/**
* This method should be called in the prepare-methods of menus. It changes the visibility of the
* menu items depending on a FeedItem's attributes.
*
* @param mi An instance of MenuInterface that the method uses to change a MenuItem's visibility
* @param selectedItem The FeedItem for which the menu is supposed to be prepared
* @param showExtendedMenu True if MenuItems that let the user share information about the
* FeedItem and visit its website should be set visible. This parameter should be set to false
* if the menu space is limited.
* @param queueAccess Used for testing if the queue contains the selected item
* @return Returns true if selectedItem is not null.
*/
public static boolean onPrepareMenu(
MenuInterface mi, FeedItem selectedItem, boolean showExtendedMenu, QueueAccess queueAccess) {
if (selectedItem == null) {
return false;
}
DownloadRequester requester = DownloadRequester.getInstance();
boolean hasMedia = selectedItem.getMedia() != null;
boolean downloaded = hasMedia && selectedItem.getMedia().isDownloaded();
boolean downloading = hasMedia && requester.isDownloadingFile(selectedItem.getMedia());
boolean notLoadedAndNotLoading = hasMedia && (!downloaded) && (!downloading);
boolean isPlaying = hasMedia && selectedItem.getState() == FeedItem.State.PLAYING;
FeedItem.State state = selectedItem.getState();
if (!isPlaying) {
mi.setItemVisibility(R.id.skip_episode_item, false);
}
if (!downloaded || isPlaying) {
mi.setItemVisibility(R.id.play_item, false);
mi.setItemVisibility(R.id.remove_item, false);
}
if (!notLoadedAndNotLoading) {
mi.setItemVisibility(R.id.download_item, false);
}
if (!(notLoadedAndNotLoading | downloading) | isPlaying) {
mi.setItemVisibility(R.id.stream_item, false);
}
if (!downloading) {
mi.setItemVisibility(R.id.cancel_download_item, false);
}
boolean isInQueue = queueAccess.contains(selectedItem.getId());
if (!isInQueue || isPlaying) {
mi.setItemVisibility(R.id.remove_from_queue_item, false);
}
if (!(!isInQueue && selectedItem.getMedia() != null)) {
mi.setItemVisibility(R.id.add_to_queue_item, false);
}
if (!showExtendedMenu || selectedItem.getLink() == null) {
mi.setItemVisibility(R.id.share_link_item, false);
}
if (!AppConfig.DEBUG
|| !(state == FeedItem.State.IN_PROGRESS || state == FeedItem.State.READ)) {
mi.setItemVisibility(R.id.mark_unread_item, false);
}
if (!(state == FeedItem.State.NEW || state == FeedItem.State.IN_PROGRESS)) {
mi.setItemVisibility(R.id.mark_read_item, false);
}
if (!showExtendedMenu || selectedItem.getLink() == null) {
mi.setItemVisibility(R.id.visit_website_item, false);
}
if (selectedItem.getPaymentLink() == null || !selectedItem.getFlattrStatus().flattrable()) {
mi.setItemVisibility(R.id.support_item, false);
}
return true;
}
/**
* Waits for completed requests. Once the first request has been taken, the method will wait
* WAIT_TIMEOUT ms longer to collect more completed requests.
*
* @return Collected feeds or null if the method has been interrupted during the first waiting
* period.
