added source filter

app/controllers/announcements_controller.rb

@@ -8,9 +8,14 @@ class AnnouncementsController < ApplicationController
     if !params['tags'].blank?
       announcements = Bulletin.where(:title.ne => "",:is_preview.in=>[false,nil]).and(:title.ne => nil).can_display.is_approved.filter_by_tags(params['tags']).page(OrbitHelper.page_number).per(OrbitHelper.page_data_count).to_a
     else
-      announcements = Bulletin.where(:title.ne => "",:is_preview.in=>[false,nil]).and(:title.ne => nil, :is_top.ne => true).can_display.is_approved.filter_by_categories([],false).filter_by_tags.to_a
-      
-      feeds_anns = get_feed_announcements("index")
+    
+      if !params["source"].present?
+        announcements = Bulletin.where(:title.ne => "",:is_preview.in=>[false,nil]).and(:title.ne => nil, :is_top.ne => true).can_display.is_approved.filter_by_categories([],false).filter_by_tags.to_a
+        feeds_anns = get_feed_announcements("index")
+      else
+        announcements = []
+        feeds_anns = get_feed_announcements("index",params["source"])
+      end
     end
 
     if OrbitHelper.page_number == 1 or OrbitHelper.page_number.nil?
@@ -73,7 +78,7 @@ class AnnouncementsController < ApplicationController
           "view_count" => a.view_count
         }
       else
-        anns << a
+        anns << a if a["source-site-title"] == params["source"]
       end
     end
     #If no data , hide title&table
@@ -104,11 +109,12 @@ class AnnouncementsController < ApplicationController
 
   end
 
-  def get_feed_announcements(type)
+  def get_feed_announcements(type,source=nil)
     feed_anns = OrbitHelper.get_feed_for_module(type)
     fans = []
     locale = OrbitHelper.get_site_locale.to_s
     feed_anns.each do |fa|
+      next if !source.nil? && source != fa["source-site-title"]
       status = {
         "status" => "<a href='#{fa["source-site"]}' target='_blank' class='feed-source'>#{fa["source-site-title"]}</a>",
         "status-class" => "status-source"