/// <summary>
/// Submit the Freemium web query.
/// </summary>
private void SubmitHttpQuery()
{
String ws_url = "https://" + KpsAddr + "/freemium/registration";
String email = HttpUtility.UrlEncode(KpsUserName);
String pwd = HttpUtility.UrlEncode(KpsUserPwd);
String post_params = "email=" + email + "&pwd=" + pwd;
m_httpQuery = new HttpQuery(new Uri(ws_url + "?" + post_params));
m_httpQuery.UseCache = false;
m_httpQuery.OnHttpQueryEvent += HandleHttpQueryResult;
m_httpQuery.StartQuery();
}
/// <summary>
/// Cancel the HTTP query specified and set its reference to null,
/// if needed.
/// </summary>
protected void ClearHttpQuery(ref HttpQuery query)
{
if (query != null)
{
query.Cancel();
query = null;
}
}
/// <summary>
/// Called when the HTTP query results are available.
/// </summary>
private void HandleHttpQueryResult(Object sender, HttpQueryEventArgs args)
{
if (m_httpQuery == null) return;
HttpQuery query = m_httpQuery;
m_httpQuery = null;
try
{
if (args.Type == HttpQueryEventType.Done)
{
if (query.Result == "confirm") m_httpResCode = EAnpRegisterKpsCode.EmailConfirm;
// This shouldn't fail through here, but it did.
else if (query.Result != "ok") throw new Exception(query.Result);
}
else if (args.Type == HttpQueryEventType.DnsError) throw new Exception(args.Ex.Message);
else if (args.Type == HttpQueryEventType.HttpError)
{
// When the web services responds with a 403, the response
// body is not an error string to display to the user. It
// is a protocol response the can be safely used here for
// exact match, to indicate the reason of failure of the
// registration process.
if (query.StatusCode != HttpStatusCode.Forbidden) throw new Exception(args.Ex.Message);
String r = query.Result;
if (r == "registration_disabled") m_httpResCode = EAnpRegisterKpsCode.NoAutoRegister;
else if (r == "user_login_taken") m_httpResCode = EAnpRegisterKpsCode.LoginTaken;
else if (r == "user_registration_locked") m_httpResCode = EAnpRegisterKpsCode.NoLicense;
else throw new Exception("protocol error: " + r);
}
}
catch (Exception ex)
{
m_httpResCode = EAnpRegisterKpsCode.Failure;
m_httpEx = ex;
}
OnQueryCompletion();
}
