# Source code for pylorax.buildstamp

    #
    # buildstamp.py
    #
    # Copyright (C) 2010-2015 Red Hat, Inc.
    #
    # This program 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.
    #
    # This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
    #
    # Red Hat Author(s):  Martin Gracik <mgracik@redhat.com>
    #

    import logging
    logger = logging.getLogger("pylorax.buildstamp")

    import datetime
    import os

    class BuildStamp(object):

        def __init__(self, product, version, bugurl, isfinal, buildarch, variant=""):
            self.product = product
            self.version = version
            self.bugurl = bugurl
            self.isfinal = isfinal
            self.variant = variant

            if 'SOURCE_DATE_EPOCH' in os.environ:
                now = datetime.datetime.utcfromtimestamp(
                    int(os.environ['SOURCE_DATE_EPOCH']))
            else:
                now = datetime.datetime.now()
            now = now.strftime("%Y%m%d%H%M")
            self.uuid = "{0}.{1}".format(now, buildarch)

        def write(self, outfile):
            # get lorax version
            try:
                import pylorax.version
            except ImportError:
                vernum = "devel"
            else:
                vernum = pylorax.version.num

            logger.info("writing .buildstamp file")
            with open(outfile, "w") as fobj:
                fobj.write("[Main]\n")
                fobj.write("Product={0.product}\n".format(self))
                fobj.write("Version={0.version}\n".format(self))
                fobj.write("BugURL={0.bugurl}\n".format(self))
                fobj.write("IsFinal={0.isfinal}\n".format(self))
                fobj.write("UUID={0.uuid}\n".format(self))
                if self.variant:
                    fobj.write("Variant={0.variant}\n".format(self))
                fobj.write("[Compose]\n")
                fobj.write("Lorax={0}\n".format(vernum))