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Code Issues Projects Releases Packages Wiki Activity Actions

feat: Add metadata caching and proper integration for external media files

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This commit is contained in:
le-firehawk 2025-09-16 23:22:18 +09:30
parent 24864637f9
commit 682f63ef38
17 changed files with 515 additions and 136 deletions
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19
app/src/main/java/com/cappielloantonio/tempo/service/MediaManager.java
View file

@ -223,6 +223,25 @@ public class MediaManager {
}
}
public static void playDownloadedMediaItem(ListenableFuture<MediaBrowser> mediaBrowserListenableFuture, MediaItem mediaItem) {
if (mediaBrowserListenableFuture != null && mediaItem != null) {
mediaBrowserListenableFuture.addListener(() -> {
try {
if (mediaBrowserListenableFuture.isDone()) {
MediaBrowser mediaBrowser = mediaBrowserListenableFuture.get();
mediaBrowser.clearMediaItems();
mediaBrowser.setMediaItem(mediaItem);
mediaBrowser.prepare();
mediaBrowser.play();
clearDatabase();
}
} catch (ExecutionException | InterruptedException e) {
e.printStackTrace();
}
}, MoreExecutors.directExecutor());
}
}
public static void startRadio(ListenableFuture<MediaBrowser> mediaBrowserListenableFuture, InternetRadioStation internetRadioStation) {
if (mediaBrowserListenableFuture != null) {
mediaBrowserListenableFuture.addListener(() -> {

82
app/src/main/java/com/cappielloantonio/tempo/ui/activity/MainActivity.java
View file

@ -1,11 +1,14 @@
package com.cappielloantonio.tempo.ui.activity;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
@ -13,7 +16,10 @@ import androidx.annotation.NonNull;
import androidx.core.splashscreen.SplashScreen;
import androidx.fragment.app.FragmentManager;
import androidx.lifecycle.ViewModelProvider;
import androidx.media3.common.MediaItem;
import androidx.media3.common.MediaMetadata;
import androidx.media3.common.Player;
import androidx.media3.common.MimeTypes;
import androidx.media3.common.util.UnstableApi;
import androidx.navigation.NavController;
import androidx.navigation.fragment.NavHostFragment;
@ -56,6 +62,7 @@ public class MainActivity extends BaseActivity {
private BottomSheetBehavior bottomSheetBehavior;
ConnectivityStatusBroadcastReceiver connectivityStatusBroadcastReceiver;
private Intent pendingDownloadPlaybackIntent;
@Override
protected void onCreate(Bundle savedInstanceState) {
@ -77,6 +84,8 @@ public class MainActivity extends BaseActivity {
checkConnectionType();
getOpenSubsonicExtensions();
checkTempoUpdate();
maybeSchedulePlaybackIntent(getIntent());
}
@Override
@ -84,6 +93,7 @@ public class MainActivity extends BaseActivity {
super.onStart();
pingServer();
initService();
consumePendingPlaybackIntent();
}
@Override
@ -99,6 +109,14 @@ public class MainActivity extends BaseActivity {
bind = null;
}
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
setIntent(intent);
maybeSchedulePlaybackIntent(intent);
consumePendingPlaybackIntent();
}
@Override
public void onBackPressed() {
if (bottomSheetBehavior.getState() == BottomSheetBehavior.STATE_EXPANDED)
@ -418,4 +436,68 @@ public class MainActivity extends BaseActivity {
}
}
}
private void maybeSchedulePlaybackIntent(Intent intent) {
if (intent == null) return;
if (Constants.ACTION_PLAY_EXTERNAL_DOWNLOAD.equals(intent.getAction())
|| intent.hasExtra(Constants.EXTRA_DOWNLOAD_URI)) {
pendingDownloadPlaybackIntent = new Intent(intent);
}
}
private void consumePendingPlaybackIntent() {
if (pendingDownloadPlaybackIntent == null) return;
Intent intent = pendingDownloadPlaybackIntent;
pendingDownloadPlaybackIntent = null;
playDownloadedMedia(intent);
}
private void playDownloadedMedia(Intent intent) {
String uriString = intent.getStringExtra(Constants.EXTRA_DOWNLOAD_URI);
if (TextUtils.isEmpty(uriString)) {
return;
}
Uri uri = Uri.parse(uriString);
String mediaId = intent.getStringExtra(Constants.EXTRA_DOWNLOAD_MEDIA_ID);
if (TextUtils.isEmpty(mediaId)) {
mediaId = uri.toString();
}
String title = intent.getStringExtra(Constants.EXTRA_DOWNLOAD_TITLE);
String artist = intent.getStringExtra(Constants.EXTRA_DOWNLOAD_ARTIST);
String album = intent.getStringExtra(Constants.EXTRA_DOWNLOAD_ALBUM);
int duration = intent.getIntExtra(Constants.EXTRA_DOWNLOAD_DURATION, 0);
Bundle extras = new Bundle();
extras.putString("id", mediaId);
extras.putString("title", title);
extras.putString("artist", artist);
extras.putString("album", album);
extras.putString("uri", uri.toString());
extras.putString("type", Constants.MEDIA_TYPE_MUSIC);
extras.putInt("duration", duration);
MediaMetadata.Builder metadataBuilder = new MediaMetadata.Builder()
.setExtras(extras)
.setIsBrowsable(false)
.setIsPlayable(true);
if (!TextUtils.isEmpty(title)) metadataBuilder.setTitle(title);
if (!TextUtils.isEmpty(artist)) metadataBuilder.setArtist(artist);
if (!TextUtils.isEmpty(album)) metadataBuilder.setAlbumTitle(album);
MediaItem mediaItem = new MediaItem.Builder()
.setMediaId(mediaId)
.setMediaMetadata(metadataBuilder.build())
.setUri(uri)
.setMimeType(MimeTypes.BASE_TYPE_AUDIO)
.setRequestMetadata(new MediaItem.RequestMetadata.Builder()
.setMediaUri(uri)
.setExtras(extras)
.build())
.build();
MediaManager.playDownloadedMediaItem(getMediaBrowserListenableFuture(), mediaItem);
}
}

