- Fixed build on php-trunk
[m6w6/ext-http] / lib / FeedAggregator.php
index de2ae0b..689e788 100644 (file)
@@ -16,172 +16,172 @@ class FeedAggregator
      *
      * @var string
      */
-       public $directory;
-       
-       /**
-        * Feeds
-        *
-        * @var array
-        */
-       protected $feeds = array();
-
-       /**
-        * Constructor
-        *
-        * @param string $directory
-        */
-       public function __construct($directory = 'feeds')
-       {
-               $this->setDirectory($directory);
-       }
-
-       /**
-        * Set cache directory
-        *
-        * @param string $directory
-        */
-       public function setDirectory($directory)
-       {
-               $this->directory = $directory;
-               foreach (glob($this->directory .'/*.xml') as $feed) {
-                       $this->feeds[basename($feed, '.xml')] = filemtime($feed);
-               }
-       }
-
-       /**
-        * Strips all special chars
-        *
-        * @param string $url
-        * @return string
-        */
-       public function url2name($url)
-       {
-               return preg_replace('/[^\w\.-]+/', '_', $url);
-       }
-       
-       /**
-        * Checks if $url is a known feed
-        *
-        * @param string $url
-        * @return bool
-        */
-       public function hasFeed($url)
-       {
-               return isset($this->feeds[$this->url2name($url)]);
-       }
-
-       /**
-        * Add an URL as feed
-        *
-        * @param string $url
-        * @return void
-        * @throws Exception
-        */
-       public function addFeed($url)
-       {
-               $r = $this->setupRequest($url);
-               $r->send();
-               $this->handleResponse($r);
-       }
-
-       /**
-        * Add several URLs as feeds
-        *
-        * @param array $urls
-        * @return void
-        * @throws Exception
-        */
-       public function addFeeds(array $urls)
-       {
-               $pool = new HttpRequestPool;
-               foreach ($urls as $url) {
-                       $pool->attach($r = $this->setupRequest($url));
-               }
-               $pool->send();
-
-               foreach ($pool as $request) {
-                       $this->handleResponse($request);
-               }
-       }
-
-       /**
-        * Load a feed (from cache)
-        *
-        * @param string $url
-        * @return string
-        * @throws Exception
-        */
-       public function getFeed($url)
-       {
-               $this->addFeed($url);
-               return $this->loadFeed($this->url2name($url));
-       }
-
-       /**
-        * Load several feeds (from cache)
-        *
-        * @param array $urls
-        * @return array
-        * @throws Exception
-        */
-       public function getFeeds(array $urls)
-       {
-               $feeds = array();
-               $this->addFeeds($urls);
-               foreach ($urls as $url) {
-                       $feeds[] = $this->loadFeed($this->url2name($url));
-               }
-               return $feeds;
-       }
-
-       protected function saveFeed($file, $contents)
-       {
-               if (file_put_contents($this->directory .'/'. $file .'.xml', $contents)) {
-                       $this->feeds[$file] = time();
-               } else {
-                       throw new Exception("Could not save feed contents to $file.xml");
-               }
-       }
-
-       protected function loadFeed($file)
-       {
-               if (isset($this->feeds[$file])) {
-                       if ($data = file_get_contents($this->directory .'/'. $file .'.xml')) {
-                               return $data;
-                       } else {
-                               throw new Exception("Could not load feed contents from $file.xml");
-                       }
-               } else {
-                       throw new Exception("Unknown feed/file $file.xml");
-               }
-       }
-
-       protected function setupRequest($url, $escape = true)
-       {
-               $r = new HttpRequest($url);
-               $r->setOptions(array('redirect' => true));
-
-               $file = $escape ? $this->url2name($url) : $url;
-
-               if (isset($this->feeds[$file])) {
-                       $r->setOptions(array('lastmodified' => $this->feeds[$file]));
-               }
-
-               return $r;
-       }
-
-       protected function handleResponse(HttpRequest $r)
-       {
-               if ($r->getResponseCode() != 304) {
