Contract Name:
DaoDonDiamond
Contract Source Code:
<i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;
import "./LibDiamond.sol";
import "./facets/DiamondCutAndLoupeFacet.sol";
import {IERC721Upgradeable} from "@openzeppelin/contracts-upgradeable/interfaces/IERC721Upgradeable.sol";
import {IERC721MetadataUpgradeable} from "@openzeppelin/contracts-upgradeable/interfaces/IERC721MetadataUpgradeable.sol";
import {IERC165} from "@openzeppelin/contracts/interfaces/IERC165.sol";
import {IERC2981} from "@openzeppelin/contracts/interfaces/IERC2981.sol";
contract DaoDonDiamond is Ownable {
constructor(
string memory baseTokenURI,
address multisigWallet,
address daodonCardAddress,
address _diamondCutAndLoupeFacetAddress,
address methodsExposureFacetAddress
) {
LibDiamond.AppStorage storage _as = LibDiamond.appStorage();
_as.baseTokenURI = baseTokenURI;
_as.royaltiesBasisPoints = 650;
_as.royaltiesRecipient = multisigWallet;
_as.maxSupply = 885;
_as.daodonCardAddress = daodonCardAddress; //0xf0873Dea4a3d2D08586F0Dd94fa5cd2d1A28EC01;
_as.methodsExposureFacetAddress = methodsExposureFacetAddress;
_as.seaportAddress = 0x00000000006c3852cbEf3e08E8dF289169EdE581;
LibDiamond.DiamondStorage storage ds = LibDiamond.diamondStorage();
ds.supportedInterfaces[type(IERC165).interfaceId] = true;
ds.supportedInterfaces[type(IDiamondCut).interfaceId] = true;
ds.supportedInterfaces[type(IDiamondLoupe).interfaceId] = true;
ds.supportedInterfaces[type(IERC721Upgradeable).interfaceId] = true;
ds.supportedInterfaces[type(IERC721MetadataUpgradeable).interfaceId] = true;
ds.supportedInterfaces[type(IERC2981).interfaceId] = true;
bytes4[] memory selectors = new bytes4[](6);
selectors[0] = DiamondCutAndLoupeFacet.diamondCut.selector;
selectors[1] = DiamondCutAndLoupeFacet.facets.selector;
selectors[2] = DiamondCutAndLoupeFacet.facetFunctionSelectors.selector;
selectors[3] = DiamondCutAndLoupeFacet.facetAddresses.selector;
selectors[4] = DiamondCutAndLoupeFacet.facetAddress.selector;
selectors[5] = DiamondCutAndLoupeFacet.supportsInterface.selector;
LibDiamond.addFunctions(_diamondCutAndLoupeFacetAddress, selectors);
}
function implementation() public view returns (address) {
LibDiamond.AppStorage storage _as = LibDiamond.appStorage();
return _as.methodsExposureFacetAddress;
}
// =========== Lifecycle ===========
// Find facet for function that is called and execute the
// function if a facet is found and return any value.
// To learn more about this implementation read EIP 2535
fallback() external payable {
address facet = LibDiamond.diamondStorage().selectorToFacetAndPosition[msg.sig].facetAddress;
require(facet != address(0), "Diamond: Function does not exist");
assembly {
calldatacopy(0, 0, calldatasize())
let result := delegatecall(gas(), facet, 0, calldatasize(), 0, 0)
returndatacopy(0, 0, returndatasize())
switch result
case 0 {
revert(0, returndatasize())
}
default {
return(0, returndatasize())
}
}
}
/*
@dev
To enable receiving ETH
*/
receive() external payable {}
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;
import "@openzeppelin/contracts/access/Ownable.sol";
/******************************************************************************\
* Author: Nick Mudge <nick@perfectabstractions.com> (https://twitter.com/mudgen)
* EIP-2535 Diamond Standard: https://eips.ethereum.org/EIPS/eip-2535
/******************************************************************************/
interface IDiamondCut {
enum FacetCutAction {
Add,
Replace,
Remove
}
// Add=0, Replace=1, Remove=2
struct FacetCut {
address facetAddress;
FacetCutAction action;
bytes4[] functionSelectors;
}
/// @notice Add/replace/remove any number of functions and optionally execute
/// a function with delegatecall
/// @param _diamondCut Contains the facet addresses and function selectors
/// @param _init The address of the contract or facet to execute _calldata
/// @param _calldata A function call, including function selector and arguments
/// _calldata is executed with delegatecall on _init
function diamondCut(
FacetCut[] calldata _diamondCut,
address _init,
bytes calldata _calldata
) external;
event DiamondCut(FacetCut[] _diamondCut, address _init, bytes _calldata);
}
/******************************************************************************\
* Author: Nick Mudge <nick@perfectabstractions.com> (https://twitter.com/mudgen)
* EIP-2535 Diamond Standard: https://eips.ethereum.org/EIPS/eip-2535
/******************************************************************************/
// A loupe is a small magnifying glass used to look at diamonds.
