编译器
0.8.16+commit.07a7930e
文件 1 的 36：Address.sol
pragma solidity ^0.8.1;
library Address {
function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}
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");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
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");
}
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);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
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);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
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);
}
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
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 {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
文件 2 的 36：Context.sol
pragma solidity ^0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
function _contextSuffixLength() internal view virtual returns (uint256) {
return 0;
}
}
文件 3 的 36：CreatorTokenBase.sol
pragma solidity ^0.8.4;
import "@limitbreak/creator-token-standards/src/access/OwnablePermissions.sol";
import "@limitbreak/creator-token-standards/src/interfaces/ICreatorToken.sol";
import "@limitbreak/creator-token-standards/src/interfaces/ICreatorTokenTransferValidator.sol";
import "@limitbreak/creator-token-standards/src/utils/TransferValidation.sol";
import "@openzeppelin/contracts/interfaces/IERC165.sol";
abstract contract CreatorTokenBase is
OwnablePermissions,
TransferValidation,
ICreatorToken
{
error CreatorTokenBase__InvalidTransferValidatorContract();
error CreatorTokenBase__SetTransferValidatorFirst();
address public constant DEFAULT_TRANSFER_VALIDATOR =
address(0x721C00182a990771244d7A71B9FA2ea789A3b433);
TransferSecurityLevels public constant DEFAULT_TRANSFER_SECURITY_LEVEL =
TransferSecurityLevels.Two;
uint120 public constant DEFAULT_OPERATOR_WHITELIST_ID = uint120(1);
ICreatorTokenTransferValidator private transferValidator;
function setToDefaultSecurityPolicy() public virtual {
_requireCallerIsContractOwner();
setTransferValidator(DEFAULT_TRANSFER_VALIDATOR);
ICreatorTokenTransferValidator(DEFAULT_TRANSFER_VALIDATOR)
.setTransferSecurityLevelOfCollection(
address(this),
DEFAULT_TRANSFER_SECURITY_LEVEL
);
ICreatorTokenTransferValidator(DEFAULT_TRANSFER_VALIDATOR)
.setOperatorWhitelistOfCollection(
address(this),
DEFAULT_OPERATOR_WHITELIST_ID
);
}
function setToCustomValidatorAndSecurityPolicy(
address validator,
TransferSecurityLevels level,
uint120 operatorWhitelistId,
uint120 permittedContractReceiversAllowlistId
) public {
_requireCallerIsContractOwner();
setTransferValidator(validator);
ICreatorTokenTransferValidator(validator)
.setTransferSecurityLevelOfCollection(address(this), level);
ICreatorTokenTransferValidator(validator)
.setOperatorWhitelistOfCollection(
address(this),
operatorWhitelistId
);
ICreatorTokenTransferValidator(validator)
.setPermittedContractReceiverAllowlistOfCollection(
address(this),
permittedContractReceiversAllowlistId
);
}
function setToCustomSecurityPolicy(
TransferSecurityLevels level,
uint120 operatorWhitelistId,
uint120 permittedContractReceiversAllowlistId
) public {
_requireCallerIsContractOwner();
ICreatorTokenTransferValidator validator = getTransferValidator();
if (address(validator) == address(0)) {
revert CreatorTokenBase__SetTransferValidatorFirst();
}
validator.setTransferSecurityLevelOfCollection(address(this), level);
validator.setOperatorWhitelistOfCollection(
address(this),
operatorWhitelistId
);
validator.setPermittedContractReceiverAllowlistOfCollection(
address(this),
permittedContractReceiversAllowlistId
);
}
function setTransferValidator(address transferValidator_) public {
_requireCallerIsContractOwner();
bool isValidTransferValidator = false;
if (transferValidator_.code.length > 0) {
try
IERC165(transferValidator_).supportsInterface(
type(ICreatorTokenTransferValidator).interfaceId
)
returns (bool supportsInterface) {
isValidTransferValidator = supportsInterface;
} catch {}
}
if (transferValidator_ != address(0) && !isValidTransferValidator) {
revert CreatorTokenBase__InvalidTransferValidatorContract();
}
emit TransferValidatorUpdated(
address(transferValidator),
transferValidator_
);
transferValidator = ICreatorTokenTransferValidator(transferValidator_);
}
function getTransferValidator()
public
view
override
returns (ICreatorTokenTransferValidator)
{
return transferValidator;
}
function getSecurityPolicy()
public
view
override
returns (CollectionSecurityPolicy memory)
{
if (address(transferValidator) != address(0)) {
return transferValidator.getCollectionSecurityPolicy(address(this));
}
return
CollectionSecurityPolicy({
transferSecurityLevel: TransferSecurityLevels.Recommended,
operatorWhitelistId: 0,
permittedContractReceiversId: 0
});
}
function getWhitelistedOperators()
public
view
override
returns (address[] memory)
{
if (address(transferValidator) != address(0)) {
return
transferValidator.getWhitelistedOperators(
transferValidator
.getCollectionSecurityPolicy(address(this))
.operatorWhitelistId
);
}
return new address[](0);
}
function getPermittedContractReceivers()
public
view
override
returns (address[] memory)
{
if (address(transferValidator) != address(0)) {
return
transferValidator.getPermittedContractReceivers(
transferValidator
.getCollectionSecurityPolicy(address(this))
.permittedContractReceiversId
);
}
return new address[](0);
}
function isOperatorWhitelisted(
address operator
) public view override returns (bool) {
if (address(transferValidator) != address(0)) {
return
transferValidator.isOperatorWhitelisted(
transferValidator
.getCollectionSecurityPolicy(address(this))
.operatorWhitelistId,
operator
);
}
return false;
}
function isContractReceiverPermitted(
address receiver
) public view override returns (bool) {
if (address(transferValidator) != address(0)) {
return
transferValidator.isContractReceiverPermitted(
transferValidator
.getCollectionSecurityPolicy(address(this))
.permittedContractReceiversId,
receiver
);
}
return false;
}
function isTransferAllowed(
address caller,
address from,
address to
) public view override returns (bool) {
if (address(transferValidator) != address(0)) {
try
transferValidator.applyCollectionTransferPolicy(
caller,
from,
to
)
{
return true;
} catch {
return false;
}
}
return true;
}
function _preValidateTransfer(
address caller,
address from,
address to,
uint256 ,
uint256
) internal virtual override {
if (address(transferValidator) != address(0)) {
transferValidator.applyCollectionTransferPolicy(caller, from, to);
}
}
}
文件 4 的 36：ECDSA.sol
pragma solidity ^0.8.0;
import "../Strings.sol";
library ECDSA {
enum RecoverError {
NoError,
InvalidSignature,
InvalidSignatureLength,
InvalidSignatureS,
InvalidSignatureV
}
function _throwError(RecoverError error) private pure {
if (error == RecoverError.NoError) {
return;
} else if (error == RecoverError.InvalidSignature) {
revert("ECDSA: invalid signature");
} else if (error == RecoverError.InvalidSignatureLength) {
revert("ECDSA: invalid signature length");
} else if (error == RecoverError.InvalidSignatureS) {
revert("ECDSA: invalid signature 's' value");
}
}
function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
if (signature.length == 65) {
bytes32 r;
bytes32 s;
uint8 v;
assembly {
r := mload(add(signature, 0x20))
s := mload(add(signature, 0x40))
v := byte(0, mload(add(signature, 0x60)))
}
return tryRecover(hash, v, r, s);
} else {
return (address(0), RecoverError.InvalidSignatureLength);
}
}
function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, signature);
_throwError(error);
return recovered;
}
function tryRecover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address, RecoverError) {
bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);
uint8 v = uint8((uint256(vs) >> 255) + 27);
return tryRecover(hash, v, r, s);
}
function recover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, r, vs);
