65 lines
1.9 KiB
PHP
65 lines
1.9 KiB
PHP
<?php
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/**
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* OAuth
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*
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* @package OAuth
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* @author Andy Smith
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* @author Gary Jones <gary@garyjones.co.uk>
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* @license https://raw.github.com/jacobkiers/OAuth/master/LICENSE MIT
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* @link https://github.com/jacobkiers/OAuth
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*/
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namespace JacobKiers\OAuth\SignatureMethod;
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use \JacobKiers\OAuth\Util;
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use \JacobKiers\OAuth\Consumer\ConsumerInterface;
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use \JacobKiers\OAuth\Token\TokenInterface;
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use \JacobKiers\OAuth\Request\RequestInterface;
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/**
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* A class for implementing a Signature Method.
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*
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* See section 9 ("Signing Requests") in the spec
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*
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* @package OAuth
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* @author Andy Smith
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* @author Gary Jones <gary@garyjones.co.uk>
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*/
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abstract class SignatureMethod implements SignatureMethodInterface
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{
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/**
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* Get the signature key, made up of consumer and optionally token shared secrets.
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*
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* @param JacobKiers\OAuth\Consumer\ConsumerInterface $consumer
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* @param JacobKiers\OAuth\Token\TokenInterface $token
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*
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* @return string
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*/
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public function getSignatureKey(ConsumerInterface $consumer, TokenInterface $token = null)
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{
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$key_parts = array(
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$consumer->getSecret(),
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($token) ? $token->getSecret() : '',
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);
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$key_parts = Util::urlencodeRfc3986($key_parts);
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return implode('&', $key_parts);
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}
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/**
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* Verifies that a given signature is correct.
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*
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* @param JacobKiers\OAuth\Request\RequestInterface $request
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* @param JacobKiers\OAuth\Consumer\ConsumerInterface $consumer
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* @param JacobKiers\OAuth\Token\TokenInterface $token
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* @param string $signature
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*
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* @return bool
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*/
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public function checkSignature(RequestInterface $request, ConsumerInterface $consumer, TokenInterface $token, $signature)
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{
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$built = $this->buildSignature($request, $consumer, $token);
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return $built == $signature;
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}
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}
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