straw/app/src/main/java/us/shandian/giga/service/DownloadManagerService.java
TiA4f8R e44495af9a Apply the requested changes and little improvements
Apply the requested changes, use ShareUtils.shareText to share an stream in the play queue and optimize imports for Java files, using Android Studio functionality.

Apply the requested changes and do little improvements
Apply the requested changes, use ShareUtils.shareText to share an stream in the play queue and optimize imports for Java files, using Android Studio functionality.
2021-01-16 13:23:42 +01:00

632 lines
25 KiB
Java
Executable file

package us.shandian.giga.service;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.ConnectivityManager;
import android.net.Network;
import android.net.NetworkInfo;
import android.net.NetworkRequest;
import android.net.Uri;
import android.os.Binder;
import android.os.Build;
import android.os.Handler;
import android.os.Handler.Callback;
import android.os.IBinder;
import android.os.Message;
import android.os.Parcelable;
import android.util.Log;
import android.util.SparseArray;
import android.widget.Toast;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.StringRes;
import androidx.core.app.NotificationCompat;
import androidx.core.app.NotificationCompat.Builder;
import androidx.core.app.ServiceCompat;
import androidx.core.content.ContextCompat;
import androidx.preference.PreferenceManager;
import org.schabi.newpipe.R;
import org.schabi.newpipe.download.DownloadActivity;
import org.schabi.newpipe.player.helper.LockManager;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import us.shandian.giga.get.DownloadMission;
import us.shandian.giga.get.MissionRecoveryInfo;
import us.shandian.giga.io.StoredDirectoryHelper;
import us.shandian.giga.io.StoredFileHelper;
import us.shandian.giga.postprocessing.Postprocessing;
import us.shandian.giga.service.DownloadManager.NetworkState;
import static org.schabi.newpipe.BuildConfig.APPLICATION_ID;
import static org.schabi.newpipe.BuildConfig.DEBUG;
public class DownloadManagerService extends Service {
private static final String TAG = "DownloadManagerService";
public static final int MESSAGE_RUNNING = 0;
public static final int MESSAGE_PAUSED = 1;
public static final int MESSAGE_FINISHED = 2;
public static final int MESSAGE_ERROR = 3;
public static final int MESSAGE_DELETED = 4;
private static final int FOREGROUND_NOTIFICATION_ID = 1000;
private static final int DOWNLOADS_NOTIFICATION_ID = 1001;
private static final String EXTRA_URLS = "DownloadManagerService.extra.urls";
private static final String EXTRA_KIND = "DownloadManagerService.extra.kind";
private static final String EXTRA_THREADS = "DownloadManagerService.extra.threads";
private static final String EXTRA_POSTPROCESSING_NAME = "DownloadManagerService.extra.postprocessingName";
private static final String EXTRA_POSTPROCESSING_ARGS = "DownloadManagerService.extra.postprocessingArgs";
private static final String EXTRA_SOURCE = "DownloadManagerService.extra.source";
private static final String EXTRA_NEAR_LENGTH = "DownloadManagerService.extra.nearLength";
private static final String EXTRA_PATH = "DownloadManagerService.extra.storagePath";
private static final String EXTRA_PARENT_PATH = "DownloadManagerService.extra.storageParentPath";
private static final String EXTRA_STORAGE_TAG = "DownloadManagerService.extra.storageTag";
private static final String EXTRA_RECOVERY_INFO = "DownloadManagerService.extra.recoveryInfo";
private static final String ACTION_RESET_DOWNLOAD_FINISHED = APPLICATION_ID + ".reset_download_finished";
private static final String ACTION_OPEN_DOWNLOADS_FINISHED = APPLICATION_ID + ".open_downloads_finished";
private DownloadManagerBinder mBinder;
private DownloadManager mManager;
private Notification mNotification;
private Handler mHandler;
private boolean mForeground = false;
private NotificationManager mNotificationManager = null;
private boolean mDownloadNotificationEnable = true;
private int downloadDoneCount = 0;
private Builder downloadDoneNotification = null;
private StringBuilder downloadDoneList = null;
private final ArrayList<Callback> mEchoObservers = new ArrayList<>(1);
private ConnectivityManager mConnectivityManager;
private BroadcastReceiver mNetworkStateListener = null;
private ConnectivityManager.NetworkCallback mNetworkStateListenerL = null;
private SharedPreferences mPrefs = null;
private final OnSharedPreferenceChangeListener mPrefChangeListener = this::handlePreferenceChange;
private boolean mLockAcquired = false;
private LockManager mLock = null;
private int downloadFailedNotificationID = DOWNLOADS_NOTIFICATION_ID + 1;
private Builder downloadFailedNotification = null;
private final SparseArray<DownloadMission> mFailedDownloads = new SparseArray<>(5);
private Bitmap icLauncher;
private Bitmap icDownloadDone;
private Bitmap icDownloadFailed;
private PendingIntent mOpenDownloadList;
/**
* notify media scanner on downloaded media file ...
