Nem saját..itt van a hasItem a resource-ból:
  
function hasItem(itemID, itemValue)
if (not itemValue) then
   if (playerItems[\"bag\"] and playerItems[\"key\"] and playerItems[\"licens\"]) then
      for i = 1, row * column do
         if (playerItems[\"bag\"][i]) then
            if (itemID == playerItems[\"bag\"][i][\"id\"]) then
               return true, itemID, itemValue, i, \"bag\", countItemsInInventory(itemID)
            end
         end
      end
      for i = 1, row * column do
         if (playerItems[\"key\"][i]) then
            if (itemID == playerItems[\"key\"][i][\"id\"]) then
               return true, itemID, itemValue, i, \"key\"
            end
         end
      end
      for i = 1, row * column do
         if (playerItems[\"licens\"][i]) then
            if (itemID == playerItems[\"licens\"][i][\"id\"]) then
               return true, itemID, itemValue, i, \"licens\"
            end
         end   
      end
      return false
   end
   return false
else
   if (playerItems[\"bag\"] and playerItems[\"key\"] and playerItems[\"licens\"]) then
      for i = 1, row * column do
         if (playerItems[\"bag\"][i]) then
            if (itemID == playerItems[\"bag\"][i][\"id\"] and itemValue == playerItems