ERC-721
NFT
Overview
Max Total Supply
2,751 ETHEAD
Holders
622
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
3 ETHEADLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
EtherHeads
Compiler Version
v0.8.0+commit.c7dfd78e
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/token/ERC721/ERC721.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol"; import "contracts/recovery.sol"; contract EtherHeads is Ownable, ERC721Enumerable, recovery{ uint256 public cost; uint256 public cost50; uint256 public cost90; string private _baseTokenURI; string public EH_PROVENANCE = "d9df370a6f4ce906e17dbf85e66df87ea9eb909ecefff9d4b7c172f7ac7609d5"; uint256 public constant maxSupply = 10000; uint256 public maxMintAmount = 20; uint256 public maxReedemAmount = 10; bool public isSaleActive = false; // can mint bool public earlyIsActive = true; // can claim free EH for EC bool public canList = false; IERC721Enumerable public EtherCards; // EC Claim Records uint256 public maxFree = 1000; uint256 public freeAllocation; // Number of free cards taken so far mapping(address => uint) public freeCardsTaken; // EC holders who have claimed mapping(uint256 => bool) public freeClaimed; // EC tokenIDS already used uint256 public maxP50 = 1000; uint256 public p50Allocation; // Number of 50% cards taken so far mapping(address => uint) public p50CardsTaken; // EC holders who have claimed address payable public wallet; event NothingToRedeem(); constructor( string memory _initBaseURI, IERC721Enumerable _ethercards, address payable _wallet ) ERC721("EtherHeads", "ETHEAD") { setBaseURI(_initBaseURI); EtherCards = _ethercards; setWallet(_wallet); setCost(0.05 ether); } //SHA256(concat(for all images SHA256(images)) function setProvenanceHash(string memory _provenanceHash) public onlyOwner { EH_PROVENANCE = _provenanceHash; } function _baseURI() internal view virtual override(ERC721) returns (string memory) { return _baseTokenURI; } function setBaseURI(string memory _baseU) public onlyOwner { _baseTokenURI = _baseU; } function setCost(uint256 _newCost) public onlyOwner { cost = _newCost; cost50 = _newCost / 2; cost90 = (_newCost * 9) / 10; } function setMaxMintAmount(uint256 _newmaxMintAmount) public onlyOwner { maxMintAmount = _newmaxMintAmount; } function setWallet(address payable _wallet) public onlyOwner { wallet = _wallet; } function setCanList(bool _state) public onlyOwner { canList = _state; } function setSaleActive(bool _state) public onlyOwner { isSaleActive = _state; } function setEarlyActive(bool _state) public onlyOwner { earlyIsActive = _state; } function isEligible(uint256 tokenId, mapping(uint256 => bool) storage claimed ) private view returns (bool) { return ((!claimed[tokenId]) && (EtherCards.ownerOf(tokenId)==msg.sender)); } function setApprovalForAll(address operator, bool approved) public virtual override { require(canList, "Cannot list at this time"); super.setApprovalForAll(operator, approved); } function redeemableTokensByOwner(address _owner) external view returns(uint256[] memory ) { uint256 tokenCount = EtherCards.balanceOf(_owner); if (tokenCount == 0) { return new uint256[](0); } else { uint256[] memory result = new uint256[](tokenCount); uint256 index; uint256 idx; for (index = 0; index < tokenCount; index++) { uint256 tokenId = EtherCards.tokenOfOwnerByIndex(_owner, index); if(!freeClaimed[tokenId]) { result[idx] = tokenId; idx++; } } uint256[] memory result2 = new uint256[](idx); for (index = 0; index < idx; index++) { result2[index] = result[index]; } return result2; } } function eligibleCards(uint256[] memory tokenIds, mapping(uint256 => bool) storage claimed) private view returns (uint256) { require(earlyIsActive, "Early Access is not active"); uint256 count; for (uint j = 0; j < tokenIds.length; j++) { uint256 tid = tokenIds[j]; if ( isEligible(tid,claimed)) { count++; } } require(count <= maxReedemAmount, "Exceeds maximum tokens you can claim in a single transaction"); // 10 per transaction return count; } function earlyFreeAccessByCard(uint256[] memory tokenIds) public { uint256 _redeemAmount = eligibleCards(tokenIds, freeClaimed); require(_redeemAmount > 0,"Nothing to redeem"); require(freeCardsTaken[msg.sender] + _redeemAmount <= maxReedemAmount, "You can claim max 10 free EtherHeads"); freeAllocation += _redeemAmount; require(freeAllocation <= maxFree,"This exceeds the number of free cards available"); uint256 mintIndex = totalSupply(); uint256 allocated; for (uint i = 0; i < tokenIds.length; i++) { uint256 tokenId = tokenIds[i]; if (isEligible(tokenId,freeClaimed)) { freeClaimed[tokenId] = true; allocated += 1; _safeMint(msg.sender, mintIndex + allocated); } } assert(_redeemAmount == allocated); freeCardsTaken[msg.sender] += allocated; } function early50AccessByCard(uint256 _redeemAmount) public payable { require(EtherCards.balanceOf(msg.sender) > 0,"you do not hold any Ether Cards"); require(earlyIsActive, "Early Access is not active"); p50CardsTaken[msg.sender] += _redeemAmount; require(p50CardsTaken[msg.sender] <= maxReedemAmount, "You can buy max 10 EtherHeads at 50% discount"); require(msg.value >= _redeemAmount * cost50,"Insufficient ETH received"); p50Allocation += _redeemAmount; require(p50Allocation <= maxP50,"This exceeds the number of free cards available"); uint256 mintIndex = totalSupply(); for (uint i = 0; i < _redeemAmount; i++) { _safeMint(msg.sender, mintIndex + i + 1); } wallet.transfer(address(this).balance); } function mint(address _to, uint256 _mintAmount) public payable { uint mintIndex = super.totalSupply(); require(_mintAmount > 0, "You cannot by ZERO EthHeads"); require(_mintAmount <= maxMintAmount, "Exceeds maximum tokens you can purchase in a single transaction"); require(mintIndex + _mintAmount <= maxSupply, "Exceeds maximum tokens available for purchase"); if (msg.sender != owner()) { if(earlyIsActive) { require(EtherCards.balanceOf(msg.sender)> 0,"You do not hold an Ether Card"); require(msg.value >= cost90 * _mintAmount, "Ether value sent is not correct"); } else { require(isSaleActive, "Sale is not active" ); require(msg.value >= cost * _mintAmount, "Ether value sent is not correct"); } } for (uint256 i = 1; i <= _mintAmount; i++) { _safeMint(_to, mintIndex + i); } wallet.transfer(address(this).balance); } function tokensByOwner(address _owner) external view returns(uint256[] memory ) { uint256 tokenCount = balanceOf(_owner); if (tokenCount == 0) { return new uint256[](0); } else { uint256[] memory result = new uint256[](tokenCount); uint256 index; for (index = 0; index < tokenCount; index++) { result[index] = tokenOfOwnerByIndex(_owner, index); } return result; } } }
