Overview
TokenID
375280
Total Transfers
-
Market
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
FundropPass
Compiler Version
v0.8.19+commit.7dd6d404
Optimization Enabled:
Yes with 250000 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.17; import {IERC165} from "openzeppelin/utils/introspection/IERC165.sol"; import {IERC721} from "openzeppelin/token/ERC721/IERC721.sol"; import {IERC721Metadata} from "openzeppelin/token/ERC721/extensions/IERC721Metadata.sol"; import {ECDSA} from "solady/utils/ECDSA.sol"; import {Ownable} from "openzeppelin/access/Ownable.sol"; import "./NonTransferrableERC721.sol"; import "./IERC4906.sol"; import "./IFundropRewards.sol"; import "./IMetadataRenderer.sol"; contract FundropPass is NonTransferrableERC721, IERC4906, Ownable { address public metadataRenderer; address public rewardsDistributor; address public metadataUpdater; address public signer; bool public mintOpen; error InvalidSignature(); error MintClosed(); error OnlyOwnerOrMetadataUpdater(); event MinterReferred(address referrer); constructor() NonTransferrableERC721("mint.fun !fundrop pass", "FUNPASS") { if (msg.sender != tx.origin) { transferOwnership(tx.origin); } } function mint(address referrer, bytes calldata signature) public { if (!mintOpen) revert MintClosed(); address recovered = ECDSA.tryRecoverCalldata(keccak256(abi.encodePacked(msg.sender, referrer)), signature); if (recovered != signer) revert InvalidSignature(); if (referrer != address(0)) emit MinterReferred(referrer); _mint(msg.sender); } function tokenURI(uint256 id) public view override returns (string memory) { if (!_exists(id)) revert InvalidTokenId(); return IMetadataRenderer(metadataRenderer).tokenURI(id); } // Admin functions function refreshMetadata() public { if (msg.sender != metadataUpdater && msg.sender != owner()) { revert OnlyOwnerOrMetadataUpdater(); } emit BatchMetadataUpdate(0, type(uint256).max); } function setMetadataRenderer(address _metadataRenderer) public onlyOwner { metadataRenderer = _metadataRenderer; refreshMetadata(); } function setMetadataUpdater(address _metadataUpdater) public onlyOwner { metadataUpdater = _metadataUpdater; } function setSigner(address _signer) public onlyOwner { signer = _signer; } function setRewardsDistributor(address _rewardsDistributor) public onlyOwner { rewardsDistributor = _rewardsDistributor; } function setMintOpen(bool _mintOpen) public onlyOwner { mintOpen = _mintOpen; } function adminBurn(uint256[] calldata ids) public onlyOwner { for (uint256 i = 0; i < ids.length; i++) { _burn(ids[i]); } } function supportsInterface(bytes4 interfaceId) public pure virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId || interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC4906).interfaceId || interfaceId == type(IERC721Metadata).interfaceId; } }
// 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 v4.7.0) (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 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 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 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 pragma solidity ^0.8.4; /// @notice Gas optimized ECDSA wrapper. /// @author Solady (https://github.com/vectorized/solady/blob/main/src/utils/ECDSA.sol) /// @author Modified from Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/ECDSA.sol) /// @author Modified from OpenZeppelin (https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/cryptography/ECDSA.sol) library ECDSA { /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/ /* CUSTOM ERRORS */ /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/ /// @dev The signature is invalid. error InvalidSignature(); /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/ /* CONSTANTS */ /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/ /// @dev The number which `s` must not exceed in order for /// the signature to be non-malleable. bytes32 private constant _MALLEABILITY_THRESHOLD = 0x7fffffffffffffffffffffffffffffff5d576e7357a4501ddfe92f46681b20a0; /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/ /* RECOVERY OPERATIONS */ /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/ // Note: as of Solady version 0.0.68, these functions will // revert upon recovery failure for more safety by default. /// @dev Recovers the signer's address from a message digest `hash`, /// and the `signature`. /// /// This function does NOT accept EIP-2098 short form signatures. /// Use `recover(bytes32 hash, bytes32 r, bytes32 vs)` for EIP-2098 /// short form signatures instead. function