def leave_room(self, presence, room_jid, nickname):
"""
Sends 'unavailable'-type presence which leaves client from the room.
Fails if user not in room.
:param room_jid: JID of room-conference
:param nickname: string-type client's nickname in conference
"""
reciever = internJID(room_jid)
assert reciever.bare() in self.roster, 'not in room'
reciever.resource = nickname
presence = MyElement.makeFromElement(presence)
presence = Presence.createFromElement(presence)
presence.to = reciever
presence.from_ = self.dispatcher.myjid
presence.type_ = 'unavailable'
msg = ConnectPresence(parent=presence)
self.dispatcher.send(msg.parent)
del self.roster[reciever.bare()]
def enter_room(self, presence, room_jid, nickname):
"""
Sends 'available'-type presence which allows client to enter the room.
Fails if user already in room.
:param room_jid: JID of room-conference
:param nickname: string-type client's nickname in conference
:param status: string-type client's status message
"""
reciever = internJID(room_jid)
assert reciever.bare() not in self.roster, 'already in room'
reciever.resource = nickname
presence = MyElement.makeFromElement(presence)
presence = Presence.createFromElement(presence)
presence.to = reciever
presence.from_ = self.dispatcher.myjid
msg = ConnectPresence(parent=presence)
self.roster[reciever.bare()] = []
self.dispatcher.send(msg.parent)
def clean_set(self, value):
"""
Return MyElement with value as content or EmptyElement if value
is empty.
:returns:
MyElement with value as content.
EmptyElement if value is empty.
"""
if value is None:
return EmptyElement()
value = super(StringNode, self).clean_set(value)
r = MyElement((self.uri, self.xmlnode))
r.content = unicode(value)
return r
def clean_set(self, value):
"""
Return MyElement with value as content or EmptyElement if value
is empty.
:returns:
MyElement with value as content.
EmptyElement if value is empty.
"""
if value is None:
return EmptyElement()
value = super(StringNode, self).clean_set(value)
r = MyElement((self.uri, self.xmlnode))
r.content = unicode(value)
return r
def clean_set(self, value):
"""
:returns:
MyElement if value is exist.
EmptyElement otherwise.
"""
if value:
return MyElement((None, self.xmlnode))
return EmptyElement()
def dispatch(self, el):
"""
This function realize incoming data handling.
There is a handling :
-- returns callback/errorback value for result/error-type stanzas
-- calls handlers for other stanzas and then send the results
:param el: is an input stanza
"""
results = []
el = MyElement.makeFromElement(el)
for cls in (Iq, Message, Presence):
try:
el = cls.createFromElement(el, dont_defer=True)
except WrongElement:
pass
if el.type_ in ('result', 'error') and self._callbacks.has_key(el.id):
# XXX: check sender here
id = el.id
deferred, result_class, error_class = self._callbacks[id]
if result_class is not None and el.type_ == 'result':
try:
el = result_class.createFromElement(el, host=None)
# XXX: catch any exception here
except (WrongElement, ElementParseError), e:
deferred.errback(e)
else:
deferred.callback(el)
elif result_class is None and el.type_ == 'result':
deferred.callback(el)
elif el.type_ == 'error':
exception = None
try:
err = error_class.createFromElement(el,
host=None,
dispatcher=self)
except (WrongElement, ElementParseError), e:
exception = e
if exception is None:
exception = errors.exception_by_condition(
err.error.condition)
deferred.errback(exception)
def dispatch(self, el):
"""
This function realize incoming data handling.
There is a handling :
-- returns callback/errorback value for result/error-type stanzas
-- calls handlers for other stanzas and then send the results
:param el: is an input stanza
"""
results = []
el = MyElement.makeFromElement(el)
for cls in (Iq, Message, Presence):
try:
el = cls.createFromElement(el, dont_defer=True)
except WrongElement:
pass
if el.type_ in ('result', 'error') and self._callbacks.has_key(el.id):
# XXX: check sender here
id = el.id
deferred, result_class, error_class = self._callbacks[id]
if result_class is not None and el.type_ == 'result':
try:
el = result_class.createFromElement(el, host=None)
# XXX: catch any exception here
except (WrongElement, ElementParseError), e:
deferred.errback(e)
else:
deferred.callback(el)
elif result_class is None and el.type_ == 'result':
deferred.callback(el)
elif el.type_ == 'error':
exception = None
try:
err = error_class.createFromElement(el, host=None,
dispatcher=self)
except (WrongElement, ElementParseError), e:
exception = e
if exception is None:
exception = errors.exception_by_condition(err.error.condition)
deferred.errback(exception)
def clean_set(self, value):
"""Return MyElement with value cast to base64 as content."""
if value is not None:
r = MyElement((None, self.xmlnode))
r.content = base64.b64encode(value)
return r
def clean_set(self, value):
return MyElement((self.cls.elementUri, value))
def clean_set(self, value):
"""Return MyElement with value cast to base64 as content."""
if value is not None:
r = MyElement((None, self.xmlnode))
r.content = base64.b64encode(value)
return r
