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/*
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 2017, 2021 Vladimir Golovnev <glassez@yandex.ru>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link this program with the OpenSSL project's "OpenSSL" library (or with
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* modified versions of it that use the same license as the "OpenSSL" library),
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* and distribute the linked executables. You must obey the GNU General Public
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* License in all respects for all of the code used other than "OpenSSL". If you
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* modify file(s), you may extend this exception to your version of the file(s),
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* but you are not obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*/
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#include "torrentcategorydialog.h"
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#include <QMessageBox>
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#include <QPushButton>
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#include "base/bittorrent/session.h"
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#include "base/utils/fs.h"
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#include "ui_torrentcategorydialog.h"
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TorrentCategoryDialog::TorrentCategoryDialog(QWidget *parent)
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: QDialog {parent}
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, m_ui {new Ui::TorrentCategoryDialog}
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{
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m_ui->setupUi(this);
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m_ui->comboSavePath->setMode(FileSystemPathEdit::Mode::DirectorySave);
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m_ui->comboSavePath->setDialogCaption(tr("Choose save path"));
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m_ui->comboDownloadPath->setMode(FileSystemPathEdit::Mode::DirectorySave);
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m_ui->comboDownloadPath->setDialogCaption(tr("Choose download path"));
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m_ui->comboDownloadPath->setEnabled(false);
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m_ui->labelDownloadPath->setEnabled(false);
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// disable save button
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m_ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
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connect(m_ui->textCategoryName, &QLineEdit::textChanged, this, &TorrentCategoryDialog::categoryNameChanged);
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connect(m_ui->comboUseDownloadPath, &QComboBox::currentIndexChanged, this, &TorrentCategoryDialog::useDownloadPathChanged);
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}
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TorrentCategoryDialog::~TorrentCategoryDialog()
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{
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delete m_ui;
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}
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QString TorrentCategoryDialog::createCategory(QWidget *parent, const QString &parentCategoryName)
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{
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using BitTorrent::CategoryOptions;
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using BitTorrent::Session;
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QString newCategoryName = parentCategoryName;
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if (!newCategoryName.isEmpty())
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newCategoryName += QLatin1Char('/');
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newCategoryName += tr("New Category");
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TorrentCategoryDialog dialog {parent};
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dialog.setCategoryName(newCategoryName);
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while (dialog.exec() == TorrentCategoryDialog::Accepted)
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{
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newCategoryName = dialog.categoryName();
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if (!Session::isValidCategoryName(newCategoryName))
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{
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QMessageBox::critical(
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parent, tr("Invalid category name")
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, tr("Category name cannot contain '\\'.\n"
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"Category name cannot start/end with '/'.\n"
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"Category name cannot contain '//' sequence."));
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}
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else if (Session::instance()->categories().contains(newCategoryName))
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{
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QMessageBox::critical(
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parent, tr("Category creation error")
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, tr("Category with the given name already exists.\n"
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"Please choose a different name and try again."));
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}
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else
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{
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Session::instance()->addCategory(newCategoryName, dialog.categoryOptions());
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return newCategoryName;
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}
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}
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return {};
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}
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void TorrentCategoryDialog::editCategory(QWidget *parent, const QString &categoryName)
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{
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using BitTorrent::Session;
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Q_ASSERT(Session::instance()->categories().contains(categoryName));
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auto dialog = new TorrentCategoryDialog(parent);
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dialog->setAttribute(Qt::WA_DeleteOnClose);
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dialog->setCategoryNameEditable(false);
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dialog->setCategoryName(categoryName);
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dialog->setCategoryOptions(Session::instance()->categoryOptions(categoryName));
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connect(dialog, &TorrentCategoryDialog::accepted, parent, [dialog, categoryName]()
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{
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Session::instance()->editCategory(categoryName, dialog->categoryOptions());
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});
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dialog->open();
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}
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void TorrentCategoryDialog::setCategoryNameEditable(bool editable)
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{
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m_ui->textCategoryName->setEnabled(editable);
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}
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QString TorrentCategoryDialog::categoryName() const
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{
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return m_ui->textCategoryName->text();
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}
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void TorrentCategoryDialog::setCategoryName(const QString &categoryName)
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{
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m_ui->textCategoryName->setText(categoryName);
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}
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BitTorrent::CategoryOptions TorrentCategoryDialog::categoryOptions() const
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{
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BitTorrent::CategoryOptions categoryOptions;
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categoryOptions.savePath = m_ui->comboSavePath->selectedPath();
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if (m_ui->comboUseDownloadPath->currentIndex() == 1)
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categoryOptions.downloadPath = {true, m_ui->comboDownloadPath->selectedPath()};
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else if (m_ui->comboUseDownloadPath->currentIndex() == 2)
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categoryOptions.downloadPath = {false, {}};
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return categoryOptions;
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}
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void TorrentCategoryDialog::setCategoryOptions(const BitTorrent::CategoryOptions &categoryOptions)
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{
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m_ui->comboSavePath->setSelectedPath(categoryOptions.savePath);
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if (categoryOptions.downloadPath)
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{
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m_ui->comboUseDownloadPath->setCurrentIndex(categoryOptions.downloadPath->enabled ? 1 : 2);
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m_ui->comboDownloadPath->setSelectedPath(categoryOptions.downloadPath->enabled ? categoryOptions.downloadPath->path : Path());
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}
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else
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{
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m_ui->comboUseDownloadPath->setCurrentIndex(0);
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m_ui->comboDownloadPath->setSelectedPath({});
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}
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}
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void TorrentCategoryDialog::categoryNameChanged(const QString &categoryName)
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{
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const Path categoryPath = Utils::Fs::toValidPath(categoryName);
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const auto *btSession = BitTorrent::Session::instance();
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m_ui->comboSavePath->setPlaceholder(btSession->savePath() / categoryPath);
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const int index = m_ui->comboUseDownloadPath->currentIndex();
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const bool useDownloadPath = (index == 1) || ((index == 0) && BitTorrent::Session::instance()->isDownloadPathEnabled());
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if (useDownloadPath)
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m_ui->comboDownloadPath->setPlaceholder(btSession->downloadPath() / categoryPath);
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m_ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(!categoryName.isEmpty());
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}
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void TorrentCategoryDialog::useDownloadPathChanged(const int index)
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{
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if (const Path selectedPath = m_ui->comboDownloadPath->selectedPath(); !selectedPath.isEmpty())
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m_lastEnteredDownloadPath = selectedPath;
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m_ui->labelDownloadPath->setEnabled(index == 1);
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m_ui->comboDownloadPath->setEnabled(index == 1);
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m_ui->comboDownloadPath->setSelectedPath((index == 1) ? m_lastEnteredDownloadPath : Path());
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const QString categoryName = m_ui->textCategoryName->text();
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const Path categoryPath = BitTorrent::Session::instance()->downloadPath() / Utils::Fs::toValidPath(categoryName);
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const bool useDownloadPath = (index == 1) || ((index == 0) && BitTorrent::Session::instance()->isDownloadPathEnabled());
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m_ui->comboDownloadPath->setPlaceholder(useDownloadPath ? categoryPath : Path());
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}
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