def _make_command(command, attrs, dataform):
command_node = Node('command', attrs=attrs)
if dataform is not None:
command_node.addChild(node=dataform)
iq = Iq('set', to=command.jid)
iq.addChild(node=command_node)
return iq
def _make_keylist(keylist):
item = Node('public-keys-list', {'xmlns': Namespace.OPENPGP})
if keylist is not None:
for key in keylist:
date = time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime(key.date))
attrs = {'v4-fingerprint': key.fingerprint, 'date': date}
item.addChild('pubkey-metadata', attrs=attrs)
return item
def _make_devicelist(devicelist):
if devicelist is None:
devicelist = []
devicelist_node = Node('list', attrs={'xmlns': Namespace.OMEMO_TEMP})
for device in devicelist:
devicelist_node.addChild('device').setAttr('id', device)
return devicelist_node
def _make_search_query(jid, dataform, items_per_page=50, after=None):
search = Node('search', attrs={'xmlns': Namespace.MUCLUMBUS})
search.addChild(node=dataform)
rsm = search.addChild('set', namespace=Namespace.RSM)
rsm.addChild('max').setData(items_per_page)
if after is not None:
rsm.addChild('after').setData(after)
query = Iq(to=jid, typ='get')
query.addChild(node=search)
return query
def _make_publish_options(options):
data = Node(Namespace.DATA + ' x', attrs={'type': 'submit'})
field = data.addChild('field',
attrs={
'var': 'FORM_TYPE',
'type': 'hidden'
})
field.setTagData('value', Namespace.PUBSUB_PUBLISH_OPTIONS)
for var, value in options.items():
field = data.addChild('field', attrs={'var': var})
field.setTagData('value', value)
return data
def get_publish_options(config):
options = Node(Namespace.DATA + ' x', attrs={'type': 'submit'})
field = options.addChild('field',
attrs={
'var': 'FORM_TYPE',
'type': 'hidden'
})
field.setTagData('value', Namespace.PUBSUB_PUBLISH_OPTIONS)
for var, value in config.items():
field = options.addChild('field', attrs={'var': var})
field.setTagData('value', value)
return options
def set_location(self, data):
task = yield
item = Node('geoloc', {'xmlns': Namespace.LOCATION})
if data is not None:
data = data._asdict()
for tag, value in data.items():
if value is not None:
item.addChild(tag, payload=value)
result = yield self.publish(Namespace.LOCATION, item, id_='current')
yield finalize(task, result)
def set_mood(self, data):
task = yield
item = Node('mood', {'xmlns': Namespace.MOOD})
if data is not None and data.mood:
item.addChild(data.mood)
if data.text:
item.addChild('text', payload=data.text)
result = yield self.publish(Namespace.MOOD, item, id_='current')
yield finalize(task, result)
def set_activity(self, data):
task = yield
item = Node('activity', {'xmlns': Namespace.ACTIVITY})
if data is not None and data.activity:
activity_node = item.addChild(data.activity)
if data.subactivity:
activity_node.addChild(data.subactivity)
if data.text:
item.addChild('text', payload=data.text)
result = yield self.publish(Namespace.ACTIVITY, item, id_='current')
yield finalize(task, result)
def _make_bundle(bundle):
'''
<publish node='eu.siacs.conversations.axolotl.bundles:31415'>
<item id='current'>
<bundle xmlns='eu.siacs.conversations.axolotl'>
<signedPreKeyPublic signedPreKeyId='1'>
BASE64ENCODED...
</signedPreKeyPublic>
<signedPreKeySignature>
BASE64ENCODED...
</signedPreKeySignature>
<identityKey>
BASE64ENCODED...
</identityKey>
<prekeys>
<preKeyPublic preKeyId='1'>
BASE64ENCODED...
</preKeyPublic>
<preKeyPublic preKeyId='2'>
BASE64ENCODED...
</preKeyPublic>
<preKeyPublic preKeyId='3'>
BASE64ENCODED...
