Merge remote-tracking branch 'upstream/master'

init.lua

@@ -1,45 +1,50 @@
 
--- MineClonia / VoxeLibre check
-
-local mcl = core.get_modpath("mcl_core")
-
--- global
-
 bonemeal = {
 	item_list = {
-		bucket_water = mcl and "mcl_buckets:bucket_water" or "bucket:bucket_water",
-		bucket_empty = mcl and "mcl_buckets:bucker_empty" or "bucket:bucket_empty",
-		dirt = mcl and "mcl_core:dirt" or "default:dirt",
-		torch = mcl and "mcl_torches:torch" or "default:torch",
-		coral = mcl and "mcl_ocean:dead_horn_coral_block" or "default:coral_skeleton"
+		bucket_water = "bucket:bucket_water",
+		bucket_empty = "bucket:bucket_empty",
+		dirt = "default:dirt",
+		torch = "default:torch",
+		coral = "default:coral_skeleton"
 	}
 }
 
--- translation support and vars
-
-local S = core.get_translator("bonemeal")
 local a = bonemeal.item_list
-local path = core.get_modpath("bonemeal")
-local min, max, random = math.min, math.max, math.random
 
--- creative check helper
+if minetest.get_modpath("mcl_core") then
 
-local creative_mode_cache = core.settings:get_bool("creative_mode")
-function bonemeal.is_creative(name)
-	return creative_mode_cache or core.check_player_privs(name, {creative = true})
+	a.bucket_water = "mcl_buckets:bucket_water"
+	a.bucket_empty = "mcl_buckets:bucker_empty"
+	a.dirt = "mcl_core:dirt"
+	a.torch = "mcl_torches:torch"
+	a.coral = "mcl_ocean:dead_horn_coral_block"
 end
 
--- API tables
+
+local path = minetest.get_modpath("bonemeal")
+local min, max, random = math.min, math.max, math.random
+
+-- translation support
+local S = minetest.get_translator("bonemeal")
+
+-- creative check
+local creative_mode_cache = minetest.settings:get_bool("creative_mode")
+function bonemeal.is_creative(name)
+	return creative_mode_cache or minetest.check_player_privs(name, {creative = true})
+end
 
 local crops = {}
 local saplings = {}
 local deco = {}
 
--- particle effect
+--
+-- local functions
+--
 
+-- particles
 local function particle_effect(pos)
 
-	core.add_particlespawner({
+	minetest.add_particlespawner({
 		amount = 4,
 		time = 0.15,
 		minpos = pos,
@@ -57,31 +62,38 @@ local function particle_effect(pos)
 	})
 end
 
--- tree type check
 
+-- tree type check
 local function grow_tree(pos, object)
 
 	if type(object) == "table" and object.axiom then
 
-		core.remove_node(pos)
-		core.spawn_tree(pos, object) -- grow L-system tree
+		-- grow L-system tree
+		minetest.remove_node(pos)
+		minetest.spawn_tree(pos, object)
 
-	elseif type(object) == "string" and core.registered_nodes[object] then
+	elseif type(object) == "string" and minetest.registered_nodes[object] then
 
-		core.set_node(pos, {name = object}) -- place node
+		-- place node
+		minetest.set_node(pos, {name = object})
 
 	elseif type(object) == "function" then
 
-		object(pos) -- execute function
+		-- function
+		object(pos)
 	end
 end
 
--- sapling check
 
+-- sapling check
 local function check_sapling(pos, sapling_node, strength, light_ok)
 
 	-- what is sapling placed on?
-	local under =  core.get_node({x = pos.x, y = pos.y - 1, z = pos.z})
+	local under =  minetest.get_node({
+		x = pos.x,
+		y = pos.y - 1,
+		z = pos.z
+	})
 
 	local can_grow, grow_on
 
@@ -102,7 +114,7 @@ local function check_sapling(pos, sapling_node, strength, light_ok)
 
 				local group = grow_on:split(":")[2]
 
-				if core.get_item_group(under.name, group) > 0 then
+				if minetest.get_item_group(under.name, group) > 0 then
 					can_grow = true
 				end
 
@@ -126,8 +138,8 @@ local function check_sapling(pos, sapling_node, strength, light_ok)
 	end
 end
 
