/**
* @brief 语言识别主函数
* 识别出来的locale, instance存于成员 self::$_locale, self::$_instance 中
*/
public static function checkLocale()
{
self::_init();
self::$_locale = '';
self::$_instance = '';
self::$_cur_strategy = '';
foreach (self::$_strategy as $_v) {
$strategyName = $_v;
$className = ucfirst($_v);
if (in_array($_v, self::$_default_strategy)) {
$className = "Bd_Global_Strategy_{$_v}";
}
if (!class_exists($className)) {
if (in_array($_v, self::$_default_strategy)) {
require_once dirname(__FILE__) . '/global/strategy/' . ucfirst($_v) . '.php';
} else {
// 产品线自定义类
$arr = explode('_', $className);
$fileName = array_pop($arr);
$path = $arr ? strtolower(implode('/', $arr)) . "/{$fileName}" : $fileName;
require_once dirname(__FILE__) . '/../' . $path . '.php';
}
}
if (!class_exists($className)) {
self::_fatalErr("strategy class {$className} not found, please check locale.conf");
}
$obj = new $className();
if (!$obj instanceof Bd_Global_Strategy_Base) {
self::_fatalErr("class {$className} must extends from Bd_Global_Strategy_Base.");
}
if ($obj->run()) {
$_cur_locale = Bd_Global_Strategy_Base::getLocale();
if ($_cur_locale) {
//如果识别出来的不合法，忽略，进入下一策略
if (self::_checkLocaleValid($_cur_locale)) {
//如果策略有识别instance，合法既识别成功
self::$_locale = $_cur_locale;
self::$_cur_strategy = $strategyName;
break;
} else {
//locale 不合法
self::$_locale = '';
self::$_instance = '';
self::$_cur_strategy = '';
Bd_Log::warning("strategy {$strategyName} locale \"{$_cur_locale}\" is not valid, ignored!");
}
}
}
}
if (empty(self::$_locale)) {
self::$_locale = self::$_default_locale;
}
//locale => instance
if (empty(self::$_instance)) {
self::$_instance = self::getInstanceFromLocale(self::$_locale);
}
$ret = self::_end();
return $ret;
}
