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/*
* Copyright (C) 2015 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.settingslib.applications;
import android.app.Application;
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.ResolveInfo;
import android.hardware.usb.IUsbManager;
import android.net.Uri;
import android.os.Environment;
import android.os.RemoteException;
import android.os.SystemProperties;
import android.os.UserHandle;
import android.text.TextUtils;
import android.util.Log;
import com.android.settingslib.R;
import com.android.settingslib.applications.instantapps.InstantAppDataProvider;
import java.util.ArrayList;
import java.util.List;
public class AppUtils {
private static final String TAG = "AppUtils";
/**
* This should normally only be set in robolectric tests, to avoid getting a method not found
* exception when calling the isInstantApp method of the ApplicationInfo class, because
* robolectric does not yet have an implementation of it.
*/
private static InstantAppDataProvider sInstantAppDataProvider = null;
private static final Intent sBrowserIntent;
static {
sBrowserIntent = new Intent()
.setAction(Intent.ACTION_VIEW)
.addCategory(Intent.CATEGORY_BROWSABLE)
.setData(Uri.parse("http:"));
}
public static CharSequence getLaunchByDefaultSummary(ApplicationsState.AppEntry appEntry,
IUsbManager usbManager, PackageManager pm, Context context) {
String packageName = appEntry.info.packageName;
boolean hasPreferred = hasPreferredActivities(pm, packageName)
|| hasUsbDefaults(usbManager, packageName);
int status = pm.getIntentVerificationStatusAsUser(packageName, UserHandle.myUserId());
// consider a visible current link-handling state to be any explicitly designated behavior
boolean hasDomainURLsPreference =
status != PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED;
return context.getString(hasPreferred || hasDomainURLsPreference
? R.string.launch_defaults_some
: R.string.launch_defaults_none);
}
public static boolean hasUsbDefaults(IUsbManager usbManager, String packageName) {
try {
if (usbManager != null) {
return usbManager.hasDefaults(packageName, UserHandle.myUserId());
}
} catch (RemoteException e) {
Log.e(TAG, "mUsbManager.hasDefaults", e);
}
return false;
}
public static boolean hasPreferredActivities(PackageManager pm, String packageName) {
// Get list of preferred activities
List<ComponentName> prefActList = new ArrayList<>();
// Intent list cannot be null. so pass empty list
List<IntentFilter> intentList = new ArrayList<>();
pm.getPreferredActivities(intentList, prefActList, packageName);
Log.d(TAG, "Have " + prefActList.size() + " number of activities in preferred list");
return prefActList.size() > 0;
}
/**
* Returns a boolean indicating whether the given package should be considered an instant app
*/
public static boolean isInstant(ApplicationInfo info) {
if (sInstantAppDataProvider != null) {
if (sInstantAppDataProvider.isInstantApp(info)) {
return true;
}
} else if (info.isInstantApp()) {
return true;
}
// For debugging/testing, we support setting the following property to a comma-separated
// list of search terms (typically, but not necessarily, full package names) to match
// against the package names of the app.
String propVal = SystemProperties.get("settingsdebug.instant.packages");
if (propVal != null && !propVal.isEmpty() && info.packageName != null) {
String[] searchTerms = propVal.split(",");
if (searchTerms != null) {
for (String term : searchTerms) {
if (info.packageName.contains(term)) {
return true;
}
}
}
}
return false;
}
/** Returns the label for a given package. */
public static CharSequence getApplicationLabel(
PackageManager packageManager, String packageName) {
return com.android.settingslib.utils.applications.AppUtils
.getApplicationLabel(packageManager, packageName);
}
/**
* Returns a boolean indicating whether the given package is a hidden system module
*/
public static boolean isHiddenSystemModule(Context context, String packageName) {
return ApplicationsState.getInstance((Application) context.getApplicationContext())
.isHiddenModule(packageName);
}
/**
* Returns a boolean indicating whether a given package is a system module.
*/
public static boolean isSystemModule(Context context, String packageName) {
return ApplicationsState.getInstance((Application) context.getApplicationContext())
.isSystemModule(packageName);
}
/**
* Returns a boolean indicating whether a given package is a mainline module.
*/
public static boolean isMainlineModule(PackageManager pm, String packageName) {
// Check if the package is listed among the system modules.
try {
pm.getModuleInfo(packageName, 0 /* flags */);
return true;
} catch (PackageManager.NameNotFoundException e) {
//pass
}
try {
final PackageInfo pkg = pm.getPackageInfo(packageName, 0 /* flags */);
// Check if the package is contained in an APEX. There is no public API to properly
// check whether a given APK package comes from an APEX registered as module.
// Therefore we conservatively assume that any package scanned from an /apex path is
// a system package.
return pkg.applicationInfo.sourceDir.startsWith(
Environment.getApexDirectory().getAbsolutePath());
} catch (PackageManager.NameNotFoundException e) {
return false;
}
}
/**
* Returns a content description of an app name which distinguishes a personal app from a
* work app for accessibility purpose.
* If the app is in a work profile, then add a "work" prefix to the app name.
*/
public static String getAppContentDescription(Context context, String packageName,
int userId) {
return com.android.settingslib.utils.applications.AppUtils.getAppContentDescription(context,
packageName, userId);
}
/**
* Returns a boolean indicating whether a given package is a browser app.
*
* An app is a "browser" if it has an activity resolution that wound up
* marked with the 'handleAllWebDataURI' flag.
*/
public static boolean isBrowserApp(Context context, String packageName, int userId) {
sBrowserIntent.setPackage(packageName);
final List<ResolveInfo> list = context.getPackageManager().queryIntentActivitiesAsUser(
sBrowserIntent, PackageManager.MATCH_ALL, userId);
for (ResolveInfo info : list) {
if (info.activityInfo != null && info.handleAllWebDataURI) {
return true;
}
}
return false;
}
/**
* Returns a boolean indicating whether a given package is a default browser.
*
* @param packageName a given package.
* @return true if the given package is default browser.
*/
public static boolean isDefaultBrowser(Context context, String packageName) {
final String defaultBrowserPackage =
context.getPackageManager().getDefaultBrowserPackageNameAsUser(
UserHandle.myUserId());
return TextUtils.equals(packageName, defaultBrowserPackage);
}
}
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