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This contract may be a proxy contract. Click on More Options and select Is this a proxy? to confirm and enable the "Read as Proxy" & "Write as Proxy" tabs.
Similar Match Source Code This contract matches the deployed Bytecode of the Source Code for Contract 0xDC79D2c1...2902eC42d The constructor portion of the code might be different and could alter the actual behaviour of the contract
Contract Name:
MemecoinClaim
Compiler Version
v0.8.21+commit.d9974bed
Optimization Enabled:
Yes with 200 runs
Other Settings:
shanghai EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.18; import {Initializable} from "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import {ReentrancyGuardUpgradeable} from "@openzeppelin/contracts-upgradeable/security/ReentrancyGuardUpgradeable.sol"; import {UUPSUpgradeable} from "@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol"; import {OwnableUpgradeable} from "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol"; import {SafeERC20, IERC20} from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import {IDelegationRegistry} from "contracts/delegation_registry/IDelegationRegistry.sol"; import {IDelegateRegistry} from "contracts/delegation_registry/IDelegateRegistry.sol"; import "./interfaces/IMemecoinClaim.sol"; /// @title A contract for claiming $MEME over a parameterized vesting schedule contract MemecoinClaim is IMemecoinClaim, Initializable, UUPSUpgradeable, ReentrancyGuardUpgradeable, OwnableUpgradeable { using SafeERC20 for IERC20; uint256 private constant _BASIS_POINTS = 10_000; uint256 private constant _LOCK_UP_SLOT = 180; uint256 private constant _END_CYCLE = 4; uint256 private constant _END_CYCLE_CONTRIBUTORS = 8; uint256 private constant _MAX_CLAIM_PERIOD = 69 days; address public upgrader; // to be set address public multiClaim; // to be set IERC721[] public nftCollections; IDelegationRegistry public dc; IDelegateRegistry public dcV2; uint256 public claimStartDate; IERC20 public claimToken; bool public claimActive; bool public claimTokenDeposited; bool public unclaimedNFTRewardsWithdrawn; bool public upgraderRenounced; uint64 public currentNFTUnlockedBP; uint64 public previousNFTUnlockedBP; uint128 public currentNFTUnlockTimestamp; mapping(address userAddress => mapping(ClaimType claimType => ClaimData userClaimData)) public usersClaimData; mapping(uint256 collectionId => mapping(uint256 tokenId => NFTClaimData userClaimData)) public nftUsersClaimData; mapping(ClaimType claimType => ClaimSchedule claimSchedule) public claimScheduleOf; mapping(uint256 collectionId => UnclaimedNFTRewards) public unclaimedNftRewards; // required by the OZ UUPS module function _authorizeUpgrade(address) internal override onlyUpgrader {} /// @custom:oz-upgrades-unsafe-allow constructor constructor() { _disableInitializers(); } function initialize( address _claimTokenAddress, address _mvpAddress, address _captainzAddress, address _potatozAddress ) external initializer { ReentrancyGuardUpgradeable.__ReentrancyGuard_init_unchained(); OwnableUpgradeable.__Ownable_init_unchained(); UUPSUpgradeable.__UUPSUpgradeable_init(); dc = IDelegationRegistry(0x00000000000076A84feF008CDAbe6409d2FE638B); dcV2 = IDelegateRegistry(0x00000000000000447e69651d841bD8D104Bed493); claimToken = IERC20(_claimTokenAddress); nftCollections = [IERC721(_mvpAddress), IERC721(_captainzAddress), IERC721(_potatozAddress)]; } /// @notice Claim token by claimTypes according to the vesting schedule after claim starts, user won't be able to claim after the allocated $MEME are fully vested for _MAX_CLAIM_PERIOD /// @dev ONLY presaleClaim, ecosystem and contributor contract; Verify claim data and transfer claim token to user if needed, should not be called by NFT holder, /// emit { UserClaimed } event for amount claimed /// @param _vault Vault address of delegate.xyz; pass address(0) if not using delegate wallet /// @param _claimTypes Array of ClaimType to claim function claim(address _vault, ClaimType[] calldata _claimTypes) external nonReentrant onlyValidClaimSetup { address requester = _getRequester(_vault); uint256 totalClaimable = _claim(requester, _claimTypes); claimToken.safeTransfer(requester, totalClaimable); } /// @notice Claim OPTIONALLY on NFTAirdrop/NFTRewards/WalletRewards token by all eligible NFTs according to the vesting schedule after claim starts, user won't be able to claim after the allocated $MEME are fully vested for _MAX_CLAIM_PERIOD /// @dev ONLY nftClaim contract; ONLY related to NFT claimTypes(i.e. NFTRewards & WalletRewards); Verify claim data and transfer claim token to NFT owner if needed, emit { BulkClaimedInNFTs } event for amount claimed /// @param _vault Vault address of delegate.xyz; pass address(0) if not using delegate wallet /// @param _nftCollectionClaimRequests Array of NFTCollectionClaimRequest that consists collection ID of the NFT, token ID(s) the owner owns, array of booleans to indicate NFTAirdrop/NFTRewards claim for each token ID function claimInNFTs( address _vault, NFTCollectionClaimRequest[] calldata _nftCollectionClaimRequests, bool _withWalletRewards ) external nonReentrant onlyValidClaimSetup { address requester = _getRequester(_vault); uint256 totalClaimable = _claimInNFTs(requester, _nftCollectionClaimRequests, _withWalletRewards); claimToken.safeTransfer(requester, totalClaimable); } // =================== // Multicall Functions // =================== /// @notice Claim token by claimTypes according to the vesting schedule after claim starts /// @dev Verify caller is multiClaim, claim data and transfer claim token to _requester if needed, should not be called by NFT holder /// emit { UserClaimed } event for amount claimed /// @param _requester address of eligible claim wallet /// @param _claimTypes Array of ClaimType to claim function claimFromMulti(address _requester, ClaimType[] calldata _claimTypes) external nonReentrant onlyValidClaimSetup onlyMultiClaim { uint256 totalClaimable = _claim(_requester, _claimTypes); claimToken.safeTransfer(_requester, totalClaimable); } /// @notice Bulk claim token by claimTypes and eligible NFTs according to the vesting schedule after claim starts /// @dev Verify caller is multiClaim, claim data and transfer claim token to NFT owner if needed, emit { BulkClaimedInNFTs } event for amount claimed /// @param _requester address of eligible holder wallet /// @param _nftCollectionClaimRequests Array of NFTCollectionClaimRequest that consists collection ID of the NFT, token ID(s) the owner owns, array of booleans to indicate NFTAirdrop/NFTRewards claim for each token ID function claimInNFTsFromMulti( address _requester, NFTCollectionClaimRequest[] calldata _nftCollectionClaimRequests, bool _withWalletRewards ) external nonReentrant onlyValidClaimSetup onlyMultiClaim { uint256 totalClaimable = _claimInNFTs(_requester, _nftCollectionClaimRequests, _withWalletRewards); claimToken.safeTransfer(_requester, totalClaimable); } /// @notice Support both v1 and v2 delegate wallet during the v1 to v2 migration /// @dev Given _vault (cold wallet) address, verify whether _msgSender() is a permitted delegate to operate on behalf of it /// @param _vault Address to verify against _msgSender function _getRequester(address _vault) private view returns (address) { if (_vault == address(0)) return _msgSender(); bool isDelegateValid = dcV2.checkDelegateForAll(_msgSender(), _vault, ""); if (isDelegateValid) return _vault; isDelegateValid = dc.checkDelegateForAll(_msgSender(), _vault); if (!isDelegateValid) revert InvalidDelegate(); return _vault; } function _claim(address _requester, ClaimType[] memory _claimTypes) internal returns (uint128 amountClaimed) { amountClaimed = _executeClaim(_requester, _claimTypes); if (amountClaimed == 0) revert NoClaimableToken(); emit UserClaimed(_requester, amountClaimed, block.timestamp); } function _claimInNFTs( address _requester, NFTCollectionClaimRequest[] calldata _nftCollectionClaimRequests, bool _withWalletRewards ) internal returns (uint128 amountClaimed) { amountClaimed = _executeClaimInNFTs(_requester, _nftCollectionClaimRequests); if (_withWalletRewards) { ClaimData storage userClaimData = usersClaimData[_requester][ClaimType.WalletRewards]; uint128 claimable = _calculateClaimable(userClaimData, ClaimType.WalletRewards); if (claimable > 0) { /// @dev assume no overflow as the max amountClaimed amount won't exceed uint128 throughout the whole life cycle unchecked { userClaimData.claimed += claimable; amountClaimed += claimable; } } } if (amountClaimed == 0) revert NoClaimableToken(); emit ClaimedInNFTs(_requester, amountClaimed, block.timestamp); } /// @dev Update `claimed` in usersClaimData for the given ClaimTypes /// @param _requester Address of the claimer /// @param _claimTypes Array of ClaimType to claim /// @return totalClaimable Amount of total claimable calculated from the given ClaimTypes function _executeClaim(address _requester, ClaimType[] memory _claimTypes) private returns (uint128 totalClaimable) { for (uint256 i; i < _claimTypes.length; i++) { ClaimData storage userClaimData = usersClaimData[_requester][_claimTypes[i]]; uint128 claimable = _calculateClaimable(userClaimData, _claimTypes[i]); if (claimable > 0) { /// @dev assume no overflow as the max totalClaimable amount won't exceed uint128 throughout the whole life cycle unchecked { userClaimData.claimed += claimable; totalClaimable += claimable; } } } } /// @dev Update `airdropClaimed` AND/OR `rewardsClaimed` based on the booleans passed in nftUsersClaimData for the given NFT Collection ID and token ID(s) /// @param _requester Address of the claimer /// @param _nftCollectionClaimRequests Array of NFTCollectionClaimRequest that consists collection ID of the NFT, token ID(s) the owner owns, array of booleans to indicate NFTAirdrop/NFTRewards claim for each token ID /// @return totalNFTClaimable Amount of total NFT claimable calculated from the given NFT Collection ID and token ID(s) function _executeClaimInNFTs(address _requester, NFTCollectionClaimRequest[] calldata _nftCollectionClaimRequests) private returns (uint128 totalNFTClaimable) { for (uint256 i; i < _nftCollectionClaimRequests.length;) { uint256[] calldata tokenIds = _nftCollectionClaimRequests[i].tokenIds; bool[] calldata withNFTAirdropList = _nftCollectionClaimRequests[i].withNFTAirdropList; bool[] calldata withNFTRewardsList = _nftCollectionClaimRequests[i].withNFTRewardsList; uint256 len = tokenIds.length; if (len != withNFTAirdropList.length || len != withNFTRewardsList.length) { revert MismatchedArrays(); } uint256 collectionId = _nftCollectionClaimRequests[i].collectionId; for (uint256 j; j < len;) { uint128 claimable; if (withNFTAirdropList[j]) { claimable = _verifyNFTClaim(_requester, collectionId, tokenIds[j]); if (claimable > 0) { /// @dev assume no overflow as the max claimable amount won't exceed uint128 unchecked { nftUsersClaimData[collectionId][tokenIds[j]].airdropClaimed += claimable; totalNFTClaimable += claimable; } } } if (withNFTRewardsList[j]) { claimable = _verifyNFTRewardClaim(_requester, collectionId, tokenIds[j]); if (claimable > 0) { unchecked { nftUsersClaimData[collectionId][tokenIds[j]].rewardsClaimed += claimable; totalNFTClaimable += claimable; } } } unchecked { ++j; } } unchecked { ++i; } } } /// @dev Verify if the caller owns the NFT, and return the correct amount of claimable token /// @param _requester Address of the claimer /// @param _collectionId Collection ID of the NFT /// @param _tokenId Token ID that the owner owns function _verifyNFTClaim(address _requester, uint256 _collectionId, uint256 _tokenId) private view onlyValidCollectionId(_collectionId) returns (uint128) { if (nftCollections[_collectionId].ownerOf(_tokenId) != _requester) revert Unauthorized(); return _calculateNFTClaimable(nftUsersClaimData[_collectionId][_tokenId]); } function _verifyNFTRewardClaim(address _requester, uint256 _collectionId, uint256 _tokenId) private view onlyValidCollectionId(_collectionId) returns (uint128) { if (nftCollections[_collectionId].ownerOf(_tokenId) != _requester) revert Unauthorized(); return _calculateNFTRewardsClaimable(nftUsersClaimData[_collectionId][_tokenId]); } function _calculateClaimable(ClaimData memory _userClaimdata, ClaimType _claimType) private view returns (uint128) { uint128 totalClaimable = _userClaimdata.totalClaimable; uint128 claimed = _userClaimdata.claimed; if (totalClaimable == 0 || claimed >= totalClaimable) return 0; // for WalletRewards claim will expire after _MAX_CLAIM_PERIOD has passed since claim starts if (_claimType == ClaimType.WalletRewards) { if (block.timestamp > claimStartDate + _MAX_CLAIM_PERIOD) { return 0; } return totalClaimable; } ClaimSchedule memory claimSchedule = claimScheduleOf[_claimType]; uint256 numOfLockUpBPs = claimSchedule.lockUpBPs.length; if (numOfLockUpBPs == 0) revert InvalidClaimSetup(); // claim will expire after the allocated $MEME are fully vested for _MAX_CLAIM_PERIOD if (block.timestamp > claimStartDate + _LOCK_UP_SLOT * numOfLockUpBPs * 1 days + _MAX_CLAIM_PERIOD) { return 0; } uint256 daysElapsed = (block.timestamp - claimStartDate) / 1 days; // count the cycles passed to distinguish which cycle's 180 days is elapsed uint256 cyclesPassed = daysElapsed / _LOCK_UP_SLOT; // PrivatePresale first cycle unlocked amount locks up until the start of next cycle and allows instant claim if (_claimType == ClaimType.PrivatePresale && daysElapsed < _LOCK_UP_SLOT) return 0; // Contributors has a different number of cycles, other claim types share the same one bool isClaimTypeFullyVested = _claimType != ClaimType.Contributors && cyclesPassed >= _END_CYCLE; bool isContributorFullyVested = _claimType == ClaimType.Contributors && cyclesPassed >= _END_CYCLE_CONTRIBUTORS; if (isClaimTypeFullyVested || isContributorFullyVested) { return _calculateRemainClaimable(totalClaimable, claimed); } // cyclesPassed + 1 because we want to calculate the current cycle's (with < 180 days elapsed) unlocked amount return _calculateRemainClaimable( _calculateUnlockedAmount(claimSchedule, numOfLockUpBPs, totalClaimable, cyclesPassed + 1, daysElapsed), claimed ); } function _calculateNFTClaimable(NFTClaimData memory _nftUserClaimdata) private view returns (uint128) { uint256 currentNFTUnlockedBP_ = currentNFTUnlockedBP; if (currentNFTUnlockedBP_ == 0) return 0; // claim will expire after the allocated $MEME are fully vested for _MAX_CLAIM_PERIOD if (currentNFTUnlockedBP_ == _BASIS_POINTS) { if (block.timestamp > currentNFTUnlockTimestamp + _MAX_CLAIM_PERIOD) { return 0; } } uint128 airdropTotalClaimable = _nftUserClaimdata.airdropTotalClaimable; uint128 airdropClaimed = _nftUserClaimdata.airdropClaimed; if (airdropTotalClaimable == 0 || airdropClaimed >= airdropTotalClaimable) return 0; return _calculateRemainClaimable(_calculateNFTUnlockedAmount(airdropTotalClaimable), airdropClaimed); } function _calculateNFTRewardsClaimable(NFTClaimData memory _nftUserClaimdata) private view returns (uint128) { uint128 rewardsTotalClaimable = _nftUserClaimdata.rewardsTotalClaimable; uint128 rewardsClaimed = _nftUserClaimdata.rewardsClaimed; if (rewardsTotalClaimable == 0 || rewardsClaimed >= rewardsTotalClaimable) return 0; // claim will expire after the allocated $MEME are fully vested for _MAX_CLAIM_PERIOD if (block.timestamp > claimStartDate + _MAX_CLAIM_PERIOD) { return 0; } return _calculateRemainClaimable(rewardsTotalClaimable, rewardsClaimed); } function _calculateRemainClaimable(uint128 _totalClaimable, uint128 _claimed) private pure returns (uint128) { /// @dev assume no underflow because we already return zero when _claimed is >= _totalClaimable unchecked { return _totalClaimable <= _claimed ? 0 : _totalClaimable - _claimed; } } function _calculateUnlockedAmount( ClaimSchedule memory _claimSchedule, uint256 _numOfLockUpBPs, uint128 _totalClaimable, uint256 _currentCycle, uint256 _daysElapsed ) private pure returns (uint128) { if (_currentCycle < _claimSchedule.startCycle) return 0; if (_currentCycle > _numOfLockUpBPs) return _totalClaimable; // _currentCycle == _numOfLockUpBPs means _currentCycle is the last one uint256 currentUnlockedBP = _currentCycle == _numOfLockUpBPs ? _BASIS_POINTS : _claimSchedule.lockUpBPs[_currentCycle]; return _calculateUnlockedAmountByDaysElapsed( _totalClaimable, _claimSchedule.lockUpBPs[_currentCycle - 1], currentUnlockedBP, _daysElapsed % _LOCK_UP_SLOT ); } function _calculateUnlockedAmountByDaysElapsed( uint128 _totalClaimable, uint256 _previousUnlockedBP, uint256 _currentUnlockedBP, uint256 _daysElapsedForCurrentCycle ) private pure returns (uint128) { if (_daysElapsedForCurrentCycle == 0) { return _toUint128(_totalClaimable * _previousUnlockedBP / _BASIS_POINTS); } return _toUint128( _totalClaimable * _previousUnlockedBP / _BASIS_POINTS + _totalClaimable * (_currentUnlockedBP - _previousUnlockedBP) * _daysElapsedForCurrentCycle / _BASIS_POINTS / _LOCK_UP_SLOT ); } function _calculateNFTUnlockedAmount(uint128 _totalClaimable) private view returns (uint128) { return block.timestamp < currentNFTUnlockTimestamp ? _toUint128(_totalClaimable * previousNFTUnlockedBP / _BASIS_POINTS) : _toUint128(_totalClaimable * currentNFTUnlockedBP / _BASIS_POINTS); } function _toUint128(uint256 value) private pure returns (uint128) { if (value >= 1 << 128) revert Uint128Overflow(); return uint128(value); } // ==================== // Validation Modifiers // ==================== modifier onlyUpgrader() { if (_msgSender() != upgrader) revert Unauthorized(); _; } modifier onlyMultiClaim() { if (_msgSender() != multiClaim) revert Unauthorized(); _; } modifier onlyClaimNotOpen() { if (claimActive) revert ClaimNotClosed(); _; } modifier onlyValidClaimSetup() { if (!claimActive || claimStartDate == 0 || block.timestamp < claimStartDate) revert ClaimNotAvailable(); if (address(claimToken) == address(0)) revert ClaimTokenZeroAddress(); _; } modifier onlyValidCollectionId(uint256 _collectionId) { if (_collectionId >= nftCollections.length) revert InvalidCollectionId(); _; } // ============== // Claimable Settings // ============== /// @dev Set `totalClaimable` in usersClaimData for claim type(s) /// @param _addresses Array of addresses eligible for the claim /// @param _claimables Array of amounts of claim token /// @param _claimTypes Array of ClaimType function setClaimables( address[] calldata _addresses, uint128[] calldata _claimables, ClaimType[] calldata _claimTypes ) external onlyOwner { uint256 len = _addresses.length; if (len != _claimables.length || len != _claimTypes.length) revert MismatchedArrays(); for (uint256 i; i < len;) { usersClaimData[_addresses[i]][_claimTypes[i]].totalClaimable = _claimables[i]; unchecked { ++i; } } } /// @dev Set `airdropTotalClaimable` and `rewardsTotalClaimable` in nftUsersClaimData for token ID(s) of respective collection ID /// @param _nftClaimables Array of NFTClaimable which consists of collectionId, tokenId and amount of claim token function setNFTClaimables(NFTClaimable[] calldata _nftClaimables) external onlyOwner { for (uint256 i; i < _nftClaimables.length;) { uint256 collectionId = _nftClaimables[i].collectionId; uint256 tokenId = _nftClaimables[i].tokenId; uint128 airdropAmount = _nftClaimables[i].airdropTotalClaimable; uint128 rewardsAmount = _nftClaimables[i].rewardsTotalClaimable; nftUsersClaimData[collectionId][tokenId].airdropTotalClaimable = airdropAmount; nftUsersClaimData[collectionId][tokenId].rewardsTotalClaimable = rewardsAmount; unchecked { ++i; } } } /// @dev Add new unlock percentage in Basis Points(BP) for NFT holders to instant claim until _BASIS_POINTS is reached /// @param _additionalNFTUnlockedBP Additional unlocked BP, only add up the currentNFTUnlockedBP /// @param _newUnlockTimestamp Timestamp for new unlocked BP to take effect function addNFTUnlockedBPAndSetUnlockTs(uint64 _additionalNFTUnlockedBP, uint128 _newUnlockTimestamp) external onlyOwner { uint64 currentNFTUnlockedBP_ = currentNFTUnlockedBP; uint128 currentNFTUnlockTimestamp_ = currentNFTUnlockTimestamp; if ( _additionalNFTUnlockedBP == 0 || currentNFTUnlockedBP_ + _additionalNFTUnlockedBP > _BASIS_POINTS || _newUnlockTimestamp <= currentNFTUnlockTimestamp_ ) revert InvalidClaimSetup(); previousNFTUnlockedBP = currentNFTUnlockedBP_; currentNFTUnlockTimestamp = _newUnlockTimestamp; currentNFTUnlockedBP += _additionalNFTUnlockedBP; } /// @dev Set the unclaimedNFTRewards mapping in order to withdraw unclaimed NFTRewards after they are expired /// @param _collectionId Respective collection ID with unclaimed NFTRewards /// @param _unclaimTokenIds Array of token IDs with NFTRewards that are left unclaimed function setUnclaimedNFTRewards(uint256 _collectionId, uint128[] calldata _unclaimTokenIds) external onlyValidCollectionId(_collectionId) onlyOwner { if (block.timestamp <= claimStartDate + _MAX_CLAIM_PERIOD) revert NFTRewardsNotExpired(); UnclaimedNFTRewards storage _unclaimedNftRewards = unclaimedNftRewards[_collectionId]; uint256 len = _unclaimTokenIds.length; if (len == 0 || _unclaimedNftRewards.lastTokenId > _unclaimTokenIds[0]) revert InvalidWithdrawalSetup(); uint128 totalRewardsUnclaimed; for (uint256 i; i < len;) { // ensure the next tokenId is bigger than the prev one if (i != 0) { if (_unclaimTokenIds[i] < _unclaimTokenIds[i - 1]) revert InvalidWithdrawalSetup(); } NFTClaimData memory nftUserClaimData = nftUsersClaimData[_collectionId][_unclaimTokenIds[i]]; uint128 rewardsUnclaimed = nftUserClaimData.rewardsTotalClaimable - nftUserClaimData.rewardsClaimed; if (rewardsUnclaimed > 0) totalRewardsUnclaimed += rewardsUnclaimed; unchecked { ++i; } } _unclaimedNftRewards.lastTokenId = _unclaimTokenIds[len - 1]; _unclaimedNftRewards.totalUnclaimed += totalRewardsUnclaimed; } /// @dev Set `airdropTotalClaimable` in nftUsersClaimData specifically for single token ID of a newly revelaed Captainz /// @param _tokenId Token ID of the newly revealed Captainz /// @param _additionalAirdropTotalClaimable Additional airdropTotalClaimable, only add up since a base amount will be set for unrevealed Captainz function setRevealedCaptainzClaimable(uint256 _tokenId, uint128 _additionalAirdropTotalClaimable) external onlyOwner { nftUsersClaimData[1][_tokenId].airdropTotalClaimable += _additionalAirdropTotalClaimable; } // ============== // Claim Settings // ============== /// @dev Deposit claim token to contract and start the claim, to be called ONCE only /// @param _tokenAmount Amount of claim token to be deposited /// @param _claimStartDate Unix timestamp of the claim start date function depositClaimTokenAndStartClaim(uint256 _tokenAmount, uint256 _claimStartDate) external onlyOwner { if (claimTokenDeposited) revert AlreadyDeposited(); if (address(claimToken) == address(0)) revert ClaimTokenZeroAddress(); if (_tokenAmount == 0) revert InvalidClaimSetup(); if (_claimStartDate == 0) revert InvalidClaimSetup(); claimToken.safeTransferFrom(_msgSender(), address(this), _tokenAmount); claimStartDate = _claimStartDate; claimActive = true; claimTokenDeposited = true; emit ClaimTokenDepositedAndClaimStarted(_tokenAmount, _claimStartDate); } /// @dev Withdraw claim token from contract only when claim is not open /// @param _receiver Address to receive the token /// @param _amount Amount of claim token to be withdrawn function withdrawClaimToken(address _receiver, uint256 _amount) external onlyOwner onlyClaimNotOpen { if (address(claimToken) == address(0)) revert ClaimTokenZeroAddress(); claimToken.safeTransfer(_receiver, _amount); } /// @dev Withdraw unclaimed NFTRewards after they are expired when _MAX_CLAIM_PERIOD has passed since claim starts, to be called ONCE only /// @param _receiver Address to receive the token function withdrawUnclaimedNFTRewards(address _receiver) external onlyOwner { if (unclaimedNFTRewardsWithdrawn) revert AlreadyWithdrawn(); if (block.timestamp <= claimStartDate + _MAX_CLAIM_PERIOD) revert NFTRewardsNotExpired(); if (_receiver == address(0)) revert InvalidWithdrawalSetup(); uint256 totalWithdrawn; for (uint256 i; i < nftCollections.length;) { UnclaimedNFTRewards storage _unclaimedNftRewards = unclaimedNftRewards[i]; uint128 unclaimed = _unclaimedNftRewards.totalUnclaimed; if (unclaimed > 0) { claimToken.safeTransfer(_receiver, unclaimed); totalWithdrawn += unclaimed; } unchecked { ++i; } } unclaimedNFTRewardsWithdrawn = true; emit UnclaimedNFTRewardsWithdrawn(totalWithdrawn, block.timestamp); } /// @dev Set claim schedule(s) for claim type(s) /// @param _claimTypes Array of ClaimType /// @param _claimSchedules Array of ClaimSchedule for each claim type function setClaimSchedules(ClaimType[] calldata _claimTypes, ClaimSchedule[] calldata _claimSchedules) external onlyOwner onlyClaimNotOpen { uint256 len = _claimSchedules.length; if (_claimTypes.length != len) revert MismatchedArrays(); for (uint256 i; i < len;) { uint256[] memory lockUpBPs = _claimSchedules[i].lockUpBPs; for (uint256 j; j < lockUpBPs.length;) { if (lockUpBPs[j] > _BASIS_POINTS) revert InvalidClaimSetup(); // ensure the accumulated lockupBP is bigger than the prev one if (j != 0) { if (lockUpBPs[j] < lockUpBPs[j - 1]) revert InvalidClaimSetup(); } unchecked { ++j; } } claimScheduleOf[_claimTypes[i]] = _claimSchedules[i]; unchecked { ++i; } } } /// @dev Start/stop the claim /// @param _claimActive New boolean to indicate active or not function setClaimActive(bool _claimActive) external onlyOwner { claimActive = _claimActive; emit ClaimStatusUpdated(_claimActive); } /// @dev Set the new claim start date, allow flexibility on setting as past date to unlock claim earlier /// @param _claimStartDate New date to start the claim function setClaimStartDate(uint256 _claimStartDate) external onlyOwner { claimStartDate = _claimStartDate; } /// @dev Set the new MultiClaim contract address /// @param _multiClaim New MultiClaim contract address function setMultiClaimAddress(address _multiClaim) external onlyOwner { multiClaim = _multiClaim; } /// @dev Set the new UUPS proxy upgrader, allow setting address(0) to disable upgradeability /// @param _upgrader New upgrader function setUpgrader(address _upgrader) external onlyOwner { if (upgraderRenounced) revert UpgraderRenounced(); upgrader = _upgrader; emit UpgraderUpdated(_upgrader); } /// @notice Renounce the upgradibility of this contract function renounceUpgrader() external onlyOwner { if (upgraderRenounced) revert UpgraderRenounced(); upgraderRenounced = true; upgrader = address(0); emit UpgraderUpdated(address(0)); } // ======= // Getters // ======= /// @notice Get claim info of a user after claim starts /// @param _user Address of user /// @return claimableAmount Amount of claimable tokens for a user /// @return claimableExpiry Timestamp of the claim expiry date for the respective _claimType function getClaimInfo(address _user, ClaimType _claimType) public view onlyValidClaimSetup returns (uint128 claimableAmount, uint256 claimableExpiry) { uint256 numOfLockUpBPs = claimScheduleOf[_claimType].lockUpBPs.length; claimableAmount = _calculateClaimable(usersClaimData[_user][_claimType], _claimType); claimableExpiry = _claimType == ClaimType.WalletRewards ? claimStartDate + _MAX_CLAIM_PERIOD : claimStartDate + _LOCK_UP_SLOT * numOfLockUpBPs * 1 days + _MAX_CLAIM_PERIOD; } /// @notice Get claim info of one eligible NFT after claiming starts /// @param _collectionId Address of the eligible NFT /// @param _tokenId Token ID that the owner owns /// @return claimableAmount Amount of claimable tokens for the NFT /// @return claimableExpiry Timestamp of the claim expiry date for NFT airdrop function getClaimInfoByNFT(uint256 _collectionId, uint256 _tokenId) public view onlyValidClaimSetup onlyValidCollectionId(_collectionId) returns (uint128 claimableAmount, uint256 claimableExpiry) { NFTClaimData memory nftUserClaimData = nftUsersClaimData[_collectionId][_tokenId]; claimableAmount = _calculateNFTClaimable(nftUserClaimData); claimableExpiry = currentNFTUnlockedBP == _BASIS_POINTS ? currentNFTUnlockTimestamp + _MAX_CLAIM_PERIOD : 0; } /// @notice Get rewards claim info of one eligible NFT after claiming starts /// @param _collectionId Address of the eligible NFT /// @param _tokenId Token ID that the owner owns /// @return claimableAmount Amount of claimable tokens for the NFT /// @return claimableExpiry Timestamp of the claim expiry date for NFT rewards function getRewardsClaimInfoByNFT(uint256 _collectionId, uint256 _tokenId) public view onlyValidClaimSetup onlyValidCollectionId(_collectionId) returns (uint128 claimableAmount, uint256 claimableExpiry) { NFTClaimData memory nftUserClaimData = nftUsersClaimData[_collectionId][_tokenId]; claimableAmount = _calculateNFTRewardsClaimable(nftUserClaimData); claimableExpiry = claimStartDate + _MAX_CLAIM_PERIOD; } /// @notice Get total amounts of claimable tokens of multiple tokenIds in one eligible collection after claiming starts /// @param _collectionId ID of NFT collection /// @param _tokenIds Array of all token IDs the owner owns in that collection function getTotalClaimableAmountsByNFTs(uint256 _collectionId, uint256[] calldata _tokenIds) public view returns (uint128 totalClaimable) { for (uint256 i; i < _tokenIds.length; i++) { (uint128 claimable,) = getClaimInfoByNFT(_collectionId, _tokenIds[i]); if (claimable == 0) continue; totalClaimable += claimable; } } /// @notice Get user claim data of multiple tokenIds in multiple eligible collections /// @param _nftCollectionsInfo Array of NFTCollectionInfo with collectionId and tokenId(s) /// @return collectionClaimInfo Array of CollectionClaimData that includes claim data for each tokenId of respective collection function getUserClaimDataByCollections(NFTCollectionInfo[] calldata _nftCollectionsInfo) public view returns (CollectionClaimData[] memory collectionClaimInfo) { uint256 numOfTokenIds; uint256 len = _nftCollectionsInfo.length; for (uint256 i = 0; i < len; i++) { numOfTokenIds += _nftCollectionsInfo[i].tokenIds.length; } collectionClaimInfo = new CollectionClaimData[](numOfTokenIds); uint256 activeId = 0; for (uint256 i; i < len; i++) { uint256 collectionId = _nftCollectionsInfo[i].collectionId; uint256[] memory tokenIds = _nftCollectionsInfo[i].tokenIds; for (uint256 j; j < tokenIds.length; j++) { (uint128 airdropClaimable, uint256 airdropClaimableExpiry) = getClaimInfoByNFT(collectionId, tokenIds[j]); (uint128 rewardsClaimable, uint256 rewardClaimableExpiry) = getRewardsClaimInfoByNFT(collectionId, tokenIds[j]); collectionClaimInfo[activeId++] = CollectionClaimData( collectionId, tokenIds[j], airdropClaimable, airdropClaimableExpiry, nftUsersClaimData[collectionId][tokenIds[j]].airdropTotalClaimable, nftUsersClaimData[collectionId][tokenIds[j]].airdropClaimed, rewardsClaimable, rewardClaimableExpiry, nftUsersClaimData[collectionId][tokenIds[j]].rewardsTotalClaimable, nftUsersClaimData[collectionId][tokenIds[j]].rewardsClaimed ); } } } /// @notice Get the claim schedule of a certain claim type function getClaimSchedule(ClaimType _claimType) public view returns (ClaimSchedule memory) { return claimScheduleOf[_claimType]; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/ContextUpgradeable.sol"; import "../proxy/utils/Initializable.