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| Safe Transfer Fr... | 24320005 | 8 days ago | IN | 0 ETH | 0.0002246 | ||||
| Set Approval For... | 24279282 | 14 days ago | IN | 0 ETH | 0.0000015 | ||||
| Set Approval For... | 24279277 | 14 days ago | IN | 0 ETH | 0.00000288 | ||||
| Safe Transfer Fr... | 24239733 | 19 days ago | IN | 0 ETH | 0.00019612 | ||||
| Set Approval For... | 24050360 | 46 days ago | IN | 0 ETH | 0.00000134 | ||||
| Set Approval For... | 24012565 | 51 days ago | IN | 0 ETH | 0.00000214 | ||||
| Set Approval For... | 23767295 | 86 days ago | IN | 0 ETH | 0.00000455 | ||||
| Set Approval For... | 23764173 | 86 days ago | IN | 0 ETH | 0.00000732 | ||||
| Set Approval For... | 23476264 | 126 days ago | IN | 0 ETH | 0.00009537 | ||||
| Set Approval For... | 23431216 | 133 days ago | IN | 0 ETH | 0.00002973 | ||||
| Safe Transfer Fr... | 23238119 | 160 days ago | IN | 0 ETH | 0.00007028 | ||||
| Safe Transfer Fr... | 22634277 | 244 days ago | IN | 0 ETH | 0.00017647 | ||||
| Safe Transfer Fr... | 22633151 | 244 days ago | IN | 0 ETH | 0.00031286 | ||||
| Set Approval For... | 22426924 | 273 days ago | IN | 0 ETH | 0.00004996 | ||||
| Set Approval For... | 21935259 | 342 days ago | IN | 0 ETH | 0.00002969 | ||||
| Safe Transfer Fr... | 20957606 | 478 days ago | IN | 0 ETH | 0.00165747 | ||||
| Safe Transfer Fr... | 20949333 | 479 days ago | IN | 0 ETH | 0.00092475 | ||||
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| Safe Transfer Fr... | 20903770 | 486 days ago | IN | 0 ETH | 0.00054009 | ||||
| Safe Transfer Fr... | 20851892 | 493 days ago | IN | 0 ETH | 0.00052414 |
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Minimal Proxy Contract for 0x69906f4e94648f1b419364ae306b4c4e267a4872
Contract Name:
NiftyForge721Slim
Compiler Version
v0.8.9+commit.e5eed63a
Contract Source Code (Solidity Standard Json-Input format)
//SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import './NFT/ERC721Slim.sol';
import './Modules/INFModuleWithRoyalties.sol';
import './Modules/INFModuleTokenURI.sol';
import './INiftyForge721Slim.sol';
/// @title NiftyForge721Slim
/// @author Simon Fremaux (@dievardump)
/// @dev This is a "slim" version of an ERC721 for NiftyForge
/// Slim ERC721 do not have all the bells and whistle (no roles, no modules, no events)
/// Slim is mostly made for series (Generative stuff, Series with incremntial token ids, PFPs...)
/// or for controlled env
/// The mint starts from 1 (or 0) and goes up, until maxTokenId
/// If a minter is set at initialisation, only this address can mint. forever.
/// else, only the owner can mint.
/// royalties are not managed per item, but are contract wide.
contract NiftyForge721Slim is ERC721Slim {
error NotAuthorized();
error OutOfJpegs();
error MaxTokenAlreadySet();
error AlreadyMinted();
error NotZeroMint();
error WrongTransferTo();
/// @notice the only address that can mint on this collection. It can never be changed
address public minter;
/// @notice how many were minted so far
uint256 public minted;
/// @notice offset used to start token id at 0 if needed
uint256 public offsetId;
// count the burned to get totalSuply()
uint256 internal _burned;
/// @notice maximum tokens that can be created on this contract
// this can be set only once by the owner of the contract
// this is used to ensure a max token creation that can be used
// for example when people create a series of XX elements
// since this contract works with "Minters", it is good to
// be able to set in it that there is a max number of elements
// and that this can not change
uint256 public maxSupply;
/// @notice this is the constructor of the contract, called at the time of creation
/// Although it uses what are called upgradeable contracts, this is only to
/// be able to make deployment cheap using a Proxy but NiftyForge contracts
/// ARE NOT UPGRADEABLE => the proxy used is not an upgradeable proxy, the implementation is immutable
/// @param name_ name of the contract (see ERC721)
/// @param symbol_ symbol of the contract (see ERC721)
/// @param contractURI_ The contract URI (containing its metadata) - can be empty ""
/// @param baseURI_ the contract baseURI (if there is) - can be empty ""
/// @param owner_ Address to whom transfer ownership
/// @param minter_ The address that has the right to mint on the collection
/// @param contractRoyaltiesRecipient the recipient, if the contract has "contract wide royalties"
/// @param contractRoyaltiesValue the value, modules to add / enable directly at creation
function initialize(
string memory name_,
string memory symbol_,
string memory contractURI_,
string memory baseURI_,
address owner_,
address minter_,
address contractRoyaltiesRecipient,
uint256 contractRoyaltiesValue
) external initializer {
__ERC721Slim__init(name_, symbol_, contractURI_, baseURI_, address(0));
if (address(0) != minter_) {
minter = minter_;
}
_setDefaultRoyalties(
contractRoyaltiesRecipient,
contractRoyaltiesValue
);
// transfer owner only after attaching modules
if (owner_ != address(0)) {
transferOwnership(owner_);
}
}
////////////////////////////////////////////////////////////
// Modifiers //
////////////////////////////////////////////////////////////
modifier onlyMinter() {
// make sure minter has the right to mint (minter if set, else owner)
address _minter = minter;
address sender = msg.sender;
if (_minter != address(0)) {
if (sender != _minter) revert NotAuthorized();
} else if (sender != owner()) {
revert NotAuthorized();
}
_;
}
////////////////////////////////////////////////////////////
// Getters //
////////////////////////////////////////////////////////////
/// @notice getter for the version of the implementation
/// @return the current implementation version following the scheme 0x[erc][type][version]
/// erc: 00 => ERC721 | 01 => ERC1155
/// type: 00 => full | 01 => slim
/// version: 00, 01, 02, 03...
function version() external view returns (bytes3) {
return hex'000101';
}
/// @notice Since this contract can only mint in sequence, we can keep track of totalSupply easily
/// @return the current total supply
function totalSupply() external view returns (uint256) {
return minted - _burned;
}
/// @notice returns a tokenURI
/// @dev This function will first check if the minter is an INFModuleTokenURI
/// if yes, tries to get the tokenURI from it
/// else it lets the tokenURI be built as usual using _baseURI
///
/// @param tokenId the tokenId
/// @return uri the tokenURI
/// @inheritdoc ERC721Upgradeable
function tokenURI(uint256 tokenId)
public
view
virtual
override
returns (string memory uri)
{
require(_exists(tokenId), '!UNKNOWN_TOKEN!');
address _minter = minter;
if (
_minter != address(0) &&
AddressUpgradeable.isContract(_minter) &&
IERC165Upgradeable(_minter).supportsInterface(
type(INFModuleTokenURI).interfaceId
)
) {
uri = INFModuleTokenURI(_minter).tokenURI(address(this), tokenId);
}
// if uri not set, get it with the normal tokenURI
if (bytes(uri).length == 0) {
uri = super.tokenURI(tokenId);
}
}
////////////////////////////////////////////////////////////
// Interaction //
////////////////////////////////////////////////////////////
/// @notice Mint one token to `to`
/// @param to the recipient
/// @return tokenId the tokenId minted
function mint(address to) public onlyMinter returns (uint256 tokenId) {
tokenId = _singleMint(to, address(0));
}
/// @notice Mint one token to `to` and transfers to `transferTo`
/// @param to the first recipient
/// @param transferTo the end recipient
/// @return tokenId the tokenId minted
function mint(address to, address transferTo)
public
onlyMinter
returns (uint256 tokenId)
{
tokenId = _singleMint(to, transferTo);
}
/// @notice Mint `count` tokens to `to`
/// @param to array of address of recipients
/// @return startId and endId
function mintBatch(address to, uint256 count)
public
onlyMinter
returns (uint256 startId, uint256 endId)
{
if (count == 0) revert NotZeroMint();
uint256 offset = offsetId;
uint256 minted_ = minted;
startId = minted_ + 1 - offset;
endId = startId + count - 1;
// in the case we start ids at 0, the maxId is: maxSupply - 1
if (maxSupply != 0 && endId > (maxSupply - offset)) {
revert OutOfJpegs();
}
for (uint256 i; i < count; i++) {
_safeMint(to, startId + i);
}
// updating after mint, so a reEntrancy would throw.
