Feature Tip: Add private address tag to any address under My Name Tag !
ERC-721
NFT
Overview
Max Total Supply
7,777 SKULL
Holders
4,329
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
1 SKULLLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Skulltoons
Compiler Version
v0.8.4+commit.c7e474f2
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.4; /* * 7777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777 * 77 777 7777 77 7777 77 77737777 77777777 7777 777777 7777 7776777 777 77 * 7 7777 77 777 777 7777 77 77777777 77777777777 777777 77 7777 77 777 777777 77 7777 7 * 7 7777 77 77 7777 7777 77 77777777 77777777777 77777 7777 77 7777 77 77777 77 7777 7 * 77 7177777 7 77777 7777 77 77777777 77777777777 77777 7777 77 7777 77 77 777 777 777777 * 7777 77777 77877 7777 77 77777777 77777777777 77777 7777 77 7777 77 777 77 77777 7777 * 777777 777 77 7777 7777 77 77777777 77777777777 77777 7777 77 7777 77 7777 7 7777577 77 * 7 7777 77 777 777 7777 77 77777777 77777977777 77777 7777 77 7777 77 77777 77 7777 7 * 7 7777 77 7777 77 77 77 77777777 77777777777 777777 77 7777 77 777 772777 77 7777 7 * 77 777 7777 777 777 77 77777 7777777 777777 7777 7777777 777 77 * 7777777777777777777777777777777777777777777777777777777777777777747777777777777777777777777777777777777 */ import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/interfaces/IERC2981.sol"; import "./ERC721A.sol"; import "./VerifySignature.sol"; error ExceedsMaxSupply(); error ExceedsMaxPerAddress(); error SignatureNotValid(); error SenderMustBeOrigin(); error WrongEtherAmountSent(); error TokenDoesNotExist(); error SaleNotOpen(); error ArraysDifferentLength(); contract Skulltoons is ERC721A, IERC2981, VerifySignature, ReentrancyGuard { using Strings for uint256; uint256 public MAX_SUPPLY = 7700; uint256 public constant AIRDROP_SUPPLY = 77; uint256 public ROYALTY_PERCENT = 7; uint256 public constant MAX_PER_WALLET = 3; uint256 public constant PRICE_PER_NFT = .145 ether; address public constant THEODORU_ADDRESS = 0x9D20e79A853409Ec89aa37116d823dA8066743a8; enum ContractState { PAUSED, SKULL_GAME, PRESALE, PUBLIC, REVEALED } ContractState public currentState = ContractState.PAUSED; string private baseURI; string private baseURISuffix; address public royaltyAddress; constructor(string memory _base, string memory _suffix) ERC721A("Skulltoons", "SKULL") VerifySignature("sk-v1", msg.sender) { baseURI = _base; baseURISuffix = _suffix; royaltyAddress = msg.sender; } function claim(uint256 quantity, uint256 maxMintAmount, bytes memory signature) external payable nonReentrant { if(currentState == ContractState.PAUSED || currentState == ContractState.REVEALED) revert SaleNotOpen(); if(getNFTPrice(quantity) != msg.value) revert WrongEtherAmountSent(); if(totalSupply() + quantity > MAX_SUPPLY) revert ExceedsMaxSupply(); if(!_verify(msg.sender, maxMintAmount, signature)) revert SignatureNotValid(); if(_numberMinted(msg.sender) + quantity > maxMintAmount) revert ExceedsMaxPerAddress(); _safeMint(msg.sender, quantity); } function mint(uint256 quantity) external payable nonReentrant { if(currentState != ContractState.PUBLIC) revert SaleNotOpen(); if(_numberMinted(msg.sender) + quantity > MAX_PER_WALLET) revert ExceedsMaxPerAddress(); if(totalSupply() + quantity > MAX_SUPPLY) revert ExceedsMaxSupply(); if(getNFTPrice(quantity) != msg.value) revert WrongEtherAmountSent(); _safeMint(msg.sender, quantity); } function getNFTPrice(uint256 quantity) public pure returns (uint256) { return PRICE_PER_NFT * quantity; } /****************************************\ * ADMIN FUNCTIONS * \****************************************/ function changeContractState(ContractState _state) external onlyOwner { currentState = _state; if(currentState == ContractState.SKULL_GAME) { MAX_SUPPLY = 51; // Supply for 1 airdrop and 50 for Skull Game } else { MAX_SUPPLY = 7700; // Max collection supply less airdrops } } function airdrop(address to, uint256 quantity) external onlyOwner { if(totalSupply() + quantity > AIRDROP_SUPPLY + MAX_SUPPLY) revert ExceedsMaxSupply(); _safeMint(to, quantity); } function setBaseURI(string calldata _base, string calldata _suffix) external onlyOwner { baseURI = _base; baseURISuffix = _suffix; } function withdraw() external onlyOwner { Address.sendValue(payable(THEODORU_ADDRESS), address(this).balance/5); Address.sendValue(payable(msg.sender), address(this).balance); } function setRoyalties(address _royaltyAddress, uint256 _royaltyPercent) public onlyOwner { royaltyAddress = _royaltyAddress; ROYALTY_PERCENT = _royaltyPercent; } /****************************************\ * OVERRIDES & EXTRAS * \****************************************/ function _baseURI() internal view virtual override returns (string memory) { return baseURI; } function tokenURI(uint256 tokenId) public view override returns (string memory) { if(!_exists(tokenId)) revert TokenDoesNotExist(); if(currentState != ContractState.REVEALED) { return string(abi.encodePacked(baseURI, "pre", baseURISuffix)); } return string(abi.encodePacked(baseURI, tokenId.toString(), baseURISuffix)); } function supportsInterface(bytes4 interfaceId) public view override(ERC721A, IERC165) returns (bool) { return interfaceId == type(IERC2981).interfaceId || super.supportsInterface(interfaceId); } // EIP-2981: NFT Royalty Standard function royaltyInfo(uint256 tokenId, uint256 salePrice) external view override returns (address, uint256 royaltyAmount) { if(!