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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "filesystemfilter.h"
#include "locatorwidget.h"
#include <coreplugin/coreconstants.h>
#include <coreplugin/documentmanager.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/editormanager/ieditor.h>
#include <coreplugin/icore.h>
#include <coreplugin/idocument.h>
#include <utils/checkablemessagebox.h>
#include <utils/fileutils.h>
#include <QDir>
#include <QPushButton>
#include <QRegularExpression>
#include <QTimer>
using namespace Core;
using namespace Core::Internal;
ILocatorFilter::MatchLevel FileSystemFilter::matchLevelFor(const QRegularExpressionMatch &match,
const QString &matchText) const
{
const int consecutivePos = match.capturedStart(1);
if (consecutivePos == 0)
return MatchLevel::Best;
if (consecutivePos > 0) {
const QChar prevChar = matchText.at(consecutivePos - 1);
if (prevChar == '_' || prevChar == '.')
return MatchLevel::Better;
}
if (match.capturedStart() == 0)
return MatchLevel::Good;
return MatchLevel::Normal;
}
FileSystemFilter::FileSystemFilter()
{
setId("Files in file system");
setDisplayName(tr("Files in File System"));
setShortcutString("f");
setIncludedByDefault(false);
}
void FileSystemFilter::prepareSearch(const QString &entry)
{
Q_UNUSED(entry)
m_currentDocumentDirectory = DocumentManager::fileDialogInitialDirectory();
}
QList<LocatorFilterEntry> FileSystemFilter::matchesFor(QFutureInterface<LocatorFilterEntry> &future,
const QString &entry)
{
QList<LocatorFilterEntry> entries[int(MatchLevel::Count)];
const QFileInfo entryInfo(entry);
const QString entryFileName = entryInfo.fileName();
QString directory = entryInfo.path();
if (entryInfo.isRelative()) {
if (entryInfo.filePath().startsWith("~/"))
directory.replace(0, 1, QDir::homePath());
else if (!m_currentDocumentDirectory.isEmpty())
directory.prepend(m_currentDocumentDirectory + "/");
}
const QDir dirInfo(directory);
QDir::Filters dirFilter = QDir::Dirs|QDir::Drives|QDir::NoDot|QDir::NoDotDot;
QDir::Filters fileFilter = QDir::Files;
if (m_includeHidden) {
dirFilter |= QDir::Hidden;
fileFilter |= QDir::Hidden;
}
// use only 'name' for case sensitivity decision, because we need to make the path
// match the case on the file system for case-sensitive file systems
const Qt::CaseSensitivity caseSensitivity_ = caseSensitivity(entryFileName);
const QStringList dirs = QStringList("..")
+ dirInfo.entryList(dirFilter, QDir::Name|QDir::IgnoreCase|QDir::LocaleAware);
const QStringList files = dirInfo.entryList(fileFilter,
QDir::Name|QDir::IgnoreCase|QDir::LocaleAware);
const QRegularExpression regExp = createRegExp(entryFileName, caseSensitivity_);
if (!regExp.isValid())
return {};
for (const QString &dir : dirs) {
if (future.isCanceled())
break;
const QRegularExpressionMatch match = regExp.match(dir);
if (match.hasMatch()) {
const MatchLevel level = matchLevelFor(match, dir);
const QString fullPath = dirInfo.filePath(dir);
LocatorFilterEntry filterEntry(this, dir, QVariant());
filterEntry.fileName = fullPath;
filterEntry.highlightInfo = highlightInfo(match);
entries[int(level)].append(filterEntry);
}
}
// file names can match with +linenumber or :linenumber
const EditorManager::FilePathInfo fp = EditorManager::splitLineAndColumnNumber(entry);
const QString fileName = QFileInfo(fp.filePath).fileName();
for (const QString &file : files) {
if (future.isCanceled())
break;
const QRegularExpressionMatch match = regExp.match(file);
if (match.hasMatch()) {
const MatchLevel level = matchLevelFor(match, file);
const QString fullPath = dirInfo.filePath(file);
LocatorFilterEntry filterEntry(this, file, QString(fullPath + fp.postfix));
filterEntry.fileName = fullPath;
filterEntry.highlightInfo = highlightInfo(match);
entries[int(level)].append(filterEntry);
}
}
// "create and open" functionality
