Feature Tip: Add private address tag to any address under My Name Tag !
ERC-721
Overview
Max Total Supply
500 CHRON
Holders
148
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
1 CHRONLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Source Code Verified (Exact Match)
Contract Name:
ChronicByParam
Compiler Version
v0.8.24+commit.e11b9ed9
Optimization Enabled:
Yes with 200 runs
Other Settings:
paris EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol"; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; contract ChronicByParam is ERC721Enumerable, Ownable { using SafeERC20 for IERC20; address public paymentToken; uint256 public maxSupply; uint256 public publicSaleStartTime; uint256 public mintPriceToken; mapping(address => uint256) public amountMintedByAccount; event Withdrawal(address receiver, uint256 amount); error ContractNotAllowed(); error TransferFailed(); error PublicSaleNotActive(); error MaxSupplyExceeded(); error InvalidPayableAmount(); error NoWhitelistAllocation(); error ArrayLengthMismatch(); constructor(string memory name_, string memory symbol_, address paymentToken_, uint256 maxSupply_) ERC721(name_, symbol_) { paymentToken = paymentToken_; maxSupply = maxSupply_; } function setPublicSaleStartTime(uint256 publicSaleStartTime_) external onlyOwner { publicSaleStartTime = publicSaleStartTime_; } function setPublicSalePrice(uint256 mintPriceToken_) external onlyOwner { mintPriceToken = mintPriceToken_; } function setPaymentToken(address paymentToken_) external onlyOwner { paymentToken = paymentToken_; } function publicMintToken() external { if (block.timestamp < publicSaleStartTime || publicSaleStartTime == 0) revert PublicSaleNotActive(); if (totalSupply() + 1 > maxSupply) revert MaxSupplyExceeded(); if (msg.sender != tx.origin) revert ContractNotAllowed(); IERC20(paymentToken).safeTransferFrom(msg.sender, address(this), mintPriceToken); _safeMint(msg.sender, totalSupply() + 1); ++amountMintedByAccount[msg.sender]; } function withdrawTokens(address receiver) external onlyOwner { uint256 contractBalance = IERC20(paymentToken).balanceOf(address(this)); IERC20(paymentToken).safeTransfer(receiver, contractBalance); emit Withdrawal(receiver, contractBalance); } // metadata URI string private _baseTokenURI; function _baseURI() internal view virtual override returns (string memory) { return _baseTokenURI; } function setBaseURI(string calldata baseURI) external onlyOwner { _baseTokenURI = baseURI; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (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 See {ERC721-_beforeTokenTransfer}. */ function _beforeTokenTransfer( address from, address to, uint256 firstTokenId, uint256 batchSize ) internal virtual override { super._beforeTokenTransfer(from, to, firstTokenId, batchSize); if (batchSize > 1) { // Will only trigger during construction. Batch transferring (minting) is not available afterwards. revert("ERC721Enumerable: consecutive transfers not supported"); } uint256 tokenId = firstTokenId; 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 (last updated v4.9.3) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../extensions/IERC20Permit.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; /** * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } /** * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful. */ 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)); } /** * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 oldAllowance = token.allowance(address(this), spender); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value)); } /** * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ 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"); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value)); } } /** * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval * to be set to zero before setting it to a non-zero value, such as USDT. */ function forceApprove(IERC20 token, address spender, uint256 value) internal { bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value); if (!_callOptionalReturnBool(token, approvalCall)) { _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0)); _callOptionalReturn(token, approvalCall); } } /** * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`. * Revert on invalid signature. */ function safePermit( IERC20Permit token, address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) internal { uint256 nonceBefore = token.nonces(owner); token.permit(owner, spender, value, deadline, v, r, s); uint256 nonceAfter = token.nonces(owner); require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed"); } /** * @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"); require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } /** * @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). * * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead. */ function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) { // 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 cannot use {Address-functionCall} here since this should return false // and not revert is the subcall reverts. (bool success, bytes memory returndata) = address(token).call(data); return success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.4) (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; } function _contextSuffixLength() internal view virtual returns (uint256) { return 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC721/ERC721.sol) pragma solidity ^0.8.0; import "./IERC721.sol"; import "./IERC721Receiver.sol"; import "./extensions/IERC721Metadata.sol"; import "../../utils/Address.sol"; import "../../utils/Context.sol"; import "../../utils/Strings.sol"; import "../../utils/introspection/ERC165.sol"; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */ contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _owners; // Mapping owner address to token count mapping(address => uint256) private _balances; // Mapping from token ID to approved address mapping(uint256 => address) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; /** * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view virtual override returns (uint256) { require(owner != address(0), "ERC721: address zero is not a valid owner"); return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { address owner = _ownerOf(tokenId); require(owner != address(0), "ERC721: invalid token ID"); 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) { _requireMinted(tokenId); 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 overridden 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 token owner or approved for all" ); _approve(to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { _requireMinted(tokenId); 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: caller is not token owner or 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: caller is not token owner or 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 the owner of the `tokenId`. Does NOT revert if token doesn't exist */ function _ownerOf(uint256 tokenId) internal view virtual returns (address) { return _owners[tokenId]; } /** * @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 _ownerOf(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) { address owner = ERC721.ownerOf(tokenId); return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == 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, 1); // Check that tokenId was not minted by `_beforeTokenTransfer` hook require(!