require 'sha1'
require 'md5'

class Authorization
  class << self
    def check( enc_password, raw_password )
      algo, salt, hsh = enc_password.split( "$" )

      case algo
      when "md5"  then MD5.md5( salt + raw_password ).to_s == hsh
      when "sha1" then SHA1.sha1( salt + raw_password ).to_s == hsh
      else
        false
      end
    end
  end
end