public async Task <ApiResult <ExternalRegisterModel> > Handle(ExternalLoginCallback request, CancellationToken cancellationToken)
{
if (request.RemoteError != null)
{
return(new ApiResult <ExternalRegisterModel> {
Success = false, Message = $"Error from external provider: {request.RemoteError}"
});
}
var info = await _signInManager.GetExternalLoginInfoAsync();
if (info == null)
{
return(new ApiResult <ExternalRegisterModel> {
Success = false, Message = "Error loading external login information."
});
}
// Sign in the user with this external login provider if the user already has a login.
var result = await _signInManager.ExternalLoginSignInAsync(info.LoginProvider, info.ProviderKey, isPersistent : false, bypassTwoFactor : true);
if (result.Succeeded)
{
_logger.LogInformation("{Name} logged in with {LoginProvider} provider.", info.Principal?.Identity?.Name, info.LoginProvider);
// todo: check redirect is local
return(new ApiResult <ExternalRegisterModel> {
RedirectUrl = request.ReturnUrl
});
}
if (result.RequiresTwoFactor)
{
return(new ApiResult <ExternalRegisterModel> {
Success = false, Message = await _localizer.Get <Login.Resources>(x => x.RequiresTwoFactor, cancellationToken)
});
}
if (result.IsLockedOut)
{
_logger.LogWarning("User account locked out.");
return(new ApiResult <ExternalRegisterModel> {
Success = false, Message = await _localizer.Get <Login.Resources>(x => x.IsLockedOut, cancellationToken)
});
}
if (result.IsNotAllowed)
{
return(new ApiResult <ExternalRegisterModel> {
Success = false, Message = await _localizer.Get <Login.Resources>(x => x.IsNotAllowed, cancellationToken)
});
}
// If the user does not have an account, then ask the user to create an account.
return(new ApiResult <ExternalRegisterModel>
{
Data = new ExternalRegisterModel
{
Provider = info.LoginProvider,
ReturnUrl = request.ReturnUrl,
Email = info.Principal.FindFirstValue(ClaimTypes.Email),
FirstName = info.Principal.FindFirstValue(ClaimTypes.GivenName),
LastName = info.Principal.FindFirstValue(ClaimTypes.Surname)
}
});
}
public async Task <ApiResult <ExternalRegisterModel> > ExternalLoginCallback(ExternalLoginCallback request)
{
return(await _mediator.Send(request));
}