Only handle the first config sync message after restoration

Podfile.lock

@@ -219,4 +219,4 @@ SPEC CHECKSUMS:
 
 PODFILE CHECKSUM: bb4f6cffd6e7c08814b945e1787d01d639036b1e
 
-COCOAPODS: 1.10.0.rc.1
+COCOAPODS: 1.10.1

SessionMessagingKit/Sending & Receiving/MessageReceiver+Handling.swift

@@ -144,7 +144,7 @@ extension MessageReceiver {
     }
     
     private static func handleConfigurationMessage(_ message: ConfigurationMessage, using transaction: Any) {
-        guard message.sender == getUserHexEncodedPublicKey() else { return }
+        guard message.sender == getUserHexEncodedPublicKey(), !UserDefaults.standard[.hasSyncedConfiguration] else { return }
         let storage = SNMessagingKitConfiguration.shared.storage
         let allClosedGroupPublicKeys = storage.getUserClosedGroupPublicKeys()
         for closedGroup in message.closedGroups {
@@ -157,6 +157,7 @@ extension MessageReceiver {
             guard !allOpenGroups.contains(openGroupURL) else { continue }
             OpenGroupManager.shared.add(with: openGroupURL, using: transaction).retainUntilComplete()
         }
+        UserDefaults.standard[.hasSyncedConfiguration] = true
     }
 
     @discardableResult

SessionMessagingKit/Sending & Receiving/MessageSender.swift

@@ -364,6 +364,7 @@ public final class MessageSender : NSObject {
         OWSDisappearingMessagesJob.shared().startAnyExpiration(for: tsMessage, expirationStartedAt: NSDate.millisecondTimestamp(), transaction: transaction)
         // Sync the message if:
         // • it's a visible message
+        // • the destination was a contact
         // • we didn't sync it already
         let userPublicKey = getUserHexEncodedPublicKey()
         if case .contact(let publicKey) = destination, !isSyncMessage, let message = message as? VisibleMessage {

SessionUtilitiesKit/General/SNUserDefaults.swift

@@ -5,6 +5,7 @@ public enum SNUserDefaults {
     public enum Bool : Swift.String {
         case hasLaunchedOnce
         case hasSeenGIFMetadataWarning
+        case hasSyncedConfiguration
         case hasViewedSeed
         case isUsingFullAPNs
         case isMigratingToV2KeyPair