Add support for proper redirects and filtering

app/controllers/import/base_controller.rb

@@ -43,6 +43,10 @@ class Import::BaseController < ApplicationController
 
   private
 
+  def filter_attribute
+    :name
+  end
+
   def sanitized_filter_param
     @filter ||= sanitize(params[:filter])
   end

app/controllers/import/bitbucket_server_controller.rb

@@ -193,13 +193,19 @@ class Import::BitbucketServerController < Import::BaseController
   end
 
   def bitbucket_connection_error(error)
+    flash[:alert] = _("Unable to connect to server: %{error}") % { error: error }
+    clear_session_data
+
     respond_to do |format|
       format.json do
-        render json: { error: _("Unable to connect to server: %{error}") % { error: error } }, status: :unprocessable_entity
+        render json: {
+          error: {
+            message: _("Unable to connect to server: %{error}") % { error: error },
+            redirect: new_import_bitbucket_server_path
+          }
+        }, status: :unprocessable_entity
       end
       format.html do
-        flash[:alert] = _("Unable to connect to server: %{error}") % { error: error }
-        clear_session_data
         redirect_to new_import_bitbucket_server_path
       end
     end

config/routes/import.rb

@@ -25,6 +25,7 @@ namespace :import do
     get :status
     get :callback
     get :jobs
+    get :realtime_changes
   end
 
   resource :bitbucket, only: [:create], controller: :bitbucket do