984 lines
39 KiB
Java
984 lines
39 KiB
Java
/**
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* Copyright (C) 2007 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy
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* 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package com.android.settings;
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import static android.content.Intent.EXTRA_USER;
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import static android.content.Intent.EXTRA_USER_ID;
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import static android.text.format.DateUtils.FORMAT_ABBREV_MONTH;
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import static android.text.format.DateUtils.FORMAT_SHOW_DATE;
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import android.annotation.Nullable;
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import android.app.ActivityManager;
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import android.app.AppGlobals;
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import android.app.IActivityManager;
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import android.app.KeyguardManager;
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import android.app.admin.DevicePolicyManager;
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import android.content.ActivityNotFoundException;
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import android.content.ComponentName;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.IPackageManager;
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import android.content.pm.IntentFilterVerificationInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.content.pm.ResolveInfo;
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import android.content.pm.UserInfo;
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import android.content.res.Resources;
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import android.content.res.TypedArray;
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import android.database.Cursor;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.graphics.drawable.VectorDrawable;
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import android.hardware.face.FaceManager;
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import android.hardware.fingerprint.FingerprintManager;
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import android.net.ConnectivityManager;
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import android.net.LinkProperties;
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import android.net.Network;
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import android.net.wifi.WifiManager;
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import android.os.BatteryManager;
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import android.os.Bundle;
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import android.os.IBinder;
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import android.os.INetworkManagementService;
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import android.os.RemoteException;
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import android.os.ServiceManager;
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import android.os.UserHandle;
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import android.os.UserManager;
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import android.os.storage.StorageManager;
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import android.os.storage.VolumeInfo;
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import android.preference.PreferenceFrameLayout;
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import android.provider.ContactsContract.CommonDataKinds;
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import android.provider.ContactsContract.Contacts;
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import android.provider.ContactsContract.Data;
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import android.provider.ContactsContract.Profile;
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import android.provider.ContactsContract.RawContacts;
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import android.provider.Settings;
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import android.telephony.TelephonyManager;
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import android.text.Spannable;
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import android.text.SpannableString;
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import android.text.TextUtils;
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import android.text.format.DateUtils;
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import android.text.style.TtsSpan;
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import android.util.ArraySet;
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import android.util.IconDrawableFactory;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.EditText;
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import android.widget.ListView;
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import android.widget.TabWidget;
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import androidx.annotation.StringRes;
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import androidx.fragment.app.Fragment;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceGroup;
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import com.android.internal.app.UnlaunchableAppActivity;
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import com.android.internal.util.ArrayUtils;
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import com.android.internal.widget.LockPatternUtils;
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import com.android.settings.password.ChooseLockSettingsHelper;
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import java.net.InetAddress;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Locale;
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public final class Utils extends com.android.settingslib.Utils {
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private static final String TAG = "Settings";
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/**
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* Set the preference's title to the matching activity's label.
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*/
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public static final int UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY = 1;
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public static final String SETTINGS_PACKAGE_NAME = "com.android.settings";
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public static final String OS_PKG = "os";
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/**
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* Finds a matching activity for a preference's intent. If a matching
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* activity is not found, it will remove the preference.
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*
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* @param context The context.
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* @param parentPreferenceGroup The preference group that contains the
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* preference whose intent is being resolved.
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* @param preferenceKey The key of the preference whose intent is being
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* resolved.
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* @param flags 0 or one or more of
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* {@link #UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY}
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* .
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* @return Whether an activity was found. If false, the preference was
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* removed.
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*/
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public static boolean updatePreferenceToSpecificActivityOrRemove(Context context,
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PreferenceGroup parentPreferenceGroup, String preferenceKey, int flags) {
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Preference preference = parentPreferenceGroup.findPreference(preferenceKey);
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if (preference == null) {
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return false;
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}
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Intent intent = preference.getIntent();
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if (intent != null) {
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// Find the activity that is in the system image
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PackageManager pm = context.getPackageManager();
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List<ResolveInfo> list = pm.queryIntentActivities(intent, 0);
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int listSize = list.size();
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for (int i = 0; i < listSize; i++) {
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ResolveInfo resolveInfo = list.get(i);
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if ((resolveInfo.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM)
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!= 0) {
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// Replace the intent with this specific activity
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preference.setIntent(new Intent().setClassName(
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resolveInfo.activityInfo.packageName,
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resolveInfo.activityInfo.name));
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if ((flags & UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY) != 0) {
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// Set the preference title to the activity's label
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preference.setTitle(resolveInfo.loadLabel(pm));
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}
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return true;
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}
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}
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}
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// Did not find a matching activity, so remove the preference
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parentPreferenceGroup.removePreference(preference);
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return false;
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}
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/**
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* Returns the UserManager for a given context
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*
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* @throws IllegalStateException if no UserManager could be retrieved.
