Annotation of loncom/interface/lonfeedback.pm, revision 1.287
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.287 ! raeburn 4: # $Id: lonfeedback.pm,v 1.286 2010/01/24 19:58:24 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();
1.283 faziophi 44: #use HTML::Tidy::libXML;
1.106 www 45: use Apache::lonspeller();
1.208 raeburn 46: use Apache::longroup;
1.116 raeburn 47: use Cwd;
1.204 www 48: use LONCAPA;
1.54 www 49:
1.92 albertel 50: sub discussion_open {
1.122 raeburn 51: my ($status,$symb)=@_;
1.249 albertel 52: if ($env{'request.role.adv'}) { return 1; }
1.92 albertel 53: if (defined($status) &&
54: !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
1.77 www 55: || $status eq 'OPEN')) {
1.92 albertel 56: return 0;
1.75 albertel 57: }
1.122 raeburn 58: my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
1.89 albertel 59: if (defined($close) && $close ne '' && $close < time) {
1.92 albertel 60: return 0;
1.89 albertel 61: }
1.92 albertel 62: return 1;
63: }
64:
65: sub discussion_visible {
66: my ($status)=@_;
67: if (not &discussion_open($status)) {
68: my $hidden=&Apache::lonnet::EXT('resource.0.discusshide');
69: if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) {
1.157 albertel 70: if (!$env{'request.role.adv'}) { return 0; }
1.92 albertel 71: }
72: }
73: return 1;
1.90 albertel 74: }
1.84 raeburn 75:
1.90 albertel 76: sub list_discussion {
1.208 raeburn 77: my ($mode,$status,$ressymb,$imsextras,$group)=@_;
1.232 raeburn 78: unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); }
79: unless ($ressymb) { return ''; }
80: $ressymb=&wrap_symb($ressymb);
1.157 albertel 81: my $outputtarget=$env{'form.grade_target'};
82: if (defined($env{'form.export'})) {
83: if($env{'form.export'}) {
1.116 raeburn 84: $outputtarget = 'export';
85: }
1.140 raeburn 86: }
1.147 raeburn 87: if (defined($imsextras)) {
88: if ($$imsextras{'caller'} eq 'imsexport') {
89: $outputtarget = 'export';
90: }
91: }
1.232 raeburn 92: if (not &discussion_visible($status)) {
93: if ($mode ne 'board') {
1.233 raeburn 94: &Apache::lonenc::check_encrypt(\$ressymb);
1.274 kalberla 95: return '<br /><div class="LC_feedback_link">'.&send_message_link($ressymb)."</div>";
1.232 raeburn 96: }
97: }
1.208 raeburn 98: if ($group ne '' && $mode eq 'board') {
99: if (&check_group_priv($group,'vgb') ne 'ok') {
100: return '';
101: }
102: }
1.219 raeburn 103:
1.235 raeburn 104: my ($blocked,$blocktext) =
105: &Apache::loncommon::blocking_status('boards');
1.223 raeburn 106: if ($blocked) {
1.275 kalberla 107: $blocktext = '<br /><div class="LC_feedback_link"><span class="LC_feedback_link">'.$blocktext."</span>";
1.234 raeburn 108: &Apache::lonenc::check_encrypt(\$ressymb);
1.232 raeburn 109: if ($mode ne 'board') {
1.275 kalberla 110: $blocktext.=&send_message_link($ressymb).'</div>';
111: }else{
112: $blocktext.="</div>";
1.232 raeburn 113: }
1.234 raeburn 114: return $blocktext;
1.223 raeburn 115: }
116:
1.270 www 117: my @bgcols = ("LC_disc_old_item","LC_disc_new_item");
1.57 www 118: my $discussiononly=0;
119: if ($mode eq 'board') { $discussiononly=1; }
1.157 albertel 120: unless ($env{'request.course.id'}) { return ''; }
121: my $crs='/'.$env{'request.course.id'};
122: my $cid=$env{'request.course.id'};
123: if ($env{'request.course.sec'}) {
124: $crs.='_'.$env{'request.course.sec'};
1.143 raeburn 125: }
1.55 www 126: $crs=~s/\_/\//g;
1.133 albertel 127: my $encsymb=&Apache::lonenc::check_encrypt($ressymb);
128: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
1.168 albertel 129: && ($ressymb=~/\.(problem|exam|quiz|assess|survey|form|task)$/));
1.133 albertel 130:
1.100 raeburn 131: my %usernamesort = ();
132: my %namesort =();
133: my %subjectsort = ();
1.133 albertel 134:
1.80 raeburn 135: # Get discussion display settings for this discussion
136: my $lastkey = $ressymb.'_lastread';
137: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 138: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 139: my $visitkey = $ressymb.'_visit';
1.84 raeburn 140: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 141: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 142: my $toggkey = $ressymb.'_readtoggle';
143: my $readkey = $ressymb.'_read';
1.139 albertel 144: $ressymb=$encsymb;
1.169 albertel 145: 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 146: my %discinfo = ();
1.80 raeburn 147: my $showonlyunread = 0;
1.111 raeburn 148: my $showunmark = 0;
1.84 raeburn 149: my $markondisp = 0;
1.79 raeburn 150: my $prevread = 0;
1.81 raeburn 151: my $previous = 0;
1.80 raeburn 152: my $visit = 0;
153: my $newpostsflag = 0;
1.221 raeburn 154: my @posters = split(/\&/,$dischash{$userpickkey});
1.80 raeburn 155:
1.81 raeburn 156: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.208 raeburn 157: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']);
1.157 albertel 158: my $sortposts = $env{'form.sortposts'};
159: my $statusfilter = $env{'form.statusfilter'};
1.209 albertel 160: my @sectionpick = split(/,/,$env{'form.sectionpick'});
161: my @grouppick = split(/,/,$env{'form.grouppick'});
162: my @rolefilter = split(/,/,$env{'form.rolefilter'});
1.208 raeburn 163:
1.157 albertel 164: my $totposters = $env{'form.totposters'};
165: $previous = $env{'form.previous'};
1.80 raeburn 166: if ($previous > 0) {
167: $prevread = $previous;
168: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 169: unless ($dischash{$lastkey} eq '') {
170: $prevread = $dischash{$lastkey};
171: }
1.80 raeburn 172: }
1.79 raeburn 173:
1.208 raeburn 174: my $cdom = $env{'course.'.$cid.'.domain'};
175: my $cnum = $env{'course.'.$cid.'.num'};
1.278 raeburn 176: my $crstype = &Apache::loncommon::course_type();
1.208 raeburn 177:
1.108 raeburn 178: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 179: my %roleshash = ();
180: my %roleinfo = ();
1.208 raeburn 181: my ($classgroups,$studentgroups);
1.157 albertel 182: if ($env{'form.rolefilter'}) {
1.208 raeburn 183: %roleshash = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
1.221 raeburn 184: foreach my $rolekey (keys(%roleshash)) {
185: my ($role,$uname,$udom,$sec) = split(/:/,$rolekey);
1.144 raeburn 186: if ($role =~ /^cr/) {
187: $role = 'cr';
188: }
1.221 raeburn 189: my ($end,$start) = split(/:/,$roleshash{$rolekey});
1.101 raeburn 190: my $now = time;
191: my $status = 'Active';
192: if (($now < $start) || ($end > 0 && $now > $end)) {
193: $status = 'Expired';
194: }
1.144 raeburn 195: if ($uname && $udom) {
1.221 raeburn 196: push(@{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status);
1.144 raeburn 197: }
1.101 raeburn 198: }
1.208 raeburn 199: my ($classlist,$keylist) =
200: &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.101 raeburn 201: my $sec_index = &Apache::loncoursedata::CL_SECTION();
202: my $status_index = &Apache::loncoursedata::CL_STATUS();
203: while (my ($student,$data) = each %$classlist) {
204: my ($section,$status) = ($data->[$sec_index],
205: $data->[$status_index]);
1.221 raeburn 206: push(@{$roleinfo{$student}}, 'st:'.$section.':'.$status);
1.101 raeburn 207: }
1.208 raeburn 208: ($classgroups,$studentgroups) =
1.214 albertel 209: &Apache::loncoursedata::get_group_memberships($classlist,$keylist,
210: $cdom,$cnum);
1.101 raeburn 211: }
212:
1.84 raeburn 213: # Get discussion display default settings for user
1.157 albertel 214: if ($env{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 215: $showonlyunread = 1;
216: }
1.157 albertel 217: if ($env{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 218: $markondisp = 1;
219: }
220:
221: # Override user's default if user specified display setting for this discussion
222: if (defined($dischash{$ondispkey})) {
1.123 raeburn 223: unless ($dischash{$ondispkey} eq '') {
224: $markondisp = $dischash{$ondispkey};
225: }
1.84 raeburn 226: }
227: if ($markondisp) {
228: $discinfo{$lastkey} = time;
229: }
1.83 raeburn 230:
1.80 raeburn 231: if (defined($dischash{$showkey})) {
1.123 raeburn 232: unless ($dischash{$showkey} eq '') {
233: $showonlyunread = $dischash{$showkey};
234: }
1.80 raeburn 235: }
236:
1.111 raeburn 237: if (defined($dischash{$markkey})) {
1.123 raeburn 238: unless ($dischash{$markkey} eq '') {
239: $showunmark = $dischash{$markkey};
240: }
1.111 raeburn 241: }
242:
1.80 raeburn 243: if (defined($dischash{$visitkey})) {
1.123 raeburn 244: unless ($dischash{$visitkey} eq '') {
245: $visit = $dischash{$visitkey};
246: }
1.78 raeburn 247: }
1.80 raeburn 248: $visit ++;
1.78 raeburn 249:
1.208 raeburn 250: my $seeid;
251: if (($group ne '') && ($mode eq 'board') &&
252: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
253: if (&check_group_priv($group,'dgp') eq 'ok') {
254: $seeid = 1;
255: }
256: } else {
257: $seeid=&Apache::lonnet::allowed('rin',$crs);
258: }
1.68 www 259: my @discussionitems=();
1.101 raeburn 260: my %shown = ();
261: my @posteridentity=();
1.116 raeburn 262:
263: my $current=0;
1.67 www 264: my $visible=0;
1.68 www 265: my @depth=();
1.116 raeburn 266: my @replies = ();
1.68 www 267: my %alldiscussion=();
1.116 raeburn 268: my %imsitems=();
269: my %imsfiles=();
1.80 raeburn 270: my %notshown = ();
1.84 raeburn 271: my %newitem = ();
1.68 www 272: my $maxdepth=0;
1.173 www 273: my %anonhash=();
274: my $anoncnt=0;
1.69 www 275: my $target='';
1.157 albertel 276: unless ($env{'browser.interface'} eq 'textual' ||
277: $env{'environment.remote'} eq 'off' ) {
1.69 www 278: $target='target="LONcom"';
279: }
1.111 raeburn 280:
1.79 raeburn 281: my $now = time;
1.80 raeburn 282: $discinfo{$visitkey} = $visit;
283:
1.169 albertel 284: &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});
1.208 raeburn 285: &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 286:
1.67 www 287: my $discussion='';
1.116 raeburn 288: my $manifestfile;
289: my $manifestok=0;
290: my $tempexport;
291: my $imsresources;
292: my $copyresult;
1.84 raeburn 293:
294: my $function = &Apache::loncommon::get_users_function();
295: my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 296: $env{'user.domain'});
1.84 raeburn 297: my %lt = &Apache::lonlocal::texthash(
1.97 raeburn 298: 'cuse' => 'Current discussion settings',
1.84 raeburn 299: 'allposts' => 'All posts',
300: 'unread' => 'New posts only',
1.111 raeburn 301: 'unmark' => 'Unread only',
1.84 raeburn 302: 'ondisp' => 'Once displayed',
1.111 raeburn 303: 'onmark' => 'Once marked not NEW',
304: 'toggoff' => 'Off',
305: 'toggon' => 'On',
1.84 raeburn 306: 'disa' => 'Posts to be displayed',
307: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 308: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 309: 'chgt' => 'Change',
310: 'disp' => 'Display',
311: 'nolo' => 'Not new',
1.111 raeburn 312: 'togg' => 'Toggle read/unread',
1.220 raeburn 313: 'aner' => 'An error occurred opening the manifest file.',
314: 'difo' => 'Discussion for',
315: 'aerr' => 'An error occurred opening the export file for posting',
316: 'aysu' => 'Are you sure you want to delete this post?',
317: 'dpwn' => 'Deleted posts will no longer be visible to you and other students',
318: 'bwco' => 'but will continue to be visible to your instructor',
319: 'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
1.84 raeburn 320: );
321:
322: my $currdisp = $lt{'allposts'};
323: my $currmark = $lt{'onmark'};
1.111 raeburn 324: my $currtogg = $lt{'toggoff'};
1.84 raeburn 325: my $dispchange = $lt{'unread'};
326: my $markchange = $lt{'ondisp'};
1.111 raeburn 327: my $toggchange = $lt{'toggon'};
1.97 raeburn 328: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 329: my $displinkA = 'onlyunread';
330: my $displinkB = 'onlyunmark';
1.97 raeburn 331: my $marklink = 'markondisp';
1.111 raeburn 332: my $togglink = 'toggon';
1.84 raeburn 333:
334: if ($markondisp) {
335: $currmark = $lt{'ondisp'};
336: $markchange = $lt{'onmark'};
1.97 raeburn 337: $marklink = 'markonread';
1.84 raeburn 338: }
339:
340: if ($showonlyunread) {
341: $currdisp = $lt{'unread'};
342: $dispchange = $lt{'allposts'};
1.111 raeburn 343: $displinkA = 'allposts';
1.84 raeburn 344: }
1.111 raeburn 345:
346: if ($showunmark) {
347: $currdisp = $lt{'unmark'};
348: $dispchange = $lt{'unmark'};
349: $displinkA='allposts';
350: $displinkB='onlyunread';
351: $showonlyunread = 0;
352: }
353:
354: if ($dischash{$toggkey}) {
355: $currtogg = $lt{'toggon'};
356: $toggchange = $lt{'toggoff'};
357: $togglink = 'toggoff';
358: }
1.97 raeburn 359:
1.282 wenzelju 360: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 361:
362: if ($newpostsflag) {
1.282 wenzelju 363: $chglink .= '&previous='.$prevread;
1.84 raeburn 364: }
1.211 albertel 365: $chglink.=&group_args($group);
1.84 raeburn 366:
1.67 www 367: if ($visible) {
1.80 raeburn 368: # Print the discusssion
1.116 raeburn 369: if ($outputtarget eq 'tex') {
1.156 albertel 370: $discussion.='<tex>{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
1.116 raeburn 371: '\textbf{DISCUSSIONS}\makebox[2 cm][b]{\hrulefill}'.
372: '\vskip 0 mm\noindent\textbf{'.$lt{'cuse'}.'}:\vskip 0 mm'.
373: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
1.156 albertel 374: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}</tex>';
1.116 raeburn 375: } elsif ($outputtarget eq 'export') {
376: # Create temporary directory if this is an export
377: my $now = time;
1.147 raeburn 378: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
379: $tempexport = $$imsextras{'tempexport'};
380: if (!-e $tempexport) {
381: mkdir($tempexport,0700);
382: }
383: $tempexport .= '/'.$$imsextras{'count'};
384: if (!-e $tempexport) {
385: mkdir($tempexport,0700);
386: }
387: } else {
388: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
389: if (!-e $tempexport) {
390: mkdir($tempexport,0700);
391: }
392: $tempexport .= '/'.$now;
393: if (!-e $tempexport) {
394: mkdir($tempexport,0700);
395: }
1.157 albertel 396: $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
1.116 raeburn 397: }
398: if (!-e $tempexport) {
399: mkdir($tempexport,0700);
400: }
401: # open manifest file
402: my $manifest = '/imsmanifest.xml';
403: my $manifestfilename = $tempexport.$manifest;
404: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
405: $manifestok=1;
1.284 raeburn 406: print $manifestfile qq|<?xml version="1.0" encoding="UTF-8"?>
1.116 raeburn 407: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
408: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
409: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
410: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
411: <organizations default="$ressymb">
412: <organization identifier="$ressymb">
1.220 raeburn 413: <title>$lt{'difo'} $ressymb</title>\n|;
1.116 raeburn 414: } else {
1.220 raeburn 415: $discussion .= $lt{'aner'}.'<br />';
1.116 raeburn 416: }
417: } else {
1.97 raeburn 418: my $colspan=$maxdepth+1;
1.282 wenzelju 419: #JW
420: $discussion.= &Apache::lonhtmlcommon::scripttag(qq|
1.219 raeburn 421: function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
1.102 raeburn 422: var symbparm = symb+':::'+idx
423: var prevparm = ""
424: if (newflag == 1) {
1.282 wenzelju 425: prevparm = "&previous="+previous
1.102 raeburn 426: }
1.219 raeburn 427: if (caller == 'studentdelete') {
1.220 raeburn 428: if (confirm("$lt{'aysu'}\\n$lt{'dpwn'},\\n$lt{'bwco'}")) {
1.219 raeburn 429: document.location.href = "/adm/feedback?hide="+symbparm+prevparm+groupparm
430: }
431: } else {
432: if (caller == 'seeiddelete') {
1.220 raeburn 433: if (confirm("$lt{'aysu'}\\n$lt{'depo'}")) {
1.219 raeburn 434: document.location.href = "/adm/feedback?deldisc="+symbparm+prevparm+groupparm
435: }
436: }
437: }
1.102 raeburn 438: }
1.282 wenzelju 439: |);
1.270 www 440: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" >'.
441: "\n".'<table class="LC_discussion">';
1.222 raeburn 442: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
443: $newpostsflag,$group,
444: $prevread,$markondisp);
445: my $escsymb=&escape($ressymb);
1.220 raeburn 446: my $numhidden = keys(%notshown);
1.116 raeburn 447: if ($numhidden > 0) {
448: my $colspan = $maxdepth+1;
449: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.173 www 450: '<a href="/adm/feedback?allposts=1&symb='.$escsymb;
1.116 raeburn 451: if ($newpostsflag) {
1.282 wenzelju 452: $discussion .= '&previous='.$prevread;
1.116 raeburn 453: }
1.211 albertel 454: $discussion .= &group_args($group);
1.116 raeburn 455: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 456: $numhidden.' ';
1.116 raeburn 457: if ($showunmark) {
458: $discussion .= &mt('posts previously marked read');
459: } else {
460: $discussion .= &mt('previously viewed posts');
461: }
462: $discussion .= '<br/></td></tr>';
1.111 raeburn 463: }
1.80 raeburn 464: }
1.100 raeburn 465:
466: # Choose sort mechanism
467: my @showposts = ();
468: if ($sortposts eq 'descdate') {
1.221 raeburn 469: @showposts = (sort { $b <=> $a } keys(%alldiscussion));
1.100 raeburn 470: } elsif ($sortposts eq 'thread') {
1.221 raeburn 471: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 472: } elsif ($sortposts eq 'subject') {
1.221 raeburn 473: foreach my $key (sort(keys(%subjectsort))) {
474: push(@showposts, @{$subjectsort{$key}});
1.100 raeburn 475: }
476: } elsif ($sortposts eq 'username') {
1.221 raeburn 477: foreach my $domain (sort(keys(%usernamesort))) {
478: foreach my $key (sort(keys(%{$usernamesort{$domain}}))) {
479: push(@showposts, @{$usernamesort{$domain}{$key}});
1.100 raeburn 480: }
481: }
482: } elsif ($sortposts eq 'lastfirst') {
1.221 raeburn 483: foreach my $last (sort(keys(%namesort))) {
484: foreach my $key (sort(keys(%{$namesort{$last}}))) {
485: push(@showposts, @{$namesort{$last}{$key}});
1.100 raeburn 486: }
487: }
488: } else {
1.221 raeburn 489: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 490: }
1.116 raeburn 491: my $currdepth = 0;
492: my $firstidx = $alldiscussion{$showposts[0]};
1.221 raeburn 493: foreach my $post (@showposts) {
1.157 albertel 494: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.221 raeburn 495: $alldiscussion{$post} = $post;
1.100 raeburn 496: }
1.221 raeburn 497: unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) {
1.117 albertel 498: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 499: $discussion.="\n<tr>";
500: }
1.221 raeburn 501: my $thisdepth=$depth[$alldiscussion{$post}];
1.117 albertel 502: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 503: for (1..$thisdepth) {
504: $discussion.='<td> </td>';
505: }
506: }
1.80 raeburn 507: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 508: if ($outputtarget eq 'tex') {
1.95 sakharuk 509: #cleanup block
1.221 raeburn 510: $discussionitems[$alldiscussion{$post}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
511: $discussionitems[$alldiscussion{$post}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
1.95 sakharuk 512: my $threadinsert='';
513: if ($thisdepth > 0) {
514: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
515: }
1.221 raeburn 516: $discussionitems[$alldiscussion{$post}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
517: $discussionitems[$alldiscussion{$post}]=~s/<a([^>]+)>(Edit|Hide|Delete|Reply|Submissions)<\/a>//g;
518: $discussionitems[$alldiscussion{$post}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 519:
1.221 raeburn 520: $discussionitems[$alldiscussion{$post}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$post}];
521: $discussion.=$discussionitems[$alldiscussion{$post}];
1.116 raeburn 522: } elsif ($outputtarget eq 'export') {
1.221 raeburn 523: my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html';
1.116 raeburn 524: if ($manifestok) {
1.221 raeburn 525: if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) {
1.116 raeburn 526: print $manifestfile ' </item>'."\n";
527: }
1.221 raeburn 528: $currdepth = $depth[$alldiscussion{$post}];
1.116 raeburn 529: print $manifestfile "\n".
