Annotation of loncom/interface/lonfeedback.pm, revision 1.326
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.326 ! www 4: # $Id: lonfeedback.pm,v 1.325 2012/01/06 19:18:11 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
1.326 ! www 1005: # Get the boundaries for markup
! 1006: my $oneplus=$ave+$stddev;
! 1007: my $twoplus=$ave+2.*$stddev;
! 1008: my $oneminus=$ave-$stddev;
! 1009: my $twominus=$ave-2.*$stddev;
! 1010: # &Apache::lonnet::logthis(join(',',@theselikes)." Ave $ave StdDev $stddev $twominus $oneminus $oneplus $twoplus");
1.325 www 1011: #
1012: # This is now the real loop. Go through all entries, pick up what we need
1013: #
1.116 raeburn 1014: for (my $id=1;$id<=$contrib{'version'};$id++) {
1015: my $idx=$id;
1.300 raeburn 1016: next if ($contrib{$idx.':deleted'});
1017: next if ($contrib{$idx.':hidden'});
1.324 www 1018: # 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
1019: # previous edits, but it counts as one entry
1.116 raeburn 1020: my $posttime = $contrib{$idx.':timestamp'};
1021: if ($prevread <= $posttime) {
1022: $$newpostsflag = 1;
1023: }
1024: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
1025: my $origindex='0.';
1026: my $numoldver=0;
1027: if ($contrib{$idx.':replyto'}) {
1.157 albertel 1028: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1029: # this is a follow-up message
1030: $original[$idx]=$original[$contrib{$idx.':replyto'}];
1031: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
1032: $origindex=$index[$contrib{$idx.':replyto'}];
1033: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
1034: } else {
1035: $original[$idx]=0;
1036: $$depth[$idx]=0;
1037: }
1038: } else {
1039: # this is an original message
1040: $original[$idx]=0;
1041: $$depth[$idx]=0;
1042: }
1043: if ($$replies[$$depth[$idx]]) {
1044: $$replies[$$depth[$idx]]++;
1045: } else {
1046: $$replies[$$depth[$idx]]=1;
1047: }
1.300 raeburn 1048: unless ((($hiddens{$idx}) && (!$seeid)) || ($deletions{$idx})) {
1.116 raeburn 1049: $$visible++;
1050: if ($contrib{$idx.':history'}) {
1051: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1052: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1053: $numoldver = @oldversions;
1054: } else {
1055: $numoldver = 1;
1056: }
1057: }
1058: $$current = $numoldver;
1059: my %messages = ();
1060: my %subjects = ();
1061: my %attachtxt = ();
1062: my %allattachments = ();
1063: my ($screenname,$plainname);
1064: my $sender = &mt('Anonymous');
1.173 www 1065: # Anonymous users getting number within a discussion
1066: # Since idx is in static order, this should give the same sequence every time.
1067: my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'};
1068: unless ($$anonhash{$key}) {
1069: $anoncnt++;
1070: $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
1071: }
1.116 raeburn 1072: my ($message,$subject,$vgrlink,$ctlink);
1073: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
1074:
1075:
1076: # Set up for sorting by subject
1077: unless ($outputtarget eq 'export') {
1078: $message=$messages{$numoldver};
1079: $message.=$attachtxt{$numoldver};
1080: $subject=$subjects{$numoldver};
1081: if ($message) {
1.300 raeburn 1082: if ($hiddens{$idx}) {
1.116 raeburn 1083: $message='<font color="#888888">'.$message.'</font>';
1084: if ($studenthidden) {
1085: $message .='<br /><br />Deleted by poster (student).';
1086: }
1087: }
1088:
1089: if ($subject eq '') {
1090: if (defined($$subjectsort{'__No subject'})) {
1.221 raeburn 1091: push(@{$$subjectsort{'__No subject'}}, $idx);
1.116 raeburn 1092: } else {
1093: @{$$subjectsort{'__No subject'}} = ("$idx");
1094: }
1095: } else {
1096: if (defined($$subjectsort{$subject})) {
1.221 raeburn 1097: push(@{$$subjectsort{$subject}}, $idx);
1.116 raeburn 1098: } else {
1099: @{$$subjectsort{$subject}} = ("$idx");
1100: }
1101: }
1.248 albertel 1102: if (!$contrib{$idx.':anonymous'} || $see_anonymous) {
1.116 raeburn 1103: $sender=&Apache::loncommon::aboutmewrapper(
1104: $plainname,
1105: $contrib{$idx.':sendername'},
1106: $contrib{$idx.':senderdomain'}).' ('.
1.254 bisitz 1107: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1108: $contrib{$idx.':senderdomain'}.')';
1.287 raeburn 1109: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1110: if ($contrib{$idx.':anonymous'}) {
1.173 www 1111: $sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
1.116 raeburn 1112: $screenname;
1113: }
1.248 albertel 1114: if ($see_anonymous) {
1115: $sender.=&Apache::loncommon::student_image_tag($contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1116: }
1.116 raeburn 1117: # Set up for sorting by domain, then username
1118: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
1119: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
1120: }
1121: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
1.221 raeburn 1122: push(@{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx);
1.116 raeburn 1123: } else {
1124: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
1125: }
1126: # Set up for sorting by last name, then first name
1127: my %names = &Apache::lonnet::get('environment',
1128: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
1129: ,$contrib{$idx.':sendername'});
1130: my $lastname = $names{'lastname'};
1131: my $firstname = $names{'firstname'};
1132: if ($lastname eq '') {
1133: $lastname = '_';
1134: }
1135: if ($firstname eq '') {
1136: $firstname = '_';
1137: }
1138: unless (defined($$namesort{$lastname})) {
1139: %{$$namesort{$lastname}} = ();
1140: }
1141: if (defined($$namesort{$lastname}{$firstname})) {
1.221 raeburn 1142: push(@{$$namesort{$lastname}{$firstname}}, $idx);
1.116 raeburn 1143: } else {
1144: @{$$namesort{$lastname}{$firstname}} = ("$idx");
1145: }
1.299 raeburn 1146: if ($outputtarget ne 'tex') {
1.322 www 1147: unless ($likes{$symb.':'.$idx.':likers'}=~/\,\Q$thisuser\E\,/) {
1148: $sender.=' '.&discussion_link($symb,&mt('Like'),'like',$idx,$$newpostsflag,$prevread,&group_args($group));
1149: }
1150: unless ($likes{$symb.':'.$idx.':unlikers'}=~/\,\Q$thisuser\E\,/) {
1151: $sender.=' '.&discussion_link($symb,&mt('Unlike'),'unlike',$idx,$$newpostsflag,$prevread,&group_args($group));
1152: }
1.323 www 1153: my $thislikes=$likes{$symb.':'.$idx.':likes'};
1154: if ($thislikes>0) {
1155: $sender.=' ('.&mt("[_1] likes",$thislikes).')';
1156: } elsif ($thislikes<0) {
1157: $sender.=' ('.&mt("[_1] unlikes",abs($thislikes)).')';
1158: }
1.299 raeburn 1159: if (&editing_allowed($escsymb.':::'.$idx,$group)) {
1160: if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
1.308 www 1161: $sender.=' '.
1162: &discussion_link($symb,&mt('Edit'),'editdisc',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1163: unless ($seeid) {
1164: my $grpargs = &group_args($group);
1165: $sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
1166: $sender .= '">'.&mt('Delete').'</a>';
1167: }
1.116 raeburn 1168: }
1169: }
1.299 raeburn 1170: if ($seeid) {
1.300 raeburn 1171: if ($hiddens{$idx}) {
1.299 raeburn 1172: unless ($studenthidden) {
1.308 www 1173: $sender.=' '.
1174: &discussion_link($symb,&mt('Make Visible'),'unhide',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1175: }
1176: } else {
1.308 www 1177: $sender.=' '.
1178: &discussion_link($symb,&mt('Hide'),'hide',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1179: }
1180: my $grpargs = &group_args($group);
1181: $sender.=
1182: " <a href=\"javascript:verifydelete('seeiddelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')\">";
1183: $sender .= &mt('Delete').'</a>';
1184: }
1.116 raeburn 1185: }
1.299 raeburn 1186: } else {
1.116 raeburn 1187: if ($screenname) {
1188: $sender='<i>'.$screenname.'</i>';
1.173 www 1189: } else {
1190: $sender='<i>'.$$anonhash{$key}.'</i>';
1.116 raeburn 1191: }
1.287 raeburn 1192: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1193: # Set up for sorting by domain, then username for anonymous
1194: unless (defined($$usernamesort{'__anon'})) {
1195: %{$$usernamesort{'__anon'}} = ();
1196: }
1197: if (defined($$usernamesort{'__anon'}{'__anon'})) {
1.221 raeburn 1198: push(@{$$usernamesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1199: } else {
1200: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
1201: }
1202: # Set up for sorting by last name, then first name for anonymous
1203: unless (defined($$namesort{'__anon'})) {
1204: %{$$namesort{'__anon'}} = ();
1205: }
1206: if (defined($$namesort{'__anon'}{'__anon'})) {
1.221 raeburn 1207: push(@{$$namesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1208: } else {
1209: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
1210: }
1211: }
1.299 raeburn 1212: if ($outputtarget ne 'tex') {
1213: if (&discussion_open($status)) {
1214: if (($group ne '') &&
1215: (&check_group_priv($group,'pgd') eq 'ok')) {
1.307 www 1216: $sender.=' '.
1217: &discussion_link($symb,&mt('Reply'),'replydisc',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1218: } elsif (&Apache::lonnet::allowed('pch',
1219: $env{'request.course.id'}.
1220: ($env{'request.course.sec'}?'/'.
1221: $env{'request.course.sec'}:''))) {
1.307 www 1222: $sender.=' '.
1223: &discussion_link($symb,&mt('Reply'),'replydisc',$idx,$$newpostsflag,$prevread);
1.208 raeburn 1224: }
1.116 raeburn 1225: }
1.299 raeburn 1226: if ($viewgrades) {
1.290 bisitz 1227: $vgrlink=&Apache::loncommon::submlink(&mt('Submissions'),
1.299 raeburn 1228: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
1229: }
1230: if ($$dischash{$readkey}=~/\.$idx\./) {
1231: $ctlink = '<label><b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" /></label>';
1232: } else {
1233: $ctlink = '<label><b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" /></label>';
1234: }
1.116 raeburn 1235: }
1236: }
1237: #figure out at what position this needs to print
1238: }
1239: if ($outputtarget eq 'export' || $message) {
1240: my $thisindex=$idx;
1.157 albertel 1241: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1242: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
1243: }
1244: $$alldiscussion{$thisindex}=$idx;
1245: $$shown{$idx} = 0;
1246: $index[$idx]=$thisindex;
1247: }
1248: if ($outputtarget eq 'export') {
1249: %{$$imsitems{$idx}} = ();
1250: $$imsitems{$idx}{'isvisible'}='true';
1.300 raeburn 1251: if ($hiddens{$idx}) {
1.116 raeburn 1252: $$imsitems{$idx}{'isvisible'}='false';
1253: }
1254: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
1255: $$imsitems{$idx}{'message'}=$messages{$numoldver};
1256: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
1257: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
1258: $$imsitems{$idx}{'sender'}=$plainname.' ('.
1.276 bisitz 1259: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1260: $contrib{$idx.':senderdomain'}.')';
1261: $$imsitems{$idx}{'isanonymous'}='false';
1262: if ($contrib{$idx.':anonymous'}) {
1263: $$imsitems{$idx}{'isanonymous'}='true';
1264: }
1265: $$imsitems{$idx}{'currversion'}=$numoldver;
1266: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
1267: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
1268: $$shown{$idx} = 1;
1269: }
1270: } else {
1271: if ($message) {
1272: my $spansize = 2;
1273: if ($showonlyunread && $prevread > $posttime) {
1274: $$notshown{$idx} = 1;
1275: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1276: $$notshown{$idx} = 1;
1277: } else {
1278: # apply filters
1279: my $uname = $contrib{$idx.':sendername'};
1280: my $udom = $contrib{$idx.':senderdomain'};
1281: my $poster = $uname.':'.$udom;
1.208 raeburn 1282: if ($env{'form.totposters'} ne '') {
1.143 raeburn 1283: if ($totposters == 0) {
1284: $$shown{$idx} = 0;
1285: } elsif ($totposters > 0) {
1286: if (grep/^$poster$/,@{$posters}) {
1287: $$shown{$idx} = 1;
1.116 raeburn 1288: }
1289: }
1.143 raeburn 1290: } elsif ($sortposts) {
1.116 raeburn 1291: if ($skiptest) {
1292: $$shown{$idx} = 1;
1293: } else {
1294: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1295: if ($role =~ /^cc:/) {
1296: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1297: if ($role =~ /$cc_regexp/) {
1298: $$shown{$idx} = 1;
1.144 raeburn 1299: last;
1.143 raeburn 1300: }
1301: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1302: $$shown{$idx} = 1;
1303: last;
1304: }
1305: }
1306: }
1.210 albertel 1307: if ($$shown{$idx} && !$skip_group_check) {
1.208 raeburn 1308: my $showflag = 0;
1309: if (ref($$classgroups{$poster}{active}) eq 'HASH') {
1310: foreach my $grp (@{$grouppick}) {
1311: if (grep/^\Q$grp\E$/,
1312: keys(%{$$classgroups{$poster}{active}})) {
1313: $showflag = 1;
1314: last;
1315: }
1316: }
1317: }
1318: if ($showflag) {
1319: $$shown{$idx} = 1;
1320: } else {
1321: $$shown{$idx} = 0;
1322: }
1323: }
1.143 raeburn 1324: } else {
1325: $$shown{$idx} = 1;
1.116 raeburn 1326: }
1327: }
1328: unless ($$notshown{$idx} == 1) {
1329: if ($prevread > 0 && $prevread <= $posttime) {
1330: $$newitem{$idx} = 1;
1.315 www 1331: $$discussionitems[$idx] .= '<font color="#FF0000"><b>'.&mt('NEW').' </b></font>';
1.116 raeburn 1332: } else {
1333: $$newitem{$idx} = 0;
1334: }
1.315 www 1335: $$discussionitems[$idx] .= '<b>'.$subject.'</b> '.
1.288 raeburn 1336: $sender.' '.$vgrlink.' ('.
1.315 www 1337: &Apache::lonlocal::locallocaltime($posttime).')';
1.116 raeburn 1338: if ($$dischash{$toggkey}) {
1.315 www 1339: $$discussionitems[$idx].=' '.$ctlink;
1.116 raeburn 1340: }
1.326 ! www 1341: # Figure out size based on likes
! 1342: my $thislikes=$likes{$symb.':'.$idx.':likes'};
! 1343: my $likesize="100";
! 1344: if ($thislikes>$twoplus) {
! 1345: $likesize="200";
! 1346: } elsif ($thislikes>$oneplus) {
! 1347: $likesize="150";
! 1348: }
! 1349: if ($thislikes<$twominus) {
! 1350: $likesize="50";
! 1351: } elsif ($thislikes<$oneminus) {
! 1352: $likesize="75";
! 1353: }
1.315 www 1354: $$discussionitems[$idx].= '<br /><blockquote>'.
1.326 ! www 1355: "<div style='font-size:$likesize%'>".
! 1356: $message.
! 1357: '</div></blockquote>';
1.116 raeburn 1358: if ($contrib{$idx.':history'}) {
1359: my @postversions = ();
1360: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1361: if ($seeid) {
1.308 www 1362: $$discussionitems[$idx] .= ' '.
1363: &discussion_link($symb,&mt('Display all versions'),'allversions',$idx,$$newpostsflag,$prevread,&group_args($group));
1.116 raeburn 1364: }
1365: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1366: if ($contrib{$idx.':history'} =~ m/:/) {
1.221 raeburn 1367: @postversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1368: } else {
1369: @postversions = ("$contrib{$idx.':history'}");
1370: }
1371: for (my $i=0; $i<@postversions; $i++) {
1372: my $version = $i+1;
1373: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1374: }
1375: }
1.324 www 1376: # end of unless ($$notshown ...)
1.116 raeburn 1377: }
1.324 www 1378: # end of if ($message) ...