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*/
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public static UserManager getUserManager(Context context) {
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UserManager um = UserManager.get(context);
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if (um == null) {
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throw new IllegalStateException("Unable to load UserManager");
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}
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return um;
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}
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/**
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* Returns true if Monkey is running.
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*/
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public static boolean isMonkeyRunning() {
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return ActivityManager.isUserAMonkey();
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}
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/**
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* Returns whether the device is voice-capable (meaning, it is also a phone).
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*/
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public static boolean isVoiceCapable(Context context) {
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TelephonyManager telephony =
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(TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
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return telephony != null && telephony.isVoiceCapable();
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}
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/**
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* Returns the WIFI IP Addresses, if any, taking into account IPv4 and IPv6 style addresses.
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* @param context the application context
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* @return the formatted and newline-separated IP addresses, or null if none.
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*/
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public static String getWifiIpAddresses(Context context) {
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WifiManager wifiManager = context.getSystemService(WifiManager.class);
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Network currentNetwork = wifiManager.getCurrentNetwork();
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if (currentNetwork != null) {
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ConnectivityManager cm = (ConnectivityManager)
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context.getSystemService(Context.CONNECTIVITY_SERVICE);
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LinkProperties prop = cm.getLinkProperties(currentNetwork);
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return formatIpAddresses(prop);
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}
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return null;
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}
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private static String formatIpAddresses(LinkProperties prop) {
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if (prop == null) return null;
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Iterator<InetAddress> iter = prop.getAllAddresses().iterator();
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// If there are no entries, return null
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if (!iter.hasNext()) return null;
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// Concatenate all available addresses, comma separated
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String addresses = "";
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while (iter.hasNext()) {
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addresses += iter.next().getHostAddress();
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if (iter.hasNext()) addresses += "\n";
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}
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return addresses;
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}
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public static Locale createLocaleFromString(String localeStr) {
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// TODO: is there a better way to actually construct a locale that will match?
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// The main problem is, on top of Java specs, locale.toString() and
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// new Locale(locale.toString()).toString() do not return equal() strings in
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// many cases, because the constructor takes the only string as the language
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// code. So : new Locale("en", "US").toString() => "en_US"
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// And : new Locale("en_US").toString() => "en_us"
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if (null == localeStr)
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return Locale.getDefault();
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String[] brokenDownLocale = localeStr.split("_", 3);
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// split may not return a 0-length array.
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if (1 == brokenDownLocale.length) {
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return new Locale(brokenDownLocale[0]);
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} else if (2 == brokenDownLocale.length) {
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return new Locale(brokenDownLocale[0], brokenDownLocale[1]);
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} else {
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return new Locale(brokenDownLocale[0], brokenDownLocale[1], brokenDownLocale[2]);
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}
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}
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public static boolean isBatteryPresent(Intent batteryChangedIntent) {
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return batteryChangedIntent.getBooleanExtra(BatteryManager.EXTRA_PRESENT, true);
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}
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public static String getBatteryPercentage(Intent batteryChangedIntent) {
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return formatPercentage(getBatteryLevel(batteryChangedIntent));
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}
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/**
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* Prepare a custom preferences layout, moving padding to {@link ListView}
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* when outside scrollbars are requested. Usually used to display
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* {@link ListView} and {@link TabWidget} with correct padding.
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*/
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public static void prepareCustomPreferencesList(
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ViewGroup parent, View child, View list, boolean ignoreSidePadding) {
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final boolean movePadding = list.getScrollBarStyle() == View.SCROLLBARS_OUTSIDE_OVERLAY;
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if (movePadding) {
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final Resources res = list.getResources();
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final int paddingSide = res.getDimensionPixelSize(R.dimen.settings_side_margin);
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final int paddingBottom = res.getDimensionPixelSize(
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com.android.internal.R.dimen.preference_fragment_padding_bottom);
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if (parent instanceof PreferenceFrameLayout) {
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((PreferenceFrameLayout.LayoutParams) child.getLayoutParams()).removeBorders = true;
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final int effectivePaddingSide = ignoreSidePadding ? 0 : paddingSide;
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list.setPaddingRelative(effectivePaddingSide, 0, effectivePaddingSide, paddingBottom);
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} else {
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list.setPaddingRelative(paddingSide, 0, paddingSide, paddingBottom);
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}
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}
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}
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public static void forceCustomPadding(View view, boolean additive) {
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final Resources res = view.getResources();
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final int paddingSide = res.getDimensionPixelSize(R.dimen.settings_side_margin);
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final int paddingStart = paddingSide + (additive ? view.getPaddingStart() : 0);
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final int paddingEnd = paddingSide + (additive ? view.getPaddingEnd() : 0);
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final int paddingBottom = res.getDimensionPixelSize(
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com.android.internal.R.dimen.preference_fragment_padding_bottom);
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view.setPaddingRelative(paddingStart, 0, paddingEnd, paddingBottom);
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}
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public static String getMeProfileName(Context context, boolean full) {
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if (full) {
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return getProfileDisplayName(context);
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} else {
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return getShorterNameIfPossible(context);
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}
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}
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private static String getShorterNameIfPossible(Context context) {
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final String given = getLocalProfileGivenName(context);
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return !TextUtils.isEmpty(given) ? given : getProfileDisplayName(context);
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}
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private static String getLocalProfileGivenName(Context context) {
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final ContentResolver cr = context.getContentResolver();
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// Find the raw contact ID for the local ME profile raw contact.
