server side script for CitizenMP SAVE/LOAD system

-- THIS IS SERVER SIDE SCRIPT

RegisterServerEvent('savePlayer')
RegisterServerEvent('loadPlayer')

AddEventHandler('savePlayer', function(pos_x, pos_y, pos_z, pos_a)
        local playername = GetPlayerName(source, _r)
        local f,err = io.open(playername .. ".account","w")
        if not f then return print(err) end
        f:write(pos_x .. "," .. pos_y .. "," .. pos_z .. "," .. pos_a .. "\n")
        print("SERVER: " .. playername .. ".account has been saved")
        f:close()
end)

AddEventHandler('loadPlayer', function()
        local playername = GetPlayerName(source, _r)
        local file = io.open(playername .. ".account", "r")
        if file then
                io.input(file)
                local lines = io.read()
                local parts = lines:Split(",")
                TriggerClientEvent('updPlayer',source,
                tonumber(parts[0]),
                tonumber(parts[1]),
                tonumber(parts[2]),
        tonumber(parts[3]))
                print("SERVER: " .. playername .. ".account has been loaded")
        else
                file = io.open(playername .. ".account","w")
                file:write("2363.24,403.88,6.08, 90.00") -- type in your DEFAULT spawn coords
                print("SERVER: " .. playername .. "`s account didn`t found. Creating new account.")
                TriggerClientEvent('updPlayer',source,2363.24,403.88,6.08,90.00)  -- type in your DEFAULT spawn coords
        end
        io.close(file)
end)

function Split(str, pat)
   local t = {}
   local fpat = "(.-)" .. pat
   local last_end = 1
   local s, e, cap = str:find(fpat, 1)
   while s do
      if s ~= 1 or cap ~= "" then
     table.insert(t,cap)
      end
      last_end = e+1
      s, e, cap = str:find(fpat, last_end)
   end
   if last_end <= #str then
      cap = str:sub(last_end)
      table.insert(t, cap)
   end
   return t
end