Transaction Hash:
Block:
16321614 at Jan-02-2023 08:55:59 PM +UTC
Transaction Fee:
0.00070098064930796 ETH
$1.80
Gas Used:
34,370 Gas / 20.395130908 Gwei
Account State Difference:
Address | Before | After | State Difference | ||
---|---|---|---|---|---|
0x6DC1B82f...545100f09 |
0.009268606688492834 Eth
Nonce: 13
|
0.008567626039184874 Eth
Nonce: 14
| 0.00070098064930796 | ||
0xDAFEA492...692c98Bc5
Miner
| (Flashbots: Builder) | 1.168362705784618676 Eth | 1.168465815784618676 Eth | 0.00010311 |
Execution Trace
ERC1155LazyPayableClaim.mintBatch( creatorContractAddress=0x2215291C5092cc1ba285bCbF9E95aB430fae839f, claimIndex=1169662192, mintCount=2, mintIndices=[], merkleProofs=[], mintFor=0x6DC1B82f621fF8bc889018a6F8821C1545100f09 )
mintBatch[ERC1155LazyPayableClaim (ln:208)]
_checkMerkleAndUpdate[ERC1155LazyPayableClaim (ln:226)]
checkDelegateForContract[ERC1155LazyPayableClaim (ln:293)]
verify[ERC1155LazyPayableClaim (ln:296)]
processProof[MerkleProof (ln:696)]
_hashPair[MerkleProof (ln:721)]
_efficientHash[MerkleProof (ln:851)]
_efficientHash[MerkleProof (ln:851)]
_mintClaim[ERC1155LazyPayableClaim (ln:242)]
mintExtensionNew[ERC1155LazyPayableClaim (ln:273)]
mintExtensionExisting[ERC1155LazyPayableClaim (ln:279)]
call[ERC1155LazyPayableClaim (ln:244)]
ClaimMintBatch[ERC1155LazyPayableClaim (ln:246)]
// SPDX-License-Identifier: MIT // solhint-disable reason-string pragma solidity ^0.8.0; import "@manifoldxyz/creator-core-solidity/contracts/core/IERC1155CreatorCore.sol"; import "@manifoldxyz/libraries-solidity/contracts/access/IAdminControl.sol"; import "@manifoldxyz/creator-core-solidity/contracts/extensions/ICreatorExtensionTokenURI.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol"; import "@openzeppelin/contracts/interfaces/IERC165.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "./IERC1155LazyPayableClaim.sol"; import "../../libraries/delegation-registry/IDelegationRegistry.sol"; /** * @title Lazy Payable Claim * @author manifold.xyz * @notice Lazy claim with optional whitelist ERC1155 tokens */ contract ERC1155LazyPayableClaim is IERC165, IERC1155LazyPayableClaim, ICreatorExtensionTokenURI, ReentrancyGuard { using Strings for uint256; string private constant ARWEAVE_PREFIX = "https://arweave.net/"; string private constant IPFS_PREFIX = "ipfs://"; uint256 private constant MINT_INDEX_BITMASK = 0xFF; // solhint-disable-next-line address public immutable DELEGATION_REGISTRY; uint32 private constant MAX_UINT_32 = 0xffffffff; uint256 private constant MAX_UINT_256 = 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff; // stores mapping from tokenId to the claim it represents // { contractAddress => { tokenId => Claim } } mapping(address => mapping(uint256 => Claim)) private _claims; // ONLY USED FOR NON-MERKLE MINTS: stores the number of tokens minted per wallet per claim, in order to limit maximum // { contractAddress => { claimIndex => { walletAddress => walletMints } } } mapping(address => mapping(uint256 => mapping(address => uint256))) private _mintsPerWallet; // ONLY USED FOR MERKLE MINTS: stores mapping from claim to indices minted // { contractAddress => { claimIndex => { claimIndexOffset => index } } } mapping(address => mapping(uint256 => mapping(uint256 => uint256))) private _claimMintIndices; // { contractAddress => { tokenId => { claimIndex } } mapping(address => mapping(uint256 => uint256)) private _claimTokenIds; function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165) returns (bool) { return interfaceId == type(IERC1155LazyPayableClaim).interfaceId || interfaceId == type(ICreatorExtensionTokenURI).interfaceId || interfaceId == type(IERC165).interfaceId; } constructor(address delegationRegistry) { DELEGATION_REGISTRY = delegationRegistry; } /** * @notice This extension is shared, not single-creator. So we must ensure * that a claim's initializer is an admin on the creator contract * @param creatorContractAddress the address of the creator contract to check the admin against */ modifier creatorAdminRequired(address creatorContractAddress) { require(IAdminControl(creatorContractAddress).isAdmin(msg.sender), "Wallet is not an administrator for contract"); _; } /** * See {IERC1155LazyClaim-initializeClaim}. */ function initializeClaim( address creatorContractAddress, uint256 claimIndex, ClaimParameters calldata claimParameters ) external override creatorAdminRequired(creatorContractAddress) { // Revert if claim at claimIndex already exists require(_claims[creatorContractAddress][claimIndex].storageProtocol == StorageProtocol.INVALID, "Claim already initialized"); // Sanity checks require(claimParameters.storageProtocol != StorageProtocol.INVALID, "Cannot initialize with invalid storage protocol"); require(claimParameters.endDate == 0 || claimParameters.startDate < claimParameters.endDate, "Cannot have startDate greater than or equal to endDate"); require(claimParameters.merkleRoot == "" || claimParameters.walletMax == 0, "Cannot provide both mintsPerWallet and merkleRoot"); // Create the claim _claims[creatorContractAddress][claimIndex] = Claim({ total: 0, totalMax: claimParameters.totalMax, walletMax: claimParameters.walletMax, startDate: claimParameters.startDate, endDate: claimParameters.endDate, storageProtocol: claimParameters.storageProtocol, merkleRoot: claimParameters.merkleRoot, location: claimParameters.location, tokenId: MAX_UINT_256, cost: claimParameters.cost, paymentReceiver: claimParameters.paymentReceiver }); emit ClaimInitialized(creatorContractAddress, claimIndex, msg.sender); } /** * See {IERC1155LazyClaim-updateClaim}. */ function updateClaim( address creatorContractAddress, uint256 claimIndex, ClaimParameters calldata claimParameters ) external override creatorAdminRequired(creatorContractAddress) { // Sanity checks require(_claims[creatorContractAddress][claimIndex].storageProtocol != StorageProtocol.INVALID, "Claim not initialized"); require(claimParameters.storageProtocol != StorageProtocol.INVALID, "Cannot set invalid storage protocol"); require(claimParameters.endDate == 0 || claimParameters.startDate < claimParameters.endDate, "Cannot have startDate greater than or equal to endDate"); Claim memory currentClaim = _claims[creatorContractAddress][claimIndex]; // Overwrite the existing claim _claims[creatorContractAddress][claimIndex] = Claim({ total: currentClaim.total, totalMax: claimParameters.totalMax, walletMax: claimParameters.walletMax, startDate: claimParameters.startDate, endDate: claimParameters.endDate, storageProtocol: claimParameters.storageProtocol, merkleRoot: claimParameters.merkleRoot, location: claimParameters.location, tokenId: currentClaim.tokenId, cost: claimParameters.cost, paymentReceiver: claimParameters.paymentReceiver }); } /** * See {IERC721LazyClaim-updateTokenURIParams}. */ function updateTokenURIParams( address creatorContractAddress, uint256 claimIndex, StorageProtocol storageProtocol, string calldata location ) external override creatorAdminRequired(creatorContractAddress) { Claim storage claim = _claims[creatorContractAddress][claimIndex]; require(claim.storageProtocol != StorageProtocol.INVALID, "Claim not initialized"); require(storageProtocol != StorageProtocol.INVALID, "Cannot set invalid storage protocol"); claim.storageProtocol = storageProtocol; claim.location = location; } /** * See {IERC1155LazyClaim-getClaim}. */ function getClaim(address creatorContractAddress, uint256 claimIndex) external override view returns(Claim memory claim) { claim = _claims[creatorContractAddress][claimIndex]; require(claim.storageProtocol != StorageProtocol.INVALID, "Claim not initialized"); } /** * See {IERC1155LazyClaim-checkMintIndex}. */ function checkMintIndex(address creatorContractAddress, uint256 claimIndex, uint32 mintIndex) public override view returns(bool) { Claim memory claim = _claims[creatorContractAddress][claimIndex]; require(claim.storageProtocol != StorageProtocol.INVALID, "Claim not