Annotation of loncom/interface/lonfeedback.pm, revision 1.275
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.275 ! kalberla 4: # $Id: lonfeedback.pm,v 1.274 2009/05/28 19:38:33 kalberla 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);
1.274 kalberla 94: return '<br /><div class="LC_feedback_link">'.&send_message_link($ressymb)."</div>";
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) {
1.275 ! kalberla 106: $blocktext = '<br /><div class="LC_feedback_link"><span class="LC_feedback_link">'.$blocktext."</span>";
1.234 raeburn 107: &Apache::lonenc::check_encrypt(\$ressymb);
1.232 raeburn 108: if ($mode ne 'board') {
1.275 ! kalberla 109: $blocktext.=&send_message_link($ressymb).'</div>';
! 110: }else{
! 111: $blocktext.="</div>";
1.232 raeburn 112: }
1.234 raeburn 113: return $blocktext;
1.223 raeburn 114: }
115:
1.270 www 116: my @bgcols = ("LC_disc_old_item","LC_disc_new_item");
1.57 www 117: my $discussiononly=0;
118: if ($mode eq 'board') { $discussiononly=1; }
1.157 albertel 119: unless ($env{'request.course.id'}) { return ''; }
120: my $crs='/'.$env{'request.course.id'};
121: my $cid=$env{'request.course.id'};
122: if ($env{'request.course.sec'}) {
123: $crs.='_'.$env{'request.course.sec'};
1.143 raeburn 124: }
1.55 www 125: $crs=~s/\_/\//g;
1.133 albertel 126: my $encsymb=&Apache::lonenc::check_encrypt($ressymb);
127: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
1.168 albertel 128: && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/));
1.133 albertel 129:
1.100 raeburn 130: my %usernamesort = ();
131: my %namesort =();
132: my %subjectsort = ();
1.133 albertel 133:
1.80 raeburn 134: # Get discussion display settings for this discussion
135: my $lastkey = $ressymb.'_lastread';
136: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 137: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 138: my $visitkey = $ressymb.'_visit';
1.84 raeburn 139: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 140: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 141: my $toggkey = $ressymb.'_readtoggle';
142: my $readkey = $ressymb.'_read';
1.139 albertel 143: $ressymb=$encsymb;
1.169 albertel 144: 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 145: my %discinfo = ();
1.80 raeburn 146: my $showonlyunread = 0;
1.111 raeburn 147: my $showunmark = 0;
1.84 raeburn 148: my $markondisp = 0;
1.79 raeburn 149: my $prevread = 0;
1.81 raeburn 150: my $previous = 0;
1.80 raeburn 151: my $visit = 0;
152: my $newpostsflag = 0;
1.221 raeburn 153: my @posters = split(/\&/,$dischash{$userpickkey});
1.80 raeburn 154:
1.81 raeburn 155: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.208 raeburn 156: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']);
1.157 albertel 157: my $sortposts = $env{'form.sortposts'};
158: my $statusfilter = $env{'form.statusfilter'};
1.209 albertel 159: my @sectionpick = split(/,/,$env{'form.sectionpick'});
160: my @grouppick = split(/,/,$env{'form.grouppick'});
161: my @rolefilter = split(/,/,$env{'form.rolefilter'});
1.208 raeburn 162:
1.157 albertel 163: my $totposters = $env{'form.totposters'};
164: $previous = $env{'form.previous'};
1.80 raeburn 165: if ($previous > 0) {
166: $prevread = $previous;
167: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 168: unless ($dischash{$lastkey} eq '') {
169: $prevread = $dischash{$lastkey};
170: }
1.80 raeburn 171: }
1.79 raeburn 172:
1.208 raeburn 173: my $cdom = $env{'course.'.$cid.'.domain'};
174: my $cnum = $env{'course.'.$cid.'.num'};
175:
1.108 raeburn 176: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 177: my %roleshash = ();
178: my %roleinfo = ();
1.208 raeburn 179: my ($classgroups,$studentgroups);
1.157 albertel 180: if ($env{'form.rolefilter'}) {
1.208 raeburn 181: %roleshash = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
1.221 raeburn 182: foreach my $rolekey (keys(%roleshash)) {
183: my ($role,$uname,$udom,$sec) = split(/:/,$rolekey);
1.144 raeburn 184: if ($role =~ /^cr/) {
185: $role = 'cr';
186: }
1.221 raeburn 187: my ($end,$start) = split(/:/,$roleshash{$rolekey});
1.101 raeburn 188: my $now = time;
189: my $status = 'Active';
190: if (($now < $start) || ($end > 0 && $now > $end)) {
191: $status = 'Expired';
192: }
1.144 raeburn 193: if ($uname && $udom) {
1.221 raeburn 194: push(@{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status);
1.144 raeburn 195: }
1.101 raeburn 196: }
1.208 raeburn 197: my ($classlist,$keylist) =
198: &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.101 raeburn 199: my $sec_index = &Apache::loncoursedata::CL_SECTION();
200: my $status_index = &Apache::loncoursedata::CL_STATUS();
201: while (my ($student,$data) = each %$classlist) {
202: my ($section,$status) = ($data->[$sec_index],
203: $data->[$status_index]);
1.221 raeburn 204: push(@{$roleinfo{$student}}, 'st:'.$section.':'.$status);
1.101 raeburn 205: }
1.208 raeburn 206: ($classgroups,$studentgroups) =
1.214 albertel 207: &Apache::loncoursedata::get_group_memberships($classlist,$keylist,
208: $cdom,$cnum);
1.101 raeburn 209: }
210:
1.84 raeburn 211: # Get discussion display default settings for user
1.157 albertel 212: if ($env{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 213: $showonlyunread = 1;
214: }
1.157 albertel 215: if ($env{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 216: $markondisp = 1;
217: }
218:
219: # Override user's default if user specified display setting for this discussion
220: if (defined($dischash{$ondispkey})) {
1.123 raeburn 221: unless ($dischash{$ondispkey} eq '') {
222: $markondisp = $dischash{$ondispkey};
223: }
1.84 raeburn 224: }
225: if ($markondisp) {
226: $discinfo{$lastkey} = time;
227: }
1.83 raeburn 228:
1.80 raeburn 229: if (defined($dischash{$showkey})) {
1.123 raeburn 230: unless ($dischash{$showkey} eq '') {
231: $showonlyunread = $dischash{$showkey};
232: }
1.80 raeburn 233: }
234:
1.111 raeburn 235: if (defined($dischash{$markkey})) {
1.123 raeburn 236: unless ($dischash{$markkey} eq '') {
237: $showunmark = $dischash{$markkey};
238: }
1.111 raeburn 239: }
240:
1.80 raeburn 241: if (defined($dischash{$visitkey})) {
1.123 raeburn 242: unless ($dischash{$visitkey} eq '') {
243: $visit = $dischash{$visitkey};
244: }
1.78 raeburn 245: }
1.80 raeburn 246: $visit ++;
1.78 raeburn 247:
1.208 raeburn 248: my $seeid;
249: if (($group ne '') && ($mode eq 'board') &&
250: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
251: if (&check_group_priv($group,'dgp') eq 'ok') {
252: $seeid = 1;
253: }
254: } else {
255: $seeid=&Apache::lonnet::allowed('rin',$crs);
256: }
1.68 www 257: my @discussionitems=();
1.101 raeburn 258: my %shown = ();
259: my @posteridentity=();
1.116 raeburn 260:
261: my $current=0;
1.67 www 262: my $visible=0;
1.68 www 263: my @depth=();
1.116 raeburn 264: my @replies = ();
1.68 www 265: my %alldiscussion=();
1.116 raeburn 266: my %imsitems=();
267: my %imsfiles=();
1.80 raeburn 268: my %notshown = ();
1.84 raeburn 269: my %newitem = ();
1.68 www 270: my $maxdepth=0;
1.173 www 271: my %anonhash=();
272: my $anoncnt=0;
1.69 www 273: my $target='';
1.157 albertel 274: unless ($env{'browser.interface'} eq 'textual' ||
275: $env{'environment.remote'} eq 'off' ) {
1.69 www 276: $target='target="LONcom"';
277: }
1.111 raeburn 278:
1.79 raeburn 279: my $now = time;
1.80 raeburn 280: $discinfo{$visitkey} = $visit;
281:
1.169 albertel 282: &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});
1.208 raeburn 283: &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 284:
1.67 www 285: my $discussion='';
1.116 raeburn 286: my $manifestfile;
287: my $manifestok=0;
288: my $tempexport;
289: my $imsresources;
290: my $copyresult;
1.84 raeburn 291:
292: my $function = &Apache::loncommon::get_users_function();
293: my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 294: $env{'user.domain'});
1.84 raeburn 295: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 296: 'cuse' => 'Current discussion settings',
1.84 raeburn 297: 'allposts' => 'All posts',
298: 'unread' => 'New posts only',
1.111 raeburn 299: 'unmark' => 'Unread only',
1.84 raeburn 300: 'ondisp' => 'Once displayed',
1.111 raeburn 301: 'onmark' => 'Once marked not NEW',
302: 'toggoff' => 'Off',
303: 'toggon' => 'On',
1.84 raeburn 304: 'disa' => 'Posts to be displayed',
305: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 306: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 307: 'chgt' => 'Change',
308: 'disp' => 'Display',
309: 'nolo' => 'Not new',
1.111 raeburn 310: 'togg' => 'Toggle read/unread',
1.220 raeburn 311: 'aner' => 'An error occurred opening the manifest file.',
312: 'difo' => 'Discussion for',
313: 'aerr' => 'An error occurred opening the export file for posting',
314: 'aysu' => 'Are you sure you want to delete this post?',
315: 'dpwn' => 'Deleted posts will no longer be visible to you and other students',
316: 'bwco' => 'but will continue to be visible to your instructor',
317: 'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
1.84 raeburn 318: );
319:
320: my $currdisp = $lt{'allposts'};
321: my $currmark = $lt{'onmark'};
1.111 raeburn 322: my $currtogg = $lt{'toggoff'};
1.84 raeburn 323: my $dispchange = $lt{'unread'};
324: my $markchange = $lt{'ondisp'};
1.111 raeburn 325: my $toggchange = $lt{'toggon'};
1.97 raeburn 326: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 327: my $displinkA = 'onlyunread';
328: my $displinkB = 'onlyunmark';
1.97 raeburn 329: my $marklink = 'markondisp';
1.111 raeburn 330: my $togglink = 'toggon';
1.84 raeburn 331:
332: if ($markondisp) {
333: $currmark = $lt{'ondisp'};
334: $markchange = $lt{'onmark'};
1.97 raeburn 335: $marklink = 'markonread';
1.84 raeburn 336: }
337:
338: if ($showonlyunread) {
339: $currdisp = $lt{'unread'};
340: $dispchange = $lt{'allposts'};
1.111 raeburn 341: $displinkA = 'allposts';
1.84 raeburn 342: }
1.111 raeburn 343:
344: if ($showunmark) {
345: $currdisp = $lt{'unmark'};
346: $dispchange = $lt{'unmark'};
347: $displinkA='allposts';
348: $displinkB='onlyunread';
349: $showonlyunread = 0;
350: }
351:
352: if ($dischash{$toggkey}) {
353: $currtogg = $lt{'toggon'};
354: $toggchange = $lt{'toggoff'};
355: $togglink = 'toggoff';
356: }
1.97 raeburn 357:
1.111 raeburn 358: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 359:
360: if ($newpostsflag) {
1.97 raeburn 361: $chglink .= '&previous='.$prevread;
1.84 raeburn 362: }
1.211 albertel 363: $chglink.=&group_args($group);
1.84 raeburn 364:
1.67 www 365: if ($visible) {
1.80 raeburn 366: # Print the discusssion
1.116 raeburn 367: if ($outputtarget eq 'tex') {
1.156 albertel 368: $discussion.='<tex>{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
1.116 raeburn 369: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
370: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
371: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
1.156 albertel 372: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}</tex>';
1.116 raeburn 373: } elsif ($outputtarget eq 'export') {
374: # Create temporary directory if this is an export
375: my $now = time;
1.147 raeburn 376: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
377: $tempexport = $$imsextras{'tempexport'};
378: if (!-e $tempexport) {
379: mkdir($tempexport,0700);
380: }
381: $tempexport .= '/'.$$imsextras{'count'};
382: if (!-e $tempexport) {
383: mkdir($tempexport,0700);
384: }
385: } else {
386: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
387: if (!-e $tempexport) {
388: mkdir($tempexport,0700);
389: }
390: $tempexport .= '/'.$now;
391: if (!-e $tempexport) {
392: mkdir($tempexport,0700);
393: }
1.157 albertel 394: $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
1.116 raeburn 395: }
396: if (!-e $tempexport) {
397: mkdir($tempexport,0700);
398: }
399: # open manifest file
400: my $manifest = '/imsmanifest.xml';
401: my $manifestfilename = $tempexport.$manifest;
402: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
403: $manifestok=1;
404: print $manifestfile qq|
405: <?xml version="1.0" encoding="UTF-8"?>
406: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
407: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
408: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
409: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
410: <organizations default="$ressymb">
411: <organization identifier="$ressymb">
1.220 raeburn 412: <title>$lt{'difo'} $ressymb</title>\n|;
1.116 raeburn 413: } else {
1.220 raeburn 414: $discussion .= $lt{'aner'}.'<br />';
1.116 raeburn 415: }
416: } else {
1.97 raeburn 417: my $colspan=$maxdepth+1;
1.102 raeburn 418: $discussion.= qq|
419: <script>
1.219 raeburn 420: function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
1.102 raeburn 421: var symbparm = symb+':::'+idx
422: var prevparm = ""
423: if (newflag == 1) {
424: prevparm = "&previous="+previous
425: }
1.219 raeburn 426: if (caller == 'studentdelete') {
1.220 raeburn 427: if (confirm("$lt{'aysu'}\\n$lt{'dpwn'},\\n$lt{'bwco'}")) {
1.219 raeburn 428: document.location.href = "/adm/feedback?hide="+symbparm+prevparm+groupparm
429: }
430: } else {
431: if (caller == 'seeiddelete') {
1.220 raeburn 432: if (confirm("$lt{'aysu'}\\n$lt{'depo'}")) {
1.219 raeburn 433: document.location.href = "/adm/feedback?deldisc="+symbparm+prevparm+groupparm
434: }
435: }
436: }
1.102 raeburn 437: }
438: </script>
439: |;
1.270 www 440: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" >'.