1.221 raeburn 530: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$post}.'" isvisible="'.
531: $imsitems{$alldiscussion{$post}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$post}.'">'.
1.284 raeburn 532: '<title>'.$imsitems{$alldiscussion{$post}}{'title'}.'</title></item>';
1.116 raeburn 533: $imsresources .= "\n".
1.221 raeburn 534: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$post}.'" type="webcontent" href="'.$postfilename.'">'."\n".
1.146 raeburn 535: '<file href="'.$postfilename.'">'."\n".
1.284 raeburn 536: $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}.'</file>'."\n".
1.116 raeburn 537: '</resource>';
538: }
539: my $postingfile;
540: my $postingfilename = $tempexport.'/'.$postfilename;
541: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
542: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
1.221 raeburn 543: $imsitems{$alldiscussion{$post}}{'title'}.' '.
544: $imsitems{$alldiscussion{$post}}{'sender'}.
545: $imsitems{$alldiscussion{$post}}{'timestamp'}.'<br /><br />'.
546: $imsitems{$alldiscussion{$post}}{'message'}.'<br />'.
547: $imsitems{$alldiscussion{$post}}{'attach'}.'</body></html>'."\n";
1.116 raeburn 548: close($postingfile);
549: } else {
1.221 raeburn 550: $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'<br />';
1.116 raeburn 551: }
1.221 raeburn 552: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport);
1.116 raeburn 553: } else {
1.270 www 554: $discussion.='<td class="'.$bgcols[$newitem{$alldiscussion{$post}}].
1.221 raeburn 555: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$post}].
1.116 raeburn 556: '</td></tr>';
557: }
1.69 www 558: }
1.80 raeburn 559: }
1.116 raeburn 560: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 561: my $colspan=$maxdepth+1;
1.111 raeburn 562: $discussion .= <<END;
1.97 raeburn 563: <tr bgcolor="#FFFFFF">
1.270 www 564: <td colspan="$colspan" class="LC_disc_action_links_bar">
565: <table class="LC_disc_action_table">
1.97 raeburn 566: <tr>
567: <td align="left">
568: <table border="0" cellpadding="0" cellspacing="4">
569: <tr>
570: <td>
1.281 bisitz 571: <font size="-1"><b>$lt{'cuse'}</b>:</font></td>
1.97 raeburn 572: <td> </td>
1.111 raeburn 573: <td><font size="-1">
1.97 raeburn 574: END
575: if ($newpostsflag) {
576: $discussion .=
1.111 raeburn 577: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
578: if ($dischash{$toggkey}) {
579: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
580: }
1.97 raeburn 581: } else {
1.111 raeburn 582: if ($dischash{$toggkey}) {
583: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
584: } else {
585: $discussion .=
586: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
587: }
1.97 raeburn 588: }
589: $discussion .= <<END;
1.111 raeburn 590: </font></td>
1.97 raeburn 591: <td> </td>
1.144 raeburn 592: <td align="left">
1.281 bisitz 593: <font size="-1"><b><a href="$chglink">$lt{'chgt'}</a>?</b></font>
1.111 raeburn 594: </td>
1.97 raeburn 595: </tr>
596: </table>
597: </td>
1.111 raeburn 598: END
1.143 raeburn 599: if ($sortposts) {
600: my %sort_types = ();
601: my %role_types = ();
602: my %status_types = ();
1.278 raeburn 603: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.143 raeburn 604:
605: $discussion .= '<td><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
1.157 albertel 606: if (defined($env{'form.totposters'})) {
1.144 raeburn 607: $discussion .= &mt('Posts by').':';
1.143 raeburn 608: if ($totposters > 0) {
609: foreach my $poster (@posters) {
1.144 raeburn 610: $discussion .= ' '.$poster.',';
1.143 raeburn 611: }
1.144 raeburn 612: $discussion =~ s/,$//;
1.143 raeburn 613: } else {
614: $discussion .= &mt('None selected');
615: }
616: } else {
617: my $filterchoice ='';
618: if (@sectionpick > 0) {
1.157 albertel 619: $filterchoice = '<i>'.&mt('sections').'</i>- '.$env{'form.sectionpick'};
1.143 raeburn 620: $filterchoice .= ' ';
621: }
1.208 raeburn 622: if (@grouppick > 0) {
623: $filterchoice = '<i>'.&mt('groups').'</i>- '.$env{'form.grouppick'};
624: $filterchoice .= ' ';
625: }
1.143 raeburn 626: if (@rolefilter > 0) {
1.144 raeburn 627: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.221 raeburn 628: foreach my $role (@rolefilter) {
629: $filterchoice .= ' '.$role_types{$role}.',';
1.143 raeburn 630: }
1.144 raeburn 631: $filterchoice =~ s/,$//;
1.259 raeburn 632: $filterchoice .= '<br />'.(' ' x8);
1.143 raeburn 633: }
634: if ($statusfilter) {
635: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
636: }
637: if ($filterchoice) {
638: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
639: }
640: $discussion .= '</font></td>';
641: }
642: }
1.111 raeburn 643: if ($dischash{$toggkey}) {
1.247 albertel 644: my $storebutton = &mt('Save read/unread changes');
1.111 raeburn 645: $discussion.='<td align="right">'.
1.269 bisitz 646: '<input type="hidden" name="discsymb" value="'.$ressymb.'" />'."\n".
1.111 raeburn 647: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
1.282 wenzelju 648: ' onclick="this.form.submit();" />'."\n".
1.111 raeburn 649: '</td>';
650: }
651: $discussion .= (<<END);
1.97 raeburn 652: </tr>
653: </table>
654: </td>
655: </tr>
1.222 raeburn 656: END
657: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
658: $newpostsflag,$group,
659: $prevread,$markondisp);
660: $discussion .= "
1.97 raeburn 661: </table>
1.222 raeburn 662: <br /><br /></form>\n";
1.114 sakharuk 663: }
1.116 raeburn 664: if ($outputtarget eq 'export') {
665: if ($manifestok) {
666: while ($currdepth > 0) {
667: print $manifestfile " </item>\n";
668: $currdepth --;
669: }
670: print $manifestfile qq|
671: </organization>
672: </organizations>
673: <resources>
674: $imsresources
675: </resources>
676: </manifest>
677: |;
678: close($manifestfile);
1.147 raeburn 679: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
680: $discussion = $copyresult;
681: } else {
1.116 raeburn 682:
683: #Create zip file in prtspool
684:
1.147 raeburn 685: my $imszipfile = '/prtspool/'.
1.157 albertel 686: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.147 raeburn 687: time.'_'.rand(1000000000).'.zip';
688: my $cwd = &getcwd();
689: my $imszip = '/home/httpd/'.$imszipfile;
690: chdir $tempexport;
691: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
692: close(OUTPUT);
693: chdir $cwd;
1.220 raeburn 694: $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','<a href="'.$imszipfile.'">').'</a><br />';
1.147 raeburn 695: if ($copyresult) {
1.220 raeburn 696: $discussion .= &mt('The following errors occurred during export').' - <br />'.$copyresult;
1.147 raeburn 697: }
1.116 raeburn 698: }
699: } else {
1.220 raeburn 700: $discussion .= '<br />'.&mt('Unfortunately you will not be able to retrieve an archive of the discussion posts at this time, because there was a problem creating a manifest file.').'<br />';
1.116 raeburn 701: }
702: return $discussion;
703: }
1.54 www 704: }
705: if ($discussiononly) {
1.108 raeburn 706: my $now = time;
707: my $attachnum = 0;
1.213 raeburn 708: my $currnewattach = [];
709: my $currdelold = [];
1.108 raeburn 710: my $comment = '';
711: my $subject = '';
1.157 albertel 712: if ($env{'form.origpage'}) {
1.108 raeburn 713: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.204 www 714: $subject = &unescape($env{'form.subject'});
715: $comment = &unescape($env{'form.comment'});
1.108 raeburn 716: my @keepold = ();
1.208 raeburn 717: &process_attachments($currnewattach,$currdelold,\@keepold);
718: if (@{$currnewattach} > 0) {
719: $attachnum += @{$currnewattach};
1.108 raeburn 720: }
721: }
1.122 raeburn 722: if (&discussion_open($status)) {
1.208 raeburn 723: if (($group ne '') && ($mode eq 'board')) {
724: if (&check_group_priv($group,'pgd') eq 'ok') {
725: $discussion .=
1.210 albertel 726: &postingform_display($mode,$ressymb,$now,$subject,
727: $comment,$outputtarget,$attachnum,
728: $currnewattach,$currdelold,
1.278 raeburn 729: $group,$crstype);
1.108 raeburn 730: }
1.208 raeburn 731: } else {
732: $discussion.=
1.210 albertel 733: &postingform_display($mode,$ressymb,$now,$subject,
734: $comment,$outputtarget,$attachnum,
1.278 raeburn 735: $currnewattach,$currdelold,'',$crstype);
1.208 raeburn 736: }
1.95 sakharuk 737: }
1.140 raeburn 738: } else {
1.251 albertel 739: $discussion.='<div class="LC_feedback_link">';
1.140 raeburn 740: if (&discussion_open($status) &&
741: &Apache::lonnet::allowed('pch',
1.157 albertel 742: $env{'request.course.id'}.
743: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.95 sakharuk 744: if ($outputtarget ne 'tex') {
1.251 albertel 745: $discussion.= &send_feedback_link($ressymb,$target);
1.190 www 746: }
1.100 raeburn 747: }
1.232 raeburn 748: if ($outputtarget ne 'tex') {
749: $discussion.= &send_message_link($ressymb);
750: }
1.252 bisitz 751: $discussion.='</div>';
1.74 www 752: }
1.114 sakharuk 753: return $discussion;
1.54 www 754: }
1.1 www 755:
1.232 raeburn 756: sub send_feedback_link {
757: my ($ressymb,$target) = @_;
758: my $output = '<span class="LC_feedback_link">'.
759: ' <a href="/adm/feedback?replydisc='.
760: &escape($ressymb).':::" '.$target.'>'.
1.274 kalberla 761: '<img alt="" class="LC_noBorder" src="'.
1.232 raeburn 762: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').
1.274 kalberla 763: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Post Discussion').'</span></a></span>';
1.232 raeburn 764: return $output;
765: }
766:
767: sub send_message_link {
768: my ($ressymb) = @_;
1.251 albertel 769: my $output = '<span class="LC_message_link">'.
1.232 raeburn 770: ' <a href="/adm/feedback?sendmessageonly=1&symb='.
1.274 kalberla 771: &escape($ressymb).'"><img alt="" class="LC_noBorder" src="'.
1.266 weissno 772: &Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').
1.274 kalberla 773: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Send Feedback').'</span></a></span>';
1.232 raeburn 774: return $output;
775: }
776:
1.222 raeburn 777: sub action_links_bar {
778: my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;
1.270 www 779: my $discussion = '<tr><td class="LC_disc_action_links_bar" colspan="'.$colspan.'">'.
1.277 raeburn 780: '<table width="100%" class="LC_disc_action_table"><tr>'.
781: '<td class="LC_disc_action_left">';
1.222 raeburn 782: my $escsymb=&escape($ressymb);
783: if ($visible>2) {
1.277 raeburn 784: $discussion .= '<a href="/adm/feedback?cmd=threadedon&symb='.$escsymb;
1.222 raeburn 785: if ($newpostsflag) {
1.282 wenzelju 786: $discussion .= '&previous='.$prevread;
1.222 raeburn 787: }
788: $discussion .= &group_args($group);
789: $discussion .='">'.&mt('Threaded View').'</a> '.
790: '<a href="/adm/feedback?cmd=threadedoff&symb='.$escsymb;
791: if ($newpostsflag) {
1.282 wenzelju 792: $discussion .= '&previous='.$prevread;
1.222 raeburn 793: }
794: $discussion .= &group_args($group);
795: $discussion .='">'.&mt('Chronological View').'</a>
1.271 bisitz 796: <a href="/adm/feedback?cmd=sortfilter&symb='.$escsymb;
1.222 raeburn 797: if ($newpostsflag) {
1.282 wenzelju 798: $discussion .= '&previous='.$prevread;
1.222 raeburn 799: }
800: $discussion .= &group_args($group);
1.259 raeburn 801: $discussion .='">'.&mt('Sorting/Filtering options').'</a>'.(' ' x2);
1.222 raeburn 802: }
1.271 bisitz 803: $discussion .='<a href="/adm/feedback?export='.$escsymb;
1.222 raeburn 804: if ($newpostsflag) {
1.282 wenzelju 805: $discussion .= '&previous='.$prevread;
1.222 raeburn 806: }
807: $discussion .= &group_args($group);
808: $discussion .= '">'.&mt('Export').'?</a> </td>';
809: if ($newpostsflag) {
810: if (!$markondisp) {
1.270 www 811: $discussion .='<td class="LC_disc_action_right"><a href="/adm/preferences?action=changediscussions';
1.222 raeburn 812: $discussion .= &group_args($group);
813: $discussion .= '">'.
814: &mt('Preferences on what is marked as NEW').
815: '</a><br /><a href="/adm/feedback?markread=1&symb='.$escsymb;
816: $discussion .= &group_args($group);
1.281 bisitz 817: $discussion .= '">'.&mt('Mark NEW posts no longer new').'</a></td>';
1.222 raeburn 818: } else {
819: $discussion .= '<td> </td>';
820: }
821: } else {
822: $discussion .= '<td> </td>';
823: }
824: $discussion .= '</tr></table></td></tr>';
825: return $discussion;
826: }
827:
1.208 raeburn 828: sub postingform_display {
829: my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum,
1.278 raeburn 830: $currnewattach,$currdelold,$group,$crstype) = @_;
1.208 raeburn 831: my $newattachmsg;
1.220 raeburn 832: my %lt = &Apache::lonlocal::texthash(
833: 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty',
834: 'title' => 'Title',
835: 'podi' => 'Post Discussion',
836: 'poan' => 'Post Anonymous Discussion',
837: 'newa' => 'New attachments',
838: );
1.278 raeburn 839: if ($crstype eq 'Community') {
840: $lt{'note'} = &mt('Note: in anonymous discussion, your name is visible only to community facilitators');
841: }
1.208 raeburn 842: my $postingform = (<<ENDDISCUSS);
1.220 raeburn 843: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data"> <input type="submit" name="discuss" value="$lt{'podi'}" />
844: <input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />
1.208 raeburn 845: <input type="hidden" name="sendit" value="true" />
846: <input type="hidden" name="timestamp" value="$now" />
847: <br /><a name="newpost"></a>
1.220 raeburn 848: <font size="1">$lt{'note'}</font><br />
849: <b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br /><br />
1.282 wenzelju 850: <textarea name="comment" cols="80" rows="14" >$comment</textarea>
1.208 raeburn 851: ENDDISCUSS
852: if ($env{'form.origpage'}) {
853: $postingform .= '<input type="hidden" name="origpage" value="'.
854: $env{'form.origpage'}.'" />'."\n";
855: foreach my $att (@{$currnewattach}) {
856: $postingform .= '<input type="hidden" name="currnewattach" '.
857: 'value="'.$att.'" />'."\n";
858: }
859: }
860: if (exists($env{'form.ref'})) {
861: $postingform .= '<input type="hidden" name="ref" value="'.
862: $env{'form.ref'}.'" />';
863: }
864: if ($group ne '') {
865: $postingform .='<input type="hidden" name="group" value="'.$group.'" />';
866: }
1.235 raeburn 867: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 868: if (!$blockblog) {
1.278 raeburn 869: $postingform .= &add_blog_checkbox($crstype);
1.224 raeburn 870: }
1.208 raeburn 871: $postingform .= "</form>\n";
872: if ($outputtarget ne 'tex') {
873: $postingform .= &generate_attachments_button('',$attachnum,$ressymb,
874: $now,$currnewattach,
1.224 raeburn 875: $currdelold,'',$mode,
876: $blockblog);
1.208 raeburn 877: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 878: $newattachmsg = '<br /><b>'.$lt{'newa'}.'</b><br />';
1.208 raeburn 879: if (@{$currnewattach} > 1) {
880: $newattachmsg .= '<ol>';
881: foreach my $item (@{$currnewattach}) {
882: $item =~ m#.*/([^/]+)$#;
883: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
884: }
885: $newattachmsg .= '</ol>'."\n";
886: } else {
887: $$currnewattach[0] =~ m#.*/([^/]+)$#;
888: $newattachmsg .= '<a href="'.$$currnewattach[0].'">'.$1.'</a><br />'."\n";
889: }
890: }
891: $postingform .= $newattachmsg;
892: $postingform .= &generate_preview_button();
893: }
894: return $postingform;
895: }
896:
1.116 raeburn 897: sub build_posting_display {
1.208 raeburn 898: 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 899: my @original=();
900: my @index=();
1.210 albertel 901: my $skip_group_check = 0;
1.133 albertel 902: my $symb=&Apache::lonenc::check_decrypt($ressymb);
1.204 www 903: my $escsymb=&escape($ressymb);
1.157 albertel 904: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
905: $env{'course.'.$env{'request.course.id'}.'.domain'},
906: $env{'course.'.$env{'request.course.id'}.'.num'});
1.116 raeburn 907:
1.248 albertel 908: my $see_anonymous =
909: &Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
910:
1.210 albertel 911: if ((@{$grouppick} == 0) || (grep(/^all$/,@{$grouppick}))) {
912: $skip_group_check = 1;
1.208 raeburn 913: }
1.116 raeburn 914: if ($contrib{'version'}) {
915: my $oldest = $contrib{'1:timestamp'};
916: if ($prevread eq '0') {
917: $prevread = $oldest-1;
918: }
1.143 raeburn 919: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
920: if ($sortposts) {
1.208 raeburn 921: ($skiptest,$roleregexp,$secregexp,$statusregexp) =
922: &filter_regexp($rolefilter,$sectionpick,$statusfilter);
1.143 raeburn 923: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
924: }
1.116 raeburn 925: for (my $id=1;$id<=$contrib{'version'};$id++) {
926: my $idx=$id;
927: my $posttime = $contrib{$idx.':timestamp'};
928: if ($prevread <= $posttime) {
929: $$newpostsflag = 1;
930: }
931: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
932: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
933: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
934: my $origindex='0.';
935: my $numoldver=0;
936: if ($contrib{$idx.':replyto'}) {
1.157 albertel 937: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 938: # this is a follow-up message
939: $original[$idx]=$original[$contrib{$idx.':replyto'}];
940: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
941: $origindex=$index[$contrib{$idx.':replyto'}];
942: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
943: } else {
944: $original[$idx]=0;
945: $$depth[$idx]=0;
946: }
947: } else {
948: # this is an original message
949: $original[$idx]=0;
950: $$depth[$idx]=0;
951: }
952: if ($$replies[$$depth[$idx]]) {
953: $$replies[$$depth[$idx]]++;
954: } else {
955: $$replies[$$depth[$idx]]=1;
956: }
957: unless ((($hidden) && (!$seeid)) || ($deleted)) {
958: $$visible++;
959: if ($contrib{$idx.':history'}) {
960: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 961: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 962: $numoldver = @oldversions;
963: } else {
964: $numoldver = 1;
965: }
966: }
967: $$current = $numoldver;
968: my %messages = ();
969: my %subjects = ();
970: my %attachtxt = ();
971: my %allattachments = ();
972: my ($screenname,$plainname);
973: my $sender = &mt('Anonymous');
1.173 www 974: # Anonymous users getting number within a discussion
975: # Since idx is in static order, this should give the same sequence every time.