--- crops check
 
+-- crops check
 local function check_crops(pos, nodename, strength, light_ok)
 
 	local mod, crop, stage, nod, def
@@ -157,7 +169,7 @@ local function check_crops(pos, nodename, strength, light_ok)
 
 			-- check for place_param setting
 			nod = crops[n][1] .. stage
-			def = core.registered_nodes[nod]
+			def = minetest.registered_nodes[nod]
 
 			-- make sure crop exists or isn't fully grown already
 			if not def or nod == nodename then
@@ -166,19 +178,19 @@ local function check_crops(pos, nodename, strength, light_ok)
 
 			def = def and def.place_param2 or 0
 
-			core.set_node(pos, {name = nod, param2 = def})
+			minetest.set_node(pos, {name = nod, param2 = def})
 
 			particle_effect(pos)
 
-			core.get_node_timer(pos):start(10) -- restart any timers
+			minetest.get_node_timer(pos):start(10) -- restart any timers
 
 			return true
 		end
 	end
 end
 
--- check soil for specific decoration placement
 
+-- check soil for specific decoration placement
 local function check_soil(pos, nodename, strength)
 
 	-- set radius according to strength
@@ -186,7 +198,7 @@ local function check_soil(pos, nodename, strength)
 	local tall = max(strength - 2, 0)
 
 	-- get area of land with free space above
-	local dirt = core.find_nodes_in_area_under_air(
+	local dirt = minetest.find_nodes_in_area_under_air(
 		{x = pos.x - side, y = pos.y - tall, z = pos.z - side},
 		{x = pos.x + side, y = pos.y + tall, z = pos.z + side}, {nodename})
 
@@ -235,39 +247,43 @@ local function check_soil(pos, nodename, strength)
 		if nod and nod ~= "" then
 
 			-- get crop param2 value
-			def = core.registered_nodes[nod]
+			def = minetest.registered_nodes[nod]
 			def = def and def.place_param2
 
 			-- if param2 not preset then get from existing node
 			if not def then
 
-				local node = core.get_node_or_nil(pos2)
+				local node = minetest.get_node_or_nil(pos2)
 
 				def = node and node.param2 or 0
 			end
 
-			core.set_node(pos2, {name = nod, param2 = def})
+			minetest.set_node(pos2, {name = nod, param2 = def})
 		end
 
 		particle_effect(pos2)
 	end
 end
 
--- helper function
 
+-- helper function
 local function use_checks(user, pointed_thing)
 
 	-- make sure we use on node
-	if pointed_thing.type ~= "node" then return false end
+	if pointed_thing.type ~= "node" then
+		return false
+	end
 
 	-- get position and node info
 	local pos = pointed_thing.under
-	local node = core.get_node(pos)
-	local def = core.registered_items[node.name]
+	local node = minetest.get_node(pos)
+	local def = minetest.registered_items[node.name]
 	local dirt = def and def.groups
 
 	-- does node have groups set
-	if not dirt then return false end
+	if not dirt then
+		return false
+	end
 
 	-- if we're using on ground, move position up
 	if dirt.soil or dirt.sand or dirt.can_bonemeal then
@@ -275,14 +291,16 @@ local function use_checks(user, pointed_thing)
 	end
 
 	-- check if protected
-	if core.is_protected(pos, user:get_player_name()) then
+	if minetest.is_protected(pos, user:get_player_name()) then
 		return false
 	end
 
 	return node
 end
 
---= Global functions
+
+-- global functions
+
 
 -- add to sapling list
 -- {sapling node, schematic or function name, "soil"|"sand"|specific_node|"group:"}
@@ -295,10 +313,10 @@ function bonemeal:add_sapling(list)
 	end
 end
 
+
 -- add to crop list to force grow
 -- {crop name start_, growth steps, seed node (if required)}
 -- e.g. {"farming:wheat_", 8, "farming:seed_wheat"}
-
 function bonemeal:add_crop(list)
 
 	for n = 1, #list do
@@ -306,12 +324,12 @@ function bonemeal:add_crop(list)
 	end
 end
 
