#!/usr/bin/env python

import sys
import getopt
import xmlrpclib

verbose = False

def v_print(msg):
	global verbose

	if verbose:
		print msg

def usage():
	print "Automated DokuWiki updater"
	print ""
        print "  -h | --help           This help text"
        print "  -v | --verbose        Print some verbose output"
        print "  -u | --user           DokuWiki username"
        print "  -p | --password       DokuWiki password"
        print "  --http-user           User name for HTTP auth"
        print "  --http-password       Password for HTTP auth"
        print "  --page                Name of the page to update"

def main():
	server_name = 'HOSTNAME/URL' # no protocol
	global verbose

	try:
		opts, args = getopt.getopt(sys.argv[1:], "hmu:p:v",
				[ "user=", "password=",
				  "http-user=", "http-password=",
				  "page=", "verbose", "help" ])
	except getopt.GetoptError, err:
		print str(err)
		usage()
		sys.exit(1)

	user = None
	passwd = None
	http_user = None
	http_passwd = None
	page = None

	for opt, arg in opts:
		if opt in [ "-h", "--help" ]:
			usage()
			sys.exit(0)
		elif opt == "-v":
			verbose = True
		elif opt == "--page":
			page = arg
		elif opt in [ "-u", "--user" ]:
			user = arg
		elif opt in [ "-p", "--password" ]:
			passwd = arg
		elif opt == "--http-user":
			http_user = arg
		elif opt == "--http-password":
			http_passwd = arg
		else:
			assert False, "unhandled option: %s" % opt
	
	if page is None:
		print "You must specify the page to update"
		sys.exit(1)

	if http_user is None:
		server_url = "https://%s" % server_name
	else:
		if http_passwd is None:
			assert False, "Need a password for HTTP auth"
		else:
			server_url = "https://%s:%s@%s" % (http_user,
					http_passwd, server_name)

	server_url = "%s/lib/exe/xmlrpc.php" % server_url
	
	v_print('Connecting to server: %s' % server_name)

	try:
		server = xmlrpclib.Server(server_url)
	except err:
		print "Failed to connect to server: %s" % str(err)
		sys.exit(2)

	if user is not None:
		result = server.dokuwiki.login(user, passwd)
		if result:
			v_print("Successfully logged in")
		else:
			print "Login to server failed"
			sys.exit(3)

	v_print("Getting data from server")

	data = server.wiki.getPage(page)
	print data
	
if __name__ == "__main__":
	main()