public async Task <bool> RetrieveAuthenticationFromRedirectAsync(Uri uri)
{
bool authenticationFound = false;
if (string.Equals(uri.Authority, this.RedirectUrl.Authority, StringComparison.OrdinalIgnoreCase) &&
string.Equals(uri.AbsolutePath, this.RedirectUrl.AbsolutePath, StringComparison.OrdinalIgnoreCase))
{
DesignTimeAuthenticationViewModel.CheckAuthenticationErrors(uri);
string[] parameters = uri.Fragment.TrimStart('#').Split('&');
this.Authentication.AccessToken = DesignTimeAuthenticationViewModel.RetrieveParameterValue(parameters, "access_token=");
this.Authentication.RefreshToken = DesignTimeAuthenticationViewModel.RetrieveParameterValue(parameters, "refresh_token=");
this.Authentication.InstanceUrl = DesignTimeAuthenticationViewModel.RetrieveParameterValue(parameters, "instance_url=");
try
{
string id = DesignTimeAuthenticationViewModel.RetrieveParameterValue(parameters, "id=");
await this.RetrieveIdInfoAsync(id);
}
catch (Exception)
{
this.Authentication.AccessToken = null;
this.Authentication.RefreshToken = null;
this.Authentication.InstanceUrl = null;
throw;
}
authenticationFound = true;
}
return(authenticationFound);
}
public AuthenticateRedirectHost(DesignTimeAuthenticationViewModel authenticationViewModel)
{
this.InitializeComponent();
this.DataContext = authenticationViewModel;
this.browser.Navigating += browser_Navigating;
this.browser.Navigate(authenticationViewModel.AuthorizeUrl);
}
private static void CheckAuthenticationErrors(Uri uri)
{
string[] parameters = uri.Query.TrimStart('?').Split('&');
string error = DesignTimeAuthenticationViewModel.RetrieveParameterValue(parameters, "error=");
if (error != null)
{
string errorDescription = DesignTimeAuthenticationViewModel.RetrieveParameterValue(parameters, "error_description=");
// In the unexpected case when there is no error description, use the error code.
string exceptionMessage = errorDescription == null ? error : errorDescription;
throw new InvalidOperationException(exceptionMessage);
}
}
private void InitializePages()
{
this.designTimeAuthenticationViewModel = new DesignTimeAuthenticationViewModel();
this.designTimeAuthenticationViewModel.PageLeaving += DesignTimeAuthenticationViewModel_PageLeaving;
this.runtimeAuthenticationTypeViewModel = new RuntimeAuthenticationTypeViewModel();
this.runtimeAuthenticationConfigViewModel = new RuntimeAuthenticationConfigViewModel(
() => this.designTimeAuthenticationViewModel.Authentication?.MyDomain);
this.runtimeAuthenticationConfigViewModel.RuntimeAuthStrategy = this.runtimeAuthenticationTypeViewModel.RuntimeAuthStrategy;
this.objectSelectionViewModel = new ObjectSelectionViewModel();
this.Pages.Add(this.designTimeAuthenticationViewModel);
this.Pages.Add(this.runtimeAuthenticationTypeViewModel);
this.Pages.Add(this.runtimeAuthenticationConfigViewModel);
this.Pages.Add(this.objectSelectionViewModel);
// Some logic within the view models depend on the Wizard. This logic must be invoked after the pages have
// been added to the wizard in order for the Wizard property to be available on the ConnectedServiceWizardPage.
if (this.Context.IsUpdating)
{
this.RestoreAuthenticationSettings();
}
foreach (SalesforceConnectedServiceWizardPage page in this.Pages)
{
page.PropertyChanged += this.PageViewModel_PropertyChanged;
}
}
public DesignTimeAuthenticationPage(DesignTimeAuthenticationViewModel designTimeAuthenticationViewModel)
{
this.InitializeComponent();
this.DataContext = designTimeAuthenticationViewModel;
}