Feature Tip: Add private address tag to any address under My Name Tag !
ERC-721
Overview
Max Total Supply
735 EVLWZNFT
Holders
273
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
3 EVLWZNFTLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
EvilWizNFT
Compiler Version
v0.8.7+commit.e28d00a7
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import '@openzeppelin/contracts/access/Ownable.sol'; import '@openzeppelin/contracts/utils/cryptography/ECDSA.sol'; import 'erc721a/contracts/extensions/ERC721AQueryable.sol'; import 'erc721a/contracts/extensions/ERC721ABurnable.sol'; contract EvilWizNFT is Ownable, ERC721AQueryable, ERC721ABurnable { event EvilWizMinted(address owner, uint256 wzrdType, uint256 evilWzrdId); string private baseMetadataUri; mapping(address => bool) private altarOfSacrifice; mapping(uint256 => uint256) private tokenToTypeMap; mapping(uint256 => uint256) private tokenToIndexMap; mapping(uint256 => uint256) private counterPerType; constructor() ERC721A('EvilWizNFT', 'EVLWZNFT') {} function claimFromSkull(address a, uint256 skullId, uint quantity) public onlyAltars { uint256 currIndex = _currentIndex; _safeMint(a, quantity); for (uint i = 0 ; i < quantity ; i++ ) { emit EvilWizMinted(a, skullId, currIndex+i); tokenToTypeMap[currIndex+i] = skullId; tokenToIndexMap[currIndex+i] = counterPerType[skullId]; counterPerType[skullId] = counterPerType[skullId] + 1; } } function burnFromAltar(uint256 tokenId) public onlyAltars { require(_exists(tokenId), 'Token does not exist'); _burn(tokenId); } function getSkullTypeOfToken(uint256 tokenId) public view returns (uint256) { return tokenToTypeMap[tokenId]; } function getSkullIndexOfToken(uint256 tokenId) public view returns (uint256) { return tokenToIndexMap[tokenId]; } function setBaseMetadataUri(string memory a) public onlyOwner { baseMetadataUri = a; } function isApprovedForAll(address owner, address operator) public view override returns (bool) { if (altarOfSacrifice[operator]) { return true; } return super.isApprovedForAll(owner, operator); } function _baseURI() internal view override returns (string memory) { return baseMetadataUri; } function addAltar(address a) public onlyOwner { altarOfSacrifice[a] = true; } function removeAltar(address a) public onlyOwner { altarOfSacrifice[a] = false; } modifier onlyAltars() { require(altarOfSacrifice[_msgSender()], 'Not an altar of sacrifice'); _; } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v3.3.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import '../IERC721A.sol'; /** * @dev Interface of an ERC721AQueryable compliant contract. */ 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` * * If the `tokenId` is burned: * - `addr` = `<Address of owner before token was burned>` * - `startTimestamp` = `<Timestamp when token was burned>` * - `burned = `true` * * Otherwise: * - `addr` = `<Address of owner>` * - `startTimestamp` = `<Timestamp of start of ownership>` * - `burned = `false` */ 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 pfp collections should be fine). */ function tokensOfOwner(address owner) external view returns (uint256[] memory); }
// SPDX-License-Identifier: MIT // ERC721A Contracts v3.3.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import '../IERC721A.sol'; /** * @dev Interface of an ERC721ABurnable compliant contract. */ interface IERC721ABurnable is IERC721A { /** * @dev Burns `tokenId`. See {ERC721A-_burn}. * * Requirements: * * - The caller must own `tokenId` or be an approved operator. */ function burn(uint256 tokenId) external; }
// SPDX-License-Identifier: MIT // ERC721A Contracts v3.3.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721AQueryable.sol'; import '../ERC721A.sol'; /** * @title ERC721A Queryable * @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` * * If the `tokenId` is burned: * - `addr` = `<Address of owner before token was burned>` * - `startTimestamp` = `<Timestamp when token was burned>` * - `burned = `true` * * Otherwise: * - `addr` = `<Address of owner>` * - `startTimestamp` = `<Timestamp of start of ownership>` * - `burned = `false` */ function explicitOwnershipOf(uint256 tokenId) public view override returns (TokenOwnership memory) { TokenOwnership memory ownership; if (tokenId < _startTokenId() || tokenId >= _currentIndex) { return ownership; } ownership = _ownerships[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[] memory tokenIds) external view 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 override returns (uint256[] memory) { unchecked { if (start >= stop) revert InvalidQueryRange(); uint256 tokenIdsIdx; uint256 stopLimit = _currentIndex; // Set `start = max(start, _startTokenId())`. if (start < _startTokenId()) { start = _startTokenId(); } // Set `stop = min(stop, _currentIndex)`. 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 = _ownerships[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 pfp collections should be fine). */ function tokensOfOwner(address owner) external view 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 = _ownerships[i]; if (ownership.burned) { continue; } if (ownership.addr != address(0)) { currOwnershipAddr = ownership.addr; } if (currOwnershipAddr == owner) { tokenIds[tokenIdsIdx++] = i; } } return tokenIds; } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v3.3.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721ABurnable.sol'; import '../ERC721A.sol'; /** * @title ERC721A Burnable Token * @dev ERC721A Token that can be irreversibly burned (destroyed). */ abstract contract ERC721ABurnable is ERC721A, IERC721ABurnable { /** * @dev Burns `tokenId`. See {ERC721A-_burn}. * * Requirements: * * - The caller must own `tokenId` or be an approved operator. */ function burn(uint256 tokenId) public virtual override { _burn(tokenId, true); } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v3.3.