118 lines
2.9 KiB
PHP

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2021 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;
/**
* 数据库管理类
* @package think
* @property Config $config
*/
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();
$db->setConfig($config);
$db->setEvent($event);
$db->setLog($log);
$store = $db->getConfig('cache_store');
$db->setCache($cache->store($store));
$db->triggerSql();
return $db;
}
/**
* 注入模型对象
* @access public
* @return void
*/
protected function modelMaker()
{
}
/**
* 设置配置对象
* @access public
* @param Config $config 配置对象
* @return void
*/
public function setConfig($config): void
{
$this->config = $config;
}
/**
* 获取配置参数
* @access public
* @param string $name 配置参数
* @param mixed $default 默认值
* @return mixed
*/
public function getConfig(string $name = '', $default = null)
{
if ('' !== $name) {
return $this->config->get('database.' . $name, $default);
}
return $this->config->get('database', []);
}
/**
* 设置Event对象
* @param Event $event
*/
public function setEvent(Event $event): void
{
$this->event = $event;
}
/**
* 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);
}
}
}