Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta

More Options

• Similar
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
pragma solidity 0.8.9;
import '@openzeppelin/contracts/access/Ownable.sol';
import '@openzeppelin/contracts/security/Pausable.sol';
import '@openzeppelin/contracts/token/ERC20/IERC20.sol';
import './interfaces/IEpochStaking.sol';

contract EpochStakingController is Ownable {
  IEpochStaking[] public contracts;

  function addContract(address _contract) external onlyOwner {
    contracts.push(IEpochStaking(_contract));
  }

  function initAll() external onlyOwner {
    for (uint256 i = 0; i < contracts.length; i++) {
      contracts[i].init();
    }
  }

  function setWhitelist(address _wl) external onlyOwner {
    for (uint256 i = 0; i < contracts.length; i++) {
      contracts[i].setWhitelist(_wl);
    }
  }

  function advanceEpochAll() external onlyOwner {
    for (uint256 i = 0; i < contracts.length; i++) {
      contracts[i].advanceEpoch();
    }
  }

  function pauseAll() external onlyOwner {
    for (uint256 i = 0; i < contracts.length; i++) {
      contracts[i].pause();
    }
  }

  function unpauseAll() external onlyOwner {
    for (uint256 i = 0; i < contracts.length; i++) {
      contracts[i].unpause();
    }
  }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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 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.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing 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);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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 Returns true if the contract is paused, and false otherwise.
     */
    function paused() public view virtual returns (bool) {
        return _paused;
    }

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
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 `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, 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 `from` to `to` 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 from,
        address to,
        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);
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.9;

interface IEpochStaking {
  function currentEpoch() external view returns (uint32);

  function epochCheckpoints(uint32)
    external
    view
    returns (
      uint32,
      uint32,
      uint112
    );

  function stakedCheckpoints(address, uint32) external view returns (uint112);

  function advanceEpoch() external;

  function init() external;

  function setWhitelist(address) external;

  function pause() external;

  function unpause() external;
}

// 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;
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 1000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"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":"_contract","type":"address"}],"name":"addContract","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"advanceEpochAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"contracts","outputs":[{"internalType":"contract IEpochStaking","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"initAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pauseAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_wl","type":"address"}],"name":"setWhitelist","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unpauseAll","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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