code: /*
   * 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 org.physical_web.physicalweb;
  
  import android.content.BroadcastReceiver;
  import android.content.Context;
  import android.content.Intent;
  
  /**
   * This receiver starts the UriBeaconDiscoveryService.
   */
  public class AutostartPwoDiscoveryServiceReceiver extends BroadcastReceiver {
    public void onReceive(Context context, Intent intent) {
      // Make sure we don't get spoofed with the wrong action.
      if (!intent.getAction().equals(Intent.ACTION_BOOT_COMPLETED)) {
        return;
      }
  
      if (Utils.checkIfUserHasOptedIn(context)) {
        return;
      }
  
      Intent newIntent = new Intent(context, ScreenListenerService.class);
      context.startService(newIntent);
    }
  }
  