*
* @param file the downloaded file uri
*/
private void notifyMediaScanner(Uri file) {
sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, file));
}
@Override
public void onCreate() {
super.onCreate();
if (DEBUG) {
Log.d(TAG, "onCreate");
}
mBinder = new DownloadManagerBinder();
mHandler = new Handler(this::handleMessage);
mPrefs = PreferenceManager.getDefaultSharedPreferences(this);
mManager = new DownloadManager(this, mHandler, loadMainVideoStorage(), loadMainAudioStorage());
Intent openDownloadListIntent = new Intent(this, DownloadActivity.class)
.setAction(Intent.ACTION_MAIN);
mOpenDownloadList = PendingIntent.getActivity(this, 0,
openDownloadListIntent,
PendingIntent.FLAG_UPDATE_CURRENT);
icLauncher = BitmapFactory.decodeResource(this.getResources(), R.mipmap.ic_launcher);
Builder builder = new Builder(this, getString(R.string.notification_channel_id))
.setContentIntent(mOpenDownloadList)
.setSmallIcon(android.R.drawable.stat_sys_download)
.setLargeIcon(icLauncher)
.setContentTitle(getString(R.string.msg_running))
.setContentText(getString(R.string.msg_running_detail));
mNotification = builder.build();
mNotificationManager = ContextCompat.getSystemService(this,
NotificationManager.class);
mConnectivityManager = ContextCompat.getSystemService(this,
ConnectivityManager.class);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
mNetworkStateListenerL = new ConnectivityManager.NetworkCallback() {
@Override
public void onAvailable(Network network) {
handleConnectivityState(false);
}
@Override
public void onLost(Network network) {
handleConnectivityState(false);
}
};
mConnectivityManager.registerNetworkCallback(new NetworkRequest.Builder().build(), mNetworkStateListenerL);
} else {
mNetworkStateListener = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
handleConnectivityState(false);
}
};
registerReceiver(mNetworkStateListener, new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION));
}
mPrefs.registerOnSharedPreferenceChangeListener(mPrefChangeListener);
handlePreferenceChange(mPrefs, getString(R.string.downloads_cross_network));
handlePreferenceChange(mPrefs, getString(R.string.downloads_maximum_retry));
handlePreferenceChange(mPrefs, getString(R.string.downloads_queue_limit));
mLock = new LockManager(this);
}
@Override
public int onStartCommand(final Intent intent, int flags, int startId) {
if (DEBUG) {
Log.d(TAG, intent == null ? "Restarting" : "Starting");
}
if (intent == null) return START_NOT_STICKY;
Log.i(TAG, "Got intent: " + intent);
String action = intent.getAction();
if (action != null) {
if (action.equals(Intent.ACTION_RUN)) {
mHandler.post(() -> startMission(intent));
} else if (downloadDoneNotification != null) {
if (action.equals(ACTION_RESET_DOWNLOAD_FINISHED) || action.equals(ACTION_OPEN_DOWNLOADS_FINISHED)) {
downloadDoneCount = 0;
downloadDoneList.setLength(0);
}
if (action.equals(ACTION_OPEN_DOWNLOADS_FINISHED)) {
startActivity(new Intent(this, DownloadActivity.class)
.setAction(Intent.ACTION_MAIN)
.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
);
}
return START_NOT_STICKY;
}
}
return START_STICKY;
}
@Override
public void onDestroy() {
super.onDestroy();
if (DEBUG) {
Log.d(TAG, "Destroying");
}
ServiceCompat.stopForeground(this, ServiceCompat.STOP_FOREGROUND_REMOVE);
if (mNotificationManager != null && downloadDoneNotification != null) {
downloadDoneNotification.setDeleteIntent(null);// prevent NewPipe running when is killed, cleared from recent, etc
mNotificationManager.notify(DOWNLOADS_NOTIFICATION_ID, downloadDoneNotification.build());
}
manageLock(false);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
mConnectivityManager.unregisterNetworkCallback(mNetworkStateListenerL);
else
unregisterReceiver(mNetworkStateListener);
mPrefs.unregisterOnSharedPreferenceChangeListener(mPrefChangeListener);
if (icDownloadDone != null) icDownloadDone.recycle();
if (icDownloadFailed != null) icDownloadFailed.recycle();
if (icLauncher != null) icLauncher.recycle();
mHandler = null;