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final long localRowProfileId;
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final Cursor localRawProfile = cr.query(
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Profile.CONTENT_RAW_CONTACTS_URI,
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new String[] {RawContacts._ID},
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RawContacts.ACCOUNT_TYPE + " IS NULL AND " +
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RawContacts.ACCOUNT_NAME + " IS NULL",
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null, null);
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if (localRawProfile == null) return null;
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try {
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if (!localRawProfile.moveToFirst()) {
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return null;
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}
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localRowProfileId = localRawProfile.getLong(0);
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} finally {
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localRawProfile.close();
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}
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// Find the structured name for the raw contact.
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final Cursor structuredName = cr.query(
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Profile.CONTENT_URI.buildUpon().appendPath(Contacts.Data.CONTENT_DIRECTORY).build(),
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new String[] {CommonDataKinds.StructuredName.GIVEN_NAME,
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CommonDataKinds.StructuredName.FAMILY_NAME},
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Data.RAW_CONTACT_ID + "=" + localRowProfileId,
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null, null);
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if (structuredName == null) return null;
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try {
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if (!structuredName.moveToFirst()) {
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return null;
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}
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String partialName = structuredName.getString(0);
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if (TextUtils.isEmpty(partialName)) {
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partialName = structuredName.getString(1);
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}
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return partialName;
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} finally {
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structuredName.close();
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}
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}
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private static final String getProfileDisplayName(Context context) {
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final ContentResolver cr = context.getContentResolver();
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final Cursor profile = cr.query(Profile.CONTENT_URI,
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new String[] {Profile.DISPLAY_NAME}, null, null, null);
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if (profile == null) return null;
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try {
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if (!profile.moveToFirst()) {
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return null;
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}
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return profile.getString(0);
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} finally {
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profile.close();
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}
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}
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public static boolean hasMultipleUsers(Context context) {
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return ((UserManager) context.getSystemService(Context.USER_SERVICE))
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.getUsers().size() > 1;
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}
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/**
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* Returns the managed profile of the current user or {@code null} if none is found or a profile
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* exists but it is disabled.
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*/
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public static UserHandle getManagedProfile(UserManager userManager) {
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List<UserHandle> userProfiles = userManager.getUserProfiles();
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for (UserHandle profile : userProfiles) {
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if (profile.getIdentifier() == userManager.getUserHandle()) {
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continue;
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}
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final UserInfo userInfo = userManager.getUserInfo(profile.getIdentifier());
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if (userInfo.isManagedProfile()) {
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return profile;
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}
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}
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return null;
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}
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/**
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* Returns the managed profile of the current user or {@code null} if none is found. Unlike
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* {@link #getManagedProfile} this method returns enabled and disabled managed profiles.
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*/
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public static UserHandle getManagedProfileWithDisabled(UserManager userManager) {
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// TODO: Call getManagedProfileId from here once Robolectric supports
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// API level 24 and UserManager.getProfileIdsWithDisabled can be Mocked (to avoid having
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// yet another implementation that loops over user profiles in this method). In the meantime
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// we need to use UserManager.getProfiles that is available on API 23 (the one currently
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// used for Settings Robolectric tests).
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final int myUserId = UserHandle.myUserId();
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List<UserInfo> profiles = userManager.getProfiles(myUserId);
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final int count = profiles.size();
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for (int i = 0; i < count; i++) {
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final UserInfo profile = profiles.get(i);
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if (profile.isManagedProfile()
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&& profile.getUserHandle().getIdentifier() != myUserId) {
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return profile.getUserHandle();
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}
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}
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return null;
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}
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/**
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* Retrieves the id for the given user's managed profile.
