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dolphin/Source/Core/DolphinQt/Config/FilesystemWidget.cpp

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// Copyright 2016 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "DolphinQt/Config/FilesystemWidget.h"
#include <QApplication>
#include <QCoreApplication>
#include <QFileInfo>
#include <QHeaderView>
#include <QMenu>
#include <QStandardItemModel>
#include <QStyleFactory>
#include <QTreeView>
#include <QVBoxLayout>
#include <future>
#include "Common/StringUtil.h"
#include "DiscIO/DiscExtractor.h"
#include "DiscIO/DiscUtils.h"
#include "DiscIO/Filesystem.h"
#include "DiscIO/Volume.h"
#include "DolphinQt/QtUtils/DolphinFileDialog.h"
#include "DolphinQt/QtUtils/ModalMessageBox.h"
#include "DolphinQt/QtUtils/ParallelProgressDialog.h"
#include "DolphinQt/Resources.h"
#include "UICommon/UICommon.h"
constexpr int ENTRY_PARTITION = Qt::UserRole;
constexpr int ENTRY_NAME = Qt::UserRole + 1;
constexpr int ENTRY_TYPE = Qt::UserRole + 2;
enum class EntryType
{
Disc = -2,
Partition = -1,
File = 0,
Dir = 1
};
Q_DECLARE_METATYPE(EntryType);
FilesystemWidget::FilesystemWidget(std::shared_ptr<DiscIO::Volume> volume)
: m_volume(std::move(volume))
{
CreateWidgets();
ConnectWidgets();
PopulateView();
}
FilesystemWidget::~FilesystemWidget() = default;
void FilesystemWidget::CreateWidgets()
{
auto* layout = new QVBoxLayout;
m_tree_model = new QStandardItemModel(0, 2);
m_tree_model->setHorizontalHeaderLabels({tr("Name"), tr("Size")});
m_tree_view = new QTreeView(this);
m_tree_view->setModel(m_tree_model);
m_tree_view->setContextMenuPolicy(Qt::CustomContextMenu);
auto* header = m_tree_view->header();
header->setSectionResizeMode(0, QHeaderView::Stretch);
header->setSectionResizeMode(1, QHeaderView::ResizeToContents);
header->setStretchLastSection(false);
// Windows: Set style to (old) windows, which draws branch lines
#ifdef _WIN32
if (QApplication::style()->objectName() == QStringLiteral("windowsvista"))
m_tree_view->setStyle(QStyleFactory::create(QStringLiteral("windows")));
#endif
layout->addWidget(m_tree_view);
setLayout(layout);
}
void FilesystemWidget::ConnectWidgets()
{
connect(m_tree_view, &QTreeView::customContextMenuRequested, this,
&FilesystemWidget::ShowContextMenu);
}
void FilesystemWidget::PopulateView()
{
// Cache these two icons, the tree will use them a lot.
m_folder_icon = Resources::GetScaledIcon("isoproperties_folder");
m_file_icon = Resources::GetScaledIcon("isoproperties_file");
auto* disc = new QStandardItem(tr("Disc"));
disc->setEditable(false);
disc->setIcon(Resources::GetScaledIcon("isoproperties_disc"));
disc->setData(QVariant::fromValue(EntryType::Disc), ENTRY_TYPE);
m_tree_model->appendRow(disc);
m_tree_view->expand(disc->index());
const auto& partitions = m_volume->GetPartitions();
for (size_t i = 0; i < partitions.size(); i++)
{
auto* item = new QStandardItem;
item->setEditable(false);
item->setIcon(Resources::GetScaledIcon("isoproperties_disc"));
item->setData(static_cast<qlonglong>(i), ENTRY_PARTITION);
item->setData(QVariant::fromValue(EntryType::Partition), ENTRY_TYPE);
PopulateDirectory(static_cast<int>(i), item, partitions[i]);