441: "\n".'<table class="LC_discussion">';
1.222 raeburn 442: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
443: $newpostsflag,$group,
444: $prevread,$markondisp);
445: my $escsymb=&escape($ressymb);
1.220 raeburn 446: my $numhidden = keys(%notshown);
1.116 raeburn 447: if ($numhidden > 0) {
448: my $colspan = $maxdepth+1;
449: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.173 www 450: '<a href="/adm/feedback?allposts=1&symb='.$escsymb;
1.116 raeburn 451: if ($newpostsflag) {
452: $discussion .= '&previous='.$prevread;
453: }
1.211 albertel 454: $discussion .= &group_args($group);
1.116 raeburn 455: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 456: $numhidden.' ';
1.116 raeburn 457: if ($showunmark) {
458: $discussion .= &mt('posts previously marked read');
459: } else {
460: $discussion .= &mt('previously viewed posts');
461: }
462: $discussion .= '<br/></td></tr>';
1.111 raeburn 463: }
1.80 raeburn 464: }
1.100 raeburn 465:
466: # Choose sort mechanism
467: my @showposts = ();
468: if ($sortposts eq 'descdate') {
1.221 raeburn 469: @showposts = (sort { $b <=> $a } keys(%alldiscussion));
1.100 raeburn 470: } elsif ($sortposts eq 'thread') {
1.221 raeburn 471: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 472: } elsif ($sortposts eq 'subject') {
1.221 raeburn 473: foreach my $key (sort(keys(%subjectsort))) {
474: push(@showposts, @{$subjectsort{$key}});
1.100 raeburn 475: }
476: } elsif ($sortposts eq 'username') {
1.221 raeburn 477: foreach my $domain (sort(keys(%usernamesort))) {
478: foreach my $key (sort(keys(%{$usernamesort{$domain}}))) {
479: push(@showposts, @{$usernamesort{$domain}{$key}});
1.100 raeburn 480: }
481: }
482: } elsif ($sortposts eq 'lastfirst') {
1.221 raeburn 483: foreach my $last (sort(keys(%namesort))) {
484: foreach my $key (sort(keys(%{$namesort{$last}}))) {
485: push(@showposts, @{$namesort{$last}{$key}});
1.100 raeburn 486: }
487: }
488: } else {
1.221 raeburn 489: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 490: }
1.116 raeburn 491: my $currdepth = 0;
492: my $firstidx = $alldiscussion{$showposts[0]};
1.221 raeburn 493: foreach my $post (@showposts) {
1.157 albertel 494: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.221 raeburn 495: $alldiscussion{$post} = $post;
1.100 raeburn 496: }
1.221 raeburn 497: unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) {
1.117 albertel 498: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 499: $discussion.="\n<tr>";
500: }
1.221 raeburn 501: my $thisdepth=$depth[$alldiscussion{$post}];
1.117 albertel 502: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 503: for (1..$thisdepth) {
504: $discussion.='<td> </td>';
505: }
506: }
1.80 raeburn 507: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 508: if ($outputtarget eq 'tex') {
1.95 sakharuk 509: #cleanup block
1.221 raeburn 510: $discussionitems[$alldiscussion{$post}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
511: $discussionitems[$alldiscussion{$post}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
1.95 sakharuk 512: my $threadinsert='';
513: if ($thisdepth > 0) {
514: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
515: }
1.221 raeburn 516: $discussionitems[$alldiscussion{$post}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
517: $discussionitems[$alldiscussion{$post}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
518: $discussionitems[$alldiscussion{$post}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 519:
1.221 raeburn 520: $discussionitems[$alldiscussion{$post}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$post}];
521: $discussion.=$discussionitems[$alldiscussion{$post}];
1.116 raeburn 522: } elsif ($outputtarget eq 'export') {
1.221 raeburn 523: my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html';
1.116 raeburn 524: if ($manifestok) {
1.221 raeburn 525: if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) {
1.116 raeburn 526: print $manifestfile ' </item>'."\n";
527: }
1.221 raeburn 528: $currdepth = $depth[$alldiscussion{$post}];
1.116 raeburn 529: print $manifestfile "\n".
1.221 raeburn 530: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$post}.'" isvisible="'.
531: $imsitems{$alldiscussion{$post}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$post}.'">'.
532: '<title>'.$imsitems{$alldiscussion{$post}}{'title'}.'</title>';
1.116 raeburn 533: $imsresources .= "\n".
1.221 raeburn 534: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$post}.'" type="webcontent" href="'.$postfilename.'">'."\n".
1.146 raeburn 535: '<file href="'.$postfilename.'">'."\n".
1.221 raeburn 536: $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}."\n".
1.116 raeburn 537: '</resource>';
538: }
539: my $postingfile;
540: my $postingfilename = $tempexport.'/'.$postfilename;
541: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
542: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
1.221 raeburn 543: $imsitems{$alldiscussion{$post}}{'title'}.' '.
544: $imsitems{$alldiscussion{$post}}{'sender'}.
545: $imsitems{$alldiscussion{$post}}{'timestamp'}.'<br /><br />'.
546: $imsitems{$alldiscussion{$post}}{'message'}.'<br />'.
547: $imsitems{$alldiscussion{$post}}{'attach'}.'</body></html>'."\n";
1.116 raeburn 548: close($postingfile);
549: } else {
1.221 raeburn 550: $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'<br />';
1.116 raeburn 551: }
1.221 raeburn 552: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport);
1.116 raeburn 553: } else {
1.270 www 554: $discussion.='<td class="'.$bgcols[$newitem{$alldiscussion{$post}}].
1.221 raeburn 555: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$post}].
1.116 raeburn 556: '</td></tr>';
557: }
1.69 www 558: }
1.80 raeburn 559: }
1.116 raeburn 560: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 561: my $colspan=$maxdepth+1;
1.111 raeburn 562: $discussion .= <<END;
1.97 raeburn 563: <tr bgcolor="#FFFFFF">
1.270 www 564: <td colspan="$colspan" class="LC_disc_action_links_bar">
565: <table class="LC_disc_action_table">
1.97 raeburn 566: <tr>
567: <td align="left">
568: <table border="0" cellpadding="0" cellspacing="4">
569: <tr>
570: <td>
571: <font size="-1"><b>$lt{'cuse'}</b>:</td>
572: <td> </td>
1.111 raeburn 573: <td><font size="-1">
1.97 raeburn 574: END
575: if ($newpostsflag) {
576: $discussion .=
1.111 raeburn 577: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
578: if ($dischash{$toggkey}) {
579: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
580: }
1.97 raeburn 581: } else {
1.111 raeburn 582: if ($dischash{$toggkey}) {
583: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
584: } else {
585: $discussion .=
586: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
587: }
1.97 raeburn 588: }
589: $discussion .= <<END;
1.111 raeburn 590: </font></td>
1.97 raeburn 591: <td> </td>
1.144 raeburn 592: <td align="left">
1.111 raeburn 593: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</font></b>
594: </td>
1.97 raeburn 595: </tr>
596: </table>
597: </td>
1.111 raeburn 598: END
1.143 raeburn 599: if ($sortposts) {
600: my %sort_types = ();
601: my %role_types = ();
602: my %status_types = ();
603: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
604:
605: $discussion .= '<td><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
1.157 albertel 606: if (defined($env{'form.totposters'})) {
1.144 raeburn 607: $discussion .= &mt('Posts by').':';
1.143 raeburn 608: if ($totposters > 0) {
609: foreach my $poster (@posters) {
1.144 raeburn 610: $discussion .= ' '.$poster.',';
1.143 raeburn 611: }
1.144 raeburn 612: $discussion =~ s/,$//;
1.143 raeburn 613: } else {
614: $discussion .= &mt('None selected');
615: }
616: } else {
617: my $filterchoice ='';
618: if (@sectionpick > 0) {
1.157 albertel 619: $filterchoice = '<i>'.&mt('sections').'</i>- '.$env{'form.sectionpick'};
1.143 raeburn 620: $filterchoice .= ' ';
621: }
1.208 raeburn 622: if (@grouppick > 0) {
623: $filterchoice = '<i>'.&mt('groups').'</i>- '.$env{'form.grouppick'};
624: $filterchoice .= ' ';
625: }
1.143 raeburn 626: if (@rolefilter > 0) {
1.144 raeburn 627: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.221 raeburn 628: foreach my $role (@rolefilter) {
629: $filterchoice .= ' '.$role_types{$role}.',';
1.143 raeburn 630: }
1.144 raeburn 631: $filterchoice =~ s/,$//;
1.259 raeburn 632: $filterchoice .= '<br />'.(' ' x8);
1.143 raeburn 633: }
634: if ($statusfilter) {
635: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
636: }
637: if ($filterchoice) {
638: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
639: }
640: $discussion .= '</font></td>';
641: }
642: }
1.111 raeburn 643: if ($dischash{$toggkey}) {
1.247 albertel 644: my $storebutton = &mt('Save read/unread changes');
1.111 raeburn 645: $discussion.='<td align="right">'.
1.269 bisitz 646: '<input type="hidden" name="discsymb" value="'.$ressymb.'" />'."\n".
1.111 raeburn 647: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
1.269 bisitz 648: ' onClick="this.form.submit();" />'."\n".
1.111 raeburn 649: '</td>';
650: }
651: $discussion .= (<<END);
1.97 raeburn 652: </tr>
653: </table>
654: </td>
655: </tr>
1.222 raeburn 656: END
657: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
658: $newpostsflag,$group,
659: $prevread,$markondisp);
660: $discussion .= "
1.97 raeburn 661: </table>
1.222 raeburn 662: <br /><br /></form>\n";
1.114 sakharuk 663: }
1.116 raeburn 664: if ($outputtarget eq 'export') {
665: if ($manifestok) {
666: while ($currdepth > 0) {
667: print $manifestfile " </item>\n";
668: $currdepth --;
669: }
670: print $manifestfile qq|
671: </organization>
672: </organizations>
673: <resources>
674: $imsresources
675: </resources>
676: </manifest>
677: |;
678: close($manifestfile);
1.147 raeburn 679: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
680: $discussion = $copyresult;
681: } else {
1.116 raeburn 682:
683: #Create zip file in prtspool
684:
1.147 raeburn 685: my $imszipfile = '/prtspool/'.
1.157 albertel 686: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.147 raeburn 687: time.'_'.rand(1000000000).'.zip';
688: my $cwd = &getcwd();
689: my $imszip = '/home/httpd/'.$imszipfile;
690: chdir $tempexport;
691: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
692: close(OUTPUT);
693: chdir $cwd;
1.220 raeburn 694: $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','<a href="'.$imszipfile.'">').'</a><br />';
1.147 raeburn 695: if ($copyresult) {
1.220 raeburn 696: $discussion .= &mt('The following errors occurred during export').' - <br />'.$copyresult;
1.147 raeburn 697: }
1.116 raeburn 698: }
699: } else {
1.220 raeburn 700: $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 701: }
702: return $discussion;
703: }
1.54 www 704: }
705: if ($discussiononly) {
1.108 raeburn 706: my $now = time;
707: my $attachnum = 0;
1.213 raeburn 708: my $currnewattach = [];
709: my $currdelold = [];
1.108 raeburn 710: my $comment = '';
711: my $subject = '';
1.157 albertel 712: if ($env{'form.origpage'}) {
1.108 raeburn 713: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.204 www 714: $subject = &unescape($env{'form.subject'});
715: $comment = &unescape($env{'form.comment'});
1.108 raeburn 716: my @keepold = ();
1.208 raeburn 717: &process_attachments($currnewattach,$currdelold,\@keepold);
718: if (@{$currnewattach} > 0) {
719: $attachnum += @{$currnewattach};
1.108 raeburn 720: }
721: }
1.122 raeburn 722: if (&discussion_open($status)) {
1.208 raeburn 723: if (($group ne '') && ($mode eq 'board')) {
724: if (&check_group_priv($group,'pgd') eq 'ok') {
725: $discussion .=
1.210 albertel 726: &postingform_display($mode,$ressymb,$now,$subject,
727: $comment,$outputtarget,$attachnum,
728: $currnewattach,$currdelold,
729: $group);
1.108 raeburn 730: }
1.208 raeburn 731: } else {
732: $discussion.=
1.210 albertel 733: &postingform_display($mode,$ressymb,$now,$subject,
734: $comment,$outputtarget,$attachnum,
735: $currnewattach,$currdelold);
1.208 raeburn 736: }
1.95 sakharuk 737: }
1.140 raeburn 738: } else {
1.251 albertel 739: $discussion.='<div class="LC_feedback_link">';
1.140 raeburn 740: if (&discussion_open($status) &&
741: &Apache::lonnet::allowed('pch',
1.157 albertel 742: $env{'request.course.id'}.
743: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.95 sakharuk 744: if ($outputtarget ne 'tex') {
1.251 albertel 745: $discussion.= &send_feedback_link($ressymb,$target);
1.190 www 746: }
1.100 raeburn 747: }
1.232 raeburn 748: if ($outputtarget ne 'tex') {
749: $discussion.= &send_message_link($ressymb);
750: }
1.252 bisitz 751: $discussion.='</div>';
1.74 www 752: }
1.114 sakharuk 753: return $discussion;
1.54 www 754: }
1.1 www 755:
1.232 raeburn 756: sub send_feedback_link {
757: my ($ressymb,$target) = @_;
758: my $output = '<span class="LC_feedback_link">'.
759: ' <a href="/adm/feedback?replydisc='.
760: &escape($ressymb).':::" '.$target.'>'.
1.274 kalberla 761: '<img alt="" class="LC_noBorder" src="'.
1.232 raeburn 762: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').
1.274 kalberla 763: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Post Discussion').'</span></a></span>';
1.232 raeburn 764: return $output;
765: }
766:
767: sub send_message_link {
768: my ($ressymb) = @_;
1.251 albertel 769: my $output = '<span class="LC_message_link">'.
1.232 raeburn 770: ' <a href="/adm/feedback?sendmessageonly=1&symb='.
1.274 kalberla 771: &escape($ressymb).'"><img alt="" class="LC_noBorder" src="'.
1.266 weissno 772: &Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').
1.274 kalberla 773: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Send Feedback').'</span></a></span>';
1.232 raeburn 774: return $output;
775: }
776:
1.222 raeburn 777: sub action_links_bar {
778: my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;
1.270 www 779: my $discussion = '<tr><td class="LC_disc_action_links_bar" colspan="'.$colspan.'">'.
780: '<table width="100%" class="LC_disc_action_table"><tr>';
1.222 raeburn 781: my $escsymb=&escape($ressymb);
782: if ($visible>2) {
1.270 www 783: $discussion .= '<td class="LC_disc_action_left">'.
1.222 raeburn 784: '<a href="/adm/feedback?cmd=threadedon&symb='.$escsymb;
785: if ($newpostsflag) {
786: $discussion .= '&previous='.$prevread;
787: }
788: $discussion .= &group_args($group);
789: $discussion .='">'.&mt('Threaded View').'</a> '.
790: '<a href="/adm/feedback?cmd=threadedoff&symb='.$escsymb;
791: if ($newpostsflag) {
792: $discussion .= '&previous='.$prevread;
793: }
794: $discussion .= &group_args($group);
795: $discussion .='">'.&mt('Chronological View').'</a>
1.271 bisitz 796: <a href="/adm/feedback?cmd=sortfilter&symb='.$escsymb;
1.222 raeburn 797: if ($newpostsflag) {
798: $discussion .= '&previous='.$prevread;
799: }
800: $discussion .= &group_args($group);
1.259 raeburn 801: $discussion .='">'.&mt('Sorting/Filtering options').'</a>'.(' ' x2);
1.222 raeburn 802: } else {
1.270 www 803: $discussion .= '<td class="LC_disc_action_left>';
1.222 raeburn 804: }
1.271 bisitz 805: $discussion .='<a href="/adm/feedback?export='.$escsymb;
1.222 raeburn 806: if ($newpostsflag) {
807: $discussion .= '&previous='.$prevread;
808: }
809: $discussion .= &group_args($group);
810: $discussion .= '">'.&mt('Export').'?</a> </td>';
811: if ($newpostsflag) {
812: if (!$markondisp) {
1.270 www 813: $discussion .='<td class="LC_disc_action_right"><a href="/adm/preferences?action=changediscussions';
1.222 raeburn 814: $discussion .= &group_args($group);
815: $discussion .= '">'.
816: &mt('Preferences on what is marked as NEW').
