ERC-721
Overview
Max Total Supply
366 HUE-IMG
Holders
201
Market
Volume (24H)
0.7275 ETH
Min Price (24H)
$357.79 @ 0.100000 ETH
Max Price (24H)
$733.11 @ 0.204900 ETH
Other Info
Token Contract
Balance
0 HUE-IMGLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Source Code Verified (Exact Match)
Contract Name:
HeuristImaginaries
Compiler Version
v0.8.24+commit.e11b9ed9
Optimization Enabled:
Yes with 200 runs
Other Settings:
london EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol"; import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; contract HeuristImaginaries is ERC721Enumerable, Ownable { using Strings for uint256; mapping(bytes => bool) public signatureUsed; uint256 immutable MAX_SUPPLY = 500; string private baseTokenURI; event Claimed(address indexed recipient, uint256 indexed tokenId); constructor(string memory name, string memory symbol, string memory baseURI) ERC721(name, symbol) Ownable(msg.sender) { baseTokenURI = baseURI; } function recoverSigner(bytes32 hash, bytes memory signature) public pure returns (address) { bytes32 messageDigest = keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)); return ECDSA.recover(messageDigest, signature); } function claimNFT(bytes32 hash, bytes memory signature) external { require(hash == keccak256(abi.encodePacked(msg.sender)), "Hash mismatch"); require(recoverSigner(hash, signature) == owner(), "Not allowed"); require(!signatureUsed[signature], "Signature used"); require(totalSupply() < MAX_SUPPLY, "Max supply"); signatureUsed[signature] = true; uint256 tokenId = totalSupply() + 1; _safeMint(msg.sender, tokenId); emit Claimed(msg.sender, tokenId); } function mint(address to) external onlyOwner { require(totalSupply() < MAX_SUPPLY, "Max supply"); uint256 tokenId = totalSupply() + 1; _safeMint(to, tokenId); emit Claimed(to, tokenId); } function _baseURI() internal view override returns (string memory) { return baseTokenURI; } function setBaseURI(string calldata baseURI) external onlyOwner { baseTokenURI = baseURI; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol) pragma solidity ^0.8.20; import {Context} from "../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. * * The initial owner is set to the address provided by the deployer. 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; /** * @dev The caller account is not authorized to perform an operation. */ error OwnableUnauthorizedAccount(address account); /** * @dev The owner is not a valid owner account. (eg. `address(0)`) */ error OwnableInvalidOwner(address owner); event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the address provided by the deployer as the initial owner. */ constructor(address initialOwner) { if (initialOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(initialOwner); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { if (owner() != _msgSender()) { revert OwnableUnauthorizedAccount(_msgSender()); } } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling 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 { if (newOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC6093.sol) pragma solidity ^0.8.20; /** * @dev Standard ERC20 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC20 tokens. */ interface IERC20Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC20InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC20InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers. * @param spender Address that may be allowed to operate on tokens without being their owner. * @param allowance Amount of tokens a `spender` is allowed to operate with. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC20InvalidApprover(address approver); /** * @dev Indicates a failure with the `spender` to be approved. Used in approvals. * @param spender Address that may be allowed to operate on tokens without being their owner. */ error ERC20InvalidSpender(address spender); } /** * @dev Standard ERC721 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC721 tokens. */ interface IERC721Errors { /** * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20. * Used in balance queries. * @param owner Address of the current owner of a token. */ error ERC721InvalidOwner(address owner); /** * @dev Indicates a `tokenId` whose `owner` is the zero address. * @param tokenId Identifier number of a token. */ error ERC721NonexistentToken(uint256 tokenId); /** * @dev Indicates an error related to the ownership over a particular token. Used in transfers. * @param sender Address whose tokens are being transferred. * @param tokenId Identifier number of a token. * @param owner Address of the current owner of a token. */ error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC721InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC721InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param tokenId Identifier number of a token. */ error ERC721InsufficientApproval(address operator, uint256 tokenId); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC721InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC721InvalidOperator(address operator); } /** * @dev Standard ERC1155 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC1155 tokens. */ interface IERC1155Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. * @param tokenId Identifier number of a token. */ error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC1155InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC1155InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param owner Address of