{ "contractName": "Petrifiable", "abi": [ { "constant": true, "inputs": [], "name": "hasInitialized", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "getInitializationBlock", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "isPetrified", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.4.24+commit.e67f0147\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"constant\":true,\"inputs\":[],\"name\":\"hasInitialized\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getInitializationBlock\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"isPetrified\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"}],\"devdoc\":{\"methods\":{\"getInitializationBlock()\":{\"return\":\"Block number in which the contract was initialized\"},\"hasInitialized()\":{\"return\":\"Whether the contract has been initialized by the time of the current block\"}}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"@aragon/os/contracts/common/Petrifiable.sol\":\"Petrifiable\"},\"evmVersion\":\"byzantium\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":10000},\"remappings\":[]},\"sources\":{\"@aragon/os/contracts/common/Initializable.sol\":{\"keccak256\":\"0xc559fdbee1c0ee18b6f2f866c28ed6eb96859b2c88f75867ca11f25ebd00b090\",\"urls\":[\"bzzr://3d3bca8b35030fc12f94bb52a162be9520868b27ff2cb32f09179d67b6ffdf93\"]},\"@aragon/os/contracts/common/Petrifiable.sol\":{\"keccak256\":\"0xb69f9d6de8ff6f2a084aca2e0228c9008a8776482a70bcab16f46a693ec77be6\",\"urls\":[\"bzzr://ca1d7bb504b8d9d75c162f5edc8588ac86934b69f765f2010d603027dc534375\"]},\"@aragon/os/contracts/common/TimeHelpers.sol\":{\"keccak256\":\"0x95b785dc4319f6ce5255c9adf5e68a469a0f837f7b02e01b6bc974b4921d4024\",\"urls\":[\"bzzr://53f41920d95ed5cb7326de3062063c9296076809377fbadf2cbd26ab0c84ffd1\"]},\"@aragon/os/contracts/common/Uint256Helpers.sol\":{\"keccak256\":\"0x83033025a3f4402be3b7bcc9a23ce96ae4fadc7f251da8f139d73a13a3400b0c\",\"urls\":[\"bzzr://bd0e059eff36a66c3a28298ed5a2e1b058ce93057866ab36063e9f3095cef36f\"]},\"@aragon/os/contracts/common/UnstructuredStorage.sol\":{\"keccak256\":\"0xe0d627fc7a7716409389f34cfe49366ba7871309d3a73262ec9608ef73e47591\",\"urls\":[\"bzzr://9742204494402cdecc66b266f0e420fcfe2677ba710db7651c40f96a63940bef\"]}},\"version\":1}", 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"102:574:32:-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;1128:208:30;;8:9:-1;5:2;;;30:1;27;20:12;5:2;1128:208:30;;;;;;;;;;;;;;;;;;;;;;881:137;;8:9:-1;5:2;;;30:1;27;20:12;5:2;881:137:30;;;;;;;;;;;;;;;;;;;;287:117:32;;8:9:-1;5:2;;;30:1;27;20:12;5:2;287:117:32;;;;1128:208:30;1175:4;1191:27;1221:24;:22;:24::i;:::-;1191:54;-1:-1:-1;1262:24:30;;;;;:67;;;1310:19;1290:16;:14;:16::i;:::-;:39;;1262:67;1255:74;;1128:208;;:::o;881:137::-;936:7;962:49;345:66;962:47;:49::i;:::-;955:56;;881:137;:::o;287:117:32:-;331:4;277:2;354:24;:22;:24::i;:::-;:43;347:50;;287:117;:::o;347:94:35:-;422:12;347:94;:::o;519:134:37:-;630:15;;620:27::o", "source": "/*\n * SPDX-License-Identitifer: MIT\n */\n\npragma solidity ^0.4.24;\n\nimport \"./Initializable.sol\";\n\n\ncontract Petrifiable is Initializable {\n // Use block UINT256_MAX (which should be never) as the initializable date\n uint256 internal constant PETRIFIED_BLOCK = uint256(-1);\n\n function isPetrified() public view returns (bool) {\n return getInitializationBlock() == PETRIFIED_BLOCK;\n }\n\n /**\n * @dev Function to be called by top level contract to prevent being initialized.\n * Useful for freezing base contracts when they're used behind proxies.\n */\n function petrify() internal onlyInit {\n initializedAt(PETRIFIED_BLOCK);\n }\n}\n", "sourcePath": "@aragon/os/contracts/common/Petrifiable.sol", "ast": { "absolutePath": "@aragon/os/contracts/common/Petrifiable.sol", "exportedSymbols": { "Petrifiable": [ 6502 ] }, "id": 6503, "nodeType": "SourceUnit", "nodes": [ { "id": 6471, "literals": [ "solidity", "^", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "44:24:32" }, { "absolutePath": "@aragon/os/contracts/common/Initializable.sol", "file": "./Initializable.sol", "id": 6472, "nodeType": "ImportDirective", "scope": 6503, "sourceUnit": 6442, "src": "70:29:32", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 6473, "name": "Initializable", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 6441, "src": "126:13:32", "typeDescriptions": { "typeIdentifier": "t_contract$_Initializable_$6441", "typeString": "contract Initializable" } }, "id": 6474, "nodeType": "InheritanceSpecifier", "src": "126:13:32" } ], "contractDependencies": [ 6441, 6831 ], "contractKind": "contract", "documentation": null, "fullyImplemented": true, "id": 6502, "linearizedBaseContracts": [ 6502, 6441, 6831 ], "name": "Petrifiable", "nodeType": "ContractDefinition", "nodes": [ { "constant": true, "id": 6480, "name": "PETRIFIED_BLOCK", "nodeType": "VariableDeclaration", "scope": 