public void Persist(ExternalLoginState externalLoginState)
{
var protector = _dataProtectionProvider.CreateProtector(nameof(ExternalLoginTempService));
var serializedResult = JsonConvert.SerializeObject(externalLoginState);
var encryptedResult = protector.Protect(serializedResult);
_httpContextAccessor.HttpContext.Response.Cookies.Append(CookieKey, encryptedResult);
}
public IActionResult ExternalLogin(string provider, string returnUrl)
{
var state = _stateHashingService.SetCookieAndReturnHash();
string redirect;
ProviderType providerType;
switch (provider.ToLower())
{
case "facebook":
var facebookRedirect = this.FullUrlHelper(nameof(CallbackHandler), Name);
redirect = _loginLinkFactory.GetLink(ProviderType.Facebook, facebookRedirect, state, _settingsManager.Current.FacebookAppID);
providerType = ProviderType.Facebook;
break;
case "google":
var googleRedirect = this.FullUrlHelper(nameof(CallbackHandler), Name);
redirect = _loginLinkFactory.GetLink(ProviderType.Google, googleRedirect, state, _settingsManager.Current.GoogleClientId);
providerType = ProviderType.Google;
break;
case "microsoft":
var msftRedirect = this.FullUrlHelper(nameof(CallbackHandler), Name);
redirect = _loginLinkFactory.GetLink(ProviderType.Microsoft, msftRedirect, state, _settingsManager.Current.MicrosoftClientID);
providerType = ProviderType.Microsoft;
break;
case "oauth2":
var oauthRedirect = this.FullUrlHelper(nameof(CallbackHandler), Name);
var linkGenerator = new OAuth2LoginUrlGenerator();
var oauthClaims = new List <string>(new[] { "openid", "email" });
redirect = linkGenerator.GetUrl(_settingsManager.Current.OAuth2LoginUrl, _settingsManager.Current.OAuth2ClientID, oauthRedirect, state, oauthClaims);
providerType = ProviderType.OAuth2;
break;
default: throw new NotImplementedException($"The external login \"{provider}\" is not configured.");
}
var loginState = new ExternalLoginState {
ProviderType = providerType, ReturnUrl = returnUrl
};
_externalLoginTempService.Persist(loginState);
return(Redirect(redirect));
}