{ "language": "Solidity", "sources": { "@openzeppelin/contracts/access/Ownable.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../utils/Context.sol\";\n\n/**\n * @dev Contract module which provides a basic access control mechanism, where\n * there is an account (an owner) that can be granted exclusive access to\n * specific functions.\n *\n * By default, the owner account will be the one that deploys the contract. This\n * can later be changed with {transferOwnership}.\n *\n * This module is used through inheritance. It will make available the modifier\n * `onlyOwner`, which can be applied to your functions to restrict their use to\n * the owner.\n */\nabstract contract Ownable is Context {\n address private _owner;\n\n event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);\n\n /**\n * @dev Initializes the contract setting the deployer as the initial owner.\n */\n constructor() {\n _transferOwnership(_msgSender());\n }\n\n /**\n * @dev Returns the address of the current owner.\n */\n function owner() public view virtual returns (address) {\n return _owner;\n }\n\n /**\n * @dev Throws if called by any account other than the owner.\n */\n modifier onlyOwner() {\n require(owner() == _msgSender(), \"Ownable: caller is not the owner\");\n _;\n }\n\n /**\n * @dev Leaves the contract without owner. It will not be possible to call\n * `onlyOwner` functions anymore. Can only be called by the current owner.\n *\n * NOTE: Renouncing ownership will leave the contract without an owner,\n * thereby removing any functionality that is only available to the owner.\n */\n function renounceOwnership() public virtual onlyOwner {\n _transferOwnership(address(0));\n }\n\n /**\n * @dev Transfers ownership of the contract to a new account (`newOwner`).\n * Can only be called by the current owner.\n */\n function transferOwnership(address newOwner) public virtual onlyOwner {\n require(newOwner != address(0), \"Ownable: new owner is the zero address\");\n _transferOwnership(newOwner);\n }\n\n /**\n * @dev Transfers ownership of the contract to a new account (`newOwner`).\n * Internal function without access restriction.\n */\n function _transferOwnership(address newOwner) internal virtual {\n address oldOwner = _owner;\n _owner = newOwner;\n emit OwnershipTransferred(oldOwner, newOwner);\n }\n}\n" }, "@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../IERC721.sol\";\n\n/**\n * @title ERC-721 Non-Fungible Token Standard, optional metadata extension\n * @dev See https://eips.ethereum.org/EIPS/eip-721\n */\ninterface IERC721Metadata is IERC721 {\n /**\n * @dev Returns the token collection name.\n */\n function name() external view returns (string memory);\n\n /**\n * @dev Returns the token collection symbol.\n */\n function symbol() external view returns (string memory);\n\n /**\n * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.\n */\n function tokenURI(uint256 tokenId) external view returns (string memory);\n}\n" }, "@openzeppelin/contracts/token/ERC721/IERC721.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../../utils/introspection/IERC165.sol\";\n\n/**\n * @dev Required interface of an ERC721 compliant contract.\n */\ninterface IERC721 is IERC165 {\n /**\n * @dev Emitted when `tokenId` token is transferred from `from` to `to`.\n */\n event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);\n\n /**\n * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.\n */\n event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);\n\n /**\n * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.\n */\n event ApprovalForAll(address indexed owner, address indexed operator, bool approved);\n\n /**\n * @dev Returns the number of tokens in ``owner``'s account.\n */\n function balanceOf(address owner) external view returns (uint256 balance);\n\n /**\n * @dev Returns the owner of the `tokenId` token.\n *\n * Requirements:\n *\n * - `tokenId` must exist.\n */\n function ownerOf(uint256 tokenId) external view returns (address owner);\n\n /**\n * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients\n * are aware of the ERC721 protocol to prevent tokens from being forever locked.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `tokenId` token must exist and be owned by `from`.\n * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\n *\n * Emits a {Transfer} event.