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0x06DDb3a8BC0aBc14f85e974CF1A93a6f8d4909d9
 

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Approve212992982024-11-30 8:27:234 days ago1732955243IN
8PAY Network: 8PAY v2 Token
0 ETH0.000441249.48322852
Approve212983352024-11-30 5:14:115 days ago1732943651IN
8PAY Network: 8PAY v2 Token
0 ETH0.000369537.95221824
Approve209882482024-10-17 22:23:5948 days ago1729203839IN
8PAY Network: 8PAY v2 Token
0 ETH0.0007704716.67946965
Transfer209846332024-10-17 10:16:4748 days ago1729160207IN
8PAY Network: 8PAY v2 Token
0 ETH0.00048915.28520476
Approve209171172024-10-07 23:57:2358 days ago1728345443IN
8PAY Network: 8PAY v2 Token
0 ETH0.0004705810.11370096
Transfer208112152024-09-23 5:31:2373 days ago1727069483IN
8PAY Network: 8PAY v2 Token
0 ETH0.0004230313.22327165
Transfer208084332024-09-22 20:13:2373 days ago1727036003IN
8PAY Network: 8PAY v2 Token
0 ETH0.0003733711.66651361
Transfer208046112024-09-22 7:25:5973 days ago1726989959IN
8PAY Network: 8PAY v2 Token
0 ETH0.0006460420.18624748
Transfer208042172024-09-22 6:06:5974 days ago1726985219IN
8PAY Network: 8PAY v2 Token
0 ETH0.000219416.85850142
Transfer207980632024-09-21 9:29:4774 days ago1726910987IN
8PAY Network: 8PAY v2 Token
0 ETH0.0007640915.56457536
Approve207488712024-09-14 12:33:1181 days ago1726317191IN
8PAY Network: 8PAY v2 Token
0 ETH0.000070791.53050026
Transfer207457872024-09-14 2:11:3582 days ago1726279895IN
8PAY Network: 8PAY v2 Token
0 ETH0.000069361.4130144
Transfer207457102024-09-14 1:56:1182 days ago1726278971IN
8PAY Network: 8PAY v2 Token
0 ETH0.000177243.61056353
Approve206669242024-09-03 1:59:5993 days ago1725328799IN
8PAY Network: 8PAY v2 Token
0 ETH0.000054531.1719827
Transfer206384772024-08-30 2:41:5997 days ago1724985719IN
8PAY Network: 8PAY v2 Token
0 ETH0.000038190.77809547
Approve205689032024-08-20 9:20:59106 days ago1724145659IN
8PAY Network: 8PAY v2 Token
0 ETH0.000054291.16687551
Approve205456302024-08-17 3:22:11110 days ago1723864931IN
8PAY Network: 8PAY v2 Token
0 ETH0.000020810.85864432
Approve205170782024-08-13 3:40:47114 days ago1723520447IN
8PAY Network: 8PAY v2 Token
0 ETH0.000051.08103505
Transfer204767712024-08-07 12:43:47119 days ago1723034627IN
8PAY Network: 8PAY v2 Token
0 ETH0.000120164.11645226
Transfer201711322024-06-25 20:38:23162 days ago1719347903IN
8PAY Network: 8PAY v2 Token
0 ETH0.0003175.88231937
Approve200824452024-06-13 10:56:47174 days ago1718276207IN
8PAY Network: 8PAY v2 Token
0 ETH0.000551711.92493412
Transfer200824412024-06-13 10:55:59174 days ago1718276159IN
8PAY Network: 8PAY v2 Token
0 ETH0.0003583912.79988375
Approve198660162024-05-14 4:58:35205 days ago1715662715IN
8PAY Network: 8PAY v2 Token
0 ETH0.00017913.87628026
Approve197889552024-05-03 10:20:47215 days ago1714731647IN
8PAY Network: 8PAY v2 Token
0 ETH0.000405318.7223316
Approve197332632024-04-25 15:25:47223 days ago1714058747IN
8PAY Network: 8PAY v2 Token
0 ETH0.001225426.33641374
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Contract Source Code Verified (Exact Match)

Contract Name:
EightPayTokenV2

Compiler Version
v0.5.16+commit.9c3226ce

Optimization Enabled:
Yes with 5000 runs

Other Settings:
default evmVersion
File 1 of 6 : EightPayTokenV2.sol
pragma solidity 0.5.16;

import { IERC20 } from "./IERC20.sol";
import { Context } from "./Context.sol";
import { SafeMath } from "./SafeMath.sol";
import { Ownable } from "./Ownable.sol";
import { LGEWhitelisted } from "./LGEWhitelisted.sol";

contract EightPayTokenV2 is Context, IERC20, Ownable, LGEWhitelisted {  
    using SafeMath for uint256;

