lccsw
124 lines
2.8 KiB
PHP
Executable File
124 lines
2.8 KiB
PHP
Executable File
<?php
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defined('BASEPATH') OR exit('No direct script access allowed');
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/**
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* 查看日志
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* Created by PhpStorm.
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* User: xuxb
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* Date: 2019/11/8
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* Time: 15:33
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*/
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class Log extends CI_Controller{
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function __construct(){
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parent::__construct();
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}
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/**
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* @param $method
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* @param string $version
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*/
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function _remap($method, $version = ''){
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$segments = array_slice($this->uri->segment_array(), 2);
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$dir = implode('/', $segments);
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$path = $this->path($method, $dir);
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if(is_file($path)){
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return $this->get_log($path);
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} elseif(is_dir($path)) {//日志文件
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return $this->get_dir($path);
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} else {
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exit("file unkonw;path=$path");
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}
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}
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/**
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* 获取日志
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* @param $path
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*/
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protected function get_log($path){
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$n = $this->input->get('n');
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!$n && $n = 100;
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$start = $this->input->get('start');
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$start < $n && $start = $n;
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if(!$fp=fopen($path,'r')){
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exit("[error] file can not open;path=$path\n");
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}
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$pos = -2;
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$t = " ";
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while ($start > 0) {
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while ($t != "\n") {
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if(-1 != fseek($fp, $pos, SEEK_END)){
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$t = fgetc($fp);
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$pos--;
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} else {
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fseek($fp, 0, SEEK_SET);
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$start = 0;
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break;
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}
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}
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$t = " ";
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$start--;
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}
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while (!feof($fp) && $n-- > 0){
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echo fgets($fp);
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};
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//关闭文件
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fclose($fp);
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}
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/**
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* 展示目录
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* @param $path
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*/
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protected function get_dir($path){
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$arr = array();
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if ($dh = opendir($path)){
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while (($file = readdir($dh)) !== false){
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if('.' == $file || '..' == $file){
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continue;
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}
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$arr[] = $file;
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}
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sort($arr);
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$arr = array_reverse($arr);//倒序排列
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// echo json_encode($arr);
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foreach($arr as $v){
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echo "<a href='/" .$this->uri->uri_string(). "/{$v}'>{$v}</a><br/>";
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}
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closedir($dh);
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}
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}
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/**
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* 获取文件路径
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* @param $method
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* @param $dir
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* @return string
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*/
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private function path($method, $dir){
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if('api' == $method){
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$file_path = "../../api/logs/{$dir}";
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} elseif('admin' == $method) {
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$file_path = APPPATH . "logs/{$dir}";
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} elseif('h5' == $method){
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$file_path = "../../home/logs/{$dir}";;
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} else {
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exit("method unknow;method={$method};dir={$dir}");
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}
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return $file_path;
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}
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} |