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<?php
/**
* Authentication processing 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\Constants::NAMEID_PERSISTENT])) {
SimpleSAML\Logger::warning(
'Unable to generate eduPersonTargetedID because no persistent NameID was available.'
);
return;
}
/** @var \SAML2\XML\saml\NameID $nameID */
$nameID = $state['saml:NameID'][\SAML2\Constants::NAMEID_PERSISTENT];
$state['Attributes'][$this->attribute] = array((!$this->nameId) ? $nameID->value : $nameID);
}
}
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