\n */\n function safeTransferFrom(\n address from,\n address to,\n uint256 tokenId\n ) external;\n\n /**\n * @dev Transfers `tokenId` token from `from` to `to`.\n *\n * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `tokenId` token must be owned by `from`.\n * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\n *\n * Emits a {Transfer} event.\n */\n function transferFrom(\n address from,\n address to,\n uint256 tokenId\n ) external;\n\n /**\n * @dev Gives permission to `to` to transfer `tokenId` token to another account.\n * The approval is cleared when the token is transferred.\n *\n * Only a single account can be approved at a time, so approving the zero address clears previous approvals.\n *\n * Requirements:\n *\n * - The caller must own the token or be an approved operator.\n * - `tokenId` must exist.\n *\n * Emits an {Approval} event.\n */\n function approve(address to, uint256 tokenId) external;\n\n /**\n * @dev Returns the account approved for `tokenId` token.\n *\n * Requirements:\n *\n * - `tokenId` must exist.\n */\n function getApproved(uint256 tokenId) external view returns (address operator);\n\n /**\n * @dev Approve or remove `operator` as an operator for the caller.\n * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.\n *\n * Requirements:\n *\n * - The `operator` cannot be the caller.\n *\n * Emits an {ApprovalForAll} event.\n */\n function setApprovalForAll(address operator, bool _approved) external;\n\n /**\n * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.\n *\n * See {setApprovalForAll}\n */\n function isApprovedForAll(address owner, address operator) external view returns (bool);\n\n /**\n * @dev Safely transfers `tokenId` token from `from` to `to`.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `tokenId` token must exist and be owned by `from`.\n * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\n *\n * Emits a {Transfer} event.\n */\n function safeTransferFrom(\n address from,\n address to,\n uint256 tokenId,\n bytes calldata data\n ) external;\n}\n" }, "@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721Receiver.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @title ERC721 token receiver interface\n * @dev Interface for any contract that wants to support safeTransfers\n * from ERC721 asset contracts.\n */\ninterface IERC721Receiver {\n /**\n * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}\n * by `operator` from `from`, this function is called.\n *\n * It must return its Solidity selector to confirm the token transfer.\n * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.\n *\n * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`.\n */\n function onERC721Received(\n address operator,\n address from,\n uint256 tokenId,\n bytes calldata data\n ) external returns (bytes4);\n}\n" }, "@openzeppelin/contracts/utils/Address.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol)\n\npragma solidity ^0.8.1;\n\n/**\n * @dev Collection of functions related to the address type\n */\nlibrary Address {\n /**\n * @dev Returns true if `account` is a contract.\n *\n * [IMPORTANT]\n * ====\n * It is unsafe to assume that an address for which this function returns\n * false is an externally-owned account (EOA) and not a contract.\n *\n * Among others, `isContract` will return false for the following\n * types of addresses:\n *\n * - an externally-owned account\n * - a contract in construction\n * - an address where a contract will be created\n * - an address where a contract lived, but was destroyed\n * ====\n *\n * [IMPORTANT]\n * ====\n * You shouldn't rely on `isContract` to protect against flash loan attacks!\n *\n * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets\n * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract\n * constructor.\n * ====\n */\n function isContract(address account) internal view returns (bool) {\n // This method relies on extcodesize/address.code.length, which returns 0\n // for contracts in construction, since the code is only stored at the end\n // of the constructor execution.\n\n return account.code.length > 0;\n }\n\n /**\n * @dev Replacement for Solidity's `transfer`: sends `amount` wei to\n * `recipient`, forwarding all available gas and reverting on errors.\n *\n * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost\n * of certain opcodes, possibly making contracts go over the 2300 gas limit\n * imposed by `transfer`, making them unable to receive funds via\n * `transfer`. {sendValue} removes this limitation.