diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/securerandom.rb')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/securerandom.rb | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/activesupport/lib/active_support/core_ext/securerandom.rb b/activesupport/lib/active_support/core_ext/securerandom.rb deleted file mode 100644 index ff1eb52843..0000000000 --- a/activesupport/lib/active_support/core_ext/securerandom.rb +++ /dev/null @@ -1,47 +0,0 @@ -module SecureRandom #:nodoc: - UUID_DNS_NAMESPACE = "k\xA7\xB8\x10\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: - UUID_URL_NAMESPACE = "k\xA7\xB8\x11\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: - UUID_OID_NAMESPACE = "k\xA7\xB8\x12\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: - UUID_X500_NAMESPACE = "k\xA7\xB8\x14\x9D\xAD\x11\xD1\x80\xB4\x00\xC0O\xD40\xC8" #:nodoc: - - # Generates a v5 non-random UUID (Universally Unique IDentifier). - # - # Using Digest::MD5 generates version 3 UUIDs; Digest::SHA1 generates version 5 UUIDs. - # ::uuid_from_hash always generates the same UUID for a given name and namespace combination. - # - # See RFC 4122 for details of UUID at: http://www.ietf.org/rfc/rfc4122.txt - def self.uuid_from_hash(hash_class, uuid_namespace, name) #:nodoc: - if hash_class == Digest::MD5 - version = 3 - elsif hash_class == Digest::SHA1 - version = 5 - else - raise ArgumentError, "Expected Digest::SHA1 or Digest::MD5, got #{hash_class.name}." - end - - hash = hash_class.new - hash.update(uuid_namespace) - hash.update(name) - - ary = hash.digest.unpack('NnnnnN') - ary[2] = (ary[2] & 0x0FFF) | (version << 12) - ary[3] = (ary[3] & 0x3FFF) | 0x8000 - - "%08x-%04x-%04x-%04x-%04x%08x" % ary - end - - # Convenience method for ::uuid_from_hash using Digest::MD5. - def self.uuid_v3(uuid_namespace, name) #:nodoc: - self.uuid_from_hash(Digest::MD5, uuid_namespace, name) - end - - # Convenience method for ::uuid_from_hash using Digest::SHA1. - def self.uuid_v5(uuid_namespace, name) #:nodoc: - self.uuid_from_hash(Digest::SHA1, uuid_namespace, name) - end - - class << self - # Alias for ::uuid. - alias_method :uuid_v4, :uuid - end -end |