976: my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'};
977: unless ($$anonhash{$key}) {
978: $anoncnt++;
979: $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
980: }
1.116 raeburn 981: my ($message,$subject,$vgrlink,$ctlink);
982: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
983:
984:
985: # Set up for sorting by subject
986: unless ($outputtarget eq 'export') {
987: $message=$messages{$numoldver};
988: $message.=$attachtxt{$numoldver};
989: $subject=$subjects{$numoldver};
990: if ($message) {
991: if ($hidden) {
992: $message='<font color="#888888">'.$message.'</font>';
993: if ($studenthidden) {
994: $message .='<br /><br />Deleted by poster (student).';
995: }
996: }
997:
998: if ($subject eq '') {
999: if (defined($$subjectsort{'__No subject'})) {
1.221 raeburn 1000: push(@{$$subjectsort{'__No subject'}}, $idx);
1.116 raeburn 1001: } else {
1002: @{$$subjectsort{'__No subject'}} = ("$idx");
1003: }
1004: } else {
1005: if (defined($$subjectsort{$subject})) {
1.221 raeburn 1006: push(@{$$subjectsort{$subject}}, $idx);
1.116 raeburn 1007: } else {
1008: @{$$subjectsort{$subject}} = ("$idx");
1009: }
1010: }
1.248 albertel 1011: if (!$contrib{$idx.':anonymous'} || $see_anonymous) {
1.116 raeburn 1012: $sender=&Apache::loncommon::aboutmewrapper(
1013: $plainname,
1014: $contrib{$idx.':sendername'},
1015: $contrib{$idx.':senderdomain'}).' ('.
1.254 bisitz 1016: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1017: $contrib{$idx.':senderdomain'}.')';
1.287 ! raeburn 1018: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1019: if ($contrib{$idx.':anonymous'}) {
1.173 www 1020: $sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
1.116 raeburn 1021: $screenname;
1022: }
1.248 albertel 1023: if ($see_anonymous) {
1024: $sender.=&Apache::loncommon::student_image_tag($contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1025: }
1.116 raeburn 1026: # Set up for sorting by domain, then username
1027: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
1028: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
1029: }
1030: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
1.221 raeburn 1031: push(@{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx);
1.116 raeburn 1032: } else {
1033: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
1034: }
1035: # Set up for sorting by last name, then first name
1036: my %names = &Apache::lonnet::get('environment',
1037: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
1038: ,$contrib{$idx.':sendername'});
1039: my $lastname = $names{'lastname'};
1040: my $firstname = $names{'firstname'};
1041: if ($lastname eq '') {
1042: $lastname = '_';
1043: }
1044: if ($firstname eq '') {
1045: $firstname = '_';
1046: }
1047: unless (defined($$namesort{$lastname})) {
1048: %{$$namesort{$lastname}} = ();
1049: }
1050: if (defined($$namesort{$lastname}{$firstname})) {
1.221 raeburn 1051: push(@{$$namesort{$lastname}{$firstname}}, $idx);
1.116 raeburn 1052: } else {
1053: @{$$namesort{$lastname}{$firstname}} = ("$idx");
1054: }
1.208 raeburn 1055: if (&editing_allowed($escsymb.':::'.$idx,$group)) {
1.157 albertel 1056: if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
1.116 raeburn 1057: $sender.=' <a href="/adm/feedback?editdisc='.
1.173 www 1058: $escsymb.':::'.$idx;
1.179 raeburn 1059: if ($$newpostsflag) {
1.282 wenzelju 1060: $sender .= '&previous='.$prevread;
1.116 raeburn 1061: }
1.211 albertel 1062: $sender .= &group_args($group);
1.208 raeburn 1063: $sender .= '" '.$target.'>'.&mt('Edit').'</a>';
1064:
1.116 raeburn 1065: unless ($seeid) {
1.219 raeburn 1066: my $grpargs = &group_args($group);
1067: $sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
1.116 raeburn 1068: $sender .= '">'.&mt('Delete').'</a>';
1069: }
1070: }
1071: }
1072: if ($seeid) {
1073: if ($hidden) {
1074: unless ($studenthidden) {
1075: $sender.=' <a href="/adm/feedback?unhide='.
1.173 www 1076: $escsymb.':::'.$idx;
1.179 raeburn 1077: if ($$newpostsflag) {
1.282 wenzelju 1078: $sender .= '&previous='.$prevread;
1.116 raeburn 1079: }
1080: $sender .= '">'.&mt('Make Visible').'</a>';
1081: }
1082: } else {
1083: $sender.=' <a href="/adm/feedback?hide='.
1.173 www 1084: $escsymb.':::'.$idx;
1.179 raeburn 1085: if ($$newpostsflag) {
1.282 wenzelju 1086: $sender .= '&previous='.$prevread;
1.116 raeburn 1087: }
1.211 albertel 1088: $sender .= &group_args($group);
1.116 raeburn 1089: $sender .= '">'.&mt('Hide').'</a>';
1.219 raeburn 1090: }
1091: my $grpargs = &group_args($group);
1092: $sender.=
1093: " <a href=\"javascript:verifydelete('seeiddelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')\">";
1094: $sender .= &mt('Delete').'</a>';
1.116 raeburn 1095: }
1096: } else {
1097: if ($screenname) {
1098: $sender='<i>'.$screenname.'</i>';
1.173 www 1099: } else {
1100: $sender='<i>'.$$anonhash{$key}.'</i>';
1.116 raeburn 1101: }
1.287 ! raeburn 1102: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1103: # Set up for sorting by domain, then username for anonymous
1104: unless (defined($$usernamesort{'__anon'})) {
1105: %{$$usernamesort{'__anon'}} = ();
1106: }
1107: if (defined($$usernamesort{'__anon'}{'__anon'})) {
1.221 raeburn 1108: push(@{$$usernamesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1109: } else {
1110: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
1111: }
1112: # Set up for sorting by last name, then first name for anonymous
1113: unless (defined($$namesort{'__anon'})) {
1114: %{$$namesort{'__anon'}} = ();
1115: }
1116: if (defined($$namesort{'__anon'}{'__anon'})) {
1.221 raeburn 1117: push(@{$$namesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1118: } else {
1119: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
1120: }
1121: }
1.208 raeburn 1122: if (&discussion_open($status)) {
1123: if (($group ne '') &&
1124: (&check_group_priv($group,'pgd') eq 'ok')) {
1125: $sender.=' <a href="/adm/feedback?replydisc='.
1126: $escsymb.':::'.$idx;
1127: if ($$newpostsflag) {
1.282 wenzelju 1128: $sender .= '&previous='.$prevread;
1.208 raeburn 1129: }
1.211 albertel 1130: $sender .= &group_args($group);
1.208 raeburn 1131: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1132: } elsif (&Apache::lonnet::allowed('pch',
1133: $env{'request.course.id'}.
1134: ($env{'request.course.sec'}?'/'.
1135: $env{'request.course.sec'}:''))) {
1136: $sender.=' <a href="/adm/feedback?replydisc='.
1137: $escsymb.':::'.$idx;
1138: if ($$newpostsflag) {
1.282 wenzelju 1139: $sender .= '&previous='.$prevread;
1.208 raeburn 1140: }
1141: $sender .= '" '.$target.'>'.&mt('Reply').'</a>';
1.116 raeburn 1142: }
1143: }
1144: if ($viewgrades) {
1145: $vgrlink=&Apache::loncommon::submlink('Submissions',
1146: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
1147: }
1148: if ($$dischash{$readkey}=~/\.$idx\./) {
1.151 albertel 1149: $ctlink = '<label><b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" /></label>';
1.116 raeburn 1150: } else {
1.151 albertel 1151: $ctlink = '<label><b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" /></label>';
1.116 raeburn 1152: }
1153: }
1154: #figure out at what position this needs to print
1155: }
1156: if ($outputtarget eq 'export' || $message) {
1157: my $thisindex=$idx;
1.157 albertel 1158: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1159: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
1160: }
1161: $$alldiscussion{$thisindex}=$idx;
1162: $$shown{$idx} = 0;
1163: $index[$idx]=$thisindex;
1164: }
1165: if ($outputtarget eq 'export') {
1166: %{$$imsitems{$idx}} = ();
1167: $$imsitems{$idx}{'isvisible'}='true';
1168: if ($hidden) {
1169: $$imsitems{$idx}{'isvisible'}='false';
1170: }
1171: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
1172: $$imsitems{$idx}{'message'}=$messages{$numoldver};
1173: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
1174: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
1175: $$imsitems{$idx}{'sender'}=$plainname.' ('.
1.276 bisitz 1176: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1177: $contrib{$idx.':senderdomain'}.')';
1178: $$imsitems{$idx}{'isanonymous'}='false';
1179: if ($contrib{$idx.':anonymous'}) {
1180: $$imsitems{$idx}{'isanonymous'}='true';
1181: }
1182: $$imsitems{$idx}{'currversion'}=$numoldver;
1183: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
1184: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
1185: $$shown{$idx} = 1;
1186: }
1187: } else {
1188: if ($message) {
1189: my $spansize = 2;
1190: if ($showonlyunread && $prevread > $posttime) {
1191: $$notshown{$idx} = 1;
1192: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1193: $$notshown{$idx} = 1;
1194: } else {
1195: # apply filters
1196: my $uname = $contrib{$idx.':sendername'};
1197: my $udom = $contrib{$idx.':senderdomain'};
1198: my $poster = $uname.':'.$udom;
1.208 raeburn 1199: if ($env{'form.totposters'} ne '') {
1.143 raeburn 1200: if ($totposters == 0) {
1201: $$shown{$idx} = 0;
1202: } elsif ($totposters > 0) {
1203: if (grep/^$poster$/,@{$posters}) {
1204: $$shown{$idx} = 1;
1.116 raeburn 1205: }
1206: }
1.143 raeburn 1207: } elsif ($sortposts) {
1.116 raeburn 1208: if ($skiptest) {
1209: $$shown{$idx} = 1;
1210: } else {
1211: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1212: if ($role =~ /^cc:/) {
1213: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1214: if ($role =~ /$cc_regexp/) {
1215: $$shown{$idx} = 1;
1.144 raeburn 1216: last;
1.143 raeburn 1217: }
1218: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1219: $$shown{$idx} = 1;
1220: last;
1221: }
1222: }
1223: }
1.210 albertel 1224: if ($$shown{$idx} && !$skip_group_check) {
1.208 raeburn 1225: my $showflag = 0;
1226: if (ref($$classgroups{$poster}{active}) eq 'HASH') {
1227: foreach my $grp (@{$grouppick}) {
1228: if (grep/^\Q$grp\E$/,
1229: keys(%{$$classgroups{$poster}{active}})) {
1230: $showflag = 1;
1231: last;
1232: }
1233: }
1234: }
1235: if ($showflag) {
1236: $$shown{$idx} = 1;
1237: } else {
1238: $$shown{$idx} = 0;
1239: }
1240: }
1.143 raeburn 1241: } else {
1242: $$shown{$idx} = 1;
1.116 raeburn 1243: }
1244: }
1245: unless ($$notshown{$idx} == 1) {
1246: if ($prevread > 0 && $prevread <= $posttime) {
1247: $$newitem{$idx} = 1;
1248: $$discussionitems[$idx] .= '
1.282 wenzelju 1249: <table border="0" width="100%">
1.254 bisitz 1250: <tr><td align="left"><font color="#FF0000"><b>'.&mt('NEW').'</b></font></td>';
1.116 raeburn 1251: } else {
1252: $$newitem{$idx} = 0;
1253: $$discussionitems[$idx] .= '
1.282 wenzelju 1254: <table border="0" width="100%">
1.116 raeburn 1255: <tr><td align="left"> </td>';
1256: }
1.271 bisitz 1257: $$discussionitems[$idx] .= '<td align="left"> '.
1.116 raeburn 1258: '<b>'.$subject.'</b> '.
1.287 ! raeburn 1259: $sender.$vgrlink.' ('.
1.116 raeburn 1260: &Apache::lonlocal::locallocaltime($posttime).')</td>';
1261: if ($$dischash{$toggkey}) {
1262: $$discussionitems[$idx].='<td align="right"> '.
1263: $ctlink.'</td>';
1264: }
1265: $$discussionitems[$idx].= '</tr></table><blockquote>'.
1.282 wenzelju 1266: $message.'</blockquote>';
1.116 raeburn 1267: if ($contrib{$idx.':history'}) {
1268: my @postversions = ();
1269: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1270: if ($seeid) {
1.208 raeburn 1271: $$discussionitems[$idx] .= ' <a href="/adm/feedback?allversions='.$escsymb.':::'.$idx;
1.211 albertel 1272: $$discussionitems[$idx] .= &group_args($group);
1.208 raeburn 1273: $$discussionitems[$idx] .= '">'.&mt('Display all versions').'</a>';
1.116 raeburn 1274: }
1275: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1276: if ($contrib{$idx.':history'} =~ m/:/) {
1.221 raeburn 1277: @postversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1278: } else {
1279: @postversions = ("$contrib{$idx.':history'}");
1280: }
1281: for (my $i=0; $i<@postversions; $i++) {
1282: my $version = $i+1;
1283: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1284: }
1285: }
1286: }
1287: }
1288: }
1289: }
1290: }
1291: }
1292: }
1293:
1.143 raeburn 1294: sub filter_regexp {
1295: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1296: my ($roleregexp,$secregexp,$statusregexp);
1297: my $skiptest = 1;
1298: if (@{$rolefilter} > 0) {
1299: my @okrolefilter = ();
1.221 raeburn 1300: foreach my $role (@{$rolefilter}) {
1301: unless ($role eq '') {
1302: push(@okrolefilter, $role);
1.143 raeburn 1303: }
1304: }
1305: if (@okrolefilter > 0) {
1306: if (grep/^all$/,@okrolefilter) {
1307: $roleregexp='[^:]+';
1308: } else {
1309: if (@okrolefilter == 1) {
1310: $roleregexp=$okrolefilter[0];
1311: } else {
1312: $roleregexp='('.join('|',@okrolefilter).')';
1313: }
1314: $skiptest = 0;
1315: }
1316: }
1317: }
1318: if (@{$sectionpick} > 0) {
1319: my @oksectionpick = ();
1.221 raeburn 1320: foreach my $sec (@{$sectionpick}) {
1321: unless ($sec eq '') {
1322: push(@oksectionpick, $sec);
1.143 raeburn 1323: }
1324: }
1325: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1326: if (@oksectionpick == 1) {
1327: $secregexp = $oksectionpick[0];
1328: } else {
1329: $secregexp .= '('.join('|',@oksectionpick).')';
1330: }
1331: $skiptest = 0;
1332: } else {
1333: $secregexp .= '[^:]*';
1334: }
1335: }
1.208 raeburn 1336:
1.143 raeburn 1337: if (defined($statusfilter) && $statusfilter ne '') {
1338: if ($statusfilter eq 'all') {
1339: $statusregexp = '[^:]+';
1340: } else {
1341: $statusregexp = $statusfilter;
1342: $skiptest = 0;
1343: }
1344: }
1345: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1346: }
1347:
1348:
1.116 raeburn 1349: sub get_post_contents {
1350: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1351: my $discussion = '';
1352: my $start=$numver;
1353: my $end=$numver + 1;
1354: %{$$imsfiles{$idx}}=();
1355: if ($type eq 'allversions') {
1356: unless($seeid) {
1.208 raeburn 1357: $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
1.116 raeburn 1358: return $discussion;
1359: }
1360: }
1.126 albertel 1361: # $$screenname=&Apache::loncommon::screenname(
1362: # $$contrib{$idx.':sendername'},
1363: # $$contrib{$idx.':senderdomain'});
1.172 www 1364: $$plainname=&Apache::loncommon::nickname(
1365: $$contrib{$idx.':sendername'},
1366: $$contrib{$idx.':senderdomain'});
1367: $$screenname=$$contrib{$idx.':screenname'};
1368:
1.116 raeburn 1369: my $sender=&Apache::loncommon::aboutmewrapper(
1370: $$plainname,
1371: $$contrib{$idx.':sendername'},
1372: $$contrib{$idx.':senderdomain'}).' ('.
1.276 bisitz 1373: $$contrib{$idx.':sendername'}.':'.
