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Latest 25 from a total of 14,474 transactions
Transaction Hash |
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Create Token | 65057051 | 2024-12-04 3:07:40 | 2 hrs ago | 1733281660 | IN | 0 POL$0.00 | 0.02021232 | 28.54396333 | ||||
Create Token | 65046371 | 2024-12-03 20:46:51 | 8 hrs ago | 1733258811 | IN | 0 POL$0.00 | 0.0206314 | 29.1362931 | ||||
Create Token | 65040430 | 2024-12-03 17:11:56 | 12 hrs ago | 1733245916 | IN | 0 POL$0.00 | 0.04457244 | 62.92734771 | ||||
Create Token | 65034171 | 2024-12-03 13:29:43 | 15 hrs ago | 1733232583 | IN | 0 POL$0.00 | 0.08237347 | 116.30663458 | ||||
Create Token | 65018784 | 2024-12-03 4:17:43 | 25 hrs ago | 1733199463 | IN | 0 POL$0.00 | 0.0255361 | 36.06101533 | ||||
Create Token | 65005905 | 2024-12-02 20:20:51 | 33 hrs ago | 1733170851 | IN | 0 POL$0.00 | 0.02306042 | 32.554489 | ||||
Create Token | 65004484 | 2024-12-02 19:27:37 | 33 hrs ago | 1733167657 | IN | 0 POL$0.00 | 0.02129333 | 30.07160025 | ||||
Create Token | 64996713 | 2024-12-02 14:45:28 | 38 hrs ago | 1733150728 | IN | 0 POL$0.00 | 0.09353237 | 132.10712992 | ||||
Create Token | 64994524 | 2024-12-02 13:27:53 | 39 hrs ago | 1733146073 | IN | 0 POL$0.00 | 0.10344613 | 146.06744655 | ||||
Create Token | 64990396 | 2024-12-02 10:59:14 | 42 hrs ago | 1733137154 | IN | 0 POL$0.00 | 0.0286633 | 40.47780474 | ||||
Create Token | 64989823 | 2024-12-02 10:38:56 | 42 hrs ago | 1733135936 | IN | 0 POL$0.00 | 0.02841289 | 40.12009457 | ||||
Create Token | 64971041 | 2024-12-01 23:15:25 | 2 days ago | 1733094925 | IN | 0 POL$0.00 | 0.02124407 | 29.99999999 | ||||
Create Token | 64962090 | 2024-12-01 17:52:20 | 2 days ago | 1733075540 | IN | 0 POL$0.00 | 0.0216577 | 30.5898094 | ||||
Create Token | 64959704 | 2024-12-01 16:27:11 | 2 days ago | 1733070431 | IN | 0 POL$0.00 | 0.06058357 | 85.55213895 | ||||
Create Token | 64951635 | 2024-12-01 11:33:00 | 2 days ago | 1733052780 | IN | 0 POL$0.00 | 0.0298401 | 42.1446578 | ||||
Create Token | 64950334 | 2024-12-01 10:46:54 | 2 days ago | 1733050014 | IN | 0 POL$0.00 | 0.03058521 | 43.19921744 | ||||
Create Token | 64950331 | 2024-12-01 10:46:48 | 2 days ago | 1733050008 | IN | 0 POL$0.00 | 0.03058484 | 43.19941762 | ||||
Create Token | 64950275 | 2024-12-01 10:44:50 | 2 days ago | 1733049890 | IN | 0 POL$0.00 | 0.04270487 | 60.31011891 | ||||
Create Token | 64948960 | 2024-12-01 9:57:44 | 2 days ago | 1733047064 | IN | 0 POL$0.00 | 0.02030753 | 28.67842157 | ||||
Create Token | 64910171 | 2024-11-30 10:44:33 | 3 days ago | 1732963473 | IN | 0 POL$0.00 | 0.02142422 | 30.25131318 | ||||
Create Token | 64908738 | 2024-11-30 9:52:43 | 3 days ago | 1732960363 | IN | 0 POL$0.00 | 0.02123855 | 29.99219336 | ||||
Create Token | 64882915 | 2024-11-29 18:15:15 | 4 days ago | 1732904115 | IN | 0 POL$0.00 | 0.0476512 | 67.28875899 | ||||
Create Token | 64855693 | 2024-11-29 2:02:25 | 5 days ago | 1732845745 | IN | 0 POL$0.00 | 0.02122348 | 29.96787332 | ||||
Create Token | 64850510 | 2024-11-28 22:54:36 | 5 days ago | 1732834476 | IN | 0 POL$0.00 | 0.02124443 | 29.99999999 | ||||
Create Token | 64850169 | 2024-11-28 22:42:32 | 5 days ago | 1732833752 | IN | 0 POL$0.00 | 0.02508706 | 35.42990003 |
Latest 25 internal transactions (View All)
Parent Transaction Hash | Block | From | To | |||||
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65057051 | 2024-12-04 3:07:40 | 2 hrs ago | 1733281660 | Contract Creation | 0 POL$0.00 | |||
65046371 | 2024-12-03 20:46:51 | 8 hrs ago | 1733258811 | Contract Creation | 0 POL$0.00 | |||
65040430 | 2024-12-03 17:11:56 | 12 hrs ago | 1733245916 | Contract Creation | 0 POL$0.00 | |||
65034171 | 2024-12-03 13:29:43 | 15 hrs ago | 1733232583 | Contract Creation | 0 POL$0.00 | |||
65018784 | 2024-12-03 4:17:43 | 25 hrs ago | 1733199463 | Contract Creation | 0 POL$0.00 | |||
65005905 | 2024-12-02 20:20:51 | 33 hrs ago | 1733170851 | Contract Creation | 0 POL$0.00 | |||
65004484 | 2024-12-02 19:27:37 | 33 hrs ago | 1733167657 | Contract Creation | 0 POL$0.00 | |||
64996713 | 2024-12-02 14:45:28 | 38 hrs ago | 1733150728 | Contract Creation | 0 POL$0.00 | |||
64994524 | 2024-12-02 13:27:53 | 39 hrs ago | 1733146073 | Contract Creation | 0 POL$0.00 | |||
64990396 | 2024-12-02 10:59:14 | 42 hrs ago | 1733137154 | Contract Creation | 0 POL$0.00 | |||
64989823 | 2024-12-02 10:38:56 | 42 hrs ago | 1733135936 | Contract Creation | 0 POL$0.00 | |||
64971041 | 2024-12-01 23:15:25 | 2 days ago | 1733094925 | Contract Creation | 0 POL$0.00 | |||
64962090 | 2024-12-01 17:52:20 | 2 days ago | 1733075540 | Contract Creation | 0 POL$0.00 | |||
64959704 | 2024-12-01 16:27:11 | 2 days ago | 1733070431 | Contract Creation | 0 POL$0.00 | |||
64951635 | 2024-12-01 11:33:00 | 2 days ago | 1733052780 | Contract Creation | 0 POL$0.00 | |||
64950334 | 2024-12-01 10:46:54 | 2 days ago | 1733050014 | Contract Creation | 0 POL$0.00 | |||
64950331 | 2024-12-01 10:46:48 | 2 days ago | 1733050008 | Contract Creation | 0 POL$0.00 | |||
64950275 | 2024-12-01 10:44:50 | 2 days ago | 1733049890 | Contract Creation | 0 POL$0.00 | |||
64948960 | 2024-12-01 9:57:44 | 2 days ago | 1733047064 | Contract Creation | 0 POL$0.00 | |||
64910171 | 2024-11-30 10:44:33 | 3 days ago | 1732963473 | Contract Creation | 0 POL$0.00 | |||
64908738 | 2024-11-30 9:52:43 | 3 days ago | 1732960363 | Contract Creation | 0 POL$0.00 | |||
64882915 | 2024-11-29 18:15:15 | 4 days ago | 1732904115 | Contract Creation | 0 POL$0.00 | |||
64855693 | 2024-11-29 2:02:25 | 5 days ago | 1732845745 | Contract Creation | 0 POL$0.00 | |||
64850510 | 2024-11-28 22:54:36 | 5 days ago | 1732834476 | Contract Creation | 0 POL$0.00 | |||
64850169 | 2024-11-28 22:42:32 | 5 days ago | 1732833752 | Contract Creation | 0 POL$0.00 |
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; pragma abicoder v2; import "../erc-721-minimal/ERC721RaribleMinimal.sol"; import "@openzeppelin/contracts/proxy/BeaconProxy.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; /** * @dev This contract is for creating proxy to access ERC721Rarible token. * * The beacon should be initialized before call ERC721RaribleFactoryC2 constructor. * */ contract ERC721RaribleFactoryC2 is Ownable { address public beacon; address transferProxy; address lazyTransferProxy; event Create721RaribleProxy(address proxy); event Create721RaribleUserProxy(address proxy); constructor(address _beacon, address _transferProxy, address _lazyTransferProxy) { beacon = _beacon; transferProxy = _transferProxy; lazyTransferProxy = _lazyTransferProxy; } function createToken(string memory _name, string memory _symbol, string memory baseURI, string memory contractURI, uint salt) external { address beaconProxy = deployProxy(getData(_name, _symbol, baseURI, contractURI), salt); ERC721RaribleMinimal token = ERC721RaribleMinimal(address(beaconProxy)); token.transferOwnership(_msgSender()); emit Create721RaribleProxy(beaconProxy); } function createToken(string memory _name, string memory _symbol, string memory baseURI, string memory contractURI, address[] memory operators, uint salt) external { address beaconProxy = deployProxy(getData(_name, _symbol, baseURI, contractURI, operators), salt); ERC721RaribleMinimal token = ERC721RaribleMinimal(address(beaconProxy)); token.transferOwnership(_msgSender()); emit Create721RaribleUserProxy(beaconProxy); } //deploying BeaconProxy contract with create2 function deployProxy(bytes memory data, uint salt) internal returns(address proxy){ bytes memory bytecode = getCreationBytecode(data); assembly { proxy := create2(0, add(bytecode, 0x20), mload(bytecode), salt) if iszero(extcodesize(proxy)) { revert(0, 0) } } } //adding constructor arguments to BeaconProxy bytecode function getCreationBytecode(bytes memory _data) internal view returns (bytes memory) { return abi.encodePacked(type(BeaconProxy).creationCode, abi.encode(beacon, _data)); } //returns address that contract with such arguments will be deployed on function getAddress(string memory _name, string memory _symbol, string memory baseURI, string memory contractURI, uint _salt) public view returns (address) { bytes memory bytecode = getCreationBytecode(getData(_name, _symbol, baseURI, contractURI)); bytes32 hash = keccak256( abi.encodePacked(bytes1(0xff), address(this), _salt, keccak256(bytecode)) ); return address(uint160(uint(hash))); } function getData(string memory _name, string memory _symbol, string memory baseURI, string memory contractURI) view internal returns(bytes memory){ return abi.encodeWithSelector(ERC721RaribleMinimal(0).