817: '</a><br /><a href="/adm/feedback?markread=1&symb='.$escsymb;
818: $discussion .= &group_args($group);
819: $discussion .= '">'.&mt('Mark NEW posts no longer new').'</a>';
820: } else {
821: $discussion .= '<td> </td>';
822: }
823: } else {
824: $discussion .= '<td> </td>';
825: }
826: $discussion .= '</tr></table></td></tr>';
827: return $discussion;
828: }
829:
1.208 raeburn 830: sub postingform_display {
831: my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum,
832: $currnewattach,$currdelold,$group) = @_;
833: my $newattachmsg;
1.220 raeburn 834: my %lt = &Apache::lonlocal::texthash(
835: 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty',
836: 'title' => 'Title',
837: 'podi' => 'Post Discussion',
838: 'poan' => 'Post Anonymous Discussion',
839: 'newa' => 'New attachments',
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) {
868: $postingform .= &add_blog_checkbox();
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: 'plch' => 'Please check at least one of the following feedback types:',
1486: 'myqu' => 'My question/comment/feedback:',
1487: 'title' => 'Title',
1488: 'reta' => 'Retained attachments',
1.255 raeburn 1489: 'atta' => 'Attachment',
1.237 raeburn 1490: );
1.239 albertel 1491: my $restitle = &get_resource_title($caller_symb,$feedurl);
1.69 www 1492: my $quote='';
1.78 raeburn 1493: my $subject = '';
1.108 raeburn 1494: my $comment = '';
1.80 raeburn 1495: my $prevtag = '';
1.102 raeburn 1496: my $parentmsg = '';
1.108 raeburn 1497: my ($symb,$idx,$attachmenturls);
1498: my $numoldver = 0;
1499: my $attachmsg = '';
1500: my $newattachmsg = '';
1501: my @currnewattach = ();
1502: my @currdelold = ();
1503: my @keepold = ();
1.113 raeburn 1504: my %attachments = ();
1.108 raeburn 1505: my %currattach = ();
1506: my $attachnum = 0;
1507: my $anonchk = (<<END);
1508: function anonchk() {
1.199 albertel 1509: for (var i=0; i < document.mailform.discuss.length; i++) {
1510: if (document.mailform.discuss[i].checked) {
1511: document.attachment.discuss.value =
1512: document.mailform.discuss[i].value;
1513: }
1.198 albertel 1514: }
1515: if (document.mailform.blog.checked) {
1516: document.attachment.blog.value = 1;
1517: }
1.108 raeburn 1518: return
1519: }
1520: END
1521: my $anonscript;
1.157 albertel 1522: if (exists($env{'form.origpage'})) {
1.108 raeburn 1523: $anonscript = (<<END);
1.102 raeburn 1524: function setposttype() {
1.198 albertel 1525: var disc = "$env{'form.discuss'}";
1.199 albertel 1526: for (var i=0; i < document.mailform.discuss.length; i++) {
1527: if (disc == document.mailform.discuss[i].value) {
1528: document.mailform.discuss[i].checked = 1;
1529: }
1.198 albertel 1530: }
1531: var blog = "$env{'form.blog'}";
1532: if (blog == 1) {
1533: document.mailform.blog.checked=1;
1.108 raeburn 1534: }
1.102 raeburn 1535: return
1536: }
1537: END
1.108 raeburn 1538: } else {
1539: $anonscript = (<<END);
1540: function setposttype() {
1541: return
1542: }
1543: END
1544: }
1.157 albertel 1545: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1546: if ($env{'form.replydisc'}) {
1547: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1548: } else {
1.157 albertel 1549: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1550: }
1.157 albertel 1551: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1552: $env{'course.'.$env{'request.course.id'}.'.domain'},
1553: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1554: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1555: if ($contrib{$idx.':history'}) {
1556: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1557: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1558: $numoldver = @oldversions;
1559: } else {
1560: $numoldver = 1;
1561: }
1562: }
1.157 albertel 1563: if ($env{'form.replydisc'}) {
1.102 raeburn 1564: if ($contrib{$idx.':history'}) {
1565: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1566: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1567: $numoldver = @oldversions;
1568: } else {
1569: $numoldver = 1;
1570: }
1571: }
1.108 raeburn 1572: if ($idx > 0) {
1.116 raeburn 1573: my %msgversions = ();
1574: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1575: $quote = $msgversions{$numoldver};
1.108 raeburn 1576: }
1.102 raeburn 1577: if ($idx > 0) {
1.116 raeburn 1578: my %subversions = ();
1579: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1580: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1581: }
1.108 raeburn 1582: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1583: } else {
1.108 raeburn 1584: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1585: if ($idx > 0) {
1586: my %msgversions = ();
1587: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1588: $comment = $msgversions{$numoldver};
1589: my %subversions = ();
1590: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1591: $subject = $subversions{$numoldver};
1.102 raeburn 1592: }
1593: if (defined($contrib{$idx.':replyto'})) {
1594: $parentmsg = $contrib{$idx.':replyto'};
1595: }
1.157 albertel 1596: unless (exists($env{'form.origpage'})) {
1.203 albertel 1597: my $anonflag = 'nonanon';
1.108 raeburn 1598: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1599: $anonflag = 'anon';
1.108 raeburn 1600: }
1601: $anonscript = (<<END);
1.102 raeburn 1602: function setposttype () {
1.203 albertel 1603: var currtype = "$anonflag";
1604: for (var i=0; i<document.mailform.discuss.length; i++) {
1605: if (document.mailform.elements.discuss[i].value == currtype ) {
1606: document.mailform.elements.discuss[i].checked=1;
1607: }
1.102 raeburn 1608: }
1609: return
1610: }
1611: END
1.108 raeburn 1612: }
1.79 raeburn 1613: }
1.69 www 1614: }
1.157 albertel 1615: if ($env{'form.previous'}) {
1616: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1617: }
1.69 www 1618: }
1.108 raeburn 1619:
1.157 albertel 1620: if ($env{'form.origpage'}) {
1.204 www 1621: $subject = &unescape($env{'form.subject'});
1622: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1623: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1624: }
1.261 raeburn 1625: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1);
1.74 www 1626: my $send=&mt('Send');
1.220 raeburn 1627: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1628: my $js= <<END;
1.63 albertel 1629: <script type="text/javascript">
1630: //<!--
1.5 www 1631: function gosubmit() {
1632: var rec=0;
1.12 albertel 1633: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1634: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1635: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1636: rec=1;
1637: }
1638: } else {
1.203 albertel 1639: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1640: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1641: rec=1;
1642: }
1643: }
1644: }
1645: }
1.175 www 1646: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1647: if (document.mailform.elements.blog.checked) {
1.175 www 1648: rec=1;
1649: }
1650: }
1.5 www 1651:
1652: if (rec) {
1.118 albertel 1653: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1654: document.mailform.onsubmit();
1655: }
1.5 www 1656: document.mailform.submit();
1657: } else {
1.220 raeburn 1658: alert('$alert');
1.5 www 1659: }
1660: }
1.108 raeburn 1661: $anonchk
1.102 raeburn 1662: $anonscript
1.63 albertel 1663: //-->
1.5 www 1664: </script>
1.186 albertel 1665: END
1666:
1.189 albertel 1667: my %onload = ('onload' => 'window.focus();setposttype();');
1.186 albertel 1668: my $start_page=
1669: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,
1.189 albertel 1670: {'add_entries' => \%onload});
1.186 albertel 1671:
1.218 albertel 1672: if ($quote ne '') {
1673: &newline_to_br(\$quote);
1674: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1675: }
1676:
1.186 albertel 1677: $r->print(<<END);
1678: $start_page
1.237 raeburn 1679: <h2><tt>$restitle</tt></h2>
1.43 www 1680: <form action="/adm/feedback" method="post" name="mailform"
1681: enctype="multipart/form-data">
1.80 raeburn 1682: $prevtag
1.63 albertel 1683: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1684: END
1.157 albertel 1685: if ($env{'form.replydisc'}) {
1.102 raeburn 1686: $r->print(<<END);
1.157 albertel 1687: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1688: END
1.157 albertel 1689: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1690: $r->print(<<END);
1.271 bisitz 1691: <input type="hidden" name="editdisc" value="$env{'form.editdisc'}" />
1692: <input type="hidden" name="parentmsg" value="$parentmsg" />
1.102 raeburn 1693: END
1694: }
1.108 raeburn 1695: $r->print(<<END);
1.220 raeburn 1696: $lt{'plch'}
1.63 albertel 1697: $options<hr />
1.69 www 1698: $quote
1.220 raeburn 1699: <p>$lt{'myqu'}</p>
1.63 albertel 1700: <p>
1.47 bowersj2 1701: $latexHelp
1.267 bisitz 1702: </p>
1703: <p>
1.220 raeburn 1704: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1705: <p>
1.108 raeburn 1706: <textarea name="comment" id="comment" cols="60" rows="10" wrap="hard">$comment
1.63 albertel 1707: </textarea></p>
1708: <p>
1.108 raeburn 1709: END
1.157 albertel 1710: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1711: if ($env{'form.origpage'}) {
1.221 raeburn 1712: foreach my $attach (@currnewattach) {
1713: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1714: }
1.221 raeburn 1715: foreach my $oldatt (@currdelold) {
1716: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1717: }
1718: }
1.157 albertel 1719: if ($env{'form.editdisc'}) {
1.108 raeburn 1720: if ($attachmenturls) {
1.113 raeburn 1721: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1722: $attachnum = scalar(keys(%currattach));
1723: foreach my $key (keys(%currattach)) {
1724: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1725: }
1726: }
1727: }
1728: } else {
1729: $r->print(<<END);
1.255 raeburn 1730: $lt{'atta'} $attachmaxtext: <input type="file" name="attachment" />
1.42 www 1731: </p>
1.108 raeburn 1732: END
1733: }
1.208 raeburn 1734: if (exists($env{'form.group'})) {
1735: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1736: }
1737: if (exists($env{'form.ref'})) {
1738: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1739: }
1.108 raeburn 1740: $r->print(<<END);
1.42 www 1741: <p>
1742: <input type="hidden" name="sendit" value="1" />
1.74 www 1743: <input type="button" value="$send" onClick='gosubmit();' />
1.42 www 1744: </p>
1.2 www 1745: </form>
1.108 raeburn 1746: END
1.157 albertel 1747: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1748: my $now = time;
1749: my $ressymb = $symb;
1.233 raeburn 1750: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1751: my $postidx = '';
1.157 albertel 1752: if ($env{'form.editdisc'}) {
1.108 raeburn 1753: $postidx = $idx;
1754: }
1755: if (@currnewattach > 0) {
1756: $attachnum += @currnewattach;
1757: }
1.235 raeburn 1758: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 1759: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1760: if ($attachnum > 0) {
1761: if (@currnewattach > 0) {
1.220 raeburn 1762: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1763: if (@currnewattach > 1) {
1764: $newattachmsg .= '<ol>';
1765: foreach my $item (@currnewattach) {
1766: $item =~ m#.*/([^/]+)$#;
1767: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1768: }
1769: $newattachmsg .= '</ol>'."\n";
1770: } else {
1771: $currnewattach[0] =~ m#.*/([^/]+)$#;
1772: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1773: }
1774: }
1775: if ($attachmsg) {
1.220 raeburn 1776: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1777: }
1778: if ($newattachmsg) {
1779: $r->print("$newattachmsg<br />");
1780: }
1781: }
1782: }
1783: $r->print(&generate_preview_button().
1784: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1.186 albertel 1785: &Apache::loncommon::end_page());
1786:
1.6 albertel 1787: }
1788:
1.97 raeburn 1789: sub print_display_options {
1.111 raeburn 1790: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1791: &Apache::loncommon::content_type($r,'text/html');
1792: $r->send_http_header;
1.98 raeburn 1793:
1.97 raeburn 1794: my $function = &Apache::loncommon::get_users_function();
1795: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1796: $env{'user.domain'});
1.97 raeburn 1797:
1798: my %lt = &Apache::lonlocal::texthash(
1799: 'pref' => 'Display Preference',
1800: 'curr' => 'Current setting ',
1801: 'actn' => 'Action',
1802: 'deff' => 'Default for all discussions',
1803: 'prca' => 'Preferences can be set for this discussion that determine ....',
1.264 schafran 1804: 'whpo' => 'Which posts are displayed when you display this discussion board or resource, and',
1.111 raeburn 1805: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1806: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1807: 'allposts' => 'All posts',
1808: 'unread' => 'New posts only',
1.111 raeburn 1809: 'unmark' => 'Posts not marked read',
1.97 raeburn 1810: 'ondisp' => 'Once displayed',
1.254 bisitz 1811: 'onmark' => 'Once marked not NEW',
1.111 raeburn 1812: 'toggon' => 'Shown',
1813: 'toggoff' => 'Not shown',
1.97 raeburn 1814: 'disa' => 'Posts displayed?',
1.111 raeburn 1815: 'npmr' => 'New posts cease to be identified as "NEW"?',
1816: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1817: 'chgt' => 'Change to ',
1818: 'mkdf' => 'Set to ',
1.111 raeburn 1819: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1820: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1821: );
1822:
1.111 raeburn 1823: my $dispchangeA = $lt{'unread'};
1824: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1825: my $markchange = $lt{'ondisp'};
1.111 raeburn 1826: my $toggchange = $lt{'toggon'};
1.97 raeburn 1827: my $currdisp = $lt{'allposts'};
1828: my $currmark = $lt{'onmark'};
1829: my $discdisp = 'allposts';
1830: my $discmark = 'onmark';
1.111 raeburn 1831: my $currtogg = $lt{'toggoff'};
1832: my $disctogg = 'toggoff';
1.97 raeburn 1833:
1.111 raeburn 1834: if ($dispchgA eq 'allposts') {
1835: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1836: $currdisp = $lt{'unread'};
1837: $discdisp = 'unread';
1838: }
1.111 raeburn 1839:
1.97 raeburn 1840: if ($markchg eq 'markonread') {
1841: $markchange = $lt{'onmark'};
1842: $currmark = $lt{'ondisp'};
1843: $discmark = 'ondisp';
1844: }
1.111 raeburn 1845:
1846: if ($dispchgB eq 'onlyunread') {
1847: $dispchangeB = $lt{'unread'};
1848: $currdisp = $lt{'unmark'};
1849: $discdisp = 'unmark';
1850: }
1851: if ($toggchg eq 'toggoff') {
1852: $toggchange = $lt{'toggoff'};
1853: $currtogg = $lt{'toggon'};
1854: $disctogg = 'toggon';
1855: }
1.187 albertel 1856:
1857: my $js = <<END;
1858: <script type="text/javascript">
1.111 raeburn 1859: function discdispChk(caller) {
1860: var disctogg = '$toggchg'
1861: if (caller == 0) {
1862: if (document.modifydisp.discdisp[0].checked == true) {
1863: if (document.modifydisp.discdisp[1].checked == true) {
1864: document.modifydisp.discdisp[1].checked = false
1865: }
1866: }
1867: }
1868: if (caller == 1) {
1869: if (document.modifydisp.discdisp[1].checked == true) {
1870: if (document.modifydisp.discdisp[0].checked == true) {
1871: document.modifydisp.discdisp[0].checked = false
1872: }
1873: if (disctogg == 'toggon') {
1874: document.modifydisp.disctogg.checked = true
