import appuifw
import thread
import e32

class Sink(list):
    def triple(self, s, p, o):
	self.append((s[1],p[1],o[1]))
def import_modules(lock):
	import ntriples
	import urllib
	lock.signal()
appuifw.app.title = u'FOAF Service'
lock = e32.Ao_lock()
thread.start_new_thread(import_modules,(lock,))	
url = appuifw.query(u'URL?',"text")
service_url = "http://crschmidt.net/semweb/xml2nt.cgi?uri="
myurl = url
#url = "http://crschmidt.net/foaf.rdf"
lock.wait()
import ntriples
import urllib
url = "%s%s"%(service_url, url)
print url
mysink = Sink()
parser = ntriples.NTriplesParser(mysink)
u = urllib.urlopen(url)
sink = parser.parse(u)
u.close()
people = {}
creator = ""
for triple in sink:
	if (triple[0] == myurl and (triple[1] == "http://purl.org/dc/elements/1.1/creator" or triple[1] == "http://xmlns.com/foaf/0.1/maker") and not creator):
		creator = triple[2]
	if not people.has_key(triple[0]):
		people[triple[0]] = {}
	people[triple[0]][triple[1]] = triple[2]
if (creator):
	p = creator
	if (people[p].has_key("http://www.w3.org/1999/02/22-rdf-syntax-ns#type") and (people[p]["http://www.w3.org/1999/02/22-rdf-syntax-ns#type"] == "http://xmlns.com/foaf/0.1/Person")):
		props = {"aim": "http://xmlns.com/foaf/0.1/aimChatID", "yahoo": "http://xmlns.com/foaf/0.1/yahooChatID", "msn": "http://xmlns.com/foaf/0.1/msnChatID", "icq": "http://xmlns.com/foaf/0.1/icqChatID", "name": "http://xmlns.com/foaf/0.1/name", "nick":"http://xmlns.com/foaf/0.1/nick"}
		if (people[p].has_key(props['name'])):
			print "Info about the creator of this document, %s:"%(people[p][props['name']])
		elif (people[p].has_key(props['nick'])):
			print "Info about the creator of this document, %s:"%(people[p][props['nick']])
		else:
			print "Info about %s:"%(p)
			
		for i in props.keys():
			if people[p].has_key(props[i]):
				print "%s: %s"%(i,people[p][props[i]])
else:	
	for p in people.keys():
		if (people[p].has_key("http://www.w3.org/1999/02/22-rdf-syntax-ns#type") and (people[p]["http://www.w3.org/1999/02/22-rdf-syntax-ns#type"] == "http://xmlns.com/foaf/0.1/Person")):
			props = {"aim": "http://xmlns.com/foaf/0.1/aimChatID", "yahoo": "http://xmlns.com/foaf/0.1/yahooChatID", "msn": "http://xmlns.com/foaf/0.1/msnChatID", "icq": "http://xmlns.com/foaf/0.1/icqChatID", "name": "http://xmlns.com/foaf/0.1/name", "nick":"http://xmlns.com/foaf/0.1/nick"}
			if (people[p].has_key(props['name'])):
				print "Info about %s:"%(people[p][props['name']])
			elif (people[p].has_key(props['nick'])):
				print "Info about %s:"%(people[p][props['nick']])
			else:
				print "Info about %s:"%(p)
				
			for i in props.keys():
				if people[p].has_key(props[i]):
					print "%s: %s"%(i,people[p][props[i]])