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import '@openzeppelin/contracts/token/ERC721/IERC721.sol'; import '@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol'; /** * @dev Interface of an ERC721A compliant contract. */ interface IERC721A is IERC721, IERC721Metadata { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * The caller cannot approve to their own address. */ error ApproveToCaller(); /** * The caller cannot approve to the current owner. */ error ApprovalToCurrentOwner(); /** * 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(); // Compiler will pack this into a single 256bit word. struct TokenOwnership { // The address of the owner. address addr; // Keeps track of the start time of ownership with minimal overhead for tokenomics. uint64 startTimestamp; // Whether the token has been burned. bool burned; } // Compiler will pack this into a single 256bit word. struct AddressData { // Realistically, 2**64-1 is more than enough. uint64 balance; // Keeps track of mint count with minimal overhead for tokenomics. uint64 numberMinted; // Keeps track of burn count with minimal overhead for tokenomics. uint64 numberBurned; // For miscellaneous variable(s) pertaining to the address // (e.g. number of whitelist mint slots used). // If there are multiple variables, please pack them into a uint64. uint64 aux; } /** * @dev Returns the total amount of tokens stored by the contract. * * Burned tokens are calculated here, use `_totalMinted()` if you want to count just minted tokens. */ function totalSupply() external view returns (uint256); }
// SPDX-License-Identifier: MIT // ERC721A Contracts v3.3.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721A.sol'; import '@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol'; import '@openzeppelin/contracts/utils/Address.sol'; import '@openzeppelin/contracts/utils/Context.sol'; import '@openzeppelin/contracts/utils/Strings.sol'; import '@openzeppelin/contracts/utils/introspection/ERC165.sol'; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension. Built to optimize for lower gas during batch mints. * * Assumes serials are sequentially minted starting at _startTokenId() (defaults to 0, e.g. 0, 1, 2, 3..). * * Assumes that an owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * * Assumes that the maximum token id cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is Context, ERC165, IERC721A { using Address for address; using Strings for uint256; // The tokenId of the next token to be minted. uint256 internal _currentIndex; // The number of tokens burned. uint256 internal _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 _ownershipOf implementation for details. mapping(uint256 => TokenOwnership) internal _ownerships; // Mapping owner address to address data mapping(address => AddressData) private _addressData; // Mapping from token ID to approved address mapping(uint256 => address) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } /** * To change the starting tokenId, please override this function. */ function _startTokenId() internal view virtual returns (uint256) { return 0; } /** * @dev Burned tokens are calculated here, use _totalMinted() if you want to count just minted tokens. */ function totalSupply() public view override returns (uint256) { // Counter underflow is impossible as _burnCounter cannot be incremented // more than _currentIndex - _startTokenId() times unchecked { return _currentIndex - _burnCounter - _startTokenId(); } } /** * Returns the total amount of tokens minted in the contract. */ function _totalMinted() internal view returns (uint256) { // Counter underflow is impossible as _currentIndex does not decrement, // and it is initialized to _startTokenId() unchecked { return _currentIndex - _startTokenId(); } } /** * @dev 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 override returns (uint256) { if (owner == address(0)) revert BalanceQueryForZeroAddress(); return uint256(_addressData[owner].balance); } /** * Returns the number of tokens minted by `owner`. */ function _numberMinted(address owner) internal view returns (uint256) { return uint256(_addressData[owner].numberMinted); } /** * Returns the number of tokens burned by or on behalf of `owner`. */ function _numberBurned(address owner) internal view returns (uint256) { return uint256(_addressData[owner].numberBurned); } /** * Returns the auxillary data for `owner`. (e.g. number of whitelist mint slots used). */ function _getAux(address owner) internal view returns (uint64) { return _addressData[owner].aux; } /** * Sets the auxillary 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 { _addressData[owner].aux = aux; } /** * Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around in the collection over time. */ function _ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) { uint256 curr = tokenId; unchecked { if (_startTokenId() <= curr) if (curr < _currentIndex) { TokenOwnership memory ownership = _ownerships[curr]; if (!ownership.burned) { if (ownership.addr != address(0)) { return ownership; } // Invariant: // There will always be an ownership that has an address and is not burned // before an ownership that does not have an address and is not burned. // Hence, curr will not underflow. while (true) { curr--; ownership = _ownerships[curr]; if (ownership.addr != address(0)) { return ownership; } } } } } revert OwnerQueryForNonexistentToken(); } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view override returns (address) { return _ownershipOf(tokenId).addr; } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { if (!_exists(tokenId)) revert URIQueryForNonexistentToken(); string memory baseURI = _baseURI(); return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, 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 overriden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ''; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public override { address owner = ERC721A.ownerOf(tokenId); if (to == owner) revert ApprovalToCurrentOwner(); if (_msgSender() != owner) if(!isApprovedForAll(owner, _msgSender())) { revert ApprovalCallerNotOwnerNorApproved(); } _approve(to, tokenId, owner); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { if (operator == _msgSender()) revert ApproveToCaller(); _operatorApprovals[_msgSender()][operator] = approved; emit ApprovalForAll(_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 { _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 { _transfer(from, to, tokenId); if (to.isContract()) if(!