Merge branch 'zj-drop-gitorious-field' into 'master'

Remove gitorious from import_sources on ApplicationSetting model

Removes 'gitorious' as import field from the import_sources field on ApplicationSetting

Closes #21804

cc @markglenfletcher

See merge request !6180

CHANGELOG

@@ -88,6 +88,7 @@ v 8.11.5 (unreleased)
   - Fix suggested colors options for new labels in the admin area. !6138
   - Fix GitLab import button
   - Fix confidential issues being exposed as public using gitlab.com export
+  - Remove gitorious from import_sources
 
 v 8.11.4
   - Fix resolving conflicts on forks. !6082

db/migrate/20160902122721_drop_gitorious_field_from_application_settings.rb

+class DropGitoriousFieldFromApplicationSettings < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  # After the deploy the caches will be cold anyway
+  DOWNTIME = false
+
+  def up
+    require 'yaml'
+
+    import_sources = connection.execute('SELECT import_sources FROM application_settings;')
+
+    yaml = if Gitlab::Database.postgresql?
+             import_sources.values[0][0]
+           else
+             return unless import_sources.first
+
+             import_sources.first[0]
+           end
+
+    yaml = YAML.safe_load(yaml)
+    yaml.delete 'gitorious'
+
+    # No need for a WHERE clause as there is only one
+    connection.execute("UPDATE application_settings SET import_sources = #{update_yaml(yaml)}")
+  end
+
+  def down
+    # noop, gitorious still yields a 404 anyway
+  end
+
+  private
+
+  def connection
+    ActiveRecord::Base.connection
+  end
+
+  def update_yaml(yaml)
+    connection.quote(YAML.dump(yaml))
+  end
+end