Overview
ETH Balance
0.044550161466961693 ETH
Eth Value
$105.49 (@ $2,367.91/ETH)More Info
Private Name Tags
ContractCreator
Latest 1 from a total of 1 transactions
Transaction Hash |
Method
|
Block
|
From
|
To
|
|||||
---|---|---|---|---|---|---|---|---|---|
0x60806040 | 16849063 | 572 days ago | IN | 0 ETH | 0.03006856 |
Latest 1 internal transaction
Advanced mode:
Parent Transaction Hash | Block | From | To | |||
---|---|---|---|---|---|---|
18870726 | 288 days ago | 0.04455016 ETH |
Loading...
Loading
Contract Name:
ForeverRegistrarController
Compiler Version
v0.8.4+commit.c7e474f2
Contract Source Code (Solidity Standard Json-Input format)
pragma solidity >=0.8.4; import "./PriceOracle.sol"; import "./BaseRegistrarImplementation.sol"; import "./StringUtils.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "../resolvers/Resolver.sol"; /** * @dev A registrar controller for registering names at fixed cost. * An updated version of the previously deployed ETHRegistrarController. */ contract ForeverRegistrarController is Ownable { using StringUtils for *; bool public requireCommitReveal = false; bytes4 constant private INTERFACE_META_ID = bytes4(keccak256("supportsInterface(bytes4)")); bytes4 constant private COMMITMENT_CONTROLLER_ID = bytes4( keccak256("price(string)") ^ keccak256("available(string)") ^ keccak256("makeCommitment(string,address,bytes32)") ^ keccak256("commit(bytes32)") ^ keccak256("register(string,address,bytes32)") ); bytes4 constant private COMMITMENT_WITH_CONFIG_CONTROLLER_ID = bytes4( keccak256("registerWithConfig(string,address,bytes32,address,address)") ^ keccak256("makeCommitmentWithConfig(string,address,bytes32,address,address)") ); BaseRegistrarImplementation base; PriceOracle prices; uint public minCommitmentAge; uint public maxCommitmentAge; mapping(bytes32=>uint) public commitments; event NameRegistered(string name, bytes32 indexed label, address indexed owner, uint cost); event NewPriceOracle(address indexed oracle); constructor(BaseRegistrarImplementation _base, PriceOracle _prices, uint _minCommitmentAge, uint _maxCommitmentAge) public { require(_maxCommitmentAge > _minCommitmentAge); base = _base; prices = _prices; minCommitmentAge = _minCommitmentAge; maxCommitmentAge = _maxCommitmentAge; } function setRequireCommitReveal(bool _requireCommitReveal) external onlyOwner { requireCommitReveal = _requireCommitReveal; } function price(string memory name) view public returns(uint) { return prices.price(name); } function valid(string memory name) public pure returns(bool) { return name.strlen() >= 1; } function available(string memory name) public view returns(bool) { bytes32 label = keccak256(bytes(name)); return valid(name) && base.available(uint256(label)); } function makeCommitment(string memory name, address owner, bytes32 secret) pure public returns(bytes32) { return makeCommitmentWithConfig(name, owner, secret, address(0), address(0)); } function makeCommitmentWithConfig(string memory name, address owner, bytes32 secret, address resolver, address addr) pure public returns(bytes32) { bytes32 label = keccak256(bytes(name)); if (resolver == address(0) && addr == address(0)) { return keccak256(abi.encodePacked(label, owner, secret)); } require(resolver != address(0)); return keccak256(abi.encodePacked(label, owner, resolver, addr, secret)); } function commit(bytes32 commitment) public { require(commitments[commitment] + maxCommitmentAge < block.timestamp); commitments[commitment] = block.timestamp; } function register(string calldata name, address owner, bytes32 secret) external payable { registerWithConfig(name, owner, secret, address(0), address(0)); } function registerWithConfig(string memory name, address owner, bytes32 secret, address resolver, address addr) public payable { bytes32 commitment = requireCommitReveal ? makeCommitmentWithConfig(name, owner, secret, resolver, addr) : bytes32(0); uint cost = _consumeCommitment(name, commitment); bytes32 label = keccak256(bytes(name)); uint256 tokenId = uint256(label); if(resolver != address(0)) { // Set this contract as the (temporary) owner, giving it // permission to set up the resolver. base.register(tokenId, address(this)); // The nodehash of this label bytes32 nodehash = keccak256(abi.encodePacked(base.baseNode(), label)); // Set the resolver base.ens().setResolver(nodehash, resolver); // Configure the resolver if (addr != address(0)) { Resolver(resolver).setAddr(nodehash, addr); } // Now transfer full ownership to the expected owner base.reclaim(tokenId, owner); base.transferFrom(address(this), owner, tokenId); } else { require(addr == address(0)); base.register(tokenId, owner); } emit NameRegistered(name, label, owner, cost); // Refund