UnstakedNFTs | BNBChain

codeslaw

UnstakedNFTsSolidityv0.8.4+commit.c7e474f2

network

BNBChain

address0x70bd468197510a9b6dce6a63e96b1e23f7ebab81

deployer0x1680734a2909448e58C33B36c14e81D4fbe38E94

tx last 12 months

10 txs

calls last 12 months

20 calls

23 Files

@openzeppelin

contracts

token

ERC20

IERC20.sol

utils

SafeERC20.sol

ERC721

ERC721.sol

IERC721.sol

IERC721Receiver.sol

extensions

ERC721Enumerable.sol

ERC721URIStorage.sol

IERC721Enumerable.sol

IERC721Metadata.sol

utils

Address.sol

Context.sol

Counters.sol

Strings.sol

introspection

ERC165.sol

IERC165.sol

contracts

UnstakedNFTs.sol

interfaces

IBuybackController.sol

IContractRegistry.sol

IERC2981.sol

ILiquidityController.sol

ILostTokenProvider.sol

IMatrix.sol

IUnstakedNFTMinter.sol

Source: Etherscan, Smart Contract Sanctuary, or Sourcify. For more information, see our about page.

abi

constructor

constructor(address _contractRegistry)

functions

balanceOf

view

function balanceOf(address owner) view returns (uint256)

getApproved

view

function getApproved(uint256 tokenId) view returns (address)

isApprovedForAll

view

function isApprovedForAll(address owner, address operator) view returns (bool)

name

view

function name() view returns (string)

ownerOf

view

function ownerOf(uint256 tokenId) view returns (address)

royaltyInfo

view

function royaltyInfo(uint256, uint256 value) view returns (address receiver, uint256 royaltyAmount)

supportsInterface

view

function supportsInterface(bytes4 interfaceId) view returns (bool)

symbol

view

function symbol() view returns (string)

tokenByIndex

view

function tokenByIndex(uint256 index) view returns (uint256)

tokenOfOwnerByIndex

view

function tokenOfOwnerByIndex(address owner, uint256 index) view returns (uint256)

tokenURI

view

function tokenURI(uint256 tokenId) view returns (string)

totalSupply

view

function totalSupply() view returns (uint256)

approve

nonpayable

function approve(address to, uint256 tokenId)

getLostTokens

nonpayable

function getLostTokens(address tokenAddress)

mintUnstakedTokens

nonpayable

function mintUnstakedTokens(address to, string[] URLs)

safeTransferFrom

nonpayable

function safeTransferFrom(address from, address to, uint256 tokenId, bytes _data)

safeTransferFrom

nonpayable

function safeTransferFrom(address from, address to, uint256 tokenId)

setApprovalForAll

nonpayable

function setApprovalForAll(address operator, bool approved)

transferFrom

nonpayable

function transferFrom(address from, address to, uint256 tokenId)

events

Approval

event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId)

ApprovalForAll

event ApprovalForAll(address indexed owner, address indexed operator, bool approved)

Transfer

event Transfer(address indexed from, address indexed to, uint256 indexed tokenId)

errors

No errors.

