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 17 package com.android.settings.deviceinfo.firmwareversion; 18 19 import android.content.Context; 20 import android.content.Intent; 21 import android.os.Build; 22 import android.os.SystemClock; 23 import android.os.UserHandle; 24 import android.os.UserManager; 25 import android.support.annotation.VisibleForTesting; 26 import android.util.Log; 27 import android.view.View; 28 29 import com.android.settings.R; 30 import com.android.settingslib.RestrictedLockUtils; 31 32 public class FirmwareVersionDialogController implements View.OnClickListener { 33 34 private static final String TAG = "firmwareDialogCtrl"; 35 private static final int DELAY_TIMER_MILLIS = 500; 36 private static final int ACTIVITY_TRIGGER_COUNT = 3; 37 38 @VisibleForTesting 39 static final int FIRMWARE_VERSION_VALUE_ID = R.id.firmware_version_value; 40 @VisibleForTesting 41 static final int FIRMWARE_VERSION_LABEL_ID = R.id.firmware_version_label; 42 43 private final FirmwareVersionDialogFragment mDialog; 44 private final Context mContext; 45 private final UserManager mUserManager; 46 private final long[] mHits = new long[ACTIVITY_TRIGGER_COUNT]; 47 48 private RestrictedLockUtils.EnforcedAdmin mFunDisallowedAdmin; 49 private boolean mFunDisallowedBySystem; 50 FirmwareVersionDialogController(FirmwareVersionDialogFragment dialog)51 public FirmwareVersionDialogController(FirmwareVersionDialogFragment dialog) { 52 mDialog = dialog; 53 mContext = dialog.getContext(); 54 mUserManager = (UserManager) mContext.getSystemService(Context.USER_SERVICE); 55 } 56 57 @Override onClick(View v)58 public void onClick(View v) { 59 arrayCopy(); 60 mHits[mHits.length - 1] = SystemClock.uptimeMillis(); 61 if (mHits[0] >= (SystemClock.uptimeMillis() - DELAY_TIMER_MILLIS)) { 62 if (mUserManager.hasUserRestriction(UserManager.DISALLOW_FUN)) { 63 if (mFunDisallowedAdmin != null && !mFunDisallowedBySystem) { 64 RestrictedLockUtils.sendShowAdminSupportDetailsIntent(mContext, 65 mFunDisallowedAdmin); 66 } 67 Log.d(TAG, "Sorry, no fun for you!"); 68 return; 69 } 70 71 final Intent intent = new Intent(Intent.ACTION_MAIN) 72 .setClassName( 73 "android", com.android.internal.app.PlatLogoActivity.class.getName()); 74 try { 75 mContext.startActivity(intent); 76 } catch (Exception e) { 77 Log.e(TAG, "Unable to start activity " + intent.toString()); 78 } 79 } 80 } 81 82 /** 83 * Populates the Android version field in the dialog and registers click listeners. 84 */ initialize()85 public void initialize() { 86 initializeAdminPermissions(); 87 registerClickListeners(); 88 89 mDialog.setText(FIRMWARE_VERSION_VALUE_ID, Build.VERSION.RELEASE); 90 } 91 registerClickListeners()92 private void registerClickListeners() { 93 mDialog.registerClickListener(FIRMWARE_VERSION_LABEL_ID, this /* listener */); 94 mDialog.registerClickListener(FIRMWARE_VERSION_VALUE_ID, this /* listener */); 95 } 96 97 /** 98 * Copies the array onto itself to remove the oldest hit. 99 */ 100 @VisibleForTesting arrayCopy()101 void arrayCopy() { 102 System.arraycopy(mHits, 1, mHits, 0, mHits.length - 1); 103 } 104 105 @VisibleForTesting initializeAdminPermissions()106 void initializeAdminPermissions() { 107 mFunDisallowedAdmin = RestrictedLockUtils.checkIfRestrictionEnforced( 108 mContext, UserManager.DISALLOW_FUN, UserHandle.myUserId()); 109 mFunDisallowedBySystem = RestrictedLockUtils.hasBaseUserRestriction( 110 mContext, UserManager.DISALLOW_FUN, UserHandle.myUserId()); 111 } 112 } 113