\n *\n * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].\n *\n * IMPORTANT: because control is transferred to `recipient`, care must be\n * taken to not create reentrancy vulnerabilities. Consider using\n * {ReentrancyGuard} or the\n * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].\n */\n function sendValue(address payable recipient, uint256 amount) internal {\n require(address(this).balance >= amount, \"Address: insufficient balance\");\n\n (bool success, ) = recipient.call{value: amount}(\"\");\n require(success, \"Address: unable to send value, recipient may have reverted\");\n }\n\n /**\n * @dev Performs a Solidity function call using a low level `call`. A\n * plain `call` is an unsafe replacement for a function call: use this\n * function instead.\n *\n * If `target` reverts with a revert reason, it is bubbled up by this\n * function (like regular Solidity function calls).\n *\n * Returns the raw returned data. To convert to the expected return value,\n * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].\n *\n * Requirements:\n *\n * - `target` must be a contract.\n * - calling `target` with `data` must not revert.\n *\n * _Available since v3.1._\n */\n function functionCall(address target, bytes memory data) internal returns (bytes memory) {\n return functionCall(target, data, \"Address: low-level call failed\");\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with\n * `errorMessage` as a fallback revert reason when `target` reverts.\n *\n * _Available since v3.1._\n */\n function functionCall(\n address target,\n bytes memory data,\n string memory errorMessage\n ) internal returns (bytes memory) {\n return functionCallWithValue(target, data, 0, errorMessage);\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\n * but also transferring `value` wei to `target`.\n *\n * Requirements:\n *\n * - the calling contract must have an ETH balance of at least `value`.\n * - the called Solidity function must be `payable`.\n *\n * _Available since v3.1._\n */\n function functionCallWithValue(\n address target,\n bytes memory data,\n uint256 value\n ) internal returns (bytes memory) {\n return functionCallWithValue(target, data, value, \"Address: low-level call with value failed\");\n }\n\n /**\n * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but\n * with `errorMessage` as a fallback revert reason when `target` reverts.\n *\n * _Available since v3.1._\n */\n function functionCallWithValue(\n address target,\n bytes memory data,\n uint256 value,\n string memory errorMessage\n ) internal returns (bytes memory) {\n require(address(this).balance >= value, \"Address: insufficient balance for call\");\n require(isContract(target), \"Address: call to non-contract\");\n\n (bool success, bytes memory returndata) = target.call{value: value}(data);\n return verifyCallResult(success, returndata, errorMessage);\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\n * but performing a static call.\n *\n * _Available since v3.3._\n */\n function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {\n return functionStaticCall(target, data, \"Address: low-level static call failed\");\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\n * but performing a static call.\n *\n * _Available since v3.3._\n */\n function functionStaticCall(\n address target,\n bytes memory data,\n string memory errorMessage\n ) internal view returns (bytes memory) {\n require(isContract(target), \"Address: static call to non-contract\");\n\n (bool success, bytes memory returndata) = target.staticcall(data);\n return verifyCallResult(success, returndata, errorMessage);\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\n * but performing a delegate call.\n *\n * _Available since v3.4._\n */\n function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {\n return functionDelegateCall(target, data, \"Address: low-level delegate call failed\");\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\n * but performing a delegate call.\n *\n * _Available since v3.4._\n */\n function functionDelegateCall(\n address target,\n bytes memory data,\n string memory errorMessage\n ) internal returns (bytes memory) {\n require(isContract(target), \"Address: delegate call to non-contract\");\n\n (bool success, bytes memory returndata) = target.delegatecall(data);\n return verifyCallResult(success, returndata, errorMessage);\n }\n\n /**\n * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the\n * revert reason using the provided one.