minted = minted_ + count;
}
////////////////////////////////////////////////////////////
// Owner //
////////////////////////////////////////////////////////////
/// @notice allows owner to set maxsupply
/// @dev be careful, this is a one time call function.
/// When set, the maxSupply can not be reverted nor changed
/// @param maxSupply_ the max supply for this contract
function setMaxSupply(uint256 maxSupply_) external onlyOwner {
if (maxSupply != 0) revert MaxTokenAlreadySet();
maxSupply = maxSupply_;
}
/// @notice This function allows to offset the next id in order to start ids at 0
function startAtZero() external onlyOwner {
if (minted != 0) revert AlreadyMinted();
offsetId = 1;
}
////////////////////////////////////////////////////////////
// Internal //
////////////////////////////////////////////////////////////
function _singleMint(address to, address transferTo)
internal
returns (uint256 tokenId)
{
uint256 offset = offsetId;
tokenId = minted + 1 - offset;
// in the case we start ids at 0, the maxId is: maxSupply - 1
if (maxSupply != 0 && tokenId > (maxSupply - offset)) {
revert OutOfJpegs();
}
_safeMint(to, tokenId);
if (transferTo != address(0)) {
_transfer(to, transferTo, tokenId);
}
// updating after mint, so a reEntrancy would throw.
minted++;
}
/// @inheritdoc ERC721Upgradeable
function _burn(uint256 tokenId) internal virtual override {
_burned++;
super._burn(tokenId);
}
/// @dev Gets token royalties taking modules into account
/// @param tokenId the token id for which we check the royalties
function _getTokenRoyalty(uint256 tokenId)
internal
view
override
returns (address royaltyRecipient, uint256 royaltyAmount)
{
require(_exists(tokenId), '!UNKNOWN_TOKEN!');
(royaltyRecipient, royaltyAmount) = super._getTokenRoyalty(tokenId);
// if there are no royalties set already
// try to see if "minter" is set and is supposed to manage royalties
if (royaltyAmount == 0) {
address _minter = minter;
if (
_minter != address(0) &&
AddressUpgradeable.isContract(_minter) &&
IERC165Upgradeable(_minter).supportsInterface(
type(INFModuleWithRoyalties).interfaceId
)
) {
(royaltyRecipient, royaltyAmount) = INFModuleWithRoyalties(
_minter
).royaltyInfo(address(this), tokenId);
}
}
}
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "../utils/ContextUpgradeable.sol";
import "../proxy/utils/Initializable.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 OwnableUpgradeable is Initializable, ContextUpgradeable {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
function __Ownable_init() internal initializer {
__Context_init_unchained();
__Ownable_init_unchained();
}
function __Ownable_init_unchained() internal initializer {
_setOwner(_msgSender());
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
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 {
_setOwner(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");
_setOwner(newOwner);
}
function _setOwner(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
uint256[49] private __gap;
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC1271 standard signature validation method for
* contracts as defined in https://eips.ethereum.org/EIPS/eip-1271[ERC-1271].
*
* _Available since v4.1._
*/
interface IERC1271Upgradeable {
/**
* @dev Should return whether the signature provided is valid for the provided data
* @param hash Hash of the data to be signed
* @param signature Signature byte array associated with _data
*/
function isValidSignature(bytes32 hash, bytes memory signature) external view returns (bytes4 magicValue);
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed
* behind a proxy. Since a proxied contract can't have a constructor, it's common to move constructor logic to an
* external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer
* function so it can only be called once. The {initializer} modifier provided by this contract will have this effect.
*
* TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as
* possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}.
*
* CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure
* that all initializers are idempotent. This is not verified automatically as constructors are by Solidity.
*/
abstract contract Initializable {
/**
* @dev Indicates that the contract has been initialized.
*/
bool private _initialized;
/**
* @dev Indicates that the contract is in the process of being initialized.
*/
bool private _initializing;
/**
* @dev Modifier to protect an initializer function from being invoked twice.
*/
modifier initializer() {
require(_initializing || !_initialized, "Initializable: contract is already initialized");
bool isTopLevelCall = !_initializing;
if (isTopLevelCall) {
_initializing = true;
_initialized = true;
}
_;
if (isTopLevelCall) {
_initializing = false;
}
}
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "../../utils/introspection/IERC165Upgradeable.sol";
/**
* @dev Required interface of an ERC1155 compliant contract, as defined in the
* https://eips.ethereum.org/EIPS/eip-1155[EIP].
*
* _Available since v3.1._
*/
interface IERC1155Upgradeable is IERC165Upgradeable {
/**
* @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`.
*/
event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);
/**
* @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all
* transfers.
*/
event TransferBatch(
address indexed operator,
address indexed from,
address indexed to,
uint256[] ids,
uint256[] values
);
/**
* @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to
* `approved`.
*/
event ApprovalForAll(address indexed account, address indexed operator, bool approved);
/**
* @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.
*
* If an {URI} event was emitted for `id`, the standard
* https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value
* returned by {IERC1155MetadataURI-uri}.
*/
event URI(string value, uint256 indexed id);
/**
* @dev Returns the amount of tokens of token type `id` owned by `account`.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
function balanceOf(address account, uint256 id) external view returns (uint256);
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.
*
* Requirements:
*
* - `accounts` and `ids` must have the same length.
*/
function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids)
external
view
returns (uint256[] memory);
/**
* @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`,
*
* Emits an {ApprovalForAll} event.
*
* Requirements:
*
* - `operator` cannot be the caller.
*/
function setApprovalForAll(address operator, bool approved) external;
/**
* @dev Returns true if `operator` is approved to transfer ``account``'s tokens.
*
* See {setApprovalForAll}.
*/
function isApprovedForAll(address account, address operator) external view returns (bool);
/**
* @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - If the caller is not `from`, it must be have been approved to spend ``from``'s tokens via {setApprovalForAll}.
* - `from` must have a balance of tokens of type `id` of at least `amount`.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
* acceptance magic value.
*/
function safeTransferFrom(
address from,
address to,
uint256 id,
uint256 amount,
bytes calldata data
) external;
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - `ids` and `amounts` must have the same length.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
* acceptance magic value.
