Add droppers

mesecons_dropper/depends.txt

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+mesecons
+screwdriver?

mesecons_dropper/init.lua

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+--[[ This mod registers 3 nodes:
+- One node for the horizontal-facing dropper (mesecons_dropper:dropper)
+- One node for the upwards-facing droppers (mesecons_dropper:dropper_up)
+- One node for the downwards-facing droppers (mesecons_dropper:dropper_down)
+
+3 node definitions are needed because of the way the textures are defined.
+All node definitions share a lot of code, so this is the reason why there
+are so many weird tables below.
+]]
+
+local S = minetest.get_translator("mesecons_dropper")
+
+-- For after_place_node
+local setup_dropper = function(pos)
+	-- Set formspec and inventory
+	local form = "size[9,8.75]"..
+	"list[current_player;main;0,4.5;9,3;9]"..
+	"list[current_player;main;0,7.74;9,1;]"..
+	"list[current_name;main;3,0.5;3,3;]"..
+	"listring[current_name;main]"..
+	"listring[current_player;main]"
+	local meta = minetest.get_meta(pos)
+	meta:set_string("formspec", form)
+	local inv = meta:get_inventory()
+	inv:set_size("main", 9)
+end
+
+local orientate_dropper = function(pos, placer)
+	-- Not placed by player
+	if not placer then return end
+
+	-- Pitch in degrees
+	local pitch = placer:get_look_vertical() * (180 / math.pi)
+
+	if pitch > 55 then
+		minetest.swap_node(pos, {name="mesecons_dropper:dropper_up"})
+	elseif pitch < -55 then
+		minetest.swap_node(pos, {name="mesecons_dropper:dropper_down"})
+	end
+end
+
+local on_rotate
+if minetest.get_modpath("screwdriver") then
+	on_rotate = screwdriver.rotate_simple
+end
+
+-- Shared core definition table
+local dropperdef = {
+	is_ground_content = false,
+	sounds = default.node_sound_stone_defaults(),
+	after_dig_node = function(pos, oldnode, oldmetadata, digger)
+		local meta = minetest.get_meta(pos)
+		local meta2 = meta
+		meta:from_table(oldmetadata)
+		local inv = meta:get_inventory()
+		for i=1, inv:get_size("main") do
+			local stack = inv:get_stack("main", i)
+			if not stack:is_empty() then
+				local p = {x=pos.x+math.random(0, 10)/10-0.5, y=pos.y, z=pos.z+math.random(0, 10)/10-0.5}
+				minetest.add_item(p, stack)
+			end
+		end
+		meta:from_table(meta2:to_table())
+	end,
+	allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
+		local name = player:get_player_name()
+		if minetest.is_protected(pos, name) then
+			minetest.record_protection_violation(pos, name)
+			return 0
+		else
+			return count
+		end
+	end,
+	allow_metadata_inventory_take = function(pos, listname, index, stack, player)
+		local name = player:get_player_name()
+		if minetest.is_protected(pos, name) then
+			minetest.record_protection_violation(pos, name)
+			return 0
+		else
+			return stack:get_count()
+		end
+	end,
+	allow_metadata_inventory_put = function(pos, listname, index, stack, player)
+		local name = player:get_player_name()
+		if minetest.is_protected(pos, name) then
+			minetest.record_protection_violation(pos, name)
+			return 0
+		else
+			return stack:get_count()
+		end
+	end,
+	mesecons = {effector = {
+		-- Drop random item when triggered
+		action_on = function (pos, node)
+			local meta = minetest.get_meta(pos)
+			local inv = meta:get_inventory()
+			local droppos
+			if node.name == "mesecons_dropper:dropper" then
+				droppos  = vector.subtract(pos, minetest.facedir_to_dir(node.param2))
+			elseif node.name == "mesecons_dropper:dropper_up" then
+				droppos  = {x=pos.x, y=pos.y+1, z=pos.z}
+			elseif node.name == "mesecons_dropper:dropper_down" then
