Feature Tip: Add private address tag to any address under My Name Tag !
ERC-721
NFT
Overview
Max Total Supply
10,001 CYBERBROKERS
Holders
2,937
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
0 CYBERBROKERSLoading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
CyberBrokers
Compiler Version
v0.8.10+commit.fc410830
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Burnable.sol"; import "./CyberBrokersMetadata.sol"; contract CyberBrokers is ERC721Burnable, Ownable { // Contracts CyberBrokersMetadata public cyberBrokersMetadata; // Metadata information string private _baseUri = 'https://cyberbrokers.io/api/cyberbroker/'; // Minter address address public cyberBrokersMintContract; // Constants uint256 constant public TOTAL_CYBERBROKERS = 10001; // Keeping track uint256 public totalMinted = 0; uint256 public totalUnplugged = 0; // Metadata provenance hash string public provenanceHash = "c235983e3a4834b2fe7c153da0123f03b7d50e1e80537782fa8d73e642d799fa"; constructor( address _CyberBrokersMetadataAddress ) ERC721("CyberBrokers", "CYBERBROKERS") { // Set the addresses setCyberBrokersMetadataAddress(_CyberBrokersMetadataAddress); // Mint Asherah to Josie _mintCyberBroker(0x2999377CD7A7b5FC9Fd61dB33610C891602Ce037, 0); } /** * Metadata functionality **/ function setCyberBrokersMetadataAddress(address _CyberBrokersMetadataAddress) public onlyOwner { cyberBrokersMetadata = CyberBrokersMetadata(_CyberBrokersMetadataAddress); } function setBaseUri(string calldata _uri) public onlyOwner { _baseUri = _uri; } function _baseURI() internal view virtual override returns (string memory) { return _baseUri; } function tokenURI(uint256 tokenId) public view override returns (string memory) { require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token"); if (cyberBrokersMetadata.hasOnchainMetadata(tokenId)) { return cyberBrokersMetadata.tokenURI(tokenId); } return super.tokenURI(tokenId); } function render(uint256 _tokenId) external view returns (string memory) { require(_exists(_tokenId), "Non-existent token to render."); return cyberBrokersMetadata.render(_tokenId); } /** * Wrapper for Enumerable functions: totalSupply & getTokens **/ function totalSupply() public view returns (uint256) { return totalMinted - totalUnplugged; } // Do not use this on-chain, it's O(N) // This is why we use a non-standard name instead of tokenOfOwnerByIndex function getTokens(address addr) public view returns (uint256[] memory) { // Prepare array of tokens uint256 numTokensOwned = balanceOf(addr); uint[] memory tokens = new uint[](numTokensOwned); uint256 currentTokensIdx; for (uint256 idx; idx < TOTAL_CYBERBROKERS; idx++) { if (_exists(idx) && ownerOf(idx) == addr) { tokens[currentTokensIdx++] = idx; if (currentTokensIdx == numTokensOwned) { break; } } } return tokens; } /** * Minting functionality **/ function setMintContractAddress(address _mintContract) public onlyOwner { cyberBrokersMintContract = _mintContract; } function mintCyberBrokerFromMintContract(address to, uint256 tokenId) external { require(msg.sender == cyberBrokersMintContract, "Only mint contract can mint"); _mintCyberBroker(to, tokenId); } function _mintCyberBroker(address to, uint256 tokenId) private { require(totalMinted < TOTAL_CYBERBROKERS, "Max CyberBrokers minted"); _mint(to, tokenId); totalMinted++; } /** * Burn & unplug: alias for burn **/ function burn(uint256 tokenId) public virtual override { super.burn(tokenId); totalUnplugged++; } function unplug(uint256 tokenId) public { burn(tokenId); } /** * Withdraw functions **/ function withdraw() public onlyOwner { uint256 balance = address(this).balance; (bool success,) = msg.sender.call{value: balance}(''); require(success, 'Fail Transfer'); } /** * On-Chain Royalties & Interface **/ function supportsInterface(bytes4 interfaceId) public view override returns (bool) { return interfaceId == this.royaltyInfo.selector || super.supportsInterface(interfaceId); } function royaltyInfo(uint256, uint256 amount) public view returns (address, uint256) { // 5% royalties return (owner(), (amount * 500) / 10000); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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 Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(owner() == _msgSender(), "Ownable: caller is not the owner"); _; } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _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 v4.4.1 (token/ERC721/extensions/ERC721Burnable.sol) pragma solidity ^0.8.0; import "../ERC721.sol"; import "../../../utils/Context.sol"; /** * @title ERC721 Burnable Token * @dev ERC721 Token that can be irreversibly burned (destroyed). */ abstract contract ERC721Burnable is Context, ERC721 { /** * @dev Burns `tokenId`. See {ERC721-_burn}. * * Requirements: * * - The caller must own `tokenId` or be an approved operator. */ function burn(uint256 tokenId) public virtual { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721Burnable: caller is not owner nor approved"); _burn(tokenId); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "./ContractDataStorage.sol"; import "./SvgParser.sol"; contract CyberBrokersMetadata is Ownable { using Strings for uint256; bool private _useOnChainMetadata = false; string private _externalUri = "https://cyberbrokers.io/"; string private _imageCacheUri = ""; // Contracts ContractDataStorage public contractDataStorage; SvgParser public svgParser; constructor( address _contractDataStorageAddress, address _svgParserAddress ) { // Set the addresses setContractDataStorageAddress(_contractDataStorageAddress); setSvgParserAddress(_svgParserAddress); } function setContractDataStorageAddress(address _contractDataStorageAddress) public onlyOwner { contractDataStorage = ContractDataStorage(_contractDataStorageAddress); } function setSvgParserAddress(address _svgParserAddress) public onlyOwner { svgParser = SvgParser(_svgParserAddress); } /** * On-Chain Metadata Construction **/ function hasOnchainMetadata(uint256 tokenId) public view returns (bool) { return _useOnChainMetadata; } function setOnChainMetadata(bool _state) public onlyOwner { _useOnChainMetadata = _state; } function setExternalUri(string calldata _uri) public onlyOwner { _externalUri = _uri; } function setImageCacheUri(string calldata _uri) public onlyOwner { _imageCacheUri = _uri; } function tokenURI(uint256 tokenId) public view returns (string memory) { return string( abi.encodePacked( abi.encodePacked( bytes('data:application/json;utf8,{"name":"'), getName(tokenId), bytes('","description":"'), getDescription(tokenId), bytes('","external_url":"'), getExternalUrl(tokenId), bytes('","image":"'), getImageCache(tokenId) ), abi.encodePacked( bytes('","attributes":['), getAttributes(tokenId), bytes(']}') ) ) ); } function getName(uint256 tokenId) public view returns (string memory) { return "Test Name"; } function getDescription(uint256 tokenId) public view returns (string memory) { return "Test Description"; } function getExternalUrl(uint256 tokenId) public view returns (string memory) { return string(abi.encodePacked(_externalUri, tokenId.toString())); } function getImageCache(uint256 tokenId) public view returns (string memory) { return string(abi.encodePacked(_imageCacheUri, tokenId.toString())); } function getAttributes(uint256 tokenId) public view returns (string memory) { return string( abi.encodePacked( bytes('{"trait_type": "Mind", "value": 30}') ) ); } /** * On-Chain Token SVG Rendering **/ function renderData(string memory _key, uint256 _startIndex) public view returns ( string memory _output, uint256 _endIndex ) { require(contractDataStorage.hasKey(_key)); return svgParser.parse(contractDataStorage.getData(_key), _startIndex); } function render(uint256 _tokenId) public pure returns (string memory) { require(_tokenId >= 0 && _tokenId <= 10000, "Can only render valid token ID"); return string(""); } /** * Off-Chain Token SVG Rendering **/ function getTokenData(uint256 _tokenId) public pure returns (string memory) { require(_tokenId >= 0 && _tokenId <= 10000, "Can only render valid token ID"); return string(""); } function getOffchainSvgParser() public view returns ( string memory _output ) { string memory _key = 'svg-parser.js'; require(contractDataStorage.hasKey(_key), "Off-chain SVG Parser not uploaded"); return string(contractDataStorage.getData(_key)); } }
// 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 v4.5.0) (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: balance query for the zero address"); return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { address owner = _owners[tokenId]; require(owner != address(0), "ERC721: owner query for nonexistent token"); return owner; } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token"); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, can be overriden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ERC721.ownerOf(tokenId); require(to != owner, "ERC721: approval to current owner"); require( _msgSender() == owner || isApprovedForAll(owner, _msgSender()), "ERC721: approve caller is not owner nor approved for all" ); _approve(to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { require(_exists(tokenId), "ERC721: approved query for nonexistent token"); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { _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: transfer caller is not owner nor approved"); _transfer(from, to, tokenId); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ""); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public virtual override { require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved"); _safeTransfer(from, to, tokenId, _data); } /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * `_data` is additional data, it has no specified format and it is sent in call to `to`. * * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g. * implement alternative mechanisms to perform token transfer, such as signature-based. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeTransfer( address from, address to, uint256 tokenId, bytes memory _data ) internal virtual { _transfer(from, to, tokenId); require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer"); } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted (`_mint`), * and stop existing when they are burned (`_burn`). */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _owners[tokenId] != address(0); } /** * @dev Returns whether `spender` is allowed to manage `tokenId`. * * Requirements: * * - `tokenId` must exist. */ function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) { require(_exists(tokenId), "ERC721: operator query for nonexistent token"); address owner = ERC721.ownerOf(tokenId); return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender)); } /** * @dev Safely mints `tokenId` and transfers it to `to`. * * Requirements: * * - `tokenId` must not exist. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeMint(address to, uint256 tokenId) internal virtual { _safeMint(to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ function _safeMint( address to, uint256 tokenId, bytes memory _data ) internal virtual { _mint(to, tokenId); require( _checkOnERC721Received(address(0), to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer" ); } /** * @dev Mints `tokenId` and transfers it to `to`. * * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible * * Requirements: * * - `tokenId` must not exist. * - `to` cannot be the zero address. * * Emits a {Transfer} event. */ function _mint(address to, uint256 tokenId) internal virtual { require(to != address(0), "ERC721: mint to the zero address"); require(!_exists(tokenId), "ERC721: token already minted"); _beforeTokenTransfer(address(0), to, tokenId); _balances[to] += 1; _owners[tokenId] = to; emit Transfer(address(0), to, tokenId); _afterTokenTransfer(address(0), to, tokenId); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { address owner = ERC721.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId); // Clear approvals _approve(address(0), tokenId); _balances[owner] -= 1; delete _owners[tokenId]; emit Transfer(owner, address(0), tokenId); _afterTokenTransfer(owner, address(0), tokenId); } /** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer( address from, address to, uint256 tokenId ) internal virtual { require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId); // Clear approvals from the previous owner _approve(address(0), tokenId); _balances[from] -= 1; _balances[to] += 1; _owners[tokenId] = to; emit Transfer(from, to, tokenId); _afterTokenTransfer(from, to, tokenId); } /** * @dev Approve `to` to operate on `tokenId` * * Emits a {Approval} event. */ function _approve(address to, uint256 tokenId) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(ERC721.ownerOf(tokenId), to, tokenId); } /** * @dev Approve `operator` to operate on all of `owner` tokens * * Emits a {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 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 { assembly { revert(add(32, reason), mload(reason)) } } } } else { return true; } } /** * @dev Hook that is called before any token transfer. This includes minting * and burning. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, ``from``'s `tokenId` will be burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256 tokenId ) internal virtual {} /** * @dev Hook that is called after any transfer of tokens. This includes * minting and burning. * * Calling conditions: * * - when `from` and `to` are both non-zero. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _afterTokenTransfer( address from, address to, uint256 tokenId ) internal virtual {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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 `IERC721.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 v4.5.0) (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 functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev 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) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Strings.sol) pragma solidity ^0.8.0; /** * @dev String operations. */ library Strings { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } }
// SPDX-License-Identifier: MIT // 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 pragma solidity ^0.8.0; import "@openzeppelin/contracts/access/Ownable.sol"; /** * Explaining the `init` variable within saveData: * * 61_00_00 -- PUSH2 (size) * 60_00 -- PUSH1 (code position) * 60_00 -- PUSH1 (mem position) * 39 CODECOPY * 61_00_00 PUSH2 (size) * 60_00 PUSH1 (mem position) * f3 RETURN * **/ contract ContractDataStorage is Ownable { struct ContractData { address rawContract; uint128 size; uint128 offset; } struct ContractDataPages { uint256 maxPageNumber; bool exists; mapping (uint256 => ContractData) pages; } mapping (string => ContractDataPages) internal _contractDataPages; mapping (address => bool) internal _controllers; constructor() { updateController(_msgSender(), true); } /** * Access Control **/ function updateController(address _controller, bool _status) public onlyOwner { _controllers[_controller] = _status; } modifier onlyController() { require(_controllers[_msgSender()], "ContractDataStorage: caller is not a controller"); _; } /** * Storage & Revocation **/ function saveData( string memory _key, uint128 _pageNumber, bytes memory _b ) public onlyController { require(_b.length < 24576, "SvgStorage: Exceeded 24,576 bytes max contract size"); // Create the header for the contract data bytes memory init = hex"610000_600e_6000_39_610000_6000_f3"; bytes1 size1 = bytes1(uint8(_b.length)); bytes1 size2 = bytes1(uint8(_b.length >> 8)); init[2] = size1; init[1] = size2; init[10] = size1; init[9] = size2; // Prepare the code for storage in a contract bytes memory code = abi.encodePacked(init, _b); // Create the contract address dataContract; assembly { dataContract := create(0, add(code, 32), mload(code)) if eq(dataContract, 0) { returndatacopy(0, 0, returndatasize()) revert(0, returndatasize()) } } // Store the record of the contract saveDataForDeployedContract( _key, _pageNumber, dataContract, uint128(_b.length), 0 ); } function saveDataForDeployedContract( string memory _key, uint256 _pageNumber, address dataContract, uint128 _size, uint128 _offset ) public onlyController { // Pull the current data for the contractData ContractDataPages storage _cdPages = _contractDataPages[_key]; // Store the maximum page if (_cdPages.maxPageNumber < _pageNumber) { _cdPages.maxPageNumber = _pageNumber; } // Keep track of the existance of this key _cdPages.exists = true; // Add the page to the location needed _cdPages.pages[_pageNumber] = ContractData( dataContract, _size, _offset ); } function revokeContractData( string memory _key ) public onlyController { delete _contractDataPages[_key]; } function getSizeOfPages( string memory _key ) public view returns (uint256) { // For all data within the contract data pages, iterate over and compile them ContractDataPages storage _cdPages = _contractDataPages[_key]; // Determine the total size uint256 totalSize; for (uint256 idx; idx <= _cdPages.maxPageNumber; idx++) { totalSize += _cdPages.pages[idx].size; } return totalSize; } function getData( string memory _key ) public view returns (bytes memory) { // Get the total size uint256 totalSize = getSizeOfPages(_key); // Create a region large enough for all of the data bytes memory _totalData = new bytes(totalSize); // Retrieve the pages ContractDataPages storage _cdPages = _contractDataPages[_key]; // For each page, pull and compile uint256 currentPointer = 32; for (uint256 idx; idx <= _cdPages.maxPageNumber; idx++) { ContractData storage dataPage = _cdPages.pages[idx]; address dataContract = dataPage.rawContract; uint256 size = uint256(dataPage.size); uint256 offset = uint256(dataPage.offset); // Copy directly to total data assembly { extcodecopy(dataContract, add(_totalData, currentPointer), offset, size) } // Update the current pointer currentPointer += size; } return _totalData; } function getDataForAll(string[] memory _keys) public view returns (bytes memory) { // Get the total size of all of the keys uint256 totalSize; for (uint256 idx; idx < _keys.length; idx++) { totalSize += getSizeOfPages(_keys[idx]); } // Create a region large enough for all of the data bytes memory _totalData = new bytes(totalSize); // For each key, pull down all data uint256 currentPointer = 32; for (uint256 idx; idx < _keys.length; idx++) { // Retrieve the set of pages ContractDataPages storage _cdPages = _contractDataPages[_keys[idx]]; // For each page, pull and compile for (uint256 innerIdx; innerIdx <= _cdPages.maxPageNumber; innerIdx++) { ContractData storage dataPage = _cdPages.pages[innerIdx]; address dataContract = dataPage.rawContract; uint256 size = uint256(dataPage.size); uint256 offset = uint256(dataPage.offset); // Copy directly to total data assembly { extcodecopy(dataContract, add(_totalData, currentPointer), offset, size) } // Update the current pointer currentPointer += size; } } return _totalData; } function hasKey(string memory _key) public view returns (bool) { return _contractDataPages[_key].exists; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./Utils.sol"; contract SvgParser { // Limits uint256 constant DEFAULT_THRESHOLD_COUNTER = 2500; // Bits & Masks bytes1 constant tagBit = bytes1(0x80); bytes1 constant startTagBit = bytes1(0x40); bytes1 constant tagTypeMask = bytes1(0x3F); bytes1 constant attributeTypeMask = bytes1(0x7F); bytes1 constant dCommandBit = bytes1(0x80); bytes1 constant percentageBit = bytes1(0x40); bytes1 constant negativeBit = bytes1(0x20); bytes1 constant decimalBit = bytes1(0x10); bytes1 constant numberMask = bytes1(0x0F); bytes1 constant filterInIdBit = bytes1(0x80); bytes1 constant filterInIdMask = bytes1(0x7F); // SVG tags bytes constant SVG_OPEN_TAG = bytes('<?xml version="1.0" encoding="UTF-8"?