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#ifndef RSSFETCHER_H
#define RSSFETCHER_H

#include "core_global.h"

#include <QtCore/QThread>

QT_BEGIN_NAMESPACE
class QUrl;
class QNetworkReply;
class QNetworkAccessManager;
class QIODevice;
QT_END_NAMESPACE

namespace Core {

class CORE_EXPORT RssItem
{
public:
    QString title;
    QString description;
    QString category;
    QString url;
    QString imagePath;
};

class CORE_EXPORT RssFetcher : public QThread
{
    Q_OBJECT
public:
    explicit RssFetcher(int maxItems = -1);
    virtual void run();
    virtual ~RssFetcher();

signals:
    void newsItemReady(const QString& title, const QString& desciption, const QString& url);
    void rssItemReady(const Core::RssItem& item);
    void finished(bool error);

public slots:
    void fetchingFinished(QNetworkReply *reply);
    void fetch(const QUrl &url);

private:
    enum  TagElement { itemElement, titleElement, descriptionElement, linkElement,
                       imageElement, imageLinkElement, categoryElement, otherElement };
    static TagElement tagElement(const QStringRef &, TagElement prev);
    void parseXml(QIODevice *);

    const int m_maxItems;
    int m_items;
    int m_requestCount;

    QNetworkAccessManager* m_networkAccessManager;
};

} // namespace Internal

#endif // RSSFETCHER_H

