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/*
This file is part of KDE.
Copyright (c) 2008 Cornelius Schumacher <schumacher@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) version 3, or any
later version accepted by the membership of KDE e.V. (or its
successor approved by the membership of KDE e.V.), which shall
act as a proxy defined in Section 6 of version 3 of the license.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "atticabasejob.h"
#include <QtCore/QDebug>
#include <QtCore/QTimer>
#include <QtNetwork/QNetworkReply>
#include <QAuthenticator>
#include "platformdependent.h"
using namespace Attica;
class BaseJob::Private
{
public:
Metadata m_metadata;
PlatformDependent* m_internals;
QNetworkReply* m_reply;
Private(PlatformDependent* internals)
: m_internals(internals), m_reply(0)
{
}
bool redirection(QUrl & newUrl) const
{
if (m_reply == 0 || m_reply->error() != QNetworkReply::NoError) {
return false;
}
int httpStatusCode = m_reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
if (httpStatusCode == 301 || // Moved Permanently
httpStatusCode == 302 || // Found
httpStatusCode == 303 || // See Other
httpStatusCode == 307) { // Temporary Redirect
QNetworkRequest request = m_reply->request();
newUrl = request.url();
newUrl.setPath(m_reply->attribute(QNetworkRequest::RedirectionTargetAttribute).toString());
return true;
}
return false;
}
};
BaseJob::BaseJob(PlatformDependent* internals)
: d(new Private(internals))
{
}
BaseJob::~BaseJob()
{
delete d;
}
void BaseJob::dataFinished()
{
if (!d->m_reply) {
return;
}
bool error = (d->m_reply->error() != QNetworkReply::NoError);
// handle redirections automatically
QUrl newUrl;
if (d->redirection(newUrl)) {
//qDebug() << "BaseJob::dataFinished" << newUrl;
QNetworkRequest request = d->m_reply->request();
QNetworkAccessManager::Operation operation = d->m_reply->operation();
if (newUrl.isValid() && operation == QNetworkAccessManager::GetOperation) {
d->m_reply->deleteLater();
// reissue same request with different Url
request.setUrl(newUrl);
d->m_reply = internals()->get(request);
connect(d->m_reply, SIGNAL(finished()), SLOT(dataFinished()));
return;
} else {
error = true;
}
}
if (!error) {
QByteArray data = d->m_reply->readAll();
//qDebug() << "XML Returned:\n" << data;
parse(QString::fromUtf8(data.constData()));
if (d->m_metadata.statusCode() == 100) {
d->m_metadata.setError(Metadata::NoError);
} else {
d->m_metadata.setError(Metadata::OcsError);
}
} else {
d->m_metadata.setError(Metadata::NetworkError);
d->m_metadata.setStatusCode(d->m_reply->error());
d->m_metadata.setStatusString(QLatin1String("Network error"));
}
emit finished(this);
d->m_reply->deleteLater();
deleteLater();
}
void BaseJob::start()
{
QTimer::singleShot(0, this, SLOT(doWork()));
}
void BaseJob::doWork()
{
d->m_reply = executeRequest();
connect(d->m_reply, SIGNAL(finished()), SLOT(dataFinished()));
connect(d->m_reply->manager(), SIGNAL(authenticationRequired(QNetworkReply*, QAuthenticator*)),
this, SLOT(authenticationRequired(QNetworkReply*, QAuthenticator*)));
}
void BaseJob::authenticationRequired(QNetworkReply* reply, QAuthenticator* auth)
{
auth->setUser(reply->request().attribute((QNetworkRequest::Attribute) BaseJob::UserAttribute).toString());
auth->setPassword(reply->request().attribute((QNetworkRequest::Attribute) BaseJob::PasswordAttribute).toString());
}
void BaseJob::abort()
{
if (d->m_reply) {
d->m_reply->abort();
d->m_reply->deleteLater();
}
deleteLater();
}
PlatformDependent* BaseJob::internals()
{
return d->m_internals;
}
Metadata BaseJob::metadata() const
{
return d->m_metadata;
}
void BaseJob::setMetadata(const Attica::Metadata& data) const
{
d->m_metadata = data;
}
#include "atticabasejob.moc"
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