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Similar Match Source Code This contract matches the deployed Bytecode of the Source Code for Contract 0xe6D23d39...F0A3bAE81 The constructor portion of the code might be different and could alter the actual behaviour of the contract
Contract Name:
LicenseRegistry
Compiler Version
v0.8.23+commit.f704f362
Optimization Enabled:
Yes with 20000 runs
Other Settings:
paris EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.23;
import { ERC1155 } from "@openzeppelin/contracts/token/ERC1155/ERC1155.sol";
import { IPolicyFrameworkManager } from "../interfaces/modules/licensing/IPolicyFrameworkManager.sol";
import { ILicenseRegistry } from "../interfaces/registries/ILicenseRegistry.sol";
import { ILicensingModule } from "../interfaces/modules/licensing/ILicensingModule.sol";
import { Errors } from "../lib/Errors.sol";
import { Licensing } from "../lib/Licensing.sol";
import { DataUniqueness } from "../lib/DataUniqueness.sol";
/// @title LicenseRegistry aka LNFT
/// @notice Registry of License NFTs, which represent licenses granted by IP ID licensors to create derivative IPs.
contract LicenseRegistry is ERC1155, ILicenseRegistry {
// TODO: deploy with CREATE2 to make this immutable
ILicensingModule private _licensingModule;
mapping(bytes32 licenseHash => uint256 ids) private _hashedLicenses;
mapping(uint256 licenseIds => Licensing.License licenseData) private _licenses;
/// This tracks the number of licenses registered in the protocol, it will not decrease when a license is burnt.
uint256 private _mintedLicenses;
/// @dev We have to implement this modifier instead of inheriting `LicensingModuleAware` because LicensingModule
/// constructor requires the licenseRegistry address, which would create a circular dependency. Thus, we use the
/// function `setLicensingModule` to set the licensing module address after deploying the module.
modifier onlyLicensingModule() {
if (msg.sender != address(_licensingModule)) {
revert Errors.LicenseRegistry__CallerNotLicensingModule();
}
_;
}
constructor() ERC1155("") {}
function setLicensingModule(address newLicensingModule) external {
if (newLicensingModule == address(0)) {
revert Errors.LicenseRegistry__ZeroLicensingModule();
}
_licensingModule = ILicensingModule(newLicensingModule);
}
function licensingModule() external view override returns (address) {
return address(_licensingModule);
}
/// Mints license NFTs representing a policy granted by a set of ipIds (licensors). This NFT needs to be burned
/// in order to link a derivative IP with its parents.
/// If this is the first combination of policy and licensors, a new licenseId
/// will be created.
/// If not, the license is fungible and an id will be reused.
/// Only callable by the LicensingModule.
/// @param policyId id of the policy to be minted
/// @param licensorIp IP Id granting the license
/// @param transferable True if the license is transferable
/// @param amount of licenses to be minted. License NFT is fungible for same policy and same licensors
/// @param receiver of the License NFT(s).
/// @return licenseId of the NFT(s).
function mintLicense(
uint256 policyId,
address licensorIp,
bool transferable,
uint256 amount, // mint amount
address receiver
) external onlyLicensingModule returns (uint256 licenseId) {
Licensing.License memory licenseData = Licensing.License({
policyId: policyId,
licensorIpId: licensorIp,
transferable: transferable
});
bool isNew;
(licenseId, isNew) = DataUniqueness.addIdOrGetExisting(
abi.encode(licenseData),
_hashedLicenses,
_mintedLicenses
);
if (isNew) {
_mintedLicenses = licenseId;
_licenses[licenseId] = licenseData;
emit LicenseMinted(msg.sender, receiver, licenseId, amount, licenseData);
}
_mint(receiver, licenseId, amount, "");
return licenseId;
}
function burnLicenses(address holder, uint256[] calldata licenseIds) external onlyLicensingModule {
uint256[] memory values = new uint256[](licenseIds.length);
for (uint256 i = 0; i < licenseIds.length; i++) {
values[i] = 1;
}
// Burn licenses
_burnBatch(holder, licenseIds, values);
}
function mintedLicenses() external view returns (uint256) {
return _mintedLicenses;
}
/// Returns true if holder has positive balance for licenseId
function isLicensee(uint256 licenseId, address holder) external view returns (bool) {
return balanceOf(holder, licenseId) > 0;
}
function license(uint256 licenseId) external view returns (Licensing.License memory) {
return _licenses[licenseId];
}
function licensorIpId(uint256 licenseId) external view returns (address) {
return _licenses[licenseId].licensorIpId;
}
function policyIdForLicense(uint256 licenseId) external view returns (uint256) {
return _licenses[licenseId].policyId;
}
/// @notice ERC1155 OpenSea metadata JSON representation of the LNFT parameters
function uri(uint256 id) public view virtual override returns (string memory) {
Licensing.License memory licenseData = _licenses[id];
Licensing.Policy memory pol = _licensingModule.policy(licenseData.policyId);
return IPolicyFrameworkManager(pol.policyFramework).policyToJson(pol.data);
}
/// @dev Pre-hook for ERC1155's _update() called on transfers.
function _update(
address from,
address to,
uint256[] memory ids,
uint256[] memory values
) internal virtual override {
// We are interested in transfers, minting and burning are checked in mintLicense and
// linkIpToParent in LicensingModule respectively
if (from != address(0) && to != address(0)) {
for (uint256 i = 0; i < ids.length; i++) {
Licensing.License memory lic = _licenses[ids[i]];
// TODO: Hook for verify transfer params
if (!lic.transferable) {
// True if from == licensor
if (from != lic.licensorIpId) {
revert Errors.LicenseRegistry__NotTransferable();
}
}
}
}
super._update(from, to, ids, values);
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC1155/ERC1155.sol)
pragma solidity ^0.8.20;
import {IERC1155} from "./IERC1155.sol";
import {IERC1155Receiver} from "./IERC1155Receiver.sol";
import {IERC1155MetadataURI} from "./extensions/IERC1155MetadataURI.sol";
import {Context} from "../../utils/Context.sol";
import {IERC165, ERC165} from "../../utils/introspection/ERC165.sol";
import {Arrays} from "../../utils/Arrays.sol";
import {IERC1155Errors} from "../../interfaces/draft-IERC6093.sol";
/**
* @dev Implementation of the basic standard multi-token.
* See https://eips.ethereum.org/EIPS/eip-1155
* Originally based on code by Enjin: https://github.com/enjin/erc-1155
*/
abstract contract ERC1155 is Context, ERC165, IERC1155, IERC1155MetadataURI, IERC1155Errors {
using Arrays for uint256[];
using Arrays for address[];
mapping(uint256 id => mapping(address account => uint256)) private _balances;
mapping(address account => mapping(address operator => bool)) private _operatorApprovals;
// Used as the URI for all token types by relying on ID substitution, e.g. https://token-cdn-domain/{id}.json
string private _uri;
/**
* @dev See {_setURI}.
*/
constructor(string memory uri_) {
_setURI(uri_);
}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return
interfaceId == type(IERC1155).interfaceId ||
interfaceId == type(IERC1155MetadataURI).interfaceId ||
super.supportsInterface(interfaceId);
}
/**
* @dev See {IERC1155MetadataURI-uri}.
*
* This implementation returns the same URI for *all* token types. It relies
* on the token type ID substitution mechanism
* https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
*
* Clients calling this function must replace the `\{id\}` substring with the
* actual token type ID.
*/
function uri(uint256 /* id */) public view virtual returns (string memory) {
return _uri;
}
/**
* @dev See {IERC1155-balanceOf}.
*/
function balanceOf(address account, uint256 id) public view virtual returns (uint256) {
return _balances[id][account];
}
/**
* @dev See {IERC1155-balanceOfBatch}.
*
* Requirements:
*
* - `accounts` and `ids` must have the same length.
