* fixed many stanza bugs

* added stanza unhandled (unhandled iqs now reply with feature-not-implemented)
* added stanza exceptions (stanzas may now reply with exceptions when their handler raises an exception)
This commit is contained in:
Nathan Fritz 2009-12-17 01:54:22 +00:00
parent 6897a0b57c
commit 07018c0afa
13 changed files with 262 additions and 125 deletions

View file

@ -30,6 +30,8 @@ from . stanza.message import Message
from . stanza.iq import Iq
from . stanza.presence import Presence
from . stanza.roster import Roster
from . stanza.nick import Nick
from . stanza.htmlim import HTMLIM
import logging
import threading
@ -38,7 +40,6 @@ def stanzaPlugin(stanza, plugin):
stanza.plugin_attrib_map[plugin.plugin_attrib] = plugin
stanza.plugin_tag_map["{%s}%s" % (plugin.namespace, plugin.name)] = plugin
stanzaPlugin(Iq, Roster)
class basexmpp(object):
def __init__(self):
@ -61,9 +62,16 @@ class basexmpp(object):
self.registerStanza(Message)
self.registerStanza(Iq)
self.registerStanza(Presence)
self.stanzaPlugin(Iq, Roster)
self.stanzaPlugin(Message, Nick)
self.stanzaPlugin(Message, HTMLIM)
def stanzaPlugin(self, stanza, plugin):
stanza.plugin_attrib_map[plugin.plugin_attrib] = plugin
stanza.plugin_tag_map["{%s}%s" % (plugin.namespace, plugin.name)] = plugin
def Message(self, *args, **kwargs):
return Presence(self, *args, **kwargs)
return Message(self, *args, **kwargs)
def Iq(self, *args, **kwargs):
return Iq(self, *args, **kwargs)
@ -191,14 +199,13 @@ class basexmpp(object):
message = self.Message(sto=mto, stype=mtype, sfrom=mfrom)
message['body'] = mbody
message['subject'] = msubject
message['nick'] = mnick
message['html'] = mhtml
if mnick is not None: message['nick'] = mnick
if mhtml is not None: message['html'] = mhtml
return message
def makePresence(self, pshow=None, pstatus=None, ppriority=None, pto=None, ptype=None, pfrom=None):
presence = self.Presence(stype=ptype, sfrom=pfrom, sto=pto)
if pshow is not None:
presence['type'] = pshow
if pshow is not None: presence['type'] = pshow
if pfrom is None: #maybe this should be done in stanzabase
presence['from'] = self.fulljid
presence['priority'] = ppriority
@ -237,7 +244,10 @@ class basexmpp(object):
def _handlePresence(self, presence):
"""Update roster items based on presence"""
self.event("presence_%s" % presence['type'], presence)
if not presence['type'] in ('available', 'unavailable'):
if presence['type'] in ('subscribe', 'subscribed', 'unsubscribe', 'unsubscribed'):
self.event('changed_subscription', presence)
return
elif not presence['type'] in ('available', 'unavailable'):
return
jid = presence['from'].bare
resource = presence['from'].resource
@ -260,7 +270,7 @@ class basexmpp(object):
if wasoffline and show in ('available', 'away', 'xa', 'na', 'ffc'):
self.event("got_online", presence)
elif not wasoffline and show == 'unavailable':
self.event("got_offline", eventdata)
self.event("got_offline", presence)
if len(self.roster[jid]['presence']) > 1:
del self.roster[jid]['presence'][resource]
else:

View file

@ -64,14 +64,7 @@ class ComponentXMPP(basexmpp, XMLStream):
self.server_port = port
self.set_jid(jid)
self.secret = secret
self.registerHandler(Callback('PresenceProbe', MatchXMLMask("<presence xmlns='%s' type='probe'/>" % self.default_ns), self._handlePresenceProbe))
self.registerHandler(Callback('Handshake', MatchXPath('{jabber:component:accept}handshake'), self._handleHandshake))
self.registerHandler(Callback('PresenceSubscription', MatchMany(\
(MatchXMLMask("<presence xmlns='%s' type='subscribe'/>" % self.default_ns), \
MatchXMLMask("<presence xmlns='%s' type='subscribed'/>" % self.default_ns), \
MatchXMLMask("<presence xmlns='%s' type='unsubscribe'/>" % self.default_ns), \
MatchXMLMask("<presence xmlns='%s' type='unsubscribed'/>" % self.default_ns) \
)), self._handlePresenceSubscription))
def incoming_filter(self, xmlobj):
if xmlobj.tag.startswith('{jabber:client}'):
@ -80,22 +73,6 @@ class ComponentXMPP(basexmpp, XMLStream):
self.incoming_filter(sub)
return xmlobj
def _handlePresenceProbe(self, stanza):
xml = stanza.xml
self.event("got_presence_probe", ({
'from': xml.attrib['from'],
'to': xml.attrib['to']
}))
def _handlePresenceSubscription(self, presence):
xml = presence.xml
self.event("changed_subscription", {
'type' : xml.attrib['type'],
'from': xml.attrib['from'],
'to': xml.attrib['to']
})
def start_stream_handler(self, xml):
sid = xml.get('id', '')
handshake = ET.Element('{jabber:component:accept}handshake')

