lib/page_rankr/backlink.rb in PageRankr-1.7.1 vs lib/page_rankr/backlink.rb in PageRankr-2.0.0

@@ -1,15 +1,21 @@
 require 'rubygems'
 require 'nokogiri'
 require 'open-uri'
 
 module PageRankr
-  class Backlink
+  module Backlink
     attr_reader :backlinks
     alias_method :tracked, :backlinks
     
     def initialize(site)
-      @backlinks = clean Nokogiri::HTML(open url(site)).at(xpath).to_s
+      @site = site
+      
+      request.on_complete do |response|
+        html = Nokogiri::HTML(response.body)
+        @backlinks = clean(html.at(xpath).to_s)
+        @backlinks = nil if @backlinks.zero?
+      end
     end
     
     def clean(backlink_count)
       backlink_count.gsub(/[a-zA-Z,\s\(\)]/, '').to_i
     end
\ No newline at end of file