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CreatorCore.sol
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CreatorCore.sol
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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/// @author: manifold.xyz
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/utils/Strings.sol";
import "@openzeppelin/contracts/utils/introspection/ERC165.sol";
import "@openzeppelin/contracts/utils/introspection/ERC165Checker.sol";
import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol";
import "@openzeppelin/contracts-upgradeable/utils/AddressUpgradeable.sol";
import "../extensions/ICreatorExtensionTokenURI.sol";
import "./ICreatorCore.sol";
/**
* @dev Core creator implementation
*/
abstract contract CreatorCore is ReentrancyGuard, ICreatorCore, ERC165 {
using Strings for uint256;
using EnumerableSet for EnumerableSet.AddressSet;
using AddressUpgradeable for address;
uint256 _tokenCount = 0;
// Track registered extensions data
EnumerableSet.AddressSet internal _extensions;
EnumerableSet.AddressSet internal _blacklistedExtensions;
mapping (address => address) internal _extensionPermissions;
mapping (address => bool) internal _extensionApproveTransfers;
// For tracking which extension a token was minted by
mapping (uint256 => address) internal _tokensExtension;
// The baseURI for a given extension
mapping (address => string) private _extensionBaseURI;
mapping (address => bool) private _extensionBaseURIIdentical;
// The prefix for any tokens with a uri configured
mapping (address => string) private _extensionURIPrefix;
// Mapping for individual token URIs
mapping (uint256 => string) internal _tokenURIs;
// Royalty configurations
mapping (address => address payable[]) internal _extensionRoyaltyReceivers;
mapping (address => uint256[]) internal _extensionRoyaltyBPS;
mapping (uint256 => address payable[]) internal _tokenRoyaltyReceivers;
mapping (uint256 => uint256[]) internal _tokenRoyaltyBPS;
/**
* External interface identifiers for royalties
*/
/**
* @dev CreatorCore
*
* bytes4(keccak256('getRoyalties(uint256)')) == 0xbb3bafd6
*
* => 0xbb3bafd6 = 0xbb3bafd6
*/
bytes4 private constant _INTERFACE_ID_ROYALTIES_CREATORCORE = 0xbb3bafd6;
/**
* @dev Rarible: RoyaltiesV1
*
* bytes4(keccak256('getFeeRecipients(uint256)')) == 0xb9c4d9fb
* bytes4(keccak256('getFeeBps(uint256)')) == 0x0ebd4c7f
*
* => 0xb9c4d9fb ^ 0x0ebd4c7f = 0xb7799584
*/
bytes4 private constant _INTERFACE_ID_ROYALTIES_RARIBLE = 0xb7799584;
/**
* @dev Foundation
*
* bytes4(keccak256('getFees(uint256)')) == 0xd5a06d4c
*
* => 0xd5a06d4c = 0xd5a06d4c
*/
bytes4 private constant _INTERFACE_ID_ROYALTIES_FOUNDATION = 0xd5a06d4c;
/**
* @dev EIP-2981
*
* bytes4(keccak256("royaltyInfo(uint256,uint256)")) == 0x2a55205a
*
* => 0x2a55205a = 0x2a55205a
*/
bytes4 private constant _INTERFACE_ID_ROYALTIES_EIP2981 = 0x2a55205a;
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return interfaceId == type(ICreatorCore).interfaceId || super.supportsInterface(interfaceId)
|| interfaceId == _INTERFACE_ID_ROYALTIES_CREATORCORE || interfaceId == _INTERFACE_ID_ROYALTIES_RARIBLE
|| interfaceId == _INTERFACE_ID_ROYALTIES_FOUNDATION || interfaceId == _INTERFACE_ID_ROYALTIES_EIP2981;
}
/**
* @dev Only allows registered extensions to call the specified function
*/
modifier extensionRequired() {
require(_extensions.contains(msg.sender), "Must be registered extension");
_;
}
/**
* @dev Only allows non-blacklisted extensions
*/
modifier nonBlacklistRequired(address extension) {
require(!_blacklistedExtensions.contains(extension), "Extension blacklisted");
_;
}
/**
* @dev See {ICreatorCore-getExtensions}.
