1.0.0

BaseApp

contract BaseApp

is Ownable

Abstract base contract for upgradeable applications. It handles the creation and upgrading of proxies.

Source: application/BaseApp.sol

Index

Reference

Functions

  • BaseApp

    function BaseApp(UpgradeabilityProxyFactory _factory) public

    Constructor function.

    Parameters:
    _factory - Proxy factory

  • create

    function create(string contractName) public returns (AdminUpgradeabilityProxy)

    Creates a new proxy for the given contract.

    Parameters:
    contractName - Name of the contract.
    Returns:
    Address of the new proxy.

  • createAndCall

    function createAndCall(string contractName, bytes data) public payable returns (AdminUpgradeabilityProxy)

    Creates a new proxy for the given contract and forwards a function call to it. This is useful to initialize the proxied contract.

    Parameters:
    contractName - Name of the contract.
    data - Data to send as msg.data in the low level call. It should include the signature and the parameters of the function to be called, as described in https://solidity.readthedocs.io/en/develop/abi-spec.html#function-selector-and-argument-encoding.
    Returns:
    Address of the new proxy.

  • getImplementation

    function getImplementation(string contractName) public view returns (address)

    Returns the implementation address for a given contract name, provided by the `ImplementationProvider`.

    Parameters:
    contractName - Name of the contract.
    Returns:
    Address where the contract is implemented.

  • getProvider

    abstract function getProvider() internal view returns (ImplementationProvider)

    Abstract function to return the implementation provider.

    Returns:
    The implementation provider.

  • getProxyAdmin

    function getProxyAdmin(AdminUpgradeabilityProxy proxy) public view returns (address)

    Returns the admin of a proxy. Only the admin can query it.

    Parameters:
    proxy - AdminUpgradeabilityProxy
    Returns:
    The address of the current admin of the proxy.

  • getProxyImplementation

    function getProxyImplementation(AdminUpgradeabilityProxy proxy) public view returns (address)

    Returns the current implementation of a proxy. This is needed because only the proxy admin can query it.

    Parameters:
    proxy - AdminUpgradeabilityProxy
    Returns:
    The address of the current implementation of the proxy.

  • upgrade

    function upgrade(AdminUpgradeabilityProxy proxy, string contractName) public

    Upgrades a proxy to the newest implementation of a contract.

    Modifiers:
    onlyOwner
    Parameters:
    proxy - Proxy to be upgraded.
    contractName - Name of the contract.

  • upgradeAndCall

    function upgradeAndCall(AdminUpgradeabilityProxy proxy, string contractName, bytes data) public payable

    Upgrades a proxy to the newest implementation of a contract and forwards a function call to it. This is useful to initialize the proxied contract.

    Modifiers:
    onlyOwner
    Parameters:
    proxy - Proxy to be upgraded.
    contractName - Name of the contract.
    data - Data to send as msg.data in the low level call. It should include the signature and the parameters of the function to be called, as described in https://solidity.readthedocs.io/en/develop/abi-spec.html#function-selector-and-argument-encoding.
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