cachai.rb in cachai-0.2.4

- old
+ new

@@ -23,10 +23,11 @@
     end
 
     def initialize(app, opts = {})
       domain     = opts.delete(:domain) or raise 'Domain required.'
       redis_host = opts.delete(:redis_host) || 'localhost'
+      @duration  = opts.delete(:duration)
 
       Cachai.boot(domain, redis_host)
 
       if key = opts.delete(:akismet_key)
         @akismet = Akismet.new(:api_key => key, :blog => "http://#{Cachai.domain}")
@@ -76,29 +77,38 @@
           data['protocol'] = url.schema
           data['path']     = url.path
         end
 
         check_domain!(data['domain'])
-        halt(400, "Missing params") if data['protocol'].blank? or data['path'].blank?
+        if data['protocol'].blank? or data['path'].blank?
+          return halt(422, "Missing params.")
+        end
 
-        headers['Access-Control-Allow-Origin'] = data['protocol'] + '//' + data['domain']
+        post = Post.find_or_create_by_path(data['path'])
+        if @duration && post.created_at < @duration.days.ago
+          return halt(400, "Comments closed.")
+        end
+
         permalink = 'http://' + data['domain'] + data['path']
-        halt(400, "No spam allowed") if is_spam?(data, permalink, request)
 
+        if is_spam?(data, permalink, request)
+          return halt(401, "No spam allowed.")
+        end
+
         attrs = {
           :content      => data['content'],
           :author_name  => data['author_name'],
           :author_email => data['author_email'],
           :author_url   => data['author_url'],
           :parent_id    => data['parent_id'].to_i,
           :author_ip    => request.ip
         }
 
-        post = Post.find_or_create_by_path(data['path'])
         response = Response.create!(attrs.merge(:post_id => post.id))
         Cachai.clear_cache(data['path'])
         notify_new_response(response, data['path']) if @recipient
 
+        headers['Access-Control-Allow-Origin'] = data['protocol'] + '//' + data['domain']
         json({ :status => 'ok', :comment => response })
 
       rescue JSON::ParserError
         status 400 and json({ :error => 'Invalid JSON.' })
       rescue ActiveRecord::RecordInvalid => e