*/
function safeBatchTransferFrom(
address from,
address to,
uint256[] calldata ids,
uint256[] calldata amounts,
bytes calldata data
) external;
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20Upgradeable {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(
address sender,
address recipient,
uint256 amount
) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "./IERC721Upgradeable.sol";
import "./IERC721ReceiverUpgradeable.sol";
import "./extensions/IERC721MetadataUpgradeable.sol";
import "../../utils/AddressUpgradeable.sol";
import "../../utils/ContextUpgradeable.sol";
import "../../utils/StringsUpgradeable.sol";
import "../../utils/introspection/ERC165Upgradeable.sol";
import "../../proxy/utils/Initializable.sol";
/**
* @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
* the Metadata extension, but not including the Enumerable extension, which is available separately as
* {ERC721Enumerable}.
*/
contract ERC721Upgradeable is Initializable, ContextUpgradeable, ERC165Upgradeable, IERC721Upgradeable, IERC721MetadataUpgradeable {
using AddressUpgradeable for address;
using StringsUpgradeable for uint256;
// Token name
string private _name;
// Token symbol
string private _symbol;
// Mapping from token ID to owner address
mapping(uint256 => address) private _owners;
// Mapping owner address to token count
mapping(address => uint256) private _balances;
// Mapping from token ID to approved address
mapping(uint256 => address) private _tokenApprovals;
// Mapping from owner to operator approvals
mapping(address => mapping(address => bool)) private _operatorApprovals;
/**
* @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
*/
function __ERC721_init(string memory name_, string memory symbol_) internal initializer {
__Context_init_unchained();
__ERC165_init_unchained();
__ERC721_init_unchained(name_, symbol_);
}
function __ERC721_init_unchained(string memory name_, string memory symbol_) internal initializer {
_name = name_;
_symbol = symbol_;
}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165Upgradeable, IERC165Upgradeable) returns (bool) {
return
interfaceId == type(IERC721Upgradeable).interfaceId ||
interfaceId == type(IERC721MetadataUpgradeable).interfaceId ||
super.supportsInterface(interfaceId);
}
/**
* @dev See {IERC721-balanceOf}.
*/
function balanceOf(address owner) public view virtual override returns (uint256) {
require(owner != address(0), "ERC721: balance query for the zero address");
return _balances[owner];
}
/**
* @dev See {IERC721-ownerOf}.
*/
function ownerOf(uint256 tokenId) public view virtual override returns (address) {
address owner = _owners[tokenId];
require(owner != address(0), "ERC721: owner query for nonexistent token");
return owner;
}
/**
* @dev See {IERC721Metadata-name}.
*/
function name() public view virtual override returns (string memory) {
return _name;
}
/**
* @dev See {IERC721Metadata-symbol}.
*/
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
/**
* @dev See {IERC721Metadata-tokenURI}.
*/
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");
string memory baseURI = _baseURI();
return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : "";
}
/**
* @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
* token will be the concatenation of the `baseURI` and the `tokenId`. Empty
* by default, can be overriden in child contracts.
*/
function _baseURI() internal view virtual returns (string memory) {
return "";
}
/**
* @dev See {IERC721-approve}.
*/
function approve(address to, uint256 tokenId) public virtual override {
address owner = ERC721Upgradeable.ownerOf(tokenId);
require(to != owner, "ERC721: approval to current owner");
require(
_msgSender() == owner || isApprovedForAll(owner, _msgSender()),
"ERC721: approve caller is not owner nor approved for all"
);
_approve(to, tokenId);
}
/**
* @dev See {IERC721-getApproved}.
*/
function getApproved(uint256 tokenId) public view virtual override returns (address) {
require(_exists(tokenId), "ERC721: approved query for nonexistent token");
return _tokenApprovals[tokenId];
}
/**
* @dev See {IERC721-setApprovalForAll}.
*/
function setApprovalForAll(address operator, bool approved) public virtual override {
require(operator != _msgSender(), "ERC721: approve to caller");
_operatorApprovals[_msgSender()][operator] = approved;
emit ApprovalForAll(_msgSender(), operator, approved);
}
/**
* @dev See {IERC721-isApprovedForAll}.
*/
function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
return _operatorApprovals[owner][operator];
}
/**
* @dev See {IERC721-transferFrom}.
*/
function transferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
//solhint-disable-next-line max-line-length
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
_transfer(from, to, tokenId);
}
/**
* @dev See {IERC721-safeTransferFrom}.
*/
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
safeTransferFrom(from, to, tokenId, "");
}
/**
* @dev See {IERC721-safeTransferFrom}.
*/
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes memory _data
) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
_safeTransfer(from, to, tokenId, _data);
}
/**
* @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.
*
* `_data` is additional data, it has no specified format and it is sent in call to `to`.
*
* This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
* implement alternative mechanisms to perform token transfer, such as signature-based.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `tokenId` token must exist and be owned by `from`.
* - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
*
* Emits a {Transfer} event.
*/
function _safeTransfer(
address from,
address to,
uint256 tokenId,
bytes memory _data
) internal virtual {
_transfer(from, to, tokenId);
require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
}
/**
* @dev Returns whether `tokenId` exists.
*
* Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
*
* Tokens start existing when they are minted (`_mint`),
* and stop existing when they are burned (`_burn`).
*/
function _exists(uint256 tokenId) internal view virtual returns (bool) {
return _owners[tokenId] != address(0);
}
/**
* @dev Returns whether `spender` is allowed to manage `tokenId`.
*
* Requirements:
*
* - `tokenId` must exist.
*/
function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
require(_exists(tokenId), "ERC721: operator query for nonexistent token");
address owner = ERC721Upgradeable.ownerOf(tokenId);
return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender));
}
/**
* @dev Safely mints `tokenId` and transfers it to `to`.
*
* Requirements:
*
* - `tokenId` must not exist.
* - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
*
* Emits a {Transfer} event.
*/
function _safeMint(address to, uint256 tokenId) internal virtual {
_safeMint(to, tokenId, "");
}
/**
* @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is
* forwarded in {IERC721Receiver-onERC721Received} to contract recipients.
*/
function _safeMint(
address to,
uint256 tokenId,
bytes memory _data
) internal virtual {
_mint(to, tokenId);
require(
_checkOnERC721Received(address(0), to, tokenId, _data),
"ERC721: transfer to non ERC721Receiver implementer"
);
}
/**
* @dev Mints `tokenId` and transfers it to `to`.
*
* WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
*
* Requirements:
*
* - `tokenId` must not exist.
* - `to` cannot be the zero address.
*
* Emits a {Transfer} event.
*/
function _mint(address to, uint256 tokenId) internal virtual {
require(to != address(0), "ERC721: mint to the zero address");
require(!_exists(tokenId), "ERC721: token already minted");
_beforeTokenTransfer(address(0), to, tokenId);
_balances[to] += 1;
_owners[tokenId] = to;
emit Transfer(address(0), to, tokenId);
}
/**
* @dev Destroys `tokenId`.
* The approval is cleared when the token is burned.
*
* Requirements:
*
* - `tokenId` must exist.
*
* Emits a {Transfer} event.
*/
function _burn(uint256 tokenId) internal virtual {
address owner = ERC721Upgradeable.ownerOf(tokenId);
_beforeTokenTransfer(owner, address(0), tokenId);
// Clear approvals
_approve(address(0), tokenId);
_balances[owner] -= 1;
delete _owners[tokenId];
emit Transfer(owner, address(0), tokenId);
}
/**
* @dev Transfers `tokenId` from `from` to `to`.
