Пример #1
0
void Lyrics::DownloadInBackground(const MPD::Song &s)
{
	if (s.empty() || s.getArtist().empty() || s.getTitle().empty())
		return;
	
	std::string filename = GenerateFilename(s);
	std::ifstream f(filename.c_str());
	if (f.is_open())
	{
		f.close();
		return;
	}
	Statusbar::msg("Fetching lyrics for \"%s\"...", s.toString(Config.song_status_format_no_colors, Config.tags_separator).c_str());
	
	MPD::Song *s_copy = new MPD::Song(s);
	pthread_mutex_lock(&itsDIBLock);
	if (itsWorkersNumber == itsMaxWorkersNumber)
		itsToDownload.push(s_copy);
	else
	{
		++itsWorkersNumber;
		pthread_t t;
		pthread_attr_t attr;
		pthread_attr_init(&attr);
		pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
		pthread_create(&t, &attr, DownloadInBackgroundImpl, s_copy);
	}
	pthread_mutex_unlock(&itsDIBLock);
}
Пример #2
0
void Lyrics::update()
{
#	ifdef HAVE_CURL_CURL_H
	if (isReadyToTake)
		Take();
	
	if (isDownloadInProgress)
	{
		w.flush();
		w.refresh();
	}
#	endif // HAVE_CURL_CURL_H
	if (ReloadNP)
	{
		const MPD::Song s = myPlaylist->nowPlayingSong();
		if (!s.empty() && !s.getArtist().empty() && !s.getTitle().empty())
		{
			drawHeader();
			itsScrollBegin = 0;
			itsSong = s;
			Load();
		}
		ReloadNP = 0;
	}
}
Пример #3
0
void Lyrics::fetchInBackground(const MPD::Song &s)
{
	auto consumer = [this] {
		std::string lyrics_file;
		while (true)
		{
			MPD::Song qs;
			{
				auto queue = m_shared_queue.acquire();
				assert(queue->first);
				if (queue->second.empty())
				{
					queue->first = false;
					break;
				}
				lyrics_file = lyricsFilename(queue->second.front());
				if (!boost::filesystem::exists(lyrics_file))
					qs = queue->second.front();
				queue->second.pop();
			}
			if (!qs.empty())
			{
				auto lyrics = downloadLyrics(qs, nullptr, m_fetcher);
				if (lyrics)
					saveLyrics(lyrics_file, *lyrics);
			}
		}
	};

	auto queue = m_shared_queue.acquire();
	queue->second.push(s);
	// Start the consumer if it's not running.
	if (!queue->first)
	{
		std::thread t(consumer);
		t.detach();
		queue->first = true;
	}
}