Organize mods into modpacks for better overview

mods/ITEMS/mcl_hoppers/License.txt

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+            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+                    Version 2, December 2004
+
+ Copyright (C) 2004 Sam Hocevar <sam@hocevar.net>
+
+ Everyone is permitted to copy and distribute verbatim or modified
+ copies of this license document, and changing it is allowed as long
+ as the name is changed.
+
+            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+   TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
+
+  0. You just DO WHAT THE FUCK YOU WANT TO.

mods/ITEMS/mcl_hoppers/README.md

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+# Hoppers
+This is the Hoppers mod for Minetest. It's just a clone of Minecraft hoppers, functions nearly identical to them minus mesecons making them stop and the way they're placed.
+
+## Forum Topic
+- https://forum.minetest.net/viewtopic.php?f=11&t=12379

mods/ITEMS/mcl_hoppers/depends.txt

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+mcl_core
+mcl_sounds

mods/ITEMS/mcl_hoppers/description.txt

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+It's just a clone of Minecraft hoppers, functions nearly identical to them minus mesecons making them stop and the way they're placed.

mods/ITEMS/mcl_hoppers/init.lua

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+
+
+local chest = minetest.get_content_id("mcl_chests:chest")
+
+local mcl_hoppers_formspec =
+	"size[9,7]"..
+	"background[-0.19,-0.25;9.41,10.48;mcl_hoppers_inventory.png]"..
+	mcl_core.inventory_header..
+	"list[current_name;main;2,0.5;5,1;]"..
+	"list[current_player;main;0,2.5;9,3;9]"..
+	"list[current_player;main;0,5.74;9,1;]"..
+	"listring[current_name;main]"..
+	"listring[current_player;main]"
+
+minetest.register_node("mcl_hoppers:hopper", {
+	drop = "mcl_hoppers:hopper_item",
+	description = "Hopper (Node)",
+	groups = {cracky=1,level=2,container=2,not_in_creative_inventory=1},
+	drawtype = "nodebox",
+	paramtype = "light",
+	tiles = {"mcl_hoppers_hopper_inside.png^mcl_hoppers_hopper_top.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_inside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png"},
+	selection_box = {type="regular"},
+	node_box = {
+			type = "fixed",
+			fixed = {
+			--funnel walls
+			{-0.5, 0.0, 0.4, 0.5, 0.5, 0.5},
+			{0.4, 0.0, -0.5, 0.5, 0.5, 0.5},
+			{-0.5, 0.0, -0.5, -0.4, 0.5, 0.5},
+			{-0.5, 0.0, -0.5, 0.5, 0.5, -0.4},
+			--funnel base
+			{-0.5, 0.0, -0.5, 0.5, 0.1, 0.5},
+			--spout
+			{-0.3, -0.3, -0.3, 0.3, 0.0, 0.3},
+			{-0.15, -0.3, -0.15, 0.15, -0.5, 0.15},
+			},
+		},
+
+	on_construct = function(pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("formspec", mcl_hoppers_formspec)
+		local inv = meta:get_inventory()
+		inv:set_size("main", 5)
+	end,
+	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,
+	on_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
+		minetest.log("action", player:get_player_name()..
+				" moves stuff in mcl_hoppers at "..minetest.pos_to_string(pos))
+	end,
+    on_metadata_inventory_put = function(pos, listname, index, stack, player)
+		minetest.log("action", player:get_player_name()..
+				" moves stuff to mcl_hoppers at "..minetest.pos_to_string(pos))
+	end,
+    on_metadata_inventory_take = function(pos, listname, index, stack, player)
