Overview
Max Total Supply
8,481 VOX
Holders
3,142
Market
Volume (24H)
0.049 ETH
Min Price (24H)
$128.70 @ 0.049000 ETH
Max Price (24H)
$128.70 @ 0.049000 ETH
Other Info
Token Contract
Balance
0 VOXLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
MirandusVOX
Compiler Version
v0.8.3+commit.8d00100c
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
pragma solidity ^0.8.0; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/token/ERC721/ERC721.sol"; import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol"; import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Burnable.sol"; import "@openzeppelin/contracts/token/ERC1155/IERC1155Receiver.sol"; import "@openzeppelin/contracts/token/ERC1155/utils/ERC1155Holder.sol"; import "@openzeppelin/contracts/token/ERC1155/IERC1155.sol"; import "@openzeppelin/contracts/utils/Counters.sol"; import "@openzeppelin/contracts/utils/Address.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/utils/math/SafeMath.sol"; import "@chainlink/contracts/src/v0.8/VRFConsumerBase.sol"; import "./BlackholePrevention.sol"; contract MirandusVOX is ERC721, ERC1155Holder, Ownable, BlackholePrevention, ReentrancyGuard, ERC721Enumerable, ERC721Burnable, VRFConsumerBase { using Counters for Counters.Counter; using Address for address payable; using SafeMath for uint256; using Strings for uint256; Counters.Counter private _tokenIdCounter; string public constant PROVENANCE = "fa0a30c08c8a6f63e7321c10500edade6ae4f4637551c26a4f664d8b4d6053af"; uint256 public constant MAX_PURCHASE = 8; uint256 public constant maxSupply = 8888; uint256 public constant offset = 0; uint256 public constant PRICE = 1; address public erc1155Token; uint256 public erc1155TokenId; uint256 public balance; bytes32 internal keyHash; uint256 internal fee; uint256 public saleStartTimestamp; bytes32 internal vrfRequestId; uint256 internal vrfRandomness; uint private nonce = 0; uint[maxSupply] private indices; constructor( address _erc1155Token, uint256 _erc1155TokenId, uint256 _saleStartTimestamp ) ERC721("VOX Series 2", "VOX") VRFConsumerBase( 0xf0d54349aDdcf704F77AE15b96510dEA15cb7952, 0x514910771AF9Ca656af840dff83E8264EcF986CA ) { erc1155Token = _erc1155Token; erc1155TokenId = _erc1155TokenId; saleStartTimestamp = _saleStartTimestamp; keyHash = 0xAA77729D3466CA35AE8D28B3BBAC7CC36A5031EFDC430821C02BC31A238AF445; fee = 2 * 10 ** 18; } function onERC1155Received( address operator, address from, uint256 id, uint256 value, bytes calldata data ) public virtual override returns (bytes4) { require(block.timestamp >= saleStartTimestamp, "Sale has not started"); require(totalSupply() < maxSupply, "Sale has ended"); require(value <= maxSupply - _tokenIdCounter.current(), "Cannot buy that many"); require(msg.sender == erc1155Token, "Invalid token contract used"); require(id == erc1155TokenId, "Invalid token ID sent"); require(value <= MAX_PURCHASE, "Cannot buy that many at once"); uint256 balanceAfter = IERC1155(erc1155Token).balanceOf( address(this), erc1155TokenId ); if (balance + value == balanceAfter) { for (uint256 i = 0; i < value; i++) { uint tokenId = randomTokenId(); _safeMint(from, tokenId); _tokenIdCounter.increment(); } } balance = IERC1155(erc1155Token).balanceOf( address(this), erc1155TokenId ); return this.onERC1155Received.selector; } function generateRandomness() public { require(vrfRequestId == 0, "Randomness already requested"); require(vrfRandomness == 0, "Randomness is already set"); vrfRequestId = requestRandomness(keyHash, fee); } function randomTokenId() internal returns (uint) { uint remaining = maxSupply - _tokenIdCounter.current(); uint index = uint(keccak256(abi.encodePacked(vrfRandomness, nonce, msg.sender, block.difficulty, block.timestamp))) % remaining; uint tokenId = 0; if (indices[index] != 0) { tokenId = indices[index]; } else { tokenId = index; } if (indices[remaining - 1] == 0) { indices[index] = remaining - 1; } else { indices[index] = indices[remaining - 1]; } nonce++; return tokenId.add(1); } function fulfillRandomness(bytes32 requestId, uint256 randomness) internal override { require(vrfRequestId == requestId, "VRF Request Id must match"); vrfRandomness = randomness; } function _baseURI() internal pure override returns (string memory) { return "https://www.collectvox.com/metadata/mirandus/"; } function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { string memory baseURI = _baseURI(); return string(abi.encodePacked(baseURI, tokenId.toString())); } function withdrawEther(address payable receiver, uint256 amount) external virtual onlyOwner { _withdrawEther(receiver, amount); } function withdrawERC20( address payable receiver, address tokenAddress, uint256 amount ) external virtual onlyOwner { _withdrawERC20(receiver, tokenAddress, amount); } function withdrawERC721( address payable receiver, address tokenAddress, uint256 _tokenId ) external virtual onlyOwner { _withdrawERC721(receiver, tokenAddress, _tokenId); } function supportsInterface(bytes4 interfaceId) public view virtual override(ERC721, ERC1155Receiver, ERC721Enumerable) returns (bool) { return interfaceId == type(IERC1155Receiver).interfaceId || interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } function _beforeTokenTransfer(address from, address to, uint256 tokenId) internal override(ERC721, ERC721Enumerable) { super._beforeTokenTransfer(from, to, tokenId); } }