1875: }
1876: if (disctogg == 'toggoff') {
1877: document.modifydisp.disctogg.checked = false
1878: }
1879: }
1880: }
1881: if (caller == 2) {
1882: var dispchgB = '$dispchgB'
1883: if (disctogg == 'toggoff') {
1884: if (document.modifydisp.disctogg.checked == true) {
1885: if (dispchgB == 'onlyunmark') {
1886: document.modifydisp.discdisp[1].checked = false
1887: }
1888: }
1889: }
1890: }
1891: }
1892:
1.97 raeburn 1893: function setDisp() {
1894: var prev = "$previous"
1895: var chktotal = 0
1.111 raeburn 1896: if (document.modifydisp.discdisp[0].checked == true) {
1897: document.modifydisp.$dispchgA.value = "$symb"
1898: chktotal ++
1899: }
1900: if (document.modifydisp.discdisp[1].checked == true) {
1901: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1902: chktotal ++
1903: }
1904: if (document.modifydisp.discmark.checked == true) {
1905: document.modifydisp.$markchg.value = "$symb"
1906: chktotal ++
1907: }
1.111 raeburn 1908: if (document.modifydisp.disctogg.checked == true) {
1909: document.modifydisp.$toggchg.value = "$symb"
1910: chktotal ++
1911: }
1.97 raeburn 1912: if (chktotal > 0) {
1913: document.modifydisp.submit()
1914: } else {
1915: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1916: if (prev > 0) {
1917: location.href = "$feedurl?previous=$previous"
1918: } else {
1919: location.href = "$feedurl"
1920: }
1921: }
1922: }
1923: }
1924: </script>
1.187 albertel 1925: END
1926:
1927:
1928: my $start_page =
1929: &Apache::loncommon::start_page('Discussion display options',$js);
1930: my $end_page =
1931: &Apache::loncommon::end_page();
1932: $r->print(<<END);
1.192 albertel 1933: $start_page
1.273 bisitz 1934: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 1935: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1936: <br />
1.195 albertel 1937: END
1938: $r->print(&Apache::loncommon::start_data_table());
1939: $r->print(<<END);
1940: <tr>
1941: <th>$lt{'pref'}</td>
1942: <th>$lt{'curr'}</td>
1943: <th>$lt{'actn'}?</td>
1.97 raeburn 1944: </tr>
1.195 albertel 1945: END
1946: $r->print(&Apache::loncommon::start_data_table_row());
1947: $r->print(<<END);
1.97 raeburn 1948: <td>$lt{'disa'}</td>
1949: <td>$lt{$discdisp}</td>
1.151 albertel 1950: <td><label><input type="checkbox" name="discdisp" onClick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 1951: <br />
1.151 albertel 1952: <label><input type="checkbox" name="discdisp" onClick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 1953: </td>
1.195 albertel 1954: END
1955: $r->print(&Apache::loncommon::end_data_table_row());
1956: $r->print(&Apache::loncommon::start_data_table_row());
1957: $r->print(<<END);
1.97 raeburn 1958: <td>$lt{'npmr'}</td>
1959: <td>$lt{$discmark}</td>
1.151 albertel 1960: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 1961: END
1962: $r->print(&Apache::loncommon::end_data_table_row());
1963: $r->print(&Apache::loncommon::start_data_table_row());
1964: $r->print(<<END);
1.111 raeburn 1965: <td>$lt{'dotm'}</td>
1966: <td>$lt{$disctogg}</td>
1.151 albertel 1967: <td><label><input type="checkbox" name="disctogg" onClick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 1968: END
1.264 schafran 1969: my $save = &mt('Save');
1.195 albertel 1970: $r->print(&Apache::loncommon::end_data_table_row());
1971: $r->print(&Apache::loncommon::end_data_table());
1972: $r->print(<<END);
1.97 raeburn 1973: <br />
1974: <br />
1.137 albertel 1975: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 1976: <input type="hidden" name="previous" value="$previous" />
1.269 bisitz 1977: <input type="hidden" name="$dispchgA" value="" />
1978: <input type="hidden" name="$dispchgB" value="" />
1979: <input type="hidden" name="$markchg" value="" />
1.111 raeburn 1980: <input type="hidden" name="$toggchg" value="" />
1.254 bisitz 1981: <input type="button" name="sub" value="$save" onClick="javascript:setDisp()" />
1.208 raeburn 1982: END
1983: if (exists($env{'form.group'})) {
1984: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1985: }
1986: if (exists($env{'form.ref'})) {
1987: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1988: }
1989: $r->print("
1.97 raeburn 1990: <br />
1991: <br />
1992: </form>
1.187 albertel 1993: $end_page
1.208 raeburn 1994: ");
1.97 raeburn 1995: return;
1996: }
1997:
1.100 raeburn 1998: sub print_sortfilter_options {
1999: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 2000:
1.135 albertel 2001: &Apache::loncommon::content_type($r,'text/html');
2002: $r->send_http_header;
2003:
1.139 albertel 2004: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2005: my @sections;
1.100 raeburn 2006: my $section_sel = '';
2007: my $numvisible = 5;
1.208 raeburn 2008: my @groups;
2009: my $group_sel = '';
2010: my $numgroupvis = 5;
1.197 albertel 2011: my %sectioncount = &Apache::loncommon::get_sections();
1.144 raeburn 2012:
1.157 albertel 2013: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2014: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2015: $numvisible = 2;
1.100 raeburn 2016: } else {
2017: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2018: if (scalar(@sections) < 4) {
2019: $numvisible = scalar(@sections) + 1;
2020: }
1.100 raeburn 2021: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2022:
1.100 raeburn 2023: }
1.212 albertel 2024: foreach my $sec (@sections) {
2025: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2026: }
1.208 raeburn 2027:
2028: if (&check_group_priv() eq 'ok') {
2029: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2030: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2031: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2032: @groups = sort {$a cmp $b} keys(%curr_groups);
2033: if (scalar(@groups) < 4) {
2034: $numgroupvis = scalar(@groups) + 1;
2035: }
2036: unshift(@groups,'all'); # Put 'all' at the front of the list
2037: } else {
2038: my @coursegroups = split(/:/,$env{'request.course.groups'});
2039: if (@coursegroups > 0) {
2040: @coursegroups = sort {$a cmp $b} @coursegroups;
2041: @groups = ('all',@coursegroups);
2042: if (scalar(@groups) < 4) {
2043: $numgroupvis = scalar(@groups) + 1;
2044: }
2045: } else {
2046: @groups = ('all');
2047: $numgroupvis = 1;
2048: }
2049: }
1.212 albertel 2050: foreach my $group (@groups) {
2051: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2052: }
2053:
1.100 raeburn 2054: my $function = &Apache::loncommon::get_users_function();
2055: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2056: $env{'user.domain'});
1.100 raeburn 2057: my %lt = &Apache::lonlocal::texthash(
2058: 'diop' => 'Display Options',
2059: 'curr' => 'Current setting ',
2060: 'actn' => 'Action',
1.143 raeburn 2061: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2062: 'soor' => 'Sort order',
1.143 raeburn 2063: 'spur' => 'Specific user roles',
2064: 'sprs' => 'Specific role status',
1.100 raeburn 2065: 'spse' => 'Specific sections',
1.208 raeburn 2066: 'spgr' => 'Specific groups',
1.100 raeburn 2067: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2068: 'shal' => 'Show a list of current posters',
1.247 albertel 2069: 'stor' => 'Save changes',
1.100 raeburn 2070: );
1.143 raeburn 2071:
2072: my %sort_types = ();
2073: my %role_types = ();
2074: my %status_types = ();
2075: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
1.187 albertel 2076:
2077: my $js = <<END;
1.144 raeburn 2078: <script type="text/javascript">
2079: function verifyFilter() {
2080: var rolenum = 0
2081: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2082: if (document.modifyshown.rolefilter.options[i].selected == true) {
2083: rolenum ++
2084: }
2085: }
2086: if (rolenum == 0) {
2087: document.modifyshown.rolefilter.options[0].selected = true
2088: }
2089:
2090: var secnum = 0
2091: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2092: if (document.modifyshown.sectionpick.options[i].selected == true) {
2093: secnum ++
2094: }
2095: }
2096: if (secnum == 0) {
2097: document.modifyshown.sectionpick.options[0].selected = true
2098: }
1.208 raeburn 2099:
2100: var grpnum = 0
2101: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2102: if (document.modifyshown.grouppick.options[i].selected == true) {
2103: grpnum ++
2104: }
2105: }
2106: if (grpnum == 0) {
2107: document.modifyshown.grouppick.options[0].selected = true
2108: }
2109:
1.144 raeburn 2110: document.modifyshown.submit();
2111: }
2112: </script>
1.187 albertel 2113: END
2114:
2115: my $start_page=
2116: &Apache::loncommon::start_page('Discussion options',$js);
2117: my $end_page=
2118: &Apache::loncommon::end_page();
2119:
2120: $r->print(<<END);
2121: $start_page
1.273 bisitz 2122: <form name="modifyshown" method="post" action="/adm/feedback">
1.100 raeburn 2123: <b>$lt{'diso'}</b><br/> $lt{'prca'}
2124: <br /><br />
2125: <table border="0">
2126: <tr>
2127: <td><b>$lt{'soor'}</b></td>
2128: <td> </td>
1.143 raeburn 2129: <td><b>$lt{'sprs'}</b></td>
1.100 raeburn 2130: <td> </td>
1.143 raeburn 2131: <td><b>$lt{'spur'}</b></td>
1.100 raeburn 2132: <td> </td>
2133: <td><b>$lt{'spse'}</b></td>
2134: <td> </td>
1.208 raeburn 2135: <td><b>$lt{'spgr'}</b></td>
2136: <td> </td>
1.100 raeburn 2137: <td><b>$lt{'psub'}</b></td>
2138: </tr>
2139: <tr>
1.208 raeburn 2140: <td align="center" valign="top">
1.100 raeburn 2141: <select name="sortposts">
1.212 albertel 2142: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2143: <option value="descdate">$sort_types{'descdate'}</option>
2144: <option value="thread">$sort_types{'thread'}</option>
2145: <option value="subject">$sort_types{'subject'}</option>
2146: <option value="username">$sort_types{'username'}</option>
2147: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2148: </select>
2149: </td>
2150: <td> </td>
1.208 raeburn 2151: <td align="center" valign="top">
1.143 raeburn 2152: <select name="statusfilter">
1.215 albertel 2153: <option value="all" selected="selected">$status_types{'all'}</option>
2154: <option value="Active">$status_types{'Active'}</option>
2155: <option value="Expired">$status_types{'Expired'}</option>
2156: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2157: </select>
2158: </td>
2159: <td> </td>
1.208 raeburn 2160: <td align="center" valign="top">
1.262 bisitz 2161: <select name="rolefilter" multiple="multiple" size="5">
1.212 albertel 2162: <option value="all">$role_types{'all'}</option>
2163: <option value="st">$role_types{'st'}</option>
2164: <option value="cc">$role_types{'cc'}</option>
2165: <option value="in">$role_types{'in'}</option>
2166: <option value="ta">$role_types{'ta'}</option>
2167: <option value="ep">$role_types{'ep'}</option>
2168: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2169: </select>
2170: </td>
2171: <td> </td>
1.208 raeburn 2172: <td align="center" valign="top">
1.262 bisitz 2173: <select name="sectionpick" multiple="multiple" size="$numvisible">
1.100 raeburn 2174: $section_sel
2175: </select>
2176: </td>
2177: <td> </td>
1.208 raeburn 2178: <td align="center" valign="top">
1.262 bisitz 2179: <select name="grouppick" multiple="multiple" size="$numvisible">
1.208 raeburn 2180: $group_sel
2181: </select>
2182: </td>
2183: <td> </td>
2184: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2185: </tr>
2186: </table>
2187: <br />
2188: <br />
2189: <input type="hidden" name="previous" value="$previous" />
2190: <input type="hidden" name="applysort" value="$symb" />
1.220 raeburn 2191: <input type="button" name="sub" value="$lt{'stor'}" onClick="verifyFilter()" />
1.208 raeburn 2192: END
2193: if (exists($env{'form.group'})) {
2194: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2195: }
2196: if (exists($env{'form.ref'})) {
2197: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2198: }
2199: $r->print("
1.100 raeburn 2200: <br />
2201: <br />
2202: </form>
1.187 albertel 2203: $end_page
1.208 raeburn 2204: ");
1.100 raeburn 2205: }
2206:
1.101 raeburn 2207: sub print_showposters {
2208: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2209:
1.154 albertel 2210: &Apache::loncommon::content_type($r,'text/html');
2211: $r->send_http_header;
2212:
1.139 albertel 2213: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2214: my $crs='/'.$env{'request.course.id'};
2215: if ($env{'request.course.sec'}) {
2216: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2217: }
1.101 raeburn 2218: $crs=~s/\_/\//g;
1.208 raeburn 2219: my $seeid;
2220: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2221: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2222: my $group = $env{'form.group'};
2223: my $ressymb = &wrap_symb($symb);
2224: if (($group ne '') &&
2225: ($ressymb =~ m|^bulletin___ \d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
2226: if (&check_group_priv($group,'dgp') eq 'ok') {
2227: $seeid = 1;
2228: }
2229: } else {
2230: $seeid=&Apache::lonnet::allowed('rin',$crs);
2231: }
1.157 albertel 2232: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2233: $cdom,$cnum);
1.101 raeburn 2234: my %namesort = ();
2235: my %postcounts = ();
1.186 albertel 2236:
1.208 raeburn 2237: my %lt = &Apache::lonlocal::texthash(
2238: sele => 'Select',
2239: full => 'Fullname',
1.220 raeburn 2240: usdo => 'Username:domain',
1.208 raeburn 2241: post => 'Posts',
2242: );
1.101 raeburn 2243: if ($contrib{'version'}) {
2244: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2245: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2246: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2247: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2248: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2249: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2250: my $lastname = $names{'lastname'};
2251: my $firstname = $names{'firstname'};
2252: if ($lastname eq '') {
2253: $lastname = '_';
2254: }
2255: if ($firstname eq '') {
2256: $firstname = '_';
2257: }
2258: unless (defined($namesort{$lastname})) {
2259: %{$namesort{$lastname}} = ();
2260: }
2261: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2262: $postcounts{$poster} ++;
2263: if (defined($namesort{$lastname}{$firstname})) {
2264: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2265: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2266: }
2267: } else {
2268: @{$namesort{$lastname}{$firstname}} = ("$poster");
2269: }
2270: }
2271: }
2272: }
2273: }
1.186 albertel 2274:
2275: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2276: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2277: $r->print(<<END);
1.186 albertel 2278: $start_page
1.101 raeburn 2279: <form name="pickpostersform" method="post">
1.196 albertel 2280: <br />
2281: $table_start
2282: <tr>
1.208 raeburn 2283: <th>#</th>
2284: <th>$lt{'sele'}</th>
2285: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2286: <th>$lt{'post'}</th>
1.101 raeburn 2287: </tr>
2288: END
2289: my $count = 0;
1.221 raeburn 2290: foreach my $last (sort(keys(%namesort))) {
2291: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2292: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2293: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2294: if (!$uname || !$udom) {
2295: next;
2296: } else {
2297: $count ++;
1.196 albertel 2298: $r->print(&Apache::loncommon::start_data_table_row().
