Clementine-audio-player-Mac.../src/internet/podcasts/podcastdownloader.h

125 lines
3.3 KiB
C++

/* This file is part of Clementine.
Copyright 2012, David Sansome <me@davidsansome.com>
Copyright 2014, John Maguire <john.maguire@gmail.com>
Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.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/>.
*/
#ifndef INTERNET_PODCASTS_PODCASTDOWNLOADER_H_
#define INTERNET_PODCASTS_PODCASTDOWNLOADER_H_
#include <QFile>
#include <QList>
#include <QObject>
#include <QQueue>
#include <QRegExp>
#include <QSet>
#include <memory>
#include "core/network.h"
#include "podcast.h"
#include "podcastepisode.h"
#ifdef Q_OS_WIN
#include <time.h>
#else
#include <sys/time.h>
#endif
class Application;
class PodcastBackend;
class QNetworkAccessManager;
namespace PodcastDownload {
enum State { NotDownloading, Queued, Downloading, Finished };
}
class Task : public QObject {
Q_OBJECT
public:
Task(PodcastEpisode episode, QFile* file, PodcastBackend* backend);
PodcastEpisode episode() const;
signals:
void ProgressChanged(const PodcastEpisode& episode,
PodcastDownload::State state, int percent);
void finished(Task* task);
public slots:
void finishedPublic();
private slots:
void reading();
void downloadProgressInternal(qint64 received, qint64 total);
void finishedInternal();
private:
std::unique_ptr<QFile> file_;
PodcastEpisode episode_;
QNetworkRequest req_;
PodcastBackend* backend_;
std::unique_ptr<NetworkAccessManager> network_;
std::unique_ptr<RedirectFollower> repl;
};
class PodcastDownloader : public QObject {
Q_OBJECT
public:
explicit PodcastDownloader(Application* app, QObject* parent = nullptr);
static const char* kSettingsGroup;
PodcastEpisodeList EpisodesDownloading(const PodcastEpisodeList& episodes);
QString DefaultDownloadDir() const;
public slots:
// Adds the episode to the download queue
void DownloadEpisode(const PodcastEpisode& episode);
void cancelDownload(const PodcastEpisodeList& episodes);
signals:
void ProgressChanged(const PodcastEpisode& episode,
PodcastDownload::State state, int percent);
private slots:
void ReloadSettings();
void SubscriptionAdded(const Podcast& podcast);
void EpisodesAdded(const PodcastEpisodeList& episodes);
void ReplyFinished(Task* task);
private:
QString FilenameForEpisode(const QString& directory,
const PodcastEpisode& episode) const;
QString SanitiseFilenameComponent(const QString& text) const;
private:
Application* app_;
PodcastBackend* backend_;
QNetworkAccessManager* network_;
QRegExp disallowed_filename_characters_;
bool auto_download_;
QString download_dir_;
QList<Task*> list_tasks_;
};
#endif // INTERNET_PODCASTS_PODCASTDOWNLOADER_H_