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294 lines
9.7 KiB
294 lines
9.7 KiB
<?php |
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if (!defined('__TYPECHO_ROOT_DIR__')) exit; |
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/** |
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* I18n.php |
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* Author : hewro |
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* Date : 2017/04/23 |
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* Version : |
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* Description: |
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*/ |
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class I18n{ |
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private static $instance;//一个实例 |
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private $locale;//语言格式 |
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private $loadedLangs;//加载语言 |
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private $dateFormat;//时间格式 |
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private $isSettingsPage = false; |
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private $loaded = false; // |
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private $loadSucceed = false; |
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private function loadLangIfNotLoad() {//loaded == false时候执行该语句 |
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if (!$this->loaded) { |
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if (empty($this->locale)) { |
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$this->locale = $this->acceptLocale(); |
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} |
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$this->loadedLangs = array(); |
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$this->loadLang($this->locale); |
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$this->loaded = true; |
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} |
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} |
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private function setLocale($locale){ |
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$this->locale = $locale; |
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} |
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private function setIsSettingPages($is){ |
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$this->isSettingPage = $is; |
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} |
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private function acceptLocale(){//获取本地配置 |
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$accepts = mb_split(',', @$_SERVER['HTTP_ACCEPT_LANGUAGE']);//判断浏览器语言 |
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$acceptLocales = array();//本地配置数组 |
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foreach ($accepts as $lang) { |
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$q = "1.0"; |
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if(preg_match('/^([a-zA-Z0-9\-\_]+);q=([0-9\.]+)$/i', $lang, $matched)) { |
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$q = $matched[2]; |
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$acceptLocales[$q] = $matched[1]; |
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} elseif (preg_match('/^([a-zA-Z0-9\-\_]+)$/i', $lang, $matched)) { |
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$acceptLocales[$q] = $lang; |
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} else { |
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continue; |
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} |
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$locale = str_replace('-','_',$acceptLocales[$q]);//转换字符串，变成标准的Locale Code,如 zh_CN |
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$parts = mb_split('_',$locale, 2); |
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if(count($parts) == 2){ |
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$locale = strtolower($parts[0]) . '_' . strtoupper($parts[1]); |
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} |
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$acceptLocales[$q] = $locale; |
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}//foreach结束 |
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if(count($acceptLocales) > 1){ |
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$keys = array_keys($acceptLocales);//返回本地配置的数组的键名称 |
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rsort($keys, SORT_NUMERIC); #降序排序 |
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$langs = I18n_Options::listLocaleFiles();//检查本地配置文件 |
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foreach ($keys as $key) { |
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$locale = $acceptLocales[$key]; |
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if(in_array($locale, $langs)){//检查数组中是否存在某个值 |
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$resultLocale = $locale; |
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break; |
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}else { |
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$parts = mb_split('_', $locale, 2); |
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if(in_array($parts[0], $langs)){ |
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$resultLocale = $parts[0]; |
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break; |
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} |
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} |
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} |
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}else { |
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$resultLocale = array_shift($acceptLocales); |
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} |
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if (empty($resultLocale)) { |
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$resultLocale = "en"; |
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} |
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return $resultLocale; |
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} |
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private function loadLang($locale){ |
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if ($this->isSettingsPage) { |
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$this->doLoadLang($locale, "lang/settings"); |
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}else { |
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$this->doLoadLang($locale, "lang"); |
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$this->doLoadLang($locale, "usr/lang"); |
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} |
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} |
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private function doLoadLang($locale, $path) { |
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$file = dirname(__DIR__) . "/{$path}/{$locale}.php"; |
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if (file_exists($file)) { |
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$className = str_replace('/', '_', $path) . '_' . $locale; |
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if (!class_exists($className)) { |
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require_once($file); |
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} |
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if (class_exists($className)) { |
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$lang = new $className(); |
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} else { |
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$lang = null; |
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} |
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if (is_subclass_of($lang, "Lang")) { |
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if (method_exists($lang, "translated")) { |
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$translated = $lang->translated(); |
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if (is_array($translated)) { |
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$this->loadedLangs = array_merge($this->loadedLangs, $translated); |
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$this->loadSucceed = true; |
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} |
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} |
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if (method_exists($lang, "dateFormat")) { |
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$format = $lang->dateFormat(); |
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if (empty($format) && empty($this->dateFormat)) { |
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$format = mget()->postDateFormat; |
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} |
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$this->dateFormat = $format; |
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} |
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} |
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} |
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} |
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private function doTranslate($string){ |
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$this->loadLangIfNotLoad(); |
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if (@array_key_exists($string, $this->loadedLangs)) { |
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$translated = $this->loadedLangs[$string]; |
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}else { |
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$translated = _t($string); |
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} |
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return $translated; |
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} |
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private static function Instance(){//新建一个I18n的实例 |