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 OwnableUpgradeable is Initializable, ContextUpgradeable { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ function __Ownable_init() internal onlyInitializing { __Ownable_init_unchained(); } function __Ownable_init_unchained() internal onlyInitializing { _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); } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[49] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (interfaces/draft-IERC1822.sol) pragma solidity ^0.8.0; /** * @dev ERC1822: Universal Upgradeable Proxy Standard (UUPS) documents a method for upgradeability through a simplified * proxy whose upgrades are fully controlled by the current implementation. */ interface IERC1822ProxiableUpgradeable { /** * @dev Returns the storage slot that the proxiable contract assumes is being used to store the implementation * address. * * IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks * bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this * function revert if invoked through a proxy. */ function proxiableUUID() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (interfaces/IERC1967.sol) pragma solidity ^0.8.0; /** * @dev ERC-1967: Proxy Storage Slots. This interface contains the events defined in the ERC. * * _Available since v4.8.3._ */ interface IERC1967Upgradeable { /** * @dev Emitted when the implementation is upgraded. */ event Upgraded(address indexed implementation); /** * @dev Emitted when the admin account has changed. */ event AdminChanged(address previousAdmin, address newAdmin); /** * @dev Emitted when the beacon is changed. */ event BeaconUpgraded(address indexed beacon); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (proxy/beacon/IBeacon.sol) pragma solidity ^0.8.0; /** * @dev This is the interface that {BeaconProxy} expects of its beacon. */ interface IBeaconUpgradeable { /** * @dev Must return an address that can be used as a delegate call target. * * {BeaconProxy} will check that this address is a contract. */ function implementation() external view returns (address); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (proxy/ERC1967/ERC1967Upgrade.sol) pragma solidity ^0.8.2; import "../beacon/IBeaconUpgradeable.sol"; import "../../interfaces/IERC1967Upgradeable.sol"; import "../../interfaces/draft-IERC1822Upgradeable.sol"; import "../../utils/AddressUpgradeable.sol"; import "../../utils/StorageSlotUpgradeable.sol"; import "../utils/Initializable.sol"; /** * @dev This abstract contract provides getters and event emitting update functions for * https://eips.ethereum.org/EIPS/eip-1967[EIP1967] slots. * * _Available since v4.1._ */ abstract contract ERC1967UpgradeUpgradeable is Initializable, IERC1967Upgradeable { function __ERC1967Upgrade_init() internal onlyInitializing { } function __ERC1967Upgrade_init_unchained() internal onlyInitializing { } // This is the keccak-256 hash of "eip1967.proxy.rollback" subtracted by 1 bytes32 private constant _ROLLBACK_SLOT = 0x4910fdfa16fed3260ed0e7147f7cc6da11a60208b5b9406d12a635614ffd9143; /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is * validated in the constructor. */ bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; /** * @dev Returns the current implementation address. */ function _getImplementation() internal view returns (address) { return StorageSlotUpgradeable.getAddressSlot(_IMPLEMENTATION_SLOT).value; } /** * @dev Stores a new address in the EIP1967 implementation slot. */ function _setImplementation(address newImplementation) private { require(AddressUpgradeable.isContract(newImplementation), "ERC1967: new implementation is not a contract"); StorageSlotUpgradeable.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; } /** * @dev Perform implementation upgrade * * Emits an {Upgraded} event. */ function _upgradeTo(address newImplementation) internal { _setImplementation(newImplementation); emit Upgraded(newImplementation); } /** * @dev Perform implementation upgrade with additional setup call. * * Emits an {Upgraded} event. */ function _upgradeToAndCall(address newImplementation, bytes memory data, bool forceCall) internal { _upgradeTo(newImplementation); if (data.length > 0 || forceCall) { AddressUpgradeable.functionDelegateCall(newImplementation, data); } } /** * @dev Perform implementation upgrade with security checks for UUPS proxies, and additional setup call. * * Emits an {Upgraded} event. */ function _upgradeToAndCallUUPS(address newImplementation, bytes memory data, bool forceCall) internal { // Upgrades from old implementations will perform a rollback test. This test requires the new // implementation to upgrade back to the old, non-ERC1822 compliant, implementation. Removing // this special case will break upgrade paths from old UUPS implementation to new ones. if (StorageSlotUpgradeable.getBooleanSlot(_ROLLBACK_SLOT).value) { _setImplementation(newImplementation); } else { try IERC1822ProxiableUpgradeable(newImplementation).proxiableUUID() returns (bytes32 slot) { require(slot == _IMPLEMENTATION_SLOT, "ERC1967Upgrade: unsupported proxiableUUID"); } catch { revert("ERC1967Upgrade: new implementation is not UUPS"); } _upgradeToAndCall(newImplementation, data, forceCall); } } /** * @dev Storage slot with the admin of the contract. * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is * validated in the constructor. */ bytes32 internal constant _ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103; /** * @dev Returns the current admin. */ function _getAdmin() internal view returns (address) { return StorageSlotUpgradeable.getAddressSlot(_ADMIN_SLOT).value; } /** * @dev Stores a new address in the EIP1967 admin slot. */ function _setAdmin(address newAdmin) private { require(newAdmin != address(0), "ERC1967: new admin is the zero address"); StorageSlotUpgradeable.getAddressSlot(_ADMIN_SLOT).value = newAdmin; } /** * @dev Changes the admin of the proxy. * * Emits an {AdminChanged} event. */ function _changeAdmin(address newAdmin) internal { emit AdminChanged(_getAdmin(), newAdmin); _setAdmin(newAdmin); } /** * @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy. * This is bytes32(uint256(keccak256('eip1967.proxy.beacon')) - 1)) and is validated in the constructor. */ bytes32 internal constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50; /** * @dev Returns the current beacon. */ function _getBeacon() internal view returns (address) { return StorageSlotUpgradeable.getAddressSlot(_BEACON_SLOT).value; } /** * @dev Stores a new beacon in the EIP1967 beacon slot. */ function _setBeacon(address newBeacon) private { require(AddressUpgradeable.isContract(newBeacon), "ERC1967: new beacon is not a contract"); require( AddressUpgradeable.isContract(IBeaconUpgradeable(newBeacon).implementation()), "ERC1967: beacon implementation is not a contract" ); StorageSlotUpgradeable.getAddressSlot(_BEACON_SLOT).value = newBeacon; } /** * @dev Perform beacon upgrade with additional setup call. Note: This upgrades the address of the beacon, it does * not upgrade the implementation contained in the beacon (see {UpgradeableBeacon-_setImplementation} for that). * * Emits a {BeaconUpgraded} event. */ function _upgradeBeaconToAndCall(address newBeacon, bytes memory data, bool forceCall) internal { _setBeacon(newBeacon); emit BeaconUpgraded(newBeacon); if (data.length > 0 || forceCall) { AddressUpgradeable.functionDelegateCall(IBeaconUpgradeable(newBeacon).implementation(), data); } } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[50] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (proxy/utils/Initializable.sol) pragma solidity ^0.8.2; import "../../utils/AddressUpgradeable.sol"; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since proxied contracts do not make use of a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * The initialization functions use a version number. Once a version number is used, it is consumed and cannot be * reused. This mechanism prevents re-execution of each "step" but allows the creation of new initialization steps in * case an upgrade adds a module that needs to be initialized. * * For example: * * [.hljs-theme-light.nopadding] * ```solidity * contract MyToken is ERC20Upgradeable { * function initialize() initializer public { * __ERC20_init("MyToken", "MTK"); * } * } * * contract MyTokenV2 is MyToken, ERC20PermitUpgradeable { * function initializeV2() reinitializer(2) public { * __ERC20Permit_init("MyToken"); * } * } * ``` * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. * * [CAUTION] * ==== * Avoid leaving a contract uninitialized. * * An uninitialized contract can be taken over by an attacker. This applies to both a proxy and its implementation * contract, which may impact the proxy. To prevent the implementation contract from being used, you should invoke * the {_disableInitializers} function in the constructor to automatically lock it when it is deployed: * * [.hljs-theme-light.nopadding] * ``` * /// @custom:oz-upgrades-unsafe-allow constructor * constructor() { * _disableInitializers(); * } * ``` * ==== */ abstract contract Initializable { /** * @dev Indicates that the contract has been initialized. * @custom:oz-retyped-from bool */ uint8 private _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool private _initializing; /** * @dev Triggered when the contract has been initialized or reinitialized. */ event Initialized(uint8 version); /** * @dev A modifier that defines a protected initializer function that can be invoked at most once. In its scope, * `onlyInitializing` functions can be used to initialize parent contracts. * * Similar to `reinitializer(1)`, except that functions marked with `initializer` can be nested in the context of a * constructor. * * Emits an {Initialized} event. */ modifier initializer() { bool isTopLevelCall = !_initializing; require( (isTopLevelCall && _initialized < 1) || (!AddressUpgradeable.isContract(address(this)) && _initialized == 1), "Initializable: contract is already initialized" ); _initialized = 1; if (isTopLevelCall) { _initializing = true; } _; if (isTopLevelCall) { _initializing = false; emit Initialized(1); } } /** * @dev A modifier that defines a protected reinitializer function that can be invoked at most once, and only if the * contract hasn't been initialized to a greater version before. In its scope, `onlyInitializing` functions can be * used to initialize parent contracts. * * A reinitializer may be used after the original initialization step. This is essential to configure modules that * are added through upgrades and that require initialization. * * When `version` is 1, this modifier is similar to `initializer`, except that functions marked with `reinitializer` * cannot be nested. If one is invoked in the context of another, execution will revert. * * Note that versions can jump in increments greater than 1; this implies that if multiple reinitializers coexist in * a contract, executing them in the right order is up to the developer or operator. * * WARNING: setting the version to 255 will prevent any future reinitialization. * * Emits an {Initialized} event. */ modifier reinitializer(uint8 version) { require(!