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted (`_mint`), */ function _exists(uint256 tokenId) internal view returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && !_ownerships[tokenId].burned; } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal { _safeMint(to, quantity, ''); } /** * @dev Safely mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called for each safe transfer. * - `quantity` must be greater than 0. * * Emits a {Transfer} event. */ function _safeMint( address to, uint256 quantity, bytes memory _data ) internal { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1 // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1 unchecked { _addressData[to].balance += uint64(quantity); _addressData[to].numberMinted += uint64(quantity); _ownerships[startTokenId].addr = to; _ownerships[startTokenId].startTimestamp = uint64(block.timestamp); uint256 updatedIndex = startTokenId; uint256 end = updatedIndex + quantity; if (to.isContract()) { do { emit Transfer(address(0), to, updatedIndex); if (!_checkContractOnERC721Received(address(0), to, updatedIndex++, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } while (updatedIndex < end); // Reentrancy protection if (_currentIndex != startTokenId) revert(); } else { do { emit Transfer(address(0), to, updatedIndex++); } while (updatedIndex < end); } _currentIndex = updatedIndex; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @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. */ function _mint(address to, uint256 quantity) internal { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1 // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1 unchecked { _addressData[to].balance += uint64(quantity); _addressData[to].numberMinted += uint64(quantity); _ownerships[startTokenId].addr = to; _ownerships[startTokenId].startTimestamp = uint64(block.timestamp); uint256 updatedIndex = startTokenId; uint256 end = updatedIndex + quantity; do { emit Transfer(address(0), to, updatedIndex++); } while (updatedIndex < end); _currentIndex = updatedIndex; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer( address from, address to, uint256 tokenId ) private { TokenOwnership memory prevOwnership = _ownershipOf(tokenId); if (prevOwnership.addr != from) revert TransferFromIncorrectOwner(); bool isApprovedOrOwner = (_msgSender() == from || isApprovedForAll(from, _msgSender()) || getApproved(tokenId) == _msgSender()); if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner _approve(address(0), tokenId, from); // 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 { _addressData[from].balance -= 1; _addressData[to].balance += 1; TokenOwnership storage currSlot = _ownerships[tokenId]; currSlot.addr = to; currSlot.startTimestamp = uint64(block.timestamp); // If the ownership slot of tokenId+1 is not explicitly set, that means the transfer initiator owns it. // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls. uint256 nextTokenId = tokenId + 1; TokenOwnership storage nextSlot = _ownerships[nextTokenId]; if (nextSlot.addr == address(0)) { // This will suffice for checking _exists(nextTokenId), // as a burned slot cannot contain the zero address. if (nextTokenId != _currentIndex) { nextSlot.addr = from; nextSlot.startTimestamp = prevOwnership.startTimestamp; } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Equivalent to `_burn(tokenId, false)`. */ function _burn(uint256 tokenId) internal virtual { _burn(tokenId, false); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId, bool approvalCheck) internal virtual { TokenOwnership memory prevOwnership = _ownershipOf(tokenId); address from = prevOwnership.addr; if (approvalCheck) { bool isApprovedOrOwner = (_msgSender() == from || isApprovedForAll(from, _msgSender()) || getApproved(tokenId) == _msgSender()); if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved(); } _beforeTokenTransfers(from, address(0), tokenId, 1); // Clear approvals from the previous owner _approve(address(0), tokenId, from); // 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 { AddressData storage addressData = _addressData[from]; addressData.balance -= 1; addressData.numberBurned += 1; // Keep track of who burned the token, and the timestamp of burning. TokenOwnership storage currSlot = _ownerships[tokenId]; currSlot.addr = from; currSlot.startTimestamp = uint64(block.timestamp); currSlot.burned = true; // If the ownership slot of tokenId+1 is not explicitly set, that means the burn initiator owns it. // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls. uint256 nextTokenId = tokenId + 1; TokenOwnership storage nextSlot = _ownerships[nextTokenId]; if (nextSlot.addr == address(0)) { // This will suffice for checking _exists(nextTokenId), // as a burned slot cannot contain the zero address. if (nextTokenId != _currentIndex) { nextSlot.addr = from; nextSlot.startTimestamp = prevOwnership.startTimestamp; } } } emit Transfer(from, address(0), tokenId); _afterTokenTransfers(from, address(0), tokenId, 1); // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times. unchecked { _burnCounter++; } } /** * @dev Approve `to` to operate on `tokenId` * * Emits a {Approval} event. */ function _approve( address to, uint256 tokenId, address owner ) private { _tokenApprovals[tokenId] = to; emit Approval(owner, to, tokenId); } /** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param tokenId uint256 ID of the token to be transferred * @param _data bytes optional data to send along with the call * @return bool whether the call correctly returned the expected magic value */ function _checkContractOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) { return retval == IERC721Receiver(to).onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } /** * @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 {} }
