// SPDX-License-Identifier: MITpragmasolidity ^0.8.13;import {OperatorFilterer} from"./OperatorFilterer.sol";
import {CANONICAL_CORI_SUBSCRIPTION} from"./lib/Constants.sol";
/**
* @title DefaultOperatorFilterer
* @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription.
* @dev Please note that if your token contract does not provide an owner with EIP-173, it must provide
* administration methods on the contract itself to interact with the registry otherwise the subscription
* will be locked to the options set during construction.
*/abstractcontractDefaultOperatorFiltererisOperatorFilterer{
/// @dev The constructor that is called when the contract is being deployed.constructor() OperatorFilterer(CANONICAL_CORI_SUBSCRIPTION, true) {}
}
Contract Source Code
File 4 of 13: ERC165.sol
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)pragmasolidity ^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.
*/abstractcontractERC165isIERC165{
/**
* @dev See {IERC165-supportsInterface}.
*/functionsupportsInterface(bytes4 interfaceId) publicviewvirtualoverridereturns (bool) {
return interfaceId ==type(IERC165).interfaceId;
}
}
Contract Source Code
File 5 of 13: ERC2981.sol
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts (last updated v4.7.0) (token/common/ERC2981.sol)pragmasolidity ^0.8.0;import"../../interfaces/IERC2981.sol";
import"../../utils/introspection/ERC165.sol";
/**
* @dev Implementation of the NFT Royalty Standard, a standardized way to retrieve royalty payment information.
*
* Royalty information can be specified globally for all token ids via {_setDefaultRoyalty}, and/or individually for
* specific token ids via {_setTokenRoyalty}. The latter takes precedence over the first.
*
* Royalty is specified as a fraction of sale price. {_feeDenominator} is overridable but defaults to 10000, meaning the
* fee is specified in basis points by default.
*
* IMPORTANT: ERC-2981 only specifies a way to signal royalty information and does not enforce its payment. See
* https://eips.ethereum.org/EIPS/eip-2981#optional-royalty-payments[Rationale] in the EIP. Marketplaces are expected to
* voluntarily pay royalties together with sales, but note that this standard is not yet widely supported.
*
* _Available since v4.5._
*/abstractcontractERC2981isIERC2981, ERC165{
structRoyaltyInfo {
address receiver;
uint96 royaltyFraction;
}
RoyaltyInfo private _defaultRoyaltyInfo;
mapping(uint256=> RoyaltyInfo) private _tokenRoyaltyInfo;
/**
* @dev See {IERC165-supportsInterface}.
*/functionsupportsInterface(bytes4 interfaceId) publicviewvirtualoverride(IERC165, ERC165) returns (bool) {
return interfaceId ==type(IERC2981).interfaceId||super.supportsInterface(interfaceId);
}
/**
* @inheritdoc IERC2981
*/functionroyaltyInfo(uint256 _tokenId, uint256 _salePrice) publicviewvirtualoverridereturns (address, uint256) {
RoyaltyInfo memory royalty = _tokenRoyaltyInfo[_tokenId];
if (royalty.receiver ==address(0)) {
royalty = _defaultRoyaltyInfo;
}
uint256 royaltyAmount = (_salePrice * royalty.royaltyFraction) / _feeDenominator();
return (royalty.receiver, royaltyAmount);
}
/**
* @dev The denominator with which to interpret the fee set in {_setTokenRoyalty} and {_setDefaultRoyalty} as a
* fraction of the sale price. Defaults to 10000 so fees are expressed in basis points, but may be customized by an
* override.
*/function_feeDenominator() internalpurevirtualreturns (uint96) {
return10000;
}
/**
* @dev Sets the royalty information that all ids in this contract will default to.
*
* Requirements:
*
* - `receiver` cannot be the zero address.
* - `feeNumerator` cannot be greater than the fee denominator.
*/function_setDefaultRoyalty(address receiver, uint96 feeNumerator) internalvirtual{
require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
require(receiver !=address(0), "ERC2981: invalid receiver");
_defaultRoyaltyInfo = RoyaltyInfo(receiver, feeNumerator);
}
/**
* @dev Removes default royalty information.
*/function_deleteDefaultRoyalty() internalvirtual{
delete _defaultRoyaltyInfo;
}
/**
* @dev Sets the royalty information for a specific token id, overriding the global default.