7
app/src/main/java/com/cappielloantonio/tempo/ui/dialog/DeleteDownloadStorageDialog.java
View file

@ -16,6 +16,7 @@ import com.cappielloantonio.tempo.R;
import com.cappielloantonio.tempo.databinding.DialogDeleteDownloadStorageBinding;
import com.cappielloantonio.tempo.util.DownloadUtil;
import com.cappielloantonio.tempo.util.ExternalAudioReader;
import com.cappielloantonio.tempo.util.ExternalDownloadMetadataStore;
import com.cappielloantonio.tempo.util.Preferences;
import com.google.android.material.dialog.MaterialAlertDialogBuilder;
@ -47,7 +48,10 @@ public class DeleteDownloadStorageDialog extends DialogFragment {
if (dialog != null) {
Button positiveButton = dialog.getButton(Dialog.BUTTON_POSITIVE);
positiveButton.setOnClickListener(v -> {
DownloadUtil.getDownloadTracker(requireContext()).removeAll();
if (Preferences.getDownloadDirectoryUri() == null) {
DownloadUtil.getDownloadTracker(requireContext()).removeAll();
}
String uriString = Preferences.getDownloadDirectoryUri();
if (uriString != null) {
DocumentFile directory = DocumentFile.fromTreeUri(requireContext(), Uri.parse(uriString));
@ -57,6 +61,7 @@ public class DeleteDownloadStorageDialog extends DialogFragment {
}
}
ExternalAudioReader.refreshCache();
ExternalDownloadMetadataStore.clear();
}
dialog.dismiss();
});

2
app/src/main/java/com/cappielloantonio/tempo/ui/dialog/DownloadDirectoryPickerDialog.java
View file

@ -13,6 +13,7 @@ import androidx.fragment.app.DialogFragment;
import com.google.android.material.dialog.MaterialAlertDialogBuilder;
import com.cappielloantonio.tempo.R;
import com.cappielloantonio.tempo.util.ExternalAudioReader;
import com.cappielloantonio.tempo.util.Preferences;
public class DownloadDirectoryPickerDialog extends DialogFragment {
@ -37,6 +38,7 @@ public class DownloadDirectoryPickerDialog extends DialogFragment {
);
Preferences.setDownloadDirectoryUri(uri.toString());
ExternalAudioReader.refreshCache();
Toast.makeText(requireContext(), "Download directory set:\n" + uri.toString(), Toast.LENGTH_LONG).show();
}

5
app/src/main/java/com/cappielloantonio/tempo/ui/fragment/AlbumPageFragment.java
View file

@ -138,10 +138,7 @@ public class AlbumPageFragment extends Fragment implements ClickCallback {
songs.stream().map(Download::new).collect(Collectors.toList())
);
} else {
MappingUtil.mapMediaItems(songs).forEach(media -> {
String title = media.mediaMetadata.title != null ? media.mediaMetadata.title.toString() : media.mediaId;
ExternalAudioWriter.downloadToUserDirectory(requireContext(), media, title);
});
songs.forEach(child -> ExternalAudioWriter.downloadToUserDirectory(requireContext(), child));
}
});
return true;

5
app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DirectoryFragment.java
View file

@ -117,10 +117,7 @@ public class DirectoryFragment extends Fragment implements ClickCallback {
songs.stream().map(Download::new).collect(Collectors.toList())
);
} else {
MappingUtil.mapMediaItems(songs).forEach(media -> {
String title = media.mediaMetadata.title != null ? media.mediaMetadata.title.toString() : media.mediaId;
ExternalAudioWriter.downloadToUserDirectory(requireContext(), media, title);
});
songs.forEach(child -> ExternalAudioWriter.downloadToUserDirectory(requireContext(), child));
}
}
});

