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Parent Transaction Hash | Block | From | To | |||
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9718599 | 9 days ago | Contract Creation | 0 APE |
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Similar Match Source Code This contract matches the deployed Bytecode of the Source Code for Contract 0xa2b8977D...f76e7BE02 The constructor portion of the code might be different and could alter the actual behaviour of the contract
Contract Name:
WERC721
Compiler Version
v0.8.9+commit.e5eed63a
Optimization Enabled:
Yes with 222 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: GPL-3.0-or-later pragma solidity 0.8.9; import { IWERC721 } from "./interfaces/IWERC721.sol"; import { IERC721 } from "./interfaces/IERC721.sol"; import { IUniswapV2Factory } from "./interfaces/IUniswapV2Factory.sol"; contract WERC721 is IWERC721 { uint8 public constant decimals = 18; uint public totalSupply; mapping(address => uint) public balanceOf; mapping(address => mapping(address => uint)) public allowance; address public factory; address public collection; function name() public view returns (string memory) { return string(abi.encodePacked("Wrapped ", IERC721(collection).name())); } function symbol() public view returns (string memory) { return string(abi.encodePacked("W", IERC721(collection).symbol())); } uint private unlocked = 1; modifier lock() { require(unlocked == 1, "SweepnFlip: LOCKED"); unlocked = 0; _; unlocked = 1; } modifier onlyRouter() { require(IUniswapV2Factory(factory).router(msg.sender), "SweepnFlip: FORBIDDEN"); _; } constructor() { factory = msg.sender; } function initialize(address _collection) external { require(msg.sender == factory, "SweepnFlip: FORBIDDEN"); // sufficient check collection = _collection; } function _mint(address from, address to, uint[] memory tokenIds) private { uint count = tokenIds.length; uint value = count * 1e18; totalSupply += value; balanceOf[to] += value; emit Transfer(address(0), to, value); for (uint i = 0; i < count; i++) { IERC721(collection).transferFrom(from, address(this), tokenIds[i]); } emit Mint(from, to, tokenIds); } function _burn(address from, address to, uint[] memory tokenIds) private { uint count = tokenIds.length; uint value = count * 1e18; balanceOf[from] -= value; totalSupply -= value; emit Transfer(from, address(0), value); for (uint i = 0; i < count; i++) { IERC721(collection).transferFrom(address(this), to, tokenIds[i]); } emit Burn(from, to, tokenIds); } function _approve(address owner, address spender, uint value) private { allowance[owner][spender] = value; emit Approval(owner, spender, value); } function _transfer(address from, address to, uint value) private { /* require(value % 1e18 == 0, "SweepnFlip: PARTIAL_AMOUNT"); */ balanceOf[from] -= value; balanceOf[to] += value; emit Transfer(from, to, value); } function approve(address spender, uint value) external returns (bool) { _approve(msg.sender, spender, value); return true; } function mint(address to, uint[] memory tokenIds) external onlyRouter lock { _mint(msg.sender, to, tokenIds); } function burn(address to, uint[] memory tokenIds) external onlyRouter lock { _burn(msg.sender, to, tokenIds); } function transfer(address to, uint value) external returns (bool) { _transfer(msg.sender, to, value); return true; } function transferFrom(address from, address to, uint value) external returns (bool) { if (allowance[from][msg.sender] != type(uint).max) { allowance[from][msg.sender] -= value; } _transfer(from, to, value); return true; } }
// SPDX-License-Identifier: GPL-3.0-or-later pragma solidity 0.8.9; interface IERC20 { event Approval(address indexed owner, address indexed spender, uint value); event Transfer(address indexed from, address indexed to, uint value); function name() external view returns (string memory); function symbol() external view returns (string memory); function decimals() external view returns (uint8); function totalSupply() external view returns (uint); function balanceOf(address owner) external view returns (uint); function allowance(address owner, address spender) external view returns (uint); function approve(address spender, uint value) external returns (bool); function transfer(address to, uint value) external returns (bool); function transferFrom(address from, address to, uint value) external returns (bool); }
// SPDX-License-Identifier: GPL-3.0-or-later pragma solidity 0.8.9; interface IERC721 { event Approval(address indexed owner, address indexed spender, uint indexed tokenId); event ApprovalForAll(address indexed owner, address indexed spender, bool approved); event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); function name() external view returns (string memory); function symbol() external view returns (string memory); function tokenURI(uint256 tokenId) external view returns (string memory); function balanceOf(address owner) external view returns (uint256); function ownerOf(uint256 tokenId) external view returns (address); function getApproved(uint256 tokenId) external view returns (address); function isApprovedForAll(address owner, address spender) external view returns (bool); function approve(address spender, uint256 tokenId) external; function setApprovalForAll(address spender, bool approved) external; function transferFrom(address from, address to, uint256 tokenId) external; function safeTransferFrom(address from, address to, uint256 tokenId) external; function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external; }
// SPDX-License-Identifier: GPL-3.0-or-later pragma solidity 0.8.9; interface IUniswapV2Factory { event PairCreated(address indexed token0, address indexed token1, address pair, uint); event WrapperCreated(address indexed collection, address wrapper, uint); function feeTo() external view returns (address); function feeToSetter() external view returns (address); function getPair(address tokenA, address tokenB) external view returns (address pair); function allPairs(uint) external view returns (address pair); function allPairsLength() external view returns (uint); function getCollection(address wrapper) external view returns (address collection); function getWrapper(address collection) external view returns (address wrapper); function allWrappers(uint) external view returns (address wrapper); function allWrappersLength() external view returns (uint); function delegates(address token0, address token1) external view returns (bool); function router(address router) external view returns (bool); function routerSetter() external view returns (address); function createPair(address tokenA, address tokenB) external returns (address pair); function createWrapper(address collection) external returns (address wrapper); function setFeeTo(address) external; function setFeeToSetter(address) external; function setRouter(address, bool) external; function setRouterSetter(address) external; } interface IUniswapV2FactoryExt is IUniswapV2Factory { function pairCodeHash() external view returns (bytes32 _pairCodeHash); // sushiswap extension function INIT_CODE_PAIR_HASH() external view returns (bytes32 _INIT_CODE_PAIR_HASH); // pancakeswap extension function getPair(address tokenA, address tokenB, bool stable) external view returns (address pair); // velodrome extension function createPair(address tokenA, address tokenB, bool stable) external returns (address pair); // velodrome extension }
// SPDX-License-Identifier: GPL-3.0-or-later pragma solidity 0.8.9; import { IERC20 } from "./IERC20.sol"; interface IWERC721 is IERC20 { event Mint(address indexed from, address indexed to, uint[] tokenIds); event Burn(address indexed from, address indexed to, uint[] tokenIds); function factory() external view returns (address); function collection() external view returns (address); function mint(address to, uint[] memory tokenIds) external; function burn(address to, uint[] memory tokenIds) external; function initialize(address) external; }
{ "optimizer": { "enabled": true, "runs": 222 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"Burn","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"Mint","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"collection","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"factory","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_collection","type":"address"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]
Deployed Bytecode
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Multichain Portfolio | 31 Chains
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