include post author in participats

lib/diaspora/shareable.rb

@@ -111,7 +111,7 @@ module Diaspora
     def participants
       @participants ||= lambda do
         share_type = self.class.base_class.to_s
-        people = []
+        people = [self.author]
         if self.respond_to? :comments
           people += Person.joins(:comments).where(:comments => {:commentable_id => self.id, :commentable_type => share_type}).all
         end

spec/models/post_spec.rb

@@ -196,13 +196,19 @@ describe Post do
   end
 
   describe '#participants' do
+    it 'includes the post author' do
+      status = Factory(:status_message, :author => bob.person, :public => true)
+      status.participants.map(&:id).should == [bob.person.id]
+    end
+
     it 'only returns the people that commented and liked the post' do
       status = Factory(:status_message, :author => bob.person, :public => true)
       alice.comment('too', :post => status)
       eve.like(true, :target => status)
 
-      status.participants.map(&:id).should =~ [alice, eve].map{|x| x.person.id}
+      status.participants.map(&:id).should =~ [alice, eve, bob].map{|x| x.person.id}
     end
+
   end
 
   describe '#comments' do