mManager.pauseAllMissions(true);
}
@Override
public IBinder onBind(Intent intent) {
/*
int permissionCheck;
if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN) {
permissionCheck = PermissionChecker.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE);
if (permissionCheck == PermissionChecker.PERMISSION_DENIED) {
Toast.makeText(this, "Permission denied (read)", Toast.LENGTH_SHORT).show();
}
}
permissionCheck = PermissionChecker.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE);
if (permissionCheck == PermissionChecker.PERMISSION_DENIED) {
Toast.makeText(this, "Permission denied (write)", Toast.LENGTH_SHORT).show();
}
*/
return mBinder;
}
private boolean handleMessage(@NonNull Message msg) {
if (mHandler == null) return true;
DownloadMission mission = (DownloadMission) msg.obj;
switch (msg.what) {
case MESSAGE_FINISHED:
notifyMediaScanner(mission.storage.getUri());
notifyFinishedDownload(mission.storage.getName());
mManager.setFinished(mission);
handleConnectivityState(false);
updateForegroundState(mManager.runMissions());
break;
case MESSAGE_RUNNING:
updateForegroundState(true);
break;
case MESSAGE_ERROR:
notifyFailedDownload(mission);
handleConnectivityState(false);
updateForegroundState(mManager.runMissions());
break;
case MESSAGE_PAUSED:
updateForegroundState(mManager.getRunningMissionsCount() > 0);
break;
}
if (msg.what != MESSAGE_ERROR)
mFailedDownloads.delete(mFailedDownloads.indexOfValue(mission));
for (Callback observer : mEchoObservers)
observer.handleMessage(msg);
return true;
}
private void handleConnectivityState(boolean updateOnly) {
NetworkInfo info = mConnectivityManager.getActiveNetworkInfo();
NetworkState status;
if (info == null) {
status = NetworkState.Unavailable;
Log.i(TAG, "Active network [connectivity is unavailable]");
} else {
boolean connected = info.isConnected();
boolean metered = mConnectivityManager.isActiveNetworkMetered();
if (connected)
status = metered ? NetworkState.MeteredOperating : NetworkState.Operating;
else
status = NetworkState.Unavailable;
Log.i(TAG, "Active network [connected=" + connected + " metered=" + metered + "] " + info.toString());
}
if (mManager == null) return;// avoid race-conditions while the service is starting
mManager.handleConnectivityState(status, updateOnly);
}
private void handlePreferenceChange(SharedPreferences prefs, @NonNull String key) {
if (key.equals(getString(R.string.downloads_maximum_retry))) {
try {
String value = prefs.getString(key, getString(R.string.downloads_maximum_retry_default));
mManager.mPrefMaxRetry = value == null ? 0 : Integer.parseInt(value);
} catch (Exception e) {
mManager.mPrefMaxRetry = 0;
}
mManager.updateMaximumAttempts();
} else if (key.equals(getString(R.string.downloads_cross_network))) {
mManager.mPrefMeteredDownloads = prefs.getBoolean(key, false);
} else if (key.equals(getString(R.string.downloads_queue_limit))) {
mManager.mPrefQueueLimit = prefs.getBoolean(key, true);
} else if (key.equals(getString(R.string.download_path_video_key))) {
mManager.mMainStorageVideo = loadMainVideoStorage();
} else if (key.equals(getString(R.string.download_path_audio_key))) {
mManager.mMainStorageAudio = loadMainAudioStorage();
}
}
public void updateForegroundState(boolean state) {
if (state == mForeground) return;
if (state) {
startForeground(FOREGROUND_NOTIFICATION_ID, mNotification);
} else {
ServiceCompat.stopForeground(this, ServiceCompat.STOP_FOREGROUND_REMOVE);
}
manageLock(state);
mForeground = state;
}
/**
* Start a new download mission
*
* @param context the activity context
* @param urls array of urls to download
* @param storage where the file is saved
* @param kind type of file (a: audio v: video s: subtitle ?: file-extension defined)
* @param threads the number of threads maximal used to download chunks of the file.
* @param psName the name of the required post-processing algorithm, or {@code null} to ignore.
* @param source source url of the resource
* @param psArgs the arguments for the post-processing algorithm.