initialized"); require(claim.merkleRoot != "", "Can only check merkle claims"); uint256 claimMintIndex = mintIndex >> 8; uint256 claimMintTracking = _claimMintIndices[creatorContractAddress][claimIndex][claimMintIndex]; uint256 mintBitmask = 1 << (mintIndex & MINT_INDEX_BITMASK); return mintBitmask & claimMintTracking != 0; } /** * See {IERC1155LazyClaim-checkMintIndices}. */ function checkMintIndices(address creatorContractAddress, uint256 claimIndex, uint32[] calldata mintIndices) external override view returns(bool[] memory minted) { uint256 mintIndicesLength = mintIndices.length; minted = new bool[](mintIndicesLength); for (uint256 i = 0; i < mintIndicesLength;) { minted[i] = checkMintIndex(creatorContractAddress, claimIndex, mintIndices[i]); unchecked{ ++i; } } } /** * See {IERC1155LazyClaim-getTotalMints}. */ function getTotalMints(address minter, address creatorContractAddress, uint256 claimIndex) external override view returns(uint32) { Claim storage claim = _claims[creatorContractAddress][claimIndex]; require(claim.storageProtocol != StorageProtocol.INVALID, "Claim not initialized"); require(claim.walletMax != 0, "Can only retrieve for non-merkle claims with walletMax"); return uint32(_mintsPerWallet[creatorContractAddress][claimIndex][minter]); } /** * See {IERC1155LazyClaim-mint}. */ function mint(address creatorContractAddress, uint256 claimIndex, uint32 mintIndex, bytes32[] calldata merkleProof, address mintFor) external payable override nonReentrant { Claim storage claim = _claims[creatorContractAddress][claimIndex]; // Safely retrieve the claim require(claim.storageProtocol != StorageProtocol.INVALID, "Claim not initialized"); // Check price require(msg.value == claim.cost, "Must pay more."); // Check timestamps require(claim.startDate == 0 || claim.startDate < block.timestamp, "Transaction before start date"); require(claim.endDate == 0 || claim.endDate >= block.timestamp, "Transaction after end date"); // Check totalMax require(claim.totalMax == 0 || claim.total < claim.totalMax, "Maximum tokens already minted for this claim"); if (claim.merkleRoot != "") { // Merkle mint _checkMerkleAndUpdate(claim, creatorContractAddress, claimIndex, mintIndex, merkleProof, mintFor); } else { // Non-merkle mint if (claim.walletMax != 0) { require(_mintsPerWallet[creatorContractAddress][claimIndex][msg.sender] < claim.walletMax, "Maximum tokens already minted for this wallet"); unchecked{ _mintsPerWallet[creatorContractAddress][claimIndex][msg.sender]++; } } } unchecked{ claim.total++; } // Do mint address[] memory recipients = new address[](1); recipients[0] = msg.sender; uint256[] memory amounts = new uint256[](1); amounts[0] = 1; _mintClaim(creatorContractAddress, claimIndex, claim, recipients, amounts); // Transfer proceeds to receiver // solhint-disable-next-line (bool sent, ) = claim.paymentReceiver.call{value: msg.value}(""); require(sent, "Failed to transfer to receiver"); emit ClaimMint(creatorContractAddress, _claimTokenIds[creatorContractAddress][claimIndex]); } /** * See {IERC1155LazyClaim-mintBatch}. */ function mintBatch(address creatorContractAddress, uint256 claimIndex, uint16 mintCount, uint32[] calldata mintIndices, bytes32[][] calldata merkleProofs, address mintFor) external payable override nonReentrant { Claim storage claim = _claims[creatorContractAddress][claimIndex]; // Safely retrieve the claim require(claim.storageProtocol != StorageProtocol.INVALID, "Claim not initialized"); // Check price require(msg.value == claim.cost * mintCount, "Must pay more."); // Check timestamps require(claim.startDate == 0 || claim.startDate < block.timestamp, "Transaction before start date"); require(claim.endDate == 0 || claim.endDate >= block.timestamp, "Transaction after end date"); // Check totalMax require(claim.totalMax == 0 || claim.total+mintCount <= claim.totalMax, "Too many requested for this claim"); if (claim.merkleRoot != "") { require(mintCount == mintIndices.length && mintCount == merkleProofs.length, "Invalid input"); // Merkle mint for (uint256 i = 0; i < mintCount; ) { uint32 mintIndex = mintIndices[i]; bytes32[] memory merkleProof = merkleProofs[i]; _checkMerkleAndUpdate(claim, creatorContractAddress, claimIndex, mintIndex, merkleProof, mintFor); unchecked { ++i; } } } else { // Non-merkle mint if (claim.walletMax != 0) { require(_mintsPerWallet[creatorContractAddress][claimIndex][msg.sender]+mintCount <= claim.walletMax, "Too many requested for this wallet"); unchecked{ _mintsPerWallet[creatorContractAddress][claimIndex][msg.sender] += mintCount; } } } unchecked{ claim.total += mintCount; } // Do mint address[] memory recipients = new address[](1); recipients[0] = msg.sender; uint256[] memory amounts = new uint256[](1); amounts[0] = mintCount; _mintClaim(creatorContractAddress, claimIndex, claim, recipients, amounts); // solhint-disable-next-line (bool sent, ) = claim.paymentReceiver.call{value: msg.value}(""); require(sent, "Failed to transfer to receiver"); emit ClaimMintBatch(creatorContractAddress, claimIndex, mintCount); } /** * See {IERC1155LazyPayableClaim-airdrop}. */ function airdrop(address creatorContractAddress, uint256 claimIndex, address[] calldata recipients, uint256[] calldata amounts) external override creatorAdminRequired(creatorContractAddress) { require(recipients.length == amounts.length, "Unequal number of recipients and amounts provided"); // Fetch the claim Claim storage claim = _claims[creatorContractAddress][claimIndex]; uint256 totalAmount; for (uint256 i = 0; i < amounts.length;) { totalAmount += amounts[i]; unchecked{ ++i; } } require(totalAmount <= MAX_UINT_32, "Too many requested"); claim.total += uint32(totalAmount); // Airdrop the tokens _mintClaim(creatorContractAddress, claimIndex, claim, recipients, amounts); } /** * Mint a claim */ function _mintClaim(address creatorContractAddress, uint256 claimIndex, Claim storage claim, address[] memory recipients, uint256[] memory amounts) private { if (claim.tokenId == MAX_UINT_256) { // Hasn't been created yet, use mintExtensionNew string [] memory uris = new string[](1); uint256[] memory newTokenIds = IERC1155CreatorCore(creatorContractAddress).mintExtensionNew(recipients, amounts, uris); _claimTokenIds[creatorContractAddress][newTokenIds[0]] = claimIndex; claim.tokenId = newTokenIds[0]; } else { uint256[] memory tokenIds = new uint256[](1); tokenIds[0] = claim.tokenId; IERC1155CreatorCore(creatorContractAddress).mintExtensionExisting(recipients, tokenIds, amounts); } } /** * Helper to check merkle proof and whether or not the mintIndex was consumed. Also updates the consumed counts */ function _checkMerkleAndUpdate(Claim storage claim, address creatorContractAddress, uint256 claimIndex, uint32 mintIndex, bytes32[] memory merkleProof, address mintFor) private { // Merkle mint bytes32 leaf; if (mintFor == msg.sender) { leaf = keccak256(abi.encodePacked(msg.sender, mintIndex)); } else { // Direct verification failed, try delegate verification IDelegationRegistry dr = IDelegationRegistry(DELEGATION_REGISTRY); require(dr.checkDelegateForContract(msg.sender, mintFor, address(this)), "Invalid delegate"); leaf = keccak256(abi.encodePacked(mintFor, mintIndex)); } require(MerkleProof.verify(merkleProof, claim.merkleRoot, leaf), "Could not verify merkle proof"); // Check if mintIndex has been minted uint256 claimMintIndex = mintIndex >> 8; uint256 claimMintTracking = _claimMintIndices[creatorContractAddress][claimIndex][claimMintIndex]; uint256 mintBitmask = 1 << (mintIndex & MINT_INDEX_BITMASK); require(mintBitmask & claimMintTracking == 0, "Already minted"); _claimMintIndices[creatorContractAddress][claimIndex][claimMintIndex] = claimMintTracking | mintBitmask; } /** * See {ICreatorExtensionTokenURI-tokenURI}. */ function tokenURI(address creatorContractAddress, uint256 tokenId) external override view returns(string memory uri) { uint224 tokenClaim = uint224(_claimTokenIds[creatorContractAddress][tokenId]); require(tokenClaim > 0, "Token does not exist"); Claim memory claim = _claims[creatorContractAddress][tokenClaim]; string memory prefix = ""; if (claim.storageProtocol == StorageProtocol.ARWEAVE) { prefix = ARWEAVE_PREFIX; } else if (claim.storageProtocol == StorageProtocol.IPFS) { prefix = IPFS_PREFIX; } uri = string(abi.encodePacked(prefix, claim.location)); } } // SPDX-License-Identifier: CC0-1.0 pragma solidity ^0.8.9; /** * @title An immutable registry contract to be deployed as a standalone primitive * @dev See EIP-5639, new project launches can read previous cold wallet -> hot wallet delegations * from here and integrate those permissions into their flow */ interface IDelegationRegistry { /// @notice Delegation type enum DelegationType { NONE, ALL, CONTRACT, TOKEN } /// @notice Info about a single delegation, used for onchain enumeration struct DelegationInfo { DelegationType type_; address vault; address delegate; address contract_; uint256 tokenId; } /// @notice Info about a single contract-level delegation struct ContractDelegation { address contract_; address delegate; } /// @notice Info about a single token-level delegation struct TokenDelegation { address contract_; uint256 tokenId; address delegate; } /// @notice Emitted when a user delegates their entire wallet event DelegateForAll(address vault, address delegate, bool value); /// @notice Emitted when a user delegates a specific contract event DelegateForContract(address vault, address delegate, address contract_, bool value); /// @notice Emitted when a user delegates a specific token event DelegateForToken(address vault, address delegate, address contract_, uint256 tokenId, bool value); /// @notice Emitted when a user revokes all delegations event RevokeAllDelegates(address vault); /// @notice Emitted when a user revoes all delegations for a given delegate event RevokeDelegate(address vault, address delegate); /** * ----------- WRITE ----------- */ /** * @notice Allow the delegate to act on your behalf for all contracts * @param delegate The hotwallet to act on your behalf * @param value Whether to enable or disable delegation for this address, true for setting and false for revoking */ function delegateForAll(address delegate, bool value) external; /** * @notice Allow the delegate to act on your behalf for a specific contract * @param delegate The hotwallet to act on your behalf * @param contract_ The address for the contract you're delegating * @param value Whether to enable or disable delegation for this address, true for setting and false for revoking */ function delegateForContract(address delegate, address contract_, bool value) external; /** * @notice Allow the delegate to act on your behalf for a specific token * @param delegate The hotwallet to act on your behalf * @param contract_ The address for the contract you're delegating * @param tokenId The token id for the token you're delegating * @param value Whether to enable or disable delegation for this address, true for setting and false for revoking */ function delegateForToken(address delegate, address contract_, uint256 tokenId, bool value) external; /** * @notice Revoke all delegates */ function revokeAllDelegates() external; /** * @notice Revoke a specific delegate for all their permissions * @param delegate The hotwallet to revoke */ function revokeDelegate(address delegate) external; /** * @notice Remove yourself as a delegate for a specific vault * @param vault The vault which delegated to the msg.sender, and should be removed */ function revokeSelf(address vault) external; /** * ----------- READ ----------- */ /** * @notice Returns all active delegations a given delegate is able to claim on behalf of * @param delegate The delegate that you would like to retrieve delegations for * @return info Array of DelegationInfo structs */ function getDelegationsByDelegate(address delegate) external view returns (DelegationInfo[] memory); /** * @notice Returns an array of wallet-level delegates for a given vault * @param vault The cold wallet who issued the delegation * @return addresses Array of wallet-level delegates for a given vault */ function getDelegatesForAll(address vault) external view returns (address[] memory); /** * @notice Returns an array of contract-level delegates for a given vault and contract * @param vault The cold wallet who issued the delegation * @param contract_ The address for the contract you're delegating * @return addresses Array of contract-level delegates for a given vault and contract */ function getDelegatesForContract(address vault, address contract_) external view returns (address[] memory); /** * @notice Returns an array of contract-level delegates for a given vault's token * @param vault The cold wallet who issued the delegation * @param contract_ The address for the contract holding the token * @param tokenId The token id for the token you're delegating * @return addresses Array of contract-level delegates for a given vault's token */ function getDelegatesForToken(address vault, address contract_, uint256 tokenId) external view returns (address[] memory); /** * @notice Returns all contract-level delegations for a given vault * @param vault The cold wallet who issued the delegations * @return delegations Array of ContractDelegation structs */ function getContractLevelDelegations(address vault) external view returns (ContractDelegation[] memory delegations); /** * @notice Returns all token-level delegations for a given vault * @param vault The cold wallet who issued the delegations * @return delegations Array of TokenDelegation structs */ function getTokenLevelDelegations(address vault) external view returns (TokenDelegation[] memory delegations); /** * @notice Returns true if the address is delegated to act on the entire vault * @param delegate The hotwallet to act on your behalf * @param vault The cold wallet who issued the delegation */ function checkDelegateForAll(address delegate, address vault) external view returns (bool); /** * @notice Returns true if the address is delegated to act on your behalf for a token contract or an entire vault * @param delegate The hotwallet to act on your behalf * @param contract_ The address for the contract you're delegating * @param vault The cold wallet who issued the delegation */ function checkDelegateForContract(address delegate, address vault, address contract_) external view returns (bool); /** * @notice Returns true if the address is delegated to act on your behalf for a specific token, the token's contract or an entire vault * @param delegate The hotwallet to act on your behalf * @param contract_ The address for the contract you're delegating * @param tokenId The token id for the token you're delegating * @param vault The cold wallet who issued the delegation */ function checkDelegateForToken(address delegate, address vault, address contract_, uint256 tokenId) external view returns (bool); } // SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz /** * Lazy Claim interface */ interface IERC1155LazyPayableClaim { enum StorageProtocol { INVALID, NONE, ARWEAVE, IPFS } struct ClaimParameters { uint32 totalMax; uint32 walletMax; uint48 startDate; uint48 endDate; StorageProtocol storageProtocol; bytes32 merkleRoot; string location; uint256 cost; address payable paymentReceiver; } struct Claim { uint32 total; uint32 totalMax; uint32 walletMax; uint48 startDate; uint48 endDate; StorageProtocol storageProtocol; bytes32 merkleRoot; string location; uint256 tokenId; uint256 cost; address payable paymentReceiver; } event ClaimInitialized(address indexed creatorContract, uint256 indexed claimIndex, address initializer); event ClaimMint(address indexed creatorContract, uint256 indexed claimIndex); event ClaimMintBatch(address indexed creatorContract, uint256 indexed claimIndex, uint16 mintCount); /** * @notice initialize a new claim, emit initialize event, and return the newly created index * @param