__ERC721Rarible_init.selector, _name, _symbol, baseURI, contractURI, transferProxy, lazyTransferProxy); } //returns address that private contract with such arguments will be deployed on function getAddress(string memory _name, string memory _symbol, string memory baseURI, string memory contractURI, address[] memory operators, uint _salt) public view returns (address) { bytes memory bytecode = getCreationBytecode(getData(_name, _symbol, baseURI, contractURI, operators)); bytes32 hash = keccak256( abi.encodePacked(bytes1(0xff), address(this), _salt, keccak256(bytecode)) ); return address(uint160(uint(hash))); } function getData(string memory _name, string memory _symbol, string memory baseURI, string memory contractURI, address[] memory operators) view internal returns(bytes memory){ return abi.encodeWithSelector(ERC721RaribleMinimal(0).__ERC721RaribleUser_init.selector, _name, _symbol, baseURI, contractURI, operators, transferProxy, lazyTransferProxy); } }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; import "@openzeppelin/contracts-upgradeable/token/ERC721/IERC721Upgradeable.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC721/IERC721ReceiverUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC721/IERC721MetadataUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/AddressUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/StringsUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/introspection/ERC165Upgradeable.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 ERC721UpgradeableMinimal is Initializable, ContextUpgradeable, ERC165Upgradeable, IERC721Upgradeable, IERC721MetadataUpgradeable { using AddressUpgradeable for address; using StringsUpgradeable 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; /* * bytes4(keccak256('balanceOf(address)')) == 0x70a08231 * bytes4(keccak256('ownerOf(uint256)')) == 0x6352211e * bytes4(keccak256('approve(address,uint256)')) == 0x095ea7b3 * bytes4(keccak256('getApproved(uint256)')) == 0x081812fc * bytes4(keccak256('setApprovalForAll(address,bool)')) == 0xa22cb465 * bytes4(keccak256('isApprovedForAll(address,address)')) == 0xe985e9c5 * bytes4(keccak256('transferFrom(address,address,uint256)')) == 0x23b872dd * bytes4(keccak256('safeTransferFrom(address,address,uint256)')) == 0x42842e0e * bytes4(keccak256('safeTransferFrom(address,address,uint256,bytes)')) == 0xb88d4fde * * => 0x70a08231 ^ 0x6352211e ^ 0x095ea7b3 ^ 0x081812fc ^ * 0xa22cb465 ^ 0xe985e9c5 ^ 0x23b872dd ^ 0x42842e0e ^ 0xb88d4fde == 0x80ac58cd */ bytes4 private constant _INTERFACE_ID_ERC721 = 0x80ac58cd; /* * bytes4(keccak256('name()')) == 0x06fdde03 * bytes4(keccak256('symbol()')) == 0x95d89b41 * bytes4(keccak256('tokenURI(uint256)')) == 0xc87b56dd * * => 0x06fdde03 ^ 0x95d89b41 ^ 0xc87b56dd == 0x5b5e139f */ bytes4 private constant _INTERFACE_ID_ERC721_METADATA = 0x5b5e139f; // Mapping from token ID to flag == true, means token already burned mapping(uint256 => bool) private _burnedTokens; /** * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection. */ function __ERC721_init(string memory name_, string memory symbol_) internal initializer { __Context_init_unchained(); __ERC165_init_unchained(); __ERC721_init_unchained(name_, symbol_); } function __ERC721_init_unchained(string memory name_, string memory symbol_) internal initializer { _name = name_; _symbol = symbol_; // register the supported interfaces to conform to ERC721 via ERC165 _registerInterface(_INTERFACE_ID_ERC721); _registerInterface(_INTERFACE_ID_ERC721_METADATA); } /** * @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) { } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ERC721UpgradeableMinimal.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 { require(operator != _msgSender(), "ERC721: approve to caller"); _operatorApprovals[_msgSender()][operator] = approved; emit ApprovalForAll(_msgSender(), operator, approved); } /** * @dev See {IERC721-isApprovedForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev See {IERC721-transferFrom}. */ function transferFrom( address from, address to, uint256 tokenId ) public virtual override { //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 = ERC721UpgradeableMinimal.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(!_burnedTokens[tokenId], "token already burned"); require(!_exists(tokenId), "ERC721: token already minted"); _beforeTokenTransfer(address(0), to, tokenId); _balances[to] += 1; _owners[tokenId] = to; _emitMintEvent(to, tokenId); } function _emitMintEvent(address to, uint tokenId) internal virtual { 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 = ERC721UpgradeableMinimal.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId); // Clear approvals _approve(address(0), tokenId); _clearMetadata(tokenId); _balances[owner] -= 1; delete _owners[tokenId]; //set token is burned _setBurned(tokenId); emit Transfer(owner, address(0), tokenId); } /*Set token with tokenId burned*/ function _setBurned(uint256 tokenId) internal { _burnedTokens[tokenId] = true; } function _clearMetadata(uint256 tokenId) internal virtual { } /** * @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(ERC721UpgradeableMinimal.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(ERC721UpgradeableMinimal.ownerOf(tokenId), to, tokenId); } /** * @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 IERC721ReceiverUpgradeable(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) { return retval == IERC721ReceiverUpgradeable.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 {} uint256[43] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "@openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "./ERC721UpgradeableMinimal.sol"; import "@openzeppelin/contracts-upgradeable/utils/StringsUpgradeable.sol"; import "../LibURI.sol"; /** * @title ERC721 Burnable Token * @dev ERC721 Token that can be irreversibly burned (destroyed). */ abstract contract ERC721URI is ContextUpgradeable, ERC721UpgradeableMinimal { using StringsUpgradeable for uint256; // Optional mapping for token URIs mapping (uint256 => string) private _tokenURIs; // Base URI string private _baseURI; /** * @dev Sets `_tokenURI` as the tokenURI of `tokenId`. * * Requirements: * * - `tokenId` must exist. */ function _setTokenURI(uint256 tokenId, string memory _tokenURI) internal virtual { require(_exists(tokenId), "ERC721Metadata: URI set of nonexistent token"); _tokenURIs[tokenId] = _tokenURI; } /** * @dev Internal function to set the base URI for all token IDs. It is * automatically added as a prefix to the value returned in {tokenURI}, * or to the token ID if {tokenURI} is empty. */ function _setBaseURI(string memory baseURI_) internal virtual { _baseURI = baseURI_; } /** * @dev Returns the