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

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Here is the source code for com.marpies.ane.twitter.functions.InitFunction.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.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 twitter4j.*;

public class InitFunction extends BaseFunction {

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

        if (TwitterAPI.isInitialized())
            return null;

        String consumerKey = FREObjectUtils.getString(args[0]);
        String consumerSecret = FREObjectUtils.getString(args[1]);
        String urlScheme = FREObjectUtils.getString(args[2]);
        Boolean showLogs = FREObjectUtils.getBoolean(args[3]);

        AIR.setLogEnabled(showLogs);

        TwitterAPI.init(consumerKey, consumerSecret, urlScheme);

        /* Verify cached access tokens */
        if (TwitterAPI.hasAccessTokens()) {
            AIR.log("Verifying credentials");
            AsyncTwitter twitter = TwitterAPI.getAsyncInstance(TwitterAPI.getAccessToken());
            twitter.addListener(this);
            twitter.verifyCredentials();
        } else {
            AIR.dispatchEvent(AIRTwitterEvent.CREDENTIALS_CHECK, "{ \"result\": \"missing\" }");
        }

        return null;
    }

    @Override
    public void verifiedCredentials(User user) {
        TwitterAPI.setLoggedInUser(user);
        AIR.log("Verify credentials success");
        AIR.dispatchEvent(AIRTwitterEvent.CREDENTIALS_CHECK, "{ \"result\": \"valid\" }");
    }

    @Override
    public void onException(TwitterException te, TwitterMethod method) {
        if (method == TwitterMethod.VERIFY_CREDENTIALS) {
            AIR.log("Verify credentials error: " + te.getMessage());
            /* Cached credentials are invalid, remove them from preferences */
            TwitterAPI.removeAccessTokenPreferences();
            AIR.dispatchEvent(AIRTwitterEvent.CREDENTIALS_CHECK, "{ \"result\": \"invalid\" }");
        }
    }

}