Annotation of loncom/interface/lonblockingstatus.pm, revision 1.6
1.1 droeschl 1: # The LearningOnline Network with CAPA
2: # displays the blocking status table
3: #
1.6 ! droeschl 4: # $Id: lonblockingstatus.pm,v 1.5 2009/07/27 12:12:48 kalberla Exp $
1.1 droeschl 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: #
28: #
29: package Apache::lonblockingstatus;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use Apache::loncommon();
1.3 kalberla 34: use Apache::lonnet;
35: use Apache::lonlocal;
1.1 droeschl 36:
37: sub handler {
38: my $r = shift;
39: Apache::loncommon::no_cache($r);
40: Apache::loncommon::content_type($r,'text/html');
1.6 ! droeschl 41:
1.1 droeschl 42: $r->send_http_header;
43: return OK if $r->header_only;
44:
1.6 ! droeschl 45: $r->print( Apache::loncommon::start_page(
! 46: 'Communication Blocking Status Information',
! 47: undef, {'only_body' => 1}));
1.1 droeschl 48:
1.6 ! droeschl 49: $r->print(blockpage());
! 50:
1.1 droeschl 51: $r->print(Apache::loncommon::end_page());
1.6 ! droeschl 52:
1.1 droeschl 53: return OK;
54: }
1.6 ! droeschl 55:
! 56:
! 57: sub blockpage {
! 58:
! 59: # determine what kind of blocking we want details for
! 60: Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['activity']);
! 61: my $activity = $env{'form.activity'};
! 62:
! 63: if ($activity !~ /^[a-z]+$/) { return 'Error'; }
! 64:
! 65:
! 66: # in case of a portfolio block we need to determine the owner of the files
! 67: # we're trying to look at. This information is passed via query string.
! 68: my ($uname, $udom);
! 69:
! 70: if ($activity eq 'port') {
! 71: Apache::loncommon::get_unprocessed_cgi(
! 72: $ENV{'QUERY_STRING'}, ['udom', 'uname'] );
! 73:
! 74: ($uname, $udom) = ($env{'form.uname'}, $env{'form.udom'});
! 75: #TODO sanitize input: $uname, $udom
! 76: }
! 77:
! 78:
! 79: # retrieve start/end of possible active blocking
1.4 kalberla 80: my %setters;
1.6 ! droeschl 81: my ($startblock, $endblock) = Apache::loncommon::blockcheck(
! 82: \%setters, $activity, $uname, $udom);
! 83:
! 84: # nothing to do if there's no active blocking
! 85: unless ($startblock && $endblock) { return ''; }
! 86:
! 87: # lookup $activity -> description
! 88: #possible activity #corresponding description
! 89: my $description =
! 90: $activity eq 'boards' ? 'Discussion posts in this course'
! 91: : $activity eq 'chat' ? 'Chat'
! 92: : $activity eq 'msgdisplay' ? 'This message'
! 93: : $activity eq 'blogs' ? 'Blogs'
! 94: : $activity eq 'groups' ? 'Groups in this course'
! 95: : $activity eq 'port' ? get_portfolio_category(
! 96: $uname, $udom, \%setters)
! 97: : 'Communication';
! 98:
! 99: my $showstart = Apache::lonlocal::locallocaltime($startblock);
! 100: my $showend = Apache::lonlocal::locallocaltime($endblock);
! 101:
! 102: my $output;
! 103:
! 104: if ( ref($description) ne 'ARRAY' ) {
! 105: #default: $description is one of the above descriptions
! 106: $output = mt( $description
! 107: . ' will be inaccessible between [_1] and [_2] because'
! 108: . ' communication is being blocked.'
! 109: ,$showstart, $showend);
! 110: } else {
! 111: # @$description is is the array returned from get_portfolio_category()
! 112: # and contains the description (e.g. "Portfolio files belonging to [_1]"
! 113: # and the value for [_1]
! 114: $output = mt( $$description[0]
! 115: . ' will be inaccessible between [_2] and [_3] because'
! 116: . ' communication is being blocked.'