1.116 raeburn 1379: }
1.324 www 1380: # end of the else-branch of target being export
1.116 raeburn 1381: }
1.324 www 1382: # end of unless hidden or deleted
1.116 raeburn 1383: }
1.324 www 1384: # end of the loop over all discussion entries
1.116 raeburn 1385: }
1.325 www 1386: # end of "if there actually are any discussions
1.116 raeburn 1387: }
1.324 www 1388: # end of subroutine "build_posting_display"
1.116 raeburn 1389: }
1390:
1.143 raeburn 1391: sub filter_regexp {
1392: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1393: my ($roleregexp,$secregexp,$statusregexp);
1394: my $skiptest = 1;
1395: if (@{$rolefilter} > 0) {
1396: my @okrolefilter = ();
1.221 raeburn 1397: foreach my $role (@{$rolefilter}) {
1398: unless ($role eq '') {
1399: push(@okrolefilter, $role);
1.143 raeburn 1400: }
1401: }
1402: if (@okrolefilter > 0) {
1403: if (grep/^all$/,@okrolefilter) {
1404: $roleregexp='[^:]+';
1405: } else {
1406: if (@okrolefilter == 1) {
1407: $roleregexp=$okrolefilter[0];
1408: } else {
1409: $roleregexp='('.join('|',@okrolefilter).')';
1410: }
1411: $skiptest = 0;
1412: }
1413: }
1414: }
1415: if (@{$sectionpick} > 0) {
1416: my @oksectionpick = ();
1.221 raeburn 1417: foreach my $sec (@{$sectionpick}) {
1418: unless ($sec eq '') {
1419: push(@oksectionpick, $sec);
1.143 raeburn 1420: }
1421: }
1422: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1423: if (@oksectionpick == 1) {
1424: $secregexp = $oksectionpick[0];
1425: } else {
1426: $secregexp .= '('.join('|',@oksectionpick).')';
1427: }
1428: $skiptest = 0;
1429: } else {
1430: $secregexp .= '[^:]*';
1431: }
1432: }
1.208 raeburn 1433:
1.143 raeburn 1434: if (defined($statusfilter) && $statusfilter ne '') {
1435: if ($statusfilter eq 'all') {
1436: $statusregexp = '[^:]+';
1437: } else {
1438: $statusregexp = $statusfilter;
1439: $skiptest = 0;
1440: }
1441: }
1442: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1443: }
1444:
1445:
1.116 raeburn 1446: sub get_post_contents {
1447: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1448: my $discussion = '';
1449: my $start=$numver;
1450: my $end=$numver + 1;
1451: %{$$imsfiles{$idx}}=();
1452: if ($type eq 'allversions') {
1453: unless($seeid) {
1.208 raeburn 1454: $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
1.116 raeburn 1455: return $discussion;
1456: }
1457: }
1.126 albertel 1458: # $$screenname=&Apache::loncommon::screenname(
1459: # $$contrib{$idx.':sendername'},
1460: # $$contrib{$idx.':senderdomain'});
1.172 www 1461: $$plainname=&Apache::loncommon::nickname(
1462: $$contrib{$idx.':sendername'},
1463: $$contrib{$idx.':senderdomain'});
1464: $$screenname=$$contrib{$idx.':screenname'};
1465:
1.116 raeburn 1466: my $sender=&Apache::loncommon::aboutmewrapper(
1467: $$plainname,
1468: $$contrib{$idx.':sendername'},
1469: $$contrib{$idx.':senderdomain'}).' ('.
1.276 bisitz 1470: $$contrib{$idx.':sendername'}.':'.
1.116 raeburn 1471: $$contrib{$idx.':senderdomain'}.')';
1472: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1473: my @postversions = ();
1474: if ($type eq 'allversions' || $type eq 'export') {
1475: $start = 0;
1476: if ($$contrib{$idx.':history'}) {
1.174 albertel 1477: @postversions = split(/:/,$$contrib{$idx.':history'});
1.116 raeburn 1478: }
1479: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1480: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1.221 raeburn 1481: push(@postversions,$$contrib{$idx.':timestamp'});
1.116 raeburn 1482: $end = @postversions;
1483: } else {
1484: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1485: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1486: }
1487:
1488: if ($$contrib{$idx.':anonymous'}) {
1489: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1490: }
1491: if ($type eq 'allversions') {
1492: $discussion=('<b>'.$sender.'</b><br /><ul>');
1493: }
1494: for (my $i=$start; $i<$end; $i++) {
1495: my ($timesent,$attachmsg);
1496: my %currattach = ();
1497: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1.286 raeburn 1498: unless (&contains_block_html($messages->{$i})) {
1499: &newline_to_br(\$messages->{$i});
1500: }
1.116 raeburn 1501: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1502: $$subjects{$i}=~s/\n/\<br \/\>/g;
1503: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1504: if ($attachmenturls) {
1505: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1506: }
1507: if ($type eq 'export') {
1508: $$imsfiles{$idx}{$i} = '';
1509: if ($attachmsg) {
1.220 raeburn 1510: $$attachtxt{$i} = '<br />'.&mt('Attachments').':<br />';
1.221 raeburn 1511: foreach my $key (sort(keys(%currattach))) {
1512: if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1.116 raeburn 1513: my $fname = $1.$3.'/'.$4;
1.284 raeburn 1514: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'" />'."\n";
1.116 raeburn 1515: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1516: }
1517: }
1518: }
1519: } else {
1520: if ($attachmsg) {
1.220 raeburn 1521: $$attachtxt{$i} = '<br />'.&mt('Attachments').':'.$attachmsg.'<br />';
1.116 raeburn 1522: } else {
1523: $$attachtxt{$i} = '';
1524: }
1525: }
1526: if ($type eq 'allversions') {
1527: $discussion.= <<"END";
1528: <li><b>$$subjects{$i}</b>, $timesent<br />
1529: $$messages{$i}<br />
1530: $$attachtxt{$i}</li>
1531: END
1532: }
1533: }
1534: if ($type eq 'allversions') {
1.187 albertel 1535: $discussion.='</ul>';
1.116 raeburn 1536: return $discussion;
1537: } else {
1538: return;
1539: }
1540: }
1541:
1542: sub replicate_attachments {
1543: my ($attachrefs,$tempexport) = @_;
1544: my $response;
1.221 raeburn 1545: foreach my $id (keys(%{$attachrefs})) {
1.116 raeburn 1546: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1547: my $path = $tempexport;
1548: my $tail = $1.'/'.$2.$4;
1.221 raeburn 1549: my @extras = split(/\//,$tail);
1.116 raeburn 1550: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1551: if (!-e $destination) {
1552: my $i= 0;
1553: while ($i<@extras) {
1554: $path .= '/'.$extras[$i];
1555: if (!-e $path) {
1556: mkdir($path,0700);
1557: }
1558: $i ++;
1559: }
1560: my ($content,$rtncode);
1561: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1562: if ($uploadreply eq 'ok') {
1.125 raeburn 1563: my $attachcopy;
1564: if ($attachcopy = Apache::File->new('>'.$destination)) {
1565: print $attachcopy $content;
1566: close($attachcopy);
1567: } else {
1.220 raeburn 1568: $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'<br />'."\n";
1.125 raeburn 1569: }
1.116 raeburn 1570: } else {
1.125 raeburn 1571: &Apache::lonnet::logthis("Replication of attachment failed when building IMS export of discussion posts - domain: $1, course: $2, file: $$attachrefs{$id}{'filename'} -error: $rtncode");
1.220 raeburn 1572: $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'<br />'."\n";
1.116 raeburn 1573: }
1574: }
1575: }
1576: }
1.125 raeburn 1577: return $response;
1.116 raeburn 1578: }
1579:
1.6 albertel 1580: sub mail_screen {
1.255 raeburn 1581: my ($r,$feedurl,$options,$caller_symb,$attachmaxtext) = @_;
1.157 albertel 1582: if (exists($env{'form.origpage'})) {
1.208 raeburn 1583: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']);
1.108 raeburn 1584: }
1.186 albertel 1585:
1.220 raeburn 1586: my %lt = &Apache::lonlocal::texthash(
1587: 'myqu' => 'My question/comment/feedback:',
1588: 'title' => 'Title',
1589: 'reta' => 'Retained attachments',
1.255 raeburn 1590: 'atta' => 'Attachment',
1.237 raeburn 1591: );
1.239 albertel 1592: my $restitle = &get_resource_title($caller_symb,$feedurl);
1.69 www 1593: my $quote='';
1.78 raeburn 1594: my $subject = '';
1.108 raeburn 1595: my $comment = '';
1.80 raeburn 1596: my $prevtag = '';
1.102 raeburn 1597: my $parentmsg = '';
1.108 raeburn 1598: my ($symb,$idx,$attachmenturls);
1599: my $numoldver = 0;
1600: my $attachmsg = '';
1601: my $newattachmsg = '';
1602: my @currnewattach = ();
1603: my @currdelold = ();
1604: my @keepold = ();
1.113 raeburn 1605: my %attachments = ();
1.108 raeburn 1606: my %currattach = ();
1607: my $attachnum = 0;
1608: my $anonchk = (<<END);
1609: function anonchk() {
1.199 albertel 1610: for (var i=0; i < document.mailform.discuss.length; i++) {
1611: if (document.mailform.discuss[i].checked) {
1612: document.attachment.discuss.value =
1613: document.mailform.discuss[i].value;
1614: }
1.198 albertel 1615: }
1616: if (document.mailform.blog.checked) {
1617: document.attachment.blog.value = 1;
1618: }
1.108 raeburn 1619: return
1620: }
1621: END
1622: my $anonscript;
1.157 albertel 1623: if (exists($env{'form.origpage'})) {
1.108 raeburn 1624: $anonscript = (<<END);
1.102 raeburn 1625: function setposttype() {
1.198 albertel 1626: var disc = "$env{'form.discuss'}";
1.199 albertel 1627: for (var i=0; i < document.mailform.discuss.length; i++) {
1628: if (disc == document.mailform.discuss[i].value) {
1629: document.mailform.discuss[i].checked = 1;
1630: }
1.198 albertel 1631: }
1632: var blog = "$env{'form.blog'}";
1633: if (blog == 1) {
1634: document.mailform.blog.checked=1;
1.108 raeburn 1635: }
1.102 raeburn 1636: return
1637: }
1638: END
1.108 raeburn 1639: } else {
1640: $anonscript = (<<END);
1641: function setposttype() {
1642: return
1643: }
1644: END
1645: }
1.157 albertel 1646: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1647: if ($env{'form.replydisc'}) {
1648: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1649: } else {
1.157 albertel 1650: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1651: }
1.157 albertel 1652: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1653: $env{'course.'.$env{'request.course.id'}.'.domain'},
1654: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1655: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1656: if ($contrib{$idx.':history'}) {
1657: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1658: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1659: $numoldver = @oldversions;
1660: } else {
1661: $numoldver = 1;
1662: }
1663: }
1.157 albertel 1664: if ($env{'form.replydisc'}) {
1.102 raeburn 1665: if ($contrib{$idx.':history'}) {
1666: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1667: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1668: $numoldver = @oldversions;
1669: } else {
1670: $numoldver = 1;
1671: }
1672: }
1.108 raeburn 1673: if ($idx > 0) {
1.116 raeburn 1674: my %msgversions = ();
1675: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1676: $quote = $msgversions{$numoldver};
1.108 raeburn 1677: }
1.102 raeburn 1678: if ($idx > 0) {
1.116 raeburn 1679: my %subversions = ();
1680: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1681: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1682: }
1.108 raeburn 1683: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1684: } else {
1.108 raeburn 1685: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1686: if ($idx > 0) {
1687: my %msgversions = ();
1688: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1689: $comment = $msgversions{$numoldver};
1690: my %subversions = ();
1691: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1692: $subject = $subversions{$numoldver};
1.102 raeburn 1693: }
1694: if (defined($contrib{$idx.':replyto'})) {
1695: $parentmsg = $contrib{$idx.':replyto'};
1696: }
1.157 albertel 1697: unless (exists($env{'form.origpage'})) {
1.203 albertel 1698: my $anonflag = 'nonanon';
1.108 raeburn 1699: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1700: $anonflag = 'anon';
1.108 raeburn 1701: }
1702: $anonscript = (<<END);
1.102 raeburn 1703: function setposttype () {
1.203 albertel 1704: var currtype = "$anonflag";
1705: for (var i=0; i<document.mailform.discuss.length; i++) {
1706: if (document.mailform.elements.discuss[i].value == currtype ) {
1707: document.mailform.elements.discuss[i].checked=1;
1708: }
1.102 raeburn 1709: }
1710: return
1711: }
1712: END
1.108 raeburn 1713: }
1.79 raeburn 1714: }
1.69 www 1715: }
1.157 albertel 1716: if ($env{'form.previous'}) {
1717: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1718: }
1.69 www 1719: }
1.108 raeburn 1720:
1.157 albertel 1721: if ($env{'form.origpage'}) {
1.204 www 1722: $subject = &unescape($env{'form.subject'});
1723: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1724: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1725: }
1.312 www 1726: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1,($env{'form.modal'}?'popup':0));
1.74 www 1727: my $send=&mt('Send');
1.220 raeburn 1728: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1729: my $js= <<END;
1.63 albertel 1730: <script type="text/javascript">
1731: //<!--
1.5 www 1732: function gosubmit() {
1733: var rec=0;
1.12 albertel 1734: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1735: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1736: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1737: rec=1;
1738: }
1739: } else {
1.203 albertel 1740: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1741: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1742: rec=1;
1743: }
1744: }
1745: }
1746: }
1.175 www 1747: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1748: if (document.mailform.elements.blog.checked) {
1.175 www 1749: rec=1;
1750: }
1751: }
1.5 www 1752:
1753: if (rec) {
1.118 albertel 1754: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1755: document.mailform.onsubmit();
1756: }
1.5 www 1757: document.mailform.submit();
1758: } else {
1.220 raeburn 1759: alert('$alert');
1.5 www 1760: }
1761: }
1.108 raeburn 1762: $anonchk
1.102 raeburn 1763: $anonscript
1.63 albertel 1764: //-->
1.5 www 1765: </script>
1.186 albertel 1766: END
1767:
1.297 raeburn 1768: my ($textareaheader,$textareaclass);
1769: if (&Apache::lonhtmlcommon::htmlareabrowser()) {
1770: $textareaheader = &Apache::lonhtmlcommon::htmlareaselectactive();
1771: $textareaclass = 'class="LC_richDefaultOff"';
1.301 raeburn 1772: if ($env{'request.course.id'}) {
1773: unless (($env{'course.'.$env{'request.course.id'}.'.allow_limited_html_in_feedback'} =~ /^\s*yes\s*$/i) || ($env{'form.sendmessageonly'})) {
1774: undef($textareaclass);
1775: }
1776: }
1.297 raeburn 1777: }
1778:
1.276 bisitz 1779: # Breadcrumbs
1780: my $brcrum = [{'href' => '',
1781: 'text' => 'Resource Feedback and Discussion'}];
1782:
1.189 albertel 1783: my %onload = ('onload' => 'window.focus();setposttype();');
1.306 www 1784: my %parms=('add_entries' => \%onload);
1785: if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }
1.186 albertel 1786: my $start_page=
1.306 www 1787: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,\%parms);
1.186 albertel 1788:
1.218 albertel 1789: if ($quote ne '') {
1.286 raeburn 1790: $quote = &HTML::Entities::decode($quote);
1791: unless (&contains_block_html($quote)) {
1792: &newline_to_br(\$quote);
1793: }
1.218 albertel 1794: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1795: }
1.309 www 1796: my $header='';
1797: unless ($env{'form.modal'}) {
1798: $header="<h2><tt>$restitle</tt></h2>";
1799: }
1.186 albertel 1800: $r->print(<<END);
1801: $start_page
1.309 www 1802: $header
1.43 www 1803: <form action="/adm/feedback" method="post" name="mailform"
1804: enctype="multipart/form-data">
1.80 raeburn 1805: $prevtag
1.63 albertel 1806: <input type="hidden" name="postdata" value="$feedurl" />
1.306 www 1807: <input type="hidden" name="modal" value="$env{'form.modal'}" />
1.102 raeburn 1808: END
1.157 albertel 1809: if ($env{'form.replydisc'}) {
1.102 raeburn 1810: $r->print(<<END);
1.157 albertel 1811: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1812: END
1.157 albertel 1813: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1814: $r->print(<<END);
1.271 bisitz 1815: <input type="hidden" name="editdisc" value="$env{'form.editdisc'}" />
1816: <input type="hidden" name="parentmsg" value="$parentmsg" />
1.102 raeburn 1817: END
1818: }
1.108 raeburn 1819: $r->print(<<END);
1.309 www 1820: $options
1.69 www 1821: $quote
1.297 raeburn 1822: <p>$lt{'myqu'}
1823: $textareaheader
1824: </p>
1.63 albertel 1825: <p>
1.47 bowersj2 1826: $latexHelp
1.267 bisitz 1827: </p>
1828: <p>
1.220 raeburn 1829: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1830: <p>
1.297 raeburn 1831: <textarea name="comment" id="comment" cols="60" rows="10" $textareaclass>$comment
1.63 albertel 1832: </textarea></p>
1.108 raeburn 1833: END
1.157 albertel 1834: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1835: if ($env{'form.origpage'}) {
1.221 raeburn 1836: foreach my $attach (@currnewattach) {
1837: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1838: }
1.221 raeburn 1839: foreach my $oldatt (@currdelold) {
1840: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1841: }
1842: }
1.157 albertel 1843: if ($env{'form.editdisc'}) {
1.108 raeburn 1844: if ($attachmenturls) {
1.113 raeburn 1845: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1846: $attachnum = scalar(keys(%currattach));
1847: foreach my $key (keys(%currattach)) {
1848: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1849: }
1850: }
1851: }
1852: } else {
1853: $r->print(<<END);
1.285 raeburn 1854: <p>
1.255 raeburn 1855: $lt{'atta'} $attachmaxtext: <input type="file" name="attachment" />
1.42 www 1856: </p>
1.108 raeburn 1857: END
1858: }
1.208 raeburn 1859: if (exists($env{'form.group'})) {
1860: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1861: }
1862: if (exists($env{'form.ref'})) {
1863: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1864: }
1.108 raeburn 1865: $r->print(<<END);
1.42 www 1866: <p>
1867: <input type="hidden" name="sendit" value="1" />
1.282 wenzelju 1868: <input type="button" value="$send" onclick='gosubmit();' />
1.42 www 1869: </p>
1.2 www 1870: </form>
1.108 raeburn 1871: END
1.157 albertel 1872: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1873: my $now = time;
1874: my $ressymb = $symb;
1.233 raeburn 1875: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1876: my $postidx = '';
1.157 albertel 1877: if ($env{'form.editdisc'}) {
1.108 raeburn 1878: $postidx = $idx;
1879: }
1880: if (@currnewattach > 0) {
1881: $attachnum += @currnewattach;
1882: }
1.235 raeburn 1883: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 1884: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1885: if ($attachnum > 0) {
1886: if (@currnewattach > 0) {
1.220 raeburn 1887: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1888: if (@currnewattach > 1) {
1889: $newattachmsg .= '<ol>';
1890: foreach my $item (@currnewattach) {
1891: $item =~ m#.*/([^/]+)$#;
1892: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1893: }
1894: $newattachmsg .= '</ol>'."\n";
1895: } else {
1896: $currnewattach[0] =~ m#.*/([^/]+)$#;
1897: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1898: }
1899: }
1900: if ($attachmsg) {
1.220 raeburn 1901: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1902: }
1903: if ($newattachmsg) {
1904: $r->print("$newattachmsg<br />");
1905: }
1906: }
1907: }
1908: $r->print(&generate_preview_button().
