Transaction Hash:
Block:
15674036 at Oct-04-2022 09:59:59 AM +UTC
Transaction Fee:
0.000376208 ETH
$1.16
Gas Used:
47,026 Gas / 8 Gwei
Emitted Events:
181 |
TokenState.OwnerNominated( newOwner=0xcFE81E61...9cAab9267 )
|
Account State Difference:
Address | Before | After | State Difference | ||
---|---|---|---|---|---|
0x899138DC...0Cc224Ba9 | |||||
0x918153D6...16171f720 | (Peri Finance: Deployer) |
0.036090503215222 Eth
Nonce: 554
|
0.035714295215222 Eth
Nonce: 555
| 0.000376208 | |
0xDAFEA492...692c98Bc5
Miner
| (Flashbots: Builder) | 1.091370225633738446 Eth | 1.091455610811301796 Eth | 0.00008538517756335 |
Execution Trace
TokenState.nominateNewOwner( _owner=0xcFE81E615C4409FfeDD36faa99e88059cAab9267 )
nominateNewOwner[Owned (ln:56)]
OwnerNominated[Owned (ln:58)]
/* ___ _ ___ _ | .\ ___ _ _ <_> ___ | __><_>._ _ ___ ._ _ ___ ___ | _// ._>| '_>| ||___|| _> | || ' |<_> || ' |/ | '/ ._> |_| \___.|_| |_| |_| |_||_|_|<___||_|_|\_|_.\___. * PeriFinance: TokenState.sol * * Latest source (may be newer): https://github.com/perifinance/peri-finance/blob/master/contracts/TokenState.sol * Docs: Will be added in the future. * https://docs.peri.finance/contracts/source/contracts/TokenState * * Contract Dependencies: * - Owned * - State * Libraries: (none) * * MIT License * =========== * * Copyright (c) 2021 PeriFinance * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE */ pragma solidity 0.5.16; // https://docs.peri.finance/contracts/source/contracts/owned contract Owned { address public owner; address public nominatedOwner; constructor(address _owner) public { require(_owner != address(0), "Owner address cannot be 0"); owner = _owner; emit OwnerChanged(address(0), _owner); } function nominateNewOwner(address _owner) external onlyOwner { nominatedOwner = _owner; emit OwnerNominated(_owner); } function acceptOwnership() external { require(msg.sender == nominatedOwner, "You must be nominated before you can accept ownership"); emit OwnerChanged(owner, nominatedOwner); owner = nominatedOwner; nominatedOwner = address(0); } modifier onlyOwner { _onlyOwner(); _; } function _onlyOwner() private view { require(msg.sender == owner, "Only the contract owner may perform this action"); } event OwnerNominated(address newOwner); event OwnerChanged(address oldOwner, address newOwner); } // Inheritance // https://docs.peri.finance/contracts/source/contracts/state contract State is Owned { // the address of the contract that can modify variables // this can only be changed by the owner of this contract address public associatedContract; constructor(address _associatedContract) internal { // This contract is abstract, and thus cannot be instantiated directly require(owner != address(0), "Owner must be set"); associatedContract = _associatedContract; emit AssociatedContractUpdated(_associatedContract); } /* ========== SETTERS ========== */ // Change the associated contract to a new address function setAssociatedContract(address _associatedContract) external onlyOwner { associatedContract = _associatedContract; emit AssociatedContractUpdated(_associatedContract); } /* ========== MODIFIERS ========== */ modifier onlyAssociatedContract { require(msg.sender == associatedContract, "Only the associated contract can perform this action"); _; } /* ========== EVENTS ========== */ event AssociatedContractUpdated(address associatedContract); } // Inheritance // https://docs.peri.finance/contracts/source/contracts/tokenstate contract TokenState is Owned, State { /* ERC20 fields. */ mapping(address => uint) public balanceOf; mapping(address => mapping(address => uint)) public allowance; constructor(address _owner, address _associatedContract) public Owned(_owner) State(_associatedContract) {} /* ========== SETTERS ========== */ /** * @notice Set ERC20 allowance. * @dev Only the associated contract may call this. * @param tokenOwner The authorising party. * @param spender The authorised party. * @param value The total value the authorised party may spend on the * authorising party's behalf. */ function setAllowance( address tokenOwner, address spender, uint value ) external onlyAssociatedContract { allowance[tokenOwner][spender] = value; } /** * @notice Set the balance in a given account * @dev Only the associated contract may call this. * @param account The account whose value to set. * @param value The new balance of the given account. */ function setBalanceOf(address account, uint value) external onlyAssociatedContract { balanceOf[account] = value; } }