Annotation of loncom/interface/lonfeedback.pm, revision 1.233
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.233 ! raeburn 4: # $Id: lonfeedback.pm,v 1.232 2006/12/08 20:09:29 raeburn Exp $
1.19 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.77 www 28: ###
1.7 albertel 29:
1.1 www 30: package Apache::lonfeedback;
31:
32: use strict;
33: use Apache::Constants qw(:common);
1.3 www 34: use Apache::lonmsg();
1.9 albertel 35: use Apache::loncommon();
1.33 www 36: use Apache::lontexconvert();
1.86 www 37: use Apache::lonlocal; # must not have ()
1.157 albertel 38: use Apache::lonnet;
1.86 www 39: use Apache::lonhtmlcommon();
1.128 raeburn 40: use Apache::lonnavmaps;
1.130 albertel 41: use Apache::lonenc();
1.175 www 42: use Apache::lonrss();
1.112 raeburn 43: use HTML::LCParser();
1.106 www 44: use Apache::lonspeller();
1.208 raeburn 45: use Apache::longroup;
1.116 raeburn 46: use Cwd;
1.204 www 47: use LONCAPA;
1.54 www 48:
1.92 albertel 49: sub discussion_open {
1.122 raeburn 50: my ($status,$symb)=@_;
1.170 www 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);
! 94: return &send_message_link($ressymb);
1.232 raeburn 95: }
96: }
1.208 raeburn 97: if ($group ne '' && $mode eq 'board') {
98: if (&check_group_priv($group,'vgb') ne 'ok') {
99: return '';
100: }
101: }
1.219 raeburn 102:
1.223 raeburn 103: my ($blocked,$blocktext) = &blocking_posts('boards',1);
104: if ($blocked) {
1.232 raeburn 105: if ($mode ne 'board') {
1.233 ! raeburn 106: &Apache::lonenc::check_encrypt(\$ressymb);
! 107: return $blocktext.'<br />'.&send_message_link($ressymb);
1.232 raeburn 108: }
1.223 raeburn 109: }
110:
1.84 raeburn 111: my @bgcols = ("#cccccc","#eeeeee");
1.57 www 112: my $discussiononly=0;
113: if ($mode eq 'board') { $discussiononly=1; }
1.157 albertel 114: unless ($env{'request.course.id'}) { return ''; }
115: my $crs='/'.$env{'request.course.id'};
116: my $cid=$env{'request.course.id'};
117: if ($env{'request.course.sec'}) {
118: $crs.='_'.$env{'request.course.sec'};
1.143 raeburn 119: }
1.55 www 120: $crs=~s/\_/\//g;
1.133 albertel 121: my $encsymb=&Apache::lonenc::check_encrypt($ressymb);
122: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
1.168 albertel 123: && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/));
1.133 albertel 124:
1.100 raeburn 125: my %usernamesort = ();
126: my %namesort =();
127: my %subjectsort = ();
1.133 albertel 128:
1.80 raeburn 129: # Get discussion display settings for this discussion
130: my $lastkey = $ressymb.'_lastread';
131: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 132: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 133: my $visitkey = $ressymb.'_visit';
1.84 raeburn 134: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 135: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 136: my $toggkey = $ressymb.'_readtoggle';
137: my $readkey = $ressymb.'_read';
1.139 albertel 138: $ressymb=$encsymb;
1.169 albertel 139: 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 140: my %discinfo = ();
1.80 raeburn 141: my $showonlyunread = 0;
1.111 raeburn 142: my $showunmark = 0;
1.84 raeburn 143: my $markondisp = 0;
1.79 raeburn 144: my $prevread = 0;
1.81 raeburn 145: my $previous = 0;
1.80 raeburn 146: my $visit = 0;
147: my $newpostsflag = 0;
1.221 raeburn 148: my @posters = split(/\&/,$dischash{$userpickkey});
1.80 raeburn 149:
1.81 raeburn 150: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.208 raeburn 151: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']);
1.157 albertel 152: my $sortposts = $env{'form.sortposts'};
153: my $statusfilter = $env{'form.statusfilter'};
1.209 albertel 154: my @sectionpick = split(/,/,$env{'form.sectionpick'});
155: my @grouppick = split(/,/,$env{'form.grouppick'});
156: my @rolefilter = split(/,/,$env{'form.rolefilter'});
1.208 raeburn 157:
1.157 albertel 158: my $totposters = $env{'form.totposters'};
159: $previous = $env{'form.previous'};
1.80 raeburn 160: if ($previous > 0) {
161: $prevread = $previous;
162: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 163: unless ($dischash{$lastkey} eq '') {
164: $prevread = $dischash{$lastkey};
165: }
1.80 raeburn 166: }
1.79 raeburn 167:
1.208 raeburn 168: my $cdom = $env{'course.'.$cid.'.domain'};
169: my $cnum = $env{'course.'.$cid.'.num'};
170:
1.108 raeburn 171: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 172: my %roleshash = ();
173: my %roleinfo = ();
1.208 raeburn 174: my ($classgroups,$studentgroups);
1.157 albertel 175: if ($env{'form.rolefilter'}) {
1.208 raeburn 176: %roleshash = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
1.221 raeburn 177: foreach my $rolekey (keys(%roleshash)) {
178: my ($role,$uname,$udom,$sec) = split(/:/,$rolekey);
1.144 raeburn 179: if ($role =~ /^cr/) {
180: $role = 'cr';
181: }
1.221 raeburn 182: my ($end,$start) = split(/:/,$roleshash{$rolekey});
1.101 raeburn 183: my $now = time;
184: my $status = 'Active';
185: if (($now < $start) || ($end > 0 && $now > $end)) {
186: $status = 'Expired';
187: }
1.144 raeburn 188: if ($uname && $udom) {
1.221 raeburn 189: push(@{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status);
1.144 raeburn 190: }
1.101 raeburn 191: }
1.208 raeburn 192: my ($classlist,$keylist) =
193: &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.101 raeburn 194: my $sec_index = &Apache::loncoursedata::CL_SECTION();
195: my $status_index = &Apache::loncoursedata::CL_STATUS();
196: while (my ($student,$data) = each %$classlist) {
197: my ($section,$status) = ($data->[$sec_index],
198: $data->[$status_index]);
1.221 raeburn 199: push(@{$roleinfo{$student}}, 'st:'.$section.':'.$status);
1.101 raeburn 200: }
1.208 raeburn 201: ($classgroups,$studentgroups) =
1.214 albertel 202: &Apache::loncoursedata::get_group_memberships($classlist,$keylist,
203: $cdom,$cnum);
1.101 raeburn 204: }
205:
1.84 raeburn 206: # Get discussion display default settings for user
1.157 albertel 207: if ($env{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 208: $showonlyunread = 1;
209: }
1.157 albertel 210: if ($env{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 211: $markondisp = 1;
212: }
213:
214: # Override user's default if user specified display setting for this discussion
215: if (defined($dischash{$ondispkey})) {
1.123 raeburn 216: unless ($dischash{$ondispkey} eq '') {
217: $markondisp = $dischash{$ondispkey};
218: }
1.84 raeburn 219: }
220: if ($markondisp) {
221: $discinfo{$lastkey} = time;
222: }
1.83 raeburn 223:
1.80 raeburn 224: if (defined($dischash{$showkey})) {
1.123 raeburn 225: unless ($dischash{$showkey} eq '') {
226: $showonlyunread = $dischash{$showkey};
227: }
1.80 raeburn 228: }
229:
1.111 raeburn 230: if (defined($dischash{$markkey})) {
1.123 raeburn 231: unless ($dischash{$markkey} eq '') {
232: $showunmark = $dischash{$markkey};
233: }
1.111 raeburn 234: }
235:
1.80 raeburn 236: if (defined($dischash{$visitkey})) {
1.123 raeburn 237: unless ($dischash{$visitkey} eq '') {
238: $visit = $dischash{$visitkey};
239: }
1.78 raeburn 240: }
1.80 raeburn 241: $visit ++;
1.78 raeburn 242:
1.208 raeburn 243: my $seeid;
244: if (($group ne '') && ($mode eq 'board') &&
245: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
246: if (&check_group_priv($group,'dgp') eq 'ok') {
247: $seeid = 1;
248: }
249: } else {
250: $seeid=&Apache::lonnet::allowed('rin',$crs);
251: }
1.68 www 252: my @discussionitems=();
1.101 raeburn 253: my %shown = ();
254: my @posteridentity=();
1.116 raeburn 255:
256: my $current=0;
1.67 www 257: my $visible=0;
1.68 www 258: my @depth=();
1.116 raeburn 259: my @replies = ();
1.68 www 260: my %alldiscussion=();
1.116 raeburn 261: my %imsitems=();
262: my %imsfiles=();
1.80 raeburn 263: my %notshown = ();
1.84 raeburn 264: my %newitem = ();
1.68 www 265: my $maxdepth=0;
1.173 www 266: my %anonhash=();
267: my $anoncnt=0;
1.69 www 268: my $target='';
1.157 albertel 269: unless ($env{'browser.interface'} eq 'textual' ||
270: $env{'environment.remote'} eq 'off' ) {
1.69 www 271: $target='target="LONcom"';
272: }
1.111 raeburn 273:
1.79 raeburn 274: my $now = time;
1.80 raeburn 275: $discinfo{$visitkey} = $visit;
276:
1.169 albertel 277: &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});
1.208 raeburn 278: &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 279:
1.67 www 280: my $discussion='';
1.116 raeburn 281: my $manifestfile;
282: my $manifestok=0;
283: my $tempexport;
284: my $imsresources;
285: my $copyresult;
1.84 raeburn 286:
287: my $function = &Apache::loncommon::get_users_function();
288: my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 289: $env{'user.domain'});
1.84 raeburn 290: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 291: 'cuse' => 'Current discussion settings',
1.84 raeburn 292: 'allposts' => 'All posts',
293: 'unread' => 'New posts only',
1.111 raeburn 294: 'unmark' => 'Unread only',
1.84 raeburn 295: 'ondisp' => 'Once displayed',
1.111 raeburn 296: 'onmark' => 'Once marked not NEW',
297: 'toggoff' => 'Off',
298: 'toggon' => 'On',
1.84 raeburn 299: 'disa' => 'Posts to be displayed',
300: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 301: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 302: 'chgt' => 'Change',
303: 'disp' => 'Display',
304: 'nolo' => 'Not new',
1.111 raeburn 305: 'togg' => 'Toggle read/unread',
1.220 raeburn 306: 'aner' => 'An error occurred opening the manifest file.',
307: 'difo' => 'Discussion for',
308: 'aerr' => 'An error occurred opening the export file for posting',
309: 'aysu' => 'Are you sure you want to delete this post?',
310: 'dpwn' => 'Deleted posts will no longer be visible to you and other students',
311: 'bwco' => 'but will continue to be visible to your instructor',
312: 'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
1.84 raeburn 313: );
314:
315: my $currdisp = $lt{'allposts'};
316: my $currmark = $lt{'onmark'};
1.111 raeburn 317: my $currtogg = $lt{'toggoff'};
1.84 raeburn 318: my $dispchange = $lt{'unread'};
319: my $markchange = $lt{'ondisp'};
1.111 raeburn 320: my $toggchange = $lt{'toggon'};
1.97 raeburn 321: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 322: my $displinkA = 'onlyunread';
323: my $displinkB = 'onlyunmark';
1.97 raeburn 324: my $marklink = 'markondisp';
1.111 raeburn 325: my $togglink = 'toggon';
1.84 raeburn 326:
327: if ($markondisp) {
328: $currmark = $lt{'ondisp'};
329: $markchange = $lt{'onmark'};
1.97 raeburn 330: $marklink = 'markonread';
1.84 raeburn 331: }
332:
333: if ($showonlyunread) {
334: $currdisp = $lt{'unread'};
335: $dispchange = $lt{'allposts'};
1.111 raeburn 336: $displinkA = 'allposts';
1.84 raeburn 337: }
1.111 raeburn 338:
339: if ($showunmark) {
340: $currdisp = $lt{'unmark'};
341: $dispchange = $lt{'unmark'};
342: $displinkA='allposts';
343: $displinkB='onlyunread';
344: $showonlyunread = 0;
345: }
346:
347: if ($dischash{$toggkey}) {
348: $currtogg = $lt{'toggon'};
349: $toggchange = $lt{'toggoff'};
350: $togglink = 'toggoff';
351: }
1.97 raeburn 352:
1.111 raeburn 353: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 354:
355: if ($newpostsflag) {
1.97 raeburn 356: $chglink .= '&previous='.$prevread;
1.84 raeburn 357: }
1.211 albertel 358: $chglink.=&group_args($group);
1.84 raeburn 359:
1.67 www 360: if ($visible) {
1.80 raeburn 361: # Print the discusssion
1.116 raeburn 362: if ($outputtarget eq 'tex') {
1.156 albertel 363: $discussion.='<tex>{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
1.116 raeburn 364: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
365: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
366: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
1.156 albertel 367: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}</tex>';
1.116 raeburn 368: } elsif ($outputtarget eq 'export') {
369: # Create temporary directory if this is an export
370: my $now = time;
1.147 raeburn 371: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
372: $tempexport = $$imsextras{'tempexport'};
373: if (!-e $tempexport) {
374: mkdir($tempexport,0700);
375: }
376: $tempexport .= '/'.$$imsextras{'count'};
377: if (!-e $tempexport) {
378: mkdir($tempexport,0700);
379: }
380: } else {
381: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
382: if (!-e $tempexport) {
383: mkdir($tempexport,0700);
384: }
385: $tempexport .= '/'.$now;
386: if (!-e $tempexport) {
387: mkdir($tempexport,0700);
388: }
1.157 albertel 389: $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
1.116 raeburn 390: }
391: if (!-e $tempexport) {
392: mkdir($tempexport,0700);
393: }
394: # open manifest file
395: my $manifest = '/imsmanifest.xml';
396: my $manifestfilename = $tempexport.$manifest;
397: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
398: $manifestok=1;
399: print $manifestfile qq|
400: <?xml version="1.0" encoding="UTF-8"?>
401: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
402: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
403: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
404: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
405: <organizations default="$ressymb">
406: <organization identifier="$ressymb">
1.220 raeburn 407: <title>$lt{'difo'} $ressymb</title>\n|;
1.116 raeburn 408: } else {
1.220 raeburn 409: $discussion .= $lt{'aner'}.'<br />';
1.116 raeburn 410: }
411: } else {
1.97 raeburn 412: my $colspan=$maxdepth+1;
1.102 raeburn 413: $discussion.= qq|
414: <script>
1.219 raeburn 415: function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
1.102 raeburn 416: var symbparm = symb+':::'+idx
417: var prevparm = ""
418: if (newflag == 1) {
419: prevparm = "&previous="+previous
420: }
1.219 raeburn 421: if (caller == 'studentdelete') {
1.220 raeburn 422: if (confirm("$lt{'aysu'}\\n$lt{'dpwn'},\\n$lt{'bwco'}")) {
1.219 raeburn 423: document.location.href = "/adm/feedback?hide="+symbparm+prevparm+groupparm
424: }
425: } else {
426: if (caller == 'seeiddelete') {
1.220 raeburn 427: if (confirm("$lt{'aysu'}\\n$lt{'depo'}")) {
1.219 raeburn 428: document.location.href = "/adm/feedback?deldisc="+symbparm+prevparm+groupparm
429: }
430: }
431: }
1.102 raeburn 432: }
433: </script>
434: |;
1.134 albertel 435: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" ><table bgcolor="#AAAAAA" cellpadding="2" cellspacing="2" border="0">';
1.222 raeburn 436: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
437: $newpostsflag,$group,
438: $prevread,$markondisp);
439: my $escsymb=&escape($ressymb);
1.220 raeburn 440: my $numhidden = keys(%notshown);
1.116 raeburn 441: if ($numhidden > 0) {
442: my $colspan = $maxdepth+1;
443: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.173 www 444: '<a href="/adm/feedback?allposts=1&symb='.$escsymb;
1.116 raeburn 445: if ($newpostsflag) {
446: $discussion .= '&previous='.$prevread;
447: }
1.211 albertel 448: $discussion .= &group_args($group);
1.116 raeburn 449: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 450: $numhidden.' ';
1.116 raeburn 451: if ($showunmark) {
452: $discussion .= &mt('posts previously marked read');
453: } else {
454: $discussion .= &mt('previously viewed posts');
455: }
456: $discussion .= '<br/></td></tr>';
1.111 raeburn 457: }
1.80 raeburn 458: }
1.100 raeburn 459:
460: # Choose sort mechanism
461: my @showposts = ();
462: if ($sortposts eq 'descdate') {
1.221 raeburn 463: @showposts = (sort { $b <=> $a } keys(%alldiscussion));
1.100 raeburn 464: } elsif ($sortposts eq 'thread') {
1.221 raeburn 465: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 466: } elsif ($sortposts eq 'subject') {
1.221 raeburn 467: foreach my $key (sort(keys(%subjectsort))) {
468: push(@showposts, @{$subjectsort{$key}});
1.100 raeburn 469: }
470: } elsif ($sortposts eq 'username') {
1.221 raeburn 471: foreach my $domain (sort(keys(%usernamesort))) {
472: foreach my $key (sort(keys(%{$usernamesort{$domain}}))) {
473: push(@showposts, @{$usernamesort{$domain}{$key}});
1.100 raeburn 474: }
475: }
476: } elsif ($sortposts eq 'lastfirst') {
1.221 raeburn 477: foreach my $last (sort(keys(%namesort))) {
478: foreach my $key (sort(keys(%{$namesort{$last}}))) {
479: push(@showposts, @{$namesort{$last}{$key}});
1.100 raeburn 480: }
481: }
482: } else {
1.221 raeburn 483: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 484: }
1.116 raeburn 485: my $currdepth = 0;
486: my $firstidx = $alldiscussion{$showposts[0]};
1.221 raeburn 487: foreach my $post (@showposts) {
1.157 albertel 488: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.221 raeburn 489: $alldiscussion{$post} = $post;
1.100 raeburn 490: }
1.221 raeburn 491: unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) {
1.117 albertel 492: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 493: $discussion.="\n<tr>";
494: }
1.221 raeburn 495: my $thisdepth=$depth[$alldiscussion{$post}];
1.117 albertel 496: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 497: for (1..$thisdepth) {
498: $discussion.='<td> </td>';
499: }
500: }
1.80 raeburn 501: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 502: if ($outputtarget eq 'tex') {
1.95 sakharuk 503: #cleanup block
1.221 raeburn 504: $discussionitems[$alldiscussion{$post}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
505: $discussionitems[$alldiscussion{$post}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
1.95 sakharuk 506: my $threadinsert='';
507: if ($thisdepth > 0) {
508: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
509: }
1.221 raeburn 510: $discussionitems[$alldiscussion{$post}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
511: $discussionitems[$alldiscussion{$post}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
512: $discussionitems[$alldiscussion{$post}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 513:
1.221 raeburn 514: $discussionitems[$alldiscussion{$post}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$post}];
515: $discussion.=$discussionitems[$alldiscussion{$post}];
1.116 raeburn 516: } elsif ($outputtarget eq 'export') {
1.221 raeburn 517: my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html';
1.116 raeburn 518: if ($manifestok) {
1.221 raeburn 519: if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) {
1.116 raeburn 520: print $manifestfile ' </item>'."\n";
521: }
1.221 raeburn 522: $currdepth = $depth[$alldiscussion{$post}];
1.116 raeburn 523: print $manifestfile "\n".