6502, "src": "225:55:32", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6475, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "225:7:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6478, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "-", "prefix": true, "src": "277:2:32", "subExpression": { "argumentTypes": null, "hexValue": "31", "id": 6477, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "278:1:32", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "typeDescriptions": { "typeIdentifier": "t_rational_-1_by_1", "typeString": "int_const -1" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_-1_by_1", "typeString": "int_const -1" } ], "id": 6476, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "269:7:32", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" }, "typeName": "uint256" }, "id": 6479, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "269:11:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "body": { "id": 6490, "nodeType": "Block", "src": "337:67:32", "statements": [ { "expression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6488, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 6485, "name": "getInitializationBlock", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6393, "src": "354:22:32", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_uint256_$", "typeString": "function () view returns (uint256)" } }, "id": 6486, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "354:24:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "id": 6487, "name": "PETRIFIED_BLOCK", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6480, "src": "382:15:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "354:43:32", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 6484, "id": 6489, "nodeType": "Return", "src": "347:50:32" } ] }, "documentation": null, "id": 6491, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "isPetrified", "nodeType": "FunctionDefinition", "parameters": { "id": 6481, "nodeType": "ParameterList", "parameters": [], "src": "307:2:32" }, "payable": false, "returnParameters": { "id": 6484, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 6483, "name": "", "nodeType": "VariableDeclaration", "scope": 6491, "src": "331:4:32", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 6482, "name": "bool", "nodeType": "ElementaryTypeName", "src": "331:4:32", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "330:6:32" }, "scope": 6502, "src": "287:117:32", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 6500, "nodeType": "Block", "src": "627:47:32", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6497, "name": "PETRIFIED_BLOCK", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6480, "src": "651:15:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 6496, "name": "initializedAt", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6440, "src": "637:13:32", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$", "typeString": "function (uint256)" } }, "id": 6498, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "637:30:32", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 6499, "nodeType": "ExpressionStatement", "src": "637:30:32" } ] }, "documentation": "@dev Function to be called by top level contract to prevent being initialized.\n Useful for freezing base contracts when they're used behind proxies.", "id": 6501, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [ { "arguments": null, "id": 6494, "modifierName": { "argumentTypes": null, "id": 6493, "name": "onlyInit", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6373, "src": "618:8:32", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "618:8:32" } ], "name": "petrify", "nodeType": "FunctionDefinition", "parameters": { "id": 6492, "nodeType": "ParameterList", "parameters": [], "src": "606:2:32" }, "payable": false, "returnParameters": { "id": 6495, "nodeType": "ParameterList", "parameters": [], "src": "627:0:32" }, "scope": 6502, "src": "590:84:32", "stateMutability": "nonpayable", "superFunction": null, "visibility": "internal" } ], "scope": 6503, "src": "102:574:32" } ], "src": "44:633:32" }, "legacyAST": { "absolutePath": "@aragon/os/contracts/common/Petrifiable.sol", "exportedSymbols": { "Petrifiable": [ 6502 ] }, "id": 6503, "nodeType": "SourceUnit", "nodes": [ { "id": 6471, "literals": [ "solidity", "^", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "44:24:32" }, { "absolutePath": "@aragon/os/contracts/common/Initializable.sol", "file": "./Initializable.sol", "id": 6472, "nodeType": "ImportDirective", "scope": 6503, "sourceUnit": 6442, "src": "70:29:32", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 6473, "name": "Initializable", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 6441, "src": "126:13:32", "typeDescriptions": { "typeIdentifier": "t_contract$_Initializable_$6441", "typeString": "contract Initializable" } }, "id": 6474, "nodeType": "InheritanceSpecifier", "src": "126:13:32" } ], "contractDependencies": [ 