Annotation of loncom/interface/lonfeedback.pm, revision 1.273.4.12
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.273.4.12! raeburn 4: # $Id: lonfeedback.pm,v 1.273.4.11 2010/09/21 04:58:17 raeburn Exp $
1.19 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.77 www 28: ###
1.7 albertel 29:
1.1 www 30: package Apache::lonfeedback;
31:
32: use strict;
33: use Apache::Constants qw(:common);
1.3 www 34: use Apache::lonmsg();
1.9 albertel 35: use Apache::loncommon();
1.33 www 36: use Apache::lontexconvert();
1.86 www 37: use Apache::lonlocal; # must not have ()
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)=@_;
1.273.4.9 raeburn 51: # Advanced roles can always discuss
1.249 albertel 52: if ($env{'request.role.adv'}) { return 1; }
1.273.4.9 raeburn 53: # Get discussion closing date
54: my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
55: # If it is defined and in the future, the instructor wants this discussion to be open
56: if (defined($close) && $close ne '' && $close > time) {
57: return 1;
58: }
59: # It was not explicitly open, check if the problem is available.
60: # If the problem is not available, close the discussion
1.92 albertel 61: if (defined($status) &&
62: !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
1.77 www 63: || $status eq 'OPEN')) {
1.92 albertel 64: return 0;
1.75 albertel 65: }
1.273.4.9 raeburn 66: # The problem is available, but check if the instructor explictly closed discussion
1.89 albertel 67: if (defined($close) && $close ne '' && $close < time) {
1.92 albertel 68: return 0;
1.89 albertel 69: }
1.92 albertel 70: return 1;
71: }
72:
73: sub discussion_visible {
74: my ($status)=@_;
75: if (not &discussion_open($status)) {
76: my $hidden=&Apache::lonnet::EXT('resource.0.discusshide');
77: if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) {
1.157 albertel 78: if (!$env{'request.role.adv'}) { return 0; }
1.92 albertel 79: }
80: }
81: return 1;
1.90 albertel 82: }
1.84 raeburn 83:
1.90 albertel 84: sub list_discussion {
1.208 raeburn 85: my ($mode,$status,$ressymb,$imsextras,$group)=@_;
1.232 raeburn 86: unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); }
87: unless ($ressymb) { return ''; }
88: $ressymb=&wrap_symb($ressymb);
1.157 albertel 89: my $outputtarget=$env{'form.grade_target'};
90: if (defined($env{'form.export'})) {
91: if($env{'form.export'}) {
1.116 raeburn 92: $outputtarget = 'export';
93: }
1.140 raeburn 94: }
1.147 raeburn 95: if (defined($imsextras)) {
96: if ($$imsextras{'caller'} eq 'imsexport') {
97: $outputtarget = 'export';
98: }
99: }
1.232 raeburn 100: if (not &discussion_visible($status)) {
101: if ($mode ne 'board') {
1.233 raeburn 102: &Apache::lonenc::check_encrypt(\$ressymb);
1.250 albertel 103: return '<br />'.&send_message_link($ressymb);
1.232 raeburn 104: }
105: }
1.208 raeburn 106: if ($group ne '' && $mode eq 'board') {
107: if (&check_group_priv($group,'vgb') ne 'ok') {
108: return '';
109: }
110: }
1.219 raeburn 111:
1.235 raeburn 112: my ($blocked,$blocktext) =
113: &Apache::loncommon::blocking_status('boards');
1.223 raeburn 114: if ($blocked) {
1.234 raeburn 115: &Apache::lonenc::check_encrypt(\$ressymb);
1.232 raeburn 116: if ($mode ne 'board') {
1.234 raeburn 117: $blocktext.='<br />'.&send_message_link($ressymb);
1.232 raeburn 118: }
1.234 raeburn 119: return $blocktext;
1.223 raeburn 120: }
121:
1.270 www 122: my @bgcols = ("LC_disc_old_item","LC_disc_new_item");
1.57 www 123: my $discussiononly=0;
124: if ($mode eq 'board') { $discussiononly=1; }
1.157 albertel 125: unless ($env{'request.course.id'}) { return ''; }
126: my $crs='/'.$env{'request.course.id'};
127: my $cid=$env{'request.course.id'};
128: if ($env{'request.course.sec'}) {
129: $crs.='_'.$env{'request.course.sec'};
1.143 raeburn 130: }
1.55 www 131: $crs=~s/\_/\//g;
1.133 albertel 132: my $encsymb=&Apache::lonenc::check_encrypt($ressymb);
133: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
1.168 albertel 134: && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/));
1.133 albertel 135:
1.100 raeburn 136: my %usernamesort = ();
137: my %namesort =();
138: my %subjectsort = ();
1.133 albertel 139:
1.80 raeburn 140: # Get discussion display settings for this discussion
141: my $lastkey = $ressymb.'_lastread';
142: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 143: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 144: my $visitkey = $ressymb.'_visit';
1.84 raeburn 145: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 146: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 147: my $toggkey = $ressymb.'_readtoggle';
148: my $readkey = $ressymb.'_read';
1.139 albertel 149: $ressymb=$encsymb;
1.169 albertel 150: 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 151: my %discinfo = ();
1.80 raeburn 152: my $showonlyunread = 0;
1.111 raeburn 153: my $showunmark = 0;
1.84 raeburn 154: my $markondisp = 0;
1.79 raeburn 155: my $prevread = 0;
1.81 raeburn 156: my $previous = 0;
1.80 raeburn 157: my $visit = 0;
158: my $newpostsflag = 0;
1.221 raeburn 159: my @posters = split(/\&/,$dischash{$userpickkey});
1.80 raeburn 160:
1.81 raeburn 161: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.208 raeburn 162: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']);
1.157 albertel 163: my $sortposts = $env{'form.sortposts'};
164: my $statusfilter = $env{'form.statusfilter'};
1.209 albertel 165: my @sectionpick = split(/,/,$env{'form.sectionpick'});
166: my @grouppick = split(/,/,$env{'form.grouppick'});
167: my @rolefilter = split(/,/,$env{'form.rolefilter'});
1.208 raeburn 168:
1.157 albertel 169: my $totposters = $env{'form.totposters'};
170: $previous = $env{'form.previous'};
1.80 raeburn 171: if ($previous > 0) {
172: $prevread = $previous;
173: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 174: unless ($dischash{$lastkey} eq '') {
175: $prevread = $dischash{$lastkey};
176: }
1.80 raeburn 177: }
1.79 raeburn 178:
1.208 raeburn 179: my $cdom = $env{'course.'.$cid.'.domain'};
180: my $cnum = $env{'course.'.$cid.'.num'};
1.273.4.2 raeburn 181: my $crstype = &Apache::loncommon::course_type();
182:
1.208 raeburn 183:
1.108 raeburn 184: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 185: my %roleshash = ();
186: my %roleinfo = ();
1.208 raeburn 187: my ($classgroups,$studentgroups);
1.157 albertel 188: if ($env{'form.rolefilter'}) {
1.208 raeburn 189: %roleshash = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
1.221 raeburn 190: foreach my $rolekey (keys(%roleshash)) {
191: my ($role,$uname,$udom,$sec) = split(/:/,$rolekey);
1.144 raeburn 192: if ($role =~ /^cr/) {
193: $role = 'cr';
194: }
1.221 raeburn 195: my ($end,$start) = split(/:/,$roleshash{$rolekey});
1.101 raeburn 196: my $now = time;
197: my $status = 'Active';
198: if (($now < $start) || ($end > 0 && $now > $end)) {
199: $status = 'Expired';
200: }
1.144 raeburn 201: if ($uname && $udom) {
1.221 raeburn 202: push(@{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status);
1.144 raeburn 203: }
1.101 raeburn 204: }
1.208 raeburn 205: my ($classlist,$keylist) =
206: &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.101 raeburn 207: my $sec_index = &Apache::loncoursedata::CL_SECTION();
208: my $status_index = &Apache::loncoursedata::CL_STATUS();
209: while (my ($student,$data) = each %$classlist) {
210: my ($section,$status) = ($data->[$sec_index],
211: $data->[$status_index]);
1.221 raeburn 212: push(@{$roleinfo{$student}}, 'st:'.$section.':'.$status);
1.101 raeburn 213: }
1.208 raeburn 214: ($classgroups,$studentgroups) =
1.214 albertel 215: &Apache::loncoursedata::get_group_memberships($classlist,$keylist,
216: $cdom,$cnum);
1.101 raeburn 217: }
218:
1.84 raeburn 219: # Get discussion display default settings for user
1.157 albertel 220: if ($env{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 221: $showonlyunread = 1;
222: }
1.157 albertel 223: if ($env{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 224: $markondisp = 1;
225: }
226:
227: # Override user's default if user specified display setting for this discussion
228: if (defined($dischash{$ondispkey})) {
1.123 raeburn 229: unless ($dischash{$ondispkey} eq '') {
230: $markondisp = $dischash{$ondispkey};
231: }
1.84 raeburn 232: }
233: if ($markondisp) {
234: $discinfo{$lastkey} = time;
235: }
1.83 raeburn 236:
1.80 raeburn 237: if (defined($dischash{$showkey})) {
1.123 raeburn 238: unless ($dischash{$showkey} eq '') {
239: $showonlyunread = $dischash{$showkey};
240: }
1.80 raeburn 241: }
242:
1.111 raeburn 243: if (defined($dischash{$markkey})) {
1.123 raeburn 244: unless ($dischash{$markkey} eq '') {
245: $showunmark = $dischash{$markkey};
246: }
1.111 raeburn 247: }
248:
1.80 raeburn 249: if (defined($dischash{$visitkey})) {
1.123 raeburn 250: unless ($dischash{$visitkey} eq '') {
251: $visit = $dischash{$visitkey};
252: }
1.78 raeburn 253: }
1.80 raeburn 254: $visit ++;
1.78 raeburn 255:
1.208 raeburn 256: my $seeid;
257: if (($group ne '') && ($mode eq 'board') &&
258: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
259: if (&check_group_priv($group,'dgp') eq 'ok') {
260: $seeid = 1;
261: }
262: } else {
263: $seeid=&Apache::lonnet::allowed('rin',$crs);
264: }
1.68 www 265: my @discussionitems=();
1.101 raeburn 266: my %shown = ();
267: my @posteridentity=();
1.116 raeburn 268:
269: my $current=0;
1.67 www 270: my $visible=0;
1.68 www 271: my @depth=();
1.116 raeburn 272: my @replies = ();
1.68 www 273: my %alldiscussion=();
1.116 raeburn 274: my %imsitems=();
275: my %imsfiles=();
1.80 raeburn 276: my %notshown = ();
1.84 raeburn 277: my %newitem = ();
1.68 www 278: my $maxdepth=0;
1.173 www 279: my %anonhash=();
280: my $anoncnt=0;
1.69 www 281: my $target='';
1.157 albertel 282: unless ($env{'browser.interface'} eq 'textual' ||
283: $env{'environment.remote'} eq 'off' ) {
1.69 www 284: $target='target="LONcom"';
285: }
1.111 raeburn 286:
1.79 raeburn 287: my $now = time;
1.80 raeburn 288: $discinfo{$visitkey} = $visit;
289:
1.169 albertel 290: &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});
1.208 raeburn 291: &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 292:
1.67 www 293: my $discussion='';
1.116 raeburn 294: my $manifestfile;
295: my $manifestok=0;
296: my $tempexport;
297: my $imsresources;
298: my $copyresult;
1.84 raeburn 299:
300: my $function = &Apache::loncommon::get_users_function();
301: my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 302: $env{'user.domain'});
1.84 raeburn 303: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 304: 'cuse' => 'Current discussion settings',
1.84 raeburn 305: 'allposts' => 'All posts',
306: 'unread' => 'New posts only',
1.111 raeburn 307: 'unmark' => 'Unread only',
1.84 raeburn 308: 'ondisp' => 'Once displayed',
1.111 raeburn 309: 'onmark' => 'Once marked not NEW',
310: 'toggoff' => 'Off',
311: 'toggon' => 'On',
1.84 raeburn 312: 'disa' => 'Posts to be displayed',
313: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 314: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 315: 'chgt' => 'Change',
316: 'disp' => 'Display',
317: 'nolo' => 'Not new',
1.111 raeburn 318: 'togg' => 'Toggle read/unread',
1.220 raeburn 319: 'aner' => 'An error occurred opening the manifest file.',
320: 'difo' => 'Discussion for',
321: 'aerr' => 'An error occurred opening the export file for posting',
322: 'aysu' => 'Are you sure you want to delete this post?',
323: 'dpwn' => 'Deleted posts will no longer be visible to you and other students',
324: 'bwco' => 'but will continue to be visible to your instructor',
325: 'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
1.84 raeburn 326: );
327:
328: my $currdisp = $lt{'allposts'};
329: my $currmark = $lt{'onmark'};
1.111 raeburn 330: my $currtogg = $lt{'toggoff'};
1.84 raeburn 331: my $dispchange = $lt{'unread'};
332: my $markchange = $lt{'ondisp'};
1.111 raeburn 333: my $toggchange = $lt{'toggon'};
1.97 raeburn 334: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 335: my $displinkA = 'onlyunread';
336: my $displinkB = 'onlyunmark';
1.97 raeburn 337: my $marklink = 'markondisp';
1.111 raeburn 338: my $togglink = 'toggon';
1.84 raeburn 339:
340: if ($markondisp) {
341: $currmark = $lt{'ondisp'};
342: $markchange = $lt{'onmark'};
1.97 raeburn 343: $marklink = 'markonread';
1.84 raeburn 344: }
345:
346: if ($showonlyunread) {
347: $currdisp = $lt{'unread'};
348: $dispchange = $lt{'allposts'};
1.111 raeburn 349: $displinkA = 'allposts';
1.84 raeburn 350: }
1.111 raeburn 351:
352: if ($showunmark) {
353: $currdisp = $lt{'unmark'};
354: $dispchange = $lt{'unmark'};
355: $displinkA='allposts';
356: $displinkB='onlyunread';
357: $showonlyunread = 0;
358: }
359:
360: if ($dischash{$toggkey}) {
361: $currtogg = $lt{'toggon'};
362: $toggchange = $lt{'toggoff'};
363: $togglink = 'toggoff';
364: }
1.97 raeburn 365:
1.273.4.6 raeburn 366: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 367:
368: if ($newpostsflag) {
1.273.4.6 raeburn 369: $chglink .= '&previous='.$prevread;
1.84 raeburn 370: }
1.211 albertel 371: $chglink.=&group_args($group);
1.84 raeburn 372:
1.67 www 373: if ($visible) {
1.80 raeburn 374: # Print the discusssion
1.116 raeburn 375: if ($outputtarget eq 'tex') {
1.156 albertel 376: $discussion.='<tex>{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
1.116 raeburn 377: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
378: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
379: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
1.156 albertel 380: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}</tex>';
1.116 raeburn 381: } elsif ($outputtarget eq 'export') {
382: # Create temporary directory if this is an export
383: my $now = time;
1.147 raeburn 384: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
385: $tempexport = $$imsextras{'tempexport'};
386: if (!-e $tempexport) {
387: mkdir($tempexport,0700);
388: }
389: $tempexport .= '/'.$$imsextras{'count'};
390: if (!-e $tempexport) {
391: mkdir($tempexport,0700);
392: }
393: } else {
394: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
395: if (!-e $tempexport) {
396: mkdir($tempexport,0700);
397: }
398: $tempexport .= '/'.$now;
399: if (!-e $tempexport) {
400: mkdir($tempexport,0700);
401: }
1.157 albertel 402: $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
1.116 raeburn 403: }
404: if (!-e $tempexport) {
405: mkdir($tempexport,0700);
406: }
407: # open manifest file
408: my $manifest = '/imsmanifest.xml';
409: my $manifestfilename = $tempexport.$manifest;
410: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
411: $manifestok=1;
1.273.4.7 raeburn 412: print $manifestfile qq|<?xml version="1.0" encoding="UTF-8"?>
413:
1.116 raeburn 414: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
415: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
416: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
417: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
418: <organizations default="$ressymb">
419: <organization identifier="$ressymb">
1.220 raeburn 420: <title>$lt{'difo'} $ressymb</title>\n|;
1.116 raeburn 421: } else {
1.220 raeburn 422: $discussion .= $lt{'aner'}.'<br />';
1.116 raeburn 423: }
424: } else {
1.97 raeburn 425: my $colspan=$maxdepth+1;
1.102 raeburn 426: $discussion.= qq|
427: <script>
1.219 raeburn 428: function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
1.102 raeburn 429: var symbparm = symb+':::'+idx
430: var prevparm = ""
431: if (newflag == 1) {
1.273.4.6 raeburn 432: prevparm = "&previous="+previous
1.102 raeburn 433: }
1.219 raeburn 434: if (caller == 'studentdelete') {
1.220 raeburn 435: if (confirm("$lt{'aysu'}\\n$lt{'dpwn'},\\n$lt{'bwco'}")) {
1.219 raeburn 436: document.location.href = "/adm/feedback?hide="+symbparm+prevparm+groupparm
437: }
438: } else {
439: if (caller == 'seeiddelete') {
1.220 raeburn 440: if (confirm("$lt{'aysu'}\\n$lt{'depo'}")) {
1.219 raeburn 441: document.location.href = "/adm/feedback?deldisc="+symbparm+prevparm+groupparm
442: }
443: }
444: }
1.102 raeburn 445: }
446: </script>
447: |;
1.270 www 448: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" >'.
449: "\n".'<table class="LC_discussion">';
1.222 raeburn 450: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
451: $newpostsflag,$group,
452: $prevread,$markondisp);
453: my $escsymb=&escape($ressymb);
1.220 raeburn 454: my $numhidden = keys(%notshown);
1.116 raeburn 455: if ($numhidden > 0) {
456: my $colspan = $maxdepth+1;
457: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.173 www 458: '<a href="/adm/feedback?allposts=1&symb='.$escsymb;
1.116 raeburn 459: if ($newpostsflag) {
1.273.4.6 raeburn 460: $discussion .= '&previous='.$prevread;
1.116 raeburn 461: }
1.211 albertel 462: $discussion .= &group_args($group);
1.116 raeburn 463: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 464: $numhidden.' ';
1.116 raeburn 465: if ($showunmark) {
466: $discussion .= &mt('posts previously marked read');
467: } else {
468: $discussion .= &mt('previously viewed posts');
469: }
470: $discussion .= '<br/></td></tr>';
1.111 raeburn 471: }
1.80 raeburn 472: }
1.100 raeburn 473:
474: # Choose sort mechanism
475: my @showposts = ();
476: if ($sortposts eq 'descdate') {
1.221 raeburn 477: @showposts = (sort { $b <=> $a } keys(%alldiscussion));
1.100 raeburn 478: } elsif ($sortposts eq 'thread') {
1.221 raeburn 479: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 480: } elsif ($sortposts eq 'subject') {
1.221 raeburn 481: foreach my $key (sort(keys(%subjectsort))) {
482: push(@showposts, @{$subjectsort{$key}});
1.100 raeburn 483: }
484: } elsif ($sortposts eq 'username') {
1.221 raeburn 485: foreach my $domain (sort(keys(%usernamesort))) {
486: foreach my $key (sort(keys(%{$usernamesort{$domain}}))) {
487: push(@showposts, @{$usernamesort{$domain}{$key}});
1.100 raeburn 488: }
489: }
490: } elsif ($sortposts eq 'lastfirst') {
1.221 raeburn 491: foreach my $last (sort(keys(%namesort))) {
492: foreach my $key (sort(keys(%{$namesort{$last}}))) {
493: push(@showposts, @{$namesort{$last}{$key}});
1.100 raeburn 494: }
495: }
496: } else {
1.221 raeburn 497: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 498: }
1.116 raeburn 499: my $currdepth = 0;
500: my $firstidx = $alldiscussion{$showposts[0]};
1.221 raeburn 501: foreach my $post (@showposts) {
1.157 albertel 502: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.221 raeburn 503: $alldiscussion{$post} = $post;
1.100 raeburn 504: }
1.221 raeburn 505: unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) {
1.117 albertel 506: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 507: $discussion.="\n<tr>";
508: }
1.221 raeburn 509: my $thisdepth=$depth[$alldiscussion{$post}];
1.117 albertel 510: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 511: for (1..$thisdepth) {
512: $discussion.='<td> </td>';
513: }
514: }
1.80 raeburn 515: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 516: if ($outputtarget eq 'tex') {
1.95 sakharuk 517: #cleanup block
1.221 raeburn 518: $discussionitems[$alldiscussion{$post}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
519: $discussionitems[$alldiscussion{$post}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
1.95 sakharuk 520: my $threadinsert='';
521: if ($thisdepth > 0) {
522: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
523: }
1.221 raeburn 524: $discussionitems[$alldiscussion{$post}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
525: $discussionitems[$alldiscussion{$post}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
526: $discussionitems[$alldiscussion{$post}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 527:
1.221 raeburn 528: $discussionitems[$alldiscussion{$post}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$post}];
529: $discussion.=$discussionitems[$alldiscussion{$post}];
1.116 raeburn 530: } elsif ($outputtarget eq 'export') {
1.221 raeburn 531: my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html';
1.116 raeburn 532: if ($manifestok) {
1.221 raeburn 533: if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) {
1.116 raeburn 534: print $manifestfile ' </item>'."\n";
535: }
1.221 raeburn 536: $currdepth = $depth[$alldiscussion{$post}];
1.116 raeburn 537: print $manifestfile "\n".
