Annotation of loncom/interface/lonfeedback.pm, revision 1.325
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.325 ! www 4: # $Id: lonfeedback.pm,v 1.324 2012/01/06 18:17:44 www 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();
1.283 faziophi 44: #use HTML::Tidy::libXML;
1.106 www 45: use Apache::lonspeller();
1.208 raeburn 46: use Apache::longroup;
1.116 raeburn 47: use Cwd;
1.204 www 48: use LONCAPA;
1.54 www 49:
1.92 albertel 50: sub discussion_open {
1.122 raeburn 51: my ($status,$symb)=@_;
1.294 www 52: # Advanced roles can always discuss
1.249 albertel 53: if ($env{'request.role.adv'}) { return 1; }
1.294 www 54: # Get discussion closing date
55: my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
56: # If it is defined and in the future, the instructor wants this discussion to be open
57: if (defined($close) && $close ne '' && $close > time) {
58: return 1;
59: }
60: # It was not explicitly open, check if the problem is available.
61: # If the problem is not available, close the discussion
1.92 albertel 62: if (defined($status) &&
63: !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
1.77 www 64: || $status eq 'OPEN')) {
1.92 albertel 65: return 0;
1.75 albertel 66: }
1.294 www 67: # The problem is available, but check if the instructor explictly closed discussion
1.89 albertel 68: if (defined($close) && $close ne '' && $close < time) {
1.92 albertel 69: return 0;
1.89 albertel 70: }
1.92 albertel 71: return 1;
72: }
73:
74: sub discussion_visible {
75: my ($status)=@_;
76: if (not &discussion_open($status)) {
77: my $hidden=&Apache::lonnet::EXT('resource.0.discusshide');
78: if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) {
1.157 albertel 79: if (!$env{'request.role.adv'}) { return 0; }
1.92 albertel 80: }
81: }
82: return 1;
1.90 albertel 83: }
1.84 raeburn 84:
1.90 albertel 85: sub list_discussion {
1.208 raeburn 86: my ($mode,$status,$ressymb,$imsextras,$group)=@_;
1.232 raeburn 87: unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); }
88: unless ($ressymb) { return ''; }
89: $ressymb=&wrap_symb($ressymb);
1.157 albertel 90: my $outputtarget=$env{'form.grade_target'};
91: if (defined($env{'form.export'})) {
92: if($env{'form.export'}) {
1.116 raeburn 93: $outputtarget = 'export';
94: }
1.140 raeburn 95: }
1.147 raeburn 96: if (defined($imsextras)) {
97: if ($$imsextras{'caller'} eq 'imsexport') {
98: $outputtarget = 'export';
99: }
100: }
1.232 raeburn 101: if (not &discussion_visible($status)) {
102: if ($mode ne 'board') {
1.233 raeburn 103: &Apache::lonenc::check_encrypt(\$ressymb);
1.274 kalberla 104: return '<br /><div class="LC_feedback_link">'.&send_message_link($ressymb)."</div>";
1.232 raeburn 105: }
106: }
1.208 raeburn 107: if ($group ne '' && $mode eq 'board') {
108: if (&check_group_priv($group,'vgb') ne 'ok') {
109: return '';
110: }
111: }
1.219 raeburn 112:
1.235 raeburn 113: my ($blocked,$blocktext) =
114: &Apache::loncommon::blocking_status('boards');
1.223 raeburn 115: if ($blocked) {
1.275 kalberla 116: $blocktext = '<br /><div class="LC_feedback_link"><span class="LC_feedback_link">'.$blocktext."</span>";
1.234 raeburn 117: &Apache::lonenc::check_encrypt(\$ressymb);
1.232 raeburn 118: if ($mode ne 'board') {
1.275 kalberla 119: $blocktext.=&send_message_link($ressymb).'</div>';
120: }else{
121: $blocktext.="</div>";
1.232 raeburn 122: }
1.234 raeburn 123: return $blocktext;
1.223 raeburn 124: }
125:
1.270 www 126: my @bgcols = ("LC_disc_old_item","LC_disc_new_item");
1.57 www 127: my $discussiononly=0;
128: if ($mode eq 'board') { $discussiononly=1; }
1.157 albertel 129: unless ($env{'request.course.id'}) { return ''; }
130: my $crs='/'.$env{'request.course.id'};
131: my $cid=$env{'request.course.id'};
132: if ($env{'request.course.sec'}) {
133: $crs.='_'.$env{'request.course.sec'};
1.143 raeburn 134: }
1.55 www 135: $crs=~s/\_/\//g;
1.133 albertel 136: my $encsymb=&Apache::lonenc::check_encrypt($ressymb);
137: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
1.305 www 138: && ($ressymb=~/$LONCAPA::assess_re/));
1.133 albertel 139:
1.100 raeburn 140: my %usernamesort = ();
141: my %namesort =();
142: my %subjectsort = ();
1.133 albertel 143:
1.80 raeburn 144: # Get discussion display settings for this discussion
145: my $lastkey = $ressymb.'_lastread';
146: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 147: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 148: my $visitkey = $ressymb.'_visit';
1.84 raeburn 149: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 150: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 151: my $toggkey = $ressymb.'_readtoggle';
152: my $readkey = $ressymb.'_read';
1.139 albertel 153: $ressymb=$encsymb;
1.169 albertel 154: 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 155: my %discinfo = ();
1.80 raeburn 156: my $showonlyunread = 0;
1.111 raeburn 157: my $showunmark = 0;
1.84 raeburn 158: my $markondisp = 0;
1.79 raeburn 159: my $prevread = 0;
1.81 raeburn 160: my $previous = 0;
1.80 raeburn 161: my $visit = 0;
162: my $newpostsflag = 0;
1.221 raeburn 163: my @posters = split(/\&/,$dischash{$userpickkey});
1.80 raeburn 164:
1.81 raeburn 165: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.208 raeburn 166: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']);
1.157 albertel 167: my $sortposts = $env{'form.sortposts'};
168: my $statusfilter = $env{'form.statusfilter'};
1.209 albertel 169: my @sectionpick = split(/,/,$env{'form.sectionpick'});
170: my @grouppick = split(/,/,$env{'form.grouppick'});
171: my @rolefilter = split(/,/,$env{'form.rolefilter'});
1.208 raeburn 172:
1.157 albertel 173: my $totposters = $env{'form.totposters'};
174: $previous = $env{'form.previous'};
1.80 raeburn 175: if ($previous > 0) {
176: $prevread = $previous;
177: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 178: unless ($dischash{$lastkey} eq '') {
179: $prevread = $dischash{$lastkey};
180: }
1.80 raeburn 181: }
1.79 raeburn 182:
1.208 raeburn 183: my $cdom = $env{'course.'.$cid.'.domain'};
184: my $cnum = $env{'course.'.$cid.'.num'};
1.278 raeburn 185: my $crstype = &Apache::loncommon::course_type();
1.208 raeburn 186:
1.108 raeburn 187: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 188: my %roleshash = ();
189: my %roleinfo = ();
1.208 raeburn 190: my ($classgroups,$studentgroups);
1.157 albertel 191: if ($env{'form.rolefilter'}) {
1.208 raeburn 192: %roleshash = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
1.221 raeburn 193: foreach my $rolekey (keys(%roleshash)) {
194: my ($role,$uname,$udom,$sec) = split(/:/,$rolekey);
1.144 raeburn 195: if ($role =~ /^cr/) {
196: $role = 'cr';
197: }
1.221 raeburn 198: my ($end,$start) = split(/:/,$roleshash{$rolekey});
1.101 raeburn 199: my $now = time;
200: my $status = 'Active';
201: if (($now < $start) || ($end > 0 && $now > $end)) {
202: $status = 'Expired';
203: }
1.144 raeburn 204: if ($uname && $udom) {
1.221 raeburn 205: push(@{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status);
1.144 raeburn 206: }
1.101 raeburn 207: }
1.208 raeburn 208: my ($classlist,$keylist) =
209: &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.101 raeburn 210: my $sec_index = &Apache::loncoursedata::CL_SECTION();
211: my $status_index = &Apache::loncoursedata::CL_STATUS();
212: while (my ($student,$data) = each %$classlist) {
213: my ($section,$status) = ($data->[$sec_index],
214: $data->[$status_index]);
1.221 raeburn 215: push(@{$roleinfo{$student}}, 'st:'.$section.':'.$status);
1.101 raeburn 216: }
1.208 raeburn 217: ($classgroups,$studentgroups) =
1.214 albertel 218: &Apache::loncoursedata::get_group_memberships($classlist,$keylist,
219: $cdom,$cnum);
1.101 raeburn 220: }
221:
1.84 raeburn 222: # Get discussion display default settings for user
1.157 albertel 223: if ($env{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 224: $showonlyunread = 1;
225: }
1.157 albertel 226: if ($env{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 227: $markondisp = 1;
228: }
229:
230: # Override user's default if user specified display setting for this discussion
231: if (defined($dischash{$ondispkey})) {
1.123 raeburn 232: unless ($dischash{$ondispkey} eq '') {
233: $markondisp = $dischash{$ondispkey};
234: }
1.84 raeburn 235: }
236: if ($markondisp) {
237: $discinfo{$lastkey} = time;
238: }
1.83 raeburn 239:
1.80 raeburn 240: if (defined($dischash{$showkey})) {
1.123 raeburn 241: unless ($dischash{$showkey} eq '') {
242: $showonlyunread = $dischash{$showkey};
243: }
1.80 raeburn 244: }
245:
1.111 raeburn 246: if (defined($dischash{$markkey})) {
1.123 raeburn 247: unless ($dischash{$markkey} eq '') {
248: $showunmark = $dischash{$markkey};
249: }
1.111 raeburn 250: }
251:
1.80 raeburn 252: if (defined($dischash{$visitkey})) {
1.123 raeburn 253: unless ($dischash{$visitkey} eq '') {
254: $visit = $dischash{$visitkey};
255: }
1.78 raeburn 256: }
1.80 raeburn 257: $visit ++;
1.78 raeburn 258:
1.208 raeburn 259: my $seeid;
260: if (($group ne '') && ($mode eq 'board') &&
261: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
262: if (&check_group_priv($group,'dgp') eq 'ok') {
263: $seeid = 1;
264: }
265: } else {
266: $seeid=&Apache::lonnet::allowed('rin',$crs);
267: }
1.68 www 268: my @discussionitems=();
1.101 raeburn 269: my %shown = ();
270: my @posteridentity=();
1.116 raeburn 271:
272: my $current=0;
1.67 www 273: my $visible=0;
1.68 www 274: my @depth=();
1.116 raeburn 275: my @replies = ();
1.68 www 276: my %alldiscussion=();
1.116 raeburn 277: my %imsitems=();
278: my %imsfiles=();
1.80 raeburn 279: my %notshown = ();
1.84 raeburn 280: my %newitem = ();
1.68 www 281: my $maxdepth=0;
1.173 www 282: my %anonhash=();
283: my $anoncnt=0;
1.111 raeburn 284:
1.79 raeburn 285: my $now = time;
1.80 raeburn 286: $discinfo{$visitkey} = $visit;
287:
1.169 albertel 288: &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});
1.306 www 289: &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,$readkey,$showunmark,$showonlyunread,$totposters,\@rolefilter,\@sectionpick,\@grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,\%anonhash,$anoncnt,$group);
1.80 raeburn 290:
1.67 www 291: my $discussion='';
1.116 raeburn 292: my $manifestfile;
293: my $manifestok=0;
294: my $tempexport;
295: my $imsresources;
296: my $copyresult;
1.84 raeburn 297:
298: my $function = &Apache::loncommon::get_users_function();
299: my %lt = &Apache::lonlocal::texthash(
1.314 www 300: 'cuse' => 'My settings for this discussion',
1.84 raeburn 301: 'allposts' => 'All posts',
302: 'unread' => 'New posts only',
1.111 raeburn 303: 'unmark' => 'Unread only',
1.84 raeburn 304: 'ondisp' => 'Once displayed',
1.111 raeburn 305: 'onmark' => 'Once marked not NEW',
306: 'toggoff' => 'Off',
307: 'toggon' => 'On',
1.84 raeburn 308: 'disa' => 'Posts to be displayed',
309: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 310: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 311: 'chgt' => 'Change',
312: 'disp' => 'Display',
313: 'nolo' => 'Not new',
1.111 raeburn 314: 'togg' => 'Toggle read/unread',
1.220 raeburn 315: 'aner' => 'An error occurred opening the manifest file.',
316: 'difo' => 'Discussion for',
317: 'aerr' => 'An error occurred opening the export file for posting',
318: 'aysu' => 'Are you sure you want to delete this post?',
319: 'dpwn' => 'Deleted posts will no longer be visible to you and other students',
320: 'bwco' => 'but will continue to be visible to your instructor',
321: 'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
1.295 www 322: 'discussions' => 'DISCUSSIONS'
1.84 raeburn 323: );
324:
325: my $currdisp = $lt{'allposts'};
326: my $currmark = $lt{'onmark'};
1.111 raeburn 327: my $currtogg = $lt{'toggoff'};
1.84 raeburn 328: my $dispchange = $lt{'unread'};
329: my $markchange = $lt{'ondisp'};
1.111 raeburn 330: my $toggchange = $lt{'toggon'};
1.97 raeburn 331: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 332: my $displinkA = 'onlyunread';
333: my $displinkB = 'onlyunmark';
1.97 raeburn 334: my $marklink = 'markondisp';
1.111 raeburn 335: my $togglink = 'toggon';
1.84 raeburn 336:
337: if ($markondisp) {
338: $currmark = $lt{'ondisp'};
339: $markchange = $lt{'onmark'};
1.97 raeburn 340: $marklink = 'markonread';
1.84 raeburn 341: }
342:
343: if ($showonlyunread) {
344: $currdisp = $lt{'unread'};
345: $dispchange = $lt{'allposts'};
1.111 raeburn 346: $displinkA = 'allposts';
1.84 raeburn 347: }
1.111 raeburn 348:
349: if ($showunmark) {
350: $currdisp = $lt{'unmark'};
351: $dispchange = $lt{'unmark'};
352: $displinkA='allposts';
353: $displinkB='onlyunread';
354: $showonlyunread = 0;
355: }
356:
357: if ($dischash{$toggkey}) {
358: $currtogg = $lt{'toggon'};
359: $toggchange = $lt{'toggoff'};
360: $togglink = 'toggoff';
361: }
1.97 raeburn 362:
1.282 wenzelju 363: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 364:
365: if ($newpostsflag) {
1.282 wenzelju 366: $chglink .= '&previous='.$prevread;
1.84 raeburn 367: }
1.211 albertel 368: $chglink.=&group_args($group);
1.84 raeburn 369:
1.67 www 370: if ($visible) {
1.80 raeburn 371: # Print the discusssion
1.116 raeburn 372: if ($outputtarget eq 'tex') {
1.156 albertel 373: $discussion.='<tex>{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
1.295 www 374: '\textbf{'.$lt{'discussions'}.'}\makebox[2 cm][b]{\hrulefill}\vskip 0 mm'.
1.116 raeburn 375: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
1.156 albertel 376: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}</tex>';
1.116 raeburn 377: } elsif ($outputtarget eq 'export') {
378: # Create temporary directory if this is an export
379: my $now = time;
1.147 raeburn 380: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
381: $tempexport = $$imsextras{'tempexport'};
382: if (!-e $tempexport) {
383: mkdir($tempexport,0700);
384: }
385: $tempexport .= '/'.$$imsextras{'count'};
386: if (!-e $tempexport) {
387: mkdir($tempexport,0700);
388: }
389: } else {
390: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
391: if (!-e $tempexport) {
392: mkdir($tempexport,0700);
393: }
394: $tempexport .= '/'.$now;
395: if (!-e $tempexport) {
396: mkdir($tempexport,0700);
397: }
1.157 albertel 398: $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
1.116 raeburn 399: }
400: if (!-e $tempexport) {
401: mkdir($tempexport,0700);
402: }
403: # open manifest file
404: my $manifest = '/imsmanifest.xml';
405: my $manifestfilename = $tempexport.$manifest;
406: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
407: $manifestok=1;
1.284 raeburn 408: print $manifestfile qq|<?xml version="1.0" encoding="UTF-8"?>
1.116 raeburn 409: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
410: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
411: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
412: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
413: <organizations default="$ressymb">
414: <organization identifier="$ressymb">
1.220 raeburn 415: <title>$lt{'difo'} $ressymb</title>\n|;
1.116 raeburn 416: } else {
1.220 raeburn 417: $discussion .= $lt{'aner'}.'<br />';
1.116 raeburn 418: }
419: } else {
1.97 raeburn 420: my $colspan=$maxdepth+1;
1.282 wenzelju 421: $discussion.= &Apache::lonhtmlcommon::scripttag(qq|
1.219 raeburn 422: function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
1.102 raeburn 423: var symbparm = symb+':::'+idx
424: var prevparm = ""
425: if (newflag == 1) {
1.282 wenzelju 426: prevparm = "&previous="+previous
1.102 raeburn 427: }
1.219 raeburn 428: if (caller == 'studentdelete') {
1.220 raeburn 429: if (confirm("$lt{'aysu'}\\n$lt{'dpwn'},\\n$lt{'bwco'}")) {
1.219 raeburn 430: document.location.href = "/adm/feedback?hide="+symbparm+prevparm+groupparm
431: }
432: } else {
433: if (caller == 'seeiddelete') {
1.220 raeburn 434: if (confirm("$lt{'aysu'}\\n$lt{'depo'}")) {
1.219 raeburn 435: document.location.href = "/adm/feedback?deldisc="+symbparm+prevparm+groupparm
436: }
437: }
438: }
1.102 raeburn 439: }
1.282 wenzelju 440: |);
1.270 www 441: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" >'.
1.316 www 442: "\n".'<table width="100%" class="LC_discussion">';
1.222 raeburn 443: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
444: $newpostsflag,$group,
445: $prevread,$markondisp);
446: my $escsymb=&escape($ressymb);
1.220 raeburn 447: my $numhidden = keys(%notshown);
1.116 raeburn 448: if ($numhidden > 0) {
449: my $colspan = $maxdepth+1;
450: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.173 www 451: '<a href="/adm/feedback?allposts=1&symb='.$escsymb;
1.116 raeburn 452: if ($newpostsflag) {
1.282 wenzelju 453: $discussion .= '&previous='.$prevread;
1.116 raeburn 454: }
1.211 albertel 455: $discussion .= &group_args($group);
1.116 raeburn 456: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 457: $numhidden.' ';
1.116 raeburn 458: if ($showunmark) {
459: $discussion .= &mt('posts previously marked read');
460: } else {
461: $discussion .= &mt('previously viewed posts');
462: }
463: $discussion .= '<br/></td></tr>';
1.111 raeburn 464: }
1.80 raeburn 465: }
1.100 raeburn 466:
467: # Choose sort mechanism
468: my @showposts = ();
469: if ($sortposts eq 'descdate') {
1.221 raeburn 470: @showposts = (sort { $b <=> $a } keys(%alldiscussion));
1.100 raeburn 471: } elsif ($sortposts eq 'thread') {
1.221 raeburn 472: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 473: } elsif ($sortposts eq 'subject') {
1.221 raeburn 474: foreach my $key (sort(keys(%subjectsort))) {
475: push(@showposts, @{$subjectsort{$key}});
1.100 raeburn 476: }
477: } elsif ($sortposts eq 'username') {
1.221 raeburn 478: foreach my $domain (sort(keys(%usernamesort))) {
479: foreach my $key (sort(keys(%{$usernamesort{$domain}}))) {
480: push(@showposts, @{$usernamesort{$domain}{$key}});
1.100 raeburn 481: }
482: }
483: } elsif ($sortposts eq 'lastfirst') {
1.221 raeburn 484: foreach my $last (sort(keys(%namesort))) {
485: foreach my $key (sort(keys(%{$namesort{$last}}))) {
486: push(@showposts, @{$namesort{$last}{$key}});
1.100 raeburn 487: }
488: }
489: } else {
1.221 raeburn 490: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 491: }
1.116 raeburn 492: my $currdepth = 0;
493: my $firstidx = $alldiscussion{$showposts[0]};
1.221 raeburn 494: foreach my $post (@showposts) {
1.157 albertel 495: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.221 raeburn 496: $alldiscussion{$post} = $post;
1.100 raeburn 497: }
1.221 raeburn 498: unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) {
1.117 albertel 499: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 500: $discussion.="\n<tr>";
501: }
1.221 raeburn 502: my $thisdepth=$depth[$alldiscussion{$post}];
1.117 albertel 503: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 504: for (1..$thisdepth) {
1.317 www 505: $discussion.='<td> </td>';
1.95 sakharuk 506: }
507: }
1.80 raeburn 508: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 509: if ($outputtarget eq 'tex') {
1.95 sakharuk 510: #cleanup block
1.221 raeburn 511: $discussionitems[$alldiscussion{$post}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
512: $discussionitems[$alldiscussion{$post}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
1.95 sakharuk 513: my $threadinsert='';
514: if ($thisdepth > 0) {
515: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
516: }
1.221 raeburn 517: $discussionitems[$alldiscussion{$post}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
518: $discussionitems[$alldiscussion{$post}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 519:
1.221 raeburn 520: $discussionitems[$alldiscussion{$post}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$post}];
521: $discussion.=$discussionitems[$alldiscussion{$post}];
1.116 raeburn 522: } elsif ($outputtarget eq 'export') {
1.221 raeburn 523: my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html';
1.116 raeburn 524: if ($manifestok) {
1.221 raeburn 525: if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) {
1.116 raeburn 526: print $manifestfile ' </item>'."\n";
527: }
1.221 raeburn 528: $currdepth = $depth[$alldiscussion{$post}];
1.116 raeburn 529: print $manifestfile "\n".
1.221 raeburn 530: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$post}.'" isvisible="'.
531: $imsitems{$alldiscussion{$post}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$post}.'">'.
1.284 raeburn 532: '<title>'.$imsitems{$alldiscussion{$post}}{'title'}.'</title></item>';
1.116 raeburn 533: $imsresources .= "\n".
