Annotation of loncom/interface/lonblockingstatus.pm, revision 1.14.2.3
1.1 droeschl 1: # The LearningOnline Network with CAPA
2: # displays the blocking status table
3: #
1.14.2.3! raeburn 4: # $Id: lonblockingstatus.pm,v 1.14.2.2 2020/09/08 03:57:48 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 $r->header_only;
45:
1.14.2.3! raeburn 46: my (%activities,$activity,$origurl,$origsymb);
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
1.14.2.3! raeburn 50: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['activity','url','symb']);
1.8 raeburn 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'};
1.14.2.3! raeburn 60: $origsymb = $env{'form.symb'};
1.14.2.1 raeburn 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})) {
1.14.2.3! raeburn 67: $r->print('<p class="LC_error">'.&mt('Error: unknown activity type blocked').'</p>');
! 68: } elsif (($activity eq 'docs') && ($origurl eq '') && ($origsymb eq '')) {
! 69: $r->print('<p class="LC_error">'.&mt('Error: could not determine what content was blocked from access').'</p>');
1.8 raeburn 70: } else {
1.14.2.3! raeburn 71: $r->print(&blockpage($activity,$origurl,$origsymb));
1.8 raeburn 72: }
1.6 droeschl 73:
1.8 raeburn 74: $r->print(&Apache::loncommon::end_page());
1.6 droeschl 75:
1.1 droeschl 76: return OK;
77: }
1.6 droeschl 78:
79:
80: sub blockpage {
1.14.2.3! raeburn 81: my ($activity,$origurl,$origsymb) = @_;
1.6 droeschl 82:
83: # in case of a portfolio block we need to determine the owner of the files
84: # we're trying to look at. This information is passed via query string.
85: my ($uname, $udom);
86:
1.13 raeburn 87: if (($activity eq 'port') ||
88: (($activity eq 'passwd') && ($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))) {
1.8 raeburn 89: &Apache::loncommon::get_unprocessed_cgi(
1.6 droeschl 90: $ENV{'QUERY_STRING'}, ['udom', 'uname'] );
91:
92: ($uname, $udom) = ($env{'form.uname'}, $env{'form.udom'});
1.8 raeburn 93: if (($uname !~ /^$match_username$/) || ($udom !~ /^$match_domain$/)) {
1.13 raeburn 94: if ($activity eq 'port') {
95: return '<span class="LC_error">'.
96: &mt('Information about the owner of the portfolio files you were trying to view was missing or invalid.').
97: '</span><br />'.
98: &mt('Without valid owner information, the reason why access is blocked can not be determined');
99: } else {
100: return '<span class="LC_error">'.
101: &mt('Information about the username and/or domain for which you were trying to reset a password was missing or invalid.').
102: '</span><br />'.
