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	* Unused variables * Unused values (assigned to variables, but overwritten before use) * Defining already defined variables instead of reassigning to them.
		
			
				
	
	
		
			365 lines
		
	
	
		
			9.1 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			365 lines
		
	
	
		
			9.1 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
| 
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| -- Wear out hoes, place soil
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| -- TODO Ignore group:flower
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| farming.hoe_on_use = function(itemstack, user, pointed_thing, uses)
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| 	local pt = pointed_thing
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| 	-- check if pointing at a node
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| 	if not pt then
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| 		return
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| 	end
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| 	if pt.type ~= "node" then
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| 		return
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| 	end
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| 
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| 	local under = minetest.get_node(pt.under)
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| 	local p = {x=pt.under.x, y=pt.under.y+1, z=pt.under.z}
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| 	local above = minetest.get_node(p)
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| 
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| 	-- return if any of the nodes is not registered
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| 	if not minetest.registered_nodes[under.name] then
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| 		return
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| 	end
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| 	if not minetest.registered_nodes[above.name] then
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| 		return
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| 	end
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| 
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| 	-- check if the node above the pointed thing is air
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| 	if above.name ~= "air" then
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| 		return
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| 	end
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| 
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| 	-- check if pointing at soil
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| 	if minetest.get_item_group(under.name, "soil") ~= 1 then
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| 		return
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| 	end
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| 
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| 	-- check if (wet) soil defined
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| 	local regN = minetest.registered_nodes
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| 	if regN[under.name].soil == nil or regN[under.name].soil.wet == nil or regN[under.name].soil.dry == nil then
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| 		return
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| 	end
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| 
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| 	if minetest.is_protected(pt.under, user:get_player_name()) then
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| 		minetest.record_protection_violation(pt.under, user:get_player_name())
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| 		return
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| 	end
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| 	if minetest.is_protected(pt.above, user:get_player_name()) then
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| 		minetest.record_protection_violation(pt.above, user:get_player_name())
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| 		return
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| 	end
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| 
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| 	-- turn the node into soil, wear out item and play sound
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| 	minetest.set_node(pt.under, {name = regN[under.name].soil.dry})
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| 	minetest.sound_play("default_dig_crumbly", {
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| 		pos = pt.under,
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| 		gain = 0.5,
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| 	})
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| 
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| 	if not minetest.setting_getbool("creative_mode") then
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| 		itemstack:add_wear(65535/(uses-1))
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| 	end
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| 	return itemstack
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| end
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| 
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| -- Register new hoes
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| farming.register_hoe = function(name, def)
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| 	-- Check for : prefix (register new hoes in your mod's namespace)
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| 	if name:sub(1,1) ~= ":" then
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| 		name = ":" .. name
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| 	end
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| 	-- Check def table
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| 	if def.description == nil then
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| 		def.description = "Hoe"
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| 	end
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| 	if def.inventory_image == nil then
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| 		def.inventory_image = "unknown_item.png"
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| 	end
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| 	if def.recipe == nil then
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| 		def.recipe = {
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| 			{"air","air",""},
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| 			{"","group:stick",""},
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| 			{"","group:stick",""}
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| 		}
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| 	end
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| 	if def.max_uses == nil then
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| 		def.max_uses = 30
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| 	end
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| 	-- Register the tool
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| 	minetest.register_tool(name, {
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| 		description = def.description,
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| 		inventory_image = def.inventory_image,
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| 		on_use = function(itemstack, user, pointed_thing)
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| 			return farming.hoe_on_use(itemstack, user, pointed_thing, def.max_uses)
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| 		end
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| 	})
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| 	-- Register its recipe
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| 	if def.material == nil then
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| 		minetest.register_craft({
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| 			output = name:sub(2),
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| 			recipe = def.recipe
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| 		})
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| 	else
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| 		minetest.register_craft({
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| 			output = name:sub(2),
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| 			recipe = {
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| 				{def.material, def.material, ""},
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| 				{"", "group:stick", ""},
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| 				{"", "group:stick", ""}
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| 			}
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| 		})
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| 		-- Reverse Recipe
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| 		minetest.register_craft({
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| 			output = name:sub(2),
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| 			recipe = {
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| 				{"", def.material, def.material},
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| 				{"", "group:stick", ""},
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| 				{"", "group:stick", ""}
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| 			}
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| 		})
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| 	end
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| end
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| 