any extra payment if(msg.value > cost) { payable(msg.sender).transfer(msg.value - cost); } } function setPriceOracle(PriceOracle _prices) public onlyOwner { prices = _prices; emit NewPriceOracle(address(prices)); } function setCommitmentAges(uint _minCommitmentAge, uint _maxCommitmentAge) public onlyOwner { minCommitmentAge = _minCommitmentAge; maxCommitmentAge = _maxCommitmentAge; } function withdraw() public onlyOwner { payable(msg.sender).transfer(address(this).balance); } function supportsInterface(bytes4 interfaceID) external pure returns (bool) { return interfaceID == INTERFACE_META_ID || interfaceID == COMMITMENT_CONTROLLER_ID || interfaceID == COMMITMENT_WITH_CONFIG_CONTROLLER_ID; } function _consumeCommitment(string memory name, bytes32 commitment) internal returns (uint256) { // If the name is registered, stop require(available(name)); if (requireCommitReveal) { // Require a valid commitment require(commitments[commitment] + minCommitmentAge <= block.timestamp); // If the commitment is too old, stop require(commitments[commitment] + maxCommitmentAge > block.timestamp); delete(commitments[commitment]); } uint cost = price(name); require(msg.value >= cost); return cost; } }
// 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); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.2) (token/ERC721/ERC721.sol) pragma solidity ^0.8.0; import "./IERC721.sol"; import "./IERC721Receiver.sol"; import "./extensions/IERC721Metadata.sol"; import "../../utils/Address.sol"; import "../../utils/Context.sol"; import "../../utils/Strings.sol"; import "../../utils/introspection/ERC165.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 ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings 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. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view virtual override returns (uint256) { require(owner != address(0), "ERC721: address zero is not a valid owner"); return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { address owner = _ownerOf(tokenId); require(owner != address(0), "ERC721: invalid token ID"); 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) { _requireMinted(tokenId); 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 overridden 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 = ERC721.ownerOf(tokenId); require(to != owner, "ERC721: approval to current owner"); require( _msgSender() == owner || isApprovedForAll(owner, _msgSender()), "ERC721: approve caller is not token owner or approved for all" ); _approve(to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { _requireMinted(tokenId); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { _setApprovalForAll(_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: caller is not token owner or 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: caller is not token owner or 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 the owner of the `tokenId`. Does NOT revert if token doesn't exist */ function _ownerOf(uint256 tokenId) internal view virtual returns (address) { return _owners[tokenId]; } /** * @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 _ownerOf(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) { address owner = ERC721.ownerOf(tokenId); return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == 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, 1); // Check that tokenId was not minted by `_beforeTokenTransfer` hook require(!_exists(tokenId), "ERC721: token already minted"); unchecked { // Will not overflow unless all 2**256 token ids are minted to the same owner. // Given that tokens are minted one by one, it is impossible in practice that // this ever happens. Might change if we allow batch minting. // The ERC fails to describe this case. _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(address(0), to, tokenId); _afterTokenTransfer(address(0), to, tokenId, 1); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * This is an internal function that does not check if the sender is authorized to operate on the token. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { address owner = ERC721.