Add german language pack

application/libraries/MY_Form_validation.php

@@ -0,0 +1,42 @@
+<?php defined('BASEPATH') || exit("No direct script access allowed");
+
+/**
+ * Extends CI's form validation class.
+ *
+ * @author Eike Foken <kontakt@eikefoken.de>
+ */
+class MY_Form_validation extends CI_Form_validation {
+
+    /**
+     * Calls the parent constructor.
+     */
+    public function __construct() {
+        parent::__construct();
+    }
+
+    /**
+     * Checks if a username or email is unique.
+     *
+     * @param string $value
+     * @param string $params
+     */
+    function unique($value, $params) {
+        $CI =& get_instance();
+
+        $CI->form_validation->set_message('unique', 'The %s is already being used.');
+
+        list($table, $field) = explode(".", $params, 2);
+
+        $query = $CI->db->select($field)->from($table)->where($field, $value)->limit(1)->get();
+
+        if ($query->row()) {
+            return false;
+        } else {
+            return true;
+        }
+    }
+
+}
+
+/* End of file MY_Form_validation.php */
+/* Location: ./application/libraries/MY_Form_validation.php */