+
 -- add grass and flower/plant decoration for specific dirt types
 --  {dirt_node, {grass_nodes}, {flower_nodes}
 -- e.g. {"default:dirt_with_dry_grass", dry_grass, flowers}
 -- if an entry already exists for a given dirt type, it will add new entries and all empty
 -- entries, allowing to both add decorations and decrease their frequency.
-
 function bonemeal:add_deco(list)
 
 	for l = 1, #list do
@@ -329,7 +347,8 @@ function bonemeal:add_deco(list)
 						for _, entry in pairs(deco[n][2]) do
 
 							if extra == entry then
-								extra = false ; break
+								extra = false
+								break
 							end
 						end
 					end
@@ -347,7 +366,8 @@ function bonemeal:add_deco(list)
 						for __, entry in pairs(deco[n][3]) do
 
 							if extra == entry then
-								extra = false ; break
+								extra = false
+								break
 							end
 						end
 					end
@@ -357,7 +377,8 @@ function bonemeal:add_deco(list)
 					end
 				end
 
-				list[l] = false ; break
+				list[l] = false
+				break
 			end
 		end
 
@@ -367,9 +388,9 @@ function bonemeal:add_deco(list)
 	end
 end
 
+
 -- definitively set a decration scheme
 -- this function will either add a new entry as is, or replace the existing one
-
 function bonemeal:set_deco(list)
 
 	for l = 1, #list do
@@ -394,15 +415,17 @@ function bonemeal:set_deco(list)
 	end
 end
 
--- global on_use function for bonemeal
 
+-- global on_use function for bonemeal
 function bonemeal:on_use(pos, strength, node)
 
 	-- get node pointed at
-	local node = node or core.get_node(pos)
+	local node = node or minetest.get_node(pos)
 
 	-- return if nothing there
-	if node.name == "ignore" then return end
+	if node.name == "ignore" then
+		return
+	end
 
 	-- make sure strength is between 1 and 4
 	strength = strength or 1
@@ -414,25 +437,31 @@ function bonemeal:on_use(pos, strength, node)
 
 		default.grow_papyrus(pos, node)
 
-		particle_effect(pos) ; return true
+		particle_effect(pos)
+
+		return true
 
 	elseif node.name == "default:cactus" then
 
 		default.grow_cactus(pos, node)
 
-		particle_effect(pos) ; return true
+		particle_effect(pos)
+
+		return true
 
 	elseif node.name == "default:dry_dirt" and strength == 1 then
 
-		core.set_node(pos, {name = "default:dry_dirt_with_dry_grass"})
+		minetest.set_node(pos, {name = "default:dry_dirt_with_dry_grass"})
 
-		particle_effect(pos) ; return true
+		particle_effect(pos)
+
+		return true
 	end
 
 	-- grow grass and flowers
-	if core.get_item_group(node.name, "soil") > 0
-	or core.get_item_group(node.name, "sand") > 0
-	or core.get_item_group(node.name, "can_bonemeal") > 0 then
+	if minetest.get_item_group(node.name, "soil") > 0
+	or minetest.get_item_group(node.name, "sand") > 0
+	or minetest.get_item_group(node.name, "can_bonemeal") > 0 then
 
 		check_soil(pos, node.name, strength)
 
@@ -442,7 +471,7 @@ function bonemeal:on_use(pos, strength, node)
 	-- light check depending on strength (strength of 4 = no light needed)
 	local light_ok = true
 
-	if (core.get_node_light(pos) or 0) < (12 - (strength * 3)) then
+	if (minetest.get_node_light(pos) or 0) < (12 - (strength * 3)) then
 		light_ok = nil
 	end
 
@@ -457,11 +486,14 @@ function bonemeal:on_use(pos, strength, node)
 	end
 end
 
---= Items
+
+--
+-- items
+--
+
 
 -- mulch (strength 1)
-
-core.register_craftitem("bonemeal:mulch", {
+minetest.register_craftitem("bonemeal:mulch", {
 	description = S("Mulch"),
 	inventory_image = "bonemeal_mulch.png",
 
@@ -485,9 +517,9 @@ core.register_craftitem("bonemeal:mulch", {
 	end
 })
 
--- bonemeal (strength 2)
 
