ERC-721
Overview
Max Total Supply
2,000 WOLGEN
Holders
705
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
0 WOLGENLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
WOLGEN
Compiler Version
v0.8.17+commit.8df45f5f
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import "./WOLSBT.sol"; import "@openzeppelin/contracts/token/ERC721/ERC721.sol"; import "erc721a/contracts/extensions/ERC721AQueryable.sol"; import "operator-filter-registry/src/DefaultOperatorFilterer.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/token/common/ERC2981.sol"; contract WOLGEN is Ownable, ERC721AQueryable, DefaultOperatorFilterer, ERC2981 { using Strings for uint256; string baseURI; string public baseExtension = ".json"; uint256 public maxSupply = 2000; bool public paused = true; WOLSBT public cntAddr; constructor(address _cntAddr, string memory _initBaseURI) ERC721A("WOLGEN", "WOLGEN") { require(_cntAddr != address(0x0)); cntAddr = WOLSBT(_cntAddr); setBaseURI(_initBaseURI); _setDefaultRoyalty(owner(), 750); } function getNumberMinted(address senderAddr) public view returns (uint256) { return _numberMinted(senderAddr); } function getClaimCount(address senderAddr) public view returns (uint256) { return cntAddr.getTotalMintedCount(senderAddr); } // internal function _baseURI() internal view virtual override returns (string memory) { return baseURI; } function _startTokenId() internal pure override returns (uint256) { return 1; } // public function claim() public payable returns (uint256) { uint256 _claimAmount = getClaimCount(msg.sender); uint256 supply = totalSupply(); require(!paused, "is paused"); require(_claimAmount > 0, "wrong number"); require(_numberMinted(msg.sender) == 0, "already minted"); require(supply + _claimAmount <= maxSupply, "fully minted"); uint256 nextTokenId = _nextTokenId(); _mint(msg.sender, _claimAmount); return nextTokenId; } function tokenURI(uint256 tokenId) public view virtual override(IERC721A, ERC721A) returns (string memory) { require( _exists(tokenId), "ERC721Metadata: URI query for nonexistent token" ); string memory currentBaseURI = _baseURI(); return bytes(currentBaseURI).length > 0 ? string( abi.encodePacked( currentBaseURI, tokenId.toString(), baseExtension ) ) : ""; } //only owner function setBaseURI(string memory _newBaseURI) public onlyOwner { baseURI = _newBaseURI; } function setMaxSupply(uint256 _maxSupply) public onlyOwner { maxSupply = _maxSupply; } function setBaseExtension(string memory _newBaseExtension) public onlyOwner { baseExtension = _newBaseExtension; } function pause(bool _state) public onlyOwner { paused = _state; } function withdraw() public payable onlyOwner { (bool os, ) = payable(owner()).call{value: address(this).balance}(""); require(os); } function ownerClaim(uint256 _claimAmount) public payable onlyOwner returns (uint256) { uint256 nextTokenId = _nextTokenId(); _mint(msg.sender, _claimAmount); return nextTokenId; } // filter function supportsInterface(bytes4 interfaceId) public view virtual override(ERC721A, IERC721A, ERC2981) returns (bool) { return ERC721A.supportsInterface(interfaceId) || ERC2981.supportsInterface(interfaceId); } function setApprovalForAll(address operator, bool approved) public override(ERC721A, IERC721A) onlyAllowedOperatorApproval(operator) { super.setApprovalForAll(operator, approved); } function approve(address operator, uint256 tokenId) public payable override(ERC721A, IERC721A) onlyAllowedOperatorApproval(operator) { super.approve(operator, tokenId); } function transferFrom( address from, address to, uint256 tokenId ) public payable override(ERC721A, IERC721A) onlyAllowedOperator(from) { super.transferFrom(from, to, tokenId); } function safeTransferFrom( address from, address to, uint256 tokenId ) public payable override(ERC721A, IERC721A) onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId); } function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory data ) public payable override(ERC721A, IERC721A) onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId, data); } function setDefaultRoyalty(address receiver, uint96 feeNumerator) external onlyOwner { _setDefaultRoyalty(receiver, feeNumerator); } function deleteDefaultRoyalty() external onlyOwner { _deleteDefaultRoyalty(); } function setTokenRoyalty( uint256 tokenId, address receiver, uint96 feeNumerator ) external onlyOwner { _setTokenRoyalty(tokenId, receiver, feeNumerator); } function resetTokenRoyalty(uint256 tokenId) external onlyOwner { _resetTokenRoyalty(tokenId); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/common/ERC2981.sol) pragma solidity ^0.8.0; import "../../interfaces/IERC2981.sol"; import "../../utils/introspection/ERC165.sol"; /** * @dev Implementation of the NFT Royalty Standard, a standardized way to retrieve royalty payment information. * * Royalty information can be specified globally for all token ids via {_setDefaultRoyalty}, and/or individually for * specific token ids via {_setTokenRoyalty}. The latter takes precedence over the first. * * Royalty is specified as a fraction of sale price. {_feeDenominator} is overridable but defaults to 10000, meaning the * fee is specified in basis points by default. * * IMPORTANT: ERC-2981 only specifies a way to signal royalty information and does not enforce its payment. See * https://eips.ethereum.org/EIPS/eip-2981#optional-royalty-payments[Rationale] in the EIP. Marketplaces are expected to * voluntarily pay royalties together with sales, but note that this standard is not yet widely supported. * * _Available since v4.5._ */ abstract contract ERC2981 is IERC2981, ERC165 { struct RoyaltyInfo { address receiver; uint96 royaltyFraction; } RoyaltyInfo private _defaultRoyaltyInfo; mapping(uint256 => RoyaltyInfo) private _tokenRoyaltyInfo; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC165) returns (bool) { return interfaceId == type(IERC2981).interfaceId || super.supportsInterface(interfaceId); } /** * @inheritdoc IERC2981 */ function royaltyInfo(uint256 _tokenId, uint256 _salePrice) public view virtual override returns (address, uint256) { RoyaltyInfo memory royalty = _tokenRoyaltyInfo[_tokenId]; if (royalty.receiver == address(0)) { royalty = _defaultRoyaltyInfo; } uint256 royaltyAmount = (_salePrice * royalty.royaltyFraction) / _feeDenominator(); return (royalty.receiver, royaltyAmount); } /** * @dev The denominator with which to interpret the fee set in {_setTokenRoyalty} and {_setDefaultRoyalty} as a * fraction of the sale price. Defaults to 10000 so fees are expressed in basis points, but may be customized by an * override. */ function _feeDenominator() internal pure virtual returns (uint96) { return 10000; } /** * @dev Sets the royalty information that all ids in this contract will default to. * * Requirements: * * - `receiver` cannot be the zero address. * - `feeNumerator` cannot be greater than the fee denominator. */ function _setDefaultRoyalty(address receiver, uint96 feeNumerator) internal virtual { require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice"); require(receiver != address(0), "ERC2981: invalid receiver"); _defaultRoyaltyInfo = RoyaltyInfo(receiver, feeNumerator); } /** * @dev Removes default royalty information. */ function _deleteDefaultRoyalty() internal virtual { delete _defaultRoyaltyInfo; } /** * @dev Sets the royalty information for a specific token id, overriding the global default. * * Requirements: * * - `receiver` cannot be the zero address. * - `feeNumerator` cannot be greater than the fee denominator. */ function _setTokenRoyalty( uint256 tokenId, address receiver, uint96 feeNumerator ) internal virtual { require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice"); require(receiver != address(0), "ERC2981: Invalid parameters"); _tokenRoyaltyInfo[tokenId] = RoyaltyInfo(receiver, feeNumerator); } /** * @dev Resets royalty information for the token id back to the global default. */ function _resetTokenRoyalty(uint256 tokenId) internal virtual { delete _tokenRoyaltyInfo[tokenId]; } }
// 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 pragma solidity ^0.8.13; import {OperatorFilterer} from "./OperatorFilterer.sol"; import {CANONICAL_CORI_SUBSCRIPTION} from "./lib/Constants.sol"; /** * @title DefaultOperatorFilterer * @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription. * @dev Please note that if your token contract does not provide an owner with EIP-173, it must provide * administration methods on the contract itself to interact with the registry otherwise the subscription * will be locked to the options set during construction. */ abstract contract DefaultOperatorFilterer is OperatorFilterer { /// @dev The constructor that is called when the contract is being deployed. constructor() OperatorFilterer(CANONICAL_CORI_SUBSCRIPTION, true) {} }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721AQueryable.sol'; import '../ERC721A.sol'; /** * @title ERC721AQueryable. * * @dev ERC721A subclass with convenience query functions. */ abstract contract ERC721AQueryable is ERC721A, IERC721AQueryable { /** * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting. * * If the `tokenId` is out of bounds: * * - `addr = address(0)` * - `startTimestamp = 0` * - `burned = false` * - `extraData = 0` * * If the `tokenId` is burned: * * - `addr = <Address of owner before token was burned>` * - `startTimestamp = <Timestamp when token was burned>` * - `burned = true` * - `extraData = <Extra data when token was burned>` * * Otherwise: * * - `addr = <Address of owner>` * - `startTimestamp = <Timestamp of start of ownership>` * - `burned = false` * - `extraData = <Extra data at start of ownership>` */ function explicitOwnershipOf(uint256 tokenId) public view virtual override returns (TokenOwnership memory) { TokenOwnership memory ownership; if (tokenId < _startTokenId() || tokenId >= _nextTokenId()) { return ownership; } ownership = _ownershipAt(tokenId); if (ownership.burned) { return ownership; } return _ownershipOf(tokenId); } /** * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order. * See {ERC721AQueryable-explicitOwnershipOf} */ function explicitOwnershipsOf(uint256[] calldata tokenIds) external view virtual override returns (TokenOwnership[] memory) { unchecked { uint256 tokenIdsLength = tokenIds.length; TokenOwnership[] memory ownerships = new TokenOwnership[](tokenIdsLength); for (uint256 i; i != tokenIdsLength; ++i) { ownerships[i] = explicitOwnershipOf(tokenIds[i]); } return ownerships; } } /** * @dev Returns an array of token IDs owned by `owner`, * in the range [`start`, `stop`) * (i.e. `start <= tokenId < stop`). * * This function allows for tokens to be queried if the collection * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}. * * Requirements: * * - `start < stop` */ function tokensOfOwnerIn( address owner, uint256 start, uint256 stop ) external view virtual override returns (uint256[] memory) { unchecked { if (start >= stop) revert InvalidQueryRange(); uint256 tokenIdsIdx; uint256 stopLimit = _nextTokenId(); // Set `start = max(start, _startTokenId())`. if (start < _startTokenId()) { start = _startTokenId(); } // Set `stop = min(stop, stopLimit)`. if (stop > stopLimit) { stop = stopLimit; } uint256 tokenIdsMaxLength = balanceOf(owner); // Set `tokenIdsMaxLength = min(balanceOf(owner), stop - start)`, // to cater for cases where `balanceOf(owner)` is too big. if (start < stop) { uint256 rangeLength = stop - start; if (rangeLength < tokenIdsMaxLength) { tokenIdsMaxLength = rangeLength; } } else { tokenIdsMaxLength = 0; } uint256[] memory tokenIds = new uint256[](tokenIdsMaxLength); if (tokenIdsMaxLength == 0) { return tokenIds; } // We need to call `explicitOwnershipOf(start)`, // because the slot at `start` may not be initialized. TokenOwnership memory ownership = explicitOwnershipOf(start); address currOwnershipAddr; // If the starting slot exists (i.e. not burned), initialize `currOwnershipAddr`. // `ownership.address` will not be zero, as `start` is clamped to the valid token ID range. if (!ownership.burned) { currOwnershipAddr = ownership.addr; } for (uint256 i = start; i != stop && tokenIdsIdx != tokenIdsMaxLength; ++i) { ownership = _ownershipAt(i); if (ownership.burned) { continue; } if (ownership.addr != address(0)) { currOwnershipAddr = ownership.addr; } if (currOwnershipAddr == owner) { tokenIds[tokenIdsIdx++] = i; } } // Downsize the array to fit. assembly { mstore(tokenIds, tokenIdsIdx) } return tokenIds; } } /** * @dev Returns an array of token IDs owned by `owner`. * * This function scans the ownership mapping and is O(`totalSupply`) in complexity. * It is meant to be called off-chain. * * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into * multiple smaller scans if the collection is large enough to cause * an out-of-gas error (10K collections should be fine). */ function tokensOfOwner(address owner) external view virtual override returns (uint256[] memory) { unchecked { uint256 tokenIdsIdx; address currOwnershipAddr; uint256 tokenIdsLength = balanceOf(owner); uint256[] memory tokenIds = new uint256[](tokenIdsLength); TokenOwnership memory ownership; for (uint256 i = _startTokenId(); tokenIdsIdx != tokenIdsLength; ++i) { ownership = _ownershipAt(i); if (ownership.burned) { continue; } if (ownership.addr != address(0)) { currOwnershipAddr = ownership.addr; } if (currOwnershipAddr == owner) { tokenIds[tokenIdsIdx++] = i; } } return tokenIds; } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/ERC721.sol) pragma solidity ^0.8.0; import "./IERC721.sol"; import "./IERC721Receiver.sol"; import "./extensions/IERC721Metadata.sol"; import "../../utils/Address.sol"; import "../../utils/Context.sol"; import "../../utils/Strings.sol"; import "../../utils/introspection/ERC165.sol"; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */ contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _owners; // Mapping owner address to token count mapping(address => uint256) private _balances; // 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; /** * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view virtual override returns (uint256) { require(owner != address(0), "ERC721: address zero is not a valid owner"); return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { address owner = _ownerOf(tokenId); require(owner != address(0), "ERC721: invalid token ID"); return owner; } /** * @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) { _requireMinted(tokenId); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; } /** * @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, can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ERC721.ownerOf(tokenId); require(to != owner, "ERC721: approval to current owner"); require( _msgSender() == owner || isApprovedForAll(owner, _msgSender()), "ERC721: approve caller is not token owner or approved for all" ); _approve(to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { _requireMinted(tokenId); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { _setApprovalForAll(_msgSender(), 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-transferFrom}. */ function transferFrom( address from, address to, uint256 tokenId ) public virtual override { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved"); _transfer(from, to, tokenId); } /** * @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 { require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved"); _safeTransfer(from, to, tokenId, data); } /** * @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. * * `data` is additional data, it has no specified format and it is sent in call to `to`. * * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g. * implement alternative mechanisms to perform token transfer, such as signature-based. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeTransfer( address from, address to, uint256 tokenId, bytes memory data ) internal virtual { _transfer(from, to, tokenId); require(_checkOnERC721Received(from, to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer"); } /** * @dev Returns the owner of the `tokenId`. Does NOT revert if token doesn't exist */ function _ownerOf(uint256 tokenId) internal view virtual returns (address) { return _owners[tokenId]; } /** * @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`), * and stop existing when they are burned (`_burn`). */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _ownerOf(tokenId) != address(0); } /** * @dev Returns whether `spender` is allowed to manage `tokenId`. * * Requirements: * * - `tokenId` must exist. */ function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) { address owner = ERC721.ownerOf(tokenId); return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender); } /** * @dev Safely mints `tokenId` and transfers it to `to`. * * Requirements: * * - `tokenId` must not exist. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeMint(address to, uint256 tokenId) internal virtual { _safeMint(to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ function _safeMint( address to, uint256 tokenId, bytes memory data ) internal virtual { _mint(to, tokenId); require( _checkOnERC721Received(address(0), to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer" ); } /** * @dev Mints `tokenId` and transfers it to `to`. * * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible * * Requirements: * * - `tokenId` must not exist. * - `to` cannot be the zero address. * * Emits a {Transfer} event. */ function _mint(address to, uint256 tokenId) internal virtual { require(to != address(0), "ERC721: mint to the zero address"); require(!_exists(tokenId), "ERC721: token already minted"); _beforeTokenTransfer(address(0), to, tokenId, 1); // Check that tokenId was not minted by `_beforeTokenTransfer` hook require(!_exists(tokenId), "ERC721: token already minted"); unchecked { // Will not overflow unless all 2**256 token ids are minted to the same owner. // Given that tokens are minted one by one, it is impossible in practice that // this ever happens. Might change if we allow batch minting. // The ERC fails to describe this case. _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(address(0), to, tokenId); _afterTokenTransfer(address(0), to, tokenId, 1); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * This is an internal function that does not check if the sender is authorized to operate on the token. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { address owner = ERC721.