1.221 raeburn 534: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$post}.'" type="webcontent" href="'.$postfilename.'">'."\n".
1.146 raeburn 535: '<file href="'.$postfilename.'">'."\n".
1.284 raeburn 536: $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}.'</file>'."\n".
1.116 raeburn 537: '</resource>';
538: }
539: my $postingfile;
540: my $postingfilename = $tempexport.'/'.$postfilename;
541: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
542: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
1.221 raeburn 543: $imsitems{$alldiscussion{$post}}{'title'}.' '.
544: $imsitems{$alldiscussion{$post}}{'sender'}.
545: $imsitems{$alldiscussion{$post}}{'timestamp'}.'<br /><br />'.
546: $imsitems{$alldiscussion{$post}}{'message'}.'<br />'.
547: $imsitems{$alldiscussion{$post}}{'attach'}.'</body></html>'."\n";
1.116 raeburn 548: close($postingfile);
549: } else {
1.221 raeburn 550: $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'<br />';
1.116 raeburn 551: }
1.221 raeburn 552: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport);
1.116 raeburn 553: } else {
1.270 www 554: $discussion.='<td class="'.$bgcols[$newitem{$alldiscussion{$post}}].
1.221 raeburn 555: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$post}].
1.116 raeburn 556: '</td></tr>';
557: }
1.69 www 558: }
1.80 raeburn 559: }
1.116 raeburn 560: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 561: my $colspan=$maxdepth+1;
1.111 raeburn 562: $discussion .= <<END;
1.316 www 563: <tr>
564: <td colspan="$colspan">
565: <table width="100%">
1.97 raeburn 566: <tr>
1.316 www 567: <td class="LC_disc_action_left">
568: <font size="-1"><b>$lt{'cuse'}</b>:
1.97 raeburn 569: END
570: if ($newpostsflag) {
571: $discussion .=
1.111 raeburn 572: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
573: if ($dischash{$toggkey}) {
574: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
575: }
1.97 raeburn 576: } else {
1.111 raeburn 577: if ($dischash{$toggkey}) {
578: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
579: } else {
580: $discussion .=
581: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
582: }
1.97 raeburn 583: }
584: $discussion .= <<END;
1.316 www 585: <b><a href="$chglink">$lt{'chgt'}</a></b></font>
1.97 raeburn 586: </td>
1.111 raeburn 587: END
1.143 raeburn 588: if ($sortposts) {
589: my %sort_types = ();
590: my %role_types = ();
591: my %status_types = ();
1.278 raeburn 592: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.143 raeburn 593:
1.316 www 594: $discussion .= '<td class="LC_disc_action_right"><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
1.157 albertel 595: if (defined($env{'form.totposters'})) {
1.144 raeburn 596: $discussion .= &mt('Posts by').':';
1.143 raeburn 597: if ($totposters > 0) {
598: foreach my $poster (@posters) {
1.144 raeburn 599: $discussion .= ' '.$poster.',';
1.143 raeburn 600: }
1.144 raeburn 601: $discussion =~ s/,$//;
1.143 raeburn 602: } else {
603: $discussion .= &mt('None selected');
604: }
605: } else {
606: my $filterchoice ='';
607: if (@sectionpick > 0) {
1.157 albertel 608: $filterchoice = '<i>'.&mt('sections').'</i>- '.$env{'form.sectionpick'};
1.143 raeburn 609: $filterchoice .= ' ';
610: }
1.208 raeburn 611: if (@grouppick > 0) {
612: $filterchoice = '<i>'.&mt('groups').'</i>- '.$env{'form.grouppick'};
613: $filterchoice .= ' ';
614: }
1.143 raeburn 615: if (@rolefilter > 0) {
1.144 raeburn 616: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.221 raeburn 617: foreach my $role (@rolefilter) {
618: $filterchoice .= ' '.$role_types{$role}.',';
1.143 raeburn 619: }
1.144 raeburn 620: $filterchoice =~ s/,$//;
1.259 raeburn 621: $filterchoice .= '<br />'.(' ' x8);
1.143 raeburn 622: }
623: if ($statusfilter) {
624: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
625: }
626: if ($filterchoice) {
627: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
628: }
629: }
1.313 www 630: $discussion .= '</font></td>';
631:
1.143 raeburn 632: }
1.111 raeburn 633: if ($dischash{$toggkey}) {
1.247 albertel 634: my $storebutton = &mt('Save read/unread changes');
1.111 raeburn 635: $discussion.='<td align="right">'.
1.269 bisitz 636: '<input type="hidden" name="discsymb" value="'.$ressymb.'" />'."\n".
1.111 raeburn 637: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
1.282 wenzelju 638: ' onclick="this.form.submit();" />'."\n".
1.111 raeburn 639: '</td>';
640: }
641: $discussion .= (<<END);
1.97 raeburn 642: </tr>
643: </table>
644: </td>
645: </tr>
1.222 raeburn 646: END
647: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
648: $newpostsflag,$group,
649: $prevread,$markondisp);
1.316 www 650: $discussion .= "</table></form>\n";
1.114 sakharuk 651: }
1.116 raeburn 652: if ($outputtarget eq 'export') {
653: if ($manifestok) {
654: while ($currdepth > 0) {
655: print $manifestfile " </item>\n";
656: $currdepth --;
657: }
658: print $manifestfile qq|
659: </organization>
660: </organizations>
661: <resources>
662: $imsresources
663: </resources>
664: </manifest>
665: |;
666: close($manifestfile);
1.147 raeburn 667: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
668: $discussion = $copyresult;
669: } else {
1.116 raeburn 670:
671: #Create zip file in prtspool
672:
1.147 raeburn 673: my $imszipfile = '/prtspool/'.
1.157 albertel 674: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.147 raeburn 675: time.'_'.rand(1000000000).'.zip';
676: my $cwd = &getcwd();
677: my $imszip = '/home/httpd/'.$imszipfile;
678: chdir $tempexport;
679: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
680: close(OUTPUT);
681: chdir $cwd;
1.220 raeburn 682: $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','<a href="'.$imszipfile.'">').'</a><br />';
1.147 raeburn 683: if ($copyresult) {
1.220 raeburn 684: $discussion .= &mt('The following errors occurred during export').' - <br />'.$copyresult;
1.147 raeburn 685: }
1.116 raeburn 686: }
687: } else {
1.220 raeburn 688: $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 689: }
690: return $discussion;
691: }
1.54 www 692: }
693: if ($discussiononly) {
1.108 raeburn 694: my $now = time;
695: my $attachnum = 0;
1.213 raeburn 696: my $currnewattach = [];
697: my $currdelold = [];
1.108 raeburn 698: my $comment = '';
699: my $subject = '';
1.157 albertel 700: if ($env{'form.origpage'}) {
1.108 raeburn 701: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.204 www 702: $subject = &unescape($env{'form.subject'});
703: $comment = &unescape($env{'form.comment'});
1.108 raeburn 704: my @keepold = ();
1.208 raeburn 705: &process_attachments($currnewattach,$currdelold,\@keepold);
706: if (@{$currnewattach} > 0) {
707: $attachnum += @{$currnewattach};
1.108 raeburn 708: }
709: }
1.299 raeburn 710: if ((&discussion_open($status)) && ($outputtarget ne 'tex')) {
1.208 raeburn 711: if (($group ne '') && ($mode eq 'board')) {
1.304 raeburn 712: if ((&check_group_priv($group,'pgd') eq 'ok') &&
713: ($ressymb =~ m{^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$})) {
1.208 raeburn 714: $discussion .=
1.210 albertel 715: &postingform_display($mode,$ressymb,$now,$subject,
716: $comment,$outputtarget,$attachnum,
717: $currnewattach,$currdelold,
1.278 raeburn 718: $group,$crstype);
1.108 raeburn 719: }
1.208 raeburn 720: } else {
1.303 raeburn 721: if (&Apache::lonnet::allowed('pch',$env{'request.course.id'}.
722: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
723:
724: $discussion.=
725: &postingform_display($mode,$ressymb,$now,$subject,
726: $comment,$outputtarget,$attachnum,
727: $currnewattach,$currdelold,'',$crstype);
728: } else {
729: $discussion.= '<span class="LC_feedback_link">'.
730: &mt('This discussion is closed.').'</span>';
731: }
1.208 raeburn 732: }
1.95 sakharuk 733: }
1.303 raeburn 734: if (!(&discussion_open($status)) && ($outputtarget ne 'tex')) {
735: $discussion.= '<span class="LC_feedback_link">'.
736: &mt('This discussion is closed.').'</span>';
737: }
1.299 raeburn 738: } elsif ($outputtarget ne 'tex') {
1.251 albertel 739: $discussion.='<div class="LC_feedback_link">';
1.140 raeburn 740: if (&discussion_open($status) &&
741: &Apache::lonnet::allowed('pch',
1.157 albertel 742: $env{'request.course.id'}.
743: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.306 www 744: $discussion.= &send_feedback_link($ressymb);
1.299 raeburn 745: if ($env{'request.role.adv'}) {
746: my $close = &Apache::lonnet::EXT('resource.0.discussend',$ressymb);
747: if (defined($close) && $close ne '' && $close < time) {
748: $discussion .= ' '.&mt('(Closed for [_1] roles)',
749: &Apache::lonnet::plaintext('st',$crstype));
1.298 raeburn 750: }
1.190 www 751: }
1.294 www 752: } else {
1.299 raeburn 753: $discussion.= '<span class="LC_feedback_link">'.&mt('This discussion is closed.').'</span>';
1.232 raeburn 754: }
1.299 raeburn 755: $discussion.= &send_message_link($ressymb).'</div>';
1.74 www 756: }
1.114 sakharuk 757: return $discussion;
1.54 www 758: }
1.1 www 759:
1.307 www 760:
761: sub discussion_link {
762: my ($ressymb,$linktext,$cmd,$item,$flag,$prev,$adds)=@_;
763: my $link='/adm/feedback?inhibitmenu=yes&modal=yes&'.$cmd.'='.&escape($ressymb).':::'.$item;
764: if ($flag) { $link .= '&previous='.$prev; }
765: if ($adds) { $link .= $adds; }
1.322 www 766: my $width=600;
767: my $height=600;
768: if (($cmd eq 'hide') || ($cmd eq 'unhide') || ($cmd eq 'like') || ($cmd eq 'unlike')) {
769: $width=300;
770: $height=200;
771: }
772: return &Apache::loncommon::modal_link($link,$linktext,$width,$height);
1.307 www 773: }
774:
775:
1.232 raeburn 776: sub send_feedback_link {
1.306 www 777: my ($ressymb) = @_;
1.307 www 778: return '<span class="LC_feedback_link">'.
779: &discussion_link($ressymb,
1.306 www 780: '<img alt="" class="LC_noBorder" src="'.
781: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').
782: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Post Discussion').'</span>',
1.307 www 783: 'replydisc').
784: '</span>';
1.232 raeburn 785: }
786:
787: sub send_message_link {
788: my ($ressymb) = @_;
1.251 albertel 789: my $output = '<span class="LC_message_link">'.
1.232 raeburn 790: ' <a href="/adm/feedback?sendmessageonly=1&symb='.
1.274 kalberla 791: &escape($ressymb).'"><img alt="" class="LC_noBorder" src="'.
1.292 wenzelju 792: &Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').
1.274 kalberla 793: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Send Feedback').'</span></a></span>';
1.232 raeburn 794: return $output;
795: }
796:
1.222 raeburn 797: sub action_links_bar {
798: my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;
1.316 www 799: my $discussion = '<tr><td colspan="'.$colspan.'">'.
800: '<table width="100%"><tr>'.
1.277 raeburn 801: '<td class="LC_disc_action_left">';
1.222 raeburn 802: my $escsymb=&escape($ressymb);
1.300 raeburn 803: if ($visible) {
1.277 raeburn 804: $discussion .= '<a href="/adm/feedback?cmd=threadedon&symb='.$escsymb;
1.222 raeburn 805: if ($newpostsflag) {
1.282 wenzelju 806: $discussion .= '&previous='.$prevread;
1.222 raeburn 807: }
808: $discussion .= &group_args($group);
809: $discussion .='">'.&mt('Threaded View').'</a> '.
810: '<a href="/adm/feedback?cmd=threadedoff&symb='.$escsymb;
811: if ($newpostsflag) {
1.282 wenzelju 812: $discussion .= '&previous='.$prevread;
1.222 raeburn 813: }
814: $discussion .= &group_args($group);
1.313 www 815: $discussion .='">'.&mt('Chronological View').'</a> ';
816:
817: my $otherviewurl='/adm/feedback?cmd=sortfilter&symb='.$escsymb.'&inhibitmenu=yes&modal=yes';
1.222 raeburn 818: if ($newpostsflag) {
1.313 www 819: $otherviewurl .= '&previous='.$prevread;
1.222 raeburn 820: }
1.313 www 821: $otherviewurl .= &group_args($group);
822: $discussion .= &Apache::loncommon::modal_link($otherviewurl,&mt('Other Views ...'),800,340);
1.314 www 823: $discussion .= '<br />';
1.222 raeburn 824: }
1.271 bisitz 825: $discussion .='<a href="/adm/feedback?export='.$escsymb;
1.222 raeburn 826: if ($newpostsflag) {
1.282 wenzelju 827: $discussion .= '&previous='.$prevread;
1.222 raeburn 828: }
829: $discussion .= &group_args($group);
1.316 www 830: $discussion .= '">'.&mt('Export').'</a></td>';
1.222 raeburn 831: if ($newpostsflag) {
832: if (!$markondisp) {
1.270 www 833: $discussion .='<td class="LC_disc_action_right"><a href="/adm/preferences?action=changediscussions';
1.222 raeburn 834: $discussion .= &group_args($group);
835: $discussion .= '">'.
1.314 www 836: &mt('My general preferences on what is marked as NEW').
1.222 raeburn 837: '</a><br /><a href="/adm/feedback?markread=1&symb='.$escsymb;
838: $discussion .= &group_args($group);
1.281 bisitz 839: $discussion .= '">'.&mt('Mark NEW posts no longer new').'</a></td>';
1.222 raeburn 840: } else {
841: $discussion .= '<td> </td>';
842: }
843: } else {
844: $discussion .= '<td> </td>';
845: }
846: $discussion .= '</tr></table></td></tr>';
847: return $discussion;
848: }
849:
1.208 raeburn 850: sub postingform_display {
851: my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum,
1.278 raeburn 852: $currnewattach,$currdelold,$group,$crstype) = @_;
1.208 raeburn 853: my $newattachmsg;
1.220 raeburn 854: my %lt = &Apache::lonlocal::texthash(
855: 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty',
856: 'title' => 'Title',
857: 'podi' => 'Post Discussion',
858: 'poan' => 'Post Anonymous Discussion',
859: 'newa' => 'New attachments',
860: );
1.278 raeburn 861: if ($crstype eq 'Community') {
862: $lt{'note'} = &mt('Note: in anonymous discussion, your name is visible only to community facilitators');
863: }
1.297 raeburn 864: my ($postingform,$textareaclass);
865: if (&Apache::lonhtmlcommon::htmlareabrowser()) {
866: $postingform = &Apache::lonhtmlcommon::htmlareaselectactive();
867: $textareaclass = 'class="LC_richDefaultOff"';
1.301 raeburn 868: if ($env{'request.course.id'}) {
869: unless (($env{'course.'.$env{'request.course.id'}.'.allow_limited_html_in_feedback'} =~ /^\s*yes\s*$/i) || ($env{'form.sendmessageonly'})) {
870: undef($textareaclass);
871: }
872: }
1.297 raeburn 873: }
874: $postingform .= (<<ENDDISCUSS);
1.220 raeburn 875: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data"> <input type="submit" name="discuss" value="$lt{'podi'}" />
876: <input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />
1.208 raeburn 877: <input type="hidden" name="sendit" value="true" />
878: <input type="hidden" name="timestamp" value="$now" />
879: <br /><a name="newpost"></a>
1.220 raeburn 880: <font size="1">$lt{'note'}</font><br />
881: <b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
1.297 raeburn 882: <textarea name="comment" cols="80" rows="14" id="comment" $textareaclass>$comment</textarea>
1.208 raeburn 883: ENDDISCUSS
884: if ($env{'form.origpage'}) {
885: $postingform .= '<input type="hidden" name="origpage" value="'.
886: $env{'form.origpage'}.'" />'."\n";
887: foreach my $att (@{$currnewattach}) {
888: $postingform .= '<input type="hidden" name="currnewattach" '.
889: 'value="'.$att.'" />'."\n";
890: }
891: }
892: if (exists($env{'form.ref'})) {
893: $postingform .= '<input type="hidden" name="ref" value="'.
894: $env{'form.ref'}.'" />';
895: }
896: if ($group ne '') {
897: $postingform .='<input type="hidden" name="group" value="'.$group.'" />';
898: }
1.235 raeburn 899: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 900: if (!$blockblog) {
1.278 raeburn 901: $postingform .= &add_blog_checkbox($crstype);
1.224 raeburn 902: }
1.208 raeburn 903: $postingform .= "</form>\n";
1.295 www 904: $postingform .= &generate_attachments_button('',$attachnum,$ressymb,
1.208 raeburn 905: $now,$currnewattach,
1.224 raeburn 906: $currdelold,'',$mode,
907: $blockblog);
1.295 www 908: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
909: $newattachmsg = '<br /><b>'.$lt{'newa'}.'</b><br />';
910: if (@{$currnewattach} > 1) {
911: $newattachmsg .= '<ol>';
912: foreach my $item (@{$currnewattach}) {
913: $item =~ m#.*/([^/]+)$#;
914: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
915: }
916: $newattachmsg .= '</ol>'."\n";
917: } else {
918: $$currnewattach[0] =~ m#.*/([^/]+)$#;
919: $newattachmsg .= '<a href="'.$$currnewattach[0].'">'.$1.'</a><br />'."\n";
920: }
1.208 raeburn 921: }
1.295 www 922: $postingform .= $newattachmsg;
923: $postingform .= &generate_preview_button();
1.208 raeburn 924: return $postingform;
925: }
926:
1.116 raeburn 927: sub build_posting_display {
1.306 www 928: 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,$readkey,$showunmark,$showonlyunread,$totposters,$rolefilter,$sectionpick,$grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,$anonhash,$anoncnt,$group) = @_;
1.116 raeburn 929: my @original=();
930: my @index=();
1.210 albertel 931: my $skip_group_check = 0;
1.133 albertel 932: my $symb=&Apache::lonenc::check_decrypt($ressymb);
1.204 www 933: my $escsymb=&escape($ressymb);
1.323 www 934: # These are the discussion contributions
1.157 albertel 935: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
936: $env{'course.'.$env{'request.course.id'}.'.domain'},
937: $env{'course.'.$env{'request.course.id'}.'.num'});
1.323 www 938: # And these are the likes/unlikes
1.322 www 939: my %likes=&Apache::lonnet::dump('disclikes',
940: $env{'course.'.$env{'request.course.id'}.'.domain'},
941: $env{'course.'.$env{'request.course.id'}.'.num'},
942: '^'.$symb.':');
943: my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};
1.324 www 944: # Array with likes to figure out averages, etc.
945: my @theselikes=();
1.323 www 946: # Is the user allowed to see the real name behind anonymous postings?
1.248 albertel 947: my $see_anonymous =
948: &Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
949:
1.210 albertel 950: if ((@{$grouppick} == 0) || (grep(/^all$/,@{$grouppick}))) {
951: $skip_group_check = 1;
1.208 raeburn 952: }
1.323 www 953: # Deletions and hiddens are just lists. Split them up into a hash for quicker lookup
1.300 raeburn 954: my (%deletions,%hiddens);
955: if ($contrib{'deleted'}) {
956: my $deleted = $contrib{'deleted'};
957: $deleted =~ s/^\.//;
958: $deleted =~ s/\.$//;
959: %deletions = map { $_ => 1 } (split(/\.\./,$deleted));
960: }
961: if ($contrib{'hidden'}) {
962: my $hidden = $contrib{'hidden'};
963: $hidden =~ s/^\.//;
964: $hidden =~ s/\.$//;
965: %hiddens = map { $_ => 1 } (split(/\.\./,$hidden));
966: }
1.324 www 967: # Versions if store/restore are used to actually store the messages.
