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完善行为扩展

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yunwuxin
2016-06-01 16:32:31 +08:00
parent bebe73e5a7
commit 5ab7f81c44
1 changed files with 16 additions and 9 deletions
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25
library/think/Hook.php
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@@ -88,13 +88,15 @@ class Hook
/**
* 监听标签的行为
* @param string $tag 标签名称
* @param mixed $params 传入参数
* @param mixed $extra 额外参数
* @return void
* @param string $tag 标签名称
* @param mixed $params 传入参数
* @param mixed $extra 额外参数
* @param bool $once 只获取一个有效返回值
* @return bool|mixed|void
*/
public static function listen($tag, &$params = null,$extra=null) {
$result = true;
public static function listen($tag, &$params = null, $extra = null, $once = false)
{
$results = [];
if (isset(self::$tags[$tag])) {
foreach (self::$tags[$tag] as $name) {
@@ -102,7 +104,11 @@ class Hook
Debug::remark('behavior_start', 'time');
}
$result = self::exec($name, $tag, $params,$extra);
$result = self::exec($name, $tag, $params, $extra);
if (!is_null($result) && $once) {
return $result;
}
if (APP_DEBUG) {
Debug::remark('behavior_end', 'time');
@@ -115,11 +121,12 @@ class Hook
}
if (false === $result) {
// 如果返回false 则中断行为执行
return;
break;
}
$results[] = $result;
}
}
return $result;
return $once ? null : $results;
}
/**