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Latest 11 from a total of 11 transactions
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Add Collateral | 4274851 | 78 days 12 hrs ago | IN | 0 ETH | 0.00038377 | ||||
Add Collateral | 4274839 | 78 days 12 hrs ago | IN | 0 ETH | 0.0000894 | ||||
Add Collateral | 4274832 | 78 days 12 hrs ago | IN | 0 ETH | 0.00008261 | ||||
Add Collateral | 4274812 | 78 days 12 hrs ago | IN | 0 ETH | 0.00009317 | ||||
Wrap | 4272330 | 78 days 21 hrs ago | IN | 0 ETH | 0.00117259 | ||||
Wrap | 4238539 | 84 days 3 hrs ago | IN | 0 ETH | 0 | ||||
Set Checker Addr... | 4238317 | 84 days 4 hrs ago | IN | 0 ETH | 0 | ||||
Set Trusted Addr... | 4238316 | 84 days 4 hrs ago | IN | 0 ETH | 0 | ||||
Set White List | 4238315 | 84 days 4 hrs ago | IN | 0 ETH | 0 | ||||
Set WNFT Id | 4238314 | 84 days 4 hrs ago | IN | 0 ETH | 0 | ||||
0x60806040 | 4238311 | 84 days 4 hrs ago | IN | Create: WrapperRemovableAdvanced | 0 ETH | 0 |
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Contract Name:
WrapperRemovableAdvanced
Compiler Version
v0.8.19+commit.7dd6d404
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT // ENVELOP(NIFTSY) protocol V1 for NFT. import "WrapperBaseV1.sol"; import "IWrapperRemovable.sol"; import "IChecker.sol"; pragma solidity 0.8.19; contract WrapperRemovableAdvanced is WrapperBaseV1, IWrapperRemovable { IChecker public checker; error UnSupported(); constructor (address _erc20) WrapperBaseV1(_erc20) { } function wrap( ETypes.INData calldata _inData, ETypes.AssetItem[] calldata _collateral, address _wrappFor ) public override(WrapperBaseV1, IWrapper) payable //onlyTrusted nonReentrant returns (ETypes.AssetItem memory) { checker.isWrapEnabled( msg.sender, _inData, _collateral, _wrappFor ); // 1. take original if not EMPTY wrap if (_inData.inAsset.asset.assetType != ETypes.AssetType.EMPTY) { _transfer(_inData.inAsset, _inData.unWrapDestination, address(this)); } // 2. Mint wNFT _mintNFT( _inData.outType, // what will be minted instead of wrapping asset lastWNFTId[_inData.outType].contractAddress, // wNFT contract address _wrappFor, // wNFT receiver (1st owner) lastWNFTId[_inData.outType].tokenId + 1, _inData.outBalance // wNFT tokenId ); lastWNFTId[_inData.outType].tokenId += 1; //Save just minted id // 4. Safe wNFT info _saveWNFTinfo( lastWNFTId[_inData.outType].contractAddress, lastWNFTId[_inData.outType].tokenId, _inData ); // 5. Add collateral _addCollateral( lastWNFTId[_inData.outType].contractAddress, lastWNFTId[_inData.outType].tokenId, _collateral ); emit WrappedV1( _inData.inAsset.asset.contractAddress, // inAssetAddress lastWNFTId[_inData.outType].contractAddress, // outAssetAddress _inData.inAsset.tokenId, // inAssetTokenId lastWNFTId[_inData.outType].tokenId, // outTokenId _wrappFor, // wnftFirstOwner msg.value, // nativeCollateralAmount _inData.rules // rules ); return ETypes.AssetItem( ETypes.Asset(_inData.outType, lastWNFTId[_inData.outType].contractAddress), lastWNFTId[_inData.outType].tokenId, _inData.outBalance ); } function removeERC20Collateral( address _wNFTAddress, uint256 _wNFTTokenId, address _collateralAddress ) external { revert UnSupported(); } /** * @dev Function implement remove collateral logic * enabled for address from royalties array * * @param _wNFTAddress address of wNFT contract * @param _wNFTTokenId id of wNFT * @param _collateralAddress asset address for remove * @param _removeAmount amount for remove * @return _removedValue actualy removed amount */ function removeERC20CollateralAmount( address _wNFTAddress, uint256 _wNFTTokenId, address _collateralAddress, uint256 _removeAmount ) public nonReentrant returns (uint256 _removedValue) { checker.isRemoveEnabled( msg.sender, _wNFTAddress, _wNFTTokenId, _collateralAddress, _removeAmount ); (uint256 removeBalance, uint256 removeIndex) = getCollateralBalanceAndIndex( _wNFTAddress, _wNFTTokenId, ETypes.AssetType(2), _collateralAddress, 0 ); require(removeBalance >= _removeAmount, 'Amount exceed balance'); // TODO replace with internal for case update record //wrappedTokens[_wNFTAddress][_wNFTTokenId].fees.push(Fee(0x04,_collateralAddress,_removeAmount)); wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[removeIndex].amount -= _removeAmount; emit CollateralRemoved( _wNFTAddress, _wNFTTokenId, 2, _collateralAddress, 0, _removeAmount ); // remove collateral _removedValue = _transferSafe( ETypes.AssetItem( ETypes.Asset(ETypes.AssetType.ERC20, _collateralAddress), 0, _removeAmount ), address(this), msg.sender ); } ///////////////////////////////////////////////////////////////////// // Admin functions // ///////////////////////////////////////////////////////////////////// function setTrustedAddress(address _operator, bool _status) public onlyOwner { } function setCheckerAddress(address _checker) public onlyOwner { checker = IChecker(_checker); } }
// SPDX-License-Identifier: MIT // ENVELOP(NIFTSY) protocol V1 for NFT. Wrapper - main protocol contract pragma solidity 0.8.19; import "Ownable.sol"; import "ERC721Holder.sol"; import "ERC1155Holder.sol"; import "ReentrancyGuard.sol"; import "IFeeRoyaltyModel.sol"; import "IWrapper.sol"; import "IAdvancedWhiteList.sol"; import "TokenService.sol"; // #### Envelop ProtocolV1 Rules // 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 <= Bit number(dec) // ------------------------------------------------------------------------------------ // 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 // | | | | | | | | | | | | | | | | // | | | | | | | | | | | | | | | +-No_Unwrap // | | | | | | | | | | | | | | +-No_Wrap // | | | | | | | | | | | | | +-No_Transfer // | | | | | | | | | | | | +-No_Collateral // | | | | | | | | | | | +-reserved_core // | | | | | | | | | | +-reserved_core // | | | | | | | | | +-reserved_core // | | | | | | | | +-reserved_core // | | | | | | | | // | | | | | | | | // +----+----+----+----+----+---+---+ // for use in extendings /** * @title Non-Fungible Token Wrapper * @dev Make wraping for existing ERC721 & ERC1155 and empty */ contract WrapperBaseV1 is ReentrancyGuard, ERC721Holder, ERC1155Holder, IWrapper, TokenService, Ownable { uint256 public MAX_COLLATERAL_SLOTS = 25; address public protocolTechToken; address public protocolWhiteList; // Map from wrapping asset type to wnft contract address and last minted id mapping(ETypes.AssetType => ETypes.NFTItem) public lastWNFTId; // Map from wNFT address to it's