Annotation of loncom/interface/lonfeedback.pm, revision 1.273.4.3
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.273.4.3! raeburn 4: # $Id: lonfeedback.pm,v 1.273.4.2 2010/01/24 02:39:35 raeburn Exp $
1.19 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.77 www 28: ###
1.7 albertel 29:
1.1 www 30: package Apache::lonfeedback;
31:
32: use strict;
33: use Apache::Constants qw(:common);
1.3 www 34: use Apache::lonmsg();
1.9 albertel 35: use Apache::loncommon();
1.33 www 36: use Apache::lontexconvert();
1.86 www 37: use Apache::lonlocal; # must not have ()
1.157 albertel 38: use Apache::lonnet;
1.86 www 39: use Apache::lonhtmlcommon();
1.128 raeburn 40: use Apache::lonnavmaps;
1.130 albertel 41: use Apache::lonenc();
1.175 www 42: use Apache::lonrss();
1.112 raeburn 43: use HTML::LCParser();
1.106 www 44: use Apache::lonspeller();
1.208 raeburn 45: use Apache::longroup;
1.116 raeburn 46: use Cwd;
1.204 www 47: use LONCAPA;
1.54 www 48:
1.92 albertel 49: sub discussion_open {
1.122 raeburn 50: my ($status,$symb)=@_;
1.249 albertel 51: if ($env{'request.role.adv'}) { return 1; }
1.92 albertel 52: if (defined($status) &&
53: !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
1.77 www 54: || $status eq 'OPEN')) {
1.92 albertel 55: return 0;
1.75 albertel 56: }
1.122 raeburn 57: my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
1.89 albertel 58: if (defined($close) && $close ne '' && $close < time) {
1.92 albertel 59: return 0;
1.89 albertel 60: }
1.92 albertel 61: return 1;
62: }
63:
64: sub discussion_visible {
65: my ($status)=@_;
66: if (not &discussion_open($status)) {
67: my $hidden=&Apache::lonnet::EXT('resource.0.discusshide');
68: if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) {
1.157 albertel 69: if (!$env{'request.role.adv'}) { return 0; }
1.92 albertel 70: }
71: }
72: return 1;
1.90 albertel 73: }
1.84 raeburn 74:
1.90 albertel 75: sub list_discussion {
1.208 raeburn 76: my ($mode,$status,$ressymb,$imsextras,$group)=@_;
1.232 raeburn 77: unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); }
78: unless ($ressymb) { return ''; }
79: $ressymb=&wrap_symb($ressymb);
1.157 albertel 80: my $outputtarget=$env{'form.grade_target'};
81: if (defined($env{'form.export'})) {
82: if($env{'form.export'}) {
1.116 raeburn 83: $outputtarget = 'export';
84: }
1.140 raeburn 85: }
1.147 raeburn 86: if (defined($imsextras)) {
87: if ($$imsextras{'caller'} eq 'imsexport') {
88: $outputtarget = 'export';
89: }
90: }
1.232 raeburn 91: if (not &discussion_visible($status)) {
92: if ($mode ne 'board') {
1.233 raeburn 93: &Apache::lonenc::check_encrypt(\$ressymb);
1.250 albertel 94: return '<br />'.&send_message_link($ressymb);
1.232 raeburn 95: }
96: }
1.208 raeburn 97: if ($group ne '' && $mode eq 'board') {
98: if (&check_group_priv($group,'vgb') ne 'ok') {
99: return '';
100: }
101: }
1.219 raeburn 102:
1.235 raeburn 103: my ($blocked,$blocktext) =
104: &Apache::loncommon::blocking_status('boards');
1.223 raeburn 105: if ($blocked) {
1.234 raeburn 106: &Apache::lonenc::check_encrypt(\$ressymb);
1.232 raeburn 107: if ($mode ne 'board') {
1.234 raeburn 108: $blocktext.='<br />'.&send_message_link($ressymb);
1.232 raeburn 109: }
1.234 raeburn 110: return $blocktext;
1.223 raeburn 111: }
112:
1.270 www 113: my @bgcols = ("LC_disc_old_item","LC_disc_new_item");
1.57 www 114: my $discussiononly=0;
115: if ($mode eq 'board') { $discussiononly=1; }
1.157 albertel 116: unless ($env{'request.course.id'}) { return ''; }
117: my $crs='/'.$env{'request.course.id'};
118: my $cid=$env{'request.course.id'};
119: if ($env{'request.course.sec'}) {
120: $crs.='_'.$env{'request.course.sec'};
1.143 raeburn 121: }
1.55 www 122: $crs=~s/\_/\//g;
1.133 albertel 123: my $encsymb=&Apache::lonenc::check_encrypt($ressymb);
124: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
1.168 albertel 125: && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/));
1.133 albertel 126:
1.100 raeburn 127: my %usernamesort = ();
128: my %namesort =();
129: my %subjectsort = ();
1.133 albertel 130:
1.80 raeburn 131: # Get discussion display settings for this discussion
132: my $lastkey = $ressymb.'_lastread';
133: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 134: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 135: my $visitkey = $ressymb.'_visit';
1.84 raeburn 136: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 137: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 138: my $toggkey = $ressymb.'_readtoggle';
139: my $readkey = $ressymb.'_read';
1.139 albertel 140: $ressymb=$encsymb;
1.169 albertel 141: 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 142: my %discinfo = ();
1.80 raeburn 143: my $showonlyunread = 0;
1.111 raeburn 144: my $showunmark = 0;
1.84 raeburn 145: my $markondisp = 0;
1.79 raeburn 146: my $prevread = 0;
1.81 raeburn 147: my $previous = 0;
1.80 raeburn 148: my $visit = 0;
149: my $newpostsflag = 0;
1.221 raeburn 150: my @posters = split(/\&/,$dischash{$userpickkey});
1.80 raeburn 151:
1.81 raeburn 152: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.208 raeburn 153: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']);
1.157 albertel 154: my $sortposts = $env{'form.sortposts'};
155: my $statusfilter = $env{'form.statusfilter'};
1.209 albertel 156: my @sectionpick = split(/,/,$env{'form.sectionpick'});
157: my @grouppick = split(/,/,$env{'form.grouppick'});
158: my @rolefilter = split(/,/,$env{'form.rolefilter'});
1.208 raeburn 159:
1.157 albertel 160: my $totposters = $env{'form.totposters'};
161: $previous = $env{'form.previous'};
1.80 raeburn 162: if ($previous > 0) {
163: $prevread = $previous;
164: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 165: unless ($dischash{$lastkey} eq '') {
166: $prevread = $dischash{$lastkey};
167: }
1.80 raeburn 168: }
1.79 raeburn 169:
1.208 raeburn 170: my $cdom = $env{'course.'.$cid.'.domain'};
171: my $cnum = $env{'course.'.$cid.'.num'};
1.273.4.2 raeburn 172: my $crstype = &Apache::loncommon::course_type();
173:
1.208 raeburn 174:
1.108 raeburn 175: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 176: my %roleshash = ();
177: my %roleinfo = ();
1.208 raeburn 178: my ($classgroups,$studentgroups);
1.157 albertel 179: if ($env{'form.rolefilter'}) {
1.208 raeburn 180: %roleshash = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
1.221 raeburn 181: foreach my $rolekey (keys(%roleshash)) {
182: my ($role,$uname,$udom,$sec) = split(/:/,$rolekey);
1.144 raeburn 183: if ($role =~ /^cr/) {
184: $role = 'cr';
185: }
1.221 raeburn 186: my ($end,$start) = split(/:/,$roleshash{$rolekey});
1.101 raeburn 187: my $now = time;
188: my $status = 'Active';
189: if (($now < $start) || ($end > 0 && $now > $end)) {
190: $status = 'Expired';
191: }
1.144 raeburn 192: if ($uname && $udom) {
1.221 raeburn 193: push(@{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status);
1.144 raeburn 194: }
1.101 raeburn 195: }
1.208 raeburn 196: my ($classlist,$keylist) =
197: &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.101 raeburn 198: my $sec_index = &Apache::loncoursedata::CL_SECTION();
199: my $status_index = &Apache::loncoursedata::CL_STATUS();
200: while (my ($student,$data) = each %$classlist) {
201: my ($section,$status) = ($data->[$sec_index],
202: $data->[$status_index]);
1.221 raeburn 203: push(@{$roleinfo{$student}}, 'st:'.$section.':'.$status);
1.101 raeburn 204: }
1.208 raeburn 205: ($classgroups,$studentgroups) =
1.214 albertel 206: &Apache::loncoursedata::get_group_memberships($classlist,$keylist,
207: $cdom,$cnum);
1.101 raeburn 208: }
209:
1.84 raeburn 210: # Get discussion display default settings for user
1.157 albertel 211: if ($env{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 212: $showonlyunread = 1;
213: }
1.157 albertel 214: if ($env{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 215: $markondisp = 1;
216: }
217:
218: # Override user's default if user specified display setting for this discussion
219: if (defined($dischash{$ondispkey})) {
1.123 raeburn 220: unless ($dischash{$ondispkey} eq '') {
221: $markondisp = $dischash{$ondispkey};
222: }
1.84 raeburn 223: }
224: if ($markondisp) {
225: $discinfo{$lastkey} = time;
226: }
1.83 raeburn 227:
1.80 raeburn 228: if (defined($dischash{$showkey})) {
1.123 raeburn 229: unless ($dischash{$showkey} eq '') {
230: $showonlyunread = $dischash{$showkey};
231: }
1.80 raeburn 232: }
233:
1.111 raeburn 234: if (defined($dischash{$markkey})) {
1.123 raeburn 235: unless ($dischash{$markkey} eq '') {
236: $showunmark = $dischash{$markkey};
237: }
1.111 raeburn 238: }
239:
1.80 raeburn 240: if (defined($dischash{$visitkey})) {
1.123 raeburn 241: unless ($dischash{$visitkey} eq '') {
242: $visit = $dischash{$visitkey};
243: }
1.78 raeburn 244: }
1.80 raeburn 245: $visit ++;
1.78 raeburn 246:
1.208 raeburn 247: my $seeid;
248: if (($group ne '') && ($mode eq 'board') &&
249: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
250: if (&check_group_priv($group,'dgp') eq 'ok') {
251: $seeid = 1;
252: }
253: } else {
254: $seeid=&Apache::lonnet::allowed('rin',$crs);
255: }
1.68 www 256: my @discussionitems=();
1.101 raeburn 257: my %shown = ();
258: my @posteridentity=();
1.116 raeburn 259:
260: my $current=0;
1.67 www 261: my $visible=0;
1.68 www 262: my @depth=();
1.116 raeburn 263: my @replies = ();
1.68 www 264: my %alldiscussion=();
1.116 raeburn 265: my %imsitems=();
266: my %imsfiles=();
1.80 raeburn 267: my %notshown = ();
1.84 raeburn 268: my %newitem = ();
1.68 www 269: my $maxdepth=0;
1.173 www 270: my %anonhash=();
271: my $anoncnt=0;
1.69 www 272: my $target='';
1.157 albertel 273: unless ($env{'browser.interface'} eq 'textual' ||
274: $env{'environment.remote'} eq 'off' ) {
1.69 www 275: $target='target="LONcom"';
276: }
1.111 raeburn 277:
1.79 raeburn 278: my $now = time;
1.80 raeburn 279: $discinfo{$visitkey} = $visit;
280:
1.169 albertel 281: &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});
1.208 raeburn 282: &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 283:
1.67 www 284: my $discussion='';
1.116 raeburn 285: my $manifestfile;
286: my $manifestok=0;
287: my $tempexport;
288: my $imsresources;
289: my $copyresult;
1.84 raeburn 290:
291: my $function = &Apache::loncommon::get_users_function();
292: my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 293: $env{'user.domain'});
1.84 raeburn 294: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 295: 'cuse' => 'Current discussion settings',
1.84 raeburn 296: 'allposts' => 'All posts',
297: 'unread' => 'New posts only',
1.111 raeburn 298: 'unmark' => 'Unread only',
1.84 raeburn 299: 'ondisp' => 'Once displayed',
1.111 raeburn 300: 'onmark' => 'Once marked not NEW',
301: 'toggoff' => 'Off',
302: 'toggon' => 'On',
1.84 raeburn 303: 'disa' => 'Posts to be displayed',
304: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 305: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 306: 'chgt' => 'Change',
307: 'disp' => 'Display',
308: 'nolo' => 'Not new',
1.111 raeburn 309: 'togg' => 'Toggle read/unread',
1.220 raeburn 310: 'aner' => 'An error occurred opening the manifest file.',
311: 'difo' => 'Discussion for',
312: 'aerr' => 'An error occurred opening the export file for posting',
313: 'aysu' => 'Are you sure you want to delete this post?',
314: 'dpwn' => 'Deleted posts will no longer be visible to you and other students',
315: 'bwco' => 'but will continue to be visible to your instructor',
316: 'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
1.84 raeburn 317: );
318:
319: my $currdisp = $lt{'allposts'};
320: my $currmark = $lt{'onmark'};
1.111 raeburn 321: my $currtogg = $lt{'toggoff'};
1.84 raeburn 322: my $dispchange = $lt{'unread'};
323: my $markchange = $lt{'ondisp'};
1.111 raeburn 324: my $toggchange = $lt{'toggon'};
1.97 raeburn 325: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 326: my $displinkA = 'onlyunread';
327: my $displinkB = 'onlyunmark';
1.97 raeburn 328: my $marklink = 'markondisp';
1.111 raeburn 329: my $togglink = 'toggon';
1.84 raeburn 330:
331: if ($markondisp) {
332: $currmark = $lt{'ondisp'};
333: $markchange = $lt{'onmark'};
1.97 raeburn 334: $marklink = 'markonread';
1.84 raeburn 335: }
336:
337: if ($showonlyunread) {
338: $currdisp = $lt{'unread'};
339: $dispchange = $lt{'allposts'};
1.111 raeburn 340: $displinkA = 'allposts';
1.84 raeburn 341: }
1.111 raeburn 342:
343: if ($showunmark) {
344: $currdisp = $lt{'unmark'};
345: $dispchange = $lt{'unmark'};
346: $displinkA='allposts';
347: $displinkB='onlyunread';
348: $showonlyunread = 0;
349: }
350:
351: if ($dischash{$toggkey}) {
352: $currtogg = $lt{'toggon'};
353: $toggchange = $lt{'toggoff'};
354: $togglink = 'toggoff';
355: }
1.97 raeburn 356:
1.111 raeburn 357: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 358:
359: if ($newpostsflag) {
1.97 raeburn 360: $chglink .= '&previous='.$prevread;
1.84 raeburn 361: }
1.211 albertel 362: $chglink.=&group_args($group);
1.84 raeburn 363:
1.67 www 364: if ($visible) {
1.80 raeburn 365: # Print the discusssion
1.116 raeburn 366: if ($outputtarget eq 'tex') {
1.156 albertel 367: $discussion.='<tex>{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
1.116 raeburn 368: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
369: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
370: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
1.156 albertel 371: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}</tex>';
1.116 raeburn 372: } elsif ($outputtarget eq 'export') {
373: # Create temporary directory if this is an export
374: my $now = time;
1.147 raeburn 375: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
376: $tempexport = $$imsextras{'tempexport'};
377: if (!-e $tempexport) {
378: mkdir($tempexport,0700);
379: }
380: $tempexport .= '/'.$$imsextras{'count'};
381: if (!-e $tempexport) {
382: mkdir($tempexport,0700);
383: }
384: } else {
385: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
386: if (!-e $tempexport) {
387: mkdir($tempexport,0700);
388: }
389: $tempexport .= '/'.$now;
390: if (!-e $tempexport) {
391: mkdir($tempexport,0700);
392: }
1.157 albertel 393: $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
1.116 raeburn 394: }
395: if (!-e $tempexport) {
396: mkdir($tempexport,0700);
397: }
398: # open manifest file
399: my $manifest = '/imsmanifest.xml';
400: my $manifestfilename = $tempexport.$manifest;
401: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
402: $manifestok=1;
403: print $manifestfile qq|
404: <?xml version="1.0" encoding="UTF-8"?>
405: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
406: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
407: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
408: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
409: <organizations default="$ressymb">
410: <organization identifier="$ressymb">
1.220 raeburn 411: <title>$lt{'difo'} $ressymb</title>\n|;
1.116 raeburn 412: } else {
1.220 raeburn 413: $discussion .= $lt{'aner'}.'<br />';
1.116 raeburn 414: }
415: } else {
1.97 raeburn 416: my $colspan=$maxdepth+1;
1.102 raeburn 417: $discussion.= qq|
418: <script>
1.219 raeburn 419: function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
1.102 raeburn 420: var symbparm = symb+':::'+idx
421: var prevparm = ""
422: if (newflag == 1) {
423: prevparm = "&previous="+previous
424: }
1.219 raeburn 425: if (caller == 'studentdelete') {
1.220 raeburn 426: if (confirm("$lt{'aysu'}\\n$lt{'dpwn'},\\n$lt{'bwco'}")) {
1.219 raeburn 427: document.location.href = "/adm/feedback?hide="+symbparm+prevparm+groupparm
428: }
429: } else {
430: if (caller == 'seeiddelete') {
1.220 raeburn 431: if (confirm("$lt{'aysu'}\\n$lt{'depo'}")) {
1.219 raeburn 432: document.location.href = "/adm/feedback?deldisc="+symbparm+prevparm+groupparm
433: }
434: }
435: }
1.102 raeburn 436: }
437: </script>
438: |;
1.270 www 439: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" >'.
