Overview
TokenID
13830403608646500781
Total Transfers
-
Market
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract
Loading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
SmartNft
Compiler Version
v0.8.19+commit.7dd6d404
Optimization Enabled:
Yes with 100 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.19; import "@openzeppelin/contracts/token/ERC721/ERC721.sol"; import "@openzeppelin/contracts/access/AccessControl.sol"; import "@openzeppelin/contracts/utils/Address.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "../utils/ContractKeys.sol"; import "../interfaces/INftfiHub.sol"; /** * @title SmartNft * @author NFTfi * @dev An ERC721 token which represents a very basic implementation of the NFTfi V2 SmartNFT. */ contract SmartNft is ERC721, AccessControl { using Address for address; using Strings for uint256; /** * @dev This struct contains data needed to find the loan linked to a SmartNft. */ struct Loan { address loanCoordinator; uint256 loanId; } /* ******* */ /* STORAGE */ /* ******* */ bytes32 public constant LOAN_COORDINATOR_ROLE = keccak256("LOAN_COORDINATOR_ROLE"); bytes32 public constant BASE_URI_ROLE = keccak256("BASE_URI_ROLE"); INftfiHub public immutable hub; // smartNftId => Loan mapping(uint256 => Loan) public loans; string public baseURI; /** * @dev Grants the contract the default admin role to `_admin`. * Grants LOAN_COORDINATOR_ROLE to `_loanCoordinator`. * * @param _admin - Account to set as the admin of roles * @param _nftfiHub - Address of the NftfiHub contract * @param _loanCoordinator - Initial loan coordinator * @param _name - Name for the SmarNFT * @param _symbol - Symbol for the SmarNFT * @param _customBaseURI - Base URI for the SmarNFT */ constructor( address _admin, address _nftfiHub, address _loanCoordinator, string memory _name, string memory _symbol, string memory _customBaseURI ) ERC721(_name, _symbol) { _setupRole(DEFAULT_ADMIN_ROLE, _admin); _setupRole(BASE_URI_ROLE, _admin); _setupRole(LOAN_COORDINATOR_ROLE, _loanCoordinator); _setBaseURI(_customBaseURI); hub = INftfiHub(_nftfiHub); } /** * @dev Grants LOAN_COORDINATOR_ROLE to `_account`. * * Requirements: * * - the caller must have ``role``'s admin role. */ function setLoanCoordinator(address _account) external { grantRole(LOAN_COORDINATOR_ROLE, _account); } /** * @dev Mints a new token with `_tokenId` and assigne to `_to`. * * Requirements: * * - the caller must have `LOAN_COORDINATOR_ROLE` role. * * @param _to The address reciving the SmartNft * @param _tokenId The id of the new SmartNft * @param _data Up to the first 32 bytes contains an integer which represents the loanId linked to the SmartNft */ function mint( address _to, uint256 _tokenId, bytes calldata _data ) external onlyRole(LOAN_COORDINATOR_ROLE) { require(_data.length > 0, "data must contain loanId"); uint256 loanId = abi.decode(_data, (uint256)); loans[_tokenId] = Loan({loanCoordinator: msg.sender, loanId: loanId}); _safeMint(_to, _tokenId, _data); } /** * @dev Burns `_tokenId` token. * * Requirements: * * - the caller must have `LOAN_COORDINATOR_ROLE` role. */ function burn(uint256 _tokenId) external onlyRole(LOAN_COORDINATOR_ROLE) { _burn(_tokenId); } /** * @dev Sets baseURI. * @param _customBaseURI - Base URI for the SmarNFT */ function setBaseURI(string memory _customBaseURI) external onlyRole(BASE_URI_ROLE) { _setBaseURI(_customBaseURI); } function exists(uint256 _tokenId) external view returns (bool) { return _exists(_tokenId); } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 _interfaceId) public view virtual override(ERC721, AccessControl) returns (bool) { return super.supportsInterface(_interfaceId); } /** * @dev Sets baseURI. */ function _setBaseURI(string memory _customBaseURI) internal virtual { baseURI = bytes(_customBaseURI).length > 0 ? string(abi.encodePacked(_customBaseURI, _getChainID().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`. */ function _baseURI() internal view virtual override returns (string memory) { return baseURI; } /** * @dev This function gets the current chain ID. */ function _getChainID() internal view returns (uint256) { uint256 id; // solhint-disable-next-line no-inline-assembly assembly { id := chainid() } return id; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (access/AccessControl.sol) pragma solidity ^0.8.0; import "./IAccessControl.sol"; import "../utils/Context.sol"; import "../utils/Strings.sol"; import "../utils/introspection/ERC165.sol"; /** * @dev Contract module that allows children to implement role-based access * control mechanisms. This is a lightweight version that doesn't allow enumerating role * members except through off-chain means by accessing the contract event logs. Some * applications may benefit from on-chain enumerability, for those cases see * {AccessControlEnumerable}. * * Roles are referred to by their `bytes32` identifier. These should be exposed * in the external API and be unique. The best way to achieve this is by * using `public constant` hash digests: * * ```solidity * bytes32 public constant MY_ROLE = keccak256("MY_ROLE"); * ``` * * Roles can be used to represent a set of permissions. To restrict access to a * function call, use {hasRole}: * * ```solidity * function foo() public { * require(hasRole(MY_ROLE, msg.sender)); * ... * } * ``` * * Roles can be granted and revoked dynamically via the {grantRole} and * {revokeRole} functions. Each role has an associated admin role, and only * accounts that have a role's admin role can call {grantRole} and {revokeRole}. * * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means * that only accounts