diff app/helpers/attachments_helper.rb @ 969:e632838adb35 cannam

Merge from branch "live"

--- a/app/helpers/attachments_helper.rb	Tue Oct 16 16:47:33 2012 +0100
+++ b/app/helpers/attachments_helper.rb	Wed Oct 17 10:42:55 2012 +0100
@@ -42,4 +42,11 @@
       api.created_on attachment.created_on
     end
   end
+
+  # Returns true if user agent appears (approximately) to be a search
+  # bot or crawler
+  def user_is_search_bot?
+    agent = request.env['HTTP_USER_AGENT']
+    agent and agent =~ /(bot|slurp|crawler|spider)\b/i
+  end
 end