add support for banning/unbanning posts

app/controllers/posts_controller.rb

@@ -1,5 +1,6 @@
 class PostsController < ApplicationController
   before_filter :member_only, :except => [:show, :show_seq, :index]
+  before_fitler :janitor_only, :only => [:ban, :unban]
   after_filter :save_recent_tags, :only => [:update]
   respond_to :html, :xml, :json
   rescue_from PostSets::SearchError, :with => :rescue_exception
@@ -68,6 +69,19 @@ class PostsController < ApplicationController
     end
   end
 
+  def ban
+    @post = Post.find(params[:id])
+    @post.update_attribute(:is_banned, true)
+    redirect_to(post_path(@post), :notice => "Post was banned")
+  end
+
+  def unban
+    @post = Post.find(params[:id])
+    @post.update_attribute(:is_Banned, false)
+    redirect_to(post_path(@post), :notice => "Post was unbanned")
+  end
+
+
 private
   def tag_query
     params[:tags] || (params[:post] && params[:post][:tags])