bytecode

creation bytecode

0x60806040523480156200001157600080fd5b506040516200269338038062002693833981016040819052620000349162000197565b604080518082018252601b81527f4d6574466920756e7374616b656420636f6c6c65637469626c657300000000006020808301918252835180850190945260048452631d53519560e21b9084015281519192916200009591600091620000f1565b508051620000ab906001906020840190620000f1565b5050600c80546001600160a01b0319166001600160a01b03841617905550620000e1600b620000e8602090811b62000c4f17901c565b5062000204565b80546001019055565b828054620000ff90620001c7565b90600052602060002090601f0160209004810192826200012357600085556200016e565b82601f106200013e57805160ff19168380011785556200016e565b828001600101855582156200016e579182015b828111156200016e57825182559160200191906001019062000151565b506200017c92915062000180565b5090565b5b808211156200017c576000815560010162000181565b600060208284031215620001a9578081fd5b81516001600160a01b0381168114620001c0578182fd5b9392505050565b600181811c90821680620001dc57607f821691505b60208210811415620001fe57634e487b7160e01b600052602260045260246000fd5b50919050565b61247f80620002146000396000f3fe608060405234801561001057600080fd5b50600436106101215760003560e01c80634f6ccce7116100ad578063b88d4fde11610071578063b88d4fde14610274578063c87b56dd14610287578063d04fd49f1461029a578063da49cdb5146102ad578063e985e9c5146102c057600080fd5b80634f6ccce7146102205780636352211e1461023357806370a082311461024657806395d89b4114610259578063a22cb4651461026157600080fd5b806318160ddd116100f457806318160ddd146101a357806323b872dd146101b55780632a55205a146101c85780632f745c59146101fa57806342842e0e1461020d57600080fd5b806301ffc9a71461012657806306fdde031461014e578063081812fc14610163578063095ea7b31461018e575b600080fd5b610139610134366004612172565b6102fc565b60405190151581526020015b60405180910390f35b610156610328565b60405161014591906122ae565b6101766101713660046121aa565b6103ba565b6040516001600160a01b039091168152602001610145565b6101a161019c36600461212b565b610454565b005b6008545b604051908152602001610145565b6101a16101c3366004611f6a565b61056a565b6101db6101d63660046121da565b6105e5565b604080516001600160a01b039093168352602083019190915201610145565b6101a761020836600461212b565b6106b0565b6101a161021b366004611f6a565b610746565b6101a761022e3660046121aa565b610761565b6101766102413660046121aa565b610802565b6101a7610254366004611efa565b610879565b610156610900565b6101a161026f3660046120fe565b61090f565b6101a1610282366004611faa565b61091e565b6101566102953660046121aa565b6109a0565b6101a16102a8366004612027565b6109ab565b6101a16102bb366004611efa565b610af2565b6101396102ce366004611f32565b6001600160a01b03918216600090815260056020908152604080832093909416825291909152205460ff1690565b600061030782610c58565b8061032257506001600160e01b0319821663152a902d60e11b145b92915050565b60606000805461033790612361565b80601f016020809104026020016040519081016040528092919081815260200182805461036390612361565b80156103b05780601f10610385576101008083540402835291602001916103b0565b820191906000526020600020905b81548152906001019060200180831161039357829003601f168201915b5050505050905090565b6000818152600260205260408120546001600160a01b03166104385760405162461bcd60e51b815260206004820152602c60248201527f4552433732313a20617070726f76656420717565727920666f72206e6f6e657860448201526b34b9ba32b73a103a37b5b2b760a11b60648201526084015b60405180910390fd5b506000908152600460205260409020546001600160a01b031690565b600061045f82610802565b9050806001600160a01b0316836001600160a01b031614156104cd5760405162461bcd60e51b815260206004820152602160248201527f4552433732313a20617070726f76616c20746f2063757272656e74206f776e656044820152603960f91b606482015260840161042f565b336001600160a01b03821614806104e957506104e981336102ce565b61055b5760405162461bcd60e51b815260206004820152603860248201527f4552433732313a20617070726f76652063616c6c6572206973206e6f74206f7760448201527f6e6572206e6f7220617070726f76656420666f7220616c6c0000000000000000606482015260840161042f565b6105658383610c7d565b505050565b6105743382610ceb565b6105da5760405162461bcd60e51b815260206004820152603160248