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Merge pull request #282 from WeakSun/patch-1

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Hook类代码改进
This commit is contained in:
ThinkPHP
2016-09-11 07:58:38 -05:00
committed by GitHub
parent 93e0eb46d3 f4df441b11
commit 8edc56d9f5
1 changed files with 103 additions and 125 deletions
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228
library/think/Hook.php
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@@ -1,4 +1,5 @@
<?php <?php
// +---------------------------------------------------------------------- // +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ] // | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +---------------------------------------------------------------------- // +----------------------------------------------------------------------
@@ -18,135 +19,112 @@ use think\Log;
class Hook class Hook
{ {
private static $tags = []; private static $tags = [];
/** /**
* 动态添加行为扩展到某个标签 * 动态添加行为扩展到某个标签
* @param string $tag 标签名称 * @param string $tag 标签名称
* @param mixed $behavior 行为名称 * @param mixed $behavior 行为名称
* @param bool $first 是否放到开头执行 * @param bool $first 是否放到开头执行
* @return void * @return void
*/ */
public static function add($tag, $behavior, $first = false) public static function add($tag, $behavior, $first = false)
{ {
if (!isset(self::$tags[$tag])) { isset(self::$tags[$tag]) || self::$tags[$tag] = [];
self::$tags[$tag] = []; if (is_array($behavior) && !is_callable($behavior)) {
} if (!array_key_exists('_overlay', $behavior) || !$behavior['_overlay']) {
if (is_array($behavior)) { unset($behavior['_overlay']);
self::$tags[$tag] = array_merge(self::$tags[$tag], $behavior); self::$tags[$tag] = array_merge(self::$tags[$tag], $behavior);
} elseif ($first) { } else {
array_unshift(self::$tags[$tag], $behavior); unset($behavior['_overlay']);
} else { self::$tags[$tag] = $behavior;
self::$tags[$tag][] = $behavior; }
} } elseif ($first) {
} array_unshift(self::$tags[$tag], $behavior);
} else {
self::$tags[$tag][] = $behavior;
}
}
/** /**
* 批量导入插件 * 批量导入插件
* @param array $tags 插件信息 * @param array $tags 插件信息
* @param boolean $recursive 是否递归合并 * @param boolean $recursive 是否递归合并
*/ */
public static function import($tags, $recursive = true) public static function import(array $tags, $recursive = true)
{ {
empty($tags) && $tags = []; if ($recursive) {
if (!$recursive) { foreach ($tags as $tag => $behavior) {
// 覆盖导入 self::add($tag, $behavior);
self::$tags = array_merge(self::$tags, $tags); }
} else { } else {
// 合并导入 self::$tags = $tags + self::$tags;
foreach ($tags as $tag => $val) { }
if (!isset(self::$tags[$tag])) { }
self::$tags[$tag] = [];
}
if (!empty($val['_overlay'])) { /**
// 可以针对某个标签指定覆盖模式 * 获取插件信息
unset($val['_overlay']); * @param string $tag 插件位置 留空获取全部
self::$tags[$tag] = $val; * @return array
} else { */
// 合并模式 public static function get($tag = '')
self::$tags[$tag] = array_merge(self::$tags[$tag], $val); {
} if (empty($tag)) {//获取全部的插件信息
} return self::$tags;
} } else {
} return array_key_exists($tag, self::$tags) ? self::$tags[$tag] : [];
}
}
/** /**
* 获取插件信息 * 监听标签的行为
* @param string $tag 插件位置 留空获取全部 * @param string $tag 标签名称
* @return array * @param mixed $params 传入参数
*/ * @param mixed $extra 额外参数
public static function get($tag = '') * @param bool $once 只获取一个有效返回值
{ * @return mixed
if (empty($tag)) { */
// 获取全部的插件信息 public static function listen($tag, &$params = null, $extra = null, $once = false)
return self::$tags; {
} else { $results = [];
return self::$tags[$tag]; $tags = static::get($tag);
} foreach ($tags as $key => $name) {
} $results[$key] = self::exec($name, $tag, $params, $extra);
if (false === $results[$key]) {// 如果返回false 则中断行为执行
break;
} elseif (!is_null($results[$key]) && $once) {
break;
}
}
return $once ? end($results) : $results;
}
/** /**
* 监听标签的行为 * 执行某个行为
* @param string $tag 标签名称 * @param mixed $class 要执行的行为
* @param mixed $params 传入参数 * @param string $tag 方法名（标签名）
* @param mixed $extra 额外参数 * @param Mixed $params 传人的参数
* @param bool $once 只获取一个有效返回值 * @param mixed $extra 额外参数
* @return mixed * @return mixed
*/ */
public static function listen($tag, &$params = null, $extra = null, $once = false) public static function exec($class, $tag = '', &$params = null, $extra = null)
{ {
$results = []; App::$debug && Debug::remark('behavior_start', 'time');
if (isset(self::$tags[$tag])) { if (is_callable($class)) {
foreach (self::$tags[$tag] as $name) { $result = call_user_func_array($class, [ & $params, $extra]);
$class = 'Closure';
} elseif (is_object($class)) {
$result = call_user_func_array([$class, $tag], [ & $params, $extra]);
$class = get_class($class);
} else {
$obj = new $class();
$result = ($tag && is_callable([$obj, $tag])) ? $obj->$tag($params, $extra) : $obj->run($params, $extra);
}
if (App::$debug) {
Debug::remark('behavior_end', 'time');
Log::record('[ BEHAVIOR ] Run ' . $class . ' @' . $tag . ' [ RunTime:' . Debug::getRangeTime('behavior_start', 'behavior_end') . 's ]', 'info');
}
return $result;
}
if (App::$debug) {
Debug::remark('behavior_start', 'time');
}
$result = self::exec($name, $tag, $params, $extra);
if (!is_null($result) && $once) {
return $result;
}
if (App::$debug) {
Debug::remark('behavior_end', 'time');
if ($name instanceof \Closure) {
$name = 'Closure';
} elseif (is_object($name)) {
$name = get_class($name);
}
Log::record('[ BEHAVIOR ] Run ' . $name . ' @' . $tag . ' [ RunTime:' . Debug::getRangeTime('behavior_start', 'behavior_end') . 's ]', 'info');
}
if (false === $result) {
// 如果返回false 则中断行为执行
break;
}
$results[] = $result;
}
}
return $once ? null : $results;
}
/**
* 执行某个行为
* @param mixed $class 要执行的行为
* @param string $tag 方法名（标签名）
* @param Mixed $params 传人的参数
* @param mixed $extra 额外参数
* @return mixed
*/
public static function exec($class, $tag = '', &$params = null,$extra=null)
{
if ($class instanceof \Closure) {
$result = call_user_func_array($class, [ & $params,$extra]);
} elseif (is_object($class)) {
$result = call_user_func_array([$class, $tag], [ & $params,$extra]);
} else {
$obj = new $class();
$result = ($tag && is_callable([$obj, $tag])) ? $obj->$tag($params,$extra) : $obj->run($params,$extra);
}
return $result;
}
} }