* As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - `tokenId` token must be owned by `from`.
*
* Emits a {Transfer} event.
*/
function _transfer(
address from,
address to,
uint256 tokenId
) internal virtual {
require(ERC721Upgradeable.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own");
require(to != address(0), "ERC721: transfer to the zero address");
_beforeTokenTransfer(from, to, tokenId);
// Clear approvals from the previous owner
_approve(address(0), tokenId);
_balances[from] -= 1;
_balances[to] += 1;
_owners[tokenId] = to;
emit Transfer(from, to, tokenId);
}
/**
* @dev Approve `to` to operate on `tokenId`
*
* Emits a {Approval} event.
*/
function _approve(address to, uint256 tokenId) internal virtual {
_tokenApprovals[tokenId] = to;
emit Approval(ERC721Upgradeable.ownerOf(tokenId), to, tokenId);
}
/**
* @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
* The call is not executed if the target address is not a contract.
*
* @param from address representing the previous owner of the given token ID
* @param to target address that will receive the tokens
* @param tokenId uint256 ID of the token to be transferred
* @param _data bytes optional data to send along with the call
* @return bool whether the call correctly returned the expected magic value
*/
function _checkOnERC721Received(
address from,
address to,
uint256 tokenId,
bytes memory _data
) private returns (bool) {
if (to.isContract()) {
try IERC721ReceiverUpgradeable(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
return retval == IERC721ReceiverUpgradeable.onERC721Received.selector;
} catch (bytes memory reason) {
if (reason.length == 0) {
revert("ERC721: transfer to non ERC721Receiver implementer");
} else {
assembly {
revert(add(32, reason), mload(reason))
}
}
}
} else {
return true;
}
}
/**
* @dev Hook that is called before any token transfer. This includes minting
* and burning.
*
* Calling conditions:
*
* - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
* transferred to `to`.
* - When `from` is zero, `tokenId` will be minted for `to`.
* - When `to` is zero, ``from``'s `tokenId` will be burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _beforeTokenTransfer(
address from,
address to,
uint256 tokenId
) internal virtual {}
uint256[44] private __gap;
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @title ERC721 token receiver interface
* @dev Interface for any contract that wants to support safeTransfers
* from ERC721 asset contracts.
*/
interface IERC721ReceiverUpgradeable {
/**
* @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
* by `operator` from `from`, this function is called.
*
* It must return its Solidity selector to confirm the token transfer.
* If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.
*
* The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`.
*/
function onERC721Received(
address operator,
address from,
uint256 tokenId,
bytes calldata data
) external returns (bytes4);
}// SPDX-License-Identifier: MIT
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`, 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 be 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: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
*
* 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 Returns the account approved for `tokenId` token.
*
* Requirements:
*
* - `tokenId` must exist.
*/
function getApproved(uint256 tokenId) external view returns (address operator);
/**
* @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 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);
/**
* @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;
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "../ERC721Upgradeable.sol";
import "../../../utils/ContextUpgradeable.sol";
import "../../../proxy/utils/Initializable.sol";
/**
* @title ERC721 Burnable Token
* @dev ERC721 Token that can be irreversibly burned (destroyed).
*/
abstract contract ERC721BurnableUpgradeable is Initializable, ContextUpgradeable, ERC721Upgradeable {
function __ERC721Burnable_init() internal initializer {
__Context_init_unchained();
__ERC165_init_unchained();
__ERC721Burnable_init_unchained();
}
function __ERC721Burnable_init_unchained() internal initializer {
}
/**
* @dev Burns `tokenId`. See {ERC721-_burn}.
*
* Requirements:
*
* - The caller must own `tokenId` or be an approved operator.
*/
function burn(uint256 tokenId) public virtual {
//solhint-disable-next-line max-line-length
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721Burnable: caller is not owner nor approved");
_burn(tokenId);
}
uint256[50] private __gap;
}// SPDX-License-Identifier: MIT
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);
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @dev Collection of functions related to the address type
*/
library AddressUpgradeable {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain `call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(
address target,
bytes memory data,
uint256 value
) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason using the provided one.
*
* _Available since v4.3._
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "../proxy/utils/Initializable.sol";
/**
* @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 ContextUpgradeable is Initializable {
function __Context_init() internal initializer {
__Context_init_unchained();
}
function __Context_init_unchained() internal initializer {
}
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
uint256[50] private __gap;
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @dev String operations.
*/
library StringsUpgradeable {
bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";
/**
* @dev Converts a `uint256` to its ASCII `string` decimal representation.
*/
function toString(uint256 value) internal pure returns (string memory) {
// Inspired by OraclizeAPI's implementation - MIT licence
// https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol
if (value == 0) {
return "0";
}
uint256 temp = value;
uint256 digits;
while (temp != 0) {
digits++;
temp /= 10;
}
bytes memory buffer = new bytes(digits);
while (value != 0) {
digits -= 1;
buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
value /= 10;
}
return string(buffer);
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
*/
function toHexString(uint256 value) internal pure returns (string memory) {
if (value == 0) {
return "0x00";
}
uint256 temp = value;
uint256 length = 0;
while (temp != 0) {
length++;
temp >>= 8;
}
return toHexString(value, length);
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
*/
function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
bytes memory buffer = new bytes(2 * length + 2);
buffer[0] = "0";
buffer[1] = "x";
for (uint256 i = 2 * length + 1; i > 1; --i) {
buffer[i] = _HEX_SYMBOLS[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.
*
* These functions can be used to verify that a message was signed by the holder
* of the private keys of a given address.
*/
library ECDSAUpgradeable {
enum RecoverError {
NoError,
InvalidSignature,
InvalidSignatureLength,
InvalidSignatureS,
InvalidSignatureV
}
function _throwError(RecoverError error) private pure {
if (error == RecoverError.NoError) {
return; // no error: do nothing
} 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");
} else if (error == RecoverError.InvalidSignatureV) {
revert("ECDSA: invalid signature 'v' value");
}
}
/**
* @dev Returns the address that signed a hashed message (`hash`) with
* `signature` or error string. This address can then be used for verification purposes.
*
* The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
* this function rejects them by requiring the `s` value to be in the lower
* half order, and the `v` value to be either 27 or 28.
*
* IMPORTANT: `hash` _must_ be the result of a hash operation for the
* verification to be secure: it is possible to craft signatures that
* recover to arbitrary addresses for non-hashed data. A safe way to ensure
* this is by receiving a hash of the original message (which may otherwise
* be too long), and then calling {toEthSignedMessageHash} on it.
*
* Documentation for signature generation:
* - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]
* - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]
*
* _Available since v4.3._
*/
function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
// Check the signature length
// - case 65: r,s,v signature (standard)
// - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._
if (signature.length == 65) {
bytes32 r;
bytes32 s;
uint8 v;
// ecrecover takes the signature parameters, and the only way to get them
// currently is to use assembly.
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 if (signature.length == 64) {
bytes32 r;
bytes32 vs;
// ecrecover takes the signature parameters, and the only way to get them
// currently is to use assembly.
assembly {
r := mload(add(signature, 0x20))
vs := mload(add(signature, 0x40))
}
return tryRecover(hash, r, vs);
} else {
return (address(0), RecoverError.InvalidSignatureLength);
}
}
/**
* @dev Returns the address that signed a hashed message (`hash`) with
* `signature`. This address can then be used for verification purposes.
*
* The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
* this function rejects them by requiring the `s` value to be in the lower
* half order, and the `v` value to be either 27 or 28.