// 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/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); } /** * @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); } /** * @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 of token that is not own"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId); // Clear approvals from the previous owner _approve(address(0), tokenId); _balances[from] -= 1; _balances[to] += 1; _owners[tokenId] = to; emit Transfer(from, to, tokenId); } /** * @dev Approve `to` to operate on `tokenId` * * Emits a {Approval} event. */ function _approve(address to, uint256 tokenId) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(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 {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/ERC721Enumerable.sol) pragma solidity ^0.8.0; import "../ERC721.sol"; import "./IERC721Enumerable.sol"; /** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */ abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex; // Array with all token ids, used for enumeration uint256[] private _allTokens; // Mapping from token id to position in the allTokens array mapping(uint256 => uint256) private _allTokensIndex; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) { return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}. */ function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) { require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds"); return _ownedTokens[owner][index]; } /** * @dev See {IERC721Enumerable-totalSupply}. */ function totalSupply() public view virtual override returns (uint256) { return _allTokens.length; } /** * @dev See {IERC721Enumerable-tokenByIndex}. */ function tokenByIndex(uint256 index) public view virtual override returns (uint256) { require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds"); return _allTokens[index]; } /** * @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` cannot be the zero address. * - `to` cannot be the zero address. * * 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 override { super._beforeTokenTransfer(from, to, tokenId); if (from == address(0)) { _addTokenToAllTokensEnumeration(tokenId); } else if (from != to) { _removeTokenFromOwnerEnumeration(from, tokenId); } if (to == address(0)) { _removeTokenFromAllTokensEnumeration(tokenId); } else if (to != from) { _addTokenToOwnerEnumeration(to, tokenId); } } /** * @dev Private function to add a token to this extension's ownership-tracking data structures. * @param to address representing the new owner of the given token ID * @param tokenId uint256 ID of the token to be added to the tokens list of the given address */ function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private { uint256 length = ERC721.balanceOf(to); _ownedTokens[to][length] = tokenId; _ownedTokensIndex[tokenId] = length; } /** * @dev Private function to add a token to this extension's token tracking data structures. * @param tokenId uint256 ID of the token to be added to the tokens list */ function _addTokenToAllTokensEnumeration(uint256 tokenId) private { _allTokensIndex[tokenId] = _allTokens.length; _allTokens.push(tokenId); } /** * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for * gas optimizations e.g. when performing a transfer operation (avoiding double writes). * This has O(1) time complexity, but alters the order of the _ownedTokens array. * @param from address representing the previous owner of the given token ID * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address */ function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private { // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = ERC721.balanceOf(from) - 1; uint256 tokenIndex = _ownedTokensIndex[tokenId]; // When the token to delete is the last token, the swap operation is unnecessary if (tokenIndex != lastTokenIndex) { uint256 lastTokenId = _ownedTokens[from][lastTokenIndex]; _ownedTokens[from][tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index } // This also deletes the contents at the last position of the array delete _ownedTokensIndex[tokenId]; delete _ownedTokens[from][lastTokenIndex]; } /** * @dev Private function to remove a token from this extension's token tracking data structures. * This has O(1) time complexity, but alters the order of the _allTokens array. * @param tokenId uint256 ID of the token to be removed from the tokens list */ function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private { // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = _allTokens.length - 1; uint256 tokenIndex = _allTokensIndex[tokenId]; // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding // an 'if' statement (like in _removeTokenFromOwnerEnumeration) uint256 lastTokenId = _allTokens[lastTokenIndex]; _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index // This also deletes the contents at the last position of the array delete _allTokensIndex[tokenId]; _allTokens.pop(); } }
