// Updates the logged-on user's data.
public void UpdateLoggedOnUserData(UserData user)
{
if (user == null)
throw new ArgumentNullException("user");
if ((HttpContext.Current.Session["User"] as UserData) == null)
throw new InvalidOperationException("The connecting user isn't logged on.");
// We'll do a simple replace of all the user data. Note that we don't expect the user's
// name or email address to have changed.
HttpContext.Current.Session["User"] = user;
}
public static UserData DeserializeOAuth2ServerResponse(String jsonContent)
{
if (String.IsNullOrWhiteSpace(jsonContent))
return null;
try
{
// Parse the JSON.
var jObj = JObject.Parse(jsonContent);
// Create UserData object, and populate the properties.
var user = new UserData()
{
AccessToken = (String)jObj["access_token"],
AccessTokenIssuedAt = DateTime.UtcNow,
ExpiresIn = (Int32)jObj["expires_in"],
RefreshToken = (String)jObj["refresh_token"],
UserIdentifier = (String)jObj["user_id"],
UserName = (String)jObj["user_name"]
};
// Basic validation.
if (String.IsNullOrWhiteSpace(user.AccessToken))
return null;
if (user.ExpiresIn <= 0)
return null;
if (String.IsNullOrWhiteSpace(user.RefreshToken))
return null;
if (String.IsNullOrWhiteSpace(user.UserIdentifier))
return null;
if (user.UserName == null)
return null;
// Return.
return user;
}
// Not sure what exceptions Newtonsoft.Json can throw, so will have to catch any/all.
catch (Exception)
{
return null;
}
}
// Should be called when the connecting user logs on.
public void OnLoggedOn(UserData user)
{
if (user == null)
throw new ArgumentNullException("user");
HttpContext.Current.Session["User"] = user;
}