*
* Requirements:
*
* - `receiver` cannot be the zero address.
* - `feeNumerator` cannot be greater than the fee denominator.
*/function_setTokenRoyalty(uint256 tokenId,
address receiver,
uint96 feeNumerator
) internalvirtual{
require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
require(receiver !=address(0), "ERC2981: Invalid parameters");
_tokenRoyaltyInfo[tokenId] = RoyaltyInfo(receiver, feeNumerator);
}
/**
* @dev Resets royalty information for the token id back to the global default.
*/function_resetTokenRoyalty(uint256 tokenId) internalvirtual{
delete _tokenRoyaltyInfo[tokenId];
}
}
Contract Source Code
File 6 of 13: ERC721.sol
// SPDX-License-Identifier: AGPL-3.0-onlypragmasolidity >=0.8.0;/// @notice Modern, minimalist, and gas efficient ERC-721 implementation./// @author Solmate (https://github.com/Rari-Capital/solmate/blob/main/src/tokens/ERC721.sol)abstractcontractERC721{
/*//////////////////////////////////////////////////////////////
EVENTS
//////////////////////////////////////////////////////////////*/eventTransfer(addressindexedfrom, addressindexed to, uint256indexed id);
eventApproval(addressindexed owner, addressindexed spender, uint256indexed id);
eventApprovalForAll(addressindexed owner, addressindexed operator, bool approved);
/*//////////////////////////////////////////////////////////////
METADATA STORAGE/LOGIC
//////////////////////////////////////////////////////////////*/stringpublic name;
stringpublic symbol;
functiontokenURI(uint256 id) publicviewvirtualreturns (stringmemory);
/*//////////////////////////////////////////////////////////////
ERC721 BALANCE/OWNER STORAGE
//////////////////////////////////////////////////////////////*/mapping(uint256=>address) internal _ownerOf;
mapping(address=>uint256) internal _balanceOf;
functionownerOf(uint256 id) publicviewvirtualreturns (address owner) {
require((owner = _ownerOf[id]) !=address(0), "NOT_MINTED");
}
functionbalanceOf(address owner) publicviewvirtualreturns (uint256) {
require(owner !=address(0), "ZERO_ADDRESS");
return _balanceOf[owner];
}
/*//////////////////////////////////////////////////////////////
ERC721 APPROVAL STORAGE
//////////////////////////////////////////////////////////////*/mapping(uint256=>address) public getApproved;
mapping(address=>mapping(address=>bool)) public isApprovedForAll;
/*//////////////////////////////////////////////////////////////
CONSTRUCTOR
//////////////////////////////////////////////////////////////*/constructor(stringmemory _name, stringmemory _symbol) {
name = _name;
symbol = _symbol;
}
/*//////////////////////////////////////////////////////////////
ERC721 LOGIC
//////////////////////////////////////////////////////////////*/functionapprove(address spender, uint256 id) publicvirtual{
address owner = _ownerOf[id];
require(msg.sender== owner || isApprovedForAll[owner][msg.sender], "NOT_AUTHORIZED");
getApproved[id] = spender;
emit Approval(owner, spender, id);
}
functionsetApprovalForAll(address operator, bool approved) publicvirtual{
isApprovedForAll[msg.sender][operator] = approved;
emit ApprovalForAll(msg.sender, operator, approved);
}
functiontransferFrom(addressfrom,
address to,
uint256 id
) publicvirtual{
require(from== _ownerOf[id], "WRONG_FROM");
require(to !=address(0), "INVALID_RECIPIENT");
require(
msg.sender==from|| isApprovedForAll[from][msg.sender] ||msg.sender== getApproved[id],
"NOT_AUTHORIZED"
);
// Underflow of the sender's balance is impossible because we check for// ownership above and the recipient's balance can't realistically overflow.unchecked {
_balanceOf[from]--;
_balanceOf[to]++;
}
_ownerOf[id] = to;
delete getApproved[id];
emit Transfer(from, to, id);
}
functionsafeTransferFrom(addressfrom,
address to,
uint256 id
) publicvirtual{
transferFrom(from, to, id);
require(
to.code.length==0||
ERC721TokenReceiver(to).onERC721Received(msg.sender, from, id, "") ==
ERC721TokenReceiver.onERC721Received.selector,
"UNSAFE_RECIPIENT"
);
}
functionsafeTransferFrom(addressfrom,
address to,
uint256 id,
bytescalldata data
) publicvirtual{
transferFrom(from, to, id);
require(
to.code.length==0||
ERC721TokenReceiver(to).onERC721Received(msg.sender, from, id, data) ==
ERC721TokenReceiver.onERC721Received.selector,
"UNSAFE_RECIPIENT"
);
}
/*//////////////////////////////////////////////////////////////
ERC165 LOGIC
//////////////////////////////////////////////////////////////*/functionsupportsInterface(bytes4 interfaceId) publicviewvirtualreturns (bool) {
return
interfaceId ==0x01ffc9a7||// ERC165 Interface ID for ERC165
interfaceId ==0x80ac58cd||// ERC165 Interface ID for ERC721
interfaceId ==0x5b5e139f; // ERC165 Interface ID for ERC721Metadata
}
/*//////////////////////////////////////////////////////////////
INTERNAL MINT/BURN LOGIC
//////////////////////////////////////////////////////////////*/function_mint(address to, uint256 id) internalvirtual{
require(to !=address(0), "INVALID_RECIPIENT");
