Adding getCode() support for 500px

Author: zyuhel

src/Adapters/N500px.php

@@ -7,9 +7,11 @@
 
 use Embed\Request;
 use Embed\Providers;
+use Embed\Utils;
 
 class N500px extends Adapter implements AdapterInterface
 {
+    
     /**
      * {@inheritdoc}
      */
@@ -19,6 +21,22 @@ public static function check(Request $request)
             'https?://500px.com/photo/*',
         ]);;
     }
+    
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getCode()
+    {
+        $url=$this->getUrl();
+        $matches=array();
+        preg_match('#(https?://500px.com/photo/\d+)#si',$this->getUrl(),$matches);        
+        if (isset($matches[1]) && $matches[1]) {
+           return Utils::iframe($matches[1].'/embed.html', $this->getWidth(), $this->getHeight());
+        }       
+        return '';          
+    }
+
 
     /**
      * {@inheritdoc}
@@ -28,5 +46,6 @@ public function run()
         //order is important
         $this->addProvider('oembed', new Providers\OEmbed());        
         $this->addProvider('opengraph', new Providers\OpenGraph());
+        echo $this->request->getUrl();
     }
 }