<?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) 2006-2021 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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declare (strict_types = 1);
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namespace think\log\driver;
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use think\App;
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use think\contract\LogHandlerInterface;
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/**
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* 本地化调试输出到文件
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*/
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class File implements LogHandlerInterface
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{
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/**
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* 配置参数
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* @var array
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*/
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protected $config = [
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'time_format' => 'c',
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'single' => false,
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'file_size' => 2097152,
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'path' => '',
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'apart_level' => [],
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'max_files' => 0,
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'json' => false,
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'json_options' => JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES,
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'format' => '[%s][%s] %s',
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];
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// 实例化并传入参数
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public function __construct(App $app, $config = [])
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{
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if (is_array($config)) {
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$this->config = array_merge($this->config, $config);
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}
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if (empty($this->config['format'])) {
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$this->config['format'] = '[%s][%s] %s';
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}
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if (empty($this->config['path'])) {
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$this->config['path'] = $app->getRuntimePath() . 'log';
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}
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if (substr($this->config['path'], -1) != DIRECTORY_SEPARATOR) {
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$this->config['path'] .= DIRECTORY_SEPARATOR;
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}
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}
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/**
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* 日志写入接口
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* @access public
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* @param array $log 日志信息
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* @return bool
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*/
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public function save(array $log): bool
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{
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$destination = $this->getMasterLogFile();
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$path = dirname($destination);
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!is_dir($path) && mkdir($path, 0755, true);
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$info = [];
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// 日志信息封装
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$time = \DateTime::createFromFormat('0.u00 U', microtime())->setTimezone(new \DateTimeZone(date_default_timezone_get()))->format($this->config['time_format']);
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foreach ($log as $type => $val) {
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$message = [];
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foreach ($val as $msg) {
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if (!is_string($msg)) {
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$msg = var_export($msg, true);
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}
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$message[] = $this->config['json'] ?
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json_encode(['time' => $time, 'type' => $type, 'msg' => $msg], $this->config['json_options']) :
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sprintf($this->config['format'], $time, $type, $msg);
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}
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if (true === $this->config['apart_level'] || in_array($type, $this->config['apart_level'])) {
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// 独立记录的日志级别
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$filename = $this->getApartLevelFile($path, $type);
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$this->write($message, $filename);
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continue;
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}
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$info[$type] = $message;
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}
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if ($info) {
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return $this->write($info, $destination);
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}
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return true;
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}
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/**
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* 日志写入
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* @access protected
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* @param array $message 日志信息
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* @param string $destination 日志文件
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* @return bool
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*/
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protected function write(array $message, string $destination): bool
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{
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// 检测日志文件大小，超过配置大小则备份日志文件重新生成
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$this->checkLogSize($destination);
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$info = [];
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foreach ($message as $type => $msg) {
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$info[$type] = is_array($msg) ? implode(PHP_EOL, $msg) : $msg;
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}
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$message = implode(PHP_EOL, $info) . PHP_EOL;
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return error_log($message, 3, $destination);
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}
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/**
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* 获取主日志文件名
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* @access public
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* @return string
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*/
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protected function getMasterLogFile(): string
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{
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if ($this->config['max_files']) {
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$files = glob($this->config['path'] . '*.log');
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try {
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if (count($files) > $this->config['max_files']) {
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set_error_handler(function ($errno, $errstr, $errfile, $errline) {});
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unlink($files[0]);
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restore_error_handler();
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}
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} catch (\Exception $e) {
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//
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}
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}
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if ($this->config['single']) {
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$name = is_string($this->config['single']) ? $this->config['single'] : 'single';
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$destination = $this->config['path'] . $name . '.log';
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} else {
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if ($this->config['max_files']) {
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$filename = date('Ymd') . '.log';
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} else {
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$filename = date('Ym') . DIRECTORY_SEPARATOR . date('d') . '.log';
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}
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$destination = $this->config['path'] . $filename;
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}
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return $destination;
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}
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/**
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* 获取独立日志文件名
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* @access public
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* @param string $path 日志目录
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* @param string $type 日志类型
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* @return string
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*/
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protected function getApartLevelFile(string $path, string $type): string
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{
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if ($this->config['single']) {
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$name = is_string($this->config['single']) ? $this->config['single'] : 'single';
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$name .= '_' . $type;
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} elseif ($this->config['max_files']) {
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$name = date('Ymd') . '_' . $type;
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} else {
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$name = date('d') . '_' . $type;
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}
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return $path . DIRECTORY_SEPARATOR . $name . '.log';
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}
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/**
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* 检查日志文件大小并自动生成备份文件
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* @access protected
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* @param string $destination 日志文件
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* @return void
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*/
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protected function checkLogSize(string $destination): void
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{
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if (is_file($destination) && floor($this->config['file_size']) <= filesize($destination)) {
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try {
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rename($destination, dirname($destination) . DIRECTORY_SEPARATOR . basename($destination, '.log') . '-' . time() . '.log');
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} catch (\Exception $e) {
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//
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}
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}
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}
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}
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