with this role will be able to grant or revoke other * roles. More complex role relationships can be created by using * {_setRoleAdmin}. * * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to * grant and revoke this role. Extra precautions should be taken to secure * accounts that have been granted it. We recommend using {AccessControlDefaultAdminRules} * to enforce additional security measures for this role. */ abstract contract AccessControl is Context, IAccessControl, ERC165 { struct RoleData { mapping(address => bool) members; bytes32 adminRole; } mapping(bytes32 => RoleData) private _roles; bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00; /** * @dev Modifier that checks that an account has a specific role. Reverts * with a standardized message including the required role. * * The format of the revert reason is given by the following regular expression: * * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/ * * _Available since v4.1._ */ modifier onlyRole(bytes32 role) { _checkRole(role); _; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId); } /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) public view virtual override returns (bool) { return _roles[role].members[account]; } /** * @dev Revert with a standard message if `_msgSender()` is missing `role`. * Overriding this function changes the behavior of the {onlyRole} modifier. * * Format of the revert message is described in {_checkRole}. * * _Available since v4.6._ */ function _checkRole(bytes32 role) internal view virtual { _checkRole(role, _msgSender()); } /** * @dev Revert with a standard message if `account` is missing `role`. * * The format of the revert reason is given by the following regular expression: * * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/ */ function _checkRole(bytes32 role, address account) internal view virtual { if (!hasRole(role, account)) { revert( string( abi.encodePacked( "AccessControl: account ", Strings.toHexString(account), " is missing role ", Strings.toHexString(uint256(role), 32) ) ) ); } } /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) { return _roles[role].adminRole; } /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. * * May emit a {RoleGranted} event. */ function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) { _grantRole(role, account); } /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. * * May emit a {RoleRevoked} event. */ function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) { _revokeRole(role, account); } /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been revoked `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `account`. * * May emit a {RoleRevoked} event. */ function renounceRole(bytes32 role, address account) public virtual override { require(account == _msgSender(), "AccessControl: can only renounce roles for self"); _revokeRole(role, account); } /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. Note that unlike {grantRole}, this function doesn't perform any * checks on the calling account. * * May emit a {RoleGranted} event. * * [WARNING] * ==== * This function should only be called from the constructor when setting * up the initial roles for the system. * * Using this function in any other way is effectively circumventing the admin * system imposed by {AccessControl}. * ==== * * NOTE: This function is deprecated in favor of {_grantRole}. */ function _setupRole(bytes32 role, address account) internal virtual { _grantRole(role, account); } /** * @dev Sets `adminRole` as ``role``'s admin role. * * Emits a {RoleAdminChanged} event. */ function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual { bytes32 previousAdminRole = getRoleAdmin(role); _roles[role].adminRole = adminRole; emit RoleAdminChanged(role, previousAdminRole, adminRole); } /** * @dev Grants `role` to `account`. * * Internal function without access restriction. * * May emit a {RoleGranted} event. */ function _grantRole(bytes32 role, address account) internal virtual { if (!hasRole(role, account)) { _roles[role].members[account] = true; emit RoleGranted(role, account, _msgSender()); } } /** * @dev Revokes `role` from `account`. * * Internal function without access restriction. * * May emit a {RoleRevoked} event. */ function _revokeRole(bytes32 role, address account) internal virtual { if (hasRole(role, account)) { _roles[role].members[account] = false; emit RoleRevoked(role, account, _msgSender()); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol) pragma solidity ^0.8.0; /** * @dev External interface of AccessControl declared to support ERC165 detection. */ interface IAccessControl { /** * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole` * * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite * {RoleAdminChanged} not being emitted signaling this. * * _Available since v3.1._ */ event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole); /** * @dev Emitted when `account` is granted `role`. * * `sender` is the account that originated the contract call, an admin role * bearer except when using {AccessControl-_setupRole}. */ event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Emitted when `account` is revoked `role`. * * `sender` is the account that originated the contract call: * - if using `revokeRole`, it is the admin role bearer * - if using `renounceRole`, it is the role bearer (i.e. `account`) */ event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) external view returns (bool); /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {AccessControl-_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) external