ERC-721
Overview
Max Total Supply
89 LXB
Holders
89
Total Transfers
-
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Loading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
LXDAOBuidler
Compiler Version
v0.8.9+commit.e5eed63a
Optimization Enabled:
Yes with 1000 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; import "@openzeppelin/contracts/utils/Address.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "./ILXDAOBuidlerMetadata.sol"; import "erc721a/contracts/ERC721A.sol"; import "erc721a/contracts/extensions/ERC721AQueryable.sol"; contract LXDAOBuidler is Ownable, ERC721AQueryable { using ECDSA for bytes32; using Address for address; using Strings for uint256; enum Status { // the status of ready to mint. Pending, // the status of after buidler minted. Active, // the status set by community for security. // can be active again. Suspended, // the status set by community or buidler reason for buidler quit. // can be active again. Archived } address private signer; address private metadataAddress; mapping(uint256 => Status) public buidlerStatuses; event SignerChanged(); event MetadataAddressChanged(); event Minted(address minter, uint256 tokenId); event StatusChanged(Status status); constructor(address _signer, address _metadataAddress) ERC721A("LXDAOBuidler", "LXB") { require( _signer != address(0), "LXDAOBuidler: The signer cannot be initialized zero." ); signer = _signer; metadataAddress = _metadataAddress; } modifier _checkMetadataAddress() { require( metadataAddress != address(0), "LXDAOBuidler: metadata address is zero." ); _; } function _hashBatch(address[] memory owners, bytes[] calldata metadataURIs) internal pure returns (bytes32) { return keccak256(abi.encode(owners, metadataURIs)); } function _hashBytes(bytes calldata ipfsHash, address from) internal pure returns (bytes32) { return keccak256(abi.encode(ipfsHash, from)); } function _hashAddress(address sender) internal pure returns (bytes32) { return keccak256(abi.encode(sender)); } function _verify(bytes32 hash, bytes memory token) internal view returns (bool) { return (_recover(hash, token) == signer); } function _recover(bytes32 hash, bytes memory token) internal pure returns (address) { return hash.toEthSignedMessageHash().recover(token); } function setSigner(address _signer) external onlyOwner { signer = _signer; emit SignerChanged(); } function getSigner() external view onlyOwner returns (address) { return signer; } function setMetadataAddress(address _metadataAddress) external onlyOwner { metadataAddress = _metadataAddress; emit MetadataAddressChanged(); } function getMetadataAddress() external view onlyOwner returns (address) { return metadataAddress; } function mint(bytes calldata metadataURI, bytes calldata signature) external { require( balanceOf(_msgSender()) == 0, "LXDAOBuidler: The buidler has already minted." ); require( _verify(_hashBytes(metadataURI, _msgSender()), signature), "LXDAOBuidler: Invalid signature." ); uint256 tokenId = _nextTokenId(); _safeMint(_msgSender(), 1); buidlerStatuses[tokenId] = Status.Active; ILXDAOBuidlerMetadata(metadataAddress).create(tokenId, metadataURI); emit Minted(_msgSender(), tokenId); } function updateMetadata( uint256 tokenId, bytes calldata metadataURI, bytes calldata signature ) external { if (_msgSender() == owner()) { _updateMetadata(tokenId, metadataURI, signature); } else { require( ownerOf(tokenId) == _msgSender(), "LXDAOBuidler: Only owner can update metadata." ); _updateMetadata(tokenId, metadataURI, signature); } } function _updateMetadata( uint256 tokenId, bytes calldata metadataURI, bytes calldata signature ) private _checkMetadataAddress { require( buidlerStatuses[tokenId] == Status.Active, "LXDAOBuidler: The token is not activating now." ); require( _verify(_hashBytes(metadataURI, ownerOf(tokenId)), signature), "LXDAOBuidler: Invalid signature." ); ILXDAOBuidlerMetadata(metadataAddress).update(tokenId, metadataURI); } function batchUpdateMetadata( uint256[] calldata tokenIds, bytes[] calldata metadataURIs, bytes calldata signature ) external onlyOwner { require( tokenIds.length == metadataURIs.length, "LXDAOBuidler: the length of owners is not equal to the length of metadataURIs." ); address[] memory owners = new address[](tokenIds.length); for (uint256 i = 0; i < tokenIds.length; i++) { uint256 tokenId = tokenIds[i]; owners[i] = ownerOf(tokenId); require( buidlerStatuses[tokenId] == Status.Active, "LXDAOBuidler: The token is not activating now." ); } require( _verify(_hashBatch(owners, metadataURIs), signature), "LXDAOBuidler: Invalid signature." ); ILXDAOBuidlerMetadata(metadataAddress).batchUpdate( tokenIds, metadataURIs ); } function activate(uint256 tokenId) external onlyOwner { require( buidlerStatuses[tokenId] == Status.Suspended || buidlerStatuses[tokenId] == Status.Archived, "LXDAOBuidler: The buidler is not suspended or archived now." ); buidlerStatuses[tokenId] = Status.Active; emit StatusChanged(Status.Active); } function suspend(uint256 tokenId) external onlyOwner { require( buidlerStatuses[tokenId] == Status.Active, "LXDAOBuidler: The buidler is not activating now." ); buidlerStatuses[tokenId] = Status.Suspended; emit StatusChanged(Status.Suspended); } function archive(uint256 tokenId) external { if (_msgSender() == owner()) { _archive(tokenId); } else { require( ownerOf(tokenId) == _msgSender(), "LXDAOBuidler: Only owner can archive." ); _archive(tokenId); } } function _archive(uint256 tokenId) private { require( buidlerStatuses[tokenId] == Status.Active, "LXDAOBuidler: The buidler is not activating now." ); buidlerStatuses[tokenId] = Status.Archived; emit StatusChanged(Status.Archived); } function