@gnosis.pm/pm-contracts

{ "contractName": "CentralizedOracle", "abi": [ { "constant": true, "inputs": [], "name": "outcome", "outputs": [ { "name": "", "type": "int256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "owner", "outputs": [ { "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "masterCopy", "outputs": [ { "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "ipfsHash", "outputs": [ { "name": "", "type": "bytes" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "isSet", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "newOwner", "type": "address" } ], "name": "OwnerReplacement", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "name": "outcome", "type": "int256" } ], "name": "OutcomeAssignment", "type": "event" }, { "constant": false, "inputs": [ { "name": "newOwner", "type": "address" } ], "name": "replaceOwner", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "_outcome", "type": "int256" } ], "name": "setOutcome", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [], "name": "isOutcomeSet", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "getOutcome", "outputs": [ { "name": "", "type": "int256" } ], "payable": false, "stateMutability": "view", "type": "function" } ], "metadata": 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George - <stefan@gnosis.pm>\",\"methods\":{\"getOutcome()\":{\"details\":\"Returns outcome\",\"return\":\"Outcome\"},\"isOutcomeSet()\":{\"details\":\"Returns if winning outcome is set\",\"return\":\"Is outcome set?\"},\"replaceOwner(address)\":{\"details\":\"Replaces owner\",\"params\":{\"newOwner\":\"New owner\"}},\"setOutcome(int256)\":{\"details\":\"Sets event outcome\",\"params\":{\"_outcome\":\"Event outcome\"}}},\"title\":\"Centralized oracle contract - Allows the contract owner to set an outcome\"},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/CentralizedOracle.sol\":\"CentralizedOracle\"},\"evmVersion\":\"petersburg\",\"libraries\":{},\"optimizer\":{\"enabled\":false,\"runs\":200},\"remappings\":[]},\"sources\":{\"/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/CentralizedOracle.sol\":{\"keccak256\":\"0x60e5fbab4649a29eb315696966f60b20c85f4fe05f57b2f9ba82dea23b86f9fa\",\"urls\":[\"bzzr://398156d9ccb87bd9bb386084d19f0b868314361c091c1f9db664862a0408595f\"]},\"/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/Oracle.sol\":{\"keccak256\":\"0xf4d12f4a59c17e66dfa6791188f621a8914e2038a4e3f72d6fc9fb903ca8e18e\",\"urls\":[\"bzzr://a477ccd203e677cc904b1a4f8fcc85251c5b5e09c5c10eed27e01318584b16d1\"]},\"@gnosis.pm/util-contracts/contracts/Proxy.sol\":{\"keccak256\":\"0xeab0e83a9ec9e7f052c0455a11577061ec6d1994db08dae429abd6faaabf6555\",\"urls\":[\"bzzr://b2c1273d4ec30e2f9e768eea8c510f8493a7359b03e01923d93eea86b57ec145\"]}},\"version\":1}", 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"source": "pragma solidity ^0.5.0;\nimport \"../Oracles/Oracle.sol\";\nimport \"@gnosis.pm/util-contracts/contracts/Proxy.sol\";\n\n\ncontract CentralizedOracleData {\n\n /*\n * Events\n */\n event OwnerReplacement(address indexed newOwner);\n event OutcomeAssignment(int outcome);\n\n /*\n * Storage\n */\n address public owner;\n bytes public ipfsHash;\n bool public isSet;\n int public outcome;\n\n /*\n * Modifiers\n */\n modifier isOwner () {\n // Only owner is allowed to proceed\n require(msg.sender == owner);\n _;\n }\n}\n\ncontract CentralizedOracleProxy is Proxy, CentralizedOracleData {\n\n /// @dev Constructor sets owner address and IPFS hash\n /// @param _ipfsHash Hash identifying off chain event description\n constructor(address proxied, address _owner, bytes memory _ipfsHash)\n public\n Proxy(proxied)\n {\n // Description hash cannot be null\n require(_ipfsHash.length == 46);\n owner = _owner;\n ipfsHash = _ipfsHash;\n }\n}\n\n/// @title Centralized oracle contract - Allows the contract owner to set an outcome\n/// @author Stefan George - <stefan@gnosis.pm>\ncontract CentralizedOracle is Proxied, Oracle, CentralizedOracleData {\n\n /*\n * Public functions\n */\n /// @dev Replaces owner\n /// @param newOwner New owner\n function replaceOwner(address newOwner)\n public\n isOwner\n {\n // Result is not set yet\n require(!isSet);\n owner = newOwner;\n emit OwnerReplacement(newOwner);\n }\n\n /// @dev Sets event outcome\n /// @param _outcome Event outcome\n function setOutcome(int _outcome)\n public\n isOwner\n {\n // Result is not set yet\n require(!isSet);\n isSet = true;\n outcome = _outcome;\n emit OutcomeAssignment(_outcome);\n }\n\n /// @dev Returns if winning outcome is set\n /// @return Is outcome set?