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/*
* Copyright (C) 2016 The Android Open Source Project
* Copyright (C) 2020 The LineageOS 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.dialer.callrecord;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.TargetApi;
import android.content.ContentResolver;
import android.content.Context;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
import android.provider.MediaStore;
import android.text.TextUtils;
import android.util.SparseArray;
import com.android.dialer.common.Assert;
import com.android.dialer.common.LogUtil;
import com.android.dialer.common.concurrent.DialerExecutor.Worker;
import com.android.dialer.common.concurrent.DialerExecutorFactory;
import com.android.voicemail.impl.mail.utils.LogUtils;
import libcore.io.IoUtils;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.nio.file.Files;
public class CallRecordingAutoMigrator {
private static final String TAG = "CallRecordingAutoMigrator";
@NonNull
private final Context appContext;
@NonNull private final DialerExecutorFactory dialerExecutorFactory;
public CallRecordingAutoMigrator(
@NonNull Context appContext,
@NonNull DialerExecutorFactory dialerExecutorFactory) {
this.appContext = Assert.isNotNull(appContext);
this.dialerExecutorFactory = Assert.isNotNull(dialerExecutorFactory);
}
public void asyncAutoMigrate() {
dialerExecutorFactory
.createNonUiTaskBuilder(new ShouldAttemptAutoMigrate(appContext))
.onSuccess(this::autoMigrate)
.build()
.executeParallel(null);
}
@TargetApi(26)
private void autoMigrate(boolean shouldAttemptAutoMigrate) {
if (!shouldAttemptAutoMigrate) {
return;
}
final CallRecordingDataStore store = new CallRecordingDataStore();
store.open(appContext);
final ContentResolver cr = appContext.getContentResolver();
final SparseArray<CallRecording> oldRecordingData = store.getUnmigratedRecordingData();
final File dir = Environment.getExternalStoragePublicDirectory("CallRecordings");
for (File recording : dir.listFiles()) {
OutputStream os = null;
try {
// determine data store ID and call creation time of recording
int id = -1;
long creationTime = System.currentTimeMillis();
for (int i = 0; i < oldRecordingData.size(); i++) {
if (TextUtils.equals(recording.getName(), oldRecordingData.valueAt(i).fileName)) {
creationTime = oldRecordingData.valueAt(i).creationTime;
id = oldRecordingData.keyAt(i);
break;
}
}
// create media store entry for recording
Uri uri = cr.insert(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
CallRecording.generateMediaInsertValues(recording.getName(), creationTime));
os = cr.openOutputStream(uri);
// copy file contents to media store stream
Files.copy(recording.toPath(), os);
// insert media store id to store
if (id >= 0) {
store.updateMigratedRecording(id, Integer.parseInt(uri.getLastPathSegment()));
}
// mark recording as complete
cr.update(uri, CallRecording.generateCompletedValues(), null, null);
// delete file
LogUtils.i(TAG, "Successfully migrated recording " + recording + " (ID " + id + ")");
recording.delete();
} catch (IOException e) {
LogUtils.w(TAG, "Failed migrating call recording " + recording, e);
} finally {
if (os != null) {
IoUtils.closeQuietly(os);
}
}
}
if (dir.listFiles().length == 0) {
dir.delete();
}
store.close();
}
private static class ShouldAttemptAutoMigrate implements Worker<Void, Boolean> {
private final Context appContext;
ShouldAttemptAutoMigrate(Context appContext) {
this.appContext = appContext;
}
@Nullable
@Override
public Boolean doInBackground(@Nullable Void input) {
if (Build.VERSION.SDK_INT < 26) {
return false;
}
if (appContext.checkSelfPermission(android.Manifest.permission.WRITE_EXTERNAL_STORAGE)
!= PackageManager.PERMISSION_GRANTED) {
LogUtil.i(TAG, "not attempting auto-migrate: no storage permission");
return false;
}
final File dir = Environment.getExternalStoragePublicDirectory("CallRecordings");
if (!dir.exists()) {
LogUtil.i(TAG, "not attempting auto-migrate: no recordings present");
return false;
}
return true;
}
}
}
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