# The LearningOnline Network
# Starts a user off based of an existing token.
#
# $Id: migrateuser.pm,v 1.11 2007/09/29 02:09:50 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
package Apache::migrateuser;
use strict;
use LONCAPA;
use Apache::Constants qw(:common :http :methods);
use Apache::lonauth;
use Apache::lonnet;
use Apache::lonlocal;
sub goto_login {
my ($r) = @_;
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
$r->print(&Apache::loncommon::start_page('Going to login',undef,
{'redirect' =>
[0,'/adm/login'],}).
'<h1>'.&mt('One moment please...').'</h1>'.
'<p>'.&mt('Transferring to login page.').'</p>'.
&Apache::loncommon::end_page());
return OK;
}
sub sso_check {
my ($data) = @_;
my %extra_env;
if ($data->{'sso.login'}) {
$extra_env{'request.sso.login'} = $data->{'sso.login'};
}
if ($data->{'sso.reloginserver'}) {
$extra_env{'request.sso.reloginserver'} =
$data->{'sso.reloginserver'};
}
return \%extra_env;
}
sub handler {
my ($r) = @_;
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['token']);
my %data = &Apache::lonnet::tmpget($env{'form.token'});
my $delete = &Apache::lonnet::tmpdel($env{'form.token'});
&Apache::lonlocal::get_language_handle($r);
if ($delete ne 'ok') {
return &goto_login($r);
}
if ($data{'ip'} ne $ENV{'REMOTE_ADDR'} || !defined($data{'username'}) ||
!defined($data{'domain'}) ) {
return &goto_login($r);
}
&Apache::lonnet::logthis("Allowing access for $data{'username'}\@$data{'domain'} to $data{'role'}");
my $home=&Apache::lonnet::homeserver($data{'username'},$data{'domain'});
if ($home =~ /(con_lost|no_such_host)/) { return &goto_login($r); }
my $extra_env = &sso_check(\%data);
if (!$data{'role'}) {
# check for exisiting valid session
my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
my $lonid=$cookies{'lonID'};
my $handle;
if ($lonid) {
$handle=&LONCAPA::clean_handle($lonid->value);
}
if ($lonid
&& -e $r->dir_config('lonIDsDir').'/'.$handle.'.id'
&& $handle ne '') {
&Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'),
$handle);
if ($env{'request.course.id'}) {
$r->internal_redirect('/adm/navmaps');
} else {
$r->internal_redirect('/adm/roles');
}
} else {
&Apache::lonauth::success($r,$data{'username'},$data{'domain'},
$home,'/adm/roles',$extra_env);
}
return OK;
}
my $next_url='/adm/roles?selectrole=1&'.&escape($data{'role'}).'=1';
&Apache::lonauth::success($r,$data{'username'},$data{'domain'},$home,
$next_url,$extra_env);
return OK;
}
1;
__END__
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