Feature Tip: Add private address tag to any address under My Name Tag !
NFT
Overview
TokenID
985
Total Transfers
-
Market
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract
Loading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Maximalist
Compiler Version
v0.8.9+commit.e5eed63a
Optimization Enabled:
Yes with 500 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
//SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "@openzeppelin/contracts/access/Ownable.sol"; import "erc721a/contracts/ERC721A.sol"; import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; contract Maximalist is Ownable, ERC721A { using ECDSA for bytes32; bool private _publicSaleLive = false; bool private _whitelistSaleLive = false; string private _tokenBaseURI; address private _tierOneSignerPublicKey; address private _tierTwoSignerPublicKey; uint256 private _whitelistSupply = 9976; uint256 public constant TIER_ONE_MAX_QTY = 2; uint256 public constant TIER_TWO_MAX_QTY = 1; uint256 public constant PUBLIC_MAX_QTY = 1; uint256 public constant MAX_SUPPLY = 9976; constructor() ERC721A("Maximalist", "MAXI") {} modifier canMint(uint256 quantity, uint256 maxSupply) { require(tx.origin == msg.sender, "Calling from a contract is forbidden"); require(totalSupply() + quantity <= maxSupply, "Sale has sold out"); _; } function publicMint() external canMint(PUBLIC_MAX_QTY, MAX_SUPPLY) { require(_publicSaleLive, "Public sale is not live"); require(_numberMinted(msg.sender) == 0, "Max quantity per address reached"); _safeMint(msg.sender, PUBLIC_MAX_QTY); } function whitelistMint(uint256 quantity, bytes calldata _signature) external canMint(quantity, _whitelistSupply) { require(_whitelistSaleLive, "Whitelist sale is not live"); require(quantity <= TIER_ONE_MAX_QTY, "Max quantity is 2"); uint256 tier = verify(quantity, _signature); require(tier != 0, "You are not whitelisted or have provided an invalid signature"); require(_numberMinted(msg.sender) + quantity <= (tier == 1 ? TIER_ONE_MAX_QTY : TIER_TWO_MAX_QTY), "Max quantity per address reached"); _safeMint(msg.sender, quantity); } function gift(address to, uint256 quantity) external onlyOwner { require(totalSupply() + quantity <= MAX_SUPPLY, "Collection has sold out or quantity exceeds collection size"); _safeMint(to, quantity); } function setWhitelistMaxSupply(uint256 max) external onlyOwner { require(max <= MAX_SUPPLY, "Whitelist supply can not exceed collection size"); _whitelistSupply = max; } function togglePublicSale() external onlyOwner { _publicSaleLive = !_publicSaleLive; } function toggleWhitelistSale() external onlyOwner { _whitelistSaleLive = !_whitelistSaleLive; } function setTierOneSignerAddress(address _signer) external onlyOwner { _tierOneSignerPublicKey = _signer; } function setTierTwoSignerAddress(address _signer) external onlyOwner { _tierTwoSignerPublicKey = _signer; } function setBaseURI(string calldata baseURI) external onlyOwner { _tokenBaseURI = baseURI; } function withdraw() external onlyOwner { payable(msg.sender).transfer(address(this).balance); } function _baseURI() internal view virtual override returns (string memory) { return _tokenBaseURI; } function verify(uint256 quantity, bytes calldata _signature) internal view returns(uint) { address signer = keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", keccak256(abi.encodePacked(msg.sender, quantity)))).recover(_signature); if (_tierTwoSignerPublicKey == signer) { return 2; } else if (_tierOneSignerPublicKey == signer) { return 1; } return 0; } }
// 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 // ERC721A Contracts v4.1.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721A.sol'; /** * @dev ERC721 token receiver interface. */ interface ERC721A__IERC721Receiver { function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, * including the Metadata extension. Built to optimize for lower gas during batch mints. * * Assumes serials are sequentially minted starting at `_startTokenId()` * (defaults to 0, e.g. 0, 1, 2, 3..). * * Assumes that an owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * * Assumes that the maximum token id cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is IERC721A { // 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 tokenId of the next token 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 => address) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } /** * @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 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 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 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 returns (uint256) { return _burnCounter; } /** * @dev See {IERC165-supportsInterface}. */ 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: 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. } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view 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 { 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; } /** * 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 ownership that has an address and is not burned // before an ownership that does not have an address and is not burned. // Hence, curr will not underflow. // // We can directly compare the packed value. // If the address is zero, packed is zero. while (packed == 0) { packed = _packedOwnerships[--curr]; } return packed; } } } revert OwnerQueryForNonexistentToken(); } /** * 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); } /** * Returns the unpacked `TokenOwnership` struct at `index`. */ function _ownershipAt(uint256 index) internal view returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnerships[index]); } /** * @dev Initializes the ownership slot minted at `index` for efficiency purposes. */ function _initializeOwnershipAt(uint256 index) internal { if (_packedOwnerships[index] == 0) { _packedOwnerships[index] = _packedOwnershipOf(index); } } /** * Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around in the collection over time. */ function _ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnershipOf(tokenId)); } /** * @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 See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view override returns (address) { return address(uint160(_packedOwnershipOf(tokenId))); } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ 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 ''; } /** * @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)) } } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public override { address owner = ownerOf(tokenId); if (_msgSenderERC721A() != owner) if (!isApprovedForAll(owner, _msgSenderERC721A())) { revert ApprovalCallerNotOwnerNorApproved(); } _tokenApprovals[tokenId] = to; emit Approval(owner, to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { if (operator == _msgSenderERC721A()) revert ApproveToCaller(); _operatorApprovals[_msgSenderERC721A()][operator] = approved; emit ApprovalForAll(_msgSenderERC721A(), operator, approved); } /** * @dev See {IERC721-isApprovedForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ''); } /** * @dev See {IERC721-safeTransferFrom}. */ 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 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 (`_mint`), */ function _exists(uint256 tokenId) internal view returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && // If within bounds, _packedOwnerships[tokenId] & BITMASK_BURNED == 0; // and not burned. } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal { _safeMint(to, 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 { _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 