creatorContractAddress the creator contract the claim will mint tokens for * @param claimIndex the index of the claim in the list of creatorContractAddress' _claims * @param claimParameters the parameters which will affect the minting behavior of the claim */ function initializeClaim(address creatorContractAddress, uint256 claimIndex, ClaimParameters calldata claimParameters) external; /** * @notice update an existing claim at claimIndex * @param creatorContractAddress the creator contract corresponding to the claim * @param claimIndex the index of the claim in the list of creatorContractAddress' _claims * @param claimParameters the parameters which will affect the minting behavior of the claim */ function updateClaim(address creatorContractAddress, uint256 claimIndex, ClaimParameters calldata claimParameters) external; /** * @notice update tokenURI parameters for an existing claim at claimIndex * @param creatorContractAddress the creator contract corresponding to the claim * @param claimIndex the index of the claim in the list of creatorContractAddress' _claims * @param storageProtocol the new storage protocol * @param location the new location */ function updateTokenURIParams(address creatorContractAddress, uint256 claimIndex, StorageProtocol storageProtocol, string calldata location) external; /** * @notice get a claim corresponding to a creator contract and index * @param creatorContractAddress the address of the creator contract * @param claimIndex the index of the claim * @return the claim object */ function getClaim(address creatorContractAddress, uint256 claimIndex) external view returns(Claim memory); /** * @notice check if a mint index has been consumed or not (only for merkle claims) * * @param creatorContractAddress the address of the creator contract for the claim * @param claimIndex the index of the claim * @param mintIndex the mint index of the claim * @return whether or not the mint index was consumed */ function checkMintIndex(address creatorContractAddress, uint256 claimIndex, uint32 mintIndex) external view returns(bool); /** * @notice check if multiple mint indices has been consumed or not (only for merkle claims) * * @param creatorContractAddress the address of the creator contract for the claim * @param claimIndex the index of the claim * @param mintIndices the mint index of the claim * @return whether or not the mint index was consumed */ function checkMintIndices(address creatorContractAddress, uint256 claimIndex, uint32[] calldata mintIndices) external view returns(bool[] memory); /** * @notice get mints made for a wallet (only for non-merkle claims with walletMax) * * @param minter the address of the minting address * @param creatorContractAddress the address of the creator contract for the claim * @param claimIndex the index of the claim * @return how many mints the minter has made */ function getTotalMints(address minter, address creatorContractAddress, uint256 claimIndex) external view returns(uint32); /** * @notice allow a wallet to lazily claim a token according to parameters * @param creatorContractAddress the creator contract address * @param claimIndex the index of the claim for which we will mint * @param mintIndex the mint index (only needed for merkle claims) * @param merkleProof if the claim has a merkleRoot, verifying merkleProof ensures that address + minterValue was used to construct it (only needed for merkle claims) */ function mint(address creatorContractAddress, uint256 claimIndex, uint32 mintIndex, bytes32[] calldata merkleProof, address mintFor) external payable; /** * @notice allow a wallet to lazily claim a token according to parameters * @param creatorContractAddress the creator contract address * @param claimIndex the index of the claim for which we will mint * @param mintCount the number of claims to mint * @param mintIndices the mint index (only needed for merkle claims) * @param merkleProofs if the claim has a merkleRoot, verifying merkleProof ensures that address + minterValue was used to construct it (only needed for merkle claims) */ function mintBatch(address creatorContractAddress, uint256 claimIndex, uint16 mintCount, uint32[] calldata mintIndices, bytes32[][] calldata merkleProofs, address mintFor) external payable; /** * @notice allow admin to airdrop arbitrary tokens * @param creatorContractAddress the creator contract the claim will mint tokens for * @param claimIndex the index of the claim in the list of creatorContractAddress' _claims * @param recipients addresses to airdrop to * @param amounts number of tokens to airdrop to each address in addresses */ function airdrop(address creatorContractAddress, uint256 claimIndex, address[] calldata recipients, uint256[] calldata amounts) external; } // SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/Strings.sol) pragma solidity ^0.8.0; /** * @dev String operations. */ library Strings { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // 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); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } } // SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (interfaces/IERC165.sol) pragma solidity ^0.8.0; import "../utils/introspection/IERC165.sol"; // SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/cryptography/MerkleProof.sol) pragma solidity ^0.8.0; /** * @dev These functions deal with verification of Merkle Tree 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. * * WARNING: You should avoid using leaf values that are 64 bytes long prior to * hashing, or use a hash function other than keccak256 for hashing leaves. * This is because the concatenation of a sorted pair of internal nodes in * the merkle tree could be reinterpreted as a leaf value. */ 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) { return processProof(proof, leaf) == root; } /** * @dev Calldata version of {verify} * * _Available since v4.7._ */ function verifyCalldata( bytes32[] calldata proof, bytes32 root, bytes32 leaf ) internal pure returns (bool) { return processProofCalldata(proof, leaf) == root; } /** * @dev Returns the rebuilt hash obtained by traversing a Merkle tree up * from `leaf` using `proof`. A `proof` is valid if and only if the rebuilt * hash matches the root of the tree. When processing the proof, the pairs * of leafs & pre-images are assumed to be sorted. * * _Available since v4.4._ */ function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) { bytes32 computedHash = leaf; for (uint256 i = 0; i < proof.length; i++) { computedHash = _hashPair(computedHash, proof[i]); } return computedHash; } /** * @dev Calldata version of {processProof} * * _Available since v4.7._ */ function processProofCalldata(bytes32[] calldata proof, bytes32 leaf) internal pure returns (bytes32) { bytes32 computedHash = leaf; for (uint256 i = 0; i < proof.length; i++) { computedHash = _hashPair(computedHash, proof[i]); } return computedHash; } /** * @dev Returns true if the `leaves` can be proved to be a part of a Merkle tree defined by * `root`, according to `proof` and `proofFlags` as described in {processMultiProof}. * * _Available since v4.7._ */ function multiProofVerify( bytes32[] memory proof, bool[] memory proofFlags, bytes32 root, bytes32[] memory leaves ) internal pure returns (bool) { return processMultiProof(proof, proofFlags, leaves) == root; } /** * @dev Calldata version of {multiProofVerify} * * _Available since v4.7._ */ function multiProofVerifyCalldata( bytes32[] calldata proof, bool[] calldata proofFlags, bytes32 root, bytes32[] memory leaves ) internal pure returns (bool) { return processMultiProofCalldata(proof, proofFlags, leaves) == root; } /** * @dev Returns the root of a tree reconstructed from `leaves` and the sibling nodes in `proof`, * consuming from one or the other at each step according to the instructions given by * `proofFlags`. * * _Available since v4.7._ */ function processMultiProof( bytes32[] memory proof, bool[] memory