qBittorrent/src/torrentimportdlg.cpp
2011-04-17 15:50:51 +00:00

307 lines
10 KiB
C++

/*
* Bittorrent Client using Qt4 and libtorrent.
* Copyright (C) 2010 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
*/
#include <QFileDialog>
#include <QMessageBox>
#include <QDebug>
#include "torrentimportdlg.h"
#include "ui_torrentimportdlg.h"
#include "qinisettings.h"
#include "qbtsession.h"
#include "torrentpersistentdata.h"
#include "iconprovider.h"
using namespace libtorrent;
TorrentImportDlg::TorrentImportDlg(QWidget *parent) :
QDialog(parent),
ui(new Ui::TorrentImportDlg)
{
ui->setupUi(this);
// Icons
ui->lbl_info->setPixmap(IconProvider::instance()->getIcon("dialog-information").pixmap(ui->lbl_info->height()));
ui->lbl_info->setFixedWidth(ui->lbl_info->height());
ui->importBtn->setIcon(IconProvider::instance()->getIcon("document-import"));
// Libtorrent < 0.15 does not support skipping file checking
#if LIBTORRENT_VERSION_MINOR < 15
ui->checkSkipCheck->setVisible(false);
#endif
loadSettings();
}
TorrentImportDlg::~TorrentImportDlg()
{
delete ui;
}
void TorrentImportDlg::on_browseTorrentBtn_clicked()
{
QIniSettings settings(QString::fromUtf8("qBittorrent"), QString::fromUtf8("qBittorrent"));
const QString default_dir = settings.value(QString::fromUtf8("MainWindowLastDir"), QDir::homePath()).toString();
// Ask for a torrent file
m_torrentPath = QFileDialog::getOpenFileName(this, tr("Torrent file to import"), default_dir, tr("Torrent files (*.torrent)"));
if(!m_torrentPath.isEmpty()) {
loadTorrent(m_torrentPath);
} else {
ui->lineTorrent->clear();
}
}
void TorrentImportDlg::on_browseContentBtn_clicked()
{
QIniSettings settings(QString::fromUtf8("qBittorrent"), QString::fromUtf8("qBittorrent"));
const QString default_dir = settings.value(QString::fromUtf8("TorrentImport/LastContentDir"), QDir::homePath()).toString();
if(t->num_files() == 1) {
// Single file torrent
#if LIBTORRENT_VERSION_MINOR > 15
const QString file_name = misc::fileName(misc::toQStringU(t->file_at(0).path));
#else
const QString file_name = misc::toQStringU(t->file_at(0).path.filename());
#endif
qDebug("Torrent has only one file: %s", qPrintable(file_name));
QString extension = misc::file_extension(file_name);
qDebug("File extension is : %s", qPrintable(extension));
QString filter;
if(!extension.isEmpty()) {
extension = extension.toUpper();
filter = tr("%1 Files", "%1 is a file extension (e.g. PDF)").arg(extension)+" (*."+extension+")";
}
m_contentPath = QFileDialog::getOpenFileName(this, tr("Please provide the location of %1", "%1 is a file name").arg(file_name), default_dir, filter);
if(m_contentPath.isEmpty() || !QFile(m_contentPath).exists()) {
m_contentPath = QString::null;
ui->importBtn->setEnabled(false);
ui->checkSkipCheck->setEnabled(false);
return;
}
// Update display
#if defined(Q_WS_WIN) || defined(Q_OS_OS2)
ui->lineContent->setText(m_contentPath.replace("/", "\\"));
#else
ui->lineContent->setText(m_contentPath);
#endif
#if LIBTORRENT_VERSION_MINOR >= 15
// Check file size
const qint64 file_size = QFile(m_contentPath).size();
if(t->file_at(0).size == file_size) {
qDebug("The file size matches, allowing fast seeding...");
ui->checkSkipCheck->setEnabled(true);
} else {
qDebug("The file size does not match, forbidding fast seeding...");
ui->checkSkipCheck->setChecked(false);
ui->checkSkipCheck->setEnabled(false);
}
#endif
// Handle file renaming
QStringList parts = m_contentPath.replace("\\", "/").split("/");
QString new_file_name = parts.takeLast();
if(new_file_name != file_name) {
qDebug("The file has been renamed");
QStringList new_parts = m_filesPath.first().split("/");
new_parts.replace(new_parts.count()-1, new_file_name);
m_filesPath.replace(0, new_parts.join("/"));
}
m_contentPath = parts.join("/");
} else {
// multiple files torrent
m_contentPath = QFileDialog::getExistingDirectory(this, tr("Please point to the location of the torrent: %1").arg(misc::toQStringU(t->name())),
default_dir);
if(m_contentPath.isEmpty() || !QDir(m_contentPath).exists()) {
m_contentPath = QString::null;
ui->importBtn->setEnabled(false);
ui->checkSkipCheck->setEnabled(false);
return;
}
// Update the display
#if defined(Q_WS_WIN) || defined(Q_OS_OS2)
ui->lineContent->setText(m_contentPath.replace("/", "\\"));
#else
ui->lineContent->setText(m_contentPath);
#endif
#if LIBTORRENT_VERSION_MINOR >= 15
bool size_mismatch = false;
QDir content_dir(m_contentPath);
