facebook.rb in share_checker-0.1.2

- old
+ new

@@ -1,7 +1,5 @@
-require 'nokogiri'
-
 module ShareChecker
   module Providers
     class Facebook < Provider
       # Response sample
       #    
@@ -18,11 +16,11 @@
       #    <commentsbox_count>0</commentsbox_count>
       #  </link_stat>
       # </links_getStats_response>
       #
       def parse(response)
-        doc = Nokogiri::XML(response)
-        doc.at("like_count").content.to_i
+        doc = parse_xml(response)
+        doc.nil? ? 0 : doc["links_getStats_response"]["link_stat"]["like_count"].to_i
       end
       
       def url
         "http://api.facebook.com/restserver.php?method=links.getStats&urls="
       end