    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;

    uint256 private _totalSupply;
    uint8 private _decimals;
    string private _symbol;
    string private _name;

    constructor() public {
        _name = "8PAY Network v2";
        _symbol = "8PAY v2";
        _decimals = 18;
        _totalSupply = 88888888 * 10 ** 18;
        _balances[_msgSender()] = _totalSupply;
        
        emit Transfer(address(0), _msgSender(), _totalSupply);
    }

    /**
    * @dev Returns the token owner.
    */
    function getOwner() external view returns (address) {
        return owner();
    }
    
    /**
    * @dev Returns the token decimals.
    */
    function decimals() external view returns (uint8) {
        return _decimals;
    }
    
    /**
    * @dev Returns the token symbol.
    */
    function symbol() external view returns (string memory) {
        return _symbol;
    }
    
    /**
    * @dev Returns the token name.
    */
    function name() external view returns (string memory) {
        return _name;
    }
    
    /**
    * @dev See {ERC20-totalSupply}.
    */
    function totalSupply() external view returns (uint256) {
        return _totalSupply;
    }
    
    /**
    * @dev See {ERC20-balanceOf}.
    */
    function balanceOf(address account) external view returns (uint256) {
        return _balances[account];
    }
    
    /**
    * @dev See {ERC20-transfer}.
    *
    * Requirements:
    *
    * - `recipient` cannot be the zero address.
    * - the caller must have a balance of at least `amount`.
    */
    function transfer(address recipient, uint256 amount) external returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }
    
    /**
    * @dev See {ERC20-allowance}.
    */
    function allowance(address owner, address spender) external view returns (uint256) {
        return _allowances[owner][spender];
    }
    
    /**
    * @dev See {ERC20-approve}.
    *
    * Requirements:
    *
    * - `spender` cannot be the zero address.
    */
    function approve(address spender, uint256 amount) external returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }
    
    /**
    * @dev See {ERC20-transferFrom}.
    *
    * Emits an {Approval} event indicating the updated allowance. This is not
    * required by the EIP. See the note at the beginning of {ERC20};
    *
    * Requirements:
    * - `sender` and `recipient` cannot be the zero address.
    * - `sender` must have a balance of at least `amount`.
    * - the caller must have allowance for `sender`'s tokens of at least
    * `amount`.
    */
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool) {
        _transfer(sender, recipient, amount);
        _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
        return true;
    }
    
    /**
    * @dev Atomically increases the allowance granted to `spender` by the caller.
    *
    * This is an alternative to {approve} that can be used as a mitigation for
    * problems described in {ERC20-approve}.
    *
    * Emits an {Approval} event indicating the updated allowance.
    *
    * Requirements:
    *
    * - `spender` cannot be the zero address.
    */
    function increaseAllowance(address spender, uint256 addedValue) external returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
        return true;
    }
    
    /**
    * @dev Atomically decreases the allowance granted to `spender` by the caller.
    *
    * This is an alternative to {approve} that can be used as a mitigation for
    * problems described in {ERC20-approve}.
    *
    * Emits an {Approval} event indicating the updated allowance.
    *
    * Requirements:
    *
    * - `spender` cannot be the zero address.
    * - `spender` must have allowance for the caller of at least
    * `subtractedValue`.
    */
    function decreaseAllowance(address spender, uint256 subtractedValue) external returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
        return true;
    }
    
    /**
    * @dev Moves tokens `amount` from `sender` to `recipient`.
    *
    * This is internal function is equivalent to {transfer}, and can be used to
    * e.g. implement automatic token fees, slashing mechanisms, etc.
    *
    * Emits a {Transfer} event.
    *
    * Requirements:
    *
    * - `sender` cannot be the zero address.
    * - `recipient` cannot be the zero address.
    * - `sender` must have a balance of at least `amount`.
    */
    function _transfer(address sender, address recipient, uint256 amount) internal {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");
        
        _applyLGEWhitelist(sender, recipient, amount);
        
        _balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
        _balances[recipient] = _balances[recipient].add(amount);
        emit Transfer(sender, recipient, amount);
    }
    
