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Add ModMetadata API (#5131)

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* mod can create a ModMetadata object where store its values and retrieve it.
* Modmetadata object can only be fetched at mod loading
* Save when modified using same time as map interval or at server stop
* add helper function to get mod storage path
* ModMetadata has exactly same calls than all every other Metadata
This commit is contained in:
Loïc Blot 2017-02-08 00:15:55 +01:00 • committed by GitHub
parent 0680c47d6c
commit ef6feca501
12 changed files with 384 additions and 12 deletions
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62
src/script/lua_api/l_storage.h Normal file
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/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
Copyright (C) 2017 nerzhul, Loic Blot <loic.blot@unix-experience.fr>
This program 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 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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 __L_STORAGE_H__
#define __L_STORAGE_H__
#include "lua_api/l_base.h"
#include "l_metadata.h"
class ModMetadata;
class ModApiStorage: public ModApiBase
{
protected:
static int l_get_mod_storage(lua_State *L);
public:
static void Initialize(lua_State *L, int top);
};
class StorageRef: public MetaDataRef
{
private:
ModMetadata *m_object;
static const char className[];
static const luaL_reg methods[];
virtual Metadata* getmeta(bool auto_create);
virtual void clearMeta();
// garbage collector
static int gc_object(lua_State *L);
public:
StorageRef(ModMetadata *object);
~StorageRef() {}
static void Register(lua_State *L);
static void create(lua_State *L, ModMetadata *object);
static StorageRef *checkobject(lua_State *L, int narg);
static ModMetadata* getobject(StorageRef *ref);
};
#endif /* __L_STORAGE_H__ */