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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 Config
 
- {
 
-     /**
 
-      * @var array 配置参数
 
-      */
 
-     private static $config = [];
 
-     /**
 
-      * @var string 参数作用域
 
-      */
 
-     private static $range = '_sys_';
 
-     /**
 
-      * 设定配置参数的作用域
 
-      * @access public
 
-      * @param  string $range 作用域
 
-      * @return void
 
-      */
 
-     public static function range($range)
 
-     {
 
-         self::$range = $range;
 
-         if (!isset(self::$config[$range])) self::$config[$range] = [];
 
-     }
 
-     /**
 
-      * 解析配置文件或内容
 
-      * @access public
 
-      * @param  string $config 配置文件路径或内容
 
-      * @param  string $type   配置解析类型
 
-      * @param  string $name   配置名(如设置即表示二级配置)
 
-      * @param  string $range  作用域
 
-      * @return mixed
 
-      */
 
-     public static function parse($config, $type = '', $name = '', $range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         if (empty($type)) $type = pathinfo($config, PATHINFO_EXTENSION);
 
-         $class = false !== strpos($type, '\\') ?
 
-             $type :
 
-             '\\think\\config\\driver\\' . ucwords($type);
 
-         return self::set((new $class())->parse($config), $name, $range);
 
-     }
 
-     /**
 
-      * 加载配置文件(PHP格式)
 
-      * @access public
 
-      * @param  string $file  配置文件名
 
-      * @param  string $name  配置名(如设置即表示二级配置)
 
-      * @param  string $range 作用域
 
-      * @return mixed
 
-      */
 
-     public static function load($file, $name = '', $range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         if (!isset(self::$config[$range])) self::$config[$range] = [];
 
-         if (is_file($file)) {
 
-             $name = strtolower($name);
 
-             $type = pathinfo($file, PATHINFO_EXTENSION);
 
-             if ('php' == $type) {
 
-                 return self::set(include $file, $name, $range);
 
-             }
 
-             if ('yaml' == $type && function_exists('yaml_parse_file')) {
 
-                 return self::set(yaml_parse_file($file), $name, $range);
 
-             }
 
-             return self::parse($file, $type, $name, $range);
 
-         }
 
-         return self::$config[$range];
 
-     }
 
-     /**
 
-      * 检测配置是否存在
 
-      * @access public
 
-      * @param  string $name 配置参数名(支持二级配置 . 号分割)
 
-      * @param  string $range  作用域
 
-      * @return bool
 
-      */
 
-     public static function has($name, $range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         if (!strpos($name, '.')) {
 
-             return isset(self::$config[$range][strtolower($name)]);
 
-         }
 
-         // 二维数组设置和获取支持
 
-         $name = explode('.', $name, 2);
 
-         return isset(self::$config[$range][strtolower($name[0])][$name[1]]);
 
-     }
 
-     /**
 
-      * 获取配置参数 为空则获取所有配置
 
-      * @access public
 
-      * @param  string $name 配置参数名(支持二级配置 . 号分割)
 
-      * @param  string $range  作用域
 
-      * @return mixed
 
-      */
 
-     public static function get($name = null, $range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         // 无参数时获取所有
 
-         if (empty($name) && isset(self::$config[$range])) {
 
-             return self::$config[$range];
 
-         }
 
-         // 非二级配置时直接返回
 
-         if (!strpos($name, '.')) {
 
-             $name = strtolower($name);
 
-             return isset(self::$config[$range][$name]) ? self::$config[$range][$name] : null;
 
-         }
 
-         // 二维数组设置和获取支持
 
-         $name    = explode('.', $name, 2);
 
-         $name[0] = strtolower($name[0]);
 
-         if (!isset(self::$config[$range][$name[0]])) {
 
-             // 动态载入额外配置
 
-             $module = Request::instance()->module();
 
-             $file   = CONF_PATH . ($module ? $module . DS : '') . 'extra' . DS . $name[0] . CONF_EXT;
 
-             is_file($file) && self::load($file, $name[0]);
 
-         }
 
-         return isset(self::$config[$range][$name[0]][$name[1]]) ?
 
-             self::$config[$range][$name[0]][$name[1]] :
 
-             null;
 
-     }
 
-     /**
 
-      * 设置配置参数 name 为数组则为批量设置
 
-      * @access public
 
-      * @param  string|array $name  配置参数名(支持二级配置 . 号分割)
 
-      * @param  mixed        $value 配置值
 
-      * @param  string       $range 作用域
 
-      * @return mixed
 
-      */
 
-     public static function set($name, $value = null, $range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         if (!isset(self::$config[$range])) self::$config[$range] = [];
 
-         // 字符串则表示单个配置设置
 
-         if (is_string($name)) {
 
-             if (!strpos($name, '.')) {
 
-                 self::$config[$range][strtolower($name)] = $value;
 
-             } else {
 
-                 // 二维数组
 
-                 $name = explode('.', $name, 2);
 
-                 self::$config[$range][strtolower($name[0])][$name[1]] = $value;
 
-             }
 
-             return $value;
 
-         }
 
-         // 数组则表示批量设置
 
-         if (is_array($name)) {
 
-             if (!empty($value)) {
 
-                 self::$config[$range][$value] = isset(self::$config[$range][$value]) ?
 
-                     array_merge(self::$config[$range][$value], $name) :
 
-                     $name;
 
-                 return self::$config[$range][$value];
 
-             }
 
-             return self::$config[$range] = array_merge(
 
-                 self::$config[$range], array_change_key_case($name)
 
-             );
 
-         }
 
-         // 为空直接返回已有配置
 
-         return self::$config[$range];
 
-     }
 
-     /**
 
-      * 重置配置参数
 
-      * @access public
 
-      * @param  string $range 作用域
 
-      * @return void
 
-      */
 
-     public static function reset($range = '')
 
-     {
 
-         $range = $range ?: self::$range;
 
-         if (true === $range) {
 
-             self::$config = [];
 
-         } else {
 
-             self::$config[$range] = [];
 
-         }
 
-     }
 
- }
 
 
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