I need to know how to check when a player connect to the server, if the steam id isn't registered in mysql, kick him from the server, and if the steam id is registered, accept the connection and force to the nick he registered in mysql.
It's the first time i try to make this in amx and i don't how to do for check the user BEFORE join the server. And how to check HIS steam id. I know connect to mysql etc. Just need the proccess of the IF.