Annotation of loncom/interface/lonfeedback.pm, revision 1.295
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.295 ! www 4: # $Id: lonfeedback.pm,v 1.294 2010/06/02 14:11:15 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)
1.168 albertel 138: && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/));
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;
1.69 www 284: my $target='';
1.111 raeburn 285:
1.79 raeburn 286: my $now = time;
1.80 raeburn 287: $discinfo{$visitkey} = $visit;
288:
1.169 albertel 289: &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});
1.208 raeburn 290: &build_posting_display(\%usernamesort,\%subjectsort,\%namesort,\%notshown,\%newitem,\%dischash,\%shown,\%alldiscussion,\%imsitems,\%imsfiles,\%roleinfo,\@discussionitems,\@replies,\@depth,\@posters,\$maxdepth,\$visible,\$newpostsflag,\$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$encsymb,$target,$readkey,$showunmark,$showonlyunread,$totposters,\@rolefilter,\@sectionpick,\@grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,\%anonhash,$anoncnt,$group);
1.80 raeburn 291:
1.67 www 292: my $discussion='';
1.116 raeburn 293: my $manifestfile;
294: my $manifestok=0;
295: my $tempexport;
296: my $imsresources;
297: my $copyresult;
1.84 raeburn 298:
299: my $function = &Apache::loncommon::get_users_function();
300: my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 301: $env{'user.domain'});
1.84 raeburn 302: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 303: 'cuse' => 'Current discussion settings',
1.84 raeburn 304: 'allposts' => 'All posts',
305: 'unread' => 'New posts only',
1.111 raeburn 306: 'unmark' => 'Unread only',
1.84 raeburn 307: 'ondisp' => 'Once displayed',
1.111 raeburn 308: 'onmark' => 'Once marked not NEW',
309: 'toggoff' => 'Off',
310: 'toggon' => 'On',
1.84 raeburn 311: 'disa' => 'Posts to be displayed',
312: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 313: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 314: 'chgt' => 'Change',
315: 'disp' => 'Display',
316: 'nolo' => 'Not new',
1.111 raeburn 317: 'togg' => 'Toggle read/unread',
1.220 raeburn 318: 'aner' => 'An error occurred opening the manifest file.',
319: 'difo' => 'Discussion for',
320: 'aerr' => 'An error occurred opening the export file for posting',
321: 'aysu' => 'Are you sure you want to delete this post?',
322: 'dpwn' => 'Deleted posts will no longer be visible to you and other students',
323: 'bwco' => 'but will continue to be visible to your instructor',
324: 'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
1.295 ! www 325: 'discussions' => 'DISCUSSIONS'
1.84 raeburn 326: );
327:
328: my $currdisp = $lt{'allposts'};
329: my $currmark = $lt{'onmark'};
1.111 raeburn 330: my $currtogg = $lt{'toggoff'};
1.84 raeburn 331: my $dispchange = $lt{'unread'};
332: my $markchange = $lt{'ondisp'};
1.111 raeburn 333: my $toggchange = $lt{'toggon'};
1.97 raeburn 334: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 335: my $displinkA = 'onlyunread';
336: my $displinkB = 'onlyunmark';
1.97 raeburn 337: my $marklink = 'markondisp';
1.111 raeburn 338: my $togglink = 'toggon';
1.84 raeburn 339:
340: if ($markondisp) {
341: $currmark = $lt{'ondisp'};
342: $markchange = $lt{'onmark'};
1.97 raeburn 343: $marklink = 'markonread';
1.84 raeburn 344: }
345:
346: if ($showonlyunread) {
347: $currdisp = $lt{'unread'};
348: $dispchange = $lt{'allposts'};
1.111 raeburn 349: $displinkA = 'allposts';
1.84 raeburn 350: }
1.111 raeburn 351:
352: if ($showunmark) {
353: $currdisp = $lt{'unmark'};
354: $dispchange = $lt{'unmark'};
355: $displinkA='allposts';
356: $displinkB='onlyunread';
357: $showonlyunread = 0;
358: }
359:
360: if ($dischash{$toggkey}) {
361: $currtogg = $lt{'toggon'};
362: $toggchange = $lt{'toggoff'};
363: $togglink = 'toggoff';
364: }
1.97 raeburn 365:
1.282 wenzelju 366: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 367:
368: if ($newpostsflag) {
1.282 wenzelju 369: $chglink .= '&previous='.$prevread;
1.84 raeburn 370: }
1.211 albertel 371: $chglink.=&group_args($group);
1.84 raeburn 372:
1.67 www 373: if ($visible) {
1.80 raeburn 374: # Print the discusssion
1.116 raeburn 375: if ($outputtarget eq 'tex') {
1.156 albertel 376: $discussion.='<tex>{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
1.295 ! www 377: '\textbf{'.$lt{'discussions'}.'}\makebox[2 cm][b]{\hrulefill}\vskip 0 mm'.
1.116 raeburn 378: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
1.156 albertel 379: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}</tex>';
1.116 raeburn 380: } elsif ($outputtarget eq 'export') {
381: # Create temporary directory if this is an export
382: my $now = time;
1.147 raeburn 383: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
384: $tempexport = $$imsextras{'tempexport'};
385: if (!-e $tempexport) {
386: mkdir($tempexport,0700);
387: }
388: $tempexport .= '/'.$$imsextras{'count'};
389: if (!-e $tempexport) {
390: mkdir($tempexport,0700);
391: }
392: } else {
393: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
394: if (!-e $tempexport) {
395: mkdir($tempexport,0700);
396: }
397: $tempexport .= '/'.$now;
398: if (!-e $tempexport) {
399: mkdir($tempexport,0700);
400: }
1.157 albertel 401: $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
1.116 raeburn 402: }
403: if (!-e $tempexport) {
404: mkdir($tempexport,0700);
405: }
406: # open manifest file
407: my $manifest = '/imsmanifest.xml';
408: my $manifestfilename = $tempexport.$manifest;
409: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
410: $manifestok=1;
1.284 raeburn 411: print $manifestfile qq|<?xml version="1.0" encoding="UTF-8"?>
1.116 raeburn 412: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
413: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
414: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
415: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
416: <organizations default="$ressymb">
417: <organization identifier="$ressymb">
1.220 raeburn 418: <title>$lt{'difo'} $ressymb</title>\n|;
1.116 raeburn 419: } else {
1.220 raeburn 420: $discussion .= $lt{'aner'}.'<br />';
1.116 raeburn 421: }
422: } else {
1.97 raeburn 423: my $colspan=$maxdepth+1;
1.282 wenzelju 424: $discussion.= &Apache::lonhtmlcommon::scripttag(qq|
1.219 raeburn 425: function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
1.102 raeburn 426: var symbparm = symb+':::'+idx
427: var prevparm = ""
428: if (newflag == 1) {
1.282 wenzelju 429: prevparm = "&previous="+previous
1.102 raeburn 430: }
1.219 raeburn 431: if (caller == 'studentdelete') {
1.220 raeburn 432: if (confirm("$lt{'aysu'}\\n$lt{'dpwn'},\\n$lt{'bwco'}")) {
1.219 raeburn 433: document.location.href = "/adm/feedback?hide="+symbparm+prevparm+groupparm
434: }
435: } else {
436: if (caller == 'seeiddelete') {
1.220 raeburn 437: if (confirm("$lt{'aysu'}\\n$lt{'depo'}")) {
1.219 raeburn 438: document.location.href = "/adm/feedback?deldisc="+symbparm+prevparm+groupparm
439: }
440: }
441: }
1.102 raeburn 442: }
1.282 wenzelju 443: |);
1.270 www 444: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" >'.
445: "\n".'<table class="LC_discussion">';
1.222 raeburn 446: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
447: $newpostsflag,$group,
448: $prevread,$markondisp);
449: my $escsymb=&escape($ressymb);
1.220 raeburn 450: my $numhidden = keys(%notshown);
1.116 raeburn 451: if ($numhidden > 0) {
452: my $colspan = $maxdepth+1;
453: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.173 www 454: '<a href="/adm/feedback?allposts=1&symb='.$escsymb;
1.116 raeburn 455: if ($newpostsflag) {
1.282 wenzelju 456: $discussion .= '&previous='.$prevread;
1.116 raeburn 457: }
1.211 albertel 458: $discussion .= &group_args($group);
1.116 raeburn 459: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 460: $numhidden.' ';
1.116 raeburn 461: if ($showunmark) {
462: $discussion .= &mt('posts previously marked read');
463: } else {
464: $discussion .= &mt('previously viewed posts');
465: }
466: $discussion .= '<br/></td></tr>';
1.111 raeburn 467: }
1.80 raeburn 468: }
1.100 raeburn 469:
470: # Choose sort mechanism
471: my @showposts = ();
472: if ($sortposts eq 'descdate') {
1.221 raeburn 473: @showposts = (sort { $b <=> $a } keys(%alldiscussion));
1.100 raeburn 474: } elsif ($sortposts eq 'thread') {
1.221 raeburn 475: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 476: } elsif ($sortposts eq 'subject') {
1.221 raeburn 477: foreach my $key (sort(keys(%subjectsort))) {
478: push(@showposts, @{$subjectsort{$key}});
1.100 raeburn 479: }
480: } elsif ($sortposts eq 'username') {
1.221 raeburn 481: foreach my $domain (sort(keys(%usernamesort))) {
482: foreach my $key (sort(keys(%{$usernamesort{$domain}}))) {
483: push(@showposts, @{$usernamesort{$domain}{$key}});
1.100 raeburn 484: }
485: }
486: } elsif ($sortposts eq 'lastfirst') {
1.221 raeburn 487: foreach my $last (sort(keys(%namesort))) {
488: foreach my $key (sort(keys(%{$namesort{$last}}))) {
489: push(@showposts, @{$namesort{$last}{$key}});
1.100 raeburn 490: }
491: }
492: } else {
1.221 raeburn 493: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 494: }
1.116 raeburn 495: my $currdepth = 0;
496: my $firstidx = $alldiscussion{$showposts[0]};
1.221 raeburn 497: foreach my $post (@showposts) {
1.157 albertel 498: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.221 raeburn 499: $alldiscussion{$post} = $post;
1.100 raeburn 500: }
1.221 raeburn 501: unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) {
1.117 albertel 502: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 503: $discussion.="\n<tr>";
504: }
1.221 raeburn 505: my $thisdepth=$depth[$alldiscussion{$post}];
1.117 albertel 506: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 507: for (1..$thisdepth) {
508: $discussion.='<td> </td>';
509: }
510: }
1.80 raeburn 511: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 512: if ($outputtarget eq 'tex') {
1.95 sakharuk 513: #cleanup block
1.221 raeburn 514: $discussionitems[$alldiscussion{$post}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
515: $discussionitems[$alldiscussion{$post}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
1.95 sakharuk 516: my $threadinsert='';
517: if ($thisdepth > 0) {
518: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
519: }
1.221 raeburn 520: $discussionitems[$alldiscussion{$post}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
521: $discussionitems[$alldiscussion{$post}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
522: $discussionitems[$alldiscussion{$post}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 523:
1.221 raeburn 524: $discussionitems[$alldiscussion{$post}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$post}];
525: $discussion.=$discussionitems[$alldiscussion{$post}];
1.116 raeburn 526: } elsif ($outputtarget eq 'export') {
1.221 raeburn 527: my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html';
1.116 raeburn 528: if ($manifestok) {
1.221 raeburn 529: if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) {
1.116 raeburn 530: print $manifestfile ' </item>'."\n";
531: }
1.221 raeburn 532: $currdepth = $depth[$alldiscussion{$post}];
1.116 raeburn 533: print $manifestfile "\n".
1.221 raeburn 534: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$post}.'" isvisible="'.
535: $imsitems{$alldiscussion{$post}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$post}.'">'.
1.284 raeburn 536: '<title>'.$imsitems{$alldiscussion{$post}}{'title'}.'</title></item>';
1.116 raeburn 537: $imsresources .= "\n".
1.221 raeburn 538: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$post}.'" type="webcontent" href="'.$postfilename.'">'."\n".
1.146 raeburn 539: '<file href="'.$postfilename.'">'."\n".
1.284 raeburn 540: $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}.'</file>'."\n".
1.116 raeburn 541: '</resource>';
542: }
543: my $postingfile;
544: my $postingfilename = $tempexport.'/'.$postfilename;
545: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
546: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
1.221 raeburn 547: $imsitems{$alldiscussion{$post}}{'title'}.' '.
548: $imsitems{$alldiscussion{$post}}{'sender'}.
549: $imsitems{$alldiscussion{$post}}{'timestamp'}.'<br /><br />'.
550: $imsitems{$alldiscussion{$post}}{'message'}.'<br />'.
551: $imsitems{$alldiscussion{$post}}{'attach'}.'</body></html>'."\n";
1.116 raeburn 552: close($postingfile);
553: } else {
1.221 raeburn 554: $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'<br />';
1.116 raeburn 555: }
1.221 raeburn 556: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport);
1.116 raeburn 557: } else {
1.270 www 558: $discussion.='<td class="'.$bgcols[$newitem{$alldiscussion{$post}}].
1.221 raeburn 559: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$post}].
1.116 raeburn 560: '</td></tr>';
561: }
1.69 www 562: }
1.80 raeburn 563: }
1.116 raeburn 564: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 565: my $colspan=$maxdepth+1;
1.111 raeburn 566: $discussion .= <<END;
1.97 raeburn 567: <tr bgcolor="#FFFFFF">
1.270 www 568: <td colspan="$colspan" class="LC_disc_action_links_bar">
569: <table class="LC_disc_action_table">
1.97 raeburn 570: <tr>
571: <td align="left">
572: <table border="0" cellpadding="0" cellspacing="4">
573: <tr>
574: <td>
1.281 bisitz 575: <font size="-1"><b>$lt{'cuse'}</b>:</font></td>
1.97 raeburn 576: <td> </td>
1.111 raeburn 577: <td><font size="-1">
1.97 raeburn 578: END
579: if ($newpostsflag) {
580: $discussion .=
1.111 raeburn 581: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
582: if ($dischash{$toggkey}) {
583: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
584: }
1.97 raeburn 585: } else {
1.111 raeburn 586: if ($dischash{$toggkey}) {
587: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
588: } else {
589: $discussion .=
590: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
591: }
1.97 raeburn 592: }
593: $discussion .= <<END;
1.111 raeburn 594: </font></td>
1.97 raeburn 595: <td> </td>
1.144 raeburn 596: <td align="left">
1.281 bisitz 597: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</b></font>
1.111 raeburn 598: </td>
1.97 raeburn 599: </tr>
600: </table>
601: </td>
1.111 raeburn 602: END
1.143 raeburn 603: if ($sortposts) {
604: my %sort_types = ();
605: my %role_types = ();
606: my %status_types = ();
1.278 raeburn 607: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.143 raeburn 608:
609: $discussion .= '<td><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
1.157 albertel 610: if (defined($env{'form.totposters'})) {
1.144 raeburn 611: $discussion .= &mt('Posts by').':';
1.143 raeburn 612: if ($totposters > 0) {
613: foreach my $poster (@posters) {
1.144 raeburn 614: $discussion .= ' '.$poster.',';
1.143 raeburn 615: }
1.144 raeburn 616: $discussion =~ s/,$//;
1.143 raeburn 617: } else {
618: $discussion .= &mt('None selected');
619: }
620: } else {
621: my $filterchoice ='';
622: if (@sectionpick > 0) {
1.157 albertel 623: $filterchoice = '<i>'.&mt('sections').'</i>- '.$env{'form.sectionpick'};
1.143 raeburn 624: $filterchoice .= ' ';
625: }
1.208 raeburn 626: if (@grouppick > 0) {
627: $filterchoice = '<i>'.&mt('groups').'</i>- '.$env{'form.grouppick'};
628: $filterchoice .= ' ';
629: }
1.143 raeburn 630: if (@rolefilter > 0) {
1.144 raeburn 631: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.221 raeburn 632: foreach my $role (@rolefilter) {
633: $filterchoice .= ' '.$role_types{$role}.',';
1.143 raeburn 634: }
1.144 raeburn 635: $filterchoice =~ s/,$//;
1.259 raeburn 636: $filterchoice .= '<br />'.(' ' x8);
1.143 raeburn 637: }
638: if ($statusfilter) {
639: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
640: }
641: if ($filterchoice) {
642: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
643: }
644: $discussion .= '</font></td>';
645: }
646: }
1.111 raeburn 647: if ($dischash{$toggkey}) {
1.247 albertel 648: my $storebutton = &mt('Save read/unread changes');
1.111 raeburn 649: $discussion.='<td align="right">'.
1.269 bisitz 650: '<input type="hidden" name="discsymb" value="'.$ressymb.'" />'."\n".
1.111 raeburn 651: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
1.282 wenzelju 652: ' onclick="this.form.submit();" />'."\n".
1.111 raeburn 653: '</td>';
654: }
655: $discussion .= (<<END);
1.97 raeburn 656: </tr>
657: </table>
658: </td>
659: </tr>
1.222 raeburn 660: END
661: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
662: $newpostsflag,$group,
663: $prevread,$markondisp);
664: $discussion .= "
1.97 raeburn 665: </table>
1.222 raeburn 666: <br /><br /></form>\n";
1.114 sakharuk 667: }
1.116 raeburn 668: if ($outputtarget eq 'export') {
669: if ($manifestok) {
670: while ($currdepth > 0) {
671: print $manifestfile " </item>\n";
672: $currdepth --;
673: }
674: print $manifestfile qq|
675: </organization>
676: </organizations>
677: <resources>
678: $imsresources
679: </resources>
680: </manifest>
681: |;
682: close($manifestfile);
1.147 raeburn 683: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
684: $discussion = $copyresult;
685: } else {
1.116 raeburn 686:
687: #Create zip file in prtspool
688:
1.147 raeburn 689: my $imszipfile = '/prtspool/'.
