public async Task<BaseResponse> RegisterExternalUserIfNeeded(RegisterExternalUserCommand command) {
var response = new BaseResponse();
var request = new UserRequest();
request.Username = command.Email;
var user = await _userQueryService.GetByUsername(command.Email);
if (user != null) {
response.Ack = AckType.FAILURE;
response.Message = string.Format("There is already a user with the email {0}.", command.Email);
return response;
}
await _commandDispatcher.Dispatch(command);
return response;
}
public async Task<HttpResponseMessage> RegisterExternal(RegisterExternalUserCommand command) {
await _userApplicationService.RegisterExternalUserIfNeeded(command);
return OkResponse(command.Identifier);
}
public async Task<ActionResult> FacebookSignInCallback(string code, string returnUrl) {
var facebookClient = new FacebookClient();
var redirectUri = BuildFacebookSignInCallbackUrl();
dynamic result = facebookClient.Post("oauth/access_token", new {
client_id = _configurationService.FacebookAppId,
client_secret = _configurationService.FacebookAppSecret,
redirect_uri = redirectUri,
code = code
});
var access_token = result.access_token;
facebookClient.AccessToken = access_token;
dynamic me = facebookClient.Get("me");
string email = me.email;
string name = me.name;
string id = me.id;
var userId = Guid.NewGuid();
var command = new RegisterExternalUserCommand(userId, name, email, FACEBOOK_PROVIDER, id);
var response = await _userProxy.RegisterExternalUserIfNeeded(command);
if (response.Ack == AckType.SUCCESS) {
var appIdentity = new AppIdentity(userId.ToString(), command.Name, command.Email);
_authenticationService.SignIn(appIdentity, true);
return RedirectToLocal(returnUrl);
} else {
ModelState.AddModelError("", response.Message);
PreserveTempData();
return RedirectToAction("SignIn", new { returnUrl = returnUrl });
}
}
public async Task<BaseResponse> RegisterExternalUserIfNeeded(RegisterExternalUserCommand command) {
return await SendCommand(command, "user/registerexternal/");
}