base URI set via {_setBaseURI}. This will be * automatically added as a prefix in {tokenURI} to each token's URI, or * to the token ID if no specific URI is set for that token ID. */ function baseURI() public view virtual returns (string memory) { return _baseURI; } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _clearMetadata(uint256 tokenId) internal override virtual { // Clear metadata (if any) if (bytes(_tokenURIs[tokenId]).length != 0) { delete _tokenURIs[tokenId]; } } /** * @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 _tokenURI = _tokenURIs[tokenId]; string memory base = baseURI(); // If there is no base URI, return the token URI. if (bytes(base).length == 0) { return _tokenURI; } // If both are set, concatenate the baseURI and tokenURI (via abi.encodePacked). if (bytes(_tokenURI).length > 0) { return LibURI.checkPrefix(base, _tokenURI); } // If there is a baseURI but no tokenURI, concatenate the tokenID to the baseURI. return string(abi.encodePacked(base, tokenId.toString())); } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; pragma abicoder v2; import "./ERC721BaseMinimal.sol"; import "../IsPrivateCollection.sol"; import "../access/MinterAccessControl.sol"; contract ERC721RaribleMinimal is ERC721BaseMinimal, IsPrivateCollection, MinterAccessControl { event CreateERC721Rarible(address owner, string name, string symbol); event CreateERC721RaribleUser(address owner, string name, string symbol); function __ERC721RaribleUser_init(string memory _name, string memory _symbol, string memory baseURI, string memory contractURI, address[] memory operators, address transferProxy, address lazyTransferProxy) external virtual { __ERC721Rarible_init_unchained(_name, _symbol, baseURI, contractURI, transferProxy, lazyTransferProxy); isPrivate = true; emit CreateERC721RaribleUser(_msgSender(), _name, _symbol); } function __ERC721Rarible_init(string memory _name, string memory _symbol, string memory baseURI, string memory contractURI, address transferProxy, address lazyTransferProxy) external virtual { __ERC721Rarible_init_unchained(_name, _symbol, baseURI, contractURI, transferProxy, lazyTransferProxy); isPrivate = false; emit CreateERC721Rarible(_msgSender(), _name, _symbol); } function __ERC721Rarible_init_unchained(string memory _name, string memory _symbol, string memory baseURI, string memory contractURI, address transferProxy, address lazyTransferProxy) internal initializer { _setBaseURI(baseURI); __ERC721Lazy_init_unchained(); __RoyaltiesV2Upgradeable_init_unchained(); __Context_init_unchained(); __ERC165_init_unchained(); __Ownable_init_unchained(); __ERC721Burnable_init_unchained(); __Mint721Validator_init_unchained(); __MinterAccessControl_init_unchained(); __HasContractURI_init_unchained(contractURI); __ERC721_init_unchained(_name, _symbol); //setting default approver for transferProxies _setDefaultApproval(transferProxy, true); _setDefaultApproval(lazyTransferProxy, true); } function mintAndTransfer(LibERC721LazyMint.Mint721Data memory data, address to) public override virtual { if (isPrivate){ require(owner() == data.creators[0].account || isMinter(data.creators[0].account), "not owner or minter"); } super.mintAndTransfer(data, to); } }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; pragma abicoder v2; import "./ERC721UpgradeableMinimal.sol"; import "@rarible/royalties/contracts/impl/RoyaltiesV2Impl.sol"; import "@rarible/royalties-upgradeable/contracts/RoyaltiesV2Upgradeable.sol"; import "@rarible/lazy-mint/contracts/erc-721/IERC721LazyMint.sol"; import "../Mint721Validator.sol"; import "@openzeppelin/contracts-upgradeable/math/SafeMathUpgradeable.sol"; import "./ERC721URI.sol"; abstract contract ERC721LazyMinimal is IERC721LazyMint, ERC721UpgradeableMinimal, Mint721Validator, RoyaltiesV2Upgradeable, RoyaltiesV2Impl, ERC721URI { using SafeMathUpgradeable for uint; bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7; bytes4 private constant _INTERFACE_ID_ERC721 = 0x80ac58cd; bytes4 private constant _INTERFACE_ID_ERC721_METADATA = 0x5b5e139f; bytes4 private constant _INTERFACE_ID_ERC721_ENUMERABLE = 0x780e9d63; // tokenId => creators mapping(uint256 => LibPart.Part[]) private creators; function __ERC721Lazy_init_unchained() internal initializer { } function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165Upgradeable, ERC165Upgradeable) returns (bool) { return interfaceId == LibERC721LazyMint._INTERFACE_ID_MINT_AND_TRANSFER || interfaceId == LibRoyaltiesV2._INTERFACE_ID_ROYALTIES || interfaceId == LibRoyalties2981._INTERFACE_ID_ROYALTIES || interfaceId == _INTERFACE_ID_ERC165 || interfaceId == _INTERFACE_ID_ERC721 || interfaceId == _INTERFACE_ID_ERC721_METADATA || interfaceId == _INTERFACE_ID_ERC721_ENUMERABLE; } function transferFromOrMint( LibERC721LazyMint.Mint721Data memory data, address from, address to ) override external { if (_exists(data.tokenId)) { safeTransferFrom(from, to, data.tokenId); } else { require(from == data.creators[0].account, "wrong order maker"); mintAndTransfer(data, to); } } function mintAndTransfer(LibERC721LazyMint.Mint721Data memory data, address to) public override virtual { address minter = address(data.tokenId >> 96); address sender = _msgSender(); require(minter == data.creators[0].account, "tokenId incorrect"); require(data.creators.length == data.signatures.length); require(minter == sender || isApprovedForAll(minter, sender), "ERC721: transfer caller is not owner nor approved"); bytes32 hash = LibERC721LazyMint.hash(data); for (uint i = 0; i < data.creators.length; ++i) { address creator = data.creators[i].account; if (creator != sender) { validate(creator, hash, data.signatures[i]); } } _safeMint(to, data.tokenId); _saveRoyalties(data.tokenId, data.royalties); _saveCreators(data.tokenId, data.creators); _setTokenURI(data.tokenId, data.tokenURI); } function _emitMintEvent(address to, uint tokenId) internal override virtual { address minter = address(tokenId >> 96); if (minter != to) { emit Transfer(address(0), minter, tokenId); emit Transfer(minter, to, tokenId); } else { emit Transfer(address(0), to, tokenId); } } function _saveCreators(uint tokenId, LibPart.Part[] memory _creators) internal { LibPart.Part[] storage creatorsOfToken = creators[tokenId]; uint total = 0; for (uint i = 0; i < _creators.length; ++i) { require(_creators[i].account != address(0x0), "Account should be present"); require(_creators[i].value != 0, "Creator share should be positive"); creatorsOfToken.push(_creators[i]); total = total.add(_creators[i].value); } require(total == 10000, "total amount of creators share should be 10000"); emit Creators(tokenId, _creators); } function updateAccount(uint256 _id, address _from, address _to) external { require(_msgSender() == _from, "not allowed"); super._updateAccount(_id, _from, _to); } function getCreators(uint256 _id) external view returns (LibPart.Part[] memory) { return creators[_id]; } function tokenURI(uint256 tokenId) public view virtual override(ERC721UpgradeableMinimal, ERC721URI) returns (string memory) { return ERC721URI.tokenURI(tokenId); } function _clearMetadata(uint256 tokenId) internal override(ERC721UpgradeableMinimal, ERC721URI) virtual { return ERC721URI._clearMetadata(tokenId); } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; import "./ERC721UpgradeableMinimal.sol"; abstract contract ERC721DefaultApprovalMinimal is ERC721UpgradeableMinimal { mapping(address => bool) private defaultApprovals; event DefaultApproval(address indexed operator, bool hasApproval); function _setDefaultApproval(address operator, bool hasApproval) internal { defaultApprovals[operator] = hasApproval; emit DefaultApproval(operator, hasApproval); } function _isApprovedOrOwner(address spender, uint256 tokenId) internal virtual override view returns (bool) { return defaultApprovals[spender] || super._isApprovedOrOwner(spender, tokenId); } function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return defaultApprovals[operator] || super.isApprovedForAll(owner, operator); } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "@openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "./ERC721UpgradeableMinimal.sol"; /** * @title ERC721 Burnable Token * @dev ERC721 Token that can be irreversibly burned (destroyed). */ abstract contract ERC721BurnableUpgradeableMinimal is Initializable, ContextUpgradeable, ERC721UpgradeableMinimal { function __ERC721Burnable_init() internal initializer { __Context_init_unchained(); __ERC165_init_unchained(); __ERC721Burnable_init_unchained(); } function __ERC721Burnable_init_unchained() internal initializer { } /** * @dev Burns `tokenId`. See {ERC721-_burn}. * * Requirements: * * - The caller must own `tokenId` or be an approved operator. */ function burn(uint256 tokenId) public virtual { if(!