1.157 albertel 690: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.147 raeburn 691: time.'_'.rand(1000000000).'.zip';
692: my $cwd = &getcwd();
693: my $imszip = '/home/httpd/'.$imszipfile;
694: chdir $tempexport;
695: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
696: close(OUTPUT);
697: chdir $cwd;
1.220 raeburn 698: $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','<a href="'.$imszipfile.'">').'</a><br />';
1.147 raeburn 699: if ($copyresult) {
1.220 raeburn 700: $discussion .= &mt('The following errors occurred during export').' - <br />'.$copyresult;
1.147 raeburn 701: }
1.116 raeburn 702: }
703: } else {
1.220 raeburn 704: $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 705: }
706: return $discussion;
707: }
1.54 www 708: }
709: if ($discussiononly) {
1.108 raeburn 710: my $now = time;
711: my $attachnum = 0;
1.213 raeburn 712: my $currnewattach = [];
713: my $currdelold = [];
1.108 raeburn 714: my $comment = '';
715: my $subject = '';
1.157 albertel 716: if ($env{'form.origpage'}) {
1.108 raeburn 717: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.204 www 718: $subject = &unescape($env{'form.subject'});
719: $comment = &unescape($env{'form.comment'});
1.108 raeburn 720: my @keepold = ();
1.208 raeburn 721: &process_attachments($currnewattach,$currdelold,\@keepold);
722: if (@{$currnewattach} > 0) {
723: $attachnum += @{$currnewattach};
1.108 raeburn 724: }
725: }
1.122 raeburn 726: if (&discussion_open($status)) {
1.208 raeburn 727: if (($group ne '') && ($mode eq 'board')) {
728: if (&check_group_priv($group,'pgd') eq 'ok') {
729: $discussion .=
1.210 albertel 730: &postingform_display($mode,$ressymb,$now,$subject,
731: $comment,$outputtarget,$attachnum,
732: $currnewattach,$currdelold,
1.278 raeburn 733: $group,$crstype);
1.108 raeburn 734: }
1.208 raeburn 735: } else {
736: $discussion.=
1.210 albertel 737: &postingform_display($mode,$ressymb,$now,$subject,
738: $comment,$outputtarget,$attachnum,
1.278 raeburn 739: $currnewattach,$currdelold,'',$crstype);
1.208 raeburn 740: }
1.95 sakharuk 741: }
1.140 raeburn 742: } else {
1.251 albertel 743: $discussion.='<div class="LC_feedback_link">';
1.140 raeburn 744: if (&discussion_open($status) &&
745: &Apache::lonnet::allowed('pch',
1.157 albertel 746: $env{'request.course.id'}.
747: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.95 sakharuk 748: if ($outputtarget ne 'tex') {
1.251 albertel 749: $discussion.= &send_feedback_link($ressymb,$target);
1.190 www 750: }
1.294 www 751: } else {
752: if ($outputtarget ne 'tex') {
753: $discussion.= &mt('This discussion is closed.');
754: }
755: }
1.232 raeburn 756: if ($outputtarget ne 'tex') {
757: $discussion.= &send_message_link($ressymb);
758: }
1.252 bisitz 759: $discussion.='</div>';
1.74 www 760: }
1.114 sakharuk 761: return $discussion;
1.54 www 762: }
1.1 www 763:
1.232 raeburn 764: sub send_feedback_link {
765: my ($ressymb,$target) = @_;
766: my $output = '<span class="LC_feedback_link">'.
767: ' <a href="/adm/feedback?replydisc='.
768: &escape($ressymb).':::" '.$target.'>'.
1.274 kalberla 769: '<img alt="" class="LC_noBorder" src="'.
1.232 raeburn 770: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').
1.274 kalberla 771: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Post Discussion').'</span></a></span>';
1.232 raeburn 772: return $output;
773: }
774:
775: sub send_message_link {
776: my ($ressymb) = @_;
1.251 albertel 777: my $output = '<span class="LC_message_link">'.
1.232 raeburn 778: ' <a href="/adm/feedback?sendmessageonly=1&symb='.
1.274 kalberla 779: &escape($ressymb).'"><img alt="" class="LC_noBorder" src="'.
1.292 wenzelju 780: &Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').
1.274 kalberla 781: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Send Feedback').'</span></a></span>';
1.232 raeburn 782: return $output;
783: }
784:
1.222 raeburn 785: sub action_links_bar {
786: my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;
1.270 www 787: my $discussion = '<tr><td class="LC_disc_action_links_bar" colspan="'.$colspan.'">'.
1.277 raeburn 788: '<table width="100%" class="LC_disc_action_table"><tr>'.
789: '<td class="LC_disc_action_left">';
1.222 raeburn 790: my $escsymb=&escape($ressymb);
791: if ($visible>2) {
1.277 raeburn 792: $discussion .= '<a href="/adm/feedback?cmd=threadedon&symb='.$escsymb;
1.222 raeburn 793: if ($newpostsflag) {
1.282 wenzelju 794: $discussion .= '&previous='.$prevread;
1.222 raeburn 795: }
796: $discussion .= &group_args($group);
797: $discussion .='">'.&mt('Threaded View').'</a> '.
798: '<a href="/adm/feedback?cmd=threadedoff&symb='.$escsymb;
799: if ($newpostsflag) {
1.282 wenzelju 800: $discussion .= '&previous='.$prevread;
1.222 raeburn 801: }
802: $discussion .= &group_args($group);
803: $discussion .='">'.&mt('Chronological View').'</a>
1.271 bisitz 804: <a href="/adm/feedback?cmd=sortfilter&symb='.$escsymb;
1.222 raeburn 805: if ($newpostsflag) {
1.282 wenzelju 806: $discussion .= '&previous='.$prevread;
1.222 raeburn 807: }
808: $discussion .= &group_args($group);
1.259 raeburn 809: $discussion .='">'.&mt('Sorting/Filtering options').'</a>'.(' ' x2);
1.222 raeburn 810: }
1.271 bisitz 811: $discussion .='<a href="/adm/feedback?export='.$escsymb;
1.222 raeburn 812: if ($newpostsflag) {
1.282 wenzelju 813: $discussion .= '&previous='.$prevread;
1.222 raeburn 814: }
815: $discussion .= &group_args($group);
816: $discussion .= '">'.&mt('Export').'?</a> </td>';
817: if ($newpostsflag) {
818: if (!$markondisp) {
1.270 www 819: $discussion .='<td class="LC_disc_action_right"><a href="/adm/preferences?action=changediscussions';
1.222 raeburn 820: $discussion .= &group_args($group);
821: $discussion .= '">'.
822: &mt('Preferences on what is marked as NEW').
823: '</a><br /><a href="/adm/feedback?markread=1&symb='.$escsymb;
824: $discussion .= &group_args($group);
1.281 bisitz 825: $discussion .= '">'.&mt('Mark NEW posts no longer new').'</a></td>';
1.222 raeburn 826: } else {
827: $discussion .= '<td> </td>';
828: }
829: } else {
830: $discussion .= '<td> </td>';
831: }
832: $discussion .= '</tr></table></td></tr>';
833: return $discussion;
834: }
835:
1.208 raeburn 836: sub postingform_display {
837: my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum,
1.278 raeburn 838: $currnewattach,$currdelold,$group,$crstype) = @_;
1.295 ! www 839: if ($outputtarget eq 'tex') { return ''; }
1.208 raeburn 840: my $newattachmsg;
1.220 raeburn 841: my %lt = &Apache::lonlocal::texthash(
842: 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty',
843: 'title' => 'Title',
844: 'podi' => 'Post Discussion',
845: 'poan' => 'Post Anonymous Discussion',
846: 'newa' => 'New attachments',
847: );
1.278 raeburn 848: if ($crstype eq 'Community') {
849: $lt{'note'} = &mt('Note: in anonymous discussion, your name is visible only to community facilitators');
850: }
1.208 raeburn 851: my $postingform = (<<ENDDISCUSS);
1.220 raeburn 852: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data"> <input type="submit" name="discuss" value="$lt{'podi'}" />
853: <input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />
1.208 raeburn 854: <input type="hidden" name="sendit" value="true" />
855: <input type="hidden" name="timestamp" value="$now" />
856: <br /><a name="newpost"></a>
1.220 raeburn 857: <font size="1">$lt{'note'}</font><br />
858: <b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
1.282 wenzelju 859: <textarea name="comment" cols="80" rows="14" >$comment</textarea>
1.208 raeburn 860: ENDDISCUSS
861: if ($env{'form.origpage'}) {
862: $postingform .= '<input type="hidden" name="origpage" value="'.
863: $env{'form.origpage'}.'" />'."\n";
864: foreach my $att (@{$currnewattach}) {
865: $postingform .= '<input type="hidden" name="currnewattach" '.
866: 'value="'.$att.'" />'."\n";
867: }
868: }
869: if (exists($env{'form.ref'})) {
870: $postingform .= '<input type="hidden" name="ref" value="'.
871: $env{'form.ref'}.'" />';
872: }
873: if ($group ne '') {
874: $postingform .='<input type="hidden" name="group" value="'.$group.'" />';
875: }
1.235 raeburn 876: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 877: if (!$blockblog) {
1.278 raeburn 878: $postingform .= &add_blog_checkbox($crstype);
1.224 raeburn 879: }
1.208 raeburn 880: $postingform .= "</form>\n";
1.295 ! www 881: $postingform .= &generate_attachments_button('',$attachnum,$ressymb,
1.208 raeburn 882: $now,$currnewattach,
1.224 raeburn 883: $currdelold,'',$mode,
884: $blockblog);
1.295 ! www 885: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
! 886: $newattachmsg = '<br /><b>'.$lt{'newa'}.'</b><br />';
! 887: if (@{$currnewattach} > 1) {
! 888: $newattachmsg .= '<ol>';
! 889: foreach my $item (@{$currnewattach}) {
! 890: $item =~ m#.*/([^/]+)$#;
! 891: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
! 892: }
! 893: $newattachmsg .= '</ol>'."\n";
! 894: } else {
! 895: $$currnewattach[0] =~ m#.*/([^/]+)$#;
! 896: $newattachmsg .= '<a href="'.$$currnewattach[0].'">'.$1.'</a><br />'."\n";
! 897: }
1.208 raeburn 898: }
1.295 ! www 899: $postingform .= $newattachmsg;
! 900: $postingform .= &generate_preview_button();
1.208 raeburn 901: return $postingform;
902: }
903:
1.116 raeburn 904: sub build_posting_display {
1.208 raeburn 905: my ($usernamesort,$subjectsort,$namesort,$notshown,$newitem,$dischash,$shown,$alldiscussion,$imsitems,$imsfiles,$roleinfo,$discussionitems,$replies,$depth,$posters,$maxdepth,$visible,$newpostsflag,$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$ressymb,$target,$readkey,$showunmark,$showonlyunread,$totposters,$rolefilter,$sectionpick,$grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,$anonhash,$anoncnt,$group) = @_;
1.116 raeburn 906: my @original=();
907: my @index=();
1.210 albertel 908: my $skip_group_check = 0;
1.133 albertel 909: my $symb=&Apache::lonenc::check_decrypt($ressymb);
1.204 www 910: my $escsymb=&escape($ressymb);
1.157 albertel 911: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
912: $env{'course.'.$env{'request.course.id'}.'.domain'},
913: $env{'course.'.$env{'request.course.id'}.'.num'});
1.116 raeburn 914:
1.248 albertel 915: my $see_anonymous =
916: &Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
917:
1.210 albertel 918: if ((@{$grouppick} == 0) || (grep(/^all$/,@{$grouppick}))) {
919: $skip_group_check = 1;
1.208 raeburn 920: }
1.116 raeburn 921: if ($contrib{'version'}) {
922: my $oldest = $contrib{'1:timestamp'};
923: if ($prevread eq '0') {
924: $prevread = $oldest-1;
925: }
1.143 raeburn 926: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
927: if ($sortposts) {
1.208 raeburn 928: ($skiptest,$roleregexp,$secregexp,$statusregexp) =
929: &filter_regexp($rolefilter,$sectionpick,$statusfilter);
1.143 raeburn 930: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
931: }
1.116 raeburn 932: for (my $id=1;$id<=$contrib{'version'};$id++) {
933: my $idx=$id;
934: my $posttime = $contrib{$idx.':timestamp'};
935: if ($prevread <= $posttime) {
936: $$newpostsflag = 1;
937: }
938: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
939: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
940: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
941: my $origindex='0.';
942: my $numoldver=0;
943: if ($contrib{$idx.':replyto'}) {
1.157 albertel 944: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 945: # this is a follow-up message
946: $original[$idx]=$original[$contrib{$idx.':replyto'}];
947: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
948: $origindex=$index[$contrib{$idx.':replyto'}];
949: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
950: } else {
951: $original[$idx]=0;
952: $$depth[$idx]=0;
953: }
954: } else {
955: # this is an original message
956: $original[$idx]=0;
957: $$depth[$idx]=0;
958: }
959: if ($$replies[$$depth[$idx]]) {
960: $$replies[$$depth[$idx]]++;
961: } else {
962: $$replies[$$depth[$idx]]=1;
963: }
964: unless ((($hidden) && (!$seeid)) || ($deleted)) {
965: $$visible++;
966: if ($contrib{$idx.':history'}) {
967: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 968: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 969: $numoldver = @oldversions;
970: } else {
971: $numoldver = 1;
972: }
973: }
974: $$current = $numoldver;
975: my %messages = ();
976: my %subjects = ();
977: my %attachtxt = ();
978: my %allattachments = ();
979: my ($screenname,$plainname);
980: my $sender = &mt('Anonymous');
1.173 www 981: # Anonymous users getting number within a discussion
982: # Since idx is in static order, this should give the same sequence every time.
983: my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'};
984: unless ($$anonhash{$key}) {
985: $anoncnt++;
986: $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
987: }
1.116 raeburn 988: my ($message,$subject,$vgrlink,$ctlink);
989: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
990:
991:
992: # Set up for sorting by subject
993: unless ($outputtarget eq 'export') {
994: $message=$messages{$numoldver};
995: $message.=$attachtxt{$numoldver};
996: $subject=$subjects{$numoldver};
997: if ($message) {
998: if ($hidden) {
999: $message='<font color="#888888">'.$message.'</font>';
1000: if ($studenthidden) {
1001: $message .='<br /><br />Deleted by poster (student).';
1002: }
1003: }
1004:
1005: if ($subject eq '') {
1006: if (defined($$subjectsort{'__No subject'})) {
1.221 raeburn 1007: push(@{$$subjectsort{'__No subject'}}, $idx);
1.116 raeburn 1008: } else {
1009: @{$$subjectsort{'__No subject'}} = ("$idx");
1010: }
1011: } else {
1012: if (defined($$subjectsort{$subject})) {
1.221 raeburn 1013: push(@{$$subjectsort{$subject}}, $idx);
1.116 raeburn 1014: } else {
1015: @{$$subjectsort{$subject}} = ("$idx");
1016: }
1017: }
1.248 albertel 1018: if (!$contrib{$idx.':anonymous'} || $see_anonymous) {
1.116 raeburn 1019: $sender=&Apache::loncommon::aboutmewrapper(
1020: $plainname,
1021: $contrib{$idx.':sendername'},
1022: $contrib{$idx.':senderdomain'}).' ('.
1.254 bisitz 1023: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1024: $contrib{$idx.':senderdomain'}.')';
1.287 raeburn 1025: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1026: if ($contrib{$idx.':anonymous'}) {
1.173 www 1027: $sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
1.116 raeburn 1028: $screenname;
1029: }
1.248 albertel 1030: if ($see_anonymous) {
1031: $sender.=&Apache::loncommon::student_image_tag($contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1032: }
1.116 raeburn 1033: # Set up for sorting by domain, then username
1034: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
1035: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
1036: }
1037: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
1.221 raeburn 1038: push(@{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx);
1.116 raeburn 1039: } else {
1040: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
1041: }
1042: # Set up for sorting by last name, then first name
1043: my %names = &Apache::lonnet::get('environment',
1044: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
1045: ,$contrib{$idx.':sendername'});
1046: my $lastname = $names{'lastname'};
1047: my $firstname = $names{'firstname'};
1048: if ($lastname eq '') {
1049: $lastname = '_';
1050: }
1051: if ($firstname eq '') {
1052: $firstname = '_';
1053: }
1054: unless (defined($$namesort{$lastname})) {
1055: %{$$namesort{$lastname}} = ();
1056: }
1057: if (defined($$namesort{$lastname}{$firstname})) {
1.221 raeburn 1058: push(@{$$namesort{$lastname}{$firstname}}, $idx);
1.116 raeburn 1059: } else {
1060: @{$$namesort{$lastname}{$firstname}} = ("$idx");
1061: }
1.208 raeburn 1062: if (&editing_allowed($escsymb.':::'.$idx,$group)) {
1.157 albertel 1063: if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
1.116 raeburn 1064: $sender.=' <a href="/adm/feedback?editdisc='.
1.173 www 1065: $escsymb.':::'.$idx;
1.179 raeburn 1066: if ($$newpostsflag) {
1.282 wenzelju 1067: $sender .= '&previous='.$prevread;
1.116 raeburn 1068: }
1.211 albertel 1069: $sender .= &group_args($group);
1.208 raeburn 1070: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
1071:
1.116 raeburn 1072: unless ($seeid) {
1.219 raeburn 1073: my $grpargs = &group_args($group);
1074: $sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
1.116 raeburn 1075: $sender .= '">'.&mt('Delete').'</a>';
1076: }
1077: }
1078: }
1079: if ($seeid) {
1080: if ($hidden) {
1081: unless ($studenthidden) {
1082: $sender.=' <a href="/adm/feedback?unhide='.
1.173 www 1083: $escsymb.':::'.$idx;
1.179 raeburn 1084: if ($$newpostsflag) {
1.282 wenzelju 1085: $sender .= '&previous='.$prevread;
1.116 raeburn 1086: }
1087: $sender .= '">'.&mt('Make Visible').'</a>';
1088: }
1089: } else {
1090: $sender.=' <a href="/adm/feedback?hide='.
1.173 www 1091: $escsymb.':::'.$idx;
1.179 raeburn 1092: if ($$newpostsflag) {
1.282 wenzelju 1093: $sender .= '&previous='.$prevread;
1.116 raeburn 1094: }
1.211 albertel 1095: $sender .= &group_args($group);
1.116 raeburn 1096: $sender .= '">'.&mt('Hide').'</a>';
1.219 raeburn 1097: }
1098: my $grpargs = &group_args($group);
1099: $sender.=
1100: " <a href=\"javascript:verifydelete('seeiddelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')\">";
1101: $sender .= &mt('Delete').'</a>';
1.116 raeburn 1102: }
1103: } else {
1104: if ($screenname) {
1105: $sender='<i>'.$screenname.'</i>';
1.173 www 1106: } else {
1107: $sender='<i>'.$$anonhash{$key}.'</i>';
1.116 raeburn 1108: }
1.287 raeburn 1109: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1110: # Set up for sorting by domain, then username for anonymous
1111: unless (defined($$usernamesort{'__anon'})) {
1112: %{$$usernamesort{'__anon'}} = ();
1113: }
1114: if (defined($$usernamesort{'__anon'}{'__anon'})) {
1.221 raeburn 1115: push(@{$$usernamesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1116: } else {
1117: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
1118: }
1119: # Set up for sorting by last name, then first name for anonymous
1120: unless (defined($$namesort{'__anon'})) {
1121: %{$$namesort{'__anon'}} = ();
1122: }
1123: if (defined($$namesort{'__anon'}{'__anon'})) {
1.221 raeburn 1124: push(@{$$namesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1125: } else {
1126: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
1127: }
1128: }
1.208 raeburn 1129: if (&discussion_open($status)) {
1130: if (($group ne '') &&
1131: (&check_group_priv($group,'pgd') eq 'ok')) {
1132: $sender.=' <a href="/adm/feedback?replydisc='.
