_discuss',[$lastkey,$showkey,$markkey,$visitkey,$ondispkey,$userpickkey,$toggkey,$readkey],$env{'user.domain'},$env{'user.name'});
1.84 raeburn 142: my %discinfo = ();
1.80 raeburn 143: my $showonlyunread = 0;
1.111 raeburn 144: my $showunmark = 0;
1.84 raeburn 145: my $markondisp = 0;
1.79 raeburn 146: my $prevread = 0;
1.81 raeburn 147: my $previous = 0;
1.80 raeburn 148: my $visit = 0;
149: my $newpostsflag = 0;
1.221 raeburn 150: my @posters = split(/\&/,$dischash{$userpickkey});
1.80 raeburn 151:
1.81 raeburn 152: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.208 raeburn 153: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']);
1.157 albertel 154: my $sortposts = $env{'form.sortposts'};
155: my $statusfilter = $env{'form.statusfilter'};
1.209 albertel 156: my @sectionpick = split(/,/,$env{'form.sectionpick'});
157: my @grouppick = split(/,/,$env{'form.grouppick'});
158: my @rolefilter = split(/,/,$env{'form.rolefilter'});
1.208 raeburn 159:
1.157 albertel 160: my $totposters = $env{'form.totposters'};
161: $previous = $env{'form.previous'};
1.80 raeburn 162: if ($previous > 0) {
163: $prevread = $previous;
164: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 165: unless ($dischash{$lastkey} eq '') {
166: $prevread = $dischash{$lastkey};
167: }
1.80 raeburn 168: }
1.79 raeburn 169:
1.208 raeburn 170: my $cdom = $env{'course.'.$cid.'.domain'};
171: my $cnum = $env{'course.'.$cid.'.num'};
172:
1.108 raeburn 173: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 174: my %roleshash = ();
175: my %roleinfo = ();
1.208 raeburn 176: my ($classgroups,$studentgroups);
1.157 albertel 177: if ($env{'form.rolefilter'}) {
1.208 raeburn 178: %roleshash = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
1.221 raeburn 179: foreach my $rolekey (keys(%roleshash)) {
180: my ($role,$uname,$udom,$sec) = split(/:/,$rolekey);
1.144 raeburn 181: if ($role =~ /^cr/) {
182: $role = 'cr';
183: }
1.221 raeburn 184: my ($end,$start) = split(/:/,$roleshash{$rolekey});
1.101 raeburn 185: my $now = time;
186: my $status = 'Active';
187: if (($now < $start) || ($end > 0 && $now > $end)) {
188: $status = 'Expired';
189: }
1.144 raeburn 190: if ($uname && $udom) {
1.221 raeburn 191: push(@{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status);
1.144 raeburn 192: }
1.101 raeburn 193: }
1.208 raeburn 194: my ($classlist,$keylist) =
195: &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.101 raeburn 196: my $sec_index = &Apache::loncoursedata::CL_SECTION();
197: my $status_index = &Apache::loncoursedata::CL_STATUS();
198: while (my ($student,$data) = each %$classlist) {
199: my ($section,$status) = ($data->[$sec_index],
200: $data->[$status_index]);
1.221 raeburn 201: push(@{$roleinfo{$student}}, 'st:'.$section.':'.$status);
1.101 raeburn 202: }
1.208 raeburn 203: ($classgroups,$studentgroups) =
1.214 albertel 204: &Apache::loncoursedata::get_group_memberships($classlist,$keylist,
205: $cdom,$cnum);
1.101 raeburn 206: }
207:
1.84 raeburn 208: # Get discussion display default settings for user
1.157 albertel 209: if ($env{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 210: $showonlyunread = 1;
211: }
1.157 albertel 212: if ($env{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 213: $markondisp = 1;
214: }
215:
216: # Override user's default if user specified display setting for this discussion
217: if (defined($dischash{$ondispkey})) {
1.123 raeburn 218: unless ($dischash{$ondispkey} eq '') {
219: $markondisp = $dischash{$ondispkey};
220: }
1.84 raeburn 221: }
222: if ($markondisp) {
223: $discinfo{$lastkey} = time;
224: }
1.83 raeburn 225:
1.80 raeburn 226: if (defined($dischash{$showkey})) {
1.123 raeburn 227: unless ($dischash{$showkey} eq '') {
228: $showonlyunread = $dischash{$showkey};
229: }
1.80 raeburn 230: }
231:
1.111 raeburn 232: if (defined($dischash{$markkey})) {
1.123 raeburn 233: unless ($dischash{$markkey} eq '') {
234: $showunmark = $dischash{$markkey};
235: }
1.111 raeburn 236: }
237:
1.80 raeburn 238: if (defined($dischash{$visitkey})) {
1.123 raeburn 239: unless ($dischash{$visitkey} eq '') {
240: $visit = $dischash{$visitkey};
241: }
1.78 raeburn 242: }
1.80 raeburn 243: $visit ++;
1.78 raeburn 244:
1.208 raeburn 245: my $seeid;
246: if (($group ne '') && ($mode eq 'board') &&
247: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
248: if (&check_group_priv($group,'dgp') eq 'ok') {
249: $seeid = 1;
250: }
251: } else {
252: $seeid=&Apache::lonnet::allowed('rin',$crs);
253: }
1.68 www 254: my @discussionitems=();
1.101 raeburn 255: my %shown = ();
256: my @posteridentity=();
1.116 raeburn 257:
258: my $current=0;
1.67 www 259: my $visible=0;
1.68 www 260: my @depth=();
1.116 raeburn 261: my @replies = ();
1.68 www 262: my %alldiscussion=();
1.116 raeburn 263: my %imsitems=();
264: my %imsfiles=();
1.80 raeburn 265: my %notshown = ();
1.84 raeburn 266: my %newitem = ();
1.68 www 267: my $maxdepth=0;
1.173 www 268: my %anonhash=();
269: my $anoncnt=0;
1.69 www 270: my $target='';
1.157 albertel 271: unless ($env{'browser.interface'} eq 'textual' ||
272: $env{'environment.remote'} eq 'off' ) {
1.69 www 273: $target='target="LONcom"';
274: }
1.111 raeburn 275:
1.79 raeburn 276: my $now = time;
1.80 raeburn 277: $discinfo{$visitkey} = $visit;
278:
1.169 albertel 279: &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});
1.208 raeburn 280: &build_posting_display(\%usernamesort,\%subjectsort,\%namesort,\%notshown,\%newitem,\%dischash,\%shown,\%alldiscussion,\%imsitems,\%imsfiles,\%roleinfo,\@discussionitems,\@replies,\@depth,\@posters,\$maxdepth,\$visible,\$newpostsflag,\$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$encsymb,$target,$readkey,$showunmark,$showonlyunread,$totposters,\@rolefilter,\@sectionpick,\@grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,\%anonhash,$anoncnt,$group);
1.80 raeburn 281:
1.67 www 282: my $discussion='';
1.116 raeburn 283: my $manifestfile;
284: my $manifestok=0;
285: my $tempexport;
286: my $imsresources;
287: my $copyresult;
1.84 raeburn 288:
289: my $function = &Apache::loncommon::get_users_function();
290: my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 291: $env{'user.domain'});
1.84 raeburn 292: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 293: 'cuse' => 'Current discussion settings',
1.84 raeburn 294: 'allposts' => 'All posts',
295: 'unread' => 'New posts only',
1.111 raeburn 296: 'unmark' => 'Unread only',
1.84 raeburn 297: 'ondisp' => 'Once displayed',
1.111 raeburn 298: 'onmark' => 'Once marked not NEW',
299: 'toggoff' => 'Off',
300: 'toggon' => 'On',
1.84 raeburn 301: 'disa' => 'Posts to be displayed',
302: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 303: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 304: 'chgt' => 'Change',
305: 'disp' => 'Display',
306: 'nolo' => 'Not new',
1.111 raeburn 307: 'togg' => 'Toggle read/unread',
1.220 raeburn 308: 'aner' => 'An error occurred opening the manifest file.',
309: 'difo' => 'Discussion for',
310: 'aerr' => 'An error occurred opening the export file for posting',
311: 'aysu' => 'Are you sure you want to delete this post?',
312: 'dpwn' => 'Deleted posts will no longer be visible to you and other students',
313: 'bwco' => 'but will continue to be visible to your instructor',
314: 'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
1.84 raeburn 315: );
316:
317: my $currdisp = $lt{'allposts'};
318: my $currmark = $lt{'onmark'};
1.111 raeburn 319: my $currtogg = $lt{'toggoff'};
1.84 raeburn 320: my $dispchange = $lt{'unread'};
321: my $markchange = $lt{'ondisp'};
1.111 raeburn 322: my $toggchange = $lt{'toggon'};
1.97 raeburn 323: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 324: my $displinkA = 'onlyunread';
325: my $displinkB = 'onlyunmark';
1.97 raeburn 326: my $marklink = 'markondisp';
1.111 raeburn 327: my $togglink = 'toggon';
1.84 raeburn 328:
329: if ($markondisp) {
330: $currmark = $lt{'ondisp'};
331: $markchange = $lt{'onmark'};
1.97 raeburn 332: $marklink = 'markonread';
1.84 raeburn 333: }
334:
335: if ($showonlyunread) {
336: $currdisp = $lt{'unread'};
337: $dispchange = $lt{'allposts'};
1.111 raeburn 338: $displinkA = 'allposts';
1.84 raeburn 339: }
1.111 raeburn 340:
341: if ($showunmark) {
342: $currdisp = $lt{'unmark'};
343: $dispchange = $lt{'unmark'};
344: $displinkA='allposts';
345: $displinkB='onlyunread';
346: $showonlyunread = 0;
347: }
348:
349: if ($dischash{$toggkey}) {
350: $currtogg = $lt{'toggon'};
351: $toggchange = $lt{'toggoff'};
352: $togglink = 'toggoff';
353: }
1.97 raeburn 354:
1.111 raeburn 355: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 356:
357: if ($newpostsflag) {
1.97 raeburn 358: $chglink .= '&previous='.$prevread;
1.84 raeburn 359: }
1.211 albertel 360: $chglink.=&group_args($group);
1.84 raeburn 361:
1.67 www 362: if ($visible) {
1.80 raeburn 363: # Print the discusssion
1.116 raeburn 364: if ($outputtarget eq 'tex') {
1.156 albertel 365: $discussion.='<tex>{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
1.116 raeburn 366: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
367: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
368: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
1.156 albertel 369: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}</tex>';
1.116 raeburn 370: } elsif ($outputtarget eq 'export') {
371: # Create temporary directory if this is an export
372: my $now = time;
1.147 raeburn 373: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
374: $tempexport = $$imsextras{'tempexport'};
375: if (!-e $tempexport) {
376: mkdir($tempexport,0700);
377: }
378: $tempexport .= '/'.$$imsextras{'count'};
379: if (!-e $tempexport) {
380: mkdir($tempexport,0700);
381: }
382: } else {
383: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
384: if (!-e $tempexport) {
385: mkdir($tempexport,0700);
386: }
387: $tempexport .= '/'.$now;
388: if (!-e $tempexport) {
389: mkdir($tempexport,0700);
390: }
1.157 albertel 391: $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
1.116 raeburn 392: }
393: if (!-e $tempexport) {
394: mkdir($tempexport,0700);
395: }
396: # open manifest file
397: my $manifest = '/imsmanifest.xml';
398: my $manifestfilename = $tempexport.$manifest;
399: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
400: $manifestok=1;
401: print $manifestfile qq|
402: <?xml version="1.0" encoding="UTF-8"?>
403: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
404: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
405: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
406: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
407: <organizations default="$ressymb">
408: <organization identifier="$ressymb">
1.220 raeburn 409: <title>$lt{'difo'} $ressymb</title>\n|;
1.116 raeburn 410: } else {
1.220 raeburn 411: $discussion .= $lt{'aner'}.'<br />';
1.116 raeburn 412: }
413: } else {
1.97 raeburn 414: my $colspan=$maxdepth+1;
1.102 raeburn 415: $discussion.= qq|
416: <script>
1.219 raeburn 417: function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
1.102 raeburn 418: var symbparm = symb+':::'+idx
419: var prevparm = ""
420: if (newflag == 1) {
421: prevparm = "&previous="+previous
422: }
1.219 raeburn 423: if (caller == 'studentdelete') {
1.220 raeburn 424: if (confirm("$lt{'aysu'}\\n$lt{'dpwn'},\\n$lt{'bwco'}")) {
1.219 raeburn 425: document.location.href = "/adm/feedback?hide="+symbparm+prevparm+groupparm
426: }
427: } else {
428: if (caller == 'seeiddelete') {
1.220 raeburn 429: if (confirm("$lt{'aysu'}\\n$lt{'depo'}")) {
1.219 raeburn 430: document.location.href = "/adm/feedback?deldisc="+symbparm+prevparm+groupparm
431: }
432: }
433: }
1.102 raeburn 434: }
435: </script>
436: |;
1.134 albertel 437: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" ><table bgcolor="#AAAAAA" cellpadding="2" cellspacing="2" border="0">';
1.222 raeburn 438: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
439: $newpostsflag,$group,
440: $prevread,$markondisp);
441: my $escsymb=&escape($ressymb);
1.220 raeburn 442: my $numhidden = keys(%notshown);
1.116 raeburn 443: if ($numhidden > 0) {
444: my $colspan = $maxdepth+1;
445: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.173 www 446: '<a href="/adm/feedback?allposts=1&symb='.$escsymb;
1.116 raeburn 447: if ($newpostsflag) {
448: $discussion .= '&previous='.$prevread;
449: }
1.211 albertel 450: $discussion .= &group_args($group);
1.116 raeburn 451: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 452: $numhidden.' ';
1.116 raeburn 453: if ($showunmark) {
454: $discussion .= &mt('posts previously marked read');
455: } else {
456: $discussion .= &mt('previously viewed posts');
457: }
458: $discussion .= '<br/></td></tr>';
1.111 raeburn 459: }
1.80 raeburn 460: }
1.100 raeburn 461:
462: # Choose sort mechanism
463: my @showposts = ();
464: if ($sortposts eq 'descdate') {
1.221 raeburn 465: @showposts = (sort { $b <=> $a } keys(%alldiscussion));
1.100 raeburn 466: } elsif ($sortposts eq 'thread') {
1.221 raeburn 467: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 468: } elsif ($sortposts eq 'subject') {
1.221 raeburn 469: foreach my $key (sort(keys(%subjectsort))) {
470: push(@showposts, @{$subjectsort{$key}});
1.100 raeburn 471: }
472: } elsif ($sortposts eq 'username') {
1.221 raeburn 473: foreach my $domain (sort(keys(%usernamesort))) {
474: foreach my $key (sort(keys(%{$usernamesort{$domain}}))) {
475: push(@showposts, @{$usernamesort{$domain}{$key}});
1.100 raeburn 476: }
477: }
478: } elsif ($sortposts eq 'lastfirst') {
1.221 raeburn 479: foreach my $last (sort(keys(%namesort))) {
480: foreach my $key (sort(keys(%{$namesort{$last}}))) {
481: push(@showposts, @{$namesort{$last}{$key}});
1.100 raeburn 482: }
483: }
484: } else {
1.221 raeburn 485: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 486: }
1.116 raeburn 487: my $currdepth = 0;
488: my $firstidx = $alldiscussion{$showposts[0]};
1.221 raeburn 489: foreach my $post (@showposts) {
1.157 albertel 490: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.221 raeburn 491: $alldiscussion{$post} = $post;
1.100 raeburn 492: }
1.221 raeburn 493: unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) {
1.117 albertel 494: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 495: $discussion.="\n<tr>";
496: }
1.221 raeburn 497: my $thisdepth=$depth[$alldiscussion{$post}];
1.117 albertel 498: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 499: for (1..$thisdepth) {
500: $discussion.='<td> </td>';
501: }
502: }
1.80 raeburn 503: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 504: if ($outputtarget eq 'tex') {
1.95 sakharuk 505: #cleanup block
1.221 raeburn 506: $discussionitems[$alldiscussion{$post}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
507: $discussionitems[$alldiscussion{$post}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
1.95 sakharuk 508: my $threadinsert='';
509: if ($thisdepth > 0) {
510: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
511: }
1.221 raeburn 512: $discussionitems[$alldiscussion{$post}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
513: $discussionitems[$alldiscussion{$post}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
514: $discussionitems[$alldiscussion{$post}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 515:
1.221 raeburn 516: $discussionitems[$alldiscussion{$post}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$post}];
517: $discussion.=$discussionitems[$alldiscussion{$post}];
1.116 raeburn 518: } elsif ($outputtarget eq 'export') {
1.221 raeburn 519: my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html';
1.116 raeburn 520: if ($manifestok) {
1.221 raeburn 521: if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) {
1.116 raeburn 522: print $manifestfile ' </item>'."\n";
523: }
1.221 raeburn 524: $currdepth = $depth[$alldiscussion{$post}];
1.116 raeburn 525: print $manifestfile "\n".
1.221 raeburn 526: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$post}.'" isvisible="'.
527: $imsitems{$alldiscussion{$post}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$post}.'">'.
528: '<title>'.$imsitems{$alldiscussion{$post}}{'title'}.'</title>';
1.116 raeburn 529: $imsresources .= "\n".
1.221 raeburn 530: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$post}.'" type="webcontent" href="'.$postfilename.'">'."\n".
1.146 raeburn 531: '<file href="'.$postfilename.'">'."\n".
1.221 raeburn 532: $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}."\n".
1.116 raeburn 533: '</resource>';
534: }
535: my $postingfile;
536: my $postingfilename = $tempexport.'/'.$postfilename;
537: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
538: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
1.221 raeburn 539: $imsitems{$alldiscussion{$post}}{'title'}.' '.
540: $imsitems{$alldiscussion{$post}}{'sender'}.
541: $imsitems{$alldiscussion{$post}}{'timestamp'}.'<br /><br />'.
542: $imsitems{$alldiscussion{$post}}{'message'}.'<br />'.
543: $imsitems{$alldiscussion{$post}}{'attach'}.'</body></html>'."\n";
1.116 raeburn 544: close($postingfile);
545: } else {
1.221 raeburn 546: $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'<br />';
1.116 raeburn 547: }
1.221 raeburn 548: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport);
1.116 raeburn 549: } else {
1.221 raeburn 550: $discussion.='<td bgcolor="'.$bgcols[$newitem{$alldiscussion{$post}}].
551: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$post}].
