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Latest 25 from a total of 609 transactions
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Cancel Auction | 19755343 | 287 days ago | IN | 0 ETH | 0.00050707 | ||||
Cancel Auction | 19755343 | 287 days ago | IN | 0 ETH | 0.00050729 | ||||
Cancel Auction | 19755341 | 287 days ago | IN | 0 ETH | 0.00049926 | ||||
Cancel Auction | 19755341 | 287 days ago | IN | 0 ETH | 0.00049926 | ||||
Cancel Auction | 19755338 | 287 days ago | IN | 0 ETH | 0.00053296 | ||||
Settle Auction | 19393261 | 338 days ago | IN | 0 ETH | 0.03067568 | ||||
Bid | 19388962 | 339 days ago | IN | 1.8828225 ETH | 0.00366057 | ||||
Bid | 19378998 | 340 days ago | IN | 1.786575 ETH | 0.00941346 | ||||
Bid | 19378994 | 340 days ago | IN | 1.7015 ETH | 0.00962842 | ||||
Bid | 19378989 | 340 days ago | IN | 1.6195 ETH | 0.00626907 | ||||
Bid | 19378989 | 340 days ago | IN | 1.614375 ETH | 0.00883482 | ||||
Bid | 19378980 | 340 days ago | IN | 1.5375 ETH | 0.00970782 | ||||
Bid | 19378978 | 340 days ago | IN | 0.5125 ETH | 0.00724908 | ||||
Bid | 19378978 | 340 days ago | IN | 0.3075 ETH | 0.00724908 | ||||
Bid | 19378978 | 340 days ago | IN | 0.05125 ETH | 0.00724767 | ||||
Bid | 19378978 | 340 days ago | IN | 0.5125 ETH | 0.00724908 | ||||
Bid | 19378978 | 340 days ago | IN | 1.409375 ETH | 0.01021609 | ||||
Bid | 19378977 | 340 days ago | IN | 0.615 ETH | 0.00689076 | ||||
Bid | 19378977 | 340 days ago | IN | 0.205 ETH | 0.00689076 | ||||
Bid | 19378977 | 340 days ago | IN | 0.33825 ETH | 0.00689086 | ||||
Bid | 19378977 | 340 days ago | IN | 0.1095725 ETH | 0.0068922 | ||||
Bid | 19378977 | 340 days ago | IN | 1.0455 ETH | 0.00971218 | ||||
Bid | 19378977 | 340 days ago | IN | 0.205 ETH | 0.00694933 | ||||
Bid | 19378977 | 340 days ago | IN | 0.7175 ETH | 0.04190382 | ||||
Configure Auctio... | 19372527 | 341 days ago | IN | 0 ETH | 0.01064961 |
Latest 25 internal transactions (View All)
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19393261 | 338 days ago | 1.65321 ETH | ||||
19393261 | 338 days ago | 0.0459225 ETH | ||||
19393261 | 338 days ago | 0.18369 ETH | ||||
19388962 | 339 days ago | 1.786575 ETH | ||||
19378998 | 340 days ago | 1.7015 ETH | ||||
19378994 | 340 days ago | 1.614375 ETH | ||||
19378989 | 340 days ago | 1.5375 ETH | ||||
19378980 | 340 days ago | 1.409375 ETH | ||||
19378978 | 340 days ago | 1.0455 ETH | ||||
19378977 | 340 days ago | 0.7175 ETH | ||||
19127941 | 375 days ago | 2.3121 ETH | ||||
19127941 | 375 days ago | 0.064225 ETH | ||||
19127941 | 375 days ago | 0.2569 ETH | ||||
19127866 | 375 days ago | 2.337 ETH | ||||
19127862 | 375 days ago | 2.223225 ETH | ||||
19127845 | 375 days ago | 2.05 ETH | ||||
19127838 | 375 days ago | 1.73225 ETH | ||||
19127821 | 375 days ago | 1.5375 ETH | ||||
19127819 | 375 days ago | 1.198225 ETH | ||||
19127791 | 375 days ago | 1.025 ETH | ||||
19127760 | 375 days ago | 0.890725 ETH | ||||
19127746 | 375 days ago | 0.7503 ETH | ||||
19127442 | 375 days ago | 0.70725 ETH | ||||
19127389 | 375 days ago | 0.599625 ETH | ||||
19126950 | 376 days ago | 0.57048412 ETH |
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Contract Source Code Verified (Exact Match)
Contract Name:
TLAuctionHouse
Compiler Version
v0.8.19+commit.7dd6d404
Optimization Enabled:
Yes with 20000 runs
Other Settings:
paris EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import {Ownable} from "openzeppelin/access/Ownable.sol"; import {Pausable} from "openzeppelin/security/Pausable.sol"; import {ReentrancyGuard} from "openzeppelin/security/ReentrancyGuard.sol"; import {IERC721} from "openzeppelin/token/ERC721/IERC721.sol"; import {RoyaltyPayoutHelper} from "tl-sol-tools/payments/RoyaltyPayoutHelper.sol"; import {AuctionHouseErrors} from "tl-stacks/utils/CommonUtils.sol"; import {Auction, Sale, ITLAuctionHouseEvents} from "tl-stacks/utils/TLAuctionHouseUtils.sol"; /*////////////////////////////////////////////////////////////////////////// TL Auction House //////////////////////////////////////////////////////////////////////////*/ /// @title TLAuctionHouse /// @notice Transient Labs Auction House with Reserve Auctions and Buy Now Sales for ERC-721 tokens /// @author transientlabs.xyz /// @custom:version-last-updated 2.1.0 contract TLAuctionHouse is Ownable, Pausable, ReentrancyGuard, RoyaltyPayoutHelper, ITLAuctionHouseEvents, AuctionHouseErrors { /*////////////////////////////////////////////////////////////////////////// Constants //////////////////////////////////////////////////////////////////////////*/ string public constant VERSION = "2.1.0"; uint256 public constant EXTENSION_TIME = 15 minutes; uint256 public constant BASIS = 10_000; /*////////////////////////////////////////////////////////////////////////// State Variables //////////////////////////////////////////////////////////////////////////*/ address public protocolFeeReceiver; // the payout receiver for the protocol fee uint256 public minBidIncreasePerc; // the nominal bid increase percentage (out of BASIS) so bids can't be increased by just tiny amounts uint256 public minBidIncreaseLimit; // the absolute min bid increase amount (ex: 1 ether) uint256 public protocolFeePerc; // the nominal protocol fee percentage (out of BASIS) to charge the buyer or seller uint256 public protocolFeeLimit; // the absolute limit for the protocol fee (ex: 1 ether) mapping(address => mapping(uint256 => Auction)) internal _auctions; // nft address -> token id -> auction mapping(address => mapping(uint256 => Sale)) internal _sales; // nft address -> token id -> sale /*////////////////////////////////////////////////////////////////////////// Constructor //////////////////////////////////////////////////////////////////////////*/ constructor( address initSanctionsOracle, address initWethAddress, address initRoyaltyEngineAddress, address initProtocolFeeReceiver, uint256 initMinBidIncreasePerc, uint256 initMinBidIncreaseLimit, uint256 initProtocolFeePerc, uint256 initProtocolFeeLimit ) Ownable() Pausable() ReentrancyGuard() RoyaltyPayoutHelper(initSanctionsOracle, initWethAddress, initRoyaltyEngineAddress) { _setMinBidIncreaseSettings(initMinBidIncreasePerc, initMinBidIncreaseLimit); _setProtocolFeeSettings(initProtocolFeeReceiver, initProtocolFeePerc, initProtocolFeeLimit); } /*////////////////////////////////////////////////////////////////////////// Owner Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Function to set a new royalty engine address /// @dev Requires owner /// @param newRoyaltyEngine The new royalty engine address function setRoyaltyEngine(address newRoyaltyEngine) external onlyOwner { address prevRoyaltyEngine = address(royaltyEngine); _setRoyaltyEngineAddress(newRoyaltyEngine); emit RoyaltyEngineUpdated(prevRoyaltyEngine, newRoyaltyEngine); } /// @notice Function to set a new weth address /// @dev Requires owner /// @param newWethAddress The new weth address function setWethAddress(address newWethAddress) external onlyOwner { address prevWeth = weth; _setWethAddress(newWethAddress); emit WethUpdated(prevWeth, newWethAddress); } /// @notice Function to set the min bid increase settings /// @dev Requires owner /// @param newMinBidIncreasePerc The new minimum bid increase nominal percentage, out of `BASIS` /// @param newMinBidIncreaseLimit The new minimum bid increase absolute limit function setMinBidIncreaseSettings(uint256 newMinBidIncreasePerc, uint256 newMinBidIncreaseLimit) external onlyOwner { _setMinBidIncreaseSettings(newMinBidIncreasePerc, newMinBidIncreaseLimit); } /// @notice Function to set the protocol fee settings /// @dev Requires owner /// @param newProtocolFeeReceiver The new protocol fee receiver /// @param newProtocolFeePerc The new protocol fee percentage, out of `BASIS` /// @param newProtocolFeeLimit The new protocol fee limit function setProtocolFeeSettings( address newProtocolFeeReceiver, uint256 newProtocolFeePerc, uint256 newProtocolFeeLimit ) external onlyOwner { _setProtocolFeeSettings(newProtocolFeeReceiver, newProtocolFeePerc, newProtocolFeeLimit); } /// @notice Function to pause the contract /// @dev Requires owner /// @param status The boolean to set the internal pause variable function pause(bool status) external onlyOwner { if (status) { _pause(); } else { _unpause(); } } /// @notice Function to set the sanctions oracle /// @dev Requires owner /// @param newOracle The new oracle address function setSanctionsOracle(address newOracle) external onlyOwner { _updateSanctionsOracle(newOracle); } /*////////////////////////////////////////////////////////////////////////// Auction Configuration Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Function to configure an auction /// @dev Requires the following items to be true /// - contract is not paused /// - the auction hasn't been configured yet for the current token owner /// - msg.sender is the owner of the token /// - auction house is approved for all /// - payoutReceiver isn't the zero address /// @param nftAddress The nft contract address /// @param tokenId The nft token id /// @param payoutReceiver The address that receives the payout from the auction /// @param currencyAddress The currency to use /// @param reservePrice The auction reserve price /// @param auctionOpenTime The time at which bidding is allowed /// @param duration The duration of the auction after it is started /// @param reserveAuction A flag dictating if the auction is a reserve auction or regular scheduled auction function configureAuction( address nftAddress, uint256 tokenId, address payoutReceiver, address currencyAddress, uint256 reservePrice, uint256 auctionOpenTime, uint256 duration, bool reserveAuction ) external whenNotPaused nonReentrant { // sanctions _isSanctioned(msg.sender, true); _isSanctioned(payoutReceiver, true); IERC721 nft = IERC721(nftAddress); bool isNftOwner = _checkTokenOwnership(nft, tokenId, msg.sender); uint256 startTime = reserveAuction ? 0 : auctionOpenTime; if (isNftOwner) { if (!_checkAuctionHouseApproval(nft, msg.sender)) revert AuctionHouseNotApproved(); if (!_checkPayoutReceiver(payoutReceiver)) revert PayoutToZeroAddress(); } else { revert CallerNotTokenOwner(); } Auction memory auction = Auction( msg.sender, payoutReceiver, currencyAddress, address(0), 0, reservePrice, auctionOpenTime, startTime, duration ); _auctions[nftAddress][tokenId] = auction; emit AuctionConfigured(msg.sender, nftAddress, tokenId, auction); } /// @notice Function to cancel an auction /// @dev Requires the following to be true /// - msg.sender to be the auction seller /// - the auction cannot be started /// @param nftAddress The nft contract address /// @param tokenId The nft token id function cancelAuction(address nftAddress, uint256 tokenId) external nonReentrant { IERC721 nft = IERC721(nftAddress); Auction memory auction = _auctions[nftAddress][tokenId]; bool isNftOwner = _checkTokenOwnership(nft, tokenId, msg.sender); if (msg.sender != auction.seller) { if (!isNftOwner) revert CallerNotTokenOwner(); } if (auction.highestBidder != address(0)) revert AuctionStarted(); delete _auctions[nftAddress][tokenId]; emit AuctionCanceled(msg.sender, nftAddress, tokenId); } /*////////////////////////////////////////////////////////////////////////// Auction Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Function to bid on an auction /// @dev Requires the following to be true /// - contract is not paused /// - block.timestamp is greater than the auction open timestamp /// - bid meets or exceeds the reserve price / min bid price /// - msg.sender has attached enough eth/erc20 as specified by `amount` /// - protocol fee has been supplied, if needed /// @param nftAddress The nft contract address /// @param tokenId The nft token id /// @param amount The amount to bid in the currency address set in the auction function bid(address nftAddress, uint256 tokenId, uint256 amount) external payable whenNotPaused nonReentrant { _isSanctioned(msg.sender, true); // cache items Auction memory auction = _auctions[nftAddress][tokenId]; IERC721 nft = IERC721(nftAddress); bool