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId, 1); // Update ownership in case tokenId was transferred by `_beforeTokenTransfer` hook owner = ERC721.ownerOf(tokenId); // Clear approvals delete _tokenApprovals[tokenId]; unchecked { // Cannot overflow, as that would require more tokens to be burned/transferred // out than the owner initially received through minting and transferring in. _balances[owner] -= 1; } delete _owners[tokenId]; emit Transfer(owner, address(0), tokenId); _afterTokenTransfer(owner, address(0), tokenId, 1); } /** * @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(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId, 1); // Check that tokenId was not transferred by `_beforeTokenTransfer` hook require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); // Clear approvals from the previous owner delete _tokenApprovals[tokenId]; unchecked { // `_balances[from]` cannot overflow for the same reason as described in `_burn`: // `from`'s balance is the number of token held, which is at least one before the current // transfer. // `_balances[to]` could overflow in the conditions described in `_mint`. That would require // all 2**256 token ids to be minted, which in practice is impossible. _balances[from] -= 1; _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(from, to, tokenId); _afterTokenTransfer(from, to, tokenId, 1); } /** * @dev Approve `to` to operate on `tokenId` * * Emits an {Approval} event. */ function _approve(address to, uint256 tokenId) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(ERC721.ownerOf(tokenId), to, tokenId); } /** * @dev Approve `operator` to operate on all of `owner` tokens * * Emits an {ApprovalForAll} event. */ function _setApprovalForAll( address owner, address operator, bool approved ) internal virtual { require(owner != operator, "ERC721: approve to caller"); _operatorApprovals[owner][operator] = approved; emit ApprovalForAll(owner, operator, approved); } /** * @dev Reverts if the `tokenId` has not been minted yet. */ function _requireMinted(uint256 tokenId) internal view virtual { require(_exists(tokenId), "ERC721: invalid token ID"); } /** * @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 IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) { return retval == IERC721Receiver.onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert("ERC721: transfer to non ERC721Receiver implementer"); } else { /// @solidity memory-safe-assembly assembly { revert(add(32, reason), mload(reason)) } } } } else { return true; } } /** * @dev Hook that is called before any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens will be transferred to `to`. * - When `from` is zero, the tokens will be minted for `to`. * - When `to` is zero, ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256 firstTokenId, uint256 batchSize ) internal virtual {} /** * @dev Hook that is called after any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens were transferred to `to`. * - When `from` is zero, the tokens were minted for `to`. * - When `to` is zero, ``from``'s tokens were burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _afterTokenTransfer( address from, address to, uint256 firstTokenId, uint256 batchSize ) internal virtual {} /** * @dev Unsafe write access to the balances, used by extensions that "mint" tokens using an {ownerOf} override. * * WARNING: Anyone calling this MUST ensure that the balances remain consistent with the ownership. The invariant * being that for any address `a` the value returned by `balanceOf(a)` must be equal to the number of tokens such * that `ownerOf(tokenId)` is `a`. */ // solhint-disable-next-line func-name-mixedcase function __unsafe_increaseBalance(address account, uint256 amount) internal { _balances[account] += amount; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol) 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 IERC721Receiver { /** * @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 `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity ^0.8.0; import "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @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 // OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @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 * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 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 functionCallWithValue(target, data, 0, "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"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, 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) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or 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 { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // 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 /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// 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; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @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] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// 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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv( uint256 x, uint256 y, uint256 denominator ) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv( uint256 x, uint256 y, uint256 denominator, Rounding rounding ) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10**64) { value /= 10**64; result += 64; } if (value >= 10**32) { value /= 10**32; result += 32; } if (value >= 10**16) { value /= 10**16; result += 16; } if (value >= 10**8) { value /= 10**8; result += 8; } if (value >= 10**4) { value /= 10**4; result += 4; } if (value >= 10**2) { value /= 10**2; result += 2; } if (value >= 10**1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0); } } }