type (721, 1155) mapping(address => ETypes.AssetType) public wnftTypes; // Map from wrapped token address and id => wNFT record mapping(address => mapping(uint256 => ETypes.WNFT)) internal wrappedTokens; constructor(address _erc20) { require(_erc20 != address(0), "ProtocolTechToken cant be zero value"); protocolTechToken = _erc20; // This because default trnaferFe moddel included in techToken code IFeeRoyaltyModel(protocolTechToken).registerModel(); } function wrap( ETypes.INData calldata _inData, ETypes.AssetItem[] calldata _collateral, address _wrappFor ) public virtual payable nonReentrant returns (ETypes.AssetItem memory) { // 0. Check assetIn asset require(_checkWrap(_inData,_wrappFor), "Wrap check fail" ); // 1. Take users inAsset if ( _inData.inAsset.asset.assetType != ETypes.AssetType.NATIVE && _inData.inAsset.asset.assetType != ETypes.AssetType.EMPTY ) { require( _mustTransfered(_inData.inAsset) == _transferSafe( _inData.inAsset, msg.sender, address(this) ), "Suspicious asset for wrap" ); } // 2. Mint wNFT lastWNFTId[_inData.outType].tokenId += 1; //Save just will minted id _mintNFT( _inData.outType, // what will be minted instead of wrapping asset lastWNFTId[_inData.outType].contractAddress, // wNFT contract address _wrappFor, // wNFT receiver (1st owner) lastWNFTId[_inData.outType].tokenId, _inData.outBalance // wNFT tokenId ); // 3. Safe wNFT info _saveWNFTinfo( lastWNFTId[_inData.outType].contractAddress, lastWNFTId[_inData.outType].tokenId, _inData ); addCollateral( lastWNFTId[_inData.outType].contractAddress, lastWNFTId[_inData.outType].tokenId, _collateral ); // Charge Fee Hook // There is No Any Fees in Protocol // So this hook can be used in b2b extensions of Envelop Protocol // 0x02 - feeType for WrapFee _chargeFees( lastWNFTId[_inData.outType].contractAddress, lastWNFTId[_inData.outType].tokenId, msg.sender, address(this), 0x02 ); emit WrappedV1( _inData.inAsset.asset.contractAddress, // inAssetAddress lastWNFTId[_inData.outType].contractAddress, // outAssetAddress _inData.inAsset.tokenId, // inAssetTokenId lastWNFTId[_inData.outType].tokenId, // outTokenId _wrappFor, // wnftFirstOwner msg.value, // nativeCollateralAmount _inData.rules // rules ); return ETypes.AssetItem( ETypes.Asset(_inData.outType, lastWNFTId[_inData.outType].contractAddress), lastWNFTId[_inData.outType].tokenId, _inData.outBalance ); } function addCollateral( address _wNFTAddress, uint256 _wNFTTokenId, ETypes.AssetItem[] calldata _collateral ) public payable virtual { if (_collateral.length > 0 || msg.value > 0) { require( _checkAddCollateral( _wNFTAddress, _wNFTTokenId, _collateral ), "Forbidden add collateral" ); _addCollateral( _wNFTAddress, _wNFTTokenId, _collateral ); } } function unWrap(address _wNFTAddress, uint256 _wNFTTokenId) external virtual { unWrap(wnftTypes[_wNFTAddress], _wNFTAddress, _wNFTTokenId, false); } function unWrap( ETypes.AssetType _wNFTType, address _wNFTAddress, uint256 _wNFTTokenId ) external virtual { unWrap(_wNFTType, _wNFTAddress, _wNFTTokenId, false); } function unWrap( ETypes.AssetType _wNFTType, address _wNFTAddress, uint256 _wNFTTokenId, bool _isEmergency ) public virtual { // 1. Check core protocol logic: // - who and what possible to unwrap (address burnFor, uint256 burnBalance) = _checkCoreUnwrap(_wNFTType, _wNFTAddress, _wNFTTokenId); // 2. Check locks = move to _checkUnwrap require( _checkLocks(_wNFTAddress, _wNFTTokenId) ); // 3. Charge Fee Hook // There is No Any Fees in Protocol // So this hook can be used in b2b extensions of Envelop Protocol // 0x03 - feeType for UnWrapFee // _chargeFees(_wNFTAddress, _wNFTTokenId, msg.sender, address(this), 0x03); (uint256 nativeCollateralAmount, ) = getCollateralBalanceAndIndex( _wNFTAddress, _wNFTTokenId, ETypes.AssetType.NATIVE, address(0), 0 ); /////////////////////////////////////////////// /// Place for hook //// /////////////////////////////////////////////// // 4. Safe return collateral to appropriate benificiary if (!_beforeUnWrapHook(_wNFTAddress, _wNFTTokenId, _isEmergency)) { return; } // 5. BurnWNFT _burnNFT( _wNFTType, _wNFTAddress, burnFor, // msg.sender, _wNFTTokenId, burnBalance ); emit UnWrappedV1( _wNFTAddress, wrappedTokens[_wNFTAddress][_wNFTTokenId].inAsset.asset.contractAddress, _wNFTTokenId, wrappedTokens[_wNFTAddress][_wNFTTokenId].inAsset.tokenId, wrappedTokens[_wNFTAddress][_wNFTTokenId].unWrapDestination, nativeCollateralAmount, // TODO Check GAS wrappedTokens[_wNFTAddress][_wNFTTokenId].rules ); } function chargeFees( address _wNFTAddress, uint256 _wNFTTokenId, address _from, address _to, bytes1 _feeType ) public virtual returns (bool charged) { //TODO only wNFT contract can execute this(=charge fee) require(msg.sender == _wNFTAddress || msg.sender == address(this), "Only for wNFT or wrapper" ); require(_chargeFees(_wNFTAddress, _wNFTTokenId, _from, _to, _feeType), "Fee charge fail" ); charged = true; } ///////////////////////////////////////////////////////////////////// // Admin functions // ///////////////////////////////////////////////////////////////////// function setWNFTId( ETypes.AssetType _assetOutType, address _wnftContract, uint256 _tokenId ) external onlyOwner { require(_wnftContract != address(0), "No zero address"); lastWNFTId[_assetOutType] = ETypes.NFTItem(_wnftContract, _tokenId); wnftTypes[_wnftContract] = _assetOutType; } function setWhiteList(address _wlAddress) external onlyOwner { protocolWhiteList = _wlAddress; } ///////////////////////////////////////////////////////////////////// function getWrappedToken(address _wNFTAddress, uint256 _wNFTTokenId) public view returns (ETypes.WNFT memory) { return wrappedTokens[_wNFTAddress][_wNFTTokenId]; } function getOriginalURI(address _wNFTAddress, uint256 _wNFTTokenId) public view returns(string memory uri_) { ETypes.AssetItem memory _wnftInAsset = getWrappedToken( _wNFTAddress, _wNFTTokenId ).inAsset; if (_wnftInAsset.asset.assetType == ETypes.AssetType.ERC721) { uri_ = IERC721Metadata(_wnftInAsset.asset.contractAddress).tokenURI(_wnftInAsset.tokenId); } else if (_wnftInAsset.asset.assetType == ETypes.AssetType.ERC1155) { uri_ = IERC1155MetadataURI(_wnftInAsset.asset.contractAddress).uri(_wnftInAsset.tokenId); } else { uri_ = ''; } } function getCollateralBalanceAndIndex( address _wNFTAddress, uint256 _wNFTTokenId, ETypes.AssetType _collateralType, address _erc, uint256 _tokenId ) public view returns (uint256, uint256) { for (uint256 i = 