_exists(tokenId)) { address owner = address(tokenId >> 96); require(owner == _msgSender(), "ERC721Burnable: caller is not owner, not burn"); _setBurned(tokenId); } else { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721Burnable: caller is not owner nor approved"); _burn(tokenId); } } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; pragma abicoder v2; import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol"; import "./ERC721BurnableUpgradeableMinimal.sol"; import "./ERC721DefaultApprovalMinimal.sol"; import "./ERC721LazyMinimal.sol"; import "../HasContractURI.sol"; abstract contract ERC721BaseMinimal is OwnableUpgradeable, ERC721DefaultApprovalMinimal, ERC721BurnableUpgradeableMinimal, ERC721LazyMinimal, HasContractURI { event BaseUriChanged(string newBaseURI); function _isApprovedOrOwner(address spender, uint256 tokenId) internal virtual override(ERC721UpgradeableMinimal, ERC721DefaultApprovalMinimal) view returns (bool) { return ERC721DefaultApprovalMinimal._isApprovedOrOwner(spender, tokenId); } function isApprovedForAll(address owner, address operator) public view virtual override(ERC721DefaultApprovalMinimal, ERC721UpgradeableMinimal, IERC721Upgradeable) returns (bool) { return ERC721DefaultApprovalMinimal.isApprovedForAll(owner, operator); } function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165Upgradeable, ERC721LazyMinimal) returns (bool) { return super.supportsInterface(interfaceId); } function tokenURI(uint256 tokenId) public view virtual override(ERC721UpgradeableMinimal, ERC721LazyMinimal) returns (string memory) { return ERC721LazyMinimal.tokenURI(tokenId); } function _clearMetadata(uint256 tokenId) internal override(ERC721UpgradeableMinimal, ERC721LazyMinimal) virtual { return ERC721LazyMinimal._clearMetadata(tokenId); } function _emitMintEvent(address to, uint tokenId) internal override(ERC721UpgradeableMinimal, ERC721LazyMinimal) virtual { return ERC721LazyMinimal._emitMintEvent(to, tokenId); } function setBaseURI(string memory newBaseURI) external onlyOwner { super._setBaseURI(newBaseURI); emit BaseUriChanged(newBaseURI); } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; import "@rarible/lib-signature/contracts/ERC1271.sol"; import "@openzeppelin/contracts-upgradeable/drafts/EIP712Upgradeable.sol"; import "@rarible/lib-signature/contracts/LibSignature.sol"; abstract contract ERC1271Validator is EIP712Upgradeable { using AddressUpgradeable for address; using LibSignature for bytes32; string constant SIGNATURE_ERROR = "signature verification error"; bytes4 constant internal MAGICVALUE = 0x1626ba7e; function validate1271(address signer, bytes32 structHash, bytes memory signature) internal view { bytes32 hash = _hashTypedDataV4(structHash); address signerFromSig; if (signature.length == 65) { signerFromSig = hash.recover(signature); } if (signerFromSig != signer) { if (signer.isContract()) { require( ERC1271(signer).isValidSignature(hash, signature) == MAGICVALUE, SIGNATURE_ERROR ); } else { revert(SIGNATURE_ERROR); } } } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol"; abstract contract MinterAccessControl is OwnableUpgradeable { mapping(address => bool) private _minters; event MinterStatusChanged(address indexed minter, bool indexed status); function __MinterAccessControl_init() internal initializer { __Ownable_init_unchained(); __MinterAccessControl_init_unchained(); } function __MinterAccessControl_init_unchained() internal initializer { } /** * @dev Add `minter` to the list of allowed minters. */ function addMinter(address minter) external onlyOwner { _minters[minter] = true; emit MinterStatusChanged(minter, true); } /** * @dev Add `minters` to the list of allowed minters. */ function addMinters(address[] memory minters) external onlyOwner { for (uint i = 0; i < minters.length; ++i) { address minter = minters[i]; _minters[minter] = true; emit MinterStatusChanged(minter, true); } } /** * @dev Revoke `_minter` from the list of allowed minters. */ function removeMinter(address _minter) external onlyOwner { _minters[_minter] = false; emit MinterStatusChanged(_minter, false); } /** * @dev Returns `true` if `account` has been granted to minters. */ function isMinter(address account) public view returns (bool) { return _minters[account]; } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; import "./erc-1271/ERC1271Validator.sol"; import "@rarible/lazy-mint/contracts/erc-721/LibERC721LazyMint.sol"; contract Mint721Validator is ERC1271Validator { function __Mint721Validator_init_unchained() internal initializer { __EIP712_init_unchained("Mint721", "1"); } function validate(address account, bytes32 hash, bytes memory signature) internal view { validate1271(account, hash, signature); } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; library LibURI { /// @dev checks if _tokenURI starts with base. if true returns _tokenURI, else base + _tokenURI function checkPrefix(string memory base, string memory _tokenURI) internal pure returns (string memory) { bytes memory whatBytes = bytes(base); bytes memory whereBytes = bytes(_tokenURI); if (whatBytes.length > whereBytes.length) { return string(abi.encodePacked(base, _tokenURI)); } for (uint256 j = 0; j < whatBytes.length; j++) { if (whereBytes[j] != whatBytes[j]) { return string(abi.encodePacked(base, _tokenURI)); } } return _tokenURI; } }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; contract IsPrivateCollection { /// @dev true if collection is private, false if public bool isPrivate; uint256[49] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; import "@openzeppelin/contracts-upgradeable/introspection/ERC165Upgradeable.sol"; abstract contract HasContractURI is ERC165Upgradeable { string public contractURI; /* * bytes4(keccak256('contractURI()')) == 0xe8a3d485 */ bytes4 private constant _INTERFACE_ID_CONTRACT_URI = 0xe8a3d485; function __HasContractURI_init_unchained(string memory _contractURI) internal initializer { contractURI = _contractURI; _registerInterface(_INTERFACE_ID_CONTRACT_URI); } /** * @dev Internal function to set the contract URI * @param _contractURI string URI prefix to assign */ function _setContractURI(string memory _contractURI) internal { contractURI = _contractURI; } uint256[49] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; pragma abicoder v2; import "./AbstractRoyalties.sol"; import "../RoyaltiesV2.sol"; import "../IERC2981.sol"; import "../LibRoyalties2981.sol"; contract RoyaltiesV2Impl is AbstractRoyalties, RoyaltiesV2, IERC2981 { function getRaribleV2Royalties(uint256 