1.186 albertel 1909: &Apache::loncommon::end_page());
1910:
1.6 albertel 1911: }
1912:
1.97 raeburn 1913: sub print_display_options {
1.111 raeburn 1914: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1915: &Apache::loncommon::content_type($r,'text/html');
1916: $r->send_http_header;
1.98 raeburn 1917:
1.97 raeburn 1918: my $function = &Apache::loncommon::get_users_function();
1919: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1920: $env{'user.domain'});
1.97 raeburn 1921:
1922: my %lt = &Apache::lonlocal::texthash(
1923: 'pref' => 'Display Preference',
1924: 'curr' => 'Current setting ',
1925: 'actn' => 'Action',
1926: 'deff' => 'Default for all discussions',
1927: 'prca' => 'Preferences can be set for this discussion that determine ....',
1.264 schafran 1928: 'whpo' => 'Which posts are displayed when you display this discussion board or resource, and',
1.111 raeburn 1929: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1930: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1931: 'allposts' => 'All posts',
1932: 'unread' => 'New posts only',
1.111 raeburn 1933: 'unmark' => 'Posts not marked read',
1.97 raeburn 1934: 'ondisp' => 'Once displayed',
1.254 bisitz 1935: 'onmark' => 'Once marked not NEW',
1.111 raeburn 1936: 'toggon' => 'Shown',
1937: 'toggoff' => 'Not shown',
1.97 raeburn 1938: 'disa' => 'Posts displayed?',
1.111 raeburn 1939: 'npmr' => 'New posts cease to be identified as "NEW"?',
1940: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1941: 'chgt' => 'Change to ',
1942: 'mkdf' => 'Set to ',
1.111 raeburn 1943: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1944: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1945: );
1946:
1.111 raeburn 1947: my $dispchangeA = $lt{'unread'};
1948: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1949: my $markchange = $lt{'ondisp'};
1.111 raeburn 1950: my $toggchange = $lt{'toggon'};
1.97 raeburn 1951: my $currdisp = $lt{'allposts'};
1952: my $currmark = $lt{'onmark'};
1953: my $discdisp = 'allposts';
1954: my $discmark = 'onmark';
1.111 raeburn 1955: my $currtogg = $lt{'toggoff'};
1956: my $disctogg = 'toggoff';
1.97 raeburn 1957:
1.111 raeburn 1958: if ($dispchgA eq 'allposts') {
1959: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1960: $currdisp = $lt{'unread'};
1961: $discdisp = 'unread';
1962: }
1.111 raeburn 1963:
1.97 raeburn 1964: if ($markchg eq 'markonread') {
1965: $markchange = $lt{'onmark'};
1966: $currmark = $lt{'ondisp'};
1967: $discmark = 'ondisp';
1968: }
1.111 raeburn 1969:
1970: if ($dispchgB eq 'onlyunread') {
1971: $dispchangeB = $lt{'unread'};
1972: $currdisp = $lt{'unmark'};
1973: $discdisp = 'unmark';
1974: }
1975: if ($toggchg eq 'toggoff') {
1976: $toggchange = $lt{'toggoff'};
1977: $currtogg = $lt{'toggon'};
1978: $disctogg = 'toggon';
1979: }
1.187 albertel 1980:
1981: my $js = <<END;
1982: <script type="text/javascript">
1.111 raeburn 1983: function discdispChk(caller) {
1984: var disctogg = '$toggchg'
1985: if (caller == 0) {
1986: if (document.modifydisp.discdisp[0].checked == true) {
1987: if (document.modifydisp.discdisp[1].checked == true) {
1988: document.modifydisp.discdisp[1].checked = false
1989: }
1990: }
1991: }
1992: if (caller == 1) {
1993: if (document.modifydisp.discdisp[1].checked == true) {
1994: if (document.modifydisp.discdisp[0].checked == true) {
1995: document.modifydisp.discdisp[0].checked = false
1996: }
1997: if (disctogg == 'toggon') {
1998: document.modifydisp.disctogg.checked = true
1999: }
2000: if (disctogg == 'toggoff') {
2001: document.modifydisp.disctogg.checked = false
2002: }
2003: }
2004: }
2005: if (caller == 2) {
2006: var dispchgB = '$dispchgB'
2007: if (disctogg == 'toggoff') {
2008: if (document.modifydisp.disctogg.checked == true) {
2009: if (dispchgB == 'onlyunmark') {
2010: document.modifydisp.discdisp[1].checked = false
2011: }
2012: }
2013: }
2014: }
2015: }
2016:
1.97 raeburn 2017: function setDisp() {
2018: var prev = "$previous"
2019: var chktotal = 0
1.111 raeburn 2020: if (document.modifydisp.discdisp[0].checked == true) {
2021: document.modifydisp.$dispchgA.value = "$symb"
2022: chktotal ++
2023: }
2024: if (document.modifydisp.discdisp[1].checked == true) {
2025: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 2026: chktotal ++
2027: }
2028: if (document.modifydisp.discmark.checked == true) {
2029: document.modifydisp.$markchg.value = "$symb"
2030: chktotal ++
2031: }
1.111 raeburn 2032: if (document.modifydisp.disctogg.checked == true) {
2033: document.modifydisp.$toggchg.value = "$symb"
2034: chktotal ++
2035: }
1.97 raeburn 2036: if (chktotal > 0) {
2037: document.modifydisp.submit()
2038: } else {
2039: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
2040: if (prev > 0) {
2041: location.href = "$feedurl?previous=$previous"
2042: } else {
2043: location.href = "$feedurl"
2044: }
2045: }
2046: }
2047: }
2048: </script>
1.187 albertel 2049: END
2050:
2051:
2052: my $start_page =
2053: &Apache::loncommon::start_page('Discussion display options',$js);
2054: my $end_page =
2055: &Apache::loncommon::end_page();
2056: $r->print(<<END);
1.192 albertel 2057: $start_page
1.273 bisitz 2058: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 2059: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 2060: <br />
1.195 albertel 2061: END
2062: $r->print(&Apache::loncommon::start_data_table());
2063: $r->print(<<END);
2064: <tr>
2065: <th>$lt{'pref'}</td>
2066: <th>$lt{'curr'}</td>
2067: <th>$lt{'actn'}?</td>
1.97 raeburn 2068: </tr>
1.195 albertel 2069: END
2070: $r->print(&Apache::loncommon::start_data_table_row());
2071: $r->print(<<END);
1.97 raeburn 2072: <td>$lt{'disa'}</td>
2073: <td>$lt{$discdisp}</td>
1.282 wenzelju 2074: <td><label><input type="checkbox" name="discdisp" onclick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 2075: <br />
1.282 wenzelju 2076: <label><input type="checkbox" name="discdisp" onclick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 2077: </td>
1.195 albertel 2078: END
2079: $r->print(&Apache::loncommon::end_data_table_row());
2080: $r->print(&Apache::loncommon::start_data_table_row());
2081: $r->print(<<END);
1.97 raeburn 2082: <td>$lt{'npmr'}</td>
2083: <td>$lt{$discmark}</td>
1.151 albertel 2084: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 2085: END
2086: $r->print(&Apache::loncommon::end_data_table_row());
2087: $r->print(&Apache::loncommon::start_data_table_row());
2088: $r->print(<<END);
1.111 raeburn 2089: <td>$lt{'dotm'}</td>
2090: <td>$lt{$disctogg}</td>
1.282 wenzelju 2091: <td><label><input type="checkbox" name="disctogg" onclick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 2092: END
1.264 schafran 2093: my $save = &mt('Save');
1.195 albertel 2094: $r->print(&Apache::loncommon::end_data_table_row());
2095: $r->print(&Apache::loncommon::end_data_table());
2096: $r->print(<<END);
1.97 raeburn 2097: <br />
2098: <br />
1.137 albertel 2099: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 2100: <input type="hidden" name="previous" value="$previous" />
1.269 bisitz 2101: <input type="hidden" name="$dispchgA" value="" />
2102: <input type="hidden" name="$dispchgB" value="" />
2103: <input type="hidden" name="$markchg" value="" />
1.111 raeburn 2104: <input type="hidden" name="$toggchg" value="" />
1.282 wenzelju 2105: <input type="button" name="sub" value="$save" onclick="javascript:setDisp()" />
1.208 raeburn 2106: END
2107: if (exists($env{'form.group'})) {
2108: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2109: }
2110: if (exists($env{'form.ref'})) {
2111: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2112: }
2113: $r->print("
1.97 raeburn 2114: <br />
2115: <br />
2116: </form>
1.187 albertel 2117: $end_page
1.208 raeburn 2118: ");
1.97 raeburn 2119: return;
2120: }
2121:
1.100 raeburn 2122: sub print_sortfilter_options {
2123: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 2124:
1.135 albertel 2125: &Apache::loncommon::content_type($r,'text/html');
2126: $r->send_http_header;
2127:
1.139 albertel 2128: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2129: my @sections;
1.100 raeburn 2130: my $section_sel = '';
2131: my $numvisible = 5;
1.208 raeburn 2132: my @groups;
2133: my $group_sel = '';
2134: my $numgroupvis = 5;
1.197 albertel 2135: my %sectioncount = &Apache::loncommon::get_sections();
1.278 raeburn 2136: my @courseroles = qw(st ad ep ta in);
2137: my $crstype = &Apache::loncommon::course_type();
2138: my $ccrole = 'cc';
2139: if ($crstype eq 'Community') {
2140: $ccrole = 'co';
2141: }
2142: push(@courseroles,$ccrole);
2143:
1.157 albertel 2144: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2145: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2146: $numvisible = 2;
1.100 raeburn 2147: } else {
2148: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2149: if (scalar(@sections) < 4) {
2150: $numvisible = scalar(@sections) + 1;
2151: }
1.100 raeburn 2152: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2153:
1.100 raeburn 2154: }
1.212 albertel 2155: foreach my $sec (@sections) {
2156: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2157: }
1.208 raeburn 2158:
2159: if (&check_group_priv() eq 'ok') {
2160: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2161: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2162: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2163: @groups = sort {$a cmp $b} keys(%curr_groups);
2164: if (scalar(@groups) < 4) {
2165: $numgroupvis = scalar(@groups) + 1;
2166: }
2167: unshift(@groups,'all'); # Put 'all' at the front of the list
2168: } else {
2169: my @coursegroups = split(/:/,$env{'request.course.groups'});
2170: if (@coursegroups > 0) {
2171: @coursegroups = sort {$a cmp $b} @coursegroups;
2172: @groups = ('all',@coursegroups);
2173: if (scalar(@groups) < 4) {
2174: $numgroupvis = scalar(@groups) + 1;
2175: }
2176: } else {
2177: @groups = ('all');
2178: $numgroupvis = 1;
2179: }
2180: }
1.212 albertel 2181: foreach my $group (@groups) {
2182: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2183: }
2184:
1.100 raeburn 2185: my $function = &Apache::loncommon::get_users_function();
2186: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2187: $env{'user.domain'});
1.100 raeburn 2188: my %lt = &Apache::lonlocal::texthash(
2189: 'diop' => 'Display Options',
2190: 'curr' => 'Current setting ',
2191: 'actn' => 'Action',
1.143 raeburn 2192: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2193: 'soor' => 'Sort order',
1.143 raeburn 2194: 'spur' => 'Specific user roles',
2195: 'sprs' => 'Specific role status',
1.100 raeburn 2196: 'spse' => 'Specific sections',
1.208 raeburn 2197: 'spgr' => 'Specific groups',
1.100 raeburn 2198: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2199: 'shal' => 'Show a list of current posters',
1.247 albertel 2200: 'stor' => 'Save changes',
1.100 raeburn 2201: );
1.143 raeburn 2202:
2203: my %sort_types = ();
2204: my %role_types = ();
2205: my %status_types = ();
1.278 raeburn 2206: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.187 albertel 2207:
2208: my $js = <<END;
1.144 raeburn 2209: <script type="text/javascript">
2210: function verifyFilter() {
2211: var rolenum = 0
2212: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2213: if (document.modifyshown.rolefilter.options[i].selected == true) {
2214: rolenum ++
2215: }
2216: }
2217: if (rolenum == 0) {
2218: document.modifyshown.rolefilter.options[0].selected = true
2219: }
2220:
2221: var secnum = 0
2222: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2223: if (document.modifyshown.sectionpick.options[i].selected == true) {
2224: secnum ++
2225: }
2226: }
2227: if (secnum == 0) {
2228: document.modifyshown.sectionpick.options[0].selected = true
2229: }
1.208 raeburn 2230:
2231: var grpnum = 0
2232: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2233: if (document.modifyshown.grouppick.options[i].selected == true) {
2234: grpnum ++
2235: }
2236: }
2237: if (grpnum == 0) {
2238: document.modifyshown.grouppick.options[0].selected = true
2239: }
2240:
1.144 raeburn 2241: document.modifyshown.submit();
2242: }
2243: </script>
1.187 albertel 2244: END
2245:
2246: my $start_page=
2247: &Apache::loncommon::start_page('Discussion options',$js);
2248: my $end_page=
2249: &Apache::loncommon::end_page();
2250:
2251: $r->print(<<END);
2252: $start_page
1.273 bisitz 2253: <form name="modifyshown" method="post" action="/adm/feedback">
1.100 raeburn 2254: <b>$lt{'diso'}</b><br/> $lt{'prca'}
1.313 www 2255: <br />
1.100 raeburn 2256: <table border="0">
2257: <tr>
1.281 bisitz 2258: <th>$lt{'soor'}</th>
2259: <th> </th>
2260: <th>$lt{'sprs'}</th>
2261: <th> </th>
2262: <th>$lt{'spur'}</th>
2263: <th> </th>
2264: <th>$lt{'spse'}</th>
2265: <th> </th>
2266: <th>$lt{'spgr'}</th>
2267: <th> </th>
2268: <th>$lt{'psub'}</th>
1.100 raeburn 2269: </tr>
2270: <tr>
1.208 raeburn 2271: <td align="center" valign="top">
1.100 raeburn 2272: <select name="sortposts">
1.212 albertel 2273: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2274: <option value="descdate">$sort_types{'descdate'}</option>
2275: <option value="thread">$sort_types{'thread'}</option>
2276: <option value="subject">$sort_types{'subject'}</option>
2277: <option value="username">$sort_types{'username'}</option>
2278: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2279: </select>
2280: </td>
2281: <td> </td>
1.208 raeburn 2282: <td align="center" valign="top">
1.143 raeburn 2283: <select name="statusfilter">
1.215 albertel 2284: <option value="all" selected="selected">$status_types{'all'}</option>
2285: <option value="Active">$status_types{'Active'}</option>
2286: <option value="Expired">$status_types{'Expired'}</option>
2287: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2288: </select>
2289: </td>
2290: <td> </td>
1.208 raeburn 2291: <td align="center" valign="top">
1.262 bisitz 2292: <select name="rolefilter" multiple="multiple" size="5">
1.212 albertel 2293: <option value="all">$role_types{'all'}</option>
2294: <option value="st">$role_types{'st'}</option>
1.278 raeburn 2295: <option value="$ccrole">$role_types{$ccrole}</option>
1.212 albertel 2296: <option value="in">$role_types{'in'}</option>
2297: <option value="ta">$role_types{'ta'}</option>
2298: <option value="ep">$role_types{'ep'}</option>
1.278 raeburn 2299: <option value="ad">$role_types{'ad'}</option>
1.212 albertel 2300: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2301: </select>
2302: </td>
2303: <td> </td>
1.208 raeburn 2304: <td align="center" valign="top">
1.262 bisitz 2305: <select name="sectionpick" multiple="multiple" size="$numvisible">
1.100 raeburn 2306: $section_sel
2307: </select>
2308: </td>
2309: <td> </td>
1.208 raeburn 2310: <td align="center" valign="top">
1.262 bisitz 2311: <select name="grouppick" multiple="multiple" size="$numvisible">
1.208 raeburn 2312: $group_sel
2313: </select>
2314: </td>
2315: <td> </td>
2316: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2317: </tr>