pragma solidity ^0.8.4; import "../registry/ENS.sol"; import "@openzeppelin/contracts/token/ERC721/IERC721.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; abstract contract BaseRegistrar is Ownable, IERC721 { event ControllerAdded(address indexed controller); event ControllerRemoved(address indexed controller); event NameRegistered(uint256 indexed id, address indexed owner); // The ENS registry ENS public ens; // The namehash of the TLD this registrar owns (eg, .eth) bytes32 public baseNode; // A map of addresses that are authorised to register names. mapping(address=>bool) public controllers; // Authorises a controller, who can register domains. function addController(address controller) virtual external; // Revoke controller permission for an address. function removeController(address controller) virtual external; // Set the resolver for the TLD this registrar manages. function setResolver(address resolver) virtual external; // Returns true iff the specified name is available for registration. function available(uint256 id) virtual public view returns(bool); /** * @dev Register a name. */ function register(uint256 id, address owner) virtual external; /** * @dev Reclaim ownership of a name in ENS, if you own it in the registrar. */ function reclaim(uint256 id, address owner) virtual external; }
pragma solidity >=0.8.4; import "../registry/ENS.sol"; import "@openzeppelin/contracts/token/ERC721/ERC721.sol"; import "./BaseRegistrar.sol"; contract BaseRegistrarImplementation is ERC721, BaseRegistrar { bytes4 constant private INTERFACE_META_ID = bytes4(keccak256("supportsInterface(bytes4)")); bytes4 constant private ERC721_ID = bytes4( keccak256("balanceOf(address)") ^ keccak256("ownerOf(uint256)") ^ keccak256("approve(address,uint256)") ^ keccak256("getApproved(uint256)") ^ keccak256("setApprovalForAll(address,bool)") ^ keccak256("isApprovedForAll(address,address)") ^ keccak256("transferFrom(address,address,uint256)") ^ keccak256("safeTransferFrom(address,address,uint256)") ^ keccak256("safeTransferFrom(address,address,uint256,bytes)") ); bytes4 constant private RECLAIM_ID = bytes4(keccak256("reclaim(uint256,address)")); constructor(ENS _ens, bytes32 _baseNode) ERC721("","") { ens = _ens; baseNode = _baseNode; } modifier live { require(ens.owner(baseNode) == address(this)); _; } modifier onlyController { require(controllers[msg.sender]); _; } // Authorises a controller, who can register domains. function addController(address controller) external override onlyOwner { controllers[controller] = true; emit ControllerAdded(controller); } // Revoke controller permission for an address. function removeController(address controller) external override onlyOwner { controllers[controller] = false; emit ControllerRemoved(controller); } // Set the resolver for the TLD this registrar manages. function setResolver(address resolver) external override onlyOwner { ens.setResolver(baseNode, resolver); } // Returns true iff the specified name is available for registration. function available(uint256 id) public view override returns(bool) { // Not available if it's registered here return !_exists(id); } /** * @dev Register a name. * @param id The token ID (keccak256 of the label). * @param owner The address that should own the registration. */ function register(uint256 id, address owner) external override { _register(id, owner, true); } /** * @dev Register a name, without modifying the registry. * @param id The token ID (keccak256 of the label). * @param owner The address that should own the registration. */ function registerOnly(uint256 id, address owner) external { _register(id, owner, false); } function _register(uint256 id, address owner, bool updateRegistry) internal live onlyController { require(available(id)); _mint(owner, id); if(updateRegistry) { ens.setSubnodeOwner(baseNode, bytes32(id), owner); } emit NameRegistered(id, owner); } /** * @dev Reclaim ownership of a name in ENS, if you own it in the registrar. */ function reclaim(uint256 id, address owner) external override live { require(_isApprovedOrOwner(msg.sender, id)); ens.setSubnodeOwner(baseNode, bytes32(id), owner); } function supportsInterface(bytes4 interfaceID) public override(ERC721, IERC165) view returns (bool) { return interfaceID == INTERFACE_META_ID || interfaceID == ERC721_ID || interfaceID == RECLAIM_ID; } }
