{ "contractName": "FIFSResolvingRegistrar", "abi": [ { "constant": true, "inputs": [], "name": "rootNode", "outputs": [ { "name": "", "type": "bytes32" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "inputs": [ { "name": "_ensAddr", "type": "address" }, { "name": "_defaultResolver", "type": "address" }, { "name": "_node", "type": "bytes32" } ], "payable": false, "stateMutability": "nonpayable", "type": "constructor" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "subnode", "type": "bytes32" }, { "indexed": true, "name": "owner", "type": "address" }, { "indexed": true, "name": "resolver", "type": "address" } ], "name": "ClaimSubdomain", "type": "event" }, { "constant": false, "inputs": [ { "name": "_subnode", "type": "bytes32" }, { "name": "_owner", "type": "address" } ], "name": "register", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "_subnode", "type": "bytes32" }, { "name": "_owner", "type": "address" }, { "name": "_resolver", "type": "address" } ], "name": "registerWithResolver", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "bytecode": 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"source": "pragma solidity 0.4.24;\n\nimport \"@aragon/os/contracts/lib/ens/AbstractENS.sol\";\nimport \"./ens/IPublicResolver.sol\";\nimport \"./IFIFSResolvingRegistrar.sol\";\n\n\n/**\n * A registrar that allocates subdomains and sets resolvers to the first person to claim them.\n *\n * Adapted from ENS' FIFSRegistrar:\n * https://github.com/ethereum/ens/blob/master/contracts/FIFSRegistrar.sol\n */\ncontract FIFSResolvingRegistrar is IFIFSResolvingRegistrar {\n bytes32 public rootNode;\n AbstractENS internal ens;\n IPublicResolver internal defaultResolver;\n\n bytes4 private constant ADDR_INTERFACE_ID = 0x3b3b57de;\n\n event ClaimSubdomain(bytes32 indexed subnode, address indexed owner, address indexed resolver);\n\n /**\n * Constructor.\n * @param _ensAddr The address of the ENS registry.\n * @param _defaultResolver The address of the default resolver to use for subdomains.\n * @param _node The node that this registrar administers.\n */\n constructor(AbstractENS _ensAddr, IPublicResolver _defaultResolver, bytes32 _node)\n public\n {\n ens = _ensAddr;\n defaultResolver = _defaultResolver;\n rootNode = _node;\n }\n\n /**\n * Register a subdomain with the default resolver if it hasn't been claimed yet.\n * @param _subnode The hash of the label to register.\n * @param _owner The address of the new owner.\n */\n function register(bytes32 _subnode, address _owner) external {\n registerWithResolver(_subnode, _owner, defaultResolver);\n }\n\n /**\n * Register a subdomain if it hasn't been claimed yet.\n * @param _subnode The hash of the label to register.\n * @param _owner The address of the new owner.\n * @param _resolver The address of the resolver.\n * If the resolver supports the address interface, the subdomain's address will\n * be set to the new owner.\n */\n function registerWithResolver(bytes32 _subnode, address _owner, IPublicResolver _resolver) public {\n bytes32 node = keccak256(rootNode, _subnode);\n address currentOwner = ens.owner(node);\n require(currentOwner == address(0));\n\n ens.setSubnodeOwner(rootNode, _subnode, address(this));\n ens.setResolver(node, _resolver);\n if (_resolver.supportsInterface(ADDR_INTERFACE_ID)) {\n _resolver.setAddr(node, _owner);\n }\n\n // Give ownership to the claimer\n ens.setOwner(node, _owner);\n\n emit ClaimSubdomain(_subnode, _owner, address(_resolver));\n }\n}\n", "sourcePath": "/Users/brett/Development/aragon/aragon-id/contracts/FIFSResolvingRegistrar.sol", "ast": { "absolutePath": "/Users/brett/Development/aragon/aragon-id/contracts/FIFSResolvingRegistrar.sol", "exportedSymbols": { "FIFSResolvingRegistrar": [ 555 ] }, "id": 556, "nodeType": "SourceUnit", "nodes": [ { "id": 419, "literals": [ "solidity", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "0:23:3" }, { "absolutePath": "@aragon/os/contracts/lib/ens/AbstractENS.sol", "file": "@aragon/os/contracts/lib/ens/AbstractENS.sol", "id": 420, "nodeType": "ImportDirective", "scope": 556, "sourceUnit": 3408, "src": "25:54:3", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "/Users/brett/Development/aragon/aragon-id/contracts/ens/IPublicResolver.sol", "file": "./ens/IPublicResolver.sol", "id": 421, "nodeType": "ImportDirective", "scope": 556, "sourceUnit": 614, "src": "80:35:3", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "/Users/brett/Development/aragon/aragon-id/contracts/IFIFSResolvingRegistrar.sol", "file": "./IFIFSResolvingRegistrar.sol", "id": 422, "nodeType": "ImportDirective", "scope": 556, "sourceUnit": 576, "src": "116:39:3", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 423, "name": "IFIFSResolvingRegistrar", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 575, "src": "412:23:3", "typeDescriptions": { "typeIdentifier": "t_contract$_IFIFSResolvingRegistrar_$575", "typeString": "contract IFIFSResolvingRegistrar" } }, "id": 424, "nodeType": "InheritanceSpecifier", "src": "412:23:3" } ], "contractDependencies": [ 575 ], "contractKind": "contract", "documentation": "A registrar that allocates subdomains and sets resolvers to the first person to claim them.