diff --git a/init.lua b/init.lua
index 72fa873..95a63ec 100644
--- a/init.lua
+++ b/init.lua
@@ -1,154 +1,175 @@
 if minetest.settings:get_bool("enable_item_pickup") ~= false then
-  local pickup_gain = tonumber(minetest.settings:get("item_pickup_gain")) or 0.4
-  local pickup_radius = tonumber(minetest.settings:get("item_pickup_radius")) or 0.75
-  local key_triggered = minetest.settings:get_bool("enable_item_pickup_key") ~= false
-  local keytype
-  if key_triggered then
-    keytype = minetest.settings:get("item_pickup_keytype") or "Use"
-  end
-  local damage_enabled = minetest.settings:get_bool("enable_damage")
+	local pickup_gain = tonumber(minetest.settings:get("item_pickup_gain"))
+		or 0.4
+	local pickup_radius = tonumber(minetest.settings:get("item_pickup_radius"))
+		or 0.75
+	local key_triggered = minetest.settings:get_bool("enable_item_pickup_key")
+		~= false
+	local keytype
+	if key_triggered then
+		keytype = minetest.settings:get("item_pickup_keytype") or "Use"
+	end
+	local damage_enabled = minetest.settings:get_bool("enable_damage")
 
-  local function pickupfunc()
-    for _,player in ipairs(minetest.get_connected_players()) do
-      local keys_pressed = not key_triggered
+	local function pickupfunc()
+		for _,player in ipairs(minetest.get_connected_players()) do
+			local keys_pressed = not key_triggered
 
-      local control = player:get_player_control()
+			local control = player:get_player_control()
 
-      if keytype == "Use" then
-        keys_pressed = control.aux1
-      elseif keytype == "Sneak" then
-        keys_pressed = control.sneak
-      elseif keytype == "LeftAndRight" then -- LeftAndRight combination
-        keys_pressed = control.left and control.right
-      elseif keytype == "RMB" then
-        keys_pressed = control.RMB
-      elseif keytype == "SneakAndRMB" then -- SneakAndRMB combination
-        keys_pressed = control.sneak and control.RMB
-      end
+			if keytype == "Use" then
+				keys_pressed = control.aux1
+			elseif keytype == "Sneak" then
+				keys_pressed = control.sneak
+			elseif keytype == "LeftAndRight" then -- LeftAndRight combination
+				keys_pressed = control.left and control.right
+			elseif keytype == "RMB" then
+				keys_pressed = control.RMB
+			elseif keytype == "SneakAndRMB" then -- SneakAndRMB combination
+				keys_pressed = control.sneak and control.RMB
+			end
 
-      if not keys_pressed
-      or (damage_enabled and player:get_hp() <= 0) then
-        return
-      end
+			if not keys_pressed
+			or (damage_enabled and player:get_hp() <= 0) then
+				return
+			end
 
-      local pos = player:getpos()
-      pos.y = pos.y+0.5
-      local inv = player:get_inventory()
+			local pos = player:getpos()
+			pos.y = pos.y+0.5
+			local inv = player:get_inventory()
 
-      local objectlist = minetest.get_objects_inside_radius(pos, pickup_radius)
-      for _,object in ipairs(objectlist) do
-        if not object:is_player()
-        and object:get_luaentity()
-        and object:get_luaentity().name == "__builtin:item" then
-          local pos2 = object:getpos()
-          local distance = math.sqrt(((pos2.x - pos.x) * (pos2.x - pos.x)) + ((pos2.y - pos.y) * (pos2.y - pos.y))
-            + ((pos2.z - pos.z) * (pos2.z - pos.z)))
-          if distance <= 1 then
-            if inv and inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
-              inv:add_item("main", ItemStack(object:get_luaentity().itemstring))
-              if object:get_luaentity().itemstring ~= "" then
-                minetest.sound_play("item_drop_pickup", {
-                  to_player = player:get_player_name(),
-                  gain = pickup_gain,
-                })
-              end
-              object:get_luaentity().itemstring = ""
-              object:remove()
-            end
-          else
-            if object:get_luaentity().collect then
-              if inv and inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
-                local pos1 = pos
-                pos1.y = pos1.y+0.2
-                local vec = {x=pos1.x-pos2.x, y=pos1.y-pos2.y, z=pos1.z-pos2.z}
-                vec.x = vec.x*3
-                vec.y = vec.y*3
-                vec.z = vec.z*3
-                object:setvelocity(vec)
-                object:get_luaentity().physical_state = false
-                object:get_luaentity().object:set_properties({
-                  physical = false
-                })
+			local objectlist = minetest.get_objects_inside_radius(pos,
+				pickup_radius)
+			for _,object in ipairs(objectlist) do
+				if not object:is_player()
+				and object:get_luaentity()
+				and object:get_luaentity().name == "__builtin:item" then
+					local pos2 = object:getpos()
+					local distance = vector.distance(pos, pos2)
+					if distance <= 1 then
+						if inv
+						and inv:room_for_item("main",
+							ItemStack(object:get_luaentity().itemstring)
+						) then
+							inv:add_item("main", ItemStack(
+								object:get_luaentity().itemstring))
+							if object:get_luaentity().itemstring ~= "" then
+								minetest.sound_play("item_drop_pickup", {
+									to_player = player:get_player_name(),
+									gain = pickup_gain,
+								})
+							end
+							object:get_luaentity().itemstring = ""
+							object:remove()
+						end
+					else
+						if object:get_luaentity().collect then
+							if inv
+							and inv:room_for_item("main",
+								ItemStack(object:get_luaentity().itemstring)
+							) then
+								local pos1 = pos
+								pos1.y = pos1.y+0.2
+								local vec = {x=pos1.x-pos2.x, y=pos1.y-pos2.y,
+									z=pos1.z-pos2.z}
+								vec.x = vec.x*3
+								vec.y = vec.y*3
+								vec.z = vec.z*3
+								object:setvelocity(vec)
+								object:get_luaentity().physical_state = false
+								object:get_luaentity().object:set_properties({
+									physical = false
+								})
 