*/
function balanceOfBatch(
address[] memory accounts,
uint256[] memory ids
) public view virtual returns (uint256[] memory) {
if (accounts.length != ids.length) {
revert ERC1155InvalidArrayLength(ids.length, accounts.length);
}
uint256[] memory batchBalances = new uint256[](accounts.length);
for (uint256 i = 0; i < accounts.length; ++i) {
batchBalances[i] = balanceOf(accounts.unsafeMemoryAccess(i), ids.unsafeMemoryAccess(i));
}
return batchBalances;
}
/**
* @dev See {IERC1155-setApprovalForAll}.
*/
function setApprovalForAll(address operator, bool approved) public virtual {
_setApprovalForAll(_msgSender(), operator, approved);
}
/**
* @dev See {IERC1155-isApprovedForAll}.
*/
function isApprovedForAll(address account, address operator) public view virtual returns (bool) {
return _operatorApprovals[account][operator];
}
/**
* @dev See {IERC1155-safeTransferFrom}.
*/
function safeTransferFrom(address from, address to, uint256 id, uint256 value, bytes memory data) public virtual {
address sender = _msgSender();
if (from != sender && !isApprovedForAll(from, sender)) {
revert ERC1155MissingApprovalForAll(sender, from);
}
_safeTransferFrom(from, to, id, value, data);
}
/**
* @dev See {IERC1155-safeBatchTransferFrom}.
*/
function safeBatchTransferFrom(
address from,
address to,
uint256[] memory ids,
uint256[] memory values,
bytes memory data
) public virtual {
address sender = _msgSender();
if (from != sender && !isApprovedForAll(from, sender)) {
revert ERC1155MissingApprovalForAll(sender, from);
}
_safeBatchTransferFrom(from, to, ids, values, data);
}
/**
* @dev Transfers a `value` amount of tokens of type `id` from `from` to `to`. Will mint (or burn) if `from`
* (or `to`) is the zero address.
*
* Emits a {TransferSingle} event if the arrays contain one element, and {TransferBatch} otherwise.
*
* Requirements:
*
* - If `to` refers to a smart contract, it must implement either {IERC1155Receiver-onERC1155Received}
* or {IERC1155Receiver-onERC1155BatchReceived} and return the acceptance magic value.
* - `ids` and `values` must have the same length.
*
* NOTE: The ERC-1155 acceptance check is not performed in this function. See {_updateWithAcceptanceCheck} instead.
*/
function _update(address from, address to, uint256[] memory ids, uint256[] memory values) internal virtual {
if (ids.length != values.length) {
revert ERC1155InvalidArrayLength(ids.length, values.length);
}
address operator = _msgSender();
for (uint256 i = 0; i < ids.length; ++i) {
uint256 id = ids.unsafeMemoryAccess(i);
uint256 value = values.unsafeMemoryAccess(i);
if (from != address(0)) {
uint256 fromBalance = _balances[id][from];
if (fromBalance < value) {
revert ERC1155InsufficientBalance(from, fromBalance, value, id);
}
unchecked {
// Overflow not possible: value <= fromBalance
_balances[id][from] = fromBalance - value;
}
}
if (to != address(0)) {
_balances[id][to] += value;
}
}
if (ids.length == 1) {
uint256 id = ids.unsafeMemoryAccess(0);
uint256 value = values.unsafeMemoryAccess(0);
emit TransferSingle(operator, from, to, id, value);
} else {
emit TransferBatch(operator, from, to, ids, values);
}
}
/**
* @dev Version of {_update} that performs the token acceptance check by calling
* {IERC1155Receiver-onERC1155Received} or {IERC1155Receiver-onERC1155BatchReceived} on the receiver address if it
* contains code (eg. is a smart contract at the moment of execution).
*
* IMPORTANT: Overriding this function is discouraged because it poses a reentrancy risk from the receiver. So any
* update to the contract state after this function would break the check-effect-interaction pattern. Consider
* overriding {_update} instead.
*/
function _updateWithAcceptanceCheck(
address from,
address to,
uint256[] memory ids,
uint256[] memory values,
bytes memory data
) internal virtual {
_update(from, to, ids, values);
if (to != address(0)) {
address operator = _msgSender();
if (ids.length == 1) {
uint256 id = ids.unsafeMemoryAccess(0);
uint256 value = values.unsafeMemoryAccess(0);
_doSafeTransferAcceptanceCheck(operator, from, to, id, value, data);
} else {
_doSafeBatchTransferAcceptanceCheck(operator, from, to, ids, values, data);
}
}
}
/**
* @dev Transfers a `value` tokens of token type `id` from `from` to `to`.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - `from` must have a balance of tokens of type `id` of at least `value` amount.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
* acceptance magic value.
*/
function _safeTransferFrom(address from, address to, uint256 id, uint256 value, bytes memory data) internal {
if (to == address(0)) {
revert ERC1155InvalidReceiver(address(0));
}
if (from == address(0)) {
revert ERC1155InvalidSender(address(0));
}
(uint256[] memory ids, uint256[] memory values) = _asSingletonArrays(id, value);
_updateWithAcceptanceCheck(from, to, ids, values, data);
}
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_safeTransferFrom}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
* acceptance magic value.
* - `ids` and `values` must have the same length.
*/
function _safeBatchTransferFrom(
address from,
address to,
uint256[] memory ids,
uint256[] memory values,
bytes memory data
) internal {
if (to == address(0)) {
revert ERC1155InvalidReceiver(address(0));
}
if (from == address(0)) {
revert ERC1155InvalidSender(address(0));
}
_updateWithAcceptanceCheck(from, to, ids, values, data);
}
/**
* @dev Sets a new URI for all token types, by relying on the token type ID
* substitution mechanism
* https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
*
* By this mechanism, any occurrence of the `\{id\}` substring in either the
* URI or any of the values in the JSON file at said URI will be replaced by
* clients with the token type ID.
*
* For example, the `https://token-cdn-domain/\{id\}.json` URI would be
* interpreted by clients as
* `https://token-cdn-domain/000000000000000000000000000000000000000000000000000000000004cce0.json`
* for token type ID 0x4cce0.
*
* See {uri}.
*
* Because these URIs cannot be meaningfully represented by the {URI} event,
* this function emits no events.
*/
function _setURI(string memory newuri) internal virtual {
_uri = newuri;
}
/**
* @dev Creates a `value` amount of tokens of type `id`, and assigns them to `to`.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
* acceptance magic value.
*/
function _mint(address to, uint256 id, uint256 value, bytes memory data) internal {
if (to == address(0)) {
revert ERC1155InvalidReceiver(address(0));
}
(uint256[] memory ids, uint256[] memory values) = _asSingletonArrays(id, value);
_updateWithAcceptanceCheck(address(0), to, ids, values, data);
}
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_mint}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - `ids` and `values` must have the same length.
* - `to` cannot be the zero address.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
* acceptance magic value.
*/
function _mintBatch(address to, uint256[] memory ids, uint256[] memory values, bytes memory data) internal {
if (to == address(0)) {
revert ERC1155InvalidReceiver(address(0));
}
_updateWithAcceptanceCheck(address(0), to, ids, values, data);
}
/**
* @dev Destroys a `value` amount of tokens of type `id` from `from`
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `from` must have at least `value` amount of tokens of type `id`.
*/
function _burn(address from, uint256 id, uint256 value) internal {
if (from == address(0)) {
revert ERC1155InvalidSender(address(0));
}
(uint256[] memory ids, uint256[] memory values) = _asSingletonArrays(id, value);
_updateWithAcceptanceCheck(from, address(0), ids, values, "");
}
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_burn}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `from` must have at least `value` amount of tokens of type `id`.
* - `ids` and `values` must have the same length.