*/
private List<Feed> collectCompletedRequests() {
List<Feed> results = new LinkedList<Feed>();
DownloadRequester requester = DownloadRequester.getInstance();
int tasks = 0;
try {
DownloadRequest request = completedRequests.take();
parserService.submit(new FeedParserTask(request));
tasks++;
} catch (InterruptedException e) {
return null;
}
tasks += pollCompletedDownloads();
isCollectingRequests = true;
if (requester.isDownloadingFeeds()) {
// wait for completion of more downloads
long startTime = System.currentTimeMillis();
long currentTime = startTime;
while (requester.isDownloadingFeeds() && (currentTime - startTime) < WAIT_TIMEOUT) {
try {
if (BuildConfig.DEBUG)
Log.d(TAG, "Waiting for " + (startTime + WAIT_TIMEOUT - currentTime) + " ms");
sleep(startTime + WAIT_TIMEOUT - currentTime);
} catch (InterruptedException e) {
if (BuildConfig.DEBUG) Log.d(TAG, "interrupted while waiting for more downloads");
tasks += pollCompletedDownloads();
} finally {
currentTime = System.currentTimeMillis();
}
}
tasks += pollCompletedDownloads();
}
isCollectingRequests = false;
for (int i = 0; i < tasks; i++) {
try {
Feed f = parserService.take().get();
if (f != null) {
results.add(f);
}
} catch (InterruptedException e) {
e.printStackTrace();
} catch (ExecutionException e) {
e.printStackTrace();
}
}
return results;
}
@Override
public void run() {
if (BuildConfig.DEBUG) Log.d(TAG, "downloadCompletionThread was started");
while (!isInterrupted()) {
try {
Downloader downloader = downloadExecutor.take().get();
if (BuildConfig.DEBUG) Log.d(TAG, "Received 'Download Complete' - message.");
removeDownload(downloader);
DownloadStatus status = downloader.getResult();
boolean successful = status.isSuccessful();
final int type = status.getFeedfileType();
if (successful) {
if (type == Feed.FEEDFILETYPE_FEED) {
handleCompletedFeedDownload(downloader.getDownloadRequest());
} else if (type == FeedImage.FEEDFILETYPE_FEEDIMAGE) {
handleCompletedImageDownload(status, downloader.getDownloadRequest());
} else if (type == FeedMedia.FEEDFILETYPE_FEEDMEDIA) {
handleCompletedFeedMediaDownload(status, downloader.getDownloadRequest());
}
} else {
numberOfDownloads.decrementAndGet();
if (!status.isCancelled()) {
if (status.getReason() == DownloadError.ERROR_UNAUTHORIZED) {
postAuthenticationNotification(downloader.getDownloadRequest());
} else if (status.getReason() == DownloadError.ERROR_HTTP_DATA_ERROR
&& Integer.valueOf(status.getReasonDetailed())
== HttpStatus.SC_REQUESTED_RANGE_NOT_SATISFIABLE) {
Log.d(TAG, "Requested invalid range, restarting download from the beginning");
FileUtils.deleteQuietly(
new File(downloader.getDownloadRequest().getDestination()));
DownloadRequester.getInstance()
.download(DownloadService.this, downloader.getDownloadRequest());
} else {
Log.e(TAG, "Download failed");
saveDownloadStatus(status);
handleFailedDownload(status, downloader.getDownloadRequest());
}
}
sendDownloadHandledIntent();
queryDownloadsAsync();
}
} catch (InterruptedException e) {
if (BuildConfig.DEBUG) Log.d(TAG, "DownloadCompletionThread was interrupted");
} catch (ExecutionException e) {
e.printStackTrace();
numberOfDownloads.decrementAndGet();
}
}
if (BuildConfig.DEBUG) Log.d(TAG, "End of downloadCompletionThread");
}
public static boolean onMenuItemClicked(Context context, int menuItemId, FeedItem selectedItem)
throws DownloadRequestException {
DownloadRequester requester = DownloadRequester.getInstance();
switch (menuItemId) {
case R.id.skip_episode_item:
context.sendBroadcast(new Intent(PlaybackService.ACTION_SKIP_CURRENT_EPISODE));
break;
case R.id.download_item:
DBTasks.downloadFeedItems(context, selectedItem);
break;
case R.id.play_item:
DBTasks.playMedia(context, selectedItem.getMedia(), true, true, false);
break;
case R.id.remove_item:
DBWriter.deleteFeedMediaOfItem(context, selectedItem.getMedia().getId());
break;
case R.id.cancel_download_item:
requester.cancelDownload(context, selectedItem.getMedia());
break;
case R.id.mark_read_item:
DBWriter.markItemRead(context, selectedItem, true, true);
break;
case R.id.mark_unread_item:
DBWriter.markItemRead(context, selectedItem, false, true);
break;
case R.id.add_to_queue_item:
DBWriter.addQueueItem(context, selectedItem.getId());
break;
case R.id.remove_from_queue_item:
DBWriter.removeQueueItem(context, selectedItem.getId(), true);
break;
case R.id.stream_item:
