/// <summary>
/// Validates a user's token and throws an exception if the user is not valid.
/// </summary>
/// <param name="sessionKey"></param>
/// <returns></returns>
private User ValidateToken(string sessionKey)
{
using (busUserToken busToken = CodePasteFactory.GetUserToken())
{
User user = busToken.GetUserFromToken(sessionKey);
if (user == null)
{
this.ThrowException("Invalid session key. Please call GetSession() again to get a current session key");
}
return(user);
}
}
/// <summary>
/// Login method for update operations agains the API that returns a session
/// key. Pass username/email and password.
/// </summary>
/// <param name="email"></param>
/// <param name="password"></param>
/// <returns></returns>
public string GetSessionKey(string email, string password)
{
User user = this.ValidateUser(email, password);
using (busUserToken busToken = CodePasteFactory.GetUserToken())
{
string token = busToken.GetOrCreateToken(user.Id);
if (token == null)
{
this.ThrowException("Unable to get new user token. " + busToken.ErrorMessage);
}
// every 50 accesses clear out expired session keys
Interlocked.Increment(ref SessionKeyCounter);
if (SessionKeyCounter % 50 == 0)
{
busToken.DeleteExpiredTokens();
}
return(token);
}
}
