Now provide own server-side HTTP mechanics

Author: uzyn

Facebook.php

@@ -63,7 +63,7 @@ public function int_callback(){
 
 			if (!empty($results) && !empty($results['access_token'])){
 				$me = $this->me($results['access_token']);
-				
+
 				$this->auth = array(
 					'provider' => 'Facebook',
 					'uid' => $me->id,
@@ -129,4 +129,26 @@ private function me($access_token){
 			return json_decode($me);
 		}
 	}
+	
+	/**
+	 * Simple server-side HTTP request with file_get_contents
+	 * Reluctant to use any more advanced transport like cURL for the time being 
+	 *   to not having to set cURL as being a requirement.
+	 * 
+	 * @param $url string Full URL to load
+	 * @param $options array Stream context options (http://php.net/stream-context-create)
+	 * @param $responseHeaders string Response headers after HTTP call. Useful for error debugging.
+	 * @return string Content resulted from request, without headers
+	 */
+	private static function httpRequest($url, $options = null, &$responseHeaders = null){
+		$context = null;
+		if (!empty($options) && is_array($options)){
+			$context = stream_context_create($options);
+		}
+		
+		$content = @file_get_contents($url, false, $context);
+		$responseHeaders = implode("\r\n", $http_response_header);
+		
+		return $content;
+	}
 }