    /**
    * @dev Sets `amount` as the allowance of `spender` over the `owner`s tokens.
    *
    * This is internal function is equivalent to `approve`, and can be used to
    * e.g. set automatic allowances for certain subsystems, etc.
    *
    * Emits an {Approval} event.
    *
    * Requirements:
    *
    * - `owner` cannot be the zero address.
    * - `spender` cannot be the zero address.
    */
    function _approve(address owner, address spender, uint256 amount) internal {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");
        
        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    } 
}

File 2 of 6 : IERC20.sol
pragma solidity 0.5.16;

interface IERC20 {
    /**
    * @dev Returns the amount of tokens in existence.
    */
    function totalSupply() external view returns (uint256);

    /**
    * @dev Returns the amount of tokens owned by `account`.
    */
    function balanceOf(address account) external view returns (uint256);

    /**
    * @dev Moves `amount` tokens from the caller's account to `recipient`.
    *
    * Returns a boolean value indicating whether the operation succeeded.
    *
    * Emits a {Transfer} event.
    */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
    * @dev Returns the remaining number of tokens that `spender` will be
    * allowed to spend on behalf of `owner` through {transferFrom}. This is
    * zero by default.
    *
    * This value changes when {approve} or {transferFrom} are called.
    */
    function allowance(address _owner, address spender) external view returns (uint256);

    /**
    * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
    *
    * Returns a boolean value indicating whether the operation succeeded.
    *
    * IMPORTANT: Beware that changing an allowance with this method brings the risk
    * that someone may use both the old and the new allowance by unfortunate
    * transaction ordering. One possible solution to mitigate this race
    * condition is to first reduce the spender's allowance to 0 and set the
    * desired value afterwards:
    * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
    *
    * Emits an {Approval} event.
    */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
    * @dev Moves `amount` tokens from `sender` to `recipient` using the
    * allowance mechanism. `amount` is then deducted from the caller's
    * allowance.
    *
    * Returns a boolean value indicating whether the operation succeeded.
    *
    * Emits a {Transfer} event.
    */
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

    /**
    * @dev Emitted when `value` tokens are moved from one account (`from`) to
    * another (`to`).
    *
    * Note that `value` may be zero.
    */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
    * @dev Emitted when the allowance of a `spender` for an `owner` is set by
    * a call to {approve}. `value` is the new allowance.
    */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

File 3 of 6 : Context.sol
pragma solidity 0.5.16;

/*
 * @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 GSN meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
contract Context {
    // Empty internal constructor, to prevent people from mistakenly deploying
    // an instance of this contract, which should be used via inheritance.
    constructor () internal { }

    function _msgSender() internal view returns (address payable) {
        return msg.sender;
    }

    function _msgData() internal view returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

File 4 of 6 : SafeMath.sol
pragma solidity 0.5.16;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
library SafeMath {
    /**
    * @dev Returns the addition of two unsigned integers, reverting on
    * overflow.
    *
    * Counterpart to Solidity's `+` operator.
    *
    * Requirements:
    * - Addition cannot overflow.
    */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    /**
    * @dev Returns the subtraction of two unsigned integers, reverting on
    * overflow (when the result is negative).
    *
    * Counterpart to Solidity's `-` operator.
    *
    * Requirements:
    * - Subtraction cannot overflow.
    */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }

    /**
    * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
    * overflow (when the result is negative).
    *
    * Counterpart to Solidity's `-` operator.
    *
    * Requirements:
    * - Subtraction cannot overflow.
    */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;

        return c;
    }

    /**
    * @dev Returns the multiplication of two unsigned integers, reverting on
    * overflow.
    *
    * Counterpart to Solidity's `*` operator.
    *
    * Requirements:
    * - Multiplication cannot overflow.
    */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        if (a == 0) {
        return 0;
        }

        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");

        return c;
    }

    /**
    * @dev Returns the integer division of two unsigned integers. Reverts on
    * division by zero. The result is rounded towards zero.
    *
    * Counterpart to Solidity's `/` operator. Note: this function uses a
    * `revert` opcode (which leaves remaining gas untouched) while Solidity
    * uses an invalid opcode to revert (consuming all remaining gas).
    *
    * Requirements:
    * - The divisor cannot be zero.
    */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    /**
    * @dev Returns the integer division of two unsigned integers. Reverts with custom message on
    * division by zero. The result is rounded towards zero.
    *
    * Counterpart to Solidity's `/` operator. Note: this function uses a
    * `revert` opcode (which leaves remaining gas untouched) while Solidity
    * uses an invalid opcode to revert (consuming all remaining gas).
    *
    * Requirements:
    * - The divisor cannot be zero.
    */
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        // Solidity only automatically asserts when dividing by 0
        require(b > 0, errorMessage);
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    /**
    * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
    * Reverts when dividing by zero.
    *
    * Counterpart to Solidity's `%` operator. This function uses a `revert`
    * opcode (which leaves remaining gas untouched) while Solidity uses an
    * invalid opcode to revert (consuming all remaining gas).
    *
    * Requirements:
    * - The divisor cannot be zero.
    */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return mod(a, b, "SafeMath: modulo by zero");
    }

