l_nodemeta.h

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// Luanti
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
 
#pragma once
 
#include "lua_api/l_metadata.h"
 
class ServerEnvironment;
class NodeMetadata;
 
/*
        NodeMetaRef
*/
 
class NodeMetaRef : public MetaDataRef {
private:
        bool m_is_local = false;
        // Set for server metadata
        v3s16 m_p;
        ServerEnvironment *m_env = nullptr;
        // Set for client metadata
        IMetadata *m_local_meta = nullptr;
 
        static const luaL_Reg methodsServer[];
        static const luaL_Reg methodsClient[];
 
        virtual IMetadata* getmeta(bool auto_create);
        virtual void clearMeta();
 
        virtual void reportMetadataChange(const std::string *name = nullptr);
 
        virtual void handleToTable(lua_State *L, IMetadata *_meta);
        virtual bool handleFromTable(lua_State *L, int table, IMetadata *_meta);
 
        // Exported functions
 
        // get_inventory(self)
        static int l_get_inventory(lua_State *L);
 
        // mark_as_private(self, <string> or {<string>, <string>, ...})
        static int l_mark_as_private(lua_State *L);
 
public:
        NodeMetaRef(v3s16 p, ServerEnvironment *env);
        NodeMetaRef(IMetadata *meta);
 
        ~NodeMetaRef() = default;
 
        // Creates an NodeMetaRef and leaves it on top of stack
        // Not callable from Lua; all references are created on the C side.
        static void create(lua_State *L, v3s16 p, ServerEnvironment *env);
 
        // Client-sided version of the above
        static void createClient(lua_State *L, IMetadata *meta);
 
        static void Register(lua_State *L);
        static void RegisterClient(lua_State *L);
 
        static const char className[];
};