#!/usr/bin/python

import sys, atexit, optparse
from twisted.internet import reactor
import twisted.web
from twisted.python import log

from sparqlhttp.dictquery import Graph2 # this alters the rdflib path
from sparqlhttp.serve import SPARQLResource
from rdflib.Graph import ConjunctiveGraph

parser = optparse.OptionParser()
parser.add_option('-p', '--port', help='port to listen on',
                  type='int', default=9991)
parser.add_option('--home', help='berkeley db home', default='.')
opts, args = parser.parse_args()

log.startLogging(sys.stdout)

g = ConjunctiveGraph('Sleepycat')
g.open(opts.home, create=True)

def close():
    print "closing db.."
    g.close()
atexit.register(close)
graph = Graph2(g)

reactor.listenTCP(opts.port, twisted.web.server.Site(SPARQLResource(graph)))
reactor.run()