2299: '<td align="right">'.$count.'</td>
1.221 raeburn 2300: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2301: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2302: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2303: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2304: }
2305: }
2306: }
2307: }
1.196 albertel 2308: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2309: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2310: $r->print(<<END);
2311: <br />
2312: <input type="hidden" name="sortposts" value="$sortposts" />
2313: <input type="hidden" name="userpick" value="$symb" />
2314: <input type="button" name="store" value="Display posts" onClick="javascript:document.pickpostersform.submit()" />
2315: </form>
1.186 albertel 2316: $end_page
1.101 raeburn 2317: END
2318: }
2319:
1.112 raeburn 2320: sub get_post_versions {
1.116 raeburn 2321: my ($versions,$incoming,$htmldecode,$numver) = @_;
2322: if ($incoming =~ /^<version num="0">/) {
2323: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2324: my $done = 0;
2325:
1.116 raeburn 2326: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2327: my $num = $token->[1]{num};
2328: my $text = $p->get_text("/version");
2329: if (defined($numver)) {
2330: if ($num == $numver) {
2331: if ($htmldecode) {
2332: $text = &HTML::Entities::decode($text);
2333: }
2334: $$versions{$numver}=$text;
2335: $done = 1;
2336: }
2337: } else {
2338: if ($htmldecode) {
2339: $text = &HTML::Entities::decode($text);
2340: }
2341: $$versions{$num}=$text;
1.112 raeburn 2342: }
1.116 raeburn 2343: }
2344: } else {
2345: if (!defined($numver)) {
2346: $numver = 0;
2347: }
2348: if ($htmldecode) {
2349: $$versions{$numver} = $incoming;
1.112 raeburn 2350: } else {
1.116 raeburn 2351: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2352: }
2353: }
2354: return;
2355: }
2356:
1.113 raeburn 2357: sub get_post_attachments {
2358: my ($attachments,$attachmenturls) = @_;
2359: my $num;
1.116 raeburn 2360: if ($attachmenturls =~ m/^<attachment id="0">/) {
2361: my $p = HTML::LCParser->new(\$attachmenturls);
2362: while (my $token = $p->get_tag("attachment","filename","post")) {
2363: if ($token->[0] eq "attachment") {
2364: $num = $token->[1]{id};
2365: %{$$attachments{$num}} =();
2366: } elsif ($token->[0] eq "filename") {
2367: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2368: } elsif ($token->[0] eq "post") {
2369: my $id = $token->[1]{id};
2370: $$attachments{$num}{$id} = $p->get_text("/post");
2371: }
1.113 raeburn 2372: }
1.116 raeburn 2373: } else {
2374: %{$$attachments{'0'}} = ();
2375: $$attachments{'0'}{'filename'} = $attachmenturls;
2376: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2377: }
1.116 raeburn 2378:
1.113 raeburn 2379: return;
2380: }
2381:
1.150 albertel 2382: sub fail_redirect {
1.6 albertel 2383: my ($r,$feedurl) = @_;
1.70 www 2384: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2385: my %lt = &Apache::lonlocal::texthash(
2386: 'sorr' => 'Sorry, no recipients ...',
2387: );
1.150 albertel 2388: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2389: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2390: {'redirect' => [2,$feedurl],
2391: 'only_body' => 1,}));
2392: $r->print(<<ENDFAILREDIR);
1.150 albertel 2393: <img align="right" src="$logo" />
1.220 raeburn 2394: <b>$lt{'sorr'}</b>
1.5 www 2395: ENDFAILREDIR
1.186 albertel 2396: $r->print(&Apache::loncommon::end_page());
1.5 www 2397: }
1.4 www 2398:
1.6 albertel 2399: sub redirect_back {
1.255 raeburn 2400: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_;
1.100 raeburn 2401: my $sorttag = '';
1.101 raeburn 2402: my $roletag = '';
2403: my $statustag = '';
2404: my $sectag = '';
1.208 raeburn 2405: my $grptag = '';
1.101 raeburn 2406: my $userpicktag = '';
2407: my $qrystr = '';
1.80 raeburn 2408: my $prevtag = '';
1.133 albertel 2409:
1.135 albertel 2410: &Apache::loncommon::content_type($r,'text/html');
2411: $r->send_http_header;
1.133 albertel 2412: &dewrapper(\$feedurl);
1.70 www 2413: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2414: if ($previous > 0) {
2415: $qrystr = 'previous='.$previous;
2416: if ($feedurl =~ /\?register=1/) {
2417: $feedurl .= '&'.$qrystr;
2418: } else {
2419: $feedurl .= '?'.$qrystr;
2420: }
2421: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2422: }
1.100 raeburn 2423: if (defined($sort)) {
2424: my $sortqry = 'sortposts='.$sort;
2425: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
2426: $feedurl .= '&'.$sortqry;
2427: } else {
2428: $feedurl .= '?'.$sortqry;
2429: }
2430: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2431: if (defined($numpicks)) {
1.101 raeburn 2432: my $userpickqry = 'totposters='.$numpicks;
2433: $feedurl .= '&'.$userpickqry;
2434: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2435: } else {
1.143 raeburn 2436: if (ref($sectionpick) eq 'ARRAY') {
2437: $feedurl .= '§ionpick=';
2438: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2439: foreach my $sec (@{$sectionpick}) {
2440: $feedurl .= $sec.',';
2441: $sectag .= $sec.',';
1.143 raeburn 2442: }
2443: $feedurl =~ s/,$//;
2444: $sectag =~ s/,$//;
2445: $sectag .= '" />';
2446: } else {
2447: $feedurl .= '§ionpick='.$sectionpick;
2448: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2449: }
1.208 raeburn 2450: if (ref($grouppick) eq 'ARRAY') {
2451: $feedurl .= '&grouppick=';
2452: $sectag .= '<input type="hidden" name="grouppick" value="';
2453: foreach my $grp (@{$grouppick}) {
2454: $feedurl .= $grp.',';
2455: $grptag .= $grp.',';
2456: }
2457: $feedurl =~ s/,$//;
2458: $grptag =~ s/,$//;
2459: $grptag .= '" />';
2460: } else {
2461: $feedurl .= '&grouppick='.$grouppick;
2462: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2463: }
1.143 raeburn 2464: if (ref($rolefilter) eq 'ARRAY') {
2465: $feedurl .= '&rolefilter=';
2466: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2467: foreach my $role (@{$rolefilter}) {
2468: $feedurl .= $role.',';
2469: $roletag .= $role.',';
1.143 raeburn 2470: }
2471: $feedurl =~ s/,$//;
2472: $roletag =~ s/,$//;
2473: $roletag .= '" />';
2474: } else {
2475: $feedurl .= '&rolefilter='.$rolefilter;
2476: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2477: }
1.101 raeburn 2478: $feedurl .= '&statusfilter='.$statusfilter;
2479: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2480: }
1.100 raeburn 2481: }
1.208 raeburn 2482: my $grouptag;
2483: if ($group ne '') {
1.269 bisitz 2484: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />';
2485: my $refarg;
1.208 raeburn 2486: if (exists($env{'form.ref'})) {
2487: $refarg = '&ref='.$env{'form.ref'};
2488: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2489: }
2490: if ($feedurl =~ /\?/) {
2491: $feedurl .= '&group='.$group.$refarg;
2492: } else {
2493: $feedurl .= '?group='.$group.$refarg;
2494: }
2495: }
1.233 raeburn 2496: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2497: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 2498: my %onload;
2499: if ($env{'environment.remote'} ne 'off') {
2500: $onload{'onload'} =
2501: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
2502: }
1.186 albertel 2503: my $start_page=
1.207 albertel 2504: &Apache::loncommon::start_page('Feedback sent',undef,
1.208 raeburn 2505: {'redirect' => [0,$feedurl],
1.186 albertel 2506: 'only_body' => 1,
1.189 albertel 2507: 'add_entries' => \%onload});
1.186 albertel 2508: my $end_page = &Apache::loncommon::end_page();
2509: $r->print(<<ENDREDIR);
2510: $start_page
1.150 albertel 2511: <img align="right" src="$logo" />
1.5 www 2512: $typestyle
1.32 albertel 2513: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2514: $blog
1.255 raeburn 2515: $toolarge
1.63 albertel 2516: <font color="red">$status</font>
1.49 www 2517: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2518: $prevtag
1.100 raeburn 2519: $sorttag
1.101 raeburn 2520: $statustag
2521: $roletag
2522: $sectag
1.208 raeburn 2523: $grptag
1.101 raeburn 2524: $userpicktag
1.208 raeburn 2525: $grouptag
1.49 www 2526: </form>
1.186 albertel 2527: $end_page
1.2 www 2528: ENDREDIR
2529: }
1.6 albertel 2530:
2531: sub no_redirect_back {
2532: my ($r,$feedurl) = @_;
1.107 www 2533: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2534:
1.200 albertel 2535: my %onload;
2536: if ($env{'environment.remote'} ne 'off') {
2537: $onload{'onload'} =
2538: "if (window.name!='loncapaclient') { self.window.close(); }";
2539: }
2540:
1.187 albertel 2541: my %body_options = ('only_body' => 1,
1.191 albertel 2542: 'bgcolor' => '#FFFFFF',
1.200 albertel 2543: 'add_entries' => \%onload,);
1.187 albertel 2544:
2545: if ($feedurl !~ m{^/adm/feedback}) {
2546: $body_options{'rediect'} = [2,$feedurl];
1.7 albertel 2547: }
1.187 albertel 2548: my $start_page=
2549: &Apache::loncommon::start_page('Feedback not sent',undef,
2550: \%body_options);
2551:
2552: my $end_page = &Apache::loncommon::end_page();
2553:
1.233 raeburn 2554: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2555: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2556: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2557: $start_page
1.150 albertel 2558: <img align="right" src="$logo" />
1.107 www 2559: <b>$nofeed</b>
1.187 albertel 2560: <br />
2561: $end_page
1.8 www 2562: ENDNOREDIRTWO
1.2 www 2563: }
1.6 albertel 2564:
2565: sub screen_header {
1.141 raeburn 2566: my ($feedurl,$symb) = @_;
1.65 www 2567: my $msgoptions='';
2568: my $discussoptions='';
1.157 albertel 2569: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2570: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2571: $msgoptions=
1.202 albertel 2572: '<p><label><input type="radio" name="discuss" value="author" /> '.
1.151 albertel 2573: &mt('Feedback to resource author').'</label></p>';
1.65 www 2574: }
1.243 www 2575: my %optionhash=();
2576: foreach my $type ('question','comment','policy') {
2577: $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'};
2578: }
1.65 www 2579: if (&feedback_available(1)) {
2580: $msgoptions.=
1.202 albertel 2581: '<p><label><input type="radio" name="discuss" value="question" /> '.
1.243 www 2582: ($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label></p>';
1.65 www 2583: }
2584: if (&feedback_available(0,1)) {
2585: $msgoptions.=
1.202 albertel 2586: '<p><label><input type="radio" name="discuss" value="course" /> '.
1.243 www 2587: ($optionhash{'comment'}?$optionhash{'comment'}:&mt('Question/Comment/Feedback about course content')).
1.151 albertel 2588: '</label></p>';
1.65 www 2589: }
2590: if (&feedback_available(0,0,1)) {
2591: $msgoptions.=
1.202 albertel 2592: '<p><label><input type="radio" name="discuss" value="policy" /> '.
1.243 www 2593: ($optionhash{'policy'}?$optionhash{'policy'}:&mt('Question/Comment/Feedback about course policy')).
1.151 albertel 2594: '</label></p>';
1.65 www 2595: }
2596: }
1.190 www 2597: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.241 raeburn 2598: my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
2599: if (!$blocked && &discussion_open(undef,$symb) &&
1.90 albertel 2600: &Apache::lonnet::allowed('pch',
1.157 albertel 2601: $env{'request.course.id'}.
2602: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.234 raeburn 2603: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
2604: &mt('Contribution to course discussion of resource');
1.223 raeburn 2605: $discussoptions.='</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
1.234 raeburn 2606: &mt('Anonymous contribution to course discussion of resource').
2607: ' <i>('.&mt('name only visible to course faculty').')</i></label> '.
2608: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
1.241 raeburn 2609: my $blockblog = &Apache::loncommon::blocking_status('blogs');
2610: if (!$blockblog) {
2611: $discussoptions.= &add_blog_checkbox();
2612: }
1.141 raeburn 2613: }
1.65 www 2614: }
1.272 bisitz 2615: if ($msgoptions) {
2616: $msgoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').'" />'
2617: .' '.&mt('Send Feedback').'</h2>'
2618: .$msgoptions;
2619: }
1.65 www 2620: if ($discussoptions) {
1.272 bisitz 2621: $discussoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" />'
2622: .' '.&mt('Discussion Contributions').'</h2>'
2623: .$discussoptions;
2624: }
1.65 www 2625: return $msgoptions.$discussoptions;
1.6 albertel 2626: }
2627:
2628: sub resource_output {
2629: my ($feedurl) = @_;
1.46 albertel 2630: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2631: $usersaw=~s/\<body[^\>]*\>//gi;
2632: $usersaw=~s/\<\/body\>//gi;
2633: $usersaw=~s/\<html\>//gi;
2634: $usersaw=~s/\<\/html\>//gi;
2635: $usersaw=~s/\<head\>//gi;
2636: $usersaw=~s/\<\/head\>//gi;
2637: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2638: return $usersaw;
2639: }
2640:
2641: sub clear_out_html {
1.194 albertel 2642: my ($message,$override,$ignore_htmlarea)=@_;
2643: if (!$ignore_htmlarea
2644: && !&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2645: # Always allow the <m>-tag
2646: my %html=(M=>1);
2647: # Check if more is allowed
1.157 albertel 2648: my $cid=$env{'request.course.id'};
2649: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2650: ($override)) {
1.37 albertel 2651: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2652: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
2653: # <SUP>
1.107 www 2654: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2655: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
1.155 albertel 2656: M=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.107 www 2657: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1);
2658: }
2659: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2660: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2661: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2662: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2663: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2664: return $message;
2665: }
2666:
2667: sub assemble_email {
1.237 raeburn 2668: my ($message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2669: my %lt = &Apache::lonlocal::texthash(
2670: 'prev' => 'Previous attempts of student (if applicable)',
2671: 'orig' => 'Original screen output (if applicable)',
2672: 'corr' => 'Correct Answer(s) (if applicable)',
2673: );
1.6 albertel 2674: my $email=<<"ENDEMAIL";
2675: $message
2676: ENDEMAIL
2677: my $citations=<<"ENDCITE";
1.220 raeburn 2678: <h2>$lt{'prev'}</h2>
1.6 albertel 2679: $prevattempts
1.63 albertel 2680: <br /><hr />
1.220 raeburn 2681: <h2>$lt{'orig'}</h2>
1.6 albertel 2682: $usersaw
1.220 raeburn 2683: <h2>$lt{'corr'}</h2>
1.40 albertel 2684: $useranswer
1.6 albertel 2685: ENDCITE
2686: return ($email,$citations);
2687: }
2688:
1.36 www 2689:
2690: sub feedback_available {
2691: my ($question,$course,$policy)=@_;
1.242 albertel 2692: my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question,
2693: $course,$policy);
1.36 www 2694: return scalar(%to);
1.6 albertel 2695: }
2696:
2697: sub send_msg {
1.246 albertel 2698: my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_;
2699: my $status='';
2700: my $sendsomething=0;
2701: my $restitle = &get_resource_title($symb,$feedurl);
2702: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2703: unless ($title=~/\w/) { $title=&mt('Feedback'); }
2704: foreach my $key (keys(%to)) {
2705: if ($key) {
2706: my ($user,$domain) = split(/\:/,$key,2);
2707: if (!defined($user)) {
2708: $status.='<br />'.&mt('Error sending message to [_1], no user specified.',$key);
2709: } elsif (!defined($domain)) {
2710: $status.='<br />'.&mt('Error sending message to [_1], no domain specified.',$key);
2711: } else {
2712: unless (&Apache::lonmsg::user_normal_msg($user,$domain,
2713: $title.' ['.$restitle.']',$email,$citations,$feedurl,
2714: $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) {
2715: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
2716: } else {
2717: $sendsomething++;
2718: }
2719: }
2720: }
1.6 albertel 2721: }
1.246 albertel 2722:
1.18 www 2723:
2724: my %record=&Apache::lonnet::restore('_feedback');
1.221 raeburn 2725: my ($temp)=keys(%record);
1.18 www 2726: unless ($temp=~/^error\:/) {
1.246 albertel 2727: my %newrecord=();
2728: $newrecord{'resource'}=$feedurl;
2729: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2730: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
2731: $status.='<br />'.&mt('Not registered').'<br />';
2732: }
1.18 www 2733: }
1.246 albertel 2734:
2735: return ($status,$sendsomething);
1.6 albertel 2736: }
2737:
1.13 www 2738: sub adddiscuss {
1.78 raeburn 2739: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2740: my $status='';
1.122 raeburn 2741: my $realsymb;
2742: if ($symb=~/^bulletin___/) {
2743: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2744: $filename=~s|^adm/wrapper/||;
2745: $realsymb=&Apache::lonnet::symbread($filename);
2746: }
2747: if (&discussion_open(undef,$realsymb) &&
1.157 albertel 2748: &Apache::lonnet::allowed('pch',$env{'request.course.id'}.