_exists(tokenId)) revert TokenDoesNotExist(); royaltyAmount = ((salePrice / 100) * ROYALTY_PERCENT); return (royaltyAddress, royaltyAmount); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.4; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; contract VerifySignature is Ownable { using ECDSA for bytes32; string private signVersion; address private signer; constructor(string memory _signVersion, address _signer){ signVersion = _signVersion; signer = _signer; } function updateSignVersion(string calldata _signVersion) external onlyOwner { signVersion = _signVersion; } function updateSigner(address _signer) external onlyOwner { signer = _signer; } function _verify(address _sender, uint256 _amount, bytes memory _signature) internal view returns (bool) { return keccak256(abi.encodePacked(_sender, signVersion, _amount)) .toEthSignedMessageHash() .recover(_signature) == signer; } function _verify(address _sender, uint256 _amount, uint256 _nonce, bytes memory _signature) internal view returns (bool) { return keccak256(abi.encodePacked(_sender, signVersion, _amount, _nonce)) .toEthSignedMessageHash() .recover(_signature) == signer; } }
// SPDX-License-Identifier: MIT // Creator: Chiru Labs pragma solidity ^0.8.4; import '@openzeppelin/contracts/token/ERC721/IERC721.sol'; import '@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol'; import '@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol'; import '@openzeppelin/contracts/token/ERC721/extensions/IERC721Enumerable.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'; error ApprovalCallerNotOwnerNorApproved(); error ApprovalQueryForNonexistentToken(); error ApproveToCaller(); error ApprovalToCurrentOwner(); error BalanceQueryForZeroAddress(); error MintedQueryForZeroAddress(); error BurnedQueryForZeroAddress(); error AuxQueryForZeroAddress(); error MintToZeroAddress(); error MintZeroQuantity(); error OwnerIndexOutOfBounds(); error OwnerQueryForNonexistentToken(); error TokenIndexOutOfBounds(); error TransferCallerNotOwnerNorApproved(); error TransferFromIncorrectOwner(); error TransferToNonERC721ReceiverImplementer(); error TransferToZeroAddress(); error URIQueryForNonexistentToken(); /** * @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, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // 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; } // 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 See {IERC721Enumerable-totalSupply}. * @dev Burned tokens are calculated here, use _totalMinted() if you want to count just minted tokens. */ function totalSupply() public view 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) { if (owner == address(0)) revert MintedQueryForZeroAddress(); 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) { if (owner == address(0)) revert BurnedQueryForZeroAddress(); 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) { if (owner == address(0)) revert AuxQueryForZeroAddress(); 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 { if (owner == address(0)) revert AuxQueryForZeroAddress(); _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 && 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 && !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 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() && !_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; } 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 { _mint(to, quantity, _data, true); } /** * @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, bytes memory _data, bool safe ) 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 (safe && 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 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); bool isApprovedOrOwner = (_msgSender() == prevOwnership.addr || isApprovedForAll(prevOwnership.addr, _msgSender()) || getApproved(tokenId) == _msgSender()); if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved(); if (prevOwnership.addr != from) revert TransferFromIncorrectOwner(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner _approve(address(0), tokenId, prevOwnership.addr); // 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; _ownerships[tokenId].addr = to; _ownerships[tokenId].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; if (_ownerships[nextTokenId].addr == address(0)) { // This will suffice for checking _exists(nextTokenId), // as a burned slot cannot contain the zero address. if (nextTokenId < _currentIndex) { _ownerships[nextTokenId].addr = prevOwnership.addr; _ownerships[nextTokenId].startTimestamp = prevOwnership.startTimestamp; } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { TokenOwnership memory prevOwnership = ownershipOf(tokenId); _beforeTokenTransfers(prevOwnership.addr, address(0), tokenId, 1); // Clear approvals from the previous owner _approve(address(0), tokenId, prevOwnership.addr); // 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[prevOwnership.addr].balance -= 1; _addressData[prevOwnership.addr].numberBurned += 1; // Keep track of who burned the token, and the timestamp of burning. _ownerships[tokenId].addr = prevOwnership.addr; _ownerships[tokenId].startTimestamp = uint64(block.timestamp); _ownerships[tokenId].