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f3afde76ff
* multi format compatible (automatically detect format) * flag if cache values shall be overridden * init from resource files (those are the files coming with the installer) * automatically read in background if reader is (already) in its own thread (otherwise cache.set() ASSERT)
100 lines
4.5 KiB
C++
100 lines
4.5 KiB
C++
/* Copyright (C) 2016
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* swift project Community / Contributors
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*
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* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
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* directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
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* including this file, may be copied, modified, propagated, or distributed except according to the terms
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* contained in the LICENSE file.
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*/
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//! \file
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#ifndef BLACKCORE_AIRPORTDATAREADER_H
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#define BLACKCORE_AIRPORTDATAREADER_H
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#include "blackcore/blackcoreexport.h"
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#include "blackcore/data/dbcaches.h"
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#include "blackcore/db/databasereader.h"
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#include "blackmisc/aviation/airportlist.h"
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#include "blackmisc/network/entityflags.h"
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#include <QNetworkAccessManager>
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namespace BlackCore
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{
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namespace Db
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{
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//! Reader for airport database data.
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class BLACKCORE_EXPORT CAirportDataReader : public CDatabaseReader
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{
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Q_OBJECT
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public:
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//! Constructor
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CAirportDataReader(QObject *parent, const CDatabaseReaderConfigList &config);
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//! Returns a list of all airports in the database.
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//! \threadsafe
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BlackMisc::Aviation::CAirportList getAirports() const;
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//! Returns airport for designator (or default)
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//! \threadsafe
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BlackMisc::Aviation::CAirport getAirportForIcaoDesignator(const QString &designator) const;
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//! Get airports for location
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//! \threadsafe
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BlackMisc::Aviation::CAirport getAirportForNameOrLocation(const QString &location) const;
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//! Returns a list of all airports in the database.
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//! \threadsafe
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int getAirportsCount() const;
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// data read from local data
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virtual BlackMisc::CStatusMessageList readFromJsonFiles(const QString &dir, BlackMisc::Network::CEntityFlags::Entity whatToRead, bool overrideNewerOnly) override;
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virtual bool readFromJsonFilesInBackground(const QString &dir, BlackMisc::Network::CEntityFlags::Entity whatToRead, bool overrideNewerOnly) override;
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// base class overrides
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virtual BlackMisc::Network::CEntityFlags::Entity getSupportedEntities() const override;
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virtual QDateTime getCacheTimestamp(BlackMisc::Network::CEntityFlags::Entity entities) const override;
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virtual int getCacheCount(BlackMisc::Network::CEntityFlags::Entity entity) const override;
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virtual BlackMisc::Network::CEntityFlags::Entity getEntitiesWithCacheCount() const override;
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virtual BlackMisc::Network::CEntityFlags::Entity getEntitiesWithCacheTimestampNewerThan(const QDateTime &threshold) const override;
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virtual void synchronizeCaches(BlackMisc::Network::CEntityFlags::Entity entities) override;
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virtual void admitCaches(BlackMisc::Network::CEntityFlags::Entity entities) override;
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protected:
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// base class overrides
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virtual void invalidateCaches(BlackMisc::Network::CEntityFlags::Entity entities) override;
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virtual bool hasChangedUrl(BlackMisc::Network::CEntityFlags::Entity entity, BlackMisc::Network::CUrl &oldUrlInfo, BlackMisc::Network::CUrl &newUrlInfo) const override;
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virtual BlackMisc::Network::CUrl getDbServiceBaseUrl() const override;
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private slots:
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//! Parse downloaded JSON file
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void ps_parseAirportData(QNetworkReply *nwReplyPtr);
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//! Read / re-read data file
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void ps_read(BlackMisc::Network::CEntityFlags::Entity entity = BlackMisc::Network::CEntityFlags::DistributorLiveryModel,
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BlackMisc::Db::CDbFlags::DataRetrievalModeFlag mode = BlackMisc::Db::CDbFlags::DbReading, const QDateTime &newerThan = QDateTime());
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private:
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BlackMisc::CData<BlackCore::Data::TDbAirportCache> m_airportCache {this, &CAirportDataReader::airportCacheChanged};
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//! Reader URL (we read from where?) used to detect changes of location
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BlackMisc::CData<BlackCore::Data::TDbModelReaderBaseUrl> m_readerUrlCache {this, &CAirportDataReader::baseUrlCacheChanged };
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//! Airport cache changed
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void airportCacheChanged();
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//! Base url cache changed
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void baseUrlCacheChanged();
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//! Update reader URL
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void updateReaderUrl(const BlackMisc::Network::CUrl &url);
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//! URL for airport list
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BlackMisc::Network::CUrl getAirportsUrl(BlackMisc::Db::CDbFlags::DataRetrievalModeFlag mode) const;
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};
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}
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} // ns
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#endif // guard
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