I hope anybody can help me ! I want to change my code for the new facebook sdk 4.0 but there is only a little description and i´m getting crazy and don´t know how to make the new code with facebook login button and accesstoken
target of this code is that the user logs in with his facebook account and checks if the user already exits. if not then insert new user with email and facebook id and name
I have marked the codes with //needs to be changed and //needs to be changed END
Thanx in advance for any help !!!
import com.facebook.AccessToken;
import com.facebook.CallbackManager;
import com.facebook.FacebookCallback;
import com.facebook.FacebookException;
import com.facebook.FacebookSdk;
import com.facebook.login.LoginResult;
import com.facebook.login.widget.LoginButton;
// import com.facebook.Request;
//import com.facebook.Request.GraphUserCallback;
// import com.facebook.Response;
// import com.facebook.Session;
// import com.facebook.SessionState;
//import com.facebook.UiLifecycleHelper;
// import com.facebook.model.GraphUser;
// import com.facebook.widget.LoginButton;
@SuppressLint("NewApi")
public class AuthenticationFragment extends Fragment {
LoginButton facebookLoginButton;
// private UiLifecycleHelper uiHelper;
String TAG = "Fragment";
Button btnLogin, btnCreateAccount;
ProgressDialog dialogPrg;
String userName = null;
// New Facebook Added
CallbackManager callbackManager;
public static final AuthenticationFragment newInstance() {
// TODO Auto-generated constructor stub
AuthenticationFragment fragment = new AuthenticationFragment();
return fragment;
}
@Override
public void onAttach(Activity activity) {
// TODO Auto-generated method stub
super.onAttach(activity);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// TODO Auto-generated method stub
View view = inflater.inflate(R.layout.authentication_layout, container,
false);
facebookLoginButton = (LoginButton) view
.findViewById(R.id.btnFacebookLogin);
facebookLoginButton.setFragment(this);
facebookLoginButton.setReadPermissions(Arrays.asList("email"));
// New added for Facebook
// Callback registration
facebookLoginButton.registerCallback(callbackManager, new FacebookCallback<LoginResult>() {
@Override
public void onSuccess(LoginResult loginResult) {
// App code
//login ok get access token
AccessToken.getCurrentAccessToken();
}
@Override
public void onCancel() {
// App code
Log.i(TAG, "facebook login canceled");
}
@Override
public void onError(FacebookException exception) {
// App code
Log.i(TAG, "facebook login failed error");
}
});
//New added for Facebook END
btnLogin = (Button) view.findViewById(R.id.btn_login);
btnCreateAccount = (Button) view.findViewById(R.id.btn_create_account);
btnLogin.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(getActivity(), LoginActivity.class);
startActivity(intent);
}
});
btnCreateAccount.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent intent = new Intent(getActivity(),
CreateAccountActivity.class);
startActivity(intent);
}
});
dialogPrg = new ProgressDialog(getActivity());
dialogPrg.setCanceledOnTouchOutside(false);
return view;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// uiHelper = new UiLifecycleHelper(getActivity(), callback);
// uiHelper.onCreate(savedInstanceState);
}
// Needs to be changed
private Session.StatusCallback callback = new Session.StatusCallback() {
@Override
public void call(final Session session, final SessionState state,
final Exception exception) {
onSessionStateChange(session, state, exception);
}
};
// Needs to be changed END
private void onSessionStateChange(Session session, SessionState state,
Exception exception) {
if (state.isOpened()) {
Log.i("FB AUT FRAGMENT", "Logged in...");
} else if (state.isClosed()) {
Log.i("FB AUT FRAGMENT", "Logged out...");
}
}
// Needs to be changed
private void insertUser(Session session) {
Request.newMeRequest(session, new GraphUserCallback() {
@Override
public void onCompleted(GraphUser user, Response response) {
// TODO Auto-generated method stub
new facebookUserCheck(user).start();
}
}).executeAsync();
}
// Needs to be changed END
// Needs to be changed
private class facebookUserCheck extends Thread {
GraphUser user;
public facebookUserCheck(GraphUser user) {
// TODO Auto-generated constructor stub
this.user = user;
}
// Needs to be changed
@Override
public void run() {
// TODO Auto-generated method stub
super.run();
// TODO Auto-generated method stub
String handleInsertUser = getActivity().getResources().getString(
R.string.users_json_url)
+ "facebook_user_check";
try {
HttpClient client = new DefaultHttpClient();
HttpPost post = new HttpPost(handleInsertUser);
MultipartEntity reqEntity = new MultipartEntity();
// Needs to be changed user.getId
reqEntity.addPart("fb_id", new StringBody(user.getId()));
// Needs to be changed END
post.setEntity(reqEntity);
HttpResponse res = client.execute(post);
HttpEntity resEntity = res.getEntity();
final String response_str = EntityUtils.toString(resEntity);
if (resEntity != null) {
Log.i(TAG, response_str);
getActivity().runOnUiThread(new Runnable() {
public void run() {
try {
dialogPrg.dismiss();
JSONArray jsonArray = new JSONArray(
response_str);
if (jsonArray.length() == 1) {
JSONObject obj = jsonArray.getJSONObject(0);
User user = Ultils.parseUser(obj);
UserSessionManager userSession = new UserSessionManager(
getActivity());
userSession.storeUserSession(user);
Intent intent = new Intent(getActivity(),
HomeActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK
| Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent);
}
} catch (Exception e) {
LayoutInflater inflater = LayoutInflater
.from(getActivity());
View promptsView = inflater.inflate(
R.layout.username_promtps_layout, null);
AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(
getActivity());
// set prompts.xml to alertdialog builder
alertDialogBuilder.setView(promptsView);
final EditText message = (EditText) promptsView
.findViewById(R.id.editTextDialogUserInput);
alertDialogBuilder
.setMessage(getResources().getString(
R.string.choose_your_user_name));
// set dialog message
alertDialogBuilder
.setCancelable(false)
.setPositiveButton(
getResources().getString(
R.string.ok_label),
new DialogInterface.OnClickListener() {
public void onClick(
DialogInterface dialog,
int id) {
if (!Validator
.validUserName(message
.getText()
.toString())) {
showDialog(getResources()
.getString(
R.string.invalid_user_name));
return;
}
userName = message
.getText()
.toString();
new facebookUserRegister(
user).start();
}
});
// create alert dialog
AlertDialog alertDialog = alertDialogBuilder
.create();
// show it
alertDialog.show();
}
}
});
}
} catch (Exception e) {
// TODO: handle exception
e.printStackTrace();
}
}
}
// Needs to be changed
private class facebookUserRegister extends Thread {
GraphUser user;
public facebookUserRegister(GraphUser user) {
// TODO Auto-generated constructor stub
this.user = user;
}
// Needs to be changed END
@Override
public void run() {
super.run();
getActivity().runOnUiThread(new Runnable() {
@Override
public void run() {
// TODO Auto-generated method stub
dialogPrg.show();
}
});
String handleInsertUser = getActivity().getResources().getString(
R.string.users_json_url)
+ "facebook_user_register";
try {
HttpClient client = new DefaultHttpClient();
HttpPost post = new HttpPost(handleInsertUser);
MultipartEntity reqEntity = new MultipartEntity();
// Needs to be changed user.getId, user.getName, user.asMap
reqEntity.addPart("fb_id", new StringBody(user.getId()));
reqEntity.addPart("fullname", new StringBody(user.getName()));
reqEntity.addPart("email", new StringBody(user.asMap().get("email").toString()));
// Needs to be changed END
reqEntity.addPart("username", new StringBody(userName));
post.setEntity(reqEntity);
HttpResponse res = client.execute(post);
HttpEntity resEntity = res.getEntity();
final String response_str = EntityUtils.toString(resEntity);
if (resEntity != null) {
Log.i(TAG, response_str);
getActivity().runOnUiThread(new Runnable() {
public void run() {
try {
dialogPrg.dismiss();
JSONObject jsonObj = new JSONObject(
response_str);
if (jsonObj.getString("ok").equals("0")) {
// show error email;
showDialog(getActivity().getResources()
.getString(R.string.email_exist));
return;
}
if (jsonObj.getString("ok").equals("1")) {
// show error username
showDialog(getActivity()
.getResources()
.getString(R.string.user_name_exist));
return;
}
if (jsonObj.getString("ok").equals("2")) {
// show unknow username
showDialog(getActivity().getResources()
.getString(R.string.login_failed));
return;
}
} catch (Exception e) {
JSONArray jsonArray;
try {
jsonArray = new JSONArray(response_str);
if (jsonArray.length() == 1) {
JSONObject obj = jsonArray
.getJSONObject(0);
User user = Ultils.parseUser(obj);
UserSessionManager userSession = new UserSessionManager(
getActivity());
userSession.storeUserSession(user);
Intent intent = new Intent(
getActivity(),
HomeActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK
| Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent);
}
} catch (JSONException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
showDialog(getActivity().getResources()
.getString(R.string.login_failed));
}
}
}
});
}
} catch (Exception e) {
// TODO: handle exception
e.printStackTrace();
}
}
}
// Needs to be changed
@Override
public void onResume() {
super.onResume();
Session session = Session.getActiveSession();
if (session != null && (session.isOpened() || session.isClosed())) {
onSessionStateChange(session, session.getState(), null);
}
// uiHelper.onResume();
}
// Needs to be changed END
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
// New Facebook added
callbackManager.onActivityResult(requestCode, resultCode, data);
//New Facebook added END
// uiHelper.onActivityResult(requestCode, resultCode, data);
// Needs to be changed
if (Session.getActiveSession() != null
&& Session.getActiveSession().isOpened()) {
dialogPrg.setMessage(getActivity().getResources().getString(
R.string.loging));
dialogPrg.show();
facebookLoginButton.setEnabled(false);
insertUser(Session.getActiveSession());
}
}
// Needs to be changed END
@Override
public void onPause() {
super.onPause();
// uiHelper.onPause();
}
@Override
public void onDestroy() {
super.onDestroy();
// uiHelper.onDestroy();
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
// uiHelper.onSaveInstanceState(outState);
}
public void showDialog(String message) {
Ultils.logout(getActivity());
AlertDialog.Builder buidler = new AlertDialog.Builder(getActivity());
buidler.setMessage(message);
buidler.setPositiveButton(
getActivity().getResources().getString(R.string.ok_label),
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method
// stub
facebookLoginButton.setEnabled(true);
}
});
AlertDialog dialog = buidler.create();
dialog.show();
}
}
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