1.116 raeburn 968: if ($contrib{'version'}) {
969: my $oldest = $contrib{'1:timestamp'};
970: if ($prevread eq '0') {
971: $prevread = $oldest-1;
972: }
1.143 raeburn 973: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
974: if ($sortposts) {
1.208 raeburn 975: ($skiptest,$roleregexp,$secregexp,$statusregexp) =
976: &filter_regexp($rolefilter,$sectionpick,$statusfilter);
1.143 raeburn 977: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
1.325 ! www 978: }
! 979: # We need to go through this twice, first to get the likes/dislikes, then to actually build the display
! 980: for (my $id=1;$id<=$contrib{'version'};$id++) {
! 981: my $idx=$id;
! 982: next if ($contrib{$idx.':deleted'});
! 983: next if ($contrib{$idx.':hidden'});
! 984: unless ((($hiddens{$idx}) && (!$seeid)) || ($deletions{$idx}) || (!$contrib{$idx.':message'})) {
! 985: push(@theselikes,$likes{$symb.':'.$idx.':likes'});
! 986: }
! 987: }
! 988: # Figure out average likes and standard deviation if there are enough discussions to warrant that
! 989: my $ave=0;
! 990: my $stddev=10000;
! 991: if ($#theselikes>1) {
! 992: my $sum=0;
! 993: my $num=$#theselikes+1;
! 994: foreach my $thislike (@theselikes) {
! 995: $sum+=$thislike;
! 996: }
! 997: $ave=$sum/$num;
! 998: my $sumsq=0;
! 999: foreach my $thislike (@theselikes) {
! 1000: $sumsq+=($thislike-$ave)*($thislike-$ave);
! 1001: }
! 1002: $stddev=sqrt($sumsq/$num);
! 1003: }
! 1004: # Now we know the average likes $ave and the standard deviation $stddev
! 1005: # &Apache::lonnet::logthis(join(',',@theselikes)." Ave $ave StdDev $stddev");
! 1006: #
! 1007: # This is now the real loop. Go through all entries, pick up what we need
! 1008: #
1.116 raeburn 1009: for (my $id=1;$id<=$contrib{'version'};$id++) {
1010: my $idx=$id;
1.300 raeburn 1011: next if ($contrib{$idx.':deleted'});
1012: next if ($contrib{$idx.':hidden'});
1.324 www 1013: # If we get here, we are actually going to display the message - we don't know where and we don't know if we display
1014: # previous edits, but it counts as one entry
1.116 raeburn 1015: my $posttime = $contrib{$idx.':timestamp'};
1016: if ($prevread <= $posttime) {
1017: $$newpostsflag = 1;
1018: }
1019: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
1020: my $origindex='0.';
1021: my $numoldver=0;
1022: if ($contrib{$idx.':replyto'}) {
1.157 albertel 1023: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1024: # this is a follow-up message
1025: $original[$idx]=$original[$contrib{$idx.':replyto'}];
1026: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
1027: $origindex=$index[$contrib{$idx.':replyto'}];
1028: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
1029: } else {
1030: $original[$idx]=0;
1031: $$depth[$idx]=0;
1032: }
1033: } else {
1034: # this is an original message
1035: $original[$idx]=0;
1036: $$depth[$idx]=0;
1037: }
1038: if ($$replies[$$depth[$idx]]) {
1039: $$replies[$$depth[$idx]]++;
1040: } else {
1041: $$replies[$$depth[$idx]]=1;
1042: }
1.300 raeburn 1043: unless ((($hiddens{$idx}) && (!$seeid)) || ($deletions{$idx})) {
1.116 raeburn 1044: $$visible++;
1045: if ($contrib{$idx.':history'}) {
1046: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1047: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1048: $numoldver = @oldversions;
1049: } else {
1050: $numoldver = 1;
1051: }
1052: }
1053: $$current = $numoldver;
1054: my %messages = ();
1055: my %subjects = ();
1056: my %attachtxt = ();
1057: my %allattachments = ();
1058: my ($screenname,$plainname);
1059: my $sender = &mt('Anonymous');
1.173 www 1060: # Anonymous users getting number within a discussion
1061: # Since idx is in static order, this should give the same sequence every time.
1062: my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'};
1063: unless ($$anonhash{$key}) {
1064: $anoncnt++;
1065: $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
1066: }
1.116 raeburn 1067: my ($message,$subject,$vgrlink,$ctlink);
1068: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
1069:
1070:
1071: # Set up for sorting by subject
1072: unless ($outputtarget eq 'export') {
1073: $message=$messages{$numoldver};
1074: $message.=$attachtxt{$numoldver};
1075: $subject=$subjects{$numoldver};
1076: if ($message) {
1.300 raeburn 1077: if ($hiddens{$idx}) {
1.116 raeburn 1078: $message='<font color="#888888">'.$message.'</font>';
1079: if ($studenthidden) {
1080: $message .='<br /><br />Deleted by poster (student).';
1081: }
1082: }
1083:
1084: if ($subject eq '') {
1085: if (defined($$subjectsort{'__No subject'})) {
1.221 raeburn 1086: push(@{$$subjectsort{'__No subject'}}, $idx);
1.116 raeburn 1087: } else {
1088: @{$$subjectsort{'__No subject'}} = ("$idx");
1089: }
1090: } else {
1091: if (defined($$subjectsort{$subject})) {
1.221 raeburn 1092: push(@{$$subjectsort{$subject}}, $idx);
1.116 raeburn 1093: } else {
1094: @{$$subjectsort{$subject}} = ("$idx");
1095: }
1096: }
1.248 albertel 1097: if (!$contrib{$idx.':anonymous'} || $see_anonymous) {
1.116 raeburn 1098: $sender=&Apache::loncommon::aboutmewrapper(
1099: $plainname,
1100: $contrib{$idx.':sendername'},
1101: $contrib{$idx.':senderdomain'}).' ('.
1.254 bisitz 1102: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1103: $contrib{$idx.':senderdomain'}.')';
1.287 raeburn 1104: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1105: if ($contrib{$idx.':anonymous'}) {
1.173 www 1106: $sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
1.116 raeburn 1107: $screenname;
1108: }
1.248 albertel 1109: if ($see_anonymous) {
1110: $sender.=&Apache::loncommon::student_image_tag($contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1111: }
1.116 raeburn 1112: # Set up for sorting by domain, then username
1113: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
1114: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
1115: }
1116: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
1.221 raeburn 1117: push(@{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx);
1.116 raeburn 1118: } else {
1119: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
1120: }
1121: # Set up for sorting by last name, then first name
1122: my %names = &Apache::lonnet::get('environment',
1123: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
1124: ,$contrib{$idx.':sendername'});
1125: my $lastname = $names{'lastname'};
1126: my $firstname = $names{'firstname'};
1127: if ($lastname eq '') {
1128: $lastname = '_';
1129: }
1130: if ($firstname eq '') {
1131: $firstname = '_';
1132: }
1133: unless (defined($$namesort{$lastname})) {
1134: %{$$namesort{$lastname}} = ();
1135: }
1136: if (defined($$namesort{$lastname}{$firstname})) {
1.221 raeburn 1137: push(@{$$namesort{$lastname}{$firstname}}, $idx);
1.116 raeburn 1138: } else {
1139: @{$$namesort{$lastname}{$firstname}} = ("$idx");
1140: }
1.299 raeburn 1141: if ($outputtarget ne 'tex') {
1.322 www 1142: unless ($likes{$symb.':'.$idx.':likers'}=~/\,\Q$thisuser\E\,/) {
1143: $sender.=' '.&discussion_link($symb,&mt('Like'),'like',$idx,$$newpostsflag,$prevread,&group_args($group));
1144: }
1145: unless ($likes{$symb.':'.$idx.':unlikers'}=~/\,\Q$thisuser\E\,/) {
1146: $sender.=' '.&discussion_link($symb,&mt('Unlike'),'unlike',$idx,$$newpostsflag,$prevread,&group_args($group));
1147: }
1.323 www 1148: my $thislikes=$likes{$symb.':'.$idx.':likes'};
1149: if ($thislikes>0) {
1150: $sender.=' ('.&mt("[_1] likes",$thislikes).')';
1151: } elsif ($thislikes<0) {
1152: $sender.=' ('.&mt("[_1] unlikes",abs($thislikes)).')';
1153: }
1.299 raeburn 1154: if (&editing_allowed($escsymb.':::'.$idx,$group)) {
1155: if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
1.308 www 1156: $sender.=' '.
1157: &discussion_link($symb,&mt('Edit'),'editdisc',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1158: unless ($seeid) {
1159: my $grpargs = &group_args($group);
1160: $sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
1161: $sender .= '">'.&mt('Delete').'</a>';
1162: }
1.116 raeburn 1163: }
1164: }
1.299 raeburn 1165: if ($seeid) {
1.300 raeburn 1166: if ($hiddens{$idx}) {
1.299 raeburn 1167: unless ($studenthidden) {
1.308 www 1168: $sender.=' '.
1169: &discussion_link($symb,&mt('Make Visible'),'unhide',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1170: }
1171: } else {
1.308 www 1172: $sender.=' '.
1173: &discussion_link($symb,&mt('Hide'),'hide',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1174: }
1175: my $grpargs = &group_args($group);
1176: $sender.=
1177: " <a href=\"javascript:verifydelete('seeiddelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')\">";
1178: $sender .= &mt('Delete').'</a>';
1179: }
1.116 raeburn 1180: }
1.299 raeburn 1181: } else {
1.116 raeburn 1182: if ($screenname) {
1183: $sender='<i>'.$screenname.'</i>';
1.173 www 1184: } else {
1185: $sender='<i>'.$$anonhash{$key}.'</i>';
1.116 raeburn 1186: }
1.287 raeburn 1187: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1188: # Set up for sorting by domain, then username for anonymous
1189: unless (defined($$usernamesort{'__anon'})) {
1190: %{$$usernamesort{'__anon'}} = ();
1191: }
1192: if (defined($$usernamesort{'__anon'}{'__anon'})) {
1.221 raeburn 1193: push(@{$$usernamesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1194: } else {
1195: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
1196: }
1197: # Set up for sorting by last name, then first name for anonymous
1198: unless (defined($$namesort{'__anon'})) {
1199: %{$$namesort{'__anon'}} = ();
1200: }
1201: if (defined($$namesort{'__anon'}{'__anon'})) {
1.221 raeburn 1202: push(@{$$namesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1203: } else {
1204: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
1205: }
1206: }
1.299 raeburn 1207: if ($outputtarget ne 'tex') {
1208: if (&discussion_open($status)) {
1209: if (($group ne '') &&
1210: (&check_group_priv($group,'pgd') eq 'ok')) {
1.307 www 1211: $sender.=' '.
1212: &discussion_link($symb,&mt('Reply'),'replydisc',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1213: } elsif (&Apache::lonnet::allowed('pch',
1214: $env{'request.course.id'}.
1215: ($env{'request.course.sec'}?'/'.
1216: $env{'request.course.sec'}:''))) {
1.307 www 1217: $sender.=' '.
1218: &discussion_link($symb,&mt('Reply'),'replydisc',$idx,$$newpostsflag,$prevread);
1.208 raeburn 1219: }
1.116 raeburn 1220: }
1.299 raeburn 1221: if ($viewgrades) {
1.290 bisitz 1222: $vgrlink=&Apache::loncommon::submlink(&mt('Submissions'),
1.299 raeburn 1223: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
1224: }
1225: if ($$dischash{$readkey}=~/\.$idx\./) {
1226: $ctlink = '<label><b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" /></label>';
1227: } else {
1228: $ctlink = '<label><b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" /></label>';
1229: }
1.116 raeburn 1230: }
1231: }
1232: #figure out at what position this needs to print
1233: }
1234: if ($outputtarget eq 'export' || $message) {
1235: my $thisindex=$idx;
1.157 albertel 1236: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1237: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
1238: }
1239: $$alldiscussion{$thisindex}=$idx;
1240: $$shown{$idx} = 0;
1241: $index[$idx]=$thisindex;
1242: }
1243: if ($outputtarget eq 'export') {
1244: %{$$imsitems{$idx}} = ();
1245: $$imsitems{$idx}{'isvisible'}='true';
1.300 raeburn 1246: if ($hiddens{$idx}) {
1.116 raeburn 1247: $$imsitems{$idx}{'isvisible'}='false';
1248: }
1249: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
1250: $$imsitems{$idx}{'message'}=$messages{$numoldver};
1251: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
1252: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
1253: $$imsitems{$idx}{'sender'}=$plainname.' ('.
1.276 bisitz 1254: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1255: $contrib{$idx.':senderdomain'}.')';
1256: $$imsitems{$idx}{'isanonymous'}='false';
1257: if ($contrib{$idx.':anonymous'}) {
1258: $$imsitems{$idx}{'isanonymous'}='true';
1259: }
1260: $$imsitems{$idx}{'currversion'}=$numoldver;
1261: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
1262: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
1263: $$shown{$idx} = 1;
1264: }
1265: } else {
1266: if ($message) {
1267: my $spansize = 2;
1268: if ($showonlyunread && $prevread > $posttime) {
1269: $$notshown{$idx} = 1;
1270: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1271: $$notshown{$idx} = 1;
1272: } else {
1273: # apply filters
1274: my $uname = $contrib{$idx.':sendername'};
1275: my $udom = $contrib{$idx.':senderdomain'};
1276: my $poster = $uname.':'.$udom;
1.208 raeburn 1277: if ($env{'form.totposters'} ne '') {
1.143 raeburn 1278: if ($totposters == 0) {
1279: $$shown{$idx} = 0;
1280: } elsif ($totposters > 0) {
1281: if (grep/^$poster$/,@{$posters}) {
1282: $$shown{$idx} = 1;
1.116 raeburn 1283: }
1284: }
1.143 raeburn 1285: } elsif ($sortposts) {
1.116 raeburn 1286: if ($skiptest) {
1287: $$shown{$idx} = 1;
1288: } else {
1289: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1290: if ($role =~ /^cc:/) {
1291: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1292: if ($role =~ /$cc_regexp/) {
1293: $$shown{$idx} = 1;
1.144 raeburn 1294: last;
1.143 raeburn 1295: }
1296: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1297: $$shown{$idx} = 1;
1298: last;
1299: }
1300: }
1301: }
1.210 albertel 1302: if ($$shown{$idx} && !$skip_group_check) {
1.208 raeburn 1303: my $showflag = 0;
1304: if (ref($$classgroups{$poster}{active}) eq 'HASH') {
1305: foreach my $grp (@{$grouppick}) {
1306: if (grep/^\Q$grp\E$/,
1307: keys(%{$$classgroups{$poster}{active}})) {
1308: $showflag = 1;
1309: last;
1310: }
1311: }
1312: }
1313: if ($showflag) {
1314: $$shown{$idx} = 1;
1315: } else {
1316: $$shown{$idx} = 0;
1317: }
1318: }
1.143 raeburn 1319: } else {
1320: $$shown{$idx} = 1;
1.116 raeburn 1321: }
1322: }
1323: unless ($$notshown{$idx} == 1) {
1324: if ($prevread > 0 && $prevread <= $posttime) {
1325: $$newitem{$idx} = 1;
1.315 www 1326: $$discussionitems[$idx] .= '<font color="#FF0000"><b>'.&mt('NEW').' </b></font>';
1.116 raeburn 1327: } else {
1328: $$newitem{$idx} = 0;
1329: }
1.315 www 1330: $$discussionitems[$idx] .= '<b>'.$subject.'</b> '.
1.288 raeburn 1331: $sender.' '.$vgrlink.' ('.
1.315 www 1332: &Apache::lonlocal::locallocaltime($posttime).')';
1.116 raeburn 1333: if ($$dischash{$toggkey}) {
1.315 www 1334: $$discussionitems[$idx].=' '.$ctlink;
1.116 raeburn 1335: }
1.315 www 1336: $$discussionitems[$idx].= '<br /><blockquote>'.
1.282 wenzelju 1337: $message.'</blockquote>';
1.116 raeburn 1338: if ($contrib{$idx.':history'}) {
1339: my @postversions = ();
1340: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1341: if ($seeid) {
1.308 www 1342: $$discussionitems[$idx] .= ' '.
1343: &discussion_link($symb,&mt('Display all versions'),'allversions',$idx,$$newpostsflag,$prevread,&group_args($group));
1.116 raeburn 1344: }
1345: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1346: if ($contrib{$idx.':history'} =~ m/:/) {
1.221 raeburn 1347: @postversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1348: } else {
1349: @postversions = ("$contrib{$idx.':history'}");
1350: }
1351: for (my $i=0; $i<@postversions; $i++) {
1352: my $version = $i+1;
1353: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1354: }
1355: }
1.324 www 1356: # end of unless ($$notshown ...)
1.116 raeburn 1357: }
1.324 www 1358: # end of if ($message) ...
1.116 raeburn 1359: }
1.324 www 1360: # end of the else-branch of target being export
1.116 raeburn 1361: }
1.324 www 1362: # end of unless hidden or deleted
1.116 raeburn 1363: }
1.324 www 1364: # end of the loop over all discussion entries
1.116 raeburn 1365: }
1.325 ! www 1366: # end of "if there actually are any discussions
1.116 raeburn 1367: }
1.324 www 1368: # end of subroutine "build_posting_display"
1.116 raeburn 1369: }
1370:
1.143 raeburn 1371: sub filter_regexp {
1372: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1373: my ($roleregexp,$secregexp,$statusregexp);
1374: my $skiptest = 1;
1375: if (@{$rolefilter} > 0) {
1376: my @okrolefilter = ();
1.221 raeburn 1377: foreach my $role (@{$rolefilter}) {
1378: unless ($role eq '') {
1379: push(@okrolefilter, $role);
1.143 raeburn 1380: }
1381: }
1382: if (@okrolefilter > 0) {
1383: if (grep/^all$/,@okrolefilter) {
1384: $roleregexp='[^:]+';
1385: } else {
1386: if (@okrolefilter == 1) {
1387: $roleregexp=$okrolefilter[0];
1388: } else {
1389: $roleregexp='('.join('|',@okrolefilter).')';
1390: }
1391: $skiptest = 0;
1392: }
1393: }
1394: }
1395: if (@{$sectionpick} > 0) {
1396: my @oksectionpick = ();
1.221 raeburn 1397: foreach my $sec (@{$sectionpick}) {
1398: unless ($sec eq '') {
1399: push(@oksectionpick, $sec);
1.143 raeburn 1400: }
1401: }
1402: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1403: if (@oksectionpick == 1) {
1404: $secregexp = $oksectionpick[0];
1405: } else {
1406: $secregexp .= '('.join('|',@oksectionpick).')';
1407: }
1408: $skiptest = 0;
1409: } else {
1410: $secregexp .= '[^:]*';
1411: }
1412: }
1.208 raeburn 1413:
1.143 raeburn 1414: if (defined($statusfilter) && $statusfilter ne '') {
1415: if ($statusfilter eq 'all') {
1416: $statusregexp = '[^:]+';
1417: } else {
1418: $statusregexp = $statusfilter;
1419: $skiptest = 0;
1420: }
1421: }
1422: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1423: }
1424:
1425:
1.116 raeburn 1426: sub get_post_contents {
1427: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1428: my $discussion = '';
1429: my $start=$numver;
1430: my $end=$numver + 1;
1431: %{$$imsfiles{$idx}}=();
1432: if ($type eq 'allversions') {
1433: unless($seeid) {
1.208 raeburn 1434: $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
1.116 raeburn 1435: return $discussion;
1436: }
1437: }
1.126 albertel 1438: # $$screenname=&Apache::loncommon::screenname(
1439: # $$contrib{$idx.':sendername'},
1440: # $$contrib{$idx.':senderdomain'});
1.172 www 1441: $$plainname=&Apache::loncommon::nickname(
1442: $$contrib{$idx.':sendername'},
1443: $$contrib{$idx.':senderdomain'});
1444: $$screenname=$$contrib{$idx.':screenname'};
1445:
1.116 raeburn 1446: my $sender=&Apache::loncommon::aboutmewrapper(
1447: $$plainname,
1448: $$contrib{$idx.':sendername'},
1449: $$contrib{$idx.':senderdomain'}).' ('.
1.276 bisitz 1450: $$contrib{$idx.':sendername'}.':'.