1.221 raeburn 524: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$post}.'" isvisible="'.
525: $imsitems{$alldiscussion{$post}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$post}.'">'.
526: '<title>'.$imsitems{$alldiscussion{$post}}{'title'}.'</title>';
1.116 raeburn 527: $imsresources .= "\n".
1.221 raeburn 528: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$post}.'" type="webcontent" href="'.$postfilename.'">'."\n".
1.146 raeburn 529: '<file href="'.$postfilename.'">'."\n".
1.221 raeburn 530: $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}."\n".
1.116 raeburn 531: '</resource>';
532: }
533: my $postingfile;
534: my $postingfilename = $tempexport.'/'.$postfilename;
535: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
536: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
1.221 raeburn 537: $imsitems{$alldiscussion{$post}}{'title'}.' '.
538: $imsitems{$alldiscussion{$post}}{'sender'}.
539: $imsitems{$alldiscussion{$post}}{'timestamp'}.'<br /><br />'.
540: $imsitems{$alldiscussion{$post}}{'message'}.'<br />'.
541: $imsitems{$alldiscussion{$post}}{'attach'}.'</body></html>'."\n";
1.116 raeburn 542: close($postingfile);
543: } else {
1.221 raeburn 544: $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'<br />';
1.116 raeburn 545: }
1.221 raeburn 546: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport);
1.116 raeburn 547: } else {
1.221 raeburn 548: $discussion.='<td bgcolor="'.$bgcols[$newitem{$alldiscussion{$post}}].
549: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$post}].
1.116 raeburn 550: '</td></tr>';
551: }
1.69 www 552: }
1.80 raeburn 553: }
1.116 raeburn 554: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 555: my $colspan=$maxdepth+1;
1.111 raeburn 556: $discussion .= <<END;
1.97 raeburn 557: <tr bgcolor="#FFFFFF">
1.98 raeburn 558: <td colspan="$colspan" valign="top">
1.97 raeburn 559: <table border="0" bgcolor="#FFFFFF" width="100%" cellspacing="2" cellpadding="2">
560: <tr>
561: <td align="left">
562: <table border="0" cellpadding="0" cellspacing="4">
563: <tr>
564: <td>
565: <font size="-1"><b>$lt{'cuse'}</b>:</td>
566: <td> </td>
1.111 raeburn 567: <td><font size="-1">
1.97 raeburn 568: END
569: if ($newpostsflag) {
570: $discussion .=
1.111 raeburn 571: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
572: if ($dischash{$toggkey}) {
573: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
574: }
1.97 raeburn 575: } else {
1.111 raeburn 576: if ($dischash{$toggkey}) {
577: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
578: } else {
579: $discussion .=
580: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
581: }
1.97 raeburn 582: }
583: $discussion .= <<END;
1.111 raeburn 584: </font></td>
1.97 raeburn 585: <td> </td>
1.144 raeburn 586: <td align="left">
1.111 raeburn 587: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</font></b>
588: </td>
1.97 raeburn 589: </tr>
590: </table>
591: </td>
1.111 raeburn 592: END
1.143 raeburn 593: if ($sortposts) {
594: my %sort_types = ();
595: my %role_types = ();
596: my %status_types = ();
597: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
598:
599: $discussion .= '<td><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
1.157 albertel 600: if (defined($env{'form.totposters'})) {
1.144 raeburn 601: $discussion .= &mt('Posts by').':';
1.143 raeburn 602: if ($totposters > 0) {
603: foreach my $poster (@posters) {
1.144 raeburn 604: $discussion .= ' '.$poster.',';
1.143 raeburn 605: }
1.144 raeburn 606: $discussion =~ s/,$//;
1.143 raeburn 607: } else {
608: $discussion .= &mt('None selected');
609: }
610: } else {
611: my $filterchoice ='';
612: if (@sectionpick > 0) {
1.157 albertel 613: $filterchoice = '<i>'.&mt('sections').'</i>- '.$env{'form.sectionpick'};
1.143 raeburn 614: $filterchoice .= ' ';
615: }
1.208 raeburn 616: if (@grouppick > 0) {
617: $filterchoice = '<i>'.&mt('groups').'</i>- '.$env{'form.grouppick'};
618: $filterchoice .= ' ';
619: }
1.143 raeburn 620: if (@rolefilter > 0) {
1.144 raeburn 621: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.221 raeburn 622: foreach my $role (@rolefilter) {
623: $filterchoice .= ' '.$role_types{$role}.',';
1.143 raeburn 624: }
1.144 raeburn 625: $filterchoice =~ s/,$//;
626: $filterchoice .= '<br />     ';
1.143 raeburn 627: }
628: if ($statusfilter) {
629: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
630: }
631: if ($filterchoice) {
632: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
633: }
634: $discussion .= '</font></td>';
635: }
636: }
1.111 raeburn 637: if ($dischash{$toggkey}) {
638: my $storebutton = &mt('Store read/unread changes');
639: $discussion.='<td align="right">'.
640: '<input type="hidden" name="discsymb" value="'.$ressymb.'">'."\n".
641: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
642: ' onClick="this.form.submit();">'."\n".
643: '</td>';
644: }
645: $discussion .= (<<END);
1.97 raeburn 646: </tr>
647: </table>
648: </td>
649: </tr>
1.222 raeburn 650: END
651: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
652: $newpostsflag,$group,
653: $prevread,$markondisp);
654: $discussion .= "
1.97 raeburn 655: </table>
1.222 raeburn 656: <br /><br /></form>\n";
1.114 sakharuk 657: }
1.116 raeburn 658: if ($outputtarget eq 'export') {
659: if ($manifestok) {
660: while ($currdepth > 0) {
661: print $manifestfile " </item>\n";
662: $currdepth --;
663: }
664: print $manifestfile qq|
665: </organization>
666: </organizations>
667: <resources>
668: $imsresources
669: </resources>
670: </manifest>
671: |;
672: close($manifestfile);
1.147 raeburn 673: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
674: $discussion = $copyresult;
675: } else {
1.116 raeburn 676:
677: #Create zip file in prtspool
678:
1.147 raeburn 679: my $imszipfile = '/prtspool/'.
1.157 albertel 680: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.147 raeburn 681: time.'_'.rand(1000000000).'.zip';
682: my $cwd = &getcwd();
683: my $imszip = '/home/httpd/'.$imszipfile;
684: chdir $tempexport;
685: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
686: close(OUTPUT);
687: chdir $cwd;
1.220 raeburn 688: $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','<a href="'.$imszipfile.'">').'</a><br />';
1.147 raeburn 689: if ($copyresult) {
1.220 raeburn 690: $discussion .= &mt('The following errors occurred during export').' - <br />'.$copyresult;
1.147 raeburn 691: }
1.116 raeburn 692: }
693: } else {
1.220 raeburn 694: $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 695: }
696: return $discussion;
697: }
1.54 www 698: }
699: if ($discussiononly) {
1.108 raeburn 700: my $now = time;
701: my $attachnum = 0;
1.213 raeburn 702: my $currnewattach = [];
703: my $currdelold = [];
1.108 raeburn 704: my $comment = '';
705: my $subject = '';
1.157 albertel 706: if ($env{'form.origpage'}) {
1.108 raeburn 707: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.204 www 708: $subject = &unescape($env{'form.subject'});
709: $comment = &unescape($env{'form.comment'});
1.108 raeburn 710: my @keepold = ();
1.208 raeburn 711: &process_attachments($currnewattach,$currdelold,\@keepold);
712: if (@{$currnewattach} > 0) {
713: $attachnum += @{$currnewattach};
1.108 raeburn 714: }
715: }
1.122 raeburn 716: if (&discussion_open($status)) {
1.208 raeburn 717: if (($group ne '') && ($mode eq 'board')) {
718: if (&check_group_priv($group,'pgd') eq 'ok') {
719: $discussion .=
1.210 albertel 720: &postingform_display($mode,$ressymb,$now,$subject,
721: $comment,$outputtarget,$attachnum,
722: $currnewattach,$currdelold,
723: $group);
1.108 raeburn 724: }
1.208 raeburn 725: } else {
726: $discussion.=
1.210 albertel 727: &postingform_display($mode,$ressymb,$now,$subject,
728: $comment,$outputtarget,$attachnum,
729: $currnewattach,$currdelold);
1.208 raeburn 730: }
1.95 sakharuk 731: }
1.140 raeburn 732: } else {
1.232 raeburn 733: $discussion.='<table class="LC_feedback_link"><tr><td>';
1.140 raeburn 734: if (&discussion_open($status) &&
735: &Apache::lonnet::allowed('pch',
1.157 albertel 736: $env{'request.course.id'}.
737: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.95 sakharuk 738: if ($outputtarget ne 'tex') {
1.232 raeburn 739: $discussion.= &send_feedback_link($ressymb,$target).
740: '<br />';
1.190 www 741: }
1.100 raeburn 742: }
1.232 raeburn 743: if ($outputtarget ne 'tex') {
744: $discussion.= &send_message_link($ressymb);
745: }
746: $discussion.='</td></tr></table>';
1.74 www 747: }
1.114 sakharuk 748: return $discussion;
1.54 www 749: }
1.1 www 750:
1.232 raeburn 751: sub send_feedback_link {
752: my ($ressymb,$target) = @_;
753: my $output = '<span class="LC_feedback_link">'.
754: ' <a href="/adm/feedback?replydisc='.
755: &escape($ressymb).':::" '.$target.'>'.
756: '<img alt="" src="'.
757: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').
758: '" border="0" />'.&mt('Post Discussion').'</a></span>';
759: return $output;
760: }
761:
762: sub send_message_link {
763: my ($ressymb) = @_;
764: my $output = '<span class="LC_feedback_link">'.
765: ' <a href="/adm/feedback?sendmessageonly=1&symb='.
766: &escape($ressymb).'"><img alt="" src="'.
767: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/feedback.gif').
768: '" border="0" />'.&mt('Send Message').'</a></span>';
769: return $output;
770: }
771:
1.222 raeburn 772: sub action_links_bar {
773: my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;
774: my $discussion = '<tr><td bgcolor="#DDDDBB" colspan="'.$colspan.'">'.
775: '<table border="0" width="100%" bgcolor="#DDDDBB"><tr>';
776: my $escsymb=&escape($ressymb);
777: if ($visible>2) {
778: $discussion .= '<td align="left">'.
779: '<a href="/adm/feedback?cmd=threadedon&symb='.$escsymb;
780: if ($newpostsflag) {
781: $discussion .= '&previous='.$prevread;
782: }
783: $discussion .= &group_args($group);
784: $discussion .='">'.&mt('Threaded View').'</a> '.
785: '<a href="/adm/feedback?cmd=threadedoff&symb='.$escsymb;
786: if ($newpostsflag) {
787: $discussion .= '&previous='.$prevread;
788: }
789: $discussion .= &group_args($group);
790: $discussion .='">'.&mt('Chronological View').'</a>
791: <a href= "/adm/feedback?cmd=sortfilter&symb='.$escsymb;
792: if ($newpostsflag) {
793: $discussion .= '&previous='.$prevread;
794: }
795: $discussion .= &group_args($group);
796: $discussion .='">'.&mt('Sorting/Filtering options').'</a>  ';
797: } else {
798: $discussion .= '<td align="left">';
799: }
800: $discussion .='<a href= "/adm/feedback?export='.$escsymb;
801: if ($newpostsflag) {
802: $discussion .= '&previous='.$prevread;
803: }
804: $discussion .= &group_args($group);
805: $discussion .= '">'.&mt('Export').'?</a> </td>';
806: if ($newpostsflag) {
807: if (!$markondisp) {
808: $discussion .='<td align="right"><a href="/adm/preferences?action=changediscussions';
809: $discussion .= &group_args($group);
810: $discussion .= '">'.
811: &mt('Preferences on what is marked as NEW').
812: '</a><br /><a href="/adm/feedback?markread=1&symb='.$escsymb;
813: $discussion .= &group_args($group);
814: $discussion .= '">'.&mt('Mark NEW posts no longer new').'</a>';
815: } else {
816: $discussion .= '<td> </td>';
817: }
818: } else {
819: $discussion .= '<td> </td>';
820: }
821: $discussion .= '</tr></table></td></tr>';
822: return $discussion;
823: }
824:
1.223 raeburn 825: sub blocking_posts {
826: my ($type,$showstatus) = @_;
827: my %setters;
828: my ($blocked,$output);
829: my ($startblock,$endblock) =
830: &Apache::loncommon::blockcheck(\%setters,$type);
831: if ($startblock && $endblock) {
832: $blocked = 1;
833: if ($showstatus) {
834: my $showstart = &Apache::lonlocal::locallocaltime($startblock);
835: my $showend = &Apache::lonlocal::locallocaltime($endblock);
836: $output = &mt('Discussion postings will not be viewable for resources in this course between [_1] and [_2] because communication is being blocked.',$showstart, $showend).'<br />'.
837: &Apache::loncommon::build_block_table($startblock,$endblock,
838: \%setters);
839: }
840: }
841: return ($blocked,$output);
842: }
843:
1.208 raeburn 844: sub postingform_display {
845: my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum,
846: $currnewattach,$currdelold,$group) = @_;
847: my $newattachmsg;
1.220 raeburn 848: my %lt = &Apache::lonlocal::texthash(
849: 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty',
850: 'title' => 'Title',
851: 'podi' => 'Post Discussion',
852: 'poan' => 'Post Anonymous Discussion',
853: 'newa' => 'New attachments',
854: );
1.208 raeburn 855: my $postingform = (<<ENDDISCUSS);
1.220 raeburn 856: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data"> <input type="submit" name="discuss" value="$lt{'podi'}" />
857: <input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />
1.208 raeburn 858: <input type="hidden" name="sendit" value="true" />
859: <input type="hidden" name="timestamp" value="$now" />
860: <br /><a name="newpost"></a>
1.220 raeburn 861: <font size="1">$lt{'note'}</font><br />
862: <b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
1.208 raeburn 863: <textarea name="comment" cols="80" rows="14" wrap="hard">$comment</textarea>
864: ENDDISCUSS
865: if ($env{'form.origpage'}) {
866: $postingform .= '<input type="hidden" name="origpage" value="'.
867: $env{'form.origpage'}.'" />'."\n";
868: foreach my $att (@{$currnewattach}) {
869: $postingform .= '<input type="hidden" name="currnewattach" '.
870: 'value="'.$att.'" />'."\n";
871: }
872: }
873: if (exists($env{'form.ref'})) {
874: $postingform .= '<input type="hidden" name="ref" value="'.
875: $env{'form.ref'}.'" />';
876: }
877: if ($group ne '') {
878: $postingform .='<input type="hidden" name="group" value="'.$group.'" />';
879: }
1.224 raeburn 880: my ($blockblog) = &blocking_posts('blogs');
881: if (!$blockblog) {
882: $postingform .= &add_blog_checkbox();
883: }
1.208 raeburn 884: $postingform .= "</form>\n";
885: if ($outputtarget ne 'tex') {
886: $postingform .= &generate_attachments_button('',$attachnum,$ressymb,
887: $now,$currnewattach,
1.224 raeburn 888: $currdelold,'',$mode,
889: $blockblog);
1.208 raeburn 890: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 891: $newattachmsg = '<br /><b>'.$lt{'newa'}.'</b><br />';
1.208 raeburn 892: if (@{$currnewattach} > 1) {
893: $newattachmsg .= '<ol>';
894: foreach my $item (@{$currnewattach}) {
895: $item =~ m#.*/([^/]+)$#;
896: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
897: }
898: $newattachmsg .= '</ol>'."\n";
899: } else {
900: $$currnewattach[0] =~ m#.*/([^/]+)$#;
901: $newattachmsg .= '<a href="'.$$currnewattach[0].'">'.$1.'</a><br />'."\n";
902: }
903: }
904: $postingform .= $newattachmsg;
905: $postingform .= &generate_preview_button();
906: }
907: return $postingform;
908: }
909:
1.116 raeburn 910: sub build_posting_display {
1.208 raeburn 911: my ($usernamesort,$subjectsort,$namesort,$notshown,$newitem,$dischash,$shown,$alldiscussion,$imsitems,$imsfiles,$roleinfo,$discussionitems,$replies,$depth,$posters,$maxdepth,$visible,$newpostsflag,$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$ressymb,$target,$readkey,$showunmark,$showonlyunread,$totposters,$rolefilter,$sectionpick,$grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,$anonhash,$anoncnt,$group) = @_;
1.116 raeburn 912: my @original=();
913: my @index=();
1.210 albertel 914: my $skip_group_check = 0;
1.133 albertel 915: my $symb=&Apache::lonenc::check_decrypt($ressymb);
1.204 www 916: my $escsymb=&escape($ressymb);
1.157 albertel 917: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
918: $env{'course.'.$env{'request.course.id'}.'.domain'},
919: $env{'course.'.$env{'request.course.id'}.'.num'});
1.116 raeburn 920:
1.210 albertel 921: if ((@{$grouppick} == 0) || (grep(/^all$/,@{$grouppick}))) {
922: $skip_group_check = 1;
1.208 raeburn 923: }
1.116 raeburn 924: if ($contrib{'version'}) {
925: my $oldest = $contrib{'1:timestamp'};
926: if ($prevread eq '0') {
927: $prevread = $oldest-1;
928: }
1.143 raeburn 929: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
930: if ($sortposts) {
1.208 raeburn 931: ($skiptest,$roleregexp,$secregexp,$statusregexp) =
932: &filter_regexp($rolefilter,$sectionpick,$statusfilter);
1.143 raeburn 933: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
934: }
1.116 raeburn 935: for (my $id=1;$id<=$contrib{'version'};$id++) {
936: my $idx=$id;
937: my $posttime = $contrib{$idx.':timestamp'};
938: if ($prevread <= $posttime) {
939: $$newpostsflag = 1;
940: }
941: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
942: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
943: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
944: my $origindex='0.';
945: my $numoldver=0;
946: if ($contrib{$idx.':replyto'}) {
1.157 albertel 947: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 948: # this is a follow-up message
949: $original[$idx]=$original[$contrib{$idx.':replyto'}];
950: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
951: $origindex=$index[$contrib{$idx.':replyto'}];
952: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
953: } else {
954: $original[$idx]=0;
955: $$depth[$idx]=0;
956: }
957: } else {
958: # this is an original message
959: $original[$idx]=0;
960: $$depth[$idx]=0;
961: }
962: if ($$replies[$$depth[$idx]]) {
963: $$replies[$$depth[$idx]]++;
964: } else {
965: $$replies[$$depth[$idx]]=1;
966: }
967: unless ((($hidden) && (!$seeid)) || ($deleted)) {
968: $$visible++;
969: if ($contrib{$idx.':history'}) {
970: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 971: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 972: $numoldver = @oldversions;
973: } else {
974: $numoldver = 1;
975: }
976: }
977: $$current = $numoldver;
978: my %messages = ();
979: my %subjects = ();
980: my %attachtxt = ();
981: my %allattachments = ();
982: my ($screenname,$plainname);
983: my $sender = &mt('Anonymous');
1.173 www 984: # Anonymous users getting number within a discussion
985: # Since idx is in static order, this should give the same sequence every time.