_initializing && _initialized < version, "Initializable: contract is already initialized"); _initialized = version; _initializing = true; _; _initializing = false; emit Initialized(version); } /** * @dev Modifier to protect an initialization function so that it can only be invoked by functions with the * {initializer} and {reinitializer} modifiers, directly or indirectly. */ modifier onlyInitializing() { require(_initializing, "Initializable: contract is not initializing"); _; } /** * @dev Locks the contract, preventing any future reinitialization. This cannot be part of an initializer call. * Calling this in the constructor of a contract will prevent that contract from being initialized or reinitialized * to any version. It is recommended to use this to lock implementation contracts that are designed to be called * through proxies. * * Emits an {Initialized} event the first time it is successfully executed. */ function _disableInitializers() internal virtual { require(!_initializing, "Initializable: contract is initializing"); if (_initialized != type(uint8).max) { _initialized = type(uint8).max; emit Initialized(type(uint8).max); } } /** * @dev Returns the highest version that has been initialized. See {reinitializer}. */ function _getInitializedVersion() internal view returns (uint8) { return _initialized; } /** * @dev Returns `true` if the contract is currently initializing. See {onlyInitializing}. */ function _isInitializing() internal view returns (bool) { return _initializing; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (proxy/utils/UUPSUpgradeable.sol) pragma solidity ^0.8.0; import "../../interfaces/draft-IERC1822Upgradeable.sol"; import "../ERC1967/ERC1967UpgradeUpgradeable.sol"; import "./Initializable.sol"; /** * @dev An upgradeability mechanism designed for UUPS proxies. The functions included here can perform an upgrade of an * {ERC1967Proxy}, when this contract is set as the implementation behind such a proxy. * * A security mechanism ensures that an upgrade does not turn off upgradeability accidentally, although this risk is * reinstated if the upgrade retains upgradeability but removes the security mechanism, e.g. by replacing * `UUPSUpgradeable` with a custom implementation of upgrades. * * The {_authorizeUpgrade} function must be overridden to include access restriction to the upgrade mechanism. * * _Available since v4.1._ */ abstract contract UUPSUpgradeable is Initializable, IERC1822ProxiableUpgradeable, ERC1967UpgradeUpgradeable { function __UUPSUpgradeable_init() internal onlyInitializing { } function __UUPSUpgradeable_init_unchained() internal onlyInitializing { } /// @custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment address private immutable __self = address(this); /** * @dev Check that the execution is being performed through a delegatecall call and that the execution context is * a proxy contract with an implementation (as defined in ERC1967) pointing to self. This should only be the case * for UUPS and transparent proxies that are using the current contract as their implementation. Execution of a * function through ERC1167 minimal proxies (clones) would not normally pass this test, but is not guaranteed to * fail. */ modifier onlyProxy() { require(address(this) != __self, "Function must be called through delegatecall"); require(_getImplementation() == __self, "Function must be called through active proxy"); _; } /** * @dev Check that the execution is not being performed through a delegate call. This allows a function to be * callable on the implementing contract but not through proxies. */ modifier notDelegated() { require(address(this) == __self, "UUPSUpgradeable: must not be called through delegatecall"); _; } /** * @dev Implementation of the ERC1822 {proxiableUUID} function. This returns the storage slot used by the * implementation. It is used to validate the implementation's compatibility when performing an upgrade. * * IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks * bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this * function revert if invoked through a proxy. This is guaranteed by the `notDelegated` modifier. */ function proxiableUUID() external view virtual override notDelegated returns (bytes32) { return _IMPLEMENTATION_SLOT; } /** * @dev Upgrade the implementation of the proxy to `newImplementation`. * * Calls {_authorizeUpgrade}. * * Emits an {Upgraded} event. * * @custom:oz-upgrades-unsafe-allow-reachable delegatecall */ function upgradeTo(address newImplementation) public virtual onlyProxy { _authorizeUpgrade(newImplementation); _upgradeToAndCallUUPS(newImplementation, new bytes(0), false); } /** * @dev Upgrade the implementation of the proxy to `newImplementation`, and subsequently execute the function call * encoded in `data`. * * Calls {_authorizeUpgrade}. * * Emits an {Upgraded} event. * * @custom:oz-upgrades-unsafe-allow-reachable delegatecall */ function upgradeToAndCall(address newImplementation, bytes memory data) public payable virtual onlyProxy { _authorizeUpgrade(newImplementation); _upgradeToAndCallUUPS(newImplementation, data, true); } /** * @dev Function that should revert when `msg.sender` is not authorized to upgrade the contract. Called by * {upgradeTo} and {upgradeToAndCall}. * * Normally, this function will use an xref:access.adoc[access control] modifier such as {Ownable-onlyOwner}. * * ```solidity * function _authorizeUpgrade(address) internal override onlyOwner {} * ``` */ function _authorizeUpgrade(address newImplementation) internal virtual; /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[50] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; import "../proxy/utils/Initializable.sol"; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuardUpgradeable is Initializable { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; function __ReentrancyGuard_init() internal onlyInitializing { __ReentrancyGuard_init_unchained(); } function __ReentrancyGuard_init_unchained() internal onlyInitializing { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } /** * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a * `nonReentrant` function in the call stack. */ function _reentrancyGuardEntered() internal view returns (bool) { return _status == _ENTERED; } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[49] private __gap; }
// 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 AddressUpgradeable { /** * @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 v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; import "../proxy/utils/Initializable.sol"; /** * @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 ContextUpgradeable is Initializable { function __Context_init() internal onlyInitializing { } function __Context_init_unchained() internal onlyInitializing { } function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[50] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/StorageSlot.sol) // This file was procedurally generated from scripts/generate/templates/StorageSlot.js. pragma solidity ^0.8.0; /** * @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(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract"); * StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; * } * } * ``` * * _Available since v4.1 for `address`, `bool`, `bytes32`, `uint256`._ * _Available since v4.9 for `string`, `bytes`._ */ library StorageSlotUpgradeable { 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 v4.9.0) (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. */ 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]. */ 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) (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 v4.9.0) (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. Compatible with tokens that require the approval to be set to * 0 before setting it to a non-zero value. */ 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 v4.9.0) (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 pragma solidity ^0.8.18; interface IERC721 { function ownerOf(uint256 tokenId) external view returns (address owner); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.18; import {IERC721} from "./IERC721.sol"; import "../lib/Errors.sol"; import "../lib/Structs.sol"; interface IMemecoinClaim { event UserClaimed(address indexed user, uint128 amount, uint256 claimedAt); event ClaimedInNFTs(address indexed owner, uint128 amount, uint256 claimedAt); event ClaimStatusUpdated(bool claimActive); event UpgraderUpdated(address newUpgrader); event UnclaimedNFTRewardsWithdrawn(uint256 totalWithdrawn, uint256 withdrawnAt); event ClaimTokenDepositedAndClaimStarted(uint256 tokenAmount, uint256 claimStartDate); function claim(address _vault, ClaimType[] calldata _claimTypes) external; function claimInNFTs( address _vault, NFTCollectionClaimRequest[] calldata _nftCollectionClaimRequests, bool _withWalletRewards ) external; function claimFromMulti(address _requester, ClaimType[] calldata _claimTypes) external; function claimInNFTsFromMulti( address _requester, NFTCollectionClaimRequest[] calldata _nftCollectionClaimRequests, bool _withWalletRewards ) external; function setClaimables( address[] calldata _addresses, uint128[] calldata _claimables, ClaimType[] calldata _claimTypes ) external; function setNFTClaimables(NFTClaimable[] calldata _nftClaimables) external; function addNFTUnlockedBPAndSetUnlockTs(uint64 _additionalNFTUnlockedBP, uint128 _newUnlockedBPEffectiveTs) external; function setUnclaimedNFTRewards(uint256 _collectionId, uint128[] calldata _unclaimTokenIds) external; function setRevealedCaptainzClaimable(uint256 _tokenId, uint128 _additionalAirdropTotalClaimable) external; function depositClaimTokenAndStartClaim(uint256 _tokenAmount, uint256 _claimStartDate) external; function withdrawClaimToken(address _receiver, uint256 _amount) external; function withdrawUnclaimedNFTRewards(address _receiver) external; function setClaimSchedules(ClaimType[] calldata _claimTypes, ClaimSchedule[] calldata _claimSchedules) external; function setClaimActive(bool _claimActive) external; function setClaimStartDate(uint256 _claimStartDate) external; function setMultiClaimAddress(address _multiClaim) external; function setUpgrader(address _upgrader) external; function getClaimInfo(address _user, ClaimType _claimType) external returns (uint128 claimableAmount, uint256 claimableExpiry); function getClaimInfoByNFT(uint256 _collectionId, uint256 _tokenId) external returns (uint128 claimableAmount, uint256 claimableExpiry); function getRewardsClaimInfoByNFT(uint256 _collectionId, uint256 _tokenId) external returns (uint128 claimableAmount, uint256 claimableExpiry); function getTotalClaimableAmountsByNFTs(uint256 _collectionId, uint256[] calldata _tokenIds) external returns (uint128 totalClaimable); function getUserClaimDataByCollections(NFTCollectionInfo[] calldata _nftCollectionInfo) external returns (CollectionClaimData[] memory collectionClaimInfo); function getClaimSchedule(ClaimType _claimType) external returns (ClaimSchedule memory); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.18; error ClaimNotAvailable(); error ClaimNotClosed(); error NFTRewardsNotExpired(); error UpgraderRenounced(); error ClaimTokenZeroAddress(); error AlreadyDeposited(); error AlreadyWithdrawn(); error InvalidClaimSetup(); error InvalidWithdrawalSetup(); error InvalidCollectionId(); error InvalidDelegate(); error NoClaimableToken(); error MismatchedArrays(); error Unauthorized(); error Uint128Overflow();
