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dataextractor.h
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dataextractor.h
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#ifndef DATAEXTRACTOR_H
#define DATAEXTRACTOR_H
#include <QWidget>
#include <QObject>
#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QWebPage>
////////////////////////////////////////////////////////////
// Class representing extractor which extracts data from
// HKL route services (www.omatlahdot.fi & www.reittiopas.fi)
//
// Purpose of this class is to populate and create new route
// objects from data. It seems that we need to do some kind
// of callback thing to extract data from HTTP response.
//
namespace bacra{
class DataExtractor : public QObject
{
Q_OBJECT
public:
DataExtractor(QObject *parent = 0);
~DataExtractor();
////////////////////////////////////////////////////////////
// Call this after constructor has been called. It loads
// jQuery.
//
void initialize();
////////////////////////////////////////////////////////////
// Call to HKL www.omatlahdot.fi service.
// HTTP GET call goes to following URL
// http://www.omatlahdot.fi/omatlahdot/web?
//
// Service uses following parameters:
//
// [stopid] = number of stop
// [Submit] = Hae
// [command] = quicksearch
// [view] = mobile
//
// param: stopId - number of stop
// return TODO
//
void servCallOmatLahdot(const QString &stopId);
////////////////////////////////////////////////////////////
// Call to HKL www.reittiopas.fi service.
//
//
void servCallReittiOpas(QString const &startStop, QString const &endStop);
signals:
void infoResponseReady(int);
void stopDataReceived(const QString &);
void invalidStopData();
public slots:
void testData(QString const &data);
private:
////////////////////////////////////////////////////////////
// Prevent copy constructing
//
DataExtractor(const DataExtractor&);
////////////////////////////////////////////////////////////
// Prevent default assignment
//
DataExtractor &operator = (const DataExtractor&);
////////////////////////////////////////////////////////////
// Loads given javascript to given variable
//
void loadScript(const QString &pathToScript, QString &loadTo);
QNetworkAccessManager *accessManager_;
QWebPage *page_;
QString jQuery_;
QString omatLahdotJS_;
QString reittiOpasJS_;
private slots:
void handleOmatLahdotResponse(QNetworkReply *reply);
void handleReittiopasResponse(QNetworkReply *reply);
};
}
#endif // DATAEXTRACTOR_H