tqdbusdatamap.h

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/* qdbusdatamap.h DBUS data mapping transport type
 *
 * Copyright (C) 2007 Kevin Krammer <kevin.krammer@gmx.at>
 *
 * Licensed under the Academic Free License version 2.1
 *
 * 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.
 *
 */

#ifndef TQDBUSDATAMAP_H
#define TQDBUSDATAMAP_H

#include "tqdbusmacros.h"
#include <tqmap.h>

class TQT_DBusData;
class TQT_DBusObjectPath;
class TQT_DBusUnixFd;
class TQT_DBusVariant;

template <typename T>
class TQDBUS_EXPORT TQT_DBusDataMap : private TQMap<T, TQT_DBusData>
{
    friend class TQT_DBusData;

public:
    typedef TQMapConstIterator<T, TQT_DBusData> const_iterator;

    TQT_DBusDataMap<T>()
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::Invalid) {}

    explicit TQT_DBusDataMap<T>(TQT_DBusData::Type simpleValueType)
        : TQMap<T, TQT_DBusData>(), m_valueType(simpleValueType) {}

    explicit TQT_DBusDataMap<T>(const TQT_DBusData& containerValueType)
        : TQMap<T, TQT_DBusData>(), m_valueType(containerValueType.type())
    {
        if (hasContainerValueType()) m_containerValueType = containerValueType;
    }

    TQT_DBusDataMap<T>(const TQT_DBusDataMap<T>& other)
        : TQMap<T, TQT_DBusData>(other), m_valueType(other.m_valueType),
          m_containerValueType(other.m_containerValueType) {}

    TQT_DBusDataMap<T>(const TQMap<T, TQT_DBusData>& other)
        : TQMap<T, TQT_DBusData>(other), m_valueType(TQT_DBusData::Invalid)
    {
        const_iterator it = begin();
        if (it == end()) return;

        m_valueType = (*it).type();

        TQCString containerSignature;
        if (hasContainerValueType())
        {
            m_containerValueType = it.data();
            containerSignature = m_containerValueType.buildDBusSignature();
        }

        for (++it; it != end(); ++it)
        {
            if ((*it).type() != m_valueType)
            {
                m_valueType = TQT_DBusData::Invalid;
                m_containerValueType = TQT_DBusData();

                clear();
                return;
            }
            else if (hasContainerValueType())
            {
                if (it.data().buildDBusSignature() != containerSignature)
                {
                    m_valueType = TQT_DBusData::Invalid;
                    m_containerValueType = TQT_DBusData();

                    clear();
                    return;
                }
            }
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, bool>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::Bool)
    {
        typename TQMap<T, bool>::const_iterator it    = other.begin();
        typename TQMap<T, bool>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromBool(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQ_UINT8>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::Byte)
    {
        typename TQMap<T, TQ_UINT8>::const_iterator it    = other.begin();
        typename TQMap<T, TQ_UINT8>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromByte(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQ_INT16>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::Int16)
    {
        typename TQMap<T, TQ_INT16>::const_iterator it    = other.begin();
        typename TQMap<T, TQ_INT16>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromInt16(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQ_UINT16>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::UInt16)
    {
        typename TQMap<T, TQ_UINT16>::const_iterator it    = other.begin();
        typename TQMap<T, TQ_UINT16>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromUInt16(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQ_INT32>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::Int32)
    {
        typename TQMap<T, TQ_INT32>::const_iterator it    = other.begin();
        typename TQMap<T, TQ_INT32>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromInt32(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQ_UINT32>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::UInt32)
    {
        typename TQMap<T, TQ_UINT32>::const_iterator it    = other.begin();
        typename TQMap<T, TQ_UINT32>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromUInt32(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQ_INT64>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::Int64)
    {
        typename TQMap<T, TQ_INT64>::const_iterator it    = other.begin();
        typename TQMap<T, TQ_INT64>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromInt64(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQ_UINT64>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::UInt64)
    {
        typename TQMap<T, TQ_UINT64>::const_iterator it    = other.begin();
        typename TQMap<T, TQ_UINT64>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromUInt64(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, double>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::Double)
    {
        typename TQMap<T, double>::const_iterator it    = other.begin();
        typename TQMap<T, double>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromDouble(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQString>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::String)
    {
        typename TQMap<T, TQString>::const_iterator it    = other.begin();
        typename TQMap<T, TQString>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromString(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQT_DBusObjectPath>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::ObjectPath)
    {
        typename TQMap<T, TQT_DBusObjectPath>::const_iterator it    = other.begin();
        typename TQMap<T, TQT_DBusObjectPath>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromObjectPath(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQT_DBusUnixFd>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::UnixFd)
    {
        typename TQMap<T, TQT_DBusUnixFd>::const_iterator it    = other.begin();
        typename TQMap<T, TQT_DBusUnixFd>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromUnixFd(it.data()));
        }
    }

