Clementine-audio-player-Mac.../src/internet/groovesharkurlhandler.cpp

79 lines
2.9 KiB
C++

/* This file is part of Clementine.
Copyright 2011, David Sansome <me@davidsansome.com>
Clementine is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Clementine is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#include "groovesharkurlhandler.h"
#include <QTimer>
#include "groovesharkservice.h"
#include "core/logging.h"
GroovesharkUrlHandler::GroovesharkUrlHandler(GroovesharkService* service, QObject* parent)
: UrlHandler(parent),
service_(service),
timer_mark_stream_key_(new QTimer(this)) {
// We have to warn Grooveshark when user has listened for more than 30
// seconds of a song, and when it ends. I guess this is used by Grooveshark
// for statistics and user history.
// To do this, we have TrackAboutToEnd method, and timer_mark_stream_key_ timer.
// It is not perfect, as we may call Grooveshark MarkStreamKeyOver30Secs even
// if user hasn't actually listen to 30 seconds (e.g. stream set to pause
// state) but this is not a big deal and it should be accurate enough anyway.
timer_mark_stream_key_->setInterval(30000);
timer_mark_stream_key_->setSingleShot(true);
connect(timer_mark_stream_key_, SIGNAL(timeout()), SLOT(MarkStreamKeyOver30Secs()));
}
UrlHandler::LoadResult GroovesharkUrlHandler::StartLoading(const QUrl& url) {
qint64 length_nanosec = 0;
QUrl streaming_url;
QStringList ids = url.toString().remove("grooveshark://").split("/");
if (ids.size() < 3) {
qLog(Error) << "Invalid grooveshark URL: " << url.toString();
qLog(Error) << "Should be grooveshark://artist_id/album_id/song_id";
} else {
last_artist_id_ = ids[0];
last_album_id_ = ids[1];
last_song_id_ = ids[2];
streaming_url = service_->GetStreamingUrlFromSongId(last_song_id_, last_artist_id_,
&last_server_id_, &last_stream_key_, &length_nanosec);
qLog(Debug) << "Grooveshark Streaming URL: " << streaming_url;
timer_mark_stream_key_->start();
}
return LoadResult(url, LoadResult::TrackAvailable, streaming_url, length_nanosec);
}
void GroovesharkUrlHandler::TrackAboutToEnd() {
if (timer_mark_stream_key_->isActive()) {
timer_mark_stream_key_->stop();
return;
}
service_->MarkSongComplete(last_song_id_, last_stream_key_, last_server_id_);
}
void GroovesharkUrlHandler::TrackSkipped() {
timer_mark_stream_key_->stop();
}
void GroovesharkUrlHandler::MarkStreamKeyOver30Secs() {
service_->MarkStreamKeyOver30Secs(last_stream_key_, last_server_id_);
}