*
* IMPORTANT: `hash` _must_ be the result of a hash operation for the
* verification to be secure: it is possible to craft signatures that
* recover to arbitrary addresses for non-hashed data. A safe way to ensure
* this is by receiving a hash of the original message (which may otherwise
* be too long), and then calling {toEthSignedMessageHash} on it.
*/
function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, signature);
_throwError(error);
return recovered;
}
/**
* @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.
*
* See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
*
* _Available since v4.3._
*/
function tryRecover(
bytes32 hash,
bytes32 r,
bytes32 vs
) internal pure returns (address, RecoverError) {
bytes32 s;
uint8 v;
assembly {
s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff)
v := add(shr(255, vs), 27)
}
return tryRecover(hash, v, r, s);
}
/**
* @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately.
*
* _Available since v4.2._
*/
function recover(
bytes32 hash,
bytes32 r,
bytes32 vs
) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, r, vs);
_throwError(error);
return recovered;
}
/**
* @dev Overload of {ECDSA-tryRecover} that receives the `v`,
* `r` and `s` signature fields separately.
*
* _Available since v4.3._
*/
function tryRecover(
bytes32 hash,
uint8 v,
bytes32 r,
bytes32 s
) internal pure returns (address, RecoverError) {
// EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature
// unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines
// the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most
// signatures from current libraries generate a unique signature with an s-value in the lower half order.
//
// If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value
// with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or
// vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept
// these malleable signatures as well.
if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
return (address(0), RecoverError.InvalidSignatureS);
}
if (v != 27 && v != 28) {
return (address(0), RecoverError.InvalidSignatureV);
}
// If the signature is valid (and not malleable), return the signer address
address signer = ecrecover(hash, v, r, s);
if (signer == address(0)) {
return (address(0), RecoverError.InvalidSignature);
}
return (signer, RecoverError.NoError);
}
/**
* @dev Overload of {ECDSA-recover} that receives the `v`,
* `r` and `s` signature fields separately.
*/
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;
}
/**
* @dev Returns an Ethereum Signed Message, created from a `hash`. This
* produces hash corresponding to the one signed with the
* https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
* JSON-RPC method as part of EIP-191.
*
* See {recover}.
*/
function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {
// 32 is the length in bytes of hash,
// enforced by the type signature above
return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
}
/**
* @dev Returns an Ethereum Signed Typed Data, created from a
* `domainSeparator` and a `structHash`. This produces hash corresponding
* to the one signed with the
* https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`]
* JSON-RPC method as part of EIP-712.
*
* See {recover}.
*/
function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
}
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "./ECDSAUpgradeable.sol";
import "../AddressUpgradeable.sol";
import "../../interfaces/IERC1271Upgradeable.sol";
/**
* @dev Signature verification helper: Provide a single mechanism to verify both private-key (EOA) ECDSA signature and
* ERC1271 contract sigantures. Using this instead of ECDSA.recover in your contract will make them compatible with
* smart contract wallets such as Argent and Gnosis.
*
* Note: unlike ECDSA signatures, contract signature's are revocable, and the outcome of this function can thus change
* through time. It could return true at block N and false at block N+1 (or the opposite).
*
* _Available since v4.1._
*/
library SignatureCheckerUpgradeable {
function isValidSignatureNow(
address signer,
bytes32 hash,
bytes memory signature
) internal view returns (bool) {
(address recovered, ECDSAUpgradeable.RecoverError error) = ECDSAUpgradeable.tryRecover(hash, signature);
if (error == ECDSAUpgradeable.RecoverError.NoError && recovered == signer) {
return true;
}
(bool success, bytes memory result) = signer.staticcall(
abi.encodeWithSelector(IERC1271Upgradeable.isValidSignature.selector, hash, signature)
);
return (success && result.length == 32 && abi.decode(result, (bytes4)) == IERC1271Upgradeable.isValidSignature.selector);
}
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "./IERC165Upgradeable.sol";
import "../../proxy/utils/Initializable.sol";
/**
* @dev Implementation of the {IERC165} interface.
*
* Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
* for the additional interface id that will be supported. For example:
*
* ```solidity
* function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
* return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
* }
* ```
*
* Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
*/
abstract contract ERC165Upgradeable is Initializable, IERC165Upgradeable {
function __ERC165_init() internal initializer {
__ERC165_init_unchained();
}
function __ERC165_init_unchained() internal initializer {
}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165Upgradeable).interfaceId;
}
uint256[50] private __gap;
}// SPDX-License-Identifier: MIT
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);
}//SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import './NFT/IERC721Slim.sol';
/// @title INiftyForge721Slim
/// @author Simon Fremaux (@dievardump)
interface INiftyForge721Slim is IERC721Slim {
/// @notice this is the constructor of the contract, called at the time of creation
/// Although it uses what are called upgradeable contracts, this is only to
/// be able to make deployment cheap using a Proxy but NiftyForge contracts
/// ARE NOT UPGRADEABLE => the proxy used is not an upgradeable proxy, the implementation is immutable
/// @param name_ name of the contract (see ERC721)
/// @param symbol_ symbol of the contract (see ERC721)
/// @param contractURI_ The contract URI (containing its metadata) - can be empty ""
/// @param baseURI_ the contract baseURI (if there is) - can be empty ""
/// @param owner_ Address to whom transfer ownership
/// @param minter_ The address that has the right to mint on this contract
/// @param contractRoyaltiesRecipient the recipient, if the contract has "contract wide royalties"
/// @param contractRoyaltiesValue the value, modules to add / enable directly at creation
function initialize(
string memory name_,
string memory symbol_,
string memory contractURI_,
string memory baseURI_,
address owner_,
address minter_,
address contractRoyaltiesRecipient,
uint256 contractRoyaltiesValue
) external;
/// @notice getter for the version of the implementation
/// @return the current implementation version following the scheme 0x[erc][type][version]
/// erc: 00 => ERC721 | 01 => ERC1155
/// type: 00 => full | 01 => slim
/// version: 00, 01, 02, 03...
function version() external view returns (bytes3);
/// @notice the module/address that can mint on this contract (if address(0) then owner())
function minter() external view returns (address);
/// @notice how many tokens exists
function totalSupply() external view returns (uint256);
/// @notice how many tokens have been minted
function minted() external view returns (uint256);
/// @notice maximum tokens that can be created on this contract
function maxSupply() external view returns (uint256);
/// @notice Mint one token to `to`
/// @param to the recipient
/// @return tokenId the tokenId minted
function mint(address to) external returns (uint256 tokenId);
/// @notice Mint one token to `to` and transfers to `transferTo`
/// @param to the first recipient
/// @param transferTo the end recipient
/// @return tokenId the tokenId minted
function mint(address to, address transferTo)
external
returns (uint256 tokenId);
/// @notice Mint `count` tokens to `to`
/// @param to array of address of recipients
/// @return startId and endId
function mintBatch(address to, uint256 count)
external
returns (uint256 startId, uint256 endId);
}//SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
interface INFModuleTokenURI {
function tokenURI(address registry, uint256 tokenId)
external
view
returns (string memory);
}//SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
interface INFModuleWithRoyalties {
/// @notice Return royalties (recipient, basisPoint) for tokenId
/// @dev Contrary to EIP2981, modules are expected to return basisPoint for second parameters
/// This in order to allow right royalties on marketplaces not supporting 2981 (like Rarible)
/// @param registry registry to check id of
/// @param tokenId token to check
/// @return recipient and basisPoint for this tokenId
function royaltyInfo(address registry, uint256 tokenId)
external
view
returns (address recipient, uint256 basisPoint);
}//SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import "@openzeppelin/contracts-upgradeable/token/ERC721/ERC721Upgradeable.sol";
import "@openzeppelin/contracts-upgradeable/utils/cryptography/SignatureCheckerUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/utils/cryptography/ECDSAUpgradeable.sol";
/// @title ERC721WithPermit
/// @author Simon Fremaux (@dievardump)
/// @notice This implementation differs from what I can see everywhere else
/// My take on Permits for NFTs is that the nonce should be linked to the tokens
/// and not to an owner.
