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<?php |
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/* |
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* This file is part of the LightSAML-Core package. |
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* |
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* (c) Milos Tomic <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace LightSaml\Model\XmlDSig; |
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use LightSaml\Error\LightSamlSecurityException; |
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use LightSaml\Model\Context\DeserializationContext; |
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use LightSaml\Model\Context\SerializationContext; |
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use RobRichards\XMLSecLibs\XMLSecurityKey; |
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class SignatureStringReader extends AbstractSignatureReader |
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{ |
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/** @var string */ |
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protected $signature; |
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/** @var string */ |
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protected $algorithm; |
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/** @var string */ |
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protected $data; |
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/** |
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* @param string|null $signature |
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* @param string|null $algorithm |
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* @param string|null $data |
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*/ |
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public function __construct($signature = null, $algorithm = null, $data = null) |
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{ |
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$this->signature = $signature; |
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$this->algorithm = $algorithm; |
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$this->data = $data; |
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} |
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/** |
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* @param string $algorithm |
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*/ |
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public function setAlgorithm($algorithm) |
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{ |
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$this->algorithm = (string) $algorithm; |
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} |
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/** |
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* @return string |
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*/ |
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public function getAlgorithm() |
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{ |
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return $this->algorithm; |
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} |
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/** |
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* @param string $data |
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*/ |
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public function setData($data) |
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{ |
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$this->data = (string) $data; |
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} |
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/** |
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* @return string |
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*/ |
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public function getData() |
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{ |
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return $this->data; |
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} |
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/** |
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* @param string $signature |
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*/ |
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public function setSignature($signature) |
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{ |
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$this->signature = (string) $signature; |
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} |
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/** |
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* @return string |
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*/ |
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public function getSignature() |
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{ |
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return $this->signature; |
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} |
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/** |
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* @param XMLSecurityKey $key |
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* |
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* @return bool True if validated, False if validation was not performed |
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* |
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* @throws LightSamlSecurityException If validation fails |
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*/ |
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public function validate(XMLSecurityKey $key) |
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{ |
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if (null == $this->getSignature()) { |
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return false; |
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} |
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$key = $this->castKeyIfNecessary($key); |
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$signature = base64_decode($this->getSignature()); |
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if (false == $key->verifySignature($this->getData(), $signature)) { |
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throw new LightSamlSecurityException('Unable to validate signature on query string'); |
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} |
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return true; |
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} |
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/** |
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* @param \DOMNode $parent |
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* @param SerializationContext $context |
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* |
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* @throws \LogicException |
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*/ |
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public function serialize(\DOMNode $parent, SerializationContext $context) |
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{ |
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throw new \LogicException('SignatureStringReader can not be serialized'); |
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} |
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/** |
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* @param \DOMNode $node |
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* @param DeserializationContext $context |
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*/ |
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public function deserialize(\DOMNode $node, DeserializationContext $context) |
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{ |
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throw new \LogicException('SignatureStringReader can not be deserialized'); |
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} |
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} |
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thephplab /
lightsaml
