Remove repetion of shareable initialization code

app/models/photo.rb

@@ -82,11 +82,7 @@ class Photo < ActiveRecord::Base
   end
 
   def self.diaspora_initialize(params = {})
-    photo = self.new params.to_hash.slice(:text, :pending)
+    photo = shareable_initialize(params)
-    photo.author = params[:author]
-    photo.public = params[:public] if params[:public]
-    photo.pending = params[:pending] if params[:pending]
-
     photo.random_string = SecureRandom.hex(10)
 
     if photo.author.local?

app/models/post.rb

@@ -133,9 +133,7 @@ class Post < ActiveRecord::Base
   #############
 
   def self.diaspora_initialize(params)
-    new(params.to_hash.stringify_keys.slice(*column_names)).tap do |new_post|
+    shareable_initialize(params)
-      new_post.author = params[:author]
-    end
   end
 
   # @return Returns true if this Post will accept updates (i.e. updates to the caption of a photo).

lib/diaspora/shareable.rb

@@ -57,6 +57,12 @@ module Diaspora
           user.person.send(table_name).where(pending: false)
         end
 
+        def self.shareable_initialize(params)
+          new(params.to_hash.stringify_keys.slice(*column_names)).tap do |new_shareable|
+            new_shareable.author = params[:author]
+          end
+        end
+
         def self.visible_by_user(user)
           ShareVisibility.arel_table[:user_id].eq(user.id)
         end