    TQT_DBusDataMap<T>(const TQMap<T, TQT_DBusVariant>& other)
        : TQMap<T, TQT_DBusData>(), m_valueType(TQT_DBusData::Variant)
    {
        typename TQMap<T, TQT_DBusVariant>::const_iterator it    = other.begin();
        typename TQMap<T, TQT_DBusVariant>::const_iterator endIt = other.end();
        for (; it != endIt; ++it)
        {
            insert(it.key(), TQT_DBusData::fromVariant(it.data()));
        }
    }

    TQT_DBusDataMap<T>& operator=(const TQT_DBusDataMap<T>& other)
    {
        TQMap<T, TQT_DBusData>::operator=(other);

        m_valueType = other.m_valueType;
        m_containerValueType = other.m_containerValueType;

        return *this;
    }

    TQT_DBusDataMap<T>& operator=(const TQMap<T, TQT_DBusData>& other)
    {
        TQMap<T, TQT_DBusData>::operator=(other);

        m_valueType = TQT_DBusData::Invalid;
        m_containerValueType = TQT_DBusData();

        const_iterator it = begin();
        if (it == end()) return *this;

        m_valueType = (*it).type();

        TQCString containerSignature;
        if (hasContainerValueType())
        {
            m_containerValueType = it.data();
            containerSignature = m_containerValueType.buildDBusSignature();
        }

        for (++it; it != end(); ++it)
        {
            if ((*it).type() != m_valueType)
            {
                m_valueType = TQT_DBusData::Invalid;
                m_containerValueType = TQT_DBusData();

                clear();
                return *this;
            }
            else if (hasContainerValueType())
            {
                if (it.data()->buildSignature() != containerSignature)
                {
                    m_valueType = TQT_DBusData::Invalid;
                    m_containerValueType = TQT_DBusData();

                    clear();
                    return *this;
                }
            }
        }

        return *this;
    }

    TQT_DBusData::Type keyType() const { return m_keyType; }

    TQT_DBusData::Type valueType() const { return m_valueType; }

    bool hasContainerValueType() const
    {
        return m_valueType == TQT_DBusData::List || m_valueType == TQT_DBusData::Struct
                                              || m_valueType == TQT_DBusData::Map;
    }

    TQT_DBusData containerValueType() const { return m_containerValueType; }

    inline bool isValid() const { return valueType() != TQT_DBusData::Invalid; }

    bool isEmpty() const { return TQMap<T, TQT_DBusData>::empty(); }

    uint count() const { return TQMap<T, TQT_DBusData>::count(); }

    bool operator==(const TQT_DBusDataMap<T>& other) const
    {
        if (m_valueType != other.m_valueType) return false;

        if (count() != other.count()) return false;

        if (hasContainerValueType() != other.hasContainerValueType()) return false;

        if (hasContainerValueType())
        {
            if (m_containerValueType.buildDBusSignature() !=
                other.m_containerValueType.buildDBusSignature()) return false;
        }

        const_iterator it = begin();
        const_iterator otherIt = other.begin();
        for (; it != end() && otherIt != other.end(); ++it, ++otherIt)
        {
            if (it.key() != otherIt.key()) return false;

            if (!(it.data() == otherIt.data())) return false;
        }

        return true;
    }

    void clear() { TQMap<T, TQT_DBusData>::clear(); }

    const_iterator begin() const
    {
        return TQMap<T, TQT_DBusData>::begin();
    }

    const_iterator end() const
    {
        return TQMap<T, TQT_DBusData>::end();
    }

    bool insert(const T& key, const TQT_DBusData& data)
    {
        if (data.type() == TQT_DBusData::Invalid) return false;

        if (m_valueType == TQT_DBusData::Invalid)
        {
            m_valueType = data.type();