0; i < wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral.length; i ++) { if (wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i].asset.contractAddress == _erc && wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i].tokenId == _tokenId && wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i].asset.assetType == _collateralType ) { return (wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i].amount, i); } } } ///////////////////////////////////////////////////////////////////// // Internals // ///////////////////////////////////////////////////////////////////// function _saveWNFTinfo( address wNFTAddress, uint256 tokenId, ETypes.INData calldata _inData ) internal virtual { wrappedTokens[wNFTAddress][tokenId].inAsset = _inData.inAsset; // We will use _inData.unWrapDestination ONLY for RENT implementation // wrappedTokens[wNFTAddress][tokenId].unWrapDestination = _inData.unWrapDestination; wrappedTokens[wNFTAddress][tokenId].unWrapDestination = address(0); wrappedTokens[wNFTAddress][tokenId].rules = _inData.rules; // Copying of type struct ETypes.Fee memory[] // memory to storage not yet supported. for (uint256 i = 0; i < _inData.fees.length; i ++) { wrappedTokens[wNFTAddress][tokenId].fees.push(_inData.fees[i]); } for (uint256 i = 0; i < _inData.locks.length; i ++) { wrappedTokens[wNFTAddress][tokenId].locks.push(_inData.locks[i]); } for (uint256 i = 0; i < _inData.royalties.length; i ++) { wrappedTokens[wNFTAddress][tokenId].royalties.push(_inData.royalties[i]); } } function _addCollateral( address _wNFTAddress, uint256 _wNFTTokenId, ETypes.AssetItem[] calldata _collateral ) internal virtual { // Process Native Colleteral if (msg.value > 0) { _updateCollateralInfo( _wNFTAddress, _wNFTTokenId, ETypes.AssetItem( ETypes.Asset(ETypes.AssetType.NATIVE, address(0)), 0, msg.value ) ); emit CollateralAdded( _wNFTAddress, _wNFTTokenId, uint8(ETypes.AssetType.NATIVE), address(0), 0, msg.value ); } // Process Token Colleteral for (uint256 i = 0; i <_collateral.length; i ++) { if (_collateral[i].asset.assetType != ETypes.AssetType.NATIVE) { // Check WhiteList Logic if (protocolWhiteList != address(0)) { require( IAdvancedWhiteList(protocolWhiteList).enabledForCollateral( _collateral[i].asset.contractAddress), "WL:Some assets are not enabled for collateral" ); } require( _mustTransfered(_collateral[i]) == _transferSafe( _collateral[i], msg.sender, address(this) ), "Suspicious asset for wrap" ); _updateCollateralInfo( _wNFTAddress, _wNFTTokenId, _collateral[i] ); emit CollateralAdded( _wNFTAddress, _wNFTTokenId, uint8(_collateral[i].asset.assetType), _collateral[i].asset.contractAddress, _collateral[i].tokenId, _collateral[i].amount ); } } } function _updateCollateralInfo( address _wNFTAddress, uint256 _wNFTTokenId, ETypes.AssetItem memory collateralItem ) internal virtual { ///////////////////////////////////////// // ERC20 & NATIVE Collateral /// ///////////////////////////////////////// if (collateralItem.asset.assetType == ETypes.AssetType.ERC20 || collateralItem.asset.assetType == ETypes.AssetType.NATIVE) { require(collateralItem.tokenId == 0, "TokenId must be zero"); } ///////////////////////////////////////// // ERC1155 Collateral /// // ///////////////////////////////////////// // if (collateralItem.asset.assetType == ETypes.AssetType.ERC1155) { // No need special checks // } ///////////////////////////////////////// // ERC721 Collateral /// ///////////////////////////////////////// if (collateralItem.asset.assetType == ETypes.AssetType.ERC721 ) { require(collateralItem.amount == 0, "Amount must be zero"); } ///////////////////////////////////////// if (wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral.length == 0 || collateralItem.asset.assetType == ETypes.AssetType.ERC721 ) { // First record in collateral or 721 _newCollateralItem(_wNFTAddress,_wNFTTokenId,collateralItem); } else { // length > 0 (, uint256 _index) = getCollateralBalanceAndIndex( _wNFTAddress, _wNFTTokenId, collateralItem.asset.assetType, collateralItem.asset.contractAddress, collateralItem.tokenId ); if (_index > 0 || (_index == 0 && wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[0].asset.contractAddress == collateralItem.asset.contractAddress ) ) { // We dont need addition if for erc721 because for erc721 _amnt always be zero wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[_index].amount += collateralItem.amount; } else { // _index == 0 && and no this token record yet _newCollateralItem(_wNFTAddress,_wNFTTokenId,collateralItem); } } } function _newCollateralItem( address _wNFTAddress, uint256 _wNFTTokenId, ETypes.AssetItem memory collateralItem ) internal virtual { require( wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral.length < MAX_COLLATERAL_SLOTS, "Too much tokens in collateral" ); for (uint256 i = 0; i < wrappedTokens[_wNFTAddress][_wNFTTokenId].locks.length; i ++) { // Personal Collateral count Lock check if (wrappedTokens[_wNFTAddress][_wNFTTokenId].locks[i].lockType == 0x02) { require( wrappedTokens[_wNFTAddress][_wNFTTokenId].locks[i].param >= (wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral.length + 1), "Too much collateral slots for this wNFT" ); } } wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral.push(collateralItem); } function _chargeFees( address _wNFTAddress, uint256 _wNFTTokenId, address _from, address _to, bytes1 _feeType ) internal virtual returns (bool _charged) { if (_feeType == 0x00) {// Transfer fee for (uint256 i = 0; i < wrappedTokens[_wNFTAddress][_wNFTTokenId].fees.length; i ++){ ///////////////////////////////////////// // For Transfer Fee -0x00 /// ///////////////////////////////////////// if (wrappedTokens[_wNFTAddress][_wNFTTokenId].fees[i].feeType == 0x00){ // - get modelAddress. Default feeModel adddress always live in // protocolTechToken. When white list used it is possible override that model. // default model always must be set as protocolTechToken address feeModel = protocolTechToken; if (protocolWhiteList != address(0)) { feeModel = IAdvancedWhiteList(protocolWhiteList).getWLItem( wrappedTokens[_wNFTAddress][_wNFTTokenId].fees[i].token).transferFeeModel; } // - get transfer list from external model by feetype(with royalties) (ETypes.AssetItem[] memory assetItems, address[] memory from, address[] memory to ) = IFeeRoyaltyModel(feeModel).getTransfersList( wrappedTokens[_wNFTAddress][_wNFTTokenId].fees[i], wrappedTokens[_wNFTAddress][_wNFTTokenId].royalties, _from, _to ); // - execute transfers uint256 actualTransfered; for (uint256 j = 0; j < to.length; j ++){ // if transfer receiver(to) = address(this) lets consider // wNFT as receiver. in this case received amount // will be added to collateral if (to[j]== address(this)){ _updateCollateralInfo( _wNFTAddress, _wNFTTokenId, assetItems[j] ); } actualTransfered = _transferSafe(assetItems[j], from[j], to[j]); emit EnvelopFee(to[j], _wNFTAddress, _wNFTTokenId, actualTransfered); } } ////////////////////////////////////////// } _charged = true; } } /** * @dev This hook may be overriden in inheritor contracts for extend * base functionality. * * @param _wNFTAddress -wrapped token address * @param _wNFTTokenId -wrapped token id * * must returns true for success unwrapping enable */ function _beforeUnWrapHook( address _wNFTAddress, uint256 _wNFTTokenId, bool _emergency ) internal virtual returns (bool) { uint256 transfered; address receiver = msg.sender; if (wrappedTokens[_wNFTAddress][_wNFTTokenId].unWrapDestination != address(0)) { receiver = wrappedTokens[_wNFTAddress][_wNFTTokenId].unWrapDestination; } for (uint256 i = 0; i < wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral.length; i ++) { if (wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i].asset.assetType != ETypes.AssetType.EMPTY ) { if (_emergency) { // In case of something is wrong with any collateral (attack) // user can use this mode for skip malicious asset transfered = _transferEmergency( wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i], address(this), receiver ); } else { transfered = _transferSafe( wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i], address(this), receiver ); } // we collect info about contracts with not standard behavior if (transfered != wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i].amount ) { emit SuspiciousFail( _wNFTAddress, _wNFTTokenId, wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i].asset.contractAddress ); } // mark collateral record as returned wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral[i].asset.assetType = ETypes.AssetType.EMPTY; } // dont pop due in some case it c can be very costly // https://docs.soliditylang.org/en/v0.8.9/types.html#array-members // For safe exit in case of low gaslimit // this strange part of code can prevent only case // when when some collateral tokens spent unexpected gas limit if ( gasleft() <= 1_000 && i < wrappedTokens[_wNFTAddress][_wNFTTokenId].collateral.length - 1 ) { emit PartialUnWrapp(_wNFTAddress, _wNFTTokenId, i); //allReturned = false; return false; } } // 5. Return Original if (wrappedTokens[_wNFTAddress][_wNFTTokenId].inAsset.asset.assetType != ETypes.AssetType.NATIVE && wrappedTokens[_wNFTAddress][_wNFTTokenId].inAsset.asset.assetType != ETypes.AssetType.EMPTY ) { if (!_emergency){ _transferSafe( wrappedTokens[_wNFTAddress][_wNFTTokenId].inAsset, address(this), receiver ); } else { _transferEmergency ( wrappedTokens[_wNFTAddress][_wNFTTokenId].inAsset, address(this), receiver ); } } return true; } //////////////////////////////////////////////////////////////////////////////////////////// function _mustTransfered(ETypes.AssetItem calldata _assetForTransfer) internal pure returns (uint256 mustTransfered) { // Available for wrap assets must be good transferable (stakable). // So for erc721 mustTransfered always be 1 if (_assetForTransfer.asset.assetType == ETypes.AssetType.ERC721) { mustTransfered = 1; } else { mustTransfered = _assetForTransfer.amount; } } function _checkRule(bytes2 _rule, bytes2 _wNFTrules) internal pure returns (bool) { return _rule == (_rule & _wNFTrules); } // 0x00 - TimeLock // 0x01 - TransferFeeLock // 0x02 - Personal Collateral count Lock check function _checkLocks(address _wNFTAddress, uint256 _wNFTTokenId) internal view returns (bool) { // Lets check that inAsset for (uint256 i = 0; i < wrappedTokens[_wNFTAddress][_wNFTTokenId].locks.length; i ++) { // Time Lock check if (wrappedTokens[_wNFTAddress][_wNFTTokenId].locks[i].lockType == 0x00) { require( wrappedTokens[_wNFTAddress][_wNFTTokenId].locks[i].param <= block.timestamp, "TimeLock error" ); } // Fee Lock check if (wrappedTokens[_wNFTAddress][_wNFTTokenId].locks[i].lockType == 0x01) { // Lets check this lock rule against each fee record for (uint256 j = 0; j < wrappedTokens[_wNFTAddress][_wNFTTokenId].fees.length; j ++){ // Fee Lock depend only from Transfer Fee - 0x00 if ( wrappedTokens[_wNFTAddress][_wNFTTokenId].fees[j].feeType == 0x00) { (uint256 _bal,) = getCollateralBalanceAndIndex( _wNFTAddress, _wNFTTokenId, ETypes.AssetType.ERC20, wrappedTokens[_wNFTAddress][_wNFTTokenId].fees[j].token, 0 ); require( wrappedTokens[_wNFTAddress][_wNFTTokenId].locks[i].param <= _bal, "TransferFeeLock error" ); } } } } return true; } function _checkWrap(ETypes.INData calldata _inData, address _wrappFor) internal view returns (bool enabled) { // Lets check that inAsset // 0x0002 - this rule disable wrap already wrappednFT (NO matryoshka) enabled = !_checkRule(0x0002, getWrappedToken( _inData.inAsset.asset.contractAddress, _inData.inAsset.tokenId).rules ) && _wrappFor != address(this); // Check WhiteList Logic if (protocolWhiteList != address(0)) { require( !IAdvancedWhiteList(protocolWhiteList).getBLItem(_inData.inAsset.asset.contractAddress), "WL:Asset disabled for wrap" ); require( IAdvancedWhiteList(protocolWhiteList).rulesEnabled(_inData.inAsset.asset.contractAddress, _inData.rules), "WL:Some rules are disabled for this asset" ); for (uint256 i = 0; i < _inData.fees.length; i ++){ require( IAdvancedWhiteList(protocolWhiteList).enabledForFee( _inData.fees[i].token), "WL:Some assets are not enabled for fee" ); } } } function _checkAddCollateral( address _wNFTAddress, uint256 _wNFTTokenId, ETypes.AssetItem[] calldata _collateral ) internal view returns (bool enabled) { // Check that wNFT exist if (wnftTypes[_wNFTAddress] == ETypes.AssetType.ERC721) { require(IERC721Mintable(_wNFTAddress).exists(_wNFTTokenId), "wNFT not exists"); } else if(wnftTypes[_wNFTAddress] == ETypes.AssetType.ERC1155) { require(IERC1155Mintable(_wNFTAddress).exists(_wNFTTokenId), "wNFT not exists"); } else { revert UnSupportedAsset( ETypes.AssetItem(ETypes.Asset(wnftTypes[_wNFTAddress],_wNFTAddress),_wNFTTokenId, 0) ); } // Lets check wNFT rules // 0x0008 - this rule disable add collateral enabled = !