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; if (_ownerships[nextTokenId].addr == address(0)) { // This will suffice for checking _exists(nextTokenId), // as a burned slot cannot contain the zero address. if (nextTokenId < _currentIndex) { _ownerships[nextTokenId].addr = prevOwnership.addr; _ownerships[nextTokenId].startTimestamp = prevOwnership.startTimestamp; } } } emit Transfer(prevOwnership.addr, address(0), tokenId); _afterTokenTransfers(prevOwnership.addr, 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/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 tokenId); /** * @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); }
// 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 (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { // On the first call to nonReentrant, _notEntered will be true require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; _; // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (interfaces/IERC2981.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Interface for the NFT Royalty Standard */ interface IERC2981 is IERC165 { /** * @dev Called with the sale price to determine how much royalty is owed and to whom. * @param tokenId - the NFT asset queried for royalty information * @param salePrice - the sale price of the NFT asset specified by `tokenId` * @return receiver - address of who should be sent the royalty payment * @return royaltyAmount - the royalty payment amount for `salePrice` */ function royaltyInfo(uint256 tokenId, uint256 salePrice) external view returns (address receiver, uint256 royaltyAmount); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (interfaces/IERC165.sol) pragma solidity ^0.8.0; import "../utils/introspection/IERC165.sol";
// 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": "istanbul", "libraries": {}, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"_base","type":"string"},{"internalType":"string","name":"_suffix","type":"string"}],"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":"ExceedsMaxPerAddress","type":"error"},{"inputs":[],"name":"ExceedsMaxSupply","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"MintedQueryForZeroAddress","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"SaleNotOpen","type":"error"},{"inputs":[],"name":"SignatureNotValid","type":"error"},{"inputs":[],"name":"TokenDoesNotExist","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"WrongEtherAmountSent","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":"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":"AIRDROP_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_PER_WALLET","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PRICE_PER_NFT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ROYALTY_PERCENT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"THEODORU_ADDRESS","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"airdrop","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":"enum Skulltoons.ContractState","name":"_state","type":"uint8"}],"name":"changeContractState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"},{"internalType":"uint256","name":"maxMintAmount","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"claim","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"currentState","outputs":[{"internalType":"enum Skulltoons.ContractState","name":"","type":"uint8"}],"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":"quantity","type":"uint256"}],"name":"getNFTPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"royaltyAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","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":"royaltyAmount","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":"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":"_base","type":"string"},{"internalType":"string","name":"_suffix","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_royaltyAddress","type":"address"},{"internalType":"uint256","name":"_royaltyPercent","type":"uint256"}],"name":"setRoyalties","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":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_signVersion","type":"string"}],"name":"updateSignVersion","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_signer","type":"address"}],"name":"updateSigner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000002468747470733a2f2f736b756c6c746f6f6e732e73332e616d617a6f6e6177732e636f6d2f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000052e6a736f6e000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : _base (string): https://skulltoons.s3.amazonaws.com/
Arg [1] : _suffix (string): .json
-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000024
Arg [3] : 68747470733a2f2f736b756c6c746f6f6e732e73332e616d617a6f6e6177732e
Arg [4] : 636f6d2f00000000000000000000000000000000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000005
Arg [6] : 2e6a736f6e000000000000000000000000000000000000000000000000000000
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.