986: my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'};
987: unless ($$anonhash{$key}) {
988: $anoncnt++;
989: $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
990: }
1.116 raeburn 991: my ($message,$subject,$vgrlink,$ctlink);
992: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
993:
994:
995: # Set up for sorting by subject
996: unless ($outputtarget eq 'export') {
997: $message=$messages{$numoldver};
998: $message.=$attachtxt{$numoldver};
999: $subject=$subjects{$numoldver};
1000: if ($message) {
1001: if ($hidden) {
1002: $message='<font color="#888888">'.$message.'</font>';
1003: if ($studenthidden) {
1004: $message .='<br /><br />Deleted by poster (student).';
1005: }
1006: }
1007:
1008: if ($subject eq '') {
1009: if (defined($$subjectsort{'__No subject'})) {
1.221 raeburn 1010: push(@{$$subjectsort{'__No subject'}}, $idx);
1.116 raeburn 1011: } else {
1012: @{$$subjectsort{'__No subject'}} = ("$idx");
1013: }
1014: } else {
1015: if (defined($$subjectsort{$subject})) {
1.221 raeburn 1016: push(@{$$subjectsort{$subject}}, $idx);
1.116 raeburn 1017: } else {
1018: @{$$subjectsort{$subject}} = ("$idx");
1019: }
1020: }
1.208 raeburn 1021: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.116 raeburn 1022: $sender=&Apache::loncommon::aboutmewrapper(
1023: $plainname,
1024: $contrib{$idx.':sendername'},
1025: $contrib{$idx.':senderdomain'}).' ('.
1026: $contrib{$idx.':sendername'}.' at '.
1027: $contrib{$idx.':senderdomain'}.')';
1028: if ($contrib{$idx.':anonymous'}) {
1.173 www 1029: $sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
1.116 raeburn 1030: $screenname;
1031: }
1032:
1033: # Set up for sorting by domain, then username
1034: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
1035: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
1036: }
1037: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
1.221 raeburn 1038: push(@{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx);
1.116 raeburn 1039: } else {
1040: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
1041: }
1042: # Set up for sorting by last name, then first name
1043: my %names = &Apache::lonnet::get('environment',
1044: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
1045: ,$contrib{$idx.':sendername'});
1046: my $lastname = $names{'lastname'};
1047: my $firstname = $names{'firstname'};
1048: if ($lastname eq '') {
1049: $lastname = '_';
1050: }
1051: if ($firstname eq '') {
1052: $firstname = '_';
1053: }
1054: unless (defined($$namesort{$lastname})) {
1055: %{$$namesort{$lastname}} = ();
1056: }
1057: if (defined($$namesort{$lastname}{$firstname})) {
1.221 raeburn 1058: push(@{$$namesort{$lastname}{$firstname}}, $idx);
1.116 raeburn 1059: } else {
1060: @{$$namesort{$lastname}{$firstname}} = ("$idx");
1061: }
1.208 raeburn 1062: if (&editing_allowed($escsymb.':::'.$idx,$group)) {
1.157 albertel 1063: if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
1.116 raeburn 1064: $sender.=' <a href="/adm/feedback?editdisc='.
1.173 www 1065: $escsymb.':::'.$idx;
1.179 raeburn 1066: if ($$newpostsflag) {
1.116 raeburn 1067: $sender .= '&previous='.$prevread;
1068: }
1.211 albertel 1069: $sender .= &group_args($group);
1.208 raeburn 1070: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
1071:
1.116 raeburn 1072: unless ($seeid) {
1.219 raeburn 1073: my $grpargs = &group_args($group);
1074: $sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
1.116 raeburn 1075: $sender .= '">'.&mt('Delete').'</a>';
1076: }
1077: }
1078: }
1079: if ($seeid) {
1080: if ($hidden) {
1081: unless ($studenthidden) {
1082: $sender.=' <a href="/adm/feedback?unhide='.
1.173 www 1083: $escsymb.':::'.$idx;
1.179 raeburn 1084: if ($$newpostsflag) {
1085: $sender .= '&previous='.$prevread;
1.116 raeburn 1086: }
1087: $sender .= '">'.&mt('Make Visible').'</a>';
1088: }
1089: } else {
1090: $sender.=' <a href="/adm/feedback?hide='.
1.173 www 1091: $escsymb.':::'.$idx;
1.179 raeburn 1092: if ($$newpostsflag) {
1.116 raeburn 1093: $sender .= '&previous='.$prevread;
1094: }
1.211 albertel 1095: $sender .= &group_args($group);
1.116 raeburn 1096: $sender .= '">'.&mt('Hide').'</a>';
1.219 raeburn 1097: }
1098: my $grpargs = &group_args($group);
1099: $sender.=
1100: " <a href=\"javascript:verifydelete('seeiddelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')\">";
1101: $sender .= &mt('Delete').'</a>';
1.116 raeburn 1102: }
1103: } else {
1104: if ($screenname) {
1105: $sender='<i>'.$screenname.'</i>';
1.173 www 1106: } else {
1107: $sender='<i>'.$$anonhash{$key}.'</i>';
1.116 raeburn 1108: }
1109: # Set up for sorting by domain, then username for anonymous
1110: unless (defined($$usernamesort{'__anon'})) {
1111: %{$$usernamesort{'__anon'}} = ();
1112: }
1113: if (defined($$usernamesort{'__anon'}{'__anon'})) {
1.221 raeburn 1114: push(@{$$usernamesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1115: } else {
1116: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
1117: }
1118: # Set up for sorting by last name, then first name for anonymous
1119: unless (defined($$namesort{'__anon'})) {
1120: %{$$namesort{'__anon'}} = ();
1121: }
1122: if (defined($$namesort{'__anon'}{'__anon'})) {
1.221 raeburn 1123: push(@{$$namesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1124: } else {
1125: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
1126: }
1127: }
1.208 raeburn 1128: if (&discussion_open($status)) {
1129: if (($group ne '') &&
1130: (&check_group_priv($group,'pgd') eq 'ok')) {
1131: $sender.=' <a href="/adm/feedback?replydisc='.
1132: $escsymb.':::'.$idx;
1133: if ($$newpostsflag) {
1134: $sender .= '&previous='.$prevread;
1135: }
1.211 albertel 1136: $sender .= &group_args($group);
1.208 raeburn 1137: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1138: } elsif (&Apache::lonnet::allowed('pch',
1139: $env{'request.course.id'}.
1140: ($env{'request.course.sec'}?'/'.
1141: $env{'request.course.sec'}:''))) {
1142: $sender.=' <a href="/adm/feedback?replydisc='.
1143: $escsymb.':::'.$idx;
1144: if ($$newpostsflag) {
1145: $sender .= '&previous='.$prevread;
1146: }
1147: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1.116 raeburn 1148: }
1149: }
1150: if ($viewgrades) {
1151: $vgrlink=&Apache::loncommon::submlink('Submissions',
1152: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
1153: }
1154: if ($$dischash{$readkey}=~/\.$idx\./) {
1.151 albertel 1155: $ctlink = '<label><b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" /></label>';
1.116 raeburn 1156: } else {
1.151 albertel 1157: $ctlink = '<label><b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" /></label>';
1.116 raeburn 1158: }
1159: }
1160: #figure out at what position this needs to print
1161: }
1162: if ($outputtarget eq 'export' || $message) {
1163: my $thisindex=$idx;
1.157 albertel 1164: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1165: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
1166: }
1167: $$alldiscussion{$thisindex}=$idx;
1168: $$shown{$idx} = 0;
1169: $index[$idx]=$thisindex;
1170: }
1171: if ($outputtarget eq 'export') {
1172: %{$$imsitems{$idx}} = ();
1173: $$imsitems{$idx}{'isvisible'}='true';
1174: if ($hidden) {
1175: $$imsitems{$idx}{'isvisible'}='false';
1176: }
1177: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
1178: $$imsitems{$idx}{'message'}=$messages{$numoldver};
1179: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
1180: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
1181: $$imsitems{$idx}{'sender'}=$plainname.' ('.
1182: $contrib{$idx.':sendername'}.' at '.
1183: $contrib{$idx.':senderdomain'}.')';
1184: $$imsitems{$idx}{'isanonymous'}='false';
1185: if ($contrib{$idx.':anonymous'}) {
1186: $$imsitems{$idx}{'isanonymous'}='true';
1187: }
1188: $$imsitems{$idx}{'currversion'}=$numoldver;
1189: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
1190: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
1191: $$shown{$idx} = 1;
1192: }
1193: } else {
1194: if ($message) {
1195: my $spansize = 2;
1196: if ($showonlyunread && $prevread > $posttime) {
1197: $$notshown{$idx} = 1;
1198: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1199: $$notshown{$idx} = 1;
1200: } else {
1201: # apply filters
1202: my $uname = $contrib{$idx.':sendername'};
1203: my $udom = $contrib{$idx.':senderdomain'};
1204: my $poster = $uname.':'.$udom;
1.208 raeburn 1205: if ($env{'form.totposters'} ne '') {
1.143 raeburn 1206: if ($totposters == 0) {
1207: $$shown{$idx} = 0;
1208: } elsif ($totposters > 0) {
1209: if (grep/^$poster$/,@{$posters}) {
1210: $$shown{$idx} = 1;
1.116 raeburn 1211: }
1212: }
1.143 raeburn 1213: } elsif ($sortposts) {
1.116 raeburn 1214: if ($skiptest) {
1215: $$shown{$idx} = 1;
1216: } else {
1217: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1218: if ($role =~ /^cc:/) {
1219: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1220: if ($role =~ /$cc_regexp/) {
1221: $$shown{$idx} = 1;
1.144 raeburn 1222: last;
1.143 raeburn 1223: }
1224: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1225: $$shown{$idx} = 1;
1226: last;
1227: }
1228: }
1229: }
1.210 albertel 1230: if ($$shown{$idx} && !$skip_group_check) {
1.208 raeburn 1231: my $showflag = 0;
1232: if (ref($$classgroups{$poster}{active}) eq 'HASH') {
1233: foreach my $grp (@{$grouppick}) {
1234: if (grep/^\Q$grp\E$/,
1235: keys(%{$$classgroups{$poster}{active}})) {
1236: $showflag = 1;
1237: last;
1238: }
1239: }
1240: }
1241: if ($showflag) {
1242: $$shown{$idx} = 1;
1243: } else {
1244: $$shown{$idx} = 0;
1245: }
1246: }
1.143 raeburn 1247: } else {
1248: $$shown{$idx} = 1;
1.116 raeburn 1249: }
1250: }
1251: unless ($$notshown{$idx} == 1) {
1252: if ($prevread > 0 && $prevread <= $posttime) {
1253: $$newitem{$idx} = 1;
1254: $$discussionitems[$idx] .= '
1255: <p><table border="0" width="100%">
1256: <tr><td align="left"><font color="#FF0000"><b>NEW</b></font></td>';
1257: } else {
1258: $$newitem{$idx} = 0;
1259: $$discussionitems[$idx] .= '
1260: <p><table border="0" width="100%">
1261: <tr><td align="left"> </td>';
1262: }
1263: $$discussionitems[$idx] .= '<td align ="left"> '.
1264: '<b>'.$subject.'</b> '.
1265: $sender.'</b> '.$vgrlink.' ('.
1266: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1267: if ($$dischash{$toggkey}) {
1268: $$discussionitems[$idx].='<td align="right"> '.
1269: $ctlink.'</td>';
1270: }
1271: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1272: $message.'</blockquote></p>';
1273: if ($contrib{$idx.':history'}) {
1274: my @postversions = ();
1275: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1276: if ($seeid) {
1.208 raeburn 1277: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$escsymb.':::'.$idx;
1.211 albertel 1278: $$discussionitems[$idx] .= &group_args($group);
1.208 raeburn 1279: $$discussionitems[$idx] .= '">'.&mt('Display all versions').'</a>';
1.116 raeburn 1280: }
1281: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1282: if ($contrib{$idx.':history'} =~ m/:/) {
1.221 raeburn 1283: @postversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1284: } else {
1285: @postversions = ("$contrib{$idx.':history'}");
1286: }
1287: for (my $i=0; $i<@postversions; $i++) {
1288: my $version = $i+1;
1289: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1290: }
1291: }
1292: }
1293: }
1294: }
1295: }
1296: }
1297: }
1298: }
1299:
1.143 raeburn 1300: sub filter_regexp {
1301: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1302: my ($roleregexp,$secregexp,$statusregexp);
1303: my $skiptest = 1;
1304: if (@{$rolefilter} > 0) {
1305: my @okrolefilter = ();
1.221 raeburn 1306: foreach my $role (@{$rolefilter}) {
1307: unless ($role eq '') {
1308: push(@okrolefilter, $role);
1.143 raeburn 1309: }
1310: }
1311: if (@okrolefilter > 0) {
1312: if (grep/^all$/,@okrolefilter) {
1313: $roleregexp='[^:]+';
1314: } else {
1315: if (@okrolefilter == 1) {
1316: $roleregexp=$okrolefilter[0];
1317: } else {
1318: $roleregexp='('.join('|',@okrolefilter).')';
1319: }
1320: $skiptest = 0;
1321: }
1322: }
1323: }
1324: if (@{$sectionpick} > 0) {
1325: my @oksectionpick = ();
1.221 raeburn 1326: foreach my $sec (@{$sectionpick}) {
1327: unless ($sec eq '') {
1328: push(@oksectionpick, $sec);
1.143 raeburn 1329: }
1330: }
1331: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1332: if (@oksectionpick == 1) {
1333: $secregexp = $oksectionpick[0];
1334: } else {
1335: $secregexp .= '('.join('|',@oksectionpick).')';
1336: }
1337: $skiptest = 0;
1338: } else {
1339: $secregexp .= '[^:]*';
1340: }
1341: }
1.208 raeburn 1342:
1.143 raeburn 1343: if (defined($statusfilter) && $statusfilter ne '') {
1344: if ($statusfilter eq 'all') {
1345: $statusregexp = '[^:]+';
1346: } else {
1347: $statusregexp = $statusfilter;
1348: $skiptest = 0;
1349: }
1350: }
1351: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1352: }
1353:
1354:
1.116 raeburn 1355: sub get_post_contents {
1356: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1357: my $discussion = '';
1358: my $start=$numver;
1359: my $end=$numver + 1;
1360: %{$$imsfiles{$idx}}=();
1361: if ($type eq 'allversions') {
1362: unless($seeid) {
1.208 raeburn 1363: $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
1.116 raeburn 1364: return $discussion;
1365: }
1366: }
1.126 albertel 1367: # $$screenname=&Apache::loncommon::screenname(
1368: # $$contrib{$idx.':sendername'},
1369: # $$contrib{$idx.':senderdomain'});
1.172 www 1370: $$plainname=&Apache::loncommon::nickname(
1371: $$contrib{$idx.':sendername'},
1372: $$contrib{$idx.':senderdomain'});
1373: $$screenname=$$contrib{$idx.':screenname'};
1374:
1.116 raeburn 1375: my $sender=&Apache::loncommon::aboutmewrapper(
1376: $$plainname,
1377: $$contrib{$idx.':sendername'},
1378: $$contrib{$idx.':senderdomain'}).' ('.
1379: $$contrib{$idx.':sendername'}.' at '.
