fix ad_image size hints. fix orbit backend controller error when changing language.

app/controllers/orbit_backend_controller.rb

@@ -13,6 +13,7 @@ class OrbitBackendController< ApplicationController
   def setup_vars
     @app_title = request.fullpath.split('/')[2]
     @app_title = request.fullpath.split('/')[1] if(@app_title == "back_end") 
+    @app_title.gsub!(/[?].*/,'')
     @module_app = ModuleApp.first(conditions: {:key => @app_title} )
   end
 

app/models/ad_banner.rb

@@ -7,6 +7,7 @@ class AdBanner
   field :title
   field :transition_msec,type: Integer
   field :ad_fx  #TODO Design should explain
+  field :best_size,:default => ''
 
   before_save :save_or_destroy
   validates_uniqueness_of :title

app/views/admin/ad_images/_form.html.erb

@@ -80,7 +80,7 @@
               <!--請程式務必將圖片尺寸加入到行內裡-->
               <%= image_tag @ad_image.file rescue ''%>
             </div>
-            <span class="alert widgetInfo">此區塊圖片尺寸請使用580px × 225px</span>
+            <span class="alert widgetInfo"><%= t("admin.ad.widget_info_for_ad_image_size",:best_size=> @ad_image.ad_banner.best_size) if !@ad_image.ad_banner.best_size.empty?%></span>
             <div class="controls file-upload input-prepend">
               <label class="control-label add-on btn" for="input-upload">
 								<%= t(:browse) %>