the current owner of a token. */ error ERC1155MissingApprovalForAll(address operator, address owner); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC1155InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC1155InvalidOperator(address operator); /** * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation. * Used in batch transfers. * @param idsLength Length of the array of token identifiers * @param valuesLength Length of the array of token amounts */ error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC721/ERC721.sol) pragma solidity ^0.8.20; import {IERC721} from "./IERC721.sol"; import {IERC721Receiver} from "./IERC721Receiver.sol"; import {IERC721Metadata} from "./extensions/IERC721Metadata.sol"; import {Context} from "../../utils/Context.sol"; import {Strings} from "../../utils/Strings.sol"; import {IERC165, ERC165} from "../../utils/introspection/ERC165.sol"; import {IERC721Errors} from "../../interfaces/draft-IERC6093.sol"; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */ abstract contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Errors { using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; mapping(uint256 tokenId => address) private _owners; mapping(address owner => uint256) private _balances; mapping(uint256 tokenId => address) private _tokenApprovals; mapping(address owner => mapping(address operator => bool)) private _operatorApprovals; /** * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view virtual returns (uint256) { if (owner == address(0)) { revert ERC721InvalidOwner(address(0)); } return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view virtual returns (address) { return _requireOwned(tokenId); } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual returns (string memory) { _requireOwned(tokenId); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string.concat(baseURI, tokenId.toString()) : ""; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public virtual { _approve(to, tokenId, _msgSender()); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual returns (address) { _requireOwned(tokenId); return _getApproved(tokenId); } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual { _setApprovalForAll(_msgSender(), operator, approved); } /** * @dev See {IERC721-isApprovedForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev See {IERC721-transferFrom}. */ function transferFrom(address from, address to, uint256 tokenId) public virtual { if (to == address(0)) { revert ERC721InvalidReceiver(address(0)); } // Setting an "auth" arguments enables the `_isAuthorized` check which verifies that the token exists // (from != 0). Therefore, it is not needed to verify that the return value is not 0 here. address previousOwner = _update(to, tokenId, _msgSender()); if (previousOwner != from) { revert ERC721IncorrectOwner(from, tokenId, previousOwner); } } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom(address from, address to, uint256 tokenId) public { safeTransferFrom(from, to, tokenId, ""); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory data) public virtual { transferFrom(from, to, tokenId); _checkOnERC721Received(from, to, tokenId, data); } /** * @dev Returns the owner of the `tokenId`. Does NOT revert if token doesn't exist * * IMPORTANT: Any overrides to this function that add ownership of tokens not tracked by the * core ERC721 logic MUST be matched with the use of {_increaseBalance} to keep balances * consistent with ownership. The invariant to preserve is that for any address `a` the value returned by * `balanceOf(a)` must be equal to the number of tokens such that `_ownerOf(tokenId)` is `a`. */ function _ownerOf(uint256 tokenId) internal view virtual returns (address) { return _owners[tokenId]; } /** * @dev Returns the approved address for `tokenId`. Returns 0 if `tokenId` is not minted. */ function _getApproved(uint256 tokenId) internal view virtual returns (address) { return _tokenApprovals[tokenId]; } /** * @dev Returns whether `spender` is allowed to manage `owner`'s tokens, or `tokenId` in * particular (ignoring whether it is owned by `owner`). * * WARNING: This function assumes that `owner` is the actual owner of `tokenId` and does not verify this * assumption. */ function _isAuthorized(address owner, address spender, uint256 tokenId) internal view virtual returns (bool) { return spender != address(0) && (owner == spender || isApprovedForAll(owner, spender) || _getApproved(tokenId) == spender); } /** * @dev Checks if `spender` can operate on `tokenId`, assuming the provided `owner` is the actual owner. * Reverts if `spender` does not have approval from the provided `owner` for the given token or for all its assets * the `spender` for the specific `tokenId`. * * WARNING: This function assumes that `owner` is the actual owner of `tokenId` and does not verify this * assumption. */ function _checkAuthorized(address owner, address spender, uint256 tokenId) internal view virtual { if (!