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104 lines
3.9 KiB
104 lines
3.9 KiB
<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006-2014 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 <liu21st@gmail.com>
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// +----------------------------------------------------------------------
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namespace Think;
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/**
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* 日志处理类
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*/
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class Log {
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// 日志级别 从上到下，由低到高
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const EMERG = 'EMERG'; // 严重错误: 导致系统崩溃无法使用
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const ALERT = 'ALERT'; // 警戒性错误: 必须被立即修改的错误
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const CRIT = 'CRIT'; // 临界值错误: 超过临界值的错误，例如一天24小时，而输入的是25小时这样
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const ERR = 'ERR'; // 一般错误: 一般性错误
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const WARN = 'WARN'; // 警告性错误: 需要发出警告的错误
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const NOTICE = 'NOTIC'; // 通知: 程序可以运行但是还不够完美的错误
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const INFO = 'INFO'; // 信息: 程序输出信息
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const DEBUG = 'DEBUG'; // 调试: 调试信息
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const SQL = 'SQL'; // SQL：SQL语句 注意只在调试模式开启时有效
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// 日志信息
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static protected $log = array();
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// 日志存储
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static protected $storage = null;
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// 日志初始化
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static public function init($config=array()){
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$type = isset($config['type']) ? $config['type'] : 'File';
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$class = strpos($type,'\\')? $type: 'Think\\Log\\Driver\\'. ucwords(strtolower($type));
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unset($config['type']);
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self::$storage = new $class($config);
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}
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/**
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* 记录日志 并且会过滤未经设置的级别
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* @static
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* @access public
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* @param string $message 日志信息
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* @param string $level 日志级别
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* @param boolean $record 是否强制记录
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* @return void
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*/
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static function record($message,$level=self::ERR,$record=false) {
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if($record || false !== strpos(C('LOG_LEVEL'),$level)) {
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self::$log[] = "{$level}: {$message}\r\n";
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}
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}
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/**
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* 日志保存
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* @static
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* @access public
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* @param integer $type 日志记录方式
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* @param string $destination 写入目标
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* @return void
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*/
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static function save($type='',$destination='') {
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if(empty(self::$log)) return ;
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if(empty($destination)){
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$destination = C('LOG_PATH').date('y_m_d').'.log';
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}
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if(!self::$storage){
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$type = $type ? : C('LOG_TYPE');
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$class = 'Think\\Log\\Driver\\'. ucwords($type);
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self::$storage = new $class();
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}
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$message = implode('',self::$log);
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self::$storage->write($message,$destination);
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// 保存后清空日志缓存
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self::$log = array();
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}
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/**
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* 日志直接写入
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* @static
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* @access public
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* @param string $message 日志信息
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* @param string $level 日志级别
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* @param integer $type 日志记录方式
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* @param string $destination 写入目标
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* @return void
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*/
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static function write($message,$level=self::ERR,$type='',$destination='') {
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if(!self::$storage){
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$type = $type ? : C('LOG_TYPE');
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$class = 'Think\\Log\\Driver\\'. ucwords($type);
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$config['log_path'] = C('LOG_PATH');
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self::$storage = new $class($config);
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}
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if(empty($destination)){
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$destination = C('LOG_PATH').date('y_m_d').'.log';
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}
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self::$storage->write("{$level}: {$message}", $destination);
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}
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}
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