1.116 raeburn 1374: $$contrib{$idx.':senderdomain'}.')';
1375: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1376: my @postversions = ();
1377: if ($type eq 'allversions' || $type eq 'export') {
1378: $start = 0;
1379: if ($$contrib{$idx.':history'}) {
1.174 albertel 1380: @postversions = split(/:/,$$contrib{$idx.':history'});
1.116 raeburn 1381: }
1382: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1383: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1.221 raeburn 1384: push(@postversions,$$contrib{$idx.':timestamp'});
1.116 raeburn 1385: $end = @postversions;
1386: } else {
1387: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1388: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1389: }
1390:
1391: if ($$contrib{$idx.':anonymous'}) {
1392: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1393: }
1394: if ($type eq 'allversions') {
1395: $discussion=('<b>'.$sender.'</b><br /><ul>');
1396: }
1397: for (my $i=$start; $i<$end; $i++) {
1398: my ($timesent,$attachmsg);
1399: my %currattach = ();
1400: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1.286 raeburn 1401: unless (&contains_block_html($messages->{$i})) {
1402: &newline_to_br(\$messages->{$i});
1403: }
1.116 raeburn 1404: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1405: $$subjects{$i}=~s/\n/\<br \/\>/g;
1406: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1407: if ($attachmenturls) {
1408: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1409: }
1410: if ($type eq 'export') {
1411: $$imsfiles{$idx}{$i} = '';
1412: if ($attachmsg) {
1.220 raeburn 1413: $$attachtxt{$i} = '<br />'.&mt('Attachments').':<br />';
1.221 raeburn 1414: foreach my $key (sort(keys(%currattach))) {
1415: if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1.116 raeburn 1416: my $fname = $1.$3.'/'.$4;
1.284 raeburn 1417: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'" />'."\n";
1.116 raeburn 1418: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1419: }
1420: }
1421: }
1422: } else {
1423: if ($attachmsg) {
1.220 raeburn 1424: $$attachtxt{$i} = '<br />'.&mt('Attachments').':'.$attachmsg.'<br />';
1.116 raeburn 1425: } else {
1426: $$attachtxt{$i} = '';
1427: }
1428: }
1429: if ($type eq 'allversions') {
1430: $discussion.= <<"END";
1431: <li><b>$$subjects{$i}</b>, $timesent<br />
1432: $$messages{$i}<br />
1433: $$attachtxt{$i}</li>
1434: END
1435: }
1436: }
1437: if ($type eq 'allversions') {
1.187 albertel 1438: $discussion.='</ul>';
1.116 raeburn 1439: return $discussion;
1440: } else {
1441: return;
1442: }
1443: }
1444:
1445: sub replicate_attachments {
1446: my ($attachrefs,$tempexport) = @_;
1447: my $response;
1.221 raeburn 1448: foreach my $id (keys(%{$attachrefs})) {
1.116 raeburn 1449: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1450: my $path = $tempexport;
1451: my $tail = $1.'/'.$2.$4;
1.221 raeburn 1452: my @extras = split(/\//,$tail);
1.116 raeburn 1453: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1454: if (!-e $destination) {
1455: my $i= 0;
1456: while ($i<@extras) {
1457: $path .= '/'.$extras[$i];
1458: if (!-e $path) {
1459: mkdir($path,0700);
1460: }
1461: $i ++;
1462: }
1463: my ($content,$rtncode);
1464: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1465: if ($uploadreply eq 'ok') {
1.125 raeburn 1466: my $attachcopy;
1467: if ($attachcopy = Apache::File->new('>'.$destination)) {
1468: print $attachcopy $content;
1469: close($attachcopy);
1470: } else {
1.220 raeburn 1471: $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'<br />'."\n";
1.125 raeburn 1472: }
1.116 raeburn 1473: } else {
1.125 raeburn 1474: &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 1475: $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'<br />'."\n";
1.116 raeburn 1476: }
1477: }
1478: }
1479: }
1.125 raeburn 1480: return $response;
1.116 raeburn 1481: }
1482:
1.6 albertel 1483: sub mail_screen {
1.255 raeburn 1484: my ($r,$feedurl,$options,$caller_symb,$attachmaxtext) = @_;
1.157 albertel 1485: if (exists($env{'form.origpage'})) {
1.208 raeburn 1486: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']);
1.108 raeburn 1487: }
1.186 albertel 1488:
1.220 raeburn 1489: my %lt = &Apache::lonlocal::texthash(
1490: 'myqu' => 'My question/comment/feedback:',
1491: 'title' => 'Title',
1492: 'reta' => 'Retained attachments',
1.255 raeburn 1493: 'atta' => 'Attachment',
1.237 raeburn 1494: );
1.239 albertel 1495: my $restitle = &get_resource_title($caller_symb,$feedurl);
1.69 www 1496: my $quote='';
1.78 raeburn 1497: my $subject = '';
1.108 raeburn 1498: my $comment = '';
1.80 raeburn 1499: my $prevtag = '';
1.102 raeburn 1500: my $parentmsg = '';
1.108 raeburn 1501: my ($symb,$idx,$attachmenturls);
1502: my $numoldver = 0;
1503: my $attachmsg = '';
1504: my $newattachmsg = '';
1505: my @currnewattach = ();
1506: my @currdelold = ();
1507: my @keepold = ();
1.113 raeburn 1508: my %attachments = ();
1.108 raeburn 1509: my %currattach = ();
1510: my $attachnum = 0;
1511: my $anonchk = (<<END);
1512: function anonchk() {
1.199 albertel 1513: for (var i=0; i < document.mailform.discuss.length; i++) {
1514: if (document.mailform.discuss[i].checked) {
1515: document.attachment.discuss.value =
1516: document.mailform.discuss[i].value;
1517: }
1.198 albertel 1518: }
1519: if (document.mailform.blog.checked) {
1520: document.attachment.blog.value = 1;
1521: }
1.108 raeburn 1522: return
1523: }
1524: END
1525: my $anonscript;
1.157 albertel 1526: if (exists($env{'form.origpage'})) {
1.108 raeburn 1527: $anonscript = (<<END);
1.102 raeburn 1528: function setposttype() {
1.198 albertel 1529: var disc = "$env{'form.discuss'}";
1.199 albertel 1530: for (var i=0; i < document.mailform.discuss.length; i++) {
1531: if (disc == document.mailform.discuss[i].value) {
1532: document.mailform.discuss[i].checked = 1;
1533: }
1.198 albertel 1534: }
1535: var blog = "$env{'form.blog'}";
1536: if (blog == 1) {
1537: document.mailform.blog.checked=1;
1.108 raeburn 1538: }
1.102 raeburn 1539: return
1540: }
1541: END
1.108 raeburn 1542: } else {
1543: $anonscript = (<<END);
1544: function setposttype() {
1545: return
1546: }
1547: END
1548: }
1.157 albertel 1549: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1550: if ($env{'form.replydisc'}) {
1551: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1552: } else {
1.157 albertel 1553: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1554: }
1.157 albertel 1555: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1556: $env{'course.'.$env{'request.course.id'}.'.domain'},
1557: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1558: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1559: if ($contrib{$idx.':history'}) {
1560: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1561: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1562: $numoldver = @oldversions;
1563: } else {
1564: $numoldver = 1;
1565: }
1566: }
1.157 albertel 1567: if ($env{'form.replydisc'}) {
1.102 raeburn 1568: if ($contrib{$idx.':history'}) {
1569: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1570: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1571: $numoldver = @oldversions;
1572: } else {
1573: $numoldver = 1;
1574: }
1575: }
1.108 raeburn 1576: if ($idx > 0) {
1.116 raeburn 1577: my %msgversions = ();
1578: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1579: $quote = $msgversions{$numoldver};
1.108 raeburn 1580: }
1.102 raeburn 1581: if ($idx > 0) {
1.116 raeburn 1582: my %subversions = ();
1583: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1584: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1585: }
1.108 raeburn 1586: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1587: } else {
1.108 raeburn 1588: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1589: if ($idx > 0) {
1590: my %msgversions = ();
1591: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1592: $comment = $msgversions{$numoldver};
1593: my %subversions = ();
1594: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1595: $subject = $subversions{$numoldver};
1.102 raeburn 1596: }
1597: if (defined($contrib{$idx.':replyto'})) {
1598: $parentmsg = $contrib{$idx.':replyto'};
1599: }
1.157 albertel 1600: unless (exists($env{'form.origpage'})) {
1.203 albertel 1601: my $anonflag = 'nonanon';
1.108 raeburn 1602: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1603: $anonflag = 'anon';
1.108 raeburn 1604: }
1605: $anonscript = (<<END);
1.102 raeburn 1606: function setposttype () {
1.203 albertel 1607: var currtype = "$anonflag";
1608: for (var i=0; i<document.mailform.discuss.length; i++) {
1609: if (document.mailform.elements.discuss[i].value == currtype ) {
1610: document.mailform.elements.discuss[i].checked=1;
1611: }
1.102 raeburn 1612: }
1613: return
1614: }
1615: END
1.108 raeburn 1616: }
1.79 raeburn 1617: }
1.69 www 1618: }
1.157 albertel 1619: if ($env{'form.previous'}) {
1620: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1621: }
1.69 www 1622: }
1.108 raeburn 1623:
1.157 albertel 1624: if ($env{'form.origpage'}) {
1.204 www 1625: $subject = &unescape($env{'form.subject'});
1626: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1627: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1628: }
1.261 raeburn 1629: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1);
1.74 www 1630: my $send=&mt('Send');
1.220 raeburn 1631: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1632: my $js= <<END;
1.63 albertel 1633: <script type="text/javascript">
1634: //<!--
1.5 www 1635: function gosubmit() {
1636: var rec=0;
1.12 albertel 1637: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1638: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1639: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1640: rec=1;
1641: }
1642: } else {
1.203 albertel 1643: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1644: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1645: rec=1;
1646: }
1647: }
1648: }
1649: }
1.175 www 1650: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1651: if (document.mailform.elements.blog.checked) {
1.175 www 1652: rec=1;
1653: }
1654: }
1.5 www 1655:
1656: if (rec) {
1.118 albertel 1657: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1658: document.mailform.onsubmit();
1659: }
1.5 www 1660: document.mailform.submit();
1661: } else {
1.220 raeburn 1662: alert('$alert');
1.5 www 1663: }
1664: }
1.108 raeburn 1665: $anonchk
1.102 raeburn 1666: $anonscript
1.63 albertel 1667: //-->
1.5 www 1668: </script>
1.186 albertel 1669: END
1670:
1.276 bisitz 1671: # Breadcrumbs
1672: my $brcrum = [{'href' => '',
1673: 'text' => 'Resource Feedback and Discussion'}];
1674:
1.189 albertel 1675: my %onload = ('onload' => 'window.focus();setposttype();');
1.186 albertel 1676: my $start_page=
1677: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,
1.276 bisitz 1678: {'add_entries' => \%onload,
1679: 'bread_crumbs' => $brcrum,});
1.186 albertel 1680:
1.218 albertel 1681: if ($quote ne '') {
1.286 raeburn 1682: $quote = &HTML::Entities::decode($quote);
1683: unless (&contains_block_html($quote)) {
1684: &newline_to_br(\$quote);
1685: }
1.218 albertel 1686: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1687: }
1688:
1.186 albertel 1689: $r->print(<<END);
1690: $start_page
1.237 raeburn 1691: <h2><tt>$restitle</tt></h2>
1.43 www 1692: <form action="/adm/feedback" method="post" name="mailform"
1693: enctype="multipart/form-data">
1.80 raeburn 1694: $prevtag
1.63 albertel 1695: <input type="hidden" name="postdata" value="$feedurl" />
1.102 raeburn 1696: END
1.157 albertel 1697: if ($env{'form.replydisc'}) {
1.102 raeburn 1698: $r->print(<<END);
1.157 albertel 1699: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1700: END
1.157 albertel 1701: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1702: $r->print(<<END);
1.271 bisitz 1703: <input type="hidden" name="editdisc" value="$env{'form.editdisc'}" />
1704: <input type="hidden" name="parentmsg" value="$parentmsg" />
1.102 raeburn 1705: END
1706: }
1.108 raeburn 1707: $r->print(<<END);
1.63 albertel 1708: $options<hr />
1.69 www 1709: $quote
1.220 raeburn 1710: <p>$lt{'myqu'}</p>
1.63 albertel 1711: <p>
1.47 bowersj2 1712: $latexHelp
1.267 bisitz 1713: </p>
1714: <p>
1.220 raeburn 1715: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1716: <p>
1.282 wenzelju 1717: <textarea name="comment" id="comment" cols="60" rows="10">$comment
1.63 albertel 1718: </textarea></p>
1.108 raeburn 1719: END
1.157 albertel 1720: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1721: if ($env{'form.origpage'}) {
1.221 raeburn 1722: foreach my $attach (@currnewattach) {
1723: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1724: }
1.221 raeburn 1725: foreach my $oldatt (@currdelold) {
1726: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1727: }
1728: }
1.157 albertel 1729: if ($env{'form.editdisc'}) {
1.108 raeburn 1730: if ($attachmenturls) {
1.113 raeburn 1731: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1732: $attachnum = scalar(keys(%currattach));
1733: foreach my $key (keys(%currattach)) {
1734: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1735: }
1736: }
1737: }
1738: } else {
1739: $r->print(<<END);
1.285 raeburn 1740: <p>
1.255 raeburn 1741: $lt{'atta'} $attachmaxtext: <input type="file" name="attachment" />
1.42 www 1742: </p>
1.108 raeburn 1743: END
1744: }
1.208 raeburn 1745: if (exists($env{'form.group'})) {
1746: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1747: }
1748: if (exists($env{'form.ref'})) {
1749: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1750: }
1.108 raeburn 1751: $r->print(<<END);
1.42 www 1752: <p>
1753: <input type="hidden" name="sendit" value="1" />
1.282 wenzelju 1754: <input type="button" value="$send" onclick='gosubmit();' />
1.42 www 1755: </p>
1.2 www 1756: </form>
1.108 raeburn 1757: END
1.157 albertel 1758: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1759: my $now = time;
1760: my $ressymb = $symb;
1.233 raeburn 1761: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1762: my $postidx = '';
1.157 albertel 1763: if ($env{'form.editdisc'}) {
1.108 raeburn 1764: $postidx = $idx;
1765: }
1766: if (@currnewattach > 0) {
1767: $attachnum += @currnewattach;
1768: }
1.235 raeburn 1769: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 1770: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1771: if ($attachnum > 0) {
1772: if (@currnewattach > 0) {
1.220 raeburn 1773: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1774: if (@currnewattach > 1) {
1775: $newattachmsg .= '<ol>';
1776: foreach my $item (@currnewattach) {
1777: $item =~ m#.*/([^/]+)$#;
1778: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1779: }
1780: $newattachmsg .= '</ol>'."\n";
1781: } else {
1782: $currnewattach[0] =~ m#.*/([^/]+)$#;
1783: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1784: }
1785: }
1786: if ($attachmsg) {
1.220 raeburn 1787: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1788: }
1789: if ($newattachmsg) {
1790: $r->print("$newattachmsg<br />");
1791: }
1792: }
1793: }
1794: $r->print(&generate_preview_button().
1795: &Apache::lonhtmlcommon::htmlareaselectactive('comment').
1.186 albertel 1796: &Apache::loncommon::end_page());
1797:
1.6 albertel 1798: }
1799:
1.97 raeburn 1800: sub print_display_options {
1.111 raeburn 1801: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1802: &Apache::loncommon::content_type($r,'text/html');
1803: $r->send_http_header;
1.98 raeburn 1804:
1.97 raeburn 1805: my $function = &Apache::loncommon::get_users_function();
1806: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1807: $env{'user.domain'});
1.97 raeburn 1808:
1809: my %lt = &Apache::lonlocal::texthash(
1810: 'pref' => 'Display Preference',
1811: 'curr' => 'Current setting ',
1812: 'actn' => 'Action',
1813: 'deff' => 'Default for all discussions',
1814: 'prca' => 'Preferences can be set for this discussion that determine ....',
1.264 schafran 1815: 'whpo' => 'Which posts are displayed when you display this discussion board or resource, and',
1.111 raeburn 1816: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1817: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1818: 'allposts' => 'All posts',
1819: 'unread' => 'New posts only',
1.111 raeburn 1820: 'unmark' => 'Posts not marked read',
1.97 raeburn 1821: 'ondisp' => 'Once displayed',
1.254 bisitz 1822: 'onmark' => 'Once marked not NEW',
1.111 raeburn 1823: 'toggon' => 'Shown',
1824: 'toggoff' => 'Not shown',
1.97 raeburn 1825: 'disa' => 'Posts displayed?',
1.111 raeburn 1826: 'npmr' => 'New posts cease to be identified as "NEW"?',
1827: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1828: 'chgt' => 'Change to ',
1829: 'mkdf' => 'Set to ',
1.111 raeburn 1830: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1831: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1832: );
1833:
1.111 raeburn 1834: my $dispchangeA = $lt{'unread'};
1835: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1836: my $markchange = $lt{'ondisp'};
1.111 raeburn 1837: my $toggchange = $lt{'toggon'};
1.97 raeburn 1838: my $currdisp = $lt{'allposts'};
1839: my $currmark = $lt{'onmark'};
1840: my $discdisp = 'allposts';
1841: my $discmark = 'onmark';
1.111 raeburn 1842: my $currtogg = $lt{'toggoff'};
1843: my $disctogg = 'toggoff';
1.97 raeburn 1844:
1.111 raeburn 1845: if ($dispchgA eq 'allposts') {
1846: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1847: $currdisp = $lt{'unread'};
1848: $discdisp = 'unread';
1849: }
1.111 raeburn 1850:
1.97 raeburn 1851: if ($markchg eq 'markonread') {
1852: $markchange = $lt{'onmark'};
1853: $currmark = $lt{'ondisp'};
1854: $discmark = 'ondisp';
1855: }
1.111 raeburn 1856:
1857: if ($dispchgB eq 'onlyunread') {
1858: $dispchangeB = $lt{'unread'};
1859: $currdisp = $lt{'unmark'};
1860: $discdisp = 'unmark';
1861: }
1862: if ($toggchg eq 'toggoff') {
1863: $toggchange = $lt{'toggoff'};
1864: $currtogg = $lt{'toggon'};
1865: $disctogg = 'toggon';
1866: }
1.187 albertel 1867:
1868: my $js = <<END;
1869: <script type="text/javascript">
1.111 raeburn 1870: function discdispChk(caller) {
1871: var disctogg = '$toggchg'
1872: if (caller == 0) {
1873: if (document.modifydisp.discdisp[0].checked == true) {
1874: if (document.modifydisp.discdisp[1].checked == true) {
1875: document.modifydisp.discdisp[1].checked = false
1876: }
1877: }
1878: }
1879: if (caller == 1) {
1880: if (document.modifydisp.discdisp[1].checked == true) {
1881: if (document.modifydisp.discdisp[0].checked == true) {
1882: document.modifydisp.discdisp[0].checked = false
1883: }
1884: if (disctogg == 'toggon') {
1885: document.modifydisp.disctogg.checked = true
1886: }
1887: if (disctogg == 'toggoff') {
1888: document.modifydisp.disctogg.checked = false
1889: }
1890: }
1891: }
1892: if (caller == 2) {
1893: var dispchgB = '$dispchgB'
1894: if (disctogg == 'toggoff') {
1895: if (document.modifydisp.disctogg.checked == true) {
1896: if (dispchgB == 'onlyunmark') {
1897: document.modifydisp.discdisp[1].checked = false
1898: }
1899: }
1900: }
1901: }
1902: }
1903:
1.97 raeburn 1904: function setDisp() {
1905: var prev = "$previous"
1906: var chktotal = 0
1.111 raeburn 1907: if (document.modifydisp.discdisp[0].checked == true) {
1908: document.modifydisp.$dispchgA.value = "$symb"
1909: chktotal ++
1910: }
1911: if (document.modifydisp.discdisp[1].checked == true) {
1912: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 1913: chktotal ++
1914: }
1915: if (document.modifydisp.discmark.checked == true) {
1916: document.modifydisp.$markchg.value = "$symb"
1917: chktotal ++
1918: }
1.111 raeburn 1919: if (document.modifydisp.disctogg.checked == true) {
1920: document.modifydisp.$toggchg.value = "$symb"
1921: chktotal ++
1922: }
1.97 raeburn 1923: if (chktotal > 0) {
1924: document.modifydisp.submit()
1925: } else {
1926: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
1927: if (prev > 0) {
1928: location.href = "$feedurl?previous=$previous"
1929: } else {
1930: location.href = "$feedurl"
1931: }
1932: }
1933: }
1934: }
1935: </script>
1.187 albertel 1936: END
1937:
1938:
1939: my $start_page =
1940: &Apache::loncommon::start_page('Discussion display options',$js);
1941: my $end_page =
1942: &Apache::loncommon::end_page();
1943: $r->print(<<END);
1.192 albertel 1944: $start_page
1.273 bisitz 1945: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 1946: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 1947: <br />
1.195 albertel 1948: END
1949: $r->print(&Apache::loncommon::start_data_table());
1950: $r->print(<<END);
1951: <tr>
1952: <th>$lt{'pref'}</td>
1953: <th>$lt{'curr'}</td>
1954: <th>$lt{'actn'}?</td>
1.97 raeburn 1955: </tr>
1.195 albertel 1956: END
1957: $r->print(&Apache::loncommon::start_data_table_row());
1958: $r->print(<<END);
1.97 raeburn 1959: <td>$lt{'disa'}</td>
1960: <td>$lt{$discdisp}</td>
1.282 wenzelju 1961: <td><label><input type="checkbox" name="discdisp" onclick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 1962: <br />
1.282 wenzelju 1963: <label><input type="checkbox" name="discdisp" onclick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 1964: </td>
1.195 albertel 1965: END
1966: $r->print(&Apache::loncommon::end_data_table_row());
1967: $r->print(&Apache::loncommon::start_data_table_row());
1968: $r->print(<<END);
1.97 raeburn 1969: <td>$lt{'npmr'}</td>
1970: <td>$lt{$discmark}</td>
1.151 albertel 1971: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 1972: END
1973: $r->print(&Apache::loncommon::end_data_table_row());
1974: $r->print(&Apache::loncommon::start_data_table_row());
1975: $r->print(<<END);
1.111 raeburn 1976: <td>$lt{'dotm'}</td>
1977: <td>$lt{$disctogg}</td>
1.282 wenzelju 1978: <td><label><input type="checkbox" name="disctogg" onclick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 1979: END
1.264 schafran 1980: my $save = &mt('Save');
1.195 albertel 1981: $r->print(&Apache::loncommon::end_data_table_row());
1982: $r->print(&Apache::loncommon::end_data_table());
1983: $r->print(<<END);
1.97 raeburn 1984: <br />
1985: <br />
1.137 albertel 1986: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 1987: <input type="hidden" name="previous" value="$previous" />
1.269 bisitz 1988: <input type="hidden" name="$dispchgA" value="" />
1989: <input type="hidden" name="$dispchgB" value="" />
1990: <input type="hidden" name="$markchg" value="" />
1.111 raeburn 1991: <input type="hidden" name="$toggchg" value="" />
1.282 wenzelju 1992: <input type="button" name="sub" value="$save" onclick="javascript:setDisp()" />