recover(bytes32 hash, bytes memory signature) internal view returns (address result) { /// @solidity memory-safe-assembly assembly { // Copy the free memory pointer so that we can restore it later. let m := mload(0x40) // Copy `r` and `s`. mstore(0x40, mload(add(signature, 0x20))) // `r`. let s := mload(add(signature, 0x40)) mstore(0x60, s) // Store the `hash` in the scratch space. mstore(0x00, hash) // Compute `v` and store it in the scratch space. mstore(0x20, byte(0, mload(add(signature, 0x60)))) pop( staticcall( gas(), // Amount of gas left for the transaction. and( // If the signature is exactly 65 bytes in length. eq(mload(signature), 65), // If `s` in lower half order, such that the signature is not malleable. lt(s, add(_MALLEABILITY_THRESHOLD, 1)) ), // Address of `ecrecover`. 0x00, // Start of input. 0x80, // Size of input. 0x00, // Start of output. 0x20 // Size of output. ) ) result := mload(0x00) // `returndatasize()` will be `0x20` upon success, and `0x00` otherwise. if iszero(returndatasize()) { // Store the function selector of `InvalidSignature()`. mstore(0x00, 0x8baa579f) // Revert with (offset, size). revert(0x1c, 0x04) } // Restore the zero slot. mstore(0x60, 0) // Restore the free memory pointer. mstore(0x40, m) } } /// @dev Recovers the signer's address from a message digest `hash`, /// and the `signature`. /// /// This function does NOT accept EIP-2098 short form signatures. /// Use `recover(bytes32 hash, bytes32 r, bytes32 vs)` for EIP-2098 /// short form signatures instead. function recoverCalldata(bytes32 hash, bytes calldata signature) internal view returns (address result) { /// @solidity memory-safe-assembly assembly { // Copy the free memory pointer so that we can restore it later. let m := mload(0x40) // Directly copy `r` and `s` from the calldata. calldatacopy(0x40, signature.offset, 0x40) // Store the `hash` in the scratch space. mstore(0x00, hash) // Compute `v` and store it in the scratch space. mstore(0x20, byte(0, calldataload(add(signature.offset, 0x40)))) pop( staticcall( gas(), // Amount of gas left for the transaction. and( // If the signature is exactly 65 bytes in length. eq(signature.length, 65), // If `s` in lower half order, such that the signature is not malleable. lt(mload(0x60), add(_MALLEABILITY_THRESHOLD, 1)) ), // Address of `ecrecover`. 0x00, // Start of input. 0x80, // Size of input. 0x00, // Start of output. 0x20 // Size of output. ) ) result := mload(0x00) // `returndatasize()` will be `0x20` upon success, and `0x00` otherwise. if iszero(returndatasize()) { // Store the function selector of `InvalidSignature()`. mstore(0x00, 0x8baa579f) // Revert with (offset, size). revert(0x1c, 0x04) } // Restore the zero slot. mstore(0x60, 0) // Restore the free memory pointer. mstore(0x40, m) } } /// @dev Recovers the signer's address from a message digest `hash`, /// and the EIP-2098 short form signature defined by `r` and `vs`. /// /// This function only accepts EIP-2098 short form signatures. /// See: https://eips.ethereum.org/EIPS/eip-2098 /// /// To be honest, I do not recommend using EIP-2098 signatures /// for simplicity, performance, and security reasons. Most if not /// all clients support traditional non EIP-2098 signatures by default. /// As such, this method is intentionally not fully inlined. /// It is merely included for completeness. function recover(bytes32 hash, bytes32 r, bytes32 vs) internal view returns (address result) { uint8 v; bytes32 s; /// @solidity memory-safe-assembly assembly { s := shr(1, shl(1, vs)) v := add(shr(255, vs), 27) } result = recover(hash, v, r, s); } /// @dev Recovers the signer's address from a message digest `hash`, /// and the signature defined by `v`, `r`, `s`. function recover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal view returns (address result) { /// @solidity memory-safe-assembly assembly { // Copy the free memory pointer so that we can restore it later. let m := mload(0x40) mstore(0x00, hash) mstore(0x20, and(v, 0xff)) mstore(0x40, r) mstore(0x60, s) pop( staticcall( gas(), // Amount of gas left for the transaction. // If `s` in lower half order, such that the signature is not malleable. lt(s, add(_MALLEABILITY_THRESHOLD, 1)), // Address of `ecrecover`. 0x00, // Start of input. 0x80, // Size of input. 0x00, // Start of output. 