36 lines
1.1 KiB
Plaintext
36 lines
1.1 KiB
Plaintext
---
|
||
import { pathHasLocale, getRelativeLocaleUrl } from 'astro:i18n';
|
||
|
||
// 使用 pathHasLocale 安全判断当前路径是否已包含任何语言前缀（返回 boolean）
|
||
const hasLocale = pathHasLocale(Astro.url.pathname);
|
||
|
||
// 自动生成中文根路径
|
||
const cnRootUrl = getRelativeLocaleUrl('cn', '');
|
||
---
|
||
|
||
<script is:inline define:vars={{ hasLocale, cnRootUrl }}>
|
||
(() => {
|
||
try {
|
||
// 当前路径已带有语言前缀（如 /cn/ 或 /en/），直接跳过
|
||
if (hasLocale) return;
|
||
|
||
// 避免重复跳转
|
||
if (sessionStorage.getItem('lang-redirect')) return;
|
||
|
||
// 判定浏览器偏好语言
|
||
const langs = navigator.languages || [navigator.language || 'en'];
|
||
const isZh = langs.some((l) => l.toLowerCase().startsWith('zh'));
|
||
|
||
if (!isZh) return;
|
||
|
||
sessionStorage.setItem('lang-redirect', '1');
|
||
|
||
// 拼接真实跳转路径
|
||
const { pathname, search, hash } = location;
|
||
const cleanPath = pathname === '/' ? '' : pathname;
|
||
const targetUrl = `${cnRootUrl}${cleanPath.replace(/^\//, '')}${search}${hash}`;
|
||
|
||
location.replace(targetUrl);
|
||
} catch (e) {}
|
||
})();
|
||
</script> |