_throwError(error);
return recovered;
}
function tryRecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal pure returns (address, RecoverError) {
if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
return (address(0), RecoverError.InvalidSignatureS);
}
address signer = ecrecover(hash, v, r, s);
if (signer == address(0)) {
return (address(0), RecoverError.InvalidSignature);
}
return (signer, RecoverError.NoError);
}
function recover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, v, r, s);
_throwError(error);
return recovered;
}
function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32 message) {
assembly {
mstore(0x00, "\x19Ethereum Signed Message:\n32")
mstore(0x1c, hash)
message := keccak256(0x00, 0x3c)
}
}
function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s));
}
function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32 data) {
assembly {
let ptr := mload(0x40)
mstore(ptr, "\x19\x01")
mstore(add(ptr, 0x02), domainSeparator)
mstore(add(ptr, 0x22), structHash)
data := keccak256(ptr, 0x42)
}
}
function toDataWithIntendedValidatorHash(address validator, bytes memory data) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19\x00", validator, data));
}
}
文件 5 的 36：ERC165.sol
pragma solidity ^0.8.0;
import "./IERC165.sol";
abstract contract ERC165 is IERC165 {
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
文件 6 的 36：ERC2981.sol
pragma solidity ^0.8.0;
import "../../interfaces/IERC2981.sol";
import "../../utils/introspection/ERC165.sol";
abstract contract ERC2981 is IERC2981, ERC165 {
struct RoyaltyInfo {
address receiver;
uint96 royaltyFraction;
}
RoyaltyInfo private _defaultRoyaltyInfo;
mapping(uint256 => RoyaltyInfo) private _tokenRoyaltyInfo;
function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC165) returns (bool) {
return interfaceId == type(IERC2981).interfaceId || super.supportsInterface(interfaceId);
}
function royaltyInfo(uint256 tokenId, uint256 salePrice) public view virtual override returns (address, uint256) {
RoyaltyInfo memory royalty = _tokenRoyaltyInfo[tokenId];
if (royalty.receiver == address(0)) {
royalty = _defaultRoyaltyInfo;
}
uint256 royaltyAmount = (salePrice * royalty.royaltyFraction) / _feeDenominator();
return (royalty.receiver, royaltyAmount);
}
function _feeDenominator() internal pure virtual returns (uint96) {
return 10000;
}
function _setDefaultRoyalty(address receiver, uint96 feeNumerator) internal virtual {
require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
require(receiver != address(0), "ERC2981: invalid receiver");
_defaultRoyaltyInfo = RoyaltyInfo(receiver, feeNumerator);
}
function _deleteDefaultRoyalty() internal virtual {
delete _defaultRoyaltyInfo;
}
function _setTokenRoyalty(uint256 tokenId, address receiver, uint96 feeNumerator) internal virtual {
require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
require(receiver != address(0), "ERC2981: Invalid parameters");
_tokenRoyaltyInfo[tokenId] = RoyaltyInfo(receiver, feeNumerator);
}
function _resetTokenRoyalty(uint256 tokenId) internal virtual {
delete _tokenRoyaltyInfo[tokenId];
}
}
文件 7 的 36：ERC721A.sol
pragma solidity ^0.8.4;
import './IERC721A.sol';
interface ERC721A__IERC721Receiver {
function onERC721Received(
address operator,
address from,
uint256 tokenId,
bytes calldata data
) external returns (bytes4);
}
contract ERC721A is IERC721A {
struct TokenApprovalRef {
address value;
}
uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1;
uint256 private constant _BITPOS_NUMBER_MINTED = 64;
uint256 private constant _BITPOS_NUMBER_BURNED = 128;
uint256 private constant _BITPOS_AUX = 192;
uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1;
uint256 private constant _BITPOS_START_TIMESTAMP = 160;
uint256 private constant _BITMASK_BURNED = 1 << 224;
uint256 private constant _BITPOS_NEXT_INITIALIZED = 225;
uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225;
uint256 private constant _BITPOS_EXTRA_DATA = 232;
uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1;
uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1;
uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000;
bytes32 private constant _TRANSFER_EVENT_SIGNATURE =
0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef;
uint256 private _currentIndex;
uint256 private _burnCounter;
string private _name;
string private _symbol;
mapping(uint256 => uint256) private _packedOwnerships;
mapping(address => uint256) private _packedAddressData;
mapping(uint256 => TokenApprovalRef) private _tokenApprovals;
mapping(address => mapping(address => bool)) private _operatorApprovals;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
_currentIndex = _startTokenId();
}
function _startTokenId() internal view virtual returns (uint256) {
return 0;
}
function _nextTokenId() internal view virtual returns (uint256) {
return _currentIndex;
}
function totalSupply() public view virtual override returns (uint256) {
unchecked {
return _currentIndex - _burnCounter - _startTokenId();
}
}
function _totalMinted() internal view virtual returns (uint256) {
unchecked {
return _currentIndex - _startTokenId();
}
}
function _totalBurned() internal view virtual returns (uint256) {
return _burnCounter;
}
function balanceOf(address owner) public view virtual override returns (uint256) {
if (owner == address(0)) revert BalanceQueryForZeroAddress();
return _packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY;
}
function _numberMinted(address owner) internal view returns (uint256) {
return (_packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY;
}
function _numberBurned(address owner) internal view returns (uint256) {
return (_packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY;
}
function _getAux(address owner) internal view returns (uint64) {
return uint64(_packedAddressData[owner] >> _BITPOS_AUX);
}
function _setAux(address owner, uint64 aux) internal virtual {
uint256 packed = _packedAddressData[owner];
uint256 auxCasted;
assembly {
auxCasted := aux
}
packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX);
_packedAddressData[owner] = packed;
}
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return
interfaceId == 0x01ffc9a7 ||
interfaceId == 0x80ac58cd ||
interfaceId == 0x5b5e139f;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
if (!_exists(tokenId)) revert URIQueryForNonexistentToken();
string memory baseURI = _baseURI();
return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : '';
}
function _baseURI() internal view virtual returns (string memory) {
return '';
}
function ownerOf(uint256 tokenId) public view virtual override returns (address) {
return address(uint160(_packedOwnershipOf(tokenId)));
}
function _ownershipOf(uint256 tokenId) internal view virtual returns (TokenOwnership memory) {
return _unpackedOwnership(_packedOwnershipOf(tokenId));
}
function _ownershipAt(uint256 index) internal view virtual returns (TokenOwnership memory) {
return _unpackedOwnership(_packedOwnerships[index]);
}
function _initializeOwnershipAt(uint256 index) internal virtual {
if (_packedOwnerships[index] == 0) {
_packedOwnerships[index] = _packedOwnershipOf(index);
}
}
function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) {
uint256 curr = tokenId;
unchecked {
if (_startTokenId() <= curr)
if (curr < _currentIndex) {
uint256 packed = _packedOwnerships[curr];
if (packed & _BITMASK_BURNED == 0) {
while (packed == 0) {
packed = _packedOwnerships[--curr];
}
return packed;
}
}
}
revert OwnerQueryForNonexistentToken();
}
function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) {
ownership.addr = address(uint160(packed));
ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP);
ownership.burned = packed & _BITMASK_BURNED != 0;
ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA);
}
function _packOwnershipData(address owner, uint256 flags) private view returns (uint256 result) {
