Files
framework/library/think/hook.php
2015-10-04 13:05:15 +08:00

90 lines
2.6 KiB
PHP

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2015 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace think;
class Hook
{
private static $tags = [];
/**
* 动态添加行为扩展到某个标签
* @param string $tag 标签名称
* @param mixed $behavior 行为名称
* @return void
*/
public static function add($tag, $behavior)
{
if (is_array($behavior)) {
self::$tags[$tag] = array_merge(self::$tags[$tag], $behavior);
} else {
self::$tags[$tag][] = $behavior;
}
}
/**
* 批量导入行为
* @param array $tags 标签行为
* @return void
*/
public static function import($tags)
{
self::$tags = array_merge(self::$tags, $tags);
}
/**
* 监听标签的行为
* @param string $tag 标签名称
* @param mixed $params 传入参数
* @return void
*/
public static function listen($tag, &$params = null)
{
if (isset(self::$tags[$tag])) {
foreach (self::$tags[$tag] as $name) {
if (APP_DEBUG) {
Debug::remark('behavior_start', 'time');
}
$result = self::exec($name, $tag, $params);
if (APP_DEBUG) {
Debug::remark('behavior_end', 'time');
Log::record('Run ' . $name . ' [ RunTime:' . Debug::getUseTime('behavior_start', 'behavior_end') . 's ]', 'INFO');
}
if (false === $result) {
// 如果返回false 则中断行为执行
return;
}
}
}
return;
}
/**
* 执行某个行为
* @param string $name 行为名称
* @param string $tag 方法名(标签名)
* @param Mixed $params 传人的参数
* @return void
*/
public static function exec($name, $tag, &$params = null)
{
if ($name instanceof \Closure) {
return $name($params);
}
$addon = new $name();
return method_exists($addon, $tag) ? $addon->$tag($params) : $addon->run($params);
}
}