Annotation of loncom/interface/lonblockingstatus.pm, revision 1.16
1.1 droeschl 1: # The LearningOnline Network with CAPA
2: # displays the blocking status table
3: #
1.16 ! raeburn 4: # $Id: lonblockingstatus.pm,v 1.15 2020/08/10 19:28:21 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);
1.16 ! raeburn 47: map { $activities{$_} = 1; } ('boards','chat','com','blogs','groups','port','printout','docs','grades','passwd','search');
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 $title = 'Communication Blocking Status Information';
54:
1.16 ! raeburn 55: if (($activity eq 'docs') || ($activity eq 'printout') ||
! 56: ($activity eq 'grades') || ($activity eq 'passwd') ||
! 57: ($activity eq 'search')) {
1.8 raeburn 58: $title = 'Blocking Status Information';
1.16 ! raeburn 59: if ($activity eq 'docs') {
! 60: $origurl = $env{'form.url'};
! 61: }
1.8 raeburn 62: }
63: $r->print(&Apache::loncommon::start_page($title,undef,
64: {'only_body' => 1}));
65:
66: if (($activity eq '') || (!$activities{$activity})) {
67: $r->print('<span class="LC_error">'.&mt('Error: unknown activity type blocked').'</span>');
68: } else {
69: $r->print(&blockpage($activity,$origurl));
70: }
1.6 droeschl 71:
1.8 raeburn 72: $r->print(&Apache::loncommon::end_page());
1.6 droeschl 73:
1.1 droeschl 74: return OK;
75: }
1.6 droeschl 76:
77:
78: sub blockpage {
1.8 raeburn 79: my ($activity,$origurl) = @_;
1.6 droeschl 80:
81: # in case of a portfolio block we need to determine the owner of the files
82: # we're trying to look at. This information is passed via query string.
83: my ($uname, $udom);
84:
1.13 raeburn 85: if (($activity eq 'port') ||
86: (($activity eq 'passwd') && ($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))) {
1.8 raeburn 87: &Apache::loncommon::get_unprocessed_cgi(
1.6 droeschl 88: $ENV{'QUERY_STRING'}, ['udom', 'uname'] );
89:
90: ($uname, $udom) = ($env{'form.uname'}, $env{'form.udom'});
1.8 raeburn 91: if (($uname !~ /^$match_username$/) || ($udom !~ /^$match_domain$/)) {
1.13 raeburn 92: if ($activity eq 'port') {
93: return '<span class="LC_error">'.
94: &mt('Information about the owner of the portfolio files you were trying to view was missing or invalid.').
95: '</span><br />'.
96: &mt('Without valid owner information, the reason why access is blocked can not be determined');
97: } else {
98: return '<span class="LC_error">'.
99: &mt('Information about the username and/or domain for which you were trying to reset a password was missing or invalid.').
100: '</span><br />'.
101: &mt('Without valid information, the reason why access is blocked can not be determined');
102: }
1.8 raeburn 103: }
1.6 droeschl 104: }
105:
106:
107: # retrieve start/end of possible active blocking
1.4 kalberla 108: my %setters;
1.8 raeburn 109: my ($startblock,$endblock,$triggerblock) =
1.9 raeburn 110: &Apache::loncommon::blockcheck(\%setters,$activity,$uname,$udom,$origurl);
1.6 droeschl 111:
112: # nothing to do if there's no active blocking
113: unless ($startblock && $endblock) { return ''; }
114:
115: # lookup $activity -> description
116: #possible activity #corresponding description
1.8 raeburn 117: my %descs = (
118: boards => 'Discussion posts in this course',
119: chat => 'Chat Room',
1.14 raeburn 120: com => 'This message',
1.8 raeburn 121: blogs => 'Blogs',
122: groups => 'Groups in this course',
1.11 raeburn 123: printout => 'Printout generation',
1.8 raeburn 124: docs => 'Course Content',
1.13 raeburn 125: passwd => 'Changing of passwords',
1.15 raeburn 126: grades => 'Course Gradebook',
1.16 ! raeburn 127: search => 'Content Search',
1.8 raeburn 128: );
129:
130: if ($activity eq 'groups' || $activity eq 'boards') {
1.12 raeburn 131: if (&Apache::loncommon::course_type() eq 'Community') {
1.15 raeburn 132: $descs{'boards'} = 'Discussion posts in this community';
133: $descs{'groups'} = 'Groups in this community';
134: $descs{'docs'} = 'Community Content';
1.16 ! raeburn 135: $descs{'grades'} = 'Community Gradebook';
1.8 raeburn 136: }
137: }
138:
139: my $description = $descs{$activity};
140: if ($activity eq 'port') {
141: $description = &get_portfolio_category($uname,$udom,\%setters);
142: }
143: if ($description eq '') {
144: $description = 'Communication';
145: }
1.6 droeschl 146:
147: my $showstart = Apache::lonlocal::locallocaltime($startblock);
148: my $showend = Apache::lonlocal::locallocaltime($endblock);
149:
150: my $output;
1.16 ! raeburn 151:
1.8 raeburn 152: if ( ref($description) ne 'ARRAY' ) {
1.6 droeschl 153: #default: $description is one of the above descriptions
1.8 raeburn 154: if ($activity eq 'docs') {
1.9 raeburn 155: $output=&mt( 'Access to the content page you are attempting to'
1.8 raeburn 156: . ' view will be unavailable between [_1] and [_2] because'
1.10 raeburn 157: . ' access to selected '.$description.' is being blocked.'