    /**
    * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
    * Reverts with custom message when dividing by zero.
    *
    * Counterpart to Solidity's `%` operator. This function uses a `revert`
    * opcode (which leaves remaining gas untouched) while Solidity uses an
    * invalid opcode to revert (consuming all remaining gas).
    *
    * Requirements:
    * - The divisor cannot be zero.
    */
    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }
}

File 5 of 6 : Ownable.sol
pragma solidity 0.5.16;

import { Context } from "./Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
    * @dev Initializes the contract setting the deployer as the initial owner.
    */
    constructor () internal {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    /**
    * @dev Returns the address of the current owner.
    */
    function owner() public view 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.
    *
    * NOTE: Renouncing ownership will leave the contract without an owner,
    * thereby removing any functionality that is only available to the owner.
    */
    function renounceOwnership() external onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

    /**
    * @dev Transfers ownership of the contract to a new account (`newOwner`).
    * Can only be called by the current owner.
    */
    function transferOwnership(address newOwner) external onlyOwner {
        _transferOwnership(newOwner);
    }

    /**
    * @dev Transfers ownership of the contract to a new account (`newOwner`).
    */
    function _transferOwnership(address newOwner) internal {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

File 6 of 6 : LGEWhitelisted.sol
pragma solidity 0.5.16;

import { Context } from "./Context.sol";
import { SafeMath } from "./SafeMath.sol";

contract LGEWhitelisted is Context { 
    using SafeMath for uint256;

    struct WhitelistRound {
        uint256 duration;
        uint256 amountMax;
        mapping(address => bool) addresses;
        mapping(address => uint256) purchased;
    }

    WhitelistRound[] public _lgeWhitelistRounds;

    uint256 public _lgeTimestamp;
    address public _lgePairAddress;

    address public _whitelister;

    event WhitelisterTransferred(address indexed previousWhitelister, address indexed newWhitelister);

    constructor () internal {
        _whitelister = _msgSender();
    }

    modifier onlyWhitelister() {
        require(_whitelister == _msgSender(), "Caller is not the whitelister");
        _;
    }

    function renounceWhitelister() external onlyWhitelister {
        emit WhitelisterTransferred(_whitelister, address(0));
        _whitelister = address(0);
    }

    function transferWhitelister(address newWhitelister) external onlyWhitelister {
        _transferWhitelister(newWhitelister);
    }

    function _transferWhitelister(address newWhitelister) internal {
        require(newWhitelister != address(0), "New whitelister is the zero address");
        emit WhitelisterTransferred(_whitelister, newWhitelister);
        _whitelister = newWhitelister;
    }

    /*
     * createLGEWhitelist - Call this after initial Token Generation Event (TGE) 
     * 
     * pairAddress - address generated from createPair() event on DEX
     * durations - array of durations (seconds) for each whitelist rounds
     * amountsMax - array of max amounts (TOKEN decimals) for each whitelist round
     * 
     */
    function createLGEWhitelist(address pairAddress, uint256[] calldata durations, uint256[] calldata amountsMax) external onlyWhitelister() {
        require(durations.length == amountsMax.length, "Invalid whitelist(s)");
        
        _lgePairAddress = pairAddress;
        
        if(durations.length > 0) {   
            delete _lgeWhitelistRounds;
        
            for (uint256 i = 0; i < durations.length; i++) {
                _lgeWhitelistRounds.push(WhitelistRound(durations[i], amountsMax[i]));
            } 
        }
    }
    