*/
function _burnBatch(address from, uint256[] memory ids, uint256[] memory values) internal {
if (from == address(0)) {
revert ERC1155InvalidSender(address(0));
}
_updateWithAcceptanceCheck(from, address(0), ids, values, "");
}
/**
* @dev Approve `operator` to operate on all of `owner` tokens
*
* Emits an {ApprovalForAll} event.
*
* Requirements:
*
* - `operator` cannot be the zero address.
*/
function _setApprovalForAll(address owner, address operator, bool approved) internal virtual {
if (operator == address(0)) {
revert ERC1155InvalidOperator(address(0));
}
_operatorApprovals[owner][operator] = approved;
emit ApprovalForAll(owner, operator, approved);
}
/**
* @dev Performs an acceptance check by calling {IERC1155-onERC1155Received} on the `to` address
* if it contains code at the moment of execution.
*/
function _doSafeTransferAcceptanceCheck(
address operator,
address from,
address to,
uint256 id,
uint256 value,
bytes memory data
) private {
if (to.code.length > 0) {
try IERC1155Receiver(to).onERC1155Received(operator, from, id, value, data) returns (bytes4 response) {
if (response != IERC1155Receiver.onERC1155Received.selector) {
// Tokens rejected
revert ERC1155InvalidReceiver(to);
}
} catch (bytes memory reason) {
if (reason.length == 0) {
// non-ERC1155Receiver implementer
revert ERC1155InvalidReceiver(to);
} else {
/// @solidity memory-safe-assembly
assembly {
revert(add(32, reason), mload(reason))
}
}
}
}
}
/**
* @dev Performs a batch acceptance check by calling {IERC1155-onERC1155BatchReceived} on the `to` address
* if it contains code at the moment of execution.
*/
function _doSafeBatchTransferAcceptanceCheck(
address operator,
address from,
address to,
uint256[] memory ids,
uint256[] memory values,
bytes memory data
) private {
if (to.code.length > 0) {
try IERC1155Receiver(to).onERC1155BatchReceived(operator, from, ids, values, data) returns (
bytes4 response
) {
if (response != IERC1155Receiver.onERC1155BatchReceived.selector) {
// Tokens rejected
revert ERC1155InvalidReceiver(to);
}
} catch (bytes memory reason) {
if (reason.length == 0) {
// non-ERC1155Receiver implementer
revert ERC1155InvalidReceiver(to);
} else {
/// @solidity memory-safe-assembly
assembly {
revert(add(32, reason), mload(reason))
}
}
}
}
}
/**
* @dev Creates an array in memory with only one value for each of the elements provided.
*/
function _asSingletonArrays(
uint256 element1,
uint256 element2
) private pure returns (uint256[] memory array1, uint256[] memory array2) {
/// @solidity memory-safe-assembly
assembly {
// Load the free memory pointer
array1 := mload(0x40)
// Set array length to 1
mstore(array1, 1)
// Store the single element at the next word after the length (where content starts)
mstore(add(array1, 0x20), element1)
// Repeat for next array locating it right after the first array
array2 := add(array1, 0x40)
mstore(array2, 1)
mstore(add(array2, 0x20), element2)
// Update the free memory pointer by pointing after the second array
mstore(0x40, add(array2, 0x40))
}
}
}// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.23;
import { IERC165 } from "@openzeppelin/contracts/interfaces/IERC165.sol";
import { Licensing } from "../../../lib/Licensing.sol";
/// @title IPolicyFrameworkManager
/// @notice Interface to define a policy framework contract, that will
/// register itself into the LicenseRegistry to format policy into the LicenseRegistry
interface IPolicyFrameworkManager is IERC165 {
struct VerifyLinkResponse {
bool isLinkingAllowed;
bool isRoyaltyRequired;
address royaltyPolicy;
uint32 royaltyDerivativeRevShare;
}
/// @notice Name to be show in LNFT metadata
function name() external view returns (string memory);
/// @notice URL to the off chain legal agreement template text
function licenseTextUrl() external view returns (string memory);
/// @notice address of Story Protocol licensing module
function licensingModule() external view returns (address);
/// @notice called by the LicenseRegistry uri(uint256) method.
/// Must return ERC1155 OpenSea standard compliant metadata
function policyToJson(bytes memory policyData) external view returns (string memory);
/// @notice Returns the royalty policy address of a policy ID belonging to the PFM
function getRoyaltyPolicy(uint256 policyId) external view returns (address royaltyPolicy);
/// @notice Returns the commercial revenue share of a policy ID belonging to the PFM
function getCommercialRevenueShare(uint256 policyId) external view returns (uint32 commercialRevenueShare);
/// @notice Returns whether the policy ID belonging to the PFM is commercial or non-commercial
function isPolicyCommercial(uint256 policyId) external view returns (bool);
function processInheritedPolicies(
bytes memory aggregator,
uint256 policyId,
bytes memory policy
) external view returns (bool changedAgg, bytes memory newAggregator);
function verifyMint(
address caller,
bool policyWasInherited,
address licensor,
address receiver,
uint256 mintAmount,
bytes memory policyData
) external returns (bool);
function verifyLink(
uint256 licenseId,
address caller,
address ipId,
address parentIpId,
bytes calldata policyData
) external returns (VerifyLinkResponse memory);
}// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.23;
import { Licensing } from "../../lib/Licensing.sol";
/// @title ILicenseRegistry
interface ILicenseRegistry {
/// @notice Emitted when a license is minted
/// @param creator The address that created the license
/// @param receiver The address that received the license
/// @param licenseId The id of the license
/// @param amount The amount of licenses minted
/// @param licenseData The license data
event LicenseMinted(
address indexed creator,
address indexed receiver,
uint256 indexed licenseId,
uint256 amount,
Licensing.License licenseData
);
/// @notice Set the licensing module
/// @param newLicensingModule The address of the licensing module
function setLicensingModule(address newLicensingModule) external;
/// @notice Returns the address of the licensing module
function licensingModule() external view returns (address);
/// @notice Mints a license to create derivative IP
/// @param policyId The id of the policy with the licensing parameters
/// @param licensorIpId The id of the licensor IP
/// @param transferable True if the license is transferable
/// @param amount The amount of licenses to mint
/// @param receiver The address that will receive the license
function mintLicense(
uint256 policyId,
address licensorIpId,
bool transferable,
uint256 amount,
address receiver
) external returns (uint256 licenseId);
/// @notice Burns licenses
/// @param holder The address that holds the licenses
/// @param licenseIds The ids of the licenses to burn
function burnLicenses(address holder, uint256[] calldata licenseIds) external;
///
/// Getters
///
function mintedLicenses() external view returns (uint256);
/// @notice True if holder is the licensee for the license (owner of the license NFT), or derivative IP owner if
/// the license was added to the IP by linking (burning a license)
function isLicensee(uint256 licenseId, address holder) external view returns (bool);
/// @notice IP ID of the licensor for the license (parent IP)
function licensorIpId(uint256 licenseId) external view returns (address);
function policyIdForLicense(uint256 licenseId) external view returns (uint256);
/// @notice License data (licensor, policy...) for the license id
function license(uint256 licenseId) external view returns (Licensing.License memory);
}// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.23;
import { Licensing } from "../../../lib/Licensing.sol";
import { IModule } from "../../modules/base/IModule.sol";
/// @title ILicensingModule
/// @notice Interface for the LicensingModule contract, which is the main entry point for the licensing system.
