467 lines
17 KiB
C#
467 lines
17 KiB
C#
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.Net;
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using System.Net.Http;
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using System.Reflection;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Web;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Documents;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Navigation;
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using System.Windows.Shapes;
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using ChatController.HauptKlassen;
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using ChatController.Klassen;
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using Newtonsoft.Json;
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using Path = System.IO.Path;
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namespace ChatController
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{
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/// <summary>
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/// Interaktionslogik für Login.xaml
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/// </summary>
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public partial class LoginControl : UserControl
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{
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public delegate void LoginDelegate(ChatDatenUebergabe cdu);
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public event LoginDelegate OnLogin;
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//private readonly string _dateiPfad = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location) + "ownChatX1253781.txt"; //OwnChatX1253781
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//private readonly string _merkeDaten = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location) + "ownChatX1253782.txt"; //OwnChatX1253782
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private string _newUrl = "https://dict.ownchat.de/api/server/resolve/1/";
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private string _benutzername = "";
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private string _passwort = "";
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private string _chatCode = "";
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private string _kundennummer = "";
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private string _authToken = "";
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private string _version = "1.1";
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public LoginControl()
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{
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InitializeComponent();
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//encrypt verschlüsselte datei
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LeseDateiFallsVorhanden();
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//var version = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version;
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lblVersion.Content = String.Format("Version: {0}", _version);
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}
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private void AnmeldenButton_OnClick(object sender, RoutedEventArgs e)
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{
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try
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{
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//TODO Abfrage einführen die prüft ob eine verbindung ueberhaupt hergestellt werde kann | FehlerMeldungen Genauer Definieren
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if (!TextBoxKundennummer.Text.Equals("") && !TextBoxChatCode.Text.Equals("") &&
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!TextBoxBenutzerName.Text.Equals("") && !TextBoxPasswort.Password.Equals(""))
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{
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Cursor = Cursors.Wait;
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Login _login = new Login(TextBoxKundennummer.Text, TextBoxChatCode.Text, TextBoxBenutzerName.Text, TextBoxPasswort.Password);
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var x = _login.AnmeldevorgangDurchFuehren();
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if (OnLogin != null && x != null)
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{
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AutosetDaten();
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//if (Merken.IsChecked == true)
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//{
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// SpeichereDatenInDatei();
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//}
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//else
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//{
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// LoescheGespeicherteDatei();
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//}
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OnLogin(x);
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}
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else
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{
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MessageBox.Show("Fehler bei der Anmeldung. Bitte überprüfen Sie die Anmeldeinformationen.", "Info", MessageBoxButton.OK, MessageBoxImage.Asterisk);
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}
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Cursor = Cursors.Arrow;
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}
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else
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{
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MessageBox.Show("Bitte alle Felder ausfüllen!", "Info", MessageBoxButton.OK);
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}
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}
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catch (Exception exception)
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{
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//MessageBox.Show("Fehler bei der Anmeldung!\n\n" + exception.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Asterisk);
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MessageBox.Show("Fehler bei der Anmeldung. Bitte überprüfen Sie die Anmeldeinformationen.", "Info", MessageBoxButton.OK, MessageBoxImage.Asterisk);
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//throw;
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Cursor = Cursors.Arrow;
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}
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}
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#region Speichern / Laden / Löschen der Datei
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#region wird vorerst nicht gebraucht
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private void SpeichereDatenInDatei()
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{
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try
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{
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if (!File.Exists(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChatX1253781.txt"))) {
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using (StreamWriter sw = new StreamWriter(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChatX1253781.txt")))
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{
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Encoding enc = new UTF8Encoding();
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//var byt = enc.GetBytes(TextBoxKundennummer.Text);
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//var bytes = Convert.ToBase64String(byt);
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//var byt2 = enc.GetBytes(TextBoxChatCode.Text);
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//var bytes2 = Convert.ToBase64String(byt2);
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var byt3 = enc.GetBytes(TextBoxBenutzerName.Text);
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var bytes3 = Convert.ToBase64String(byt3);
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var byt4 = enc.GetBytes(TextBoxPasswort.Password);
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var bytes4 = Convert.ToBase64String(byt4);
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//var byt5 = enc.GetBytes(Merken.IsChecked.ToString());
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//var bytes5 = Convert.ToBase64String(byt5);
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//sw.WriteLine(bytes);
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//sw.WriteLine(bytes2);
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sw.WriteLine(bytes3);
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sw.WriteLine(bytes4);
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//sw.WriteLine(bytes5);
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File.SetAttributes(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChatX1253781.txt"), FileAttributes.ReadOnly);
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}
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}
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}
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catch (Exception e)
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{
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MessageBox.Show("Ups, da ist was schief gelaufen: \n" + e.Message, "Fehler", MessageBoxButton.OK);
