feat: menric

2026-09-06 03:55:24 +08:00
parent f94def7c1f
commit d4c096ed4a
50 changed files with 1698 additions and 148 deletions
@@ -0,0 +1,75 @@
+<?php
+
+namespace App\Support;
+
+use Illuminate\Http\Request;
+
+/**
+ * Cloudflare CF-IPCountry: ISO 3166-1 alpha-2, plus T1 (Tor) and XX (unknown).
+ */
+final class CfIpCountry
+{
+    public static function fromRequest(Request $request): ?string
+    {
+        return self::normalize($request->headers->get('CF-IPCountry'));
+    }
+
+    public static function normalize(?string $raw): ?string
+    {
+        $code = strtoupper(trim((string) $raw));
+        if ($code === 'T1') {
+            return 'T1';
+        }
+        if (preg_match('/^[A-Z]{2}$/', $code) !== 1) {
+            return null;
+        }
+
+        return $code;
+    }
+
+    public static function label(?string $code): string
+    {
+        $code = self::normalize($code);
+        if ($code === null) {
+            return '';
+        }
+
+        return self::names()[$code] ?? $code;
+    }
+
+    /** @return array<string, string> */
+    public static function names(): array
+    {
+        return [
+            'AE' => '阿联酋',
+            'AU' => '澳大利亚',
+            'BR' => '巴西',
+            'CA' => '加拿大',
+            'CN' => '中国',
+            'DE' => '德国',
+            'ES' => '西班牙',
+            'FR' => '法国',
+            'GB' => '英国',
+            'HK' => '香港',
+            'ID' => '印尼',
+            'IN' => '印度',
+            'IT' => '意大利',
+            'JP' => '日本',
+            'KR' => '韩国',
+            'MO' => '澳门',
+            'MY' => '马来西亚',
+            'NL' => '荷兰',
+            'PH' => '菲律宾',
+            'RU' => '俄罗斯',
+            'SA' => '沙特',
+            'SG' => '新加坡',
+            'TH' => '泰国',
+            'TR' => '土耳其',
+            'TW' => '台湾',
+            'US' => '美国',
+            'VN' => '越南',
+            'T1' => 'Tor',
+            'XX' => '未知',
+        ];
+    }
+}