# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

# Author: Cyril Jaquier
# 
# $Revision: 321 $

__author__ = "Cyril Jaquier"
__version__ = "$Revision: 321 $"
__date__ = "$Date: 2006-09-04 21:19:58 +0200 (Mon, 04 Sep 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"

import re, time

from datetemplate import DateTemplate

class DateTai64n(DateTemplate):
	
	def __init__(self):
		DateTemplate.__init__(self)
		# We already know the format for TAI64N
		self.setRegex("@[0-9a-f]{24}")
	
	def getDate(self, line):
		date = None
		dateMatch = self.matchDate(line)
		if dateMatch:
			# extract part of format which represents seconds since epoch
			value = dateMatch.group()
			seconds_since_epoch = value[2:17]
			date = list(time.gmtime(int(seconds_since_epoch, 16)))
		return date