Don't duplicate incoming statuses

fedireads/incoming.py

@@ -285,7 +285,7 @@ def handle_incoming_create(activity):
     elif not user.local:
         try:
             status = create_status_from_activity(user, activity['object'])
-            if status.reply_parent:
+            if status and status.reply_parent:
                 create_notification(
                     status.reply_parent.user,
                     'REPLY',

fedireads/status.py

@@ -48,9 +48,10 @@ def create_status_from_activity(author, activity):
     reply_parent = get_status(reply_parent_id)
 
     remote_id = activity['id']
-
-    status = create_status(author, content, reply_parent=reply_parent)
-    status.remote_id = remote_id
+    if models.Status.objects.filter(remote_id=remote_id).count():
+        return None
+    status = create_status(author, content, reply_parent=reply_parent,
+                           remote_id=remote_id)
     status.published_date = activity.get('published')
     status.save()
     return status
@@ -80,7 +81,8 @@ def get_status(absolute_id):
 
 
 
-def create_status(user, content, reply_parent=None, mention_books=None):
+def create_status(user, content, reply_parent=None, mention_books=None,
+                  remote_id=None):
     ''' a status update '''
     # TODO: handle @'ing users
 
@@ -93,6 +95,7 @@ def create_status(user, content, reply_parent=None, mention_books=None):
         user=user,
         content=content,
         reply_parent=reply_parent,
+        remote_id=remote_id,
     )
 
     if mention_books:

fedireads/templates/snippets/status.html

@@ -14,7 +14,7 @@
     {% if status.status_type == 'Review' %}<h4>{{ status.name }}
         <small>{{ status.rating | stars }} stars, by {% include 'snippets/username.html' with user=status.user %}</small>
     </h4>{% endif %}
-    <blockquote>{{ status.content }}</blockquote>
+    <blockquote>{{ status.content | safe }}</blockquote>
     {% if not max_depth and status.reply_parent or status|replies %}<p><a href="{{ status.absolute_id }}">Thread</a>{% endif %}
     {% include 'snippets/interaction.html' with activity=status %}
 </div>