#!/bin/env python

print "==== Example 3 - do a \"triples\" query match on a fixed subject"

import joseki
import sys

from joseki import JosekiRequest
from rdflib.URIRef import URIRef
from rdflib.Namespace import Namespace

# A better name for the "wildcard" in a triple match
ANY = None

# Declare constants: better to use namespaces
DC = Namespace("http://purl.org/dc/elements/1.1/")
dcTitle = DC['title']

# The target model URL
# This is the Joseki online demo

modelURL = "http://jena.hpl.hp.com:2020/books"
if len(sys.argv) > 1:
    modelURL = sys.argv[1]
    print "Data source =", modelURL

book1 = URIRef("http://example.org/book/book1")
book2 = URIRef("http://example.org/book/book2")
book3 = URIRef("http://example.org/book/book3")
book4 = URIRef("http://example.org/book/book4")
book5 = URIRef("http://example.org/book/book5")

# ----------------------------------------

print "Subject: ",book1
store = joseki.triples(modelURL, book1, None, None)

for s, p, o in store.triples((ANY,ANY,ANY)):
    if str(s) == str(book1):
        print "  ",p, "->", o
    else:
        print s, "->" ,p, "->", o