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId, 1); // Update ownership in case tokenId was transferred by `_beforeTokenTransfer` hook owner = ERC721.ownerOf(tokenId); // Clear approvals delete _tokenApprovals[tokenId]; unchecked { // Cannot overflow, as that would require more tokens to be burned/transferred // out than the owner initially received through minting and transferring in. _balances[owner] -= 1; } delete _owners[tokenId]; emit Transfer(owner, address(0), tokenId); _afterTokenTransfer(owner, address(0), tokenId, 1); } /** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer( address from, address to, uint256 tokenId ) internal virtual { require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId, 1); // Check that tokenId was not transferred by `_beforeTokenTransfer` hook require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); // Clear approvals from the previous owner delete _tokenApprovals[tokenId]; unchecked { // `_balances[from]` cannot overflow for the same reason as described in `_burn`: // `from`'s balance is the number of token held, which is at least one before the current // transfer. // `_balances[to]` could overflow in the conditions described in `_mint`. That would require // all 2**256 token ids to be minted, which in practice is impossible. _balances[from] -= 1; _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(from, to, tokenId); _afterTokenTransfer(from, to, tokenId, 1); } /** * @dev Approve `to` to operate on `tokenId` * * Emits an {Approval} event. */ function _approve(address to, uint256 tokenId) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(ERC721.ownerOf(tokenId), to, tokenId); } /** * @dev Approve `operator` to operate on all of `owner` tokens * * Emits an {ApprovalForAll} event. */ function _setApprovalForAll( address owner, address operator, bool approved ) internal virtual { require(owner != operator, "ERC721: approve to caller"); _operatorApprovals[owner][operator] = approved; emit ApprovalForAll(owner, operator, approved); } /** * @dev Reverts if the `tokenId` has not been minted yet. */ function _requireMinted(uint256 tokenId) internal view virtual { require(_exists(tokenId), "ERC721: invalid token ID"); } /** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address. * The call is not executed if the target address is not a 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 _checkOnERC721Received( address from, address to, uint256 tokenId, bytes memory data ) private returns (bool) { if (to.isContract()) { try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) { return retval == IERC721Receiver.onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert("ERC721: transfer to non ERC721Receiver implementer"); } else { /// @solidity memory-safe-assembly assembly { revert(add(32, reason), mload(reason)) } } } } else { return true; } } /** * @dev Hook that is called before any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens will be transferred to `to`. * - When `from` is zero, the tokens will be minted for `to`. * - When `to` is zero, ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256, /* firstTokenId */ uint256 batchSize ) internal virtual { if (batchSize > 1) { if (from != address(0)) { _balances[from] -= batchSize; } if (to != address(0)) { _balances[to] += batchSize; } } } /** * @dev Hook that is called after any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens were transferred to `to`. * - When `from` is zero, the tokens were minted for `to`. * - When `to` is zero, ``from``'s tokens were burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _afterTokenTransfer( address from, address to, uint256 firstTokenId, uint256 batchSize ) internal virtual {} }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import "@openzeppelin/contracts/token/ERC721/ERC721.sol"; import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol"; contract WOLSBT is ERC721, ERC721Enumerable, Ownable { using Strings for *; string baseURI; string public baseExtension = ".json"; uint256 private _platinumCost = 0.028 ether; uint256 private _alCost = 0.035 ether; uint256 private _publicCost = 0.04 ether; uint256 public maxSupply = 2000; uint256 public maxMintAmountPerAddress = 5; uint256 public totalMintCount = 0; uint256 public ownerMintCount = 0; bool public paused = false; mapping(address => uint256) private _alMintedCount; mapping(address => uint256) private _mintedCount; mapping(uint256 => string) public mintedType; bytes32 public platinumMerkleRoot; bytes32 public goldMerkleRoot; bytes32 public silverMerkleRoot; bytes32 public bronzeMerkleRoot; bool public publicSale = false; constructor( string memory _name, string memory _symbol, string memory _initBaseURI, bytes32 _platinumMerkleRoot, bytes32 _goldMerkleRoot, bytes32 _silverMerkleRoot, bytes32 _bronzeMerkleRoot ) ERC721(_name, _symbol) { setBaseURI(_initBaseURI); setPlatinumMerkleRoot(_platinumMerkleRoot); setGoldMerkleRoot(_goldMerkleRoot); setSilverMerkleRoot(_silverMerkleRoot); setBronzeMerkleRoot(_bronzeMerkleRoot); } function _baseURI() internal view virtual override returns (string memory) { return baseURI; } function getTotalMintedCount(address senderAddr) public view returns (uint256) { return _alMintedCount[senderAddr] + _mintedCount[senderAddr]; } function getALMintedCount(address senderAddr) public view returns (uint256) { return _alMintedCount[senderAddr]; } function getMintedCount(address senderAddr) public view returns (uint256) { return _mintedCount[senderAddr]; } function totalMintPrice( uint256 _mintAmount, bytes32[] calldata _merkleProof ) private view returns (uint256) { if (publicSale) { return _publicCost * _mintAmount; } else if (_stringEqual(getRole(_merkleProof), "platinum")) { return _platinumCost * _mintAmount; } else { return _alCost * _mintAmount; } } function _publicMint(uint256 _mintAmount) private { uint256 mintableCount = 5; uint256 mintedCount = getMintedCount(msg.sender); require( mintedCount + _mintAmount <= mintableCount, "reached to your max public mint count per person." ); uint256 supply = totalSupply(); if (mintedCount == 0) { uint256 tokenId = supply + 1; _mintedCount[msg.sender] = _mintAmount; mintedType[tokenId] = "public"; _safeMint(msg.sender, supply + 1); } else { _mintedCount[msg.sender] = mintedCount + _mintAmount; } } function _alMint(uint256 _mintAmount, bytes32[] calldata _merkleProof) private { uint256 mintableCount = _getALMintableCount(_merkleProof); uint256 mintedCount = getALMintedCount(msg.sender); require( mintedCount + _mintAmount <= mintableCount, "reached to your max AL mint count." ); uint256 supply = totalSupply(); if (mintedCount == 0) { uint256 tokenId = supply + 1; _alMintedCount[msg.sender] = _mintAmount; mintedType[tokenId] = getRole(_merkleProof); _safeMint(msg.sender, supply + 1); } else { _alMintedCount[msg.sender] = mintedCount + _mintAmount; } } function mint(uint256 _mintAmount, bytes32[] calldata _merkleProof) public payable { require(!paused, "mint is paused."); require(_mintAmount > 0, "mint amount should be greater than zero."); require( ownerMintCount + totalMintCount + _mintAmount <= maxSupply, "reached to max supply." ); require( msg.value == totalMintPrice(_mintAmount, _merkleProof), "wrong mint value." ); totalMintCount += _mintAmount; if (publicSale) { _publicMint(_mintAmount); } else { _alMint(_mintAmount, _merkleProof); } } function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { require( _exists(tokenId), "ERC721Metadata: URI query for nonexistent token" ); address owner = ownerOf(tokenId); uint256 mintedCount = _stringEqual(mintedType[tokenId], "public") ? _mintedCount[owner] : _alMintedCount[owner]; string memory currentBaseURI = _baseURI(); return bytes(currentBaseURI).length > 0 ? string( abi.encodePacked( currentBaseURI, mintedType[tokenId], "-", mintedCount.toString(), baseExtension ) ) : ""; } // for whitelist function _getALMintableCount(bytes32[] calldata _merkleProof) private view returns (uint256) { if (_bronzeRole(_merkleProof)) { return 1; } else if (_silverRole(_merkleProof)) { return 3; } else if (_goldRole(_merkleProof)) { return 5; } else if (_platinumRole(_merkleProof)) { return 5; } else { return 0; } } function getRole(bytes32[] calldata _merkleProof) public view returns (string memory) { if (publicSale) { return "public"; } else if (_bronzeRole(_merkleProof)) { return "bronze"; } else if (_silverRole(_merkleProof)) { return "silver"; } else if (_goldRole(_merkleProof)) { return "gold"; } else if (_platinumRole(_merkleProof)) { return "platinum"; } else { return "none"; } } function _platinumRole(bytes32[] calldata _merkleProof) private view returns (bool) { bytes32 leaf = keccak256(abi.encodePacked(msg.sender)); return MerkleProof.verify(_merkleProof, platinumMerkleRoot, leaf); } function _goldRole(bytes32[] calldata _merkleProof) private view returns (bool) { bytes32 leaf = keccak256(abi.encodePacked(msg.sender)); return MerkleProof.verify(_merkleProof, goldMerkleRoot, leaf); } function _silverRole(bytes32[] calldata _merkleProof) private view returns (bool) { bytes32 leaf = keccak256(abi.encodePacked(msg.sender)); return MerkleProof.verify(_merkleProof, silverMerkleRoot, leaf); } function _bronzeRole(bytes32[] calldata _merkleProof) private view returns (bool) { bytes32 leaf = keccak256(abi.encodePacked(msg.sender)); return MerkleProof.verify(_merkleProof, bronzeMerkleRoot, leaf); } // for SBT function _beforeTokenTransfer( address from, address to, uint256 tokenId, /* firstTokenId */ uint256 batchSize ) internal override(ERC721, ERC721Enumerable) { require(from == address(0), "Err: token is SOUL BOUND"); super._beforeTokenTransfer(from, to, tokenId, batchSize); } function supportsInterface(bytes4 interfaceId) public view virtual override(ERC721, ERC721Enumerable) returns (bool) { return super.supportsInterface(interfaceId); } // utils function _stringEqual(string memory a, string memory b) private pure returns (bool) { return keccak256(bytes(a)) == keccak256(bytes(b)); } function _toLower(string calldata str) internal pure returns (string memory) { bytes memory bStr = bytes(str); bytes memory bLower = new bytes(bStr.length); for (uint256 i = 0; i < bStr.length; i++) { // Uppercase character... if ((uint8(bStr[i]) >= 65) && (uint8(bStr[i]) <= 90)) { bLower[i] = bytes1(uint8(bStr[i]) + 32); } else { bLower[i] = bStr[i]; } } return string(bLower); } // owner actions function ownerMint(uint256 _mintAmount) public onlyOwner { ownerMintCount = _mintAmount; } function setBaseURI(string memory _newBaseURI) public onlyOwner { baseURI = _newBaseURI; } function setPlatinumMerkleRoot(bytes32 _merkleRoot) public onlyOwner { platinumMerkleRoot = _merkleRoot; } function setGoldMerkleRoot(bytes32 _merkleRoot) public onlyOwner { goldMerkleRoot = _merkleRoot; } function setSilverMerkleRoot(bytes32 _merkleRoot) public onlyOwner { silverMerkleRoot = _merkleRoot; } function setBronzeMerkleRoot(bytes32 _merkleRoot) public onlyOwner { bronzeMerkleRoot = _merkleRoot; } function setPublicSale(bool _newStatus) public onlyOwner { publicSale = _newStatus; } function pause(bool _state) public onlyOwner { paused = _state; } function withdraw() public payable onlyOwner { (bool os, ) = payable(owner()).call{value: address(this).balance}(""); require(os); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.17; address constant CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS = 0x000000000000AAeB6D7670E522A718067333cd4E; address constant CANONICAL_CORI_SUBSCRIPTION = 0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6;