1380: $$contrib{$idx.':senderdomain'}.')';
1381: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1382: my @postversions = ();
1383: if ($type eq 'allversions' || $type eq 'export') {
1384: $start = 0;
1385: if ($$contrib{$idx.':history'}) {
1.174 albertel 1386: @postversions = split(/:/,$$contrib{$idx.':history'});
1.116 raeburn 1387: }
1388: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1389: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1.221 raeburn 1390: push(@postversions,$$contrib{$idx.':timestamp'});
1.116 raeburn 1391: $end = @postversions;
1392: } else {
1393: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1394: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1395: }
1396:
1397: if ($$contrib{$idx.':anonymous'}) {
1398: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1399: }
1400: if ($type eq 'allversions') {
1401: $discussion=('<b>'.$sender.'</b><br /><ul>');
1402: }
1403: for (my $i=$start; $i<$end; $i++) {
1404: my ($timesent,$attachmsg);
1405: my %currattach = ();
1406: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1.165 albertel 1407: &newline_to_br(\$messages->{$i});
1.116 raeburn 1408: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1409: $$subjects{$i}=~s/\n/\<br \/\>/g;
1410: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1411: if ($attachmenturls) {
1412: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1413: }
1414: if ($type eq 'export') {
1415: $$imsfiles{$idx}{$i} = '';
1416: if ($attachmsg) {
1.220 raeburn 1417: $$attachtxt{$i} = '<br />'.&mt('Attachments').':<br />';
1.221 raeburn 1418: foreach my $key (sort(keys(%currattach))) {
1419: if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1.116 raeburn 1420: my $fname = $1.$3.'/'.$4;
1421: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'">'."\n";
1422: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1423: }
1424: }
1425: }
1426: } else {
1427: if ($attachmsg) {
1.220 raeburn 1428: $$attachtxt{$i} = '<br />'.&mt('Attachments').':'.$attachmsg.'<br />';
1.116 raeburn 1429: } else {
1430: $$attachtxt{$i} = '';
1431: }
1432: }
1433: if ($type eq 'allversions') {
1434: $discussion.= <<"END";
1435: <li><b>$$subjects{$i}</b>, $timesent<br />
1436: $$messages{$i}<br />
1437: $$attachtxt{$i}</li>
1438: END
1439: }
1440: }
1441: if ($type eq 'allversions') {
1.187 albertel 1442: $discussion.='</ul>';
1.116 raeburn 1443: return $discussion;
1444: } else {
1445: return;
1446: }
1447: }
1448:
1449: sub replicate_attachments {
1450: my ($attachrefs,$tempexport) = @_;
1451: my $response;
1.221 raeburn 1452: foreach my $id (keys(%{$attachrefs})) {
1.116 raeburn 1453: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1454: my $path = $tempexport;
1455: my $tail = $1.'/'.$2.$4;
1.221 raeburn 1456: my @extras = split(/\//,$tail);
1.116 raeburn 1457: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1458: if (!-e $destination) {
1459: my $i= 0;
1460: while ($i<@extras) {
1461: $path .= '/'.$extras[$i];
1462: if (!-e $path) {
1463: mkdir($path,0700);
1464: }
1465: $i ++;
1466: }
1467: my ($content,$rtncode);
1468: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1469: if ($uploadreply eq 'ok') {
1.125 raeburn 1470: my $attachcopy;
1471: if ($attachcopy = Apache::File->new('>'.$destination)) {
1472: print $attachcopy $content;
1473: close($attachcopy);
1474: } else {
1.220 raeburn 1475: $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'<br />'."\n";
1.125 raeburn 1476: }
1.116 raeburn 1477: } else {
1.125 raeburn 1478: &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 1479: $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'<br />'."\n";
1.116 raeburn 1480: }
1481: }
1482: }
1483: }
1.125 raeburn 1484: return $response;
1.116 raeburn 1485: }
1486:
1.6 albertel 1487: sub mail_screen {
1488: my ($r,$feedurl,$options) = @_;
1.157 albertel 1489: if (exists($env{'form.origpage'})) {
1.208 raeburn 1490: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']);
1.108 raeburn 1491: }
1.186 albertel 1492:
1.220 raeburn 1493: my %lt = &Apache::lonlocal::texthash(
1494: 'plch' => 'Please check at least one of the following feedback types:',
1495: 'myqu' => 'My question/comment/feedback:',
1496: 'title' => 'Title',
1497: 'reta' => 'Retained attachments',
1498: 'atta' => 'Attachment (128 KB max size)',
1499: );
1.51 albertel 1500: my $title=&Apache::lonnet::gettitle($feedurl);
1501: if (!$title) { $title = $feedurl; }
1.69 www 1502: my $quote='';
1.78 raeburn 1503: my $subject = '';
1.108 raeburn 1504: my $comment = '';
1.80 raeburn 1505: my $prevtag = '';
1.102 raeburn 1506: my $parentmsg = '';
1.108 raeburn 1507: my ($symb,$idx,$attachmenturls);
1508: my $numoldver = 0;
1509: my $attachmsg = '';
1510: my $newattachmsg = '';
1511: my @currnewattach = ();
1512: my @currdelold = ();
1513: my @keepold = ();
1.113 raeburn 1514: my %attachments = ();
1.108 raeburn 1515: my %currattach = ();
1516: my $attachnum = 0;
1517: my $anonchk = (<<END);
1518: function anonchk() {
1.199 albertel 1519: for (var i=0; i < document.mailform.discuss.length; i++) {
1520: if (document.mailform.discuss[i].checked) {
1521: document.attachment.discuss.value =
1522: document.mailform.discuss[i].value;
1523: }
1.198 albertel 1524: }
1525: if (document.mailform.blog.checked) {
1526: document.attachment.blog.value = 1;
1527: }
1.108 raeburn 1528: return
1529: }
1530: END
1531: my $anonscript;
1.157 albertel 1532: if (exists($env{'form.origpage'})) {
1.108 raeburn 1533: $anonscript = (<<END);
1.102 raeburn 1534: function setposttype() {
1.198 albertel 1535: var disc = "$env{'form.discuss'}";
1.199 albertel 1536: for (var i=0; i < document.mailform.discuss.length; i++) {
1537: if (disc == document.mailform.discuss[i].value) {
1538: document.mailform.discuss[i].checked = 1;
1539: }
1.198 albertel 1540: }
1541: var blog = "$env{'form.blog'}";
1542: if (blog == 1) {
1543: document.mailform.blog.checked=1;
1.108 raeburn 1544: }
1.102 raeburn 1545: return
1546: }
1547: END
1.108 raeburn 1548: } else {
1549: $anonscript = (<<END);
1550: function setposttype() {
1551: return
1552: }
1553: END
1554: }
1.157 albertel 1555: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1556: if ($env{'form.replydisc'}) {
1557: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1558: } else {
1.157 albertel 1559: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1560: }
1.157 albertel 1561: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1562: $env{'course.'.$env{'request.course.id'}.'.domain'},
1563: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1564: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1565: if ($contrib{$idx.':history'}) {
1566: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1567: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1568: $numoldver = @oldversions;
1569: } else {
1570: $numoldver = 1;
1571: }
1572: }
1.157 albertel 1573: if ($env{'form.replydisc'}) {
1.102 raeburn 1574: if ($contrib{$idx.':history'}) {
1575: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1576: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1577: $numoldver = @oldversions;
1578: } else {
1579: $numoldver = 1;
1580: }
1581: }
1.108 raeburn 1582: if ($idx > 0) {
1.116 raeburn 1583: my %msgversions = ();
1584: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1585: $quote = $msgversions{$numoldver};
1.108 raeburn 1586: }
1.102 raeburn 1587: if ($idx > 0) {
1.116 raeburn 1588: my %subversions = ();
1589: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1590: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1591: }
1.108 raeburn 1592: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1593: } else {
1.108 raeburn 1594: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1595: if ($idx > 0) {
1596: my %msgversions = ();
1597: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1598: $comment = $msgversions{$numoldver};
1599: my %subversions = ();
1600: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1601: $subject = $subversions{$numoldver};
1.102 raeburn 1602: }
1603: if (defined($contrib{$idx.':replyto'})) {
1604: $parentmsg = $contrib{$idx.':replyto'};
1605: }
1.157 albertel 1606: unless (exists($env{'form.origpage'})) {
1.203 albertel 1607: my $anonflag = 'nonanon';
1.108 raeburn 1608: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1609: $anonflag = 'anon';
1.108 raeburn 1610: }
1611: $anonscript = (<<END);
1.102 raeburn 1612: function setposttype () {
1.203 albertel 1613: var currtype = "$anonflag";
1614: for (var i=0; i<document.mailform.discuss.length; i++) {
1615: if (document.mailform.elements.discuss[i].value == currtype ) {
1616: document.mailform.elements.discuss[i].checked=1;
1617: }
1.102 raeburn 1618: }
1619: return
1620: }
1621: END
1.108 raeburn 1622: }
1.79 raeburn 1623: }
1.69 www 1624: }
1.157 albertel 1625: if ($env{'form.previous'}) {
1626: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1627: }
1.69 www 1628: }
1.108 raeburn 1629:
1.157 albertel 1630: if ($env{'form.origpage'}) {
1.204 www 1631: $subject = &unescape($env{'form.subject'});
1632: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1633: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1634: }
1.85 www 1635: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet();
1.74 www 1636: my $send=&mt('Send');
1.220 raeburn 1637: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1638: my $js= <<END;
1.63 albertel 1639: <script type="text/javascript">
1640: //<!--
1.5 www 1641: function gosubmit() {
1642: var rec=0;
1.12 albertel 1643: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1644: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1645: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1646: rec=1;
1647: }
1648: } else {
1.203 albertel 1649: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1650: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1651: rec=1;
1652: }
1653: }
1654: }
1655: }
1.175 www 1656: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1657: if (document.mailform.elements.blog.checked) {
1.175 www 1658: rec=1;
1659: }
1660: }
1.5 www 1661:
1662: if (rec) {
1.118 albertel 1663: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1664: document.mailform.onsubmit();
1665: }
1.5 www 1666: document.mailform.submit();
1667: } else {
1.220 raeburn 1668: alert('$alert');
1.5 www 1669: }
1670: }
1.108 raeburn 1671: $anonchk
1.102 raeburn 1672: $anonscript
1.63 albertel 1673: //-->
1.5 www 1674: </script>
1.186 albertel 1675: END
1676:
1.189 albertel 1677: my %onload = ('onload' => 'window.focus();setposttype();');
1.186 albertel 1678: my $start_page=
1679: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,
1.189 albertel 1680: {'add_entries' => \%onload});
1.186 albertel 1681:
1.218 albertel 1682: if ($quote ne '') {
1683: &newline_to_br(\$quote);
1684: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1685: }
1686:
1.186 albertel 1687: $r->print(<<END);
1688: $start_page
1.51 albertel 1689: <h2><tt>$title</tt></h2>
1.43 www 1690: <form action="/adm/feedback" method="post" name="mailform"
1691: enctype="multipart/form-data">
1.80 raeburn 1692: $prevtag
1.63 albertel 1693: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1694: END
1.157 albertel 1695: if ($env{'form.replydisc'}) {
1.102 raeburn 1696: $r->print(<<END);
1.157 albertel 1697: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1698: END
1.157 albertel 1699: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1700: $r->print(<<END);
1.157 albertel 1701: <input type="hidden" name="editdisc" value ="$env{'form.editdisc'}" />
1.102 raeburn 1702: <input type="hidden" name="parentmsg" value ="$parentmsg" />
1703: END
1704: }
1.108 raeburn 1705: $r->print(<<END);
1.220 raeburn 1706: $lt{'plch'}
1.63 albertel 1707: $options<hr />
1.69 www 1708: $quote
1.220 raeburn 1709: <p>$lt{'myqu'}</p>
1.63 albertel 1710: <p>
1.47 bowersj2 1711: $latexHelp
1.220 raeburn 1712: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1713: <p>
1.108 raeburn 1714: <textarea name="comment" id="comment" cols="60" rows="10" wrap="hard">$comment
1.63 albertel 1715: </textarea></p>
1716: <p>
1.108 raeburn 1717: END
1.157 albertel 1718: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1719: if ($env{'form.origpage'}) {
1.221 raeburn 1720: foreach my $attach (@currnewattach) {
1721: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1722: }
1.221 raeburn 1723: foreach my $oldatt (@currdelold) {
1724: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1725: }
1726: }
1.157 albertel 1727: if ($env{'form.editdisc'}) {
1.108 raeburn 1728: if ($attachmenturls) {
1.113 raeburn 1729: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1730: $attachnum = scalar(keys(%currattach));
1731: foreach my $key (keys(%currattach)) {
1732: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1733: }
1734: }
1735: }
1736: } else {
1737: $r->print(<<END);
1.220 raeburn 1738: $lt{'atta'}: <input type="file" name="attachment" />
1.42 www 1739: </p>
1.108 raeburn 1740: END
1741: }
1.208 raeburn 1742: if (exists($env{'form.group'})) {
1743: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1744: }
1745: if (exists($env{'form.ref'})) {
1746: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1747: }
1.108 raeburn 1748: $r->print(<<END);
1.42 www 1749: <p>
1750: <input type="hidden" name="sendit" value="1" />
1.74 www 1751: <input type="button" value="$send" onClick='gosubmit();' />
1.42 www 1752: </p>
1.2 www 1753: </form>
1.108 raeburn 1754: END
1.157 albertel 1755: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1756: my $now = time;
1757: my $ressymb = $symb;
1.233 ! raeburn 1758: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1759: my $postidx = '';
1.157 albertel 1760: if ($env{'form.editdisc'}) {
1.108 raeburn 1761: $postidx = $idx;
1762: }
1763: if (@currnewattach > 0) {
1764: $attachnum += @currnewattach;
1765: }
1.224 raeburn 1766: my ($blockblog) = &blocking_posts('blogs');
1767: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1768: if ($attachnum > 0) {
1769: if (@currnewattach > 0) {
1.220 raeburn 1770: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1771: if (@currnewattach > 1) {
1772: $newattachmsg .= '<ol>';
1773: foreach my $item (@currnewattach) {
1774: $item =~ m#.*/([^/]+)$#;
1775: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1776: }
1777: $newattachmsg .= '</ol>'."\n";
1778: } else {
1779: $currnewattach[0] =~ m#.*/([^/]+)$#;
1780: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1781: }
1782: }
1783: if ($attachmsg) {
1.220 raeburn 1784: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1785: }
1786: if ($newattachmsg) {
1787: $r->print("$newattachmsg<br />");
1788: }
1789: }
1790: }
1791: $r->print(&generate_preview_button().
1792: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1.186 albertel 1793: &Apache::loncommon::end_page());
1794:
1.6 albertel 1795: }
1796:
1.97 raeburn 1797: sub print_display_options {
1.111 raeburn 1798: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1799: &Apache::loncommon::content_type($r,'text/html');
1800: $r->send_http_header;
1.98 raeburn 1801:
1.97 raeburn 1802: my $function = &Apache::loncommon::get_users_function();
1803: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1804: $env{'user.domain'});
1.97 raeburn 1805:
1806: my %lt = &Apache::lonlocal::texthash(
1807: 'pref' => 'Display Preference',
1808: 'curr' => 'Current setting ',
1809: 'actn' => 'Action',
1810: 'deff' => 'Default for all discussions',
1811: 'prca' => 'Preferences can be set for this discussion that determine ....',
1812: 'whpo' => 'Which posts are displayed when you display this bulletin board or resource, and',
1.111 raeburn 1813: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1814: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1815: 'allposts' => 'All posts',
1816: 'unread' => 'New posts only',
1.111 raeburn 1817: 'unmark' => 'Posts not marked read',
1.97 raeburn 1818: 'ondisp' => 'Once displayed',
1.111 raeburn 1819: 'onmark' => 'Once marked not NEW ',
1820: 'toggon' => 'Shown',
1821: 'toggoff' => 'Not shown',
1.97 raeburn 1822: 'disa' => 'Posts displayed?',
1.111 raeburn 1823: 'npmr' => 'New posts cease to be identified as "NEW"?',
1824: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1825: 'chgt' => 'Change to ',
1826: 'mkdf' => 'Set to ',
1.111 raeburn 1827: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1828: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1829: );
1830:
1.111 raeburn 1831: my $dispchangeA = $lt{'unread'};
1832: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1833: my $markchange = $lt{'ondisp'};
1.111 raeburn 1834: my $toggchange = $lt{'toggon'};
1.97 raeburn 1835: my $currdisp = $lt{'allposts'};
1836: my $currmark = $lt{'onmark'};
1837: my $discdisp = 'allposts';
1838: my $discmark = 'onmark';
1.111 raeburn 1839: my $currtogg = $lt{'toggoff'};
1840: my $disctogg = 'toggoff';
1.97 raeburn 1841:
1.111 raeburn 1842: if ($dispchgA eq 'allposts') {
1843: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1844: $currdisp = $lt{'unread'};
1845: $discdisp = 'unread';
1846: }
1.111 raeburn 1847:
1.97 raeburn 1848: if ($markchg eq 'markonread') {
1849: $markchange = $lt{'onmark'};
1850: $currmark = $lt{'ondisp'};
1851: $discmark = 'ondisp';
1852: }
1.111 raeburn 1853:
1854: if ($dispchgB eq 'onlyunread') {
1855: $dispchangeB = $lt{'unread'};
1856: $currdisp = $lt{'unmark'};
1857: $discdisp = 'unmark';
1858: }
1859: if ($toggchg eq 'toggoff') {
1860: $toggchange = $lt{'toggoff'};
1861: $currtogg = $lt{'toggon'};
1862: $disctogg = 'toggon';
1863: }
1.187 albertel 1864:
1865: my $js = <<END;
1866: <script type="text/javascript">
1.111 raeburn 1867: function discdispChk(caller) {
1868: var disctogg = '$toggchg'
1869: if (caller == 0) {
1870: if (document.modifydisp.discdisp[0].checked == true) {
1871: if (document.modifydisp.discdisp[1].checked == true) {
1872: document.modifydisp.discdisp[1].checked = false
1873: }
1874: }
1875: }
1876: if (caller == 1) {
1877: if (document.modifydisp.discdisp[1].checked == true) {
1878: if (document.modifydisp.discdisp[0].checked == true) {
1879: document.modifydisp.discdisp[0].checked = false
1880: }
1881: if (disctogg == 'toggon') {
1882: document.modifydisp.disctogg.checked = true
1883: }
1884: if (disctogg == 'toggoff') {
1885: document.modifydisp.disctogg.checked = false
1886: }
1887: }
1888: }
1889: if (caller == 2) {
1890: var dispchgB = '$dispchgB'
1891: if (disctogg == 'toggoff') {
1892: if (document.modifydisp.disctogg.checked == true) {
1893: if (dispchgB == 'onlyunmark') {
1894: document.modifydisp.discdisp[1].checked = false
1895: }
1896: }
1897: }
1898: }
1899: }
1900:
1.97 raeburn 1901: function setDisp() {
1902: var prev = "$previous"
1903: var chktotal = 0
1.111 raeburn 1904: if (document.modifydisp.discdisp[0].checked == true) {
1905: document.modifydisp.$dispchgA.value = "$symb"
1906: chktotal ++
1907: }
1908: if (document.modifydisp.discdisp[1].checked == true) {
1909: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1910: chktotal ++
1911: }
1912: if (document.modifydisp.discmark.checked == true) {
1913: document.modifydisp.$markchg.value = "$symb"
1914: chktotal ++
1915: }
1.111 raeburn 1916: if (document.modifydisp.disctogg.checked == true) {
1917: document.modifydisp.$toggchg.value = "$symb"
1918: chktotal ++
1919: }
1.97 raeburn 1920: if (chktotal > 0) {
1921: document.modifydisp.submit()
1922: } else {
1923: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1924: if (prev > 0) {
1925: location.href = "$feedurl?previous=$previous"
1926: } else {
1927: location.href = "$feedurl"
1928: }
1929: }
1930: }
1931: }
1932: </script>
1.187 albertel 1933: END
1934:
1935:
1936: my $start_page =
1937: &Apache::loncommon::start_page('Discussion display options',$js);
1938: my $end_page =
1939: &Apache::loncommon::end_page();
1940: $r->print(<<END);
1.192 albertel 1941: $start_page
1.193 albertel 1942: <form name="modifydisp" method="POST" action="/adm/feedback">
1.111 raeburn 1943: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1944: <br />
1.195 albertel 1945: END
1946: $r->print(&Apache::loncommon::start_data_table());
1947: $r->print(<<END);
1948: <tr>
1949: <th>$lt{'pref'}</td>
1950: <th>$lt{'curr'}</td>
1951: <th>$lt{'actn'}?</td>
1.97 raeburn 1952: </tr>
1.195 albertel 1953: END
1954: $r->print(&Apache::loncommon::start_data_table_row());
1955: $r->print(<<END);
1.97 raeburn 1956: <td>$lt{'disa'}</td>
1957: <td>$lt{$discdisp}</td>
1.151 albertel 1958: <td><label><input type="checkbox" name="discdisp" onClick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 1959: <br />
1.151 albertel 1960: <label><input type="checkbox" name="discdisp" onClick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 1961: </td>
1.195 albertel 1962: END
1963: $r->print(&Apache::loncommon::end_data_table_row());
1964: $r->print(&Apache::loncommon::start_data_table_row());
1965: $r->print(<<END);
1.97 raeburn 1966: <td>$lt{'npmr'}</td>
1967: <td>$lt{$discmark}</td>
1.151 albertel 1968: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 1969: END
1970: $r->print(&Apache::loncommon::end_data_table_row());
1971: $r->print(&Apache::loncommon::start_data_table_row());
1972: $r->print(<<END);
1.111 raeburn 1973: <td>$lt{'dotm'}</td>
1974: <td>$lt{$disctogg}</td>
1.151 albertel 1975: <td><label><input type="checkbox" name="disctogg" onClick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 1976: END
1977: $r->print(&Apache::loncommon::end_data_table_row());