1.221 raeburn 538: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$post}.'" isvisible="'.
539: $imsitems{$alldiscussion{$post}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$post}.'">'.
1.273.4.7 raeburn 540: '<title>'.$imsitems{$alldiscussion{$post}}{'title'}.'</title></item>';
1.116 raeburn 541: $imsresources .= "\n".
1.221 raeburn 542: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$post}.'" type="webcontent" href="'.$postfilename.'">'."\n".
1.146 raeburn 543: '<file href="'.$postfilename.'">'."\n".
1.273.4.7 raeburn 544: $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}.'</file>'."\n".
1.116 raeburn 545: '</resource>';
546: }
547: my $postingfile;
548: my $postingfilename = $tempexport.'/'.$postfilename;
549: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
550: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
1.221 raeburn 551: $imsitems{$alldiscussion{$post}}{'title'}.' '.
552: $imsitems{$alldiscussion{$post}}{'sender'}.
553: $imsitems{$alldiscussion{$post}}{'timestamp'}.'<br /><br />'.
554: $imsitems{$alldiscussion{$post}}{'message'}.'<br />'.
555: $imsitems{$alldiscussion{$post}}{'attach'}.'</body></html>'."\n";
1.116 raeburn 556: close($postingfile);
557: } else {
1.221 raeburn 558: $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'<br />';
1.116 raeburn 559: }
1.221 raeburn 560: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport);
1.116 raeburn 561: } else {
1.270 www 562: $discussion.='<td class="'.$bgcols[$newitem{$alldiscussion{$post}}].
1.221 raeburn 563: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$post}].
1.116 raeburn 564: '</td></tr>';
565: }
1.69 www 566: }
1.80 raeburn 567: }
1.116 raeburn 568: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 569: my $colspan=$maxdepth+1;
1.111 raeburn 570: $discussion .= <<END;
1.97 raeburn 571: <tr bgcolor="#FFFFFF">
1.270 www 572: <td colspan="$colspan" class="LC_disc_action_links_bar">
573: <table class="LC_disc_action_table">
1.97 raeburn 574: <tr>
575: <td align="left">
576: <table border="0" cellpadding="0" cellspacing="4">
577: <tr>
578: <td>
1.273.4.5 raeburn 579: <font size="-1"><b>$lt{'cuse'}</b>:</font></td>
1.97 raeburn 580: <td> </td>
1.111 raeburn 581: <td><font size="-1">
1.97 raeburn 582: END
583: if ($newpostsflag) {
584: $discussion .=
1.111 raeburn 585: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
586: if ($dischash{$toggkey}) {
587: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
588: }
1.97 raeburn 589: } else {
1.111 raeburn 590: if ($dischash{$toggkey}) {
591: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
592: } else {
593: $discussion .=
594: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
595: }
1.97 raeburn 596: }
597: $discussion .= <<END;
1.111 raeburn 598: </font></td>
1.97 raeburn 599: <td> </td>
1.144 raeburn 600: <td align="left">
1.273.4.5 raeburn 601: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</b></font>
1.111 raeburn 602: </td>
1.97 raeburn 603: </tr>
604: </table>
605: </td>
1.111 raeburn 606: END
1.143 raeburn 607: if ($sortposts) {
608: my %sort_types = ();
609: my %role_types = ();
610: my %status_types = ();
1.273.4.2 raeburn 611: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.143 raeburn 612:
613: $discussion .= '<td><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
1.157 albertel 614: if (defined($env{'form.totposters'})) {
1.144 raeburn 615: $discussion .= &mt('Posts by').':';
1.143 raeburn 616: if ($totposters > 0) {
617: foreach my $poster (@posters) {
1.144 raeburn 618: $discussion .= ' '.$poster.',';
1.143 raeburn 619: }
1.144 raeburn 620: $discussion =~ s/,$//;
1.143 raeburn 621: } else {
622: $discussion .= &mt('None selected');
623: }
624: } else {
625: my $filterchoice ='';
626: if (@sectionpick > 0) {
1.157 albertel 627: $filterchoice = '<i>'.&mt('sections').'</i>- '.$env{'form.sectionpick'};
1.143 raeburn 628: $filterchoice .= ' ';
629: }
1.208 raeburn 630: if (@grouppick > 0) {
631: $filterchoice = '<i>'.&mt('groups').'</i>- '.$env{'form.grouppick'};
632: $filterchoice .= ' ';
633: }
1.143 raeburn 634: if (@rolefilter > 0) {
1.144 raeburn 635: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.221 raeburn 636: foreach my $role (@rolefilter) {
637: $filterchoice .= ' '.$role_types{$role}.',';
1.143 raeburn 638: }
1.144 raeburn 639: $filterchoice =~ s/,$//;
1.259 raeburn 640: $filterchoice .= '<br />'.(' ' x8);
1.143 raeburn 641: }
642: if ($statusfilter) {
643: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
644: }
645: if ($filterchoice) {
646: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
647: }
648: $discussion .= '</font></td>';
649: }
650: }
1.111 raeburn 651: if ($dischash{$toggkey}) {
1.247 albertel 652: my $storebutton = &mt('Save read/unread changes');
1.111 raeburn 653: $discussion.='<td align="right">'.
1.269 bisitz 654: '<input type="hidden" name="discsymb" value="'.$ressymb.'" />'."\n".
1.111 raeburn 655: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
1.269 bisitz 656: ' onClick="this.form.submit();" />'."\n".
1.111 raeburn 657: '</td>';
658: }
659: $discussion .= (<<END);
1.97 raeburn 660: </tr>
661: </table>
662: </td>
663: </tr>
1.222 raeburn 664: END
665: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
666: $newpostsflag,$group,
667: $prevread,$markondisp);
668: $discussion .= "
1.97 raeburn 669: </table>
1.222 raeburn 670: <br /><br /></form>\n";
1.114 sakharuk 671: }
1.116 raeburn 672: if ($outputtarget eq 'export') {
673: if ($manifestok) {
674: while ($currdepth > 0) {
675: print $manifestfile " </item>\n";
676: $currdepth --;
677: }
678: print $manifestfile qq|
679: </organization>
680: </organizations>
681: <resources>
682: $imsresources
683: </resources>
684: </manifest>
685: |;
686: close($manifestfile);
1.147 raeburn 687: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
688: $discussion = $copyresult;
689: } else {
1.116 raeburn 690:
691: #Create zip file in prtspool
692:
1.147 raeburn 693: my $imszipfile = '/prtspool/'.
1.157 albertel 694: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.147 raeburn 695: time.'_'.rand(1000000000).'.zip';
696: my $cwd = &getcwd();
697: my $imszip = '/home/httpd/'.$imszipfile;
698: chdir $tempexport;
699: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
700: close(OUTPUT);
701: chdir $cwd;
1.220 raeburn 702: $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','<a href="'.$imszipfile.'">').'</a><br />';
1.147 raeburn 703: if ($copyresult) {
1.220 raeburn 704: $discussion .= &mt('The following errors occurred during export').' - <br />'.$copyresult;
1.147 raeburn 705: }
1.116 raeburn 706: }
707: } else {
1.220 raeburn 708: $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 709: }
710: return $discussion;
711: }
1.54 www 712: }
713: if ($discussiononly) {
1.108 raeburn 714: my $now = time;
715: my $attachnum = 0;
1.213 raeburn 716: my $currnewattach = [];
717: my $currdelold = [];
1.108 raeburn 718: my $comment = '';
719: my $subject = '';
1.157 albertel 720: if ($env{'form.origpage'}) {
1.108 raeburn 721: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.204 www 722: $subject = &unescape($env{'form.subject'});
723: $comment = &unescape($env{'form.comment'});
1.108 raeburn 724: my @keepold = ();
1.208 raeburn 725: &process_attachments($currnewattach,$currdelold,\@keepold);
726: if (@{$currnewattach} > 0) {
727: $attachnum += @{$currnewattach};
1.108 raeburn 728: }
729: }
1.273.4.12! raeburn 730: if ((&discussion_open($status)) && ($outputtarget ne 'tex')) {
1.208 raeburn 731: if (($group ne '') && ($mode eq 'board')) {
1.273.4.12! raeburn 732: if ((&check_group_priv($group,'pgd') eq 'ok') &&
! 733: ($ressymb =~ m{^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$})) {
1.208 raeburn 734: $discussion .=
1.210 albertel 735: &postingform_display($mode,$ressymb,$now,$subject,
736: $comment,$outputtarget,$attachnum,
737: $currnewattach,$currdelold,
1.273.4.2 raeburn 738: $group,$crstype);
1.108 raeburn 739: }
1.208 raeburn 740: } else {
1.273.4.12! raeburn 741: if (&Apache::lonnet::allowed('pch',$env{'request.course.id'}.
! 742: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
! 743:
! 744: $discussion.=
! 745: &postingform_display($mode,$ressymb,$now,$subject,
! 746: $comment,$outputtarget,$attachnum,
! 747: $currnewattach,$currdelold,'',$crstype);
! 748: } else {
! 749: $discussion.= '<span class="LC_feedback_link">'.
! 750: &mt('This discussion is closed.').'</span>';
! 751: }
1.208 raeburn 752: }
1.95 sakharuk 753: }
1.273.4.12! raeburn 754: if (!(&discussion_open($status)) && ($outputtarget ne 'tex')) {
! 755: $discussion.= '<span class="LC_feedback_link">'.
! 756: &mt('This discussion is closed.').'</span>';
! 757: }
1.140 raeburn 758: } else {
1.251 albertel 759: $discussion.='<div class="LC_feedback_link">';
1.140 raeburn 760: if (&discussion_open($status) &&
761: &Apache::lonnet::allowed('pch',
1.157 albertel 762: $env{'request.course.id'}.
763: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.95 sakharuk 764: if ($outputtarget ne 'tex') {
1.273.4.9 raeburn 765: $discussion.= &send_feedback_link($ressymb,$target);
766: if ($env{'request.role.adv'}) {
767: my $close = &Apache::lonnet::EXT('resource.0.discussend',$ressymb);
768: if (defined($close) && $close ne '' && $close < time) {
769: $discussion .= ' '.&mt('(Closed for [_1] roles)',
770: &Apache::lonnet::plaintext('st',$crstype));
771: }
772: }
1.190 www 773: }
1.273.4.10 raeburn 774: } else {
775: if ($outputtarget ne 'tex') {
776: $discussion.= '<span class="LC_feedback_link">'.&mt('This discussion is closed.').'</span>';
777: }
1.232 raeburn 778: }
1.273.4.9 raeburn 779: $discussion.=&send_message_link($ressymb).'</div>';
1.74 www 780: }
1.114 sakharuk 781: return $discussion;
1.54 www 782: }
1.1 www 783:
1.232 raeburn 784: sub send_feedback_link {
785: my ($ressymb,$target) = @_;
786: my $output = '<span class="LC_feedback_link">'.
787: ' <a href="/adm/feedback?replydisc='.
788: &escape($ressymb).':::" '.$target.'>'.
789: '<img alt="" src="'.
790: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').
791: '" border="0" />'.&mt('Post Discussion').'</a></span>';
792: return $output;
793: }
794:
795: sub send_message_link {
796: my ($ressymb) = @_;
1.251 albertel 797: my $output = '<span class="LC_message_link">'.
1.232 raeburn 798: ' <a href="/adm/feedback?sendmessageonly=1&symb='.
799: &escape($ressymb).'"><img alt="" src="'.
1.266 weissno 800: &Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').
1.272 bisitz 801: '" border="0" />'.&mt('Send Feedback').'</a></span>';
1.232 raeburn 802: return $output;
803: }
804:
1.222 raeburn 805: sub action_links_bar {
806: my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;
1.270 www 807: my $discussion = '<tr><td class="LC_disc_action_links_bar" colspan="'.$colspan.'">'.
1.273.4.1 raeburn 808: '<table width="100%" class="LC_disc_action_table"><tr>'.
809: '<td class="LC_disc_action_left">';
1.222 raeburn 810: my $escsymb=&escape($ressymb);
811: if ($visible>2) {
1.273.4.1 raeburn 812: $discussion .= '<a href="/adm/feedback?cmd=threadedon&symb='.$escsymb;
1.222 raeburn 813: if ($newpostsflag) {
1.273.4.6 raeburn 814: $discussion .= '&previous='.$prevread;
1.222 raeburn 815: }
816: $discussion .= &group_args($group);
817: $discussion .='">'.&mt('Threaded View').'</a> '.
818: '<a href="/adm/feedback?cmd=threadedoff&symb='.$escsymb;
819: if ($newpostsflag) {
820: $discussion .= '&previous='.$prevread;
821: }
822: $discussion .= &group_args($group);
823: $discussion .='">'.&mt('Chronological View').'</a>
1.271 bisitz 824: <a href="/adm/feedback?cmd=sortfilter&symb='.$escsymb;
1.222 raeburn 825: if ($newpostsflag) {
826: $discussion .= '&previous='.$prevread;
827: }
828: $discussion .= &group_args($group);
1.259 raeburn 829: $discussion .='">'.&mt('Sorting/Filtering options').'</a>'.(' ' x2);
1.222 raeburn 830: }
1.271 bisitz 831: $discussion .='<a href="/adm/feedback?export='.$escsymb;
1.222 raeburn 832: if ($newpostsflag) {
833: $discussion .= '&previous='.$prevread;
834: }
835: $discussion .= &group_args($group);
836: $discussion .= '">'.&mt('Export').'?</a> </td>';
837: if ($newpostsflag) {
838: if (!$markondisp) {
1.270 www 839: $discussion .='<td class="LC_disc_action_right"><a href="/adm/preferences?action=changediscussions';
1.222 raeburn 840: $discussion .= &group_args($group);
841: $discussion .= '">'.
842: &mt('Preferences on what is marked as NEW').
843: '</a><br /><a href="/adm/feedback?markread=1&symb='.$escsymb;
844: $discussion .= &group_args($group);
1.273.4.5 raeburn 845: $discussion .= '">'.&mt('Mark NEW posts no longer new').'</a></td>';
1.222 raeburn 846: } else {
847: $discussion .= '<td> </td>';
848: }
849: } else {
850: $discussion .= '<td> </td>';
851: }
852: $discussion .= '</tr></table></td></tr>';
853: return $discussion;
854: }
855:
1.208 raeburn 856: sub postingform_display {
857: my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum,
1.273.4.2 raeburn 858: $currnewattach,$currdelold,$group,$crstype) = @_;
1.208 raeburn 859: my $newattachmsg;
1.220 raeburn 860: my %lt = &Apache::lonlocal::texthash(
861: 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty',
862: 'title' => 'Title',
863: 'podi' => 'Post Discussion',
864: 'poan' => 'Post Anonymous Discussion',
865: 'newa' => 'New attachments',
866: );
1.273.4.2 raeburn 867: if ($crstype eq 'Community') {
868: $lt{'note'} = &mt('Note: in anonymous discussion, your name is visible only to community facilitators');
869: }
1.208 raeburn 870: my $postingform = (<<ENDDISCUSS);
1.220 raeburn 871: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data"> <input type="submit" name="discuss" value="$lt{'podi'}" />
872: <input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />
1.208 raeburn 873: <input type="hidden" name="sendit" value="true" />
874: <input type="hidden" name="timestamp" value="$now" />
875: <br /><a name="newpost"></a>
1.220 raeburn 876: <font size="1">$lt{'note'}</font><br />
877: <b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
1.273.4.6 raeburn 878: <textarea name="comment" cols="80" rows="14">$comment</textarea>
1.208 raeburn 879: ENDDISCUSS
880: if ($env{'form.origpage'}) {
881: $postingform .= '<input type="hidden" name="origpage" value="'.
882: $env{'form.origpage'}.'" />'."\n";
883: foreach my $att (@{$currnewattach}) {
884: $postingform .= '<input type="hidden" name="currnewattach" '.
885: 'value="'.$att.'" />'."\n";
886: }
887: }
888: if (exists($env{'form.ref'})) {
889: $postingform .= '<input type="hidden" name="ref" value="'.
890: $env{'form.ref'}.'" />';
891: }
892: if ($group ne '') {
893: $postingform .='<input type="hidden" name="group" value="'.$group.'" />';
894: }
1.235 raeburn 895: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 896: if (!$blockblog) {
1.273.4.2 raeburn 897: $postingform .= &add_blog_checkbox($crstype);
1.224 raeburn 898: }
1.208 raeburn 899: $postingform .= "</form>\n";
900: if ($outputtarget ne 'tex') {
901: $postingform .= &generate_attachments_button('',$attachnum,$ressymb,
902: $now,$currnewattach,
1.224 raeburn 903: $currdelold,'',$mode,
904: $blockblog);
1.208 raeburn 905: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 906: $newattachmsg = '<br /><b>'.$lt{'newa'}.'</b><br />';
1.208 raeburn 907: if (@{$currnewattach} > 1) {
908: $newattachmsg .= '<ol>';
909: foreach my $item (@{$currnewattach}) {
910: $item =~ m#.*/([^/]+)$#;
911: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
912: }
913: $newattachmsg .= '</ol>'."\n";
914: } else {
915: $$currnewattach[0] =~ m#.*/([^/]+)$#;
916: $newattachmsg .= '<a href="'.$$currnewattach[0].'">'.$1.'</a><br />'."\n";
917: }
918: }
919: $postingform .= $newattachmsg;
920: $postingform .= &generate_preview_button();
921: }
922: return $postingform;
923: }
924:
1.116 raeburn 925: sub build_posting_display {
1.208 raeburn 926: 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 927: my @original=();
928: my @index=();
1.210 albertel 929: my $skip_group_check = 0;
1.133 albertel 930: my $symb=&Apache::lonenc::check_decrypt($ressymb);
1.204 www 931: my $escsymb=&escape($ressymb);
1.157 albertel 932: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
933: $env{'course.'.$env{'request.course.id'}.'.domain'},
934: $env{'course.'.$env{'request.course.id'}.'.num'});
1.116 raeburn 935:
1.248 albertel 936: my $see_anonymous =
937: &Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
938:
1.210 albertel 939: if ((@{$grouppick} == 0) || (grep(/^all$/,@{$grouppick}))) {
940: $skip_group_check = 1;
1.208 raeburn 941: }
1.116 raeburn 942: if ($contrib{'version'}) {
943: my $oldest = $contrib{'1:timestamp'};
944: if ($prevread eq '0') {
945: $prevread = $oldest-1;
946: }
1.143 raeburn 947: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
948: if ($sortposts) {
1.208 raeburn 949: ($skiptest,$roleregexp,$secregexp,$statusregexp) =
950: &filter_regexp($rolefilter,$sectionpick,$statusfilter);
1.143 raeburn 951: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
952: }
1.116 raeburn 953: for (my $id=1;$id<=$contrib{'version'};$id++) {
954: my $idx=$id;
955: my $posttime = $contrib{$idx.':timestamp'};
956: if ($prevread <= $posttime) {
957: $$newpostsflag = 1;
958: }
959: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
960: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
961: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
962: my $origindex='0.';
963: my $numoldver=0;
964: if ($contrib{$idx.':replyto'}) {
1.157 albertel 965: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 966: # this is a follow-up message
967: $original[$idx]=$original[$contrib{$idx.':replyto'}];
968: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
969: $origindex=$index[$contrib{$idx.':replyto'}];
970: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
971: } else {
972: $original[$idx]=0;
973: $$depth[$idx]=0;
974: }
975: } else {
976: # this is an original message
977: $original[$idx]=0;
978: $$depth[$idx]=0;
979: }
980: if ($$replies[$$depth[$idx]]) {
981: $$replies[$$depth[$idx]]++;
982: } else {
983: $$replies[$$depth[$idx]]=1;
984: }
985: unless ((($hidden) && (!$seeid)) || ($deleted)) {
986: $$visible++;
987: if ($contrib{$idx.':history'}) {
988: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 989: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 990: $numoldver = @oldversions;
991: } else {
992: $numoldver = 1;
993: }
994: }
995: $$current = $numoldver;
996: my %messages = ();
997: my %subjects = ();
998: my %attachtxt = ();
999: my %allattachments = ();
1000: my ($screenname,$plainname);
1001: my $sender = &mt('Anonymous');
1.173 www 1002: # Anonymous users getting number within a discussion
1003: # Since idx is in static order, this should give the same sequence every time.
