| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.shell; |
| |
| import static com.android.shell.BugreportPrefs.STATE_SHOW; |
| import static com.android.shell.BugreportPrefs.getWarningState; |
| |
| import android.accounts.Account; |
| import android.accounts.AccountManager; |
| import android.app.Notification; |
| import android.app.NotificationManager; |
| import android.app.PendingIntent; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.net.Uri; |
| import android.os.AsyncTask; |
| import android.os.SystemProperties; |
| import android.support.v4.content.FileProvider; |
| import android.util.Log; |
| import android.util.Patterns; |
| |
| import com.google.android.collect.Lists; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Comparator; |
| |
| /** |
| * Receiver that handles finished bugreports, usually by attaching them to an |
| * {@link Intent#ACTION_SEND}. |
| */ |
| public class BugreportReceiver extends BroadcastReceiver { |
| private static final String TAG = "Shell"; |
| |
| private static final String AUTHORITY = "com.android.shell"; |
| |
| private static final String EXTRA_BUGREPORT = "android.intent.extra.BUGREPORT"; |
| private static final String EXTRA_SCREENSHOT = "android.intent.extra.SCREENSHOT"; |
| |
| /** |
| * Number of bugreports to retain before deleting the oldest; 4 reports and |
| * 4 screenshots are roughly 17MB of disk space. |
| */ |
| private static final int NUM_OLD_FILES = 8; |
| |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| final File bugreportFile = getFileExtra(intent, EXTRA_BUGREPORT); |
| final File screenshotFile = getFileExtra(intent, EXTRA_SCREENSHOT); |
| |
| // Files are kept on private storage, so turn into Uris that we can |
| // grant temporary permissions for. |
| final Uri bugreportUri = FileProvider.getUriForFile(context, AUTHORITY, bugreportFile); |
| final Uri screenshotUri = FileProvider.getUriForFile(context, AUTHORITY, screenshotFile); |
| |
| Intent sendIntent = buildSendIntent(context, bugreportUri, screenshotUri); |
| Intent notifIntent; |
| |
| // Send through warning dialog by default |
| if (getWarningState(context, STATE_SHOW) == STATE_SHOW) { |
| notifIntent = buildWarningIntent(context, sendIntent); |
| } else { |
| notifIntent = sendIntent; |
| } |
| notifIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); |
| |
| final Notification.Builder builder = new Notification.Builder(context); |
| builder.setSmallIcon(com.android.internal.R.drawable.stat_sys_adb); |
| builder.setContentTitle(context.getString(R.string.bugreport_finished_title)); |
| builder.setContentText(context.getString(R.string.bugreport_finished_text)); |
| builder.setContentIntent(PendingIntent.getActivity( |
| context, 0, notifIntent, PendingIntent.FLAG_CANCEL_CURRENT)); |
| builder.setAutoCancel(true); |
| NotificationManager.from(context).notify(TAG, 0, builder.build()); |
| |
| // Clean up older bugreports in background |
| final PendingResult result = goAsync(); |
| new AsyncTask<Void, Void, Void>() { |
| @Override |
| protected Void doInBackground(Void... params) { |
| deleteOlderFiles(bugreportFile.getParentFile(), NUM_OLD_FILES); |
| result.finish(); |
| return null; |
| } |
| }.execute(); |
| } |
| |
| private static Intent buildWarningIntent(Context context, Intent sendIntent) { |
| final Intent intent = new Intent(context, BugreportWarningActivity.class); |
| intent.putExtra(Intent.EXTRA_INTENT, sendIntent); |
| return intent; |
| } |
| |
| /** |
| * Build {@link Intent} that can be used to share the given bugreport. |
| */ |
| private static Intent buildSendIntent(Context context, Uri bugreportUri, Uri screenshotUri) { |
| final Intent intent = new Intent(Intent.ACTION_SEND_MULTIPLE); |
| intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); |
| intent.addCategory(Intent.CATEGORY_DEFAULT); |
| intent.setType("application/vnd.android.bugreport"); |
| |
| intent.putExtra(Intent.EXTRA_SUBJECT, bugreportUri.getLastPathSegment()); |
| intent.putExtra(Intent.EXTRA_TEXT, SystemProperties.get("ro.build.description")); |
| |
| final ArrayList<Uri> attachments = Lists.newArrayList(bugreportUri, screenshotUri); |
| intent.putParcelableArrayListExtra(Intent.EXTRA_STREAM, attachments); |
| |
| final Account sendToAccount = findSendToAccount(context); |
| if (sendToAccount != null) { |
| intent.putExtra(Intent.EXTRA_EMAIL, new String[] { sendToAccount.name }); |
| } |
| |
| return intent; |
| } |
| |
| /** |
| * Find the best matching {@link Account} based on build properties. |
| */ |
| private static Account findSendToAccount(Context context) { |
| final AccountManager am = (AccountManager) context.getSystemService( |
| Context.ACCOUNT_SERVICE); |
| |
| String preferredDomain = SystemProperties.get("sendbug.preferred.domain"); |
| if (!preferredDomain.startsWith("@")) { |
| preferredDomain = "@" + preferredDomain; |
| } |
| |
| final Account[] accounts = am.getAccounts(); |
| Account foundAccount = null; |
| for (Account account : accounts) { |
| if (Patterns.EMAIL_ADDRESS.matcher(account.name).matches()) { |
| if (!preferredDomain.isEmpty()) { |
| // if we have a preferred domain and it matches, return; otherwise keep |
| // looking |
| if (account.name.endsWith(preferredDomain)) { |
| return account; |
| } else { |
| foundAccount = account; |
| } |
| // if we don't have a preferred domain, just return since it looks like |
| // an email address |
| } else { |
| return account; |
| } |
| } |
| } |
| return foundAccount; |
| } |
| |
| /** |
| * Delete the oldest files in given directory until only the requested |
| * number remain. |
| */ |
| private static void deleteOlderFiles(File dir, int retainNum) { |
| final File[] files = dir.listFiles(); |
| if (files == null) return; |
| |
| Arrays.sort(files, new ModifiedComparator()); |
| for (int i = retainNum; i < files.length; i++) { |
| Log.d(TAG, "Deleting old file " + files[i]); |
| files[i].delete(); |
| } |
| } |
| |
| private static class ModifiedComparator implements Comparator<File> { |
| @Override |
| public int compare(File lhs, File rhs) { |
| return (int) (rhs.lastModified() - lhs.lastModified()); |
| } |
| } |
| |
| private static File getFileExtra(Intent intent, String key) { |
| final String path = intent.getStringExtra(key); |
| if (path != null) { |
| return new File(path); |
| } else { |
| return null; |
| } |
| } |
| |
| } |