2318: </table>
2319: <br />
1.313 www 2320: <input type="hidden" name="inhibitmenu" value="$env{'form.inhibitmenu'}" />
2321: <input type="hidden" name="modal" value="$env{'form.modal'}" />
1.100 raeburn 2322: <input type="hidden" name="previous" value="$previous" />
2323: <input type="hidden" name="applysort" value="$symb" />
1.282 wenzelju 2324: <input type="button" name="sub" value="$lt{'stor'}" onclick="verifyFilter()" />
1.208 raeburn 2325: END
2326: if (exists($env{'form.group'})) {
2327: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2328: }
2329: if (exists($env{'form.ref'})) {
2330: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2331: }
2332: $r->print("
1.100 raeburn 2333: <br />
2334: <br />
2335: </form>
1.187 albertel 2336: $end_page
1.208 raeburn 2337: ");
1.100 raeburn 2338: }
2339:
1.101 raeburn 2340: sub print_showposters {
2341: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2342:
1.154 albertel 2343: &Apache::loncommon::content_type($r,'text/html');
2344: $r->send_http_header;
2345:
1.139 albertel 2346: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2347: my $crs='/'.$env{'request.course.id'};
2348: if ($env{'request.course.sec'}) {
2349: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2350: }
1.101 raeburn 2351: $crs=~s/\_/\//g;
1.208 raeburn 2352: my $seeid;
2353: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2354: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2355: my $group = $env{'form.group'};
2356: my $ressymb = &wrap_symb($symb);
2357: if (($group ne '') &&
1.304 raeburn 2358: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
1.208 raeburn 2359: if (&check_group_priv($group,'dgp') eq 'ok') {
2360: $seeid = 1;
2361: }
2362: } else {
2363: $seeid=&Apache::lonnet::allowed('rin',$crs);
2364: }
1.157 albertel 2365: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2366: $cdom,$cnum);
1.101 raeburn 2367: my %namesort = ();
2368: my %postcounts = ();
1.186 albertel 2369:
1.208 raeburn 2370: my %lt = &Apache::lonlocal::texthash(
2371: sele => 'Select',
2372: full => 'Fullname',
1.220 raeburn 2373: usdo => 'Username:domain',
1.208 raeburn 2374: post => 'Posts',
2375: );
1.101 raeburn 2376: if ($contrib{'version'}) {
2377: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2378: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2379: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2380: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2381: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2382: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2383: my $lastname = $names{'lastname'};
2384: my $firstname = $names{'firstname'};
2385: if ($lastname eq '') {
2386: $lastname = '_';
2387: }
2388: if ($firstname eq '') {
2389: $firstname = '_';
2390: }
2391: unless (defined($namesort{$lastname})) {
2392: %{$namesort{$lastname}} = ();
2393: }
2394: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2395: $postcounts{$poster} ++;
2396: if (defined($namesort{$lastname}{$firstname})) {
2397: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2398: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2399: }
2400: } else {
2401: @{$namesort{$lastname}{$firstname}} = ("$poster");
2402: }
2403: }
2404: }
2405: }
2406: }
1.186 albertel 2407:
2408: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2409: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2410: $r->print(<<END);
1.186 albertel 2411: $start_page
1.101 raeburn 2412: <form name="pickpostersform" method="post">
1.196 albertel 2413: <br />
2414: $table_start
2415: <tr>
1.208 raeburn 2416: <th>#</th>
2417: <th>$lt{'sele'}</th>
2418: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2419: <th>$lt{'post'}</th>
1.101 raeburn 2420: </tr>
2421: END
2422: my $count = 0;
1.221 raeburn 2423: foreach my $last (sort(keys(%namesort))) {
2424: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2425: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2426: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2427: if (!$uname || !$udom) {
2428: next;
2429: } else {
2430: $count ++;
1.196 albertel 2431: $r->print(&Apache::loncommon::start_data_table_row().
2432: '<td align="right">'.$count.'</td>
1.221 raeburn 2433: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2434: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2435: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2436: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2437: }
2438: }
2439: }
2440: }
1.196 albertel 2441: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2442: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2443: $r->print(<<END);
2444: <br />
2445: <input type="hidden" name="sortposts" value="$sortposts" />
1.313 www 2446: <input type="hidden" name="modal" value="$env{'form.modal'}" />
1.101 raeburn 2447: <input type="hidden" name="userpick" value="$symb" />
1.282 wenzelju 2448: <input type="button" name="store" value="Display posts" onclick="javascript:document.pickpostersform.submit()" />
1.101 raeburn 2449: </form>
1.186 albertel 2450: $end_page
1.101 raeburn 2451: END
2452: }
2453:
1.112 raeburn 2454: sub get_post_versions {
1.116 raeburn 2455: my ($versions,$incoming,$htmldecode,$numver) = @_;
2456: if ($incoming =~ /^<version num="0">/) {
2457: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2458: my $done = 0;
2459:
1.116 raeburn 2460: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2461: my $num = $token->[1]{num};
2462: my $text = $p->get_text("/version");
2463: if (defined($numver)) {
2464: if ($num == $numver) {
2465: if ($htmldecode) {
2466: $text = &HTML::Entities::decode($text);
2467: }
2468: $$versions{$numver}=$text;
2469: $done = 1;
2470: }
2471: } else {
2472: if ($htmldecode) {
2473: $text = &HTML::Entities::decode($text);
2474: }
2475: $$versions{$num}=$text;
1.112 raeburn 2476: }
1.116 raeburn 2477: }
2478: } else {
2479: if (!defined($numver)) {
2480: $numver = 0;
2481: }
2482: if ($htmldecode) {
2483: $$versions{$numver} = $incoming;
1.112 raeburn 2484: } else {
1.116 raeburn 2485: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2486: }
2487: }
2488: return;
2489: }
2490:
1.113 raeburn 2491: sub get_post_attachments {
2492: my ($attachments,$attachmenturls) = @_;
2493: my $num;
1.116 raeburn 2494: if ($attachmenturls =~ m/^<attachment id="0">/) {
2495: my $p = HTML::LCParser->new(\$attachmenturls);
2496: while (my $token = $p->get_tag("attachment","filename","post")) {
2497: if ($token->[0] eq "attachment") {
2498: $num = $token->[1]{id};
2499: %{$$attachments{$num}} =();
2500: } elsif ($token->[0] eq "filename") {
2501: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2502: } elsif ($token->[0] eq "post") {
2503: my $id = $token->[1]{id};
2504: $$attachments{$num}{$id} = $p->get_text("/post");
2505: }
1.113 raeburn 2506: }
1.116 raeburn 2507: } else {
2508: %{$$attachments{'0'}} = ();
2509: $$attachments{'0'}{'filename'} = $attachmenturls;
2510: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2511: }
1.116 raeburn 2512:
1.113 raeburn 2513: return;
2514: }
2515:
1.150 albertel 2516: sub fail_redirect {
1.6 albertel 2517: my ($r,$feedurl) = @_;
1.70 www 2518: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2519: my %lt = &Apache::lonlocal::texthash(
1.289 bisitz 2520: 'sorr' => 'Sorry, no recipients ...',
1.220 raeburn 2521: );
1.150 albertel 2522: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2523: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2524: {'redirect' => [2,$feedurl],
2525: 'only_body' => 1,}));
2526: $r->print(<<ENDFAILREDIR);
1.150 albertel 2527: <img align="right" src="$logo" />
1.220 raeburn 2528: <b>$lt{'sorr'}</b>
1.5 www 2529: ENDFAILREDIR
1.186 albertel 2530: $r->print(&Apache::loncommon::end_page());
1.5 www 2531: }
1.4 www 2532:
1.6 albertel 2533: sub redirect_back {
1.255 raeburn 2534: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_;
1.100 raeburn 2535: my $sorttag = '';
1.101 raeburn 2536: my $roletag = '';
2537: my $statustag = '';
2538: my $sectag = '';
1.208 raeburn 2539: my $grptag = '';
1.101 raeburn 2540: my $userpicktag = '';
2541: my $qrystr = '';
1.80 raeburn 2542: my $prevtag = '';
1.133 albertel 2543:
1.135 albertel 2544: &Apache::loncommon::content_type($r,'text/html');
2545: $r->send_http_header;
1.133 albertel 2546: &dewrapper(\$feedurl);
1.70 www 2547: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2548: if ($previous > 0) {
2549: $qrystr = 'previous='.$previous;
2550: if ($feedurl =~ /\?register=1/) {
1.282 wenzelju 2551: $feedurl .= '&'.$qrystr;
1.80 raeburn 2552: } else {
2553: $feedurl .= '?'.$qrystr;
2554: }
2555: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2556: }
1.100 raeburn 2557: if (defined($sort)) {
2558: my $sortqry = 'sortposts='.$sort;
2559: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
1.282 wenzelju 2560: $feedurl .= '&'.$sortqry;
1.100 raeburn 2561: } else {
2562: $feedurl .= '?'.$sortqry;
2563: }
2564: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2565: if (defined($numpicks)) {
1.101 raeburn 2566: my $userpickqry = 'totposters='.$numpicks;
1.282 wenzelju 2567: $feedurl .= '&'.$userpickqry;
1.101 raeburn 2568: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2569: } else {
1.143 raeburn 2570: if (ref($sectionpick) eq 'ARRAY') {
1.282 wenzelju 2571: $feedurl .= '&sectionpick=';
1.143 raeburn 2572: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2573: foreach my $sec (@{$sectionpick}) {
2574: $feedurl .= $sec.',';
2575: $sectag .= $sec.',';
1.143 raeburn 2576: }
2577: $feedurl =~ s/,$//;
2578: $sectag =~ s/,$//;
2579: $sectag .= '" />';
2580: } else {
1.282 wenzelju 2581: $feedurl .= '&sectionpick='.$sectionpick;
1.143 raeburn 2582: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2583: }
1.208 raeburn 2584: if (ref($grouppick) eq 'ARRAY') {
1.282 wenzelju 2585: $feedurl .= '&grouppick=';
1.208 raeburn 2586: $sectag .= '<input type="hidden" name="grouppick" value="';
2587: foreach my $grp (@{$grouppick}) {
2588: $feedurl .= $grp.',';
2589: $grptag .= $grp.',';
2590: }
2591: $feedurl =~ s/,$//;
2592: $grptag =~ s/,$//;
2593: $grptag .= '" />';
2594: } else {
1.282 wenzelju 2595: $feedurl .= '&grouppick='.$grouppick;
1.208 raeburn 2596: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2597: }
1.143 raeburn 2598: if (ref($rolefilter) eq 'ARRAY') {
1.282 wenzelju 2599: $feedurl .= '&rolefilter=';
1.143 raeburn 2600: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2601: foreach my $role (@{$rolefilter}) {
2602: $feedurl .= $role.',';
2603: $roletag .= $role.',';
1.143 raeburn 2604: }
2605: $feedurl =~ s/,$//;
2606: $roletag =~ s/,$//;
2607: $roletag .= '" />';
2608: } else {
1.282 wenzelju 2609: $feedurl .= '&rolefilter='.$rolefilter;
1.143 raeburn 2610: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2611: }
1.282 wenzelju 2612: $feedurl .= '&statusfilter='.$statusfilter;
1.101 raeburn 2613: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2614: }
1.100 raeburn 2615: }
1.208 raeburn 2616: my $grouptag;
2617: if ($group ne '') {
1.269 bisitz 2618: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />';
2619: my $refarg;
1.208 raeburn 2620: if (exists($env{'form.ref'})) {
2621: $refarg = '&ref='.$env{'form.ref'};
2622: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2623: }
2624: if ($feedurl =~ /\?/) {
2625: $feedurl .= '&group='.$group.$refarg;
2626: } else {
2627: $feedurl .= '?group='.$group.$refarg;
2628: }
2629: }
1.233 raeburn 2630: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2631: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.306 www 2632: my %parms=('only_body' => 1);
2633: if ($env{'form.modal'}) {
2634: $parms{'add_entries'}={'onLoad' => 'document.forms.reldt.submit()'};
2635: } else {
2636: $parms{'redirect'}=[0,$feedurl];
2637: }
1.186 albertel 2638: my $start_page=
1.306 www 2639: &Apache::loncommon::start_page('Feedback sent',undef,\%parms);
1.186 albertel 2640: my $end_page = &Apache::loncommon::end_page();
2641: $r->print(<<ENDREDIR);
2642: $start_page
1.150 albertel 2643: <img align="right" src="$logo" />
1.5 www 2644: $typestyle
1.32 albertel 2645: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2646: $blog
1.255 raeburn 2647: $toolarge
1.63 albertel 2648: <font color="red">$status</font>
1.49 www 2649: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2650: $prevtag
1.100 raeburn 2651: $sorttag
1.101 raeburn 2652: $statustag
2653: $roletag
2654: $sectag
1.208 raeburn 2655: $grptag
1.101 raeburn 2656: $userpicktag
1.208 raeburn 2657: $grouptag
1.49 www 2658: </form>
1.186 albertel 2659: $end_page
1.2 www 2660: ENDREDIR
2661: }
1.6 albertel 2662:
2663: sub no_redirect_back {
2664: my ($r,$feedurl) = @_;
1.289 bisitz 2665: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2666:
1.200 albertel 2667: my %onload;
2668:
1.187 albertel 2669: my %body_options = ('only_body' => 1,
1.191 albertel 2670: 'bgcolor' => '#FFFFFF',
1.200 albertel 2671: 'add_entries' => \%onload,);
1.187 albertel 2672:
2673: if ($feedurl !~ m{^/adm/feedback}) {
2674: $body_options{'rediect'} = [2,$feedurl];
1.7 albertel 2675: }
1.187 albertel 2676: my $start_page=
2677: &Apache::loncommon::start_page('Feedback not sent',undef,
2678: \%body_options);
2679:
2680: my $end_page = &Apache::loncommon::end_page();
2681:
1.233 raeburn 2682: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2683: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2684: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2685: $start_page
1.150 albertel 2686: <img align="right" src="$logo" />
1.107 www 2687: <b>$nofeed</b>
1.187 albertel 2688: <br />
2689: $end_page
1.8 www 2690: ENDNOREDIRTWO
1.2 www 2691: }
1.6 albertel 2692:
2693: sub screen_header {
1.303 raeburn 2694: my ($feedurl,$symb,$group) = @_;
1.278 raeburn 2695: my $crscontent = &mt('Question/Comment/Feedback about course content');
2696: my $crspolicy = &mt('Question/Comment/Feedback about course policy');
2697: my $contribdisc = &mt('Contribution to course discussion of resource');
2698: my $anoncontrib = &mt('Anonymous contribution to course discussion of resource');
2699: my $namevis = &mt('name only visible to course faculty');
2700: my $crstype;
2701: if ($env{'request.course.id'}) {
2702: $crstype = &Apache::loncommon::course_type();
2703: if ($crstype eq 'Community') {
2704: $crscontent = &mt('Question/Comment/Feedback about community content');
2705: $crspolicy = &mt('Question/Comment/Feedback about community policy');
2706: $contribdisc = &mt('Contribution to community discussion of resource');
2707: $anoncontrib = &mt('Anonymous contribution to community discussion of resource');
2708: $namevis = &mt('name only visible to community facilitators');
2709: }
2710: }
1.65 www 2711: my $msgoptions='';
2712: my $discussoptions='';
1.157 albertel 2713: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2714: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2715: $msgoptions=
1.202 albertel 2716: '<p><label><input type="radio" name="discuss" value="author" /> '.