require(_ownerOf[id] ==address(0), "ALREADY_MINTED");
// Counter overflow is incredibly unrealistic.unchecked {
_balanceOf[to]++;
}
_ownerOf[id] = to;
emit Transfer(address(0), to, id);
}
function_burn(uint256 id) internalvirtual{
address owner = _ownerOf[id];
require(owner !=address(0), "NOT_MINTED");
// Ownership check above ensures no underflow.unchecked {
_balanceOf[owner]--;
}
delete _ownerOf[id];
delete getApproved[id];
emit Transfer(owner, address(0), id);
}
/*//////////////////////////////////////////////////////////////
INTERNAL SAFE MINT LOGIC
//////////////////////////////////////////////////////////////*/function_safeMint(address to, uint256 id) internalvirtual{
_mint(to, id);
require(
to.code.length==0||
ERC721TokenReceiver(to).onERC721Received(msg.sender, address(0), id, "") ==
ERC721TokenReceiver.onERC721Received.selector,
"UNSAFE_RECIPIENT"
);
}
function_safeMint(address to,
uint256 id,
bytesmemory data
) internalvirtual{
_mint(to, id);
require(
to.code.length==0||
ERC721TokenReceiver(to).onERC721Received(msg.sender, address(0), id, data) ==
ERC721TokenReceiver.onERC721Received.selector,
"UNSAFE_RECIPIENT"
);
}
}
/// @notice A generic interface for a contract which properly accepts ERC721 tokens./// @author Solmate (https://github.com/Rari-Capital/solmate/blob/main/src/tokens/ERC721.sol)abstractcontractERC721TokenReceiver{
functiononERC721Received(address,
address,
uint256,
bytescalldata) externalvirtualreturns (bytes4) {
return ERC721TokenReceiver.onERC721Received.selector;
}
}
Contract Source Code
File 7 of 13: IDelegationRegistry.sol
// SPDX-License-Identifier: CC0-1.0pragmasolidity ^0.8.17;/**
* @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
*/interfaceIDelegationRegistry{
/// @notice Delegation typeenumDelegationType {
NONE,
ALL,
CONTRACT,
TOKEN
}
/// @notice Info about a single delegation, used for onchain enumerationstructDelegationInfo {
DelegationType type_;
address vault;
address delegate;
address contract_;
uint256 tokenId;
}
/// @notice Info about a single contract-level delegationstructContractDelegation {
address contract_;
address delegate;
}
/// @notice Info about a single token-level delegationstructTokenDelegation {
address contract_;
uint256 tokenId;
address delegate;
}
/// @notice Emitted when a user delegates their entire walleteventDelegateForAll(address vault, address delegate, bool value);
/// @notice Emitted when a user delegates a specific contracteventDelegateForContract(address vault, address delegate, address contract_, bool value);
/// @notice Emitted when a user delegates a specific tokeneventDelegateForToken(address vault, address delegate, address contract_, uint256 tokenId, bool value);
/// @notice Emitted when a user revokes all delegationseventRevokeAllDelegates(address vault);
/// @notice Emitted when a user revoes all delegations for a given delegateeventRevokeDelegate(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
*/functiondelegateForAll(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
*/functiondelegateForContract(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
*/functiondelegateForToken(address delegate, address contract_, uint256 tokenId, bool value) external;
/**
* @notice Revoke all delegates
*/functionrevokeAllDelegates() external;
/**
* @notice Revoke a specific delegate for all their permissions
* @param delegate The hotwallet to revoke
*/functionrevokeDelegate(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
*/functionrevokeSelf(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
*/functiongetDelegationsByDelegate(address delegate) externalviewreturns (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
*/functiongetDelegatesForAll(address vault) externalviewreturns (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
*/functiongetDelegatesForContract(address vault, address contract_) externalviewreturns (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
*/functiongetDelegatesForToken(address vault, address contract_, uint256 tokenId)
externalviewreturns (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
*/functiongetContractLevelDelegations(address vault)
externalviewreturns (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
*/functiongetTokenLevelDelegations(address vault) externalviewreturns (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
*/functioncheckDelegateForAll(address delegate, address vault) externalviewreturns (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
*/functioncheckDelegateForContract(address delegate, address vault, address contract_)
externalviewreturns (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
*/functioncheckDelegateForToken(address delegate, address vault, address contract_, uint256 tokenId)
externalviewreturns (bool);
}
Contract Source Code
File 8 of 13: IERC165.sol
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)pragmasolidity ^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}.