\n * Adapted from ENS' FIFSRegistrar:\n https://github.com/ethereum/ens/blob/master/contracts/FIFSRegistrar.sol", "fullyImplemented": true, "id": 555, "linearizedBaseContracts": [ 555, 575 ], "name": "FIFSResolvingRegistrar", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "id": 426, "name": "rootNode", "nodeType": "VariableDeclaration", "scope": 555, "src": "442:23:3", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 425, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "442:7:3", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 428, "name": "ens", "nodeType": "VariableDeclaration", "scope": 555, "src": "471:24:3", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_AbstractENS_$3407", "typeString": "contract AbstractENS" }, "typeName": { "contractScope": null, "id": 427, "name": "AbstractENS", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 3407, "src": "471:11:3", "typeDescriptions": { "typeIdentifier": "t_contract$_AbstractENS_$3407", "typeString": "contract AbstractENS" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 430, "name": "defaultResolver", "nodeType": "VariableDeclaration", "scope": 555, "src": "501:40:3", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_IPublicResolver_$613", "typeString": "contract IPublicResolver" }, "typeName": { "contractScope": null, "id": 429, "name": "IPublicResolver", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 613, "src": "501:15:3", "typeDescriptions": { "typeIdentifier": "t_contract$_IPublicResolver_$613", "typeString": "contract IPublicResolver" } }, "value": null, "visibility": "internal" }, { "constant": true, "id": 433, "name": "ADDR_INTERFACE_ID", "nodeType": "VariableDeclaration", "scope": 555, "src": "548:54:3", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 431, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "548:6:3", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "value": { "argumentTypes": null, "hexValue": "30783362336235376465", "id": 432, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "592:10:3", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_993744862_by_1", "typeString": "int_const 993744862" }, "value": "0x3b3b57de" }, "visibility": "private" }, { "anonymous": false, "documentation": null, "id": 441, "name": "ClaimSubdomain", "nodeType": "EventDefinition", "parameters": { "id": 440, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 435, "indexed": true, "name": "subnode", "nodeType": "VariableDeclaration", "scope": 441, "src": "630:23:3", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 434, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "630:7:3", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 437, "indexed": true, "name": "owner", "nodeType": "VariableDeclaration", "scope": 441, "src": "655:21:3", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 436, "name": "address", "nodeType": "ElementaryTypeName", "src": "655:7:3", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 439, "indexed": true, "name": "resolver", "nodeType": "VariableDeclaration", "scope": 441, "src": "678:24:3", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 438, "name": "address", "nodeType": "ElementaryTypeName", "src": "678:7:3", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "629:74:3" }, "src": "609:95:3" }, { "body": { "id": 462, "nodeType": "Block", "src": "1056:101:3", "statements": [ { "expression": { "argumentTypes": null, "id": 452, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 450, "name": "ens", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 428, "src": "1066:3:3", "typeDescriptions": { "typeIdentifier": "t_contract$_AbstractENS_$3407", "typeString": "contract AbstractENS" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 451, "name": "_ensAddr", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 443, "src": "1072:8:3", "typeDescriptions": { "typeIdentifier": "t_contract$_AbstractENS_$3407", "typeString": "contract AbstractENS" } }, "src": "1066:14:3", "typeDescriptions": { "typeIdentifier": "t_contract$_AbstractENS_$3407", "typeString": "contract AbstractENS" } }, "id": 453, "nodeType": "ExpressionStatement", "src": "1066:14:3" }, { "expression": { "argumentTypes": null, "id": 456, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 454, "name": "defaultResolver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 430, "src": "1090:15:3", "typeDescriptions": { "typeIdentifier": "t_contract$_IPublicResolver_$613", "typeString": "contract IPublicResolver" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 455, "name": "_defaultResolver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 445, "src": "1108:16:3", "typeDescriptions": { "typeIdentifier": "t_contract$_IPublicResolver_$613", "typeString": "contract IPublicResolver" } }, "src": "1090:34:3", "typeDescriptions": { "typeIdentifier": "t_contract$_IPublicResolver_$613", "typeString": "contract IPublicResolver" } }, "id": 457, "nodeType": "ExpressionStatement", "src": "1090:34:3" }, { "expression": { "argumentTypes": null, "id": 460, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 458, "name": "rootNode", "nodeType": "Identifier", 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