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import {IOperatorFilterRegistry} from "./IOperatorFilterRegistry.sol"; import {CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS} from "./lib/Constants.sol"; /** * @title OperatorFilterer * @notice Abstract contract whose constructor automatically registers and optionally subscribes to or copies another * registrant's entries in the OperatorFilterRegistry. * @dev This smart contract is meant to be inherited by token contracts so they can use the following: * - `onlyAllowedOperator` modifier for `transferFrom` and `safeTransferFrom` methods. * - `onlyAllowedOperatorApproval` modifier for `approve` and `setApprovalForAll` methods. * Please note that if your token contract does not provide an owner with EIP-173, it must provide * administration methods on the contract itself to interact with the registry otherwise the subscription * will be locked to the options set during construction. */ abstract contract OperatorFilterer { /// @dev Emitted when an operator is not allowed. error OperatorNotAllowed(address operator); IOperatorFilterRegistry public constant OPERATOR_FILTER_REGISTRY = IOperatorFilterRegistry(CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS); /// @dev The constructor that is called when the contract is being deployed. constructor(address subscriptionOrRegistrantToCopy, bool subscribe) { // If an inheriting token contract is deployed to a network without the registry deployed, the modifier // will not revert, but the contract will need to be registered with the registry once it is deployed in // order for the modifier to filter addresses. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { if (subscribe) { OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy); } else { if (subscriptionOrRegistrantToCopy != address(0)) { OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy); } else { OPERATOR_FILTER_REGISTRY.register(address(this)); } } } } /** * @dev A helper function to check if an operator is allowed. */ modifier onlyAllowedOperator(address from) virtual { // Allow spending tokens from addresses with balance // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred // from an EOA. if (from != msg.sender) { _checkFilterOperator(msg.sender); } _; } /** * @dev A helper function to check if an operator approval is allowed. */ modifier onlyAllowedOperatorApproval(address operator) virtual { _checkFilterOperator(operator); _; } /** * @dev A helper function to check if an operator is allowed. */ function _checkFilterOperator(address operator) internal view virtual { // Check registry code length to facilitate testing in environments without a deployed registry. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { // under normal circumstances, this function will revert rather than return false, but inheriting contracts // may specify their own OperatorFilterRegistry implementations, which may behave differently if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) { revert OperatorNotAllowed(operator); } } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721A.sol'; /** * @dev Interface of ERC721 token receiver. */ interface ERC721A__IERC721Receiver { function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } /** * @title ERC721A * * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721) * Non-Fungible Token Standard, including the Metadata extension. * Optimized for lower gas during batch mints. * * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...) * starting from `_startTokenId()`. * * Assumptions: * * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is IERC721A { // Bypass for a `--via-ir` bug (https://github.com/chiru-labs/ERC721A/pull/364). struct TokenApprovalRef { address value; } // ============================================================= // CONSTANTS // ============================================================= // Mask of an entry in packed address data. uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1; // The bit position of `numberMinted` in packed address data. uint256 private constant _BITPOS_NUMBER_MINTED = 64; // The bit position of `numberBurned` in packed address data. uint256 private constant _BITPOS_NUMBER_BURNED = 128; // The bit position of `aux` in packed address data. uint256 private constant _BITPOS_AUX = 192; // Mask of all 256 bits in packed address data except the 64 bits for `aux`. uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1; // The bit position of `startTimestamp` in packed ownership. uint256 private constant _BITPOS_START_TIMESTAMP = 160; // The bit mask of the `burned` bit in packed ownership. uint256 private constant _BITMASK_BURNED = 1 << 224; // The bit position of the `nextInitialized` bit in packed ownership. uint256 private constant _BITPOS_NEXT_INITIALIZED = 225; // The bit mask of the `nextInitialized` bit in packed ownership. uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225; // The bit position of `extraData` in packed ownership. uint256 private constant _BITPOS_EXTRA_DATA = 232; // Mask of all 256 bits in a packed ownership except the 24 bits for `extraData`. uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1; // The mask of the lower 160 bits for addresses. uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1; // The maximum `quantity` that can be minted with {_mintERC2309}. // This limit is to prevent overflows on the address data entries. // For a limit of 5000, a total of 3.689e15 calls to {_mintERC2309} // is required to cause an overflow, which is unrealistic. uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000; // The `Transfer` event signature is given by: // `keccak256(bytes("Transfer(address,address,uint256)"))`. bytes32 private constant _TRANSFER_EVENT_SIGNATURE = 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef; // ============================================================= // STORAGE // ============================================================= // The next token ID to be minted. uint256 private _currentIndex; // The number of tokens burned. uint256 private _burnCounter; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to ownership details // An empty struct value does not necessarily mean the token is unowned. // See {_packedOwnershipOf} implementation for details. // // Bits Layout: // - [0..159] `addr` // - [160..223] `startTimestamp` // - [224] `burned` // - [225] `nextInitialized` // - [232..255] `extraData` mapping(uint256 => uint256) private _packedOwnerships; // Mapping owner address to address data. // // Bits Layout: // - [0..63] `balance` // - [64..127] `numberMinted` // - [128..191] `numberBurned` // - [192..255] `aux` mapping(address => uint256) private _packedAddressData; // Mapping from token ID to approved address. mapping(uint256 => TokenApprovalRef) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; // ============================================================= // CONSTRUCTOR // ============================================================= constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } // ============================================================= // TOKEN COUNTING OPERATIONS // ============================================================= /** * @dev Returns the starting token ID. * To change the starting token ID, please override this function. */ function _startTokenId() internal view virtual returns (uint256) { return 0; } /** * @dev Returns the next token ID to be minted. */ function _nextTokenId() internal view virtual returns (uint256) { return _currentIndex; } /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() public view virtual override returns (uint256) { // Counter underflow is impossible as _burnCounter cannot be incremented // more than `_currentIndex - _startTokenId()` times. unchecked { return _currentIndex - _burnCounter - _startTokenId(); } } /** * @dev Returns the total amount of tokens minted in the contract. */ function _totalMinted() internal view virtual returns (uint256) { // Counter underflow is impossible as `_currentIndex` does not decrement, // and it is initialized to `_startTokenId()`. unchecked { return _currentIndex - _startTokenId(); } } /** * @dev Returns the total number of tokens burned. */ function _totalBurned() internal view virtual returns (uint256) { return _burnCounter; } // ============================================================= // ADDRESS DATA OPERATIONS // ============================================================= /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) public view virtual override returns (uint256) { if (owner == address(0)) revert BalanceQueryForZeroAddress(); return _packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens minted by `owner`. */ function _numberMinted(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens burned by or on behalf of `owner`. */ function _numberBurned(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). */ function _getAux(address owner) internal view returns (uint64) { return uint64(_packedAddressData[owner] >> _BITPOS_AUX); } /** * Sets the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). * If there are multiple variables, please pack them into a uint64. */ function _setAux(address owner, uint64 aux) internal virtual { uint256 packed = _packedAddressData[owner]; uint256 auxCasted; // Cast `aux` with assembly to avoid redundant masking. assembly { auxCasted := aux } packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX); _packedAddressData[owner] = packed; } // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { // The interface IDs are constants representing the first 4 bytes // of the XOR of all function selectors in the interface. // See: [ERC165](https://eips.ethereum.org/EIPS/eip-165) // (e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`) return interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165. interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721. interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata. } // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev Returns the token collection symbol. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { if (!_exists(tokenId)) revert URIQueryForNonexistentToken(); string memory baseURI = _baseURI(); return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : ''; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, it can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ''; } // ============================================================= // OWNERSHIPS OPERATIONS // ============================================================= /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { return address(uint160(_packedOwnershipOf(tokenId))); } /** * @dev Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around over time. */ function _ownershipOf(uint256 tokenId) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnershipOf(tokenId)); } /** * @dev Returns the unpacked `TokenOwnership` struct at `index`. */ function _ownershipAt(uint256 index) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnerships[index]); } /** * @dev Initializes the ownership slot minted at `index` for efficiency purposes. */ function _initializeOwnershipAt(uint256 index) internal virtual { if (_packedOwnerships[index] == 0) { _packedOwnerships[index] = _packedOwnershipOf(index); } } /** * Returns the packed ownership data of `tokenId`. */ function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) { uint256 curr = tokenId; unchecked { if (_startTokenId() <= curr) if (curr < _currentIndex) { uint256 packed = _packedOwnerships[curr]; // If not burned. if (packed & _BITMASK_BURNED == 0) { // Invariant: // There will always be an initialized ownership slot // (i.e. `ownership.addr != address(0) && ownership.burned == false`) // before an unintialized ownership slot // (i.e. `ownership.addr == address(0) && ownership.burned == false`) // Hence, `curr` will not underflow. // // We can directly compare the packed value. // If the address is zero, packed will be zero. while (packed == 0) { packed = _packedOwnerships[--curr]; } return packed; } } } revert OwnerQueryForNonexistentToken(); } /** * @dev Returns the unpacked `TokenOwnership` struct from `packed`. */ function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) { ownership.addr = address(uint160(packed)); ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP); ownership.burned = packed & _BITMASK_BURNED != 0; ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA); } /** * @dev Packs ownership data into a single uint256. */ function _packOwnershipData(address owner, uint256 flags) private view returns (uint256 result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // `owner | (block.timestamp << _BITPOS_START_TIMESTAMP) | flags`. result := or(owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags)) } } /** * @dev Returns the `nextInitialized` flag set if `quantity` equals 1. */ function _nextInitializedFlag(uint256 quantity) private pure returns (uint256 result) { // For branchless setting of the `nextInitialized` flag. assembly { // `(quantity == 1) << _BITPOS_NEXT_INITIALIZED`. result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1)) } } // ============================================================= // APPROVAL OPERATIONS // ============================================================= /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) public payable virtual override { address owner = ownerOf(tokenId); if (_msgSenderERC721A() != owner) if (!isApprovedForAll(owner, _msgSenderERC721A())) { revert ApprovalCallerNotOwnerNorApproved(); } _tokenApprovals[tokenId].value = to; emit Approval(owner, to, tokenId); } /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId].value; } /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) public virtual override { _operatorApprovals[_msgSenderERC721A()][operator] = approved; emit ApprovalForAll(_msgSenderERC721A(), operator, approved); } /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted. See {_mint}. */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && // If within bounds, _packedOwnerships[tokenId] & _BITMASK_BURNED == 0; // and not burned. } /** * @dev Returns whether `msgSender` is equal to `approvedAddress` or `owner`. */ function _isSenderApprovedOrOwner( address approvedAddress, address owner, address msgSender ) private pure returns (bool result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean. msgSender := and(msgSender, _BITMASK_ADDRESS) // `msgSender == owner || msgSender == approvedAddress`. result := or(eq(msgSender, owner), eq(msgSender, approvedAddress)) } } /** * @dev Returns the storage slot and value for the approved address of `tokenId`. */ function _getApprovedSlotAndAddress(uint256 tokenId) private view returns (uint256 approvedAddressSlot, address approvedAddress) { TokenApprovalRef storage tokenApproval = _tokenApprovals[tokenId]; // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId].value`. assembly { approvedAddressSlot := tokenApproval.slot approvedAddress := sload(approvedAddressSlot) } } // ============================================================= // TRANSFER OPERATIONS // ============================================================= /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) public payable virtual override { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner(); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // We can directly increment and decrement the balances. --_packedAddressData[from]; // Updates: `balance -= 1`. ++_packedAddressData[to]; // Updates: `balance += 1`. // Updates: // - `address` to the next owner. // - `startTimestamp` to the timestamp of transfering. // - `burned` to `false`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( to, _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public payable virtual override { safeTransferFrom(from, to, tokenId, ''); } /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public payable virtual override { transferFrom(from, to, tokenId); if (to.code.length != 0) if (!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev Hook that is called before a set of serially-ordered token IDs * are about to be transferred. This includes minting. * And also called before burning one token. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _beforeTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Hook that is called after a set of serially-ordered token IDs * have been transferred. This includes minting. * And also called after one token has been burned. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been * transferred to `to`. * - When `from` is zero, `tokenId` has been minted for `to`. * - When `to` is zero, `tokenId` has been burned by `from`. * - `from` and `to` are never both zero. */ function _afterTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * `from` - Previous owner of the given token ID. * `to` - Target address that will receive the token. * `tokenId` - Token ID to be transferred. * `_data` - Optional data to send along with the call. * * Returns whether the call correctly returned the expected magic value. */ function _checkContractOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns ( bytes4 retval ) { return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } // ============================================================= // MINT OPERATIONS // ============================================================= /** * @dev Mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {Transfer} event for each mint. */ function _mint(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // `balance` and `numberMinted` have a maximum limit of 2**64. // `tokenId` has a maximum limit of 2**256. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); uint256 toMasked; uint256 end = startTokenId + quantity; // Use assembly to loop and emit the `Transfer` event for gas savings. // The duplicated `log4` removes an extra check and reduces stack juggling. // The assembly, together with the surrounding Solidity code, have been // delicately arranged to nudge the compiler into producing optimized opcodes. assembly { // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean. toMasked := and(to, _BITMASK_ADDRESS) // Emit the `Transfer` event. log4( 0, // Start of data (0, since no data). 0, // End of data (0, since no data). _TRANSFER_EVENT_SIGNATURE, // Signature. 0, // `address(0)`. toMasked, // `to`. startTokenId // `tokenId`. ) // The `iszero(eq(,))` check ensures that large values of `quantity` // that overflows uint256 will make the loop run out of gas. // The compiler will optimize the `iszero` away for performance. for { let tokenId := add(startTokenId, 1) } iszero(eq(tokenId, end)) { tokenId := add(tokenId, 1) } { // Emit the `Transfer` event. Similar to above. log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId) } } if (toMasked == 0) revert MintToZeroAddress(); _currentIndex = end; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Mints `quantity` tokens and transfers them to `to`. * * This function is intended for efficient minting only during contract creation. * * It emits only one {ConsecutiveTransfer} as defined in * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309), * instead of a sequence of {Transfer} event(s). * * Calling this function outside of contract creation WILL make your contract * non-compliant with the ERC721 standard. * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309 * {ConsecutiveTransfer} event is only permissible during contract creation. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {ConsecutiveTransfer} event. */ function _mintERC2309(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are unrealistic due to the above check for `quantity` to be below the limit. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to); _currentIndex = startTokenId + quantity; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Safely mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called for each safe transfer. * - `quantity` must be greater than 0. * * See {_mint}. * * Emits a {Transfer} event for each mint. */ function _safeMint( address to, uint256 quantity, bytes memory _data ) internal virtual { _mint(to, quantity); unchecked { if (to.code.length != 0) { uint256 end = _currentIndex; uint256 index = end - quantity; do { if (!_checkContractOnERC721Received(address(0), to, index++, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } while (index < end); // Reentrancy protection. if (_currentIndex != end) revert(); } } } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal virtual { _safeMint(to, quantity, ''); } // ============================================================= // BURN OPERATIONS // ============================================================= /** * @dev Equivalent to `_burn(tokenId, false)`. */ function _burn(uint256 tokenId) internal virtual { _burn(tokenId, false); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId, bool approvalCheck) internal virtual { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); address from = address(uint160(prevOwnershipPacked)); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); if (approvalCheck) { // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); } _beforeTokenTransfers(from, address(0), tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // Updates: // - `balance -= 1`. // - `numberBurned += 1`. // // We can directly decrement the balance, and increment the number burned. // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`. _packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1; // Updates: // - `address` to the last owner. // - `startTimestamp` to the timestamp of burning. // - `burned` to `true`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( from, (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, address(0), tokenId); _afterTokenTransfers(from, address(0), tokenId, 1); // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times. unchecked { _burnCounter++; } } // ============================================================= // EXTRA DATA OPERATIONS // ============================================================= /** * @dev Directly sets the extra data for the ownership data `index`. */ function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual { uint256 packed = _packedOwnerships[index]; if (packed == 0) revert OwnershipNotInitializedForExtraData(); uint256 extraDataCasted; // Cast `extraData` with assembly to avoid redundant masking. assembly { extraDataCasted := extraData } packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA); _packedOwnerships[index] = packed; } /** * @dev Called during each token transfer to set the 24bit `extraData` field. * Intended to be overridden by the cosumer contract. * * `previousExtraData` - the value of `extraData` before transfer. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _extraData( address from, address to, uint24 previousExtraData ) internal view virtual returns (uint24) {} /** * @dev Returns the next extra data for the packed ownership data. * The returned result is shifted into position. */ function _nextExtraData( address from, address to, uint256 prevOwnershipPacked ) private view returns (uint256) { uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA); return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA; } // ============================================================= // OTHER OPERATIONS // ============================================================= /** * @dev Returns the message sender (defaults to `msg.sender`). * * If you are writing GSN compatible contracts, you need to override this function. */ function _msgSenderERC721A() internal view virtual returns (address) { return msg.sender; } /** * @dev Converts a uint256 to its ASCII string decimal representation. */ function _toString(uint256 value) internal pure virtual returns (string memory str) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), but // we allocate 0xa0 bytes to keep the free memory pointer 32-byte word aligned. // We will need 1 word for the trailing zeros padding, 1 word for the length, // and 3 words for a maximum of 78 digits. Total: 5 * 0x20 = 0xa0. let m := add(mload(0x40), 0xa0) // Update the free memory pointer to allocate. mstore(0x40, m) // Assign the `str` to the end. str := sub(m, 0x20) // Zeroize the slot after the string. mstore(str, 0) // Cache the end of the memory to calculate the length later. let end := str // We write the string from rightmost digit to leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // prettier-ignore for { let temp := value } 1 {} { str := sub(str, 1) // Write the character to the pointer. // The ASCII index of the '0' character is 48. mstore8(str, add(48, mod(temp, 10))) // Keep dividing `temp` until zero. temp := div(temp, 10) // prettier-ignore if iszero(temp) { break } } let length := sub(end, str) // Move the pointer 32 bytes leftwards to make room for the length. str := sub(str, 0x20) // Store the length. mstore(str, length) } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import '../IERC721A.sol'; /** * @dev Interface of ERC721AQueryable. */ interface IERC721AQueryable is IERC721A { /** * Invalid query range (`start` >= `stop`). */ error InvalidQueryRange(); /** * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting. * * If the `tokenId` is out of bounds: * * - `addr = address(0)` * - `startTimestamp = 0` * - `burned = false` * - `extraData = 0` * * If the `tokenId` is burned: * * - `addr = <Address of owner before token was burned>` * - `startTimestamp = <Timestamp when token was burned>` * - `burned = true` * - `extraData = <Extra data when token was burned>` * * Otherwise: * * - `addr = <Address of owner>` * - `startTimestamp = <Timestamp of start of ownership>` * - `burned = false` * - `extraData = <Extra data at start of ownership>` */ function explicitOwnershipOf(uint256 tokenId) external view returns (TokenOwnership memory); /** * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order. * See {ERC721AQueryable-explicitOwnershipOf} */ function explicitOwnershipsOf(uint256[] memory tokenIds) external view returns (TokenOwnership[] memory); /** * @dev Returns an array of token IDs owned by `owner`, * in the range [`start`, `stop`) * (i.e. `start <= tokenId < stop`). * * This function allows for tokens to be queried if the collection * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}. * * Requirements: * * - `start < stop` */ function tokensOfOwnerIn( address owner, uint256 start, uint256 stop ) external view returns (uint256[] memory); /** * @dev Returns an array of token IDs owned by `owner`. * * This function scans the ownership mapping and is O(`totalSupply`) in complexity. * It is meant to be called off-chain. * * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into * multiple smaller scans if the collection is large enough to cause * an out-of-gas error (10K collections should be fine). */ function tokensOfOwner(address owner) external view returns (uint256[] memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/cryptography/MerkleProof.sol) pragma solidity ^0.8.0; /** * @dev These functions deal with verification of Merkle Tree proofs. * * The tree and the proofs can be generated using our * https://github.com/OpenZeppelin/merkle-tree[JavaScript library]. * You will find a quickstart guide in the readme. * * 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. * OpenZeppelin's JavaScript library generates merkle trees that are safe * against this attack out of the box. */ 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 simultaneously proven to be a part of a merkle tree defined by * `root`, according to `proof` and `proofFlags` as described in {processMultiProof}. * * CAUTION: Not all merkle trees admit multiproofs. See {processMultiProof} for details. * * _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} * * CAUTION: Not all merkle trees admit multiproofs. See {processMultiProof} for details. * * _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 sibling nodes in `proof`. The reconstruction * proceeds by incrementally reconstructing all inner nodes by combining a leaf/inner node with either another * leaf/inner node or a proof sibling node, depending on whether each `proofFlags` item is true or false * respectively. * * CAUTION: Not all merkle trees admit multiproofs. To use multiproofs, it is sufficient to ensure that: 1) the tree * is complete (but not necessarily perfect), 2) the leaves to be proven are in the opposite order they are in the * tree (i.e., as seen from right to left starting at the deepest layer and continuing at the next layer). * * _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}. * * CAUTION: Not all merkle trees admit