* @param nearLength the approximated final length of the file
* @param recoveryInfo array of MissionRecoveryInfo, in case is required recover the download
*/
public static void startMission(Context context, String[] urls, StoredFileHelper storage,
char kind, int threads, String source, String psName,
String[] psArgs, long nearLength, MissionRecoveryInfo[] recoveryInfo) {
Intent intent = new Intent(context, DownloadManagerService.class);
intent.setAction(Intent.ACTION_RUN);
intent.putExtra(EXTRA_URLS, urls);
intent.putExtra(EXTRA_KIND, kind);
intent.putExtra(EXTRA_THREADS, threads);
intent.putExtra(EXTRA_SOURCE, source);
intent.putExtra(EXTRA_POSTPROCESSING_NAME, psName);
intent.putExtra(EXTRA_POSTPROCESSING_ARGS, psArgs);
intent.putExtra(EXTRA_NEAR_LENGTH, nearLength);
intent.putExtra(EXTRA_RECOVERY_INFO, recoveryInfo);
intent.putExtra(EXTRA_PARENT_PATH, storage.getParentUri());
intent.putExtra(EXTRA_PATH, storage.getUri());
intent.putExtra(EXTRA_STORAGE_TAG, storage.getTag());
context.startService(intent);
}
private void startMission(Intent intent) {
String[] urls = intent.getStringArrayExtra(EXTRA_URLS);
Uri path = intent.getParcelableExtra(EXTRA_PATH);
Uri parentPath = intent.getParcelableExtra(EXTRA_PARENT_PATH);
int threads = intent.getIntExtra(EXTRA_THREADS, 1);
char kind = intent.getCharExtra(EXTRA_KIND, '?');
String psName = intent.getStringExtra(EXTRA_POSTPROCESSING_NAME);
String[] psArgs = intent.getStringArrayExtra(EXTRA_POSTPROCESSING_ARGS);
String source = intent.getStringExtra(EXTRA_SOURCE);
long nearLength = intent.getLongExtra(EXTRA_NEAR_LENGTH, 0);
String tag = intent.getStringExtra(EXTRA_STORAGE_TAG);
Parcelable[] parcelRecovery = intent.getParcelableArrayExtra(EXTRA_RECOVERY_INFO);
StoredFileHelper storage;
try {
storage = new StoredFileHelper(this, parentPath, path, tag);
} catch (IOException e) {
throw new RuntimeException(e);// this never should happen
}
Postprocessing ps;
if (psName == null)
ps = null;
else
ps = Postprocessing.getAlgorithm(psName, psArgs);
MissionRecoveryInfo[] recovery = new MissionRecoveryInfo[parcelRecovery.length];
for (int i = 0; i < parcelRecovery.length; i++)
recovery[i] = (MissionRecoveryInfo) parcelRecovery[i];
final DownloadMission mission = new DownloadMission(urls, storage, kind, ps);
mission.threadCount = threads;
mission.source = source;
mission.nearLength = nearLength;
mission.recoveryInfo = recovery;
if (ps != null)
ps.setTemporalDir(DownloadManager.pickAvailableTemporalDir(this));
handleConnectivityState(true);// first check the actual network status
mManager.startMission(mission);
}
public void notifyFinishedDownload(String name) {
if (!mDownloadNotificationEnable || mNotificationManager == null) {
return;
}
if (downloadDoneNotification == null) {
downloadDoneList = new StringBuilder(name.length());
icDownloadDone = BitmapFactory.decodeResource(this.getResources(), android.R.drawable.stat_sys_download_done);
downloadDoneNotification = new Builder(this, getString(R.string.notification_channel_id))
.setAutoCancel(true)
.setLargeIcon(icDownloadDone)
.setSmallIcon(android.R.drawable.stat_sys_download_done)
.setDeleteIntent(makePendingIntent(ACTION_RESET_DOWNLOAD_FINISHED))
.setContentIntent(makePendingIntent(ACTION_OPEN_DOWNLOADS_FINISHED));
}
if (downloadDoneCount < 1) {
downloadDoneList.append(name);
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
downloadDoneNotification.setContentTitle(getString(R.string.app_name));
} else {
downloadDoneNotification.setContentTitle(null);
}
downloadDoneNotification.setContentText(getString(R.string.download_finished));
downloadDoneNotification.setStyle(new NotificationCompat.BigTextStyle()
.setBigContentTitle(getString(R.string.download_finished))
.bigText(name)
);
} else {
downloadDoneList.append('\n');
downloadDoneList.append(name);
downloadDoneNotification.setStyle(new NotificationCompat.BigTextStyle().bigText(downloadDoneList));
downloadDoneNotification.setContentTitle(getString(R.string.download_finished_more, String.valueOf(downloadDoneCount + 1)));
downloadDoneNotification.setContentText(downloadDoneList);
}
mNotificationManager.notify(DOWNLOADS_NOTIFICATION_ID, downloadDoneNotification.build());
