/// <summary>
/// Enable hosts file.
/// </summary>
public static void EnableHostsFile()
{
using (FileEx.DisableAttributes(DefaultDisabledHostFilePath, FileAttributes.ReadOnly))
{
File.Move(DefaultDisabledHostFilePath, DefaultHostFilePath);
}
}
/// <summary>
/// The disable hosts file.
/// </summary>
public static void DisableHostsFile()
{
using (FileEx.DisableAttributes(DefaultHostFilePath, FileAttributes.ReadOnly))
{
File.Move(DefaultHostFilePath, DefaultDisabledHostFilePath);
NativeMethods.FlushDns();
}
}
/// <summary>
/// Deletes the specified archive.
/// </summary>
/// <param name="archive">The archive.</param>
public void Delete(HostsArchive archive)
{
using (FileEx.DisableAttributes(archive.FilePath, FileAttributes.ReadOnly))
{
File.Delete(archive.FilePath);
}
this.Remove(archive);
}
/// <summary>
/// Save the hosts file to the specified file.
/// </summary>
/// <param name="saveFilePath">
/// The save file path.
/// </param>
public void SaveAs(string saveFilePath)
{
FileInfo info = new FileInfo(saveFilePath);
if (!Directory.Exists(info.DirectoryName))
{
Directory.CreateDirectory(info.DirectoryName);
}
using (FileEx.DisableAttributes(saveFilePath, FileAttributes.ReadOnly))
{
File.WriteAllLines(
saveFilePath,
this.Entries.Select(entry => entry.UnparsedText));
}
}
/// <summary>
/// Initializes a new instance of the <see cref="HostsFile"/> class.
/// </summary>
/// <param name="filePath">
/// The file path.
/// </param>
private HostsFile(string filePath)
{
this.filePath = filePath;
if (!File.Exists(filePath))
{
this.Entries = new HostsEntryList();
}
else
{
using (FileEx.DisableAttributes(DefaultBackupHostFilePath, FileAttributes.ReadOnly))
{
File.Copy(filePath, DefaultBackupHostFilePath, true);
}
this.Entries = new HostsEntryList(File.ReadAllLines(filePath), RemoveDefaultText);
}
this.Entries.ListChanged += this.OnHostsEntriesListChanged;
}