added "pending" scope helper

app/models/searchable.rb

···
       )
     }
 
+    scope :pending, -> { where(post: nil) }
+
     def cursor
       "#{self.time.to_f}:#{self.id}"
     end

lib/tasks/import.rake

···
 
   case ENV['COLLECTION']
   when 'likes'
-    queue = ItemQueue.new(user.likes.where(post: nil).to_a)
+    queue = ItemQueue.new(user.likes.pending.to_a)
     importer = LikesImporter.new(ENV['USER'])
   when 'reposts'
-    queue = ItemQueue.new(user.reposts.where(post: nil).to_a)
+    queue = ItemQueue.new(user.reposts.pending.to_a)
     importer = RepostsImporter.new(ENV['USER'])
   when 'posts'
-    queue = ItemQueue.new(user.quotes.where(post: nil).to_a + user.pins.where(post: nil).to_a)
+    queue = ItemQueue.new(user.quotes.pending.to_a + user.pins.pending.to_a)
     importer = PostsImporter.new(ENV['USER'])
   when nil
     raise "Required COLLECTION parameter missing"
···
 
 task :process_posts do
   queue = ItemQueue.new(
-    Like.where(post: nil).to_a +
-    Repost.where(post: nil).to_a +
-    Quote.where(post: nil).to_a +
-    Pin.where(post: nil).to_a
+    [Like, Repost, Quote, Pin].map { |x| x.pending.to_a }.reduce(&:+)
   )
 
   report = ImportReport.new