Annotation of loncom/auth/lonlogout.pm, revision 1.29
1.1 www 1: # The LearningOnline Network
2: # Logout Handler
1.3 www 3: #
1.29 ! albertel 4: # $Id: lonlogout.pm,v 1.28 2007/10/01 20:36:37 albertel Exp $
1.3 www 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: #
1.1 www 28:
29: package Apache::lonlogout;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use Apache::File;
34: use Apache::lonnet;
1.2 www 35: use Apache::lonmenu;
1.1 www 36: use CGI::Cookie();
1.11 www 37: use Apache::lonlocal;
1.1 www 38:
39: sub handler {
40: my $r = shift;
41:
1.17 albertel 42: #Check for cookie
1.1 www 43: my $requrl=$r->uri;
1.29 ! albertel 44: my $handle = &Apache::lonnet::check_for_valid_session($r);
1.17 albertel 45: #check if cookie still valid
1.29 ! albertel 46: if ($handle eq '') {
1.17 albertel 47: $r->log_reason("Cookie $handle not valid", $r->filename);
48: return FORBIDDEN;
49: }
50:
51: #we've got a valid user
52: my @profile;
1.29 ! albertel 53: my $lonidsdir=$r->dir_config('lonIDsDir');
1.21 albertel 54: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
1.17 albertel 55: unlink("$lonidsdir/$handle.id");
56: my %temp=('logout' => time);
57: &Apache::lonnet::put('email_status',\%temp);
1.21 albertel 58: &Apache::lonnet::log($env{'user.domain'},
59: $env{'user.name'},
60: $env{'user.home'},
1.17 albertel 61: "Logout $ENV{'REMOTE_ADDR'}");
1.25 albertel 62:
1.17 albertel 63: &Apache::loncommon::content_type($r,'text/html');
1.25 albertel 64:
65: #expire the cookie
66: my $c = new CGI::Cookie(-name => 'lonID',
67: -value => '',
68: -expires => '-10y',);
69: $r->header_out('Set-cookie' => $c);
70:
1.17 albertel 71: $r->send_http_header;
72: return OK if $r->header_only;
1.2 www 73: # -------------------------------------------------------- Menu script and info
74:
75: my $windowinfo=&Apache::lonmenu::close();
1.13 albertel 76: $windowinfo.=&Apache::lonnavmaps::close();
1.6 www 77: # ---------------------------------------------------------------- Get handover
78: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['handover']);
79: my $switch='';
1.18 albertel 80: my $start_page='';
1.7 www 81: my $relogmessage='';
1.14 albertel 82: if ($env{'form.handover'}) {
1.17 albertel 83: $switch='<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.
84: $env{'form.handover'}.'">';
85: $start_page=&Apache::loncommon::start_page('Switching Server ...',
86: $switch);
87: } else {
1.19 albertel 88: $start_page=&Apache::loncommon::start_page('Logged Out',undef,
89: {'no_inline_link' => 1,});
1.17 albertel 90: my %lt=&Apache::lonlocal::texthash('gb' => 'Goodbye',
91: 'cw' => 'close this window',
92: 'li' => 'log in again',
93: 'pe' => 'Please either',
94: 'or' => 'or');
1.26 albertel 95:
96: $relogmessage.=(<<ENDRELOG);
1.17 albertel 97: <h1>$lt{'gb'}!</h1>
1.26 albertel 98: ENDRELOG
99:
100: if (!$env{'request.sso.norelogin'}) {
101: my $relogin_server;
102: if ($env{'request.sso.reloginserver'}) {
103: $relogin_server = $env{'request.sso.reloginserver'};
104: }
105: my $login_url = $relogin_server.'/adm/'.
106: ($env{'request.sso.login'} ? 'roles': 'login');
107:
108: $relogmessage.=(<<ENDRELOG);
1.17 albertel 109: $lt{'pe'} <a href="javascript:self.close();">$lt{'cw'}</a> $lt{'or'}
1.21 albertel 110: <a href="$login_url?domain=$env{'user.domain'}">$lt{'li'}</a>.
1.7 www 111: ENDRELOG
1.20 albertel 112:
1.26 albertel 113: }
114: my $domain = $env{'user.domain'};
1.20 albertel 115: if ($env{'request.sso.login'}
1.26 albertel 116: && defined($r->dir_config("lonSSOUserLogoutMessageFile_$domain"))) {
117: open(my $fh,$r->dir_config("lonSSOUserLogoutMessageFile_$domain"));
118: $relogmessage.= join('',<$fh>);
119: }
120: if ($env{'request.sso.login'}
1.27 albertel 121: && defined($r->dir_config('lonSSOUserLogoutMessageFile'))) {
1.20 albertel 122: open(my $fh,$r->dir_config('lonSSOUserLogoutMessageFile'));
123: $relogmessage.= join('',<$fh>);
124: }
125:
1.17 albertel 126: }
1.18 albertel 127: my $end_page=&Apache::loncommon::end_page();
1.2 www 128: # --------------------------------------------------------------- Screen Output
1.17 albertel 129: $r->print(<<ENDDOCUMENT);
1.16 albertel 130: $start_page
1.2 www 131: $windowinfo
1.7 www 132: $relogmessage
1.16 albertel 133: $end_page
1.1 www 134: ENDDOCUMENT
1.28 albertel 135: $r->register_cleanup(\&flush_course_logs);
136: return OK;
137: }
138:
139: sub flush_course_logs {
1.17 albertel 140: &Apache::lonnet::flushcourselogs();
1.28 albertel 141: return OK;
1.1 www 142: }
143:
144: 1;
145: __END__
146:
147:
148:
149:
150:
151:
152:
153:
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