Accounts
0x8b...8f05
0x8b...8F05

0x8b...8F05

$500
This contract's source code is verified!
Contract Metadata
Compiler
0.8.26+commit.8a97fa7a
Language
Solidity
Contract Source Code
File 1 of 1: BulkSend.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.26;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @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
    );

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

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

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

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

/*

#@%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@#
#@..:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::..@#
#@.-@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@=.@#
#@.-@@@@@@@%%%%%%@@@@%@@@@@@%@@@@@@%%%%@@@@%%%%%%%%%%%@@@%%%%%%%%%@@@@@=.@#
#@.-@@@@@@*------%@@*-@@@@@*=@@@@@+----#@@+-----------#@=---------#@@@@=.@#
#@.-@@@@@*******#@@@*-@@@@*##@@@@*#*****%@%#***+-****#%@=--=******%@@@@=.@#
#@.-@@@@@#*++++%@@@@*-+++*#@@@@@#-=++++=+%@@@@@#-%@@@@@@=--=++++#@@@@@@=.@#
#@.-@@@@@@@@@@@*=%@@*-%@@%=#@@@@#=#@@@@++@@@@@@#-%@@@@@@=--+@@@@@@@@@@@=.@#
#@.-@@@@%======#@@@@*-@@@@%*+@@@#=%@@@@*+%@@@@@#-%@@@@@@=---======#@@@@=.@#
#@.-@@@@#------#@@@@*=@@@@@*=@@@#=%@@@@*+%@@@@@#-%@@@@@@=---------#@@@@=.@#
#@.-@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@=.@#
#@.-@@@@@@@@@@@%%%%%%%%%%%%######*************+++++++++===========#@@@@=.@#
#@.-@@@@@@@@@%%#*%%%#++*%%%##**+=..:++++*%@%%%%%%%%%%%%%%%%%%%%%%%@@@@@=.@#
#@.-@@@@@@@%%#+#%%#++*%%##%#+..........=***#************++++++++++%@@@@=.@#
#@.-@@@@@@@%*+*#%*+*#%##**%=...........-+*#%%%%%%%%%##############@@@@@=.@#
#@.-@@@@@@%#+*%#*=+#%#*#%#*-............-+***#***************+++++%@@@@=.@#
#@.-@@@@@%#==++-::=#*-#%=-....:++++++-...-+*#######*************%@@@@@@=.@#
#@.-@@@@@%#===-:::-==-##.....**######**-..=+#%%%%%%%%#########*===#@@@@=.@#
#@.-@@@@@%#===-:::::::##....:#*--=#####=..=+*++++++++=*@@@@@@@@@%%@@@@@=.@#
#@.-@@@@@%#===-:::::::##....:#*----+###=..=+%@@@@@@@%=============#@@@@=.@#
#@.-@@@@@%#===-:::::::##....:#*--=*####=..=+%@@@@@@@@@@@@@@@@@@@@@@@@@@=.@#
#@.-@@@@@%#===-:::::::##....:########=....=+*++++++++=============#@@@@=.@#
#@.-@@@@@%#++=-:::::::##......:******=....=+#%%%%%%%%%%%@@@@@@@@@@@@@@@=.@#
#@.-@@@@@%##%#+=-====-#%--..............-+*####*******++#%%%%%%%%%@@@@@=.@#
#@.-@@@@@@@%%%%*+##%#+##%*.............:=+#%@@@@@@@@@@#***********%@@@@=.@#
#@.-@@@@@@@%##%%*++%%*++%#=:...........=*#**##############@@@@@@@@@@@@@=.@#
#@.-@@@@@@@@@@@%%###%%##%%%*+===-....:=+*%%###############@@@@@@@@@@@@@=.@#
#@.-@@@@@@@@@@@%%%%#%%%%%%%#####*+++=+***#######******************%@@@@=.@#
#@.-@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%@@@@@=.@#
#@.-@@@@#--=%@@@@@%=*@@@=-------+@@#---#@@@@@@@#---@@@*-----------#@@@@=.@#
#@.-@@@@#--=#@@@@@%=*@@@=-------+@@#---#@@@@@@@#---@@@*-----------#@@@@=.@#
#@.-@@@@#--=#@@@@@%=*@@@@@@*--=@@@@#---#@@@@@@@*---@@@*=%@@@@@@@@@@@@@@=.@#
#@.-@@@@#-----------*@@@@@@*--=@@@@@@@@*--#@+--*@@@@@@*-------+%@@@@@@@=.@#
#@.-@@@@#--=#@@@@@%=*@@@@%%+--=%@@@@@@@#==#%+==#@@@@@@*=#%%%%%%%%%@@@@@=.@#
#@.-@@@@#--=#@@@@@%=*@@@--------+@@@@@@@@@+-%@@@@@@@@@*-----------#@@@@=.@#
#@.-@@@@@**#@@@@@@@#%@@@#########@@@@@@@@@%#@@@@@@@@@@%***********%@@@@=.@#
#@.-@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@=.@#
#@.:===================================================================:.@#
#@#######################################################################@%