assembly {
owner := and(owner, _BITMASK_ADDRESS)
result := or(owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags))
}
}
function _nextInitializedFlag(uint256 quantity) private pure returns (uint256 result) {
assembly {
result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1))
}
}
function approve(address to, uint256 tokenId) public payable virtual override {
address owner = ownerOf(tokenId);
if (_msgSenderERC721A() != owner)
if (!isApprovedForAll(owner, _msgSenderERC721A())) {
revert ApprovalCallerNotOwnerNorApproved();
}
_tokenApprovals[tokenId].value = to;
emit Approval(owner, to, tokenId);
}
function getApproved(uint256 tokenId) public view virtual override returns (address) {
if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();
return _tokenApprovals[tokenId].value;
}
function setApprovalForAll(address operator, bool approved) public virtual override {
_operatorApprovals[_msgSenderERC721A()][operator] = approved;
emit ApprovalForAll(_msgSenderERC721A(), operator, approved);
}
function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
return _operatorApprovals[owner][operator];
}
function _exists(uint256 tokenId) internal view virtual returns (bool) {
return
_startTokenId() <= tokenId &&
tokenId < _currentIndex &&
_packedOwnerships[tokenId] & _BITMASK_BURNED == 0;
}
function _isSenderApprovedOrOwner(
address approvedAddress,
address owner,
address msgSender
) private pure returns (bool result) {
assembly {
owner := and(owner, _BITMASK_ADDRESS)
msgSender := and(msgSender, _BITMASK_ADDRESS)
result := or(eq(msgSender, owner), eq(msgSender, approvedAddress))
}
}
function _getApprovedSlotAndAddress(uint256 tokenId)
private
view
returns (uint256 approvedAddressSlot, address approvedAddress)
{
TokenApprovalRef storage tokenApproval = _tokenApprovals[tokenId];
assembly {
approvedAddressSlot := tokenApproval.slot
approvedAddress := sload(approvedAddressSlot)
}
}
function transferFrom(
address from,
address to,
uint256 tokenId
) public payable virtual override {
uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);
if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner();
(uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId);
if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A()))
if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved();
if (to == address(0)) revert TransferToZeroAddress();
_beforeTokenTransfers(from, to, tokenId, 1);
assembly {
if approvedAddress {
sstore(approvedAddressSlot, 0)
}
}
unchecked {
--_packedAddressData[from];
++_packedAddressData[to];
_packedOwnerships[tokenId] = _packOwnershipData(
to,
_BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked)
);
if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) {
uint256 nextTokenId = tokenId + 1;
if (_packedOwnerships[nextTokenId] == 0) {
if (nextTokenId != _currentIndex) {
_packedOwnerships[nextTokenId] = prevOwnershipPacked;
}
}
}
}
emit Transfer(from, to, tokenId);
_afterTokenTransfers(from, to, tokenId, 1);
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) public payable virtual override {
safeTransferFrom(from, to, tokenId, '');
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes memory _data
) public payable virtual override {
transferFrom(from, to, tokenId);
if (to.code.length != 0)
if (!_checkContractOnERC721Received(from, to, tokenId, _data)) {
revert TransferToNonERC721ReceiverImplementer();
}
}
function _beforeTokenTransfers(
address from,
address to,
uint256 startTokenId,
uint256 quantity
) internal virtual {}
function _afterTokenTransfers(
address from,
address to,
uint256 startTokenId,
uint256 quantity
) internal virtual {}
function _checkContractOnERC721Received(
address from,
address to,
uint256 tokenId,
bytes memory _data
) private returns (bool) {
try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns (
bytes4 retval
) {
return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector;
} catch (bytes memory reason) {
if (reason.length == 0) {
revert TransferToNonERC721ReceiverImplementer();
} else {
assembly {
revert(add(32, reason), mload(reason))
}
}
}
}
function _mint(address to, uint256 quantity) internal virtual {
uint256 startTokenId = _currentIndex;
if (quantity == 0) revert MintZeroQuantity();
_beforeTokenTransfers(address(0), to, startTokenId, quantity);
unchecked {
_packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1);
_packedOwnerships[startTokenId] = _packOwnershipData(
to,
_nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0)
);
uint256 toMasked;
uint256 end = startTokenId + quantity;
assembly {
toMasked := and(to, _BITMASK_ADDRESS)
log4(
0,
0,
_TRANSFER_EVENT_SIGNATURE,
0,
toMasked,
startTokenId
)
for {
let tokenId := add(startTokenId, 1)
} iszero(eq(tokenId, end)) {
tokenId := add(tokenId, 1)
} {
log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId)
}
}
if (toMasked == 0) revert MintToZeroAddress();
_currentIndex = end;
}
_afterTokenTransfers(address(0), to, startTokenId, quantity);
}
function _mintERC2309(address to, uint256 quantity) internal virtual {
uint256 startTokenId = _currentIndex;
if (to == address(0)) revert MintToZeroAddress();
if (quantity == 0) revert MintZeroQuantity();
if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit();
_beforeTokenTransfers(address(0), to, startTokenId, quantity);
unchecked {
_packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1);
_packedOwnerships[startTokenId] = _packOwnershipData(
to,
_nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0)
);
emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to);
_currentIndex = startTokenId + quantity;
}
_afterTokenTransfers(address(0), to, startTokenId, quantity);
}
function _safeMint(
address to,
uint256 quantity,
bytes memory _data
) internal virtual {
_mint(to, quantity);
unchecked {
if (to.code.length != 0) {
uint256 end = _currentIndex;
uint256 index = end - quantity;
do {
if (!_checkContractOnERC721Received(address(0), to, index++, _data)) {
revert TransferToNonERC721ReceiverImplementer();
}
} while (index < end);
if (_currentIndex != end) revert();
}
}
}
function _safeMint(address to, uint256 quantity) internal virtual {
_safeMint(to, quantity, '');
}
function _burn(uint256 tokenId) internal virtual {
_burn(tokenId, false);
}
function _burn(uint256 tokenId, bool approvalCheck) internal virtual {
uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);
address from = address(uint160(prevOwnershipPacked));
(uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId);
if (approvalCheck) {
if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A()))
if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved();
}
_beforeTokenTransfers(from, address(0), tokenId, 1);
assembly {
if approvedAddress {
sstore(approvedAddressSlot, 0)
}
}
unchecked {
_packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1;
_packedOwnerships[tokenId] = _packOwnershipData(
from,
(_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked)
);
if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) {
uint256 nextTokenId = tokenId + 1;
if (_packedOwnerships[nextTokenId] == 0) {
if (nextTokenId != _currentIndex) {
_packedOwnerships[nextTokenId] = prevOwnershipPacked;
}
}
}
}
emit Transfer(from, address(0), tokenId);
_afterTokenTransfers(from, address(0), tokenId, 1);
unchecked {
_burnCounter++;
}
}
function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual {
uint256 packed = _packedOwnerships[index];
if (packed == 0) revert OwnershipNotInitializedForExtraData();
uint256 extraDataCasted;
assembly {
extraDataCasted := extraData
}
packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA);
_packedOwnerships[index] = packed;
}
function _extraData(
address from,
address to,
uint24 previousExtraData
) internal view virtual returns (uint24) {}
function _nextExtraData(
address from,
address to,
uint256 prevOwnershipPacked
) private view returns (uint256) {
uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA);
return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA;
}
function _msgSenderERC721A() internal view virtual returns (address) {
return msg.sender;
}
function _toString(uint256 value) internal pure virtual returns (string memory str) {
assembly {
let m := add(mload(0x40), 0xa0)
mstore(0x40, m)
str := sub(m, 0x20)
mstore(str, 0)
let end := str
for { let temp := value } 1 {} {
str := sub(str, 1)
mstore8(str, add(48, mod(temp, 10)))
temp := div(temp, 10)
if iszero(temp) { break }
}
let length := sub(end, str)
str := sub(str, 0x20)
mstore(str, length)
}
}
}
文件 8 的 36：ERC721ACQueryable.sol
pragma solidity ^0.8.4;
import "./CreatorTokenBase.sol";
import "erc721a/contracts/extensions/ERC721AQueryable.sol";
abstract contract ERC721ACQueryable is ERC721AQueryable, CreatorTokenBase {
constructor(
string memory name_,
string memory symbol_
) CreatorTokenBase() ERC721A(name_, symbol_) {}
function supportsInterface(
bytes4 interfaceId
) public view virtual override(ERC721A, IERC721A) returns (bool) {
return
interfaceId == type(ICreatorToken).interfaceId ||
ERC721A.supportsInterface(interfaceId);
}
function _beforeTokenTransfers(
address from,
address to,
uint256 startTokenId,
uint256 quantity
) internal virtual override {
for (uint256 i = 0; i < quantity; ) {
_validateBeforeTransfer(from, to, startTokenId + i);
unchecked {
++i;
}
}
}
function _afterTokenTransfers(
address from,
address to,
uint256 startTokenId,
uint256 quantity
) internal virtual override {
for (uint256 i = 0; i < quantity; ) {
_validateAfterTransfer(from, to, startTokenId + i);
unchecked {
++i;
}
}
}
function _msgSenderERC721A()
internal
view
virtual
override
returns (address)
{
return _msgSender();
}
}
文件 9 的 36：ERC721AQueryable.sol
pragma solidity ^0.8.4;
import './IERC721AQueryable.sol';
import '../ERC721A.sol';
abstract contract ERC721AQueryable is ERC721A, IERC721AQueryable {
function explicitOwnershipOf(uint256 tokenId) public view virtual override returns (TokenOwnership memory) {
TokenOwnership memory ownership;
if (tokenId < _startTokenId() || tokenId >= _nextTokenId()) {
return ownership;
}
ownership = _ownershipAt(tokenId);
if (ownership.burned) {
return ownership;
}
return _ownershipOf(tokenId);
}
function explicitOwnershipsOf(uint256[] calldata tokenIds)
external
view
virtual
override
returns (TokenOwnership[] memory)
{
unchecked {
uint256 tokenIdsLength = tokenIds.length;
TokenOwnership[] memory ownerships = new TokenOwnership[](tokenIdsLength);
for (uint256 i; i != tokenIdsLength; ++i) {
ownerships[i] = explicitOwnershipOf(tokenIds[i]);
}
return ownerships;
}
}
function tokensOfOwnerIn(
address owner,
uint256 start,
uint256 stop
) external view virtual override returns (uint256[] memory) {
unchecked {
if (start >= stop) revert InvalidQueryRange();
uint256 tokenIdsIdx;
uint256 stopLimit = _nextTokenId();
if (start < _startTokenId()) {
start = _startTokenId();
}
if (stop > stopLimit) {
stop = stopLimit;
}
uint256 tokenIdsMaxLength = balanceOf(owner);
if (start < stop) {
uint256 rangeLength = stop - start;
if (rangeLength < tokenIdsMaxLength) {
tokenIdsMaxLength = rangeLength;
}
} else {
tokenIdsMaxLength = 0;
}
uint256[] memory tokenIds = new uint256[](tokenIdsMaxLength);
if (tokenIdsMaxLength == 0) {
return tokenIds;
}
TokenOwnership memory ownership = explicitOwnershipOf(start);
address currOwnershipAddr;
if (!ownership.burned) {
currOwnershipAddr = ownership.addr;
}
for (uint256 i = start; i != stop && tokenIdsIdx != tokenIdsMaxLength; ++i) {
ownership = _ownershipAt(i);
if (ownership.burned) {
continue;
}
if (ownership.addr != address(0)) {
currOwnershipAddr = ownership.addr;
}
if (currOwnershipAddr == owner) {
tokenIds[tokenIdsIdx++] = i;
}
}
assembly {
mstore(tokenIds, tokenIdsIdx)
}
return tokenIds;
}
}
function tokensOfOwner(address owner) external view virtual override returns (uint256[] memory) {
unchecked {
uint256 tokenIdsIdx;
address currOwnershipAddr;
uint256 tokenIdsLength = balanceOf(owner);
uint256[] memory tokenIds = new uint256[](tokenIdsLength);
TokenOwnership memory ownership;
for (uint256 i = _startTokenId(); tokenIdsIdx != tokenIdsLength; ++i) {
ownership = _ownershipAt(i);
if (ownership.burned) {
continue;
}
if (ownership.addr != address(0)) {
currOwnershipAddr = ownership.addr;
}
if (currOwnershipAddr == owner) {
tokenIds[tokenIdsIdx++] = i;
}
}
return tokenIds;
}
}
}
文件 10 的 36：ERC721CM.sol
pragma solidity ^0.8.4;
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/token/common/ERC2981.sol";
import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";
import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol";
import "@openzeppelin/contracts/utils/cryptography/SignatureChecker.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "contracts/creator-token-standards/ERC721ACQueryable.sol";
import "./IERC721M.sol";
contract ERC721CM is IERC721M, ERC721ACQueryable, Ownable, ReentrancyGuard {
using ECDSA for bytes32;
using SafeERC20 for IERC20;
bool private _mintable;
uint64 private _timestampExpirySeconds;
address private _cosigner;
address private _crossmintAddress;
uint256 internal _maxMintableSupply;
uint256 private _globalWalletLimit;
string private _currentBaseURI;
string private _tokenURISuffix;
string private _contractURI;
MintStageInfo[] private _mintStages;
mapping(uint256 => mapping(address => uint32))
private _stageMintedCountsPerWallet;
mapping(uint256 => uint256) private _stageMintedCounts;
address private _mintCurrency;
constructor(
string memory collectionName,
string memory collectionSymbol,
string memory tokenURISuffix,
uint256 maxMintableSupply,
uint256 globalWalletLimit,
address cosigner,
uint64 timestampExpirySeconds,
address mintCurrency
) ERC721ACQueryable(collectionName, collectionSymbol) {
if (globalWalletLimit > maxMintableSupply)
revert GlobalWalletLimitOverflow();
_mintable = true;
_maxMintableSupply = maxMintableSupply;
_globalWalletLimit = globalWalletLimit;
_tokenURISuffix = tokenURISuffix;
_cosigner = cosigner;
_timestampExpirySeconds = timestampExpirySeconds;
_mintCurrency = mintCurrency;
}
modifier canMint() {
if (!_mintable) revert NotMintable();
_;
}
modifier hasSupply(uint256 qty) {
if (totalSupply() + qty > _maxMintableSupply) revert NoSupplyLeft();
_;
}
function getCosignNonce(address minter) public view returns (uint256) {
return _numberMinted(minter);
}
function setCosigner(address cosigner) external onlyOwner {
_cosigner = cosigner;
emit SetCosigner(cosigner);
}
function setTimestampExpirySeconds(uint64 expiry) external onlyOwner {
_timestampExpirySeconds = expiry;
emit SetTimestampExpirySeconds(expiry);
}
function setCrossmintAddress(address crossmintAddress) external onlyOwner {
_crossmintAddress = crossmintAddress;
emit SetCrossmintAddress(crossmintAddress);
}
function setStages(MintStageInfo[] calldata newStages) external onlyOwner {
delete _mintStages;
for (uint256 i = 0; i < newStages.length;) {
if (i >= 1) {
if (
newStages[i].startTimeUnixSeconds <
newStages[i - 1].endTimeUnixSeconds +
_timestampExpirySeconds
) {
revert InsufficientStageTimeGap();
}
}
_assertValidStartAndEndTimestamp(
newStages[i].startTimeUnixSeconds,
newStages[i].endTimeUnixSeconds
);
_mintStages.push(
MintStageInfo({
price: newStages[i].price,
walletLimit: newStages[i].walletLimit,
merkleRoot: newStages[i].merkleRoot,
maxStageSupply: newStages[i].maxStageSupply,
startTimeUnixSeconds: newStages[i].startTimeUnixSeconds,
endTimeUnixSeconds: newStages[i].endTimeUnixSeconds
})
);
emit UpdateStage(
i,
newStages[i].price,
newStages[i].walletLimit,
newStages[i].merkleRoot,
newStages[i].maxStageSupply,
newStages[i].startTimeUnixSeconds,
newStages[i].endTimeUnixSeconds
);
unchecked { ++i; }
}
}
function getMintable() external view returns (bool) {
return _mintable;
}
function setMintable(bool mintable) external onlyOwner {
_mintable = mintable;
emit SetMintable(mintable);
}
