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Latest 25 from a total of 2,821 transactions
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Set Approval For... | 21479679 | 2 days ago | IN | 0 ETH | 0.00029589 | ||||
Set Approval For... | 21420094 | 10 days ago | IN | 0 ETH | 0.0006084 | ||||
Set Approval For... | 21403920 | 13 days ago | IN | 0 ETH | 0.00033695 | ||||
Safe Transfer Fr... | 21337751 | 22 days ago | IN | 0 ETH | 0.00233969 | ||||
Set Approval For... | 21228054 | 37 days ago | IN | 0 ETH | 0.00068696 | ||||
Set Approval For... | 21201802 | 41 days ago | IN | 0 ETH | 0.00096487 | ||||
Set Approval For... | 21155524 | 47 days ago | IN | 0 ETH | 0.00080338 | ||||
Set Approval For... | 21108568 | 54 days ago | IN | 0 ETH | 0.00023162 | ||||
Set Approval For... | 21108031 | 54 days ago | IN | 0 ETH | 0.00060989 | ||||
Set Approval For... | 21107097 | 54 days ago | IN | 0 ETH | 0.00020658 | ||||
Set Approval For... | 21085289 | 57 days ago | IN | 0 ETH | 0.00053276 | ||||
Safe Transfer Fr... | 21052428 | 62 days ago | IN | 0 ETH | 0.00024944 | ||||
Set Approval For... | 21045695 | 63 days ago | IN | 0 ETH | 0.00020869 | ||||
Safe Transfer Fr... | 21009197 | 68 days ago | IN | 0 ETH | 0.0004882 | ||||
Set Approval For... | 21005745 | 68 days ago | IN | 0 ETH | 0.00054201 | ||||
Safe Transfer Fr... | 20996450 | 69 days ago | IN | 0 ETH | 0.00063179 | ||||
Safe Transfer Fr... | 20966135 | 74 days ago | IN | 0 ETH | 0.00119791 | ||||
Set Approval For... | 20961178 | 74 days ago | IN | 0 ETH | 0.00045139 | ||||
Set Approval For... | 20939448 | 77 days ago | IN | 0 ETH | 0.00096083 | ||||
Set Approval For... | 20915846 | 81 days ago | IN | 0 ETH | 0.00147131 | ||||
Set Approval For... | 20908611 | 82 days ago | IN | 0 ETH | 0.00036984 | ||||
Safe Transfer Fr... | 20903726 | 82 days ago | IN | 0 ETH | 0.00053264 | ||||
Transfer From | 20884945 | 85 days ago | IN | 0 ETH | 0.00064784 | ||||
Set Approval For... | 20873583 | 87 days ago | IN | 0 ETH | 0.00048652 | ||||
Safe Transfer Fr... | 20852816 | 89 days ago | IN | 0 ETH | 0.00028525 |
Latest 25 internal transactions (View All)
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17603553 | 544 days ago | 0.9 ETH | ||||
17603544 | 544 days ago | 0.015 ETH | ||||
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17603275 | 544 days ago | 0.045 ETH | ||||
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17602203 | 545 days ago | 0.03 ETH | ||||
17602152 | 545 days ago | 0.015 ETH | ||||
17601877 | 545 days ago | 0.015 ETH | ||||
17601871 | 545 days ago | 0.015 ETH | ||||
17601751 | 545 days ago | 0.015 ETH | ||||
17601711 | 545 days ago | 0.045 ETH |
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Contract Name:
HippieLifeKrew
Compiler Version
v0.8.17+commit.8df45f5f
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
/** * SPDX-License-Identifier: Apache-2.0 * @title: Hippie Life Krew: The Cloudalia Story * @author: BankkRoll - https://twitter.com/bankkroll_eth * @founder: Visto - https://twitter.com/VistoHLK * @artist : Taylor - https://twitter.com/TheEmperorTay * * ▒▒████████▒▒░░ * ░░ ▒▒▓▓░░ ░░▒▒██ * ▒▒██▓▓▒▒░░░░▒▒▓▓▓▓ ░░██ ▒▒▓▓ * ░░▓▓░░ ▒▒██ ▒▒▒▒ ▓▓ * ▓▓▓▓ ██ ░░▓▓ ░░▓▓ * ▒▒▒▒ ░░████ ▓▓ * ▒▒▒▒ ░░▓▓ ██ * ▓▓ ▒▒ ▒▒ * ▒▒ ██ ██ ███████ ██ ██████ ██████ ███ ███ ███████ ▓▓██▒▒░░▓▓▒▒ * ▒▒░░ ██ ██ ██ ██ ██ ██ ██ ████ ████ ██ ▓▓ ░░▓▓ * ▒▒ ██ █ ██ █████ ██ ██ ██ ██ ██ ████ ██ █████ ░░ ▓▓ * ░░░░ ██ ███ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ▒▒░░ * ▒█ ███ ███ ███████ ███████ ██████ ██████ ██ ██ ███████ ▓▓ * ▒▒██ ▒▒ * ██░░ ██ ██ ██ ██████ ██████ ██ ███████ ███████ ████ * ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ▒ ▒ * ░░ ███████ ██ ██████ ██████ ██ █████ ███████ ░░ * ▒▒ ██ ██ ██ ██ ██ ██ ██ ██ ░░██ * ▓▓ ██ ██ ██ ██ ██ ██ ███████ ███████ ██ * ▓▓ ▓▓ * ▓▓▓▓ ▄▄▄██████████▄▄▄ ░░ * ▓▓ ▄██████▀████▀██████▄ ▓▓ * ▓▓ ▄████▀ ████ ▀████▄ ▓▓ * ▒▒ ████▀ ████ ▄█████ ░░░░ * ▓▓ ████ ████ ▄█████▀███ ▓▓░░ * ▓▓ ▐███ █████████▀ ████ ▓▓ * ▓▓ ██████████████████████████████ ▓▓ * ▒▒ ████▀▀▀▀▀▀▀▀▀████████▀▀▀▀▀████ ▒▒▒▒ * ▓▓ ▐███ ████▀█████▄ ███▌ ██ * ▓▓▒ ▀███ ████ ▀████████ ▒██ * ▒▒▓▓ ▀███▄ ████ ████▀ ▒▒ * ▓▓ ▀████▄▄ ████ ▄█████ ▓▓ * ▒▒ ▀▀███████████████▀ ▒▒ * ▒▒▓▓ ▀▀▀▀▀▀▀▀▀▀▀ ▒▒█ * ░█▓▓▒▒░░░░▒▒▓█▓▓▓ ██░░░█▓▒░▒▒▓█ * ▒██▒▒▒▒████░░█▓▓▒▒░░░░▒▒▓█▓▓▒▒░░░░▒▒▓░▒▒▓▓███▓▓▒▒░░░░▒▒▓░▓▓██▓▓▒▒▒▒▓▓▓▓▓▓▓ */ pragma solidity ^0.8.0; // @author thirdweb import "@thirdweb-dev/contracts/base/ERC721Drop.sol"; contract HippieLifeKrew is ERC721Drop { constructor( string memory _name, string memory _symbol, address _royaltyRecipient, uint128 _royaltyBps, address _primarySaleRecipient ) ERC721Drop( _name, _symbol, _royaltyRecipient, _royaltyBps, _primarySaleRecipient ) {} /** * @dev Overrides '_startTokenId()' from ERC721Drop. * Starts token ID count from 1 instead of 0. * @return uint256 - The initial token ID. */ function _startTokenId() internal pure override returns (uint256) { return 1; } }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import { ERC721A } from "../eip/ERC721AVirtualApprove.sol"; import "../extension/ContractMetadata.sol"; import "../extension/Multicall.sol"; import "../extension/Ownable.sol"; import "../extension/Royalty.sol"; import "../extension/BatchMintMetadata.sol"; import "../extension/PrimarySale.sol"; import "../extension/DropSinglePhase.sol"; import "../extension/LazyMint.sol"; import "../extension/DelayedReveal.sol"; import "../extension/DefaultOperatorFilterer.sol"; import "../lib/TWStrings.sol"; import "../lib/CurrencyTransferLib.sol"; /** * BASE: ERC721A * EXTENSION: DropSinglePhase * * The `ERC721Drop` contract implements the ERC721 NFT standard, along with the ERC721A optimization to the standard. * It includes the following additions to standard ERC721 logic: * * - Contract metadata for royalty support on platforms such as OpenSea that use * off-chain information to distribute roaylties. * * - Ownership of the contract, with the ability to restrict certain functions to * only be called by the contract's owner. * * - Multicall capability to perform multiple actions atomically * * - EIP 2981 compliance for royalty support on NFT marketplaces. * * The `drop` mechanism in the `DropSinglePhase` extension is a distribution mechanism for lazy minted tokens. It lets * you set restrictions such as a price to charge, an allowlist etc. when an address atttempts to mint lazy minted tokens. * * The `ERC721Drop` contract lets you lazy mint tokens, and distribute those lazy minted tokens via the drop mechanism. */ contract ERC721Drop is ERC721A, ContractMetadata, Multicall, Ownable, Royalty, BatchMintMetadata, PrimarySale, LazyMint, DelayedReveal, DefaultOperatorFilterer, DropSinglePhase { using TWStrings for uint256; /*/////////////////////////////////////////////////////////////// Constructor //////////////////////////////////////////////////////////////*/ constructor( string memory _name, string memory _symbol, address _royaltyRecipient, uint128 _royaltyBps, address _primarySaleRecipient ) ERC721A(_name, _symbol) { _setupOwner(msg.sender); _setupDefaultRoyaltyInfo(_royaltyRecipient, _royaltyBps); _setupPrimarySaleRecipient(_primarySaleRecipient); _setOperatorRestriction(true); } /*////////////////////////////////////////////////////////////// ERC165 Logic //////////////////////////////////////////////////////////////*/ /// @dev See ERC165: https://eips.ethereum.org/EIPS/eip-165 function supportsInterface(bytes4 interfaceId) public view virtual override(ERC721A, IERC165) returns (bool) { return interfaceId == 0x01ffc9a7 || // ERC165 Interface ID for ERC165 interfaceId == 0x80ac58cd || // ERC165 Interface ID for ERC721 interfaceId == 0x5b5e139f || // ERC165 Interface ID for ERC721Metadata interfaceId == type(IERC2981).interfaceId; // ERC165 ID for ERC2981 } /*/////////////////////////////////////////////////////////////// Overriden ERC 721 logic //////////////////////////////////////////////////////////////*/ /** * @notice Returns the metadata URI for an NFT. * @dev See `BatchMintMetadata` for handling of metadata in this contract. * * @param _tokenId The tokenId of an NFT. */ function tokenURI(uint256 _tokenId) public view virtual override returns (string memory) { (uint256 batchId, ) = _getBatchId(_tokenId); string memory batchUri = _getBaseURI(_tokenId); if (isEncryptedBatch(batchId)) { return string(abi.encodePacked(batchUri, "0")); } else { return string(abi.encodePacked(batchUri, _tokenId.toString())); } } /*/////////////////////////////////////////////////////////////// Overriden lazy minting logic //////////////////////////////////////////////////////////////*/ /** * @notice Lets an authorized address lazy mint a given amount of NFTs. * * @param _amount The number of NFTs to lazy mint. * @param _baseURIForTokens The placeholder base URI for the 'n' number of NFTs being lazy minted, where the * metadata for each of those NFTs is `${baseURIForTokens}/${tokenId}`. * @param _data The encrypted base URI + provenance hash for the batch of NFTs being lazy minted. * @return batchId A unique integer identifier for the batch of NFTs lazy minted together. */ function lazyMint( uint256 _amount, string calldata _baseURIForTokens, bytes calldata _data ) public virtual override returns (uint256 batchId) { if (_data.length > 0) { (bytes memory encryptedURI, bytes32 provenanceHash) = abi.decode(_data, (bytes, bytes32)); if (encryptedURI.length != 0 && provenanceHash != "") { _setEncryptedData(nextTokenIdToLazyMint + _amount, _data); } } return LazyMint.lazyMint(_amount, _baseURIForTokens, _data); } /// @notice The tokenId assigned to the next new NFT to be lazy minted. function nextTokenIdToMint() public view virtual returns (uint256) { return nextTokenIdToLazyMint; } /// @notice The tokenId assigned to the next new NFT to be claimed. function nextTokenIdToClaim() public view virtual returns (uint256) { return _currentIndex; } /*/////////////////////////////////////////////////////////////// Delayed reveal logic //////////////////////////////////////////////////////////////*/ /** * @notice Lets an authorized address reveal a batch of delayed reveal NFTs. * * @param _index The ID