PTMagic/Core/Helper/FileHelper.cs

using System;
using System.IO;
using Core.Main;

namespace Core.Helper {
  public static class FileHelper {
    public static void WriteTextToFile(string folderPath, string fileName, string text) {
      FileHelper.WriteTextToFile(folderPath, fileName, text, Constants.confMinDate, Constants.confMinDate);
    }

    public static void WriteTextToFile(string folderPath, string fileName, string text, DateTime creationTime, DateTime lastWriteTime) {
      if (!Directory.Exists(folderPath)) {
        Directory.CreateDirectory(folderPath);
      }

      File.WriteAllText(folderPath + fileName, text);

      if (creationTime != Constants.confMinDate) {
        File.SetCreationTimeUtc(folderPath + fileName, creationTime);
      }

      if (lastWriteTime != Constants.confMinDate) {
        File.SetLastWriteTimeUtc(folderPath + fileName, lastWriteTime);
      }
    }

    public static void CreateBackup(string filePath, string backupFolder) {
      FileHelper.CreateBackup(filePath, backupFolder, "");
    }

    public static void CreateBackup(string filePath, string backupFolder, string backupFileName) {
      if (!Directory.Exists(backupFolder)) {
        Directory.CreateDirectory(backupFolder);
      }

      FileInfo file = new FileInfo(filePath);

      string backupFilePath = backupFolder + DateTime.Now.ToString("yyyy-MM-dd_HH.mm.ss") + "_" + file.Name;
      if (!backupFileName.Equals("")) {
        backupFilePath = backupFolder + backupFileName;
      }

      File.Copy(file.FullName, backupFilePath, true);
    }

    public static void CleanupFilesMinutes(string folderPath, int maxMinutes) {
      if (!Directory.Exists(folderPath)) {
        Directory.CreateDirectory(folderPath);
      }

      DirectoryInfo folder = new DirectoryInfo(folderPath);
      foreach (FileInfo file in folder.GetFiles()) {
        DateTime maxAge = DateTime.Now.AddMinutes(-maxMinutes);

        if (file.LastWriteTime < maxAge) {
          File.Delete(file.FullName);
        }
      }
    }

    public static void CleanupFiles(string folderPath, int maxHours) {
      if (!Directory.Exists(folderPath)) {
        Directory.CreateDirectory(folderPath);
      }

      DirectoryInfo folder = new DirectoryInfo(folderPath);
      foreach (FileInfo file in folder.GetFiles()) {
        DateTime maxAge = DateTime.Now.AddHours(-(maxHours + 1));

        if (file.LastWriteTime < maxAge) {
          File.Delete(file.FullName);
        }
      }
    }
  }
}