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}
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}
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private void LoescheGespeicherteDatei()
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{
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try
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{
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if (File.Exists(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChatX1253781.txt")))
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{
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File.SetAttributes(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChatX1253781.txt"), FileAttributes.Normal);
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File.Delete(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChatX1253781.txt"));
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}
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}
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catch (Exception e)
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{
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MessageBox.Show("Ups, da ist was schief gelaufen: \n" + e.Message, "Fehler", MessageBoxButton.OK);
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}
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}
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#endregion
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private void LeseDateiFallsVorhanden()
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{
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try
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{
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if (File.Exists(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChat.txt")))
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{
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List<string> merkdaten = new List<string>();
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using (StreamReader sr = new StreamReader(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChat.txt"), true))
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{
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string line = "";
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while ((line = sr.ReadLine()) != null)
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{
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var encodedTextBytes = Convert.FromBase64String(line);
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string plainText = Encoding.UTF8.GetString(encodedTextBytes);
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merkdaten.Add(plainText);
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}
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}
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if (merkdaten.Count == 2)
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{
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TextBoxKundennummer.Text = merkdaten[0];
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TextBoxChatCode.Text = merkdaten[1];
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}
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}
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//if (File.Exists(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChatX1253781.txt"))) {
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// List<string> daten = new List<string>();
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// using (StreamReader sr = new StreamReader(Path.Combine(GetAndCreateUserAppDataPath(), "OwnChatX1253781.txt"), true))
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// {
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// string line = "";
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// while ((line = sr.ReadLine()) != null)
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// {
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// var encodedTextBytes = Convert.FromBase64String(line);
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// string plainText = Encoding.UTF8.GetString(encodedTextBytes);
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// daten.Add(plainText);
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// }
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// }
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// if(daten.Count == 3) {
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// TextBoxBenutzerName.Text = daten[0];
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// TextBoxPasswort.Password = daten[1];
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// // Merken.IsChecked = Convert.ToBoolean(daten[2]);
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// }
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//}
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}
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catch (Exception e)
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{
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MessageBox.Show("Ups, da ist was schief gelaufen: \n" + e.Message, "Fehler", MessageBoxButton.OK);
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}
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}
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private void AutosetDaten()
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{
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try
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{
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if (!File.Exists(Path.Combine(GetAndCreateUserAppDataPath(), "ownChat.txt")))
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{
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using (
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StreamWriter sw = new StreamWriter(Path.Combine(GetAndCreateUserAppDataPath(), "ownChat.txt")))
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{
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Encoding enc = new UTF8Encoding();
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var byt = enc.GetBytes(TextBoxKundennummer.Text);
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var bytes = Convert.ToBase64String(byt);
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var byt2 = enc.GetBytes(TextBoxChatCode.Text);
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var bytes2 = Convert.ToBase64String(byt2);
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sw.WriteLine(bytes);
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sw.WriteLine(bytes2);
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File.SetAttributes(Path.Combine(GetAndCreateUserAppDataPath(), "ownChat.txt"),
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FileAttributes.ReadOnly);
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}
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}
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else
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{
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File.SetAttributes(Path.Combine(GetAndCreateUserAppDataPath(), "ownChat.txt"), FileAttributes.Normal);
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File.Delete(Path.Combine(GetAndCreateUserAppDataPath(), "ownChat.txt"));
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using (
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StreamWriter sw = new StreamWriter(Path.Combine(GetAndCreateUserAppDataPath(), "ownChat.txt")))
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{
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Encoding enc = new UTF8Encoding();
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var byt = enc.GetBytes(TextBoxKundennummer.Text);
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var bytes = Convert.ToBase64String(byt);
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var byt2 = enc.GetBytes(TextBoxChatCode.Text);
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var bytes2 = Convert.ToBase64String(byt2);
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sw.WriteLine(bytes);
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sw.WriteLine(bytes2);
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File.SetAttributes(Path.Combine(GetAndCreateUserAppDataPath(), "ownChat.txt"),
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FileAttributes.ReadOnly);
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}
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}
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}
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catch (Exception e)
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{
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MessageBox.Show("Ups, da ist was schief gelaufen: \n" + e.Message, "Fehler", MessageBoxButton.OK);
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}
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}
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public static string GetAndCreateUserAppDataPath()
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{
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try
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{
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string localAppData = Environment.GetFolderPath(
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Environment.SpecialFolder.LocalApplicationData);
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string companyFilePath
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= Path.Combine(localAppData, "beyondSoft");
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if (!Directory.Exists(companyFilePath))
