Address Contract Partially Verified
Address
0x4bEd650590B56E9385469699f855AcCdfA0DCAe4
Balance
0 ETH
Nonce
1
Code Size
6600 bytes
Creator
0xDf7B8B3e...970b at tx 0x6d80f41a...3ff87f
Indexed Transactions
0
Contract Bytecode
6600 bytes
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Verified Source Code Partial Match
Compiler: v0.8.0+commit.c7dfd78e
EVM: istanbul
Optimization: No
DGMVTokenVesting.sol 323 lines
// SPDX-License-Identifier: MIT
pragma solidity 0.8.0;
/**
* @title SafeMath
* @dev Unsigned math operations with safety checks that revert on error
*/
library SafeMath {
/**
* @dev Multiplies two unsigned integers, reverts on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Integer division of two unsigned integers truncating the quotient, reverts on division by zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: division by zero");
uint256 c = a / b;
return c;
}
/**
* @dev Subtracts two unsigned integers, reverts on overflow (i.e. if subtrahend is greater than minuend).
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
uint256 c = a - b;
return c;
}
/**
* @dev Adds two unsigned integers, reverts on overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Divides two unsigned integers and returns the remainder (unsigned integer modulo),
* reverts when dividing by zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0, "SafeMath: modulo by zero");
return a % b;
}
}
/**
* @title interface of ERC 20 token
*
*/
interface IERC20 {
function transfer(address to, uint256 value) external returns (bool);
function approve(address spender, uint256 value) external returns (bool);
function transferFrom(address from, address to, uint256 value) external returns (bool);
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender) external view returns (uint256);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
/**
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
/**
* @title Ownable
* @dev The Ownable contract has an owner address, and provides basic authorization control
* functions, this simplifies the implementation of "user permissions".
*/
abstract contract Ownable is Context {
address private _owner;
address private _newOwner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_setOwner(_msgSender());
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*/
function renounceOwnership() public virtual onlyOwner {
_setOwner(address(0));
}
/**
* @dev Propose the new Owner of the smart contract
*/
function proposeOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_newOwner = newOwner;
}
/**
* @dev Accept the ownership of the smart contract as a new Owner
*/
function acceptOwnership() public {
require(msg.sender == _newOwner, "Ownable: caller is not the new owner");
require(_owner != address(0), "Ownable: ownership is renounched already");
emit OwnershipTransferred(_owner, _newOwner);
_owner = _newOwner;
}
function _setOwner(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
contract DGMVTokenVesting is Ownable{
using SafeMath for uint256;
address public immutable DGMV_TOKEN; // Contract Address of DGMV Token
struct VestedToken{
uint256 cliff;
uint256 start;
uint256 duration;
uint256 releasedToken;
uint256 totalToken;
bool revoked;
}
mapping (address => VestedToken) public vestedUser;
event TokenReleased(address indexed account, uint256 amount);
event VestingRevoked(address indexed account);
constructor (address dgmv_token){
require(dgmv_token != address(0));
DGMV_TOKEN = dgmv_token;
}
/**
* @dev this will set the beneficiary with vesting
* parameters provided
* @param account address of the beneficiary for vesting
* @param amount totalToken to be vested
* @param cliff In seconds of one period in vesting
* @param duration In seconds of total vesting
* @param startAt UNIX timestamp in seconds from where vesting will start
*/
function setVesting(address account, uint256 amount, uint256 cliff, uint256 duration, uint256 startAt ) external returns(bool){
VestedToken storage vested = vestedUser[account];
if(vested.start > 0){
require(vested.revoked);
uint unclaimedTokens = _vestedAmount(account).sub(vested.releasedToken);
require(unclaimedTokens == 0);
}
IERC20(DGMV_TOKEN).transferFrom(_msgSender(), address(this) ,amount);
_setVesting(account, amount, cliff, duration, startAt);
return true;
}
/**
* @dev Calculates the amount that has already vested.
* @param account address of the user
*/
function vestedToken(address account) external view returns (uint256) {
return _vestedAmount(account);
}
/**
* @dev Calculates the amount that has already vested but hasn't been released yet.
