/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QHTTP_H
#define QHTTP_H

#include <QtCore/qobject.h>
#include <QtCore/qstringlist.h>
#include <QtCore/qmap.h>
#include <QtCore/qpair.h>
#include <QtCore/qscopedpointer.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Network)

#ifndef QT_NO_HTTP

#if 0
#pragma qt_class(QHttp)
#endif

class QHttpHeaderPrivate;
class QHttpHeader
{
public:
    QHttpHeader();
    QHttpHeader(const QHttpHeader &header);
    QHttpHeader(const QString &str);
    virtual ~QHttpHeader();

    QHttpHeader &operator=(const QHttpHeader &h);

    void setValue(const QString &key, const QString &value);
    void setValues(const QList<QPair<QString, QString> > &values);
    void addValue(const QString &key, const QString &value);
    QList<QPair<QString, QString> > values() const;
    bool hasKey(const QString &key) const;
    QStringList keys() const;
    QString value(const QString &key) const;
    QStringList allValues(const QString &key) const;
    void removeValue(const QString &key);
    void removeAllValues(const QString &key);

    // ### Qt 5: change to qint64
    bool hasContentLength() const;
    uint contentLength() const;
    void setContentLength(int len);

    bool hasContentType() const;
    QString contentType() const;
    void setContentType(const QString &type);

    virtual QString toString() const;
    bool isValid() const;

    virtual int majorVersion() const = 0;
    virtual int minorVersion() const = 0;

protected:
    virtual bool parseLine(const QString &line, int number);
    bool parse(const QString &str);
    void setValid(bool);

    QHttpHeader(QHttpHeaderPrivate &dd, const QString &str = QString());
    QHttpHeader(QHttpHeaderPrivate &dd, const QHttpHeader &header);
    QScopedPointer<QHttpHeaderPrivate> d_ptr;

private:
    Q_DECLARE_PRIVATE(QHttpHeader)
};

class QHttpResponseHeaderPrivate;
class QHttpResponseHeader : public QHttpHeader
{
public:
    QHttpResponseHeader();
    QHttpResponseHeader(const QHttpResponseHeader &header);
    QHttpResponseHeader(const QString &str);
    QHttpResponseHeader(int code, const QString &text = QString(), int majorVer = 1, int minorVer = 1);
    QHttpResponseHeader &operator=(const QHttpResponseHeader &header);

    void setStatusLine(int code, const QString &text = QString(), int majorVer = 1, int minorVer = 1);

    int statusCode() const;
    QString reasonPhrase() const;

    int majorVersion() const;
    int minorVersion() const;

    QString toString() const;

protected:
    bool parseLine(const QString &line, int number);

private:
    Q_DECLARE_PRIVATE(QHttpResponseHeader)
    friend class QHttpPrivate;
};

#endif // QT_NO_HTTP

QT_END_NAMESPACE

QT_END_HEADER

#endif // QHTTP_H