1.116 raeburn 1451: $$contrib{$idx.':senderdomain'}.')';
1452: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1453: my @postversions = ();
1454: if ($type eq 'allversions' || $type eq 'export') {
1455: $start = 0;
1456: if ($$contrib{$idx.':history'}) {
1.174 albertel 1457: @postversions = split(/:/,$$contrib{$idx.':history'});
1.116 raeburn 1458: }
1459: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1460: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1.221 raeburn 1461: push(@postversions,$$contrib{$idx.':timestamp'});
1.116 raeburn 1462: $end = @postversions;
1463: } else {
1464: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1465: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1466: }
1467:
1468: if ($$contrib{$idx.':anonymous'}) {
1469: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1470: }
1471: if ($type eq 'allversions') {
1472: $discussion=('<b>'.$sender.'</b><br /><ul>');
1473: }
1474: for (my $i=$start; $i<$end; $i++) {
1475: my ($timesent,$attachmsg);
1476: my %currattach = ();
1477: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1.286 raeburn 1478: unless (&contains_block_html($messages->{$i})) {
1479: &newline_to_br(\$messages->{$i});
1480: }
1.116 raeburn 1481: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1482: $$subjects{$i}=~s/\n/\<br \/\>/g;
1483: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1484: if ($attachmenturls) {
1485: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1486: }
1487: if ($type eq 'export') {
1488: $$imsfiles{$idx}{$i} = '';
1489: if ($attachmsg) {
1.220 raeburn 1490: $$attachtxt{$i} = '<br />'.&mt('Attachments').':<br />';
1.221 raeburn 1491: foreach my $key (sort(keys(%currattach))) {
1492: if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1.116 raeburn 1493: my $fname = $1.$3.'/'.$4;
1.284 raeburn 1494: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'" />'."\n";
1.116 raeburn 1495: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1496: }
1497: }
1498: }
1499: } else {
1500: if ($attachmsg) {
1.220 raeburn 1501: $$attachtxt{$i} = '<br />'.&mt('Attachments').':'.$attachmsg.'<br />';
1.116 raeburn 1502: } else {
1503: $$attachtxt{$i} = '';
1504: }
1505: }
1506: if ($type eq 'allversions') {
1507: $discussion.= <<"END";
1508: <li><b>$$subjects{$i}</b>, $timesent<br />
1509: $$messages{$i}<br />
1510: $$attachtxt{$i}</li>
1511: END
1512: }
1513: }
1514: if ($type eq 'allversions') {
1.187 albertel 1515: $discussion.='</ul>';
1.116 raeburn 1516: return $discussion;
1517: } else {
1518: return;
1519: }
1520: }
1521:
1522: sub replicate_attachments {
1523: my ($attachrefs,$tempexport) = @_;
1524: my $response;
1.221 raeburn 1525: foreach my $id (keys(%{$attachrefs})) {
1.116 raeburn 1526: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1527: my $path = $tempexport;
1528: my $tail = $1.'/'.$2.$4;
1.221 raeburn 1529: my @extras = split(/\//,$tail);
1.116 raeburn 1530: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1531: if (!-e $destination) {
1532: my $i= 0;
1533: while ($i<@extras) {
1534: $path .= '/'.$extras[$i];
1535: if (!-e $path) {
1536: mkdir($path,0700);
1537: }
1538: $i ++;
1539: }
1540: my ($content,$rtncode);
1541: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1542: if ($uploadreply eq 'ok') {
1.125 raeburn 1543: my $attachcopy;
1544: if ($attachcopy = Apache::File->new('>'.$destination)) {
1545: print $attachcopy $content;
1546: close($attachcopy);
1547: } else {
1.220 raeburn 1548: $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'<br />'."\n";
1.125 raeburn 1549: }
1.116 raeburn 1550: } else {
1.125 raeburn 1551: &Apache::lonnet::logthis("Replication of attachment failed when building IMS export of discussion posts - domain: $1, course: $2, file: $$attachrefs{$id}{'filename'} -error: $rtncode");
1.220 raeburn 1552: $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'<br />'."\n";
1.116 raeburn 1553: }
1554: }
1555: }
1556: }
1.125 raeburn 1557: return $response;
1.116 raeburn 1558: }
1559:
1.6 albertel 1560: sub mail_screen {
1.255 raeburn 1561: my ($r,$feedurl,$options,$caller_symb,$attachmaxtext) = @_;
1.157 albertel 1562: if (exists($env{'form.origpage'})) {
1.208 raeburn 1563: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']);
1.108 raeburn 1564: }
1.186 albertel 1565:
1.220 raeburn 1566: my %lt = &Apache::lonlocal::texthash(
1567: 'myqu' => 'My question/comment/feedback:',
1568: 'title' => 'Title',
1569: 'reta' => 'Retained attachments',
1.255 raeburn 1570: 'atta' => 'Attachment',
1.237 raeburn 1571: );
1.239 albertel 1572: my $restitle = &get_resource_title($caller_symb,$feedurl);
1.69 www 1573: my $quote='';
1.78 raeburn 1574: my $subject = '';
1.108 raeburn 1575: my $comment = '';
1.80 raeburn 1576: my $prevtag = '';
1.102 raeburn 1577: my $parentmsg = '';
1.108 raeburn 1578: my ($symb,$idx,$attachmenturls);
1579: my $numoldver = 0;
1580: my $attachmsg = '';
1581: my $newattachmsg = '';
1582: my @currnewattach = ();
1583: my @currdelold = ();
1584: my @keepold = ();
1.113 raeburn 1585: my %attachments = ();
1.108 raeburn 1586: my %currattach = ();
1587: my $attachnum = 0;
1588: my $anonchk = (<<END);
1589: function anonchk() {
1.199 albertel 1590: for (var i=0; i < document.mailform.discuss.length; i++) {
1591: if (document.mailform.discuss[i].checked) {
1592: document.attachment.discuss.value =
1593: document.mailform.discuss[i].value;
1594: }
1.198 albertel 1595: }
1596: if (document.mailform.blog.checked) {
1597: document.attachment.blog.value = 1;
1598: }
1.108 raeburn 1599: return
1600: }
1601: END
1602: my $anonscript;
1.157 albertel 1603: if (exists($env{'form.origpage'})) {
1.108 raeburn 1604: $anonscript = (<<END);
1.102 raeburn 1605: function setposttype() {
1.198 albertel 1606: var disc = "$env{'form.discuss'}";
1.199 albertel 1607: for (var i=0; i < document.mailform.discuss.length; i++) {
1608: if (disc == document.mailform.discuss[i].value) {
1609: document.mailform.discuss[i].checked = 1;
1610: }
1.198 albertel 1611: }
1612: var blog = "$env{'form.blog'}";
1613: if (blog == 1) {
1614: document.mailform.blog.checked=1;
1.108 raeburn 1615: }
1.102 raeburn 1616: return
1617: }
1618: END
1.108 raeburn 1619: } else {
1620: $anonscript = (<<END);
1621: function setposttype() {
1622: return
1623: }
1624: END
1625: }
1.157 albertel 1626: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1627: if ($env{'form.replydisc'}) {
1628: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1629: } else {
1.157 albertel 1630: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1631: }
1.157 albertel 1632: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1633: $env{'course.'.$env{'request.course.id'}.'.domain'},
1634: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1635: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1636: if ($contrib{$idx.':history'}) {
1637: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1638: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1639: $numoldver = @oldversions;
1640: } else {
1641: $numoldver = 1;
1642: }
1643: }
1.157 albertel 1644: if ($env{'form.replydisc'}) {
1.102 raeburn 1645: if ($contrib{$idx.':history'}) {
1646: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1647: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1648: $numoldver = @oldversions;
1649: } else {
1650: $numoldver = 1;
1651: }
1652: }
1.108 raeburn 1653: if ($idx > 0) {
1.116 raeburn 1654: my %msgversions = ();
1655: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1656: $quote = $msgversions{$numoldver};
1.108 raeburn 1657: }
1.102 raeburn 1658: if ($idx > 0) {
1.116 raeburn 1659: my %subversions = ();
1660: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1661: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1662: }
1.108 raeburn 1663: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1664: } else {
1.108 raeburn 1665: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1666: if ($idx > 0) {
1667: my %msgversions = ();
1668: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1669: $comment = $msgversions{$numoldver};
1670: my %subversions = ();
1671: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1672: $subject = $subversions{$numoldver};
1.102 raeburn 1673: }
1674: if (defined($contrib{$idx.':replyto'})) {
1675: $parentmsg = $contrib{$idx.':replyto'};
1676: }
1.157 albertel 1677: unless (exists($env{'form.origpage'})) {
1.203 albertel 1678: my $anonflag = 'nonanon';
1.108 raeburn 1679: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1680: $anonflag = 'anon';
1.108 raeburn 1681: }
1682: $anonscript = (<<END);
1.102 raeburn 1683: function setposttype () {
1.203 albertel 1684: var currtype = "$anonflag";
1685: for (var i=0; i<document.mailform.discuss.length; i++) {
1686: if (document.mailform.elements.discuss[i].value == currtype ) {
1687: document.mailform.elements.discuss[i].checked=1;
1688: }
1.102 raeburn 1689: }
1690: return
1691: }
1692: END
1.108 raeburn 1693: }
1.79 raeburn 1694: }
1.69 www 1695: }
1.157 albertel 1696: if ($env{'form.previous'}) {
1697: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1698: }
1.69 www 1699: }
1.108 raeburn 1700:
1.157 albertel 1701: if ($env{'form.origpage'}) {
1.204 www 1702: $subject = &unescape($env{'form.subject'});
1703: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1704: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1705: }
1.312 www 1706: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1,($env{'form.modal'}?'popup':0));
1.74 www 1707: my $send=&mt('Send');
1.220 raeburn 1708: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1709: my $js= <<END;
1.63 albertel 1710: <script type="text/javascript">
1711: //<!--
1.5 www 1712: function gosubmit() {
1713: var rec=0;
1.12 albertel 1714: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1715: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1716: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1717: rec=1;
1718: }
1719: } else {
1.203 albertel 1720: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1721: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1722: rec=1;
1723: }
1724: }
1725: }
1726: }
1.175 www 1727: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1728: if (document.mailform.elements.blog.checked) {
1.175 www 1729: rec=1;
1730: }
1731: }
1.5 www 1732:
1733: if (rec) {
1.118 albertel 1734: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1735: document.mailform.onsubmit();
1736: }
1.5 www 1737: document.mailform.submit();
1738: } else {
1.220 raeburn 1739: alert('$alert');
1.5 www 1740: }
1741: }
1.108 raeburn 1742: $anonchk
1.102 raeburn 1743: $anonscript
1.63 albertel 1744: //-->
1.5 www 1745: </script>
1.186 albertel 1746: END
1747:
1.297 raeburn 1748: my ($textareaheader,$textareaclass);
1749: if (&Apache::lonhtmlcommon::htmlareabrowser()) {
1750: $textareaheader = &Apache::lonhtmlcommon::htmlareaselectactive();
1751: $textareaclass = 'class="LC_richDefaultOff"';
1.301 raeburn 1752: if ($env{'request.course.id'}) {
1753: unless (($env{'course.'.$env{'request.course.id'}.'.allow_limited_html_in_feedback'} =~ /^\s*yes\s*$/i) || ($env{'form.sendmessageonly'})) {
1754: undef($textareaclass);
1755: }
1756: }
1.297 raeburn 1757: }
1758:
1.276 bisitz 1759: # Breadcrumbs
1760: my $brcrum = [{'href' => '',
1761: 'text' => 'Resource Feedback and Discussion'}];
1762:
1.189 albertel 1763: my %onload = ('onload' => 'window.focus();setposttype();');
1.306 www 1764: my %parms=('add_entries' => \%onload);
1765: if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }
1.186 albertel 1766: my $start_page=
1.306 www 1767: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,\%parms);
1.186 albertel 1768:
1.218 albertel 1769: if ($quote ne '') {
1.286 raeburn 1770: $quote = &HTML::Entities::decode($quote);
1771: unless (&contains_block_html($quote)) {
1772: &newline_to_br(\$quote);
1773: }
1.218 albertel 1774: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1775: }
1.309 www 1776: my $header='';
1777: unless ($env{'form.modal'}) {
1778: $header="<h2><tt>$restitle</tt></h2>";
1779: }
1.186 albertel 1780: $r->print(<<END);
1781: $start_page
1.309 www 1782: $header
1.43 www 1783: <form action="/adm/feedback" method="post" name="mailform"
1784: enctype="multipart/form-data">
1.80 raeburn 1785: $prevtag
1.63 albertel 1786: <input type="hidden" name="postdata" value="$feedurl" />
1.306 www 1787: <input type="hidden" name="modal" value="$env{'form.modal'}" />
1.102 raeburn 1788: END
1.157 albertel 1789: if ($env{'form.replydisc'}) {
1.102 raeburn 1790: $r->print(<<END);
1.157 albertel 1791: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1792: END
1.157 albertel 1793: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1794: $r->print(<<END);
1.271 bisitz 1795: <input type="hidden" name="editdisc" value="$env{'form.editdisc'}" />
1796: <input type="hidden" name="parentmsg" value="$parentmsg" />
1.102 raeburn 1797: END
1798: }
1.108 raeburn 1799: $r->print(<<END);
1.309 www 1800: $options
1.69 www 1801: $quote
1.297 raeburn 1802: <p>$lt{'myqu'}
1803: $textareaheader
1804: </p>
1.63 albertel 1805: <p>
1.47 bowersj2 1806: $latexHelp
1.267 bisitz 1807: </p>
1808: <p>
1.220 raeburn 1809: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1810: <p>
1.297 raeburn 1811: <textarea name="comment" id="comment" cols="60" rows="10" $textareaclass>$comment
1.63 albertel 1812: </textarea></p>
1.108 raeburn 1813: END
1.157 albertel 1814: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1815: if ($env{'form.origpage'}) {
1.221 raeburn 1816: foreach my $attach (@currnewattach) {
1817: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1818: }
1.221 raeburn 1819: foreach my $oldatt (@currdelold) {
1820: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1821: }
1822: }
1.157 albertel 1823: if ($env{'form.editdisc'}) {
1.108 raeburn 1824: if ($attachmenturls) {
1.113 raeburn 1825: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1826: $attachnum = scalar(keys(%currattach));
1827: foreach my $key (keys(%currattach)) {
1828: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1829: }
1830: }
1831: }
1832: } else {
1833: $r->print(<<END);
1.285 raeburn 1834: <p>
1.255 raeburn 1835: $lt{'atta'} $attachmaxtext: <input type="file" name="attachment" />
1.42 www 1836: </p>
1.108 raeburn 1837: END
1838: }
1.208 raeburn 1839: if (exists($env{'form.group'})) {
1840: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1841: }
1842: if (exists($env{'form.ref'})) {
1843: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1844: }
1.108 raeburn 1845: $r->print(<<END);
1.42 www 1846: <p>
1847: <input type="hidden" name="sendit" value="1" />
1.282 wenzelju 1848: <input type="button" value="$send" onclick='gosubmit();' />
1.42 www 1849: </p>
1.2 www 1850: </form>
1.108 raeburn 1851: END
1.157 albertel 1852: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1853: my $now = time;
1854: my $ressymb = $symb;
1.233 raeburn 1855: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1856: my $postidx = '';
1.157 albertel 1857: if ($env{'form.editdisc'}) {
1.108 raeburn 1858: $postidx = $idx;
1859: }
1860: if (@currnewattach > 0) {
1861: $attachnum += @currnewattach;
1862: }
1.235 raeburn 1863: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 1864: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1865: if ($attachnum > 0) {
1866: if (@currnewattach > 0) {
1.220 raeburn 1867: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1868: if (@currnewattach > 1) {
1869: $newattachmsg .= '<ol>';
1870: foreach my $item (@currnewattach) {
1871: $item =~ m#.*/([^/]+)$#;
1872: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1873: }
1874: $newattachmsg .= '</ol>'."\n";
1875: } else {
1876: $currnewattach[0] =~ m#.*/([^/]+)$#;
1877: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1878: }
1879: }
1880: if ($attachmsg) {
1.220 raeburn 1881: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1882: }
1883: if ($newattachmsg) {
1884: $r->print("$newattachmsg<br />");
1885: }
1886: }
1887: }
1888: $r->print(&generate_preview_button().
1.186 albertel 1889: &Apache::loncommon::end_page());
1890:
1.6 albertel 1891: }
1892:
1.97 raeburn 1893: sub print_display_options {
1.111 raeburn 1894: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1895: &Apache::loncommon::content_type($r,'text/html');
1896: $r->send_http_header;
1.98 raeburn 1897:
1.97 raeburn 1898: my $function = &Apache::loncommon::get_users_function();
1899: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1900: $env{'user.domain'});
1.97 raeburn 1901:
1902: my %lt = &Apache::lonlocal::texthash(
1903: 'pref' => 'Display Preference',
1904: 'curr' => 'Current setting ',
1905: 'actn' => 'Action',
1906: 'deff' => 'Default for all discussions',
1907: 'prca' => 'Preferences can be set for this discussion that determine ....',
1.264 schafran 1908: 'whpo' => 'Which posts are displayed when you display this discussion board or resource, and',
1.111 raeburn 1909: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1910: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1911: 'allposts' => 'All posts',
1912: 'unread' => 'New posts only',
1.111 raeburn 1913: 'unmark' => 'Posts not marked read',
1.97 raeburn 1914: 'ondisp' => 'Once displayed',
1.254 bisitz 1915: 'onmark' => 'Once marked not NEW',
1.111 raeburn 1916: 'toggon' => 'Shown',
1917: 'toggoff' => 'Not shown',
1.97 raeburn 1918: 'disa' => 'Posts displayed?',
1.111 raeburn 1919: 'npmr' => 'New posts cease to be identified as "NEW"?',
1920: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1921: 'chgt' => 'Change to ',
1922: 'mkdf' => 'Set to ',
1.111 raeburn 1923: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1924: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1925: );
1926:
1.111 raeburn 1927: my $dispchangeA = $lt{'unread'};
1928: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1929: my $markchange = $lt{'ondisp'};
1.111 raeburn 1930: my $toggchange = $lt{'toggon'};
1.97 raeburn 1931: my $currdisp = $lt{'allposts'};
1932: my $currmark = $lt{'onmark'};
1933: my $discdisp = 'allposts';
1934: my $discmark = 'onmark';
1.111 raeburn 1935: my $currtogg = $lt{'toggoff'};
1936: my $disctogg = 'toggoff';
1.97 raeburn 1937:
1.111 raeburn 1938: if ($dispchgA eq 'allposts') {
1939: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1940: $currdisp = $lt{'unread'};
1941: $discdisp = 'unread';
1942: }
1.111 raeburn 1943:
1.97 raeburn 1944: if ($markchg eq 'markonread') {
1945: $markchange = $lt{'onmark'};
1946: $currmark = $lt{'ondisp'};
1947: $discmark = 'ondisp';
1948: }
1.111 raeburn 1949:
1950: if ($dispchgB eq 'onlyunread') {
1951: $dispchangeB = $lt{'unread'};
1952: $currdisp = $lt{'unmark'};
1953: $discdisp = 'unmark';
1954: }
1955: if ($toggchg eq 'toggoff') {
1956: $toggchange = $lt{'toggoff'};
1957: $currtogg = $lt{'toggon'};
1958: $disctogg = 'toggon';
1959: }
1.187 albertel 1960:
1961: my $js = <<END;
1962: <script type="text/javascript">
1.111 raeburn 1963: function discdispChk(caller) {
1964: var disctogg = '$toggchg'
1965: if (caller == 0) {
1966: if (document.modifydisp.discdisp[0].checked == true) {
1967: if (document.modifydisp.discdisp[1].checked == true) {
1968: document.modifydisp.discdisp[1].checked = false
1969: }
1970: }
1971: }
1972: if (caller == 1) {
1973: if (document.modifydisp.discdisp[1].checked == true) {
1974: if (document.modifydisp.discdisp[0].checked == true) {
1975: document.modifydisp.discdisp[0].checked = false
1976: }
1977: if (disctogg == 'toggon') {
1978: document.modifydisp.disctogg.checked = true
1979: }
1980: if (disctogg == 'toggoff') {
1981: document.modifydisp.disctogg.checked = false
1982: }
1983: }
1984: }
1985: if (caller == 2) {
1986: var dispchgB = '$dispchgB'
1987: if (disctogg == 'toggoff') {
1988: if (document.modifydisp.disctogg.checked == true) {
1989: if (dispchgB == 'onlyunmark') {
1990: document.modifydisp.discdisp[1].checked = false
1991: }
1992: }
1993: }
1994: }
1995: }
1996:
1.97 raeburn 1997: function setDisp() {
1998: var prev = "$previous"
1999: var chktotal = 0
1.111 raeburn 2000: if (document.modifydisp.discdisp[0].checked == true) {
2001: document.modifydisp.$dispchgA.value = "$symb"
2002: chktotal ++
2003: }
2004: if (document.modifydisp.discdisp[1].checked == true) {
2005: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 2006: chktotal ++
2007: }
2008: if (document.modifydisp.discmark.checked == true) {
2009: document.modifydisp.$markchg.value = "$symb"
2010: chktotal ++
2011: }
1.111 raeburn 2012: if (document.modifydisp.disctogg.checked == true) {
2013: document.modifydisp.$toggchg.value = "$symb"
2014: chktotal ++
2015: }
1.97 raeburn 2016: if (chktotal > 0) {
2017: document.modifydisp.submit()
2018: } else {
2019: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
2020: if (prev > 0) {
2021: location.href = "$feedurl?previous=$previous"
2022: } else {
2023: location.href = "$feedurl"
2024: }
2025: }
2026: }
2027: }
2028: </script>
1.187 albertel 2029: END
2030:
2031:
2032: my $start_page =
2033: &Apache::loncommon::start_page('Discussion display options',$js);
2034: my $end_page =
2035: &Apache::loncommon::end_page();
2036: $r->print(<<END);
1.192 albertel 2037: $start_page
1.273 bisitz 2038: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 2039: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 2040: <br />
1.195 albertel 2041: END
2042: $r->print(&Apache::loncommon::start_data_table());
2043: $r->print(<<END);
2044: <tr>
2045: <th>$lt{'pref'}</td>
2046: <th>$lt{'curr'}</td>
2047: <th>$lt{'actn'}?</td>
1.97 raeburn 2048: </tr>
1.195 albertel 2049: END
2050: $r->print(&Apache::loncommon::start_data_table_row());
2051: $r->print(<<END);
1.97 raeburn 2052: <td>$lt{'disa'}</td>
2053: <td>$lt{$discdisp}</td>
1.282 wenzelju 2054: <td><label><input type="checkbox" name="discdisp" onclick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 2055: <br />
1.282 wenzelju 2056: <label><input type="checkbox" name="discdisp" onclick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 2057: </td>
1.195 albertel 2058: END
2059: $r->print(&Apache::loncommon::end_data_table_row());
2060: $r->print(&Apache::loncommon::start_data_table_row());
2061: $r->print(<<END);
1.97 raeburn 2062: <td>$lt{'npmr'}</td>
2063: <td>$lt{$discmark}</td>
1.151 albertel 2064: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 2065: END
2066: $r->print(&Apache::loncommon::end_data_table_row());
2067: $r->print(&Apache::loncommon::start_data_table_row());
2068: $r->print(<<END);
1.111 raeburn 2069: <td>$lt{'dotm'}</td>
2070: <td>$lt{$disctogg}</td>
1.282 wenzelju 2071: <td><label><input type="checkbox" name="disctogg" onclick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 2072: END
1.264 schafran 2073: my $save = &mt('Save');
1.195 albertel 2074: $r->print(&Apache::loncommon::end_data_table_row());
2075: $r->print(&Apache::loncommon::end_data_table());
2076: $r->print(<<END);
1.97 raeburn 2077: <br />
2078: <br />
1.137 albertel 2079: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 2080: <input type="hidden" name="previous" value="$previous" />
1.269 bisitz 2081: <input type="hidden" name="$dispchgA" value="" />
2082: <input type="hidden" name="$dispchgB" value="" />