! 117: ,$$description[1], $showstart, $showend)
! 118: }
! 119:
! 120: $output = "<p class=\"LC_info\">$output</p>";
! 121:
! 122: # show a table containing details, except if user is trying to look
! 123: # at a different user's portfolio files
! 124: if ( $activity ne 'port' # no portfolio
! 125: || ( $uname eq $env{'user.name'} # or own portfolio
! 126: && $udom eq $env{'user.domain'} )
! 127: || Apache::lonnet::is_course($udom, $uname) ) # or portfolio of a course
! 128: {
! 129: $output .= build_block_table($startblock,$endblock,\%setters);
1.4 kalberla 130: }
1.6 ! droeschl 131:
1.5 kalberla 132: return $output;
133: }
134:
135: sub build_block_table {
136: my ($startblock,$endblock,$setters) = @_;
137: my %lt = &Apache::lonlocal::texthash(
138: 'cacb' => 'Currently active communication blocks',
139: 'cour' => 'Course',
140: 'dura' => 'Duration',
141: 'blse' => 'Block set by'
142: );
143: my $output;
1.6 ! droeschl 144: $output = Apache::loncommon::start_data_table()
! 145: . Apache::loncommon::data_table_caption($lt{'cacb'})
! 146: . Apache::loncommon::start_data_table_header_row()
! 147: . "<th>$lt{'cour'}</th> <th>$lt{'dura'}</th> <th>$lt{'blse'}</th>"
! 148: . Apache::loncommon::end_data_table_header_row();
! 149:
1.5 kalberla 150: foreach my $course (keys(%{$setters})) {
151: my %courseinfo=&Apache::lonnet::coursedescription($course);
152: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
153: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
154: my $fullname = Apache::loncommon::plainname($uname,$udom);
155: if (defined($env{'user.name'}) && defined($env{'user.domain'})
156: && $env{'user.name'} ne 'public'
1.6 ! droeschl 157: && $env{'user.domain'} ne 'public')
! 158: {
1.5 kalberla 159: $fullname = Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
160: }
161: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
162: $openblock = &Apache::lonlocal::locallocaltime($openblock);
163: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
1.6 ! droeschl 164: my $duration = mt('[_1] to [_2]', $openblock, $closeblock);
! 165: $output .= Apache::loncommon::start_data_table_row()
! 166: . "<td>$courseinfo{'description'}</td>"
! 167: . "<td>$duration</td>"
! 168: . "<td>$fullname</td>"
! 169: . Apache::loncommon::end_data_table_row();
1.5 kalberla 170: }
171: }
172: $output .= Apache::loncommon::end_data_table();
1.4 kalberla 173: }
1.1 droeschl 174:
1.6 ! droeschl 175: sub get_portfolio_category {
! 176: my ($uname, $udom, $setters) = @_;
! 177:
! 178: if ($uname eq $env{'user.name'} && $udom eq $env{'user.domain'}) {
! 179: # user's portolfio files
! 180:
! 181: return 'Your portfolio files';
! 182:
! 183: } elsif (Apache::lonnet::is_course($udom, $uname)) {
! 184: # group portfolio files
! 185:
! 186: my $coursedesc;
! 187:
! 188: foreach my $course (keys(%{$setters})) {
! 189: my %courseinfo = Apache::lonnet::coursedescription($course);
! 190: $coursedesc = $courseinfo{'description'};
! 191: }
! 192:
! 193: return ["Group portfolio in the course '[_1]'", $coursedesc];
! 194:
! 195: } else {
! 196: # different user's portfolio files
! 197:
! 198: my $plainname = Apache::loncommon::plainname($uname, $udom);
! 199:
! 200: unless ( $env{'user.name'} eq 'public'
! 201: && $env{'user.domain'} eq 'public' )
! 202: {
! 203: $plainname = Apache::loncommon::aboutmewrapper(
! 204: $plainname, $uname, $udom);
! 205: }
! 206:
! 207: return ['Portfolio files belonging to [_1]', $plainname];
! 208: }
! 209: }
! 210:
1.1 droeschl 211: 1;
212: __END__
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