View file

@ -21,6 +21,98 @@ from __future__ import with_statement
from . import base
import logging
from xml.etree import cElementTree as ET
from .. xmlstream.stanzabase import ElementBase, JID
from .. stanza.presence import Presence
from .. xmlstream.handler.callback import Callback
from .. xmlstream.matcher.xpath import MatchXPath
from .. xmlstream.matcher.xmlmask import MatchXMLMask
class MUCPresence(ElementBase):
name = 'x'
namespace = 'http://jabber.org/protocol/muc#user'
plugin_attrib = 'muc'
interfaces = set(('affiliation', 'role', 'jid', 'nick', 'room'))
affiliations = set(('', ))
roles = set(('', ))
def getXMLItem(self):
item = self.xml.find('{http://jabber.org/protocol/muc#user}item')
if item is None:
item = ET.Element('{http://jabber.org/protocol/muc#user}item')
self.xml.append(item)
return item
def getAffiliation(self):
#TODO if no affilation, set it to the default and return default
item = self.getXMLItem()
return item.get('affiliation', '')
def setAffiliation(self, value):
item = self.getXMLItem()
#TODO check for valid affiliation
item.attrib['affiliation'] = value
return self
def delAffiliation(self):
item = self.getXMLItem()
#TODO set default affiliation
if 'affiliation' in item.attrib: del item.attrib['affiliation']
return self
def getJid(self):
item = self.getXMLItem()
return JID(item.get('jid', ''))
def setJid(self, value):
item = self.getXMLItem()
if not isinstance(value, str):
value = str(value)
item.attrib['jid'] = value
return self
def delJid(self):
item = self.getXMLItem()
if 'jid' in item.attrib: del item.attrib['jid']
return self
def getRole(self):
item = self.getXMLItem()
#TODO get default role, set default role if none
return item.get('role', '')
def setRole(self, value):
item = self.getXMLItem()
#TODO check for valid role
item.attrib['role'] = value
return self
def delRole(self):
item = self.getXMLItem()
#TODO set default role
if 'role' in item.attrib: del item.attrib['role']
return self
def getNick(self):
return self.parent['from'].resource
def getRoom(self):
return self.parent['from'].bare
def setNick(self, value):
logging.warning("Cannot set nick through mucpresence plugin.")
return self
def setRoom(self, value):
logging.warning("Cannot set room through mucpresence plugin.")
return self
def delNick(self):
logging.warning("Cannot delete nick through mucpresence plugin.")
return self
def delRoom(self):
logging.warning("Cannot delete room through mucpresence plugin.")
return self
class xep_0045(base.base_plugin):
"""
@ -32,74 +124,40 @@ class xep_0045(base.base_plugin):
self.ourNicks = {}
self.xep = '0045'
self.description = 'Multi User Chat'
self.xmpp.add_handler("<message xmlns='%s' type='groupchat'><body/></message>" % self.xmpp.default_ns, self.handle_groupchat_message)
self.xmpp.add_handler("<presence xmlns='%s' />" % self.xmpp.default_ns, self.handle_groupchat_presence)
# load MUC support in presence stanzas
self.xmpp.stanzaPlugin(Presence, MUCPresence)
self.xmpp.registerHandler(Callback('MUCPresence', MatchXMLMask("<presence xmlns='%s' />" % self.xmpp.default_ns), self.handle_groupchat_presence))
self.xmpp.registerHandler(Callback('MUCMessage', MatchXMLMask("<message xmlns='%s' type='groupchat'><body/></message>" % self.xmpp.default_ns), self.handle_groupchat_message))
def handle_groupchat_presence(self, xml):
def handle_groupchat_presence(self, pr):
""" Handle a presence in a muc.
"""
source = xml.attrib['from']
room = self.xmpp.getjidbare(source)
if room not in self.rooms.keys():
if pr['muc']['room'] not in self.rooms.keys():
return
nick = self.xmpp.getjidresource(source)
entry = {
'nick': nick,
'room': room,
}
if 'type' in xml.attrib.keys():
entry['type'] = xml.attrib['type']
entry = pr['muc'].getValues()
if pr['type'] == 'unavailable':
self.rooms[entry['room']][entry['nick']] = None
else:
entry['type'] = 'available'
for tag in ['status','show','priority']:
if xml.find(('{%s}' % self.xmpp.default_ns) + tag) != None:
entry[tag] = xml.find(('{%s}' % self.xmpp.default_ns) + tag).text
else:
entry[tag] = None
for tag in ['affiliation','role','jid']:
item = xml.find('{http://jabber.org/protocol/muc#user}x/{http://jabber.org/protocol/muc#user}item')
if item != None:
if tag in item.attrib:
entry[tag] = item.attrib[tag]
else:
entry[tag] = None
else:
entry[tag] = None
if entry['status'] == 'unavailable':
self.rooms[room][nick] = None
else:
self.rooms[room][nick] = entry
self.rooms[entry['room']][entry['nick']] = entry
logging.debug("MUC presence from %s/%s : %s" % (entry['room'],entry['nick'], entry))
self.xmpp.event("groupchat_presence", entry)
self.xmpp.event("groupchat_presence", pr)
def handle_groupchat_message(self, xml):
