headers.h

/*
 * Copyright (C) 2014-2018 Daniel Nicoletti <dantti12@gmail.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
#ifndef HEADERS_H
#define HEADERS_H

#include <QtCore/QVariant>
#include <QtCore/QDateTime>
#include <QtCore/QMetaType>

#include <Cutelyst/cutelyst_global.h>

namespace Cutelyst {

class CUTELYST_LIBRARY Headers
{
public:
    Headers() = default;

    Headers(const Headers &other);

#ifdef Q_COMPILER_INITIALIZER_LISTS

    inline Headers(std::initializer_list<std::pair<QString,QString> > list)
    {
        for (std::initializer_list<std::pair<QString,QString> >::const_iterator it = list.begin(); it != list.end(); ++it)
            pushHeader(it->first, it->second);
    }
#endif

    QString contentDisposition() const;

    void setCacheControl(const QString &value);

    void setContentDisposition(const QString &contentDisposition);

    void setContentDispositionAttachment(const QString &filename = QString());

    QString contentEncoding() const;

    void setContentEncoding(const QString &encoding);

    QString contentType() const;

    void setContentType(const QString &contentType);

    QString contentTypeCharset() const;

    void setContentTypeCharset(const QString &charset);

    bool contentIsText() const;

    bool contentIsHtml() const;

    bool contentIsXHtml() const;

    bool contentIsXml() const;

    bool contentIsJson() const;

    qint64 contentLength() const;

    void setContentLength(qint64 value);

    QString setDateWithDateTime(const QDateTime &date);

    QDateTime date() const;

    QString ifModifiedSince() const;

    QDateTime ifModifiedSinceDateTime() const;

    bool ifModifiedSince(const QDateTime &lastModified) const;

    bool ifMatch(const QString &etag) const;

    bool ifNoneMatch(const QString &etag) const;

    void setETag(const QString &etag);

    QString lastModified() const;

    void setLastModified(const QString &value);

    QString setLastModified(const QDateTime &lastModified);

    QString server() const;

    void setServer(const QString &value);

    QString connection() const;

    QString host() const;

    QString userAgent() const;

    QString referer() const;

    void setReferer(const QString &value);

    void setWwwAuthenticate(const QString &value);

    void setProxyAuthenticate(const QString &value);

    QString authorization() const;

    QString authorizationBasic() const;

    std::pair<QString, QString> authorizationBasicPair() const;

    QString setAuthorizationBasic(const QString &username, const QString &password);

    QString proxyAuthorization() const;

    QString proxyAuthorizationBasic() const;

    std::pair<QString, QString> proxyAuthorizationBasicPair() const;

    QString header(const QString &field) const;

    QString header(const QString &field, const QString &defaultValue) const;

    void setHeader(const QString &field, const QString &value);

    void setHeader(const QString &field, const QStringList &values);

    void pushHeader(const QString &field, const QString &value);

    inline void pushRawHeader(const QString &field, const QString &value);

    void pushHeader(const QString &field, const QStringList &values);

    void removeHeader(const QString &field);

    inline void clear() {
        m_data.clear();
    }

    inline QHash<QString, QString> data() const {
        return m_data;
    }

    bool contains(const QString &field);

    QString &operator[](const QString &key);

    const QString operator[](const QString &key) const;

    inline Headers &operator=(const Headers &other)
    {
        m_data = other.m_data;
        return *this;
    }

    inline bool operator==(const Headers &other) const {
        return m_data == other.m_data;
    }

    inline bool operator!=(const Headers &other) const {
        return m_data != other.m_data;
    }

    inline operator QVariant() const {
        return QVariant::fromValue(m_data);
    }

private:
    QHash<QString, QString> m_data;
};

void Headers::pushRawHeader(const QString &field, const QString &value) {
    m_data.insertMulti(field, value);
}

}

Q_DECLARE_METATYPE(Cutelyst::Headers)

QDebug CUTELYST_LIBRARY operator<<(QDebug dbg, const Cutelyst::Headers &headers);

#endif // HEADERS_H