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