我正在尝试处理Facebook并登录单个活动
Google登录工作有效,但Facebook登录未显示"请求权限"对话框。当我使用Facebook按钮单击登录时,我希望看到有关公共资料和电子邮件的权限对话框。尽管似乎没有对话框,但似乎我被登录为Facebook更改注销的登录名。有什么更好的方法吗?
public class LoginActivity extends AppCompatActivity {
private static final String TAG = LoginActivity.class.getSimpleName();
private static final int RC_SIGN_IN = 1;
private GoogleApiClient googleClient;
private CallbackManager callbackManager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
FacebookSdk.sdkInitialize(getApplicationContext());
setContentView(R.layout.activity_login);
callbackManager = CallbackManager.Factory.create();
SignInButton googleButton = (SignInButton)findViewById(R.id.google_button);
LoginButton facebookBtn = (LoginButton)findViewById(R.id.fb_login_button);
Button emailButton = (Button)findViewById(R.id.email_button);
googleButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent signInIntent = Auth.GoogleSignInApi.getSignInIntent(googleClient);
startActivityForResult(signInIntent, RC_SIGN_IN);
}
});
initGoogleSignIn();
initFacebookSignIn(facebookBtn);
}
private boolean isLoggedInByFacebook(){
AccessToken accessToken = AccessToken.getCurrentAccessToken();
return accessToken != null;
}
private void initGoogleSignIn(){
GoogleSignInOptions gso = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
.requestIdToken(getString(R.string.default_web_client_id))
.requestEmail()
.build();
googleClient = new GoogleApiClient.Builder(this)
.enableAutoManage(this, new GoogleApiClient.OnConnectionFailedListener() {
@Override
public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
}
})
.addApi(Auth.GOOGLE_SIGN_IN_API, gso)
.build();
OptionalPendingResult<GoogleSignInResult> opr = Auth.GoogleSignInApi.silentSignIn(googleClient);
if (opr.isDone()) {
// If the user's cached credentials are valid, the OptionalPendingResult will be "done" and the GoogleSignInResult will be available instantly.
Log.d("TAG", "Got cached sign-in");
GoogleSignInResult result = opr.get();
finish();
}
}
private void initFacebookSignIn(LoginButton facebookBtn){
if(isLoggedInByFacebook()) {
finish();
}else{
callbackManager = CallbackManager.Factory.create();
facebookBtn.setReadPermissions(Arrays.asList(
"public_profile","email"));
// Callback registration
facebookBtn.registerCallback(callbackManager, new FacebookCallback<LoginResult>() {
@Override
public void onSuccess(LoginResult loginResult) {
loginResult.getAccessToken().getUserId();
// App code
GraphRequest request = GraphRequest.newMeRequest(
loginResult.getAccessToken(),
new GraphRequest.GraphJSONObjectCallback() {
@Override
public void onCompleted(JSONObject object, GraphResponse response) {
try {
Log.i("Response",response.toString());
String email = response.getJSONObject().getString("email");
String name = response.getJSONObject().getString("name");
finish();
}catch (JSONException e){
Log.e(TAG,"Error getting facebook email", e);
}
}
});
Bundle parameters = new Bundle();
parameters.putString("fields", "name,email");
request.setParameters(parameters);
request.executeAsync();
}
@Override
public void onCancel() {
// App code
}
@Override
public void onError(FacebookException exception) {
Log.e(TAG,"Error in facebook sign in", exception);
}
});
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == RC_SIGN_IN) {
GoogleSignInResult result = Auth.GoogleSignInApi.getSignInResultFromIntent(data);
if (result.isSuccess()) {
// Signed in successfully, show authenticated UI.
GoogleSignInAccount acct = result.getSignInAccount();
api.loginGoogle(acct.getIdToken()).subscribe(new Action1<User>() {
@Override
public void call(User user) {
api.getWeather(-31.0, 115.0).subscribe(new Action1<WeatherResponse>() {
@Override
public void call(WeatherResponse weatherResponse) {
}
});
}
}, new Action1<Throwable>() {
@Override
public void call(Throwable throwable) {
System.out.println(throwable);
}
});
} else {
System.out.println(result.getStatus());
}
}else { //facebook
callbackManager.onActivityResult(requestCode, resultCode, data);
}
}
}
尝试以下操作:声明变量:
private CallbackManager callbackManager;
private AccessTokenTracker accessTokenTracker;
com.facebook.Profile profile;
private ProfileTracker mProfileTracker;
在您的OnCreate()方法中。
FacebookSdk.sdkInitialize(getApplicationContext());
callbackManager = CallbackManager.Factory.create();
updateWithToken(AccessToken.getCurrentAccessToken());
accessTokenTracker = new AccessTokenTracker() {
@Override
protected void onCurrentAccessTokenChanged(AccessToken oldToken, AccessToken newToken) {
updateWithToken(newToken);
}
};
accessTokenTracker.startTracking();
现在在UpdateWithToken()方法
中 private void updateWithToken(AccessToken currentAccessToken) {
if (currentAccessToken != null) {
LoginManager.getInstance().logOut();
} else {
}
}
现在,在回调管理器中,您必须跟踪用户的当前配置文件
List<String> permissionNeeds = Arrays.asList(
"public_profile", "email", "user_birthday", "user_friends");
loginButton.setReadPermissions(permissionNeeds);
loginButton.registerCallback(callbackManager,
new FacebookCallback<LoginResult>() {
@Override
public void onSuccess(LoginResult loginResult) {
Log.d("Success", "Login");
try {
if (Profile.getCurrentProfile() == null) {
mProfileTracker = new ProfileTracker() {
@Override
protected void onCurrentProfileChanged(Profile profile_old, Profile profile_new) {
// profile2 is the new profile
profile = profile_new;
if (profile_new != null)
Log.v("facebook - profile", profile_new.getFirstName());
mProfileTracker.stopTracking();
}
};
mProfileTracker.startTracking();
} else {
profile = Profile.getCurrentProfile();
if (profile != null)
Log.v("facebook - profile", profile.getFirstName());
}
GraphRequest request = GraphRequest.newMeRequest(
loginResult.getAccessToken(),
new GraphRequest.GraphJSONObjectCallback() {
@Override
public void onCompleted(JSONObject object, GraphResponse response) {
// Application code
try {
Log.v("FACEBOOK LOGIN", response.toString());
fb_id = object.getString("id");
fb_name = object.getString("name");
fb_gender = object.getString("gender");
fb_email = object.getString("email");
fb_birthday = object.getString("birthday");
} catch (Exception e) {
e.printStackTrace();
Log.d("Error", e.toString());
}
});
Bundle parameters = new Bundle();
parameters.putString("fields", "id,name,email,gender,birthday,picture.type(small)");
request.setParameters(parameters);
request.executeAsync();
} catch (Exception e) {
Log.d("ERROR", e.toString());
}
}
@Override
public void onCancel() {
Log.d("FACEBOOK ERRROR", "cancelled");
}
@Override
public void onError(FacebookException exception) {
Log.d("FACEBOOK ERRROR", exception.toString());
});
如果您不介意使用WebView,请尝试使用Cloudrail进行社交登录,非常简单。https://github.com/cloudrail/cloudrail-si-android-sdk