*/interfaceIERC165{
/**
* @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.
*/functionsupportsInterface(bytes4 interfaceId) externalviewreturns (bool);
}
Contract Source Code
File 9 of 13: IERC2981.sol
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol)pragmasolidity ^0.8.0;import"../utils/introspection/IERC165.sol";
/**
* @dev Interface for the NFT Royalty Standard.
*
* A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal
* support for royalty payments across all NFT marketplaces and ecosystem participants.
*
* _Available since v4.5._
*/interfaceIERC2981isIERC165{
/**
* @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of
* exchange. The royalty amount is denominated and should be paid in that same unit of exchange.
*/functionroyaltyInfo(uint256 tokenId, uint256 salePrice)
externalviewreturns (address receiver, uint256 royaltyAmount);
}
Contract Source Code
File 10 of 13: IOperatorFilterRegistry.sol
// SPDX-License-Identifier: MITpragmasolidity ^0.8.13;interfaceIOperatorFilterRegistry{
/**
* @notice Returns true if operator is not filtered for a given token, either by address or codeHash. Also returns
* true if supplied registrant address is not registered.
*/functionisOperatorAllowed(address registrant, address operator) externalviewreturns (bool);
/**
* @notice Registers an address with the registry. May be called by address itself or by EIP-173 owner.
*/functionregister(address registrant) external;
/**
* @notice Registers an address with the registry and "subscribes" to another address's filtered operators and codeHashes.
*/functionregisterAndSubscribe(address registrant, address subscription) external;
/**
* @notice Registers an address with the registry and copies the filtered operators and codeHashes from another
* address without subscribing.
*/functionregisterAndCopyEntries(address registrant, address registrantToCopy) external;
/**
* @notice Unregisters an address with the registry and removes its subscription. May be called by address itself or by EIP-173 owner.
* Note that this does not remove any filtered addresses or codeHashes.
* Also note that any subscriptions to this registrant will still be active and follow the existing filtered addresses and codehashes.
*/functionunregister(address addr) external;
/**
* @notice Update an operator address for a registered address - when filtered is true, the operator is filtered.
*/functionupdateOperator(address registrant, address operator, bool filtered) external;
/**
* @notice Update multiple operators for a registered address - when filtered is true, the operators will be filtered. Reverts on duplicates.
*/functionupdateOperators(address registrant, address[] calldata operators, bool filtered) external;
/**
* @notice Update a codeHash for a registered address - when filtered is true, the codeHash is filtered.
*/functionupdateCodeHash(address registrant, bytes32 codehash, bool filtered) external;
/**
* @notice Update multiple codeHashes for a registered address - when filtered is true, the codeHashes will be filtered. Reverts on duplicates.
*/functionupdateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external;
/**
* @notice Subscribe an address to another registrant's filtered operators and codeHashes. Will remove previous
* subscription if present.
* Note that accounts with subscriptions may go on to subscribe to other accounts - in this case,
* subscriptions will not be forwarded. Instead the former subscription's existing entries will still be
* used.
*/functionsubscribe(address registrant, address registrantToSubscribe) external;
/**
* @notice Unsubscribe an address from its current subscribed registrant, and optionally copy its filtered operators and codeHashes.