// 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 // OpenZeppelin Contracts v4.4.1 (token/ERC1155/IERC1155Receiver.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev _Available since v3.1._ */ interface IERC1155Receiver is IERC165 { /** @dev Handles the receipt of a single ERC1155 token type. This function is called at the end of a `safeTransferFrom` after the balance has been updated. To accept the transfer, this must return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` (i.e. 0xf23a6e61, or its own function selector). @param operator The address which initiated the transfer (i.e. msg.sender) @param from The address which previously owned the token @param id The ID of the token being transferred @param value The amount of tokens being transferred @param data Additional data with no specified format @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed */ function onERC1155Received( address operator, address from, uint256 id, uint256 value, bytes calldata data ) external returns (bytes4); /** @dev Handles the receipt of a multiple ERC1155 token types. This function is called at the end of a `safeBatchTransferFrom` after the balances have been updated. To accept the transfer(s), this must return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` (i.e. 0xbc197c81, or its own function selector). @param operator The address which initiated the batch transfer (i.e. msg.sender) @param from The address which previously owned the token @param ids An array containing ids of each token being transferred (order and length must match values array) @param values An array containing amounts of each token being transferred (order and length must match ids array) @param data Additional data with no specified format @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed */ function onERC1155BatchReceived( address operator, address from, uint256[] calldata ids, uint256[] calldata values, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC1155/utils/ERC1155Holder.sol) pragma solidity ^0.8.0; import "./ERC1155Receiver.sol"; /** * @dev _Available since v3.1._ */ contract ERC1155Holder is ERC1155Receiver { function onERC1155Received( address, address, uint256, uint256, bytes memory ) public virtual override returns (bytes4) { return this.onERC1155Received.selector; } function onERC1155BatchReceived( address, address, uint256[] memory, uint256[] memory, bytes memory ) public virtual override returns (bytes4) { return this.onERC1155BatchReceived.selector; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC1155/IERC1155.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC1155 compliant contract, as defined in the * https://eips.ethereum.org/EIPS/eip-1155[EIP]. * * _Available since v3.1._ */ interface IERC1155 is IERC165 { /** * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`. */ event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value); /** * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all * transfers. */ event TransferBatch( address indexed operator, address indexed from, address indexed to, uint256[] ids, uint256[] values ); /** * @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to * `approved`. */ event ApprovalForAll(address indexed account, address indexed operator, bool approved); /** * @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI. * * If an {URI} event was emitted for `id`, the standard * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value * returned by {IERC1155MetadataURI-uri}. */ event URI(string value, uint256 indexed id); /** * @dev Returns the amount of tokens of token type `id` owned by `account`. * * Requirements: * * - `account` cannot be the zero address. */ function balanceOf(address account, uint256 id) external view returns (uint256); /** * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}. * * Requirements: * * - `accounts` and `ids` must have the same length. */ function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids) external view returns (uint256[] memory); /** * @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`, * * Emits an {ApprovalForAll} event. * * Requirements: * * - `operator` cannot be the caller. */ function setApprovalForAll(address operator, bool approved) external; /** * @dev Returns true if `operator` is approved to transfer ``account``'s tokens. * * See {setApprovalForAll}. */ function isApprovedForAll(address account, address operator) external view returns (bool); /** * @dev Transfers `amount` tokens of token type `id` from `from` to `to`. * * Emits a {TransferSingle} event. * * Requirements: * * - `to` cannot be the zero address. * - If the caller is not `from`, it must be have been approved to spend ``from``'s tokens via {setApprovalForAll}. * - `from` must have a balance of tokens of type `id` of at least `amount`. * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the * acceptance magic value. */ function safeTransferFrom( address