*/

contract BulkSend {
    address public owner;
    mapping(address => bool) public approvedTokens;

    event TokensApproved(address token);
    event TokensDisapproved(address token);
    event BulkTransfer(
        address token,
        address indexed from,
        address[] recipients,
        uint256[] amounts
    );

    modifier onlyOwner() {
        require(msg.sender == owner, "Only the owner can perform this action");
        _;
    }

    constructor() {
        owner = msg.sender;
    }

    function approveToken(address token) public onlyOwner {
        approvedTokens[token] = true;
        emit TokensApproved(token);
    }

    function disapproveToken(address token) public onlyOwner {
        approvedTokens[token] = false;
        emit TokensDisapproved(token);
    }

    function bulkTransfer(
        address token,
        address[] calldata recipients,
        uint256[] calldata amounts
    ) public {
        require(approvedTokens[token], "Token not approved");
        require(
            recipients.length == amounts.length,
            "Recipients and amounts length mismatch"
        );
        IERC20 erc20 = IERC20(token);

        for (uint256 i = 0; i < recipients.length; i++) {
            require(
                erc20.transferFrom(msg.sender, recipients[i], amounts[i]),
                "Transfer failed"
            );
        }

        emit BulkTransfer(token, msg.sender, recipients, amounts);
    }
}

/*

  ██████  ██ ▄█▀▄▄▄     ▄▄▄█████▓▓█████  ▄▄▄▄    ▒█████   ▄▄▄       ██▀███  ▓█████▄ 
▒██    ▒  ██▄█▒▒████▄   ▓  ██▒ ▓▒▓█   ▀ ▓█████▄ ▒██▒  ██▒▒████▄    ▓██ ▒ ██▒▒██▀ ██▌
░ ▓██▄   ▓███▄░▒██  ▀█▄ ▒ ▓██░ ▒░▒███   ▒██▒ ▄██▒██░  ██▒▒██  ▀█▄  ▓██ ░▄█ ▒░██   █▌
  ▒   ██▒▓██ █▄░██▄▄▄▄██░ ▓██▓ ░ ▒▓█  ▄ ▒██░█▀  ▒██   ██░░██▄▄▄▄██ ▒██▀▀█▄  ░▓█▄   ▌
▒██████▒▒▒██▒ █▄▓█   ▓██▒ ▒██▒ ░ ░▒████▒░▓█  ▀█▓░ ████▓▒░ ▓█   ▓██▒░██▓ ▒██▒░▒████▓ 
▒ ▒▓▒ ▒ ░▒ ▒▒ ▓▒▒▒   ▓▒█░ ▒ ░░   ░░ ▒░ ░░▒▓███▀▒░ ▒░▒░▒░  ▒▒   ▓▒█░░ ▒▓ ░▒▓░ ▒▒▓  ▒ 
░ ░▒  ░ ░░ ░▒ ▒░ ▒   ▒▒ ░   ░     ░ ░  ░▒░▒   ░   ░ ▒ ▒░   ▒   ▒▒ ░  ░▒ ░ ▒░ ░ ▒  ▒ 
░  ░  ░  ░ ░░ ░  ░   ▒    ░         ░    ░    ░ ░ ░ ░ ▒    ░   ▒     ░░   ░  ░ ░  ░ 
      ░  ░  ░        ░  ░           ░  ░ ░          ░ ░        ░  ░   ░        ░    
                                              ░                              ░      
*/
Settings
{
  "compilationTarget": {
    "BulkSend.sol": "BulkSend"
  },
  "evmVersion": "cancun",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": []
}
ABI
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"token","type":"address"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":false,"internalType":"address[]","name":"recipients","type":"address[]"},{"indexed":false,"internalType":"uint256[]","name":"amounts","type":"uint256[]"}],"name":"BulkTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"token","type":"address"}],"name":"TokensApproved","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"token","type":"address"}],"name":"TokensDisapproved","type":"event"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"approveToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"approvedTokens","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"address[]","name":"recipients","type":"address[]"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"}],"name":"bulkTransfer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"disapproveToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]