android – facebook login无法通过发布或管理权限(email)发送读取授权请求

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我有一个按钮点击登录Facebook,但有时这个代码无法工作.抛出异常:造成:
com.facebook.FacebookException: Cannot pass a publish or manage permission (email) to a request for read authorization

这是我的活动代码

public class FacebookLoginActivity extends Activity {

    private final static String TAG="FB";

    private static final List<String> PERMISSIONS=Arrays.asList("email","user_likes","user_status");

    private Session.StatusCallback statusCallback=new SessionStatusCallback();

    private GraphUser user = null;

    private Bundle bundle;

    private Intent myIntent;

    private Session session;

    private static FacebookLoginActivity instance=new FacebookLoginActivity();
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if(bundle==null){
            bundle=new Bundle();
        }
        Log.v(TAG,"in FB onCreate method");
        myIntent = this.getIntent();
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);
        String action = ClientUtil.getElementValue("action");

        Settings.addLoggingBehavior(LoggingBehavior.INCLUDE_ACCESS_TOKENS);
        session=openActiveSession(this,true,PERMISSIONS);
        onClickLogin();
    }



    public void onClickLogin() {
        Log.v(TAG,"click login btn");
        session = Session.getActiveSession();
        if (!session.isOpened() && !session.isClosed()) {
            OpenRequest openRequest=new Session.OpenRequest(this);
            openRequest.setPermissions(PERMISSIONS);
            openRequest.setCallback(statusCallback);
            openRequest.setDefaultAudience(SessionDefaultAudience.FRIENDS);
            openRequest.setLoginBehavior(SessionLoginBehavior.SSO_WITH_FALLBACK);
            session.openForPublish(openRequest);
        } else {
            Log.v(TAG,"open active session");
            Session.openActiveSession(this,statusCallback);
        }
    }

    @Override
    public void onStart() {
        super.onStart();
        Log.v(TAG,"onStart method to add  fb Callback");
        Session.getActiveSession().addCallback(statusCallback);
    }

    @Override
    public void onStop() {
        super.onStop();
        Log.v(TAG,"onStop method to remove fb callback");
        Session.getActiveSession().removeCallback(statusCallback);
    }

    @Override
    public void onActivityResult(int requestCode,int resultCode,Intent data) {
        super.onActivityResult(requestCode,resultCode,data);
        Log.v(TAG,"onActivityResult method to call Fb Session");
        Session.getActiveSession().onActivityResult(this,requestCode,data);
    }

    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);
        Session session=Session.getActiveSession();
        Session.saveSession(session,outState);
    }

    private static Session openActiveSession(Activity activity,boolean allowLoginUI,List<String> permissions) {
        OpenRequest openRequest = new OpenRequest(activity).setPermissions(permissions);
        Session session = new Session.Builder(activity).build();
        if (SessionState.CREATED_TOKEN_LOADED.equals(session.getState()) || allowLoginUI) {
            Session.setActiveSession(session);
            session.openForPublish(openRequest);
            return session;
        }
        return null;
    }

    private class SessionStatusCallback implements Session.StatusCallback {

        @Override
        public void call(Session session,SessionState state,Exception exception) {
            Log.v(TAG,"in StatusCallback call method exception is:"+ exception);
            Log.v(TAG,"session state is:"+session.isOpened());
            if(user != null) {
                Log.v(TAG,"fb user is exist todo login yyy");
                login();
                finish();
                Log.v(TAG,"finish fb activity");
                return;
            }
            if(session.isOpened()) {
                Log.v(TAG,"session is opened to call FB Request");
                Request.executeMeRequestAsync(session,new Request.GraphUserCallback() {

                    @Override
                    public void onCompleted(GraphUser me,Response response) {
                        Log.v(TAG,"in GraphUserCallback onCompleted method");
                        Log.v(TAG,"GraphUser has value:"+(user!=null));
                        if(me != null) {
                            user=me;
                            login();
                        }
                        finish();
                        Log.v(TAG,"finish fb activity");
                    }
                });
            }else{
                Log.v(TAG,"session is not open");
                if(exception !=null && exception.toString().contains("Canceled")){
                    Log.v(TAG,"cancle login");
                    bundle.putInt("code",RespondCode.CANCLE);
                    myIntent.putExtras(bundle);
                    setResult(Activity.RESULT_OK,myIntent);
                    finish();
                }
            }
        }
    }       
}

解决方法

您不能调用openForPublish,除非您的应用程序已经被首先授予了基本权限.

将您的PERMISSIONS列表分成PERMISSIONS_READ和PERMISSIONS_PUBLISH,并将“电子邮件”放入PUBLISH方面.然后调用openForRead,然后在会话打开时requestNewPublishPermissions.

原文链接:https://www.f2er.com/android/310943.html

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