display_modpack/signs/compatibility.lua

91 lines
2.6 KiB
Lua

--[[
signs mod for Minetest - Various signs with text displayed on
(c) Pierre-Yves Rollo
This file is part of signs.
signs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
signs 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with signs. If not, see <http://www.gnu.org/licenses/>.
--]]
-- Wallmounted to facedir conversion
------------------------------------
local wallmounted_to_facedir = {
[0]=1, -- Should not happend with signs
[1]=1, -- Should not happend with signs
[2]=1,
[3]=3,
[4]=0,
[5]=2
}
-- Nodes conversions
local convert_nodes = {
['signs:wooden_right'] = 'signs:wooden_right_sign',
['signs:wooden_left'] = 'signs:wooden_left_sign',
['signs:poster'] = 'signs:paper_poster'
}
local function compatibility_check_1(pos, node)
-- Old wallmounted modes to new facedir nodes conversion
node.name = convert_nodes[node.name]
if node.name then
node.param2 = wallmounted_to_facedir[node.param2]
display_lib.on_destruct(pos)
minetest.swap_node(pos, node)
display_lib.on_construct(pos)
end
end
minetest.register_lbm({ name = "signs:conpatibility_1",
nodenames = {"signs:wooden_right", "signs:wooden_left", "signs:poster"},
action = compatibility_check_1,
})
-- Text entity name change because of signs_lib using signs prefix
------------------------------------------------------------------
-- If no other mod registered signs:text, register it.
-- We need to have this entity registered to be able to remove it.
if minetest.registered_entities["signs:text"] == nil then
minetest.register_entity("signs:text", {
collisionbox = { 0, 0, 0, 0, 0, 0 },
visual = "upright_sprite",
textures = {},
})
end
local function compatibility_check_2(pos, node)
-- Remove old entity
for _, objref in ipairs(minetest.get_objects_inside_radius(pos, 0.5)) do
local entity = objref:get_luaentity()
if entity and entity.name == "signs:text" then
objref:remove()
end
end
-- Create new entity
display_lib.update_entities(pos)
end
minetest.register_lbm({ name = "signs:conpatibility_2",
nodenames = {"signs:wooden_right_sign", "signs:wooden_left_sign", "signs:paper_poster"},
action = compatibility_check_2,
})