Android Facebook api 3.0 error: Cannot call LoginActivity with a null calling package

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轮回少年
轮回少年 2020-12-01 12:26

I am trying to integrate an android app with the the new facebook 3.0 api, but I get this exception:

java.lang.RuntimeException: Unable to resume acti

4条回答
  •  旧时难觅i
    2020-12-01 13:04

    After lots of searching I figured out that there don't seems to be a way to startActivityForResult with LocalActivityManager used in the tabs.

    So I ended up accepting that it will need an activity filling the entire screen. The activity is only shown a second or so with good network connection - I have made it with a republish option on errors also..

    Start publish activity:

    Intent intent = new Intent(this, FacebookShareActivity.class);
    intent.putExtra(Constants.FACEBOOK_MESSAGE, shareMessage.getMessage());
    startActivityForResult(intent, 1);
    

    Facebook share activity code - publishing to users wall:

    public class FacebookShareActivity extends Activity {
        String message;
    
        @Override
        public void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.facebook_publishing);
    
            message = getIntent().getExtras().getString(Constants.FACEBOOK_MESSAGE);
            createFacebookConnection();
        }
    
        public void republishButton_Click(View view){
            setVisibilityForRepublishButton(false);
            createFacebookConnection();
        }
    
        public void createFacebookConnection() {
            Session session = new Session(this);
            Session.setActiveSession(session);
    
            Settings.addLoggingBehavior(LoggingBehavior.INCLUDE_ACCESS_TOKENS);
    
            Session.StatusCallback statusCallback = new Session.StatusCallback() {
                @Override
                public void call(Session session, SessionState state, Exception exception) {
                    String message = "Facebook session status changed - " + session.getState() + " - Exception: " + exception;
                    //Toast.makeText(FacebookShareActivity.this, message, Toast.LENGTH_SHORT).show();
                    Log.w("Facebook test", message);
    
                    if (session.isOpened() || session.getPermissions().contains("publish_actions")) {
                        publishToWall();
                    } else if (session.isOpened()) {
                        OpenRequest open = new OpenRequest(FacebookShareActivity.this).setCallback(this);
                        List permission = new ArrayList();
                        permission.add("publish_actions");
                        open.setPermissions(permission);
                        Log.w("Facebook test", "Open for publish");
                        session.openForPublish(open);
                    }
                }
            };
    
            if (!session.isOpened() && !session.isClosed() && session.getState() != SessionState.OPENING) {
                session.openForRead(new Session.OpenRequest(this).setCallback(statusCallback));
            } else {
                Log.w("Facebook test", "Open active session");
                Session.openActiveSession(this, true, statusCallback);
            }
        }
    
        private void setVisibilityForRepublishButton(Boolean visible) {
            ((Button) findViewById(R.id.republishButton)).setVisibility(visible ? View.VISIBLE : View.GONE);
        }
    
        @Override
        public void onActivityResult(int requestCode, int resultCode, Intent data) {
            super.onActivityResult(requestCode, resultCode, data);
            Session.getActiveSession().onActivityResult(this, requestCode, resultCode, data);
            //Toast.makeText(FacebookShareActivity.this, "onActivityResult", Toast.LENGTH_SHORT).show();
        }
    
        void publishToWall() {
            Session session = Session.getActiveSession();
    
            Bundle postParams = new Bundle();
            postParams.putString("message", message);
    
            final Context context = this;
            Request.Callback callback = new Request.Callback() {
                public void onCompleted(Response response) {
                    FacebookRequestError error = response.getError();
                    if (error != null) {
                        setVisibilityForRepublishButton(true);
                        Toast.makeText(context, error.getErrorMessage(), Toast.LENGTH_SHORT).show();
                    } else {
                        JSONObject graphResponse = response.getGraphObject().getInnerJSONObject();
                        String postId = null;
                        try {
                            postId = graphResponse.getString("id");
                        } catch (JSONException e) {
                            setVisibilityForRepublishButton(true);
                            Log.i("Facebook error", "JSON error " + e.getMessage());
                        }
                        //Toast.makeText(context, postId, Toast.LENGTH_LONG).show();
                        finish();
                    }
                }
            };
    
            Request request = new Request(Session.getActiveSession(), "me/feed", postParams, HttpMethod.POST, callback);
    
            RequestAsyncTask task = new RequestAsyncTask(request);
            task.execute();
        }
    }
    

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