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Add set_name(), set_count(), set_wear() and set_metadata() to Lua Ite…
…mStack
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PilzAdam committed Sep 28, 2013
1 parent 7313928 commit a9c0961e0c9c3b854aca34b6d582198be1cd2277
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Showing 3 changed files with 79 additions and 0 deletions.
@@ -1658,9 +1658,13 @@ ItemStack: A stack of items.
methods:
- is_empty(): return true if stack is empty
- get_name(): returns item name (e.g. "default:stone")
- set_name(itemname)
- get_count(): returns number of items on the stack
- set_count(count)
- get_wear(): returns tool wear (0-65535), 0 for non-tools
- set_wear(wear)
- get_metadata(): returns metadata (a string attached to an item stack)
- set_metadata(metadata)
- clear(): removes all items from the stack, making it empty
- replace(item): replace the contents of this stack (item can also
be an itemstring or table)
@@ -57,6 +57,20 @@ int LuaItemStack::l_get_name(lua_State *L)
return 1;
}

// set_name(self, name)
int LuaItemStack::l_set_name(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
LuaItemStack *o = checkobject(L, 1);
ItemStack &item = o->m_stack;
item.name = luaL_checkstring(L, 2);

if (item.name == "" || item.empty())
item.clear();

return 1;
}

// get_count(self) -> number
int LuaItemStack::l_get_count(lua_State *L)
{
@@ -67,6 +81,20 @@ int LuaItemStack::l_get_count(lua_State *L)
return 1;
}

// set_count(self, number)
int LuaItemStack::l_set_count(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
LuaItemStack *o = checkobject(L, 1);
ItemStack &item = o->m_stack;
item.count = luaL_checkinteger(L, 2);

if (item.name == "" || item.empty())
item.clear();

return 1;
}

// get_wear(self) -> number
int LuaItemStack::l_get_wear(lua_State *L)
{
@@ -77,6 +105,20 @@ int LuaItemStack::l_get_wear(lua_State *L)
return 1;
}

// set_wear(self, number)
int LuaItemStack::l_set_wear(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
LuaItemStack *o = checkobject(L, 1);
ItemStack &item = o->m_stack;
item.wear = luaL_checkinteger(L, 2);

if (item.wear > 65535)
item.clear();

return 1;
}

// get_metadata(self) -> string
int LuaItemStack::l_get_metadata(lua_State *L)
{
@@ -87,6 +129,23 @@ int LuaItemStack::l_get_metadata(lua_State *L)
return 1;
}

// set_metadata(self, string)
int LuaItemStack::l_set_metadata(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
LuaItemStack *o = checkobject(L, 1);
ItemStack &item = o->m_stack;

size_t len = 0;
const char *ptr = luaL_checklstring(L, 2, &len);
if (ptr)
item.metadata.assign(ptr, len);
else
item.metadata = "";

return 1;
}

// clear(self) -> true
int LuaItemStack::l_clear(lua_State *L)
{
@@ -363,9 +422,13 @@ const char LuaItemStack::className[] = "ItemStack";
const luaL_reg LuaItemStack::methods[] = {
luamethod(LuaItemStack, is_empty),
luamethod(LuaItemStack, get_name),
luamethod(LuaItemStack, set_name),
luamethod(LuaItemStack, get_count),
luamethod(LuaItemStack, set_count),
luamethod(LuaItemStack, get_wear),
luamethod(LuaItemStack, set_wear),
luamethod(LuaItemStack, get_metadata),
luamethod(LuaItemStack, set_metadata),
luamethod(LuaItemStack, clear),
luamethod(LuaItemStack, replace),
luamethod(LuaItemStack, to_string),
@@ -41,15 +41,27 @@ class LuaItemStack : public ModApiBase {
// get_name(self) -> string
static int l_get_name(lua_State *L);

// set_name(self, name)
static int l_set_name(lua_State *L);

// get_count(self) -> number
static int l_get_count(lua_State *L);

// set_count(self, number)
static int l_set_count(lua_State *L);

// get_wear(self) -> number
static int l_get_wear(lua_State *L);

// set_wear(self, number)
static int l_set_wear(lua_State *L);

// get_metadata(self) -> string
static int l_get_metadata(lua_State *L);

// set_metadata(self, string)
static int l_set_metadata(lua_State *L);

// clear(self) -> true
static int l_clear(lua_State *L);

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