2
app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DownloadFragment.java
View file

@ -28,6 +28,7 @@ import com.cappielloantonio.tempo.subsonic.models.Child;
import com.cappielloantonio.tempo.ui.activity.MainActivity;
import com.cappielloantonio.tempo.ui.adapter.DownloadHorizontalAdapter;
import com.cappielloantonio.tempo.util.Constants;
import com.cappielloantonio.tempo.util.ExternalAudioReader;
import com.cappielloantonio.tempo.util.Preferences;
import com.cappielloantonio.tempo.viewmodel.DownloadViewModel;
import com.google.android.material.appbar.MaterialToolbar;
@ -289,6 +290,7 @@ public class DownloadFragment extends Fragment implements ClickCallback {
Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION
);
Preferences.setDownloadDirectoryUri(uri.toString());
ExternalAudioReader.refreshCache();
Toast.makeText(requireContext(), "Download directory set", Toast.LENGTH_SHORT).show();
}
}

4
app/src/main/java/com/cappielloantonio/tempo/ui/fragment/PlayerCoverFragment.java
View file

@ -123,9 +123,7 @@ public class PlayerCoverFragment extends Fragment {
new Download(song)
);
} else {
MediaItem item = MappingUtil.mapMediaItem(song);
String title = item.mediaMetadata.title != null ? item.mediaMetadata.title.toString() : item.mediaId;
ExternalAudioWriter.downloadToUserDirectory(requireContext(), item, title);
ExternalAudioWriter.downloadToUserDirectory(requireContext(), song);
}
});

19
app/src/main/java/com/cappielloantonio/tempo/ui/fragment/PlaylistPageFragment.java
View file

@ -144,19 +144,16 @@ public class PlaylistPageFragment extends Fragment implements ClickCallback {
if (isVisible() && getActivity() != null) {
if (Preferences.getDownloadDirectoryUri() == null) {
DownloadUtil.getDownloadTracker(requireContext()).download(
MappingUtil.mapDownloads(songs),
songs.stream().map(child -> {
Download toDownload = new Download(child);
toDownload.setPlaylistId(playlistPageViewModel.getPlaylist().getId());
toDownload.setPlaylistName(playlistPageViewModel.getPlaylist().getName());
return toDownload;
}).collect(Collectors.toList())
MappingUtil.mapDownloads(songs),
songs.stream().map(child -> {
Download toDownload = new Download(child);
toDownload.setPlaylistId(playlistPageViewModel.getPlaylist().getId());
toDownload.setPlaylistName(playlistPageViewModel.getPlaylist().getName());
return toDownload;
}).collect(Collectors.toList())
);
} else {
MappingUtil.mapMediaItems(songs).forEach(media -> {
String title = media.mediaMetadata.title != null ? media.mediaMetadata.title.toString() : media.mediaId;
ExternalAudioWriter.downloadToUserDirectory(requireContext(), media, title);
});
songs.forEach(child -> ExternalAudioWriter.downloadToUserDirectory(requireContext(), child));
}
}
});

1
app/src/main/java/com/cappielloantonio/tempo/ui/fragment/SettingsFragment.java
View file

@ -428,6 +428,7 @@ public class SettingsFragment extends PreferenceFragmentCompat {
if (current != null) {
Preferences.setDownloadDirectoryUri(null);
Preferences.setDownloadStoragePreference(0);
ExternalAudioReader.refreshCache();
Toast.makeText(requireContext(), "Download folder cleared.", Toast.LENGTH_SHORT).show();
checkStorage();
checkDownloadDirectory();

23
app/src/main/java/com/cappielloantonio/tempo/ui/fragment/bottomsheetdialog/AlbumBottomSheetDialog.java
View file

