98 lines
3.6 KiB
Java
98 lines
3.6 KiB
Java
/*
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* Copyright (C) 2013-2017 microG Project Team
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.microg.nlp.ui;
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import android.annotation.TargetApi;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.os.Build;
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import android.os.UserHandle;
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import android.util.Log;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.List;
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import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
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import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED;
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import static android.content.pm.PackageManager.DONT_KILL_APP;
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import static android.content.pm.PackageManager.GET_META_DATA;
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@TargetApi(Build.VERSION_CODES.KITKAT)
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public class SettingInjectorService extends android.location.SettingInjectorService {
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private static final String TAG = "NlpSettingInjector";
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public SettingInjectorService() {
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super(TAG);
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}
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@Override
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@SuppressWarnings("deprecation")
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protected String onGetSummary() {
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return "";
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}
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@Override
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protected boolean onGetEnabled() {
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return true;
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}
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/**
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* Dirty method to check whether settings injection is possible on the currently used system
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*/
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@SuppressWarnings("unchecked")
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public static boolean settingsInjectionPossible(Context context) {
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try {
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Context settingsContext = context.createPackageContext("com.android.settings", CONTEXT_INCLUDE_CODE);
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ClassLoader cl = settingsContext.getClassLoader();
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Class cls = cl.loadClass("com.android.settings.location.SettingsInjector");
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int pSiVersion;
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Method pSi;
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try {
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pSi = cls.getDeclaredMethod("parseServiceInfo", ResolveInfo.class, PackageManager.class);
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pSiVersion = 1;
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} catch (NoSuchMethodException e) {
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pSi = cls.getDeclaredMethod("parseServiceInfo", ResolveInfo.class, UserHandle.class, PackageManager.class);
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pSiVersion = 2;
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}
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pSi.setAccessible(true);
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PackageManager pm = context.getPackageManager();
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Intent intent = new Intent(context, SettingInjectorService.class);
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List<ResolveInfo> ris = pm.queryIntentServices(intent, GET_META_DATA);
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ResolveInfo ri = ris.get(0);
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Object result = null;
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if (pSiVersion == 1) {
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result = pSi.invoke(null, ri, pm);
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} else if (pSiVersion == 2) {
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result = pSi.invoke(null, ri, android.os.Process.myUserHandle(), pm);
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}
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if (result != null) {
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Log.d(TAG, "Setting injection possible!");
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return true;
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}
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} catch (InvocationTargetException e) {
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Log.d(TAG, "settings injection not possible: " + e.getMessage());
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} catch (Exception e) {
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Log.w(TAG, "Can't determine if settings injection is possible", e);
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}
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return false;
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}
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}
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