/// It is responsible for:
/// - Registering policy frameworks
/// - Registering policies
/// - Minting licenses
/// - Linking IP to its parent
/// - Verifying linking parameters
/// - Verifying policy parameters
interface ILicensingModule is IModule {
/// @notice Emitted when a policy framework is created by registering a policy framework manager
/// @param framework The address of the IPolicyFrameworkManager
/// @param framework The policy framework data
event PolicyFrameworkRegistered(address indexed framework, string name, string licenseTextUrl);
/// @notice Emitted when a policy is added to the contract
/// @param policyFrameworkManager The address that created the policy
/// @param policyId The id of the policy
/// @param policy The encoded policy data
event PolicyRegistered(address indexed policyFrameworkManager, uint256 indexed policyId, bytes policy);
/// @notice Emitted when a policy is added to an IP
/// @param caller The address that called the function
/// @param ipId The id of the IP
/// @param policyId The id of the policy
/// @param index The index of the policy in the IP's policy list
/// @param isInherited Whether the policy was inherited from a parent IP (linking) or set by IP owner
event PolicyAddedToIpId(
address indexed caller,
address indexed ipId,
uint256 indexed policyId,
uint256 index,
bool isInherited
);
/// @notice Emitted when an IP is linked to its parent by burning a license
/// @param caller The address that called the function
/// @param ipId The id of the IP
/// @param parentIpIds The ids of the parent IPs
event IpIdLinkedToParents(address indexed caller, address indexed ipId, address[] parentIpIds);
/// @notice Returns the address of the LicenseRegistry
function licenseRegistry() external view returns (address);
/// @notice Registers a policy framework manager into the contract, so it can add policy data for
/// licenses.
/// @param manager the address of the manager. Will be ERC165 checked for IPolicyFrameworkManager
function registerPolicyFrameworkManager(address manager) external;
/// @notice Registers a policy into the contract. MUST be called by a registered
/// framework or it will revert. The policy data and its integrity must be
/// verified by the policy framework manager.
/// @param isLicenseTransferable True if the license is transferable
/// @param data The policy data
function registerPolicy(bool isLicenseTransferable, bytes memory data) external returns (uint256 policyId);
/// @notice Adds a policy to an IP policy list
/// @param ipId The id of the IP
/// @param polId The id of the policy
/// @return indexOnIpId The index of the policy in the IP's policy list
function addPolicyToIp(address ipId, uint256 polId) external returns (uint256 indexOnIpId);
/// @notice Mints a license to create derivative IP
/// @param policyId The id of the policy with the licensing parameters
/// @param licensorIpId The id of the licensor IP
/// @param amount The amount of licenses to mint
/// @param receiver The address that will receive the license
function mintLicense(
uint256 policyId,
address licensorIpId,
uint256 amount,
address receiver
) external returns (uint256 licenseId);
/// @notice Links an IP to the licensors (parent IP IDs) listed in the License NFTs, if their policies allow it,
/// burning the NFTs in the proccess. The caller must be the owner of the NFTs and the IP owner.
/// @param licenseIds The id of the licenses to burn
/// @param childIpId The id of the child IP to be linked
/// @param minRoyalty The minimum derivative rev share that the child wants from its descendants. The value is
/// overriden by the `derivativesRevShare` value of the linking licenses.
function linkIpToParents(
uint256[] calldata licenseIds,
address childIpId,
uint32 minRoyalty
) external;
///
/// Getters
///
/// @notice True if the framework address is registered in LicenseRegistry
function isFrameworkRegistered(address framework) external view returns (bool);
/// @notice Gets total number of policies (framework parameter configurations) in the contract
function totalPolicies() external view returns (uint256);
/// @notice Gets policy data by id
function policy(uint256 policyId) external view returns (Licensing.Policy memory pol);
/// @notice True if policy is defined in the contract
function isPolicyDefined(uint256 policyId) external view returns (bool);
/// @notice Gets the policy ids for an IP
function policyIdsForIp(bool isInherited, address ipId) external view returns (uint256[] memory policyIds);
/// @notice Gets total number of policies for an IP
function totalPoliciesForIp(bool isInherited, address ipId) external view returns (uint256);
/// @notice True if policy is part of an IP's policy list
function isPolicyIdSetForIp(bool isInherited, address ipId, uint256 policyId) external view returns (bool);
/// @notice Gets the policy ID for an IP by index on the IP's policy list
function policyIdForIpAtIndex(
bool isInherited,
address ipId,
uint256 index
) external view returns (uint256 policyId);
/// @notice Gets the policy for an IP by index on the IP's policy list
function policyForIpAtIndex(
bool isInherited,
address ipId,
uint256 index
) external view returns (Licensing.Policy memory);
/// @notice Gets the status of a policy in an IP's policy list
function policyStatus(
address ipId,
uint256 policyId
) external view returns (uint256 index, bool isInherited, bool active);
function policyAggregatorData(address framework, address ipId) external view returns (bytes memory);
/// @notice True if an IP is a derivative of another IP
function isParent(address parentIpId, address childIpId) external view returns (bool);
/// @notice Returns the parent IP IDs for an IP ID
function parentIpIds(address ipId) external view returns (address[] memory);
/// @notice Total number of parents for an IP ID
function totalParentsForIpId(address ipId) external view returns (uint256);
}// SPDX-License-Identifier: UNLICENSED
// See https://github.com/storyprotocol/protocol-contracts/blob/main/StoryProtocol-AlphaTestingAgreement-17942166.3.pdf
pragma solidity ^0.8.19;
/// @title Errors Library
/// @notice Library for all Story Protocol contract errors.
library Errors {
////////////////////////////////////////////////////////////////////////////
// Governance //
////////////////////////////////////////////////////////////////////////////
error Governance__OnlyProtocolAdmin();
error Governance__ZeroAddress();
error Governance__ProtocolPaused();
error Governance__InconsistentState();
error Governance__NewStateIsTheSameWithOldState();
error Governance__UnsupportedInterface(string interfaceName);
////////////////////////////////////////////////////////////////////////////
// IPAccount //
////////////////////////////////////////////////////////////////////////////
error IPAccount__InvalidSigner();
error IPAccount__InvalidSignature();
error IPAccount__ExpiredSignature();
error IPAccount__InvalidCalldata();
////////////////////////////////////////////////////////////////////////////
// Module //
////////////////////////////////////////////////////////////////////////////
/// @notice The caller is not allowed to call the provided module.
error Module_Unauthorized();
////////////////////////////////////////////////////////////////////////////
// IPAccountRegistry //
////////////////////////////////////////////////////////////////////////////
error IPAccountRegistry_InvalidIpAccountImpl();
////////////////////////////////////////////////////////////////////////////
// IPAssetRegistry //
////////////////////////////////////////////////////////////////////////////
/// @notice The IP asset has already been registered.
error IPAssetRegistry__AlreadyRegistered();
/// @notice The IP account has already been created.
error IPAssetRegistry__IPAccountAlreadyCreated();
/// @notice The IP asset has not yet been registered.
error IPAssetRegistry__NotYetRegistered();
/// @notice The specified IP resolver is not valid.
error IPAssetRegistry__ResolverInvalid();
/// @notice Caller not authorized to perform the IP registry function call.
error IPAssetRegistry__Unauthorized();
/// @notice The deployed address of account doesn't match with IP ID.
error IPAssetRegistry__InvalidAccount();
/// @notice The metadata provider is not valid.
error IPAssetRegistry__InvalidMetadataProvider();
////////////////////////////////////////////////////////////////////////////
// IPResolver ///
////////////////////////////////////////////////////////////////////////////
/// @notice The targeted IP does not yet have an IP account.
error IPResolver_InvalidIP();
/// @notice Caller not authorized to perform the IP resolver function call.
error IPResolver_Unauthorized();
////////////////////////////////////////////////////////////////////////////
// Metadata Provider ///
////////////////////////////////////////////////////////////////////////////
/// @notice Provided hash metadata is not valid.
error MetadataProvider__HashInvalid();
/// @notice The caller is not the authorized IP asset owner.
error MetadataProvider__IPAssetOwnerInvalid();
/// @notice Provided hash metadata is not valid.
error MetadataProvider__NameInvalid();
/// @notice The new metadata provider is not compatible with the old provider.
error MetadataProvider__MetadataNotCompatible();
/// @notice Provided registrant metadata is not valid.
