/*
* Catroid: An on-device visual programming system for Android devices
* Copyright (C) 2010-2016 The Catrobat Team
* (<http://developer.catrobat.org/credits>)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* An additional term exception under section 7 of the GNU Affero
* General Public License, version 3, is available at
* http://developer.catrobat.org/license_additional_term
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.catrobat.catroid.transfers;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.SharedPreferences;
import android.os.AsyncTask;
import android.preference.PreferenceManager;
import android.util.Log;
import org.catrobat.catroid.R;
import org.catrobat.catroid.common.Constants;
import org.catrobat.catroid.ui.dialogs.CustomAlertDialogBuilder;
import org.catrobat.catroid.utils.ToastUtil;
import org.catrobat.catroid.utils.Utils;
import org.catrobat.catroid.web.ServerCalls;
import org.catrobat.catroid.web.WebconnectionException;
public class LoginTask extends AsyncTask<Void, Void, Boolean> {
private static final String TAG = LoginTask.class.getSimpleName();
private Context context;
private ProgressDialog progressDialog;
private String username;
private String password;
private String message;
private boolean userLoggedIn;
private OnLoginCompleteListener onLoginCompleteListener;
private WebconnectionException exception;
public LoginTask(Context activity, String username, String password) {
this.context = activity;
this.username = username;
this.password = password;
}
public void setOnLoginCompleteListener(OnLoginCompleteListener listener) {
onLoginCompleteListener = listener;
}
@Override
protected void onPreExecute() {
super.onPreExecute();
if (context == null) {
return;
}
String title = context.getString(R.string.please_wait);
String message = context.getString(R.string.loading);
progressDialog = ProgressDialog.show(context, title, message);
}
@Override
protected Boolean doInBackground(Void... arg0) {
try {
if (!Utils.isNetworkAvailable(context)) {
exception = new WebconnectionException(WebconnectionException.ERROR_NETWORK, "Network not available!");
return false;
}
SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
String token = sharedPreferences.getString(Constants.TOKEN, Constants.NO_TOKEN);
Log.d(TAG, token);
userLoggedIn = ServerCalls.getInstance().login(username, password, token, context);
return true;
} catch (WebconnectionException webconnectionException) {
Log.e(TAG, Log.getStackTraceString(webconnectionException));
message = webconnectionException.getMessage();
}
return false;
}
@Override
protected void onPostExecute(Boolean success) {
super.onPostExecute(success);
if (progressDialog != null && progressDialog.isShowing()) {
progressDialog.dismiss();
}
if (Utils.checkForNetworkError(exception)) {
showDialog(R.string.error_internet_connection);
return;
}
if (Utils.checkForSignInError(success, exception, context, userLoggedIn)) {
showDialog(R.string.sign_in_error);
return;
}
if (userLoggedIn) {
ToastUtil.showSuccess(context, R.string.user_logged_in);
}
if (onLoginCompleteListener != null) {
onLoginCompleteListener.onLoginComplete();
}
}
private void showDialog(int messageId) {
if (context == null) {
return;
}
if (message == null) {
new CustomAlertDialogBuilder(context).setTitle(R.string.register_error).setMessage(messageId)
.setPositiveButton(R.string.ok, null).show();
} else {
new CustomAlertDialogBuilder(context).setTitle(R.string.register_error).setMessage(message)
.setPositiveButton(R.string.ok, null).show();
}
}
public interface OnLoginCompleteListener {
void onLoginComplete();
}
}