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.settingslib; 18 19 import static android.content.Context.TELEPHONY_SERVICE; 20 21 import android.content.Context; 22 import android.content.Intent; 23 import android.content.pm.ApplicationInfo; 24 import android.content.pm.PackageManager; 25 import android.content.pm.ResolveInfo; 26 import android.os.Build; 27 import android.system.Os; 28 import android.system.StructUtsname; 29 import android.telephony.PhoneNumberUtils; 30 import android.telephony.SubscriptionInfo; 31 import android.telephony.TelephonyManager; 32 import android.text.TextUtils; 33 import android.text.format.DateFormat; 34 import android.util.Log; 35 36 import androidx.annotation.VisibleForTesting; 37 38 import java.io.BufferedReader; 39 import java.io.FileReader; 40 import java.io.IOException; 41 import java.text.ParseException; 42 import java.text.SimpleDateFormat; 43 import java.util.Date; 44 import java.util.List; 45 import java.util.Locale; 46 import java.util.regex.Matcher; 47 import java.util.regex.Pattern; 48 49 public class DeviceInfoUtils { 50 private static final String TAG = "DeviceInfoUtils"; 51 52 private static final String FILENAME_MSV = "/sys/board_properties/soc/msv"; 53 54 /** 55 * Reads a line from the specified file. 56 * @param filename the file to read from 57 * @return the first line, if any. 58 * @throws IOException if the file couldn't be read 59 */ 60 private static String readLine(String filename) throws IOException { 61 BufferedReader reader = new BufferedReader(new FileReader(filename), 256); 62 try { 63 return reader.readLine(); 64 } finally { 65 reader.close(); 66 } 67 } 68 69 public static String getFormattedKernelVersion(Context context) { 70 return formatKernelVersion(context, Os.uname()); 71 } 72 73 @VisibleForTesting 74 static String formatKernelVersion(Context context, StructUtsname uname) { 75 if (uname == null) { 76 return context.getString(R.string.status_unavailable); 77 } 78 // Example: 79 // 4.9.29-g958411d 80 // #1 SMP PREEMPT Wed Jun 7 00:06:03 CST 2017 81 final String VERSION_REGEX = 82 "(#\\d+) " + /* group 1: "#1" */ 83 "(?:.*?)?" + /* ignore: optional SMP, PREEMPT, and any CONFIG_FLAGS */ 84 "((Sun|Mon|Tue|Wed|Thu|Fri|Sat).+)"; /* group 2: "Thu Jun 28 11:02:39 PDT 2012" */ 85 Matcher m = Pattern.compile(VERSION_REGEX).matcher(uname.version); 86 if (!m.matches()) { 87 Log.e(TAG, "Regex did not match on uname version " + uname.version); 88 return context.getString(R.string.status_unavailable); 89 } 90 91 // Example output: 92 // 4.9.29-g958411d 93 // #1 Wed Jun 7 00:06:03 CST 2017 94 return new StringBuilder().append(uname.release) 95 .append("\n") 96 .append(m.group(1)) 97 .append(" ") 98 .append(m.group(2)).toString(); 99 } 100 101 /** 102 * Returns " (ENGINEERING)" if the msv file has a zero value, else returns "". 103 * @return a string to append to the model number description. 104 */ 105 public static String getMsvSuffix() { 106 // Production devices should have a non-zero value. If we can't read it, assume it's a 107 // production device so that we don't accidentally show that it's an ENGINEERING device. 108 try { 109 String msv = readLine(FILENAME_MSV); 110 // Parse as a hex number. If it evaluates to a zero, then it's an engineering build. 111 if (Long.parseLong(msv, 16) == 0) { 112 return " (ENGINEERING)"; 113 } 114 } catch (IOException|NumberFormatException e) { 115 // Fail quietly, as the file may not exist on some devices, or may be unreadable 116 } 117 return ""; 118 } 119 120 public static String getFeedbackReporterPackage(Context context) { 121 final String feedbackReporter = 122 context.getResources().getString(R.string.oem_preferred_feedback_reporter); 123 if (TextUtils.isEmpty(feedbackReporter)) { 124 // Reporter not configured. Return. 125 return feedbackReporter; 126 } 127 // Additional checks to ensure the reporter is on system image, and reporter is 128 // configured to listen to the intent. Otherwise, dont show the "send feedback" option. 129 final Intent intent = new Intent(Intent.ACTION_BUG_REPORT); 130 131 PackageManager pm = context.getPackageManager(); 132 List<ResolveInfo> resolvedPackages = 133 pm.queryIntentActivities(intent, PackageManager.GET_RESOLVED_FILTER); 134 for (ResolveInfo info : resolvedPackages) { 135 if (info.activityInfo != null) { 136 if (!TextUtils.isEmpty(info.activityInfo.packageName)) { 137 try { 138 ApplicationInfo ai = 139 pm.getApplicationInfo(info.activityInfo.packageName, 0); 140 if ((ai.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 141 // Package is on the system image 142 if (TextUtils.equals( 143 info.activityInfo.packageName, feedbackReporter)) { 144 return feedbackReporter; 145 } 146 } 147 } catch (PackageManager.NameNotFoundException e) { 148 // No need to do anything here. 149 } 150 } 151 } 152 } 153 return null; 154 } 155 156 public static String getSecurityPatch() { 157 String patch = Build.VERSION.SECURITY_PATCH; 158 if (!"".equals(patch)) { 159 try { 160 SimpleDateFormat template = new SimpleDateFormat("yyyy-MM-dd"); 161 Date patchDate = template.parse(patch); 162 String format = DateFormat.getBestDateTimePattern(Locale.getDefault(), "dMMMMyyyy"); 163 patch = DateFormat.format(format, patchDate).toString(); 164 } catch (ParseException e) { 165 // broken parse; fall through and use the raw string 166 } 167 return patch; 168 } else { 169 return null; 170 } 171 } 172 173 public static String getFormattedPhoneNumber(Context context, SubscriptionInfo subscriptionInfo) { 174 String formattedNumber = null; 175 if (subscriptionInfo != null) { 176 final TelephonyManager telephonyManager = 177 (TelephonyManager) context.getSystemService(TELEPHONY_SERVICE); 178 final String rawNumber = 179 telephonyManager.getLine1Number(subscriptionInfo.getSubscriptionId()); 180 if (!TextUtils.isEmpty(rawNumber)) { 181 formattedNumber = PhoneNumberUtils.formatNumber(rawNumber); 182 } 183 184 } 185 return formattedNumber; 186 } 187 188 public static String getFormattedPhoneNumbers(Context context, 189 List<SubscriptionInfo> subscriptionInfo) { 190 StringBuilder sb = new StringBuilder(); 191 if (subscriptionInfo != null) { 192 final TelephonyManager telephonyManager = 193 (TelephonyManager) context.getSystemService(TELEPHONY_SERVICE); 194 final int count = subscriptionInfo.size(); 195 for (int i = 0; i < count; i++) { 196 final String rawNumber = telephonyManager.getLine1Number( 197 subscriptionInfo.get(i).getSubscriptionId()); 198 if (!TextUtils.isEmpty(rawNumber)) { 199 sb.append(PhoneNumberUtils.formatNumber(rawNumber)); 200 if (i < count - 1) { 201 sb.append("\n"); 202 } 203 } 204 } 205 } 206 return sb.toString(); 207 } 208 209 } 210