error MetadataProvider__RegistrantInvalid();
/// @notice Provided registration date is not valid.
error MetadataProvider__RegistrationDateInvalid();
/// @notice Caller does not access to set metadata storage for the provider.
error MetadataProvider__Unauthorized();
/// @notice A metadata provider upgrade is not currently available.
error MetadataProvider__UpgradeUnavailable();
/// @notice The upgrade provider is not valid.
error MetadataProvider__UpgradeProviderInvalid();
/// @notice Provided metadata URI is not valid.
error MetadataProvider__URIInvalid();
////////////////////////////////////////////////////////////////////////////
// LicenseRegistry //
////////////////////////////////////////////////////////////////////////////
error LicenseRegistry__CallerNotLicensingModule();
error LicenseRegistry__ZeroLicensingModule();
error LicensingModule__CallerNotLicenseRegistry();
/// @notice emitted when trying to transfer a license that is not transferable (by policy)
error LicenseRegistry__NotTransferable();
////////////////////////////////////////////////////////////////////////////
// LicensingModule //
////////////////////////////////////////////////////////////////////////////
error LicensingModule__PolicyAlreadySetForIpId();
error LicensingModule__FrameworkNotFound();
error LicensingModule__EmptyLicenseUrl();
error LicensingModule__InvalidPolicyFramework();
error LicensingModule__PolicyAlreadyAdded();
error LicensingModule__ParamVerifierLengthMismatch();
error LicensingModule__PolicyNotFound();
error LicensingModule__NotLicensee();
error LicensingModule__ParentIdEqualThanChild();
error LicensingModule__LicensorDoesntHaveThisPolicy();
error LicensingModule__MintLicenseParamFailed();
error LicensingModule__LinkParentParamFailed();
error LicensingModule__TransferParamFailed();
error LicensingModule__InvalidLicensor();
error LicensingModule__ParamVerifierAlreadySet();
error LicensingModule__CommercialTermInNonCommercialPolicy();
error LicensingModule__EmptyParamName();
error LicensingModule__UnregisteredFrameworkAddingPolicy();
error LicensingModule__UnauthorizedAccess();
error LicensingModule__LicensorNotRegistered();
error LicensingModule__CallerNotLicensorAndPolicyNotSet();
error LicensingModule__DerivativesCannotAddPolicy();
error LicensingModule__IncompatibleRoyaltyPolicyAddress();
error LicensingModule__IncompatibleRoyaltyPolicyDerivativeRevShare();
error LicensingModule__IncompatibleLicensorCommercialPolicy();
error LicensingModule__IncompatibleLicensorRoyaltyDerivativeRevShare();
error LicensingModule__DerivativeRevShareSumExceedsMaxRNFTSupply();
error LicensingModule__MismatchBetweenCommercialRevenueShareAndMinRoyalty();
error LicensingModule__MismatchBetweenRoyaltyPolicy();
////////////////////////////////////////////////////////////////////////////
// LicensingModuleAware //
////////////////////////////////////////////////////////////////////////////
error LicensingModuleAware__CallerNotLicensingModule();
////////////////////////////////////////////////////////////////////////////
// PolicyFrameworkManager //
////////////////////////////////////////////////////////////////////////////
error PolicyFrameworkManager__GettingPolicyWrongFramework();
////////////////////////////////////////////////////////////////////////////
// LicensorApprovalChecker //
////////////////////////////////////////////////////////////////////////////
error LicensorApprovalChecker__Unauthorized();
////////////////////////////////////////////////////////////////////////////
// Dispute Module //
////////////////////////////////////////////////////////////////////////////
error DisputeModule__ZeroArbitrationPolicy();
error DisputeModule__ZeroArbitrationRelayer();
error DisputeModule__ZeroDisputeTag();
error DisputeModule__ZeroLinkToDisputeEvidence();
error DisputeModule__NotWhitelistedArbitrationPolicy();
error DisputeModule__NotWhitelistedDisputeTag();
error DisputeModule__NotWhitelistedArbitrationRelayer();
error DisputeModule__NotDisputeInitiator();
error DisputeModule__NotInDisputeState();
error DisputeModule__NotAbleToResolve();
error DisputeModule__NotRegisteredIpId();
error DisputeModule__UnauthorizedAccess();
error ArbitrationPolicySP__ZeroDisputeModule();
error ArbitrationPolicySP__ZeroPaymentToken();
error ArbitrationPolicySP__NotDisputeModule();
////////////////////////////////////////////////////////////////////////////
// Royalty Module //
////////////////////////////////////////////////////////////////////////////
error RoyaltyModule__ZeroRoyaltyPolicy();
error RoyaltyModule__NotWhitelistedRoyaltyPolicy();
error RoyaltyModule__AlreadySetRoyaltyPolicy();
error RoyaltyModule__ZeroRoyaltyToken();
error RoyaltyModule__NotWhitelistedRoyaltyToken();
error RoyaltyModule__NoRoyaltyPolicySet();
error RoyaltyModule__IncompatibleRoyaltyPolicy();
error RoyaltyModule__NotAllowedCaller();
error RoyaltyModule__ZeroLicensingModule();
error RoyaltyPolicyLS__ZeroRoyaltyModule();
error RoyaltyPolicyLS__ZeroLiquidSplitFactory();
error RoyaltyPolicyLS__ZeroLiquidSplitMain();
error RoyaltyPolicyLS__NotRoyaltyModule();
error RoyaltyPolicyLS__TransferFailed();
error RoyaltyPolicyLS__InvalidMinRoyalty();
error RoyaltyPolicyLS__InvalidRoyaltyStack();
error RoyaltyPolicyLS__ZeroMinRoyalty();
error RoyaltyPolicyLS__ZeroLicensingModule();
error LSClaimer__InvalidPath();
error LSClaimer__InvalidPathFirstPosition();
error LSClaimer__InvalidPathLastPosition();
error LSClaimer__AlreadyClaimed();
error LSClaimer__ETHBalanceNotZero();
error LSClaimer__ERC20BalanceNotZero();
error LSClaimer__ZeroIpId();
error LSClaimer__ZeroLicensingModule();
error LSClaimer__ZeroRoyaltyPolicyLS();
////////////////////////////////////////////////////////////////////////////
// ModuleRegistry //
////////////////////////////////////////////////////////////////////////////
error ModuleRegistry__ModuleAddressZeroAddress();
error ModuleRegistry__ModuleAddressNotContract();
error ModuleRegistry__ModuleAlreadyRegistered();
error ModuleRegistry__NameEmptyString();
error ModuleRegistry__NameAlreadyRegistered();
error ModuleRegistry__NameDoesNotMatch();
error ModuleRegistry__ModuleNotRegistered();
////////////////////////////////////////////////////////////////////////////
// RegistrationModule //
////////////////////////////////////////////////////////////////////////////
/// @notice The caller is not the owner of the root IP NFT.
error RegistrationModule__InvalidOwner();
////////////////////////////////////////////////////////////////////////////
// AccessController //
////////////////////////////////////////////////////////////////////////////
error AccessController__IPAccountIsZeroAddress();
error AccessController__IPAccountIsNotValid(address ipAccount);
error AccessController__SignerIsZeroAddress();
error AccessController__CallerIsNotIPAccount();
error AccessController__PermissionIsNotValid();
error AccessController__RecipientIsNotRegisteredModule(address to);
error AccessController__PermissionDenied(address ipAccount, address signer, address to, bytes4 func);
////////////////////////////////////////////////////////////////////////////
// AccessControlled //
////////////////////////////////////////////////////////////////////////////
error AccessControlled__ZeroAddress();
error AccessControlled__NotIpAccount(address ipAccount);
error AccessControlled__CallerIsNotIpAccount(address caller);
////////////////////////////////////////////////////////////////////////////
// TaggingModule //
////////////////////////////////////////////////////////////////////////////
error TaggingModule__InvalidRelationTypeName();
error TaggingModule__RelationTypeAlreadyExists();
error TaggingModule__SrcIpIdDoesNotHaveSrcTag();
error TaggingModule__DstIpIdDoesNotHaveDstTag();
error TaggingModule__RelationTypeDoesNotExist();
}// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.20;
import { Errors } from "./Errors.sol";
/// @title Licensing
/// @notice Types and constants used by the licensing related contracts
library Licensing {
/// @notice A particular configuration (flavor) of a Policy Framework, setting values for the licensing
/// terms (parameters) of the framework.
