qBittorrent/src/torrentAddition.h

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/*
* 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 TORRENTADDITION_H
#define TORRENTADDITION_H
#include <QDir>
#include <QFileDialog>
#include <QFile>
#include <fstream>
#include <QMessageBox>
#include <QMenu>
#include <QSettings>
#include <QStandardItemModel>
#include <QHeaderView>
#include <libtorrent/session.hpp>
#include <libtorrent/bencode.hpp>
#include "bittorrent.h"
#include "misc.h"
#include "PropListDelegate.h"
#include "ui_addTorrentDialog.h"
#include "arborescence.h"
#include "torrentPersistentData.h"
using namespace libtorrent;
class torrentAdditionDialog : public QDialog, private Ui_addTorrentDialog{
Q_OBJECT
private:
bittorrent *BTSession;
QString fileName;
QString hash;
QString filePath;
QString from_url;
QStandardItemModel *PropListModel;
PropListDelegate *PropDelegate;
unsigned int nbFiles;
boost::intrusive_ptr<torrent_info> t;
public:
torrentAdditionDialog(QWidget *parent, bittorrent* _BTSession) : QDialog(parent) {
setupUi(this);
setAttribute(Qt::WA_DeleteOnClose);
BTSession = _BTSession;
// Set Properties list model
PropListModel = new QStandardItemModel(0,5);
PropListModel->setHeaderData(NAME, Qt::Horizontal, tr("File name"));
PropListModel->setHeaderData(SIZE, Qt::Horizontal, tr("Size"));
PropListModel->setHeaderData(PROGRESS, Qt::Horizontal, tr("Progress"));
PropListModel->setHeaderData(PRIORITY, Qt::Horizontal, tr("Priority"));
torrentContentList->setModel(PropListModel);
torrentContentList->hideColumn(PROGRESS);
torrentContentList->hideColumn(INDEX);
PropDelegate = new PropListDelegate();
torrentContentList->setItemDelegate(PropDelegate);
connect(torrentContentList, SIGNAL(clicked(const QModelIndex&)), torrentContentList, SLOT(edit(const QModelIndex&)));
connect(torrentContentList, SIGNAL(customContextMenuRequested(const QPoint&)), this, SLOT(displayFilesListMenu(const QPoint&)));
connect(actionIgnored, SIGNAL(triggered()), this, SLOT(ignoreSelection()));
connect(actionNormal, SIGNAL(triggered()), this, SLOT(normalSelection()));
connect(actionHigh, SIGNAL(triggered()), this, SLOT(highSelection()));
connect(actionMaximum, SIGNAL(triggered()), this, SLOT(maximumSelection()));
connect(collapseAllButton, SIGNAL(clicked()), torrentContentList, SLOT(collapseAll()));
connect(expandAllButton, SIGNAL(clicked()), torrentContentList, SLOT(expandAll()));
torrentContentList->header()->resizeSection(0, 200);
//torrentContentList->header()->setResizeMode(0, QHeaderView::Stretch);
QString home = QDir::homePath();
if(home[home.length()-1] != QDir::separator()){
home += QDir::separator();
}
QSettings settings(QString::fromUtf8("qBittorrent"), QString::fromUtf8("qBittorrent"));
savePathTxt->setText(settings.value(QString::fromUtf8("LastDirTorrentAdd"), home+QString::fromUtf8("qBT_dir")).toString());
if(settings.value("Preferences/Downloads/StartInPause", false).toBool()) {
addInPause->setChecked(true);
addInPause->setEnabled(false);
}
}
~torrentAdditionDialog() {
delete PropDelegate;
delete PropListModel;
}
void showLoad(QString filePath, QString from_url=QString::null){
if(!QFile::exists(filePath)) {
close();
return;
}
this->filePath = filePath;
this->from_url = from_url;
// Getting torrent file informations
try {
t = new torrent_info(filePath.toLocal8Bit().data());
} catch(std::exception&) {
qDebug("Caught error loading torrent");
if(!from_url.isNull()){
BTSession->addConsoleMessage(tr("Unable to decode torrent file:")+QString::fromUtf8(" '")+from_url+QString::fromUtf8("'"), QString::fromUtf8("red"));
QFile::remove(filePath);
}else{