approve(address, uint256) public pure override(ERC721A) { require(false, "LXDAOBuidler: Cannot approve."); } function setApprovalForAll(address, bool) public pure override(ERC721A) { require(false, "LXDAOBuidler: Cannot setApprovalForAll."); } function isApprovedForAll(address owner, address operator) public view override returns (bool) { if (_msgSender() == super.owner()) { return true; } return super.isApprovedForAll(owner, operator); } function safeTransferFrom( address from, address to, uint256 tokenId ) public override(ERC721A) onlyOwner { safeTransferFrom(from, to, tokenId, bytes("")); } function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public override(ERC721A) onlyOwner { _transferToken(from, to, tokenId, _data); } function transferFrom( address from, address to, uint256 tokenId ) public override(ERC721A) onlyOwner { _transferToken(from, to, tokenId, bytes("")); } function _transferToken( address from, address to, uint256 tokenId, bytes memory ) private { require( ownerOf(tokenId) == from, "LXDAOBuidler: `from` address has no token." ); require( balanceOf(to) == 0, "LXDAOBuidler: `to` address already has token." ); require( buidlerStatuses[tokenId] == Status.Suspended, "LXDAOBuidler: The Active or archived token cannot be transfer." ); super.transferFrom(from, to, tokenId); } function tokenURI(uint256 tokenId) public view override(ERC721A) returns (string memory) { if (!_exists(tokenId)) { return ""; } return ILXDAOBuidlerMetadata(metadataAddress).tokenURI(tokenId); } function tokenIdOfOwner(address owner) public view returns (uint256) { require( balanceOf(owner) > 0, "LXDAOBuidler: `from` address has no token." ); uint256[] memory tokens = this.tokensOfOwner(owner); return tokens[0]; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; interface ILXDAOBuidlerMetadata { function create(uint256 tokenId, bytes calldata metadataURI) external; function update(uint256 tokenId, bytes calldata metadataURI) external; function batchUpdate( uint256[] calldata tokenIds, bytes[] calldata metadataURIs ) external; function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/Strings.sol) pragma solidity ^0.8.0; /** * @dev String operations. */ library Strings { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (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 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 (last updated v4.7.3) (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.0; import "../Strings.sol"; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSA { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS, InvalidSignatureV } function _throwError(RecoverError error) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert("ECDSA: invalid signature"); } else if (error == RecoverError.InvalidSignatureLength) { revert("ECDSA: invalid signature length"); } else if (error == RecoverError.InvalidSignatureS) { revert("ECDSA: invalid signature 's' value"); } else if (error == RecoverError.InvalidSignatureV) { revert("ECDSA: invalid signature 'v' value"); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature` or error string. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] * * _Available since v4.3._ */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) { if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. /// @solidity memory-safe-assembly assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else { return (address(0), RecoverError.InvalidSignatureLength); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, signature); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] * * _Available since v4.3._ */ function tryRecover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address, RecoverError) { bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff); uint8 v = uint8((uint256(vs) >> 255) + 27); return tryRecover(hash, v, r, s); } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. * * _Available since v4.2._ */ function recover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, r, vs); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. * * _Available since v4.3._ */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address, RecoverError) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS); } if (v != 27 && v != 28) { return (address(0), RecoverError.InvalidSignatureV); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature); } return (signer, RecoverError.NoError); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, v, r, s); _throwError(error); return recovered; } /** * @dev Returns an Ethereum Signed Message, created from a `hash`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) { // 32 is the length in bytes of hash, // enforced by the type signature above return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)); } /** * @dev Returns an Ethereum Signed Message, created from `s`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s)); } /** * @dev Returns an Ethereum Signed Typed Data, created from a * `domainSeparator` and a `structHash`. This produces hash corresponding * to the one signed with the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] * JSON-RPC method as part of EIP-712. * * See {recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash)); } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.2 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721AQueryable.sol'; import '../ERC721A.sol'; /** * @title ERC721AQueryable. * * @dev ERC721A subclass with convenience query functions. */ abstract contract ERC721AQueryable is ERC721A, IERC721AQueryable { /** * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting. * * If the `tokenId` is out of bounds: * * - `addr = address(0)` * - `startTimestamp = 0` * - `burned = false` * - `extraData = 0` * * If the `tokenId` is burned: * * - `addr = <Address of owner before token was burned>` * - `startTimestamp = <Timestamp when token was burned>` * - `burned = true` * - `extraData = <Extra data when token was burned>` * * Otherwise: * * - `addr = <Address of owner>` * - `startTimestamp = <Timestamp of start of ownership>` * - `burned = false` * - `extraData = <Extra data at start of ownership>` */ function explicitOwnershipOf(uint256 tokenId) public view virtual override returns (TokenOwnership memory) { TokenOwnership memory ownership; if (tokenId < _startTokenId() || tokenId >= _nextTokenId()) { return ownership; } ownership = _ownershipAt(tokenId); if (ownership.burned) { return ownership; } return _ownershipOf(tokenId); } /** * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order. * See {ERC721AQueryable-explicitOwnershipOf} */ function explicitOwnershipsOf(uint256[] calldata tokenIds) external view virtual override returns (TokenOwnership[] memory) { unchecked { uint256 tokenIdsLength = tokenIds.length; TokenOwnership[] memory ownerships = new TokenOwnership[](tokenIdsLength); for (uint256 i; i != tokenIdsLength; ++i) { ownerships[i] = explicitOwnershipOf(tokenIds[i]); } return ownerships; } } /** * @dev Returns an array of token IDs owned by `owner`, * in the range [`start`, `stop`) * (i.e. `start <= tokenId < stop`). * * This function allows for tokens to be queried if the collection * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}. * * Requirements: * * - `start < stop` */ function tokensOfOwnerIn( address owner, uint256 start, uint256 stop ) external view virtual override returns (uint256[] memory) { unchecked { if (start >= stop) revert InvalidQueryRange(); uint256 tokenIdsIdx; uint256 stopLimit = _nextTokenId(); // Set `start = max(start, _startTokenId())`. if (start < _startTokenId()) { start = _startTokenId(); } // Set `stop = min(stop, stopLimit)`. if (stop > stopLimit) { stop = stopLimit; } uint256 tokenIdsMaxLength = balanceOf(owner); // Set `tokenIdsMaxLength = min(balanceOf(owner), stop - start)`, // to cater for cases where `balanceOf(owner)` is too big. if (start < stop) { uint256 rangeLength = stop - start; if (rangeLength < tokenIdsMaxLength) { tokenIdsMaxLength = rangeLength; } } else { tokenIdsMaxLength = 0; } uint256[] memory tokenIds = new uint256[](tokenIdsMaxLength); if (tokenIdsMaxLength == 0) { return tokenIds; } // We need to call `explicitOwnershipOf(start)`, // because the slot at `start` may not be initialized. TokenOwnership memory ownership = explicitOwnershipOf(start); address currOwnershipAddr; // If the starting slot exists (i.e. not burned), initialize `currOwnershipAddr`. // `ownership.address` will not be zero, as `start` is clamped to the valid token ID range. if (!ownership.burned) { currOwnershipAddr = ownership.addr; } for (uint256 i = start; i != stop && tokenIdsIdx != tokenIdsMaxLength; ++i) { ownership = _ownershipAt(i); if (ownership.burned) { continue; } if (ownership.addr != address(0)) { currOwnershipAddr = ownership.addr; } if (currOwnershipAddr == owner) { tokenIds[tokenIdsIdx++] = i; } } // Downsize the array to fit. assembly { mstore(tokenIds, tokenIdsIdx) } return tokenIds; } } /** * @dev Returns an array of token IDs owned by `owner`. * * This function scans the ownership mapping and is O(`totalSupply`) in complexity. * It is meant to be called off-chain. * * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into * multiple smaller scans if the collection is large enough to cause * an out-of-gas error (10K collections should be fine). */ function tokensOfOwner(address owner) external view virtual override returns (uint256[] memory) { unchecked { uint256 tokenIdsIdx; address currOwnershipAddr; uint256 tokenIdsLength = balanceOf(owner); uint256[] memory tokenIds = new uint256[](tokenIdsLength); TokenOwnership memory ownership; for (uint256 i = _startTokenId(); tokenIdsIdx != tokenIdsLength; ++i) { ownership = _ownershipAt(i); if (ownership.burned) { continue; } if (ownership.addr != address(0)) { currOwnershipAddr = ownership.addr; } if (currOwnershipAddr == owner) { tokenIds[tokenIdsIdx++] = i; } } return tokenIds; } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.2 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721A.sol'; /** * @dev Interface of ERC721 token receiver. */ interface ERC721A__IERC721Receiver { function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } /** * @title ERC721A * * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721) * Non-Fungible Token Standard, including the Metadata extension. * Optimized for lower gas during batch mints. * * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...) * starting from `_startTokenId()`. * * Assumptions: * * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is IERC721A { // Reference type for token approval. struct TokenApprovalRef { address value; } // ============================================================= // CONSTANTS // ============================================================= // Mask of an entry in packed address data. uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1; // The bit position of `numberMinted` in packed address data. uint256 private constant _BITPOS_NUMBER_MINTED = 64; // The bit position of `numberBurned` in packed address data. uint256 private constant _BITPOS_NUMBER_BURNED = 128; // The bit position of `aux` in packed address data. uint256 private constant _BITPOS_AUX = 192; // Mask of all 256 bits in packed address data except the 64 bits for `aux`. uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1; // The