    /*
     * modifyLGEWhitelistAddresses - Define what addresses are included/excluded from a whitelist round
     * 
     * index - 0-based index of round to modify whitelist
     * duration - period in seconds from LGE event or previous whitelist round
     * amountMax - max amount (TOKEN decimals) for each whitelist round
     * 
     */
    function modifyLGEWhitelist(uint256 index, uint256 duration, uint256 amountMax, address[] calldata addresses, bool enabled) external onlyWhitelister() {
        require(index < _lgeWhitelistRounds.length, "Invalid index");
        require(amountMax > 0, "Invalid amountMax");

        if(duration != _lgeWhitelistRounds[index].duration)
            _lgeWhitelistRounds[index].duration = duration;
        
        if(amountMax != _lgeWhitelistRounds[index].amountMax)  
            _lgeWhitelistRounds[index].amountMax = amountMax;
        
        for (uint256 i = 0; i < addresses.length; i++) {
            _lgeWhitelistRounds[index].addresses[addresses[i]] = enabled;
        }
    }
    
    /*
     *  getLGEWhitelistRound
     *
     *  returns:
     *
     *  1. whitelist round number ( 0 = no active round now )
     *  2. duration, in seconds, current whitelist round is active for
     *  3. timestamp current whitelist round closes at
     *  4. maximum amount a whitelister can purchase in this round
     *  5. is caller whitelisted
     *  6. how much caller has purchased in current whitelist round
     *
     */
    function getLGEWhitelistRound() public view returns (uint256, uint256, uint256, uint256, bool, uint256) {
        if(_lgeTimestamp > 0) {        
            uint256 wlCloseTimestampLast = _lgeTimestamp;
        
            for (uint256 i = 0; i < _lgeWhitelistRounds.length; i++) {     
                WhitelistRound storage wlRound = _lgeWhitelistRounds[i];
                wlCloseTimestampLast = wlCloseTimestampLast.add(wlRound.duration);

                if(now <= wlCloseTimestampLast)
                    return (i.add(1), wlRound.duration, wlCloseTimestampLast, wlRound.amountMax, wlRound.addresses[_msgSender()], wlRound.purchased[_msgSender()]);
            }
        }
        
        return (0, 0, 0, 0, false, 0);
    }
    
    /*
     * _applyLGEWhitelist - internal function to be called initially before any transfers
     * 
     */  
    function _applyLGEWhitelist(address sender, address recipient, uint256 amount) internal {
        if(_lgePairAddress == address(0) || _lgeWhitelistRounds.length == 0)
            return;
        
        if(_lgeTimestamp == 0 && sender != _lgePairAddress && recipient == _lgePairAddress && amount > 0)
            _lgeTimestamp = now;
        
        if(sender == _lgePairAddress && recipient != _lgePairAddress) {
            //buying

            (uint256 wlRoundNumber,,,,,) = getLGEWhitelistRound();
        
            if(wlRoundNumber > 0) {    
                WhitelistRound storage wlRound = _lgeWhitelistRounds[wlRoundNumber.sub(1)];
                
                require(wlRound.addresses[recipient], "LGE - Buyer is not whitelisted");
                
                uint256 amountRemaining = 0;
                
                if(wlRound.purchased[recipient] < wlRound.amountMax)
                    amountRemaining = wlRound.amountMax.sub(wlRound.purchased[recipient]);
    
                require(amount <= amountRemaining, "LGE - Amount exceeds whitelist maximum");
                wlRound.purchased[recipient] = wlRound.purchased[recipient].add(amount);   
            }        
        }
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 5000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousWhitelister","type":"address"},{"indexed":true,"internalType":"address","name":"newWhitelister","type":"address"}],"name":"WhitelisterTransferred","type":"event"},{"constant":true,"inputs":[],"name":"_lgePairAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"_lgeTimestamp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"_lgeWhitelistRounds","outputs":[{"internalType":"uint256","name":"duration","type":"uint256"},{"internalType":"uint256","name":"amountMax","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"_whitelister","outputs":[{"internalType":"address","name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"pairAddress","type":"address"},{"internalType":"uint256[]","name":"durations","type":"uint256[]"},{"internalType":"uint256[]","name":"amountsMax","type":"uint256[]"}],"name":"createLGEWhitelist","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"getLGEWhitelistRound","outputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bool","name":"","type":"bool"},{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"getOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"internalType":"uint256","name":"index","type":"uint256"},{"internalType":"uint256","name":"duration","type":"uint256"},{"internalType":"uint256","name":"amountMax","type":"uint256"},{"internalType":"address[]","name":"addresses","type":"address[]"},{"internalType":"bool","name":"enabled","type":"bool"}],"name":"modifyLGEWhitelist","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"renounceOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"renounceWhitelister","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"newWhitelister","type":"address"}],"name":"transferWhitelister","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"}]

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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.