{ "contractName": "DefaultReverseResolver", "abi": [ { "constant": true, "inputs": [], "name": "ens", "outputs": [ { "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "", "type": "bytes32" } ], "name": "name", "outputs": [ { "name": "", "type": "string" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "inputs": [ { "name": "ensAddr", "type": "address" } ], "payable": false, "stateMutability": "nonpayable", "type": "constructor" }, { "constant": false, "inputs": [ { "name": "node", "type": "bytes32" }, { "name": "_name", "type": "string" } ], "name": "setName", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.5.8+commit.23d335f2\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"constant\":true,\"inputs\":[],\"name\":\"ens\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"name\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"node\",\"type\":\"bytes32\"},{\"name\":\"_name\",\"type\":\"string\"}],\"name\":\"setName\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"name\":\"ensAddr\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"}],\"devdoc\":{\"details\":\"Provides a default implementation of a resolver for reverse records, which permits only the owner to update it.\",\"methods\":{\"constructor\":{\"details\":\"Constructor\",\"params\":{\"ensAddr\":\"The address of the ENS registry.\"}},\"setName(bytes32,string)\":{\"details\":\"Sets the name for a node.\",\"params\":{\"_name\":\"The name to set.\",\"node\":\"The node to update.\"}}}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"/home/user/Dropbox/projects/resolvers/contracts/DefaultReverseResolver.sol\":\"DefaultReverseResolver\"},\"evmVersion\":\"petersburg\",\"libraries\":{},\"optimizer\":{\"enabled\":false,\"runs\":200},\"remappings\":[]},\"sources\":{\"/home/user/Dropbox/projects/resolvers/contracts/DefaultReverseResolver.sol\":{\"keccak256\":\"0x3911f972c8f69bea945ffaa356d8b9496446ac00f2543eafbf3aaf8a76d27682\",\"urls\":[\"bzzr://1bfa8ac7b28a7f546bcd7bc49b54ca37a618d6b13f344f7a9603a64277b65fcc\"]},\"@ensdomains/ens/contracts/ENS.sol\":{\"keccak256\":\"0xe688db01c0b974f8ff8565557f7fe81aa1f209c1497ec1e74536241f4cc11f08\",\"urls\":[\"bzzr://04aa083550728a1da54d9acf874f4fca77cc3afef81c57f1ec19be78af05019a\"]},\"@ensdomains/ens/contracts/ReverseRegistrar.sol\":{\"keccak256\":\"0x9f88ee601bc32f69ded7a3931640bcbd379920db4f3e45923f10fcc08642a8e2\",\"urls\":[\"bzzr://4a291280ddecf6766aefb98ee46c92e0daf6122653aca9bdb8ed197854c7455a\"]}},\"version\":1}", 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"source": "pragma solidity >=0.4.25;\n\nimport \"@ensdomains/ens/contracts/ENS.sol\";\nimport \"@ensdomains/ens/contracts/ReverseRegistrar.sol\";\n\n/**\n * @dev Provides a default implementation of a resolver for reverse records,\n * which permits only the owner to update it.\n */\ncontract DefaultReverseResolver {\n // namehash('addr.reverse')\n bytes32 constant ADDR_REVERSE_NODE = 0x91d1777781884d03a6757a803996e38de2a42967fb37eeaca72729271025a9e2;\n\n ENS public ens;\n mapping (bytes32 => string) public name;\n\n /**\n * @dev Only permits calls by the reverse registrar.\n * @param node The node permission is required for.\n */\n modifier onlyOwner(bytes32 node) {\n require(msg.sender == ens.owner(node));\n _;\n }\n\n /**\n * @dev Constructor\n * @param ensAddr The address of the ENS registry.\n */\n constructor(ENS ensAddr) public {\n ens = ensAddr;\n\n // Assign ownership of the reverse record to our deployer\n ReverseRegistrar registrar = ReverseRegistrar(ens.owner(ADDR_REVERSE_NODE));\n if (address(registrar) != address(0x0)) {\n registrar.claim(msg.sender);\n }\n }\n\n /**\n * @dev Sets the name for a node.\n * @param node The node to update.\n * @param _name The name to set.