const QString fullFilePath = dirInfo.filePath(fileName);
const bool containsWildcard = entry.contains('?') || entry.contains('*');
if (!containsWildcard && !QFileInfo::exists(fullFilePath) && dirInfo.exists()) {
LocatorFilterEntry createAndOpen(this, tr("Create and Open \"%1\"").arg(entry), fullFilePath);
createAndOpen.extraInfo = Utils::FilePath::fromString(dirInfo.absolutePath()).shortNativePath();
entries[int(MatchLevel::Normal)].append(createAndOpen);
}
return std::accumulate(std::begin(entries), std::end(entries), QList<LocatorFilterEntry>());
}
const char kAlwaysCreate[] = "Locator/FileSystemFilter/AlwaysCreate";
void FileSystemFilter::accept(LocatorFilterEntry selection,
QString *newText,
int *selectionStart,
int *selectionLength) const
{
Q_UNUSED(selectionLength)
QString fileName = selection.fileName;
QFileInfo info(fileName);
if (info.isDir()) {
const QString value = shortcutString() + ' '
+ QDir::toNativeSeparators(info.absoluteFilePath() + '/');
*newText = value;
*selectionStart = value.length();
} else {
// Don't block locator filter execution with dialog
QTimer::singleShot(0, EditorManager::instance(), [info, selection] {
const QString targetFile = selection.internalData.toString();
if (!info.exists()) {
if (Utils::CheckableMessageBox::shouldAskAgain(ICore::settings(), kAlwaysCreate)) {
Utils::CheckableMessageBox messageBox(ICore::dialogParent());
messageBox.setWindowTitle(tr("Create File"));
messageBox.setIcon(QMessageBox::Question);
messageBox.setText(
tr("Create \"%1\"?")
.arg(Utils::FilePath::fromString(targetFile).shortNativePath()));
messageBox.setCheckBoxVisible(true);
messageBox.setCheckBoxText(tr("Always create"));
messageBox.setChecked(false);
messageBox.setStandardButtons(QDialogButtonBox::Cancel);
QPushButton *createButton = messageBox.addButton(tr("Create"),
QDialogButtonBox::AcceptRole);
messageBox.setDefaultButton(QDialogButtonBox::Cancel);
messageBox.exec();
if (messageBox.clickedButton() != createButton)
return;
if (messageBox.isChecked())
Utils::CheckableMessageBox::doNotAskAgain(ICore::settings(), kAlwaysCreate);
}
QFile file(targetFile);
file.open(QFile::WriteOnly);
file.close();
}
const QFileInfo fileInfo(targetFile);
const QString cleanedFilePath = QDir::cleanPath(fileInfo.absoluteFilePath());
EditorManager::openEditor(cleanedFilePath,
Id(),
EditorManager::CanContainLineAndColumnNumber);
});
}
}
bool FileSystemFilter::openConfigDialog(QWidget *parent, bool &needsRefresh)
{
Q_UNUSED(needsRefresh)
Ui::FileSystemFilterOptions ui;
QDialog dialog(parent);
ui.setupUi(&dialog);
dialog.setWindowTitle(ILocatorFilter::msgConfigureDialogTitle());
ui.prefixLabel->setText(ILocatorFilter::msgPrefixLabel());
ui.prefixLabel->setToolTip(ILocatorFilter::msgPrefixToolTip());
ui.includeByDefault->setText(msgIncludeByDefault());
ui.includeByDefault->setToolTip(msgIncludeByDefaultToolTip());
ui.hiddenFilesFlag->setChecked(m_includeHidden);
ui.includeByDefault->setChecked(isIncludedByDefault());
ui.shortcutEdit->setText(shortcutString());
if (dialog.exec() == QDialog::Accepted) {
m_includeHidden = ui.hiddenFilesFlag->isChecked();
setShortcutString(ui.shortcutEdit->text().trimmed());
setIncludedByDefault(ui.includeByDefault->isChecked());
return true;
}
return false;
}
QByteArray FileSystemFilter::saveState() const
{
QByteArray value;
QDataStream out(&value, QIODevice::WriteOnly);
out << m_includeHidden;
out << shortcutString();
out << isIncludedByDefault();
return value;
}
void FileSystemFilter::restoreState(const QByteArray &state)
{
QDataStream in(state);
in >> m_includeHidden;
// An attempt to prevent setting this on old configuration
if (!in.atEnd()) {
QString shortcut;
bool defaultFilter;
in >> shortcut;
in >> defaultFilter;
setShortcutString(shortcut);
setIncludedByDefault(defaultFilter);
}
}
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