1978: $r->print(&Apache::loncommon::end_data_table());
1979: $r->print(<<END);
1.97 raeburn 1980: <br />
1981: <br />
1.137 albertel 1982: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 1983: <input type="hidden" name="previous" value="$previous" />
1.111 raeburn 1984: <input type="hidden" name="$dispchgA" value=""/>
1985: <input type="hidden" name="$dispchgB" value=""/>
1.97 raeburn 1986: <input type="hidden" name="$markchg" value=""/>
1.111 raeburn 1987: <input type="hidden" name="$toggchg" value="" />
1.97 raeburn 1988: <input type="button" name="sub" value="Store Changes" onClick="javascript:setDisp()" />
1.208 raeburn 1989: END
1990: if (exists($env{'form.group'})) {
1991: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1992: }
1993: if (exists($env{'form.ref'})) {
1994: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1995: }
1996: $r->print("
1.97 raeburn 1997: <br />
1998: <br />
1999: </form>
1.187 albertel 2000: $end_page
1.208 raeburn 2001: ");
1.97 raeburn 2002: return;
2003: }
2004:
1.100 raeburn 2005: sub print_sortfilter_options {
2006: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 2007:
1.135 albertel 2008: &Apache::loncommon::content_type($r,'text/html');
2009: $r->send_http_header;
2010:
1.139 albertel 2011: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2012: my @sections;
1.100 raeburn 2013: my $section_sel = '';
2014: my $numvisible = 5;
1.208 raeburn 2015: my @groups;
2016: my $group_sel = '';
2017: my $numgroupvis = 5;
1.197 albertel 2018: my %sectioncount = &Apache::loncommon::get_sections();
1.144 raeburn 2019:
1.157 albertel 2020: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2021: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2022: $numvisible = 2;
1.100 raeburn 2023: } else {
2024: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2025: if (scalar(@sections) < 4) {
2026: $numvisible = scalar(@sections) + 1;
2027: }
1.100 raeburn 2028: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2029:
1.100 raeburn 2030: }
1.212 albertel 2031: foreach my $sec (@sections) {
2032: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2033: }
1.208 raeburn 2034:
2035: if (&check_group_priv() eq 'ok') {
2036: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2037: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2038: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2039: @groups = sort {$a cmp $b} keys(%curr_groups);
2040: if (scalar(@groups) < 4) {
2041: $numgroupvis = scalar(@groups) + 1;
2042: }
2043: unshift(@groups,'all'); # Put 'all' at the front of the list
2044: } else {
2045: my @coursegroups = split(/:/,$env{'request.course.groups'});
2046: if (@coursegroups > 0) {
2047: @coursegroups = sort {$a cmp $b} @coursegroups;
2048: @groups = ('all',@coursegroups);
2049: if (scalar(@groups) < 4) {
2050: $numgroupvis = scalar(@groups) + 1;
2051: }
2052: } else {
2053: @groups = ('all');
2054: $numgroupvis = 1;
2055: }
2056: }
1.212 albertel 2057: foreach my $group (@groups) {
2058: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2059: }
2060:
1.100 raeburn 2061: my $function = &Apache::loncommon::get_users_function();
2062: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2063: $env{'user.domain'});
1.100 raeburn 2064: my %lt = &Apache::lonlocal::texthash(
2065: 'diop' => 'Display Options',
2066: 'curr' => 'Current setting ',
2067: 'actn' => 'Action',
1.143 raeburn 2068: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2069: 'soor' => 'Sort order',
1.143 raeburn 2070: 'spur' => 'Specific user roles',
2071: 'sprs' => 'Specific role status',
1.100 raeburn 2072: 'spse' => 'Specific sections',
1.208 raeburn 2073: 'spgr' => 'Specific groups',
1.100 raeburn 2074: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2075: 'shal' => 'Show a list of current posters',
2076: 'stor' => 'Store changes',
1.100 raeburn 2077: );
1.143 raeburn 2078:
2079: my %sort_types = ();
2080: my %role_types = ();
2081: my %status_types = ();
2082: &sort_filter_names(\%sort_types,\%role_types,\%status_types);
1.187 albertel 2083:
2084: my $js = <<END;
1.144 raeburn 2085: <script type="text/javascript">
2086: function verifyFilter() {
2087: var rolenum = 0
2088: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2089: if (document.modifyshown.rolefilter.options[i].selected == true) {
2090: rolenum ++
2091: }
2092: }
2093: if (rolenum == 0) {
2094: document.modifyshown.rolefilter.options[0].selected = true
2095: }
2096:
2097: var secnum = 0
2098: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2099: if (document.modifyshown.sectionpick.options[i].selected == true) {
2100: secnum ++
2101: }
2102: }
2103: if (secnum == 0) {
2104: document.modifyshown.sectionpick.options[0].selected = true
2105: }
1.208 raeburn 2106:
2107: var grpnum = 0
2108: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2109: if (document.modifyshown.grouppick.options[i].selected == true) {
2110: grpnum ++
2111: }
2112: }
2113: if (grpnum == 0) {
2114: document.modifyshown.grouppick.options[0].selected = true
2115: }
2116:
1.144 raeburn 2117: document.modifyshown.submit();
2118: }
2119: </script>
1.187 albertel 2120: END
2121:
2122: my $start_page=
2123: &Apache::loncommon::start_page('Discussion options',$js);
2124: my $end_page=
2125: &Apache::loncommon::end_page();
2126:
2127: $r->print(<<END);
2128: $start_page
2129: <form name="modifyshown" method="POST" action="/adm/feedback">
1.100 raeburn 2130: <b>$lt{'diso'}</b><br/> $lt{'prca'}
2131: <br /><br />
2132: <table border="0">
2133: <tr>
2134: <td><b>$lt{'soor'}</b></td>
2135: <td> </td>
1.143 raeburn 2136: <td><b>$lt{'sprs'}</b></td>
1.100 raeburn 2137: <td> </td>
1.143 raeburn 2138: <td><b>$lt{'spur'}</b></td>
1.100 raeburn 2139: <td> </td>
2140: <td><b>$lt{'spse'}</b></td>
2141: <td> </td>
1.208 raeburn 2142: <td><b>$lt{'spgr'}</b></td>
2143: <td> </td>
1.100 raeburn 2144: <td><b>$lt{'psub'}</b></td>
2145: </tr>
2146: <tr>
1.208 raeburn 2147: <td align="center" valign="top">
1.100 raeburn 2148: <select name="sortposts">
1.212 albertel 2149: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2150: <option value="descdate">$sort_types{'descdate'}</option>
2151: <option value="thread">$sort_types{'thread'}</option>
2152: <option value="subject">$sort_types{'subject'}</option>
2153: <option value="username">$sort_types{'username'}</option>
2154: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2155: </select>
2156: </td>
2157: <td> </td>
1.208 raeburn 2158: <td align="center" valign="top">
1.143 raeburn 2159: <select name="statusfilter">
1.215 albertel 2160: <option value="all" selected="selected">$status_types{'all'}</option>
2161: <option value="Active">$status_types{'Active'}</option>
2162: <option value="Expired">$status_types{'Expired'}</option>
2163: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2164: </select>
2165: </td>
2166: <td> </td>
1.208 raeburn 2167: <td align="center" valign="top">
1.143 raeburn 2168: <select name="rolefilter" multiple="true" size="5">
1.212 albertel 2169: <option value="all">$role_types{'all'}</option>
2170: <option value="st">$role_types{'st'}</option>
2171: <option value="cc">$role_types{'cc'}</option>
2172: <option value="in">$role_types{'in'}</option>
2173: <option value="ta">$role_types{'ta'}</option>
2174: <option value="ep">$role_types{'ep'}</option>
2175: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2176: </select>
2177: </td>
2178: <td> </td>
1.208 raeburn 2179: <td align="center" valign="top">
1.100 raeburn 2180: <select name="sectionpick" multiple="true" size="$numvisible">
2181: $section_sel
2182: </select>
2183: </td>
2184: <td> </td>
1.208 raeburn 2185: <td align="center" valign="top">
2186: <select name="grouppick" multiple="true" size="$numvisible">
2187: $group_sel
2188: </select>
2189: </td>
2190: <td> </td>
2191: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2192: </tr>
2193: </table>
2194: <br />
2195: <br />
2196: <input type="hidden" name="previous" value="$previous" />
2197: <input type="hidden" name="applysort" value="$symb" />
1.220 raeburn 2198: <input type="button" name="sub" value="$lt{'stor'}" onClick="verifyFilter()" />
1.208 raeburn 2199: END
2200: if (exists($env{'form.group'})) {
2201: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2202: }
2203: if (exists($env{'form.ref'})) {
2204: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2205: }
2206: $r->print("
1.100 raeburn 2207: <br />
2208: <br />
2209: </form>
1.187 albertel 2210: $end_page
1.208 raeburn 2211: ");
1.100 raeburn 2212: }
2213:
1.101 raeburn 2214: sub print_showposters {
2215: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2216:
1.154 albertel 2217: &Apache::loncommon::content_type($r,'text/html');
2218: $r->send_http_header;
2219:
1.139 albertel 2220: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2221: my $crs='/'.$env{'request.course.id'};
2222: if ($env{'request.course.sec'}) {
2223: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2224: }
1.101 raeburn 2225: $crs=~s/\_/\//g;
1.208 raeburn 2226: my $seeid;
2227: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2228: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2229: my $group = $env{'form.group'};
2230: my $ressymb = &wrap_symb($symb);
2231: if (($group ne '') &&
2232: ($ressymb =~ m|^bulletin___ \d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
2233: if (&check_group_priv($group,'dgp') eq 'ok') {
2234: $seeid = 1;
2235: }
2236: } else {
2237: $seeid=&Apache::lonnet::allowed('rin',$crs);
2238: }
1.157 albertel 2239: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2240: $cdom,$cnum);
1.101 raeburn 2241: my %namesort = ();
2242: my %postcounts = ();
1.186 albertel 2243:
1.208 raeburn 2244: my %lt = &Apache::lonlocal::texthash(
2245: sele => 'Select',
2246: full => 'Fullname',
1.220 raeburn 2247: usdo => 'Username:domain',
1.208 raeburn 2248: post => 'Posts',
2249: );
1.101 raeburn 2250: if ($contrib{'version'}) {
2251: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2252: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2253: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2254: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2255: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2256: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2257: my $lastname = $names{'lastname'};
2258: my $firstname = $names{'firstname'};
2259: if ($lastname eq '') {
2260: $lastname = '_';
2261: }
2262: if ($firstname eq '') {
2263: $firstname = '_';
2264: }
2265: unless (defined($namesort{$lastname})) {
2266: %{$namesort{$lastname}} = ();
2267: }
2268: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2269: $postcounts{$poster} ++;
2270: if (defined($namesort{$lastname}{$firstname})) {
2271: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2272: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2273: }
2274: } else {
2275: @{$namesort{$lastname}{$firstname}} = ("$poster");
2276: }
2277: }
2278: }
2279: }
2280: }
1.186 albertel 2281:
2282: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2283: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2284: $r->print(<<END);
1.186 albertel 2285: $start_page
1.101 raeburn 2286: <form name="pickpostersform" method="post">
1.196 albertel 2287: <br />
2288: $table_start
2289: <tr>
1.208 raeburn 2290: <th>#</th>
2291: <th>$lt{'sele'}</th>
2292: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2293: <th>$lt{'post'}</th>
1.101 raeburn 2294: </tr>
2295: END
2296: my $count = 0;
1.221 raeburn 2297: foreach my $last (sort(keys(%namesort))) {
2298: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2299: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2300: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2301: if (!$uname || !$udom) {
2302: next;
2303: } else {
2304: $count ++;
1.196 albertel 2305: $r->print(&Apache::loncommon::start_data_table_row().
2306: '<td align="right">'.$count.'</td>
1.221 raeburn 2307: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2308: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2309: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2310: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2311: }
2312: }
2313: }
2314: }
1.196 albertel 2315: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2316: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2317: $r->print(<<END);
2318: <br />
2319: <input type="hidden" name="sortposts" value="$sortposts" />
2320: <input type="hidden" name="userpick" value="$symb" />
2321: <input type="button" name="store" value="Display posts" onClick="javascript:document.pickpostersform.submit()" />
2322: </form>
1.186 albertel 2323: $end_page
1.101 raeburn 2324: END
2325: }
2326:
1.112 raeburn 2327: sub get_post_versions {
1.116 raeburn 2328: my ($versions,$incoming,$htmldecode,$numver) = @_;
2329: if ($incoming =~ /^<version num="0">/) {
2330: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2331: my $done = 0;
2332:
1.116 raeburn 2333: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2334: my $num = $token->[1]{num};
2335: my $text = $p->get_text("/version");
2336: if (defined($numver)) {
2337: if ($num == $numver) {
2338: if ($htmldecode) {
2339: $text = &HTML::Entities::decode($text);
2340: }
2341: $$versions{$numver}=$text;
2342: $done = 1;
2343: }
2344: } else {
2345: if ($htmldecode) {
2346: $text = &HTML::Entities::decode($text);
2347: }
2348: $$versions{$num}=$text;
1.112 raeburn 2349: }
1.116 raeburn 2350: }
2351: } else {
2352: if (!defined($numver)) {
2353: $numver = 0;
2354: }
2355: if ($htmldecode) {
2356: $$versions{$numver} = $incoming;
1.112 raeburn 2357: } else {
1.116 raeburn 2358: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2359: }
2360: }
2361: return;
2362: }
2363:
1.113 raeburn 2364: sub get_post_attachments {
2365: my ($attachments,$attachmenturls) = @_;
2366: my $num;
1.116 raeburn 2367: if ($attachmenturls =~ m/^<attachment id="0">/) {
2368: my $p = HTML::LCParser->new(\$attachmenturls);
2369: while (my $token = $p->get_tag("attachment","filename","post")) {
2370: if ($token->[0] eq "attachment") {
2371: $num = $token->[1]{id};
2372: %{$$attachments{$num}} =();
2373: } elsif ($token->[0] eq "filename") {
2374: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2375: } elsif ($token->[0] eq "post") {
2376: my $id = $token->[1]{id};
2377: $$attachments{$num}{$id} = $p->get_text("/post");
2378: }
1.113 raeburn 2379: }
1.116 raeburn 2380: } else {
2381: %{$$attachments{'0'}} = ();
2382: $$attachments{'0'}{'filename'} = $attachmenturls;
2383: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2384: }
1.116 raeburn 2385:
1.113 raeburn 2386: return;
2387: }
2388:
1.150 albertel 2389: sub fail_redirect {
1.6 albertel 2390: my ($r,$feedurl) = @_;
1.70 www 2391: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2392: my %lt = &Apache::lonlocal::texthash(
2393: 'sorr' => 'Sorry, no recipients ...',
2394: );
1.150 albertel 2395: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2396: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2397: {'redirect' => [2,$feedurl],
2398: 'only_body' => 1,}));
2399: $r->print(<<ENDFAILREDIR);
1.150 albertel 2400: <img align="right" src="$logo" />
1.220 raeburn 2401: <b>$lt{'sorr'}</b>
1.5 www 2402: ENDFAILREDIR
1.186 albertel 2403: $r->print(&Apache::loncommon::end_page());
1.5 www 2404: }
1.4 www 2405:
1.6 albertel 2406: sub redirect_back {
1.208 raeburn 2407: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group) = @_;
1.100 raeburn 2408: my $sorttag = '';
1.101 raeburn 2409: my $roletag = '';
2410: my $statustag = '';
2411: my $sectag = '';
1.208 raeburn 2412: my $grptag = '';
1.101 raeburn 2413: my $userpicktag = '';
2414: my $qrystr = '';
1.80 raeburn 2415: my $prevtag = '';
1.133 albertel 2416:
1.135 albertel 2417: &Apache::loncommon::content_type($r,'text/html');
2418: $r->send_http_header;
1.133 albertel 2419: &dewrapper(\$feedurl);
1.70 www 2420: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2421: if ($previous > 0) {
2422: $qrystr = 'previous='.$previous;
2423: if ($feedurl =~ /\?register=1/) {
2424: $feedurl .= '&'.$qrystr;
2425: } else {
2426: $feedurl .= '?'.$qrystr;
2427: }
2428: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2429: }
1.100 raeburn 2430: if (defined($sort)) {
2431: my $sortqry = 'sortposts='.$sort;
2432: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
2433: $feedurl .= '&'.$sortqry;
2434: } else {
2435: $feedurl .= '?'.$sortqry;
2436: }
2437: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2438: if (defined($numpicks)) {
1.101 raeburn 2439: my $userpickqry = 'totposters='.$numpicks;
2440: $feedurl .= '&'.$userpickqry;
2441: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2442: } else {
1.143 raeburn 2443: if (ref($sectionpick) eq 'ARRAY') {
2444: $feedurl .= '§ionpick=';
2445: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2446: foreach my $sec (@{$sectionpick}) {
2447: $feedurl .= $sec.',';
2448: $sectag .= $sec.',';
1.143 raeburn 2449: }
2450: $feedurl =~ s/,$//;
2451: $sectag =~ s/,$//;
2452: $sectag .= '" />';
2453: } else {
2454: $feedurl .= '§ionpick='.$sectionpick;
2455: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2456: }
1.208 raeburn 2457: if (ref($grouppick) eq 'ARRAY') {
2458: $feedurl .= '&grouppick=';
2459: $sectag .= '<input type="hidden" name="grouppick" value="';
2460: foreach my $grp (@{$grouppick}) {
2461: $feedurl .= $grp.',';
2462: $grptag .= $grp.',';
2463: }
2464: $feedurl =~ s/,$//;
2465: $grptag =~ s/,$//;
2466: $grptag .= '" />';
2467: } else {
2468: $feedurl .= '&grouppick='.$grouppick;
2469: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2470: }
1.143 raeburn 2471: if (ref($rolefilter) eq 'ARRAY') {
2472: $feedurl .= '&rolefilter=';
2473: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2474: foreach my $role (@{$rolefilter}) {
2475: $feedurl .= $role.',';
2476: $roletag .= $role.',';
1.143 raeburn 2477: }
2478: $feedurl =~ s/,$//;
2479: $roletag =~ s/,$//;
2480: $roletag .= '" />';
2481: } else {
2482: $feedurl .= '&rolefilter='.$rolefilter;
2483: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2484: }
1.101 raeburn 2485: $feedurl .= '&statusfilter='.$statusfilter;
2486: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2487: }
1.100 raeburn 2488: }
1.208 raeburn 2489: my $grouptag;
2490: if ($group ne '') {
2491: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />'; my $refarg;
2492: if (exists($env{'form.ref'})) {
2493: $refarg = '&ref='.$env{'form.ref'};
2494: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2495: }
2496: if ($feedurl =~ /\?/) {
2497: $feedurl .= '&group='.$group.$refarg;
2498: } else {
2499: $feedurl .= '?group='.$group.$refarg;
2500: }
2501: }
1.233 ! raeburn 2502: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2503: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 2504: my %onload;
2505: if ($env{'environment.remote'} ne 'off') {
2506: $onload{'onload'} =
2507: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
2508: }
1.186 albertel 2509: my $start_page=
1.207 albertel 2510: &Apache::loncommon::start_page('Feedback sent',undef,
1.208 raeburn 2511: {'redirect' => [0,$feedurl],
1.186 albertel 2512: 'only_body' => 1,
1.189 albertel 2513: 'add_entries' => \%onload});
1.186 albertel 2514: my $end_page = &Apache::loncommon::end_page();
2515: $r->print(<<ENDREDIR);
2516: $start_page
1.150 albertel 2517: <img align="right" src="$logo" />
1.5 www 2518: $typestyle
1.32 albertel 2519: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2520: $blog
1.63 albertel 2521: <font color="red">$status</font>
1.49 www 2522: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2523: $prevtag
1.100 raeburn 2524: $sorttag
1.101 raeburn 2525: $statustag
2526: $roletag
2527: $sectag
1.208 raeburn 2528: $grptag
1.101 raeburn 2529: $userpicktag
1.208 raeburn 2530: $grouptag
1.49 www 2531: </form>
1.186 albertel 2532: $end_page
1.2 www 2533: ENDREDIR
2534: }
1.6 albertel 2535:
2536: sub no_redirect_back {
2537: my ($r,$feedurl) = @_;
1.107 www 2538: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2539:
1.200 albertel 2540: my %onload;
2541: if ($env{'environment.remote'} ne 'off') {
2542: $onload{'onload'} =
2543: "if (window.name!='loncapaclient') { self.window.close(); }";
2544: }
2545:
1.187 albertel 2546: my %body_options = ('only_body' => 1,
1.191 albertel 2547: 'bgcolor' => '#FFFFFF',
1.200 albertel 2548: 'add_entries' => \%onload,);
1.187 albertel 2549:
2550: if ($feedurl !~ m{^/adm/feedback}) {
2551: $body_options{'rediect'} = [2,$feedurl];
1.7 albertel 2552: }
1.187 albertel 2553: my $start_page=
2554: &Apache::loncommon::start_page('Feedback not sent',undef,
2555: \%body_options);
2556:
2557: my $end_page = &Apache::loncommon::end_page();
2558:
1.233 ! raeburn 2559: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2560: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2561: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2562: $start_page
1.150 albertel 2563: <img align="right" src="$logo" />
1.107 www 2564: <b>$nofeed</b>
1.187 albertel 2565: <br />
2566: $end_page
1.8 www 2567: ENDNOREDIRTWO
1.2 www 2568: }
1.6 albertel 2569:
2570: sub screen_header {
1.141 raeburn 2571: my ($feedurl,$symb) = @_;
1.65 www 2572: my $msgoptions='';
2573: my $discussoptions='';
1.157 albertel 2574: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2575: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2576: $msgoptions=
1.202 albertel 2577: '<p><label><input type="radio" name="discuss" value="author" /> '.