for the batch of delayed-reveal NFTs to reveal. * @param _key The key with which the base URI for the relevant batch of NFTs was encrypted. */ function reveal(uint256 _index, bytes calldata _key) public virtual override returns (string memory revealedURI) { require(_canReveal(), "Not authorized"); uint256 batchId = getBatchIdAtIndex(_index); revealedURI = getRevealURI(batchId, _key); _setEncryptedData(batchId, ""); _setBaseURI(batchId, revealedURI); emit TokenURIRevealed(_index, revealedURI); } /*////////////////////////////////////////////////////////////// Minting/burning logic //////////////////////////////////////////////////////////////*/ /** * @notice Lets an owner or approved operator burn the NFT of the given tokenId. * @dev ERC721A's `_burn(uint256,bool)` internally checks for token approvals. * * @param _tokenId The tokenId of the NFT to burn. */ function burn(uint256 _tokenId) external virtual { _burn(_tokenId, true); } /*////////////////////////////////////////////////////////////// ERC-721 overrides //////////////////////////////////////////////////////////////*/ /// @dev See {ERC721-setApprovalForAll}. function setApprovalForAll(address operator, bool approved) public virtual override(ERC721A) onlyAllowedOperatorApproval(operator) { super.setApprovalForAll(operator, approved); } /// @dev See {ERC721-approve}. function approve(address operator, uint256 tokenId) public virtual override(ERC721A) onlyAllowedOperatorApproval(operator) { super.approve(operator, tokenId); } /// @dev See {ERC721-_transferFrom}. function transferFrom( address from, address to, uint256 tokenId ) public virtual override(ERC721A) onlyAllowedOperator(from) { super.transferFrom(from, to, tokenId); } /// @dev See {ERC721-_safeTransferFrom}. function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override(ERC721A) onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId); } /// @dev See {ERC721-_safeTransferFrom}. function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory data ) public virtual override(ERC721A) onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId, data); } /*/////////////////////////////////////////////////////////////// Internal functions //////////////////////////////////////////////////////////////*/ /// @dev Runs before every `claim` function call. function _beforeClaim( address, uint256 _quantity, address, uint256, AllowlistProof calldata, bytes memory ) internal view virtual override { if (_currentIndex + _quantity > nextTokenIdToLazyMint) { revert("Not enough minted tokens"); } } /// @dev Collects and distributes the primary sale value of NFTs being claimed. function _collectPriceOnClaim( address _primarySaleRecipient, uint256 _quantityToClaim, address _currency, uint256 _pricePerToken ) internal virtual override { if (_pricePerToken == 0) { return; } uint256 totalPrice = _quantityToClaim * _pricePerToken; if (_currency == CurrencyTransferLib.NATIVE_TOKEN) { if (msg.value != totalPrice) { revert("Must send total price"); } } address saleRecipient = _primarySaleRecipient == address(0) ? primarySaleRecipient() : _primarySaleRecipient; CurrencyTransferLib.transferCurrency(_currency, msg.sender, saleRecipient, totalPrice); } /// @dev Transfers the NFTs being claimed. function _transferTokensOnClaim(address _to, uint256 _quantityBeingClaimed) internal virtual override returns (uint256 startTokenId) { startTokenId = _currentIndex; _safeMint(_to, _quantityBeingClaimed); } /// @dev Checks whether primary sale recipient can be set in the given execution context. function _canSetPrimarySaleRecipient() internal view virtual override returns (bool) { return msg.sender == owner(); } /// @dev Checks whether owner can be set in the given execution context. function _canSetOwner() internal view virtual override returns (bool) { return msg.sender == owner(); } /// @dev Checks whether royalty info can be set in the given execution context. function _canSetRoyaltyInfo() internal view virtual override returns (bool) { return msg.sender == owner(); } /// @dev Checks whether contract metadata can be set in the given execution context. function _canSetContractURI() internal view virtual override returns (bool) { return msg.sender == owner(); } /// @dev Checks whether platform fee info can be set in the given execution context. function _canSetClaimConditions() internal view virtual override returns (bool) { return msg.sender == owner(); } /// @dev Returns whether lazy minting can be done in the given execution context. function _canLazyMint() internal view virtual override returns (bool) { return msg.sender == owner(); } /// @dev Checks whether NFTs can be revealed in the given execution context. function _canReveal() internal view virtual returns (bool) { return msg.sender == owner(); } /// @dev Returns whether operator restriction can be set in the given execution context. function _canSetOperatorRestriction() internal virtual override returns (bool) { return msg.sender == owner(); } /*/////////////////////////////////////////////////////////////// Miscellaneous //////////////////////////////////////////////////////////////*/ function _dropMsgSender() internal view virtual override returns (address) { return msg.sender; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./interface/IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v3.3.0 // Creator: Chiru Labs pragma solidity ^0.8.4; ////////// CHANGELOG: turn `approve` to virtual ////////// import "./interface/IERC721A.sol"; import "./interface/IERC721Receiver.sol"; import "../lib/TWAddress.sol"; import "../openzeppelin-presets/utils/Context.sol"; import "../lib/TWStrings.sol"; import "./ERC165.sol"; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension. Built to optimize for lower gas during batch mints. * * Assumes serials are sequentially minted starting at _startTokenId() (defaults to 0, e.g. 0, 1, 2, 3..). * * Assumes that an owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * * Assumes that the maximum token id cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is Context, ERC165, IERC721A { using TWAddress for address; using TWStrings for uint256; // The tokenId of the next token to be minted. uint256 internal _currentIndex; // The number of tokens burned. uint256 internal _burnCounter; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to ownership details // An empty struct value does not necessarily mean the token is unowned. See _ownershipOf implementation for details. mapping(uint256 => TokenOwnership) internal _ownerships; // Mapping owner address to address data mapping(address => AddressData) private _addressData; // Mapping from token ID to approved address mapping(uint256 => address) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } /** * To change the starting tokenId, please override this function. */ function _startTokenId() internal view virtual returns (uint256) { return 0; } /** * @dev Burned tokens are calculated here, use _totalMinted() if you want to count just minted tokens. */ function totalSupply() public view override returns (uint256) { // Counter underflow is impossible as _burnCounter cannot be incremented // more than _currentIndex - _startTokenId() times unchecked { return _currentIndex - _burnCounter - _startTokenId(); } } /** * Returns the total amount of tokens minted in the contract. */ function _totalMinted() internal view returns (uint256) { // Counter underflow is impossible as _currentIndex does not decrement, // and it is initialized to _startTokenId() unchecked { return _currentIndex - _startTokenId(); } } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view override returns (uint256) { if (owner == address(0)) revert BalanceQueryForZeroAddress(); return uint256(_addressData[owner].balance); } /** * Returns the number of tokens minted by `owner`. */ function _numberMinted(address owner) internal view returns (uint256) { return uint256(_addressData[owner].numberMinted); } /** * Returns the number of tokens burned by or on behalf of `owner`. */ function _numberBurned(address owner) internal view returns (uint256) { return uint256(_addressData[owner].numberBurned); } /** * Returns the auxillary data for `owner`. (e.g. number of whitelist mint slots used). */ function _getAux(address owner) internal view returns (uint64) { return _addressData[owner].aux; } /** * Sets the auxillary data for `owner`. (e.g. number of whitelist mint slots used). * If there are multiple variables, please pack them into a uint64. */ function _setAux(address owner, uint64 aux) internal { _addressData[owner].aux = aux; } /** * Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around in the collection over time. */ function _ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) { uint256 curr = tokenId; unchecked { if (_startTokenId() <= curr) if (curr < _currentIndex) { TokenOwnership memory ownership = _ownerships[curr]; if (!ownership.burned) { if (ownership.addr != address(0)) { return ownership; } // Invariant: // There will always be an ownership that has an address and is not burned // before an ownership that does not have an address and is not burned. // Hence, curr will not underflow. while (true) { curr--; ownership = _ownerships[curr]; if (ownership.addr != address(0)) { return ownership; } } } } } revert OwnerQueryForNonexistentToken(); } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view override returns (address) { return _ownershipOf(tokenId).addr; } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { if (!_exists(tokenId)) revert URIQueryForNonexistentToken(); string memory baseURI = _baseURI(); return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, can be overriden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ERC721A.ownerOf(tokenId); if (to == owner) revert ApprovalToCurrentOwner(); if (_msgSender() != owner) if (!isApprovedForAll(owner, _msgSender())) { revert ApprovalCallerNotOwnerNorApproved(); } _approve(to, tokenId, owner); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { if (operator == _msgSender()) revert ApproveToCaller(); _operatorApprovals[_msgSender()][operator] = approved; emit ApprovalForAll(_msgSender(), operator, approved); } /** * @dev See {IERC721-isApprovedForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev See {IERC721-transferFrom}. */ function transferFrom( address from, address to, uint256 tokenId ) public virtual override { _transfer(from, to, tokenId); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ""); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public virtual override { _transfer(from, to, tokenId); if (to.isContract()) if (!