/// Whenever a token is transfered, its nonce should increase.
/// This allows to emit a lot of Permit (for sales for example) but ensure they
/// will get invalidated after the token is transfered
/// This also allows an owner to emit several Permit on different tokens
/// and not have Permit to be used one after the other
/// Example:
/// An owner sign a Permit of sale on OpenSea and on Rarible at the same time
/// Only the first one that will sell the item will be able to use the permit
/// The nonce being incremented, this Permits won't be usable anymore
abstract contract ERC721WithPermit is ERC721Upgradeable {
bytes32 public constant PERMIT_TYPEHASH =
keccak256(
"Permit(address spender,uint256 tokenId,uint256 nonce,uint256 deadline)"
);
bytes32 private _deploymentDomainSeparator;
uint256 private _deploymentChainId;
mapping(uint256 => uint256) private _nonces;
// function to initialize the contract
function __ERC721WithPermit_init() internal {
uint256 chainId;
//solhint-disable-next-line no-inline-assembly
assembly {
chainId := chainid()
}
_deploymentChainId = chainId;
_deploymentDomainSeparator = _calculateDomainSeparator(chainId);
}
/// @dev Return the DOMAIN_SEPARATOR.
function DOMAIN_SEPARATOR() public view returns (bytes32) {
uint256 chainId;
//solhint-disable-next-line no-inline-assembly
assembly {
chainId := chainid()
}
// in case a fork happen, to support the chain that had to change its chainId,, we compute the domain operator
return
chainId == _deploymentChainId
? _deploymentDomainSeparator
: _calculateDomainSeparator(chainId);
}
/// @notice Allows to retrieve current nonce for token
/// @param tokenId token id
/// @return current nonce
function nonce(uint256 tokenId) public view returns (uint256) {
require(_exists(tokenId), "!UNKNOWN_TOKEN!");
return _nonces[tokenId];
}
/// @notice Allows to retrieve current nonce for token
/// @param tokenId token id
/// @return current nonce
function nonces(uint256 tokenId) public view returns (uint256) {
return nonce(tokenId);
}
function makePermitDigest(
address spender,
uint256 tokenId,
uint256 nonce_,
uint256 deadline
) public view returns (bytes32) {
return
ECDSAUpgradeable.toTypedDataHash(
DOMAIN_SEPARATOR(),
keccak256(
abi.encode(
PERMIT_TYPEHASH,
spender,
tokenId,
nonce_,
deadline
)
)
);
}
/// @notice function to be called by anyone to approve `spender` using a Permit signature
/// @dev Anyone can call this to approve `spender`, even a third-party
/// @param spender the actor to approve
/// @param tokenId the token id
/// @param deadline the deadline for the permit to be used
/// @param signature permit
function permit(
address spender,
uint256 tokenId,
uint256 deadline,
bytes memory signature
) public {
require(deadline >= block.timestamp, "!PERMIT_DEADLINE_EXPIRED!");
// this will revert if token is burned
address owner_ = ownerOf(tokenId);
bytes32 digest = makePermitDigest(
spender,
tokenId,
_nonces[tokenId],
deadline
);
(address recoveredAddress, ) = ECDSAUpgradeable.tryRecover(
digest,
signature
);
require(
(
// no need to check for recoveredAddress == 0
// because if it's 0, it won't work
(recoveredAddress == owner_ ||
isApprovedForAll(owner_, recoveredAddress))
) ||
// if owner is a contract, try to recover signature using SignatureChecker
SignatureCheckerUpgradeable.isValidSignatureNow(
owner_,
digest,
signature
),
"!INVALID_PERMIT_SIGNATURE!"
);
_approve(spender, tokenId);
}
/// @dev returns the domain separator for `chainId`
/// @param chainId the chain id
function _calculateDomainSeparator(uint256 chainId)
internal
view
returns (bytes32)
{
return
keccak256(
abi.encode(
keccak256(
"EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"
),
keccak256(bytes(name())),
keccak256(bytes("1")),
chainId,
address(this)
)
);
}
/// @dev helper to easily increment a nonce for a given tokenId
/// @param tokenId the tokenId to increment the nonce for
function _incrementNonce(uint256 tokenId) internal {
_nonces[tokenId]++;
}
/// @dev _transfer override to be able to increment the nonce
/// @inheritdoc ERC721Upgradeable
function _transfer(
address from,
address to,
uint256 tokenId
) internal virtual override {
// increment the permit nonce linked to this tokenId.
// this will ensure that a Permit can not be used on a token
// if it were to leave the owner's hands and come back later
// this if saves 20k on the mint, which is already expensive enough
if (from != address(0)) {
_incrementNonce(tokenId);
}
super._transfer(from, to, tokenId);
}
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import '../Royalties/ERC2981/ERC2981Royalties.sol';
import '../Royalties/RaribleSecondarySales/IRaribleSecondarySales.sol';
import '../Royalties/FoundationSecondarySales/IFoundationSecondarySales.sol';
import './IERC721WithRoyalties.sol';
/// @dev This is a contract used for royalties on various platforms
/// @author Simon Fremaux (@dievardump)
contract ERC721WithRoyalties is ERC2981Royalties {
/// see IRaribleSecondarySales
function getFeeRecipients(uint256 tokenId)
public
view
returns (address payable[] memory recipients)
{
// using ERC2981 implementation to get the recipient & amount
(address recipient, uint256 amount) = _getTokenRoyalty(tokenId);
if (amount != 0) {
recipients = new address payable[](1);
recipients[0] = payable(recipient);
}
}
/// see IRaribleSecondarySales
function getFeeBps(uint256 tokenId)
public
view
returns (uint256[] memory fees)
{
// using ERC2981 implementation to get the amount
(, uint256 amount) = _getTokenRoyalty(tokenId);
if (amount != 0) {
fees = new uint256[](1);
fees[0] = amount;
}
}
// see IFoundationSecondarySales
function getFees(uint256 tokenId)
external
view
virtual
returns (address payable[] memory recipients, uint256[] memory fees)
{
// using ERC2981 implementation to get the recipient & amount
(address recipient, uint256 amount) = _getTokenRoyalty(tokenId);
if (amount != 0) {
recipients = new address payable[](1);
recipients[0] = payable(recipient);
fees = new uint256[](1);
fees[0] = amount;
}
}
}//SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import "@openzeppelin/contracts-upgradeable/utils/introspection/IERC165Upgradeable.sol";
///
/// @dev Interface for token permits for ERC-721
///
interface IERC4494 is IERC165Upgradeable {
/// ERC165 bytes to add to interface array - set in parent contract
///
/// _INTERFACE_ID_ERC4494 = 0x5604e225
/// @notice Function to approve by way of owner signature
/// @param spender the address to approve
/// @param tokenId the index of the NFT to approve the spender on
/// @param deadline a timestamp expiry for the permit
/// @param sig a traditional or EIP-2098 signature
function permit(
address spender,
uint256 tokenId,
uint256 deadline,
bytes memory sig
) external;
/// @notice Returns the nonce of an NFT - useful for creating permits
/// @param tokenId the index of the NFT to get the nonce of
/// @return the uint256 representation of the nonce
function nonces(uint256 tokenId) external view returns (uint256);
/// @notice Returns the domain separator used in the encoding of the signature for permits, as defined by EIP-712
/// @return the bytes32 domain separator
function DOMAIN_SEPARATOR() external view returns (bytes32);
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import '../Royalties/ERC2981/IERC2981Royalties.sol';
import '../Royalties/RaribleSecondarySales/IRaribleSecondarySales.sol';
import '../Royalties/FoundationSecondarySales/IFoundationSecondarySales.sol';
/// @dev This is a contract used for royalties on various platforms
/// @author Simon Fremaux (@dievardump)
interface IERC721WithRoyalties is
IERC2981Royalties,
IRaribleSecondarySales,
IFoundationSecondarySales
{
}//SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/token/ERC721/ERC721Upgradeable.sol";
import "@openzeppelin/contracts-upgradeable/token/ERC721/extensions/ERC721BurnableUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/token/ERC1155/IERC1155Upgradeable.sol";
import "@openzeppelin/contracts-upgradeable/token/ERC20/IERC20Upgradeable.sol";
import "./ERC721/ERC721WithRoyalties.sol";
import "./ERC721/ERC721WithPermit.sol";
import "./ERC721/IERC4494.sol";
/// @title ERC721Slim
/// @dev This is a "slim" version of an ERC721 for NiftyForge
/// Slim ERC721 do not have all the bells and whistle that the ERC721Full have
/// Slim is made for series (like PFPs or Generative series)
/// The mint starts from 1 and ups
/// Not even the owner can mint directly on this collection.
