/*
HostGeolocationProfile.java
Copyright (c) 2017 NTT DOCOMO,INC.
Released under the MIT license
http://opensource.org/licenses/mit-license.php
*/
package org.deviceconnect.android.deviceplugin.host.profile;
import android.Manifest;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.location.Criteria;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import org.deviceconnect.android.activity.PermissionUtility;
import org.deviceconnect.android.deviceplugin.host.activity.GeolocationAlertDialogActivity;
import org.deviceconnect.android.event.Event;
import org.deviceconnect.android.event.EventError;
import org.deviceconnect.android.event.EventManager;
import org.deviceconnect.android.message.MessageUtils;
import org.deviceconnect.android.profile.DConnectProfile;
import org.deviceconnect.android.profile.GeolocationProfile;
import org.deviceconnect.android.profile.api.DConnectApi;
import org.deviceconnect.android.profile.api.DeleteApi;
import org.deviceconnect.android.profile.api.GetApi;
import org.deviceconnect.android.profile.api.PutApi;
import org.deviceconnect.message.DConnectMessage;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.List;
import java.util.Locale;
import static android.Manifest.permission.ACCESS_COARSE_LOCATION;
/**
* Geolocation Profile.
* @author NTT DOCOMO, INC.
*/
public class HostGeolocationProfile extends GeolocationProfile implements LocationListener {
/** LocationManager. */
private LocationManager mLocationManager;
/** ServiceID. */
private String mServiceId;
/** 前回の位置情報の計測時間を保持する. */
private long mLocationLastTime;
/** 前回の位置情報を保持する. */
private Bundle mLocationCache;
/**
* Constructor.
*/
public HostGeolocationProfile() {
DConnectApi mGetOnGeolocationApi = new GetApi() {
@Override
public String getAttribute() {
return ATTRIBUTE_CURRENT_POSITION;
}
@Override
public boolean onRequest(final Intent request, final Intent response) {
PermissionUtility.requestPermissions(getContext(),
new Handler(Looper.getMainLooper()), new String[]{Manifest.permission.ACCESS_FINE_LOCATION, Manifest.permission.ACCESS_COARSE_LOCATION},
new PermissionUtility.PermissionRequestCallback() {
@Override
public void onSuccess() {
long maximumAge = (long) getMaximumAge(request);
if (System.currentTimeMillis() - mLocationLastTime < maximumAge) {
DConnectProfile.setResult(response, DConnectMessage.RESULT_OK);
response.putExtra(GeolocationProfile.PARAM_POSITION, mLocationCache);
sendResponse(response);
} else {
getLocationManager(response);
getGPS(getHighAccuracy(request), response);
}
}
@Override
public void onFail(@NonNull String deniedPermission) {
MessageUtils.setIllegalDeviceStateError(response,
"ACCESS_FINE_LOCATION permission not granted.");
sendResponse(response);
}
});
return false;
}
};
addApi(mGetOnGeolocationApi);
DConnectApi mPutOnGeolocationApi = new PutApi() {
@Override
public String getAttribute() {
return ATTRIBUTE_ON_WATCH_POSITION;
}
@Override
public boolean onRequest(final Intent request, final Intent response) {
PermissionUtility.requestPermissions(getContext(),
new Handler(Looper.getMainLooper()), new String[]{Manifest.permission.ACCESS_FINE_LOCATION, Manifest.permission.ACCESS_COARSE_LOCATION},
new PermissionUtility.PermissionRequestCallback() {
@Override
public void onSuccess() {
getLocationManager(response);
String serviceId = getServiceID(request);
// イベントの登録
EventError error = EventManager.INSTANCE.addEvent(request);
if (error == EventError.NONE) {
startGPS(getHighAccuracy(request), (int) getInterval(request));
mServiceId = serviceId;
DConnectProfile.setResult(response, DConnectMessage.RESULT_OK);
response.putExtra(DConnectMessage.EXTRA_VALUE,
"Register OnWatchPosition event");
} else {
MessageUtils.setUnknownError(response, "Can not register event.");
}
sendResponse(response);
}
@Override
public void onFail(@NonNull String deniedPermission) {
MessageUtils.setIllegalDeviceStateError(response,
"ACCESS_FINE_LOCATION permission not granted.");
sendResponse(response);
}
});
return false;
}
};
addApi(mPutOnGeolocationApi);
DConnectApi mDeleteOnGeolocationApi = new DeleteApi() {
@Override
public String getAttribute() {
return ATTRIBUTE_ON_WATCH_POSITION;
}
@Override
public boolean onRequest(final Intent request, final Intent response) {
PermissionUtility.requestPermissions(getContext(),
new Handler(Looper.getMainLooper()), new String[]{Manifest.permission.ACCESS_FINE_LOCATION, Manifest.permission.ACCESS_COARSE_LOCATION},
new PermissionUtility.PermissionRequestCallback() {
@Override
public void onSuccess() {
getLocationManager(response);
// イベントの解除
EventError error = EventManager.INSTANCE.removeEvent(request);
if (error == EventError.NONE) {
stopGPS();
DConnectProfile.setResult(response, DConnectMessage.RESULT_OK);
response.putExtra(DConnectMessage.EXTRA_VALUE,
"Unregister OnWatchPosition event");
} else {
MessageUtils.setUnknownError(response, "Can not unregister event.");
}
sendResponse(response);
}
@Override
public void onFail(@NonNull String deniedPermission) {
MessageUtils.setIllegalDeviceStateError(response,
"ACCESS_FINE_LOCATION permission not granted.");
sendResponse(response);
}
});
return false;
}
};
addApi(mDeleteOnGeolocationApi);
}
/**
* 位置情報管理クラスを取得する.
