Annotation of loncom/interface/lonblockingstatus.pm, revision 1.14.2.1
1.1 droeschl 1: # The LearningOnline Network with CAPA
2: # displays the blocking status table
3: #
1.14.2.1! raeburn 4: # $Id: lonblockingstatus.pm,v 1.14 2020/01/23 23:48:12 raeburn 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;
1.8 raeburn 36: use LONCAPA qw(:DEFAULT :match);
1.1 droeschl 37:
38: sub handler {
39: my $r = shift;
1.8 raeburn 40: &Apache::loncommon::no_cache($r);
41: &Apache::loncommon::content_type($r,'text/html');
1.6 droeschl 42:
1.1 droeschl 43: $r->send_http_header;
44: return OK if $r->header_only;
45:
1.8 raeburn 46: my (%activities,$activity,$origurl);
1.14 raeburn 47: map { $activities{$_} = 1; } ('boards','chat','com','blogs','groups','port','printout','docs','passwd');
1.1 droeschl 48:
1.8 raeburn 49: # determine what kind of blocking we want details for
50: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['activity','url']);
51: $activity = $env{'form.activity'};
52:
53: my $title = 'Communication Blocking Status Information';
54:
1.14.2.1! raeburn 55: if (($activity eq 'docs') || ($activity eq 'printout') ||
! 56: ($activity eq 'passwd')) {
1.8 raeburn 57: $title = 'Blocking Status Information';
1.14.2.1! raeburn 58: if ($activity eq 'docs') {
! 59: $origurl = $env{'form.url'};
! 60: }
1.8 raeburn 61: }
62: $r->print(&Apache::loncommon::start_page($title,undef,
63: {'only_body' => 1}));
64:
65: if (($activity eq '') || (!$activities{$activity})) {
66: $r->print('<span class="LC_error">'.&mt('Error: unknown activity type blocked').'</span>');
67: } else {
68: $r->print(&blockpage($activity,$origurl));
69: }
1.6 droeschl 70:
1.8 raeburn 71: $r->print(&Apache::loncommon::end_page());
1.6 droeschl 72:
1.1 droeschl 73: return OK;
74: }
1.6 droeschl 75:
76:
77: sub blockpage {
1.8 raeburn 78: my ($activity,$origurl) = @_;
1.6 droeschl 79:
80: # in case of a portfolio block we need to determine the owner of the files
81: # we're trying to look at. This information is passed via query string.
82: my ($uname, $udom);
83:
1.13 raeburn 84: if (($activity eq 'port') ||
85: (($activity eq 'passwd') && ($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))) {
1.8 raeburn 86: &Apache::loncommon::get_unprocessed_cgi(
1.6 droeschl 87: $ENV{'QUERY_STRING'}, ['udom', 'uname'] );
88:
89: ($uname, $udom) = ($env{'form.uname'}, $env{'form.udom'});
1.8 raeburn 90: if (($uname !~ /^$match_username$/) || ($udom !~ /^$match_domain$/)) {
1.13 raeburn 91: if ($activity eq 'port') {
92: return '<span class="LC_error">'.
93: &mt('Information about the owner of the portfolio files you were trying to view was missing or invalid.').
94: '</span><br />'.
95: &mt('Without valid owner information, the reason why access is blocked can not be determined');
96: } else {
97: return '<span class="LC_error">'.
98: &mt('Information about the username and/or domain for which you were trying to reset a password was missing or invalid.').
99: '</span><br />'.
100: &mt('Without valid information, the reason why access is blocked can not be determined');
101: }
1.8 raeburn 102: }
1.6 droeschl 103: }
104:
105:
106: # retrieve start/end of possible active blocking
1.4 kalberla 107: my %setters;
1.8 raeburn 108: my ($startblock,$endblock,$triggerblock) =
1.9 raeburn 109: &Apache::loncommon::blockcheck(\%setters,$activity,$uname,$udom,$origurl);
1.6 droeschl 110:
111: # nothing to do if there's no active blocking
112: unless ($startblock && $endblock) { return ''; }
113:
114: # lookup $activity -> description
115: #possible activity #corresponding description
1.8 raeburn 116: my %descs = (
117: boards => 'Discussion posts in this course',
118: chat => 'Chat Room',
1.14 raeburn 119: com => 'This message',
1.8 raeburn 120: blogs => 'Blogs',
121: groups => 'Groups in this course',
1.11 raeburn 122: printout => 'Printout generation',
1.8 raeburn 123: docs => 'Course Content',
1.13 raeburn 124: passwd => 'Changing of passwords',
1.8 raeburn 125: );
126:
127: if ($activity eq 'groups' || $activity eq 'boards') {
1.12 raeburn 128: if (&Apache::loncommon::course_type() eq 'Community') {
1.8 raeburn 129: $descs{'boards'} = 'Discussion posts in this community',
130: $descs{'groups'} = 'Groups in this community',
131: $descs{'docs'} = 'Community Content',
132: }
133: }
134:
135: my $description = $descs{$activity};
136: if ($activity eq 'port') {
137: $description = &get_portfolio_category($uname,$udom,\%setters);
138: }
139: if ($description eq '') {
140: $description = 'Communication';
141: }
1.6 droeschl 142:
143: my $showstart = Apache::lonlocal::locallocaltime($startblock);
144: my $showend = Apache::lonlocal::locallocaltime($endblock);
145:
146: my $output;
147:
1.8 raeburn 148: if ( ref($description) ne 'ARRAY' ) {
1.6 droeschl 149: #default: $description is one of the above descriptions
1.8 raeburn 150: if ($activity eq 'docs') {
1.9 raeburn 151: $output=&mt( 'Access to the content page you are attempting to'
1.8 raeburn 152: . ' view will be unavailable between [_1] and [_2] because'
1.10 raeburn 153: . ' access to selected '.$description.' is being blocked.'