@ -38,6 +38,7 @@ import com.cappielloantonio.tempo.util.MappingUtil;
import com.cappielloantonio.tempo.util.MusicUtil;
import com.cappielloantonio.tempo.util.Preferences;
import com.cappielloantonio.tempo.util.ExternalAudioWriter;
import com.cappielloantonio.tempo.util.ExternalAudioReader;
import com.cappielloantonio.tempo.viewmodel.AlbumBottomSheetViewModel;
import com.cappielloantonio.tempo.viewmodel.HomeViewModel;
import com.google.android.material.bottomsheet.BottomSheetDialogFragment;
@ -167,10 +168,7 @@ public class AlbumBottomSheetDialog extends BottomSheetDialogFragment implements
if (Preferences.getDownloadDirectoryUri() == null) {
DownloadUtil.getDownloadTracker(requireContext()).download(mediaItems, downloads);
} else {
MappingUtil.mapMediaItems(songs).forEach(media -> {
String title = media.mediaMetadata.title != null ? media.mediaMetadata.title.toString() : media.mediaId;
ExternalAudioWriter.downloadToUserDirectory(requireContext(), media, title);
});
songs.forEach(child -> ExternalAudioWriter.downloadToUserDirectory(requireContext(), child));
}
dismissBottomSheet();
});
@ -196,7 +194,11 @@ public class AlbumBottomSheetDialog extends BottomSheetDialogFragment implements
List<Download> downloads = songs.stream().map(Download::new).collect(Collectors.toList());
removeAll.setOnClickListener(v -> {
DownloadUtil.getDownloadTracker(requireContext()).remove(mediaItems, downloads);
if (Preferences.getDownloadDirectoryUri() == null) {
DownloadUtil.getDownloadTracker(requireContext()).remove(mediaItems, downloads);
} else {
songs.forEach(ExternalAudioReader::delete);
}
dismissBottomSheet();
});
});
@ -246,8 +248,15 @@ public class AlbumBottomSheetDialog extends BottomSheetDialogFragment implements
albumBottomSheetViewModel.getAlbumTracks().observe(getViewLifecycleOwner(), songs -> {
List<MediaItem> mediaItems = MappingUtil.mapDownloads(songs);
if (Preferences.getDownloadDirectoryUri() == null && DownloadUtil.getDownloadTracker(requireContext()).areDownloaded(mediaItems)) {
removeAll.setVisibility(View.VISIBLE);
if (Preferences.getDownloadDirectoryUri() == null) {
if (DownloadUtil.getDownloadTracker(requireContext()).areDownloaded(mediaItems)) {
removeAll.setVisibility(View.VISIBLE);
} else {
removeAll.setVisibility(View.GONE);
}
} else {
boolean hasLocal = songs.stream().anyMatch(song -> ExternalAudioReader.getUri(song) != null);
removeAll.setVisibility(hasLocal ? View.VISIBLE : View.GONE);
}
});
}

4
app/src/main/java/com/cappielloantonio/tempo/ui/fragment/bottomsheetdialog/SongBottomSheetDialog.java
View file

@ -164,15 +164,13 @@ public class SongBottomSheetDialog extends BottomSheetDialogFragment implements
TextView download = view.findViewById(R.id.download_text_view);
download.setOnClickListener(v -> {
MediaItem item = MappingUtil.mapMediaItem(song);
String title = item.mediaMetadata.title != null ? item.mediaMetadata.title.toString() : item.mediaId;
if (Preferences.getDownloadDirectoryUri() == null) {
DownloadUtil.getDownloadTracker(requireContext()).download(
MappingUtil.mapDownload(song),
new Download(song)
);
} else {
ExternalAudioWriter.downloadToUserDirectory(requireContext(), item, title);
ExternalAudioWriter.downloadToUserDirectory(requireContext(), song);
}
dismissBottomSheet();
});

7
app/src/main/java/com/cappielloantonio/tempo/util/Constants.kt
View file

@ -85,6 +85,13 @@ object Constants {
const val MEDIA_LEAST_RECENTLY_STARRED = "MEDIA_LEAST_RECENTLY_STARRED"
const val DOWNLOAD_URI = "rest/download"
const val ACTION_PLAY_EXTERNAL_DOWNLOAD = "com.cappielloantonio.tempo.action.PLAY_EXTERNAL_DOWNLOAD"
const val EXTRA_DOWNLOAD_URI = "EXTRA_DOWNLOAD_URI"
const val EXTRA_DOWNLOAD_MEDIA_ID = "EXTRA_DOWNLOAD_MEDIA_ID"
const val EXTRA_DOWNLOAD_TITLE = "EXTRA_DOWNLOAD_TITLE"
const val EXTRA_DOWNLOAD_ARTIST = "EXTRA_DOWNLOAD_ARTIST"
const val EXTRA_DOWNLOAD_ALBUM = "EXTRA_DOWNLOAD_ALBUM"
const val EXTRA_DOWNLOAD_DURATION = "EXTRA_DOWNLOAD_DURATION"
const val DOWNLOAD_TYPE_TRACK = "download_type_track"
const val DOWNLOAD_TYPE_ALBUM = "download_type_album"

35
app/src/main/java/com/cappielloantonio/tempo/util/ExternalAudioReader.java
View file