view returns (bytes32); /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function grantRole(bytes32 role, address account) external; /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function revokeRole(bytes32 role, address account) external; /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been granted `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `account`. */ function renounceRole(bytes32 role, address account) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC721/ERC721.sol) pragma solidity ^0.8.0; import "./IERC721.sol"; import "./IERC721Receiver.sol"; import "./extensions/IERC721Metadata.sol"; import "../../utils/Address.sol"; import "../../utils/Context.sol"; import "../../utils/Strings.sol"; import "../../utils/introspection/ERC165.sol"; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */ contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _owners; // Mapping owner address to token count mapping(address => uint256) private _balances; // Mapping from token ID to approved address mapping(uint256 => address) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; /** * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view virtual override returns (uint256) { require(owner != address(0), "ERC721: address zero is not a valid owner"); return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { address owner = _ownerOf(tokenId); require(owner != address(0), "ERC721: invalid token ID"); return owner; } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { _requireMinted(tokenId); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ERC721.ownerOf(tokenId); require(to != owner, "ERC721: approval to current owner"); require( _msgSender() == owner || isApprovedForAll(owner, _msgSender()), "ERC721: approve caller is not token owner or approved for all" ); _approve(to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { _requireMinted(tokenId); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { _setApprovalForAll(_msgSender(), operator, approved); } /** * @dev See {IERC721-isApprovedForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev See {IERC721-transferFrom}. */ function transferFrom(address from, address to, uint256 tokenId) public virtual override { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved"); _transfer(from, to, tokenId); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom(address from, address to, uint256 tokenId) public virtual override { safeTransferFrom(from, to, tokenId, ""); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory data) public virtual override { require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved"); _safeTransfer(from, to, tokenId, data); } /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * `data` is additional data, it has no specified format and it is sent in call to `to`. * * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g. * implement alternative mechanisms to perform token transfer, such as signature-based. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeTransfer(address from, address to, uint256 tokenId, bytes memory data) internal virtual { _transfer(from, to, tokenId); require(_checkOnERC721Received(from, to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer"); } /** * @dev Returns the owner of the `tokenId`. Does NOT revert if token doesn't exist */ function _ownerOf(uint256 tokenId) internal view virtual returns (address) { return _owners[tokenId]; } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted (`_mint`), * and stop existing when they are burned (`_burn`). */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _ownerOf(tokenId) != address(0); } /** * @dev Returns whether `spender` is allowed to manage `tokenId`. * * Requirements: * * - `tokenId` must exist. */ function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) { address owner = ERC721.ownerOf(tokenId); return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender); } /** * @dev Safely mints `tokenId` and transfers it to `to`. * * Requirements: * * - `tokenId` must not exist. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeMint(address to, uint256 tokenId) internal virtual { _safeMint(to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ function _safeMint(address to, uint256 tokenId, bytes memory data) internal virtual { _mint(to, tokenId); require( _checkOnERC721Received(address(0), to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer" ); } /** * @dev Mints `tokenId` and transfers it to `to`. * * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible * * Requirements: * * - `tokenId` must not exist. * - `to` cannot be the zero address. * * Emits a {Transfer} event. */ function _mint(address to, uint256 tokenId) internal virtual { require(to != address(0), "ERC721: mint to the zero address"); require(!_exists(tokenId), "ERC721: token already minted"); _beforeTokenTransfer(address(0), to, tokenId, 1); // Check that tokenId was not minted by `_beforeTokenTransfer` hook require(!_exists(tokenId), "ERC721: token already minted"); unchecked { // Will not overflow unless all 2**256 token ids are minted to the same owner. // Given that tokens are minted one by one, it is impossible in practice that // this ever happens. Might change if we allow batch minting. // The ERC fails to describe this case. _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(address(0), to, tokenId); _afterTokenTransfer(address(0), to, tokenId, 1); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * This is an internal function that does not check if the sender is authorized to operate on the token. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { address owner = ERC721.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId, 1); // Update ownership in case tokenId was transferred by `_beforeTokenTransfer` hook owner = ERC721.ownerOf(tokenId); // Clear approvals delete _tokenApprovals[tokenId]; unchecked { // Cannot overflow, as that would require more tokens to be burned/transferred // out than the owner initially received through minting and transferring in. _balances[owner] -= 1; } delete _owners[tokenId]; emit Transfer(owner, address(0), tokenId); _afterTokenTransfer(owner, address(0), tokenId, 1); } /** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer(address from, address to, uint256 tokenId) internal virtual { require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId, 1); // Check that tokenId was not transferred by `_beforeTokenTransfer` hook require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); // Clear approvals from the previous owner delete _tokenApprovals[tokenId]; unchecked { // `_balances[from]` cannot overflow for the same reason as described in `_burn`: // `from`'s balance is the number of token held, which is at least one before the current // transfer. // `_balances[to]` could overflow in the conditions described in `_mint`. That would require // all 2**256 token ids to be minted, which in practice is impossible. _balances[from] -= 1; _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(from, to, tokenId); _afterTokenTransfer(from, to, tokenId, 1); } /** * @dev Approve `to` to operate on `tokenId` * * Emits an {Approval} event. */ function _approve(address to, uint256 tokenId) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(ERC721.ownerOf(tokenId), to, tokenId); } /** * @dev Approve `operator` to operate on all of `owner` tokens * * Emits an {ApprovalForAll} event. */ function _setApprovalForAll(address owner, address operator, bool approved) internal virtual { require(owner != operator, "ERC721: approve to caller"); _operatorApprovals[owner][operator] = approved; emit ApprovalForAll(owner, operator, approved); } /** * @dev Reverts if the `tokenId` has not been minted yet. */ function _requireMinted(uint256 tokenId) internal view virtual { require(_exists(tokenId), "ERC721: invalid token ID"); } /** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address. * The call is not executed if the target address is not a contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param tokenId uint256 ID of the token to be transferred * @param data bytes optional data to send along with the call * @return bool whether the call correctly returned the expected magic value */ function _checkOnERC721Received( address from, address to, uint256 tokenId, bytes memory data ) private returns (bool) { if (to.isContract()) { try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) { return retval == IERC721Receiver.onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert("ERC721: transfer to non ERC721Receiver implementer"); } else { /// @solidity memory-safe-assembly assembly { revert(add(32, reason), mload(reason)) } } } } else { return true; } } /** * @dev Hook that is called before any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens will be transferred to `to`. * - When `from` is zero, the tokens will be minted for `to`. * - When `to` is zero, ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer(address from, address to, uint256 firstTokenId, uint256 batchSize) internal virtual {} /** * @dev Hook that is called after any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens were transferred to `to`. * - When `from` is zero, the tokens were minted for `to`. * - When `to` is zero, ``from``'s tokens were burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _afterTokenTransfer(address from, address to, uint256 firstTokenId, uint256 batchSize) internal virtual {} /** * @dev Unsafe write access to the balances, used by extensions that "mint" tokens using an {ownerOf} override. * * WARNING: Anyone calling this MUST ensure that the balances remain consistent with the ownership. The invariant * being 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`. */ // solhint-disable-next-line func-name-mixedcase function __unsafe_increaseBalance(address account, uint256 amount) internal { _balances[account] += amount; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity ^0.8.0; import "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external; /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721 * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must * understand this adds an external call which potentially creates a reentrancy vulnerability. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 tokenId) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * * Furthermore, `isContract` will also return true if the target contract within * the same transaction is already scheduled for destruction by `SELFDESTRUCT`, * which only has an effect at the end of a transaction. * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://consensys.net/diligence/blog/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/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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/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/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { // 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. require(denominator > prod1, "Math: mulDiv overflow"); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10 ** 64) { value /= 10 ** 64; result += 64; } if (value >= 10 ** 32) { value /= 10 ** 32; result += 32; } if (value >= 10 ** 16) { value /= 10 ** 16; result += 16; } if (value >= 10 ** 8) { value /= 10 ** 8; result += 8; } if (value >= 10 ** 4) { value /= 10 ** 4; result += 4; } if (value >= 10 ** 2) { value /= 10 ** 2; result += 2; } if (value >= 10 ** 1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10 ** result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 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 + (rounding == Rounding.Up && 1 << (result << 3) < value ? 