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted (`_mint`), */ function _exists(uint256 tokenId) internal view returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && !_ownerships[tokenId].burned; } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal { _safeMint(to, quantity, ""); } /** * @dev Safely mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called for each safe transfer. * - `quantity` must be greater than 0. * * Emits a {Transfer} event. */ function _safeMint( address to, uint256 quantity, bytes memory _data ) internal { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1 // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1 unchecked { _addressData[to].balance += uint64(quantity); _addressData[to].numberMinted += uint64(quantity); _ownerships[startTokenId].addr = to; _ownerships[startTokenId].startTimestamp = uint64(block.timestamp); uint256 updatedIndex = startTokenId; uint256 end = updatedIndex + quantity; if (to.isContract()) { do { emit Transfer(address(0), to, updatedIndex); if (!_checkContractOnERC721Received(address(0), to, updatedIndex++, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } while (updatedIndex < end); // Reentrancy protection if (_currentIndex != startTokenId) revert(); } else { do { emit Transfer(address(0), to, updatedIndex++); } while (updatedIndex < end); } _currentIndex = updatedIndex; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {Transfer} event. */ function _mint(address to, uint256 quantity) internal { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1 // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1 unchecked { _addressData[to].balance += uint64(quantity); _addressData[to].numberMinted += uint64(quantity); _ownerships[startTokenId].addr = to; _ownerships[startTokenId].startTimestamp = uint64(block.timestamp); uint256 updatedIndex = startTokenId; uint256 end = updatedIndex + quantity; do { emit Transfer(address(0), to, updatedIndex++); } while (updatedIndex < end); _currentIndex = updatedIndex; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer( address from, address to, uint256 tokenId ) private { TokenOwnership memory prevOwnership = _ownershipOf(tokenId); if (prevOwnership.addr != from) revert TransferFromIncorrectOwner(); bool isApprovedOrOwner = (_msgSender() == from || isApprovedForAll(from, _msgSender()) || getApproved(tokenId) == _msgSender()); if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner _approve(address(0), tokenId, from); // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as tokenId would have to be 2**256. unchecked { _addressData[from].balance -= 1; _addressData[to].balance += 1; TokenOwnership storage currSlot = _ownerships[tokenId]; currSlot.addr = to; currSlot.startTimestamp = uint64(block.timestamp); // If the ownership slot of tokenId+1 is not explicitly set, that means the transfer initiator owns it. // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls. uint256 nextTokenId = tokenId + 1; TokenOwnership storage nextSlot = _ownerships[nextTokenId]; if (nextSlot.addr == address(0)) { // This will suffice for checking _exists(nextTokenId), // as a burned slot cannot contain the zero address. if (nextTokenId != _currentIndex) { nextSlot.addr = from; nextSlot.startTimestamp = prevOwnership.startTimestamp; } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Equivalent to `_burn(tokenId, false)`. */ function _burn(uint256 tokenId) internal virtual { _burn(tokenId, false); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId, bool approvalCheck) internal virtual { TokenOwnership memory prevOwnership = _ownershipOf(tokenId); address from = prevOwnership.addr; if (approvalCheck) { bool isApprovedOrOwner = (_msgSender() == from || isApprovedForAll(from, _msgSender()) || getApproved(tokenId) == _msgSender()); if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved(); } _beforeTokenTransfers(from, address(0), tokenId, 1); // Clear approvals from the previous owner _approve(address(0), tokenId, from); // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as tokenId would have to be 2**256. unchecked { AddressData storage addressData = _addressData[from]; addressData.balance -= 1; addressData.numberBurned += 1; // Keep track of who burned the token, and the timestamp of burning. TokenOwnership storage currSlot = _ownerships[tokenId]; currSlot.addr = from; currSlot.startTimestamp = uint64(block.timestamp); currSlot.burned = true; // If the ownership slot of tokenId+1 is not explicitly set, that means the burn initiator owns it. // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls. uint256 nextTokenId = tokenId + 1; TokenOwnership storage nextSlot = _ownerships[nextTokenId]; if (nextSlot.addr == address(0)) { // This will suffice for checking _exists(nextTokenId), // as a burned slot cannot contain the zero address. if (nextTokenId != _currentIndex) { nextSlot.addr = from; nextSlot.startTimestamp = prevOwnership.startTimestamp; } } } emit Transfer(from, address(0), tokenId); _afterTokenTransfers(from, address(0), tokenId, 1); // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times. unchecked { _burnCounter++; } } /** * @dev Approve `to` to operate on `tokenId` * * Emits a {Approval} event. */ function _approve( address to, uint256 tokenId, address owner ) private { _tokenApprovals[tokenId] = to; emit Approval(owner, to, tokenId); } /** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param tokenId uint256 ID of the token to be transferred * @param _data bytes optional data to send along with the call * @return bool whether the call correctly returned the expected magic value */ function _checkContractOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) { return retval == IERC721Receiver(to).onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } /** * @dev Hook that is called before a set of serially-ordered token ids are about to be transferred. This includes minting. * And also called before burning one token. * * startTokenId - the first token id to be transferred * quantity - the amount to be transferred * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _beforeTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Hook that is called after a set of serially-ordered token ids have been transferred. This includes * minting. * And also called after one token has been burned. * * startTokenId - the first token id to be transferred * quantity - the amount to be transferred * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been * transferred to `to`. * - When `from` is zero, `tokenId` has been minted for `to`. * - When `to` is zero, `tokenId` has been burned by `from`. * - `from` and `to` are never both zero. */ function _afterTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * [EIP](https://eips.ethereum.org/EIPS/eip-165). * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * 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: Apache-2.0 pragma solidity ^0.8.0; /** * @title ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/20 */ interface IERC20 { function totalSupply() external view returns (uint256); function balanceOf(address who) external view returns (uint256); function allowance(address owner, address spender) external view returns (uint256); function transfer(address to, uint256 value) external returns (bool); function approve(address spender, uint256 value) external returns (bool); function transferFrom( address from, address to, uint256 value ) external returns (bool); event Transfer(address indexed from, address indexed to, uint256 value); event Approval(address indexed owner, address indexed spender, uint256 value); }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Interface for the NFT Royalty Standard. * * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal * support for royalty payments across all NFT marketplaces and ecosystem participants. * * _Available since v4.5._ */ interface IERC2981 is IERC165 { /** * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of * exchange. The royalty amount is denominated and should be payed in that same unit of exchange. */ function royaltyInfo(uint256 tokenId, uint256 salePrice) external view returns (address receiver, uint256 royaltyAmount); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 { /** * @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); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address); /** * @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); /** * @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 // ERC721A Contracts v3.3.