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| -- how often node timers for plants will tick, +/- some random value
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| local function tick(pos)
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| 	minetest.get_node_timer(pos):start(math.random(166, 286))
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| end
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| -- how often a growth failure tick is retried (e.g. too dark)
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| local function tick_again(pos)
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| 	minetest.get_node_timer(pos):start(math.random(40, 80))
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| end
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| 
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| -- Seed placement
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| farming.place_seed = function(itemstack, placer, pointed_thing, plantname)
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| 	local pt = pointed_thing
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| 	-- check if pointing at a node
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| 	if not pt then
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| 		return itemstack
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| 	end
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| 	if pt.type ~= "node" then
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| 		return itemstack
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| 	end
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| 
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| 	local under = minetest.get_node(pt.under)
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| 	local above = minetest.get_node(pt.above)
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| 
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| 	if minetest.is_protected(pt.under, placer:get_player_name()) then
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| 		minetest.record_protection_violation(pt.under, placer:get_player_name())
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| 		return
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| 	end
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| 	if minetest.is_protected(pt.above, placer:get_player_name()) then
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| 		minetest.record_protection_violation(pt.above, placer:get_player_name())
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| 		return
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| 	end
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| 
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| 	-- return if any of the nodes is not registered
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| 	if not minetest.registered_nodes[under.name] then
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| 		return itemstack
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| 	end
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| 	if not minetest.registered_nodes[above.name] then
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| 		return itemstack
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| 	end
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| 
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| 	-- check if pointing at the top of the node
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| 	if pt.above.y ~= pt.under.y+1 then
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| 		return itemstack
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| 	end
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| 
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| 	-- check if you can replace the node above the pointed node
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| 	if not minetest.registered_nodes[above.name].buildable_to then
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| 		return itemstack
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| 	end
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| 
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| 	-- check if pointing at soil
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| 	if minetest.get_item_group(under.name, "soil") < 2 then
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| 		return itemstack
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| 	end
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| 
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| 	-- add the node and remove 1 item from the itemstack
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| 	minetest.add_node(pt.above, {name = plantname, param2 = 1})
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| 	tick(pt.above)
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| 	if not minetest.setting_getbool("creative_mode") then
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| 		itemstack:take_item()
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| 	end
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| 	return itemstack
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| end
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| 
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| farming.grow_plant = function(pos, elapsed)
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| 	local node = minetest.get_node(pos)
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| 	local name = node.name
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| 	local def = minetest.registered_nodes[name]
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| 
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| 	if not def.next_plant then
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| 		-- disable timer for fully grown plant
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| 		return
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| 	end
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| 
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| 	-- grow seed
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| 	if minetest.get_item_group(node.name, "seed") and def.fertility then
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| 		local soil_node = minetest.get_node_or_nil({x = pos.x, y = pos.y - 1, z = pos.z})
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| 		if not soil_node then
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| 			tick_again(pos)
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| 			return
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| 		end
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| 		-- omitted is a check for light, we assume seeds can germinate in the dark.
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| 		for _, v in pairs(def.fertility) do
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| 			if minetest.get_item_group(soil_node.name, v) ~= 0 then
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| 				minetest.swap_node(pos, {name = def.next_plant})
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| 				if minetest.registered_nodes[def.next_plant].next_plant then
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| 					tick(pos)
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| 					return
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| 				end
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| 			end
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| 		end
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| 
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| 		return
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| 	end
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| 
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| 	-- check if on wet soil
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| 	local below = minetest.get_node({x = pos.x, y = pos.y - 1, z = pos.z})
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| 	if minetest.get_item_group(below.name, "soil") < 3 then
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| 		tick_again(pos)
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| 		return
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| 	end
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| 
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| 	-- check light
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| 	local light = minetest.get_node_light(pos)
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| 	if not light or light < def.minlight or light > def.maxlight then
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| 		tick_again(pos)
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| 		return
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| 	end
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| 
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| 	-- grow
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| 	minetest.swap_node(pos, {name = def.next_plant})
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| 
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| 	-- new timer needed?
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| 	if minetest.registered_nodes[def.next_plant].next_plant then
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| 		tick(pos)
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| 	end
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| 	return
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| end
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| 
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| -- Register plants
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| farming.register_plant = function(name, def)
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| 	local mname = name:split(":")[1]