multiproofs. See {processMultiProof} for details. * * _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 // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/extensions/ERC721Enumerable.sol) pragma solidity ^0.8.0; import "../ERC721.sol"; import "./IERC721Enumerable.sol"; /** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */ abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex; // Array with all token ids, used for enumeration uint256[] private _allTokens; // Mapping from token id to position in the allTokens array mapping(uint256 => uint256) private _allTokensIndex; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) { return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}. */ function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) { require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds"); return _ownedTokens[owner][index]; } /** * @dev See {IERC721Enumerable-totalSupply}. */ function totalSupply() public view virtual override returns (uint256) { return _allTokens.length; } /** * @dev See {IERC721Enumerable-tokenByIndex}. */ function tokenByIndex(uint256 index) public view virtual override returns (uint256) { require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds"); return _allTokens[index]; } /** * @dev See {ERC721-_beforeTokenTransfer}. */ function _beforeTokenTransfer( address from, address to, uint256 firstTokenId, uint256 batchSize ) internal virtual override { super._beforeTokenTransfer(from, to, firstTokenId, batchSize); if (batchSize > 1) { // Will only trigger during construction. Batch transferring (minting) is not available afterwards. revert("ERC721Enumerable: consecutive transfers not supported"); } uint256 tokenId = firstTokenId; if (from == address(0)) { _addTokenToAllTokensEnumeration(tokenId); } else if (from != to) { _removeTokenFromOwnerEnumeration(from, tokenId); } if (to == address(0)) { _removeTokenFromAllTokensEnumeration(tokenId); } else if (to != from) { _addTokenToOwnerEnumeration(to, tokenId); } } /** * @dev Private function to add a token to this extension's ownership-tracking data structures. * @param to address representing the new owner of the given token ID * @param tokenId uint256 ID of the token to be added to the tokens list of the given address */ function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private { uint256 length = ERC721.balanceOf(to); _ownedTokens[to][length] = tokenId; _ownedTokensIndex[tokenId] = length; } /** * @dev Private function to add a token to this extension's token tracking data structures. * @param tokenId uint256 ID of the token to be added to the tokens list */ function _addTokenToAllTokensEnumeration(uint256 tokenId) private { _allTokensIndex[tokenId] = _allTokens.length; _allTokens.push(tokenId); } /** * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for * gas optimizations e.g. when performing a transfer operation (avoiding double writes). * This has O(1) time complexity, but alters the order of the _ownedTokens array. * @param from address representing the previous owner of the given token ID * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address */ function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private { // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = ERC721.balanceOf(from) - 1; uint256 tokenIndex = _ownedTokensIndex[tokenId]; // When the token to delete is the last token, the swap operation is unnecessary if (tokenIndex != lastTokenIndex) { uint256 lastTokenId = _ownedTokens[from][lastTokenIndex]; _ownedTokens[from][tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index } // This also deletes the contents at the last position of the array delete _ownedTokensIndex[tokenId]; delete _ownedTokens[from][lastTokenIndex]; } /** * @dev Private function to remove a token from this extension's token tracking data structures. * This has O(1) time complexity, but alters the order of the _allTokens array. * @param tokenId uint256 ID of the token to be removed from the tokens list */ function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private { // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = _allTokens.length - 1; uint256 tokenIndex = _allTokensIndex[tokenId]; // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding // an 'if' statement (like in _removeTokenFromOwnerEnumeration) uint256 lastTokenId = _allTokens[lastTokenIndex]; _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index // This also deletes the contents at the last position of the array delete _allTokensIndex[tokenId]; _allTokens.pop(); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol) pragma solidity ^0.8.0; import "../utils/introspection/IERC165.sol"; /** * @dev Interface for the NFT Royalty Standard. * * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal * support for royalty payments across all NFT marketplaces and ecosystem participants. * * _Available since v4.5._ */ interface IERC2981 is IERC165 { /** * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of * exchange. The royalty amount is denominated and should be paid in that same unit of exchange. */ function royaltyInfo(uint256 tokenId, uint256 salePrice) external view returns (address receiver, uint256 royaltyAmount); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _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) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @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] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts 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 // OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity ^0.8.0; import "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @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 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: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721 * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must * understand this adds an external call which potentially creates a reentrancy vulnerability. * * 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); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; interface IOperatorFilterRegistry { /** * @notice Returns true if operator is not filtered for a given token, either by address or codeHash. Also returns * true if supplied registrant address is not registered. */ function isOperatorAllowed(address registrant, address operator) external view returns (bool); /** * @notice Registers an address with the registry. May be called by address itself or by EIP-173 owner. */ function register(address registrant) external; /** * @notice Registers an address with the registry and "subscribes" to another address's filtered operators and codeHashes. */ function registerAndSubscribe(address registrant, address subscription) external; /** * @notice Registers an address with the registry and copies the filtered operators and codeHashes from another * address without subscribing. */ function registerAndCopyEntries(address registrant, address registrantToCopy) external; /** * @notice Unregisters an address with the registry and removes its subscription. May be called by address itself or by EIP-173 owner. * Note that this does not remove any filtered addresses or codeHashes. * Also note that any subscriptions to this registrant will still be active and follow the existing filtered addresses and codehashes. */ function unregister(address addr) external; /** * @notice Update an operator address for a registered address - when filtered is true, the operator is filtered. */ function updateOperator(address registrant, address operator, bool filtered) external; /** * @notice Update multiple operators for a registered address - when filtered is true, the operators will be filtered. Reverts on duplicates. */ function updateOperators(address registrant, address[] calldata operators, bool filtered) external; /** * @notice Update a codeHash for a registered address - when filtered is true, the codeHash is filtered. */ function updateCodeHash(address registrant, bytes32 codehash, bool filtered) external; /** * @notice Update multiple codeHashes for a registered address - when filtered is true, the codeHashes will be filtered. Reverts on duplicates. */ function updateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external; /** * @notice Subscribe an address to another registrant's filtered operators and codeHashes. Will remove previous * subscription if present. * Note that accounts with subscriptions may go on to subscribe to other accounts - in this case, * subscriptions will not be forwarded. Instead the former subscription's existing entries will still be * used. */ function subscribe(address registrant, address registrantToSubscribe) external; /** * @notice Unsubscribe an address from its current subscribed registrant, and optionally copy its filtered operators and codeHashes. */ function unsubscribe(address registrant, bool copyExistingEntries) external; /** * @notice Get the subscription address of a given registrant, if any. */ function subscriptionOf(address addr) external returns (address registrant); /** * @notice Get the set of addresses subscribed to a given registrant. * Note that order is not guaranteed as updates are made. */ function subscribers(address registrant) external returns (address[] memory); /** * @notice Get the subscriber at a given index in the set of addresses subscribed to a given registrant. * Note that order is not guaranteed as updates are made. */ function subscriberAt(address registrant, uint256 index) external returns (address); /** * @notice Copy filtered operators and codeHashes from a different registrantToCopy to addr. */ function copyEntriesOf(address registrant, address registrantToCopy) external; /** * @notice Returns true if operator is filtered by a given