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DepositReceiver.sol
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DepositReceiver.sol
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pragma solidity ^0.4.8;
import "./ERC20Interface.sol";
import "./strings.sol"; // https://github.com/Arachnid/solidity-stringutils
contract DepositSink {
using strings for *;
address owner;
address hotWallet;
modifier onlyOwner() {
if (msg.sender != owner) {
throw;
}
_;
}
function DepositSink(address _hotWallet) {
owner = msg.sender;
hotWallet = _hotWallet;
}
function sendDeposit(string paymentReference) payable returns (bool){
// Check to match whichever payment reference schema is used
// for example here string must begin with 'bitfinex' and be 12 chars long
var s = paymentReference.toSlice();
if (s.startsWith("bitfinex".toSlice()) && s.len() == 12) {
DepositReceived(msg.sender, paymentReference, msg.value);
hotWallet.transfer(msg.value);
return true;
}
else {
BadDepositReceived(msg.sender, paymentReference, msg.value);
msg.sender.transfer(msg.value);
return false;
}
}
function() payable {
BadDepositReceived(msg.sender, "" , msg.value);
msg.sender.transfer(msg.value);
}
// Methods to change owner and wallet
function transferOwnership(address newOwner) onlyOwner {
if (newOwner != address(0)) {
owner = newOwner;
}
}
function changeWallet(address newWallet) onlyOwner {
if (newWallet != address(0)) {
hotWallet = newWallet;
}
}
/// @notice This method can be used by the controller to extract mistakenly
/// sent tokens to this contract or stuck ether.
/// @param _token The address of the token contract that you want to recover
/// set to 0 in case you want to extract ether.
function claimTokens(address _token) public onlyOwner {
if (_token == 0x0) {
owner.transfer(this.balance);
return;
}
ERC20Interface token = ERC20Interface(_token);
uint256 balance = token.balanceOf(this);
token.transfer(owner, balance);
ClaimedTokens(_token, owner, balance);
}
event DepositReceived(address fromAddress, string paymentReference, uint256 amount);
event BadDepositReceived(address fromAddress, string paymentReference, uint256 amount);
event ClaimedTokens(address token, address owner, uint256 balance);
}