440: "\n".'<table class="LC_discussion">';
1.222 raeburn 441: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
442: $newpostsflag,$group,
443: $prevread,$markondisp);
444: my $escsymb=&escape($ressymb);
1.220 raeburn 445: my $numhidden = keys(%notshown);
1.116 raeburn 446: if ($numhidden > 0) {
447: my $colspan = $maxdepth+1;
448: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.173 www 449: '<a href="/adm/feedback?allposts=1&symb='.$escsymb;
1.116 raeburn 450: if ($newpostsflag) {
451: $discussion .= '&previous='.$prevread;
452: }
1.211 albertel 453: $discussion .= &group_args($group);
1.116 raeburn 454: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 455: $numhidden.' ';
1.116 raeburn 456: if ($showunmark) {
457: $discussion .= &mt('posts previously marked read');
458: } else {
459: $discussion .= &mt('previously viewed posts');
460: }
461: $discussion .= '<br/></td></tr>';
1.111 raeburn 462: }
1.80 raeburn 463: }
1.100 raeburn 464:
465: # Choose sort mechanism
466: my @showposts = ();
467: if ($sortposts eq 'descdate') {
1.221 raeburn 468: @showposts = (sort { $b <=> $a } keys(%alldiscussion));
1.100 raeburn 469: } elsif ($sortposts eq 'thread') {
1.221 raeburn 470: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 471: } elsif ($sortposts eq 'subject') {
1.221 raeburn 472: foreach my $key (sort(keys(%subjectsort))) {
473: push(@showposts, @{$subjectsort{$key}});
1.100 raeburn 474: }
475: } elsif ($sortposts eq 'username') {
1.221 raeburn 476: foreach my $domain (sort(keys(%usernamesort))) {
477: foreach my $key (sort(keys(%{$usernamesort{$domain}}))) {
478: push(@showposts, @{$usernamesort{$domain}{$key}});
1.100 raeburn 479: }
480: }
481: } elsif ($sortposts eq 'lastfirst') {
1.221 raeburn 482: foreach my $last (sort(keys(%namesort))) {
483: foreach my $key (sort(keys(%{$namesort{$last}}))) {
484: push(@showposts, @{$namesort{$last}{$key}});
1.100 raeburn 485: }
486: }
487: } else {
1.221 raeburn 488: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 489: }
1.116 raeburn 490: my $currdepth = 0;
491: my $firstidx = $alldiscussion{$showposts[0]};
1.221 raeburn 492: foreach my $post (@showposts) {
1.157 albertel 493: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.221 raeburn 494: $alldiscussion{$post} = $post;
1.100 raeburn 495: }
1.221 raeburn 496: unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) {
1.117 albertel 497: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 498: $discussion.="\n<tr>";
499: }
1.221 raeburn 500: my $thisdepth=$depth[$alldiscussion{$post}];
1.117 albertel 501: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 502: for (1..$thisdepth) {
503: $discussion.='<td> </td>';
504: }
505: }
1.80 raeburn 506: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 507: if ($outputtarget eq 'tex') {
1.95 sakharuk 508: #cleanup block
1.221 raeburn 509: $discussionitems[$alldiscussion{$post}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
510: $discussionitems[$alldiscussion{$post}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
1.95 sakharuk 511: my $threadinsert='';
512: if ($thisdepth > 0) {
513: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
514: }
1.221 raeburn 515: $discussionitems[$alldiscussion{$post}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
516: $discussionitems[$alldiscussion{$post}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
517: $discussionitems[$alldiscussion{$post}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 518:
1.221 raeburn 519: $discussionitems[$alldiscussion{$post}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$post}];
520: $discussion.=$discussionitems[$alldiscussion{$post}];
1.116 raeburn 521: } elsif ($outputtarget eq 'export') {
1.221 raeburn 522: my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html';
1.116 raeburn 523: if ($manifestok) {
1.221 raeburn 524: if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) {
1.116 raeburn 525: print $manifestfile ' </item>'."\n";
526: }
1.221 raeburn 527: $currdepth = $depth[$alldiscussion{$post}];
1.116 raeburn 528: print $manifestfile "\n".
1.221 raeburn 529: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$post}.'" isvisible="'.
530: $imsitems{$alldiscussion{$post}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$post}.'">'.
531: '<title>'.$imsitems{$alldiscussion{$post}}{'title'}.'</title>';
1.116 raeburn 532: $imsresources .= "\n".
1.221 raeburn 533: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$post}.'" type="webcontent" href="'.$postfilename.'">'."\n".
1.146 raeburn 534: '<file href="'.$postfilename.'">'."\n".
1.221 raeburn 535: $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}."\n".
1.116 raeburn 536: '</resource>';
537: }
538: my $postingfile;
539: my $postingfilename = $tempexport.'/'.$postfilename;
540: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
541: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
1.221 raeburn 542: $imsitems{$alldiscussion{$post}}{'title'}.' '.
543: $imsitems{$alldiscussion{$post}}{'sender'}.
544: $imsitems{$alldiscussion{$post}}{'timestamp'}.'<br /><br />'.
545: $imsitems{$alldiscussion{$post}}{'message'}.'<br />'.
546: $imsitems{$alldiscussion{$post}}{'attach'}.'</body></html>'."\n";
1.116 raeburn 547: close($postingfile);
548: } else {
1.221 raeburn 549: $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'<br />';
1.116 raeburn 550: }
1.221 raeburn 551: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport);
1.116 raeburn 552: } else {
1.270 www 553: $discussion.='<td class="'.$bgcols[$newitem{$alldiscussion{$post}}].
1.221 raeburn 554: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$post}].
1.116 raeburn 555: '</td></tr>';
556: }
1.69 www 557: }
1.80 raeburn 558: }
1.116 raeburn 559: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 560: my $colspan=$maxdepth+1;
1.111 raeburn 561: $discussion .= <<END;
1.97 raeburn 562: <tr bgcolor="#FFFFFF">
1.270 www 563: <td colspan="$colspan" class="LC_disc_action_links_bar">
564: <table class="LC_disc_action_table">
1.97 raeburn 565: <tr>
566: <td align="left">
567: <table border="0" cellpadding="0" cellspacing="4">
568: <tr>
569: <td>
570: <font size="-1"><b>$lt{'cuse'}</b>:</td>
571: <td> </td>
1.111 raeburn 572: <td><font size="-1">
1.97 raeburn 573: END
574: if ($newpostsflag) {
575: $discussion .=
1.111 raeburn 576: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
577: if ($dischash{$toggkey}) {
578: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
579: }
1.97 raeburn 580: } else {
1.111 raeburn 581: if ($dischash{$toggkey}) {
582: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
583: } else {
584: $discussion .=
585: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
586: }
1.97 raeburn 587: }
588: $discussion .= <<END;
1.111 raeburn 589: </font></td>
1.97 raeburn 590: <td> </td>
1.144 raeburn 591: <td align="left">
1.111 raeburn 592: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</font></b>
593: </td>
1.97 raeburn 594: </tr>
595: </table>
596: </td>
1.111 raeburn 597: END
1.143 raeburn 598: if ($sortposts) {
599: my %sort_types = ();
600: my %role_types = ();
601: my %status_types = ();
1.273.4.2 raeburn 602: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.143 raeburn 603:
604: $discussion .= '<td><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
1.157 albertel 605: if (defined($env{'form.totposters'})) {
1.144 raeburn 606: $discussion .= &mt('Posts by').':';
1.143 raeburn 607: if ($totposters > 0) {
608: foreach my $poster (@posters) {
1.144 raeburn 609: $discussion .= ' '.$poster.',';
1.143 raeburn 610: }
1.144 raeburn 611: $discussion =~ s/,$//;
1.143 raeburn 612: } else {
613: $discussion .= &mt('None selected');
614: }
615: } else {
616: my $filterchoice ='';
617: if (@sectionpick > 0) {
1.157 albertel 618: $filterchoice = '<i>'.&mt('sections').'</i>- '.$env{'form.sectionpick'};
1.143 raeburn 619: $filterchoice .= ' ';
620: }
1.208 raeburn 621: if (@grouppick > 0) {
622: $filterchoice = '<i>'.&mt('groups').'</i>- '.$env{'form.grouppick'};
623: $filterchoice .= ' ';
624: }
1.143 raeburn 625: if (@rolefilter > 0) {
1.144 raeburn 626: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.221 raeburn 627: foreach my $role (@rolefilter) {
628: $filterchoice .= ' '.$role_types{$role}.',';
1.143 raeburn 629: }
1.144 raeburn 630: $filterchoice =~ s/,$//;
1.259 raeburn 631: $filterchoice .= '<br />'.(' ' x8);
1.143 raeburn 632: }
633: if ($statusfilter) {
634: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
635: }
636: if ($filterchoice) {
637: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
638: }
639: $discussion .= '</font></td>';
640: }
641: }
1.111 raeburn 642: if ($dischash{$toggkey}) {
1.247 albertel 643: my $storebutton = &mt('Save read/unread changes');
1.111 raeburn 644: $discussion.='<td align="right">'.
1.269 bisitz 645: '<input type="hidden" name="discsymb" value="'.$ressymb.'" />'."\n".
1.111 raeburn 646: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
1.269 bisitz 647: ' onClick="this.form.submit();" />'."\n".
1.111 raeburn 648: '</td>';
649: }
650: $discussion .= (<<END);
1.97 raeburn 651: </tr>
652: </table>
653: </td>
654: </tr>
1.222 raeburn 655: END
656: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
657: $newpostsflag,$group,
658: $prevread,$markondisp);
659: $discussion .= "
1.97 raeburn 660: </table>
1.222 raeburn 661: <br /><br /></form>\n";
1.114 sakharuk 662: }
1.116 raeburn 663: if ($outputtarget eq 'export') {
664: if ($manifestok) {
665: while ($currdepth > 0) {
666: print $manifestfile " </item>\n";
667: $currdepth --;
668: }
669: print $manifestfile qq|
670: </organization>
671: </organizations>
672: <resources>
673: $imsresources
674: </resources>
675: </manifest>
676: |;
677: close($manifestfile);
1.147 raeburn 678: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
679: $discussion = $copyresult;
680: } else {
1.116 raeburn 681:
682: #Create zip file in prtspool
683:
1.147 raeburn 684: my $imszipfile = '/prtspool/'.
1.157 albertel 685: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.147 raeburn 686: time.'_'.rand(1000000000).'.zip';
687: my $cwd = &getcwd();
688: my $imszip = '/home/httpd/'.$imszipfile;
689: chdir $tempexport;
690: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
691: close(OUTPUT);
692: chdir $cwd;
1.220 raeburn 693: $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','<a href="'.$imszipfile.'">').'</a><br />';
1.147 raeburn 694: if ($copyresult) {
1.220 raeburn 695: $discussion .= &mt('The following errors occurred during export').' - <br />'.$copyresult;
1.147 raeburn 696: }
1.116 raeburn 697: }
698: } else {
1.220 raeburn 699: $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 700: }
701: return $discussion;
702: }
1.54 www 703: }
704: if ($discussiononly) {
1.108 raeburn 705: my $now = time;
706: my $attachnum = 0;
1.213 raeburn 707: my $currnewattach = [];
708: my $currdelold = [];
1.108 raeburn 709: my $comment = '';
710: my $subject = '';
1.157 albertel 711: if ($env{'form.origpage'}) {
1.108 raeburn 712: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.204 www 713: $subject = &unescape($env{'form.subject'});
714: $comment = &unescape($env{'form.comment'});
1.108 raeburn 715: my @keepold = ();
1.208 raeburn 716: &process_attachments($currnewattach,$currdelold,\@keepold);
717: if (@{$currnewattach} > 0) {
718: $attachnum += @{$currnewattach};
1.108 raeburn 719: }
720: }
1.122 raeburn 721: if (&discussion_open($status)) {
1.208 raeburn 722: if (($group ne '') && ($mode eq 'board')) {
723: if (&check_group_priv($group,'pgd') eq 'ok') {
724: $discussion .=
1.210 albertel 725: &postingform_display($mode,$ressymb,$now,$subject,
726: $comment,$outputtarget,$attachnum,
727: $currnewattach,$currdelold,
1.273.4.2 raeburn 728: $group,$crstype);
1.108 raeburn 729: }
1.208 raeburn 730: } else {
731: $discussion.=
1.210 albertel 732: &postingform_display($mode,$ressymb,$now,$subject,
733: $comment,$outputtarget,$attachnum,
1.273.4.2 raeburn 734: $currnewattach,$currdelold,'',$crstype);
1.208 raeburn 735: }
1.95 sakharuk 736: }
1.140 raeburn 737: } else {
1.251 albertel 738: $discussion.='<div class="LC_feedback_link">';
1.140 raeburn 739: if (&discussion_open($status) &&
740: &Apache::lonnet::allowed('pch',
1.157 albertel 741: $env{'request.course.id'}.
742: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.95 sakharuk 743: if ($outputtarget ne 'tex') {
1.251 albertel 744: $discussion.= &send_feedback_link($ressymb,$target);
1.190 www 745: }
1.100 raeburn 746: }
1.232 raeburn 747: if ($outputtarget ne 'tex') {
748: $discussion.= &send_message_link($ressymb);
749: }
1.252 bisitz 750: $discussion.='</div>';
1.74 www 751: }
1.114 sakharuk 752: return $discussion;
1.54 www 753: }
1.1 www 754:
1.232 raeburn 755: sub send_feedback_link {
756: my ($ressymb,$target) = @_;
757: my $output = '<span class="LC_feedback_link">'.
758: ' <a href="/adm/feedback?replydisc='.
759: &escape($ressymb).':::" '.$target.'>'.
760: '<img alt="" src="'.
761: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').
762: '" border="0" />'.&mt('Post Discussion').'</a></span>';
763: return $output;
764: }
765:
766: sub send_message_link {
767: my ($ressymb) = @_;
1.251 albertel 768: my $output = '<span class="LC_message_link">'.
1.232 raeburn 769: ' <a href="/adm/feedback?sendmessageonly=1&symb='.
770: &escape($ressymb).'"><img alt="" src="'.
1.266 weissno 771: &Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').
1.272 bisitz 772: '" border="0" />'.&mt('Send Feedback').'</a></span>';
1.232 raeburn 773: return $output;
774: }
775:
1.222 raeburn 776: sub action_links_bar {
777: my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;
1.270 www 778: my $discussion = '<tr><td class="LC_disc_action_links_bar" colspan="'.$colspan.'">'.
1.273.4.1 raeburn 779: '<table width="100%" class="LC_disc_action_table"><tr>'.
780: '<td class="LC_disc_action_left">';
1.222 raeburn 781: my $escsymb=&escape($ressymb);
782: if ($visible>2) {
1.273.4.1 raeburn 783: $discussion .= '<a href="/adm/feedback?cmd=threadedon&symb='.$escsymb;
1.222 raeburn 784: if ($newpostsflag) {
785: $discussion .= '&previous='.$prevread;
786: }
787: $discussion .= &group_args($group);
788: $discussion .='">'.&mt('Threaded View').'</a> '.
789: '<a href="/adm/feedback?cmd=threadedoff&symb='.$escsymb;
790: if ($newpostsflag) {
791: $discussion .= '&previous='.$prevread;
792: }
793: $discussion .= &group_args($group);
794: $discussion .='">'.&mt('Chronological View').'</a>
1.271 bisitz 795: <a href="/adm/feedback?cmd=sortfilter&symb='.$escsymb;
1.222 raeburn 796: if ($newpostsflag) {
797: $discussion .= '&previous='.$prevread;
798: }
799: $discussion .= &group_args($group);
1.259 raeburn 800: $discussion .='">'.&mt('Sorting/Filtering options').'</a>'.(' ' x2);
1.222 raeburn 801: }
1.271 bisitz 802: $discussion .='<a href="/adm/feedback?export='.$escsymb;
1.222 raeburn 803: if ($newpostsflag) {
804: $discussion .= '&previous='.$prevread;
805: }
806: $discussion .= &group_args($group);
807: $discussion .= '">'.&mt('Export').'?</a> </td>';
808: if ($newpostsflag) {
809: if (!$markondisp) {
1.270 www 810: $discussion .='<td class="LC_disc_action_right"><a href="/adm/preferences?action=changediscussions';
1.222 raeburn 811: $discussion .= &group_args($group);
812: $discussion .= '">'.
813: &mt('Preferences on what is marked as NEW').
814: '</a><br /><a href="/adm/feedback?markread=1&symb='.$escsymb;
815: $discussion .= &group_args($group);
816: $discussion .= '">'.&mt('Mark NEW posts no longer new').'</a>';
817: } else {
818: $discussion .= '<td> </td>';
819: }
820: } else {
821: $discussion .= '<td> </td>';
822: }
823: $discussion .= '</tr></table></td></tr>';
824: return $discussion;
825: }
826:
1.208 raeburn 827: sub postingform_display {
828: my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum,
1.273.4.2 raeburn 829: $currnewattach,$currdelold,$group,$crstype) = @_;
1.208 raeburn 830: my $newattachmsg;
1.220 raeburn 831: my %lt = &Apache::lonlocal::texthash(
832: 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty',
833: 'title' => 'Title',
834: 'podi' => 'Post Discussion',
835: 'poan' => 'Post Anonymous Discussion',
836: 'newa' => 'New attachments',
837: );
1.273.4.2 raeburn 838: if ($crstype eq 'Community') {
839: $lt{'note'} = &mt('Note: in anonymous discussion, your name is visible only to community facilitators');
840: }
1.208 raeburn 841: my $postingform = (<<ENDDISCUSS);
1.220 raeburn 842: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data"> <input type="submit" name="discuss" value="$lt{'podi'}" />
843: <input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />
1.208 raeburn 844: <input type="hidden" name="sendit" value="true" />
845: <input type="hidden" name="timestamp" value="$now" />
846: <br /><a name="newpost"></a>
1.220 raeburn 847: <font size="1">$lt{'note'}</font><br />
848: <b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
1.208 raeburn 849: <textarea name="comment" cols="80" rows="14" wrap="hard">$comment</textarea>
850: ENDDISCUSS
851: if ($env{'form.origpage'}) {
852: $postingform .= '<input type="hidden" name="origpage" value="'.
853: $env{'form.origpage'}.'" />'."\n";
854: foreach my $att (@{$currnewattach}) {
855: $postingform .= '<input type="hidden" name="currnewattach" '.
856: 'value="'.$att.'" />'."\n";
857: }
858: }
859: if (exists($env{'form.ref'})) {
860: $postingform .= '<input type="hidden" name="ref" value="'.
861: $env{'form.ref'}.'" />';
862: }
863: if ($group ne '') {
864: $postingform .='<input type="hidden" name="group" value="'.$group.'" />';
865: }
1.235 raeburn 866: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 867: if (!$blockblog) {
1.273.4.2 raeburn 868: $postingform .= &add_blog_checkbox($crstype);
1.224 raeburn 869: }
1.208 raeburn 870: $postingform .= "</form>\n";
871: if ($outputtarget ne 'tex') {
872: $postingform .= &generate_attachments_button('',$attachnum,$ressymb,
873: $now,$currnewattach,
1.224 raeburn 874: $currdelold,'',$mode,
875: $blockblog);
1.208 raeburn 876: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 877: $newattachmsg = '<br /><b>'.$lt{'newa'}.'</b><br />';
1.208 raeburn 878: if (@{$currnewattach} > 1) {
879: $newattachmsg .= '<ol>';
880: foreach my $item (@{$currnewattach}) {
881: $item =~ m#.*/([^/]+)$#;
882: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
883: }
884: $newattachmsg .= '</ol>'."\n";
885: } else {
886: $$currnewattach[0] =~ m#.*/([^/]+)$#;
887: $newattachmsg .= '<a href="'.$$currnewattach[0].'">'.$1.'</a><br />'."\n";
888: }
889: }
890: $postingform .= $newattachmsg;
891: $postingform .= &generate_preview_button();
892: }
893: return $postingform;
894: }
895:
1.116 raeburn 896: sub build_posting_display {
1.208 raeburn 897: 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 898: my @original=();
899: my @index=();
1.210 albertel 900: my $skip_group_check = 0;
1.133 albertel 901: my $symb=&Apache::lonenc::check_decrypt($ressymb);
1.204 www 902: my $escsymb=&escape($ressymb);
1.157 albertel 903: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
904: $env{'course.'.$env{'request.course.id'}.'.domain'},
905: $env{'course.'.$env{'request.course.id'}.'.num'});
1.116 raeburn 906:
1.248 albertel 907: my $see_anonymous =
908: &Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
909:
1.210 albertel 910: if ((@{$grouppick} == 0) || (grep(/^all$/,@{$grouppick}))) {
911: $skip_group_check = 1;
1.208 raeburn 912: }
1.116 raeburn 913: if ($contrib{'version'}) {
914: my $oldest = $contrib{'1:timestamp'};
915: if ($prevread eq '0') {
916: $prevread = $oldest-1;
917: }
1.143 raeburn 918: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
919: if ($sortposts) {
1.208 raeburn 920: ($skiptest,$roleregexp,$secregexp,$statusregexp) =
921: &filter_regexp($rolefilter,$sectionpick,$statusfilter);
1.143 raeburn 922: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
923: }
1.116 raeburn 924: for (my $id=1;$id<=$contrib{'version'};$id++) {
925: my $idx=$id;
926: my $posttime = $contrib{$idx.':timestamp'};
927: if ($prevread <= $posttime) {
928: $$newpostsflag = 1;
929: }
930: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
931: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
932: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
933: my $origindex='0.';
934: my $numoldver=0;
935: if ($contrib{$idx.':replyto'}) {
1.157 albertel 936: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 937: # this is a follow-up message
938: $original[$idx]=$original[$contrib{$idx.':replyto'}];
939: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
940: $origindex=$index[$contrib{$idx.':replyto'}];
941: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
942: } else {
943: $original[$idx]=0;
944: $$depth[$idx]=0;
945: }
946: } else {
947: # this is an original message
948: $original[$idx]=0;
949: $$depth[$idx]=0;
950: }
951: if ($$replies[$$depth[$idx]]) {
952: $$replies[$$depth[$idx]]++;
953: } else {
954: $$replies[$$depth[$idx]]=1;
955: }
956: unless ((($hidden) && (!$seeid)) || ($deleted)) {
957: $$visible++;
958: if ($contrib{$idx.':history'}) {
959: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 960: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 961: $numoldver = @oldversions;
962: } else {
963: $numoldver = 1;
964: }
965: }
966: $$current = $numoldver;
967: my %messages = ();
968: my %subjects = ();
969: my %attachtxt = ();
970: my %allattachments = ();
971: my ($screenname,$plainname);
972: my $sender = &mt('Anonymous');
1.173 www 973: # Anonymous users getting number within a discussion
974: # Since idx is in static order, this should give the same sequence every time.