firstBid; bool durationExtended; // check if the auction is open if (auction.seller == address(0)) revert AuctionNotConfigured(); if (block.timestamp < auction.auctionOpenTime) revert AuctionNotOpen(); if (auction.highestBidder == address(0)) { // first bid // - check bid amount // - clear sale // - start the auction (if reserve auction) // - escrow the NFT if (amount < auction.reservePrice) revert BidTooLow(); delete _sales[nftAddress][tokenId]; if (auction.startTime == 0) { auction.startTime = block.timestamp; firstBid = true; } // escrow nft if (nft.ownerOf(tokenId) != auction.seller) revert NftNotOwnedBySeller(); nft.transferFrom(auction.seller, address(this), tokenId); if (nft.ownerOf(tokenId) != address(this)) revert NftNotTransferred(); } else { // subsequent bids // - check if auction ended // - check bid amount // - refund previous bidder if (block.timestamp > auction.startTime + auction.duration) revert AuctionEnded(); if (amount < _calcNextMinBid(auction.highestBid)) revert BidTooLow(); uint256 refundAmount = auction.highestBid + _calcProtocolFee(auction.highestBid); if (auction.currencyAddress == address(0)) { _safeTransferETH(auction.highestBidder, refundAmount, weth); } else { _safeTransferERC20(auction.highestBidder, auction.currencyAddress, refundAmount); } } // set highest bid auction.highestBid = amount; auction.highestBidder = msg.sender; // extend auction if needed uint256 timeRemaining = auction.startTime + auction.duration - block.timestamp; if (timeRemaining < EXTENSION_TIME) { auction.duration += EXTENSION_TIME - timeRemaining; durationExtended = true; } // store updated parameters to storage Auction storage sAuction = _auctions[nftAddress][tokenId]; sAuction.highestBid = auction.highestBid; sAuction.highestBidder = auction.highestBidder; if (firstBid) sAuction.startTime = auction.startTime; if (durationExtended) sAuction.duration = auction.duration; // calculate the protocol fee uint256 protocolFee = _calcProtocolFee(amount); // transfer funds (move ERC20, refund ETH) uint256 totalAmount = amount + protocolFee; if (auction.currencyAddress == address(0)) { if (msg.value < totalAmount) revert InsufficientMsgValue(); uint256 refund = msg.value - totalAmount; if (refund > 0) { _safeTransferETH(msg.sender, refund, weth); } } else { _safeTransferFromERC20(msg.sender, address(this), auction.currencyAddress, totalAmount); if (msg.value > 0) { _safeTransferETH(msg.sender, msg.value, weth); } } emit AuctionBid(msg.sender, nftAddress, tokenId, auction); } /// @notice Function to settle an auction /// @dev Can be called by anyone /// @dev Requires the following to be true /// - auction has been started /// - auction has ended /// @param nftAddress The nft contract address /// @param tokenId The nft token id function settleAuction(address nftAddress, uint256 tokenId) external nonReentrant { // cache items Auction memory auction = _auctions[nftAddress][tokenId]; IERC721 nft = IERC721(nftAddress); // check requirements if (auction.highestBidder == address(0)) revert AuctionNotStarted(); if (block.timestamp < auction.startTime + auction.duration) revert AuctionNotEnded(); // clear the auction delete _auctions[nftAddress][tokenId]; // payout auction _payout(nftAddress, tokenId, auction.currencyAddress, auction.highestBid, auction.payoutReceiver); // transfer nft nft.transferFrom(address(this), auction.highestBidder, tokenId); if (nft.ownerOf(tokenId) != auction.highestBidder) revert NftNotTransferred(); emit AuctionSettled(msg.sender, nftAddress, tokenId, auction); } /*////////////////////////////////////////////////////////////////////////// Sales Configuration Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Function to configure a buy now sale /// @dev Requires the following to be true /// - contract is not paused /// - the sale hasn't been configured yet by the current token owner /// - an auction hasn't been started - this is captured by token ownership /// - msg.sender is the owner of the token /// - auction house is approved for all /// - payoutReceiver isn't the zero address /// @param nftAddress The nft contract address /// @param tokenId The nft token id /// @param payoutReceiver The address that receives the payout from the sale /// @param currencyAddress The currency to use /// @param price The sale price /// @param saleOpenTime The time at which the sale opens function configureSale( address nftAddress, uint256 tokenId, address payoutReceiver, address currencyAddress, uint256 price, uint256 saleOpenTime ) external whenNotPaused nonReentrant { // sanctions _isSanctioned(msg.sender, true); _isSanctioned(payoutReceiver, true); IERC721 nft = IERC721(nftAddress); bool isNftOwner = _checkTokenOwnership(nft, tokenId, msg.sender); if (isNftOwner) { if (!_checkAuctionHouseApproval(nft, msg.sender)) revert AuctionHouseNotApproved(); if (!_checkPayoutReceiver(payoutReceiver)) revert PayoutToZeroAddress(); } else { revert CallerNotTokenOwner(); } Sale memory sale = Sale(msg.sender, payoutReceiver, currencyAddress, price, saleOpenTime); _sales[nftAddress][tokenId] = sale; emit SaleConfigured(msg.sender, nftAddress, tokenId, sale); } /// @notice Function to cancel a sale /// @dev Requires msg.sender to be the token owner /// @param nftAddress The nft contract address /// @param tokenId The nft token id function cancelSale(address nftAddress, uint256 tokenId) external nonReentrant { IERC721 nft = IERC721(nftAddress); Sale memory sale = _sales[nftAddress][tokenId]; bool isNftOwner = _checkTokenOwnership(nft, tokenId, msg.sender); if (msg.sender != sale.seller) { if (!isNftOwner) revert CallerNotTokenOwner(); } delete _sales[nftAddress][tokenId]; emit SaleCanceled(msg.sender, nftAddress, tokenId); } /*////////////////////////////////////////////////////////////////////////// Sales Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Function to buy a token /// @dev Requires the following to be true /// - contract is not paused /// - block.timestamp is greater than the sale open timestamp /// - msg.sender