bool IOMap::loadMap(Map* map, const std::string& identifier)
{
    FileLoader f;
    if(!f.openFile(identifier.c_str(), false, true))
    {
        std::stringstream ss;
        ss << "Could not open the file " << identifier << ".";
        setLastErrorString(ss.str());
        return false;
    }

    uint32_t type = 0;
    NODE root = f.getChildNode((NODE)NULL, type);

    PropStream propStream;
    if(!f.getProps(root, propStream))
    {
        setLastErrorString("Could not read root property.");
        return false;
    }

    OTBM_root_header* rootHeader;
    if(!propStream.getStruct(rootHeader))
    {
        setLastErrorString("Could not read header.");
        return false;
    }

    uint32_t headerVersion = rootHeader->version;
    if(headerVersion <= 0)
    {
        //In otbm version 1 the count variable after splashes/fluidcontainers and stackables
        //are saved as attributes instead, this solves alot of problems with items
        //that is changed (stackable/charges/fluidcontainer/splash) during an update.
        setLastErrorString("This map needs to be upgraded by using the latest map editor version to be able to load correctly.");
        return false;
    }

    if(headerVersion > 3)
    {
        setLastErrorString("Unknown OTBM version detected.");
        return false;
    }

    uint32_t headerMajorItems = rootHeader->majorVersionItems;
    if(headerMajorItems < 3)
    {
        setLastErrorString("This map needs to be upgraded by using the latest map editor version to be able to load correctly.");
        return false;
    }

    if(headerMajorItems > (uint32_t)Items::dwMajorVersion)
    {
        setLastErrorString("The map was saved with a different items.otb version, an upgraded items.otb is required.");
        return false;
    }

    uint32_t headerMinorItems = rootHeader->minorVersionItems;
    if(headerMinorItems < CLIENT_VERSION_810)
    {
        setLastErrorString("This map needs an updated items.otb.");
        return false;
    }

    if(headerMinorItems > (uint32_t)Items::dwMinorVersion)
        setLastErrorString("This map needs an updated items.otb.");

    std::clog << "> Map size: " << rootHeader->width << "x" << rootHeader->height << "." << std::endl;
    map->mapWidth = rootHeader->width;
    map->mapHeight = rootHeader->height;

    NODE nodeMap = f.getChildNode(root, type);
    if(type != OTBM_MAP_DATA)
    {
        setLastErrorString("Could not read data node.");
        return false;
    }

    if(!f.getProps(nodeMap, propStream))
    {
        setLastErrorString("Could not read map data attributes.");
        return false;
    }

    std::string tmp;
    uint8_t attribute;
    while(propStream.getByte(attribute))
    {
        switch(attribute)
        {
            case OTBM_ATTR_DESCRIPTION:
            {
                if(!propStream.getString(tmp))
                {
                    setLastErrorString("Invalid description tag.");
                    return false;
                }

                map->descriptions.push_back(tmp);
                break;
            }
            case OTBM_ATTR_EXT_SPAWN_FILE:
            {
                if(!propStream.getString(tmp))
                {
                    setLastErrorString("Invalid spawnfile tag.");
                    return false;
                }

                map->spawnfile = identifier.substr(0, identifier.rfind('/') + 1);
                map->spawnfile += tmp;
                break;
            }
            case OTBM_ATTR_EXT_HOUSE_FILE:
            {
                if(!propStream.getString(tmp))
                {
                    setLastErrorString("Invalid housefile tag.");
                    return false;
                }

                map->housefile = identifier.substr(0, identifier.rfind('/') + 1);
                map->housefile += tmp;
                break;
            }
            default:
            {
                setLastErrorString("Unknown header node.");
                return false;
            }
        }
    }

    std::clog << "> Map descriptions: " << std::endl;
    for(StringVec::iterator it = map->descriptions.begin(); it != map->descriptions.end(); ++it)
        std::clog << "\"" << (*it) << "\"" << std::endl;

    NODE nodeMapData = f.getChildNode(nodeMap, type);
    while(nodeMapData != NO_NODE)
    {
        if(f.getError() != ERROR_NONE)
        {
            setLastErrorString("Invalid map node.");
            return false;
        }

        if(type == OTBM_TILE_AREA)
        {
            if(!f.getProps(nodeMapData, propStream))
            {
                setLastErrorString("Invalid map node.");
                return false;
            }

            OTBM_Destination_coords* area_coord;
            if(!propStream.getStruct(area_coord))
            {
                setLastErrorString("Invalid map node.");
                return false;
            }

            int32_t base_x = area_coord->_x, base_y = area_coord->_y, base_z = area_coord->_z;
            NODE nodeTile = f.getChildNode(nodeMapData, type);
            while(nodeTile != NO_NODE)
            {
                if(f.getError() != ERROR_NONE)
                {
                    setLastErrorString("Could not read node data.");
                    return false;
                }

                if(type == OTBM_TILE || type == OTBM_HOUSETILE)
                {
                    if(!f.getProps(nodeTile, propStream))
                    {
                        setLastErrorString("Could not read node data.");
                        return false;
                    }