// SPDX-License-Identifier: MIT 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 { require(operator != _msgSender(), "ERC721: approve to caller"); _operatorApprovals[_msgSender()][operator] = approved; emit ApprovalForAll(_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 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 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() { _setOwner(_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 { _setOwner(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"); _setOwner(newOwner); } function _setOwner(address newOwner) private { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT 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 pragma solidity ^0.8.0; import "@openzeppelin/contracts/token/ERC721/IERC721.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; contract recovery is Ownable { // blackhole prevention methods function retrieveETH() external onlyOwner { payable(msg.sender).transfer(address(this).balance); } function retrieveERC20(address _tracker, uint256 amount) external onlyOwner { IERC20(_tracker).transfer(msg.sender, amount); } function retrieve721(address _tracker, uint256 id) external onlyOwner { IERC721(_tracker).transferFrom(address(this), msg.sender, id); } }
// SPDX-License-Identifier: MIT 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 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 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 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 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 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 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 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 "../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 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); }
{ "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":"string","name":"_initBaseURI","type":"string"},{"internalType":"contract IERC721Enumerable","name":"_ethercards","type":"address"},{"internalType":"address payable","name":"_wallet","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":[],"name":"NothingToRedeem","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":"EH_PROVENANCE","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"EtherCards","outputs":[{"internalType":"contract IERC721Enumerable","name":"","type":"address"}],"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":[],"name":"canList","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cost","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cost50","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cost90","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_redeemAmount","type":"uint256"}],"name":"early50AccessByCard","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"earlyFreeAccessByCard","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"earlyIsActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"freeAllocation","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"freeCardsTaken","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"freeClaimed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isSaleActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxFree","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxMintAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxP50","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxReedemAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_mintAmount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","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":"p50Allocation","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"p50CardsTaken","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"redeemableTokensByOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_tracker","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"retrieve721","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_tracker","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"retrieveERC20","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"retrieveETH","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":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_baseU","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_state","type":"bool"}],"name":"setCanList","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_newCost","type":"uint256"}],"name":"setCost","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_state","type":"bool"}],"name":"setEarlyActive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_newmaxMintAmount","type":"uint256"}],"name":"setMaxMintAmount","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_provenanceHash","type":"string"}],"name":"setProvenanceHash","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_state","type":"bool"}],"name":"setSaleActive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"_wallet","type":"address"}],"name":"setWallet","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":[{"internalType":"address","name":"_owner","type":"address"}],"name":"tokensByOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"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":[],"name":"wallet","outputs":[{"internalType":"address payable","name":"","type":"address"}],"stateMutability":"view","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)
000000000000000000000000000000000000000000000000000000000000006000000000000000000000000097ca7fe0b0288f5eb85f386fed876618fb9b8ab80000000000000000000000000d34fcb1615419e4ce896bfdc1838a0596ced30a000000000000000000000000000000000000000000000000000000000000005668747470733a2f2f657468657268656164732e6d7970696e6174612e636c6f75642f697066732f516d6534453961527a7553626b743846416869325058437652346167456735394473396533675463444b637373532f00000000000000000000
-----Decoded View---------------
Arg [0] : _initBaseURI (string): https://etherheads.mypinata.cloud/ipfs/Qme4E9aRzuSbkt8FAhi2PXCvR4agEg59Ds9e3gTcDKcssS/
Arg [1] : _ethercards (address): 0x97CA7FE0b0288f5EB85F386FeD876618FB9b8Ab8
Arg [2] : _wallet (address): 0x0D34FCb1615419E4cE896BFdC1838A0596ced30A
-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000097ca7fe0b0288f5eb85f386fed876618fb9b8ab8
Arg [2] : 0000000000000000000000000d34fcb1615419e4ce896bfdc1838a0596ced30a
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000056
Arg [4] : 68747470733a2f2f657468657268656164732e6d7970696e6174612e636c6f75
Arg [5] : 642f697066732f516d6534453961527a7553626b743846416869325058437652
Arg [6] : 346167456735394473396533675463444b637373532f00000000000000000000
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.