Viewing file:  ScopeAttribute.php (2.02 KB) -rwxrwxr-x
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<?php
/**
* Add a scoped variant of an attribute.
*
* @package simpleSAMLphp
* @version $Id$
*/
class sspmod_core_Auth_Process_ScopeAttribute extends SimpleSAML_Auth_ProcessingFilter {
/**
* The attribute we extract the scope from.
*
* @var string
*/
private $scopeAttribute;
/**
* The attribute we want to add scope to.
*
* @var string
*/
private $sourceAttribute;
/**
* The attribute we want to add the scoped attributes to.
*
* @var string
*/
private $targetAttribute;
/**
* 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)');
$config = SimpleSAML_Configuration::loadFromArray($config, 'ScopeAttribute');
$this->scopeAttribute = $config->getString('scopeAttribute');
$this->sourceAttribute = $config->getString('sourceAttribute');
$this->targetAttribute = $config->getString('targetAttribute');
}
/**
* Apply this filter to the request.
*
* @param array &$request The current request
*/
public function process(&$request) {
assert('is_array($request)');
assert('array_key_exists("Attributes", $request)');
$attributes =& $request['Attributes'];
if (!isset($attributes[$this->scopeAttribute])) {
return;
}
if (!isset($attributes[$this->sourceAttribute])) {
return;
}
if (!isset($attributes[$this->targetAttribute])) {
$attributes[$this->targetAttribute] = array();
}
foreach ($attributes[$this->scopeAttribute] as $scope) {
if (strpos($scope, '@') !== FALSE) {
$scope = explode('@', $scope, 2);
$scope = $scope[1];
}
foreach ($attributes[$this->sourceAttribute] as $value) {
$value = $value . '@' . $scope;
if (in_array($value, $attributes[$this->targetAttribute], TRUE)) {
/* Already present. */
continue;
}
$attributes[$this->targetAttribute][] = $value;
}
}
}
}
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