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/*****************************************************************************
* Copyright (C) 2014 by Emmanuel Pescosta <emmanuelpescosta099@gmail.com> *
* Copyright (C) 2012 by Sergei Stolyarov <sergei@regolit.com> *
* Copyright (C) 2010 by Thomas Richard <thomas.richard@proan.be> *
* Copyright (C) 2009-2010 by Peter Penz <peter.penz19@gmail.com> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
*****************************************************************************/
#include <KAction>
#include <KFileItem>
#include <KFileItemListProperties>
#include <KLocalizedString>
#include <KActionCollection>
#include <KPluginFactory>
#include <QDir>
#include <QPointer>
#include <QLocalSocket>
#include <QFileSystemWatcher>
#include "fileviewdropboxplugin.h"
K_PLUGIN_FACTORY(FileViewDropboxPluginFactory, registerPlugin<FileViewDropboxPlugin>();)
K_EXPORT_PLUGIN(FileViewDropboxPluginFactory("fileviewdropboxplugin"))
class FileViewDropboxPlugin::Private
{
public:
Private(FileViewDropboxPlugin* parent) :
contextFilePaths(),
controlSocketPath(),
controlSocket(new QLocalSocket(parent)),
databaseFileWatcher(new QFileSystemWatcher(parent)),
contextActions(new KActionCollection(parent))
{
}
QStringList contextFilePaths;
QString controlSocketPath;
QPointer<QLocalSocket> controlSocket;
QPointer<QLocalSocket> itemStateSocket;
QPointer<QFileSystemWatcher> databaseFileWatcher;
QPointer<KActionCollection> contextActions;
};
QMap<QString, KVersionControlPlugin2::ItemVersion> FileViewDropboxPlugin::m_itemVersions;
FileViewDropboxPlugin::FileViewDropboxPlugin(QObject* parent, const QVariantList& args):
KVersionControlPlugin2(parent),
d(new Private(this))
{
Q_UNUSED(args);
if (m_itemVersions.isEmpty()) {
m_itemVersions.insert("up to date", KVersionControlPlugin2::NormalVersion);
m_itemVersions.insert("syncing", KVersionControlPlugin2::UpdateRequiredVersion);
m_itemVersions.insert("unsyncable", KVersionControlPlugin2::ConflictingVersion);
m_itemVersions.insert("unwatched", KVersionControlPlugin2::UnversionedVersion);
}
const QString dropboxDir = QDir::home().path() % QDir::separator() % fileName() % QDir::separator();
d->controlSocketPath = QDir::toNativeSeparators(dropboxDir % QLatin1String("command_socket"));
d->controlSocket->connectToServer(d->controlSocketPath);
connect(d->databaseFileWatcher, SIGNAL(fileChanged(QString)), SIGNAL(itemVersionsChanged()));
d->databaseFileWatcher->addPath(QDir::toNativeSeparators(dropboxDir % QLatin1String("aggregation.dbx")));
connect(d->contextActions, SIGNAL(actionTriggered(QAction*)), SLOT(handleContextAction(QAction*)));
}
FileViewDropboxPlugin::~FileViewDropboxPlugin()
{
delete d;
}
QString FileViewDropboxPlugin::fileName() const
{
return QLatin1String(".dropbox");
}
bool FileViewDropboxPlugin::beginRetrieval(const QString& directory)
{
Q_UNUSED(directory);
Q_ASSERT(directory.endsWith(QLatin1Char('/')));
qRegisterMetaType<QAbstractSocket::SocketError>("QAbstractSocket::SocketError");
qRegisterMetaType<QAbstractSocket::SocketState>("QAbstractSocket::SocketState");
d->itemStateSocket = new QLocalSocket;
return connectWithDropbox(d->itemStateSocket, LongTimeout);
}
KVersionControlPlugin2::ItemVersion FileViewDropboxPlugin::itemVersion(const KFileItem& item) const
{
const QStringList reply = sendCommand("icon_overlay_file_status\npath\t", QStringList() << QDir(item.localPath()).canonicalPath(),
d->itemStateSocket, WaitForReply, LongTimeout);
if(reply.count() < 2) {
// file/dir is not served by dropbox
return KVersionControlPlugin2::UnversionedVersion;
}
return m_itemVersions.value(reply.at(1), KVersionControlPlugin2::UnversionedVersion);
}
void FileViewDropboxPlugin::endRetrieval()
{
delete d->itemStateSocket;
}
QList<QAction*> FileViewDropboxPlugin::actions(const KFileItemList& items) const
{
Q_ASSERT(!items.isEmpty());
d->contextActions->clear();
d->contextFilePaths.clear();
const KFileItemListProperties properties(items);
if (!properties.isLocal()) {
// not all files/dirs are local files/dirs
return QList<QAction*>();
}
foreach (const KFileItem& item, items) {
d->contextFilePaths << QDir(item.localPath()).canonicalPath();
}
const QStringList reply = sendCommand("icon_overlay_context_options\npaths\t", d->contextFilePaths, d->controlSocket, WaitForReply);
if (reply.count() < 2) {
// files/dirs are not served by dropbox
return QList<QAction*>();
}
// analyze item options and dynamically form a menu
foreach (const QString& replyLine, reply) {
const QStringList options = replyLine.split("~");
if (options.count() > 2) {
KAction* action = d->contextActions->addAction(options.at(2));
action->setText(options.at(0));
action->setToolTip(options.at(1));
action->setIcon(KIcon("dropbox"));
}
}
return d->contextActions->actions();
}
void FileViewDropboxPlugin::handleContextAction(QAction* action)
{
sendCommand("icon_overlay_context_action\nverb\t" % action->objectName() % "\npaths\t", d->contextFilePaths, d->controlSocket);
}
QStringList FileViewDropboxPlugin::sendCommand(const QString& command,
const QStringList& paths,
const QPointer<QLocalSocket>& socket,
SendCommandMode mode,
SendCommandTimeout timeout) const
{
if (!connectWithDropbox(socket, timeout)) {
return QStringList();
}
static const QString parameterSeperator('\t');
static const QString done("\ndone\n");
static const QString ok("ok\n");
const QString request = command % paths.join(parameterSeperator) % done;
socket->readAll();
socket->write(request.toUtf8());
socket->flush();
if (mode == SendCommandOnly) {
return QStringList();
}
QString reply;
while (socket->waitForReadyRead(timeout == ShortTimeout ? 100 : 500)) {
reply.append(QString::fromUtf8(socket->readAll()));
if (reply.endsWith(done)) {
break;
}
}
reply.remove(done);
reply.remove(ok);
return reply.split(parameterSeperator, QString::SkipEmptyParts);
}
bool FileViewDropboxPlugin::connectWithDropbox(const QPointer<QLocalSocket>& socket, SendCommandTimeout timeout) const
{
if (socket->state() != QLocalSocket::ConnectedState) {
socket->connectToServer(d->controlSocketPath);
if (!socket->waitForConnected(timeout == ShortTimeout ? 100 : 500)) {
socket->abort();
return false;
}
}
return true;
}
#include "fileviewdropboxplugin.moc"
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