# Simple store of nonces. The OAuth Spec requires that any given pair of nonce and timestamps are unique.
# Thus you can use the same nonce with a different timestamp and viceversa.
class OauthNonce < ActiveRecord::Base
- validates_presence_of :nonce, :timestamp
- validates_uniqueness_of :nonce, :scope => :timestamp
-
+ validates :timestamp, :presence => true
+ validates :nonce, :presence => true, :uniqueness => { :scope => :timestamp }
+
# Remembers a nonce and it's associated timestamp. It returns false if it has already been used
def self.remember(nonce, timestamp)
- oauth_nonce = OauthNonce.create(:nonce => nonce, :timestamp => timestamp)
+ return false if Time.now.to_i - timestamp.to_i > 86400
+ oauth_nonce = OauthNonce.create(:nonce => nonce, :timestamp => timestamp.to_i)
return false if oauth_nonce.new_record?
oauth_nonce
end