allow to preselect order view

app/controllers/orders_controller.rb

@@ -28,16 +28,17 @@ class OrdersController < ApplicationController
   # Renders also the pdf
   def show
     @order= Order.find(params[:id])
+    @view = (params[:view] or 'default').gsub(/[^-_a-zA-Z0-9]/, '')
 
     respond_to do |format|
+      @partial = case @view
+                   when 'default' then "articles"
+                   when 'groups'then 'shared/articles_by_groups'
+                   when 'articles'then 'shared/articles_by_articles'
+                   else 'articles'
+                 end
       format.html
       format.js do
-        @partial = case params[:view]
-                     when 'default' then "articles"
-                     when 'groups'then 'shared/articles_by_groups'
-                     when 'articles'then 'shared/articles_by_articles'
-                     else 'articles'
-                   end
         render :layout => false
       end
       format.pdf do

app/helpers/orders_helper.rb

@@ -2,7 +2,8 @@
 module OrdersHelper
 
   def update_articles_link(order, text, view, options={})
-    options.merge!({remote: true, id: "view_#{view}_btn"})
+    options = {remote: true, id: "view_#{view}_btn", class: ''}.merge(options)
+    options[:class] += ' active' if view.to_s == @view.to_s
     link_to text, order_path(order, view: view), options
   end
 

app/views/orders/show.html.haml

@@ -41,7 +41,7 @@
 
   .btn-toolbar
     .btn-group.view_buttons
-      = update_articles_link @order, t('.articles'), :default, class: 'btn active'
+      = update_articles_link @order, t('.articles'), :default, class: 'btn'
       = update_articles_link @order, t('.sort_group'), :groups, class: 'btn'
       = update_articles_link @order, t('.sort_article'), :articles, class: 'btn'
 
@@ -69,15 +69,8 @@
         class: 'btn btn-danger'
 
 
--# unless @order.open?
-  %ul.nav.nav-pills
-    %li= update_articles_link(@order, t('.articles'), :default)
-    %li= update_articles_link(@order, t('.sort_group'), :groups)
-    %li= update_articles_link(@order, t('.sort_article'), :articles)
-    %li= link_to t('.comments_link'), '#comments'
-
 %section#articles_table
-  = render 'articles', order: @order
+  = render @partial, order: @order
 
 %h2= t '.comments.title'
 #comments
@@ -103,5 +96,5 @@
       $('#query').attr('placeholder', placeholder);
     }
     $(function() {
-      activate_search('default', '#{j t('.search_placeholder.default')}');
+      activate_search('#{j @view}', '#{j t(".search_placeholder.#{@view}")}');
     });