+				droppos  = {x=pos.x, y=pos.y-1, z=pos.z}
+			end
+			local dropnode = minetest.get_node(droppos)
+			-- Do not drop into solid nodes
+			local dropnodedef = minetest.registered_nodes[dropnode.name]
+			if dropnodedef.walkable then
+				return
+			end
+			local stacks = {}
+			for i=1,inv:get_size("main") do
+				local stack = inv:get_stack("main", i)
+				if not stack:is_empty() then
+					table.insert(stacks, {stack = stack, stackpos = i})
+				end
+			end
+			if #stacks >= 1 then
+				local r = math.random(1, #stacks)
+				local stack = stacks[r].stack
+				local dropitem = ItemStack(stack)
+				dropitem:set_count(1)
+				local stack_id = stacks[r].stackpos
+
+				-- Drop item
+				minetest.add_item(droppos, dropitem)
+				stack:take_item()
+				inv:set_stack("main", stack_id, stack)
+			end
+		end,
+		rules = mesecon.rules.alldirs,
+	}},
+	on_rotate = on_rotate,
+}
+
+-- Horizontal dropper
+
+local horizontal_def = table.copy(dropperdef)
+horizontal_def.description = S("Dropper")
+horizontal_def.after_place_node = function(pos, placer, itemstack, pointed_thing)
+	setup_dropper(pos)
+	orientate_dropper(pos, placer)
+end
+horizontal_def.tiles = {
+	"mesecons_dropper_top.png", "mesecons_dropper_bottom.png",
+	"mesecons_dropper_side.png", "mesecons_dropper_side.png",
+	"mesecons_dropper_side.png", "mesecons_dropper_front_horizontal.png"
+}
+horizontal_def.paramtype2 = "facedir"
+horizontal_def.groups = {cracky=3, dropper=1}
+
+minetest.register_node("mesecons_dropper:dropper", horizontal_def)
+
+-- Down dropper
+local down_def = table.copy(dropperdef)
+down_def.description = S("Downwards-Facing Dropper")
+down_def.after_place_node = setup_dropper
+down_def.tiles = {
+	"mesecons_dropper_top.png", "mesecons_dropper_front_vertical.png",
+	"mesecons_dropper_side.png", "mesecons_dropper_side.png",
+	"mesecons_dropper_side.png", "mesecons_dropper_side.png"
+}
+down_def.groups = {cracky=3, dropper=1, not_in_creative_inventory=1}
+down_def.drop = "mesecons_dropper:dropper"
+minetest.register_node("mesecons_dropper:dropper_down", down_def)
+
+-- Up dropper
+-- The up dropper is almost identical to the down dropper, it only differs in textures
+local up_def = table.copy(down_def)
+up_def.description = S("Upwards-Facing Dropper")
+up_def.tiles = {
+	"mesecons_dropper_front_vertical.png", "mesecons_dropper_bottom.png",
+	"mesecons_dropper_side.png", "mesecons_dropper_side.png",
+	"mesecons_dropper_side.png", "mesecons_dropper_side.png"
+}
+minetest.register_node("mesecons_dropper:dropper_up", up_def)
+
+
+
+-- Ladies and gentlemen, I present to you: the crafting recipe!
+minetest.register_craft({
+	output = 'mesecons_dropper:dropper',
+	recipe = {
+		{"default:cobble", "default:cobble", "default:cobble",},
+		{"default:cobble", "", "default:cobble",},
+		{"default:cobble", "group:mesecon_conductor_craftable", "default:cobble",},
+	}
+})
+

mesecons_dropper/locale/mesecons_dropper.de.tr

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+# textdomain: mesecons_dropper
+Dropper=Spender
+Downwards-Facing Dropper=Nach unten zeigender Spender
+Upwards-Facing Dropper=Nach oben zeigender Spender

mesecons_dropper/locale/mesecons_dropper.es.tr

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+# textdomain: mesecons_dropper
+Dropper=Soltador
+Downwards-Facing Dropper=Soltador orientado hacia abajo
+Upwards-Facing Dropper=Soltador orientado hacia arriba

mesecons_dropper/locale/template.txt

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+# textdomain: mesecons_dropper
+Dropper=
+Downwards-Facing Dropper=
+Upwards-Facing Dropper=