BTSession->addConsoleMessage(tr("Unable to decode torrent file:")+QString::fromUtf8(" '")+filePath+QString::fromUtf8("'"), QString::fromUtf8("red"));
}
close();
return;
}
nbFiles = t->num_files();
// Setting file name
fileName = misc::toQString(t->name());
hash = misc::toQString(t->info_hash());
// Use left() to remove .old extension
QString newFileName;
if(fileName.endsWith(QString::fromUtf8(".old"))){
newFileName = fileName.left(fileName.size()-4);
}else{
newFileName = fileName;
}
fileNameLbl->setText(QString::fromUtf8("<center><b>")+newFileName+QString::fromUtf8("</b></center>"));
// List files in torrent
arborescence *arb = new arborescence(t);
addFilesToTree(arb->getRoot(), PropListModel->invisibleRootItem());
delete arb;
connect(PropListModel, SIGNAL(itemChanged(QStandardItem*)), this, SLOT(updatePriorities(QStandardItem*)));
//torrentContentList->expandAll();
connect(savePathTxt, SIGNAL(textChanged(QString)), this, SLOT(updateDiskSpaceLabels()));
updateDiskSpaceLabels();
show();
}
void addFilesToTree(const torrent_file *root, QStandardItem *parent) {
QList<QStandardItem*> child;
// Name
QStandardItem *first;
if(root->isDir()) {
first = new QStandardItem(QIcon(":/Icons/oxygen/folder.png"), root->name());
} else {
first = new QStandardItem(QIcon(":/Icons/oxygen/file.png"), root->name());
}
child << first;
// Size
child << new QStandardItem(misc::toQString(root->getSize()));
// Hidden progress
child << new QStandardItem("");
// Prio
child << new QStandardItem(misc::toQString(NORMAL));
// INDEX
child << new QStandardItem(misc::toQString(root->getIndex()));
// Add the child to the tree
parent->appendRow(child);
// set row Color
setItemColor(first->index(), "green");
// Add children
QList<const torrent_file*> children = root->getChildren();
foreach(const torrent_file *child, children) {
addFilesToTree(child, first);
}
}
public slots:
// priority is the new priority of given item
void updateParentsPriority(QStandardItem *item, int priority) {
QStandardItem *parent = item->parent();
if(!parent) return;
// Check if children have different priorities
// then folder must have NORMAL priority
unsigned int rowCount = parent->rowCount();
for(unsigned int i=0; i<rowCount; ++i) {
if(parent->child(i, PRIORITY)->text().toInt() != priority) {
QStandardItem *grandFather = parent->parent();
if(!grandFather) {
grandFather = PropListModel->invisibleRootItem();
}
QStandardItem *parentPrio = grandFather->child(parent->row(), PRIORITY);
if(parentPrio->text().toInt() != NORMAL) {
parentPrio->setText(misc::toQString(NORMAL));
setItemColor(parentPrio->index(), "green");
// Recursively update ancesters of this parent too
updateParentsPriority(grandFather->child(parent->row()), priority);
}
return;
}
}
// All the children have the same priority
// Parent folder should have the same priority too
QStandardItem *grandFather = parent->parent();
if(!grandFather) {
grandFather = PropListModel->invisibleRootItem();
}
QStandardItem *parentPrio = grandFather->child(parent->row(), PRIORITY);
if(parentPrio->text().toInt() != priority) {
parentPrio->setText(misc::toQString(priority));
if(priority == IGNORED)
setItemColor(parentPrio->index(), "red");
else
setItemColor(parentPrio->index(), "green");
// Recursively update ancesters of this parent too
updateParentsPriority(grandFather->child(parent->row()), priority);
}
}
void updateChildrenPriority(QStandardItem *item, int priority) {
QStandardItem *parent = item->parent();
if(!parent) {
parent = PropListModel->invisibleRootItem();
}
parent = parent->child(item->row());
unsigned int rowCount = parent->rowCount();
for(unsigned int i=0; i<rowCount; ++i) {