1.116 raeburn 552: '</td></tr>';
553: }
1.69 www 554: }
1.80 raeburn 555: }
1.116 raeburn 556: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 557: my $colspan=$maxdepth+1;
1.111 raeburn 558: $discussion .= <<END;
1.97 raeburn 559: <tr bgcolor="#FFFFFF">
1.98 raeburn 560: <td colspan="$colspan" valign="top">
1.97 raeburn 561: <table border="0" bgcolor="#FFFFFF" width="100%" cellspacing="2" cellpadding="2">
562: <tr>
563: <td align="left">
564: <table border="0" cellpadding="0" cellspacing="4">
565: <tr>
566: <td>
567: <font size="-1"><b>$lt{'cuse'}</b>:</td>
568: <td> </td>
1.111 raeburn 569: <td><font size="-1">
1.97 raeburn 570: END
571: if ($newpostsflag) {
572: $discussion .=
1.111 raeburn 573: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
574: if ($dischash{$toggkey}) {
575: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
576: }
1.97 raeburn 577: } else {
1.111 raeburn 578: if ($dischash{$toggkey}) {
579: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
580: } else {
581: $discussion .=
582: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
583: }
1.97 raeburn 584: }
585: $discussion .= <<END;
1.111 raeburn 586: </font></td>
1.97 raeburn 587: <td> </td>
1.144 raeburn 588: <td align="left">
1.111 raeburn 589: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</font></b>
590: </td>
1.97 raeburn 591: </tr>
592: </table>
593: </td>
1.111 raeburn 594: END
1.143 raeburn 595: if ($sortposts) {
596: my %sort_types = ();
597: my %role_types = ();
598: my %status_types = ();
599: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
600:
601: $discussion .= '<td><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
1.157 albertel 602: if (defined($env{'form.totposters'})) {
1.144 raeburn 603: $discussion .= &mt('Posts by').':';
1.143 raeburn 604: if ($totposters > 0) {
605: foreach my $poster (@posters) {
1.144 raeburn 606: $discussion .= ' '.$poster.',';
1.143 raeburn 607: }
1.144 raeburn 608: $discussion =~ s/,$//;
1.143 raeburn 609: } else {
610: $discussion .= &mt('None selected');
611: }
612: } else {
613: my $filterchoice ='';
614: if (@sectionpick > 0) {
1.157 albertel 615: $filterchoice = '<i>'.&mt('sections').'</i>- '.$env{'form.sectionpick'};
1.143 raeburn 616: $filterchoice .= ' ';
617: }
1.208 raeburn 618: if (@grouppick > 0) {
619: $filterchoice = '<i>'.&mt('groups').'</i>- '.$env{'form.grouppick'};
620: $filterchoice .= ' ';
621: }
1.143 raeburn 622: if (@rolefilter > 0) {
1.144 raeburn 623: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.221 raeburn 624: foreach my $role (@rolefilter) {
625: $filterchoice .= ' '.$role_types{$role}.',';
1.143 raeburn 626: }
1.144 raeburn 627: $filterchoice =~ s/,$//;
1.259 raeburn 628: $filterchoice .= '<br />'.(' ' x8);
1.143 raeburn 629: }
630: if ($statusfilter) {
631: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
632: }
633: if ($filterchoice) {
634: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
635: }
636: $discussion .= '</font></td>';
637: }
638: }
1.111 raeburn 639: if ($dischash{$toggkey}) {
1.247 albertel 640: my $storebutton = &mt('Save read/unread changes');
1.111 raeburn 641: $discussion.='<td align="right">'.
642: '<input type="hidden" name="discsymb" value="'.$ressymb.'">'."\n".
643: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
644: ' onClick="this.form.submit();">'."\n".
645: '</td>';
646: }
647: $discussion .= (<<END);
1.97 raeburn 648: </tr>
649: </table>
650: </td>
651: </tr>
1.222 raeburn 652: END
653: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
654: $newpostsflag,$group,
655: $prevread,$markondisp);
656: $discussion .= "
1.97 raeburn 657: </table>
1.222 raeburn 658: <br /><br /></form>\n";
1.114 sakharuk 659: }
1.116 raeburn 660: if ($outputtarget eq 'export') {
661: if ($manifestok) {
662: while ($currdepth > 0) {
663: print $manifestfile " </item>\n";
664: $currdepth --;
665: }
666: print $manifestfile qq|
667: </organization>
668: </organizations>
669: <resources>
670: $imsresources
671: </resources>
672: </manifest>
673: |;
674: close($manifestfile);
1.147 raeburn 675: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
676: $discussion = $copyresult;
677: } else {
1.116 raeburn 678:
679: #Create zip file in prtspool
680:
1.147 raeburn 681: my $imszipfile = '/prtspool/'.
1.157 albertel 682: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.147 raeburn 683: time.'_'.rand(1000000000).'.zip';
684: my $cwd = &getcwd();
685: my $imszip = '/home/httpd/'.$imszipfile;
686: chdir $tempexport;
687: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
688: close(OUTPUT);
689: chdir $cwd;
1.220 raeburn 690: $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','<a href="'.$imszipfile.'">').'</a><br />';
1.147 raeburn 691: if ($copyresult) {
1.220 raeburn 692: $discussion .= &mt('The following errors occurred during export').' - <br />'.$copyresult;
1.147 raeburn 693: }
1.116 raeburn 694: }
695: } else {
1.220 raeburn 696: $discussion .= '<br />'.&mt('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 />';
1.116 raeburn 697: }
698: return $discussion;
699: }
1.54 www 700: }
701: if ($discussiononly) {
1.108 raeburn 702: my $now = time;
703: my $attachnum = 0;
1.213 raeburn 704: my $currnewattach = [];
705: my $currdelold = [];
1.108 raeburn 706: my $comment = '';
707: my $subject = '';
1.157 albertel 708: if ($env{'form.origpage'}) {
1.108 raeburn 709: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.204 www 710: $subject = &unescape($env{'form.subject'});
711: $comment = &unescape($env{'form.comment'});
1.108 raeburn 712: my @keepold = ();
1.208 raeburn 713: &process_attachments($currnewattach,$currdelold,\@keepold);
714: if (@{$currnewattach} > 0) {
715: $attachnum += @{$currnewattach};
1.108 raeburn 716: }
717: }
1.122 raeburn 718: if (&discussion_open($status)) {
1.208 raeburn 719: if (($group ne '') && ($mode eq 'board')) {
720: if (&check_group_priv($group,'pgd') eq 'ok') {
721: $discussion .=
1.210 albertel 722: &postingform_display($mode,$ressymb,$now,$subject,
723: $comment,$outputtarget,$attachnum,
724: $currnewattach,$currdelold,
725: $group);
1.108 raeburn 726: }
1.208 raeburn 727: } else {
728: $discussion.=
1.210 albertel 729: &postingform_display($mode,$ressymb,$now,$subject,
730: $comment,$outputtarget,$attachnum,
731: $currnewattach,$currdelold);
1.208 raeburn 732: }
1.95 sakharuk 733: }
1.140 raeburn 734: } else {
1.251 albertel 735: $discussion.='<div class="LC_feedback_link">';
1.140 raeburn 736: if (&discussion_open($status) &&
737: &Apache::lonnet::allowed('pch',
1.157 albertel 738: $env{'request.course.id'}.
739: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.95 sakharuk 740: if ($outputtarget ne 'tex') {
1.251 albertel 741: $discussion.= &send_feedback_link($ressymb,$target);
1.190 www 742: }
1.100 raeburn 743: }
1.232 raeburn 744: if ($outputtarget ne 'tex') {
745: $discussion.= &send_message_link($ressymb);
746: }
1.252 bisitz 747: $discussion.='</div>';
1.74 www 748: }
1.114 sakharuk 749: return $discussion;
1.54 www 750: }
1.1 www 751:
1.232 raeburn 752: sub send_feedback_link {
753: my ($ressymb,$target) = @_;
754: my $output = '<span class="LC_feedback_link">'.
755: ' <a href="/adm/feedback?replydisc='.
756: &escape($ressymb).':::" '.$target.'>'.
757: '<img alt="" src="'.
758: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').
759: '" border="0" />'.&mt('Post Discussion').'</a></span>';
760: return $output;
761: }
762:
763: sub send_message_link {
764: my ($ressymb) = @_;
1.251 albertel 765: my $output = '<span class="LC_message_link">'.
1.232 raeburn 766: ' <a href="/adm/feedback?sendmessageonly=1&symb='.
767: &escape($ressymb).'"><img alt="" src="'.
1.266 weissno 768: &Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').
1.232 raeburn 769: '" border="0" />'.&mt('Send Message').'</a></span>';
770: return $output;
771: }
772:
1.222 raeburn 773: sub action_links_bar {
774: my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;
775: my $discussion = '<tr><td bgcolor="#DDDDBB" colspan="'.$colspan.'">'.
776: '<table border="0" width="100%" bgcolor="#DDDDBB"><tr>';
777: my $escsymb=&escape($ressymb);
778: if ($visible>2) {
779: $discussion .= '<td align="left">'.
780: '<a href="/adm/feedback?cmd=threadedon&symb='.$escsymb;
781: if ($newpostsflag) {
782: $discussion .= '&previous='.$prevread;
783: }
784: $discussion .= &group_args($group);
785: $discussion .='">'.&mt('Threaded View').'</a> '.
786: '<a href="/adm/feedback?cmd=threadedoff&symb='.$escsymb;
787: if ($newpostsflag) {
788: $discussion .= '&previous='.$prevread;
789: }
790: $discussion .= &group_args($group);
791: $discussion .='">'.&mt('Chronological View').'</a>
792: <a href= "/adm/feedback?cmd=sortfilter&symb='.$escsymb;
793: if ($newpostsflag) {
794: $discussion .= '&previous='.$prevread;
795: }
796: $discussion .= &group_args($group);
1.259 raeburn 797: $discussion .='">'.&mt('Sorting/Filtering options').'</a>'.(' ' x2);
1.222 raeburn 798: } else {
799: $discussion .= '<td align="left">';
800: }
801: $discussion .='<a href= "/adm/feedback?export='.$escsymb;
802: if ($newpostsflag) {
803: $discussion .= '&previous='.$prevread;
804: }
805: $discussion .= &group_args($group);
806: $discussion .= '">'.&mt('Export').'?</a> </td>';
807: if ($newpostsflag) {
808: if (!$markondisp) {
809: $discussion .='<td align="right"><a href="/adm/preferences?action=changediscussions';
810: $discussion .= &group_args($group);
811: $discussion .= '">'.
812: &mt('Preferences on what is marked as NEW').
813: '</a><br /><a href="/adm/feedback?markread=1&symb='.$escsymb;
814: $discussion .= &group_args($group);
815: $discussion .= '">'.&mt('Mark NEW posts no longer new').'</a>';
816: } else {
817: $discussion .= '<td> </td>';
818: }
819: } else {
820: $discussion .= '<td> </td>';
821: }
822: $discussion .= '</tr></table></td></tr>';
823: return $discussion;
824: }
825:
1.208 raeburn 826: sub postingform_display {
827: my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum,
828: $currnewattach,$currdelold,$group) = @_;
829: my $newattachmsg;
1.220 raeburn 830: my %lt = &Apache::lonlocal::texthash(
831: 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty',
832: 'title' => 'Title',
833: 'podi' => 'Post Discussion',
834: 'poan' => 'Post Anonymous Discussion',
835: 'newa' => 'New attachments',
836: );
1.208 raeburn 837: my $postingform = (<<ENDDISCUSS);
1.220 raeburn 838: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data"> <input type="submit" name="discuss" value="$lt{'podi'}" />
839: <input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />
1.208 raeburn 840: <input type="hidden" name="sendit" value="true" />
841: <input type="hidden" name="timestamp" value="$now" />
842: <br /><a name="newpost"></a>
1.220 raeburn 843: <font size="1">$lt{'note'}</font><br />
844: <b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
1.208 raeburn 845: <textarea name="comment" cols="80" rows="14" wrap="hard">$comment</textarea>
846: ENDDISCUSS
847: if ($env{'form.origpage'}) {
848: $postingform .= '<input type="hidden" name="origpage" value="'.
849: $env{'form.origpage'}.'" />'."\n";
850: foreach my $att (@{$currnewattach}) {
851: $postingform .= '<input type="hidden" name="currnewattach" '.
852: 'value="'.$att.'" />'."\n";
853: }
854: }
855: if (exists($env{'form.ref'})) {
856: $postingform .= '<input type="hidden" name="ref" value="'.
857: $env{'form.ref'}.'" />';
858: }
859: if ($group ne '') {
860: $postingform .='<input type="hidden" name="group" value="'.$group.'" />';
861: }
1.235 raeburn 862: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 863: if (!$blockblog) {
864: $postingform .= &add_blog_checkbox();
865: }
1.208 raeburn 866: $postingform .= "</form>\n";
867: if ($outputtarget ne 'tex') {
868: $postingform .= &generate_attachments_button('',$attachnum,$ressymb,
869: $now,$currnewattach,
1.224 raeburn 870: $currdelold,'',$mode,
871: $blockblog);
1.208 raeburn 872: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 873: $newattachmsg = '<br /><b>'.$lt{'newa'}.'</b><br />';
1.208 raeburn 874: if (@{$currnewattach} > 1) {
875: $newattachmsg .= '<ol>';
876: foreach my $item (@{$currnewattach}) {
877: $item =~ m#.*/([^/]+)$#;
878: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
879: }
880: $newattachmsg .= '</ol>'."\n";
881: } else {
882: $$currnewattach[0] =~ m#.*/([^/]+)$#;
883: $newattachmsg .= '<a href="'.$$currnewattach[0].'">'.$1.'</a><br />'."\n";
884: }
885: }
886: $postingform .= $newattachmsg;
887: $postingform .= &generate_preview_button();
888: }
889: return $postingform;
890: }
891:
1.116 raeburn 892: sub build_posting_display {
1.208 raeburn 893: 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,$grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,$anonhash,$anoncnt,$group) = @_;
1.116 raeburn 894: my @original=();
895: my @index=();
1.210 albertel 896: my $skip_group_check = 0;
1.133 albertel 897: my $symb=&Apache::lonenc::check_decrypt($ressymb);
1.204 www 898: my $escsymb=&escape($ressymb);
1.157 albertel 899: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
900: $env{'course.'.$env{'request.course.id'}.'.domain'},
901: $env{'course.'.$env{'request.course.id'}.'.num'});
1.116 raeburn 902:
1.248 albertel 903: my $see_anonymous =
904: &Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
905:
1.210 albertel 906: if ((@{$grouppick} == 0) || (grep(/^all$/,@{$grouppick}))) {
907: $skip_group_check = 1;
1.208 raeburn 908: }
1.116 raeburn 909: if ($contrib{'version'}) {
910: my $oldest = $contrib{'1:timestamp'};
911: if ($prevread eq '0') {
912: $prevread = $oldest-1;
913: }
1.143 raeburn 914: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
915: if ($sortposts) {
1.208 raeburn 916: ($skiptest,$roleregexp,$secregexp,$statusregexp) =
917: &filter_regexp($rolefilter,$sectionpick,$statusfilter);
1.143 raeburn 918: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
919: }
1.116 raeburn 920: for (my $id=1;$id<=$contrib{'version'};$id++) {
921: my $idx=$id;
922: my $posttime = $contrib{$idx.':timestamp'};
923: if ($prevread <= $posttime) {
924: $$newpostsflag = 1;
925: }
926: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
927: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
928: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
929: my $origindex='0.';
930: my $numoldver=0;
931: if ($contrib{$idx.':replyto'}) {
1.157 albertel 932: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 933: # this is a follow-up message
934: $original[$idx]=$original[$contrib{$idx.':replyto'}];
935: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
936: $origindex=$index[$contrib{$idx.':replyto'}];
937: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
938: } else {
939: $original[$idx]=0;
940: $$depth[$idx]=0;
941: }
942: } else {
943: # this is an original message
944: $original[$idx]=0;
945: $$depth[$idx]=0;
946: }
947: if ($$replies[$$depth[$idx]]) {
948: $$replies[$$depth[$idx]]++;
949: } else {
950: $$replies[$$depth[$idx]]=1;
951: }
952: unless ((($hidden) && (!$seeid)) || ($deleted)) {
953: $$visible++;
954: if ($contrib{$idx.':history'}) {
955: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 956: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 957: $numoldver = @oldversions;
958: } else {
959: $numoldver = 1;
960: }
961: }
962: $$current = $numoldver;
963: my %messages = ();
964: my %subjects = ();
965: my %attachtxt = ();
966: my %allattachments = ();
967: my ($screenname,$plainname);
968: my $sender = &mt('Anonymous');
1.173 www 969: # Anonymous users getting number within a discussion
970: # Since idx is in static order, this should give the same sequence every time.
971: my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'};
972: unless ($$anonhash{$key}) {
973: $anoncnt++;
974: $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
975: }
1.116 raeburn 976: my ($message,$subject,$vgrlink,$ctlink);
977: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
978:
979:
980: # Set up for sorting by subject
981: unless ($outputtarget eq 'export') {
982: $message=$messages{$numoldver};
983: $message.=$attachtxt{$numoldver};
984: $subject=$subjects{$numoldver};
985: if ($message) {
986: if ($hidden) {
987: $message='<font color="#888888">'.$message.'</font>';
988: if ($studenthidden) {
989: $message .='<br /><br />Deleted by poster (student).';
990: }
991: }
992:
993: if ($subject eq '') {
994: if (defined($$subjectsort{'__No subject'})) {
1.221 raeburn 995: push(@{$$subjectsort{'__No subject'}}, $idx);
1.116 raeburn 996: } else {
997: @{$$subjectsort{'__No subject'}} = ("$idx");
998: }
999: } else {
1000: if (defined($$subjectsort{$subject})) {
1.221 raeburn 1001: push(@{$$subjectsort{$subject}}, $idx);
1.116 raeburn 1002: } else {
1003: @{$$subjectsort{$subject}} = ("$idx");
1004: }
1005: }
1.248 albertel 1006: if (!$contrib{$idx.':anonymous'} || $see_anonymous) {
1.116 raeburn 1007: $sender=&Apache::loncommon::aboutmewrapper(
1008: $plainname,
1009: $contrib{$idx.':sendername'},
1010: $contrib{$idx.':senderdomain'}).' ('.