103: &mt('Without valid information, the reason why access is blocked can not be determined');
104: }
1.8 raeburn 105: }
1.6 droeschl 106: }
107:
108: # retrieve start/end of possible active blocking
1.14.2.3! raeburn 109: my (%setters,$startblock,$endblock,$triggerblock);
! 110:
! 111: if ($activity eq 'docs') {
! 112: my ($cdom,$cnum);
! 113: if ($env{'request.course.id'}) {
! 114: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
! 115: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
! 116: }
! 117: my $cancheck;
! 118: if (($cdom ne '') && ($cnum ne '')) {
! 119: if ($origsymb =~ m{^uploaded/($match_domain)/($match_courseid)/}) {
! 120: my ($crsdom,$crsnum) = ($1,$2);
! 121: if (($cdom eq $crsdom) && ($cnum eq $crsnum)) {
! 122: $cancheck = 1;
! 123: }
! 124: } else {
! 125: $cancheck = 1;
! 126: }
! 127: }
! 128: if ($cancheck) {
! 129: ($startblock,$endblock,$triggerblock) =
! 130: &Apache::loncommon::blockcheck(\%setters,$activity,$cnum,$cdom,$origurl,1,$origsymb,'blockingstatus');
! 131: } else {
! 132: return '<p class="LC_info">'.&mt('Could not determine why access is blocked.').'</p>';
! 133: }
! 134: } else {
! 135: ($startblock,$endblock,$triggerblock) =
! 136: &Apache::loncommon::blockcheck(\%setters,$activity,$uname,$udom,$origurl,undef,$origsymb,'blockingstatus');
! 137: }
1.6 droeschl 138:
139: # nothing to do if there's no active blocking
1.14.2.3! raeburn 140: unless ($startblock && $endblock) {
! 141: if ($activity eq 'docs') {
! 142: return '<p class="LC_info">'.&mt('Content no longer blocked from access').'</p>';
! 143: }
! 144: return '<p class="LC_info">'.&mt('Access no longer blocked for this activity').'</p>';
! 145: }
1.6 droeschl 146:
147: # lookup $activity -> description
148: #possible activity #corresponding description
1.8 raeburn 149: my %descs = (
150: boards => 'Discussion posts in this course',
151: chat => 'Chat Room',
1.14 raeburn 152: com => 'This message',
1.8 raeburn 153: blogs => 'Blogs',
154: groups => 'Groups in this course',
1.11 raeburn 155: printout => 'Printout generation',
1.8 raeburn 156: docs => 'Course Content',
1.13 raeburn 157: passwd => 'Changing of passwords',
1.8 raeburn 158: );
159:
160: if ($activity eq 'groups' || $activity eq 'boards') {
1.12 raeburn 161: if (&Apache::loncommon::course_type() eq 'Community') {
1.14.2.2 raeburn 162: $descs{'boards'} = 'Discussion posts in this community';
163: $descs{'groups'} = 'Groups in this community';
164: $descs{'docs'} = 'Community Content';
1.8 raeburn 165: }
166: }
167:
168: my $description = $descs{$activity};
169: if ($activity eq 'port') {
170: $description = &get_portfolio_category($uname,$udom,\%setters);
171: }
172: if ($description eq '') {
173: $description = 'Communication';
174: }
1.6 droeschl 175:
176: my $showstart = Apache::lonlocal::locallocaltime($startblock);
177: my $showend = Apache::lonlocal::locallocaltime($endblock);
178:
179: my $output;
180:
1.8 raeburn 181: if ( ref($description) ne 'ARRAY' ) {
1.6 droeschl 182: #default: $description is one of the above descriptions
1.8 raeburn 183: if ($activity eq 'docs') {
1.9 raeburn 184: $output=&mt( 'Access to the content page you are attempting to'
1.8 raeburn 185: . ' view will be unavailable between [_1] and [_2] because'
1.10 raeburn 186: . ' access to selected '.$description.' is being blocked.'
1.8 raeburn 187: ,$showstart, $showend);
1.13 raeburn 188: } elsif (($activity eq 'printout') || ($activity eq 'passwd')) {
1.11 raeburn 189: $output = mt( $description
190: . ' will be unavailable between [_1] and [_2] because'
191: . ' this functionality is being blocked.'
192: ,$showstart, $showend);
1.8 raeburn 193: } else {
194: $output = mt( $description
195: . ' will be inaccessible between [_1] and [_2] because'
196: . ' communication is being blocked.'
197: ,$showstart, $showend);
198: }
1.6 droeschl 199: } else {
200: # @$description is is the array returned from get_portfolio_category()
201: # and contains the description (e.g. "Portfolio files belonging to [_1]"
202: # and the value for [_1]
203: $output = mt( $$description[0]
204: . ' will be inaccessible between [_2] and [_3] because'
205: . ' communication is being blocked.'