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import "./IERC721.sol"; import "./IERC721Metadata.sol"; /** * @dev Interface of an ERC721A compliant contract. */ interface IERC721A is IERC721, IERC721Metadata { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * The caller cannot approve to their own address. */ error ApproveToCaller(); /** * The caller cannot approve to the current owner. */ error ApprovalToCurrentOwner(); /** * Cannot query the balance for the zero address. */ error BalanceQueryForZeroAddress(); /** * Cannot mint to the zero address. */ error MintToZeroAddress(); /** * The quantity of tokens minted must be more than zero. */ error MintZeroQuantity(); /** * The token does not exist. */ error OwnerQueryForNonexistentToken(); /** * The caller must own the token or be an approved operator. */ error TransferCallerNotOwnerNorApproved(); /** * The token must be owned by `from`. */ error TransferFromIncorrectOwner(); /** * Cannot safely transfer to a contract that does not implement the ERC721Receiver interface. */ error TransferToNonERC721ReceiverImplementer(); /** * Cannot transfer to the zero address. */ error TransferToZeroAddress(); /** * The token does not exist. */ error URIQueryForNonexistentToken(); // Compiler will pack this into a single 256bit word. struct TokenOwnership { // The address of the owner. address addr; // Keeps track of the start time of ownership with minimal overhead for tokenomics. uint64 startTimestamp; // Whether the token has been burned. bool burned; } // Compiler will pack this into a single 256bit word. struct AddressData { // Realistically, 2**64-1 is more than enough. uint64 balance; // Keeps track of mint count with minimal overhead for tokenomics. uint64 numberMinted; // Keeps track of burn count with minimal overhead for tokenomics. uint64 numberBurned; // For miscellaneous variable(s) pertaining to the address // (e.g. number of whitelist mint slots used). // If there are multiple variables, please pack them into a uint64. uint64 aux; } /** * @dev Returns the total amount of tokens stored by the contract. * * Burned tokens are calculated here, use `_totalMinted()` if you want to count just minted tokens. */ function totalSupply() external view returns (uint256); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @title ERC-721 Non-Fungible Token Standard, optional metadata extension /// @dev See https://eips.ethereum.org/EIPS/eip-721 /// Note: the ERC-165 identifier for this interface is 0x5b5e139f. /* is ERC721 */ interface IERC721Metadata { /// @notice A descriptive name for a collection of NFTs in this contract function name() external view returns (string memory); /// @notice An abbreviated name for NFTs in this contract function symbol() external view returns (string memory); /// @notice A distinct Uniform Resource Identifier (URI) for a given asset. /// @dev Throws if `_tokenId` is not a valid NFT. URIs are defined in RFC /// 3986. The URI may point to a JSON file that conforms to the "ERC721 /// Metadata JSON Schema". function tokenURI(uint256 _tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * @title Batch-mint Metadata * @notice The `BatchMintMetadata` is a contract extension for any base NFT contract. It lets the smart contract * using this extension set metadata for `n` number of NFTs all at once. This is enabled by storing a single * base URI for a batch of `n` NFTs, where the metadata for each NFT in a relevant batch is `baseURI/tokenId`. */ contract BatchMintMetadata { /// @dev Largest tokenId of each batch of tokens with the same baseURI. uint256[] private batchIds; /// @dev Mapping from id of a batch of tokens => to base URI for the respective batch of tokens. mapping(uint256 => string) private baseURI; /** * @notice Returns the count of batches of NFTs. * @dev Each batch of tokens has an in ID and an associated `baseURI`. * See {batchIds}. */ function getBaseURICount() public view returns (uint256) { return batchIds.length; } /** * @notice Returns the ID for the batch of tokens the given tokenId belongs to. * @dev See {getBaseURICount}. * @param _index ID of a token. */ function getBatchIdAtIndex(uint256 _index) public view returns (uint256) { if (_index >= getBaseURICount()) { revert("Invalid index"); } return batchIds[_index]; } /// @dev Returns the id for the batch of tokens the given tokenId belongs to. function _getBatchId(uint256 _tokenId) internal view returns (uint256 batchId, uint256 index) { uint256 numOfTokenBatches = getBaseURICount(); uint256[] memory indices = batchIds; for (uint256 i = 0; i < numOfTokenBatches; i += 1) { if (_tokenId < indices[i]) { index = i; batchId = indices[i]; return (batchId, index); } } revert("Invalid tokenId"); } /// @dev Returns the baseURI for a token. The intended metadata URI for the token is baseURI + tokenId. function _getBaseURI(uint256 _tokenId) internal view returns (string memory) { uint256 numOfTokenBatches = getBaseURICount(); uint256[] memory indices = batchIds; for (uint256 i = 0; i < numOfTokenBatches; i += 1) { if (_tokenId < indices[i]) { return baseURI[indices[i]]; } } revert("Invalid tokenId"); } /// @dev Sets the base URI for the batch of tokens with the given batchId. function _setBaseURI(uint256 _batchId, string memory _baseURI) internal { baseURI[_batchId] = _baseURI; } /// @dev Mints a batch of tokenIds and associates a common baseURI to all those Ids. function _batchMintMetadata( uint256 _startId, uint256 _amountToMint, string memory _baseURIForTokens ) internal returns (uint256 nextTokenIdToMint, uint256 batchId) { batchId = _startId + _amountToMint; nextTokenIdToMint = batchId; batchIds.push(batchId); baseURI[batchId] = _baseURIForTokens; } }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./interface/IContractMetadata.sol"; /** * @title Contract Metadata * @notice Thirdweb's `ContractMetadata` is a contract extension for any base contracts. It lets you set a metadata URI * for you contract. * Additionally, `ContractMetadata` is necessary for NFT contracts that want royalties to get distributed on OpenSea. */ abstract contract ContractMetadata is IContractMetadata { /// @notice Returns the contract metadata URI. string public override contractURI; /** * @notice Lets a contract admin set the URI for contract-level metadata. * @dev Caller should be authorized to setup contractURI, e.g. contract admin. * See {_canSetContractURI}. * Emits {ContractURIUpdated Event}. * * @param _uri keccak256 hash of the role. e.g. keccak256("TRANSFER_ROLE") */ function setContractURI(string memory _uri) external override { if (!_canSetContractURI()) { revert("Not authorized"); } _setupContractURI(_uri); } /// @dev Lets a contract admin set the URI for contract-level metadata. function _setupContractURI(string memory _uri) internal { string memory prevURI = contractURI; contractURI = _uri; emit ContractURIUpdated(prevURI, _uri); } /// @dev Returns whether contract metadata can be set in the given execution context. function _canSetContractURI() internal view virtual returns (bool); }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; /// @author thirdweb import { OperatorFilterer } from "./OperatorFilterer.sol"; /** * @title DefaultOperatorFilterer * @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription. */ abstract contract DefaultOperatorFilterer is OperatorFilterer { address constant DEFAULT_SUBSCRIPTION = address(0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6); constructor() OperatorFilterer(DEFAULT_SUBSCRIPTION, true) {} function subscribeToRegistry(address _subscription) external { require(_canSetOperatorRestriction(), "Not authorized to subscribe to registry."); _register(_subscription, true); } }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./interface/IDelayedReveal.sol"; /** * @title Delayed Reveal * @notice Thirdweb's `DelayedReveal` is a contract extension for base NFT contracts. It lets you create batches of * 'delayed-reveal' NFTs. You can learn more about the usage of delayed reveal NFTs here - https://blog.thirdweb.com/delayed-reveal-nfts */ abstract contract DelayedReveal is IDelayedReveal { /// @dev Mapping from tokenId of a batch of tokens => to delayed reveal data. mapping(uint256 => bytes) public encryptedData; /// @dev Sets the delayed reveal data for a batchId. function _setEncryptedData(uint256 _batchId, bytes memory _encryptedData) internal { encryptedData[_batchId] = _encryptedData; } /** * @notice Returns revealed URI for a batch of NFTs. * @dev Reveal encrypted base URI for `_batchId` with caller/admin's `_key` used for encryption. * Reverts if there's no encrypted URI for `_batchId`. * See {encryptDecrypt}. * * @param _batchId ID of the batch for which URI is being revealed. * @param _key Secure key used by caller/admin for encryption of baseURI. * * @return revealedURI Decrypted base URI. */ function getRevealURI(uint256 _batchId, bytes calldata _key) public view returns (string memory revealedURI) { bytes memory data = encryptedData[_batchId]; if (data.length == 0) { revert("Nothing to reveal"); } (bytes memory encryptedURI, bytes32 provenanceHash) = abi.decode(data, (bytes, bytes32)); revealedURI = string(encryptDecrypt(encryptedURI, _key)); require(keccak256(abi.encodePacked(revealedURI, _key, block.chainid)) == provenanceHash, "Incorrect key"); } /** * @notice Encrypt/decrypt data on chain. * @dev Encrypt/decrypt given `data` with `key`. Uses inline assembly. * See: https://ethereum.stackexchange.com/questions/69825/decrypt-message-on-chain * * @param data Bytes of data to encrypt/decrypt. * @param key Secure key used by caller for encryption/decryption. * * @return result Output after encryption/decryption of given data. */ function encryptDecrypt(bytes memory data, bytes calldata key) public pure override returns (bytes memory result) { // Store data length on stack for later use uint256 length = data.length; // solhint-disable-next-line no-inline-assembly assembly { // Set result to free memory pointer result := mload(0x40) // Increase free memory pointer by lenght + 32 mstore(0x40, add(add(result, length), 32)) // Set result length mstore(result, length) } // Iterate over the data stepping by 32 bytes for (uint256 i = 0; i < length; i += 32) { // Generate hash of the key and offset bytes32 hash = keccak256(abi.encodePacked(key, i)); bytes32 chunk; // solhint-disable-next-line no-inline-assembly assembly { // Read 32-bytes data chunk chunk := mload(add(data, add(i, 32))) } // XOR the chunk with hash chunk ^= hash; // solhint-disable-next-line no-inline-assembly assembly { // Write 32-byte encrypted chunk mstore(add(result, add(i, 32)), chunk) } } } /** * @notice Returns whether the relvant batch of NFTs is subject to a delayed reveal. * @dev Returns `true` if `_batchId`'s base URI is encrypted. * @param _batchId ID of a batch of NFTs. */ function isEncryptedBatch(uint256 _batchId) public view returns (bool) { return encryptedData[_batchId].length > 0; } }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./interface/IDropSinglePhase.sol"; import "../lib/MerkleProof.sol"; abstract contract DropSinglePhase is IDropSinglePhase { /*/////////////////////////////////////////////////////////////// State variables //////////////////////////////////////////////////////////////*/ /// @dev The active conditions for claiming tokens. ClaimCondition public claimCondition; /// @dev The ID for the active claim condition. bytes32 private conditionId; /*/////////////////////////////////////////////////////////////// Mappings //////////////////////////////////////////////////////////////*/ /** * @dev Map from a claim condition uid and account to supply claimed by account. */ mapping(bytes32 => mapping(address => uint256)) private supplyClaimedByWallet; /*/////////////////////////////////////////////////////////////// Drop logic //////////////////////////////////////////////////////////////*/ /// @dev Lets an account claim tokens. function claim( address _receiver, uint256 _quantity, address _currency, uint256 _pricePerToken, AllowlistProof calldata _allowlistProof, bytes memory _data ) public payable virtual override { _beforeClaim(_receiver, _quantity, _currency, _pricePerToken, _allowlistProof, _data); bytes32 activeConditionId = conditionId; verifyClaim(_dropMsgSender(), _quantity, _currency, _pricePerToken, _allowlistProof); // Update contract state. claimCondition.supplyClaimed += _quantity; supplyClaimedByWallet[activeConditionId][_dropMsgSender()] += _quantity; // If there's a price, collect price. _collectPriceOnClaim(address(0), _quantity, _currency, _pricePerToken); // Mint the relevant NFTs to claimer. uint256 startTokenId = _transferTokensOnClaim(_receiver, _quantity); emit TokensClaimed(_dropMsgSender(), _receiver, startTokenId, _quantity); _afterClaim(_receiver, _quantity, _currency, _pricePerToken, _allowlistProof, _data); } /// @dev Lets a contract admin set claim conditions. function setClaimConditions(ClaimCondition calldata _condition, bool _resetClaimEligibility) external override { if (!_canSetClaimConditions()) { revert("Not authorized"); } bytes32 targetConditionId = conditionId; uint256 supplyClaimedAlready = claimCondition.supplyClaimed; if (_resetClaimEligibility) { supplyClaimedAlready = 0; targetConditionId = keccak256(abi.encodePacked(_dropMsgSender(), block.number)); } if (supplyClaimedAlready > _condition.maxClaimableSupply) { revert("max supply claimed"); } claimCondition = ClaimCondition({ startTimestamp: _condition.startTimestamp, maxClaimableSupply: _condition.maxClaimableSupply, supplyClaimed: supplyClaimedAlready, quantityLimitPerWallet: _condition.quantityLimitPerWallet, merkleRoot: _condition.merkleRoot, pricePerToken: _condition.pricePerToken, currency: _condition.currency, metadata: _condition.metadata }); conditionId = targetConditionId; emit ClaimConditionUpdated(_condition, _resetClaimEligibility); } /// @dev Checks a request to claim NFTs against the active claim condition's criteria. function verifyClaim( address _claimer, uint256 _quantity, address _currency, uint256 _pricePerToken, AllowlistProof calldata _allowlistProof ) public view returns (bool isOverride) { ClaimCondition memory currentClaimPhase = claimCondition; uint256 claimLimit = currentClaimPhase.quantityLimitPerWallet; uint256 claimPrice = currentClaimPhase.pricePerToken; address claimCurrency = currentClaimPhase.currency; if (currentClaimPhase.merkleRoot != bytes32(0)) { (isOverride, ) = MerkleProof.verify( _allowlistProof.proof, currentClaimPhase.merkleRoot, keccak256( abi.encodePacked( _claimer, _allowlistProof.quantityLimitPerWallet, _allowlistProof.pricePerToken, _allowlistProof.currency ) ) ); } if (isOverride) { claimLimit = _allowlistProof.quantityLimitPerWallet != 0 ? _allowlistProof.quantityLimitPerWallet : claimLimit; claimPrice = _allowlistProof.pricePerToken != type(uint256).max ? _allowlistProof.pricePerToken : claimPrice; claimCurrency = _allowlistProof.pricePerToken != type(uint256).max && _allowlistProof.currency != address(0) ? _allowlistProof.currency : claimCurrency; } uint256 _supplyClaimedByWallet = supplyClaimedByWallet[conditionId][_claimer]; if (_currency != claimCurrency || _pricePerToken != claimPrice) { revert("!PriceOrCurrency"); } if (_quantity == 0 || (_quantity + _supplyClaimedByWallet > claimLimit)) { revert("!Qty"); } if (currentClaimPhase.supplyClaimed + _quantity > currentClaimPhase.maxClaimableSupply) { revert("!MaxSupply"); } if (currentClaimPhase.startTimestamp > block.timestamp) { revert("cant claim yet"); } } /// @dev Returns the supply claimed by claimer for active conditionId. function getSupplyClaimedByWallet(address _claimer) public view returns (uint256) { return supplyClaimedByWallet[conditionId][_claimer]; } /*//////////////////////////////////////////////////////////////////// Optional hooks that can be implemented in the derived contract ///////////////////////////////////////////////////////////////////*/ /// @dev Exposes the ability to override the msg sender. function _dropMsgSender() internal virtual returns (address) { return msg.sender; } /// @dev Runs before every `claim` function call. function _beforeClaim( address _receiver, uint256 _quantity, address _currency, uint256 _pricePerToken, AllowlistProof calldata _allowlistProof, bytes memory _data ) internal virtual {} /// @dev Runs after every `claim` function call. function _afterClaim( address _receiver, uint256 _quantity, address _currency, uint256 _pricePerToken, AllowlistProof calldata _allowlistProof, bytes memory _data ) internal virtual {} /// @dev Collects and distributes the primary sale value of NFTs being claimed. function _collectPriceOnClaim( address _primarySaleRecipient, uint256 _quantityToClaim, address _currency, uint256 _pricePerToken ) internal virtual; /// @dev Transfers the NFTs being claimed. function _transferTokensOnClaim(address _to, uint256 _quantityBeingClaimed) internal virtual returns (uint256 startTokenId); function _canSetClaimConditions() internal view virtual returns (bool); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./interface/ILazyMint.sol"; import "./BatchMintMetadata.sol"; /** * The `LazyMint` is a contract extension for any base NFT contract. It lets you 'lazy mint' any number of NFTs * at once. Here, 'lazy mint' means defining the metadata for particular tokenIds of your NFT contract, without actually * minting a non-zero balance of NFTs of those tokenIds. */ abstract contract LazyMint is ILazyMint, BatchMintMetadata { /// @notice The tokenId assigned to the next new NFT to be lazy minted. uint256 internal nextTokenIdToLazyMint; /** * @notice Lets an authorized address lazy mint a given amount of NFTs. * * @param _amount The number of NFTs to lazy mint. * @param _baseURIForTokens The base URI for the 'n' number of NFTs being lazy minted, where the metadata for each * of those NFTs is `${baseURIForTokens}/${tokenId}`. * @param _data Additional bytes data to be used at the discretion of the consumer of the contract. * @return batchId A unique integer identifier for the batch of NFTs lazy minted together. */ function lazyMint( uint256 _amount, string calldata _baseURIForTokens, bytes calldata _data ) public virtual override returns (uint256 batchId) { if (!_canLazyMint()) { revert("Not authorized"); } if (_amount == 0) { revert("0 amt"); } uint256 startId = nextTokenIdToLazyMint; (nextTokenIdToLazyMint, batchId) = _batchMintMetadata(startId, _amount, _baseURIForTokens); emit TokensLazyMinted(startId, startId + _amount - 1, _baseURIForTokens, _data); return batchId; } /// @dev Returns whether lazy minting can be performed in the given execution context. function _canLazyMint() internal view virtual returns (bool); }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; /// @author thirdweb import "../lib/TWAddress.sol"; import "./interface/IMulticall.sol"; /** * @dev Provides a function to batch together multiple calls in a single external call. * * _Available since v4.1._ */ contract Multicall is IMulticall { /** * @notice Receives and executes a batch of function calls on this contract. * @dev Receives and executes a batch of function calls on this contract. * * @param data The bytes data that makes up the batch of function calls to execute. * @return results The bytes data that makes up the result of the batch of function calls executed. */ function multicall(bytes[] calldata data) external virtual override returns (bytes[] memory results) { results = new bytes[](data.length); for (uint256 i = 0; i < data.length; i++) { results[i] = TWAddress.functionDelegateCall(address(this), data[i]); } return results; } }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./interface/IOperatorFilterToggle.sol"; abstract contract OperatorFilterToggle is IOperatorFilterToggle { bool public operatorRestriction; function setOperatorRestriction(bool _restriction) external { require(_canSetOperatorRestriction(), "Not authorized to set operator restriction."); _setOperatorRestriction(_restriction); } function _setOperatorRestriction(bool _restriction) internal { operatorRestriction = _restriction; emit OperatorRestriction(_restriction); } function _canSetOperatorRestriction() internal virtual returns (bool); }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./interface/IOperatorFilterRegistry.sol"; import "./OperatorFilterToggle.sol"; /** * @title OperatorFilterer * @notice Abstract contract whose constructor automatically registers and optionally subscribes to or copies another * registrant's entries in the OperatorFilterRegistry. * @dev This smart contract is meant to be inherited by token contracts so they can use the following: * - `onlyAllowedOperator` modifier for `transferFrom` and `safeTransferFrom` methods. * - `onlyAllowedOperatorApproval` modifier for `approve` and `setApprovalForAll` methods. */ abstract contract OperatorFilterer is OperatorFilterToggle { error OperatorNotAllowed(address operator); IOperatorFilterRegistry public constant OPERATOR_FILTER_REGISTRY = IOperatorFilterRegistry(0x000000000000AAeB6D7670E522A718067333cd4E); constructor(address subscriptionOrRegistrantToCopy, bool subscribe) { // If an inheriting token contract is deployed to a network without the registry deployed, the modifier // will not revert, but the contract will need to be registered with the registry once it is deployed in // order for