#!/usr/bin/python

#
#  blo.gs RSS ping for Movable Type
#  Mark Paschal <markpasc@markpasc.org>
#  1.0, 12 December 2002
#
#  Receives a weblogs.com XML-RPC weblogUpdates.ping, upgrading it
#  to a blo.gs weblogUpdates.extendedPing and reflecting it to
#  http://ping.blo.gs/ .
#
#
#
#  Edit the weblogUrl and rssUrl settings below before using.
#
#
#
#  blo.gs RSS ping for Movable Type
#  Copyright 2002 Mark Paschal
#
#  Permission is hereby granted, free of charge, to any person obtaining a
#  copy of this software and associated documentation files (the "Software"),
#  to deal in the Software without restriction, including without limitation
#  the rights to use, copy, modify, merge, publish, distribute, sublicense,
#  and/or sell copies of the Software, and to permit persons to whom the
#  Software is furnished to do so, subject to the following conditions:
#
#  The above copyright notice and this permission notice shall be included in
#  all copies or substantial portions of the Software.
#
#  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
#  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
#  DEALINGS IN THE SOFTWARE.
#


# The URL of your weblog. Only pings for this site will be upgraded to
# extendedPings, though all pings are reflected.
weblogUrl = "http://markpasc.org/weblog/"

# The URL to provide as your RSS URL.
rssUrl = "http://markpasc.org/weblog/index.xml"

# Show debug information when sending ping to blo.gs, if greater than 0.
verbose = 0


try:
	import sys
	import xmlrpclib

	# to read from stdin
	import xreadlines
	from cStringIO import StringIO

	# to put error traceback in unexpected fault
	import traceback
	from string import join


	# Read the posted data in.
	packetIO = StringIO()
	for line in xreadlines.xreadlines(sys.stdin):
		packetIO.write(line)
	packet = packetIO.getvalue()
	del(packetIO)
	(params, method) = xmlrpclib.loads(packet)
	del(packet)

	if "weblogUpdates.ping" <> method:
		fault = xmlrpclib.Fault(1, "This server doesn't support your procedure '%s'." % method)
		print "Content-type: text/xml"
		print
		print xmlrpclib.dumps(fault, methodresponse=1)
		sys.exit(0)

	# Do we add our RSS?
	if weblogUrl == params[1]:
		method = "weblogUpdates.extendedPing"
		params = (params[0], params[1], rssUrl, rssUrl)


	# Mirror to blo.gs.
	rpc = xmlrpclib.Server("http://ping.blo.gs/", verbose=verbose)
	response = apply(getattr(rpc, method), params)
	print "Content-type: text/xml"
	print
	print xmlrpclib.dumps((response,), methodresponse=1)

except SystemExit:
	pass
except Exception, x:
	fault = xmlrpclib.Fault(1, "%s: %s\n%s" % (x.__class__, x, join(apply(traceback.format_exception, sys.exc_info()), '')) )
	print "Content-type: text/xml"
	print
	print xmlrpclib.dumps(fault, methodresponse=1)