add show page url to feed

app/models/bulletin_feed.rb

@@ -85,7 +85,7 @@ class BulletinFeed
         end
         anns_before_filter.selector = {"$and"=>[anns_before_filter.selector,{"$or"=>(I18n.available_locales.map{|v| {"title.#{v}"=>{"$nin"=>["", nil]}}})}]}
         if can_display_and_sorted_flag
-          announcements = anns_before_filter.valid_time_range
+          announcements = anns_before_filter.valid_time_range.to_a
         end
       else
         announcements = []
@@ -99,6 +99,19 @@ class BulletinFeed
 
     first_postdate = anns_before_filter.open_in_future.limit(1).pluck(:postdate)[0]
     first_deadline = nil
+    cat_ids = announcements.collect{|a| a.category_id.blank? ? nil : a.category_id.to_s}.compact.uniq
+    tag_ids = announcements.collect{|a| a.tag_ids.collect{|v| v.blank? ? nil : v.to_s}}.flatten.compact.uniq
+    basic_query = {:module => 'announcement',:enabled_for=>I18n.locale}
+    if !cat_ids.blank?
+      query = basic_query.merge({:categories.all => cat_ids})
+    else
+      query = basic_query.clone
+    end
+    if !tag_ids.blank?
+      query = query.merge({:tags.all => tag_ids})
+    end
+    page = Page.where(query).first || Page.where(basic_query).first
+    more_url = page ? "/#{I18n.locale}#{(page.get_url)}" : nil
 
     announcements.each_with_index do |anns,i|
       deadline = anns.deadline
@@ -114,6 +127,11 @@ class BulletinFeed
         author = ""
       end
       a = {}
+      if more_url
+        a['show_url'] = "#{more_url}/#{anns.to_param}"
+      else
+        a['show_url'] = '#'
+      end
       a["id"] = anns.uid
       a["title_translations"] = anns.title_translations
       a["subtitle_translations"] = anns.subtitle_translations