initial commit

app/library/OAuth.php

@@ -0,0 +1,100 @@
+<?php
+
+//use Opauth;
+use Phalcon\Mvc\User\Component;
+
+class OAuth extends Component
+{
+    /**
+     * Configuration
+     *
+     * @var array
+     */
+    protected $_config = array(
+        'path'         => '/oauth/',
+        'callback_url' => '/oauth/callback'
+    );
+
+    protected $_oauth;
+
+    protected $_callbackName = 'callback';
+
+    public function __construct($config)
+    {
+        $config = $this->objectToArray($config->oauth);
+
+        $this->_config = array_merge($this->_config, $config);
+
+        $this->_oauth = new Opauth($this->_config, false);
+    }
+
+    /**
+     * @return mixed|null|void
+     */
+    public function perform()
+    {
+        $strategy = $this->dispatcher->getParam('strategy', null, false);
+
+        if ($strategy == $this->_callbackName) {
+            return $this->getResponse();
+        }
+
+        $this->_oauth->run();
+        exit;
+    }
+
+    /**
+     * @return array|string
+     */
+    public function getResponse()
+    {
+        $response = null;
+        switch($this->_oauth->env['callback_transport']) {
+            case 'session':
+                $response = $this->session->get('opauth');
+                $this->session->remove('opauth');
+                break;
+            case 'post':
+                $response = unserialize(base64_decode( $_POST['opauth'] ));
+                break;
+            case 'get':
+                $response = unserialize(base64_decode( $_GET['opauth'] ));
+                break;
+        }
+
+        $ret = $this->_validate($response, $reason);
+        if ($ret === false) {
+            return $reason;
+        }
+        return $response;
+    }
+
+    public function objectToArray($object)
+    {
+        if(!is_object($object) && !is_array($object))
+        {
+            return $object;
+        }
+        if(is_object($object))
+        {
+            $object = get_object_vars( $object );
+        }
+        return array_map(array($this,"objectToArray"), $object );
+    }
+
+    protected function _validate($response, &$reason)
+    {
+        if (isset($response['auth']) &&
+            isset($response['timestamp']) &&
+            isset($response['signature'])) {
+
+            $hash = sha1(print_r($response['auth'], true));
+
+            return $this->_oauth->validate($hash, $response['timestamp'],
+                        $response['signature'], $reason);
+        }
+
+        $reason = "Invalid auth response";
+        return false;
+    }
+}