1 /* 2 * Copyright (C) 2015 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 17 package com.android.contacts.activities; 18 19 import android.Manifest.permission; 20 import android.app.Activity; 21 import android.content.Context; 22 import android.content.Intent; 23 import android.content.pm.PackageManager; 24 import android.support.v4.content.LocalBroadcastManager; 25 import android.widget.Toast; 26 27 import com.android.contacts.R; 28 29 import java.util.ArrayList; 30 import java.util.List; 31 32 /** 33 * Activity that requests permissions needed for activities exported from Contacts. 34 */ 35 public class RequestPermissionsActivity extends RequestPermissionsActivityBase { 36 37 public static final String BROADCAST_PERMISSIONS_GRANTED = "broadcastPermissionsGranted"; 38 39 private static String[] sRequiredPermissions; 40 41 @Override getPermissions()42 protected String[] getPermissions() { 43 return getPermissions(getPackageManager()); 44 } 45 46 /** 47 * Method to check if the required permissions are given. 48 */ hasRequiredPermissions(Context context)49 public static boolean hasRequiredPermissions(Context context) { 50 return hasPermissions(context, getPermissions(context.getPackageManager())); 51 } 52 startPermissionActivityIfNeeded(Activity activity)53 public static boolean startPermissionActivityIfNeeded(Activity activity) { 54 return startPermissionActivity(activity, 55 getPermissions(activity.getPackageManager()), 56 RequestPermissionsActivity.class); 57 } 58 getPermissions(PackageManager packageManager)59 private static String[] getPermissions(PackageManager packageManager) { 60 if (sRequiredPermissions == null) { 61 final List<String> permissions = new ArrayList<>(); 62 // Contacts group 63 permissions.add(permission.GET_ACCOUNTS); 64 permissions.add(permission.READ_CONTACTS); 65 permissions.add(permission.WRITE_CONTACTS); 66 67 if (packageManager.hasSystemFeature(PackageManager.FEATURE_TELEPHONY)) { 68 // Phone group 69 // These are only used in a few places such as QuickContactActivity and 70 // ImportExportDialogFragment. We work around missing this permission when 71 // telephony is not available on the device (i.e. on tablets). 72 permissions.add(permission.CALL_PHONE); 73 permissions.add(permission.READ_CALL_LOG); 74 permissions.add(permission.READ_PHONE_STATE); 75 } 76 sRequiredPermissions = permissions.toArray(new String[0]); 77 } 78 return sRequiredPermissions; 79 } 80 81 @Override onRequestPermissionsResult( int requestCode, String permissions[], int[] grantResults)82 public void onRequestPermissionsResult( 83 int requestCode, String permissions[], int[] grantResults) { 84 if (permissions != null && permissions.length > 0 85 && isAllGranted(permissions, grantResults)) { 86 mPreviousActivityIntent.setFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION); 87 if (mIsCallerSelf) { 88 startActivityForResult(mPreviousActivityIntent, 0); 89 } else { 90 startActivity(mPreviousActivityIntent); 91 } 92 finish(); 93 overridePendingTransition(0, 0); 94 95 LocalBroadcastManager.getInstance(this).sendBroadcast( 96 new Intent(BROADCAST_PERMISSIONS_GRANTED)); 97 } else { 98 Toast.makeText(this, R.string.missing_required_permission, Toast.LENGTH_SHORT).show(); 99 finish(); 100 } 101 } 102 } 103