1.8 raeburn 158: ,$showstart, $showend);
1.16 ! raeburn 159: } elsif (($activity eq 'printout') || ($activity eq 'passwd') ||
! 160: ($activity eq 'grades') || ($activity eq 'search')) {
1.11 raeburn 161: $output = mt( $description
162: . ' will be unavailable between [_1] and [_2] because'
163: . ' this functionality is being blocked.'
164: ,$showstart, $showend);
1.8 raeburn 165: } else {
166: $output = mt( $description
167: . ' will be inaccessible between [_1] and [_2] because'
168: . ' communication is being blocked.'
169: ,$showstart, $showend);
170: }
1.6 droeschl 171: } else {
172: # @$description is is the array returned from get_portfolio_category()
173: # and contains the description (e.g. "Portfolio files belonging to [_1]"
174: # and the value for [_1]
175: $output = mt( $$description[0]
176: . ' will be inaccessible between [_2] and [_3] because'
177: . ' communication is being blocked.'
178: ,$$description[1], $showstart, $showend)
179: }
180:
181: $output = "<p class=\"LC_info\">$output</p>";
182:
183: # show a table containing details, except if user is trying to look
184: # at a different user's portfolio files
185: if ( $activity ne 'port' # no portfolio
186: || ( $uname eq $env{'user.name'} # or own portfolio
187: && $udom eq $env{'user.domain'} )
188: || Apache::lonnet::is_course($udom, $uname) ) # or portfolio of a course
189: {
1.8 raeburn 190: $output .= &build_block_table(\%setters);
1.4 kalberla 191: }
1.6 droeschl 192:
1.5 kalberla 193: return $output;
194: }
195:
196: sub build_block_table {
1.8 raeburn 197: my ($setters) = @_;
1.5 kalberla 198: my %lt = &Apache::lonlocal::texthash(
1.11 raeburn 199: 'cacb' => 'Currently active communication/content blocks',
1.5 kalberla 200: 'cour' => 'Course',
201: 'dura' => 'Duration',
202: 'blse' => 'Block set by'
203: );
204: my $output;
1.6 droeschl 205: $output = Apache::loncommon::start_data_table()
206: . Apache::loncommon::data_table_caption($lt{'cacb'})
207: . Apache::loncommon::start_data_table_header_row()
208: . "<th>$lt{'cour'}</th> <th>$lt{'dura'}</th> <th>$lt{'blse'}</th>"
209: . Apache::loncommon::end_data_table_header_row();
210:
1.5 kalberla 211: foreach my $course (keys(%{$setters})) {
212: my %courseinfo=&Apache::lonnet::coursedescription($course);
213: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
214: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
215: my $fullname = Apache::loncommon::plainname($uname,$udom);
216: if (defined($env{'user.name'}) && defined($env{'user.domain'})
217: && $env{'user.name'} ne 'public'
1.6 droeschl 218: && $env{'user.domain'} ne 'public')
219: {
1.5 kalberla 220: $fullname = Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
221: }
1.11 raeburn 222: my $triggertype = $$setters{$course}{triggers}[$i];
1.8 raeburn 223: if ($triggertype) {
224: $fullname .= &mt(' (triggered by you when starting timer)');
225: }
1.5 kalberla 226: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
227: $openblock = &Apache::lonlocal::locallocaltime($openblock);
228: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
1.6 droeschl 229: my $duration = mt('[_1] to [_2]', $openblock, $closeblock);
230: $output .= Apache::loncommon::start_data_table_row()
231: . "<td>$courseinfo{'description'}</td>"
232: . "<td>$duration</td>"
233: . "<td>$fullname</td>"
234: . Apache::loncommon::end_data_table_row();
1.5 kalberla 235: }
236: }
237: $output .= Apache::loncommon::end_data_table();
1.4 kalberla 238: }
1.1 droeschl 239:
1.6 droeschl 240: sub get_portfolio_category {
241: my ($uname, $udom, $setters) = @_;
242:
243: if ($uname eq $env{'user.name'} && $udom eq $env{'user.domain'}) {
244: # user's portolfio files
245:
246: return 'Your portfolio files';
247:
248: } elsif (Apache::lonnet::is_course($udom, $uname)) {
249: # group portfolio files
250:
251: my $coursedesc;
252:
253: foreach my $course (keys(%{$setters})) {
254: my %courseinfo = Apache::lonnet::coursedescription($course);
255: $coursedesc = $courseinfo{'description'};
256: }
257:
258: return ["Group portfolio in the course '[_1]'", $coursedesc];
259:
260: } else {
261: # different user's portfolio files
262:
263: my $plainname = Apache::loncommon::plainname($uname, $udom);
264:
265: unless ( $env{'user.name'} eq 'public'
266: && $env{'user.domain'} eq 'public' )
267: {
268: $plainname = Apache::loncommon::aboutmewrapper(
269: $plainname, $uname, $udom);
270: }
271:
272: return ['Portfolio files belonging to [_1]', $plainname];
273: }
274: }
275:
1.1 droeschl 276: 1;
277: __END__
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