Add custom score and last_activity method to determine if safe or not

lib/project-honeypot.rb

@@ -6,7 +6,7 @@ require "project_honeypot/rack/forbidden"
 
 module ProjectHoneypot
   class << self
-    attr_accessor :api_key
+    attr_accessor :api_key, :score, :last_activity
 
     def api_key
       raise "ProjectHoneypot really needs its api_key set to work" unless @api_key

lib/project_honeypot/url.rb

@@ -7,8 +7,16 @@ module ProjectHoneypot
       process_score(honeypot_response)
     end
 
-    def safe?
-      @safe
+    def safe?(hash = {})
+      score = hash[:score] || ProjectHoneypot.score
+      last_activity = hash[:last_activity] || ProjectHoneypot.last_activity
+
+      @safe ||
+        !(
+          last_activity.nil? && score.nil? ||
+          !score.nil? && self.score > score ||
+          !last_activity.nil? && self.last_activity > last_activity
+        )
     end
 
     def comment_spammer?