def handle_groupchat_message(self, msg):
""" Handle a message event in a muc.
"""
mfrom = xml.attrib['from']
message = xml.find('{%s}body' % self.xmpp.default_ns).text
subject = xml.find('{%s}subject' % self.xmpp.default_ns)
if subject:
subject = subject.text
else:
subject = ''
resource = self.xmpp.getjidresource(mfrom)
mfrom = self.xmpp.getjidbare(mfrom)
mtype = xml.attrib.get('type', 'normal')
self.xmpp.event("groupchat_message", {'room': mfrom, 'name': resource, 'type': mtype, 'subject': subject, 'message': message})
self.xmpp.event('groupchat_message', msg)
def getRoomForm(self, room, ifrom=None):
iq = self.xmpp.makeIqGet()
iq.attrib['to'] = room
iq['to'] = room
if ifrom is not None:
iq.attrib['from'] = ifrom
iq['from'] = ifrom
query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
iq.append(query)
result = self.xmpp.send(iq, self.xmpp.makeIq(id=iq.get('id')))
if result.get('type', 'error') == 'error':
result = iq.send()
if result['type'] == 'error':
return False
xform = result.find('{http://jabber.org/protocol/muc#owner}query/{jabber:x:data}x')
xform = result.xml.find('{http://jabber.org/protocol/muc#owner}query/{jabber:x:data}x')
if xform is None: return False
form = self.xmpp.plugin['xep_0004'].buildForm(xform)
return form
@ -110,15 +168,16 @@ class xep_0045(base.base_plugin):
#form = self.xmpp.plugin['xep_0004'].makeForm(ftype='submit')
#form.addField('FORM_TYPE', value='http://jabber.org/protocol/muc#roomconfig')
iq = self.xmpp.makeIqSet()
iq.attrib['to'] = room
iq['to'] = room
if ifrom is not None:
iq.attrib['from'] = ifrom
iq['from'] = ifrom
query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
form = form.getXML('submit')
query.append(form)
iq.append(query)
result = self.xmpp.send(iq, self.xmpp.makeIq(iq.get('id')))
if result.get('type', 'error') == 'error':
#result = self.xmpp.send(iq, self.xmpp.makeIq(iq.get('id')))
result = iq.send()
if result['type'] == 'error':
return False
return True
@ -147,8 +206,8 @@ class xep_0045(base.base_plugin):
def destroy(self, room, reason='', altroom = '', ifrom=None):
iq = self.xmpp.makeIqSet()
if ifrom is not None:
iq.attrib['from'] = ifrom
iq.attrib['to'] = room
iq['from'] = ifrom
iq['to'] = room
query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
destroy = ET.Element('destroy')
if altroom:
@ -158,8 +217,9 @@ class xep_0045(base.base_plugin):
destroy.append(xreason)
query.append(destroy)
iq.append(query)
r = self.xmpp.send(iq, self.xmpp.makeIq(iq.get('id')))
if r is None or r.get('type', 'error') == 'error':
#r = self.xmpp.send(iq, self.xmpp.makeIq(iq.get('id')))
r = iq.send()
if r is False or r['type'] == 'error':
return False
return True
@ -171,17 +231,18 @@ class xep_0045(base.base_plugin):
item = ET.Element('item', {'affiliation':affiliation, 'jid':jid})
query.append(item)
iq = self.xmpp.makeIqSet(query)
iq.attrib['to'] = room
result = self.xmpp.send(iq, "<iq id='%s' />" % iq.get('id'))
if result is None or result.get('type') != 'result':
iq['to'] = room
result = iq.send()
if result is False or result['type'] != 'result':
raise ValueError
return True
def invite(self, room, jid, reason=''):
""" Invite a jid to a room."""
msg = self.xmpp.makeMessage(room, mtype='none')
msg = self.xmpp.makeMessage(room)
msg['from'] = self.xmpp.jid
x = ET.Element('{http://jabber.org/protocol/muc#user}x')
invite = ET.Element('invite', {'to': jid})
invite = ET.Element('{http://jabber.org/protocol/muc#user}invite', {'to': jid})
if reason:
rxml = ET.Element('reason')
rxml.text = reason
@ -198,11 +259,11 @@ class xep_0045(base.base_plugin):
def getRoomConfig(self, room):
iq = self.xmpp.makeIqGet('http://jabber.org/protocol/muc#owner')
iq.attrib['to'] = room
result = self.xmpp.send(iq, "<iq id='%s' />" % iq.get('id'))
if result is None or result.get('type') != 'result':
iq['to'] = room
result = iq.send()
if result is None or result['type'] != 'result':
raise ValueError
form = result.find('{http://jabber.org/protocol/muc#owner}query/{jabber:x:data}x')
form = result.xml.find('{http://jabber.org/protocol/muc#owner}query/{jabber:x:data}x')
if form is None:
raise ValueError
return self.xmpp.plugin['xep_0004'].buildForm(form)
@ -212,15 +273,15 @@ class xep_0045(base.base_plugin):
x = ET.Element('{jabber:x:data}x', type='cancel')
query.append(x)
iq = self.xmpp.makeIqSet(query)
self.xmpp.send(iq, "<iq id='%s' />" % iq.get('id'))
iq.send()
def setRoomConfig(self, room, config):
query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
x = config.getXML('submit')
query.append(x)
iq = self.xmpp.makeIqSet(query)
iq.attrib['to'] = room
self.xmpp.send(iq, "<iq id='%s' />" % iq.get('id'))
iq['to'] = room
iq.send()
def getJoinedRooms(self):
return self.rooms.keys()