1133: $escsymb.':::'.$idx;
1134: if ($$newpostsflag) {
1.282 wenzelju 1135: $sender .= '&previous='.$prevread;
1.208 raeburn 1136: }
1.211 albertel 1137: $sender .= &group_args($group);
1.208 raeburn 1138: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1139: } elsif (&Apache::lonnet::allowed('pch',
1140: $env{'request.course.id'}.
1141: ($env{'request.course.sec'}?'/'.
1142: $env{'request.course.sec'}:''))) {
1143: $sender.=' <a href="/adm/feedback?replydisc='.
1144: $escsymb.':::'.$idx;
1145: if ($$newpostsflag) {
1.282 wenzelju 1146: $sender .= '&previous='.$prevread;
1.208 raeburn 1147: }
1148: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1.116 raeburn 1149: }
1150: }
1151: if ($viewgrades) {
1.290 bisitz 1152: $vgrlink=&Apache::loncommon::submlink(&mt('Submissions'),
1.116 raeburn 1153: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
1154: }
1155: if ($$dischash{$readkey}=~/\.$idx\./) {
1.151 albertel 1156: $ctlink = '<label><b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" /></label>';
1.116 raeburn 1157: } else {
1.151 albertel 1158: $ctlink = '<label><b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" /></label>';
1.116 raeburn 1159: }
1160: }
1161: #figure out at what position this needs to print
1162: }
1163: if ($outputtarget eq 'export' || $message) {
1164: my $thisindex=$idx;
1.157 albertel 1165: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1166: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
1167: }
1168: $$alldiscussion{$thisindex}=$idx;
1169: $$shown{$idx} = 0;
1170: $index[$idx]=$thisindex;
1171: }
1172: if ($outputtarget eq 'export') {
1173: %{$$imsitems{$idx}} = ();
1174: $$imsitems{$idx}{'isvisible'}='true';
1175: if ($hidden) {
1176: $$imsitems{$idx}{'isvisible'}='false';
1177: }
1178: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
1179: $$imsitems{$idx}{'message'}=$messages{$numoldver};
1180: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
1181: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
1182: $$imsitems{$idx}{'sender'}=$plainname.' ('.
1.276 bisitz 1183: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1184: $contrib{$idx.':senderdomain'}.')';
1185: $$imsitems{$idx}{'isanonymous'}='false';
1186: if ($contrib{$idx.':anonymous'}) {
1187: $$imsitems{$idx}{'isanonymous'}='true';
1188: }
1189: $$imsitems{$idx}{'currversion'}=$numoldver;
1190: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
1191: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
1192: $$shown{$idx} = 1;
1193: }
1194: } else {
1195: if ($message) {
1196: my $spansize = 2;
1197: if ($showonlyunread && $prevread > $posttime) {
1198: $$notshown{$idx} = 1;
1199: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1200: $$notshown{$idx} = 1;
1201: } else {
1202: # apply filters
1203: my $uname = $contrib{$idx.':sendername'};
1204: my $udom = $contrib{$idx.':senderdomain'};
1205: my $poster = $uname.':'.$udom;
1.208 raeburn 1206: if ($env{'form.totposters'} ne '') {
1.143 raeburn 1207: if ($totposters == 0) {
1208: $$shown{$idx} = 0;
1209: } elsif ($totposters > 0) {
1210: if (grep/^$poster$/,@{$posters}) {
1211: $$shown{$idx} = 1;
1.116 raeburn 1212: }
1213: }
1.143 raeburn 1214: } elsif ($sortposts) {
1.116 raeburn 1215: if ($skiptest) {
1216: $$shown{$idx} = 1;
1217: } else {
1218: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1219: if ($role =~ /^cc:/) {
1220: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1221: if ($role =~ /$cc_regexp/) {
1222: $$shown{$idx} = 1;
1.144 raeburn 1223: last;
1.143 raeburn 1224: }
1225: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1226: $$shown{$idx} = 1;
1227: last;
1228: }
1229: }
1230: }
1.210 albertel 1231: if ($$shown{$idx} && !$skip_group_check) {
1.208 raeburn 1232: my $showflag = 0;
1233: if (ref($$classgroups{$poster}{active}) eq 'HASH') {
1234: foreach my $grp (@{$grouppick}) {
1235: if (grep/^\Q$grp\E$/,
1236: keys(%{$$classgroups{$poster}{active}})) {
1237: $showflag = 1;
1238: last;
1239: }
1240: }
1241: }
1242: if ($showflag) {
1243: $$shown{$idx} = 1;
1244: } else {
1245: $$shown{$idx} = 0;
1246: }
1247: }
1.143 raeburn 1248: } else {
1249: $$shown{$idx} = 1;
1.116 raeburn 1250: }
1251: }
1252: unless ($$notshown{$idx} == 1) {
1253: if ($prevread > 0 && $prevread <= $posttime) {
1254: $$newitem{$idx} = 1;
1255: $$discussionitems[$idx] .= '
1.282 wenzelju 1256: <table border="0" width="100%">
1.295 ! www 1257: <tr><td align="left"><font color="#FF0000"><b>'.&mt('NEW').' </b></font></td>';
1.116 raeburn 1258: } else {
1259: $$newitem{$idx} = 0;
1260: $$discussionitems[$idx] .= '
1.282 wenzelju 1261: <table border="0" width="100%">
1.116 raeburn 1262: <tr><td align="left"> </td>';
1263: }
1.271 bisitz 1264: $$discussionitems[$idx] .= '<td align="left"> '.
1.116 raeburn 1265: '<b>'.$subject.'</b> '.
1.288 raeburn 1266: $sender.' '.$vgrlink.' ('.
1.116 raeburn 1267: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1268: if ($$dischash{$toggkey}) {
1269: $$discussionitems[$idx].='<td align="right"> '.
1270: $ctlink.'</td>';
1271: }
1272: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1.282 wenzelju 1273: $message.'</blockquote>';
1.116 raeburn 1274: if ($contrib{$idx.':history'}) {
1275: my @postversions = ();
1276: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1277: if ($seeid) {
1.208 raeburn 1278: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$escsymb.':::'.$idx;
1.211 albertel 1279: $$discussionitems[$idx] .= &group_args($group);
1.208 raeburn 1280: $$discussionitems[$idx] .= '">'.&mt('Display all versions').'</a>';
1.116 raeburn 1281: }
1282: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1283: if ($contrib{$idx.':history'} =~ m/:/) {
1.221 raeburn 1284: @postversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1285: } else {
1286: @postversions = ("$contrib{$idx.':history'}");
1287: }
1288: for (my $i=0; $i<@postversions; $i++) {
1289: my $version = $i+1;
1290: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1291: }
1292: }
1293: }
1294: }
1295: }
1296: }
1297: }
1298: }
1299: }
1300:
1.143 raeburn 1301: sub filter_regexp {
1302: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1303: my ($roleregexp,$secregexp,$statusregexp);
1304: my $skiptest = 1;
1305: if (@{$rolefilter} > 0) {
1306: my @okrolefilter = ();
1.221 raeburn 1307: foreach my $role (@{$rolefilter}) {
1308: unless ($role eq '') {
1309: push(@okrolefilter, $role);
1.143 raeburn 1310: }
1311: }
1312: if (@okrolefilter > 0) {
1313: if (grep/^all$/,@okrolefilter) {
1314: $roleregexp='[^:]+';
1315: } else {
1316: if (@okrolefilter == 1) {
1317: $roleregexp=$okrolefilter[0];
1318: } else {
1319: $roleregexp='('.join('|',@okrolefilter).')';
1320: }
1321: $skiptest = 0;
1322: }
1323: }
1324: }
1325: if (@{$sectionpick} > 0) {
1326: my @oksectionpick = ();
1.221 raeburn 1327: foreach my $sec (@{$sectionpick}) {
1328: unless ($sec eq '') {
1329: push(@oksectionpick, $sec);
1.143 raeburn 1330: }
1331: }
1332: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1333: if (@oksectionpick == 1) {
1334: $secregexp = $oksectionpick[0];
1335: } else {
1336: $secregexp .= '('.join('|',@oksectionpick).')';
1337: }
1338: $skiptest = 0;
1339: } else {
1340: $secregexp .= '[^:]*';
1341: }
1342: }
1.208 raeburn 1343:
1.143 raeburn 1344: if (defined($statusfilter) && $statusfilter ne '') {
1345: if ($statusfilter eq 'all') {
1346: $statusregexp = '[^:]+';
1347: } else {
1348: $statusregexp = $statusfilter;
1349: $skiptest = 0;
1350: }
1351: }
1352: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1353: }
1354:
1355:
1.116 raeburn 1356: sub get_post_contents {
1357: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1358: my $discussion = '';
1359: my $start=$numver;
1360: my $end=$numver + 1;
1361: %{$$imsfiles{$idx}}=();
1362: if ($type eq 'allversions') {
1363: unless($seeid) {
1.208 raeburn 1364: $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
1.116 raeburn 1365: return $discussion;
1366: }
1367: }
1.126 albertel 1368: # $$screenname=&Apache::loncommon::screenname(
1369: # $$contrib{$idx.':sendername'},
1370: # $$contrib{$idx.':senderdomain'});
1.172 www 1371: $$plainname=&Apache::loncommon::nickname(
1372: $$contrib{$idx.':sendername'},
1373: $$contrib{$idx.':senderdomain'});
1374: $$screenname=$$contrib{$idx.':screenname'};
1375:
1.116 raeburn 1376: my $sender=&Apache::loncommon::aboutmewrapper(
1377: $$plainname,
1378: $$contrib{$idx.':sendername'},
1379: $$contrib{$idx.':senderdomain'}).' ('.
1.276 bisitz 1380: $$contrib{$idx.':sendername'}.':'.
1.116 raeburn 1381: $$contrib{$idx.':senderdomain'}.')';
1382: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1383: my @postversions = ();
1384: if ($type eq 'allversions' || $type eq 'export') {
1385: $start = 0;
1386: if ($$contrib{$idx.':history'}) {
1.174 albertel 1387: @postversions = split(/:/,$$contrib{$idx.':history'});
1.116 raeburn 1388: }
1389: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1390: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1.221 raeburn 1391: push(@postversions,$$contrib{$idx.':timestamp'});
1.116 raeburn 1392: $end = @postversions;
1393: } else {
1394: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1395: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1396: }
1397:
1398: if ($$contrib{$idx.':anonymous'}) {
1399: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1400: }
1401: if ($type eq 'allversions') {
1402: $discussion=('<b>'.$sender.'</b><br /><ul>');
1403: }
1404: for (my $i=$start; $i<$end; $i++) {
1405: my ($timesent,$attachmsg);
1406: my %currattach = ();
1407: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1.286 raeburn 1408: unless (&contains_block_html($messages->{$i})) {
1409: &newline_to_br(\$messages->{$i});
1410: }
1.116 raeburn 1411: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1412: $$subjects{$i}=~s/\n/\<br \/\>/g;
1413: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1414: if ($attachmenturls) {
1415: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1416: }
1417: if ($type eq 'export') {
1418: $$imsfiles{$idx}{$i} = '';
1419: if ($attachmsg) {
1.220 raeburn 1420: $$attachtxt{$i} = '<br />'.&mt('Attachments').':<br />';
1.221 raeburn 1421: foreach my $key (sort(keys(%currattach))) {
1422: if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1.116 raeburn 1423: my $fname = $1.$3.'/'.$4;
1.284 raeburn 1424: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'" />'."\n";
1.116 raeburn 1425: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1426: }
1427: }
1428: }
1429: } else {
1430: if ($attachmsg) {
1.220 raeburn 1431: $$attachtxt{$i} = '<br />'.&mt('Attachments').':'.$attachmsg.'<br />';
1.116 raeburn 1432: } else {
1433: $$attachtxt{$i} = '';
1434: }
1435: }
1436: if ($type eq 'allversions') {
1437: $discussion.= <<"END";
1438: <li><b>$$subjects{$i}</b>, $timesent<br />
1439: $$messages{$i}<br />
1440: $$attachtxt{$i}</li>
1441: END
1442: }
1443: }
1444: if ($type eq 'allversions') {
1.187 albertel 1445: $discussion.='</ul>';
1.116 raeburn 1446: return $discussion;
1447: } else {
1448: return;
1449: }
1450: }
1451:
1452: sub replicate_attachments {
1453: my ($attachrefs,$tempexport) = @_;
1454: my $response;
1.221 raeburn 1455: foreach my $id (keys(%{$attachrefs})) {
1.116 raeburn 1456: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1457: my $path = $tempexport;
1458: my $tail = $1.'/'.$2.$4;
1.221 raeburn 1459: my @extras = split(/\//,$tail);
1.116 raeburn 1460: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1461: if (!-e $destination) {
1462: my $i= 0;
1463: while ($i<@extras) {
1464: $path .= '/'.$extras[$i];
1465: if (!-e $path) {
1466: mkdir($path,0700);
1467: }
1468: $i ++;
1469: }
1470: my ($content,$rtncode);
1471: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1472: if ($uploadreply eq 'ok') {
1.125 raeburn 1473: my $attachcopy;
1474: if ($attachcopy = Apache::File->new('>'.$destination)) {
1475: print $attachcopy $content;
1476: close($attachcopy);
1477: } else {
1.220 raeburn 1478: $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'<br />'."\n";
1.125 raeburn 1479: }
1.116 raeburn 1480: } else {
1.125 raeburn 1481: &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 1482: $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'<br />'."\n";
1.116 raeburn 1483: }
1484: }
1485: }
1486: }
1.125 raeburn 1487: return $response;
1.116 raeburn 1488: }
1489:
1.6 albertel 1490: sub mail_screen {
1.255 raeburn 1491: my ($r,$feedurl,$options,$caller_symb,$attachmaxtext) = @_;
1.157 albertel 1492: if (exists($env{'form.origpage'})) {
1.208 raeburn 1493: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']);
1.108 raeburn 1494: }
1.186 albertel 1495:
1.220 raeburn 1496: my %lt = &Apache::lonlocal::texthash(
1497: 'myqu' => 'My question/comment/feedback:',
1498: 'title' => 'Title',
1499: 'reta' => 'Retained attachments',
1.255 raeburn 1500: 'atta' => 'Attachment',
1.237 raeburn 1501: );
1.239 albertel 1502: my $restitle = &get_resource_title($caller_symb,$feedurl);
1.69 www 1503: my $quote='';
1.78 raeburn 1504: my $subject = '';
1.108 raeburn 1505: my $comment = '';
1.80 raeburn 1506: my $prevtag = '';
1.102 raeburn 1507: my $parentmsg = '';
1.108 raeburn 1508: my ($symb,$idx,$attachmenturls);
1509: my $numoldver = 0;
1510: my $attachmsg = '';
1511: my $newattachmsg = '';
1512: my @currnewattach = ();
1513: my @currdelold = ();
1514: my @keepold = ();
1.113 raeburn 1515: my %attachments = ();
1.108 raeburn 1516: my %currattach = ();
1517: my $attachnum = 0;
1518: my $anonchk = (<<END);
1519: function anonchk() {
1.199 albertel 1520: for (var i=0; i < document.mailform.discuss.length; i++) {
1521: if (document.mailform.discuss[i].checked) {
1522: document.attachment.discuss.value =
1523: document.mailform.discuss[i].value;
1524: }
1.198 albertel 1525: }
1526: if (document.mailform.blog.checked) {
1527: document.attachment.blog.value = 1;
1528: }
1.108 raeburn 1529: return
1530: }
1531: END
1532: my $anonscript;
1.157 albertel 1533: if (exists($env{'form.origpage'})) {
1.108 raeburn 1534: $anonscript = (<<END);
1.102 raeburn 1535: function setposttype() {
1.198 albertel 1536: var disc = "$env{'form.discuss'}";
1.199 albertel 1537: for (var i=0; i < document.mailform.discuss.length; i++) {
1538: if (disc == document.mailform.discuss[i].value) {
1539: document.mailform.discuss[i].checked = 1;
1540: }
1.198 albertel 1541: }
1542: var blog = "$env{'form.blog'}";
1543: if (blog == 1) {
1544: document.mailform.blog.checked=1;
1.108 raeburn 1545: }
1.102 raeburn 1546: return
1547: }
1548: END
1.108 raeburn 1549: } else {
1550: $anonscript = (<<END);
1551: function setposttype() {
1552: return
1553: }
1554: END
1555: }
1.157 albertel 1556: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1557: if ($env{'form.replydisc'}) {
1558: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1559: } else {
1.157 albertel 1560: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1561: }
1.157 albertel 1562: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1563: $env{'course.'.$env{'request.course.id'}.'.domain'},
1564: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1565: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1566: if ($contrib{$idx.':history'}) {
1567: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1568: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1569: $numoldver = @oldversions;
1570: } else {
1571: $numoldver = 1;
1572: }
1573: }
1.157 albertel 1574: if ($env{'form.replydisc'}) {
1.102 raeburn 1575: if ($contrib{$idx.':history'}) {
1576: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1577: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1578: $numoldver = @oldversions;
1579: } else {
1580: $numoldver = 1;
1581: }
1582: }
1.108 raeburn 1583: if ($idx > 0) {
1.116 raeburn 1584: my %msgversions = ();
1585: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1586: $quote = $msgversions{$numoldver};
1.108 raeburn 1587: }
1.102 raeburn 1588: if ($idx > 0) {
1.116 raeburn 1589: my %subversions = ();
1590: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1591: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1592: }
1.108 raeburn 1593: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1594: } else {
1.108 raeburn 1595: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1596: if ($idx > 0) {
1597: my %msgversions = ();
1598: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1599: $comment = $msgversions{$numoldver};
1600: my %subversions = ();
1601: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1602: $subject = $subversions{$numoldver};
1.102 raeburn 1603: }
1604: if (defined($contrib{$idx.':replyto'})) {
1605: $parentmsg = $contrib{$idx.':replyto'};
1606: }
1.157 albertel 1607: unless (exists($env{'form.origpage'})) {
1.203 albertel 1608: my $anonflag = 'nonanon';
1.108 raeburn 1609: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1610: $anonflag = 'anon';
1.108 raeburn 1611: }
1612: $anonscript = (<<END);
1.102 raeburn 1613: function setposttype () {
1.203 albertel 1614: var currtype = "$anonflag";
1615: for (var i=0; i<document.mailform.discuss.length; i++) {
1616: if (document.mailform.elements.discuss[i].value == currtype ) {
1617: document.mailform.elements.discuss[i].checked=1;
1618: }
1.102 raeburn 1619: }
1620: return
1621: }
1622: END
1.108 raeburn 1623: }
1.79 raeburn 1624: }
1.69 www 1625: }
1.157 albertel 1626: if ($env{'form.previous'}) {
1627: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1628: }
1.69 www 1629: }
1.108 raeburn 1630:
1.157 albertel 1631: if ($env{'form.origpage'}) {
1.204 www 1632: $subject = &unescape($env{'form.subject'});
1633: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1634: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1635: }
1.261 raeburn 1636: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1);
1.74 www 1637: my $send=&mt('Send');