1.208 raeburn 1993: END
1994: if (exists($env{'form.group'})) {
1995: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1996: }
1997: if (exists($env{'form.ref'})) {
1998: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1999: }
2000: $r->print("
1.97 raeburn 2001: <br />
2002: <br />
2003: </form>
1.187 albertel 2004: $end_page
1.208 raeburn 2005: ");
1.97 raeburn 2006: return;
2007: }
2008:
1.100 raeburn 2009: sub print_sortfilter_options {
2010: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 2011:
1.135 albertel 2012: &Apache::loncommon::content_type($r,'text/html');
2013: $r->send_http_header;
2014:
1.139 albertel 2015: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2016: my @sections;
1.100 raeburn 2017: my $section_sel = '';
2018: my $numvisible = 5;
1.208 raeburn 2019: my @groups;
2020: my $group_sel = '';
2021: my $numgroupvis = 5;
1.197 albertel 2022: my %sectioncount = &Apache::loncommon::get_sections();
1.278 raeburn 2023: my @courseroles = qw(st ad ep ta in);
2024: my $crstype = &Apache::loncommon::course_type();
2025: my $ccrole = 'cc';
2026: if ($crstype eq 'Community') {
2027: $ccrole = 'co';
2028: }
2029: push(@courseroles,$ccrole);
2030:
1.157 albertel 2031: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2032: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2033: $numvisible = 2;
1.100 raeburn 2034: } else {
2035: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2036: if (scalar(@sections) < 4) {
2037: $numvisible = scalar(@sections) + 1;
2038: }
1.100 raeburn 2039: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2040:
1.100 raeburn 2041: }
1.212 albertel 2042: foreach my $sec (@sections) {
2043: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2044: }
1.208 raeburn 2045:
2046: if (&check_group_priv() eq 'ok') {
2047: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2048: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2049: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2050: @groups = sort {$a cmp $b} keys(%curr_groups);
2051: if (scalar(@groups) < 4) {
2052: $numgroupvis = scalar(@groups) + 1;
2053: }
2054: unshift(@groups,'all'); # Put 'all' at the front of the list
2055: } else {
2056: my @coursegroups = split(/:/,$env{'request.course.groups'});
2057: if (@coursegroups > 0) {
2058: @coursegroups = sort {$a cmp $b} @coursegroups;
2059: @groups = ('all',@coursegroups);
2060: if (scalar(@groups) < 4) {
2061: $numgroupvis = scalar(@groups) + 1;
2062: }
2063: } else {
2064: @groups = ('all');
2065: $numgroupvis = 1;
2066: }
2067: }
1.212 albertel 2068: foreach my $group (@groups) {
2069: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2070: }
2071:
1.100 raeburn 2072: my $function = &Apache::loncommon::get_users_function();
2073: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2074: $env{'user.domain'});
1.100 raeburn 2075: my %lt = &Apache::lonlocal::texthash(
2076: 'diop' => 'Display Options',
2077: 'curr' => 'Current setting ',
2078: 'actn' => 'Action',
1.143 raeburn 2079: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2080: 'soor' => 'Sort order',
1.143 raeburn 2081: 'spur' => 'Specific user roles',
2082: 'sprs' => 'Specific role status',
1.100 raeburn 2083: 'spse' => 'Specific sections',
1.208 raeburn 2084: 'spgr' => 'Specific groups',
1.100 raeburn 2085: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2086: 'shal' => 'Show a list of current posters',
1.247 albertel 2087: 'stor' => 'Save changes',
1.100 raeburn 2088: );
1.143 raeburn 2089:
2090: my %sort_types = ();
2091: my %role_types = ();
2092: my %status_types = ();
1.278 raeburn 2093: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.187 albertel 2094:
2095: my $js = <<END;
1.144 raeburn 2096: <script type="text/javascript">
2097: function verifyFilter() {
2098: var rolenum = 0
2099: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2100: if (document.modifyshown.rolefilter.options[i].selected == true) {
2101: rolenum ++
2102: }
2103: }
2104: if (rolenum == 0) {
2105: document.modifyshown.rolefilter.options[0].selected = true
2106: }
2107:
2108: var secnum = 0
2109: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2110: if (document.modifyshown.sectionpick.options[i].selected == true) {
2111: secnum ++
2112: }
2113: }
2114: if (secnum == 0) {
2115: document.modifyshown.sectionpick.options[0].selected = true
2116: }
1.208 raeburn 2117:
2118: var grpnum = 0
2119: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2120: if (document.modifyshown.grouppick.options[i].selected == true) {
2121: grpnum ++
2122: }
2123: }
2124: if (grpnum == 0) {
2125: document.modifyshown.grouppick.options[0].selected = true
2126: }
2127:
1.144 raeburn 2128: document.modifyshown.submit();
2129: }
2130: </script>
1.187 albertel 2131: END
2132:
2133: my $start_page=
2134: &Apache::loncommon::start_page('Discussion options',$js);
2135: my $end_page=
2136: &Apache::loncommon::end_page();
2137:
2138: $r->print(<<END);
2139: $start_page
1.273 bisitz 2140: <form name="modifyshown" method="post" action="/adm/feedback">
1.100 raeburn 2141: <b>$lt{'diso'}</b><br/> $lt{'prca'}
2142: <br /><br />
2143: <table border="0">
2144: <tr>
1.281 bisitz 2145: <th>$lt{'soor'}</th>
2146: <th> </th>
2147: <th>$lt{'sprs'}</th>
2148: <th> </th>
2149: <th>$lt{'spur'}</th>
2150: <th> </th>
2151: <th>$lt{'spse'}</th>
2152: <th> </th>
2153: <th>$lt{'spgr'}</th>
2154: <th> </th>
2155: <th>$lt{'psub'}</th>
1.100 raeburn 2156: </tr>
2157: <tr>
1.208 raeburn 2158: <td align="center" valign="top">
1.100 raeburn 2159: <select name="sortposts">
1.212 albertel 2160: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2161: <option value="descdate">$sort_types{'descdate'}</option>
2162: <option value="thread">$sort_types{'thread'}</option>
2163: <option value="subject">$sort_types{'subject'}</option>
2164: <option value="username">$sort_types{'username'}</option>
2165: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2166: </select>
2167: </td>
2168: <td> </td>
1.208 raeburn 2169: <td align="center" valign="top">
1.143 raeburn 2170: <select name="statusfilter">
1.215 albertel 2171: <option value="all" selected="selected">$status_types{'all'}</option>
2172: <option value="Active">$status_types{'Active'}</option>
2173: <option value="Expired">$status_types{'Expired'}</option>
2174: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2175: </select>
2176: </td>
2177: <td> </td>
1.208 raeburn 2178: <td align="center" valign="top">
1.262 bisitz 2179: <select name="rolefilter" multiple="multiple" size="5">
1.212 albertel 2180: <option value="all">$role_types{'all'}</option>
2181: <option value="st">$role_types{'st'}</option>
1.278 raeburn 2182: <option value="$ccrole">$role_types{$ccrole}</option>
1.212 albertel 2183: <option value="in">$role_types{'in'}</option>
2184: <option value="ta">$role_types{'ta'}</option>
2185: <option value="ep">$role_types{'ep'}</option>
1.278 raeburn 2186: <option value="ad">$role_types{'ad'}</option>
1.212 albertel 2187: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2188: </select>
2189: </td>
2190: <td> </td>
1.208 raeburn 2191: <td align="center" valign="top">
1.262 bisitz 2192: <select name="sectionpick" multiple="multiple" size="$numvisible">
1.100 raeburn 2193: $section_sel
2194: </select>
2195: </td>
2196: <td> </td>
1.208 raeburn 2197: <td align="center" valign="top">
1.262 bisitz 2198: <select name="grouppick" multiple="multiple" size="$numvisible">
1.208 raeburn 2199: $group_sel
2200: </select>
2201: </td>
2202: <td> </td>
2203: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2204: </tr>
2205: </table>
2206: <br />
2207: <br />
2208: <input type="hidden" name="previous" value="$previous" />
2209: <input type="hidden" name="applysort" value="$symb" />
1.282 wenzelju 2210: <input type="button" name="sub" value="$lt{'stor'}" onclick="verifyFilter()" />
1.208 raeburn 2211: END
2212: if (exists($env{'form.group'})) {
2213: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2214: }
2215: if (exists($env{'form.ref'})) {
2216: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2217: }
2218: $r->print("
1.100 raeburn 2219: <br />
2220: <br />
2221: </form>
1.187 albertel 2222: $end_page
1.208 raeburn 2223: ");
1.100 raeburn 2224: }
2225:
1.101 raeburn 2226: sub print_showposters {
2227: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2228:
1.154 albertel 2229: &Apache::loncommon::content_type($r,'text/html');
2230: $r->send_http_header;
2231:
1.139 albertel 2232: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2233: my $crs='/'.$env{'request.course.id'};
2234: if ($env{'request.course.sec'}) {
2235: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2236: }
1.101 raeburn 2237: $crs=~s/\_/\//g;
1.208 raeburn 2238: my $seeid;
2239: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2240: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2241: my $group = $env{'form.group'};
2242: my $ressymb = &wrap_symb($symb);
2243: if (($group ne '') &&
2244: ($ressymb =~ m|^bulletin___ \d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
2245: if (&check_group_priv($group,'dgp') eq 'ok') {
2246: $seeid = 1;
2247: }
2248: } else {
2249: $seeid=&Apache::lonnet::allowed('rin',$crs);
2250: }
1.157 albertel 2251: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2252: $cdom,$cnum);
1.101 raeburn 2253: my %namesort = ();
2254: my %postcounts = ();
1.186 albertel 2255:
1.208 raeburn 2256: my %lt = &Apache::lonlocal::texthash(
2257: sele => 'Select',
2258: full => 'Fullname',
1.220 raeburn 2259: usdo => 'Username:domain',
1.208 raeburn 2260: post => 'Posts',
2261: );
1.101 raeburn 2262: if ($contrib{'version'}) {
2263: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2264: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2265: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2266: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2267: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2268: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2269: my $lastname = $names{'lastname'};
2270: my $firstname = $names{'firstname'};
2271: if ($lastname eq '') {
2272: $lastname = '_';
2273: }
2274: if ($firstname eq '') {
2275: $firstname = '_';
2276: }
2277: unless (defined($namesort{$lastname})) {
2278: %{$namesort{$lastname}} = ();
2279: }
2280: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2281: $postcounts{$poster} ++;
2282: if (defined($namesort{$lastname}{$firstname})) {
2283: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2284: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2285: }
2286: } else {
2287: @{$namesort{$lastname}{$firstname}} = ("$poster");
2288: }
2289: }
2290: }
2291: }
2292: }
1.186 albertel 2293:
2294: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2295: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2296: $r->print(<<END);
1.186 albertel 2297: $start_page
1.101 raeburn 2298: <form name="pickpostersform" method="post">
1.196 albertel 2299: <br />
2300: $table_start
2301: <tr>
1.208 raeburn 2302: <th>#</th>
2303: <th>$lt{'sele'}</th>
2304: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2305: <th>$lt{'post'}</th>
1.101 raeburn 2306: </tr>
2307: END
2308: my $count = 0;
1.221 raeburn 2309: foreach my $last (sort(keys(%namesort))) {
2310: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2311: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2312: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2313: if (!$uname || !$udom) {
2314: next;
2315: } else {
2316: $count ++;
1.196 albertel 2317: $r->print(&Apache::loncommon::start_data_table_row().
2318: '<td align="right">'.$count.'</td>
1.221 raeburn 2319: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2320: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2321: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2322: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2323: }
2324: }
2325: }
2326: }
1.196 albertel 2327: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2328: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2329: $r->print(<<END);
2330: <br />
2331: <input type="hidden" name="sortposts" value="$sortposts" />
2332: <input type="hidden" name="userpick" value="$symb" />
1.282 wenzelju 2333: <input type="button" name="store" value="Display posts" onclick="javascript:document.pickpostersform.submit()" />
1.101 raeburn 2334: </form>
1.186 albertel 2335: $end_page
1.101 raeburn 2336: END
2337: }
2338:
1.112 raeburn 2339: sub get_post_versions {
1.116 raeburn 2340: my ($versions,$incoming,$htmldecode,$numver) = @_;
2341: if ($incoming =~ /^<version num="0">/) {
2342: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2343: my $done = 0;
2344:
1.116 raeburn 2345: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2346: my $num = $token->[1]{num};
2347: my $text = $p->get_text("/version");
2348: if (defined($numver)) {
2349: if ($num == $numver) {
2350: if ($htmldecode) {
2351: $text = &HTML::Entities::decode($text);
2352: }
2353: $$versions{$numver}=$text;
2354: $done = 1;
2355: }
2356: } else {
2357: if ($htmldecode) {
2358: $text = &HTML::Entities::decode($text);
2359: }
2360: $$versions{$num}=$text;
1.112 raeburn 2361: }
1.116 raeburn 2362: }
2363: } else {
2364: if (!defined($numver)) {
2365: $numver = 0;
2366: }
2367: if ($htmldecode) {
2368: $$versions{$numver} = $incoming;
1.112 raeburn 2369: } else {
1.116 raeburn 2370: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2371: }
2372: }
2373: return;
2374: }
2375:
1.113 raeburn 2376: sub get_post_attachments {
2377: my ($attachments,$attachmenturls) = @_;
2378: my $num;
1.116 raeburn 2379: if ($attachmenturls =~ m/^<attachment id="0">/) {
2380: my $p = HTML::LCParser->new(\$attachmenturls);
2381: while (my $token = $p->get_tag("attachment","filename","post")) {
2382: if ($token->[0] eq "attachment") {
2383: $num = $token->[1]{id};
2384: %{$$attachments{$num}} =();
2385: } elsif ($token->[0] eq "filename") {
2386: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2387: } elsif ($token->[0] eq "post") {
2388: my $id = $token->[1]{id};
2389: $$attachments{$num}{$id} = $p->get_text("/post");
2390: }
1.113 raeburn 2391: }
1.116 raeburn 2392: } else {
2393: %{$$attachments{'0'}} = ();
2394: $$attachments{'0'}{'filename'} = $attachmenturls;
2395: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2396: }
1.116 raeburn 2397:
1.113 raeburn 2398: return;
2399: }
2400:
1.150 albertel 2401: sub fail_redirect {
1.6 albertel 2402: my ($r,$feedurl) = @_;
1.70 www 2403: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2404: my %lt = &Apache::lonlocal::texthash(
2405: 'sorr' => 'Sorry, no recipients ...',
2406: );
1.150 albertel 2407: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2408: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2409: {'redirect' => [2,$feedurl],
2410: 'only_body' => 1,}));
2411: $r->print(<<ENDFAILREDIR);
1.150 albertel 2412: <img align="right" src="$logo" />
1.220 raeburn 2413: <b>$lt{'sorr'}</b>
1.5 www 2414: ENDFAILREDIR
1.186 albertel 2415: $r->print(&Apache::loncommon::end_page());
1.5 www 2416: }
1.4 www 2417:
1.6 albertel 2418: sub redirect_back {
1.255 raeburn 2419: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_;
1.100 raeburn 2420: my $sorttag = '';
1.101 raeburn 2421: my $roletag = '';
2422: my $statustag = '';
2423: my $sectag = '';
1.208 raeburn 2424: my $grptag = '';
1.101 raeburn 2425: my $userpicktag = '';
2426: my $qrystr = '';
1.80 raeburn 2427: my $prevtag = '';
1.133 albertel 2428:
1.135 albertel 2429: &Apache::loncommon::content_type($r,'text/html');
2430: $r->send_http_header;
1.133 albertel 2431: &dewrapper(\$feedurl);
1.70 www 2432: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2433: if ($previous > 0) {
2434: $qrystr = 'previous='.$previous;
2435: if ($feedurl =~ /\?register=1/) {
1.282 wenzelju 2436: $feedurl .= '&'.$qrystr;
1.80 raeburn 2437: } else {
2438: $feedurl .= '?'.$qrystr;
2439: }
2440: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2441: }
1.100 raeburn 2442: if (defined($sort)) {
2443: my $sortqry = 'sortposts='.$sort;
2444: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
1.282 wenzelju 2445: $feedurl .= '&'.$sortqry;
1.100 raeburn 2446: } else {
2447: $feedurl .= '?'.$sortqry;
2448: }
2449: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2450: if (defined($numpicks)) {
1.101 raeburn 2451: my $userpickqry = 'totposters='.$numpicks;
1.282 wenzelju 2452: $feedurl .= '&'.$userpickqry;
1.101 raeburn 2453: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2454: } else {
1.143 raeburn 2455: if (ref($sectionpick) eq 'ARRAY') {
1.282 wenzelju 2456: $feedurl .= '&sectionpick=';
1.143 raeburn 2457: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2458: foreach my $sec (@{$sectionpick}) {
2459: $feedurl .= $sec.',';
2460: $sectag .= $sec.',';
1.143 raeburn 2461: }
2462: $feedurl =~ s/,$//;
2463: $sectag =~ s/,$//;
2464: $sectag .= '" />';
2465: } else {
1.282 wenzelju 2466: $feedurl .= '&sectionpick='.$sectionpick;
1.143 raeburn 2467: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2468: }
1.208 raeburn 2469: if (ref($grouppick) eq 'ARRAY') {
1.282 wenzelju 2470: $feedurl .= '&grouppick=';
1.208 raeburn 2471: $sectag .= '<input type="hidden" name="grouppick" value="';
2472: foreach my $grp (@{$grouppick}) {
2473: $feedurl .= $grp.',';
2474: $grptag .= $grp.',';
2475: }
2476: $feedurl =~ s/,$//;
2477: $grptag =~ s/,$//;
2478: $grptag .= '" />';
2479: } else {
1.282 wenzelju 2480: $feedurl .= '&grouppick='.$grouppick;
1.208 raeburn 2481: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2482: }
1.143 raeburn 2483: if (ref($rolefilter) eq 'ARRAY') {
1.282 wenzelju 2484: $feedurl .= '&rolefilter=';
1.143 raeburn 2485: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2486: foreach my $role (@{$rolefilter}) {
2487: $feedurl .= $role.',';
2488: $roletag .= $role.',';
1.143 raeburn 2489: }
2490: $feedurl =~ s/,$//;
2491: $roletag =~ s/,$//;
2492: $roletag .= '" />';
2493: } else {
1.282 wenzelju 2494: $feedurl .= '&rolefilter='.$rolefilter;
1.143 raeburn 2495: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2496: }
1.282 wenzelju 2497: $feedurl .= '&statusfilter='.$statusfilter;
1.101 raeburn 2498: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2499: }
1.100 raeburn 2500: }
1.208 raeburn 2501: my $grouptag;
2502: if ($group ne '') {
1.269 bisitz 2503: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />';
2504: my $refarg;
1.208 raeburn 2505: if (exists($env{'form.ref'})) {
2506: $refarg = '&ref='.$env{'form.ref'};
2507: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2508: }
2509: if ($feedurl =~ /\?/) {
2510: $feedurl .= '&group='.$group.$refarg;
2511: } else {
2512: $feedurl .= '?group='.$group.$refarg;
2513: }
2514: }
1.233 raeburn 2515: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2516: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 2517: my %onload;
2518: if ($env{'environment.remote'} ne 'off') {
2519: $onload{'onload'} =
2520: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
2521: }
1.186 albertel 2522: my $start_page=
1.207 albertel 2523: &Apache::loncommon::start_page('Feedback sent',undef,
1.208 raeburn 2524: {'redirect' => [0,$feedurl],
1.186 albertel 2525: 'only_body' => 1,
1.189 albertel 2526: 'add_entries' => \%onload});
1.186 albertel 2527: my $end_page = &Apache::loncommon::end_page();
2528: $r->print(<<ENDREDIR);
2529: $start_page
1.150 albertel 2530: <img align="right" src="$logo" />
1.5 www 2531: $typestyle
1.32 albertel 2532: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2533: $blog
1.255 raeburn 2534: $toolarge
1.63 albertel 2535: <font color="red">$status</font>
1.49 www 2536: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2537: $prevtag
1.100 raeburn 2538: $sorttag
1.101 raeburn 2539: $statustag
2540: $roletag
2541: $sectag
1.208 raeburn 2542: $grptag
1.101 raeburn 2543: $userpicktag
1.208 raeburn 2544: $grouptag
1.49 www 2545: </form>
1.186 albertel 2546: $end_page
1.2 www 2547: ENDREDIR
2548: }
1.6 albertel 2549:
2550: sub no_redirect_back {
2551: my ($r,$feedurl) = @_;
1.107 www 2552: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2553:
1.200 albertel 2554: my %onload;
2555: if ($env{'environment.remote'} ne 'off') {
2556: $onload{'onload'} =
2557: "if (window.name!='loncapaclient') { self.window.close(); }";
2558: }
2559:
1.187 albertel 2560: my %body_options = ('only_body' => 1,
1.191 albertel 2561: 'bgcolor' => '#FFFFFF',
1.200 albertel 2562: 'add_entries' => \%onload,);
1.187 albertel 2563:
2564: if ($feedurl !~ m{^/adm/feedback}) {
2565: $body_options{'rediect'} = [2,$feedurl];
1.7 albertel 2566: }
1.187 albertel 2567: my $start_page=
2568: &Apache::loncommon::start_page('Feedback not sent',undef,
2569: \%body_options);
2570:
2571: my $end_page = &Apache::loncommon::end_page();
2572:
1.233 raeburn 2573: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2574: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2575: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2576: $start_page
1.150 albertel 2577: <img align="right" src="$logo" />
1.107 www 2578: <b>$nofeed</b>
1.187 albertel 2579: <br />
2580: $end_page
1.8 www 2581: ENDNOREDIRTWO
1.2 www 2582: }
1.6 albertel 2583:
2584: sub screen_header {
1.141 raeburn 2585: my ($feedurl,$symb) = @_;
1.278 raeburn 2586: my $crscontent = &mt('Question/Comment/Feedback about course content');
2587: my $crspolicy = &mt('Question/Comment/Feedback about course policy');
2588: my $contribdisc = &mt('Contribution to course discussion of resource');
2589: my $anoncontrib = &mt('Anonymous contribution to course discussion of resource');
2590: my $namevis = &mt('name only visible to course faculty');
2591: my $crstype;
2592: if ($env{'request.course.id'}) {
2593: $crstype = &Apache::loncommon::course_type();
2594: if ($crstype eq 'Community') {
2595: $crscontent = &mt('Question/Comment/Feedback about community content');
2596: $crspolicy = &mt('Question/Comment/Feedback about community policy');
2597: $contribdisc = &mt('Contribution to community discussion of resource');
2598: $anoncontrib = &mt('Anonymous contribution to community discussion of resource');
2599: $namevis = &mt('name only visible to community facilitators');
2600: }
2601: }
1.65 www 2602: my $msgoptions='';
2603: my $discussoptions='';
1.157 albertel 2604: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2605: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2606: $msgoptions=
1.202 albertel 2607: '<p><label><input type="radio" name="discuss" value="author" /> '.