-core.register_craftitem("bonemeal:bonemeal", {
+-- bonemeal (strength 2)
+minetest.register_craftitem("bonemeal:bonemeal", {
 	description = S("Bone Meal"),
 	inventory_image = "bonemeal_item.png",
 
@@ -511,9 +543,9 @@ core.register_craftitem("bonemeal:bonemeal", {
 	end
 })
 
--- fertiliser (strength 3)
 
-core.register_craftitem("bonemeal:fertiliser", {
+-- fertiliser (strength 3)
+minetest.register_craftitem("bonemeal:fertiliser", {
 	description = S("Fertiliser"),
 	inventory_image = "bonemeal_fertiliser.png",
 
@@ -537,27 +569,28 @@ core.register_craftitem("bonemeal:fertiliser", {
 	end
 })
 
--- bone
 
-core.register_craftitem("bonemeal:bone", {
+-- bone
+minetest.register_craftitem("bonemeal:bone", {
 	description = S("Bone"),
 	inventory_image = "bonemeal_bone.png",
 	groups = {bone = 1}
 })
 
 -- gelatin powder
-
-core.register_craftitem("bonemeal:gelatin_powder", {
+minetest.register_craftitem("bonemeal:gelatin_powder", {
 	description = S("Gelatin Powder"),
 	inventory_image = "bonemeal_gelatin_powder.png",
 	groups = {food_gelatin = 1, flammable = 2}
 })
 
---= Recipes
+
+--
+-- crafting recipes
+--
 
 -- gelatin powder
-
-core.register_craft({
+minetest.register_craft({
 	output = "bonemeal:gelatin_powder 4",
 	recipe = {
 		{"group:bone", "group:bone", "group:bone"},
@@ -570,8 +603,7 @@ core.register_craft({
 })
 
 -- bonemeal (from bone)
-
-core.register_craft({
+minetest.register_craft({
 	type = "cooking",
 	output = "bonemeal:bonemeal 2",
 	recipe = "group:bone",
@@ -579,25 +611,22 @@ core.register_craft({
 })
 
 -- bonemeal (from player bones)
+if minetest.settings:get_bool("bonemeal.disable_deathbones_recipe") ~= true then
 
-if core.settings:get_bool("bonemeal.disable_deathbones_recipe") ~= true then
-
-	core.register_craft({
+	minetest.register_craft({
 		output = "bonemeal:bone 2",
 		recipe = {{"bones:bones"}}
 	})
 end
 
 -- bonemeal (from coral skeleton)
-
-core.register_craft({
+minetest.register_craft({
 	output = "bonemeal:bonemeal 2",
 	recipe = {{a.coral}}
 })
 
 -- mulch
-
-core.register_craft({
+minetest.register_craft({
 	output = "bonemeal:mulch 4",
 	recipe = {
 		{"group:tree", "group:leaves", "group:leaves"},
@@ -606,7 +635,7 @@ core.register_craft({
 	}
 })
 
-core.register_craft({
+minetest.register_craft({
 	output = "bonemeal:mulch",
 	recipe = {
 		{"group:seed", "group:seed", "group:seed"},
@@ -616,39 +645,36 @@ core.register_craft({
 })
 
 -- fertiliser
-
-core.register_craft({
+minetest.register_craft({
 	output = "bonemeal:fertiliser 2",
 	recipe = {{"bonemeal:bonemeal", "bonemeal:mulch"}}
 })
 
--- add bones to dirt
-
-if core.registered_items[a.dirt] then
-
-	core.override_item(a.dirt, {
-		drop = {
-			max_items = 1,
-			items = {
-				{
-					items = {"bonemeal:bone"},
-					rarity = 40
-				},
-				{
-					items = {a.dirt}
-				}
+-- NALC: add bones to dirt but without overriding a previous drop definition
+-- from other mods.
+local drop = minetest.registered_items["default:dirt"].drop
+if drop then
+	table.insert(drop.items, 1, {items = {"bonemeal:bone"}, rarity = 30})
+else
+	drop = {
+		max_items = 1,
+		items = {
+			{
+				items = {"bonemeal:bone"},
+				rarity = 40
+			},
+			{
+				items = {"default:dirt"}
 			}
 		}
-	})
+	}
 end
 
 -- add support for mods
-
 dofile(path .. "/mods.lua")
 
