Change wording of rate-limited page

Include information about what the per-day limit is, and when the
user can next make a request. Fixes #412.

1 files changed, 10 insertions, 0 deletions

diff --git a/app/models/user.rb b/app/models/user.rb
index 8c4b35fe6..28d130c46 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -288,6 +288,16 @@ class User < ActiveRecord::Base
         
         return (recent_requests >= daily_limit)
     end
+    def next_request_permitted_at
+        return nil if self.no_limit
+        
+        daily_limit = MySociety::Config.get("MAX_REQUESTS_PER_USER_PER_DAY")
+        n_most_recent_requests = InfoRequest.all(:conditions => ["user_id = ? and created_at > now() - '1 day'::interval", self.id], :order => "created_at DESC", :limit => daily_limit)
+        return nil if n_most_recent_requests.size < daily_limit
+        
+        nth_most_recent_request = n_most_recent_requests[-1]
+        return nth_most_recent_request.created_at + 1.day
+    end
     def can_make_followup?
         self.ban_text.empty?
     end