version 1.15, 2005/09/20 07:33:54
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version 1.50, 2017/02/25 20:00:36
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# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
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# |
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=head1 NAME |
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Apache::lonlogout |
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=head1 SYNOPSIS |
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This is part of the LearningOnline Network with CAPA project |
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described at http://www.lon-capa.org. |
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=cut |
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package Apache::lonlogout; |
package Apache::lonlogout; |
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use strict; |
use strict; |
Line 39 use Apache::lonlocal;
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Line 52 use Apache::lonlocal;
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sub handler { |
sub handler { |
my $r = shift; |
my $r = shift; |
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#Check for cookie |
my $requrl=$r->uri; |
my $requrl=$r->uri; |
my %cookies=CGI::Cookie->parse($r->header_in('Cookie')); |
my $handle = &Apache::lonnet::check_for_valid_session($r); |
my $lonid=$cookies{'lonID'}; |
#check if cookie still valid |
my $cookie; |
if ($handle eq '') { |
if ($lonid) { |
$r->log_reason("Cookie $handle not valid", $r->filename); |
my $handle=$lonid->value; |
return FORBIDDEN; |
$handle=~s/\W//g; |
} |
my $lonidsdir=$r->dir_config('lonIDsDir'); |
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if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) { |
#we've got a valid user |
my @profile; |
#any locks in place? |
my %sessionhash; |
my $locknum=&Apache::lonnet::get_locks(); |
{ |
if ($locknum) { return 409; } |
my $idf=Apache::File->new("$lonidsdir/$handle.id"); |
#nope, go ahead |
@profile=<$idf>; |
my @profile; |
} |
my $lonidsdir=$r->dir_config('lonIDsDir'); |
my $envi; |
&Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle); |
for ($envi=0;$envi<=$#profile;$envi++) { |
unlink("$lonidsdir/$handle.id"); |
chomp($profile[$envi]); |
if ($env{'user.linkedenv'} ne '') { |
my ($envname,$envvalue)=split(/=/,$profile[$envi]); |
my $lonhost = $r->dir_config('lonHostID'); |
$sessionhash{$envname}=$envvalue; |
if ((-l $env{'user.linkedenv'}) && |
} |
(readlink($env{'user.linkedenv'}) eq "$lonidsdir/$handle.id")) { |
unlink("$lonidsdir/$handle.id"); |
unlink($env{'user.linkedenv'}); |
my %temp=('logout' => time); |
} |
&Apache::lonnet::put('email_status',\%temp); |
} |
&Apache::lonnet::log($sessionhash{'user.domain'}, |
if (!$Apache::lonlocal::lh) { |
$sessionhash{'user.name'}, |
&Apache::lonlocal::get_language_handle($r); |
$sessionhash{'user.home'}, |
} |
"Logout $ENV{'REMOTE_ADDR'}"); |
my %temp=('logout' => time); |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::lonnet::put('email_status',\%temp); |
$r->send_http_header; |
&Apache::lonnet::log($env{'user.domain'}, |
return OK if $r->header_only; |
$env{'user.name'}, |
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$env{'user.home'}, |
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"Logout $ENV{'REMOTE_ADDR'}"); |
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&Apache::loncommon::content_type($r,'text/html'); |
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#expire the cookie |
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my $name = 'lonID'; |
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if (($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')) { |
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$name = 'lonPubID'; |
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} |
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my $c = new CGI::Cookie(-name => $name, |
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-value => '', |
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-expires => '-10y',); |
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$r->headers_out->add('Set-cookie' => $c); |
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if (($name eq 'lonID') && ($env{'user.linkeenv'})) { |
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my $other = new CGI::Cookie(-name => 'lonLinkID', |
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-value => '', |
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-expires => '-10y',); |
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$r->headers_out->add('Set-cookie' => $other); |
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} |
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$r->send_http_header; |
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return OK if $r->header_only; |
# -------------------------------------------------------- Menu script and info |
# -------------------------------------------------------- Menu script and info |
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my $windowinfo=&Apache::lonmenu::close(); |
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$windowinfo.=&Apache::lonnavmaps::close(); |
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# ---------------------------------------------------------------- Get handover |
# ---------------------------------------------------------------- Get handover |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['handover']); |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['handover']); |
my $switch=''; |
my $switch=''; |
my $bodytag=''; |
my $start_page=''; |
my $relogmessage=''; |
my $relogmessage=''; |
if ($env{'form.handover'}) { |
if ($env{'form.handover'}) { |
$switch='<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='. |
$switch='<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='. |
$env{'form.handover'}.'">'; |
$env{'form.handover'}.'" />'; |
$bodytag=&Apache::loncommon::bodytag('Switching Server ...'); |
$start_page=&Apache::loncommon::start_page('Switching Server ...', |
} else { |
$switch); |
$bodytag=&Apache::loncommon::bodytag('Logged Out'); |
} else { |
my %lt=&Apache::lonlocal::texthash('gb' => 'Goodbye', |
my $domain = $env{'user.domain'}; |
'cw' => 'close this window', |
my $headextra; |
'li' => 'log in again', |
if ($env{'request.sso.login'} |
'pe' => 'Please either', |
&& defined($r->dir_config("lonSSOUserLogoutHeadFile_$domain"))) { |
'or' => 'or'); |
if (open(my $fh,$r->dir_config("lonSSOUserLogoutHeadFile_$domain"))) { |
$relogmessage=(<<ENDRELOG); |
$headextra = join('',<$fh>); |
<h1>$lt{'gb'}!</h1> |
close($fh); |
$lt{'pe'} <a href="javascript:self.close();">$lt{'cw'}</a> $lt{'or'} |
} |
<a href="/adm/login?domain=$sessionhash{'user.domain'}">$lt{'li'}</a>. |
} |
ENDRELOG |
if ($env{'request.sso.login'} |
} |
&& defined($r->dir_config('lonSSOUserLogoutHeadFile'))) { |
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if (open(my $fh,$r->dir_config('lonSSOUserLogoutHeadFile'))) { |
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$headextra.= join('',<$fh>); |
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close($fh); |
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} |
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} |