201527f4552433732313a207472616e736665722063616c6c6572206973206e6f74206f6044820152701ddb995c881b9bdc88185c1c1c9bdd9959607a1b606482015260840161042f565b610565838383610de2565b600c5460405167747265617375727960c01b602082015260009182916001600160a01b0390911690630d2020dd90602801604051602081830303815290604052805190602001206040518263ffffffff1660e01b815260040161064a91815260200190565b60206040518083038186803b15801561066257600080fd5b505afa158015610676573d6000803e3d6000fd5b505050506040513d601f19601f8201168201806040525081019061069a9190611f16565b6106a5600a8561230a565b915091509250929050565b60006106bb83610879565b821061071d5760405162461bcd60e51b815260206004820152602b60248201527f455243373231456e756d657261626c653a206f776e657220696e646578206f7560448201526a74206f6620626f756e647360a81b606482015260840161042f565b506001600160a01b03919091166000908152600660209081526040808320938352929052205490565b6105658383836040518060200160405280600081525061091e565b600061076c60085490565b82106107cf5760405162461bcd60e51b815260206004820152602c60248201527f455243373231456e756d657261626c653a20676c6f62616c20696e646578206f60448201526b7574206f6620626f756e647360a01b606482015260840161042f565b600882815481106107f057634e487b7160e01b600052603260045260246000fd5b90600052602060002001549050919050565b6000818152600260205260408120546001600160a01b0316806103225760405162461bcd60e51b815260206004820152602960248201527f4552433732313a206f776e657220717565727920666f72206e6f6e657869737460448201526832b73a103a37b5b2b760b91b606482015260840161042f565b60006001600160a01b0382166108e45760405162461bcd60e51b815260206004820152602a60248201527f4552433732313a2062616c616e636520717565727920666f7220746865207a65604482015269726f206164647265737360b01b606482015260840161042f565b506001600160a01b031660009081526003602052604090205490565b60606001805461033790612361565b61091a338383610f8d565b5050565b6109283383610ceb565b61098e5760405162461bcd60e51b815260206004820152603160248201527f4552433732313a207472616e736665722063616c6c6572206973206e6f74206f6044820152701ddb995c881b9bdc88185c1c1c9bdd9959607a1b606482015260840161042f565b61099a8484848461105c565b50505050565b6060610322826110da565b600c546040516c30b1b1b7bab73a2fba37b5b2b760991b60208201526001600160a01b0390911690630d2020dd90602d01604051602081830303815290604052805190602001206040518263ffffffff1660e01b8152600401610a1091815260200190565b60206040518083038186803b158015610a2857600080fd5b505afa158015610a3c573d6000803e3d6000fd5b505050506040513d601f19601f82011682018060405250810190610a609190611f16565b6001600160a01b0316336001600160a01b031614610a7d57600080fd5b60005b8151811015610565576000610a94600b5490565b9050610aa4600b80546001019055565b610aae8482611265565b610adf81848481518110610ad257634e487b7160e01b600052603260045260246000fd5b602002602001015161127f565b5080610aea8161239c565b915050610a80565b600c5460405167747265617375727960c01b60208201526001600160a01b0390911690630d2020dd90602801604051602081830303815290604052805190602001206040518263ffffffff1660e01b8152600401610b5291815260200190565b60206040518083038186803b158015610b6a57600080fd5b505afa158015610b7e573d6000803e3d6000fd5b505050506040513d601f19601f82011682018060405250810190610ba29190611f16565b6001600160a01b0316336001600160a01b031614610bbf57600080fd5b6040516370a0823160e01b8152306004820152819061091a9033906001600160a01b038416906370a082319060240160206040518083038186803b158015610c0657600080fd5b505afa158015610c1a573d6000803e3d6000fd5b505050506040513d601f19601f82011682018060405250810190610c3e91906121c2565b6001600160a01b0384169190611328565b80546001019055565b60006001600160e01b0319821663780e9d6360e01b148061032257506103228261138f565b600081815260046020526040902080546001600160a01b0319166001600160a01b0384169081179091558190610cb282610802565b6001600160a01b03167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92560405160405180910390a45050565b6000818152600260205260408120546001600160a01b0316610d645760405162461bcd60e51b815260206004820152602c60248201527f4552433732313a206f70657261746f7220717565727920666f72206e6f6e657860448201