Merge pull request #78 from CirclesUBI/20240129-erc1155-evaluation

fixed insertAvatar
CirclesUBI · Feb 1, 2024 · db7dd80 · db7dd80
2 parents b9ad21b + ac32559
commit db7dd80
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/multitoken-graph/Hub.sol b/src/multitoken-graph/Hub.sol
@@ -102,11 +102,12 @@ contract Hub is ERC1155 {
     }
 
     function insertAvatar(address avatar) internal {
+        avatars[avatar] = avatars[SENTINEL];
         avatars[SENTINEL] = avatar;
-        avatars[avatar] = SENTINEL;
     }
 
     function registerGroup(address _treasury, string calldata _name, string calldata _symbol) external {
+        require(avatars[msg.sender] == address(0));
         _registerGroup(msg.sender, standardGroupMint, _treasury, _name, _symbol);
     }
 
@@ -121,8 +122,8 @@ contract Hub is ERC1155 {
     }
 
     function registerOrganization(string calldata _name) external {
+        require(avatars[msg.sender] == address(0));
         insertAvatar(msg.sender);
-        lastMintTimes[msg.sender] = 0;
     }
 
     function trust(address _trustReceiver, uint256 _expiry) external {