has attached enough eth/erc20 as specified by the sale /// - protocol fee has been supplied, if needed /// @param nftAddress The nft contract address /// @param tokenId The nft token id function buyNow(address nftAddress, uint256 tokenId) external payable whenNotPaused nonReentrant { _isSanctioned(msg.sender, true); // cache items Sale memory sale = _sales[nftAddress][tokenId]; IERC721 nft = IERC721(nftAddress); // check if the sale is open if (sale.seller == address(0)) revert SaleNotConfigured(); if (block.timestamp < sale.saleOpenTime) revert SaleNotOpen(); // check that the nft is owned by the seller still if (nft.ownerOf(tokenId) != sale.seller) revert NftNotOwnedBySeller(); // clear storage delete _auctions[nftAddress][tokenId]; delete _sales[nftAddress][tokenId]; // calculate the protocol fee uint256 protocolFee = _calcProtocolFee(sale.price); // transfer funds to the contract, refunding if needed uint256 totalAmount = sale.price + protocolFee; if (sale.currencyAddress == address(0)) { if (msg.value < totalAmount) revert InsufficientMsgValue(); uint256 refund = msg.value - totalAmount; if (refund > 0) { _safeTransferETH(msg.sender, refund, weth); } } else { _safeTransferFromERC20(msg.sender, address(this), sale.currencyAddress, totalAmount); if (msg.value > 0) { _safeTransferETH(msg.sender, msg.value, weth); } } // payout sale _payout(nftAddress, tokenId, sale.currencyAddress, sale.price, sale.payoutReceiver); // transfer nft nft.transferFrom(sale.seller, msg.sender, tokenId); if (nft.ownerOf(tokenId) != msg.sender) revert NftNotTransferred(); emit SaleFulfilled(msg.sender, nftAddress, tokenId, sale); } /*////////////////////////////////////////////////////////////////////////// External View Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice function to get a sale /// @param nftAddress The nft contract address /// @param tokenId The nft token id /// @return sale The sale struct function getSale(address nftAddress, uint256 tokenId) external view returns (Sale memory) { return _sales[nftAddress][tokenId]; } /// @notice function to get an auction /// @param nftAddress The nft contract address /// @param tokenId The nft token id /// @return auction The auction struct function getAuction(address nftAddress, uint256 tokenId) external view returns (Auction memory) { return _auctions[nftAddress][tokenId]; } /// @notice function to get the next minimum bid price for an auction /// @param nftAddress The nft contract address /// @param tokenId The nft token id /// @return uint256 The next minimum bid required function calcNextMinBid(address nftAddress, uint256 tokenId) external view returns (uint256) { return _calcNextMinBid(_auctions[nftAddress][tokenId].highestBid); } /// @notice function to calculate the protocol fee /// @param amount The value to calculate the fee for /// @return uint256 The calculated fee function calcProtocolFee(uint256 amount) external view returns (uint256) { return _calcProtocolFee(amount); } /*////////////////////////////////////////////////////////////////////////// Internal Helper Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Internal function to set the min bid increase settings /// @param newMinBidIncreasePerc The new minimum bid increase nominal percentage, out of `BASIS` /// @param newMinBidIncreaseLimit The new minimum bid increase absolute limit function _setMinBidIncreaseSettings(uint256 newMinBidIncreasePerc, uint256 newMinBidIncreaseLimit) internal { if (newMinBidIncreasePerc > BASIS) revert PercentageTooLarge(); minBidIncreasePerc = newMinBidIncreasePerc; minBidIncreaseLimit = newMinBidIncreaseLimit; emit MinBidIncreaseUpdated(newMinBidIncreasePerc, newMinBidIncreaseLimit); } /// @notice Internal function to set the protocol fee settings /// @param newProtocolFeeReceiver The new protocol fee receiver /// @param newProtocolFeePerc The new protocol fee percentage, out of `BASIS` /// @param newProtocolFeeLimit The new protocol fee limit function _setProtocolFeeSettings( address newProtocolFeeReceiver, uint256 newProtocolFeePerc, uint256 newProtocolFeeLimit ) internal { if (newProtocolFeePerc > BASIS) revert PercentageTooLarge(); protocolFeeReceiver = newProtocolFeeReceiver; protocolFeePerc = newProtocolFeePerc; protocolFeeLimit = newProtocolFeeLimit; emit ProtocolFeeUpdated(newProtocolFeeReceiver, newProtocolFeePerc, newProtocolFeeLimit); } /// @notice Internal function to check if a token is owned by an address /// @param nft The nft contract /// @param tokenId The nft token id /// @param potentialTokenOwner The potential token owner to check against /// @return bool Indication of if the address in quesion is the owner of the token function _checkTokenOwnership(IERC721 nft, uint256 tokenId, address potentialTokenOwner) internal view returns (bool) { return nft.ownerOf(tokenId) == potentialTokenOwner; } /// @notice Internal function to check if the auction house is approved for all /// @param nft The nft contract /// @param seller The seller to check against /// @return bool Indication of if the auction house is approved for all by the seller function _checkAuctionHouseApproval(IERC721 nft, address seller) internal view returns (bool) { return nft.isApprovedForAll(seller, address(this)); } /// @notice Internal function to check if a payout address is a valid address /// @param payoutReceiver The payout address to check /// @return bool Indication of if the payout address is not the zero address function _checkPayoutReceiver(address payoutReceiver) internal pure returns (bool) { return payoutReceiver != address(0); } /// @notice Internal function to calculate the next min bid price /// @param currentBid The current bid /// @return nextMinBid The next minimum bid function _calcNextMinBid(uint256 currentBid) internal view returns (uint256 nextMinBid) { uint256 bidIncrease = currentBid * minBidIncreasePerc / BASIS; if (bidIncrease > minBidIncreaseLimit) { bidIncrease = minBidIncreaseLimit; } nextMinBid = currentBid + bidIncrease; } /// @notice Internal function to calculate the