pragma solidity >=0.8.4; interface PriceOracle { /** * @dev Returns the price to register a name. * @param name The name being registered. * @return The price of this registration, in wei. */ function price(string calldata name) external view returns(uint); }
pragma solidity >=0.8.4; library StringUtils { /** * @dev Returns the length of a given string * * @param s The string to measure the length of * @return The length of the input string */ function strlen(string memory s) internal pure returns (uint) { uint len; uint i = 0; uint bytelength = bytes(s).length; for(len = 0; i < bytelength; len++) { bytes1 b = bytes(s)[i]; if(b < 0x80) { i += 1; } else if (b < 0xE0) { i += 2; } else if (b < 0xF0) { i += 3; } else if (b < 0xF8) { i += 4; } else if (b < 0xFC) { i += 5; } else { i += 6; } } return len; } }
pragma solidity >=0.8.4; interface ENS { // Logged when the owner of a node assigns a new owner to a subnode. event NewOwner(bytes32 indexed node, bytes32 indexed label, address owner); // Logged when the owner of a node transfers ownership to a new account. event Transfer(bytes32 indexed node, address owner); // Logged when the resolver for a node changes. event NewResolver(bytes32 indexed node, address resolver); // Logged when the TTL of a node changes event NewTTL(bytes32 indexed node, uint64 ttl); // Logged when an operator is added or removed. event ApprovalForAll(address indexed owner, address indexed operator, bool approved); function setRecord(bytes32 node, address owner, address resolver, uint64 ttl) external virtual; function setSubnodeRecord(bytes32 node, bytes32 label, address owner, address resolver, uint64 ttl) external virtual; function setSubnodeOwner(bytes32 node, bytes32 label, address owner) external virtual returns(bytes32); function setResolver(bytes32 node, address resolver) external virtual; function setOwner(bytes32 node, address owner) external virtual; function setTTL(bytes32 node, uint64 ttl) external virtual; function setApprovalForAll(address operator, bool approved) external virtual; function owner(bytes32 node) external virtual view returns (address); function resolver(bytes32 node) external virtual view returns (address); function ttl(bytes32 node) external virtual view returns (uint64); function recordExists(bytes32 node) external virtual view returns (bool); function isApprovedForAll(address owner, address operator) external virtual view returns (bool); }
pragma solidity >=0.8.4; pragma experimental ABIEncoderV2; /** * A generic resolver interface which includes all the functions including the ones deprecated */ interface Resolver{ event AddrChanged(bytes32 indexed node, address a); event AddressChanged(bytes32 indexed node, uint coinType, bytes newAddress); event NameChanged(bytes32 indexed node, string name); event ABIChanged(bytes32 indexed node, uint256 indexed contentType); event PubkeyChanged(bytes32 indexed node, bytes32 x, bytes32 y); event TextChanged(bytes32 indexed node, string indexed indexedKey, string key); event ContenthashChanged(bytes32 indexed node, bytes hash); /* Deprecated events */ event ContentChanged(bytes32 indexed node, bytes32 hash); function ABI(bytes32 node, uint256 contentTypes) external view returns (uint256, bytes memory); function addr(bytes32 node) external view returns (address); function addr(bytes32 node, uint coinType) external view returns(bytes memory); function contenthash(bytes32 node) external view returns (bytes memory); function dnsrr(bytes32 node) external view returns (bytes memory); function name(bytes32 node) external view returns (string memory); function pubkey(bytes32 node) external view returns (bytes32 x, bytes32 y); function text(bytes32 node, string calldata key) external view returns (string memory); function interfaceImplementer(bytes32 node, bytes4 interfaceID) external view returns (address); function setABI(bytes32 node, uint256 contentType, bytes calldata data) external; function setAddr(bytes32 node, address addr) external; function setAddr(bytes32 node, uint coinType, bytes calldata a) external; function setContenthash(bytes32 node, bytes calldata hash) external; function setDnsrr(bytes32 node, bytes calldata data) external; function setName(bytes32 node, string calldata _name) external; function setPubkey(bytes32 node, bytes32 x, bytes32 y) external; function setText(bytes32 node, string calldata key, string calldata value) external; function setInterface(bytes32 node, bytes4 interfaceID, address implementer) external; function supportsInterface(bytes4 interfaceID) external pure returns (bool); function multicall(bytes[] calldata data) external returns(bytes[] memory results); /* Deprecated functions */ function content(bytes32 node) external view returns (bytes32); function multihash(bytes32 node) external view returns (bytes memory); function setContent(bytes32 node, bytes32 hash) external; function setMultihash(bytes32 node, bytes calldata hash) external; }