><svg width="1320px" height="1760px" viewBox="0 0 1320 1760" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">'); bytes constant SVG_CLOSE_TAG = bytes("</svg>"); bytes[25] TAGS = [ bytes("g"), bytes("polygon"), bytes("path"), bytes("circle"), bytes("defs"), bytes("linearGradient"), bytes("stop"), bytes("rect"), bytes("polyline"), bytes("text"), bytes("tspan"), bytes("mask"), bytes("use"), bytes("ellipse"), bytes("radialGradient"), bytes("filter"), bytes("feColorMatrix"), bytes("feComposite"), bytes("feGaussianBlur"), bytes("feMorphology"), bytes("feOffset"), bytes("pattern"), bytes("feMergeNode"), bytes("feMerge"), bytes("INVALIDTAG") ]; bytes[54] ATTRIBUTES = [ bytes("d"), bytes("points"), bytes("transform"), bytes("cx"), bytes("cy"), bytes("r"), bytes("stroke"), bytes("stroke-width"), bytes("fill"), bytes("fill-opacity"), bytes("translate"), bytes("rotate"), bytes("scale"), bytes("x1"), bytes("y1"), bytes("x2"), bytes("y2"), bytes("stop-color"), bytes("offset"), bytes("stop-opacity"), bytes("width"), bytes("height"), bytes("x"), bytes("y"), bytes("font-size"), bytes("letter-spacing"), bytes("opacity"), bytes("id"), bytes("xlink:href"), bytes("rx"), bytes("ry"), bytes("mask"), bytes("fx"), bytes("fy"), bytes("gradientTransform"), bytes("filter"), bytes("filterUnits"), bytes("result"), bytes("in"), bytes("in2"), bytes("type"), bytes("values"), bytes("operator"), bytes("k1"), bytes("k2"), bytes("k3"), bytes("k4"), bytes("stdDeviation"), bytes("edgeMode"), bytes("radius"), bytes("fill-rule"), bytes("dx"), bytes("dy"), bytes("INVALIDATTRIBUTE") ]; bytes[2] PAIR_NUMBER_SET_ATTRIBUTES = [ bytes("translate"), bytes("scale") ]; bytes[4] PAIR_COLOR_ATTRIBUTES = [ bytes("stroke"), bytes("fill"), bytes("stop-color"), bytes("mask") ]; bytes[23] SINGLE_NUMBER_SET_ATTRIBUTES = [ bytes("cx"), bytes("cy"), bytes("r"), bytes("rotate"), bytes("x1"), bytes("y1"), bytes("x2"), bytes("y2"), bytes("offset"), bytes("x"), bytes("y"), bytes("rx"), bytes("ry"), bytes("fx"), bytes("fy"), bytes("font-size"), bytes("letter-spacing"), bytes("stroke-width"), bytes("width"), bytes("height"), bytes("fill-opacity"), bytes("stop-opacity"), bytes("opacity") ]; bytes[20] D_COMMANDS = [ bytes("M"), bytes("m"), bytes("L"), bytes("l"), bytes("H"), bytes("h"), bytes("V"), bytes("v"), bytes("C"), bytes("c"), bytes("S"), bytes("s"), bytes("Q"), bytes("q"), bytes("T"), bytes("t"), bytes("A"), bytes("a"), bytes("Z"), bytes("z") ]; bytes[2] FILL_RULE = [ bytes("nonzero"), bytes("evenodd") ]; bytes[2] FILTER_UNIT = [ bytes("userSpaceOnUse"), bytes("objectBoundingBox") ]; bytes[6] FILTER_IN = [ bytes("SourceGraphic"), bytes("SourceAlpha"), bytes("BackgroundImage"), bytes("BackgroundAlpha"), bytes("FillPaint"), bytes("StrokePaint") ]; bytes[16] FILTER_TYPE = [ bytes("translate"), bytes("scale"), bytes("rotate"), bytes("skewX"), bytes("skewY"), bytes("matrix"), bytes("saturate"), bytes("hueRotate"), bytes("luminanceToAlpha"), bytes("identity"), bytes("table"), bytes("discrete"), bytes("linear"), bytes("gamma"), bytes("fractalNoise"), bytes("turbulence") ]; bytes[9] FILTER_OPERATOR = [ bytes("over"), bytes("in"), bytes("out"), bytes("atop"), bytes("xor"), bytes("lighter"), bytes("arithmetic"), bytes("erode"), bytes("dilate") ]; bytes[3] FILTER_EDGEMODE = [ bytes("duplicate"), bytes("wrap"), bytes("none") ]; function checkTag(bytes1 line) internal pure returns (bool) { return line & tagBit > 0; } function checkStartTag(bytes1 line) internal pure returns (bool) { return line & startTagBit > 0; } function getTag(bytes1 line) internal view returns (bytes memory) { uint8 key = uint8(line & tagTypeMask); if (key >= TAGS.length - 1) { return TAGS[TAGS.length - 1]; } return TAGS[key]; } function getAttribute(bytes1 line) internal view returns (bytes memory) { uint8 key = uint8(line & attributeTypeMask); if (key >= ATTRIBUTES.length - 1) { return ATTRIBUTES[ATTRIBUTES.length - 1]; } return ATTRIBUTES[key]; } function compareAttrib(bytes memory attrib, string memory compareTo) internal pure returns (bool) { return keccak256(attrib) == keccak256(bytes(compareTo)); } function compareAttrib(bytes memory attrib, bytes storage compareTo) internal pure returns (bool) { return keccak256(attrib) == keccak256(compareTo); } function addOutput(bytes memory _output, uint256 _outputIdx, bytes memory _addendum) internal pure returns (uint256) { for (uint256 _idx; _idx < _addendum.length; _idx++) { _output[_outputIdx++] = _addendum[_idx]; } return _outputIdx; } function addOutput(bytes memory _output, uint256 _outputIdx, bytes memory _addendum1, bytes memory _addendum2) internal