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Viewing changes to plasma/generic/dataengines/share/shareengine.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Michał Zając
  • Date: 2011-07-09 08:31:15 UTC
  • Revision ID: james.westby@ubuntu.com-20110709083115-ohyxn6z93mily9fc
Tags: upstream-4.6.90
Import upstream version 4.6.90

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plasma/generic/dataengines/share/shareengine.cpp
 
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/***************************************************************************
 
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 *   Copyright 2010 Artur Duque de Souza <asouza@kde.org>                  *
 
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 *                                                                         *
 
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 *   This program is free software; you can redistribute it and/or modify  *
 
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 *   it under the terms of the GNU General Public License as published by  *
 
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 *   the Free Software Foundation; either version 2 of the License, or     *
 
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 *   (at your option) any later version.                                   *
 
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 *                                                                         *
 
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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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 *                                                                         *
 
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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                         *
 
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 *   Free Software Foundation, Inc.,                                       *
 
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 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA .        *
 
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 ***************************************************************************/
 
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#include <KDebug>
 
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#include <KSycoca>
 
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#include <KServiceTypeTrader>
 
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#include <Plasma/DataContainer>
 
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#include "shareengine.h"
 
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#include "shareservice.h"
 
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ShareEngine::ShareEngine(QObject *parent, const QVariantList &args)
 
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    : Plasma::DataEngine(parent, args)
 
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{
 
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    Q_UNUSED(args);
 
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}
 
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void ShareEngine::init()
 
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{
 
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    connect(KSycoca::self(), SIGNAL(databaseChanged(QStringList)),
 
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            this, SLOT(updatePlugins(QStringList)));
 
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    updatePlugins(QStringList() << "services");
 
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}
 
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void ShareEngine::updatePlugins(const QStringList &changes)
 
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{
 
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    if (!changes.contains("services")) {
 
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        return;
 
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    }
 
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    removeAllSources();
 
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    KService::List services = KServiceTypeTrader::self()->query("Plasma/ShareProvider");
 
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    QMultiMap<int, KService::Ptr> sortedServices;
 
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    foreach (KService::Ptr service, services) {
 
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        sortedServices.insert(service->property("X-KDE-Priority").toInt(), service);
 
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    }
 
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    QMapIterator<int, KService::Ptr> it(sortedServices);
 
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    it.toBack();
 
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    QHash<QString, QStringList> mimetypes;
 
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    while (it.hasPrevious()) {
 
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        it.previous();
 
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        KService::Ptr service = it.value();
 
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        const QString pluginName =
 
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            service->property("X-KDE-PluginInfo-Name", QVariant::String).toString();
 
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        const QStringList pluginMimeTypes =
 
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            service->property("X-KDE-PlasmaShareProvider-MimeType", QVariant::StringList).toStringList();
 
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        const QString storageId = service->storageId();
 
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        if (pluginName.isEmpty() || pluginMimeTypes.isEmpty()) {
 
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            continue;
 
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        }
 
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        // create the list of providers
 
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        Plasma::DataEngine::Data data;
 
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        data.insert("Name", service->name());
 
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        data.insert("Service Id", service->storageId());
 
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        data.insert("Mimetypes", pluginMimeTypes);
 
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        setData(pluginName, data);
 
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        // create the list of providers by type
 
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        foreach (const QString &pluginMimeType, pluginMimeTypes) {
 
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            mimetypes[pluginMimeType].append(pluginName);
 
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        }
 
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    }
 
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    QHashIterator<QString, QStringList> it2(mimetypes);
 
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    while (it2.hasNext()) {
 
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        it2.next();
 
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        setData("Mimetypes", it2.key(), it2.value());
 
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    }
 
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}
 
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Plasma::Service *ShareEngine::serviceForSource(const QString &source)
 
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{
 
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    Plasma::DataContainer *data = containerForSource(source);
 
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    if (!data) {
 
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        return Plasma::DataEngine::serviceForSource(source);
 
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    }
 
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    if (source.compare("mimetype", Qt::CaseInsensitive) == 0) {
 
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        return Plasma::DataEngine::serviceForSource(source);
 
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    }
 
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    const QString id = data->data().value("Service Id").toString();
 
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    if (id.isEmpty()) {
 
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        return Plasma::DataEngine::serviceForSource(source);
 
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    }
 
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    ShareService *service = new ShareService(this);
 
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    service->setDestination(id);
 
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    return service;
 
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}
 
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#include "shareengine.moc"
 
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K_EXPORT_PLASMA_DATAENGINE(share, ShareEngine)