article.h

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/*
    This file is part of Akregator.

    Copyright (C) 2004 Stanislav Karchebny <Stanislav.Karchebny@kdemail.net>
                  2005 Frank Osterfeld <osterfeld@kde.org>

    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 2 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, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

    As a special exception, permission is given to link this program
    with any edition of Qt, and distribute the resulting executable,
    without including the source code for Qt in the source distribution.
*/

#ifndef AKREGATOR_ARTICLE_H
#define AKREGATOR_ARTICLE_H

#include "akregator_export.h"
#include "types.h"

#include <syndication/person.h>

#include <boost/shared_ptr.hpp>

class QDateTime;
class QString;

template <class T> class QList;

typedef unsigned int uint;

class KUrl;

namespace Syndication
{
    class Enclosure;
    class Item;
    typedef boost::shared_ptr<Item> ItemPtr;
}

namespace Akregator {

namespace Backend
{
    class FeedStorage;
}

class Feed;
class AKREGATOR_EXPORT Article
{
    friend class ArticleDeleteJob;
    friend class ArticleModifyJob;
    friend class Feed;

public:
        enum ContentOption {
            ContentAndOnlyContent, /*< returns the content field even if empty */
            DescriptionAsFallback /*< uses the description field as fallback if the content field is empty */
        };

        Article();
        Article(const QString& guid, Feed* feed);
        Article(const Syndication::ItemPtr& article, Feed* feed);

        Article(const Syndication::ItemPtr& article, Backend::FeedStorage* archive);
        Article(const Article &other);
        ~Article();

        void swap( Article & other ) {
            std::swap( d, other.d );
        }

        Article &operator=(const Article &other);
        bool operator==(const Article &other) const;
        bool operator!=(const Article &other) const;


        bool isNull() const;

        int status() const;

        QString title() const;
        KUrl link() const;
        QString description() const;

        QString content( ContentOption opt = ContentAndOnlyContent ) const;

        QString guid() const;
        bool keep() const;

        bool isDeleted() const;

        void offsetPubDate(int secs);

        Feed* feed() const;

        uint hash() const;

        bool guidIsHash() const;

        bool guidIsPermaLink() const;

        QDateTime pubDate() const;

        KUrl commentsLink() const;

        int comments() const;

        QString authorName() const;
        QString authorUri() const;
        QString authorEMail() const;
        QString authorAsHtml() const;
        QString authorShort() const;

        boost::shared_ptr<const Syndication::Enclosure> enclosure() const;

        bool operator<(const Article &other) const;
        bool operator<=(const Article &other) const;
        bool operator>(const Article &other) const;
        bool operator>=(const Article &other) const;

    private: //only for our friends
        void setStatus(int s);
        void setDeleted();
        void setKeep(bool keep);

    private:
        struct Private;
        Private* d;
};

} // namespace Akregator

#endif // AKREGATOR_ARTICLE_H