implemented ListenerInterface ; TODO: add tests

Author: vimishor

lib/Bitbucket/API/Http/Client.php

@@ -17,6 +17,7 @@
 use Buzz\Message\RequestInterface;
 use Buzz\Message\Request;
 use Buzz\Message\Response;
+use Bitbucket\API\Http\Listener\ListenerInterface;
 
 /**
  * @author  Alexandru G.    <alex@gentle.ro>
@@ -52,6 +53,11 @@ class Client implements ClientInterface
      */
     private $lastResponse;
 
+    /**
+     * @var ListenerInterface[]
+     */
+    protected $listeners = array();
+
     public function __construct(array $options = array(), BuzzClientInterface $client = null)
     {
         $this->client   = (is_null($client)) ? new Curl : $client;
@@ -61,6 +67,18 @@ public function __construct(array $options = array(), BuzzClientInterface $clien
         $this->client->setVerifyPeer($this->options['verify_peer']);
     }
 
+    /**
+     * @access public
+     * @param  ListenerInterface $listener
+     * @return $this
+     */
+    public function addListener(ListenerInterface $listener)
+    {
+        $this->listeners[$listener->getName()] = $listener;
+
+        return $this;
+    }
+
     /**
      * {@inheritDoc}
      */
@@ -125,8 +143,12 @@ public function request($endpoint, array $params = array(), $method, array $head
 
         $response       = new Response;
 
+        $this->executeListeners($request, 'preSend');
+
         $this->client->send($request, $response);
 
+        $this->executeListeners($request, 'postSend', $response);
+
         $this->lastRequest  = $request;
         $this->lastResponse = $response;
 
@@ -229,4 +251,33 @@ protected function createRequest($method, $url)
 
         return $request;
     }
+
+    /**
+     * Execute all available listeners
+     *
+     * $when can be: preSend or postSend
+     *
+     * @access protected
+     * @param RequestInterface $request
+     * @param string           $when     When to execute the listener
+     * @param MessageInterface $response
+     */
+    protected function executeListeners(RequestInterface $request, $when = 'preSend', MessageInterface $response = null)
+    {
+        $haveListeners  = count($this->listeners) > 0;
+
+        if (!$haveListeners) {
+            return;
+        }
+
+        $params = array($request);
+
+        if (!is_null($response)) {
+            $params[] = $response;
+        }
+
+        foreach ($this->listeners as $listener) {
+            call_user_func_array(array($listener, $when), $params);
+        }
+    }
 }

lib/Bitbucket/API/Http/Listener/BasicAuthListener.php

@@ -0,0 +1,28 @@
+<?php
+
+/**
+ * This file is part of the bitbucket-api package.
+ *
+ * (c) Alexandru G. <alex@gentle.ro>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Bitbucket\API\Http\Listener;
+
+use Buzz\Listener\BasicAuthListener as BaseListener;
+
+/**
+ * @author  Alexandru G.    <alex@gentle.ro>
+ */
+class BasicAuthListener extends BaseListener implements ListenerInterface
+{
+    /**
+     * {@inheritDoc}
+     */
+    public function getName()
+    {
+        return 'basicauth';
+    }
+}