2083: <input type="hidden" name="$markchg" value="" />
1.111 raeburn 2084: <input type="hidden" name="$toggchg" value="" />
1.282 wenzelju 2085: <input type="button" name="sub" value="$save" onclick="javascript:setDisp()" />
1.208 raeburn 2086: END
2087: if (exists($env{'form.group'})) {
2088: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2089: }
2090: if (exists($env{'form.ref'})) {
2091: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2092: }
2093: $r->print("
1.97 raeburn 2094: <br />
2095: <br />
2096: </form>
1.187 albertel 2097: $end_page
1.208 raeburn 2098: ");
1.97 raeburn 2099: return;
2100: }
2101:
1.100 raeburn 2102: sub print_sortfilter_options {
2103: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 2104:
1.135 albertel 2105: &Apache::loncommon::content_type($r,'text/html');
2106: $r->send_http_header;
2107:
1.139 albertel 2108: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2109: my @sections;
1.100 raeburn 2110: my $section_sel = '';
2111: my $numvisible = 5;
1.208 raeburn 2112: my @groups;
2113: my $group_sel = '';
2114: my $numgroupvis = 5;
1.197 albertel 2115: my %sectioncount = &Apache::loncommon::get_sections();
1.278 raeburn 2116: my @courseroles = qw(st ad ep ta in);
2117: my $crstype = &Apache::loncommon::course_type();
2118: my $ccrole = 'cc';
2119: if ($crstype eq 'Community') {
2120: $ccrole = 'co';
2121: }
2122: push(@courseroles,$ccrole);
2123:
1.157 albertel 2124: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2125: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2126: $numvisible = 2;
1.100 raeburn 2127: } else {
2128: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2129: if (scalar(@sections) < 4) {
2130: $numvisible = scalar(@sections) + 1;
2131: }
1.100 raeburn 2132: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2133:
1.100 raeburn 2134: }
1.212 albertel 2135: foreach my $sec (@sections) {
2136: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2137: }
1.208 raeburn 2138:
2139: if (&check_group_priv() eq 'ok') {
2140: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2141: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2142: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2143: @groups = sort {$a cmp $b} keys(%curr_groups);
2144: if (scalar(@groups) < 4) {
2145: $numgroupvis = scalar(@groups) + 1;
2146: }
2147: unshift(@groups,'all'); # Put 'all' at the front of the list
2148: } else {
2149: my @coursegroups = split(/:/,$env{'request.course.groups'});
2150: if (@coursegroups > 0) {
2151: @coursegroups = sort {$a cmp $b} @coursegroups;
2152: @groups = ('all',@coursegroups);
2153: if (scalar(@groups) < 4) {
2154: $numgroupvis = scalar(@groups) + 1;
2155: }
2156: } else {
2157: @groups = ('all');
2158: $numgroupvis = 1;
2159: }
2160: }
1.212 albertel 2161: foreach my $group (@groups) {
2162: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2163: }
2164:
1.100 raeburn 2165: my $function = &Apache::loncommon::get_users_function();
2166: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2167: $env{'user.domain'});
1.100 raeburn 2168: my %lt = &Apache::lonlocal::texthash(
2169: 'diop' => 'Display Options',
2170: 'curr' => 'Current setting ',
2171: 'actn' => 'Action',
1.143 raeburn 2172: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2173: 'soor' => 'Sort order',
1.143 raeburn 2174: 'spur' => 'Specific user roles',
2175: 'sprs' => 'Specific role status',
1.100 raeburn 2176: 'spse' => 'Specific sections',
1.208 raeburn 2177: 'spgr' => 'Specific groups',
1.100 raeburn 2178: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2179: 'shal' => 'Show a list of current posters',
1.247 albertel 2180: 'stor' => 'Save changes',
1.100 raeburn 2181: );
1.143 raeburn 2182:
2183: my %sort_types = ();
2184: my %role_types = ();
2185: my %status_types = ();
1.278 raeburn 2186: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.187 albertel 2187:
2188: my $js = <<END;
1.144 raeburn 2189: <script type="text/javascript">
2190: function verifyFilter() {
2191: var rolenum = 0
2192: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2193: if (document.modifyshown.rolefilter.options[i].selected == true) {
2194: rolenum ++
2195: }
2196: }
2197: if (rolenum == 0) {
2198: document.modifyshown.rolefilter.options[0].selected = true
2199: }
2200:
2201: var secnum = 0
2202: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2203: if (document.modifyshown.sectionpick.options[i].selected == true) {
2204: secnum ++
2205: }
2206: }
2207: if (secnum == 0) {
2208: document.modifyshown.sectionpick.options[0].selected = true
2209: }
1.208 raeburn 2210:
2211: var grpnum = 0
2212: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2213: if (document.modifyshown.grouppick.options[i].selected == true) {
2214: grpnum ++
2215: }
2216: }
2217: if (grpnum == 0) {
2218: document.modifyshown.grouppick.options[0].selected = true
2219: }
2220:
1.144 raeburn 2221: document.modifyshown.submit();
2222: }
2223: </script>
1.187 albertel 2224: END
2225:
2226: my $start_page=
2227: &Apache::loncommon::start_page('Discussion options',$js);
2228: my $end_page=
2229: &Apache::loncommon::end_page();
2230:
2231: $r->print(<<END);
2232: $start_page
1.273 bisitz 2233: <form name="modifyshown" method="post" action="/adm/feedback">
1.100 raeburn 2234: <b>$lt{'diso'}</b><br/> $lt{'prca'}
1.313 www 2235: <br />
1.100 raeburn 2236: <table border="0">
2237: <tr>
1.281 bisitz 2238: <th>$lt{'soor'}</th>
2239: <th> </th>
2240: <th>$lt{'sprs'}</th>
2241: <th> </th>
2242: <th>$lt{'spur'}</th>
2243: <th> </th>
2244: <th>$lt{'spse'}</th>
2245: <th> </th>
2246: <th>$lt{'spgr'}</th>
2247: <th> </th>
2248: <th>$lt{'psub'}</th>
1.100 raeburn 2249: </tr>
2250: <tr>
1.208 raeburn 2251: <td align="center" valign="top">
1.100 raeburn 2252: <select name="sortposts">
1.212 albertel 2253: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2254: <option value="descdate">$sort_types{'descdate'}</option>
2255: <option value="thread">$sort_types{'thread'}</option>
2256: <option value="subject">$sort_types{'subject'}</option>
2257: <option value="username">$sort_types{'username'}</option>
2258: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2259: </select>
2260: </td>
2261: <td> </td>
1.208 raeburn 2262: <td align="center" valign="top">
1.143 raeburn 2263: <select name="statusfilter">
1.215 albertel 2264: <option value="all" selected="selected">$status_types{'all'}</option>
2265: <option value="Active">$status_types{'Active'}</option>
2266: <option value="Expired">$status_types{'Expired'}</option>
2267: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2268: </select>
2269: </td>
2270: <td> </td>
1.208 raeburn 2271: <td align="center" valign="top">
1.262 bisitz 2272: <select name="rolefilter" multiple="multiple" size="5">
1.212 albertel 2273: <option value="all">$role_types{'all'}</option>
2274: <option value="st">$role_types{'st'}</option>
1.278 raeburn 2275: <option value="$ccrole">$role_types{$ccrole}</option>
1.212 albertel 2276: <option value="in">$role_types{'in'}</option>
2277: <option value="ta">$role_types{'ta'}</option>
2278: <option value="ep">$role_types{'ep'}</option>
1.278 raeburn 2279: <option value="ad">$role_types{'ad'}</option>
1.212 albertel 2280: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2281: </select>
2282: </td>
2283: <td> </td>
1.208 raeburn 2284: <td align="center" valign="top">
1.262 bisitz 2285: <select name="sectionpick" multiple="multiple" size="$numvisible">
1.100 raeburn 2286: $section_sel
2287: </select>
2288: </td>
2289: <td> </td>
1.208 raeburn 2290: <td align="center" valign="top">
1.262 bisitz 2291: <select name="grouppick" multiple="multiple" size="$numvisible">
1.208 raeburn 2292: $group_sel
2293: </select>
2294: </td>
2295: <td> </td>
2296: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2297: </tr>
2298: </table>
2299: <br />
1.313 www 2300: <input type="hidden" name="inhibitmenu" value="$env{'form.inhibitmenu'}" />
2301: <input type="hidden" name="modal" value="$env{'form.modal'}" />
1.100 raeburn 2302: <input type="hidden" name="previous" value="$previous" />
2303: <input type="hidden" name="applysort" value="$symb" />
1.282 wenzelju 2304: <input type="button" name="sub" value="$lt{'stor'}" onclick="verifyFilter()" />
1.208 raeburn 2305: END
2306: if (exists($env{'form.group'})) {
2307: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2308: }
2309: if (exists($env{'form.ref'})) {
2310: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2311: }
2312: $r->print("
1.100 raeburn 2313: <br />
2314: <br />
2315: </form>
1.187 albertel 2316: $end_page
1.208 raeburn 2317: ");
1.100 raeburn 2318: }
2319:
1.101 raeburn 2320: sub print_showposters {
2321: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2322:
1.154 albertel 2323: &Apache::loncommon::content_type($r,'text/html');
2324: $r->send_http_header;
2325:
1.139 albertel 2326: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2327: my $crs='/'.$env{'request.course.id'};
2328: if ($env{'request.course.sec'}) {
2329: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2330: }
1.101 raeburn 2331: $crs=~s/\_/\//g;
1.208 raeburn 2332: my $seeid;
2333: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2334: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2335: my $group = $env{'form.group'};
2336: my $ressymb = &wrap_symb($symb);
2337: if (($group ne '') &&
1.304 raeburn 2338: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
1.208 raeburn 2339: if (&check_group_priv($group,'dgp') eq 'ok') {
2340: $seeid = 1;
2341: }
2342: } else {
2343: $seeid=&Apache::lonnet::allowed('rin',$crs);
2344: }
1.157 albertel 2345: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2346: $cdom,$cnum);
1.101 raeburn 2347: my %namesort = ();
2348: my %postcounts = ();
1.186 albertel 2349:
1.208 raeburn 2350: my %lt = &Apache::lonlocal::texthash(
2351: sele => 'Select',
2352: full => 'Fullname',
1.220 raeburn 2353: usdo => 'Username:domain',
1.208 raeburn 2354: post => 'Posts',
2355: );
1.101 raeburn 2356: if ($contrib{'version'}) {
2357: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2358: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2359: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2360: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2361: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2362: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2363: my $lastname = $names{'lastname'};
2364: my $firstname = $names{'firstname'};
2365: if ($lastname eq '') {
2366: $lastname = '_';
2367: }
2368: if ($firstname eq '') {
2369: $firstname = '_';
2370: }
2371: unless (defined($namesort{$lastname})) {
2372: %{$namesort{$lastname}} = ();
2373: }
2374: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2375: $postcounts{$poster} ++;
2376: if (defined($namesort{$lastname}{$firstname})) {
2377: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2378: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2379: }
2380: } else {
2381: @{$namesort{$lastname}{$firstname}} = ("$poster");
2382: }
2383: }
2384: }
2385: }
2386: }
1.186 albertel 2387:
2388: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2389: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2390: $r->print(<<END);
1.186 albertel 2391: $start_page
1.101 raeburn 2392: <form name="pickpostersform" method="post">
1.196 albertel 2393: <br />
2394: $table_start
2395: <tr>
1.208 raeburn 2396: <th>#</th>
2397: <th>$lt{'sele'}</th>
2398: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2399: <th>$lt{'post'}</th>
1.101 raeburn 2400: </tr>
2401: END
2402: my $count = 0;
1.221 raeburn 2403: foreach my $last (sort(keys(%namesort))) {
2404: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2405: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2406: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2407: if (!$uname || !$udom) {
2408: next;
2409: } else {
2410: $count ++;
1.196 albertel 2411: $r->print(&Apache::loncommon::start_data_table_row().
2412: '<td align="right">'.$count.'</td>
1.221 raeburn 2413: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2414: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2415: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2416: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2417: }
2418: }
2419: }
2420: }
1.196 albertel 2421: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2422: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2423: $r->print(<<END);
2424: <br />
2425: <input type="hidden" name="sortposts" value="$sortposts" />
1.313 www 2426: <input type="hidden" name="modal" value="$env{'form.modal'}" />
1.101 raeburn 2427: <input type="hidden" name="userpick" value="$symb" />
1.282 wenzelju 2428: <input type="button" name="store" value="Display posts" onclick="javascript:document.pickpostersform.submit()" />
1.101 raeburn 2429: </form>
1.186 albertel 2430: $end_page
1.101 raeburn 2431: END
2432: }
2433:
1.112 raeburn 2434: sub get_post_versions {
1.116 raeburn 2435: my ($versions,$incoming,$htmldecode,$numver) = @_;
2436: if ($incoming =~ /^<version num="0">/) {
2437: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2438: my $done = 0;
2439:
1.116 raeburn 2440: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2441: my $num = $token->[1]{num};
2442: my $text = $p->get_text("/version");
2443: if (defined($numver)) {
2444: if ($num == $numver) {
2445: if ($htmldecode) {
2446: $text = &HTML::Entities::decode($text);
2447: }
2448: $$versions{$numver}=$text;
2449: $done = 1;
2450: }
2451: } else {
2452: if ($htmldecode) {
2453: $text = &HTML::Entities::decode($text);
2454: }
2455: $$versions{$num}=$text;
1.112 raeburn 2456: }
1.116 raeburn 2457: }
2458: } else {
2459: if (!defined($numver)) {
2460: $numver = 0;
2461: }
2462: if ($htmldecode) {
2463: $$versions{$numver} = $incoming;
1.112 raeburn 2464: } else {
1.116 raeburn 2465: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2466: }
2467: }
2468: return;
2469: }
2470:
1.113 raeburn 2471: sub get_post_attachments {
2472: my ($attachments,$attachmenturls) = @_;
2473: my $num;
1.116 raeburn 2474: if ($attachmenturls =~ m/^<attachment id="0">/) {
2475: my $p = HTML::LCParser->new(\$attachmenturls);
2476: while (my $token = $p->get_tag("attachment","filename","post")) {
2477: if ($token->[0] eq "attachment") {
2478: $num = $token->[1]{id};
2479: %{$$attachments{$num}} =();
2480: } elsif ($token->[0] eq "filename") {
2481: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2482: } elsif ($token->[0] eq "post") {
2483: my $id = $token->[1]{id};
2484: $$attachments{$num}{$id} = $p->get_text("/post");
2485: }
1.113 raeburn 2486: }
1.116 raeburn 2487: } else {
2488: %{$$attachments{'0'}} = ();
2489: $$attachments{'0'}{'filename'} = $attachmenturls;
2490: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2491: }
1.116 raeburn 2492:
1.113 raeburn 2493: return;
2494: }
2495:
1.150 albertel 2496: sub fail_redirect {
1.6 albertel 2497: my ($r,$feedurl) = @_;
1.70 www 2498: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2499: my %lt = &Apache::lonlocal::texthash(
1.289 bisitz 2500: 'sorr' => 'Sorry, no recipients ...',
1.220 raeburn 2501: );
1.150 albertel 2502: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2503: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2504: {'redirect' => [2,$feedurl],
2505: 'only_body' => 1,}));
2506: $r->print(<<ENDFAILREDIR);
1.150 albertel 2507: <img align="right" src="$logo" />
1.220 raeburn 2508: <b>$lt{'sorr'}</b>
1.5 www 2509: ENDFAILREDIR
1.186 albertel 2510: $r->print(&Apache::loncommon::end_page());
1.5 www 2511: }
1.4 www 2512:
1.6 albertel 2513: sub redirect_back {
1.255 raeburn 2514: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_;
1.100 raeburn 2515: my $sorttag = '';
1.101 raeburn 2516: my $roletag = '';
2517: my $statustag = '';
2518: my $sectag = '';
1.208 raeburn 2519: my $grptag = '';
1.101 raeburn 2520: my $userpicktag = '';
2521: my $qrystr = '';
1.80 raeburn 2522: my $prevtag = '';
1.133 albertel 2523:
1.135 albertel 2524: &Apache::loncommon::content_type($r,'text/html');
2525: $r->send_http_header;
1.133 albertel 2526: &dewrapper(\$feedurl);
1.70 www 2527: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2528: if ($previous > 0) {
2529: $qrystr = 'previous='.$previous;
2530: if ($feedurl =~ /\?register=1/) {
1.282 wenzelju 2531: $feedurl .= '&'.$qrystr;
1.80 raeburn 2532: } else {
2533: $feedurl .= '?'.$qrystr;
2534: }
2535: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2536: }
1.100 raeburn 2537: if (defined($sort)) {
2538: my $sortqry = 'sortposts='.$sort;
2539: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
1.282 wenzelju 2540: $feedurl .= '&'.$sortqry;
1.100 raeburn 2541: } else {
2542: $feedurl .= '?'.$sortqry;
2543: }
2544: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2545: if (defined($numpicks)) {
1.101 raeburn 2546: my $userpickqry = 'totposters='.$numpicks;
1.282 wenzelju 2547: $feedurl .= '&'.$userpickqry;
1.101 raeburn 2548: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2549: } else {
1.143 raeburn 2550: if (ref($sectionpick) eq 'ARRAY') {
1.282 wenzelju 2551: $feedurl .= '&sectionpick=';
1.143 raeburn 2552: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2553: foreach my $sec (@{$sectionpick}) {
2554: $feedurl .= $sec.',';
2555: $sectag .= $sec.',';
1.143 raeburn 2556: }
2557: $feedurl =~ s/,$//;
2558: $sectag =~ s/,$//;
2559: $sectag .= '" />';
2560: } else {
1.282 wenzelju 2561: $feedurl .= '&sectionpick='.$sectionpick;
1.143 raeburn 2562: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2563: }
1.208 raeburn 2564: if (ref($grouppick) eq 'ARRAY') {
1.282 wenzelju 2565: $feedurl .= '&grouppick=';
1.208 raeburn 2566: $sectag .= '<input type="hidden" name="grouppick" value="';
2567: foreach my $grp (@{$grouppick}) {
2568: $feedurl .= $grp.',';
2569: $grptag .= $grp.',';
2570: }
2571: $feedurl =~ s/,$//;
2572: $grptag =~ s/,$//;
2573: $grptag .= '" />';
2574: } else {
1.282 wenzelju 2575: $feedurl .= '&grouppick='.$grouppick;
1.208 raeburn 2576: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2577: }
1.143 raeburn 2578: if (ref($rolefilter) eq 'ARRAY') {
1.282 wenzelju 2579: $feedurl .= '&rolefilter=';
1.143 raeburn 2580: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2581: foreach my $role (@{$rolefilter}) {
2582: $feedurl .= $role.',';
2583: $roletag .= $role.',';
1.143 raeburn 2584: }
2585: $feedurl =~ s/,$//;
2586: $roletag =~ s/,$//;
2587: $roletag .= '" />';
2588: } else {
1.282 wenzelju 2589: $feedurl .= '&rolefilter='.$rolefilter;
1.143 raeburn 2590: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2591: }
1.282 wenzelju 2592: $feedurl .= '&statusfilter='.$statusfilter;
1.101 raeburn 2593: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2594: }
1.100 raeburn 2595: }
1.208 raeburn 2596: my $grouptag;
2597: if ($group ne '') {
1.269 bisitz 2598: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />';
2599: my $refarg;
1.208 raeburn 2600: if (exists($env{'form.ref'})) {
2601: $refarg = '&ref='.$env{'form.ref'};
2602: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2603: }
2604: if ($feedurl =~ /\?/) {
2605: $feedurl .= '&group='.$group.$refarg;
2606: } else {
2607: $feedurl .= '?group='.$group.$refarg;
2608: }
2609: }
1.233 raeburn 2610: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2611: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.306 www 2612: my %parms=('only_body' => 1);
2613: if ($env{'form.modal'}) {
2614: $parms{'add_entries'}={'onLoad' => 'document.forms.reldt.submit()'};
2615: } else {
2616: $parms{'redirect'}=[0,$feedurl];
2617: }
1.186 albertel 2618: my $start_page=
1.306 www 2619: &Apache::loncommon::start_page('Feedback sent',undef,\%parms);
1.186 albertel 2620: my $end_page = &Apache::loncommon::end_page();
2621: $r->print(<<ENDREDIR);
2622: $start_page
1.150 albertel 2623: <img align="right" src="$logo" />
1.5 www 2624: $typestyle
1.32 albertel 2625: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2626: $blog
1.255 raeburn 2627: $toolarge
1.63 albertel 2628: <font color="red">$status</font>
1.49 www 2629: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2630: $prevtag
1.100 raeburn 2631: $sorttag
1.101 raeburn 2632: $statustag
2633: $roletag
2634: $sectag
1.208 raeburn 2635: $grptag
1.101 raeburn 2636: $userpicktag
1.208 raeburn 2637: $grouptag
1.49 www 2638: </form>
1.186 albertel 2639: $end_page
1.2 www 2640: ENDREDIR
2641: }
1.6 albertel 2642:
2643: sub no_redirect_back {
2644: my ($r,$feedurl) = @_;
1.289 bisitz 2645: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2646:
1.200 albertel 2647: my %onload;
2648:
1.187 albertel 2649: my %body_options = ('only_body' => 1,
1.191 albertel 2650: 'bgcolor' => '#FFFFFF',
1.200 albertel 2651: 'add_entries' => \%onload,);
1.187 albertel 2652:
2653: if ($feedurl !~ m{^/adm/feedback}) {
2654: $body_options{'rediect'} = [2,$feedurl];
1.7 albertel 2655: }
1.187 albertel 2656: my $start_page=
2657: &Apache::loncommon::start_page('Feedback not sent',undef,
2658: \%body_options);
2659:
2660: my $end_page = &Apache::loncommon::end_page();
2661:
1.233 raeburn 2662: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2663: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2664: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2665: $start_page
1.150 albertel 2666: <img align="right" src="$logo" />
1.107 www 2667: <b>$nofeed</b>
1.187 albertel 2668: <br />
2669: $end_page
1.8 www 2670: ENDNOREDIRTWO
1.2 www 2671: }
1.6 albertel 2672:
2673: sub screen_header {
1.303 raeburn 2674: my ($feedurl,$symb,$group) = @_;
1.278 raeburn 2675: my $crscontent = &mt('Question/Comment/Feedback about course content');
2676: my $crspolicy = &mt('Question/Comment/Feedback about course policy');
2677: my $contribdisc = &mt('Contribution to course discussion of resource');
2678: my $anoncontrib = &mt('Anonymous contribution to course discussion of resource');
2679: my $namevis = &mt('name only visible to course faculty');
2680: my $crstype;
2681: if ($env{'request.course.id'}) {
2682: $crstype = &Apache::loncommon::course_type();
2683: if ($crstype eq 'Community') {
2684: $crscontent = &mt('Question/Comment/Feedback about community content');
2685: $crspolicy = &mt('Question/Comment/Feedback about community policy');
2686: $contribdisc = &mt('Contribution to community discussion of resource');
2687: $anoncontrib = &mt('Anonymous contribution to community discussion of resource');
2688: $namevis = &mt('name only visible to community facilitators');
2689: }
2690: }
1.65 www 2691: my $msgoptions='';
2692: my $discussoptions='';
1.157 albertel 2693: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2694: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2695: $msgoptions=
1.202 albertel 2696: '<p><label><input type="radio" name="discuss" value="author" /> '.
1.151 albertel 2697: &mt('Feedback to resource author').'</label></p>';
1.65 www 2698: }
1.243 www 2699: my %optionhash=();
2700: foreach my $type ('question','comment','policy') {
2701: $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'};
2702: }
1.65 www 2703: if (&feedback_available(1)) {
2704: $msgoptions.=
1.202 albertel 2705: '<p><label><input type="radio" name="discuss" value="question" /> '.
