One more Idea:
Deposit money:
With some online payment system you can collect money from users like paypal. And by using paypal api you will monitor that account who deposit money (with userid forexample). After some user deposit money you will show in your casino game that amount of okcash in user's account.
CashOut:
Whenever some user want to cash out you can send okcash to their account from your okcash account. (Of course you should have plenty of OKCASH in reserve in your wallet) Okcash wallet has command prompt commands for sending receivening OKCASH.
Deposit money:
With some online payment system you can collect money from users like paypal. And by using paypal api you will monitor that account who deposit money (with userid forexample). After some user deposit money you will show in your casino game that amount of okcash in user's account.
CashOut:
Whenever some user want to cash out you can send okcash to their account from your okcash account. (Of course you should have plenty of OKCASH in reserve in your wallet) Okcash wallet has command prompt commands for sending receivening OKCASH.