{ "language": "Solidity", "sources": { "contracts/DoglistOperatorFilter.sol": { "content": "// SPDX-License-Identifier: MIT\npragma solidity ^0.8.8;\n\nimport \"@openzeppelin/contracts/access/Ownable.sol\";\n\nimport \"./IOperatorFilter.sol\";\n\ncontract DoglistOperatorFilter is Ownable, IOperatorFilter {\n mapping(address => bool) blockedAddresses_;\n mapping(bytes32 => bool) blockedCodeHashes_;\n\n function mayTransfer(address operator) external view returns (bool) {\n if (blockedAddresses_[operator]) return false;\n if (blockedCodeHashes_[operator.codehash]) return false;\n return true;\n }\n\n function setAddressBlocked(address a, bool blocked) external onlyOwner {\n blockedAddresses_[a] = blocked;\n }\n\n function setCodeHashBlocked(bytes32 codeHash, bool blocked)\n external\n onlyOwner\n {\n if (codeHash == keccak256(\"\"))\n revert(\"DoglistOperatorFilter: can't block EOAs\");\n blockedCodeHashes_[codeHash] = blocked;\n }\n\n function isAddressBlocked(address a) external view returns (bool) {\n return blockedAddresses_[a];\n }\n\n function isCodeHashBlocked(bytes32 codeHash) external view returns (bool) {\n return blockedCodeHashes_[codeHash];\n }\n\n /// Convenience function to compute the code hash of an arbitrary contract;\n /// the result can be passed to `setBlockedCodeHash`.\n function codeHashOf(address a) external view returns (bytes32) {\n return a.codehash;\n }\n}" }, "contracts/IOperatorFilter.sol": { "content": "// SPDX-License-Identifier: MIT\npragma solidity ^0.8.8;\n\ninterface IOperatorFilter {\n function mayTransfer(address operator) external view returns (bool);\n}" }, "@openzeppelin/contracts/access/Ownable.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../utils/Context.sol\";\n\n/**\n * @dev Contract module which provides a basic access control mechanism, where\n * there is an account (an owner) that can be granted exclusive access to\n * specific functions.\n *\n * By default, the owner account will be the one that deploys the contract. This\n * can later be changed with {transferOwnership}.\n *\n * This module is used through inheritance. It will make available the modifier\n * `onlyOwner`, which can be applied to your functions to restrict their use to\n * the owner.\n */\nabstract contract Ownable is Context {\n address private _owner;\n\n event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);\n\n /**\n * @dev Initializes the contract setting the deployer as the initial owner.\n */\n constructor() {\n _transferOwnership(_msgSender());\n }\n\n /**\n * @dev Throws if called by any account other than the owner.\n */\n modifier onlyOwner() {\n _checkOwner();\n _;\n }\n\n /**\n * @dev Returns the address of the current owner.\n */\n function owner() public view virtual returns (address) {\n return _owner;\n }\n\n /**\n * @dev Throws if the sender is not the owner.\n */\n function _checkOwner() internal view virtual {\n require(owner() == _msgSender(), \"Ownable: caller is not the owner\");\n }\n\n /**\n * @dev Leaves the contract without owner. It will not be possible to call\n * `onlyOwner` functions anymore. Can only be called by the current owner.\n *\n * NOTE: Renouncing ownership will leave the contract without an owner,\n * thereby removing any functionality that is only available to the owner.\n */\n function renounceOwnership() public virtual onlyOwner {\n _transferOwnership(address(0));\n }\n\n /**\n * @dev Transfers ownership of the contract to a new account (`newOwner`).\n * Can only be called by the current owner.\n */\n function transferOwnership(address newOwner) public virtual onlyOwner {\n require(newOwner != address(0), \"Ownable: new owner is the zero address\");\n _transferOwnership(newOwner);\n }\n\n /**\n * @dev Transfers ownership of the contract to a new account (`newOwner`).\n * Internal function without access restriction.\n */\n function _transferOwnership(address newOwner) internal virtual {\n address oldOwner = _owner;\n _owner = newOwner;\n emit OwnershipTransferred(oldOwner, newOwner);\n }\n}\n" }, "@openzeppelin/contracts/utils/Context.sol": { "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Provides information about the current execution context, including the\n * sender of the transaction and its data. While these are generally available\n * via msg.sender and msg.data, they should not be accessed in such a direct\n * manner, since when dealing with meta-transactions the account sending and\n * paying for execution may not be the actual sender (as far as an application\n * is concerned).\n *\n * This contract is only required for intermediate, library-like contracts.\n */\nabstract contract Context {\n function _msgSender() internal view virtual returns (address) {\n return msg.sender;\n }\n\n function _msgData() internal view virtual returns (bytes calldata) {\n return msg.data;\n }\n}\n" } }, "settings": { "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} } }