1.151 albertel 2608: &mt('Feedback to resource author').'</label></p>';
1.65 www 2609: }
1.243 www 2610: my %optionhash=();
2611: foreach my $type ('question','comment','policy') {
2612: $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'};
2613: }
1.65 www 2614: if (&feedback_available(1)) {
2615: $msgoptions.=
1.202 albertel 2616: '<p><label><input type="radio" name="discuss" value="question" /> '.
1.243 www 2617: ($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label></p>';
1.65 www 2618: }
2619: if (&feedback_available(0,1)) {
2620: $msgoptions.=
1.202 albertel 2621: '<p><label><input type="radio" name="discuss" value="course" /> '.
1.278 raeburn 2622: ($optionhash{'comment'}?$optionhash{'comment'}:$crscontent).
1.151 albertel 2623: '</label></p>';
1.65 www 2624: }
2625: if (&feedback_available(0,0,1)) {
2626: $msgoptions.=
1.202 albertel 2627: '<p><label><input type="radio" name="discuss" value="policy" /> '.
1.278 raeburn 2628: ($optionhash{'policy'}?$optionhash{'policy'}:$crspolicy).
1.151 albertel 2629: '</label></p>';
1.65 www 2630: }
2631: }
1.190 www 2632: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.241 raeburn 2633: my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
2634: if (!$blocked && &discussion_open(undef,$symb) &&
1.90 albertel 2635: &Apache::lonnet::allowed('pch',
1.157 albertel 2636: $env{'request.course.id'}.
2637: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.234 raeburn 2638: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
1.278 raeburn 2639: $contribdisc.
2640: '</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
2641: $anoncontrib.
2642: ' <i>('.$namevis.')</i></label> '.
1.234 raeburn 2643: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
1.241 raeburn 2644: my $blockblog = &Apache::loncommon::blocking_status('blogs');
2645: if (!$blockblog) {
1.278 raeburn 2646: $discussoptions.= &add_blog_checkbox($crstype);
1.241 raeburn 2647: }
1.141 raeburn 2648: }
1.65 www 2649: }
1.272 bisitz 2650: if ($msgoptions) {
2651: $msgoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').'" />'
1.279 www 2652: .' '.&mt('Send Feedback').'</h2><p>'.&Apache::lonhtmlcommon::coursepreflink(&mt('Feedback Settings'),'feedback').'</p>'
1.272 bisitz 2653: .$msgoptions;
2654: }
1.65 www 2655: if ($discussoptions) {
1.285 raeburn 2656: $discussoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" alt="" />'
1.279 www 2657: .' '.&mt('Discussion Contributions').'</h2><p>'.&Apache::lonhtmlcommon::coursepreflink(&mt('Discussion Settings'),'discussion').'</p>'
1.272 bisitz 2658: .$discussoptions;
2659: }
1.65 www 2660: return $msgoptions.$discussoptions;
1.6 albertel 2661: }
2662:
2663: sub resource_output {
2664: my ($feedurl) = @_;
1.46 albertel 2665: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2666: $usersaw=~s/\<body[^\>]*\>//gi;
2667: $usersaw=~s/\<\/body\>//gi;
2668: $usersaw=~s/\<html\>//gi;
2669: $usersaw=~s/\<\/html\>//gi;
2670: $usersaw=~s/\<head\>//gi;
2671: $usersaw=~s/\<\/head\>//gi;
2672: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2673: return $usersaw;
2674: }
2675:
2676: sub clear_out_html {
1.194 albertel 2677: my ($message,$override,$ignore_htmlarea)=@_;
2678: if (!$ignore_htmlarea
2679: && !&Apache::lonhtmlcommon::htmlareablocked()) { return $message; }
1.107 www 2680: # Always allow the <m>-tag
2681: my %html=(M=>1);
2682: # Check if more is allowed
1.157 albertel 2683: my $cid=$env{'request.course.id'};
2684: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2685: ($override)) {
1.37 albertel 2686: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2687: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
1.283 faziophi 2688: # <SUP> <TABLE> <TR> <TD> <TH> <TBODY>
1.107 www 2689: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
2690: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, DIV=>1, IMG=>1,
1.155 albertel 2691: M=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.283 faziophi 2692: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1, H6=>1,
2693: TABLE=>1, TR=>1, TD=>1, TH=>1, TBODY=>1);
1.107 www 2694: }
2695: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2696: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2697: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2698: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2699: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2700: return $message;
2701: }
2702:
2703: sub assemble_email {
1.237 raeburn 2704: my ($message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2705: my %lt = &Apache::lonlocal::texthash(
2706: 'prev' => 'Previous attempts of student (if applicable)',
2707: 'orig' => 'Original screen output (if applicable)',
2708: 'corr' => 'Correct Answer(s) (if applicable)',
2709: );
1.278 raeburn 2710: if (&Apache::loncommon::course_type() eq 'Community') {
2711: $lt{'prev'} = &mt('Previous attempts of member (if applicable)');
2712: }
1.6 albertel 2713: my $email=<<"ENDEMAIL";
2714: $message
2715: ENDEMAIL
2716: my $citations=<<"ENDCITE";
1.220 raeburn 2717: <h2>$lt{'prev'}</h2>
1.6 albertel 2718: $prevattempts
1.63 albertel 2719: <br /><hr />
1.220 raeburn 2720: <h2>$lt{'orig'}</h2>
1.6 albertel 2721: $usersaw
1.220 raeburn 2722: <h2>$lt{'corr'}</h2>
1.40 albertel 2723: $useranswer
1.6 albertel 2724: ENDCITE
2725: return ($email,$citations);
2726: }
2727:
1.36 www 2728:
2729: sub feedback_available {
2730: my ($question,$course,$policy)=@_;
1.242 albertel 2731: my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question,
2732: $course,$policy);
1.36 www 2733: return scalar(%to);
1.6 albertel 2734: }
2735:
2736: sub send_msg {
1.246 albertel 2737: my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_;
2738: my $status='';
2739: my $sendsomething=0;
2740: my $restitle = &get_resource_title($symb,$feedurl);
2741: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2742: unless ($title=~/\w/) { $title=&mt('Feedback'); }
2743: foreach my $key (keys(%to)) {
2744: if ($key) {
2745: my ($user,$domain) = split(/\:/,$key,2);
2746: if (!defined($user)) {
2747: $status.='<br />'.&mt('Error sending message to [_1], no user specified.',$key);
2748: } elsif (!defined($domain)) {
2749: $status.='<br />'.&mt('Error sending message to [_1], no domain specified.',$key);
2750: } else {
2751: unless (&Apache::lonmsg::user_normal_msg($user,$domain,
2752: $title.' ['.$restitle.']',$email,$citations,$feedurl,
2753: $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) {
2754: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
2755: } else {
2756: $sendsomething++;
2757: }
2758: }
2759: }
1.6 albertel 2760: }
1.246 albertel 2761:
1.18 www 2762:
2763: my %record=&Apache::lonnet::restore('_feedback');
1.221 raeburn 2764: my ($temp)=keys(%record);
1.18 www 2765: unless ($temp=~/^error\:/) {
1.246 albertel 2766: my %newrecord=();
2767: $newrecord{'resource'}=$feedurl;
2768: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2769: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
2770: $status.='<br />'.&mt('Not registered').'<br />';
2771: }
1.18 www 2772: }
1.246 albertel 2773:
2774: return ($status,$sendsomething);
1.6 albertel 2775: }
2776:
1.13 www 2777: sub adddiscuss {
1.78 raeburn 2778: my ($symb,$email,$anon,$attachmenturl,$subject)=@_;
1.13 www 2779: my $status='';
1.122 raeburn 2780: my $realsymb;
2781: if ($symb=~/^bulletin___/) {
2782: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2783: $filename=~s|^adm/wrapper/||;
2784: $realsymb=&Apache::lonnet::symbread($filename);
2785: }
2786: if (&discussion_open(undef,$realsymb) &&
1.157 albertel 2787: &Apache::lonnet::allowed('pch',$env{'request.course.id'}.
2788: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.20 www 2789:
1.13 www 2790: my %contrib=('message' => $email,
1.157 albertel 2791: 'sendername' => $env{'user.name'},
2792: 'senderdomain' => $env{'user.domain'},
2793: 'screenname' => $env{'environment.screenname'},
2794: 'plainname' => $env{'environment.firstname'}.' '.
2795: $env{'environment.middlename'}.' '.
2796: $env{'environment.lastname'}.' '.
2797: $env{'enrironment.generation'},
1.78 raeburn 2798: 'attachmenturl'=> $attachmenturl,
2799: 'subject' => $subject);
1.157 albertel 2800: if ($env{'form.replydisc'}) {
2801: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2802: }
1.14 www 2803: if ($anon) {
2804: $contrib{'anonymous'}='true';
2805: }
1.13 www 2806: if (($symb) && ($email)) {
1.231 raeburn 2807: my $now = time;
1.157 albertel 2808: if ($env{'form.editdisc'}) {
1.102 raeburn 2809: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
2810: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 2811: $contrib{'timestamp'} = $now;
1.102 raeburn 2812: $contrib{'history'} = '';
2813: my $numoldver = 0;
1.157 albertel 2814: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 2815: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 2816: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 2817: # get timestamp for last post and history
1.157 albertel 2818: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
2819: $env{'course.'.$env{'request.course.id'}.'.domain'},
2820: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2821: if (defined($oldcontrib{$oldidx.':replyto'})) {
2822: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
2823: }
2824: if (defined($oldcontrib{$oldidx.':history'})) {
2825: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 2826: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 2827: $numoldver = @oldversions;
2828: } else {
2829: $numoldver = 1;
2830: }
2831: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
2832: }
1.108 raeburn 2833: my $numnewver = $numoldver + 1;
1.102 raeburn 2834: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 2835: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
2836: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
2837: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 2838: } else {
1.112 raeburn 2839: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 2840: }
1.102 raeburn 2841: }
2842: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 2843: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
2844: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
2845: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 2846: } else {
1.112 raeburn 2847: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 2848: }
1.102 raeburn 2849: }
2850: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 2851: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 2852: $oldsymb,$oldidx,\%contrib,
1.157 albertel 2853: $env{'course.'.$env{'request.course.id'}.'.domain'},
2854: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2855: $status='Editing class discussion'.($anon?' (anonymous)':'');
2856: } else {
2857: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 2858: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
2859: $env{'course.'.$env{'request.course.id'}.'.domain'},
2860: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 2861: }
1.231 raeburn 2862: my %storenewentry=($symb => $now);
1.63 albertel 2863: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 2864: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 2865: $env{'course.'.$env{'request.course.id'}.'.domain'},
2866: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 2867: }
1.17 www 2868: my %record=&Apache::lonnet::restore('_discussion');
1.221 raeburn 2869: my ($temp)=keys(%record);
1.17 www 2870: unless ($temp=~/^error\:/) {
2871: my %newrecord=();
2872: $newrecord{'resource'}=$symb;
2873: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 2874: $status.='<br />'.&mt('Registering').': '.
1.21 www 2875: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.20 www 2876: }
2877: } else {
2878: $status.='Failed.';
1.17 www 2879: }
1.63 albertel 2880: return $status.'<br />';
1.13 www 2881: }
2882:
1.231 raeburn 2883: sub get_discussion_info {
2884: my ($idx,%contrib) = @_;
2885: my $changelast = 0;
2886: my $count = 0;
2887: my $hiddenflag = 0;
2888: my $deletedflag = 0;
2889: my ($hidden,$deleted,%info,$newlastdisc);
2890: my $version = $contrib{'version'};
2891: if ($version) {
2892: for (my $id=$version; $id>0; $id--) {
2893: my $vkeys=$contrib{$id.':keys'};
2894: my @keys=split(/:/,$vkeys);
2895: if (grep(/^hidden$/,@keys)) {
2896: if (!$hiddenflag) {
2897: $hidden = $contrib{$id.':hidden'};
2898: $hiddenflag = 1;
2899: }
2900: } elsif (grep(/^deleted$/,@keys)) {
2901: if (!$deletedflag) {
2902: $deleted = $contrib{$id.':deleted'};
2903: $deletedflag = 1;
2904: }
2905: } else {
2906: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
2907: $count++;
2908: $info{$count}{'id'} = $id;
2909: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
2910: }
2911: }
2912: }
2913: if ($info{'1'}{'id'} == $idx) {
2914: $changelast = 1;
2915: if ($count > 1) {
2916: $newlastdisc = $info{'2'}{'timestamp'};
2917: } else {
2918: $newlastdisc = 0;
2919: }
2920: }
2921: }
2922: return ($changelast,$newlastdisc);
2923: }
2924:
1.33 www 2925: # ----------------------------------------------------------- Preview function
2926:
2927: sub show_preview {
1.187 albertel 2928: my ($r) = @_;
1.135 albertel 2929: &Apache::loncommon::content_type($r,'text/html');
2930: $r->send_http_header;
1.218 albertel 2931: my $start_page=
2932: &Apache::loncommon::start_page('Preview',undef,
2933: {'only_body' => 1,});
2934:
1.157 albertel 2935: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 2936: &newline_to_br(\$message);
1.106 www 2937: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 2938: $message=&Apache::lontexconvert::msgtexconverted($message);
1.194 albertel 2939: my $subject=&clear_out_html($env{'form.subject'},undef,1);
1.78 raeburn 2940: $subject=~s/\n/\<br \/\>/g;
2941: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 2942:
2943: my $end_page = &Apache::loncommon::end_page();
2944:
1.263 bisitz 2945: $r->print($start_page
2946: .'<h1>'.&mt('Preview').'</h1>'
2947: .&Apache::lonhtmlcommon::start_pick_box()
2948: .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
2949: .$subject
2950: .&Apache::lonhtmlcommon::row_closure()
2951: .&Apache::lonhtmlcommon::row_title(&mt('Message'))
2952: .$message
2953: .&Apache::lonhtmlcommon::row_closure(1)
2954: .&Apache::lonhtmlcommon::end_pick_box()
2955: .$end_page
2956: );
1.33 www 2957: }
2958:
1.280 faziophi 2959: sub contains_block_html {
1.286 raeburn 2960: my ($message)=@_;
2961: return ($message =~ m{
2962: <(br|h1|h2|h3|h4|h5|h6|p|ol|ul|table|pre|address|blockquote|center|div)
2963: \s*
2964: (\w+\=['"]\w+['"])*
2965: \s*
2966: (
2967: \s*/>|
2968: >.*</\1\s*>
2969: )}xs
2970: );
1.280 faziophi 2971: }
1.283 faziophi 2972:
2973: sub tidy_html {
2974: my ($message)=@_;
2975: # my $tidy = HTML::Tidy::libXML->new();
2976: # my $xhtml = $tidy->clean($message, 'utf-8', 1);
2977: # $xhtml =~ m/<body>(.*)<\/body>/is;
2978: # my $clean = $1;
2979: # # remove any empty block-level tags
2980: # $clean =~ s/<(table|p|div|tbody|blockquote|m|pre|algebra|center|ol|ul|span|h1|h2|h3|h4|h5|h6)\s*\/>//i;
2981: # $message=$clean;
2982: return $message;
2983: }
2984:
1.165 albertel 2985: sub newline_to_br {
2986: my ($message)=@_;
2987: my $newmessage;
2988: my $parser=HTML::LCParser->new($message);
2989: while (my $token=$parser->get_token()) {
2990: if ($token->[0] eq 'T') {
2991: my $text=$token->[1];
2992: $text=~s/\n/\<br \/\>/g;
2993: $newmessage.=$text;
2994: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
2995: $newmessage.=$token->[1];
2996: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
2997: $newmessage.=$token->[2];
2998: } elsif ($token->[0] eq 'S') {
2999: $newmessage.=$token->[4];
3000: }
3001:
3002: }
3003: $$message=$newmessage;
3004: }
3005:
1.33 www 3006: sub generate_preview_button {
1.171 www 3007: my ($formname,$fieldname)=@_;
3008: unless ($formname) { $formname='mailform'; }
3009: unless ($fieldname) { $fieldname='comment'; }
1.107 www 3010: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 3011: return(<<ENDPREVIEW);
1.205 raeburn 3012: <br />
1.33 www 3013: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.269 bisitz 3014: <input type="hidden" name="subject" />
1.33 www 3015: <input type="hidden" name="comment" />
1.65 www 3016: <input type="button" value="$pre"
1.282 wenzelju 3017: onclick="if (typeof(document.$formname.onsubmit)=='function') {document.$formname.onsubmit();};this.form.comment.value=document.$formname.$fieldname.value;this.form.subject.value=document.$formname.subject.value;this.form.submit();" />
1.33 www 3018: </form>
3019: ENDPREVIEW
3020: }
1.71 www 3021:
1.108 raeburn 3022: sub modify_attachments {
1.255 raeburn 3023: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls,
3024: $attachmaxtext,$toolarge)=@_;
1.218 albertel 3025:
1.220 raeburn 3026: my %lt = &Apache::lonlocal::texthash(
3027: 'subj' => 'Subject',
3028: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
3029: 'chth' => 'Check the checkboxes for any you wish to remove.',
3030: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
3031: 'adda' => 'Add a new attachment to this post.',
1.247 albertel 3032: 'stch' => 'Save Changes',
1.220 raeburn 3033: );
1.218 albertel 3034: my $js = <<END;
3035: <script type="text/javascript">
3036: function setAction () {
3037: document.modattachments.action = document.modattachments.origpage.value;
3038: document.modattachments.submit();
3039: }
3040: </script>
3041: END
3042:
1.276 bisitz 3043: # Breadcrumbs
3044: my $brcrum = [{'href' => '',
3045: 'text' => 'Discussion Post Attachments'}];
1.218 albertel 3046: my $start_page =
1.276 bisitz 3047: &Apache::loncommon::start_page('Discussion Post Attachments',$js,
3048: {'bread_crumbs' => $brcrum,});
1.218 albertel 3049:
1.204 www 3050: my $orig_subject = &unescape($env{'form.subject'});
1.194 albertel 3051: my $subject=&clear_out_html($orig_subject,undef,1);
1.108 raeburn 3052: $subject=~s/\n/\<br \/\>/g;
3053: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 3054: my $timestamp=$env{'form.timestamp'};
3055: my $numoldver=$env{'form.numoldver'};
1.187 albertel 3056:
1.108 raeburn 3057: my $msg = '';
1.113 raeburn 3058: my %attachments = ();
1.108 raeburn 3059: my %currattach = ();
3060: if ($idx) {
1.113 raeburn 3061: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 3062: }
1.139 albertel 3063: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 3064:
3065: my $end_page =
3066: &Apache::loncommon::end_page();
3067:
3068: $r->print(<<END);
1.198 albertel 3069: $start_page
1.255 raeburn 3070: $toolarge
1.108 raeburn 3071: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
1.255 raeburn 3072: <br />
3073: <table class="LC_data_table">
1.108 raeburn 3074: <tr>
1.255 raeburn 3075: <td colspan="2">
1.281 bisitz 3076: <b>Subject:</b> <b>$subject</b><br /><br />
1.108 raeburn 3077: END
3078: if ($idx) {
3079: if ($attachmenturls) {
1.221 raeburn 3080: my @currold = keys(%currattach);
1.108 raeburn 3081: if (@currold > 0) {
1.220 raeburn 3082: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3083: foreach my $id (@currold) {
3084: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3085: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3086: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3087: }
3088: $r->print("<br />");
3089: }
3090: }
3091: }
1.213 raeburn 3092: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3093: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3094: foreach my $attach (@{$currnewattach}) {
3095: $attach =~ m#/([^/]+)$#;
3096: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3097: }
3098: $r->print("<br />");
3099: }
3100: $r->print(<<END);
1.255 raeburn 3101: </td></tr>
3102: <tr>
3103: <td>
1.282 wenzelju 3104: $lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onclick="this.form.submit()" />
1.108 raeburn 3105: </td>
3106: </tr>
1.255 raeburn 3107: <tr>
3108: <td colspan="2">$attachmaxtext</td>
3109: </tr>
1.108 raeburn 3110: </table>
1.157 albertel 3111: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3112: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3113: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3114: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3115: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3116: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3117: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3118: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3119: END