_checkRule(0x0008, getWrappedToken(_wNFTAddress, _wNFTTokenId).rules); } function _checkCoreUnwrap( ETypes.AssetType _wNFTType, address _wNFTAddress, uint256 _wNFTTokenId ) internal view virtual returns (address burnFor, uint256 burnBalance) { // Lets wNFT rules // 0x0001 - this rule disable unwrap wrappednFT require(!_checkRule(0x0001, getWrappedToken(_wNFTAddress, _wNFTTokenId).rules), "UnWrapp forbidden by author" ); if (_wNFTType == ETypes.AssetType.ERC721) { // Only token owner can UnWrap burnFor = IERC721Mintable(_wNFTAddress).ownerOf(_wNFTTokenId); require(burnFor == msg.sender, 'Only owner can unwrap it' ); } else if (_wNFTType == ETypes.AssetType.ERC1155) { burnBalance = IERC1155Mintable(_wNFTAddress).totalSupply(_wNFTTokenId); burnFor = msg.sender; require( burnBalance == IERC1155Mintable(_wNFTAddress).balanceOf(burnFor, _wNFTTokenId) ,'ERC115 unwrap available only for all totalSupply' ); } else { revert UnSupportedAsset(ETypes.AssetItem(ETypes.Asset(_wNFTType,_wNFTAddress),_wNFTTokenId, 0)); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/utils/ERC721Holder.sol) pragma solidity ^0.8.0; import "IERC721Receiver.sol"; /** * @dev Implementation of the {IERC721Receiver} interface. * * Accepts all token transfers. * Make sure the contract is able to use its token with {IERC721-safeTransferFrom}, {IERC721-approve} or {IERC721-setApprovalForAll}. */ contract ERC721Holder is IERC721Receiver { /** * @dev See {IERC721Receiver-onERC721Received}. * * Always returns `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address, address, uint256, bytes memory ) public virtual override returns (bytes4) { return this.onERC721Received.selector; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (token/ERC1155/utils/ERC1155Holder.sol) pragma solidity ^0.8.0; import "ERC1155Receiver.sol"; /** * Simple implementation of `ERC1155Receiver` that will allow a contract to hold ERC1155 tokens. * * IMPORTANT: When inheriting this contract, you must include a way to use the received tokens, otherwise they will be * stuck. * * @dev _Available since v3.1._ */ contract ERC1155Holder is ERC1155Receiver { function onERC1155Received( address, address, uint256, uint256, bytes memory ) public virtual override returns (bytes4) { return this.onERC1155Received.selector; } function onERC1155BatchReceived( address, address, uint256[] memory, uint256[] memory, bytes memory ) public virtual override returns (bytes4) { return this.onERC1155BatchReceived.selector; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC1155/utils/ERC1155Receiver.sol) pragma solidity ^0.8.0; import "IERC1155Receiver.sol"; import "ERC165.sol"; /** * @dev _Available since v3.1._ */ abstract contract ERC1155Receiver is ERC165, IERC1155Receiver { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC1155Receiver).interfaceId || super.supportsInterface(interfaceId); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (token/ERC1155/IERC1155Receiver.sol) pragma solidity ^0.8.0; import "IERC165.sol"; /** * @dev _Available since v3.1._ */ interface IERC1155Receiver is IERC165 { /** * @dev Handles the receipt of a single ERC1155 token type. This function is * called at the end of a `safeTransferFrom` after the balance has been updated. * * NOTE: To accept the transfer, this must return * `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` * (i.e. 0xf23a6e61, or its own function selector). * * @param operator The address which initiated the transfer (i.e. msg.sender) * @param from The address which previously owned the token * @param id The ID of the token being transferred * @param value The amount of tokens being transferred * @param data Additional data with no specified format * @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed */ function onERC1155Received( address operator, address from, uint256 id, uint256 value, bytes calldata data ) external returns (bytes4); /** * @dev Handles the receipt of a multiple ERC1155 token types. This function * is called at the end of a `safeBatchTransferFrom` after the balances have * been updated. * * NOTE: To accept the transfer(s), this must return * `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` * (i.e. 0xbc197c81, or its own function selector). * * @param operator The address which initiated the batch transfer (i.e. msg.sender) * @param from The address which previously owned the token * @param ids An array containing ids of each token being transferred (order and length must match values array) * @param values An array containing amounts of each token being transferred (order and length must match ids array) * @param data Additional data with no specified format * @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed */ function onERC1155BatchReceived( address operator, address from, uint256[] calldata ids, uint256[] calldata values, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @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 ReentrancyGuard { // 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; constructor() { _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; } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import "LibEnvelopTypes.sol"; interface IFeeRoyaltyModel { function registerModel() external; function getTransfersList( ETypes.Fee calldata _fee, ETypes.Royalty[] calldata _royalties, address _from, address _to ) external view returns ( ETypes.AssetItem[] memory, address[] memory, address[] memory ); function wrapper() external returns (address); }
// SPDX-License-Identifier: MIT // ENVELOP(NIFTSY) protocol V1 for NFT. pragma solidity 0.8.19; /// @title Flibrary ETypes in Envelop PrtocolV1 /// @author Envelop Team /// @notice This contract implement main protocol's data types library ETypes { enum AssetType {EMPTY, NATIVE, ERC20, ERC721, ERC1155, FUTURE1, FUTURE2, FUTURE3} struct Asset { AssetType assetType; address contractAddress; } struct AssetItem { Asset asset; uint256 tokenId; uint256 amount; } struct NFTItem { address contractAddress; uint256 tokenId; } struct Fee { bytes1 feeType; uint256 param; address token; } struct Lock { bytes1 lockType; uint256 param; } struct Royalty { address beneficiary; uint16 percent; } struct WNFT { AssetItem inAsset; AssetItem[] collateral; address unWrapDestination; Fee[] fees; Lock[] locks; Royalty[] royalties; bytes2 rules; } struct INData { AssetItem inAsset; address unWrapDestination; Fee[] fees; Lock[] locks; Royalty[] royalties; AssetType outType; uint256 