some big beautiful update

application/Espo/Core/Utils/Security/UrlCheck.php

@@ -29,15 +29,15 @@
 
 namespace Espo\Core\Utils\Security;
 
-use const DNS_A;
-use const FILTER_FLAG_NO_PRIV_RANGE;
-use const FILTER_FLAG_NO_RES_RANGE;
-use const FILTER_VALIDATE_IP;
 use const FILTER_VALIDATE_URL;
 use const PHP_URL_HOST;
 
 class UrlCheck
 {
+    public function __construct(
+        private HostCheck $hostCheck,
+    ) {}
+
     public function isUrl(string $url): bool
     {
         return filter_var($url, FILTER_VALIDATE_URL) !== false;
@@ -58,38 +58,6 @@ class UrlCheck
             return false;
         }
 
-        $records = dns_get_record($host, DNS_A);
-
-        if (filter_var($host, FILTER_VALIDATE_IP)) {
-            return $this->ipAddressIsNotInternal($host);
-        }
-
-        if (!$records) {
-            return false;
-        }
-
-        foreach ($records as $record) {
-            /** @var ?string $idAddress */
-            $idAddress = $record['ip'] ?? null;
-
-            if (!$idAddress) {
-                return false;
-            }
-
-            if (!$this->ipAddressIsNotInternal($idAddress)) {
-                return false;
-            }
-        }
-
-        return true;
-    }
-
-    private function ipAddressIsNotInternal(string $ipAddress): bool
-    {
-        return (bool) filter_var(
-            $ipAddress,
-            FILTER_VALIDATE_IP,
-            FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE
-        );
+        return $this->hostCheck->isNotInternalHost($host);
     }
 }