1.151 albertel 2578: &mt('Feedback to resource author').'</label></p>';
1.65 www 2579: }
2580: if (&feedback_available(1)) {
2581: $msgoptions.=
1.202 albertel 2582: '<p><label><input type="radio" name="discuss" value="question" /> '.
1.151 albertel 2583: &mt('Question about resource content').'</label></p>';
1.65 www 2584: }
2585: if (&feedback_available(0,1)) {
2586: $msgoptions.=
1.202 albertel 2587: '<p><label><input type="radio" name="discuss" value="course" /> '.
1.151 albertel 2588: &mt('Question/Comment/Feedback about course content').
2589: '</label></p>';
1.65 www 2590: }
2591: if (&feedback_available(0,0,1)) {
2592: $msgoptions.=
1.202 albertel 2593: '<p><label><input type="radio" name="discuss" value="policy" /> '.
1.151 albertel 2594: &mt('Question/Comment/Feedback about course policy').
2595: '</label></p>';
1.65 www 2596: }
2597: }
1.190 www 2598: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.141 raeburn 2599: if (&discussion_open(undef,$symb) &&
1.90 albertel 2600: &Apache::lonnet::allowed('pch',
1.157 albertel 2601: $env{'request.course.id'}.
2602: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.223 raeburn 2603: my ($blocked) = &blocking_posts('boards');
2604: if (!$blocked) {
2605: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
2606: &mt('Contribution to course discussion of resource');
2607: $discussoptions.='</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
2608: &mt('Anonymous contribution to course discussion of resource').
2609: ' <i>('.&mt('name only visible to course faculty').')</i></label> '.
2610: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
2611: }
2612: }
2613: my ($blockblog) = &blocking_posts('blogs');
2614: if (!$blockblog) {
1.225 albertel 2615: $discussoptions.= &add_blog_checkbox();
1.141 raeburn 2616: }
1.65 www 2617: }
1.149 albertel 2618: if ($msgoptions) { $msgoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/feedback.gif').'" />'.&mt('Sending Messages').'</h2>'.$msgoptions; }
1.65 www 2619: if ($discussoptions) {
1.149 albertel 2620: $discussoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" />'.&mt('Discussion Contributions').'</h2>'.$discussoptions; }
1.65 www 2621: return $msgoptions.$discussoptions;
1.6 albertel 2622: }
2623:
2624: sub resource_output {
2625: my ($feedurl) = @_;
1.46 albertel 2626: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2627: $usersaw=~s/\<body[^\>]*\>//gi;
2628: $usersaw=~s/\<\/body\>//gi;
2629: $usersaw=~s/\<html\>//gi;
2630: $usersaw=~s/\<\/html\>//gi;
2631: $usersaw=~s/\<head\>//gi;
2632: $usersaw=~s/\<\/head\>//gi;
2633: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2634: return $usersaw;
2635: }
2636:
2637: sub clear_out_html {
1.194 albertel 2638: my ($message,$override,$ignore_htmlarea)=@_;
2639: if (!$ignore_htmlarea
2640: && !&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2641: # Always allow the <m>-tag
2642: my %html=(M=>1);
2643: # Check if more is allowed
1.157 albertel 2644: my $cid=$env{'request.course.id'};
2645: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2646: ($override)) {
1.37 albertel 2647: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2648: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
2649: # <SUP>
1.107 www 2650: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2651: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
1.155 albertel 2652: M=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.107 www 2653: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1);
2654: }
2655: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2656: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2657: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2658: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2659: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2660: return $message;
2661: }
2662:
2663: sub assemble_email {
1.40 albertel 2664: my ($feedurl,$message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2665: my %lt = &Apache::lonlocal::texthash(
2666: 'prev' => 'Previous attempts of student (if applicable)',
2667: 'orig' => 'Original screen output (if applicable)',
2668: 'corr' => 'Correct Answer(s) (if applicable)',
2669: );
1.6 albertel 2670: my $email=<<"ENDEMAIL";
2671: $message
2672: ENDEMAIL
2673: my $citations=<<"ENDCITE";
1.220 raeburn 2674: <h2>$lt{'prev'}</h2>
1.6 albertel 2675: $prevattempts
1.63 albertel 2676: <br /><hr />
1.220 raeburn 2677: <h2>$lt{'orig'}</h2>
1.6 albertel 2678: $usersaw
1.220 raeburn 2679: <h2>$lt{'corr'}</h2>
1.40 albertel 2680: $useranswer
1.6 albertel 2681: ENDCITE
2682: return ($email,$citations);
2683: }
2684:
1.35 www 2685: sub secapply {
2686: my $rec=shift;
1.36 www 2687: my $defaultflag=shift;
2688: $rec=~s/\s+//g;
2689: $rec=~s/\@/\:/g;
2690: my ($adr,$sections)=($rec=~/^([^\(]+)\(([^\)]+)\)/);
2691: if ($sections) {
1.221 raeburn 2692: foreach my $sec (split(/\;/,$sections)) {
2693: if (($sec eq $env{'request.course.sec'}) ||
2694: ($defaultflag && ($sec eq '*'))) {
1.36 www 2695: return $adr;
2696: }
2697: }
2698: } else {
2699: return $rec;
2700: }
2701: return '';
1.35 www 2702: }
2703:
1.163 albertel 2704: =pod
2705:
2706: =over 4
2707:
2708: =item *
2709:
2710: decide_receiver($feedurl,$author,$question,$course,$policy,$defaultflag);
2711:
2712: Arguments
2713: $feedurl - /res/ url of resource (only need if $author is true)
2714: $author,$question,$course,$policy - all true/false parameters
2715: if true will attempt to find the addresses of user that should receive
2716: this type of feedback (author - feedback to author of resource $feedurl,
2717: $question 'Resource Content Questions', $course 'Course Content Question',
2718: $policy 'Course Policy')
2719: (Additionally it also checks $env for whether the corresponding form.<name>
2720: element exists, for ease of use in a html response context)
2721:
2722: $defaultflag - (internal should be left blank) if true gather addresses
2723: that aren't for a section even if I have a section
2724: (used for reccursion internally, first we look for
2725: addresses for our specific section then we recurse
2726: and look for non section addresses)
2727:
2728: Returns
2729: $typestyle - string of html text, describing what addresses were found
2730: %to - a hash, which keys are addresses of users to send messages to
2731: the keys will look like name:domain
2732:
2733: =cut
2734:
1.6 albertel 2735: sub decide_receiver {
1.36 www 2736: my ($feedurl,$author,$question,$course,$policy,$defaultflag) = @_;
1.6 albertel 2737: my $typestyle='';
2738: my %to=();
1.202 albertel 2739: if ($env{'form.discuss'} eq 'author' ||$author) {
1.163 albertel 2740: $typestyle.='Submitting as Author Feedback<br />';
1.230 albertel 2741: $feedurl=~ m{^/res/($LONCAPA::domain_re)/($LONCAPA::username_re)/};
1.6 albertel 2742: $to{$2.':'.$1}=1;
2743: }
1.202 albertel 2744: if ($env{'form.discuss'} eq 'question' ||$question) {
2745: $typestyle.=&mt('Submitting as Question').'<br />';
1.221 raeburn 2746: foreach my $item (split(/\,/,
1.157 albertel 2747: $env{'course.'.$env{'request.course.id'}.'.question.email'})
1.24 harris41 2748: ) {
1.221 raeburn 2749: my $rec=&secapply($item,$defaultflag);
1.36 www 2750: if ($rec) { $to{$rec}=1; }
1.24 harris41 2751: }
1.6 albertel 2752: }
1.202 albertel 2753: if ($env{'form.discuss'} eq 'course' ||$course) {
2754: $typestyle.=&mt('Submitting as Comment').'<br />';
1.221 raeburn 2755: foreach my $item (split(/\,/,
1.157 albertel 2756: $env{'course.'.$env{'request.course.id'}.'.comment.email'})
1.24 harris41 2757: ) {
1.221 raeburn 2758: my $rec=&secapply($item,$defaultflag);
1.36 www 2759: if ($rec) { $to{$rec}=1; }
1.24 harris41 2760: }
1.6 albertel 2761: }
1.202 albertel 2762: if ($env{'form.discuss'} eq 'policy' ||$policy) {
2763: $typestyle.=&mt('Submitting as Policy Feedback').'<br />';
1.221 raeburn 2764: foreach my $item (split(/\,/,
1.157 albertel 2765: $env{'course.'.$env{'request.course.id'}.'.policy.email'})
1.24 harris41 2766: ) {
1.221 raeburn 2767: my $rec=&secapply($item,$defaultflag);
1.36 www 2768: if ($rec) { $to{$rec}=1; }
1.24 harris41 2769: }
1.6 albertel 2770: }
1.36 www 2771: if ((scalar(%to) eq '0') && (!$defaultflag)) {
2772: ($typestyle,%to)=
2773: &decide_receiver($feedurl,$author,$question,$course,$policy,1);
2774: }
1.6 albertel 2775: return ($typestyle,%to);
1.36 www 2776: }
2777:
2778: sub feedback_available {
2779: my ($question,$course,$policy)=@_;
2780: my ($typestyle,%to)=&decide_receiver('',0,$question,$course,$policy);
2781: return scalar(%to);
1.6 albertel 2782: }
2783:
2784: sub send_msg {
1.181 www 2785: my ($title,$feedurl,$email,$citations,$attachmenturl,%to)=@_;
1.6 albertel 2786: my $status='';
2787: my $sendsomething=0;
1.181 www 2788: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2789: unless ($title=~/\w/) { $title=&mt('Feedback'); }
1.221 raeburn 2790: foreach my $key (keys(%to)) {
2791: if ($key) {
1.22 www 2792: my $declutter=&Apache::lonnet::declutter($feedurl);
1.221 raeburn 2793: unless (&Apache::lonmsg::user_normal_msg(split(/\:/,$key),
1.181 www 2794: $title.' ['.$declutter.']',$email,$citations,$feedurl,
1.43 www 2795: $attachmenturl)=~/ok/) {
1.221 raeburn 2796: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
1.6 albertel 2797: } else {
2798: $sendsomething++;
2799: }
2800: }
1.24 harris41 2801: }
1.18 www 2802:
2803: my %record=&Apache::lonnet::restore('_feedback');
1.221 raeburn 2804: my ($temp)=keys(%record);
1.18 www 2805: unless ($temp=~/^error\:/) {
2806: my %newrecord=();
2807: $newrecord{'resource'}=$feedurl;
2808: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2809: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
1.63 albertel 2810: $status.='<br />'.&mt('Not registered').'<br />';
1.18 www 2811: }
2812: }
2813:
1.6 albertel 2814: return ($status,$sendsomething);
2815: }
2816:
1.13 www 2817: sub adddiscuss {
1.78 raeburn 2818: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2819: my $status='';
1.122 raeburn 2820: my $realsymb;
2821: if ($symb=~/^bulletin___/) {
2822: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2823: $filename=~s|^adm/wrapper/||;
2824: $realsymb=&Apache::lonnet::symbread($filename);
2825: }
2826: if (&discussion_open(undef,$realsymb) &&
1.157 albertel 2827: &Apache::lonnet::allowed('pch',$env{'request.course.id'}.
2828: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.20 www 2829:
1.13 www 2830: my %contrib=('message' => $email,
1.157 albertel 2831: 'sendername' => $env{'user.name'},
2832: 'senderdomain' => $env{'user.domain'},
2833: 'screenname' => $env{'environment.screenname'},
2834: 'plainname' => $env{'environment.firstname'}.' '.
2835: $env{'environment.middlename'}.' '.
2836: $env{'environment.lastname'}.' '.
2837: $env{'enrironment.generation'},
1.78 raeburn 2838: 'attachmenturl'=> $attachmenturl,
2839: 'subject' => $subject);
1.157 albertel 2840: if ($env{'form.replydisc'}) {
2841: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2842: }
1.14 www 2843: if ($anon) {
2844: $contrib{'anonymous'}='true';
2845: }
1.13 www 2846: if (($symb) && ($email)) {
1.231 raeburn 2847: my $now = time;
1.157 albertel 2848: if ($env{'form.editdisc'}) {
1.102 raeburn 2849: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2850: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 2851: $contrib{'timestamp'} = $now;
1.102 raeburn 2852: $contrib{'history'} = '';
2853: my $numoldver = 0;
1.157 albertel 2854: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 2855: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2856: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2857: # get timestamp for last post and history
1.157 albertel 2858: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
2859: $env{'course.'.$env{'request.course.id'}.'.domain'},
2860: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2861: if (defined($oldcontrib{$oldidx.':replyto'})) {
2862: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2863: }
2864: if (defined($oldcontrib{$oldidx.':history'})) {
2865: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 2866: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 2867: $numoldver = @oldversions;
2868: } else {
2869: $numoldver = 1;
2870: }
2871: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2872: }
1.108 raeburn 2873: my $numnewver = $numoldver + 1;
1.102 raeburn 2874: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2875: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2876: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2877: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2878: } else {
1.112 raeburn 2879: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2880: }
1.102 raeburn 2881: }
2882: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2883: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2884: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2885: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2886: } else {
1.112 raeburn 2887: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2888: }
1.102 raeburn 2889: }
2890: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 2891: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 2892: $oldsymb,$oldidx,\%contrib,
1.157 albertel 2893: $env{'course.'.$env{'request.course.id'}.'.domain'},
2894: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2895: $status='Editing class discussion'.($anon?' (anonymous)':'');
2896: } else {
2897: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 2898: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
2899: $env{'course.'.$env{'request.course.id'}.'.domain'},
2900: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2901: }
1.231 raeburn 2902: my %storenewentry=($symb => $now);
1.63 albertel 2903: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2904: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 2905: $env{'course.'.$env{'request.course.id'}.'.domain'},
2906: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 2907: }
1.17 www 2908: my %record=&Apache::lonnet::restore('_discussion');
1.221 raeburn 2909: my ($temp)=keys(%record);
1.17 www 2910: unless ($temp=~/^error\:/) {
2911: my %newrecord=();
2912: $newrecord{'resource'}=$symb;
2913: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2914: $status.='<br />'.&mt('Registering').': '.