1.151 albertel 2717: &mt('Feedback to resource author').'</label></p>';
1.65 www 2718: }
1.243 www 2719: my %optionhash=();
2720: foreach my $type ('question','comment','policy') {
2721: $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'};
2722: }
1.65 www 2723: if (&feedback_available(1)) {
2724: $msgoptions.=
1.202 albertel 2725: '<p><label><input type="radio" name="discuss" value="question" /> '.
1.243 www 2726: ($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label></p>';
1.65 www 2727: }
2728: if (&feedback_available(0,1)) {
2729: $msgoptions.=
1.202 albertel 2730: '<p><label><input type="radio" name="discuss" value="course" /> '.
1.278 raeburn 2731: ($optionhash{'comment'}?$optionhash{'comment'}:$crscontent).
1.151 albertel 2732: '</label></p>';
1.65 www 2733: }
2734: if (&feedback_available(0,0,1)) {
2735: $msgoptions.=
1.202 albertel 2736: '<p><label><input type="radio" name="discuss" value="policy" /> '.
1.278 raeburn 2737: ($optionhash{'policy'}?$optionhash{'policy'}:$crspolicy).
1.151 albertel 2738: '</label></p>';
1.65 www 2739: }
2740: }
1.190 www 2741: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.241 raeburn 2742: my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
1.304 raeburn 2743: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2744: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.302 raeburn 2745: my $realsymb = $symb;
2746: if ($symb=~/^bulletin___/) {
2747: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2748: $filename=~s|^adm/wrapper/||;
2749: $realsymb=&Apache::lonnet::symbread($filename);
2750: }
2751: if (!$blocked && &discussion_open(undef,$realsymb) &&
1.303 raeburn 2752: (&Apache::lonnet::allowed('pch',
2753: $env{'request.course.id'}.
1.304 raeburn 2754: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')) ||
2755: (($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 2756: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
1.278 raeburn 2757: $contribdisc.
2758: '</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
2759: $anoncontrib.
2760: ' <i>('.$namevis.')</i></label> '.
1.234 raeburn 2761: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
1.241 raeburn 2762: my $blockblog = &Apache::loncommon::blocking_status('blogs');
2763: if (!$blockblog) {
1.278 raeburn 2764: $discussoptions.= &add_blog_checkbox($crstype);
1.241 raeburn 2765: }
1.141 raeburn 2766: }
1.65 www 2767: }
1.272 bisitz 2768: if ($msgoptions) {
1.309 www 2769: $msgoptions='<tr><th><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').'" />'
2770: .'<br />'.&mt('Send Feedback').'<br />'.&Apache::lonhtmlcommon::coursepreflink(&mt('Feedback Settings'),'feedback').'</th>'.
2771: '<td>'.$msgoptions.'</td></tr>';
1.272 bisitz 2772: }
1.65 www 2773: if ($discussoptions) {
1.309 www 2774: $discussoptions='<tr><th><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" alt="" />'
2775: .'<br />'.&mt('Discussion Contributions').'<br />'.&Apache::lonhtmlcommon::coursepreflink(&mt('Discussion Settings'),'discussion').'</th>'.
2776: '<td>'.$discussoptions.'</td></tr>';
1.272 bisitz 2777: }
1.309 www 2778: return &Apache::loncommon::start_data_table().$msgoptions.$discussoptions.&Apache::loncommon::end_data_table();
1.6 albertel 2779: }
2780:
2781: sub resource_output {
2782: my ($feedurl) = @_;
1.46 albertel 2783: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2784: $usersaw=~s/\<body[^\>]*\>//gi;
2785: $usersaw=~s/\<\/body\>//gi;
2786: $usersaw=~s/\<html\>//gi;
2787: $usersaw=~s/\<\/html\>//gi;
2788: $usersaw=~s/\<head\>//gi;
2789: $usersaw=~s/\<\/head\>//gi;
2790: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2791: return $usersaw;
2792: }
2793:
2794: sub clear_out_html {
1.297 raeburn 2795: my ($message,$override)=@_;
1.107 www 2796: # Always allow the <m>-tag
2797: my %html=(M=>1);
2798: # Check if more is allowed
1.157 albertel 2799: my $cid=$env{'request.course.id'};
2800: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2801: ($override)) {
1.37 albertel 2802: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2803: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
1.283 faziophi 2804: # <SUP> <TABLE> <TR> <TD> <TH> <TBODY>
1.107 www 2805: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
1.297 raeburn 2806: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, PRE=>1, DIV=>1, IMG=>1,
2807: M=>1, CHEM=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.283 faziophi 2808: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1, H6=>1,
2809: TABLE=>1, TR=>1, TD=>1, TH=>1, TBODY=>1);
1.107 www 2810: }
2811: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2812: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2813: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2814: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2815: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2816: return $message;
2817: }
2818:
2819: sub assemble_email {
1.237 raeburn 2820: my ($message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2821: my %lt = &Apache::lonlocal::texthash(
2822: 'prev' => 'Previous attempts of student (if applicable)',
2823: 'orig' => 'Original screen output (if applicable)',
2824: 'corr' => 'Correct Answer(s) (if applicable)',
2825: );
1.278 raeburn 2826: if (&Apache::loncommon::course_type() eq 'Community') {
2827: $lt{'prev'} = &mt('Previous attempts of member (if applicable)');
2828: }
1.6 albertel 2829: my $email=<<"ENDEMAIL";
2830: $message
2831: ENDEMAIL
2832: my $citations=<<"ENDCITE";
1.220 raeburn 2833: <h2>$lt{'prev'}</h2>
1.6 albertel 2834: $prevattempts
1.63 albertel 2835: <br /><hr />
1.220 raeburn 2836: <h2>$lt{'orig'}</h2>
1.6 albertel 2837: $usersaw
1.220 raeburn 2838: <h2>$lt{'corr'}</h2>
1.40 albertel 2839: $useranswer
1.6 albertel 2840: ENDCITE
2841: return ($email,$citations);
2842: }
2843:
1.36 www 2844:
2845: sub feedback_available {
2846: my ($question,$course,$policy)=@_;
1.242 albertel 2847: my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question,
2848: $course,$policy);
1.36 www 2849: return scalar(%to);
1.6 albertel 2850: }
2851:
2852: sub send_msg {
1.246 albertel 2853: my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_;
2854: my $status='';
2855: my $sendsomething=0;
2856: my $restitle = &get_resource_title($symb,$feedurl);
2857: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2858: unless ($title=~/\w/) { $title=&mt('Feedback'); }
2859: foreach my $key (keys(%to)) {
2860: if ($key) {
2861: my ($user,$domain) = split(/\:/,$key,2);
2862: if (!defined($user)) {
2863: $status.='<br />'.&mt('Error sending message to [_1], no user specified.',$key);
2864: } elsif (!defined($domain)) {
2865: $status.='<br />'.&mt('Error sending message to [_1], no domain specified.',$key);
2866: } else {
2867: unless (&Apache::lonmsg::user_normal_msg($user,$domain,
2868: $title.' ['.$restitle.']',$email,$citations,$feedurl,
2869: $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) {
2870: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
2871: } else {
2872: $sendsomething++;
2873: }
2874: }
2875: }
1.6 albertel 2876: }
1.246 albertel 2877:
1.320 www 2878: # Records of number of feedback messages are kept under the "symb" called "_feedback"
1.318 www 2879: # There are two entries within the framework of a course:
2880: # - the URLs for which feedback was provided
2881: # - the total number of contributions
1.320 www 2882: if ($sendsomething) {
2883: my %record=&getfeedbackrecords();
2884: my ($temp)=keys(%record);
2885: unless ($temp=~/^error\:/) {
2886: my %newrecord=();
2887: $newrecord{'resource'}=$feedurl;
2888: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2889: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
2890: $status.='<br />'.&mt('Not registered').'<br />';
2891: }
2892: }
1.18 www 2893: }
1.246 albertel 2894: return ($status,$sendsomething);
1.6 albertel 2895: }
2896:
1.320 www 2897: # Routine to get the complete feedback records
1.318 www 2898:
1.320 www 2899: sub getfeedbackrecords {
1.318 www 2900: my ($uname,$udom,$course)=@_;
2901: unless ($uname) { $uname=$env{'user.name'}; }
2902: unless ($udom) { $udom=$env{'user.domain'}; }
2903: unless ($course) { $course=$env{'request.course.id'}; }
2904: my %record=&Apache::lonnet::restore('_feedback',$course,$udom,$uname);
1.319 www 2905: return %record;
1.318 www 2906: }
2907:
1.320 www 2908: # Routine to get feedback statistics
1.319 www 2909:
1.320 www 2910: sub getfeedbackstats {
2911: my %record=&getfeedbackrecords(@_);
1.321 www 2912: return ($record{'subnumber'},$record{'points'},$record{'totallikes'});
1.319 www 2913: }
2914:
1.320 www 2915: # Store feedback credit
1.319 www 2916:
1.320 www 2917: sub storefeedbackpoints {
1.319 www 2918: my ($points,$uname,$udom,$course)=@_;
2919: unless ($points) { $points=0; }
2920: unless ($uname) { $uname=$env{'user.name'}; }
2921: unless ($udom) { $udom=$env{'user.domain'}; }
2922: unless ($course) { $course=$env{'request.course.id'}; }
2923: my %record=('grader_user' => $env{'user.name'},
2924: 'grader_domain' => $env{'user.domain'},
2925: 'points' => $points);
2926: return &Apache::lonnet::cstore(\%record,'_feedback');
2927: }
2928:
1.320 www 2929: # Store feedback "likes"
1.319 www 2930:
1.320 www 2931: sub storefeedbacklikes {
1.319 www 2932: my ($likes,$uname,$udom,$course)=@_;
2933: unless ($likes) { $likes=0; }
2934: if ($likes>0) { $likes=1; }
2935: if ($likes<0) { $likes=-1; }
2936: unless ($uname) { $uname=$env{'user.name'}; }
2937: unless ($udom) { $udom=$env{'user.domain'}; }
2938: unless ($course) { $course=$env{'request.course.id'}; }
1.321 www 2939: my %record=&getfeedbackrecords($uname,$udom,$course);
2940: my $totallikes=$record{'totallikes'};
2941: $totallikes+=$likes;
2942: my %newrecord=('likes_user' => $env{'user.name'},
2943: 'likes_domain' => $env{'user.domain'},
2944: 'likes' => $likes,
2945: 'totallikes' => $totallikes);
2946: return &Apache::lonnet::cstore(\%newrecord,'_feedback');
1.319 www 2947: }
2948:
2949:
1.13 www 2950: sub adddiscuss {
1.303 raeburn 2951: my ($symb,$email,$anon,$attachmenturl,$subject,$group)=@_;
1.13 www 2952: my $status='';
1.122 raeburn 2953: my $realsymb;
2954: if ($symb=~/^bulletin___/) {
2955: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2956: $filename=~s|^adm/wrapper/||;
2957: $realsymb=&Apache::lonnet::symbread($filename);
2958: }
1.304 raeburn 2959: my ($cnum,$cdom);
2960: if ($env{'request.course.id'}) {
2961: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2962: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2963: }
1.122 raeburn 2964: if (&discussion_open(undef,$realsymb) &&
1.303 raeburn 2965: (&Apache::lonnet::allowed('pch',$env{'request.course.id'}.
2966: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')) ||
1.304 raeburn 2967: (($group ne '') && (&check_group_priv($group,'pgd') eq 'ok') &&
2968: ($symb =~ m{^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$})))) {
1.20 www 2969:
1.13 www 2970: my %contrib=('message' => $email,
1.157 albertel 2971: 'sendername' => $env{'user.name'},
2972: 'senderdomain' => $env{'user.domain'},
2973: 'screenname' => $env{'environment.screenname'},
2974: 'plainname' => $env{'environment.firstname'}.' '.
2975: $env{'environment.middlename'}.' '.
2976: $env{'environment.lastname'}.' '.
2977: $env{'enrironment.generation'},
1.78 raeburn 2978: 'attachmenturl'=> $attachmenturl,
2979: 'subject' => $subject);
1.157 albertel 2980: if ($env{'form.replydisc'}) {
2981: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2982: }
1.14 www 2983: if ($anon) {
2984: $contrib{'anonymous'}='true';
2985: }
1.13 www 2986: if (($symb) && ($email)) {
1.231 raeburn 2987: my $now = time;
1.157 albertel 2988: if ($env{'form.editdisc'}) {
1.102 raeburn 2989: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2990: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 2991: $contrib{'timestamp'} = $now;
1.102 raeburn 2992: $contrib{'history'} = '';
2993: my $numoldver = 0;
1.157 albertel 2994: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 2995: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2996: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2997: # get timestamp for last post and history
1.157 albertel 2998: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
2999: $env{'course.'.$env{'request.course.id'}.'.domain'},
3000: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 3001: if (defined($oldcontrib{$oldidx.':replyto'})) {
3002: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
3003: }
3004: if (defined($oldcontrib{$oldidx.':history'})) {
3005: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 3006: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 3007: $numoldver = @oldversions;
3008: } else {
3009: $numoldver = 1;
3010: }
3011: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
3012: }
1.108 raeburn 3013: my $numnewver = $numoldver + 1;
1.102 raeburn 3014: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 3015: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
3016: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
3017: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 3018: } else {
1.112 raeburn 3019: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 3020: }
1.102 raeburn 3021: }
3022: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 3023: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
3024: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
3025: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 3026: } else {
1.112 raeburn 3027: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 3028: }
1.102 raeburn 3029: }
3030: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 3031: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 3032: $oldsymb,$oldidx,\%contrib,
1.157 albertel 3033: $env{'course.'.$env{'request.course.id'}.'.domain'},
3034: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 3035: $status='Editing class discussion'.($anon?' (anonymous)':'');
3036: } else {
3037: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 3038: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
3039: $env{'course.'.$env{'request.course.id'}.'.domain'},
3040: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 3041: }
1.231 raeburn 3042: my %storenewentry=($symb => $now);
1.63 albertel 3043: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 3044: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 3045: $env{'course.'.$env{'request.course.id'}.'.domain'},
3046: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 3047: }
1.321 www 3048: my %record=&getdiscussionrecords();
1.221 raeburn 3049: my ($temp)=keys(%record);
1.17 www 3050: unless ($temp=~/^error\:/) {
3051: my %newrecord=();
3052: $newrecord{'resource'}=$symb;
3053: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 3054: $status.='<br />'.&mt('Registering').': '.
