Files
KurtzPelRegionPicker/KurtzPelRegionPicker/MainWindow.xaml.cs
2019-05-06 19:25:18 +02:00

117 lines
3.6 KiB
C#

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net.NetworkInformation;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
namespace KurtzPelRegionPicker
{
/// <summary>
/// Logique d'interaction pour MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
public const string HOSTS_PATH = @"C:\Windows\System32\drivers\etc\hosts";
public const string COMMENT = "# KurtzPelRegionPicker";
// language=regex
public const string IP_REGEX = @"\[(?<ip>.+)\]";
private List<Region> _regions = new List<Region>()
{
new Region("Europe", "gs.live.europe.kurtzpel.playkog.com"),
new Region("America", "gs.live.northamerica.kurtzpel.playkog.com"),
new Region("Test", "gs.qa1.japan.kurtzpel.playkog.com")
};
public MainWindow()
{
InitializeComponent();
ComboBox_Source_Region.ItemsSource = _regions.Where(x => x.Name != "Test");
ComboBox_Fake_Region.ItemsSource = _regions;
}
private void Button_Apply_Click(object sender, RoutedEventArgs e)
{
if (ComboBox_Source_Region.SelectedItem is Region source && ComboBox_Fake_Region.SelectedItem is Region destination)
{
ApplyRegion(source, destination);
MessageBox.Show("Region applied", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
Environment.Exit(0);
}
}
private void ApplyRegion(Region source, Region destination)
{
string[] content = File.ReadAllLines(HOSTS_PATH);
string[] newContent;
if (content.Contains(COMMENT))
{
// Purge
int index = content.IndexOf(COMMENT);
var list = content.ToList();
list.RemoveAt(index);
list.RemoveAt(index);
content = list.ToArray();
File.WriteAllLines(HOSTS_PATH, content);
}
string line = $"{GetRealIP(destination.DNS)} {source.DNS}";
newContent = new string[content.Length + 2];
content.CopyTo(newContent, 0);
newContent[newContent.Length - 2] = COMMENT;
newContent[newContent.Length - 1] = line;
File.WriteAllLines(HOSTS_PATH, newContent);
}
private string GetRealIP(string dns)
{
var process = new Process()
{
StartInfo = new ProcessStartInfo("ping.exe", $"-n 1 -w 10 {dns}")
{
CreateNoWindow = true,
RedirectStandardOutput = true,
UseShellExecute = false,
WindowStyle = ProcessWindowStyle.Hidden
}
};
process.Start();
process.WaitForExit();
string output = process.StandardOutput.ReadToEnd();
string ip = Regex.Match(output, IP_REGEX).Groups["ip"].Value;
if (ip == "")
{
MessageBox.Show($"Can't resolve hostname: {dns}", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
Environment.Exit(1);
}
return ip;
}
}
}