// These functions look at diamonds
interface IDiamondLoupe {
/// These functions are expected to be called frequently
/// by tools.
struct Facet {
address facetAddress;
bytes4[] functionSelectors;
}
/// @notice Gets all facet addresses and their four byte function selectors.
/// @return facets_ Facet
function facets() external view returns (Facet[] memory facets_);
/// @notice Gets all the function selectors supported by a specific facet.
/// @param _facet The facet address.
/// @return facetFunctionSelectors_
function facetFunctionSelectors(address _facet) external view returns (bytes4[] memory facetFunctionSelectors_);
/// @notice Get all the facet addresses used by a diamond.
/// @return facetAddresses_
function facetAddresses() external view returns (address[] memory facetAddresses_);
/// @notice Gets the facet that supports the given selector.
/// @dev If facet is not found return address(0).
/// @param _functionSelector The function selector.
/// @return facetAddress_ The facet address.
function facetAddress(bytes4 _functionSelector) external view returns (address facetAddress_);
}
interface IOpenseaSeaportConduitController {
function getConduit(bytes32 conduitKey) external view returns (address conduit, bool exists);
function getChannelStatus(address conduit, address channel) external view returns (bool isOpen);
}
library LibDiamond {
bytes32 constant DIAMOND_STORAGE_POSITION = keccak256("diamond.standard.diamond.storage");
bytes32 constant APP_STORAGE_POSITION = keccak256("diamond.standard.app.storage");
uint256 public constant PERCENTAGE_DENOMINATOR = 10000;
address public constant X2Y2_ERC721_DELEGATE = 0xF849de01B080aDC3A814FaBE1E2087475cF2E354;
address public constant LOOKSRARE_ERC721_TRANSFER_MANAGER = 0xf42aa99F011A1fA7CDA90E5E98b277E306BcA83e;
address public constant OPENSEA_CONDUIT = 0x1E0049783F008A0085193E00003D00cd54003c71;
IOpenseaSeaportConduitController public constant OPENSEA_SEAPORT_CONDUIT_CONTROLLER =
IOpenseaSeaportConduitController(0x00000000F9490004C11Cef243f5400493c00Ad63);
struct FacetAddressAndPosition {
address facetAddress;
uint16 functionSelectorPosition; // position in facetFunctionSelectors.functionSelectors array
}
struct FacetFunctionSelectors {
bytes4[] functionSelectors;
uint16 facetAddressPosition; // position of facetAddress in facetAddresses array
}
struct DiamondStorage {
// maps function selector to the facet address and
// the position of the selector in the facetFunctionSelectors.selectors array
mapping(bytes4 => FacetAddressAndPosition) selectorToFacetAndPosition;
// maps facet addresses to function selectors
mapping(address => FacetFunctionSelectors) facetFunctionSelectors;
// facet addresses
address[] facetAddresses;
// Used to query if a contract implements an interface.