_exists(tokenId), "ERC721: token already minted"); unchecked { // Will not overflow unless all 2**256 token ids are minted to the same owner. // Given that tokens are minted one by one, it is impossible in practice that // this ever happens. Might change if we allow batch minting. // The ERC fails to describe this case. _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(address(0), to, tokenId); _afterTokenTransfer(address(0), to, tokenId, 1); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * This is an internal function that does not check if the sender is authorized to operate on the token. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { address owner = ERC721.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId, 1); // Update ownership in case tokenId was transferred by `_beforeTokenTransfer` hook owner = ERC721.ownerOf(tokenId); // Clear approvals delete _tokenApprovals[tokenId]; unchecked { // Cannot overflow, as that would require more tokens to be burned/transferred // out than the owner initially received through minting and transferring in. _balances[owner] -= 1; } delete _owners[tokenId]; emit Transfer(owner, address(0), tokenId); _afterTokenTransfer(owner, address(0), tokenId, 1); } /** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer(address from, address to, uint256 tokenId) internal virtual { require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId, 1); // Check that tokenId was not transferred by `_beforeTokenTransfer` hook require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); // Clear approvals from the previous owner delete _tokenApprovals[tokenId]; unchecked { // `_balances[from]` cannot overflow for the same reason as described in `_burn`: // `from`'s balance is the number of token held, which is at least one before the current // transfer. // `_balances[to]` could overflow in the conditions described in `_mint`. That would require // all 2**256 token ids to be minted, which in practice is impossible. _balances[from] -= 1; _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(from, to, tokenId); _afterTokenTransfer(from, to, tokenId, 1); } /** * @dev Approve `to` to operate on `tokenId` * * Emits an {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 an {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 Reverts if the `tokenId` has not been minted yet. */ function _requireMinted(uint256 tokenId) internal view virtual { require(_exists(tokenId), "ERC721: invalid token ID"); } /** * @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 { /// @solidity memory-safe-assembly assembly { revert(add(32, reason), mload(reason)) } } } } else { return true; } } /** * @dev Hook that is called before any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens will be transferred to `to`. * - When `from` is zero, the tokens will be minted for `to`. * - When `to` is zero, ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer(address from, address to, uint256 firstTokenId, uint256 batchSize) internal virtual {} /** * @dev Hook that is called after any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens were transferred to `to`. * - When `from` is zero, the tokens were minted for `to`. * - When `to` is zero, ``from``'s tokens were burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _afterTokenTransfer(address from, address to, uint256 firstTokenId, uint256 batchSize) internal virtual {} /** * @dev Unsafe write access to the balances, used by extensions that "mint" tokens using an {ownerOf} override. * * WARNING: Anyone calling this MUST ensure that the balances remain consistent with the ownership. The invariant * being that for any address `a` the value returned by `balanceOf(a)` must be equal to the number of tokens such * that `ownerOf(tokenId)` is `a`. */ // solhint-disable-next-line func-name-mixedcase function __unsafe_increaseBalance(address account, uint256 amount) internal { _balances[account] += amount; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (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); /** * @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 (last updated v4.9.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @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); /** * @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 `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, 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 `from` to `to` 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 from, address to, uint256 amount) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.4) (token/ERC20/extensions/IERC20Permit.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. * * ==== Security Considerations * * There are two important considerations concerning the use of `permit`. The first is that a valid permit signature * expresses an allowance, and it should not be assumed to convey additional meaning. In particular, it should not be * considered as an intention to spend the allowance in any specific way. The second is that because permits have * built-in replay protection and can be submitted by anyone, they can be frontrun. A protocol that uses permits should * take this into consideration and allow a `permit` call to fail. Combining these two aspects, a pattern that may be * generally recommended is: * * ```solidity * function doThingWithPermit(..., uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) public { * try token.permit(msg.sender, address(this), value, deadline, v, r, s) {} catch {} * doThing(..., value); * } * * function doThing(..., uint256 value) public { * token.safeTransferFrom(msg.sender, address(this), value); * ... * } * ``` * * Observe that: 1) `msg.sender` is used as the owner, leaving no ambiguity as to the signer intent, and 2) the use of * `try/catch` allows the permit to fail and makes the code tolerant to frontrunning. (See also * {SafeERC20-safeTransferFrom}). * * Additionally, note that smart contract wallets (such as Argent or Safe) are not able to produce permit signatures, so * contracts should have entry points that don't rely on permit. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. * * CAUTION: See Security Considerations above. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * * Furthermore, `isContract` will also return true if the target contract within * the same transaction is already scheduled for destruction by `SELFDESTRUCT`, * which only has an effect at the end of a transaction. * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://consensys.net/diligence/blog/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/v0.8.0/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 functionCallWithValue(target, data, 0, "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"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, 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) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, 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) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or 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 { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // 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 /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external; /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721 * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must * understand this adds an external call which potentially creates a reentrancy vulnerability. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 tokenId) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (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 `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity ^0.8.0; import "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; import "./math/SignedMath.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `int256` to its ASCII `string` decimal representation. */ function toString(int256 value) internal pure returns (string memory) { return string(abi.encodePacked(value < 0 ? "-" : "", toString(SignedMath.abs(value)))); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @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] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } /** * @dev Returns true if the two strings are equal. */ function equal(string memory a, string memory b) internal pure returns (bool) { return keccak256(bytes(a)) == keccak256(bytes(b)); } }
// 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 (last updated v4.9.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { // Solidity will revert if denominator == 0, unlike the div opcode on its own. // The surrounding unchecked block does not change this fact. // See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic. return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1, "Math: mulDiv overflow"); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10 ** 64) { value /= 10 ** 64; result += 64; } if (value >= 10 ** 32) { value /= 10 ** 32; result += 32; } if (value >= 10 ** 16) { value /= 10 ** 16; result += 16; } if (value >= 10 ** 8) { value /= 10 ** 8; result += 8; } if (value >= 10 ** 4) { value /= 10 ** 4; result += 4; } if (value >= 10 ** 2) { value /= 10 ** 2; result += 2; } if (value >= 10 ** 1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10 ** result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 256, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (rounding == Rounding.Up && 1 << (result << 3) < value ? 1 : 0); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.0; /** * @dev Standard signed math utilities missing in the Solidity language. */ library SignedMath { /** * @dev Returns the largest of two signed numbers. */ function max(int256 a, int256 b) internal pure returns (int256) { return a > b ? a : b; } /** * @dev Returns the smallest of two signed numbers. */ function min(int256 a, int256 b) internal pure returns (int256) { return a < b ? a : b; } /** * @dev Returns the average of two signed numbers without overflow. * The result is rounded towards zero. */ function average(int256 a, int256 b) internal pure returns (int256) { // Formula from the book "Hacker's Delight" int256 x = (a & b) + ((a ^ b) >> 1); return x + (int256(uint256(x) >> 255) & (a ^ b)); } /** * @dev Returns the absolute unsigned value of a signed value. */ function abs(int256 n) internal pure returns (uint256) { unchecked { // must be unchecked in order to support `n = type(int256).min` return uint256(n >= 0 ? n : -n); } } }
{ "remappings": [ "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/", "ds-test/=lib/openzeppelin-contracts/lib/forge-std/lib/ds-test/src/", "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/", "forge-std/=lib/forge-std/src/", "openzeppelin-contracts/=lib/openzeppelin-contracts/", "openzeppelin/=lib/openzeppelin-contracts/contracts/" ], "optimizer": { "enabled": true, "runs": 200 }, "metadata": { "useLiteralContent": false, "bytecodeHash": "ipfs", "appendCBOR": true }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "evmVersion": "paris", "viaIR": false, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"name_","type":"string"},{"internalType":"string","name":"symbol_","type":"string"},{"internalType":"address","name":"paymentToken_","type":"address"},{"internalType":"uint256","name":"maxSupply_","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ArrayLengthMismatch","type":"error"},{"inputs":[],"name":"ContractNotAllowed","type":"error"},{"inputs":[],"name":"InvalidPayableAmount","type":"error"},{"inputs":[],"name":"MaxSupplyExceeded","type":"error"},{"inputs":[],"name":"NoWhitelistAllocation","type":"error"},{"inputs":[],"name":"PublicSaleNotActive","type":"error"},{"inputs":[],"name":"TransferFailed","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":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":false,"internalType":"address","name":"receiver","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Withdrawal","type":"event"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"amountMintedByAccount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"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":"mintPriceToken","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":"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":"paymentToken","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"publicMintToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"publicSaleStartTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","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":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"paymentToken_","type":"address"}],"name":"setPaymentToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"mintPriceToken_","type":"uint256"}],"name":"setPublicSalePrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"publicSaleStartTime_","type":"uint256"}],"name":"setPublicSaleStartTime","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","name":"receiver","type":"address"}],"name":"withdrawTokens","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)
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
-----Decoded View---------------
Arg [0] : name_ (string): Chronic by Param
Arg [1] : symbol_ (string): CHRON
Arg [2] : paymentToken_ (address): 0x69A1e699f562D7Af66Fc6cc473d99f4430C3AcD2
Arg [3] : maxSupply_ (uint256): 500
-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [2] : 00000000000000000000000069a1e699f562d7af66fc6cc473d99f4430c3acd2
Arg [3] : 00000000000000000000000000000000000000000000000000000000000001f4
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000010
Arg [5] : 4368726f6e696320627920506172616d00000000000000000000000000000000
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000005
Arg [7] : 4348524f4e000000000000000000000000000000000000000000000000000000
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.