proofFlags, bytes32[] memory leaves ) internal pure returns (bytes32 merkleRoot) { // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of // the merkle tree. uint256 leavesLen = leaves.length; uint256 totalHashes = proofFlags.length; // Check proof validity. require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof"); // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop". bytes32[] memory hashes = new bytes32[](totalHashes); uint256 leafPos = 0; uint256 hashPos = 0; uint256 proofPos = 0; // At each step, we compute the next hash using two values: // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we // get the next hash. // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the // `proof` array. for (uint256 i = 0; i < totalHashes; i++) { bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++]; bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++]; hashes[i] = _hashPair(a, b); } if (totalHashes > 0) { return hashes[totalHashes - 1]; } else if (leavesLen > 0) { return leaves[0]; } else { return proof[0]; } } /** * @dev Calldata version of {processMultiProof} * * _Available since v4.7._ */ function processMultiProofCalldata( bytes32[] calldata proof, bool[] calldata proofFlags, bytes32[] memory leaves ) internal pure returns (bytes32 merkleRoot) { // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of // the merkle tree. uint256 leavesLen = leaves.length; uint256 totalHashes = proofFlags.length; // Check proof validity. require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof"); // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop". bytes32[] memory hashes = new bytes32[](totalHashes); uint256 leafPos = 0; uint256 hashPos = 0; uint256 proofPos = 0; // At each step, we compute the next hash using two values: // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we // get the next hash. // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the // `proof` array. for (uint256 i = 0; i < totalHashes; i++) { bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++]; bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++]; hashes[i] = _hashPair(a, b); } if (totalHashes > 0) { return hashes[totalHashes - 1]; } else if (leavesLen > 0) { return leaves[0]; } else { return proof[0]; } } function _hashPair(bytes32 a, bytes32 b) private pure returns (bytes32) { return a < b ? _efficientHash(a, b) : _efficientHash(b, a); } function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) { /// @solidity memory-safe-assembly assembly { mstore(0x00, a) mstore(0x20, b) value := keccak256(0x00, 0x40) } } } // SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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() { // On the first call to nonReentrant, _notEntered will be true require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; _; // 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 pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; /** * @dev Implement this if you want your extension to have overloadable URI's */ interface ICreatorExtensionTokenURI is IERC165 { /** * Get the uri for a given creator/tokenId */ function tokenURI(address creator, uint256 tokenId) external view returns (string memory); } // SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; /** * @dev Interface for admin control */ interface IAdminControl is IERC165 { event AdminApproved(address indexed account, address indexed sender); event AdminRevoked(address indexed account, address indexed sender); /** * @dev gets address of all admins */ function getAdmins() external view returns (address[] memory); /** * @dev add an admin. Can only be called by contract owner. */ function approveAdmin(address admin) external; /** * @dev remove an admin. Can only be called by contract owner. */ function revokeAdmin(address admin) external; /** * @dev checks whether or not given address is an admin * Returns True if they are */ function isAdmin(address admin) external view returns (bool); }// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "./CreatorCore.sol"; /** * @dev Core ERC1155 creator interface */ interface IERC1155CreatorCore is ICreatorCore { /** * @dev mint a token with no extension. Can only be called by an admin. * * @param to - Can be a single element array (all tokens go to same address) or multi-element array (single token to many recipients) * @param amounts - Can be a single element array (all recipients get the same amount) or a multi-element array * @param uris - If no elements, all tokens use the default uri. * If any element is an empty string, the corresponding token uses the default uri. * * * Requirements: If to is a multi-element array, then uris must be empty or single element array * If to is a multi-element array, then amounts must be a single element array or a multi-element array of the same size * If to is a single element array, uris must be empty or the same length as amounts * * Examples: * mintBaseNew(['0x....1', '0x....2'], [1], []) * Mints a single new token, and gives 1 each to '0x....1' and '0x....2'. Token uses default uri. * * mintBaseNew(['0x....1', '0x....2'], [1, 2], []) * Mints a single new token, and gives 1 to '0x....1' and 2 to '0x....2'. Token uses default uri. * * mintBaseNew(['0x....1'], [1, 2], ["", "http://token2.com"]) * Mints two new tokens to '0x....1'. 1 of the first token, 2 of the second. 1st token uses default uri, second uses "http://token2.com". * * @return Returns list of tokenIds minted */ function mintBaseNew(address[] calldata to, uint256[] calldata amounts, string[] calldata uris) external returns (uint256[] memory); /** * @dev batch mint existing token with no extension. Can only be called by an admin. * * @param to - Can be a single element array (all tokens go to same address) or multi-element array (single token to many recipients) * @param tokenIds - Can be a single element array (all recipients get the same token) or a multi-element array * @param amounts - Can be a single element array (all recipients get the same amount) or a multi-element array * * Requirements: If any of the parameters are multi-element arrays, they need to be the same length as other multi-element arrays * * Examples: * mintBaseExisting(['0x....1', '0x....2'], [1], [10]) * Mints 10 of tokenId 1 to each of '0x....1' and '0x....2'. * * mintBaseExisting(['0x....1', '0x....2'], [1, 2], [10, 20]) * Mints 10 of tokenId 1 to '0x....1' and 20 of tokenId 2 to '0x....2'. * * mintBaseExisting(['0x....1'], [1, 2], [10, 20]) * Mints 10 of tokenId 1 and 20 of tokenId 2 to '0x....1'. * * mintBaseExisting(['0x....1', '0x....2'], [1], [10, 20]) * Mints 10 of tokenId 1 to '0x....1' and 20 of tokenId 1 to '0x....2'. * */ function mintBaseExisting(address[] calldata to, uint256[] calldata tokenIds, uint256[] calldata amounts) external; /** * @dev mint a token from an extension. Can only be called by a registered extension. * * @param to - Can be a single element array (all tokens go to same address) or multi-element array (single token to many recipients) * @param amounts - Can be a single element array (all recipients get the same amount) or a multi-element array * @param uris - If no elements, all tokens use the default uri. * If any element is an empty string, the corresponding token uses the default uri. * * * Requirements: If to is a multi-element array, then uris must be empty or single element array * If to is a multi-element array, then amounts must be a single element array or a multi-element array of the same size * If to is a single element array, uris must be empty or the same length as amounts * * Examples: * mintExtensionNew(['0x....1', '0x....2'], [1], []) * Mints a single new token, and gives 1 each to '0x....1' and '0x....2'. Token uses default uri. * * mintExtensionNew(['0x....1', '0x....2'], [1, 2], []) * Mints a single new token, and gives 1 to '0x....1' and 2 to '0x....2'. Token uses default uri. * * mintExtensionNew(['0x....1'], [1, 2], ["", "http://token2.com"]) * Mints two new tokens to '0x....1'. 