pure returns (uint256) { return addOutput(_output, addOutput(_output, _outputIdx, _addendum1), _addendum2); } function addOutput(bytes memory _output, uint256 _outputIdx, bytes memory _addendum1, bytes memory _addendum2, bytes memory _addendum3) internal pure returns (uint256) { return addOutput(_output, addOutput(_output, addOutput(_output, _outputIdx, _addendum1), _addendum2), _addendum3); } function addOutput(bytes memory _output, uint256 _outputIdx, bytes memory _addendum1, bytes memory _addendum2, bytes memory _addendum3, bytes memory _addendum4) internal pure returns (uint256) { return addOutput(_output, addOutput(_output, addOutput(_output, addOutput(_output, _outputIdx, _addendum1), _addendum2), _addendum3), _addendum4); } function parse(bytes memory input, uint256 idx) public view returns (string memory, uint256) { return parse(input, idx, DEFAULT_THRESHOLD_COUNTER); } function parse(bytes memory input, uint256 idx, uint256 thresholdCounter) public view returns (string memory, uint256) { // Keep track of what we're returning bytes memory output = new bytes(thresholdCounter * 15); // Plenty of padding uint256 outputIdx = 0; bool isTagOpen = false; uint256 counter = idx; // Start the output with SVG tags if needed if (idx == 0) { outputIdx = addOutput(output, outputIdx, SVG_OPEN_TAG); } // Go through all bytes we want to review while (idx < input.length) { // Get the current byte bytes1 _b = bytes1(input[idx]); // If this is a tag, determine if we're creating a new tag if (checkTag(_b)) { // Close the current tag bool closeTag = false; if (isTagOpen) { closeTag = true; isTagOpen = false; if ((idx - counter) >= thresholdCounter) { outputIdx = addOutput(output, outputIdx, bytes(">")); break; } } // Start the next tag if (checkStartTag(_b)) { isTagOpen = true; if (closeTag) { outputIdx = addOutput(output, outputIdx, bytes("><"), getTag(_b)); } else { outputIdx = addOutput(output, outputIdx, bytes("<"), getTag(_b)); } } else { // If needed, open and close an end tag if (closeTag) { outputIdx = addOutput(output, outputIdx, bytes("></"), getTag(_b), bytes(">")); } else { outputIdx = addOutput(output, outputIdx, bytes("</"), getTag(_b), bytes(">")); } } } else { // Attributes bytes memory attrib = getAttribute(_b); if (compareAttrib(attrib, "transform") || compareAttrib(attrib, "gradientTransform")) { // Keep track of which transform we're doing bool isGradientTransform = compareAttrib(attrib, "gradientTransform"); // Get the next byte & attribute idx += 2; _b = bytes1(input[idx]); attrib = getAttribute(_b); outputIdx = addOutput(output, outputIdx, bytes(" "), isGradientTransform ? bytes('gradientTransform="') : bytes('transform="')); while (compareAttrib(attrib, 'translate') || compareAttrib(attrib, 'rotate') || compareAttrib(attrib, 'scale')) { outputIdx = addOutput(output, outputIdx, bytes(" ")); (idx, outputIdx) = parseAttributeValues(output, outputIdx, attrib, input, idx); // Get the next byte & attribute idx += 2; _b = bytes1(input[idx]); attrib = getAttribute(_b); } outputIdx = addOutput(output, outputIdx, bytes('"')); // Undo the previous index increment idx -= 2; } else if (compareAttrib(attrib, "d")) { (idx, outputIdx) = packDPoints(output, outputIdx, input, idx); } else if (compareAttrib(attrib, "points")) { (idx, outputIdx) = packPoints(output, outputIdx, input, idx, bytes(' points="')); } else if (compareAttrib(attrib, "values")) { (idx, outputIdx) = packPoints(output, outputIdx, input, idx, bytes(' values="')); } else { outputIdx = addOutput(output, outputIdx, bytes(" ")); (idx, outputIdx) = parseAttributeValues(output, outputIdx, attrib, input, idx); } } idx += 2; } if (idx >= input.length) { // Close out the SVG tags outputIdx = addOutput(output, outputIdx, SVG_CLOSE_TAG); idx = 0; } // Pack everything down to the size that actually fits bytes memory finalOutput = new bytes(outputIdx); for (uint256 _idx; _idx < outputIdx; _idx++) { finalOutput[_idx] = output[_idx]; } return (string(finalOutput), idx); } function packDPoints(bytes memory output, uint256 outputIdx, bytes memory input, uint256 idx) internal view returns (uint256, uint256) { outputIdx = addOutput(output, outputIdx, bytes(' d="')); // Due to the open-ended nature of points, we concat directly to local_output idx += 2; uint256 count = uint256(uint8(input[idx + 1])) * 2**8 + uint256(uint8(input[idx])); for (uint256 countIdx = 0; countIdx < count; countIdx++) { idx += 2; // Add the d command prior to any bits if (uint8(input[idx + 1] & dCommandBit) > 0) { outputIdx = addOutput(output, outputIdx, bytes(" "), D_COMMANDS[uint8(input[idx])]); } else { countIdx++; outputIdx = addOutput(output, outputIdx, bytes(" "), parseNumberSetValues(input[idx], input[idx + 1]), bytes(","), parseNumberSetValues(input[idx + 2], input[idx + 3])); idx += 2; } } outputIdx = addOutput(output, outputIdx, bytes('"')); return (idx, outputIdx); } function