1.254 bisitz 1011: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1012: $contrib{$idx.':senderdomain'}.')';
1013: if ($contrib{$idx.':anonymous'}) {
1.173 www 1014: $sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
1.116 raeburn 1015: $screenname;
1016: }
1.248 albertel 1017: if ($see_anonymous) {
1018: $sender.=&Apache::loncommon::student_image_tag($contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1019: }
1.116 raeburn 1020: # Set up for sorting by domain, then username
1021: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
1022: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
1023: }
1024: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
1.221 raeburn 1025: push(@{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx);
1.116 raeburn 1026: } else {
1027: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
1028: }
1029: # Set up for sorting by last name, then first name
1030: my %names = &Apache::lonnet::get('environment',
1031: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
1032: ,$contrib{$idx.':sendername'});
1033: my $lastname = $names{'lastname'};
1034: my $firstname = $names{'firstname'};
1035: if ($lastname eq '') {
1036: $lastname = '_';
1037: }
1038: if ($firstname eq '') {
1039: $firstname = '_';
1040: }
1041: unless (defined($$namesort{$lastname})) {
1042: %{$$namesort{$lastname}} = ();
1043: }
1044: if (defined($$namesort{$lastname}{$firstname})) {
1.221 raeburn 1045: push(@{$$namesort{$lastname}{$firstname}}, $idx);
1.116 raeburn 1046: } else {
1047: @{$$namesort{$lastname}{$firstname}} = ("$idx");
1048: }
1.208 raeburn 1049: if (&editing_allowed($escsymb.':::'.$idx,$group)) {
1.157 albertel 1050: if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
1.116 raeburn 1051: $sender.=' <a href="/adm/feedback?editdisc='.
1.173 www 1052: $escsymb.':::'.$idx;
1.179 raeburn 1053: if ($$newpostsflag) {
1.116 raeburn 1054: $sender .= '&previous='.$prevread;
1055: }
1.211 albertel 1056: $sender .= &group_args($group);
1.208 raeburn 1057: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
1058:
1.116 raeburn 1059: unless ($seeid) {
1.219 raeburn 1060: my $grpargs = &group_args($group);
1061: $sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
1.116 raeburn 1062: $sender .= '">'.&mt('Delete').'</a>';
1063: }
1064: }
1065: }
1066: if ($seeid) {
1067: if ($hidden) {
1068: unless ($studenthidden) {
1069: $sender.=' <a href="/adm/feedback?unhide='.
1.173 www 1070: $escsymb.':::'.$idx;
1.179 raeburn 1071: if ($$newpostsflag) {
1072: $sender .= '&previous='.$prevread;
1.116 raeburn 1073: }
1074: $sender .= '">'.&mt('Make Visible').'</a>';
1075: }
1076: } else {
1077: $sender.=' <a href="/adm/feedback?hide='.
1.173 www 1078: $escsymb.':::'.$idx;
1.179 raeburn 1079: if ($$newpostsflag) {
1.116 raeburn 1080: $sender .= '&previous='.$prevread;
1081: }
1.211 albertel 1082: $sender .= &group_args($group);
1.116 raeburn 1083: $sender .= '">'.&mt('Hide').'</a>';
1.219 raeburn 1084: }
1085: my $grpargs = &group_args($group);
1086: $sender.=
1087: " <a href=\"javascript:verifydelete('seeiddelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')\">";
1088: $sender .= &mt('Delete').'</a>';
1.116 raeburn 1089: }
1090: } else {
1091: if ($screenname) {
1092: $sender='<i>'.$screenname.'</i>';
1.173 www 1093: } else {
1094: $sender='<i>'.$$anonhash{$key}.'</i>';
1.116 raeburn 1095: }
1096: # Set up for sorting by domain, then username for anonymous
1097: unless (defined($$usernamesort{'__anon'})) {
1098: %{$$usernamesort{'__anon'}} = ();
1099: }
1100: if (defined($$usernamesort{'__anon'}{'__anon'})) {
1.221 raeburn 1101: push(@{$$usernamesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1102: } else {
1103: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
1104: }
1105: # Set up for sorting by last name, then first name for anonymous
1106: unless (defined($$namesort{'__anon'})) {
1107: %{$$namesort{'__anon'}} = ();
1108: }
1109: if (defined($$namesort{'__anon'}{'__anon'})) {
1.221 raeburn 1110: push(@{$$namesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1111: } else {
1112: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
1113: }
1114: }
1.208 raeburn 1115: if (&discussion_open($status)) {
1116: if (($group ne '') &&
1117: (&check_group_priv($group,'pgd') eq 'ok')) {
1118: $sender.=' <a href="/adm/feedback?replydisc='.
1119: $escsymb.':::'.$idx;
1120: if ($$newpostsflag) {
1121: $sender .= '&previous='.$prevread;
1122: }
1.211 albertel 1123: $sender .= &group_args($group);
1.208 raeburn 1124: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1125: } elsif (&Apache::lonnet::allowed('pch',
1126: $env{'request.course.id'}.
1127: ($env{'request.course.sec'}?'/'.
1128: $env{'request.course.sec'}:''))) {
1129: $sender.=' <a href="/adm/feedback?replydisc='.
1130: $escsymb.':::'.$idx;
1131: if ($$newpostsflag) {
1132: $sender .= '&previous='.$prevread;
1133: }
1134: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1.116 raeburn 1135: }
1136: }
1137: if ($viewgrades) {
1138: $vgrlink=&Apache::loncommon::submlink('Submissions',
1139: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
1140: }
1141: if ($$dischash{$readkey}=~/\.$idx\./) {
1.151 albertel 1142: $ctlink = '<label><b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" /></label>';
1.116 raeburn 1143: } else {
1.151 albertel 1144: $ctlink = '<label><b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" /></label>';
1.116 raeburn 1145: }
1146: }
1147: #figure out at what position this needs to print
1148: }
1149: if ($outputtarget eq 'export' || $message) {
1150: my $thisindex=$idx;
1.157 albertel 1151: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1152: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
1153: }
1154: $$alldiscussion{$thisindex}=$idx;
1155: $$shown{$idx} = 0;
1156: $index[$idx]=$thisindex;
1157: }
1158: if ($outputtarget eq 'export') {
1159: %{$$imsitems{$idx}} = ();
1160: $$imsitems{$idx}{'isvisible'}='true';
1161: if ($hidden) {
1162: $$imsitems{$idx}{'isvisible'}='false';
1163: }
1164: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
1165: $$imsitems{$idx}{'message'}=$messages{$numoldver};
1166: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
1167: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
1168: $$imsitems{$idx}{'sender'}=$plainname.' ('.
1169: $contrib{$idx.':sendername'}.' at '.
1170: $contrib{$idx.':senderdomain'}.')';
1171: $$imsitems{$idx}{'isanonymous'}='false';
1172: if ($contrib{$idx.':anonymous'}) {
1173: $$imsitems{$idx}{'isanonymous'}='true';
1174: }
1175: $$imsitems{$idx}{'currversion'}=$numoldver;
1176: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
1177: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
1178: $$shown{$idx} = 1;
1179: }
1180: } else {
1181: if ($message) {
1182: my $spansize = 2;
1183: if ($showonlyunread && $prevread > $posttime) {
1184: $$notshown{$idx} = 1;
1185: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1186: $$notshown{$idx} = 1;
1187: } else {
1188: # apply filters
1189: my $uname = $contrib{$idx.':sendername'};
1190: my $udom = $contrib{$idx.':senderdomain'};
1191: my $poster = $uname.':'.$udom;
1.208 raeburn 1192: if ($env{'form.totposters'} ne '') {
1.143 raeburn 1193: if ($totposters == 0) {
1194: $$shown{$idx} = 0;
1195: } elsif ($totposters > 0) {
1196: if (grep/^$poster$/,@{$posters}) {
1197: $$shown{$idx} = 1;
1.116 raeburn 1198: }
1199: }
1.143 raeburn 1200: } elsif ($sortposts) {
1.116 raeburn 1201: if ($skiptest) {
1202: $$shown{$idx} = 1;
1203: } else {
1204: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1205: if ($role =~ /^cc:/) {
1206: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1207: if ($role =~ /$cc_regexp/) {
1208: $$shown{$idx} = 1;
1.144 raeburn 1209: last;
1.143 raeburn 1210: }
1211: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1212: $$shown{$idx} = 1;
1213: last;
1214: }
1215: }
1216: }
1.210 albertel 1217: if ($$shown{$idx} && !$skip_group_check) {
1.208 raeburn 1218: my $showflag = 0;
1219: if (ref($$classgroups{$poster}{active}) eq 'HASH') {
1220: foreach my $grp (@{$grouppick}) {
1221: if (grep/^\Q$grp\E$/,
1222: keys(%{$$classgroups{$poster}{active}})) {
1223: $showflag = 1;
1224: last;
1225: }
1226: }
1227: }
1228: if ($showflag) {
1229: $$shown{$idx} = 1;
1230: } else {
1231: $$shown{$idx} = 0;
1232: }
1233: }
1.143 raeburn 1234: } else {
1235: $$shown{$idx} = 1;
1.116 raeburn 1236: }
1237: }
1238: unless ($$notshown{$idx} == 1) {
1239: if ($prevread > 0 && $prevread <= $posttime) {
1240: $$newitem{$idx} = 1;
1241: $$discussionitems[$idx] .= '
1242: <p><table border="0" width="100%">
1.254 bisitz 1243: <tr><td align="left"><font color="#FF0000"><b>'.&mt('NEW').'</b></font></td>';
1.116 raeburn 1244: } else {
1245: $$newitem{$idx} = 0;
1246: $$discussionitems[$idx] .= '
1247: <p><table border="0" width="100%">
1248: <tr><td align="left"> </td>';
1249: }
1250: $$discussionitems[$idx] .= '<td align ="left"> '.
1251: '<b>'.$subject.'</b> '.
1252: $sender.'</b> '.$vgrlink.' ('.
1253: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1254: if ($$dischash{$toggkey}) {
1255: $$discussionitems[$idx].='<td align="right"> '.
1256: $ctlink.'</td>';
1257: }
1258: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1259: $message.'</blockquote></p>';
1260: if ($contrib{$idx.':history'}) {
1261: my @postversions = ();
1262: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1263: if ($seeid) {
1.208 raeburn 1264: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$escsymb.':::'.$idx;
1.211 albertel 1265: $$discussionitems[$idx] .= &group_args($group);
1.208 raeburn 1266: $$discussionitems[$idx] .= '">'.&mt('Display all versions').'</a>';
1.116 raeburn 1267: }
1268: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1269: if ($contrib{$idx.':history'} =~ m/:/) {
1.221 raeburn 1270: @postversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1271: } else {
1272: @postversions = ("$contrib{$idx.':history'}");
1273: }
1274: for (my $i=0; $i<@postversions; $i++) {
1275: my $version = $i+1;
1276: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1277: }
1278: }
1279: }
1280: }
1281: }
1282: }
1283: }
1284: }
1285: }
1286:
1.143 raeburn 1287: sub filter_regexp {
1288: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1289: my ($roleregexp,$secregexp,$statusregexp);
1290: my $skiptest = 1;
1291: if (@{$rolefilter} > 0) {
1292: my @okrolefilter = ();
1.221 raeburn 1293: foreach my $role (@{$rolefilter}) {
1294: unless ($role eq '') {
1295: push(@okrolefilter, $role);
1.143 raeburn 1296: }
1297: }
1298: if (@okrolefilter > 0) {
1299: if (grep/^all$/,@okrolefilter) {
1300: $roleregexp='[^:]+';
1301: } else {
1302: if (@okrolefilter == 1) {
1303: $roleregexp=$okrolefilter[0];
1304: } else {
1305: $roleregexp='('.join('|',@okrolefilter).')';
1306: }
1307: $skiptest = 0;
1308: }
1309: }
1310: }
1311: if (@{$sectionpick} > 0) {
1312: my @oksectionpick = ();
1.221 raeburn 1313: foreach my $sec (@{$sectionpick}) {
1314: unless ($sec eq '') {
1315: push(@oksectionpick, $sec);
1.143 raeburn 1316: }
1317: }
1318: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1319: if (@oksectionpick == 1) {
1320: $secregexp = $oksectionpick[0];
1321: } else {
1322: $secregexp .= '('.join('|',@oksectionpick).')';
1323: }
1324: $skiptest = 0;
1325: } else {
1326: $secregexp .= '[^:]*';
1327: }
1328: }
1.208 raeburn 1329:
1.143 raeburn 1330: if (defined($statusfilter) && $statusfilter ne '') {
1331: if ($statusfilter eq 'all') {
1332: $statusregexp = '[^:]+';
1333: } else {
1334: $statusregexp = $statusfilter;
1335: $skiptest = 0;
1336: }
1337: }
1338: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1339: }
1340:
1341:
1.116 raeburn 1342: sub get_post_contents {
1343: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1344: my $discussion = '';
1345: my $start=$numver;
1346: my $end=$numver + 1;
1347: %{$$imsfiles{$idx}}=();
1348: if ($type eq 'allversions') {
1349: unless($seeid) {
1.208 raeburn 1350: $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
1.116 raeburn 1351: return $discussion;
1352: }
1353: }
1.126 albertel 1354: # $$screenname=&Apache::loncommon::screenname(
1355: # $$contrib{$idx.':sendername'},
1356: # $$contrib{$idx.':senderdomain'});
1.172 www 1357: $$plainname=&Apache::loncommon::nickname(
1358: $$contrib{$idx.':sendername'},
1359: $$contrib{$idx.':senderdomain'});
1360: $$screenname=$$contrib{$idx.':screenname'};
1361:
1.116 raeburn 1362: my $sender=&Apache::loncommon::aboutmewrapper(
1363: $$plainname,
1364: $$contrib{$idx.':sendername'},
1365: $$contrib{$idx.':senderdomain'}).' ('.
1366: $$contrib{$idx.':sendername'}.' at '.