1004: my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'};
1005: unless ($$anonhash{$key}) {
1006: $anoncnt++;
1007: $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
1008: }
1.116 raeburn 1009: my ($message,$subject,$vgrlink,$ctlink);
1010: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
1011:
1012:
1013: # Set up for sorting by subject
1014: unless ($outputtarget eq 'export') {
1015: $message=$messages{$numoldver};
1016: $message.=$attachtxt{$numoldver};
1017: $subject=$subjects{$numoldver};
1018: if ($message) {
1019: if ($hidden) {
1020: $message='<font color="#888888">'.$message.'</font>';
1021: if ($studenthidden) {
1022: $message .='<br /><br />Deleted by poster (student).';
1023: }
1024: }
1025:
1026: if ($subject eq '') {
1027: if (defined($$subjectsort{'__No subject'})) {
1.221 raeburn 1028: push(@{$$subjectsort{'__No subject'}}, $idx);
1.116 raeburn 1029: } else {
1030: @{$$subjectsort{'__No subject'}} = ("$idx");
1031: }
1032: } else {
1033: if (defined($$subjectsort{$subject})) {
1.221 raeburn 1034: push(@{$$subjectsort{$subject}}, $idx);
1.116 raeburn 1035: } else {
1036: @{$$subjectsort{$subject}} = ("$idx");
1037: }
1038: }
1.248 albertel 1039: if (!$contrib{$idx.':anonymous'} || $see_anonymous) {
1.116 raeburn 1040: $sender=&Apache::loncommon::aboutmewrapper(
1041: $plainname,
1042: $contrib{$idx.':sendername'},
1043: $contrib{$idx.':senderdomain'}).' ('.
1.254 bisitz 1044: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1045: $contrib{$idx.':senderdomain'}.')';
1.273.4.5 raeburn 1046: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1047: if ($contrib{$idx.':anonymous'}) {
1.173 www 1048: $sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
1.116 raeburn 1049: $screenname;
1050: }
1.248 albertel 1051: if ($see_anonymous) {
1052: $sender.=&Apache::loncommon::student_image_tag($contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1053: }
1.273.4.5 raeburn 1054: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1055: # Set up for sorting by domain, then username
1056: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
1057: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
1058: }
1059: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
1.221 raeburn 1060: push(@{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx);
1.116 raeburn 1061: } else {
1062: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
1063: }
1064: # Set up for sorting by last name, then first name
1065: my %names = &Apache::lonnet::get('environment',
1066: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
1067: ,$contrib{$idx.':sendername'});
1068: my $lastname = $names{'lastname'};
1069: my $firstname = $names{'firstname'};
1070: if ($lastname eq '') {
1071: $lastname = '_';
1072: }
1073: if ($firstname eq '') {
1074: $firstname = '_';
1075: }
1076: unless (defined($$namesort{$lastname})) {
1077: %{$$namesort{$lastname}} = ();
1078: }
1079: if (defined($$namesort{$lastname}{$firstname})) {
1.221 raeburn 1080: push(@{$$namesort{$lastname}{$firstname}}, $idx);
1.116 raeburn 1081: } else {
1082: @{$$namesort{$lastname}{$firstname}} = ("$idx");
1083: }
1.208 raeburn 1084: if (&editing_allowed($escsymb.':::'.$idx,$group)) {
1.157 albertel 1085: if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
1.116 raeburn 1086: $sender.=' <a href="/adm/feedback?editdisc='.
1.173 www 1087: $escsymb.':::'.$idx;
1.179 raeburn 1088: if ($$newpostsflag) {
1.273.4.6 raeburn 1089: $sender .= '&previous='.$prevread;
1.116 raeburn 1090: }
1.211 albertel 1091: $sender .= &group_args($group);
1.208 raeburn 1092: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
1093:
1.116 raeburn 1094: unless ($seeid) {
1.219 raeburn 1095: my $grpargs = &group_args($group);
1096: $sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
1.116 raeburn 1097: $sender .= '">'.&mt('Delete').'</a>';
1098: }
1099: }
1100: }
1101: if ($seeid) {
1102: if ($hidden) {
1103: unless ($studenthidden) {
1104: $sender.=' <a href="/adm/feedback?unhide='.
1.173 www 1105: $escsymb.':::'.$idx;
1.179 raeburn 1106: if ($$newpostsflag) {
1107: $sender .= '&previous='.$prevread;
1.116 raeburn 1108: }
1109: $sender .= '">'.&mt('Make Visible').'</a>';
1110: }
1111: } else {
1112: $sender.=' <a href="/adm/feedback?hide='.
1.173 www 1113: $escsymb.':::'.$idx;
1.179 raeburn 1114: if ($$newpostsflag) {
1.273.4.6 raeburn 1115: $sender .= '&previous='.$prevread;
1.116 raeburn 1116: }
1.211 albertel 1117: $sender .= &group_args($group);
1.116 raeburn 1118: $sender .= '">'.&mt('Hide').'</a>';
1.219 raeburn 1119: }
1120: my $grpargs = &group_args($group);
1121: $sender.=
1122: " <a href=\"javascript:verifydelete('seeiddelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')\">";
1123: $sender .= &mt('Delete').'</a>';
1.116 raeburn 1124: }
1125: } else {
1126: if ($screenname) {
1127: $sender='<i>'.$screenname.'</i>';
1.173 www 1128: } else {
1129: $sender='<i>'.$$anonhash{$key}.'</i>';
1.116 raeburn 1130: }
1131: # Set up for sorting by domain, then username for anonymous
1132: unless (defined($$usernamesort{'__anon'})) {
1133: %{$$usernamesort{'__anon'}} = ();
1134: }
1135: if (defined($$usernamesort{'__anon'}{'__anon'})) {
1.221 raeburn 1136: push(@{$$usernamesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1137: } else {
1138: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
1139: }
1140: # Set up for sorting by last name, then first name for anonymous
1141: unless (defined($$namesort{'__anon'})) {
1142: %{$$namesort{'__anon'}} = ();
1143: }
1144: if (defined($$namesort{'__anon'}{'__anon'})) {
1.221 raeburn 1145: push(@{$$namesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1146: } else {
1147: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
1148: }
1149: }
1.208 raeburn 1150: if (&discussion_open($status)) {
1151: if (($group ne '') &&
1152: (&check_group_priv($group,'pgd') eq 'ok')) {
1153: $sender.=' <a href="/adm/feedback?replydisc='.
1154: $escsymb.':::'.$idx;
1155: if ($$newpostsflag) {
1.273.4.6 raeburn 1156: $sender .= '&previous='.$prevread;
1.208 raeburn 1157: }
1.211 albertel 1158: $sender .= &group_args($group);
1.208 raeburn 1159: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1160: } elsif (&Apache::lonnet::allowed('pch',
1161: $env{'request.course.id'}.
1162: ($env{'request.course.sec'}?'/'.
1163: $env{'request.course.sec'}:''))) {
1164: $sender.=' <a href="/adm/feedback?replydisc='.
1165: $escsymb.':::'.$idx;
1166: if ($$newpostsflag) {
1167: $sender .= '&previous='.$prevread;
1168: }
1169: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1.116 raeburn 1170: }
1171: }
1172: if ($viewgrades) {
1173: $vgrlink=&Apache::loncommon::submlink('Submissions',
1174: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
1175: }
1176: if ($$dischash{$readkey}=~/\.$idx\./) {
1.151 albertel 1177: $ctlink = '<label><b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" /></label>';
1.116 raeburn 1178: } else {
1.151 albertel 1179: $ctlink = '<label><b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" /></label>';
1.116 raeburn 1180: }
1181: }
1182: #figure out at what position this needs to print
1183: }
1184: if ($outputtarget eq 'export' || $message) {
1185: my $thisindex=$idx;
1.157 albertel 1186: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1187: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
1188: }
1189: $$alldiscussion{$thisindex}=$idx;
1190: $$shown{$idx} = 0;
1191: $index[$idx]=$thisindex;
1192: }
1193: if ($outputtarget eq 'export') {
1194: %{$$imsitems{$idx}} = ();
1195: $$imsitems{$idx}{'isvisible'}='true';
1196: if ($hidden) {
1197: $$imsitems{$idx}{'isvisible'}='false';
1198: }
1199: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
1200: $$imsitems{$idx}{'message'}=$messages{$numoldver};
1201: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
1202: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
1203: $$imsitems{$idx}{'sender'}=$plainname.' ('.
1.273.4.8 raeburn 1204: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1205: $contrib{$idx.':senderdomain'}.')';
1206: $$imsitems{$idx}{'isanonymous'}='false';
1207: if ($contrib{$idx.':anonymous'}) {
1208: $$imsitems{$idx}{'isanonymous'}='true';
1209: }
1210: $$imsitems{$idx}{'currversion'}=$numoldver;
1211: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
1212: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
1213: $$shown{$idx} = 1;
1214: }
1215: } else {
1216: if ($message) {
1217: my $spansize = 2;
1218: if ($showonlyunread && $prevread > $posttime) {
1219: $$notshown{$idx} = 1;
1220: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1221: $$notshown{$idx} = 1;
1222: } else {
1223: # apply filters
1224: my $uname = $contrib{$idx.':sendername'};
1225: my $udom = $contrib{$idx.':senderdomain'};
1226: my $poster = $uname.':'.$udom;
1.208 raeburn 1227: if ($env{'form.totposters'} ne '') {
1.143 raeburn 1228: if ($totposters == 0) {
1229: $$shown{$idx} = 0;
1230: } elsif ($totposters > 0) {
1231: if (grep/^$poster$/,@{$posters}) {
1232: $$shown{$idx} = 1;
1.116 raeburn 1233: }
1234: }
1.143 raeburn 1235: } elsif ($sortposts) {
1.116 raeburn 1236: if ($skiptest) {
1237: $$shown{$idx} = 1;
1238: } else {
1239: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1240: if ($role =~ /^cc:/) {
1241: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1242: if ($role =~ /$cc_regexp/) {
1243: $$shown{$idx} = 1;
1.144 raeburn 1244: last;
1.143 raeburn 1245: }
1246: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1247: $$shown{$idx} = 1;
1248: last;
1249: }
1250: }
1251: }
1.210 albertel 1252: if ($$shown{$idx} && !$skip_group_check) {
1.208 raeburn 1253: my $showflag = 0;
1254: if (ref($$classgroups{$poster}{active}) eq 'HASH') {
1255: foreach my $grp (@{$grouppick}) {
1256: if (grep/^\Q$grp\E$/,
1257: keys(%{$$classgroups{$poster}{active}})) {
1258: $showflag = 1;
1259: last;
1260: }
1261: }
1262: }
1263: if ($showflag) {
1264: $$shown{$idx} = 1;
1265: } else {
1266: $$shown{$idx} = 0;
1267: }
1268: }
1.143 raeburn 1269: } else {
1270: $$shown{$idx} = 1;
1.116 raeburn 1271: }
1272: }
1273: unless ($$notshown{$idx} == 1) {
1274: if ($prevread > 0 && $prevread <= $posttime) {
1275: $$newitem{$idx} = 1;
1276: $$discussionitems[$idx] .= '
1.273.4.6 raeburn 1277: <table border="0" width="100%">
1.254 bisitz 1278: <tr><td align="left"><font color="#FF0000"><b>'.&mt('NEW').'</b></font></td>';
1.116 raeburn 1279: } else {
1280: $$newitem{$idx} = 0;
1281: $$discussionitems[$idx] .= '
1.273.4.6 raeburn 1282: <table border="0" width="100%">
1.116 raeburn 1283: <tr><td align="left"> </td>';
1284: }
1.271 bisitz 1285: $$discussionitems[$idx] .= '<td align="left"> '.
1.116 raeburn 1286: '<b>'.$subject.'</b> '.
1.273.4.5 raeburn 1287: $sender.' '.$vgrlink.' ('.
1.116 raeburn 1288: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1289: if ($$dischash{$toggkey}) {
1290: $$discussionitems[$idx].='<td align="right"> '.
1291: $ctlink.'</td>';
1292: }
1293: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1.273.4.6 raeburn 1294: $message.'</blockquote>';
1.116 raeburn 1295: if ($contrib{$idx.':history'}) {
1296: my @postversions = ();
1297: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1298: if ($seeid) {
1.208 raeburn 1299: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$escsymb.':::'.$idx;
1.211 albertel 1300: $$discussionitems[$idx] .= &group_args($group);
1.208 raeburn 1301: $$discussionitems[$idx] .= '">'.&mt('Display all versions').'</a>';
1.116 raeburn 1302: }
1303: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1304: if ($contrib{$idx.':history'} =~ m/:/) {
1.221 raeburn 1305: @postversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1306: } else {
1307: @postversions = ("$contrib{$idx.':history'}");
1308: }
1309: for (my $i=0; $i<@postversions; $i++) {
1310: my $version = $i+1;
1311: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1312: }
1313: }
1314: }
1315: }
1316: }
1317: }
1318: }
1319: }
1320: }
1321:
1.143 raeburn 1322: sub filter_regexp {
1323: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1324: my ($roleregexp,$secregexp,$statusregexp);
1325: my $skiptest = 1;
1326: if (@{$rolefilter} > 0) {
1327: my @okrolefilter = ();
1.221 raeburn 1328: foreach my $role (@{$rolefilter}) {
1329: unless ($role eq '') {
1330: push(@okrolefilter, $role);
1.143 raeburn 1331: }
1332: }
1333: if (@okrolefilter > 0) {
1334: if (grep/^all$/,@okrolefilter) {
1335: $roleregexp='[^:]+';
1336: } else {
1337: if (@okrolefilter == 1) {
1338: $roleregexp=$okrolefilter[0];
1339: } else {
1340: $roleregexp='('.join('|',@okrolefilter).')';
1341: }
1342: $skiptest = 0;
1343: }
1344: }
1345: }
1346: if (@{$sectionpick} > 0) {
1347: my @oksectionpick = ();
1.221 raeburn 1348: foreach my $sec (@{$sectionpick}) {
1349: unless ($sec eq '') {
1350: push(@oksectionpick, $sec);
1.143 raeburn 1351: }
1352: }
1353: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1354: if (@oksectionpick == 1) {
1355: $secregexp = $oksectionpick[0];
1356: } else {
1357: $secregexp .= '('.join('|',@oksectionpick).')';
1358: }
1359: $skiptest = 0;
1360: } else {
1361: $secregexp .= '[^:]*';
1362: }
1363: }
1.208 raeburn 1364:
1.143 raeburn 1365: if (defined($statusfilter) && $statusfilter ne '') {
1366: if ($statusfilter eq 'all') {
1367: $statusregexp = '[^:]+';
1368: } else {
1369: $statusregexp = $statusfilter;
1370: $skiptest = 0;
1371: }
1372: }
1373: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1374: }
1375:
1376:
1.116 raeburn 1377: sub get_post_contents {
1378: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1379: my $discussion = '';
1380: my $start=$numver;
1381: my $end=$numver + 1;
1382: %{$$imsfiles{$idx}}=();
1383: if ($type eq 'allversions') {
1384: unless($seeid) {
1.208 raeburn 1385: $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
1.116 raeburn 1386: return $discussion;
1387: }
1388: }
1.126 albertel 1389: # $$screenname=&Apache::loncommon::screenname(
1390: # $$contrib{$idx.':sendername'},
1391: # $$contrib{$idx.':senderdomain'});
1.172 www 1392: $$plainname=&Apache::loncommon::nickname(
1393: $$contrib{$idx.':sendername'},
1394: $$contrib{$idx.':senderdomain'});
1395: $$screenname=$$contrib{$idx.':screenname'};
1396:
1.116 raeburn 1397: my $sender=&Apache::loncommon::aboutmewrapper(
1398: $$plainname,
1399: $$contrib{$idx.':sendername'},
1400: $$contrib{$idx.':senderdomain'}).' ('.
1.273.4.8 raeburn 1401: $$contrib{$idx.':sendername'}.':'.
