1 /* 2 * Copyright (C) 2019 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 // LINT.IfChange 20 import android.content.Context; 21 import android.content.Intent; 22 import android.content.pm.PackageManager; 23 import android.net.Uri; 24 import android.text.TextUtils; 25 import android.util.Log; 26 27 import androidx.preference.Preference; 28 29 import com.android.settings.core.BasePreferenceController; 30 import com.android.settingslib.DeviceInfoUtils; 31 32 public class SecurityPatchLevelPreferenceController extends BasePreferenceController { 33 34 private static final String TAG = "SecurityPatchCtrl"; 35 private static final Uri INTENT_URI_DATA = Uri.parse( 36 "https://source.android.com/docs/security/bulletin/"); 37 38 private final PackageManager mPackageManager; 39 private final String mCurrentPatch; 40 SecurityPatchLevelPreferenceController(Context context, String key)41 public SecurityPatchLevelPreferenceController(Context context, String key) { 42 super(context, key); 43 mPackageManager = mContext.getPackageManager(); 44 mCurrentPatch = DeviceInfoUtils.getSecurityPatch(); 45 } 46 47 @Override getAvailabilityStatus()48 public int getAvailabilityStatus() { 49 return !TextUtils.isEmpty(mCurrentPatch) 50 ? AVAILABLE : CONDITIONALLY_UNAVAILABLE; 51 } 52 53 @Override getSummary()54 public CharSequence getSummary() { 55 return mCurrentPatch; 56 } 57 58 @Override handlePreferenceTreeClick(Preference preference)59 public boolean handlePreferenceTreeClick(Preference preference) { 60 if (!TextUtils.equals(preference.getKey(), getPreferenceKey())) { 61 return false; 62 } 63 64 final Intent intent = new Intent(); 65 intent.setAction(Intent.ACTION_VIEW); 66 intent.setData(INTENT_URI_DATA); 67 if (mPackageManager.queryIntentActivities(intent, 0).isEmpty()) { 68 // Don't send out the intent to stop crash 69 Log.w(TAG, "queryIntentActivities() returns empty"); 70 return true; 71 } 72 73 mContext.startActivity(intent); 74 return true; 75 } 76 } 77 // LINT.ThenChange(SecurityPatchLevelPreference.kt) 78