RoyaltyFeeRegistry

A royalty fee registry for the LooksRare exchange. Any marketplace can use this to implement royalty fees for collections that do not implement ERC-2981.

View Methods

owner​

function owner() external view returns (address)

Returns the address of the current owner.

Returns​

Name	Type	Description
owner	address	address of the current owner

royaltyFeeInfoCollection​

function royaltyFeeInfoCollection(address collection) external view returns (address, address, uint256)

View royalty info for a collection address

Parameters​

Name	Type	Description
collection	address	collection address

Returns​

Name	Type	Description
setter	address	address of the setter (can update the royalty fee info in the registry)
recipient	address	address of the recipient (collect the royalty fee)
fee	uint256	fee (e.g., 200 = 2%)

royaltyFeeLimit​

function royaltyFeeLimit() external view returns (uint256)

Returns​

Name	Type	Description
royaltyFeeLimit	uint256	royalty fee limit (500 = 5%, 1,000 = 10%)

royaltyInfo​

function royaltyInfo(address collection, uint256 amount) external view returns (address, uint256)

Calculate royalty info for a collection address and a sale gross amount

Parameters​

Name	Type	Description
collection	address	collection address
amount	uint256	amount

Returns​

Name	Type	Description
recipient	address	address of the recipient
amount	uint256	amount to be received by royalty recipient

Methods

renounceOwnership​

function renounceOwnership() external nonpayable

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.

transferOwnership​

function transferOwnership(address newOwner) external nonpayable

Transfers ownership of the contract to a new account (newOwner). Can only be called by the current owner.

Parameters​

Name	Type	Description
newOwner	address	address of the new owner

updateRoyaltyFeeLimit​

function updateRoyaltyFeeLimit(uint256 _royaltyFeeLimit) external nonpayable

Update royalty info for collection

Parameters​

Name	Type	Description
_royaltyFeeLimit	uint256	new royalty fee limit (500 = 5%, 1,000 = 10%)

updateRoyaltyInfoForCollection​

function updateRoyaltyInfoForCollection(address collection, address setter, address receiver, uint256 fee) external nonpayable

Update royalty info for collection

Parameters​

Name	Type	Description
collection	address	address of the NFT contract
setter	address	address that sets the receiver
receiver	address	receiver for the royalty fee
fee	uint256	fee (500 = 5%, 1,000 = 10%)

NewRoyaltyFeeLimit​

event NewRoyaltyFeeLimit(uint256 royaltyFeeLimit)

Parameters​

Name	Type	Description
royaltyFeeLimit	uint256	upper limit for future updates in the royaltyFee of a collection (e.g., 5000 = 50%)

OwnershipTransferred​

event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)

Parameters​

Name	Type	Description
previousOwner indexed	address	address of the previous owner
newOwner indexed	address	address of the new owner

RoyaltyFeeUpdate​

event RoyaltyFeeUpdate(address indexed collection, address indexed setter, address indexed receiver, uint256 fee)

Parameters​

Name	Type	Description
collection indexed	address	collection address
setter indexed	address	setter address
receiver indexed	address	receiver address
fee	uint256	fee (e.g., 200 = 2%)