{
  "contractName": "BulkRenewal",
  "abi": [
    {
      "inputs": [
        {
          "internalType": "contract ENS",
          "name": "_ens",
          "type": "address"
        }
      ],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "constructor"
    },
    {
      "constant": true,
      "inputs": [],
      "name": "BULK_RENEWAL_ID",
      "outputs": [
        {
          "internalType": "bytes4",
          "name": "",
          "type": "bytes4"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [],
      "name": "ens",
      "outputs": [
        {
          "internalType": "contract ENS",
          "name": "",
          "type": "address"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "internalType": "string[]",
          "name": "names",
          "type": "string[]"
        },
        {
          "internalType": "uint256",
          "name": "duration",
          "type": "uint256"
        }
      ],
      "name": "rentPrice",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "total",
          "type": "uint256"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": false,
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        {
          "internalType": "string[]",
          "name": "names",
          "type": "string[]"
        },
        {
          "internalType": "uint256",
          "name": "duration",
          "type": "uint256"
        }
      ],
      "name": "renewAll",
      "outputs": [],
      "payable": true,
      "stateMutability": "payable",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "internalType": "bytes4",
          "name": "interfaceID",
          "type": "bytes4"
        }
      ],
      "name": "supportsInterface",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "payable": false,
      "stateMutability": "pure",
      "type": "function"
    }
  ],
  "metadata": "{\"compiler\":{\"version\":\"0.5.16+commit.9c3226ce\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"contract ENS\",\"name\":\"_ens\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"constant\":true,\"inputs\":[],\"name\":\"BULK_RENEWAL_ID\",\"outputs\":[{\"internalType\":\"bytes4\",\"name\":\"\",\"type\":\"bytes4\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"ens\",\"outputs\":[{\"internalType\":\"contract ENS\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"string[]\",\"name\":\"names\",\"type\":\"string[]\"},{\"internalType\":\"uint256\",\"name\":\"duration\",\"type\":\"uint256\"}],\"name\":\"renewAll\",\"outputs\":[],\"payable\":true,\"stateMutability\":\"payable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"string[]\",\"name\":\"names\",\"type\":\"string[]\"},{\"internalType\":\"uint256\",\"name\":\"duration\",\"type\":\"uint256\"}],\"name\":\"rentPrice\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"total\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"bytes4\",\"name\":\"interfaceID\",\"type\":\"bytes4\"}],\"name\":\"supportsInterface\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"}],\"devdoc\":{\"methods\":{}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"/Users/makoto/work/ens/ethregistrar/contracts/BulkRenewal.sol\":\"BulkRenewal\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"optimizer\":{\"enabled\":false,\"runs\":200},\"remappings\":[]},\"sources\":{\"/Users/makoto/work/ens/ethregistrar/contracts/BaseRegistrar.sol\":{\"keccak256\":\"0x8f8f496603d868fdf3ddf31c54fb6eed6a865f2adbf568fe0b3d999d4fa667f4\",\"urls\":[\"bzz-raw://40c16e89553e4af1dad651bdb63208f5e20429e0e5dbd716eb0cad14eafb96be\",\"dweb:/ipfs/QmYdCBZHRwRgKPRmCvghw7hbdvqqcJJCKg5JTtzWWwoSQP\"]},\"/Users/makoto/work/ens/ethregistrar/contracts/BulkRenewal.sol\":{\"keccak256\":\"0x120aad4fde2b098df6ef1742f18d41fcc897e88342939963486594289db37f5a\",\"urls\":[\"bzz-raw://d220a5a6d25116c30f4df2bd94cf877aa90b0f5e9b554caa226ba3d91bbd6be2\",\"dweb:/ipfs/QmSEhQSd9fFSuXKb4CNc8ntB9mpW6DFpkvMHQ6SofzhYNg\"]},\"/Users/makoto/work/ens/ethregistrar/contracts/ETHRegistrarController.sol\":{\"keccak256\":\"0x05932523173278ee464b7769901dab4d7b2818f16a68813d1c88bf93617950b4\",\"urls\":[\"bzz-raw://4a751d5dfbd374050743600af6bdd5ae803c7bc3f6adfa5fc28124a023bd849b\",\"dweb:/ipfs/Qma9KHC2ChzwHiEVYpFEWZWSBztNqqQACcDYDTcGjVE1ts\"]},\"/Users/makoto/work/ens/ethregistrar/contracts/PriceOracle.sol\":{\"keccak256\":\"0x9e21289a1fa35c8075409acca1de56450a24a139c6c905f789cd435409468a4d\",\"urls\":[\"bzz-raw://129cad7cc78129fde500232e787b191ea5239a94a09bdc69e63fd09706f42cba\",\"dweb:/ipfs/Qmcz3WGiEMhZCpwwixdYTNk7G4rdrH7xcX2PEq1RriJqPy\"]},\"/Users/makoto/work/ens/ethregistrar/contracts/StringUtils.sol\":{