 -- lucky block support
-
-if core.get_modpath("lucky_block") then
+if minetest.get_modpath("lucky_block") then
 	dofile(path .. "/lucky_block.lua")
 end
 

lucky_block.lua

@@ -1,16 +1,15 @@
 
--- helper function
+-- add lucky blocks
 
 local function growy(pos, player)
 
-	local dpos = core.find_node_near(pos, 1, "group:soil")
+	local dpos = minetest.find_node_near(pos, 1, "group:soil")
 
 	if dpos then
 		bonemeal:on_use(dpos, 5)
 	end
 end
 
--- add lucky blocks
 
 lucky_block:add_blocks({
 	{"lig"},

mods.lua

@@ -1,23 +1,21 @@
 
 -- craft bones from animalmaterials into bonemeal
+if minetest.get_modpath("animalmaterials") then
 
-if core.get_modpath("animalmaterials") then
-
-	core.register_craft({
+	minetest.register_craft({
 		output = "bonemeal:bonemeal 2",
 		recipe = {{"animalmaterials:bone"}}
 	})
 end
 
--- default additions
 
-if core.get_modpath("default") then
+if minetest.get_modpath("default") then
 
 	-- saplings
 
 	local function pine_grow(pos)
 
-		if core.find_node_near(pos, 1,
+		if minetest.find_node_near(pos, 1,
 			{"default:snow", "default:snowblock", "default:dirt_with_snow"}) then
 
 			default.grow_new_snowy_pine_tree(pos)
@@ -27,11 +25,11 @@ if core.get_modpath("default") then
 	end
 
 	local function cactus_grow(pos)
-		default.grow_cactus(pos, core.get_node(pos))
+		default.grow_cactus(pos, minetest.get_node(pos))
 	end
 
 	local function papyrus_grow(pos)
-		default.grow_papyrus(pos, core.get_node(pos))
+		default.grow_papyrus(pos, minetest.get_node(pos))
 	end
 
 	bonemeal:add_sapling({
@@ -64,10 +62,9 @@ if core.get_modpath("default") then
 
 	local flowers = {}
 
-	-- add flowers from other mods
-	core.after(0.1, function()
+	minetest.after(0.1, function()
 
-		for node, def in pairs(core.registered_nodes) do
+		for node, def in pairs(minetest.registered_nodes) do
 
 			if def.groups
 			and def.groups.flower
@@ -95,7 +92,6 @@ if core.get_modpath("default") then
 	})
 end
 
--- default farming crops
 
 if farming then
 
@@ -105,7 +101,6 @@ if farming then
 	})
 end
 
--- farming redo crops
 
 if farming and farming.mod and farming.mod == "redo" then
 
@@ -153,9 +148,8 @@ if farming and farming.mod and farming.mod == "redo" then
 	})
 end
 
--- ethereal crops, saplings and grass
 
-if core.get_modpath("ethereal") then
+if minetest.get_modpath("ethereal") then
 
 	bonemeal:add_crop({
 		{"ethereal:strawberry_", 8},
@@ -180,8 +174,7 @@ if core.get_modpath("ethereal") then
 		{"ethereal:sakura_sapling", ethereal.grow_sakura_tree, "soil"},
 		{"ethereal:lemon_tree_sapling", ethereal.grow_lemon_tree, "soil"},
 		{"ethereal:olive_tree_sapling", ethereal.grow_olive_tree, "soil"},
-		{"ethereal:basandra_bush_sapling", ethereal.grow_basandra_bush, "soil"},
-		{"ethereal:mangrove_sapling", ethereal.grow_mangrove_tree, "soil"}
+		{"ethereal:basandra_bush_sapling", ethereal.grow_basandra_bush, "soil"}
 	})
 
 	local grass = {"default:grass_3", "default:grass_4", "default:grass_5", ""}
@@ -198,20 +191,17 @@ if core.get_modpath("ethereal") then
 				"ethereal:spore_grass", "ethereal:spore_grass", "", "", ""}},
 		{"ethereal:jungle_dirt", grass, {"default:junglegrass", "", "", ""}},
 		{"ethereal:grove_dirt", grass, {"ethereal:fern", "", "", ""}},
-		{"ethereal:bamboo_dirt", grass, {}},
-		{"ethereal:mud", {"default:fern_1", "default:fern_2", "default:fern_3", "", "",
-			"default:grass_5", "default:junglegrass"}, {"ethereal:bamboo"}}
+		{"ethereal:bamboo_dirt", grass, {}}
 	})
 end
 
