private void ParseClaims(AuthenticationResult authenticationResult, OAuthAuthenticationParameters parameters)
{
var claims = new UserClaims();
claims.Contact = new ContactClaims();
if (authenticationResult.ExtraData.ContainsKey("username"))
{
claims.Contact.Email = authenticationResult.ExtraData["username"];
}
else
{
//request email
claims.Contact.Email = RequestEmailFromFacebook(authenticationResult.ExtraData["accesstoken"]);
}
claims.Name = new NameClaims();
if (authenticationResult.ExtraData.ContainsKey("name"))
{
var name = authenticationResult.ExtraData["name"];
if (!String.IsNullOrEmpty(name))
{
var nameSplit = name.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (nameSplit.Length >= 2)
{
claims.Name.First = nameSplit[0];
claims.Name.Last = nameSplit[1];
}
else
{
claims.Name.Last = nameSplit[0];
}
}
}
parameters.AddClaim(claims);
}
private AuthorizeState VerifyAuthentication(string returnUrl)
{
var authResult = this.FacebookApplication.VerifyAuthentication(_httpContext, GenerateLocalCallbackUri());
if (authResult.IsSuccessful)
{
if (!authResult.ExtraData.ContainsKey("id"))
{
throw new Exception("Authentication result does not contain id data");
}
if (!authResult.ExtraData.ContainsKey("accesstoken"))
{
throw new Exception("Authentication result does not contain accesstoken data");
}
var parameters = new OAuthAuthenticationParameters(Provider.SystemName)
{
ExternalIdentifier = authResult.ProviderUserId,
OAuthToken = authResult.ExtraData["accesstoken"],
OAuthAccessToken = authResult.ProviderUserId,
};
if (_externalAuthenticationSettings.AutoRegisterEnabled)
{
ParseClaims(authResult, parameters);
}
var result = _authorizer.Authorize(parameters);
return(new AuthorizeState(returnUrl, result));
}
var state = new AuthorizeState(returnUrl, OpenAuthenticationStatus.Error);
var error = authResult.Error != null ? authResult.Error.Message : "Unknown error";
state.AddError(error);
return(state);
}