1.21 www 3055: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 3056: }
3057: } else {
3058: $status.='Failed.';
1.17 www 3059: }
1.63 albertel 3060: return $status.'<br />';
1.13 www 3061: }
3062:
1.321 www 3063:
3064: # Routine to get the complete discussion records
3065:
3066: sub getdiscussionrecords {
3067: my ($uname,$udom,$course)=@_;
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=&Apache::lonnet::restore('_discussion',$course,$udom,$uname);
3072: return %record;
3073: }
3074:
3075: # Routine to get discussion statistics
3076:
3077: sub getdiscussionstats {
3078: my %record=&getdiscussionrecords(@_);
3079: return ($record{'subnumber'},$record{'points'},$record{'totallikes'});
3080: }
3081:
3082:
3083: # Store discussion credit
3084:
3085: sub storediscussionpoints {
3086: my ($points,$uname,$udom,$course)=@_;
3087: unless ($points) { $points=0; }
3088: unless ($uname) { $uname=$env{'user.name'}; }
3089: unless ($udom) { $udom=$env{'user.domain'}; }
3090: unless ($course) { $course=$env{'request.course.id'}; }
3091: my %record=('grader_user' => $env{'user.name'},
3092: 'grader_domain' => $env{'user.domain'},
3093: 'points' => $points);
3094: return &Apache::lonnet::cstore(\%record,'_discussion');
3095: }
3096:
3097: # Store discussion "likes"
3098:
3099: sub storediscussionlikes {
3100: my ($likes,$uname,$udom,$course)=@_;
3101: unless ($likes) { $likes=0; }
3102: if ($likes>0) { $likes=1; }
3103: if ($likes<0) { $likes=-1; }
3104: unless ($uname) { $uname=$env{'user.name'}; }
3105: unless ($udom) { $udom=$env{'user.domain'}; }
3106: unless ($course) { $course=$env{'request.course.id'}; }
3107: my %record=&getdiscussionrecords($uname,$udom,$course);
3108: my $totallikes=$record{'totallikes'};
3109: $totallikes+=$likes;
3110: my %newrecord=('likes_user' => $env{'user.name'},
3111: 'likes_domain' => $env{'user.domain'},
3112: 'likes' => $likes,
3113: 'totallikes' => $totallikes);
3114: return &Apache::lonnet::cstore(\%newrecord,'_discussion');
3115: }
3116:
1.231 raeburn 3117: sub get_discussion_info {
3118: my ($idx,%contrib) = @_;
3119: my $changelast = 0;
3120: my $count = 0;
3121: my $hiddenflag = 0;
3122: my $deletedflag = 0;
3123: my ($hidden,$deleted,%info,$newlastdisc);
3124: my $version = $contrib{'version'};
3125: if ($version) {
3126: for (my $id=$version; $id>0; $id--) {
3127: my $vkeys=$contrib{$id.':keys'};
3128: my @keys=split(/:/,$vkeys);
3129: if (grep(/^hidden$/,@keys)) {
3130: if (!$hiddenflag) {
3131: $hidden = $contrib{$id.':hidden'};
3132: $hiddenflag = 1;
3133: }
3134: } elsif (grep(/^deleted$/,@keys)) {
3135: if (!$deletedflag) {
3136: $deleted = $contrib{$id.':deleted'};
3137: $deletedflag = 1;
3138: }
3139: } else {
3140: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
3141: $count++;
3142: $info{$count}{'id'} = $id;
3143: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
3144: }
3145: }
3146: }
3147: if ($info{'1'}{'id'} == $idx) {
3148: $changelast = 1;
3149: if ($count > 1) {
3150: $newlastdisc = $info{'2'}{'timestamp'};
3151: } else {
3152: $newlastdisc = 0;
3153: }
3154: }
3155: }
3156: return ($changelast,$newlastdisc);
3157: }
3158:
1.33 www 3159: # ----------------------------------------------------------- Preview function
3160:
3161: sub show_preview {
1.187 albertel 3162: my ($r) = @_;
1.135 albertel 3163: &Apache::loncommon::content_type($r,'text/html');
3164: $r->send_http_header;
1.218 albertel 3165: my $start_page=
3166: &Apache::loncommon::start_page('Preview',undef,
3167: {'only_body' => 1,});
3168:
1.157 albertel 3169: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 3170: &newline_to_br(\$message);
1.106 www 3171: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 3172: $message=&Apache::lontexconvert::msgtexconverted($message);
1.297 raeburn 3173: my $subject=&clear_out_html($env{'form.subject'});
1.78 raeburn 3174: $subject=~s/\n/\<br \/\>/g;
3175: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 3176:
3177: my $end_page = &Apache::loncommon::end_page();
3178:
1.263 bisitz 3179: $r->print($start_page
3180: .'<h1>'.&mt('Preview').'</h1>'
3181: .&Apache::lonhtmlcommon::start_pick_box()
3182: .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
3183: .$subject
3184: .&Apache::lonhtmlcommon::row_closure()
3185: .&Apache::lonhtmlcommon::row_title(&mt('Message'))
3186: .$message
3187: .&Apache::lonhtmlcommon::row_closure(1)
3188: .&Apache::lonhtmlcommon::end_pick_box()
3189: .$end_page
3190: );
1.33 www 3191: }
3192:
1.280 faziophi 3193: sub contains_block_html {
1.286 raeburn 3194: my ($message)=@_;
3195: return ($message =~ m{
3196: <(br|h1|h2|h3|h4|h5|h6|p|ol|ul|table|pre|address|blockquote|center|div)
3197: \s*
3198: (\w+\=['"]\w+['"])*
3199: \s*
3200: (
3201: \s*/>|
3202: >.*</\1\s*>
3203: )}xs
3204: );
1.280 faziophi 3205: }
1.283 faziophi 3206:
3207: sub tidy_html {
3208: my ($message)=@_;
3209: # my $tidy = HTML::Tidy::libXML->new();
3210: # my $xhtml = $tidy->clean($message, 'utf-8', 1);
3211: # $xhtml =~ m/<body>(.*)<\/body>/is;
3212: # my $clean = $1;
3213: # # remove any empty block-level tags
3214: # $clean =~ s/<(table|p|div|tbody|blockquote|m|pre|algebra|center|ol|ul|span|h1|h2|h3|h4|h5|h6)\s*\/>//i;
3215: # $message=$clean;
3216: return $message;
3217: }
3218:
1.165 albertel 3219: sub newline_to_br {
3220: my ($message)=@_;
3221: my $newmessage;
3222: my $parser=HTML::LCParser->new($message);
3223: while (my $token=$parser->get_token()) {
3224: if ($token->[0] eq 'T') {
3225: my $text=$token->[1];
3226: $text=~s/\n/\<br \/\>/g;
3227: $newmessage.=$text;
3228: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
3229: $newmessage.=$token->[1];
3230: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
3231: $newmessage.=$token->[2];
3232: } elsif ($token->[0] eq 'S') {
3233: $newmessage.=$token->[4];
3234: }
3235:
3236: }
3237: $$message=$newmessage;
3238: }
3239:
1.33 www 3240: sub generate_preview_button {
1.171 www 3241: my ($formname,$fieldname)=@_;
3242: unless ($formname) { $formname='mailform'; }
3243: unless ($fieldname) { $fieldname='comment'; }
1.107 www 3244: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 3245: return(<<ENDPREVIEW);
1.205 raeburn 3246: <br />
1.33 www 3247: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.269 bisitz 3248: <input type="hidden" name="subject" />
1.33 www 3249: <input type="hidden" name="comment" />
1.65 www 3250: <input type="button" value="$pre"
1.282 wenzelju 3251: 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 3252: </form>
3253: ENDPREVIEW
3254: }
1.71 www 3255:
1.108 raeburn 3256: sub modify_attachments {
1.255 raeburn 3257: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls,
3258: $attachmaxtext,$toolarge)=@_;
1.218 albertel 3259:
1.220 raeburn 3260: my %lt = &Apache::lonlocal::texthash(
3261: 'subj' => 'Subject',
3262: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
3263: 'chth' => 'Check the checkboxes for any you wish to remove.',
3264: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
3265: 'adda' => 'Add a new attachment to this post.',
1.247 albertel 3266: 'stch' => 'Save Changes',
1.220 raeburn 3267: );
1.218 albertel 3268: my $js = <<END;
3269: <script type="text/javascript">
3270: function setAction () {
3271: document.modattachments.action = document.modattachments.origpage.value;
3272: document.modattachments.submit();
3273: }
3274: </script>
3275: END
3276:
1.276 bisitz 3277: # Breadcrumbs
3278: my $brcrum = [{'href' => '',
3279: 'text' => 'Discussion Post Attachments'}];
1.306 www 3280: my %parms=();
3281: if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }
3282:
1.218 albertel 3283: my $start_page =
1.306 www 3284: &Apache::loncommon::start_page('Discussion Post Attachments',$js,\%parms);
1.218 albertel 3285:
1.204 www 3286: my $orig_subject = &unescape($env{'form.subject'});
1.297 raeburn 3287: my $subject=&clear_out_html($orig_subject);
1.108 raeburn 3288: $subject=~s/\n/\<br \/\>/g;
3289: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 3290: my $timestamp=$env{'form.timestamp'};
3291: my $numoldver=$env{'form.numoldver'};
1.187 albertel 3292:
1.108 raeburn 3293: my $msg = '';
1.113 raeburn 3294: my %attachments = ();
1.108 raeburn 3295: my %currattach = ();
3296: if ($idx) {
1.113 raeburn 3297: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 3298: }
1.139 albertel 3299: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 3300:
3301: my $end_page =
3302: &Apache::loncommon::end_page();
3303:
3304: $r->print(<<END);
1.198 albertel 3305: $start_page
1.255 raeburn 3306: $toolarge
1.108 raeburn 3307: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
1.255 raeburn 3308: <br />
3309: <table class="LC_data_table">
1.108 raeburn 3310: <tr>
1.255 raeburn 3311: <td colspan="2">
1.281 bisitz 3312: <b>Subject:</b> <b>$subject</b><br /><br />
1.108 raeburn 3313: END
3314: if ($idx) {
3315: if ($attachmenturls) {
1.221 raeburn 3316: my @currold = keys(%currattach);
1.108 raeburn 3317: if (@currold > 0) {
1.220 raeburn 3318: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3319: foreach my $id (@currold) {
3320: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3321: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3322: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3323: }
3324: $r->print("<br />");
3325: }
3326: }
3327: }
1.213 raeburn 3328: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3329: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3330: foreach my $attach (@{$currnewattach}) {
3331: $attach =~ m#/([^/]+)$#;
3332: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3333: }
3334: $r->print("<br />");
3335: }
3336: $r->print(<<END);
1.255 raeburn 3337: </td></tr>
3338: <tr>
3339: <td>
1.282 wenzelju 3340: $lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onclick="this.form.submit()" />
1.108 raeburn 3341: </td>
3342: </tr>
1.255 raeburn 3343: <tr>
3344: <td colspan="2">$attachmaxtext</td>
3345: </tr>
1.108 raeburn 3346: </table>
1.157 albertel 3347: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3348: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3349: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3350: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3351: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3352: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3353: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3354: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3355: END
1.220 raeburn 3356: foreach my $item (@{$currnewattach}) {
3357: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3358: }
1.220 raeburn 3359: foreach my $item (@{$currdelold}) {
3360: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3361: }
3362: $r->print(<<END);
1.282 wenzelju 3363: <input type="button" name="rtntoedit" value="$lt{'stch'}" onclick="setAction()" />
1.108 raeburn 3364: </form>
1.187 albertel 3365: $end_page
1.108 raeburn 3366: END
3367: return;
3368: }
3369:
3370: sub process_attachments {
3371: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3372:
3373: @{$currnewattach}=
3374: &Apache::loncommon::get_env_multiple('form.currnewattach');
3375: @{$currdelold}=
3376: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3377: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3378: my @currdelnew =
3379: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3380: my @currnew = ();
3381: foreach my $newone (@{$currnewattach}) {
3382: my $delflag = 0;
1.221 raeburn 3383: foreach my $item (@currdelnew) {
3384: if ($newone eq $item) {
1.108 raeburn 3385: $delflag = 1;
3386: last;
3387: }
3388: }
3389: unless ($delflag) {
1.221 raeburn 3390: push(@currnew, $newone);
1.108 raeburn 3391: }
3392: }
3393: @{$currnewattach} = @currnew;
3394: }
1.158 albertel 3395: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3396: }
3397:
3398: sub generate_attachments_button {
1.224 raeburn 3399: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3400: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3401: my $origpage = $ENV{'REQUEST_URI'};
3402: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3403: my %lt = &Apache::lonlocal::texthash(
3404: 'clic' => 'Click to add/remove attachments',
3405: );
1.108 raeburn 3406: my $response = (<<END);
1.205 raeburn 3407: <br />
1.108 raeburn 3408: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3409: $lt{'clic'}: <input type="button" value="$att"
1.282 wenzelju 3410: 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 3411: END
1.224 raeburn 3412: if (!$blockblog) {
3413: $response .= 'setblogvalue();';
3414: }
1.108 raeburn 3415: unless ($mode eq 'board') {
3416: $response .= 'javascript:anonchk();';
3417: }
3418: $response .= (<<ENDATTACH);
3419: this.form.submit();" />
3420: <input type="hidden" name="origpage" value="$origpage" />
3421: <input type="hidden" name="idx" value="$idx" />
3422: <input type="hidden" name="timestamp" value="$now" />
3423: <input type="hidden" name="subject" />
3424: <input type="hidden" name="comment" />
1.271 bisitz 3425: <input type="hidden" name="blog" value="0" />
3426: <input type="hidden" name="discuss" value="0" />
1.108 raeburn 3427: <input type="hidden" name="numoldver" value="$numoldver" />
3428: ENDATTACH
3429: if (defined($deloldattach)) {
3430: if (@{$deloldattach} > 0) {
1.221 raeburn 3431: foreach my $delatt (@{$deloldattach}) {
3432: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3433: }
3434: }
3435: }
3436: if (defined($currnewattach)) {
3437: if (@{$currnewattach} > 0) {
1.221 raeburn 3438: foreach my $attach (@{$currnewattach}) {
3439: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3440: }
3441: }
3442: }
3443: $response .= '</form>';
3444: return $response;
3445: }
3446:
3447: sub extract_attachments {
3448: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3449: %{$attachments}=();
3450: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3451: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3452: if (exists($$attachments{$id}{$numoldver})) {
3453: if (defined($currdelold)) {
3454: if (@{$currdelold} > 0) {
3455: unless (grep/^$id$/,@{$currdelold}) {
3456: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3457: }
1.113 raeburn 3458: } else {
3459: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3460: }
1.116 raeburn 3461: } else {
3462: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3463: }
3464: }
1.116 raeburn 3465: }
1.221 raeburn 3466: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3467: if (@attached == 1) {
3468: my $id = $attached[0];
3469: my $attachurl;
3470: if ($attachmenturls =~ m/^<attachment id="0">/) {
3471: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3472: } else {
3473: $attachurl = $$attachments{$id}{'filename'};
3474: }
3475: $attachurl=~m|/([^/]+)$|;
3476: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3477: $1.'</tt></a><br />';
3478: &Apache::lonnet::allowuploaded('/adm/feedback',
3479: $attachurl);
3480: } elsif (@attached > 1) {
3481: $$message.='<ol>';
1.221 raeburn 3482: foreach my $attach (@attached) {
3483: my $id = $attach;
1.113 raeburn 3484: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3485: my ($fname)
3486: =($attachurl=~m|/([^/]+)$|);
3487: $$message .= '<li><a href="'.$attachurl.
3488: '"><tt>'.