+		minetest.log("action", player:get_player_name()..
+				" takes stuff from mcl_hoppers at "..minetest.pos_to_string(pos))
+	end,
+	sounds = mcl_sounds.node_sound_metal_defaults(),
+})
+
+minetest.register_node("mcl_hoppers:hopper_side", {
+	description = "Hopper (Side)",
+	drop = "mcl_hoppers:hopper_item",
+	groups = {cracky=1,level=2,container=2,not_in_creative_inventory=1},
+	drawtype = "nodebox",
+	paramtype = "light",
+	paramtype2 = "facedir",
+	tiles = {"mcl_hoppers_hopper_inside.png^mcl_hoppers_hopper_top.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_inside.png", "mcl_hoppers_hopper_outside.png", "mcl_hoppers_hopper_outside.png"},
+	selection_box = {type="regular"},
+	node_box = {
+			type = "fixed",
+			fixed = {
+			--funnel walls
+			{-0.5, 0.0, 0.4, 0.5, 0.5, 0.5},
+			{0.4, 0.0, -0.5, 0.5, 0.5, 0.5},
+			{-0.5, 0.0, -0.5, -0.4, 0.5, 0.5},
+			{-0.5, 0.0, -0.5, 0.5, 0.5, -0.4},
+			--funnel base
+			{-0.5, 0.0, -0.5, 0.5, 0.1, 0.5},
+			--spout
+			{-0.3, -0.3, -0.3, 0.3, 0.0, 0.3},
+			{-0.7, -0.3, -0.15, 0.15, 0.0, 0.15},
+			},
+		},
+
+	on_construct = function(pos)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("formspec", mcl_hoppers_formspec)
+		local inv = meta:get_inventory()
+		inv:set_size("main", 5)
+	end,
+	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,
+	on_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
+		minetest.log("action", player:get_player_name()..
+				" moves stuff in mcl_hoppers at "..minetest.pos_to_string(pos))
+	end,
+    on_metadata_inventory_put = function(pos, listname, index, stack, player)
+		minetest.log("action", player:get_player_name()..
+				" moves stuff to mcl_hoppers at "..minetest.pos_to_string(pos))
+	end,
+    on_metadata_inventory_take = function(pos, listname, index, stack, player)
+		minetest.log("action", player:get_player_name()..
+				" takes stuff from mcl_hoppers at "..minetest.pos_to_string(pos))
+	end,
+	sounds = mcl_sounds.node_sound_metal_defaults(),
+})
+
+-- Make hoppers suck in dropped items
+minetest.register_abm({
+	nodenames = {"mcl_hoppers:hopper","mcl_hoppers:hopper_side"},
+	interval = 1.0,
+	chance = 1,
+	action = function(pos, node, active_object_count, active_object_count_wider)
+		local abovenode = minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z})
+		-- Don't bother checking item enties if node above is a container (should save some CPU)
+		if minetest.registered_items[abovenode.name].groups.container then
+			return
+		end
+		local meta = minetest.get_meta(pos)
+		local inv = meta:get_inventory()
+
+		for _,object in ipairs(minetest.get_objects_inside_radius(pos, 1)) do
+			if not object:is_player() and object:get_luaentity() and object:get_luaentity().name == "__builtin:item" then
+				if inv and inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
+					local posob = object:getpos()
+					if math.abs(posob.x-pos.x) <= 0.5 and (posob.y-pos.y <= 0.85 and posob.y-pos.y >= 0.3) then
+						inv:add_item("main", ItemStack(object:get_luaentity().itemstring))
+						object:get_luaentity().itemstring = ""
+						object:remove()
+					end
+				end
+			end
+		end
+	end,
+})
+
+minetest.register_abm({
+	nodenames = {"mcl_hoppers:hopper"},
+	neighbors = {"group:container"},
+	interval = 1.0,
+	chance = 1,
+	action = function(pos, node, active_object_count, active_object_count_wider)