the modifier to filter addresses. _register(subscriptionOrRegistrantToCopy, subscribe); } modifier onlyAllowedOperator(address from) virtual { // Allow spending tokens from addresses with balance // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred // from an EOA. if (from != msg.sender) { _checkFilterOperator(msg.sender); } _; } modifier onlyAllowedOperatorApproval(address operator) virtual { _checkFilterOperator(operator); _; } function _checkFilterOperator(address operator) internal view virtual { // Check registry code length to facilitate testing in environments without a deployed registry. if (operatorRestriction) { if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) { revert OperatorNotAllowed(operator); } } } } function _register(address subscriptionOrRegistrantToCopy, bool subscribe) internal { // Is the registry deployed? if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { // Is the subscription contract deployed? if (address(subscriptionOrRegistrantToCopy).code.length > 0) { // Do we want to subscribe? if (subscribe) { OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy); } else { OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy); } } else { OPERATOR_FILTER_REGISTRY.register(address(this)); } } } }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./interface/IOwnable.sol"; /** * @title Ownable * @notice Thirdweb's `Ownable` is a contract extension to be used with any base contract. It exposes functions for setting and reading * who the 'owner' of the inheriting smart contract is, and lets the inheriting contract perform conditional logic that uses * information about who the contract's owner is. */ abstract contract Ownable is IOwnable { /// @dev Owner of the contract (purpose: OpenSea compatibility) address private _owner; /// @dev Reverts if caller is not the owner. modifier onlyOwner() { if (msg.sender != _owner) { revert("Not authorized"); } _; } /** * @notice Returns the owner of the contract. */ function owner() public view override returns (address) { return _owner; } /** * @notice Lets an authorized wallet set a new owner for the contract. * @param _newOwner The address to set as the new owner of the contract. */ function setOwner(address _newOwner) external override { if (!_canSetOwner()) { revert("Not authorized"); } _setupOwner(_newOwner); } /// @dev Lets a contract admin set a new owner for the contract. The new owner must be a contract admin. function _setupOwner(address _newOwner) internal { address _prevOwner = _owner; _owner = _newOwner; emit OwnerUpdated(_prevOwner, _newOwner); } /// @dev Returns whether owner can be set in the given execution context. function _canSetOwner() internal view virtual returns (bool); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./interface/IPrimarySale.sol"; /** * @title Primary Sale * @notice Thirdweb's `PrimarySale` is a contract extension to be used with any base contract. It exposes functions for setting and reading * the recipient of primary sales, and lets the inheriting contract perform conditional logic that uses information about * primary sales, if desired. */ abstract contract PrimarySale is IPrimarySale { /// @dev The address that receives all primary sales value. address private recipient; /// @dev Returns primary sale recipient address. function primarySaleRecipient() public view override returns (address) { return recipient; } /** * @notice Updates primary sale recipient. * @dev Caller should be authorized to set primary sales info. * See {_canSetPrimarySaleRecipient}. * Emits {PrimarySaleRecipientUpdated Event}; See {_setupPrimarySaleRecipient}. * * @param _saleRecipient Address to be set as new recipient of primary sales. */ function setPrimarySaleRecipient(address _saleRecipient) external override { if (!_canSetPrimarySaleRecipient()) { revert("Not authorized"); } _setupPrimarySaleRecipient(_saleRecipient); } /// @dev Lets a contract admin set the recipient for all primary sales. function _setupPrimarySaleRecipient(address _saleRecipient) internal { recipient = _saleRecipient; emit PrimarySaleRecipientUpdated(_saleRecipient); } /// @dev Returns whether primary sale recipient can be set in the given execution context. function _canSetPrimarySaleRecipient() internal view virtual returns (bool); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./interface/IRoyalty.sol"; /** * @title Royalty * @notice Thirdweb's `Royalty` is a contract extension to be used with any base contract. It exposes functions for setting and reading * the recipient of royalty fee and the royalty fee basis points, and lets the inheriting contract perform conditional logic * that uses information about royalty fees, if desired. * * @dev The `Royalty` contract is ERC2981 compliant. */ abstract contract Royalty is IRoyalty { /// @dev The (default) address that receives all royalty value. address private royaltyRecipient; /// @dev The (default) % of a sale to take as royalty (in basis points). uint16 private royaltyBps; /// @dev Token ID => royalty recipient and bps for token mapping(uint256 => RoyaltyInfo) private royaltyInfoForToken; /** * @notice View royalty info for a given token and sale price. * @dev Returns royalty amount and recipient for `tokenId` and `salePrice`. * @param tokenId The tokenID of the NFT for which to query royalty info. * @param salePrice Sale price of the token. * * @return receiver Address of royalty recipient account. * @return royaltyAmount Royalty amount calculated at current royaltyBps value. */ function royaltyInfo(uint256 tokenId, uint256 salePrice) external view virtual override returns (address receiver, uint256 royaltyAmount) { (address recipient, uint256 bps) = getRoyaltyInfoForToken(tokenId); receiver = recipient; royaltyAmount = (salePrice * bps) / 10_000; } /** * @notice View royalty info for a given token. * @dev Returns royalty recipient and bps for `_tokenId`. * @param _tokenId The tokenID of the NFT for which to query royalty info. */ function getRoyaltyInfoForToken(uint256 _tokenId) public view override returns (address, uint16) { RoyaltyInfo memory royaltyForToken = royaltyInfoForToken[_tokenId]; return royaltyForToken.recipient == address(0) ? (royaltyRecipient, uint16(royaltyBps)) : (royaltyForToken.recipient, uint16(royaltyForToken.bps)); } /** * @notice Returns the defualt royalty recipient and BPS for this contract's NFTs. */ function getDefaultRoyaltyInfo() external view override returns (address, uint16) { return (royaltyRecipient, uint16(royaltyBps)); } /** * @notice Updates default royalty recipient and bps. * @dev Caller should be authorized to set royalty info. * See {_canSetRoyaltyInfo}. * Emits {DefaultRoyalty Event}; See {_setupDefaultRoyaltyInfo}. * * @param _royaltyRecipient Address to be set as default royalty recipient. * @param _royaltyBps Updated royalty bps. */ function setDefaultRoyaltyInfo(address _royaltyRecipient, uint256 _royaltyBps) external override { if (!_canSetRoyaltyInfo()) { revert("Not authorized"); } _setupDefaultRoyaltyInfo(_royaltyRecipient, _royaltyBps); } /// @dev Lets a contract admin update the default royalty recipient and bps. function _setupDefaultRoyaltyInfo(address _royaltyRecipient, uint256 _royaltyBps) internal { if (_royaltyBps > 10_000) { revert("Exceeds max bps"); } royaltyRecipient = _royaltyRecipient; royaltyBps = uint16(_royaltyBps); emit DefaultRoyalty(_royaltyRecipient, _royaltyBps); } /** * @notice Updates default royalty recipient and bps for a particular token. * @dev Sets royalty info for `_tokenId`. Caller should be authorized to set royalty info. * See {_canSetRoyaltyInfo}. * Emits {RoyaltyForToken Event}; See {_setupRoyaltyInfoForToken}. * * @param _recipient Address to be set as royalty recipient for given token Id. * @param _bps Updated royalty bps for the token Id. */ function setRoyaltyInfoForToken( uint256 _tokenId, address _recipient, uint256 _bps ) external override { if (!_canSetRoyaltyInfo()) { revert("Not authorized"); } _setupRoyaltyInfoForToken(_tokenId, _recipient, _bps); } /// @dev Lets a contract admin set the royalty recipient and bps for a particular token Id. function _setupRoyaltyInfoForToken( uint256 _tokenId, address _recipient, uint256 _bps ) internal { if (_bps > 10_000) { revert("Exceeds max bps"); } royaltyInfoForToken[_tokenId] = RoyaltyInfo({ recipient: _recipient, bps: _bps }); emit RoyaltyForToken(_tokenId, _recipient, _bps); } /// @dev Returns whether royalty info can be set in the given execution context. function _canSetRoyaltyInfo() internal view virtual returns (bool); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * The interface `IClaimCondition` is written for thirdweb's 'Drop' contracts, which are distribution mechanisms for tokens. * * A claim condition defines criteria under which accounts can mint tokens. Claim conditions can be overwritten * or added to by the contract admin. At any moment, there is only one active claim condition. */ interface IClaimCondition { /** * @notice The criteria that make up a claim condition. * * @param startTimestamp The unix timestamp after which the claim condition applies. * The same claim condition applies until the `startTimestamp` * of the next claim condition. * * @param maxClaimableSupply The maximum total number of tokens that can be claimed under * the claim condition. * * @param supplyClaimed At any given point, the number of tokens that have been claimed * under the claim condition. * * @param quantityLimitPerWallet The maximum number of tokens that can be claimed by a wallet. * * @param merkleRoot The allowlist of addresses that can claim tokens under the claim * condition. * * @param pricePerToken The price required to pay per token claimed. * * @param currency The currency in which the `pricePerToken` must be paid. * * @param metadata Claim condition metadata. */ struct ClaimCondition { uint256 startTimestamp; uint256 maxClaimableSupply; uint256 supplyClaimed; uint256 quantityLimitPerWallet; bytes32 merkleRoot; uint256 pricePerToken; address currency; string metadata; } }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * Thirdweb's `ContractMetadata` is a