            // TODO: create empty copy of container
            if (hasContainerValueType()) m_containerValueType = data;

            TQMap<T, TQT_DBusData>::insert(key, data);
        }
        else if (data.type() != m_valueType)
        {
            tqWarning("TQT_DBusDataMap: trying to add data of type %s to map of type %s",
                     data.typeName(), TQT_DBusData::typeName(m_valueType));
        }
        else if (hasContainerValueType())
        {
            TQCString ourSignature  = m_containerValueType.buildDBusSignature();
            TQCString dataSignature = data.buildDBusSignature();

            if (ourSignature != dataSignature)
            {
                tqWarning("TQT_DBusDataMap: trying to add data with signature %s "
                        "to map with value signature %s",
                        dataSignature.data(), ourSignature.data());
            }
            else
                TQMap<T, TQT_DBusData>::insert(key, data);
        }
        else
            TQMap<T, TQT_DBusData>::insert(key, data);

        return true;
    }

    TQMap<T, TQT_DBusData> toTQMap() const { return *this; }

    TQMap<T, bool> toBoolMap(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::Bool)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, bool>();
        }

        TQMap<T, bool> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toBool());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQ_UINT8> toByteMap(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::Byte)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQ_UINT8>();
        }

        TQMap<T, TQ_UINT8> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toByte());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQ_INT16> toInt16Map(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::Int16)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQ_INT16>();
        }

        TQMap<T, TQ_INT16> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toInt16());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQ_UINT16> toUInt16Map(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::UInt16)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQ_UINT16>();
        }

        TQMap<T, TQ_UINT16> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toUInt16());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQ_INT32> toInt32Map(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::Int32)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQ_INT32>();
        }

        TQMap<T, TQ_INT32> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toInt32());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQ_UINT32> toUInt32Map(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::UInt32)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQ_UINT32>();
        }

        TQMap<T, TQ_UINT32> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toUInt32());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQ_INT64> toInt64Map(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::Int64)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQ_INT64>();
        }

        TQMap<T, TQ_INT64> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toInt64());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQ_UINT64> toUInt64Map(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::UInt64)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQ_UINT64>();
        }

        TQMap<T, TQ_UINT64> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toUInt64());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, double> toDoubleMap(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::Double)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, double>();
        }

        TQMap<T, double> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toDouble());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQString> toStringMap(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::String)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQString>();
        }

        TQMap<T, TQString> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toString());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQT_DBusObjectPath> toObjectPathMap(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::ObjectPath)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQT_DBusObjectPath>();
        }

        TQMap<T, TQT_DBusObjectPath> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toObjectPath());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQT_DBusObjectPath> toUnixFdMap(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::UnixFd)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQT_DBusUnixFd>();
        }

        TQMap<T, TQT_DBusUnixFd> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toUnixFd());
        }

        if (ok != 0) *ok = true;

        return result;
    }

    TQMap<T, TQT_DBusVariant> toVariantMap(bool* ok = 0) const
    {
        if (m_valueType != TQT_DBusData::Variant)
        {
            if (ok != 0) *ok = false;
            return TQMap<T, TQT_DBusVariant>();
        }

        TQMap<T, TQT_DBusVariant> result;

        const_iterator it    = begin();
        const_iterator endIt = end();
        for (; it != endIt; ++it)
        {
            result.insert(it.key(), (*it).toVariant());
        }

        if (ok != 0) *ok = true;

        return result;
    }

private:
    TQT_DBusData::Type m_valueType;
    TQT_DBusData m_containerValueType;

    static const TQT_DBusData::Type m_keyType;
};

#endif