Remove deleted authors from history feed

app/views/changesets/index.atom.builder

@@ -30,7 +30,7 @@ atom_feed(:language => I18n.locale, :schema_date => 2009,
         entry.title t(".feed.title", :id => changeset.id)
       end
 
-      if changeset.user.data_public?
+      if changeset.user.data_public? && changeset.user.status != "deleted"
         entry.author do |author|
           author.name changeset.user.display_name
           author.uri user_url(changeset.user, :only_path => false)
@@ -48,7 +48,7 @@ atom_feed(:language => I18n.locale, :schema_date => 2009,
             tr.th t(".feed.closed")
             tr.td l(changeset.closed_at)
           end
-          if changeset.user.data_public?
+          if changeset.user.data_public? && changeset.user.status != "deleted"
             table.tr do |tr|
               tr.th t(".feed.belongs_to")
               tr.td do |td|

test/controllers/changesets_controller_test.rb

@@ -484,6 +484,28 @@ def test_feed_max_id
     assert_redirected_to :action => :feed
   end
 
+  ##
+  # Checks if author fields are visible only for non-deleted users
+  def test_feed_author
+    user = create(:user)
+    create(:changeset, :user => user, :num_changes => 1)
+
+    get history_feed_path(:format => :atom, :display_name => user.display_name)
+    assert_response :success
+    assert_select "feed entry", :count => 1 do
+      assert_select "author", :count => 1
+      assert_select "content xhtml|table xhtml|th", :text => "Author", :count => 1
+    end
+
+    user.hide!
+    get history_feed_path(:format => :atom, :display_name => user.display_name)
+    assert_response :success
+    assert_select "feed entry", :count => 1 do
+      assert_select "author", :count => 0
+      assert_select "content xhtml|table xhtml|th", :text => "Author", :count => 0
+    end
+  end
+
   def test_subscribe_page
     user = create(:user)
     other_user = create(:user)