*/functionunsubscribe(address registrant, bool copyExistingEntries) external;
/**
* @notice Get the subscription address of a given registrant, if any.
*/functionsubscriptionOf(address addr) externalreturns (address registrant);
/**
* @notice Get the set of addresses subscribed to a given registrant.
* Note that order is not guaranteed as updates are made.
*/functionsubscribers(address registrant) externalreturns (address[] memory);
/**
* @notice Get the subscriber at a given index in the set of addresses subscribed to a given registrant.
* Note that order is not guaranteed as updates are made.
*/functionsubscriberAt(address registrant, uint256 index) externalreturns (address);
/**
* @notice Copy filtered operators and codeHashes from a different registrantToCopy to addr.
*/functioncopyEntriesOf(address registrant, address registrantToCopy) external;
/**
* @notice Returns true if operator is filtered by a given address or its subscription.
*/functionisOperatorFiltered(address registrant, address operator) externalreturns (bool);
/**
* @notice Returns true if the hash of an address's code is filtered by a given address or its subscription.
*/functionisCodeHashOfFiltered(address registrant, address operatorWithCode) externalreturns (bool);
/**
* @notice Returns true if a codeHash is filtered by a given address or its subscription.
*/functionisCodeHashFiltered(address registrant, bytes32 codeHash) externalreturns (bool);
/**
* @notice Returns a list of filtered operators for a given address or its subscription.
*/functionfilteredOperators(address addr) externalreturns (address[] memory);
/**
* @notice Returns the set of filtered codeHashes for a given address or its subscription.
* Note that order is not guaranteed as updates are made.
*/functionfilteredCodeHashes(address addr) externalreturns (bytes32[] memory);
/**
* @notice Returns the filtered operator at the given index of the set of filtered operators for a given address or
* its subscription.
* Note that order is not guaranteed as updates are made.
*/functionfilteredOperatorAt(address registrant, uint256 index) externalreturns (address);
/**
* @notice Returns the filtered codeHash at the given index of the list of filtered codeHashes for a given address or
* its subscription.
* Note that order is not guaranteed as updates are made.
*/functionfilteredCodeHashAt(address registrant, uint256 index) externalreturns (bytes32);
/**
* @notice Returns true if an address has registered
*/functionisRegistered(address addr) externalreturns (bool);
/**
* @dev Convenience method to compute the code hash of an arbitrary contract
*/functioncodeHashOf(address addr) externalreturns (bytes32);
}
Contract Source Code
File 11 of 13: MultiOwnable.sol
// SPDX-License-Identifier: MITpragmasolidity ^0.8.20;abstractcontractMultiOwnable{
/// @notice The address which can admin mint for free, set merkle roots, and set auction paramsaddresspublic mintingOwner;
/// @notice The address which can update the metadata uriaddresspublic metadataOwner;
/// @notice The address which will be returned for the ERC721 owner() standard for setting royaltiesaddresspublic royaltyOwner;
/// @notice Raised when an unauthorized user calls a gated functionerrorAccessControl();
constructor() {
mintingOwner =msg.sender;
metadataOwner =msg.sender;
royaltyOwner =msg.sender;
}
modifieronlyMintingOwner() {
if (msg.sender!= mintingOwner) {
revert AccessControl();
}
_;
}
modifieronlyMetadataOwner() {
if (msg.sender!= metadataOwner) {
revert AccessControl();
}
_;
}
modifieronlyRoyaltyOwner() {
if (msg.sender!= royaltyOwner) {
revert AccessControl();
}
_;
}
////////////////////////////////////// ACCESS CONTROL ADDRESS UPDATES ///////////////////////////////////////// @notice Update the mintingOwner/// @dev Can also be used to revoke this power by setting to 0x0functionsetMintingOwner(address _mintingOwner) externalonlyMintingOwner{
mintingOwner = _mintingOwner;
}
/// @notice Update the metadataOwner/// @dev Can also be used to revoke this power by setting to 0x0/// @dev Should only be revoked after setting an IPFS url so others can pinfunctionsetMetadataOwner(address _metadataOwner) externalonlyMetadataOwner{
metadataOwner = _metadataOwner;
}
/// @notice Update the royaltyOwner/// @dev Can also be used to revoke this power by setting to 0x0functionsetRoyaltyOwner(address _royaltyOwner) externalonlyRoyaltyOwner{
royaltyOwner = _royaltyOwner;
}
/// @notice The address which can set royaltiesfunctionowner() externalviewreturns (address) {
return royaltyOwner;
}
}
Contract Source Code
File 12 of 13: OperatorFilterer.sol
// SPDX-License-Identifier: MITpragmasolidity ^0.8.13;import {IOperatorFilterRegistry} from"./IOperatorFilterRegistry.sol";
import {CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS} from"./lib/Constants.sol";
/**
* @title OperatorFilterer
* @notice Abstract contract whose constructor automatically registers and optionally subscribes to or copies another
* registrant's entries in the OperatorFilterRegistry.