1.8 raeburn 154: ,$showstart, $showend);
1.13 raeburn 155: } elsif (($activity eq 'printout') || ($activity eq 'passwd')) {
1.11 raeburn 156: $output = mt( $description
157: . ' will be unavailable between [_1] and [_2] because'
158: . ' this functionality is being blocked.'
159: ,$showstart, $showend);
1.8 raeburn 160: } else {
161: $output = mt( $description
162: . ' will be inaccessible between [_1] and [_2] because'
163: . ' communication is being blocked.'
164: ,$showstart, $showend);
165: }
1.6 droeschl 166: } else {
167: # @$description is is the array returned from get_portfolio_category()
168: # and contains the description (e.g. "Portfolio files belonging to [_1]"
169: # and the value for [_1]
170: $output = mt( $$description[0]
171: . ' will be inaccessible between [_2] and [_3] because'
172: . ' communication is being blocked.'
173: ,$$description[1], $showstart, $showend)
174: }
175:
176: $output = "<p class=\"LC_info\">$output</p>";
177:
178: # show a table containing details, except if user is trying to look
179: # at a different user's portfolio files
180: if ( $activity ne 'port' # no portfolio
181: || ( $uname eq $env{'user.name'} # or own portfolio
182: && $udom eq $env{'user.domain'} )
183: || Apache::lonnet::is_course($udom, $uname) ) # or portfolio of a course
184: {
1.8 raeburn 185: $output .= &build_block_table(\%setters);
1.4 kalberla 186: }
1.6 droeschl 187:
1.5 kalberla 188: return $output;
189: }
190:
191: sub build_block_table {
1.8 raeburn 192: my ($setters) = @_;
1.5 kalberla 193: my %lt = &Apache::lonlocal::texthash(
1.11 raeburn 194: 'cacb' => 'Currently active communication/content blocks',
1.5 kalberla 195: 'cour' => 'Course',
196: 'dura' => 'Duration',
197: 'blse' => 'Block set by'
198: );
199: my $output;
1.6 droeschl 200: $output = Apache::loncommon::start_data_table()
201: . Apache::loncommon::data_table_caption($lt{'cacb'})
202: . Apache::loncommon::start_data_table_header_row()
203: . "<th>$lt{'cour'}</th> <th>$lt{'dura'}</th> <th>$lt{'blse'}</th>"
204: . Apache::loncommon::end_data_table_header_row();
205:
1.5 kalberla 206: foreach my $course (keys(%{$setters})) {
207: my %courseinfo=&Apache::lonnet::coursedescription($course);
208: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
209: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
210: my $fullname = Apache::loncommon::plainname($uname,$udom);
211: if (defined($env{'user.name'}) && defined($env{'user.domain'})
212: && $env{'user.name'} ne 'public'
1.6 droeschl 213: && $env{'user.domain'} ne 'public')
214: {
1.5 kalberla 215: $fullname = Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
216: }
1.11 raeburn 217: my $triggertype = $$setters{$course}{triggers}[$i];
1.8 raeburn 218: if ($triggertype) {
219: $fullname .= &mt(' (triggered by you when starting timer)');
220: }
1.5 kalberla 221: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
222: $openblock = &Apache::lonlocal::locallocaltime($openblock);
223: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
1.6 droeschl 224: my $duration = mt('[_1] to [_2]', $openblock, $closeblock);
225: $output .= Apache::loncommon::start_data_table_row()
226: . "<td>$courseinfo{'description'}</td>"
227: . "<td>$duration</td>"
228: . "<td>$fullname</td>"
229: . Apache::loncommon::end_data_table_row();
1.5 kalberla 230: }
231: }
232: $output .= Apache::loncommon::end_data_table();
1.4 kalberla 233: }
1.1 droeschl 234:
1.6 droeschl 235: sub get_portfolio_category {
236: my ($uname, $udom, $setters) = @_;
237:
238: if ($uname eq $env{'user.name'} && $udom eq $env{'user.domain'}) {
239: # user's portolfio files
240:
241: return 'Your portfolio files';
242:
243: } elsif (Apache::lonnet::is_course($udom, $uname)) {
244: # group portfolio files
245:
246: my $coursedesc;
247:
248: foreach my $course (keys(%{$setters})) {
249: my %courseinfo = Apache::lonnet::coursedescription($course);
250: $coursedesc = $courseinfo{'description'};
251: }
252:
253: return ["Group portfolio in the course '[_1]'", $coursedesc];
254:
255: } else {
256: # different user's portfolio files
257:
258: my $plainname = Apache::loncommon::plainname($uname, $udom);
259:
260: unless ( $env{'user.name'} eq 'public'
261: && $env{'user.domain'} eq 'public' )
262: {
263: $plainname = Apache::loncommon::aboutmewrapper(
264: $plainname, $uname, $udom);
265: }
266:
267: return ['Portfolio files belonging to [_1]', $plainname];
268: }
269: }
270:
1.1 droeschl 271: 1;
272: __END__
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