packPoints(bytes memory output, uint256 outputIdx, bytes memory input, uint256 idx, bytes memory attributePreface) internal view returns (uint256, uint256) { outputIdx = addOutput(output, outputIdx, attributePreface); // Due to the open-ended nature of points, we concat directly to local_output idx += 2; uint256 count = uint256(uint8(input[idx + 1])) * 2**8 + uint256(uint8(input[idx])); for (uint256 countIdx = 0; countIdx < count; countIdx++) { idx += 2; bytes memory numberSet = parseNumberSetValues(input[idx], input[idx + 1]); if (countIdx > 0) { outputIdx = addOutput(output, outputIdx, bytes(" "), numberSet); } else { outputIdx = addOutput(output, outputIdx, numberSet); } } outputIdx = addOutput(output, outputIdx, bytes('"')); return (idx, outputIdx); } function parseAttributeValues( bytes memory output, uint256 outputIdx, bytes memory attrib, bytes memory input, uint256 idx ) internal view returns (uint256, uint256) { // Handled in main function if (compareAttrib(attrib, "d") || compareAttrib(attrib, "points") || compareAttrib(attrib, "values") || compareAttrib(attrib, 'transform')) { return (idx + 2, outputIdx); } if (compareAttrib(attrib, 'id') || compareAttrib(attrib, 'xlink:href') || compareAttrib(attrib, 'filter') || compareAttrib(attrib, 'result')) { bytes memory number = Utils.uint2bytes(uint256(uint8(input[idx + 3])) * 2**8 + uint256(uint8(input[idx + 2]))); if (compareAttrib(attrib, 'xlink:href')) { outputIdx = addOutput(output, outputIdx, attrib, bytes('="#id-'), number, bytes('"')); } else if (compareAttrib(attrib, 'filter')) { outputIdx = addOutput(output, outputIdx, attrib, bytes('="url(#id-'), number, bytes(')"')); } else { outputIdx = addOutput(output, outputIdx, attrib, bytes('="id-'), number, bytes('"')); } return (idx + 2, outputIdx); } for (uint256 attribIdx = 0; attribIdx < PAIR_NUMBER_SET_ATTRIBUTES.length; attribIdx++) { if (compareAttrib(attrib, PAIR_NUMBER_SET_ATTRIBUTES[attribIdx])) { outputIdx = addOutput(output, outputIdx, attrib, bytes('('), parseNumberSetValues(input[idx + 2], input[idx + 3]), bytes(',')); outputIdx = addOutput(output, outputIdx, parseNumberSetValues(input[idx + 4], input[idx + 5]), bytes(')')); return (idx + 4, outputIdx); } } for (uint256 attribIdx = 0; attribIdx < PAIR_COLOR_ATTRIBUTES.length; attribIdx++) { if (compareAttrib(attrib, PAIR_COLOR_ATTRIBUTES[attribIdx])) { outputIdx = addOutput(output, outputIdx, attrib, bytes('="'), parseColorValues(input[idx + 2], input[idx + 3], input[idx + 4], input[idx + 5]), bytes('"')); return (idx + 4, outputIdx); } } if (compareAttrib(attrib, 'rotate')) { // Default, single number set values outputIdx = addOutput(output, outputIdx, attrib, bytes('('), parseNumberSetValues(input[idx + 2], input[idx + 3]), bytes(')')); return (idx + 2, outputIdx); } // Dictionary lookups if (compareAttrib(attrib, 'in') || compareAttrib(attrib, 'in2')) { // Special case for the dictionary lookup for in & in2 => allow for ID lookup if (uint8(input[idx + 3] & filterInIdBit) > 0) { bytes memory number = Utils.uint2bytes(uint256(uint8(input[idx + 3] & filterInIdMask)) * 2**8 + uint256(uint8(input[idx + 2]))); outputIdx = addOutput(output, outputIdx, attrib, bytes('="id-'), number, bytes('"')); } else { outputIdx = addOutput(output, outputIdx, attrib, bytes('="'), FILTER_IN[uint8(input[idx + 2])], bytes('"')); } return (idx + 2, outputIdx); } else if (compareAttrib(attrib, 'type')) { outputIdx = addOutput(output, outputIdx, attrib, bytes('="'), FILTER_TYPE[uint8(input[idx + 2])], bytes('"')); return (idx + 2, outputIdx); } else if (compareAttrib(attrib, 'operator')) { outputIdx = addOutput(output, outputIdx, attrib, bytes('="'), FILTER_OPERATOR[uint8(input[idx + 2])], bytes('"')); return (idx + 2, outputIdx); } else if (compareAttrib(attrib, 'edgeMode')) { outputIdx = addOutput(output, outputIdx, attrib, bytes('="'), FILTER_EDGEMODE[uint8(input[idx + 2])], bytes('"')); return (idx + 2, outputIdx); } else if (compareAttrib(attrib, 'fill-rule')) { outputIdx = addOutput(output, outputIdx, attrib, bytes('="'), FILL_RULE[uint8(input[idx + 2])], bytes('"')); return (idx + 2, outputIdx); } else if (compareAttrib(attrib, 'filterUnits')) { outputIdx = addOutput(output, outputIdx, attrib, bytes('="'), FILTER_UNIT[uint8(input[idx + 2])], bytes('"')); return (idx + 2, outputIdx); } // Default, single number set values outputIdx = addOutput(output, outputIdx, attrib, bytes('="'), parseNumberSetValues(input[idx + 2], input[idx + 3]), bytes('"')); return (idx + 2, outputIdx); } function parseColorValues(bytes1 one, bytes1 two, bytes1 three, bytes1 four) internal pure returns (bytes memory) { if (uint8(two) == 0xFF && uint8(one) == 0 && uint8(four) == 0 && uint8(three) == 0) { // None identifier case return bytes("none"); } else if (uint8(two) == 0x80 && uint8(one) == 0) { // URL identifier case bytes memory number = Utils.uint2bytes(uint256(uint8(four)) * 