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Directory.CreateDirectory(companyFilePath);
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string bewoFilePath
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= Path.Combine(companyFilePath, "OwnChat");
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if (!Directory.Exists(bewoFilePath))
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Directory.CreateDirectory(bewoFilePath);
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return bewoFilePath;
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}
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catch (Exception ex)
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{
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MessageBox.Show(
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"Fehler beim Anlegen des Anwendungsordners. Sie besitzen nicht die erforderlichen Rechte, bitte wenden Sie sich an Ihren Systemadministrator.\n" +
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ex.Message, "BeWoPlaner", MessageBoxButton.OK, MessageBoxImage.Exclamation);
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}
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return Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
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}
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#endregion
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//Neue Region zum VErschlüsseln und entschlüsseln der Daten
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#region Verschlüsseln/Entschlüsseln via Link // wird ersmal nicht mehr gebraucht
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//TODO Kann erst nach erfolgreichem Login verschlüsselt werden
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private bool Verschluss()
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{
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try
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{
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string URl = _newUrl + "api/ownchat/user/encryptcredentials";
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string postdaten = "";
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Dictionary<string, string> postparameter = new Dictionary<string, string>();
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postparameter.Add("username", _benutzername);
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postparameter.Add("password", _passwort);
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//neu | hinzufügen laut document
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postparameter.Add("chatcode", _chatCode);
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int i = 0;
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foreach (var key in postparameter.Keys)
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{
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//hier noch chatcode übergeben
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postdaten += HttpUtility.UrlEncode(key) + "=" + HttpUtility.UrlEncode(postparameter[key]) + "&";
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}
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WebRequest requesten = WebRequest.Create(URl);
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requesten.Method = "POST";
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requesten.ContentType = "application/x-www-form-urlencoded";
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requesten.Headers["Token"] = _authToken;
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requesten.Headers["CustomerID"] = _kundennummer;
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byte[] daten = Encoding.ASCII.GetBytes(postdaten);
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requesten.ContentLength = daten.Length;
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try
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{
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Stream requestStream = requesten.GetRequestStream();
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requestStream.Write(daten, 0, daten.Length);
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requestStream.Close();
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}
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catch (Exception e)
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{
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MessageBox.Show("Es konnte keine Verbindung aufgebaut werden.", "Fehler", MessageBoxButton.OK);
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return false;
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}
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//response bereich | Verarbeiten
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HttpWebResponse myHttpWebResponse = (HttpWebResponse)requesten.GetResponse();
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Stream responseStream = myHttpWebResponse.GetResponseStream();
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StreamReader myStreamReader = new StreamReader(responseStream, Encoding.Default);
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var pageContent = myStreamReader.ReadToEnd();
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//Bereich zum Verarbeiten der Erhaltenen Daten
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var definiti = new { encryped = ""};
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var jsonDatentyp = JsonConvert.DeserializeAnonymousType(pageContent, definiti);
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return true;
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}
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catch (Exception e)
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{
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MessageBox.Show("Beim Verschlüsseln ist was schief gelaufen. \n" + e.Message,"Fehler",MessageBoxButton.OK);
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return false;
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}
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}
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private byte[] mediaDatei;
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//TODO Entschluss weiter ausprogrammieren
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private bool Entschluss()
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{
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try
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{
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string URl = _newUrl + "api/ownchat/user/decryptcredentials";
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WebRequest requesten = WebRequest.Create(URl);
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requesten.Method = "POST";
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requesten.ContentType = "application/x-www-form-urlencoded";
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requesten.Headers["CustomerID"] = _kundennummer;
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byte[] daten = mediaDatei;
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requesten.ContentLength = daten.Length;
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try
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{
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Stream requestStream = requesten.GetRequestStream();
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requestStream.Write(daten, 0, daten.Length);
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requestStream.Close();
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}
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catch (Exception e)
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{
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MessageBox.Show("Es konnte keine Verbindung aufgebaut werden.", "Fehler", MessageBoxButton.OK);
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return false;
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}
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//erhalte response
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HttpWebResponse myHttpWebResponse = (HttpWebResponse)requesten.GetResponse();
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Stream responseStream = myHttpWebResponse.GetResponseStream();
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StreamReader myStreamReader = new StreamReader(responseStream, Encoding.Default);
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var pageContent = myStreamReader.ReadToEnd();
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//Bereich zum Verarbeiten der Erhaltenen Daten
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var definiti = new { encrypted = "" };
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var jsonDatentyp = JsonConvert.DeserializeAnonymousType(pageContent, definiti);
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return true;
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}
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catch (Exception e)
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{
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MessageBox.Show("Beim Entschlüsseln ist was schief gelaufen. \n" + e.Message, "Fehler", MessageBoxButton.OK);
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return false;
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}
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}
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#endregion
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}
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}
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