From 5688d857895263c9da29b2e083cb43a3b541428d Mon Sep 17 00:00:00 2001
From: Greyson Parrelli <greyson@signal.org>
Date: Thu, 10 Aug 2023 17:10:32 -0400
Subject: [PATCH] Do not send retry receipts for messages sent to our PNI.

---
 .../org/thoughtcrime/securesms/messages/MessageDecryptor.kt  | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/app/src/main/java/org/thoughtcrime/securesms/messages/MessageDecryptor.kt b/app/src/main/java/org/thoughtcrime/securesms/messages/MessageDecryptor.kt
index c8d4cb45dd..2aff246c15 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/messages/MessageDecryptor.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/messages/MessageDecryptor.kt
@@ -261,6 +261,11 @@ object MessageDecryptor {
     followUpOperations: MutableList<FollowUpOperation>,
     protocolException: ProtocolException
   ): Result {
+    if (ServiceId.parseOrNull(envelope.destinationServiceId) == SignalStore.account().pni) {
+      Log.w(TAG, "${logPrefix(envelope)} Decryption error for message sent to our PNI! Ignoring.")
+      return Result.Ignore(envelope, serverDeliveredTimestamp, followUpOperations)
+    }
+
     val contentHint: ContentHint = ContentHint.fromType(protocolException.contentHint)
     val senderDevice: Int = protocolException.senderDevice
     val receivedTimestamp: Long = System.currentTimeMillis()