\n */\n function setName(bytes32 node, string memory _name) public onlyOwner(node) {\n name[node] = _name;\n }\n}\n", "sourcePath": "/home/user/Dropbox/projects/resolvers/contracts/DefaultReverseResolver.sol", "ast": { "absolutePath": "/home/user/Dropbox/projects/resolvers/contracts/DefaultReverseResolver.sol", "exportedSymbols": { "DefaultReverseResolver": [ 81 ] }, "id": 82, "nodeType": "SourceUnit", "nodes": [ { "id": 1, "literals": [ "solidity", ">=", "0.4", ".25" ], "nodeType": "PragmaDirective", "src": "0:25:0" }, { "absolutePath": "@ensdomains/ens/contracts/ENS.sol", "file": "@ensdomains/ens/contracts/ENS.sol", "id": 2, "nodeType": "ImportDirective", "scope": 82, "sourceUnit": 3783, "src": "27:43:0", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@ensdomains/ens/contracts/ReverseRegistrar.sol", "file": "@ensdomains/ens/contracts/ReverseRegistrar.sol", "id": 3, "nodeType": "ImportDirective", "scope": 82, "sourceUnit": 4010, "src": "71:56:0", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "contract", "documentation": "@dev Provides a default implementation of a resolver for reverse records,\nwhich permits only the owner to update it.", "fullyImplemented": true, "id": 81, "linearizedBaseContracts": [ 81 ], "name": "DefaultReverseResolver", "nodeType": "ContractDefinition", "nodes": [ { "constant": true, "id": 6, "name": "ADDR_REVERSE_NODE", "nodeType": "VariableDeclaration", "scope": 81, "src": "330:103:0", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 4, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "330:7:0", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": { "argumentTypes": null, "hexValue": "307839316431373737373831383834643033613637353761383033393936653338646532613432393637666233376565616361373237323932373130323561396532", "id": 5, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "367:66:0", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_65955458610802586644366824307633271870356699036341805474246458084352783133154_by_1", "typeString": "int_const 6595...(69 digits omitted)...3154" }, "value": "0x91d1777781884d03a6757a803996e38de2a42967fb37eeaca72729271025a9e2" }, "visibility": "internal" }, { "constant": false, "id": 8, "name": "ens", "nodeType": "VariableDeclaration", "scope": 81, "src": "440:14:0", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_ENS_$3782", "typeString": "contract ENS" }, "typeName": { "contractScope": null, "id": 7, "name": "ENS", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 3782, "src": "440:3:0", "typeDescriptions": { "typeIdentifier": "t_contract$_ENS_$3782", "typeString": "contract ENS" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 12, "name": "name", "nodeType": "VariableDeclaration", "scope": 81, "src": "460:39:0", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_string_storage_$", "typeString": "mapping(bytes32 => string)" }, "typeName": { "id": 11, "keyType": { "id": 9, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "469:7:0", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "Mapping", "src": "460:27:0", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_string_storage_$", "typeString": "mapping(bytes32 => string)" }, "valueType": { "id": 10, "name": "string", "nodeType": "ElementaryTypeName", "src": "480:6:0", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } } }, "value": null, "visibility": "public" }, { "body": { "id": 27, "nodeType": "Block", "src": "668:66:0", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 23, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 17, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4133, "src": "686:3:0", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 18, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "686:10:0", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 21, "name": "node", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 14, "src": "710:4:0", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } ], "expression": { "argumentTypes": null, "id": 19, "name": "ens", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8, "src": "700:3:0", "typeDescriptions": { "typeIdentifier": "t_contract$_ENS_$3782", "typeString": "contract ENS" } }, "id": 20, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "owner", "nodeType": "MemberAccess", "referencedDeclaration": 3767, "src": "700:9:0", 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update it.", "methods": { "constructor": { "details": "Constructor", "params": { "ensAddr": "The address of the ENS registry." } }, "setName(bytes32,string)": { "details": "Sets the name for a node.", "params": { "_name": "The name to set.", "node": "The node to update." } } } }, "userdoc": { "methods": {} } }