975: my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'};
976: unless ($$anonhash{$key}) {
977: $anoncnt++;
978: $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
979: }
1.116 raeburn 980: my ($message,$subject,$vgrlink,$ctlink);
981: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
982:
983:
984: # Set up for sorting by subject
985: unless ($outputtarget eq 'export') {
986: $message=$messages{$numoldver};
987: $message.=$attachtxt{$numoldver};
988: $subject=$subjects{$numoldver};
989: if ($message) {
990: if ($hidden) {
991: $message='<font color="#888888">'.$message.'</font>';
992: if ($studenthidden) {
993: $message .='<br /><br />Deleted by poster (student).';
994: }
995: }
996:
997: if ($subject eq '') {
998: if (defined($$subjectsort{'__No subject'})) {
1.221 raeburn 999: push(@{$$subjectsort{'__No subject'}}, $idx);
1.116 raeburn 1000: } else {
1001: @{$$subjectsort{'__No subject'}} = ("$idx");
1002: }
1003: } else {
1004: if (defined($$subjectsort{$subject})) {
1.221 raeburn 1005: push(@{$$subjectsort{$subject}}, $idx);
1.116 raeburn 1006: } else {
1007: @{$$subjectsort{$subject}} = ("$idx");
1008: }
1009: }
1.248 albertel 1010: if (!$contrib{$idx.':anonymous'} || $see_anonymous) {
1.116 raeburn 1011: $sender=&Apache::loncommon::aboutmewrapper(
1012: $plainname,
1013: $contrib{$idx.':sendername'},
1014: $contrib{$idx.':senderdomain'}).' ('.
1.254 bisitz 1015: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1016: $contrib{$idx.':senderdomain'}.')';
1017: if ($contrib{$idx.':anonymous'}) {
1.173 www 1018: $sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
1.116 raeburn 1019: $screenname;
1020: }
1.248 albertel 1021: if ($see_anonymous) {
1022: $sender.=&Apache::loncommon::student_image_tag($contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1023: }
1.116 raeburn 1024: # Set up for sorting by domain, then username
1025: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
1026: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
1027: }
1028: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
1.221 raeburn 1029: push(@{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx);
1.116 raeburn 1030: } else {
1031: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
1032: }
1033: # Set up for sorting by last name, then first name
1034: my %names = &Apache::lonnet::get('environment',
1035: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
1036: ,$contrib{$idx.':sendername'});
1037: my $lastname = $names{'lastname'};
1038: my $firstname = $names{'firstname'};
1039: if ($lastname eq '') {
1040: $lastname = '_';
1041: }
1042: if ($firstname eq '') {
1043: $firstname = '_';
1044: }
1045: unless (defined($$namesort{$lastname})) {
1046: %{$$namesort{$lastname}} = ();
1047: }
1048: if (defined($$namesort{$lastname}{$firstname})) {
1.221 raeburn 1049: push(@{$$namesort{$lastname}{$firstname}}, $idx);
1.116 raeburn 1050: } else {
1051: @{$$namesort{$lastname}{$firstname}} = ("$idx");
1052: }
1.208 raeburn 1053: if (&editing_allowed($escsymb.':::'.$idx,$group)) {
1.157 albertel 1054: if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
1.116 raeburn 1055: $sender.=' <a href="/adm/feedback?editdisc='.
1.173 www 1056: $escsymb.':::'.$idx;
1.179 raeburn 1057: if ($$newpostsflag) {
1.116 raeburn 1058: $sender .= '&previous='.$prevread;
1059: }
1.211 albertel 1060: $sender .= &group_args($group);
1.208 raeburn 1061: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
1062:
1.116 raeburn 1063: unless ($seeid) {
1.219 raeburn 1064: my $grpargs = &group_args($group);
1065: $sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
1.116 raeburn 1066: $sender .= '">'.&mt('Delete').'</a>';
1067: }
1068: }
1069: }
1070: if ($seeid) {
1071: if ($hidden) {
1072: unless ($studenthidden) {
1073: $sender.=' <a href="/adm/feedback?unhide='.
1.173 www 1074: $escsymb.':::'.$idx;
1.179 raeburn 1075: if ($$newpostsflag) {
1076: $sender .= '&previous='.$prevread;
1.116 raeburn 1077: }
1078: $sender .= '">'.&mt('Make Visible').'</a>';
1079: }
1080: } else {
1081: $sender.=' <a href="/adm/feedback?hide='.
1.173 www 1082: $escsymb.':::'.$idx;
1.179 raeburn 1083: if ($$newpostsflag) {
1.116 raeburn 1084: $sender .= '&previous='.$prevread;
1085: }
1.211 albertel 1086: $sender .= &group_args($group);
1.116 raeburn 1087: $sender .= '">'.&mt('Hide').'</a>';
1.219 raeburn 1088: }
1089: my $grpargs = &group_args($group);
1090: $sender.=
1091: " <a href=\"javascript:verifydelete('seeiddelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')\">";
1092: $sender .= &mt('Delete').'</a>';
1.116 raeburn 1093: }
1094: } else {
1095: if ($screenname) {
1096: $sender='<i>'.$screenname.'</i>';
1.173 www 1097: } else {
1098: $sender='<i>'.$$anonhash{$key}.'</i>';
1.116 raeburn 1099: }
1100: # Set up for sorting by domain, then username for anonymous
1101: unless (defined($$usernamesort{'__anon'})) {
1102: %{$$usernamesort{'__anon'}} = ();
1103: }
1104: if (defined($$usernamesort{'__anon'}{'__anon'})) {
1.221 raeburn 1105: push(@{$$usernamesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1106: } else {
1107: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
1108: }
1109: # Set up for sorting by last name, then first name for anonymous
1110: unless (defined($$namesort{'__anon'})) {
1111: %{$$namesort{'__anon'}} = ();
1112: }
1113: if (defined($$namesort{'__anon'}{'__anon'})) {
1.221 raeburn 1114: push(@{$$namesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1115: } else {
1116: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
1117: }
1118: }
1.208 raeburn 1119: if (&discussion_open($status)) {
1120: if (($group ne '') &&
1121: (&check_group_priv($group,'pgd') eq 'ok')) {
1122: $sender.=' <a href="/adm/feedback?replydisc='.
1123: $escsymb.':::'.$idx;
1124: if ($$newpostsflag) {
1125: $sender .= '&previous='.$prevread;
1126: }
1.211 albertel 1127: $sender .= &group_args($group);
1.208 raeburn 1128: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1129: } elsif (&Apache::lonnet::allowed('pch',
1130: $env{'request.course.id'}.
1131: ($env{'request.course.sec'}?'/'.
1132: $env{'request.course.sec'}:''))) {
1133: $sender.=' <a href="/adm/feedback?replydisc='.
1134: $escsymb.':::'.$idx;
1135: if ($$newpostsflag) {
1136: $sender .= '&previous='.$prevread;
1137: }
1138: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1.116 raeburn 1139: }
1140: }
1141: if ($viewgrades) {
1142: $vgrlink=&Apache::loncommon::submlink('Submissions',
1143: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
1144: }
1145: if ($$dischash{$readkey}=~/\.$idx\./) {
1.151 albertel 1146: $ctlink = '<label><b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" /></label>';
1.116 raeburn 1147: } else {
1.151 albertel 1148: $ctlink = '<label><b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" /></label>';
1.116 raeburn 1149: }
1150: }
1151: #figure out at what position this needs to print
1152: }
1153: if ($outputtarget eq 'export' || $message) {
1154: my $thisindex=$idx;
1.157 albertel 1155: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1156: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
1157: }
1158: $$alldiscussion{$thisindex}=$idx;
1159: $$shown{$idx} = 0;
1160: $index[$idx]=$thisindex;
1161: }
1162: if ($outputtarget eq 'export') {
1163: %{$$imsitems{$idx}} = ();
1164: $$imsitems{$idx}{'isvisible'}='true';
1165: if ($hidden) {
1166: $$imsitems{$idx}{'isvisible'}='false';
1167: }
1168: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
1169: $$imsitems{$idx}{'message'}=$messages{$numoldver};
1170: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
1171: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
1172: $$imsitems{$idx}{'sender'}=$plainname.' ('.
1173: $contrib{$idx.':sendername'}.' at '.
1174: $contrib{$idx.':senderdomain'}.')';
1175: $$imsitems{$idx}{'isanonymous'}='false';
1176: if ($contrib{$idx.':anonymous'}) {
1177: $$imsitems{$idx}{'isanonymous'}='true';
1178: }
1179: $$imsitems{$idx}{'currversion'}=$numoldver;
1180: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
1181: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
1182: $$shown{$idx} = 1;
1183: }
1184: } else {
1185: if ($message) {
1186: my $spansize = 2;
1187: if ($showonlyunread && $prevread > $posttime) {
1188: $$notshown{$idx} = 1;
1189: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1190: $$notshown{$idx} = 1;
1191: } else {
1192: # apply filters
1193: my $uname = $contrib{$idx.':sendername'};
1194: my $udom = $contrib{$idx.':senderdomain'};
1195: my $poster = $uname.':'.$udom;
1.208 raeburn 1196: if ($env{'form.totposters'} ne '') {
1.143 raeburn 1197: if ($totposters == 0) {
1198: $$shown{$idx} = 0;
1199: } elsif ($totposters > 0) {
1200: if (grep/^$poster$/,@{$posters}) {
1201: $$shown{$idx} = 1;
1.116 raeburn 1202: }
1203: }
1.143 raeburn 1204: } elsif ($sortposts) {
1.116 raeburn 1205: if ($skiptest) {
1206: $$shown{$idx} = 1;
1207: } else {
1208: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1209: if ($role =~ /^cc:/) {
1210: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1211: if ($role =~ /$cc_regexp/) {
1212: $$shown{$idx} = 1;
1.144 raeburn 1213: last;
1.143 raeburn 1214: }
1215: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1216: $$shown{$idx} = 1;
1217: last;
1218: }
1219: }
1220: }
1.210 albertel 1221: if ($$shown{$idx} && !$skip_group_check) {
1.208 raeburn 1222: my $showflag = 0;
1223: if (ref($$classgroups{$poster}{active}) eq 'HASH') {
1224: foreach my $grp (@{$grouppick}) {
1225: if (grep/^\Q$grp\E$/,
1226: keys(%{$$classgroups{$poster}{active}})) {
1227: $showflag = 1;
1228: last;
1229: }
1230: }
1231: }
1232: if ($showflag) {
1233: $$shown{$idx} = 1;
1234: } else {
1235: $$shown{$idx} = 0;
1236: }
1237: }
1.143 raeburn 1238: } else {
1239: $$shown{$idx} = 1;
1.116 raeburn 1240: }
1241: }
1242: unless ($$notshown{$idx} == 1) {
1243: if ($prevread > 0 && $prevread <= $posttime) {
1244: $$newitem{$idx} = 1;
1245: $$discussionitems[$idx] .= '
1246: <p><table border="0" width="100%">
1.254 bisitz 1247: <tr><td align="left"><font color="#FF0000"><b>'.&mt('NEW').'</b></font></td>';
1.116 raeburn 1248: } else {
1249: $$newitem{$idx} = 0;
1250: $$discussionitems[$idx] .= '
1251: <p><table border="0" width="100%">
1252: <tr><td align="left"> </td>';
1253: }
1.271 bisitz 1254: $$discussionitems[$idx] .= '<td align="left"> '.
1.116 raeburn 1255: '<b>'.$subject.'</b> '.
1256: $sender.'</b> '.$vgrlink.' ('.
1257: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1258: if ($$dischash{$toggkey}) {
1259: $$discussionitems[$idx].='<td align="right"> '.
1260: $ctlink.'</td>';
1261: }
1262: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1263: $message.'</blockquote></p>';
1264: if ($contrib{$idx.':history'}) {
1265: my @postversions = ();
1266: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1267: if ($seeid) {
1.208 raeburn 1268: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$escsymb.':::'.$idx;
1.211 albertel 1269: $$discussionitems[$idx] .= &group_args($group);
1.208 raeburn 1270: $$discussionitems[$idx] .= '">'.&mt('Display all versions').'</a>';
1.116 raeburn 1271: }
1272: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1273: if ($contrib{$idx.':history'} =~ m/:/) {
1.221 raeburn 1274: @postversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1275: } else {
1276: @postversions = ("$contrib{$idx.':history'}");
1277: }
1278: for (my $i=0; $i<@postversions; $i++) {
1279: my $version = $i+1;
1280: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1281: }
1282: }
1283: }
1284: }
1285: }
1286: }
1287: }
1288: }
1289: }
1290:
1.143 raeburn 1291: sub filter_regexp {
1292: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1293: my ($roleregexp,$secregexp,$statusregexp);
1294: my $skiptest = 1;
1295: if (@{$rolefilter} > 0) {
1296: my @okrolefilter = ();
1.221 raeburn 1297: foreach my $role (@{$rolefilter}) {
1298: unless ($role eq '') {
1299: push(@okrolefilter, $role);
1.143 raeburn 1300: }
1301: }
1302: if (@okrolefilter > 0) {
1303: if (grep/^all$/,@okrolefilter) {
1304: $roleregexp='[^:]+';
1305: } else {
1306: if (@okrolefilter == 1) {
1307: $roleregexp=$okrolefilter[0];
1308: } else {
1309: $roleregexp='('.join('|',@okrolefilter).')';
1310: }
1311: $skiptest = 0;
1312: }
1313: }
1314: }
1315: if (@{$sectionpick} > 0) {
1316: my @oksectionpick = ();
1.221 raeburn 1317: foreach my $sec (@{$sectionpick}) {
1318: unless ($sec eq '') {
1319: push(@oksectionpick, $sec);
1.143 raeburn 1320: }
1321: }
1322: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1323: if (@oksectionpick == 1) {
1324: $secregexp = $oksectionpick[0];
1325: } else {
1326: $secregexp .= '('.join('|',@oksectionpick).')';
1327: }
1328: $skiptest = 0;
1329: } else {
1330: $secregexp .= '[^:]*';
1331: }
1332: }
1.208 raeburn 1333:
1.143 raeburn 1334: if (defined($statusfilter) && $statusfilter ne '') {
1335: if ($statusfilter eq 'all') {
1336: $statusregexp = '[^:]+';
1337: } else {
1338: $statusregexp = $statusfilter;
1339: $skiptest = 0;
1340: }
1341: }
1342: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1343: }
1344:
1345:
1.116 raeburn 1346: sub get_post_contents {
1347: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1348: my $discussion = '';
1349: my $start=$numver;
1350: my $end=$numver + 1;
1351: %{$$imsfiles{$idx}}=();
1352: if ($type eq 'allversions') {
1353: unless($seeid) {
1.208 raeburn 1354: $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
1.116 raeburn 1355: return $discussion;
1356: }
1357: }
1.126 albertel 1358: # $$screenname=&Apache::loncommon::screenname(
1359: # $$contrib{$idx.':sendername'},
1360: # $$contrib{$idx.':senderdomain'});
1.172 www 1361: $$plainname=&Apache::loncommon::nickname(
1362: $$contrib{$idx.':sendername'},
1363: $$contrib{$idx.':senderdomain'});
1364: $$screenname=$$contrib{$idx.':screenname'};
1365:
1.116 raeburn 1366: my $sender=&Apache::loncommon::aboutmewrapper(
1367: $$plainname,
1368: $$contrib{$idx.':sendername'},
1369: $$contrib{$idx.':senderdomain'}).' ('.
1370: $$contrib{$idx.':sendername'}.' at '.
