contract ETToken is Owned, StandardToken {
    using SafeMath for uint;

    string public name = "ETH.TOWN Token";
    string public symbol = "ETIT";
    uint8 public decimals = 18;

    address public beneficiary;
    address public oracle;
    address public heroContract;
    modifier onlyOracle {
        require(msg.sender == oracle);
        _;
    }

    mapping (uint32 => address) public floorContracts;
    mapping (address => bool) public canAcceptTokens;

    mapping (address => bool) public isMinter;

    modifier onlyMinters {
        require(msg.sender == owner || isMinter[msg.sender]);
        _;
    }

    event Dividend(uint256 value);
    event Withdrawal(address indexed to, uint256 value);
    event Burn(address indexed from, uint256 value);

    function ETToken() public {
        oracle = owner;
        beneficiary = owner;

        totalSupply_ = 0;
    }

    function setOracle(address _oracle) external onlyOwner {
        oracle = _oracle;
    }
    function setBeneficiary(address _beneficiary) external onlyOwner {
        beneficiary = _beneficiary;
    }
    function setHeroContract(address _heroContract) external onlyOwner {
        heroContract = _heroContract;
    }

    function _mintTokens(address _user, uint256 _amount) private {
        require(_user != 0x0);

        balances[_user] = balances[_user].add(_amount);
        totalSupply_ = totalSupply_.add(_amount);

        emit Transfer(address(this), _user, _amount);
    }

    function authorizeFloor(uint32 _index, address _floorContract) external onlyOwner {
        floorContracts[_index] = _floorContract;
    }

    function _acceptDividends(uint256 _value) internal {
        uint256 beneficiaryShare = _value / 5;
        uint256 poolShare = _value.sub(beneficiaryShare);

        beneficiary.transfer(beneficiaryShare);

        emit Dividend(poolShare);
    }

    function acceptDividends(uint256 _value, uint32 _floorIndex) external {
        require(floorContracts[_floorIndex] == msg.sender);

        _acceptDividends(_value);
    }

    function rewardTokensFloor(address _user, uint256 _tokens, uint32 _floorIndex) external {
        require(floorContracts[_floorIndex] == msg.sender);

        _mintTokens(_user, _tokens);
    }

    function rewardTokens(address _user, uint256 _tokens) external onlyMinters {
        _mintTokens(_user, _tokens);
    }

    function() payable public {
        // Intentionally left empty, for use by floors
    }

    function payoutDividends(address _user, uint256 _value) external onlyOracle {
        _user.transfer(_value);

        emit Withdrawal(_user, _value);
    }

    function accountAuth(uint256 /*_challenge*/) external {
        // Does nothing by design
    }

    function burn(uint256 _amount) external {
        require(balances[msg.sender] >= _amount);

        balances[msg.sender] = balances[msg.sender].sub(_amount);
        totalSupply_ = totalSupply_.sub(_amount);

        emit Burn(msg.sender, _amount);
    }

    function setCanAcceptTokens(address _address, bool _value) external onlyOwner {
        canAcceptTokens[_address] = _value;
    }

    function setIsMinter(address _address, bool _value) external onlyOwner {
        isMinter[_address] = _value;
    }

    function _invokeTokenRecipient(address _from, address _to, uint256 _value, uint256 _param1, uint256 _param2, uint256 _param3) internal {
        if (!canAcceptTokens[_to]) {
            return;
        }

        AcceptsTokens recipient = AcceptsTokens(_to);

        recipient.acceptTokens(_from, _value, _param1, _param2, _param3);
    }

    /**
    * @dev transfer token for a specified address and forward the parameters to token recipient if any
    * @param _to The address to transfer to.
    * @param _value The amount to be transferred.
    * @param _param1 Parameter 1 for the token recipient
    * @param _param2 Parameter 2 for the token recipient
    * @param _param3 Parameter 3 for the token recipient
    */
    function transferWithParams(address _to, uint256 _value, uint256 _param1, uint256 _param2, uint256 _param3) onlyPayloadSize(5 * 32) external returns (bool) {
        require(_to != address(0));
        require(_value <= balances[msg.sender]);

        // SafeMath.sub will throw if there is not enough balance.
        balances[msg.sender] = balances[msg.sender].sub(_value);
        balances[_to] = balances[_to].add(_value);
        emit Transfer(msg.sender, _to, _value);

        _invokeTokenRecipient(msg.sender, _to, _value, _param1, _param2, _param3);

        return true;
    }

    /**
    * @dev Hook for custom actions to be executed after transfer has completed
    * @param _from Transferred from
    * @param _to Transferred to
    * @param _value Value transferred
    */
    function _postTransferHook(address _from, address _to, uint256 _value) internal {
        _invokeTokenRecipient(_from, _to, _value, 0, 0, 0);
    }


}
function transferWithParams(address _to, uint256 _value, uint256 _param1, uint256 _param2, uint256 _param3) onlyPayloadSize(5 * 32) external returns (bool) {
        require(_to != address(0));
        require(_value <= balances[msg.sender]);

        // SafeMath.sub will throw if there is not enough balance.
        balances[msg.sender] = balances[msg.sender].sub(_value);
        balances[_to] = balances[_to].add(_value);
        emit Transfer(msg.sender, _to, _value);

        _invokeTokenRecipient(msg.sender, _to, _value, _param1, _param2, _param3);

        return true;
    }
/**
 * @dev transfer token for a specified address and forward the parameters to token recipient if any
 * @param _to The address to transfer to.
 * @param _value The amount to be transferred.
 * @param _param1 Parameter 1 for the token recipient
 * @param _param2 Parameter 2 for the token recipient
 * @param _param3 Parameter 3 for the token recipient
 */