1 : 0); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.0; /** * @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); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; import "./math/SignedMath.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `int256` to its ASCII `string` decimal representation. */ function toString(int256 value) internal pure returns (string memory) { return string(abi.encodePacked(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) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } /** * @dev Returns true if the two strings are equal. */ function equal(string memory a, string memory b) internal pure returns (bool) { return keccak256(bytes(a)) == keccak256(bytes(b)); } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.19; /** * @title INftfiHub * @author NFTfi * @dev NftfiHub interface */ interface INftfiHub { function setContract(string calldata _contractKey, address _contractAddress) external; function getContract(bytes32 _contractKey) external view returns (address); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.19; /** * @title ContractKeys * @author NFTfi * @dev Common library for contract keys */ library ContractKeys { bytes32 public constant PERMITTED_ERC20S = bytes32("PERMITTED_ERC20S"); bytes32 public constant PERMITTED_NFTS = bytes32("PERMITTED_NFTS"); bytes32 public constant PERMITTED_PARTNERS = bytes32("PERMITTED_PARTNERS"); bytes32 public constant NFT_TYPE_REGISTRY = bytes32("NFT_TYPE_REGISTRY"); bytes32 public constant LOAN_REGISTRY = bytes32("LOAN_REGISTRY"); bytes32 public constant PERMITTED_SNFT_RECEIVER = bytes32("PERMITTED_SNFT_RECEIVER"); /** * @notice Returns the bytes32 representation of a string * @param _key the string key * @return id bytes32 representation */ function getIdFromStringKey(string memory _key) external pure returns (bytes32 id) { require(bytes(_key).length <= 32, "invalid key"); // solhint-disable-next-line no-inline-assembly assembly { id := mload(add(_key, 32)) } } }
{ "metadata": { "bytecodeHash": "none", "useLiteralContent": true }, "optimizer": { "enabled": true, "runs": 100 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_admin","type":"address"},{"internalType":"address","name":"_nftfiHub","type":"address"},{"internalType":"address","name":"_loanCoordinator","type":"address"},{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"string","name":"_customBaseURI","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"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":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","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":"BASE_URI_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"LOAN_COORDINATOR_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"exists","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"hub","outputs":[{"internalType":"contract INftfiHub","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":"uint256","name":"","type":"uint256"}],"name":"loans","outputs":[{"internalType":"address","name":"loanCoordinator","type":"address"},{"internalType":"uint256","name":"loanId","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"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":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","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":"_customBaseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"setLoanCoordinator","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"_interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","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)
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
-----Decoded View---------------
Arg [0] : _admin (address): 0xDcA17eeDc1aa3dbB14361678566b2dA5A1Bb4C31
Arg [1] : _nftfiHub (address): 0x4deAcdDEF0E6ada9a35e360126181C75fA7F8EdA
Arg [2] : _loanCoordinator (address): 0x329E090aCE410aC8D86f1f0c2a13486884E7072a
Arg [3] : _name (string): NFTfi Promissory Note
Arg [4] : _symbol (string): PNNFI
Arg [5] : _customBaseURI (string): https://metadata.nftfi.com/loans/v2/promissory/
-----Encoded View---------------
13 Constructor Arguments found :
Arg [0] : 000000000000000000000000dca17eedc1aa3dbb14361678566b2da5a1bb4c31
Arg [1] : 0000000000000000000000004deacddef0e6ada9a35e360126181c75fa7f8eda
Arg [2] : 000000000000000000000000329e090ace410ac8d86f1f0c2a13486884e7072a
Arg [3] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000100
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000140
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000015
Arg [7] : 4e465466692050726f6d6973736f7279204e6f74650000000000000000000000
Arg [8] : 0000000000000000000000000000000000000000000000000000000000000005
Arg [9] : 504e4e4649000000000000000000000000000000000000000000000000000000
Arg [10] : 000000000000000000000000000000000000000000000000000000000000002f
Arg [11] : 68747470733a2f2f6d657461646174612e6e667466692e636f6d2f6c6f616e73
Arg [12] : 2f76322f70726f6d6973736f72792f0000000000000000000000000000000000
Loading...
Loading
Loading...
Loading
[ 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.