* @dev This smart contract is meant to be inherited by token contracts so they can use the following:
* - `onlyAllowedOperator` modifier for `transferFrom` and `safeTransferFrom` methods.
* - `onlyAllowedOperatorApproval` modifier for `approve` and `setApprovalForAll` methods.
* Please note that if your token contract does not provide an owner with EIP-173, it must provide
* administration methods on the contract itself to interact with the registry otherwise the subscription
* will be locked to the options set during construction.
*/abstractcontractOperatorFilterer{
/// @dev Emitted when an operator is not allowed.errorOperatorNotAllowed(address operator);
IOperatorFilterRegistry publicconstant OPERATOR_FILTER_REGISTRY =
IOperatorFilterRegistry(CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS);
/// @dev The constructor that is called when the contract is being deployed.constructor(address subscriptionOrRegistrantToCopy, bool subscribe) {
// If an inheriting token contract is deployed to a network without the registry deployed, the modifier// will not revert, but the contract will need to be registered with the registry once it is deployed in// order for the modifier to filter addresses.if (address(OPERATOR_FILTER_REGISTRY).code.length>0) {
if (subscribe) {
OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy);
} else {
if (subscriptionOrRegistrantToCopy !=address(0)) {
OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy);
} else {
OPERATOR_FILTER_REGISTRY.register(address(this));
}
}
}
}
/**
* @dev A helper function to check if an operator is allowed.
*/modifieronlyAllowedOperator(addressfrom) virtual{
// Allow spending tokens from addresses with balance// Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred// from an EOA.if (from!=msg.sender) {
_checkFilterOperator(msg.sender);
}
_;
}
/**
* @dev A helper function to check if an operator approval is allowed.
*/modifieronlyAllowedOperatorApproval(address operator) virtual{
_checkFilterOperator(operator);
_;
}
/**
* @dev A helper function to check if an operator is allowed.
*/function_checkFilterOperator(address operator) internalviewvirtual{
// Check registry code length to facilitate testing in environments without a deployed registry.if (address(OPERATOR_FILTER_REGISTRY).code.length>0) {
// under normal circumstances, this function will revert rather than return false, but inheriting contracts// may specify their own OperatorFilterRegistry implementations, which may behave differentlyif (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) {
revert OperatorNotAllowed(operator);
}
}
}
}
Contract Source Code
File 13 of 13: Strings.sol
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts (last updated v4.7.0) (utils/Strings.sol)pragmasolidity ^0.8.0;/**
* @dev String operations.
*/libraryStrings{
bytes16privateconstant _HEX_SYMBOLS ="0123456789abcdef";
uint8privateconstant _ADDRESS_LENGTH =20;
/**
* @dev Converts a `uint256` to its ASCII `string` decimal representation.
*/functiontoString(uint256 value) internalpurereturns (stringmemory) {
// Inspired by OraclizeAPI's implementation - MIT licence// https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.solif (value ==0) {
return"0";
}
uint256 temp = value;
uint256 digits;
while (temp !=0) {
digits++;
temp /=10;
}
bytesmemory buffer =newbytes(digits);
while (value !=0) {
digits -=1;
buffer[digits] =bytes1(uint8(48+uint256(value %10)));
value /=10;
}
returnstring(buffer);
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
*/functiontoHexString(uint256 value) internalpurereturns (stringmemory) {
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.
*/functiontoHexString(uint256 value, uint256 length) internalpurereturns (stringmemory) {
bytesmemory buffer =newbytes(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");
returnstring(buffer);
}
/**
* @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.
*/functiontoHexString(address addr) internalpurereturns (stringmemory) {
return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
}
}