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# Source code for pywws.Reprocess

    #!/usr/bin/env python

    # pywws - Python software for USB Wireless Weather Stations
    # http://github.com/jim-easterbrook/pywws
    # Copyright (C) 2008-13  Jim Easterbrook  jim@jim-easterbrook.me.uk

    # 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, write to the Free Software
    # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    """Regenerate hourly and daily summary data
    ::

    %s

    Introduction
    ------------

    This program recreates the calibrated, hourly, daily and monthly
    summary data that is created by the :py:mod:`pywws.Process` program.
    It should be run whenever you upgrade to a newer version of pywws (if
    the summary data format has changed), change your calibration module
    or alter your pressure offset.

    Detailed API
    ------------

    """

    __docformat__ = "restructuredtext en"
    __usage__ = """
     usage: python -m pywws.Reprocess [options] data_dir
     options are:
      -h | --help     display this help
      -v | --verbose  increase number of informative messages
     data_dir is the root directory of the weather data
    """
    __doc__ %= __usage__
    __usage__ = __doc__.split('\n')[0] + __usage__

    import getopt
    import os
    import sys

    from pywws import DataStore
    from pywws.Logger import ApplicationLogger
    from pywws import Process

    def Reprocess(data_dir):
        # delete old format summary files
        print 'Deleting old summaries'
        for summary in ['calib', 'hourly', 'daily', 'monthly']:
            for root, dirs, files in os.walk(
                    os.path.join(data_dir, summary), topdown=False):
                print root
                for file in files:
                    os.unlink(os.path.join(root, file))
                os.rmdir(root)
        # create data summaries
        print 'Generating hourly and daily summaries'
        params = DataStore.params(data_dir)
        raw_data = DataStore.data_store(data_dir)
        calib_data = DataStore.calib_store(data_dir)
        hourly_data = DataStore.hourly_store(data_dir)
        daily_data = DataStore.daily_store(data_dir)
        monthly_data = DataStore.monthly_store(data_dir)
        Process.Process(
            params,
            raw_data, calib_data, hourly_data, daily_data, monthly_data)
        return 0

    def main(argv=None):
        if argv is None:
            argv = sys.argv
        try:
            opts, args = getopt.getopt(argv[1:], "hv", ['help', 'verbose'])
        except getopt.error, msg:
            print >>sys.stderr, 'Error: %s\n' % msg
            print >>sys.stderr, __usage__.strip()
            return 1
        # process options
        verbose = 0
        for o, a in opts:
            if o in ('-h', '--help'):
                print __usage__.strip()
                return 0
            elif o in ('-v', '--verbose'):
                verbose += 1
        # check arguments
        if len(args) != 1:
            print >>sys.stderr, 'Error: 1 argument required\n'
            print >>sys.stderr, __usage__.strip()
            return 2
        logger = ApplicationLogger(verbose)
        data_dir = args[0]
        return Reprocess(data_dir)

    if __name__ == "__main__":
        sys.exit(main())

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