{ "contractName": "ContentHashResolver", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "bytes32", "name": "node", "type": "bytes32" }, { "indexed": false, "internalType": "bytes", "name": "hash", "type": "bytes" } ], "name": "ContenthashChanged", "type": "event" }, { "constant": false, "inputs": [ { "internalType": "bytes32", "name": "node", "type": "bytes32" }, { "internalType": "bytes", "name": "hash", "type": "bytes" } ], "name": "setContenthash", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "bytes32", "name": "node", "type": "bytes32" } ], "name": "contenthash", "outputs": [ { "internalType": "bytes", "name": "", "type": "bytes" } ], "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" } ], "metadata": "{\"compiler\":{\"version\":\"0.5.16+commit.9c3226ce\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"node\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"hash\",\"type\":\"bytes\"}],\"name\":\"ContenthashChanged\",\"type\":\"event\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"node\",\"type\":\"bytes32\"}],\"name\":\"contenthash\",\"outputs\":[{\"internalType\":\"bytes\",\"name\":\"\",\"type\":\"bytes\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"node\",\"type\":\"bytes32\"},{\"internalType\":\"bytes\",\"name\":\"hash\",\"type\":\"bytes\"}],\"name\":\"setContenthash\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"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\":{\"contenthash(bytes32)\":{\"params\":{\"node\":\"The ENS node to query.\"},\"return\":\"The associated contenthash.\"},\"setContenthash(bytes32,bytes)\":{\"params\":{\"hash\":\"The contenthash to set\",\"node\":\"The node to update.\"}}}},\"userdoc\":{\"methods\":{\"contenthash(bytes32)\":{\"notice\":\"Returns the contenthash associated with an ENS node.\"},\"setContenthash(bytes32,bytes)\":{\"notice\":\"Sets the contenthash associated with an ENS node. May only be called by the owner of that node in the ENS registry.\"}}}},\"settings\":{\"compilationTarget\":{\"@ensdomains/resolver/contracts/profiles/ContentHashResolver.sol\":\"ContentHashResolver\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"optimizer\":{\"enabled\":false,\"runs\":200},\"remappings\":[]},\"sources\":{\"@ensdomains/resolver/contracts/ResolverBase.sol\":{\"keccak256\":\"0xfc7d550960829127576d6fc3080513d74ef18a6d7057d0d9262ce071890053e8\",\"urls\":[\"bzz-raw://dc477afd53175b96112bb0e2e25ce85b1f7c0e3fe0da4a2e8539d86712583b00\",\"dweb:/ipfs/QmQdwwHEcNMxTWtkrNpkbxtokwiFDdQ5xwPYcuZPRbJQKp\"]},\"@ensdomains/resolver/contracts/profiles/ContentHashResolver.sol\":{\"keccak256\":\"0xaa3d9b9baae36fbf831b8297832b54ffd1023b9ac508f2c5068b92ce0c30edfc\",\"urls\":[\"bzz-raw://a30f83bbf8d55051bdc0b151131e5dca4966fe87f36648f9bf3e580d81d85fa2\",\"dweb:/ipfs/QmbWeakvTkEJTRxqFL6wZPDdN6Wqq1tSgCJiu861UbH3yH\"]}},\"version\":1}", "bytecode": "0x", "deployedBytecode": "0x", "sourceMap": "", "deployedSourceMap": "", "source": "pragma solidity ^0.5.0;\n\nimport \"../ResolverBase.sol\";\n\ncontract ContentHashResolver is ResolverBase {\n bytes4 constant private CONTENT_HASH_INTERFACE_ID = 0xbc1c58d1;\n\n event ContenthashChanged(bytes32 indexed node, bytes hash);\n\n mapping(bytes32=>bytes) hashes;\n\n /**\n * Sets the contenthash associated with an ENS node.\n * May only be called by the owner of that node in the ENS registry.\n * @param node The node to update.\n * @param hash The contenthash to set\n */\n function setContenthash(bytes32 node, bytes calldata hash) external authorised(node) {\n hashes[node] = hash;\n emit ContenthashChanged(node, hash);\n }\n\n /**\n * Returns the contenthash associated with an ENS node.\n * @param node The ENS node to query.\n * @return The associated contenthash.\n */\n function contenthash(bytes32 node) external view returns (bytes memory) {\n return hashes[node];\n }\n\n function supportsInterface(bytes4 interfaceID) public pure 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