QStandardItem * childPrio = parent->child(i, PRIORITY);
if(childPrio->text().toInt() != priority) {
childPrio->setText(misc::toQString(priority));
if(priority == IGNORED)
setItemColor(childPrio->index(), "red");
else
setItemColor(childPrio->index(), "green");
// recursively update children of this child too
updateChildrenPriority(parent->child(i), priority);
}
}
}
void updatePriorities(QStandardItem *item) {
qDebug("Priority changed");
// First we disable the signal/slot on item edition
// temporarily so that it doesn't mess with our manual updates
disconnect(PropListModel, SIGNAL(itemChanged(QStandardItem*)), this, SLOT(updatePriorities(QStandardItem*)));
QStandardItem *parent = item->parent();
if(!parent) {
parent = PropListModel->invisibleRootItem();
}
int priority = parent->child(item->row(), PRIORITY)->text().toInt();
if(priority == IGNORED)
setItemColor(item->index(), "red");
else
setItemColor(item->index(), "green");
// Update parents priorities
updateParentsPriority(item, priority);
// If this is not a directory, then there are
// no children to update
if(parent->child(item->row(), INDEX)->text().toInt() == -1) {
// Updating children
qDebug("Priority changed for a folder to %d", priority);
updateChildrenPriority(item, priority);
}
// Reconnect the signal/slot on item edition so that we
// get future updates
connect(PropListModel, SIGNAL(itemChanged(QStandardItem*)), this, SLOT(updatePriorities(QStandardItem*)));
// Update disk space labels
updateDiskSpaceLabels();
}
void updateDiskSpaceLabels() {
long long available = misc::freeDiskSpaceOnPath(savePathTxt->text());
2009-09-07 00:13:18 +04:00
lbl_disk_space->setText(misc::friendlyUnit(available));
// Determine torrent size
unsigned long long torrent_size = 0;
int nbFiles = t->num_files();
int *priorities = new int[nbFiles];
getPriorities(PropListModel->invisibleRootItem(), priorities);
for(int i=0; i<nbFiles; ++i) {
if(priorities[i] > 0)
torrent_size += t->file_at(i).size;
}
lbl_torrent_size->setText(misc::friendlyUnit(torrent_size));
// Check if free space is sufficient
if(available > 0) {
if((unsigned long long)available > torrent_size) {
// Space is sufficient
label_space_msg->setText(tr("(%1 left after torrent download)", "e.g. (100MiB left after torrent download)").arg(misc::friendlyUnit(available-torrent_size)));
} else {
// Space is unsufficient
label_space_msg->setText("<font color=\"red\">"+tr("(%1 more are required to download)", "e.g. (100MiB more are required to download)").arg(misc::friendlyUnit(torrent_size-available))+"</font>");
}
} else {
// Available disk space is unknown
label_space_msg->setText("");
}
}
void on_browseButton_clicked(){
QString dir;
QDir saveDir(savePathTxt->text());
if(saveDir.exists()){
dir = QFileDialog::getExistingDirectory(this, tr("Choose save path"), savePathTxt->text());
}else{
dir = QFileDialog::getExistingDirectory(this, tr("Choose save path"), QDir::homePath());
}
if(!dir.isNull()){
savePathTxt->setText(dir);
}
}
void on_CancelButton_clicked(){
close();
}
// Set the color of a row in data model
void setItemColor(QModelIndex index, QString color){
for(int i=0; i<PropListModel->columnCount(); ++i){
PropListModel->setData(index.sibling(index.row(), i), QVariant(QColor(color)), Qt::ForegroundRole);
}
}
bool allFiltered() const {
unsigned int nbRows = PropListModel->rowCount();
for(unsigned int i=0; i<nbRows; ++i){
if(PropListModel->data(PropListModel->index(i, PRIORITY)).toInt() != IGNORED)
return false;
}
return true;
}
void displayFilesListMenu(const QPoint&){
if(nbFiles == 1) return;
QMenu myFilesLlistMenu(this);
QModelIndex index;
