private bool performTokenCheck(VKAccessToken token, bool isUserToken)
{
if (token != null)
{
if (token.IsExpired())
{
mListener.onTokenExpired(token);
}
else if (token.accessToken != null)
{
// if (isUserToken) mListener.onAcceptUserToken(token);
return true;
}
else
{
VKError error = new VKError(VKError.VK_API_CANCELED);
error.errorMessage = "User token is invalid";
mListener.onAccessDenied(error);
}
}
return false;
}
protected virtual void OnError(VKError error)
{
ErrorDelegate handler = Error;
if (handler != null) handler(this, error);
}
/**
* Notify SDK that user denied login
*
* @param error description of error while authorizing user
*/
public static void setAccessTokenError(VKError error)
{
sInstance.Value.mAccessToken = null;
if (sInstance.Value.mListener != null)
{
sInstance.Value.mListener.onAccessDenied(error);
}
}
/**
* Pass data of onActivityResult() function here
*
* @param resultCode result code of activity result
* @param result intent passed by activity
* @return If SDK parsed activity result properly, returns true. You can return from onActivityResult(). Otherwise, returns false.
*/
private static void checkAndSetToken(Dictionary<string, string> tokenParams, bool renew)
{
VKAccessToken token = VKAccessToken.TokenFromParameters(tokenParams);
if (token == null || token.accessToken == null)
{
VKError error = new VKError(tokenParams);
setAccessTokenError(error);
}
else
{
setAccessToken(token, renew);
}
}
/**
* Get operation response data
* @return Bytes of response
*/
protected VKError generateError(Exception e)
{
VKError error = new VKError(VKError.VK_API_REQUEST_HTTP_FAILED);
error.errorMessage = e.Message;
if (error.errorMessage == null)
error.errorMessage = e.Source;
error.httpError = e;
return error;
}
public override void Start()
{
State = VKOperationState.Executing;
var serverRequest = _getServerRequestFunc();
serverRequest.Completed += (s, o) =>
{
try
{
var response = o.Response;
var httpRequest = WebRequest.CreateHttp(response.Content["response"].Value<string>("upload_url"));
var fileDict = new Dictionary<string, VKHttpOperation.FileParameter>();
fileDict["file1"] = _file;
var uploadFileOperation = new VKJsonOperation(httpRequest, fileDict);
uploadFileOperation.Completed += (sender, args) =>
{
var saveRequest = _getSaveRequestFunc(args.JsonResponse);
saveRequest.Completed += (saveSender, saveArgs) =>
{
State = VKOperationState.Finished;
_successCallback(saveArgs.Response);
};
saveRequest.Error += (saveSender, saveArgs) =>
{
_errorCallback(saveArgs.Error);
};
};
uploadFileOperation.Failed += (sender, args) =>
{
_errorCallback(args.Error);
};
uploadFileOperation.Start();
_lastOperation = uploadFileOperation;
}
catch (Exception exc)
{
VKError error = new VKError(VKError.JSON_FAILED);
error.HttpError = exc;
error.ErrorMessage = exc.Message;
_errorCallback(error);
}
serverRequest.Error += (s1, o1) =>
{
_errorCallback(o1.Error);
};
_lastOperation = serverRequest.GetOperation();
_lastOperation.Start();
};
}
private void OnError(VKError obj)
{
}
/** * Calls when user must perform captcha-check * * @param captchaError error returned from API. You can load captcha image from * <b>captchaImg</b> property. After user answered current * captcha, call answerCaptcha: method with user entered answer. */ public abstract void onCaptchaError(VKError captchaError);
/** * Notifies listener about user authorization cancelation * * @param authorizationError error that describes authorization error */ public abstract void onAccessDenied(VKError authorizationError);