protocol fee /// @param amount The value of the sale /// @return fee The protocol fee function _calcProtocolFee(uint256 amount) internal view returns (uint256 fee) { fee = amount * protocolFeePerc / BASIS; if (fee > protocolFeeLimit) { fee = protocolFeeLimit; } } /// @notice Internal function to payout from the contract /// @param nftAddress The nft contract address /// @param tokenId The token id /// @param currencyAddress The currency address (ZERO ADDRESS == ETH) /// @param amount The sale/auction end price /// @param payoutReceiver The receiver for the sale payout (what's remaining after royalties) function _payout( address nftAddress, uint256 tokenId, address currencyAddress, uint256 amount, address payoutReceiver ) internal { // calc protocol fee uint256 protocolFee = _calcProtocolFee(amount); // payout royalties uint256 remainingAmount = _payoutRoyalties(nftAddress, tokenId, currencyAddress, amount); // distribute protocol fee and remaining amount - should be escrowed in this contract if (currencyAddress == address(0)) { // transfer protocol fee _safeTransferETH(protocolFeeReceiver, protocolFee, weth); // transfer remaining value to payout receiver _safeTransferETH(payoutReceiver, remainingAmount, weth); } else { // transfer protocol fee _safeTransferERC20(protocolFeeReceiver, currencyAddress, protocolFee); // transfer remaining value to payout receiver _safeTransferERC20(payoutReceiver, currencyAddress, remainingAmount); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (security/Pausable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which allows children to implement an emergency stop * mechanism that can be triggered by an authorized account. * * This module is used through inheritance. It will make available the * modifiers `whenNotPaused` and `whenPaused`, which can be applied to * the functions of your contract. Note that they will not be pausable by * simply including this module, only once the modifiers are put in place. */ abstract contract Pausable is Context { /** * @dev Emitted when the pause is triggered by `account`. */ event Paused(address account); /** * @dev Emitted when the pause is lifted by `account`. */ event Unpaused(address account); bool private _paused; /** * @dev Initializes the contract in unpaused state. */ constructor() { _paused = false; } /** * @dev Modifier to make a function callable only when the contract is not paused. * * Requirements: * * - The contract must not be paused. */ modifier whenNotPaused() { _requireNotPaused(); _; } /** * @dev Modifier to make a function callable only when the contract is paused. * * Requirements: * * - The contract must be paused. */ modifier whenPaused() { _requirePaused(); _; } /** * @dev Returns true if the contract is paused, and false otherwise. */ function paused() public view virtual returns (bool) { return _paused; } /** * @dev Throws if the contract is paused. */ function _requireNotPaused() internal view virtual { require(!paused(), "Pausable: paused"); } /** * @dev Throws if the contract is not paused. */ function _requirePaused() internal view virtual { require(paused(), "Pausable: not paused"); } /** * @dev Triggers stopped state. * * Requirements: * * - The contract must not be paused. */ function _pause() internal virtual whenNotPaused { _paused = true; emit Paused(_msgSender()); } /** * @dev Returns to normal state. * * Requirements: * * - The contract must be paused. */ function _unpause() internal virtual whenPaused { _paused = false; emit Unpaused(_msgSender()); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721 * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must * understand this adds an external call which potentially creates a reentrancy vulnerability. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.17; import {TransferHelper} from "./TransferHelper.sol"; import {SanctionsCompliance} from "./SanctionsCompliance.sol"; import {IRoyaltyEngineV1} from "royalty-registry-solidity/IRoyaltyEngineV1.sol"; /*////////////////////////////////////////////////////////////////////////// Royalty Payout Helper //////////////////////////////////////////////////////////////////////////*/ /// @title Royalty Payout Helper /// @notice Abstract contract to help payout royalties using the Royalty Registry /// @dev Does not manage updating the sanctions oracle and expects the child contract to implement /// @author transientlabs.xyz /// @custom:last-updated 2.5.0 abstract contract RoyaltyPayoutHelper is TransferHelper, SanctionsCompliance { /*////////////////////////////////////////////////////////////////////////// State Variables //////////////////////////////////////////////////////////////////////////*/ address public weth; IRoyaltyEngineV1 public royaltyEngine; /*////////////////////////////////////////////////////////////////////////// Constructor //////////////////////////////////////////////////////////////////////////*/ /// @param sanctionsOracle - the init sanctions oracle /// @param wethAddress - the init weth address /// @param royaltyEngineAddress - the init royalty engine address constructor(address sanctionsOracle, address wethAddress, address royaltyEngineAddress) SanctionsCompliance(sanctionsOracle) { weth = wethAddress; royaltyEngine = IRoyaltyEngineV1(royaltyEngineAddress); } /*////////////////////////////////////////////////////////////////////////// Internal State Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Function to update the WETH address /// @dev Care should be taken to ensure proper access control for this function /// @param wethAddress The new WETH token address function _setWethAddress(address wethAddress) internal { weth = wethAddress; } /// @notice Function to update the royalty engine address /// @dev Care should be taken to ensure proper access control for this function /// @param royaltyEngineAddress The new royalty engine address function _setRoyaltyEngineAddress(address royaltyEngineAddress) internal { royaltyEngine = IRoyaltyEngineV1(royaltyEngineAddress); } /*////////////////////////////////////////////////////////////////////////// Royalty Payout Function //////////////////////////////////////////////////////////////////////////*/ /// @notice Function to payout royalties from the contract balance based on sale price /// @dev if the call to the royalty engine reverts or if the return values are invalid, no payments are made /// @dev if the sum of the royalty payouts is greater than the salePrice, the loop exits early for gas savings (this shouldn't happen in reality) /// @dev if this is used in a call where tokens should be transferred from a sender, it is advisable to /// first transfer the required amount to the contract and then call this function, as it will save on gas /// @param token The contract address for the token /// @param tokenId The token id /// @param currency The address of the currency to send to recipients (null address == ETH) /// @param salePrice The sale price for the token /// @return remainingSale The amount left over in the sale after paying out royalties function _payoutRoyalties(address token, uint256 tokenId, address currency, uint256 salePrice) internal returns (uint256 remainingSale) { remainingSale = salePrice; if (address(royaltyEngine).code.length == 0) return remainingSale; try royaltyEngine.getRoyalty(token, tokenId, salePrice) returns ( address payable[] memory recipients, uint256[] memory amounts ) { if (recipients.length != amounts.length) return remainingSale; for (uint256 i = 0; i < recipients.length; i++) { if (_isSanctioned(recipients[i], false)) continue; // don't pay to sanctioned addresses if (amounts[i] > remainingSale) break; remainingSale -= amounts[i]; if (currency == address(0)) { _safeTransferETH(recipients[i], amounts[i], weth); } else { _safeTransferERC20(recipients[i], currency, amounts[i]); } } return remainingSale; } catch { return remainingSale; } } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; /// @dev Enum to encapsulate drop phases enum DropPhase { NOT_CONFIGURED, NOT_STARTED, PRESALE, PUBLIC_SALE, ENDED } /// @dev Enum to encapsulate drop types enum DropType { NOT_CONFIGURED, REGULAR, VELOCITY } /// @dev Errors for Drops interface DropErrors { error NotDropAdmin(); error NotApprovedMintContract(); error InvalidPayoutReceiver(); error InvalidDropSupply(); error DropNotConfigured(); error DropAlreadyConfigured(); error InvalidDropType(); error NotAllowedForVelocityDrops(); error MintZeroTokens(); error NotOnAllowlist(); error YouShallNotMint(); error AlreadyReachedMintAllowance(); error InvalidBatchArguments(); error InsufficientFunds(); } /// @dev Errors for the Auction House interface AuctionHouseErrors { error PercentageTooLarge(); error CallerNotTokenOwner(); error AuctionHouseNotApproved(); error PayoutToZeroAddress(); error NftNotOwnedBySeller(); error NftNotTransferred(); error AuctionNotConfigured(); error AuctionNotStarted(); error AuctionStarted(); error AuctionNotOpen(); error BidTooLow(); error AuctionEnded(); error AuctionNotEnded(); error InsufficientMsgValue(); error SaleNotConfigured(); error SaleNotOpen(); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; /// @dev Auction struct /// @param seller The seller of the token /// @param payoutReceiver The address that receives any payout from the auction /// @param currencyAddress The currency address - Zero address == ETH /// @param highestBidder The highest bidder address /// @param highestBid The highest bid /// @param reservePrice The reserve price of the auction /// @param auctionOpenTime The timestamp at which bidding is allowed /// @param startTime The timestamp at which the auction was kicked off with a bid /// @param duration The duration the auction should last after it is started struct Auction { address seller; address payoutReceiver; address currencyAddress; address highestBidder; uint256 highestBid; uint256 reservePrice; uint256 auctionOpenTime; uint256 startTime; uint256 duration; } /// @dev Sale struct /// @param seller The seller of the token /// @param payoutReceiver The address that receives any payout from the auction /// @param currencyAddress The currency address - Zero address == ETH /// @param price The price for the nft struct Sale { address seller; address payoutReceiver; address currencyAddress; uint256 price; uint256 saleOpenTime; } interface ITLAuctionHouseEvents { event RoyaltyEngineUpdated(address indexed prevRoyaltyEngine, address indexed newRoyaltyEngine); event WethUpdated(address indexed prevWeth, address indexed newWeth); event MinBidIncreaseUpdated(uint256 indexed newMinBidIncreasePerc, uint256 indexed newMinBidIncreaseLimit); event ProtocolFeeUpdated( address indexed newProtocolFeeReceiver, uint256 indexed newProtocolFeePerc, uint256 indexed newProtocolFeeLimit ); event AuctionConfigured( address indexed sender, address indexed nftAddress, uint256 indexed tokenId, Auction auction ); event AuctionCanceled(address indexed sender, address indexed nftAddress, uint256 indexed tokenId); event AuctionSettled(address indexed sender, address indexed nftAddress, uint256 indexed tokenId, Auction auction); event AuctionBid(address indexed sender, address indexed nftAddress, uint256 indexed tokenId, Auction auction); event SaleConfigured(address indexed sender, address indexed nftAddress, uint256 indexed tokenId, Sale sale); event SaleCanceled(address indexed sender, address indexed nftAddress, uint256 indexed tokenId); event SaleFulfilled(address indexed sender, address indexed nftAddress, uint256 indexed tokenId, Sale sale); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.17; import {SafeERC20} from "openzeppelin/token/ERC20/utils/SafeERC20.sol"; import {IWETH, IERC20} from "./IWETH.sol"; /*////////////////////////////////////////////////////////////////////////// Custom Errors //////////////////////////////////////////////////////////////////////////*/ /// @dev ETH transfer failed error ETHTransferFailed(); /// @dev Transferred too few ERC-20 tokens error InsufficentERC20Transfer(); /*////////////////////////////////////////////////////////////////////////// Transfer