// Check file sizes
for(int i=0; i<t->num_files(); ++i) {
#if LIBTORRENT_VERSION_MINOR > 15
const QString rel_path = misc::toQStringU(t->file_at(i).path);
#else
const QString rel_path = misc::toQStringU(t->file_at(i).path.string());
#endif
if(QFile(QDir::cleanPath(content_dir.absoluteFilePath(rel_path))).size() != t->file_at(i).size) {
qDebug("%s is %lld",
qPrintable(QDir::cleanPath(content_dir.absoluteFilePath(rel_path))), (long long int) QFile(QDir::cleanPath(content_dir.absoluteFilePath(rel_path))).size());
qDebug("%s is %lld",
qPrintable(rel_path), (long long int)t->file_at(i).size);
size_mismatch = true;
break;
}
}
if(size_mismatch) {
qDebug("The file size does not match, forbidding fast seeding...");
ui->checkSkipCheck->setChecked(false);
ui->checkSkipCheck->setEnabled(false);
} else {
qDebug("The file size matches, allowing fast seeding...");
ui->checkSkipCheck->setEnabled(true);
}
#endif
}
// Enable the import button
ui->importBtn->setEnabled(true);
}
void TorrentImportDlg::on_importBtn_clicked()
{
saveSettings();
// Has to be accept() and not close()
// or the torrent won't be imported
accept();
}
QString TorrentImportDlg::getTorrentPath() const
{
return m_torrentPath;
}
QString TorrentImportDlg::getContentPath() const
{
return m_contentPath;
}
void TorrentImportDlg::importTorrent()
{
qDebug() << Q_FUNC_INFO << "ENTER";
TorrentImportDlg dlg;
if(dlg.exec()) {
qDebug() << "Loading the torrent file...";
boost::intrusive_ptr<libtorrent::torrent_info> t = dlg.torrent();
if(!t->is_valid())
return;
QString torrent_path = dlg.getTorrentPath();
QString content_path = dlg.getContentPath();
if(torrent_path.isEmpty() || content_path.isEmpty() || !QFile(torrent_path).exists()) {
qWarning() << "Incorrect input, aborting." << torrent_path << content_path;
return;
}
const QString hash = misc::toQString(t->info_hash());
qDebug() << "Torrent hash is" << hash;
TorrentTempData::setSavePath(hash, content_path);
#if LIBTORRENT_VERSION_MINOR >= 15
TorrentTempData::setSeedingMode(hash, dlg.skipFileChecking());
#endif
qDebug("Adding the torrent to the session...");
QBtSession::instance()->addTorrent(torrent_path);
// Remember the last opened folder
QIniSettings settings(QString::fromUtf8("qBittorrent"), QString::fromUtf8("qBittorrent"));
settings.setValue(QString::fromUtf8("MainWindowLastDir"), torrent_path);
settings.setValue("TorrentImport/LastContentDir", content_path);
return;
}
qDebug() << Q_FUNC_INFO << "EXIT";
return;
}
void TorrentImportDlg::loadTorrent(const QString &torrent_path)
{
// Load the torrent file
try {
t = new torrent_info(torrent_path.toUtf8().constData());
if(!t->is_valid() || t->num_files() == 0)
throw std::exception();
} catch(std::exception&) {
ui->browseContentBtn->setEnabled(false);
ui->lineTorrent->clear();
QMessageBox::warning(this, tr("Invalid torrent file"), tr("This is not a valid torrent file."));
return;
}
// The torrent file is valid
misc::truncateRootFolder(t);
// Update display
#if defined(Q_WS_WIN) || defined(Q_OS_OS2)
QString tmp = torrent_path;
ui->lineTorrent->setText(tmp.replace("/", "\\"));
#else
ui->lineTorrent->setText(torrent_path);
#endif
ui->browseContentBtn->setEnabled(true);
// Load the file names
initializeFilesPath();
}
void TorrentImportDlg::initializeFilesPath()
{
m_filesPath.clear();
// Loads files path in the torrent
for(int i=0; i<t->num_files(); ++i) {
#if LIBTORRENT_VERSION_MINOR > 15
m_filesPath << misc::toQStringU(t->file_at(i).path).replace("\\", "/");
#else
m_filesPath << misc::toQStringU(t->file_at(i).path.string()).replace("\\", "/");
#endif
}
}
bool TorrentImportDlg::fileRenamed() const
{
return m_fileRenamed;
}
boost::intrusive_ptr<libtorrent::torrent_info> TorrentImportDlg::torrent() const
{
return t;
}
#if LIBTORRENT_VERSION_MINOR >= 15
bool TorrentImportDlg::skipFileChecking() const
{
return ui->checkSkipCheck->isChecked();
}
#endif
void TorrentImportDlg::loadSettings()
{
QIniSettings settings(QString::fromUtf8("qBittorrent"), QString::fromUtf8("qBittorrent"));
restoreGeometry(settings.value("TorrentImportDlg/dimensions").toByteArray());
}
void TorrentImportDlg::saveSettings()
{
QIniSettings settings(QString::fromUtf8("qBittorrent"), QString::fromUtf8("qBittorrent"));
settings.setValue("TorrentImportDlg/dimensions", saveGeometry());
}
void TorrentImportDlg::closeEvent(QCloseEvent *event)
{
qDebug() << Q_FUNC_INFO;
saveSettings();
QDialog::closeEvent(event);
}