526b34b9ba32b73a103a37b5b2b760a11b606482015260840161042f565b6000610d6f83610802565b9050806001600160a01b0316846001600160a01b03161480610daa5750836001600160a01b0316610d9f846103ba565b6001600160a01b0316145b80610dda57506001600160a01b0380821660009081526005602090815260408083209388168352929052205460ff165b949350505050565b826001600160a01b0316610df582610802565b6001600160a01b031614610e5d5760405162461bcd60e51b815260206004820152602960248201527f4552433732313a207472616e73666572206f6620746f6b656e2074686174206960448201526839903737ba1037bbb760b91b606482015260840161042f565b6001600160a01b038216610ebf5760405162461bcd60e51b8152602060048201526024808201527f4552433732313a207472616e7366657220746f20746865207a65726f206164646044820152637265737360e01b606482015260840161042f565b610eca8383836113df565b610ed5600082610c7d565b6001600160a01b0383166000908152600360205260408120805460019290610efe90849061231e565b90915550506001600160a01b0382166000908152600360205260408120805460019290610f2c9084906122f2565b909155505060008181526002602052604080822080546001600160a01b0319166001600160a01b0386811691821790925591518493918716917fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef91a4505050565b816001600160a01b0316836001600160a01b03161415610fef5760405162461bcd60e51b815260206004820152601960248201527f4552433732313a20617070726f766520746f2063616c6c657200000000000000604482015260640161042f565b6001600160a01b03838116600081815260056020908152604080832094871680845294825291829020805460ff191686151590811790915591519182527f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a3505050565b611067848484610de2565b611073848484846113ea565b61099a5760405162461bcd60e51b815260206004820152603260248201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560448201527131b2b4bb32b91034b6b83632b6b2b73a32b960711b606482015260840161042f565b6000818152600260205260409020546060906001600160a01b03166111675760405162461bcd60e51b815260206004820152603160248201527f45524337323155524953746f726167653a2055524920717565727920666f722060448201527f6e6f6e6578697374656e7420746f6b656e000000000000000000000000000000606482015260840161042f565b6000828152600a60205260408120805461118090612361565b80601f01602080910402602001604051908101604052809291908181526020018280546111ac90612361565b80156111f95780601f106111ce576101008083540402835291602001916111f9565b820191906000526020600020905b8154815290600101906020018083116111dc57829003601f168201915b50505050509050600061121760408051602081019091526000815290565b905080516000141561122a575092915050565b81511561125c578082604051602001611244929190612243565b60405160208183030381529060405292505050919050565b610dda84611542565b61091a828260405180602001604052806000815250611638565b6000828152600260205260409020546001600160a01b03166113095760405162461bcd60e51b815260206004820152602e60248201527f45524337323155524953746f726167653a2055524920736574206f66206e6f6e60448201527f6578697374656e7420746f6b656e000000000000000000000000000000000000606482015260840161042f565b6000828152600a60209081526040909120825161056592840190611dea565b604080516001600160a01b038416602482015260448082018490528251808303909101815260649091019091526020810180517bffffffffffffffffffffffffffffffffffffffffffffffffffffffff1663a9059cbb60e01b1790526105659084906116b6565b60006001600160e01b031982166380ac58cd60e01b14806113c057506001600160e01b03198216635b5e139f60e01b145b8061032257506301ffc9a760e01b6001600160e01b0319831614610322565b610565838383611788565b60006001600160a01b0384163b1561153757604051630a85bd0160e11b81526001600160a01b0385169063150b7a029061142e903390899088908890600401612272565b602060405180830381600087803b15801561144857600080fd5b505af1925050508015611478575060408051601f3d908101601f191682019092526114759181019061218e565b60015b61151d573d8080156114a6576040519150601f19603f3d011682016040523d82523d6000602084013e6114ab565b606091505b5080516115155760405162461bcd60e51b815260206004820152603260248201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560448201527131b2b4bb32b91034b6b83632b6b2b73a32b960711b606482015260840161042f565b805181602