From 26315c924f64353e519c2ac2e513bf6e0f18e9d2 Mon Sep 17 00:00:00 2001
From: ghost <localhost>
Date: Sat, 16 Dec 2023 15:49:41 +0200
Subject: [PATCH] require internal validation

---
 src/Socket.php | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/src/Socket.php b/src/Socket.php
index 3e3a269..3fe5ecd 100644
--- a/src/Socket.php
+++ b/src/Socket.php
@@ -30,14 +30,19 @@ class Socket
 
     public static function isOpen(string $host, int $port = -1, ?float $timeout = null, int &$error_code = null, string &$error_message = null): bool
     {
-        return is_resource(
-            @fsockopen(
-                $host,
-                $port,
-                $error_code,
-                $error_message,
-                $timeout
-            )
-        );
+        if (self::isHost($host) && self::isPort($port))
+        {
+            return is_resource(
+                @fsockopen(
+                    $host,
+                    $port,
+                    $error_code,
+                    $error_message,
+                    $timeout
+                )
+            );
+        }
+
+        return false;
     }
 }
\ No newline at end of file