\n *\n * _Available since v4.3._\n */\n function verifyCallResult(\n bool success,\n bytes memory returndata,\n string memory errorMessage\n ) internal pure returns (bytes memory) {\n if (success) {\n return returndata;\n } else {\n // Look for revert reason and bubble it up if present\n if (returndata.length > 0) {\n // The easiest way to bubble the revert reason is using memory via assembly\n\n assembly {\n let returndata_size := mload(returndata)\n revert(add(32, returndata), returndata_size)\n }\n } else {\n revert(errorMessage);\n }\n }\n }\n}\n" }, "@openzeppelin/contracts/utils/Context.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Provides information about the current execution context, including the\n * sender of the transaction and its data. While these are generally available\n * via msg.sender and msg.data, they should not be accessed in such a direct\n * manner, since when dealing with meta-transactions the account sending and\n * paying for execution may not be the actual sender (as far as an application\n * is concerned).\n *\n * This contract is only required for intermediate, library-like contracts.\n */\nabstract contract Context {\n function _msgSender() internal view virtual returns (address) {\n return msg.sender;\n }\n\n function _msgData() internal view virtual returns (bytes calldata) {\n return msg.data;\n }\n}\n" }, "@openzeppelin/contracts/utils/introspection/ERC165.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./IERC165.sol\";\n\n/**\n * @dev Implementation of the {IERC165} interface.\n *\n * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check\n * for the additional interface id that will be supported. For example:\n *\n * ```solidity\n * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {\n * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);\n * }\n * ```\n *\n * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.\n */\nabstract contract ERC165 is IERC165 {\n /**\n * @dev See {IERC165-supportsInterface}.\n */\n function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {\n return interfaceId == type(IERC165).interfaceId;\n }\n}\n" }, "@openzeppelin/contracts/utils/introspection/IERC165.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Interface of the ERC165 standard, as defined in the\n * https://eips.ethereum.org/EIPS/eip-165[EIP].\n *\n * Implementers can declare support of contract interfaces, which can then be\n * queried by others ({ERC165Checker}).\n *\n * For an implementation, see {ERC165}.\n */\ninterface IERC165 {\n /**\n * @dev Returns true if this contract implements the interface defined by\n * `interfaceId`. See the corresponding\n * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]\n * to learn more about how these ids are created.\n *\n * This function call must use less than 30 000 gas.\n */\n function supportsInterface(bytes4 interfaceId) external view returns (bool);\n}\n" }, "@openzeppelin/contracts/utils/Strings.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/Strings.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev String operations.\n */\nlibrary Strings {\n bytes16 private constant _HEX_SYMBOLS = \"0123456789abcdef\";\n\n /**\n * @dev Converts a `uint256` to its ASCII `string` decimal representation.\n */\n function toString(uint256 value) internal pure returns (string memory) {\n // Inspired by OraclizeAPI's implementation - MIT licence\n // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol\n\n if (value == 0) {\n return \"0\";\n }\n uint256 temp = value;\n uint256 digits;\n while (temp != 0) {\n digits++;\n temp /= 10;\n }\n bytes memory buffer = new bytes(digits);\n while (value != 0) {\n digits -= 1;\n buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));\n value /= 10;\n }\n return string(buffer);\n }\n\n /**\n * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.\n */\n function toHexString(uint256 value) internal pure returns (string memory) {\n if (value == 0) {\n return \"0x00\";\n }\n uint256 temp = value;\n uint256 length = 0;\n while (temp != 0) {\n length++;\n temp >>= 8;\n }\n return toHexString(value, length);\n }\n\n /**\n * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.