1.220 raeburn 3120: foreach my $item (@{$currnewattach}) {
3121: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3122: }
1.220 raeburn 3123: foreach my $item (@{$currdelold}) {
3124: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3125: }
3126: $r->print(<<END);
1.282 wenzelju 3127: <input type="button" name="rtntoedit" value="$lt{'stch'}" onclick="setAction()" />
1.108 raeburn 3128: </form>
1.187 albertel 3129: $end_page
1.108 raeburn 3130: END
3131: return;
3132: }
3133:
3134: sub process_attachments {
3135: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3136:
3137: @{$currnewattach}=
3138: &Apache::loncommon::get_env_multiple('form.currnewattach');
3139: @{$currdelold}=
3140: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3141: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3142: my @currdelnew =
3143: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3144: my @currnew = ();
3145: foreach my $newone (@{$currnewattach}) {
3146: my $delflag = 0;
1.221 raeburn 3147: foreach my $item (@currdelnew) {
3148: if ($newone eq $item) {
1.108 raeburn 3149: $delflag = 1;
3150: last;
3151: }
3152: }
3153: unless ($delflag) {
1.221 raeburn 3154: push(@currnew, $newone);
1.108 raeburn 3155: }
3156: }
3157: @{$currnewattach} = @currnew;
3158: }
1.158 albertel 3159: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3160: }
3161:
3162: sub generate_attachments_button {
1.224 raeburn 3163: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3164: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3165: my $origpage = $ENV{'REQUEST_URI'};
3166: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3167: my %lt = &Apache::lonlocal::texthash(
3168: 'clic' => 'Click to add/remove attachments',
3169: );
1.108 raeburn 3170: my $response = (<<END);
1.205 raeburn 3171: <br />
1.108 raeburn 3172: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3173: $lt{'clic'}: <input type="button" value="$att"
1.282 wenzelju 3174: 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 3175: END
1.224 raeburn 3176: if (!$blockblog) {
3177: $response .= 'setblogvalue();';
3178: }
1.108 raeburn 3179: unless ($mode eq 'board') {
3180: $response .= 'javascript:anonchk();';
3181: }
3182: $response .= (<<ENDATTACH);
3183: this.form.submit();" />
3184: <input type="hidden" name="origpage" value="$origpage" />
3185: <input type="hidden" name="idx" value="$idx" />
3186: <input type="hidden" name="timestamp" value="$now" />
3187: <input type="hidden" name="subject" />
3188: <input type="hidden" name="comment" />
1.271 bisitz 3189: <input type="hidden" name="blog" value="0" />
3190: <input type="hidden" name="discuss" value="0" />
1.108 raeburn 3191: <input type="hidden" name="numoldver" value="$numoldver" />
3192: ENDATTACH
3193: if (defined($deloldattach)) {
3194: if (@{$deloldattach} > 0) {
1.221 raeburn 3195: foreach my $delatt (@{$deloldattach}) {
3196: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3197: }
3198: }
3199: }
3200: if (defined($currnewattach)) {
3201: if (@{$currnewattach} > 0) {
1.221 raeburn 3202: foreach my $attach (@{$currnewattach}) {
3203: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3204: }
3205: }
3206: }
3207: $response .= '</form>';
3208: return $response;
3209: }
3210:
3211: sub extract_attachments {
3212: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3213: %{$attachments}=();
3214: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3215: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3216: if (exists($$attachments{$id}{$numoldver})) {
3217: if (defined($currdelold)) {
3218: if (@{$currdelold} > 0) {
3219: unless (grep/^$id$/,@{$currdelold}) {
3220: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3221: }
1.113 raeburn 3222: } else {
3223: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3224: }
1.116 raeburn 3225: } else {
3226: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3227: }
3228: }
1.116 raeburn 3229: }
1.221 raeburn 3230: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3231: if (@attached == 1) {
3232: my $id = $attached[0];
3233: my $attachurl;
3234: if ($attachmenturls =~ m/^<attachment id="0">/) {
3235: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3236: } else {
3237: $attachurl = $$attachments{$id}{'filename'};
3238: }
3239: $attachurl=~m|/([^/]+)$|;
3240: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3241: $1.'</tt></a><br />';
3242: &Apache::lonnet::allowuploaded('/adm/feedback',
3243: $attachurl);
3244: } elsif (@attached > 1) {
3245: $$message.='<ol>';
1.221 raeburn 3246: foreach my $attach (@attached) {
3247: my $id = $attach;
1.113 raeburn 3248: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3249: my ($fname)
3250: =($attachurl=~m|/([^/]+)$|);
3251: $$message .= '<li><a href="'.$attachurl.
3252: '"><tt>'.
3253: $fname.'</tt></a></li>';
1.108 raeburn 3254: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3255: $attachurl);
1.108 raeburn 3256: }
1.116 raeburn 3257: $$message .= '</ol>';
1.108 raeburn 3258: }
3259: }
3260:
3261: sub construct_attachmenturl {
3262: my ($currnewattach,$keepold,$symb,$idx)=@_;
3263: my $oldattachmenturl;
3264: my $newattachmenturl;
1.113 raeburn 3265: my $startnum = 0;
1.108 raeburn 3266: my $currver = 0;
1.157 albertel 3267: if (($env{'form.editdisc'}) && ($idx)) {
3268: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3269: $env{'course.'.$env{'request.course.id'}.'.domain'},
3270: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3271: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3272: if ($contrib{$idx.':history'}) {
3273: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3274: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3275: $currver = 1 + scalar(@oldversions);
3276: } else {
3277: $currver = 2;
3278: }
3279: } else {
3280: $currver = 1;
3281: }
3282: if ($oldattachmenturl) {
1.113 raeburn 3283: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3284: my %attachments = ();
3285: my $prevver = $currver-1;
3286: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3287: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3288: $startnum += $numattach;
1.221 raeburn 3289: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3290: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3291: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3292: unless ($item eq 'filename') {
3293: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3294: }
1.113 raeburn 3295: }
3296: if (grep/^$num$/,@{$keepold}) {
3297: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3298: }
1.113 raeburn 3299: $newattachmenturl .= '</attachment>';
1.108 raeburn 3300: }
3301: } else {
1.116 raeburn 3302: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3303: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3304: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3305: }
1.113 raeburn 3306: $newattachmenturl .= '</attachment>';
1.108 raeburn 3307: $startnum ++;
3308: }
3309: }
3310: }
3311: for (my $i=0; $i<@{$currnewattach}; $i++) {
3312: my $attachnum = $startnum + $i;
1.113 raeburn 3313: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3314: }
3315: return $newattachmenturl;
3316: }
1.128 raeburn 3317:
1.224 raeburn 3318: sub add_blog_checkbox {
1.278 raeburn 3319: my ($crstype) = @_;
3320: my $checkstatus;
1.224 raeburn 3321: if ($env{'form.blog'}) {
3322: $checkstatus = 'checked="checked"';
3323: }
3324: my $output = '
3325: <script type="text/javascript">
3326: function setblogvalue() {
3327: if (document.mailform.blog.checked) {
3328: document.attachment.blog.value = 1;
3329: } else {
3330: document.attachment.blog.value = 0;
3331: }
3332: }
3333: </script><br />
1.278 raeburn 3334: <label><input type="checkbox" name="blog" '.$checkstatus.' /> ';
3335: if ($crstype eq 'Community') {
3336: $output .= &mt('Add to my public community blog');
3337: } else {
3338: $output .= &mt('Add to my public course blog');
3339: }
3340: $output .= '</label><br />'."\n";
1.224 raeburn 3341: return $output;
3342: }
3343:
1.128 raeburn 3344: sub has_discussion {
3345: my $resourcesref = shift;
3346: my $navmap = Apache::lonnavmaps::navmap->new();
1.260 raeburn 3347: if (defined($navmap)) {
3348: my @allres=$navmap->retrieveResources();
3349: foreach my $resource (@allres) {
3350: if ($resource->hasDiscussion()) {
3351: my $ressymb = $resource->wrap_symb();
3352: if (ref($resourcesref) eq 'ARRAY') {
3353: push(@{$resourcesref}, $ressymb);
3354: }
3355: }
1.128 raeburn 3356: }
1.260 raeburn 3357: } else {
3358: &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
1.128 raeburn 3359: }
3360: return;
1.143 raeburn 3361: }
3362:
3363: sub sort_filter_names {
1.278 raeburn 3364: my ($sort_types,$role_types,$status_types,$crstype) = @_;
3365: if (ref($sort_types) eq 'HASH') {
3366: %{$sort_types} = (
1.143 raeburn 3367: ascdate => 'Date order - oldest first',
3368: descdate => 'Date order - newest first',
3369: thread => 'Threaded',
3370: subject => 'By subject',
3371: username => 'By domain and username',
3372: lastfirst => 'By last name, first name'
3373: );
1.278 raeburn 3374: }
3375: my @courseroles = qw(st in ta ep ad);
3376: if ($crstype eq 'Community') {
3377: push(@courseroles,'co');
3378: } else {
3379: push(@courseroles,'cc');
3380: }
3381: if (ref($role_types) eq 'HASH') {
3382: foreach my $role (@courseroles) {
3383: $role_types->{$role} = &Apache::lonnet::plaintext($role,$crstype);
3384: }
3385: $role_types->{'all'} = 'All roles';
3386: $role_types->{'cr'} = 'Custom role';
3387: }
3388: if (ref($status_types) eq 'HASH') {
3389: %{$status_types} = (
1.143 raeburn 3390: all => 'Roles of any status',
1.214 albertel 3391: Active => 'Only active roles',
3392: Expired => 'Only past roles',
3393: Future => 'Only future roles',
1.143 raeburn 3394: );
1.278 raeburn 3395: }
1.143 raeburn 3396: }
1.108 raeburn 3397:
1.6 albertel 3398: sub handler {
3399: my $r = shift;
1.8 www 3400: if ($r->header_only) {
1.71 www 3401: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3402: $r->send_http_header;
3403: return OK;
3404: }
1.15 www 3405:
3406: # --------------------------- Get query string for limited number of parameters
3407:
1.97 raeburn 3408: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.208 raeburn 3409: ['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']);
3410: my $group = $env{'form.group'};
1.255 raeburn 3411: my %attachmax = (
1.268 bisitz 3412: text => &mt('(128 KB max size)'),
1.255 raeburn 3413: num => 131072,
3414: );
1.180 raeburn 3415: if ($env{'form.editdisc'}) {
1.208 raeburn 3416: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3417: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3418: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3419: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3420: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3421: undef,undef,undef,$group);
1.180 raeburn 3422: return OK;
3423: }
3424: }
1.157 albertel 3425: if ($env{'form.discsymb'}) {
3426: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3427: my $readkey = $symb.'_read';
3428: my $chgcount = 0;
1.157 albertel 3429: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3430: foreach my $key (keys(%env)) {
1.111 raeburn 3431: if ($key =~ m/^form\.postunread_(\d+)/) {
3432: if ($readinghash{$readkey} =~ /\.$1\./) {
3433: $readinghash{$readkey} =~ s/\.$1\.//;
3434: $chgcount ++;
3435: }
3436: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3437: unless ($readinghash{$readkey} =~ /\.$1\./) {
3438: $readinghash{$readkey} .= '.'.$1.'.';
3439: $chgcount ++;
3440: }
3441: }
3442: }
3443: if ($chgcount > 0) {
1.157 albertel 3444: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3445: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3446: }
1.133 albertel 3447: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3448: '0','0','','',$env{'form.previous'},'','','',
3449: undef,undef,undef,$group);
1.111 raeburn 3450: return OK;
3451: }
1.157 albertel 3452: if ($env{'form.allversions'}) {
1.109 raeburn 3453: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3454: &Apache::loncommon::no_cache($r);
1.109 raeburn 3455: $r->send_http_header;
1.187 albertel 3456:
1.276 bisitz 3457: # Breadcrumbs
3458: my $brcrum = [{'href' => '',
3459: 'text' => 'Discussion Post Versions'}];
3460:
3461: $r->print(&Apache::loncommon::start_page('Discussion Post Versions',undef,
3462: {'bread_crumbs' => $brcrum,})
3463: );
1.187 albertel 3464:
1.157 albertel 3465: my $crs='/'.$env{'request.course.id'};
3466: if ($env{'request.course.sec'}) {
3467: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3468: }
1.133 albertel 3469: $crs=~s|_|/|g;
1.208 raeburn 3470: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3471: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3472: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3473: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3474: my $ressymb = &wrap_symb($symb);
3475: my $group = $env{'form.group'};
3476: my $seeid;
3477: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3478: if (&check_group_priv($group,'dgp') eq 'ok') {
3479: $seeid = 1;
3480: }
3481: } else {
3482: $seeid = &Apache::lonnet::allowed('rin',$crs);
3483: }
1.109 raeburn 3484: if ($idx > 0) {
1.116 raeburn 3485: my %messages = ();
3486: my %subjects = ();
3487: my %attachmsgs = ();
3488: my %allattachments = ();
3489: my %imsfiles = ();
3490: my ($screenname,$plainname);
1.157 albertel 3491: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3492: $env{'course.'.$env{'request.course.id'}.'.domain'},
3493: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3494: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3495: }
1.187 albertel 3496: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3497: return OK;
3498: }
1.157 albertel 3499: if ($env{'form.posterlist'}) {
3500: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3501: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3502: $env{'form.sortposts'});
1.101 raeburn 3503: return OK;
3504: }
1.157 albertel 3505: if ($env{'form.userpick'}) {
1.133 albertel 3506: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3507: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3508: my $numpicks = @posters;
1.133 albertel 3509: my %discinfo;
3510: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3511: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3512: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3513: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3514: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3515: '',$numpicks,$group);
1.101 raeburn 3516: return OK;
3517: }
1.157 albertel 3518: if ($env{'form.applysort'}) {
3519: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3520: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3521: '',$env{'form.previous'},$env{'form.sortposts'},
3522: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3523: $env{'form.sectionpick'},$env{'form.grouppick'},
3524: undef,$group);
1.100 raeburn 3525: return OK;
1.157 albertel 3526: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3527: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3528: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3529: return OK;
1.157 albertel 3530: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3531: my %discinfo = ();
3532: my @resources = ();
1.157 albertel 3533: if (defined($env{'form.navmaps'})) {
3534: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3535: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3536: } else {
1.157 albertel 3537: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3538: }
1.99 raeburn 3539: } else {
1.128 raeburn 3540: &has_discussion(\@resources);
1.99 raeburn 3541: }
3542: my $numitems = @resources;
3543: my $feedurl = '/adm/navmaps';
1.157 albertel 3544: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3545: my %lt = &Apache::lonlocal::texthash(
3546: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3547: 'robb' => 'resources/bulletin boards.',
1.264 schafran 3548: 'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
1.99 raeburn 3549: );
1.221 raeburn 3550: foreach my $res (@resources) {
3551: my $ressymb=$res;
1.132 albertel 3552: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3553: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3554: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3555: }
1.128 raeburn 3556: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3557: if ($numitems > 0) {
1.157 albertel 3558: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3559: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3560: } else {
3561: $textline = "<b>$lt{'twnp'}</b>";
3562: }
1.99 raeburn 3563: &Apache::loncommon::content_type($r,'text/html');
3564: $r->send_http_header;
1.150 albertel 3565: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3566: my %onload;
3567: if ($env{'environment.remote'} ne 'off') {
3568: $onload{'onload'} =
3569: "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
3570: }
3571:
1.186 albertel 3572: my $start_page=
3573: &Apache::loncommon::start_page('New posts marked as read',undef,
3574: {'redirect' => [2,$feedurl],
3575: 'only_body' => 1,
1.189 albertel 3576: 'add_entries' => \%onload});
1.186 albertel 3577: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3578: $r->print (<<ENDREDIR);
1.186 albertel 3579: $start_page
1.150 albertel 3580: <img align="right" src="$logo" />
1.128 raeburn 3581: $textline
1.99 raeburn 3582: <form name="reldt" action="$feedurl" target="loncapaclient">
3583: </form>
1.187 albertel 3584: <br />
1.186 albertel 3585: $end_page
1.99 raeburn 3586: ENDREDIR
3587: return OK;
1.157 albertel 3588: } elsif ($env{'form.modifydisp'}) {
3589: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3590: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3591: split(/_/,$env{'form.changes'});
3592: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3593: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3594: return OK;
1.157 albertel 3595: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3596: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3597: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3598: $env{'form.toggon'} || $env{'form.markread'}) {
3599: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3600: my %discinfo;
1.133 albertel 3601: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3602: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3603: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3604: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3605: if ($env{'form.markondisp'}) {
1.137 albertel 3606: $discinfo{$symb.'_lastread'} = time;
3607: $discinfo{$symb.'_markondisp'} = 1;
3608: }
1.157 albertel 3609: if ($env{'form.markonread'}) {
3610: if ( $env{'form.previous'} > 0 ) {
3611: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3612: }
3613: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3614: }
1.133 albertel 3615: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3616: if ($env{'form.allposts'}) {
1.137 albertel 3617: $discinfo{$symb.'_showonlyunread'} = 0;
3618: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3619: }
1.157 albertel 3620: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3621: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3622: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3623: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3624: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3625: \%discinfo,$env{'user.domain'},$env{'user.name'});
3626: my $previous=$env{'form.previous'};
3627: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3628: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3629: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3630: return OK;
1.157 albertel 3631: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3632: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3633: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3634: my ($symb,$idx)=split(/\:\:\:/,$entry);
3635: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3636:
1.180 raeburn 3637: my $crs='/'.$env{'request.course.id'};
3638: if ($env{'request.course.sec'}) {
3639: $crs.='_'.$env{'request.course.sec'};