1.220 raeburn 1638: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1639: my $js= <<END;
1.63 albertel 1640: <script type="text/javascript">
1641: //<!--
1.5 www 1642: function gosubmit() {
1643: var rec=0;
1.12 albertel 1644: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1645: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1646: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1647: rec=1;
1648: }
1649: } else {
1.203 albertel 1650: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1651: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1652: rec=1;
1653: }
1654: }
1655: }
1656: }
1.175 www 1657: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1658: if (document.mailform.elements.blog.checked) {
1.175 www 1659: rec=1;
1660: }
1661: }
1.5 www 1662:
1663: if (rec) {
1.118 albertel 1664: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1665: document.mailform.onsubmit();
1666: }
1.5 www 1667: document.mailform.submit();
1668: } else {
1.220 raeburn 1669: alert('$alert');
1.5 www 1670: }
1671: }
1.108 raeburn 1672: $anonchk
1.102 raeburn 1673: $anonscript
1.63 albertel 1674: //-->
1.5 www 1675: </script>
1.186 albertel 1676: END
1677:
1.276 bisitz 1678: # Breadcrumbs
1679: my $brcrum = [{'href' => '',
1680: 'text' => 'Resource Feedback and Discussion'}];
1681:
1.189 albertel 1682: my %onload = ('onload' => 'window.focus();setposttype();');
1.186 albertel 1683: my $start_page=
1684: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,
1.276 bisitz 1685: {'add_entries' => \%onload,
1686: 'bread_crumbs' => $brcrum,});
1.186 albertel 1687:
1.218 albertel 1688: if ($quote ne '') {
1.286 raeburn 1689: $quote = &HTML::Entities::decode($quote);
1690: unless (&contains_block_html($quote)) {
1691: &newline_to_br(\$quote);
1692: }
1.218 albertel 1693: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1694: }
1695:
1.186 albertel 1696: $r->print(<<END);
1697: $start_page
1.237 raeburn 1698: <h2><tt>$restitle</tt></h2>
1.43 www 1699: <form action="/adm/feedback" method="post" name="mailform"
1700: enctype="multipart/form-data">
1.80 raeburn 1701: $prevtag
1.63 albertel 1702: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1703: END
1.157 albertel 1704: if ($env{'form.replydisc'}) {
1.102 raeburn 1705: $r->print(<<END);
1.157 albertel 1706: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1707: END
1.157 albertel 1708: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1709: $r->print(<<END);
1.271 bisitz 1710: <input type="hidden" name="editdisc" value="$env{'form.editdisc'}" />
1711: <input type="hidden" name="parentmsg" value="$parentmsg" />
1.102 raeburn 1712: END
1713: }
1.108 raeburn 1714: $r->print(<<END);
1.63 albertel 1715: $options<hr />
1.69 www 1716: $quote
1.220 raeburn 1717: <p>$lt{'myqu'}</p>
1.63 albertel 1718: <p>
1.47 bowersj2 1719: $latexHelp
1.267 bisitz 1720: </p>
1721: <p>
1.220 raeburn 1722: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1723: <p>
1.282 wenzelju 1724: <textarea name="comment" id="comment" cols="60" rows="10">$comment
1.63 albertel 1725: </textarea></p>
1.108 raeburn 1726: END
1.157 albertel 1727: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1728: if ($env{'form.origpage'}) {
1.221 raeburn 1729: foreach my $attach (@currnewattach) {
1730: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1731: }
1.221 raeburn 1732: foreach my $oldatt (@currdelold) {
1733: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1734: }
1735: }
1.157 albertel 1736: if ($env{'form.editdisc'}) {
1.108 raeburn 1737: if ($attachmenturls) {
1.113 raeburn 1738: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1739: $attachnum = scalar(keys(%currattach));
1740: foreach my $key (keys(%currattach)) {
1741: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1742: }
1743: }
1744: }
1745: } else {
1746: $r->print(<<END);
1.285 raeburn 1747: <p>
1.255 raeburn 1748: $lt{'atta'} $attachmaxtext: <input type="file" name="attachment" />
1.42 www 1749: </p>
1.108 raeburn 1750: END
1751: }
1.208 raeburn 1752: if (exists($env{'form.group'})) {
1753: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1754: }
1755: if (exists($env{'form.ref'})) {
1756: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1757: }
1.108 raeburn 1758: $r->print(<<END);
1.42 www 1759: <p>
1760: <input type="hidden" name="sendit" value="1" />
1.282 wenzelju 1761: <input type="button" value="$send" onclick='gosubmit();' />
1.42 www 1762: </p>
1.2 www 1763: </form>
1.108 raeburn 1764: END
1.157 albertel 1765: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1766: my $now = time;
1767: my $ressymb = $symb;
1.233 raeburn 1768: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1769: my $postidx = '';
1.157 albertel 1770: if ($env{'form.editdisc'}) {
1.108 raeburn 1771: $postidx = $idx;
1772: }
1773: if (@currnewattach > 0) {
1774: $attachnum += @currnewattach;
1775: }
1.235 raeburn 1776: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 1777: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1778: if ($attachnum > 0) {
1779: if (@currnewattach > 0) {
1.220 raeburn 1780: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1781: if (@currnewattach > 1) {
1782: $newattachmsg .= '<ol>';
1783: foreach my $item (@currnewattach) {
1784: $item =~ m#.*/([^/]+)$#;
1785: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1786: }
1787: $newattachmsg .= '</ol>'."\n";
1788: } else {
1789: $currnewattach[0] =~ m#.*/([^/]+)$#;
1790: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1791: }
1792: }
1793: if ($attachmsg) {
1.220 raeburn 1794: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1795: }
1796: if ($newattachmsg) {
1797: $r->print("$newattachmsg<br />");
1798: }
1799: }
1800: }
1801: $r->print(&generate_preview_button().
1802: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1.186 albertel 1803: &Apache::loncommon::end_page());
1804:
1.6 albertel 1805: }
1806:
1.97 raeburn 1807: sub print_display_options {
1.111 raeburn 1808: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1809: &Apache::loncommon::content_type($r,'text/html');
1810: $r->send_http_header;
1.98 raeburn 1811:
1.97 raeburn 1812: my $function = &Apache::loncommon::get_users_function();
1813: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1814: $env{'user.domain'});
1.97 raeburn 1815:
1816: my %lt = &Apache::lonlocal::texthash(
1817: 'pref' => 'Display Preference',
1818: 'curr' => 'Current setting ',
1819: 'actn' => 'Action',
1820: 'deff' => 'Default for all discussions',
1821: 'prca' => 'Preferences can be set for this discussion that determine ....',
1.264 schafran 1822: 'whpo' => 'Which posts are displayed when you display this discussion board or resource, and',
1.111 raeburn 1823: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1824: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1825: 'allposts' => 'All posts',
1826: 'unread' => 'New posts only',
1.111 raeburn 1827: 'unmark' => 'Posts not marked read',
1.97 raeburn 1828: 'ondisp' => 'Once displayed',
1.254 bisitz 1829: 'onmark' => 'Once marked not NEW',
1.111 raeburn 1830: 'toggon' => 'Shown',
1831: 'toggoff' => 'Not shown',
1.97 raeburn 1832: 'disa' => 'Posts displayed?',
1.111 raeburn 1833: 'npmr' => 'New posts cease to be identified as "NEW"?',
1834: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1835: 'chgt' => 'Change to ',
1836: 'mkdf' => 'Set to ',
1.111 raeburn 1837: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1838: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1839: );
1840:
1.111 raeburn 1841: my $dispchangeA = $lt{'unread'};
1842: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1843: my $markchange = $lt{'ondisp'};
1.111 raeburn 1844: my $toggchange = $lt{'toggon'};
1.97 raeburn 1845: my $currdisp = $lt{'allposts'};
1846: my $currmark = $lt{'onmark'};
1847: my $discdisp = 'allposts';
1848: my $discmark = 'onmark';
1.111 raeburn 1849: my $currtogg = $lt{'toggoff'};
1850: my $disctogg = 'toggoff';
1.97 raeburn 1851:
1.111 raeburn 1852: if ($dispchgA eq 'allposts') {
1853: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1854: $currdisp = $lt{'unread'};
1855: $discdisp = 'unread';
1856: }
1.111 raeburn 1857:
1.97 raeburn 1858: if ($markchg eq 'markonread') {
1859: $markchange = $lt{'onmark'};
1860: $currmark = $lt{'ondisp'};
1861: $discmark = 'ondisp';
1862: }
1.111 raeburn 1863:
1864: if ($dispchgB eq 'onlyunread') {
1865: $dispchangeB = $lt{'unread'};
1866: $currdisp = $lt{'unmark'};
1867: $discdisp = 'unmark';
1868: }
1869: if ($toggchg eq 'toggoff') {
1870: $toggchange = $lt{'toggoff'};
1871: $currtogg = $lt{'toggon'};
1872: $disctogg = 'toggon';
1873: }
1.187 albertel 1874:
1875: my $js = <<END;
1876: <script type="text/javascript">
1.111 raeburn 1877: function discdispChk(caller) {
1878: var disctogg = '$toggchg'
1879: if (caller == 0) {
1880: if (document.modifydisp.discdisp[0].checked == true) {
1881: if (document.modifydisp.discdisp[1].checked == true) {
1882: document.modifydisp.discdisp[1].checked = false
1883: }
1884: }
1885: }
1886: if (caller == 1) {
1887: if (document.modifydisp.discdisp[1].checked == true) {
1888: if (document.modifydisp.discdisp[0].checked == true) {
1889: document.modifydisp.discdisp[0].checked = false
1890: }
1891: if (disctogg == 'toggon') {
1892: document.modifydisp.disctogg.checked = true
1893: }
1894: if (disctogg == 'toggoff') {
1895: document.modifydisp.disctogg.checked = false
1896: }
1897: }
1898: }
1899: if (caller == 2) {
1900: var dispchgB = '$dispchgB'
1901: if (disctogg == 'toggoff') {
1902: if (document.modifydisp.disctogg.checked == true) {
1903: if (dispchgB == 'onlyunmark') {
1904: document.modifydisp.discdisp[1].checked = false
1905: }
1906: }
1907: }
1908: }
1909: }
1910:
1.97 raeburn 1911: function setDisp() {
1912: var prev = "$previous"
1913: var chktotal = 0
1.111 raeburn 1914: if (document.modifydisp.discdisp[0].checked == true) {
1915: document.modifydisp.$dispchgA.value = "$symb"
1916: chktotal ++
1917: }
1918: if (document.modifydisp.discdisp[1].checked == true) {
1919: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1920: chktotal ++
1921: }
1922: if (document.modifydisp.discmark.checked == true) {
1923: document.modifydisp.$markchg.value = "$symb"
1924: chktotal ++
1925: }
1.111 raeburn 1926: if (document.modifydisp.disctogg.checked == true) {
1927: document.modifydisp.$toggchg.value = "$symb"
1928: chktotal ++
1929: }
1.97 raeburn 1930: if (chktotal > 0) {
1931: document.modifydisp.submit()
1932: } else {
1933: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1934: if (prev > 0) {
1935: location.href = "$feedurl?previous=$previous"
1936: } else {
1937: location.href = "$feedurl"
1938: }
1939: }
1940: }
1941: }
1942: </script>
1.187 albertel 1943: END
1944:
1945:
1946: my $start_page =
1947: &Apache::loncommon::start_page('Discussion display options',$js);
1948: my $end_page =
1949: &Apache::loncommon::end_page();
1950: $r->print(<<END);
1.192 albertel 1951: $start_page
1.273 bisitz 1952: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 1953: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1954: <br />
1.195 albertel 1955: END
1956: $r->print(&Apache::loncommon::start_data_table());
1957: $r->print(<<END);
1958: <tr>
1959: <th>$lt{'pref'}</td>
1960: <th>$lt{'curr'}</td>
1961: <th>$lt{'actn'}?</td>
1.97 raeburn 1962: </tr>
1.195 albertel 1963: END
1964: $r->print(&Apache::loncommon::start_data_table_row());
1965: $r->print(<<END);
1.97 raeburn 1966: <td>$lt{'disa'}</td>
1967: <td>$lt{$discdisp}</td>
1.282 wenzelju 1968: <td><label><input type="checkbox" name="discdisp" onclick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 1969: <br />
1.282 wenzelju 1970: <label><input type="checkbox" name="discdisp" onclick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 1971: </td>
1.195 albertel 1972: END
1973: $r->print(&Apache::loncommon::end_data_table_row());
1974: $r->print(&Apache::loncommon::start_data_table_row());
1975: $r->print(<<END);
1.97 raeburn 1976: <td>$lt{'npmr'}</td>
1977: <td>$lt{$discmark}</td>
1.151 albertel 1978: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 1979: END
1980: $r->print(&Apache::loncommon::end_data_table_row());
1981: $r->print(&Apache::loncommon::start_data_table_row());
1982: $r->print(<<END);
1.111 raeburn 1983: <td>$lt{'dotm'}</td>
1984: <td>$lt{$disctogg}</td>
1.282 wenzelju 1985: <td><label><input type="checkbox" name="disctogg" onclick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 1986: END
1.264 schafran 1987: my $save = &mt('Save');
1.195 albertel 1988: $r->print(&Apache::loncommon::end_data_table_row());
1989: $r->print(&Apache::loncommon::end_data_table());
1990: $r->print(<<END);
1.97 raeburn 1991: <br />
1992: <br />
1.137 albertel 1993: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 1994: <input type="hidden" name="previous" value="$previous" />
1.269 bisitz 1995: <input type="hidden" name="$dispchgA" value="" />
1996: <input type="hidden" name="$dispchgB" value="" />
1997: <input type="hidden" name="$markchg" value="" />
1.111 raeburn 1998: <input type="hidden" name="$toggchg" value="" />
1.282 wenzelju 1999: <input type="button" name="sub" value="$save" onclick="javascript:setDisp()" />
1.208 raeburn 2000: END
2001: if (exists($env{'form.group'})) {
2002: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2003: }
2004: if (exists($env{'form.ref'})) {
2005: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2006: }
2007: $r->print("
1.97 raeburn 2008: <br />
2009: <br />
2010: </form>
1.187 albertel 2011: $end_page
1.208 raeburn 2012: ");
1.97 raeburn 2013: return;
2014: }
2015:
1.100 raeburn 2016: sub print_sortfilter_options {
2017: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 2018:
1.135 albertel 2019: &Apache::loncommon::content_type($r,'text/html');
2020: $r->send_http_header;
2021:
1.139 albertel 2022: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2023: my @sections;
1.100 raeburn 2024: my $section_sel = '';
2025: my $numvisible = 5;
1.208 raeburn 2026: my @groups;
2027: my $group_sel = '';
2028: my $numgroupvis = 5;
1.197 albertel 2029: my %sectioncount = &Apache::loncommon::get_sections();
1.278 raeburn 2030: my @courseroles = qw(st ad ep ta in);
2031: my $crstype = &Apache::loncommon::course_type();
2032: my $ccrole = 'cc';
2033: if ($crstype eq 'Community') {
2034: $ccrole = 'co';
2035: }
2036: push(@courseroles,$ccrole);
2037:
1.157 albertel 2038: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2039: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2040: $numvisible = 2;
1.100 raeburn 2041: } else {
2042: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2043: if (scalar(@sections) < 4) {
2044: $numvisible = scalar(@sections) + 1;
2045: }
1.100 raeburn 2046: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2047:
1.100 raeburn 2048: }
1.212 albertel 2049: foreach my $sec (@sections) {
2050: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2051: }
1.208 raeburn 2052:
2053: if (&check_group_priv() eq 'ok') {
2054: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2055: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2056: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2057: @groups = sort {$a cmp $b} keys(%curr_groups);
2058: if (scalar(@groups) < 4) {
2059: $numgroupvis = scalar(@groups) + 1;
2060: }
2061: unshift(@groups,'all'); # Put 'all' at the front of the list
2062: } else {
2063: my @coursegroups = split(/:/,$env{'request.course.groups'});
2064: if (@coursegroups > 0) {
2065: @coursegroups = sort {$a cmp $b} @coursegroups;
2066: @groups = ('all',@coursegroups);
2067: if (scalar(@groups) < 4) {
2068: $numgroupvis = scalar(@groups) + 1;
2069: }
2070: } else {
2071: @groups = ('all');
2072: $numgroupvis = 1;
2073: }
2074: }
1.212 albertel 2075: foreach my $group (@groups) {
2076: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2077: }
2078:
1.100 raeburn 2079: my $function = &Apache::loncommon::get_users_function();
2080: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2081: $env{'user.domain'});
1.100 raeburn 2082: my %lt = &Apache::lonlocal::texthash(
2083: 'diop' => 'Display Options',
2084: 'curr' => 'Current setting ',
2085: 'actn' => 'Action',
1.143 raeburn 2086: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2087: 'soor' => 'Sort order',
1.143 raeburn 2088: 'spur' => 'Specific user roles',
2089: 'sprs' => 'Specific role status',
1.100 raeburn 2090: 'spse' => 'Specific sections',
1.208 raeburn 2091: 'spgr' => 'Specific groups',
1.100 raeburn 2092: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2093: 'shal' => 'Show a list of current posters',
1.247 albertel 2094: 'stor' => 'Save changes',
1.100 raeburn 2095: );
1.143 raeburn 2096:
2097: my %sort_types = ();
2098: my %role_types = ();
2099: my %status_types = ();
1.278 raeburn 2100: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.187 albertel 2101:
2102: my $js = <<END;
1.144 raeburn 2103: <script type="text/javascript">
2104: function verifyFilter() {
2105: var rolenum = 0
2106: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2107: if (document.modifyshown.rolefilter.options[i].selected == true) {
2108: rolenum ++
2109: }
2110: }
2111: if (rolenum == 0) {
2112: document.modifyshown.rolefilter.options[0].selected = true
2113: }
2114:
2115: var secnum = 0
2116: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2117: if (document.modifyshown.sectionpick.options[i].selected == true) {
2118: secnum ++
2119: }
2120: }
2121: if (secnum == 0) {
2122: document.modifyshown.sectionpick.options[0].selected = true
2123: }
1.208 raeburn 2124:
2125: var grpnum = 0
2126: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2127: if (document.modifyshown.grouppick.options[i].selected == true) {
2128: grpnum ++
2129: }
2130: }
2131: if (grpnum == 0) {
2132: document.modifyshown.grouppick.options[0].selected = true
2133: }
2134:
1.144 raeburn 2135: document.modifyshown.submit();
2136: }
2137: </script>
1.187 albertel 2138: END