bit position of `startTimestamp` in packed ownership. uint256 private constant _BITPOS_START_TIMESTAMP = 160; // The bit mask of the `burned` bit in packed ownership. uint256 private constant _BITMASK_BURNED = 1 << 224; // The bit position of the `nextInitialized` bit in packed ownership. uint256 private constant _BITPOS_NEXT_INITIALIZED = 225; // The bit mask of the `nextInitialized` bit in packed ownership. uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225; // The bit position of `extraData` in packed ownership. uint256 private constant _BITPOS_EXTRA_DATA = 232; // Mask of all 256 bits in a packed ownership except the 24 bits for `extraData`. uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1; // The mask of the lower 160 bits for addresses. uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1; // The maximum `quantity` that can be minted with {_mintERC2309}. // This limit is to prevent overflows on the address data entries. // For a limit of 5000, a total of 3.689e15 calls to {_mintERC2309} // is required to cause an overflow, which is unrealistic. uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000; // The `Transfer` event signature is given by: // `keccak256(bytes("Transfer(address,address,uint256)"))`. bytes32 private constant _TRANSFER_EVENT_SIGNATURE = 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef; // ============================================================= // STORAGE // ============================================================= // The next token ID to be minted. uint256 private _currentIndex; // The number of tokens burned. uint256 private _burnCounter; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to ownership details // An empty struct value does not necessarily mean the token is unowned. // See {_packedOwnershipOf} implementation for details. // // Bits Layout: // - [0..159] `addr` // - [160..223] `startTimestamp` // - [224] `burned` // - [225] `nextInitialized` // - [232..255] `extraData` mapping(uint256 => uint256) private _packedOwnerships; // Mapping owner address to address data. // // Bits Layout: // - [0..63] `balance` // - [64..127] `numberMinted` // - [128..191] `numberBurned` // - [192..255] `aux` mapping(address => uint256) private _packedAddressData; // Mapping from token ID to approved address. mapping(uint256 => TokenApprovalRef) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; // ============================================================= // CONSTRUCTOR // ============================================================= constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } // ============================================================= // TOKEN COUNTING OPERATIONS // ============================================================= /** * @dev Returns the starting token ID. * To change the starting token ID, please override this function. */ function _startTokenId() internal view virtual returns (uint256) { return 0; } /** * @dev Returns the next token ID to be minted. */ function _nextTokenId() internal view virtual returns (uint256) { return _currentIndex; } /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() public view virtual override returns (uint256) { // Counter underflow is impossible as _burnCounter cannot be incremented // more than `_currentIndex - _startTokenId()` times. unchecked { return _currentIndex - _burnCounter - _startTokenId(); } } /** * @dev Returns the total amount of tokens minted in the contract. */ function _totalMinted() internal view virtual returns (uint256) { // Counter underflow is impossible as `_currentIndex` does not decrement, // and it is initialized to `_startTokenId()`. unchecked { return _currentIndex - _startTokenId(); } } /** * @dev Returns the total number of tokens burned. */ function _totalBurned() internal view virtual returns (uint256) { return _burnCounter; } // ============================================================= // ADDRESS DATA OPERATIONS // ============================================================= /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) public view virtual override returns (uint256) { if (owner == address(0)) revert BalanceQueryForZeroAddress(); return _packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens minted by `owner`. */ function _numberMinted(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens burned by or on behalf of `owner`. */ function _numberBurned(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). */ function _getAux(address owner) internal view returns (uint64) { return uint64(_packedAddressData[owner] >> _BITPOS_AUX); } /** * Sets the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). * If there are multiple variables, please pack them into a uint64. */ function _setAux(address owner, uint64 aux) internal virtual { uint256 packed = _packedAddressData[owner]; uint256 auxCasted; // Cast `aux` with assembly to avoid redundant masking. assembly { auxCasted := aux } packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX); _packedAddressData[owner] = packed; } // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { // The interface IDs are constants representing the first 4 bytes // of the XOR of all function selectors in the interface. // See: [ERC165](https://eips.ethereum.org/EIPS/eip-165) // (e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`) return interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165. interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721. interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata. } // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev Returns the token collection symbol. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { if (!_exists(tokenId)) revert URIQueryForNonexistentToken(); string memory baseURI = _baseURI(); return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : ''; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, it can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ''; } // ============================================================= // OWNERSHIPS OPERATIONS // ============================================================= /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { return address(uint160(_packedOwnershipOf(tokenId))); } /** * @dev Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around over time. */ function _ownershipOf(uint256 tokenId) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnershipOf(tokenId)); } /** * @dev Returns the unpacked `TokenOwnership` struct at `index`. */ function _ownershipAt(uint256 index) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnerships[index]); } /** * @dev Initializes the ownership slot minted at `index` for efficiency purposes. */ function _initializeOwnershipAt(uint256 index) internal virtual { if (_packedOwnerships[index] == 0) { _packedOwnerships[index] = _packedOwnershipOf(index); } } /** * Returns the packed ownership data of `tokenId`. */ function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) { uint256 curr = tokenId; unchecked { if (_startTokenId() <= curr) if (curr < _currentIndex) { uint256 packed = _packedOwnerships[curr]; // If not burned. if (packed & _BITMASK_BURNED == 0) { // Invariant: // There will always be an initialized ownership slot // (i.e. `ownership.addr != address(0) && ownership.burned == false`) // before an unintialized ownership slot // (i.e. `ownership.addr == address(0) && ownership.burned == false`) // Hence, `curr` will not underflow. // // We can directly compare the packed value. // If the address is zero, packed will be zero. while (packed == 0) { packed = _packedOwnerships[--curr]; } return packed; } } } revert OwnerQueryForNonexistentToken(); } /** * @dev Returns the unpacked `TokenOwnership` struct from `packed`. */ function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) { ownership.addr = address(uint160(packed)); ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP); ownership.burned = packed & _BITMASK_BURNED != 0; ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA); } /** * @dev Packs ownership data into a single uint256. */ function _packOwnershipData(address owner, uint256 flags) private view returns (uint256 result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // `owner | (block.timestamp << _BITPOS_START_TIMESTAMP) | flags`. result := or(owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags)) } } /** * @dev Returns the `nextInitialized` flag set if `quantity` equals 1. */ function _nextInitializedFlag(uint256 quantity) private pure returns (uint256 result) { // For branchless setting of the `nextInitialized` flag. assembly { // `(quantity == 1) << _BITPOS_NEXT_INITIALIZED`. result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1)) } } // ============================================================= // APPROVAL OPERATIONS // ============================================================= /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ownerOf(tokenId); if (_msgSenderERC721A() != owner) if (!isApprovedForAll(owner, _msgSenderERC721A())) { revert ApprovalCallerNotOwnerNorApproved(); } _tokenApprovals[tokenId].value = to; emit Approval(owner, to, tokenId); } /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId].value; } /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) public virtual override { if (operator == _msgSenderERC721A()) revert ApproveToCaller(); _operatorApprovals[_msgSenderERC721A()][operator] = approved; emit ApprovalForAll(_msgSenderERC721A(), operator, approved); } /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted. See {_mint}. */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && // If within bounds, _packedOwnerships[tokenId] & _BITMASK_BURNED == 0; // and not burned. } /** * @dev Returns whether `msgSender` is equal to `approvedAddress` or `owner`. */ function _isSenderApprovedOrOwner( address approvedAddress, address owner, address msgSender ) private pure returns (bool result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean. msgSender := and(msgSender, _BITMASK_ADDRESS) // `msgSender == owner || msgSender == approvedAddress`. result := or(eq(msgSender, owner), eq(msgSender, approvedAddress)) } } /** * @dev Returns the storage slot and value for the approved address of `tokenId`. */ function _getApprovedSlotAndAddress(uint256 tokenId) private view returns (uint256 approvedAddressSlot, address approvedAddress) { TokenApprovalRef storage tokenApproval = _tokenApprovals[tokenId]; // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId]`. assembly { approvedAddressSlot := tokenApproval.slot approvedAddress := sload(approvedAddressSlot) } } // ============================================================= // TRANSFER OPERATIONS // ============================================================= /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) public virtual override { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner(); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // We can directly increment and decrement the balances. --_packedAddressData[from]; // Updates: `balance -= 1`. ++_packedAddressData[to]; // Updates: `balance += 1`. // Updates: // - `address` to the next owner. // - `startTimestamp` to the timestamp of transfering. // - `burned` to `false`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( to, _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ''); } /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public virtual override { transferFrom(from, to, tokenId); if (to.code.length != 0) if (!