1.116 raeburn 1402: $$contrib{$idx.':senderdomain'}.')';
1403: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1404: my @postversions = ();
1405: if ($type eq 'allversions' || $type eq 'export') {
1406: $start = 0;
1407: if ($$contrib{$idx.':history'}) {
1.174 albertel 1408: @postversions = split(/:/,$$contrib{$idx.':history'});
1.116 raeburn 1409: }
1410: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1411: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1.221 raeburn 1412: push(@postversions,$$contrib{$idx.':timestamp'});
1.116 raeburn 1413: $end = @postversions;
1414: } else {
1415: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1416: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1417: }
1418:
1419: if ($$contrib{$idx.':anonymous'}) {
1420: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1421: }
1422: if ($type eq 'allversions') {
1423: $discussion=('<b>'.$sender.'</b><br /><ul>');
1424: }
1425: for (my $i=$start; $i<$end; $i++) {
1426: my ($timesent,$attachmsg);
1427: my %currattach = ();
1428: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1.273.4.7 raeburn 1429: unless (&contains_block_html($messages->{$i})) {
1430: &newline_to_br(\$messages->{$i});
1431: }
1.116 raeburn 1432: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1433: $$subjects{$i}=~s/\n/\<br \/\>/g;
1434: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1435: if ($attachmenturls) {
1436: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1437: }
1438: if ($type eq 'export') {
1439: $$imsfiles{$idx}{$i} = '';
1440: if ($attachmsg) {
1.220 raeburn 1441: $$attachtxt{$i} = '<br />'.&mt('Attachments').':<br />';
1.221 raeburn 1442: foreach my $key (sort(keys(%currattach))) {
1443: if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1.116 raeburn 1444: my $fname = $1.$3.'/'.$4;
1.273.4.7 raeburn 1445: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'" />'."\n";
1.116 raeburn 1446: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1447: }
1448: }
1449: }
1450: } else {
1451: if ($attachmsg) {
1.220 raeburn 1452: $$attachtxt{$i} = '<br />'.&mt('Attachments').':'.$attachmsg.'<br />';
1.116 raeburn 1453: } else {
1454: $$attachtxt{$i} = '';
1455: }
1456: }
1457: if ($type eq 'allversions') {
1458: $discussion.= <<"END";
1459: <li><b>$$subjects{$i}</b>, $timesent<br />
1460: $$messages{$i}<br />
1461: $$attachtxt{$i}</li>
1462: END
1463: }
1464: }
1465: if ($type eq 'allversions') {
1.187 albertel 1466: $discussion.='</ul>';
1.116 raeburn 1467: return $discussion;
1468: } else {
1469: return;
1470: }
1471: }
1472:
1473: sub replicate_attachments {
1474: my ($attachrefs,$tempexport) = @_;
1475: my $response;
1.221 raeburn 1476: foreach my $id (keys(%{$attachrefs})) {
1.116 raeburn 1477: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1478: my $path = $tempexport;
1479: my $tail = $1.'/'.$2.$4;
1.221 raeburn 1480: my @extras = split(/\//,$tail);
1.116 raeburn 1481: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1482: if (!-e $destination) {
1483: my $i= 0;
1484: while ($i<@extras) {
1485: $path .= '/'.$extras[$i];
1486: if (!-e $path) {
1487: mkdir($path,0700);
1488: }
1489: $i ++;
1490: }
1491: my ($content,$rtncode);
1492: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1493: if ($uploadreply eq 'ok') {
1.125 raeburn 1494: my $attachcopy;
1495: if ($attachcopy = Apache::File->new('>'.$destination)) {
1496: print $attachcopy $content;
1497: close($attachcopy);
1498: } else {
1.220 raeburn 1499: $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'<br />'."\n";
1.125 raeburn 1500: }
1.116 raeburn 1501: } else {
1.125 raeburn 1502: &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 1503: $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'<br />'."\n";
1.116 raeburn 1504: }
1505: }
1506: }
1507: }
1.125 raeburn 1508: return $response;
1.116 raeburn 1509: }
1510:
1.6 albertel 1511: sub mail_screen {
1.255 raeburn 1512: my ($r,$feedurl,$options,$caller_symb,$attachmaxtext) = @_;
1.157 albertel 1513: if (exists($env{'form.origpage'})) {
1.208 raeburn 1514: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']);
1.108 raeburn 1515: }
1.186 albertel 1516:
1.220 raeburn 1517: my %lt = &Apache::lonlocal::texthash(
1518: 'myqu' => 'My question/comment/feedback:',
1519: 'title' => 'Title',
1520: 'reta' => 'Retained attachments',
1.255 raeburn 1521: 'atta' => 'Attachment',
1.237 raeburn 1522: );
1.239 albertel 1523: my $restitle = &get_resource_title($caller_symb,$feedurl);
1.69 www 1524: my $quote='';
1.78 raeburn 1525: my $subject = '';
1.108 raeburn 1526: my $comment = '';
1.80 raeburn 1527: my $prevtag = '';
1.102 raeburn 1528: my $parentmsg = '';
1.108 raeburn 1529: my ($symb,$idx,$attachmenturls);
1530: my $numoldver = 0;
1531: my $attachmsg = '';
1532: my $newattachmsg = '';
1533: my @currnewattach = ();
1534: my @currdelold = ();
1535: my @keepold = ();
1.113 raeburn 1536: my %attachments = ();
1.108 raeburn 1537: my %currattach = ();
1538: my $attachnum = 0;
1539: my $anonchk = (<<END);
1540: function anonchk() {
1.199 albertel 1541: for (var i=0; i < document.mailform.discuss.length; i++) {
1542: if (document.mailform.discuss[i].checked) {
1543: document.attachment.discuss.value =
1544: document.mailform.discuss[i].value;
1545: }
1.198 albertel 1546: }
1547: if (document.mailform.blog.checked) {
1548: document.attachment.blog.value = 1;
1549: }
1.108 raeburn 1550: return
1551: }
1552: END
1553: my $anonscript;
1.157 albertel 1554: if (exists($env{'form.origpage'})) {
1.108 raeburn 1555: $anonscript = (<<END);
1.102 raeburn 1556: function setposttype() {
1.198 albertel 1557: var disc = "$env{'form.discuss'}";
1.199 albertel 1558: for (var i=0; i < document.mailform.discuss.length; i++) {
1559: if (disc == document.mailform.discuss[i].value) {
1560: document.mailform.discuss[i].checked = 1;
1561: }
1.198 albertel 1562: }
1563: var blog = "$env{'form.blog'}";
1564: if (blog == 1) {
1565: document.mailform.blog.checked=1;
1.108 raeburn 1566: }
1.102 raeburn 1567: return
1568: }
1569: END
1.108 raeburn 1570: } else {
1571: $anonscript = (<<END);
1572: function setposttype() {
1573: return
1574: }
1575: END
1576: }
1.157 albertel 1577: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1578: if ($env{'form.replydisc'}) {
1579: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1580: } else {
1.157 albertel 1581: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1582: }
1.157 albertel 1583: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1584: $env{'course.'.$env{'request.course.id'}.'.domain'},
1585: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1586: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1587: if ($contrib{$idx.':history'}) {
1588: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1589: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1590: $numoldver = @oldversions;
1591: } else {
1592: $numoldver = 1;
1593: }
1594: }
1.157 albertel 1595: if ($env{'form.replydisc'}) {
1.102 raeburn 1596: if ($contrib{$idx.':history'}) {
1597: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1598: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1599: $numoldver = @oldversions;
1600: } else {
1601: $numoldver = 1;
1602: }
1603: }
1.108 raeburn 1604: if ($idx > 0) {
1.116 raeburn 1605: my %msgversions = ();
1606: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1607: $quote = $msgversions{$numoldver};
1.108 raeburn 1608: }
1.102 raeburn 1609: if ($idx > 0) {
1.116 raeburn 1610: my %subversions = ();
1611: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1612: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1613: }
1.108 raeburn 1614: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1615: } else {
1.108 raeburn 1616: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1617: if ($idx > 0) {
1618: my %msgversions = ();
1619: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1620: $comment = $msgversions{$numoldver};
1621: my %subversions = ();
1622: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1623: $subject = $subversions{$numoldver};
1.102 raeburn 1624: }
1625: if (defined($contrib{$idx.':replyto'})) {
1626: $parentmsg = $contrib{$idx.':replyto'};
1627: }
1.157 albertel 1628: unless (exists($env{'form.origpage'})) {
1.203 albertel 1629: my $anonflag = 'nonanon';
1.108 raeburn 1630: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1631: $anonflag = 'anon';
1.108 raeburn 1632: }
1633: $anonscript = (<<END);
1.102 raeburn 1634: function setposttype () {
1.203 albertel 1635: var currtype = "$anonflag";
1636: for (var i=0; i<document.mailform.discuss.length; i++) {
1637: if (document.mailform.elements.discuss[i].value == currtype ) {
1638: document.mailform.elements.discuss[i].checked=1;
1639: }
1.102 raeburn 1640: }
1641: return
1642: }
1643: END
1.108 raeburn 1644: }
1.79 raeburn 1645: }
1.69 www 1646: }
1.157 albertel 1647: if ($env{'form.previous'}) {
1648: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1649: }
1.69 www 1650: }
1.108 raeburn 1651:
1.157 albertel 1652: if ($env{'form.origpage'}) {
1.204 www 1653: $subject = &unescape($env{'form.subject'});
1654: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1655: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1656: }
1.261 raeburn 1657: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1);
1.74 www 1658: my $send=&mt('Send');
1.220 raeburn 1659: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1660: my $js= <<END;
1.63 albertel 1661: <script type="text/javascript">
1662: //<!--
1.5 www 1663: function gosubmit() {
1664: var rec=0;
1.12 albertel 1665: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1666: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1667: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1668: rec=1;
1669: }
1670: } else {
1.203 albertel 1671: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1672: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1673: rec=1;
1674: }
1675: }
1676: }
1677: }
1.175 www 1678: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1679: if (document.mailform.elements.blog.checked) {
1.175 www 1680: rec=1;
1681: }
1682: }
1.5 www 1683:
1684: if (rec) {
1.118 albertel 1685: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1686: document.mailform.onsubmit();
1687: }
1.5 www 1688: document.mailform.submit();
1689: } else {
1.220 raeburn 1690: alert('$alert');
1.5 www 1691: }
1692: }
1.108 raeburn 1693: $anonchk
1.102 raeburn 1694: $anonscript
1.63 albertel 1695: //-->
1.5 www 1696: </script>
1.186 albertel 1697: END
1698:
1.189 albertel 1699: my %onload = ('onload' => 'window.focus();setposttype();');
1.186 albertel 1700: my $start_page=
1701: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,
1.189 albertel 1702: {'add_entries' => \%onload});
1.186 albertel 1703:
1.218 albertel 1704: if ($quote ne '') {
1.273.4.7 raeburn 1705: $quote = &HTML::Entities::decode($quote);
1706: unless (&contains_block_html($quote)) {
1707: &newline_to_br(\$quote);
1708: }
1.218 albertel 1709: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1710: }
1711:
1.186 albertel 1712: $r->print(<<END);
1713: $start_page
1.237 raeburn 1714: <h2><tt>$restitle</tt></h2>
1.43 www 1715: <form action="/adm/feedback" method="post" name="mailform"
1716: enctype="multipart/form-data">
1.80 raeburn 1717: $prevtag
1.63 albertel 1718: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1719: END
1.157 albertel 1720: if ($env{'form.replydisc'}) {
1.102 raeburn 1721: $r->print(<<END);
1.157 albertel 1722: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1723: END
1.157 albertel 1724: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1725: $r->print(<<END);
1.271 bisitz 1726: <input type="hidden" name="editdisc" value="$env{'form.editdisc'}" />
1727: <input type="hidden" name="parentmsg" value="$parentmsg" />
1.102 raeburn 1728: END
1729: }
1.108 raeburn 1730: $r->print(<<END);
1.63 albertel 1731: $options<hr />
1.69 www 1732: $quote
1.220 raeburn 1733: <p>$lt{'myqu'}</p>
1.63 albertel 1734: <p>
1.47 bowersj2 1735: $latexHelp
1.267 bisitz 1736: </p>
1737: <p>
1.220 raeburn 1738: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1739: <p>
1.273.4.6 raeburn 1740: <textarea name="comment" id="comment" cols="60" rows="10">$comment
1.63 albertel 1741: </textarea></p>
1.108 raeburn 1742: END
1.157 albertel 1743: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1744: if ($env{'form.origpage'}) {
1.221 raeburn 1745: foreach my $attach (@currnewattach) {
1746: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1747: }
1.221 raeburn 1748: foreach my $oldatt (@currdelold) {
1749: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1750: }
1751: }
1.157 albertel 1752: if ($env{'form.editdisc'}) {
1.108 raeburn 1753: if ($attachmenturls) {
1.113 raeburn 1754: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1755: $attachnum = scalar(keys(%currattach));
1756: foreach my $key (keys(%currattach)) {
1757: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1758: }
1759: }
1760: }
1761: } else {
1762: $r->print(<<END);
1.273.4.7 raeburn 1763: <p>
1.255 raeburn 1764: $lt{'atta'} $attachmaxtext: <input type="file" name="attachment" />
1.42 www 1765: </p>
1.108 raeburn 1766: END
1767: }
1.208 raeburn 1768: if (exists($env{'form.group'})) {
1769: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1770: }
1771: if (exists($env{'form.ref'})) {
1772: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1773: }
1.108 raeburn 1774: $r->print(<<END);
1.42 www 1775: <p>
1776: <input type="hidden" name="sendit" value="1" />
1.273.4.6 raeburn 1777: <input type="button" value="$send" onclick='gosubmit();' />
1.42 www 1778: </p>
1.2 www 1779: </form>
1.108 raeburn 1780: END
1.157 albertel 1781: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1782: my $now = time;
1783: my $ressymb = $symb;
1.233 raeburn 1784: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1785: my $postidx = '';
1.157 albertel 1786: if ($env{'form.editdisc'}) {
1.108 raeburn 1787: $postidx = $idx;
1788: }
1789: if (@currnewattach > 0) {
1790: $attachnum += @currnewattach;
1791: }
1.235 raeburn 1792: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 1793: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1794: if ($attachnum > 0) {
1795: if (@currnewattach > 0) {
1.220 raeburn 1796: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1797: if (@currnewattach > 1) {
1798: $newattachmsg .= '<ol>';
1799: foreach my $item (@currnewattach) {
1800: $item =~ m#.*/([^/]+)$#;
1801: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1802: }
1803: $newattachmsg .= '</ol>'."\n";
1804: } else {
1805: $currnewattach[0] =~ m#.*/([^/]+)$#;
1806: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1807: }
1808: }
1809: if ($attachmsg) {
1.220 raeburn 1810: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1811: }
1812: if ($newattachmsg) {
1813: $r->print("$newattachmsg<br />");
1814: }
1815: }
1816: }
1817: $r->print(&generate_preview_button().
1818: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1.186 albertel 1819: &Apache::loncommon::end_page());
1820:
1.6 albertel 1821: }
1822:
1.97 raeburn 1823: sub print_display_options {
1.111 raeburn 1824: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1825: &Apache::loncommon::content_type($r,'text/html');
1826: $r->send_http_header;
1.98 raeburn 1827:
1.97 raeburn 1828: my $function = &Apache::loncommon::get_users_function();
1829: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1830: $env{'user.domain'});
1.97 raeburn 1831:
1832: my %lt = &Apache::lonlocal::texthash(
1833: 'pref' => 'Display Preference',
1834: 'curr' => 'Current setting ',
1835: 'actn' => 'Action',
1836: 'deff' => 'Default for all discussions',
1837: 'prca' => 'Preferences can be set for this discussion that determine ....',
1.264 schafran 1838: 'whpo' => 'Which posts are displayed when you display this discussion board or resource, and',
1.111 raeburn 1839: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1840: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1841: 'allposts' => 'All posts',
1842: 'unread' => 'New posts only',
1.111 raeburn 1843: 'unmark' => 'Posts not marked read',
1.97 raeburn 1844: 'ondisp' => 'Once displayed',
1.254 bisitz 1845: 'onmark' => 'Once marked not NEW',
1.111 raeburn 1846: 'toggon' => 'Shown',
1847: 'toggoff' => 'Not shown',
1.97 raeburn 1848: 'disa' => 'Posts displayed?',
1.111 raeburn 1849: 'npmr' => 'New posts cease to be identified as "NEW"?',
1850: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1851: 'chgt' => 'Change to ',
1852: 'mkdf' => 'Set to ',
1.111 raeburn 1853: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1854: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1855: );
1856:
1.111 raeburn 1857: my $dispchangeA = $lt{'unread'};
1858: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1859: my $markchange = $lt{'ondisp'};
1.111 raeburn 1860: my $toggchange = $lt{'toggon'};
1.97 raeburn 1861: my $currdisp = $lt{'allposts'};
1862: my $currmark = $lt{'onmark'};
1863: my $discdisp = 'allposts';
1864: my $discmark = 'onmark';
1.111 raeburn 1865: my $currtogg = $lt{'toggoff'};
1866: my $disctogg = 'toggoff';
1.97 raeburn 1867:
1.111 raeburn 1868: if ($dispchgA eq 'allposts') {
1869: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1870: $currdisp = $lt{'unread'};
1871: $discdisp = 'unread';
1872: }
1.111 raeburn 1873:
1.97 raeburn 1874: if ($markchg eq 'markonread') {
1875: $markchange = $lt{'onmark'};
1876: $currmark = $lt{'ondisp'};
1877: $discmark = 'ondisp';
1878: }
1.111 raeburn 1879:
1880: if ($dispchgB eq 'onlyunread') {
1881: $dispchangeB = $lt{'unread'};
1882: $currdisp = $lt{'unmark'};
1883: $discdisp = 'unmark';
1884: }
1885: if ($toggchg eq 'toggoff') {
1886: $toggchange = $lt{'toggoff'};
1887: $currtogg = $lt{'toggon'};
1888: $disctogg = 'toggon';
1889: }
1.187 albertel 1890:
1891: my $js = <<END;
1892: <script type="text/javascript">
1.111 raeburn 1893: function discdispChk(caller) {
1894: var disctogg = '$toggchg'
1895: if (caller == 0) {
1896: if (document.modifydisp.discdisp[0].checked == true) {
1897: if (document.modifydisp.discdisp[1].checked == true) {
1898: document.modifydisp.discdisp[1].checked = false
1899: }
1900: }
1901: }
1902: if (caller == 1) {
1903: if (document.modifydisp.discdisp[1].checked == true) {
1904: if (document.modifydisp.discdisp[0].checked == true) {
1905: document.modifydisp.discdisp[0].checked = false
1906: }
1907: if (disctogg == 'toggon') {
1908: document.modifydisp.disctogg.checked = true
1909: }
1910: if (disctogg == 'toggoff') {
1911: document.modifydisp.disctogg.checked = false
1912: }
1913: }
1914: }
1915: if (caller == 2) {
1916: var dispchgB = '$dispchgB'
1917: if (disctogg == 'toggoff') {
1918: if (document.modifydisp.disctogg.checked == true) {
1919: if (dispchgB == 'onlyunmark') {
1920: document.modifydisp.discdisp[1].checked = false
1921: }
1922: }
1923: }
1924: }
1925: }
1926:
1.97 raeburn 1927: function setDisp() {
1928: var prev = "$previous"
1929: var chktotal = 0
1.111 raeburn 1930: if (document.modifydisp.discdisp[0].checked == true) {
1931: document.modifydisp.$dispchgA.value = "$symb"
1932: chktotal ++
1933: }
1934: if (document.modifydisp.discdisp[1].checked == true) {
1935: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1936: chktotal ++
1937: }
1938: if (document.modifydisp.discmark.checked == true) {
1939: document.modifydisp.$markchg.value = "$symb"
1940: chktotal ++
1941: }
1.111 raeburn 1942: if (document.modifydisp.disctogg.checked == true) {
1943: document.modifydisp.$toggchg.value = "$symb"
1944: chktotal ++
1945: }
1.97 raeburn 1946: if (chktotal > 0) {
1947: document.modifydisp.submit()
1948: } else {
1949: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1950: if (prev > 0) {
1951: location.href = "$feedurl?previous=$previous"
1952: } else {
1953: location.href = "$feedurl"
1954: }
1955: }
1956: }
1957: }
1958: </script>
1.187 albertel 1959: END
1960:
1961:
1962: my $start_page =
1963: &Apache::loncommon::start_page('Discussion display options',$js);
1964: my $end_page =
1965: &Apache::loncommon::end_page();
1966: $r->print(<<END);
1.192 albertel 1967: $start_page
1.273 bisitz 1968: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 1969: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1970: <br />
1.195 albertel 1971: END
1972: $r->print(&Apache::loncommon::start_data_table());
1973: $r->print(<<END);
1974: <tr>
1975: <th>$lt{'pref'}</td>
1976: <th>$lt{'curr'}</td>
1977: <th>$lt{'actn'}?</td>
1.97 raeburn 1978: </tr>
1.195 albertel 1979: END
1980: $r->print(&Apache::loncommon::start_data_table_row());
1981: $r->print(<<END);
1.97 raeburn 1982: <td>$lt{'disa'}</td>
1983: <td>$lt{$discdisp}</td>
1.273.4.6 raeburn 1984: <td><label><input type="checkbox" name="discdisp" onclick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 1985: <br />
1.273.4.6 raeburn 1986: <label><input type="checkbox" name="discdisp" onclick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 1987: </td>
1.195 albertel 1988: END
1989: $r->print(&Apache::loncommon::end_data_table_row());
1990: $r->print(&Apache::loncommon::start_data_table_row());
1991: $r->print(<<END);
1.97 raeburn 1992: <td>$lt{'npmr'}</td>
1993: <td>$lt{$discmark}</td>
1.151 albertel 1994: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 1995: END
1996: $r->print(&Apache::loncommon::end_data_table_row());
1997: $r->print(&Apache::loncommon::start_data_table_row());
1998: $r->print(<<END);
1.111 raeburn 1999: <td>$lt{'dotm'}</td>
2000: <td>$lt{$disctogg}</td>
1.273.4.6 raeburn 2001: <td><label><input type="checkbox" name="disctogg" onclick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 2002: END
1.264 schafran 2003: my $save = &mt('Save');
1.195 albertel 2004: $r->print(&Apache::loncommon::end_data_table_row());
2005: $r->print(&Apache::loncommon::end_data_table());
2006: $r->print(<<END);
1.97 raeburn 2007: <br />
2008: <br />
1.137 albertel 2009: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 2010: <input type="hidden" name="previous" value="$previous" />
1.269 bisitz 2011: <input type="hidden" name="$dispchgA" value="" />
2012: <input type="hidden" name="$dispchgB" value="" />
2013: <input type="hidden" name="$markchg" value="" />
1.111 raeburn 2014: <input type="hidden" name="$toggchg" value="" />
1.273.4.6 raeburn 2015: <input type="button" name="sub" value="$save" onclick="javascript:setDisp()" />
1.208 raeburn 2016: END