0x20 // Size of output. ) ) result := mload(0x00) // `returndatasize()` will be `0x20` upon success, and `0x00` otherwise. if iszero(returndatasize()) { // Store the function selector of `InvalidSignature()`. mstore(0x00, 0x8baa579f) // Revert with (offset, size). revert(0x1c, 0x04) } // Restore the zero slot. mstore(0x60, 0) // Restore the free memory pointer. mstore(0x40, m) } } /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/ /* TRY-RECOVER OPERATIONS */ /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/ // WARNING! // These functions will NOT revert upon recovery failure. // Instead, they will return the zero address upon recovery failure. // It is critical that the returned address is NEVER compared against // a zero address (e.g. an uninitialized address variable). /// @dev Recovers the signer's address from a message digest `hash`, /// and the `signature`. /// /// This function does NOT accept EIP-2098 short form signatures. /// Use `recover(bytes32 hash, bytes32 r, bytes32 vs)` for EIP-2098 /// short form signatures instead. function tryRecover(bytes32 hash, bytes memory signature) internal view returns (address result) { /// @solidity memory-safe-assembly assembly { if iszero(xor(mload(signature), 65)) { // Copy the free memory pointer so that we can restore it later. let m := mload(0x40) // Copy `r` and `s`. mstore(0x40, mload(add(signature, 0x20))) // `r`. let s := mload(add(signature, 0x40)) mstore(0x60, s) // If `s` in lower half order, such that the signature is not malleable. if iszero(gt(s, _MALLEABILITY_THRESHOLD)) { // Store the `hash` in the scratch space. mstore(0x00, hash) // Compute `v` and store it in the scratch space. mstore(0x20, byte(0, mload(add(signature, 0x60)))) pop( staticcall( gas(), // Amount of gas left for the transaction. 0x01, // Address of `ecrecover`. 0x00, // Start of input. 0x80, // Size of input. 0x40, // Start of output. 0x20 // Size of output. ) ) // Restore the zero slot. mstore(0x60, 0) // `returndatasize()` will be `0x20` upon success, and `0x00` otherwise. result := mload(xor(0x60, returndatasize())) } // Restore the free memory pointer. mstore(0x40, m) } } } /// @dev Recovers the signer's address from a message digest `hash`, /// and the `signature`. /// /// This function does NOT accept EIP-2098 short form signatures. /// Use `recover(bytes32 hash, bytes32 r, bytes32 vs)` for EIP-2098 /// short form signatures instead. function tryRecoverCalldata(bytes32 hash, bytes calldata signature) internal view returns (address result) { /// @solidity memory-safe-assembly assembly { if iszero(xor(signature.length, 65)) { // Copy the free memory pointer so that we can restore it later. let m := mload(0x40) // Directly copy `r` and `s` from the calldata. calldatacopy(0x40, signature.offset, 0x40) // If `s` in lower half order, such that the signature is not malleable. if iszero(gt(mload(0x60), _MALLEABILITY_THRESHOLD)) { // Store the `hash` in the scratch space. mstore(0x00, hash) // Compute `v` and store it in the scratch space. mstore(0x20, byte(0, calldataload(add(signature.offset, 0x40)))) pop( staticcall( gas(), // Amount of gas left for the transaction. 0x01, // Address of `ecrecover`. 0x00, // Start of input. 0x80, // Size of input. 0x40, // Start of output. 0x20 // Size of output. ) ) // Restore the zero slot. mstore(0x60, 0) // `returndatasize()` will be `0x20` upon success, and `0x00` otherwise. result := mload(xor(0x60, returndatasize())) } // Restore the free memory pointer. mstore(0x40, m) } } } /// @dev Recovers the signer's address from a message digest `hash`, /// and the EIP-2098 short form signature defined by `r` and `vs`. /// /// This function only accepts EIP-2098 short form signatures. /// See: https://eips.ethereum.org/EIPS/eip-2098 /// /// To be honest, I do not recommend using EIP-2098 signatures /// for simplicity, performance, and security reasons. Most if not /// all clients support traditional non EIP-2098 signatures by default. /// As such, this method is intentionally not fully inlined. /// It is merely included for completeness. function tryRecover(bytes32 hash, bytes32 r, bytes32 vs) internal view returns (address result) { uint8 v; bytes32 s; /// @solidity memory-safe-assembly assembly { s := shr(1, shl(1, vs)) v := add(shr(255, vs), 27) } result = tryRecover(hash, v, r, s); } /// @dev Recovers the signer's address from a message digest `hash`, /// and the signature defined by `v`, `r`, `s`. function tryRecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal view returns (address result) { /// @solidity memory-safe-assembly assembly { // Copy the free memory pointer so that we can restore it later. let m := mload(0x40) // If `s` in lower half order, such that the signature is not malleable. if iszero(gt(s, _MALLEABILITY_THRESHOLD)) { // Store the `hash`, `v`, `r`, `s` in the scratch space. mstore(0x00, hash) mstore(0x20, and(v, 0xff)) mstore(0x40, r) mstore(0x60, s) pop( staticcall( gas(), // Amount of gas left for the transaction. 