Dynamische Daten in Seitentemplates eingefügt

webseite/classes/Util.php

@@ -0,0 +1,18 @@
+<?php
+
+class Util
+{
+    static function removeIllegalCharacters($string): string
+    {
+        return preg_replace("/[^a-zA-Z0-9_-]/", "", $string);
+    }
+
+    static function parseJsonFromFile($filename): mixed
+    {
+        $file = fopen($filename, "r") or die("Unable to open file!");
+        $fileContent = fread($file, filesize($filename));
+        fclose($file);
+
+        return json_decode($fileContent);
+    }
+}