\n */\n function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {\n bytes memory buffer = new bytes(2 * length + 2);\n buffer[0] = \"0\";\n buffer[1] = \"x\";\n for (uint256 i = 2 * length + 1; i > 1; --i) {\n buffer[i] = _HEX_SYMBOLS[value & 0xf];\n value >>= 4;\n }\n require(value == 0, \"Strings: hex length insufficient\");\n return string(buffer);\n }\n}\n" }, "contracts/UtsukushisabyWisu.sol": { "content": "// SPDX-License-Identifier: MIT\npragma solidity ^0.8.7;\n\nimport \"@openzeppelin/contracts/access/Ownable.sol\";\nimport \"tiny-erc721/contracts/TinyERC721.sol\";\nimport \"@openzeppelin/contracts/token/ERC721/IERC721.sol\";\n\ncontract UtsukushisabyWisu is TinyERC721, Ownable {\n\n string public baseURI;\n\n address public proxyRegistryAddress = 0xa5409ec958C83C3f309868babACA7c86DCB077c1;\n address public lead;\n\n bool public publicPaused = true;\n \n uint256 public cost = 0.003 ether;\n uint256 public maxSupply = 369;\n uint256 public maxPerWalletPublic = 3;\n uint256 public maxPerTxPublic = 3;\n address public contractV1;\n uint256 supply = totalSupply();\n\n mapping(address => uint) public addressMintedBalance;\n \n\n constructor(\n string memory _baseURI,\n address _lead,\n address _contractV1\n )TinyERC721(\"Utsukushi-sa by Wisu\", \"UBW\", 0) {\n baseURI = _baseURI;\n lead = _lead;\n contractV1 = _contractV1;\n }\n\n modifier publicnotPaused() {\n require(!publicPaused, \"Contract is Paused\");\n _;\n }\n\n modifier callerIsUser() {\n require(tx.origin == msg.sender, 'The caller is another contract.');\n _;\n }\n\n\n function setContractV1Address(address _contractV1) public onlyOwner {\n contractV1 =_contractV1;\n }\n\n function tokenURI(uint256 _tokenId) public view override returns (string memory) {\n require(_exists(_tokenId), \"Token does not exist.\");\n return string(abi.encodePacked(baseURI, Strings.toString(_tokenId),\".json\"));\n }\n\n function setProxyRegistryAddress(address _proxyRegistryAddress) external onlyOwner {\n proxyRegistryAddress = _proxyRegistryAddress;\n }\n\n function togglePublic(bool _state) external onlyOwner {\n publicPaused = _state;\n }\n\n function Mint(uint256 _quanitity) public onlyOwner { \n uint256 supply = totalSupply();\n require(_quanitity + supply <= maxSupply);\n _safeMint(msg.sender, _quanitity);\n }\n\n function setBaseURI(string memory _baseURI) public onlyOwner {\n baseURI = _baseURI;\n }\n\n function setmaxSupply(uint256 _maxSupply) public onlyOwner {\n maxSupply = _maxSupply;\n }\n\n function setCost(uint256 _cost) public onlyOwner {\n cost = _cost;\n }\n\n function setmaxPerWalletPublic(uint256 _MPWPublic) public onlyOwner {\n maxPerWalletPublic = _MPWPublic;\n }\n\n function setmaxPerTxPublic(uint256 _MPTxPublic) public onlyOwner {\n maxPerTxPublic = _MPTxPublic;\n }\n\n function publicMint(uint256 _quantity)\n public \n payable \n publicnotPaused() \n callerIsUser() \n {\n uint256 supply = totalSupply();\n require(msg.value >= cost * _quantity, \"Not Enough Ether\");\n require(_quantity <= maxPerTxPublic, \"Over Tx Limit\");\n require(_quantity + supply <= maxSupply, \"SoldOut\");\n require(addressMintedBalance[msg.sender] < maxPerWalletPublic, \"Over MaxPerWallet\");\n addressMintedBalance[msg.sender] += _quantity;\n \n _safeMint(msg.sender, _quantity);\n }\n\n function isApprovedForAll(address _owner, address operator) public view override returns (bool) {\n OpenSeaProxyRegistry proxyRegistry = OpenSeaProxyRegistry(proxyRegistryAddress);\n if (address(proxyRegistry.proxies(_owner)) == operator) return true;\n return super.isApprovedForAll(_owner, operator);\n }\n \n function withdraw() public onlyOwner {\n (bool success, ) = lead.call{value: address(this).balance}(\"\");\n require(success, \"Failed to send to lead.