2749: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.20 www 2750:
1.13 www 2751: my %contrib=('message' => $email,
1.157 albertel 2752: 'sendername' => $env{'user.name'},
2753: 'senderdomain' => $env{'user.domain'},
2754: 'screenname' => $env{'environment.screenname'},
2755: 'plainname' => $env{'environment.firstname'}.' '.
2756: $env{'environment.middlename'}.' '.
2757: $env{'environment.lastname'}.' '.
2758: $env{'enrironment.generation'},
1.78 raeburn 2759: 'attachmenturl'=> $attachmenturl,
2760: 'subject' => $subject);
1.157 albertel 2761: if ($env{'form.replydisc'}) {
2762: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2763: }
1.14 www 2764: if ($anon) {
2765: $contrib{'anonymous'}='true';
2766: }
1.13 www 2767: if (($symb) && ($email)) {
1.231 raeburn 2768: my $now = time;
1.157 albertel 2769: if ($env{'form.editdisc'}) {
1.102 raeburn 2770: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2771: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 2772: $contrib{'timestamp'} = $now;
1.102 raeburn 2773: $contrib{'history'} = '';
2774: my $numoldver = 0;
1.157 albertel 2775: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 2776: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2777: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2778: # get timestamp for last post and history
1.157 albertel 2779: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
2780: $env{'course.'.$env{'request.course.id'}.'.domain'},
2781: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2782: if (defined($oldcontrib{$oldidx.':replyto'})) {
2783: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2784: }
2785: if (defined($oldcontrib{$oldidx.':history'})) {
2786: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 2787: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 2788: $numoldver = @oldversions;
2789: } else {
2790: $numoldver = 1;
2791: }
2792: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2793: }
1.108 raeburn 2794: my $numnewver = $numoldver + 1;
1.102 raeburn 2795: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2796: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2797: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2798: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2799: } else {
1.112 raeburn 2800: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2801: }
1.102 raeburn 2802: }
2803: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2804: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2805: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2806: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2807: } else {
1.112 raeburn 2808: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2809: }
1.102 raeburn 2810: }
2811: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 2812: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 2813: $oldsymb,$oldidx,\%contrib,
1.157 albertel 2814: $env{'course.'.$env{'request.course.id'}.'.domain'},
2815: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2816: $status='Editing class discussion'.($anon?' (anonymous)':'');
2817: } else {
2818: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 2819: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
2820: $env{'course.'.$env{'request.course.id'}.'.domain'},
2821: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2822: }
1.231 raeburn 2823: my %storenewentry=($symb => $now);
1.63 albertel 2824: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2825: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 2826: $env{'course.'.$env{'request.course.id'}.'.domain'},
2827: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 2828: }
1.17 www 2829: my %record=&Apache::lonnet::restore('_discussion');
1.221 raeburn 2830: my ($temp)=keys(%record);
1.17 www 2831: unless ($temp=~/^error\:/) {
2832: my %newrecord=();
2833: $newrecord{'resource'}=$symb;
2834: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2835: $status.='<br />'.&mt('Registering').': '.
1.21 www 2836: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2837: }
2838: } else {
2839: $status.='Failed.';
1.17 www 2840: }
1.63 albertel 2841: return $status.'<br />';
1.13 www 2842: }
2843:
1.231 raeburn 2844: sub get_discussion_info {
2845: my ($idx,%contrib) = @_;
2846: my $changelast = 0;
2847: my $count = 0;
2848: my $hiddenflag = 0;
2849: my $deletedflag = 0;
2850: my ($hidden,$deleted,%info,$newlastdisc);
2851: my $version = $contrib{'version'};
2852: if ($version) {
2853: for (my $id=$version; $id>0; $id--) {
2854: my $vkeys=$contrib{$id.':keys'};
2855: my @keys=split(/:/,$vkeys);
2856: if (grep(/^hidden$/,@keys)) {
2857: if (!$hiddenflag) {
2858: $hidden = $contrib{$id.':hidden'};
2859: $hiddenflag = 1;
2860: }
2861: } elsif (grep(/^deleted$/,@keys)) {
2862: if (!$deletedflag) {
2863: $deleted = $contrib{$id.':deleted'};
2864: $deletedflag = 1;
2865: }
2866: } else {
2867: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
2868: $count++;
2869: $info{$count}{'id'} = $id;
2870: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
2871: }
2872: }
2873: }
2874: if ($info{'1'}{'id'} == $idx) {
2875: $changelast = 1;
2876: if ($count > 1) {
2877: $newlastdisc = $info{'2'}{'timestamp'};
2878: } else {
2879: $newlastdisc = 0;
2880: }
2881: }
2882: }
2883: return ($changelast,$newlastdisc);
2884: }
2885:
1.33 www 2886: # ----------------------------------------------------------- Preview function
2887:
2888: sub show_preview {
1.187 albertel 2889: my ($r) = @_;
1.135 albertel 2890: &Apache::loncommon::content_type($r,'text/html');
2891: $r->send_http_header;
1.218 albertel 2892: my $start_page=
2893: &Apache::loncommon::start_page('Preview',undef,
2894: {'only_body' => 1,});
2895:
1.157 albertel 2896: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 2897: &newline_to_br(\$message);
1.106 www 2898: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2899: $message=&Apache::lontexconvert::msgtexconverted($message);
1.194 albertel 2900: my $subject=&clear_out_html($env{'form.subject'},undef,1);
1.78 raeburn 2901: $subject=~s/\n/\<br \/\>/g;
2902: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 2903:
2904: my $end_page = &Apache::loncommon::end_page();
2905:
1.263 bisitz 2906: $r->print($start_page
2907: .'<h1>'.&mt('Preview').'</h1>'
2908: .&Apache::lonhtmlcommon::start_pick_box()
2909: .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
2910: .$subject
2911: .&Apache::lonhtmlcommon::row_closure()
2912: .&Apache::lonhtmlcommon::row_title(&mt('Message'))
2913: .$message
2914: .&Apache::lonhtmlcommon::row_closure(1)
2915: .&Apache::lonhtmlcommon::end_pick_box()
2916: .$end_page
2917: );
1.33 www 2918: }
2919:
1.165 albertel 2920:
2921: sub newline_to_br {
2922: my ($message)=@_;
2923: my $newmessage;
2924: my $parser=HTML::LCParser->new($message);
2925: while (my $token=$parser->get_token()) {
2926: if ($token->[0] eq 'T') {
2927: my $text=$token->[1];
2928: $text=~s/\n/\<br \/\>/g;
2929: $newmessage.=$text;
2930: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
2931: $newmessage.=$token->[1];
2932: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
2933: $newmessage.=$token->[2];
2934: } elsif ($token->[0] eq 'S') {
2935: $newmessage.=$token->[4];
2936: }
2937:
2938: }
2939: $$message=$newmessage;
2940: }
2941:
1.33 www 2942: sub generate_preview_button {
1.171 www 2943: my ($formname,$fieldname)=@_;
2944: unless ($formname) { $formname='mailform'; }
2945: unless ($fieldname) { $fieldname='comment'; }
1.107 www 2946: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 2947: return(<<ENDPREVIEW);
1.205 raeburn 2948: <br />
1.33 www 2949: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.269 bisitz 2950: <input type="hidden" name="subject" />
1.33 www 2951: <input type="hidden" name="comment" />
1.65 www 2952: <input type="button" value="$pre"
1.171 www 2953: onClick="if (typeof(document.$formname.onsubmit)=='function') {document.$formname.onsubmit();};this.form.comment.value=document.$formname.$fieldname.value;this.form.subject.value=document.$formname.subject.value;this.form.submit();" />
1.33 www 2954: </form>
2955: ENDPREVIEW
2956: }
1.71 www 2957:
1.108 raeburn 2958: sub modify_attachments {
1.255 raeburn 2959: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls,
2960: $attachmaxtext,$toolarge)=@_;
1.218 albertel 2961:
1.220 raeburn 2962: my %lt = &Apache::lonlocal::texthash(
2963: 'subj' => 'Subject',
2964: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
2965: 'chth' => 'Check the checkboxes for any you wish to remove.',
2966: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
2967: 'adda' => 'Add a new attachment to this post.',
1.247 albertel 2968: 'stch' => 'Save Changes',
1.220 raeburn 2969: );
1.218 albertel 2970: my $js = <<END;
2971: <script type="text/javascript">
2972: function setAction () {
2973: document.modattachments.action = document.modattachments.origpage.value;
2974: document.modattachments.submit();
2975: }
2976: </script>
2977: END
2978:
2979: my $start_page =
2980: &Apache::loncommon::start_page('Discussion Post Attachments',$js);
2981:
1.204 www 2982: my $orig_subject = &unescape($env{'form.subject'});
1.194 albertel 2983: my $subject=&clear_out_html($orig_subject,undef,1);
1.108 raeburn 2984: $subject=~s/\n/\<br \/\>/g;
2985: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 2986: my $timestamp=$env{'form.timestamp'};
2987: my $numoldver=$env{'form.numoldver'};
1.187 albertel 2988:
1.108 raeburn 2989: my $msg = '';
1.113 raeburn 2990: my %attachments = ();
1.108 raeburn 2991: my %currattach = ();
2992: if ($idx) {
1.113 raeburn 2993: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 2994: }
1.139 albertel 2995: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 2996:
2997: my $end_page =
2998: &Apache::loncommon::end_page();
2999:
3000: $r->print(<<END);
1.198 albertel 3001: $start_page
1.255 raeburn 3002: $toolarge
1.108 raeburn 3003: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
1.255 raeburn 3004: <br />
3005: <table class="LC_data_table">
1.108 raeburn 3006: <tr>
1.255 raeburn 3007: <td colspan="2">
1.124 raeburn 3008: <b>Subject:</b> $subject</b><br /><br />
1.108 raeburn 3009: END
3010: if ($idx) {
3011: if ($attachmenturls) {
1.221 raeburn 3012: my @currold = keys(%currattach);
1.108 raeburn 3013: if (@currold > 0) {
1.220 raeburn 3014: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3015: foreach my $id (@currold) {
3016: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3017: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3018: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3019: }
3020: $r->print("<br />");
3021: }
3022: }
3023: }
1.213 raeburn 3024: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3025: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3026: foreach my $attach (@{$currnewattach}) {
3027: $attach =~ m#/([^/]+)$#;
3028: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3029: }
3030: $r->print("<br />");
3031: }
3032: $r->print(<<END);
1.255 raeburn 3033: </td></tr>
3034: <tr>
3035: <td>
3036: $lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onClick="this.form.submit()" />
1.108 raeburn 3037: </td>
3038: </tr>
1.255 raeburn 3039: <tr>
3040: <td colspan="2">$attachmaxtext</td>
3041: </tr>
1.108 raeburn 3042: </table>
1.157 albertel 3043: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3044: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3045: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3046: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3047: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3048: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3049: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3050: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3051: END
1.220 raeburn 3052: foreach my $item (@{$currnewattach}) {
3053: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3054: }
1.220 raeburn 3055: foreach my $item (@{$currdelold}) {
3056: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3057: }
3058: $r->print(<<END);
1.269 bisitz 3059: <input type="button" name="rtntoedit" value="$lt{'stch'}" onClick="setAction()" />
1.108 raeburn 3060: </form>
1.187 albertel 3061: $end_page
1.108 raeburn 3062: END
3063: return;
3064: }
3065:
3066: sub process_attachments {
3067: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3068:
3069: @{$currnewattach}=
3070: &Apache::loncommon::get_env_multiple('form.currnewattach');
3071: @{$currdelold}=
3072: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3073: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3074: my @currdelnew =
3075: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3076: my @currnew = ();
3077: foreach my $newone (@{$currnewattach}) {
3078: my $delflag = 0;
1.221 raeburn 3079: foreach my $item (@currdelnew) {
3080: if ($newone eq $item) {
1.108 raeburn 3081: $delflag = 1;
3082: last;
3083: }
3084: }
3085: unless ($delflag) {
1.221 raeburn 3086: push(@currnew, $newone);
1.108 raeburn 3087: }
3088: }
3089: @{$currnewattach} = @currnew;
3090: }
1.158 albertel 3091: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3092: }
3093:
3094: sub generate_attachments_button {
1.224 raeburn 3095: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3096: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3097: my $origpage = $ENV{'REQUEST_URI'};
3098: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3099: my %lt = &Apache::lonlocal::texthash(
3100: 'clic' => 'Click to add/remove attachments',
3101: );
1.108 raeburn 3102: my $response = (<<END);
1.205 raeburn 3103: <br />
1.108 raeburn 3104: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3105: $lt{'clic'}: <input type="button" value="$att"
1.124 raeburn 3106: 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 3107: END
1.224 raeburn 3108: if (!$blockblog) {
3109: $response .= 'setblogvalue();';
3110: }
1.108 raeburn 3111: unless ($mode eq 'board') {
3112: $response .= 'javascript:anonchk();';
3113: }
3114: $response .= (<<ENDATTACH);
3115: this.form.submit();" />
3116: <input type="hidden" name="origpage" value="$origpage" />
3117: <input type="hidden" name="idx" value="$idx" />
3118: <input type="hidden" name="timestamp" value="$now" />
3119: <input type="hidden" name="subject" />
3120: <input type="hidden" name="comment" />
1.271 bisitz 3121: <input type="hidden" name="blog" value="0" />
3122: <input type="hidden" name="discuss" value="0" />
1.108 raeburn 3123: <input type="hidden" name="numoldver" value="$numoldver" />
3124: ENDATTACH
3125: if (defined($deloldattach)) {
3126: if (@{$deloldattach} > 0) {
1.221 raeburn 3127: foreach my $delatt (@{$deloldattach}) {
3128: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3129: }
3130: }
3131: }
3132: if (defined($currnewattach)) {
3133: if (@{$currnewattach} > 0) {
1.221 raeburn 3134: foreach my $attach (@{$currnewattach}) {
3135: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3136: }
3137: }
3138: }
3139: $response .= '</form>';
3140: return $response;
3141: }
3142:
3143: sub extract_attachments {
3144: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3145: %{$attachments}=();
3146: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3147: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3148: if (exists($$attachments{$id}{$numoldver})) {
3149: if (defined($currdelold)) {
3150: if (@{$currdelold} > 0) {
3151: unless (grep/^$id$/,@{$currdelold}) {
3152: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3153: }
1.113 raeburn 3154: } else {
3155: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3156: }
1.116 raeburn 3157: } else {
3158: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3159: }
3160: }
1.116 raeburn 3161: }
1.221 raeburn 3162: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3163: if (@attached == 1) {
3164: my $id = $attached[0];
3165: my $attachurl;
3166: if ($attachmenturls =~ m/^<attachment id="0">/) {
3167: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3168: } else {
3169: $attachurl = $$attachments{$id}{'filename'};
3170: }
3171: $attachurl=~m|/([^/]+)$|;
3172: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3173: $1.'</tt></a><br />';
3174: &Apache::lonnet::allowuploaded('/adm/feedback',
3175: $attachurl);
3176: } elsif (@attached > 1) {
3177: $$message.='<ol>';
1.221 raeburn 3178: foreach my $attach (@attached) {
3179: my $id = $attach;
1.113 raeburn 3180: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3181: my ($fname)
3182: =($attachurl=~m|/([^/]+)$|);
3183: $$message .= '<li><a href="'.$attachurl.