// Used to implement ERC-165.
mapping(bytes4 => bool) supportedInterfaces;
}
struct AppStorage {
string name;
string symbol;
uint256 royaltiesBasisPoints;
string baseTokenURI;
address royaltiesRecipient;
uint32 maxSupply;
address daodonCardAddress;
address methodsExposureFacetAddress;
address seaportAddress;
bool claimOpen;
}
function diamondStorage() internal pure returns (DiamondStorage storage ds) {
bytes32 position = DIAMOND_STORAGE_POSITION;
assembly {
ds.slot := position
}
}
function appStorage() internal pure returns (AppStorage storage _as) {
bytes32 position = APP_STORAGE_POSITION;
assembly {
_as.slot := position
}
}
event DiamondCut(IDiamondCut.FacetCut[] _diamondCut, address _init, bytes _calldata);
// Internal function version of diamondCut
function diamondCut(
IDiamondCut.FacetCut[] memory _diamondCut,
address _init,
bytes memory _calldata
) internal {
for (uint256 facetIndex; facetIndex < _diamondCut.length; facetIndex++) {
IDiamondCut.FacetCutAction action = _diamondCut[facetIndex].action;
if (action == IDiamondCut.FacetCutAction.Add) {
addFunctions(_diamondCut[facetIndex].facetAddress, _diamondCut[facetIndex].functionSelectors);
} else if (action == IDiamondCut.FacetCutAction.Replace) {
replaceFunctions(_diamondCut[facetIndex].facetAddress, _diamondCut[facetIndex].functionSelectors);
} else if (action == IDiamondCut.FacetCutAction.Remove) {
removeFunctions(_diamondCut[facetIndex].facetAddress, _diamondCut[facetIndex].functionSelectors);
} else {
revert("LibDiamondCut: Incorrect FacetCutAction");
}
}
emit DiamondCut(_diamondCut, _init, _calldata);
initializeDiamondCut(_init, _calldata);
}
function addFunctions(address _facetAddress, bytes4[] memory _functionSelectors) internal {
require(_functionSelectors.length > 0, "LibDiamondCut: No selectors in facet to cut");
DiamondStorage storage ds = diamondStorage();
// uint16 selectorCount = uint16(diamondStorage().selectors.length);
require(_facetAddress != address(0), "LibDiamondCut: Add facet can't be address(0)");
uint16 selectorPosition = uint16(ds.facetFunctionSelectors[_facetAddress].functionSelectors.length);
// add new facet address if it does not exist
if (selectorPosition == 0) {
enforceHasContractCode(_facetAddress, "LibDiamondCut: New facet has no code");
ds.facetFunctionSelectors[_facetAddress].facetAddressPosition = uint16(ds.facetAddresses.length);
ds.facetAddresses.push(_facetAddress);
}
for (uint256 selectorIndex; selectorIndex < _functionSelectors.length; selectorIndex++) {
bytes4 selector = _functionSelectors[selectorIndex];
address oldFacetAddress = ds.selectorToFacetAndPosition[selector].facetAddress;
require(oldFacetAddress == address(0), "LibDiamondCut: Can't add function that already exists");
ds.facetFunctionSelectors[_facetAddress].functionSelectors.push(selector);
ds.selectorToFacetAndPosition[selector].facetAddress = _facetAddress;
ds.selectorToFacetAndPosition[selector].functionSelectorPosition = selectorPosition;
selectorPosition++;
}
}
function replaceFunctions(address _facetAddress, bytes4[] memory _functionSelectors) internal {
require(_functionSelectors.length > 0, "LibDiamondCut: No selectors in facet to cut");
DiamondStorage storage ds = diamondStorage();
require(_facetAddress != address(0), "LibDiamondCut: Add facet can't be address(0)");
uint16 selectorPosition = uint16(ds.facetFunctionSelectors[_facetAddress].functionSelectors.length);
// add new facet address if it does not exist
if (selectorPosition == 0) {
enforceHasContractCode(_facetAddress, "LibDiamondCut: New facet has no code");
ds.facetFunctionSelectors[_facetAddress].facetAddressPosition = uint16(ds.facetAddresses.length);
ds.facetAddresses.push(_facetAddress);
}
for (uint256 selectorIndex; selectorIndex < _functionSelectors.length; selectorIndex++) {
bytes4 selector = _functionSelectors[selectorIndex];
address oldFacetAddress = ds.selectorToFacetAndPosition[selector].facetAddress;
require(oldFacetAddress != _facetAddress, "LibDiamondCut: Can't replace function with same function");
removeFunction(oldFacetAddress, selector);
// add function
ds.selectorToFacetAndPosition[selector].functionSelectorPosition = selectorPosition;
ds.facetFunctionSelectors[_facetAddress].functionSelectors.push(selector);
ds.selectorToFacetAndPosition[selector].facetAddress = _facetAddress;
selectorPosition++;
}
}
function removeFunctions(address _facetAddress, bytes4[] memory _functionSelectors) internal {
require(_functionSelectors.length > 0, "LibDiamondCut: No selectors in facet to cut");