2017: if (exists($env{'form.group'})) {
2018: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2019: }
2020: if (exists($env{'form.ref'})) {
2021: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2022: }
2023: $r->print("
1.97 raeburn 2024: <br />
2025: <br />
2026: </form>
1.187 albertel 2027: $end_page
1.208 raeburn 2028: ");
1.97 raeburn 2029: return;
2030: }
2031:
1.100 raeburn 2032: sub print_sortfilter_options {
2033: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 2034:
1.135 albertel 2035: &Apache::loncommon::content_type($r,'text/html');
2036: $r->send_http_header;
2037:
1.139 albertel 2038: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2039: my @sections;
1.100 raeburn 2040: my $section_sel = '';
2041: my $numvisible = 5;
1.208 raeburn 2042: my @groups;
2043: my $group_sel = '';
2044: my $numgroupvis = 5;
1.197 albertel 2045: my %sectioncount = &Apache::loncommon::get_sections();
1.273.4.2 raeburn 2046: my @courseroles = qw(st ad ep ta in);
2047: my $crstype = &Apache::loncommon::course_type();
2048: my $ccrole = 'cc';
2049: if ($crstype eq 'Community') {
2050: $ccrole = 'co';
2051: }
2052: push(@courseroles,$ccrole);
1.144 raeburn 2053:
1.157 albertel 2054: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2055: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2056: $numvisible = 2;
1.100 raeburn 2057: } else {
2058: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2059: if (scalar(@sections) < 4) {
2060: $numvisible = scalar(@sections) + 1;
2061: }
1.100 raeburn 2062: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2063:
1.100 raeburn 2064: }
1.212 albertel 2065: foreach my $sec (@sections) {
2066: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2067: }
1.208 raeburn 2068:
2069: if (&check_group_priv() eq 'ok') {
2070: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2071: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2072: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2073: @groups = sort {$a cmp $b} keys(%curr_groups);
2074: if (scalar(@groups) < 4) {
2075: $numgroupvis = scalar(@groups) + 1;
2076: }
2077: unshift(@groups,'all'); # Put 'all' at the front of the list
2078: } else {
2079: my @coursegroups = split(/:/,$env{'request.course.groups'});
2080: if (@coursegroups > 0) {
2081: @coursegroups = sort {$a cmp $b} @coursegroups;
2082: @groups = ('all',@coursegroups);
2083: if (scalar(@groups) < 4) {
2084: $numgroupvis = scalar(@groups) + 1;
2085: }
2086: } else {
2087: @groups = ('all');
2088: $numgroupvis = 1;
2089: }
2090: }
1.212 albertel 2091: foreach my $group (@groups) {
2092: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2093: }
2094:
1.100 raeburn 2095: my $function = &Apache::loncommon::get_users_function();
2096: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2097: $env{'user.domain'});
1.100 raeburn 2098: my %lt = &Apache::lonlocal::texthash(
2099: 'diop' => 'Display Options',
2100: 'curr' => 'Current setting ',
2101: 'actn' => 'Action',
1.143 raeburn 2102: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2103: 'soor' => 'Sort order',
1.143 raeburn 2104: 'spur' => 'Specific user roles',
2105: 'sprs' => 'Specific role status',
1.100 raeburn 2106: 'spse' => 'Specific sections',
1.208 raeburn 2107: 'spgr' => 'Specific groups',
1.100 raeburn 2108: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2109: 'shal' => 'Show a list of current posters',
1.247 albertel 2110: 'stor' => 'Save changes',
1.100 raeburn 2111: );
1.143 raeburn 2112:
2113: my %sort_types = ();
2114: my %role_types = ();
2115: my %status_types = ();
1.273.4.2 raeburn 2116: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.187 albertel 2117:
2118: my $js = <<END;
1.144 raeburn 2119: <script type="text/javascript">
2120: function verifyFilter() {
2121: var rolenum = 0
2122: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2123: if (document.modifyshown.rolefilter.options[i].selected == true) {
2124: rolenum ++
2125: }
2126: }
2127: if (rolenum == 0) {
2128: document.modifyshown.rolefilter.options[0].selected = true
2129: }
2130:
2131: var secnum = 0
2132: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2133: if (document.modifyshown.sectionpick.options[i].selected == true) {
2134: secnum ++
2135: }
2136: }
2137: if (secnum == 0) {
2138: document.modifyshown.sectionpick.options[0].selected = true
2139: }
1.208 raeburn 2140:
2141: var grpnum = 0
2142: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2143: if (document.modifyshown.grouppick.options[i].selected == true) {
2144: grpnum ++
2145: }
2146: }
2147: if (grpnum == 0) {
2148: document.modifyshown.grouppick.options[0].selected = true
2149: }
2150:
1.144 raeburn 2151: document.modifyshown.submit();
2152: }
2153: </script>
1.187 albertel 2154: END
2155:
2156: my $start_page=
2157: &Apache::loncommon::start_page('Discussion options',$js);
2158: my $end_page=
2159: &Apache::loncommon::end_page();
2160:
2161: $r->print(<<END);
2162: $start_page
1.273 bisitz 2163: <form name="modifyshown" method="post" action="/adm/feedback">
1.100 raeburn 2164: <b>$lt{'diso'}</b><br/> $lt{'prca'}
2165: <br /><br />
2166: <table border="0">
2167: <tr>
1.273.4.5 raeburn 2168: <th>$lt{'soor'}</th>
2169: <th> </th>
2170: <th>$lt{'sprs'}</th>
2171: <th> </th>
2172: <th>$lt{'spur'}</th>
2173: <th> </th>
2174: <th>$lt{'spse'}</th>
2175: <th> </th>
2176: <th>$lt{'spgr'}</th>
2177: <th> </th>
2178: <th>$lt{'psub'}</th>
1.100 raeburn 2179: </tr>
2180: <tr>
1.208 raeburn 2181: <td align="center" valign="top">
1.100 raeburn 2182: <select name="sortposts">
1.212 albertel 2183: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2184: <option value="descdate">$sort_types{'descdate'}</option>
2185: <option value="thread">$sort_types{'thread'}</option>
2186: <option value="subject">$sort_types{'subject'}</option>
2187: <option value="username">$sort_types{'username'}</option>
2188: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2189: </select>
2190: </td>
2191: <td> </td>
1.208 raeburn 2192: <td align="center" valign="top">
1.143 raeburn 2193: <select name="statusfilter">
1.215 albertel 2194: <option value="all" selected="selected">$status_types{'all'}</option>
2195: <option value="Active">$status_types{'Active'}</option>
2196: <option value="Expired">$status_types{'Expired'}</option>
2197: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2198: </select>
2199: </td>
2200: <td> </td>
1.208 raeburn 2201: <td align="center" valign="top">
1.262 bisitz 2202: <select name="rolefilter" multiple="multiple" size="5">
1.212 albertel 2203: <option value="all">$role_types{'all'}</option>
2204: <option value="st">$role_types{'st'}</option>
1.273.4.2 raeburn 2205: <option value="$ccrole">$role_types{$ccrole}</option>
1.212 albertel 2206: <option value="in">$role_types{'in'}</option>
2207: <option value="ta">$role_types{'ta'}</option>
2208: <option value="ep">$role_types{'ep'}</option>
1.273.4.2 raeburn 2209: <option value="ad">$role_types{'ad'}</option>
1.212 albertel 2210: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2211: </select>
2212: </td>
2213: <td> </td>
1.208 raeburn 2214: <td align="center" valign="top">
1.262 bisitz 2215: <select name="sectionpick" multiple="multiple" size="$numvisible">
1.100 raeburn 2216: $section_sel
2217: </select>
2218: </td>
2219: <td> </td>
1.208 raeburn 2220: <td align="center" valign="top">
1.262 bisitz 2221: <select name="grouppick" multiple="multiple" size="$numvisible">
1.208 raeburn 2222: $group_sel
2223: </select>
2224: </td>
2225: <td> </td>
2226: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2227: </tr>
2228: </table>
2229: <br />
2230: <br />
2231: <input type="hidden" name="previous" value="$previous" />
2232: <input type="hidden" name="applysort" value="$symb" />
1.273.4.6 raeburn 2233: <input type="button" name="sub" value="$lt{'stor'}" onclick="verifyFilter()" />
1.208 raeburn 2234: END
2235: if (exists($env{'form.group'})) {
2236: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2237: }
2238: if (exists($env{'form.ref'})) {
2239: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2240: }
2241: $r->print("
1.100 raeburn 2242: <br />
2243: <br />
2244: </form>
1.187 albertel 2245: $end_page
1.208 raeburn 2246: ");
1.100 raeburn 2247: }
2248:
1.101 raeburn 2249: sub print_showposters {
2250: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2251:
1.154 albertel 2252: &Apache::loncommon::content_type($r,'text/html');
2253: $r->send_http_header;
2254:
1.139 albertel 2255: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2256: my $crs='/'.$env{'request.course.id'};
2257: if ($env{'request.course.sec'}) {
2258: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2259: }
1.101 raeburn 2260: $crs=~s/\_/\//g;
1.208 raeburn 2261: my $seeid;
2262: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2263: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2264: my $group = $env{'form.group'};
2265: my $ressymb = &wrap_symb($symb);
2266: if (($group ne '') &&
1.273.4.12! raeburn 2267: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
1.208 raeburn 2268: if (&check_group_priv($group,'dgp') eq 'ok') {
2269: $seeid = 1;
2270: }
2271: } else {
2272: $seeid=&Apache::lonnet::allowed('rin',$crs);
2273: }
1.157 albertel 2274: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2275: $cdom,$cnum);
1.101 raeburn 2276: my %namesort = ();
2277: my %postcounts = ();
1.186 albertel 2278:
1.208 raeburn 2279: my %lt = &Apache::lonlocal::texthash(
2280: sele => 'Select',
2281: full => 'Fullname',
1.220 raeburn 2282: usdo => 'Username:domain',
1.208 raeburn 2283: post => 'Posts',
2284: );
1.101 raeburn 2285: if ($contrib{'version'}) {
2286: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2287: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2288: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2289: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2290: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2291: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2292: my $lastname = $names{'lastname'};
2293: my $firstname = $names{'firstname'};
2294: if ($lastname eq '') {
2295: $lastname = '_';
2296: }
2297: if ($firstname eq '') {
2298: $firstname = '_';
2299: }
2300: unless (defined($namesort{$lastname})) {
2301: %{$namesort{$lastname}} = ();
2302: }
2303: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2304: $postcounts{$poster} ++;
2305: if (defined($namesort{$lastname}{$firstname})) {
2306: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2307: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2308: }
2309: } else {
2310: @{$namesort{$lastname}{$firstname}} = ("$poster");
2311: }
2312: }
2313: }
2314: }
2315: }
1.186 albertel 2316:
2317: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2318: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2319: $r->print(<<END);
1.186 albertel 2320: $start_page
1.101 raeburn 2321: <form name="pickpostersform" method="post">
1.196 albertel 2322: <br />
2323: $table_start
2324: <tr>
1.208 raeburn 2325: <th>#</th>
2326: <th>$lt{'sele'}</th>
2327: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2328: <th>$lt{'post'}</th>
1.101 raeburn 2329: </tr>
2330: END
2331: my $count = 0;
1.221 raeburn 2332: foreach my $last (sort(keys(%namesort))) {
2333: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2334: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2335: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2336: if (!$uname || !$udom) {
2337: next;
2338: } else {
2339: $count ++;
1.196 albertel 2340: $r->print(&Apache::loncommon::start_data_table_row().
2341: '<td align="right">'.$count.'</td>
1.221 raeburn 2342: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2343: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2344: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2345: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2346: }
2347: }
2348: }
2349: }
1.196 albertel 2350: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2351: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2352: $r->print(<<END);
2353: <br />
2354: <input type="hidden" name="sortposts" value="$sortposts" />
2355: <input type="hidden" name="userpick" value="$symb" />
1.273.4.6 raeburn 2356: <input type="button" name="store" value="Display posts" onclick="javascript:document.pickpostersform.submit()" />
1.101 raeburn 2357: </form>
1.186 albertel 2358: $end_page
1.101 raeburn 2359: END
2360: }
2361:
1.112 raeburn 2362: sub get_post_versions {
1.116 raeburn 2363: my ($versions,$incoming,$htmldecode,$numver) = @_;
2364: if ($incoming =~ /^<version num="0">/) {
2365: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2366: my $done = 0;
2367:
1.116 raeburn 2368: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2369: my $num = $token->[1]{num};
2370: my $text = $p->get_text("/version");
2371: if (defined($numver)) {
2372: if ($num == $numver) {
2373: if ($htmldecode) {
2374: $text = &HTML::Entities::decode($text);
2375: }
2376: $$versions{$numver}=$text;
2377: $done = 1;
2378: }
2379: } else {
2380: if ($htmldecode) {
2381: $text = &HTML::Entities::decode($text);
2382: }
2383: $$versions{$num}=$text;
1.112 raeburn 2384: }
1.116 raeburn 2385: }
2386: } else {
2387: if (!defined($numver)) {
2388: $numver = 0;
2389: }
2390: if ($htmldecode) {
2391: $$versions{$numver} = $incoming;
1.112 raeburn 2392: } else {
1.116 raeburn 2393: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2394: }
2395: }
2396: return;
2397: }
2398:
1.113 raeburn 2399: sub get_post_attachments {
2400: my ($attachments,$attachmenturls) = @_;
2401: my $num;
1.116 raeburn 2402: if ($attachmenturls =~ m/^<attachment id="0">/) {
2403: my $p = HTML::LCParser->new(\$attachmenturls);
2404: while (my $token = $p->get_tag("attachment","filename","post")) {
2405: if ($token->[0] eq "attachment") {
2406: $num = $token->[1]{id};
2407: %{$$attachments{$num}} =();
2408: } elsif ($token->[0] eq "filename") {
2409: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2410: } elsif ($token->[0] eq "post") {
2411: my $id = $token->[1]{id};
2412: $$attachments{$num}{$id} = $p->get_text("/post");
2413: }
1.113 raeburn 2414: }
1.116 raeburn 2415: } else {
2416: %{$$attachments{'0'}} = ();
2417: $$attachments{'0'}{'filename'} = $attachmenturls;
2418: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2419: }
1.116 raeburn 2420:
1.113 raeburn 2421: return;
2422: }
2423:
1.150 albertel 2424: sub fail_redirect {
1.6 albertel 2425: my ($r,$feedurl) = @_;
1.70 www 2426: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2427: my %lt = &Apache::lonlocal::texthash(
2428: 'sorr' => 'Sorry, no recipients ...',
2429: );
1.150 albertel 2430: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2431: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2432: {'redirect' => [2,$feedurl],
2433: 'only_body' => 1,}));
2434: $r->print(<<ENDFAILREDIR);
1.150 albertel 2435: <img align="right" src="$logo" />
1.220 raeburn 2436: <b>$lt{'sorr'}</b>
1.5 www 2437: ENDFAILREDIR
1.186 albertel 2438: $r->print(&Apache::loncommon::end_page());
1.5 www 2439: }
1.4 www 2440:
1.6 albertel 2441: sub redirect_back {
1.255 raeburn 2442: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_;
1.100 raeburn 2443: my $sorttag = '';
1.101 raeburn 2444: my $roletag = '';
2445: my $statustag = '';
2446: my $sectag = '';
1.208 raeburn 2447: my $grptag = '';
1.101 raeburn 2448: my $userpicktag = '';
2449: my $qrystr = '';
1.80 raeburn 2450: my $prevtag = '';
1.133 albertel 2451:
1.135 albertel 2452: &Apache::loncommon::content_type($r,'text/html');
2453: $r->send_http_header;
1.133 albertel 2454: &dewrapper(\$feedurl);
1.70 www 2455: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2456: if ($previous > 0) {
2457: $qrystr = 'previous='.$previous;
2458: if ($feedurl =~ /\?register=1/) {
1.273.4.6 raeburn 2459: $feedurl .= '&'.$qrystr;
1.80 raeburn 2460: } else {
2461: $feedurl .= '?'.$qrystr;
2462: }
2463: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2464: }
1.100 raeburn 2465: if (defined($sort)) {
2466: my $sortqry = 'sortposts='.$sort;
2467: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
1.273.4.6 raeburn 2468: $feedurl .= '&'.$sortqry;
1.100 raeburn 2469: } else {
2470: $feedurl .= '?'.$sortqry;
2471: }
2472: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2473: if (defined($numpicks)) {
1.101 raeburn 2474: my $userpickqry = 'totposters='.$numpicks;
1.273.4.6 raeburn 2475: $feedurl .= '&'.$userpickqry;
1.101 raeburn 2476: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2477: } else {
1.143 raeburn 2478: if (ref($sectionpick) eq 'ARRAY') {
2479: $feedurl .= '§ionpick=';
2480: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2481: foreach my $sec (@{$sectionpick}) {
2482: $feedurl .= $sec.',';
2483: $sectag .= $sec.',';
1.143 raeburn 2484: }
2485: $feedurl =~ s/,$//;
2486: $sectag =~ s/,$//;
2487: $sectag .= '" />';
2488: } else {
1.273.4.6 raeburn 2489: $feedurl .= '&sectionpick='.$sectionpick;
1.143 raeburn 2490: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2491: }
1.208 raeburn 2492: if (ref($grouppick) eq 'ARRAY') {
2493: $feedurl .= '&grouppick=';
2494: $sectag .= '<input type="hidden" name="grouppick" value="';
2495: foreach my $grp (@{$grouppick}) {
2496: $feedurl .= $grp.',';
2497: $grptag .= $grp.',';
2498: }
2499: $feedurl =~ s/,$//;
2500: $grptag =~ s/,$//;
2501: $grptag .= '" />';
2502: } else {
1.273.4.6 raeburn 2503: $feedurl .= '&grouppick='.$grouppick;
1.208 raeburn 2504: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2505: }
1.143 raeburn 2506: if (ref($rolefilter) eq 'ARRAY') {
2507: $feedurl .= '&rolefilter=';
2508: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2509: foreach my $role (@{$rolefilter}) {
2510: $feedurl .= $role.',';
2511: $roletag .= $role.',';
1.143 raeburn 2512: }
2513: $feedurl =~ s/,$//;
2514: $roletag =~ s/,$//;
2515: $roletag .= '" />';
2516: } else {
2517: $feedurl .= '&rolefilter='.$rolefilter;
2518: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2519: }
1.273.4.6 raeburn 2520: $feedurl .= '&statusfilter='.$statusfilter;
1.101 raeburn 2521: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2522: }
1.100 raeburn 2523: }
1.208 raeburn 2524: my $grouptag;
2525: if ($group ne '') {
1.269 bisitz 2526: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />';
2527: my $refarg;
1.208 raeburn 2528: if (exists($env{'form.ref'})) {
2529: $refarg = '&ref='.$env{'form.ref'};
2530: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2531: }
2532: if ($feedurl =~ /\?/) {
2533: $feedurl .= '&group='.$group.$refarg;
2534: } else {
2535: $feedurl .= '?group='.$group.$refarg;
2536: }
2537: }
1.233 raeburn 2538: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2539: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 2540: my %onload;
2541: if ($env{'environment.remote'} ne 'off') {
2542: $onload{'onload'} =
2543: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
2544: }
1.186 albertel 2545: my $start_page=
1.207 albertel 2546: &Apache::loncommon::start_page('Feedback sent',undef,
1.208 raeburn 2547: {'redirect' => [0,$feedurl],
1.186 albertel 2548: 'only_body' => 1,
1.189 albertel 2549: 'add_entries' => \%onload});
1.186 albertel 2550: my $end_page = &Apache::loncommon::end_page();
2551: $r->print(<<ENDREDIR);
2552: $start_page
1.150 albertel 2553: <img align="right" src="$logo" />
1.5 www 2554: $typestyle
1.32 albertel 2555: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2556: $blog
1.255 raeburn 2557: $toolarge
1.63 albertel 2558: <font color="red">$status</font>
1.49 www 2559: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2560: $prevtag
1.100 raeburn 2561: $sorttag
1.101 raeburn 2562: $statustag
2563: $roletag
2564: $sectag
1.208 raeburn 2565: $grptag
1.101 raeburn 2566: $userpicktag
1.208 raeburn 2567: $grouptag
1.49 www 2568: </form>
1.186 albertel 2569: $end_page
1.2 www 2570: ENDREDIR
2571: }
1.6 albertel 2572:
2573: sub no_redirect_back {
2574: my ($r,$feedurl) = @_;
1.107 www 2575: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2576:
1.200 albertel 2577: my %onload;
2578: if ($env{'environment.remote'} ne 'off') {
2579: $onload{'onload'} =
2580: "if (window.name!='loncapaclient') { self.window.close(); }";
2581: }
2582:
1.187 albertel 2583: my %body_options = ('only_body' => 1,
1.191 albertel 2584: 'bgcolor' => '#FFFFFF',
1.200 albertel 2585: 'add_entries' => \%onload,);
1.187 albertel 2586:
2587: if ($feedurl !~ m{^/adm/feedback}) {
2588: $body_options{'rediect'} = [2,$feedurl];
1.7 albertel 2589: }
1.187 albertel 2590: my $start_page=
2591: &Apache::loncommon::start_page('Feedback not sent',undef,
2592: \%body_options);
2593:
2594: my $end_page = &Apache::loncommon::end_page();
2595:
1.233 raeburn 2596: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2597: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2598: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2599: $start_page
1.150 albertel 2600: <img align="right" src="$logo" />
1.107 www 2601: <b>$nofeed</b>
1.187 albertel 2602: <br />
2603: $end_page
1.8 www 2604: ENDNOREDIRTWO
1.2 www 2605: }
1.6 albertel 2606:
2607: sub screen_header {
1.273.4.12! raeburn 2608: my ($feedurl,$symb,$group) = @_;
1.273.4.2 raeburn 2609: my $crscontent = &mt('Question/Comment/Feedback about course content');
2610: my $crspolicy = &mt('Question/Comment/Feedback about course policy');
2611: my $contribdisc = &mt('Contribution to course discussion of resource');
2612: my $anoncontrib = &mt('Anonymous contribution to course discussion of resource');
2613: my $namevis = &mt('name only visible to course faculty');
2614: my $crstype;
2615: if ($env{'request.course.id'}) {
2616: $crstype = &Apache::loncommon::course_type();
2617: if ($crstype eq 'Community') {
2618: $crscontent = &mt('Question/Comment/Feedback about community content');
2619: $crspolicy = &mt('Question/Comment/Feedback about community policy');
2620: $contribdisc = &mt('Contribution to community discussion of resource');
2621: $anoncontrib = &mt('Anonymous contribution to community discussion of resource');
2622: $namevis = &mt('name only visible to community facilitators');
2623: }
2624: }
1.65 www 2625: my $msgoptions='';
2626: my $discussoptions='';
1.157 albertel 2627: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2628: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2629: $msgoptions=
1.202 albertel 2630: '<p><label><input type="radio" name="discuss" value="author" /> '.
