#feature: add ip operation log & sql generator

app/Support/IpAccess.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace App\Support;
+
+class IpAccess
+{
+    /**
+     * @return array<int, string>
+     */
+    public static function adminIps(): array
+    {
+        return config('toolbox.admin_ips', []);
+    }
+
+    public static function isAdmin(?string $ip): bool
+    {
+        if (!is_string($ip) || $ip === '') {
+            return false;
+        }
+
+        $adminIps = self::adminIps();
+        if (empty($adminIps)) {
+            return false;
+        }
+
+        foreach ($adminIps as $pattern) {
+            if ($pattern === $ip) {
+                return true;
+            }
+
+            if (str_contains($pattern, '*') && self::matchWildcard($pattern, $ip)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    private static function matchWildcard(string $pattern, string $ip): bool
+    {
+        if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === false) {
+            return false;
+        }
+
+        $escaped = preg_quote($pattern, '#');
+        $regex = str_replace('\*', '[0-9.]*', $escaped);
+
+        return (bool) preg_match('#^' . $regex . '$#', $ip);
+    }
+}