_isAuthorized(owner, spender, tokenId)) { if (owner == address(0)) { revert ERC721NonexistentToken(tokenId); } else { revert ERC721InsufficientApproval(spender, tokenId); } } } /** * @dev Unsafe write access to the balances, used by extensions that "mint" tokens using an {ownerOf} override. * * NOTE: the value is limited to type(uint128).max. This protect against _balance overflow. It is unrealistic that * a uint256 would ever overflow from increments when these increments are bounded to uint128 values. * * WARNING: Increasing an account's balance using this function tends to be paired with an override of the * {_ownerOf} function to resolve the ownership of the corresponding tokens so that balances and ownership * remain consistent with one another. */ function _increaseBalance(address account, uint128 value) internal virtual { unchecked { _balances[account] += value; } } /** * @dev Transfers `tokenId` from its current owner to `to`, or alternatively mints (or burns) if the current owner * (or `to`) is the zero address. Returns the owner of the `tokenId` before the update. * * The `auth` argument is optional. If the value passed is non 0, then this function will check that * `auth` is either the owner of the token, or approved to operate on the token (by the owner). * * Emits a {Transfer} event. * * NOTE: If overriding this function in a way that tracks balances, see also {_increaseBalance}. */ function _update(address to, uint256 tokenId, address auth) internal virtual returns (address) { address from = _ownerOf(tokenId); // Perform (optional) operator check if (auth != address(0)) { _checkAuthorized(from, auth, tokenId); } // Execute the update if (from != address(0)) { // Clear approval. No need to re-authorize or emit the Approval event _approve(address(0), tokenId, address(0), false); unchecked { _balances[from] -= 1; } } if (to != address(0)) { unchecked { _balances[to] += 1; } } _owners[tokenId] = to; emit Transfer(from, to, tokenId); return from; } /** * @dev Mints `tokenId` and transfers it to `to`. * * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible * * Requirements: * * - `tokenId` must not exist. * - `to` cannot be the zero address. * * Emits a {Transfer} event. */ function _mint(address to, uint256 tokenId) internal { if (to == address(0)) { revert ERC721InvalidReceiver(address(0)); } address previousOwner = _update(to, tokenId, address(0)); if (previousOwner != address(0)) { revert ERC721InvalidSender(address(0)); } } /** * @dev Mints `tokenId`, transfers it to `to` and checks for `to` acceptance. * * Requirements: * * - `tokenId` must not exist. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeMint(address to, uint256 tokenId) internal { _safeMint(to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ function _safeMint(address to, uint256 tokenId, bytes memory data) internal virtual { _mint(to, tokenId); _checkOnERC721Received(address(0), to, tokenId, data); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * This is an internal function that does not check if the sender is authorized to operate on the token. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal { address previousOwner = _update(address(0), tokenId, address(0)); if (previousOwner == address(0)) { revert ERC721NonexistentToken(tokenId); } } /** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer(address from, address to, uint256 tokenId) internal { if (to == address(0)) { revert ERC721InvalidReceiver(address(0)); } address previousOwner = _update(to, tokenId, address(0)); if (previousOwner == address(0)) { revert ERC721NonexistentToken(tokenId); } else if (previousOwner != from) { revert ERC721IncorrectOwner(from, tokenId, previousOwner); } } /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking that contract recipients * are aware of the ERC721 standard to prevent tokens from being forever locked. * * `data` is additional data, it has no specified format and it is sent in call to `to`. * * This internal function is like {safeTransferFrom} in the sense that it invokes * {IERC721Receiver-onERC721Received} on the receiver, and can be used to e.g. * implement alternative mechanisms to perform token transfer, such as signature-based. * * Requirements: * * - `tokenId` token must exist and be owned by `from`. * - `to` cannot be the zero address. * - `from` cannot be the zero address. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeTransfer(address from, address to, uint256 tokenId) internal { _safeTransfer(from, to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeTransfer-address-address-uint256-}[`_safeTransfer`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ function _safeTransfer(address from, address to, uint256 tokenId, bytes memory data) internal virtual { _transfer(from, to, tokenId); _checkOnERC721Received(from, to, tokenId, data); } /** * @dev Approve `to` to operate on `tokenId` * * The `auth` argument is optional. If the value passed is non 0, then this function will check that `auth` is * either the owner of the token, or approved to operate on all tokens held by this owner. * * Emits an {Approval} event. * * Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument. */ function _approve(address to, uint256 tokenId, address auth) internal { _approve(to, tokenId, auth, true); } /** * @dev Variant of `_approve` with an optional flag to enable or disable the {Approval} event. The event is not * emitted in the context of transfers. */ function _approve(address to, uint256 tokenId, address auth, bool emitEvent) internal virtual { // Avoid reading the owner unless necessary if (emitEvent || auth != address(0)) { address owner = _requireOwned(tokenId); // We do not use _isAuthorized because single-token approvals should not be able to call approve if (auth != address(0) && owner != auth && !isApprovedForAll(owner, auth)) { revert ERC721InvalidApprover(auth); } if (emitEvent) { emit Approval(owner, to, tokenId); } } _tokenApprovals[tokenId] = to; } /** * @dev Approve `operator` to operate on all of `owner` tokens * * Requirements: * - operator can't be the address zero. * * Emits an {ApprovalForAll} event. */ function _setApprovalForAll(address owner, address operator, bool approved) internal virtual { if (operator == address(0)) { revert ERC721InvalidOperator(operator); } _operatorApprovals[owner][operator] = approved; emit ApprovalForAll(owner, operator, approved); } /** * @dev Reverts if the `tokenId` doesn't have a current owner (it hasn't been minted, or it has been burned). * Returns the owner. * * Overrides to ownership logic should be done to {_ownerOf}. */ function _requireOwned(uint256 tokenId) internal view returns (address) { address owner = _ownerOf(tokenId); if (owner == address(0)) { revert ERC721NonexistentToken(tokenId); } return owner; } /** * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target address. This will revert if the * recipient doesn't accept the token transfer. The call is not executed if the target address is not a contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param tokenId uint256 ID of the token to be transferred * @param data bytes optional data to send along with the call */ function _checkOnERC721Received(address from, address to, uint256 tokenId, bytes memory data) private { if (to.code.length > 0) { try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) { if (retval != IERC721Receiver.onERC721Received.selector) { revert ERC721InvalidReceiver(to); } } catch (bytes memory reason) { if (reason.length == 0) { revert ERC721InvalidReceiver(to); } else { /// @solidity memory-safe-assembly assembly { revert(add(32, reason), mload(reason)) } } } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.20; import {IERC165} from "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon * a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external; /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or * {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon * a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721 * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must * understand this adds an external call which potentially creates a reentrancy vulnerability. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 tokenId) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the address zero. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.20; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be * reverted. * * The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC721/extensions/ERC721Enumerable.sol) pragma solidity ^0.8.20; import {ERC721} from "../ERC721.sol"; import {IERC721Enumerable} from "./IERC721Enumerable.sol"; import {IERC165} from "../../../utils/introspection/ERC165.sol"; /** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds enumerability * of all the token ids in the contract as well as all token ids owned by each account. * * CAUTION: `ERC721` extensions that implement custom `balanceOf` logic, such as `ERC721Consecutive`, * interfere with enumerability and should not be used together with `ERC721Enumerable`. */ abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { mapping(address owner => mapping(uint256 index => uint256)) private _ownedTokens; mapping(uint256 tokenId => uint256) private _ownedTokensIndex; uint256[] private _allTokens; mapping(uint256 tokenId => uint256) private _allTokensIndex; /** * @dev An `owner`'s token query was out of bounds for `index`. * * NOTE: The owner being `address(0)` indicates a global out of bounds index. */ error ERC721OutOfBoundsIndex(address owner, uint256 index); /** * @dev Batch mint is not allowed. */ error ERC721EnumerableForbiddenBatchMint(); /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) { return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}. */ function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual returns (uint256) { if (index >= balanceOf(owner)) { revert ERC721OutOfBoundsIndex(owner, index); } return _ownedTokens[owner][index]; } /** * @dev See {IERC721Enumerable-totalSupply}. */ function totalSupply() public view virtual returns (uint256) { return _allTokens.length; } /** * @dev See {IERC721Enumerable-tokenByIndex}. */ function tokenByIndex(uint256 index) public view virtual returns (uint256) { if (index >= totalSupply()) { revert ERC721OutOfBoundsIndex(address(0), index); } return _allTokens[index]; } /** * @dev See {ERC721-_update}. */ function _update(address to, uint256 tokenId, address auth) internal virtual override returns (address) { address previousOwner = super._update(to, tokenId, auth); if (previousOwner == address(0)) { _addTokenToAllTokensEnumeration(tokenId); } else if (previousOwner != to) { _removeTokenFromOwnerEnumeration(previousOwner, tokenId); } if (to == address(0)) { _removeTokenFromAllTokensEnumeration(tokenId); } else if (previousOwner != to) { _addTokenToOwnerEnumeration(to, tokenId); } return previousOwner; } /** * @dev Private function to add a token to this extension's ownership-tracking data structures. * @param to address representing the new owner of the given token ID * @param tokenId uint256 ID of the token to be added to the tokens list of the given address */ function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private { uint256 length = balanceOf(to) - 1; _ownedTokens[to][length] = tokenId; _ownedTokensIndex[tokenId] = length; } /** * @dev Private function to add a token to this extension's token tracking data structures. * @param tokenId uint256 ID of the token to be added to the tokens list */ function _addTokenToAllTokensEnumeration(uint256 tokenId) private { _allTokensIndex[tokenId] = _allTokens.length; _allTokens.push(tokenId); } /** * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for * gas optimizations e.g. when performing a transfer operation (avoiding double writes). * This has O(1) time complexity, but alters the order of the _ownedTokens array. * @param from address representing the previous owner of the given token ID * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address */ function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private { // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = balanceOf(from); uint256 tokenIndex = _ownedTokensIndex[tokenId]; // When the token to delete is the last token, the swap operation is unnecessary if (tokenIndex != lastTokenIndex) { uint256 lastTokenId = _ownedTokens[from][lastTokenIndex]; _ownedTokens[from][tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index } // This also deletes the contents at the last position of the array delete _ownedTokensIndex[tokenId]; delete _ownedTokens[from][lastTokenIndex]; } /** * @dev Private function to remove a token from this extension's token tracking data structures. * This has O(1) time complexity, but alters the order of the _allTokens array. * @param tokenId uint256 ID of the token to be removed from the tokens list */ function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private { // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = _allTokens.length - 1; uint256 tokenIndex = _allTokensIndex[tokenId]; // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding // an 'if' statement (like in _removeTokenFromOwnerEnumeration) uint256 lastTokenId = _allTokens[lastTokenIndex]; _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index // This also deletes the contents at the last position of the array delete _allTokensIndex[tokenId]; _allTokens.pop(); } /** * See {ERC721-_increaseBalance}. We need that to account tokens that were minted in batch */ function _increaseBalance(address account, uint128 amount) internal virtual override { if (amount > 0) { revert ERC721EnumerableForbiddenBatchMint(); } super._increaseBalance(account, amount); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC721/extensions/IERC721Enumerable.sol) pragma solidity ^0.8.20; import {IERC721} from "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Enumerable is IERC721 { /** * @dev Returns the total amount of tokens stored by the contract. */ function totalSupply() external view returns (uint256); /** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanceOf} to enumerate all of ``owner``'s tokens. */ function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256); /** * @dev Returns a token ID at a given `index` of all the tokens stored by the contract. * Use along with {totalSupply} to enumerate all tokens. */ function tokenByIndex(uint256 index) external view returns (uint256); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity ^0.8.20; import {IERC721} from "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol) pragma solidity ^0.8.20; /** * @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; } function _contextSuffixLength() internal view virtual returns (uint256) { return 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/Strings.sol) pragma solidity ^0.8.20; import {Math} from "./math/Math.sol"; import {SignedMath} from "./math/SignedMath.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant HEX_DIGITS = "0123456789abcdef"; uint8 private constant ADDRESS_LENGTH = 20; /** * @dev The `value` string doesn't fit in the specified `length`. */ error StringsInsufficientHexLength(uint256 value, uint256 length); /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), HEX_DIGITS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `int256` to its ASCII `string` decimal representation. */ function toStringSigned(int256 value) internal pure returns (string memory) { return string.concat(value < 0 ? "-" : "", toString(SignedMath.abs(value))); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { uint256 localValue = value; 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_DIGITS[localValue & 0xf]; localValue >>= 4; } if (localValue != 0) { revert StringsInsufficientHexLength(value, length); } return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal * representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), ADDRESS_LENGTH); } /** * @dev Returns true if the two strings are equal. */ function equal(string memory a, string memory b) internal pure returns (bool) { return bytes(a).length == bytes(b).length && keccak256(bytes(a)) == keccak256(bytes(b)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.20; /** * @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 } /** * @dev The signature derives the `address(0)`. */ error ECDSAInvalidSignature(); /** * @dev The signature has an invalid length. */ error ECDSAInvalidSignatureLength(uint256 length); /** * @dev The signature has an S value that is in the upper half order. */ error ECDSAInvalidSignatureS(bytes32 s); /** * @dev Returns the address that signed a hashed message (`hash`) with `signature` or an error. This will not * return address(0) without also returning an error description. Errors are documented using an enum (error type) * and a bytes32 providing additional information about the error. * * If no error is returned, then the address can be used for verification purposes. * * The `ecrecover` EVM precompile 