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87 lines
2.7 KiB
PHP
87 lines
2.7 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | TOPThink [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2011 http://topthink.com 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 think;
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class Hook {
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static private $tags = [];
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/**
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* 动态添加行为扩展到某个标签
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* @param string $tag 标签名称
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* @param mixed $behavior 行为名称
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* @return void
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*/
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static public function add($tag,$behavior) {
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if(is_array($behavior)) {
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self::$tags[$tag] = array_merge(self::$tags[$tag],$behavior);
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}else{
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self::$tags[$tag][] = $behavior;
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}
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}
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/**
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* 批量导入行为
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* @param array $tags 标签行为
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* @return void
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*/
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static public function import($tags) {
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self::$tags = array_merge(self::$tags,$tags);
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}
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/**
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* 监听标签的行为
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* @param string $tag 标签名称
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* @param mixed $params 传入参数
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* @return void
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*/
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static public function listen($tag, &$params=null) {
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if(isset(self::$tags[$tag])) {
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foreach (self::$tags[$tag] as $name) {
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Config::get('app_debug') && Debug::remark('behavior_start','time');
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$result = self::exec($name, $tag,$params);
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if(Config::get('app_debug')){
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Debug::remark('behavior_end','time');
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Log::record('Run '.$name.' [ RunTime:'.Debug::getUseTime('behavior_start','behavior_end').'s ]','INFO');
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}
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if(false === $result) {
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// 如果返回false 则中断行为执行
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return ;
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}
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}
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}
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return;
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}
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/**
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* 执行某个行为
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* @param string $name 行为名称
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* @param string $tag 方法名（标签名）
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* @param Mixed $params 传人的参数
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* @return void
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*/
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static public function exec($name, $tag,&$params=null) {
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if($name instanceof \Closure) {
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return $name($params);
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}
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if('Behavior' == substr($name,-8) ){
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// 行为扩展必须用run入口方法
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$tag = 'run';
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}
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$addon = new $name();
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return $addon->$tag($params);
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}
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}
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