-                       if ($r->getResponseCode() != 200) {
-                               throw new Exception("Unexpected response code ". $r->getResponseCode());
-                       }
-                       if (!strlen($body = $r->getResponseBody())) {
-                               throw new Exception("Received empty feed from ". $r->getUrl());
-                       }
-                       $this->saveFeed($this->url2name($r->getUrl()), $body);
-               }
-       }
+    public $directory;
+    
+    /**
+     * Feeds
+     *
+     * @var array
+     */
+    protected $feeds = array();
+
+    /**
+     * Constructor
+     *
+     * @param string $directory
+     */
+    public function __construct($directory = 'feeds')
+    {
+        $this->setDirectory($directory);
+    }
+
+    /**
+     * Set cache directory
+     *
+     * @param string $directory
+     */
+    public function setDirectory($directory)
+    {
+        $this->directory = $directory;
+        foreach (glob($this->directory .'/*.xml') as $feed) {
+            $this->feeds[basename($feed, '.xml')] = filemtime($feed);
+        }
+    }
+
+    /**
+     * Strips all special chars
+     *
+     * @param string $url
+     * @return string
+     */
+    public function url2name($url)
+    {
+        return preg_replace('/[^\w\.-]+/', '_', $url);
+    }
+    
+    /**
+     * Checks if $url is a known feed
+     *
+     * @param string $url
+     * @return bool
+     */
+    public function hasFeed($url)
+    {
+        return isset($this->feeds[$this->url2name($url)]);
+    }
+
+    /**
+     * Add an URL as feed
+     *
+     * @param string $url
+     * @return void
+     * @throws Exception
+     */
+    public function addFeed($url)
+    {
+        $r = $this->setupRequest($url);
+        $r->send();
+        $this->handleResponse($r);
+    }
+
+    /**
+     * Add several URLs as feeds
+     *
+     * @param array $urls
+     * @return void
+     * @throws Exception
+     */
+    public function addFeeds(array $urls)
+    {
+        $pool = new HttpRequestPool;
+        foreach ($urls as $url) {
+            $pool->attach($r = $this->setupRequest($url));
+        }
+        $pool->send();
+
+        foreach ($pool as $request) {
+            $this->handleResponse($request);
+        }
+    }
+
+    /**
+     * Load a feed (from cache)
+     *
+     * @param string $url
+     * @return string
+     * @throws Exception
+     */
+    public function getFeed($url)
+    {
+        $this->addFeed($url);
+        return $this->loadFeed($this->url2name($url));
+    }
+
+    /**
+     * Load several feeds (from cache)
+     *
+     * @param array $urls
+     * @return array
+     * @throws Exception
+     */
+    public function getFeeds(array $urls)
+    {
+        $feeds = array();
+        $this->addFeeds($urls);
+        foreach ($urls as $url) {
+            $feeds[] = $this->loadFeed($this->url2name($url));
+        }
+        return $feeds;
+    }
+
+    protected function saveFeed($file, $contents)
+    {
+        if (file_put_contents($this->directory .'/'. $file .'.xml', $contents)) {
+            $this->feeds[$file] = time();
+        } else {
+            throw new Exception("Could not save feed contents to $file.xml");
+        }
+    }
+
+    protected function loadFeed($file)
+    {
+        if (isset($this->feeds[$file])) {
+            if ($data = file_get_contents($this->directory .'/'. $file .'.xml')) {
+                return $data;
+            } else {
+                throw new Exception("Could not load feed contents from $file.xml");
+            }
+        } else {
+            throw new Exception("Unknown feed/file $file.xml");
+        }
+    }
+
+    protected function setupRequest($url, $escape = true)
+    {
+        $r = new HttpRequest($url);
+        $r->setOptions(array('redirect' => true));
+
+        $file = $escape ? $this->url2name($url) : $url;
+
+        if (isset($this->feeds[$file])) {
+            $r->setOptions(array('lastmodified' => $this->feeds[$file]));
+        }
+
+        return $r;
+    }
+
+    protected function handleResponse(HttpRequest $r)
+    {
+        if ($r->getResponseCode() != 304) {
+            if ($r->getResponseCode() != 200) {
+                throw new Exception("Unexpected response code ". $r->getResponseCode());
+            }
+            if (!strlen($body = $r->getResponseBody())) {
+                throw new Exception("Received empty feed from ". $r->getUrl());
+            }
+            $this->saveFeed($this->url2name($r->getUrl()), $body);
+        }
+    }
 }
 
 ?>