MineClone2/mods/ITEMS/mcl_itemframes/init.lua
Elias Fleckenstein d88b548ddb Fix #917
2021-01-05 15:08:18 +01:00

305 lines
9.0 KiB
Lua

local S = minetest.get_translator("mcl_itemframes")
local VISUAL_SIZE = 0.3
minetest.register_entity("mcl_itemframes:item",{
hp_max = 1,
visual = "wielditem",
visual_size = {x=VISUAL_SIZE, y=VISUAL_SIZE},
physical = false,
pointable = false,
textures = { "blank.png" },
_texture = "blank.png",
_scale = 1,
on_activate = function(self, staticdata)
if staticdata ~= nil and staticdata ~= "" then
local data = staticdata:split(';')
if data and data[1] and data[2] then
self._nodename = data[1]
self._texture = data[2]
if data[3] then
self._scale = data[3]
else
self._scale = 1
end
end
end
if self._texture ~= nil then
self.object:set_properties({
textures={self._texture},
visual_size={x=VISUAL_SIZE/self._scale, y=VISUAL_SIZE/self._scale},
})
end
end,
get_staticdata = function(self)
if self._nodename ~= nil and self._texture ~= nil then
local ret = self._nodename .. ';' .. self._texture
if self._scale ~= nil then
ret = ret .. ';' .. self._scale
end
return ret
end
return ""
end,
_update_texture = function(self)
if self._texture ~= nil then
self.object:set_properties({
textures={self._texture},
visual_size={x=VISUAL_SIZE/self._scale, y=VISUAL_SIZE/self._scale},
})
end
end,
})
local facedir = {}
facedir[0] = {x=0,y=0,z=1}
facedir[1] = {x=1,y=0,z=0}
facedir[2] = {x=0,y=0,z=-1}
facedir[3] = {x=-1,y=0,z=0}
local remove_item_entity = function(pos, node)
local objs = nil
if node.name == "mcl_itemframes:item_frame" then
objs = minetest.get_objects_inside_radius(pos, .5)
end
if objs then
for _, obj in ipairs(objs) do
if obj and obj:get_luaentity() and obj:get_luaentity().name == "mcl_itemframes:item" then
obj:remove()
end
end
end
end
local update_item_entity = function(pos, node, param2)
remove_item_entity(pos, node)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
local item = inv:get_stack("main", 1)
if not item:is_empty() then
if not param2 then
param2 = node.param2
end
if node.name == "mcl_itemframes:item_frame" then
local posad = facedir[param2]
pos.x = pos.x + posad.x*6.5/16
pos.y = pos.y + posad.y*6.5/16
pos.z = pos.z + posad.z*6.5/16
end
local e = minetest.add_entity(pos, "mcl_itemframes:item")
local lua = e:get_luaentity()
lua._nodename = node.name
local itemname = item:get_name()
if itemname == "" or itemname == nil then
lua._texture = "blank.png"
lua._scale = 1
else
lua._texture = itemname
local def = minetest.registered_items[itemname]
if def and def.wield_scale then
lua._scale = def.wield_scale.x
else
lua._scale = 1
end
end
lua:_update_texture()
if node.name == "mcl_itemframes:item_frame" then
local yaw = math.pi*2 - param2 * math.pi/2
e:set_yaw(yaw)
end
end
end
local drop_item = function(pos, node, meta, clicker)
local cname = ""
if clicker and clicker:is_player() then
cname = clicker:get_player_name()
end
if node.name == "mcl_itemframes:item_frame" and not minetest.is_creative_enabled(cname) then
local inv = meta:get_inventory()
local item = inv:get_stack("main", 1)
if not item:is_empty() then
minetest.add_item(pos, item)
end
end
meta:set_string("infotext", "")
remove_item_entity(pos, node)
end
minetest.register_node("mcl_itemframes:item_frame",{
description = S("Item Frame"),
_tt_help = S("Can hold an item"),
_doc_items_longdesc = S("Item frames are decorative blocks in which items can be placed."),
_doc_items_usagehelp = S("Just place any item on the item frame. Use the item frame again to retrieve the item."),
drawtype = "mesh",
is_ground_content = false,
mesh = "mcl_itemframes_itemframe1facedir.obj",
selection_box = { type = "fixed", fixed = {-6/16, -6/16, 7/16, 6/16, 6/16, 0.5} },
collision_box = { type = "fixed", fixed = {-6/16, -6/16, 7/16, 6/16, 6/16, 0.5} },
tiles = {"mcl_itemframes_itemframe_background.png", "mcl_itemframes_itemframe_background.png", "mcl_itemframes_itemframe_background.png", "mcl_itemframes_itemframe_background.png", "default_wood.png", "mcl_itemframes_itemframe_background.png"},
inventory_image = "mcl_itemframes_item_frame.png",
wield_image = "mcl_itemframes_item_frame.png",
paramtype = "light",
paramtype2 = "facedir",
sunlight_propagates = true,
groups = { dig_immediate=3,deco_block=1,dig_by_piston=1,container=7,attached_node_facedir=1 },
sounds = mcl_sounds.node_sound_defaults(),
node_placement_prediction = "",