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 {MessageHashUtils-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] */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError, bytes32) { if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. /// @solidity memory-safe-assembly assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else { return (address(0), RecoverError.InvalidSignatureLength, bytes32(signature.length)); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM precompile 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 {MessageHashUtils-toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, signature); _throwError(error, errorArg); 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] */ function tryRecover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address, RecoverError, bytes32) { unchecked { bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff); // We do not check for an overflow here since the shift operation results in 0 or 1. uint8 v = uint8((uint256(vs) >> 255) + 27); return tryRecover(hash, v, r, s); } } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. */ function recover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address) { (address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, r, vs); _throwError(error, errorArg); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address, RecoverError, bytes32) { // 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, s); } // 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, bytes32(0)); } return (signer, RecoverError.NoError, bytes32(0)); } /** * @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, bytes32 errorArg) = tryRecover(hash, v, r, s); _throwError(error, errorArg); return recovered; } /** * @dev Optionally reverts with the corresponding custom error according to the `error` argument provided. */ function _throwError(RecoverError error, bytes32 errorArg) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert ECDSAInvalidSignature(); } else if (error == RecoverError.InvalidSignatureLength) { revert ECDSAInvalidSignatureLength(uint256(errorArg)); } else if (error == RecoverError.InvalidSignatureS) { revert ECDSAInvalidSignatureS(errorArg); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/introspection/ERC165.sol) pragma solidity ^0.8.20; import {IERC165} from "./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); * } * ``` */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/introspection/IERC165.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/math/Math.sol) pragma solidity ^0.8.20; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { /** * @dev Muldiv operation overflow. */ error MathOverflowedMulDiv(); enum Rounding { Floor, // Toward negative infinity Ceil, // Toward positive infinity Trunc, // Toward zero Expand // Away from zero } /** * @dev Returns the addition of two unsigned integers, with an overflow flag. */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } } /** * @dev Returns the subtraction of two unsigned integers, with an overflow flag. */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b > a) return (false, 0); return (true, a - b); } } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a / b); } } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a % b); } } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds towards infinity instead * of rounding towards zero. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { if (b == 0) { // Guarantee the same behavior as in a regular Solidity division. return a / b; } // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or * denominator == 0. * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) with further edits by * Uniswap Labs also under MIT license. */ function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0 = x * y; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { // Solidity will revert if denominator == 0, unlike the div opcode on its own. // The surrounding unchecked block does not change this fact. // See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic. return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. if (denominator <= prod1) { revert MathOverflowedMulDiv(); } /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. // Always >= 1. See https://cs.stackexchange.com/q/138556/92363. uint256 twos = denominator & (0 - denominator); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also // works in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (unsignedRoundsUp(rounding) && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded * towards zero. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (unsignedRoundsUp(rounding) && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2 of a positive value rounded towards zero. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (unsignedRoundsUp(rounding) && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10 of a positive value rounded towards zero. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10 ** 64) { value /= 10 ** 64; result += 64; } if (value >= 10 ** 32) { value /= 10 ** 32; result += 32; } if (value >= 10 ** 16) { value /= 10 ** 16; result += 16; } if (value >= 10 ** 8) { value /= 10 ** 8; result += 8; } if (value >= 10 ** 4) { value /= 10 ** 4; result += 4; } if (value >= 10 ** 2) { value /= 10 ** 2; result += 2; } if (value >= 10 ** 1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (unsignedRoundsUp(rounding) && 10 ** result < value ? 