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$start_page=&Apache::loncommon::start_page('Logged Out',$headextra, |
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{'no_nav_bar' => 1,}); |
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$relogmessage.='<h1>'.&mt('Goodbye').'</h1>' |
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.'<p>'.&mt('Thank you for using LON-CAPA.').'</p>'; |
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if (!$env{'request.sso.norelogin'}) { |
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my ($relogin_server,$login_url); |
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if ($env{'request.sso.reloginserver'}) { |
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$relogin_server = $env{'request.sso.reloginserver'}; |
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} else { |
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my %domdefaults = &Apache::lonnet::get_domain_defaults($domain); |
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if ($domdefaults{'portal_def'}) { |
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$login_url = $domdefaults{'portal_def'}; |
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} else { |
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my $checkloginvia = 1; |
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my ($lonhost,$server,$path,$isredirect) = |
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&Apache::lonnet::choose_server($domain,$checkloginvia); |
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if ($server && $lonhost) { |
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$login_url = $Apache::lonnet::protocol{$lonhost}. |
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'://'.$server.$path; |
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if (($path eq '') && (!$isredirect)) { |
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my $serverhomeID = |
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&Apache::lonnet::get_server_homeID($server); |
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my $serverhomedom = |
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&Apache::lonnet::host_domain($serverhomeID); |
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if ($serverhomedom ne $domain) { |
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$path = '/adm/login'; |
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$login_url .= $path; |
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} |
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} |
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if ($path eq '/adm/login' && $domain ne '') { |
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$login_url .= '?domain='.$domain; |
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} |
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} |
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} |
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} |
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if ($login_url eq '') { |
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$login_url = $relogin_server.'/adm/'. |
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($env{'request.sso.login'} ? 'roles': 'login?domain='.$domain); |
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} |
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$relogmessage.='<p>'.&mt('You have been successfully logged out.').' ' |
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.&mt('You can [_1]close this window[_2] now.' |
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,'','') # ,'<a href="javascript:self.close();">','</a>') |
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.'</p>'; |
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=pod |
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=head1 NOTES: |
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'<a href="javascript:self.close();">','</a>' |
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Due to security reasons in new web browsers a window could only be closed with javascript, if this window has also been opened with javascript. This is not done here which means that in most cases the close link will not work. Unless we find another solution, this link should not be offered. (Stefan Bisitz, 2008-08-01) |
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=cut |
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$relogmessage.='<p>'.&mt('[_1]Log in again[_2]' |
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,'<a href="'.$login_url.'">','</a>') |
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.'</p>'; |
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} |
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if ($env{'request.sso.login'} |
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&& defined($r->dir_config("lonSSOUserLogoutMessageFile_$domain"))) { |
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if (open(my $fh,$r->dir_config("lonSSOUserLogoutMessageFile_$domain"))) { |
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$relogmessage.= join('',<$fh>); |
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close($fh); |
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} |
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} |
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if ($env{'request.sso.login'} |
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&& defined($r->dir_config('lonSSOUserLogoutMessageFile'))) { |
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if (open(my $fh,$r->dir_config('lonSSOUserLogoutMessageFile'))) { |
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$relogmessage.= join('',<$fh>); |
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close($fh); |
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} |
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} |
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} |
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my $end_page=&Apache::loncommon::end_page(); |
# --------------------------------------------------------------- Screen Output |
# --------------------------------------------------------------- Screen Output |
$r->print(<<ENDDOCUMENT); |
$r->print(<<ENDDOCUMENT); |
<html> |
$start_page |
<head><title>The LearningOnline Network with CAPA Logout</title> |
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$switch |
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</head> |
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$bodytag |
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$windowinfo |
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$relogmessage |
$relogmessage |
</body> |
$end_page |
</html> |
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ENDDOCUMENT |
ENDDOCUMENT |
&Apache::lonnet::flushcourselogs(); |
$r->register_cleanup(\&flush_course_logs); |
return OK; |
return OK; |
} else { |
} |
$r->log_reason("Cookie $handle not valid", $r->filename); |
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} |
sub flush_course_logs { |
} |
&Apache::lonnet::flushcourselogs(); |
return FORBIDDEN; |
return OK; |
} |
} |
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1; |
1; |
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Line 229 __END__
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