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if (self::$instance == null) { |
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self::$instance = new self(); |
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} |
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return self::$instance; |
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} |
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/*begain*/ |
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public static function setLang($locale){ |
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$instance = self::Instance(); |
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$instance->setLocale($locale); |
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} |
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public static function loadAsSettingsPage($is){ |
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$instance = self::Instance(); |
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$instance->setIsSettingPages($is); |
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} |
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public static function translate($string){ |
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$instance = self::Instance(); |
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return $instance->doTranslate($string); |
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} |
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public static function dateFormat(){ |
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$instance = self::Instance(); |
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return $instance->dateFormat; |
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} |
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} |
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//国际化语言后台配置类 |
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class I18n_Options{ |
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private static function doListLocalFiles($path){ |
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$dir = dirname(__DIR__) . "/{$path}"; |
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if(!file_exists($dir)){ |
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return array(); |
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} |
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$it = new RecursiveIteratorIterator( |
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new RecursiveDirectoryIterator($dir, FilesystemIterator::SKIP_DOTS), |
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RecursiveIteratorIterator::SELF_FIRST |
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); |
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$it->setMaxDepth(1);//递归获取目录下面的文件名称 |
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$langs = array(); |
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foreach ($it as $fileInfo) { |
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if ($fileInfo->isFile()) { |
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$filename = $fileInfo->getFilename(); |
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$filename = str_replace('.php', '', $filename); |
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$langs[] = $filename; |
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} |
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} |
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return $langs; |
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} |
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private static function doListLangs($path){//获取具体路径下的语言文件，并返回语言种类 |
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$dir = dirname(__DIR__) . "/{$path}"; |
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if(!file_exists($dir)){ |
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return array(); |
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} |
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$it = new RecursiveIteratorIterator( |
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new RecursiveDirectoryIterator($dir, FilesystemIterator::SKIP_DOTS), |
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RecursiveIteratorIterator::SELF_FIRST |
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); |
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$it->setMaxDepth(1);//递归获取目录下面的文件名称 |
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$langs = array(); |
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foreach ($it as $fileInfo) { |
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if($fileInfo->isFile()){ |
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$file = $fileInfo -> getPathname(); |
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$filename = $fileInfo->getFilename(); |
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//echo $file ; |
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$filename = str_replace('.php', '', $filename); |
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if(is_readable($file)){ |
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//echo " is readable"; |
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$className = str_replace('/', '_', $path) . '_' . $filename; |
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//echo " " . $className . '<br />'; |
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if (!class_exists($className)) {//如果找不到该类名称，则将该类对应的class文件引进 |
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//echo "yes "; |
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require_once($file); |
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} |
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if(class_exists($className)){ |
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$lang = new $className(); |
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//echo "require OK !"; |
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}else { |
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$lang = null; |
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//echo "reqire failed!"; |
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} |
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if(is_subclass_of($lang, "Lang")){ |
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if(method_exists($lang, "locale")){ |
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$locale = $lang->locale(); |
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if(!empty($locale) && method_exists($lang, "name")){ |
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$name = $lang->name(); |
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if(!empty($name)){ |
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$langs[$locale] = $name; |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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return $langs; |
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} |
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public static function listLangs(){//返回后台配置中显示的可使用的语言种类列表 |
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$lang = array('auto' => 'Auto'); |
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$langs = array_merge($lang, self::doListLangs("lang"), self::doListLangs("usr/lang")); |
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return $langs; |
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} |
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public static function listLocaleFiles($isSettingsPage = false){ |
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$lang = array(); |
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if ($isSettingsPage) {//合并需要导入的文件的数组 |
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$langs = array_merge($lang, self::doListLocalFiles("lang/settings")); |
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}else { |
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$langs = array_merge($lang,self::doListLocalFiles("lang"),self::doListLocalFiles("usr/lang")); |
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} |
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return array_unique($langs);//移除数组中重复的值 |
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} |
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} |
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function _mt($string){ |
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if (func_num_args() <= 1) {//只有一个参数 |
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return I18n::translate($string); |
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//echo "次浏览"; |
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}else { |
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$args = func_get_args();//返回一个包含函数参数列表的数组 |
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array_shift($args);//将数组开头的单元移出数组 |
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return vsprintf(I18n::translate($string), $args); |
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} |
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//func_get_arg() 和 func_num_args() 一起使用，使得用户自定义函数可以接受自定义个数的参数列表。 |
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} |
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function _me(){ |
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$args = func_get_args(); |
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echo call_user_func_array('_mt', $args); |
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//将$args数组的值作为_mt函数的参数值回调_mt函数 |
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//echo "次浏览"; |
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} |
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function _mn($single, $plural, $number){ |
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return $number > 1 ? I18n::translate($plural) : I18n::translate($single); |
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}
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