1371: $$contrib{$idx.':senderdomain'}.')';
1372: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1373: my @postversions = ();
1374: if ($type eq 'allversions' || $type eq 'export') {
1375: $start = 0;
1376: if ($$contrib{$idx.':history'}) {
1.174 albertel 1377: @postversions = split(/:/,$$contrib{$idx.':history'});
1.116 raeburn 1378: }
1379: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1380: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1.221 raeburn 1381: push(@postversions,$$contrib{$idx.':timestamp'});
1.116 raeburn 1382: $end = @postversions;
1383: } else {
1384: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1385: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1386: }
1387:
1388: if ($$contrib{$idx.':anonymous'}) {
1389: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1390: }
1391: if ($type eq 'allversions') {
1392: $discussion=('<b>'.$sender.'</b><br /><ul>');
1393: }
1394: for (my $i=$start; $i<$end; $i++) {
1395: my ($timesent,$attachmsg);
1396: my %currattach = ();
1397: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1.165 albertel 1398: &newline_to_br(\$messages->{$i});
1.116 raeburn 1399: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1400: $$subjects{$i}=~s/\n/\<br \/\>/g;
1401: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1402: if ($attachmenturls) {
1403: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1404: }
1405: if ($type eq 'export') {
1406: $$imsfiles{$idx}{$i} = '';
1407: if ($attachmsg) {
1.220 raeburn 1408: $$attachtxt{$i} = '<br />'.&mt('Attachments').':<br />';
1.221 raeburn 1409: foreach my $key (sort(keys(%currattach))) {
1410: if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1.116 raeburn 1411: my $fname = $1.$3.'/'.$4;
1412: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'">'."\n";
1413: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1414: }
1415: }
1416: }
1417: } else {
1418: if ($attachmsg) {
1.220 raeburn 1419: $$attachtxt{$i} = '<br />'.&mt('Attachments').':'.$attachmsg.'<br />';
1.116 raeburn 1420: } else {
1421: $$attachtxt{$i} = '';
1422: }
1423: }
1424: if ($type eq 'allversions') {
1425: $discussion.= <<"END";
1426: <li><b>$$subjects{$i}</b>, $timesent<br />
1427: $$messages{$i}<br />
1428: $$attachtxt{$i}</li>
1429: END
1430: }
1431: }
1432: if ($type eq 'allversions') {
1.187 albertel 1433: $discussion.='</ul>';
1.116 raeburn 1434: return $discussion;
1435: } else {
1436: return;
1437: }
1438: }
1439:
1440: sub replicate_attachments {
1441: my ($attachrefs,$tempexport) = @_;
1442: my $response;
1.221 raeburn 1443: foreach my $id (keys(%{$attachrefs})) {
1.116 raeburn 1444: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1445: my $path = $tempexport;
1446: my $tail = $1.'/'.$2.$4;
1.221 raeburn 1447: my @extras = split(/\//,$tail);
1.116 raeburn 1448: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1449: if (!-e $destination) {
1450: my $i= 0;
1451: while ($i<@extras) {
1452: $path .= '/'.$extras[$i];
1453: if (!-e $path) {
1454: mkdir($path,0700);
1455: }
1456: $i ++;
1457: }
1458: my ($content,$rtncode);
1459: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1460: if ($uploadreply eq 'ok') {
1.125 raeburn 1461: my $attachcopy;
1462: if ($attachcopy = Apache::File->new('>'.$destination)) {
1463: print $attachcopy $content;
1464: close($attachcopy);
1465: } else {
1.220 raeburn 1466: $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'<br />'."\n";
1.125 raeburn 1467: }
1.116 raeburn 1468: } else {
1.125 raeburn 1469: &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 1470: $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'<br />'."\n";
1.116 raeburn 1471: }
1472: }
1473: }
1474: }
1.125 raeburn 1475: return $response;
1.116 raeburn 1476: }
1477:
1.6 albertel 1478: sub mail_screen {
1.255 raeburn 1479: my ($r,$feedurl,$options,$caller_symb,$attachmaxtext) = @_;
1.157 albertel 1480: if (exists($env{'form.origpage'})) {
1.208 raeburn 1481: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']);
1.108 raeburn 1482: }
1.186 albertel 1483:
1.220 raeburn 1484: my %lt = &Apache::lonlocal::texthash(
1485: 'myqu' => 'My question/comment/feedback:',
1486: 'title' => 'Title',
1487: 'reta' => 'Retained attachments',
1.255 raeburn 1488: 'atta' => 'Attachment',
1.237 raeburn 1489: );
1.239 albertel 1490: my $restitle = &get_resource_title($caller_symb,$feedurl);
1.69 www 1491: my $quote='';
1.78 raeburn 1492: my $subject = '';
1.108 raeburn 1493: my $comment = '';
1.80 raeburn 1494: my $prevtag = '';
1.102 raeburn 1495: my $parentmsg = '';
1.108 raeburn 1496: my ($symb,$idx,$attachmenturls);
1497: my $numoldver = 0;
1498: my $attachmsg = '';
1499: my $newattachmsg = '';
1500: my @currnewattach = ();
1501: my @currdelold = ();
1502: my @keepold = ();
1.113 raeburn 1503: my %attachments = ();
1.108 raeburn 1504: my %currattach = ();
1505: my $attachnum = 0;
1506: my $anonchk = (<<END);
1507: function anonchk() {
1.199 albertel 1508: for (var i=0; i < document.mailform.discuss.length; i++) {
1509: if (document.mailform.discuss[i].checked) {
1510: document.attachment.discuss.value =
1511: document.mailform.discuss[i].value;
1512: }
1.198 albertel 1513: }
1514: if (document.mailform.blog.checked) {
1515: document.attachment.blog.value = 1;
1516: }
1.108 raeburn 1517: return
1518: }
1519: END
1520: my $anonscript;
1.157 albertel 1521: if (exists($env{'form.origpage'})) {
1.108 raeburn 1522: $anonscript = (<<END);
1.102 raeburn 1523: function setposttype() {
1.198 albertel 1524: var disc = "$env{'form.discuss'}";
1.199 albertel 1525: for (var i=0; i < document.mailform.discuss.length; i++) {
1526: if (disc == document.mailform.discuss[i].value) {
1527: document.mailform.discuss[i].checked = 1;
1528: }
1.198 albertel 1529: }
1530: var blog = "$env{'form.blog'}";
1531: if (blog == 1) {
1532: document.mailform.blog.checked=1;
1.108 raeburn 1533: }
1.102 raeburn 1534: return
1535: }
1536: END
1.108 raeburn 1537: } else {
1538: $anonscript = (<<END);
1539: function setposttype() {
1540: return
1541: }
1542: END
1543: }
1.157 albertel 1544: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1545: if ($env{'form.replydisc'}) {
1546: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1547: } else {
1.157 albertel 1548: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1549: }
1.157 albertel 1550: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1551: $env{'course.'.$env{'request.course.id'}.'.domain'},
1552: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1553: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1554: if ($contrib{$idx.':history'}) {
1555: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1556: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1557: $numoldver = @oldversions;
1558: } else {
1559: $numoldver = 1;
1560: }
1561: }
1.157 albertel 1562: if ($env{'form.replydisc'}) {
1.102 raeburn 1563: if ($contrib{$idx.':history'}) {
1564: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1565: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1566: $numoldver = @oldversions;
1567: } else {
1568: $numoldver = 1;
1569: }
1570: }
1.108 raeburn 1571: if ($idx > 0) {
1.116 raeburn 1572: my %msgversions = ();
1573: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1574: $quote = $msgversions{$numoldver};
1.108 raeburn 1575: }
1.102 raeburn 1576: if ($idx > 0) {
1.116 raeburn 1577: my %subversions = ();
1578: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1579: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1580: }
1.108 raeburn 1581: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1582: } else {
1.108 raeburn 1583: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1584: if ($idx > 0) {
1585: my %msgversions = ();
1586: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1587: $comment = $msgversions{$numoldver};
1588: my %subversions = ();
1589: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1590: $subject = $subversions{$numoldver};
1.102 raeburn 1591: }
1592: if (defined($contrib{$idx.':replyto'})) {
1593: $parentmsg = $contrib{$idx.':replyto'};
1594: }
1.157 albertel 1595: unless (exists($env{'form.origpage'})) {
1.203 albertel 1596: my $anonflag = 'nonanon';
1.108 raeburn 1597: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1598: $anonflag = 'anon';
1.108 raeburn 1599: }
1600: $anonscript = (<<END);
1.102 raeburn 1601: function setposttype () {
1.203 albertel 1602: var currtype = "$anonflag";
1603: for (var i=0; i<document.mailform.discuss.length; i++) {
1604: if (document.mailform.elements.discuss[i].value == currtype ) {
1605: document.mailform.elements.discuss[i].checked=1;
1606: }
1.102 raeburn 1607: }
1608: return
1609: }
1610: END
1.108 raeburn 1611: }
1.79 raeburn 1612: }
1.69 www 1613: }
1.157 albertel 1614: if ($env{'form.previous'}) {
1615: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1616: }
1.69 www 1617: }
1.108 raeburn 1618:
1.157 albertel 1619: if ($env{'form.origpage'}) {
1.204 www 1620: $subject = &unescape($env{'form.subject'});
1621: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1622: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1623: }
1.261 raeburn 1624: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1);
1.74 www 1625: my $send=&mt('Send');
1.220 raeburn 1626: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1627: my $js= <<END;
1.63 albertel 1628: <script type="text/javascript">
1629: //<!--
1.5 www 1630: function gosubmit() {
1631: var rec=0;
1.12 albertel 1632: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1633: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1634: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1635: rec=1;
1636: }
1637: } else {
1.203 albertel 1638: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1639: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1640: rec=1;
1641: }
1642: }
1643: }
1644: }
1.175 www 1645: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1646: if (document.mailform.elements.blog.checked) {
1.175 www 1647: rec=1;
1648: }
1649: }
1.5 www 1650:
1651: if (rec) {
1.118 albertel 1652: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1653: document.mailform.onsubmit();
1654: }
1.5 www 1655: document.mailform.submit();
1656: } else {
1.220 raeburn 1657: alert('$alert');
1.5 www 1658: }
1659: }
1.108 raeburn 1660: $anonchk
1.102 raeburn 1661: $anonscript
1.63 albertel 1662: //-->
1.5 www 1663: </script>
1.186 albertel 1664: END
1665:
1.189 albertel 1666: my %onload = ('onload' => 'window.focus();setposttype();');
1.186 albertel 1667: my $start_page=
1668: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,
1.189 albertel 1669: {'add_entries' => \%onload});
1.186 albertel 1670:
1.218 albertel 1671: if ($quote ne '') {
1672: &newline_to_br(\$quote);
1673: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1674: }
1675:
1.186 albertel 1676: $r->print(<<END);
1677: $start_page
1.237 raeburn 1678: <h2><tt>$restitle</tt></h2>
1.43 www 1679: <form action="/adm/feedback" method="post" name="mailform"
1680: enctype="multipart/form-data">
1.80 raeburn 1681: $prevtag
1.63 albertel 1682: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1683: END
1.157 albertel 1684: if ($env{'form.replydisc'}) {
1.102 raeburn 1685: $r->print(<<END);
1.157 albertel 1686: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1687: END
1.157 albertel 1688: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1689: $r->print(<<END);
1.271 bisitz 1690: <input type="hidden" name="editdisc" value="$env{'form.editdisc'}" />
1691: <input type="hidden" name="parentmsg" value="$parentmsg" />
1.102 raeburn 1692: END
1693: }
1.108 raeburn 1694: $r->print(<<END);
1.63 albertel 1695: $options<hr />
1.69 www 1696: $quote
1.220 raeburn 1697: <p>$lt{'myqu'}</p>
1.63 albertel 1698: <p>
1.47 bowersj2 1699: $latexHelp
1.267 bisitz 1700: </p>
1701: <p>
1.220 raeburn 1702: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1703: <p>
1.108 raeburn 1704: <textarea name="comment" id="comment" cols="60" rows="10" wrap="hard">$comment
1.63 albertel 1705: </textarea></p>
1706: <p>
1.108 raeburn 1707: END
1.157 albertel 1708: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1709: if ($env{'form.origpage'}) {
1.221 raeburn 1710: foreach my $attach (@currnewattach) {
1711: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1712: }
1.221 raeburn 1713: foreach my $oldatt (@currdelold) {
1714: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1715: }
1716: }
1.157 albertel 1717: if ($env{'form.editdisc'}) {
1.108 raeburn 1718: if ($attachmenturls) {
1.113 raeburn 1719: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1720: $attachnum = scalar(keys(%currattach));
1721: foreach my $key (keys(%currattach)) {
1722: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1723: }
1724: }
1725: }
1726: } else {
1727: $r->print(<<END);
1.255 raeburn 1728: $lt{'atta'} $attachmaxtext: <input type="file" name="attachment" />
1.42 www 1729: </p>
1.108 raeburn 1730: END
1731: }
1.208 raeburn 1732: if (exists($env{'form.group'})) {
1733: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1734: }
1735: if (exists($env{'form.ref'})) {
1736: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1737: }
1.108 raeburn 1738: $r->print(<<END);
1.42 www 1739: <p>
1740: <input type="hidden" name="sendit" value="1" />
1.74 www 1741: <input type="button" value="$send" onClick='gosubmit();' />
1.42 www 1742: </p>
1.2 www 1743: </form>
1.108 raeburn 1744: END
1.157 albertel 1745: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1746: my $now = time;
1747: my $ressymb = $symb;
1.233 raeburn 1748: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1749: my $postidx = '';
1.157 albertel 1750: if ($env{'form.editdisc'}) {
1.108 raeburn 1751: $postidx = $idx;
1752: }
1753: if (@currnewattach > 0) {
1754: $attachnum += @currnewattach;
1755: }
1.235 raeburn 1756: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 1757: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1758: if ($attachnum > 0) {
1759: if (@currnewattach > 0) {
1.220 raeburn 1760: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1761: if (@currnewattach > 1) {
1762: $newattachmsg .= '<ol>';
1763: foreach my $item (@currnewattach) {
1764: $item =~ m#.*/([^/]+)$#;
1765: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1766: }
1767: $newattachmsg .= '</ol>'."\n";
1768: } else {
1769: $currnewattach[0] =~ m#.*/([^/]+)$#;
1770: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1771: }
1772: }
1773: if ($attachmsg) {
1.220 raeburn 1774: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1775: }
1776: if ($newattachmsg) {
1777: $r->print("$newattachmsg<br />");
1778: }
1779: }
1780: }
1781: $r->print(&generate_preview_button().
1782: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1.186 albertel 1783: &Apache::loncommon::end_page());
1784:
1.6 albertel 1785: }
1786:
1.97 raeburn 1787: sub print_display_options {
1.111 raeburn 1788: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1789: &Apache::loncommon::content_type($r,'text/html');
1790: $r->send_http_header;
1.98 raeburn 1791:
1.97 raeburn 1792: my $function = &Apache::loncommon::get_users_function();
1793: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1794: $env{'user.domain'});
1.97 raeburn 1795:
1796: my %lt = &Apache::lonlocal::texthash(
1797: 'pref' => 'Display Preference',
1798: 'curr' => 'Current setting ',
1799: 'actn' => 'Action',
1800: 'deff' => 'Default for all discussions',
1801: 'prca' => 'Preferences can be set for this discussion that determine ....',
1.264 schafran 1802: 'whpo' => 'Which posts are displayed when you display this discussion board or resource, and',
1.111 raeburn 1803: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1804: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1805: 'allposts' => 'All posts',
1806: 'unread' => 'New posts only',
1.111 raeburn 1807: 'unmark' => 'Posts not marked read',
1.97 raeburn 1808: 'ondisp' => 'Once displayed',
1.254 bisitz 1809: 'onmark' => 'Once marked not NEW',
1.111 raeburn 1810: 'toggon' => 'Shown',
1811: 'toggoff' => 'Not shown',
1.97 raeburn 1812: 'disa' => 'Posts displayed?',
1.111 raeburn 1813: 'npmr' => 'New posts cease to be identified as "NEW"?',
1814: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1815: 'chgt' => 'Change to ',
1816: 'mkdf' => 'Set to ',
1.111 raeburn 1817: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1818: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1819: );
1820:
1.111 raeburn 1821: my $dispchangeA = $lt{'unread'};
1822: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1823: my $markchange = $lt{'ondisp'};
1.111 raeburn 1824: my $toggchange = $lt{'toggon'};
1.97 raeburn 1825: my $currdisp = $lt{'allposts'};
1826: my $currmark = $lt{'onmark'};
1827: my $discdisp = 'allposts';
1828: my $discmark = 'onmark';
1.111 raeburn 1829: my $currtogg = $lt{'toggoff'};
1830: my $disctogg = 'toggoff';
1.97 raeburn 1831:
1.111 raeburn 1832: if ($dispchgA eq 'allposts') {
1833: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1834: $currdisp = $lt{'unread'};
1835: $discdisp = 'unread';
1836: }
1.111 raeburn 1837:
1.97 raeburn 1838: if ($markchg eq 'markonread') {
1839: $markchange = $lt{'onmark'};
1840: $currmark = $lt{'ondisp'};
1841: $discmark = 'ondisp';
1842: }
1.111 raeburn 1843:
1844: if ($dispchgB eq 'onlyunread') {
1845: $dispchangeB = $lt{'unread'};
1846: $currdisp = $lt{'unmark'};
1847: $discdisp = 'unmark';
1848: }
1849: if ($toggchg eq 'toggoff') {
1850: $toggchange = $lt{'toggoff'};
1851: $currtogg = $lt{'toggon'};
1852: $disctogg = 'toggon';
1853: }
1.187 albertel 1854:
1855: my $js = <<END;
1856: <script type="text/javascript">
1.111 raeburn 1857: function discdispChk(caller) {
1858: var disctogg = '$toggchg'
1859: if (caller == 0) {
1860: if (document.modifydisp.discdisp[0].checked == true) {
1861: if (document.modifydisp.discdisp[1].checked == true) {
1862: document.modifydisp.discdisp[1].checked = false
1863: }
1864: }
1865: }
1866: if (caller == 1) {
1867: if (document.modifydisp.discdisp[1].checked == true) {
1868: if (document.modifydisp.discdisp[0].checked == true) {
1869: document.modifydisp.discdisp[0].checked = false
1870: }
1871: if (disctogg == 'toggon') {
1872: document.modifydisp.disctogg.checked = true
1873: }
1874: if (disctogg == 'toggoff') {
1875: document.modifydisp.disctogg.checked = false
1876: }
1877: }
1878: }
1879: if (caller == 2) {
1880: var dispchgB = '$dispchgB'
1881: if (disctogg == 'toggoff') {
1882: if (document.modifydisp.disctogg.checked == true) {
1883: if (dispchgB == 'onlyunmark') {
1884: document.modifydisp.discdisp[1].checked = false
1885: }
1886: }
1887: }
1888: }
1889: }
1890:
1.97 raeburn 1891: function setDisp() {
1892: var prev = "$previous"
1893: var chktotal = 0
1.111 raeburn 1894: if (document.modifydisp.discdisp[0].checked == true) {
1895: document.modifydisp.$dispchgA.value = "$symb"
1896: chktotal ++
1897: }
1898: if (document.modifydisp.discdisp[1].checked == true) {
1899: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1900: chktotal ++
1901: }
1902: if (document.modifydisp.discmark.checked == true) {
1903: document.modifydisp.$markchg.value = "$symb"
1904: chktotal ++
1905: }
1.111 raeburn 1906: if (document.modifydisp.disctogg.checked == true) {
1907: document.modifydisp.$toggchg.value = "$symb"
1908: chktotal ++
1909: }
1.97 raeburn 1910: if (chktotal > 0) {
1911: document.modifydisp.submit()
1912: } else {
1913: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1914: if (prev > 0) {
1915: location.href = "$feedurl?previous=$previous"
1916: } else {
1917: location.href = "$feedurl"
1918: }
1919: }
1920: }
1921: }
1922: </script>
1.187 albertel 1923: END
1924:
1925:
1926: my $start_page =
1927: &Apache::loncommon::start_page('Discussion display options',$js);
1928: my $end_page =
1929: &Apache::loncommon::end_page();
1930: $r->print(<<END);
1.192 albertel 1931: $start_page
1.273 bisitz 1932: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 1933: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1934: <br />
1.195 albertel 1935: END
1936: $r->print(&Apache::loncommon::start_data_table());
1937: $r->print(<<END);
1938: <tr>
1939: <th>$lt{'pref'}</td>
1940: <th>$lt{'curr'}</td>
1941: <th>$lt{'actn'}?</td>
1.97 raeburn 1942: </tr>
1.195 albertel 1943: END
1944: $r->print(&Apache::loncommon::start_data_table_row());
1945: $r->print(<<END);
1.97 raeburn 1946: <td>$lt{'disa'}</td>
1947: <td>$lt{$discdisp}</td>
1.151 albertel 1948: <td><label><input type="checkbox" name="discdisp" onClick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 1949: <br />
1.151 albertel 1950: <label><input type="checkbox" name="discdisp" onClick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 1951: </td>
1.195 albertel 1952: END
1953: $r->print(&Apache::loncommon::end_data_table_row());
1954: $r->print(&Apache::loncommon::start_data_table_row());
1955: $r->print(<<END);
1.97 raeburn 1956: <td>$lt{'npmr'}</td>
1957: <td>$lt{$discmark}</td>
1.151 albertel 1958: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 1959: END
1960: $r->print(&Apache::loncommon::end_data_table_row());
1961: $r->print(&Apache::loncommon::start_data_table_row());
1962: $r->print(<<END);
1.111 raeburn 1963: <td>$lt{'dotm'}</td>
1964: <td>$lt{$disctogg}</td>
1.151 albertel 1965: <td><label><input type="checkbox" name="disctogg" onClick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 1966: END
1.264 schafran 1967: my $save = &mt('Save');
1.195 albertel 1968: $r->print(&Apache::loncommon::end_data_table_row());
1969: $r->print(&Apache::loncommon::end_data_table());
1970: $r->print(<<END);
1.97 raeburn 1971: <br />
1972: <br />
1.137 albertel 1973: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 1974: <input type="hidden" name="previous" value="$previous" />
1.269 bisitz 1975: <input type="hidden" name="$dispchgA" value="" />
1976: <input type="hidden" name="$dispchgB" value="" />
1977: <input type="hidden" name="$markchg" value="" />
1.111 raeburn 1978: <input type="hidden" name="$toggchg" value="" />
1.254 bisitz 1979: <input type="button" name="sub" value="$save" onClick="javascript:setDisp()" />
1.208 raeburn 1980: END
1981: if (exists($env{'form.group'})) {
1982: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1983: }