/// @param policyFramework address of the IPolicyFrameworkManager this policy is based on
/// @param isLicenseTransferable Whether or not the license is transferable
/// @param data Encoded data for the policy, specific to the policy framework
struct Policy {
address policyFramework;
bool isLicenseTransferable;
bytes data;
}
/// @notice Data that define a License Agreement NFT
/// @param policyId Id of the policy this license is based on, which will be set in the derivative
/// IP when the license is burnt
/// @param licensorIpId Id of the IP this license is for
struct License {
uint256 policyId;
address licensorIpId;
bool transferable;
// TODO: support for transfer hooks
}
}// SPDX-License-Identifier: UNLICENSED
// See https://github.com/storyprotocol/protocol-contracts/blob/main/StoryProtocol-AlphaTestingAgreement-17942166.3.pdf
pragma solidity ^0.8.23;
/// @title DataUniqueness
/// @notice Library to store data without repetition, assigning an id to it if new or reusing existing one
/// if already stored
library DataUniqueness {
/// Stores data without repetition, assigning an id to it if new or reusing existing one if already stored
/// @param data raw bytes, abi.encode() a value to be hashed
/// @param _hashToIds storage ref to the mapping of hash -> data id
/// @param existingIds amount of distinct data stored.
/// @return id new sequential id if new data, reused id if not new
/// @return isNew True if a new id was generated, signaling the value was stored in _hashToIds.
/// False if id is reused and data was not stored
function addIdOrGetExisting(
bytes memory data,
mapping(bytes32 => uint256) storage _hashToIds,
uint256 existingIds
) internal returns (uint256 id, bool isNew) {
// We could just use the hash as id to save some gas, but the UX/DX of having huge random
// numbers for ID is bad enough to justify the cost, plus we have a counter if we need to.
bytes32 hash = keccak256(data);
id = _hashToIds[hash];
if (id != 0) {
return (id, false);
}
id = existingIds + 1;
_hashToIds[hash] = id;
return (id, true);
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.1) (token/ERC1155/IERC1155.sol)
pragma solidity ^0.8.20;
import {IERC165} from "../../utils/introspection/IERC165.sol";
/**
* @dev Required interface of an ERC1155 compliant contract, as defined in the
* https://eips.ethereum.org/EIPS/eip-1155[EIP].
*/
interface IERC1155 is IERC165 {
/**
* @dev Emitted when `value` amount of tokens of type `id` are transferred from `from` to `to` by `operator`.
*/
event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);
/**
* @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all
* transfers.
*/
event TransferBatch(
address indexed operator,
address indexed from,
address indexed to,
uint256[] ids,
uint256[] values
);
/**
* @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to
* `approved`.
*/
event ApprovalForAll(address indexed account, address indexed operator, bool approved);
/**
* @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.
*
* If an {URI} event was emitted for `id`, the standard
* https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value
* returned by {IERC1155MetadataURI-uri}.
*/
event URI(string value, uint256 indexed id);
/**
* @dev Returns the value of tokens of token type `id` owned by `account`.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
function balanceOf(address account, uint256 id) external view returns (uint256);
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.
*
* Requirements:
*
* - `accounts` and `ids` must have the same length.
*/
function balanceOfBatch(
address[] calldata accounts,
uint256[] calldata ids
) external view returns (uint256[] memory);
/**
* @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`,
*
* Emits an {ApprovalForAll} event.
*
* Requirements:
*
* - `operator` cannot be the caller.
*/
function setApprovalForAll(address operator, bool approved) external;
/**
* @dev Returns true if `operator` is approved to transfer ``account``'s tokens.
*
* See {setApprovalForAll}.
*/
function isApprovedForAll(address account, address operator) external view returns (bool);
/**
* @dev Transfers a `value` amount of tokens of type `id` from `from` to `to`.
*
* WARNING: This function can potentially allow a reentrancy attack when transferring tokens
* to an untrusted contract, when invoking {onERC1155Received} on the receiver.
* Ensure to follow the checks-effects-interactions pattern and consider employing
* reentrancy guards when interacting with untrusted contracts.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - If the caller is not `from`, it must have been approved to spend ``from``'s tokens via {setApprovalForAll}.
* - `from` must have a balance of tokens of type `id` of at least `value` amount.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
* acceptance magic value.
*/
function safeTransferFrom(address from, address to, uint256 id, uint256 value, bytes calldata data) external;
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.
*
* WARNING: This function can potentially allow a reentrancy attack when transferring tokens
* to an untrusted contract, when invoking {onERC1155BatchReceived} on the receiver.
* Ensure to follow the checks-effects-interactions pattern and consider employing
* reentrancy guards when interacting with untrusted contracts.
*
* Emits either a {TransferSingle} or a {TransferBatch} event, depending on the length of the array arguments.
*
* Requirements:
*
* - `ids` and `values` must have the same length.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
* acceptance magic value.
*/
function safeBatchTransferFrom(
address from,
address to,
uint256[] calldata ids,
uint256[] calldata values,
bytes calldata data
) external;
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC1155/IERC1155Receiver.sol)
pragma solidity ^0.8.20;
import {IERC165} from "../../utils/introspection/IERC165.sol";
/**
* @dev Interface that must be implemented by smart contracts in order to receive
* ERC-1155 token transfers.
*/
interface IERC1155Receiver is IERC165 {
/**
* @dev Handles the receipt of a single ERC1155 token type. This function is
* called at the end of a `safeTransferFrom` after the balance has been updated.
*
* NOTE: To accept the transfer, this must return
* `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))`
* (i.e. 0xf23a6e61, or its own function selector).
*
* @param operator The address which initiated the transfer (i.e. msg.sender)
* @param from The address which previously owned the token
* @param id The ID of the token being transferred
* @param value The amount of tokens being transferred
* @param data Additional data with no specified format
* @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed
*/
function onERC1155Received(
address operator,
address from,
uint256 id,
uint256 value,
bytes calldata data
) external returns (bytes4);
/**
* @dev Handles the receipt of a multiple ERC1155 token types. This function
* is called at the end of a `safeBatchTransferFrom` after the balances have
* been updated.
*
* NOTE: To accept the transfer(s), this must return
* `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`
* (i.e. 0xbc197c81, or its own function selector).
*
* @param operator The address which initiated the batch transfer (i.e. msg.sender)
* @param from The address which previously owned the token
* @param ids An array containing ids of each token being transferred (order and length must match values array)
* @param values An array containing amounts of each token being transferred (order and length must match ids array)
* @param data Additional data with no specified format
* @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed
*/
function onERC1155BatchReceived(
address operator,
address from,
uint256[] calldata ids,
uint256[] calldata values,
bytes calldata data
) external returns (bytes4);
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC1155/extensions/IERC1155MetadataURI.sol)
pragma solidity ^0.8.20;
import {IERC1155} from "../IERC1155.sol";
/**
* @dev Interface of the optional ERC1155MetadataExtension interface, as defined
* in the https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[EIP].
*/
interface IERC1155MetadataURI is IERC1155 {
/**
* @dev Returns the URI for token type `id`.
*
* If the `\{id\}` substring is present in the URI, it must be replaced by
* clients with the actual token type ID.