                    OTBM_Tile_coords* tileCoord;
                    if(!propStream.getStruct(tileCoord))
                    {
                        setLastErrorString("Could not read tile position.");
                        return false;
                    }

                    Tile* tile = NULL;
                    Item* ground = NULL;
                    uint32_t tileflags = 0;

                    uint16_t px = base_x + tileCoord->_x, py = base_y + tileCoord->_y, pz = base_z;
                    House* house = NULL;
                    if(type == OTBM_HOUSETILE)
                    {
                        uint32_t _houseid;
                        if(!propStream.getLong(_houseid))
                        {
                            std::stringstream ss;
                            ss << "[x:" << px << ", y:" << py << ", z:" << pz << "] Could not read house id.";

                            setLastErrorString(ss.str());
                            return false;
                        }

                        house = Houses::getInstance()->getHouse(_houseid, true);
                        if(!house)
                        {
                            std::stringstream ss;
                            ss << "[x:" << px << ", y:" << py << ", z:" << pz << "] Could not create house id: " << _houseid;

                            setLastErrorString(ss.str());
                            return false;
                        }

                        tile = new HouseTile(px, py, pz, house);
                        house->addTile(static_cast<HouseTile*>(tile));
                    }

                    //read tile attributes
                    uint8_t attribute;
                    while(propStream.getByte(attribute))
                    {
                        switch(attribute)
                        {
                            case OTBM_ATTR_TILE_FLAGS:
                            {
                                uint32_t flags;
                                if(!propStream.getLong(flags))
                                {
                                    std::stringstream ss;
                                    ss << "[x:" << px << ", y:" << py << ", z:" << pz << "] Failed to read tile flags.";

                                    setLastErrorString(ss.str());
                                    return false;
                                }

                                if((flags & TILESTATE_PROTECTIONZONE) == TILESTATE_PROTECTIONZONE)
                                    tileflags |= TILESTATE_PROTECTIONZONE;
                                else if((flags & TILESTATE_OPTIONALZONE) == TILESTATE_OPTIONALZONE)
                                    tileflags |= TILESTATE_OPTIONALZONE;
                                else if((flags & TILESTATE_HARDCOREZONE) == TILESTATE_HARDCOREZONE)
                                    tileflags |= TILESTATE_HARDCOREZONE;

                                if((flags & TILESTATE_NOLOGOUT) == TILESTATE_NOLOGOUT)
                                    tileflags |= TILESTATE_NOLOGOUT;

                                if((flags & TILESTATE_REFRESH) == TILESTATE_REFRESH)
                                {
                                    if(house)
                                        std::clog << "[x:" << px << ", y:" << py << ", z:" << pz << "] House tile flagged as refreshing!";

                                    tileflags |= TILESTATE_REFRESH;
                                }

                                break;
                            }

                            case OTBM_ATTR_ITEM:
                            {
                                Item* item = Item::CreateItem(propStream);
                                if(!item)
                                {
                                    std::stringstream ss;
                                    ss << "[x:" << px << ", y:" << py << ", z:" << pz << "] Failed to create item.";

                                    setLastErrorString(ss.str());
                                    return false;
                                }

                                if(item->getItemCount() <= 0)
                                    item->setItemCount(1);

                                if(house && item->isMoveable())
                                {
                                    std::clog << "[Warning - IOMap::loadMap] Movable item in house: " << house->getId();
                                    std::clog << ", item type: " << item->getID() << ", at position " << px << "/" << py << "/";
                                    std::clog << pz << std::endl;

                                    delete item;
                                    item = NULL;
                                }
                                else if(tile)
                                {
                                    tile->__internalAddThing(item);
                                    item->__startDecaying();
                                    item->setLoadedFromMap(true);
                                }
                                else if(item->isGroundTile())
                                {
                                    if(ground)
                                        delete ground;

                                    ground = item;
                                }
                                else
                                {
                                    tile = createTile(ground, item, px, py, pz);
                                    tile->__internalAddThing(item);

                                    item->__startDecaying();
                                    item->setLoadedFromMap(true);
                                }

                                break;
                            }

                            default:
                            {
                                std::stringstream ss;
                                ss << "[x:" << px << ", y:" << py << ", z:" << pz << "] Unknown tile attribute.";

                                setLastErrorString(ss.str());
                                return false;
                            }
                        }
                    }

                    NODE nodeItem = f.getChildNode(nodeTile, type);
                    while(nodeItem)
                    {
                        if(type == OTBM_ITEM)
                        {
                            PropStream propStream;
                            f.getProps(nodeItem, propStream);

                            Item* item = Item::CreateItem(propStream);
                            if(!item)
                            {
                                std::stringstream ss;
                                ss << "[x:" << px << ", y:" << py << ", z:" << pz << "] Failed to create item.";

                                setLastErrorString(ss.str());
                                return false;
                            }

                            if(item->unserializeItemNode(f, nodeItem, propStream))
                            {
                                if(item->getItemCount() <= 0)
                                    item->setItemCount(1);

