Merge pull request #166 from lens-protocol/feat/permissionless-creator

Feat/permissionless creator

addresses.json

@@ -149,7 +149,7 @@
     "ProfileTokenURI": "0xCCF77B802160326282F260bb6e275333fEA9E76C",
     "HandleTokenURI": "0x33b7C0692DD8267f936936C0A0f7079144d78B92",
     "FollowTokenURI": "0x1a4D3f97770925A14997B351C5cC3Cd47192a5B8"
-    "PermissionlessCreatorImpl": "0x9f077d03DBf4aB8c68e181baA3308F3B12C52Ae8",
+    "PermissionlessCreatorImpl": "0x80a4D78179Cf8C1B0a0621Ba5b33A55Fba469688",
     "PermissionlessCreator": "0x0b5e6100243f793e480DE6088dE6bA70aA9f3872"
   },
   "testnet": {

contracts/misc/PermissionlessCreator.sol

@@ -218,7 +218,7 @@ contract PermissionlessCreator is ImmutableOwnable {
     }
 
     function _validateHandleLength(string calldata handle) private view {
-        if (bytes(handle).length < _handleLengthMin) {
+        if (!_isCreditProvider[msg.sender] && bytes(handle).length < _handleLengthMin) {
             revert HandleLengthNotAllowed();
         }
     }
@@ -230,6 +230,10 @@ contract PermissionlessCreator is ImmutableOwnable {
     }
 
     function _spendCredit(address account) private {
+        if (_isCreditProvider[msg.sender]) {
+            // Credit providers do not need credits.
+            return;
+        }
         _credits[account] -= 1;
         emit CreditBalanceChanged(account, _credits[account], block.timestamp);
     }

test/misc/PermissionlessCreatorTest.t.sol

@@ -1011,3 +1011,71 @@ contract PermissionlessCreatorTest_Credits is PermissionlessCreatorTestBase {
         assertEq(permissionlessCreator.getCreditBalance(targetAddress), balanceBefore + addBalance - subBalance);
     }
 }
+
+contract PermissionlessCreatorTest_CreditProviders is PermissionlessCreatorTestBase {
+    address creditProvider = makeAddr('CREDIT_PROVIDER');
+
+    function setUp() public override {
+        super.setUp();
+
+        vm.prank(permissionlessCreatorOwner);
+        permissionlessCreator.addCreditProvider(creditProvider);
+    }
+
+    // Scenarios
+
+    function testCreateProfile_byCreditProvider(address to) public {
+        vm.assume(to != address(0));
+
+        Types.CreateProfileParams memory createProfileParams = Types.CreateProfileParams({
+            to: to,
+            followModule: address(0),
+            followModuleInitData: ''
+        });
+
+        address[] memory delegates = new address[](1);
+        delegates[0] = makeAddr('DE0');
+
+        vm.prank(creditProvider);
+        uint256 profileId = permissionlessCreator.createProfileUsingCredits(createProfileParams, delegates);
+
+        assertEq(hub.ownerOf(profileId), to);
+        assertTrue(hub.isDelegatedExecutorApproved(profileId, delegates[0]));
+    }
+
+    function testCreateHandle_byCreditProvider(address to) public {
+        vm.assume(to != address(0));
+
+        string memory handle = 'q4w';
+
+        vm.prank(creditProvider);
+        uint256 handleId = permissionlessCreator.createHandleUsingCredits(to, handle);
+
+        assertEq(lensHandles.ownerOf(handleId), to);
+    }
+
+    function testCreateProfileWithHandle_byCreditProvider(address to) public {
+        vm.assume(to != address(0));
+
+        Types.CreateProfileParams memory createProfileParams = Types.CreateProfileParams({
+            to: to,
+            followModule: address(0),
+            followModuleInitData: ''
+        });
+
+        string memory handle = 'q4w';
+        address[] memory delegates = new address[](1);
+        delegates[0] = makeAddr('DE0');
+
+        vm.prank(creditProvider);
+        (uint256 profileId, uint256 handleId) = permissionlessCreator.createProfileWithHandleUsingCredits(
+            createProfileParams,
+            handle,
+            delegates
+        );
+
+        assertEq(hub.ownerOf(profileId), to);
+        assertTrue(hub.isDelegatedExecutorApproved(profileId, delegates[0]));
+        assertEq(lensHandles.ownerOf(handleId), to);
+    }
+}