3184: '"><tt>'.
3185: $fname.'</tt></a></li>';
1.108 raeburn 3186: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3187: $attachurl);
1.108 raeburn 3188: }
1.116 raeburn 3189: $$message .= '</ol>';
1.108 raeburn 3190: }
3191: }
3192:
3193: sub construct_attachmenturl {
3194: my ($currnewattach,$keepold,$symb,$idx)=@_;
3195: my $oldattachmenturl;
3196: my $newattachmenturl;
1.113 raeburn 3197: my $startnum = 0;
1.108 raeburn 3198: my $currver = 0;
1.157 albertel 3199: if (($env{'form.editdisc'}) && ($idx)) {
3200: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3201: $env{'course.'.$env{'request.course.id'}.'.domain'},
3202: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3203: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3204: if ($contrib{$idx.':history'}) {
3205: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3206: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3207: $currver = 1 + scalar(@oldversions);
3208: } else {
3209: $currver = 2;
3210: }
3211: } else {
3212: $currver = 1;
3213: }
3214: if ($oldattachmenturl) {
1.113 raeburn 3215: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3216: my %attachments = ();
3217: my $prevver = $currver-1;
3218: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3219: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3220: $startnum += $numattach;
1.221 raeburn 3221: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3222: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3223: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3224: unless ($item eq 'filename') {
3225: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3226: }
1.113 raeburn 3227: }
3228: if (grep/^$num$/,@{$keepold}) {
3229: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3230: }
1.113 raeburn 3231: $newattachmenturl .= '</attachment>';
1.108 raeburn 3232: }
3233: } else {
1.116 raeburn 3234: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3235: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3236: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3237: }
1.113 raeburn 3238: $newattachmenturl .= '</attachment>';
1.108 raeburn 3239: $startnum ++;
3240: }
3241: }
3242: }
3243: for (my $i=0; $i<@{$currnewattach}; $i++) {
3244: my $attachnum = $startnum + $i;
1.113 raeburn 3245: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3246: }
3247: return $newattachmenturl;
3248: }
1.128 raeburn 3249:
1.224 raeburn 3250: sub add_blog_checkbox {
3251: my ($checkstatus);
3252: if ($env{'form.blog'}) {
3253: $checkstatus = 'checked="checked"';
3254: }
3255: my $output = '
3256: <script type="text/javascript">
3257: function setblogvalue() {
3258: if (document.mailform.blog.checked) {
3259: document.attachment.blog.value = 1;
3260: } else {
3261: document.attachment.blog.value = 0;
3262: }
3263: }
3264: </script><br />
3265: <label><input type="checkbox" name="blog" '.$checkstatus.' /> '.
3266: &mt('Add to my public course blog').'</label><br />'."\n";
3267: return $output;
3268: }
3269:
1.128 raeburn 3270: sub has_discussion {
3271: my $resourcesref = shift;
3272: my $navmap = Apache::lonnavmaps::navmap->new();
1.260 raeburn 3273: if (defined($navmap)) {
3274: my @allres=$navmap->retrieveResources();
3275: foreach my $resource (@allres) {
3276: if ($resource->hasDiscussion()) {
3277: my $ressymb = $resource->wrap_symb();
3278: if (ref($resourcesref) eq 'ARRAY') {
3279: push(@{$resourcesref}, $ressymb);
3280: }
3281: }
1.128 raeburn 3282: }
1.260 raeburn 3283: } else {
3284: &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
1.128 raeburn 3285: }
3286: return;
1.143 raeburn 3287: }
3288:
3289: sub sort_filter_names {
3290: my ($sort_types,$role_types,$status_types) = @_;
3291: %{$sort_types} = (
3292: ascdate => 'Date order - oldest first',
3293: descdate => 'Date order - newest first',
3294: thread => 'Threaded',
3295: subject => 'By subject',
3296: username => 'By domain and username',
3297: lastfirst => 'By last name, first name'
3298: );
3299: %{$role_types} = (
3300: all => 'All roles',
3301: st => 'Students',
3302: cc => 'Course Coordinators',
3303: in => 'Instructors',
3304: ta => 'TAs',
3305: ep => 'Exam proctors',
3306: ad => 'Administrators',
3307: cr => 'Custom roles'
3308: );
3309: %{$status_types} = (
3310: all => 'Roles of any status',
1.214 albertel 3311: Active => 'Only active roles',
3312: Expired => 'Only past roles',
3313: Future => 'Only future roles',
1.143 raeburn 3314: );
3315: }
1.108 raeburn 3316:
1.6 albertel 3317: sub handler {
3318: my $r = shift;
1.8 www 3319: if ($r->header_only) {
1.71 www 3320: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3321: $r->send_http_header;
3322: return OK;
3323: }
1.15 www 3324:
3325: # --------------------------- Get query string for limited number of parameters
3326:
1.97 raeburn 3327: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.208 raeburn 3328: ['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']);
3329: my $group = $env{'form.group'};
1.255 raeburn 3330: my %attachmax = (
1.268 bisitz 3331: text => &mt('(128 KB max size)'),
1.255 raeburn 3332: num => 131072,
3333: );
1.180 raeburn 3334: if ($env{'form.editdisc'}) {
1.208 raeburn 3335: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3336: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3337: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3338: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3339: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3340: undef,undef,undef,$group);
1.180 raeburn 3341: return OK;
3342: }
3343: }
1.157 albertel 3344: if ($env{'form.discsymb'}) {
3345: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3346: my $readkey = $symb.'_read';
3347: my $chgcount = 0;
1.157 albertel 3348: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3349: foreach my $key (keys(%env)) {
1.111 raeburn 3350: if ($key =~ m/^form\.postunread_(\d+)/) {
3351: if ($readinghash{$readkey} =~ /\.$1\./) {
3352: $readinghash{$readkey} =~ s/\.$1\.//;
3353: $chgcount ++;
3354: }
3355: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3356: unless ($readinghash{$readkey} =~ /\.$1\./) {
3357: $readinghash{$readkey} .= '.'.$1.'.';
3358: $chgcount ++;
3359: }
3360: }
3361: }
3362: if ($chgcount > 0) {
1.157 albertel 3363: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3364: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3365: }
1.133 albertel 3366: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3367: '0','0','','',$env{'form.previous'},'','','',
3368: undef,undef,undef,$group);
1.111 raeburn 3369: return OK;
3370: }
1.157 albertel 3371: if ($env{'form.allversions'}) {
1.109 raeburn 3372: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3373: &Apache::loncommon::no_cache($r);
1.109 raeburn 3374: $r->send_http_header;
1.187 albertel 3375:
3376: $r->print(&Apache::loncommon::start_page('Discussion Post Versions'));
3377:
1.157 albertel 3378: my $crs='/'.$env{'request.course.id'};
3379: if ($env{'request.course.sec'}) {
3380: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3381: }
1.133 albertel 3382: $crs=~s|_|/|g;
1.208 raeburn 3383: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3384: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3385: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3386: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3387: my $ressymb = &wrap_symb($symb);
3388: my $group = $env{'form.group'};
3389: my $seeid;
3390: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3391: if (&check_group_priv($group,'dgp') eq 'ok') {
3392: $seeid = 1;
3393: }
3394: } else {
3395: $seeid = &Apache::lonnet::allowed('rin',$crs);
3396: }
1.109 raeburn 3397: if ($idx > 0) {
1.116 raeburn 3398: my %messages = ();
3399: my %subjects = ();
3400: my %attachmsgs = ();
3401: my %allattachments = ();
3402: my %imsfiles = ();
3403: my ($screenname,$plainname);
1.157 albertel 3404: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3405: $env{'course.'.$env{'request.course.id'}.'.domain'},
3406: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3407: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3408: }
1.187 albertel 3409: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3410: return OK;
3411: }
1.157 albertel 3412: if ($env{'form.posterlist'}) {
3413: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3414: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3415: $env{'form.sortposts'});
1.101 raeburn 3416: return OK;
3417: }
1.157 albertel 3418: if ($env{'form.userpick'}) {
1.133 albertel 3419: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3420: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3421: my $numpicks = @posters;
1.133 albertel 3422: my %discinfo;
3423: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3424: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3425: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3426: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3427: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3428: '',$numpicks,$group);
1.101 raeburn 3429: return OK;
3430: }
1.157 albertel 3431: if ($env{'form.applysort'}) {
3432: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3433: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3434: '',$env{'form.previous'},$env{'form.sortposts'},
3435: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3436: $env{'form.sectionpick'},$env{'form.grouppick'},
3437: undef,$group);
1.100 raeburn 3438: return OK;
1.157 albertel 3439: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3440: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3441: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3442: return OK;
1.157 albertel 3443: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3444: my %discinfo = ();
3445: my @resources = ();
1.157 albertel 3446: if (defined($env{'form.navmaps'})) {
3447: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3448: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3449: } else {
1.157 albertel 3450: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3451: }
1.99 raeburn 3452: } else {
1.128 raeburn 3453: &has_discussion(\@resources);
1.99 raeburn 3454: }
3455: my $numitems = @resources;
3456: my $feedurl = '/adm/navmaps';
1.157 albertel 3457: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3458: my %lt = &Apache::lonlocal::texthash(
3459: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3460: 'robb' => 'resources/bulletin boards.',
1.264 schafran 3461: 'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
1.99 raeburn 3462: );
1.221 raeburn 3463: foreach my $res (@resources) {
3464: my $ressymb=$res;
1.132 albertel 3465: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3466: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3467: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3468: }
1.128 raeburn 3469: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3470: if ($numitems > 0) {
1.157 albertel 3471: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3472: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3473: } else {
3474: $textline = "<b>$lt{'twnp'}</b>";
3475: }
1.99 raeburn 3476: &Apache::loncommon::content_type($r,'text/html');
3477: $r->send_http_header;
1.150 albertel 3478: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3479: my %onload;
3480: if ($env{'environment.remote'} ne 'off') {
3481: $onload{'onload'} =
3482: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
3483: }
3484:
1.186 albertel 3485: my $start_page=
3486: &Apache::loncommon::start_page('New posts marked as read',undef,
3487: {'redirect' => [2,$feedurl],
3488: 'only_body' => 1,
1.189 albertel 3489: 'add_entries' => \%onload});
1.186 albertel 3490: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3491: $r->print (<<ENDREDIR);
1.186 albertel 3492: $start_page
1.150 albertel 3493: <img align="right" src="$logo" />
1.128 raeburn 3494: $textline
1.99 raeburn 3495: <form name="reldt" action="$feedurl" target="loncapaclient">
3496: </form>
1.187 albertel 3497: <br />
1.186 albertel 3498: $end_page
1.99 raeburn 3499: ENDREDIR
3500: return OK;
1.157 albertel 3501: } elsif ($env{'form.modifydisp'}) {
3502: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3503: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3504: split(/_/,$env{'form.changes'});
3505: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3506: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3507: return OK;
1.157 albertel 3508: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3509: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3510: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3511: $env{'form.toggon'} || $env{'form.markread'}) {
3512: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3513: my %discinfo;
1.133 albertel 3514: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3515: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3516: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3517: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3518: if ($env{'form.markondisp'}) {
1.137 albertel 3519: $discinfo{$symb.'_lastread'} = time;
3520: $discinfo{$symb.'_markondisp'} = 1;
3521: }
1.157 albertel 3522: if ($env{'form.markonread'}) {
3523: if ( $env{'form.previous'} > 0 ) {
3524: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3525: }
3526: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3527: }
1.133 albertel 3528: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3529: if ($env{'form.allposts'}) {
1.137 albertel 3530: $discinfo{$symb.'_showonlyunread'} = 0;
3531: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3532: }
1.157 albertel 3533: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3534: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3535: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3536: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3537: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3538: \%discinfo,$env{'user.domain'},$env{'user.name'});
3539: my $previous=$env{'form.previous'};
3540: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3541: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3542: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3543: return OK;
1.157 albertel 3544: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3545: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3546: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3547: my ($symb,$idx)=split(/\:\:\:/,$entry);
3548: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3549:
1.180 raeburn 3550: my $crs='/'.$env{'request.course.id'};
3551: if ($env{'request.course.sec'}) {
3552: $crs.='_'.$env{'request.course.sec'};
3553: }
3554: $crs=~s/\_/\//g;
3555: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3556:
1.208 raeburn 3557: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3558: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3559: undef,undef,$group,);
1.180 raeburn 3560: return OK;
3561: }
3562:
1.157 albertel 3563: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3564: $env{'course.'.$env{'request.course.id'}.'.domain'},
3565: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3566:
1.133 albertel 3567: my $currenthidden=$contrib{'hidden'};
3568: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3569:
1.157 albertel 3570: if ($env{'form.hide'}) {
1.133 albertel 3571: $currenthidden.='.'.$idx.'.';
3572: unless ($seeid) {
3573: $currentstudenthidden.='.'.$idx.'.';
3574: }
3575: } else {
3576: $currenthidden=~s/\.$idx\.//g;
3577: }
3578: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3579: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3580: $newhash{'studenthidden'} = $currentstudenthidden;
3581: }
1.231 raeburn 3582: if ($env{'form.hide'}) {
3583: my $changelast = 0;
3584: my $newlast;
3585: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3586: if ($changelast) {
3587: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3588: $env{'course.'.$env{'request.course.id'}.'.domain'},
3589: $env{'course.'.$env{'request.course.id'}.'.num'});
3590: }
3591: }
1.157 albertel 3592: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3593: $env{'course.'.$env{'request.course.id'}.'.domain'},
3594: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3595:
1.133 albertel 3596: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3597: '0','0','','',$env{'form.previous'},undef,undef,undef,
3598: undef,undef,undef,$group);
1.135 albertel 3599: return OK;
1.157 albertel 3600: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3601: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3602: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 3603: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
1.253 raeburn 3604: &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
1.69 www 3605: } else {
3606: &Apache::lonnet::del('environment',['threadeddiscussion']);
1.265 raeburn 3607: &Apache::lonnet::delenv('environment.threadeddiscussion');
1.72 albertel 3608: }
1.133 albertel 3609: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
1.208 raeburn 3610: '0','0','','',$env{'form.previous'},undef,undef,undef,
3611: undef,undef,undef,$group);
1.135 albertel 3612: return OK;
1.157 albertel 3613: } elsif ($env{'form.deldisc'}) {
1.38 www 3614: # --------------------------------------------------------------- Hide for good