\n function isOutcomeSet()\n public\n view\n returns (bool)\n {\n return isSet;\n }\n\n /// @dev Returns outcome\n /// @return Outcome\n function getOutcome()\n public\n view\n returns (int)\n {\n return outcome;\n }\n}\n", "sourcePath": "/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/CentralizedOracle.sol", "ast": { "absolutePath": "/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/CentralizedOracle.sol", "exportedSymbols": { "CentralizedOracle": [ 3815 ], "CentralizedOracleData": [ 3713 ], "CentralizedOracleProxy": [ 3746 ] }, "id": 3816, "nodeType": "SourceUnit", "nodes": [ { "id": 3683, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:14" }, { "absolutePath": "/home/alan/src/github.com/gnosis/pm-contracts/contracts/Oracles/Oracle.sol", "file": "../Oracles/Oracle.sol", "id": 3684, "nodeType": "ImportDirective", "scope": 3816, "sourceUnit": 4842, "src": "24:31:14", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@gnosis.pm/util-contracts/contracts/Proxy.sol", "file": "@gnosis.pm/util-contracts/contracts/Proxy.sol", "id": 3685, "nodeType": "ImportDirective", "scope": 3816, "sourceUnit": 6829, "src": "56:55:14", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "contract", "documentation": null, "fullyImplemented": true, "id": 3713, "linearizedBaseContracts": [ 3713 ], "name": "CentralizedOracleData", "nodeType": "ContractDefinition", "nodes": [ { "anonymous": false, "documentation": null, "id": 3689, "name": "OwnerReplacement", "nodeType": "EventDefinition", "parameters": { "id": 3688, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3687, "indexed": true, "name": "newOwner", "nodeType": "VariableDeclaration", "scope": 3689, "src": "205:24:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3686, "name": "address", "nodeType": "ElementaryTypeName", "src": "205:7:14", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "204:26:14" }, "src": "182:49:14" }, { "anonymous": false, "documentation": null, "id": 3693, "name": "OutcomeAssignment", "nodeType": "EventDefinition", "parameters": { "id": 3692, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3691, "indexed": false, "name": "outcome", "nodeType": "VariableDeclaration", "scope": 3693, "src": "260:11:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" }, "typeName": { "id": 3690, "name": "int", "nodeType": "ElementaryTypeName", "src": "260:3:14", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "value": null, "visibility": "internal" } ], "src": "259:13:14" }, "src": "236:37:14" }, { "constant": false, "id": 3695, "name": "owner", "nodeType": "VariableDeclaration", "scope": 3713, "src": "310:20:14", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3694, "name": "address", "nodeType": "ElementaryTypeName", "src": "310:7:14", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 3697, "name": "ipfsHash", "nodeType": "VariableDeclaration", "scope": 3713, "src": "336:21:14", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes_storage", "typeString": "bytes" }, "typeName": { "id": 3696, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "336:5:14", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 3699, "name": "isSet", "nodeType": "VariableDeclaration", "scope": 3713, "src": "363:17:14", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 3698, "name": "bool", "nodeType": "ElementaryTypeName", "src": "363:4:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 3701, "name": "outcome", "nodeType": "VariableDeclaration", "scope": 3713, "src": "386:18:14", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" }, "typeName": { "id": 3700, "name": "int", "nodeType": "ElementaryTypeName", "src": "386:3:14", "typeDescriptions": { "typeIdentifier": "t_int256", "typeString": "int256" } }, "value": null, "visibility": "public" }, { "body": { "id": 3711, "nodeType": "Block", "src": "464:100:14", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 3707, "isConstant": false, "isLValue": false, 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