1367: $$contrib{$idx.':senderdomain'}.')';
1368: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1369: my @postversions = ();
1370: if ($type eq 'allversions' || $type eq 'export') {
1371: $start = 0;
1372: if ($$contrib{$idx.':history'}) {
1.174 albertel 1373: @postversions = split(/:/,$$contrib{$idx.':history'});
1.116 raeburn 1374: }
1375: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1376: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1.221 raeburn 1377: push(@postversions,$$contrib{$idx.':timestamp'});
1.116 raeburn 1378: $end = @postversions;
1379: } else {
1380: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1381: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1382: }
1383:
1384: if ($$contrib{$idx.':anonymous'}) {
1385: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1386: }
1387: if ($type eq 'allversions') {
1388: $discussion=('<b>'.$sender.'</b><br /><ul>');
1389: }
1390: for (my $i=$start; $i<$end; $i++) {
1391: my ($timesent,$attachmsg);
1392: my %currattach = ();
1393: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1.165 albertel 1394: &newline_to_br(\$messages->{$i});
1.116 raeburn 1395: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1396: $$subjects{$i}=~s/\n/\<br \/\>/g;
1397: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1398: if ($attachmenturls) {
1399: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1400: }
1401: if ($type eq 'export') {
1402: $$imsfiles{$idx}{$i} = '';
1403: if ($attachmsg) {
1.220 raeburn 1404: $$attachtxt{$i} = '<br />'.&mt('Attachments').':<br />';
1.221 raeburn 1405: foreach my $key (sort(keys(%currattach))) {
1406: if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1.116 raeburn 1407: my $fname = $1.$3.'/'.$4;
1408: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'">'."\n";
1409: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1410: }
1411: }
1412: }
1413: } else {
1414: if ($attachmsg) {
1.220 raeburn 1415: $$attachtxt{$i} = '<br />'.&mt('Attachments').':'.$attachmsg.'<br />';
1.116 raeburn 1416: } else {
1417: $$attachtxt{$i} = '';
1418: }
1419: }
1420: if ($type eq 'allversions') {
1421: $discussion.= <<"END";
1422: <li><b>$$subjects{$i}</b>, $timesent<br />
1423: $$messages{$i}<br />
1424: $$attachtxt{$i}</li>
1425: END
1426: }
1427: }
1428: if ($type eq 'allversions') {
1.187 albertel 1429: $discussion.='</ul>';
1.116 raeburn 1430: return $discussion;
1431: } else {
1432: return;
1433: }
1434: }
1435:
1436: sub replicate_attachments {
1437: my ($attachrefs,$tempexport) = @_;
1438: my $response;
1.221 raeburn 1439: foreach my $id (keys(%{$attachrefs})) {
1.116 raeburn 1440: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1441: my $path = $tempexport;
1442: my $tail = $1.'/'.$2.$4;
1.221 raeburn 1443: my @extras = split(/\//,$tail);
1.116 raeburn 1444: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1445: if (!-e $destination) {
1446: my $i= 0;
1447: while ($i<@extras) {
1448: $path .= '/'.$extras[$i];
1449: if (!-e $path) {
1450: mkdir($path,0700);
1451: }
1452: $i ++;
1453: }
1454: my ($content,$rtncode);
1455: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1456: if ($uploadreply eq 'ok') {
1.125 raeburn 1457: my $attachcopy;
1458: if ($attachcopy = Apache::File->new('>'.$destination)) {
1459: print $attachcopy $content;
1460: close($attachcopy);
1461: } else {
1.220 raeburn 1462: $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'<br />'."\n";
1.125 raeburn 1463: }
1.116 raeburn 1464: } else {
1.125 raeburn 1465: &Apache::lonnet::logthis("Replication of attachment failed when building IMS export of discussion posts - domain: $1, course: $2, file: $$attachrefs{$id}{'filename'} -error: $rtncode");
1.220 raeburn 1466: $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'<br />'."\n";
1.116 raeburn 1467: }
1468: }
1469: }
1470: }
1.125 raeburn 1471: return $response;
1.116 raeburn 1472: }
1473:
1.6 albertel 1474: sub mail_screen {
1.255 raeburn 1475: my ($r,$feedurl,$options,$caller_symb,$attachmaxtext) = @_;
1.157 albertel 1476: if (exists($env{'form.origpage'})) {
1.208 raeburn 1477: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']);
1.108 raeburn 1478: }
1.186 albertel 1479:
1.220 raeburn 1480: my %lt = &Apache::lonlocal::texthash(
1481: 'plch' => 'Please check at least one of the following feedback types:',
1482: 'myqu' => 'My question/comment/feedback:',
1483: 'title' => 'Title',
1484: 'reta' => 'Retained attachments',
1.255 raeburn 1485: 'atta' => 'Attachment',
1.237 raeburn 1486: );
1.239 albertel 1487: my $restitle = &get_resource_title($caller_symb,$feedurl);
1.69 www 1488: my $quote='';
1.78 raeburn 1489: my $subject = '';
1.108 raeburn 1490: my $comment = '';
1.80 raeburn 1491: my $prevtag = '';
1.102 raeburn 1492: my $parentmsg = '';
1.108 raeburn 1493: my ($symb,$idx,$attachmenturls);
1494: my $numoldver = 0;
1495: my $attachmsg = '';
1496: my $newattachmsg = '';
1497: my @currnewattach = ();
1498: my @currdelold = ();
1499: my @keepold = ();
1.113 raeburn 1500: my %attachments = ();
1.108 raeburn 1501: my %currattach = ();
1502: my $attachnum = 0;
1503: my $anonchk = (<<END);
1504: function anonchk() {
1.199 albertel 1505: for (var i=0; i < document.mailform.discuss.length; i++) {
1506: if (document.mailform.discuss[i].checked) {
1507: document.attachment.discuss.value =
1508: document.mailform.discuss[i].value;
1509: }
1.198 albertel 1510: }
1511: if (document.mailform.blog.checked) {
1512: document.attachment.blog.value = 1;
1513: }
1.108 raeburn 1514: return
1515: }
1516: END
1517: my $anonscript;
1.157 albertel 1518: if (exists($env{'form.origpage'})) {
1.108 raeburn 1519: $anonscript = (<<END);
1.102 raeburn 1520: function setposttype() {
1.198 albertel 1521: var disc = "$env{'form.discuss'}";
1.199 albertel 1522: for (var i=0; i < document.mailform.discuss.length; i++) {
1523: if (disc == document.mailform.discuss[i].value) {
1524: document.mailform.discuss[i].checked = 1;
1525: }
1.198 albertel 1526: }
1527: var blog = "$env{'form.blog'}";
1528: if (blog == 1) {
1529: document.mailform.blog.checked=1;
1.108 raeburn 1530: }
1.102 raeburn 1531: return
1532: }
1533: END
1.108 raeburn 1534: } else {
1535: $anonscript = (<<END);
1536: function setposttype() {
1537: return
1538: }
1539: END
1540: }
1.157 albertel 1541: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1542: if ($env{'form.replydisc'}) {
1543: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1544: } else {
1.157 albertel 1545: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1546: }
1.157 albertel 1547: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1548: $env{'course.'.$env{'request.course.id'}.'.domain'},
1549: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1550: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1551: if ($contrib{$idx.':history'}) {
1552: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1553: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1554: $numoldver = @oldversions;
1555: } else {
1556: $numoldver = 1;
1557: }
1558: }
1.157 albertel 1559: if ($env{'form.replydisc'}) {
1.102 raeburn 1560: if ($contrib{$idx.':history'}) {
1561: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1562: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1563: $numoldver = @oldversions;
1564: } else {
1565: $numoldver = 1;
1566: }
1567: }
1.108 raeburn 1568: if ($idx > 0) {
1.116 raeburn 1569: my %msgversions = ();
1570: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1571: $quote = $msgversions{$numoldver};
1.108 raeburn 1572: }
1.102 raeburn 1573: if ($idx > 0) {
1.116 raeburn 1574: my %subversions = ();
1575: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1576: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1577: }
1.108 raeburn 1578: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1579: } else {
1.108 raeburn 1580: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1581: if ($idx > 0) {
1582: my %msgversions = ();
1583: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1584: $comment = $msgversions{$numoldver};
1585: my %subversions = ();
1586: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1587: $subject = $subversions{$numoldver};
1.102 raeburn 1588: }
1589: if (defined($contrib{$idx.':replyto'})) {
1590: $parentmsg = $contrib{$idx.':replyto'};
1591: }
1.157 albertel 1592: unless (exists($env{'form.origpage'})) {
1.203 albertel 1593: my $anonflag = 'nonanon';
1.108 raeburn 1594: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1595: $anonflag = 'anon';
1.108 raeburn 1596: }
1597: $anonscript = (<<END);
1.102 raeburn 1598: function setposttype () {
1.203 albertel 1599: var currtype = "$anonflag";
1600: for (var i=0; i<document.mailform.discuss.length; i++) {
1601: if (document.mailform.elements.discuss[i].value == currtype ) {
1602: document.mailform.elements.discuss[i].checked=1;
1603: }
1.102 raeburn 1604: }
1605: return
1606: }
1607: END
1.108 raeburn 1608: }
1.79 raeburn 1609: }
1.69 www 1610: }
1.157 albertel 1611: if ($env{'form.previous'}) {
1612: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1613: }
1.69 www 1614: }
1.108 raeburn 1615:
1.157 albertel 1616: if ($env{'form.origpage'}) {
1.204 www 1617: $subject = &unescape($env{'form.subject'});
1618: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1619: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1620: }
1.261 raeburn 1621: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1);
1.74 www 1622: my $send=&mt('Send');
1.220 raeburn 1623: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1624: my $js= <<END;
1.63 albertel 1625: <script type="text/javascript">
1626: //<!--
1.5 www 1627: function gosubmit() {
1628: var rec=0;
1.12 albertel 1629: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1630: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1631: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1632: rec=1;
1633: }
1634: } else {
1.203 albertel 1635: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1636: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1637: rec=1;
1638: }
1639: }
1640: }
1641: }
1.175 www 1642: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1643: if (document.mailform.elements.blog.checked) {
1.175 www 1644: rec=1;
1645: }
1646: }
1.5 www 1647:
1648: if (rec) {
1.118 albertel 1649: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1650: document.mailform.onsubmit();
1651: }
1.5 www 1652: document.mailform.submit();
1653: } else {
1.220 raeburn 1654: alert('$alert');
1.5 www 1655: }
1656: }
1.108 raeburn 1657: $anonchk
1.102 raeburn 1658: $anonscript
1.63 albertel 1659: //-->
1.5 www 1660: </script>
1.186 albertel 1661: END
1662:
1.189 albertel 1663: my %onload = ('onload' => 'window.focus();setposttype();');
1.186 albertel 1664: my $start_page=
1665: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,
1.189 albertel 1666: {'add_entries' => \%onload});
1.186 albertel 1667:
1.218 albertel 1668: if ($quote ne '') {
1669: &newline_to_br(\$quote);
1670: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1671: }
1672:
1.186 albertel 1673: $r->print(<<END);
1674: $start_page
1.237 raeburn 1675: <h2><tt>$restitle</tt></h2>
1.43 www 1676: <form action="/adm/feedback" method="post" name="mailform"
1677: enctype="multipart/form-data">
1.80 raeburn 1678: $prevtag
1.63 albertel 1679: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1680: END
1.157 albertel 1681: if ($env{'form.replydisc'}) {
1.102 raeburn 1682: $r->print(<<END);
1.157 albertel 1683: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1684: END
1.157 albertel 1685: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1686: $r->print(<<END);
1.157 albertel 1687: <input type="hidden" name="editdisc" value ="$env{'form.editdisc'}" />
1.102 raeburn 1688: <input type="hidden" name="parentmsg" value ="$parentmsg" />
1689: END
1690: }
1.108 raeburn 1691: $r->print(<<END);
1.220 raeburn 1692: $lt{'plch'}
1.63 albertel 1693: $options<hr />
1.69 www 1694: $quote
1.220 raeburn 1695: <p>$lt{'myqu'}</p>
1.63 albertel 1696: <p>
1.47 bowersj2 1697: $latexHelp
1.267 ! bisitz 1698: </p>
! 1699: <p>
1.220 raeburn 1700: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1701: <p>
1.108 raeburn 1702: <textarea name="comment" id="comment" cols="60" rows="10" wrap="hard">$comment
1.63 albertel 1703: </textarea></p>
1704: <p>
1.108 raeburn 1705: END
1.157 albertel 1706: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1707: if ($env{'form.origpage'}) {
1.221 raeburn 1708: foreach my $attach (@currnewattach) {
1709: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1710: }
1.221 raeburn 1711: foreach my $oldatt (@currdelold) {
1712: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1713: }
1714: }
1.157 albertel 1715: if ($env{'form.editdisc'}) {
1.108 raeburn 1716: if ($attachmenturls) {
1.113 raeburn 1717: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1718: $attachnum = scalar(keys(%currattach));
1719: foreach my $key (keys(%currattach)) {
1720: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1721: }
1722: }
1723: }
1724: } else {
1725: $r->print(<<END);
1.255 raeburn 1726: $lt{'atta'} $attachmaxtext: <input type="file" name="attachment" />
1.42 www 1727: </p>
1.108 raeburn 1728: END
1729: }
1.208 raeburn 1730: if (exists($env{'form.group'})) {
1731: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1732: }
1733: if (exists($env{'form.ref'})) {
1734: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1735: }
1.108 raeburn 1736: $r->print(<<END);
1.42 www 1737: <p>
1738: <input type="hidden" name="sendit" value="1" />
1.74 www 1739: <input type="button" value="$send" onClick='gosubmit();' />
1.42 www 1740: </p>
1.2 www 1741: </form>
1.108 raeburn 1742: END
1.157 albertel 1743: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1744: my $now = time;
1745: my $ressymb = $symb;
1.233 raeburn 1746: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1747: my $postidx = '';
1.157 albertel 1748: if ($env{'form.editdisc'}) {
1.108 raeburn 1749: $postidx = $idx;
1750: }
1751: if (@currnewattach > 0) {
1752: $attachnum += @currnewattach;
1753: }
1.235 raeburn 1754: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 1755: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1756: if ($attachnum > 0) {
1757: if (@currnewattach > 0) {
1.220 raeburn 1758: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1759: if (@currnewattach > 1) {
1760: $newattachmsg .= '<ol>';
1761: foreach my $item (@currnewattach) {
1762: $item =~ m#.*/([^/]+)$#;
1763: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1764: }
1765: $newattachmsg .= '</ol>'."\n";
1766: } else {
1767: $currnewattach[0] =~ m#.*/([^/]+)$#;
1768: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1769: }
1770: }
1771: if ($attachmsg) {
1.220 raeburn 1772: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1773: }
1774: if ($newattachmsg) {
1775: $r->print("$newattachmsg<br />");
1776: }
1777: }
1778: }
1779: $r->print(&generate_preview_button().
1780: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1.186 albertel 1781: &Apache::loncommon::end_page());
1782:
1.6 albertel 1783: }
1784:
1.97 raeburn 1785: sub print_display_options {
1.111 raeburn 1786: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1787: &Apache::loncommon::content_type($r,'text/html');
1788: $r->send_http_header;
1.98 raeburn 1789:
1.97 raeburn 1790: my $function = &Apache::loncommon::get_users_function();
1791: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1792: $env{'user.domain'});
1.97 raeburn 1793:
1794: my %lt = &Apache::lonlocal::texthash(
1795: 'pref' => 'Display Preference',
1796: 'curr' => 'Current setting ',
1797: 'actn' => 'Action',
1798: 'deff' => 'Default for all discussions',
1799: 'prca' => 'Preferences can be set for this discussion that determine ....',
1.264 schafran 1800: 'whpo' => 'Which posts are displayed when you display this discussion board or resource, and',
1.111 raeburn 1801: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1802: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1803: 'allposts' => 'All posts',
1804: 'unread' => 'New posts only',
1.111 raeburn 1805: 'unmark' => 'Posts not marked read',
1.97 raeburn 1806: 'ondisp' => 'Once displayed',
1.254 bisitz 1807: 'onmark' => 'Once marked not NEW',
1.111 raeburn 1808: 'toggon' => 'Shown',
1809: 'toggoff' => 'Not shown',
1.97 raeburn 1810: 'disa' => 'Posts displayed?',
1.111 raeburn 1811: 'npmr' => 'New posts cease to be identified as "NEW"?',
1812: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1813: 'chgt' => 'Change to ',
1814: 'mkdf' => 'Set to ',
1.111 raeburn 1815: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1816: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1817: );
1818:
1.111 raeburn 1819: my $dispchangeA = $lt{'unread'};
1820: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1821: my $markchange = $lt{'ondisp'};
1.111 raeburn 1822: my $toggchange = $lt{'toggon'};
1.97 raeburn 1823: my $currdisp = $lt{'allposts'};
1824: my $currmark = $lt{'onmark'};
1825: my $discdisp = 'allposts';
1826: my $discmark = 'onmark';
1.111 raeburn 1827: my $currtogg = $lt{'toggoff'};
1828: my $disctogg = 'toggoff';
1.97 raeburn 1829:
1.111 raeburn 1830: if ($dispchgA eq 'allposts') {
1831: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1832: $currdisp = $lt{'unread'};
1833: $discdisp = 'unread';
1834: }
1.111 raeburn 1835:
1.97 raeburn 1836: if ($markchg eq 'markonread') {
1837: $markchange = $lt{'onmark'};
1838: $currmark = $lt{'ondisp'};
1839: $discmark = 'ondisp';
1840: }
1.111 raeburn 1841:
1842: if ($dispchgB eq 'onlyunread') {
1843: $dispchangeB = $lt{'unread'};
1844: $currdisp = $lt{'unmark'};
1845: $discdisp = 'unmark';
1846: }
1847: if ($toggchg eq 'toggoff') {
1848: $toggchange = $lt{'toggoff'};
1849: $currtogg = $lt{'toggon'};
1850: $disctogg = 'toggon';
1851: }
1.187 albertel 1852:
1853: my $js = <<END;
1854: <script type="text/javascript">
1.111 raeburn 1855: function discdispChk(caller) {
1856: var disctogg = '$toggchg'
1857: if (caller == 0) {
1858: if (document.modifydisp.discdisp[0].checked == true) {
1859: if (document.modifydisp.discdisp[1].checked == true) {
1860: document.modifydisp.discdisp[1].checked = false
1861: }
1862: }
1863: }
1864: if (caller == 1) {
1865: if (document.modifydisp.discdisp[1].checked == true) {
1866: if (document.modifydisp.discdisp[0].checked == true) {
1867: document.modifydisp.discdisp[0].checked = false
1868: }
1869: if (disctogg == 'toggon') {
1870: document.modifydisp.disctogg.checked = true
1871: }
1872: if (disctogg == 'toggoff') {
1873: document.modifydisp.disctogg.checked = false
1874: }
1875: }
1876: }
1877: if (caller == 2) {
1878: var dispchgB = '$dispchgB'
1879: if (disctogg == 'toggoff') {
1880: if (document.modifydisp.disctogg.checked == true) {
1881: if (dispchgB == 'onlyunmark') {
1882: document.modifydisp.discdisp[1].checked = false
1883: }
1884: }
1885: }
1886: }
1887: }
1888:
1.97 raeburn 1889: function setDisp() {
1890: var prev = "$previous"
1891: var chktotal = 0
1.111 raeburn 1892: if (document.modifydisp.discdisp[0].checked == true) {
1893: document.modifydisp.$dispchgA.value = "$symb"
1894: chktotal ++
1895: }
1896: if (document.modifydisp.discdisp[1].checked == true) {
1897: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1898: chktotal ++
1899: }
1900: if (document.modifydisp.discmark.checked == true) {
1901: document.modifydisp.$markchg.value = "$symb"
1902: chktotal ++
1903: }
1.111 raeburn 1904: if (document.modifydisp.disctogg.checked == true) {
1905: document.modifydisp.$toggchg.value = "$symb"
1906: chktotal ++
1907: }
1.97 raeburn 1908: if (chktotal > 0) {
1909: document.modifydisp.submit()
1910: } else {
1911: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1912: if (prev > 0) {
1913: location.href = "$feedurl?previous=$previous"
1914: } else {
1915: location.href = "$feedurl"
1916: }
1917: }
1918: }
1919: }
1920: </script>
1.187 albertel 1921: END
1922:
1923:
1924: my $start_page =
1925: &Apache::loncommon::start_page('Discussion display options',$js);
1926: my $end_page =
1927: &Apache::loncommon::end_page();
1928: $r->print(<<END);
1.192 albertel 1929: $start_page
1.193 albertel 1930: <form name="modifydisp" method="POST" action="/adm/feedback">
1.111 raeburn 1931: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1932: <br />
1.195 albertel 1933: END
1934: $r->print(&Apache::loncommon::start_data_table());
1935: $r->print(<<END);
1936: <tr>
1937: <th>$lt{'pref'}</td>
1938: <th>$lt{'curr'}</td>
1939: <th>$lt{'actn'}?</td>
1.97 raeburn 1940: </tr>
1.195 albertel 1941: END
1942: $r->print(&Apache::loncommon::start_data_table_row());
1943: $r->print(<<END);
1.97 raeburn 1944: <td>$lt{'disa'}</td>
1945: <td>$lt{$discdisp}</td>
1.151 albertel 1946: <td><label><input type="checkbox" name="discdisp" onClick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 1947: <br />
1.151 albertel 1948: <label><input type="checkbox" name="discdisp" onClick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 1949: </td>
1.195 albertel 1950: END
1951: $r->print(&Apache::loncommon::end_data_table_row());
1952: $r->print(&Apache::loncommon::start_data_table_row());
1953: $r->print(<<END);
1.97 raeburn 1954: <td>$lt{'npmr'}</td>
1955: <td>$lt{$discmark}</td>
1.151 albertel 1956: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 1957: END
1958: $r->print(&Apache::loncommon::end_data_table_row());
1959: $r->print(&Apache::loncommon::start_data_table_row());
1960: $r->print(<<END);
1.111 raeburn 1961: <td>$lt{'dotm'}</td>
1962: <td>$lt{$disctogg}</td>
1.151 albertel 1963: <td><label><input type="checkbox" name="disctogg" onClick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 1964: END
