ERC-721
NFT
Overview
Max Total Supply
3,333 METAKAMI
Holders
965
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
2 METAKAMILoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Metakami
Compiler Version
v0.8.4+commit.c7e474f2
Optimization Enabled:
Yes with 1000 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.4; import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol"; import { MerkleProof } from "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol"; import { ERC721A } from "erc721a/contracts/ERC721A.sol"; /*-----------------------------ERRORS---------------------------------*/ error InsufficientAmountSent(); error ExceedsTxnLimit(); error ExceedsAllowlistLimit(); error ExceedsTotalSupply(); error NotOnAllowlist(); error PublicMintInactive(); error AllowlistMintInactive(); error CallerIsContract(); error NoFundsToWithdraw(); error TransferFailed(); contract Metakami is ERC721A, Ownable { /*-----------------------------VARIABLES------------------------------*/ uint256 public constant MAX_SUPPLY = 5555; uint256 public constant MAX_PUBLIC_MINTS = 5; uint256 public constant MAX_ALLOWLIST_MINTS = 2; uint256 public constant ALLOWLIST_MINT_PRICE = 0.05 ether; uint256 public constant MAX_BATCH_SIZE = 5; uint256 public publicMintPrice = 0.07 ether; bool public isPublicMintActive = false; bool public isAllowlistMintActive = false; string public baseTokenURI; bytes32 public merkleRoot; /*------------------------------EVENTS--------------------------------*/ event Minted(address indexed receiver, uint256 amount); /*-----------------------------MODIFIERS------------------------------*/ /// @notice Requires that the minter is not a contract, and mint amount does not exceed maximum supply modifier validTxn(uint256 nMints) { if (msg.sender != tx.origin) revert CallerIsContract(); if (totalSupply() + nMints > MAX_SUPPLY) revert ExceedsTotalSupply(); _; } /*--------------------------CONSTRUCTOR-------------------------------*/ constructor() ERC721A("Metakami", "METAKAMI") {} /*--------------------------MINT FUNCTIONS----------------------------*/ /// @notice Public mint when public sale is active function mintPublic(uint256 nMints) external payable validTxn(nMints) { if (!isPublicMintActive) revert PublicMintInactive(); if (nMints > MAX_PUBLIC_MINTS) revert ExceedsTxnLimit(); if (msg.value != publicMintPrice * nMints) revert InsufficientAmountSent(); _mint(msg.sender, nMints); emit Minted(msg.sender, nMints); } /// @notice Allowlist mint when allowlist sale is active /// @dev Uses a Merkle tree to verify if address is on allowlist function mintAllowlist(bytes32[] calldata _proof, uint256 nMints) external payable validTxn(nMints) { if (!isAllowlistMintActive) revert AllowlistMintInactive(); bytes32 node = keccak256(abi.encodePacked(msg.sender)); if (!MerkleProof.verify(_proof, merkleRoot, node)) revert NotOnAllowlist(); if (msg.value != ALLOWLIST_MINT_PRICE * nMints) revert InsufficientAmountSent(); if (_numberMinted(msg.sender) + nMints > MAX_ALLOWLIST_MINTS) revert ExceedsAllowlistLimit(); _mint(msg.sender, nMints); emit Minted(msg.sender, nMints); } /// @notice Reserved mints for owner /// @dev MAX_BATCH_SIZE enforces a fixed batch size when minting large quantities with ERC721A function mintReserve(uint256 nMints) external onlyOwner validTxn(nMints) { uint256 remainder = nMints % MAX_BATCH_SIZE; unchecked { uint256 nBatches = nMints / MAX_BATCH_SIZE; for (uint256 i; i < nBatches; ++i) { _mint(msg.sender, MAX_BATCH_SIZE); } } if (remainder != 0) { _mint(msg.sender, remainder); } emit Minted(msg.sender, nMints); } /*-------------------------------ADMIN--------------------------------*/ /// @notice Allows the owner to set the public mint price function setPublicMintPrice(uint256 _mintPrice) external onlyOwner { publicMintPrice = _mintPrice; } /// @notice Allows the owner to update the allowlist Merkle root hash function setMerkleRoot(bytes32 _merkleRoot) external onlyOwner { merkleRoot = _merkleRoot; } /// @notice Allows the owner to set the base URI function setBaseURI(string calldata _baseTokenURI) external onlyOwner { baseTokenURI = _baseTokenURI; } /// @notice Override view function to get the base URI function _baseURI() internal view override returns (string memory) { return baseTokenURI; } /// @notice Allows the owner to flip the public mint state function togglePublicMintActive() external onlyOwner { isPublicMintActive = !isPublicMintActive; } /// @notice Allows the owner to flip the allowlist sale state function toggleAllowlistMintActive() external onlyOwner { isAllowlistMintActive = !isAllowlistMintActive; } /// @notice Allows contract to transfer and amount of funds to an address function _withdraw(address _address, uint256 _amount) private { (bool success, ) = payable(_address).call{ value: _amount }(""); if (!success) revert TransferFailed(); } /// @notice Allows the owner to withdraw and split contract funds function withdrawAll() external onlyOwner { uint256 contractBalance = address(this).balance; if (contractBalance == 0) revert NoFundsToWithdraw(); _withdraw(address(0xD9db2f388BDC61C4f013452CAD5cd0845F22cC42), (contractBalance * 15) / 100); _withdraw(address(0xbC7693F4EeaB7DEafF3aD6CDD801aBCa283Fb4CF), (contractBalance * 15) / 100); _withdraw(address(0x69Be2B16673a74b0683e944eEfF154961d91c6Bd), address(this).balance); } /// @dev Allows contract to receive ETH receive() external payable {} }
