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khosb/modules/oauth/classes/Kohana/OAuth/Signature.php
2013-05-27 22:10:41 +10:00

78 lines
1.9 KiB
PHP

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