1 of the first token, 2 of the second. 1st token uses default uri, second uses "http://token2.com". * * @return Returns list of tokenIds minted */ function mintExtensionNew(address[] calldata to, uint256[] calldata amounts, string[] calldata uris) external returns (uint256[] memory); /** * @dev batch mint existing token from extension. Can only be called by a registered extension. * * @param to - Can be a single element array (all tokens go to same address) or multi-element array (single token to many recipients) * @param tokenIds - Can be a single element array (all recipients get the same token) or a multi-element array * @param amounts - Can be a single element array (all recipients get the same amount) or a multi-element array * * Requirements: If any of the parameters are multi-element arrays, they need to be the same length as other multi-element arrays * * Examples: * mintExtensionExisting(['0x....1', '0x....2'], [1], [10]) * Mints 10 of tokenId 1 to each of '0x....1' and '0x....2'. * * mintExtensionExisting(['0x....1', '0x....2'], [1, 2], [10, 20]) * Mints 10 of tokenId 1 to '0x....1' and 20 of tokenId 2 to '0x....2'. * * mintExtensionExisting(['0x....1'], [1, 2], [10, 20]) * Mints 10 of tokenId 1 and 20 of tokenId 2 to '0x....1'. * * mintExtensionExisting(['0x....1', '0x....2'], [1], [10, 20]) * Mints 10 of tokenId 1 to '0x....1' and 20 of tokenId 1 to '0x....2'. * */ function mintExtensionExisting(address[] calldata to, uint256[] calldata tokenIds, uint256[] calldata amounts) external; /** * @dev burn tokens. Can only be called by token owner or approved address. * On burn, calls back to the registered extension's onBurn method */ function burn(address account, uint256[] calldata tokenIds, uint256[] calldata amounts) external; /** * @dev Total amount of tokens in with a given tokenId. */ function totalSupply(uint256 tokenId) external view returns (uint256); }// 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 ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/utils/introspection/ERC165.sol"; import "@openzeppelin/contracts/utils/introspection/ERC165Checker.sol"; import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; import "@openzeppelin/contracts-upgradeable/utils/AddressUpgradeable.sol"; import "../extensions/ICreatorExtensionTokenURI.sol"; import "./ICreatorCore.sol"; /** * @dev Core creator implementation */ abstract contract CreatorCore is ReentrancyGuard, ICreatorCore, ERC165 { using Strings for uint256; using EnumerableSet for EnumerableSet.AddressSet; using AddressUpgradeable for address; uint256 _tokenCount = 0; // Track registered extensions data EnumerableSet.AddressSet internal _extensions; EnumerableSet.AddressSet internal _blacklistedExtensions; mapping (address => address) internal _extensionPermissions; mapping (address => bool) internal _extensionApproveTransfers; // For tracking which extension a token was minted by mapping (uint256 => address) internal _tokensExtension; // The baseURI for a given extension mapping (address => string) private _extensionBaseURI; mapping (address => bool) private _extensionBaseURIIdentical; // The prefix for any tokens with a uri configured mapping (address => string) private _extensionURIPrefix; // Mapping for individual token URIs mapping (uint256 => string) internal _tokenURIs; // Royalty configurations mapping (address => address payable[]) internal _extensionRoyaltyReceivers; mapping (address => uint256[]) internal _extensionRoyaltyBPS; mapping (uint256 => address payable[]) internal _tokenRoyaltyReceivers; mapping (uint256 => uint256[]) internal _tokenRoyaltyBPS; /** * External interface identifiers for royalties */ /** * @dev CreatorCore * * bytes4(keccak256('getRoyalties(uint256)')) == 0xbb3bafd6 * * => 0xbb3bafd6 = 0xbb3bafd6 */ bytes4 private constant _INTERFACE_ID_ROYALTIES_CREATORCORE = 0xbb3bafd6; /** * @dev Rarible: RoyaltiesV1 * * bytes4(keccak256('getFeeRecipients(uint256)')) == 0xb9c4d9fb * bytes4(keccak256('getFeeBps(uint256)')) == 0x0ebd4c7f * * => 0xb9c4d9fb ^ 0x0ebd4c7f = 0xb7799584 */ bytes4 private constant _INTERFACE_ID_ROYALTIES_RARIBLE = 0xb7799584; /** * @dev Foundation * * bytes4(keccak256('getFees(uint256)')) == 0xd5a06d4c * * => 0xd5a06d4c = 0xd5a06d4c */ bytes4 private constant _INTERFACE_ID_ROYALTIES_FOUNDATION = 0xd5a06d4c; /** * @dev EIP-2981 * * bytes4(keccak256("royaltyInfo(uint256,uint256)")) == 0x2a55205a * * => 0x2a55205a = 0x2a55205a */ bytes4 private constant _INTERFACE_ID_ROYALTIES_EIP2981 = 0x2a55205a; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(ICreatorCore).interfaceId || super.supportsInterface(interfaceId) || interfaceId == _INTERFACE_ID_ROYALTIES_CREATORCORE || interfaceId == _INTERFACE_ID_ROYALTIES_RARIBLE || interfaceId == _INTERFACE_ID_ROYALTIES_FOUNDATION || interfaceId == _INTERFACE_ID_ROYALTIES_EIP2981; } /** * @dev Only allows registered extensions to call the specified function */ modifier extensionRequired() { require(_extensions.contains(msg.sender), "Must be registered extension"); _; } /** * @dev Only allows non-blacklisted extensions */ modifier nonBlacklistRequired(address extension) { require(!_blacklistedExtensions.contains(extension), "Extension blacklisted"); _; } /** * @dev See {ICreatorCore-getExtensions}. */ function getExtensions() external view override returns (address[] memory extensions) { extensions = new address[](_extensions.length()); for (uint i = 0; i < _extensions.length(); i++) { extensions[i] = _extensions.at(i); } return extensions; } /** * @dev Register an extension */ function _registerExtension(address extension, string calldata baseURI, bool baseURIIdentical) internal { require(extension != address(this), "Creator: Invalid"); require(extension.isContract(), "Creator: Extension must be a contract"); if (!_extensions.contains(extension)) { _extensionBaseURI[extension] = baseURI; _extensionBaseURIIdentical[extension] = baseURIIdentical; emit ExtensionRegistered(extension, msg.sender); _extensions.add(extension); } } /** * @dev Unregister an extension */ function _unregisterExtension(address extension) internal { if (_extensions.contains(extension)) { emit ExtensionUnregistered(extension, msg.sender); _extensions.remove(extension); } } /** * @dev Blacklist an extension */ function _blacklistExtension(address extension) internal { require(extension != address(this), "Cannot blacklist yourself"); if (_extensions.contains(extension)) { emit ExtensionUnregistered(extension, msg.sender); _extensions.remove(extension); } if (!_blacklistedExtensions.contains(extension)) { emit ExtensionBlacklisted(extension, msg.sender); _blacklistedExtensions.add(extension); } } /** * @dev Set base token uri for an extension */ function _setBaseTokenURIExtension(string calldata uri, bool identical) internal { _extensionBaseURI[msg.sender] = uri; _extensionBaseURIIdentical[msg.sender] = identical; } /** * @dev Set token uri prefix for an extension */ function _setTokenURIPrefixExtension(string calldata prefix) internal { _extensionURIPrefix[msg.sender] = prefix; } /** * @dev Set token uri for a token of an extension */ function _setTokenURIExtension(uint256 tokenId, string calldata uri) internal { require(_tokensExtension[tokenId] == msg.sender, "Invalid token"); _tokenURIs[tokenId] = uri; } /** * @dev Set base token uri for tokens with no extension */ function _setBaseTokenURI(string memory uri) internal { _extensionBaseURI[address(this)] = uri; } /** * @dev Set token uri prefix for tokens with no extension */ function _setTokenURIPrefix(string calldata prefix) internal { _extensionURIPrefix[address(this)] = prefix; } /** * @dev Set token uri for a token with no extension */ function _setTokenURI(uint256 tokenId, string calldata uri) internal { require(_tokensExtension[tokenId] == address(this), "Invalid token"); _tokenURIs[tokenId] = uri; } /** * @dev Retrieve a token's URI */ function _tokenURI(uint256 tokenId) internal view returns (string memory) { address extension = _tokensExtension[tokenId]; require(!