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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using Aitex.Common.Util;
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using Aitex.Core.RT.Log;
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using Aitex.Core.RT.SCCore;
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using Aitex.Core.Util;
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using Ionic.Zip;
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namespace MECF.Framework.Common.Log
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{
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public class LogCleaner
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{
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private PeriodicJob _threadDeleteLogs;
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private int _logsSaveDays = 60;
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private int _singleFileMaxSize = 100;
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public bool IsEnableCompressLogFileFunc { get; set; }
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public int LogsSaveDays
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{
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get
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{
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return (_logsSaveDays < 7) ? 7 : _logsSaveDays;
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}
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set
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{
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_logsSaveDays = value;
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}
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}
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public int SingleLogFileMaxSize
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{
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get
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{
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return (_singleFileMaxSize < 1) ? 1 : _singleFileMaxSize;
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}
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set
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{
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_singleFileMaxSize = value;
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}
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}
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public LogCleaner()
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{
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if (SC.ContainsItem("System.LogsSaveDays"))
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{
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LogsSaveDays = SC.GetValue<int>("System.LogsSaveDays");
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}
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if (SC.ContainsItem("System.IsEnableCompressLogFileFunc"))
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{
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IsEnableCompressLogFileFunc = SC.GetValue<bool>("System.IsEnableCompressLogFileFunc");
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}
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if (SC.ContainsItem("System.SingleLogFileMaxSize"))
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{
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SingleLogFileMaxSize = SC.GetValue<int>("System.SingleLogFileMaxSize");
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}
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}
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public LogCleaner(int logsSaveDays, bool isEnableCompressLogFileFunc, int singleLogFileMaxSize)
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{
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LogsSaveDays = logsSaveDays;
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IsEnableCompressLogFileFunc = isEnableCompressLogFileFunc;
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SingleLogFileMaxSize = singleLogFileMaxSize;
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}
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public LogCleaner(int logsSaveDays)
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{
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LogsSaveDays = logsSaveDays;
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}
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public void Run()
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{
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_threadDeleteLogs = new PeriodicJob(86400000, OnDeleteLog, "DeleteLog Thread", isStartNow: true);
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}
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private bool OnDeleteLog()
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{
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try
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{
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string logDir = PathManager.GetLogDir();
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DirectoryInfo directoryInfo = new DirectoryInfo(logDir);
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FileInfo[] files = directoryInfo.GetFiles();
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FileInfo[] array = files;
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foreach (FileInfo fileInfo in array)
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{
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if (fileInfo.Name.Contains("log") || fileInfo.Extension == ".log")
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{
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DateTime dateTime = DateTime.Parse(fileInfo.LastWriteTime.ToShortDateString());
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DateTime dateTime2 = DateTime.Now.AddDays(-LogsSaveDays);
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if (dateTime < dateTime2)
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{
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File.Delete(fileInfo.FullName);
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LOG.Write($"delete log successfully,logName:{fileInfo.Name}");
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}
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else if (IsEnableCompressLogFileFunc && fileInfo.Length > SingleLogFileMaxSize * 1024 * 1024 && dateTime < DateTime.Now.AddDays(-1.0) && fileInfo.Extension != ".zip" && CompressFile(fileInfo.FullName, fileInfo.FullName + ".zip"))
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{
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File.Delete(fileInfo.FullName);
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LOG.Write($"delete log successfully,logName:{fileInfo.Name}");
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}
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}
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}
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}
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catch (Exception ex)
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{
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LOG.Write(ex);
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}
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return true;
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}
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public void Stop()
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{
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_threadDeleteLogs?.Stop();
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}
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private bool CompressFile(string filePath, string zipPath, string password = "", List<string> filterExtenList = null)
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{
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try
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{
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using ZipFile zipFile = new ZipFile(Encoding.UTF8);
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if (!string.IsNullOrWhiteSpace(password))
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{
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zipFile.Password = password;
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}
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if (Directory.Exists(filePath))
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{
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if (filterExtenList == null)
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{
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zipFile.AddDirectory(filePath);
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}
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else
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{
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AddDirectory(zipFile, filePath, filePath, filterExtenList);
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}
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}
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else if (File.Exists(filePath))
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{
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zipFile.AddFile(filePath, "");
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}
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zipFile.Save(zipPath);
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return true;
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}
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catch (Exception ex)
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{
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LOG.Write(ex);
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}
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return false;
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}
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private void AddDirectory(ZipFile zip, string dirPath, string rootPath, List<string> filterExtenList)
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{
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string[] files = Directory.GetFiles(dirPath);
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int i;
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for (i = 0; i < files.Length; i++)
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{
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if (filterExtenList == null || (filterExtenList != null && !filterExtenList.Any((string d) => Path.GetExtension(files[i]).ToLower() == d.ToLower())))
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{
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string directoryPathInArchive = Path.GetFullPath(dirPath).Replace(Path.GetFullPath(rootPath), "");
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zip.AddFile(files[i], directoryPathInArchive);
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}
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}
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string[] directories = Directory.GetDirectories(dirPath);
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for (int j = 0; j < directories.Length; j++)
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{
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AddDirectory(zip, directories[j], rootPath, filterExtenList);
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}
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}
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~LogCleaner()
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{
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Stop();
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}
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}
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}
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