1.264 schafran 1965: my $save = &mt('Save');
1.195 albertel 1966: $r->print(&Apache::loncommon::end_data_table_row());
1967: $r->print(&Apache::loncommon::end_data_table());
1968: $r->print(<<END);
1.97 raeburn 1969: <br />
1970: <br />
1.137 albertel 1971: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 1972: <input type="hidden" name="previous" value="$previous" />
1.111 raeburn 1973: <input type="hidden" name="$dispchgA" value=""/>
1974: <input type="hidden" name="$dispchgB" value=""/>
1.97 raeburn 1975: <input type="hidden" name="$markchg" value=""/>
1.111 raeburn 1976: <input type="hidden" name="$toggchg" value="" />
1.254 bisitz 1977: <input type="button" name="sub" value="$save" onClick="javascript:setDisp()" />
1.208 raeburn 1978: END
1979: if (exists($env{'form.group'})) {
1980: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1981: }
1982: if (exists($env{'form.ref'})) {
1983: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1984: }
1985: $r->print("
1.97 raeburn 1986: <br />
1987: <br />
1988: </form>
1.187 albertel 1989: $end_page
1.208 raeburn 1990: ");
1.97 raeburn 1991: return;
1992: }
1993:
1.100 raeburn 1994: sub print_sortfilter_options {
1995: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 1996:
1.135 albertel 1997: &Apache::loncommon::content_type($r,'text/html');
1998: $r->send_http_header;
1999:
1.139 albertel 2000: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2001: my @sections;
1.100 raeburn 2002: my $section_sel = '';
2003: my $numvisible = 5;
1.208 raeburn 2004: my @groups;
2005: my $group_sel = '';
2006: my $numgroupvis = 5;
1.197 albertel 2007: my %sectioncount = &Apache::loncommon::get_sections();
1.144 raeburn 2008:
1.157 albertel 2009: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2010: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2011: $numvisible = 2;
1.100 raeburn 2012: } else {
2013: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2014: if (scalar(@sections) < 4) {
2015: $numvisible = scalar(@sections) + 1;
2016: }
1.100 raeburn 2017: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2018:
1.100 raeburn 2019: }
1.212 albertel 2020: foreach my $sec (@sections) {
2021: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2022: }
1.208 raeburn 2023:
2024: if (&check_group_priv() eq 'ok') {
2025: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2026: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2027: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2028: @groups = sort {$a cmp $b} keys(%curr_groups);
2029: if (scalar(@groups) < 4) {
2030: $numgroupvis = scalar(@groups) + 1;
2031: }
2032: unshift(@groups,'all'); # Put 'all' at the front of the list
2033: } else {
2034: my @coursegroups = split(/:/,$env{'request.course.groups'});
2035: if (@coursegroups > 0) {
2036: @coursegroups = sort {$a cmp $b} @coursegroups;
2037: @groups = ('all',@coursegroups);
2038: if (scalar(@groups) < 4) {
2039: $numgroupvis = scalar(@groups) + 1;
2040: }
2041: } else {
2042: @groups = ('all');
2043: $numgroupvis = 1;
2044: }
2045: }
1.212 albertel 2046: foreach my $group (@groups) {
2047: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2048: }
2049:
1.100 raeburn 2050: my $function = &Apache::loncommon::get_users_function();
2051: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2052: $env{'user.domain'});
1.100 raeburn 2053: my %lt = &Apache::lonlocal::texthash(
2054: 'diop' => 'Display Options',
2055: 'curr' => 'Current setting ',
2056: 'actn' => 'Action',
1.143 raeburn 2057: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2058: 'soor' => 'Sort order',
1.143 raeburn 2059: 'spur' => 'Specific user roles',
2060: 'sprs' => 'Specific role status',
1.100 raeburn 2061: 'spse' => 'Specific sections',
1.208 raeburn 2062: 'spgr' => 'Specific groups',
1.100 raeburn 2063: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2064: 'shal' => 'Show a list of current posters',
1.247 albertel 2065: 'stor' => 'Save changes',
1.100 raeburn 2066: );
1.143 raeburn 2067:
2068: my %sort_types = ();
2069: my %role_types = ();
2070: my %status_types = ();
2071: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
1.187 albertel 2072:
2073: my $js = <<END;
1.144 raeburn 2074: <script type="text/javascript">
2075: function verifyFilter() {
2076: var rolenum = 0
2077: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2078: if (document.modifyshown.rolefilter.options[i].selected == true) {
2079: rolenum ++
2080: }
2081: }
2082: if (rolenum == 0) {
2083: document.modifyshown.rolefilter.options[0].selected = true
2084: }
2085:
2086: var secnum = 0
2087: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2088: if (document.modifyshown.sectionpick.options[i].selected == true) {
2089: secnum ++
2090: }
2091: }
2092: if (secnum == 0) {
2093: document.modifyshown.sectionpick.options[0].selected = true
2094: }
1.208 raeburn 2095:
2096: var grpnum = 0
2097: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2098: if (document.modifyshown.grouppick.options[i].selected == true) {
2099: grpnum ++
2100: }
2101: }
2102: if (grpnum == 0) {
2103: document.modifyshown.grouppick.options[0].selected = true
2104: }
2105:
1.144 raeburn 2106: document.modifyshown.submit();
2107: }
2108: </script>
1.187 albertel 2109: END
2110:
2111: my $start_page=
2112: &Apache::loncommon::start_page('Discussion options',$js);
2113: my $end_page=
2114: &Apache::loncommon::end_page();
2115:
2116: $r->print(<<END);
2117: $start_page
2118: <form name="modifyshown" method="POST" action="/adm/feedback">
1.100 raeburn 2119: <b>$lt{'diso'}</b><br/> $lt{'prca'}
2120: <br /><br />
2121: <table border="0">
2122: <tr>
2123: <td><b>$lt{'soor'}</b></td>
2124: <td> </td>
1.143 raeburn 2125: <td><b>$lt{'sprs'}</b></td>
1.100 raeburn 2126: <td> </td>
1.143 raeburn 2127: <td><b>$lt{'spur'}</b></td>
1.100 raeburn 2128: <td> </td>
2129: <td><b>$lt{'spse'}</b></td>
2130: <td> </td>
1.208 raeburn 2131: <td><b>$lt{'spgr'}</b></td>
2132: <td> </td>
1.100 raeburn 2133: <td><b>$lt{'psub'}</b></td>
2134: </tr>
2135: <tr>
1.208 raeburn 2136: <td align="center" valign="top">
1.100 raeburn 2137: <select name="sortposts">
1.212 albertel 2138: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2139: <option value="descdate">$sort_types{'descdate'}</option>
2140: <option value="thread">$sort_types{'thread'}</option>
2141: <option value="subject">$sort_types{'subject'}</option>
2142: <option value="username">$sort_types{'username'}</option>
2143: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2144: </select>
2145: </td>
2146: <td> </td>
1.208 raeburn 2147: <td align="center" valign="top">
1.143 raeburn 2148: <select name="statusfilter">
1.215 albertel 2149: <option value="all" selected="selected">$status_types{'all'}</option>
2150: <option value="Active">$status_types{'Active'}</option>
2151: <option value="Expired">$status_types{'Expired'}</option>
2152: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2153: </select>
2154: </td>
2155: <td> </td>
1.208 raeburn 2156: <td align="center" valign="top">
1.262 bisitz 2157: <select name="rolefilter" multiple="multiple" size="5">
1.212 albertel 2158: <option value="all">$role_types{'all'}</option>
2159: <option value="st">$role_types{'st'}</option>
2160: <option value="cc">$role_types{'cc'}</option>
2161: <option value="in">$role_types{'in'}</option>
2162: <option value="ta">$role_types{'ta'}</option>
2163: <option value="ep">$role_types{'ep'}</option>
2164: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2165: </select>
2166: </td>
2167: <td> </td>
1.208 raeburn 2168: <td align="center" valign="top">
1.262 bisitz 2169: <select name="sectionpick" multiple="multiple" size="$numvisible">
1.100 raeburn 2170: $section_sel
2171: </select>
2172: </td>
2173: <td> </td>
1.208 raeburn 2174: <td align="center" valign="top">
1.262 bisitz 2175: <select name="grouppick" multiple="multiple" size="$numvisible">
1.208 raeburn 2176: $group_sel
2177: </select>
2178: </td>
2179: <td> </td>
2180: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2181: </tr>
2182: </table>
2183: <br />
2184: <br />
2185: <input type="hidden" name="previous" value="$previous" />
2186: <input type="hidden" name="applysort" value="$symb" />
1.220 raeburn 2187: <input type="button" name="sub" value="$lt{'stor'}" onClick="verifyFilter()" />
1.208 raeburn 2188: END
2189: if (exists($env{'form.group'})) {
2190: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2191: }
2192: if (exists($env{'form.ref'})) {
2193: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2194: }
2195: $r->print("
1.100 raeburn 2196: <br />
2197: <br />
2198: </form>
1.187 albertel 2199: $end_page
1.208 raeburn 2200: ");
1.100 raeburn 2201: }
2202:
1.101 raeburn 2203: sub print_showposters {
2204: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2205:
1.154 albertel 2206: &Apache::loncommon::content_type($r,'text/html');
2207: $r->send_http_header;
2208:
1.139 albertel 2209: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2210: my $crs='/'.$env{'request.course.id'};
2211: if ($env{'request.course.sec'}) {
2212: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2213: }
1.101 raeburn 2214: $crs=~s/\_/\//g;
1.208 raeburn 2215: my $seeid;
2216: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2217: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2218: my $group = $env{'form.group'};
2219: my $ressymb = &wrap_symb($symb);
2220: if (($group ne '') &&
2221: ($ressymb =~ m|^bulletin___ \d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
2222: if (&check_group_priv($group,'dgp') eq 'ok') {
2223: $seeid = 1;
2224: }
2225: } else {
2226: $seeid=&Apache::lonnet::allowed('rin',$crs);
2227: }
1.157 albertel 2228: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2229: $cdom,$cnum);
1.101 raeburn 2230: my %namesort = ();
2231: my %postcounts = ();
1.186 albertel 2232:
1.208 raeburn 2233: my %lt = &Apache::lonlocal::texthash(
2234: sele => 'Select',
2235: full => 'Fullname',
1.220 raeburn 2236: usdo => 'Username:domain',
1.208 raeburn 2237: post => 'Posts',
2238: );
1.101 raeburn 2239: if ($contrib{'version'}) {
2240: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2241: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2242: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2243: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2244: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2245: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2246: my $lastname = $names{'lastname'};
2247: my $firstname = $names{'firstname'};
2248: if ($lastname eq '') {
2249: $lastname = '_';
2250: }
2251: if ($firstname eq '') {
2252: $firstname = '_';
2253: }
2254: unless (defined($namesort{$lastname})) {
2255: %{$namesort{$lastname}} = ();
2256: }
2257: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2258: $postcounts{$poster} ++;
2259: if (defined($namesort{$lastname}{$firstname})) {
2260: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2261: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2262: }
2263: } else {
2264: @{$namesort{$lastname}{$firstname}} = ("$poster");
2265: }
2266: }
2267: }
2268: }
2269: }
1.186 albertel 2270:
2271: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2272: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2273: $r->print(<<END);
1.186 albertel 2274: $start_page
1.101 raeburn 2275: <form name="pickpostersform" method="post">
1.196 albertel 2276: <br />
2277: $table_start
2278: <tr>
1.208 raeburn 2279: <th>#</th>
2280: <th>$lt{'sele'}</th>
2281: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2282: <th>$lt{'post'}</th>
1.101 raeburn 2283: </tr>
2284: END
2285: my $count = 0;
1.221 raeburn 2286: foreach my $last (sort(keys(%namesort))) {
2287: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2288: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2289: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2290: if (!$uname || !$udom) {
2291: next;
2292: } else {
2293: $count ++;
1.196 albertel 2294: $r->print(&Apache::loncommon::start_data_table_row().
2295: '<td align="right">'.$count.'</td>
1.221 raeburn 2296: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2297: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2298: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2299: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2300: }
2301: }
2302: }
2303: }
1.196 albertel 2304: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2305: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2306: $r->print(<<END);
2307: <br />
2308: <input type="hidden" name="sortposts" value="$sortposts" />
2309: <input type="hidden" name="userpick" value="$symb" />
2310: <input type="button" name="store" value="Display posts" onClick="javascript:document.pickpostersform.submit()" />
2311: </form>
1.186 albertel 2312: $end_page
1.101 raeburn 2313: END
2314: }
2315:
1.112 raeburn 2316: sub get_post_versions {
1.116 raeburn 2317: my ($versions,$incoming,$htmldecode,$numver) = @_;
2318: if ($incoming =~ /^<version num="0">/) {
2319: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2320: my $done = 0;
2321:
1.116 raeburn 2322: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2323: my $num = $token->[1]{num};
2324: my $text = $p->get_text("/version");
2325: if (defined($numver)) {
2326: if ($num == $numver) {
2327: if ($htmldecode) {
2328: $text = &HTML::Entities::decode($text);
2329: }
2330: $$versions{$numver}=$text;
2331: $done = 1;
2332: }
2333: } else {
2334: if ($htmldecode) {
2335: $text = &HTML::Entities::decode($text);
2336: }
2337: $$versions{$num}=$text;
1.112 raeburn 2338: }
1.116 raeburn 2339: }
2340: } else {
2341: if (!defined($numver)) {
2342: $numver = 0;
2343: }
2344: if ($htmldecode) {
2345: $$versions{$numver} = $incoming;
1.112 raeburn 2346: } else {
1.116 raeburn 2347: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2348: }
2349: }
2350: return;
2351: }
2352:
1.113 raeburn 2353: sub get_post_attachments {
2354: my ($attachments,$attachmenturls) = @_;
2355: my $num;
1.116 raeburn 2356: if ($attachmenturls =~ m/^<attachment id="0">/) {
2357: my $p = HTML::LCParser->new(\$attachmenturls);
2358: while (my $token = $p->get_tag("attachment","filename","post")) {
2359: if ($token->[0] eq "attachment") {
2360: $num = $token->[1]{id};
2361: %{$$attachments{$num}} =();
2362: } elsif ($token->[0] eq "filename") {
2363: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2364: } elsif ($token->[0] eq "post") {
2365: my $id = $token->[1]{id};
2366: $$attachments{$num}{$id} = $p->get_text("/post");
2367: }
1.113 raeburn 2368: }
1.116 raeburn 2369: } else {
2370: %{$$attachments{'0'}} = ();
2371: $$attachments{'0'}{'filename'} = $attachmenturls;
2372: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2373: }
1.116 raeburn 2374:
1.113 raeburn 2375: return;
2376: }
2377:
1.150 albertel 2378: sub fail_redirect {
1.6 albertel 2379: my ($r,$feedurl) = @_;
1.70 www 2380: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2381: my %lt = &Apache::lonlocal::texthash(
2382: 'sorr' => 'Sorry, no recipients ...',
2383: );
1.150 albertel 2384: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2385: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2386: {'redirect' => [2,$feedurl],
2387: 'only_body' => 1,}));
2388: $r->print(<<ENDFAILREDIR);
1.150 albertel 2389: <img align="right" src="$logo" />
1.220 raeburn 2390: <b>$lt{'sorr'}</b>
1.5 www 2391: ENDFAILREDIR
1.186 albertel 2392: $r->print(&Apache::loncommon::end_page());
1.5 www 2393: }
1.4 www 2394:
1.6 albertel 2395: sub redirect_back {
1.255 raeburn 2396: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_;
1.100 raeburn 2397: my $sorttag = '';
1.101 raeburn 2398: my $roletag = '';
2399: my $statustag = '';
2400: my $sectag = '';
1.208 raeburn 2401: my $grptag = '';
1.101 raeburn 2402: my $userpicktag = '';
2403: my $qrystr = '';
1.80 raeburn 2404: my $prevtag = '';
1.133 albertel 2405:
1.135 albertel 2406: &Apache::loncommon::content_type($r,'text/html');
2407: $r->send_http_header;
1.133 albertel 2408: &dewrapper(\$feedurl);
1.70 www 2409: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2410: if ($previous > 0) {
2411: $qrystr = 'previous='.$previous;
2412: if ($feedurl =~ /\?register=1/) {
2413: $feedurl .= '&'.$qrystr;
2414: } else {
2415: $feedurl .= '?'.$qrystr;
2416: }
2417: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2418: }
1.100 raeburn 2419: if (defined($sort)) {
2420: my $sortqry = 'sortposts='.$sort;
2421: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
2422: $feedurl .= '&'.$sortqry;
2423: } else {
2424: $feedurl .= '?'.$sortqry;
2425: }
2426: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2427: if (defined($numpicks)) {
1.101 raeburn 2428: my $userpickqry = 'totposters='.$numpicks;
2429: $feedurl .= '&'.$userpickqry;
2430: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2431: } else {
1.143 raeburn 2432: if (ref($sectionpick) eq 'ARRAY') {
2433: $feedurl .= '§ionpick=';
2434: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2435: foreach my $sec (@{$sectionpick}) {
2436: $feedurl .= $sec.',';
2437: $sectag .= $sec.',';
1.143 raeburn 2438: }
2439: $feedurl =~ s/,$//;
2440: $sectag =~ s/,$//;
2441: $sectag .= '" />';
2442: } else {
2443: $feedurl .= '§ionpick='.$sectionpick;
2444: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2445: }
1.208 raeburn 2446: if (ref($grouppick) eq 'ARRAY') {
2447: $feedurl .= '&grouppick=';
2448: $sectag .= '<input type="hidden" name="grouppick" value="';
2449: foreach my $grp (@{$grouppick}) {
2450: $feedurl .= $grp.',';
2451: $grptag .= $grp.',';
2452: }
2453: $feedurl =~ s/,$//;
2454: $grptag =~ s/,$//;
2455: $grptag .= '" />';
2456: } else {
2457: $feedurl .= '&grouppick='.$grouppick;
2458: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2459: }
1.143 raeburn 2460: if (ref($rolefilter) eq 'ARRAY') {
2461: $feedurl .= '&rolefilter=';
2462: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2463: foreach my $role (@{$rolefilter}) {
2464: $feedurl .= $role.',';
2465: $roletag .= $role.',';
1.143 raeburn 2466: }
2467: $feedurl =~ s/,$//;
2468: $roletag =~ s/,$//;
2469: $roletag .= '" />';
2470: } else {
2471: $feedurl .= '&rolefilter='.$rolefilter;
2472: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2473: }
1.101 raeburn 2474: $feedurl .= '&statusfilter='.$statusfilter;
2475: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2476: }
1.100 raeburn 2477: }
1.208 raeburn 2478: my $grouptag;
2479: if ($group ne '') {
2480: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />'; my $refarg;
2481: if (exists($env{'form.ref'})) {
2482: $refarg = '&ref='.$env{'form.ref'};
2483: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2484: }
2485: if ($feedurl =~ /\?/) {
2486: $feedurl .= '&group='.$group.$refarg;
2487: } else {
2488: $feedurl .= '?group='.$group.$refarg;
2489: }
2490: }
1.233 raeburn 2491: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2492: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 2493: my %onload;
2494: if ($env{'environment.remote'} ne 'off') {
2495: $onload{'onload'} =
2496: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
2497: }
1.186 albertel 2498: my $start_page=
1.207 albertel 2499: &Apache::loncommon::start_page('Feedback sent',undef,
1.208 raeburn 2500: {'redirect' => [0,$feedurl],
1.186 albertel 2501: 'only_body' => 1,
1.189 albertel 2502: 'add_entries' => \%onload});
1.186 albertel 2503: my $end_page = &Apache::loncommon::end_page();
2504: $r->print(<<ENDREDIR);
2505: $start_page
1.150 albertel 2506: <img align="right" src="$logo" />
1.5 www 2507: $typestyle
1.32 albertel 2508: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2509: $blog
1.255 raeburn 2510: $toolarge
1.63 albertel 2511: <font color="red">$status</font>
1.49 www 2512: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2513: $prevtag
1.100 raeburn 2514: $sorttag
1.101 raeburn 2515: $statustag
2516: $roletag
2517: $sectag
1.208 raeburn 2518: $grptag
1.101 raeburn 2519: $userpicktag
1.208 raeburn 2520: $grouptag
1.49 www 2521: </form>
1.186 albertel 2522: $end_page
1.2 www 2523: ENDREDIR
2524: }
1.6 albertel 2525:
2526: sub no_redirect_back {
2527: my ($r,$feedurl) = @_;
1.107 www 2528: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2529:
1.200 albertel 2530: my %onload;
2531: if ($env{'environment.remote'} ne 'off') {
2532: $onload{'onload'} =
2533: "if (window.name!='loncapaclient') { self.window.close(); }";
2534: }
2535:
1.187 albertel 2536: my %body_options = ('only_body' => 1,
1.191 albertel 2537: 'bgcolor' => '#FFFFFF',
1.200 albertel 2538: 'add_entries' => \%onload,);
1.187 albertel 2539:
2540: if ($feedurl !~ m{^/adm/feedback}) {
2541: $body_options{'rediect'} = [2,$feedurl];
1.7 albertel 2542: }
1.187 albertel 2543: my $start_page=
2544: &Apache::loncommon::start_page('Feedback not sent',undef,
2545: \%body_options);
2546:
2547: my $end_page = &Apache::loncommon::end_page();
2548:
1.233 raeburn 2549: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2550: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2551: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2552: $start_page
1.150 albertel 2553: <img align="right" src="$logo" />
1.107 www 2554: <b>$nofeed</b>
1.187 albertel 2555: <br />
2556: $end_page
1.8 www 2557: ENDNOREDIRTWO
1.2 www 2558: }
1.6 albertel 2559:
2560: sub screen_header {
1.141 raeburn 2561: my ($feedurl,$symb) = @_;
1.65 www 2562: my $msgoptions='';
2563: my $discussoptions='';
1.157 albertel 2564: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2565: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2566: $msgoptions=
1.202 albertel 2567: '<p><label><input type="radio" name="discuss" value="author" /> '.