3489: $fname.'</tt></a></li>';
1.108 raeburn 3490: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3491: $attachurl);
1.108 raeburn 3492: }
1.116 raeburn 3493: $$message .= '</ol>';
1.108 raeburn 3494: }
3495: }
3496:
3497: sub construct_attachmenturl {
3498: my ($currnewattach,$keepold,$symb,$idx)=@_;
3499: my $oldattachmenturl;
3500: my $newattachmenturl;
1.113 raeburn 3501: my $startnum = 0;
1.108 raeburn 3502: my $currver = 0;
1.157 albertel 3503: if (($env{'form.editdisc'}) && ($idx)) {
3504: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3505: $env{'course.'.$env{'request.course.id'}.'.domain'},
3506: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3507: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3508: if ($contrib{$idx.':history'}) {
3509: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3510: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3511: $currver = 1 + scalar(@oldversions);
3512: } else {
3513: $currver = 2;
3514: }
3515: } else {
3516: $currver = 1;
3517: }
3518: if ($oldattachmenturl) {
1.113 raeburn 3519: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3520: my %attachments = ();
3521: my $prevver = $currver-1;
3522: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3523: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3524: $startnum += $numattach;
1.221 raeburn 3525: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3526: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3527: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3528: unless ($item eq 'filename') {
3529: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3530: }
1.113 raeburn 3531: }
3532: if (grep/^$num$/,@{$keepold}) {
3533: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3534: }
1.113 raeburn 3535: $newattachmenturl .= '</attachment>';
1.108 raeburn 3536: }
3537: } else {
1.116 raeburn 3538: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3539: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3540: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3541: }
1.113 raeburn 3542: $newattachmenturl .= '</attachment>';
1.108 raeburn 3543: $startnum ++;
3544: }
3545: }
3546: }
3547: for (my $i=0; $i<@{$currnewattach}; $i++) {
3548: my $attachnum = $startnum + $i;
1.113 raeburn 3549: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3550: }
3551: return $newattachmenturl;
3552: }
1.128 raeburn 3553:
1.224 raeburn 3554: sub add_blog_checkbox {
1.278 raeburn 3555: my ($crstype) = @_;
3556: my $checkstatus;
1.224 raeburn 3557: if ($env{'form.blog'}) {
3558: $checkstatus = 'checked="checked"';
3559: }
3560: my $output = '
3561: <script type="text/javascript">
3562: function setblogvalue() {
3563: if (document.mailform.blog.checked) {
3564: document.attachment.blog.value = 1;
3565: } else {
3566: document.attachment.blog.value = 0;
3567: }
3568: }
3569: </script><br />
1.278 raeburn 3570: <label><input type="checkbox" name="blog" '.$checkstatus.' /> ';
3571: if ($crstype eq 'Community') {
3572: $output .= &mt('Add to my public community blog');
3573: } else {
3574: $output .= &mt('Add to my public course blog');
3575: }
3576: $output .= '</label><br />'."\n";
1.224 raeburn 3577: return $output;
3578: }
3579:
1.128 raeburn 3580: sub has_discussion {
3581: my $resourcesref = shift;
3582: my $navmap = Apache::lonnavmaps::navmap->new();
1.260 raeburn 3583: if (defined($navmap)) {
3584: my @allres=$navmap->retrieveResources();
3585: foreach my $resource (@allres) {
3586: if ($resource->hasDiscussion()) {
3587: my $ressymb = $resource->wrap_symb();
3588: if (ref($resourcesref) eq 'ARRAY') {
3589: push(@{$resourcesref}, $ressymb);
3590: }
3591: }
1.128 raeburn 3592: }
1.260 raeburn 3593: } else {
3594: &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
1.128 raeburn 3595: }
3596: return;
1.143 raeburn 3597: }
3598:
3599: sub sort_filter_names {
1.278 raeburn 3600: my ($sort_types,$role_types,$status_types,$crstype) = @_;
3601: if (ref($sort_types) eq 'HASH') {
3602: %{$sort_types} = (
1.143 raeburn 3603: ascdate => 'Date order - oldest first',
3604: descdate => 'Date order - newest first',
3605: thread => 'Threaded',
3606: subject => 'By subject',
3607: username => 'By domain and username',
3608: lastfirst => 'By last name, first name'
3609: );
1.278 raeburn 3610: }
3611: my @courseroles = qw(st in ta ep ad);
3612: if ($crstype eq 'Community') {
3613: push(@courseroles,'co');
3614: } else {
3615: push(@courseroles,'cc');
3616: }
3617: if (ref($role_types) eq 'HASH') {
3618: foreach my $role (@courseroles) {
3619: $role_types->{$role} = &Apache::lonnet::plaintext($role,$crstype);
3620: }
3621: $role_types->{'all'} = 'All roles';
3622: $role_types->{'cr'} = 'Custom role';
3623: }
3624: if (ref($status_types) eq 'HASH') {
3625: %{$status_types} = (
1.143 raeburn 3626: all => 'Roles of any status',
1.214 albertel 3627: Active => 'Only active roles',
3628: Expired => 'Only past roles',
3629: Future => 'Only future roles',
1.143 raeburn 3630: );
1.278 raeburn 3631: }
1.143 raeburn 3632: }
1.108 raeburn 3633:
1.6 albertel 3634: sub handler {
3635: my $r = shift;
1.8 www 3636: if ($r->header_only) {
1.71 www 3637: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3638: $r->send_http_header;
3639: return OK;
3640: }
1.15 www 3641:
3642: # --------------------------- Get query string for limited number of parameters
3643:
1.97 raeburn 3644: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.322 www 3645: ['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 3646: my $group = $env{'form.group'};
1.255 raeburn 3647: my %attachmax = (
1.268 bisitz 3648: text => &mt('(128 KB max size)'),
1.255 raeburn 3649: num => 131072,
3650: );
1.180 raeburn 3651: if ($env{'form.editdisc'}) {
1.208 raeburn 3652: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3653: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3654: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3655: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3656: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3657: undef,undef,undef,$group);
1.180 raeburn 3658: return OK;
3659: }
3660: }
1.157 albertel 3661: if ($env{'form.discsymb'}) {
3662: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3663: my $readkey = $symb.'_read';
3664: my $chgcount = 0;
1.157 albertel 3665: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3666: foreach my $key (keys(%env)) {
1.111 raeburn 3667: if ($key =~ m/^form\.postunread_(\d+)/) {
3668: if ($readinghash{$readkey} =~ /\.$1\./) {
3669: $readinghash{$readkey} =~ s/\.$1\.//;
3670: $chgcount ++;
3671: }
3672: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3673: unless ($readinghash{$readkey} =~ /\.$1\./) {
3674: $readinghash{$readkey} .= '.'.$1.'.';
3675: $chgcount ++;
3676: }
3677: }
3678: }
3679: if ($chgcount > 0) {
1.157 albertel 3680: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3681: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3682: }
1.133 albertel 3683: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3684: '0','0','','',$env{'form.previous'},'','','',
3685: undef,undef,undef,$group);
1.111 raeburn 3686: return OK;
3687: }
1.157 albertel 3688: if ($env{'form.allversions'}) {
1.109 raeburn 3689: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3690: &Apache::loncommon::no_cache($r);
1.109 raeburn 3691: $r->send_http_header;
1.187 albertel 3692:
1.276 bisitz 3693: # Breadcrumbs
3694: my $brcrum = [{'href' => '',
3695: 'text' => 'Discussion Post Versions'}];
1.306 www 3696:
3697: my %parms=();
3698: if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }
1.276 bisitz 3699:
1.306 www 3700: $r->print(&Apache::loncommon::start_page('Discussion Post Versions',undef,\%parms));
1.187 albertel 3701:
1.157 albertel 3702: my $crs='/'.$env{'request.course.id'};
3703: if ($env{'request.course.sec'}) {
3704: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3705: }
1.133 albertel 3706: $crs=~s|_|/|g;
1.208 raeburn 3707: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3708: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3709: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3710: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3711: my $ressymb = &wrap_symb($symb);
3712: my $group = $env{'form.group'};
3713: my $seeid;
3714: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3715: if (&check_group_priv($group,'dgp') eq 'ok') {
3716: $seeid = 1;
3717: }
3718: } else {
3719: $seeid = &Apache::lonnet::allowed('rin',$crs);
3720: }
1.109 raeburn 3721: if ($idx > 0) {
1.116 raeburn 3722: my %messages = ();
3723: my %subjects = ();
3724: my %attachmsgs = ();
3725: my %allattachments = ();
3726: my %imsfiles = ();
3727: my ($screenname,$plainname);
1.157 albertel 3728: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3729: $env{'course.'.$env{'request.course.id'}.'.domain'},
3730: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3731: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3732: }
1.187 albertel 3733: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3734: return OK;
3735: }
1.157 albertel 3736: if ($env{'form.posterlist'}) {
3737: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3738: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3739: $env{'form.sortposts'});
1.101 raeburn 3740: return OK;
3741: }
1.157 albertel 3742: if ($env{'form.userpick'}) {
1.133 albertel 3743: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3744: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3745: my $numpicks = @posters;
1.133 albertel 3746: my %discinfo;
3747: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3748: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3749: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3750: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3751: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3752: '',$numpicks,$group);
1.101 raeburn 3753: return OK;
3754: }
1.157 albertel 3755: if ($env{'form.applysort'}) {
3756: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3757: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3758: '',$env{'form.previous'},$env{'form.sortposts'},
3759: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3760: $env{'form.sectionpick'},$env{'form.grouppick'},
3761: undef,$group);
1.100 raeburn 3762: return OK;
1.157 albertel 3763: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3764: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3765: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3766: return OK;
1.157 albertel 3767: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3768: my %discinfo = ();
3769: my @resources = ();
1.157 albertel 3770: if (defined($env{'form.navmaps'})) {
3771: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3772: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3773: } else {
1.157 albertel 3774: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3775: }
1.99 raeburn 3776: } else {
1.128 raeburn 3777: &has_discussion(\@resources);
1.99 raeburn 3778: }
3779: my $numitems = @resources;
3780: my $feedurl = '/adm/navmaps';
1.157 albertel 3781: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3782: my %lt = &Apache::lonlocal::texthash(
3783: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3784: 'robb' => 'resources/bulletin boards.',
1.264 schafran 3785: 'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
1.99 raeburn 3786: );
1.221 raeburn 3787: foreach my $res (@resources) {
3788: my $ressymb=$res;
1.132 albertel 3789: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3790: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3791: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3792: }
1.128 raeburn 3793: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3794: if ($numitems > 0) {
1.157 albertel 3795: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3796: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3797: } else {
3798: $textline = "<b>$lt{'twnp'}</b>";
3799: }
1.99 raeburn 3800: &Apache::loncommon::content_type($r,'text/html');
3801: $r->send_http_header;
1.150 albertel 3802: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3803: my %onload;
3804:
1.186 albertel 3805: my $start_page=
3806: &Apache::loncommon::start_page('New posts marked as read',undef,
3807: {'redirect' => [2,$feedurl],
3808: 'only_body' => 1,
1.189 albertel 3809: 'add_entries' => \%onload});
1.186 albertel 3810: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3811: $r->print (<<ENDREDIR);
1.186 albertel 3812: $start_page
1.150 albertel 3813: <img align="right" src="$logo" />
1.128 raeburn 3814: $textline
1.99 raeburn 3815: <form name="reldt" action="$feedurl" target="loncapaclient">
3816: </form>
1.187 albertel 3817: <br />
1.186 albertel 3818: $end_page
1.99 raeburn 3819: ENDREDIR
3820: return OK;
1.157 albertel 3821: } elsif ($env{'form.modifydisp'}) {
3822: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3823: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3824: split(/_/,$env{'form.changes'});
3825: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3826: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3827: return OK;
1.157 albertel 3828: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3829: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3830: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3831: $env{'form.toggon'} || $env{'form.markread'}) {
3832: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3833: my %discinfo;
1.133 albertel 3834: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3835: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3836: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3837: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3838: if ($env{'form.markondisp'}) {
1.137 albertel 3839: $discinfo{$symb.'_lastread'} = time;
3840: $discinfo{$symb.'_markondisp'} = 1;
3841: }
1.157 albertel 3842: if ($env{'form.markonread'}) {
3843: if ( $env{'form.previous'} > 0 ) {
3844: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3845: }
3846: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3847: }
1.133 albertel 3848: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3849: if ($env{'form.allposts'}) {
1.137 albertel 3850: $discinfo{$symb.'_showonlyunread'} = 0;
3851: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3852: }
1.157 albertel 3853: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3854: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3855: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3856: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3857: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3858: \%discinfo,$env{'user.domain'},$env{'user.name'});
3859: my $previous=$env{'form.previous'};
3860: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3861: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3862: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3863: return OK;
1.157 albertel 3864: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3865: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3866: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3867: my ($symb,$idx)=split(/\:\:\:/,$entry);
3868: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3869:
1.180 raeburn 3870: my $crs='/'.$env{'request.course.id'};
3871: if ($env{'request.course.sec'}) {
3872: $crs.='_'.$env{'request.course.sec'};
3873: }
3874: $crs=~s/\_/\//g;
3875: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3876:
1.208 raeburn 3877: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3878: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3879: undef,undef,$group,);
1.180 raeburn 3880: return OK;
3881: }
3882:
1.157 albertel 3883: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3884: $env{'course.'.$env{'request.course.id'}.'.domain'},
3885: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3886:
1.133 albertel 3887: my $currenthidden=$contrib{'hidden'};
3888: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3889:
1.157 albertel 3890: if ($env{'form.hide'}) {
1.133 albertel 3891: $currenthidden.='.'.$idx.'.';
3892: unless ($seeid) {
3893: $currentstudenthidden.='.'.$idx.'.';
3894: }
3895: } else {
3896: $currenthidden=~s/\.$idx\.//g;
3897: }
3898: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3899: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3900: $newhash{'studenthidden'} = $currentstudenthidden;
3901: }
1.231 raeburn 3902: if ($env{'form.hide'}) {
3903: my $changelast = 0;
3904: my $newlast;
3905: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3906: if ($changelast) {
3907: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3908: $env{'course.'.$env{'request.course.id'}.'.domain'},
3909: $env{'course.'.$env{'request.course.id'}.'.num'});
3910: }
3911: }
1.157 albertel 3912: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3913: $env{'course.'.$env{'request.course.id'}.'.domain'},
3914: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3915:
1.133 albertel 3916: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3917: '0','0','','',$env{'form.previous'},undef,undef,undef,
3918: undef,undef,undef,$group);
1.135 albertel 3919: return OK;
1.321 www 3920: } elsif (($env{'form.like'}) || ($env{'form.unlike'})) {
3921: # ----------------------------------------------------------------- Like/unlike
3922: my $entry=$env{'form.like'}?$env{'form.like'}:$env{'form.unlike'};
3923: my ($symb,$idx)=split(/\:\:\:/,$entry);
3924: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.323 www 3925: #
3926: # Likes and unlikes are in db-file "disclikes" of the course
3927: # The prefix is the $symb to identify the resource discussion,
3928: # and the $idx to identify the entry
3929: #
1.322 www 3930: my $prefix=$symb.':'.$idx.':';
3931: my %contrib=&Apache::lonnet::dump('disclikes',
3932: $env{'course.'.$env{'request.course.id'}.'.domain'},
3933: $env{'course.'.$env{'request.course.id'}.'.num'},
3934: '^'.$prefix);
1.321 www 3935: # Get all who like or unlike this
1.322 www 3936: my $currentlikers=$contrib{$prefix.'likers'};
3937: my $currentunlikers=$contrib{$prefix.'unlikers'};
1.323 www 3938: # Get the current "likes" count
1.322 www 3939: my $likes=$contrib{$prefix.'likes'};
1.321 www 3940: # Find out if they already voted
1.323 www 3941: # Users cannot like a post twice, or unlike it twice. They can change their mind, though
1.321 www 3942: my $alreadyflag=0;
3943: my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};
3944: if ($env{'form.like'}) {
1.322 www 3945: if ($currentlikers=~/\,\Q$thisuser\E\,/) {
1.321 www 3946: $alreadyflag=1;
3947: } else {
1.322 www 3948: if ($currentunlikers=~/\,\Q$thisuser\E\,/) {
1.323 www 3949: $currentunlikers=~s/\,\Q$thisuser\E\,//g;
1.322 www 3950: } else {
3951: $currentlikers.=','.$thisuser.',';
3952: }
1.321 www 3953: $likes++;
3954: }
3955: } else {
1.322 www 3956: if ($currentunlikers=~/\,\Q$thisuser\E\,/) {
1.321 www 3957: $alreadyflag=1;
3958: } else {
1.322 www 3959: if ($currentlikers=~/\,\Q$thisuser\E\,/) {
1.323 www 3960: $currentlikers=~s/\,\Q$thisuser\E\,//g;
1.322 www 3961: } else {
3962: $currentunlikers.=','.$thisuser.',';
3963: }
1.321 www 3964: $likes--;
3965: }
3966: }
3967: my $result;
1.323 www 3968: # $alreadyflag would be 1 if they tried to double-like or double-unlike
1.321 www 3969: unless ($alreadyflag) {
1.322 www 3970: my %newhash=($prefix.'likes' => $likes,
3971: $prefix.'likers' => $currentlikers,
3972: $prefix.'unlikers' => $currentunlikers);