6441, 6831 ], "contractKind": "contract", "documentation": null, "fullyImplemented": true, "id": 6502, "linearizedBaseContracts": [ 6502, 6441, 6831 ], "name": "Petrifiable", "nodeType": "ContractDefinition", "nodes": [ { "constant": true, "id": 6480, "name": "PETRIFIED_BLOCK", "nodeType": "VariableDeclaration", "scope": 6502, "src": "225:55:32", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6475, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "225:7:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6478, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "-", "prefix": true, "src": "277:2:32", "subExpression": { "argumentTypes": null, "hexValue": "31", "id": 6477, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "278:1:32", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "typeDescriptions": { "typeIdentifier": "t_rational_-1_by_1", "typeString": "int_const -1" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_-1_by_1", "typeString": "int_const -1" } ], "id": 6476, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "269:7:32", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" }, "typeName": "uint256" }, "id": 6479, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "269:11:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "body": { "id": 6490, "nodeType": "Block", "src": "337:67:32", "statements": [ { "expression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 6488, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 6485, "name": "getInitializationBlock", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6393, "src": "354:22:32", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_uint256_$", "typeString": "function () view returns (uint256)" } }, "id": 6486, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "354:24:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "id": 6487, "name": "PETRIFIED_BLOCK", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6480, "src": "382:15:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "354:43:32", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 6484, "id": 6489, "nodeType": "Return", "src": "347:50:32" } ] }, "documentation": null, "id": 6491, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "isPetrified", "nodeType": "FunctionDefinition", "parameters": { "id": 6481, "nodeType": "ParameterList", "parameters": [], "src": "307:2:32" }, "payable": false, "returnParameters": { "id": 6484, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 6483, "name": "", "nodeType": "VariableDeclaration", "scope": 6491, "src": "331:4:32", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 6482, "name": "bool", "nodeType": "ElementaryTypeName", "src": "331:4:32", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "330:6:32" }, "scope": 6502, "src": "287:117:32", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 6500, "nodeType": "Block", "src": "627:47:32", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 6497, "name": "PETRIFIED_BLOCK", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6480, "src": "651:15:32", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 6496, "name": "initializedAt", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6440, "src": "637:13:32", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$", "typeString": "function (uint256)" } }, "id": 6498, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "637:30:32", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 6499, "nodeType": "ExpressionStatement", "src": "637:30:32" } ] }, "documentation": "@dev Function to be called by top level contract to prevent being initialized.\n Useful for freezing base contracts when they're used behind proxies.", "id": 6501, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [ { "arguments": null, "id": 6494, "modifierName": { "argumentTypes": null, "id": 6493, "name": "onlyInit", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6373, "src": "618:8:32", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "618:8:32" } ], "name": "petrify", "nodeType": "FunctionDefinition", "parameters": { "id": 6492, "nodeType": "ParameterList", "parameters": [], "src": "606:2:32" }, "payable": false, "returnParameters": { "id": 6495, "nodeType": "ParameterList", "parameters": [], "src": "627:0:32" }, "scope": 6502, "src": "590:84:32", "stateMutability": "nonpayable", "superFunction": null, "visibility": "internal" } ], "scope": 6503, "src": "102:574:32" } ], "src": "44:633:32" }, "compiler": { "name": "solc", "version": "0.4.24+commit.e67f0147.Emscripten.clang" }, "networks": {}, "schemaVersion": "3.2.0", "updatedAt": "2020-06-07T23:27:00.574Z", "devdoc": { "methods": { "getInitializationBlock()": { "return": "Block number in which the contract was initialized" }, "hasInitialized()": { "return": "Whether the contract has been initialized by the time of the current block" } } }, "userdoc": { "methods": {} } }