public async Task <IActionResult> ExternalLoginCallBack(string returnTo = null, string remoteError = null)
{
if (!string.IsNullOrEmpty(remoteError) || !string.IsNullOrWhiteSpace(remoteError))
{
return(View("Error"));
}
var info = await _signInManager.GetExternalLoginInfoAsync();
if (info == null)
{
return(View("Error"));
}
var result = await _signInManager.ExternalLoginSignInAsync(info.LoginProvider, info.ProviderKey, false);
if (result.Succeeded)
{
await _signInManager.UpdateExternalAuthenticationTokensAsync(info);
return(RedirectToLocal(returnTo));
}
if (result.IsLockedOut)
{
return(View("LockOut"));
}
if (result.RequiresTwoFactor)
{
return(RedirectToRoute("GetSendCode", new { returnTo }));
}
else
{
ViewData["returnTo"] = returnTo;
var email = info.Principal.FindFirstValue(ClaimTypes.Email);
var model = new ExternalLoginConfirm
{
Email = email
};
return(View("ExternalLoginConfirm", model));
}
}