public async Task <IActionResult> Logout(LogoutInputModel model)
{
// build a model so the logged out page knows what to display
var vm = await BuildLoggedOutViewModelAsync(model.LogoutId);
if (User?.Identity.IsAuthenticated == true)
{
// delete local authentication cookie
await HttpContext.SignOutAsync();
// raise the logout event
await _events.RaiseAsync(new UserLogoutSuccessEvent(User.GetSubjectId(), User.GetDisplayName()));
}
// 检查是否需要在上游身份提供程序上触发签名
// check if we need to trigger sign-out at an upstream identity provider
if (vm.TriggerExternalSignout)
{
// build a return URL so the upstream provider will redirect back
// to us after the user has logged out. this allows us to then
// complete our single sign-out processing.
string url = Url.Action("Logout", new { logoutId = vm.LogoutId });
// this triggers a redirect to the external provider for sign-out
return(SignOut(new AuthenticationProperties {
RedirectUri = url
}, vm.ExternalAuthenticationScheme));
}
// var returnUrl = result.Properties.Items["returnUrl"];
// if (_interaction.IsValidReturnUrl(returnUrl) || Url.IsLocalUrl(returnUrl))
// {
// return Redirect(returnUrl);
// }
var refererUrl = Request.Headers["Referer"].ToString();
return(Redirect(refererUrl));
// return Redirect("~/");
//return View("LoggedOut", vm);
}
public async Task <IActionResult> Logout(LogoutInputModel model)
{
var vm = await _account.BuildLoggedOutViewModelAsync(model.LogoutId);
if (vm.TriggerExternalSignout)
{
string url = Url.Action("Logout", new { logoutId = vm.LogoutId });
try
{
// hack: try/catch to handle social providers that throw
await HttpContext.Authentication.SignOutAsync(vm.ExternalAuthenticationScheme,
new AuthenticationProperties { RedirectUri = url });
}
catch (NotSupportedException) // this is for the external providers that don't have signout
{
}
catch (InvalidOperationException) {} // this is for Windows/Negotiate
}
// delete local authentication cookie
await HttpContext.Authentication.SignOutAsync();
return(View("LoggedOut", vm));
}