2**8 + uint256(uint8(three))); return abi.encodePacked("url(#id-", number, ")"); } else { return Utils.unpackHexColorValues(uint8(one), uint8(four), uint8(three)); } } function parseNumberSetValues(bytes1 one, bytes1 two) internal pure returns (bytes memory) { return Utils.unpackNumberSetValues( uint256(uint8(two & numberMask)) * 2**8 + uint256(uint8(one)), // number uint8(two & decimalBit) > 0, // decimal uint8(two & negativeBit) > 0, // negative uint8(two & percentageBit) > 0 // percent ); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; library Utils { /** * From https://github.com/provable-things/ethereum-api/blob/master/oraclizeAPI_0.5.sol **/ function uint2bytes(uint _i) internal pure returns (bytes memory) { if (_i == 0) { return "0"; } uint j = _i; uint len; while (j != 0) { len++; j /= 10; } bytes memory bstr = new bytes(len); uint k = len - 1; while (_i != 0) { unchecked { bstr[k--] = bytes1(uint8(48 + _i % 10)); } _i /= 10; } return bstr; } function unpackNumberSetValues(uint _i, bool decimal, bool negative, bool percent) internal pure returns (bytes memory) { // Base case if (_i == 0) { if (percent) { return "0%"; } else { return "0"; } } // Kick off length with the slots needed to make room for, considering certain bits uint j = _i; uint len = (negative ? 1 : 0) + (percent ? 1 : 0) + (decimal ? 2 : 0); // See how many tens we need uint numTens; while (j != 0) { numTens++; j /= 10; } // Expand length // Special case: if decimal & numTens is less than 3, need to pad by 3 since we'll left-pad zeroes if (decimal && numTens < 3) { len += 3; } else { len += numTens; } // Now create the byte "string" bytes memory bstr = new bytes(len); // Index from right-most to left-most uint k = len - 1; // Percent character if (percent) { bstr[k--] = bytes1("%"); } // The entire number while (_i != 0) { unchecked { bstr[k--] = bytes1(uint8(48 + _i % 10)); } _i /= 10; } // If a decimal, we need to left-pad if the numTens isn't enough if (decimal) { while (numTens < 3) { bstr[k--] = bytes1("0"); numTens++; } bstr[k--] = bytes1("."); unchecked { bstr[k--] = bytes1("0"); } } // If negative, the last byte should be negative if (negative) { bstr[0] = bytes1("-"); } return bstr; } /** * Reference pulled from https://gist.github.com/okwme/f3a35193dc4eb9d1d0db65ccf3eb4034 **/ function unpackHexColorValues(uint8 r, uint8 g, uint8 b) internal pure returns (bytes memory) { bytes memory rHex = Utils.uint2hexchar(r); bytes memory gHex = Utils.uint2hexchar(g); bytes memory bHex = Utils.uint2hexchar(b); bytes memory bstr = new bytes(7); bstr[6] = bHex[1]; bstr[5] = bHex[0]; bstr[4] = gHex[1]; bstr[3] = gHex[0]; bstr[2] = rHex[1]; bstr[1] = rHex[0]; bstr[0] = bytes1("#"); return bstr; } function uint2hexchar(uint8 _i) internal pure returns (bytes memory) { uint8 mask = 15; bytes memory bstr = new bytes(2); bstr[1] = (_i & mask) > 9 ? bytes1(uint8(55 + (_i & mask))) : bytes1(uint8(48 + (_i & mask))); bstr[0] = ((_i >> 4) & mask) > 9 ? bytes1(uint8(55 + ((_i >> 4) & mask))) : bytes1(uint8(48 + ((_i >> 4) & mask))); return bstr; } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_CyberBrokersMetadataAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"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":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":[],"name":"TOTAL_CYBERBROKERS","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","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":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"cyberBrokersMetadata","outputs":[{"internalType":"contract CyberBrokersMetadata","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cyberBrokersMintContract","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"getTokens","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"mintCyberBrokerFromMintContract","outputs":[],"stateMutability":"nonpayable","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":"provenanceHash","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"render","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_uri","type":"string"}],"name":"setBaseUri","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_CyberBrokersMetadataAddress","type":"address"}],"name":"setCyberBrokersMetadataAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_mintContract","type":"address"}],"name":"setMintContractAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalUnplugged","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"unplug","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000000bce09e056eb0f8ead57f87bb5bf715bfb698f9
-----Decoded View---------------
Arg [0] : _CyberBrokersMetadataAddress (address): 0x00BCe09e056eB0f8EAd57F87bB5bf715BFB698F9
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000000bce09e056eb0f8ead57f87bb5bf715bfb698f9
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A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.