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--[[
display_api mod for Minetest - Library to add dynamic display
capabilities to nodes
(c) Pierre-Yves Rollo
This program 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.
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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
--]]
-- Deprecation
function deprecated_group(deprecated_group, replacement_group)
for name, ndef in pairs(minetest.registered_nodes) do
if ndef.groups and ndef.groups[deprecated_group] then
minetest.log("warning", string.format('Node %s belongs to deprecated "%s" group which should be replaced with new "%s" group.',
name, deprecated_group, replacement_group))
end
end
end
function deprecated_global_table(deprecated_global_name, replacement_global_name)
assert(type(deprecated_global_name) == 'string', "deprecated_global_name should be a string.")
assert(type(replacement_global_name) == 'string', "replacement_global_name should be a string.")
assert(deprecated_global_name ~= '', "deprecated_global_name should not be empty.")
assert(replacement_global_name ~= '', "replacement_global_name should not be empty.")
assert(rawget(_G, deprecated_global_name) == nil, "replacement global already exists.")
if _G[replacement_global_name] == nil then
print('warn_deprecated_functions: Warning, replacement global "'..replacement_global_name..'" does not exists.')
return
end
local meta = {
deprecated = deprecated_global_name,
replacement = replacement_global_name,
__index = function(table, key)
local meta = getmetatable(table)
local dbg = debug.getinfo(2, "lS")
minetest.log("warning", string.format('Warning: Accessing deprecated "%s" table, "%s" should be used instead (%s:%d).',
meta.deprecated, meta.replacement, (dbg.short_src or 'unknown'), (dbg.currentline or 0)))
return _G[meta.replacement][key]
end,
__newindex = function(table, key, value)
local meta = getmetatable(table)
local dbg = debug.getinfo(2, "lS")
minetest.log("warning", string.format('Warning: Accessing deprecated "%s" table, "%s" should be used instead (%s:%d).',
meta.deprecated, meta.replacement, (dbg.short_src or 'unknown'), (dbg.currentline or 0)))
_G[meta.replacement][key]=value
end,
}
rawset(_G, deprecated_global_name, {})
setmetatable(_G[deprecated_global_name], meta)
end
-- deprecated(1) -- December 2018 - Deprecation of groups display_modpack_node and display_lib_node
-- Group to be removed from display API register_lbm
minetest.after(0, function()
deprecated_group("display_modpack_node", "display_api")
deprecated_group("display_lib_node", "display_api")
end)
-- deprecated(2) -- December 2018 - Deprecation of display_lib
deprecated_global_table('display_lib', 'display_api')
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