1.243 www 2706: ($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label></p>';
1.65 www 2707: }
2708: if (&feedback_available(0,1)) {
2709: $msgoptions.=
1.202 albertel 2710: '<p><label><input type="radio" name="discuss" value="course" /> '.
1.278 raeburn 2711: ($optionhash{'comment'}?$optionhash{'comment'}:$crscontent).
1.151 albertel 2712: '</label></p>';
1.65 www 2713: }
2714: if (&feedback_available(0,0,1)) {
2715: $msgoptions.=
1.202 albertel 2716: '<p><label><input type="radio" name="discuss" value="policy" /> '.
1.278 raeburn 2717: ($optionhash{'policy'}?$optionhash{'policy'}:$crspolicy).
1.151 albertel 2718: '</label></p>';
1.65 www 2719: }
2720: }
1.190 www 2721: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.241 raeburn 2722: my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
1.304 raeburn 2723: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2724: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.302 raeburn 2725: my $realsymb = $symb;
2726: if ($symb=~/^bulletin___/) {
2727: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2728: $filename=~s|^adm/wrapper/||;
2729: $realsymb=&Apache::lonnet::symbread($filename);
2730: }
2731: if (!$blocked && &discussion_open(undef,$realsymb) &&
1.303 raeburn 2732: (&Apache::lonnet::allowed('pch',
2733: $env{'request.course.id'}.
1.304 raeburn 2734: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')) ||
2735: (($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 2736: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
1.278 raeburn 2737: $contribdisc.
2738: '</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
2739: $anoncontrib.
2740: ' <i>('.$namevis.')</i></label> '.
1.234 raeburn 2741: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
1.241 raeburn 2742: my $blockblog = &Apache::loncommon::blocking_status('blogs');
2743: if (!$blockblog) {
1.278 raeburn 2744: $discussoptions.= &add_blog_checkbox($crstype);
1.241 raeburn 2745: }
1.141 raeburn 2746: }
1.65 www 2747: }
1.272 bisitz 2748: if ($msgoptions) {
1.309 www 2749: $msgoptions='<tr><th><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').'" />'
2750: .'<br />'.&mt('Send Feedback').'<br />'.&Apache::lonhtmlcommon::coursepreflink(&mt('Feedback Settings'),'feedback').'</th>'.
2751: '<td>'.$msgoptions.'</td></tr>';
1.272 bisitz 2752: }
1.65 www 2753: if ($discussoptions) {
1.309 www 2754: $discussoptions='<tr><th><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" alt="" />'
2755: .'<br />'.&mt('Discussion Contributions').'<br />'.&Apache::lonhtmlcommon::coursepreflink(&mt('Discussion Settings'),'discussion').'</th>'.
2756: '<td>'.$discussoptions.'</td></tr>';
1.272 bisitz 2757: }
1.309 www 2758: return &Apache::loncommon::start_data_table().$msgoptions.$discussoptions.&Apache::loncommon::end_data_table();
1.6 albertel 2759: }
2760:
2761: sub resource_output {
2762: my ($feedurl) = @_;
1.46 albertel 2763: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2764: $usersaw=~s/\<body[^\>]*\>//gi;
2765: $usersaw=~s/\<\/body\>//gi;
2766: $usersaw=~s/\<html\>//gi;
2767: $usersaw=~s/\<\/html\>//gi;
2768: $usersaw=~s/\<head\>//gi;
2769: $usersaw=~s/\<\/head\>//gi;
2770: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2771: return $usersaw;
2772: }
2773:
2774: sub clear_out_html {
1.297 raeburn 2775: my ($message,$override)=@_;
1.107 www 2776: # Always allow the <m>-tag
2777: my %html=(M=>1);
2778: # Check if more is allowed
1.157 albertel 2779: my $cid=$env{'request.course.id'};
2780: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2781: ($override)) {
1.37 albertel 2782: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2783: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
1.283 faziophi 2784: # <SUP> <TABLE> <TR> <TD> <TH> <TBODY>
1.107 www 2785: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
1.297 raeburn 2786: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, PRE=>1, DIV=>1, IMG=>1,
2787: M=>1, CHEM=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.283 faziophi 2788: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1, H6=>1,
2789: TABLE=>1, TR=>1, TD=>1, TH=>1, TBODY=>1);
1.107 www 2790: }
2791: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2792: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2793: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2794: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2795: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2796: return $message;
2797: }
2798:
2799: sub assemble_email {
1.237 raeburn 2800: my ($message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2801: my %lt = &Apache::lonlocal::texthash(
2802: 'prev' => 'Previous attempts of student (if applicable)',
2803: 'orig' => 'Original screen output (if applicable)',
2804: 'corr' => 'Correct Answer(s) (if applicable)',
2805: );
1.278 raeburn 2806: if (&Apache::loncommon::course_type() eq 'Community') {
2807: $lt{'prev'} = &mt('Previous attempts of member (if applicable)');
2808: }
1.6 albertel 2809: my $email=<<"ENDEMAIL";
2810: $message
2811: ENDEMAIL
2812: my $citations=<<"ENDCITE";
1.220 raeburn 2813: <h2>$lt{'prev'}</h2>
1.6 albertel 2814: $prevattempts
1.63 albertel 2815: <br /><hr />
1.220 raeburn 2816: <h2>$lt{'orig'}</h2>
1.6 albertel 2817: $usersaw
1.220 raeburn 2818: <h2>$lt{'corr'}</h2>
1.40 albertel 2819: $useranswer
1.6 albertel 2820: ENDCITE
2821: return ($email,$citations);
2822: }
2823:
1.36 www 2824:
2825: sub feedback_available {
2826: my ($question,$course,$policy)=@_;
1.242 albertel 2827: my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question,
2828: $course,$policy);
1.36 www 2829: return scalar(%to);
1.6 albertel 2830: }
2831:
2832: sub send_msg {
1.246 albertel 2833: my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_;
2834: my $status='';
2835: my $sendsomething=0;
2836: my $restitle = &get_resource_title($symb,$feedurl);
2837: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2838: unless ($title=~/\w/) { $title=&mt('Feedback'); }
2839: foreach my $key (keys(%to)) {
2840: if ($key) {
2841: my ($user,$domain) = split(/\:/,$key,2);
2842: if (!defined($user)) {
2843: $status.='<br />'.&mt('Error sending message to [_1], no user specified.',$key);
2844: } elsif (!defined($domain)) {
2845: $status.='<br />'.&mt('Error sending message to [_1], no domain specified.',$key);
2846: } else {
2847: unless (&Apache::lonmsg::user_normal_msg($user,$domain,
2848: $title.' ['.$restitle.']',$email,$citations,$feedurl,
2849: $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) {
2850: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
2851: } else {
2852: $sendsomething++;
2853: }
2854: }
2855: }
1.6 albertel 2856: }
1.246 albertel 2857:
1.320 www 2858: # Records of number of feedback messages are kept under the "symb" called "_feedback"
1.318 www 2859: # There are two entries within the framework of a course:
2860: # - the URLs for which feedback was provided
2861: # - the total number of contributions
1.320 www 2862: if ($sendsomething) {
2863: my %record=&getfeedbackrecords();
2864: my ($temp)=keys(%record);
2865: unless ($temp=~/^error\:/) {
2866: my %newrecord=();
2867: $newrecord{'resource'}=$feedurl;
2868: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2869: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
2870: $status.='<br />'.&mt('Not registered').'<br />';
2871: }
2872: }
1.18 www 2873: }
1.246 albertel 2874: return ($status,$sendsomething);
1.6 albertel 2875: }
2876:
1.320 www 2877: # Routine to get the complete feedback records
1.318 www 2878:
1.320 www 2879: sub getfeedbackrecords {
1.318 www 2880: my ($uname,$udom,$course)=@_;
2881: unless ($uname) { $uname=$env{'user.name'}; }
2882: unless ($udom) { $udom=$env{'user.domain'}; }
2883: unless ($course) { $course=$env{'request.course.id'}; }
2884: my %record=&Apache::lonnet::restore('_feedback',$course,$udom,$uname);
1.319 www 2885: return %record;
1.318 www 2886: }
2887:
1.320 www 2888: # Routine to get feedback statistics
1.319 www 2889:
1.320 www 2890: sub getfeedbackstats {
2891: my %record=&getfeedbackrecords(@_);
1.321 www 2892: return ($record{'subnumber'},$record{'points'},$record{'totallikes'});
1.319 www 2893: }
2894:
1.320 www 2895: # Store feedback credit
1.319 www 2896:
1.320 www 2897: sub storefeedbackpoints {
1.319 www 2898: my ($points,$uname,$udom,$course)=@_;
2899: unless ($points) { $points=0; }
2900: unless ($uname) { $uname=$env{'user.name'}; }
2901: unless ($udom) { $udom=$env{'user.domain'}; }
2902: unless ($course) { $course=$env{'request.course.id'}; }
2903: my %record=('grader_user' => $env{'user.name'},
2904: 'grader_domain' => $env{'user.domain'},
2905: 'points' => $points);
2906: return &Apache::lonnet::cstore(\%record,'_feedback');
2907: }
2908:
1.320 www 2909: # Store feedback "likes"
1.319 www 2910:
1.320 www 2911: sub storefeedbacklikes {
1.319 www 2912: my ($likes,$uname,$udom,$course)=@_;
2913: unless ($likes) { $likes=0; }
2914: if ($likes>0) { $likes=1; }
2915: if ($likes<0) { $likes=-1; }
2916: unless ($uname) { $uname=$env{'user.name'}; }
2917: unless ($udom) { $udom=$env{'user.domain'}; }
2918: unless ($course) { $course=$env{'request.course.id'}; }
1.321 www 2919: my %record=&getfeedbackrecords($uname,$udom,$course);
2920: my $totallikes=$record{'totallikes'};
2921: $totallikes+=$likes;
2922: my %newrecord=('likes_user' => $env{'user.name'},
2923: 'likes_domain' => $env{'user.domain'},
2924: 'likes' => $likes,
2925: 'totallikes' => $totallikes);
2926: return &Apache::lonnet::cstore(\%newrecord,'_feedback');
1.319 www 2927: }
2928:
2929:
1.13 www 2930: sub adddiscuss {
1.303 raeburn 2931: my ($symb,$email,$anon,$attachmenturl,$subject,$group)=@_;
1.13 www 2932: my $status='';
1.122 raeburn 2933: my $realsymb;
2934: if ($symb=~/^bulletin___/) {
2935: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2936: $filename=~s|^adm/wrapper/||;
2937: $realsymb=&Apache::lonnet::symbread($filename);
2938: }
1.304 raeburn 2939: my ($cnum,$cdom);
2940: if ($env{'request.course.id'}) {
2941: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2942: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2943: }
1.122 raeburn 2944: if (&discussion_open(undef,$realsymb) &&
1.303 raeburn 2945: (&Apache::lonnet::allowed('pch',$env{'request.course.id'}.
2946: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')) ||
1.304 raeburn 2947: (($group ne '') && (&check_group_priv($group,'pgd') eq 'ok') &&
2948: ($symb =~ m{^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$})))) {
1.20 www 2949:
1.13 www 2950: my %contrib=('message' => $email,
1.157 albertel 2951: 'sendername' => $env{'user.name'},
2952: 'senderdomain' => $env{'user.domain'},
2953: 'screenname' => $env{'environment.screenname'},
2954: 'plainname' => $env{'environment.firstname'}.' '.
2955: $env{'environment.middlename'}.' '.
2956: $env{'environment.lastname'}.' '.
2957: $env{'enrironment.generation'},
1.78 raeburn 2958: 'attachmenturl'=> $attachmenturl,
2959: 'subject' => $subject);
1.157 albertel 2960: if ($env{'form.replydisc'}) {
2961: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2962: }
1.14 www 2963: if ($anon) {
2964: $contrib{'anonymous'}='true';
2965: }
1.13 www 2966: if (($symb) && ($email)) {
1.231 raeburn 2967: my $now = time;
1.157 albertel 2968: if ($env{'form.editdisc'}) {
1.102 raeburn 2969: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2970: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 2971: $contrib{'timestamp'} = $now;
1.102 raeburn 2972: $contrib{'history'} = '';
2973: my $numoldver = 0;
1.157 albertel 2974: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 2975: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2976: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2977: # get timestamp for last post and history
1.157 albertel 2978: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
2979: $env{'course.'.$env{'request.course.id'}.'.domain'},
2980: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2981: if (defined($oldcontrib{$oldidx.':replyto'})) {
2982: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2983: }
2984: if (defined($oldcontrib{$oldidx.':history'})) {
2985: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 2986: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 2987: $numoldver = @oldversions;
2988: } else {
2989: $numoldver = 1;
2990: }
2991: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2992: }
1.108 raeburn 2993: my $numnewver = $numoldver + 1;
1.102 raeburn 2994: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2995: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2996: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2997: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2998: } else {
1.112 raeburn 2999: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 3000: }
1.102 raeburn 3001: }
3002: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 3003: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
3004: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
3005: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 3006: } else {
1.112 raeburn 3007: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 3008: }
1.102 raeburn 3009: }
3010: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 3011: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 3012: $oldsymb,$oldidx,\%contrib,
1.157 albertel 3013: $env{'course.'.$env{'request.course.id'}.'.domain'},
3014: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 3015: $status='Editing class discussion'.($anon?' (anonymous)':'');
3016: } else {
3017: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 3018: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
3019: $env{'course.'.$env{'request.course.id'}.'.domain'},
3020: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 3021: }
1.231 raeburn 3022: my %storenewentry=($symb => $now);
1.63 albertel 3023: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 3024: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 3025: $env{'course.'.$env{'request.course.id'}.'.domain'},
3026: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 3027: }
1.321 www 3028: my %record=&getdiscussionrecords();
1.221 raeburn 3029: my ($temp)=keys(%record);
1.17 www 3030: unless ($temp=~/^error\:/) {
3031: my %newrecord=();
3032: $newrecord{'resource'}=$symb;
3033: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 3034: $status.='<br />'.&mt('Registering').': '.
1.21 www 3035: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 3036: }
3037: } else {
3038: $status.='Failed.';
1.17 www 3039: }
1.63 albertel 3040: return $status.'<br />';
1.13 www 3041: }
3042:
1.321 www 3043:
3044: # Routine to get the complete discussion records
3045:
3046: sub getdiscussionrecords {
3047: my ($uname,$udom,$course)=@_;
3048: unless ($uname) { $uname=$env{'user.name'}; }
3049: unless ($udom) { $udom=$env{'user.domain'}; }
3050: unless ($course) { $course=$env{'request.course.id'}; }
3051: my %record=&Apache::lonnet::restore('_discussion',$course,$udom,$uname);
3052: return %record;
3053: }
3054:
3055: # Routine to get discussion statistics
3056:
3057: sub getdiscussionstats {
3058: my %record=&getdiscussionrecords(@_);
3059: return ($record{'subnumber'},$record{'points'},$record{'totallikes'});
3060: }
3061:
3062:
3063: # Store discussion credit
3064:
3065: sub storediscussionpoints {
3066: my ($points,$uname,$udom,$course)=@_;
3067: unless ($points) { $points=0; }
3068: unless ($uname) { $uname=$env{'user.name'}; }
3069: unless ($udom) { $udom=$env{'user.domain'}; }
3070: unless ($course) { $course=$env{'request.course.id'}; }
3071: my %record=('grader_user' => $env{'user.name'},
3072: 'grader_domain' => $env{'user.domain'},
3073: 'points' => $points);
3074: return &Apache::lonnet::cstore(\%record,'_discussion');
3075: }
3076:
3077: # Store discussion "likes"
3078:
3079: sub storediscussionlikes {
3080: my ($likes,$uname,$udom,$course)=@_;
3081: unless ($likes) { $likes=0; }
3082: if ($likes>0) { $likes=1; }
3083: if ($likes<0) { $likes=-1; }
3084: unless ($uname) { $uname=$env{'user.name'}; }
3085: unless ($udom) { $udom=$env{'user.domain'}; }
3086: unless ($course) { $course=$env{'request.course.id'}; }
3087: my %record=&getdiscussionrecords($uname,$udom,$course);
3088: my $totallikes=$record{'totallikes'};
3089: $totallikes+=$likes;
3090: my %newrecord=('likes_user' => $env{'user.name'},
3091: 'likes_domain' => $env{'user.domain'},
3092: 'likes' => $likes,
3093: 'totallikes' => $totallikes);
3094: return &Apache::lonnet::cstore(\%newrecord,'_discussion');
3095: }
3096:
1.231 raeburn 3097: sub get_discussion_info {
3098: my ($idx,%contrib) = @_;
3099: my $changelast = 0;
3100: my $count = 0;
3101: my $hiddenflag = 0;
3102: my $deletedflag = 0;
3103: my ($hidden,$deleted,%info,$newlastdisc);
3104: my $version = $contrib{'version'};
3105: if ($version) {
3106: for (my $id=$version; $id>0; $id--) {
3107: my $vkeys=$contrib{$id.':keys'};
3108: my @keys=split(/:/,$vkeys);
3109: if (grep(/^hidden$/,@keys)) {
3110: if (!$hiddenflag) {
3111: $hidden = $contrib{$id.':hidden'};
3112: $hiddenflag = 1;
3113: }
3114: } elsif (grep(/^deleted$/,@keys)) {
3115: if (!$deletedflag) {
3116: $deleted = $contrib{$id.':deleted'};
3117: $deletedflag = 1;
3118: }
3119: } else {
3120: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
3121: $count++;
3122: $info{$count}{'id'} = $id;
3123: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
3124: }
3125: }
3126: }
3127: if ($info{'1'}{'id'} == $idx) {
3128: $changelast = 1;
3129: if ($count > 1) {
3130: $newlastdisc = $info{'2'}{'timestamp'};
3131: } else {
3132: $newlastdisc = 0;
3133: }
3134: }
3135: }
3136: return ($changelast,$newlastdisc);
3137: }
3138:
1.33 www 3139: # ----------------------------------------------------------- Preview function
3140:
3141: sub show_preview {
1.187 albertel 3142: my ($r) = @_;
1.135 albertel 3143: &Apache::loncommon::content_type($r,'text/html');
3144: $r->send_http_header;
1.218 albertel 3145: my $start_page=
3146: &Apache::loncommon::start_page('Preview',undef,
3147: {'only_body' => 1,});
3148:
1.157 albertel 3149: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 3150: &newline_to_br(\$message);
1.106 www 3151: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 3152: $message=&Apache::lontexconvert::msgtexconverted($message);
1.297 raeburn 3153: my $subject=&clear_out_html($env{'form.subject'});
1.78 raeburn 3154: $subject=~s/\n/\<br \/\>/g;
3155: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 3156:
3157: my $end_page = &Apache::loncommon::end_page();
3158:
1.263 bisitz 3159: $r->print($start_page
3160: .'<h1>'.&mt('Preview').'</h1>'
3161: .&Apache::lonhtmlcommon::start_pick_box()
3162: .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
3163: .$subject
3164: .&Apache::lonhtmlcommon::row_closure()
3165: .&Apache::lonhtmlcommon::row_title(&mt('Message'))
3166: .$message
3167: .&Apache::lonhtmlcommon::row_closure(1)
3168: .&Apache::lonhtmlcommon::end_pick_box()
3169: .$end_page
3170: );
1.33 www 3171: }
3172:
1.280 faziophi 3173: sub contains_block_html {
1.286 raeburn 3174: my ($message)=@_;
3175: return ($message =~ m{
3176: <(br|h1|h2|h3|h4|h5|h6|p|ol|ul|table|pre|address|blockquote|center|div)
3177: \s*
3178: (\w+\=['"]\w+['"])*
3179: \s*
3180: (
3181: \s*/>|
3182: >.*</\1\s*>
3183: )}xs
3184: );
1.280 faziophi 3185: }
1.283 faziophi 3186:
3187: sub tidy_html {
3188: my ($message)=@_;
3189: # my $tidy = HTML::Tidy::libXML->new();
3190: # my $xhtml = $tidy->clean($message, 'utf-8', 1);
3191: # $xhtml =~ m/<body>(.*)<\/body>/is;
3192: # my $clean = $1;
3193: # # remove any empty block-level tags
3194: # $clean =~ s/<(table|p|div|tbody|blockquote|m|pre|algebra|center|ol|ul|span|h1|h2|h3|h4|h5|h6)\s*\/>//i;
3195: # $message=$clean;
3196: return $message;
3197: }
3198:
1.165 albertel 3199: sub newline_to_br {
3200: my ($message)=@_;
3201: my $newmessage;
3202: my $parser=HTML::LCParser->new($message);
3203: while (my $token=$parser->get_token()) {
3204: if ($token->[0] eq 'T') {
3205: my $text=$token->[1];
3206: $text=~s/\n/\<br \/\>/g;
3207: $newmessage.=$text;
3208: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
3209: $newmessage.=$token->[1];
3210: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
3211: $newmessage.=$token->[2];
3212: } elsif ($token->[0] eq 'S') {
3213: $newmessage.=$token->[4];
3214: }
3215:
3216: }
3217: $$message=$newmessage;
3218: }
3219:
1.33 www 3220: sub generate_preview_button {
1.171 www 3221: my ($formname,$fieldname)=@_;
3222: unless ($formname) { $formname='mailform'; }
3223: unless ($fieldname) { $fieldname='comment'; }
1.107 www 3224: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 3225: return(<<ENDPREVIEW);
1.205 raeburn 3226: <br />
1.33 www 3227: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.269 bisitz 3228: <input type="hidden" name="subject" />
1.33 www 3229: <input type="hidden" name="comment" />
1.65 www 3230: <input type="button" value="$pre"
1.282 wenzelju 3231: 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 3232: </form>
3233: ENDPREVIEW
3234: }
1.71 www 3235:
1.108 raeburn 3236: sub modify_attachments {
1.255 raeburn 3237: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls,
3238: $attachmaxtext,$toolarge)=@_;
1.218 albertel 3239:
1.220 raeburn 3240: my %lt = &Apache::lonlocal::texthash(
3241: 'subj' => 'Subject',
3242: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
3243: 'chth' => 'Check the checkboxes for any you wish to remove.',
3244: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
3245: 'adda' => 'Add a new attachment to this post.',
1.247 albertel 3246: 'stch' => 'Save Changes',
1.220 raeburn 3247: );
1.218 albertel 3248: my $js = <<END;
3249: <script type="text/javascript">
3250: function setAction () {
3251: document.modattachments.action = document.modattachments.origpage.value;
3252: document.modattachments.submit();
3253: }
3254: </script>
3255: END
3256:
1.276 bisitz 3257: # Breadcrumbs
3258: my $brcrum = [{'href' => '',
3259: 'text' => 'Discussion Post Attachments'}];
1.306 www 3260: my %parms=();
3261: if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }
3262:
1.218 albertel 3263: my $start_page =
1.306 www 3264: &Apache::loncommon::start_page('Discussion Post Attachments',$js,\%parms);
1.218 albertel 3265:
1.204 www 3266: my $orig_subject = &unescape($env{'form.subject'});
1.297 raeburn 3267: my $subject=&clear_out_html($orig_subject);
1.108 raeburn 3268: $subject=~s/\n/\<br \/\>/g;
3269: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 3270: my $timestamp=$env{'form.timestamp'};
3271: my $numoldver=$env{'form.numoldver'};
1.187 albertel 3272:
1.108 raeburn 3273: my $msg = '';
1.113 raeburn 3274: my %attachments = ();
1.108 raeburn 3275: my %currattach = ();
3276: if ($idx) {
1.113 raeburn 3277: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 3278: }
1.139 albertel 3279: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 3280:
