53 lines
1.2 KiB
Solidity
53 lines
1.2 KiB
Solidity
pragma solidity ^0.4.21;
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import "./SafeERC20.sol";
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import "zos-lib/contracts/migrations/Migratable.sol";
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/**
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* @title TokenTimelock
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* @dev TokenTimelock is a token holder contract that will allow a
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* beneficiary to extract the tokens after a given release time
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*/
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contract TokenTimelock is Migratable {
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using SafeERC20 for ERC20Basic;
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// ERC20 basic token contract being held
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ERC20Basic public token;
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// beneficiary of tokens after they are released
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address public beneficiary;
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// timestamp when token release is enabled
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uint256 public releaseTime;
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function initialize(
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address _sender,
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ERC20Basic _token,
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address _beneficiary,
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uint256 _releaseTime
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)
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isInitializer("TokenTimelock", "1.9.0")
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public
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{
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// solium-disable-next-line security/no-block-members
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require(_releaseTime > block.timestamp);
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token = _token;
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beneficiary = _beneficiary;
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releaseTime = _releaseTime;
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}
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/**
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* @notice Transfers tokens held by timelock to beneficiary.
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*/
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function release() public {
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// solium-disable-next-line security/no-block-members
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require(block.timestamp >= releaseTime);
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uint256 amount = token.balanceOf(this);
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require(amount > 0);
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token.safeTransfer(beneficiary, amount);
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}
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}
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