on_place = function(itemstack, placer, pointed_thing)
if pointed_thing.type ~= "node" then
return itemstack
end
-- Use pointed node's on_rightclick function first, if present
local node = minetest.get_node(pointed_thing.under)
if placer and not placer:get_player_control().sneak then
if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].on_rightclick then
return minetest.registered_nodes[node.name].on_rightclick(pointed_thing.under, node, placer, itemstack) or itemstack
end
end
return minetest.item_place(itemstack, placer, pointed_thing, minetest.dir_to_facedir(vector.direction(pointed_thing.above, pointed_thing.under)))
end,
on_construct = function(pos)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
inv:set_size("main", 1)
end,
on_rightclick = function(pos, node, clicker, itemstack)
if not itemstack then
return
end
local pname = clicker:get_player_name()
if minetest.is_protected(pos, pname) then
minetest.record_protection_violation(pos, pname)
return
end
local meta = minetest.get_meta(pos)
drop_item(pos, node, meta, clicker)
local inv = meta:get_inventory()
if itemstack:is_empty() then
remove_item_entity(pos, node)
meta:set_string("infotext", "")
inv:set_stack("main", 1, "")
return itemstack
end
local put_itemstack = ItemStack(itemstack)
put_itemstack:set_count(1)
inv:set_stack("main", 1, put_itemstack)
update_item_entity(pos, node)
-- Add node infotext when item has been named
local imeta = itemstack:get_meta()
local iname = imeta:get_string("name")
if iname then
meta:set_string("infotext", iname)
end
if not minetest.is_creative_enabled(clicker:get_player_name()) then
itemstack:take_item()
end
return itemstack
end,
allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
local name = player:get_player_name()
if minetest.is_protected(pos, name) then
minetest.record_protection_violation(pos, name)
return 0
else
return count
end
end,
allow_metadata_inventory_take = function(pos, listname, index, stack, player)
local name = player:get_player_name()
if minetest.is_protected(pos, name) then
minetest.record_protection_violation(pos, name)
return 0
else
return stack:get_count()
end
end,
allow_metadata_inventory_put = function(pos, listname, index, stack, player)
local name = player:get_player_name()
if minetest.is_protected(pos, name) then
minetest.record_protection_violation(pos, name)
return 0
else
return stack:get_count()
end
end,
on_destruct = function(pos)
local meta = minetest.get_meta(pos)
local node = minetest.get_node(pos)
drop_item(pos, node, meta)
end,
on_rotate = function(pos, node, user, mode, param2)
if mode == screwdriver.ROTATE_FACE then
-- Rotate face
local meta = minetest.get_meta(pos)
local node = minetest.get_node(pos)
local objs = nil
if node.name == "mcl_itemframes:item_frame" then
objs = minetest.get_objects_inside_radius(pos, .5)
end
if objs then
for _, obj in ipairs(objs) do
if obj and obj:get_luaentity() and obj:get_luaentity().name == "mcl_itemframes:item" then
update_item_entity(pos, node, (node.param2+1) % 4)
break
end
end
end
return
elseif mode == screwdriver.ROTATE_AXIS then
return false
end
end,
})
minetest.register_craft({
output = 'mcl_itemframes:item_frame',
recipe = {
{'mcl_core:stick', 'mcl_core:stick', 'mcl_core:stick'},
{'mcl_core:stick', 'mcl_mobitems:leather', 'mcl_core:stick'},
{'mcl_core:stick', 'mcl_core:stick', 'mcl_core:stick'},
}
})
minetest.register_lbm({
label = "Update legacy item frames",
name = "mcl_itemframes:update_legacy_item_frames",
nodenames = {"itemframes:frame"},
action = function(pos, node)
-- Swap legacy node, then respawn entity
node.name = "mcl_itemframes:item_frame"
local meta = minetest.get_meta(pos)
local item = meta:get_string("item")
minetest.swap_node(pos, node)
if item ~= "" then
local itemstack = ItemStack(minetest.deserialize(meta:get_string("itemdata")))
local inv = meta:get_inventory()
inv:set_size("main", 1)
if not itemstack:is_empty() then
inv:set_stack("main", 1, itemstack)
end
end
update_item_entity(pos, node)
end,
})
-- FIXME: Item entities can get destroyed by /clearobjects
minetest.register_lbm({
label = "Respawn item frame item entities",
name = "mcl_itemframes:respawn_entities",
nodenames = {"mcl_itemframes:item_frame"},
run_at_every_load = true,
action = function(pos, node)
update_item_entity(pos, node)
end,
})
minetest.register_alias("itemframes:frame", "mcl_itemframes:item_frame")