address or its subscription. */ function isOperatorFiltered(address registrant, address operator) external returns (bool); /** * @notice Returns true if the hash of an address's code is filtered by a given address or its subscription. */ function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool); /** * @notice Returns true if a codeHash is filtered by a given address or its subscription. */ function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool); /** * @notice Returns a list of filtered operators for a given address or its subscription. */ function filteredOperators(address addr) external returns (address[] memory); /** * @notice Returns the set of filtered codeHashes for a given address or its subscription. * Note that order is not guaranteed as updates are made. */ function filteredCodeHashes(address addr) external returns (bytes32[] memory); /** * @notice Returns the filtered operator at the given index of the set of filtered operators for a given address or * its subscription. * Note that order is not guaranteed as updates are made. */ function filteredOperatorAt(address registrant, uint256 index) external returns (address); /** * @notice Returns the filtered codeHash at the given index of the list of filtered codeHashes for a given address or * its subscription. * Note that order is not guaranteed as updates are made. */ function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32); /** * @notice Returns true if an address has registered */ function isRegistered(address addr) external returns (bool); /** * @dev Convenience method to compute the code hash of an arbitrary contract */ function codeHashOf(address addr) external returns (bytes32); }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; /** * @dev Interface of ERC721A. */ interface IERC721A { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * Cannot query the balance for the zero address. */ error BalanceQueryForZeroAddress(); /** * Cannot mint to the zero address. */ error MintToZeroAddress(); /** * The quantity of tokens minted must be more than zero. */ error MintZeroQuantity(); /** * The token does not exist. */ error OwnerQueryForNonexistentToken(); /** * The caller must own the token or be an approved operator. */ error TransferCallerNotOwnerNorApproved(); /** * The token must be owned by `from`. */ error TransferFromIncorrectOwner(); /** * Cannot safely transfer to a contract that does not implement the * ERC721Receiver interface. */ error TransferToNonERC721ReceiverImplementer(); /** * Cannot transfer to the zero address. */ error TransferToZeroAddress(); /** * The token does not exist. */ error URIQueryForNonexistentToken(); /** * The `quantity` minted with ERC2309 exceeds the safety limit. */ error MintERC2309QuantityExceedsLimit(); /** * The `extraData` cannot be set on an unintialized ownership slot. */ error OwnershipNotInitializedForExtraData(); // ============================================================= // STRUCTS // ============================================================= struct TokenOwnership { // The address of the owner. address addr; // Stores the start time of ownership with minimal overhead for tokenomics. uint64 startTimestamp; // Whether the token has been burned. bool burned; // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}. uint24 extraData; } // ============================================================= // TOKEN COUNTERS // ============================================================= /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() external view returns (uint256); // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); // ============================================================= // IERC721 // ============================================================= /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables * (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, * checking first that contract recipients are aware of the ERC721 protocol * to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move * this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external payable; /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external payable; /** * @dev Transfers `tokenId` from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} * whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external payable; /** * @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 payable; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) external view returns (bool); // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); // ============================================================= // IERC2309 // ============================================================= /** * @dev Emitted when tokens in `fromTokenId` to `toTokenId` * (inclusive) is transferred from `from` to `to`, as defined in the * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard. * * See {_mintERC2309} for more details. */ event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface 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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv( uint256 x, uint256 y, uint256 denominator ) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv( uint256 x, uint256 y, uint256 denominator, Rounding rounding ) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10**64) { value /= 10**64; result += 64; } if (value >= 10**32) { value /= 10**32; result += 32; } if (value >= 10**16) { value /= 10**16; result += 16; } if (value >= 10**8) { value /= 10**8; result += 8; } if (value >= 10**4) { value /= 10**4; result += 4; } if (value >= 10**2) { value /= 10**2; result += 2; } if (value >= 10**1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/extensions/IERC721Enumerable.sol) pragma solidity ^0.8.0; import "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Enumerable is IERC721 { /** * @dev Returns the total amount of tokens stored by the contract. */ function totalSupply() external view returns (uint256); /** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanceOf} to enumerate all of ``owner``'s tokens. */ function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256); /** * @dev Returns a token ID at a given `index` of all the tokens stored by the contract. * Use along with {totalSupply} to enumerate all tokens. */ function tokenByIndex(uint256 index) external view returns (uint256); }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_cntAddr","type":"address"},{"internalType":"string","name":"_initBaseURI","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"InvalidQueryRange","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"OperatorNotAllowed","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":"OPERATOR_FILTER_REGISTRY","outputs":[{"internalType":"contract IOperatorFilterRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseExtension","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claim","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"cntAddr","outputs":[{"internalType":"contract WOLSBT","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"deleteDefaultRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"explicitOwnershipOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721A.TokenOwnership","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"explicitOwnershipsOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721A.TokenOwnership[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"senderAddr","type":"address"}],"name":"getClaimCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"senderAddr","type":"address"}],"name":"getNumberMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"_claimAmount","type":"uint256"}],"name":"ownerClaim","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bool","name":"_state","type":"bool"}],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"resetTokenRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"","type":"address"},{"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":"safeTransferFrom","outputs":[],"stateMutability":"payable","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":"payable","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":"_newBaseExtension","type":"string"}],"name":"setBaseExtension","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_newBaseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint96","name":"feeNumerator","type":"uint96"}],"name":"setDefaultRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_maxSupply","type":"uint256"}],"name":"setMaxSupply","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint96","name":"feeNumerator","type":"uint96"}],"name":"setTokenRoyalty","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":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"tokensOfOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"stop","type":"uint256"}],"name":"tokensOfOwnerIn","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"payable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000a024ba490d80dbec9e483600fcddbefaf6867db10000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000003161723a2f2f3150644e613662757337534f367949463666364d666f6f334975736d4d666d62574b6667727464563756302f000000000000000000000000000000
-----Decoded View---------------
Arg [0] : _cntAddr (address): 0xA024Ba490d80Dbec9e483600fcdDbEfaF6867db1
Arg [1] : _initBaseURI (string): ar://1PdNa6bus7SO6yIF6f6Mfoo3IusmMfmbWKfgrtdV7V0/
-----Encoded View---------------
5 Constructor Arguments found :
Arg [0] : 000000000000000000000000a024ba490d80dbec9e483600fcddbefaf6867db1
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000031
Arg [3] : 61723a2f2f3150644e613662757337534f367949463666364d666f6f33497573
Arg [4] : 6d4d666d62574b6667727464563756302f000000000000000000000000000000
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.