a small fix to not create "empty" stargate files for each player and to clean up...

diff --git a/stargate/stargate_gui.lua b/stargate/stargate_gui.lua
index f96d48afd622c532bd8eb3ba185c92bba453d5d0..ec9fda317c4a541db79b264c7f94e7d6a5d5bf2b 100644 (file)
--- a/stargate/stargate_gui.lua
+++ b/stargate/stargate_gui.lua
@@ -3,7 +3,13 @@ stargate.default_page = "main"
 stargate_network["players"]={}
 stargate.current_page={}
 
+local function table_empty(tab)
+       for key in pairs(tab) do return false end
+       return true
+end
+
 stargate.save_data = function(table_pointer)
+       if table_empty(stargate_network[table_pointer]) then return end
        local data = minetest.serialize( stargate_network[table_pointer] )
        local path = minetest.get_worldpath().."/stargate_"..table_pointer..".data"
        local file = io.open( path, "w" )
@@ -22,6 +28,7 @@ stargate.restore_data = function(table_pointer)
                local data = file:read("*all")
                stargate_network[table_pointer] = minetest.deserialize( data )
                file:close()
+               if table_empty(stargate_network[table_pointer]) then os.remove(path) end
        return true
        else return nil
        end
@@ -31,7 +38,8 @@ end
 if stargate.restore_data("registered_players") ~= nil then
        for __,tab in ipairs(stargate_network["registered_players"]) do
                if stargate.restore_data(tab["player_name"]) == nil  then
-                       print ("[stargate] Error loading data!")
+                       --print ("[stargate] Error loading data!")
+                       stargate_network[tab["player_name"]] = {}
                end
        end
 else