function getNumberStages() external view override returns (uint256) {
return _mintStages.length;
}
function getMaxMintableSupply() external view override returns (uint256) {
return _maxMintableSupply;
}
function setMaxMintableSupply(
uint256 maxMintableSupply
) external virtual onlyOwner {
if (maxMintableSupply > _maxMintableSupply) {
revert CannotIncreaseMaxMintableSupply();
}
_maxMintableSupply = maxMintableSupply;
emit SetMaxMintableSupply(maxMintableSupply);
}
function getGlobalWalletLimit() external view override returns (uint256) {
return _globalWalletLimit;
}
function setGlobalWalletLimit(
uint256 globalWalletLimit
) external onlyOwner {
if (globalWalletLimit > _maxMintableSupply)
revert GlobalWalletLimitOverflow();
_globalWalletLimit = globalWalletLimit;
emit SetGlobalWalletLimit(globalWalletLimit);
}
function totalMintedByAddress(
address a
) external view virtual override returns (uint256) {
return _numberMinted(a);
}
function getStageInfo(
uint256 index
) external view override returns (MintStageInfo memory, uint32, uint256) {
if (index >= _mintStages.length) {
revert("InvalidStage");
}
uint32 walletMinted = _stageMintedCountsPerWallet[index][msg.sender];
uint256 stageMinted = _stageMintedCounts[index];
return (_mintStages[index], walletMinted, stageMinted);
}
function getMintCurrency() external view returns (address) {
return _mintCurrency;
}
function mint(
uint32 qty,
bytes32[] calldata proof,
uint64 timestamp,
bytes calldata signature
) external payable virtual nonReentrant {
_mintInternal(qty, msg.sender, 0, proof, timestamp, signature);
}
function mintWithLimit(
uint32 qty,
uint32 limit,
bytes32[] calldata proof,
uint64 timestamp,
bytes calldata signature
) external payable virtual nonReentrant {
_mintInternal(qty, msg.sender, limit, proof, timestamp, signature);
}
function crossmint(
uint32 qty,
address to,
bytes32[] calldata proof,
uint64 timestamp,
bytes calldata signature
) external payable nonReentrant {
if (_crossmintAddress == address(0)) revert CrossmintAddressNotSet();
if (msg.sender != _crossmintAddress) revert CrossmintOnly();
_mintInternal(qty, to, 0, proof, timestamp, signature);
}
function _mintInternal(
uint32 qty,
address to,
uint32 limit,
bytes32[] calldata proof,
uint64 timestamp,
bytes calldata signature
) internal canMint hasSupply(qty) {
uint64 stageTimestamp = uint64(block.timestamp);
MintStageInfo memory stage;
if (_cosigner != address(0)) {
assertValidCosign(msg.sender, qty, timestamp, signature);
_assertValidTimestamp(timestamp);
stageTimestamp = timestamp;
}
uint256 activeStage = getActiveStageFromTimestamp(stageTimestamp);
stage = _mintStages[activeStage];
if (_mintCurrency == address(0) && msg.value < stage.price * qty)
revert NotEnoughValue();
if (stage.maxStageSupply > 0) {
if (_stageMintedCounts[activeStage] + qty > stage.maxStageSupply)
revert StageSupplyExceeded();
}
if (_globalWalletLimit > 0) {
if (_numberMinted(to) + qty > _globalWalletLimit)
revert WalletGlobalLimitExceeded();
}
if (stage.walletLimit > 0) {
if (
_stageMintedCountsPerWallet[activeStage][to] + qty >
stage.walletLimit
) revert WalletStageLimitExceeded();
}
if (stage.merkleRoot != 0) {
if (
MerkleProof.processProof(
proof,
keccak256(abi.encodePacked(to, limit))
) != stage.merkleRoot
) revert InvalidProof();
if (limit > 0 && _stageMintedCountsPerWallet[activeStage][to] + qty > limit) {
revert WalletStageLimitExceeded();
}
}
if (_mintCurrency != address(0)) {
IERC20(_mintCurrency).safeTransferFrom(
msg.sender,
address(this),
stage.price * qty
);
}
_stageMintedCountsPerWallet[activeStage][to] += qty;
_stageMintedCounts[activeStage] += qty;
_safeMint(to, qty);
}
function ownerMint(
uint32 qty,
address to
) external onlyOwner hasSupply(qty) {
_safeMint(to, qty);
}
function withdraw() external onlyOwner {
uint256 value = address(this).balance;
(bool success, ) = msg.sender.call{value: value}("");
if (!success) revert WithdrawFailed();
emit Withdraw(value);
}
function withdrawERC20() external onlyOwner {
if (_mintCurrency == address(0)) revert WrongMintCurrency();
uint256 value = IERC20(_mintCurrency).balanceOf(address(this));
IERC20(_mintCurrency).safeTransfer(msg.sender, value);
emit WithdrawERC20(_mintCurrency, value);
}
function setBaseURI(string calldata baseURI) external onlyOwner {
_currentBaseURI = baseURI;
emit SetBaseURI(baseURI);
}
function setTokenURISuffix(string calldata suffix) external onlyOwner {
_tokenURISuffix = suffix;
}
function tokenURI(
uint256 tokenId
) public view override(ERC721A, IERC721A) returns (string memory) {
if (!_exists(tokenId)) revert URIQueryForNonexistentToken();
string memory baseURI = _currentBaseURI;
return
bytes(baseURI).length != 0
? string(
abi.encodePacked(
baseURI,
_toString(tokenId),
_tokenURISuffix
)
)
: "";
}
function contractURI() public view returns (string memory) {
return _contractURI;
}
function setContractURI(string calldata uri) external onlyOwner {
_contractURI = uri;
}
function getCosignDigest(
address minter,
uint32 qty,
uint64 timestamp
) public view returns (bytes32) {
if (_cosigner == address(0)) revert CosignerNotSet();
return
keccak256(
abi.encodePacked(
address(this),
minter,
qty,
_cosigner,
timestamp,
_chainID(),
getCosignNonce(minter)
)
).toEthSignedMessageHash();
}
function assertValidCosign(
address minter,
uint32 qty,
uint64 timestamp,
bytes memory signature
) public view {
if (
!SignatureChecker.isValidSignatureNow(
_cosigner,
getCosignDigest(minter, qty, timestamp),
signature
)
) revert InvalidCosignSignature();
}
function getActiveStageFromTimestamp(
uint64 timestamp
) public view returns (uint256) {
for (uint256 i = 0; i < _mintStages.length;) {
if (
timestamp >= _mintStages[i].startTimeUnixSeconds &&
timestamp < _mintStages[i].endTimeUnixSeconds
) {
return i;
}
unchecked { ++i; }
}
revert InvalidStage();
}
function _assertValidTimestamp(uint64 timestamp) internal view {
if (timestamp < block.timestamp - _timestampExpirySeconds)
revert TimestampExpired();
}
function _assertValidStartAndEndTimestamp(
uint64 start,
uint64 end
) internal pure {
if (start >= end) revert InvalidStartAndEndTimestamp();
}
function _chainID() private view returns (uint256) {
uint256 chainID;
assembly {
chainID := chainid()
}
return chainID;
}
function _requireCallerIsContractOwner() internal view virtual override {
_checkOwner();
}
}
文件 11 的 36：ERC721CMRoyalties.sol
pragma solidity ^0.8.4;
import {ERC2981, UpdatableRoyalties} from "./royalties/UpdatableRoyalties.sol";
import {ERC721CM, ERC721ACQueryable, IERC721A} from "./ERC721CM.sol";
contract ERC721CMRoyalties is ERC721CM, UpdatableRoyalties {
constructor(
string memory collectionName,
string memory collectionSymbol,
string memory tokenURISuffix,
uint256 maxMintableSupply,
uint256 globalWalletLimit,
address cosigner,
uint64 timestampExpirySeconds,
address mintCurrency,
address royaltyReceiver,
uint96 royaltyFeeNumerator
)
ERC721CM(
collectionName,
collectionSymbol,
tokenURISuffix,
maxMintableSupply,
globalWalletLimit,
cosigner,
timestampExpirySeconds,
mintCurrency
)
UpdatableRoyalties(royaltyReceiver, royaltyFeeNumerator)
{}
function supportsInterface(
bytes4 interfaceId
)
public
view
virtual
override(ERC2981, ERC721ACQueryable, IERC721A)
returns (bool)
{
return
ERC721ACQueryable.supportsInterface(interfaceId) ||
ERC2981.supportsInterface(interfaceId);
}
}
文件 12 的 36：ICreatorToken.sol
pragma solidity ^0.8.4;
import "./ICreatorTokenTransferValidator.sol";
interface ICreatorToken {
event TransferValidatorUpdated(address oldValidator, address newValidator);
function getTransferValidator() external view returns (ICreatorTokenTransferValidator);
function getSecurityPolicy() external view returns (CollectionSecurityPolicy memory);
function getWhitelistedOperators() external view returns (address[] memory);
function getPermittedContractReceivers() external view returns (address[] memory);