3281: my $end_page =
3282: &Apache::loncommon::end_page();
3283:
3284: $r->print(<<END);
1.198 albertel 3285: $start_page
1.255 raeburn 3286: $toolarge
1.108 raeburn 3287: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
1.255 raeburn 3288: <br />
3289: <table class="LC_data_table">
1.108 raeburn 3290: <tr>
1.255 raeburn 3291: <td colspan="2">
1.281 bisitz 3292: <b>Subject:</b> <b>$subject</b><br /><br />
1.108 raeburn 3293: END
3294: if ($idx) {
3295: if ($attachmenturls) {
1.221 raeburn 3296: my @currold = keys(%currattach);
1.108 raeburn 3297: if (@currold > 0) {
1.220 raeburn 3298: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3299: foreach my $id (@currold) {
3300: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3301: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3302: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3303: }
3304: $r->print("<br />");
3305: }
3306: }
3307: }
1.213 raeburn 3308: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3309: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3310: foreach my $attach (@{$currnewattach}) {
3311: $attach =~ m#/([^/]+)$#;
3312: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3313: }
3314: $r->print("<br />");
3315: }
3316: $r->print(<<END);
1.255 raeburn 3317: </td></tr>
3318: <tr>
3319: <td>
1.282 wenzelju 3320: $lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onclick="this.form.submit()" />
1.108 raeburn 3321: </td>
3322: </tr>
1.255 raeburn 3323: <tr>
3324: <td colspan="2">$attachmaxtext</td>
3325: </tr>
1.108 raeburn 3326: </table>
1.157 albertel 3327: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3328: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3329: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3330: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3331: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3332: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3333: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3334: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3335: END
1.220 raeburn 3336: foreach my $item (@{$currnewattach}) {
3337: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3338: }
1.220 raeburn 3339: foreach my $item (@{$currdelold}) {
3340: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3341: }
3342: $r->print(<<END);
1.282 wenzelju 3343: <input type="button" name="rtntoedit" value="$lt{'stch'}" onclick="setAction()" />
1.108 raeburn 3344: </form>
1.187 albertel 3345: $end_page
1.108 raeburn 3346: END
3347: return;
3348: }
3349:
3350: sub process_attachments {
3351: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3352:
3353: @{$currnewattach}=
3354: &Apache::loncommon::get_env_multiple('form.currnewattach');
3355: @{$currdelold}=
3356: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3357: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3358: my @currdelnew =
3359: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3360: my @currnew = ();
3361: foreach my $newone (@{$currnewattach}) {
3362: my $delflag = 0;
1.221 raeburn 3363: foreach my $item (@currdelnew) {
3364: if ($newone eq $item) {
1.108 raeburn 3365: $delflag = 1;
3366: last;
3367: }
3368: }
3369: unless ($delflag) {
1.221 raeburn 3370: push(@currnew, $newone);
1.108 raeburn 3371: }
3372: }
3373: @{$currnewattach} = @currnew;
3374: }
1.158 albertel 3375: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3376: }
3377:
3378: sub generate_attachments_button {
1.224 raeburn 3379: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3380: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3381: my $origpage = $ENV{'REQUEST_URI'};
3382: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3383: my %lt = &Apache::lonlocal::texthash(
3384: 'clic' => 'Click to add/remove attachments',
3385: );
1.108 raeburn 3386: my $response = (<<END);
1.205 raeburn 3387: <br />
1.108 raeburn 3388: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3389: $lt{'clic'}: <input type="button" value="$att"
1.282 wenzelju 3390: 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 3391: END
1.224 raeburn 3392: if (!$blockblog) {
3393: $response .= 'setblogvalue();';
3394: }
1.108 raeburn 3395: unless ($mode eq 'board') {
3396: $response .= 'javascript:anonchk();';
3397: }
3398: $response .= (<<ENDATTACH);
3399: this.form.submit();" />
3400: <input type="hidden" name="origpage" value="$origpage" />
3401: <input type="hidden" name="idx" value="$idx" />
3402: <input type="hidden" name="timestamp" value="$now" />
3403: <input type="hidden" name="subject" />
3404: <input type="hidden" name="comment" />
1.271 bisitz 3405: <input type="hidden" name="blog" value="0" />
3406: <input type="hidden" name="discuss" value="0" />
1.108 raeburn 3407: <input type="hidden" name="numoldver" value="$numoldver" />
3408: ENDATTACH
3409: if (defined($deloldattach)) {
3410: if (@{$deloldattach} > 0) {
1.221 raeburn 3411: foreach my $delatt (@{$deloldattach}) {
3412: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3413: }
3414: }
3415: }
3416: if (defined($currnewattach)) {
3417: if (@{$currnewattach} > 0) {
1.221 raeburn 3418: foreach my $attach (@{$currnewattach}) {
3419: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3420: }
3421: }
3422: }
3423: $response .= '</form>';
3424: return $response;
3425: }
3426:
3427: sub extract_attachments {
3428: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3429: %{$attachments}=();
3430: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3431: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3432: if (exists($$attachments{$id}{$numoldver})) {
3433: if (defined($currdelold)) {
3434: if (@{$currdelold} > 0) {
3435: unless (grep/^$id$/,@{$currdelold}) {
3436: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3437: }
1.113 raeburn 3438: } else {
3439: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3440: }
1.116 raeburn 3441: } else {
3442: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3443: }
3444: }
1.116 raeburn 3445: }
1.221 raeburn 3446: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3447: if (@attached == 1) {
3448: my $id = $attached[0];
3449: my $attachurl;
3450: if ($attachmenturls =~ m/^<attachment id="0">/) {
3451: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3452: } else {
3453: $attachurl = $$attachments{$id}{'filename'};
3454: }
3455: $attachurl=~m|/([^/]+)$|;
3456: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3457: $1.'</tt></a><br />';
3458: &Apache::lonnet::allowuploaded('/adm/feedback',
3459: $attachurl);
3460: } elsif (@attached > 1) {
3461: $$message.='<ol>';
1.221 raeburn 3462: foreach my $attach (@attached) {
3463: my $id = $attach;
1.113 raeburn 3464: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3465: my ($fname)
3466: =($attachurl=~m|/([^/]+)$|);
3467: $$message .= '<li><a href="'.$attachurl.
3468: '"><tt>'.
3469: $fname.'</tt></a></li>';
1.108 raeburn 3470: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3471: $attachurl);
1.108 raeburn 3472: }
1.116 raeburn 3473: $$message .= '</ol>';
1.108 raeburn 3474: }
3475: }
3476:
3477: sub construct_attachmenturl {
3478: my ($currnewattach,$keepold,$symb,$idx)=@_;
3479: my $oldattachmenturl;
3480: my $newattachmenturl;
1.113 raeburn 3481: my $startnum = 0;
1.108 raeburn 3482: my $currver = 0;
1.157 albertel 3483: if (($env{'form.editdisc'}) && ($idx)) {
3484: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3485: $env{'course.'.$env{'request.course.id'}.'.domain'},
3486: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3487: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3488: if ($contrib{$idx.':history'}) {
3489: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3490: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3491: $currver = 1 + scalar(@oldversions);
3492: } else {
3493: $currver = 2;
3494: }
3495: } else {
3496: $currver = 1;
3497: }
3498: if ($oldattachmenturl) {
1.113 raeburn 3499: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3500: my %attachments = ();
3501: my $prevver = $currver-1;
3502: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3503: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3504: $startnum += $numattach;
1.221 raeburn 3505: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3506: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3507: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3508: unless ($item eq 'filename') {
3509: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3510: }
1.113 raeburn 3511: }
3512: if (grep/^$num$/,@{$keepold}) {
3513: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3514: }
1.113 raeburn 3515: $newattachmenturl .= '</attachment>';
1.108 raeburn 3516: }
3517: } else {
1.116 raeburn 3518: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3519: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3520: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3521: }
1.113 raeburn 3522: $newattachmenturl .= '</attachment>';
1.108 raeburn 3523: $startnum ++;
3524: }
3525: }
3526: }
3527: for (my $i=0; $i<@{$currnewattach}; $i++) {
3528: my $attachnum = $startnum + $i;
1.113 raeburn 3529: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3530: }
3531: return $newattachmenturl;
3532: }
1.128 raeburn 3533:
1.224 raeburn 3534: sub add_blog_checkbox {
1.278 raeburn 3535: my ($crstype) = @_;
3536: my $checkstatus;
1.224 raeburn 3537: if ($env{'form.blog'}) {
3538: $checkstatus = 'checked="checked"';
3539: }
3540: my $output = '
3541: <script type="text/javascript">
3542: function setblogvalue() {
3543: if (document.mailform.blog.checked) {
3544: document.attachment.blog.value = 1;
3545: } else {
3546: document.attachment.blog.value = 0;
3547: }
3548: }
3549: </script><br />
1.278 raeburn 3550: <label><input type="checkbox" name="blog" '.$checkstatus.' /> ';
3551: if ($crstype eq 'Community') {
3552: $output .= &mt('Add to my public community blog');
3553: } else {
3554: $output .= &mt('Add to my public course blog');
3555: }
3556: $output .= '</label><br />'."\n";
1.224 raeburn 3557: return $output;
3558: }
3559:
1.128 raeburn 3560: sub has_discussion {
3561: my $resourcesref = shift;
3562: my $navmap = Apache::lonnavmaps::navmap->new();
1.260 raeburn 3563: if (defined($navmap)) {
3564: my @allres=$navmap->retrieveResources();
3565: foreach my $resource (@allres) {
3566: if ($resource->hasDiscussion()) {
3567: my $ressymb = $resource->wrap_symb();
3568: if (ref($resourcesref) eq 'ARRAY') {
3569: push(@{$resourcesref}, $ressymb);
3570: }
3571: }
1.128 raeburn 3572: }
1.260 raeburn 3573: } else {
3574: &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
1.128 raeburn 3575: }
3576: return;
1.143 raeburn 3577: }
3578:
3579: sub sort_filter_names {
1.278 raeburn 3580: my ($sort_types,$role_types,$status_types,$crstype) = @_;
3581: if (ref($sort_types) eq 'HASH') {
3582: %{$sort_types} = (
1.143 raeburn 3583: ascdate => 'Date order - oldest first',
3584: descdate => 'Date order - newest first',
3585: thread => 'Threaded',
3586: subject => 'By subject',
3587: username => 'By domain and username',
3588: lastfirst => 'By last name, first name'
3589: );
1.278 raeburn 3590: }
3591: my @courseroles = qw(st in ta ep ad);
3592: if ($crstype eq 'Community') {
3593: push(@courseroles,'co');
3594: } else {
3595: push(@courseroles,'cc');
3596: }
3597: if (ref($role_types) eq 'HASH') {
3598: foreach my $role (@courseroles) {
3599: $role_types->{$role} = &Apache::lonnet::plaintext($role,$crstype);
3600: }
3601: $role_types->{'all'} = 'All roles';
3602: $role_types->{'cr'} = 'Custom role';
3603: }
3604: if (ref($status_types) eq 'HASH') {
3605: %{$status_types} = (
1.143 raeburn 3606: all => 'Roles of any status',
1.214 albertel 3607: Active => 'Only active roles',
3608: Expired => 'Only past roles',
3609: Future => 'Only future roles',
1.143 raeburn 3610: );
1.278 raeburn 3611: }
1.143 raeburn 3612: }
1.108 raeburn 3613:
1.6 albertel 3614: sub handler {
3615: my $r = shift;
1.8 www 3616: if ($r->header_only) {
1.71 www 3617: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3618: $r->send_http_header;
3619: return OK;
3620: }
1.15 www 3621:
3622: # --------------------------- Get query string for limited number of parameters
3623:
1.97 raeburn 3624: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.322 www 3625: ['like','unlike','modal','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']);
1.208 raeburn 3626: my $group = $env{'form.group'};
1.255 raeburn 3627: my %attachmax = (
1.268 bisitz 3628: text => &mt('(128 KB max size)'),
1.255 raeburn 3629: num => 131072,
3630: );
1.180 raeburn 3631: if ($env{'form.editdisc'}) {
1.208 raeburn 3632: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3633: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3634: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3635: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3636: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3637: undef,undef,undef,$group);
1.180 raeburn 3638: return OK;
3639: }
3640: }
1.157 albertel 3641: if ($env{'form.discsymb'}) {
3642: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3643: my $readkey = $symb.'_read';
3644: my $chgcount = 0;
1.157 albertel 3645: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3646: foreach my $key (keys(%env)) {
1.111 raeburn 3647: if ($key =~ m/^form\.postunread_(\d+)/) {
3648: if ($readinghash{$readkey} =~ /\.$1\./) {
3649: $readinghash{$readkey} =~ s/\.$1\.//;
3650: $chgcount ++;
3651: }
3652: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3653: unless ($readinghash{$readkey} =~ /\.$1\./) {
3654: $readinghash{$readkey} .= '.'.$1.'.';
3655: $chgcount ++;
3656: }
3657: }
3658: }
3659: if ($chgcount > 0) {
1.157 albertel 3660: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3661: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3662: }
1.133 albertel 3663: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3664: '0','0','','',$env{'form.previous'},'','','',
3665: undef,undef,undef,$group);
1.111 raeburn 3666: return OK;
3667: }
1.157 albertel 3668: if ($env{'form.allversions'}) {
1.109 raeburn 3669: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3670: &Apache::loncommon::no_cache($r);
1.109 raeburn 3671: $r->send_http_header;
1.187 albertel 3672:
1.276 bisitz 3673: # Breadcrumbs
3674: my $brcrum = [{'href' => '',
3675: 'text' => 'Discussion Post Versions'}];
1.306 www 3676:
3677: my %parms=();
3678: if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }
1.276 bisitz 3679:
1.306 www 3680: $r->print(&Apache::loncommon::start_page('Discussion Post Versions',undef,\%parms));
1.187 albertel 3681:
1.157 albertel 3682: my $crs='/'.$env{'request.course.id'};
3683: if ($env{'request.course.sec'}) {
3684: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3685: }
1.133 albertel 3686: $crs=~s|_|/|g;
1.208 raeburn 3687: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3688: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3689: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3690: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3691: my $ressymb = &wrap_symb($symb);
3692: my $group = $env{'form.group'};
3693: my $seeid;
3694: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3695: if (&check_group_priv($group,'dgp') eq 'ok') {
3696: $seeid = 1;
3697: }
3698: } else {
3699: $seeid = &Apache::lonnet::allowed('rin',$crs);
3700: }
1.109 raeburn 3701: if ($idx > 0) {
1.116 raeburn 3702: my %messages = ();
3703: my %subjects = ();
3704: my %attachmsgs = ();
3705: my %allattachments = ();
3706: my %imsfiles = ();
3707: my ($screenname,$plainname);
1.157 albertel 3708: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3709: $env{'course.'.$env{'request.course.id'}.'.domain'},
3710: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3711: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3712: }
1.187 albertel 3713: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3714: return OK;
3715: }
1.157 albertel 3716: if ($env{'form.posterlist'}) {
3717: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3718: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3719: $env{'form.sortposts'});
1.101 raeburn 3720: return OK;
3721: }
1.157 albertel 3722: if ($env{'form.userpick'}) {
1.133 albertel 3723: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3724: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3725: my $numpicks = @posters;
1.133 albertel 3726: my %discinfo;
3727: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3728: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3729: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3730: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3731: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3732: '',$numpicks,$group);
1.101 raeburn 3733: return OK;
3734: }
1.157 albertel 3735: if ($env{'form.applysort'}) {
3736: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3737: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3738: '',$env{'form.previous'},$env{'form.sortposts'},
3739: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3740: $env{'form.sectionpick'},$env{'form.grouppick'},
3741: undef,$group);
1.100 raeburn 3742: return OK;
1.157 albertel 3743: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3744: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3745: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3746: return OK;
1.157 albertel 3747: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3748: my %discinfo = ();
3749: my @resources = ();
1.157 albertel 3750: if (defined($env{'form.navmaps'})) {
3751: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3752: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3753: } else {
1.157 albertel 3754: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3755: }
1.99 raeburn 3756: } else {
1.128 raeburn 3757: &has_discussion(\@resources);
1.99 raeburn 3758: }
3759: my $numitems = @resources;
3760: my $feedurl = '/adm/navmaps';
1.157 albertel 3761: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3762: my %lt = &Apache::lonlocal::texthash(
3763: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3764: 'robb' => 'resources/bulletin boards.',
1.264 schafran 3765: 'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
1.99 raeburn 3766: );
1.221 raeburn 3767: foreach my $res (@resources) {
3768: my $ressymb=$res;
1.132 albertel 3769: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3770: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3771: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3772: }
1.128 raeburn 3773: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3774: if ($numitems > 0) {
1.157 albertel 3775: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3776: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3777: } else {
3778: $textline = "<b>$lt{'twnp'}</b>";
3779: }
1.99 raeburn 3780: &Apache::loncommon::content_type($r,'text/html');
3781: $r->send_http_header;
1.150 albertel 3782: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3783: my %onload;
3784:
1.186 albertel 3785: my $start_page=
3786: &Apache::loncommon::start_page('New posts marked as read',undef,
3787: {'redirect' => [2,$feedurl],
3788: 'only_body' => 1,
1.189 albertel 3789: 'add_entries' => \%onload});
1.186 albertel 3790: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3791: $r->print (<<ENDREDIR);
1.186 albertel 3792: $start_page
1.150 albertel 3793: <img align="right" src="$logo" />
1.128 raeburn 3794: $textline
1.99 raeburn 3795: <form name="reldt" action="$feedurl" target="loncapaclient">
3796: </form>
1.187 albertel 3797: <br />
1.186 albertel 3798: $end_page
1.99 raeburn 3799: ENDREDIR
3800: return OK;
1.157 albertel 3801: } elsif ($env{'form.modifydisp'}) {
3802: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3803: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3804: split(/_/,$env{'form.changes'});
3805: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3806: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3807: return OK;
1.157 albertel 3808: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3809: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3810: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3811: $env{'form.toggon'} || $env{'form.markread'}) {
3812: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3813: my %discinfo;
1.133 albertel 3814: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3815: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3816: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3817: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3818: if ($env{'form.markondisp'}) {
1.137 albertel 3819: $discinfo{$symb.'_lastread'} = time;
3820: $discinfo{$symb.'_markondisp'} = 1;
3821: }
1.157 albertel 3822: if ($env{'form.markonread'}) {
3823: if ( $env{'form.previous'} > 0 ) {
3824: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3825: }
3826: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3827: }
1.133 albertel 3828: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3829: if ($env{'form.allposts'}) {
1.137 albertel 3830: $discinfo{$symb.'_showonlyunread'} = 0;
3831: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3832: }
1.157 albertel 3833: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3834: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3835: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3836: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3837: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3838: \%discinfo,$env{'user.domain'},$env{'user.name'});
3839: my $previous=$env{'form.previous'};
3840: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3841: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3842: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3843: return OK;
1.157 albertel 3844: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3845: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3846: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3847: my ($symb,$idx)=split(/\:\:\:/,$entry);
3848: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3849:
1.180 raeburn 3850: my $crs='/'.$env{'request.course.id'};
3851: if ($env{'request.course.sec'}) {
3852: $crs.='_'.$env{'request.course.sec'};
3853: }
3854: $crs=~s/\_/\//g;
3855: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3856:
1.208 raeburn 3857: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3858: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3859: undef,undef,$group,);
1.180 raeburn 3860: return OK;
3861: }
3862:
1.157 albertel 3863: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3864: $env{'course.'.$env{'request.course.id'}.'.domain'},
3865: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3866:
1.133 albertel 3867: my $currenthidden=$contrib{'hidden'};
3868: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3869:
1.157 albertel 3870: if ($env{'form.hide'}) {
1.133 albertel 3871: $currenthidden.='.'.$idx.'.';
