[Web] Validate Regex in browser

data/web/inc/ajax/regex_validation.php

@@ -1,25 +0,0 @@
-<?php
-session_start();
-require_once $_SERVER['DOCUMENT_ROOT'] . '/inc/prerequisites.inc.php';
-header('Content-Type: application/json');
-if (!isset($_SESSION['mailcow_cc_role'])) {
-  exit();
-}
-if (isset($_GET['regex'])) {
-  $regex_lines = preg_split("/(\r\n|\n|\r)/", $_GET['regex']);
-  foreach ($regex_lines as $line => $regex) {
-    if (empty($regex) || substr($regex, 0, 1) == "#") {
-      continue;
-    }
-    if (empty($regex) || substr($regex, 0, 1) != "/") {
-      echo json_encode(array('type' => 'danger', 'msg' => 'Line ' . ($line + 1) . ': Invalid regex'));
-      exit();
-    }    
-    if (@preg_match($regex, 'Lorem Ipsum') === false) {
-      echo json_encode(array('type' => 'danger', 'msg' => 'Line ' . ($line + 1) . ': Invalid regex "' . $regex . '"'));
-      exit();
-    }
-  }
-  echo json_encode(array('type' => 'success', 'msg' => $lang['add']['validation_success']));
-}
-?>