added random albums

app/controllers/galleries_controller.rb

@@ -1,12 +1,39 @@
 class GalleriesController < ApplicationController
 	def index
-      # albums = Album.filter_by_categories
-
     params = OrbitHelper.params
+    page = Page.where(:page_id => params[:page_id]).first
+    if page.layout.starts_with?("random")
+      data = get_random_data
+    else
+      data = get_data
+    end
 
-      albums = Album.filter_by_categories([],false).filter_by_tags.sample(OrbitHelper.page_data_count)
+    data
-      albums = Kaminari.paginate_array(albums).page(params[:page]).per(OrbitHelper.page_data_count)
+  end
 
+  def get_random_data
+    categories = OrbitHelper.page_categories
+    if categories.include?("all")
+      albums = Album.all.sample(OrbitHelper.page_data_count)
+    else
+      albums = Album.where(:category_id.in => categories).filter_by_tags.sample(OrbitHelper.page_data_count)
+    end
+    galleries = albums.collect do |a|
+        {
+          "album-name" => a.name,
+          "album-description" => a.description,
+          "link_to_show" =>  OrbitHelper.url_to_show(a.to_param),
+          "thumb-src" => a.cover_path || "/assets/gallery/default.jpg"
+        }
+    end
+    {
+      "albums" => galleries,
+      "extras" => {"widget-title"=>"Gallery"},
+    } 
+  end
+
+  def get_data
+    albums = Album.filter_by_categories.filter_by_tags
     galleries = albums.collect do |a|
         {
           "album-name" => a.name,
@@ -20,7 +47,6 @@ class GalleriesController < ApplicationController
       "extras" => {"widget-title"=>"Gallery"},
       "total_pages" => albums.total_pages
     } 
-
   end
 
   def show