+		-- Get node pos' for item transfer
+		local uppos = {x=pos.x,y=pos.y+1,z=pos.z}
+		local downpos = {x=pos.x,y=pos.y-1,z=pos.z}
+
+		-- Suck an item from the container above into the hopper
+		local upnode = minetest.get_node(uppos)
+		local g = minetest.registered_nodes[upnode.name].groups.container
+		if g == 2 or g == 3 then
+			-- Typical container inventory
+			mcl_util.move_item_container(uppos, "main", -1, pos)
+		elseif g == 4 then
+			-- Furnace output
+			mcl_util.move_item_container(uppos, "dst", -1, pos)
+		end
+
+		-- Move an item from the hopper into container below
+		mcl_util.move_item_container(pos, "main", -1, downpos)
+	end,
+})
+
+
+minetest.register_abm({
+	nodenames = {"mcl_hoppers:hopper_side"},
+	neighbors = {"group:container"},
+	interval = 1.0,
+	chance = 1,
+	action = function(pos, node, active_object_count, active_object_count_wider)
+		-- Determine to which side the hopper is facing, get nodes
+		local face = minetest.get_node(pos).param2
+		local front = {}
+		if face == 0 then
+			front = {x=pos.x-1,y=pos.y,z=pos.z}
+		elseif face == 1 then
+			front = {x=pos.x,y=pos.y,z=pos.z+1}
+		elseif face == 2 then
+			front = {x=pos.x+1,y=pos.y,z=pos.z}
+		elseif face == 3 then
+			front = {x=pos.x,y=pos.y,z=pos.z-1}
+		end
+		local above = {x=pos.x,y=pos.y+1,z=pos.z}
+
+		local frontnode = minetest.get_node(front)
+	
+		-- Suck an item from the container above into the hopper
+		local abovenode = minetest.get_node(above)
+		local g = minetest.registered_nodes[abovenode.name].groups.container
+		if g == 2 or g == 3 then
+			-- Typical container inventory
+			mcl_util.move_item_container(above, "main", -1, pos)
+		elseif g == 4 then
+			-- Furnace output
+			mcl_util.move_item_container(above, "dst", -1, pos)
+		end
+
+		-- Move an item from the hopper into the container to which the hopper points to
+		mcl_util.move_item_container(pos, "main", -1, front)
+	end
+})
+
+minetest.register_craftitem("mcl_hoppers:hopper_item", {
+	description = "Hopper",
+	inventory_image = "mcl_hoppers_item.png",
+	-- TODO: Move to redstone category
+	groups = { deco_block = 1 },
+	on_place = function(itemstack, placer, pointed_thing)
+		local pos  = pointed_thing.under
+		local pos2 = pointed_thing.above
+
+		local x = pos.x - pos2.x
+		local y = pos.y - pos2.y
+		local z = pos.z - pos2.z
+		
+		local placed = false
+
+		if x == -1 then
+			minetest.set_node(pos2, {name="mcl_hoppers:hopper_side", param2=0})
+			placed = true
+		elseif x == 1 then
+			minetest.set_node(pos2, {name="mcl_hoppers:hopper_side", param2=2})
+			placed = true
+		elseif z == -1 then
+			minetest.set_node(pos2, {name="mcl_hoppers:hopper_side", param2=3})
+			placed = true
+		elseif z == 1 then
+			minetest.set_node(pos2, {name="mcl_hoppers:hopper_side", param2=1})
+			placed = true
+		else
+			minetest.set_node(pos2, {name="mcl_hoppers:hopper"})
+			placed = true
+		end
+		if placed == true then
+			minetest.sound_play(mcl_sounds.node_sound_metal_defaults().place, { pos = pos2 })
+			if not minetest.setting_getbool("creative_mode") then
+				itemstack:take_item()
+			end
+			return itemstack
+		end
+	end,
+})
+minetest.register_craft({
+	output = "mcl_hoppers:hopper_item",
+	recipe = {
+		{"mcl_core:iron_ingot","","mcl_core:iron_ingot"},
+		{"mcl_core:iron_ingot","mcl_chests:chest","mcl_core:iron_ingot"},
+		{"","mcl_core:iron_ingot",""},
+	}
+})