@ -10,8 +10,10 @@ import com.cappielloantonio.tempo.subsonic.models.PodcastEpisode;
import java.text.Normalizer;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
public class ExternalAudioReader {
@ -36,6 +38,7 @@ public class ExternalAudioReader {
if (uriString == null) {
cache.clear();
cachedDirUri = null;
ExternalDownloadMetadataStore.clear();
return;
}
@ -43,12 +46,36 @@ public class ExternalAudioReader {
cache.clear();
DocumentFile directory = DocumentFile.fromTreeUri(App.getContext(), Uri.parse(uriString));
Map<String, Long> expectedSizes = ExternalDownloadMetadataStore.snapshot();
Set<String> verifiedKeys = new HashSet<>();
if (directory != null && directory.canRead()) {
for (DocumentFile file : directory.listFiles()) {
if (file == null || file.isDirectory()) continue;
String existing = file.getName();
if (existing != null) {
String base = existing.replaceFirst("\\.[^\\.]+$", "");
cache.put(normalizeForComparison(base), file);
if (existing == null) continue;
String base = existing.replaceFirst("\\.[^\\.]+$", "");
String key = normalizeForComparison(base);
Long expected = expectedSizes.get(key);
long actualLength = file.length();
if (expected != null && expected > 0 && actualLength == expected) {
cache.put(key, file);
verifiedKeys.add(key);
} else {
ExternalDownloadMetadataStore.remove(key);
}
}
}
if (!expectedSizes.isEmpty()) {
if (verifiedKeys.isEmpty()) {
ExternalDownloadMetadataStore.clear();
} else {
for (String key : expectedSizes.keySet()) {
if (!verifiedKeys.contains(key)) {
ExternalDownloadMetadataStore.remove(key);
}
}
}
}
@ -56,7 +83,6 @@ public class ExternalAudioReader {
cachedDirUri = uriString;
}
/** Rebuilds the cache on next access. */
public static synchronized void refreshCache() {
cachedDirUri = null;
cache.clear();
@ -96,6 +122,7 @@ public class ExternalAudioReader {
}
if (deleted) {
cache.remove(key);
ExternalDownloadMetadataStore.remove(key);
}
return deleted;
}

309
app/src/main/java/com/cappielloantonio/tempo/util/ExternalAudioWriter.java
View file

