1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.tv.common.util; 17 18 import android.content.Context; 19 import android.content.pm.PackageManager; 20 21 /** Util class to handle permissions. */ 22 public class PermissionUtils { 23 /** Permission to read the TV listings. */ 24 public static final String PERMISSION_READ_TV_LISTINGS = "android.permission.READ_TV_LISTINGS"; 25 26 private static Boolean sHasAccessAllEpgPermission; 27 private static Boolean sHasAccessWatchedHistoryPermission; 28 private static Boolean sHasModifyParentalControlsPermission; 29 hasAccessAllEpg(Context context)30 public static boolean hasAccessAllEpg(Context context) { 31 if (sHasAccessAllEpgPermission == null) { 32 sHasAccessAllEpgPermission = 33 context.checkSelfPermission( 34 "com.android.providers.tv.permission.ACCESS_ALL_EPG_DATA") 35 == PackageManager.PERMISSION_GRANTED; 36 } 37 return sHasAccessAllEpgPermission; 38 } 39 hasAccessWatchedHistory(Context context)40 public static boolean hasAccessWatchedHistory(Context context) { 41 if (sHasAccessWatchedHistoryPermission == null) { 42 sHasAccessWatchedHistoryPermission = 43 context.checkSelfPermission( 44 "com.android.providers.tv.permission.ACCESS_WATCHED_PROGRAMS") 45 == PackageManager.PERMISSION_GRANTED; 46 } 47 return sHasAccessWatchedHistoryPermission; 48 } 49 hasModifyParentalControls(Context context)50 public static boolean hasModifyParentalControls(Context context) { 51 if (sHasModifyParentalControlsPermission == null) { 52 sHasModifyParentalControlsPermission = 53 context.checkSelfPermission("android.permission.MODIFY_PARENTAL_CONTROLS") 54 == PackageManager.PERMISSION_GRANTED; 55 } 56 return sHasModifyParentalControlsPermission; 57 } 58 hasReadTvListings(Context context)59 public static boolean hasReadTvListings(Context context) { 60 return context.checkSelfPermission(PERMISSION_READ_TV_LISTINGS) 61 == PackageManager.PERMISSION_GRANTED; 62 } 63 hasInternet(Context context)64 public static boolean hasInternet(Context context) { 65 return context.checkSelfPermission("android.permission.INTERNET") 66 == PackageManager.PERMISSION_GRANTED; 67 } 68 hasWriteExternalStorage(Context context)69 public static boolean hasWriteExternalStorage(Context context) { 70 return context.checkSelfPermission("android.permission.WRITE_EXTERNAL_STORAGE") 71 == PackageManager.PERMISSION_GRANTED; 72 } 73 } 74