disc->appendRow(item);
if (m_volume->GetGamePartition() == partitions[i])
m_tree_view->expand(item->index());
}
if (partitions.empty())
PopulateDirectory(-1, disc, DiscIO::PARTITION_NONE);
}
void FilesystemWidget::PopulateDirectory(int partition_id, QStandardItem* root,
const DiscIO::Partition& partition)
{
auto partition_type = m_volume->GetPartitionType(partition);
auto game_id = m_volume->GetGameID(partition);
auto title_id = m_volume->GetTitleID(partition);
QString text = root->text();
if (!text.isEmpty())
text += QStringLiteral(" - ");
if (partition_type)
{
QString partition_type_str;
switch (partition_type.value())
{
case DiscIO::PARTITION_DATA:
partition_type_str = tr("Data Partition (%1)").arg(partition_type.value());
break;
case DiscIO::PARTITION_UPDATE:
partition_type_str = tr("Update Partition (%1)").arg(partition_type.value());
break;
case DiscIO::PARTITION_CHANNEL:
partition_type_str = tr("Channel Partition (%1)").arg(partition_type.value());
break;
case DiscIO::PARTITION_INSTALL:
partition_type_str = tr("Install Partition (%1)").arg(partition_type.value());
break;
default:
partition_type_str =
tr("Other Partition (%1)").arg(partition_type.value(), 8, 16, QLatin1Char('0'));
break;
}
text += partition_type_str + QStringLiteral(" - ");
}
text += QString::fromStdString(game_id);
if (title_id)
{
text += QStringLiteral(" - %1 (").arg(title_id.value(), 16, 16, QLatin1Char('0'));
for (u32 i = 0; i < 4; i++)
{
char c = static_cast<char>(title_id.value() >> 8 * (3 - i));
if (IsPrintableCharacter(c))
text += QLatin1Char(c);
else
text += QLatin1Char('.');
}
text += QLatin1Char(')');
}
root->setText(text);
const DiscIO::FileSystem* const file_system = m_volume->GetFileSystem(partition);
if (file_system)
PopulateDirectory(partition_id, root, file_system->GetRoot());
}
void FilesystemWidget::PopulateDirectory(int partition_id, QStandardItem* root,
const DiscIO::FileInfo& directory)
{
for (const auto& info : directory)
{
auto* item = new QStandardItem(QString::fromStdString(info.GetName()));
item->setEditable(false);
item->setIcon(info.IsDirectory() ? m_folder_icon : m_file_icon);
if (info.IsDirectory())
PopulateDirectory(partition_id, item, info);
item->setData(partition_id, ENTRY_PARTITION);
item->setData(QString::fromStdString(info.GetPath()), ENTRY_NAME);
item->setData(QVariant::fromValue(info.IsDirectory() ? EntryType::Dir : EntryType::File),
ENTRY_TYPE);
const auto size = info.GetTotalSize();
auto* size_item = new QStandardItem(QString::fromStdString(UICommon::FormatSize(size)));
size_item->setTextAlignment(Qt::AlignRight);
size_item->setEditable(false);
root->appendRow({item, size_item});
}
}
QString FilesystemWidget::SelectFolder()
{
return DolphinFileDialog::getExistingDirectory(this,
QObject::tr("Choose the folder to extract to"));
}
void FilesystemWidget::ShowContextMenu(const QPoint&)
{
auto* selection = m_tree_view->selectionModel();
if (!selection->hasSelection())
return;
auto* item = m_tree_model->itemFromIndex(selection->selectedIndexes()[0]);
QMenu* menu = new QMenu(this);
EntryType type = item->data(ENTRY_TYPE).value<EntryType>();
DiscIO::Partition partition = type == EntryType::Disc ?
