com.marpies.ane.twitter.functions.GetLoggedInUserFunction.java Source code

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Here is the source code for com.marpies.ane.twitter.functions.GetLoggedInUserFunction.java

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/**
 * Copyright 2015-2016 Marcel Piestansky (http://marpies.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.marpies.ane.twitter.functions;

import com.adobe.fre.FREContext;
import com.adobe.fre.FREObject;
import com.adobe.fre.FREWrongThreadException;
import com.marpies.ane.twitter.data.AIRTwitterEvent;
import com.marpies.ane.twitter.data.TwitterAPI;
import com.marpies.ane.twitter.utils.AIR;
import com.marpies.ane.twitter.utils.FREObjectUtils;
import com.marpies.ane.twitter.utils.StringUtils;
import com.marpies.ane.twitter.utils.UserUtils;
import twitter4j.*;
import twitter4j.auth.AccessToken;

public class GetLoggedInUserFunction extends BaseFunction {

    @Override
    public FREObject call(FREContext context, FREObject[] args) {
        super.call(context, args);

        mCallbackID = FREObjectUtils.getInt(args[0]);

        User user = TwitterAPI.getLoggedInUser();

        /* Return cached object */
        if (user != null) {
            try {
                dispatchUser(user);
            } catch (Exception e) {
                e.printStackTrace();
                AIR.dispatchEvent(AIRTwitterEvent.USER_QUERY_ERROR,
                        StringUtils.getEventErrorJSON(mCallbackID, e.getMessage()));
            }
        }
        /* Request user info */
        else if (TwitterAPI.hasAccessTokens()) {
            AccessToken accessToken = TwitterAPI.getAccessToken();
            AsyncTwitter twitter = TwitterAPI.getAsyncInstance(accessToken);
            twitter.addListener(this);
            twitter.showUser(accessToken.getUserId());
        }
        /* User not logged in, error */
        else {
            AIR.dispatchEvent(AIRTwitterEvent.USER_QUERY_ERROR,
                    StringUtils.getEventErrorJSON(mCallbackID, "User is not logged in."));
        }

        return null;
    }

    @Override
    public void gotUserDetail(User user) {
        AIR.log("Successfully retrieved logged in user info");
        TwitterAPI.setLoggedInUser(user);
        try {
            dispatchUser(user);
        } catch (JSONException e) {
            AIR.dispatchEvent(AIRTwitterEvent.USER_QUERY_SUCCESS,
                    StringUtils.getEventErrorJSON(mCallbackID, "Error parsing returned user info."));
        }
    }

    @Override
    public void onException(TwitterException te, TwitterMethod method) {
        if (method == TwitterMethod.SHOW_USER) {
            AIR.log("Error retrieving user info " + te.getMessage());
            AIR.dispatchEvent(AIRTwitterEvent.USER_QUERY_ERROR,
                    StringUtils.getEventErrorJSON(mCallbackID, te.getMessage()));
        }
    }

    private void dispatchUser(User user) throws JSONException {
        JSONObject userJSON = UserUtils.getJSON(user);
        userJSON.put("listenerID", mCallbackID);
        userJSON.put("success", true);
        userJSON.put("loggedInUser", true); // So that we can cache the user object in AS3
        AIR.dispatchEvent(AIRTwitterEvent.USER_QUERY_SUCCESS, userJSON.toString());
    }

}