\");\n }\n\n}\n\ncontract OwnableDelegateProxy { }\ncontract OpenSeaProxyRegistry {\n mapping(address => OwnableDelegateProxy) public proxies;\n }" }, "tiny-erc721/contracts/TinyERC721.sol": { "content": "// SPDX-License-Identifier: MIT\npragma solidity ^0.8.0;\n\nimport '@openzeppelin/contracts/token/ERC721/IERC721.sol';\nimport '@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol';\nimport '@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol';\nimport '@openzeppelin/contracts/utils/Address.sol';\nimport '@openzeppelin/contracts/utils/Context.sol';\nimport '@openzeppelin/contracts/utils/Strings.sol';\nimport '@openzeppelin/contracts/utils/introspection/ERC165.sol';\n\nerror ApprovalCallerNotOwnerNorApproved();\nerror ApprovalQueryForNonexistentToken();\nerror ApproveToCaller();\nerror ApprovalToCurrentOwner();\nerror BalanceQueryForZeroAddress();\nerror MintToZeroAddress();\nerror MintZeroQuantity();\nerror TokenDataQueryForNonexistentToken();\nerror OwnerQueryForNonexistentToken();\nerror OperatorQueryForNonexistentToken();\nerror TransferCallerNotOwnerNorApproved();\nerror TransferFromIncorrectOwner();\nerror TransferToNonERC721ReceiverImplementer();\nerror TransferToZeroAddress();\nerror URIQueryForNonexistentToken();\n\ncontract TinyERC721 is Context, ERC165, IERC721, IERC721Metadata {\n using Address for address;\n using Strings for uint256;\n\n struct TokenData {\n address owner;\n bytes12 aux;\n }\n\n uint256 private immutable _maxBatchSize;\n\n mapping(uint256 => TokenData) private _tokens;\n uint256 private _mintCounter;\n\n string private _name;\n string private _symbol;\n\n mapping(uint256 => address) private _tokenApprovals;\n mapping(address => mapping(address => bool)) private _operatorApprovals;\n\n constructor(\n string memory name_,\n string memory symbol_,\n uint256 maxBatchSize_\n ) {\n _name = name_;\n _symbol = symbol_;\n _maxBatchSize = maxBatchSize_;\n }\n\n function totalSupply() public view virtual returns (uint256) {\n return _mintCounter;\n }\n\n function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {\n return\n interfaceId == type(IERC721).interfaceId ||\n interfaceId == type(IERC721Metadata).interfaceId ||\n super.supportsInterface(interfaceId);\n }\n\n function name() public view virtual override returns (string memory) {\n return _name;\n }\n\n function symbol() public view virtual override returns (string memory) {\n return _symbol;\n }\n\n function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {\n if (!_exists(tokenId)) revert URIQueryForNonexistentToken();\n\n string memory baseURI = _baseURI();\n return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : '';\n }\n\n function _baseURI() internal view virtual returns (string memory) {\n return '';\n }\n\n function balanceOf(address owner) public view virtual override returns (uint256) {\n if (owner == address(0)) revert BalanceQueryForZeroAddress();\n\n uint256 total = totalSupply();\n uint256 count;\n address lastOwner;\n for (uint256 i; i < total; ++i) {\n address tokenOwner = _tokens[i].owner;\n if (tokenOwner != address(0)) lastOwner = tokenOwner;\n if (lastOwner == owner) ++count;\n }\n\n return count;\n }\n\n function _tokenData(uint256 tokenId) internal view returns (TokenData storage) {\n if (!_exists(tokenId)) revert TokenDataQueryForNonexistentToken();\n\n TokenData storage token = _tokens[tokenId];\n uint256 currentIndex = tokenId;\n while (token.owner == address(0)) {\n unchecked {\n --currentIndex;\n }\n token = _tokens[currentIndex];\n }\n\n return token;\n }\n\n function ownerOf(uint256 tokenId) public view virtual override returns (address) {\n if (!_exists(tokenId)) revert OwnerQueryForNonexistentToken();\n return _tokenData(tokenId).owner;\n }\n\n function approve(address to, uint256 tokenId) public virtual override {\n TokenData memory token = _tokenData(tokenId);\n address owner = token.owner;\n if (to == owner) revert ApprovalToCurrentOwner();\n\n if (_msgSender() != owner && !isApprovedForAll(owner, _msgSender())) {\n revert ApprovalCallerNotOwnerNorApproved();\n }\n\n _approve(to, tokenId, token);\n }\n\n function getApproved(uint256 tokenId) public view virtual override returns (address) {\n if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();\n\n return _tokenApprovals[tokenId];\n }\n\n function setApprovalForAll(address operator, bool approved) public virtual override {\n if (operator == _msgSender()) revert ApproveToCaller();\n\n _operatorApprovals[_msgSender()][operator] = approved;\n emit ApprovalForAll(_msgSender(), operator, approved);\n }\n\n function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {\n return _operatorApprovals[owner][operator];\n }\n\n function transferFrom(\n address from,\n address to,\n uint256 tokenId\n ) public virtual override {\n TokenData memory token = _tokenData(tokenId);\n if (!