DiscIO::PARTITION_NONE :
GetPartitionFromID(item->data(ENTRY_PARTITION).toInt());
QString path = item->data(ENTRY_NAME).toString();
const bool is_filesystem_root = (type == EntryType::Disc && m_volume->GetPartitions().empty()) ||
type == EntryType::Partition;
if (type == EntryType::Dir || is_filesystem_root)
{
menu->addAction(tr("Extract Files..."), this, [this, partition, path] {
auto folder = SelectFolder();
if (!folder.isEmpty())
ExtractDirectory(partition, path, folder);
});
}
if (is_filesystem_root)
{
menu->addAction(tr("Extract System Data..."), this, [this, partition] {
auto folder = SelectFolder();
if (folder.isEmpty())
return;
if (ExtractSystemData(partition, folder))
ModalMessageBox::information(this, tr("Success"),
tr("Successfully extracted system data."));
else
ModalMessageBox::critical(this, tr("Error"), tr("Failed to extract system data."));
});
}
switch (type)
{
case EntryType::Disc:
menu->addAction(tr("Extract Entire Disc..."), this, [this, path] {
auto folder = SelectFolder();
if (folder.isEmpty())
return;
if (m_volume->GetPartitions().empty())
{
ExtractPartition(DiscIO::PARTITION_NONE, folder);
}
else
{
for (DiscIO::Partition& p : m_volume->GetPartitions())
{
if (const std::optional<u32> partition_type = m_volume->GetPartitionType(p))
{
const std::string partition_name = DiscIO::NameForPartitionType(*partition_type, true);
ExtractPartition(p, folder + QChar(u'/') + QString::fromStdString(partition_name));
}
}
}
});
break;
case EntryType::Partition:
menu->addAction(tr("Extract Entire Partition..."), this, [this, partition] {
auto folder = SelectFolder();
if (!folder.isEmpty())
ExtractPartition(partition, folder);
});
break;
case EntryType::File:
menu->addAction(tr("Extract File..."), this, [this, partition, path] {
auto dest =
DolphinFileDialog::getSaveFileName(this, tr("Save File to"), QFileInfo(path).fileName());
if (!dest.isEmpty())
ExtractFile(partition, path, dest);
});
break;
case EntryType::Dir:
// Handled above the switch statement
break;
}
menu->exec(QCursor::pos());
}
DiscIO::Partition FilesystemWidget::GetPartitionFromID(int id)
{
return id == -1 ? DiscIO::PARTITION_NONE : m_volume->GetPartitions()[id];
}
void FilesystemWidget::ExtractPartition(const DiscIO::Partition& partition, const QString& out)
{
ExtractDirectory(partition, QString{}, out + QStringLiteral("/files"));
ExtractSystemData(partition, out);
}
bool FilesystemWidget::ExtractSystemData(const DiscIO::Partition& partition, const QString& out)
{
return DiscIO::ExportSystemData(*m_volume, partition, out.toStdString());
}
void FilesystemWidget::ExtractDirectory(const DiscIO::Partition& partition, const QString& path,
const QString& out)
{
const DiscIO::FileSystem* filesystem = m_volume->GetFileSystem(partition);
if (!filesystem)
return;
std::unique_ptr<DiscIO::FileInfo> info = filesystem->FindFileInfo(path.toStdString());
u32 size = info->GetTotalChildren();
ParallelProgressDialog dialog(this);
dialog.GetRaw()->setMinimum(0);
dialog.GetRaw()->setMaximum(size);
dialog.GetRaw()->setWindowTitle(tr("Progress"));
const bool all = path.isEmpty();
std::future<void> future = std::async(std::launch::async, [&] {
int progress = 0;
DiscIO::ExportDirectory(
*m_volume, partition, *info, true, path.toStdString(), out.toStdString(),
[all, &dialog, &progress](const std::string& current) {
dialog.SetLabelText(
(all ? QObject::tr("Extracting All Files...") :
QObject::tr("Extracting Directory..."))
.append(QStringLiteral(" %1").arg(QString::fromStdString(current))));
dialog.SetValue(++progress);
QCoreApplication::processEvents();
return dialog.WasCanceled();
});
dialog.Reset();
});
dialog.GetRaw()->exec();
future.get();
}
void FilesystemWidget::ExtractFile(const DiscIO::Partition& partition, const QString& path,
const QString& out)
{
const DiscIO::FileSystem* filesystem = m_volume->GetFileSystem(partition);
if (!filesystem)
return;
bool success = DiscIO::ExportFile(
*m_volume, partition, filesystem->FindFileInfo(path.toStdString()).get(), out.toStdString());
if (success)
ModalMessageBox::information(this, tr("Success"), tr("Successfully extracted file."));
else
ModalMessageBox::critical(this, tr("Error"), tr("Failed to extract file."));
}
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