/// It has to be the module passed as initialization
/// @author Simon Fremaux (@dievardump)
abstract contract ERC721Slim is
OwnableUpgradeable,
ERC721Upgradeable,
ERC721BurnableUpgradeable,
ERC721WithRoyalties,
ERC721WithPermit
{
event NewContractURI(string contractURI);
// base token uri
string public baseURI;
/// @notice contract URI (collection description)
string public contractURI;
/// @notice constructor
/// @param name_ name of the contract (see ERC721)
/// @param symbol_ symbol of the contract (see ERC721)
/// @param contractURI_ The contract URI (containing its metadata) - can be empty ""
/// @param baseURI_ the contract baseURI (if there is) - can be empty ""
/// @param owner_ Address to whom transfer ownership (can be address(0), then owner is deployer)
function __ERC721Slim__init(
string memory name_,
string memory symbol_,
string memory contractURI_,
string memory baseURI_,
address owner_
) internal {
__Ownable_init();
__ERC721_init_unchained(name_, symbol_);
__ERC721WithPermit_init();
// set contract uri if present
if (bytes(contractURI_).length > 0) {
contractURI = contractURI_;
}
// set base uri if present
if (bytes(baseURI_).length > 0) {
baseURI = baseURI_;
}
if (address(0) != owner_) {
transferOwnership(owner_);
}
}
// receive() external payable {}
/// @notice This is a generic function that allows this contract's owner to withdraw
/// any balance / ERC20 / ERC721 / ERC1155 it can have
/// this contract has no payable nor receive function so it should not get any nativ token
/// but this could save some ERC20, 721 or 1155
/// @param token the token to withdraw from. address(0) means native chain token
/// @param amount the amount to withdraw if native token, erc20 or erc1155 - must be 0 for ERC721
/// @param tokenId the tokenId to withdraw for ERC1155 and ERC721
function withdraw(
address token,
uint256 amount,
uint256 tokenId
) external onlyOwner {
if (token == address(0)) {
require(
amount == 0 || address(this).balance >= amount,
"!WRONG_VALUE!"
);
(bool success, ) = msg.sender.call{value: amount}("");
require(success, "!TRANSFER_FAILED!");
} else {
// if token is ERC1155
if (
IERC165Upgradeable(token).supportsInterface(
type(IERC1155Upgradeable).interfaceId
)
) {
IERC1155Upgradeable(token).safeTransferFrom(
address(this),
msg.sender,
tokenId,
amount,
""
);
} else if (
IERC165Upgradeable(token).supportsInterface(
type(IERC721Upgradeable).interfaceId
)
) {
//else if ERC721
IERC721Upgradeable(token).safeTransferFrom(
address(this),
msg.sender,
tokenId,
""
);
} else {
// we consider it's an ERC20
require(
IERC20Upgradeable(token).transfer(msg.sender, amount),
"!TRANSFER_FAILED!"
);
}
}
}
/// @inheritdoc ERC165Upgradeable
function supportsInterface(bytes4 interfaceId)
public
view
virtual
override
returns (bool)
{
// all moved here to have less "jumps" when checking an interface
return
interfaceId == type(IERC2981Royalties).interfaceId ||
interfaceId == type(IRaribleSecondarySales).interfaceId ||
interfaceId == type(IFoundationSecondarySales).interfaceId ||
interfaceId == type(IERC4494).interfaceId ||
super.supportsInterface(interfaceId);
}
/// @notice Helper to know if an address can do the action an Editor can
/// @param account the address to check
function canEdit(address account) public view virtual returns (bool) {
return owner() == account;
}
/// @notice Allows to get approved using a permit and transfer in the same call
/// @dev this supposes that the permit is for msg.sender
/// @param from current owner
/// @param to recipient
/// @param tokenId the token id
/// @param _data optional data to add
/// @param deadline the deadline for the permit to be used
/// @param signature of permit
function safeTransferFromWithPermit(
address from,
address to,
uint256 tokenId,
bytes memory _data,
uint256 deadline,
bytes memory signature
) external {
// use the permit to get msg.sender approved
permit(msg.sender, tokenId, deadline, signature);
// do the transfer
safeTransferFrom(from, to, tokenId, _data);
}
/// @notice Set the base token URI
/// @dev only an editor can do that (account or module)
/// @param baseURI_ the new base token uri used in tokenURI()
function setBaseURI(string memory baseURI_) external onlyOwner {
baseURI = baseURI_;
}
/// @notice Allows to change the default royalties recipient
/// @dev an editor can call this
/// @param recipient new default royalties recipient
function setDefaultRoyaltiesRecipient(address recipient)
external
onlyOwner
{
require(!hasPerTokenRoyalties(), "!PER_TOKEN_ROYALTIES!");
_setDefaultRoyaltiesRecipient(recipient);
}
/// @notice Helper for the owner of the contract to set the new contract URI
/// @dev needs to be owner
/// @param contractURI_ new contract URI
function setContractURI(string memory contractURI_) external onlyOwner {
contractURI = contractURI_;
}
/// @inheritdoc ERC721Upgradeable
function _transfer(
address from,
address to,
uint256 tokenId
) internal virtual override(ERC721Upgradeable, ERC721WithPermit) {
super._transfer(from, to, tokenId);
}
/// @inheritdoc ERC721Upgradeable
function _burn(uint256 tokenId) internal virtual override {
// remove royalties
_removeRoyalty(tokenId);
// burn ERC721URIStorage
super._burn(tokenId);
}
/// @inheritdoc ERC721Upgradeable
function _baseURI() internal view virtual override returns (string memory) {
return baseURI;
}
}//SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import '@openzeppelin/contracts-upgradeable/token/ERC721/IERC721Upgradeable.sol';
import './ERC721/IERC721WithRoyalties.sol';
/// @title ERC721Slim
/// @dev This is a "slim" version of an ERC721 for NiftyForge
/// Slim ERC721 do not have all the bells and whistle that the ERC721Full have
/// Slim is made for series (like PFPs or Generative series)
/// The mint starts from 1 and ups
/// Not even the owner can mint directly on this collection.