from, address to, uint256 id, uint256 amount, bytes calldata data ) external; /** * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}. * * Emits a {TransferBatch} event. * * Requirements: * * - `ids` and `amounts` must have the same length. * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the * acceptance magic value. */ function safeBatchTransferFrom( address from, address to, uint256[] calldata ids, uint256[] calldata amounts, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Counters.sol) pragma solidity ^0.8.0; /** * @title Counters * @author Matt Condon (@shrugs) * @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number * of elements in a mapping, issuing ERC721 ids, or counting request ids. * * Include with `using Counters for Counters.Counter;` */ library Counters { struct Counter { // This variable should never be directly accessed by users of the library: interactions must be restricted to // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add // this feature: see https://github.com/ethereum/solidity/issues/4637 uint256 _value; // default: 0 } function current(Counter storage counter) internal view returns (uint256) { return counter._value; } function increment(Counter storage counter) internal { unchecked { counter._value += 1; } } function decrement(Counter storage counter) internal { uint256 value = counter._value; require(value > 0, "Counter: decrement overflow"); unchecked { counter._value = value - 1; } } function reset(Counter storage counter) internal { counter._value = 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Address.sol) pragma solidity ^0.8.0; /** * @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 * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; assembly { size := extcodesize(account) } return size > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev 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 (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { // On the first call to nonReentrant, _notEntered will be true require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; _; // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/math/SafeMath.sol) pragma solidity ^0.8.0; // CAUTION // This version of SafeMath should only be used with Solidity 0.8 or later, // because it relies on the compiler's built in overflow checks. /** * @dev Wrappers over Solidity's arithmetic operations. * * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler * now has built in overflow checking. */ library SafeMath { /** * @dev Returns the addition of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } } /** * @dev Returns the substraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b > a) return (false, 0); return (true, a - b); } } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a / b); } } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a % b); } } /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns (uint256) { return a + b; } /** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b) internal pure returns (uint256) { return a - b; } /** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */ function mul(uint256 a, uint256 b) internal pure returns (uint256) { return a * b; } /** * @dev Returns the integer division of two unsigned integers, reverting on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b) internal pure returns (uint256) { return a % b; } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {trySub}. * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub( uint256 a, uint256 b, string memory errorMessage ) internal pure returns (uint256) { unchecked { require(b <= a, errorMessage); return a - b; } } /** * @dev Returns the integer division of two unsigned integers, reverting with custom message on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div( uint256 a, uint256 b, string memory errorMessage ) internal pure returns (uint256) { unchecked { require(b > 0, errorMessage); return a / b; } } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting with custom message when dividing by zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryMod}. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod( uint256 a, uint256 b, string memory errorMessage ) internal pure returns (uint256) { unchecked { require(b > 0, errorMessage); return a % b; } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./interfaces/LinkTokenInterface.sol"; import "./VRFRequestIDBase.sol"; /** **************************************************************************** * @notice Interface for contracts using VRF randomness * ***************************************************************************** * @dev PURPOSE * * @dev Reggie the Random Oracle (not his real job) wants to provide randomness * @dev to Vera the verifier in such a way that Vera can be sure he's not * @dev making his output up to suit himself. Reggie provides Vera a public key * @dev to which he knows the secret key. Each time Vera provides a seed to * @dev Reggie, he gives back a value which is computed completely * @dev deterministically from the seed and the