Merge pull request #26 from erc7579/feature/add-erc7484

feat: add erc7484 to msaadvanced

Author: kopy-kat

src/MSAAdvanced.sol

@@ -10,6 +10,7 @@ import { IERC7579Account } from "./interfaces/IERC7579Account.sol";
 import { IMSA } from "./interfaces/IMSA.sol";
 import { ModuleManager } from "./core/ModuleManager.sol";
 import { HookManager } from "./core/HookManager.sol";
+import { RegistryAdapter } from "./core/RegistryAdapter.sol";
 
 /**
  * @author zeroknots.eth | rhinestone.wtf
@@ -18,7 +19,7 @@ import { HookManager } from "./core/HookManager.sol";
  * This account implements ExecType: DEFAULT and TRY.
  * Hook support is implemented
  */
-contract MSAAdvanced is IMSA, ExecutionHelper, ModuleManager, HookManager {
+contract MSAAdvanced is IMSA, ExecutionHelper, ModuleManager, HookManager, RegistryAdapter {
     using ExecutionLib for bytes;
     using ModeLib for ModeCode;
 
@@ -85,6 +86,7 @@ contract MSAAdvanced is IMSA, ExecutionHelper, ModuleManager, HookManager {
         payable
         onlyExecutorModule
         withHook
+        withRegistry(msg.sender, MODULE_TYPE_EXECUTOR)
         returns (
             bytes[] memory returnData // TODO returnData is not used
         )
@@ -162,6 +164,7 @@ contract MSAAdvanced is IMSA, ExecutionHelper, ModuleManager, HookManager {
         payable
         onlyEntryPointOrSelf
         withHook
+        withRegistry(module, moduleTypeId)
     {
         if (!IModule(module).isModuleType(moduleTypeId)) revert MismatchModuleTypeId(moduleTypeId);
 

src/core/RegistryAdapter.sol

@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.23;
+
+import { IERC7484 } from "../interfaces/IERC7484.sol";
+import { AccountBase } from "./AccountBase.sol";
+
+/**
+ * @title RegistryAdapter
+ * @author kopy-kat | rhinestone.wtf
+ * @dev This contract uses ERC-7484 to check if a module is attested to and exposes a modifier to
+ * use it.
+ */
+abstract contract RegistryAdapter is AccountBase {
+    event ERC7484RegistryConfigured(address indexed smartAccount, address indexed registry);
+
+    IERC7484 internal $registry;
+
+    modifier withRegistry(address module, uint256 moduleTypeId) {
+        IERC7484 registry = $registry;
+        if (address(registry) != address(0)) {
+            registry.check(module, moduleTypeId);
+        }
+        _;
+    }
+
+    function setRegistry(
+        IERC7484 registry,
+        address[] calldata attesters,
+        uint8 threshold
+    )
+        external
+        onlyEntryPointOrSelf
+    {
+        $registry = registry;
+        if (attesters.length > 0) {
+            registry.trustAttesters(threshold, attesters);
+        }
+    }
+}

src/interfaces/IERC7484.sol

@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+interface IERC7484 {
+    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
+    /*          Check with Registry internal attesters            */
+    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/
+    function check(address module) external view;
+
+    function checkForAccount(address smartAccount, address module) external view;
+
+    function check(address module, uint256 moduleType) external view;
+
+    function checkForAccount(
+        address smartAccount,
+        address module,
+        uint256 moduleType
+    )
+        external
+        view;
+
+    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
+    /*              Check with external attester(s)               */
+    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/
+
+    function check(address module, address attester) external view;
+
+    function check(address module, uint256 moduleType, address attester) external view;
+
+    function checkN(
+        address module,
+        address[] calldata attesters,
+        uint256 threshold
+    )
+        external
+        view;
+
+    function checkN(
+        address module,
+        uint256 moduleType,
+        address[] calldata attesters,
+        uint256 threshold
+    )
+        external
+        view;
+
+    function trustAttesters(uint8 threshold, address[] calldata attesters) external;
+}