symmetric_encryption.rb in symmetric-encryption-3.2

- old
+ new

@@ -36,9 +36,14 @@
     raise "Call SymmetricEncryption.load! or SymmetricEncryption.cipher= prior to encrypting or decrypting data" unless @@cipher
     return @@cipher if version.nil? || (@@cipher.version == version)
     secondary_ciphers.find {|c| c.version == version} || (@@cipher if version == 0)
   end
 
+  # Returns whether a primary cipher has been set
+  def self.cipher?
+    !@@cipher.nil?
+  end
+
   # Set the Secondary Symmetric Ciphers Array to be used
   def self.secondary_ciphers=(secondary_ciphers)
     raise "secondary_ciphers must be a collection" unless secondary_ciphers.respond_to? :each
     secondary_ciphers.each do |cipher|
       raise "secondary_ciphers can only consist of SymmetricEncryption::Ciphers" unless cipher.respond_to?(:encrypt) && cipher.respond_to?(:decrypt)
\ No newline at end of file