Helper //////////////////////////////////////////////////////////////////////////*/ /// @title Transfer Helper /// @notice Abstract contract that has helper function for sending ETH and ERC20's safely /// @author transientlabs.xyz /// @custom:last-updated 2.6.0 abstract contract TransferHelper { /*////////////////////////////////////////////////////////////////////////// State Variables //////////////////////////////////////////////////////////////////////////*/ using SafeERC20 for IERC20; using SafeERC20 for IWETH; /*////////////////////////////////////////////////////////////////////////// ETH Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Function to force transfer ETH, defaulting to forwarding 100k gas /// @dev On failure to send the ETH, the ETH is converted to WETH and sent /// @dev Care should be taken to always pass the proper WETH address that adheres to IWETH /// @param recipient The recipient of the ETH /// @param amount The amount of ETH to send /// @param weth The WETH token address function _safeTransferETH(address recipient, uint256 amount, address weth) internal { _safeTransferETH(recipient, amount, weth, 1e5); } /// @notice Function to force transfer ETH, with a gas limit /// @dev On failure to send the ETH, the ETH is converted to WETH and sent /// @dev Care should be taken to always pass the proper WETH address that adheres to IWETH /// @param recipient The recipient of the ETH /// @param amount The amount of ETH to send /// @param weth The WETH token address /// @param gasLimit The gas to forward function _safeTransferETH(address recipient, uint256 amount, address weth, uint256 gasLimit) internal { (bool success,) = recipient.call{value: amount, gas: gasLimit}(""); if (!success) { IWETH token = IWETH(weth); token.deposit{value: amount}(); token.safeTransfer(recipient, amount); } } /*////////////////////////////////////////////////////////////////////////// ERC-20 Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Function to safely transfer ERC-20 tokens from the contract, without checking for token tax /// @dev Does not check if the sender has enough balance as that is handled by the token contract /// @dev Does not check for token tax as that could lock up funds in the contract /// @dev Reverts on failure to transfer /// @param recipient The recipient of the ERC-20 token /// @param currency The address of the ERC-20 token /// @param amount The amount of ERC-20 to send function _safeTransferERC20(address recipient, address currency, uint256 amount) internal { IERC20(currency).safeTransfer(recipient, amount); } /// @notice Function to safely transfer ERC-20 tokens from another address to a recipient /// @dev Does not check if the sender has enough balance or allowance for this contract as that is handled by the token contract /// @dev Reverts on failure to transfer /// @dev Reverts if there is a token tax taken out /// @param sender The sender of the tokens /// @param recipient The recipient of the ERC-20 token /// @param currency The address of the ERC-20 token /// @param amount The amount of ERC-20 to send function _safeTransferFromERC20(address sender, address recipient, address currency, uint256 amount) internal { IERC20 token = IERC20(currency); uint256 intialBalance = token.balanceOf(recipient); token.safeTransferFrom(sender, recipient, amount); uint256 finalBalance = token.balanceOf(recipient); if (finalBalance - intialBalance < amount) revert InsufficentERC20Transfer(); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.17; /*////////////////////////////////////////////////////////////////////////// Chainalysis Sanctions Oracle //////////////////////////////////////////////////////////////////////////*/ interface ChainalysisSanctionsOracle { function isSanctioned(address addr) external view returns (bool); } /*////////////////////////////////////////////////////////////////////////// Errors //////////////////////////////////////////////////////////////////////////*/ error SanctionedAddress(); /*////////////////////////////////////////////////////////////////////////// Sanctions Compliance //////////////////////////////////////////////////////////////////////////*/ /// @title Sanctions Compliance /// @notice Abstract contract to comply with U.S. sanctioned addresses /// @dev Uses the Chainalysis Sanctions Oracle for checking sanctions /// @author transientlabs.xyz /// @custom:last-updated 2.5.0 contract SanctionsCompliance { /*////////////////////////////////////////////////////////////////////////// State Variables //////////////////////////////////////////////////////////////////////////*/ ChainalysisSanctionsOracle public oracle; /*////////////////////////////////////////////////////////////////////////// Events //////////////////////////////////////////////////////////////////////////*/ event SanctionsOracleUpdated(address indexed prevOracle, address indexed newOracle); /*////////////////////////////////////////////////////////////////////////// Constructor //////////////////////////////////////////////////////////////////////////*/ constructor(address initOracle) { _updateSanctionsOracle(initOracle); } /*////////////////////////////////////////////////////////////////////////// Internal Functions //////////////////////////////////////////////////////////////////////////*/ /// @notice Internal function to change the sanctions oracle /// @param newOracle The new sanctions oracle address function _updateSanctionsOracle(address newOracle) internal { address prevOracle = address(oracle); oracle = ChainalysisSanctionsOracle(newOracle); emit SanctionsOracleUpdated(prevOracle, newOracle); } /// @notice Internal function to check the sanctions oracle for an address /// @dev Disable sanction checking by setting the oracle to the zero address /// @param sender The address that is trying to send money /// @param shouldRevertIfSanctioned A flag indicating if the call should revert if the sender is sanctioned. Set to false if wanting to get a