@ -12,8 +12,8 @@ import androidx.core.app.NotificationCompat;
import androidx.documentfile.provider.DocumentFile;
import androidx.media3.common.MediaItem;
import com.cappielloantonio.tempo.util.Preferences;
import com.cappielloantonio.tempo.util.ExternalAudioReader;
import com.cappielloantonio.tempo.subsonic.models.Child;
import com.cappielloantonio.tempo.ui.activity.MainActivity;
import java.io.InputStream;
import java.io.OutputStream;
@ -21,9 +21,19 @@ import java.net.HttpURLConnection;
import java.net.URL;
import java.text.Normalizer;
import java.util.Locale;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class ExternalAudioWriter {
private static final ExecutorService EXECUTOR = Executors.newSingleThreadExecutor();
private static final int BUFFER_SIZE = 8192;
private static final int CONNECT_TIMEOUT_MS = 15_000;
private static final int READ_TIMEOUT_MS = 60_000;
private ExternalAudioWriter() {
}
private static String sanitizeFileName(String name) {
String sanitized = name.replaceAll("[\\/:*?\\\"<>|]", "_");
sanitized = sanitized.replaceAll("\\s+", " ").trim();
@ -40,6 +50,7 @@ public class ExternalAudioWriter {
private static DocumentFile findFile(DocumentFile dir, String fileName) {
String normalized = normalizeForComparison(fileName);
for (DocumentFile file : dir.listFiles()) {
if (file.isDirectory()) continue;
String existing = file.getName();
if (existing != null && normalizeForComparison(existing).equals(normalized)) {
return file;
@ -48,115 +59,182 @@ public class ExternalAudioWriter {
return null;
}
public static void downloadToUserDirectory(Context context, MediaItem mediaItem, String fallbackName) {
new Thread(() -> {
String uriString = Preferences.getDownloadDirectoryUri();
public static void downloadToUserDirectory(Context context, Child child) {
if (context == null || child == null) {
return;
}
Context appContext = context.getApplicationContext();
MediaItem mediaItem = MappingUtil.mapDownload(child);
String fallbackName = child.getTitle() != null ? child.getTitle() : child.getId();
EXECUTOR.execute(() -> performDownload(appContext, mediaItem, fallbackName, child));
}
if (uriString == null) {
notifyUnavailable(context);
private static void performDownload(Context context, MediaItem mediaItem, String fallbackName, Child child) {
String uriString = Preferences.getDownloadDirectoryUri();
if (uriString == null) {
notifyUnavailable(context);
return;
}
DocumentFile directory = DocumentFile.fromTreeUri(context, Uri.parse(uriString));
if (directory == null || !directory.canWrite()) {
notifyFailure(context, "Cannot write to folder.");
return;
}
String artist = child.getArtist() != null ? child.getArtist() : "";
String title = child.getTitle() != null ? child.getTitle() : fallbackName;
String album = child.getAlbum() != null ? child.getAlbum() : "";
String baseName = artist.isEmpty() ? title : artist + " - " + title;
if (!album.isEmpty()) baseName += " (" + album + ")";
if (baseName.isEmpty()) {
baseName = fallbackName != null ? fallbackName : "download";
}
String metadataKey = normalizeForComparison(baseName);
Uri mediaUri = mediaItem != null && mediaItem.requestMetadata != null
? mediaItem.requestMetadata.mediaUri
: null;
if (mediaUri == null) {
notifyFailure(context, "Invalid media URI.");
ExternalDownloadMetadataStore.remove(metadataKey);
return;
}
String scheme = mediaUri.getScheme();
if (scheme == null || (!scheme.equalsIgnoreCase("http") && !scheme.equalsIgnoreCase("https"))) {
notifyFailure(context, "Unsupported media URI.");
ExternalDownloadMetadataStore.remove(metadataKey);
return;
}
HttpURLConnection connection = null;
DocumentFile targetFile = null;
try {
connection = (HttpURLConnection) new URL(mediaUri.toString()).openConnection();
connection.setConnectTimeout(CONNECT_TIMEOUT_MS);
connection.setReadTimeout(READ_TIMEOUT_MS);
connection.setRequestProperty("Accept-Encoding", "identity");
connection.connect();
int responseCode = connection.getResponseCode();
if (responseCode >= HttpURLConnection.HTTP_BAD_REQUEST) {
notifyFailure(context, "Server returned " + responseCode);
ExternalDownloadMetadataStore.remove(metadataKey);
return;
}
Uri treeUri = Uri.parse(uriString);
DocumentFile directory = DocumentFile.fromTreeUri(context, treeUri);
if (directory == null || !directory.canWrite()) {
notifyFailure(context, "Cannot write to folder.");
String mimeType = connection.getContentType();
if (mimeType == null || mimeType.isEmpty()) {
mimeType = "application/octet-stream";
}
String extension = MimeTypeMap.getSingleton().getExtensionFromMimeType(mimeType);
if (extension == null || extension.isEmpty()) {
String suffix = child.getSuffix();
if (suffix != null && !suffix.isEmpty()) {
extension = suffix;
} else {
extension = "bin";
}
}
String sanitized = sanitizeFileName(baseName);
if (sanitized.isEmpty()) sanitized = sanitizeFileName(fallbackName);
if (sanitized.isEmpty()) sanitized = "download";
String fileName = sanitized + "." + extension;
DocumentFile existingFile = findFile(directory, fileName);
long remoteLength = connection.getContentLengthLong();
Long recordedSize = ExternalDownloadMetadataStore.getSize(metadataKey);
if (existingFile != null && existingFile.exists()) {
long localLength = existingFile.length();
boolean matches = false;
if (remoteLength > 0 && localLength == remoteLength) {
matches = true;
} else if (remoteLength <= 0 && recordedSize != null && localLength == recordedSize) {
matches = true;
}
if (matches) {
ExternalDownloadMetadataStore.recordSize(metadataKey, localLength);
ExternalAudioReader.refreshCache();
notifyExists(context, fileName);
return;
} else {
existingFile.delete();
ExternalDownloadMetadataStore.remove(metadataKey);
}
}
targetFile = directory.createFile(mimeType, fileName);
if (targetFile == null) {
notifyFailure(context, "Failed to create file.");
return;
}
try {
Uri mediaUri = mediaItem.requestMetadata.mediaUri;
if (mediaUri == null) {
notifyFailure(context, "Invalid media URI.");
Uri targetUri = targetFile.getUri();
try (InputStream in = connection.getInputStream();
OutputStream out = context.getContentResolver().openOutputStream(targetUri)) {
if (out == null) {
notifyFailure(context, "Cannot open output stream.");
targetFile.delete();
return;
}
String scheme = mediaUri.getScheme();
if (scheme == null || (!scheme.equals("http") && !scheme.equals("https"))) {
notifyExists(context, fallbackName);
byte[] buffer = new byte[BUFFER_SIZE];
int len;
long total = 0;
while ((len = in.read(buffer)) != -1) {
out.write(buffer, 0, len);
total += len;
}
out.flush();
if (total <= 0) {
targetFile.delete();
ExternalDownloadMetadataStore.remove(metadataKey);
notifyFailure(context, "Empty download.");
return;
}
HttpURLConnection connection = (HttpURLConnection) new URL(mediaUri.toString()).openConnection();
connection.connect();
String mimeType = connection.getContentType();