DiamondStorage storage ds = diamondStorage();
// if function does not exist then do nothing and return
require(_facetAddress == address(0), "LibDiamondCut: Remove facet address must be address(0)");
for (uint256 selectorIndex; selectorIndex < _functionSelectors.length; selectorIndex++) {
bytes4 selector = _functionSelectors[selectorIndex];
address oldFacetAddress = ds.selectorToFacetAndPosition[selector].facetAddress;
removeFunction(oldFacetAddress, selector);
}
}
function removeFunction(address _facetAddress, bytes4 _selector) internal {
DiamondStorage storage ds = diamondStorage();
require(_facetAddress != address(0), "LibDiamondCut: Can't remove function that doesn't exist");
// an immutable function is a function defined directly in a diamond
require(_facetAddress != address(this), "LibDiamondCut: Can't remove immutable function");
// replace selector with last selector, then delete last selector
uint256 selectorPosition = ds.selectorToFacetAndPosition[_selector].functionSelectorPosition;
uint256 lastSelectorPosition = ds.facetFunctionSelectors[_facetAddress].functionSelectors.length - 1;
// if not the same then replace _selector with lastSelector
if (selectorPosition != lastSelectorPosition) {
bytes4 lastSelector = ds.facetFunctionSelectors[_facetAddress].functionSelectors[lastSelectorPosition];
ds.facetFunctionSelectors[_facetAddress].functionSelectors[selectorPosition] = lastSelector;
ds.selectorToFacetAndPosition[lastSelector].functionSelectorPosition = uint16(selectorPosition);
}
// delete the last selector
ds.facetFunctionSelectors[_facetAddress].functionSelectors.pop();
delete ds.selectorToFacetAndPosition[_selector];
// if no more selectors for facet address then delete the facet address
if (lastSelectorPosition == 0) {
// replace facet address with last facet address and delete last facet address
uint256 lastFacetAddressPosition = ds.facetAddresses.length - 1;
uint256 facetAddressPosition = ds.facetFunctionSelectors[_facetAddress].facetAddressPosition;
if (facetAddressPosition != lastFacetAddressPosition) {
address lastFacetAddress = ds.facetAddresses[lastFacetAddressPosition];
ds.facetAddresses[facetAddressPosition] = lastFacetAddress;
ds.facetFunctionSelectors[lastFacetAddress].facetAddressPosition = uint16(facetAddressPosition);
}
ds.facetAddresses.pop();
delete ds.facetFunctionSelectors[_facetAddress].facetAddressPosition;
}
}
function initializeDiamondCut(address _init, bytes memory _calldata) internal {
if (_init == address(0)) {
require(_calldata.length == 0, "LibDiamondCut: _init is address(0) but_calldata is not empty");
} else {
require(_calldata.length > 0, "LibDiamondCut: _calldata is empty but _init is not address(0)");
if (_init != address(this)) {
enforceHasContractCode(_init, "LibDiamondCut: _init address has no code");
}
(bool success, bytes memory error) = _init.delegatecall(_calldata);
if (!success) {
if (error.length > 0) {
// bubble up the error
revert(string(error));
} else {
revert("LibDiamondCut: _init function reverted");
}
}
}
}
function enforceHasContractCode(address _contract, string memory _errorMessage) internal view {
uint256 contractSize;
assembly {
contractSize := extcodesize(_contract)
}
require(contractSize > 0, _errorMessage);
}
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;
/******************************************************************************\
* Author: Nick Mudge <nick@perfectabstractions.com> (https://twitter.com/mudgen)
* EIP-2535 Diamond Standard: https://eips.ethereum.org/EIPS/eip-2535
/******************************************************************************/
import "../LibDiamond.sol";
import "./BaseFacet.sol";
import { IERC165 } from "@openzeppelin/contracts/interfaces/IERC165.sol";
contract DiamondCutAndLoupeFacet is BaseFacet, IDiamondCut, IDiamondLoupe, IERC165 {
/// @notice Add/replace/remove any number of functions and optionally execute
/// a function with delegatecall
/// @param _diamondCut Contains the facet addresses and function selectors
/// @param _init The address of the contract or facet to execute _calldata
/// @param _calldata A function call, including function selector and arguments
/// _calldata is executed with delegatecall on _init
function diamondCut(
IDiamondCut.FacetCut[] calldata _diamondCut,
address _init,
bytes calldata _calldata
) external onlyOwner {
LibDiamond.diamondCut(_diamondCut, _init, _calldata);
}
/// These functions are expected to be called frequently by tools.
