55 lines
1.6 KiB
PHP
55 lines
1.6 KiB
PHP
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<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: liu21st <liu21st@gmail.com>
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// +----------------------------------------------------------------------
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namespace traits\think;
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use think\Exception;
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trait Instance
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{
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/**
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* @var null|static 实例对象
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*/
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protected static $instance = null;
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/**
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* 获取示例
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* @param array $options 实例配置
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* @return static
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*/
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public static function instance($options = [])
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{
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if (is_null(self::$instance)) self::$instance = new self($options);
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return self::$instance;
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}
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/**
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* 静态调用
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* @param string $method 调用方法
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* @param array $params 调用参数
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* @return mixed
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* @throws Exception
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*/
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public static function __callStatic($method, array $params)
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{
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if (is_null(self::$instance)) self::$instance = new self();
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$call = substr($method, 1);
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if (0 !== strpos($method, '_') || !is_callable([self::$instance, $call])) {
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throw new Exception("method not exists:" . $method);
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}
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return call_user_func_array([self::$instance, $call], $params);
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}
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}
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