if (mimeType == null) mimeType = "application/octet-stream";
String extension = MimeTypeMap.getSingleton().getExtensionFromMimeType(mimeType);
if (extension == null) extension = "bin";
String artist = mediaItem.mediaMetadata.artist != null ? mediaItem.mediaMetadata.artist.toString() : "";
String title = mediaItem.mediaMetadata.title != null ? mediaItem.mediaMetadata.title.toString() : fallbackName;
String album = mediaItem.mediaMetadata.albumTitle != null ? mediaItem.mediaMetadata.albumTitle.toString() : "";
String name = artist.isEmpty() ? title : artist + " - " + title;
if (!album.isEmpty()) name += " (" + album + ")";
String sanitized = sanitizeFileName(name);
String fullName = sanitized + "." + extension;
DocumentFile existingFile = findFile(directory, fullName);
long remoteLength = connection.getContentLengthLong();
if (existingFile != null && existingFile.exists()) {
long localLength = existingFile.length();
if (remoteLength > 0 && localLength == remoteLength) {
notifyExists(context, fullName);
return;
} else {
existingFile.delete();
}
}
DocumentFile targetFile = directory.createFile(mimeType, fullName);
if (targetFile == null) {
notifyFailure(context, "Failed to create file.");
if (remoteLength > 0 && total != remoteLength) {
targetFile.delete();
ExternalDownloadMetadataStore.remove(metadataKey);
notifyFailure(context, "Incomplete download.");
return;
}
try (InputStream in = connection.getInputStream();
OutputStream out = context.getContentResolver().openOutputStream(targetFile.getUri())) {
if (out == null) {
notifyFailure(context, "Cannot open output stream.");
return;
}
byte[] buffer = new byte[8192];
int len;
long total = 0;
while ((len = in.read(buffer)) != -1) {
out.write(buffer, 0, len);
total += len;
}
if (remoteLength > 0 && total != remoteLength) {
targetFile.delete();
notifyFailure(context, "Incomplete download.");
} else {
notifySuccess(context, fullName);
ExternalAudioReader.refreshCache();
}
}
} catch (Exception e) {
notifyFailure(context, e.getMessage());
ExternalDownloadMetadataStore.recordSize(metadataKey, total);
notifySuccess(context, fileName, child, targetUri);
ExternalAudioReader.refreshCache();
}
}).start();
} catch (Exception e) {
if (targetFile != null) {
targetFile.delete();
}
ExternalDownloadMetadataStore.remove(metadataKey);
notifyFailure(context, e.getMessage() != null ? e.getMessage() : "Download failed");
} finally {
if (connection != null) {
connection.disconnect();
}
}
}
private static void notifyUnavailable(Context context) {
NotificationManager manager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
Intent settingsIntent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
Uri.fromParts("package", context.getPackageName(), null));
Uri.fromParts("package", context.getPackageName(), null));
PendingIntent openSettings = PendingIntent.getActivity(context, 0, settingsIntent,
PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_IMMUTABLE);
PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_IMMUTABLE);
NotificationCompat.Builder builder = new NotificationCompat.Builder(context, DownloadUtil.DOWNLOAD_NOTIFICATION_CHANNEL_ID)
.setContentTitle("No download folder set")
.setContentText("Tap to set one in settings")
.setSmallIcon(android.R.drawable.stat_notify_error)
.setPriority(NotificationCompat.PRIORITY_LOW)
.setSilent(true)
.setContentIntent(openSettings)
.setAutoCancel(true);
.setContentTitle("No download folder set")
.setContentText("Tap to set one in settings")
.setSmallIcon(android.R.drawable.stat_notify_error)
.setPriority(NotificationCompat.PRIORITY_LOW)
.setSilent(true)
.setContentIntent(openSettings)
.setAutoCancel(true);
manager.notify(1011, builder.build());
}
@ -164,30 +242,63 @@ public class ExternalAudioWriter {
private static void notifyFailure(Context context, String message) {
NotificationManager manager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
NotificationCompat.Builder builder = new NotificationCompat.Builder(context, DownloadUtil.DOWNLOAD_NOTIFICATION_CHANNEL_ID)
.setContentTitle("Download failed")
.setContentText(message)
.setSmallIcon(android.R.drawable.stat_notify_error)
.setAutoCancel(true);
.setContentTitle("Download failed")
.setContentText(message)
.setSmallIcon(android.R.drawable.stat_notify_error)
.setAutoCancel(true);
manager.notify((int) System.currentTimeMillis(), builder.build());
}
private static void notifySuccess(Context context, String name) {
private static void notifySuccess(Context context, String name, Child child, Uri fileUri) {
NotificationManager manager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
NotificationCompat.Builder builder = new NotificationCompat.Builder(context, DownloadUtil.DOWNLOAD_NOTIFICATION_CHANNEL_ID)
.setContentTitle("Download complete")
.setContentText(name)
.setSmallIcon(android.R.drawable.stat_sys_download_done)
.setAutoCancel(true);
.setContentTitle("Download complete")
.setContentText(name)
.setSmallIcon(android.R.drawable.stat_sys_download_done)
.setAutoCancel(true);
PendingIntent playIntent = buildPlayIntent(context, child, fileUri);
if (playIntent != null) {
builder.setContentIntent(playIntent);
}
manager.notify((int) System.currentTimeMillis(), builder.build());
}
private static void notifyExists(Context context, String name) {
NotificationManager manager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
NotificationCompat.Builder builder = new NotificationCompat.Builder(context, DownloadUtil.DOWNLOAD_NOTIFICATION_CHANNEL_ID)
.setContentTitle("Already downloaded")
.setContentText(name)
.setSmallIcon(android.R.drawable.stat_sys_warning)
.setAutoCancel(true);
.setContentTitle("Already downloaded")
.setContentText(name)
.setSmallIcon(android.R.drawable.stat_sys_warning)
.setAutoCancel(true);
manager.notify((int) System.currentTimeMillis(), builder.build());
}
private static PendingIntent buildPlayIntent(Context context, Child child, Uri fileUri) {
if (fileUri == null) return null;
Intent intent = new Intent(context, MainActivity.class)
.setAction(Constants.ACTION_PLAY_EXTERNAL_DOWNLOAD)
.putExtra(Constants.EXTRA_DOWNLOAD_URI, fileUri.toString())
.putExtra(Constants.EXTRA_DOWNLOAD_MEDIA_ID, child.getId())
.putExtra(Constants.EXTRA_DOWNLOAD_TITLE, child.getTitle())
.putExtra(Constants.EXTRA_DOWNLOAD_ARTIST, child.getArtist())
.putExtra(Constants.EXTRA_DOWNLOAD_ALBUM, child.getAlbum())
.putExtra(Constants.EXTRA_DOWNLOAD_DURATION, child.getDuration() != null ? child.getDuration() : 0)
.addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP | Intent.FLAG_ACTIVITY_CLEAR_TOP);
int requestCode;
if (child.getId() != null) {
requestCode = Math.abs(child.getId().hashCode());
} else {
requestCode = Math.abs(fileUri.toString().hashCode());
}
return PendingIntent.getActivity(
context,
requestCode,
intent,
PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_IMMUTABLE
);
}
}

