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合同元数据
编译器
0.8.19+commit.7dd6d404
语言
Solidity
合同源代码
文件 1 的 4:Context.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @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).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}
合同源代码
文件 2 的 4:Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/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.
 */
abstract 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() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(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) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}
合同源代码
文件 3 的 4:Pausable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (security/Pausable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which allows children to implement an emergency stop
 * mechanism that can be triggered by an authorized account.
 *
 * This module is used through inheritance. It will make available the
 * modifiers `whenNotPaused` and `whenPaused`, which can be applied to
 * the functions of your contract. Note that they will not be pausable by
 * simply including this module, only once the modifiers are put in place.
 */
abstract contract Pausable is Context {
    /**
     * @dev Emitted when the pause is triggered by `account`.
     */
    event Paused(address account);

    /**
     * @dev Emitted when the pause is lifted by `account`.
     */
    event Unpaused(address account);

    bool private _paused;

    /**
     * @dev Initializes the contract in unpaused state.
     */
    constructor() {
        _paused = false;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is not paused.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    modifier whenNotPaused() {
        _requireNotPaused();
        _;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is paused.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    modifier whenPaused() {
        _requirePaused();
        _;
    }

    /**
     * @dev Returns true if the contract is paused, and false otherwise.
     */
    function paused() public view virtual returns (bool) {
        return _paused;
    }

    /**
     * @dev Throws if the contract is paused.
     */
    function _requireNotPaused() internal view virtual {
        require(!paused(), "Pausable: paused");
    }

    /**
     * @dev Throws if the contract is not paused.
     */
    function _requirePaused() internal view virtual {
        require(paused(), "Pausable: not paused");
    }

    /**
     * @dev Triggers stopped state.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    function _pause() internal virtual whenNotPaused {
        _paused = true;
        emit Paused(_msgSender());
    }

    /**
     * @dev Returns to normal state.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    function _unpause() internal virtual whenPaused {
        _paused = false;
        emit Unpaused(_msgSender());
    }
}
合同源代码
文件 4 的 4:StakeAway2.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;

import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/security/Pausable.sol";


contract StakeAway2 is Ownable, Pausable
{
	address payable private managerAddress;
	uint256 private fixedFeeAmount;

	// Allow fee amount to be overridden on a contract-by-contract basis.

	mapping(address => uint256) private contractFees;

	event Claimed(address indexed tokenContractAddress, address indexed claimerAddress, uint256 indexed feeAmount);
	event PaymentSent(address indexed senderAddress, address indexed receiverAddress, uint256 amount);

	constructor(address payable managerAddress_, uint256 fixedFeeAmount_)
	{
		managerAddress = managerAddress_;
		fixedFeeAmount = fixedFeeAmount_;
	}

	function setManagerAddress(address payable managerAddress_) external onlyOwner
	{
		require(managerAddress_ != address(0), "Address missing");

		managerAddress = managerAddress_;
	}

	function getManagerAddress() external view returns (address)
	{
		return managerAddress;
	}

	// fixedFeeAmount is in Wei
	function setFixedFeeAmount(uint256 fixedFeeAmount_) external onlyOwner
	{
		fixedFeeAmount = fixedFeeAmount_;
	}

	function getFixedFeeAmount() external view returns (uint256)
	{
		return fixedFeeAmount;
	}

	// Amounts are in Wei.

	function setContractFeeAmount(address contractAddress_, uint256 feeAmount_) external onlyOwner
	{
		require(contractAddress_ != address(0), "Invalid contract");
		require(feeAmount_ > 0, "Invalid fee amount");

		contractFees[contractAddress_] = feeAmount_;
	}

	function clearContractFeeAmount(address contractAddress_) external onlyOwner
	{
		uint256 feeAmount = contractFees[contractAddress_];
		require(feeAmount > 0, "Invalid contract");

		delete contractFees[contractAddress_];
	}

	function getContractFeeAmount(address contractAddress_) external view returns (uint256)
	{
		return contractFees[contractAddress_];
	}

	function sendPayment(address payable receiverAddress) external payable onlyOwner
	{
		require(receiverAddress != address(0), "Address missing");
		require(msg.value > 0, "Invalid amount");

		(bool successFee,) = receiverAddress.call{value: msg.value}("");
		require(successFee, "Payment failed");

		emit PaymentSent(msg.sender, receiverAddress, msg.value);
	}

	function claim(address tokenContractAddress) external payable whenNotPaused
	{
		uint256 feeAmount = contractFees[tokenContractAddress];
		if (feeAmount == 0) {
			feeAmount = fixedFeeAmount;
		}
		require(msg.value == feeAmount, "Incorrect fee amount");

		(bool successFee,) = managerAddress.call{value: feeAmount}("");
		require(successFee, "Fee payment failed");

		emit Claimed(tokenContractAddress, msg.sender, feeAmount);
	}

}

设置
{
  "compilationTarget": {
    "contracts/StakeAway2.sol": "StakeAway2"
  },
  "evmVersion": "paris",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}
ABI
[{"inputs":[{"internalType":"address payable","name":"managerAddress_","type":"address"},{"internalType":"uint256","name":"fixedFeeAmount_","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"tokenContractAddress","type":"address"},{"indexed":true,"internalType":"address","name":"claimerAddress","type":"address"},{"indexed":true,"internalType":"uint256","name":"feeAmount","type":"uint256"}],"name":"Claimed","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":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"senderAddress","type":"address"},{"indexed":true,"internalType":"address","name":"receiverAddress","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"PaymentSent","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[{"internalType":"address","name":"tokenContractAddress","type":"address"}],"name":"claim","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"contractAddress_","type":"address"}],"name":"clearContractFeeAmount","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"contractAddress_","type":"address"}],"name":"getContractFeeAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getFixedFeeAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getManagerAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"receiverAddress","type":"address"}],"name":"sendPayment","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"contractAddress_","type":"address"},{"internalType":"uint256","name":"feeAmount_","type":"uint256"}],"name":"setContractFeeAmount","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"fixedFeeAmount_","type":"uint256"}],"name":"setFixedFeeAmount","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"managerAddress_","type":"address"}],"name":"setManagerAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]