downloadDoneCount++;
}
public void notifyFailedDownload(DownloadMission mission) {
if (!mDownloadNotificationEnable || mFailedDownloads.indexOfValue(mission) >= 0) return;
int id = downloadFailedNotificationID++;
mFailedDownloads.put(id, mission);
if (downloadFailedNotification == null) {
icDownloadFailed = BitmapFactory.decodeResource(this.getResources(), android.R.drawable.stat_sys_warning);
downloadFailedNotification = new Builder(this, getString(R.string.notification_channel_id))
.setAutoCancel(true)
.setLargeIcon(icDownloadFailed)
.setSmallIcon(android.R.drawable.stat_sys_warning)
.setContentIntent(mOpenDownloadList);
}
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
downloadFailedNotification.setContentTitle(getString(R.string.app_name));
downloadFailedNotification.setStyle(new NotificationCompat.BigTextStyle()
.bigText(getString(R.string.download_failed).concat(": ").concat(mission.storage.getName())));
} else {
downloadFailedNotification.setContentTitle(getString(R.string.download_failed));
downloadFailedNotification.setContentText(mission.storage.getName());
downloadFailedNotification.setStyle(new NotificationCompat.BigTextStyle()
.bigText(mission.storage.getName()));
}
mNotificationManager.notify(id, downloadFailedNotification.build());
}
private PendingIntent makePendingIntent(String action) {
Intent intent = new Intent(this, DownloadManagerService.class).setAction(action);
return PendingIntent.getService(this, intent.hashCode(), intent, PendingIntent.FLAG_UPDATE_CURRENT);
}
private void manageLock(boolean acquire) {
if (acquire == mLockAcquired) return;
if (acquire)
mLock.acquireWifiAndCpu();
else
mLock.releaseWifiAndCpu();
mLockAcquired = acquire;
}
private StoredDirectoryHelper loadMainVideoStorage() {
return loadMainStorage(R.string.download_path_video_key, DownloadManager.TAG_VIDEO);
}
private StoredDirectoryHelper loadMainAudioStorage() {
return loadMainStorage(R.string.download_path_audio_key, DownloadManager.TAG_AUDIO);
}
private StoredDirectoryHelper loadMainStorage(@StringRes int prefKey, String tag) {
String path = mPrefs.getString(getString(prefKey), null);
if (path == null || path.isEmpty()) return null;
if (path.charAt(0) == File.separatorChar) {
Log.i(TAG, "Old save path style present: " + path);
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP)
path = Uri.fromFile(new File(path)).toString();
else
path = "";
mPrefs.edit().putString(getString(prefKey), "").apply();
}
try {
return new StoredDirectoryHelper(this, Uri.parse(path), tag);
} catch (Exception e) {
Log.e(TAG, "Failed to load the storage of " + tag + " from " + path, e);
Toast.makeText(this, R.string.no_available_dir, Toast.LENGTH_LONG).show();
}
return null;
}
////////////////////////////////////////////////////////////////////////////////////////////////
// Wrappers for DownloadManager
////////////////////////////////////////////////////////////////////////////////////////////////
public class DownloadManagerBinder extends Binder {
public DownloadManager getDownloadManager() {
return mManager;
}
@Nullable
public StoredDirectoryHelper getMainStorageVideo() {
return mManager.mMainStorageVideo;
}
@Nullable
public StoredDirectoryHelper getMainStorageAudio() {
return mManager.mMainStorageAudio;
}
public boolean askForSavePath() {
return DownloadManagerService.this.mPrefs.getBoolean(
DownloadManagerService.this.getString(R.string.downloads_storage_ask),
false
);
}
public void addMissionEventListener(Callback handler) {
mEchoObservers.add(handler);
}
public void removeMissionEventListener(Callback handler) {
mEchoObservers.remove(handler);
}
public void clearDownloadNotifications() {
if (mNotificationManager == null) return;
if (downloadDoneNotification != null) {
mNotificationManager.cancel(DOWNLOADS_NOTIFICATION_ID);
downloadDoneList.setLength(0);
downloadDoneCount = 0;
}
if (downloadFailedNotification != null) {
for (; downloadFailedNotificationID > DOWNLOADS_NOTIFICATION_ID; downloadFailedNotificationID--) {
mNotificationManager.cancel(downloadFailedNotificationID);
}
mFailedDownloads.clear();
downloadFailedNotificationID++;
}
}
public void enableNotifications(boolean enable) {
mDownloadNotificationEnable = enable;
}
}
}