* @param account address of user
*/
function releasableToken(address account) external view returns (uint256) {
return _vestedAmount(account).sub(vestedUser[account].releasedToken);
}
/**
* @dev Internal function to set default vesting parameters
* @param account address of the beneficiary for vesting
* @param amount totalToken to be vested
* @param cliff In seconds of one period in vestin
* @param duration In seconds of total vesting duration
* @param startAt UNIX timestamp in seconds from where vesting will start
*
*/
function _setVesting(address account, uint256 amount, uint256 cliff, uint256 duration, uint256 startAt) internal {
require(account!=address(0));
require(startAt >= block.timestamp);
require(cliff<=duration);
VestedToken storage vested = vestedUser[account];
vested.cliff = cliff;
vested.start = startAt;
vested.duration = duration;
vested.totalToken = amount;
vested.releasedToken = 0;
vested.revoked = false;
}
/**
* @notice Transfers vested tokens to beneficiary.
* anyone can release their token
*/
function releaseMyToken() external returns(bool) {
releaseToken(msg.sender);
return true;
}
/**
* @notice Transfers vested tokens to the given account.
* @param account address of the vested user
*/
function releaseToken(address account) public {
require(account != address(0));
VestedToken storage vested = vestedUser[account];
uint256 unreleasedToken = _releasableAmount(account); // total releasable token currently
require(unreleasedToken>0);
vested.releasedToken = vested.releasedToken.add(unreleasedToken);
IERC20(DGMV_TOKEN).transfer(account,unreleasedToken);
emit TokenReleased(account, unreleasedToken);
}
/**
* @dev Calculates the amount that has already vested but hasn't been released yet.
* @param account address of user
*/
function _releasableAmount(address account) internal view returns (uint256) {
return _vestedAmount(account).sub(vestedUser[account].releasedToken);
}
/**
* @dev Calculates the amount that has already vested.
* @param account address of the user
*/
function _vestedAmount(address account) internal view returns (uint256) {
VestedToken storage vested = vestedUser[account];
uint256 totalToken = vested.totalToken;
if(block.timestamp < vested.start.add(vested.cliff)){
return 0;
}else if(block.timestamp >= vested.start.add(vested.duration) || vested.revoked){
return totalToken;
}else{
uint256 numberOfPeriods = (block.timestamp.sub(vested.start)).div(vested.cliff);
return totalToken.mul(numberOfPeriods.mul(vested.cliff)).div(vested.duration);
}
}
/**
* @notice Allows the owner to revoke the vesting. Tokens already vested
* remain in the contract, the rest are returned to the owner.
* @param account address in which the vesting is revoked
*/
function revoke(address account) external onlyOwner returns(bool) {
VestedToken storage vested = vestedUser[account];
require(!vested.revoked);
uint256 balance = vested.totalToken;
uint256 vestedAmount = _vestedAmount(account);
uint256 refund = balance.sub(vestedAmount);
require(refund > 0);
vested.revoked = true;
vested.totalToken = vestedAmount;
IERC20(DGMV_TOKEN).transfer(owner(), refund);
emit VestingRevoked(account);
return true;
}
}
Read Contract
DGMV_TOKEN 0x1eda4cf4 → address
owner 0x8da5cb5b → address
releasableToken 0x3cfb4dcf → uint256
vestedToken 0x86cb9498 → uint256
vestedUser 0x8195ed24 → uint256, uint256, uint256, uint256, uint256, bool
Write Contract 7 functions
These functions modify contract state and require a wallet transaction to execute.
acceptOwnership 0x79ba5097
No parameters
proposeOwnership 0x710bf322
address newOwner
releaseMyToken 0x7e851e13
No parameters
returns: bool
releaseToken 0xe545f941
address account
renounceOwnership 0x715018a6
No parameters
revoke 0x74a8f103
address account
returns: bool
setVesting 0x2a2eddde
address account
uint256 amount
uint256 cliff
uint256 duration
uint256 startAt
returns: bool
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