require 'puppet/ssl/base'

# Manage certificates themselves.  This class has no
# 'generate' method because the CA is responsible
# for turning CSRs into certificates; we can only
# retrieve them from the CA (or not, as is often
# the case).
class Puppet::SSL::Certificate < Puppet::SSL::Base
  # This is defined from the base class
  wraps OpenSSL::X509::Certificate

  extend Puppet::Indirector
  indirects :certificate, :terminus_class => :file

  # Convert a string into an instance.
  def self.from_s(string)
    instance = wrapped_class.new(string)
    name = instance.subject.to_s.sub(/\/CN=/i, '').downcase
    result = new(name)
    result.content = instance
    result
  end

  # Because of how the format handler class is included, this
  # can't be in the base class.
  def self.supported_formats
    [:s]
  end

  def alternate_names
    alts = content.extensions.find{|ext| ext.oid == "subjectAltName"}
    return [] unless alts
    alts.value.split(/,\s+/).map{|al| al.sub(/^DNS:/,'')}
  end

  def expiration
    return nil unless content
    content.not_after
  end
end