1.21 www 2915: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2916: }
2917: } else {
2918: $status.='Failed.';
1.17 www 2919: }
1.63 albertel 2920: return $status.'<br />';
1.13 www 2921: }
2922:
1.231 raeburn 2923: sub get_discussion_info {
2924: my ($idx,%contrib) = @_;
2925: my $changelast = 0;
2926: my $count = 0;
2927: my $hiddenflag = 0;
2928: my $deletedflag = 0;
2929: my ($hidden,$deleted,%info,$newlastdisc);
2930: my $version = $contrib{'version'};
2931: if ($version) {
2932: for (my $id=$version; $id>0; $id--) {
2933: my $vkeys=$contrib{$id.':keys'};
2934: my @keys=split(/:/,$vkeys);
2935: if (grep(/^hidden$/,@keys)) {
2936: if (!$hiddenflag) {
2937: $hidden = $contrib{$id.':hidden'};
2938: $hiddenflag = 1;
2939: }
2940: } elsif (grep(/^deleted$/,@keys)) {
2941: if (!$deletedflag) {
2942: $deleted = $contrib{$id.':deleted'};
2943: $deletedflag = 1;
2944: }
2945: } else {
2946: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
2947: $count++;
2948: $info{$count}{'id'} = $id;
2949: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
2950: }
2951: }
2952: }
2953: if ($info{'1'}{'id'} == $idx) {
2954: $changelast = 1;
2955: if ($count > 1) {
2956: $newlastdisc = $info{'2'}{'timestamp'};
2957: } else {
2958: $newlastdisc = 0;
2959: }
2960: }
2961: }
2962: return ($changelast,$newlastdisc);
2963: }
2964:
1.33 www 2965: # ----------------------------------------------------------- Preview function
2966:
2967: sub show_preview {
1.187 albertel 2968: my ($r) = @_;
1.135 albertel 2969: &Apache::loncommon::content_type($r,'text/html');
2970: $r->send_http_header;
1.218 albertel 2971: my $start_page=
2972: &Apache::loncommon::start_page('Preview',undef,
2973: {'only_body' => 1,});
2974:
1.157 albertel 2975: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 2976: &newline_to_br(\$message);
1.106 www 2977: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2978: $message=&Apache::lontexconvert::msgtexconverted($message);
1.194 albertel 2979: my $subject=&clear_out_html($env{'form.subject'},undef,1);
1.78 raeburn 2980: $subject=~s/\n/\<br \/\>/g;
2981: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 2982:
2983: my $end_page = &Apache::loncommon::end_page();
2984:
2985: $r->print($start_page.'<table border="2"><tr><td>'.
1.220 raeburn 2986: '<b>'.&mt('Subject').':</b> '.$subject.'<br /><br />'.
1.187 albertel 2987: $message.'</td></tr></table>'.$end_page);
1.33 www 2988: }
2989:
1.165 albertel 2990:
2991: sub newline_to_br {
2992: my ($message)=@_;
2993: my $newmessage;
2994: my $parser=HTML::LCParser->new($message);
2995: while (my $token=$parser->get_token()) {
2996: if ($token->[0] eq 'T') {
2997: my $text=$token->[1];
2998: $text=~s/\n/\<br \/\>/g;
2999: $newmessage.=$text;
3000: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
3001: $newmessage.=$token->[1];
3002: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
3003: $newmessage.=$token->[2];
3004: } elsif ($token->[0] eq 'S') {
3005: $newmessage.=$token->[4];
3006: }
3007:
3008: }
3009: $$message=$newmessage;
3010: }
3011:
1.33 www 3012: sub generate_preview_button {
1.171 www 3013: my ($formname,$fieldname)=@_;
3014: unless ($formname) { $formname='mailform'; }
3015: unless ($fieldname) { $fieldname='comment'; }
1.107 www 3016: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 3017: return(<<ENDPREVIEW);
1.205 raeburn 3018: <br />
1.33 www 3019: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.78 raeburn 3020: <input type="hidden" name="subject">
1.33 www 3021: <input type="hidden" name="comment" />
1.65 www 3022: <input type="button" value="$pre"
1.171 www 3023: 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 3024: </form>
3025: ENDPREVIEW
3026: }
1.71 www 3027:
1.108 raeburn 3028: sub modify_attachments {
3029: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls)=@_;
1.218 albertel 3030:
1.220 raeburn 3031: my %lt = &Apache::lonlocal::texthash(
3032: 'subj' => 'Subject',
3033: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
3034: 'chth' => 'Check the checkboxes for any you wish to remove.',
3035: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
3036: 'adda' => 'Add a new attachment to this post.',
3037: 'stch' => 'Store Changes',
3038: );
1.218 albertel 3039: my $js = <<END;
3040: <script type="text/javascript">
3041: function setAction () {
3042: document.modattachments.action = document.modattachments.origpage.value;
3043: document.modattachments.submit();
3044: }
3045: </script>
3046: END
3047:
3048: my $start_page =
3049: &Apache::loncommon::start_page('Discussion Post Attachments',$js);
3050:
1.204 www 3051: my $orig_subject = &unescape($env{'form.subject'});
1.194 albertel 3052: my $subject=&clear_out_html($orig_subject,undef,1);
1.108 raeburn 3053: $subject=~s/\n/\<br \/\>/g;
3054: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 3055: my $timestamp=$env{'form.timestamp'};
3056: my $numoldver=$env{'form.numoldver'};
1.187 albertel 3057:
1.108 raeburn 3058: my $msg = '';
1.113 raeburn 3059: my %attachments = ();
1.108 raeburn 3060: my %currattach = ();
3061: if ($idx) {
1.113 raeburn 3062: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 3063: }
1.139 albertel 3064: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 3065:
3066: my $end_page =
3067: &Apache::loncommon::end_page();
3068:
3069: $r->print(<<END);
1.198 albertel 3070: $start_page
1.108 raeburn 3071: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
3072: <table border="2">
3073: <tr>
3074: <td>
1.124 raeburn 3075: <b>Subject:</b> $subject</b><br /><br />
1.108 raeburn 3076: END
3077: if ($idx) {
3078: if ($attachmenturls) {
1.221 raeburn 3079: my @currold = keys(%currattach);
1.108 raeburn 3080: if (@currold > 0) {
1.220 raeburn 3081: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3082: foreach my $id (@currold) {
3083: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3084: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3085: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3086: }
3087: $r->print("<br />");
3088: }
3089: }
3090: }
1.213 raeburn 3091: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3092: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3093: foreach my $attach (@{$currnewattach}) {
3094: $attach =~ m#/([^/]+)$#;
3095: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3096: }
3097: $r->print("<br />");
3098: }
3099: $r->print(<<END);
1.220 raeburn 3100: $lt{'adda'} <input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onClick="this.form.submit()" />
1.108 raeburn 3101: </td>
3102: </tr>
3103: </table>
1.157 albertel 3104: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3105: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3106: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3107: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3108: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3109: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3110: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3111: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3112: END
1.220 raeburn 3113: foreach my $item (@{$currnewattach}) {
3114: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3115: }
1.220 raeburn 3116: foreach my $item (@{$currdelold}) {
3117: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3118: }
3119: $r->print(<<END);
1.220 raeburn 3120: <input type="button" name="rtntoedit" value="$lt{'stch'}" onClick="setAction()"/>
1.108 raeburn 3121: </form>
1.187 albertel 3122: $end_page
1.108 raeburn 3123: END
3124: return;
3125: }
3126:
3127: sub process_attachments {
3128: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3129:
3130: @{$currnewattach}=
3131: &Apache::loncommon::get_env_multiple('form.currnewattach');
3132: @{$currdelold}=
3133: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3134: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3135: my @currdelnew =
3136: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3137: my @currnew = ();
3138: foreach my $newone (@{$currnewattach}) {
3139: my $delflag = 0;
1.221 raeburn 3140: foreach my $item (@currdelnew) {
3141: if ($newone eq $item) {
1.108 raeburn 3142: $delflag = 1;
3143: last;
3144: }
3145: }
3146: unless ($delflag) {
1.221 raeburn 3147: push(@currnew, $newone);
1.108 raeburn 3148: }
3149: }
3150: @{$currnewattach} = @currnew;
3151: }
1.158 albertel 3152: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3153: }
3154:
3155: sub generate_attachments_button {
1.224 raeburn 3156: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3157: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3158: my $origpage = $ENV{'REQUEST_URI'};
3159: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3160: my %lt = &Apache::lonlocal::texthash(
3161: 'clic' => 'Click to add/remove attachments',
3162: );
1.108 raeburn 3163: my $response = (<<END);
1.205 raeburn 3164: <br />
1.108 raeburn 3165: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3166: $lt{'clic'}: <input type="button" value="$att"
1.124 raeburn 3167: 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 3168: END
1.224 raeburn 3169: if (!$blockblog) {
3170: $response .= 'setblogvalue();';
3171: }
1.108 raeburn 3172: unless ($mode eq 'board') {
3173: $response .= 'javascript:anonchk();';
3174: }
3175: $response .= (<<ENDATTACH);
3176: this.form.submit();" />
3177: <input type="hidden" name="origpage" value="$origpage" />
3178: <input type="hidden" name="idx" value="$idx" />
3179: <input type="hidden" name="timestamp" value="$now" />
3180: <input type="hidden" name="subject" />
3181: <input type="hidden" name="comment" />
1.175 www 3182: <input type="hidden" name="blog" value = "0" />
1.164 albertel 3183: <input type="hidden" name="discuss" value = "0" />
1.108 raeburn 3184: <input type="hidden" name="numoldver" value="$numoldver" />
3185: ENDATTACH
3186: if (defined($deloldattach)) {
3187: if (@{$deloldattach} > 0) {
1.221 raeburn 3188: foreach my $delatt (@{$deloldattach}) {
3189: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3190: }
3191: }
3192: }
3193: if (defined($currnewattach)) {
3194: if (@{$currnewattach} > 0) {
1.221 raeburn 3195: foreach my $attach (@{$currnewattach}) {
3196: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3197: }
3198: }
3199: }
3200: $response .= '</form>';
3201: return $response;
3202: }
3203:
3204: sub extract_attachments {
3205: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3206: %{$attachments}=();
3207: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3208: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3209: if (exists($$attachments{$id}{$numoldver})) {
3210: if (defined($currdelold)) {
3211: if (@{$currdelold} > 0) {
3212: unless (grep/^$id$/,@{$currdelold}) {
3213: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3214: }
1.113 raeburn 3215: } else {
3216: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3217: }
1.116 raeburn 3218: } else {
3219: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3220: }
3221: }
1.116 raeburn 3222: }
1.221 raeburn 3223: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3224: if (@attached == 1) {
3225: my $id = $attached[0];
3226: my $attachurl;
3227: if ($attachmenturls =~ m/^<attachment id="0">/) {
3228: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3229: } else {
3230: $attachurl = $$attachments{$id}{'filename'};
3231: }
3232: $attachurl=~m|/([^/]+)$|;
3233: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3234: $1.'</tt></a><br />';
3235: &Apache::lonnet::allowuploaded('/adm/feedback',
3236: $attachurl);
3237: } elsif (@attached > 1) {
3238: $$message.='<ol>';
1.221 raeburn 3239: foreach my $attach (@attached) {
3240: my $id = $attach;
1.113 raeburn 3241: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3242: my ($fname)
3243: =($attachurl=~m|/([^/]+)$|);
3244: $$message .= '<li><a href="'.$attachurl.
3245: '"><tt>'.
3246: $fname.'</tt></a></li>';
1.108 raeburn 3247: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3248: $attachurl);
1.108 raeburn 3249: }
1.116 raeburn 3250: $$message .= '</ol>';
1.108 raeburn 3251: }
3252: }
3253:
3254: sub construct_attachmenturl {
3255: my ($currnewattach,$keepold,$symb,$idx)=@_;
3256: my $oldattachmenturl;
3257: my $newattachmenturl;
1.113 raeburn 3258: my $startnum = 0;
1.108 raeburn 3259: my $currver = 0;
1.157 albertel 3260: if (($env{'form.editdisc'}) && ($idx)) {
3261: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3262: $env{'course.'.$env{'request.course.id'}.'.domain'},
3263: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3264: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3265: if ($contrib{$idx.':history'}) {
3266: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3267: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3268: $currver = 1 + scalar(@oldversions);
3269: } else {
3270: $currver = 2;
3271: }
3272: } else {
3273: $currver = 1;
3274: }
3275: if ($oldattachmenturl) {
1.113 raeburn 3276: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3277: my %attachments = ();
3278: my $prevver = $currver-1;
3279: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3280: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3281: $startnum += $numattach;
1.221 raeburn 3282: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3283: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3284: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3285: unless ($item eq 'filename') {
3286: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3287: }
1.113 raeburn 3288: }
3289: if (grep/^$num$/,@{$keepold}) {
3290: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3291: }
1.113 raeburn 3292: $newattachmenturl .= '</attachment>';
1.108 raeburn 3293: }
3294: } else {
1.116 raeburn 3295: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3296: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3297: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3298: }
1.113 raeburn 3299: $newattachmenturl .= '</attachment>';
1.108 raeburn 3300: $startnum ++;
3301: }
3302: }
3303: }
3304: for (my $i=0; $i<@{$currnewattach}; $i++) {
3305: my $attachnum = $startnum + $i;
1.113 raeburn 3306: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3307: }
3308: return $newattachmenturl;
3309: }
1.128 raeburn 3310:
1.224 raeburn 3311: sub add_blog_checkbox {
3312: my ($checkstatus);
3313: if ($env{'form.blog'}) {
3314: $checkstatus = 'checked="checked"';
3315: }
3316: my $output = '
3317: <script type="text/javascript">
3318: function setblogvalue() {
3319: if (document.mailform.blog.checked) {
3320: document.attachment.blog.value = 1;
3321: } else {
3322: document.attachment.blog.value = 0;
3323: }
3324: }
3325: </script><br />
3326: <label><input type="checkbox" name="blog" '.$checkstatus.' /> '.
3327: &mt('Add to my public course blog').'</label><br />'."\n";
3328: return $output;
3329: }
3330:
1.128 raeburn 3331: sub has_discussion {
3332: my $resourcesref = shift;
3333: my $navmap = Apache::lonnavmaps::navmap->new();
3334: my @allres=$navmap->retrieveResources();
3335: foreach my $resource (@allres) {
3336: if ($resource->hasDiscussion()) {
1.162 albertel 3337: my $ressymb = $resource->wrap_symb();
1.221 raeburn 3338: push(@{$resourcesref}, $ressymb);
1.128 raeburn 3339: }
3340: }
3341: return;
1.143 raeburn 3342: }
3343:
3344: sub sort_filter_names {
3345: my ($sort_types,$role_types,$status_types) = @_;
3346: %{$sort_types} = (
3347: ascdate => 'Date order - oldest first',
3348: descdate => 'Date order - newest first',
3349: thread => 'Threaded',
3350: subject => 'By subject',
3351: username => 'By domain and username',
3352: lastfirst => 'By last name, first name'
3353: );
3354: %{$role_types} = (
3355: all => 'All roles',
3356: st => 'Students',
3357: cc => 'Course Coordinators',
3358: in => 'Instructors',
3359: ta => 'TAs',
3360: ep => 'Exam proctors',
3361: ad => 'Administrators',
3362: cr => 'Custom roles'
3363: );
3364: %{$status_types} = (
3365: all => 'Roles of any status',
1.214 albertel 3366: Active => 'Only active roles',
3367: Expired => 'Only past roles',
3368: Future => 'Only future roles',
1.143 raeburn 3369: );
3370: }
1.108 raeburn 3371:
1.6 albertel 3372: sub handler {
3373: my $r = shift;
1.8 www 3374: if ($r->header_only) {
1.71 www 3375: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3376: $r->send_http_header;
3377: return OK;
3378: }
1.15 www 3379:
3380: # --------------------------- Get query string for limited number of parameters
3381:
1.97 raeburn 3382: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.208 raeburn 3383: ['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']);
3384: my $group = $env{'form.group'};
1.180 raeburn 3385: if ($env{'form.editdisc'}) {
1.208 raeburn 3386: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3387: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3388: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3389: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3390: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3391: undef,undef,undef,$group);
1.180 raeburn 3392: return OK;
3393: }
3394: }
1.157 albertel 3395: if ($env{'form.discsymb'}) {
3396: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3397: my $readkey = $symb.'_read';
3398: my $chgcount = 0;
1.157 albertel 3399: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3400: foreach my $key (keys(%env)) {
1.111 raeburn 3401: if ($key =~ m/^form\.postunread_(\d+)/) {
3402: if ($readinghash{$readkey} =~ /\.$1\./) {
3403: $readinghash{$readkey} =~ s/\.$1\.//;
3404: $chgcount ++;
3405: }
3406: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3407: unless ($readinghash{$readkey} =~ /\.$1\./) {
3408: $readinghash{$readkey} .= '.'.$1.'.';
3409: $chgcount ++;
3410: }
3411: }
3412: }
3413: if ($chgcount > 0) {
1.157 albertel 3414: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3415: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3416: }
1.133 albertel 3417: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3418: '0','0','','',$env{'form.previous'},'','','',
3419: undef,undef,undef,$group);
1.111 raeburn 3420: return OK;
3421: }
1.157 albertel 3422: if ($env{'form.allversions'}) {
1.109 raeburn 3423: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3424: &Apache::loncommon::no_cache($r);
1.109 raeburn 3425: $r->send_http_header;
1.187 albertel 3426:
3427: $r->print(&Apache::loncommon::start_page('Discussion Post Versions'));
3428:
1.157 albertel 3429: my $crs='/'.$env{'request.course.id'};
3430: if ($env{'request.course.sec'}) {
3431: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3432: }
1.133 albertel 3433: $crs=~s|_|/|g;
1.208 raeburn 3434: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3435: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3436: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3437: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3438: my $ressymb = &wrap_symb($symb);
3439: my $group = $env{'form.group'};
3440: my $seeid;
3441: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3442: if (&check_group_priv($group,'dgp') eq 'ok') {
3443: $seeid = 1;
3444: }
3445: } else {
3446: $seeid = &Apache::lonnet::allowed('rin',$crs);
3447: }
1.109 raeburn 3448: if ($idx > 0) {
1.116 raeburn 3449: my %messages = ();
3450: my %subjects = ();
3451: my %attachmsgs = ();
3452: my %allattachments = ();
3453: my %imsfiles = ();
3454: my ($screenname,$plainname);
1.157 albertel 3455: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3456: $env{'course.'.$env{'request.course.id'}.'.domain'},
3457: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3458: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3459: }
1.187 albertel 3460: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3461: return OK;
3462: }
1.157 albertel 3463: if ($env{'form.posterlist'}) {
3464: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3465: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3466: $env{'form.sortposts'});
1.101 raeburn 3467: return OK;
3468: }
1.157 albertel 3469: if ($env{'form.userpick'}) {
1.133 albertel 3470: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3471: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3472: my $numpicks = @posters;
1.133 albertel 3473: my %discinfo;
3474: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3475: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3476: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3477: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3478: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3479: '',$numpicks,$group);
1.101 raeburn 3480: return OK;
3481: }
1.157 albertel 3482: if ($env{'form.applysort'}) {
3483: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3484: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3485: '',$env{'form.previous'},$env{'form.sortposts'},
3486: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3487: $env{'form.sectionpick'},$env{'form.grouppick'},
3488: undef,$group);
1.100 raeburn 3489: return OK;
1.157 albertel 3490: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3491: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3492: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3493: return OK;
1.157 albertel 3494: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3495: my %discinfo = ();
3496: my @resources = ();
1.157 albertel 3497: if (defined($env{'form.navmaps'})) {
3498: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3499: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3500: } else {
1.157 albertel 3501: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3502: }
1.99 raeburn 3503: } else {
1.128 raeburn 3504: &has_discussion(\@resources);
1.99 raeburn 3505: }
3506: my $numitems = @resources;
3507: my $feedurl = '/adm/navmaps';
1.157 albertel 3508: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3509: my %lt = &Apache::lonlocal::texthash(
3510: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3511: 'robb' => 'resources/bulletin boards.',
3512: 'twnp' => 'There are currently no resources or bulletin boards with unread discussion postings.'
