cleaned up some code and added /fixlight command

minetest.conf

@@ -23,6 +23,9 @@ default_privs = interact, shout, spawn, fast, player_skin
 # if you're given the inital stuff; a stone pick and 10 torches
 give_initial_stuff = false
 
+# if players with interact can use the /fixlight chat command
+fixlight_command_enable = true
+
 # if you can name chests when the sign is below the chest; may cause problems
 signs_allow_name_above = false
 

mods/headbars/init.lua

@@ -71,8 +71,8 @@ function headbars.attach_hpbar(to)
 
    if bar == nil then return end
 
-   local attach_pos = {x = 0, y = 0, z = 0}
-   attach_pos = {x = 0, y = 9, z = 0}
+--   local attach_pos = {x = 0, y = 0, z = 0}
+   local attach_pos = {x = 0, y = 9, z = 0}
 
    bar:set_attach(to, "", attach_pos, {x = 0, y = 0, z = 0})
    bar = bar:get_luaentity()

mods/util/init.lua

@@ -39,6 +39,36 @@ function util.fixlight(pos1, pos2)
 
    return #nodes
 end
+if minetest.setting_getbool("fixlight_command_enable") then
+   minetest.register_chatcommand(
+      "fixlight",
+      {
+	 params = "[radius 1-20]",
+	 description = "Fix light in a radius around you",
+	 privs = {interact = true},
+	 func = function(name, param)
+		   local rad = tonumber(param)
+
+		   if rad == nil or (rad < 1 or rad > 20) then
+		      return false, "Bad param for /fixlight; type /help fixlight"
+		   end
+
+		   local player = minetest.get_player_by_name(name)
+
+		   local pos = player:getpos()
+		   pos.x = math.floor(pos.x + 0.5)
+		   pos.y = math.floor(pos.y + 0.5)
+		   pos.z = math.floor(pos.z + 0.5)
+
+		   local minp = {x = pos.x - rad, y = pos.y - rad, z = pos.z - rad}
+		   local maxp = {x = pos.x + rad, y = pos.y + rad, z = pos.z + rad}
+
+		   util.fixlight(minp, maxp)
+
+		   minetest.chat_send_all("*** " .. name .. " has fixed light in a " .. rad .. "m radius at (" .. pos.x .. ", " .. pos.y .. ", " .. pos.z .. ")")
+		end
+      })
+end
 
 function util.nodefunc(pos1, pos2, name, func)
    -- function based off fixlight

mods/wielditem/init.lua

@@ -61,7 +61,7 @@ local function detach_wielditem(player)
    local name = player:get_player_name()
 
    wielditem[name]:remove()
---   wielditem[name] = nil
+   wielditem[name] = nil
 end
 
 minetest.register_on_joinplayer(attach_wielditem)