DBTasks.playMedia(context, selectedItem.getMedia(), true, true, true);
break;
case R.id.visit_website_item:
Uri uri = Uri.parse(selectedItem.getLink());
context.startActivity(new Intent(Intent.ACTION_VIEW, uri));
break;
case R.id.support_item:
DBTasks.flattrItemIfLoggedIn(context, selectedItem);
break;
case R.id.share_link_item:
ShareUtils.shareFeedItemLink(context, selectedItem);
break;
default:
return false;
}
// Refresh menu state
return true;
}
/** Check if there's something else to download, otherwise stop */
void queryDownloads() {
if (AppConfig.DEBUG) {
Log.d(TAG, numberOfDownloads.get() + " downloads left");
}
if (numberOfDownloads.get() <= 0 && DownloadRequester.getInstance().hasNoDownloads()) {
if (AppConfig.DEBUG)
Log.d(TAG, "Number of downloads is " + numberOfDownloads.get() + ", attempting shutdown");
stopSelf();
} else {
setupNotificationUpdater();
startForeground(NOTIFICATION_ID, updateNotifications());
}
}
public static boolean onMenuItemClicked(Context context, MenuItem item, FeedItem selectedItem)
throws DownloadRequestException {
DownloadRequester requester = DownloadRequester.getInstance();
FeedManager manager = FeedManager.getInstance();
switch (item.getItemId()) {
case R.id.download_item:
manager.downloadFeedItem(context, selectedItem);
break;
case R.id.play_item:
manager.playMedia(context, selectedItem.getMedia(), true, true, false);
break;
case R.id.remove_item:
manager.deleteFeedMedia(context, selectedItem.getMedia());
break;
case R.id.cancel_download_item:
requester.cancelDownload(context, selectedItem.getMedia());
break;
case R.id.mark_read_item:
manager.markItemRead(context, selectedItem, true, true);
break;
case R.id.mark_unread_item:
manager.markItemRead(context, selectedItem, false, true);
break;
case R.id.add_to_queue_item:
manager.addQueueItem(context, selectedItem);
break;
case R.id.remove_from_queue_item:
manager.removeQueueItem(context, selectedItem);
break;
case R.id.stream_item:
manager.playMedia(context, selectedItem.getMedia(), true, true, true);
break;
case R.id.visit_website_item:
Uri uri = Uri.parse(selectedItem.getLink());
context.startActivity(new Intent(Intent.ACTION_VIEW, uri));
break;
case R.id.support_item:
new FlattrClickWorker(context, selectedItem.getPaymentLink()).executeAsync();
break;
case R.id.share_link_item:
ShareUtils.shareFeedItemLink(context, selectedItem);
break;
default:
return false;
}
// Refresh menu state
return true;
}
@Override
protected Void doInBackground(Void... params) {
File f = null;
if (image.getFile_url() != null) {
f = new File(image.getFile_url());
}
if (image.getFile_url() != null && f.exists()) {
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
BitmapFactory.decodeFile(image.getFile_url(), options);
int sampleSize = calculateSampleSize(options.outWidth, options.outHeight);
options.inJustDecodeBounds = false;
options.inSampleSize = sampleSize;
decodedBitmap = BitmapFactory.decodeFile(image.getFile_url(), options);
if (decodedBitmap == null) {
Log.i(
TAG,
"Bitmap could not be decoded in custom sample size. Trying default sample size (path was "
+ image.getFile_url()
+ ")");
decodedBitmap = BitmapFactory.decodeFile(image.getFile_url());
}
if (decodedBitmap != null) {
bitmap =
Bitmap.createScaledBitmap(decodedBitmap, PREFERRED_LENGTH, PREFERRED_LENGTH, false);
if (baseLength == LENGTH_BASE_COVER) {
addBitmapToCoverCache(image.getId(), bitmap);
} else if (baseLength == LENGTH_BASE_THUMBNAIL) {
addBitmapToThumbnailCache(image.getId(), bitmap);
}
} else {
Log.w(TAG, "Could not load bitmap. Using default image.");
bitmap = BitmapFactory.decodeResource(target.getResources(), R.drawable.default_cover);
}
if (AppConfig.DEBUG) Log.d(TAG, "Finished loading bitmaps");
} else {
Log.e(TAG, "FeedImage has no valid file url. Using default image");
bitmap = BitmapFactory.decodeResource(target.getResources(), R.drawable.default_cover);
if (image.getFile_url() != null
&& !DownloadRequester.getInstance().isDownloadingFile(image)) {
FeedManager.getInstance().notifyInvalidImageFile(PodcastApp.getInstance(), image);
}
}
return null;
}
public static boolean onPrepareMenu(Menu menu, FeedItem selectedItem) {
FeedManager manager = FeedManager.getInstance();
DownloadRequester requester = DownloadRequester.getInstance();
boolean hasMedia = selectedItem.getMedia() != null;