View file

@ -5,6 +5,8 @@ class HTMLIM(ElementBase):
name = 'html'
plugin_attrib = 'html'
interfaces = set(('html'))
plugin_attrib_map = set()
plugin_xml_map = set()
def setHtml(self, html):
if issinstance(html, str):

View file

@ -5,7 +5,7 @@ from .. xmlstream.handler.waiter import Waiter
from .. xmlstream.matcher.id import MatcherId
class Iq(StanzaBase):
interfaces = set(('type', 'to', 'from', 'id', 'body', 'subject'))
interfaces = set(('type', 'to', 'from', 'id','query'))
types = set(('get', 'result', 'set', 'error'))
name = 'iq'
namespace = 'jabber:client'
@ -13,7 +13,19 @@ class Iq(StanzaBase):
def __init__(self, *args, **kwargs):
StanzaBase.__init__(self, *args, **kwargs)
if self['id'] == '':
self['id'] = self.stream.getId()
self['id'] = self.stream.getNewId()
def exception(self, text):
self.reply()
self['error']['condition'] = 'undefined-condition'
self['error']['text'] = text
self.send()
def unhandled(self):
self.reply()
self['error']['condition'] = 'feature-not-implemented'
self['error']['text'] = 'No handlers registered for this request.'
self.send()
def result(self):
self['type'] = 'result'
@ -36,6 +48,29 @@ class Iq(StanzaBase):
self.clear()
StanzaBase.setPayload(self, value)
def setQuery(self, value):
query = self.xml.find("{%s}query" % value)
if query is None:
self.clear()
query = ET.Element("{%s}query" % value)
self.xml.append(query)
return self
def getQuery(self):
for child in self.getchildren():
if child.tag.endswith('query'):
ns =child.tag.split('}')[0]
if '{' in ns:
ns = ns[1:]
return ns
return ''
def delQuery(self):
for child in self.getchildren():
if child.tag.endswith('query'):
self.xml.remove(child)
return self
def unhandled(self):
pass
# returned unhandled error

View file

@ -4,7 +4,7 @@ from . error import Error
class Message(StanzaBase):
interfaces = set(('type', 'to', 'from', 'id', 'body', 'subject'))
types = set((None, 'normal', 'chat', 'headline', 'error'))
types = set((None, 'normal', 'chat', 'headline', 'error', 'groupchat'))
sub_interfaces = set(('body', 'subject'))
name = 'message'
namespace = 'jabber:client'
@ -22,9 +22,16 @@ class Message(StanzaBase):
def reply(self, body=None):
StanzaBase.reply(self)
del self['id']
if body is not None:
self['body'] = body
return self
def exception(self, text):
self.reply()
self['error']['condition'] = 'undefined-condition'
self['error']['text'] = text
self.send()
Message.plugin_attrib_map['error'] = Error
Message.plugin_tag_map["{%s}%s" % (Error.namespace, Error.name)] = Error

View file

@ -1,10 +1,12 @@
from .. xmlstream.stanzabase import ElementBase, ET
class HTMLIM(ElementBase):
class Nick(ElementBase):
namespace = 'http://jabber.org/nick/nick'
name = 'nick'
plugin_attrib = 'nick'
interfaces = set(('nick'))
plugin_attrib_map = set()
plugin_xml_map = set()
def setNick(self, nick):
self.xml.text = nick

View file

@ -19,6 +19,8 @@ class Presence(StanzaBase):
if value in self.types:
if show is not None:
self.xml.remove(show)
if value == 'available':
value = ''
self._setAttr('type', value)
elif value in self.showtypes:
if show is None:
@ -44,8 +46,18 @@ class Presence(StanzaBase):
out = 'available'
return out
def delType(self):
self.setType('available')
def reply(self):
if self['type'] == 'unsubscribe':
self['type'] = 'unsubscribed'
elif self['type'] == 'subscribe':
self['type'] = 'subscribed'
return StanzaBase.reply(self)
def exception(self, text):
self.reply()
self['error']['condition'] = 'undefined-condition'
self['error']['text'] = text
self.send()
Presence.plugin_attrib_map['error'] = Error
Presence.plugin_tag_map["{%s}%s" % (Error.namespace, Error.name)] = Error

View file

@ -20,7 +20,7 @@ class Waiter(base.BaseHandler):
return self._payload.get(True, timeout)
except queue.Empty:
logging.warning("Timed out waiting for %s" % self.name)
return StanzaBase(stype='error')
return False
def checkDelete(self):
return True

