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ZeedFramework/library/Com/OAuth/DataStore.php

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+<?php
+/**
+ * Zeed Platform Project
+ * Based on Zeed Framework & Zend Framework.
+ * 
+ * BTS - Billing Transaction Service
+ * CAS - Central Authentication Service
+ * 
+ * LICENSE
+ * http://www.zeed.com.cn/license/
+ * 
+ * @category   Zeed
+ * @package    Zeed_ChangeMe
+ * @subpackage ChangeMe
+ * @copyright  Copyright (c) 2010 Zeed Technologies PRC Inc. (http://www.zeed.com.cn)
+ * @author     Zeed Team (http://blog.zeed.com.cn)
+ * @since      Jul 5, 2010
+ * @version    SVN: $Id: DataStore.php 8493 2010-11-17 09:19:09Z xsharp $
+ */
+
+/**
+ * Data store for Platform
+ */
+class Com_OAuth_DataStore extends Zeed_OAuth_DataStore_Abstract {
+    private $consumer;
+    private $requestToken;
+    private $accessToken;
+    private $nonce;
+    
+    const TOKEN_STATUS_GRANTED = 2;
+    const TOKEN_STATUS_DENIED = 1;
+    const TOKEN_STATUS_NEW = 0;
+    const TOKEN_STATUS_EXPIRED = -1;
+
+    public function __construct() {
+        $this->consumer = new Zeed_OAuth_Consumer("key", "secret");
+        $this->requestToken = new Zeed_OAuth_Token("requestkey", "requestsecret");
+        $this->accessToken = new Zeed_OAuth_Token("accesskey", "accesssecret");
+        $this->nonce = "nonce";
+    }
+
+    /**
+     * 获取应用信息及密钥
+     * 
+     * @param string $consumer_key
+     * @return OAuthConsumer
+     */
+    public function lookupConsumer($consumer_key) {
+        $app = Com_Model_App::instance()->getAppByApikey($consumer_key);
+        if ($app) return new Zeed_OAuth_Consumer($app['apikey'],$app['apisecret']);
+        return NULL;
+    }
+
+    /**
+     * 
+     * @param OAuthConsumer $consumer
+     * @param string $token_type
+     * @param string $token
+     * @return Zeed_OAuth_Token|NULL
+     */
+    public function lookupToken($consumer, $token_type, $token_key) {
+        if ($token_type == 'request') {
+            $tokenInDb = Com_Model_Token::instance()->getTokenByRequestToken($token_key);
+            if ($tokenInDb && $tokenInDb['apikey'] == $consumer->key) {
+                return new Zeed_OAuth_Token($tokenInDb['request_token'],$tokenInDb['request_secret']);
+            }
+        } else if ($token_type == 'access') {
+            $tokenInDb = Com_Model_Token::instance()->getTokenByAccessToken($token_key);
+            if ($tokenInDb && $tokenInDb['apikey'] == $consumer->key && $tokenInDb['status'] == self::TOKEN_STATUS_GRANTED) {
+                return new Zeed_OAuth_Token($tokenInDb['access_token'],$tokenInDb['access_secret']);
+            } else {
+                throw new Zeed_OAuth_Exception("User Denied  Access");
+            }
+        }
+        
+        return NULL;
+    }
+
+    public function lookupNonce($consumer, $token, $nonce, $timestamp) {
+        if ($consumer->key == $this->consumer->key
+            && (($token && $token->key == $this->request_token->key)
+                || ($token && $token->key == $this->access_token->key))
+            && $nonce == $this->nonce) {
+            return $this->nonce;
+        }
+        return NULL;
+    }
+
+    /**
+     * 产生新的Request Token
+     * @param OAuthConsumer $consumer
+     */
+    public function newRequestToken($consumer, $callback_url = NULL) {
+        $app = Com_Model_App::instance()->getAppByApikey($consumer->key);
+        if ($app) {
+            $token = $this->getRandomString();
+            $secret = $this->getRandomString();
+            $accessToken = $this->getRandomString();
+            $accessSecret = $this->getRandomString();
+            $tokenVerifier = $this->getRandomString();
+            $tokenSet = array('apikey'=>$consumer->key,'request_token'=>$token,'request_secret'=>$secret,'callback_url'=>$callback_url,
+                                'access_token'=>$accessToken,'access_secret'=>$accessSecret,'verifier'=>$tokenVerifier);
+            Com_Model_Token::instance()->addToken($tokenSet);
+            return new Zeed_OAuth_Token($token, $secret);
+        }
+        return NULL;
+    }
+
+    /**
+     * 产生新的ACCESS TOKNE
+     * @param Zeed_OAuth_Token $request_token
+     * @param OAuthConsumer $consumer
+     * @param string $verifier
+     */
+    public function newAccessToken($request_token, $consumer, $verifier = null) {
+        $tokenInDb = Com_Model_Token::instance()->getTokenByRequestToken($request_token->key);
+        if ($tokenInDb && $tokenInDb['apikey'] == $consumer->key && $tokenInDb['status'] == self::TOKEN_STATUS_GRANTED && $tokenInDb['verifier'] == $verifier) {
+            return new Zeed_OAuth_Token($tokenInDb['access_token'],$tokenInDb['access_secret']);
+        } else if ($tokenInDb['verifier'] != $verifier) {
+            throw new Zeed_OAuth_Exception("Invalid Verifier");
+        } else if ($tokenInDb['status'] != self::TOKEN_STATUS_GRANTED) {
+            throw new Zeed_OAuth_Exception("User Denied Access");
+        }
+        
+        return NULL;
+    }
+    
+    /**
+     * 生成随机不重复字串
+     * 
+     * @return string
+     */
+    public static function getRandomString()
+    {
+        $computer = $_SERVER["SERVER_NAME"].'/'.$_SERVER["SERVER_ADDR"];
+        $long = (rand(0,1)?'-':'').rand(1000, 9999).rand(1000, 9999).rand(1000, 9999).rand(100, 999).rand(100, 999);
+        $microtime = microtime(true);
+        return rand(0,1) ? 'm-'.sha1($computer.$long.$microtime) : 's-'.md5($computer.$long.$microtime);
+    }
+}
+
+// End ^ Native EOL ^ encoding