1.151 albertel 2631: &mt('Feedback to resource author').'</label></p>';
1.65 www 2632: }
1.243 www 2633: my %optionhash=();
2634: foreach my $type ('question','comment','policy') {
2635: $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'};
2636: }
1.65 www 2637: if (&feedback_available(1)) {
2638: $msgoptions.=
1.202 albertel 2639: '<p><label><input type="radio" name="discuss" value="question" /> '.
1.243 www 2640: ($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label></p>';
1.65 www 2641: }
2642: if (&feedback_available(0,1)) {
2643: $msgoptions.=
1.202 albertel 2644: '<p><label><input type="radio" name="discuss" value="course" /> '.
1.273.4.2 raeburn 2645: ($optionhash{'comment'}?$optionhash{'comment'}:$crscontent).
1.151 albertel 2646: '</label></p>';
1.65 www 2647: }
2648: if (&feedback_available(0,0,1)) {
2649: $msgoptions.=
1.202 albertel 2650: '<p><label><input type="radio" name="discuss" value="policy" /> '.
1.273.4.2 raeburn 2651: ($optionhash{'policy'}?$optionhash{'policy'}:$crspolicy).
1.151 albertel 2652: '</label></p>';
1.65 www 2653: }
2654: }
1.190 www 2655: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.241 raeburn 2656: my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
1.273.4.12! raeburn 2657: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
! 2658: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.273.4.11 raeburn 2659: my $realsymb = $symb;
2660: if ($symb=~/^bulletin___/) {
2661: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2662: $filename=~s|^adm/wrapper/||;
2663: $realsymb=&Apache::lonnet::symbread($filename);
2664: }
2665: if (!$blocked && &discussion_open(undef,$realsymb) &&
1.273.4.12! raeburn 2666: (&Apache::lonnet::allowed('pch',
! 2667: $env{'request.course.id'}.
! 2668: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')) ||
! 2669: (($group ne '') && ($symb =~ m{^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$}) && (&check_group_priv($group,'pgd') eq 'ok')))) {
1.234 raeburn 2670: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
1.273.4.2 raeburn 2671: $contribdisc.
2672: '</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
2673: $anoncontrib.
2674: ' <i>('.$namevis.')</i></label> '.
2675:
1.234 raeburn 2676: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
1.241 raeburn 2677: my $blockblog = &Apache::loncommon::blocking_status('blogs');
2678: if (!$blockblog) {
1.273.4.2 raeburn 2679: $discussoptions.= &add_blog_checkbox($crstype);
1.241 raeburn 2680: }
1.141 raeburn 2681: }
1.65 www 2682: }
1.272 bisitz 2683: if ($msgoptions) {
2684: $msgoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').'" />'
1.273.4.3 raeburn 2685: .' '.&mt('Send Feedback').'</h2><p>'.&Apache::lonhtmlcommon::coursepreflink(&mt('Feedback Settings'),'feedback').'</p>'
1.272 bisitz 2686: .$msgoptions;
2687: }
1.65 www 2688: if ($discussoptions) {
1.273.4.7 raeburn 2689: $discussoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" alt="" />'
1.273.4.3 raeburn 2690: .' '.&mt('Discussion Contributions').'</h2><p>'.&Apache::lonhtmlcommon::coursepreflink(&mt('Discussion Settings'),'discussion').'</p>'
1.272 bisitz 2691: .$discussoptions;
2692: }
1.65 www 2693: return $msgoptions.$discussoptions;
1.6 albertel 2694: }
2695:
2696: sub resource_output {
2697: my ($feedurl) = @_;
1.46 albertel 2698: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2699: $usersaw=~s/\<body[^\>]*\>//gi;
2700: $usersaw=~s/\<\/body\>//gi;
2701: $usersaw=~s/\<html\>//gi;
2702: $usersaw=~s/\<\/html\>//gi;
2703: $usersaw=~s/\<head\>//gi;
2704: $usersaw=~s/\<\/head\>//gi;
2705: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2706: return $usersaw;
2707: }
2708:
2709: sub clear_out_html {
1.194 albertel 2710: my ($message,$override,$ignore_htmlarea)=@_;
2711: if (!$ignore_htmlarea
2712: && !&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2713: # Always allow the <m>-tag
2714: my %html=(M=>1);
2715: # Check if more is allowed
1.157 albertel 2716: my $cid=$env{'request.course.id'};
2717: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2718: ($override)) {
1.37 albertel 2719: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2720: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
1.273.4.7 raeburn 2721: # <SUP> <TABLE> <TR> <TD> <TH> <TBODY>
1.107 www 2722: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2723: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
1.155 albertel 2724: M=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.273.4.7 raeburn 2725: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1, H6=>1,
2726: TABLE=>1, TR=>1, TD=>1, TH=>1, TBODY=>1);
2727:
1.107 www 2728: }
2729: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2730: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2731: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2732: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2733: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2734: return $message;
2735: }
2736:
2737: sub assemble_email {
1.237 raeburn 2738: my ($message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2739: my %lt = &Apache::lonlocal::texthash(
2740: 'prev' => 'Previous attempts of student (if applicable)',
2741: 'orig' => 'Original screen output (if applicable)',
2742: 'corr' => 'Correct Answer(s) (if applicable)',
2743: );
1.6 albertel 2744: my $email=<<"ENDEMAIL";
2745: $message
2746: ENDEMAIL
2747: my $citations=<<"ENDCITE";
1.220 raeburn 2748: <h2>$lt{'prev'}</h2>
1.6 albertel 2749: $prevattempts
1.63 albertel 2750: <br /><hr />
1.220 raeburn 2751: <h2>$lt{'orig'}</h2>
1.6 albertel 2752: $usersaw
1.220 raeburn 2753: <h2>$lt{'corr'}</h2>
1.40 albertel 2754: $useranswer
1.6 albertel 2755: ENDCITE
2756: return ($email,$citations);
2757: }
2758:
1.36 www 2759:
2760: sub feedback_available {
2761: my ($question,$course,$policy)=@_;
1.242 albertel 2762: my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question,
2763: $course,$policy);
1.36 www 2764: return scalar(%to);
1.6 albertel 2765: }
2766:
2767: sub send_msg {
1.246 albertel 2768: my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_;
2769: my $status='';
2770: my $sendsomething=0;
2771: my $restitle = &get_resource_title($symb,$feedurl);
2772: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2773: unless ($title=~/\w/) { $title=&mt('Feedback'); }
2774: foreach my $key (keys(%to)) {
2775: if ($key) {
2776: my ($user,$domain) = split(/\:/,$key,2);
2777: if (!defined($user)) {
2778: $status.='<br />'.&mt('Error sending message to [_1], no user specified.',$key);
2779: } elsif (!defined($domain)) {
2780: $status.='<br />'.&mt('Error sending message to [_1], no domain specified.',$key);
2781: } else {
2782: unless (&Apache::lonmsg::user_normal_msg($user,$domain,
2783: $title.' ['.$restitle.']',$email,$citations,$feedurl,
2784: $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) {
2785: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
2786: } else {
2787: $sendsomething++;
2788: }
2789: }
2790: }
1.6 albertel 2791: }
1.246 albertel 2792:
1.18 www 2793:
2794: my %record=&Apache::lonnet::restore('_feedback');
1.221 raeburn 2795: my ($temp)=keys(%record);
1.18 www 2796: unless ($temp=~/^error\:/) {
1.246 albertel 2797: my %newrecord=();
2798: $newrecord{'resource'}=$feedurl;
2799: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2800: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
2801: $status.='<br />'.&mt('Not registered').'<br />';
2802: }
1.18 www 2803: }
1.246 albertel 2804:
2805: return ($status,$sendsomething);
1.6 albertel 2806: }
2807:
1.13 www 2808: sub adddiscuss {
1.273.4.12! raeburn 2809: my ($symb,$email,$anon,$attachmenturl,$subject,$group)=@_;
1.13 www 2810: my $status='';
1.122 raeburn 2811: my $realsymb;
2812: if ($symb=~/^bulletin___/) {
2813: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2814: $filename=~s|^adm/wrapper/||;
2815: $realsymb=&Apache::lonnet::symbread($filename);
2816: }
1.273.4.12! raeburn 2817: my ($cnum,$cdom);
! 2818: if ($env{'request.course.id'}) {
! 2819: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
! 2820: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
! 2821: }
1.122 raeburn 2822: if (&discussion_open(undef,$realsymb) &&
1.273.4.12! raeburn 2823: (&Apache::lonnet::allowed('pch',$env{'request.course.id'}.
! 2824: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')) ||
! 2825: (($group ne '') && (&check_group_priv($group,'pgd') eq 'ok') &&
! 2826: ($symb =~ m{^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$})))) {
1.20 www 2827:
1.13 www 2828: my %contrib=('message' => $email,
1.157 albertel 2829: 'sendername' => $env{'user.name'},
2830: 'senderdomain' => $env{'user.domain'},
2831: 'screenname' => $env{'environment.screenname'},
2832: 'plainname' => $env{'environment.firstname'}.' '.
2833: $env{'environment.middlename'}.' '.
2834: $env{'environment.lastname'}.' '.
2835: $env{'enrironment.generation'},
1.78 raeburn 2836: 'attachmenturl'=> $attachmenturl,
2837: 'subject' => $subject);
1.157 albertel 2838: if ($env{'form.replydisc'}) {
2839: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2840: }
1.14 www 2841: if ($anon) {
2842: $contrib{'anonymous'}='true';
2843: }
1.13 www 2844: if (($symb) && ($email)) {
1.231 raeburn 2845: my $now = time;
1.157 albertel 2846: if ($env{'form.editdisc'}) {
1.102 raeburn 2847: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2848: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 2849: $contrib{'timestamp'} = $now;
1.102 raeburn 2850: $contrib{'history'} = '';
2851: my $numoldver = 0;
1.157 albertel 2852: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 2853: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2854: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2855: # get timestamp for last post and history
1.157 albertel 2856: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
2857: $env{'course.'.$env{'request.course.id'}.'.domain'},
2858: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2859: if (defined($oldcontrib{$oldidx.':replyto'})) {
2860: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2861: }
2862: if (defined($oldcontrib{$oldidx.':history'})) {
2863: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 2864: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 2865: $numoldver = @oldversions;
2866: } else {
2867: $numoldver = 1;
2868: }
2869: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2870: }
1.108 raeburn 2871: my $numnewver = $numoldver + 1;
1.102 raeburn 2872: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2873: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2874: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2875: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2876: } else {
1.112 raeburn 2877: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2878: }
1.102 raeburn 2879: }
2880: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2881: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2882: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2883: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2884: } else {
1.112 raeburn 2885: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2886: }
1.102 raeburn 2887: }
2888: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 2889: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 2890: $oldsymb,$oldidx,\%contrib,
1.157 albertel 2891: $env{'course.'.$env{'request.course.id'}.'.domain'},
2892: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2893: $status='Editing class discussion'.($anon?' (anonymous)':'');
2894: } else {
2895: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 2896: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
2897: $env{'course.'.$env{'request.course.id'}.'.domain'},
2898: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2899: }
1.231 raeburn 2900: my %storenewentry=($symb => $now);
1.63 albertel 2901: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2902: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 2903: $env{'course.'.$env{'request.course.id'}.'.domain'},
2904: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 2905: }
1.17 www 2906: my %record=&Apache::lonnet::restore('_discussion');
1.221 raeburn 2907: my ($temp)=keys(%record);
1.17 www 2908: unless ($temp=~/^error\:/) {
2909: my %newrecord=();
2910: $newrecord{'resource'}=$symb;
2911: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2912: $status.='<br />'.&mt('Registering').': '.