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*
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* @return the managed profile id or UserHandle.USER_NULL if there is none.
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*/
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public static int getManagedProfileId(UserManager um, int parentUserId) {
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int[] profileIds = um.getProfileIdsWithDisabled(parentUserId);
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for (int profileId : profileIds) {
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if (profileId != parentUserId) {
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return profileId;
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}
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}
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return UserHandle.USER_NULL;
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}
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/**
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* Returns the target user for a Settings activity.
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* <p>
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* User would be retrieved in this order:
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* <ul>
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* <li> If this activity is launched from other user, return that user id.
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* <li> If this is launched from the Settings app in same user, return the user contained as an
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* extra in the arguments or intent extras.
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* <li> Otherwise, return UserHandle.myUserId().
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* </ul>
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* <p>
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* Note: This is secure in the sense that it only returns a target user different to the current
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* one if the app launching this activity is the Settings app itself, running in the same user
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* or in one that is in the same profile group, or if the user id is provided by the system.
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*/
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public static UserHandle getSecureTargetUser(IBinder activityToken,
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UserManager um, @Nullable Bundle arguments, @Nullable Bundle intentExtras) {
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UserHandle currentUser = new UserHandle(UserHandle.myUserId());
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IActivityManager am = ActivityManager.getService();
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try {
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String launchedFromPackage = am.getLaunchedFromPackage(activityToken);
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boolean launchedFromSettingsApp = SETTINGS_PACKAGE_NAME.equals(launchedFromPackage);
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UserHandle launchedFromUser = new UserHandle(UserHandle.getUserId(
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am.getLaunchedFromUid(activityToken)));
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if (launchedFromUser != null && !launchedFromUser.equals(currentUser)) {
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// Check it's secure
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if (isProfileOf(um, launchedFromUser)) {
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return launchedFromUser;
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}
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}
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UserHandle extrasUser = getUserHandleFromBundle(intentExtras);
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if (extrasUser != null && !extrasUser.equals(currentUser)) {
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// Check it's secure
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if (launchedFromSettingsApp && isProfileOf(um, extrasUser)) {
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return extrasUser;
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}
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}
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UserHandle argumentsUser = getUserHandleFromBundle(arguments);
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if (argumentsUser != null && !argumentsUser.equals(currentUser)) {
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// Check it's secure
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if (launchedFromSettingsApp && isProfileOf(um, argumentsUser)) {
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return argumentsUser;
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}
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}
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} catch (RemoteException e) {
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// Should not happen
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Log.v(TAG, "Could not talk to activity manager.", e);
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}
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return currentUser;
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}
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|
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/**
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* Lookup both {@link Intent#EXTRA_USER} and {@link Intent#EXTRA_USER_ID} in the bundle
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* and return the {@link UserHandle} object. Return {@code null} if nothing is found.
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*/
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private static @Nullable UserHandle getUserHandleFromBundle(Bundle bundle) {
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if (bundle == null) {
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return null;
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}
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final UserHandle user = bundle.getParcelable(EXTRA_USER);
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if (user != null) {
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return user;
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}
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final int userId = bundle.getInt(EXTRA_USER_ID, -1);
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if (userId != -1) {
|
|
return UserHandle.of(userId);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Returns true if the user provided is in the same profiles group as the current user.
|
|
*/
|
|
private static boolean isProfileOf(UserManager um, UserHandle otherUser) {
|
|
if (um == null || otherUser == null) return false;
|
|
return (UserHandle.myUserId() == otherUser.getIdentifier())
|
|
|| um.getUserProfiles().contains(otherUser);
|
|
}
|
|
|
|
/**
|
|
* Return whether or not the user should have a SIM Cards option in Settings.
|
|
* TODO: Change back to returning true if count is greater than one after testing.
|
|
* TODO: See bug 16533525.
|
|
*/
|
|
public static boolean showSimCardTile(Context context) {
|
|
final TelephonyManager tm =
|
|
(TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
|
|
|
|
return tm.getSimCount() > 1;
|
|
}
|
|
|
|
/**
|
|
* Queries for the UserInfo of a user. Returns null if the user doesn't exist (was removed).
|
|
* @param userManager Instance of UserManager
|
|
* @param checkUser The user to check the existence of.
|
|
* @return UserInfo of the user or null for non-existent user.