outBalance; //0- for 721 and any amount for 1155 bytes2 rules; } struct WhiteListItem { bool enabledForFee; bool enabledForCollateral; bool enabledRemoveFromCollateral; address transferFeeModel; } struct Rules { bytes2 onlythis; bytes2 disabled; } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; //import "IERC721Enumerable.sol"; import "LibEnvelopTypes.sol"; interface IWrapper { event WrappedV1( address indexed inAssetAddress, address indexed outAssetAddress, uint256 indexed inAssetTokenId, uint256 outTokenId, address wnftFirstOwner, uint256 nativeCollateralAmount, bytes2 rules ); event UnWrappedV1( address indexed wrappedAddress, address indexed originalAddress, uint256 indexed wrappedId, uint256 originalTokenId, address beneficiary, uint256 nativeCollateralAmount, bytes2 rules ); event CollateralAdded( address indexed wrappedAddress, uint256 indexed wrappedId, uint8 assetType, address collateralAddress, uint256 collateralTokenId, uint256 collateralBalance ); event PartialUnWrapp( address indexed wrappedAddress, uint256 indexed wrappedId, uint256 lastCollateralIndex ); event SuspiciousFail( address indexed wrappedAddress, uint256 indexed wrappedId, address indexed failedContractAddress ); event EnvelopFee( address indexed receiver, address indexed wNFTConatract, uint256 indexed wNFTTokenId, uint256 amount ); function wrap( ETypes.INData calldata _inData, ETypes.AssetItem[] calldata _collateral, address _wrappFor ) external payable returns (ETypes.AssetItem memory); // function wrapUnsafe( // ETypes.INData calldata _inData, // ETypes.AssetItem[] calldata _collateral, // address _wrappFor // ) // external // payable // returns (ETypes.AssetItem memory); function addCollateral( address _wNFTAddress, uint256 _wNFTTokenId, ETypes.AssetItem[] calldata _collateral ) external payable; // function addCollateralUnsafe( // address _wNFTAddress, // uint256 _wNFTTokenId, // ETypes.AssetItem[] calldata _collateral // ) // external // payable; function unWrap( address _wNFTAddress, uint256 _wNFTTokenId ) external; function unWrap( ETypes.AssetType _wNFTType, address _wNFTAddress, uint256 _wNFTTokenId ) external; function unWrap( ETypes.AssetType _wNFTType, address _wNFTAddress, uint256 _wNFTTokenId, bool _isEmergency ) external; function chargeFees( address _wNFTAddress, uint256 _wNFTTokenId, address _from, address _to, bytes1 _feeType ) external returns (bool); ////////////////////////////////////////////////////////////////////// function MAX_COLLATERAL_SLOTS() external view returns (uint256); function protocolTechToken() external view returns (address); function protocolWhiteList() external view returns (address); //function trustedOperators(address _operator) external view returns (bool); //function lastWNFTId(ETypes.AssetType _assetType) external view returns (ETypes.NFTItem); function getWrappedToken(address _wNFTAddress, uint256 _wNFTTokenId) external view returns (ETypes.WNFT memory); function getOriginalURI(address _wNFTAddress, uint256 _wNFTTokenId) external view returns(string memory); function getCollateralBalanceAndIndex( address _wNFTAddress, uint256 _wNFTTokenId, ETypes.AssetType _collateralType, address _erc, uint256 _tokenId ) external view returns (uint256, uint256); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/extensions/IERC721Enumerable.sol) pragma solidity ^0.8.0; import "IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Enumerable is IERC721 { /** * @dev Returns the total amount of tokens stored by the contract. */ function totalSupply() external view returns (uint256); /** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanceOf} to enumerate all of ``owner``'s tokens. */ function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256); /** * @dev Returns a token ID at a given `index` of all the tokens stored by the contract. * Use along with {totalSupply} to enumerate all tokens. */ function tokenByIndex(uint256 index) external view returns (uint256); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721 * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must * understand this adds an external call which potentially creates a reentrancy vulnerability. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; //import "IERC721Enumerable.sol"; import "LibEnvelopTypes.sol"; interface IAdvancedWhiteList { event WhiteListItemChanged( address indexed asset, bool enabledForFee, bool enabledForCollateral, bool enabledRemoveFromCollateral, address transferFeeModel ); event BlackListItemChanged( address indexed asset, bool isBlackListed ); function getWLItem(address _asset) external view returns (ETypes.WhiteListItem memory); function getWLItemCount() external view returns (uint256); function getBLItem(address _asset) external view returns (bool); function getBLItemCount() external view returns (uint256); function enabledForCollateral(address _asset) external view returns (bool); function enabledForFee(address _asset) external view returns (bool); function enabledRemoveFromCollateral(address _asset) external view returns (bool); function rulesEnabled(address _asset, bytes2 _rules) external view returns (bool); function validateRules(address _asset, bytes2 _rules) external view returns (bytes2); }
// SPDX-License-Identifier: MIT // ENVELOP(NIFTSY) protocol V1 for NFT. Wrapper - main protocol contract pragma solidity 0.8.19; import "SafeERC20.sol"; import "IERC20Extended.sol"; import "LibEnvelopTypes.sol"; import "IERC721Mintable.sol"; import "IERC1155Mintable.sol"; /// @title Envelop PrtocolV1 helper service for ERC(20, 721, 115) transfers /// @author Envelop Team /// @notice Just as dependence for main wrapper contract abstract contract TokenService { using SafeERC20 for IERC20Extended; error UnSupportedAsset(ETypes.AssetItem asset); function _mintNFT( ETypes.AssetType _mint_type, address _contract, address _mintFor, uint256 _tokenId, uint256 _outBalance ) internal virtual { if (_mint_type == ETypes.AssetType.ERC721) { IERC721Mintable(_contract).mint(_mintFor, _tokenId); } else if (_mint_type == ETypes.AssetType.ERC1155) { IERC1155Mintable(_contract).mint(_mintFor, _tokenId, _outBalance); }else { revert UnSupportedAsset( ETypes.AssetItem( ETypes.Asset(_mint_type, _contract), _tokenId, _outBalance ) ); } } function _burnNFT( ETypes.AssetType _burn_type, address _contract, address _burnFor, uint256 _tokenId, uint256 _balance ) internal virtual { if (_burn_type == ETypes.AssetType.ERC721) { IERC721Mintable(_contract).burn(_tokenId); } else if (_burn_type == ETypes.AssetType.ERC1155) { IERC1155Mintable(_contract).burn(_burnFor, _tokenId, _balance); } } function _transfer( ETypes.AssetItem memory _assetItem, address _from, address _to ) internal virtual returns (bool _transfered){ if (_assetItem.asset.assetType == ETypes.AssetType.NATIVE) { (bool success, ) = _to.call{ value: _assetItem.amount}(""); require(success, "transfer failed"); _transfered = true; } else if (_assetItem.asset.assetType == ETypes.AssetType.ERC20) { require(IERC20Extended(_assetItem.asset.contractAddress).balanceOf(_from) <= _assetItem.amount, "UPS!!!!"); IERC20Extended(_assetItem.asset.contractAddress).safeTransferFrom(_from, _to, _assetItem.amount); _transfered = true; } else if (_assetItem.asset.assetType == ETypes.AssetType.ERC721) { IERC721Mintable(_assetItem.asset.contractAddress).transferFrom(_from, _to, _assetItem.tokenId); _transfered = true; } else if (_assetItem.asset.assetType == ETypes.AssetType.ERC1155) { IERC1155Mintable(_assetItem.asset.contractAddress).safeTransferFrom(_from, _to, _assetItem.tokenId, _assetItem.amount, ""); _transfered = true; } else { revert UnSupportedAsset(_assetItem); } return _transfered; } function _transferSafe( ETypes.AssetItem memory _assetItem, address _from, address _to ) internal virtual returns (uint256 _transferedValue){ //TODO think about try catch in transfers uint256 balanceBefore; if (_assetItem.asset.assetType == ETypes.AssetType.NATIVE) { balanceBefore = _to.balance; (bool success, ) = _to.call{ value: _assetItem.amount}(""); require(success, "transfer failed"); _transferedValue = _to.balance - balanceBefore; } else if (_assetItem.asset.assetType == ETypes.AssetType.ERC20) { balanceBefore = IERC20Extended(_assetItem.asset.contractAddress).balanceOf(_to); if (_from == address(this)){ IERC20Extended(_assetItem.asset.contractAddress).safeTransfer(_to, _assetItem.amount); } else { IERC20Extended(_assetItem.asset.contractAddress).safeTransferFrom(_from, _to, _assetItem.amount); } _transferedValue = IERC20Extended(_assetItem.asset.contractAddress).balanceOf(_to) - balanceBefore; } else if (_assetItem.asset.assetType == ETypes.AssetType.ERC721 && IERC721Mintable(_assetItem.asset.contractAddress).ownerOf(_assetItem.tokenId) == _from) { balanceBefore = IERC721Mintable(_assetItem.asset.contractAddress).balanceOf(_to); IERC721Mintable(_assetItem.asset.contractAddress).transferFrom(_from, _to, _assetItem.tokenId); if (IERC721Mintable(_assetItem.asset.contractAddress).ownerOf(_assetItem.tokenId) == _to && IERC721Mintable(_assetItem.asset.contractAddress).balanceOf(_to) - balanceBefore == 1 ) { _transferedValue = 1; } } else if (_assetItem.asset.assetType == ETypes.AssetType.ERC1155) { balanceBefore = IERC1155Mintable(_assetItem.asset.contractAddress).balanceOf(_to, _assetItem.tokenId); IERC1155Mintable(_assetItem.asset.contractAddress).safeTransferFrom(_from, _to, _assetItem.tokenId, _assetItem.amount, ""); _transferedValue = IERC1155Mintable(_assetItem.asset.contractAddress).balanceOf(_to, _assetItem.tokenId) - balanceBefore; } else { revert UnSupportedAsset(_assetItem); } return _transferedValue; } // This function must never revert. Use it for unwrap in case some // collateral transfers are revert function _transferEmergency( ETypes.AssetItem memory _assetItem, address _from, address _to ) internal virtual returns (uint256 _transferedValue){ //TODO think about try catch in transfers uint256 balanceBefore; if (_assetItem.asset.assetType == ETypes.AssetType.NATIVE) { balanceBefore = _to.balance; (bool success, ) = _to.call{ value: _assetItem.amount}(""); //require(success, "transfer failed"); _transferedValue = _to.balance - balanceBefore; } else if (_assetItem.asset.assetType == ETypes.AssetType.ERC20) { if (_from == address(this)){ (bool success, ) = _assetItem.asset.contractAddress.call( abi.encodeWithSignature("transfer(address,uint256)", _to, _assetItem.amount) ); } else { (bool success, ) = _assetItem.asset.contractAddress.call( abi.encodeWithSignature("transferFrom(address,address,uint256)", _from, _to, _assetItem.amount) ); } _transferedValue = _assetItem.amount; } else if (_assetItem.asset.assetType == ETypes.AssetType.ERC721) { (bool success, ) = _assetItem.asset.contractAddress.call( abi.encodeWithSignature("transferFrom(address,address,uint256)", _from, _to, _assetItem.tokenId) ); _transferedValue = 1; } else if (_assetItem.asset.assetType == ETypes.AssetType.ERC1155) { (bool success, ) = _assetItem.asset.contractAddress.call( abi.encodeWithSignature("safeTransferFrom(address,address,uint256,uint256,bytes)", _from, _to, _assetItem.tokenId, _assetItem.amount, "") ); _transferedValue = _assetItem.amount; } else { revert UnSupportedAsset(_assetItem); } return _transferedValue; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "IERC20.sol"; import "draft-IERC20Permit.sol"; import "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; function safeTransfer( IERC20 token, address to, uint256 value ) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } 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)); } function safeIncreaseAllowance( IERC20 token, address spender, uint256 value ) internal { uint256 newAllowance = token.allowance(address(this), spender) + value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } 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"); uint256 newAllowance = oldAllowance - value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } } 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"); if (returndata.length > 0) { // Return data is optional require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (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 v4.4.1 (token/ERC20/extensions/draft-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 v4.8.0) (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 * ==== * * [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://diligence.consensys.net/posts/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/v0.5.11/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 0.8.19; import "IERC20.sol"; interface IERC20Extended is IERC20 { function mint(address _to, uint256 _value) external; }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import "IERC721Metadata.sol"; interface IERC721Mintable is IERC721Metadata { function mint(address _to, uint256 _tokenId) external; function