* @return 位置情報管理クラス
*/
private LocationManager getLocationManager(final Intent response) {
if (mLocationManager == null) {
mLocationManager = (LocationManager) getContext().getSystemService(Context.LOCATION_SERVICE);
}
// GPSセンサー利用可否判定.
if (!mLocationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
Intent intent = new Intent(getContext(), GeolocationAlertDialogActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
Bundle bundle = new Bundle();
bundle.putParcelable("response", response);
intent.putExtra("Intent", bundle);
getContext().startActivity(intent);
}
return mLocationManager;
}
/**
* 位置情報を取得する。（１回のみ）.
* @param accuracy 精度.
* @param response レスポンス.
*/
private void getGPS(final boolean accuracy, final Intent response) {
if (ActivityCompat.checkSelfPermission(getContext(), Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED
&& ActivityCompat.checkSelfPermission(getContext(), ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
MessageUtils.setIllegalDeviceStateError(response, "ACCESS_FINE_LOCATION permission not granted.");
sendResponse(response);
return;
}
Criteria criteria = new Criteria();
if (accuracy) {
criteria.setAccuracy(Criteria.ACCURACY_FINE);
} else {
criteria.setAccuracy(Criteria.ACCURACY_COARSE);
}
mLocationManager.requestSingleUpdate(mLocationManager.getBestProvider(criteria, true), new LocationListener() {
@Override
public void onLocationChanged(Location location) {
Bundle position = createPositionObject(location);
DConnectProfile.setResult(response, DConnectMessage.RESULT_OK);
response.putExtra(GeolocationProfile.PARAM_POSITION, position);
sendResponse(response);
}
@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
// NOP
}
@Override
public void onProviderEnabled(String provider) {
// NOP
}
@Override
public void onProviderDisabled(String provider) {
// NOP
}
}, Looper.getMainLooper());
}
/**
* 位置情報取得開始.
* @param accuracy 精度.
* @param interval 受信間隔.
*/
private void startGPS(final boolean accuracy, final int interval) {
if (ActivityCompat.checkSelfPermission(getContext(), Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED
&& ActivityCompat.checkSelfPermission(getContext(), ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
return;
}
Criteria criteria = new Criteria();
if (accuracy) {
criteria.setAccuracy(Criteria.ACCURACY_FINE);
} else {
criteria.setAccuracy(Criteria.ACCURACY_COARSE);
}
mLocationManager.requestLocationUpdates(mLocationManager.getBestProvider(criteria, true), interval, 0, this, Looper.getMainLooper());
}
/**
* 位置情報取得停止.
*/
private void stopGPS() {
if (mLocationManager != null) {
if (ActivityCompat.checkSelfPermission(getContext(), Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED
&& ActivityCompat.checkSelfPermission(getContext(), ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
return;
}
mLocationManager.removeUpdates(this);
}
}
/**
* イベント登録が空か確認する.
* @return 空の場合はtrue、それ以外はfalse
*/
private boolean isEmptyEventList() {
List<Event> events = EventManager.INSTANCE.getEventList(mServiceId,
GeolocationProfile.PROFILE_NAME, null,
GeolocationProfile.ATTRIBUTE_ON_WATCH_POSITION.toLowerCase());
return events == null || events.size() == 0;
}
/**
* 座標情報生成.
* @param location 位置情報
* @return 位置情報オブジェクト
*/
private Bundle createPositionObject(final Location location) {
Bundle coordinates = new Bundle();
setLatitude(coordinates, location.getLatitude());
setLongitude(coordinates, location.getLongitude());
setAltitude(coordinates, location.getAltitude());
setAccuracy(coordinates, location.getAccuracy());
setHeading(coordinates, location.getBearing());
setSpeed(coordinates, location.getSpeed());
Bundle position = new Bundle();
setCoordinates(position, coordinates);
setTimeStamp(position, location.getTime());
DateFormat df = new SimpleDateFormat("yyyyMMddHHmmss.SSSZZZ", Locale.getDefault());
setTimeStampString(position, df.format(location.getTime()));
mLocationCache = position;
mLocationLastTime = location.getTime();
return position;
}
@Override
public void onLocationChanged(Location location) {
Bundle position = createPositionObject(location);
if (isEmptyEventList()) {
stopGPS();
return;
}
List<Event> events = EventManager.INSTANCE.getEventList(mServiceId,
GeolocationProfile.PROFILE_NAME, null,
GeolocationProfile.ATTRIBUTE_ON_WATCH_POSITION.toLowerCase());
for (int i = 0; i < events.size(); i++) {
Event event = events.get(i);
Intent intent = EventManager.createEventMessage(event);
intent.putExtra(GeolocationProfile.PARAM_POSITION, position);
sendEvent(intent, event.getAccessToken());
}
}
@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
// NOP
}
@Override
public void onProviderEnabled(String provider) {
// NOP
}
@Override
public void onProviderDisabled(String provider) {
// NOP
}
}