plasma-framework/private/plasmoidservice.cpp

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/*
* Copyright © 2009 Rob Scheepmaker <r.scheepmaker@student.utwente.nl>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License version 2 as
* published by the Free Software Foundation
*
* 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 Library 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 "plasmoidservice.h"
#include "authorizationmanager_p.h"
#include "dataengineconsumer_p.h"
#include "dataengine_p.h"
#include <plasma/applet.h>
#include <plasma/remote/authorizationmanager.h>
#include <plasma/remote/authorizationrule.h>
#include <plasma/packagemetadata.h>
#include <plasma/service.h>
#include <plasma/servicejob.h>
#include <plasma/packagemetadata.h>
#include <kdebug.h>
#include <ktemporaryfile.h>
#include <kzip.h>
#include <QFile>
#include <QFileInfo>
#include <QHostInfo>
namespace Plasma
{
PlasmoidServiceJob::PlasmoidServiceJob(const QString &plasmoidLocation,
const QString &destination,
const QString &operation,
QMap<QString,QVariant>& parameters,
PlasmoidService *service)
: Plasma::ServiceJob(destination, operation, parameters,
static_cast<Plasma::Service*>(service)),
m_service(service),
m_packagePath(plasmoidLocation)
{
}
void PlasmoidServiceJob::start()
{
if (operationName() == "GetPackage") {
kDebug() << "sending " << m_service->m_packagePath;
QFileInfo fileInfo(m_service->m_packagePath);
if (fileInfo.exists() && fileInfo.isAbsolute()) {
kDebug() << "file exists, let's try and read it";
QFile file(m_service->m_packagePath);
file.open(QIODevice::ReadOnly);
setResult(file.readAll());
} else {
kDebug() << "file doesn't exists, we're sending the plugin name";
setResult(m_packagePath);
}
} else if (operationName() == "GetMetaData") {
KTemporaryFile tempFile;
m_service->m_metadata.write(tempFile.fileName());
QFile file(tempFile.fileName());
setResult(file.readAll());
} else if (operationName() == "DataEngine") {
DataEngine *engine = m_service->dataEngine(parameters()["EngineName"].toString());
QString serviceName = "plasma-dataengine-" + parameters()["EngineName"].toString();
engine->d->publish(NoAnnouncement, serviceName);
if (!AuthorizationManager::self()->d->matchingRule(serviceName, identity())) {
AuthorizationRule *rule = new AuthorizationRule(serviceName, identity().id());
rule->setPolicy(AuthorizationRule::Allow);
AuthorizationManager::self()->d->rules.append(rule);
}
setResult(serviceName);
}
}
PlasmoidService::PlasmoidService(const QString &packageLocation)
: Plasma::Service(0)
{
setName("plasmoidservice");
QString location;
location = packageLocation;
if (!location.endsWith('/')) {
location.append('/');
}
m_metadata.read(location + "metadata.desktop");
if (!m_metadata.isValid()) {
kDebug() << "not a valid package";
}
if (!m_tempFile.open()) {
kDebug() << "could not create tempfile";
}
QString packagePath = m_tempFile.fileName();
m_tempFile.close();
// put everything into a zip archive
KZip creation(packagePath);
creation.setCompression(KZip::NoCompression);
if (!creation.open(QIODevice::WriteOnly)) {
kDebug() << "could not open archive";
}
creation.addLocalFile(location + "metadata.desktop", "metadata.desktop");
location.append("contents/");
creation.addLocalDirectory(location, "contents");
creation.close();
m_packagePath = packagePath;
}
PlasmoidService::PlasmoidService(Applet *applet)
{
setName("plasmoidservice");
if (!applet->package() || !applet->package()->isValid()) {
kDebug() << "not a valid package";
m_packagePath = applet->pluginName();
}
}
PackageMetadata PlasmoidService::metadata() const
{
return m_metadata;
}
Plasma::ServiceJob* PlasmoidService::createJob(const QString& operation,
QMap<QString,QVariant>& parameters)
{
return new PlasmoidServiceJob(m_packagePath, destination(), operation, parameters, this);
}
}
#include "plasmoidservice.moc"