78 lines
1.9 KiB
PHP
78 lines
1.9 KiB
PHP
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<?php defined('SYSPATH') OR die('No direct access allowed.');
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/**
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* OAuth Signature
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*
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* @package Kohana/OAuth
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* @category Signature
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* @author Kohana Team
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* @copyright (c) 2010 Kohana Team
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* @license http://kohanaframework.org/license
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* @since 3.0.7
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*/
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abstract class Kohana_OAuth_Signature {
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/**
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* Create a new signature object by name.
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*
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* $signature = OAuth_Signature::factory('HMAC-SHA1');
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*
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* @param string signature name: HMAC-SHA1, PLAINTEXT, etc
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* @param array signature options
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* @return OAuth_Signature
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*/
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public static function factory($name, array $options = NULL)
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{
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// Create the class name as a base of this class
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$class = 'OAuth_Signature_'.str_replace('-', '_', $name);
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return new $class($options);
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}
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/**
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* @var string signature name: HMAC-SHA1, PLAINTEXT, etc
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*/
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protected $name;
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/**
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* Return the value of any protected class variables.
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*
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* $name = $signature->name;
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*
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* @param string variable name
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* @return mixed
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*/
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public function __get($key)
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{
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return $this->$key;
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}
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/**
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* Get a signing key from a consumer and token.
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*
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* $key = $signature->key($consumer, $token);
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*
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* [!!] This method implements the signing key of [OAuth 1.0 Spec 9](http://oauth.net/core/1.0/#rfc.section.9).
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*
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* @param OAuth_Consumer consumer
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* @param OAuth_Token token
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* @return string
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* @uses OAuth::urlencode
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*/
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public function key(OAuth_Consumer $consumer, OAuth_Token $token = NULL)
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{
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$key = OAuth::urlencode($consumer->secret).'&';
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if ($token)
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{
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$key .= OAuth::urlencode($token->secret);
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}
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return $key;
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}
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abstract public function sign(OAuth_Request $request, OAuth_Consumer $consumer, OAuth_Token $token = NULL);
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abstract public function verify($signature, OAuth_Request $request, OAuth_Consumer $consumer, OAuth_Token $token = NULL);
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} // End OAuth_Signature
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