Localize most variables

ShadowNinja

2013-12-17 5cf765b2f19ef9bf443178e26787fe16233b3f4c

 technic/tools/flashlight.lua

@@ -1,22 +1,25 @@
-- original code comes from walkin_light mod by Echo http://minetest.net/forum/viewtopic.php?id=2621

local flashlight_max_charge=30000
technic.register_LV_power_tool ("technic:flashlight",flashlight_max_charge)
local flashlight_max_charge = 30000

local S = technic.getter

technic.register_power_tool("technic:flashlight", flashlight_max_charge)
      
minetest.register_tool("technic:flashlight", {
   description = "Flashlight",
   description = S("Flashlight"),
   inventory_image = "technic_flashlight.png",
   stack_max = 1,
   on_use = function(itemstack, user, pointed_thing)
   end,
   })
 
})

minetest.register_craft({
output = "technic:flashlight",
recipe = {
   {"technic:rubber","glass","technic:rubber"},
   {"technic:stainless_steel_ingot","technic:battery","technic:stainless_steel_ingot"},
   {"","technic:battery",""}
      {"technic:rubber",                "glass",           "technic:rubber"},
      {"technic:stainless_steel_ingot", "technic:battery", "technic:stainless_steel_ingot"},
      {"",                              "technic:battery", ""}
   }
})

@@ -33,87 +36,80 @@
   table.insert(players, player_name)
   local pos = player:getpos()
   local rounded_pos = {x=round(pos.x),y=round(pos.y)+1,z=round(pos.z)}
   player_positions[player_name] = {}
   player_positions[player_name]["x"] = rounded_pos.x;
   player_positions[player_name]["y"] = rounded_pos.y;
   player_positions[player_name]["z"] = rounded_pos.z;
   player_positions[player_name] = rounded_pos
end)

minetest.register_on_leaveplayer(function(player)
   local player_name = player:get_player_name()
   for i,v in ipairs(players) do
   for i, v in ipairs(players) do
      if v == player_name then 
         table.remove(players, i)
         last_wielded[player_name] = nil
         -- Neuberechnung des Lichts erzwingen
         local pos = player:getpos()
         local rounded_pos = {x=round(pos.x),y=round(pos.y)+1,z=round(pos.z)}
         minetest.env:add_node(rounded_pos,{type="node",name="technic:light_off"})
         minetest.env:add_node(rounded_pos,{type="node",name="air"})
         player_positions[player_name]["x"] = nil
         player_positions[player_name]["y"] = nil
         player_positions[player_name]["z"] = nil
         player_positions[player_name]["m"] = nil
         player_positions[player_name] = nil
         local nodename = minetest.get_node(rounded_pos).name
         if nodename == "technic:light_off" or nodename == "technic:light" then
            minetest.remove_node(rounded_pos)
         end
         if player_positions[player_name] then
            player_positions[player_name] = nil
         end
      end
   end
end)

minetest.register_globalstep(function(dtime)
   for i,player_name in ipairs(players) do
      local player = minetest.env:get_player_by_name(player_name)
   for i, player_name in ipairs(players) do
      local player = minetest.get_player_by_name(player_name)
      if player then
      flashlight_weared=check_for_flashlight(player)
      local pos = player:getpos()
      local rounded_pos = {x=round(pos.x),y=round(pos.y)+1,z=round(pos.z)}
      local old_pos = {x=player_positions[player_name]["x"], y=player_positions[player_name]["y"], z=player_positions[player_name]["z"]}
		
      if last_wielded[player_name] and not flashlight_weared then --remove light, flashlight weared out or was removed from hotbar
         local node=minetest.env:get_node_or_nil(old_pos)
         if node then
         if node.name=="technic:light" then 
              minetest.env:add_node(old_pos,{type="node",name="technic:light_off"})
            minetest.env:add_node(old_pos,{type="node",name="air"})		
           last_wielded[player_name]=false
           end
         end
         end
         flashlight_weared = check_for_flashlight(player)
         local pos = player:getpos()
         local rounded_pos = {x=round(pos.x), y=round(pos.y)+1, z=round(pos.z)}
         local old_pos = vector.new(player_positions[player_name])
			
         if last_wielded[player_name] and not flashlight_weared then --remove light, flashlight weared out or was removed from hotbar
            local node = minetest.get_node_or_nil(old_pos)
            if node and node.name == "technic:light" then 
               minetest.add_node(old_pos,{name="air"})		
               last_wielded[player_name] = false
            end