1984: if (exists($env{'form.ref'})) {
1985: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1986: }
1987: $r->print("
1.97 raeburn 1988: <br />
1989: <br />
1990: </form>
1.187 albertel 1991: $end_page
1.208 raeburn 1992: ");
1.97 raeburn 1993: return;
1994: }
1995:
1.100 raeburn 1996: sub print_sortfilter_options {
1997: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 1998:
1.135 albertel 1999: &Apache::loncommon::content_type($r,'text/html');
2000: $r->send_http_header;
2001:
1.139 albertel 2002: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2003: my @sections;
1.100 raeburn 2004: my $section_sel = '';
2005: my $numvisible = 5;
1.208 raeburn 2006: my @groups;
2007: my $group_sel = '';
2008: my $numgroupvis = 5;
1.197 albertel 2009: my %sectioncount = &Apache::loncommon::get_sections();
1.273.4.2 raeburn 2010: my @courseroles = qw(st ad ep ta in);
2011: my $crstype = &Apache::loncommon::course_type();
2012: my $ccrole = 'cc';
2013: if ($crstype eq 'Community') {
2014: $ccrole = 'co';
2015: }
2016: push(@courseroles,$ccrole);
1.144 raeburn 2017:
1.157 albertel 2018: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2019: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2020: $numvisible = 2;
1.100 raeburn 2021: } else {
2022: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2023: if (scalar(@sections) < 4) {
2024: $numvisible = scalar(@sections) + 1;
2025: }
1.100 raeburn 2026: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2027:
1.100 raeburn 2028: }
1.212 albertel 2029: foreach my $sec (@sections) {
2030: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2031: }
1.208 raeburn 2032:
2033: if (&check_group_priv() eq 'ok') {
2034: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2035: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2036: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2037: @groups = sort {$a cmp $b} keys(%curr_groups);
2038: if (scalar(@groups) < 4) {
2039: $numgroupvis = scalar(@groups) + 1;
2040: }
2041: unshift(@groups,'all'); # Put 'all' at the front of the list
2042: } else {
2043: my @coursegroups = split(/:/,$env{'request.course.groups'});
2044: if (@coursegroups > 0) {
2045: @coursegroups = sort {$a cmp $b} @coursegroups;
2046: @groups = ('all',@coursegroups);
2047: if (scalar(@groups) < 4) {
2048: $numgroupvis = scalar(@groups) + 1;
2049: }
2050: } else {
2051: @groups = ('all');
2052: $numgroupvis = 1;
2053: }
2054: }
1.212 albertel 2055: foreach my $group (@groups) {
2056: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2057: }
2058:
1.100 raeburn 2059: my $function = &Apache::loncommon::get_users_function();
2060: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2061: $env{'user.domain'});
1.100 raeburn 2062: my %lt = &Apache::lonlocal::texthash(
2063: 'diop' => 'Display Options',
2064: 'curr' => 'Current setting ',
2065: 'actn' => 'Action',
1.143 raeburn 2066: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2067: 'soor' => 'Sort order',
1.143 raeburn 2068: 'spur' => 'Specific user roles',
2069: 'sprs' => 'Specific role status',
1.100 raeburn 2070: 'spse' => 'Specific sections',
1.208 raeburn 2071: 'spgr' => 'Specific groups',
1.100 raeburn 2072: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2073: 'shal' => 'Show a list of current posters',
1.247 albertel 2074: 'stor' => 'Save changes',
1.100 raeburn 2075: );
1.143 raeburn 2076:
2077: my %sort_types = ();
2078: my %role_types = ();
2079: my %status_types = ();
1.273.4.2 raeburn 2080: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.187 albertel 2081:
2082: my $js = <<END;
1.144 raeburn 2083: <script type="text/javascript">
2084: function verifyFilter() {
2085: var rolenum = 0
2086: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2087: if (document.modifyshown.rolefilter.options[i].selected == true) {
2088: rolenum ++
2089: }
2090: }
2091: if (rolenum == 0) {
2092: document.modifyshown.rolefilter.options[0].selected = true
2093: }
2094:
2095: var secnum = 0
2096: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2097: if (document.modifyshown.sectionpick.options[i].selected == true) {
2098: secnum ++
2099: }
2100: }
2101: if (secnum == 0) {
2102: document.modifyshown.sectionpick.options[0].selected = true
2103: }
1.208 raeburn 2104:
2105: var grpnum = 0
2106: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2107: if (document.modifyshown.grouppick.options[i].selected == true) {
2108: grpnum ++
2109: }
2110: }
2111: if (grpnum == 0) {
2112: document.modifyshown.grouppick.options[0].selected = true
2113: }
2114:
1.144 raeburn 2115: document.modifyshown.submit();
2116: }
2117: </script>
1.187 albertel 2118: END
2119:
2120: my $start_page=
2121: &Apache::loncommon::start_page('Discussion options',$js);
2122: my $end_page=
2123: &Apache::loncommon::end_page();
2124:
2125: $r->print(<<END);
2126: $start_page
1.273 bisitz 2127: <form name="modifyshown" method="post" action="/adm/feedback">
1.100 raeburn 2128: <b>$lt{'diso'}</b><br/> $lt{'prca'}
2129: <br /><br />
2130: <table border="0">
2131: <tr>
2132: <td><b>$lt{'soor'}</b></td>
2133: <td> </td>
1.143 raeburn 2134: <td><b>$lt{'sprs'}</b></td>
1.100 raeburn 2135: <td> </td>
1.143 raeburn 2136: <td><b>$lt{'spur'}</b></td>
1.100 raeburn 2137: <td> </td>
2138: <td><b>$lt{'spse'}</b></td>
2139: <td> </td>
1.208 raeburn 2140: <td><b>$lt{'spgr'}</b></td>
2141: <td> </td>
1.100 raeburn 2142: <td><b>$lt{'psub'}</b></td>
2143: </tr>
2144: <tr>
1.208 raeburn 2145: <td align="center" valign="top">
1.100 raeburn 2146: <select name="sortposts">
1.212 albertel 2147: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2148: <option value="descdate">$sort_types{'descdate'}</option>
2149: <option value="thread">$sort_types{'thread'}</option>
2150: <option value="subject">$sort_types{'subject'}</option>
2151: <option value="username">$sort_types{'username'}</option>
2152: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2153: </select>
2154: </td>
2155: <td> </td>
1.208 raeburn 2156: <td align="center" valign="top">
1.143 raeburn 2157: <select name="statusfilter">
1.215 albertel 2158: <option value="all" selected="selected">$status_types{'all'}</option>
2159: <option value="Active">$status_types{'Active'}</option>
2160: <option value="Expired">$status_types{'Expired'}</option>
2161: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2162: </select>
2163: </td>
2164: <td> </td>
1.208 raeburn 2165: <td align="center" valign="top">
1.262 bisitz 2166: <select name="rolefilter" multiple="multiple" size="5">
1.212 albertel 2167: <option value="all">$role_types{'all'}</option>
2168: <option value="st">$role_types{'st'}</option>
1.273.4.2 raeburn 2169: <option value="$ccrole">$role_types{$ccrole}</option>
1.212 albertel 2170: <option value="in">$role_types{'in'}</option>
2171: <option value="ta">$role_types{'ta'}</option>
2172: <option value="ep">$role_types{'ep'}</option>
1.273.4.2 raeburn 2173: <option value="ad">$role_types{'ad'}</option>
1.212 albertel 2174: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2175: </select>
2176: </td>
2177: <td> </td>
1.208 raeburn 2178: <td align="center" valign="top">
1.262 bisitz 2179: <select name="sectionpick" multiple="multiple" size="$numvisible">
1.100 raeburn 2180: $section_sel
2181: </select>
2182: </td>
2183: <td> </td>
1.208 raeburn 2184: <td align="center" valign="top">
1.262 bisitz 2185: <select name="grouppick" multiple="multiple" size="$numvisible">
1.208 raeburn 2186: $group_sel
2187: </select>
2188: </td>
2189: <td> </td>
2190: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2191: </tr>
2192: </table>
2193: <br />
2194: <br />
2195: <input type="hidden" name="previous" value="$previous" />
2196: <input type="hidden" name="applysort" value="$symb" />
1.220 raeburn 2197: <input type="button" name="sub" value="$lt{'stor'}" onClick="verifyFilter()" />
1.208 raeburn 2198: END
2199: if (exists($env{'form.group'})) {
2200: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2201: }
2202: if (exists($env{'form.ref'})) {
2203: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2204: }
2205: $r->print("
1.100 raeburn 2206: <br />
2207: <br />
2208: </form>
1.187 albertel 2209: $end_page
1.208 raeburn 2210: ");
1.100 raeburn 2211: }
2212:
1.101 raeburn 2213: sub print_showposters {
2214: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2215:
1.154 albertel 2216: &Apache::loncommon::content_type($r,'text/html');
2217: $r->send_http_header;
2218:
1.139 albertel 2219: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2220: my $crs='/'.$env{'request.course.id'};
2221: if ($env{'request.course.sec'}) {
2222: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2223: }
1.101 raeburn 2224: $crs=~s/\_/\//g;
1.208 raeburn 2225: my $seeid;
2226: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2227: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2228: my $group = $env{'form.group'};
2229: my $ressymb = &wrap_symb($symb);
2230: if (($group ne '') &&
2231: ($ressymb =~ m|^bulletin___ \d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
2232: if (&check_group_priv($group,'dgp') eq 'ok') {
2233: $seeid = 1;
2234: }
2235: } else {
2236: $seeid=&Apache::lonnet::allowed('rin',$crs);
2237: }
1.157 albertel 2238: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2239: $cdom,$cnum);
1.101 raeburn 2240: my %namesort = ();
2241: my %postcounts = ();
1.186 albertel 2242:
1.208 raeburn 2243: my %lt = &Apache::lonlocal::texthash(
2244: sele => 'Select',
2245: full => 'Fullname',
1.220 raeburn 2246: usdo => 'Username:domain',
1.208 raeburn 2247: post => 'Posts',
2248: );
1.101 raeburn 2249: if ($contrib{'version'}) {
2250: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2251: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2252: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2253: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2254: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2255: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2256: my $lastname = $names{'lastname'};
2257: my $firstname = $names{'firstname'};
2258: if ($lastname eq '') {
2259: $lastname = '_';
2260: }
2261: if ($firstname eq '') {
2262: $firstname = '_';
2263: }
2264: unless (defined($namesort{$lastname})) {
2265: %{$namesort{$lastname}} = ();
2266: }
2267: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2268: $postcounts{$poster} ++;
2269: if (defined($namesort{$lastname}{$firstname})) {
2270: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2271: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2272: }
2273: } else {
2274: @{$namesort{$lastname}{$firstname}} = ("$poster");
2275: }
2276: }
2277: }
2278: }
2279: }
1.186 albertel 2280:
2281: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2282: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2283: $r->print(<<END);
1.186 albertel 2284: $start_page
1.101 raeburn 2285: <form name="pickpostersform" method="post">
1.196 albertel 2286: <br />
2287: $table_start
2288: <tr>
1.208 raeburn 2289: <th>#</th>
2290: <th>$lt{'sele'}</th>
2291: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2292: <th>$lt{'post'}</th>
1.101 raeburn 2293: </tr>
2294: END
2295: my $count = 0;
1.221 raeburn 2296: foreach my $last (sort(keys(%namesort))) {
2297: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2298: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2299: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2300: if (!$uname || !$udom) {
2301: next;
2302: } else {
2303: $count ++;
1.196 albertel 2304: $r->print(&Apache::loncommon::start_data_table_row().
2305: '<td align="right">'.$count.'</td>
1.221 raeburn 2306: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2307: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2308: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2309: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2310: }
2311: }
2312: }
2313: }
1.196 albertel 2314: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2315: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2316: $r->print(<<END);
2317: <br />
2318: <input type="hidden" name="sortposts" value="$sortposts" />
2319: <input type="hidden" name="userpick" value="$symb" />
2320: <input type="button" name="store" value="Display posts" onClick="javascript:document.pickpostersform.submit()" />
2321: </form>
1.186 albertel 2322: $end_page
1.101 raeburn 2323: END
2324: }
2325:
1.112 raeburn 2326: sub get_post_versions {
1.116 raeburn 2327: my ($versions,$incoming,$htmldecode,$numver) = @_;
2328: if ($incoming =~ /^<version num="0">/) {
2329: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2330: my $done = 0;
2331:
1.116 raeburn 2332: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2333: my $num = $token->[1]{num};
2334: my $text = $p->get_text("/version");
2335: if (defined($numver)) {
2336: if ($num == $numver) {
2337: if ($htmldecode) {
2338: $text = &HTML::Entities::decode($text);
2339: }
2340: $$versions{$numver}=$text;
2341: $done = 1;
2342: }
2343: } else {
2344: if ($htmldecode) {
2345: $text = &HTML::Entities::decode($text);
2346: }
2347: $$versions{$num}=$text;
1.112 raeburn 2348: }
1.116 raeburn 2349: }
2350: } else {
2351: if (!defined($numver)) {
2352: $numver = 0;
2353: }
2354: if ($htmldecode) {
2355: $$versions{$numver} = $incoming;
1.112 raeburn 2356: } else {
1.116 raeburn 2357: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2358: }
2359: }
2360: return;
2361: }
2362:
1.113 raeburn 2363: sub get_post_attachments {
2364: my ($attachments,$attachmenturls) = @_;
2365: my $num;
1.116 raeburn 2366: if ($attachmenturls =~ m/^<attachment id="0">/) {
2367: my $p = HTML::LCParser->new(\$attachmenturls);
2368: while (my $token = $p->get_tag("attachment","filename","post")) {
2369: if ($token->[0] eq "attachment") {
2370: $num = $token->[1]{id};
2371: %{$$attachments{$num}} =();
2372: } elsif ($token->[0] eq "filename") {
2373: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2374: } elsif ($token->[0] eq "post") {
2375: my $id = $token->[1]{id};
2376: $$attachments{$num}{$id} = $p->get_text("/post");
2377: }
1.113 raeburn 2378: }
1.116 raeburn 2379: } else {
2380: %{$$attachments{'0'}} = ();
2381: $$attachments{'0'}{'filename'} = $attachmenturls;
2382: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2383: }
1.116 raeburn 2384:
1.113 raeburn 2385: return;
2386: }
2387:
1.150 albertel 2388: sub fail_redirect {
1.6 albertel 2389: my ($r,$feedurl) = @_;
1.70 www 2390: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2391: my %lt = &Apache::lonlocal::texthash(
2392: 'sorr' => 'Sorry, no recipients ...',
2393: );
1.150 albertel 2394: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2395: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2396: {'redirect' => [2,$feedurl],
2397: 'only_body' => 1,}));
2398: $r->print(<<ENDFAILREDIR);
1.150 albertel 2399: <img align="right" src="$logo" />
1.220 raeburn 2400: <b>$lt{'sorr'}</b>
1.5 www 2401: ENDFAILREDIR
1.186 albertel 2402: $r->print(&Apache::loncommon::end_page());
1.5 www 2403: }
1.4 www 2404:
1.6 albertel 2405: sub redirect_back {
1.255 raeburn 2406: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_;
1.100 raeburn 2407: my $sorttag = '';
1.101 raeburn 2408: my $roletag = '';
2409: my $statustag = '';
2410: my $sectag = '';
1.208 raeburn 2411: my $grptag = '';
1.101 raeburn 2412: my $userpicktag = '';
2413: my $qrystr = '';
1.80 raeburn 2414: my $prevtag = '';
1.133 albertel 2415:
1.135 albertel 2416: &Apache::loncommon::content_type($r,'text/html');
2417: $r->send_http_header;
1.133 albertel 2418: &dewrapper(\$feedurl);
1.70 www 2419: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2420: if ($previous > 0) {
2421: $qrystr = 'previous='.$previous;
2422: if ($feedurl =~ /\?register=1/) {
2423: $feedurl .= '&'.$qrystr;
2424: } else {
2425: $feedurl .= '?'.$qrystr;
2426: }
2427: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2428: }
1.100 raeburn 2429: if (defined($sort)) {
2430: my $sortqry = 'sortposts='.$sort;
2431: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
2432: $feedurl .= '&'.$sortqry;
2433: } else {
2434: $feedurl .= '?'.$sortqry;
2435: }
2436: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2437: if (defined($numpicks)) {
1.101 raeburn 2438: my $userpickqry = 'totposters='.$numpicks;
2439: $feedurl .= '&'.$userpickqry;
2440: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2441: } else {
1.143 raeburn 2442: if (ref($sectionpick) eq 'ARRAY') {
2443: $feedurl .= '§ionpick=';
2444: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2445: foreach my $sec (@{$sectionpick}) {
2446: $feedurl .= $sec.',';
2447: $sectag .= $sec.',';
1.143 raeburn 2448: }
2449: $feedurl =~ s/,$//;
2450: $sectag =~ s/,$//;
2451: $sectag .= '" />';
2452: } else {
2453: $feedurl .= '§ionpick='.$sectionpick;
2454: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2455: }
1.208 raeburn 2456: if (ref($grouppick) eq 'ARRAY') {
2457: $feedurl .= '&grouppick=';
2458: $sectag .= '<input type="hidden" name="grouppick" value="';
2459: foreach my $grp (@{$grouppick}) {
2460: $feedurl .= $grp.',';
2461: $grptag .= $grp.',';
2462: }
2463: $feedurl =~ s/,$//;
2464: $grptag =~ s/,$//;
2465: $grptag .= '" />';
2466: } else {
2467: $feedurl .= '&grouppick='.$grouppick;
2468: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2469: }
1.143 raeburn 2470: if (ref($rolefilter) eq 'ARRAY') {
2471: $feedurl .= '&rolefilter=';
2472: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2473: foreach my $role (@{$rolefilter}) {
2474: $feedurl .= $role.',';
2475: $roletag .= $role.',';
1.143 raeburn 2476: }
2477: $feedurl =~ s/,$//;
2478: $roletag =~ s/,$//;
2479: $roletag .= '" />';
2480: } else {
2481: $feedurl .= '&rolefilter='.$rolefilter;
2482: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2483: }
1.101 raeburn 2484: $feedurl .= '&statusfilter='.$statusfilter;
2485: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2486: }
1.100 raeburn 2487: }
1.208 raeburn 2488: my $grouptag;
2489: if ($group ne '') {
1.269 bisitz 2490: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />';
2491: my $refarg;
1.208 raeburn 2492: if (exists($env{'form.ref'})) {
2493: $refarg = '&ref='.$env{'form.ref'};
2494: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2495: }
2496: if ($feedurl =~ /\?/) {
2497: $feedurl .= '&group='.$group.$refarg;
2498: } else {
2499: $feedurl .= '?group='.$group.$refarg;
2500: }
2501: }
1.233 raeburn 2502: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2503: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 2504: my %onload;
2505: if ($env{'environment.remote'} ne 'off') {
2506: $onload{'onload'} =
2507: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
2508: }
1.186 albertel 2509: my $start_page=
1.207 albertel 2510: &Apache::loncommon::start_page('Feedback sent',undef,
1.208 raeburn 2511: {'redirect' => [0,$feedurl],
1.186 albertel 2512: 'only_body' => 1,
1.189 albertel 2513: 'add_entries' => \%onload});
1.186 albertel 2514: my $end_page = &Apache::loncommon::end_page();
2515: $r->print(<<ENDREDIR);
2516: $start_page
1.150 albertel 2517: <img align="right" src="$logo" />
1.5 www 2518: $typestyle
1.32 albertel 2519: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2520: $blog
1.255 raeburn 2521: $toolarge
1.63 albertel 2522: <font color="red">$status</font>
1.49 www 2523: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2524: $prevtag
1.100 raeburn 2525: $sorttag
1.101 raeburn 2526: $statustag
2527: $roletag
2528: $sectag
1.208 raeburn 2529: $grptag
1.101 raeburn 2530: $userpicktag
1.208 raeburn 2531: $grouptag
1.49 www 2532: </form>
1.186 albertel 2533: $end_page
1.2 www 2534: ENDREDIR
2535: }
1.6 albertel 2536:
2537: sub no_redirect_back {
2538: my ($r,$feedurl) = @_;
1.107 www 2539: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2540:
1.200 albertel 2541: my %onload;
2542: if ($env{'environment.remote'} ne 'off') {
2543: $onload{'onload'} =
2544: "if (window.name!='loncapaclient') { self.window.close(); }";
2545: }
2546:
1.187 albertel 2547: my %body_options = ('only_body' => 1,
1.191 albertel 2548: 'bgcolor' => '#FFFFFF',
1.200 albertel 2549: 'add_entries' => \%onload,);
1.187 albertel 2550:
2551: if ($feedurl !~ m{^/adm/feedback}) {
2552: $body_options{'rediect'} = [2,$feedurl];
1.7 albertel 2553: }
1.187 albertel 2554: my $start_page=
2555: &Apache::loncommon::start_page('Feedback not sent',undef,
2556: \%body_options);
2557:
2558: my $end_page = &Apache::loncommon::end_page();
2559:
1.233 raeburn 2560: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2561: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2562: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2563: $start_page
1.150 albertel 2564: <img align="right" src="$logo" />
1.107 www 2565: <b>$nofeed</b>
1.187 albertel 2566: <br />
2567: $end_page
1.8 www 2568: ENDNOREDIRTWO
1.2 www 2569: }
1.6 albertel 2570:
2571: sub screen_header {
1.141 raeburn 2572: my ($feedurl,$symb) = @_;
1.273.4.2 raeburn 2573: my $crscontent = &mt('Question/Comment/Feedback about course content');
2574: my $crspolicy = &mt('Question/Comment/Feedback about course policy');
2575: my $contribdisc = &mt('Contribution to course discussion of resource');
2576: my $anoncontrib = &mt('Anonymous contribution to course discussion of resource');
2577: my $namevis = &mt('name only visible to course faculty');
2578: my $crstype;
2579: if ($env{'request.course.id'}) {
2580: $crstype = &Apache::loncommon::course_type();
2581: if ($crstype eq 'Community') {
2582: $crscontent = &mt('Question/Comment/Feedback about community content');
2583: $crspolicy = &mt('Question/Comment/Feedback about community policy');
2584: $contribdisc = &mt('Contribution to community discussion of resource');
2585: $anoncontrib = &mt('Anonymous contribution to community discussion of resource');
2586: $namevis = &mt('name only visible to community facilitators');
2587: }
2588: }
1.65 www 2589: my $msgoptions='';
2590: my $discussoptions='';
1.157 albertel 2591: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2592: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2593: $msgoptions=
1.202 albertel 2594: '<p><label><input type="radio" name="discuss" value="author" /> '.