function isOperatorWhitelisted(address operator) external view returns (bool);
function isContractReceiverPermitted(address receiver) external view returns (bool);
function isTransferAllowed(address caller, address from, address to) external view returns (bool);
}
文件 13 的 36：ICreatorTokenTransferValidator.sol
pragma solidity ^0.8.4;
import "./IEOARegistry.sol";
import "./ITransferSecurityRegistry.sol";
import "./ITransferValidator.sol";
interface ICreatorTokenTransferValidator is ITransferSecurityRegistry, ITransferValidator, IEOARegistry {}文件 14 的 36：IEOARegistry.sol
pragma solidity ^0.8.4;
import "@openzeppelin/contracts/utils/introspection/IERC165.sol";
interface IEOARegistry is IERC165 {
function isVerifiedEOA(address account) external view returns (bool);
}文件 15 的 36：IERC1271.sol
pragma solidity ^0.8.0;
interface IERC1271 {
function isValidSignature(bytes32 hash, bytes memory signature) external view returns (bytes4 magicValue);
}
文件 16 的 36：IERC165.sol
pragma solidity ^0.8.0;
interface IERC165 {
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
文件 17 的 36：IERC20.sol
pragma solidity ^0.8.0;
interface IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address from, address to, uint256 amount) external returns (bool);
}
文件 18 的 36：IERC20Permit.sol
pragma solidity ^0.8.0;
interface IERC20Permit {
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) external;
function nonces(address owner) external view returns (uint256);
function DOMAIN_SEPARATOR() external view returns (bytes32);
}
文件 19 的 36：IERC2981.sol
pragma solidity ^0.8.0;
import "../utils/introspection/IERC165.sol";
interface IERC2981 is IERC165 {
function royaltyInfo(
uint256 tokenId,
uint256 salePrice
) external view returns (address receiver, uint256 royaltyAmount);
}
文件 20 的 36：IERC721A.sol
pragma solidity ^0.8.4;
interface IERC721A {
error ApprovalCallerNotOwnerNorApproved();
error ApprovalQueryForNonexistentToken();
error BalanceQueryForZeroAddress();
error MintToZeroAddress();
error MintZeroQuantity();
error OwnerQueryForNonexistentToken();
error TransferCallerNotOwnerNorApproved();
error TransferFromIncorrectOwner();
error TransferToNonERC721ReceiverImplementer();
error TransferToZeroAddress();
error URIQueryForNonexistentToken();
error MintERC2309QuantityExceedsLimit();
error OwnershipNotInitializedForExtraData();
struct TokenOwnership {
address addr;
uint64 startTimestamp;
bool burned;
uint24 extraData;
}
function totalSupply() external view returns (uint256);
function supportsInterface(bytes4 interfaceId) external view returns (bool);
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
function balanceOf(address owner) external view returns (uint256 balance);
function ownerOf(uint256 tokenId) external view returns (address owner);
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes calldata data
) external payable;
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) external payable;
function transferFrom(
address from,
address to,
uint256 tokenId
) external payable;
function approve(address to, uint256 tokenId) external payable;
function setApprovalForAll(address operator, bool _approved) external;
function getApproved(uint256 tokenId) external view returns (address operator);
function isApprovedForAll(address owner, address operator) external view returns (bool);
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function tokenURI(uint256 tokenId) external view returns (string memory);
event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to);
}
文件 21 的 36：IERC721AQueryable.sol
pragma solidity ^0.8.4;
import '../IERC721A.sol';
interface IERC721AQueryable is IERC721A {
error InvalidQueryRange();
function explicitOwnershipOf(uint256 tokenId) external view returns (TokenOwnership memory);
function explicitOwnershipsOf(uint256[] memory tokenIds) external view returns (TokenOwnership[] memory);
function tokensOfOwnerIn(
address owner,
uint256 start,
uint256 stop
) external view returns (uint256[] memory);
function tokensOfOwner(address owner) external view returns (uint256[] memory);
}
文件 22 的 36：IERC721M.sol
pragma solidity ^0.8.4;
import "erc721a/contracts/extensions/IERC721AQueryable.sol";
interface IERC721M is IERC721AQueryable {
error CannotIncreaseMaxMintableSupply();
error CosignerNotSet();
error CrossmintAddressNotSet();
error CrossmintOnly();
error GlobalWalletLimitOverflow();
error InsufficientStageTimeGap();
error InvalidCosignSignature();
error InvalidProof();
error InvalidStage();
error InvalidStageArgsLength();
error InvalidStartAndEndTimestamp();
error NoSupplyLeft();
error NotEnoughValue();
error NotMintable();
error Mintable();
error StageSupplyExceeded();
error TimestampExpired();
error WalletGlobalLimitExceeded();
error WalletStageLimitExceeded();
error WithdrawFailed();
error WrongMintCurrency();
error NotSupported();
struct MintStageInfo {
uint80 price;
uint32 walletLimit;
bytes32 merkleRoot;
uint24 maxStageSupply;
uint64 startTimeUnixSeconds;
uint64 endTimeUnixSeconds;
}
event UpdateStage(
uint256 stage,
uint80 price,
uint32 walletLimit,
bytes32 merkleRoot,
uint24 maxStageSupply,
uint64 startTimeUnixSeconds,
uint64 endTimeUnixSeconds
);
event SetCosigner(address cosigner);
event SetCrossmintAddress(address crossmintAddress);
event SetMintable(bool mintable);
event SetMaxMintableSupply(uint256 maxMintableSupply);
event SetGlobalWalletLimit(uint256 globalWalletLimit);
event SetActiveStage(uint256 activeStage);
event SetBaseURI(string baseURI);
event SetTimestampExpirySeconds(uint64 expiry);
event SetMintCurrency(address mintCurrency);
event Withdraw(uint256 value);
event WithdrawERC20(address mintCurrency, uint256 value);
function getNumberStages() external view returns (uint256);
function getGlobalWalletLimit() external view returns (uint256);
function getMaxMintableSupply() external view returns (uint256);
function totalMintedByAddress(address a) external view returns (uint256);
function getStageInfo(
uint256 index
) external view returns (MintStageInfo memory, uint32, uint256);
function mint(uint32 qty, bytes32[] calldata proof, uint64 timestamp, bytes calldata signature) external payable;
function mintWithLimit(uint32 qty, uint32 limit, bytes32[] calldata proof, uint64 timestamp, bytes calldata signature) external payable;
function crossmint(uint32 qty, address to, bytes32[] calldata proof, uint64 timestamp, bytes calldata signature) external payable;
}
文件 23 的 36：ITransferSecurityRegistry.sol
pragma solidity ^0.8.4;
import "../utils/TransferPolicy.sol";
interface ITransferSecurityRegistry {
event AddedToAllowlist(AllowlistTypes indexed kind, uint256 indexed id, address indexed account);
event CreatedAllowlist(AllowlistTypes indexed kind, uint256 indexed id, string indexed name);
event ReassignedAllowlistOwnership(AllowlistTypes indexed kind, uint256 indexed id, address indexed newOwner);
event RemovedFromAllowlist(AllowlistTypes indexed kind, uint256 indexed id, address indexed account);
event SetAllowlist(AllowlistTypes indexed kind, address indexed collection, uint120 indexed id);
event SetTransferSecurityLevel(address indexed collection, TransferSecurityLevels level);
function createOperatorWhitelist(string calldata name) external returns (uint120);
function createPermittedContractReceiverAllowlist(string calldata name) external returns (uint120);
function reassignOwnershipOfOperatorWhitelist(uint120 id, address newOwner) external;
function reassignOwnershipOfPermittedContractReceiverAllowlist(uint120 id, address newOwner) external;
function renounceOwnershipOfOperatorWhitelist(uint120 id) external;
function renounceOwnershipOfPermittedContractReceiverAllowlist(uint120 id) external;
function setTransferSecurityLevelOfCollection(address collection, TransferSecurityLevels level) external;
function setOperatorWhitelistOfCollection(address collection, uint120 id) external;
function setPermittedContractReceiverAllowlistOfCollection(address collection, uint120 id) external;