--- moretrees saplings
 
-if core.get_modpath("moretrees") then
+if minetest.get_modpath("moretrees") then
 
 	-- special fir check for snow
 	local function fir_grow(pos)
 
-		if core.find_node_near(pos, 1,
+		if minetest.find_node_near(pos, 1,
 			{"default:snow", "default:snowblock", "default:dirt_with_snow"}) then
 
 			moretrees.grow_fir_snow(pos)
@@ -238,27 +228,23 @@ if core.get_modpath("moretrees") then
 		{"moretrees:rubber_tree_sapling", moretrees.spawn_rubber_tree_object, "soil"},
 		{"moretrees:fir_sapling", fir_grow, "soil"}
 	})
-end
 
--- technic rubber tree
-
-if core.get_modpath("technic_worldgen") then
+elseif minetest.get_modpath("technic_worldgen") then
 
 	bonemeal:add_sapling({
 		{"moretrees:rubber_tree_sapling", technic.rubber_tree_model, "soil"}
 	})
 end
 
--- caverealms mushroom
 
-if core.get_modpath("caverealms") then
+if minetest.get_modpath("caverealms") then
 
-	local fil = core.get_modpath("caverealms") .. "/schematics/shroom.mts"
+	local fil = minetest.get_modpath("caverealms") .. "/schematics/shroom.mts"
 	local add_shroom = function(pos)
 
-		core.swap_node(pos, {name = "air"})
+		minetest.swap_node(pos, {name = "air"})
 
-		core.place_schematic(
+		minetest.place_schematic(
 			{x = pos.x - 5, y = pos.y, z = pos.z - 5}, fil, 0, nil, false)
 	end
 
@@ -267,7 +253,6 @@ if core.get_modpath("caverealms") then
 	})
 end
 
--- helper
 
 local function y_func(grow_func)
 	return function(pos)
@@ -275,38 +260,30 @@ local function y_func(grow_func)
 	end
 end
 
--- ferns
-
-if core.get_modpath("ferns") then
+if minetest.get_modpath("ferns") then
 
 	bonemeal:add_sapling({
-		{"ferns:sapling_giant_tree_fern",
-				y_func(abstract_ferns.grow_giant_tree_fern), "soil"},
-		{"ferns:sapling_giant_tree_fern",
-				y_func(abstract_ferns.grow_giant_tree_fern), "sand"},
-		{"ferns:sapling_tree_fern",
-				y_func(abstract_ferns.grow_tree_fern), "soil"}
+		{"ferns:sapling_giant_tree_fern", y_func(abstract_ferns.grow_giant_tree_fern), "soil"},
+		{"ferns:sapling_giant_tree_fern", y_func(abstract_ferns.grow_giant_tree_fern), "sand"},
+		{"ferns:sapling_tree_fern", y_func(abstract_ferns.grow_tree_fern), "soil"}
 	})
 end
 
--- dryplants sapling
-
-if core.get_modpath("dryplants") then
+if minetest.get_modpath("dryplants") then
 
 	bonemeal:add_sapling({
 		{"dryplants:reedmace_sapling", y_func(abstract_dryplants.grow_reedmace), "soil"}
 	})
 end
 
--- add bonemeal dyes
 
-if core.get_modpath("dye") then
+if minetest.get_modpath("dye") then
 
 	local bonemeal_dyes = {bonemeal = "white", fertiliser = "green", mulch = "brown"}
 
 	for mat, dye in pairs(bonemeal_dyes) do
 
-		core.register_craft({
+		minetest.register_craft({
 			output = "dye:" .. dye .. " 4",
 			recipe = {
 				{"bonemeal:" .. mat}
@@ -315,36 +292,35 @@ if core.get_modpath("dye") then
 	end
 end
 