1.151 albertel 2595: &mt('Feedback to resource author').'</label></p>';
1.65 www 2596: }
1.243 www 2597: my %optionhash=();
2598: foreach my $type ('question','comment','policy') {
2599: $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'};
2600: }
1.65 www 2601: if (&feedback_available(1)) {
2602: $msgoptions.=
1.202 albertel 2603: '<p><label><input type="radio" name="discuss" value="question" /> '.
1.243 www 2604: ($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label></p>';
1.65 www 2605: }
2606: if (&feedback_available(0,1)) {
2607: $msgoptions.=
1.202 albertel 2608: '<p><label><input type="radio" name="discuss" value="course" /> '.
1.273.4.2 raeburn 2609: ($optionhash{'comment'}?$optionhash{'comment'}:$crscontent).
1.151 albertel 2610: '</label></p>';
1.65 www 2611: }
2612: if (&feedback_available(0,0,1)) {
2613: $msgoptions.=
1.202 albertel 2614: '<p><label><input type="radio" name="discuss" value="policy" /> '.
1.273.4.2 raeburn 2615: ($optionhash{'policy'}?$optionhash{'policy'}:$crspolicy).
1.151 albertel 2616: '</label></p>';
1.65 www 2617: }
2618: }
1.190 www 2619: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.241 raeburn 2620: my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
2621: if (!$blocked && &discussion_open(undef,$symb) &&
1.90 albertel 2622: &Apache::lonnet::allowed('pch',
1.157 albertel 2623: $env{'request.course.id'}.
2624: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.234 raeburn 2625: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
1.273.4.2 raeburn 2626: $contribdisc.
2627: '</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
2628: $anoncontrib.
2629: ' <i>('.$namevis.')</i></label> '.
2630:
1.234 raeburn 2631: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
1.241 raeburn 2632: my $blockblog = &Apache::loncommon::blocking_status('blogs');
2633: if (!$blockblog) {
1.273.4.2 raeburn 2634: $discussoptions.= &add_blog_checkbox($crstype);
1.241 raeburn 2635: }
1.141 raeburn 2636: }
1.65 www 2637: }
1.272 bisitz 2638: if ($msgoptions) {
2639: $msgoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').'" />'
1.273.4.3! raeburn 2640: .' '.&mt('Send Feedback').'</h2><p>'.&Apache::lonhtmlcommon::coursepreflink(&mt('Feedback Settings'),'feedback').'</p>'
1.272 bisitz 2641: .$msgoptions;
2642: }
1.65 www 2643: if ($discussoptions) {
1.272 bisitz 2644: $discussoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" />'
1.273.4.3! raeburn 2645: .' '.&mt('Discussion Contributions').'</h2><p>'.&Apache::lonhtmlcommon::coursepreflink(&mt('Discussion Settings'),'discussion').'</p>'
1.272 bisitz 2646: .$discussoptions;
2647: }
1.65 www 2648: return $msgoptions.$discussoptions;
1.6 albertel 2649: }
2650:
2651: sub resource_output {
2652: my ($feedurl) = @_;
1.46 albertel 2653: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2654: $usersaw=~s/\<body[^\>]*\>//gi;
2655: $usersaw=~s/\<\/body\>//gi;
2656: $usersaw=~s/\<html\>//gi;
2657: $usersaw=~s/\<\/html\>//gi;
2658: $usersaw=~s/\<head\>//gi;
2659: $usersaw=~s/\<\/head\>//gi;
2660: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2661: return $usersaw;
2662: }
2663:
2664: sub clear_out_html {
1.194 albertel 2665: my ($message,$override,$ignore_htmlarea)=@_;
2666: if (!$ignore_htmlarea
2667: && !&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2668: # Always allow the <m>-tag
2669: my %html=(M=>1);
2670: # Check if more is allowed
1.157 albertel 2671: my $cid=$env{'request.course.id'};
2672: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2673: ($override)) {
1.37 albertel 2674: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2675: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
2676: # <SUP>
1.107 www 2677: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2678: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
1.155 albertel 2679: M=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.107 www 2680: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1);
2681: }
2682: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2683: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2684: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2685: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2686: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2687: return $message;
2688: }
2689:
2690: sub assemble_email {
1.237 raeburn 2691: my ($message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2692: my %lt = &Apache::lonlocal::texthash(
2693: 'prev' => 'Previous attempts of student (if applicable)',
2694: 'orig' => 'Original screen output (if applicable)',
2695: 'corr' => 'Correct Answer(s) (if applicable)',
2696: );
1.6 albertel 2697: my $email=<<"ENDEMAIL";
2698: $message
2699: ENDEMAIL
2700: my $citations=<<"ENDCITE";
1.220 raeburn 2701: <h2>$lt{'prev'}</h2>
1.6 albertel 2702: $prevattempts
1.63 albertel 2703: <br /><hr />
1.220 raeburn 2704: <h2>$lt{'orig'}</h2>
1.6 albertel 2705: $usersaw
1.220 raeburn 2706: <h2>$lt{'corr'}</h2>
1.40 albertel 2707: $useranswer
1.6 albertel 2708: ENDCITE
2709: return ($email,$citations);
2710: }
2711:
1.36 www 2712:
2713: sub feedback_available {
2714: my ($question,$course,$policy)=@_;
1.242 albertel 2715: my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question,
2716: $course,$policy);
1.36 www 2717: return scalar(%to);
1.6 albertel 2718: }
2719:
2720: sub send_msg {
1.246 albertel 2721: my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_;
2722: my $status='';
2723: my $sendsomething=0;
2724: my $restitle = &get_resource_title($symb,$feedurl);
2725: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2726: unless ($title=~/\w/) { $title=&mt('Feedback'); }
2727: foreach my $key (keys(%to)) {
2728: if ($key) {
2729: my ($user,$domain) = split(/\:/,$key,2);
2730: if (!defined($user)) {
2731: $status.='<br />'.&mt('Error sending message to [_1], no user specified.',$key);
2732: } elsif (!defined($domain)) {
2733: $status.='<br />'.&mt('Error sending message to [_1], no domain specified.',$key);
2734: } else {
2735: unless (&Apache::lonmsg::user_normal_msg($user,$domain,
2736: $title.' ['.$restitle.']',$email,$citations,$feedurl,
2737: $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) {
2738: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
2739: } else {
2740: $sendsomething++;
2741: }
2742: }
2743: }
1.6 albertel 2744: }
1.246 albertel 2745:
1.18 www 2746:
2747: my %record=&Apache::lonnet::restore('_feedback');
1.221 raeburn 2748: my ($temp)=keys(%record);
1.18 www 2749: unless ($temp=~/^error\:/) {
1.246 albertel 2750: my %newrecord=();
2751: $newrecord{'resource'}=$feedurl;
2752: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2753: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
2754: $status.='<br />'.&mt('Not registered').'<br />';
2755: }
1.18 www 2756: }
1.246 albertel 2757:
2758: return ($status,$sendsomething);
1.6 albertel 2759: }
2760:
1.13 www 2761: sub adddiscuss {
1.78 raeburn 2762: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2763: my $status='';
1.122 raeburn 2764: my $realsymb;
2765: if ($symb=~/^bulletin___/) {
2766: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2767: $filename=~s|^adm/wrapper/||;
2768: $realsymb=&Apache::lonnet::symbread($filename);
2769: }
2770: if (&discussion_open(undef,$realsymb) &&
1.157 albertel 2771: &Apache::lonnet::allowed('pch',$env{'request.course.id'}.
2772: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.20 www 2773:
1.13 www 2774: my %contrib=('message' => $email,
1.157 albertel 2775: 'sendername' => $env{'user.name'},
2776: 'senderdomain' => $env{'user.domain'},
2777: 'screenname' => $env{'environment.screenname'},
2778: 'plainname' => $env{'environment.firstname'}.' '.
2779: $env{'environment.middlename'}.' '.
2780: $env{'environment.lastname'}.' '.
2781: $env{'enrironment.generation'},
1.78 raeburn 2782: 'attachmenturl'=> $attachmenturl,
2783: 'subject' => $subject);
1.157 albertel 2784: if ($env{'form.replydisc'}) {
2785: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2786: }
1.14 www 2787: if ($anon) {
2788: $contrib{'anonymous'}='true';
2789: }
1.13 www 2790: if (($symb) && ($email)) {
1.231 raeburn 2791: my $now = time;
1.157 albertel 2792: if ($env{'form.editdisc'}) {
1.102 raeburn 2793: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2794: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 2795: $contrib{'timestamp'} = $now;
1.102 raeburn 2796: $contrib{'history'} = '';
2797: my $numoldver = 0;
1.157 albertel 2798: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 2799: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2800: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2801: # get timestamp for last post and history
1.157 albertel 2802: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
2803: $env{'course.'.$env{'request.course.id'}.'.domain'},
2804: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2805: if (defined($oldcontrib{$oldidx.':replyto'})) {
2806: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2807: }
2808: if (defined($oldcontrib{$oldidx.':history'})) {
2809: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 2810: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 2811: $numoldver = @oldversions;
2812: } else {
2813: $numoldver = 1;
2814: }
2815: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2816: }
1.108 raeburn 2817: my $numnewver = $numoldver + 1;
1.102 raeburn 2818: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2819: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2820: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2821: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2822: } else {
1.112 raeburn 2823: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2824: }
1.102 raeburn 2825: }
2826: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2827: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2828: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2829: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2830: } else {
1.112 raeburn 2831: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2832: }
1.102 raeburn 2833: }
2834: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 2835: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 2836: $oldsymb,$oldidx,\%contrib,
1.157 albertel 2837: $env{'course.'.$env{'request.course.id'}.'.domain'},
2838: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2839: $status='Editing class discussion'.($anon?' (anonymous)':'');
2840: } else {
2841: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 2842: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
2843: $env{'course.'.$env{'request.course.id'}.'.domain'},
2844: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2845: }
1.231 raeburn 2846: my %storenewentry=($symb => $now);
1.63 albertel 2847: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2848: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 2849: $env{'course.'.$env{'request.course.id'}.'.domain'},
2850: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 2851: }
1.17 www 2852: my %record=&Apache::lonnet::restore('_discussion');
1.221 raeburn 2853: my ($temp)=keys(%record);
1.17 www 2854: unless ($temp=~/^error\:/) {
2855: my %newrecord=();
2856: $newrecord{'resource'}=$symb;
2857: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2858: $status.='<br />'.&mt('Registering').': '.
