urlfactory.h

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/* 
* This program is free software; you can redistribute it and/or modify 
* it under the terms of the GNU General Public License as published by 
* the Free Software Foundation; either version 3 of the License, or 
* (at your option) any later version.
* 
* 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 General Public License along 
* with this program; if not, see <http://www.gnu.org/licenses/>
*/
#ifndef URLFACTORY_H
#define URLFACTORY_H

#include <QtNetwork/QNetworkProxy>
#include <QtNetwork/QNetworkAccessManager>
#include <QUrl>
#include <QtNetwork/QNetworkRequest>
#include <QtNetwork/QNetworkReply>
#include <QTimer>
#include <QCoreApplication>
#include "providerstrings.h"
#include "pureimagecache.h"
#include "../internals/pointlatlng.h"
#include "geodecoderstatus.h"
#include <QTime>
#include "cache.h"
#include <QTextCodec>
#include "cmath"
#include "QDomElement"

namespace core {
    class UrlFactory: public QObject,public ProviderStrings
    {
        Q_OBJECT
    public:
        QByteArray UserAgent;
        QNetworkProxy Proxy;
        UrlFactory();
        ~UrlFactory();
        struct geoCodingStruct
        {
            QString address;
            internals::PointLatLng coordinates;
        };
        QString MakeImageUrl(const MapType::Types &type,const core::Point &pos,const int &zoom,const QString &language);
        QList <UrlFactory::geoCodingStruct> GetLatLngFromGeodecoder(const QString &keywords,GeoCoderStatusCode::Types &status,const QString &language);
        QList <UrlFactory::geoCodingStruct> GetPlacemarkFromGeocoder(internals::PointLatLng location, GeoCoderStatusCode::Types &status, const QString &language);
        double GetElevationFromCoordinate(const internals::PointLatLng &coordinate, GeoCoderStatusCode::Types &status);
        int Timeout;

    private:
        void GetSecGoogleWords(const core::Point &pos,  QString &sec1, QString &sec2);
        int GetServerNum(const core::Point &pos,const int &max) const;
        void TryCorrectGoogleVersions();
        bool isCorrectedGoogleVersions;
        QString TileXYToQuadKey(const int &tileX,const int &tileY,const int &levelOfDetail) const;
        bool CorrectGoogleVersions;
        bool UseGeocoderCache; //TODO GetSet
        bool UsePlacemarkCache;//TODO GetSet
        static const double EarthRadiusKm;
        double GetDistance(internals::PointLatLng p1,internals::PointLatLng p2);
        QMutex mutex;
        QList<UrlFactory::geoCodingStruct> GetGeoCodingFromXML(QString xml, GeoCoderStatusCode::Types &status);
        QByteArray FetchWebRequest(QString url, QNetworkReply::NetworkError &result);
    protected:
        static short timelapse;
        QString LanguageStr;
        bool IsCorrectGoogleVersions();
        void setIsCorrectGoogleVersions(bool value);
        QString MakeGeocoderUrl(QString keywords, const QString &language);
        QString MakeReverseGeocoderUrl(internals::PointLatLng &pt,const QString &language);
        QList <UrlFactory::geoCodingStruct> GetLatLngFromGeocoderUrl(const QString &url,const bool &useCache, GeoCoderStatusCode::Types &status);
        QList <UrlFactory::geoCodingStruct>  GetPlacemarkFromReverseGeocoderUrl(const QString &url,const bool &useCache, GeoCoderStatusCode::Types &status);
    };

}
#endif // URLFACTORY_H