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<?php
/**
* Class for SAML 2 logout request messages.
*
* @package simpleSAMLphp
* @version $Id$
*/
class SAML2_LogoutRequest extends SAML2_Request {
/**
* The name identifier of the session that should be terminated.
*
* @var array
*/
private $nameId;
/**
* The session index of the session that should be terminated.
*
* @var string|NULL
*/
private $sessionIndex;
/**
* Constructor for SAML 2 logout request messages.
*
* @param DOMElement|NULL $xml The input message.
*/
public function __construct(DOMElement $xml = NULL) {
parent::__construct('LogoutRequest', $xml);
if ($xml === NULL) {
return;
}
$nameId = SAML2_Utils::xpQuery($xml, './saml:NameID');
if (empty($nameId)) {
throw new Exception('Missing NameID in logout request.');
}
$this->nameId = SAML2_Utils::parseNameId($nameId[0]);
$sessionIndex = SAML2_Utils::xpQuery($xml, './samlp:SessionIndex');
if (!empty($sessionIndex)) {
$this->sessionIndex = $sessionIndex[0]->textContent;
}
}
/**
* Retrieve the name identifier of the session that should be terminated.
*
* @return array The name identifier of the session that should be terminated.
*/
public function getNameId() {
return $this->nameId;
}
/**
* Set the name identifier of the session that should be terminated.
*
* The name identifier must be in the format accepted by SAML2_message::buildNameId().
*
* @see SAML2_message::buildNameId()
* @param array $nameId The name identifier of the session that should be terminated.
*/
public function setNameId($nameId) {
assert('is_array($nameId)');
$this->nameId = $nameId;
}
/**
* Retrieve the sesion index of the session that should be terminated.
*
* @return string|NULL The sesion index of the session that should be terminated.
*/
public function getSessionIndex() {
return $this->sessionIndex;
}
/**
* Set the sesion index of the session that should be terminated.
*
* @param string|NULL $sessionIndex The sesion index of the session that should be terminated.
*/
public function setSessionIndex($sessionIndex) {
assert('is_string($sessionIndex)');
$this->sessionIndex = $sessionIndex;
}
/**
* Convert this logout request message to an XML element.
*
* @return DOMElement This logout request.
*/
public function toUnsignedXML() {
$root = parent::toUnsignedXML();
SAML2_Utils::addNameId($root, $this->nameId);
if ($this->sessionIndex !== NULL) {
$sessionIndex = $this->document->createElementNS(SAML2_Const::NS_SAMLP, 'SessionIndex');
$sessionIndex->appendChild($this->document->createTextNode($this->sessionIndex));
$root->appendChild($sessionIndex);
}
return $root;
}
}
?>
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