Redirect /import to project page if no importing at all and repo exists

Fixes #13367.

app/controllers/projects/imports_controller.rb

@@ -3,6 +3,7 @@ class Projects::ImportsController < Projects::ApplicationController
   before_action :authorize_admin_project!
   before_action :require_no_repo, only: [:new, :create]
   before_action :redirect_if_progress, only: [:new, :create]
+  before_action :redirect_if_no_import, only: :show
 
   def new
   end
@@ -63,14 +64,19 @@ class Projects::ImportsController < Projects::ApplicationController
 
   def require_no_repo
     if @project.repository_exists?
-      redirect_to(namespace_project_path(@project.namespace, @project))
+      redirect_to namespace_project_path(@project.namespace, @project)
     end
   end
 
   def redirect_if_progress
     if @project.import_in_progress?
-      redirect_to namespace_project_import_path(@project.namespace, @project) &&
+      redirect_to namespace_project_import_path(@project.namespace, @project)
-        return
+    end
+  end
+
+  def redirect_if_no_import
+    if @project.repository_exists? && @project.no_import?
+      redirect_to namespace_project_path(@project.namespace, @project)
     end
   end
 end

app/models/project.rb

@@ -382,6 +382,10 @@ class Project < ActiveRecord::Base
     external_import? || forked?
   end
 
+  def no_import?
+    import_status == 'none'
+  end
+
   def external_import?
     import_url.present?
   end

spec/controllers/projects/imports_controller_spec.rb

@@ -104,6 +104,18 @@ describe Projects::ImportsController do
           end
         end
       end
+
+      context 'when import never happened' do
+        before do
+          project.update_attribute(:import_status, :none)
+        end
+
+        it 'redirects to namespace_project_path' do
+          get :show, namespace_id: project.namespace.to_param, project_id: project.to_param
+
+          expect(response).to redirect_to namespace_project_path(project.namespace, project)
+        end
+      end
     end
   end
 end