_blacklistedExtensions.contains(extension), "Extension blacklisted"); if (bytes(_tokenURIs[tokenId]).length != 0) { if (bytes(_extensionURIPrefix[extension]).length != 0) { return string(abi.encodePacked(_extensionURIPrefix[extension],_tokenURIs[tokenId])); } return _tokenURIs[tokenId]; } if (ERC165Checker.supportsInterface(extension, type(ICreatorExtensionTokenURI).interfaceId)) { return ICreatorExtensionTokenURI(extension).tokenURI(address(this), tokenId); } if (!_extensionBaseURIIdentical[extension]) { return string(abi.encodePacked(_extensionBaseURI[extension], tokenId.toString())); } else { return _extensionBaseURI[extension]; } } /** * Get token extension */ function _tokenExtension(uint256 tokenId) internal view returns (address extension) { extension = _tokensExtension[tokenId]; require(extension != address(this), "No extension for token"); require(!_blacklistedExtensions.contains(extension), "Extension blacklisted"); return extension; } /** * Helper to get royalties for a token */ function _getRoyalties(uint256 tokenId) view internal returns (address payable[] storage, uint256[] storage) { return (_getRoyaltyReceivers(tokenId), _getRoyaltyBPS(tokenId)); } /** * Helper to get royalty receivers for a token */ function _getRoyaltyReceivers(uint256 tokenId) view internal returns (address payable[] storage) { if (_tokenRoyaltyReceivers[tokenId].length > 0) { return _tokenRoyaltyReceivers[tokenId]; } else if (_extensionRoyaltyReceivers[_tokensExtension[tokenId]].length > 0) { return _extensionRoyaltyReceivers[_tokensExtension[tokenId]]; } return _extensionRoyaltyReceivers[address(this)]; } /** * Helper to get royalty basis points for a token */ function _getRoyaltyBPS(uint256 tokenId) view internal returns (uint256[] storage) { if (_tokenRoyaltyBPS[tokenId].length > 0) { return _tokenRoyaltyBPS[tokenId]; } else if (_extensionRoyaltyBPS[_tokensExtension[tokenId]].length > 0) { return _extensionRoyaltyBPS[_tokensExtension[tokenId]]; } return _extensionRoyaltyBPS[address(this)]; } function _getRoyaltyInfo(uint256 tokenId, uint256 value) view internal returns (address receiver, uint256 amount){ address payable[] storage receivers = _getRoyaltyReceivers(tokenId); require(receivers.length <= 1, "More than 1 royalty receiver"); if (receivers.length == 0) { return (address(this), 0); } return (receivers[0], _getRoyaltyBPS(tokenId)[0]*value/10000); } /** * Set royalties for a token */ function _setRoyalties(uint256 tokenId, address payable[] calldata receivers, uint256[] calldata basisPoints) internal { require(receivers.length == basisPoints.length, "Invalid input"); uint256 totalBasisPoints; for (uint i = 0; i < basisPoints.length; i++) { totalBasisPoints += basisPoints[i]; } require(totalBasisPoints < 10000, "Invalid total royalties"); _tokenRoyaltyReceivers[tokenId] = receivers; _tokenRoyaltyBPS[tokenId] = basisPoints; emit RoyaltiesUpdated(tokenId, receivers, basisPoints); } /** * Set royalties for all tokens of an extension */ function _setRoyaltiesExtension(address extension, address payable[] calldata receivers, uint256[] calldata basisPoints) internal { require(receivers.length == basisPoints.length, "Invalid input"); uint256 totalBasisPoints; for (uint i = 0; i < basisPoints.length; i++) { totalBasisPoints += basisPoints[i]; } require(totalBasisPoints < 10000, "Invalid total royalties"); _extensionRoyaltyReceivers[extension] = receivers; _extensionRoyaltyBPS[extension] = basisPoints; if (extension == address(this)) { emit DefaultRoyaltiesUpdated(receivers, basisPoints); } else { emit ExtensionRoyaltiesUpdated(extension, receivers, basisPoints); } } } // SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; /** * @dev Core creator interface */ interface ICreatorCore is IERC165 { event ExtensionRegistered(address indexed extension, address indexed sender); event ExtensionUnregistered(address indexed extension, address indexed sender); event ExtensionBlacklisted(address indexed extension, address indexed sender); event MintPermissionsUpdated(address indexed extension, address indexed permissions, address indexed sender); event RoyaltiesUpdated(uint256 indexed tokenId, address payable[] receivers, uint256[] basisPoints); event DefaultRoyaltiesUpdated(address payable[] receivers, uint256[] basisPoints); event ExtensionRoyaltiesUpdated(address indexed extension, address payable[] receivers, uint256[] basisPoints); event ExtensionApproveTransferUpdated(address indexed extension, bool enabled); /** * @dev gets address of all extensions */ function getExtensions() external view returns (address[] memory); /** * @dev add an extension. Can only be called by contract owner or admin. * extension address must point to a contract implementing ICreatorExtension. * Returns True if newly added, False if already added. */ function registerExtension(address extension, string calldata baseURI) external; /** * @dev add an extension. Can only be called by contract owner or admin. * extension address must point to a contract implementing ICreatorExtension. * Returns True if newly added, False if already added. */ function registerExtension(address extension, string calldata baseURI, bool baseURIIdentical) external; /** * @dev add an extension. Can only be called by contract owner or admin. * Returns True if removed, False if already removed. */ function unregisterExtension(address extension) external; /** * @dev blacklist an extension. Can only be called by contract owner or admin. * This function will destroy all ability to reference the metadata of any tokens created * by the specified extension. It will also unregister the extension if needed. * Returns True if removed, False if already removed. */ function blacklistExtension(address extension) external; /** * @dev set the baseTokenURI of an extension. Can only be called by extension. */ function setBaseTokenURIExtension(string calldata uri) external; /** * @dev set the baseTokenURI of an extension. Can only be called by extension. * For tokens with no uri configured, tokenURI will return "uri+tokenId" */ function setBaseTokenURIExtension(string calldata uri, bool identical) external; /** * @dev set the common prefix of an extension. Can only be called by extension. * If configured, and a token has a uri set, tokenURI will return "prefixURI+tokenURI" * Useful if you want to use ipfs/arweave */ function setTokenURIPrefixExtension(string calldata prefix) external; /** * @dev set the tokenURI of a token extension. Can only be called by extension that minted token. */ function setTokenURIExtension(uint256 tokenId, string calldata uri) external; /** * @dev set the tokenURI of a token extension for multiple tokens. Can only be called by extension that minted token. */ function setTokenURIExtension(uint256[] memory tokenId, string[] calldata uri) external; /** * @dev set the baseTokenURI for tokens with no extension. Can only be called by owner/admin. * For tokens with no uri configured, tokenURI will return "uri+tokenId" */ function setBaseTokenURI(string calldata uri) external; /** * @dev set the common prefix for tokens with no extension. Can only be called by owner/admin. * If configured, and a token has a uri set, tokenURI will return "prefixURI+tokenURI" * Useful if you want to use ipfs/arweave */ function setTokenURIPrefix(string calldata prefix) external; /** * @dev set the tokenURI of a token with no extension. Can only be called by owner/admin. */ function setTokenURI(uint256 tokenId, string calldata uri) external; /** * @dev set the tokenURI of multiple tokens with no extension. Can only be called by owner/admin. */ function setTokenURI(uint256[] memory tokenIds, string[] calldata uris) external; /** * @dev set a permissions contract for an extension. Used to control minting. */ function setMintPermissions(address extension, address