public static function detect()
{
// 自动侦测设置获取语言选择
$langSet = '';
if (isset($_GET[self::$langDetectVar])) {
// url中设置了语言变量
$langSet = strtolower($_GET[self::$langDetectVar]);
Cookie::set(self::$langCookieVar, $langSet, self::$langCookieExpire);
} elseif (Cookie::get(self::$langCookieVar)) {
// 获取上次用户的选择
$langSet = strtolower(Cookie::get(self::$langCookieVar));
} elseif (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
// 自动侦测浏览器语言
preg_match('/^([a-z\\d\\-]+)/i', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $matches);
$langSet = strtolower($matches[1]);
Cookie::set(self::$langCookieVar, $langSet, self::$langCookieExpire);
}
if (empty(self::$allowLangList) || in_array($langSet, self::$allowLangList)) {
// 合法的语言
self::$range = $langSet ?: self::$range;
}
if ('zh-hans-cn' == self::$range) {
self::$range = 'zh-cn';
}
return self::$range;
}
public function testDetect() { Config::set('lang_list', ['zh-cn', 'zh-tw']); Lang::set('hello', '欢迎', 'zh-cn'); Lang::set('hello', '歡迎', 'zh-tw'); Config::set('lang_detect_var', 'lang'); Config::set('lang_cookie_var', 'think_cookie'); $_GET['lang'] = 'zh-tw'; Lang::detect(); $this->assertEquals('歡迎', Lang::get('hello')); $_GET['lang'] = 'zh-cn'; Lang::detect(); $this->assertEquals('欢迎', Lang::get('hello')); }