Rework on store logo's path and default image

app/models/spree/store_decorator.rb

@@ -15,8 +15,9 @@ module Spree
     has_attached_file :logo,
       styles: { mini: '48x48>', small: '100x100>', medium: '250x250>' },
       default_style: :medium,
-      url: 'stores/:id/:style/:basename.:extension',
-      path: 'stores/:id/:style/:basename.:extension',
+      default_url: '/default/spree/stores/noimage.png',
+      url: '/spree/stores/:id/:style/:basename.:extension',
+      path: ':rails_root/public/spree/stores/:id/:style/:basename.:extension',
       convert_options: { all: '-strip -auto-orient' }
 
     if respond_to? :logo_file_name

lib/generators/spree_multi_domain/install/install_generator.rb

@@ -11,6 +11,10 @@ def add_migrations
         run 'rake railties:install:migrations FROM=spree_multi_domain'
       end
 
+      def add_store_default_logo
+        template '../templates/noimage.png', 'public/default/spree/stores/noimage.png'
+      end
+
       def run_migrations
         run_migrations = options[:auto_run_migrations] || ['', 'y', 'Y'].include?(ask 'Would you like to run the migrations now? [Y/n]')
         if run_migrations
@@ -19,6 +23,10 @@ def run_migrations
           puts 'Skipping rake db:migrate, don\'t forget to run it!'
         end
       end
+
+      def self.source_root
+        File.expand_path('../templates', __FILE__)
+      end
     end
   end
 end