|
|
*/
|
|
public static UserInfo getExistingUser(UserManager userManager, UserHandle checkUser) {
|
|
final List<UserInfo> users = userManager.getUsers(true /* excludeDying */);
|
|
final int checkUserId = checkUser.getIdentifier();
|
|
for (UserInfo user : users) {
|
|
if (user.id == checkUserId) {
|
|
return user;
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
public static View inflateCategoryHeader(LayoutInflater inflater, ViewGroup parent) {
|
|
final TypedArray a = inflater.getContext().obtainStyledAttributes(null,
|
|
com.android.internal.R.styleable.Preference,
|
|
com.android.internal.R.attr.preferenceCategoryStyle, 0);
|
|
final int resId = a.getResourceId(com.android.internal.R.styleable.Preference_layout,
|
|
0);
|
|
a.recycle();
|
|
return inflater.inflate(resId, parent, false);
|
|
}
|
|
|
|
public static ArraySet<String> getHandledDomains(PackageManager pm, String packageName) {
|
|
List<IntentFilterVerificationInfo> iviList = pm.getIntentFilterVerifications(packageName);
|
|
List<IntentFilter> filters = pm.getAllIntentFilters(packageName);
|
|
|
|
ArraySet<String> result = new ArraySet<>();
|
|
if (iviList != null && iviList.size() > 0) {
|
|
for (IntentFilterVerificationInfo ivi : iviList) {
|
|
for (String host : ivi.getDomains()) {
|
|
result.add(host);
|
|
}
|
|
}
|
|
}
|
|
if (filters != null && filters.size() > 0) {
|
|
for (IntentFilter filter : filters) {
|
|
if (filter.hasCategory(Intent.CATEGORY_BROWSABLE)
|
|
&& (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) ||
|
|
filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) {
|
|
result.addAll(filter.getHostsList());
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* Returns the application info of the currently installed MDM package.
|
|
*/
|
|
public static ApplicationInfo getAdminApplicationInfo(Context context, int profileId) {
|
|
DevicePolicyManager dpm =
|
|
(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
|
|
ComponentName mdmPackage = dpm.getProfileOwnerAsUser(profileId);
|
|
if (mdmPackage == null) {
|
|
return null;
|
|
}
|
|
String mdmPackageName = mdmPackage.getPackageName();
|
|
try {
|
|
IPackageManager ipm = AppGlobals.getPackageManager();
|
|
ApplicationInfo mdmApplicationInfo =
|
|
ipm.getApplicationInfo(mdmPackageName, 0, profileId);
|
|
return mdmApplicationInfo;
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Error while retrieving application info for package " + mdmPackageName
|
|
+ ", userId " + profileId, e);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public static boolean isBandwidthControlEnabled() {
|
|
final INetworkManagementService netManager = INetworkManagementService.Stub
|
|
.asInterface(ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE));
|
|
try {
|
|
return netManager.isBandwidthControlEnabled();
|
|
} catch (RemoteException e) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns an accessible SpannableString.
|
|
* @param displayText the text to display
|
|
* @param accessibileText the text text-to-speech engines should read
|
|
*/
|
|
public static SpannableString createAccessibleSequence(CharSequence displayText,
|
|
String accessibileText) {
|
|
SpannableString str = new SpannableString(displayText);
|
|
str.setSpan(new TtsSpan.TextBuilder(accessibileText).build(), 0,
|
|
displayText.length(),
|
|
Spannable.SPAN_INCLUSIVE_INCLUSIVE);
|
|
return str;
|
|
}
|
|
|
|
/**
|
|
* Returns the user id present in the bundle with
|
|
* {@link Intent#EXTRA_USER_ID} if it belongs to the current user.
|
|
*
|
|
* @throws SecurityException if the given userId does not belong to the
|
|
* current user group.
|
|
*/
|
|
public static int getUserIdFromBundle(Context context, Bundle bundle) {
|
|
return getUserIdFromBundle(context, bundle, false);
|
|
}
|
|
|
|
/**
|
|
* Returns the user id present in the bundle with
|
|
* {@link Intent#EXTRA_USER_ID} if it belongs to the current user.
|
|
*
|
|
* @param isInternal indicating if the caller is "internal" to the system,
|
|
* meaning we're willing to trust extras like
|
|
* {@link ChooseLockSettingsHelper#EXTRA_ALLOW_ANY_USER}.
|
|
* @throws SecurityException if the given userId does not belong to the
|
|
* current user group.
