22231474b0
It was caused by overriding after_dig_node multiple times to make it execute capitate_tree
76 lines
2.4 KiB
Lua
76 lines
2.4 KiB
Lua
-- the table containing the tree definitions
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treecapitator.trees = {}
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-- For the usage of this function, see trees.lua.
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local after_dig_wrap
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local after_dig_nodes = {}
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function treecapitator.register_tree(tr)
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for name,value in pairs(treecapitator.default_tree) do
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if tr[name] == nil then
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tr[name] = value --replaces not defined stuff
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end
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end
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treecapitator.trees[#treecapitator.trees+1] = tr
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if treecapitator.after_register[tr.type] then
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treecapitator.after_register[tr.type](tr)
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end
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for i = 1,#tr.trees do
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local nodename = tr.trees[i]
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local data = minetest.registered_nodes[nodename]
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if not data then
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error(nodename .. " has to be registered before calling " ..
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"treecapitator.register_tree.")
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end
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local func = after_dig_wrap
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local prev_after_dig = data.after_dig_node
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if prev_after_dig
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and not after_dig_nodes[nodename] then
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func = function(pos, oldnode, oldmetadata, digger)
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prev_after_dig(pos, oldnode, oldmetadata, digger)
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treecapitator.capitate_tree(pos, digger)
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end
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end
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minetest.override_item(nodename, {after_dig_node = func})
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after_dig_nodes[nodename] = true
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end
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end
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-- Mods can set treecapitator.capitation_usually_disallowed to true and
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-- override this function, with params pos and digger, to make capitation
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-- transpire only under certain contitions.
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function treecapitator.capitation_allowed()
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return not treecapitator.capitation_usually_disallowed
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end
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-- Example of overriding this function
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if treecapitator.no_hand_capitation then
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-- disallow capitating trees if no proper tool is used
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treecapitator.capitation_usually_disallowed = true
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local allowed = treecapitator.capitation_allowed
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function treecapitator.capitation_allowed(pos, digger)
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local def = minetest.registered_nodes[
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minetest.get_node{x=pos.x, y=pos.y+1, z=pos.z}.name
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]
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return def and def.groups and minetest.get_dig_params(def.groups,
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digger:get_wielded_item():get_tool_capabilities()).wear > 0
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or allowed(pos, digger)
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end
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end
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-- test if trunk nodes were redefined
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minetest.after(2, function()
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for nodename in pairs(after_dig_nodes) do
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if not minetest.registered_nodes[nodename].after_dig_node then
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error(nodename .. " didn't keep after_dig_node.")
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end
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end
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after_dig_nodes = nil
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end)
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-- wrapping is necessary, someone may overwrite treecapitator.capitate_tree
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function after_dig_wrap(pos, _,_, digger)
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treecapitator.capitate_tree(pos, digger)
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end
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