3 Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
31 #include "content_sao.h"
32 #include "util/pointedthing.h"
33 #include "inventory.h"
35 #include "inventory.h"
37 ItemStack read_item(lua_State *L, int index);
38 std::vector<ItemStack> read_items(lua_State *L, int index);
39 void push_items(lua_State *L, const std::vector<ItemStack> &items);
46 static const char className[];
47 static const luaL_reg methods[];
52 static int gc_object(lua_State *L);
54 // is_empty(self) -> true/false
55 static int l_is_empty(lua_State *L);
57 // get_name(self) -> string
58 static int l_get_name(lua_State *L);
60 // get_count(self) -> number
61 static int l_get_count(lua_State *L);
63 // get_wear(self) -> number
64 static int l_get_wear(lua_State *L);
66 // get_metadata(self) -> string
67 static int l_get_metadata(lua_State *L);
69 // clear(self) -> true
70 static int l_clear(lua_State *L);
72 // replace(self, itemstack or itemstring or table or nil) -> true
73 static int l_replace(lua_State *L);
75 // to_string(self) -> string
76 static int l_to_string(lua_State *L);
78 // to_table(self) -> table or nil
79 static int l_to_table(lua_State *L);
81 // get_stack_max(self) -> number
82 static int l_get_stack_max(lua_State *L);
84 // get_free_space(self) -> number
85 static int l_get_free_space(lua_State *L);
87 // is_known(self) -> true/false
88 // Checks if the item is defined.
89 static int l_is_known(lua_State *L);
91 // get_definition(self) -> table
92 // Returns the item definition table from minetest.registered_items,
93 // or a fallback one (name="unknown")
94 static int l_get_definition(lua_State *L);
96 // get_tool_capabilities(self) -> table
97 // Returns the effective tool digging properties.
98 // Returns those of the hand ("") if this item has none associated.
99 static int l_get_tool_capabilities(lua_State *L);
101 // add_wear(self, amount) -> true/false
102 // The range for "amount" is [0,65535]. Wear is only added if the item
103 // is a tool. Adding wear might destroy the item.
104 // Returns true if the item is (or was) a tool.
105 static int l_add_wear(lua_State *L);
107 // add_item(self, itemstack or itemstring or table or nil) -> itemstack
108 // Returns leftover item stack
109 static int l_add_item(lua_State *L);
111 // item_fits(self, itemstack or itemstring or table or nil) -> true/false, itemstack
112 // First return value is true iff the new item fits fully into the stack
113 // Second return value is the would-be-left-over item stack
114 static int l_item_fits(lua_State *L);
116 // take_item(self, takecount=1) -> itemstack
117 static int l_take_item(lua_State *L);
119 // peek_item(self, peekcount=1) -> itemstack
120 static int l_peek_item(lua_State *L);
123 LuaItemStack(const ItemStack &item);
126 const ItemStack& getItem() const;
127 ItemStack& getItem();
129 // LuaItemStack(itemstack or itemstring or table or nil)
130 // Creates an LuaItemStack and leaves it on top of stack
131 static int create_object(lua_State *L);
132 // Not callable from Lua
133 static int create(lua_State *L, const ItemStack &item);
134 static LuaItemStack* checkobject(lua_State *L, int narg);
135 static void Register(lua_State *L);
139 /*****************************************************************************/
141 /*****************************************************************************/
142 int l_register_item_raw(lua_State *L);
143 int l_register_alias_raw(lua_State *L);
145 /*****************************************************************************/
146 /* scriptapi internal */
147 /*****************************************************************************/
148 bool get_item_callback(lua_State *L,
149 const char *name, const char *callbackname);
150 ItemDefinition read_item_definition(lua_State *L, int index,
151 ItemDefinition default_def = ItemDefinition());
153 extern struct EnumString es_ItemType[];
155 /*****************************************************************************/
156 /* Minetest interface */
157 /*****************************************************************************/
158 bool scriptapi_item_on_drop(lua_State *L, ItemStack &item,
159 ServerActiveObject *dropper, v3f pos);
160 bool scriptapi_item_on_place(lua_State *L, ItemStack &item,
161 ServerActiveObject *placer, const PointedThing &pointed);
162 bool scriptapi_item_on_use(lua_State *L, ItemStack &item,
163 ServerActiveObject *user, const PointedThing &pointed);
166 #endif /* LUA_ITEM_H_ */