|
|
*/
|
|
public static int getUserIdFromBundle(Context context, Bundle bundle, boolean isInternal) {
|
|
if (bundle == null) {
|
|
return getCredentialOwnerUserId(context);
|
|
}
|
|
final boolean allowAnyUser = isInternal
|
|
&& bundle.getBoolean(ChooseLockSettingsHelper.EXTRA_ALLOW_ANY_USER, false);
|
|
int userId = bundle.getInt(Intent.EXTRA_USER_ID, UserHandle.myUserId());
|
|
if (userId == LockPatternUtils.USER_FRP) {
|
|
return allowAnyUser ? userId : enforceSystemUser(context, userId);
|
|
} else {
|
|
return allowAnyUser ? userId : enforceSameOwner(context, userId);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the given user id if the current user is the system user.
|
|
*
|
|
* @throws SecurityException if the current user is not the system user.
|
|
*/
|
|
public static int enforceSystemUser(Context context, int userId) {
|
|
if (UserHandle.myUserId() == UserHandle.USER_SYSTEM) {
|
|
return userId;
|
|
}
|
|
throw new SecurityException("Given user id " + userId + " must only be used from "
|
|
+ "USER_SYSTEM, but current user is " + UserHandle.myUserId());
|
|
}
|
|
|
|
/**
|
|
* Returns the given user id if it belongs to the current user.
|
|
*
|
|
* @throws SecurityException if the given userId does not belong to the current user group.
|
|
*/
|
|
public static int enforceSameOwner(Context context, int userId) {
|
|
final UserManager um = getUserManager(context);
|
|
final int[] profileIds = um.getProfileIdsWithDisabled(UserHandle.myUserId());
|
|
if (ArrayUtils.contains(profileIds, userId)) {
|
|
return userId;
|
|
}
|
|
throw new SecurityException("Given user id " + userId + " does not belong to user "
|
|
+ UserHandle.myUserId());
|
|
}
|
|
|
|
/**
|
|
* Returns the effective credential owner of the calling user.
|
|
*/
|
|
public static int getCredentialOwnerUserId(Context context) {
|
|
return getCredentialOwnerUserId(context, UserHandle.myUserId());
|
|
}
|
|
|
|
/**
|
|
* Returns the user id of the credential owner of the given user id.
|
|
*/
|
|
public static int getCredentialOwnerUserId(Context context, int userId) {
|
|
UserManager um = getUserManager(context);
|
|
return um.getCredentialOwnerProfile(userId);
|
|
}
|
|
|
|
private static final StringBuilder sBuilder = new StringBuilder(50);
|
|
private static final java.util.Formatter sFormatter = new java.util.Formatter(
|
|
sBuilder, Locale.getDefault());
|
|
|
|
public static String formatDateRange(Context context, long start, long end) {
|
|
final int flags = FORMAT_SHOW_DATE | FORMAT_ABBREV_MONTH;
|
|
|
|
synchronized (sBuilder) {
|
|
sBuilder.setLength(0);
|
|
return DateUtils.formatDateRange(context, sFormatter, start, end, flags, null)
|
|
.toString();
|
|
}
|
|
}
|
|
|
|
public static boolean isDeviceProvisioned(Context context) {
|
|
return Settings.Global.getInt(context.getContentResolver(),
|
|
Settings.Global.DEVICE_PROVISIONED, 0) != 0;
|
|
}
|
|
|
|
public static boolean startQuietModeDialogIfNecessary(Context context, UserManager um,
|
|
int userId) {
|
|
if (um.isQuietModeEnabled(UserHandle.of(userId))) {
|
|
final Intent intent = UnlaunchableAppActivity.createInQuietModeDialogIntent(userId);
|
|
context.startActivity(intent);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public static boolean unlockWorkProfileIfNecessary(Context context, int userId) {
|
|
try {
|
|
if (!ActivityManager.getService().isUserRunning(userId,
|
|
ActivityManager.FLAG_AND_LOCKED)) {
|
|
return false;
|
|
}
|
|
} catch (RemoteException e) {
|
|
return false;
|
|
}
|
|
if (!(new LockPatternUtils(context)).isSecure(userId)) {
|
|
return false;
|
|
}
|
|
return confirmWorkProfileCredentials(context, userId);
|
|
}
|
|
|
|
private static boolean confirmWorkProfileCredentials(Context context, int userId) {
|
|
final KeyguardManager km = (KeyguardManager) context.getSystemService(
|
|
Context.KEYGUARD_SERVICE);
|
|
final Intent unlockIntent = km.createConfirmDeviceCredentialIntent(null, null, userId);
|
|
if (unlockIntent != null) {
|
|
context.startActivity(unlockIntent);
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public static CharSequence getApplicationLabel(Context context, String packageName) {
|
|
try {
|
|
final ApplicationInfo appInfo = context.getPackageManager().getApplicationInfo(
|
|
packageName,