\"keccak256\":\"0xb995b040adc3f1f27173ecf389bf69360e45989e2b4d8a503dec8ac0cc10cad3\",\"urls\":[\"bzz-raw://4c7f31b51771c63b0a81b5622abd4f5e2414e74e22ee94eb106564b725f420ab\",\"dweb:/ipfs/QmRcUEFRi2X7SyxAURDngiCxQQ8LENHdBbgFGXzAqXJZ1c\"]},\"@ensdomains/ens/contracts/ENS.sol\":{\"keccak256\":\"0x10b88673d8c180cd62523be4fec7607c65594eb4f0c561fa0fbc0784422b4871\",\"urls\":[\"bzz-raw://b3de1882a4a1a1b13c27ee6dc04cc58c34ac392c80cad507de2cdfa8c02712fe\",\"dweb:/ipfs/QmeKcaBF8QdJjXiqFrPJkAtK3et5kUL8XJrnHjwhAThRMT\"]},\"@ensdomains/resolver/contracts/Resolver.sol\":{\"keccak256\":\"0xf39b5799b79ad3d886c3f02ffe0540bf65aceb489bb47c9e8a7564cc93e34c93\",\"urls\":[\"bzz-raw://176cadd024fb0bd76033ac8e5ec840ae3e8f704c6cdbfc26ea180c6665cbaf13\",\"dweb:/ipfs/QmP1h47jtBtcvmsWuUbKkeWCzeK384bQj8QBkesHzvezbN\"]},\"openzeppelin-solidity/contracts/introspection/IERC165.sol\":{\"keccak256\":\"0xbbb6159006ae3639daea09f7d63987816d6cf3a99f52af919363e025d3abf3b8\",\"urls\":[\"bzz-raw://35e7d742ee71461779df12a0ab1ad4701144d98eb6401182838c8daf40b008dd\",\"dweb:/ipfs/QmY4t7pxcX2cfk6VsGJWZLBgoKMpRctY8X1HPxykLjptSi\"]},\"openzeppelin-solidity/contracts/ownership/Ownable.sol\":{\"keccak256\":\"0x980de387a1a020a498f53d00f89fecebb12c949a17e8f160093c0303ede2b786\",\"urls\":[\"bzz-raw://f07a2c393caa85f62f0aaa461e3edd50aa59371d4209778ba0558d7f8b4b856c\",\"dweb:/ipfs/QmeN3ZiYGSjCnQFeYaJNgoXjF9eDue1g3e9pqManRkeBtV\"]},\"openzeppelin-solidity/contracts/token/ERC721/IERC721.sol\":{\"keccak256\":\"0x1f059ee943273719130df645fa38069b792988e8b732585528d5b1265f5aa046\",\"urls\":[\"bzz-raw://31e4d99091a83a42a6ea14d74ceae2ec3ffb2905c7ee07358875af72ea188333\",\"dweb:/ipfs/Qmf7nHc6BwhbyawapCVRZHzhBHNoA8ftpQWmGSyToVKVzN\"]}},\"version\":1}",
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  "source": "pragma solidity >=0.5.0;\npragma experimental ABIEncoderV2;\n\nimport \"@ensdomains/ens/contracts/ENS.sol\";\nimport \"./ETHRegistrarController.sol\";\nimport \"@ensdomains/resolver/contracts/Resolver.sol\";\n\ncontract BulkRenewal {\n    bytes32 constant private ETH_NAMEHASH = 0x93cdeb708b7545dc668eb9280176169d1c33cfd8ed6f04690a0bcc88a93fc4ae;\n    bytes4 constant private REGISTRAR_CONTROLLER_ID = 0x018fac06;\n    bytes4 constant private INTERFACE_META_ID = bytes4(keccak256(\"supportsInterface(bytes4)\"));\n    bytes4 constant public BULK_RENEWAL_ID = bytes4(\n        keccak256(\"rentPrice(string[],uint)\") ^\n        keccak256(\"renewAll(string[],uint\")\n    );\n\n    ENS public ens;\n\n    constructor(ENS _ens) public {\n        ens = _ens;\n    }\n\n    function getController() internal view returns(ETHRegistrarController) {\n        Resolver r = Resolver(ens.resolver(ETH_NAMEHASH));\n        return ETHRegistrarController(r.interfaceImplementer(ETH_NAMEHASH, REGISTRAR_CONTROLLER_ID));\n    }\n\n    function rentPrice(string[] calldata names, uint duration) external view returns(uint total) {\n        ETHRegistrarController controller = getController();\n        for(uint i = 0; i < names.length; i++) {\n            total += controller.rentPrice(names[i], duration);\n        }\n    }\n\n    function renewAll(string[] calldata names, uint duration) external payable {\n        ETHRegistrarController controller = getController();\n        for(uint i = 0; i < names.length; i++) {\n            uint cost = controller.rentPrice(names[i], duration);\n            controller.renew.value(cost)(names[i], duration);\n        }\n        // Send any excess funds back\n        msg.sender.transfer(address(this).balance);\n    }\n\n    function supportsInterface(bytes4 interfaceID) external pure returns (bool) {\n         return interfaceID == INTERFACE_META_ID || interfaceID == BULK_RENEWAL_ID;\n    }\n}\n",
  "sourcePath": "/Users/makoto/work/ens/ethregistrar/contracts/BulkRenewal.sol",
  "ast": {
    "absolutePath": "/Users/makoto/work/ens/ethregistrar/contracts/BulkRenewal.sol",
    "exportedSymbols": {
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        "nodeType": "ImportDirective",
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        "src": "60:43:2",
        "symbolAliases": [],
        "unitAlias": ""
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        "src": "143:53:2",
        "symbolAliases": [],
        "unitAlias": ""
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        "baseContracts": [],
        "contractDependencies": [],
        "contractKind": "contract",
        "documentation": null,
        "fullyImplemented": true,
        "id": 721,
        "linearizedBaseContracts": [
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