123
app/src/main/java/com/cappielloantonio/tempo/util/ExternalDownloadMetadataStore.java Normal file
View file

@ -0,0 +1,123 @@
package com.cappielloantonio.tempo.util;
import android.content.SharedPreferences;
import androidx.annotation.Nullable;
import com.cappielloantonio.tempo.App;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
public final class ExternalDownloadMetadataStore {
private static final String PREF_KEY = "external_download_metadata";
private ExternalDownloadMetadataStore() {
}
private static SharedPreferences preferences() {
return App.getInstance().getPreferences();
}
private static JSONObject readAll() {
String raw = preferences().getString(PREF_KEY, "{}");
try {
return new JSONObject(raw);
} catch (JSONException e) {
return new JSONObject();
}
}
private static void writeAll(JSONObject object) {
preferences().edit().putString(PREF_KEY, object.toString()).apply();
}
public static synchronized void clear() {
writeAll(new JSONObject());
}
public static synchronized void recordSize(String key, long size) {
if (key == null || size <= 0) {
return;
}
JSONObject object = readAll();
try {
object.put(key, size);
} catch (JSONException ignored) {
}
writeAll(object);
}
public static synchronized void remove(String key) {
if (key == null) {
return;
}
JSONObject object = readAll();
object.remove(key);
writeAll(object);
}
@Nullable
public static synchronized Long getSize(String key) {
if (key == null) {
return null;
}
JSONObject object = readAll();
if (!object.has(key)) {
return null;
}
long size = object.optLong(key, -1L);
return size > 0 ? size : null;
}
public static synchronized Map<String, Long> snapshot() {
JSONObject object = readAll();
if (object.length() == 0) {
return Collections.emptyMap();
}
Map<String, Long> sizes = new HashMap<>();
Iterator<String> keys = object.keys();
while (keys.hasNext()) {
String key = keys.next();
long size = object.optLong(key, -1L);
if (size > 0) {
sizes.put(key, size);
}
}
return sizes;
}
public static synchronized void retainOnly(Set<String> keysToKeep) {
if (keysToKeep == null || keysToKeep.isEmpty()) {
clear();
return;
}
JSONObject object = readAll();
if (object.length() == 0) {
return;
}
Set<String> keys = new HashSet<>();
Iterator<String> iterator = object.keys();
while (iterator.hasNext()) {
keys.add(iterator.next());
}
boolean changed = false;
for (String key : keys) {
if (!keysToKeep.contains(key)) {
object.remove(key);
changed = true;
}
}
if (changed) {
writeAll(object);
}
}
}

4
app/src/main/java/com/cappielloantonio/tempo/util/Preferences.kt
View file

@ -460,6 +460,10 @@ object Preferences {
@JvmStatic
fun setDownloadDirectoryUri(uri: String?) {
val current = App.getInstance().preferences.getString(DOWNLOAD_DIRECTORY_URI, null)
if (current != uri) {
ExternalDownloadMetadataStore.clear()
}
App.getInstance().preferences.edit().putString(DOWNLOAD_DIRECTORY_URI, uri).apply()
}