125 lines
3.2 KiB
C++
125 lines
3.2 KiB
C++
// vim: set tabstop=4 shiftwidth=4 expandtab:
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/*
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Gwenview: an image viewer
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Copyright 2008 Aurélien Gâteau <agateau@kde.org>
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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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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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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, Cambridge, MA 02110-1301, USA.
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*/
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// Self
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#include "urlutils.h"
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// Qt
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#include <QApplication>
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#include <QFile>
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#include <QFileInfo>
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#include <QUrl>
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// KF
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#include <KIO/StatJob>
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#include <KJobWidgets>
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#include <KMountPoint>
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#include <KProtocolManager>
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// Local
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#include <archiveutils.h>
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#include <mimetypeutils.h>
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namespace Gwenview
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{
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namespace UrlUtils
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{
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bool urlIsFastLocalFile(const QUrl &url)
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{
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if (!url.isLocalFile()) {
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return false;
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}
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// Only query the mountpoint when we haven't queried it for this folder before
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static QString lastFolder;
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static KMountPoint::Ptr lastMountPoint;
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const QString fileName = url.toLocalFile();
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const QString currentFolder = fileName.left(fileName.lastIndexOf(QLatin1Char('/')));
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if (currentFolder != lastFolder) {
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lastFolder = currentFolder;
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KMountPoint::List list = KMountPoint::currentMountPoints();
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lastMountPoint = list.findByPath(url.toLocalFile());
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}
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if (!lastMountPoint) {
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// We couldn't find a mount point for the url. We are probably in a
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// chroot. Assume everything is fast then.
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return true;
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}
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return !lastMountPoint->probablySlow();
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}
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bool urlIsDirectory(const QUrl &url)
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{
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if (url.fileName().isEmpty()) {
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return true; // file:/somewhere/<nothing here>
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}
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// Do direct stat instead of using KIO if the file is local (faster)
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if (UrlUtils::urlIsFastLocalFile(url)) {
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return QFileInfo(url.toLocalFile()).isDir();
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}
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const QWidgetList list = QApplication::topLevelWidgets();
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QWidget *parent;
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if (!list.isEmpty()) {
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parent = list[0];
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} else {
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parent = nullptr;
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}
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KIO::StatJob *job = KIO::stat(url);
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KJobWidgets::setWindow(job, parent);
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if (job->exec()) {
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return job->statResult().isDir();
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}
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return false;
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}
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QUrl fixUserEnteredUrl(const QUrl &in)
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{
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if (!in.isRelative() && !in.isLocalFile()) {
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return in;
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}
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const QFileInfo info(in.toLocalFile());
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const QString path = info.absoluteFilePath();
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QUrl out = QUrl::fromLocalFile(path);
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const QString mimeType = MimeTypeUtils::urlMimeType(out);
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const QString protocol = ArchiveUtils::protocolForMimeType(mimeType);
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if (!protocol.isEmpty()) {
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QUrl tmp = out;
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tmp.setScheme(protocol);
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if (KProtocolManager::supportsListing(tmp)) {
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out = tmp;
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}
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}
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return out;
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}
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} // namespace
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} // namespace
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