Protect against pre-existing post_visibilities, log them so we can find out where they are coming from.'

app/models/jobs/receive_local_batch.rb

@@ -17,8 +17,12 @@ module Job
     def self.create_visibilities(post, recipient_user_ids)
       aspects = Aspect.where(:user_id => recipient_user_ids).joins(:contacts).where(:contacts => {:person_id => post.author_id}).select('aspects.id, aspects.user_id')
       aspects.each do |aspect|
-        PostVisibility.create(:aspect_id => aspect.id, :post_id => post.id)
-        post.socket_to_user(aspect.user_id, :aspect_ids => [aspect.id]) if post.respond_to? :socket_to_user
+        begin
+          PostVisibility.create(:aspect_id => aspect.id, :post_id => post.id)
+        rescue ActiveRecord::RecordNotUnique => e
+          Rails.logger.info(:event => :unexpected_pv, :aspect_id => aspect.id, :post_id => post.id)
+          #The post was already visible to that aspect
+        end
       end
     end
     def self.socket_to_users(post, recipient_user_ids)

spec/models/jobs/receive_local_batch_spec.rb

@@ -25,9 +25,15 @@ describe Job::ReceiveLocalBatch do
   end
   describe '.create_visibilities' do
     it 'creates a visibility for each user' do
-      PostVisibility.exists?(:aspect_id => bob.aspects.first, :post_id => @post.id).should be_false
+      PostVisibility.exists?(:aspect_id => bob.aspects.first.id, :post_id => @post.id).should be_false
       Job::ReceiveLocalBatch.create_visibilities(@post, [bob.id])
-      PostVisibility.exists?(:aspect_id => bob.aspects.first, :post_id => @post.id).should be_true
+      PostVisibility.exists?(:aspect_id => bob.aspects.first.id, :post_id => @post.id).should be_true
+    end
+    it 'does not raise if a visibility already exists' do
+      PostVisibility.create!(:aspect_id => bob.aspects.first.id, :post_id => @post.id)
+      lambda {
+        Job::ReceiveLocalBatch.create_visibilities(@post, [bob.id])
+      }.should_not raise_error
     end
   end
   describe '.socket_to_users' do