_isApprovedOrOwner(_msgSender(), tokenId, token)) revert TransferCallerNotOwnerNorApproved();\n\n _transfer(from, to, tokenId, token);\n }\n\n function safeTransferFrom(\n address from,\n address to,\n uint256 tokenId\n ) public virtual override {\n safeTransferFrom(from, to, tokenId, '');\n }\n\n function safeTransferFrom(\n address from,\n address to,\n uint256 tokenId,\n bytes memory _data\n ) public virtual override {\n TokenData memory token = _tokenData(tokenId);\n if (!_isApprovedOrOwner(_msgSender(), tokenId, token)) revert TransferCallerNotOwnerNorApproved();\n\n _safeTransfer(from, to, tokenId, token, _data);\n }\n\n function _safeTransfer(\n address from,\n address to,\n uint256 tokenId,\n TokenData memory token,\n bytes memory _data\n ) internal virtual {\n _transfer(from, to, tokenId, token);\n\n if (to.isContract() && !_checkOnERC721Received(from, to, tokenId, _data))\n revert TransferToNonERC721ReceiverImplementer();\n }\n\n function _exists(uint256 tokenId) internal view virtual returns (bool) {\n return tokenId < _mintCounter;\n }\n\n function _isApprovedOrOwner(\n address spender,\n uint256 tokenId,\n TokenData memory token\n ) internal view virtual returns (bool) {\n address owner = token.owner;\n return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender);\n }\n\n function _safeMint(address to, uint256 quantity) internal virtual {\n _safeMint(to, quantity, '');\n }\n\n function _safeMint(\n address to,\n uint256 quantity,\n bytes memory _data\n ) internal virtual {\n uint256 startTokenId = _mintCounter;\n _mint(to, quantity);\n\n if (to.isContract()) {\n unchecked {\n for (uint256 i; i < quantity; ++i) {\n if (!_checkOnERC721Received(address(0), to, startTokenId + i, _data))\n revert TransferToNonERC721ReceiverImplementer();\n }\n }\n }\n }\n\n function _mint(address to, uint256 quantity) internal virtual {\n if (to == address(0)) revert MintToZeroAddress();\n if (quantity == 0) revert MintZeroQuantity();\n\n uint256 startTokenId = _mintCounter;\n _beforeTokenTransfers(address(0), to, startTokenId, quantity);\n\n unchecked {\n for (uint256 i; i < quantity; ++i) {\n if (_maxBatchSize == 0 ? i == 0 : i % _maxBatchSize == 0) {\n TokenData storage token = _tokens[startTokenId + i];\n token.owner = to;\n token.aux = _calculateAux(address(0), to, startTokenId + i, 0);\n }\n\n emit Transfer(address(0), to, startTokenId + i);\n }\n _mintCounter += quantity;\n }\n\n _afterTokenTransfers(address(0), to, startTokenId, quantity);\n }\n\n function _transfer(\n address from,\n address to,\n uint256 tokenId,\n TokenData memory token\n ) internal virtual {\n if (token.owner != from) revert TransferFromIncorrectOwner();\n if (to == address(0)) revert TransferToZeroAddress();\n\n _beforeTokenTransfers(from, to, tokenId, 1);\n\n _approve(address(0), tokenId, token);\n\n unchecked {\n uint256 nextTokenId = tokenId + 1;\n if (_exists(nextTokenId)) {\n TokenData storage nextToken = _tokens[nextTokenId];\n if (nextToken.owner == address(0)) {\n nextToken.owner = token.owner;\n nextToken.aux = token.aux;\n }\n }\n }\n\n TokenData storage newToken = _tokens[tokenId];\n newToken.owner = to;\n newToken.aux = _calculateAux(from, to, tokenId, token.aux);\n\n emit Transfer(from, to, tokenId);\n\n _afterTokenTransfers(from, to, tokenId, 1);\n }\n\n function _calculateAux(\n address from,\n address to,\n uint256 tokenId,\n bytes12 current\n ) internal view virtual returns (bytes12) {}\n\n function _approve(\n address to,\n uint256 tokenId,\n TokenData memory token\n ) internal virtual {\n _tokenApprovals[tokenId] = to;\n emit Approval(token.owner, to, tokenId);\n }\n\n function _checkOnERC721Received(\n address from,\n address to,\n uint256 tokenId,\n bytes memory _data\n ) private returns (bool) {\n try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {\n return retval == IERC721Receiver.onERC721Received.selector;\n } catch (bytes memory reason) {\n if (reason.length == 0) {\n revert TransferToNonERC721ReceiverImplementer();\n } else {\n assembly {\n revert(add(32, reason), mload(reason))\n }\n }\n }\n }\n\n function _beforeTokenTransfers(\n address from,\n address to,\n uint256 startTokenId,\n uint256 quantity\n ) internal virtual {}\n\n function _afterTokenTransfers(\n address from,\n address to,\n uint256 startTokenId,\n uint256 quantity\n ) internal virtual {}\n}\n" } }, "settings": { "optimizer": { "enabled": false, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} } }