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| 	local pname = name:split(":")[2]
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| 
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| 	-- Check def table
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| 	if not def.description then
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| 		def.description = "Seed"
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| 	end
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| 	if not def.inventory_image then
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| 		def.inventory_image = "unknown_item.png"
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| 	end
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| 	if not def.steps then
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| 		return nil
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| 	end
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| 	if not def.minlight then
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| 		def.minlight = 1
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| 	end
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| 	if not def.maxlight then
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| 		def.maxlight = 14
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| 	end
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| 	if not def.fertility then
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| 		def.fertility = {}
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| 	end
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| 
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| 	-- Register seed
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| 	local lbm_nodes = {mname .. ":seed_" .. pname}
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| 	local g = {seed = 1, snappy = 3, attached_node = 1}
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| 	for k, v in pairs(def.fertility) do
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| 		g[v] = 1
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| 	end
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| 	minetest.register_node(":" .. mname .. ":seed_" .. pname, {
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| 		description = def.description,
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| 		tiles = {def.inventory_image},
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| 		inventory_image = def.inventory_image,
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| 		wield_image = def.inventory_image,
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| 		drawtype = "signlike",
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| 		groups = g,
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| 		paramtype = "light",
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| 		paramtype2 = "wallmounted",
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| 		walkable = false,
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| 		sunlight_propagates = true,
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| 		selection_box = {
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| 			type = "fixed",
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| 			fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
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| 		},
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| 		fertility = def.fertility,
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| 		sounds = default.node_sound_dirt_defaults({
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| 			dug = {name = "default_grass_footstep", gain = 0.2},
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| 			place = {name = "default_place_node", gain = 0.25},
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| 		}),
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| 
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| 		on_place = function(itemstack, placer, pointed_thing)
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| 			return farming.place_seed(itemstack, placer, pointed_thing, mname .. ":seed_" .. pname)
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| 		end,
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| 		next_plant = mname .. ":" .. pname .. "_1",
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| 		on_timer = farming.grow_plant,
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| 		minlight = def.minlight,
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| 		maxlight = def.maxlight,
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| 	})
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| 
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| 	-- Register harvest
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| 	minetest.register_craftitem(":" .. mname .. ":" .. pname, {
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| 		description = pname:gsub("^%l", string.upper),
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| 		inventory_image = mname .. "_" .. pname .. ".png",
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| 	})
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| 
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| 	-- Register growing steps
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| 	for i = 1, def.steps do
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| 		local drop = {
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| 			items = {
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| 				{items = {mname .. ":" .. pname}, rarity = 9 - i},
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| 				{items = {mname .. ":" .. pname}, rarity= 18 - i * 2},
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| 				{items = {mname .. ":seed_" .. pname}, rarity = 9 - i},
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| 				{items = {mname .. ":seed_" .. pname}, rarity = 18 - i * 2},
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| 			}
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| 		}
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| 		local nodegroups = {snappy = 3, flammable = 2, plant = 1, not_in_creative_inventory = 1, attached_node = 1}
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| 		nodegroups[pname] = i
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| 
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| 		local next_plant = nil
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| 
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| 		if i < def.steps then
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| 			next_plant = mname .. ":" .. pname .. "_" .. (i + 1)
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| 			lbm_nodes[#lbm_nodes + 1] = mname .. ":" .. pname .. "_" .. i
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| 		end
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| 
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| 		minetest.register_node(mname .. ":" .. pname .. "_" .. i, {
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| 			drawtype = "plantlike",
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| 			waving = 1,
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| 			tiles = {mname .. "_" .. pname .. "_" .. i .. ".png"},
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| 			paramtype = "light",
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| 			walkable = false,
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| 			buildable_to = true,
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| 			drop = drop,
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| 			selection_box = {
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| 				type = "fixed",
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| 				fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
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| 			},
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| 			groups = nodegroups,
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| 			sounds = default.node_sound_leaves_defaults(),
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| 			next_plant = next_plant,
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| 			on_timer = farming.grow_plant,
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| 			minlight = def.minlight,
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| 			maxlight = def.maxlight,
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| 		})
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| 	end
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| 
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| 	-- replacement LBM for pre-nodetimer plants
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| 	minetest.register_lbm({
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| 		name = ":" .. mname .. ":start_nodetimer_" .. pname,
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| 		nodenames = lbm_nodes,
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| 		action = function(pos, node)
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| 			tick_again(pos)
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| 		end,
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| 	})
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| 
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| 	-- Return
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| 	local r = {
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| 		seed = mname .. ":seed_" .. pname,
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| 		harvest = mname .. ":" .. pname
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| 	}
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| 	return r
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| end
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