|
|
PackageManager.MATCH_DISABLED_COMPONENTS
|
|
| PackageManager.MATCH_ANY_USER);
|
|
return appInfo.loadLabel(context.getPackageManager());
|
|
} catch (PackageManager.NameNotFoundException e) {
|
|
Log.w(TAG, "Unable to find info for package: " + packageName);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
public static boolean isPackageDirectBootAware(Context context, String packageName) {
|
|
try {
|
|
final ApplicationInfo ai = context.getPackageManager().getApplicationInfo(
|
|
packageName, 0);
|
|
return ai.isDirectBootAware() || ai.isPartiallyDirectBootAware();
|
|
} catch (NameNotFoundException ignored) {
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Returns a context created from the given context for the given user, or null if it fails
|
|
*/
|
|
public static Context createPackageContextAsUser(Context context, int userId) {
|
|
try {
|
|
return context.createPackageContextAsUser(
|
|
context.getPackageName(), 0 /* flags */, UserHandle.of(userId));
|
|
} catch (PackageManager.NameNotFoundException e) {
|
|
Log.e(TAG, "Failed to create user context", e);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
public static FingerprintManager getFingerprintManagerOrNull(Context context) {
|
|
if (context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_FINGERPRINT)) {
|
|
return (FingerprintManager) context.getSystemService(Context.FINGERPRINT_SERVICE);
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public static boolean hasFingerprintHardware(Context context) {
|
|
FingerprintManager fingerprintManager = getFingerprintManagerOrNull(context);
|
|
return fingerprintManager != null && fingerprintManager.isHardwareDetected();
|
|
}
|
|
|
|
public static FaceManager getFaceManagerOrNull(Context context) {
|
|
if (context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_FACE)) {
|
|
return (FaceManager) context.getSystemService(Context.FACE_SERVICE);
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public static boolean hasFaceHardware(Context context) {
|
|
FaceManager faceManager = getFaceManagerOrNull(context);
|
|
return faceManager != null && faceManager.isHardwareDetected();
|
|
}
|
|
|
|
/**
|
|
* Launches an intent which may optionally have a user id defined.
|
|
* @param fragment Fragment to use to launch the activity.
|
|
* @param intent Intent to launch.
|
|
*/
|
|
public static void launchIntent(Fragment fragment, Intent intent) {
|
|
try {
|
|
final int userId = intent.getIntExtra(Intent.EXTRA_USER_ID, -1);
|
|
|
|
if (userId == -1) {
|
|
fragment.startActivity(intent);
|
|
} else {
|
|
fragment.getActivity().startActivityAsUser(intent, new UserHandle(userId));
|
|
}
|
|
} catch (ActivityNotFoundException e) {
|
|
Log.w(TAG, "No activity found for " + intent);
|
|
}
|
|
}
|
|
|
|
public static boolean isDemoUser(Context context) {
|
|
return UserManager.isDeviceInDemoMode(context) && getUserManager(context).isDemoUser();
|
|
}
|
|
|
|
public static ComponentName getDeviceOwnerComponent(Context context) {
|
|
final DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(
|
|
Context.DEVICE_POLICY_SERVICE);
|
|
return dpm.getDeviceOwnerComponentOnAnyUser();
|
|
}
|
|
|
|
/**
|
|
* Returns if a given user is a profile of another user.
|
|
* @param user The user whose profiles wibe checked.
|
|
* @param profile The (potential) profile.
|
|
* @return if the profile is actually a profile
|
|
*/
|
|
public static boolean isProfileOf(UserInfo user, UserInfo profile) {
|
|
return user.id == profile.id ||
|
|
(user.profileGroupId != UserInfo.NO_PROFILE_GROUP_ID
|
|
&& user.profileGroupId == profile.profileGroupId);
|
|
}
|
|
|
|
/**
|
|
* Tries to initalize a volume with the given bundle. If it is a valid, private, and readable
|
|
* {@link VolumeInfo}, it is returned. If it is not valid, null is returned.
|
|
*/
|
|
@Nullable
|
|
public static VolumeInfo maybeInitializeVolume(StorageManager sm, Bundle bundle) {
|
|
final String volumeId = bundle.getString(VolumeInfo.EXTRA_VOLUME_ID,
|
|
VolumeInfo.ID_PRIVATE_INTERNAL);
|
|
VolumeInfo volume = sm.findVolumeById(volumeId);
|
|
return isVolumeValid(volume) ? volume : null;
|
|
}
|
|
|
|
/**
|
|
* Return {@code true} if the supplied package is device owner or profile owner of at
|
|
* least one user.