secret key. * * @dev Reggie provides a proof by which Vera can verify that the output was * @dev correctly computed once Reggie tells it to her, but without that proof, * @dev the output is indistinguishable to her from a uniform random sample * @dev from the output space. * * @dev The purpose of this contract is to make it easy for unrelated contracts * @dev to talk to Vera the verifier about the work Reggie is doing, to provide * @dev simple access to a verifiable source of randomness. * ***************************************************************************** * @dev USAGE * * @dev Calling contracts must inherit from VRFConsumerBase, and can * @dev initialize VRFConsumerBase's attributes in their constructor as * @dev shown: * * @dev contract VRFConsumer { * @dev constuctor(<other arguments>, address _vrfCoordinator, address _link) * @dev VRFConsumerBase(_vrfCoordinator, _link) public { * @dev <initialization with other arguments goes here> * @dev } * @dev } * * @dev The oracle will have given you an ID for the VRF keypair they have * @dev committed to (let's call it keyHash), and have told you the minimum LINK * @dev price for VRF service. Make sure your contract has sufficient LINK, and * @dev call requestRandomness(keyHash, fee, seed), where seed is the input you * @dev want to generate randomness from. * * @dev Once the VRFCoordinator has received and validated the oracle's response * @dev to your request, it will call your contract's fulfillRandomness method. * * @dev The randomness argument to fulfillRandomness is the actual random value * @dev generated from your seed. * * @dev The requestId argument is generated from the keyHash and the seed by * @dev makeRequestId(keyHash, seed). If your contract could have concurrent * @dev requests open, you can use the requestId to track which seed is * @dev associated with which randomness. See VRFRequestIDBase.sol for more * @dev details. (See "SECURITY CONSIDERATIONS" for principles to keep in mind, * @dev if your contract could have multiple requests in flight simultaneously.) * * @dev Colliding `requestId`s are cryptographically impossible as long as seeds * @dev differ. (Which is critical to making unpredictable randomness! See the * @dev next section.) * * ***************************************************************************** * @dev SECURITY CONSIDERATIONS * * @dev A method with the ability to call your fulfillRandomness method directly * @dev could spoof a VRF response with any random value, so it's critical that * @dev it cannot be directly called by anything other than this base contract * @dev (specifically, by the VRFConsumerBase.rawFulfillRandomness method). * * @dev For your users to trust that your contract's random behavior is free * @dev from malicious interference, it's best if you can write it so that all * @dev behaviors implied by a VRF response are executed *during* your * @dev fulfillRandomness method. If your contract must store the response (or * @dev anything derived from it) and use it later, you must ensure that any * @dev user-significant behavior which depends on that stored value cannot be * @dev manipulated by a subsequent VRF request. * * @dev Similarly, both miners and the VRF oracle itself have some influence * @dev over the order in which VRF responses appear on the blockchain, so if * @dev your contract could have multiple VRF requests in flight simultaneously, * @dev you must ensure that the order in which the VRF responses arrive cannot * @dev be used to manipulate your contract's user-significant behavior. * * @dev Since the ultimate input to the VRF is mixed with the block hash of the * @dev block in which the request is made, user-provided seeds have no impact * @dev on its economic security properties. They are only included for API * @dev compatability with previous versions of this contract. * * @dev Since the block hash of the block which contains the requestRandomness * @dev call is mixed into the input to the VRF *last*, a sufficiently powerful * @dev miner could, in principle, fork the blockchain to evict the block * @dev containing the request, forcing the request to be included in a * @dev different block with a different hash, and therefore a different input * @dev to the VRF. However, such an attack would incur a substantial economic * @dev cost. This cost scales with the number of blocks the VRF oracle waits * @dev until it calls responds to a request. */ abstract contract VRFConsumerBase is VRFRequestIDBase { /** * @notice fulfillRandomness handles the VRF response. Your contract must * @notice implement it. See "SECURITY CONSIDERATIONS" above for important * @notice principles to keep in mind when implementing your fulfillRandomness * @notice method. * * @dev VRFConsumerBase expects its subcontracts to have a method with this * @dev signature, and will call it once it has verified the proof * @dev associated with the randomness. (It is triggered via a call to * @dev rawFulfillRandomness, below.) * * @param requestId The Id initially returned by requestRandomness * @param randomness