// SPDX-License-Identifier: MIT pragma solidity ^0.8.18; enum ClaimType { WalletRewards, CommunityPresale, PrivatePresale, Ecosystem, Contributors } struct ClaimData { uint128 totalClaimable; uint128 claimed; } struct NFTClaimData { uint128 airdropTotalClaimable; uint128 rewardsTotalClaimable; uint128 airdropClaimed; uint128 rewardsClaimed; } struct ClaimSchedule { uint256 startCycle; uint256[] lockUpBPs; } struct NFTClaimable { uint256 collectionId; uint256 tokenId; uint128 airdropTotalClaimable; uint128 rewardsTotalClaimable; } struct NFTCollectionInfo { uint256 collectionId; uint256[] tokenIds; } struct NFTCollectionClaimRequest { uint256 collectionId; uint256[] tokenIds; bool[] withNFTAirdropList; bool[] withNFTRewardsList; } struct CollectionClaimData { uint256 collectionId; uint256 tokenId; uint128 airdropClaimable; uint256 airdropClaimableExpiry; uint128 airdropTotalClaimable; uint128 airdropClaimed; uint128 rewardsClaimable; uint256 rewardsClaimableExpiry; uint128 rewardsTotalClaimable; uint128 rewardsClaimed; } struct UnclaimedNFTRewards { uint128 lastTokenId; uint128 totalUnclaimed; }
// SPDX-License-Identifier: CC0-1.0 pragma solidity >=0.8.13; /** * @title IDelegateRegistry * @custom:version 2.0 * @custom:author foobar (0xfoobar) * @notice A standalone immutable registry storing delegated permissions from one address to another */ interface IDelegateRegistry { /// @notice Delegation type, NONE is used when a delegation does not exist or is revoked enum DelegationType { NONE, ALL, CONTRACT, ERC721, ERC20, ERC1155 } /// @notice Struct for returning delegations struct Delegation { DelegationType type_; address to; address from; bytes32 rights; address contract_; uint256 tokenId; uint256 amount; } /// @notice Emitted when an address delegates or revokes rights for their entire wallet event DelegateAll(address indexed from, address indexed to, bytes32 rights, bool enable); /// @notice Emitted when an address delegates or revokes rights for a contract address event DelegateContract( address indexed from, address indexed to, address indexed contract_, bytes32 rights, bool enable ); /// @notice Emitted when an address delegates or revokes rights for an ERC721 tokenId event DelegateERC721( address indexed from, address indexed to, address indexed contract_, uint256 tokenId, bytes32 rights, bool enable ); /// @notice Emitted when an address delegates or revokes rights for an amount of ERC20 tokens event DelegateERC20( address indexed from, address indexed to, address indexed contract_, bytes32 rights, uint256 amount ); /// @notice Emitted when an address delegates or revokes rights for an amount of an ERC1155 tokenId event DelegateERC1155( address indexed from, address indexed to, address indexed contract_, uint256 tokenId, bytes32 rights, uint256 amount ); /// @notice Thrown if multicall calldata is malformed error MulticallFailed(); /** * ----------- WRITE ----------- */ /** * @notice Call multiple functions in the current contract and return the data from all of them if they all succeed * @param data The encoded function data for each of the calls to make to this contract * @return results The results from each of the calls passed in via data */ function multicall(bytes[] calldata data) external payable returns (bytes[] memory results); /** * @notice Allow the delegate to act on behalf of `msg.sender` for all contracts * @param to The address to act as delegate * @param rights Specific subdelegation rights granted to the delegate, pass an empty bytestring to encompass all rights * @param enable Whether to enable or disable this delegation, true delegates and false revokes * @return delegationHash The unique identifier of the delegation */ function delegateAll(address to, bytes32 rights, bool enable) external payable returns (bytes32 delegationHash); /** * @notice Allow the delegate to act on behalf of `msg.sender` for a specific contract * @param to The address to act as delegate * @param contract_ The contract whose rights are being delegated * @param rights Specific subdelegation rights granted to the delegate, pass an empty bytestring to encompass all rights * @param enable Whether to enable or disable this delegation, true delegates and false revokes * @return delegationHash The unique identifier of the delegation */ function delegateContract(address to, address contract_, bytes32 rights, bool enable) external payable returns (bytes32 delegationHash); /** * @notice Allow the delegate to act on behalf of `msg.sender` for a specific ERC721 token * @param to The address to act as delegate * @param contract_ The contract whose rights are being delegated * @param tokenId The token id to delegate * @param rights Specific subdelegation rights granted to the delegate, pass an empty bytestring to encompass all rights * @param enable Whether to enable or disable this delegation, true delegates and false revokes * @return delegationHash The unique identifier of the delegation */ function delegateERC721(address to, address contract_, uint256 tokenId, bytes32 rights, bool enable) external payable returns (bytes32 delegationHash); /** * @notice Allow the delegate to act on behalf of `msg.sender` for a specific amount of ERC20 tokens * @dev The actual amount is not encoded in the hash, just the existence of a amount (since it is an upper bound) * @param to The address to act as delegate * @param contract_ The address for the fungible token contract * @param rights Specific subdelegation rights granted to the delegate, pass an empty bytestring to encompass all rights * @param amount The amount to delegate, > 0 delegates and 0 revokes * @return delegationHash The unique identifier of the delegation */ function delegateERC20(address to, address contract_, bytes32 rights, uint256 amount) external payable returns (bytes32 delegationHash); /** * @notice Allow the delegate to act on behalf of `msg.sender` for a specific amount of ERC1155 tokens * @dev The actual amount is not encoded in the hash, just the existence of a amount (since it is an upper bound) * @param to The address to act as delegate * @param contract_ The address of the contract that holds the token * @param tokenId The token id to delegate * @param rights Specific subdelegation rights granted to the delegate, pass an empty bytestring to encompass all rights * @param amount The amount of that token id to delegate, > 0 delegates and 0 revokes * @return delegationHash The unique identifier of the delegation */ function delegateERC1155(address to, address contract_, uint256 tokenId, bytes32 rights, uint256 amount) external payable returns (bytes32 delegationHash); /** * ----------- CHECKS ----------- */ /** * @notice Check if `to` is a delegate of `from` for the entire wallet * @param to The potential delegate address * @param from The potential address who delegated rights * @param rights Specific rights to check for, pass the zero value to ignore subdelegations and check full delegations only * @return valid Whether delegate is granted to act on the from's behalf */ function checkDelegateForAll(address to, address from, bytes32 rights) external view returns (bool); /** * @notice Check if `to` is a delegate of `from` for the specified `contract_` or the entire wallet * @param to The delegated address to check * @param contract_ The specific contract address being checked * @param from The cold wallet who issued the delegation * @param rights Specific rights to check for, pass the zero value to ignore subdelegations and check full delegations only * @return valid Whether delegate is granted to act on from's behalf for entire wallet or that specific contract */ function checkDelegateForContract(address to, address from, address contract_, bytes32 rights) external view returns (bool); /** * @notice Check if `to` is a delegate of `from` for the specific `contract` and `tokenId`, the entire `contract_`, or the entire wallet * @param to The delegated address to check * @param contract_ The specific contract address being checked * @param tokenId The token id for the token to delegating * @param from The wallet that issued the delegation * @param rights Specific rights to check for, pass the zero value to ignore subdelegations and check full delegations only * @return valid Whether delegate is granted to act on from's behalf for entire wallet, that contract, or that specific tokenId */ function checkDelegateForERC721(address to, address from, address contract_, uint256 tokenId, bytes32 rights) external view returns (bool); /** * @notice Returns the amount of ERC20 tokens the delegate is granted rights to act on the behalf of * @param to The delegated address to check * @param contract_ The address of the token contract * @param from The cold wallet who issued the delegation * @param rights Specific rights to check for, pass the zero value to ignore subdelegations and check full delegations only * @return balance The delegated balance, which will be 0 if the delegation does not exist */ function checkDelegateForERC20(address to, address from, address contract_, bytes32 rights) external view returns (uint256); /** * @notice Returns the amount of a ERC1155 tokens the delegate is granted rights to act on the behalf of * @param to The delegated address to check * @param contract_ The address of the token