{ "evmVersion": "istanbul", "libraries": {}, "metadata": { "bytecodeHash": "ipfs", "useLiteralContent": true }, "optimizer": { "enabled": true, "runs": 10000 }, "remappings": [], "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"contract BaseRegistrarImplementation","name":"_base","type":"address"},{"internalType":"contract PriceOracle","name":"_prices","type":"address"},{"internalType":"uint256","name":"_minCommitmentAge","type":"uint256"},{"internalType":"uint256","name":"_maxCommitmentAge","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"string","name":"name","type":"string"},{"indexed":true,"internalType":"bytes32","name":"label","type":"bytes32"},{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":false,"internalType":"uint256","name":"cost","type":"uint256"}],"name":"NameRegistered","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"oracle","type":"address"}],"name":"NewPriceOracle","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[{"internalType":"string","name":"name","type":"string"}],"name":"available","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"commitment","type":"bytes32"}],"name":"commit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"name":"commitments","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"address","name":"owner","type":"address"},{"internalType":"bytes32","name":"secret","type":"bytes32"}],"name":"makeCommitment","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"address","name":"owner","type":"address"},{"internalType":"bytes32","name":"secret","type":"bytes32"},{"internalType":"address","name":"resolver","type":"address"},{"internalType":"address","name":"addr","type":"address"}],"name":"makeCommitmentWithConfig","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"maxCommitmentAge","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minCommitmentAge","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"name","type":"string"}],"name":"price","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"address","name":"owner","type":"address"},{"internalType":"bytes32","name":"secret","type":"bytes32"}],"name":"register","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"address","name":"owner","type":"address"},{"internalType":"bytes32","name":"secret","type":"bytes32"},{"internalType":"address","name":"resolver","type":"address"},{"internalType":"address","name":"addr","type":"address"}],"name":"registerWithConfig","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"requireCommitReveal","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_minCommitmentAge","type":"uint256"},{"internalType":"uint256","name":"_maxCommitmentAge","type":"uint256"}],"name":"setCommitmentAges","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract PriceOracle","name":"_prices","type":"address"}],"name":"setPriceOracle","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_requireCommitReveal","type":"bool"}],"name":"setRequireCommitReveal","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceID","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"name","type":"string"}],"name":"valid","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000008436f16c090b0a6b2a7ae4cfcc82e007302a4b38000000000000000000000000976e50a38d7f15ffb9db95ff0562b87436bc764e000000000000000000000000000000000000000000000000000000000000003c0000000000000000000000000000000000000000000000000000000000093a80
-----Decoded View---------------
Arg [0] : _base (address): 0x8436F16c090B0A6B2A7ae4CfCc82E007302a4b38
Arg [1] : _prices (address): 0x976e50a38d7f15FfB9DB95ff0562b87436bc764e
Arg [2] : _minCommitmentAge (uint256): 60
Arg [3] : _maxCommitmentAge (uint256): 604800
-----Encoded View---------------
4 Constructor Arguments found :
Arg [0] : 0000000000000000000000008436f16c090b0a6b2a7ae4cfcc82e007302a4b38
Arg [1] : 000000000000000000000000976e50a38d7f15ffb9db95ff0562b87436bc764e
Arg [2] : 000000000000000000000000000000000000000000000000000000000000003c
Arg [3] : 0000000000000000000000000000000000000000000000000000000000093a80
Loading...
Loading
Loading...
Loading
Multichain Portfolio | 27 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
---|---|---|---|---|---|
ETH | Ether (ETH) | 100.00% | $2,366.63 | 0.0446 | $105.43 |
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.