3872: unless ($seeid) {
3873: $currentstudenthidden.='.'.$idx.'.';
3874: }
3875: } else {
3876: $currenthidden=~s/\.$idx\.//g;
3877: }
3878: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3879: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3880: $newhash{'studenthidden'} = $currentstudenthidden;
3881: }
1.231 raeburn 3882: if ($env{'form.hide'}) {
3883: my $changelast = 0;
3884: my $newlast;
3885: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3886: if ($changelast) {
3887: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3888: $env{'course.'.$env{'request.course.id'}.'.domain'},
3889: $env{'course.'.$env{'request.course.id'}.'.num'});
3890: }
3891: }
1.157 albertel 3892: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3893: $env{'course.'.$env{'request.course.id'}.'.domain'},
3894: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3895:
1.133 albertel 3896: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3897: '0','0','','',$env{'form.previous'},undef,undef,undef,
3898: undef,undef,undef,$group);
1.135 albertel 3899: return OK;
1.321 www 3900: } elsif (($env{'form.like'}) || ($env{'form.unlike'})) {
3901: # ----------------------------------------------------------------- Like/unlike
3902: my $entry=$env{'form.like'}?$env{'form.like'}:$env{'form.unlike'};
3903: my ($symb,$idx)=split(/\:\:\:/,$entry);
3904: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.323 www 3905: #
3906: # Likes and unlikes are in db-file "disclikes" of the course
3907: # The prefix is the $symb to identify the resource discussion,
3908: # and the $idx to identify the entry
3909: #
1.322 www 3910: my $prefix=$symb.':'.$idx.':';
3911: my %contrib=&Apache::lonnet::dump('disclikes',
3912: $env{'course.'.$env{'request.course.id'}.'.domain'},
3913: $env{'course.'.$env{'request.course.id'}.'.num'},
3914: '^'.$prefix);
1.321 www 3915: # Get all who like or unlike this
1.322 www 3916: my $currentlikers=$contrib{$prefix.'likers'};
3917: my $currentunlikers=$contrib{$prefix.'unlikers'};
1.323 www 3918: # Get the current "likes" count
1.322 www 3919: my $likes=$contrib{$prefix.'likes'};
1.321 www 3920: # Find out if they already voted
1.323 www 3921: # Users cannot like a post twice, or unlike it twice. They can change their mind, though
1.321 www 3922: my $alreadyflag=0;
3923: my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};
3924: if ($env{'form.like'}) {
1.322 www 3925: if ($currentlikers=~/\,\Q$thisuser\E\,/) {
1.321 www 3926: $alreadyflag=1;
3927: } else {
1.322 www 3928: if ($currentunlikers=~/\,\Q$thisuser\E\,/) {
1.323 www 3929: $currentunlikers=~s/\,\Q$thisuser\E\,//g;
1.322 www 3930: } else {
3931: $currentlikers.=','.$thisuser.',';
3932: }
1.321 www 3933: $likes++;
3934: }
3935: } else {
1.322 www 3936: if ($currentunlikers=~/\,\Q$thisuser\E\,/) {
1.321 www 3937: $alreadyflag=1;
3938: } else {
1.322 www 3939: if ($currentlikers=~/\,\Q$thisuser\E\,/) {
1.323 www 3940: $currentlikers=~s/\,\Q$thisuser\E\,//g;
1.322 www 3941: } else {
3942: $currentunlikers.=','.$thisuser.',';
3943: }
1.321 www 3944: $likes--;
3945: }
3946: }
3947: my $result;
1.323 www 3948: # $alreadyflag would be 1 if they tried to double-like or double-unlike
1.321 www 3949: unless ($alreadyflag) {
1.322 www 3950: my %newhash=($prefix.'likes' => $likes,
3951: $prefix.'likers' => $currentlikers,
3952: $prefix.'unlikers' => $currentunlikers);
1.323 www 3953: # Store data in db-file "disclikes"
1.322 www 3954: if (&Apache::lonnet::put('disclikes',
3955: \%newhash,
3956: $env{'course.'.$env{'request.course.id'}.'.domain'},
3957: $env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
1.323 www 3958: # Also store with the person who posted the liked/unliked entry
1.321 www 3959: if ($env{'form.like'}) {
3960: &storediscussionlikes(1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});
3961: $result=&mt("Registered 'Like'");
3962: } else {
3963: &storediscussionlikes(-1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});
3964: $result=&mt("Registered 'Unlike'");
3965: }
3966: } else {
1.323 www 3967: # Oops, something went wrong
1.321 www 3968: $result=&mt("Failed to register vote");
3969: }
3970: }
3971: &redirect_back($r,$feedurl,$result.'<br />',
3972: '0','0','','',$env{'form.previous'},undef,undef,undef,
3973: undef,undef,undef,$group);
3974: return OK;
1.157 albertel 3975: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3976: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3977: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 3978: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
1.253 raeburn 3979: &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
1.69 www 3980: } else {
3981: &Apache::lonnet::del('environment',['threadeddiscussion']);
1.265 raeburn 3982: &Apache::lonnet::delenv('environment.threadeddiscussion');
1.72 albertel 3983: }
1.133 albertel 3984: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
1.208 raeburn 3985: '0','0','','',$env{'form.previous'},undef,undef,undef,
3986: undef,undef,undef,$group);
1.135 albertel 3987: return OK;
1.157 albertel 3988: } elsif ($env{'form.deldisc'}) {
1.38 www 3989: # --------------------------------------------------------------- Hide for good
1.157 albertel 3990: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 3991: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 3992: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3993: $env{'course.'.$env{'request.course.id'}.'.domain'},
3994: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 3995: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3996: if ($changelast) {
3997: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3998: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
3999: }
1.135 albertel 4000: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 4001: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
4002: $env{'course.'.$env{'request.course.id'}.'.domain'},
4003: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 4004: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 4005: '0','0','','',$env{'form.previous'},undef,undef,undef,
4006: undef,undef,undef,$group);
1.135 albertel 4007: return OK;
1.157 albertel 4008: } elsif ($env{'form.preview'}) {
1.33 www 4009: # -------------------------------------------------------- User wants a preview
4010: &show_preview($r);
1.135 albertel 4011: return OK;
1.157 albertel 4012: } elsif ($env{'form.attach'}) {
1.108 raeburn 4013: # -------------------------------------------------------- Work on attachments
4014: &Apache::loncommon::content_type($r,'text/html');
4015: $r->send_http_header;
1.198 albertel 4016: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.255 raeburn 4017: my (@currnewattach,@currdelold,@keepold,$toolarge);
1.108 raeburn 4018: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 4019: if (exists($env{'form.addnewattach.filename'})) {
1.255 raeburn 4020: if (length($env{'form.addnewattach'})<=$attachmax{'num'}) {
1.157 albertel 4021: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 4022: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 4023: push(@currnewattach, $newattachment);
1.255 raeburn 4024: } else {
4025: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
1.108 raeburn 4026: }
4027: }
1.133 albertel 4028: my $attachmenturls;
1.157 albertel 4029: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
4030: my $idx = $env{'form.idx'};
1.108 raeburn 4031: if ($idx) {
1.157 albertel 4032: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
4033: $env{'course.'.$env{'request.course.id'}.'.domain'},
4034: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 4035: $attachmenturls = $contrib{$idx.':attachmenturl'};
4036: }
1.133 albertel 4037: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
1.255 raeburn 4038: $attachmenturls,$attachmax{'text'},$toolarge);
1.135 albertel 4039: return OK;
1.157 albertel 4040: } elsif ($env{'form.export'}) {
1.116 raeburn 4041: &Apache::loncommon::content_type($r,'text/html');
4042: $r->send_http_header;
1.157 albertel 4043: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 4044: my $mode='board';
1.116 raeburn 4045: my $status='OPEN';
1.157 albertel 4046: my $previous=$env{'form.previous'};
1.305 www 4047: if ($feedurl =~ /$LONCAPA::assess_re/) {
1.116 raeburn 4048: $mode='problem';
4049: $status=$Apache::inputtags::status[-1];
4050: }
4051: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 4052: my $start_page =
4053: &Apache::loncommon::start_page('Resource Feedback and Discussion');
4054: my $end_page =
4055: &Apache::loncommon::end_page();
4056: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 4057: return OK;
1.15 www 4058: } else {
4059: # ------------------------------------------------------------- Normal feedback
1.157 albertel 4060: my $feedurl=$env{'form.postdata'};
1.260 raeburn 4061: $feedurl=~s/^https?\:\/\///;
1.133 albertel 4062: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
4063: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
4064: $feedurl=~s/\?.+$//;
1.8 www 4065:
1.133 albertel 4066: my $symb;
1.157 albertel 4067: if ($env{'form.replydisc'}) {
4068: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
4069: } elsif ($env{'form.editdisc'}) {
4070: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
4071: } elsif ($env{'form.origpage'}) {
1.133 albertel 4072: $symb="";
4073: } else {
4074: $symb=&Apache::lonnet::symbread($feedurl);
4075: }
4076: unless ($symb) {
1.157 albertel 4077: $symb=$env{'form.symb'};
1.133 albertel 4078: }
1.237 raeburn 4079: if (defined($symb)) {
4080: ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb);
4081: } else {
4082: # backward compatibility (bulletin boards used to be 'wrapped')
4083: &Apache::lonenc::check_decrypt(\$feedurl);
4084: &dewrapper(\$feedurl);
4085: }
1.133 albertel 4086: my $goahead=1;
1.305 www 4087: if ($feedurl=~/$LONCAPA::assess_re/) {
1.133 albertel 4088: unless ($symb) { $goahead=0; }
4089: }
4090: if (!$goahead) {
4091: # Ambiguous Problem Resource
4092: $r->internal_redirect('/adm/ambiguous');
4093: return OK;
1.31 www 4094: }
1.8 www 4095: # Go ahead with feedback, no ambiguous reference
1.133 albertel 4096: unless (
4097: (
4098: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
4099: )
4100: ||
1.157 albertel 4101: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 4102: ||
1.157 albertel 4103: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 4104: ) {
1.135 albertel 4105: &Apache::loncommon::content_type($r,'text/html');
4106: $r->send_http_header;
1.133 albertel 4107: # Unable to give feedback
1.233 raeburn 4108: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 4109: &no_redirect_back($r,$feedurl);
1.178 albertel 4110: return OK;
1.133 albertel 4111: }
1.6 albertel 4112: # --------------------------------------------------- Print login screen header
1.157 albertel 4113: unless ($env{'form.sendit'}) {
1.233 raeburn 4114: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 4115: &Apache::loncommon::content_type($r,'text/html');
4116: $r->send_http_header;
1.234 raeburn 4117: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.235 raeburn 4118: my ($blocked,$blocktext) =
4119: &Apache::loncommon::blocking_status('boards');
1.234 raeburn 4120: if ($blocked) {
4121: $r->print(&blocked_reply_or_edit($blocktext));
4122: return OK;
4123: }
4124: }
1.303 raeburn 4125: my $options=&screen_header($feedurl,$symb,$group);
1.133 albertel 4126: if ($options) {
1.255 raeburn 4127: &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'});
1.133 albertel 4128: } else {
4129: &fail_redirect($r,$feedurl);
4130: }
4131: return OK;
1.6 albertel 4132: }
4133:
4134: # Get previous user input
1.9 albertel 4135: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 4136: $symb,$env{'user.name'},$env{'user.domain'},
4137: $env{'request.course.id'});
1.6 albertel 4138:
4139: # Get output from resource
1.237 raeburn 4140: &Apache::lonenc::check_encrypt(\$feedurl);
1.6 albertel 4141: my $usersaw=&resource_output($feedurl);
4142:
1.50 albertel 4143: # Get resource answer (need to allow student to view grades for this to work)
1.253 raeburn 4144: &Apache::lonnet::appenv({'allowed.vgr'=>'F'});
1.238 raeburn 4145: my $usersymb = &Apache::lonenc::check_encrypt($symb);
1.237 raeburn 4146: my $useranswer=
4147: &Apache::loncommon::get_student_answers(
1.238 raeburn 4148: $usersymb,$env{'user.name'},$env{'user.domain'},
1.237 raeburn 4149: $env{'request.course.id'});
1.50 albertel 4150: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 4151: # Get attachments, if any, and not too large
4152: my $attachmenturl='';
1.255 raeburn 4153: my $toolarge='';
1.157 albertel 4154: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
4155: ($env{'form.replydisc'})) {
1.133 albertel 4156: my ($symb,$idx);
1.157 albertel 4157: if ($env{'form.replydisc'}) {
4158: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
4159: } elsif ($env{'form.editdisc'}) {
4160: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
4161: } elsif ($env{'form.origpage'}) {
4162: $symb = $env{'form.symb'};
1.133 albertel 4163: }
1.132 albertel 4164: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 4165: my @currnewattach = ();
4166: my @deloldattach = ();
4167: my @keepold = ();
4168: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
4169: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
4170: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 4171: } elsif ($env{'form.attachment.filename'}) {
1.255 raeburn 4172: if (length($env{'form.attachment'})<=$attachmax{'num'}) {
4173: my $now = time;
4174: my $subdir = 'feedback/'.$now;
4175: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir);
4176: } else {
4177: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
4178: }
1.42 www 4179: }
1.6 albertel 4180: # Filter HTML out of message (could be nasty)
1.301 raeburn 4181: my $override;
4182: if ($env{'form.discuss'} =~ /^(?:author|question|course|policy)$/) {
4183: $override = 1;
4184: }
4185: my $message=&clear_out_html($env{'form.comment'},$override);
1.6 albertel 4186:
4187: # Assemble email
1.237 raeburn 4188: my ($email,$citations)=&assemble_email($message,$prevattempts,
1.133 albertel 4189: $usersaw,$useranswer);
1.40 albertel 4190:
1.6 albertel 4191: # Who gets this?
1.242 albertel 4192: my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl);
1.6 albertel 4193:
4194: # Actually send mail
1.297 raeburn 4195: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'}),
1.194 albertel 4196: $feedurl,$email,$citations,
1.240 raeburn 4197: $attachmenturl,$usersymb,%to);
1.13 www 4198:
4199: # Discussion? Store that.
1.32 albertel 4200: my $numpost=0;
1.207 albertel 4201: if ( ($env{'form.discuss'} ne ''
4202: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
4203: || $env{'form.anondiscuss'} ne '') {
1.297 raeburn 4204: my $subject = &clear_out_html($env{'form.subject'});
1.201 albertel 4205: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 4206: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
1.303 raeburn 4207: $subject,$group);
1.32 albertel 4208: $numpost++;
1.14 www 4209: }
1.175 www 4210:
4211: # Add to blog?
4212:
4213: my $blog='';
4214: if ($env{'form.blog'}) {
1.297 raeburn 4215: my $subject = &clear_out_html($env{'form.subject'});
1.175 www 4216: $status.=&Apache::lonrss::addentry($env{'user.name'},
4217: $env{'user.domain'},
4218: 'CourseBlog_'.$env{'request.course.id'},
4219: $subject,$message,$feedurl,'public');
1.278 raeburn 4220: if (&Apache::loncommon::course_type() eq 'Community') {
4221: $blog='<br />'.&mt('Added to my community blog').'<br />';
4222: } else {
4223: $blog='<br />'.&mt('Added to my course blog').'<br />';
4224: }
1.175 www 4225: }
1.133 albertel 4226:
1.6 albertel 4227: # Receipt screen and redirect back to where came from
1.255 raeburn 4228: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge);
1.133 albertel 4229: }
4230: return OK;
1.234 raeburn 4231: }
4232:
4233: sub blocked_reply_or_edit {
4234: my ($blocktext) = @_;
4235: return
4236: &Apache::loncommon::start_page('Resource Feedback and Discussion').
4237: $blocktext.'<br /><br /><a href="javascript:history.go(-1)">'.
4238: &mt('Back to previous page').
4239: &Apache::loncommon::end_page();
1.133 albertel 4240: }
1.6 albertel 4241:
1.133 albertel 4242: sub wrap_symb {
4243: my ($ressymb)=@_;
4244: if ($ressymb =~ /bulletin___\d+___/) {
4245: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
4246: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
4247: }
1.6 albertel 4248: }
1.133 albertel 4249: return $ressymb;
4250: }
4251: sub dewrapper {
4252: my ($feedurl)=@_;
4253: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
4254: $$feedurl=~s|^/adm/wrapper||;
4255: }
4256: }
4257:
4258: sub get_feedurl {
4259: my ($symb)=@_;
4260: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
4261: my $feedurl = &Apache::lonnet::clutter($url);
4262: &dewrapper(\$feedurl);
4263: return $feedurl;
1.15 www 4264: }
1.1 www 4265:
1.133 albertel 4266: sub get_feedurl_and_clean_symb {
4267: my ($symb)=@_;
4268: &Apache::lonenc::check_decrypt(\$symb);
4269: # backward compatibility (bulletin boards used to be 'wrapped')
4270: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
4271: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
4272: }
4273: my $feedurl = &get_feedurl($symb);
4274: return ($symb,$feedurl);
4275: }
1.180 raeburn 4276:
4277: sub editing_allowed {
1.208 raeburn 4278: my ($postid,$group) = @_;
4279: $postid = &unescape($postid);
1.180 raeburn 4280: my $can_edit = 0;
1.208 raeburn 4281: if ($group ne '') {
4282: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
4283: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
4284: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
4285: if (&check_group_priv($group,'egp') eq 'ok') {
4286: $can_edit = 1;
4287: }
4288: return $can_edit;
4289: }
4290: }
1.180 raeburn 4291: my $cid = $env{'request.course.id'};
4292: my $role = (split(/\./,$env{'request.role'}))[0];
4293: my $section = $env{'request.course.sec'};
1.184 albertel 4294: my $allow_editing_config =
4295: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 4296: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
4297: $can_edit = 1;
4298: } else {
1.184 albertel 4299: foreach my $editor (split(/,/,$allow_editing_config)) {
4300: my ($editor_role,$editor_sec) = split(/:/,$editor);
4301: if ($editor_role eq $role
4302: && defined($editor_sec)
4303: && defined($section)
4304: && $editor_sec eq $section) {
4305: $can_edit = 1;
4306: last;
4307: }
4308: if ($editor_role eq $role
4309: && !defined($editor_sec)) {
4310: $can_edit = 1;
4311: }
4312: }
1.180 raeburn 4313: }
4314: return $can_edit;
4315: }
4316:
1.208 raeburn 4317: sub check_group_priv {
4318: my ($group,$grp_priv) = @_;
4319: foreach my $priv ('mdg','vcg') {
4320: my $checkcourse = $env{'request.course.id'}.
4321: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
4322: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
4323: return 'ok';
4324: }
4325: }
4326: if ($grp_priv && $group ne '') {
4327: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
4328: return 'ok';
4329: }
4330: }
4331: return '';
4332: }
4333:
1.211 albertel 4334: sub group_args {
1.208 raeburn 4335: my ($group) = @_;
1.211 albertel 4336: if ($group eq '') { return ''; }
4337: my $extra_args = '&group='.$group;
1.208 raeburn 4338: if (exists($env{'form.ref'})) {
1.211 albertel 4339: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 4340: }
4341: return $extra_args;
4342: }
4343:
1.237 raeburn 4344: sub get_resource_title {
4345: my ($symb,$feedurl) = @_;
4346: my ($restitle,$plainurl);
4347: if (defined($symb)) {
4348: my $plain_symb = &Apache::lonenc::check_decrypt($symb);
4349: $restitle = &Apache::lonnet::gettitle($plain_symb);
4350: }
4351: if (defined($feedurl)) {
4352: $plainurl = &Apache::lonenc::check_decrypt($feedurl);
4353: }
4354: if (!defined($restitle)) {
4355: if (defined($feedurl)) {
4356: $restitle = &Apache::lonnet::gettitle($plainurl);
4357: }
4358: }
4359: if ($plainurl ne $feedurl) {
4360: my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-);
4361: if ($plain_filename eq $restitle) {
4362: $restitle = &mt('Untitled resource');
4363: }
4364: }
4365: if ($restitle eq '') {
4366: $restitle = &mt('Untitled resource');
4367: }
4368: return $restitle;
4369: }
4370:
1.1 www 4371: 1;
4372: __END__
1.257 jms 4373:
4374:
4375: =pod
4376:
4377: =head1 NAME
4378:
4379: Apache::lonfeedback.pm
4380:
4381: =head1 SYNOPSIS
4382:
4383: Handles feedback from students to instructors and system administrators.
4384:
4385: Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
4386:
4387: Used by lonmsg.pm.
4388:
4389: This is part of the LearningOnline Network with CAPA project
4390: described at http://www.lon-capa.org.
4391:
4392: =head1 OVERVIEW
4393:
4394: None
4395:
4396: =head1 SUBROUTINES
4397:
4398: =over
4399:
4400: =item discussion_open()
4401:
4402: =item discussion_visible()
4403:
4404: =item list_discussion()
4405:
4406: =item send_feedback_link()
4407:
4408: =item send_message_link()
4409:
4410: =item action_links_bar()
4411:
4412: =item postingform_display()
4413:
4414: =item build_posting_display
4415:
4416: =item filter_regexp()
4417:
4418: =item get_post_contents()
4419:
4420: =item replicate_attachments()
4421:
4422: =item mail_screen()
4423:
4424: =item print_display_options()
4425:
4426: =item print_sortfilter_options()
4427:
4428: =item print_showposters()
4429:
4430: =item get_post_versions()
4431:
4432: =item get_post_attachments()
4433:
4434: =item fail_redirect()
4435:
4436: =item redirect_back()
4437:
4438: =item no_redirect_back()
4439:
4440: =item screen_header()
4441:
4442: =item resource_output()
4443:
4444: =item clear_out_html()
4445:
4446: =item assemble_email()
4447:
4448: =item feedback_available()
4449:
4450: =item send_msg()
4451:
4452: =item adddiscuss()
4453:
4454: =item get_discussion_info()
4455:
4456: =item show_preview()
4457:
4458: =item newline_to_br()
4459:
1.283 faziophi 4460: =item tidy_html()
4461:
1.257 jms 4462: =item generate_preview_button()
4463:
4464: =item modify_attachments()
4465:
4466: =item process_attachments()
4467:
4468: =item generate_attachments_button()
4469:
4470: =item extract_attachments()
4471:
4472: =item construct_attachmenturl()
4473:
4474: =item add_blog_checkbox()
4475:
4476: =item has_discussion()
4477:
4478: =item sort_filter_names()
4479:
4480: =item handler()
4481:
4482: =item blocked_reply_or_edit()
4483:
4484: =item wrap_symb()
4485:
4486: =item dewrapper()
4487:
4488: =item get_feedurl()
4489:
4490: =item get_feedurl_and_clean_symb()
4491:
4492: =item editing_allowed()
4493:
4494: =item check_group_priv()
4495:
4496: =item group_args()
4497:
4498: =item get_resource_title()
4499:
4500: =back
4501:
1.258 bisitz 4502: =cut
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