/// @notice Gets all facets and their selectors.
/// @return facets_ Facet
function facets() external override view returns (Facet[] memory facets_) {
LibDiamond.DiamondStorage storage ds = LibDiamond.diamondStorage();
uint256 numFacets = ds.facetAddresses.length;
facets_ = new Facet[](numFacets);
for (uint256 i; i < numFacets; i++) {
address facetAddress_ = ds.facetAddresses[i];
facets_[i].facetAddress = facetAddress_;
facets_[i].functionSelectors = ds.facetFunctionSelectors[facetAddress_].functionSelectors;
}
}
/// @notice Gets all the function selectors provided by a facet.
/// @param _facet The facet address.
/// @return facetFunctionSelectors_
function facetFunctionSelectors(address _facet) external override view returns (bytes4[] memory facetFunctionSelectors_) {
LibDiamond.DiamondStorage storage ds = LibDiamond.diamondStorage();
facetFunctionSelectors_ = ds.facetFunctionSelectors[_facet].functionSelectors;
}
/// @notice Get all the facet addresses used by a diamond.
/// @return facetAddresses_
function facetAddresses() external override view returns (address[] memory facetAddresses_) {
LibDiamond.DiamondStorage storage ds = LibDiamond.diamondStorage();
facetAddresses_ = ds.facetAddresses;
}
/// @notice Gets the facet that supports the given selector.
/// @dev If facet is not found return address(0).
/// @param _functionSelector The function selector.
/// @return facetAddress_ The facet address.
function facetAddress(bytes4 _functionSelector) external override view returns (address facetAddress_) {
LibDiamond.DiamondStorage storage ds = LibDiamond.diamondStorage();
facetAddress_ = ds.selectorToFacetAndPosition[_functionSelector].facetAddress;
}
// This implements ERC-165.
function supportsInterface(bytes4 _interfaceId) external override view returns (bool) {
LibDiamond.DiamondStorage storage ds = LibDiamond.diamondStorage();
return ds.supportedInterfaces[_interfaceId];
}
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (interfaces/IERC721.sol)
pragma solidity ^0.8.0;
import "../token/ERC721/IERC721Upgradeable.sol";
<i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (interfaces/IERC721Metadata.sol)
pragma solidity ^0.8.0;
import "../token/ERC721/extensions/IERC721MetadataUpgradeable.sol";
<i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (interfaces/IERC165.sol)
pragma solidity ^0.8.0;
import "../utils/introspection/IERC165.sol";
<i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol)
pragma solidity ^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._
*/
interface IERC2981 is IERC165 {
/**
* @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.
*/
function royaltyInfo(uint256 tokenId, uint256 salePrice)
external
view
returns (address receiver, uint256 royaltyAmount);
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)
pragma solidity ^0.8.0;
import "../utils/Context.sol";
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
pragma solidity ^0.8.0;
/**
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;
import "@openzeppelin/contracts/access/Ownable.sol";
import "../LibDiamond.sol";
abstract contract BaseFacet is Ownable {
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC165 standard, as defined in the
* https://eips.ethereum.org/EIPS/eip-165[EIP].
*
* Implementers can declare support of contract interfaces, which can then be
* queried by others ({ERC165Checker}).