2139:
2140: my $start_page=
2141: &Apache::loncommon::start_page('Discussion options',$js);
2142: my $end_page=
2143: &Apache::loncommon::end_page();
2144:
2145: $r->print(<<END);
2146: $start_page
1.273 bisitz 2147: <form name="modifyshown" method="post" action="/adm/feedback">
1.100 raeburn 2148: <b>$lt{'diso'}</b><br/> $lt{'prca'}
2149: <br /><br />
2150: <table border="0">
2151: <tr>
1.281 bisitz 2152: <th>$lt{'soor'}</th>
2153: <th> </th>
2154: <th>$lt{'sprs'}</th>
2155: <th> </th>
2156: <th>$lt{'spur'}</th>
2157: <th> </th>
2158: <th>$lt{'spse'}</th>
2159: <th> </th>
2160: <th>$lt{'spgr'}</th>
2161: <th> </th>
2162: <th>$lt{'psub'}</th>
1.100 raeburn 2163: </tr>
2164: <tr>
1.208 raeburn 2165: <td align="center" valign="top">
1.100 raeburn 2166: <select name="sortposts">
1.212 albertel 2167: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2168: <option value="descdate">$sort_types{'descdate'}</option>
2169: <option value="thread">$sort_types{'thread'}</option>
2170: <option value="subject">$sort_types{'subject'}</option>
2171: <option value="username">$sort_types{'username'}</option>
2172: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2173: </select>
2174: </td>
2175: <td> </td>
1.208 raeburn 2176: <td align="center" valign="top">
1.143 raeburn 2177: <select name="statusfilter">
1.215 albertel 2178: <option value="all" selected="selected">$status_types{'all'}</option>
2179: <option value="Active">$status_types{'Active'}</option>
2180: <option value="Expired">$status_types{'Expired'}</option>
2181: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2182: </select>
2183: </td>
2184: <td> </td>
1.208 raeburn 2185: <td align="center" valign="top">
1.262 bisitz 2186: <select name="rolefilter" multiple="multiple" size="5">
1.212 albertel 2187: <option value="all">$role_types{'all'}</option>
2188: <option value="st">$role_types{'st'}</option>
1.278 raeburn 2189: <option value="$ccrole">$role_types{$ccrole}</option>
1.212 albertel 2190: <option value="in">$role_types{'in'}</option>
2191: <option value="ta">$role_types{'ta'}</option>
2192: <option value="ep">$role_types{'ep'}</option>
1.278 raeburn 2193: <option value="ad">$role_types{'ad'}</option>
1.212 albertel 2194: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2195: </select>
2196: </td>
2197: <td> </td>
1.208 raeburn 2198: <td align="center" valign="top">
1.262 bisitz 2199: <select name="sectionpick" multiple="multiple" size="$numvisible">
1.100 raeburn 2200: $section_sel
2201: </select>
2202: </td>
2203: <td> </td>
1.208 raeburn 2204: <td align="center" valign="top">
1.262 bisitz 2205: <select name="grouppick" multiple="multiple" size="$numvisible">
1.208 raeburn 2206: $group_sel
2207: </select>
2208: </td>
2209: <td> </td>
2210: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2211: </tr>
2212: </table>
2213: <br />
2214: <br />
2215: <input type="hidden" name="previous" value="$previous" />
2216: <input type="hidden" name="applysort" value="$symb" />
1.282 wenzelju 2217: <input type="button" name="sub" value="$lt{'stor'}" onclick="verifyFilter()" />
1.208 raeburn 2218: END
2219: if (exists($env{'form.group'})) {
2220: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2221: }
2222: if (exists($env{'form.ref'})) {
2223: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2224: }
2225: $r->print("
1.100 raeburn 2226: <br />
2227: <br />
2228: </form>
1.187 albertel 2229: $end_page
1.208 raeburn 2230: ");
1.100 raeburn 2231: }
2232:
1.101 raeburn 2233: sub print_showposters {
2234: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2235:
1.154 albertel 2236: &Apache::loncommon::content_type($r,'text/html');
2237: $r->send_http_header;
2238:
1.139 albertel 2239: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2240: my $crs='/'.$env{'request.course.id'};
2241: if ($env{'request.course.sec'}) {
2242: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2243: }
1.101 raeburn 2244: $crs=~s/\_/\//g;
1.208 raeburn 2245: my $seeid;
2246: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2247: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2248: my $group = $env{'form.group'};
2249: my $ressymb = &wrap_symb($symb);
2250: if (($group ne '') &&
2251: ($ressymb =~ m|^bulletin___ \d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
2252: if (&check_group_priv($group,'dgp') eq 'ok') {
2253: $seeid = 1;
2254: }
2255: } else {
2256: $seeid=&Apache::lonnet::allowed('rin',$crs);
2257: }
1.157 albertel 2258: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2259: $cdom,$cnum);
1.101 raeburn 2260: my %namesort = ();
2261: my %postcounts = ();
1.186 albertel 2262:
1.208 raeburn 2263: my %lt = &Apache::lonlocal::texthash(
2264: sele => 'Select',
2265: full => 'Fullname',
1.220 raeburn 2266: usdo => 'Username:domain',
1.208 raeburn 2267: post => 'Posts',
2268: );
1.101 raeburn 2269: if ($contrib{'version'}) {
2270: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2271: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2272: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2273: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2274: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2275: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2276: my $lastname = $names{'lastname'};
2277: my $firstname = $names{'firstname'};
2278: if ($lastname eq '') {
2279: $lastname = '_';
2280: }
2281: if ($firstname eq '') {
2282: $firstname = '_';
2283: }
2284: unless (defined($namesort{$lastname})) {
2285: %{$namesort{$lastname}} = ();
2286: }
2287: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2288: $postcounts{$poster} ++;
2289: if (defined($namesort{$lastname}{$firstname})) {
2290: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2291: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2292: }
2293: } else {
2294: @{$namesort{$lastname}{$firstname}} = ("$poster");
2295: }
2296: }
2297: }
2298: }
2299: }
1.186 albertel 2300:
2301: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2302: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2303: $r->print(<<END);
1.186 albertel 2304: $start_page
1.101 raeburn 2305: <form name="pickpostersform" method="post">
1.196 albertel 2306: <br />
2307: $table_start
2308: <tr>
1.208 raeburn 2309: <th>#</th>
2310: <th>$lt{'sele'}</th>
2311: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2312: <th>$lt{'post'}</th>
1.101 raeburn 2313: </tr>
2314: END
2315: my $count = 0;
1.221 raeburn 2316: foreach my $last (sort(keys(%namesort))) {
2317: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2318: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2319: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2320: if (!$uname || !$udom) {
2321: next;
2322: } else {
2323: $count ++;
1.196 albertel 2324: $r->print(&Apache::loncommon::start_data_table_row().
2325: '<td align="right">'.$count.'</td>
1.221 raeburn 2326: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2327: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2328: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2329: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2330: }
2331: }
2332: }
2333: }
1.196 albertel 2334: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2335: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2336: $r->print(<<END);
2337: <br />
2338: <input type="hidden" name="sortposts" value="$sortposts" />
2339: <input type="hidden" name="userpick" value="$symb" />
1.282 wenzelju 2340: <input type="button" name="store" value="Display posts" onclick="javascript:document.pickpostersform.submit()" />
1.101 raeburn 2341: </form>
1.186 albertel 2342: $end_page
1.101 raeburn 2343: END
2344: }
2345:
1.112 raeburn 2346: sub get_post_versions {
1.116 raeburn 2347: my ($versions,$incoming,$htmldecode,$numver) = @_;
2348: if ($incoming =~ /^<version num="0">/) {
2349: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2350: my $done = 0;
2351:
1.116 raeburn 2352: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2353: my $num = $token->[1]{num};
2354: my $text = $p->get_text("/version");
2355: if (defined($numver)) {
2356: if ($num == $numver) {
2357: if ($htmldecode) {
2358: $text = &HTML::Entities::decode($text);
2359: }
2360: $$versions{$numver}=$text;
2361: $done = 1;
2362: }
2363: } else {
2364: if ($htmldecode) {
2365: $text = &HTML::Entities::decode($text);
2366: }
2367: $$versions{$num}=$text;
1.112 raeburn 2368: }
1.116 raeburn 2369: }
2370: } else {
2371: if (!defined($numver)) {
2372: $numver = 0;
2373: }
2374: if ($htmldecode) {
2375: $$versions{$numver} = $incoming;
1.112 raeburn 2376: } else {
1.116 raeburn 2377: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2378: }
2379: }
2380: return;
2381: }
2382:
1.113 raeburn 2383: sub get_post_attachments {
2384: my ($attachments,$attachmenturls) = @_;
2385: my $num;
1.116 raeburn 2386: if ($attachmenturls =~ m/^<attachment id="0">/) {
2387: my $p = HTML::LCParser->new(\$attachmenturls);
2388: while (my $token = $p->get_tag("attachment","filename","post")) {
2389: if ($token->[0] eq "attachment") {
2390: $num = $token->[1]{id};
2391: %{$$attachments{$num}} =();
2392: } elsif ($token->[0] eq "filename") {
2393: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2394: } elsif ($token->[0] eq "post") {
2395: my $id = $token->[1]{id};
2396: $$attachments{$num}{$id} = $p->get_text("/post");
2397: }
1.113 raeburn 2398: }
1.116 raeburn 2399: } else {
2400: %{$$attachments{'0'}} = ();
2401: $$attachments{'0'}{'filename'} = $attachmenturls;
2402: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2403: }
1.116 raeburn 2404:
1.113 raeburn 2405: return;
2406: }
2407:
1.150 albertel 2408: sub fail_redirect {
1.6 albertel 2409: my ($r,$feedurl) = @_;
1.70 www 2410: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2411: my %lt = &Apache::lonlocal::texthash(
1.289 bisitz 2412: 'sorr' => 'Sorry, no recipients ...',
1.220 raeburn 2413: );
1.150 albertel 2414: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2415: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2416: {'redirect' => [2,$feedurl],
2417: 'only_body' => 1,}));
2418: $r->print(<<ENDFAILREDIR);
1.150 albertel 2419: <img align="right" src="$logo" />
1.220 raeburn 2420: <b>$lt{'sorr'}</b>
1.5 www 2421: ENDFAILREDIR
1.186 albertel 2422: $r->print(&Apache::loncommon::end_page());
1.5 www 2423: }
1.4 www 2424:
1.6 albertel 2425: sub redirect_back {
1.255 raeburn 2426: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_;
1.100 raeburn 2427: my $sorttag = '';
1.101 raeburn 2428: my $roletag = '';
2429: my $statustag = '';
2430: my $sectag = '';
1.208 raeburn 2431: my $grptag = '';
1.101 raeburn 2432: my $userpicktag = '';
2433: my $qrystr = '';
1.80 raeburn 2434: my $prevtag = '';
1.133 albertel 2435:
1.135 albertel 2436: &Apache::loncommon::content_type($r,'text/html');
2437: $r->send_http_header;
1.133 albertel 2438: &dewrapper(\$feedurl);
1.70 www 2439: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2440: if ($previous > 0) {
2441: $qrystr = 'previous='.$previous;
2442: if ($feedurl =~ /\?register=1/) {
1.282 wenzelju 2443: $feedurl .= '&'.$qrystr;
1.80 raeburn 2444: } else {
2445: $feedurl .= '?'.$qrystr;
2446: }
2447: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2448: }
1.100 raeburn 2449: if (defined($sort)) {
2450: my $sortqry = 'sortposts='.$sort;
2451: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
1.282 wenzelju 2452: $feedurl .= '&'.$sortqry;
1.100 raeburn 2453: } else {
2454: $feedurl .= '?'.$sortqry;
2455: }
2456: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2457: if (defined($numpicks)) {
1.101 raeburn 2458: my $userpickqry = 'totposters='.$numpicks;
1.282 wenzelju 2459: $feedurl .= '&'.$userpickqry;
1.101 raeburn 2460: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2461: } else {
1.143 raeburn 2462: if (ref($sectionpick) eq 'ARRAY') {
1.282 wenzelju 2463: $feedurl .= '&sectionpick=';
1.143 raeburn 2464: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2465: foreach my $sec (@{$sectionpick}) {
2466: $feedurl .= $sec.',';
2467: $sectag .= $sec.',';
1.143 raeburn 2468: }
2469: $feedurl =~ s/,$//;
2470: $sectag =~ s/,$//;
2471: $sectag .= '" />';
2472: } else {
1.282 wenzelju 2473: $feedurl .= '&sectionpick='.$sectionpick;
1.143 raeburn 2474: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2475: }
1.208 raeburn 2476: if (ref($grouppick) eq 'ARRAY') {
1.282 wenzelju 2477: $feedurl .= '&grouppick=';
1.208 raeburn 2478: $sectag .= '<input type="hidden" name="grouppick" value="';
2479: foreach my $grp (@{$grouppick}) {
2480: $feedurl .= $grp.',';
2481: $grptag .= $grp.',';
2482: }
2483: $feedurl =~ s/,$//;
2484: $grptag =~ s/,$//;
2485: $grptag .= '" />';
2486: } else {
1.282 wenzelju 2487: $feedurl .= '&grouppick='.$grouppick;
1.208 raeburn 2488: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2489: }
1.143 raeburn 2490: if (ref($rolefilter) eq 'ARRAY') {
1.282 wenzelju 2491: $feedurl .= '&rolefilter=';
1.143 raeburn 2492: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2493: foreach my $role (@{$rolefilter}) {
2494: $feedurl .= $role.',';
2495: $roletag .= $role.',';
1.143 raeburn 2496: }
2497: $feedurl =~ s/,$//;
2498: $roletag =~ s/,$//;
2499: $roletag .= '" />';
2500: } else {
1.282 wenzelju 2501: $feedurl .= '&rolefilter='.$rolefilter;
1.143 raeburn 2502: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2503: }
1.282 wenzelju 2504: $feedurl .= '&statusfilter='.$statusfilter;
1.101 raeburn 2505: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2506: }
1.100 raeburn 2507: }
1.208 raeburn 2508: my $grouptag;
2509: if ($group ne '') {
1.269 bisitz 2510: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />';
2511: my $refarg;
1.208 raeburn 2512: if (exists($env{'form.ref'})) {
2513: $refarg = '&ref='.$env{'form.ref'};
2514: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2515: }
2516: if ($feedurl =~ /\?/) {
2517: $feedurl .= '&group='.$group.$refarg;
2518: } else {
2519: $feedurl .= '?group='.$group.$refarg;
2520: }
2521: }
1.233 raeburn 2522: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2523: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 2524: my %onload;
1.186 albertel 2525: my $start_page=
1.207 albertel 2526: &Apache::loncommon::start_page('Feedback sent',undef,
1.208 raeburn 2527: {'redirect' => [0,$feedurl],
1.186 albertel 2528: 'only_body' => 1,
1.189 albertel 2529: 'add_entries' => \%onload});
1.186 albertel 2530: my $end_page = &Apache::loncommon::end_page();
2531: $r->print(<<ENDREDIR);
2532: $start_page
1.150 albertel 2533: <img align="right" src="$logo" />
1.5 www 2534: $typestyle
1.32 albertel 2535: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2536: $blog
1.255 raeburn 2537: $toolarge
1.63 albertel 2538: <font color="red">$status</font>
1.49 www 2539: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2540: $prevtag
1.100 raeburn 2541: $sorttag
1.101 raeburn 2542: $statustag
2543: $roletag
2544: $sectag
1.208 raeburn 2545: $grptag
1.101 raeburn 2546: $userpicktag
1.208 raeburn 2547: $grouptag
1.49 www 2548: </form>
1.186 albertel 2549: $end_page
1.2 www 2550: ENDREDIR
2551: }
1.6 albertel 2552:
2553: sub no_redirect_back {
2554: my ($r,$feedurl) = @_;
1.289 bisitz 2555: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2556:
1.200 albertel 2557: my %onload;
2558:
1.187 albertel 2559: my %body_options = ('only_body' => 1,
1.191 albertel 2560: 'bgcolor' => '#FFFFFF',
1.200 albertel 2561: 'add_entries' => \%onload,);
1.187 albertel 2562:
2563: if ($feedurl !~ m{^/adm/feedback}) {
2564: $body_options{'rediect'} = [2,$feedurl];
1.7 albertel 2565: }
1.187 albertel 2566: my $start_page=
2567: &Apache::loncommon::start_page('Feedback not sent',undef,
2568: \%body_options);
2569:
2570: my $end_page = &Apache::loncommon::end_page();
2571:
1.233 raeburn 2572: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2573: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2574: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2575: $start_page
1.150 albertel 2576: <img align="right" src="$logo" />
1.107 www 2577: <b>$nofeed</b>
1.187 albertel 2578: <br />
2579: $end_page
1.8 www 2580: ENDNOREDIRTWO
1.2 www 2581: }
1.6 albertel 2582:
2583: sub screen_header {
1.141 raeburn 2584: my ($feedurl,$symb) = @_;
1.278 raeburn 2585: my $crscontent = &mt('Question/Comment/Feedback about course content');
2586: my $crspolicy = &mt('Question/Comment/Feedback about course policy');
2587: my $contribdisc = &mt('Contribution to course discussion of resource');
2588: my $anoncontrib = &mt('Anonymous contribution to course discussion of resource');
2589: my $namevis = &mt('name only visible to course faculty');
2590: my $crstype;
2591: if ($env{'request.course.id'}) {
2592: $crstype = &Apache::loncommon::course_type();
2593: if ($crstype eq 'Community') {
2594: $crscontent = &mt('Question/Comment/Feedback about community content');
2595: $crspolicy = &mt('Question/Comment/Feedback about community policy');
2596: $contribdisc = &mt('Contribution to community discussion of resource');
2597: $anoncontrib = &mt('Anonymous contribution to community discussion of resource');
2598: $namevis = &mt('name only visible to community facilitators');
2599: }
2600: }
1.65 www 2601: my $msgoptions='';
2602: my $discussoptions='';
1.157 albertel 2603: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2604: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2605: $msgoptions=
1.202 albertel 2606: '<p><label><input type="radio" name="discuss" value="author" /> '.
1.151 albertel 2607: &mt('Feedback to resource author').'</label></p>';
1.65 www 2608: }
1.243 www 2609: my %optionhash=();
2610: foreach my $type ('question','comment','policy') {
2611: $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'};
2612: }
1.65 www 2613: if (&feedback_available(1)) {
2614: $msgoptions.=
1.202 albertel 2615: '<p><label><input type="radio" name="discuss" value="question" /> '.
