prefix for variables

api.lua

@@ -34,48 +34,48 @@ minetest.register_on_joinplayer(function(player)
 
 	for i,colu in ipairs({"walked","distance","login","dug","build","deaths","spoke","killed_mobs","killed_player",
 		"lastlogin"}) do
-		if player:get_attribute("xp_"..colu) == nil then
-			player:set_attribute("xp_"..colu,0)
+		if player:get_attribute(xpfw.prefix.."_"..colu) == nil then
+			player:set_attribute(xpfw.prefix.."_"..colu,0)
 		end
 	end
 	if M.player[playername]==nil then
 		M.player[playername]={last_pos=player:get_pos(),} --actual position
 	end
 	local pm=player:get_meta()
-	pm:set_int("xp_lastlogin",os.time()) -- last login time
+	pm:set_int(xpfw.prefix.."_lastlogin",os.time()) -- last login time
 end
 )
 
 minetest.register_on_placenode(function(pos, newnode, player, oldnode, itemstack, pointed_thing)
 	if player ~= nil then
 		local playername = player:get_player_name()
-		player_add_attribute(player,"xp_build",1)
+		player_add_attribute(player,xpfw.prefix.."_build",1)
 	end
 end)
 
 minetest.register_on_dieplayer(function(player, reason)
 	print(dump2(reason))
 	if player ~= nil then
-		player_add_attribute(player,"xp_deaths",1)
+		player_add_attribute(player,xpfw.prefix.."_deaths",1)
 	end
 end)
 
 minetest.register_on_chat_message(function(player, reason)
 	if player ~= nil then
-		player_add_attribute(player,"xp_spoke",1)
+		player_add_attribute(player,xpfw.prefix.."_spoke",1)
 	end
 end)
 
 minetest.register_on_dignode(function(pos,oldnoe,player)
 	if player ~= nil then
-		player_add_attribute(player,"xp_dug",1)
+		player_add_attribute(player,xpfw.prefix.."_dug",1)
 	end
 end)
 
 minetest.register_on_leaveplayer(function(player)
 	if player ~= nil then
 		local leave=os.time()
-		player_add_attribute(player,"xp_logon",player:get_attribute("xp_lastlogin")-leave)
+		player_add_attribute(player,xpfw.prefix.."_logon",player:get_attribute(xpfw.prefix.."_lastlogin")-leave)
 	end
 	print(dump2(player:get_meta()))
 end)
@@ -99,7 +99,7 @@ minetest.register_globalstep(function(dtime)
 				local act_pos=player:get_pos()
 				local tdist=vector.distance(act_pos,playerdata.last_pos)
 				if tdist > 0 then
-					player_add_attribute(player,"xp_distance",tdist)
+					player_add_attribute(player,xpfw.prefix.."_distance",tdist)
 					playerdata.last_pos = act_pos
 				end
 			else
@@ -109,7 +109,7 @@ minetest.register_globalstep(function(dtime)
 			if tvel ~= nil then
 				local tvelo=vector.distance(tvel,{x=0,y=0,z=0})
 				if tvelo>0 then
-					player_add_attribute(player,"xp_walked",tvelo*dtime)
+					player_add_attribute(player,xpfw.prefix.."_walked",tvelo*dtime)
 				end
 			end
 		end

config.lua

@@ -8,3 +8,4 @@ for i,configs in ipairs({"decay"}) do
 	end
 end
 
+xpfw.prefix=minetest.settings:get("xpfw.prefix") or "xp"

settingtypes.txt

@@ -0,0 +1 @@
+xpfw.prefix (Prefix for variable name) string "xp"