TempFileUtil.cs :  » Build-Systems » CruiseControl.NET » ThoughtWorks » CruiseControl » Core » Util » C# / CSharp Open Source

using System;
using System.IO;
using System.Text;
using System.Xml;

namespace ThoughtWorks.CruiseControl.Core.Util{
  /// <summary>
  /// Utility class for managing temp files and folders.
  /// Uses your system's temp folder.
  /// </summary>
  public class TempFileUtil
  {
    public static string CreateTempDir(object obj)
    {
      return CreateTempDir(obj.GetType().FullName);
    }

    public static string CreateTempDir(string dirname)
    {
      return CreateTempDir(dirname, true);
    }

    public static string CreateTempDir(string dirname, bool overwrite)
    {
      if (overwrite)
      {
        DeleteTempDir(dirname);
      }
      return Directory.CreateDirectory(GetTempPath(dirname)).FullName;
    }

    public static string GetTempPath(string dirname)
    {
      return Path.Combine(Path.GetTempPath(), dirname);
    }

    public static string GetTempPath(object obj)
    {
      return GetTempPath(obj.GetType().FullName);
    }

    public static string GetTempFilePath(string dirname, string filename)
    {
      return Path.Combine(GetTempPath(dirname), filename);
    }

    public static bool DeleteTempDir(string dirname)
    {
      string tempDir = GetTempPath(dirname);
      if (Directory.Exists(tempDir))
      {
        try { Directory.Delete(tempDir, true); }
        catch (Exception e) { throw new IOException("Unable to delete directory: " + tempDir, e); }
        return true;
      }
      else
        return false;
    }

    public static bool DeleteTempDir(object obj)
    {
      return DeleteTempDir(obj.GetType().FullName);
    }

    public static bool TempFileExists(string dirname, string filename)
    {
      return File.Exists(GetTempFilePath(dirname, filename));
    }

    public static string CreateTempXmlFile(string dirname, string filename, string contents)
    {
      string path = Path.Combine(GetTempPath(dirname), filename);
      CreateTempXmlFile(path, contents);
      return path;
    }

    public static void CreateTempXmlFile(string path, string contents)
    {
      XmlTextWriter writer = new XmlTextWriter(path, Encoding.Unicode);
      writer.WriteRaw(contents);
      writer.Close();
    }

    public static string CreateTempFile(string tempDir, string filename)
    {
      return CreateTempFile(tempDir, filename, string.Empty);
    }

    public static string CreateTempFile(string tempDir, string filename, string content)
    {
      string path = CreateTempDir(tempDir, false);
      path = Path.Combine(path, filename);
      using (StreamWriter stream = File.CreateText(path))
      {
        stream.Write(content);
      }
      return path;
    }

    public static void CreateTempFiles(string tempDir, string[] filenames)
    {
      for (int i = 0; i < filenames.Length; i++)
      {
        CreateTempFile(tempDir, filenames[i]);
      }
    }

    public static void UpdateTempFile(string filename, string text)
    {
      using (StreamWriter writer = File.AppendText(filename))
      {
        writer.Write(text);
      }
    }

    public static void DeleteTempFile(string path)
    {
      if (path != null && File.Exists(path))
      {
        File.Delete(path);
      }
    }
  }
}