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							- <?php
 
- // +----------------------------------------------------------------------
 
- // | ThinkPHP [ WE CAN DO IT JUST THINK ]
 
- // +----------------------------------------------------------------------
 
- // | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
 
- // +----------------------------------------------------------------------
 
- // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
 
- // +----------------------------------------------------------------------
 
- // | Author: liu21st <liu21st@gmail.com>
 
- // +----------------------------------------------------------------------
 
- namespace think;
 
- class Lang
 
- {
 
-     /**
 
-      * @var array 语言数据
 
-      */
 
-     private static $lang = [];
 
-     /**
 
-      * @var string 语言作用域
 
-      */
 
-     private static $range = 'zh-cn';
 
-     /**
 
-      * @var string 语言自动侦测的变量
 
-      */
 
-     protected static $langDetectVar = 'lang';
 
-     /**
 
-      * @var string 语言 Cookie 变量
 
-      */
 
-     protected static $langCookieVar = 'think_var';
 
-     /**
 
-      * @var int 语言 Cookie 的过期时间
 
-      */
 
-     protected static $langCookieExpire = 3600;
 
-     /**
 
-      * @var array 允许语言列表
 
-      */
 
-     protected static $allowLangList = [];
 
-     /**
 
-      * @var array Accept-Language 转义为对应语言包名称 系统默认配置
 
-      */
 
-     protected static $acceptLanguage = ['zh-hans-cn' => 'zh-cn'];
 
-     /**
 
-      * 设定当前的语言
 
-      * @access public
 
-      * @param  string $range 语言作用域
 
-      * @return string
 
-      */
 
-     public static function range($range = '')
 
-     {
 
-         if ($range) {
 
-             self::$range = $range;
 
-         }
 
-         return self::$range;
 
-     }
 
-     /**
 
-      * 设置语言定义(不区分大小写)
 
-      * @access public
 
-      * @param  string|array  $name  语言变量
 
-      * @param  string        $value 语言值
 
-      * @param  string        $range 语言作用域
 
-      * @return mixed
 
-      */
 
-     public static function set($name, $value = null, $range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         if (!isset(self::$lang[$range])) {
 
-             self::$lang[$range] = [];
 
-         }
 
-         if (is_array($name)) {
 
-             return self::$lang[$range] = array_change_key_case($name) + self::$lang[$range];
 
-         }
 
-         return self::$lang[$range][strtolower($name)] = $value;
 
-     }
 
-     /**
 
-      * 加载语言定义(不区分大小写)
 
-      * @access public
 
-      * @param  array|string $file 语言文件
 
-      * @param  string $range      语言作用域
 
-      * @return mixed
 
-      */
 
-     public static function load($file, $range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         $file  = is_string($file) ? [$file] : $file;
 
-         if (!isset(self::$lang[$range])) {
 
-             self::$lang[$range] = [];
 
-         }
 
-         $lang = [];
 
-         foreach ($file as $_file) {
 
-             if (is_file($_file)) {
 
-                 // 记录加载信息
 
-                 App::$debug && Log::record('[ LANG ] ' . $_file, 'info');
 
-                 $_lang = include $_file;
 
-                 if (is_array($_lang)) {
 
-                     $lang = array_change_key_case($_lang) + $lang;
 
-                 }
 
-             }
 
-         }
 
-         if (!empty($lang)) {
 
-             self::$lang[$range] = $lang + self::$lang[$range];
 
-         }
 
-         return self::$lang[$range];
 
-     }
 
-     /**
 
-      * 获取语言定义(不区分大小写)
 
-      * @access public
 
-      * @param  string|null $name  语言变量
 
-      * @param  string      $range 语言作用域
 
-      * @return mixed
 
-      */
 
-     public static function has($name, $range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         return isset(self::$lang[$range][strtolower($name)]);
 
-     }
 
-     /**
 
-      * 获取语言定义(不区分大小写)
 
-      * @access public
 
-      * @param  string|null $name  语言变量
 
-      * @param  array       $vars  变量替换
 
-      * @param  string      $range 语言作用域
 
-      * @return mixed
 
-      */
 
-     public static function get($name = null, $vars = [], $range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         // 空参数返回所有定义
 
-         if (empty($name)) {
 
-             return self::$lang[$range];
 
-         }
 
-         $key   = strtolower($name);
 
-         $value = isset(self::$lang[$range][$key]) ? self::$lang[$range][$key] : $name;
 
-         // 变量解析
 
-         if (!empty($vars) && is_array($vars)) {
 
-             /**
 
-              * Notes:
 
-              * 为了检测的方便,数字索引的判断仅仅是参数数组的第一个元素的key为数字0
 
-              * 数字索引采用的是系统的 sprintf 函数替换,用法请参考 sprintf 函数
 
-              */
 
-             if (key($vars) === 0) {
 
-                 // 数字索引解析
 
-                 array_unshift($vars, $value);
 
-                 $value = call_user_func_array('sprintf', $vars);
 
-             } else {
 
-                 // 关联索引解析
 
-                 $replace = array_keys($vars);
 
-                 foreach ($replace as &$v) {
 
-                     $v = "{:{$v}}";
 
-                 }
 
-                 $value = str_replace($replace, $vars, $value);
 
-             }
 
-         }
 
-         return $value;
 
-     }
 
-     /**
 
-      * 自动侦测设置获取语言选择
 
-      * @access public
 
-      * @return string
 
-      */
 
-     public static function detect()
 
-     {
 
-         $langSet = '';
 
-         if (isset($_GET[self::$langDetectVar])) {
 
-             // url 中设置了语言变量
 
-             $langSet = strtolower($_GET[self::$langDetectVar]);
 
-         } elseif (isset($_COOKIE[self::$langCookieVar])) {
 
-             // Cookie 中设置了语言变量
 
-             $langSet = strtolower($_COOKIE[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]);
 
-             $acceptLangs = Config::get('header_accept_lang');
 
-             if (isset($acceptLangs[$langSet])) {
 
-                 $langSet = $acceptLangs[$langSet];
 
-             } elseif (isset(self::$acceptLanguage[$langSet])) {
 
-                 $langSet = self::$acceptLanguage[$langSet];
 
-             }
 
-         }
 
-         // 合法的语言
 
-         if (empty(self::$allowLangList) || in_array($langSet, self::$allowLangList)) {
 
-             self::$range = $langSet ?: self::$range;
 
-         }
 
-         return self::$range;
 
-     }
 
-     /**
 
-      * 设置语言自动侦测的变量
 
-      * @access public
 
-      * @param  string $var 变量名称
 
-      * @return void
 
-      */
 
-     public static function setLangDetectVar($var)
 
-     {
 
-         self::$langDetectVar = $var;
 
-     }
 
-     /**
 
-      * 设置语言的 cookie 保存变量
 
-      * @access public
 
-      * @param  string $var 变量名称
 
-      * @return void
 
-      */
 
-     public static function setLangCookieVar($var)
 
-     {
 
-         self::$langCookieVar = $var;
 
-     }
 
-     /**
 
-      * 设置语言的 cookie 的过期时间
 
-      * @access public
 
-      * @param  string $expire 过期时间
 
-      * @return void
 
-      */
 
-     public static function setLangCookieExpire($expire)
 
-     {
 
-         self::$langCookieExpire = $expire;
 
-     }
 
-     /**
 
-      * 设置允许的语言列表
 
-      * @access public
 
-      * @param  array $list 语言列表
 
-      * @return void
 
-      */
 
-     public static function setAllowLangList($list)
 
-     {
 
-         self::$allowLangList = $list;
 
-     }
 
- }
 
 
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