From 1661e8dc34cac61fccedf99c6200db453973525d Mon Sep 17 00:00:00 2001
From: Michael Kirk <michael.code@endoftheworl.de>
Date: Fri, 16 Jun 2017 12:33:50 -0400
Subject: [PATCH] assume contact in 1:1 thread

// FREEBIE
---
 .../ConversationView/MessagesViewController.m       | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/Signal/src/ViewControllers/ConversationView/MessagesViewController.m b/Signal/src/ViewControllers/ConversationView/MessagesViewController.m
index 239dca45b..c3c95660f 100644
--- a/Signal/src/ViewControllers/ConversationView/MessagesViewController.m
+++ b/Signal/src/ViewControllers/ConversationView/MessagesViewController.m
@@ -2399,9 +2399,16 @@ typedef enum : NSUInteger {
 - (void)tappedNonBlockingIdentityChangeForRecipientId:(nullable NSString *)signalId
 {
     if (signalId == nil) {
-        // Before 2.13 we didn't track the recipient id in the identity change error.
-        DDLogWarn(@"%@ Ignoring tap on legacy nonblocking identity change since it has no signal id", self.tag);
-        return;
+        if (self.thread.isGroupThread) {
+            // Before 2.13 we didn't track the recipient id in the identity change error.
+            DDLogWarn(@"%@ Ignoring tap on legacy nonblocking identity change since it has no signal id", self.tag);
+        } else {
+            DDLogInfo(
+                @"%@ Assuming tap on legacy nonblocking identity change corresponds to current contact thread: %@",
+                self.tag,
+                self.thread.contactIdentifier);
+            signalId = self.thread.contactIdentifier;
+        }
     }
 
     [self showFingerprintWithRecipientId:signalId];