1.99 raeburn 3513: );
1.221 raeburn 3514: foreach my $res (@resources) {
3515: my $ressymb=$res;
1.132 albertel 3516: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3517: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3518: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3519: }
1.128 raeburn 3520: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3521: if ($numitems > 0) {
1.157 albertel 3522: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3523: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3524: } else {
3525: $textline = "<b>$lt{'twnp'}</b>";
3526: }
1.99 raeburn 3527: &Apache::loncommon::content_type($r,'text/html');
3528: $r->send_http_header;
1.150 albertel 3529: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3530: my %onload;
3531: if ($env{'environment.remote'} ne 'off') {
3532: $onload{'onload'} =
3533: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
3534: }
3535:
1.186 albertel 3536: my $start_page=
3537: &Apache::loncommon::start_page('New posts marked as read',undef,
3538: {'redirect' => [2,$feedurl],
3539: 'only_body' => 1,
1.189 albertel 3540: 'add_entries' => \%onload});
1.186 albertel 3541: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3542: $r->print (<<ENDREDIR);
1.186 albertel 3543: $start_page
1.150 albertel 3544: <img align="right" src="$logo" />
1.128 raeburn 3545: $textline
1.99 raeburn 3546: <form name="reldt" action="$feedurl" target="loncapaclient">
3547: </form>
1.187 albertel 3548: <br />
1.186 albertel 3549: $end_page
1.99 raeburn 3550: ENDREDIR
3551: return OK;
1.157 albertel 3552: } elsif ($env{'form.modifydisp'}) {
3553: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3554: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3555: split(/_/,$env{'form.changes'});
3556: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3557: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3558: return OK;
1.157 albertel 3559: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3560: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3561: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3562: $env{'form.toggon'} || $env{'form.markread'}) {
3563: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3564: my %discinfo;
1.133 albertel 3565: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3566: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3567: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3568: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3569: if ($env{'form.markondisp'}) {
1.137 albertel 3570: $discinfo{$symb.'_lastread'} = time;
3571: $discinfo{$symb.'_markondisp'} = 1;
3572: }
1.157 albertel 3573: if ($env{'form.markonread'}) {
3574: if ( $env{'form.previous'} > 0 ) {
3575: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3576: }
3577: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3578: }
1.133 albertel 3579: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3580: if ($env{'form.allposts'}) {
1.137 albertel 3581: $discinfo{$symb.'_showonlyunread'} = 0;
3582: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3583: }
1.157 albertel 3584: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3585: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3586: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3587: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3588: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3589: \%discinfo,$env{'user.domain'},$env{'user.name'});
3590: my $previous=$env{'form.previous'};
3591: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3592: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3593: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3594: return OK;
1.157 albertel 3595: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3596: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3597: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3598: my ($symb,$idx)=split(/\:\:\:/,$entry);
3599: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3600:
1.180 raeburn 3601: my $crs='/'.$env{'request.course.id'};
3602: if ($env{'request.course.sec'}) {
3603: $crs.='_'.$env{'request.course.sec'};
3604: }
3605: $crs=~s/\_/\//g;
3606: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3607:
1.208 raeburn 3608: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3609: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3610: undef,undef,$group,);
1.180 raeburn 3611: return OK;
3612: }
3613:
1.157 albertel 3614: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3615: $env{'course.'.$env{'request.course.id'}.'.domain'},
3616: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3617:
1.133 albertel 3618: my $currenthidden=$contrib{'hidden'};
3619: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3620:
1.157 albertel 3621: if ($env{'form.hide'}) {
1.133 albertel 3622: $currenthidden.='.'.$idx.'.';
3623: unless ($seeid) {
3624: $currentstudenthidden.='.'.$idx.'.';
3625: }
3626: } else {
3627: $currenthidden=~s/\.$idx\.//g;
3628: }
3629: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3630: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3631: $newhash{'studenthidden'} = $currentstudenthidden;
3632: }
1.231 raeburn 3633: if ($env{'form.hide'}) {
3634: my $changelast = 0;
3635: my $newlast;
3636: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3637: if ($changelast) {
3638: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3639: $env{'course.'.$env{'request.course.id'}.'.domain'},
3640: $env{'course.'.$env{'request.course.id'}.'.num'});
3641: }
3642: }
1.157 albertel 3643: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3644: $env{'course.'.$env{'request.course.id'}.'.domain'},
3645: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3646:
1.133 albertel 3647: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3648: '0','0','','',$env{'form.previous'},undef,undef,undef,
3649: undef,undef,undef,$group);
1.135 albertel 3650: return OK;
1.157 albertel 3651: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3652: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3653: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 3654: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
3655: &Apache::lonnet::appenv('environment.threadeddiscussion' => 'on');
3656: } else {
3657: &Apache::lonnet::del('environment',['threadeddiscussion']);
3658: &Apache::lonnet::delenv('environment\.threadeddiscussion');
1.72 albertel 3659: }
1.133 albertel 3660: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
1.208 raeburn 3661: '0','0','','',$env{'form.previous'},undef,undef,undef,
3662: undef,undef,undef,$group);
1.135 albertel 3663: return OK;
1.157 albertel 3664: } elsif ($env{'form.deldisc'}) {
1.38 www 3665: # --------------------------------------------------------------- Hide for good
1.157 albertel 3666: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 3667: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 3668: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3669: $env{'course.'.$env{'request.course.id'}.'.domain'},
3670: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 3671: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3672: if ($changelast) {
3673: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3674: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
3675: }
1.135 albertel 3676: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 3677: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3678: $env{'course.'.$env{'request.course.id'}.'.domain'},
3679: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 3680: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3681: '0','0','','',$env{'form.previous'},undef,undef,undef,
3682: undef,undef,undef,$group);
1.135 albertel 3683: return OK;
1.157 albertel 3684: } elsif ($env{'form.preview'}) {
1.33 www 3685: # -------------------------------------------------------- User wants a preview
3686: &show_preview($r);
1.135 albertel 3687: return OK;
1.157 albertel 3688: } elsif ($env{'form.attach'}) {
1.108 raeburn 3689: # -------------------------------------------------------- Work on attachments
3690: &Apache::loncommon::content_type($r,'text/html');
3691: $r->send_http_header;
1.198 albertel 3692: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.133 albertel 3693: my (@currnewattach,@currdelold,@keepold);
1.108 raeburn 3694: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 3695: if (exists($env{'form.addnewattach.filename'})) {
3696: unless (length($env{'form.addnewattach'})>131072) {
3697: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 3698: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 3699: push(@currnewattach, $newattachment);
1.108 raeburn 3700: }
3701: }
1.133 albertel 3702: my $attachmenturls;
1.157 albertel 3703: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
3704: my $idx = $env{'form.idx'};
1.108 raeburn 3705: if ($idx) {
1.157 albertel 3706: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3707: $env{'course.'.$env{'request.course.id'}.'.domain'},
3708: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3709: $attachmenturls = $contrib{$idx.':attachmenturl'};
3710: }
1.133 albertel 3711: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
3712: $attachmenturls);
1.135 albertel 3713: return OK;
1.157 albertel 3714: } elsif ($env{'form.export'}) {
1.116 raeburn 3715: &Apache::loncommon::content_type($r,'text/html');
3716: $r->send_http_header;
1.157 albertel 3717: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 3718: my $mode='board';
1.116 raeburn 3719: my $status='OPEN';
1.157 albertel 3720: my $previous=$env{'form.previous'};
1.168 albertel 3721: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library|task)$/) {
1.116 raeburn 3722: $mode='problem';
3723: $status=$Apache::inputtags::status[-1];
3724: }
3725: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 3726: my $start_page =
3727: &Apache::loncommon::start_page('Resource Feedback and Discussion');
3728: my $end_page =
3729: &Apache::loncommon::end_page();
3730: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 3731: return OK;
1.15 www 3732: } else {
3733: # ------------------------------------------------------------- Normal feedback
1.157 albertel 3734: my $feedurl=$env{'form.postdata'};
1.133 albertel 3735: $feedurl=~s/^http\:\/\///;
3736: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3737: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3738: $feedurl=~s/\?.+$//;
1.8 www 3739:
1.133 albertel 3740: my $symb;
1.157 albertel 3741: if ($env{'form.replydisc'}) {
3742: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
1.133 albertel 3743: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3744: $feedurl=&Apache::lonnet::clutter($url);
1.157 albertel 3745: } elsif ($env{'form.editdisc'}) {
3746: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
1.52 www 3747: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
1.133 albertel 3748: $feedurl=&Apache::lonnet::clutter($url);
1.157 albertel 3749: } elsif ($env{'form.origpage'}) {
1.133 albertel 3750: $symb="";
3751: } else {
3752: $symb=&Apache::lonnet::symbread($feedurl);
3753: }
3754: unless ($symb) {
1.157 albertel 3755: $symb=$env{'form.symb'};
1.133 albertel 3756: if ($symb) {
3757: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3758: $feedurl=&Apache::lonnet::clutter($url);
3759: }
3760: }
3761: &Apache::lonenc::check_decrypt(\$symb);
3762: my $goahead=1;
1.168 albertel 3763: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
1.133 albertel 3764: unless ($symb) { $goahead=0; }
3765: }
3766: # backward compatibility (bulletin boards used to be 'wrapped')
1.159 raeburn 3767: &dewrapper(\$feedurl);
1.133 albertel 3768: if (!$goahead) {
3769: # Ambiguous Problem Resource
3770: $r->internal_redirect('/adm/ambiguous');
3771: return OK;
1.31 www 3772: }
1.8 www 3773: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3774: unless (
3775: (
3776: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3777: )
3778: ||
1.157 albertel 3779: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 3780: ||
1.157 albertel 3781: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 3782: ) {
1.135 albertel 3783: &Apache::loncommon::content_type($r,'text/html');
3784: $r->send_http_header;
1.133 albertel 3785: # Unable to give feedback
1.233 ! raeburn 3786: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 3787: &no_redirect_back($r,$feedurl);
1.178 albertel 3788: return OK;
1.133 albertel 3789: }
1.6 albertel 3790: # --------------------------------------------------- Print login screen header
1.157 albertel 3791: unless ($env{'form.sendit'}) {
1.233 ! raeburn 3792: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 3793: &Apache::loncommon::content_type($r,'text/html');
3794: $r->send_http_header;
1.141 raeburn 3795: my $options=&screen_header($feedurl,$symb);
1.133 albertel 3796: if ($options) {
3797: &mail_screen($r,$feedurl,$options);
3798: } else {
3799: &fail_redirect($r,$feedurl);
3800: }
3801: return OK;
1.6 albertel 3802: }
3803:
3804: # Get previous user input
1.9 albertel 3805: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 3806: $symb,$env{'user.name'},$env{'user.domain'},
3807: $env{'request.course.id'});
1.6 albertel 3808:
3809: # Get output from resource
3810: my $usersaw=&resource_output($feedurl);
3811:
1.50 albertel 3812: # Get resource answer (need to allow student to view grades for this to work)
3813: &Apache::lonnet::appenv(('allowed.vgr'=>'F'));
1.40 albertel 3814: my $useranswer=&Apache::loncommon::get_student_answers(
1.157 albertel 3815: $symb,$env{'user.name'},$env{'user.domain'},
3816: $env{'request.course.id'});
1.50 albertel 3817: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3818: # Get attachments, if any, and not too large
3819: my $attachmenturl='';
1.157 albertel 3820: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
3821: ($env{'form.replydisc'})) {
1.133 albertel 3822: my ($symb,$idx);
1.157 albertel 3823: if ($env{'form.replydisc'}) {
3824: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
3825: } elsif ($env{'form.editdisc'}) {
3826: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
3827: } elsif ($env{'form.origpage'}) {
3828: $symb = $env{'form.symb'};
1.133 albertel 3829: }
1.132 albertel 3830: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3831: my @currnewattach = ();
3832: my @deloldattach = ();
3833: my @keepold = ();
3834: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3835: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3836: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 3837: } elsif ($env{'form.attachment.filename'}) {
3838: unless (length($env{'form.attachment'})>131072) {
1.82 albertel 3839: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback');
1.42 www 3840: }
3841: }
1.6 albertel 3842: # Filter HTML out of message (could be nasty)
1.157 albertel 3843: my $message=&clear_out_html($env{'form.comment'});
1.6 albertel 3844:
3845: # Assemble email
1.8 www 3846: my ($email,$citations)=&assemble_email($feedurl,$message,$prevattempts,
1.133 albertel 3847: $usersaw,$useranswer);
1.40 albertel 3848:
1.6 albertel 3849: # Who gets this?
3850: my ($typestyle,%to) = &decide_receiver($feedurl);
3851:
3852: # Actually send mail
1.194 albertel 3853: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'},
3854: undef,1),
3855: $feedurl,$email,$citations,
1.133 albertel 3856: $attachmenturl,%to);
1.13 www 3857:
3858: # Discussion? Store that.
1.32 albertel 3859: my $numpost=0;
1.207 albertel 3860: if ( ($env{'form.discuss'} ne ''
3861: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
3862: || $env{'form.anondiscuss'} ne '') {
1.194 albertel 3863: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.201 albertel 3864: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 3865: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
3866: $subject);
1.32 albertel 3867: $numpost++;
1.14 www 3868: }
1.175 www 3869:
3870: # Add to blog?
3871:
3872: my $blog='';
3873: if ($env{'form.blog'}) {
1.194 albertel 3874: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.175 www 3875: $status.=&Apache::lonrss::addentry($env{'user.name'},
3876: $env{'user.domain'},
3877: 'CourseBlog_'.$env{'request.course.id'},
3878: $subject,$message,$feedurl,'public');
3879: $blog='<br />'.&mt('Added to my course blog').'<br />';
3880: }
1.133 albertel 3881:
1.6 albertel 3882: # Receipt screen and redirect back to where came from
1.208 raeburn 3883: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group);
1.133 albertel 3884: }
3885: return OK;
3886: }
1.6 albertel 3887:
1.133 albertel 3888: sub wrap_symb {
3889: my ($ressymb)=@_;
3890: if ($ressymb =~ /bulletin___\d+___/) {
3891: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3892: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3893: }
1.6 albertel 3894: }
1.133 albertel 3895: return $ressymb;
3896: }
3897: sub dewrapper {
3898: my ($feedurl)=@_;
3899: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3900: $$feedurl=~s|^/adm/wrapper||;
3901: }
3902: }
3903:
3904: sub get_feedurl {
3905: my ($symb)=@_;
3906: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3907: my $feedurl = &Apache::lonnet::clutter($url);
3908: &dewrapper(\$feedurl);
3909: return $feedurl;
1.15 www 3910: }
1.1 www 3911:
1.133 albertel 3912: sub get_feedurl_and_clean_symb {
3913: my ($symb)=@_;
3914: &Apache::lonenc::check_decrypt(\$symb);
3915: # backward compatibility (bulletin boards used to be 'wrapped')
3916: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3917: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3918: }
3919: my $feedurl = &get_feedurl($symb);
3920: return ($symb,$feedurl);
3921: }
1.180 raeburn 3922:
3923: sub editing_allowed {
1.208 raeburn 3924: my ($postid,$group) = @_;
3925: $postid = &unescape($postid);
1.180 raeburn 3926: my $can_edit = 0;
1.208 raeburn 3927: if ($group ne '') {
3928: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3929: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3930: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
3931: if (&check_group_priv($group,'egp') eq 'ok') {
3932: $can_edit = 1;
3933: }
3934: return $can_edit;
3935: }
3936: }
1.180 raeburn 3937: my $cid = $env{'request.course.id'};
3938: my $role = (split(/\./,$env{'request.role'}))[0];
3939: my $section = $env{'request.course.sec'};
1.184 albertel 3940: my $allow_editing_config =
3941: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 3942: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
3943: $can_edit = 1;
3944: } else {
1.184 albertel 3945: foreach my $editor (split(/,/,$allow_editing_config)) {
3946: my ($editor_role,$editor_sec) = split(/:/,$editor);
3947: if ($editor_role eq $role
3948: && defined($editor_sec)
3949: && defined($section)
3950: && $editor_sec eq $section) {
3951: $can_edit = 1;
3952: last;
3953: }
3954: if ($editor_role eq $role
3955: && !defined($editor_sec)) {
3956: $can_edit = 1;
3957: }
3958: }
1.180 raeburn 3959: }
3960: return $can_edit;
3961: }
3962:
1.208 raeburn 3963: sub check_group_priv {
3964: my ($group,$grp_priv) = @_;
3965: foreach my $priv ('mdg','vcg') {
3966: my $checkcourse = $env{'request.course.id'}.
3967: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
3968: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
3969: return 'ok';
3970: }
3971: }
3972: if ($grp_priv && $group ne '') {
3973: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
3974: return 'ok';
3975: }
3976: }
3977: return '';
3978: }
3979:
1.211 albertel 3980: sub group_args {
1.208 raeburn 3981: my ($group) = @_;
1.211 albertel 3982: if ($group eq '') { return ''; }
3983: my $extra_args = '&group='.$group;
1.208 raeburn 3984: if (exists($env{'form.ref'})) {
1.211 albertel 3985: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 3986: }
3987: return $extra_args;
3988: }
3989:
1.1 www 3990: 1;
3991: __END__
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