1.243 www 2616: ($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label></p>';
1.65 www 2617: }
2618: if (&feedback_available(0,1)) {
2619: $msgoptions.=
1.202 albertel 2620: '<p><label><input type="radio" name="discuss" value="course" /> '.
1.278 raeburn 2621: ($optionhash{'comment'}?$optionhash{'comment'}:$crscontent).
1.151 albertel 2622: '</label></p>';
1.65 www 2623: }
2624: if (&feedback_available(0,0,1)) {
2625: $msgoptions.=
1.202 albertel 2626: '<p><label><input type="radio" name="discuss" value="policy" /> '.
1.278 raeburn 2627: ($optionhash{'policy'}?$optionhash{'policy'}:$crspolicy).
1.151 albertel 2628: '</label></p>';
1.65 www 2629: }
2630: }
1.190 www 2631: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.241 raeburn 2632: my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
2633: if (!$blocked && &discussion_open(undef,$symb) &&
1.90 albertel 2634: &Apache::lonnet::allowed('pch',
1.157 albertel 2635: $env{'request.course.id'}.
2636: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.234 raeburn 2637: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
1.278 raeburn 2638: $contribdisc.
2639: '</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
2640: $anoncontrib.
2641: ' <i>('.$namevis.')</i></label> '.
1.234 raeburn 2642: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
1.241 raeburn 2643: my $blockblog = &Apache::loncommon::blocking_status('blogs');
2644: if (!$blockblog) {
1.278 raeburn 2645: $discussoptions.= &add_blog_checkbox($crstype);
1.241 raeburn 2646: }
1.141 raeburn 2647: }
1.65 www 2648: }
1.272 bisitz 2649: if ($msgoptions) {
1.293 wenzelju 2650: $msgoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').'" />'
1.279 www 2651: .' '.&mt('Send Feedback').'</h2><p>'.&Apache::lonhtmlcommon::coursepreflink(&mt('Feedback Settings'),'feedback').'</p>'
1.272 bisitz 2652: .$msgoptions;
2653: }
1.65 www 2654: if ($discussoptions) {
1.285 raeburn 2655: $discussoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" alt="" />'
1.279 www 2656: .' '.&mt('Discussion Contributions').'</h2><p>'.&Apache::lonhtmlcommon::coursepreflink(&mt('Discussion Settings'),'discussion').'</p>'
1.272 bisitz 2657: .$discussoptions;
2658: }
1.65 www 2659: return $msgoptions.$discussoptions;
1.6 albertel 2660: }
2661:
2662: sub resource_output {
2663: my ($feedurl) = @_;
1.46 albertel 2664: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2665: $usersaw=~s/\<body[^\>]*\>//gi;
2666: $usersaw=~s/\<\/body\>//gi;
2667: $usersaw=~s/\<html\>//gi;
2668: $usersaw=~s/\<\/html\>//gi;
2669: $usersaw=~s/\<head\>//gi;
2670: $usersaw=~s/\<\/head\>//gi;
2671: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2672: return $usersaw;
2673: }
2674:
2675: sub clear_out_html {
1.194 albertel 2676: my ($message,$override,$ignore_htmlarea)=@_;
2677: if (!$ignore_htmlarea
2678: && !&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2679: # Always allow the <m>-tag
2680: my %html=(M=>1);
2681: # Check if more is allowed
1.157 albertel 2682: my $cid=$env{'request.course.id'};
2683: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2684: ($override)) {
1.37 albertel 2685: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2686: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
1.283 faziophi 2687: # <SUP> <TABLE> <TR> <TD> <TH> <TBODY>
1.107 www 2688: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2689: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
1.155 albertel 2690: M=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.283 faziophi 2691: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1, H6=>1,
2692: TABLE=>1, TR=>1, TD=>1, TH=>1, TBODY=>1);
1.107 www 2693: }
2694: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2695: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2696: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2697: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2698: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2699: return $message;
2700: }
2701:
2702: sub assemble_email {
1.237 raeburn 2703: my ($message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2704: my %lt = &Apache::lonlocal::texthash(
2705: 'prev' => 'Previous attempts of student (if applicable)',
2706: 'orig' => 'Original screen output (if applicable)',
2707: 'corr' => 'Correct Answer(s) (if applicable)',
2708: );
1.278 raeburn 2709: if (&Apache::loncommon::course_type() eq 'Community') {
2710: $lt{'prev'} = &mt('Previous attempts of member (if applicable)');
2711: }
1.6 albertel 2712: my $email=<<"ENDEMAIL";
2713: $message
2714: ENDEMAIL
2715: my $citations=<<"ENDCITE";
1.220 raeburn 2716: <h2>$lt{'prev'}</h2>
1.6 albertel 2717: $prevattempts
1.63 albertel 2718: <br /><hr />
1.220 raeburn 2719: <h2>$lt{'orig'}</h2>
1.6 albertel 2720: $usersaw
1.220 raeburn 2721: <h2>$lt{'corr'}</h2>
1.40 albertel 2722: $useranswer
1.6 albertel 2723: ENDCITE
2724: return ($email,$citations);
2725: }
2726:
1.36 www 2727:
2728: sub feedback_available {
2729: my ($question,$course,$policy)=@_;
1.242 albertel 2730: my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question,
2731: $course,$policy);
1.36 www 2732: return scalar(%to);
1.6 albertel 2733: }
2734:
2735: sub send_msg {
1.246 albertel 2736: my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_;
2737: my $status='';
2738: my $sendsomething=0;
2739: my $restitle = &get_resource_title($symb,$feedurl);
2740: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2741: unless ($title=~/\w/) { $title=&mt('Feedback'); }
2742: foreach my $key (keys(%to)) {
2743: if ($key) {
2744: my ($user,$domain) = split(/\:/,$key,2);
2745: if (!defined($user)) {
2746: $status.='<br />'.&mt('Error sending message to [_1], no user specified.',$key);
2747: } elsif (!defined($domain)) {
2748: $status.='<br />'.&mt('Error sending message to [_1], no domain specified.',$key);
2749: } else {
2750: unless (&Apache::lonmsg::user_normal_msg($user,$domain,
2751: $title.' ['.$restitle.']',$email,$citations,$feedurl,
2752: $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) {
2753: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
2754: } else {
2755: $sendsomething++;
2756: }
2757: }
2758: }
1.6 albertel 2759: }
1.246 albertel 2760:
1.18 www 2761:
2762: my %record=&Apache::lonnet::restore('_feedback');
1.221 raeburn 2763: my ($temp)=keys(%record);
1.18 www 2764: unless ($temp=~/^error\:/) {
1.246 albertel 2765: my %newrecord=();
2766: $newrecord{'resource'}=$feedurl;
2767: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2768: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
2769: $status.='<br />'.&mt('Not registered').'<br />';
2770: }
1.18 www 2771: }
1.246 albertel 2772:
2773: return ($status,$sendsomething);
1.6 albertel 2774: }
2775:
1.13 www 2776: sub adddiscuss {
1.78 raeburn 2777: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2778: my $status='';
1.122 raeburn 2779: my $realsymb;
2780: if ($symb=~/^bulletin___/) {
2781: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2782: $filename=~s|^adm/wrapper/||;
2783: $realsymb=&Apache::lonnet::symbread($filename);
2784: }
2785: if (&discussion_open(undef,$realsymb) &&
1.157 albertel 2786: &Apache::lonnet::allowed('pch',$env{'request.course.id'}.
2787: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.20 www 2788:
1.13 www 2789: my %contrib=('message' => $email,
1.157 albertel 2790: 'sendername' => $env{'user.name'},
2791: 'senderdomain' => $env{'user.domain'},
2792: 'screenname' => $env{'environment.screenname'},
2793: 'plainname' => $env{'environment.firstname'}.' '.
2794: $env{'environment.middlename'}.' '.
2795: $env{'environment.lastname'}.' '.
2796: $env{'enrironment.generation'},
1.78 raeburn 2797: 'attachmenturl'=> $attachmenturl,
2798: 'subject' => $subject);
1.157 albertel 2799: if ($env{'form.replydisc'}) {
2800: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2801: }
1.14 www 2802: if ($anon) {
2803: $contrib{'anonymous'}='true';
2804: }
1.13 www 2805: if (($symb) && ($email)) {
1.231 raeburn 2806: my $now = time;
1.157 albertel 2807: if ($env{'form.editdisc'}) {
1.102 raeburn 2808: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2809: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 2810: $contrib{'timestamp'} = $now;
1.102 raeburn 2811: $contrib{'history'} = '';
2812: my $numoldver = 0;
1.157 albertel 2813: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 2814: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2815: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2816: # get timestamp for last post and history
1.157 albertel 2817: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
2818: $env{'course.'.$env{'request.course.id'}.'.domain'},
2819: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2820: if (defined($oldcontrib{$oldidx.':replyto'})) {
2821: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2822: }
2823: if (defined($oldcontrib{$oldidx.':history'})) {
2824: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 2825: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 2826: $numoldver = @oldversions;
2827: } else {
2828: $numoldver = 1;
2829: }
2830: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2831: }
1.108 raeburn 2832: my $numnewver = $numoldver + 1;
1.102 raeburn 2833: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2834: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2835: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2836: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2837: } else {
1.112 raeburn 2838: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2839: }
1.102 raeburn 2840: }
2841: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2842: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2843: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2844: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2845: } else {
1.112 raeburn 2846: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2847: }
1.102 raeburn 2848: }
2849: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 2850: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 2851: $oldsymb,$oldidx,\%contrib,
1.157 albertel 2852: $env{'course.'.$env{'request.course.id'}.'.domain'},
2853: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2854: $status='Editing class discussion'.($anon?' (anonymous)':'');
2855: } else {
2856: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 2857: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
2858: $env{'course.'.$env{'request.course.id'}.'.domain'},
2859: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2860: }
1.231 raeburn 2861: my %storenewentry=($symb => $now);
1.63 albertel 2862: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2863: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 2864: $env{'course.'.$env{'request.course.id'}.'.domain'},
2865: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 2866: }
1.17 www 2867: my %record=&Apache::lonnet::restore('_discussion');
1.221 raeburn 2868: my ($temp)=keys(%record);
1.17 www 2869: unless ($temp=~/^error\:/) {
2870: my %newrecord=();
2871: $newrecord{'resource'}=$symb;
2872: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2873: $status.='<br />'.&mt('Registering').': '.
1.21 www 2874: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2875: }
2876: } else {
2877: $status.='Failed.';
1.17 www 2878: }
1.63 albertel 2879: return $status.'<br />';
1.13 www 2880: }
2881:
1.231 raeburn 2882: sub get_discussion_info {
2883: my ($idx,%contrib) = @_;
2884: my $changelast = 0;
2885: my $count = 0;
2886: my $hiddenflag = 0;
2887: my $deletedflag = 0;
2888: my ($hidden,$deleted,%info,$newlastdisc);
2889: my $version = $contrib{'version'};
2890: if ($version) {
2891: for (my $id=$version; $id>0; $id--) {
2892: my $vkeys=$contrib{$id.':keys'};
2893: my @keys=split(/:/,$vkeys);
2894: if (grep(/^hidden$/,@keys)) {
2895: if (!$hiddenflag) {
2896: $hidden = $contrib{$id.':hidden'};
2897: $hiddenflag = 1;
2898: }
2899: } elsif (grep(/^deleted$/,@keys)) {
2900: if (!$deletedflag) {
2901: $deleted = $contrib{$id.':deleted'};
2902: $deletedflag = 1;
2903: }
2904: } else {
2905: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
2906: $count++;
2907: $info{$count}{'id'} = $id;
2908: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
2909: }
2910: }
2911: }
2912: if ($info{'1'}{'id'} == $idx) {
2913: $changelast = 1;
2914: if ($count > 1) {
2915: $newlastdisc = $info{'2'}{'timestamp'};
2916: } else {
2917: $newlastdisc = 0;
2918: }
2919: }
2920: }
2921: return ($changelast,$newlastdisc);
2922: }
2923:
1.33 www 2924: # ----------------------------------------------------------- Preview function
2925:
2926: sub show_preview {
1.187 albertel 2927: my ($r) = @_;
1.135 albertel 2928: &Apache::loncommon::content_type($r,'text/html');
2929: $r->send_http_header;
1.218 albertel 2930: my $start_page=
2931: &Apache::loncommon::start_page('Preview',undef,
2932: {'only_body' => 1,});
2933:
1.157 albertel 2934: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 2935: &newline_to_br(\$message);
1.106 www 2936: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2937: $message=&Apache::lontexconvert::msgtexconverted($message);
1.194 albertel 2938: my $subject=&clear_out_html($env{'form.subject'},undef,1);
1.78 raeburn 2939: $subject=~s/\n/\<br \/\>/g;
2940: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 2941:
2942: my $end_page = &Apache::loncommon::end_page();
2943:
1.263 bisitz 2944: $r->print($start_page
2945: .'<h1>'.&mt('Preview').'</h1>'
2946: .&Apache::lonhtmlcommon::start_pick_box()
2947: .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
2948: .$subject
2949: .&Apache::lonhtmlcommon::row_closure()
2950: .&Apache::lonhtmlcommon::row_title(&mt('Message'))
2951: .$message
2952: .&Apache::lonhtmlcommon::row_closure(1)
2953: .&Apache::lonhtmlcommon::end_pick_box()
2954: .$end_page
2955: );
1.33 www 2956: }
2957:
1.280 faziophi 2958: sub contains_block_html {
1.286 raeburn 2959: my ($message)=@_;
2960: return ($message =~ m{
2961: <(br|h1|h2|h3|h4|h5|h6|p|ol|ul|table|pre|address|blockquote|center|div)
2962: \s*
2963: (\w+\=['"]\w+['"])*
2964: \s*
2965: (
2966: \s*/>|
2967: >.*</\1\s*>
2968: )}xs
2969: );
1.280 faziophi 2970: }
1.283 faziophi 2971:
2972: sub tidy_html {
2973: my ($message)=@_;
2974: # my $tidy = HTML::Tidy::libXML->new();
2975: # my $xhtml = $tidy->clean($message, 'utf-8', 1);
2976: # $xhtml =~ m/<body>(.*)<\/body>/is;
2977: # my $clean = $1;
2978: # # remove any empty block-level tags
2979: # $clean =~ s/<(table|p|div|tbody|blockquote|m|pre|algebra|center|ol|ul|span|h1|h2|h3|h4|h5|h6)\s*\/>//i;
2980: # $message=$clean;
2981: return $message;
2982: }
2983:
1.165 albertel 2984: sub newline_to_br {
2985: my ($message)=@_;
2986: my $newmessage;
2987: my $parser=HTML::LCParser->new($message);
2988: while (my $token=$parser->get_token()) {
2989: if ($token->[0] eq 'T') {
2990: my $text=$token->[1];
2991: $text=~s/\n/\<br \/\>/g;
2992: $newmessage.=$text;
2993: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
2994: $newmessage.=$token->[1];
2995: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
2996: $newmessage.=$token->[2];
2997: } elsif ($token->[0] eq 'S') {
2998: $newmessage.=$token->[4];
2999: }
3000:
3001: }
3002: $$message=$newmessage;
3003: }
3004:
1.33 www 3005: sub generate_preview_button {
1.171 www 3006: my ($formname,$fieldname)=@_;
3007: unless ($formname) { $formname='mailform'; }
3008: unless ($fieldname) { $fieldname='comment'; }
1.107 www 3009: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 3010: return(<<ENDPREVIEW);
1.205 raeburn 3011: <br />
1.33 www 3012: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.269 bisitz 3013: <input type="hidden" name="subject" />
1.33 www 3014: <input type="hidden" name="comment" />
1.65 www 3015: <input type="button" value="$pre"
1.282 wenzelju 3016: onclick="if (typeof(document.$formname.onsubmit)=='function') {document.$formname.onsubmit();};this.form.comment.value=document.$formname.$fieldname.value;this.form.subject.value=document.$formname.subject.value;this.form.submit();" />
1.33 www 3017: </form>
3018: ENDPREVIEW
3019: }
1.71 www 3020:
1.108 raeburn 3021: sub modify_attachments {
1.255 raeburn 3022: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls,
3023: $attachmaxtext,$toolarge)=@_;
1.218 albertel 3024:
1.220 raeburn 3025: my %lt = &Apache::lonlocal::texthash(
3026: 'subj' => 'Subject',
3027: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
3028: 'chth' => 'Check the checkboxes for any you wish to remove.',
3029: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
3030: 'adda' => 'Add a new attachment to this post.',
1.247 albertel 3031: 'stch' => 'Save Changes',
1.220 raeburn 3032: );
1.218 albertel 3033: my $js = <<END;
3034: <script type="text/javascript">
3035: function setAction () {
3036: document.modattachments.action = document.modattachments.origpage.value;
3037: document.modattachments.submit();
3038: }
3039: </script>
3040: END
3041:
1.276 bisitz 3042: # Breadcrumbs
3043: my $brcrum = [{'href' => '',
3044: 'text' => 'Discussion Post Attachments'}];
1.218 albertel 3045: my $start_page =
1.276 bisitz 3046: &Apache::loncommon::start_page('Discussion Post Attachments',$js,
3047: {'bread_crumbs' => $brcrum,});
1.218 albertel 3048:
1.204 www 3049: my $orig_subject = &unescape($env{'form.subject'});
1.194 albertel 3050: my $subject=&clear_out_html($orig_subject,undef,1);
1.108 raeburn 3051: $subject=~s/\n/\<br \/\>/g;
3052: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 3053: my $timestamp=$env{'form.timestamp'};
3054: my $numoldver=$env{'form.numoldver'};
1.187 albertel 3055:
1.108 raeburn 3056: my $msg = '';
1.113 raeburn 3057: my %attachments = ();
1.108 raeburn 3058: my %currattach = ();
3059: if ($idx) {
1.113 raeburn 3060: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 3061: }
1.139 albertel 3062: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 3063:
3064: my $end_page =
3065: &Apache::loncommon::end_page();
3066:
3067: $r->print(<<END);
1.198 albertel 3068: $start_page
1.255 raeburn 3069: $toolarge
1.108 raeburn 3070: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
1.255 raeburn 3071: <br />
3072: <table class="LC_data_table">
1.108 raeburn 3073: <tr>
1.255 raeburn 3074: <td colspan="2">
1.281 bisitz 3075: <b>Subject:</b> <b>$subject</b><br /><br />
1.108 raeburn 3076: END
3077: if ($idx) {
3078: if ($attachmenturls) {
1.221 raeburn 3079: my @currold = keys(%currattach);
1.108 raeburn 3080: if (@currold > 0) {
1.220 raeburn 3081: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3082: foreach my $id (@currold) {
3083: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3084: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3085: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3086: }
3087: $r->print("<br />");
3088: }
3089: }
3090: }
1.213 raeburn 3091: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3092: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3093: foreach my $attach (@{$currnewattach}) {
3094: $attach =~ m#/([^/]+)$#;
3095: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3096: }
3097: $r->print("<br />");
3098: }
3099: $r->print(<<END);
1.255 raeburn 3100: </td></tr>
3101: <tr>
3102: <td>
1.282 wenzelju 3103: $lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onclick="this.form.submit()" />
1.108 raeburn 3104: </td>
3105: </tr>
1.255 raeburn 3106: <tr>
3107: <td colspan="2">$attachmaxtext</td>
3108: </tr>
1.108 raeburn 3109: </table>
1.157 albertel 3110: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3111: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3112: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3113: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3114: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3115: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3116: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3117: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3118: END
1.220 raeburn 3119: foreach my $item (@{$currnewattach}) {
3120: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3121: }
1.220 raeburn 3122: foreach my $item (@{$currdelold}) {
3123: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3124: }
3125: $r->print(<<END);
1.282 wenzelju 3126: <input type="button" name="rtntoedit" value="$lt{'stch'}" onclick="setAction()" />
1.108 raeburn 3127: </form>
1.187 albertel 3128: $end_page
1.108 raeburn 3129: END
3130: return;
3131: }
3132:
3133: sub process_attachments {
3134: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3135:
3136: @{$currnewattach}=
3137: &Apache::loncommon::get_env_multiple('form.currnewattach');
3138: @{$currdelold}=
3139: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3140: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3141: my @currdelnew =
3142: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3143: my @currnew = ();
3144: foreach my $newone (@{$currnewattach}) {
3145: my $delflag = 0;
1.221 raeburn 3146: foreach my $item (@currdelnew) {
3147: if ($newone eq $item) {
1.108 raeburn 3148: $delflag = 1;
3149: last;
3150: }
3151: }
3152: unless ($delflag) {
1.221 raeburn 3153: push(@currnew, $newone);
1.108 raeburn 3154: }
3155: }
3156: @{$currnewattach} = @currnew;
3157: }
1.158 albertel 3158: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3159: }
3160:
3161: sub generate_attachments_button {
1.224 raeburn 3162: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3163: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3164: my $origpage = $ENV{'REQUEST_URI'};
3165: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3166: my %lt = &Apache::lonlocal::texthash(
3167: 'clic' => 'Click to add/remove attachments',
3168: );
1.108 raeburn 3169: my $response = (<<END);
1.205 raeburn 3170: <br />
1.108 raeburn 3171: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3172: $lt{'clic'}: <input type="button" value="$att"
1.282 wenzelju 3173: 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 3174: END
1.224 raeburn 3175: if (!$blockblog) {
3176: $response .= 'setblogvalue();';
3177: }
1.108 raeburn 3178: unless ($mode eq 'board') {
3179: $response .= 'javascript:anonchk();';
3180: }
3181: $response .= (<<ENDATTACH);
3182: this.form.submit();" />
3183: <input type="hidden" name="origpage" value="$origpage" />
3184: <input type="hidden" name="idx" value="$idx" />
3185: <input type="hidden" name="timestamp" value="$now" />
3186: <input type="hidden" name="subject" />
3187: <input type="hidden" name="comment" />
1.271 bisitz 3188: <input type="hidden" name="blog" value="0" />
3189: <input type="hidden" name="discuss" value="0" />
1.108 raeburn 3190: <input type="hidden" name="numoldver" value="$numoldver" />
3191: ENDATTACH
3192: if (defined($deloldattach)) {
3193: if (@{$deloldattach} > 0) {
1.221 raeburn 3194: foreach my $delatt (@{$deloldattach}) {
3195: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3196: }
3197: }
3198: }
3199: if (defined($currnewattach)) {
3200: if (@{$currnewattach} > 0) {
1.221 raeburn 3201: foreach my $attach (@{$currnewattach}) {
3202: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3203: }
3204: }
3205: }
3206: $response .= '</form>';
3207: return $response;
3208: }
3209:
3210: sub extract_attachments {
3211: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3212: %{$attachments}=();
3213: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3214: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3215: if (exists($$attachments{$id}{$numoldver})) {
3216: if (defined($currdelold)) {
3217: if (@{$currdelold} > 0) {
3218: unless (grep/^$id$/,@{$currdelold}) {
3219: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3220: }
1.113 raeburn 3221: } else {
3222: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3223: }
1.116 raeburn 3224: } else {
3225: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3226: }
3227: }
1.116 raeburn 3228: }
1.221 raeburn 3229: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3230: if (@attached == 1) {
3231: my $id = $attached[0];
3232: my $attachurl;
3233: if ($attachmenturls =~ m/^<attachment id="0">/) {
3234: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3235: } else {
3236: $attachurl = $$attachments{$id}{'filename'};
3237: }
3238: $attachurl=~m|/([^/]+)$|;
3239: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3240: $1.'</tt></a><br />';
3241: &Apache::lonnet::allowuploaded('/adm/feedback',
3242: $attachurl);
3243: } elsif (@attached > 1) {
3244: $$message.='<ol>';
1.221 raeburn 3245: foreach my $attach (@attached) {
3246: my $id = $attach;
1.113 raeburn 3247: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3248: my ($fname)
3249: =($attachurl=~m|/([^/]+)$|);
3250: $$message .= '<li><a href="'.$attachurl.