1.21 www 2913: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2914: }
2915: } else {
2916: $status.='Failed.';
1.17 www 2917: }
1.63 albertel 2918: return $status.'<br />';
1.13 www 2919: }
2920:
1.231 raeburn 2921: sub get_discussion_info {
2922: my ($idx,%contrib) = @_;
2923: my $changelast = 0;
2924: my $count = 0;
2925: my $hiddenflag = 0;
2926: my $deletedflag = 0;
2927: my ($hidden,$deleted,%info,$newlastdisc);
2928: my $version = $contrib{'version'};
2929: if ($version) {
2930: for (my $id=$version; $id>0; $id--) {
2931: my $vkeys=$contrib{$id.':keys'};
2932: my @keys=split(/:/,$vkeys);
2933: if (grep(/^hidden$/,@keys)) {
2934: if (!$hiddenflag) {
2935: $hidden = $contrib{$id.':hidden'};
2936: $hiddenflag = 1;
2937: }
2938: } elsif (grep(/^deleted$/,@keys)) {
2939: if (!$deletedflag) {
2940: $deleted = $contrib{$id.':deleted'};
2941: $deletedflag = 1;
2942: }
2943: } else {
2944: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
2945: $count++;
2946: $info{$count}{'id'} = $id;
2947: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
2948: }
2949: }
2950: }
2951: if ($info{'1'}{'id'} == $idx) {
2952: $changelast = 1;
2953: if ($count > 1) {
2954: $newlastdisc = $info{'2'}{'timestamp'};
2955: } else {
2956: $newlastdisc = 0;
2957: }
2958: }
2959: }
2960: return ($changelast,$newlastdisc);
2961: }
2962:
1.33 www 2963: # ----------------------------------------------------------- Preview function
2964:
2965: sub show_preview {
1.187 albertel 2966: my ($r) = @_;
1.135 albertel 2967: &Apache::loncommon::content_type($r,'text/html');
2968: $r->send_http_header;
1.218 albertel 2969: my $start_page=
2970: &Apache::loncommon::start_page('Preview',undef,
2971: {'only_body' => 1,});
2972:
1.157 albertel 2973: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 2974: &newline_to_br(\$message);
1.106 www 2975: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2976: $message=&Apache::lontexconvert::msgtexconverted($message);
1.194 albertel 2977: my $subject=&clear_out_html($env{'form.subject'},undef,1);
1.78 raeburn 2978: $subject=~s/\n/\<br \/\>/g;
2979: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 2980:
2981: my $end_page = &Apache::loncommon::end_page();
2982:
1.263 bisitz 2983: $r->print($start_page
2984: .'<h1>'.&mt('Preview').'</h1>'
2985: .&Apache::lonhtmlcommon::start_pick_box()
2986: .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
2987: .$subject
2988: .&Apache::lonhtmlcommon::row_closure()
2989: .&Apache::lonhtmlcommon::row_title(&mt('Message'))
2990: .$message
2991: .&Apache::lonhtmlcommon::row_closure(1)
2992: .&Apache::lonhtmlcommon::end_pick_box()
2993: .$end_page
2994: );
1.33 www 2995: }
2996:
1.273.4.4 raeburn 2997: sub contains_block_html {
2998: my ($message)=@_;
2999: return ($message =~ m{
3000: <(br|h1|h2|h3|h4|h5|h6|p|ol|ul|table|pre|address|blockquote|center|div)
3001: \s*
3002: (\w+\=['"]\w+['"])*
3003: \s*
3004: (
3005: \s*/>|
3006: >.*</\1\s*>
3007: )}xs
3008: );
3009: }
1.165 albertel 3010:
3011: sub newline_to_br {
3012: my ($message)=@_;
3013: my $newmessage;
3014: my $parser=HTML::LCParser->new($message);
3015: while (my $token=$parser->get_token()) {
3016: if ($token->[0] eq 'T') {
3017: my $text=$token->[1];
3018: $text=~s/\n/\<br \/\>/g;
3019: $newmessage.=$text;
3020: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
3021: $newmessage.=$token->[1];
3022: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
3023: $newmessage.=$token->[2];
3024: } elsif ($token->[0] eq 'S') {
3025: $newmessage.=$token->[4];
3026: }
3027:
3028: }
3029: $$message=$newmessage;
3030: }
3031:
1.33 www 3032: sub generate_preview_button {
1.171 www 3033: my ($formname,$fieldname)=@_;
3034: unless ($formname) { $formname='mailform'; }
3035: unless ($fieldname) { $fieldname='comment'; }
1.107 www 3036: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 3037: return(<<ENDPREVIEW);
1.205 raeburn 3038: <br />
1.33 www 3039: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.269 bisitz 3040: <input type="hidden" name="subject" />
1.33 www 3041: <input type="hidden" name="comment" />
1.65 www 3042: <input type="button" value="$pre"
1.273.4.6 raeburn 3043: onclick="if (typeof(document.$formname.onsubmit)=='function') {document.$formname.onsubmit();};this.form.comment.value=document.$formname.$fieldname.value;this.form.subject.value=document.$formname.subject.value;this.form.submit();" />
1.33 www 3044: </form>
3045: ENDPREVIEW
3046: }
1.71 www 3047:
1.108 raeburn 3048: sub modify_attachments {
1.255 raeburn 3049: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls,
3050: $attachmaxtext,$toolarge)=@_;
1.218 albertel 3051:
1.220 raeburn 3052: my %lt = &Apache::lonlocal::texthash(
3053: 'subj' => 'Subject',
3054: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
3055: 'chth' => 'Check the checkboxes for any you wish to remove.',
3056: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
3057: 'adda' => 'Add a new attachment to this post.',
1.247 albertel 3058: 'stch' => 'Save Changes',
1.220 raeburn 3059: );
1.218 albertel 3060: my $js = <<END;
3061: <script type="text/javascript">
3062: function setAction () {
3063: document.modattachments.action = document.modattachments.origpage.value;
3064: document.modattachments.submit();
3065: }
3066: </script>
3067: END
3068:
3069: my $start_page =
3070: &Apache::loncommon::start_page('Discussion Post Attachments',$js);
3071:
1.204 www 3072: my $orig_subject = &unescape($env{'form.subject'});
1.194 albertel 3073: my $subject=&clear_out_html($orig_subject,undef,1);
1.108 raeburn 3074: $subject=~s/\n/\<br \/\>/g;
3075: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 3076: my $timestamp=$env{'form.timestamp'};
3077: my $numoldver=$env{'form.numoldver'};
1.187 albertel 3078:
1.108 raeburn 3079: my $msg = '';
1.113 raeburn 3080: my %attachments = ();
1.108 raeburn 3081: my %currattach = ();
3082: if ($idx) {
1.113 raeburn 3083: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 3084: }
1.139 albertel 3085: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 3086:
3087: my $end_page =
3088: &Apache::loncommon::end_page();
3089:
3090: $r->print(<<END);
1.198 albertel 3091: $start_page
1.255 raeburn 3092: $toolarge
1.108 raeburn 3093: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
1.255 raeburn 3094: <br />
3095: <table class="LC_data_table">
1.108 raeburn 3096: <tr>
1.255 raeburn 3097: <td colspan="2">
1.273.4.5 raeburn 3098: <b>Subject:</b> <b>$subject</b><br /><br />
1.108 raeburn 3099: END
3100: if ($idx) {
3101: if ($attachmenturls) {
1.221 raeburn 3102: my @currold = keys(%currattach);
1.108 raeburn 3103: if (@currold > 0) {
1.220 raeburn 3104: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3105: foreach my $id (@currold) {
3106: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3107: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3108: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3109: }
3110: $r->print("<br />");
3111: }
3112: }
3113: }
1.213 raeburn 3114: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3115: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3116: foreach my $attach (@{$currnewattach}) {
3117: $attach =~ m#/([^/]+)$#;
3118: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3119: }
3120: $r->print("<br />");
3121: }
3122: $r->print(<<END);
1.255 raeburn 3123: </td></tr>
3124: <tr>
3125: <td>
1.273.4.6 raeburn 3126: $lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onclick="this.form.submit()" />
1.108 raeburn 3127: </td>
3128: </tr>
1.255 raeburn 3129: <tr>
3130: <td colspan="2">$attachmaxtext</td>
3131: </tr>
1.108 raeburn 3132: </table>
1.157 albertel 3133: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3134: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3135: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3136: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3137: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3138: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3139: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3140: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3141: END
1.220 raeburn 3142: foreach my $item (@{$currnewattach}) {
3143: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3144: }
1.220 raeburn 3145: foreach my $item (@{$currdelold}) {
3146: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3147: }
3148: $r->print(<<END);
1.273.4.6 raeburn 3149: <input type="button" name="rtntoedit" value="$lt{'stch'}" onclick="setAction()" />
1.108 raeburn 3150: </form>
1.187 albertel 3151: $end_page
1.108 raeburn 3152: END
3153: return;
3154: }
3155:
3156: sub process_attachments {
3157: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3158:
3159: @{$currnewattach}=
3160: &Apache::loncommon::get_env_multiple('form.currnewattach');
3161: @{$currdelold}=
3162: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3163: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3164: my @currdelnew =
3165: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3166: my @currnew = ();
3167: foreach my $newone (@{$currnewattach}) {
3168: my $delflag = 0;
1.221 raeburn 3169: foreach my $item (@currdelnew) {
3170: if ($newone eq $item) {
1.108 raeburn 3171: $delflag = 1;
3172: last;
3173: }
3174: }
3175: unless ($delflag) {
1.221 raeburn 3176: push(@currnew, $newone);
1.108 raeburn 3177: }
3178: }
3179: @{$currnewattach} = @currnew;
3180: }
1.158 albertel 3181: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3182: }
3183:
3184: sub generate_attachments_button {
1.224 raeburn 3185: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3186: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3187: my $origpage = $ENV{'REQUEST_URI'};
3188: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3189: my %lt = &Apache::lonlocal::texthash(
3190: 'clic' => 'Click to add/remove attachments',
3191: );
1.108 raeburn 3192: my $response = (<<END);
1.205 raeburn 3193: <br />
1.108 raeburn 3194: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3195: $lt{'clic'}: <input type="button" value="$att"
1.124 raeburn 3196: 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 3197: END
1.224 raeburn 3198: if (!$blockblog) {
3199: $response .= 'setblogvalue();';
3200: }
1.108 raeburn 3201: unless ($mode eq 'board') {
3202: $response .= 'javascript:anonchk();';
3203: }
3204: $response .= (<<ENDATTACH);
3205: this.form.submit();" />
3206: <input type="hidden" name="origpage" value="$origpage" />
3207: <input type="hidden" name="idx" value="$idx" />
3208: <input type="hidden" name="timestamp" value="$now" />
3209: <input type="hidden" name="subject" />
3210: <input type="hidden" name="comment" />
1.271 bisitz 3211: <input type="hidden" name="blog" value="0" />
3212: <input type="hidden" name="discuss" value="0" />
1.108 raeburn 3213: <input type="hidden" name="numoldver" value="$numoldver" />
3214: ENDATTACH
3215: if (defined($deloldattach)) {
3216: if (@{$deloldattach} > 0) {
1.221 raeburn 3217: foreach my $delatt (@{$deloldattach}) {
3218: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3219: }
3220: }
3221: }
3222: if (defined($currnewattach)) {
3223: if (@{$currnewattach} > 0) {
1.221 raeburn 3224: foreach my $attach (@{$currnewattach}) {
3225: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3226: }
3227: }
3228: }
3229: $response .= '</form>';
3230: return $response;
3231: }
3232:
3233: sub extract_attachments {
3234: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3235: %{$attachments}=();
3236: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3237: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3238: if (exists($$attachments{$id}{$numoldver})) {
3239: if (defined($currdelold)) {
3240: if (@{$currdelold} > 0) {
3241: unless (grep/^$id$/,@{$currdelold}) {
3242: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3243: }
1.113 raeburn 3244: } else {
3245: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3246: }
1.116 raeburn 3247: } else {
3248: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3249: }
3250: }
1.116 raeburn 3251: }
1.221 raeburn 3252: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3253: if (@attached == 1) {
3254: my $id = $attached[0];
3255: my $attachurl;
3256: if ($attachmenturls =~ m/^<attachment id="0">/) {
3257: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3258: } else {
3259: $attachurl = $$attachments{$id}{'filename'};
3260: }
3261: $attachurl=~m|/([^/]+)$|;
3262: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3263: $1.'</tt></a><br />';
3264: &Apache::lonnet::allowuploaded('/adm/feedback',
3265: $attachurl);
3266: } elsif (@attached > 1) {
3267: $$message.='<ol>';
1.221 raeburn 3268: foreach my $attach (@attached) {
3269: my $id = $attach;
1.113 raeburn 3270: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3271: my ($fname)
3272: =($attachurl=~m|/([^/]+)$|);
3273: $$message .= '<li><a href="'.$attachurl.
3274: '"><tt>'.
3275: $fname.'</tt></a></li>';
1.108 raeburn 3276: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3277: $attachurl);
1.108 raeburn 3278: }
1.116 raeburn 3279: $$message .= '</ol>';
1.108 raeburn 3280: }
3281: }
3282:
3283: sub construct_attachmenturl {
3284: my ($currnewattach,$keepold,$symb,$idx)=@_;
3285: my $oldattachmenturl;
3286: my $newattachmenturl;
1.113 raeburn 3287: my $startnum = 0;
1.108 raeburn 3288: my $currver = 0;
1.157 albertel 3289: if (($env{'form.editdisc'}) && ($idx)) {
3290: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3291: $env{'course.'.$env{'request.course.id'}.'.domain'},
3292: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3293: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3294: if ($contrib{$idx.':history'}) {
3295: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3296: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3297: $currver = 1 + scalar(@oldversions);
3298: } else {
3299: $currver = 2;
3300: }
3301: } else {
3302: $currver = 1;
3303: }
3304: if ($oldattachmenturl) {
1.113 raeburn 3305: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3306: my %attachments = ();
3307: my $prevver = $currver-1;
3308: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3309: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3310: $startnum += $numattach;
1.221 raeburn 3311: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3312: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3313: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3314: unless ($item eq 'filename') {
3315: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3316: }
1.113 raeburn 3317: }
3318: if (grep/^$num$/,@{$keepold}) {
3319: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3320: }
1.113 raeburn 3321: $newattachmenturl .= '</attachment>';
1.108 raeburn 3322: }
3323: } else {
1.116 raeburn 3324: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3325: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3326: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3327: }
1.113 raeburn 3328: $newattachmenturl .= '</attachment>';
1.108 raeburn 3329: $startnum ++;
3330: }
3331: }
3332: }
3333: for (my $i=0; $i<@{$currnewattach}; $i++) {
3334: my $attachnum = $startnum + $i;
1.113 raeburn 3335: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3336: }
3337: return $newattachmenturl;
3338: }
1.128 raeburn 3339:
1.224 raeburn 3340: sub add_blog_checkbox {
1.273.4.2 raeburn 3341: my ($crstype) = @_;
3342: my $checkstatus;
1.224 raeburn 3343: if ($env{'form.blog'}) {
3344: $checkstatus = 'checked="checked"';
3345: }
3346: my $output = '
3347: <script type="text/javascript">
3348: function setblogvalue() {
3349: if (document.mailform.blog.checked) {
3350: document.attachment.blog.value = 1;
3351: } else {
3352: document.attachment.blog.value = 0;
3353: }
3354: }
3355: </script><br />
1.273.4.2 raeburn 3356: <label><input type="checkbox" name="blog" '.$checkstatus.' /> ';
3357: if ($crstype eq 'Community') {
3358: $output .= &mt('Add to my public community blog');
3359: } else {
3360: $output .= &mt('Add to my public course blog');
3361: }
3362: $output .= '</label><br />'."\n";
1.224 raeburn 3363: return $output;
3364: }
3365:
1.128 raeburn 3366: sub has_discussion {
3367: my $resourcesref = shift;
3368: my $navmap = Apache::lonnavmaps::navmap->new();
1.260 raeburn 3369: if (defined($navmap)) {
3370: my @allres=$navmap->retrieveResources();
3371: foreach my $resource (@allres) {
3372: if ($resource->hasDiscussion()) {
3373: my $ressymb = $resource->wrap_symb();
3374: if (ref($resourcesref) eq 'ARRAY') {
3375: push(@{$resourcesref}, $ressymb);
3376: }
3377: }
1.128 raeburn 3378: }
1.260 raeburn 3379: } else {
3380: &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
1.128 raeburn 3381: }
3382: return;
1.143 raeburn 3383: }
3384:
3385: sub sort_filter_names {
1.273.4.2 raeburn 3386: my ($sort_types,$role_types,$status_types,$crstype) = @_;
3387: if (ref($sort_types) eq 'HASH') {
3388: %{$sort_types} = (
1.143 raeburn 3389: ascdate => 'Date order - oldest first',
3390: descdate => 'Date order - newest first',
3391: thread => 'Threaded',
3392: subject => 'By subject',
3393: username => 'By domain and username',
3394: lastfirst => 'By last name, first name'
3395: );
1.273.4.2 raeburn 3396: }
3397: my @courseroles = qw(st in ta ep ad);
3398: if ($crstype eq 'Community') {
3399: push(@courseroles,'co');
3400: } else {
3401: push(@courseroles,'cc');
3402: }
3403: if (ref($role_types) eq 'HASH') {
3404: foreach my $role (@courseroles) {
3405: $role_types->{$role} = &Apache::lonnet::plaintext($role,$crstype);
3406: }
3407: $role_types->{'all'} = 'All roles';
3408: $role_types->{'cr'} = 'Custom role';
3409: }
3410: if (ref($status_types) eq 'HASH') {
3411: %{$status_types} = (
3412: all => 'Roles of any status',
3413: Active => 'Only active roles',
3414: Expired => 'Only past roles',
3415: Future => 'Only future roles',
3416: );
3417: }
1.143 raeburn 3418: }
1.273.4.2 raeburn 3419:
1.6 albertel 3420: sub handler {
3421: my $r = shift;
1.8 www 3422: if ($r->header_only) {
1.71 www 3423: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3424: $r->send_http_header;
3425: return OK;
3426: }
1.15 www 3427:
3428: # --------------------------- Get query string for limited number of parameters
3429:
1.97 raeburn 3430: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.208 raeburn 3431: ['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']);
3432: my $group = $env{'form.group'};
1.255 raeburn 3433: my %attachmax = (
1.268 bisitz 3434: text => &mt('(128 KB max size)'),
1.255 raeburn 3435: num => 131072,
3436: );
1.180 raeburn 3437: if ($env{'form.editdisc'}) {
1.208 raeburn 3438: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3439: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3440: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3441: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3442: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3443: undef,undef,undef,$group);
1.180 raeburn 3444: return OK;
3445: }
3446: }
1.157 albertel 3447: if ($env{'form.discsymb'}) {
3448: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3449: my $readkey = $symb.'_read';
3450: my $chgcount = 0;
1.157 albertel 3451: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3452: foreach my $key (keys(%env)) {
1.111 raeburn 3453: if ($key =~ m/^form\.postunread_(\d+)/) {
3454: if ($readinghash{$readkey} =~ /\.$1\./) {
3455: $readinghash{$readkey} =~ s/\.$1\.//;
3456: $chgcount ++;
3457: }
3458: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3459: unless ($readinghash{$readkey} =~ /\.$1\./) {
3460: $readinghash{$readkey} .= '.'.$1.'.';
3461: $chgcount ++;
3462: }
3463: }
3464: }
3465: if ($chgcount > 0) {
1.157 albertel 3466: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3467: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3468: }
1.133 albertel 3469: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3470: '0','0','','',$env{'form.previous'},'','','',
3471: undef,undef,undef,$group);
1.111 raeburn 3472: return OK;
3473: }
1.157 albertel 3474: if ($env{'form.allversions'}) {
1.109 raeburn 3475: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3476: &Apache::loncommon::no_cache($r);
1.109 raeburn 3477: $r->send_http_header;
1.187 albertel 3478:
3479: $r->print(&Apache::loncommon::start_page('Discussion Post Versions'));
3480:
1.157 albertel 3481: my $crs='/'.$env{'request.course.id'};
3482: if ($env{'request.course.sec'}) {
3483: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3484: }
1.133 albertel 3485: $crs=~s|_|/|g;
1.208 raeburn 3486: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3487: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3488: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3489: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3490: my $ressymb = &wrap_symb($symb);
3491: my $group = $env{'form.group'};
3492: my $seeid;
3493: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3494: if (&check_group_priv($group,'dgp') eq 'ok') {
3495: $seeid = 1;
3496: }
3497: } else {
3498: $seeid = &Apache::lonnet::allowed('rin',$crs);
3499: }
1.109 raeburn 3500: if ($idx > 0) {
1.116 raeburn 3501: my %messages = ();
3502: my %subjects = ();
3503: my %attachmsgs = ();
3504: my %allattachments = ();
3505: my %imsfiles = ();
3506: my ($screenname,$plainname);
1.157 albertel 3507: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3508: $env{'course.'.$env{'request.course.id'}.'.domain'},
3509: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3510: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3511: }
1.187 albertel 3512: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3513: return OK;
3514: }
1.157 albertel 3515: if ($env{'form.posterlist'}) {
3516: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3517: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3518: $env{'form.sortposts'});
1.101 raeburn 3519: return OK;
3520: }
1.157 albertel 3521: if ($env{'form.userpick'}) {
1.133 albertel 3522: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3523: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3524: my $numpicks = @posters;
1.133 albertel 3525: my %discinfo;
3526: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3527: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3528: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3529: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3530: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3531: '',$numpicks,$group);
1.101 raeburn 3532: return OK;
3533: }
1.157 albertel 3534: if ($env{'form.applysort'}) {
3535: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3536: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3537: '',$env{'form.previous'},$env{'form.sortposts'},
3538: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3539: $env{'form.sectionpick'},$env{'form.grouppick'},
3540: undef,$group);
1.100 raeburn 3541: return OK;
1.157 albertel 3542: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3543: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3544: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3545: return OK;
1.157 albertel 3546: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3547: my %discinfo = ();
3548: my @resources = ();
1.157 albertel 3549: if (defined($env{'form.navmaps'})) {
3550: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3551: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3552: } else {
1.157 albertel 3553: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3554: }
1.99 raeburn 3555: } else {
1.128 raeburn 3556: &has_discussion(\@resources);
1.99 raeburn 3557: }
3558: my $numitems = @resources;
3559: my $feedurl = '/adm/navmaps';
1.157 albertel 3560: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3561: my %lt = &Apache::lonlocal::texthash(
3562: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3563: 'robb' => 'resources/bulletin boards.',
1.264 schafran 3564: 'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
1.99 raeburn 3565: );
1.221 raeburn 3566: foreach my $res (@resources) {
3567: my $ressymb=$res;
1.132 albertel 3568: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3569: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3570: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3571: }
