Feature Tip: Add private address tag to any address under My Name Tag !
ERC-721
Overview
Max Total Supply
4,871 Landz
Holders
1,122
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
17 LandzLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
FeudalzLandz
Compiler Version
v0.8.7+commit.e28d00a7
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.2; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts/token/ERC721/ERC721.sol"; import "@openzeppelin/contracts/access/AccessControl.sol"; import "@openzeppelin/contracts/utils/Counters.sol"; import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Burnable.sol"; import "@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol"; contract FeudalzLandz is ERC721, EIP712, ERC721Burnable, AccessControl { using Counters for Counters.Counter; bytes32 public constant ADMIN_ROLE = keccak256("ADMIN_ROLE"); Counters.Counter private _tokenIdCounter; address _signerAddress; string _baseUri; string _contractUri; mapping (address => uint) public accountToMintedFreeTokens; uint public maxSupply = 4444; bool public isSalesActive = true; uint public price; constructor() ERC721("Feudalz Landz", "Landz") EIP712("LANDZ", "1.0.0") { _setupRole(DEFAULT_ADMIN_ROLE, msg.sender); _setupRole(ADMIN_ROLE, msg.sender); _signerAddress = 0x42bC5465F5b5D4BAa633550e205A1d7D81e6cACf; _contractUri = "ipfs://QmWBU1tS2GwVGB5gcwRQqYC9Ec4d3WPWLCXDrK8ReZhLEj"; price = 10 ether; _baseUri = "https://server.feudalz.io/landz/"; } function _baseURI() internal view override returns (string memory) { return _baseUri; } function mint(uint quantity) external payable { require(isSalesActive, "sale is not active"); require(totalSupply() + quantity <= maxSupply, "sold out"); require(msg.value >= price * quantity, "ether sent is under price"); for (uint i = 0; i < quantity; i++) { safeMint(msg.sender); } } function mint(uint quantity, address receiver) external onlyRole(ADMIN_ROLE) { require(totalSupply() + quantity <= maxSupply, "sold out"); for (uint i = 0; i < quantity; i++) { safeMint(receiver); } } function freeMint(uint quantity, uint maxFreeMints, bytes calldata signature) external { require(recoverAddress(msg.sender, maxFreeMints, signature) == _signerAddress, "user cannot mint"); require(isSalesActive, "sale is not active"); require(totalSupply() + quantity <= maxSupply, "quantity exceeds max supply"); require(quantity + accountToMintedFreeTokens[msg.sender] <= maxFreeMints, "quantity exceeds allowance"); for (uint i = 0; i < quantity; i++) { safeMint(msg.sender); } accountToMintedFreeTokens[msg.sender] += quantity; } function safeMint(address to) internal { uint256 tokenId = _tokenIdCounter.current(); _tokenIdCounter.increment(); _safeMint(to, tokenId); } function totalSupply() public view returns (uint) { return _tokenIdCounter.current(); } function contractURI() public view returns (string memory) { return _contractUri; } function setBaseURI(string memory newBaseURI) external onlyRole(ADMIN_ROLE) { _baseUri = newBaseURI; } function setContractURI(string memory newContractURI) external onlyRole(ADMIN_ROLE) { _contractUri = newContractURI; } function toggleSales() external onlyRole(ADMIN_ROLE) { isSalesActive = !isSalesActive; } function setPrice(uint newPrice) external onlyRole(ADMIN_ROLE) { price = newPrice; } function setMaxSupply(uint newMaxSupply) external onlyRole(ADMIN_ROLE) { maxSupply = newMaxSupply; } function withdrawAll() external onlyRole(ADMIN_ROLE) { require(payable(msg.sender).send(address(this).balance)); } function _hash(address account, uint maxFreeMints) internal view returns (bytes32) { return _hashTypedDataV4( keccak256( abi.encode( keccak256("NFT(uint256 maxFreeMints,address account)"), maxFreeMints, account ) ) ); } function recoverAddress(address account, uint maxFreeMints, bytes calldata signature) public view returns(address) { return ECDSA.recover(_hash(account, maxFreeMints), signature); } function setSignerAddress(address signerAddress) external onlyRole(DEFAULT_ADMIN_ROLE) { _signerAddress = signerAddress; } function supportsInterface(bytes4 interfaceId) public view override(ERC721, AccessControl) returns (bool) { return super.supportsInterface(interfaceId); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/cryptography/draft-EIP712.sol) pragma solidity ^0.8.0; import "./ECDSA.sol"; /** * @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data. * * The encoding specified in the EIP is very generic, and such a generic implementation in Solidity is not feasible, * thus this contract does not implement the encoding itself. Protocols need to implement the type-specific encoding * they need in their contracts using a combination of `abi.encode` and `keccak256`. * * This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding * scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA * ({_hashTypedDataV4}). * * The implementation of the domain separator was designed to be as efficient as possible while still properly updating * the chain id to protect against replay attacks on an eventual fork of the chain. * * NOTE: This contract implements the version of the encoding known as "v4", as implemented by the JSON RPC method * https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask]. * * _Available since v3.4._ */ abstract contract EIP712 { /* solhint-disable var-name-mixedcase */ // Cache the domain separator as an immutable value, but also store the chain id that it corresponds to, in order to // invalidate the cached domain separator if the chain id changes. bytes32 private immutable _CACHED_DOMAIN_SEPARATOR; uint256 private immutable _CACHED_CHAIN_ID; address private immutable _CACHED_THIS; bytes32 private immutable _HASHED_NAME; bytes32 private immutable _HASHED_VERSION; bytes32 private immutable _TYPE_HASH; /* solhint-enable var-name-mixedcase */ /** * @dev Initializes the domain separator and parameter caches. * * The meaning of `name` and `version` is specified in * https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]: * * - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol. * - `version`: the current major version of the signing domain. * * NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart * contract upgrade]. */ constructor(string memory name, string memory version) { bytes32 hashedName = keccak256(bytes(name)); bytes32 hashedVersion = keccak256(bytes(version)); bytes32 typeHash = keccak256( "EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)" ); _HASHED_NAME = hashedName; _HASHED_VERSION = hashedVersion; _CACHED_CHAIN_ID = block.chainid; _CACHED_DOMAIN_SEPARATOR = _buildDomainSeparator(typeHash, hashedName, hashedVersion); _CACHED_THIS = address(this); _TYPE_HASH = typeHash; } /** * @dev Returns the domain separator for the current chain. */ function _domainSeparatorV4() internal view returns (bytes32) { if (address(this) == _CACHED_THIS && block.chainid == _CACHED_CHAIN_ID) { return _CACHED_DOMAIN_SEPARATOR; } else { return _buildDomainSeparator(_TYPE_HASH, _HASHED_NAME, _HASHED_VERSION); } } function _buildDomainSeparator( bytes32 typeHash, bytes32 nameHash, bytes32 versionHash ) private view returns (bytes32) { return keccak256(abi.encode(typeHash, nameHash, versionHash, block.chainid, address(this))); } /** * @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this * function returns the hash of the fully encoded EIP712 message for this domain. * * This hash can be used together with {ECDSA-recover} to obtain the signer of a message. For example: * * ```solidity * bytes32 digest = _hashTypedDataV4(keccak256(abi.encode( * keccak256("Mail(address to,string contents)"), * mailTo, * keccak256(bytes(mailContents)) * ))); * address signer = ECDSA.recover(digest, signature); * ``` */ function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) { return ECDSA.toTypedDataHash(_domainSeparatorV4(), structHash); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (token/ERC721/extensions/ERC721Burnable.sol) pragma solidity ^0.8.0; import "../ERC721.sol"; import "../../../utils/Context.sol"; /** * @title ERC721 Burnable Token * @dev ERC721 Token that can be irreversibly burned (destroyed). */ abstract contract ERC721Burnable is Context, ERC721 { /** * @dev Burns `tokenId`. See {ERC721-_burn}. * * Requirements: * * - The caller must own `tokenId` or be an approved operator. */ function burn(uint256 tokenId) public virtual { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721Burnable: caller is not owner nor approved"); _burn(tokenId); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/Counters.sol) pragma solidity ^0.8.0; /** * @title Counters * @author Matt Condon (@shrugs) * @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number * of elements in a mapping, issuing ERC721 ids, or counting request ids. * * Include with `using Counters for Counters.Counter;` */ library Counters { struct Counter { // This variable should never be directly accessed by users of the library: interactions must be restricted to // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add // this feature: see https://github.com/ethereum/solidity/issues/4637 uint256 _value; // default: 0 } function current(Counter storage counter) internal view returns (uint256) { return counter._value; } function increment(Counter storage counter) internal { unchecked { counter._value += 1; } } function decrement(Counter storage counter) internal { uint256 value = counter._value; require(value > 0, "Counter: decrement overflow"); unchecked { counter._value = value - 1; } } function reset(Counter storage counter) internal { counter._value = 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (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: * * ``` * 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}: * * ``` * 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. */ 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})$/ * * _Available since v4.1._ */ modifier onlyRole(bytes32 role) { _checkRole(role, _msgSender()); _; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId); } /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) public view override returns (bool) { return _roles[role].members[account]; } /** * @dev Revert with a standard message if `account` is missing `role`. * * The format of the revert reason is given by the following regular expression: * * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/ */ function _checkRole(bytes32 role, address account) internal view { if (!hasRole(role, account)) { revert( string( abi.encodePacked( "AccessControl: account ", Strings.toHexString(uint160(account), 20), " 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 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. */ 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. */ 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`. */ 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. * * [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. */ 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. */ 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 v4.4.0 (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: balance query for the zero address"); return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { address owner = _owners[tokenId]; require(owner != address(0), "ERC721: owner query for nonexistent token"); 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) { require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token"); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, can be overriden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public 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 owner nor approved for all" ); _approve(to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { require(_exists(tokenId), "ERC721: approved query for nonexistent token"); 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: transfer caller is not owner nor 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: transfer caller is not owner nor 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 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 _owners[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) { require(_exists(tokenId), "ERC721: operator query for nonexistent token"); address owner = ERC721.ownerOf(tokenId); return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, 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); _balances[to] += 1; _owners[tokenId] = to; emit Transfer(address(0), to, tokenId); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { address owner = ERC721.