/// <summary>
/// External: The user has logged in on some other site
/// Either we are supplied a new identity, in which case we add it to our user store
/// Or we are supplied an existing identity, in which case we return the claims for this user
/// </summary>
/// <param name="identity"></param>
/// <param name="signInData"></param>
/// <returns></returns>
public async Task<AuthenticationResult> AuthenticateExternalAsync(ExternalIdentity identity, SignInData signInData)
{
//There must be an identity for this to make sense
if (identity == null)
{
throw new ArgumentNullException("identity");
}
//The user manager tries to find a matching user
var user = await manager.FindAsync(new Microsoft.AspNet.Identity.UserLoginInfo(identity.Provider, identity.ProviderId));
if (user == null)
{
//Create a new account
return await ProcessNewExternalAccountAsync(identity.Provider, identity.ProviderId, identity.Claims);
}
else
{
return await ProcessExistingExternalAccountAsync(user.Id, identity.Provider, identity.ProviderId, identity.Claims);
}
}
public AuthenticationResult(string redirectPath, ExternalIdentity externalId)
{
if (string.IsNullOrWhiteSpace(redirectPath))
{
throw new ArgumentNullException(nameof(redirectPath));
}
if (!redirectPath.StartsWith("~/") && !redirectPath.StartsWith("/"))
{
throw new ArgumentException($"{nameof(redirectPath)} must start with / or ~/");
}
if (externalId == null)
{
throw new ArgumentNullException(nameof(externalId));
}
this.PartialSignInRedirectPath = redirectPath;
var id = new ClaimsIdentity(externalId.Claims, AuthenticationTypes.PartialSignInAuthenticationType);
this.User = new ClaimsPrincipal(id);
}
public AuthenticationResult(string redirectPath, ExternalIdentity externalId)
{
if (string.IsNullOrWhiteSpace(redirectPath))
{
throw new ArgumentNullException(nameof(redirectPath));
}
if (!redirectPath.StartsWith("~/") && !redirectPath.StartsWith("/"))
{
throw new ArgumentException($"{nameof(redirectPath)} must start with / or ~/");
}
if (externalId == null)
{
throw new ArgumentNullException(nameof(externalId));
}
this.PartialSignInRedirectPath = redirectPath;
var id = new ClaimsIdentity(externalId.Claims, AuthenticationTypes.PartialSignInAuthenticationType);
this.User = new ClaimsPrincipal(id);
}
public Task<AuthenticationResult> AuthenticateExternalAsync(ExternalIdentity identity, SignInData signInData)
{
throw new NotImplementedException();
}