/// <summary>
/// Gets the full URL that carries an OpenID message, even if it exceeds the normal maximum size of a URL,
/// for purposes of sending to an AJAX component running in the browser.
/// </summary>
/// <param name="request">The authentication request.</param>
/// <param name="immediate"><c>true</c>to create a checkid_immediate request;
/// <c>false</c> to create a checkid_setup request.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>
/// The absolute URL that carries the entire OpenID message.
/// </returns>
private async Task <Uri> GetRedirectUrlAsync(IAuthenticationRequest request, bool immediate, CancellationToken cancellationToken)
{
Requires.NotNull(request, "request");
request.Mode = immediate ? AuthenticationRequestMode.Immediate : AuthenticationRequestMode.Setup;
var response = await request.GetRedirectingResponseAsync(cancellationToken);
return(response.GetDirectUriRequest());
}
/// <summary>
/// Immediately sends a redirect response to the browser to initiate an authentication request.
/// </summary>
/// <param name="authenticationRequest">The authentication request to send via redirect.</param>
/// <param name="context">The context.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>
/// A task that completes with the asynchronous operation.
/// </returns>
public static async Task RedirectToProviderAsync(this IAuthenticationRequest authenticationRequest, HttpContextBase context = null, CancellationToken cancellationToken = default(CancellationToken))
{
Requires.NotNull(authenticationRequest, "authenticationRequest");
Verify.Operation(context != null || HttpContext.Current != null, MessagingStrings.HttpContextRequired);
context = context ?? new HttpContextWrapper(HttpContext.Current);
var response = await authenticationRequest.GetRedirectingResponseAsync(cancellationToken);
await response.SendAsync(context, cancellationToken);
}
/// <summary>
/// Gets the <c>window.open</c> javascript snippet to use to open a popup window
/// compliant with the UI extension.
/// </summary>
/// <param name="relyingParty">The relying party.</param>
/// <param name="request">The authentication request to place in the window.</param>
/// <param name="windowName">The name to assign to the popup window.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>
/// A string starting with 'window.open' and forming just that one method call.
/// </returns>
internal static async Task<string> GetWindowPopupScriptAsync(OpenIdRelyingParty relyingParty, IAuthenticationRequest request, string windowName, CancellationToken cancellationToken) {
Requires.NotNull(relyingParty, "relyingParty");
Requires.NotNull(request, "request");
Requires.NotNullOrEmpty(windowName, "windowName");
var response = await request.GetRedirectingResponseAsync(cancellationToken);
Uri popupUrl = response.GetDirectUriRequest();
return string.Format(
CultureInfo.InvariantCulture,
"(window.showModalDialog ? window.showModalDialog({0}, {1}, 'status:0;resizable:1;scroll:1;center:1;dialogWidth:{2}px; dialogHeight:{3}') : window.open({0}, {1}, 'status=0,toolbar=0,location=1,resizable=1,scrollbars=1,left=' + ((screen.width - {2}) / 2) + ',top=' + ((screen.height - {3}) / 2) + ',width={2},height={3}'));",
MessagingUtilities.GetSafeJavascriptValue(popupUrl.AbsoluteUri),
MessagingUtilities.GetSafeJavascriptValue(windowName),
OpenId.Extensions.UI.UIUtilities.PopupWidth,
OpenId.Extensions.UI.UIUtilities.PopupHeight);
}
/// <summary>
/// Gets the <c>window.open</c> javascript snippet to use to open a popup window
/// compliant with the UI extension.
/// </summary>
/// <param name="relyingParty">The relying party.</param>
/// <param name="request">The authentication request to place in the window.</param>
/// <param name="windowName">The name to assign to the popup window.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>
/// A string starting with 'window.open' and forming just that one method call.
/// </returns>
internal static async Task <string> GetWindowPopupScriptAsync(OpenIdRelyingParty relyingParty, IAuthenticationRequest request, string windowName, CancellationToken cancellationToken)
{
Requires.NotNull(relyingParty, "relyingParty");
Requires.NotNull(request, "request");
Requires.NotNullOrEmpty(windowName, "windowName");
var response = await request.GetRedirectingResponseAsync(cancellationToken);
Uri popupUrl = response.GetDirectUriRequest();
return(string.Format(
CultureInfo.InvariantCulture,
"(window.showModalDialog ? window.showModalDialog({0}, {1}, 'status:0;resizable:1;scroll:1;center:1;dialogWidth:{2}px; dialogHeight:{3}') : window.open({0}, {1}, 'status=0,toolbar=0,location=1,resizable=1,scrollbars=1,left=' + ((screen.width - {2}) / 2) + ',top=' + ((screen.height - {3}) / 2) + ',width={2},height={3}'));",
MessagingUtilities.GetSafeJavascriptValue(popupUrl.AbsoluteUri),
MessagingUtilities.GetSafeJavascriptValue(windowName),
OpenId.Extensions.UI.UIUtilities.PopupWidth,
OpenId.Extensions.UI.UIUtilities.PopupHeight));
}
/// <summary>
/// Gets the full URL that carries an OpenID message, even if it exceeds the normal maximum size of a URL,
/// for purposes of sending to an AJAX component running in the browser.
/// </summary>
/// <param name="request">The authentication request.</param>
/// <param name="immediate"><c>true</c>to create a checkid_immediate request;
/// <c>false</c> to create a checkid_setup request.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>
/// The absolute URL that carries the entire OpenID message.
/// </returns>
private async Task<Uri> GetRedirectUrlAsync(IAuthenticationRequest request, bool immediate, CancellationToken cancellationToken) {
Requires.NotNull(request, "request");
request.Mode = immediate ? AuthenticationRequestMode.Immediate : AuthenticationRequestMode.Setup;
var response = await request.GetRedirectingResponseAsync(cancellationToken);
return response.GetDirectUriRequest();
}
