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