id) override external view returns (LibPart.Part[] memory) { return royalties[id]; } function _onRoyaltiesSet(uint256 id, LibPart.Part[] memory _royalties) override internal { emit RoyaltiesSet(id, _royalties); } /* *Token (ERC721, ERC721Minimal, ERC721MinimalMeta, ERC1155 ) can have a number of different royalties beneficiaries *calculate sum all royalties, but royalties beneficiary will be only one royalties[0].account, according to rules of IERC2981 */ function royaltyInfo(uint256 id, uint256 _salePrice) override external view returns (address receiver, uint256 royaltyAmount) { if (royalties[id].length == 0) { receiver = address(0); royaltyAmount = 0; return(receiver, royaltyAmount); } LibPart.Part[] memory _royalties = royalties[id]; receiver = _royalties[0].account; uint percent; for (uint i = 0; i < _royalties.length; ++i) { percent += _royalties[i].value; } //don`t need require(percent < 10000, "Token royalty > 100%"); here, because check later in calculateRoyalties royaltyAmount = percent * _salePrice / 10000; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; import "@rarible/lib-part/contracts/LibPart.sol"; abstract contract AbstractRoyalties { mapping (uint256 => LibPart.Part[]) internal royalties; function _saveRoyalties(uint256 id, LibPart.Part[] memory _royalties) internal { uint256 totalValue; for (uint i = 0; i < _royalties.length; ++i) { require(_royalties[i].account != address(0x0), "Recipient should be present"); require(_royalties[i].value != 0, "Royalty value should be positive"); totalValue += _royalties[i].value; royalties[id].push(_royalties[i]); } require(totalValue < 10000, "Royalty total value should be < 10000"); _onRoyaltiesSet(id, _royalties); } function _updateAccount(uint256 _id, address _from, address _to) internal { uint length = royalties[_id].length; for(uint i = 0; i < length; ++i) { if (royalties[_id][i].account == _from) { royalties[_id][i].account = payable(address(uint160(_to))); } } } function _onRoyaltiesSet(uint256 id, LibPart.Part[] memory _royalties) virtual internal; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; pragma abicoder v2; import "@rarible/lib-part/contracts/LibPart.sol"; interface RoyaltiesV2 { event RoyaltiesSet(uint256 tokenId, LibPart.Part[] royalties); function getRaribleV2Royalties(uint256 id) external view returns (LibPart.Part[] memory); }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; library LibRoyaltiesV2 { /* * bytes4(keccak256('getRaribleV2Royalties(uint256)')) == 0xcad96cca */ bytes4 constant _INTERFACE_ID_ROYALTIES = 0xcad96cca; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; import "@rarible/lib-part/contracts/LibPart.sol"; library LibRoyalties2981 { /* * https://eips.ethereum.org/EIPS/eip-2981: bytes4 private constant _INTERFACE_ID_ERC2981 = 0x2a55205a; */ bytes4 constant _INTERFACE_ID_ROYALTIES = 0x2a55205a; uint96 constant _WEIGHT_VALUE = 1000000; /*Method for converting amount to percent and forming LibPart*/ function calculateRoyalties(address to, uint256 amount) internal view returns (LibPart.Part[] memory) { LibPart.Part[] memory result; if (amount == 0) { return result; } uint256 percent = amount * 10000 / _WEIGHT_VALUE; require(percent < 10000, "Royalties 2981 exceeds 100%"); result = new LibPart.Part[](1); result[0].account = payable(to); result[0].value = uint96(percent); return result; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; import "@rarible/lib-part/contracts/LibPart.sol"; /// /// @dev Interface for the NFT Royalty Standard /// //interface IERC2981 is IERC165 { interface IERC2981 { /// ERC165 bytes to add to interface array - set in parent contract /// implementing this standard /// /// bytes4(keccak256("royaltyInfo(uint256,uint256)")) == 0x2a55205a /// bytes4 private constant _INTERFACE_ID_ERC2981 = 0x2a55205a; /// _registerInterface(_INTERFACE_ID_ERC2981); /// @notice Called with the sale price to determine how much royalty // is owed and to whom. /// @param _tokenId - the NFT asset queried for royalty information /// @param _salePrice - the sale price of the NFT asset specified by _tokenId /// @return receiver - address of who should be sent the royalty payment /// @return royaltyAmount - the royalty payment amount for _salePrice function royaltyInfo( uint256 _tokenId, uint256 _salePrice ) external view returns ( address receiver, uint256 royaltyAmount ); }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; pragma abicoder v2; import "@openzeppelin/contracts-upgradeable/introspection/ERC165Upgradeable.sol"; import "@rarible/royalties/contracts/LibRoyaltiesV2.sol"; import "@rarible/royalties/contracts/RoyaltiesV2.sol"; abstract contract RoyaltiesV2Upgradeable is ERC165Upgradeable, RoyaltiesV2 { function __RoyaltiesV2Upgradeable_init_unchained() internal initializer { _registerInterface(LibRoyaltiesV2._INTERFACE_ID_ROYALTIES); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.7.0; library LibSignature { /** * @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) { // Check the signature length if (signature.length != 65) { revert("ECDSA: invalid signature length"); } // Divide the signature in r, s and v variables bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. // solhint-disable-next-line no-inline-assembly assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return recover(hash, v, r, s); } /** * @dev Overload of {ECDSA-recover-bytes32-bytes-} that receives the `v`, * `r` and `s` signature fields separately. */ function recover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address) { // 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 (281): 0 < s < secp256k1n ÷ 2 + 1, and for v in (282): 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. require( uint256(s) <= 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0, "ECDSA: invalid signature 's' value" ); // If the signature is valid (and not malleable), return the signer address // v > 30 is a special case, we need to adjust hash with "\x19Ethereum Signed Message:\n32" // and v = v - 4 address signer; if (v > 30) { require( v - 4 == 27 || v - 4 == 28, "ECDSA: invalid signature 'v' value" ); signer = ecrecover(toEthSignedMessageHash(hash), v - 4, r, s); } else { require(v == 27 || v == 28, "ECDSA: invalid signature 'v' value"); signer = ecrecover(hash, v, r, s); } require(signer != address(0), "ECDSA: invalid signature"); return signer; } /** * @dev Returns an Ethereum Signed Message, created from a `hash`. This * replicates the behavior of the * https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_sign[`eth_sign`] * JSON-RPC method. * * 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) ); } }
