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hyperlane-monorepo/solidity/contracts/hooks/DefaultHook.sol

60 lines
1.8 KiB

// SPDX-License-Identifier: MIT OR Apache-2.0
pragma solidity >=0.8.0;
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import {Message} from "../libs/Message.sol";
import {IPostDispatchHook} from "../interfaces/hooks/IPostDispatchHook.sol";
import {DomainRoutingHook} from "./DomainRoutingHook.sol";
contract ConfigurableDomainRoutingHook is DomainRoutingHook {
using Message for bytes;
/// @notice mapping of destination domain and recipient to custom hook
mapping(bytes32 => address) public customHooks;
constructor(address mailbox, address owner) DomainRoutingHook(owner) {}
function postDispatch(bytes calldata metadata, bytes calldata message)
public
payable
override
{
bytes32 hookKey = keccak256(
abi.encodePacked(message.destination(), message.recipient())
);
address customHookPreset = customHooks[hookKey];
if (customHookPreset != address(0)) {
IPostDispatchHook(customHookPreset).postDispatch{value: msg.value}(
metadata,
message
);
} else {
super.postDispatch(metadata, message);
}
}
// TODO: need to restrict sender
function configCustomHook(
uint32 destinationDomain,
bytes32 recipient,
address hook
) external {
bytes32 hookKey = keccak256(
abi.encodePacked(destinationDomain, recipient)
);
require(customHooks[hookKey] == address(0), "hook already set");
customHooks[hookKey] = hook;
}
}