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev Hook that is called before a set of serially-ordered token IDs * are about to be transferred. This includes minting. * And also called before burning one token. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _beforeTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Hook that is called after a set of serially-ordered token IDs * have been transferred. This includes minting. * And also called after one token has been burned. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been * transferred to `to`. * - When `from` is zero, `tokenId` has been minted for `to`. * - When `to` is zero, `tokenId` has been burned by `from`. * - `from` and `to` are never both zero. */ function _afterTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * `from` - Previous owner of the given token ID. * `to` - Target address that will receive the token. * `tokenId` - Token ID to be transferred. * `_data` - Optional data to send along with the call. * * Returns whether the call correctly returned the expected magic value. */ function _checkContractOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns ( bytes4 retval ) { return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } // ============================================================= // MINT OPERATIONS // ============================================================= /** * @dev Mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {Transfer} event for each mint. */ function _mint(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // `balance` and `numberMinted` have a maximum limit of 2**64. // `tokenId` has a maximum limit of 2**256. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); uint256 toMasked; uint256 end = startTokenId + quantity; // Use assembly to loop and emit the `Transfer` event for gas savings. assembly { // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean. toMasked := and(to, _BITMASK_ADDRESS) // Emit the `Transfer` event. log4( 0, // Start of data (0, since no data). 0, // End of data (0, since no data). _TRANSFER_EVENT_SIGNATURE, // Signature. 0, // `address(0)`. toMasked, // `to`. startTokenId // `tokenId`. ) for { let tokenId := add(startTokenId, 1) } iszero(eq(tokenId, end)) { tokenId := add(tokenId, 1) } { // Emit the `Transfer` event. Similar to above. log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId) } } if (toMasked == 0) revert MintToZeroAddress(); _currentIndex = end; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Mints `quantity` tokens and transfers them to `to`. * * This function is intended for efficient minting only during contract creation. * * It emits only one {ConsecutiveTransfer} as defined in * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309), * instead of a sequence of {Transfer} event(s). * * Calling this function outside of contract creation WILL make your contract * non-compliant with the ERC721 standard. * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309 * {ConsecutiveTransfer} event is only permissible during contract creation. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {ConsecutiveTransfer} event. */ function _mintERC2309(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are unrealistic due to the above check for `quantity` to be below the limit. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to); _currentIndex = startTokenId + quantity; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Safely mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called for each safe transfer. * - `quantity` must be greater than 0. * * See {_mint}. * * Emits a {Transfer} event for each mint. */ function _safeMint( address to, uint256 quantity, bytes memory _data ) internal virtual { _mint(to, quantity); unchecked { if (to.code.length != 0) { uint256 end = _currentIndex; uint256 index = end - quantity; do { if (!_checkContractOnERC721Received(address(0), to, index++, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } while (index < end); // Reentrancy protection. if (_currentIndex != end) revert(); } } } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal virtual { _safeMint(to, quantity, ''); } // ============================================================= // BURN OPERATIONS // ============================================================= /** * @dev Equivalent to `_burn(tokenId, false)`. */ function _burn(uint256 tokenId) internal virtual { _burn(tokenId, false); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId, bool approvalCheck) internal virtual { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); address from = address(uint160(prevOwnershipPacked)); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); if (approvalCheck) { // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); } _beforeTokenTransfers(from, address(0), tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // Updates: // - `balance -= 1`. // - `numberBurned += 1`. // // We can directly decrement the balance, and increment the number burned. // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`. _packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1; // Updates: // - `address` to the last owner. // - `startTimestamp` to the timestamp of burning. // - `burned` to `true`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( from, (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, address(0), tokenId); _afterTokenTransfers(from, address(0), tokenId, 1); // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times. unchecked { _burnCounter++; } } // ============================================================= // EXTRA DATA OPERATIONS // ============================================================= /** * @dev Directly sets the extra data for the ownership data `index`. */ function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual { uint256 packed = _packedOwnerships[index]; if (packed == 0) revert OwnershipNotInitializedForExtraData(); uint256 extraDataCasted; // Cast `extraData` with assembly to avoid redundant masking. assembly { extraDataCasted := extraData } packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA); _packedOwnerships[index] = packed; } /** * @dev Called during each token transfer to set the 24bit `extraData` field. * Intended to be overridden by the cosumer contract. * * `previousExtraData` - the value of `extraData` before transfer. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _extraData( address from, address to, uint24 previousExtraData ) internal view virtual returns (uint24) {} /** * @dev Returns the next extra data for the packed ownership data. * The returned result is shifted into position. */ function _nextExtraData( address from, address to, uint256 prevOwnershipPacked ) private view returns (uint256) { uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA); return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA; } // ============================================================= // OTHER OPERATIONS // ============================================================= /** * @dev Returns the message sender (defaults to `msg.sender`). * * If you are writing GSN compatible contracts, you need to override this function. */ function _msgSenderERC721A() internal view virtual returns (address) { return msg.sender; } /** * @dev Converts a uint256 to its ASCII string decimal representation. */ function _toString(uint256 value) internal pure virtual returns (string memory str) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), // but we allocate 0x80 bytes to keep the free memory pointer 32-byte word aliged. // We will need 1 32-byte word to store the length, // and 3 32-byte words to store a maximum of 78 digits. Total: 0x20 + 3 * 0x20 = 0x80. str := add(mload(0x40), 0x80) // Update the free memory pointer to allocate. mstore(0x40, str) // Cache the end of the memory to calculate the length later. let end := str // We write the string from rightmost digit to leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // prettier-ignore for { let temp := value } 1 {} { str := sub(str, 1) // Write the character to the pointer. // The ASCII index of the '0' character is 48. mstore8(str, add(48, mod(temp, 10))) // Keep dividing `temp` until zero. temp := div(temp, 10) // prettier-ignore if iszero(temp) { break } } let length := sub(end, str) // Move the pointer 32 bytes leftwards to make room for the length. str := sub(str, 0x20) // Store the length. mstore(str, length) } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// 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; } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.2 // Creator: Chiru Labs pragma solidity ^0.8.4; import '../IERC721A.sol'; /** * @dev Interface of ERC721AQueryable. */ interface IERC721AQueryable is IERC721A { /** * Invalid query range (`start` >= `stop`). */ error InvalidQueryRange(); /** * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting. * * If the `tokenId` is out of bounds: * * - `addr = address(0)` * - `startTimestamp = 0` * - `burned = false` * - `extraData = 0` * * If the `tokenId` is burned: * * - `addr = <Address of owner before token was burned>` * - `startTimestamp = <Timestamp when token was burned>` * - `burned = true` * - `extraData = <Extra data when token was burned>` * * Otherwise: * * - `addr = <Address of owner>` * - `startTimestamp = <Timestamp of start of ownership>` * - `burned = false` * - `extraData = <Extra data at start of ownership>` */ function explicitOwnershipOf(uint256 tokenId) external view returns (TokenOwnership memory); /** * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order. * See {ERC721AQueryable-explicitOwnershipOf} */ function explicitOwnershipsOf(uint256[] memory tokenIds) external view returns (TokenOwnership[] memory); /** * @dev Returns an array of token IDs owned by `owner`, * in the range [`start`, `stop`) * (i.e. `start <= tokenId < stop`). * * This function allows for tokens to be queried if the collection * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}. * * Requirements: * * - `start < stop` */ function tokensOfOwnerIn( address owner, uint256 start, uint256 stop ) external view returns (uint256[] memory); /** * @dev Returns an array of token IDs owned by `owner`. * * This function scans the ownership mapping and is O(`totalSupply`) in complexity. * It is meant to be called off-chain. * * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into * multiple smaller scans if the collection is large enough to cause * an out-of-gas error (10K collections should be fine). */ function tokensOfOwner(address owner) external view returns (uint256[] memory); }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.2 // Creator: Chiru Labs pragma solidity ^0.8.4; /** * @dev Interface of ERC721A. */ interface IERC721A { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * The caller cannot approve to their own address. */ error ApproveToCaller(); /** * Cannot query the balance for the zero address. */ error BalanceQueryForZeroAddress(); /** * Cannot mint to the zero address. */ error MintToZeroAddress(); /** * The quantity of tokens minted must be more than zero. */ error