contract * @param tokenId The token id to check the delegated amount of * @param from The cold wallet who issued the delegation * @param rights Specific rights to check for, pass the zero value to ignore subdelegations and check full delegations only * @return balance The delegated balance, which will be 0 if the delegation does not exist */ function checkDelegateForERC1155(address to, address from, address contract_, uint256 tokenId, bytes32 rights) external view returns (uint256); /** * ----------- ENUMERATIONS ----------- */ /** * @notice Returns all enabled delegations a given delegate has received * @param to The address to retrieve delegations for * @return delegations Array of Delegation structs */ function getIncomingDelegations(address to) external view returns (Delegation[] memory delegations); /** * @notice Returns all enabled delegations an address has given out * @param from The address to retrieve delegations for * @return delegations Array of Delegation structs */ function getOutgoingDelegations(address from) external view returns (Delegation[] memory delegations); /** * @notice Returns all hashes associated with enabled delegations an address has received * @param to The address to retrieve incoming delegation hashes for * @return delegationHashes Array of delegation hashes */ function getIncomingDelegationHashes(address to) external view returns (bytes32[] memory delegationHashes); /** * @notice Returns all hashes associated with enabled delegations an address has given out * @param from The address to retrieve outgoing delegation hashes for * @return delegationHashes Array of delegation hashes */ function getOutgoingDelegationHashes(address from) external view returns (bytes32[] memory delegationHashes); /** * @notice Returns the delegations for a given array of delegation hashes * @param delegationHashes is an array of hashes that correspond to delegations * @return delegations Array of Delegation structs, return empty structs for nonexistent or revoked delegations */ function getDelegationsFromHashes(bytes32[] calldata delegationHashes) external view returns (Delegation[] memory delegations); /** * ----------- STORAGE ACCESS ----------- */ /** * @notice Allows external contracts to read arbitrary storage slots */ function readSlot(bytes32 location) external view returns (bytes32); /** * @notice Allows external contracts to read an arbitrary array of storage slots */ function readSlots(bytes32[] calldata locations) external view returns (bytes32[] memory); }
// SPDX-License-Identifier: CC0-1.0 pragma solidity ^0.8.17; /** * @title An immutable registry contract to be deployed as a standalone primitive * @dev See EIP-5639, new project launches can read previous cold wallet -> hot wallet delegations * from here and integrate those permissions into their flow */ interface IDelegationRegistry { /// @notice Delegation type enum DelegationType { NONE, ALL, CONTRACT, TOKEN } /// @notice Info about a single delegation, used for onchain enumeration struct DelegationInfo { DelegationType type_; address vault; address delegate; address contract_; uint256 tokenId; } /// @notice Info about a single contract-level delegation struct ContractDelegation { address contract_; address delegate; } /// @notice Info about a single token-level delegation struct TokenDelegation { address contract_; uint256 tokenId; address delegate; } /// @notice Emitted when a user delegates their entire wallet event DelegateForAll(address vault, address delegate, bool value); /// @notice Emitted when a user delegates a specific contract event DelegateForContract(address vault, address delegate, address contract_, bool value); /// @notice Emitted when a user delegates a specific token event DelegateForToken(address vault, address delegate, address contract_, uint256 tokenId, bool value); /// @notice Emitted when a user revokes all delegations event RevokeAllDelegates(address vault); /// @notice Emitted when a user revoes all delegations for a given delegate event RevokeDelegate(address vault, address delegate); /** * ----------- WRITE ----------- */ /** * @notice Allow the delegate to act on your behalf for all contracts * @param delegate The hotwallet to act on your behalf * @param value Whether to enable or disable delegation for this address, true for setting and false for revoking */ function delegateForAll(address delegate, bool value) external; /** * @notice Allow the delegate to act on your behalf for a specific contract * @param delegate The hotwallet to act on your behalf * @param contract_ The address for the contract you're delegating * @param value Whether to enable or disable delegation for this address, true for setting and false for revoking */ function delegateForContract(address delegate, address contract_, bool value) external; /** * @notice Allow the delegate to act on your behalf for a specific token * @param delegate The hotwallet to act on your behalf * @param contract_ The address for the contract you're delegating * @param tokenId The token id for the token you're delegating * @param value Whether to enable or disable delegation for this address, true for setting and false for revoking */ function delegateForToken(address delegate, address contract_, uint256 tokenId, bool value) external; /** * @notice Revoke all delegates */ function revokeAllDelegates() external; /** * @notice Revoke a specific delegate for all their permissions * @param delegate The hotwallet to revoke */ function revokeDelegate(address delegate) external; /** * @notice Remove yourself as a delegate for a specific vault * @param vault The vault which delegated to the msg.sender, and should be removed */ function revokeSelf(address vault) external; /** * ----------- READ ----------- */ /** * @notice Returns all active delegations a given delegate is able to claim on behalf of * @param delegate The delegate that you would like to retrieve delegations for * @return info Array of DelegationInfo structs */ function getDelegationsByDelegate(address delegate) external view returns (DelegationInfo[] memory); /** * @notice Returns an array of wallet-level delegates for a given vault * @param vault The cold wallet who issued the delegation * @return addresses Array of wallet-level delegates for a given vault */ function getDelegatesForAll(address vault) external view returns (address[] memory); /** * @notice Returns an array of contract-level delegates for a given vault and contract * @param vault The cold wallet who issued the delegation * @param contract_ The address for the contract you're delegating * @return addresses Array of contract-level delegates for a given vault and contract */ function getDelegatesForContract(address vault, address contract_) external view returns (address[] memory); /** * @notice Returns an array of contract-level delegates for a given vault's token * @param vault The cold wallet who issued the delegation * @param contract_ The address for the contract holding the token * @param tokenId The token id for the token you're delegating * @return addresses Array of contract-level delegates for a given vault's token */ function getDelegatesForToken(address vault, address contract_, uint256 tokenId) external view returns (address[] memory); /** * @notice Returns all contract-level delegations for a given vault * @param vault The cold wallet who issued the delegations * @return delegations Array of ContractDelegation structs */ function getContractLevelDelegations(address vault) external view returns (ContractDelegation[] memory delegations); /** * @notice Returns all token-level delegations for a given vault * @param vault The cold wallet who issued the delegations * @return delegations Array of TokenDelegation structs */ function getTokenLevelDelegations(address vault) external view returns (TokenDelegation[] memory delegations); /** * @notice Returns true if the address is delegated to act on the entire vault * @param delegate The hotwallet to act on your behalf * @param vault The cold wallet who issued the delegation */ function checkDelegateForAll(address delegate, address vault) external view returns (bool); /** * @notice Returns true if the address is delegated to act on your behalf for a token contract or an entire vault * @param delegate The hotwallet to act on your behalf * @param contract_ The address for the contract you're delegating * @param vault The cold wallet who issued the delegation */ function checkDelegateForContract(address delegate, address vault, address contract_) external view returns (bool); /** * @notice Returns true if the address is delegated to act on your behalf for a specific token, the token's contract or an entire vault * @param delegate The hotwallet to act on your behalf * @param contract_ The address for the contract you're delegating * @param tokenId The token id for the token you're delegating * @param vault The cold wallet who issued the delegation */ function checkDelegateForToken(address delegate, address vault, address contract_, uint256 tokenId) external view returns (bool); }
{ "evmVersion": "shanghai", "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "metadata": { "useLiteralContent": true }, "libraries": {} }
Contract Security Audit
