Use blank?

Author: jhart-r7

modules/exploits/unix/webapp/actualanalyzer_ant_cookie_exec.rb

@@ -210,7 +210,7 @@ def get_analytics_host_admin
   end
 
   def exploit
-    if datastore['ANALYZER_HOST'].nil? || datastore['ANALYZER_HOST'] == ''
+    if datastore['ANALYZER_HOST'].blank?
       analytics_host = get_analytics_host_code
       analytics_host = get_analytics_host_view if analytics_host.nil?
       analytics_host = get_analytics_host_admin if analytics_host.nil?