// SPDX-License-Identifier: MIT pragma solidity 0.7.6; abstract contract ERC1271 { bytes4 constant public ERC1271_INTERFACE_ID = 0xfb855dc9; // this.isValidSignature.selector bytes4 constant public ERC1271_RETURN_VALID_SIGNATURE = 0x1626ba7e; bytes4 constant public ERC1271_RETURN_INVALID_SIGNATURE = 0x00000000; /** * @dev Function must be implemented by deriving contract * @param _hash Arbitrary length data signed on the behalf of address(this) * @param _signature Signature byte array associated with _data * @return A bytes4 magic value 0x1626ba7e if the signature check passes, 0x00000000 if not * * MUST NOT modify state (using STATICCALL for solc < 0.5, view modifier for solc > 0.5) * MUST allow external calls */ function isValidSignature(bytes32 _hash, bytes memory _signature) public virtual view returns (bytes4); function returnIsValidSignatureMagicNumber(bool isValid) internal pure returns (bytes4) { return isValid ? ERC1271_RETURN_VALID_SIGNATURE : ERC1271_RETURN_INVALID_SIGNATURE; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; library LibPart { bytes32 public constant TYPE_HASH = keccak256("Part(address account,uint96 value)"); struct Part { address payable account; uint96 value; } function hash(Part memory part) internal pure returns (bytes32) { return keccak256(abi.encode(TYPE_HASH, part.account, part.value)); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; import "@rarible/lib-part/contracts/LibPart.sol"; library LibERC721LazyMint { bytes4 constant public ERC721_LAZY_ASSET_CLASS = bytes4(keccak256("ERC721_LAZY")); bytes4 constant _INTERFACE_ID_MINT_AND_TRANSFER = 0x8486f69f; struct Mint721Data { uint tokenId; string tokenURI; LibPart.Part[] creators; LibPart.Part[] royalties; bytes[] signatures; } bytes32 public constant MINT_AND_TRANSFER_TYPEHASH = keccak256("Mint721(uint256 tokenId,string tokenURI,Part[] creators,Part[] royalties)Part(address account,uint96 value)"); function hash(Mint721Data memory data) internal pure returns (bytes32) { bytes32[] memory royaltiesBytes = new bytes32[](data.royalties.length); for (uint i = 0; i < data.royalties.length; ++i) { royaltiesBytes[i] = LibPart.hash(data.royalties[i]); } bytes32[] memory creatorsBytes = new bytes32[](data.creators.length); for (uint i = 0; i < data.creators.length; ++i) { creatorsBytes[i] = LibPart.hash(data.creators[i]); } return keccak256(abi.encode( MINT_AND_TRANSFER_TYPEHASH, data.tokenId, keccak256(bytes(data.tokenURI)), keccak256(abi.encodePacked(creatorsBytes)), keccak256(abi.encodePacked(royaltiesBytes)) )); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; pragma abicoder v2; import "@openzeppelin/contracts-upgradeable/token/ERC721/IERC721Upgradeable.sol"; import "./LibERC721LazyMint.sol"; import "@rarible/lib-part/contracts/LibPart.sol"; interface IERC721LazyMint is IERC721Upgradeable { event Creators( uint256 tokenId, LibPart.Part[] creators ); function mintAndTransfer( LibERC721LazyMint.Mint721Data memory data, address to ) external; function transferFromOrMint( LibERC721LazyMint.Mint721Data memory data, address from, address to ) external; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <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 GSN 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 payable) { return msg.sender; } function _msgData() internal view virtual returns (bytes memory) { this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 return msg.data; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <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; // solhint-disable-next-line no-inline-assembly 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"); // solhint-disable-next-line avoid-low-level-calls, avoid-call-value (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"); // solhint-disable-next-line avoid-low-level-calls (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"); // solhint-disable-next-line avoid-low-level-calls (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"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.delegatecall(data); return _verifyCallResult(success, returndata, errorMessage); } function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private 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 // solhint-disable-next-line no-inline-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to * be specified by overriding the virtual {_implementation} function. * * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a * different contract through the {_delegate} function. * * The success and return data of the delegated call will be returned back to the caller of the proxy. */ abstract contract Proxy { /** * @dev Delegates the current call to `implementation`. * * This function does not return to its internall call site, it will return directly to the external caller. */ function _delegate(address implementation) internal virtual { // solhint-disable-next-line no-inline-assembly assembly { // Copy msg.data. We take full control of memory in this inline assembly // block because it will not return to Solidity code. We overwrite the // Solidity scratch pad at memory position 0. calldatacopy(0, 0, calldatasize()) // Call the implementation. // out and outsize are 0 because we don't know the size yet. let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0) // Copy the returned data. returndatacopy(0, 0, returndatasize()) switch result // delegatecall returns 0 on error. case 0 { revert(0, returndatasize()) } default { return(0, returndatasize()) } } } /** * @dev This is a virtual function that should be overriden so it returns the address to which the fallback function * and {_fallback} should delegate. */ function _implementation() internal view virtual returns (address); /** * @dev Delegates the current call to the address returned by `_implementation()`. * * This function does not return to its internall call site, it will return directly to the external caller. */ function _fallback() internal virtual { _beforeFallback(); _delegate(_implementation()); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other * function in the contract matches the call data. */ fallback () external payable virtual { _fallback(); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data * is empty. */ receive () external payable virtual { _fallback(); } /** * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback` * call, or as part of the Solidity `fallback` or `receive` functions. * * If overriden should call `super._beforeFallback()`. */ function _beforeFallback() internal virtual { } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev This is the interface that {BeaconProxy} expects of its beacon. */ interface IBeacon { /** * @dev Must return an address that can be used as a delegate call target. * * {BeaconProxy} will check that this address is a contract. */ function implementation() external view returns (address); }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "./Proxy.sol"; import "../utils/Address.sol"; import "./IBeacon.sol"; /** * @dev This contract implements a proxy that gets the implementation address for each call from a {UpgradeableBeacon}. * * The beacon address is stored in storage slot `uint256(keccak256('eip1967.proxy.beacon')) - 1`, so that it doesn't * conflict with the storage layout of the implementation behind the proxy. * * _Available since v3.4._ */ contract BeaconProxy is Proxy { /** * @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy. * This is bytes32(uint256(keccak256('eip1967.proxy.beacon')) - 1)) and is validated in the constructor. */ bytes32 private constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50; /** * @dev Initializes the proxy with `beacon`. * * If `data` is nonempty, it's used as data in a delegate call to the implementation returned by the beacon. This * will typically be an encoded function call, and allows initializating the storage of the proxy like a Solidity * constructor. * * Requirements: * * - `beacon` must be a contract with the interface {IBeacon}. */ constructor(address beacon, bytes memory data) public payable { assert(_BEACON_SLOT == bytes32(uint256(keccak256("eip1967.proxy.beacon")) - 1)); _setBeacon(beacon, data); } /** * @dev Returns the current beacon address. */ function _beacon() internal view virtual returns (address beacon) { bytes32 slot = _BEACON_SLOT; // solhint-disable-next-line no-inline-assembly assembly { beacon := sload(slot) } } /** * @dev Returns the current implementation address of the associated beacon. */ function _implementation() internal view virtual override returns (address) { return IBeacon(_beacon()).implementation(); } /** * @dev