141 lines
4.0 KiB
PHP
141 lines
4.0 KiB
PHP
<?php
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/**
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* Zeed Platform Project
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* Based on Zeed Framework & Zend Framework.
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*
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* BTS - Billing Transaction Service
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* CAS - Central Authentication Service
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*
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* LICENSE
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* http://www.zeed.com.cn/license/
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*
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* @category Zeed
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* @package Zeed_ChangeMe
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* @subpackage ChangeMe
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* @copyright Copyright (c) 2010 Zeed Technologies PRC Inc. (http://www.zeed.com.cn)
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* @author Zeed Team (http://blog.zeed.com.cn)
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* @since 2011-5-11
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* @version SVN: $Id$
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*/
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/**
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* Key manager 客户端（即PROVIDER）
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*
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*/
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class Com_KeyManager_Client
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{
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/**
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* 调用本类的应用名称
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* @var string
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*/
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protected $_app = 'default';
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/**
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* Constructor
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* @param string $app
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*/
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public function __construct($app = 'default')
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{
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if (strlen($app) > 0) {
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$this->_app = $app;
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}
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}
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/**
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* 获取指定KEY的SECRET
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* @param string $key
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* @throws Exception
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*/
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public function getKeySecret($key)
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{
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$filename = ZEED_PATH_DATA . 'cache/kmclient.' . $this->_app . '.keys.php';
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if (! file_exists($filename)) {
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self::updateCache();
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}
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if (! file_exists($filename)) {
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throw new Exception('kmclient error', - 1);
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}
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$keys = @include $filename;
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if (is_array($keys) && isset($keys[$key])) {
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return $keys[$key];
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}
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return false;
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}
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/**
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* 获取指定KEY拥有的所有权限
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* @param string $key
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* @throws Exception
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*/
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public function getKeyPermissions($key)
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{
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$filename = ZEED_PATH_DATA . 'cache/kmclient.' . $this->_app . '.permissions.php';
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if (! file_exists($filename)) {
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self::updateCache();
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}
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if (! file_exists($filename)) {
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throw new Exception('kmclient error', - 1);
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}
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$permissions = @include $filename;
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if (is_array($permissions) && isset($permissions[$key])) {
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return $permissions[$key];
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}
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return array();
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}
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/**
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* 更新PROVIDER拥有的KEY及权限本地缓存
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* @throws Exception
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*/
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public function updateCache()
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{
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$config = Zeed_Config::loadGroup('kmclient');
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$consumer = new Zeed_OAuth_Consumer($config['key'], $config['secret']);
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$hmac_method = new Zeed_OAuth_Signature_HMACSHA1();
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$api_url = $config['kmapi'];
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$token = null;
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$parameters = array();
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$req = Zeed_OAuth_Request::fromConsumerAndToken($consumer, $token, "GET", $api_url, $parameters);
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$req->signRequest($hmac_method, $consumer, $token);
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$response = $req->request();
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if ($response === false || $response['code'] != 200) {
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throw new Exception('kmclient encountered error while reading permissions', - 1);
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}
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$rs = json_decode($response['body'], true);
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if ($rs['status'] != 0) {
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throw new Exception('kmclient error: ' . $rs['error'], - 1);
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}
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$filename = ZEED_PATH_DATA . 'cache/kmclient.' . $this->_app . '.keys.php';
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$data = "<?php\n\$data=" . var_export($rs['data']['keys'], true) . ";\nreturn \$data;\n";
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file_put_contents($filename, $data);
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$filename = ZEED_PATH_DATA . 'cache/kmclient.' . $this->_app . '.permissions.php';
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$data = "<?php\n\$data=" . var_export($rs['data']['permissions'], true) . ";\nreturn \$data;\n";
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file_put_contents($filename, $data);
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return true;
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}
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/**
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* 实例存放
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* @var array
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*/
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protected static $_instances;
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/**
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* 调用实例
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* @param Com_KeyManager_Client $app
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*/
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public static function getInstance($app = null)
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{
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if (is_null($app) || strlen($app) < 1) {
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$app = $config = Zeed_Config::loadGroup('kmclient.app');
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}
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if (isset(self::$_instances[$app])) {
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return self::$_instances[$app];
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}
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return self::$_instances[$app] = new self($app);
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}
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} |