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"address" }, { "name": "_appId", "type": "bytes32" }, { "name": "_initializePayload", "type": "bytes" } ], "payable": false, "stateMutability": "nonpayable", "type": "constructor" }, { "payable": true, "stateMutability": "payable", "type": "fallback" } ], "bytecode": "0x", "deployedBytecode": "0x", "sourceMap": "", "deployedSourceMap": "", "source": "pragma solidity 0.4.18;\n\nimport \"./IAppProxy.sol\";\nimport \"./AppStorage.sol\";\nimport \"../common/DelegateProxy.sol\";\nimport \"../kernel/KernelStorage.sol\";\n\n\ncontract AppProxyBase is IAppProxy, AppStorage, DelegateProxy, KernelConstants {\n /**\n * @dev Initialize AppProxy\n * @param _kernel Reference to organization kernel for the app\n * @param _appId Identifier for app\n * @param _initializePayload Payload for call to be made after setup to initialize\n */\n function AppProxyBase(IKernel _kernel, bytes32 _appId, bytes _initializePayload) public {\n kernel = _kernel;\n appId = _appId;\n\n // Implicit check that kernel is actually a Kernel\n // The EVM doesn't actually provide a way for us to make sure, but we can force a revert to\n // occur if the kernel is set to 0x0 or a non-code address when we try to call a method on\n // it.\n address appCode = getAppBase(appId);\n\n // If initialize payload is provided, it will be executed\n if (_initializePayload.length > 0) {\n require(isContract(appCode));\n // Cannot make delegatecall as a delegateproxy.delegatedFwd as it\n // returns ending execution context and halts contract deployment\n require(appCode.delegatecall(_initializePayload));\n }\n }\n\n function getAppBase(bytes32 _appId) internal view returns (address) {\n return kernel.getApp(keccak256(APP_BASES_NAMESPACE, _appId));\n }\n\n function () payable public {\n address target = getCode();\n require(target != 0); // if app code hasn't been set yet, don't call\n delegatedFwd(target, msg.data);\n }\n}", "sourcePath": "@aragon/os/contracts/apps/AppProxyBase.sol", "ast": { "attributes": { 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