Contract Overview
Balance: 0 Ether
Ether Value: $0
Transactions: 6 txns
Misc:
Address Watch: Add To Watch List
Contract Creator: 0x635193983512c621e6a3e15ee1dbf36f0c0db8e0at txn 0xab2927bd5284cae0033ef925e6971ad1a1bc4a45384048ef8c630e46438d2988
 Latest 6 txns

TxHash Age From To Value [TxFee]
0x2f5fee79913036a409e00778848c8b746ac29f9027fde58f05a408f847baf79c16 days 1 hr ago0x4838eab6f43841e0d233db4cea47bd64f614f0c5  IN   0x38da6ac44200551b75e20451f2e6d9f7175086b50 Ether0.00205683
0xecf9f14c061f8c78d146188faaefefe59da5032f30ada1f609c61631aa360b5f16 days 1 hr ago0x4838eab6f43841e0d233db4cea47bd64f614f0c5  IN   0x38da6ac44200551b75e20451f2e6d9f7175086b50 Ether0.00400334
0x17d70ae049b55c6314a82d858800c5dcf062081f1ec77874a21a9f6ecb9aef2e34 days 16 hrs ago0x4838eab6f43841e0d233db4cea47bd64f614f0c5  IN   0x38da6ac44200551b75e20451f2e6d9f7175086b50 Ether0.000598095
0xdab0437aa93b03a0674029c9d5e70f3834a8512f216cb4f2e257f5779667787b35 days 23 hrs ago0x4838eab6f43841e0d233db4cea47bd64f614f0c5  IN   0x38da6ac44200551b75e20451f2e6d9f7175086b50 Ether0.006040356
0x15fbe27e91682ca8df8bcf25e04b114d5a300fad5ac0745f86f49e15d742d24256 days 4 hrs ago0xd4c361dfc91ea23ec7040866b01de1f1adeffee1  IN   0x38da6ac44200551b75e20451f2e6d9f7175086b50 Ether0.00211083
0x9ec13bcee2c25732fcc4f5693ad26493119da9b90bae6283e6a7cf4d8a458bd471 days ago0xfe507b1930a9460762f1d5b815acf3e725697c6b  IN   0x38da6ac44200551b75e20451f2e6d9f7175086b50.01 Ether0.00183662
[ Download CSV Export  ] 
 Internal Transactions as a result of Contract Execution
 Latest 8 Internal Transactions

ParentTxHash Block Age From To Value
0x5dbc64d1cf0435809b5e550bf2e3089d59645afc4ceebe32fa5fe0a3a104d654691429136 days 2 hrs ago0x38da6ac44200551b75e20451f2e6d9f7175086b50xfacb1f7e9d2d3481467ffa05168882dc41fe74681,343 Ether
0x5dbc64d1cf0435809b5e550bf2e3089d59645afc4ceebe32fa5fe0a3a104d654691429136 days 2 hrs ago0xcafe1a77e84698c83ca8931f54a755176ef75f2c0x38da6ac44200551b75e20451f2e6d9f7175086b51,343 Ether
0x7ca8e47649a3bbc88e2f2f28786a762271ac85e83902dd4bd1489f5e3149a48a678159958 days 2 hrs ago0x38da6ac44200551b75e20451f2e6d9f7175086b50xfacb1f7e9d2d3481467ffa05168882dc41fe7468110 Ether
0x7ca8e47649a3bbc88e2f2f28786a762271ac85e83902dd4bd1489f5e3149a48a678159958 days 2 hrs ago0xa41a8ce739a0ac33db3d60917b8c327bac5063490x38da6ac44200551b75e20451f2e6d9f7175086b5110 Ether
0x5b2f202174ab3a91120a02458ebea40b9e43c948d26b40be3ec753444177c0f7673821465 days 5 hrs ago0x38da6ac44200551b75e20451f2e6d9f7175086b50xfacb1f7e9d2d3481467ffa05168882dc41fe7468200.533175 Ether
0x5b2f202174ab3a91120a02458ebea40b9e43c948d26b40be3ec753444177c0f7673821465 days 5 hrs ago0xa41a8ce739a0ac33db3d60917b8c327bac5063490x38da6ac44200551b75e20451f2e6d9f7175086b5200.533175 Ether
0x9ec13bcee2c25732fcc4f5693ad26493119da9b90bae6283e6a7cf4d8a458bd4670291071 days ago0x38da6ac44200551b75e20451f2e6d9f7175086b50xfacb1f7e9d2d3481467ffa05168882dc41fe74680.01 Ether
0xab2927bd5284cae0033ef925e6971ad1a1bc4a45384048ef8c630e46438d2988665333079 days 2 hrs ago0x635193983512c621e6a3e15ee1dbf36f0c0db8e0  Contract Creation0 Ether
[ Download CSV Export  ] 
Warning: The Compiled Contract might be susceptible to ExpExponentCleanup (medium/high-severity), EventStructWrongData (very low-severity) SolidityCompiler Bugs.

