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/*
* Copyright (C) 2017 The Android Open Source Project
*
* 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.android.incallui.calllocation.impl;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.database.Cursor;
import android.net.Uri;
import android.provider.Settings.Secure;
import android.provider.Settings.SettingNotFoundException;
import com.android.dialer.common.LogUtil;
/**
* Helper class to check if Google Location Services is enabled.
*/
public class GoogleLocationSettingHelper {
/** User has disagreed to use location for Google services. */
public static final int USE_LOCATION_FOR_SERVICES_OFF = 0;
/** User has agreed to use location for Google services. */
public static final int USE_LOCATION_FOR_SERVICES_ON = 1;
/** The user has neither agreed nor disagreed to use location for Google services yet. */
public static final int USE_LOCATION_FOR_SERVICES_NOT_SET = 2;
private static final String GOOGLE_SETTINGS_AUTHORITY = "com.google.settings";
private static final Uri GOOGLE_SETTINGS_CONTENT_URI =
Uri.parse("content://" + GOOGLE_SETTINGS_AUTHORITY + "/partner");
private static final String NAME = "name";
private static final String VALUE = "value";
private static final String USE_LOCATION_FOR_SERVICES = "use_location_for_services";
/** Determine if Google apps need to conform to the USE_LOCATION_FOR_SERVICES setting. */
public static boolean isEnforceable(Context context) {
final ResolveInfo ri =
context
.getPackageManager()
.resolveActivity(
new Intent("com.google.android.gsf.GOOGLE_APPS_LOCATION_SETTINGS"),
PackageManager.MATCH_DEFAULT_ONLY);
return ri != null;
}
/**
* Get the current value for the 'Use value for location' setting.
*
* @return One of {@link #USE_LOCATION_FOR_SERVICES_NOT_SET}, {@link
* #USE_LOCATION_FOR_SERVICES_OFF} or {@link #USE_LOCATION_FOR_SERVICES_ON}.
*/
private static int getUseLocationForServices(Context context) {
final ContentResolver resolver = context.getContentResolver();
Cursor c = null;
String stringValue = null;
try {
c =
resolver.query(
GOOGLE_SETTINGS_CONTENT_URI,
new String[] {VALUE},
NAME + "=?",
new String[] {USE_LOCATION_FOR_SERVICES},
null);
if (c != null && c.moveToNext()) {
stringValue = c.getString(0);
}
} catch (final RuntimeException e) {
LogUtil.e(
"GoogleLocationSettingHelper.getUseLocationForServices",
"Failed to get 'Use My Location' setting",
e);
} finally {
if (c != null) {
c.close();
}
}
if (stringValue == null) {
return USE_LOCATION_FOR_SERVICES_NOT_SET;
}
int value;
try {
value = Integer.parseInt(stringValue);
} catch (final NumberFormatException nfe) {
value = USE_LOCATION_FOR_SERVICES_NOT_SET;
}
return value;
}
/** Whether or not the system location setting is enable */
public static boolean isSystemLocationSettingEnabled(Context context) {
try {
return Secure.getInt(context.getContentResolver(), Secure.LOCATION_MODE)
!= Secure.LOCATION_MODE_OFF;
} catch (SettingNotFoundException e) {
LogUtil.e(
"GoogleLocationSettingHelper.isSystemLocationSettingEnabled",
"Failed to get System Location setting",
e);
return false;
}
}
/** Convenience method that returns true is GLS is ON or if it's not enforceable. */
public static boolean isGoogleLocationServicesEnabled(Context context) {
return !isEnforceable(context)
|| getUseLocationForServices(context) == USE_LOCATION_FOR_SERVICES_ON;
}
}
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