contract extension for any base contracts. It lets you set a metadata URI * for you contract. * * Additionally, `ContractMetadata` is necessary for NFT contracts that want royalties to get distributed on OpenSea. */ interface IContractMetadata { /// @dev Returns the metadata URI of the contract. function contractURI() external view returns (string memory); /** * @dev Sets contract URI for the storefront-level metadata of the contract. * Only module admin can call this function. */ function setContractURI(string calldata _uri) external; /// @dev Emitted when the contract URI is updated. event ContractURIUpdated(string prevURI, string newURI); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * Thirdweb's `DelayedReveal` is a contract extension for base NFT contracts. It lets you create batches of * 'delayed-reveal' NFTs. You can learn more about the usage of delayed reveal NFTs here - https://blog.thirdweb.com/delayed-reveal-nfts */ interface IDelayedReveal { /// @dev Emitted when tokens are revealed. event TokenURIRevealed(uint256 indexed index, string revealedURI); /** * @notice Reveals a batch of delayed reveal NFTs. * * @param identifier The ID for the batch of delayed-reveal NFTs to reveal. * * @param key The key with which the base URI for the relevant batch of NFTs was encrypted. */ function reveal(uint256 identifier, bytes calldata key) external returns (string memory revealedURI); /** * @notice Performs XOR encryption/decryption. * * @param data The data to encrypt. In the case of delayed-reveal NFTs, this is the "revealed" state * base URI of the relevant batch of NFTs. * * @param key The key with which to encrypt data */ function encryptDecrypt(bytes memory data, bytes calldata key) external pure returns (bytes memory result); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import "./IClaimCondition.sol"; /** * The interface `IDropSinglePhase` is written for thirdweb's 'DropSinglePhase' contracts, which are distribution mechanisms for tokens. * * An authorized wallet can set a claim condition for the distribution of the contract's tokens. * A claim condition defines criteria under which accounts can mint tokens. Claim conditions can be overwritten * or added to by the contract admin. At any moment, there is only one active claim condition. */ interface IDropSinglePhase is IClaimCondition { /** * @param proof Prood of concerned wallet's inclusion in an allowlist. * @param quantityLimitPerWallet The total quantity of tokens the allowlisted wallet is eligible to claim over time. * @param pricePerToken The price per token the allowlisted wallet must pay to claim tokens. * @param currency The currency in which the allowlisted wallet must pay the price for claiming tokens. */ struct AllowlistProof { bytes32[] proof; uint256 quantityLimitPerWallet; uint256 pricePerToken; address currency; } /// @notice Emitted when tokens are claimed via `claim`. event TokensClaimed( address indexed claimer, address indexed receiver, uint256 indexed startTokenId, uint256 quantityClaimed ); /// @notice Emitted when the contract's claim conditions are updated. event ClaimConditionUpdated(ClaimCondition condition, bool resetEligibility); /** * @notice Lets an account claim a given quantity of NFTs. * * @param receiver The receiver of the NFTs to claim. * @param quantity The quantity of NFTs to claim. * @param currency The currency in which to pay for the claim. * @param pricePerToken The price per token to pay for the claim. * @param allowlistProof The proof of the claimer's inclusion in the merkle root allowlist * of the claim conditions that apply. * @param data Arbitrary bytes data that can be leveraged in the implementation of this interface. */ function claim( address receiver, uint256 quantity, address currency, uint256 pricePerToken, AllowlistProof calldata allowlistProof, bytes memory data ) external payable; /** * @notice Lets a contract admin (account with `DEFAULT_ADMIN_ROLE`) set claim conditions. * * @param phase Claim condition to set. * * @param resetClaimEligibility Whether to honor the restrictions applied to wallets who have claimed tokens in the current conditions, * in the new claim conditions being set. */ function setClaimConditions(ClaimCondition calldata phase, bool resetClaimEligibility) external; }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * Thirdweb's `LazyMint` is a contract extension for any base NFT contract. It lets you 'lazy mint' any number of NFTs * at once. Here, 'lazy mint' means defining the metadata for particular tokenIds of your NFT contract, without actually * minting a non-zero balance of NFTs of those tokenIds. */ interface ILazyMint { /// @dev Emitted when tokens are lazy minted. event TokensLazyMinted(uint256 indexed startTokenId, uint256 endTokenId, string baseURI, bytes encryptedBaseURI); /** * @notice Lazy mints a given amount of NFTs. * * @param amount The number of NFTs to lazy mint. * * @param baseURIForTokens The base URI for the 'n' number of NFTs being lazy minted, where the metadata for each * of those NFTs is `${baseURIForTokens}/${tokenId}`. * * @param extraData Additional bytes data to be used at the discretion of the consumer of the contract. * * @return batchId A unique integer identifier for the batch of NFTs lazy minted together. */ function lazyMint( uint256 amount, string calldata baseURIForTokens, bytes calldata extraData ) external returns (uint256 batchId); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author thirdweb /** * @dev Provides a function to batch together multiple calls in a single external call. * * _Available since v4.1._ */ interface IMulticall { /** * @dev Receives and executes a batch of function calls on this contract. */ function multicall(bytes[] calldata data) external returns (bytes[] memory results); }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; /// @author thirdweb interface IOperatorFilterRegistry { function isOperatorAllowed(address registrant, address operator) external view returns (bool); function register(address registrant) external; function registerAndSubscribe(address registrant, address subscription) external; function registerAndCopyEntries(address registrant, address registrantToCopy) external; function unregister(address addr) external; function updateOperator( address registrant, address operator, bool filtered ) external; function updateOperators( address registrant, address[] calldata operators, bool filtered ) external; function updateCodeHash( address registrant, bytes32 codehash, bool filtered ) external; function updateCodeHashes( address registrant, bytes32[] calldata codeHashes, bool filtered ) external; function subscribe(address registrant, address registrantToSubscribe) external; function unsubscribe(address registrant, bool copyExistingEntries) external; function subscriptionOf(address addr) external returns (address registrant); function subscribers(address registrant) external returns (address[] memory); function subscriberAt(address registrant, uint256 index) external returns (address); function copyEntriesOf(address registrant, address registrantToCopy) external; function isOperatorFiltered(address registrant, address operator) external returns (bool); function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool); function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool); function filteredOperators(address addr) external returns (address[] memory); function filteredCodeHashes(address addr) external returns (bytes32[] memory); function filteredOperatorAt(address registrant, uint256 index) external returns (address); function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32); function isRegistered(address addr) external returns (bool); function codeHashOf(address addr) external returns (bytes32); }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; /// @author thirdweb interface IOperatorFilterToggle { event OperatorRestriction(bool restriction); function operatorRestriction() external view returns (bool); function setOperatorRestriction(bool restriction) external; }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * Thirdweb's `Ownable` is a contract extension to be used with any base contract. It exposes functions for setting and reading * who the 'owner' of the inheriting smart contract is, and lets the inheriting contract perform conditional logic that uses * information about who the contract's owner is. */ interface IOwnable { /// @dev Returns the owner of the contract. function owner() external view returns (address); /// @dev Lets a module admin set a new owner for the contract. The new owner must be a module admin. function setOwner(address _newOwner) external; /// @dev Emitted when a new Owner is set. event OwnerUpdated(address indexed prevOwner, address indexed newOwner); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * Thirdweb's `Primary` is a contract extension to be used with any base contract. It exposes functions for setting and reading * the recipient of primary sales, and lets the inheriting contract perform conditional logic that uses information about * primary sales, if desired. */ interface IPrimarySale { /// @dev The adress that receives all primary sales value. function primarySaleRecipient() external view returns (address); /// @dev Lets a module admin set the default recipient of all primary sales. function setPrimarySaleRecipient(address _saleRecipient) external; /// @dev Emitted when a new sale recipient is set. event PrimarySaleRecipientUpdated(address indexed recipient); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb import "../../eip/interface/IERC2981.sol"; /** * Thirdweb's `Royalty` is a contract extension to be used with any base contract. It exposes functions for setting and reading * the recipient of royalty fee and the royalty fee basis points, and lets the inheriting contract perform conditional logic * that uses information about royalty fees, if desired. * * The `Royalty` contract is ERC2981 compliant. */ interface IRoyalty is IERC2981 { struct RoyaltyInfo { address recipient; uint256 bps; } /// @dev Returns the royalty recipient and fee bps. function getDefaultRoyaltyInfo() external view returns (address, uint16); /// @dev Lets a module admin update the royalty bps and recipient. function setDefaultRoyaltyInfo(address _royaltyRecipient, uint256 _royaltyBps) external; /// @dev Lets a module admin set the royalty recipient for a particular token Id. function setRoyaltyInfoForToken( uint256 tokenId, address recipient, uint256 bps ) external; /// @dev Returns the royalty recipient for a particular token Id. function getRoyaltyInfoForToken(uint256 tokenId) external view returns (address, uint16); /// @dev Emitted when royalty info is updated. event DefaultRoyalty(address indexed newRoyaltyRecipient, uint256 newRoyaltyBps); /// @dev Emitted when royalty recipient for tokenId is set event RoyaltyForToken(uint256 indexed tokenId, address indexed royaltyRecipient, uint256 royaltyBps); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; interface IWETH { function deposit() external payable; function withdraw(uint256 amount) external; function transfer(address to, uint256 value) external returns (bool); }
// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.0; /// @author thirdweb // Helper interfaces import { IWETH } from "../interfaces/IWETH.sol"; import "../openzeppelin-presets/token/ERC20/utils/SafeERC20.sol"; library CurrencyTransferLib { using SafeERC20 for IERC20; /// @dev The address interpreted as native token of the chain. address public constant NATIVE_TOKEN = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE; /// @dev Transfers a given amount of currency. function transferCurrency( address _currency, address _from, address _to, uint256 _amount ) internal { if (_amount == 0) { return; } if (_currency == NATIVE_TOKEN) { safeTransferNativeToken(_to, _amount); } else { safeTransferERC20(_currency, _from, _to, _amount); } } /// @dev Transfers a given amount of currency. (With native token wrapping) function transferCurrencyWithWrapper( address _currency, address _from, address _to, uint256 _amount, address _nativeTokenWrapper ) internal { if (_amount == 0) { return; } if (_currency == NATIVE_TOKEN) { if (_from == address(this)) { // withdraw from weth then transfer withdrawn native token to recipient IWETH(_nativeTokenWrapper).withdraw(_amount); safeTransferNativeTokenWithWrapper(_to, _amount, _nativeTokenWrapper); } else if (_to == address(this)) { // store native currency in weth require(_amount == msg.value, "msg.value != amount"); IWETH(_nativeTokenWrapper).deposit{ value: _amount }(); } else { safeTransferNativeTokenWithWrapper(_to, _amount, _nativeTokenWrapper); } } else { safeTransferERC20(_currency, _from, _to, _amount); } } /// @dev Transfer `amount` of ERC20 token from `from` to `to`. function safeTransferERC20( address _currency, address _from, address _to, uint256 _amount ) internal { if (_from == _to) { return; } if (_from == address(this)) { IERC20(_currency).safeTransfer(_to, _amount); } else { IERC20(_currency).safeTransferFrom(_from, _to, _amount); } } /// @dev Transfers `amount` of native token to `to`. function safeTransferNativeToken(address to, uint256 value) internal { // solhint-disable avoid-low-level-calls // slither-disable-next-line low-level-calls (bool success, ) = to.call{ value: value }(""); require(success, "native token transfer failed"); } /// @dev Transfers `amount` of native token to `to`. (With native token wrapping) function safeTransferNativeTokenWithWrapper( address to, uint256 value, address _nativeTokenWrapper ) internal { // solhint-disable avoid-low-level-calls // slither-disable-next-line low-level-calls (bool success, ) = to.call{ value: value }(""); if (!success) { IWETH(_nativeTokenWrapper).deposit{ value: value }(); IERC20(_nativeTokenWrapper).safeTransfer(to, value); } } }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * @dev These functions deal with verification of Merkle Trees proofs. * * The proofs can be generated using the JavaScript library * https://github.com/miguelmota/merkletreejs[merkletreejs]. * Note: the hashing algorithm should be keccak256 and pair sorting should be enabled. * * See `test/utils/cryptography/MerkleProof.test.js` for some examples. * * Source: https://github.com/ensdomains/governance/blob/master/contracts/MerkleProof.sol */ library MerkleProof { /** * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree * defined by `root`. For this, a `proof` must be provided, containing * sibling hashes on the branch from the leaf to the root of the tree. Each * pair of leaves and each pair of pre-images are assumed to be sorted. */ function verify( bytes32[] memory proof, bytes32 root, bytes32 leaf ) internal pure returns (bool, uint256) { bytes32 computedHash = leaf; uint256 index = 0; for (uint256 i = 0; i < proof.length; i++) { index *= 2; bytes32 proofElement = proof[i]; if (computedHash <= proofElement) { // Hash(current computed hash + current element of the proof) computedHash = keccak256(abi.encodePacked(computedHash, proofElement)); } else { // Hash(current element of the proof + current computed hash) computedHash = keccak256(abi.encodePacked(proofElement, computedHash)); index += 1; } } // Check if the computed hash (root) is equal to the provided root return (computedHash == root, index); } }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * @dev Collection of functions related to the address type */ library TWAddress { /** * @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 * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * [EIP1884](https://eips.ethereum.org/EIPS/eip-1884) increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{ value: amount }(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{ value: value }(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: Apache 2.0 pragma solidity ^0.8.0; /// @author thirdweb /** * @dev String operations. */ library TWStrings { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../../../../eip/interface/IERC20.sol"; import "../../../../lib/TWAddress.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using TWAddress for address; function safeTransfer( IERC20 token, address to, uint256 value ) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } function safeTransferFrom( IERC20 token, address from, address to, uint256 value ) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove( IERC20 token, address spender, uint256 value ) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' require( (value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } function safeIncreaseAllowance( IERC20 token, address spender, uint256 value ) internal { uint256 newAllowance = token.allowance(address(this), spender) + value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } function safeDecreaseAllowance( IERC20 token, address spender, uint256 value ) internal { unchecked { uint256 oldAllowance = token.allowance(address(this), spender); require(oldAllowance >= value, "SafeERC20: decreased allowance below zero"); uint256 newAllowance = oldAllowance - value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); if (returndata.length > 0) { // Return data is optional require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
{ "optimizer": { "enabled": true, "runs": 200 }, "evmVersion": "london", "remappings": [], "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
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Mutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_index","type":"uint256"},{"internalType":"bytes","name":"_key","type":"bytes"}],"name":"reveal","outputs":[{"internalType":"string","name":"revealedURI","type":"string"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint256","name":"royaltyAmount","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"uint256","name":"startTimestamp","type":"uint256"},{"internalType":"uint256","name":"maxClaimableSupply","type":"uint256"},{"internalType":"uint256","name":"supplyClaimed","type":"uint256"},{"internalType":"uint256","name":"quantityLimitPerWallet","type":"uint256"},{"internalType":"bytes32","name":"merkleRoot","type":"bytes32"},{"internalType":"uint256","name":"pricePerToken","type":"uint256"},{"internalType":"address","name":"currency","type":"address"},{"internalType":"string","name":"metadata","type":"string"}],"internalType":"struct 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Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000000000000000000000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000100000000000000000000000000d1d26e8f7c71781fca279fb8d0a374fba943119300000000000000000000000000000000000000000000000000000000000001f40000000000000000000000005c30ca05f3ab447e632e77565acb1017cfd9f6270000000000000000000000000000000000000000000000000000000000000025486970706965204c696665204b7265773a2054686520436c6f7564616c69612053746f72790000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003484c4b0000000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : _name (string): Hippie Life Krew: The Cloudalia Story
Arg [1] : _symbol (string): HLK
Arg [2] : _royaltyRecipient (address): 0xd1d26E8f7C71781fca279FB8D0a374fBA9431193
Arg [3] : _royaltyBps (uint128): 500
Arg [4] : _primarySaleRecipient (address): 0x5C30CA05f3ab447e632e77565AcB1017Cfd9F627
-----Encoded View---------------
10 Constructor Arguments found :
Arg [0] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000100
Arg [2] : 000000000000000000000000d1d26e8f7c71781fca279fb8d0a374fba9431193
Arg [3] : 00000000000000000000000000000000000000000000000000000000000001f4
Arg [4] : 0000000000000000000000005c30ca05f3ab447e632e77565acb1017cfd9f627
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000025
Arg [6] : 486970706965204c696665204b7265773a2054686520436c6f7564616c696120
Arg [7] : 53746f7279000000000000000000000000000000000000000000000000000000
Arg [8] : 0000000000000000000000000000000000000000000000000000000000000003
Arg [9] : 484c4b0000000000000000000000000000000000000000000000000000000000
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Multichain Portfolio | 30 Chains
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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.