gistfile1.txt

import 'erc20/erc20.sol'
import 'feedbase/user.sol';

contract TokenOption is FeedBaseUser(0) {
    address _beneficiary;
    ERC20 _token;
    ERC20 _buy_with;
    address _optionee;
    uint _expiration;
    uint _price;
    function TokenOption(ERC20 token, address beneficiary, address optionee, uint strike_price, uint event_feed_id, uint expiration) {
        _token = token;
        _beneficiary = beneficiary;
        _optionee = optionee;
        _expiration = expiration;
    }
    function exercise() {
        if( msg.sender != _optionee ) {
            throw;
        }
        var (value,
        _buy_with.transferFrom(msg.sender, _beneficiary, _price);
        _token.transfer(_optionee, _token.balanceOf(this));
    }
    function reclaim() {
        if( msg.sender != _beneficiary ) {
            throw;
        }
        _token.transfer(_beneficiary, _token.balanceOf(this));
    }
}