Make get_contents() a static method

diff --git a/tweeper.php b/tweeper.php
index 74e9e2f..6cdf8cf 100644 (file)
--- a/tweeper.php
+++ b/tweeper.php
@@ -105,7 +105,7 @@ class Tweeper {
     $this->xsltProcessor->importStylesheet($xslDoc);
   }
 
-  private function get_contents($uri) {
+  private static function get_contents($uri) {
     # https://www.wjsams.com/c/docs/Wiki/Php-HowToSetUserAgentOnFileGetContents
     $opts = array(
       'http' => array(
@@ -123,7 +123,7 @@ class Tweeper {
   }
 
   public function tweep($uri) {
-    $html = $this->get_contents($uri);
+    $html = Tweeper::get_contents($uri);
 
     $xmlDoc = new DOMDocument();
     $xmlDoc->loadHTML($html);