// 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 v4.7.0) (utils/cryptography/MerkleProof.sol) pragma solidity ^0.8.0; /** * @dev These functions deal with verification of Merkle Tree proofs. * * The proofs can be generated using the JavaScript library * https://github.com/miguelmota/merkletreejs[merkletreejs]. * Note: the hashing algorithm should be keccak256 and pair sorting should be enabled. * * See `test/utils/cryptography/MerkleProof.test.js` for some examples. * * WARNING: You should avoid using leaf values that are 64 bytes long prior to * hashing, or use a hash function other than keccak256 for hashing leaves. * This is because the concatenation of a sorted pair of internal nodes in * the merkle tree could be reinterpreted as a leaf value. */ library MerkleProof { /** * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree * defined by `root`. For this, a `proof` must be provided, containing * sibling hashes on the branch from the leaf to the root of the tree. Each * pair of leaves and each pair of pre-images are assumed to be sorted. */ function verify( bytes32[] memory proof, bytes32 root, bytes32 leaf ) internal pure returns (bool) { return processProof(proof, leaf) == root; } /** * @dev Calldata version of {verify} * * _Available since v4.7._ */ function verifyCalldata( bytes32[] calldata proof, bytes32 root, bytes32 leaf ) internal pure returns (bool) { return processProofCalldata(proof, leaf) == root; } /** * @dev Returns the rebuilt hash obtained by traversing a Merkle tree up * from `leaf` using `proof`. A `proof` is valid if and only if the rebuilt * hash matches the root of the tree. When processing the proof, the pairs * of leafs & pre-images are assumed to be sorted. * * _Available since v4.4._ */ function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) { bytes32 computedHash = leaf; for (uint256 i = 0; i < proof.length; i++) { computedHash = _hashPair(computedHash, proof[i]); } return computedHash; } /** * @dev Calldata version of {processProof} * * _Available since v4.7._ */ function processProofCalldata(bytes32[] calldata proof, bytes32 leaf) internal pure returns (bytes32) { bytes32 computedHash = leaf; for (uint256 i = 0; i < proof.length; i++) { computedHash = _hashPair(computedHash, proof[i]); } return computedHash; } /** * @dev Returns true if the `leaves` can be proved to be a part of a Merkle tree defined by * `root`, according to `proof` and `proofFlags` as described in {processMultiProof}. * * _Available since v4.7._ */ function multiProofVerify( bytes32[] memory proof, bool[] memory proofFlags, bytes32 root, bytes32[] memory leaves ) internal pure returns (bool) { return processMultiProof(proof, proofFlags, leaves) == root; } /** * @dev Calldata version of {multiProofVerify} * * _Available since v4.7._ */ function multiProofVerifyCalldata( bytes32[] calldata proof, bool[] calldata proofFlags, bytes32 root, bytes32[] memory leaves ) internal pure returns (bool) { return processMultiProofCalldata(proof, proofFlags, leaves) == root; } /** * @dev Returns the root of a tree reconstructed from `leaves` and the sibling nodes in `proof`, * consuming from one or the other at each step according to the instructions given by * `proofFlags`. * * _Available since v4.7._ */ function processMultiProof( bytes32[] memory proof, bool[] memory proofFlags, bytes32[] memory leaves ) internal pure returns (bytes32 merkleRoot) { // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of // the merkle tree. uint256 leavesLen = leaves.length; uint256 totalHashes = proofFlags.length; // Check proof validity. require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof"); // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop". bytes32[] memory hashes = new bytes32[](totalHashes); uint256 leafPos = 0; uint256 hashPos = 0; uint256 proofPos = 0; // At each step, we compute the next hash using two values: // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we // get the next hash. // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the // `proof` array. for (uint256 i = 0; i < totalHashes; i++) { bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++]; bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++]; hashes[i] = _hashPair(a, b); } if (totalHashes > 0) { return hashes[totalHashes - 1]; } else if (leavesLen > 0) { return leaves[0]; } else { return proof[0]; } } /** * @dev Calldata version of {processMultiProof} * * _Available since v4.7._ */ function processMultiProofCalldata( bytes32[] calldata proof, bool[] calldata proofFlags, bytes32[] memory leaves ) internal pure returns (bytes32 merkleRoot) { // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of // the merkle tree. uint256 leavesLen = leaves.length; uint256 totalHashes = proofFlags.length; // Check proof validity. require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof"); // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop". bytes32[] memory hashes = new bytes32[](totalHashes); uint256 leafPos = 0; uint256 hashPos = 0; uint256 proofPos = 0; // At each step, we compute the next hash using two values: // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we // get the next hash. // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the // `proof` array. for (uint256 i = 0; i < totalHashes; i++) { bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++]; bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++]; hashes[i] = _hashPair(a, b); } if (totalHashes > 0) { return hashes[totalHashes - 1]; } else if (leavesLen > 0) { return leaves[0]; } else { return proof[0]; } } function _hashPair(bytes32 a, bytes32 b) private pure returns (bytes32) { return a < b ? _efficientHash(a, b) : _efficientHash(b, a); } function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) { /// @solidity memory-safe-assembly assembly { mstore(0x00, a) mstore(0x20, b) value := keccak256(0x00, 0x40) } } }
// 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 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); }
{ "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":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AllowlistMintInactive","type":"error"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"CallerIsContract","type":"error"},{"inputs":[],"name":"ExceedsAllowlistLimit","type":"error"},{"inputs":[],"name":"ExceedsTotalSupply","type":"error"},{"inputs":[],"name":"ExceedsTxnLimit","type":"error"},{"inputs":[],"name":"InsufficientAmountSent","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"NoFundsToWithdraw","type":"error"},{"inputs":[],"name":"NotOnAllowlist","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[],"name":"PublicMintInactive","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFailed","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":"receiver","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","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":[{"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":"ALLOWLIST_MINT_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_ALLOWLIST_MINTS","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_BATCH_SIZE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_PUBLIC_MINTS","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_SUPPLY","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":[],"name":"baseTokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"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":"isAllowlistMintActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":[],"name":"isPublicMintActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"merkleRoot","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32[]","name":"_proof","type":"bytes32[]"},{"internalType":"uint256","name":"nMints","type":"uint256"}],"name":"mintAllowlist","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"nMints","type":"uint256"}],"name":"mintPublic","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"nMints","type":"uint256"}],"name":"mintReserve","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":"publicMintPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_baseTokenURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_merkleRoot","type":"bytes32"}],"name":"setMerkleRoot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_mintPrice","type":"uint256"}],"name":"setPublicMintPrice","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":"toggleAllowlistMintActive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"togglePublicMintActive","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":[],"name":"withdrawAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]
Contract Creation Code
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
Deployed Bytecode
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
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.