Contract Source Code Verified (Similar Match)
Note: Displaying Similar Match Verified Source Code At Contract 0xfcc089230e47d9376fcbd7177164c095ce8e9f23(Excluding Constructor Arguments if any)
Contract Name: AppProxyUpgradeable
Compiler Text: v0.4.24+commit.e67f0147
Optimization Enabled: Yes
Runs (Optimiser):  10000



  Contract Source Code   Find Similiar Contracts

pragma solidity 0.4.24;
// File: contracts/common/UnstructuredStorage.sol
/*
 * SPDX-License-Identitifer:    MIT
 */

pragma solidity ^0.4.24;


library UnstructuredStorage {
    function getStorageBool(bytes32 position) internal view returns (bool data) {
        assembly { data := sload(position) }
    }

    function getStorageAddress(bytes32 position) internal view returns (address data) {
        assembly { data := sload(position) }
    }

    function getStorageBytes32(bytes32 position) internal view returns (bytes32 data) {
        assembly { data := sload(position) }
    }

    function getStorageUint256(bytes32 position) internal view returns (uint256 data) {
        assembly { data := sload(position) }
    }

    function setStorageBool(bytes32 position, bool data) internal {
        assembly { sstore(position, data) }
    }

    function setStorageAddress(bytes32 position, address data) internal {
        assembly { sstore(position, data) }
    }

    function setStorageBytes32(bytes32 position, bytes32 data) internal {
        assembly { sstore(position, data) }
    }

    function setStorageUint256(bytes32 position, uint256 data) internal {
        assembly { sstore(position, data) }
    }
}
// File: contracts/acl/IACL.sol
/*
 * SPDX-License-Identitifer:    MIT
 */

pragma solidity ^0.4.24;


interface IACL {
    function initialize(address permissionsCreator) external;

    // TODO: this should be external
    // See https://github.com/ethereum/solidity/issues/4832
    function hasPermission(address who, address where, bytes32 what, bytes how) public view returns (bool);
}
// File: contracts/common/IVaultRecoverable.sol
/*
 * SPDX-License-Identitifer:    MIT
 */

pragma solidity ^0.4.24;


interface IVaultRecoverable {
    function transferToVault(address token) external;

    function allowRecoverability(address token) external view returns (bool);
    function getRecoveryVault() external view returns (address);
}
// File: contracts/kernel/IKernel.sol
/*
 * SPDX-License-Identitifer:    MIT
 */

pragma solidity ^0.4.24;




// This should be an interface, but interfaces can't inherit yet :(
contract IKernel is IVaultRecoverable {
    event SetApp(bytes32 indexed namespace, bytes32 indexed appId, address app);

    function acl() public view returns (IACL);
    function hasPermission(address who, address where, bytes32 what, bytes how) public view returns (bool);

    function setApp(bytes32 namespace, bytes32 appId, address app) public;
    function getApp(bytes32 namespace, bytes32 appId) public view returns (address);
}
// File: contracts/apps/AppStorage.sol
/*
 * SPDX-License-Identitifer:    MIT
 */

pragma solidity ^0.4.24;




contract AppStorage {
    using UnstructuredStorage for bytes32;

    /* Hardcoded constants to save gas
    bytes32 internal constant KERNEL_POSITION = keccak256("aragonOS.appStorage.kernel");
    bytes32 internal constant APP_ID_POSITION = keccak256("aragonOS.appStorage.appId");
    */
    bytes32 internal constant KERNEL_POSITION = 0x4172f0f7d2289153072b0a6ca36959e0cbe2efc3afe50fc81636caa96338137b;
    bytes32 internal constant APP_ID_POSITION = 0xd625496217aa6a3453eecb9c3489dc5a53e6c67b444329ea2b2cbc9ff547639b;

    function kernel() public view returns (IKernel) {
        return IKernel(KERNEL_POSITION.getStorageAddress());
    }