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[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AlreadyDeposited","type":"error"},{"inputs":[],"name":"AlreadyWithdrawn","type":"error"},{"inputs":[],"name":"ClaimNotAvailable","type":"error"},{"inputs":[],"name":"ClaimNotClosed","type":"error"},{"inputs":[],"name":"ClaimTokenZeroAddress","type":"error"},{"inputs":[],"name":"InvalidClaimSetup","type":"error"},{"inputs":[],"name":"InvalidCollectionId","type":"error"},{"inputs":[],"name":"InvalidDelegate","type":"error"},{"inputs":[],"name":"InvalidWithdrawalSetup","type":"error"},{"inputs":[],"name":"MismatchedArrays","type":"error"},{"inputs":[],"name":"NFTRewardsNotExpired","type":"error"},{"inputs":[],"name":"NoClaimableToken","type":"error"},{"inputs":[],"name":"Uint128Overflow","type":"error"},{"inputs":[],"name":"Unauthorized","type":"error"},{"inputs":[],"name":"UpgraderRenounced","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"claimActive","type":"bool"}],"name":"ClaimStatusUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tokenAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"claimStartDate","type":"uint256"}],"name":"ClaimTokenDepositedAndClaimStarted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":false,"internalType":"uint128","name":"amount","type":"uint128"},{"indexed":false,"internalType":"uint256","name":"claimedAt","type":"uint256"}],"name":"ClaimedInNFTs","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint8","name":"version","type":"uint8"}],"name":"Initialized","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":false,"internalType":"uint256","name":"totalWithdrawn","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"withdrawnAt","type":"uint256"}],"name":"UnclaimedNFTRewardsWithdrawn","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"newUpgrader","type":"address"}],"name":"UpgraderUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint128","name":"amount","type":"uint128"},{"indexed":false,"internalType":"uint256","name":"claimedAt","type":"uint256"}],"name":"UserClaimed","type":"event"},{"inputs":[{"internalType":"uint64","name":"_additionalNFTUnlockedBP","type":"uint64"},{"internalType":"uint128","name":"_newUnlockTimestamp","type":"uint128"}],"name":"addNFTUnlockedBPAndSetUnlockTs","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_vault","type":"address"},{"internalType":"enum ClaimType[]","name":"_claimTypes","type":"uint8[]"}],"name":"claim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"claimActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_requester","type":"address"},{"internalType":"enum ClaimType[]","name":"_claimTypes","type":"uint8[]"}],"name":"claimFromMulti","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_vault","type":"address"},{"components":[{"internalType":"uint256","name":"collectionId","type":"uint256"},{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"},{"internalType":"bool[]","name":"withNFTAirdropList","type":"bool[]"},{"internalType":"bool[]","name":"withNFTRewardsList","type":"bool[]"}],"internalType":"struct NFTCollectionClaimRequest[]","name":"_nftCollectionClaimRequests","type":"tuple[]"},{"internalType":"bool","name":"_withWalletRewards","type":"bool"}],"name":"claimInNFTs","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_requester","type":"address"},{"components":[{"internalType":"uint256","name":"collectionId","type":"uint256"},{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"},{"internalType":"bool[]","name":"withNFTAirdropList","type":"bool[]"},{"internalType":"bool[]","name":"withNFTRewardsList","type":"bool[]"}],"internalType":"struct NFTCollectionClaimRequest[]","name":"_nftCollectionClaimRequests","type":"tuple[]"},{"internalType":"bool","name":"_withWalletRewards","type":"bool"}],"name":"claimInNFTsFromMulti","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum ClaimType","name":"claimType","type":"uint8"}],"name":"claimScheduleOf","outputs":[{"internalType":"uint256","name":"startCycle","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claimStartDate","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claimToken","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claimTokenDeposited","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"currentNFTUnlockTimestamp","outputs":[{"internalType":"uint128","name":"","type":"uint128"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"currentNFTUnlockedBP","outputs":[{"internalType":"uint64","name":"","type":"uint64"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"dc","outputs":[{"internalType":"contract IDelegationRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"dcV2","outputs":[{"internalType":"contract IDelegateRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenAmount","type":"uint256"},{"internalType":"uint256","name":"_claimStartDate","type":"uint256"}],"name":"depositClaimTokenAndStartClaim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_user","type":"address"},{"internalType":"enum ClaimType","name":"_claimType","type":"uint8"}],"name":"getClaimInfo","outputs":[{"internalType":"uint128","name":"claimableAmount","type":"uint128"},{"internalType":"uint256","name":"claimableExpiry","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_collectionId","type":"uint256"},{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"getClaimInfoByNFT","outputs":[{"internalType":"uint128","name":"claimableAmount","type":"uint128"},{"internalType":"uint256","name":"claimableExpiry","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"enum ClaimType","name":"_claimType","type":"uint8"}],"name":"getClaimSchedule","outputs":[{"components":[{"internalType":"uint256","name":"startCycle","type":"uint256"},{"internalType":"uint256[]","name":"lockUpBPs","type":"uint256[]"}],"internalType":"struct ClaimSchedule","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_collectionId","type":"uint256"},{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"getRewardsClaimInfoByNFT","outputs":[{"internalType":"uint128","name":"claimableAmount","type":"uint128"},{"internalType":"uint256","name":"claimableExpiry","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_collectionId","type":"uint256"},{"internalType":"uint256[]","name":"_tokenIds","type":"uint256[]"}],"name":"getTotalClaimableAmountsByNFTs","outputs":[{"internalType":"uint128","name":"totalClaimable","type":"uint128"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"uint256","name":"collectionId","type":"uint256"},{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"internalType":"struct NFTCollectionInfo[]","name":"_nftCollectionsInfo","type":"tuple[]"}],"name":"getUserClaimDataByCollections","outputs":[{"components":[{"internalType":"uint256","name":"collectionId","type":"uint256"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint128","name":"airdropClaimable","type":"uint128"},{"internalType":"uint256","name":"airdropClaimableExpiry","type":"uint256"},{"internalType":"uint128","name":"airdropTotalClaimable","type":"uint128"},{"internalType":"uint128","name":"airdropClaimed","type":"uint128"},{"internalType":"uint128","name":"rewardsClaimable","type":"uint128"},{"internalType":"uint256","name":"rewardsClaimableExpiry","type":"uint256"},{"internalType":"uint128","name":"rewardsTotalClaimable","type":"uint128"},{"internalType":"uint128","name":"rewardsClaimed","type":"uint128"}],"internalType":"struct CollectionClaimData[]","name":"collectionClaimInfo","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_claimTokenAddress","type":"address"},{"internalType":"address","name":"_mvpAddress","type":"address"},{"internalType":"address","name":"_captainzAddress","type":"address"},{"internalType":"address","name":"_potatozAddress","type":"address"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"multiClaim","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"nftCollections","outputs":[{"internalType":"contract IERC721","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"collectionId","type":"uint256"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"nftUsersClaimData","outputs":[{"internalType":"uint128","name":"airdropTotalClaimable","type":"uint128"},{"internalType":"uint128","name":"rewardsTotalClaimable","type":"uint128"},{"internalType":"uint128","name":"airdropClaimed","type":"uint128"},{"internalType":"uint128","name":"rewardsClaimed","type":"uint128"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"previousNFTUnlockedBP","outputs":[{"internalType":"uint64","name":"","type":"uint64"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxiableUUID","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceUpgrader","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_claimActive","type":"bool"}],"name":"setClaimActive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum ClaimType[]","name":"_claimTypes","type":"uint8[]"},{"components":[{"internalType":"uint256","name":"startCycle","type":"uint256"},{"internalType":"uint256[]","name":"lockUpBPs","type":"uint256[]"}],"internalType":"struct ClaimSchedule[]","name":"_claimSchedules","type":"tuple[]"}],"name":"setClaimSchedules","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_claimStartDate","type":"uint256"}],"name":"setClaimStartDate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"_addresses","type":"address[]"},{"internalType":"uint128[]","name":"_claimables","type":"uint128[]"},{"internalType":"enum ClaimType[]","name":"_claimTypes","type":"uint8[]"}],"name":"setClaimables","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_multiClaim","type":"address"}],"name":"setMultiClaimAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"uint256","name":"collectionId","type":"uint256"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint128","name":"airdropTotalClaimable","type":"uint128"},{"internalType":"uint128","name":"rewardsTotalClaimable","type":"uint128"}],"internalType":"struct NFTClaimable[]","name":"_nftClaimables","type":"tuple[]"}],"name":"setNFTClaimables","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint128","name":"_additionalAirdropTotalClaimable","type":"uint128"}],"name":"setRevealedCaptainzClaimable","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_collectionId","type":"uint256"},{"internalType":"uint128[]","name":"_unclaimTokenIds","type":"uint128[]"}],"name":"setUnclaimedNFTRewards","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_upgrader","type":"address"}],"name":"setUpgrader","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unclaimedNFTRewardsWithdrawn","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"collectionId","type":"uint256"}],"name":"unclaimedNftRewards","outputs":[{"internalType":"uint128","name":"lastTokenId","type":"uint128"},{"internalType":"uint128","name":"totalUnclaimed","type":"uint128"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"upgrader","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"upgraderRenounced","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"userAddress","type":"address"},{"internalType":"enum ClaimType","name":"claimType","type":"uint8"}],"name":"usersClaimData","outputs":[{"internalType":"uint128","name":"totalClaimable","type":"uint128"},{"internalType":"uint128","name":"claimed","type":"uint128"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_receiver","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdrawClaimToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_receiver","type":"address"}],"name":"withdrawUnclaimedNFTRewards","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Deployed Bytecode
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Multichain Portfolio | 30 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
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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.