--- df_trees saplings
 
-if core.get_modpath("df_trees") then
+if minetest.get_modpath("df_trees") then
 
 	local function spore_tree_fix(pos)
-		core.remove_node(pos) ; df_trees.spawn_spore_tree(pos)
+		minetest.remove_node(pos) ; df_trees.spawn_spore_tree(pos)
 	end
 
 	local function fungiwood_fix(pos)
-		core.remove_node(pos) ; df_trees.spawn_fungiwood(pos)
+		minetest.remove_node(pos) ; df_trees.spawn_fungiwood(pos)
 	end
 
 	local function tunnel_fix(pos)
-		core.remove_node(pos) ; df_trees.spawn_tunnel_tube(pos)
+		minetest.remove_node(pos) ; df_trees.spawn_tunnel_tube(pos)
 	end
 
 	local function black_cap_fix(pos)
-		core.remove_node(pos) ; df_trees.spawn_black_cap(pos)
+		minetest.remove_node(pos) ; df_trees.spawn_black_cap(pos)
 	end
 
 	local function goblin_cap_fix(pos)
-		core.remove_node(pos) ; df_trees.spawn_goblin_cap(pos)
+		minetest.remove_node(pos) ; df_trees.spawn_goblin_cap(pos)
 	end
 
 	local function tower_cap_fix(pos)
-		core.remove_node(pos) ; df_trees.spawn_tower_cap(pos)
+		minetest.remove_node(pos) ; df_trees.spawn_tower_cap(pos)
 	end
 
 	local function nether_cap_fix(pos)
-		core.remove_node(pos) ; df_trees.spawn_nether_cap(pos)
+		minetest.remove_node(pos) ; df_trees.spawn_nether_cap(pos)
 	end
 
 	bonemeal:add_sapling({
@@ -359,9 +335,8 @@ if core.get_modpath("df_trees") then
 	})
 end
 
--- df_farming crops
 
-if core.get_modpath("df_farming") then
+if minetest.get_modpath("df_farming") then
 
 	bonemeal:add_crop({
 		{"df_farming:cave_wheat_", 8, "df_farming:cave_wheat_seed", true},
@@ -373,25 +348,24 @@ if core.get_modpath("df_farming") then
 	})
 end
 
--- df_primordial saplings and plants
 
-if core.get_modpath("df_primordial_items") then
+if minetest.get_modpath("df_primordial_items") then
 
 	local function mush_fix(pos)
-		core.set_node(pos, {name = "air"})
+		minetest.set_node(pos, {name = "air"})
 		mapgen_helper.place_schematic(pos,
 			df_primordial_items.get_primordial_mushroom(), (math.random(4) - 1) * 90)
 	end
 
 	local function fern_fix(pos)
-		core.set_node(pos, {name = "air"})
+		minetest.set_node(pos, {name = "air"})
 		local rotations = {0, 90, 180, 270}
 		mapgen_helper.place_schematic(pos,
 			df_primordial_items.get_fern_schematic(), rotations[math.random(#rotations)])
 	end
 
 	local function blood_fix(pos)
-		df_trees.grow_blood_thorn(pos, core.get_node(pos))
+		df_trees.grow_blood_thorn(pos, minetest.get_node(pos))
 	end
 
 	bonemeal:add_sapling({
@@ -443,9 +417,8 @@ if core.get_modpath("df_primordial_items") then
 	})
 end
 
--- everness saplings
 
-if core.get_modpath("everness") then
+if minetest.get_modpath("everness") then
 
 	bonemeal:add_sapling({
 		{"everness:baobab_sapling", Everness.grow_baobab_tree, "soil"},
@@ -463,18 +436,17 @@ if core.get_modpath("everness") then
 	})
 end
 
--- bush classic fruit
 
-if core.get_modpath("bushes_classic") then
+if minetest.get_modpath("bushes_classic") then
 
 	local function grow_bush(pos)
 
-		local meta = core.get_meta(pos)
+		local meta = minetest.get_meta(pos)
 		local bush_name = meta:get_string("bush_type")
 
 		-- only change if meta found
 		if meta and bush_name then
-			core.swap_node(pos, {name = "bushes:" .. bush_name .. "_bush"})
+			minetest.swap_node(pos, {name = "bushes:" .. bush_name .. "_bush"})
 		end
 	end