3251: '"><tt>'.
3252: $fname.'</tt></a></li>';
1.108 raeburn 3253: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3254: $attachurl);
1.108 raeburn 3255: }
1.116 raeburn 3256: $$message .= '</ol>';
1.108 raeburn 3257: }
3258: }
3259:
3260: sub construct_attachmenturl {
3261: my ($currnewattach,$keepold,$symb,$idx)=@_;
3262: my $oldattachmenturl;
3263: my $newattachmenturl;
1.113 raeburn 3264: my $startnum = 0;
1.108 raeburn 3265: my $currver = 0;
1.157 albertel 3266: if (($env{'form.editdisc'}) && ($idx)) {
3267: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3268: $env{'course.'.$env{'request.course.id'}.'.domain'},
3269: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3270: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3271: if ($contrib{$idx.':history'}) {
3272: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3273: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3274: $currver = 1 + scalar(@oldversions);
3275: } else {
3276: $currver = 2;
3277: }
3278: } else {
3279: $currver = 1;
3280: }
3281: if ($oldattachmenturl) {
1.113 raeburn 3282: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3283: my %attachments = ();
3284: my $prevver = $currver-1;
3285: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3286: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3287: $startnum += $numattach;
1.221 raeburn 3288: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3289: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3290: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3291: unless ($item eq 'filename') {
3292: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3293: }
1.113 raeburn 3294: }
3295: if (grep/^$num$/,@{$keepold}) {
3296: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3297: }
1.113 raeburn 3298: $newattachmenturl .= '</attachment>';
1.108 raeburn 3299: }
3300: } else {
1.116 raeburn 3301: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3302: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3303: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3304: }
1.113 raeburn 3305: $newattachmenturl .= '</attachment>';
1.108 raeburn 3306: $startnum ++;
3307: }
3308: }
3309: }
3310: for (my $i=0; $i<@{$currnewattach}; $i++) {
3311: my $attachnum = $startnum + $i;
1.113 raeburn 3312: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3313: }
3314: return $newattachmenturl;
3315: }
1.128 raeburn 3316:
1.224 raeburn 3317: sub add_blog_checkbox {
1.278 raeburn 3318: my ($crstype) = @_;
3319: my $checkstatus;
1.224 raeburn 3320: if ($env{'form.blog'}) {
3321: $checkstatus = 'checked="checked"';
3322: }
3323: my $output = '
3324: <script type="text/javascript">
3325: function setblogvalue() {
3326: if (document.mailform.blog.checked) {
3327: document.attachment.blog.value = 1;
3328: } else {
3329: document.attachment.blog.value = 0;
3330: }
3331: }
3332: </script><br />
1.278 raeburn 3333: <label><input type="checkbox" name="blog" '.$checkstatus.' /> ';
3334: if ($crstype eq 'Community') {
3335: $output .= &mt('Add to my public community blog');
3336: } else {
3337: $output .= &mt('Add to my public course blog');
3338: }
3339: $output .= '</label><br />'."\n";
1.224 raeburn 3340: return $output;
3341: }
3342:
1.128 raeburn 3343: sub has_discussion {
3344: my $resourcesref = shift;
3345: my $navmap = Apache::lonnavmaps::navmap->new();
1.260 raeburn 3346: if (defined($navmap)) {
3347: my @allres=$navmap->retrieveResources();
3348: foreach my $resource (@allres) {
3349: if ($resource->hasDiscussion()) {
3350: my $ressymb = $resource->wrap_symb();
3351: if (ref($resourcesref) eq 'ARRAY') {
3352: push(@{$resourcesref}, $ressymb);
3353: }
3354: }
1.128 raeburn 3355: }
1.260 raeburn 3356: } else {
3357: &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
1.128 raeburn 3358: }
3359: return;
1.143 raeburn 3360: }
3361:
3362: sub sort_filter_names {
1.278 raeburn 3363: my ($sort_types,$role_types,$status_types,$crstype) = @_;
3364: if (ref($sort_types) eq 'HASH') {
3365: %{$sort_types} = (
1.143 raeburn 3366: ascdate => 'Date order - oldest first',
3367: descdate => 'Date order - newest first',
3368: thread => 'Threaded',
3369: subject => 'By subject',
3370: username => 'By domain and username',
3371: lastfirst => 'By last name, first name'
3372: );
1.278 raeburn 3373: }
3374: my @courseroles = qw(st in ta ep ad);
3375: if ($crstype eq 'Community') {
3376: push(@courseroles,'co');
3377: } else {
3378: push(@courseroles,'cc');
3379: }
3380: if (ref($role_types) eq 'HASH') {
3381: foreach my $role (@courseroles) {
3382: $role_types->{$role} = &Apache::lonnet::plaintext($role,$crstype);
3383: }
3384: $role_types->{'all'} = 'All roles';
3385: $role_types->{'cr'} = 'Custom role';
3386: }
3387: if (ref($status_types) eq 'HASH') {
3388: %{$status_types} = (
1.143 raeburn 3389: all => 'Roles of any status',
1.214 albertel 3390: Active => 'Only active roles',
3391: Expired => 'Only past roles',
3392: Future => 'Only future roles',
1.143 raeburn 3393: );
1.278 raeburn 3394: }
1.143 raeburn 3395: }
1.108 raeburn 3396:
1.6 albertel 3397: sub handler {
3398: my $r = shift;
1.8 www 3399: if ($r->header_only) {
1.71 www 3400: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3401: $r->send_http_header;
3402: return OK;
3403: }
1.15 www 3404:
3405: # --------------------------- Get query string for limited number of parameters
3406:
1.97 raeburn 3407: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.208 raeburn 3408: ['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']);
3409: my $group = $env{'form.group'};
1.255 raeburn 3410: my %attachmax = (
1.268 bisitz 3411: text => &mt('(128 KB max size)'),
1.255 raeburn 3412: num => 131072,
3413: );
1.180 raeburn 3414: if ($env{'form.editdisc'}) {
1.208 raeburn 3415: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3416: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3417: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3418: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3419: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3420: undef,undef,undef,$group);
1.180 raeburn 3421: return OK;
3422: }
3423: }
1.157 albertel 3424: if ($env{'form.discsymb'}) {
3425: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3426: my $readkey = $symb.'_read';
3427: my $chgcount = 0;
1.157 albertel 3428: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3429: foreach my $key (keys(%env)) {
1.111 raeburn 3430: if ($key =~ m/^form\.postunread_(\d+)/) {
3431: if ($readinghash{$readkey} =~ /\.$1\./) {
3432: $readinghash{$readkey} =~ s/\.$1\.//;
3433: $chgcount ++;
3434: }
3435: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3436: unless ($readinghash{$readkey} =~ /\.$1\./) {
3437: $readinghash{$readkey} .= '.'.$1.'.';
3438: $chgcount ++;
3439: }
3440: }
3441: }
3442: if ($chgcount > 0) {
1.157 albertel 3443: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3444: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3445: }
1.133 albertel 3446: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3447: '0','0','','',$env{'form.previous'},'','','',
3448: undef,undef,undef,$group);
1.111 raeburn 3449: return OK;
3450: }
1.157 albertel 3451: if ($env{'form.allversions'}) {
1.109 raeburn 3452: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3453: &Apache::loncommon::no_cache($r);
1.109 raeburn 3454: $r->send_http_header;
1.187 albertel 3455:
1.276 bisitz 3456: # Breadcrumbs
3457: my $brcrum = [{'href' => '',
3458: 'text' => 'Discussion Post Versions'}];
3459:
3460: $r->print(&Apache::loncommon::start_page('Discussion Post Versions',undef,
3461: {'bread_crumbs' => $brcrum,})
3462: );
1.187 albertel 3463:
1.157 albertel 3464: my $crs='/'.$env{'request.course.id'};
3465: if ($env{'request.course.sec'}) {
3466: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3467: }
1.133 albertel 3468: $crs=~s|_|/|g;
1.208 raeburn 3469: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3470: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3471: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3472: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3473: my $ressymb = &wrap_symb($symb);
3474: my $group = $env{'form.group'};
3475: my $seeid;
3476: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3477: if (&check_group_priv($group,'dgp') eq 'ok') {
3478: $seeid = 1;
3479: }
3480: } else {
3481: $seeid = &Apache::lonnet::allowed('rin',$crs);
3482: }
1.109 raeburn 3483: if ($idx > 0) {
1.116 raeburn 3484: my %messages = ();
3485: my %subjects = ();
3486: my %attachmsgs = ();
3487: my %allattachments = ();
3488: my %imsfiles = ();
3489: my ($screenname,$plainname);
1.157 albertel 3490: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3491: $env{'course.'.$env{'request.course.id'}.'.domain'},
3492: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3493: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3494: }
1.187 albertel 3495: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3496: return OK;
3497: }
1.157 albertel 3498: if ($env{'form.posterlist'}) {
3499: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3500: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3501: $env{'form.sortposts'});
1.101 raeburn 3502: return OK;
3503: }
1.157 albertel 3504: if ($env{'form.userpick'}) {
1.133 albertel 3505: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3506: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3507: my $numpicks = @posters;
1.133 albertel 3508: my %discinfo;
3509: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3510: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3511: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3512: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3513: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3514: '',$numpicks,$group);
1.101 raeburn 3515: return OK;
3516: }
1.157 albertel 3517: if ($env{'form.applysort'}) {
3518: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3519: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3520: '',$env{'form.previous'},$env{'form.sortposts'},
3521: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3522: $env{'form.sectionpick'},$env{'form.grouppick'},
3523: undef,$group);
1.100 raeburn 3524: return OK;
1.157 albertel 3525: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3526: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3527: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3528: return OK;
1.157 albertel 3529: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3530: my %discinfo = ();
3531: my @resources = ();
1.157 albertel 3532: if (defined($env{'form.navmaps'})) {
3533: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3534: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3535: } else {
1.157 albertel 3536: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3537: }
1.99 raeburn 3538: } else {
1.128 raeburn 3539: &has_discussion(\@resources);
1.99 raeburn 3540: }
3541: my $numitems = @resources;
3542: my $feedurl = '/adm/navmaps';
1.157 albertel 3543: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3544: my %lt = &Apache::lonlocal::texthash(
3545: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3546: 'robb' => 'resources/bulletin boards.',
1.264 schafran 3547: 'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
1.99 raeburn 3548: );
1.221 raeburn 3549: foreach my $res (@resources) {
3550: my $ressymb=$res;
1.132 albertel 3551: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3552: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3553: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3554: }
1.128 raeburn 3555: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3556: if ($numitems > 0) {
1.157 albertel 3557: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3558: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3559: } else {
3560: $textline = "<b>$lt{'twnp'}</b>";
3561: }
1.99 raeburn 3562: &Apache::loncommon::content_type($r,'text/html');
3563: $r->send_http_header;
1.150 albertel 3564: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3565: my %onload;
3566:
1.186 albertel 3567: my $start_page=
3568: &Apache::loncommon::start_page('New posts marked as read',undef,
3569: {'redirect' => [2,$feedurl],
3570: 'only_body' => 1,
1.189 albertel 3571: 'add_entries' => \%onload});
1.186 albertel 3572: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3573: $r->print (<<ENDREDIR);
1.186 albertel 3574: $start_page
1.150 albertel 3575: <img align="right" src="$logo" />
1.128 raeburn 3576: $textline
1.99 raeburn 3577: <form name="reldt" action="$feedurl" target="loncapaclient">
3578: </form>
1.187 albertel 3579: <br />
1.186 albertel 3580: $end_page
1.99 raeburn 3581: ENDREDIR
3582: return OK;
1.157 albertel 3583: } elsif ($env{'form.modifydisp'}) {
3584: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3585: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3586: split(/_/,$env{'form.changes'});
3587: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3588: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3589: return OK;
1.157 albertel 3590: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3591: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3592: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3593: $env{'form.toggon'} || $env{'form.markread'}) {
3594: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3595: my %discinfo;
1.133 albertel 3596: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3597: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3598: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3599: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3600: if ($env{'form.markondisp'}) {
1.137 albertel 3601: $discinfo{$symb.'_lastread'} = time;
3602: $discinfo{$symb.'_markondisp'} = 1;
3603: }
1.157 albertel 3604: if ($env{'form.markonread'}) {
3605: if ( $env{'form.previous'} > 0 ) {
3606: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3607: }
3608: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3609: }
1.133 albertel 3610: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3611: if ($env{'form.allposts'}) {
1.137 albertel 3612: $discinfo{$symb.'_showonlyunread'} = 0;
3613: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3614: }
1.157 albertel 3615: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3616: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3617: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3618: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3619: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3620: \%discinfo,$env{'user.domain'},$env{'user.name'});
3621: my $previous=$env{'form.previous'};
3622: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3623: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3624: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3625: return OK;
1.157 albertel 3626: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3627: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3628: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3629: my ($symb,$idx)=split(/\:\:\:/,$entry);
3630: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3631:
1.180 raeburn 3632: my $crs='/'.$env{'request.course.id'};
3633: if ($env{'request.course.sec'}) {
3634: $crs.='_'.$env{'request.course.sec'};
3635: }
3636: $crs=~s/\_/\//g;
3637: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3638:
1.208 raeburn 3639: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3640: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3641: undef,undef,$group,);
1.180 raeburn 3642: return OK;
3643: }
3644:
1.157 albertel 3645: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3646: $env{'course.'.$env{'request.course.id'}.'.domain'},
3647: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3648:
1.133 albertel 3649: my $currenthidden=$contrib{'hidden'};
3650: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3651:
1.157 albertel 3652: if ($env{'form.hide'}) {
1.133 albertel 3653: $currenthidden.='.'.$idx.'.';
3654: unless ($seeid) {
3655: $currentstudenthidden.='.'.$idx.'.';
3656: }
3657: } else {
3658: $currenthidden=~s/\.$idx\.//g;
3659: }
3660: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3661: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3662: $newhash{'studenthidden'} = $currentstudenthidden;
3663: }
1.231 raeburn 3664: if ($env{'form.hide'}) {
3665: my $changelast = 0;
3666: my $newlast;
3667: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3668: if ($changelast) {
3669: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3670: $env{'course.'.$env{'request.course.id'}.'.domain'},
3671: $env{'course.'.$env{'request.course.id'}.'.num'});
3672: }
3673: }
1.157 albertel 3674: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3675: $env{'course.'.$env{'request.course.id'}.'.domain'},
3676: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3677:
1.133 albertel 3678: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3679: '0','0','','',$env{'form.previous'},undef,undef,undef,
3680: undef,undef,undef,$group);
1.135 albertel 3681: return OK;
1.157 albertel 3682: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3683: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3684: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 3685: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
1.253 raeburn 3686: &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
1.69 www 3687: } else {
3688: &Apache::lonnet::del('environment',['threadeddiscussion']);
1.265 raeburn 3689: &Apache::lonnet::delenv('environment.threadeddiscussion');
1.72 albertel 3690: }
1.133 albertel 3691: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
1.208 raeburn 3692: '0','0','','',$env{'form.previous'},undef,undef,undef,
3693: undef,undef,undef,$group);
