public virtual void ProcessRequest(HttpContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var state = ReadStateQueryParameter(context);
if (!(GetValue(context, state, AuthServiceProvider.ProviderParameter) is string providerName))
{
return;
}
AuthenticationElement authenticationElement = GetAuthenticationElement();
AuthServiceProvider provider = GetServiceProvider(providerName);
if (provider == null)
{
return;
}
AuthLoginOptions loginOptions = ConvertUtilities.ChangeType(GetValue(context, state, AuthServiceProvider.OptionsParameter), AuthLoginOptions.None);
int attempt = 0;
UserData userData = null;
while (attempt < authenticationElement.MaximumRetryCount)
{
try
{
userData = provider.GetUserData(context);
break;
}
catch (Exception ex)
{
if (!OnGetUserDataError(context, ex, attempt))
{
break;
}
attempt++;
if (authenticationElement.RetryInterval > 0)
{
Thread.Sleep(authenticationElement.RetryInterval);
}
}
}
if (userData == null)
{
Authenticate(context, provider, loginOptions);
}
else
{
Authenticate(context, provider, loginOptions, userData);
}
}
protected virtual void RedirectSuccess(HttpContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
string url = null;
var state = ReadStateQueryParameter(context);
if (state != null && state.ContainsKey(AuthServiceProvider.UrlParameter))
{
url = state[AuthServiceProvider.UrlParameter] as string;
}
else
{
url = context.Request[AuthServiceProvider.UrlParameter].Nullify(trim: true);
}
if (string.IsNullOrEmpty(url))
{
string providerName = GetValue(context, state, AuthServiceProvider.ProviderParameter) as string;
if (providerName != null)
{
AuthenticationElement authenticationElement = GetAuthenticationElement();
AuthServiceProvider provider = GetServiceProvider(providerName);
if (provider != null)
{
url = provider.SuccessUrl;
}
}
}
if (string.IsNullOrEmpty(url))
{
url = AuthServiceProvider.GetAbsoluteApplicationPath();
}
url = HttpUtility.UrlDecode(url);
context.Response.Redirect(url, false);
}
protected virtual bool Authenticate(HttpContext context, AuthServiceProvider provider, AuthLoginOptions options, UserData userData)
{
return(true);
}