0x01, // Address of `ecrecover`. 0x00, // Start of input. 0x80, // Size of input. 0x40, // Start of output. 0x20 // Size of output. ) ) // Restore the zero slot. mstore(0x60, 0) // `returndatasize()` will be `0x20` upon success, and `0x00` otherwise. result := mload(xor(0x60, returndatasize())) } // Restore the free memory pointer. mstore(0x40, m) } } /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/ /* HASHING OPERATIONS */ /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/ /// @dev Returns an Ethereum Signed Message, created from a `hash`. /// This produces a hash corresponding to the one signed with the /// [`eth_sign`](https://eth.wiki/json-rpc/API#eth_sign) /// JSON-RPC method as part of EIP-191. function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32 result) { /// @solidity memory-safe-assembly assembly { // Store into scratch space for keccak256. mstore(0x20, hash) mstore(0x00, "\x00\x00\x00\x00\x19Ethereum Signed Message:\n32") // 0x40 - 0x04 = 0x3c result := keccak256(0x04, 0x3c) } } /// @dev Returns an Ethereum Signed Message, created from `s`. /// This produces a hash corresponding to the one signed with the /// [`eth_sign`](https://eth.wiki/json-rpc/API#eth_sign) /// JSON-RPC method as part of EIP-191. function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32 result) { assembly { // The length of "\x19Ethereum Signed Message:\n" is 26 bytes (i.e. 0x1a). // If we reserve 2 words, we'll have 64 - 26 = 38 bytes to store the // ASCII decimal representation of the length of `s` up to about 2 ** 126. // Instead of allocating, we temporarily copy the 64 bytes before the // start of `s` data to some variables. let m := mload(sub(s, 0x20)) // The length of `s` is in bytes. let sLength := mload(s) let ptr := add(s, 0x20) let w := not(0) // `end` marks the end of the memory which we will compute the keccak256 of. let end := add(ptr, sLength) // Convert the length of the bytes to ASCII decimal representation // and store it into the memory. for { let temp := sLength } 1 {} { ptr := add(ptr, w) // `sub(ptr, 1)`. mstore8(ptr, add(48, mod(temp, 10))) temp := div(temp, 10) if iszero(temp) { break } } // Copy the header over to the memory. mstore(sub(ptr, 0x20), "\x00\x00\x00\x00\x00\x00\x19Ethereum Signed Message:\n") // Compute the keccak256 of the memory. result := keccak256(sub(ptr, 0x1a), sub(end, sub(ptr, 0x1a))) // Restore the previous memory. mstore(s, sLength) mstore(sub(s, 0x20), m) } } /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/ /* EMPTY CALLDATA HELPERS */ /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/ /// @dev Returns an empty calldata bytes. function emptySignature() internal pure returns (bytes calldata signature) { /// @solidity memory-safe-assembly assembly { signature.length := 0 } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.17; interface IERC4906 { /// @dev This event emits when the metadata of a token is changed. /// So that the third-party platforms such as NFT market could /// timely update the images and related attributes of the NFT. event MetadataUpdate(uint256 _tokenId); /// @dev This event emits when the metadata of a range of tokens is changed. /// So that the third-party platforms such as NFT market could /// timely update the images and related attributes of the NFTs. event BatchMetadataUpdate(uint256 _fromTokenId, uint256 _toTokenId); }
// SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.17; interface IFundropRewards { function getRewardsBalance(address _minter) external view returns (uint256); function claimRewards(address _minter, bytes memory _args) external; }
// SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.17; interface IMetadataRenderer { function tokenURI(uint256 id) external view returns (string memory); }
// SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.17; import {IERC721} from "openzeppelin/token/ERC721/IERC721.sol"; import {IERC721Metadata} from "openzeppelin/token/ERC721/extensions/IERC721Metadata.sol"; import {IERC165} from "openzeppelin/utils/introspection/IERC165.sol"; abstract contract NonTransferrableERC721 is IERC721, IERC721Metadata { string public override name; string public override symbol; mapping(uint256 => address) private _owners; mapping(address => uint256) private _tokens; uint256 private _nextTokenId = 1; uint256 private _burnedTokenCount; error AlreadyMinted(); error InvalidAddress(); error InvalidTokenId(); error NonTransferrable(); constructor(string memory _name, string memory _symbol) { name = _name; symbol = _symbol; } function _mint(address to) internal { if (to == address(0)) revert InvalidAddress(); if (_tokens[to] != 0) revert AlreadyMinted(); unchecked { uint256 tokenId = _nextTokenId++; _owners[tokenId] = to; _tokens[to] = tokenId; emit Transfer(address(0), to, tokenId); } } function _burn(uint256 tokenId) internal { address owner = _owners[tokenId]; if (owner == address(0)) revert InvalidTokenId(); _owners[tokenId] = address(0); _tokens[owner] = 0; unchecked { _burnedTokenCount++; } emit Transfer(owner, address(0), tokenId); } function _burn(address owner) internal { uint256 tokenId = _tokens[owner]; if (tokenId == 0) revert InvalidAddress(); _owners[tokenId] = address(0); _tokens[owner] = 0; unchecked { _burnedTokenCount++; } emit Transfer(owner, address(0), tokenId); } function _exists(uint256 tokenId) internal view returns (bool) { return _owners[tokenId] != address(0); } function supportsInterface(bytes4 interfaceID) external pure virtual override returns (bool) { return interfaceID == type(IERC165).interfaceId || interfaceID == type(IERC721).interfaceId || interfaceID == type(IERC721Metadata).interfaceId; } function balanceOf(address _owner) external view override returns (uint256) { if (_owner == address(0)) revert InvalidAddress(); return _tokens[_owner] > 0 ? 1 : 0; } function ownerOf(uint256 _tokenId) external view override returns (address) { address owner = _owners[_tokenId]; if (owner == address(0)) revert InvalidTokenId(); return owner; } function safeTransferFrom(address, address, uint256) external pure override { revert NonTransferrable(); } function safeTransferFrom(address, address, uint256, bytes calldata) external pure override { revert NonTransferrable(); } function transferFrom(address, address, uint256) external pure override { revert NonTransferrable(); } function approve(address, uint256) external pure override { revert NonTransferrable(); } function setApprovalForAll(address, bool) external pure override { revert NonTransferrable(); } function getApproved(uint256) external pure override returns (address) { revert NonTransferrable(); } function isApprovedForAll(address, address) external pure override returns (bool) { return false; } function totalSupply() external view returns (uint256) { return _nextTokenId - 1 - _burnedTokenCount; } }
{ "remappings": [ "ERC721A/=lib/ERC721A/contracts/", "ds-test/=lib/forge-std/lib/ds-test/src/", "forge-std/=lib/forge-std/src/", "openzeppelin-contracts/=lib/openzeppelin-contracts/", "openzeppelin/=lib/openzeppelin-contracts/contracts/", "solady/=lib/solady/src/", "solmate/=lib/solmate/src/" ], "optimizer": { "enabled": true, "runs": 250000 }, "metadata": { "bytecodeHash": "ipfs", "appendCBOR": true }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "evmVersion": "london", "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AlreadyMinted","type":"error"},{"inputs":[],"name":"InvalidAddress","type":"error"},{"inputs":[],"name":"InvalidSignature","type":"error"},{"inputs":[],"name":"InvalidTokenId","type":"error"},{"inputs":[],"name":"MintClosed","type":"error"},{"inputs":[],"name":"NonTransferrable","type":"error"},{"inputs":[],"name":"OnlyOwnerOrMetadataUpdater","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_toTokenId","type":"uint256"}],"name":"BatchMetadataUpdate","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"MetadataUpdate","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"referrer","type":"address"}],"name":"MinterReferred","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"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"uint256[]","name":"ids","type":"uint256[]"}],"name":"adminBurn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"metadataRenderer","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"metadataUpdater","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"referrer","type":"address"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"mintOpen","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"refreshMetadata","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"rewardsDistributor","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"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Contract Creation Code
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Deployed Bytecode
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