permissions) external; /** * @dev Configure so transfers of tokens created by the caller (must be extension) gets approval * from the extension before transferring */ function setApproveTransferExtension(bool enabled) external; /** * @dev get the extension of a given token */ function tokenExtension(uint256 tokenId) external view returns (address); /** * @dev Set default royalties */ function setRoyalties(address payable[] calldata receivers, uint256[] calldata basisPoints) external; /** * @dev Set royalties of a token */ function setRoyalties(uint256 tokenId, address payable[] calldata receivers, uint256[] calldata basisPoints) external; /** * @dev Set royalties of an extension */ function setRoyaltiesExtension(address extension, address payable[] calldata receivers, uint256[] calldata basisPoints) external; /** * @dev Get royalites of a token. Returns list of receivers and basisPoints */ function getRoyalties(uint256 tokenId) external view returns (address payable[] memory, uint256[] memory); // Royalty support for various other standards function getFeeRecipients(uint256 tokenId) external view returns (address payable[] memory); function getFeeBps(uint256 tokenId) external view returns (uint[] memory); function getFees(uint256 tokenId) external view returns (address payable[] memory, uint256[] memory); function royaltyInfo(uint256 tokenId, uint256 value) external view returns (address, uint256); } // SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library AddressUpgradeable { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [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 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 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 /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } } // SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/structs/EnumerableSet.sol) pragma solidity ^0.8.0; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * * ``` * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`) * and `uint256` (`UintSet`) are supported. * * [WARNING] * ==== * Trying to delete such a structure from storage will likely result in data corruption, rendering the structure unusable. * See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info. * * In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an array of EnumerableSet. * ==== */ library EnumerableSet { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position of the value in the `values` array, plus 1 because index 0 // means a value is not in the set. mapping(bytes32 => uint256) _indexes; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._indexes[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We read and store the value's index to prevent multiple reads from the same storage slot uint256 valueIndex = set._indexes[value]; if (valueIndex != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 toDeleteIndex = valueIndex - 1; uint256 lastIndex = set._values.length - 1; if (lastIndex != toDeleteIndex) { bytes32 lastValue = set._values[lastIndex]; // Move the last value to the index where the value to delete is set._values[toDeleteIndex] = lastValue; // Update the index for the moved value set._indexes[lastValue] = valueIndex; // Replace lastValue's index to valueIndex } // Delete the slot where the moved value was stored set._values.pop(); // Delete the index for the deleted slot delete set._indexes[value]; return true; } else { return false; } } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._indexes[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { return _values(set._inner); } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values on the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } } // SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.2) (utils/introspection/ERC165Checker.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Library used to query support of an interface declared via {IERC165}. * * Note that these functions return the actual result of the query: they do not * `revert` if an interface is not supported. It is up to the caller to decide * what to do in these cases. */ library ERC165Checker { // As per the EIP-165 spec, no interface should ever match 0xffffffff bytes4 private constant _INTERFACE_ID_INVALID = 0xffffffff; /** * @dev Returns true if `account` supports the {IERC165} interface, */ function supportsERC165(address account) internal view returns (bool) { // Any contract that implements ERC165 must explicitly indicate support of // InterfaceId_ERC165 and explicitly indicate non-support of InterfaceId_Invalid return _supportsERC165Interface(account, type(IERC165).interfaceId) && !_supportsERC165Interface(account, _INTERFACE_ID_INVALID); } /** * @dev Returns true if `account` supports the interface defined by * `interfaceId`. Support for {IERC165} itself is queried automatically. * * See {IERC165-supportsInterface}. */ function supportsInterface(address account, bytes4 interfaceId) internal view returns (bool) { // query support of both ERC165 as per the spec and support of _interfaceId return supportsERC165(account) && _supportsERC165Interface(account, interfaceId); } /** * @dev Returns a boolean array where each value corresponds to the * interfaces passed in and whether they're supported or not. This allows * you to batch check interfaces for a contract where your expectation * is that some interfaces may not be supported. * * See {IERC165-supportsInterface}. * * _Available since v3.4._ */ function getSupportedInterfaces(address account, bytes4[] memory interfaceIds) internal view returns (bool[] memory) { // an array of booleans corresponding to interfaceIds and whether they're supported or not bool[] memory interfaceIdsSupported = new bool[](interfaceIds.length); // query support of ERC165 itself if (supportsERC165(account)) { // query support of each interface in interfaceIds for (uint256 i = 0; i < interfaceIds.length; i++) { interfaceIdsSupported[i] = _supportsERC165Interface(account, interfaceIds[i]); } } return interfaceIdsSupported; } /** * @dev Returns true if `account` supports all the interfaces defined in * `interfaceIds`. Support for {IERC165} itself is queried automatically. * * Batch-querying can lead to gas savings by skipping repeated checks for * {IERC165} support. * * See {IERC165-supportsInterface}. */ function supportsAllInterfaces(address account, bytes4[] memory interfaceIds) internal view returns (bool) { // query support of ERC165 itself if (!supportsERC165(account)) { return false; } // query support of each interface in _interfaceIds for (uint256 i = 0; i < interfaceIds.length; i++) { if (!_supportsERC165Interface(account, interfaceIds[i])) { return false; } } // all interfaces supported return true; } /** * @notice Query if a contract implements an interface, does not check ERC165 support * @param account The address of the contract to query for support of an interface * @param interfaceId The interface identifier, as specified in ERC-165 * @return true if the contract at account indicates support of the interface with * identifier interfaceId, false otherwise * @dev Assumes that account contains a contract that supports ERC165, otherwise * the behavior of this method is undefined. This precondition can be checked * with {supportsERC165}. * Interface identification is specified in ERC-165. */ function _supportsERC165Interface(address account, bytes4 interfaceId) private view returns (bool) { // prepare call bytes memory encodedParams = abi.encodeWithSelector(IERC165.supportsInterface.selector, interfaceId); // perform static call bool success; uint256 returnSize; uint256 returnValue; assembly { success := staticcall(30000, account, add(encodedParams, 0x20), mload(encodedParams), 0x00, 0x20) returnSize := returndatasize() returnValue := mload(0x00) } return success && returnSize >= 0x20 && returnValue > 0; } } // SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }