From 58c63911d74f8ed5d140c0ddafe26011ee82d76c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicolas=20L=C5=93uillet?= <nicolas.loeuillet@gmail.com>
Date: Thu, 16 Jan 2014 14:26:38 +0100
Subject: [PATCH] [fix] change functions to static functions

---
 src/Poche/Twig/Filter.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Poche/Twig/Filter.php b/src/Poche/Twig/Filter.php
index a950a14..eddc430 100644
--- a/src/Poche/Twig/Filter.php
+++ b/src/Poche/Twig/Filter.php
@@ -12,12 +12,12 @@ namespace Poche\Twig;
 
 class Filter
 {
-    public function getDomain($url)
+    public static function getDomain($url)
     {
         return parse_url($url, PHP_URL_HOST);
     }
 
-    public function getReadingTime($text) 
+    public static function getReadingTime($text) 
     {
         $word = str_word_count(strip_tags($text));
         $minutes = floor($word / 200);
@@ -27,7 +27,7 @@ class Filter
         return $minutes;
     }
 
-    public function getPicture($text) 
+    public static function getPicture($text) 
     {
         $output = preg_match('/<img.+src=[\'"]([^\'"]+)[\'"].*>/Ui', $text, $result);