    function appId() public view returns (bytes32) {
        return APP_ID_POSITION.getStorageBytes32();
    }

    function setKernel(IKernel _kernel) internal {
        KERNEL_POSITION.setStorageAddress(address(_kernel));
    }

    function setAppId(bytes32 _appId) internal {
        APP_ID_POSITION.setStorageBytes32(_appId);
    }
}
// File: contracts/common/IsContract.sol
/*
 * SPDX-License-Identitifer:    MIT
 */

pragma solidity ^0.4.24;


contract IsContract {
    /*
    * NOTE: this should NEVER be used for authentication
    * (see pitfalls: https://github.com/fergarrui/ethereum-security/tree/master/contracts/extcodesize).
    *
    * This is only intended to be used as a sanity check that an address is actually a contract,
    * RATHER THAN an address not being a contract.
    */
    function isContract(address _target) internal view returns (bool) {
        if (_target == address(0)) {
            return false;
        }

        uint256 size;
        assembly { size := extcodesize(_target) }
        return size > 0;
    }
}
// File: contracts/lib/misc/ERCProxy.sol
/*
 * SPDX-License-Identitifer:    MIT
 */

pragma solidity ^0.4.24;


contract ERCProxy {
    uint256 internal constant FORWARDING = 1;
    uint256 internal constant UPGRADEABLE = 2;

    function proxyType() public pure returns (uint256 proxyTypeId);
    function implementation() public view returns (address codeAddr);
}
// File: contracts/common/DelegateProxy.sol
contract DelegateProxy is ERCProxy, IsContract {
    uint256 internal constant FWD_GAS_LIMIT = 10000;

    /**
    * @dev Performs a delegatecall and returns whatever the delegatecall returned (entire context execution will return!)
    * @param _dst Destination address to perform the delegatecall
    * @param _calldata Calldata for the delegatecall
    */
    function delegatedFwd(address _dst, bytes _calldata) internal {
        require(isContract(_dst));
        uint256 fwdGasLimit = FWD_GAS_LIMIT;

        assembly {
            let result := delegatecall(sub(gas, fwdGasLimit), _dst, add(_calldata, 0x20), mload(_calldata), 0, 0)
            let size := returndatasize
            let ptr := mload(0x40)
            returndatacopy(ptr, 0, size)

            // revert instead of invalid() bc if the underlying call failed with invalid() it already wasted gas.
            // if the call returned error data, forward it
            switch result case 0 { revert(ptr, size) }
            default { return(ptr, size) }
        }
    }
}
// File: contracts/common/DepositableStorage.sol
contract DepositableStorage {
    using UnstructuredStorage for bytes32;

    // keccak256("aragonOS.depositableStorage.depositable")
    bytes32 internal constant DEPOSITABLE_POSITION = 0x665fd576fbbe6f247aff98f5c94a561e3f71ec2d3c988d56f12d342396c50cea;

    function isDepositable() public view returns (bool) {
        return DEPOSITABLE_POSITION.getStorageBool();
    }

    function setDepositable(bool _depositable) internal {
        DEPOSITABLE_POSITION.setStorageBool(_depositable);
    }
}
// File: contracts/common/DepositableDelegateProxy.sol
contract DepositableDelegateProxy is DepositableStorage, DelegateProxy {
    event ProxyDeposit(address sender, uint256 value);

    function () external payable {
        // send / transfer
        if (gasleft() < FWD_GAS_LIMIT) {
            require(msg.value > 0 && msg.data.length == 0);
            require(isDepositable());
            emit ProxyDeposit(msg.sender, msg.value);
        } else { // all calls except for send or transfer
            address target = implementation();
            delegatedFwd(target, msg.data);
        }
    }
}
// File: contracts/kernel/KernelConstants.sol
/*
 * SPDX-License-Identitifer:    MIT
 */

pragma solidity ^0.4.24;


contract KernelAppIds {
    /* Hardcoded constants to save gas
    bytes32 internal constant KERNEL_CORE_APP_ID = apmNamehash("kernel");
    bytes32 internal constant KERNEL_DEFAULT_ACL_APP_ID = apmNamehash("acl");
    bytes32 internal constant KERNEL_DEFAULT_VAULT_APP_ID = apmNamehash("vault");
    */
    bytes32 internal constant KERNEL_CORE_APP_ID = 0x3b4bf6bf3ad5000ecf0f989d5befde585c6860fea3e574a4fab4c49d1c177d9c;
    bytes32 internal constant KERNEL_DEFAULT_ACL_APP_ID = 0xe3262375f45a6e2026b7e7b18c2b807434f2508fe1a2a3dfb493c7df8f4aad6a;
    bytes32 internal constant KERNEL_DEFAULT_VAULT_APP_ID = 0x7e852e0fcfce6551c13800f1e7476f982525c2b5277ba14b24339c68416336d1;
}


