Contract Source Code (Solidity)

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Outline

•  contract Ownable
•    - function owner()
•    - function transferOwnership(address ne ...
•  contract BulkSender is Ownable *
•    - function approve(address addr)
•    - function remove(address addr)
•    - function isWhiteListed(address addr)
•    - function distribute(address[] calldat ...

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/**
 *Submitted for verification at Etherscan.io on 2023-01-10
*/

/**
 *Submitted for verification at Etherscan.io on 2020-05-16
*/

pragma solidity 0.6.4;
/**
 * @title Manage the owner for the BulkSender contract.
 */
contract Ownable {
    address private _owner;
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
    constructor() public {
        _owner = msg.sender;
        emit OwnershipTransferred(address(this), _owner);
    }
    /**
     * Returns the address of the current owner.
     */
    function owner() public view returns (address) {
        return _owner;
    }
    /**
     * Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(msg.sender == _owner, "Ownable: the caller is not the owner");
        _;
    }
    /**
     * Sets the new address as the owner.
     */
    function transferOwnership(address newOwner) onlyOwner public {
        require(newOwner != address(0), "Ownable: the new owner is the zero address");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}
/**
 * @title Sending bulk transactions from the whitelisted wallets.
 */
contract BulkSender is Ownable {
    mapping(address => bool) whitelist;
    /**
     * Throws if called by any account other than the whitelisted address.
     */
    modifier onlyWhiteListed() {
        require(whitelist[msg.sender], "Whitelist: the caller is not whitelisted");
        _;
    }
    /**
     * Approves the address as the whitelisted address.
     */
    function approve(address addr) onlyOwner external {
        whitelist[addr] = true;
    }
    /**
     * Removes the whitelisted address from the whitelist.
     */
    function remove(address addr) onlyOwner external {
        whitelist[addr] = false;
    }
    /**
     * Returns true if the address is the whitelisted address.
     */
    function isWhiteListed(address addr) public view returns (bool) {
        return whitelist[addr];
    }
    /**
     * @dev Gets the list of addresses and the list of amounts to make bulk transactions.
     * @param addresses - address[]
     * @param amounts - uint256[]
     */
    function distribute(address[] calldata addresses, uint256[] calldata amounts) onlyWhiteListed external payable  {
        require(addresses.length > 0, "BulkSender: the length of addresses should be greater than zero");
        require(amounts.length == addresses.length, "BulkSender: the length of addresses is not equal the length of amounts");
        for (uint256 i; i < addresses.length; i++) {
            uint256 value = amounts[i];
            require(value > 0, "BulkSender: the value should be greater then zero");
            address payable _to = address(uint160(addresses[i]));
            _to.transfer(value);
        }
    }
    /**
     * @dev This contract shouldn't accept payments.
     */
    receive() external payable {
        revert("This contract shouldn't accept payments.");
    }
}

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[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"addresses","type":"address[]"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"}],"name":"distribute","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"isWhiteListed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"remove","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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