File: planet.py

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#!/usr/bin/env python
"""The Planet aggregator.

A flexible and easy-to-use aggregator for generating websites.

Visit http://www.planetplanet.org/ for more information and to download
the latest version.

Requires Python 2.1, recommends 2.3.
"""

__authors__ = [ "Scott James Remnant <scott@netsplit.com>",
                "Jeff Waugh <jdub@perkypants.org>" ]
__license__ = "Python"


import os, sys

if __name__ == "__main__":
    config_file = "config.ini"
    offline = 0
    verbose = 0
    only_if_new = 0
    expunge = 0

    for arg in sys.argv[1:]:
        if arg == "-h" or arg == "--help":
            print "Usage: planet [options] [CONFIGFILE]"
            print
            print "Options:"
            print " -v, --verbose       DEBUG level logging during update"
            print " -o, --offline       Update the Planet from the cache only"
            print " -h, --help          Display this help message and exit"
            print " -n, --only-if-new   Only spider new feeds"
            print " -x, --expunge       Expunge old entries from cache"
            print
            sys.exit(0)
        elif arg == "-v" or arg == "--verbose":
            verbose = 1
        elif arg == "-o" or arg == "--offline":
            offline = 1
        elif arg == "-n" or arg == "--only-if-new":
            only_if_new = 1
        elif arg == "-x" or arg == "--expunge":
            expunge = 1
        elif arg.startswith("-"):
            print >>sys.stderr, "Unknown option:", arg
            sys.exit(1)
        else:
            config_file = arg

    from planet import config
    config.load(config_file)

    if verbose:
        import planet
        planet.getLogger('DEBUG',config.log_format())

    if not offline:
        from planet import spider
        try:
            spider.spiderPlanet(only_if_new=only_if_new)
        except Exception, e:
            print e

    from planet import splice
    doc = splice.splice()
    splice.apply(doc.toxml('utf-8'))

    if expunge:
        from planet import expunge
        expunge.expungeCache