/// It has to be the module passed as initialization
/// @author Simon Fremaux (@dievardump)
interface IERC721Slim is IERC721Upgradeable, IERC721WithRoyalties {
function baseURI() external view returns (string memory);
function contractURI() external view returns (string memory);
// receive() external payable {}
/// @notice This is a generic function that allows this contract's owner to withdraw
/// any balance / ERC20 / ERC721 / ERC1155 it can have
/// this contract has no payable nor receive function so it should not get any nativ token
/// but this could save some ERC20, 721 or 1155
/// @param token the token to withdraw from. address(0) means native chain token
/// @param amount the amount to withdraw if native token, erc20 or erc1155 - must be 0 for ERC721
/// @param tokenId the tokenId to withdraw for ERC1155 and ERC721
function withdraw(
address token,
uint256 amount,
uint256 tokenId
) external;
/// @notice Helper to know if an address can do the action an Editor can
/// @param account the address to check
function canEdit(address account) external view returns (bool);
/// @notice Allows to get approved using a permit and transfer in the same call
/// @dev this supposes that the permit is for msg.sender
/// @param from current owner
/// @param to recipient
/// @param tokenId the token id
/// @param _data optional data to add
/// @param deadline the deadline for the permit to be used
/// @param signature of permit
function safeTransferFromWithPermit(
address from,
address to,
uint256 tokenId,
bytes memory _data,
uint256 deadline,
bytes memory signature
) external;
/// @notice Set the base token URI
/// @dev only an editor can do that (account or module)
/// @param baseURI_ the new base token uri used in tokenURI()
function setBaseURI(string memory baseURI_) external;
/// @notice Allows to change the default royalties recipient
/// @dev an editor can call this
/// @param recipient new default royalties recipient
function setDefaultRoyaltiesRecipient(address recipient) external;
/// @notice Helper for the owner of the contract to set the new contract URI
/// @dev needs to be owner
/// @param contractURI_ new contract URI
function setContractURI(string memory contractURI_) external;
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import './IERC2981Royalties.sol';
/// @dev This is a contract used to add ERC2981 support to ERC721 and 1155
abstract contract ERC2981Royalties is IERC2981Royalties {
struct RoyaltyData {
address recipient;
uint96 amount;
}
// this variable is set to true, whenever "contract wide" royalties are set
// this can not be undone and this takes precedence to any other royalties already set.
bool private _useContractRoyalties;
// those are the "contract wide" royalties, used for collections that all pay royalties to
// the same recipient, with the same value
// once set, like any other royalties, it can not be modified
RoyaltyData private _contractRoyalties;
mapping(uint256 => RoyaltyData) private _royalties;
function hasPerTokenRoyalties() public view returns (bool) {
return !_useContractRoyalties;
}
/// @inheritdoc IERC2981Royalties
function royaltyInfo(uint256 tokenId, uint256 value)
public
view
override
returns (address receiver, uint256 royaltyAmount)
{
// get base values
(receiver, royaltyAmount) = _getTokenRoyalty(tokenId);
// calculate due amount
if (royaltyAmount != 0) {
royaltyAmount = (value * royaltyAmount) / 10000;
}
}
/// @dev Sets token royalties
/// @param id the token id fir which we register the royalties
function _removeRoyalty(uint256 id) internal {
delete _royalties[id];
}
/// @dev Sets token royalties
/// @param id the token id for which we register the royalties
/// @param recipient recipient of the royalties
/// @param value percentage (using 2 decimals - 10000 = 100, 0 = 0)
function _setTokenRoyalty(
uint256 id,
address recipient,
uint256 value
) internal {
// you can't set per token royalties if using "contract wide" ones
require(
!_useContractRoyalties,
'!ERC2981Royalties:ROYALTIES_CONTRACT_WIDE!'
);
require(value <= 10000, '!ERC2981Royalties:TOO_HIGH!');
_royalties[id] = RoyaltyData(recipient, uint96(value));
}
/// @dev Gets token royalties
/// @param id the token id for which we check the royalties
function _getTokenRoyalty(uint256 id)
internal
view
virtual
returns (address, uint256)
{
RoyaltyData memory data;
if (_useContractRoyalties) {
data = _contractRoyalties;
} else {
data = _royalties[id];
}
return (data.recipient, uint256(data.amount));
}
/// @dev set contract royalties;
/// This can only be set once, because we are of the idea that royalties
/// Amounts should never change after they have been set
/// Once default values are set, it will be used for all royalties inquiries
/// @param recipient the default royalties recipient
/// @param value the default royalties value
function _setDefaultRoyalties(address recipient, uint256 value) internal {
require(
_useContractRoyalties == false,
'!ERC2981Royalties:DEFAULT_ALREADY_SET!'
);
require(value <= 10000, '!ERC2981Royalties:TOO_HIGH!');
_useContractRoyalties = true;
_contractRoyalties = RoyaltyData(recipient, uint96(value));
}
/// @dev allows to set the default royalties recipient
/// @param recipient the new recipient
function _setDefaultRoyaltiesRecipient(address recipient) internal {
_contractRoyalties.recipient = recipient;
}
/// @dev allows to set a tokenId royalties recipient
/// @param tokenId the token Id
/// @param recipient the new recipient
function _setTokenRoyaltiesRecipient(uint256 tokenId, address recipient)
internal
{
_royalties[tokenId].recipient = recipient;
}
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
/// @title IERC2981Royalties
/// @dev Interface for the ERC2981 - Token Royalty standard
interface IERC2981Royalties {
/// @notice Called with the sale price to determine how much royalty
// is owed and to whom.
/// @param _tokenId - the NFT asset queried for royalty information
/// @param _value - the sale price of the NFT asset specified by _tokenId
/// @return _receiver - address of who should be sent the royalty payment
/// @return _royaltyAmount - the royalty payment amount for value sale price
function royaltyInfo(uint256 _tokenId, uint256 _value)
external
view
returns (address _receiver, uint256 _royaltyAmount);
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
interface IFoundationSecondarySales {
/// @notice returns a list of royalties recipients and the amount
/// @param tokenId the token Id to check for
/// @return all the recipients and their basis points, for tokenId
function getFees(uint256 tokenId)
external
view
returns (address payable[] memory, uint256[] memory);
}// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
interface IRaribleSecondarySales {
/// @notice returns a list of royalties recipients
/// @param tokenId the token Id to check for
/// @return all the recipients for tokenId
function getFeeRecipients(uint256 tokenId)
external
view
returns (address payable[] memory);
/// @notice returns a list of royalties amounts
/// @param tokenId the token Id to check for
/// @return all the amounts for tokenId
function getFeeBps(uint256 tokenId)
external
view
returns (uint256[] memory);
}{
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs",
"useLiteralContent": true
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": [],
"outputSelection": {
"*": {
"*": [
"evm.bytecode",
"evm.deployedBytecode",
"devdoc",
"userdoc",
"metadata",
"abi"
]
}
}
}Contract ABI
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Net Worth in USD
$0.00
Net Worth in ETH
0
Multichain Portfolio | 34 Chains
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