*/
function uri(uint256 id) external view returns (string memory);
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol)
pragma solidity ^0.8.20;
/**
* @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 v5.0.0) (utils/introspection/ERC165.sol)
pragma solidity ^0.8.20;
import {IERC165} from "./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);
* }
* ```
*/
abstract contract ERC165 is IERC165 {
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/Arrays.sol)
pragma solidity ^0.8.20;
import {StorageSlot} from "./StorageSlot.sol";
import {Math} from "./math/Math.sol";
/**
* @dev Collection of functions related to array types.
*/
library Arrays {
using StorageSlot for bytes32;
/**
* @dev Searches a sorted `array` and returns the first index that contains
* a value greater or equal to `element`. If no such index exists (i.e. all
* values in the array are strictly less than `element`), the array length is
* returned. Time complexity O(log n).
*
* `array` is expected to be sorted in ascending order, and to contain no
* repeated elements.
*/
function findUpperBound(uint256[] storage array, uint256 element) internal view returns (uint256) {
uint256 low = 0;
uint256 high = array.length;
if (high == 0) {
return 0;
}
while (low < high) {
uint256 mid = Math.average(low, high);
// Note that mid will always be strictly less than high (i.e. it will be a valid array index)
// because Math.average rounds towards zero (it does integer division with truncation).
if (unsafeAccess(array, mid).value > element) {
high = mid;
} else {
low = mid + 1;
}
}
// At this point `low` is the exclusive upper bound. We will return the inclusive upper bound.
if (low > 0 && unsafeAccess(array, low - 1).value == element) {
return low - 1;
} else {
return low;
}
}
/**
* @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check.
*
* WARNING: Only use if you are certain `pos` is lower than the array length.
*/
function unsafeAccess(address[] storage arr, uint256 pos) internal pure returns (StorageSlot.AddressSlot storage) {
bytes32 slot;
// We use assembly to calculate the storage slot of the element at index `pos` of the dynamic array `arr`
// following https://docs.soliditylang.org/en/v0.8.20/internals/layout_in_storage.html#mappings-and-dynamic-arrays.
/// @solidity memory-safe-assembly
assembly {
mstore(0, arr.slot)
slot := add(keccak256(0, 0x20), pos)
}
return slot.getAddressSlot();
}
/**
* @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check.
*
* WARNING: Only use if you are certain `pos` is lower than the array length.
*/
function unsafeAccess(bytes32[] storage arr, uint256 pos) internal pure returns (StorageSlot.Bytes32Slot storage) {
bytes32 slot;
// We use assembly to calculate the storage slot of the element at index `pos` of the dynamic array `arr`
// following https://docs.soliditylang.org/en/v0.8.20/internals/layout_in_storage.html#mappings-and-dynamic-arrays.
/// @solidity memory-safe-assembly
assembly {
mstore(0, arr.slot)
slot := add(keccak256(0, 0x20), pos)
}
return slot.getBytes32Slot();
}
/**
* @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check.
*
* WARNING: Only use if you are certain `pos` is lower than the array length.
*/
function unsafeAccess(uint256[] storage arr, uint256 pos) internal pure returns (StorageSlot.Uint256Slot storage) {
bytes32 slot;
// We use assembly to calculate the storage slot of the element at index `pos` of the dynamic array `arr`
// following https://docs.soliditylang.org/en/v0.8.20/internals/layout_in_storage.html#mappings-and-dynamic-arrays.
/// @solidity memory-safe-assembly
assembly {
mstore(0, arr.slot)
slot := add(keccak256(0, 0x20), pos)
}
return slot.getUint256Slot();
}
/**
* @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check.
*
* WARNING: Only use if you are certain `pos` is lower than the array length.
*/
function unsafeMemoryAccess(uint256[] memory arr, uint256 pos) internal pure returns (uint256 res) {
assembly {
res := mload(add(add(arr, 0x20), mul(pos, 0x20)))
}
}
/**
* @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check.
*
* WARNING: Only use if you are certain `pos` is lower than the array length.
*/
function unsafeMemoryAccess(address[] memory arr, uint256 pos) internal pure returns (address res) {
assembly {
res := mload(add(add(arr, 0x20), mul(pos, 0x20)))
}
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC6093.sol)
pragma solidity ^0.8.20;
/**
* @dev Standard ERC20 Errors
* Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC20 tokens.
*/
interface IERC20Errors {
/**
* @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
* @param balance Current balance for the interacting account.
* @param needed Minimum amount required to perform a transfer.
*/
error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed);
/**
* @dev Indicates a failure with the token `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
*/
error ERC20InvalidSender(address sender);
/**
* @dev Indicates a failure with the token `receiver`. Used in transfers.
* @param receiver Address to which tokens are being transferred.
*/
error ERC20InvalidReceiver(address receiver);
/**
* @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers.
* @param spender Address that may be allowed to operate on tokens without being their owner.
* @param allowance Amount of tokens a `spender` is allowed to operate with.
* @param needed Minimum amount required to perform a transfer.
*/
error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed);
/**
* @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
* @param approver Address initiating an approval operation.
*/
error ERC20InvalidApprover(address approver);
/**
* @dev Indicates a failure with the `spender` to be approved. Used in approvals.
* @param spender Address that may be allowed to operate on tokens without being their owner.
*/
error ERC20InvalidSpender(address spender);
}
/**
* @dev Standard ERC721 Errors
* Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC721 tokens.
*/
interface IERC721Errors {
/**
* @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20.
* Used in balance queries.
* @param owner Address of the current owner of a token.
*/
error ERC721InvalidOwner(address owner);
/**
* @dev Indicates a `tokenId` whose `owner` is the zero address.
* @param tokenId Identifier number of a token.
*/
error ERC721NonexistentToken(uint256 tokenId);
/**
* @dev Indicates an error related to the ownership over a particular token. Used in transfers.
* @param sender Address whose tokens are being transferred.
* @param tokenId Identifier number of a token.
* @param owner Address of the current owner of a token.
*/
error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner);
/**
* @dev Indicates a failure with the token `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
*/
error ERC721InvalidSender(address sender);
/**
* @dev Indicates a failure with the token `receiver`. Used in transfers.
* @param receiver Address to which tokens are being transferred.
*/
error ERC721InvalidReceiver(address receiver);
/**
* @dev Indicates a failure with the `operator`’s approval. Used in transfers.
* @param operator Address that may be allowed to operate on tokens without being their owner.
* @param tokenId Identifier number of a token.
*/
error ERC721InsufficientApproval(address operator, uint256 tokenId);
/**
* @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
* @param approver Address initiating an approval operation.
*/
error ERC721InvalidApprover(address approver);
/**
* @dev Indicates a failure with the `operator` to be approved. Used in approvals.
* @param operator Address that may be allowed to operate on tokens without being their owner.
*/
error ERC721InvalidOperator(address operator);
}
/**
* @dev Standard ERC1155 Errors
* Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC1155 tokens.
*/
interface IERC1155Errors {
/**
* @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
* @param balance Current balance for the interacting account.
* @param needed Minimum amount required to perform a transfer.
* @param tokenId Identifier number of a token.
*/
error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId);
/**
* @dev Indicates a failure with the token `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
*/
error ERC1155InvalidSender(address sender);
/**
* @dev Indicates a failure with the token `receiver`. Used in transfers.
* @param receiver Address to which tokens are being transferred.
*/
error ERC1155InvalidReceiver(address receiver);
/**
* @dev Indicates a failure with the `operator`’s approval. Used in transfers.
* @param operator Address that may be allowed to operate on tokens without being their owner.
* @param owner Address of the current owner of a token.
*/
error ERC1155MissingApprovalForAll(address operator, address owner);
/**
* @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
* @param approver Address initiating an approval operation.
*/
error ERC1155InvalidApprover(address approver);
/**
* @dev Indicates a failure with the `operator` to be approved. Used in approvals.
