From a7d389020a00a9c75281d66cdaf6a5e12b3dc2ba Mon Sep 17 00:00:00 2001
From: Andrew Godwin
Date: Fri, 16 Dec 2022 20:17:19 -0700
Subject: Handle undos of missing posts

---
 activities/models/post_interaction.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/activities/models/post_interaction.py b/activities/models/post_interaction.py
index 9630948..69918ab 100644
--- a/activities/models/post_interaction.py
+++ b/activities/models/post_interaction.py
@@ -271,7 +271,7 @@ class PostInteraction(StatorModel):
                     type=type,
                 )
             else:
-                raise KeyError(f"No post with ID {data['id']}", data)
+                raise cls.DoesNotExist(f"No interaction with ID {data['id']}", data)
         return boost
 
     @classmethod
@@ -301,7 +301,11 @@ class PostInteraction(StatorModel):
         """
         with transaction.atomic():
             # Find it
-            interaction = cls.by_ap(data["object"])
+            try:
+                interaction = cls.by_ap(data["object"])
+            except cls.DoesNotExist:
+                # Well I guess we don't need to undo it do we
+                return
             # Verify the actor matches
             if data["actor"] != interaction.identity.actor_uri:
                 raise ValueError("Actor mismatch on interaction undo")
-- 
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