calamares/src/libcalamares/geoip/Handler.cpp
2023-10-24 02:01:19 +02:00

177 lines
4.1 KiB
C++

/* === This file is part of Calamares - <https://calamares.io> ===
*
* SPDX-FileCopyrightText: 2019 Adriaan de Groot <groot@kde.org>
* SPDX-License-Identifier: GPL-3.0-or-later
*
* Calamares is Free Software: see the License-Identifier above.
*
*/
#include "Handler.h"
#include "GeoIPFixed.h"
#include "GeoIPJSON.h"
#if defined( QT_XML_LIB )
#include "GeoIPXML.h"
#endif
#include "Settings.h"
#include "network/Manager.h"
#include "utils/Logger.h"
#include "utils/NamedEnum.h"
#include "utils/Variant.h"
#include <memory>
static const NamedEnumTable< Calamares::GeoIP::Handler::Type >&
handlerTypes()
{
using Type = Calamares::GeoIP::Handler::Type;
// *INDENT-OFF*
// clang-format off
static const NamedEnumTable<Type> names{
{ QStringLiteral( "none" ), Type::None },
{ QStringLiteral( "json" ), Type::JSON },
{ QStringLiteral( "xml" ), Type::XML },
{ QStringLiteral( "fixed" ), Type::Fixed }
};
// *INDENT-ON*
// clang-format on
return names;
}
namespace Calamares
{
namespace GeoIP
{
Handler::Handler()
: m_type( Type::None )
{
}
Handler::Handler( const QString& implementation, const QString& url, const QString& selector )
: m_type( Type::None )
, m_url( url )
, m_selector( selector )
{
bool ok = false;
m_type = handlerTypes().find( implementation, ok );
if ( !ok )
{
cWarning() << "GeoIP style" << implementation << "is not recognized.";
}
else if ( m_type == Type::None )
{
cWarning() << "GeoIP style *none* does not do anything.";
}
else if ( m_type == Type::Fixed && Calamares::Settings::instance()
&& !Calamares::Settings::instance()->debugMode() )
{
cWarning() << "GeoIP style *fixed* is not recommended for production.";
}
#if !defined( QT_XML_LIB )
else if ( m_type == Type::XML )
{
m_type = Type::None;
cWarning() << "GeoIP style *xml* is not supported in this version of Calamares.";
}
#endif
}
Handler::~Handler() {}
static std::unique_ptr< Interface >
create_interface( Handler::Type t, const QString& selector )
{
switch ( t )
{
case Handler::Type::None:
return nullptr;
case Handler::Type::JSON:
return std::make_unique< GeoIPJSON >( selector );
case Handler::Type::XML:
#if defined( QT_XML_LIB )
return std::make_unique< GeoIPXML >( selector );
#else
return nullptr;
#endif
case Handler::Type::Fixed:
return std::make_unique< GeoIPFixed >( selector );
}
__builtin_unreachable();
}
static RegionZonePair
do_query( Handler::Type type, const QString& url, const QString& selector )
{
const auto interface = create_interface( type, selector );
if ( !interface )
{
return RegionZonePair();
}
using namespace Calamares::Network;
return interface->processReply(
Calamares::Network::Manager().synchronousGet( url, { RequestOptions::FakeUserAgent } ) );
}
static QString
do_raw_query( Handler::Type type, const QString& url, const QString& selector )
{
const auto interface = create_interface( type, selector );
if ( !interface )
{
return QString();
}
using namespace Calamares::Network;
return interface->rawReply(
Calamares::Network::Manager().synchronousGet( url, { RequestOptions::FakeUserAgent } ) );
}
RegionZonePair
Handler::get() const
{
if ( !isValid() )
{
return RegionZonePair();
}
return do_query( m_type, m_url, m_selector );
}
QFuture< RegionZonePair >
Handler::query() const
{
Handler::Type type = m_type;
QString url = m_url;
QString selector = m_selector;
return QtConcurrent::run( [ = ] { return do_query( type, url, selector ); } );
}
QString
Handler::getRaw() const
{
if ( !isValid() )
{
return QString();
}
return do_raw_query( m_type, m_url, m_selector );
}
QFuture< QString >
Handler::queryRaw() const
{
Handler::Type type = m_type;
QString url = m_url;
QString selector = m_selector;
return QtConcurrent::run( [ = ] { return do_raw_query( type, url, selector ); } );
}
} // namespace GeoIP
} // namespace Calamares