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/*
SPDX-FileCopyrightText: 2024 Nikolai Krasheninnikov <nkrasheninnikov@yandex.ru>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "clonedialog.h"
#include "gitwrapper.h"
#include <KLocalizedString>
#include <QApplication>
#include <QCheckBox>
#include <QClipboard>
#include <QComboBox>
#include <QDialogButtonBox>
#include <QDir>
#include <QFileDialog>
#include <QFontMetrics>
#include <QFormLayout>
#include <QLabel>
#include <QLineEdit>
#include <QPushButton>
#include <QtConcurrent>
CloneDialog::CloneDialog(const QString &contextDir, QWidget *parent)
: QDialog(parent, Qt::Dialog)
{
static const auto minWidth = fontMetrics().horizontalAdvance(QStringLiteral("https://invent.kde.org/sdk/dolphin-plugins.git"));
m_contextDir = contextDir;
m_url = new QLineEdit;
m_url->setPlaceholderText(i18nc("a placeholder", "a git repository url or path"));
m_dir = new QLineEdit;
m_url->setMinimumWidth(minWidth * 1.3);
m_branch = new QComboBox;
m_branch->setEditable(true);
m_branch->lineEdit()->setPlaceholderText(QStringLiteral("HEAD"));
m_branch->setSizeAdjustPolicy(QComboBox::SizeAdjustPolicy::AdjustToContents);
m_recursive = new QCheckBox();
m_recursive->setChecked(true);
m_recursive->setToolTip(i18nc("@info:tooltip submodules as in git submodules", "Recursively clone submodules"));
auto layout = new QFormLayout();
layout->addRow(new QLabel(i18nc("@label:textbox", "Url:")), m_url);
layout->addRow(new QLabel(i18nc("@label:textbox", "Directory:")), m_dir);
layout->addRow(new QLabel(i18nc("@label:textbox", "Branch:")), m_branch);
layout->addRow(new QLabel(i18nc("@label:textbox", "Recursive")), m_recursive);
m_buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
m_okButton = m_buttonBox->button(QDialogButtonBox::Ok);
m_okButton->setShortcut(Qt::Key_Return);
m_okButton->setText(i18nc("@action:button", "Clone"));
m_okButton->setEnabled(false);
QVBoxLayout *mainLayout = new QVBoxLayout;
mainLayout->addLayout(layout);
mainLayout->addWidget(m_buttonBox);
setLayout(mainLayout);
/*
* Add actions, establish connections.
*/
connect(m_buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
connect(m_buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
QAction *pickDirectory = m_dir->addAction(QIcon::fromTheme(QStringLiteral("folder")), QLineEdit::TrailingPosition);
connect(pickDirectory, &QAction::triggered, this, [this]() {
const QString dir = QFileDialog::getExistingDirectory(this,
i18nc("@title:window", "Choose a clone directory"),
m_contextDir,
QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
if (!dir.isEmpty()) {
m_dir->setText(dir);
}
});
m_dir->setText(m_contextDir);
connect(m_url, &QLineEdit::textChanged, this, &CloneDialog::urlChanged);
connect(m_dir, &QLineEdit::textChanged, this, &CloneDialog::destinationDirChanged);
/*
* Additional setup.