function addOperatorToWhitelist(uint120 id, address operator) external;
function addPermittedContractReceiverToAllowlist(uint120 id, address receiver) external;
function removeOperatorFromWhitelist(uint120 id, address operator) external;
function removePermittedContractReceiverFromAllowlist(uint120 id, address receiver) external;
function getCollectionSecurityPolicy(address collection) external view returns (CollectionSecurityPolicy memory);
function getWhitelistedOperators(uint120 id) external view returns (address[] memory);
function getPermittedContractReceivers(uint120 id) external view returns (address[] memory);
function isOperatorWhitelisted(uint120 id, address operator) external view returns (bool);
function isContractReceiverPermitted(uint120 id, address receiver) external view returns (bool);
}文件 24 的 36：ITransferValidator.sol
pragma solidity ^0.8.4;
import "../utils/TransferPolicy.sol";
interface ITransferValidator {
function applyCollectionTransferPolicy(address caller, address from, address to) external view;
}文件 25 的 36：Math.sol
pragma solidity ^0.8.0;
library Math {
enum Rounding {
Down,
Up,
Zero
}
function max(uint256 a, uint256 b) internal pure returns (uint256) {
return a > b ? a : b;
}
function min(uint256 a, uint256 b) internal pure returns (uint256) {
return a < b ? a : b;
}
function average(uint256 a, uint256 b) internal pure returns (uint256) {
return (a & b) + (a ^ b) / 2;
}
function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
return a == 0 ? 0 : (a - 1) / b + 1;
}
function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) {
unchecked {
uint256 prod0;
uint256 prod1;
assembly {
let mm := mulmod(x, y, not(0))
prod0 := mul(x, y)
prod1 := sub(sub(mm, prod0), lt(mm, prod0))
}
if (prod1 == 0) {
return prod0 / denominator;
}
require(denominator > prod1, "Math: mulDiv overflow");
uint256 remainder;
assembly {
remainder := mulmod(x, y, denominator)
prod1 := sub(prod1, gt(remainder, prod0))
prod0 := sub(prod0, remainder)
}
uint256 twos = denominator & (~denominator + 1);
assembly {
denominator := div(denominator, twos)
prod0 := div(prod0, twos)
twos := add(div(sub(0, twos), twos), 1)
}
prod0 |= prod1 * twos;
uint256 inverse = (3 * denominator) ^ 2;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
inverse *= 2 - denominator * inverse;
result = prod0 * inverse;
return result;
}
}
function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) {
uint256 result = mulDiv(x, y, denominator);
if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
result += 1;
}
return result;
}
function sqrt(uint256 a) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 result = 1 << (log2(a) >> 1);
unchecked {
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
return min(result, a / result);
}
}
function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = sqrt(a);
return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
}
}
function log2(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 128;
}
if (value >> 64 > 0) {
value >>= 64;
result += 64;
}
if (value >> 32 > 0) {
value >>= 32;
result += 32;
}
if (value >> 16 > 0) {
value >>= 16;
result += 16;
}
if (value >> 8 > 0) {
value >>= 8;
result += 8;
}
if (value >> 4 > 0) {
value >>= 4;
result += 4;
}
if (value >> 2 > 0) {
value >>= 2;
result += 2;
}
if (value >> 1 > 0) {
result += 1;
}
}
return result;
}
function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log2(value);
return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
}
}
function log10(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >= 10 ** 64) {
value /= 10 ** 64;
result += 64;
}
if (value >= 10 ** 32) {
value /= 10 ** 32;
result += 32;
}
if (value >= 10 ** 16) {
value /= 10 ** 16;
result += 16;
}
if (value >= 10 ** 8) {
value /= 10 ** 8;
result += 8;
}
if (value >= 10 ** 4) {
value /= 10 ** 4;
result += 4;
}
if (value >= 10 ** 2) {
value /= 10 ** 2;
result += 2;
}
if (value >= 10 ** 1) {
result += 1;
}
}
return result;
}
function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log10(value);
return result + (rounding == Rounding.Up && 10 ** result < value ? 1 : 0);
}
}
function log256(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 16;
}
if (value >> 64 > 0) {
value >>= 64;
result += 8;
}
if (value >> 32 > 0) {
value >>= 32;
result += 4;
}
if (value >> 16 > 0) {
value >>= 16;
result += 2;
}
if (value >> 8 > 0) {
result += 1;
}
}
return result;
}
function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log256(value);
return result + (rounding == Rounding.Up && 1 << (result << 3) < value ? 1 : 0);
}
}
}
文件 26 的 36：MerkleProof.sol
pragma solidity ^0.8.0;
library MerkleProof {
function verify(bytes32[] memory proof, bytes32 root, bytes32 leaf) internal pure returns (bool) {
return processProof(proof, leaf) == root;
}
function verifyCalldata(bytes32[] calldata proof, bytes32 root, bytes32 leaf) internal pure returns (bool) {
return processProofCalldata(proof, leaf) == root;
}
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;
}
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;
}
function multiProofVerify(
bytes32[] memory proof,
bool[] memory proofFlags,
bytes32 root,
bytes32[] memory leaves
) internal pure returns (bool) {
return processMultiProof(proof, proofFlags, leaves) == root;
}
function multiProofVerifyCalldata(
bytes32[] calldata proof,
bool[] calldata proofFlags,
bytes32 root,
bytes32[] memory leaves
) internal pure returns (bool) {
return processMultiProofCalldata(proof, proofFlags, leaves) == root;
}
function processMultiProof(
bytes32[] memory proof,
bool[] memory proofFlags,
bytes32[] memory leaves
) internal pure returns (bytes32 merkleRoot) {
uint256 leavesLen = leaves.length;
uint256 proofLen = proof.length;
uint256 totalHashes = proofFlags.length;
require(leavesLen + proofLen - 1 == totalHashes, "MerkleProof: invalid multiproof");
bytes32[] memory hashes = new bytes32[](totalHashes);
uint256 leafPos = 0;
uint256 hashPos = 0;
uint256 proofPos = 0;
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) {
require(proofPos == proofLen, "MerkleProof: invalid multiproof");
unchecked {
return hashes[totalHashes - 1];
}
} else if (leavesLen > 0) {
return leaves[0];
} else {
return proof[0];
}
}
function processMultiProofCalldata(
bytes32[] calldata proof,
bool[] calldata proofFlags,
bytes32[] memory leaves
) internal pure returns (bytes32 merkleRoot) {
uint256 leavesLen = leaves.length;
uint256 proofLen = proof.length;
uint256 totalHashes = proofFlags.length;
require(leavesLen + proofLen - 1 == totalHashes, "MerkleProof: invalid multiproof");
bytes32[] memory hashes = new bytes32[](totalHashes);
uint256 leafPos = 0;
uint256 hashPos = 0;
uint256 proofPos = 0;
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) {
require(proofPos == proofLen, "MerkleProof: invalid multiproof");
unchecked {
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) {
assembly {
mstore(0x00, a)
mstore(0x20, b)
value := keccak256(0x00, 0x40)
}
}
}
文件 27 的 36：Ownable.sol
pragma solidity ^0.8.0;
import "../utils/Context.sol";
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view virtual returns (address) {
return _owner;
}
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
文件 28 的 36：OwnablePermissions.sol
pragma solidity ^0.8.4;
import "@openzeppelin/contracts/utils/Context.sol";
abstract contract OwnablePermissions is Context {
function _requireCallerIsContractOwner() internal view virtual;
}
文件 29 的 36：ReentrancyGuard.sol
pragma solidity ^0.8.0;
abstract contract ReentrancyGuard {
uint256 private constant _NOT_ENTERED = 1;
uint256 private constant _ENTERED = 2;
uint256 private _status;
constructor() {
_status = _NOT_ENTERED;
}
modifier nonReentrant() {
_nonReentrantBefore();
_;
_nonReentrantAfter();
}
function _nonReentrantBefore() private {
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
_status = _ENTERED;
}
