Files
pilotclient/src/blackcore/airportdatareader.h
Michał Garapich 39dae7ed45 Fix possible memleak in CDatabaseWriter
* CApplication network methods cleanup
2016-08-26 00:18:41 +02:00

72 lines
2.2 KiB
C++

/* Copyright (C) 2015
* swift project Community / Contributors
*
* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
* directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
* including this file, may be copied, modified, propagated, or distributed except according to the terms
* contained in the LICENSE file.
*/
//! \file
#ifndef BLACKCORE_AIRPORTDATAREADER_H
#define BLACKCORE_AIRPORTDATAREADER_H
#include "blackcore/blackcoreexport.h"
#include "blackcore/threadedreader.h"
#include "blackcore/data/dbcaches.h"
#include "blackmisc/aviation/airportlist.h"
#include "blackmisc/network/entityflags.h"
#include <QNetworkAccessManager>
namespace BlackCore
{
/**
* Reader for airport database.
*/
class BLACKCORE_EXPORT CAirportDataReader : public CThreadedReader
{
Q_OBJECT
signals:
//! Emitted when data is parsed
void dataRead(BlackMisc::Network::CEntityFlags::Entity entity, BlackMisc::Network::CEntityFlags::ReadState state, int number);
public:
//! Constructor
CAirportDataReader(QObject* parent);
//! Read airports
void readInBackgroundThread();
//! Returns a list of all airports in the database.
//! \threadsafe
BlackMisc::Aviation::CAirportList getAirports() const;
private:
//! URL for airport list
BlackMisc::Network::CUrl getAirportsUrl() const;
private slots:
//! Parse downloaded JSON file
void ps_parseAirportData(QNetworkReply *nwReply);
//! Read Last-Modified header
void ps_parseAirportHeader(QNetworkReply *nwReply);
//! Read airports
void ps_readAirports();
//! Airport cache changed
void ps_airportCacheChanged();
private:
BlackMisc::CData<BlackCore::Data::TDbAirportCache> m_airportCache {this, &CAirportDataReader::ps_airportCacheChanged};
mutable QReadWriteLock m_lock;
quint64 m_lastModified = 0; //!< When was data file updated, obtained from HTTP Last-Modified header, in ms from epoch
};
} // ns
#endif // guard