1 : 0); } } /** * @dev Return the log in base 256 of a positive value rounded towards zero. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 256, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (unsignedRoundsUp(rounding) && 1 << (result << 3) < value ? 1 : 0); } } /** * @dev Returns whether a provided rounding mode is considered rounding up for unsigned integers. */ function unsignedRoundsUp(Rounding rounding) internal pure returns (bool) { return uint8(rounding) % 2 == 1; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.20; /** * @dev Standard signed math utilities missing in the Solidity language. */ library SignedMath { /** * @dev Returns the largest of two signed numbers. */ function max(int256 a, int256 b) internal pure returns (int256) { return a > b ? a : b; } /** * @dev Returns the smallest of two signed numbers. */ function min(int256 a, int256 b) internal pure returns (int256) { return a < b ? a : b; } /** * @dev Returns the average of two signed numbers without overflow. * The result is rounded towards zero. */ function average(int256 a, int256 b) internal pure returns (int256) { // Formula from the book "Hacker's Delight" int256 x = (a & b) + ((a ^ b) >> 1); return x + (int256(uint256(x) >> 255) & (a ^ b)); } /** * @dev Returns the absolute unsigned value of a signed value. */ function abs(int256 n) internal pure returns (uint256) { unchecked { // must be unchecked in order to support `n = type(int256).min` return uint256(n >= 0 ? n : -n); } } }
{ "remappings": [ "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/", "ds-test/=lib/openzeppelin-contracts/lib/forge-std/lib/ds-test/src/", "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/", "forge-std/=lib/openzeppelin-contracts/lib/forge-std/src/", "openzeppelin-contracts/=lib/openzeppelin-contracts/" ], "optimizer": { "enabled": true, "runs": 200 }, "metadata": { "bytecodeHash": "ipfs", "appendCBOR": true }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "evmVersion": "london", "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"string","name":"baseURI","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ECDSAInvalidSignature","type":"error"},{"inputs":[{"internalType":"uint256","name":"length","type":"uint256"}],"name":"ECDSAInvalidSignatureLength","type":"error"},{"inputs":[{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"ECDSAInvalidSignatureS","type":"error"},{"inputs":[],"name":"ERC721EnumerableForbiddenBatchMint","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"address","name":"owner","type":"address"}],"name":"ERC721IncorrectOwner","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ERC721InsufficientApproval","type":"error"},{"inputs":[{"internalType":"address","name":"approver","type":"address"}],"name":"ERC721InvalidApprover","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"ERC721InvalidOperator","type":"error"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"ERC721InvalidOwner","type":"error"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"}],"name":"ERC721InvalidReceiver","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"}],"name":"ERC721InvalidSender","type":"error"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ERC721NonexistentToken","type":"error"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"ERC721OutOfBoundsIndex","type":"error"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"OwnableInvalidOwner","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"OwnableUnauthorizedAccount","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":"recipient","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Claimed","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":"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":"bytes32","name":"hash","type":"bytes32"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"claimNFT","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"hash","type":"bytes32"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"recoverSigner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes","name":"","type":"bytes"}],"name":"signatureUsed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","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":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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"}]
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)
000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e000000000000000000000000000000000000000000000000000000000000000134865757269737420496d6167696e61726965730000000000000000000000000000000000000000000000000000000000000000000000000000000000000000074855452d494d4700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001f68747470733a2f2f696d6167696e61726965732e686575726973742e61692f00
-----Decoded View---------------
Arg [0] : name (string): Heurist Imaginaries
Arg [1] : symbol (string): HUE-IMG
Arg [2] : baseURI (string): https://imaginaries.heurist.ai/
-----Encoded View---------------
9 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 00000000000000000000000000000000000000000000000000000000000000e0
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000013
Arg [4] : 4865757269737420496d6167696e617269657300000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000007
Arg [6] : 4855452d494d4700000000000000000000000000000000000000000000000000
Arg [7] : 000000000000000000000000000000000000000000000000000000000000001f
Arg [8] : 68747470733a2f2f696d6167696e61726965732e686575726973742e61692f00
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.