[Rspamd] Fix map permissions for www

[Web] Allow to manage global maps in UI (WIP)

data/web/inc/ajax/regex_validation.php

@@ -0,0 +1,25 @@
+<?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']));
+}
+?>

data/web/inc/ajax/show_rspamd_global_filters.php

@@ -0,0 +1,3 @@
+<?php
+session_start();
+$_SESSION['show_rspamd_global_filters'] = true;