contract KernelNamespaceConstants {
    /* Hardcoded constants to save gas
    bytes32 internal constant KERNEL_CORE_NAMESPACE = keccak256("core");
    bytes32 internal constant KERNEL_APP_BASES_NAMESPACE = keccak256("base");
    bytes32 internal constant KERNEL_APP_ADDR_NAMESPACE = keccak256("app");
    */
    bytes32 internal constant KERNEL_CORE_NAMESPACE = 0xc681a85306374a5ab27f0bbc385296a54bcd314a1948b6cf61c4ea1bc44bb9f8;
    bytes32 internal constant KERNEL_APP_BASES_NAMESPACE = 0xf1f3eb40f5bc1ad1344716ced8b8a0431d840b5783aea1fd01786bc26f35ac0f;
    bytes32 internal constant KERNEL_APP_ADDR_NAMESPACE = 0xd6f028ca0e8edb4a8c9757ca4fdccab25fa1e0317da1188108f7d2dee14902fb;
}
// File: contracts/apps/AppProxyBase.sol
contract AppProxyBase is AppStorage, DepositableDelegateProxy, KernelNamespaceConstants {
    /**
    * @dev Initialize AppProxy
    * @param _kernel Reference to organization kernel for the app
    * @param _appId Identifier for app
    * @param _initializePayload Payload for call to be made after setup to initialize
    */
    constructor(IKernel _kernel, bytes32 _appId, bytes _initializePayload) public {
        setKernel(_kernel);
        setAppId(_appId);

        // Implicit check that kernel is actually a Kernel
        // The EVM doesn't actually provide a way for us to make sure, but we can force a revert to
        // occur if the kernel is set to 0x0 or a non-code address when we try to call a method on
        // it.
        address appCode = getAppBase(_appId);

        // If initialize payload is provided, it will be executed
        if (_initializePayload.length > 0) {
            require(isContract(appCode));
            // Cannot make delegatecall as a delegateproxy.delegatedFwd as it
            // returns ending execution context and halts contract deployment
            require(appCode.delegatecall(_initializePayload));
        }
    }

    function getAppBase(bytes32 _appId) internal view returns (address) {
        return kernel().getApp(KERNEL_APP_BASES_NAMESPACE, _appId);
    }
}
// File: contracts/apps/AppProxyUpgradeable.sol
contract AppProxyUpgradeable is AppProxyBase {
    /**
    * @dev Initialize AppProxyUpgradeable (makes it an upgradeable Aragon app)
    * @param _kernel Reference to organization kernel for the app
    * @param _appId Identifier for app
    * @param _initializePayload Payload for call to be made after setup to initialize
    */
    constructor(IKernel _kernel, bytes32 _appId, bytes _initializePayload)
        AppProxyBase(_kernel, _appId, _initializePayload)
        public // solium-disable-line visibility-first
    {

    }

    /**
     * @dev ERC897, the address the proxy would delegate calls to
     */
    function implementation() public view returns (address) {
        return getAppBase(appId());
    }

    /**
     * @dev ERC897, whether it is a forwarding (1) or an upgradeable (2) proxy
     */
    function proxyType() public pure returns (uint256 proxyTypeId) {
        return UPGRADEABLE;
    }
}

    Contract ABI  
[{"constant":true,"inputs":[],"name":"proxyType","outputs":[{"name":"proxyTypeId","type":"uint256"}],"payable":false,"stateMutability":"pure","type":"function"},{"constant":true,"inputs":[],"name":"isDepositable","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"implementation","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"appId","outputs":[{"name":"","type":"bytes32"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"kernel","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"_kernel","type":"address"},{"name":"_appId","type":"bytes32"},{"name":"_initializePayload","type":"bytes"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"sender","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"ProxyDeposit","type":"event"}]

  Contract Creation Code Switch To Opcodes View
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

   Swarm Source:
bzzr://276efdd7355da6d727d8d918d459c69583630a4e2f5b4f75e059a5dfa16b10bf

 

View All
Block Age transaction Difficulty GasUsed Reward
View All
Block Age UncleNumber Difficulty GasUsed Reward
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.