-                minetest.after(1, function()
-                  local lua = object:get_luaentity()
-                  if not lua or not lua.itemstring then
-                    return
-                  end
-                  if inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
-                    inv:add_item("main", ItemStack(object:get_luaentity().itemstring))
-                    if object:get_luaentity().itemstring ~= "" then
-                      minetest.sound_play("item_drop_pickup", {
-                        to_player = player:get_player_name(),
-                        gain = pickup_gain,
-                      })
-                    end
-                    object:get_luaentity().itemstring = ""
-                    object:remove()
-                  else
-                    object:setvelocity({x=0,y=0,z=0})
-                    object:get_luaentity().physical_state = true
-                    object:get_luaentity().object:set_properties({
-                      physical = true
-                    })
-                  end
-                end, {player, object})
-              end
-            end
-          end
-        end
-      end
-    end
-  end
+								minetest.after(1, function()
+									local lua = object:get_luaentity()
+									if not lua or not lua.itemstring then
+										return
+									end
+									if inv:room_for_item("main",
+										ItemStack(object:get_luaentity(
+										).itemstring)
+									) then
+										inv:add_item("main",
+											ItemStack(object:get_luaentity(
+											).itemstring))
+										if object:get_luaentity().itemstring ~= "" then
+											minetest.sound_play("item_drop_pickup", {
+												to_player = player:get_player_name(),
+												gain = pickup_gain,
+											})
+										end
+										object:get_luaentity().itemstring = ""
+										object:remove()
+									else
+										object:setvelocity({x=0,y=0,z=0})
+										object:get_luaentity().physical_state = true
+										object:get_luaentity().object:set_properties({
+											physical = true
+										})
+									end
+								end, {player, object})
+							end
+						end
+					end
+				end
+			end
+		end
+	end
 
-  local function pickup_step()
-    pickupfunc()
-    minetest.after(0.2, pickup_step)
-  end
-  minetest.after(3.0, pickup_step)
+	local function pickup_step()
+		pickupfunc()
+		minetest.after(0.2, pickup_step)
+	end
+	minetest.after(3.0, pickup_step)
 end
 
 if minetest.settings:get_bool("enable_item_drop") ~= false then
-  function minetest.handle_node_drops(pos, drops, digger)
+	function minetest.handle_node_drops(pos, drops, digger)
 
-    local inv
-    local diggerPos = pos
+		local inv
+		local diggerPos = pos
 
-    if minetest.settings:get_bool("creative_mode") and digger and digger:is_player() then
-      inv = digger:get_inventory()
-      diggerPos = digger:getpos()
-    end
+		if minetest.settings:get_bool("creative_mode")
+		and digger
+		and digger:is_player() then
+			inv = digger:get_inventory()
+			diggerPos = digger:getpos()
+		end
 
-    for _,item in ipairs(drops) do
-      local count, name
-      if type(item) == "string" then
-        count = 1
-        name = item
-      else
-        count = item:get_count()
-        name = item:get_name()
-      end
+		for _,item in ipairs(drops) do
+			local count, name
+			if type(item) == "string" then
+				count = 1
+				name = item
+			else
+				count = item:get_count()
+				name = item:get_name()
+			end
 
-      if not inv or not inv:contains_item("main", ItemStack(name)) then
-        for i=1,count do
+			if not inv or not inv:contains_item("main", ItemStack(name)) then
+				for i=1,count do
 
-          local adjustedPos = {x=diggerPos.x, y=diggerPos.y, z=diggerPos.z}
-          local obj = minetest.add_item(adjustedPos, name)
+					local adjustedPos = {x=diggerPos.x, y=diggerPos.y,
+						z=diggerPos.z}
+					local obj = minetest.add_item(adjustedPos, name)
 
-          if obj ~= nil then
-            obj:get_luaentity().collect = true
-            local x = math.random(1, 5)
-            if math.random(1,2) == 1 then x = -x end
+					if obj ~= nil then
+						obj:get_luaentity().collect = true
+						local x = math.random(1, 5)
+						if math.random(1,2) == 1 then x = -x end
 
-            local z = math.random(1, 5)
-            if math.random(1,2) == 1 then z = -z end
+						local z = math.random(1, 5)
+						if math.random(1,2) == 1 then z = -z end
 
-            obj:setvelocity({x=1/x, y=obj:getvelocity().y, z=1/z})
-          end
-        end
-      end
-    end
-  end
+						obj:setvelocity({x=1/x, y=obj:getvelocity().y, z=1/z})
+					end
+				end
+			end
+		end
+	end
 end
 
-if minetest.settings:get("log_mods") then minetest.log("action", "[Mod] item_drop loaded") end
+if minetest.settings:get("log_mods") then
+	minetest.log("action", "[Mod] item_drop loaded")
+end