3640: }
3641: $crs=~s/\_/\//g;
3642: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3643:
1.208 raeburn 3644: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3645: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3646: undef,undef,$group,);
1.180 raeburn 3647: return OK;
3648: }
3649:
1.157 albertel 3650: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3651: $env{'course.'.$env{'request.course.id'}.'.domain'},
3652: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3653:
1.133 albertel 3654: my $currenthidden=$contrib{'hidden'};
3655: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3656:
1.157 albertel 3657: if ($env{'form.hide'}) {
1.133 albertel 3658: $currenthidden.='.'.$idx.'.';
3659: unless ($seeid) {
3660: $currentstudenthidden.='.'.$idx.'.';
3661: }
3662: } else {
3663: $currenthidden=~s/\.$idx\.//g;
3664: }
3665: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3666: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3667: $newhash{'studenthidden'} = $currentstudenthidden;
3668: }
1.231 raeburn 3669: if ($env{'form.hide'}) {
3670: my $changelast = 0;
3671: my $newlast;
3672: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3673: if ($changelast) {
3674: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3675: $env{'course.'.$env{'request.course.id'}.'.domain'},
3676: $env{'course.'.$env{'request.course.id'}.'.num'});
3677: }
3678: }
1.157 albertel 3679: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3680: $env{'course.'.$env{'request.course.id'}.'.domain'},
3681: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3682:
1.133 albertel 3683: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3684: '0','0','','',$env{'form.previous'},undef,undef,undef,
3685: undef,undef,undef,$group);
1.135 albertel 3686: return OK;
1.157 albertel 3687: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
3688: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3689: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 3690: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
1.253 raeburn 3691: &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
1.69 www 3692: } else {
3693: &Apache::lonnet::del('environment',['threadeddiscussion']);
1.265 raeburn 3694: &Apache::lonnet::delenv('environment.threadeddiscussion');
1.72 albertel 3695: }
1.133 albertel 3696: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
1.208 raeburn 3697: '0','0','','',$env{'form.previous'},undef,undef,undef,
3698: undef,undef,undef,$group);
1.135 albertel 3699: return OK;
1.157 albertel 3700: } elsif ($env{'form.deldisc'}) {
1.38 www 3701: # --------------------------------------------------------------- Hide for good
1.157 albertel 3702: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 3703: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 3704: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3705: $env{'course.'.$env{'request.course.id'}.'.domain'},
3706: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 3707: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3708: if ($changelast) {
3709: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3710: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
3711: }
1.135 albertel 3712: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 3713: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3714: $env{'course.'.$env{'request.course.id'}.'.domain'},
3715: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 3716: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3717: '0','0','','',$env{'form.previous'},undef,undef,undef,
3718: undef,undef,undef,$group);
1.135 albertel 3719: return OK;
1.157 albertel 3720: } elsif ($env{'form.preview'}) {
1.33 www 3721: # -------------------------------------------------------- User wants a preview
3722: &show_preview($r);
1.135 albertel 3723: return OK;
1.157 albertel 3724: } elsif ($env{'form.attach'}) {
1.108 raeburn 3725: # -------------------------------------------------------- Work on attachments
3726: &Apache::loncommon::content_type($r,'text/html');
3727: $r->send_http_header;
1.198 albertel 3728: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.255 raeburn 3729: my (@currnewattach,@currdelold,@keepold,$toolarge);
1.108 raeburn 3730: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 3731: if (exists($env{'form.addnewattach.filename'})) {
1.255 raeburn 3732: if (length($env{'form.addnewattach'})<=$attachmax{'num'}) {
1.157 albertel 3733: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 3734: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 3735: push(@currnewattach, $newattachment);
1.255 raeburn 3736: } else {
3737: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
1.108 raeburn 3738: }
3739: }
1.133 albertel 3740: my $attachmenturls;
1.157 albertel 3741: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
3742: my $idx = $env{'form.idx'};
1.108 raeburn 3743: if ($idx) {
1.157 albertel 3744: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3745: $env{'course.'.$env{'request.course.id'}.'.domain'},
3746: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3747: $attachmenturls = $contrib{$idx.':attachmenturl'};
3748: }
1.133 albertel 3749: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
1.255 raeburn 3750: $attachmenturls,$attachmax{'text'},$toolarge);
1.135 albertel 3751: return OK;
1.157 albertel 3752: } elsif ($env{'form.export'}) {
1.116 raeburn 3753: &Apache::loncommon::content_type($r,'text/html');
3754: $r->send_http_header;
1.157 albertel 3755: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 3756: my $mode='board';
1.116 raeburn 3757: my $status='OPEN';
1.157 albertel 3758: my $previous=$env{'form.previous'};
1.168 albertel 3759: if ($feedurl =~ /\.(problem|exam|quiz|assess|survey|form|library|task)$/) {
1.116 raeburn 3760: $mode='problem';
3761: $status=$Apache::inputtags::status[-1];
3762: }
3763: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 3764: my $start_page =
3765: &Apache::loncommon::start_page('Resource Feedback and Discussion');
3766: my $end_page =
3767: &Apache::loncommon::end_page();
3768: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 3769: return OK;
1.15 www 3770: } else {
3771: # ------------------------------------------------------------- Normal feedback
1.157 albertel 3772: my $feedurl=$env{'form.postdata'};
1.260 raeburn 3773: $feedurl=~s/^https?\:\/\///;
1.133 albertel 3774: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
3775: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
3776: $feedurl=~s/\?.+$//;
1.8 www 3777:
1.133 albertel 3778: my $symb;
1.157 albertel 3779: if ($env{'form.replydisc'}) {
3780: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
3781: } elsif ($env{'form.editdisc'}) {
3782: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3783: } elsif ($env{'form.origpage'}) {
1.133 albertel 3784: $symb="";
3785: } else {
3786: $symb=&Apache::lonnet::symbread($feedurl);
3787: }
3788: unless ($symb) {
1.157 albertel 3789: $symb=$env{'form.symb'};
1.133 albertel 3790: }
1.237 raeburn 3791: if (defined($symb)) {
3792: ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb);
3793: } else {
3794: # backward compatibility (bulletin boards used to be 'wrapped')
3795: &Apache::lonenc::check_decrypt(\$feedurl);
3796: &dewrapper(\$feedurl);
3797: }
1.133 albertel 3798: my $goahead=1;
1.168 albertel 3799: if ($feedurl=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
1.133 albertel 3800: unless ($symb) { $goahead=0; }
3801: }
3802: if (!$goahead) {
3803: # Ambiguous Problem Resource
3804: $r->internal_redirect('/adm/ambiguous');
3805: return OK;
1.31 www 3806: }
1.8 www 3807: # Go ahead with feedback, no ambiguous reference
1.133 albertel 3808: unless (
3809: (
3810: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
3811: )
3812: ||
1.157 albertel 3813: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 3814: ||
1.157 albertel 3815: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 3816: ) {
1.135 albertel 3817: &Apache::loncommon::content_type($r,'text/html');
3818: $r->send_http_header;
1.133 albertel 3819: # Unable to give feedback
1.233 raeburn 3820: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 3821: &no_redirect_back($r,$feedurl);
1.178 albertel 3822: return OK;
1.133 albertel 3823: }
1.6 albertel 3824: # --------------------------------------------------- Print login screen header
1.157 albertel 3825: unless ($env{'form.sendit'}) {
1.233 raeburn 3826: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 3827: &Apache::loncommon::content_type($r,'text/html');
3828: $r->send_http_header;
1.234 raeburn 3829: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.235 raeburn 3830: my ($blocked,$blocktext) =
3831: &Apache::loncommon::blocking_status('boards');
1.234 raeburn 3832: if ($blocked) {
3833: $r->print(&blocked_reply_or_edit($blocktext));
3834: return OK;
3835: }
3836: }
1.141 raeburn 3837: my $options=&screen_header($feedurl,$symb);
1.133 albertel 3838: if ($options) {
1.255 raeburn 3839: &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'});
1.133 albertel 3840: } else {
3841: &fail_redirect($r,$feedurl);
3842: }
3843: return OK;
1.6 albertel 3844: }
3845:
3846: # Get previous user input
1.9 albertel 3847: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 3848: $symb,$env{'user.name'},$env{'user.domain'},
3849: $env{'request.course.id'});
1.6 albertel 3850:
3851: # Get output from resource
1.237 raeburn 3852: &Apache::lonenc::check_encrypt(\$feedurl);
1.6 albertel 3853: my $usersaw=&resource_output($feedurl);
3854:
1.50 albertel 3855: # Get resource answer (need to allow student to view grades for this to work)
1.253 raeburn 3856: &Apache::lonnet::appenv({'allowed.vgr'=>'F'});
1.238 raeburn 3857: my $usersymb = &Apache::lonenc::check_encrypt($symb);
1.237 raeburn 3858: my $useranswer=
3859: &Apache::loncommon::get_student_answers(
1.238 raeburn 3860: $usersymb,$env{'user.name'},$env{'user.domain'},
1.237 raeburn 3861: $env{'request.course.id'});
1.50 albertel 3862: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 3863: # Get attachments, if any, and not too large
3864: my $attachmenturl='';
1.255 raeburn 3865: my $toolarge='';
1.157 albertel 3866: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
3867: ($env{'form.replydisc'})) {
1.133 albertel 3868: my ($symb,$idx);
1.157 albertel 3869: if ($env{'form.replydisc'}) {
3870: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
3871: } elsif ($env{'form.editdisc'}) {
3872: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
3873: } elsif ($env{'form.origpage'}) {
3874: $symb = $env{'form.symb'};
1.133 albertel 3875: }
1.132 albertel 3876: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 3877: my @currnewattach = ();
3878: my @deloldattach = ();
3879: my @keepold = ();
3880: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
3881: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
3882: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 3883: } elsif ($env{'form.attachment.filename'}) {
1.255 raeburn 3884: if (length($env{'form.attachment'})<=$attachmax{'num'}) {
3885: my $now = time;
3886: my $subdir = 'feedback/'.$now;
3887: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir);
3888: } else {
3889: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
3890: }
1.42 www 3891: }
1.6 albertel 3892: # Filter HTML out of message (could be nasty)
1.157 albertel 3893: my $message=&clear_out_html($env{'form.comment'});
1.6 albertel 3894:
3895: # Assemble email
1.237 raeburn 3896: my ($email,$citations)=&assemble_email($message,$prevattempts,
1.133 albertel 3897: $usersaw,$useranswer);
1.40 albertel 3898:
1.6 albertel 3899: # Who gets this?
1.242 albertel 3900: my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl);
1.6 albertel 3901:
3902: # Actually send mail
1.194 albertel 3903: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'},
3904: undef,1),
3905: $feedurl,$email,$citations,
1.240 raeburn 3906: $attachmenturl,$usersymb,%to);
1.13 www 3907:
3908: # Discussion? Store that.
1.32 albertel 3909: my $numpost=0;
1.207 albertel 3910: if ( ($env{'form.discuss'} ne ''
3911: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
3912: || $env{'form.anondiscuss'} ne '') {
1.194 albertel 3913: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.201 albertel 3914: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 3915: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
3916: $subject);
1.32 albertel 3917: $numpost++;
1.14 www 3918: }
1.175 www 3919:
3920: # Add to blog?
3921:
3922: my $blog='';
3923: if ($env{'form.blog'}) {
1.194 albertel 3924: my $subject = &clear_out_html($env{'form.subject'},undef,1);
1.175 www 3925: $status.=&Apache::lonrss::addentry($env{'user.name'},
3926: $env{'user.domain'},
3927: 'CourseBlog_'.$env{'request.course.id'},
3928: $subject,$message,$feedurl,'public');
1.278 raeburn 3929: if (&Apache::loncommon::course_type() eq 'Community') {
3930: $blog='<br />'.&mt('Added to my community blog').'<br />';
3931: } else {
3932: $blog='<br />'.&mt('Added to my course blog').'<br />';
3933: }
1.175 www 3934: }
1.133 albertel 3935:
1.6 albertel 3936: # Receipt screen and redirect back to where came from
1.255 raeburn 3937: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge);
1.133 albertel 3938: }
3939: return OK;
1.234 raeburn 3940: }
3941:
3942: sub blocked_reply_or_edit {
3943: my ($blocktext) = @_;
3944: return
3945: &Apache::loncommon::start_page('Resource Feedback and Discussion').
3946: $blocktext.'<br /><br /><a href="javascript:history.go(-1)">'.
3947: &mt('Back to previous page').
3948: &Apache::loncommon::end_page();
1.133 albertel 3949: }
1.6 albertel 3950:
1.133 albertel 3951: sub wrap_symb {
3952: my ($ressymb)=@_;
3953: if ($ressymb =~ /bulletin___\d+___/) {
3954: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
3955: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3956: }
1.6 albertel 3957: }
1.133 albertel 3958: return $ressymb;
3959: }
3960: sub dewrapper {
3961: my ($feedurl)=@_;
3962: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
3963: $$feedurl=~s|^/adm/wrapper||;
3964: }
3965: }
3966:
3967: sub get_feedurl {
3968: my ($symb)=@_;
3969: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
3970: my $feedurl = &Apache::lonnet::clutter($url);
3971: &dewrapper(\$feedurl);
3972: return $feedurl;
1.15 www 3973: }
1.1 www 3974:
1.133 albertel 3975: sub get_feedurl_and_clean_symb {
3976: my ($symb)=@_;
3977: &Apache::lonenc::check_decrypt(\$symb);
3978: # backward compatibility (bulletin boards used to be 'wrapped')
3979: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
3980: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
3981: }
3982: my $feedurl = &get_feedurl($symb);
3983: return ($symb,$feedurl);
3984: }
1.180 raeburn 3985:
3986: sub editing_allowed {
1.208 raeburn 3987: my ($postid,$group) = @_;
3988: $postid = &unescape($postid);
1.180 raeburn 3989: my $can_edit = 0;
1.208 raeburn 3990: if ($group ne '') {
3991: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3992: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3993: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
3994: if (&check_group_priv($group,'egp') eq 'ok') {
3995: $can_edit = 1;
3996: }
3997: return $can_edit;
3998: }
3999: }
1.180 raeburn 4000: my $cid = $env{'request.course.id'};
4001: my $role = (split(/\./,$env{'request.role'}))[0];
4002: my $section = $env{'request.course.sec'};
1.184 albertel 4003: my $allow_editing_config =
4004: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 4005: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
4006: $can_edit = 1;
4007: } else {
1.184 albertel 4008: foreach my $editor (split(/,/,$allow_editing_config)) {
4009: my ($editor_role,$editor_sec) = split(/:/,$editor);
4010: if ($editor_role eq $role
4011: && defined($editor_sec)
4012: && defined($section)
4013: && $editor_sec eq $section) {
4014: $can_edit = 1;
4015: last;
4016: }
4017: if ($editor_role eq $role
4018: && !defined($editor_sec)) {
4019: $can_edit = 1;
4020: }
4021: }
1.180 raeburn 4022: }
4023: return $can_edit;
4024: }
4025:
1.208 raeburn 4026: sub check_group_priv {
4027: my ($group,$grp_priv) = @_;
4028: foreach my $priv ('mdg','vcg') {
4029: my $checkcourse = $env{'request.course.id'}.
4030: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
4031: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
4032: return 'ok';
4033: }
4034: }
4035: if ($grp_priv && $group ne '') {
4036: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
4037: return 'ok';
4038: }
4039: }
4040: return '';
4041: }
4042:
1.211 albertel 4043: sub group_args {
1.208 raeburn 4044: my ($group) = @_;
1.211 albertel 4045: if ($group eq '') { return ''; }
4046: my $extra_args = '&group='.$group;
1.208 raeburn 4047: if (exists($env{'form.ref'})) {
1.211 albertel 4048: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 4049: }
4050: return $extra_args;
4051: }
4052:
1.237 raeburn 4053: sub get_resource_title {
4054: my ($symb,$feedurl) = @_;
4055: my ($restitle,$plainurl);
4056: if (defined($symb)) {
4057: my $plain_symb = &Apache::lonenc::check_decrypt($symb);
4058: $restitle = &Apache::lonnet::gettitle($plain_symb);
4059: }
4060: if (defined($feedurl)) {
4061: $plainurl = &Apache::lonenc::check_decrypt($feedurl);
4062: }
4063: if (!defined($restitle)) {
4064: if (defined($feedurl)) {
4065: $restitle = &Apache::lonnet::gettitle($plainurl);
4066: }
4067: }
4068: if ($plainurl ne $feedurl) {
4069: my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-);
4070: if ($plain_filename eq $restitle) {
4071: $restitle = &mt('Untitled resource');
4072: }
4073: }
4074: if ($restitle eq '') {
4075: $restitle = &mt('Untitled resource');
4076: }
4077: return $restitle;
4078: }
4079:
1.1 www 4080: 1;
4081: __END__
1.257 jms 4082:
4083:
4084: =pod
4085:
4086: =head1 NAME
4087:
4088: Apache::lonfeedback.pm
4089:
4090: =head1 SYNOPSIS
4091:
4092: Handles feedback from students to instructors and system administrators.
4093:
4094: Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
4095:
4096: Used by lonmsg.pm.
4097:
4098: This is part of the LearningOnline Network with CAPA project
4099: described at http://www.lon-capa.org.
4100:
4101: =head1 OVERVIEW
4102:
4103: None
4104:
4105: =head1 SUBROUTINES
4106:
4107: =over
4108:
4109: =item discussion_open()
4110:
4111: =item discussion_visible()
4112:
4113: =item list_discussion()
4114:
4115: =item send_feedback_link()
4116:
4117: =item send_message_link()
4118:
4119: =item action_links_bar()
4120:
4121: =item postingform_display()
4122:
4123: =item build_posting_display
4124:
4125: =item filter_regexp()
4126:
4127: =item get_post_contents()
4128:
4129: =item replicate_attachments()
4130:
4131: =item mail_screen()
4132:
4133: =item print_display_options()
4134:
4135: =item print_sortfilter_options()
4136:
4137: =item print_showposters()
4138:
4139: =item get_post_versions()
4140:
4141: =item get_post_attachments()
4142:
4143: =item fail_redirect()
4144:
4145: =item redirect_back()
4146:
4147: =item no_redirect_back()
4148:
4149: =item screen_header()
4150:
4151: =item resource_output()
4152:
4153: =item clear_out_html()
4154:
4155: =item assemble_email()
4156:
4157: =item feedback_available()
4158:
4159: =item send_msg()
4160:
4161: =item adddiscuss()
4162:
4163: =item get_discussion_info()
4164:
4165: =item show_preview()
4166:
4167: =item newline_to_br()
4168:
1.283 faziophi 4169: =item tidy_html()
4170:
1.257 jms 4171: =item generate_preview_button()
4172:
4173: =item modify_attachments()
4174:
4175: =item process_attachments()
4176:
4177: =item generate_attachments_button()
4178:
4179: =item extract_attachments()
4180:
4181: =item construct_attachmenturl()
4182:
4183: =item add_blog_checkbox()
4184:
4185: =item has_discussion()
4186:
4187: =item sort_filter_names()
4188:
4189: =item handler()
4190:
4191: =item blocked_reply_or_edit()
4192:
4193: =item wrap_symb()
4194:
4195: =item dewrapper()
4196:
4197: =item get_feedurl()
4198:
4199: =item get_feedurl_and_clean_symb()
4200:
4201: =item editing_allowed()
4202:
4203: =item check_group_priv()
4204:
4205: =item group_args()
4206:
4207: =item get_resource_title()
4208:
4209: =back
4210:
1.258 bisitz 4211: =cut
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