1.151 albertel 2568: &mt('Feedback to resource author').'</label></p>';
1.65 www 2569: }
1.243 www 2570: my %optionhash=();
2571: foreach my $type ('question','comment','policy') {
2572: $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'};
2573: }
1.65 www 2574: if (&feedback_available(1)) {
2575: $msgoptions.=
1.202 albertel 2576: '<p><label><input type="radio" name="discuss" value="question" /> '.
1.243 www 2577: ($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label></p>';
1.65 www 2578: }
2579: if (&feedback_available(0,1)) {
2580: $msgoptions.=
1.202 albertel 2581: '<p><label><input type="radio" name="discuss" value="course" /> '.
1.243 www 2582: ($optionhash{'comment'}?$optionhash{'comment'}:&mt('Question/Comment/Feedback about course content')).
1.151 albertel 2583: '</label></p>';
1.65 www 2584: }
2585: if (&feedback_available(0,0,1)) {
2586: $msgoptions.=
1.202 albertel 2587: '<p><label><input type="radio" name="discuss" value="policy" /> '.
1.243 www 2588: ($optionhash{'policy'}?$optionhash{'policy'}:&mt('Question/Comment/Feedback about course policy')).
1.151 albertel 2589: '</label></p>';
1.65 www 2590: }
2591: }
1.190 www 2592: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.241 raeburn 2593: my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
2594: if (!$blocked && &discussion_open(undef,$symb) &&
1.90 albertel 2595: &Apache::lonnet::allowed('pch',
1.157 albertel 2596: $env{'request.course.id'}.
2597: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.234 raeburn 2598: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
2599: &mt('Contribution to course discussion of resource');
1.223 raeburn 2600: $discussoptions.='</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
1.234 raeburn 2601: &mt('Anonymous contribution to course discussion of resource').
2602: ' <i>('.&mt('name only visible to course faculty').')</i></label> '.
2603: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
1.241 raeburn 2604: my $blockblog = &Apache::loncommon::blocking_status('blogs');
2605: if (!$blockblog) {
2606: $discussoptions.= &add_blog_checkbox();
2607: }
1.141 raeburn 2608: }
1.65 www 2609: }
1.266 weissno 2610: if ($msgoptions) { $msgoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').'" />'.&mt('Sending Messages').'</h2>'.$msgoptions; }
1.65 www 2611: if ($discussoptions) {
1.149 albertel 2612: $discussoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" />'.&mt('Discussion Contributions').'</h2>'.$discussoptions; }
1.65 www 2613: return $msgoptions.$discussoptions;
1.6 albertel 2614: }
2615:
2616: sub resource_output {
2617: my ($feedurl) = @_;
1.46 albertel 2618: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2619: $usersaw=~s/\<body[^\>]*\>//gi;
2620: $usersaw=~s/\<\/body\>//gi;
2621: $usersaw=~s/\<html\>//gi;
2622: $usersaw=~s/\<\/html\>//gi;
2623: $usersaw=~s/\<head\>//gi;
2624: $usersaw=~s/\<\/head\>//gi;
2625: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2626: return $usersaw;
2627: }
2628:
2629: sub clear_out_html {
1.194 albertel 2630: my ($message,$override,$ignore_htmlarea)=@_;
2631: if (!$ignore_htmlarea
2632: && !&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2633: # Always allow the <m>-tag
2634: my %html=(M=>1);
2635: # Check if more is allowed
1.157 albertel 2636: my $cid=$env{'request.course.id'};
2637: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2638: ($override)) {
1.37 albertel 2639: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2640: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
2641: # <SUP>
1.107 www 2642: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2643: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
1.155 albertel 2644: M=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.107 www 2645: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1);
2646: }
2647: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2648: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2649: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2650: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2651: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2652: return $message;
2653: }
2654:
2655: sub assemble_email {
1.237 raeburn 2656: my ($message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2657: my %lt = &Apache::lonlocal::texthash(
2658: 'prev' => 'Previous attempts of student (if applicable)',
2659: 'orig' => 'Original screen output (if applicable)',
2660: 'corr' => 'Correct Answer(s) (if applicable)',
2661: );
1.6 albertel 2662: my $email=<<"ENDEMAIL";
2663: $message
2664: ENDEMAIL
2665: my $citations=<<"ENDCITE";
1.220 raeburn 2666: <h2>$lt{'prev'}</h2>
1.6 albertel 2667: $prevattempts
1.63 albertel 2668: <br /><hr />
1.220 raeburn 2669: <h2>$lt{'orig'}</h2>
1.6 albertel 2670: $usersaw
1.220 raeburn 2671: <h2>$lt{'corr'}</h2>
1.40 albertel 2672: $useranswer
1.6 albertel 2673: ENDCITE
2674: return ($email,$citations);
2675: }
2676:
1.36 www 2677:
2678: sub feedback_available {
2679: my ($question,$course,$policy)=@_;
1.242 albertel 2680: my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question,
2681: $course,$policy);
1.36 www 2682: return scalar(%to);
1.6 albertel 2683: }
2684:
2685: sub send_msg {
1.246 albertel 2686: my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_;
2687: my $status='';
2688: my $sendsomething=0;
2689: my $restitle = &get_resource_title($symb,$feedurl);
2690: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2691: unless ($title=~/\w/) { $title=&mt('Feedback'); }
2692: foreach my $key (keys(%to)) {
2693: if ($key) {
2694: my ($user,$domain) = split(/\:/,$key,2);
2695: if (!defined($user)) {
2696: $status.='<br />'.&mt('Error sending message to [_1], no user specified.',$key);
2697: } elsif (!defined($domain)) {
2698: $status.='<br />'.&mt('Error sending message to [_1], no domain specified.',$key);
2699: } else {
2700: unless (&Apache::lonmsg::user_normal_msg($user,$domain,
2701: $title.' ['.$restitle.']',$email,$citations,$feedurl,
2702: $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) {
2703: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
2704: } else {
2705: $sendsomething++;
2706: }
2707: }
2708: }
1.6 albertel 2709: }
1.246 albertel 2710:
1.18 www 2711:
2712: my %record=&Apache::lonnet::restore('_feedback');
1.221 raeburn 2713: my ($temp)=keys(%record);
1.18 www 2714: unless ($temp=~/^error\:/) {
1.246 albertel 2715: my %newrecord=();
2716: $newrecord{'resource'}=$feedurl;
2717: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2718: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
2719: $status.='<br />'.&mt('Not registered').'<br />';
2720: }
1.18 www 2721: }
1.246 albertel 2722:
2723: return ($status,$sendsomething);
1.6 albertel 2724: }
2725:
1.13 www 2726: sub adddiscuss {
1.78 raeburn 2727: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2728: my $status='';
1.122 raeburn 2729: my $realsymb;
2730: if ($symb=~/^bulletin___/) {
2731: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2732: $filename=~s|^adm/wrapper/||;
2733: $realsymb=&Apache::lonnet::symbread($filename);
2734: }
2735: if (&discussion_open(undef,$realsymb) &&
1.157 albertel 2736: &Apache::lonnet::allowed('pch',$env{'request.course.id'}.
2737: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.20 www 2738:
1.13 www 2739: my %contrib=('message' => $email,
1.157 albertel 2740: 'sendername' => $env{'user.name'},
2741: 'senderdomain' => $env{'user.domain'},
2742: 'screenname' => $env{'environment.screenname'},
2743: 'plainname' => $env{'environment.firstname'}.' '.
2744: $env{'environment.middlename'}.' '.
2745: $env{'environment.lastname'}.' '.
2746: $env{'enrironment.generation'},
1.78 raeburn 2747: 'attachmenturl'=> $attachmenturl,
2748: 'subject' => $subject);
1.157 albertel 2749: if ($env{'form.replydisc'}) {
2750: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2751: }
1.14 www 2752: if ($anon) {
2753: $contrib{'anonymous'}='true';
2754: }
1.13 www 2755: if (($symb) && ($email)) {
1.231 raeburn 2756: my $now = time;
1.157 albertel 2757: if ($env{'form.editdisc'}) {
1.102 raeburn 2758: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2759: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 2760: $contrib{'timestamp'} = $now;
1.102 raeburn 2761: $contrib{'history'} = '';
2762: my $numoldver = 0;
1.157 albertel 2763: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 2764: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2765: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2766: # get timestamp for last post and history
1.157 albertel 2767: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
2768: $env{'course.'.$env{'request.course.id'}.'.domain'},
2769: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2770: if (defined($oldcontrib{$oldidx.':replyto'})) {
2771: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2772: }
2773: if (defined($oldcontrib{$oldidx.':history'})) {
2774: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 2775: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 2776: $numoldver = @oldversions;
2777: } else {
2778: $numoldver = 1;
2779: }
2780: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2781: }
1.108 raeburn 2782: my $numnewver = $numoldver + 1;
1.102 raeburn 2783: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2784: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2785: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2786: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2787: } else {
1.112 raeburn 2788: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2789: }
1.102 raeburn 2790: }
2791: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2792: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2793: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2794: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2795: } else {
1.112 raeburn 2796: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2797: }
1.102 raeburn 2798: }
2799: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 2800: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 2801: $oldsymb,$oldidx,\%contrib,
1.157 albertel 2802: $env{'course.'.$env{'request.course.id'}.'.domain'},
2803: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2804: $status='Editing class discussion'.($anon?' (anonymous)':'');
2805: } else {
2806: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 2807: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
2808: $env{'course.'.$env{'request.course.id'}.'.domain'},
2809: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2810: }
1.231 raeburn 2811: my %storenewentry=($symb => $now);
1.63 albertel 2812: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2813: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 2814: $env{'course.'.$env{'request.course.id'}.'.domain'},
2815: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 2816: }
1.17 www 2817: my %record=&Apache::lonnet::restore('_discussion');
1.221 raeburn 2818: my ($temp)=keys(%record);
1.17 www 2819: unless ($temp=~/^error\:/) {
2820: my %newrecord=();
2821: $newrecord{'resource'}=$symb;
2822: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2823: $status.='<br />'.&mt('Registering').': '.
1.21 www 2824: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2825: }
2826: } else {
2827: $status.='Failed.';
1.17 www 2828: }
1.63 albertel 2829: return $status.'<br />';
1.13 www 2830: }
2831:
1.231 raeburn 2832: sub get_discussion_info {
2833: my ($idx,%contrib) = @_;
2834: my $changelast = 0;
2835: my $count = 0;
2836: my $hiddenflag = 0;
2837: my $deletedflag = 0;
2838: my ($hidden,$deleted,%info,$newlastdisc);
2839: my $version = $contrib{'version'};
2840: if ($version) {
2841: for (my $id=$version; $id>0; $id--) {
2842: my $vkeys=$contrib{$id.':keys'};
2843: my @keys=split(/:/,$vkeys);
2844: if (grep(/^hidden$/,@keys)) {
2845: if (!$hiddenflag) {
2846: $hidden = $contrib{$id.':hidden'};
2847: $hiddenflag = 1;
2848: }
2849: } elsif (grep(/^deleted$/,@keys)) {
2850: if (!$deletedflag) {
2851: $deleted = $contrib{$id.':deleted'};
2852: $deletedflag = 1;
2853: }
2854: } else {
2855: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
2856: $count++;
2857: $info{$count}{'id'} = $id;
2858: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
2859: }
2860: }
2861: }
2862: if ($info{'1'}{'id'} == $idx) {
2863: $changelast = 1;
2864: if ($count > 1) {
2865: $newlastdisc = $info{'2'}{'timestamp'};
2866: } else {
2867: $newlastdisc = 0;
2868: }
2869: }
2870: }
2871: return ($changelast,$newlastdisc);
2872: }
2873:
1.33 www 2874: # ----------------------------------------------------------- Preview function
2875:
2876: sub show_preview {
1.187 albertel 2877: my ($r) = @_;
1.135 albertel 2878: &Apache::loncommon::content_type($r,'text/html');
2879: $r->send_http_header;
1.218 albertel 2880: my $start_page=
2881: &Apache::loncommon::start_page('Preview',undef,
2882: {'only_body' => 1,});
2883:
1.157 albertel 2884: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 2885: &newline_to_br(\$message);
1.106 www 2886: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2887: $message=&Apache::lontexconvert::msgtexconverted($message);
1.194 albertel 2888: my $subject=&clear_out_html($env{'form.subject'},undef,1);
1.78 raeburn 2889: $subject=~s/\n/\<br \/\>/g;
2890: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 2891:
2892: my $end_page = &Apache::loncommon::end_page();
2893:
1.263 bisitz 2894: $r->print($start_page
2895: .'<h1>'.&mt('Preview').'</h1>'
2896: .&Apache::lonhtmlcommon::start_pick_box()
2897: .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
2898: .$subject
2899: .&Apache::lonhtmlcommon::row_closure()
2900: .&Apache::lonhtmlcommon::row_title(&mt('Message'))
2901: .$message
2902: .&Apache::lonhtmlcommon::row_closure(1)
2903: .&Apache::lonhtmlcommon::end_pick_box()
2904: .$end_page
2905: );
1.33 www 2906: }
2907:
1.165 albertel 2908:
2909: sub newline_to_br {
2910: my ($message)=@_;
2911: my $newmessage;
2912: my $parser=HTML::LCParser->new($message);
2913: while (my $token=$parser->get_token()) {
2914: if ($token->[0] eq 'T') {
2915: my $text=$token->[1];
2916: $text=~s/\n/\<br \/\>/g;
2917: $newmessage.=$text;
2918: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
2919: $newmessage.=$token->[1];
2920: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
2921: $newmessage.=$token->[2];
2922: } elsif ($token->[0] eq 'S') {
2923: $newmessage.=$token->[4];
2924: }
2925:
2926: }
2927: $$message=$newmessage;
2928: }
2929:
1.33 www 2930: sub generate_preview_button {
1.171 www 2931: my ($formname,$fieldname)=@_;
2932: unless ($formname) { $formname='mailform'; }
2933: unless ($fieldname) { $fieldname='comment'; }
1.107 www 2934: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 2935: return(<<ENDPREVIEW);
1.205 raeburn 2936: <br />
1.33 www 2937: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.78 raeburn 2938: <input type="hidden" name="subject">
1.33 www 2939: <input type="hidden" name="comment" />
1.65 www 2940: <input type="button" value="$pre"
1.171 www 2941: onClick="if (typeof(document.$formname.onsubmit)=='function') {document.$formname.onsubmit();};this.form.comment.value=document.$formname.$fieldname.value;this.form.subject.value=document.$formname.subject.value;this.form.submit();" />
1.33 www 2942: </form>
2943: ENDPREVIEW
2944: }
1.71 www 2945:
1.108 raeburn 2946: sub modify_attachments {
1.255 raeburn 2947: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls,
2948: $attachmaxtext,$toolarge)=@_;
1.218 albertel 2949:
1.220 raeburn 2950: my %lt = &Apache::lonlocal::texthash(
2951: 'subj' => 'Subject',
2952: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
2953: 'chth' => 'Check the checkboxes for any you wish to remove.',
2954: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
2955: 'adda' => 'Add a new attachment to this post.',
1.247 albertel 2956: 'stch' => 'Save Changes',
1.220 raeburn 2957: );
1.218 albertel 2958: my $js = <<END;
2959: <script type="text/javascript">
2960: function setAction () {
2961: document.modattachments.action = document.modattachments.origpage.value;
2962: document.modattachments.submit();
2963: }
2964: </script>
2965: END
2966:
2967: my $start_page =
2968: &Apache::loncommon::start_page('Discussion Post Attachments',$js);
2969:
1.204 www 2970: my $orig_subject = &unescape($env{'form.subject'});
1.194 albertel 2971: my $subject=&clear_out_html($orig_subject,undef,1);
1.108 raeburn 2972: $subject=~s/\n/\<br \/\>/g;
2973: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 2974: my $timestamp=$env{'form.timestamp'};
2975: my $numoldver=$env{'form.numoldver'};
1.187 albertel 2976:
1.108 raeburn 2977: my $msg = '';
1.113 raeburn 2978: my %attachments = ();
1.108 raeburn 2979: my %currattach = ();
2980: if ($idx) {
1.113 raeburn 2981: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 2982: }
1.139 albertel 2983: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 2984:
2985: my $end_page =
2986: &Apache::loncommon::end_page();
2987:
2988: $r->print(<<END);
1.198 albertel 2989: $start_page
1.255 raeburn 2990: $toolarge
1.108 raeburn 2991: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
1.255 raeburn 2992: <br />
2993: <table class="LC_data_table">
1.108 raeburn 2994: <tr>
1.255 raeburn 2995: <td colspan="2">
1.124 raeburn 2996: <b>Subject:</b> $subject</b><br /><br />
1.108 raeburn 2997: END
2998: if ($idx) {
2999: if ($attachmenturls) {
1.221 raeburn 3000: my @currold = keys(%currattach);
1.108 raeburn 3001: if (@currold > 0) {
1.220 raeburn 3002: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3003: foreach my $id (@currold) {
3004: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3005: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3006: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3007: }
3008: $r->print("<br />");
3009: }
3010: }
3011: }
1.213 raeburn 3012: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3013: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3014: foreach my $attach (@{$currnewattach}) {
3015: $attach =~ m#/([^/]+)$#;
3016: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3017: }
3018: $r->print("<br />");
3019: }
3020: $r->print(<<END);
1.255 raeburn 3021: </td></tr>
3022: <tr>
3023: <td>
3024: $lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onClick="this.form.submit()" />
1.108 raeburn 3025: </td>
3026: </tr>
1.255 raeburn 3027: <tr>
3028: <td colspan="2">$attachmaxtext</td>
3029: </tr>
1.108 raeburn 3030: </table>
1.157 albertel 3031: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3032: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3033: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3034: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3035: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3036: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3037: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3038: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3039: END
1.220 raeburn 3040: foreach my $item (@{$currnewattach}) {
3041: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3042: }
1.220 raeburn 3043: foreach my $item (@{$currdelold}) {
3044: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3045: }
3046: $r->print(<<END);
1.220 raeburn 3047: <input type="button" name="rtntoedit" value="$lt{'stch'}" onClick="setAction()"/>
1.108 raeburn 3048: </form>
1.187 albertel 3049: $end_page
1.108 raeburn 3050: END
3051: return;
3052: }
3053:
3054: sub process_attachments {
