From 6313f4116d8382eeaf56d1d90dc523111aafc92b Mon Sep 17 00:00:00 2001
From: donosonaumczuk <adonoso@itba.edu.ar>
Date: Thu, 4 May 2023 17:52:37 +0100
Subject: [PATCH] fix: Duplicates check added at _initPubActionModules

Co-authored-by: Victor Naumik <vicnaum@gmail.com>
---
 contracts/libraries/PublicationLib.sol | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/contracts/libraries/PublicationLib.sol b/contracts/libraries/PublicationLib.sol
index 2fd79eb..7cd920e 100644
--- a/contracts/libraries/PublicationLib.sol
+++ b/contracts/libraries/PublicationLib.sol
@@ -458,7 +458,13 @@ library PublicationLib {
                 revert Errors.NotWhitelisted();
             }
 
-            actionModuleBitmap |= 1 << (actionModuleWhitelistData.id - 1);
+            uint256 actionModuleIdBitmapMask = 1 << (actionModuleWhitelistData.id - 1);
+
+            if (enabledActionModulesBitmap & actionModuleIdBitmapMask != 0) {
+                revert Errors.AlreadyEnabled();
+            }
+
+            enabledActionModulesBitmap |= actionModuleIdBitmapMask;
 
             actionModuleInitResults[i] = IPublicationActionModule(actionModules[i]).initializePublicationAction(
                 profileId,