1.157 albertel 3615: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 3616: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 3617: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3618: $env{'course.'.$env{'request.course.id'}.'.domain'},
3619: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 3620: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3621: if ($changelast) {
3622: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3623: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
3624: }
1.135 albertel 3625: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 3626: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3627: $env{'course.'.$env{'request.course.id'}.'.domain'},
3628: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 3629: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3630: '0','0','','',$env{'form.previous'},undef,undef,undef,
3631: undef,undef,undef,$group);
1.135 albertel 3632: return OK;
1.157 albertel 3633: } elsif ($env{'form.preview'}) {
1.33 www 3634: # -------------------------------------------------------- User wants a preview
3635: &show_preview($r);
1.135 albertel 3636: return OK;
1.157 albertel 3637: } elsif ($env{'form.attach'}) {
1.108 raeburn 3638: # -------------------------------------------------------- Work on attachments
3639: &Apache::loncommon::content_type($r,'text/html');
3640: $r->send_http_header;
1.198 albertel 3641: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.255 raeburn 3642: my (@currnewattach,@currdelold,@keepold,$toolarge);
1.108 raeburn 3643: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 3644: if (exists($env{'form.addnewattach.filename'})) {
1.255 raeburn 3645: if (length($env{'form.addnewattach'})<=$attachmax{'num'}) {
1.157 albertel 3646: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 3647: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 3648: push(@currnewattach, $newattachment);
1.255 raeburn 3649: } else {
3650: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
1.108 raeburn 3651: }
3652: }
1.133 albertel 3653: my $attachmenturls;
1.157 albertel 3654: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
3655: my $idx = $env{'form.idx'};
1.108 raeburn 3656: if ($idx) {
1.157 albertel 3657: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3658: $env{'course.'.$env{'request.course.id'}.'.domain'},
3659: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3660: $attachmenturls = $contrib{$idx.':attachmenturl'};
3661: }
1.133 albertel 3662: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
1.255 raeburn 3663: $attachmenturls,$attachmax{'text'},$toolarge);
1.135 albertel 3664: return OK;
1.157 albertel 3665: } elsif ($env{'form.export'}) {
1.116 raeburn 3666: &Apache::loncommon::content_type($r,'text/html');
3667: $r->send_http_header;
1.157 albertel 3668: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 3669: my $mode='board';
1.116 raeburn 3670: my $status='OPEN';
1.157 albertel 3671: my $previous=$env{'form.previous'};
1.168 albertel 3672: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library|task)$/) {
1.116 raeburn 3673: $mode='problem';
3674: $status=$Apache::inputtags::status[-1];
3675: }
3676: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 3677: my $start_page =
3678: &Apache::loncommon::start_page('Resource Feedback and Discussion');
3679: my $end_page =
3680: &Apache::loncommon::end_page();
3681: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 3682: return OK;
1.15 www 3683: } else {
3684: # ------------------------------------------------------------- Normal feedback
1.157 albertel 3685: my $feedurl=$env{'form.postdata'};
1.260 raeburn 3686: $feedurl=~s/^https?\:\/\///;
1.133 albertel 3687: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3688: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3689: $feedurl=~s/\?.+$//;
1.8 www 3690:
1.133 albertel 3691: my $symb;
1.157 albertel 3692: if ($env{'form.replydisc'}) {
3693: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
3694: } elsif ($env{'form.editdisc'}) {
3695: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3696: } elsif ($env{'form.origpage'}) {
1.133 albertel 3697: $symb="";
3698: } else {
3699: $symb=&Apache::lonnet::symbread($feedurl);
3700: }
3701: unless ($symb) {
1.157 albertel 3702: $symb=$env{'form.symb'};
1.133 albertel 3703: }
1.237 raeburn 3704: if (defined($symb)) {
3705: ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb);
3706: } else {
3707: # backward compatibility (bulletin boards used to be 'wrapped')
3708: &Apache::lonenc::check_decrypt(\$feedurl);
3709: &dewrapper(\$feedurl);
3710: }
1.133 albertel 3711: my $goahead=1;
1.168 albertel 3712: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
1.133 albertel 3713: unless ($symb) { $goahead=0; }
3714: }
3715: if (!$goahead) {
3716: # Ambiguous Problem Resource
3717: $r->internal_redirect('/adm/ambiguous');
3718: return OK;
1.31 www 3719: }
1.8 www 3720: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3721: unless (
3722: (
3723: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3724: )
3725: ||
1.157 albertel 3726: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 3727: ||
1.157 albertel 3728: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 3729: ) {
1.135 albertel 3730: &Apache::loncommon::content_type($r,'text/html');
3731: $r->send_http_header;
1.133 albertel 3732: # Unable to give feedback
1.233 raeburn 3733: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 3734: &no_redirect_back($r,$feedurl);
1.178 albertel 3735: return OK;
1.133 albertel 3736: }
1.6 albertel 3737: # --------------------------------------------------- Print login screen header
1.157 albertel 3738: unless ($env{'form.sendit'}) {
1.233 raeburn 3739: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 3740: &Apache::loncommon::content_type($r,'text/html');
3741: $r->send_http_header;
1.234 raeburn 3742: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.235 raeburn 3743: my ($blocked,$blocktext) =
3744: &Apache::loncommon::blocking_status('boards');
1.234 raeburn 3745: if ($blocked) {
3746: $r->print(&blocked_reply_or_edit($blocktext));
3747: return OK;
3748: }
3749: }
1.141 raeburn 3750: my $options=&screen_header($feedurl,$symb);
1.133 albertel 3751: if ($options) {
1.255 raeburn 3752: &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'});
1.133 albertel 3753: } else {
3754: &fail_redirect($r,$feedurl);
3755: }
3756: return OK;
1.6 albertel 3757: }
3758:
3759: # Get previous user input
1.9 albertel 3760: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 3761: $symb,$env{'user.name'},$env{'user.domain'},
3762: $env{'request.course.id'});
1.6 albertel 3763:
3764: # Get output from resource
1.237 raeburn 3765: &Apache::lonenc::check_encrypt(\$feedurl);
1.6 albertel 3766: my $usersaw=&resource_output($feedurl);
3767:
1.50 albertel 3768: # Get resource answer (need to allow student to view grades for this to work)
1.253 raeburn 3769: &Apache::lonnet::appenv({'allowed.vgr'=>'F'});
1.238 raeburn 3770: my $usersymb = &Apache::lonenc::check_encrypt($symb);
1.237 raeburn 3771: my $useranswer=
3772: &Apache::loncommon::get_student_answers(
1.238 raeburn 3773: $usersymb,$env{'user.name'},$env{'user.domain'},
1.237 raeburn 3774: $env{'request.course.id'});
1.50 albertel 3775: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3776: # Get attachments, if any, and not too large
3777: my $attachmenturl='';
1.255 raeburn 3778: my $toolarge='';
1.157 albertel 3779: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
3780: ($env{'form.replydisc'})) {
1.133 albertel 3781: my ($symb,$idx);
1.157 albertel 3782: if ($env{'form.replydisc'}) {
3783: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
3784: } elsif ($env{'form.editdisc'}) {
3785: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
3786: } elsif ($env{'form.origpage'}) {
3787: $symb = $env{'form.symb'};
1.133 albertel 3788: }
1.132 albertel 3789: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3790: my @currnewattach = ();
3791: my @deloldattach = ();
3792: my @keepold = ();
3793: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3794: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3795: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 3796: } elsif ($env{'form.attachment.filename'}) {
1.255 raeburn 3797: if (length($env{'form.attachment'})<=$attachmax{'num'}) {
3798: my $now = time;
3799: my $subdir = 'feedback/'.$now;
3800: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir);
3801: } else {
3802: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
3803: }
1.42 www 3804: }
1.6 albertel 3805: # Filter HTML out of message (could be nasty)
1.157 albertel 3806: my $message=&clear_out_html($env{'form.comment'});
1.6 albertel 3807:
3808: # Assemble email
1.237 raeburn 3809: my ($email,$citations)=&assemble_email($message,$prevattempts,
1.133 albertel 3810: $usersaw,$useranswer);
1.40 albertel 3811:
1.6 albertel 3812: # Who gets this?
1.242 albertel 3813: my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl);
1.6 albertel 3814:
3815: # Actually send mail
1.194 albertel 3816: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'},
3817: undef,1),
3818: $feedurl,$email,$citations,
1.240 raeburn 3819: $attachmenturl,$usersymb,%to);
1.13 www 3820:
3821: # Discussion? Store that.
1.32 albertel 3822: my $numpost=0;
1.207 albertel 3823: if ( ($env{'form.discuss'} ne ''
3824: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
3825: || $env{'form.anondiscuss'} ne '') {
1.194 albertel 3826: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.201 albertel 3827: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 3828: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
3829: $subject);
1.32 albertel 3830: $numpost++;
1.14 www 3831: }
1.175 www 3832:
3833: # Add to blog?
3834:
3835: my $blog='';
3836: if ($env{'form.blog'}) {
1.194 albertel 3837: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.175 www 3838: $status.=&Apache::lonrss::addentry($env{'user.name'},
3839: $env{'user.domain'},
3840: 'CourseBlog_'.$env{'request.course.id'},
3841: $subject,$message,$feedurl,'public');
3842: $blog='<br />'.&mt('Added to my course blog').'<br />';
3843: }
1.133 albertel 3844:
1.6 albertel 3845: # Receipt screen and redirect back to where came from
1.255 raeburn 3846: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge);
1.133 albertel 3847: }
3848: return OK;
1.234 raeburn 3849: }
3850:
3851: sub blocked_reply_or_edit {
3852: my ($blocktext) = @_;
3853: return
3854: &Apache::loncommon::start_page('Resource Feedback and Discussion').
3855: $blocktext.'<br /><br /><a href="javascript:history.go(-1)">'.
3856: &mt('Back to previous page').
3857: &Apache::loncommon::end_page();
1.133 albertel 3858: }
1.6 albertel 3859:
1.133 albertel 3860: sub wrap_symb {
3861: my ($ressymb)=@_;
3862: if ($ressymb =~ /bulletin___\d+___/) {
3863: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3864: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3865: }
1.6 albertel 3866: }
1.133 albertel 3867: return $ressymb;
3868: }
3869: sub dewrapper {
3870: my ($feedurl)=@_;
3871: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3872: $$feedurl=~s|^/adm/wrapper||;
3873: }
3874: }
3875:
3876: sub get_feedurl {
3877: my ($symb)=@_;
3878: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3879: my $feedurl = &Apache::lonnet::clutter($url);
3880: &dewrapper(\$feedurl);
3881: return $feedurl;
1.15 www 3882: }
1.1 www 3883:
1.133 albertel 3884: sub get_feedurl_and_clean_symb {
3885: my ($symb)=@_;
3886: &Apache::lonenc::check_decrypt(\$symb);
3887: # backward compatibility (bulletin boards used to be 'wrapped')
3888: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3889: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3890: }
3891: my $feedurl = &get_feedurl($symb);
3892: return ($symb,$feedurl);
3893: }
1.180 raeburn 3894:
3895: sub editing_allowed {
1.208 raeburn 3896: my ($postid,$group) = @_;
3897: $postid = &unescape($postid);
1.180 raeburn 3898: my $can_edit = 0;
1.208 raeburn 3899: if ($group ne '') {
3900: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3901: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3902: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
3903: if (&check_group_priv($group,'egp') eq 'ok') {
3904: $can_edit = 1;
3905: }
3906: return $can_edit;
3907: }
3908: }
1.180 raeburn 3909: my $cid = $env{'request.course.id'};
3910: my $role = (split(/\./,$env{'request.role'}))[0];
3911: my $section = $env{'request.course.sec'};
1.184 albertel 3912: my $allow_editing_config =
3913: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 3914: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
3915: $can_edit = 1;
3916: } else {
1.184 albertel 3917: foreach my $editor (split(/,/,$allow_editing_config)) {
3918: my ($editor_role,$editor_sec) = split(/:/,$editor);
3919: if ($editor_role eq $role
3920: && defined($editor_sec)
3921: && defined($section)
3922: && $editor_sec eq $section) {
3923: $can_edit = 1;
3924: last;
3925: }
3926: if ($editor_role eq $role
3927: && !defined($editor_sec)) {
3928: $can_edit = 1;
3929: }
3930: }
1.180 raeburn 3931: }
3932: return $can_edit;
3933: }
3934:
1.208 raeburn 3935: sub check_group_priv {
3936: my ($group,$grp_priv) = @_;
3937: foreach my $priv ('mdg','vcg') {
3938: my $checkcourse = $env{'request.course.id'}.
3939: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
3940: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
3941: return 'ok';
3942: }
3943: }
3944: if ($grp_priv && $group ne '') {
3945: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
3946: return 'ok';
3947: }
3948: }
3949: return '';
3950: }
3951:
1.211 albertel 3952: sub group_args {
1.208 raeburn 3953: my ($group) = @_;
1.211 albertel 3954: if ($group eq '') { return ''; }
3955: my $extra_args = '&group='.$group;
1.208 raeburn 3956: if (exists($env{'form.ref'})) {
1.211 albertel 3957: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 3958: }
3959: return $extra_args;
3960: }
3961:
1.237 raeburn 3962: sub get_resource_title {
3963: my ($symb,$feedurl) = @_;
3964: my ($restitle,$plainurl);
3965: if (defined($symb)) {
3966: my $plain_symb = &Apache::lonenc::check_decrypt($symb);
3967: $restitle = &Apache::lonnet::gettitle($plain_symb);
3968: }
3969: if (defined($feedurl)) {
3970: $plainurl = &Apache::lonenc::check_decrypt($feedurl);
3971: }
3972: if (!defined($restitle)) {
3973: if (defined($feedurl)) {
3974: $restitle = &Apache::lonnet::gettitle($plainurl);
3975: }
3976: }
3977: if ($plainurl ne $feedurl) {
3978: my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-);
3979: if ($plain_filename eq $restitle) {
3980: $restitle = &mt('Untitled resource');
3981: }
3982: }
3983: if ($restitle eq '') {
3984: $restitle = &mt('Untitled resource');
3985: }
3986: return $restitle;
3987: }
3988:
1.1 www 3989: 1;
3990: __END__
1.257 jms 3991:
3992:
3993: =pod
3994:
3995: =head1 NAME
3996:
3997: Apache::lonfeedback.pm
3998:
3999: =head1 SYNOPSIS
4000:
4001: Handles feedback from students to instructors and system administrators.
4002:
4003: Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
4004:
4005: Used by lonmsg.pm.
4006:
4007: This is part of the LearningOnline Network with CAPA project
4008: described at http://www.lon-capa.org.
4009:
4010: =head1 OVERVIEW
4011:
4012: None
4013:
4014: =head1 SUBROUTINES
4015:
4016: =over
4017:
4018: =item discussion_open()
4019:
4020: =item discussion_visible()
4021:
4022: =item list_discussion()
4023:
4024: =item send_feedback_link()
4025:
4026: =item send_message_link()
4027:
4028: =item action_links_bar()
4029:
4030: =item postingform_display()
4031:
4032: =item build_posting_display
4033:
4034: =item filter_regexp()
4035:
4036: =item get_post_contents()
4037:
4038: =item replicate_attachments()
4039:
4040: =item mail_screen()
4041:
4042: =item print_display_options()
4043:
4044: =item print_sortfilter_options()
4045:
4046: =item print_showposters()
4047:
4048: =item get_post_versions()
4049:
4050: =item get_post_attachments()
4051:
4052: =item fail_redirect()
4053:
4054: =item redirect_back()
4055:
4056: =item no_redirect_back()
4057:
4058: =item screen_header()
4059:
4060: =item resource_output()
4061:
4062: =item clear_out_html()
4063:
4064: =item assemble_email()
4065:
4066: =item feedback_available()
4067:
4068: =item send_msg()
4069:
4070: =item adddiscuss()
4071:
4072: =item get_discussion_info()
4073:
4074: =item show_preview()
4075:
4076: =item newline_to_br()
4077:
4078: =item generate_preview_button()
4079:
4080: =item modify_attachments()
4081:
4082: =item process_attachments()
4083:
4084: =item generate_attachments_button()
4085:
4086: =item extract_attachments()
4087:
4088: =item construct_attachmenturl()
4089:
4090: =item add_blog_checkbox()
4091:
4092: =item has_discussion()
4093:
4094: =item sort_filter_names()
4095:
4096: =item handler()
4097:
4098: =item blocked_reply_or_edit()
4099:
4100: =item wrap_symb()
4101:
4102: =item dewrapper()
4103:
4104: =item get_feedurl()
4105:
4106: =item get_feedurl_and_clean_symb()
4107:
4108: =item editing_allowed()
4109:
4110: =item check_group_priv()
4111:
4112: =item group_args()
4113:
4114: =item get_resource_title()
4115:
4116: =back
4117:
1.258 bisitz 4118: =cut
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