Changes the proxy to use a new beacon. * * If `data` is nonempty, it's used as data in a delegate call to the implementation returned by the beacon. * * Requirements: * * - `beacon` must be a contract. * - The implementation returned by `beacon` must be a contract. */ function _setBeacon(address beacon, bytes memory data) internal virtual { require( Address.isContract(beacon), "BeaconProxy: beacon is not a contract" ); require( Address.isContract(IBeacon(beacon).implementation()), "BeaconProxy: beacon implementation is not a contract" ); bytes32 slot = _BEACON_SLOT; // solhint-disable-next-line no-inline-assembly assembly { sstore(slot, beacon) } if (data.length > 0) { Address.functionDelegateCall(_implementation(), data, "BeaconProxy: function call failed"); } } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor () internal { address msgSender = _msgSender(); _owner = msgSender; emit OwnershipTransferred(address(0), msgSender); } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(owner() == _msgSender(), "Ownable: caller is not the owner"); _; } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { emit OwnershipTransferred(_owner, address(0)); _owner = address(0); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); emit OwnershipTransferred(_owner, newOwner); _owner = newOwner; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev String operations. */ library StringsUpgradeable { /** * @dev Converts a `uint256` to its ASCII `string` 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); uint256 index = digits - 1; temp = value; while (temp != 0) { buffer[index--] = bytes1(uint8(48 + temp % 10)); temp /= 10; } return string(buffer); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "../proxy/Initializable.sol"; /* * @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 GSN 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 ContextUpgradeable is Initializable { function __Context_init() internal initializer { __Context_init_unchained(); } function __Context_init_unchained() internal initializer { } function _msgSender() internal view virtual returns (address payable) { return msg.sender; } function _msgData() internal view virtual returns (bytes memory) { this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 return msg.data; } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; /** * @dev Collection of functions related to the address type */ library AddressUpgradeable { /** * @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; // solhint-disable-next-line no-inline-assembly 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"); // solhint-disable-next-line avoid-low-level-calls, avoid-call-value (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"); // solhint-disable-next-line avoid-low-level-calls (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"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.staticcall(data); return _verifyCallResult(success, returndata, errorMessage); } function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private 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 // solhint-disable-next-line no-inline-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; import "../../introspection/IERC165Upgradeable.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721Upgradeable is IERC165Upgradeable { /** * @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 pragma solidity >=0.6.0 <0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721ReceiverUpgradeable { /** * @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 pragma solidity >=0.6.2 <0.8.0; import "./IERC721Upgradeable.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721MetadataUpgradeable is IERC721Upgradeable { /** * @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 // solhint-disable-next-line compiler-version pragma solidity >=0.4.24 <0.8.0; import "../utils/AddressUpgradeable.sol"; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since a proxied contract can't have a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {UpgradeableProxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. */ abstract contract Initializable { /** * @dev Indicates that the contract has been initialized. */ bool private _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool private _initializing; /** * @dev Modifier to protect an initializer function from being invoked twice. */ modifier initializer() { require(_initializing || _isConstructor() || !_initialized, "Initializable: contract is already initialized"); bool isTopLevelCall = !_initializing; if (isTopLevelCall) { _initializing = true; _initialized = true; } _; if (isTopLevelCall) { _initializing = false; } } /// @dev Returns true if and only if the function is running in the constructor function _isConstructor() private view returns (bool) { return !AddressUpgradeable.isContract(address(this)); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming languages. * `SafeMath` restores this intuition by reverting the transaction when an * operation overflows. * * Using this library instead of the unchecked operations eliminates an entire * class of bugs, so it's recommended to use it always. */ library SafeMathUpgradeable { /** * @dev Returns the addition of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } /** * @dev Returns the substraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b > a) return (false, 0); return (true, a - b); } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a / b); } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a % b); } /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "SafeMath: addition overflow"); return c; } /** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b) internal pure returns (uint256) { require(b <= a, "SafeMath: subtraction overflow"); return a - b; } /** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */ function mul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) return 0; uint256 c = a * b; require(c / a == b, "SafeMath: multiplication overflow"); return c; } /** * @dev Returns the integer division of two unsigned integers, reverting on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: division by zero"); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: modulo by zero"); return a % b; } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {trySub}. * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b <= a, errorMessage); return a - b; } /** * @dev Returns the integer division of two unsigned integers, reverting with custom message on * division by zero. The result is rounded towards zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryDiv}. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting with custom message when dividing by zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryMod}. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a % b; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <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 IERC165Upgradeable { /** * @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 pragma solidity >=0.6.0 <0.8.0; import "./IERC165Upgradeable.sol"; import "../proxy/Initializable.