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ZestyVault

Introduction​

Zesty Vault is an abstract contract which specifies how Zesty NFTs would be deposited and withdrawn. It allows the assignment of operators to any address to act on behalf of the address.

Specifications​

Constructor​

Specify the zestyNFT address to be used

constructor(address zestyNFTAddress_)

Getter Functions​

getZestyNFTAddress​

Returns the zesty NFT address

function getZestyNFTAddress() public virtual view returns (address) {

getDepositor​

Returns the depositor for a given token id

function getDepositor(uint256 _tokenId) public virtual view returns (address)

isDepositor​

Returns a bool whether the msg.sender is the depositor for a given token id

function isDepositor(uint256 _tokenId) public virtual view returns (bool)

getOperator​

Returns the operator address for a given depositor address. Note that since the operator is an address to address mapping. The operator does not need to operate only on depositors. Any address would suffice.

function getOperator(address _depositor) public virtual view returns (address)

isOperator​

Returns a bool whether a given address is an operator for a depositor

function isOperator(address _depositor, address _operator) public virtual view returns (bool)

onERC721Received​

ERC721 function to allow receipt of ERC721

function onERC721Received(address, address, uint256, bytes memory) public virtual override returns (bytes4)

State Changing Functions​

authorizeOperator​

Authorizes an operator for msg.sender

function authorizeOperator(address _operator) public virtual

revokeOperator​

Revokes an operator for msg.sender

function revokeOperator(address _operator) public virtual

_depositZestyNFT​

An internal function that is to be used by inherited contracts that allow for the deposit of NFTs.

function _depositZestyNFT(uint256 _tokenId) internal virtual

_withdrawZestyNFT​

An internal function that is to be used by inherited contracts that allow for the withdrawal of NFTs.

function _withdrawZestyNFT(uint256 _tokenId) internal virtual onlyDepositor(_tokenId)

Modifiers​

onlyDepositor​

Allow only depositors

modifier onlyDepositor(uint256 _tokenId)

onlyOperator​

Allow only operators

 modifier onlyOperator(uint256 _tokenId)

onlyDepositorOrOperator​

Allow only depositor or operator

modifier onlyDepositorOrOperator(uint256 _tokenId)