001fd5b6001600160e01b031916630a85bd0160e11b149050610dda565b506001949350505050565b6000818152600260205260409020546060906001600160a01b03166115cf5760405162461bcd60e51b815260206004820152602f60248201527f4552433732314d657461646174613a2055524920717565727920666f72206e6f60448201527f6e6578697374656e7420746f6b656e0000000000000000000000000000000000606482015260840161042f565b60006115e660408051602081019091526000815290565b905060008151116116065760405180602001604052806000815250611631565b8061161084611840565b604051602001611621929190612243565b6040516020818303038152906040525b9392505050565b6116428383611972565b61164f60008484846113ea565b6105655760405162461bcd60e51b815260206004820152603260248201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560448201527131b2b4bb32b91034b6b83632b6b2b73a32b960711b606482015260840161042f565b600061170b826040518060400160405280602081526020017f5361666545524332303a206c6f772d6c6576656c2063616c6c206661696c6564815250856001600160a01b0316611ac09092919063ffffffff16565b80519091501561056557808060200190518101906117299190612156565b6105655760405162461bcd60e51b815260206004820152602a60248201527f5361666545524332303a204552433230206f7065726174696f6e20646964206e6044820152691bdd081cdd58d8d9595960b21b606482015260840161042f565b6001600160a01b0383166117e3576117de81600880546000838152600960205260408120829055600182018355919091527ff3f7a9fe364faab93b216da50a3214154f22a0a2b415b23a84c8169e8b636ee30155565b611806565b816001600160a01b0316836001600160a01b031614611806576118068382611acf565b6001600160a01b03821661181d5761056581611b6c565b826001600160a01b0316826001600160a01b031614610565576105658282611c45565b6060816118645750506040805180820190915260018152600360fc1b602082015290565b8160005b811561188e57806118788161239c565b91506118879050600a8361230a565b9150611868565b60008167ffffffffffffffff8111156118b757634e487b7160e01b600052604160045260246000fd5b6040519080825280601f01601f1916602001820160405280156118e1576020820181803683370190505b5090505b8415610dda576118f660018361231e565b9150611903600a866123b7565b61190e9060306122f2565b60f81b81838151811061193157634e487b7160e01b600052603260045260246000fd5b60200101907effffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff1916908160001a90535061196b600a8661230a565b94506118e5565b6001600160a01b0382166119c85760405162461bcd60e51b815260206004820181905260248201527f4552433732313a206d696e7420746f20746865207a65726f2061646472657373604482015260640161042f565b6000818152600260205260409020546001600160a01b031615611a2d5760405162461bcd60e51b815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e74656400000000604482015260640161042f565b611a39600083836113df565b6001600160a01b0382166000908152600360205260408120805460019290611a629084906122f2565b909155505060008181526002602052604080822080546001600160a01b0319166001600160a01b03861690811790915590518392907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a45050565b6060610dda8484600085611c89565b60006001611adc84610879565b611ae6919061231e565b600083815260076020526040902054909150808214611b39576001600160a01b03841660009081526006602090815260408083208584528252808320548484528184208190558352600790915290208190555b5060009182526007602090815260408084208490556001600160a01b039094168352600681528383209183525290812055565b600854600090611b7e9060019061231e565b60008381526009602052604081205460088054939450909284908110611bb457634e487b7160e01b600052603260045260246000fd5b906000526020600020015490508060088381548110611be357634e487b7160e01b600052603260045260246000fd5b6000918252602080832090910192909255828152600990915260408082208490558582528120556008805480611c2957634e487b7160e01b600052603160045260246000fd5b6001900381819060005260206000200160009055905550505050565b6000611c5083610879565b6001600160a01b039093166000908152600660209081526040808320868452825280832085905593825260079052919091209190915550565b606082471015611cea5760405162461bcd60e51b815260206004820152602660248201527f416464726573733a20696e73756666696369656e742062616c616e636520666f6044820152651c8818d85b1b60d21b606482015260840161042f565b843