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId); // Clear approvals _approve(address(0), tokenId); _balances[owner] -= 1; delete _owners[tokenId]; emit Transfer(owner, address(0), 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 virtual { require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId); // Clear approvals from the previous owner _approve(address(0), tokenId); _balances[from] -= 1; _balances[to] += 1; _owners[tokenId] = to; emit Transfer(from, to, tokenId); } /** * @dev Approve `to` to operate on `tokenId` * * Emits a {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 a {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 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 { assembly { revert(add(32, reason), mload(reason)) } } } } else { return true; } } /** * @dev Hook that is called before any token transfer. This includes minting * and burning. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, ``from``'s `tokenId` will be burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256 tokenId ) internal virtual {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address recipient, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom( address sender, address recipient, uint256 amount ) external returns (bool); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.0; import "../Strings.sol"; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSA { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS, InvalidSignatureV } function _throwError(RecoverError error) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert("ECDSA: invalid signature"); } else if (error == RecoverError.InvalidSignatureLength) { revert("ECDSA: invalid signature length"); } else if (error == RecoverError.InvalidSignatureS) { revert("ECDSA: invalid signature 's' value"); } else if (error == RecoverError.InvalidSignatureV) { revert("ECDSA: invalid signature 'v' value"); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature` or error string. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] * * _Available since v4.3._ */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) { // Check the signature length // - case 65: r,s,v signature (standard) // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._ if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else if (signature.length == 64) { bytes32 r; bytes32 vs; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. assembly { r := mload(add(signature, 0x20)) vs := mload(add(signature, 0x40)) } return tryRecover(hash, r, vs); } else { return (address(0), RecoverError.InvalidSignatureLength); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, signature); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] * * _Available since v4.3._ */ function tryRecover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address, RecoverError) { bytes32 s; uint8 v; assembly { s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) v := add(shr(255, vs), 27) } return tryRecover(hash, v, r, s); } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. * * _Available since v4.2._ */ function recover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, r, vs); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. * * _Available since v4.3._ */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address, RecoverError) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS); } if (v != 27 && v != 28) { return (address(0), RecoverError.InvalidSignatureV); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature); } return (signer, RecoverError.NoError); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, v, r, s); _throwError(error); return recovered; } /** * @dev Returns an Ethereum Signed Message, created from a `hash`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) { // 32 is the length in bytes of hash, // enforced by the type signature above return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)); } /** * @dev Returns an Ethereum Signed Message, created from `s`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s)); } /** * @dev Returns an Ethereum Signed Typed Data, created from a * `domainSeparator` and a `structHash`. This produces hash corresponding * to the one signed with the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] * JSON-RPC method as part of EIP-712. * * See {recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (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 v4.4.0 (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 v4.4.0 (utils/Strings.sol) pragma solidity ^0.8.0; /** * @dev String operations. */ library Strings { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/Address.sol) pragma solidity ^0.8.0; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; assembly { size := extcodesize(account) } return size > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity ^0.8.0; import "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (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 `IERC721.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (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`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (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 v4.4.0 (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); }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"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":"ADMIN_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":[{"internalType":"address","name":"","type":"address"}],"name":"accountToMintedFreeTokens","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"contractURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"},{"internalType":"uint256","name":"maxFreeMints","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"freeMint","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":"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":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isSalesActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"},{"internalType":"address","name":"receiver","type":"address"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"maxFreeMints","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"recoverAddress","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":"newBaseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newContractURI","type":"string"}],"name":"setContractURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newMaxSupply","type":"uint256"}],"name":"setMaxSupply","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newPrice","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"signerAddress","type":"address"}],"name":"setSignerAddress","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":[],"name":"toggleSales","outputs":[],"stateMutability":"nonpayable","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":[],"name":"withdrawAll","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.