* @param operator Address that may be allowed to operate on tokens without being their owner.
*/
error ERC1155InvalidOperator(address operator);
/**
* @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation.
* Used in batch transfers.
* @param idsLength Length of the array of token identifiers
* @param valuesLength Length of the array of token amounts
*/
error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength);
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC165.sol)
pragma solidity ^0.8.20;
import {IERC165} from "../utils/introspection/IERC165.sol";// SPDX-License-Identifier: UNLICENSED
// See https://github.com/storyprotocol/protocol-contracts/blob/main/StoryProtocol-AlphaTestingAgreement-17942166.3.pdf
pragma solidity ^0.8.23;
/// @notice Module Interface
interface IModule {
/// @notice Returns the string identifier associated with the module.
function name() external returns (string memory);
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/introspection/IERC165.sol)
pragma solidity ^0.8.20;
/**
* @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 v5.0.0) (utils/StorageSlot.sol)
// This file was procedurally generated from scripts/generate/templates/StorageSlot.js.
pragma solidity ^0.8.20;
/**
* @dev Library for reading and writing primitive types to specific storage slots.
*
* Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts.
* This library helps with reading and writing to such slots without the need for inline assembly.
*
* The functions in this library return Slot structs that contain a `value` member that can be used to read or write.
*
* Example usage to set ERC1967 implementation slot:
* ```solidity
* contract ERC1967 {
* bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
*
* function _getImplementation() internal view returns (address) {
* return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
* }
*
* function _setImplementation(address newImplementation) internal {
* require(newImplementation.code.length > 0);
* StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
* }
* }
* ```
*/
library StorageSlot {
struct AddressSlot {
address value;
}
struct BooleanSlot {
bool value;
}
struct Bytes32Slot {
bytes32 value;
}
struct Uint256Slot {
uint256 value;
}
struct StringSlot {
string value;
}
struct BytesSlot {
bytes value;
}
/**
* @dev Returns an `AddressSlot` with member `value` located at `slot`.
*/
function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `BooleanSlot` with member `value` located at `slot`.
*/
function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `Bytes32Slot` with member `value` located at `slot`.
*/
function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `Uint256Slot` with member `value` located at `slot`.
*/
function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `StringSlot` with member `value` located at `slot`.
*/
function getStringSlot(bytes32 slot) internal pure returns (StringSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `StringSlot` representation of the string storage pointer `store`.
*/
function getStringSlot(string storage store) internal pure returns (StringSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := store.slot
}
}
/**
* @dev Returns an `BytesSlot` with member `value` located at `slot`.
*/
function getBytesSlot(bytes32 slot) internal pure returns (BytesSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `BytesSlot` representation of the bytes storage pointer `store`.
*/
function getBytesSlot(bytes storage store) internal pure returns (BytesSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := store.slot
}
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/math/Math.sol)
pragma solidity ^0.8.20;
/**
* @dev Standard math utilities missing in the Solidity language.
*/
library Math {
/**
* @dev Muldiv operation overflow.
*/
error MathOverflowedMulDiv();
enum Rounding {
Floor, // Toward negative infinity
Ceil, // Toward positive infinity
Trunc, // Toward zero
Expand // Away from zero
}
/**
* @dev Returns the addition of two unsigned integers, with an overflow flag.
*/
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
/**
* @dev Returns the subtraction of two unsigned integers, with an overflow flag.
*/
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
/**
* @dev Returns the multiplication of two unsigned integers, with an overflow flag.
*/
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
/**
* @dev Returns the division of two unsigned integers, with a division by zero flag.
*/
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
/**
* @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
*/
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
/**
* @dev Returns the 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 towards infinity instead
* of rounding towards zero.
*/
function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
if (b == 0) {
// Guarantee the same behavior as in a regular Solidity division.
return a / b;
}
// (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 = x * y; // Least significant 256 bits of the product
uint256 prod1; // Most significant 256 bits of the product
assembly {
let mm := mulmod(x, y, not(0))
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.
if (denominator <= prod1) {
revert MathOverflowedMulDiv();
}
///////////////////////////////////////////////
// 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.
uint256 twos = denominator & (0 - denominator);
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 (unsignedRoundsUp(rounding) && 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
* towards zero.
*
* 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 + (unsignedRoundsUp(rounding) && result * result < a ? 1 : 0);
}
}
/**
* @dev Return the log in base 2 of a positive value rounded towards zero.
* 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 + (unsignedRoundsUp(rounding) && 1 << result < value ? 1 : 0);
}
}
/**
* @dev Return the log in base 10 of a positive value rounded towards zero.
* 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 + (unsignedRoundsUp(rounding) && 10 ** result < value ? 1 : 0);
}
}
/**
* @dev Return the log in base 256 of a positive value rounded towards zero.
* 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 + (unsignedRoundsUp(rounding) && 1 << (result << 3) < value ? 1 : 0);
}
}
/**
* @dev Returns whether a provided rounding mode is considered rounding up for unsigned integers.
*/
function unsignedRoundsUp(Rounding rounding) internal pure returns (bool) {
return uint8(rounding) % 2 == 1;
}
}{
"remappings": [
"@ethereum-waffle/=node_modules/@ethereum-waffle/",
"@openzeppelin/=node_modules/@openzeppelin/",
"base64-sol/=node_modules/base64-sol/",
"ds-test/=lib/forge-std/lib/ds-test/src/",
"eth-gas-reporter/=node_modules/eth-gas-reporter/",
"forge-std/=lib/forge-std/src/",
"hardhat-deploy/=node_modules/hardhat-deploy/",
"hardhat/=node_modules/hardhat/",
"openzeppelin-contracts/=lib/reference/lib/openzeppelin-contracts/",
"@reference/=lib/reference/",
"reference/=lib/reference/"
],
"optimizer": {
"enabled": true,
"runs": 20000
},
"metadata": {
"useLiteralContent": false,
"bytecodeHash": "ipfs",
"appendCBOR": true
},
"outputSelection": {
"*": {
"*": [
"evm.bytecode",
"evm.deployedBytecode",
"devdoc",
"userdoc",
"metadata",
"abi"
]
}
},
"evmVersion": "paris",
"libraries": {
"contracts/lib/registries/IPAccountChecker.sol": {
"IPAccountChecker": "0x3d9f7264c34b3db04cdabf5745d38b12f12f1007"
}
}
}Contract ABI
API[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"uint256","name":"balance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ERC1155InsufficientBalance","type":"error"},{"inputs":[{"internalType":"address","name":"approver","type":"address"}],"name":"ERC1155InvalidApprover","type":"error"},{"inputs":[{"internalType":"uint256","name":"idsLength","type":"uint256"},{"internalType":"uint256","name":"valuesLength","type":"uint256"}],"name":"ERC1155InvalidArrayLength","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"ERC1155InvalidOperator","type":"error"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"}],"name":"ERC1155InvalidReceiver","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"}],"name":"ERC1155InvalidSender","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"address","name":"owner","type":"address"}],"name":"ERC1155MissingApprovalForAll","type":"error"},{"inputs":[],"name":"LicenseRegistry__CallerNotLicensingModule","type":"error"},{"inputs":[],"name":"LicenseRegistry__NotTransferable","type":"error"},{"inputs":[],"name":"LicenseRegistry__ZeroLicensingModule","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"account","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":"creator","type":"address"},{"indexed":true,"internalType":"address","name":"receiver","type":"address"},{"indexed":true,"internalType":"uint256","name":"licenseId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"components":[{"internalType":"uint256","name":"policyId","type":"uint256"},{"internalType":"address","name":"licensorIpId","type":"address"},{"internalType":"bool","name":"transferable","type":"bool"}],"indexed":false,"internalType":"struct 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Creation Code
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0x721B71c18B2d78C8E335b437f10eC2aAb3EE0f30
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.