206: ,$$description[1], $showstart, $showend)
207: }
208:
209: $output = "<p class=\"LC_info\">$output</p>";
210:
211: # show a table containing details, except if user is trying to look
212: # at a different user's portfolio files
213: if ( $activity ne 'port' # no portfolio
214: || ( $uname eq $env{'user.name'} # or own portfolio
215: && $udom eq $env{'user.domain'} )
216: || Apache::lonnet::is_course($udom, $uname) ) # or portfolio of a course
217: {
1.8 raeburn 218: $output .= &build_block_table(\%setters);
1.4 kalberla 219: }
1.6 droeschl 220:
1.5 kalberla 221: return $output;
222: }
223:
224: sub build_block_table {
1.8 raeburn 225: my ($setters) = @_;
1.5 kalberla 226: my %lt = &Apache::lonlocal::texthash(
1.11 raeburn 227: 'cacb' => 'Currently active communication/content blocks',
1.5 kalberla 228: 'cour' => 'Course',
229: 'dura' => 'Duration',
230: 'blse' => 'Block set by'
231: );
232: my $output;
1.6 droeschl 233: $output = Apache::loncommon::start_data_table()
234: . Apache::loncommon::data_table_caption($lt{'cacb'})
235: . Apache::loncommon::start_data_table_header_row()
236: . "<th>$lt{'cour'}</th> <th>$lt{'dura'}</th> <th>$lt{'blse'}</th>"
237: . Apache::loncommon::end_data_table_header_row();
238:
1.5 kalberla 239: foreach my $course (keys(%{$setters})) {
240: my %courseinfo=&Apache::lonnet::coursedescription($course);
241: for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
242: my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
243: my $fullname = Apache::loncommon::plainname($uname,$udom);
244: if (defined($env{'user.name'}) && defined($env{'user.domain'})
245: && $env{'user.name'} ne 'public'
1.6 droeschl 246: && $env{'user.domain'} ne 'public')
247: {
1.5 kalberla 248: $fullname = Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
249: }
1.11 raeburn 250: my $triggertype = $$setters{$course}{triggers}[$i];
1.8 raeburn 251: if ($triggertype) {
252: $fullname .= &mt(' (triggered by you when starting timer)');
253: }
1.5 kalberla 254: my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]};
255: $openblock = &Apache::lonlocal::locallocaltime($openblock);
256: $closeblock= &Apache::lonlocal::locallocaltime($closeblock);
1.6 droeschl 257: my $duration = mt('[_1] to [_2]', $openblock, $closeblock);
258: $output .= Apache::loncommon::start_data_table_row()
259: . "<td>$courseinfo{'description'}</td>"
260: . "<td>$duration</td>"
261: . "<td>$fullname</td>"
262: . Apache::loncommon::end_data_table_row();
1.5 kalberla 263: }
264: }
265: $output .= Apache::loncommon::end_data_table();
1.4 kalberla 266: }
1.1 droeschl 267:
1.6 droeschl 268: sub get_portfolio_category {
269: my ($uname, $udom, $setters) = @_;
270:
271: if ($uname eq $env{'user.name'} && $udom eq $env{'user.domain'}) {
272: # user's portolfio files
273:
274: return 'Your portfolio files';
275:
276: } elsif (Apache::lonnet::is_course($udom, $uname)) {
277: # group portfolio files
278:
279: my $coursedesc;
280:
281: foreach my $course (keys(%{$setters})) {
282: my %courseinfo = Apache::lonnet::coursedescription($course);
283: $coursedesc = $courseinfo{'description'};
284: }
285:
286: return ["Group portfolio in the course '[_1]'", $coursedesc];
287:
288: } else {
289: # different user's portfolio files
290:
291: my $plainname = Apache::loncommon::plainname($uname, $udom);
292:
293: unless ( $env{'user.name'} eq 'public'
294: && $env{'user.domain'} eq 'public' )
295: {
296: $plainname = Apache::loncommon::aboutmewrapper(
297: $plainname, $uname, $udom);
298: }
299:
300: return ['Portfolio files belonging to [_1]', $plainname];
301: }
302: }
303:
1.1 droeschl 304: 1;
305: __END__
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