1.21 www 2859: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2860: }
2861: } else {
2862: $status.='Failed.';
1.17 www 2863: }
1.63 albertel 2864: return $status.'<br />';
1.13 www 2865: }
2866:
1.231 raeburn 2867: sub get_discussion_info {
2868: my ($idx,%contrib) = @_;
2869: my $changelast = 0;
2870: my $count = 0;
2871: my $hiddenflag = 0;
2872: my $deletedflag = 0;
2873: my ($hidden,$deleted,%info,$newlastdisc);
2874: my $version = $contrib{'version'};
2875: if ($version) {
2876: for (my $id=$version; $id>0; $id--) {
2877: my $vkeys=$contrib{$id.':keys'};
2878: my @keys=split(/:/,$vkeys);
2879: if (grep(/^hidden$/,@keys)) {
2880: if (!$hiddenflag) {
2881: $hidden = $contrib{$id.':hidden'};
2882: $hiddenflag = 1;
2883: }
2884: } elsif (grep(/^deleted$/,@keys)) {
2885: if (!$deletedflag) {
2886: $deleted = $contrib{$id.':deleted'};
2887: $deletedflag = 1;
2888: }
2889: } else {
2890: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
2891: $count++;
2892: $info{$count}{'id'} = $id;
2893: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
2894: }
2895: }
2896: }
2897: if ($info{'1'}{'id'} == $idx) {
2898: $changelast = 1;
2899: if ($count > 1) {
2900: $newlastdisc = $info{'2'}{'timestamp'};
2901: } else {
2902: $newlastdisc = 0;
2903: }
2904: }
2905: }
2906: return ($changelast,$newlastdisc);
2907: }
2908:
1.33 www 2909: # ----------------------------------------------------------- Preview function
2910:
2911: sub show_preview {
1.187 albertel 2912: my ($r) = @_;
1.135 albertel 2913: &Apache::loncommon::content_type($r,'text/html');
2914: $r->send_http_header;
1.218 albertel 2915: my $start_page=
2916: &Apache::loncommon::start_page('Preview',undef,
2917: {'only_body' => 1,});
2918:
1.157 albertel 2919: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 2920: &newline_to_br(\$message);
1.106 www 2921: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2922: $message=&Apache::lontexconvert::msgtexconverted($message);
1.194 albertel 2923: my $subject=&clear_out_html($env{'form.subject'},undef,1);
1.78 raeburn 2924: $subject=~s/\n/\<br \/\>/g;
2925: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 2926:
2927: my $end_page = &Apache::loncommon::end_page();
2928:
1.263 bisitz 2929: $r->print($start_page
2930: .'<h1>'.&mt('Preview').'</h1>'
2931: .&Apache::lonhtmlcommon::start_pick_box()
2932: .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
2933: .$subject
2934: .&Apache::lonhtmlcommon::row_closure()
2935: .&Apache::lonhtmlcommon::row_title(&mt('Message'))
2936: .$message
2937: .&Apache::lonhtmlcommon::row_closure(1)
2938: .&Apache::lonhtmlcommon::end_pick_box()
2939: .$end_page
2940: );
1.33 www 2941: }
2942:
1.165 albertel 2943:
2944: sub newline_to_br {
2945: my ($message)=@_;
2946: my $newmessage;
2947: my $parser=HTML::LCParser->new($message);
2948: while (my $token=$parser->get_token()) {
2949: if ($token->[0] eq 'T') {
2950: my $text=$token->[1];
2951: $text=~s/\n/\<br \/\>/g;
2952: $newmessage.=$text;
2953: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
2954: $newmessage.=$token->[1];
2955: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
2956: $newmessage.=$token->[2];
2957: } elsif ($token->[0] eq 'S') {
2958: $newmessage.=$token->[4];
2959: }
2960:
2961: }
2962: $$message=$newmessage;
2963: }
2964:
1.33 www 2965: sub generate_preview_button {
1.171 www 2966: my ($formname,$fieldname)=@_;
2967: unless ($formname) { $formname='mailform'; }
2968: unless ($fieldname) { $fieldname='comment'; }
1.107 www 2969: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 2970: return(<<ENDPREVIEW);
1.205 raeburn 2971: <br />
1.33 www 2972: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.269 bisitz 2973: <input type="hidden" name="subject" />
1.33 www 2974: <input type="hidden" name="comment" />
1.65 www 2975: <input type="button" value="$pre"
1.171 www 2976: onClick="if (typeof(document.$formname.onsubmit)=='function') {document.$formname.onsubmit();};this.form.comment.value=document.$formname.$fieldname.value;this.form.subject.value=document.$formname.subject.value;this.form.submit();" />
1.33 www 2977: </form>
2978: ENDPREVIEW
2979: }
1.71 www 2980:
1.108 raeburn 2981: sub modify_attachments {
1.255 raeburn 2982: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls,
2983: $attachmaxtext,$toolarge)=@_;
1.218 albertel 2984:
1.220 raeburn 2985: my %lt = &Apache::lonlocal::texthash(
2986: 'subj' => 'Subject',
2987: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
2988: 'chth' => 'Check the checkboxes for any you wish to remove.',
2989: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
2990: 'adda' => 'Add a new attachment to this post.',
1.247 albertel 2991: 'stch' => 'Save Changes',
1.220 raeburn 2992: );
1.218 albertel 2993: my $js = <<END;
2994: <script type="text/javascript">
2995: function setAction () {
2996: document.modattachments.action = document.modattachments.origpage.value;
2997: document.modattachments.submit();
2998: }
2999: </script>
3000: END
3001:
3002: my $start_page =
3003: &Apache::loncommon::start_page('Discussion Post Attachments',$js);
3004:
1.204 www 3005: my $orig_subject = &unescape($env{'form.subject'});
1.194 albertel 3006: my $subject=&clear_out_html($orig_subject,undef,1);
1.108 raeburn 3007: $subject=~s/\n/\<br \/\>/g;
3008: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 3009: my $timestamp=$env{'form.timestamp'};
3010: my $numoldver=$env{'form.numoldver'};
1.187 albertel 3011:
1.108 raeburn 3012: my $msg = '';
1.113 raeburn 3013: my %attachments = ();
1.108 raeburn 3014: my %currattach = ();
3015: if ($idx) {
1.113 raeburn 3016: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 3017: }
1.139 albertel 3018: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 3019:
3020: my $end_page =
3021: &Apache::loncommon::end_page();
3022:
3023: $r->print(<<END);
1.198 albertel 3024: $start_page
1.255 raeburn 3025: $toolarge
1.108 raeburn 3026: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
1.255 raeburn 3027: <br />
3028: <table class="LC_data_table">
1.108 raeburn 3029: <tr>
1.255 raeburn 3030: <td colspan="2">
1.124 raeburn 3031: <b>Subject:</b> $subject</b><br /><br />
1.108 raeburn 3032: END
3033: if ($idx) {
3034: if ($attachmenturls) {
1.221 raeburn 3035: my @currold = keys(%currattach);
1.108 raeburn 3036: if (@currold > 0) {
1.220 raeburn 3037: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3038: foreach my $id (@currold) {
3039: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3040: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3041: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3042: }
3043: $r->print("<br />");
3044: }
3045: }
3046: }
1.213 raeburn 3047: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3048: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3049: foreach my $attach (@{$currnewattach}) {
3050: $attach =~ m#/([^/]+)$#;
3051: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3052: }
3053: $r->print("<br />");
3054: }
3055: $r->print(<<END);
1.255 raeburn 3056: </td></tr>
3057: <tr>
3058: <td>
3059: $lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onClick="this.form.submit()" />
1.108 raeburn 3060: </td>
3061: </tr>
1.255 raeburn 3062: <tr>
3063: <td colspan="2">$attachmaxtext</td>
3064: </tr>
1.108 raeburn 3065: </table>
1.157 albertel 3066: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3067: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3068: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3069: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3070: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3071: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3072: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3073: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3074: END
1.220 raeburn 3075: foreach my $item (@{$currnewattach}) {
3076: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3077: }
1.220 raeburn 3078: foreach my $item (@{$currdelold}) {
3079: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3080: }
3081: $r->print(<<END);
1.269 bisitz 3082: <input type="button" name="rtntoedit" value="$lt{'stch'}" onClick="setAction()" />
1.108 raeburn 3083: </form>
1.187 albertel 3084: $end_page
1.108 raeburn 3085: END
3086: return;
3087: }
3088:
3089: sub process_attachments {
3090: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3091:
3092: @{$currnewattach}=
3093: &Apache::loncommon::get_env_multiple('form.currnewattach');
3094: @{$currdelold}=
3095: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3096: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3097: my @currdelnew =
3098: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3099: my @currnew = ();
3100: foreach my $newone (@{$currnewattach}) {
3101: my $delflag = 0;
1.221 raeburn 3102: foreach my $item (@currdelnew) {
3103: if ($newone eq $item) {
1.108 raeburn 3104: $delflag = 1;
3105: last;
3106: }
3107: }
3108: unless ($delflag) {
1.221 raeburn 3109: push(@currnew, $newone);
1.108 raeburn 3110: }
3111: }
3112: @{$currnewattach} = @currnew;
3113: }
1.158 albertel 3114: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3115: }
3116:
3117: sub generate_attachments_button {
1.224 raeburn 3118: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3119: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3120: my $origpage = $ENV{'REQUEST_URI'};
3121: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3122: my %lt = &Apache::lonlocal::texthash(
3123: 'clic' => 'Click to add/remove attachments',
3124: );
1.108 raeburn 3125: my $response = (<<END);
1.205 raeburn 3126: <br />
1.108 raeburn 3127: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3128: $lt{'clic'}: <input type="button" value="$att"
1.124 raeburn 3129: 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 3130: END
1.224 raeburn 3131: if (!$blockblog) {
3132: $response .= 'setblogvalue();';
3133: }
1.108 raeburn 3134: unless ($mode eq 'board') {
3135: $response .= 'javascript:anonchk();';
3136: }
3137: $response .= (<<ENDATTACH);
3138: this.form.submit();" />
3139: <input type="hidden" name="origpage" value="$origpage" />
3140: <input type="hidden" name="idx" value="$idx" />
3141: <input type="hidden" name="timestamp" value="$now" />
3142: <input type="hidden" name="subject" />
3143: <input type="hidden" name="comment" />
1.271 bisitz 3144: <input type="hidden" name="blog" value="0" />
3145: <input type="hidden" name="discuss" value="0" />
1.108 raeburn 3146: <input type="hidden" name="numoldver" value="$numoldver" />
3147: ENDATTACH
3148: if (defined($deloldattach)) {
3149: if (@{$deloldattach} > 0) {
1.221 raeburn 3150: foreach my $delatt (@{$deloldattach}) {
3151: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3152: }
3153: }
3154: }
3155: if (defined($currnewattach)) {
3156: if (@{$currnewattach} > 0) {
1.221 raeburn 3157: foreach my $attach (@{$currnewattach}) {
3158: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3159: }
3160: }
3161: }
3162: $response .= '</form>';
3163: return $response;
3164: }
3165:
3166: sub extract_attachments {
3167: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3168: %{$attachments}=();
3169: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3170: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3171: if (exists($$attachments{$id}{$numoldver})) {
3172: if (defined($currdelold)) {
3173: if (@{$currdelold} > 0) {
3174: unless (grep/^$id$/,@{$currdelold}) {
3175: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3176: }
1.113 raeburn 3177: } else {
3178: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3179: }
1.116 raeburn 3180: } else {
3181: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3182: }
3183: }
1.116 raeburn 3184: }
1.221 raeburn 3185: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3186: if (@attached == 1) {
3187: my $id = $attached[0];
3188: my $attachurl;
3189: if ($attachmenturls =~ m/^<attachment id="0">/) {
3190: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3191: } else {
3192: $attachurl = $$attachments{$id}{'filename'};
3193: }
3194: $attachurl=~m|/([^/]+)$|;
3195: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3196: $1.'</tt></a><br />';
3197: &Apache::lonnet::allowuploaded('/adm/feedback',
3198: $attachurl);
3199: } elsif (@attached > 1) {
3200: $$message.='<ol>';
1.221 raeburn 3201: foreach my $attach (@attached) {
3202: my $id = $attach;
1.113 raeburn 3203: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3204: my ($fname)
3205: =($attachurl=~m|/([^/]+)$|);
3206: $$message .= '<li><a href="'.$attachurl.
3207: '"><tt>'.
3208: $fname.'</tt></a></li>';
1.108 raeburn 3209: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3210: $attachurl);
1.108 raeburn 3211: }
1.116 raeburn 3212: $$message .= '</ol>';
1.108 raeburn 3213: }
3214: }
3215:
3216: sub construct_attachmenturl {
3217: my ($currnewattach,$keepold,$symb,$idx)=@_;
3218: my $oldattachmenturl;
3219: my $newattachmenturl;
1.113 raeburn 3220: my $startnum = 0;
1.108 raeburn 3221: my $currver = 0;
1.157 albertel 3222: if (($env{'form.editdisc'}) && ($idx)) {
3223: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3224: $env{'course.'.$env{'request.course.id'}.'.domain'},
3225: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3226: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3227: if ($contrib{$idx.':history'}) {
3228: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3229: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3230: $currver = 1 + scalar(@oldversions);
3231: } else {
3232: $currver = 2;
3233: }
3234: } else {
3235: $currver = 1;
3236: }
3237: if ($oldattachmenturl) {
1.113 raeburn 3238: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3239: my %attachments = ();
3240: my $prevver = $currver-1;
3241: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3242: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3243: $startnum += $numattach;
1.221 raeburn 3244: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3245: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3246: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3247: unless ($item eq 'filename') {
3248: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3249: }
1.113 raeburn 3250: }
3251: if (grep/^$num$/,@{$keepold}) {
3252: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3253: }
1.113 raeburn 3254: $newattachmenturl .= '</attachment>';
1.108 raeburn 3255: }
3256: } else {
1.116 raeburn 3257: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3258: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3259: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3260: }
1.113 raeburn 3261: $newattachmenturl .= '</attachment>';
1.108 raeburn 3262: $startnum ++;
3263: }
3264: }
3265: }
3266: for (my $i=0; $i<@{$currnewattach}; $i++) {
3267: my $attachnum = $startnum + $i;
1.113 raeburn 3268: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3269: }
3270: return $newattachmenturl;
3271: }
1.128 raeburn 3272:
1.224 raeburn 3273: sub add_blog_checkbox {
1.273.4.2 raeburn 3274: my ($crstype) = @_;
3275: my $checkstatus;
1.224 raeburn 3276: if ($env{'form.blog'}) {
3277: $checkstatus = 'checked="checked"';
3278: }
3279: my $output = '
3280: <script type="text/javascript">
3281: function setblogvalue() {
3282: if (document.mailform.blog.checked) {
3283: document.attachment.blog.value = 1;
3284: } else {
3285: document.attachment.blog.value = 0;
3286: }
3287: }
3288: </script><br />
1.273.4.2 raeburn 3289: <label><input type="checkbox" name="blog" '.$checkstatus.' /> ';
3290: if ($crstype eq 'Community') {
3291: $output .= &mt('Add to my public community blog');
3292: } else {
3293: $output .= &mt('Add to my public course blog');
3294: }
3295: $output .= '</label><br />'."\n";
1.224 raeburn 3296: return $output;
3297: }
3298:
1.128 raeburn 3299: sub has_discussion {
3300: my $resourcesref = shift;
3301: my $navmap = Apache::lonnavmaps::navmap->new();
1.260 raeburn 3302: if (defined($navmap)) {
3303: my @allres=$navmap->retrieveResources();
3304: foreach my $resource (@allres) {
3305: if ($resource->hasDiscussion()) {
3306: my $ressymb = $resource->wrap_symb();
3307: if (ref($resourcesref) eq 'ARRAY') {
3308: push(@{$resourcesref}, $ressymb);
3309: }
3310: }
1.128 raeburn 3311: }
1.260 raeburn 3312: } else {
3313: &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
1.128 raeburn 3314: }
3315: return;
1.143 raeburn 3316: }
3317:
3318: sub sort_filter_names {
1.273.4.2 raeburn 3319: my ($sort_types,$role_types,$status_types,$crstype) = @_;
3320: if (ref($sort_types) eq 'HASH') {
3321: %{$sort_types} = (
1.143 raeburn 3322: ascdate => 'Date order - oldest first',
3323: descdate => 'Date order - newest first',
3324: thread => 'Threaded',
3325: subject => 'By subject',
3326: username => 'By domain and username',
3327: lastfirst => 'By last name, first name'
3328: );
1.273.4.2 raeburn 3329: }
3330: my @courseroles = qw(st in ta ep ad);
3331: if ($crstype eq 'Community') {
3332: push(@courseroles,'co');
3333: } else {
3334: push(@courseroles,'cc');
3335: }
3336: if (ref($role_types) eq 'HASH') {
3337: foreach my $role (@courseroles) {
3338: $role_types->{$role} = &Apache::lonnet::plaintext($role,$crstype);
3339: }
3340: $role_types->{'all'} = 'All roles';
3341: $role_types->{'cr'} = 'Custom role';
3342: }
3343: if (ref($status_types) eq 'HASH') {
3344: %{$status_types} = (
3345: all => 'Roles of any status',
3346: Active => 'Only active roles',
3347: Expired => 'Only past roles',
3348: Future => 'Only future roles',
3349: );
3350: }
1.143 raeburn 3351: }
1.273.4.2 raeburn 3352:
1.6 albertel 3353: sub handler {
3354: my $r = shift;
1.8 www 3355: if ($r->header_only) {
1.71 www 3356: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3357: $r->send_http_header;
3358: return OK;
3359: }
1.15 www 3360:
3361: # --------------------------- Get query string for limited number of parameters
3362:
1.97 raeburn 3363: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.208 raeburn 3364: ['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']);
3365: my $group = $env{'form.group'};
1.255 raeburn 3366: my %attachmax = (
1.268 bisitz 3367: text => &mt('(128 KB max size)'),
1.255 raeburn 3368: num => 131072,
3369: );
1.180 raeburn 3370: if ($env{'form.editdisc'}) {
1.208 raeburn 3371: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3372: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3373: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3374: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3375: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3376: undef,undef,undef,$group);
1.180 raeburn 3377: return OK;
3378: }
3379: }
1.157 albertel 3380: if ($env{'form.discsymb'}) {
3381: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3382: my $readkey = $symb.'_read';
3383: my $chgcount = 0;
1.157 albertel 3384: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3385: foreach my $key (keys(%env)) {
1.111 raeburn 3386: if ($key =~ m/^form\.postunread_(\d+)/) {
3387: if ($readinghash{$readkey} =~ /\.$1\./) {
3388: $readinghash{$readkey} =~ s/\.$1\.//;
3389: $chgcount ++;
3390: }
3391: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3392: unless ($readinghash{$readkey} =~ /\.$1\./) {
3393: $readinghash{$readkey} .= '.'.$1.'.';
3394: $chgcount ++;
3395: }
3396: }
3397: }
3398: if ($chgcount > 0) {
1.157 albertel 3399: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3400: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3401: }
1.133 albertel 3402: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3403: '0','0','','',$env{'form.previous'},'','','',
3404: undef,undef,undef,$group);
1.111 raeburn 3405: return OK;
3406: }
1.157 albertel 3407: if ($env{'form.allversions'}) {
1.109 raeburn 3408: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3409: &Apache::loncommon::no_cache($r);
1.109 raeburn 3410: $r->send_http_header;
1.187 albertel 3411:
3412: $r->print(&Apache::loncommon::start_page('Discussion Post Versions'));
3413:
1.157 albertel 3414: my $crs='/'.$env{'request.course.id'};
3415: if ($env{'request.course.sec'}) {
3416: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3417: }
1.133 albertel 3418: $crs=~s|_|/|g;
1.208 raeburn 3419: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3420: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3421: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3422: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3423: my $ressymb = &wrap_symb($symb);
3424: my $group = $env{'form.group'};
3425: my $seeid;
3426: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3427: if (&check_group_priv($group,'dgp') eq 'ok') {
3428: $seeid = 1;
3429: }
3430: } else {
3431: $seeid = &Apache::lonnet::allowed('rin',$crs);
3432: }
1.109 raeburn 3433: if ($idx > 0) {
1.116 raeburn 3434: my %messages = ();
3435: my %subjects = ();
3436: my %attachmsgs = ();
3437: my %allattachments = ();
3438: my %imsfiles = ();
3439: my ($screenname,$plainname);
1.157 albertel 3440: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3441: $env{'course.'.$env{'request.course.id'}.'.domain'},
3442: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3443: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3444: }
1.187 albertel 3445: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3446: return OK;
3447: }
1.157 albertel 3448: if ($env{'form.posterlist'}) {
3449: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3450: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3451: $env{'form.sortposts'});
1.101 raeburn 3452: return OK;
3453: }
1.157 albertel 3454: if ($env{'form.userpick'}) {
1.133 albertel 3455: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3456: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3457: my $numpicks = @posters;
1.133 albertel 3458: my %discinfo;
3459: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3460: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3461: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3462: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3463: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3464: '',$numpicks,$group);
1.101 raeburn 3465: return OK;
3466: }
1.157 albertel 3467: if ($env{'form.applysort'}) {
3468: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3469: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3470: '',$env{'form.previous'},$env{'form.sortposts'},
3471: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3472: $env{'form.sectionpick'},$env{'form.grouppick'},
3473: undef,$group);
1.100 raeburn 3474: return OK;
1.157 albertel 3475: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3476: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3477: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3478: return OK;
1.157 albertel 3479: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3480: my %discinfo = ();
3481: my @resources = ();
1.157 albertel 3482: if (defined($env{'form.navmaps'})) {
3483: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3484: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3485: } else {
1.157 albertel 3486: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3487: }
1.99 raeburn 3488: } else {
1.128 raeburn 3489: &has_discussion(\@resources);
1.99 raeburn 3490: }
3491: my $numitems = @resources;
3492: my $feedurl = '/adm/navmaps';
1.157 albertel 3493: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3494: my %lt = &Apache::lonlocal::texthash(
3495: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3496: 'robb' => 'resources/bulletin boards.',
1.264 schafran 3497: 'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
1.99 raeburn 3498: );
1.221 raeburn 3499: foreach my $res (@resources) {
3500: my $ressymb=$res;
1.132 albertel 3501: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3502: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3503: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3504: }