*/
loadFromClipboard();
setWindowTitle(xi18nc("@title:window", "<application>Git</application> Clone"));
}
void CloneDialog::loadFromClipboard()
{
auto input = QApplication::clipboard()->text().trimmed();
if (!input.isEmpty()
&& (input.startsWith(QStringLiteral("http")) || input.startsWith(QStringLiteral("git@")) || input.startsWith(QStringLiteral("git:"))
|| input.startsWith(QStringLiteral("git clone ")) || QDir(m_contextDir, input).exists())) {
// default input from clipboard
m_url->setText(input);
if (m_okButton->isEnabled()) {
m_okButton->setFocus();
} else {
// clear url
m_url->setText(QString{});
m_url->setFocus();
}
} else {
m_url->setFocus();
}
}
QString CloneDialog::extractRepositoryName(const QString &_input)
{
auto input = _input;
QString repositoryName;
const auto repoUrl = QUrl::fromUserInput(input, m_contextDir).adjusted(QUrl::StripTrailingSlash);
if (repoUrl.isValid() && (!repoUrl.scheme().startsWith(QStringLiteral("http")) || repoUrl.host().contains(QLatin1Char('.')))) {
// https://invent.kde.org/graphics/okular.git
// ../okular.git
// kde/src/okular
repositoryName = repoUrl.fileName();
if (repoUrl.isLocalFile()) {
const auto repositoryPath = repoUrl.toLocalFile();
const auto info = QFileInfo(repositoryPath);
if (!info.exists() || !info.isDir()) {
repositoryName.clear();
} else {
const auto dirItem = QDir(repositoryPath);
const auto hasDotGitDir = QDir(dirItem.filePath(QStringLiteral(".git"))).exists();
// for bare repositories
const auto hasHeadFile = QFile::exists(dirItem.filePath(QStringLiteral("HEAD")));
if (!hasDotGitDir && !hasHeadFile) {
// in case local repo is not a valid dir
repositoryName.clear();
}
}
}
} else if (input.startsWith(QStringLiteral("git@")) || input.startsWith(QStringLiteral("git://"))) {
// git@invent.kde.org:graphics/okular.git
// git://example.com/git.git/
if (input.endsWith(QLatin1Char('/'))) {
input.chop(1);
}
int from = input.lastIndexOf(QLatin1Char('/'));
repositoryName = input.mid(from == -1 ? 0 : (from + 1));
}
if (!repositoryName.isEmpty() && repositoryName.endsWith(QStringLiteral(".git"))) {
repositoryName.chop(4);
}
return repositoryName;
}
void CloneDialog::urlChanged()
{
auto input = m_url->text();
if (input.isEmpty()) {
m_okButton->setEnabled(false);
m_branch->clear();
return;
}
// allow to work with "git clone ..." command
if (input.startsWith(QStringLiteral("git clone "))) {
input = input.mid(10);
m_url->setText(input);
return;
}
m_repositoryName = extractRepositoryName(input);
if (m_repositoryName.isEmpty()) {
m_okButton->setEnabled(false);
m_branch->clear();
return;
}
m_branch->clear();
QtConcurrent::run(&GitWrapper::remoteBranches, GitWrapper::instance(), input).then([this, input](QStringList ret) {
// A protection against inserting branches from different URL if user change remote.
if (input == m_url->text()) {
const auto text = m_branch->currentText();
m_branch->clearEditText();
m_branch->addItems(ret);
if (!text.isEmpty()) {
// Preserve current input if any.
m_branch->setCurrentText(text);
m_branch->setEditText(text);
}
}
});
QString destPath = QDir(m_contextDir).filePath(m_repositoryName);
if (m_dir->text().isEmpty() || m_dir->text() == m_contextDir || m_dir->text() == destPath.chopped(1)) {
m_dir->setText(destPath);
return;
}
m_okButton->setEnabled(!QFile::exists(m_dir->text()));
}
void CloneDialog::destinationDirChanged()
{
bool destinationValid = false;
auto destItem = QFileInfo(m_dir->text());
if (destItem.exists()) {
if (destItem.isDir()) {
auto destDir = QDir(m_dir->text());
// an empty directory
destinationValid = destDir.isEmpty(QDir::AllEntries | QDir::System | QDir::NoDotAndDotDot | QDir::Hidden);
}
} else {
destinationValid = true;
}
m_okButton->setEnabled(!m_repositoryName.isEmpty() && destinationValid);
}
QString CloneDialog::url() const
{
return m_url->text();
}
QString CloneDialog::directory() const
{
return m_dir->text();
}
QString CloneDialog::branch() const
{
return m_branch->currentText();
}
bool CloneDialog::recursive() const
{
return m_recursive->checkState() == Qt::Checked;
}
#include "moc_clonedialog.cpp"
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