b611d385760405162461bcd60e51b815260206004820152601d60248201527f416464726573733a2063616c6c20746f206e6f6e2d636f6e7472616374000000604482015260640161042f565b600080866001600160a01b03168587604051611d549190612227565b60006040518083038185875af1925050503d8060008114611d91576040519150601f19603f3d011682016040523d82523d6000602084013e611d96565b606091505b5091509150611da6828286611db1565b979650505050505050565b60608315611dc0575081611631565b825115611dd05782518084602001fd5b8160405162461bcd60e51b815260040161042f91906122ae565b828054611df690612361565b90600052602060002090601f016020900481019282611e185760008555611e5e565b82601f10611e3157805160ff1916838001178555611e5e565b82800160010185558215611e5e579182015b82811115611e5e578251825591602001919060010190611e43565b50611e6a929150611e6e565b5090565b5b80821115611e6a5760008155600101611e6f565b600067ffffffffffffffff831115611e9d57611e9d6123f7565b611eb0601f8401601f19166020016122c1565b9050828152838383011115611ec457600080fd5b828260208301376000602084830101529392505050565b600082601f830112611eeb578081fd5b61163183833560208501611e83565b600060208284031215611f0b578081fd5b81356116318161240d565b600060208284031215611f27578081fd5b81516116318161240d565b60008060408385031215611f44578081fd5b8235611f4f8161240d565b91506020830135611f5f8161240d565b809150509250929050565b600080600060608486031215611f7e578081fd5b8335611f898161240d565b92506020840135611f998161240d565b929592945050506040919091013590565b60008060008060808587031215611fbf578081fd5b8435611fca8161240d565b93506020850135611fda8161240d565b925060408501359150606085013567ffffffffffffffff811115611ffc578182fd5b8501601f8101871361200c578182fd5b61201b87823560208401611e83565b91505092959194509250565b60008060408385031215612039578182fd5b82356120448161240d565b915060208381013567ffffffffffffffff80821115612061578384fd5b818601915086601f830112612074578384fd5b813581811115612086576120866123f7565b8060051b6120958582016122c1565b8281528581019085870183870188018c10156120af578889fd5b8893505b848410156120ec578035868111156120c957898afd5b6120d78d8a838b0101611edb565b845250600193909301929187019187016120b3565b50809750505050505050509250929050565b60008060408385031215612110578182fd5b823561211b8161240d565b91506020830135611f5f81612425565b6000806040838503121561213d578182fd5b82356121488161240d565b946020939093013593505050565b600060208284031215612167578081fd5b815161163181612425565b600060208284031215612183578081fd5b813561163181612433565b60006020828403121561219f578081fd5b815161163181612433565b6000602082840312156121bb578081fd5b5035919050565b6000602082840312156121d3578081fd5b5051919050565b600080604083850312156121ec578182fd5b50508035926020909101359150565b60008151808452612213816020860160208601612335565b601f01601f19169290920160200192915050565b60008251612239818460208701612335565b9190910192915050565b60008351612255818460208801612335565b835190830190612269818360208801612335565b01949350505050565b60006001600160a01b038087168352808616602084015250836040830152608060608301526122a460808301846121fb565b9695505050505050565b60208152600061163160208301846121fb565b604051601f8201601f1916810167ffffffffffffffff811182821017156122ea576122ea6123f7565b604052919050565b60008219821115612305576123056123cb565b500190565b600082612319576123196123e1565b500490565b600082821015612330576123306123cb565b500390565b60005b83811015612350578181015183820152602001612338565b8381111561099a5750506000910152565b600181811c9082168061237557607f821691505b6020821081141561239657634e487b7160e01b600052602260045260246000fd5b50919050565b60006000198214156123b0576123b06123cb565b5060010190565b6000826123c6576123c66123e1565b500690565b634e487b7160e01b600052601160045260246000fd5b634e487b7160e01b600052601260045260246000fd5b634e487b7160e01b600052604160045260246000fd5b6001600160a01b038116811461242257600080fd5b50565b801515811461242257600080fd5b6001600160e01b03198116811461242257600080fdfea2646970667358221220450c2685b45c53b36ac51f1f675a2c73a702211bfe470298a64b2da438e0869c64736f6c63430008040033000000000000000000000000578e948ec7f0fd1182aae4b2480e761b2f765825