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<?php
/**
* Authproc filter to create the eduPersonTargetedID attribute from the persistent NameID.
*
* @package simpleSAMLphp
*/
class sspmod_saml_Auth_Process_PersistentNameID2TargetedID extends SimpleSAML_Auth_ProcessingFilter {
/**
* The attribute we should save the NameID in.
*
* @var string
*/
private $attribute;
/**
* Whether we should insert it as an saml:NameID element.
*
* @var boolean
*/
private $nameId;
/**
* Initialize this filter, parse configuration.
*
* @param array $config Configuration information about this filter.
* @param mixed $reserved For future use.
*/
public function __construct($config, $reserved) {
parent::__construct($config, $reserved);
assert('is_array($config)');
if (isset($config['attribute'])) {
$this->attribute = (string)$config['attribute'];
} else {
$this->attribute = 'eduPersonTargetedID';
}
if (isset($config['nameId'])) {
$this->nameId = (bool)$config['nameId'];
} else {
$this->nameId = TRUE;
}
}
/**
* Store a NameID to attribute.
*
* @param array &$state The request state.
*/
public function process(&$state) {
assert('is_array($state)');
if (!isset($state['saml:NameID'][SAML2_Const::NAMEID_PERSISTENT])) {
SimpleSAML_Logger::warning('Unable to generate eduPersonTargetedID because no persistent NameID was available.');
return;
}
$nameID = $state['saml:NameID'][SAML2_Const::NAMEID_PERSISTENT];
if ($this->nameId) {
$doc = new DOMDocument();
$root = $doc->createElement('root');
$doc->appendChild($root);
SAML2_Utils::addNameId($root, $nameID);
$value = $doc->saveXML($root->firstChild);
} else {
$value = $nameID['Value'];
}
$state['Attributes'][$this->attribute] = array($value);
}
}
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