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 { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); 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 tokenId = startTokenId; uint256 end = startTokenId + quantity; do { emit Transfer(address(0), to, tokenId++); } while (tokenId < end); _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 { 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 Returns the storage slot and value for the approved address of `tokenId`. */ function _getApprovedAddress(uint256 tokenId) private view returns (uint256 approvedAddressSlot, address approvedAddress) { mapping(uint256 => address) storage tokenApprovalsPtr = _tokenApprovals; // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId]`. assembly { // Compute the slot. mstore(0x00, tokenId) mstore(0x20, tokenApprovalsPtr.slot) approvedAddressSlot := keccak256(0x00, 0x40) // Load the slot's value from storage. approvedAddress := sload(approvedAddressSlot) } } /** * @dev Returns whether the `approvedAddress` is equals to `from` or `msgSender`. */ function _isOwnerOrApproved( address approvedAddress, address from, address msgSender ) private pure returns (bool result) { assembly { // Mask `from` to the lower 160 bits, in case the upper bits somehow aren't clean. from := and(from, BITMASK_ADDRESS) // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean. msgSender := and(msgSender, BITMASK_ADDRESS) // `msgSender == from || msgSender == approvedAddress`. result := or(eq(msgSender, from), eq(msgSender, approvedAddress)) } } /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * 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) = _getApprovedAddress(tokenId); // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isOwnerOrApproved(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 `_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) = _getApprovedAddress(tokenId); if (approvalCheck) { // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isOwnerOrApproved(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++; } } /** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param tokenId uint256 ID of the token to be transferred * @param _data bytes optional data to send along with the call * @return bool 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)) } } } } /** * @dev Directly sets the extra data for the ownership data `index`. */ function _setExtraDataAt(uint256 index, uint24 extraData) internal { 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 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; } /** * @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 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 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 returns (string memory ptr) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), // but we allocate 128 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: 32 + 3 * 32 = 128. ptr := add(mload(0x40), 128) // Update the free memory pointer to allocate. mstore(0x40, ptr) // Cache the end of the memory to calculate the length later. let end := ptr // We write the string from the rightmost digit to the leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // Costs a bit more than early returning for the zero case, // but cheaper in terms of deployment and overall runtime costs. for { // Initialize and perform the first pass without check. let temp := value // Move the pointer 1 byte leftwards to point to an empty character slot. ptr := sub(ptr, 1) // Write the character to the pointer. 48 is the ASCII index of '0'. mstore8(ptr, add(48, mod(temp, 10))) temp := div(temp, 10) } temp { // Keep dividing `temp` until zero. temp := div(temp, 10) } { // Body of the for loop. ptr := sub(ptr, 1) mstore8(ptr, add(48, mod(temp, 10))) } let length := sub(end, ptr) // Move the pointer 32 bytes leftwards to make room for the length. ptr := sub(ptr, 32) // Store the length. mstore(ptr, length) } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (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) { // Check the signature length // - case 65: r,s,v signature (standard) // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._ 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 if (signature.length == 64) { bytes32 r; bytes32 vs; // 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)) vs := mload(add(signature, 0x40)) } return tryRecover(hash, r, vs); } 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 // 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 v4.1.0 // Creator: Chiru Labs pragma solidity ^0.8.4; /** * @dev Interface of an ERC721A compliant contract. */ 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(); struct TokenOwnership { // The address of the owner. address addr; // Keeps track of 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 through `_extraData`. uint24 extraData; } /** * @dev Returns the total amount of tokens stored by the contract. * * Burned tokens are calculated here, use `_totalMinted()` if you want to count just minted tokens. */ function totalSupply() external view returns (uint256); // ============================== // IERC165 // ============================== /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 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`. * * 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 calldata data ) external; /** * @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 ) external; /** * @dev Transfers `tokenId` token 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 standard. See `_mintERC2309` for more details. */ event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to); }
// 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); } }
{ "optimizer": { "enabled": true, "runs": 500 }, "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"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","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":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","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":[],"name":"MAX_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PUBLIC_MAX_QTY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"TIER_ONE_MAX_QTY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"TIER_TWO_MAX_QTY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","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":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"gift","outputs":[],"stateMutability":"nonpayable","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":[],"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":"publicMint","outputs":[],"stateMutability":"nonpayable","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":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_signer","type":"address"}],"name":"setTierOneSignerAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_signer","type":"address"}],"name":"setTierTwoSignerAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"max","type":"uint256"}],"name":"setWhitelistMaxSupply","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":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"togglePublicSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"toggleWhitelistSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","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":"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":"quantity","type":"uint256"},{"internalType":"bytes","name":"_signature","type":"bytes"}],"name":"whitelistMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Loading...
Loading
Loading...
Loading
[ 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.