burn(uint256 _tokenId) external; function exists(uint256 _tokenId) external view returns(bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity ^0.8.0; import "IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; import "IERC1155MetadataURI.sol"; interface IERC1155Mintable is IERC1155MetadataURI { function mint(address _to, uint256 _tokenId, uint256 _amount) external; function burn(address _to, uint256 _tokenId, uint256 _amount) external; function totalSupply(uint256 _id) external view returns (uint256); function exists(uint256 _tokenId) external view returns(bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC1155/extensions/IERC1155MetadataURI.sol) pragma solidity ^0.8.0; import "IERC1155.sol"; /** * @dev Interface of the optional ERC1155MetadataExtension interface, as defined * in the https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[EIP]. * * _Available since v3.1._ */ interface IERC1155MetadataURI is IERC1155 { /** * @dev Returns the URI for token type `id`. * * If the `\{id\}` substring is present in the URI, it must be replaced by * clients with the actual token type ID. */ function uri(uint256 id) external view returns (string memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/ERC1155/IERC1155.sol) pragma solidity ^0.8.0; import "IERC165.sol"; /** * @dev Required interface of an ERC1155 compliant contract, as defined in the * https://eips.ethereum.org/EIPS/eip-1155[EIP]. * * _Available since v3.1._ */ interface IERC1155 is IERC165 { /** * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`. */ event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value); /** * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all * transfers. */ event TransferBatch( address indexed operator, address indexed from, address indexed to, uint256[] ids, uint256[] values ); /** * @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to * `approved`. */ event ApprovalForAll(address indexed account, address indexed operator, bool approved); /** * @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI. * * If an {URI} event was emitted for `id`, the standard * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value * returned by {IERC1155MetadataURI-uri}. */ event URI(string value, uint256 indexed id); /** * @dev Returns the amount of tokens of token type `id` owned by `account`. * * Requirements: * * - `account` cannot be the zero address. */ function balanceOf(address account, uint256 id) external view returns (uint256); /** * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}. * * Requirements: * * - `accounts` and `ids` must have the same length. */ function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids) external view returns (uint256[] memory); /** * @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`, * * Emits an {ApprovalForAll} event. * * Requirements: * * - `operator` cannot be the caller. */ function setApprovalForAll(address operator, bool approved) external; /** * @dev Returns true if `operator` is approved to transfer ``account``'s tokens. * * See {setApprovalForAll}. */ function isApprovedForAll(address account, address operator) external view returns (bool); /** * @dev Transfers `amount` tokens of token type `id` from `from` to `to`. * * Emits a {TransferSingle} event. * * Requirements: * * - `to` cannot be the zero address. * - If the caller is not `from`, it must have been approved to spend ``from``'s tokens via {setApprovalForAll}. * - `from` must have a balance of tokens of type `id` of at least `amount`. * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the * acceptance magic value. */ function safeTransferFrom( address from, address to, uint256 id, uint256 amount, bytes calldata data ) external; /** * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}. * * Emits a {TransferBatch} event. * * Requirements: * * - `ids` and `amounts` must have the same length. * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the * acceptance magic value. */ function safeBatchTransferFrom( address from, address to, uint256[] calldata ids, uint256[] calldata amounts, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; //import "IERC721Enumerable.sol"; import "IWrapper.sol"; interface IWrapperRemovable is IWrapper { event CollateralRemoved( address indexed wrappedAddress, uint256 indexed wrappedId, uint8 assetType, address collateralAddress, uint256 collateralTokenId, uint256 collateralBalance ); function removeERC20Collateral( address _wNFTAddress, uint256 _wNFTTokenId, address _collateralAddress ) external; function setTrustedAddress(address _operator, bool _status) external; }
// SPDX-License-Identifier: MIT pragma solidity 0.8.19; //import "IERC721Enumerable.sol"; import "LibEnvelopTypes.sol"; interface IChecker { function isWrapEnabled( address caller, ETypes.INData calldata _inData, ETypes.AssetItem[] calldata _collateral, address _wrappFor ) external view returns (bool); function isRemoveEnabled( address caller, address _wNFTAddress, uint256 _wNFTTokenId, address _collateralAddress, uint256 _removeAmount ) external view returns (bool); }
{ "evmVersion": "istanbul", "optimizer": { "enabled": true, "runs": 200 }, "libraries": { "WrapperRemovableAdvanced.sol": {} }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
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ETypes.Asset","name":"asset","type":"tuple"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"}],"internalType":"struct ETypes.AssetItem[]","name":"_collateral","type":"tuple[]"},{"internalType":"address","name":"_wrappFor","type":"address"}],"name":"wrap","outputs":[{"components":[{"components":[{"internalType":"enum ETypes.AssetType","name":"assetType","type":"uint8"},{"internalType":"address","name":"contractAddress","type":"address"}],"internalType":"struct ETypes.Asset","name":"asset","type":"tuple"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"}],"internalType":"struct ETypes.AssetItem","name":"","type":"tuple"}],"stateMutability":"payable","type":"function"}]
Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000001a4983d16b039cd6d993ffb0ff0038cd3554d696
-----Decoded View---------------
Arg [0] : _erc20 (address): 0x1a4983d16B039CD6D993ffB0FF0038cd3554d696
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000001a4983d16b039cd6d993ffb0ff0038cd3554d696
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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.