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-rw-r--r--activities/models/post_interaction.py15
1 files changed, 15 insertions, 0 deletions
diff --git a/activities/models/post_interaction.py b/activities/models/post_interaction.py
index ea95cdf..4f1eb03 100644
--- a/activities/models/post_interaction.py
+++ b/activities/models/post_interaction.py
@@ -285,3 +285,18 @@ class PostInteraction(StatorModel):
TimelineEvent.add_post_interaction(interaction.post.author, interaction)
# Force it into fanned_out as it's not ours
interaction.transition_perform(PostInteractionStates.fanned_out)
+
+ @classmethod
+ def handle_undo_ap(cls, data):
+ """
+ Handles an incoming undo for a announce/like
+ """
+ # Find it
+ interaction = cls.by_ap(data["object"])
+ # Verify the actor matches
+ if data["actor"] != interaction.identity.actor_uri:
+ raise ValueError("Actor mismatch on interaction undo")
+ # Delete all events that reference it
+ interaction.timeline_events.all().delete()
+ # Force it into undone_fanned_out as it's not ours
+ interaction.transition_perform(PostInteractionStates.undone_fanned_out)