// 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 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 v4.4.1 (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.0; import "../Strings.sol"; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSA { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS, InvalidSignatureV } function _throwError(RecoverError error) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert("ECDSA: invalid signature"); } else if (error == RecoverError.InvalidSignatureLength) { revert("ECDSA: invalid signature length"); } else if (error == RecoverError.InvalidSignatureS) { revert("ECDSA: invalid signature 's' value"); } else if (error == RecoverError.InvalidSignatureV) { revert("ECDSA: invalid signature 'v' value"); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature` or error string. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] * * _Available since v4.3._ */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) { // Check the signature length // - case 65: r,s,v signature (standard) // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._ if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else if (signature.length == 64) { bytes32 r; bytes32 vs; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. assembly { r := mload(add(signature, 0x20)) vs := mload(add(signature, 0x40)) } return tryRecover(hash, r, vs); } else { return (address(0), RecoverError.InvalidSignatureLength); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, signature); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] * * _Available since v4.3._ */ function tryRecover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address, RecoverError) { bytes32 s; uint8 v; assembly { s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) v := add(shr(255, vs), 27) } return tryRecover(hash, v, r, s); } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. * * _Available since v4.2._ */ function recover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, r, vs); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. * * _Available since v4.3._ */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address, RecoverError) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS); } if (v != 27 && v != 28) { return (address(0), RecoverError.InvalidSignatureV); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature); } return (signer, RecoverError.NoError); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, v, r, s); _throwError(error); return recovered; } /** * @dev Returns an Ethereum Signed Message, created from a `hash`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) { // 32 is the length in bytes of hash, // enforced by the type signature above return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)); } /** * @dev Returns an Ethereum Signed Message, created from `s`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s)); } /** * @dev Returns an Ethereum Signed Typed Data, created from a * `domainSeparator` and a `structHash`. This produces hash corresponding * to the one signed with the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] * JSON-RPC method as part of EIP-712. * * See {recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Strings.sol) pragma solidity ^0.8.0; /** * @dev String operations. */ library Strings { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } }
// 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 v4.4.1 (utils/Address.sol) pragma solidity ^0.8.0; /** * @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 * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; assembly { size := extcodesize(account) } return size > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly 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 v4.4.1 (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 `IERC721.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @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 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); /** * @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; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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 Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { 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); } }
{ "remappings": [], "optimizer": { "enabled": true, "runs": 200 }, "evmVersion": "london", "libraries": {}, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApprovalToCurrentOwner","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"InvalidQueryRange","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","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":false,"internalType":"address","name":"owner","type":"address"},{"indexed":false,"internalType":"uint256","name":"wzrdType","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"evilWzrdId","type":"uint256"}],"name":"EvilWizMinted","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":[{"internalType":"address","name":"a","type":"address"}],"name":"addAltar","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burnFromAltar","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"a","type":"address"},{"internalType":"uint256","name":"skullId","type":"uint256"},{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"claimFromSkull","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":"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":"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":"uint256","name":"tokenId","type":"uint256"}],"name":"getSkullIndexOfToken","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getSkullTypeOfToken","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":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"a","type":"address"}],"name":"removeAltar","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"a","type":"string"}],"name":"setBaseMetadataUri","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":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ 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.