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts may inherit from this and call {_registerInterface} to declare * their support of an interface. */ abstract contract ERC165Upgradeable is Initializable, IERC165Upgradeable { /* * bytes4(keccak256('supportsInterface(bytes4)')) == 0x01ffc9a7 */ bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7; /** * @dev Mapping of interface ids to whether or not it's supported. */ mapping(bytes4 => bool) private _supportedInterfaces; function __ERC165_init() internal initializer { __ERC165_init_unchained(); } function __ERC165_init_unchained() internal initializer { // Derived contracts need only register support for their own interfaces, // we register support for ERC165 itself here _registerInterface(_INTERFACE_ID_ERC165); } /** * @dev See {IERC165-supportsInterface}. * * Time complexity O(1), guaranteed to always use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return _supportedInterfaces[interfaceId]; } /** * @dev Registers the contract as an implementer of the interface defined by * `interfaceId`. Support of the actual ERC165 interface is automatic and * registering its interface id is not required. * * See {IERC165-supportsInterface}. * * Requirements: * * - `interfaceId` cannot be the ERC165 invalid interface (`0xffffffff`). */ function _registerInterface(bytes4 interfaceId) internal virtual { require(interfaceId != 0xffffffff, "ERC165: invalid interface id"); _supportedInterfaces[interfaceId] = true; } uint256[49] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "../proxy/Initializable.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 EIP712Upgradeable is Initializable { /* solhint-disable var-name-mixedcase */ bytes32 private _HASHED_NAME; bytes32 private _HASHED_VERSION; bytes32 private constant _TYPE_HASH = keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"); /* 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]. */ function __EIP712_init(string memory name, string memory version) internal initializer { __EIP712_init_unchained(name, version); } function __EIP712_init_unchained(string memory name, string memory version) internal initializer { bytes32 hashedName = keccak256(bytes(name)); bytes32 hashedVersion = keccak256(bytes(version)); _HASHED_NAME = hashedName; _HASHED_VERSION = hashedVersion; } /** * @dev Returns the domain separator for the current chain. */ function _domainSeparatorV4() internal view returns (bytes32) { return _buildDomainSeparator(_TYPE_HASH, _EIP712NameHash(), _EIP712VersionHash()); } function _buildDomainSeparator(bytes32 typeHash, bytes32 name, bytes32 version) private view returns (bytes32) { return keccak256( abi.encode( typeHash, name, version, _getChainId(), 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 keccak256(abi.encodePacked("\x19\x01", _domainSeparatorV4(), structHash)); } function _getChainId() private view returns (uint256 chainId) { this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 // solhint-disable-next-line no-inline-assembly assembly { chainId := chainid() } } /** * @dev The hash of the name parameter for the EIP712 domain. * * NOTE: This function reads from storage by default, but can be redefined to return a constant value if gas costs * are a concern. */ function _EIP712NameHash() internal virtual view returns (bytes32) { return _HASHED_NAME; } /** * @dev The hash of the version parameter for the EIP712 domain. * * NOTE: This function reads from storage by default, but can be redefined to return a constant value if gas costs * are a concern. */ function _EIP712VersionHash() internal virtual view returns (bytes32) { return _HASHED_VERSION; } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "../utils/ContextUpgradeable.sol"; import "../proxy/Initializable.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract OwnableUpgradeable is Initializable, ContextUpgradeable { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ function __Ownable_init() internal initializer { __Context_init_unchained(); __Ownable_init_unchained(); } function __Ownable_init_unchained() internal initializer { address msgSender = _msgSender(); _owner = msgSender; emit OwnershipTransferred(address(0), msgSender); } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(owner() == _msgSender(), "Ownable: caller is not the owner"); _; } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { emit OwnershipTransferred(_owner, address(0)); _owner = address(0); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); emit OwnershipTransferred(_owner, newOwner); _owner = newOwner; } uint256[49] private __gap; }
{ "remappings": [], "optimizer": { "enabled": true, "runs": 200 }, "evmVersion": "istanbul", "libraries": {}, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
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Contract ABI
[{"inputs":[{"internalType":"address","name":"_beacon","type":"address"},{"internalType":"address","name":"_transferProxy","type":"address"},{"internalType":"address","name":"_lazyTransferProxy","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"proxy","type":"address"}],"name":"Create721RaribleProxy","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"proxy","type":"address"}],"name":"Create721RaribleUserProxy","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[],"name":"beacon","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"string","name":"baseURI","type":"string"},{"internalType":"string","name":"contractURI","type":"string"},{"internalType":"address[]","name":"operators","type":"address[]"},{"internalType":"uint256","name":"salt","type":"uint256"}],"name":"createToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"string","name":"baseURI","type":"string"},{"internalType":"string","name":"contractURI","type":"string"},{"internalType":"uint256","name":"salt","type":"uint256"}],"name":"createToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"string","name":"baseURI","type":"string"},{"internalType":"string","name":"contractURI","type":"string"},{"internalType":"address[]","name":"operators","type":"address[]"},{"internalType":"uint256","name":"_salt","type":"uint256"}],"name":"getAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"string","name":"baseURI","type":"string"},{"internalType":"string","name":"contractURI","type":"string"},{"internalType":"uint256","name":"_salt","type":"uint256"}],"name":"getAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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Deployed Bytecode
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000036da8c3edec31cce1e2fc9eb7cb034cd6d461d8d000000000000000000000000d47e14dd9b98411754f722b4c4074e14752ada7c000000000000000000000000dd28328257a2cce3204332c747cc350153937a1d
-----Decoded View---------------
Arg [0] : _beacon (address): 0x36dA8c3EDEc31cCE1e2fC9EB7cb034cD6d461d8d
Arg [1] : _transferProxy (address): 0xd47e14DD9b98411754f722B4c4074e14752Ada7C
Arg [2] : _lazyTransferProxy (address): 0xDD28328257a2Cce3204332C747Cc350153937A1D
-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 00000000000000000000000036da8c3edec31cce1e2fc9eb7cb034cd6d461d8d
Arg [1] : 000000000000000000000000d47e14dd9b98411754f722b4c4074e14752ada7c
Arg [2] : 000000000000000000000000dd28328257a2cce3204332c747cc350153937a1d
A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.
Address QR Code
My Address - Private Name Tag or Note
My Name Tag:
Private Note:
Please DO NOT store any passwords or private keys here.
The compiled contract might be susceptible to FullInlinerNonExpressionSplitArgumentEvaluationOrder (low-severity), MissingSideEffectsOnSelectorAccess (low-severity), AbiReencodingHeadOverflowWithStaticArrayCleanup (medium-severity), DirtyBytesArrayToStorage (low-severity), DataLocationChangeInInternalOverride (very low-severity), NestedCalldataArrayAbiReencodingSizeValidation (very low-severity), SignedImmutables (very low-severity), ABIDecodeTwoDimensionalArrayMemory (very low-severity), KeccakCaching (medium-severity) Solidity Compiler Bugs.
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Transaction Private Note
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