// Enable/disable pause/start action given the DL state
QModelIndexList selectedIndexes = torrentContentList->selectionModel()->selectedIndexes();
myFilesLlistMenu.setTitle(tr("Priority"));
myFilesLlistMenu.addAction(actionIgnored);
myFilesLlistMenu.addAction(actionNormal);
myFilesLlistMenu.addAction(actionHigh);
myFilesLlistMenu.addAction(actionMaximum);
// Call menu
myFilesLlistMenu.exec(QCursor::pos());
}
void ignoreSelection(){
QModelIndexList selectedIndexes = torrentContentList->selectionModel()->selectedIndexes();
foreach(const QModelIndex &index, selectedIndexes){
if(index.column() == PRIORITY){
PropListModel->setData(index, QVariant(IGNORED));
setItemColor(index, "red");
}
}
}
void normalSelection(){
QModelIndexList selectedIndexes = torrentContentList->selectionModel()->selectedIndexes();
foreach(const QModelIndex &index, selectedIndexes){
if(index.column() == PRIORITY){
PropListModel->setData(index, QVariant(NORMAL));
setItemColor(index, "green");
}
}
}
void highSelection(){
QModelIndexList selectedIndexes = torrentContentList->selectionModel()->selectedIndexes();
foreach(const QModelIndex &index, selectedIndexes){
if(index.column() == PRIORITY){
PropListModel->setData(index, QVariant(HIGH));
setItemColor(index, "green");
}
}
}
void maximumSelection(){
QModelIndexList selectedIndexes = torrentContentList->selectionModel()->selectedIndexes();
foreach(const QModelIndex &index, selectedIndexes){
if(index.column() == PRIORITY){
PropListModel->setData(index, QVariant(MAXIMUM));
setItemColor(index, "green");
}
}
}
void getPriorities(QStandardItem *parent, int *priorities) {
unsigned int nbRows = parent->rowCount();
for(unsigned int i=0; i<nbRows; ++i){
QStandardItem *item = parent->child(i, INDEX);
int index = item->text().toInt();
if(index < 0) {
qDebug("getPriorities(), found a folder, checking its children");
getPriorities(parent->child(i), priorities);
} else {
item = parent->child(i, PRIORITY);
qDebug("getPriorities(), found priority %d for file at index %d", item->text().toInt(), index);
priorities[index] = item->text().toInt();
}
}
}
void savePiecesPriorities(){
qDebug("Saving pieces priorities");
int *priorities = new int[nbFiles];
getPriorities(PropListModel->invisibleRootItem(), priorities);
std::vector<int> vect_prio;
for(unsigned int i=0; i<nbFiles; ++i) {
vect_prio.push_back(priorities[i]);
}
delete[] priorities;
TorrentTempData::setFilesPriority(hash, vect_prio);
}
void on_OkButton_clicked(){
QDir savePath(savePathTxt->text());
if(savePathTxt->text().trimmed().isEmpty()){
QMessageBox::critical(0, tr("Empty save path"), tr("Please enter a save path"));
return;
}
// Check if savePath exists
if(!savePath.exists()){
if(!savePath.mkpath(savePath.path())){
QMessageBox::critical(0, tr("Save path creation error"), tr("Could not create the save path"));
return;
}
}
// Save savepath
TorrentTempData::setSavePath(hash, savePath.path());
// Save last dir to remember it
QSettings settings(QString::fromUtf8("qBittorrent"), QString::fromUtf8("qBittorrent"));
settings.setValue(QString::fromUtf8("LastDirTorrentAdd"), savePathTxt->text());
// Create .incremental file if necessary
TorrentTempData::setSequential(hash, checkIncrementalDL->isChecked());
// Check if there is at least one selected file
if(allFiltered()){
QMessageBox::warning(0, tr("Invalid file selection"), tr("You must select at least one file in the torrent"));
return;
}
// save filtered files
savePiecesPriorities();
// Add to download list
QTorrentHandle h = BTSession->addTorrent(filePath, false, from_url);
if(addInPause->isChecked() && h.is_valid())
h.pause();
close();
}
};
#endif