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** contained in the Technology Preview License Agreement accompanying

** this package.

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****************************************************************************/

#ifndef QMAILNAMESPACE_H

#define QMAILNAMESPACE_H

#include "qmailglobal.h"

#include <QDate>

#include <QPair>

#include <QString>

#include <QTime>

#if !defined(Q_OS_WIN) || !defined(_WIN32_WCE)

class QSqlDatabase;

#endif

namespace QMail

{

    QTOPIAMAIL_EXPORT QString lastSystemErrorMessage();

    QTOPIAMAIL_EXPORT void usleep(unsigned long usecs);

    QTOPIAMAIL_EXPORT QString dataPath();

    QTOPIAMAIL_EXPORT QString tempPath();

    QTOPIAMAIL_EXPORT QString pluginsPath();

    QTOPIAMAIL_EXPORT QString sslCertsPath();

    QTOPIAMAIL_EXPORT QString messageServerPath();

    QTOPIAMAIL_EXPORT QString messageSettingsPath();

    QTOPIAMAIL_EXPORT QString mimeTypeFromFileName(const QString& filename);

    QTOPIAMAIL_EXPORT QStringList extensionsForMimeType(const QString& mimeType);

#if !defined(Q_OS_WIN) || !defined(_WIN32_WCE)

    QTOPIAMAIL_EXPORT int fileLock(const QString& filePath);

    QTOPIAMAIL_EXPORT bool fileUnlock(int id);

    QTOPIAMAIL_EXPORT QSqlDatabase createDatabase();

#endif

    QTOPIAMAIL_EXPORT QString baseSubject(const QString& subject, bool *replyOrForward);

    QTOPIAMAIL_EXPORT QStringList messageIdentifiers(const QString& str);

    template<typename StringType>

    StringType unquoteString(const StringType& src)

    {

        // If a string has double-quote as the first and last characters, return the string

        // between those characters

        int length = src.length();

        if (length)

        {

            typename StringType::const_iterator const begin = src.constData();

            typename StringType::const_iterator const last = begin + length - 1;

            if ((last > begin) && (*begin == '"' && *last == '"'))

                return src.mid(1, length - 2);

        }

        return src;

    }

    template<typename StringType>

    StringType quoteString(const StringType& src)

    {

        StringType result("\"\"");

        // Return the input string surrounded by double-quotes, which are added if not present

        int length = src.length();

        if (length)

        {

            result.reserve(length + 2);

            typename StringType::const_iterator begin = src.constData();

            typename StringType::const_iterator last = begin + length - 1;

            if (*begin == '"')

                begin += 1;

            if ((last >= begin) && (*last == '"'))

                last -= 1;

            if (last >= begin)

                result.insert(1, StringType(begin, (last - begin + 1)));

        }

        return result;

    }

}

#endif