qBittorrent/src/misc.h
2010-04-10 14:17:26 +00:00

125 lines
4.3 KiB
C++

/*
* Bittorrent Client using Qt4 and libtorrent.
* Copyright (C) 2006 Christophe Dumez
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give permission to
* link this program with the OpenSSL project's "OpenSSL" library (or with
* modified versions of it that use the same license as the "OpenSSL" library),
* and distribute the linked executables. You must obey the GNU General Public
* License in all respects for all of the code used other than "OpenSSL". If you
* modify file(s), you may extend this exception to your version of the file(s),
* but you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*
* Contact : chris@qbittorrent.org
*/
#ifndef MISC_H
#define MISC_H
#include <sstream>
#include <QString>
#include <QThread>
#include <ctime>
#include <boost/date_time/posix_time/posix_time_types.hpp>
#include <boost/date_time/posix_time/conversion.hpp>
#include <QPoint>
#include <libtorrent/torrent_info.hpp>
#include <libtorrent/torrent_handle.hpp>
using namespace libtorrent;
/* Miscellaneaous functions that can be useful */
class misc : public QObject{
Q_OBJECT
public:
static inline QString toQString(std::string str) {
return QString::fromLocal8Bit(str.c_str());
}
static inline QString toQString(char* str) {
return QString::fromLocal8Bit(str);
}
static inline QString toQString(sha1_hash hash) {
std::ostringstream o;
o << hash;
return QString(o.str().c_str());
}
static inline sha1_hash QStringToSha1(const QString& s) {
std::istringstream i(s.toStdString());
sha1_hash x;
i>>x;
return x;
}
static QString truncateRootFolder(boost::intrusive_ptr<torrent_info> t);
static QString truncateRootFolder(torrent_handle h);
static QString updateLabelInSavePath(const QString& defaultSavePath, QString save_path, const QString old_label, const QString new_label);
static bool sameFiles(QString path1, QString path2);
static void copyDir(QString src_path, QString dst_path);
// Introduced in v2.1.0 for backward compatibility
// Remove after some releases
static void moveToXDGFolders();
static QString toValidFileSystemName(QString filename);
static bool isValidFileSystemName(QString filename);
/* Ported from Qt4 to drop dependency on QtGui */
static QString QDesktopServicesDataLocation();
static QString QDesktopServicesCacheLocation();
/* End of Qt4 code */
#ifndef DISABLE_GUI
// Get screen center
static QPoint screenCenter(QWidget *win);
#endif
static QString searchEngineLocation();
static QString BTBackupLocation();
static QString cacheLocation();
static long long freeDiskSpaceOnPath(QString path);
// return best userfriendly storage unit (B, KiB, MiB, GiB, TiB)
// use Binary prefix standards from IEC 60027-2
// see http://en.wikipedia.org/wiki/Kilobyte
// value must be given in bytes
static QString friendlyUnit(double val);
static bool isPreviewable(QString extension);
static bool removeEmptyTree(QString path);
static QString magnetUriToName(QString magnet_uri);
static QString magnetUriToHash(QString magnet_uri);
static QString boostTimeToQString(const boost::optional<boost::posix_time::ptime> boostDate);
// Replace ~ in path
static QString expandPath(QString path);
// Take a number of seconds and return an user-friendly
// time duration like "1d 2h 10m".
static QString userFriendlyDuration(qlonglong seconds);
};
// Trick to get a portable sleep() function
class SleeperThread : public QThread {
public:
static void msleep(unsigned long msecs)
{
QThread::msleep(msecs);
}
};
#endif