thinkphp/vendor/topthink/framework/src/think/Db.php

104 lines
2.5 KiB
PHP

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2019 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
declare (strict_types = 1);
namespace think;
use think\db\BaseQuery;
/**
* Class Db
* @package think
* @mixin BaseQuery
* @mixin Query
*/
class Db extends DbManager
{
/**
* @param Event $event
* @param Config $config
* @param Log $log
* @param Cache $cache
* @return Db
* @codeCoverageIgnore
*/
public static function __make(Event $event, Config $config, Log $log, Cache $cache)
{
$db = new static();
$db->init($config->get('database'));
$db->setEvent($event);
$db->setLog($log);
$db->setCache($cache);
return $db;
}
/**
* 设置Event对象
* @param Event $event
*/
public function setEvent(Event $event)
{
$this->event = $event;
}
/**
* 设置日志对象
* @param Log $log
* @return void
*/
public function setLog(Log $log)
{
$this->log = $log;
}
/**
* 记录SQL日志
* @access protected
* @param string $log SQL日志信息
* @param string $type 日志类型
* @return void
*/
public function log($log, $type = 'sql')
{
$this->log->record($log, $type);
}
/**
* 注册回调方法
* @access public
* @param string $event 事件名
* @param callable $callback 回调方法
* @return void
*/
public function event(string $event, callable $callback): void
{
if ($this->event) {
$this->event->listen('db.' . $event, $callback);
}
}
/**
* 触发事件
* @access public
* @param string $event 事件名
* @param mixed $params 传入参数
* @param bool $once
* @return mixed
*/
public function trigger(string $event, $params = null, bool $once = false)
{
if ($this->event) {
return $this->event->trigger('db.' . $event, $params, $once);
}
}
}