</preKeyPublic>
<!-- ... -->
</prekeys>
</bundle>
</item>
</publish>
'''
bundle_node = Node('bundle', attrs={'xmlns': Namespace.OMEMO_TEMP})
prekey_pub_node = bundle_node.addChild(
'signedPreKeyPublic', attrs={'signedPreKeyId': bundle.spk['id']})
prekey_pub_node.addData(b64encode(bundle.spk['key']))
prekey_sig_node = bundle_node.addChild('signedPreKeySignature')
prekey_sig_node.addData(b64encode(bundle.spk_signature))
identity_key_node = bundle_node.addChild('identityKey')
identity_key_node.addData(b64encode(bundle.ik))
prekeys = bundle_node.addChild('prekeys')
for key in bundle.otpks:
pre_key_public = prekeys.addChild('preKeyPublic',
attrs={'preKeyId': key['id']})
pre_key_public.addData(b64encode(key['key']))
return bundle_node
def get_key_transport_message(typ, jid, omemo_message):
message = Message(typ=typ, to=jid)
encrypted = Node('encrypted', attrs={'xmlns': Namespace.OMEMO_TEMP})
header = Node('header', attrs={'sid': omemo_message.sid})
for rid, (key, prekey) in omemo_message.keys.items():
attrs = {'rid': rid}
if prekey:
attrs['prekey'] = 'true'
child = header.addChild('key', attrs=attrs)
child.addData(b64encode(key))
header.addChild('iv').addData(b64encode(omemo_message.iv))
encrypted.addChild(node=header)
message.addChild(node=encrypted)
return message
def build_storage_node(bookmarks):
storage_node = Node(tag='storage', attrs={'xmlns': Namespace.BOOKMARKS})
for bookmark in bookmarks:
conf_node = storage_node.addChild(name="conference")
conf_node.setAttr('jid', bookmark.jid)
conf_node.setAttr('autojoin', to_xs_boolean(bookmark.autojoin))
if bookmark.name:
conf_node.setAttr('name', bookmark.name)
if bookmark.nick:
conf_node.setTagData('nick', bookmark.nick)
if bookmark.password:
conf_node.setTagData('password', bookmark.password)
return storage_node
def create_omemo_message(stanza,
omemo_message,
store_hint=True,
node_whitelist=None):
'''
<message>
<encrypted xmlns='eu.siacs.conversations.axolotl'>
<header sid='27183'>
<key rid='31415'>BASE64ENCODED...</key>
<key prekey="true" rid='12321'>BASE64ENCODED...</key>
<!-- ... -->
<iv>BASE64ENCODED...</iv>
</header>
<payload>BASE64ENCODED</payload>
</encrypted>
<store xmlns='urn:xmpp:hints'/>
</message>
'''
if node_whitelist is not None:
cleanup_stanza(stanza, node_whitelist)
encrypted = Node('encrypted', attrs={'xmlns': Namespace.OMEMO_TEMP})
header = Node('header', attrs={'sid': omemo_message.sid})
for rid, (key, prekey) in omemo_message.keys.items():
attrs = {'rid': rid}
if prekey:
attrs['prekey'] = 'true'
child = header.addChild('key', attrs=attrs)
child.addData(b64encode(key))
header.addChild('iv').addData(b64encode(omemo_message.iv))
encrypted.addChild(node=header)
payload = encrypted.addChild('payload')
payload.addData(b64encode(omemo_message.payload))
stanza.addChild(node=encrypted)
stanza.addChild(node=Node('encryption',
attrs={
'xmlns': Namespace.EME,
'name': 'OMEMO',
'namespace': Namespace.OMEMO_TEMP
}))
stanza.setBody("You received a message encrypted with "
"OMEMO but your client doesn't support OMEMO.")
if store_hint:
stanza.addChild(node=Node('store', attrs={'xmlns': Namespace.HINTS}))
def create_signcrypt_node(stanza, recipients, not_encrypted_nodes):
'''
<signcrypt xmlns='urn:xmpp:openpgp:0'>
<to jid='*****@*****.**'/>
<time stamp='2014-07-10T17:06:00+02:00'/>
<rpad>
f0rm1l4n4-mT8y33j!Y%fRSrcd^ZE4Q7VDt1L%WEgR!kv
</rpad>
<payload>
<body xmlns='jabber:client'>
This is a secret message.
</body>
</payload>
</signcrypt>
'''
encrypted_nodes = []
child_nodes = list(stanza.getChildren())
for node in child_nodes:
if (node.getName(), node.getNamespace()) not in not_encrypted_nodes:
if not node.getNamespace():
node.setNamespace(Namespace.CLIENT)
encrypted_nodes.append(node)
stanza.delChild(node)
signcrypt = Node('signcrypt', attrs={'xmlns': Namespace.OPENPGP})
for recipient in recipients:
signcrypt.addChild('to', attrs={'jid': str(recipient)})
timestamp = time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime())
signcrypt.addChild('time', attrs={'stamp': timestamp})
signcrypt.addChild('rpad').addData(get_rpad())
payload = signcrypt.addChild('payload')
for node in encrypted_nodes:
payload.addChild(node=node)
return signcrypt
def _make_public_key(key, date):
date = time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime(date))
item = Node('pubkey', attrs={'xmlns': Namespace.OPENPGP, 'date': date})
data = item.addChild('data')
data.addData(b64encode(key))
return item
def _make_metadata_node(infos):
item = Node('metadata', attrs={'xmlns': Namespace.AVATAR_METADATA})
for info in infos:
item.addChild('info', attrs=info.to_dict())
return item