result. /// @return isSanctioned Boolean indicating if the sender is sanctioned function _isSanctioned(address sender, bool shouldRevertIfSanctioned) internal view returns (bool isSanctioned) { if (address(oracle) == address(0)) { return false; } isSanctioned = oracle.isSanctioned(sender); if (shouldRevertIfSanctioned && isSanctioned) revert SanctionedAddress(); return isSanctioned; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; /** * @dev Lookup engine interface */ interface IRoyaltyEngineV1 is IERC165 { /** * Get the royalty for a given token (address, id) and value amount. Does not cache the bps/amounts. Caches the spec for a given token address * * @param tokenAddress - The address of the token * @param tokenId - The id of the token * @param value - The value you wish to get the royalty of * * returns Two arrays of equal length, royalty recipients and the corresponding amount each recipient should get */ function getRoyalty(address tokenAddress, uint256 tokenId, uint256 value) external returns (address payable[] memory recipients, uint256[] memory amounts); /** * View only version of getRoyalty * * @param tokenAddress - The address of the token * @param tokenId - The id of the token * @param value - The value you wish to get the royalty of * * returns Two arrays of equal length, royalty recipients and the corresponding amount each recipient should get */ function getRoyaltyView(address tokenAddress, uint256 tokenId, uint256 value) external view returns (address payable[] memory recipients, uint256[] memory amounts); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../extensions/draft-IERC20Permit.sol"; import "../../../utils/Address.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 Address 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)); } } function safePermit( IERC20Permit token, address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) internal { uint256 nonceBefore = token.nonces(owner); token.permit(owner, spender, value, deadline, v, r, s); uint256 nonceAfter = token.nonces(owner); require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed"); } /** * @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 pragma solidity ^0.8.17; import {IERC20} from "openzeppelin/token/ERC20/IERC20.sol"; interface IWETH is IERC20 { function deposit() external payable; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `from` to `to` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 amount ) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://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 functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
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Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
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Sale","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minBidIncreaseLimit","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minBidIncreasePerc","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"oracle","outputs":[{"internalType":"contract ChainalysisSanctionsOracle","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bool","name":"status","type":"bool"}],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"protocolFeeLimit","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"protocolFeePerc","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"protocolFeeReceiver","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"royaltyEngine","outputs":[{"internalType":"contract IRoyaltyEngineV1","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"newMinBidIncreasePerc","type":"uint256"},{"internalType":"uint256","name":"newMinBidIncreaseLimit","type":"uint256"}],"name":"setMinBidIncreaseSettings","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newProtocolFeeReceiver","type":"address"},{"internalType":"uint256","name":"newProtocolFeePerc","type":"uint256"},{"internalType":"uint256","name":"newProtocolFeeLimit","type":"uint256"}],"name":"setProtocolFeeSettings","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newRoyaltyEngine","type":"address"}],"name":"setRoyaltyEngine","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOracle","type":"address"}],"name":"setSanctionsOracle","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newWethAddress","type":"address"}],"name":"setWethAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"nftAddress","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"settleAuction","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"weth","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]
Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
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
-----Decoded View---------------
Arg [0] : initSanctionsOracle (address): 0x40C57923924B5c5c5455c48D93317139ADDaC8fb
Arg [1] : initWethAddress (address): 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2
Arg [2] : initRoyaltyEngineAddress (address): 0x0385603ab55642cb4Dd5De3aE9e306809991804f
Arg [3] : initProtocolFeeReceiver (address): 0x351794499dAF295Ea10f646157C09BA3B460BEF5
Arg [4] : initMinBidIncreasePerc (uint256): 500
Arg [5] : initMinBidIncreaseLimit (uint256): 100000000000000000000
Arg [6] : initProtocolFeePerc (uint256): 250
Arg [7] : initProtocolFeeLimit (uint256): 10000000000000000000
-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 00000000000000000000000040c57923924b5c5c5455c48d93317139addac8fb
Arg [1] : 000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2
Arg [2] : 0000000000000000000000000385603ab55642cb4dd5de3ae9e306809991804f
Arg [3] : 000000000000000000000000351794499daf295ea10f646157c09ba3b460bef5
Arg [4] : 00000000000000000000000000000000000000000000000000000000000001f4
Arg [5] : 0000000000000000000000000000000000000000000000056bc75e2d63100000
Arg [6] : 00000000000000000000000000000000000000000000000000000000000000fa
Arg [7] : 0000000000000000000000000000000000000000000000008ac7230489e80000
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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.