1.135 albertel 3694: return OK;
1.157 albertel 3695: } elsif ($env{'form.deldisc'}) {
1.38 www 3696: # --------------------------------------------------------------- Hide for good
1.157 albertel 3697: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 3698: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 3699: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3700: $env{'course.'.$env{'request.course.id'}.'.domain'},
3701: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 3702: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3703: if ($changelast) {
3704: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3705: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
3706: }
1.135 albertel 3707: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 3708: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3709: $env{'course.'.$env{'request.course.id'}.'.domain'},
3710: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 3711: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3712: '0','0','','',$env{'form.previous'},undef,undef,undef,
3713: undef,undef,undef,$group);
1.135 albertel 3714: return OK;
1.157 albertel 3715: } elsif ($env{'form.preview'}) {
1.33 www 3716: # -------------------------------------------------------- User wants a preview
3717: &show_preview($r);
1.135 albertel 3718: return OK;
1.157 albertel 3719: } elsif ($env{'form.attach'}) {
1.108 raeburn 3720: # -------------------------------------------------------- Work on attachments
3721: &Apache::loncommon::content_type($r,'text/html');
3722: $r->send_http_header;
1.198 albertel 3723: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.255 raeburn 3724: my (@currnewattach,@currdelold,@keepold,$toolarge);
1.108 raeburn 3725: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 3726: if (exists($env{'form.addnewattach.filename'})) {
1.255 raeburn 3727: if (length($env{'form.addnewattach'})<=$attachmax{'num'}) {
1.157 albertel 3728: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 3729: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 3730: push(@currnewattach, $newattachment);
1.255 raeburn 3731: } else {
3732: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
1.108 raeburn 3733: }
3734: }
1.133 albertel 3735: my $attachmenturls;
1.157 albertel 3736: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
3737: my $idx = $env{'form.idx'};
1.108 raeburn 3738: if ($idx) {
1.157 albertel 3739: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3740: $env{'course.'.$env{'request.course.id'}.'.domain'},
3741: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3742: $attachmenturls = $contrib{$idx.':attachmenturl'};
3743: }
1.133 albertel 3744: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
1.255 raeburn 3745: $attachmenturls,$attachmax{'text'},$toolarge);
1.135 albertel 3746: return OK;
1.157 albertel 3747: } elsif ($env{'form.export'}) {
1.116 raeburn 3748: &Apache::loncommon::content_type($r,'text/html');
3749: $r->send_http_header;
1.157 albertel 3750: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 3751: my $mode='board';
1.116 raeburn 3752: my $status='OPEN';
1.157 albertel 3753: my $previous=$env{'form.previous'};
1.168 albertel 3754: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library|task)$/) {
1.116 raeburn 3755: $mode='problem';
3756: $status=$Apache::inputtags::status[-1];
3757: }
3758: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 3759: my $start_page =
3760: &Apache::loncommon::start_page('Resource Feedback and Discussion');
3761: my $end_page =
3762: &Apache::loncommon::end_page();
3763: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 3764: return OK;
1.15 www 3765: } else {
3766: # ------------------------------------------------------------- Normal feedback
1.157 albertel 3767: my $feedurl=$env{'form.postdata'};
1.260 raeburn 3768: $feedurl=~s/^https?\:\/\///;
1.133 albertel 3769: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3770: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3771: $feedurl=~s/\?.+$//;
1.8 www 3772:
1.133 albertel 3773: my $symb;
1.157 albertel 3774: if ($env{'form.replydisc'}) {
3775: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
3776: } elsif ($env{'form.editdisc'}) {
3777: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3778: } elsif ($env{'form.origpage'}) {
1.133 albertel 3779: $symb="";
3780: } else {
3781: $symb=&Apache::lonnet::symbread($feedurl);
3782: }
3783: unless ($symb) {
1.157 albertel 3784: $symb=$env{'form.symb'};
1.133 albertel 3785: }
1.237 raeburn 3786: if (defined($symb)) {
3787: ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb);
3788: } else {
3789: # backward compatibility (bulletin boards used to be 'wrapped')
3790: &Apache::lonenc::check_decrypt(\$feedurl);
3791: &dewrapper(\$feedurl);
3792: }
1.133 albertel 3793: my $goahead=1;
1.168 albertel 3794: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
1.133 albertel 3795: unless ($symb) { $goahead=0; }
3796: }
3797: if (!$goahead) {
3798: # Ambiguous Problem Resource
3799: $r->internal_redirect('/adm/ambiguous');
3800: return OK;
1.31 www 3801: }
1.8 www 3802: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3803: unless (
3804: (
3805: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3806: )
3807: ||
1.157 albertel 3808: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 3809: ||
1.157 albertel 3810: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 3811: ) {
1.135 albertel 3812: &Apache::loncommon::content_type($r,'text/html');
3813: $r->send_http_header;
1.133 albertel 3814: # Unable to give feedback
1.233 raeburn 3815: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 3816: &no_redirect_back($r,$feedurl);
1.178 albertel 3817: return OK;
1.133 albertel 3818: }
1.6 albertel 3819: # --------------------------------------------------- Print login screen header
1.157 albertel 3820: unless ($env{'form.sendit'}) {
1.233 raeburn 3821: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 3822: &Apache::loncommon::content_type($r,'text/html');
3823: $r->send_http_header;
1.234 raeburn 3824: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.235 raeburn 3825: my ($blocked,$blocktext) =
3826: &Apache::loncommon::blocking_status('boards');
1.234 raeburn 3827: if ($blocked) {
3828: $r->print(&blocked_reply_or_edit($blocktext));
3829: return OK;
3830: }
3831: }
1.141 raeburn 3832: my $options=&screen_header($feedurl,$symb);
1.133 albertel 3833: if ($options) {
1.255 raeburn 3834: &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'});
1.133 albertel 3835: } else {
3836: &fail_redirect($r,$feedurl);
3837: }
3838: return OK;
1.6 albertel 3839: }
3840:
3841: # Get previous user input
1.9 albertel 3842: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 3843: $symb,$env{'user.name'},$env{'user.domain'},
3844: $env{'request.course.id'});
1.6 albertel 3845:
3846: # Get output from resource
1.237 raeburn 3847: &Apache::lonenc::check_encrypt(\$feedurl);
1.6 albertel 3848: my $usersaw=&resource_output($feedurl);
3849:
1.50 albertel 3850: # Get resource answer (need to allow student to view grades for this to work)
1.253 raeburn 3851: &Apache::lonnet::appenv({'allowed.vgr'=>'F'});
1.238 raeburn 3852: my $usersymb = &Apache::lonenc::check_encrypt($symb);
1.237 raeburn 3853: my $useranswer=
3854: &Apache::loncommon::get_student_answers(
1.238 raeburn 3855: $usersymb,$env{'user.name'},$env{'user.domain'},
1.237 raeburn 3856: $env{'request.course.id'});
1.50 albertel 3857: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3858: # Get attachments, if any, and not too large
3859: my $attachmenturl='';
1.255 raeburn 3860: my $toolarge='';
1.157 albertel 3861: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
3862: ($env{'form.replydisc'})) {
1.133 albertel 3863: my ($symb,$idx);
1.157 albertel 3864: if ($env{'form.replydisc'}) {
3865: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
3866: } elsif ($env{'form.editdisc'}) {
3867: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
3868: } elsif ($env{'form.origpage'}) {
3869: $symb = $env{'form.symb'};
1.133 albertel 3870: }
1.132 albertel 3871: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3872: my @currnewattach = ();
3873: my @deloldattach = ();
3874: my @keepold = ();
3875: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3876: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3877: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 3878: } elsif ($env{'form.attachment.filename'}) {
1.255 raeburn 3879: if (length($env{'form.attachment'})<=$attachmax{'num'}) {
3880: my $now = time;
3881: my $subdir = 'feedback/'.$now;
3882: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir);
3883: } else {
3884: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
3885: }
1.42 www 3886: }
1.6 albertel 3887: # Filter HTML out of message (could be nasty)
1.157 albertel 3888: my $message=&clear_out_html($env{'form.comment'});
1.6 albertel 3889:
3890: # Assemble email
1.237 raeburn 3891: my ($email,$citations)=&assemble_email($message,$prevattempts,
1.133 albertel 3892: $usersaw,$useranswer);
1.40 albertel 3893:
1.6 albertel 3894: # Who gets this?
1.242 albertel 3895: my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl);
1.6 albertel 3896:
3897: # Actually send mail
1.194 albertel 3898: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'},
3899: undef,1),
3900: $feedurl,$email,$citations,
1.240 raeburn 3901: $attachmenturl,$usersymb,%to);
1.13 www 3902:
3903: # Discussion? Store that.
1.32 albertel 3904: my $numpost=0;
1.207 albertel 3905: if ( ($env{'form.discuss'} ne ''
3906: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
3907: || $env{'form.anondiscuss'} ne '') {
1.194 albertel 3908: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.201 albertel 3909: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 3910: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
3911: $subject);
1.32 albertel 3912: $numpost++;
1.14 www 3913: }
1.175 www 3914:
3915: # Add to blog?
3916:
3917: my $blog='';
3918: if ($env{'form.blog'}) {
1.194 albertel 3919: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.175 www 3920: $status.=&Apache::lonrss::addentry($env{'user.name'},
3921: $env{'user.domain'},
3922: 'CourseBlog_'.$env{'request.course.id'},
3923: $subject,$message,$feedurl,'public');
1.278 raeburn 3924: if (&Apache::loncommon::course_type() eq 'Community') {
3925: $blog='<br />'.&mt('Added to my community blog').'<br />';
3926: } else {
3927: $blog='<br />'.&mt('Added to my course blog').'<br />';
3928: }
1.175 www 3929: }
1.133 albertel 3930:
1.6 albertel 3931: # Receipt screen and redirect back to where came from
1.255 raeburn 3932: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge);
1.133 albertel 3933: }
3934: return OK;
1.234 raeburn 3935: }
3936:
3937: sub blocked_reply_or_edit {
3938: my ($blocktext) = @_;
3939: return
3940: &Apache::loncommon::start_page('Resource Feedback and Discussion').
3941: $blocktext.'<br /><br /><a href="javascript:history.go(-1)">'.
3942: &mt('Back to previous page').
3943: &Apache::loncommon::end_page();
1.133 albertel 3944: }
1.6 albertel 3945:
1.133 albertel 3946: sub wrap_symb {
3947: my ($ressymb)=@_;
3948: if ($ressymb =~ /bulletin___\d+___/) {
3949: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3950: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3951: }
1.6 albertel 3952: }
1.133 albertel 3953: return $ressymb;
3954: }
3955: sub dewrapper {
3956: my ($feedurl)=@_;
3957: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3958: $$feedurl=~s|^/adm/wrapper||;
3959: }
3960: }
3961:
3962: sub get_feedurl {
3963: my ($symb)=@_;
3964: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3965: my $feedurl = &Apache::lonnet::clutter($url);
3966: &dewrapper(\$feedurl);
3967: return $feedurl;
1.15 www 3968: }
1.1 www 3969:
1.133 albertel 3970: sub get_feedurl_and_clean_symb {
3971: my ($symb)=@_;
3972: &Apache::lonenc::check_decrypt(\$symb);
3973: # backward compatibility (bulletin boards used to be 'wrapped')
3974: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3975: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3976: }
3977: my $feedurl = &get_feedurl($symb);
3978: return ($symb,$feedurl);
3979: }
1.180 raeburn 3980:
3981: sub editing_allowed {
1.208 raeburn 3982: my ($postid,$group) = @_;
3983: $postid = &unescape($postid);
1.180 raeburn 3984: my $can_edit = 0;
1.208 raeburn 3985: if ($group ne '') {
3986: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3987: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3988: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
3989: if (&check_group_priv($group,'egp') eq 'ok') {
3990: $can_edit = 1;
3991: }
3992: return $can_edit;
3993: }
3994: }
1.180 raeburn 3995: my $cid = $env{'request.course.id'};
3996: my $role = (split(/\./,$env{'request.role'}))[0];
3997: my $section = $env{'request.course.sec'};
1.184 albertel 3998: my $allow_editing_config =
3999: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 4000: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
4001: $can_edit = 1;
4002: } else {
1.184 albertel 4003: foreach my $editor (split(/,/,$allow_editing_config)) {
4004: my ($editor_role,$editor_sec) = split(/:/,$editor);
4005: if ($editor_role eq $role
4006: && defined($editor_sec)
4007: && defined($section)
4008: && $editor_sec eq $section) {
4009: $can_edit = 1;
4010: last;
4011: }
4012: if ($editor_role eq $role
4013: && !defined($editor_sec)) {
4014: $can_edit = 1;
4015: }
4016: }
1.180 raeburn 4017: }
4018: return $can_edit;
4019: }
4020:
1.208 raeburn 4021: sub check_group_priv {
4022: my ($group,$grp_priv) = @_;
4023: foreach my $priv ('mdg','vcg') {
4024: my $checkcourse = $env{'request.course.id'}.
4025: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
4026: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
4027: return 'ok';
4028: }
4029: }
4030: if ($grp_priv && $group ne '') {
4031: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
4032: return 'ok';
4033: }
4034: }
4035: return '';
4036: }
4037:
1.211 albertel 4038: sub group_args {
1.208 raeburn 4039: my ($group) = @_;
1.211 albertel 4040: if ($group eq '') { return ''; }
4041: my $extra_args = '&group='.$group;
1.208 raeburn 4042: if (exists($env{'form.ref'})) {
1.211 albertel 4043: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 4044: }
4045: return $extra_args;
4046: }
4047:
1.237 raeburn 4048: sub get_resource_title {
4049: my ($symb,$feedurl) = @_;
4050: my ($restitle,$plainurl);
4051: if (defined($symb)) {
4052: my $plain_symb = &Apache::lonenc::check_decrypt($symb);
4053: $restitle = &Apache::lonnet::gettitle($plain_symb);
4054: }
4055: if (defined($feedurl)) {
4056: $plainurl = &Apache::lonenc::check_decrypt($feedurl);
4057: }
4058: if (!defined($restitle)) {
4059: if (defined($feedurl)) {
4060: $restitle = &Apache::lonnet::gettitle($plainurl);
4061: }
4062: }
4063: if ($plainurl ne $feedurl) {
4064: my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-);
4065: if ($plain_filename eq $restitle) {
4066: $restitle = &mt('Untitled resource');
4067: }
4068: }
4069: if ($restitle eq '') {
4070: $restitle = &mt('Untitled resource');
4071: }
4072: return $restitle;
4073: }
4074:
1.1 www 4075: 1;
4076: __END__
1.257 jms 4077:
4078:
4079: =pod
4080:
4081: =head1 NAME
4082:
4083: Apache::lonfeedback.pm
4084:
4085: =head1 SYNOPSIS
4086:
4087: Handles feedback from students to instructors and system administrators.
4088:
4089: Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
4090:
4091: Used by lonmsg.pm.
4092:
4093: This is part of the LearningOnline Network with CAPA project
4094: described at http://www.lon-capa.org.
4095:
4096: =head1 OVERVIEW
4097:
4098: None
4099:
4100: =head1 SUBROUTINES
4101:
4102: =over
4103:
4104: =item discussion_open()
4105:
4106: =item discussion_visible()
4107:
4108: =item list_discussion()
4109:
4110: =item send_feedback_link()
4111:
4112: =item send_message_link()
4113:
4114: =item action_links_bar()
4115:
4116: =item postingform_display()
4117:
4118: =item build_posting_display
4119:
4120: =item filter_regexp()
4121:
4122: =item get_post_contents()
4123:
4124: =item replicate_attachments()
4125:
4126: =item mail_screen()
4127:
4128: =item print_display_options()
4129:
4130: =item print_sortfilter_options()
4131:
4132: =item print_showposters()
4133:
4134: =item get_post_versions()
4135:
4136: =item get_post_attachments()
4137:
4138: =item fail_redirect()
4139:
4140: =item redirect_back()
4141:
4142: =item no_redirect_back()
4143:
4144: =item screen_header()
4145:
4146: =item resource_output()
4147:
4148: =item clear_out_html()
4149:
4150: =item assemble_email()
4151:
4152: =item feedback_available()
4153:
4154: =item send_msg()
4155:
4156: =item adddiscuss()
4157:
4158: =item get_discussion_info()
4159:
4160: =item show_preview()
4161:
4162: =item newline_to_br()
4163:
1.283 faziophi 4164: =item tidy_html()
4165:
1.257 jms 4166: =item generate_preview_button()
4167:
4168: =item modify_attachments()
4169:
4170: =item process_attachments()
4171:
4172: =item generate_attachments_button()
4173:
4174: =item extract_attachments()
4175:
4176: =item construct_attachmenturl()
4177:
4178: =item add_blog_checkbox()
4179:
4180: =item has_discussion()
4181:
4182: =item sort_filter_names()
4183:
4184: =item handler()
4185:
4186: =item blocked_reply_or_edit()
4187:
4188: =item wrap_symb()
4189:
4190: =item dewrapper()
4191:
4192: =item get_feedurl()
4193:
4194: =item get_feedurl_and_clean_symb()
4195:
4196: =item editing_allowed()
4197:
4198: =item check_group_priv()
4199:
4200: =item group_args()
4201:
4202: =item get_resource_title()
4203:
4204: =back
4205:
1.258 bisitz 4206: =cut
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