1.323 www 3973: # Store data in db-file "disclikes"
1.322 www 3974: if (&Apache::lonnet::put('disclikes',
3975: \%newhash,
3976: $env{'course.'.$env{'request.course.id'}.'.domain'},
3977: $env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
1.323 www 3978: # Also store with the person who posted the liked/unliked entry
1.321 www 3979: if ($env{'form.like'}) {
3980: &storediscussionlikes(1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});
3981: $result=&mt("Registered 'Like'");
3982: } else {
3983: &storediscussionlikes(-1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});
3984: $result=&mt("Registered 'Unlike'");
3985: }
3986: } else {
1.323 www 3987: # Oops, something went wrong
1.321 www 3988: $result=&mt("Failed to register vote");
3989: }
3990: }
3991: &redirect_back($r,$feedurl,$result.'<br />',
3992: '0','0','','',$env{'form.previous'},undef,undef,undef,
3993: undef,undef,undef,$group);
3994: return OK;
1.157 albertel 3995: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3996: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3997: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 3998: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
1.253 raeburn 3999: &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
1.69 www 4000: } else {
4001: &Apache::lonnet::del('environment',['threadeddiscussion']);
1.265 raeburn 4002: &Apache::lonnet::delenv('environment.threadeddiscussion');
1.72 albertel 4003: }
1.133 albertel 4004: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<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 ($env{'form.deldisc'}) {
1.38 www 4009: # --------------------------------------------------------------- Hide for good
1.157 albertel 4010: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 4011: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 4012: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
4013: $env{'course.'.$env{'request.course.id'}.'.domain'},
4014: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 4015: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
4016: if ($changelast) {
4017: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
4018: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
4019: }
1.135 albertel 4020: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 4021: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
4022: $env{'course.'.$env{'request.course.id'}.'.domain'},
4023: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 4024: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 4025: '0','0','','',$env{'form.previous'},undef,undef,undef,
4026: undef,undef,undef,$group);
1.135 albertel 4027: return OK;
1.157 albertel 4028: } elsif ($env{'form.preview'}) {
1.33 www 4029: # -------------------------------------------------------- User wants a preview
4030: &show_preview($r);
1.135 albertel 4031: return OK;
1.157 albertel 4032: } elsif ($env{'form.attach'}) {
1.108 raeburn 4033: # -------------------------------------------------------- Work on attachments
4034: &Apache::loncommon::content_type($r,'text/html');
4035: $r->send_http_header;
1.198 albertel 4036: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.255 raeburn 4037: my (@currnewattach,@currdelold,@keepold,$toolarge);
1.108 raeburn 4038: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 4039: if (exists($env{'form.addnewattach.filename'})) {
1.255 raeburn 4040: if (length($env{'form.addnewattach'})<=$attachmax{'num'}) {
1.157 albertel 4041: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 4042: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 4043: push(@currnewattach, $newattachment);
1.255 raeburn 4044: } else {
4045: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
1.108 raeburn 4046: }
4047: }
1.133 albertel 4048: my $attachmenturls;
1.157 albertel 4049: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
4050: my $idx = $env{'form.idx'};
1.108 raeburn 4051: if ($idx) {
1.157 albertel 4052: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
4053: $env{'course.'.$env{'request.course.id'}.'.domain'},
4054: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 4055: $attachmenturls = $contrib{$idx.':attachmenturl'};
4056: }
1.133 albertel 4057: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
1.255 raeburn 4058: $attachmenturls,$attachmax{'text'},$toolarge);
1.135 albertel 4059: return OK;
1.157 albertel 4060: } elsif ($env{'form.export'}) {
1.116 raeburn 4061: &Apache::loncommon::content_type($r,'text/html');
4062: $r->send_http_header;
1.157 albertel 4063: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 4064: my $mode='board';
1.116 raeburn 4065: my $status='OPEN';
1.157 albertel 4066: my $previous=$env{'form.previous'};
1.305 www 4067: if ($feedurl =~ /$LONCAPA::assess_re/) {
1.116 raeburn 4068: $mode='problem';
4069: $status=$Apache::inputtags::status[-1];
4070: }
4071: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 4072: my $start_page =
4073: &Apache::loncommon::start_page('Resource Feedback and Discussion');
4074: my $end_page =
4075: &Apache::loncommon::end_page();
4076: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 4077: return OK;
1.15 www 4078: } else {
4079: # ------------------------------------------------------------- Normal feedback
1.157 albertel 4080: my $feedurl=$env{'form.postdata'};
1.260 raeburn 4081: $feedurl=~s/^https?\:\/\///;
1.133 albertel 4082: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
4083: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
4084: $feedurl=~s/\?.+$//;
1.8 www 4085:
1.133 albertel 4086: my $symb;
1.157 albertel 4087: if ($env{'form.replydisc'}) {
4088: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
4089: } elsif ($env{'form.editdisc'}) {
4090: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
4091: } elsif ($env{'form.origpage'}) {
1.133 albertel 4092: $symb="";
4093: } else {
4094: $symb=&Apache::lonnet::symbread($feedurl);
4095: }
4096: unless ($symb) {
1.157 albertel 4097: $symb=$env{'form.symb'};
1.133 albertel 4098: }
1.237 raeburn 4099: if (defined($symb)) {
4100: ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb);
4101: } else {
4102: # backward compatibility (bulletin boards used to be 'wrapped')
4103: &Apache::lonenc::check_decrypt(\$feedurl);
4104: &dewrapper(\$feedurl);
4105: }
1.133 albertel 4106: my $goahead=1;
1.305 www 4107: if ($feedurl=~/$LONCAPA::assess_re/) {
1.133 albertel 4108: unless ($symb) { $goahead=0; }
4109: }
4110: if (!$goahead) {
4111: # Ambiguous Problem Resource
4112: $r->internal_redirect('/adm/ambiguous');
4113: return OK;
1.31 www 4114: }
1.8 www 4115: # Go ahead with feedback, no ambiguous reference
1.133 albertel 4116: unless (
4117: (
4118: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
4119: )
4120: ||
1.157 albertel 4121: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 4122: ||
1.157 albertel 4123: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 4124: ) {
1.135 albertel 4125: &Apache::loncommon::content_type($r,'text/html');
4126: $r->send_http_header;
1.133 albertel 4127: # Unable to give feedback
1.233 raeburn 4128: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 4129: &no_redirect_back($r,$feedurl);
1.178 albertel 4130: return OK;
1.133 albertel 4131: }
1.6 albertel 4132: # --------------------------------------------------- Print login screen header
1.157 albertel 4133: unless ($env{'form.sendit'}) {
1.233 raeburn 4134: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 4135: &Apache::loncommon::content_type($r,'text/html');
4136: $r->send_http_header;
1.234 raeburn 4137: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.235 raeburn 4138: my ($blocked,$blocktext) =
4139: &Apache::loncommon::blocking_status('boards');
1.234 raeburn 4140: if ($blocked) {
4141: $r->print(&blocked_reply_or_edit($blocktext));
4142: return OK;
4143: }
4144: }
1.303 raeburn 4145: my $options=&screen_header($feedurl,$symb,$group);
1.133 albertel 4146: if ($options) {
1.255 raeburn 4147: &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'});
1.133 albertel 4148: } else {
4149: &fail_redirect($r,$feedurl);
4150: }
4151: return OK;
1.6 albertel 4152: }
4153:
4154: # Get previous user input
1.9 albertel 4155: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 4156: $symb,$env{'user.name'},$env{'user.domain'},
4157: $env{'request.course.id'});
1.6 albertel 4158:
4159: # Get output from resource
1.237 raeburn 4160: &Apache::lonenc::check_encrypt(\$feedurl);
1.6 albertel 4161: my $usersaw=&resource_output($feedurl);
4162:
1.50 albertel 4163: # Get resource answer (need to allow student to view grades for this to work)
1.253 raeburn 4164: &Apache::lonnet::appenv({'allowed.vgr'=>'F'});
1.238 raeburn 4165: my $usersymb = &Apache::lonenc::check_encrypt($symb);
1.237 raeburn 4166: my $useranswer=
4167: &Apache::loncommon::get_student_answers(
1.238 raeburn 4168: $usersymb,$env{'user.name'},$env{'user.domain'},
1.237 raeburn 4169: $env{'request.course.id'});
1.50 albertel 4170: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 4171: # Get attachments, if any, and not too large
4172: my $attachmenturl='';
1.255 raeburn 4173: my $toolarge='';
1.157 albertel 4174: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
4175: ($env{'form.replydisc'})) {
1.133 albertel 4176: my ($symb,$idx);
1.157 albertel 4177: if ($env{'form.replydisc'}) {
4178: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
4179: } elsif ($env{'form.editdisc'}) {
4180: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
4181: } elsif ($env{'form.origpage'}) {
4182: $symb = $env{'form.symb'};
1.133 albertel 4183: }
1.132 albertel 4184: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 4185: my @currnewattach = ();
4186: my @deloldattach = ();
4187: my @keepold = ();
4188: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
4189: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
4190: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 4191: } elsif ($env{'form.attachment.filename'}) {
1.255 raeburn 4192: if (length($env{'form.attachment'})<=$attachmax{'num'}) {
4193: my $now = time;
4194: my $subdir = 'feedback/'.$now;
4195: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir);
4196: } else {
4197: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
4198: }
1.42 www 4199: }
1.6 albertel 4200: # Filter HTML out of message (could be nasty)
1.301 raeburn 4201: my $override;
4202: if ($env{'form.discuss'} =~ /^(?:author|question|course|policy)$/) {
4203: $override = 1;
4204: }
4205: my $message=&clear_out_html($env{'form.comment'},$override);
1.6 albertel 4206:
4207: # Assemble email
1.237 raeburn 4208: my ($email,$citations)=&assemble_email($message,$prevattempts,
1.133 albertel 4209: $usersaw,$useranswer);
1.40 albertel 4210:
1.6 albertel 4211: # Who gets this?
1.242 albertel 4212: my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl);
1.6 albertel 4213:
4214: # Actually send mail
1.297 raeburn 4215: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'}),
1.194 albertel 4216: $feedurl,$email,$citations,
1.240 raeburn 4217: $attachmenturl,$usersymb,%to);
1.13 www 4218:
4219: # Discussion? Store that.
1.32 albertel 4220: my $numpost=0;
1.207 albertel 4221: if ( ($env{'form.discuss'} ne ''
4222: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
4223: || $env{'form.anondiscuss'} ne '') {
1.297 raeburn 4224: my $subject = &clear_out_html($env{'form.subject'});
1.201 albertel 4225: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 4226: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
1.303 raeburn 4227: $subject,$group);
1.32 albertel 4228: $numpost++;
1.14 www 4229: }
1.175 www 4230:
4231: # Add to blog?
4232:
4233: my $blog='';
4234: if ($env{'form.blog'}) {
1.297 raeburn 4235: my $subject = &clear_out_html($env{'form.subject'});
1.175 www 4236: $status.=&Apache::lonrss::addentry($env{'user.name'},
4237: $env{'user.domain'},
4238: 'CourseBlog_'.$env{'request.course.id'},
4239: $subject,$message,$feedurl,'public');
1.278 raeburn 4240: if (&Apache::loncommon::course_type() eq 'Community') {
4241: $blog='<br />'.&mt('Added to my community blog').'<br />';
4242: } else {
4243: $blog='<br />'.&mt('Added to my course blog').'<br />';
4244: }
1.175 www 4245: }
1.133 albertel 4246:
1.6 albertel 4247: # Receipt screen and redirect back to where came from
1.255 raeburn 4248: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge);
1.133 albertel 4249: }
4250: return OK;
1.234 raeburn 4251: }
4252:
4253: sub blocked_reply_or_edit {
4254: my ($blocktext) = @_;
4255: return
4256: &Apache::loncommon::start_page('Resource Feedback and Discussion').
4257: $blocktext.'<br /><br /><a href="javascript:history.go(-1)">'.
4258: &mt('Back to previous page').
4259: &Apache::loncommon::end_page();
1.133 albertel 4260: }
1.6 albertel 4261:
1.133 albertel 4262: sub wrap_symb {
4263: my ($ressymb)=@_;
4264: if ($ressymb =~ /bulletin___\d+___/) {
4265: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
4266: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
4267: }
1.6 albertel 4268: }
1.133 albertel 4269: return $ressymb;
4270: }
4271: sub dewrapper {
4272: my ($feedurl)=@_;
4273: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
4274: $$feedurl=~s|^/adm/wrapper||;
4275: }
4276: }
4277:
4278: sub get_feedurl {
4279: my ($symb)=@_;
4280: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
4281: my $feedurl = &Apache::lonnet::clutter($url);
4282: &dewrapper(\$feedurl);
4283: return $feedurl;
1.15 www 4284: }
1.1 www 4285:
1.133 albertel 4286: sub get_feedurl_and_clean_symb {
4287: my ($symb)=@_;
4288: &Apache::lonenc::check_decrypt(\$symb);
4289: # backward compatibility (bulletin boards used to be 'wrapped')
4290: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
4291: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
4292: }
4293: my $feedurl = &get_feedurl($symb);
4294: return ($symb,$feedurl);
4295: }
1.180 raeburn 4296:
4297: sub editing_allowed {
1.208 raeburn 4298: my ($postid,$group) = @_;
4299: $postid = &unescape($postid);
1.180 raeburn 4300: my $can_edit = 0;
1.208 raeburn 4301: if ($group ne '') {
4302: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
4303: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
4304: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
4305: if (&check_group_priv($group,'egp') eq 'ok') {
4306: $can_edit = 1;
4307: }
4308: return $can_edit;
4309: }
4310: }
1.180 raeburn 4311: my $cid = $env{'request.course.id'};
4312: my $role = (split(/\./,$env{'request.role'}))[0];
4313: my $section = $env{'request.course.sec'};
1.184 albertel 4314: my $allow_editing_config =
4315: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 4316: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
4317: $can_edit = 1;
4318: } else {
1.184 albertel 4319: foreach my $editor (split(/,/,$allow_editing_config)) {
4320: my ($editor_role,$editor_sec) = split(/:/,$editor);
4321: if ($editor_role eq $role
4322: && defined($editor_sec)
4323: && defined($section)
4324: && $editor_sec eq $section) {
4325: $can_edit = 1;
4326: last;
4327: }
4328: if ($editor_role eq $role
4329: && !defined($editor_sec)) {
4330: $can_edit = 1;
4331: }
4332: }
1.180 raeburn 4333: }
4334: return $can_edit;
4335: }
4336:
1.208 raeburn 4337: sub check_group_priv {
4338: my ($group,$grp_priv) = @_;
4339: foreach my $priv ('mdg','vcg') {
4340: my $checkcourse = $env{'request.course.id'}.
4341: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
4342: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
4343: return 'ok';
4344: }
4345: }
4346: if ($grp_priv && $group ne '') {
4347: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
4348: return 'ok';
4349: }
4350: }
4351: return '';
4352: }
4353:
1.211 albertel 4354: sub group_args {
1.208 raeburn 4355: my ($group) = @_;
1.211 albertel 4356: if ($group eq '') { return ''; }
4357: my $extra_args = '&group='.$group;
1.208 raeburn 4358: if (exists($env{'form.ref'})) {
1.211 albertel 4359: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 4360: }
4361: return $extra_args;
4362: }
4363:
1.237 raeburn 4364: sub get_resource_title {
4365: my ($symb,$feedurl) = @_;
4366: my ($restitle,$plainurl);
4367: if (defined($symb)) {
4368: my $plain_symb = &Apache::lonenc::check_decrypt($symb);
4369: $restitle = &Apache::lonnet::gettitle($plain_symb);
4370: }
4371: if (defined($feedurl)) {
4372: $plainurl = &Apache::lonenc::check_decrypt($feedurl);
4373: }
4374: if (!defined($restitle)) {
4375: if (defined($feedurl)) {
4376: $restitle = &Apache::lonnet::gettitle($plainurl);
4377: }
4378: }
4379: if ($plainurl ne $feedurl) {
4380: my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-);
4381: if ($plain_filename eq $restitle) {
4382: $restitle = &mt('Untitled resource');
4383: }
4384: }
4385: if ($restitle eq '') {
4386: $restitle = &mt('Untitled resource');
4387: }
4388: return $restitle;
4389: }
4390:
1.1 www 4391: 1;
4392: __END__
1.257 jms 4393:
4394:
4395: =pod
4396:
4397: =head1 NAME
4398:
4399: Apache::lonfeedback.pm
4400:
4401: =head1 SYNOPSIS
4402:
4403: Handles feedback from students to instructors and system administrators.
4404:
4405: Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
4406:
4407: Used by lonmsg.pm.
4408:
4409: This is part of the LearningOnline Network with CAPA project
4410: described at http://www.lon-capa.org.
4411:
4412: =head1 OVERVIEW
4413:
4414: None
4415:
4416: =head1 SUBROUTINES
4417:
4418: =over
4419:
4420: =item discussion_open()
4421:
4422: =item discussion_visible()
4423:
4424: =item list_discussion()
4425:
4426: =item send_feedback_link()
4427:
4428: =item send_message_link()
4429:
4430: =item action_links_bar()
4431:
4432: =item postingform_display()
4433:
4434: =item build_posting_display
4435:
4436: =item filter_regexp()
4437:
4438: =item get_post_contents()
4439:
4440: =item replicate_attachments()
4441:
4442: =item mail_screen()
4443:
4444: =item print_display_options()
4445:
4446: =item print_sortfilter_options()
4447:
4448: =item print_showposters()
4449:
4450: =item get_post_versions()
4451:
4452: =item get_post_attachments()
4453:
4454: =item fail_redirect()
4455:
4456: =item redirect_back()
4457:
4458: =item no_redirect_back()
4459:
4460: =item screen_header()
4461:
4462: =item resource_output()
4463:
4464: =item clear_out_html()
4465:
4466: =item assemble_email()
4467:
4468: =item feedback_available()
4469:
4470: =item send_msg()
4471:
4472: =item adddiscuss()
4473:
4474: =item get_discussion_info()
4475:
4476: =item show_preview()
4477:
4478: =item newline_to_br()
4479:
1.283 faziophi 4480: =item tidy_html()
4481:
1.257 jms 4482: =item generate_preview_button()
4483:
4484: =item modify_attachments()
4485:
4486: =item process_attachments()
4487:
4488: =item generate_attachments_button()
4489:
4490: =item extract_attachments()
4491:
4492: =item construct_attachmenturl()
4493:
4494: =item add_blog_checkbox()
4495:
4496: =item has_discussion()
4497:
4498: =item sort_filter_names()
4499:
4500: =item handler()
4501:
4502: =item blocked_reply_or_edit()
4503:
4504: =item wrap_symb()
4505:
4506: =item dewrapper()
4507:
4508: =item get_feedurl()
4509:
4510: =item get_feedurl_and_clean_symb()
4511:
4512: =item editing_allowed()
4513:
4514: =item check_group_priv()
4515:
4516: =item group_args()
4517:
4518: =item get_resource_title()
4519:
4520: =back
4521:
1.258 bisitz 4522: =cut
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