      player_moved=not(old_pos.x==rounded_pos.x and old_pos.y==rounded_pos.y and old_pos.z==rounded_pos.z)
      if player_moved and last_wielded[player_name] and flashlight_weared  then
			
         local node=minetest.env:get_node_or_nil(rounded_pos)
         if node then
         if node.name=="air" then 
              minetest.env:add_node(rounded_pos,{type="node",name="technic:light"})
           end
            player_moved = not(old_pos.x == rounded_pos.x and old_pos.y == rounded_pos.y and old_pos.z == rounded_pos.z)
            if player_moved and last_wielded[player_name] and flashlight_weared  then
					
               local node=minetest.env:get_node_or_nil(rounded_pos)
               if node then
                  if node.name=="air" then 
                     minetest.env:add_node(rounded_pos,{type="node",name="technic:light"})
                  end
               end
               local node=minetest.env:get_node_or_nil(old_pos)
               if node then
                  if node.name=="technic:light" then 
                     minetest.env:add_node(old_pos,{type="node",name="technic:light_off"})
                     minetest.env:add_node(old_pos,{type="node",name="air"})		
                  end
               end
               player_positions[player_name]["x"] = rounded_pos.x
               player_positions[player_name]["y"] = rounded_pos.y
               player_positions[player_name]["z"] = rounded_pos.z
					
            elseif not last_wielded[player_name] and flashlight_weared then
               local node=minetest.env:get_node_or_nil(rounded_pos)
               if node then
                  if node.name=="air" then 
                     minetest.env:add_node(rounded_pos,{type="node",name="technic:light"})
                  end
               end
               player_positions[player_name]["x"] = rounded_pos.x
               player_positions[player_name]["y"] = rounded_pos.y
               player_positions[player_name]["z"] = rounded_pos.z
               last_wielded[player_name]=true
            end			
					
         end
         local node=minetest.env:get_node_or_nil(old_pos)
         if node then
           if node.name=="technic:light" then 
              minetest.env:add_node(old_pos,{type="node",name="technic:light_off"})
            minetest.env:add_node(old_pos,{type="node",name="air"})		
           end
         end
         player_positions[player_name]["x"] = rounded_pos.x
         player_positions[player_name]["y"] = rounded_pos.y
         player_positions[player_name]["z"] = rounded_pos.z
			
      else if not last_wielded[player_name] and flashlight_weared then
         local node=minetest.env:get_node_or_nil(rounded_pos)
         if node then
         if node.name=="air" then 
              minetest.env:add_node(rounded_pos,{type="node",name="technic:light"})
           end
         end
         player_positions[player_name]["x"] = rounded_pos.x
         player_positions[player_name]["y"] = rounded_pos.y
         player_positions[player_name]["z"] = rounded_pos.z
         last_wielded[player_name]=true
         end			
			
   end
   end
      end
   end
end)

@@ -147,28 +143,27 @@
    },
})

function check_for_flashlight (player)
if player==nil then return false end
local inv = player:get_inventory()
local hotbar=inv:get_list("main")
      for i=1,8,1 do
			
         if hotbar[i]:get_name() == "technic:flashlight" then
         local item=hotbar[i]:to_table()
         local meta=get_item_meta(item["metadata"])
         if meta==nil then return false end --flashlight not charghed
         if meta["charge"]==nil then return false end
         charge=meta["charge"]
         if charge-2>0 then
          charge =charge-2;	
         technic.set_RE_wear(item,charge,flashlight_max_charge)
         meta["charge"]=charge
         item["metadata"]=set_item_meta(meta)
         hotbar[i]:replace(item)
         inv:set_stack("main",i,hotbar[i])
         return true
function check_for_flashlight(player)
   if player == nil then
      return false
   end
   local inv = player:get_inventory()
   local hotbar = inv:get_list("main")
   for i = 1, 8 do
      if hotbar[i]:get_name() == "technic:flashlight" then
         local meta = minetest.deserialize(hotbar[i]:get_metadata())
         if not meta or not meta.charge then
            return false
         end
         if meta.charge - 2 > 0 then
            meta.charge = meta.charge - 2;
            technic.set_RE_wear(hotbar[i], meta.charge, flashlight_max_charge)
            hotbar[i]:set_metadata(minetest.serialize(meta))
            inv:set_stack("main", i, hotbar[i])
            return true
         end
      end
return false
end	
   end
   return false
end