                                if(house && item->isMoveable())
                                {
                                    std::clog << "[Warning - IOMap::loadMap] Movable item in house: ";
                                    std::clog << house->getId() << ", item type: " << item->getID();
                                    std::clog << ", pos " << px << "/" << py << "/" << pz << std::endl;

                                    delete item;
                                    item = NULL;
                                }
                                else if(tile)
                                {
                                    tile->__internalAddThing(item);
                                    item->__startDecaying();
                                    item->setLoadedFromMap(true);
                                }
                                else if(item->isGroundTile())
                                {
                                    if(ground)
                                        delete ground;

                                    ground = item;
                                }
                                else
                                {
                                    tile = createTile(ground, item, px, py, pz);
                                    tile->__internalAddThing(item);

                                    item->__startDecaying();
                                    item->setLoadedFromMap(true);
                                }
                            }
                            else
                            {
                                std::stringstream ss;
                                ss << "[x:" << px << ", y:" << py << ", z:" << pz << "] Failed to load item " << item->getID() << ".";
                                setLastErrorString(ss.str());

                                delete item;
                                item = NULL;
                                return false;
                            }
                        }
                        else
                        {
                            std::stringstream ss;
                            ss << "[x:" << px << ", y:" << py << ", z:" << pz << "] Unknown node type.";
                            setLastErrorString(ss.str());
                        }

                        nodeItem = f.getNextNode(nodeItem, type);
                    }

                    if(!tile)
                        tile = createTile(ground, NULL, px, py, pz);

                    tile->setFlag((tileflags_t)tileflags);
                    map->setTile(px, py, pz, tile);
                }
                else
                {
                    setLastErrorString("Unknown tile node.");
                    return false;
                }

                nodeTile = f.getNextNode(nodeTile, type);
            }
        }
        else if(type == OTBM_TOWNS)
        {
            NODE nodeTown = f.getChildNode(nodeMapData, type);
            while(nodeTown != NO_NODE)
            {
                if(type == OTBM_TOWN)
                {
                    if(!f.getProps(nodeTown, propStream))
                    {
                        setLastErrorString("Could not read town data.");
                        return false;
                    }

                    uint32_t townId = 0;
                    if(!propStream.getLong(townId))
                    {
                        setLastErrorString("Could not read town id.");
                        return false;
                    }

                    Town* town = Towns::getInstance()->getTown(townId);
                    if(!town)
                    {
                        town = new Town(townId);
                        Towns::getInstance()->addTown(townId, town);
                    }

                    std::string townName;
                    if(!propStream.getString(townName))
                    {
                        setLastErrorString("Could not read town name.");
                        return false;
                    }

                    town->setName(townName);
                    OTBM_Destination_coords *townCoords;
                    if(!propStream.getStruct(townCoords))
                    {
                        setLastErrorString("Could not read town coordinates.");
                        return false;
                    }

                    town->setPosition(Position(townCoords->_x, townCoords->_y, townCoords->_z));
                }
                else
                {
                    setLastErrorString("Unknown town node.");
                    return false;
                }

                nodeTown = f.getNextNode(nodeTown, type);
            }
        }
        else if(type == OTBM_WAYPOINTS && headerVersion > 1)
        {
            NODE nodeWaypoint = f.getChildNode(nodeMapData, type);
            while(nodeWaypoint != NO_NODE)
            {
                if(type == OTBM_WAYPOINT)
                {
                    if(!f.getProps(nodeWaypoint, propStream))
                    {
                        setLastErrorString("Could not read waypoint data.");
                        return false;
                    }

                    std::string name;
                    if(!propStream.getString(name))
                    {
                        setLastErrorString("Could not read waypoint name.");
                        return false;
                    }

                    OTBM_Destination_coords* waypoint_coords;
                    if(!propStream.getStruct(waypoint_coords))
                    {
                        setLastErrorString("Could not read waypoint coordinates.");
                        return false;
                    }

                    map->waypoints.addWaypoint(WaypointPtr(new Waypoint(name,
                        Position(waypoint_coords->_x, waypoint_coords->_y, waypoint_coords->_z))));
                }
                else
                {
                    setLastErrorString("Unknown waypoint node.");
                    return false;
                }

                nodeWaypoint = f.getNextNode(nodeWaypoint, type);
            }
        }
        else
        {
            setLastErrorString("Unknown map node.");
            return false;
        }

        nodeMapData = f.getNextNode(nodeMapData, type);
    }

    return true;
}

bool IOMap::loadSpawns(Map* map)
{
    if(map->spawnfile.empty())
        map->spawnfile =  g_config.getString(ConfigManager::MAP_NAME) + "-spawn.xml";

    return Spawns::getInstance()->loadFromXml(map->spawnfile);
}

bool IOMap::loadHouses(Map* map)
{
    if(map->housefile.empty())
        map->housefile = g_config.getString(ConfigManager::MAP_NAME) + "-house.xml";

    return Houses::getInstance()->loadFromXml(map->housefile);
}