function _nonReentrantAfter() private {
_status = _NOT_ENTERED;
}
function _reentrancyGuardEntered() internal view returns (bool) {
return _status == _ENTERED;
}
}
文件 30 的 36：SafeERC20.sol
pragma solidity ^0.8.0;
import "../IERC20.sol";
import "../extensions/IERC20Permit.sol";
import "../../../utils/Address.sol";
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));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
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 oldAllowance = token.allowance(address(this), spender);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value));
}
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");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value));
}
}
function forceApprove(IERC20 token, address spender, uint256 value) internal {
bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value);
if (!_callOptionalReturnBool(token, approvalCall)) {
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0));
_callOptionalReturn(token, approvalCall);
}
}
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");
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) {
(bool success, bytes memory returndata) = address(token).call(data);
return
success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token));
}
}
文件 31 的 36：SignatureChecker.sol
pragma solidity ^0.8.0;
import "./ECDSA.sol";
import "../../interfaces/IERC1271.sol";
library SignatureChecker {
function isValidSignatureNow(address signer, bytes32 hash, bytes memory signature) internal view returns (bool) {
(address recovered, ECDSA.RecoverError error) = ECDSA.tryRecover(hash, signature);
return
(error == ECDSA.RecoverError.NoError && recovered == signer) ||
isValidERC1271SignatureNow(signer, hash, signature);
}
function isValidERC1271SignatureNow(
address signer,
bytes32 hash,
bytes memory signature
) internal view returns (bool) {
(bool success, bytes memory result) = signer.staticcall(
abi.encodeWithSelector(IERC1271.isValidSignature.selector, hash, signature)
);
return (success &&
result.length >= 32 &&
abi.decode(result, (bytes32)) == bytes32(IERC1271.isValidSignature.selector));
}
}
文件 32 的 36：SignedMath.sol
pragma solidity ^0.8.0;
library SignedMath {
function max(int256 a, int256 b) internal pure returns (int256) {
return a > b ? a : b;
}
function min(int256 a, int256 b) internal pure returns (int256) {
return a < b ? a : b;
}
function average(int256 a, int256 b) internal pure returns (int256) {
int256 x = (a & b) + ((a ^ b) >> 1);
return x + (int256(uint256(x) >> 255) & (a ^ b));
}
function abs(int256 n) internal pure returns (uint256) {
unchecked {
return uint256(n >= 0 ? n : -n);
}
}
}
文件 33 的 36：Strings.sol
pragma solidity ^0.8.0;
import "./math/Math.sol";
import "./math/SignedMath.sol";
library Strings {
bytes16 private constant _SYMBOLS = "0123456789abcdef";
uint8 private constant _ADDRESS_LENGTH = 20;
function toString(uint256 value) internal pure returns (string memory) {
unchecked {
uint256 length = Math.log10(value) + 1;
string memory buffer = new string(length);
uint256 ptr;
assembly {
ptr := add(buffer, add(32, length))
}
while (true) {
ptr--;
assembly {
mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
}
value /= 10;
if (value == 0) break;
}
return buffer;
}
}
function toString(int256 value) internal pure returns (string memory) {
return string(abi.encodePacked(value < 0 ? "-" : "", toString(SignedMath.abs(value))));
}
function toHexString(uint256 value) internal pure returns (string memory) {
unchecked {
return toHexString(value, Math.log256(value) + 1);
}
}
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] = _SYMBOLS[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
function toHexString(address addr) internal pure returns (string memory) {
return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
}
function equal(string memory a, string memory b) internal pure returns (bool) {
return keccak256(bytes(a)) == keccak256(bytes(b));
}
}
文件 34 的 36：TransferPolicy.sol
pragma solidity ^0.8.4;
enum ListTypes {
Blacklist,
Whitelist
}
enum AllowlistTypes {
Operators,
PermittedContractReceivers
}
enum ReceiverConstraints {
None,
NoCode,
EOA
}
enum CallerConstraints {
None,
OperatorBlacklistEnableOTC,
OperatorWhitelistEnableOTC,
OperatorWhitelistDisableOTC
}
enum StakerConstraints {
None,
CallerIsTxOrigin,
EOA
}
enum TransferSecurityLevels {
Recommended,
One,
Two,
Three,
Four,
Five,
Six,
Seven,
Eight
}
struct TransferSecurityPolicy {
CallerConstraints callerConstraints;
ReceiverConstraints receiverConstraints;
}
struct CollectionSecurityPolicy {
TransferSecurityLevels transferSecurityLevel;
uint120 operatorWhitelistId;
uint120 permittedContractReceiversId;
}
struct CollectionSecurityPolicyV2 {
TransferSecurityLevels transferSecurityLevel;
uint120 listId;
}
struct TransferValidatorReference {
bool isInitialized;
uint16 version;
address transferValidator;
}文件 35 的 36：TransferValidation.sol
pragma solidity ^0.8.4;
import "@openzeppelin/contracts/utils/Context.sol";
abstract contract TransferValidation is Context {
error ShouldNotMintToBurnAddress();
function _validateBeforeTransfer(address from, address to, uint256 tokenId) internal virtual {
bool fromZeroAddress = from == address(0);
bool toZeroAddress = to == address(0);
if(fromZeroAddress && toZeroAddress) {
revert ShouldNotMintToBurnAddress();
} else if(fromZeroAddress) {
_preValidateMint(_msgSender(), to, tokenId, msg.value);
} else if(toZeroAddress) {
_preValidateBurn(_msgSender(), from, tokenId, msg.value);
} else {
_preValidateTransfer(_msgSender(), from, to, tokenId, msg.value);
}
}
function _validateAfterTransfer(address from, address to, uint256 tokenId) internal virtual {
bool fromZeroAddress = from == address(0);
bool toZeroAddress = to == address(0);
if(fromZeroAddress && toZeroAddress) {
revert ShouldNotMintToBurnAddress();
} else if(fromZeroAddress) {
_postValidateMint(_msgSender(), to, tokenId, msg.value);
} else if(toZeroAddress) {
_postValidateBurn(_msgSender(), from, tokenId, msg.value);
} else {
_postValidateTransfer(_msgSender(), from, to, tokenId, msg.value);
}
}
function _preValidateMint(address caller, address to, uint256 tokenId, uint256 value) internal virtual {}
function _postValidateMint(address caller, address to, uint256 tokenId, uint256 value) internal virtual {}
function _preValidateBurn(address caller, address from, uint256 tokenId, uint256 value) internal virtual {}
function _postValidateBurn(address caller, address from, uint256 tokenId, uint256 value) internal virtual {}
function _preValidateTransfer(address caller, address from, address to, uint256 tokenId, uint256 value) internal virtual {}
function _postValidateTransfer(address caller, address from, address to, uint256 tokenId, uint256 value) internal virtual {}
}
文件 36 的 36：UpdatableRoyalties.sol
pragma solidity ^0.8.4;
import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol";
import {ERC2981} from "@openzeppelin/contracts/token/common/ERC2981.sol";
abstract contract UpdatableRoyalties is ERC2981, Ownable {
event DefaultRoyaltySet(address indexed receiver, uint96 feeNumerator);
event TokenRoyaltySet(
uint256 indexed tokenId,
address indexed receiver,
uint96 feeNumerator
);
constructor(address receiver, uint96 feeNumerator) {
_setDefaultRoyalty(receiver, feeNumerator);
}
function setDefaultRoyalty(
address receiver,
uint96 feeNumerator
) public onlyOwner {
super._setDefaultRoyalty(receiver, feeNumerator);
emit DefaultRoyaltySet(receiver, feeNumerator);
}
function setTokenRoyalty(
uint256 tokenId,
address receiver,
uint96 feeNumerator
) public onlyOwner {
super._setTokenRoyalty(tokenId, receiver, feeNumerator);
emit TokenRoyaltySet(tokenId, receiver, feeNumerator);
}
}
{
"compilationTarget": {
"contracts/ERC721CMRoyalties.sol": "ERC721CMRoyalties"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
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