3055: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3056:
3057: @{$currnewattach}=
3058: &Apache::loncommon::get_env_multiple('form.currnewattach');
3059: @{$currdelold}=
3060: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3061: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3062: my @currdelnew =
3063: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3064: my @currnew = ();
3065: foreach my $newone (@{$currnewattach}) {
3066: my $delflag = 0;
1.221 raeburn 3067: foreach my $item (@currdelnew) {
3068: if ($newone eq $item) {
1.108 raeburn 3069: $delflag = 1;
3070: last;
3071: }
3072: }
3073: unless ($delflag) {
1.221 raeburn 3074: push(@currnew, $newone);
1.108 raeburn 3075: }
3076: }
3077: @{$currnewattach} = @currnew;
3078: }
1.158 albertel 3079: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3080: }
3081:
3082: sub generate_attachments_button {
1.224 raeburn 3083: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3084: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3085: my $origpage = $ENV{'REQUEST_URI'};
3086: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3087: my %lt = &Apache::lonlocal::texthash(
3088: 'clic' => 'Click to add/remove attachments',
3089: );
1.108 raeburn 3090: my $response = (<<END);
1.205 raeburn 3091: <br />
1.108 raeburn 3092: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3093: $lt{'clic'}: <input type="button" value="$att"
1.124 raeburn 3094: 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 3095: END
1.224 raeburn 3096: if (!$blockblog) {
3097: $response .= 'setblogvalue();';
3098: }
1.108 raeburn 3099: unless ($mode eq 'board') {
3100: $response .= 'javascript:anonchk();';
3101: }
3102: $response .= (<<ENDATTACH);
3103: this.form.submit();" />
3104: <input type="hidden" name="origpage" value="$origpage" />
3105: <input type="hidden" name="idx" value="$idx" />
3106: <input type="hidden" name="timestamp" value="$now" />
3107: <input type="hidden" name="subject" />
3108: <input type="hidden" name="comment" />
1.175 www 3109: <input type="hidden" name="blog" value = "0" />
1.164 albertel 3110: <input type="hidden" name="discuss" value = "0" />
1.108 raeburn 3111: <input type="hidden" name="numoldver" value="$numoldver" />
3112: ENDATTACH
3113: if (defined($deloldattach)) {
3114: if (@{$deloldattach} > 0) {
1.221 raeburn 3115: foreach my $delatt (@{$deloldattach}) {
3116: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3117: }
3118: }
3119: }
3120: if (defined($currnewattach)) {
3121: if (@{$currnewattach} > 0) {
1.221 raeburn 3122: foreach my $attach (@{$currnewattach}) {
3123: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3124: }
3125: }
3126: }
3127: $response .= '</form>';
3128: return $response;
3129: }
3130:
3131: sub extract_attachments {
3132: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3133: %{$attachments}=();
3134: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3135: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3136: if (exists($$attachments{$id}{$numoldver})) {
3137: if (defined($currdelold)) {
3138: if (@{$currdelold} > 0) {
3139: unless (grep/^$id$/,@{$currdelold}) {
3140: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3141: }
1.113 raeburn 3142: } else {
3143: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3144: }
1.116 raeburn 3145: } else {
3146: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3147: }
3148: }
1.116 raeburn 3149: }
1.221 raeburn 3150: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3151: if (@attached == 1) {
3152: my $id = $attached[0];
3153: my $attachurl;
3154: if ($attachmenturls =~ m/^<attachment id="0">/) {
3155: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3156: } else {
3157: $attachurl = $$attachments{$id}{'filename'};
3158: }
3159: $attachurl=~m|/([^/]+)$|;
3160: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3161: $1.'</tt></a><br />';
3162: &Apache::lonnet::allowuploaded('/adm/feedback',
3163: $attachurl);
3164: } elsif (@attached > 1) {
3165: $$message.='<ol>';
1.221 raeburn 3166: foreach my $attach (@attached) {
3167: my $id = $attach;
1.113 raeburn 3168: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3169: my ($fname)
3170: =($attachurl=~m|/([^/]+)$|);
3171: $$message .= '<li><a href="'.$attachurl.
3172: '"><tt>'.
3173: $fname.'</tt></a></li>';
1.108 raeburn 3174: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3175: $attachurl);
1.108 raeburn 3176: }
1.116 raeburn 3177: $$message .= '</ol>';
1.108 raeburn 3178: }
3179: }
3180:
3181: sub construct_attachmenturl {
3182: my ($currnewattach,$keepold,$symb,$idx)=@_;
3183: my $oldattachmenturl;
3184: my $newattachmenturl;
1.113 raeburn 3185: my $startnum = 0;
1.108 raeburn 3186: my $currver = 0;
1.157 albertel 3187: if (($env{'form.editdisc'}) && ($idx)) {
3188: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3189: $env{'course.'.$env{'request.course.id'}.'.domain'},
3190: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3191: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3192: if ($contrib{$idx.':history'}) {
3193: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3194: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3195: $currver = 1 + scalar(@oldversions);
3196: } else {
3197: $currver = 2;
3198: }
3199: } else {
3200: $currver = 1;
3201: }
3202: if ($oldattachmenturl) {
1.113 raeburn 3203: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3204: my %attachments = ();
3205: my $prevver = $currver-1;
3206: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3207: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3208: $startnum += $numattach;
1.221 raeburn 3209: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3210: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3211: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3212: unless ($item eq 'filename') {
3213: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3214: }
1.113 raeburn 3215: }
3216: if (grep/^$num$/,@{$keepold}) {
3217: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3218: }
1.113 raeburn 3219: $newattachmenturl .= '</attachment>';
1.108 raeburn 3220: }
3221: } else {
1.116 raeburn 3222: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3223: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3224: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3225: }
1.113 raeburn 3226: $newattachmenturl .= '</attachment>';
1.108 raeburn 3227: $startnum ++;
3228: }
3229: }
3230: }
3231: for (my $i=0; $i<@{$currnewattach}; $i++) {
3232: my $attachnum = $startnum + $i;
1.113 raeburn 3233: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3234: }
3235: return $newattachmenturl;
3236: }
1.128 raeburn 3237:
1.224 raeburn 3238: sub add_blog_checkbox {
3239: my ($checkstatus);
3240: if ($env{'form.blog'}) {
3241: $checkstatus = 'checked="checked"';
3242: }
3243: my $output = '
3244: <script type="text/javascript">
3245: function setblogvalue() {
3246: if (document.mailform.blog.checked) {
3247: document.attachment.blog.value = 1;
3248: } else {
3249: document.attachment.blog.value = 0;
3250: }
3251: }
3252: </script><br />
3253: <label><input type="checkbox" name="blog" '.$checkstatus.' /> '.
3254: &mt('Add to my public course blog').'</label><br />'."\n";
3255: return $output;
3256: }
3257:
1.128 raeburn 3258: sub has_discussion {
3259: my $resourcesref = shift;
3260: my $navmap = Apache::lonnavmaps::navmap->new();
1.260 raeburn 3261: if (defined($navmap)) {
3262: my @allres=$navmap->retrieveResources();
3263: foreach my $resource (@allres) {
3264: if ($resource->hasDiscussion()) {
3265: my $ressymb = $resource->wrap_symb();
3266: if (ref($resourcesref) eq 'ARRAY') {
3267: push(@{$resourcesref}, $ressymb);
3268: }
3269: }
1.128 raeburn 3270: }
1.260 raeburn 3271: } else {
3272: &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
1.128 raeburn 3273: }
3274: return;
1.143 raeburn 3275: }
3276:
3277: sub sort_filter_names {
3278: my ($sort_types,$role_types,$status_types) = @_;
3279: %{$sort_types} = (
3280: ascdate => 'Date order - oldest first',
3281: descdate => 'Date order - newest first',
3282: thread => 'Threaded',
3283: subject => 'By subject',
3284: username => 'By domain and username',
3285: lastfirst => 'By last name, first name'
3286: );
3287: %{$role_types} = (
3288: all => 'All roles',
3289: st => 'Students',
3290: cc => 'Course Coordinators',
3291: in => 'Instructors',
3292: ta => 'TAs',
3293: ep => 'Exam proctors',
3294: ad => 'Administrators',
3295: cr => 'Custom roles'
3296: );
3297: %{$status_types} = (
3298: all => 'Roles of any status',
1.214 albertel 3299: Active => 'Only active roles',
3300: Expired => 'Only past roles',
3301: Future => 'Only future roles',
1.143 raeburn 3302: );
3303: }
1.108 raeburn 3304:
1.6 albertel 3305: sub handler {
3306: my $r = shift;
1.8 www 3307: if ($r->header_only) {
1.71 www 3308: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3309: $r->send_http_header;
3310: return OK;
3311: }
1.15 www 3312:
3313: # --------------------------- Get query string for limited number of parameters
3314:
1.97 raeburn 3315: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.208 raeburn 3316: ['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','groupick','posterlist','userpick','attach','origpage','currnewattach','deloldattach','keepold','allversions','export','sendmessageonly','group','ref']);
3317: my $group = $env{'form.group'};
1.255 raeburn 3318: my %attachmax = (
3319: text => '(128 KB max size)',
3320: num => 131072,
3321: );
1.180 raeburn 3322: if ($env{'form.editdisc'}) {
1.208 raeburn 3323: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3324: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3325: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3326: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3327: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3328: undef,undef,undef,$group);
1.180 raeburn 3329: return OK;
3330: }
3331: }
1.157 albertel 3332: if ($env{'form.discsymb'}) {
3333: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3334: my $readkey = $symb.'_read';
3335: my $chgcount = 0;
1.157 albertel 3336: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3337: foreach my $key (keys(%env)) {
1.111 raeburn 3338: if ($key =~ m/^form\.postunread_(\d+)/) {
3339: if ($readinghash{$readkey} =~ /\.$1\./) {
3340: $readinghash{$readkey} =~ s/\.$1\.//;
3341: $chgcount ++;
3342: }
3343: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3344: unless ($readinghash{$readkey} =~ /\.$1\./) {
3345: $readinghash{$readkey} .= '.'.$1.'.';
3346: $chgcount ++;
3347: }
3348: }
3349: }
3350: if ($chgcount > 0) {
1.157 albertel 3351: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3352: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3353: }
1.133 albertel 3354: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3355: '0','0','','',$env{'form.previous'},'','','',
3356: undef,undef,undef,$group);
1.111 raeburn 3357: return OK;
3358: }
1.157 albertel 3359: if ($env{'form.allversions'}) {
1.109 raeburn 3360: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3361: &Apache::loncommon::no_cache($r);
1.109 raeburn 3362: $r->send_http_header;
1.187 albertel 3363:
3364: $r->print(&Apache::loncommon::start_page('Discussion Post Versions'));
3365:
1.157 albertel 3366: my $crs='/'.$env{'request.course.id'};
3367: if ($env{'request.course.sec'}) {
3368: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3369: }
1.133 albertel 3370: $crs=~s|_|/|g;
1.208 raeburn 3371: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3372: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3373: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3374: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3375: my $ressymb = &wrap_symb($symb);
3376: my $group = $env{'form.group'};
3377: my $seeid;
3378: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3379: if (&check_group_priv($group,'dgp') eq 'ok') {
3380: $seeid = 1;
3381: }
3382: } else {
3383: $seeid = &Apache::lonnet::allowed('rin',$crs);
3384: }
1.109 raeburn 3385: if ($idx > 0) {
1.116 raeburn 3386: my %messages = ();
3387: my %subjects = ();
3388: my %attachmsgs = ();
3389: my %allattachments = ();
3390: my %imsfiles = ();
3391: my ($screenname,$plainname);
1.157 albertel 3392: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3393: $env{'course.'.$env{'request.course.id'}.'.domain'},
3394: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3395: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3396: }
1.187 albertel 3397: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3398: return OK;
3399: }
1.157 albertel 3400: if ($env{'form.posterlist'}) {
3401: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3402: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3403: $env{'form.sortposts'});
1.101 raeburn 3404: return OK;
3405: }
1.157 albertel 3406: if ($env{'form.userpick'}) {
1.133 albertel 3407: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3408: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3409: my $numpicks = @posters;
1.133 albertel 3410: my %discinfo;
3411: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3412: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3413: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3414: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3415: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3416: '',$numpicks,$group);
1.101 raeburn 3417: return OK;
3418: }
1.157 albertel 3419: if ($env{'form.applysort'}) {
3420: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3421: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3422: '',$env{'form.previous'},$env{'form.sortposts'},
3423: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3424: $env{'form.sectionpick'},$env{'form.grouppick'},
3425: undef,$group);
1.100 raeburn 3426: return OK;
1.157 albertel 3427: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3428: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3429: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3430: return OK;
1.157 albertel 3431: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3432: my %discinfo = ();
3433: my @resources = ();
1.157 albertel 3434: if (defined($env{'form.navmaps'})) {
3435: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3436: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3437: } else {
1.157 albertel 3438: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3439: }
1.99 raeburn 3440: } else {
1.128 raeburn 3441: &has_discussion(\@resources);
1.99 raeburn 3442: }
3443: my $numitems = @resources;
3444: my $feedurl = '/adm/navmaps';
1.157 albertel 3445: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3446: my %lt = &Apache::lonlocal::texthash(
3447: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3448: 'robb' => 'resources/bulletin boards.',
1.264 schafran 3449: 'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
1.99 raeburn 3450: );
1.221 raeburn 3451: foreach my $res (@resources) {
3452: my $ressymb=$res;
1.132 albertel 3453: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3454: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3455: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3456: }
1.128 raeburn 3457: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3458: if ($numitems > 0) {
1.157 albertel 3459: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3460: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3461: } else {
3462: $textline = "<b>$lt{'twnp'}</b>";
3463: }
1.99 raeburn 3464: &Apache::loncommon::content_type($r,'text/html');
3465: $r->send_http_header;
1.150 albertel 3466: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3467: my %onload;
3468: if ($env{'environment.remote'} ne 'off') {
3469: $onload{'onload'} =
3470: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
3471: }
3472:
1.186 albertel 3473: my $start_page=
3474: &Apache::loncommon::start_page('New posts marked as read',undef,
3475: {'redirect' => [2,$feedurl],
3476: 'only_body' => 1,
1.189 albertel 3477: 'add_entries' => \%onload});
1.186 albertel 3478: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3479: $r->print (<<ENDREDIR);
1.186 albertel 3480: $start_page
1.150 albertel 3481: <img align="right" src="$logo" />
1.128 raeburn 3482: $textline
1.99 raeburn 3483: <form name="reldt" action="$feedurl" target="loncapaclient">
3484: </form>
1.187 albertel 3485: <br />
1.186 albertel 3486: $end_page
1.99 raeburn 3487: ENDREDIR
3488: return OK;
1.157 albertel 3489: } elsif ($env{'form.modifydisp'}) {
3490: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3491: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3492: split(/_/,$env{'form.changes'});
3493: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3494: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3495: return OK;
1.157 albertel 3496: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3497: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3498: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3499: $env{'form.toggon'} || $env{'form.markread'}) {
3500: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3501: my %discinfo;
1.133 albertel 3502: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3503: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3504: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3505: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3506: if ($env{'form.markondisp'}) {
1.137 albertel 3507: $discinfo{$symb.'_lastread'} = time;
3508: $discinfo{$symb.'_markondisp'} = 1;
3509: }
1.157 albertel 3510: if ($env{'form.markonread'}) {
3511: if ( $env{'form.previous'} > 0 ) {
3512: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3513: }
3514: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3515: }
1.133 albertel 3516: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3517: if ($env{'form.allposts'}) {
1.137 albertel 3518: $discinfo{$symb.'_showonlyunread'} = 0;
3519: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3520: }
1.157 albertel 3521: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3522: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3523: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3524: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3525: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3526: \%discinfo,$env{'user.domain'},$env{'user.name'});
3527: my $previous=$env{'form.previous'};
3528: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3529: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3530: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3531: return OK;
1.157 albertel 3532: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3533: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3534: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3535: my ($symb,$idx)=split(/\:\:\:/,$entry);
3536: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3537:
1.180 raeburn 3538: my $crs='/'.$env{'request.course.id'};
3539: if ($env{'request.course.sec'}) {
3540: $crs.='_'.$env{'request.course.sec'};
3541: }
3542: $crs=~s/\_/\//g;
3543: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3544:
1.208 raeburn 3545: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3546: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3547: undef,undef,$group,);
1.180 raeburn 3548: return OK;
3549: }
3550:
1.157 albertel 3551: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3552: $env{'course.'.$env{'request.course.id'}.'.domain'},
3553: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3554:
1.133 albertel 3555: my $currenthidden=$contrib{'hidden'};
3556: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3557:
1.157 albertel 3558: if ($env{'form.hide'}) {
1.133 albertel 3559: $currenthidden.='.'.$idx.'.';
3560: unless ($seeid) {
3561: $currentstudenthidden.='.'.$idx.'.';
3562: }
3563: } else {
3564: $currenthidden=~s/\.$idx\.//g;
3565: }
3566: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3567: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3568: $newhash{'studenthidden'} = $currentstudenthidden;
3569: }
1.231 raeburn 3570: if ($env{'form.hide'}) {
3571: my $changelast = 0;
3572: my $newlast;
3573: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3574: if ($changelast) {
3575: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3576: $env{'course.'.$env{'request.course.id'}.'.domain'},
3577: $env{'course.'.$env{'request.course.id'}.'.num'});
3578: }
3579: }
1.157 albertel 3580: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3581: $env{'course.'.$env{'request.course.id'}.'.domain'},
3582: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3583:
1.133 albertel 3584: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3585: '0','0','','',$env{'form.previous'},undef,undef,undef,
3586: undef,undef,undef,$group);
1.135 albertel 3587: return OK;
1.157 albertel 3588: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3589: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3590: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 3591: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
1.253 raeburn 3592: &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
1.69 www 3593: } else {
3594: &Apache::lonnet::del('environment',['threadeddiscussion']);
1.265 raeburn 3595: &Apache::lonnet::delenv('environment.threadeddiscussion');
1.72 albertel 3596: }
1.133 albertel 3597: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
1.208 raeburn 3598: '0','0','','',$env{'form.previous'},undef,undef,undef,
3599: undef,undef,undef,$group);
1.135 albertel 3600: return OK;
1.157 albertel 3601: } elsif ($env{'form.deldisc'}) {
1.38 www 3602: # --------------------------------------------------------------- Hide for good
1.157 albertel 3603: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 3604: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 3605: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3606: $env{'course.'.$env{'request.course.id'}.'.domain'},
3607: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 3608: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3609: if ($changelast) {
3610: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3611: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
3612: }
1.135 albertel 3613: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 3614: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3615: $env{'course.'.$env{'request.course.id'}.'.domain'},
3616: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 3617: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3618: '0','0','','',$env{'form.previous'},undef,undef,undef,
3619: undef,undef,undef,$group);
1.135 albertel 3620: return OK;
1.157 albertel 3621: } elsif ($env{'form.preview'}) {
1.33 www 3622: # -------------------------------------------------------- User wants a preview
3623: &show_preview($r);
1.135 albertel 3624: return OK;
1.157 albertel 3625: } elsif ($env{'form.attach'}) {
1.108 raeburn 3626: # -------------------------------------------------------- Work on attachments
3627: &Apache::loncommon::content_type($r,'text/html');
3628: $r->send_http_header;
1.198 albertel 3629: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.255 raeburn 3630: my (@currnewattach,@currdelold,@keepold,$toolarge);
1.108 raeburn 3631: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 3632: if (exists($env{'form.addnewattach.filename'})) {
1.255 raeburn 3633: if (length($env{'form.addnewattach'})<=$attachmax{'num'}) {
1.157 albertel 3634: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 3635: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 3636: push(@currnewattach, $newattachment);
1.255 raeburn 3637: } else {
3638: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
1.108 raeburn 3639: }
3640: }
1.133 albertel 3641: my $attachmenturls;
1.157 albertel 3642: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
3643: my $idx = $env{'form.idx'};
1.108 raeburn 3644: if ($idx) {
1.157 albertel 3645: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3646: $env{'course.'.$env{'request.course.id'}.'.domain'},
3647: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3648: $attachmenturls = $contrib{$idx.':attachmenturl'};
3649: }
1.133 albertel 3650: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
1.255 raeburn 3651: $attachmenturls,$attachmax{'text'},$toolarge);
1.135 albertel 3652: return OK;
1.157 albertel 3653: } elsif ($env{'form.export'}) {
1.116 raeburn 3654: &Apache::loncommon::content_type($r,'text/html');
3655: $r->send_http_header;
1.157 albertel 3656: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 3657: my $mode='board';
1.116 raeburn 3658: my $status='OPEN';
1.157 albertel 3659: my $previous=$env{'form.previous'};
1.168 albertel 3660: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library|task)$/) {
1.116 raeburn 3661: $mode='problem';
3662: $status=$Apache::inputtags::status[-1];
3663: }
3664: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 3665: my $start_page =
3666: &Apache::loncommon::start_page('Resource Feedback and Discussion');
3667: my $end_page =
3668: &Apache::loncommon::end_page();
3669: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 3670: return OK;
1.15 www 3671: } else {
3672: # ------------------------------------------------------------- Normal feedback
1.157 albertel 3673: my $feedurl=$env{'form.postdata'};
1.260 raeburn 3674: $feedurl=~s/^https?\:\/\///;
1.133 albertel 3675: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3676: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3677: $feedurl=~s/\?.+$//;
1.8 www 3678:
1.133 albertel 3679: my $symb;
1.157 albertel 3680: if ($env{'form.replydisc'}) {
3681: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
3682: } elsif ($env{'form.editdisc'}) {
3683: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3684: } elsif ($env{'form.origpage'}) {
1.133 albertel 3685: $symb="";
3686: } else {
3687: $symb=&Apache::lonnet::symbread($feedurl);
3688: }
3689: unless ($symb) {
1.157 albertel 3690: $symb=$env{'form.symb'};
1.133 albertel 3691: }
1.237 raeburn 3692: if (defined($symb)) {
3693: ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb);
3694: } else {
3695: # backward compatibility (bulletin boards used to be 'wrapped')
3696: &Apache::lonenc::check_decrypt(\$feedurl);
3697: &dewrapper(\$feedurl);
3698: }
1.133 albertel 3699: my $goahead=1;
1.168 albertel 3700: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
1.133 albertel 3701: unless ($symb) { $goahead=0; }
3702: }
3703: if (!$goahead) {
3704: # Ambiguous Problem Resource
3705: $r->internal_redirect('/adm/ambiguous');
3706: return OK;
1.31 www 3707: }
1.8 www 3708: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3709: unless (
3710: (
3711: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3712: )
3713: ||
1.157 albertel 3714: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 3715: ||
1.157 albertel 3716: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 3717: ) {
1.135 albertel 3718: &Apache::loncommon::content_type($r,'text/html');
3719: $r->send_http_header;
1.133 albertel 3720: # Unable to give feedback
1.233 raeburn 3721: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 3722: &no_redirect_back($r,$feedurl);
1.178 albertel 3723: return OK;
1.133 albertel 3724: }
1.6 albertel 3725: # --------------------------------------------------- Print login screen header
1.157 albertel 3726: unless ($env{'form.sendit'}) {
1.233 raeburn 3727: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 3728: &Apache::loncommon::content_type($r,'text/html');
3729: $r->send_http_header;
1.234 raeburn 3730: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.235 raeburn 3731: my ($blocked,$blocktext) =
3732: &Apache::loncommon::blocking_status('boards');
1.234 raeburn 3733: if ($blocked) {
3734: $r->print(&blocked_reply_or_edit($blocktext));
3735: return OK;
3736: }
3737: }
1.141 raeburn 3738: my $options=&screen_header($feedurl,$symb);
1.133 albertel 3739: if ($options) {
1.255 raeburn 3740: &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'});
1.133 albertel 3741: } else {
3742: &fail_redirect($r,$feedurl);
3743: }
3744: return OK;
1.6 albertel 3745: }
3746:
3747: # Get previous user input
1.9 albertel 3748: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 3749: $symb,$env{'user.name'},$env{'user.domain'},
3750: $env{'request.course.id'});
1.6 albertel 3751:
3752: # Get output from resource
1.237 raeburn 3753: &Apache::lonenc::check_encrypt(\$feedurl);
1.6 albertel 3754: my $usersaw=&resource_output($feedurl);
3755:
1.50 albertel 3756: # Get resource answer (need to allow student to view grades for this to work)
1.253 raeburn 3757: &Apache::lonnet::appenv({'allowed.vgr'=>'F'});
1.238 raeburn 3758: my $usersymb = &Apache::lonenc::check_encrypt($symb);
1.237 raeburn 3759: my $useranswer=
3760: &Apache::loncommon::get_student_answers(
1.238 raeburn 3761: $usersymb,$env{'user.name'},$env{'user.domain'},
1.237 raeburn 3762: $env{'request.course.id'});
1.50 albertel 3763: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3764: # Get attachments, if any, and not too large
3765: my $attachmenturl='';
1.255 raeburn 3766: my $toolarge='';
1.157 albertel 3767: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
3768: ($env{'form.replydisc'})) {
1.133 albertel 3769: my ($symb,$idx);
1.157 albertel 3770: if ($env{'form.replydisc'}) {
3771: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
3772: } elsif ($env{'form.editdisc'}) {
3773: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
3774: } elsif ($env{'form.origpage'}) {
3775: $symb = $env{'form.symb'};
1.133 albertel 3776: }
1.132 albertel 3777: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3778: my @currnewattach = ();
3779: my @deloldattach = ();
3780: my @keepold = ();
3781: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3782: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3783: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 3784: } elsif ($env{'form.attachment.filename'}) {
1.255 raeburn 3785: if (length($env{'form.attachment'})<=$attachmax{'num'}) {
3786: my $now = time;
3787: my $subdir = 'feedback/'.$now;
3788: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir);
3789: } else {
3790: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
3791: }
1.42 www 3792: }
1.6 albertel 3793: # Filter HTML out of message (could be nasty)
1.157 albertel 3794: my $message=&clear_out_html($env{'form.comment'});
1.6 albertel 3795:
3796: # Assemble email
1.237 raeburn 3797: my ($email,$citations)=&assemble_email($message,$prevattempts,
1.133 albertel 3798: $usersaw,$useranswer);
1.40 albertel 3799:
1.6 albertel 3800: # Who gets this?
1.242 albertel 3801: my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl);
1.6 albertel 3802:
3803: # Actually send mail
1.194 albertel 3804: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'},
3805: undef,1),
3806: $feedurl,$email,$citations,
1.240 raeburn 3807: $attachmenturl,$usersymb,%to);
1.13 www 3808:
3809: # Discussion? Store that.
1.32 albertel 3810: my $numpost=0;
1.207 albertel 3811: if ( ($env{'form.discuss'} ne ''
3812: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
3813: || $env{'form.anondiscuss'} ne '') {
1.194 albertel 3814: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.201 albertel 3815: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 3816: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
3817: $subject);
1.32 albertel 3818: $numpost++;
1.14 www 3819: }
1.175 www 3820:
3821: # Add to blog?
3822:
3823: my $blog='';
3824: if ($env{'form.blog'}) {
1.194 albertel 3825: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.175 www 3826: $status.=&Apache::lonrss::addentry($env{'user.name'},
3827: $env{'user.domain'},
3828: 'CourseBlog_'.$env{'request.course.id'},
3829: $subject,$message,$feedurl,'public');
3830: $blog='<br />'.&mt('Added to my course blog').'<br />';
3831: }
1.133 albertel 3832:
1.6 albertel 3833: # Receipt screen and redirect back to where came from
1.255 raeburn 3834: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge);
1.133 albertel 3835: }
3836: return OK;
1.234 raeburn 3837: }
3838:
3839: sub blocked_reply_or_edit {
3840: my ($blocktext) = @_;
3841: return
3842: &Apache::loncommon::start_page('Resource Feedback and Discussion').
3843: $blocktext.'<br /><br /><a href="javascript:history.go(-1)">'.
3844: &mt('Back to previous page').
3845: &Apache::loncommon::end_page();
1.133 albertel 3846: }
1.6 albertel 3847:
1.133 albertel 3848: sub wrap_symb {
3849: my ($ressymb)=@_;
3850: if ($ressymb =~ /bulletin___\d+___/) {
3851: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3852: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3853: }
1.6 albertel 3854: }
1.133 albertel 3855: return $ressymb;
3856: }
3857: sub dewrapper {
3858: my ($feedurl)=@_;
3859: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3860: $$feedurl=~s|^/adm/wrapper||;
3861: }
3862: }
3863:
3864: sub get_feedurl {
3865: my ($symb)=@_;
3866: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3867: my $feedurl = &Apache::lonnet::clutter($url);
3868: &dewrapper(\$feedurl);
3869: return $feedurl;
1.15 www 3870: }
1.1 www 3871:
1.133 albertel 3872: sub get_feedurl_and_clean_symb {
3873: my ($symb)=@_;
3874: &Apache::lonenc::check_decrypt(\$symb);
3875: # backward compatibility (bulletin boards used to be 'wrapped')
3876: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3877: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3878: }
3879: my $feedurl = &get_feedurl($symb);
3880: return ($symb,$feedurl);
3881: }
1.180 raeburn 3882:
3883: sub editing_allowed {
1.208 raeburn 3884: my ($postid,$group) = @_;
3885: $postid = &unescape($postid);
1.180 raeburn 3886: my $can_edit = 0;
1.208 raeburn 3887: if ($group ne '') {
3888: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3889: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3890: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
3891: if (&check_group_priv($group,'egp') eq 'ok') {
3892: $can_edit = 1;
3893: }
3894: return $can_edit;
3895: }
3896: }
1.180 raeburn 3897: my $cid = $env{'request.course.id'};
3898: my $role = (split(/\./,$env{'request.role'}))[0];
3899: my $section = $env{'request.course.sec'};
1.184 albertel 3900: my $allow_editing_config =
3901: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 3902: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
3903: $can_edit = 1;
3904: } else {
1.184 albertel 3905: foreach my $editor (split(/,/,$allow_editing_config)) {
3906: my ($editor_role,$editor_sec) = split(/:/,$editor);
3907: if ($editor_role eq $role
3908: && defined($editor_sec)
3909: && defined($section)
3910: && $editor_sec eq $section) {
3911: $can_edit = 1;
3912: last;
3913: }
3914: if ($editor_role eq $role
3915: && !defined($editor_sec)) {
3916: $can_edit = 1;
3917: }
3918: }
1.180 raeburn 3919: }
3920: return $can_edit;
3921: }
3922:
1.208 raeburn 3923: sub check_group_priv {
3924: my ($group,$grp_priv) = @_;
3925: foreach my $priv ('mdg','vcg') {
3926: my $checkcourse = $env{'request.course.id'}.
3927: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
3928: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
3929: return 'ok';
3930: }
3931: }
3932: if ($grp_priv && $group ne '') {
3933: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
3934: return 'ok';
3935: }
3936: }
3937: return '';
3938: }
3939:
1.211 albertel 3940: sub group_args {
1.208 raeburn 3941: my ($group) = @_;
1.211 albertel 3942: if ($group eq '') { return ''; }
3943: my $extra_args = '&group='.$group;
1.208 raeburn 3944: if (exists($env{'form.ref'})) {
1.211 albertel 3945: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 3946: }
3947: return $extra_args;
3948: }
3949:
1.237 raeburn 3950: sub get_resource_title {
3951: my ($symb,$feedurl) = @_;
3952: my ($restitle,$plainurl);
3953: if (defined($symb)) {
3954: my $plain_symb = &Apache::lonenc::check_decrypt($symb);
3955: $restitle = &Apache::lonnet::gettitle($plain_symb);
3956: }
3957: if (defined($feedurl)) {
3958: $plainurl = &Apache::lonenc::check_decrypt($feedurl);
3959: }
3960: if (!defined($restitle)) {
3961: if (defined($feedurl)) {
3962: $restitle = &Apache::lonnet::gettitle($plainurl);
3963: }
3964: }
3965: if ($plainurl ne $feedurl) {
3966: my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-);
3967: if ($plain_filename eq $restitle) {
3968: $restitle = &mt('Untitled resource');
3969: }
3970: }
3971: if ($restitle eq '') {
3972: $restitle = &mt('Untitled resource');
3973: }
3974: return $restitle;
3975: }
3976:
1.1 www 3977: 1;
3978: __END__
1.257 jms 3979:
3980:
3981: =pod
3982:
3983: =head1 NAME
3984:
3985: Apache::lonfeedback.pm
3986:
3987: =head1 SYNOPSIS
3988:
3989: Handles feedback from students to instructors and system administrators.
3990:
3991: Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
3992:
3993: Used by lonmsg.pm.
3994:
3995: This is part of the LearningOnline Network with CAPA project
3996: described at http://www.lon-capa.org.
3997:
3998: =head1 OVERVIEW
3999:
4000: None
4001:
4002: =head1 SUBROUTINES
4003:
4004: =over
4005:
4006: =item discussion_open()
4007:
4008: =item discussion_visible()
4009:
4010: =item list_discussion()
4011:
4012: =item send_feedback_link()
4013:
4014: =item send_message_link()
4015:
4016: =item action_links_bar()
4017:
4018: =item postingform_display()
4019:
4020: =item build_posting_display
4021:
4022: =item filter_regexp()
4023:
4024: =item get_post_contents()
4025:
4026: =item replicate_attachments()
4027:
4028: =item mail_screen()
4029:
4030: =item print_display_options()
4031:
4032: =item print_sortfilter_options()
4033:
4034: =item print_showposters()
4035:
4036: =item get_post_versions()
4037:
4038: =item get_post_attachments()
4039:
4040: =item fail_redirect()
4041:
4042: =item redirect_back()
4043:
4044: =item no_redirect_back()
4045:
4046: =item screen_header()
4047:
4048: =item resource_output()
4049:
4050: =item clear_out_html()
4051:
4052: =item assemble_email()
4053:
4054: =item feedback_available()
4055:
4056: =item send_msg()
4057:
4058: =item adddiscuss()
4059:
4060: =item get_discussion_info()
4061:
4062: =item show_preview()
4063:
4064: =item newline_to_br()
4065:
4066: =item generate_preview_button()
4067:
4068: =item modify_attachments()
4069:
4070: =item process_attachments()
4071:
4072: =item generate_attachments_button()
4073:
4074: =item extract_attachments()
4075:
4076: =item construct_attachmenturl()
4077:
4078: =item add_blog_checkbox()
4079:
4080: =item has_discussion()
4081:
4082: =item sort_filter_names()
4083:
4084: =item handler()
4085:
4086: =item blocked_reply_or_edit()
4087:
4088: =item wrap_symb()
4089:
4090: =item dewrapper()
4091:
4092: =item get_feedurl()
4093:
4094: =item get_feedurl_and_clean_symb()
4095:
4096: =item editing_allowed()
4097:
4098: =item check_group_priv()
4099:
4100: =item group_args()
4101:
4102: =item get_resource_title()
4103:
4104: =back
4105:
1.258 bisitz 4106: =cut
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