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/*
* Copyright (c) 2018 Livio, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following
* disclaimer in the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of the Livio Inc. nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.smartdevicelink.util;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.pm.ResolveInfo;
import android.content.pm.ServiceInfo;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.BatteryManager;
import com.smartdevicelink.transport.TransportConstants;
import java.io.BufferedInputStream;
import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
public class AndroidTools {
/**
* Check to see if a component is exported
*
* @param context object used to retrieve the package manager
* @param name of the component in question
* @return true if this component is tagged as exported
*/
public static boolean isServiceExported(Context context, ComponentName name) {
try {
ServiceInfo serviceInfo = context.getPackageManager().getServiceInfo(name, PackageManager.GET_META_DATA);
return serviceInfo.exported;
} catch (NameNotFoundException e) {
e.printStackTrace();
}
return false;
}
/**
* Get all SDL enabled apps. If the package name is null, it will return all apps. However, if the package name is included, the
* resulting hash map will not include the app with that package name.
*
* @param context a context object used to get an instance of the package manager
* @param myPackageName the package of the requesting app. This should only be included if the app wants to exclude itself from the map
* @return a hash map of SDL apps with the package name as the key, and the ResolveInfo as the value
*/
public static HashMap<String, ResolveInfo> getSdlEnabledApps(Context context, String myPackageName) {
Intent intent = new Intent(TransportConstants.START_ROUTER_SERVICE_ACTION);
List<ResolveInfo> infos = context.getPackageManager().queryBroadcastReceivers(intent, 0);
HashMap<String, ResolveInfo> sdlMultiList = new HashMap<>();
for (ResolveInfo info : infos) {
if (info.activityInfo.applicationInfo.packageName.equals(myPackageName)) {
continue; //Ignoring my own package
}
sdlMultiList.put(info.activityInfo.packageName, info);
}
return sdlMultiList;
}
/**
* Finds all SDL apps via their SdlRouterService manifest entry. It will return the metadata associated with that router service.
*
* @param context a context instance to obtain the package manager
* @param comparator the Comparator to sort the resulting list. If null is supplied, they will be returned as they are from the system
* @return the sorted list of SdlAppInfo objects that represent SDL apps
*/
public static List<SdlAppInfo> querySdlAppInfo(Context context, Comparator<SdlAppInfo> comparator) {
List<SdlAppInfo> sdlAppInfoList = new ArrayList<>();
Intent intent = new Intent(TransportConstants.ROUTER_SERVICE_ACTION);
List<ResolveInfo> resolveInfoList = context.getPackageManager().queryIntentServices(intent, PackageManager.GET_META_DATA);
if (resolveInfoList != null && resolveInfoList.size() > 0) {
PackageManager packageManager = context.getPackageManager();
if (packageManager != null) {
for (ResolveInfo info : resolveInfoList) {
PackageInfo packageInfo;
try {
packageInfo = packageManager.getPackageInfo(info.serviceInfo.packageName, 0);
sdlAppInfoList.add(new SdlAppInfo(info, packageInfo));
} catch (NameNotFoundException e) {
//Package was not found, likely a sign the resolve info can't be trusted.
}
}
}
if (comparator != null) {
Collections.sort(sdlAppInfoList, comparator);
}
}
return sdlAppInfoList;
}
/**
* Sends the provided intent to the specified destinations making it an explicit intent, rather
* than an implicit intent. A direct replacement of sendBroadcast(Intent). As of Android 8.0
* (API 26+) implicit broadcasts are no longer sent to broadcast receivers that are declared via
* the AndroidManifest. If no apps are found to receive the intent, this method will send the
* broadcast implicitly if no list of apps is provided.
*
* @param intent - the intent to send explicitly
* @param apps - the list of apps that this broadcast will be sent to. If null is passed in
* the intent will be sent to all apps that match the provided intent via a query
* to the package manager; it will also be sent implicitly to mimic
* sendBroadcast()'s original functionality.
*/
public static void sendExplicitBroadcast(Context context, Intent intent, List<ResolveInfo> apps) {
if (context == null || intent == null) {
return;
}
if (apps == null) {
apps = context.getPackageManager().queryBroadcastReceivers(intent, 0);
}
if (apps != null && apps.size() > 0) {
for (ResolveInfo app : apps) {
try {
intent.setClassName(app.activityInfo.applicationInfo.packageName, app.activityInfo.name);
context.sendBroadcast(intent);
} catch (Exception e) {
//In case there is missing info in the app reference we want to keep moving
}
}
} else {
// fallback to implicit broadcast if we cannot resolve apps info.
context.sendBroadcast(intent);
}
}
/**
* Checks if the usb cable is physically connected or not
* Note: the intent here is a sticky intent so registerReceiver is actually a synchronous call and doesn't register a receiver on each call
*
* @param context a context instance
* @return boolean value that represents whether the usb cable is physically connected or not
*/
public static boolean isUSBCableConnected(Context context) {
Intent intent = context.registerReceiver(null, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
if (intent == null) {
return false;
}
int plugged = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1);
return plugged == BatteryManager.BATTERY_PLUGGED_AC || plugged == BatteryManager.BATTERY_PLUGGED_USB;
}
public static Bitmap downloadImage(String urlStr) throws IOException {
URL url = new URL(urlStr);
URLConnection connection = url.openConnection();
BufferedInputStream bis = new BufferedInputStream(connection.getInputStream());
Bitmap result = BitmapFactory.decodeStream(bis);
bis.close();
return result;
}
public static boolean isDebugMode(Context context) {
if (context != null && context.getApplicationInfo() != null) {
return 0 != (context.getApplicationInfo().flags & ApplicationInfo.FLAG_DEBUGGABLE);
}
return false;
}
}
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