Updates

nextcloud-aio/php/domain-validator.php

@@ -0,0 +1,19 @@
+<?php
+
+$domain = $_GET['domain'] ?? '';
+
+if (!str_contains($domain, '.')) { 
+    http_response_code(400); 
+} elseif (str_contains($domain, '/')) { 
+    http_response_code(400);  
+} elseif (str_contains($domain, ':')) { 
+    http_response_code(400);  
+} elseif (filter_var($domain, FILTER_VALIDATE_DOMAIN, FILTER_FLAG_HOSTNAME) === false) { 
+    http_response_code(400); 
+} elseif (filter_var($domain, FILTER_VALIDATE_IP)) { 
+    http_response_code(400); 
+} else {
+    // Commented because logging is disabled as otherwise all attempts will be logged which spams the logs
+    // error_log($domain . ' was accepted as valid domain.');
+    http_response_code(200);
+}