1: # The LearningOnline Network
2: # Communicate
3: #
4: # $Id: loncommunicate.pm,v 1.48 2022/01/18 17:33:13 raeburn Exp $
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:
30: package Apache::loncommunicate;
31:
32: use strict;
33: use Apache::Constants qw(:common);
34: use Apache::lonmsgdisplay();
35: use Apache::loncommon;
36: use Apache::lonlocal;
37: use Apache::lonnet;
38:
39: sub menu {
40: my $r=shift;
41: my $crstype = 'course';
42: my $usertype = 'student';
43: if (defined($env{'course.'.$env{'request.course.id'}.'.type'})) {
44: $crstype = $env{'course.'.$env{'request.course.id'}.'.type'};
45: if ($crstype eq 'Community') {
46: $usertype = 'member';
47: }
48: }
49:
50: my $clientip = &Apache::lonnet::get_requestor_ip($r);
51: my %setters;
52: my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) =
53: &Apache::loncommon::blockcheck(\%setters,'com',$clientip);
54: if ($by_ip) {
55: my $showdom = &Apache::lonnet::domain($blockdom);
56: if ($showdom eq '') {
57: $showdom = $blockdom;
58: }
59: $r->print('<p class="LC_warning">'.
60: &mt('Sending of LON-CAPA messages is blocked for your current IP address: [_1].',$clientip).'</p>'.
61: '<ul><li>'.&mt('Note: communication is being blocked for certain IP address(es).').
62: '</li><li>'.
63: &mt('This restriction was set by an administrator in the [_1] LON-CAPA domain.',$showdom).
64: '</li></ul><br />');
65: }
66:
67: # ------------------------------------------------------------------------ Menu
68: my ($can_srm,$can_dcm,$can_dff);
69: if ($env{'request.course.id'}) {
70: if ((&Apache::lonnet::allowed('srm',$env{'request.course.id'})) ||
71: (&Apache::lonnet::allowed('srm',$env{'request.course.id'}.'/'.
72: $env{'request.course.sec'}))) {
73: $can_srm = 1;
74: }
75: if ((&Apache::lonnet::allowed('dcm',$env{'request.course.id'})) ||
76: (&Apache::lonnet::allowed('dcm',$env{'request.course.id'}.'/'.
77: $env{'request.course.sec'}))) {
78: $can_dcm = 1;
79: }
80: if ((&Apache::lonnet::allowed('dff',$env{'request.course.id'})) ||
81: (&Apache::lonnet::allowed('dff',$env{'request.course.id'}.'/'.
82: $env{'request.course.sec'}))) {
83: $can_dff = 1;
84: }
85: }
86:
87: my @reports;
88: unless ($by_ip) {
89: @reports = (
90: {categorytitle => 'Send Messages',
91: items => [
92: {url => '/adm/email?compose=individual',
93: permission => 'F',
94: icon => 'mail-message-new.png',
95: linktext => 'New Message',
96: linktitle => 'Send a message to users.'},
97:
98: {url => '/adm/email?compose=group',
99: permission => "$can_srm",
100: icon => 'mail-reply-all.png',
101: linktext => 'New Broadcast Message',
102: help => 'Course_Broadcast_Message',
103: linktitle => "Send a broadcast message to members of this $crstype and/or other users."},
104:
105: {url => '/adm/email?compose=upload',
106: permission => "$can_srm",
107: icon => 'fromfile.png',
108: linktext => 'New Messages from File',
109: linktitle => 'Create a message from file and send to users.'},
110: ]},
111: );
112: }
113:
114: if ($can_dff || $can_dcm ){
115: push(@reports,{categorytitle => 'Message Administration',
116: items => [
117: {url => '/adm/email?recordftf=query',
118: permission => "$can_dff",
119: icon => 'messalog.png',
120: linktext => 'Message Log for Selected Users',
121: help => 'Course_Face_To_Face_Records,Course_Critical_Message',
122: linktitle => "User notes, records of face-to-face discussions, critical messages, broadcast messages and archived messages in $crstype."},
123:
124: {url => '/adm/setblock?caller=email',
125: permission => "$can_dcm",
126: icon => 'comblock.png',
127: linktext => 'Communication Blocking',
128: linktitle => "Blocking of $usertype communication during exams."},
129: ]});
130: }
131: if (@reports) {
132: $r->print(&Apache::lonhtmlcommon::generate_menu(@reports));
133: }
134: return;
135: }
136:
137: sub handler {
138: my $r = shift;
139: &Apache::loncommon::content_type($r,'text/html');
140: $r->send_http_header;
141: return OK if $r->header_only;
142: #
143: # Start document
144: #
145:
146: # ----------------------------------------------------------------- Breadcrumbs
147: &Apache::lonhtmlcommon::clear_breadcrumbs();
148: &Apache::lonhtmlcommon::add_breadcrumb
149: ({href=>"/adm/communicate",
150: text=>"Communication/Messages",
151: faq=>12,bug=>'Communication Tools',});
152:
153: # ---------------------------------------------------------------------- Header
154: &Apache::lonmsgdisplay::header($r);
155: &menu($r);
156: &Apache::lonmsgdisplay::disall($r);
157: $r->print(&Apache::loncommon::end_page());
158: return OK;
159: }
160:
161: 1;
162: __END__
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