pt.tecnico.childlocator.services.RegistrationIntentService.java Source code

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Here is the source code for pt.tecnico.childlocator.services.RegistrationIntentService.java

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/**
 * Copyright 2015 Google Inc. All Rights Reserved.
 *
 * 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 pt.tecnico.childlocator.services;

import android.app.IntentService;
import android.content.Intent;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import android.support.v4.content.LocalBroadcastManager;
import android.util.Log;

import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.Volley;
import com.google.android.gms.gcm.GcmPubSub;
import com.google.android.gms.gcm.GoogleCloudMessaging;
import com.google.android.gms.iid.InstanceID;

import org.json.JSONException;
import org.json.JSONObject;

import java.io.IOException;

import pt.tecnico.childlocator.helper.EncryptNetworkController;
import pt.tecnico.childlocator.helper.SessionManager;
import pt.tecnico.childlocator.main.R;

public class RegistrationIntentService extends IntentService {

    private static final String TAG = "RegIntentService";
    private static final String[] TOPICS = { "global" };
    private SessionManager session;
    private RequestQueue mRequestQueue;
    private long parent_id;

    public RegistrationIntentService() {
        super(TAG);
    }

    @Override
    protected void onHandleIntent(Intent intent) {
        SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);

        session = new SessionManager(this);
        parent_id = session.getParentId();

        if (parent_id == 0)
            stopSelf();

        if (mRequestQueue == null) {
            mRequestQueue = Volley.newRequestQueue(getApplicationContext());
        }

        //TODO: SEE IF ALARMS ARE STILL TRIGGERED WHEN USER DELETS APP DATA/ APP
        Log.d("CHILD ID", String.valueOf(parent_id));

        try {
            // [START register_for_gcm]
            // Initially this call goes out to the network to retrieve the token, subsequent calls
            // are local.
            // [START get_token]
            InstanceID instanceID = InstanceID.getInstance(this);
            String token = instanceID.getToken(getString(R.string.gcm_defaultSenderId),
                    GoogleCloudMessaging.INSTANCE_ID_SCOPE, null);
            // [END get_token]
            Log.i(TAG, "GCM Registration Token: " + token);

            sendRegistrationToServer(token);

            // Subscribe to topic channels
            subscribeTopics(token);

            // You should store a boolean that indicates whether the generated token has been
            // sent to your server. If the boolean is false, send the token to your server,
            // otherwise your server should have already received the token.
            sharedPreferences.edit().putBoolean(QuickstartPreferences.SENT_TOKEN_TO_SERVER, true).apply();
            // [END register_for_gcm]
        } catch (Exception e) {
            Log.d(TAG, "Failed to complete token refresh", e);
            // If an exception happens while fetching the new token or updating our registration data
            // on a third-party server, this ensures that we'll attempt the update at a later time.
            sharedPreferences.edit().putBoolean(QuickstartPreferences.SENT_TOKEN_TO_SERVER, false).apply();
        }
        // Notify UI that registration has completed, so the progress indicator can be hidden.
        Intent registrationComplete = new Intent(QuickstartPreferences.REGISTRATION_COMPLETE);
        LocalBroadcastManager.getInstance(this).sendBroadcast(registrationComplete);
    }

    /**
     * Persist registration to third-party servers.
     *
     * Modify this method to associate the user's GCM registration token with any server-side account
     * maintained by your application.
     *
     * @param token The new token.
     */
    private void sendRegistrationToServer(final String token) {
        EncryptNetworkController updateController = new EncryptNetworkController(TAG) {
            @Override
            public JSONObject getParams() {
                JSONObject json = new JSONObject();
                JSONObject data = new JSONObject();
                try {
                    data.put("parent_id", parent_id);
                    data.put("token", token);

                    json.put("action", "update_parent_cloud_token");
                    json.put("data", data);
                    return json;
                } catch (JSONException e) {
                    throw new RuntimeException(e);
                }
            }
        };

        Response.ErrorListener error = new Response.ErrorListener() {
            @Override
            public void onErrorResponse(VolleyError error) {
                Log.e(TAG, "Error: " + error.getMessage());
            }
        };

        Response.Listener<String> success = new Response.Listener<String>() {
            @Override
            public void onResponse(String response) {
                Log.d(TAG, "SendCoordsService Response: " + response);
            }
        };

        Log.d(TAG, "CONNECTING TO REMOTE SERVER");
        updateController.fetchDataService(success, error, mRequestQueue);

    }

    /**
     * Subscribe to any GCM topics of interest, as defined by the TOPICS constant.
     *
     * @param token GCM token
     * @throws IOException if unable to reach the GCM PubSub service
     */
    // [START subscribe_topics]
    private void subscribeTopics(String token) throws IOException {
        for (String topic : TOPICS) {
            GcmPubSub pubSub = GcmPubSub.getInstance(this);
            pubSub.subscribe(token, "/topics/" + topic, null);
        }
    }
    // [END subscribe_topics]

}