boolean downloaded = hasMedia && selectedItem.getMedia().isDownloaded();
boolean downloading = hasMedia && requester.isDownloadingFile(selectedItem.getMedia());
boolean notLoadedAndNotLoading = hasMedia && (!downloaded) && (!downloading);
FeedItem.State state = selectedItem.getState();
menu.findItem(R.id.play_item).setVisible(downloaded);
menu.findItem(R.id.remove_item).setVisible(downloaded);
menu.findItem(R.id.download_item).setVisible(notLoadedAndNotLoading);
menu.findItem(R.id.stream_item).setVisible(notLoadedAndNotLoading | downloading);
menu.findItem(R.id.cancel_download_item).setVisible(downloading);
boolean isInQueue = manager.isInQueue(selectedItem);
menu.findItem(R.id.remove_from_queue_item).setVisible(isInQueue);
menu.findItem(R.id.add_to_queue_item).setVisible(!isInQueue && selectedItem.getMedia() != null);
menu.findItem(R.id.share_link_item).setVisible(selectedItem.getLink() != null);
menu.findItem(R.id.mark_unread_item)
.setVisible(state == FeedItem.State.IN_PROGRESS || state == FeedItem.State.READ);
menu.findItem(R.id.mark_read_item)
.setVisible(state == FeedItem.State.NEW || state == FeedItem.State.IN_PROGRESS);
if (selectedItem.getLink() != null) {
menu.findItem(R.id.visit_website_item).setVisible(true);
}
if (selectedItem.getPaymentLink() != null) {
menu.findItem(R.id.support_item).setVisible(true);
}
return true;
}
@SuppressLint("NewApi")
@Override
public void onCreate() {
if (AppConfig.DEBUG) Log.d(TAG, "Service started");
isRunning = true;
handler = new Handler();
completedDownloads = Collections.synchronizedList(new ArrayList<DownloadStatus>());
downloads = new ArrayList<Downloader>();
numberOfDownloads = new AtomicInteger(0);
IntentFilter cancelDownloadReceiverFilter = new IntentFilter();
cancelDownloadReceiverFilter.addAction(ACTION_CANCEL_ALL_DOWNLOADS);
cancelDownloadReceiverFilter.addAction(ACTION_CANCEL_DOWNLOAD);
registerReceiver(cancelDownloadReceiver, cancelDownloadReceiverFilter);
syncExecutor =
Executors.newSingleThreadExecutor(
new ThreadFactory() {
@Override
public Thread newThread(Runnable r) {
Thread t = new Thread(r);
t.setPriority(Thread.MIN_PRIORITY);
return t;
}
});
downloadExecutor =
new ExecutorCompletionService<Downloader>(
Executors.newFixedThreadPool(
NUM_PARALLEL_DOWNLOADS,
new ThreadFactory() {
@Override
public Thread newThread(Runnable r) {
Thread t = new Thread(r);
t.setPriority(Thread.MIN_PRIORITY);
return t;
}
}));
schedExecutor =
new ScheduledThreadPoolExecutor(
SCHED_EX_POOL_SIZE,
new ThreadFactory() {
@Override
public Thread newThread(Runnable r) {
Thread t = new Thread(r);
t.setPriority(Thread.MIN_PRIORITY);
return t;
}
},
new RejectedExecutionHandler() {
@Override
public void rejectedExecution(Runnable r, ThreadPoolExecutor executor) {
Log.w(TAG, "SchedEx rejected submission of new task");
}
});
downloadCompletionThread.start();
setupNotificationBuilders();
requester = DownloadRequester.getInstance();
}
@Override
protected void onCreate(Bundle savedInstanceState) {
setTheme(PodcastApp.getThemeResourceId());
super.onCreate(savedInstanceState);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
StorageUtils.checkStorageAvailability(this);
setContentView(R.layout.addfeed);
requester = DownloadRequester.getInstance();
progDialog = new ProgressDialog(this);
etxtFeedurl = (EditText) findViewById(R.id.etxtFeedurl);
butBrowseMiroGuide = (Button) findViewById(R.id.butBrowseMiroguide);
butOpmlImport = (Button) findViewById(R.id.butOpmlImport);
butGreaderImport = (Button) findViewById(R.id.butGreaderImport);
butConfirm = (Button) findViewById(R.id.butConfirm);
butCancel = (Button) findViewById(R.id.butCancel);
butBrowseMiroGuide.setOnClickListener(
new OnClickListener() {
@Override
public void onClick(View v) {
startActivity(new Intent(AddFeedActivity.this, MiroGuideMainActivity.class));
}
});
butOpmlImport.setOnClickListener(
new OnClickListener() {
@Override
public void onClick(View v) {
startActivity(new Intent(AddFeedActivity.this, OpmlImportFromPathActivity.class));
}
});
butGreaderImport.setOnClickListener(
new OnClickListener() {
@Override
public void onClick(View v) {
startActivity(new Intent(AddFeedActivity.this, GoogleReaderImportActivity.class));
}
});
butConfirm.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
addNewFeed();
}
});
butCancel.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
setResult(RESULT_CANCELED);
finish();
}
});
}