1.128 raeburn 3505: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3506: if ($numitems > 0) {
1.157 albertel 3507: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3508: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3509: } else {
3510: $textline = "<b>$lt{'twnp'}</b>";
3511: }
1.99 raeburn 3512: &Apache::loncommon::content_type($r,'text/html');
3513: $r->send_http_header;
1.150 albertel 3514: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3515: my %onload;
3516: if ($env{'environment.remote'} ne 'off') {
3517: $onload{'onload'} =
3518: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
3519: }
3520:
1.186 albertel 3521: my $start_page=
3522: &Apache::loncommon::start_page('New posts marked as read',undef,
3523: {'redirect' => [2,$feedurl],
3524: 'only_body' => 1,
1.189 albertel 3525: 'add_entries' => \%onload});
1.186 albertel 3526: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3527: $r->print (<<ENDREDIR);
1.186 albertel 3528: $start_page
1.150 albertel 3529: <img align="right" src="$logo" />
1.128 raeburn 3530: $textline
1.99 raeburn 3531: <form name="reldt" action="$feedurl" target="loncapaclient">
3532: </form>
1.187 albertel 3533: <br />
1.186 albertel 3534: $end_page
1.99 raeburn 3535: ENDREDIR
3536: return OK;
1.157 albertel 3537: } elsif ($env{'form.modifydisp'}) {
3538: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3539: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3540: split(/_/,$env{'form.changes'});
3541: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3542: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3543: return OK;
1.157 albertel 3544: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3545: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3546: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3547: $env{'form.toggon'} || $env{'form.markread'}) {
3548: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3549: my %discinfo;
1.133 albertel 3550: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3551: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3552: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3553: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3554: if ($env{'form.markondisp'}) {
1.137 albertel 3555: $discinfo{$symb.'_lastread'} = time;
3556: $discinfo{$symb.'_markondisp'} = 1;
3557: }
1.157 albertel 3558: if ($env{'form.markonread'}) {
3559: if ( $env{'form.previous'} > 0 ) {
3560: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3561: }
3562: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3563: }
1.133 albertel 3564: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3565: if ($env{'form.allposts'}) {
1.137 albertel 3566: $discinfo{$symb.'_showonlyunread'} = 0;
3567: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3568: }
1.157 albertel 3569: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3570: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3571: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3572: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3573: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3574: \%discinfo,$env{'user.domain'},$env{'user.name'});
3575: my $previous=$env{'form.previous'};
3576: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3577: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3578: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3579: return OK;
1.157 albertel 3580: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3581: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3582: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3583: my ($symb,$idx)=split(/\:\:\:/,$entry);
3584: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3585:
1.180 raeburn 3586: my $crs='/'.$env{'request.course.id'};
3587: if ($env{'request.course.sec'}) {
3588: $crs.='_'.$env{'request.course.sec'};
3589: }
3590: $crs=~s/\_/\//g;
3591: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3592:
1.208 raeburn 3593: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3594: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3595: undef,undef,$group,);
1.180 raeburn 3596: return OK;
3597: }
3598:
1.157 albertel 3599: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3600: $env{'course.'.$env{'request.course.id'}.'.domain'},
3601: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3602:
1.133 albertel 3603: my $currenthidden=$contrib{'hidden'};
3604: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3605:
1.157 albertel 3606: if ($env{'form.hide'}) {
1.133 albertel 3607: $currenthidden.='.'.$idx.'.';
3608: unless ($seeid) {
3609: $currentstudenthidden.='.'.$idx.'.';
3610: }
3611: } else {
3612: $currenthidden=~s/\.$idx\.//g;
3613: }
3614: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3615: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3616: $newhash{'studenthidden'} = $currentstudenthidden;
3617: }
1.231 raeburn 3618: if ($env{'form.hide'}) {
3619: my $changelast = 0;
3620: my $newlast;
3621: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3622: if ($changelast) {
3623: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3624: $env{'course.'.$env{'request.course.id'}.'.domain'},
3625: $env{'course.'.$env{'request.course.id'}.'.num'});
3626: }
3627: }
1.157 albertel 3628: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3629: $env{'course.'.$env{'request.course.id'}.'.domain'},
3630: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3631:
1.133 albertel 3632: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3633: '0','0','','',$env{'form.previous'},undef,undef,undef,
3634: undef,undef,undef,$group);
1.135 albertel 3635: return OK;
1.157 albertel 3636: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3637: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3638: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 3639: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
1.253 raeburn 3640: &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
1.69 www 3641: } else {
3642: &Apache::lonnet::del('environment',['threadeddiscussion']);
1.265 raeburn 3643: &Apache::lonnet::delenv('environment.threadeddiscussion');
1.72 albertel 3644: }
1.133 albertel 3645: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
1.208 raeburn 3646: '0','0','','',$env{'form.previous'},undef,undef,undef,
3647: undef,undef,undef,$group);
1.135 albertel 3648: return OK;
1.157 albertel 3649: } elsif ($env{'form.deldisc'}) {
1.38 www 3650: # --------------------------------------------------------------- Hide for good
1.157 albertel 3651: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 3652: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 3653: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3654: $env{'course.'.$env{'request.course.id'}.'.domain'},
3655: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 3656: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3657: if ($changelast) {
3658: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3659: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
3660: }
1.135 albertel 3661: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 3662: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3663: $env{'course.'.$env{'request.course.id'}.'.domain'},
3664: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 3665: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3666: '0','0','','',$env{'form.previous'},undef,undef,undef,
3667: undef,undef,undef,$group);
1.135 albertel 3668: return OK;
1.157 albertel 3669: } elsif ($env{'form.preview'}) {
1.33 www 3670: # -------------------------------------------------------- User wants a preview
3671: &show_preview($r);
1.135 albertel 3672: return OK;
1.157 albertel 3673: } elsif ($env{'form.attach'}) {
1.108 raeburn 3674: # -------------------------------------------------------- Work on attachments
3675: &Apache::loncommon::content_type($r,'text/html');
3676: $r->send_http_header;
1.198 albertel 3677: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.255 raeburn 3678: my (@currnewattach,@currdelold,@keepold,$toolarge);
1.108 raeburn 3679: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 3680: if (exists($env{'form.addnewattach.filename'})) {
1.255 raeburn 3681: if (length($env{'form.addnewattach'})<=$attachmax{'num'}) {
1.157 albertel 3682: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 3683: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 3684: push(@currnewattach, $newattachment);
1.255 raeburn 3685: } else {
3686: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
1.108 raeburn 3687: }
3688: }
1.133 albertel 3689: my $attachmenturls;
1.157 albertel 3690: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
3691: my $idx = $env{'form.idx'};
1.108 raeburn 3692: if ($idx) {
1.157 albertel 3693: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3694: $env{'course.'.$env{'request.course.id'}.'.domain'},
3695: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3696: $attachmenturls = $contrib{$idx.':attachmenturl'};
3697: }
1.133 albertel 3698: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
1.255 raeburn 3699: $attachmenturls,$attachmax{'text'},$toolarge);
1.135 albertel 3700: return OK;
1.157 albertel 3701: } elsif ($env{'form.export'}) {
1.116 raeburn 3702: &Apache::loncommon::content_type($r,'text/html');
3703: $r->send_http_header;
1.157 albertel 3704: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 3705: my $mode='board';
1.116 raeburn 3706: my $status='OPEN';
1.157 albertel 3707: my $previous=$env{'form.previous'};
1.168 albertel 3708: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library|task)$/) {
1.116 raeburn 3709: $mode='problem';
3710: $status=$Apache::inputtags::status[-1];
3711: }
3712: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 3713: my $start_page =
3714: &Apache::loncommon::start_page('Resource Feedback and Discussion');
3715: my $end_page =
3716: &Apache::loncommon::end_page();
3717: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 3718: return OK;
1.15 www 3719: } else {
3720: # ------------------------------------------------------------- Normal feedback
1.157 albertel 3721: my $feedurl=$env{'form.postdata'};
1.260 raeburn 3722: $feedurl=~s/^https?\:\/\///;
1.133 albertel 3723: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3724: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3725: $feedurl=~s/\?.+$//;
1.8 www 3726:
1.133 albertel 3727: my $symb;
1.157 albertel 3728: if ($env{'form.replydisc'}) {
3729: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
3730: } elsif ($env{'form.editdisc'}) {
3731: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3732: } elsif ($env{'form.origpage'}) {
1.133 albertel 3733: $symb="";
3734: } else {
3735: $symb=&Apache::lonnet::symbread($feedurl);
3736: }
3737: unless ($symb) {
1.157 albertel 3738: $symb=$env{'form.symb'};
1.133 albertel 3739: }
1.237 raeburn 3740: if (defined($symb)) {
3741: ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb);
3742: } else {
3743: # backward compatibility (bulletin boards used to be 'wrapped')
3744: &Apache::lonenc::check_decrypt(\$feedurl);
3745: &dewrapper(\$feedurl);
3746: }
1.133 albertel 3747: my $goahead=1;
1.168 albertel 3748: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
1.133 albertel 3749: unless ($symb) { $goahead=0; }
3750: }
3751: if (!$goahead) {
3752: # Ambiguous Problem Resource
3753: $r->internal_redirect('/adm/ambiguous');
3754: return OK;
1.31 www 3755: }
1.8 www 3756: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3757: unless (
3758: (
3759: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3760: )
3761: ||
1.157 albertel 3762: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 3763: ||
1.157 albertel 3764: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 3765: ) {
1.135 albertel 3766: &Apache::loncommon::content_type($r,'text/html');
3767: $r->send_http_header;
1.133 albertel 3768: # Unable to give feedback
1.233 raeburn 3769: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 3770: &no_redirect_back($r,$feedurl);
1.178 albertel 3771: return OK;
1.133 albertel 3772: }
1.6 albertel 3773: # --------------------------------------------------- Print login screen header
1.157 albertel 3774: unless ($env{'form.sendit'}) {
1.233 raeburn 3775: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 3776: &Apache::loncommon::content_type($r,'text/html');
3777: $r->send_http_header;
1.234 raeburn 3778: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.235 raeburn 3779: my ($blocked,$blocktext) =
3780: &Apache::loncommon::blocking_status('boards');
1.234 raeburn 3781: if ($blocked) {
3782: $r->print(&blocked_reply_or_edit($blocktext));
3783: return OK;
3784: }
3785: }
1.141 raeburn 3786: my $options=&screen_header($feedurl,$symb);
1.133 albertel 3787: if ($options) {
1.255 raeburn 3788: &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'});
1.133 albertel 3789: } else {
3790: &fail_redirect($r,$feedurl);
3791: }
3792: return OK;
1.6 albertel 3793: }
3794:
3795: # Get previous user input
1.9 albertel 3796: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 3797: $symb,$env{'user.name'},$env{'user.domain'},
3798: $env{'request.course.id'});
1.6 albertel 3799:
3800: # Get output from resource
1.237 raeburn 3801: &Apache::lonenc::check_encrypt(\$feedurl);
1.6 albertel 3802: my $usersaw=&resource_output($feedurl);
3803:
1.50 albertel 3804: # Get resource answer (need to allow student to view grades for this to work)
1.253 raeburn 3805: &Apache::lonnet::appenv({'allowed.vgr'=>'F'});
1.238 raeburn 3806: my $usersymb = &Apache::lonenc::check_encrypt($symb);
1.237 raeburn 3807: my $useranswer=
3808: &Apache::loncommon::get_student_answers(
1.238 raeburn 3809: $usersymb,$env{'user.name'},$env{'user.domain'},
1.237 raeburn 3810: $env{'request.course.id'});
1.50 albertel 3811: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3812: # Get attachments, if any, and not too large
3813: my $attachmenturl='';
1.255 raeburn 3814: my $toolarge='';
1.157 albertel 3815: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
3816: ($env{'form.replydisc'})) {
1.133 albertel 3817: my ($symb,$idx);
1.157 albertel 3818: if ($env{'form.replydisc'}) {
3819: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
3820: } elsif ($env{'form.editdisc'}) {
3821: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
3822: } elsif ($env{'form.origpage'}) {
3823: $symb = $env{'form.symb'};
1.133 albertel 3824: }
1.132 albertel 3825: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3826: my @currnewattach = ();
3827: my @deloldattach = ();
3828: my @keepold = ();
3829: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3830: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3831: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 3832: } elsif ($env{'form.attachment.filename'}) {
1.255 raeburn 3833: if (length($env{'form.attachment'})<=$attachmax{'num'}) {
3834: my $now = time;
3835: my $subdir = 'feedback/'.$now;
3836: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir);
3837: } else {
3838: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
3839: }
1.42 www 3840: }
1.6 albertel 3841: # Filter HTML out of message (could be nasty)
1.157 albertel 3842: my $message=&clear_out_html($env{'form.comment'});
1.6 albertel 3843:
3844: # Assemble email
1.237 raeburn 3845: my ($email,$citations)=&assemble_email($message,$prevattempts,
1.133 albertel 3846: $usersaw,$useranswer);
1.40 albertel 3847:
1.6 albertel 3848: # Who gets this?
1.242 albertel 3849: my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl);
1.6 albertel 3850:
3851: # Actually send mail
1.194 albertel 3852: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'},
3853: undef,1),
3854: $feedurl,$email,$citations,
1.240 raeburn 3855: $attachmenturl,$usersymb,%to);
1.13 www 3856:
3857: # Discussion? Store that.
1.32 albertel 3858: my $numpost=0;
1.207 albertel 3859: if ( ($env{'form.discuss'} ne ''
3860: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
3861: || $env{'form.anondiscuss'} ne '') {
1.194 albertel 3862: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.201 albertel 3863: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 3864: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
3865: $subject);
1.32 albertel 3866: $numpost++;
1.14 www 3867: }
1.175 www 3868:
3869: # Add to blog?
3870:
3871: my $blog='';
3872: if ($env{'form.blog'}) {
1.194 albertel 3873: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.175 www 3874: $status.=&Apache::lonrss::addentry($env{'user.name'},
3875: $env{'user.domain'},
3876: 'CourseBlog_'.$env{'request.course.id'},
3877: $subject,$message,$feedurl,'public');
1.273.4.2 raeburn 3878: if (&Apache::loncommon::course_type() eq 'Community') {
3879: $blog='<br />'.&mt('Added to my community blog').'<br />';
3880: } else {
3881: $blog='<br />'.&mt('Added to my course blog').'<br />';
3882: }
1.175 www 3883: }
1.133 albertel 3884:
1.6 albertel 3885: # Receipt screen and redirect back to where came from
1.255 raeburn 3886: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge);
1.133 albertel 3887: }
3888: return OK;
1.234 raeburn 3889: }
3890:
3891: sub blocked_reply_or_edit {
3892: my ($blocktext) = @_;
3893: return
3894: &Apache::loncommon::start_page('Resource Feedback and Discussion').
3895: $blocktext.'<br /><br /><a href="javascript:history.go(-1)">'.
3896: &mt('Back to previous page').
3897: &Apache::loncommon::end_page();
1.133 albertel 3898: }
1.6 albertel 3899:
1.133 albertel 3900: sub wrap_symb {
3901: my ($ressymb)=@_;
3902: if ($ressymb =~ /bulletin___\d+___/) {
3903: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3904: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3905: }
1.6 albertel 3906: }
1.133 albertel 3907: return $ressymb;
3908: }
3909: sub dewrapper {
3910: my ($feedurl)=@_;
3911: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3912: $$feedurl=~s|^/adm/wrapper||;
3913: }
3914: }
3915:
3916: sub get_feedurl {
3917: my ($symb)=@_;
3918: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3919: my $feedurl = &Apache::lonnet::clutter($url);
3920: &dewrapper(\$feedurl);
3921: return $feedurl;
1.15 www 3922: }
1.1 www 3923:
1.133 albertel 3924: sub get_feedurl_and_clean_symb {
3925: my ($symb)=@_;
3926: &Apache::lonenc::check_decrypt(\$symb);
3927: # backward compatibility (bulletin boards used to be 'wrapped')
3928: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3929: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3930: }
3931: my $feedurl = &get_feedurl($symb);
3932: return ($symb,$feedurl);
3933: }
1.180 raeburn 3934:
3935: sub editing_allowed {
1.208 raeburn 3936: my ($postid,$group) = @_;
3937: $postid = &unescape($postid);
1.180 raeburn 3938: my $can_edit = 0;
1.208 raeburn 3939: if ($group ne '') {
3940: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3941: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3942: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
3943: if (&check_group_priv($group,'egp') eq 'ok') {
3944: $can_edit = 1;
3945: }
3946: return $can_edit;
3947: }
3948: }
1.180 raeburn 3949: my $cid = $env{'request.course.id'};
3950: my $role = (split(/\./,$env{'request.role'}))[0];
3951: my $section = $env{'request.course.sec'};
1.184 albertel 3952: my $allow_editing_config =
3953: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 3954: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
3955: $can_edit = 1;
3956: } else {
1.184 albertel 3957: foreach my $editor (split(/,/,$allow_editing_config)) {
3958: my ($editor_role,$editor_sec) = split(/:/,$editor);
3959: if ($editor_role eq $role
3960: && defined($editor_sec)
3961: && defined($section)
3962: && $editor_sec eq $section) {
3963: $can_edit = 1;
3964: last;
3965: }
3966: if ($editor_role eq $role
3967: && !defined($editor_sec)) {
3968: $can_edit = 1;
3969: }
3970: }
1.180 raeburn 3971: }
3972: return $can_edit;
3973: }
3974:
1.208 raeburn 3975: sub check_group_priv {
3976: my ($group,$grp_priv) = @_;
3977: foreach my $priv ('mdg','vcg') {
3978: my $checkcourse = $env{'request.course.id'}.
3979: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
3980: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
3981: return 'ok';
3982: }
3983: }
3984: if ($grp_priv && $group ne '') {
3985: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
3986: return 'ok';
3987: }
3988: }
3989: return '';
3990: }
3991:
1.211 albertel 3992: sub group_args {
1.208 raeburn 3993: my ($group) = @_;
1.211 albertel 3994: if ($group eq '') { return ''; }
3995: my $extra_args = '&group='.$group;
1.208 raeburn 3996: if (exists($env{'form.ref'})) {
1.211 albertel 3997: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 3998: }
3999: return $extra_args;
4000: }
4001:
1.237 raeburn 4002: sub get_resource_title {
4003: my ($symb,$feedurl) = @_;
4004: my ($restitle,$plainurl);
4005: if (defined($symb)) {
4006: my $plain_symb = &Apache::lonenc::check_decrypt($symb);
4007: $restitle = &Apache::lonnet::gettitle($plain_symb);
4008: }
4009: if (defined($feedurl)) {
4010: $plainurl = &Apache::lonenc::check_decrypt($feedurl);
4011: }
4012: if (!defined($restitle)) {
4013: if (defined($feedurl)) {
4014: $restitle = &Apache::lonnet::gettitle($plainurl);
4015: }
4016: }
4017: if ($plainurl ne $feedurl) {
4018: my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-);
4019: if ($plain_filename eq $restitle) {
4020: $restitle = &mt('Untitled resource');
4021: }
4022: }
4023: if ($restitle eq '') {
4024: $restitle = &mt('Untitled resource');
4025: }
4026: return $restitle;
4027: }
4028:
1.1 www 4029: 1;
4030: __END__
1.257 jms 4031:
4032:
4033: =pod
4034:
4035: =head1 NAME
4036:
4037: Apache::lonfeedback.pm
4038:
4039: =head1 SYNOPSIS
4040:
4041: Handles feedback from students to instructors and system administrators.
4042:
4043: Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
4044:
4045: Used by lonmsg.pm.
4046:
4047: This is part of the LearningOnline Network with CAPA project
4048: described at http://www.lon-capa.org.
4049:
4050: =head1 OVERVIEW
4051:
4052: None
4053:
4054: =head1 SUBROUTINES
4055:
4056: =over
4057:
4058: =item discussion_open()
4059:
4060: =item discussion_visible()
4061:
4062: =item list_discussion()
4063:
4064: =item send_feedback_link()
4065:
4066: =item send_message_link()
4067:
4068: =item action_links_bar()
4069:
4070: =item postingform_display()
4071:
4072: =item build_posting_display
4073:
4074: =item filter_regexp()
4075:
4076: =item get_post_contents()
4077:
4078: =item replicate_attachments()
4079:
4080: =item mail_screen()
4081:
4082: =item print_display_options()
4083:
4084: =item print_sortfilter_options()
4085:
4086: =item print_showposters()
4087:
4088: =item get_post_versions()
4089:
4090: =item get_post_attachments()
4091:
4092: =item fail_redirect()
4093:
4094: =item redirect_back()
4095:
4096: =item no_redirect_back()
4097:
4098: =item screen_header()
4099:
4100: =item resource_output()
4101:
4102: =item clear_out_html()
4103:
4104: =item assemble_email()
4105:
4106: =item feedback_available()
4107:
4108: =item send_msg()
4109:
4110: =item adddiscuss()
4111:
4112: =item get_discussion_info()
4113:
4114: =item show_preview()
4115:
4116: =item newline_to_br()
4117:
4118: =item generate_preview_button()
4119:
4120: =item modify_attachments()
4121:
4122: =item process_attachments()
4123:
4124: =item generate_attachments_button()
4125:
4126: =item extract_attachments()
4127:
4128: =item construct_attachmenturl()
4129:
4130: =item add_blog_checkbox()
4131:
4132: =item has_discussion()
4133:
4134: =item sort_filter_names()
4135:
4136: =item handler()
4137:
4138: =item blocked_reply_or_edit()
4139:
4140: =item wrap_symb()
4141:
4142: =item dewrapper()
4143:
4144: =item get_feedurl()
4145:
4146: =item get_feedurl_and_clean_symb()
4147:
4148: =item editing_allowed()
4149:
4150: =item check_group_priv()
4151:
4152: =item group_args()
4153:
4154: =item get_resource_title()
4155:
4156: =back
4157:
1.258 bisitz 4158: =cut
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