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diff --git a/sleekxmpp/plugins/xep_0030.py b/sleekxmpp/plugins/xep_0030.py
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+"""
+ SleekXMPP: The Sleek XMPP Library
+ Copyright (C) 2007 Nathanael C. Fritz
+ This file is part of SleekXMPP.
+
+ SleekXMPP is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ SleekXMPP is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with SleekXMPP; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+"""
+from __future__ import absolute_import, with_statement
+from . import base
+import logging
+from xml.etree import cElementTree as ET
+import thread
+
+class xep_0030(base.base_plugin):
+ """
+ XEP-0030 Service Discovery
+ """
+
+ def plugin_init(self):
+ self.xep = '0030'
+ self.description = 'Service Discovery'
+ self.features = {'main': ['http://jabber.org/protocol/disco#info', 'http://jabber.org/protocol/disco#items']}
+ self.identities = {'main': [{'category': 'client', 'type': 'pc', 'name': 'SleekXMPP'}]}
+ self.items = {'main': []}
+ self.xmpp.add_handler("<iq type='get' xmlns='%s'><query xmlns='http://jabber.org/protocol/disco#info' /></iq>" % self.xmpp.default_ns, self.info_handler)
+ self.xmpp.add_handler("<iq type='get' xmlns='%s'><query xmlns='http://jabber.org/protocol/disco#items' /></iq>" % self.xmpp.default_ns, self.item_handler)
+ self.lock = thread.allocate_lock()
+
+ def add_feature(self, feature, node='main'):
+ with self.lock:
+ if not self.features.has_key(node):
+ self.features[node] = []
+ self.features[node].append(feature)
+
+ def add_identity(self, category=None, itype=None, name=None, node='main'):
+ if not self.identities.has_key(node):
+ self.identities[node] = []
+ self.identities[node].append({'category': category, 'type': itype, 'name': name})
+
+ def add_item(self, jid=None, name=None, node='main', subnode=''):
+ if not self.items.has_key(node):
+ self.items[node] = []
+ self.items[node].append({'jid': jid, 'name': name, 'node': subnode})
+
+ def info_handler(self, xml):
+ logging.debug("Info request from %s" % xml.get('from', ''))
+ iq = self.xmpp.makeIqResult(xml.get('id', self.xmpp.getNewId()))
+ iq.attrib['from'] = self.xmpp.fulljid
+ iq.attrib['to'] = xml.get('from', self.xmpp.server)
+ query = xml.find('{http://jabber.org/protocol/disco#info}query')
+ node = query.get('node', 'main')
+ for identity in self.identities.get(node, []):
+ idxml = ET.Element('identity')
+ for attrib in identity:
+ if identity[attrib]:
+ idxml.attrib[attrib] = identity[attrib]
+ query.append(idxml)
+ for feature in self.features.get(node, []):
+ featxml = ET.Element('feature')
+ featxml.attrib['var'] = feature
+ query.append(featxml)
+ iq.append(query)
+ #print ET.tostring(iq)
+ self.xmpp.send(iq)
+
+ def item_handler(self, xml):
+ logging.debug("Item request from %s" % xml.get('from', ''))
+ iq = self.xmpp.makeIqResult(xml.get('id', self.xmpp.getNewId()))
+ iq.attrib['from'] = self.xmpp.fulljid
+ iq.attrib['to'] = xml.get('from', self.xmpp.server)
+ query = self.xmpp.makeIqQuery(iq, 'http://jabber.org/protocol/disco#items').find('{http://jabber.org/protocol/disco#items}query')
+ node = xml.find('{http://jabber.org/protocol/disco#items}query').get('node', 'main')
+ for item in self.items.get(node, []):
+ itemxml = ET.Element('item')
+ itemxml.attrib = item
+ if itemxml.attrib['jid'] is None:
+ itemxml.attrib['jid'] = self.xmpp.fulljid
+ query.append(itemxml)
+ self.xmpp.send(iq)
+
+ def getItems(self, jid, node=None):
+ iq = self.xmpp.makeIqGet()
+ iq.attrib['from'] = self.xmpp.fulljid
+ iq.attrib['to'] = jid
+ self.xmpp.makeIqQuery(iq, 'http://jabber.org/protocol/disco#items')
+ if node:
+ iq.find('{http://jabber.org/protocol/disco#items}query').attrib['node'] = node
+ return self.xmpp.send(iq, "<iq id='%s' />" % iq.get('id'))
+
+ def getInfo(self, jid, node=None):
+ iq = self.xmpp.makeIqGet()
+ iq.attrib['from'] = self.xmpp.fulljid
+ iq.attrib['to'] = jid
+ self.xmpp.makeIqQuery(iq, 'http://jabber.org/protocol/disco#info')
+ if node:
+ iq.find('{http://jabber.org/protocol/disco#info}query').attrib['node'] = node
+ return self.xmpp.send(iq, self.xmpp.makeIq(iq.get('id')))
+
+ def parseInfo(self, xml):
+ result = {'identity': {}, 'feature': []}
+ for identity in xml.findall('{http://jabber.org/protocol/disco#info}query/{{http://jabber.org/protocol/disco#info}identity'):
+ result['identity'][identity['name']] = identity.attrib
+ for feature in xml.findall('{http://jabber.org/protocol/disco#info}query/{{http://jabber.org/protocol/disco#info}feature'):
+ result['feature'].append(feature.get('var', '__unknown__'))
+ return result