View file

@ -0,0 +1,6 @@
from . import base
class MatcherId(base.MatcherBase):
def match(self, xml):
return xml.get('id') == self._criteria

View file

@ -1,4 +1,5 @@
from xml.etree import cElementTree as ET
import logging
class JID(object):
def __init__(self, jid):
@ -45,7 +46,12 @@ class ElementBase(object):
if self.xml is None:
self.xml = xml
if self.xml is None:
self.xml = ET.Element("{%(namespace)s}%(name)s" % {'name': self.name, 'namespace': self.namespace})
for ename in self.name.split('/'):
new = ET.Element("{%(namespace)s}%(name)s" % {'name': self.name, 'namespace': self.namespace})
if self.xml is None:
self.xml = new
else:
self.xml.append(new)
if self.parent is not None:
self.parent.xml.append(self.xml)
return True #had to generate XML
@ -70,7 +76,7 @@ class ElementBase(object):
else:
return self._getAttr(attrib)
elif attrib in self.plugin_attrib_map:
self.initPlugin(attrib)
if attrib not in self.plugins: self.initPlugin(attrib)
return self.plugins[attrib]
else:
return ''
@ -87,9 +93,10 @@ class ElementBase(object):
self._setAttr(attrib, value)
else:
self.__delitem__(attrib)
elif attrib in self.plugin_map:
elif attrib in self.plugin_attrib_map:
if attrib not in self.plugins: self.initPlugin(attrib)
self.initPlugin(attrib)
self.plugins[attrib].setValues(value)
self.plugins[attrib][attrib] = value
return self
def __delitem__(self, attrib):
@ -101,7 +108,7 @@ class ElementBase(object):
return self._delSub(attrib)
else:
self._delAttr(attrib)
elif attrib in self.plugin_map:
elif attrib in self.plugin_attrib_map:
if attrib in self.plugins:
del self.plugins[attrib]
return self
@ -114,6 +121,9 @@ class ElementBase(object):
return True
def _setAttr(self, name, value):
if value is None or value == '':
self.__delitem__(name)
else:
self.xml.attrib[name] = value
def _delAttr(self, name):
@ -131,11 +141,13 @@ class ElementBase(object):
return stanza.text
def _setSubText(self, name, attrib={}, text=None):
if text is None or text == '':
return self.__delitem__(name)
stanza = self.xml.find("{%s}%s" % (self.namespace, name))
if stanza is None:
self.xml.append(ET.Element("{%s}%s" % (self.namespace, name), attrib))
stanza = self.xml.find("{%s}%s" % (self.namespace, name))
if text is not None:
#self.xml.append(ET.Element("{%s}%s" % (self.namespace, name), attrib))
stanza = ET.Element("{%s}%s" % (self.namespace, name))
self.xml.append(stanza)
stanza.text = text
return stanza
@ -228,6 +240,9 @@ class StanzaBase(ElementBase):
def unhandled(self):
pass
def exception(self, text):
logging.error(text)
def send(self):
self.stream.sendRaw(str(self))
@ -285,7 +300,7 @@ class StanzaBase(ElementBase):
text[cc] = '&gt;'
elif c == "'":
text[cc] = '&apos;'
elif self.escape_quotes:
else:
text[cc] = '&quot;'
cc += 1
return ''.join(text)

View file

@ -262,6 +262,8 @@ class XMLStream(object):
handler.prerun(stanza)
self.eventqueue.put(('stanza', handler, stanza))
if handler.checkDelete(): self.__handlers.pop(self.__handlers.index(handler))
else:
stanza.unhandled()
#loop through handlers and test match
#spawn threads as necessary, call handlers, sending Stanza
@ -274,10 +276,18 @@ class XMLStream(object):
except queue.Empty:
event = None
if event is not None:
etype, handler, stanza = event
etype, handler, *args = event
if etype == 'stanza':
handler.run(stanza)
if etype == 'quit':
try:
handler.run(args[0])
except:
args[0].exception(traceback.format_exc())
elif etype == 'sched':
try:
handler.run(*args)
except:
logging.error(traceback.format_exc())
elif etype == 'quit':
logging.debug("Quitting eventRunner thread")
return False