1.128 raeburn 3572: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3573: if ($numitems > 0) {
1.157 albertel 3574: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3575: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3576: } else {
3577: $textline = "<b>$lt{'twnp'}</b>";
3578: }
1.99 raeburn 3579: &Apache::loncommon::content_type($r,'text/html');
3580: $r->send_http_header;
1.150 albertel 3581: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3582: my %onload;
3583: if ($env{'environment.remote'} ne 'off') {
3584: $onload{'onload'} =
3585: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
3586: }
3587:
1.186 albertel 3588: my $start_page=
3589: &Apache::loncommon::start_page('New posts marked as read',undef,
3590: {'redirect' => [2,$feedurl],
3591: 'only_body' => 1,
1.189 albertel 3592: 'add_entries' => \%onload});
1.186 albertel 3593: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3594: $r->print (<<ENDREDIR);
1.186 albertel 3595: $start_page
1.150 albertel 3596: <img align="right" src="$logo" />
1.128 raeburn 3597: $textline
1.99 raeburn 3598: <form name="reldt" action="$feedurl" target="loncapaclient">
3599: </form>
1.187 albertel 3600: <br />
1.186 albertel 3601: $end_page
1.99 raeburn 3602: ENDREDIR
3603: return OK;
1.157 albertel 3604: } elsif ($env{'form.modifydisp'}) {
3605: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3606: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3607: split(/_/,$env{'form.changes'});
3608: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3609: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3610: return OK;
1.157 albertel 3611: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3612: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3613: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3614: $env{'form.toggon'} || $env{'form.markread'}) {
3615: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3616: my %discinfo;
1.133 albertel 3617: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3618: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3619: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3620: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3621: if ($env{'form.markondisp'}) {
1.137 albertel 3622: $discinfo{$symb.'_lastread'} = time;
3623: $discinfo{$symb.'_markondisp'} = 1;
3624: }
1.157 albertel 3625: if ($env{'form.markonread'}) {
3626: if ( $env{'form.previous'} > 0 ) {
3627: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3628: }
3629: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3630: }
1.133 albertel 3631: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3632: if ($env{'form.allposts'}) {
1.137 albertel 3633: $discinfo{$symb.'_showonlyunread'} = 0;
3634: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3635: }
1.157 albertel 3636: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3637: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3638: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3639: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3640: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3641: \%discinfo,$env{'user.domain'},$env{'user.name'});
3642: my $previous=$env{'form.previous'};
3643: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3644: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3645: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3646: return OK;
1.157 albertel 3647: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3648: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3649: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3650: my ($symb,$idx)=split(/\:\:\:/,$entry);
3651: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3652:
1.180 raeburn 3653: my $crs='/'.$env{'request.course.id'};
3654: if ($env{'request.course.sec'}) {
3655: $crs.='_'.$env{'request.course.sec'};
3656: }
3657: $crs=~s/\_/\//g;
3658: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3659:
1.208 raeburn 3660: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3661: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3662: undef,undef,$group,);
1.180 raeburn 3663: return OK;
3664: }
3665:
1.157 albertel 3666: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3667: $env{'course.'.$env{'request.course.id'}.'.domain'},
3668: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3669:
1.133 albertel 3670: my $currenthidden=$contrib{'hidden'};
3671: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3672:
1.157 albertel 3673: if ($env{'form.hide'}) {
1.133 albertel 3674: $currenthidden.='.'.$idx.'.';
3675: unless ($seeid) {
3676: $currentstudenthidden.='.'.$idx.'.';
3677: }
3678: } else {
3679: $currenthidden=~s/\.$idx\.//g;
3680: }
3681: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3682: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3683: $newhash{'studenthidden'} = $currentstudenthidden;
3684: }
1.231 raeburn 3685: if ($env{'form.hide'}) {
3686: my $changelast = 0;
3687: my $newlast;
3688: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3689: if ($changelast) {
3690: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3691: $env{'course.'.$env{'request.course.id'}.'.domain'},
3692: $env{'course.'.$env{'request.course.id'}.'.num'});
3693: }
3694: }
1.157 albertel 3695: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3696: $env{'course.'.$env{'request.course.id'}.'.domain'},
3697: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3698:
1.133 albertel 3699: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3700: '0','0','','',$env{'form.previous'},undef,undef,undef,
3701: undef,undef,undef,$group);
1.135 albertel 3702: return OK;
1.157 albertel 3703: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3704: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3705: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 3706: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
1.253 raeburn 3707: &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
1.69 www 3708: } else {
3709: &Apache::lonnet::del('environment',['threadeddiscussion']);
1.265 raeburn 3710: &Apache::lonnet::delenv('environment.threadeddiscussion');
1.72 albertel 3711: }
1.133 albertel 3712: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
1.208 raeburn 3713: '0','0','','',$env{'form.previous'},undef,undef,undef,
3714: undef,undef,undef,$group);
1.135 albertel 3715: return OK;
1.157 albertel 3716: } elsif ($env{'form.deldisc'}) {
1.38 www 3717: # --------------------------------------------------------------- Hide for good
1.157 albertel 3718: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 3719: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 3720: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3721: $env{'course.'.$env{'request.course.id'}.'.domain'},
3722: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 3723: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3724: if ($changelast) {
3725: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3726: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
3727: }
1.135 albertel 3728: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 3729: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3730: $env{'course.'.$env{'request.course.id'}.'.domain'},
3731: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 3732: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3733: '0','0','','',$env{'form.previous'},undef,undef,undef,
3734: undef,undef,undef,$group);
1.135 albertel 3735: return OK;
1.157 albertel 3736: } elsif ($env{'form.preview'}) {
1.33 www 3737: # -------------------------------------------------------- User wants a preview
3738: &show_preview($r);
1.135 albertel 3739: return OK;
1.157 albertel 3740: } elsif ($env{'form.attach'}) {
1.108 raeburn 3741: # -------------------------------------------------------- Work on attachments
3742: &Apache::loncommon::content_type($r,'text/html');
3743: $r->send_http_header;
1.198 albertel 3744: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.255 raeburn 3745: my (@currnewattach,@currdelold,@keepold,$toolarge);
1.108 raeburn 3746: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 3747: if (exists($env{'form.addnewattach.filename'})) {
1.255 raeburn 3748: if (length($env{'form.addnewattach'})<=$attachmax{'num'}) {
1.157 albertel 3749: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 3750: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 3751: push(@currnewattach, $newattachment);
1.255 raeburn 3752: } else {
3753: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
1.108 raeburn 3754: }
3755: }
1.133 albertel 3756: my $attachmenturls;
1.157 albertel 3757: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
3758: my $idx = $env{'form.idx'};
1.108 raeburn 3759: if ($idx) {
1.157 albertel 3760: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3761: $env{'course.'.$env{'request.course.id'}.'.domain'},
3762: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3763: $attachmenturls = $contrib{$idx.':attachmenturl'};
3764: }
1.133 albertel 3765: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
1.255 raeburn 3766: $attachmenturls,$attachmax{'text'},$toolarge);
1.135 albertel 3767: return OK;
1.157 albertel 3768: } elsif ($env{'form.export'}) {
1.116 raeburn 3769: &Apache::loncommon::content_type($r,'text/html');
3770: $r->send_http_header;
1.157 albertel 3771: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 3772: my $mode='board';
1.116 raeburn 3773: my $status='OPEN';
1.157 albertel 3774: my $previous=$env{'form.previous'};
1.168 albertel 3775: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library|task)$/) {
1.116 raeburn 3776: $mode='problem';
3777: $status=$Apache::inputtags::status[-1];
3778: }
3779: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 3780: my $start_page =
3781: &Apache::loncommon::start_page('Resource Feedback and Discussion');
3782: my $end_page =
3783: &Apache::loncommon::end_page();
3784: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 3785: return OK;
1.15 www 3786: } else {
3787: # ------------------------------------------------------------- Normal feedback
1.157 albertel 3788: my $feedurl=$env{'form.postdata'};
1.260 raeburn 3789: $feedurl=~s/^https?\:\/\///;
1.133 albertel 3790: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3791: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3792: $feedurl=~s/\?.+$//;
1.8 www 3793:
1.133 albertel 3794: my $symb;
1.157 albertel 3795: if ($env{'form.replydisc'}) {
3796: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
3797: } elsif ($env{'form.editdisc'}) {
3798: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3799: } elsif ($env{'form.origpage'}) {
1.133 albertel 3800: $symb="";
3801: } else {
3802: $symb=&Apache::lonnet::symbread($feedurl);
3803: }
3804: unless ($symb) {
1.157 albertel 3805: $symb=$env{'form.symb'};
1.133 albertel 3806: }
1.237 raeburn 3807: if (defined($symb)) {
3808: ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb);
3809: } else {
3810: # backward compatibility (bulletin boards used to be 'wrapped')
3811: &Apache::lonenc::check_decrypt(\$feedurl);
3812: &dewrapper(\$feedurl);
3813: }
1.133 albertel 3814: my $goahead=1;
1.168 albertel 3815: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
1.133 albertel 3816: unless ($symb) { $goahead=0; }
3817: }
3818: if (!$goahead) {
3819: # Ambiguous Problem Resource
3820: $r->internal_redirect('/adm/ambiguous');
3821: return OK;
1.31 www 3822: }
1.8 www 3823: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3824: unless (
3825: (
3826: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3827: )
3828: ||
1.157 albertel 3829: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 3830: ||
1.157 albertel 3831: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 3832: ) {
1.135 albertel 3833: &Apache::loncommon::content_type($r,'text/html');
3834: $r->send_http_header;
1.133 albertel 3835: # Unable to give feedback
1.233 raeburn 3836: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 3837: &no_redirect_back($r,$feedurl);
1.178 albertel 3838: return OK;
1.133 albertel 3839: }
1.6 albertel 3840: # --------------------------------------------------- Print login screen header
1.157 albertel 3841: unless ($env{'form.sendit'}) {
1.233 raeburn 3842: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 3843: &Apache::loncommon::content_type($r,'text/html');
3844: $r->send_http_header;
1.234 raeburn 3845: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.235 raeburn 3846: my ($blocked,$blocktext) =
3847: &Apache::loncommon::blocking_status('boards');
1.234 raeburn 3848: if ($blocked) {
3849: $r->print(&blocked_reply_or_edit($blocktext));
3850: return OK;
3851: }
3852: }
1.273.4.12! raeburn 3853: my $options=&screen_header($feedurl,$symb,$group);
1.133 albertel 3854: if ($options) {
1.255 raeburn 3855: &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'});
1.133 albertel 3856: } else {
3857: &fail_redirect($r,$feedurl);
3858: }
3859: return OK;
1.6 albertel 3860: }
3861:
3862: # Get previous user input
1.9 albertel 3863: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 3864: $symb,$env{'user.name'},$env{'user.domain'},
3865: $env{'request.course.id'});
1.6 albertel 3866:
3867: # Get output from resource
1.237 raeburn 3868: &Apache::lonenc::check_encrypt(\$feedurl);
1.6 albertel 3869: my $usersaw=&resource_output($feedurl);
3870:
1.50 albertel 3871: # Get resource answer (need to allow student to view grades for this to work)
1.253 raeburn 3872: &Apache::lonnet::appenv({'allowed.vgr'=>'F'});
1.238 raeburn 3873: my $usersymb = &Apache::lonenc::check_encrypt($symb);
1.237 raeburn 3874: my $useranswer=
3875: &Apache::loncommon::get_student_answers(
1.238 raeburn 3876: $usersymb,$env{'user.name'},$env{'user.domain'},
1.237 raeburn 3877: $env{'request.course.id'});
1.50 albertel 3878: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3879: # Get attachments, if any, and not too large
3880: my $attachmenturl='';
1.255 raeburn 3881: my $toolarge='';
1.157 albertel 3882: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
3883: ($env{'form.replydisc'})) {
1.133 albertel 3884: my ($symb,$idx);
1.157 albertel 3885: if ($env{'form.replydisc'}) {
3886: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
3887: } elsif ($env{'form.editdisc'}) {
3888: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
3889: } elsif ($env{'form.origpage'}) {
3890: $symb = $env{'form.symb'};
1.133 albertel 3891: }
1.132 albertel 3892: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3893: my @currnewattach = ();
3894: my @deloldattach = ();
3895: my @keepold = ();
3896: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3897: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3898: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 3899: } elsif ($env{'form.attachment.filename'}) {
1.255 raeburn 3900: if (length($env{'form.attachment'})<=$attachmax{'num'}) {
3901: my $now = time;
3902: my $subdir = 'feedback/'.$now;
3903: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir);
3904: } else {
3905: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
3906: }
1.42 www 3907: }
1.6 albertel 3908: # Filter HTML out of message (could be nasty)
1.157 albertel 3909: my $message=&clear_out_html($env{'form.comment'});
1.6 albertel 3910:
3911: # Assemble email
1.237 raeburn 3912: my ($email,$citations)=&assemble_email($message,$prevattempts,
1.133 albertel 3913: $usersaw,$useranswer);
1.40 albertel 3914:
1.6 albertel 3915: # Who gets this?
1.242 albertel 3916: my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl);
1.6 albertel 3917:
3918: # Actually send mail
1.194 albertel 3919: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'},
3920: undef,1),
3921: $feedurl,$email,$citations,
1.240 raeburn 3922: $attachmenturl,$usersymb,%to);
1.13 www 3923:
3924: # Discussion? Store that.
1.32 albertel 3925: my $numpost=0;
1.207 albertel 3926: if ( ($env{'form.discuss'} ne ''
3927: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
3928: || $env{'form.anondiscuss'} ne '') {
1.194 albertel 3929: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.201 albertel 3930: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 3931: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
1.273.4.12! raeburn 3932: $subject,$group);
1.32 albertel 3933: $numpost++;
1.14 www 3934: }
1.175 www 3935:
3936: # Add to blog?
3937:
3938: my $blog='';
3939: if ($env{'form.blog'}) {
1.194 albertel 3940: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.175 www 3941: $status.=&Apache::lonrss::addentry($env{'user.name'},
3942: $env{'user.domain'},
3943: 'CourseBlog_'.$env{'request.course.id'},
3944: $subject,$message,$feedurl,'public');
1.273.4.2 raeburn 3945: if (&Apache::loncommon::course_type() eq 'Community') {
3946: $blog='<br />'.&mt('Added to my community blog').'<br />';
3947: } else {
3948: $blog='<br />'.&mt('Added to my course blog').'<br />';
3949: }
1.175 www 3950: }
1.133 albertel 3951:
1.6 albertel 3952: # Receipt screen and redirect back to where came from
1.255 raeburn 3953: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge);
1.133 albertel 3954: }
3955: return OK;
1.234 raeburn 3956: }
3957:
3958: sub blocked_reply_or_edit {
3959: my ($blocktext) = @_;
3960: return
3961: &Apache::loncommon::start_page('Resource Feedback and Discussion').
3962: $blocktext.'<br /><br /><a href="javascript:history.go(-1)">'.
3963: &mt('Back to previous page').
3964: &Apache::loncommon::end_page();
1.133 albertel 3965: }
1.6 albertel 3966:
1.133 albertel 3967: sub wrap_symb {
3968: my ($ressymb)=@_;
3969: if ($ressymb =~ /bulletin___\d+___/) {
3970: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3971: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3972: }
1.6 albertel 3973: }
1.133 albertel 3974: return $ressymb;
3975: }
3976: sub dewrapper {
3977: my ($feedurl)=@_;
3978: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3979: $$feedurl=~s|^/adm/wrapper||;
3980: }
3981: }
3982:
3983: sub get_feedurl {
3984: my ($symb)=@_;
3985: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3986: my $feedurl = &Apache::lonnet::clutter($url);
3987: &dewrapper(\$feedurl);
3988: return $feedurl;
1.15 www 3989: }
1.1 www 3990:
1.133 albertel 3991: sub get_feedurl_and_clean_symb {
3992: my ($symb)=@_;
3993: &Apache::lonenc::check_decrypt(\$symb);
3994: # backward compatibility (bulletin boards used to be 'wrapped')
3995: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3996: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3997: }
3998: my $feedurl = &get_feedurl($symb);
3999: return ($symb,$feedurl);
4000: }
1.180 raeburn 4001:
4002: sub editing_allowed {
1.208 raeburn 4003: my ($postid,$group) = @_;
4004: $postid = &unescape($postid);
1.180 raeburn 4005: my $can_edit = 0;
1.208 raeburn 4006: if ($group ne '') {
4007: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
4008: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
4009: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
4010: if (&check_group_priv($group,'egp') eq 'ok') {
4011: $can_edit = 1;
4012: }
4013: return $can_edit;
4014: }
4015: }
1.180 raeburn 4016: my $cid = $env{'request.course.id'};
4017: my $role = (split(/\./,$env{'request.role'}))[0];
4018: my $section = $env{'request.course.sec'};
1.184 albertel 4019: my $allow_editing_config =
4020: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 4021: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
4022: $can_edit = 1;
4023: } else {
1.184 albertel 4024: foreach my $editor (split(/,/,$allow_editing_config)) {
4025: my ($editor_role,$editor_sec) = split(/:/,$editor);
4026: if ($editor_role eq $role
4027: && defined($editor_sec)
4028: && defined($section)
4029: && $editor_sec eq $section) {
4030: $can_edit = 1;
4031: last;
4032: }
4033: if ($editor_role eq $role
4034: && !defined($editor_sec)) {
4035: $can_edit = 1;
4036: }
4037: }
1.180 raeburn 4038: }
4039: return $can_edit;
4040: }
4041:
1.208 raeburn 4042: sub check_group_priv {
4043: my ($group,$grp_priv) = @_;
4044: foreach my $priv ('mdg','vcg') {
4045: my $checkcourse = $env{'request.course.id'}.
4046: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
4047: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
4048: return 'ok';
4049: }
4050: }
4051: if ($grp_priv && $group ne '') {
4052: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
4053: return 'ok';
4054: }
4055: }
4056: return '';
4057: }
4058:
1.211 albertel 4059: sub group_args {
1.208 raeburn 4060: my ($group) = @_;
1.211 albertel 4061: if ($group eq '') { return ''; }
4062: my $extra_args = '&group='.$group;
1.208 raeburn 4063: if (exists($env{'form.ref'})) {
1.211 albertel 4064: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 4065: }
4066: return $extra_args;
4067: }
4068:
1.237 raeburn 4069: sub get_resource_title {
4070: my ($symb,$feedurl) = @_;
4071: my ($restitle,$plainurl);
4072: if (defined($symb)) {
4073: my $plain_symb = &Apache::lonenc::check_decrypt($symb);
4074: $restitle = &Apache::lonnet::gettitle($plain_symb);
4075: }
4076: if (defined($feedurl)) {
4077: $plainurl = &Apache::lonenc::check_decrypt($feedurl);
4078: }
4079: if (!defined($restitle)) {
4080: if (defined($feedurl)) {
4081: $restitle = &Apache::lonnet::gettitle($plainurl);
4082: }
4083: }
4084: if ($plainurl ne $feedurl) {
4085: my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-);
4086: if ($plain_filename eq $restitle) {
4087: $restitle = &mt('Untitled resource');
4088: }
4089: }
4090: if ($restitle eq '') {
4091: $restitle = &mt('Untitled resource');
4092: }
4093: return $restitle;
4094: }
4095:
1.1 www 4096: 1;
4097: __END__
1.257 jms 4098:
4099:
4100: =pod
4101:
4102: =head1 NAME
4103:
4104: Apache::lonfeedback.pm
4105:
4106: =head1 SYNOPSIS
4107:
4108: Handles feedback from students to instructors and system administrators.
4109:
4110: Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
4111:
4112: Used by lonmsg.pm.
4113:
4114: This is part of the LearningOnline Network with CAPA project
4115: described at http://www.lon-capa.org.
4116:
4117: =head1 OVERVIEW
4118:
4119: None
4120:
4121: =head1 SUBROUTINES
4122:
4123: =over
4124:
4125: =item discussion_open()
4126:
4127: =item discussion_visible()
4128:
4129: =item list_discussion()
4130:
4131: =item send_feedback_link()
4132:
4133: =item send_message_link()
4134:
4135: =item action_links_bar()
4136:
4137: =item postingform_display()
4138:
4139: =item build_posting_display
4140:
4141: =item filter_regexp()
4142:
4143: =item get_post_contents()
4144:
4145: =item replicate_attachments()
4146:
4147: =item mail_screen()
4148:
4149: =item print_display_options()
4150:
4151: =item print_sortfilter_options()
4152:
4153: =item print_showposters()
4154:
4155: =item get_post_versions()
4156:
4157: =item get_post_attachments()
4158:
4159: =item fail_redirect()
4160:
4161: =item redirect_back()
4162:
4163: =item no_redirect_back()
4164:
4165: =item screen_header()
4166:
4167: =item resource_output()
4168:
4169: =item clear_out_html()
4170:
4171: =item assemble_email()
4172:
4173: =item feedback_available()
4174:
4175: =item send_msg()
4176:
4177: =item adddiscuss()
4178:
4179: =item get_discussion_info()
4180:
4181: =item show_preview()
4182:
4183: =item newline_to_br()
4184:
4185: =item generate_preview_button()
4186:
4187: =item modify_attachments()
4188:
4189: =item process_attachments()
4190:
4191: =item generate_attachments_button()
4192:
4193: =item extract_attachments()
4194:
4195: =item construct_attachmenturl()
4196:
4197: =item add_blog_checkbox()
4198:
4199: =item has_discussion()
4200:
4201: =item sort_filter_names()
4202:
4203: =item handler()
4204:
4205: =item blocked_reply_or_edit()
4206:
4207: =item wrap_symb()
4208:
4209: =item dewrapper()
4210:
4211: =item get_feedurl()
4212:
4213: =item get_feedurl_and_clean_symb()
4214:
4215: =item editing_allowed()
4216:
4217: =item check_group_priv()
4218:
4219: =item group_args()
4220:
4221: =item get_resource_title()
4222:
4223: =back
4224:
1.258 bisitz 4225: =cut
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