|
|
* @param userManager used to get profile owner app for each user
|
|
* @param devicePolicyManager used to check whether it is device owner app
|
|
* @param packageName package to check about
|
|
*/
|
|
public static boolean isProfileOrDeviceOwner(UserManager userManager,
|
|
DevicePolicyManager devicePolicyManager, String packageName) {
|
|
List<UserInfo> userInfos = userManager.getUsers();
|
|
if (devicePolicyManager.isDeviceOwnerAppOnAnyUser(packageName)) {
|
|
return true;
|
|
}
|
|
for (int i = 0, size = userInfos.size(); i < size; i++) {
|
|
ComponentName cn = devicePolicyManager.getProfileOwnerAsUser(userInfos.get(i).id);
|
|
if (cn != null && cn.getPackageName().equals(packageName)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Return the resource id to represent the install status for an app
|
|
*/
|
|
@StringRes
|
|
public static int getInstallationStatus(ApplicationInfo info) {
|
|
if ((info.flags & ApplicationInfo.FLAG_INSTALLED) == 0) {
|
|
return R.string.not_installed;
|
|
}
|
|
return info.enabled ? R.string.installed : R.string.disabled;
|
|
}
|
|
|
|
private static boolean isVolumeValid(VolumeInfo volume) {
|
|
return (volume != null) && (volume.getType() == VolumeInfo.TYPE_PRIVATE)
|
|
&& volume.isMountedReadable();
|
|
}
|
|
|
|
public static void setEditTextCursorPosition(EditText editText) {
|
|
editText.setSelection(editText.getText().length());
|
|
}
|
|
|
|
/**
|
|
* Sets the preference icon with a drawable that is scaled down to to avoid crashing Settings if
|
|
* it's too big.
|
|
*/
|
|
public static void setSafeIcon(Preference pref, Drawable icon) {
|
|
Drawable safeIcon = icon;
|
|
if ((icon != null) && !(icon instanceof VectorDrawable)) {
|
|
safeIcon = getSafeDrawable(icon, 500, 500);
|
|
}
|
|
pref.setIcon(safeIcon);
|
|
}
|
|
|
|
/**
|
|
* Gets a drawable with a limited size to avoid crashing Settings if it's too big.
|
|
*
|
|
* @param original original drawable, typically an app icon.
|
|
* @param maxWidth maximum width, in pixels.
|
|
* @param maxHeight maximum height, in pixels.
|
|
*/
|
|
public static Drawable getSafeDrawable(Drawable original, int maxWidth, int maxHeight) {
|
|
final int actualWidth = original.getMinimumWidth();
|
|
final int actualHeight = original.getMinimumHeight();
|
|
|
|
if (actualWidth <= maxWidth && actualHeight <= maxHeight) {
|
|
return original;
|
|
}
|
|
|
|
float scaleWidth = ((float) maxWidth) / actualWidth;
|
|
float scaleHeight = ((float) maxHeight) / actualHeight;
|
|
float scale = Math.min(scaleWidth, scaleHeight);
|
|
final int width = (int) (actualWidth * scale);
|
|
final int height = (int) (actualHeight * scale);
|
|
|
|
final Bitmap bitmap;
|
|
if (original instanceof BitmapDrawable) {
|
|
bitmap = Bitmap.createScaledBitmap(((BitmapDrawable) original).getBitmap(), width,
|
|
height, false);
|
|
} else {
|
|
bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
|
|
final Canvas canvas = new Canvas(bitmap);
|
|
original.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
|
|
original.draw(canvas);
|
|
}
|
|
return new BitmapDrawable(null, bitmap);
|
|
}
|
|
|
|
/**
|
|
* Get the {@link Drawable} that represents the app icon
|
|
*/
|
|
public static Drawable getBadgedIcon(IconDrawableFactory iconDrawableFactory,
|
|
PackageManager packageManager, String packageName, int userId) {
|
|
try {
|
|
final ApplicationInfo appInfo = packageManager.getApplicationInfoAsUser(
|
|
packageName, PackageManager.GET_META_DATA, userId);
|
|
return iconDrawableFactory.getBadgedIcon(appInfo, userId);
|
|
} catch (PackageManager.NameNotFoundException e) {
|
|
return packageManager.getDefaultActivityIcon();
|
|
}
|
|
}
|
|
|
|
/** Returns true if the current package is installed & enabled. */
|
|
public static boolean isPackageEnabled(Context context, String packageName) {
|
|
try {
|
|
return context.getPackageManager().getApplicationInfo(packageName, 0).enabled;
|
|
} catch (Exception e) {
|
|
Log.e(TAG, "Error while retrieving application info for package " + packageName, e);
|
|
}
|
|
return false;
|
|
}
|
|
}
|