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/*
* SPDX-FileCopyrightText: 2007-2011 Peter Penz <[email protected]>
* SPDX-FileCopyrightText: 2007 David Faure <[email protected]>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "draganddrophelper.h"
#include <KIO/DropJob>
#include <KJobWidgets>
#include <QDBusConnection>
#include <QDBusMessage>
#include <QDropEvent>
#include <QMimeData>
QHash<QUrl, bool> DragAndDropHelper::m_urlListMatchesUrlCache;
bool DragAndDropHelper::urlListMatchesUrl(const QList<QUrl> &urls, const QUrl &destUrl)
{
auto iteratorResult = m_urlListMatchesUrlCache.constFind(destUrl);
if (iteratorResult != m_urlListMatchesUrlCache.constEnd()) {
return *iteratorResult;
}
const bool destUrlMatches = std::find_if(urls.constBegin(),
urls.constEnd(),
[destUrl](const QUrl &url) {
return url.matches(destUrl, QUrl::StripTrailingSlash);
})
!= urls.constEnd();
return *m_urlListMatchesUrlCache.insert(destUrl, destUrlMatches);
}
KIO::DropJob *DragAndDropHelper::dropUrls(const QUrl &destUrl, QDropEvent *event, QWidget *window, KIO::DropJobFlags dropjobFlags)
{
const QMimeData *mimeData = event->mimeData();
if (isArkDndMimeType(mimeData)) {
const QString remoteDBusClient = QString::fromUtf8(mimeData->data(arkDndServiceMimeType()));
const QString remoteDBusPath = QString::fromUtf8(mimeData->data(arkDndPathMimeType()));
QDBusMessage message = QDBusMessage::createMethodCall(remoteDBusClient,
remoteDBusPath,
QStringLiteral("org.kde.ark.DndExtract"),
QStringLiteral("extractSelectedFilesTo"));
message.setArguments({destUrl.toDisplayString(QUrl::PreferLocalFile)});
QDBusConnection::sessionBus().call(message);
} else {
if (urlListMatchesUrl(event->mimeData()->urls(), destUrl)) {
return nullptr;
}
// Drop into a directory or a desktop-file
KIO::DropJob *job = KIO::drop(event, destUrl, dropjobFlags);
KJobWidgets::setWindow(job, window);
return job;
}
return nullptr;
}
bool DragAndDropHelper::supportsDropping(const KFileItem &destItem)
{
return (destItem.isDir() && destItem.isWritable()) || destItem.isDesktopFile() || (destItem.isFile() && destItem.isLocalFile() && destItem.isExecutable());
}
void DragAndDropHelper::updateDropAction(QDropEvent *event, const QUrl &destUrl)
{
if (urlListMatchesUrl(event->mimeData()->urls(), destUrl)) {
event->setDropAction(Qt::IgnoreAction);
event->ignore();
}
KFileItem item(destUrl);
if (!item.isLocalFile() || supportsDropping(item)) {
event->setDropAction(event->proposedAction());
event->accept();
} else {
event->setDropAction(Qt::IgnoreAction);
event->ignore();
}
}
void DragAndDropHelper::clearUrlListMatchesUrlCache()
{
DragAndDropHelper::m_urlListMatchesUrlCache.clear();
}
bool DragAndDropHelper::isArkDndMimeType(const QMimeData *mimeData)
{
return mimeData->hasFormat(arkDndServiceMimeType()) && mimeData->hasFormat(arkDndPathMimeType());
}
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