Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta

More Options

• Similar
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT

pragma solidity 0.8.17;

contract TransferValidatorImpl {

    uint256 constant STORAGE_ID_IMPL = 1 << 128;

    struct Storage {
        mapping(address => bool) operatorMap;
    }

    address private owner;

    event OperatorUpdate(address indexed operator, bool enable);

    modifier onlyOwner() {
        require(owner == msg.sender, "Ownable: caller is not the owner");
        _;
    }

    function setOperator(address operator, bool enable) external onlyOwner {
        _getStorage().operatorMap[operator] = enable;
        emit OperatorUpdate(operator, enable);
    }

    function isOperatorEnable(address operator) external view returns(bool) {
        return _getStorage().operatorMap[operator];
    }

    function validateTransfer(
        address operator,
        address from,
        address to,
        uint256 /* tokenId */
    ) external view {
        if (from != operator && from != address(0) && to != address(0)) {
            if (operator.code.length > 0) {
                require(_getStorage().operatorMap[operator], "Disallowed operator");
            }
        }
    }

    function _getStorage() private pure returns (Storage storage stor) {
        assembly {
            stor.slot := STORAGE_ID_IMPL
        }
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"enable","type":"bool"}],"name":"OperatorUpdate","type":"event"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"isOperatorEnable","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"enable","type":"bool"}],"name":"setOperator","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"validateTransfer","outputs":[],"stateMutability":"view","type":"function"}]

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