*
* For an implementation, see {ERC165}.
*/
interface IERC165 {
/**
* @dev Returns true if this contract implements the interface defined by
* `interfaceId`. See the corresponding
* https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
* to learn more about how these ids are created.
*
* This function call must use less than 30 000 gas.
*/
function supportsInterface(bytes4 interfaceId) external view returns (bool);
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol)
pragma solidity ^0.8.0;
import "../../utils/introspection/IERC165Upgradeable.sol";
/**
* @dev Required interface of an ERC721 compliant contract.
*/
interface IERC721Upgradeable is IERC165Upgradeable {
/**
* @dev Emitted when `tokenId` token is transferred from `from` to `to`.
*/
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
/**
* @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
*/
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
/**
* @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
*/
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
/**
* @dev Returns the number of tokens in ``owner``'s account.
*/
function balanceOf(address owner) external view returns (uint256 balance);
/**
* @dev Returns the owner of the `tokenId` token.
*
* Requirements:
*
* - `tokenId` must exist.
*/
function ownerOf(uint256 tokenId) external view returns (address owner);
/**
* @dev Safely transfers `tokenId` token from `from` to `to`.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `tokenId` token must exist and be owned by `from`.
* - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
* - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
*
* Emits a {Transfer} event.
*/
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes calldata data
) external;
/**
* @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
* are aware of the ERC721 protocol to prevent tokens from being forever locked.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `tokenId` token must exist and be owned by `from`.
* - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}.
* - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
*
* Emits a {Transfer} event.
*/
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) external;
/**
* @dev Transfers `tokenId` token from `from` to `to`.
*
* WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721
* or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must
* understand this adds an external call which potentially creates a reentrancy vulnerability.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `tokenId` token must be owned by `from`.
* - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
*
* Emits a {Transfer} event.
*/
function transferFrom(
address from,
address to,
uint256 tokenId
) external;
/**
* @dev Gives permission to `to` to transfer `tokenId` token to another account.
* The approval is cleared when the token is transferred.
*
* Only a single account can be approved at a time, so approving the zero address clears previous approvals.
*
* Requirements:
*
* - The caller must own the token or be an approved operator.
* - `tokenId` must exist.
*
* Emits an {Approval} event.
*/
function approve(address to, uint256 tokenId) external;
/**
* @dev Approve or remove `operator` as an operator for the caller.
* Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
*
* Requirements:
*
* - The `operator` cannot be the caller.
*
* Emits an {ApprovalForAll} event.
*/
function setApprovalForAll(address operator, bool _approved) external;
/**
* @dev Returns the account approved for `tokenId` token.
*
* Requirements:
*
* - `tokenId` must exist.
*/
function getApproved(uint256 tokenId) external view returns (address operator);
/**
* @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
*
* See {setApprovalForAll}
*/
function isApprovedForAll(address owner, address operator) external view returns (bool);
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC165 standard, as defined in the
* https://eips.ethereum.org/EIPS/eip-165[EIP].
*
* Implementers can declare support of contract interfaces, which can then be
* queried by others ({ERC165Checker}).
*
* For an implementation, see {ERC165}.
*/
interface IERC165Upgradeable {
/**
* @dev Returns true if this contract implements the interface defined by
* `interfaceId`. See the corresponding
* https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
* to learn more about how these ids are created.
*
* This function call must use less than 30 000 gas.
*/
function supportsInterface(bytes4 interfaceId) external view returns (bool);
} <i class='far fa-question-circle text-muted ms-2' data-bs-trigger='hover' data-bs-toggle='tooltip' data-bs-html='true' data-bs-title='Click on the check box to select individual contract to compare. Only 1 contract can be selected from each side.'></i>
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol)
pragma solidity ^0.8.0;
import "../IERC721Upgradeable.sol";
/**
* @title ERC-721 Non-Fungible Token Standard, optional metadata extension
* @dev See https://eips.ethereum.org/EIPS/eip-721
*/
interface IERC721MetadataUpgradeable is IERC721Upgradeable {
/**
* @dev Returns the token collection name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the token collection symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
*/
function tokenURI(uint256 tokenId) external view returns (string memory);
}