root / trunk / Pithos.Client.WPF / Preferences / LoginView.xaml.cs @ 2115e2a5
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using System; |
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using System.Collections.Generic; |
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using System.ComponentModel; |
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using System.Linq; |
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using System.Linq.Expressions; |
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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.Text; |
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using System.Threading.Tasks; |
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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.Shapes; |
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using Caliburn.Micro; |
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using Pithos.Client.WPF.Properties; |
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namespace Pithos.Client.WPF.Preferences |
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{
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/// <summary> |
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/// Interaction logic for LoginView.xaml |
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/// </summary> |
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public partial class LoginView : Window,INotifyPropertyChanged |
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{
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private static readonly log4net.ILog Log = log4net.LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
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private Uri _uri; |
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private Uri _logoutUri; |
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private bool _loggingOut; |
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public Uri Uri |
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{
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get |
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{
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return _uri; |
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} |
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set |
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{
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_uri = value; |
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RaisePropertyChanged(() => Uri); |
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} |
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} |
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private void RaisePropertyChanged(Expression<Func<Uri>> property) |
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{
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if (PropertyChanged != null) |
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{
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PropertyChanged(this, new PropertyChangedEventArgs(property.GetMemberInfo().Name)); |
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} |
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} |
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public LoginView(Uri loginUri, Uri logoutUri, string account = null) |
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{
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InitializeComponent(); |
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if (String.IsNullOrWhiteSpace(account)) |
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this.Title = "Retrieve Pithos credentials"; |
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else |
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this.Title = "Retrieve Pithos credentials for " + account; |
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Uri = loginUri; |
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_logoutUri = logoutUri; |
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_loggingOut = true; |
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//GetPage(loginUri); |
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LoginBrowser.Navigate("javascript:void((function(){var a,b,c,e,f;f=0;a=document.cookie.split('; ');for(e=0;e<a.length&&a[e];e++){f++;for(b='.'+location.host;b;b=b.replace(/^(?:%5C.|[^%5C.]+)/,'')){for(c=location.pathname;c;c=c.replace(/.$/,'')){document.cookie=(a[e]+'; domain='+b+'; path='+c+'; expires='+new Date((new Date()).getTime()-1e11).toGMTString());}}}})())");
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LoginBrowser.Navigate(logoutUri ?? loginUri); |
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} |
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private async Task GetPage(Uri url) |
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{
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IsBusy.BusyContent = "Opening login screen"; |
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IsBusy.IsBusy = true; |
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LoginBrowser.Visibility = Visibility.Hidden; |
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var AstakosCookie = new CookieContainer(); |
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//using (var handler = new HttpClientHandler() {
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// CookieContainer = AstakosCookie, |
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//AllowAutoRedirect = true, |
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//AutomaticDecompression = DecompressionMethods.Deflate | DecompressionMethods.GZip, |
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//UseCookies = false |
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//}) ; |
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var client = new HttpClient(new HttpClientHandler |
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{
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CookieContainer = AstakosCookie, |
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AllowAutoRedirect=true, |
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AutomaticDecompression=DecompressionMethods.Deflate|DecompressionMethods.GZip, |
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UseCookies=false |
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}); |
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AstakosCookie.SetCookies(url, "sessionid="); |
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AstakosCookie.SetCookies(url, "Expires=Thu, 01-Jan-1970 00:00:01 GMT;"); |
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using (var response = await client.GetAsync(url)) |
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{
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var requestUri = response.RequestMessage.RequestUri; |
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var baseUri = new UriBuilder(requestUri.Scheme, requestUri.DnsSafeHost); |
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var page = await response.Content.ReadAsStringAsync(); |
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var headIndex = page.IndexOf("<head>");
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var finalPage = String.Concat(page.Substring(0, headIndex + 6), |
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String.Format("\n<base href='{0}' >\n", baseUri),
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page.Substring(headIndex + 6)); |
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LoginBrowser.NavigateToString(finalPage); |
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IsBusy.IsBusy = false; |
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LoginBrowser.Visibility = Visibility.Visible; |
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} |
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} |
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public string Token { get; set; }
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public string Account { get; set; }
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private void LoginBrowser_Navigating(object sender, System.Windows.Navigation.NavigatingCancelEventArgs e) |
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{
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IsBusy.BusyContent = "Please Wait"; |
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IsBusy.IsBusy = true; |
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LoginBrowser.Visibility=Visibility.Hidden; |
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if (Log.IsDebugEnabled) |
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Log.Debug(e.ToString()); |
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/* |
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if (e.Uri == null) |
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return; |
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*/ |
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if (e.Uri.Scheme == "pithos") |
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{
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Log.DebugFormat("Authentication response [{0}]",e.Uri);
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e.Cancel = true; |
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var response = ParseResponse(e.Uri.Query); |
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Account = response["user"]; |
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Token = response["token"]; |
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Log.InfoFormat("Token received for [{0}]", Account);
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DialogResult = true; |
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this.Close(); |
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} |
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} |
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private static Dictionary<string, string> ParseResponse(string request) |
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{
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//var parts = request.Split(' ');
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var query = request.TrimStart('?');
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var items = query.Split('&')
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.Select(pair => pair.Split('='))
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.ToDictionary(arr => arr[0].ToLower(), arr => Uri.UnescapeDataString(arr[1])); |
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return items; |
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} |
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public event PropertyChangedEventHandler PropertyChanged; |
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private void Retry_Click(object sender, RoutedEventArgs e) |
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{
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LoginBrowser.Navigate(Uri); |
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} |
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private void LoginBrowser_Navigated(object sender, System.Windows.Navigation.NavigationEventArgs e) |
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{
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if (_loggingOut) |
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{
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_loggingOut = false; |
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IsBusy.BusyContent = "Opening login screen"; |
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LoginBrowser.Navigate(Uri); |
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} |
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else |
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{
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IsBusy.IsBusy = false; |
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LoginBrowser.Visibility = Visibility.Visible; |
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} |
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} |
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} |
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} |