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88
modules/power/register.lua
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88
modules/power/register.lua
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-- power/register.lua
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--[[ Machine Registration API ]]
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local me = microexpansion
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local power = me.power
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-- [function] Register machine
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function me.register_machine(itemstring, def)
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-- Set after_place_node
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def.after_place_node = function(pos, player)
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if def.after_place_node then
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def.after_place_node(pos, player)
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end
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local meta = minetest.get_meta(pos)
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local nodes = me.get_connected_nodes(pos)
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meta:set_string("infotext", def.description.."\nNo Network")
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for _, pos2 in pairs(nodes) do
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local id = minetest.get_meta(pos2):get_string("network_id")
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if id ~= "" then
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meta:set_string("infotext", def.description.."\nNetwork ID: "..id)
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meta:set_string("network_id", id)
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end
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end
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-- Trace Network
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power.trace(pos)
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-- Set demand
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if def.demand then
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me.network_set_demand(pos, def.demand)
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end
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if type(def.machine) == "table" then
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power.add_machine(pos, def.machine)
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end
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end
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-- Set on_destruct
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def.on_destruct = function(pos, player)
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if def.on_destruct then
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def.on_destruct(pos, player)
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end
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local meta = minetest.get_meta(pos)
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if meta:get_string("network_id") ~= "" then
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-- Set demand
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me.network_set_demand(pos, 0)
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-- Remove item from network
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me.network_remove(pos)
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-- Retrace Network
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power.trace(pos)
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end
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end
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-- Set connects_to
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def.connects_to = {"group:me_connect"}
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-- Set me_connect group
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def.groups = def.groups or {}
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def.groups.me_connect = 1
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me.register_node(itemstring, def)
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end
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-- [function] Get machine definition
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function me.get_def(name, key)
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if type(name) == "table" then
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local node = me.get_node(name)
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if node then
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name = node.name
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end
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end
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local def = minetest.registered_nodes[name]
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-- Check name and if registered
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if not name or not def then
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return
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end
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if key then
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return def[key]
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else
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return def
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end
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end
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