MintZeroQuantity(); /** * The token does not exist. */ error OwnerQueryForNonexistentToken(); /** * The caller must own the token or be an approved operator. */ error TransferCallerNotOwnerNorApproved(); /** * The token must be owned by `from`. */ error TransferFromIncorrectOwner(); /** * Cannot safely transfer to a contract that does not implement the * ERC721Receiver interface. */ error TransferToNonERC721ReceiverImplementer(); /** * Cannot transfer to the zero address. */ error TransferToZeroAddress(); /** * The token does not exist. */ error URIQueryForNonexistentToken(); /** * The `quantity` minted with ERC2309 exceeds the safety limit. */ error MintERC2309QuantityExceedsLimit(); /** * The `extraData` cannot be set on an unintialized ownership slot. */ error OwnershipNotInitializedForExtraData(); // ============================================================= // STRUCTS // ============================================================= struct TokenOwnership { // The address of the owner. address addr; // Stores the start time of ownership with minimal overhead for tokenomics. uint64 startTimestamp; // Whether the token has been burned. bool burned; // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}. uint24 extraData; } // ============================================================= // TOKEN COUNTERS // ============================================================= /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() external view returns (uint256); // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); // ============================================================= // IERC721 // ============================================================= /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables * (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, * checking first that contract recipients are aware of the ERC721 protocol * to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move * this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} * whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) external view returns (bool); // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); // ============================================================= // IERC2309 // ============================================================= /** * @dev Emitted when tokens in `fromTokenId` to `toTokenId` * (inclusive) is transferred from `from` to `to`, as defined in the * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard. * * See {_mintERC2309} for more details. */ event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to); }
{ "optimizer": { "enabled": true, "runs": 1000 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_signer","type":"address"},{"internalType":"address","name":"_metadataAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"InvalidQueryRange","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"toTokenId","type":"uint256"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"ConsecutiveTransfer","type":"event"},{"anonymous":false,"inputs":[],"name":"MetadataAddressChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"minter","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Minted","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":[],"name":"SignerChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"enum LXDAOBuidler.Status","name":"status","type":"uint8"}],"name":"StatusChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"activate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"archive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"},{"internalType":"bytes[]","name":"metadataURIs","type":"bytes[]"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"batchUpdateMetadata","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"buidlerStatuses","outputs":[{"internalType":"enum LXDAOBuidler.Status","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"explicitOwnershipOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721A.TokenOwnership","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"explicitOwnershipsOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721A.TokenOwnership[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMetadataAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getSigner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes","name":"metadataURI","type":"bytes"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"bool","name":"","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"_metadataAddress","type":"address"}],"name":"setMetadataAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_signer","type":"address"}],"name":"setSigner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"suspend","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"tokenIdOfOwner","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"tokensOfOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"stop","type":"uint256"}],"name":"tokensOfOwnerIn","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"metadataURI","type":"bytes"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"updateMetadata","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000003b909177382dd656def6efd0dff3c2556b6f6d9400000000000000000000000050dfeeaaab26c64f229c8c54c112243b865dd440
-----Decoded View---------------
Arg [0] : _signer (address): 0x3B909177382DD656Def6efd0DFf3C2556b6f6d94
Arg [1] : _metadataAddress (address): 0x50dFEEAaab26C64F229C8c54C112243b865dD440
-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 0000000000000000000000003b909177382dd656def6efd0dff3c2556b6f6d94
Arg [1] : 00000000000000000000000050dfeeaaab26c64f229c8c54c112243b865dd440
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.