the VRF output */ function fulfillRandomness(bytes32 requestId, uint256 randomness) internal virtual; /** * @dev In order to keep backwards compatibility we have kept the user * seed field around. We remove the use of it because given that the blockhash * enters later, it overrides whatever randomness the used seed provides. * Given that it adds no security, and can easily lead to misunderstandings, * we have removed it from usage and can now provide a simpler API. */ uint256 private constant USER_SEED_PLACEHOLDER = 0; /** * @notice requestRandomness initiates a request for VRF output given _seed * * @dev The fulfillRandomness method receives the output, once it's provided * @dev by the Oracle, and verified by the vrfCoordinator. * * @dev The _keyHash must already be registered with the VRFCoordinator, and * @dev the _fee must exceed the fee specified during registration of the * @dev _keyHash. * * @dev The _seed parameter is vestigial, and is kept only for API * @dev compatibility with older versions. It can't *hurt* to mix in some of * @dev your own randomness, here, but it's not necessary because the VRF * @dev oracle will mix the hash of the block containing your request into the * @dev VRF seed it ultimately uses. * * @param _keyHash ID of public key against which randomness is generated * @param _fee The amount of LINK to send with the request * * @return requestId unique ID for this request * * @dev The returned requestId can be used to distinguish responses to * @dev concurrent requests. It is passed as the first argument to * @dev fulfillRandomness. */ function requestRandomness(bytes32 _keyHash, uint256 _fee) internal returns (bytes32 requestId) { LINK.transferAndCall(vrfCoordinator, _fee, abi.encode(_keyHash, USER_SEED_PLACEHOLDER)); // This is the seed passed to VRFCoordinator. The oracle will mix this with // the hash of the block containing this request to obtain the seed/input // which is finally passed to the VRF cryptographic machinery. uint256 vRFSeed = makeVRFInputSeed(_keyHash, USER_SEED_PLACEHOLDER, address(this), nonces[_keyHash]); // nonces[_keyHash] must stay in sync with // VRFCoordinator.nonces[_keyHash][this], which was incremented by the above // successful LINK.transferAndCall (in VRFCoordinator.randomnessRequest). // This provides protection against the user repeating their input seed, // which would result in a predictable/duplicate output, if multiple such // requests appeared in the same block. nonces[_keyHash] = nonces[_keyHash] + 1; return makeRequestId(_keyHash, vRFSeed); } LinkTokenInterface internal immutable LINK; address private immutable vrfCoordinator; // Nonces for each VRF key from which randomness has been requested. // // Must stay in sync with VRFCoordinator[_keyHash][this] mapping(bytes32 => uint256) /* keyHash */ /* nonce */ private nonces; /** * @param _vrfCoordinator address of VRFCoordinator contract * @param _link address of LINK token contract * * @dev https://docs.chain.link/docs/link-token-contracts */ constructor(address _vrfCoordinator, address _link) { vrfCoordinator = _vrfCoordinator; LINK = LinkTokenInterface(_link); } // rawFulfillRandomness is called by VRFCoordinator when it receives a valid VRF // proof. rawFulfillRandomness then calls fulfillRandomness, after validating // the origin of the call function rawFulfillRandomness(bytes32 requestId, uint256 randomness) external { require(msg.sender == vrfCoordinator, "Only VRFCoordinator can fulfill"); fulfillRandomness(requestId, randomness); } }
pragma solidity ^0.8.0; import "@openzeppelin/contracts/utils/Address.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; // for WETH import "@openzeppelin/contracts/token/ERC721/IERC721.sol"; import "@openzeppelin/contracts/token/ERC1155/IERC1155.sol"; /** * @notice Prevents ETH or Tokens from getting stuck in a contract by allowing * the Owner/DAO to pull them out on behalf of a user * This is only meant to contracts that are not expected to hold tokens, but do handle transferring them. */ contract BlackholePrevention { using Address for address payable; using SafeERC20 for IERC20; event WithdrawStuckEther(address indexed receiver, uint256 amount); event WithdrawStuckERC20( address indexed receiver, address indexed tokenAddress, uint256 amount ); event WithdrawStuckERC721( address indexed receiver, address indexed tokenAddress, uint256 indexed tokenId ); event WithdrawStuckERC1155( address indexed tokenAddress, address indexed to, uint256 indexed _erc1155TokenId, uint256 amount ); function _withdrawEther(address payable receiver, uint256 amount) internal virtual { require(receiver != address(0x0), "BHP:E-403"); if (address(this).balance >= amount) { receiver.sendValue(amount); emit WithdrawStuckEther(receiver, amount); } } function _withdrawERC20( address payable receiver, address tokenAddress, uint256 amount ) internal virtual { require(receiver != address(0x0), "BHP:E-403"); if (IERC20(tokenAddress).balanceOf(address(this)) >= amount) { IERC20(tokenAddress).safeTransfer(receiver, amount); emit WithdrawStuckERC20(receiver, tokenAddress, amount); } } function _withdrawERC721( address payable receiver, address tokenAddress, uint256 tokenId ) internal virtual { require(receiver != address(0x0), "BHP:E-403"); if (IERC721(tokenAddress).ownerOf(tokenId) == address(this)) { IERC721(tokenAddress).transferFrom( address(this), receiver, tokenId ); emit WithdrawStuckERC721(receiver, tokenAddress, tokenId); } } function _withdrawERC1155( address token, address _to, uint256 _erc1155TokenId, uint256 _amount, bytes memory data ) internal virtual { require(_to != address(0x0), "BHP:E-403"); if ( IERC1155(token).balanceOf(address(this), _erc1155TokenId) >= _amount ) { IERC1155(token).safeTransferFrom( address(this), _to, _erc1155TokenId, _amount, data ); emit WithdrawStuckERC1155(token, _to, _erc1155TokenId, _amount); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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 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 // OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Enumerable.sol) pragma solidity ^0.8.0; import "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Enumerable is IERC721 { /** * @dev Returns the total amount of tokens stored by the contract. */ function totalSupply() external view returns (uint256); /** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanceOf} to enumerate all of ``owner``'s tokens. */ function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId); /** * @dev Returns a token ID at a given `index` of all the tokens stored by the contract. * Use along with {totalSupply} to enumerate all tokens. */ function tokenByIndex(uint256 index) external view returns (uint256); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC1155/utils/ERC1155Receiver.sol) pragma solidity ^0.8.0; import "../IERC1155Receiver.sol"; import "../../../utils/introspection/ERC165.sol"; /** * @dev _Available since v3.1._ */ abstract contract ERC1155Receiver is ERC165, IERC1155Receiver { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC1155Receiver).interfaceId || super.supportsInterface(interfaceId); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface LinkTokenInterface { function allowance(address owner, address spender) external view returns (uint256 remaining); function approve(address spender, uint256 value) external returns (bool success); function balanceOf(address owner) external view returns (uint256 balance); function decimals() external view returns (uint8 decimalPlaces); function decreaseApproval(address spender, uint256 addedValue) external returns (bool success); function increaseApproval(address spender, uint256 subtractedValue) external; function name() external view returns (string memory tokenName); function symbol() external view returns (string memory tokenSymbol); function totalSupply() external view returns (uint256 totalTokensIssued); function transfer(address to, uint256 value) external returns (bool success); function transferAndCall( address to, uint256 value, bytes calldata data ) external returns (bool success); function transferFrom( address from, address to, uint256 value ) external returns (bool success); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; contract VRFRequestIDBase { /** * @notice returns the seed which is actually input to the VRF coordinator * * @dev To prevent repetition of VRF output due to repetition of the * @dev user-supplied seed, that seed is combined in a hash with the * @dev user-specific nonce, and the address of the consuming contract. The * @dev risk of repetition is mostly mitigated by inclusion of a blockhash in * @dev the final seed, but the nonce does protect against repetition in * @dev requests which are included in a single block. * * @param _userSeed VRF seed input provided by user * @param _requester Address of the requesting contract * @param _nonce User-specific nonce at the time of the request */ function makeVRFInputSeed( bytes32 _keyHash, uint256 _userSeed, address _requester, uint256 _nonce ) internal pure returns (uint256) { return uint256(keccak256(abi.encode(_keyHash, _userSeed, _requester, _nonce))); } /** * @notice Returns the id for this request * @param _keyHash The serviceAgreement ID to be used for this request * @param _vRFInputSeed The seed to be passed directly to the VRF * @return The id for this request * * @dev Note that _vRFInputSeed is not the seed passed by the consuming * @dev contract, but the one generated by makeVRFInputSeed */ function makeRequestId(bytes32 _keyHash, uint256 _vRFInputSeed) internal pure returns (bytes32) { return keccak256(abi.encodePacked(_keyHash, _vRFInputSeed)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address recipient, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom( address sender, address recipient, uint256 amount ) external returns (bool); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using Address for address; function safeTransfer( IERC20 token, address to, uint256 value ) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } function safeTransferFrom( IERC20 token, address from, address to, uint256 value ) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove( IERC20 token, address spender, uint256 value ) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' require( (value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } function safeIncreaseAllowance( IERC20 token, address spender, uint256 value ) internal { uint256 newAllowance = token.allowance(address(this), spender) + value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } function safeDecreaseAllowance( IERC20 token, address spender, uint256 value ) internal { unchecked { uint256 oldAllowance = token.allowance(address(this), spender); require(oldAllowance >= value, "SafeERC20: decreased allowance below zero"); uint256 newAllowance = oldAllowance - value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); if (returndata.length > 0) { // Return data is optional require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "metadata": { "useLiteralContent": true }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_erc1155Token","type":"address"},{"internalType":"uint256","name":"_erc1155TokenId","type":"uint256"},{"internalType":"uint256","name":"_saleStartTimestamp","type":"uint256"}],"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"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"tokenAddress","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"_erc1155TokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"WithdrawStuckERC1155","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"receiver","type":"address"},{"indexed":true,"internalType":"address","name":"tokenAddress","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"WithdrawStuckERC20","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"receiver","type":"address"},{"indexed":true,"internalType":"address","name":"tokenAddress","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"WithdrawStuckERC721","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"receiver","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"WithdrawStuckEther","type":"event"},{"inputs":[],"name":"MAX_PURCHASE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PROVENANCE","outputs":[{"internalType":"string","name":"","type":"string"}],"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":[],"name":"balance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","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":"erc1155Token","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"erc1155TokenId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"generateRandomness","outputs":[],"stateMutability":"nonpayable","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":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"offset","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256[]","name":"","type":"uint256[]"},{"internalType":"uint256[]","name":"","type":"uint256[]"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC1155BatchReceived","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"address","name":"from","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"onERC1155Received","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"nonpayable","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":[{"internalType":"bytes32","name":"requestId","type":"bytes32"},{"internalType":"uint256","name":"randomness","type":"uint256"}],"name":"rawFulfillRandomness","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","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":[],"name":"saleStartTimestamp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","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":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"totalSupply","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":"address payable","name":"receiver","type":"address"},{"internalType":"address","name":"tokenAddress","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdrawERC20","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"receiver","type":"address"},{"internalType":"address","name":"tokenAddress","type":"address"},{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"withdrawERC721","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"receiver","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdrawEther","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000c36cf0cfcb5d905b8b513860db0cfe63f6cf9f5c000000000000000000000000000001ae000000000000000000000000000000000000000000000000000000000000000000000000000000000000000061c24e60
-----Decoded View---------------
Arg [0] : _erc1155Token (address): 0xc36cF0cFcb5d905B8B513860dB0CFE63F6Cf9F5c
Arg [1] : _erc1155TokenId (uint256): 146321417776003539289251081195660330926080
Arg [2] : _saleStartTimestamp (uint256): 1640124000
-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 000000000000000000000000c36cf0cfcb5d905b8b513860db0cfe63f6cf9f5c
Arg [1] : 000000000000000000000000000001ae00000000000000000000000000000000
Arg [2] : 0000000000000000000000000000000000000000000000000000000061c24e60
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
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.