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|
<?php
/**
* Class that handles iframe logout.
*
* @package SimpleSAMLphp
*/
class SimpleSAML_IdP_LogoutIFrame extends SimpleSAML_IdP_LogoutHandler
{
/**
* Start the logout operation.
*
* @param array &$state The logout state.
* @param string|null $assocId The SP we are logging out from.
*/
public function startLogout(array &$state, $assocId)
{
assert('is_string($assocId) || is_null($assocId)');
$associations = $this->idp->getAssociations();
if (count($associations) === 0) {
$this->idp->finishLogout($state);
}
foreach ($associations as $id => &$association) {
$idp = SimpleSAML_IdP::getByState($association);
$association['core:Logout-IFrame:Name'] = $idp->getSPName($id);
$association['core:Logout-IFrame:State'] = 'onhold';
}
$state['core:Logout-IFrame:Associations'] = $associations;
if (!is_null($assocId)) {
$spName = $this->idp->getSPName($assocId);
if ($spName === null) {
$spName = array('en' => $assocId);
}
$state['core:Logout-IFrame:From'] = $spName;
} else {
$state['core:Logout-IFrame:From'] = null;
}
$params = array(
'id' => SimpleSAML_Auth_State::saveState($state, 'core:Logout-IFrame'),
);
if (isset($state['core:Logout-IFrame:InitType'])) {
$params['type'] = $state['core:Logout-IFrame:InitType'];
}
$url = SimpleSAML_Module::getModuleURL('core/idp/logout-iframe.php', $params);
\SimpleSAML\Utils\HTTP::redirectTrustedURL($url);
}
/**
* Continue the logout operation.
*
* This function will never return.
*
* @param string $assocId The association that is terminated.
* @param string|NULL $relayState The RelayState from the start of the logout.
* @param SimpleSAML_Error_Exception|null $error The error that occurred during session termination (if any).
*/
public function onResponse($assocId, $relayState, SimpleSAML_Error_Exception $error = null)
{
assert('is_string($assocId)');
$spId = sha1($assocId);
$this->idp->terminateAssociation($assocId);
$header = <<<HEADER
<!DOCTYPE html>
<html>
<head>
<title>Logout response from %s</title>
<script>
HEADER;
printf($header, htmlspecialchars(var_export($assocId, true)));
if ($error) {
$errorMsg = $error->getMessage();
echo('window.parent.logoutFailed("'.$spId.'", "'.addslashes($errorMsg).'");');
} else {
echo('window.parent.logoutCompleted("'.$spId.'");');
}
echo <<<FOOTER
</script>
</head>
<body>
</body>
</html>
FOOTER;
exit(0);
}
}
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