*/
function getExtensions() external view override returns (address[] memory extensions) {
extensions = new address[](_extensions.length());
for (uint i = 0; i < _extensions.length(); i++) {
extensions[i] = _extensions.at(i);
}
return extensions;
}
/**
* @dev Register an extension
*/
function _registerExtension(address extension, string calldata baseURI, bool baseURIIdentical) internal {
require(extension != address(0) && extension != address(this), "Creator: Invalid");
require(extension.isContract(), "Creator: Extension must be a contract");
if (!_extensions.contains(extension)) {
_extensionBaseURI[extension] = baseURI;
_extensionBaseURIIdentical[extension] = baseURIIdentical;
emit ExtensionRegistered(extension, msg.sender);
_extensions.add(extension);
}
}
/**
* @dev Unregister an extension
*/
function _unregisterExtension(address extension) internal {
if (_extensions.contains(extension)) {
emit ExtensionUnregistered(extension, msg.sender);
_extensions.remove(extension);
}
}
/**
* @dev Blacklist an extension
*/
function _blacklistExtension(address extension) internal {
require(extension != address(0) && extension != address(this), "Cannot blacklist yourself");
if (_extensions.contains(extension)) {
emit ExtensionUnregistered(extension, msg.sender);
_extensions.remove(extension);
}
if (!_blacklistedExtensions.contains(extension)) {
emit ExtensionBlacklisted(extension, msg.sender);
_blacklistedExtensions.add(extension);
}
}
/**
* @dev Set base token uri for an extension
*/
function _setBaseTokenURIExtension(string calldata uri, bool identical) internal {
_extensionBaseURI[msg.sender] = uri;
_extensionBaseURIIdentical[msg.sender] = identical;
}
/**
* @dev Set token uri prefix for an extension
*/
function _setTokenURIPrefixExtension(string calldata prefix) internal {
_extensionURIPrefix[msg.sender] = prefix;
}
/**
* @dev Set token uri for a token of an extension
*/
function _setTokenURIExtension(uint256 tokenId, string calldata uri) internal {
require(_tokensExtension[tokenId] == msg.sender, "Invalid token");
_tokenURIs[tokenId] = uri;
}
/**
* @dev Set base token uri for tokens with no extension
*/
function _setBaseTokenURI(string memory uri) internal {
_extensionBaseURI[address(0)] = uri;
}
/**
* @dev Set token uri prefix for tokens with no extension
*/
function _setTokenURIPrefix(string calldata prefix) internal {
_extensionURIPrefix[address(0)] = prefix;
}
/**
* @dev Set token uri for a token with no extension
*/
function _setTokenURI(uint256 tokenId, string calldata uri) internal {
require(tokenId > 0 && tokenId <= _tokenCount && _tokensExtension[tokenId] == address(0), "Invalid token");
_tokenURIs[tokenId] = uri;
}
/**
* @dev Retrieve a token's URI
*/
function _tokenURI(uint256 tokenId) internal view returns (string memory) {
require(tokenId > 0 && tokenId <= _tokenCount, "Invalid token");
address extension = _tokensExtension[tokenId];
require(!_blacklistedExtensions.contains(extension), "Extension blacklisted");
if (bytes(_tokenURIs[tokenId]).length != 0) {
if (bytes(_extensionURIPrefix[extension]).length != 0) {
return string(abi.encodePacked(_extensionURIPrefix[extension],_tokenURIs[tokenId]));
}
return _tokenURIs[tokenId];
}
if (ERC165Checker.supportsInterface(extension, type(ICreatorExtensionTokenURI).interfaceId)) {
return ICreatorExtensionTokenURI(extension).tokenURI(address(this), tokenId);
}
if (!_extensionBaseURIIdentical[extension]) {
return string(abi.encodePacked(_extensionBaseURI[extension], tokenId.toString()));
} else {
return _extensionBaseURI[extension];
}
}
/**
* Get token extension
*/
function _tokenExtension(uint256 tokenId) internal view returns (address extension) {
extension = _tokensExtension[tokenId];
require(extension != address(0), "No extension for token");
require(!_blacklistedExtensions.contains(extension), "Extension blacklisted");
return extension;
}
/**
* Helper to get royalties for a token
*/
function _getRoyalties(uint256 tokenId) view internal returns (address payable[] storage, uint256[] storage) {
return (_getRoyaltyReceivers(tokenId), _getRoyaltyBPS(tokenId));
}
/**
* Helper to get royalty receivers for a token
*/
function _getRoyaltyReceivers(uint256 tokenId) view internal returns (address payable[] storage) {
if (_tokenRoyaltyReceivers[tokenId].length > 0) {
return _tokenRoyaltyReceivers[tokenId];
} else if (_extensionRoyaltyReceivers[_tokensExtension[tokenId]].length > 0) {
return _extensionRoyaltyReceivers[_tokensExtension[tokenId]];
}
return _extensionRoyaltyReceivers[address(0)];
}
/**
* Helper to get royalty basis points for a token
*/
function _getRoyaltyBPS(uint256 tokenId) view internal returns (uint256[] storage) {
if (_tokenRoyaltyBPS[tokenId].length > 0) {
return _tokenRoyaltyBPS[tokenId];
} else if (_extensionRoyaltyBPS[_tokensExtension[tokenId]].length > 0) {
return _extensionRoyaltyBPS[_tokensExtension[tokenId]];
}
return _extensionRoyaltyBPS[address(0)];
}
function _getRoyaltyInfo(uint256 tokenId, uint256 value) view internal returns (address receiver, uint256 amount){
address payable[] storage receivers = _getRoyaltyReceivers(tokenId);
require(receivers.length <= 1, "More than 1 royalty receiver");
if (receivers.length == 0) {
return (address(this), 0);
}
return (receivers[0], _getRoyaltyBPS(tokenId)[0]*value/10000);
}
/**
* Set royalties for a token
*/
function _setRoyalties(uint256 tokenId, address payable[] calldata receivers, uint256[] calldata basisPoints) internal {
require(receivers.length == basisPoints.length, "Invalid input");
uint256 totalBasisPoints;
for (uint i = 0; i < basisPoints.length; i++) {
totalBasisPoints += basisPoints[i];
}
require(totalBasisPoints < 10000, "Invalid total royalties");
_tokenRoyaltyReceivers[tokenId] = receivers;
_tokenRoyaltyBPS[tokenId] = basisPoints;
emit RoyaltiesUpdated(tokenId, receivers, basisPoints);
}
/**
* Set royalties for all tokens of an extension
*/
function _setRoyaltiesExtension(address extension, address payable[] calldata receivers, uint256[] calldata basisPoints) internal {
require(receivers.length == basisPoints.length, "Invalid input");
uint256 totalBasisPoints;
for (uint i = 0; i < basisPoints.length; i++) {
totalBasisPoints += basisPoints[i];
}
require(totalBasisPoints < 10000, "Invalid total royalties");
_extensionRoyaltyReceivers[extension] = receivers;
_extensionRoyaltyBPS[extension] = basisPoints;
if (extension == address(0)) {
emit DefaultRoyaltiesUpdated(receivers, basisPoints);
} else {
emit ExtensionRoyaltiesUpdated(extension, receivers, basisPoints);
}
}
}